Contract

0x25bEE8C21D1d0ec2852302fd7E674196EA298eC6

Source Code

Overview

ETH Balance

0 ETH

Eth Value

$0.00

More Info

Private Name Tags

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ContractCreator

0x6dCB5E43...72C32be33 at txn 0x62b1c8cce94a271bc1d68d28b6b0a81ee322efb897c54bed9dbb68356a2cacf3

Multichain Info

$0 (Multichain Portfolio)

	Transaction Hash	Method	Block		From		To
There are no matching entries 1 Internal Transaction found.

Latest 1 internal transaction

Advanced mode:

Parent Transaction Hash	Block		From		To
0x62b1c8cce94a271bc1d68d28b6b0a81ee322efb897c54bed9dbb68356a2cacf3	15996578	2022-11-18 11:23:47	837 days ago	1668770627	0xE75C7E85...7E6ba9877		Contract Creation	0 ETH$0.00

Contract Source Code Verified (Exact Match)

Contract Name:

MetaRouterGateway

Compiler Version

v0.8.7+commit.e28d00a7

Optimization Enabled:

Yes with 2000 runs

Other Settings:

default evmVersion

Contract Source Code (Solidity Standard Json-Input format)

IDE

File 1 of 2 : MetaRouterGateway.sol

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

import "@uniswap/lib/contracts/libraries/TransferHelper.sol";

/**
 * @title MetaRouterGateway
 * @notice During the `metaRoute` transaction `MetaRouter` (only) claims user's tokens
 * from `MetaRoutetGateway` contract and then operates with them.
 */
contract MetaRouterGateway {
    address public immutable metaRouter;

    modifier onlyMetarouter() {
        require(metaRouter == msg.sender, "Symb: caller is not the metarouter");
        _;
    }

    constructor(address _metaRouter) {
        metaRouter = _metaRouter;
    }

    function claimTokens(
        address _token,
        address _from,
        uint256 _amount
    ) external onlyMetarouter {
        TransferHelper.safeTransferFrom(_token, _from, metaRouter, _amount);
    }
}

File 2 of 2 : TransferHelper.sol

// SPDX-License-Identifier: GPL-3.0-or-later

pragma solidity >=0.6.0;

// 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');
    }
}

Settings

{
  "optimizer": {
    "enabled": true,
    "runs": 2000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

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Contract ABI

API

[{"inputs":[{"internalType":"address","name":"_metaRouter","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"_token","type":"address"},{"internalType":"address","name":"_from","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"claimTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"metaRouter","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

Contract Creation Code

Decompile Bytecode Switch to Opcodes View

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Deployed Bytecode

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000e75c7e85fe6add07077467064ad15847e6ba9877

-----Decoded View---------------
Arg [0] : _metaRouter (address): 0xE75C7E85FE6ADd07077467064aD15847E6ba9877

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000e75c7e85fe6add07077467064ad15847e6ba9877

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