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Latest 25 from a total of 257,285 transactions (+23 Pending)
Transaction Hash MethodBlockFromToValue 0x5af6dd32329b79f84d33e517807c9b091b0f91453ef6dd7a190442705b678648 Send Multi Sig (pending) 2024-05-03 7:23:24 2 mins ago 1714721004 IN 0 ETH (Pending) (Pending) 0xdfd26d4104e863ba4cf27cd8ca01c5ea12c365c822a9d4c7e9d47695c3162976 Send Multi Sig T... (pending) 2024-05-03 7:22:50 2 mins ago 1714720970 IN 0 ETH (Pending) (Pending) 0x46ebfdf4899a981ea166c40ec67e0e120c49d4bbe56aee1dc96531024c068bf2 Send Multi Sig T... (pending) 2024-05-03 7:22:40 2 mins ago 1714720960 IN 0 ETH (Pending) (Pending) 0x23bf62e9ac11d77f237f0229b8d163a15469b244d2532814794db555d850cda6 Send Multi Sig (pending) 2024-05-03 7:20:58 4 mins ago 1714720858 IN 0 ETH (Pending) (Pending) 0x31ec2c9c1d545016dc60e81357db7500aa5e2809fab6703dac9123e0b8bc236c Send Multi Sig T... (pending) 2024-05-03 7:20:29 4 mins ago 1714720829 IN 0 ETH (Pending) (Pending) 0x1d2d1b00415ccbe2170134686a894d826f1371502fb4e0c0c623bbe4d7d95ab1 Send Multi Sig (pending) 2024-05-03 7:18:58 6 mins ago 1714720738 IN 0 ETH (Pending) (Pending) 0x0f3a1304db29826d4e50073bde3f09fdb1bc34b998b37f58233e8280cfa26152 Send Multi Sig (pending) 2024-05-03 7:12:57 12 mins ago 1714720377 IN 0 ETH (Pending) (Pending) 0x56f7353aee577b6371d381178e01679eec5e8ab90ded339e1729ebaf68203a0d Send Multi Sig T... (pending) 2024-05-03 7:12:52 12 mins ago 1714720372 IN 0 ETH (Pending) (Pending) 0x5362c1b6cd9101b8b22cb80e9c0f9b00d766d9cd4e30d83fdebdf29109208a93 Send Multi Sig T... (pending) 2024-05-03 7:10:41 14 mins ago 1714720241 IN 0 ETH (Pending) (Pending) 0x7d614caf8e1baf69969973de95451a90e3cada6031535999997a91f3e117ffda Send Multi Sig T... (pending) 2024-05-03 7:10:28 15 mins ago 1714720228 IN 0 ETH (Pending) (Pending) 0x5e61bca2a2c65f738623a5a589066c304c4f213b0c0e9e25430362a16023be09 Send Multi Sig (pending) 2024-05-03 7:02:06 23 mins ago 1714719726 IN 0 ETH (Pending) (Pending) 0x08a6fec018275e9ba121da4e7b7412a462e54a377a60c37d84ff20aae29df9cb Send Multi Sig T... (pending) 2024-05-03 6:56:40 28 mins ago 1714719400 IN 0 ETH (Pending) (Pending) 0x2c77162865f3b86da1a306e5eca3a1ebfd1890fbd5139fba17765edd87e30da4 Send Multi Sig (pending) 2024-05-03 6:53:05 32 mins ago 1714719185 IN 0 ETH (Pending) (Pending) 0x6e46b3362343dcd0ce232a9151323a4e1dc4cfa9247ca7a154c8dac5598d99e5 Send Multi Sig T... (pending) 2024-05-03 6:52:43 32 mins ago 1714719163 IN 0 ETH (Pending) (Pending) 0x0caea40cb8ab5e52544b3493152951cf568beeba74a12941aaca389a960ce347 Send Multi Sig (pending) 2024-05-03 6:49:20 36 mins ago 1714718960 IN 0 ETH (Pending) (Pending) 0xa7235aaa82d5fd02611e80d71e892dc8298e12bde7bf799cbf08878beb875a49 Send Multi Sig (pending) 2024-05-03 6:47:41 37 mins ago 1714718861 IN 0 ETH (Pending) (Pending) 0xf20726a5d387e143fb3a26d94a7ef32928cbe9b3f95626cac7b0ee0112e56a12 Send Multi Sig T... (pending) 2024-05-03 6:42:40 42 mins ago 1714718560 IN 0 ETH (Pending) (Pending) 0x9ff36edbed352c3f7aceaa53198e3e027de5414b99008309bc086148889f145a Send Multi Sig T... (pending) 2024-05-03 6:37:39 47 mins ago 1714718259 IN 0 ETH (Pending) (Pending) 0x94ac392a02131893679ddb4db85ba8cbb23d0345a5e5c1ab28b2bbf61d2967ba Send Multi Sig (pending) 2024-05-03 6:36:07 49 mins ago 1714718167 IN 0 ETH (Pending) (Pending) 0x9f839afb959c5a67e884529c3d1c59edf9c971ffb9699cd5e1cdfaca7fbca005 Send Multi Sig T... (pending) 2024-05-03 6:32:53 52 mins ago 1714717973 IN 0 ETH (Pending) (Pending) 0x273828c20d91cc867a50d775bad6bfb076c3b39c54b33d950a1efdcab2fd8633 Send Multi Sig (pending) 2024-05-03 6:30:59 54 mins ago 1714717859 IN 0 ETH (Pending) (Pending) 