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pragma solidity ^0.4.15;
contract MultiSigStub {
address[] public owners;
address[] public tokens;
mapping (uint => Transaction) public transactions;
mapping (uint => mapping (address => bool)) public confirmations;
uint public transactionCount;
struct Transaction {
address destination;
uint value;
bytes data;
bool executed;
}
function MultiSigStub(address[] _owners, uint256 _required) {
bytes4 sig = 0x36756a23;
uint argarraysize = (2 + _owners.length);
uint argsize = (1 + argarraysize) * 32;
uint size = 4 + argsize;
bytes32 mData = _malloc(size);
assembly {
mstore(mData, sig)
codecopy(add(mData, 0x4), sub(codesize, argsize), argsize)
}
_delegatecall(mData, size);
}
modifier delegated {
uint size = msg.data.length;
bytes32 mData = _malloc(size);
assembly {
calldatacopy(mData, 0x0, size)
}
bytes32 mResult = _delegatecall(mData, size);
_;
assembly {
return(mResult, 0x20)
}
}
function()
payable
delegated
{
}
function submitTransaction(address destination, uint value, bytes data)
public
delegated
returns (uint)
{
}
function confirmTransaction(uint transactionId)
public
delegated
{
}
function watch(address _tokenAddr)
public
delegated
{
}
function setMyTokenList(address[] _tokenList)
public
delegated
{
}
function isConfirmed(uint transactionId)
public
constant
delegated
returns (bool)
{
}
function tokenBalances(address tokenAddress)
public
constant
delegated
returns (uint)
{
}
function getConfirmationCount(uint transactionId)
public
constant
delegated
returns (uint)
{
}
function getTransactionCount(bool pending, bool executed)
public
constant
delegated
returns (uint)
{
}
function getOwners()
public
constant
returns (address[])
{
return owners;
}
function getTokenList()
public
constant
returns (address[])
{
return tokens;
}
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];
}
}
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];
}
}
function _malloc(uint size)
private
returns(bytes32 mData)
{
assembly {
mData := mload(0x40)
mstore(0x40, add(mData, size))
}
}
function _delegatecall(bytes32 mData, uint size)
private
returns(bytes32 mResult)
{
address target = 0xc0FFeEE61948d8993864a73a099c0E38D887d3F4;
mResult = _malloc(32);
delegatecall(sub(gas, 10000), target, mData, size, mResult, 0x20)
}
}
contract MultiSigFactory {
event Create(address indexed caller, address createdContract);
function create(address[] owners, uint256 required) returns (address wallet){
wallet = new MultiSigStub(owners, required);
Create(msg.sender, wallet);
}
} |