Overview
ETH Balance
0 ETH
Eth Value
$0.00More Info
Private Name Tags
ContractCreator
Latest 25 from a total of 43 transactions
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Transfer | 15535163 | 812 days ago | IN | 0.40537295 ETH | 0.00031951 | ||||
Transfer | 15337302 | 844 days ago | IN | 0.19975975 ETH | 0.00027695 | ||||
Transfer | 15247519 | 858 days ago | IN | 0.19985028 ETH | 0.00019261 | ||||
Transfer | 15158420 | 872 days ago | IN | 0.19969736 ETH | 0.00037944 | ||||
Transfer | 15056455 | 888 days ago | IN | 0.18123035 ETH | 0.000507 | ||||
Transfer | 14952185 | 906 days ago | IN | 0.103518 ETH | 0.00071327 | ||||
Transfer | 14896610 | 916 days ago | IN | 0.13073811 ETH | 0.00087191 | ||||
Transfer | 14822888 | 928 days ago | IN | 0.07473671 ETH | 0.00037406 | ||||
Transfer | 14775945 | 935 days ago | IN | 0.11358577 ETH | 0.00084234 | ||||
Transfer | 14716336 | 945 days ago | IN | 0.14518545 ETH | 0.0012039 | ||||
Transfer | 14643278 | 956 days ago | IN | 0.15498617 ETH | 0.00092222 | ||||
Transfer | 14562972 | 969 days ago | IN | 0.13856026 ETH | 0.00079565 | ||||
Transfer | 14493084 | 980 days ago | IN | 0.143764 ETH | 0.00133165 | ||||
Transfer | 14420970 | 991 days ago | IN | 0.14829316 ETH | 0.00046502 | ||||
Transfer | 14345923 | 1003 days ago | IN | 0.1495963 ETH | 0.00070253 | ||||
Transfer | 14262428 | 1016 days ago | IN | 0.28618467 ETH | 0.00158327 | ||||
Transfer | 14119658 | 1038 days ago | IN | 0.42136777 ETH | 0.00339302 | ||||
Transfer | 13918700 | 1069 days ago | IN | 0.45094066 ETH | 0.0020459 | ||||
Transfer | 13713988 | 1101 days ago | IN | 0.44896794 ETH | 0.00320917 | ||||
Transfer | 13530872 | 1130 days ago | IN | 0.45267138 ETH | 0.00403435 | ||||
Transfer | 13326818 | 1162 days ago | IN | 0.3856351 ETH | 0.00139869 | ||||
Transfer | 13312590 | 1164 days ago | IN | 0.17184067 ETH | 0.00267415 | ||||
Transfer | 13132528 | 1192 days ago | IN | 0.10075555 ETH | 0.00276565 | ||||
Transfer | 13100152 | 1197 days ago | IN | 0.10085677 ETH | 0.00305037 | ||||
Transfer | 13066474 | 1202 days ago | IN | 0.0412574 ETH | 0.0008304 |
Latest 25 internal transactions (View All)
Advanced mode:
Parent Transaction Hash | Block | From | To | |||
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15535163 | 812 days ago | 0.40537295 ETH | ||||
15337302 | 844 days ago | 0.19975975 ETH | ||||
15247519 | 858 days ago | 0.19985028 ETH | ||||
15158420 | 872 days ago | 0.19969736 ETH | ||||
15056455 | 888 days ago | 0.18123035 ETH | ||||
14952185 | 906 days ago | 0.103518 ETH | ||||
14896610 | 916 days ago | 0.13073811 ETH | ||||
14822888 | 928 days ago | 0.07473671 ETH | ||||
14775945 | 935 days ago | 0.11358577 ETH | ||||
14716336 | 945 days ago | 0.14518545 ETH | ||||
14643278 | 956 days ago | 0.15498617 ETH | ||||
14562972 | 969 days ago | 0.13856026 ETH | ||||
14493084 | 980 days ago | 0.143764 ETH | ||||
14420970 | 991 days ago | 0.14829316 ETH | ||||
14345923 | 1003 days ago | 0.1495963 ETH | ||||
14262428 | 1016 days ago | 0.28618467 ETH | ||||
14119658 | 1038 days ago | 0.42136777 ETH | ||||
13918700 | 1069 days ago | 0.45094066 ETH | ||||
13713988 | 1101 days ago | 0.44896794 ETH | ||||
13530872 | 1130 days ago | 0.45267138 ETH | ||||
13326818 | 1162 days ago | 0.3856351 ETH | ||||
13312590 | 1164 days ago | 0.17184067 ETH | ||||
13132528 | 1192 days ago | 0.10075555 ETH | ||||
13100152 | 1197 days ago | 0.10085677 ETH | ||||
13066474 | 1202 days ago | 0.0412574 ETH |
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Minimal Proxy Contract for 0x059ffafdc6ef594230de44f824e2bd0a51ca5ded
Contract Name:
Forwarder
Compiler Version
v0.7.5+commit.eb77ed08
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2021-02-24 */ pragma solidity 0.7.5; /* The MIT License (MIT) Copyright (c) 2018 Murray Software, LLC. 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. */ //solhint-disable max-line-length //solhint-disable no-inline-assembly contract CloneFactory { function createClone(address target, bytes32 salt) internal returns (address payable result) { bytes20 targetBytes = bytes20(target); assembly { // load the next free memory slot as a place to store the clone contract data let clone := mload(0x40) // The bytecode block below is responsible for contract initialization // during deployment, it is worth noting the proxied contract constructor will not be called during // the cloning procedure and that is why an initialization function needs to be called after the // clone is created mstore( clone, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000 ) // This stores the address location of the implementation contract // so that the proxy knows where to delegate call logic to mstore(add(clone, 0x14), targetBytes) // The bytecode block is the actual code that is deployed for each clone created. // It forwards all calls to the already deployed implementation via a delegatecall mstore( add(clone, 0x28), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000 ) // deploy the contract using the CREATE2 opcode // this deploys the minimal proxy defined above, which will proxy all // calls to use the logic defined in the implementation contract `target` result := create2(0, clone, 0x37, salt) } } function isClone(address target, address query) internal view returns (bool result) { bytes20 targetBytes = bytes20(target); assembly { // load the next free memory slot as a place to store the comparison clone let clone := mload(0x40) // The next three lines