0x241940bb92b78135075a812d78128b3cfe293b838d1a1ad2e56075dab47ec7ab Send Multi Sig T... (pending) 2024-05-03 6:30:22 55 mins ago 1714717822 IN 0 ETH (Pending) (Pending) 0x03964ecf6cc0bce4ad268cb1c40ffde354a8b3a15a5ebeb0771b39d80d750150 Send Multi Sig T... (pending) 2024-05-03 6:28:10 57 mins ago 1714717690 IN 0 ETH (Pending) (Pending) Send Multi Sig 19788073 2024-05-03 7:23:23 2 mins ago 1714721003 IN 0 ETH 0.00087364 8.46436218 Send Multi Sig T... 19788070 2024-05-03 7:22:47 2 mins ago 1714720967 IN 0 ETH 0.00060801 6.49474614 Latest 25 internal transactions (View All)
Advanced mode:Parent Transaction Hash Block From To Value 19788073 2024-05-03 7:23:23 2 mins ago 1714721003 0.01393285 ETH 19788061 2024-05-03 7:20:59 4 mins ago 1714720859 0.7086002 ETH 19788051 2024-05-03 7:18:59 6 mins ago 1714720739 1.494 ETH 19788021 2024-05-03 7:12:59 12 mins ago 1714720379 0.1931 ETH 19787967 2024-05-03 7:02:11 23 mins ago 1714719731 0.0307 ETH 19787925 2024-05-03 6:53:47 31 mins ago 1714719227 0.64312641 ETH 19787904 2024-05-03 6:49:35 35 mins ago 1714718975 1.46002821 ETH 19787895 2024-05-03 6:47:47 37 mins ago 1714718867 0.08 ETH 19787837 2024-05-03 6:36:11 49 mins ago 1714718171 0.0226 ETH 19787811 2024-05-03 6:30:59 54 mins ago 1714717859 14 ETH 19787772 2024-05-03 6:23:11 1 hr ago 1714717391 0.030417 ETH 19787721 2024-05-03 6:12:59 1 hr ago 1714716779 0.1609 ETH 19787667 2024-05-03 6:02:11 1 hr ago 1714716131 5.75038929 ETH 19787666 2024-05-03 6:01:59 1 hr ago 1714716119 0.0225 ETH 19787638 2024-05-03 5:56:23 1 hr ago 1714715783 0.0797 ETH 19787604 2024-05-03 5:49:11 1 hr ago 1714715351 0.1538 ETH 19787602 2024-05-03 5:48:47 1 hr ago 1714715327 22.20710721 ETH 19787526 2024-05-03 5:33:35 1 hr ago 1714714415 0.6208 ETH 19787516 2024-05-03 5:31:35 1 hr ago 1714714295 0.0921 ETH 19787515 2024-05-03 5:31:23 1 hr ago 1714714283 20 ETH 19787475 2024-05-03 5:23:23 2 hrs ago 1714713803 0.0129 ETH 19787468 2024-05-03 5:21:59 2 hrs ago 1714713719 0.0305 ETH 19787467 2024-05-03 5:21:47 2 hrs ago 1714713707 0.0219 ETH 19787437 2024-05-03 5:15:47 2 hrs ago 1714713347 0.005 ETH 19787430 2024-05-03 5:14:23 2 hrs ago 1714713263 0.0091 ETH Loading...LoadingMinimal Proxy Contract for 0xe8e847cf573fc8ed75621660a36affd18c543d7e
Contract Name:WalletSimple
Compiler Versionv0.7.5+commit.eb77ed08
File 4 of 4: WalletSimple.solContract Source Code (Solidity Multiple files format)
// SPDX-License-Identifier: Apache-2.0 pragma solidity 0.7.5; import './TransferHelper.sol'; import './Forwarder.sol'; import './ERC20Interface.sol'; /** * * WalletSimple * ============ * * Basic multi-signer wallet designed for use in a co-signing environment where 2 signatures are required to move funds. * Typically used in a 2-of-3 signing configuration. Uses ecrecover to allow for 2 signatures in a single transaction. * * The first signature is created on the operation hash (see Data Formats) and passed to sendMultiSig/sendMultiSigToken * The signer is determined by verifyMultiSig(). * * The second signature is created by the submitter of the transaction and determined by msg.signer. * * Data Formats * ============ * * The signature is created with ethereumjs-util.ecsign(operationHash). * Like the eth_sign RPC call, it packs the values as a 65-byte array of [r, s, v]. * Unlike eth_sign, the message is not prefixed. * * The operationHash the result of keccak256(prefix, toAddress, value, data, expireTime). * For ether transactions, `prefix` is "ETHER". * For token transaction, `prefix` is "ERC20" and `data` is the tokenContractAddress. * * */ contract WalletSimple { // Events event Deposited(address from, uint256 value, bytes data); event