ETH Price: $3,278.82 (-1.84%)

Contract

0x08B067ad41e45bAbE5bBb52Fc2fE7f692F628b06
 

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0 ETH

Eth Value

$0.00

Multichain Info

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> 10 Internal Transactions and > 10 Token Transfers found.

Latest 25 internal transactions (View All)

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214432482024-12-20 10:50:592 days ago1734691859
0x08B067ad...92F628b06
1.88195 ETH
214432482024-12-20 10:50:592 days ago1734691859
0x08B067ad...92F628b06
1.88195 ETH
214431312024-12-20 10:27:352 days ago1734690455
0x08B067ad...92F628b06
29.00184 ETH
214431312024-12-20 10:27:352 days ago1734690455
0x08B067ad...92F628b06
29.00184 ETH
214048172024-12-15 2:04:238 days ago1734228263
0x08B067ad...92F628b06
0.01411229 ETH
214048172024-12-15 2:04:238 days ago1734228263
0x08B067ad...92F628b06
0.01411229 ETH
214029442024-12-14 19:49:118 days ago1734205751
0x08B067ad...92F628b06
0.03110465 ETH
214029442024-12-14 19:49:118 days ago1734205751
0x08B067ad...92F628b06
0.03110465 ETH
213706632024-12-10 7:38:2312 days ago1733816303
0x08B067ad...92F628b06
0.00010262 ETH
213706632024-12-10 7:38:2312 days ago1733816303
0x08B067ad...92F628b06
0.00010262 ETH
213521292024-12-07 17:33:3515 days ago1733592815
0x08B067ad...92F628b06
0.0258045 ETH
213521292024-12-07 17:33:3515 days ago1733592815
0x08B067ad...92F628b06
0.0258045 ETH
212761442024-11-27 2:36:3526 days ago1732674995
0x08B067ad...92F628b06
0.01483028 ETH
212761442024-11-27 2:36:3526 days ago1732674995
0x08B067ad...92F628b06
0.01483028 ETH
212736762024-11-26 18:20:1126 days ago1732645211
0x08B067ad...92F628b06
0.00180714 ETH
212736762024-11-26 18:20:1126 days ago1732645211
0x08B067ad...92F628b06
0.00180714 ETH
212736762024-11-26 18:20:1126 days ago1732645211
0x08B067ad...92F628b06
0.00007529 ETH
212736762024-11-26 18:20:1126 days ago1732645211
0x08B067ad...92F628b06
0.00007529 ETH
211095812024-11-03 20:43:5949 days ago1730666639
0x08B067ad...92F628b06
0.00118602 ETH
211095812024-11-03 20:43:5949 days ago1730666639
0x08B067ad...92F628b06
0.00118602 ETH
210833772024-10-31 4:57:4753 days ago1730350667
0x08B067ad...92F628b06
0.02521951 ETH
210833772024-10-31 4:57:4753 days ago1730350667
0x08B067ad...92F628b06
0.02521951 ETH
210726252024-10-29 16:56:1154 days ago1730220971
0x08B067ad...92F628b06
0.11472693 ETH
210726252024-10-29 16:56:1154 days ago1730220971
0x08B067ad...92F628b06
0.11472693 ETH
210724302024-10-29 16:17:1154 days ago1730218631
0x08B067ad...92F628b06
59.95664671 ETH
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Contract Source Code Verified (Exact Match)

Contract Name:
WethUnwrapper

Compiler Version
v0.8.17+commit.8df45f5f

Optimization Enabled:
Yes with 1000000 runs

Other Settings:
default evmVersion
File 1 of 7 : WethUnwrapper.sol
// SPDX-License-Identifier: MIT

pragma solidity 0.8.17;
pragma abicoder v1;

import "@1inch/solidity-utils/contracts/OnlyWethReceiver.sol";
import "@1inch/solidity-utils/contracts/interfaces/IWETH.sol";

import "../interfaces/IPostInteractionNotificationReceiver.sol";
import "../libraries/Errors.sol";

contract WethUnwrapper is OnlyWethReceiver, IPostInteractionNotificationReceiver {
    IWETH private immutable _WETH;  // solhint-disable-line var-name-mixedcase

    uint256 private constant _RAW_CALL_GAS_LIMIT = 5000;

    constructor(IWETH weth) OnlyWethReceiver(address(weth)) {
        _WETH = weth;
    }

    function fillOrderPostInteraction(
        bytes32 /* orderHash */,
        address maker,
        address /* taker */,
        uint256 /* makingAmount */,
        uint256 takingAmount,
        uint256 /* remainingMakerAmount */,
        bytes calldata interactiveData
    ) external override {
        _WETH.withdraw(takingAmount);
        address receiver = maker;
        if (interactiveData.length == 20) {
            receiver = address(bytes20(interactiveData));
        }
        // solhint-disable-next-line avoid-low-level-calls
        (bool success, ) = receiver.call{value: takingAmount, gas: _RAW_CALL_GAS_LIMIT}("");
        if (!success) revert Errors.ETHTransferFailed();
    }
}

File 2 of 7 : Errors.sol
// SPDX-License-Identifier: MIT

pragma solidity 0.8.17;

library Errors {
    error InvalidMsgValue();
    error ETHTransferFailed();
}

File 3 of 7 : IPostInteractionNotificationReceiver.sol
// SPDX-License-Identifier: MIT

pragma solidity 0.8.17;
pragma abicoder v1;

/**
 * @title Interface for interactor which acts after `taker -> maker` transfers.
 * @notice The order filling steps are `preInteraction` =>` Transfer "maker -> taker"` => `Interaction` => `Transfer "taker -> maker"` => **`postInteraction`**
 */
interface IPostInteractionNotificationReceiver {
    /**
     * @notice Callback method that gets called after all funds transfers
     * @param orderHash Hash of the order being processed
     * @param maker Maker address
     * @param taker Taker address
     * @param makingAmount Actual making amount
     * @param takingAmount Actual taking amount
     * @param remainingAmount Limit order remaining maker amount after the swap
     * @param interactionData Interaction calldata
     */
    function fillOrderPostInteraction(
        bytes32 orderHash,
        address maker,
        address taker,
        uint256 makingAmount,
        uint256 takingAmount,
        uint256 remainingAmount,
        bytes memory interactionData
    ) external;
}

File 4 of 7 : IWETH.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;
pragma abicoder v1;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";

interface IWETH is IERC20 {
    function deposit() external payable;

    function withdraw(uint256 amount) external;
}

File 5 of 7 : OnlyWethReceiver.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;
pragma abicoder v1;

import "./EthReceiver.sol";

abstract contract OnlyWethReceiver is EthReceiver {
    address private immutable _WETH; // solhint-disable-line var-name-mixedcase

    constructor(address weth) {
        _WETH = address(weth);
    }

    function _receive() internal virtual override {
        if (msg.sender != _WETH) revert EthDepositRejected();
    }
}

File 6 of 7 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);
}

File 7 of 7 : EthReceiver.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;
pragma abicoder v1;

abstract contract EthReceiver {
    error EthDepositRejected();

    receive() external payable {
        _receive();
    }

    function _receive() internal virtual {
        // solhint-disable-next-line avoid-tx-origin
        if (msg.sender == tx.origin) revert EthDepositRejected();
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 1000000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"contract IWETH","name":"weth","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ETHTransferFailed","type":"error"},{"inputs":[],"name":"EthDepositRejected","type":"error"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"},{"internalType":"address","name":"maker","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"takingAmount","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"interactiveData","type":"bytes"}],"name":"fillOrderPostInteraction","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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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)

000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2

-----Decoded View---------------
Arg [0] : weth (address): 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2


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