store the expected bytecode for a miniml proxy // that targets `target` as its implementation contract mstore( clone, 0x363d3d373d3d3d363d7300000000000000000000000000000000000000000000 ) mstore(add(clone, 0xa), targetBytes) mstore( add(clone, 0x1e), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000 ) // the next two lines store the bytecode of the contract that we are checking in memory let other := add(clone, 0x40) extcodecopy(query, other, 0, 0x2d) // Check if the expected bytecode equals the actual bytecode and return the result result := and( eq(mload(clone), mload(other)), eq(mload(add(clone, 0xd)), mload(add(other, 0xd))) ) } } } /** * Contract that exposes the needed erc20 token functions */ abstract contract ERC20Interface { // Send _value amount of tokens to address _to function transfer(address _to, uint256 _value) public virtual returns (bool success); // Get the account balance of another account with address _owner function balanceOf(address _owner) public virtual view returns (uint256 balance); } // helper methods for interacting with ERC20 tokens and sending ETH that do not consistently return true/false library TransferHelper { function safeApprove( address token, address to, uint256 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::safeApprove: approve failed' ); } function safeTransfer( address token, address to, uint256 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::safeTransfer: transfer failed' ); } function safeTransferFrom( address token, address from, address to, uint256 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::transferFrom: transferFrom failed' ); } function safeTransferETH(address to, uint256 value) internal { (bool success, ) = to.call{value: value}(new bytes(0)); require(success, 'TransferHelper::safeTransferETH: ETH transfer failed'); } } /** * Contract that will forward any incoming Ether to the creator of the contract * */ contract Forwarder { // Address to which any funds sent to this contract will be forwarded address public parentAddress; event ForwarderDeposited(address from, uint256 value, bytes data); /** * Initialize the contract, and sets the destination address to that of the creator */ function init(address _parentAddress) external onlyUninitialized { parentAddress = _parentAddress; uint256 value = address(this).balance; if (value == 0) { return; } (bool success, ) = parentAddress.call{ value: value }(''); require(success, 'Flush failed'); // NOTE: since we are forwarding on initialization, // we don't have the context of the original sender. // We still emit an event about the forwarding but set // the sender to the forwarder itself emit ForwarderDeposited(address(this), value, msg.data); } /** * Modifier that will execute internal code block only if the sender is the parent address */ modifier onlyParent { require(msg.sender == parentAddress, 'Only Parent'); _; } /** * Modifier that will execute internal code block only if the contract has not been initialized yet */ modifier onlyUninitialized { require(parentAddress == address(0x0), 'Already initialized'); _; } /** * Default function; Gets called when data is sent but does not match any other function */ fallback() external payable { flush(); } /** * Default function; Gets called when Ether is deposited with no data, and forwards it to the parent address */ receive() external payable { flush(); } /** * Execute a token transfer of the full balance from the forwarder token to the parent address * @param tokenContractAddress the address of the erc20 token contract */ function flushTokens(address tokenContractAddress) external onlyParent { ERC20Interface instance = ERC20Interface(tokenContractAddress); address forwarderAddress = address(this); uint256 forwarderBalance = instance.balanceOf(forwarderAddress); if (forwarderBalance == 0) { return; } TransferHelper.safeTransfer( tokenContractAddress, parentAddress, forwarderBalance ); } /** * Flush the entire balance of the contract to the parent address. */ function flush() public { uint256 value = address(this).balance; if (value == 0) { return; } (bool success, ) = parentAddress.call{ value: value }(''); require(success, 'Flush failed'); emit ForwarderDeposited(msg.sender, value, msg.data); } } contract ForwarderFactory is CloneFactory { address public implementationAddress; event ForwarderCreated(address newForwarderAddress, address parentAddress); constructor(address _implementationAddress) { implementationAddress = _implementationAddress; } function createForwarder(address parent, bytes32 salt) external { // include the signers in the salt so any contract deployed to a given address must have the same signers bytes32 finalSalt = keccak256(abi.encodePacked(parent, salt)); address payable clone = createClone(implementationAddress, finalSalt); Forwarder(clone).init(parent); emit ForwarderCreated(clone, parent); } }
[{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"from","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"},{"indexed":false,"internalType":"bytes","name":"data","type":"bytes"}],"name":"ForwarderDeposited","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"flush","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContractAddress","type":"address"}],"name":"flushTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_parentAddress","type":"address"}],"name":"init","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"parentAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.