SafeModeActivated(address msgSender); event Transacted( address msgSender, // Address of the sender of the message initiating the transaction address otherSigner, // Address of the signer (second signature) used to initiate the transaction bytes32 operation, // Operation hash (see Data Formats) address toAddress, // The address the transaction was sent to uint256 value, // Amount of Wei sent to the address bytes data // Data sent when invoking the transaction ); event BatchTransfer(address sender, address recipient, uint256 value); // this event shows the other signer and the operation hash that they signed // specific batch transfer events are emitted in Batcher event BatchTransacted( address msgSender, // Address of the sender of the message initiating the transaction address otherSigner, // Address of the signer (second signature) used to initiate the transaction bytes32 operation // Operation hash (see Data Formats) ); // Public fields mapping(address => bool) public signers; // The addresses that can co-sign transactions on the wallet bool public safeMode = false; // When active, wallet may only send to signer addresses bool public initialized = false; // True if the contract has been initialized // Internal fields uint256 private constant MAX_SEQUENCE_ID_INCREASE = 10000; uint256 constant SEQUENCE_ID_WINDOW_SIZE = 10; uint256[SEQUENCE_ID_WINDOW_SIZE] recentSequenceIds; /** * Set up a simple multi-sig wallet by specifying the signers allowed to be used on this wallet. * 2 signers will be required to send a transaction from this wallet. * Note: The sender is NOT automatically added to the list of signers. * Signers CANNOT be changed once they are set * * @param allowedSigners An array of signers on the wallet */ function init(address[] calldata allowedSigners) external onlyUninitialized { require(allowedSigners.length == 3, 'Invalid number of signers'); for (uint8 i = 0; i < allowedSigners.length; i++) { require(allowedSigners[i] != address(0), 'Invalid signer'); signers[allowedSigners[i]] = true; } initialized = true; } /** * Get the network identifier that signers must sign over * This provides protection signatures being replayed on other chains * This must be a virtual function because chain-specific contracts will need * to override with their own network ids. It also can't be a field * to allow this contract to be used by proxy with delegatecall, which will * not pick up on state variables */ function getNetworkId() internal virtual pure returns (string memory) { return 'ETHER'; } /** * Get the network identifier that signers must sign over for token transfers * This provides protection signatures being replayed on other chains * This must be a virtual function because chain-specific contracts will need * to override with their own network ids. It also can't be a field * to allow this contract to be used by proxy with delegatecall, which will * not pick up on state variables */ function getTokenNetworkId() internal virtual pure returns (string memory) { return 'ERC20'; } /** * Get the network identifier that signers must sign over for batch transfers * This provides protection signatures being replayed on other chains * This must be a virtual function because chain-specific contracts will need * to override with their own network ids. It also can't be a field * to allow this contract to be used by proxy with delegatecall, which will * not pick up on state variables */ function getBatchNetworkId() internal virtual pure returns (string memory) { return 'ETHER-Batch'; } /** * Determine if an address is a signer on this wallet * @param signer address to check * returns