Address Contract Partially Verified
Address
0x0E190B3a86e02C404C0f348240AB68340B2256f3
Balance
0 ETH
Nonce
1
Code Size
4337 bytes
Creator
0x0DA419C2...fB7c at tx 0xab781760...9266f4
Last Active
Indexed Transactions
1 (24,460,067 → 24,460,067)
Gas Used (indexed)
75,746
Contract Bytecode
4337 bytes
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Verified Source Code Partial Match
Compiler: v0.8.30+commit.73712a01
EVM: prague
Optimization: No
Withdraw.sol 166 lines
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
library TransferHelper {
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'
);
}
}
abstract contract ReentrancyGuard {
uint256 private constant _NOT_ENTERED = 1;
uint256 private constant _ENTERED = 2;
uint256 private _status;
constructor() {
_status = _NOT_ENTERED;
}
modifier nonReentrant() {
require(_status != _ENTERED, "ReentrancyGuard: reentrant call");
_status = _ENTERED;
_;
_status = _NOT_ENTERED;
}
}
contract Withdraw is Ownable, ReentrancyGuard {
address public signAddr = address(0x45bDA3e95c7Cc1b78089771Bbfbc84deaad5d195);
mapping(uint256 => bool) public widIsWithdrawed;
event Withdrawed(address indexed user, address indexed token, uint256 indexed amount);
constructor() {
}
function setSignAddr(address _signAddr) public onlyOwner {
signAddr = _signAddr;
}
function claimreward(uint256 _wid, uint256 _wAmt, address _tokenAddr, uint256 _deadline, bytes32 r, bytes32 s, uint8 v) public nonReentrant {
require(_deadline > block.timestamp, "Signature expired.");
require (uint256(s) <= 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0, "Signature Error.");
require(!widIsWithdrawed[_wid], "WID Withdrawed.");
address singer = ecrecover(keccak256(abi.encodePacked(_wid, _wAmt, _tokenAddr, _deadline, _msgSender())), v, r, s);
require(singer == signAddr, "Signature Error.");
TransferHelper.safeTransfer(_tokenAddr, _msgSender(), _wAmt);
widIsWithdrawed[_wid] = true;
emit Withdrawed(_msgSender(), _tokenAddr, _wAmt);
}
function rescueToken(address tokenAddress, uint256 tokens) public onlyOwner returns (bool success) {
TransferHelper.safeTransfer(tokenAddress, owner(), tokens);
return true;
}
function rescueETH() external onlyOwner {
uint256 balance = address(this).balance;
payable(owner()).transfer(balance);
}
}
Read Contract
owner 0x8da5cb5b → address
signAddr 0xd2861ead → address
widIsWithdrawed 0x2fe7eeb8 → bool
Write Contract 6 functions
These functions modify contract state and require a wallet transaction to execute.
claimreward 0x4ff96110
uint256 _wid
uint256 _wAmt
address _tokenAddr
uint256 _deadline
bytes32 r
bytes32 s
uint8 v
renounceOwnership 0x715018a6
No parameters
rescueETH 0x20800a00
No parameters
rescueToken 0x33f3d628
address tokenAddress
uint256 tokens
returns: bool
setSignAddr 0x247b3eac
address _signAddr
transferOwnership 0xf2fde38b
address newOwner
Top Interactions
| Address | Txns | Sent | Received |
|---|---|---|---|
| 0x79Dd30FE...Ce57 | 1 | 1 |
Recent Transactions
|
| Hash | Block | Age | From/To | Value | |
|---|---|---|---|---|---|
| 0xd4911161...5fa058 | 24,460,067 | IN | 0x79Dd30FE...Ce57 | 0 ETH |