boolean indicating whether address is signer or not */ function isSigner(address signer) public view returns (bool) { return signers[signer]; } /** * Modifier that will execute internal code block only if the sender is an authorized signer on this wallet */ modifier onlySigner { require(isSigner(msg.sender), 'Non-signer in onlySigner method'); _; } /** * Modifier that will execute internal code block only if the contract has not been initialized yet */ modifier onlyUninitialized { require(!initialized, 'Contract already initialized'); _; } /** * Gets called when a transaction is received with data that does not match any other method */ fallback() external payable { if (msg.value > 0) { // Fire deposited event if we are receiving funds Deposited(msg.sender, msg.value, msg.data); } } /** * Gets called when a transaction is received with ether and no data */ receive() external payable { if (msg.value > 0) { // Fire deposited event if we are receiving funds Deposited(msg.sender, msg.value, msg.data); } } /** * Execute a multi-signature transaction from this wallet using 2 signers: one from msg.sender and the other from ecrecover. * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated. * * @param toAddress the destination address to send an outgoing transaction * @param value the amount in Wei to be sent * @param data the data to send to the toAddress when invoking the transaction * @param expireTime the number of seconds since 1970 for which this transaction is valid * @param sequenceId the unique sequence id obtainable from getNextSequenceId * @param signature see Data Formats */ function sendMultiSig( address toAddress, uint256 value, bytes calldata data, uint256 expireTime, uint256 sequenceId, bytes calldata signature ) external onlySigner { // Verify the other signer bytes32 operationHash = keccak256( abi.encodePacked( getNetworkId(), toAddress, value, data, expireTime, sequenceId ) ); address otherSigner = verifyMultiSig( toAddress, operationHash, signature, expireTime, sequenceId ); // Success, send the transaction (bool success, ) = toAddress.call{ value: value }(data); require(success, 'Call execution failed'); emit Transacted( msg.sender, otherSigner, operationHash, toAddress, value, data ); } /** * Execute a batched multi-signature transaction from this wallet using 2 signers: one from msg.sender and the other from ecrecover. * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated. * The recipients and values to send are encoded in two arrays, where for index i, recipients[i] will be sent values[i]. * * @param recipients The list of recipients to send to * @param values The list of values to send to * @param expireTime the number of seconds since 1970 for which this transaction is valid * @param sequenceId the unique sequence id obtainable from getNextSequenceId * @param signature see Data Formats */ function sendMultiSigBatch( address[] calldata recipients, uint256[] calldata values, uint256 expireTime, uint256 sequenceId, bytes calldata signature ) external onlySigner { require(recipients.length != 0, 'Not enough recipients'); require( recipients.length == values.length, 'Unequal recipients and values' ); require(recipients.length < 256, 'Too many recipients, max 255'); // Verify the other signer bytes32 operationHash = keccak256( abi.encodePacked( getBatchNetworkId(), recipients, values, expireTime, sequenceId ) ); // the first parameter (toAddress) is used to ensure transactions in safe mode only go to a signer // if in safe mode, we should use normal sendMultiSig to recover, so this check will always fail if in safe mode require(!safeMode, 'Batch in safe mode'); address otherSigner = verifyMultiSig( address(0x0), operationHash, signature, expireTime, sequenceId ); batchTransfer(recipients, values); emit BatchTransacted(msg.sender, otherSigner, operationHash); } /** * Transfer funds in a batch to each of recipients * @param recipients The list of recipients to send to * @param values The list of values to send to recipients. * The recipient with index i in recipients array will be sent values[i]. * Thus, recipients and values must be the same length */ function batchTransfer( address[] calldata recipients, uint256[] calldata values ) internal { for (uint256 i = 0; i < recipients.length; i++) { require(address(this).balance >= values[i], 'Insufficient funds'); (bool success, ) = recipients[i].call{ value: values[i] }(''); require(success, 'Call failed'); emit BatchTransfer(msg.sender, recipients[i], values[i]); } } /** * Execute a multi-signature token transfer from this wallet using 2 signers: one from msg.sender and the other from ecrecover. * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated. * * @param toAddress the destination address to send an outgoing transaction * @param value the amount in tokens to be sent * @param tokenContractAddress the address of the erc20 token contract * @param expireTime the number of seconds since 1970 for which this transaction is valid * @param sequenceId the unique sequence id obtainable from getNextSequenceId * @param signature see Data Formats */ function sendMultiSigToken( address toAddress, uint256 value, address tokenContractAddress, uint256 expireTime, uint256 sequenceId, bytes calldata signature ) external onlySigner { // Verify the other signer bytes32 operationHash = keccak256( abi.encodePacked( getTokenNetworkId(), toAddress, value, tokenContractAddress, expireTime, sequenceId ) ); verifyMultiSig(toAddress, operationHash, signature, expireTime, sequenceId); TransferHelper.safeTransfer(tokenContractAddress, toAddress, value); } /** * Execute a token flush from one of the forwarder addresses. This transfer needs only a single signature and can be done by any signer * * @param forwarderAddress the address of the forwarder address to flush the tokens from * @param tokenContractAddress the address of the erc20 token contract */ function flushForwarderTokens( address payable forwarderAddress, address tokenContractAddress ) external onlySigner { Forwarder forwarder = Forwarder(forwarderAddress); forwarder.flushTokens(tokenContractAddress); } /** * Do common multisig verification for both eth sends and erc20token transfers * * @param toAddress the destination address to send an outgoing transaction * @param operationHash see Data Formats * @param signature see Data Formats * @param expireTime the number of seconds since 1970 for which this transaction is valid * @param sequenceId the unique sequence id obtainable from getNextSequenceId * returns address that has created the signature */ function verifyMultiSig( address toAddress, bytes32 operationHash, bytes calldata signature, uint256 expireTime, uint256 sequenceId ) private returns (address) { address otherSigner = recoverAddressFromSignature(operationHash, signature); // Verify if we are in safe mode. In safe mode, the wallet can only send to signers require(!safeMode || isSigner(toAddress), 'External transfer in safe mode'); // Verify that the transaction has not expired require(expireTime >= block.timestamp, 'Transaction expired'); // Try to insert the sequence ID. Will revert if the sequence id was invalid tryInsertSequenceId(sequenceId); require(isSigner(otherSigner), 'Invalid signer'); require(otherSigner != msg.sender, 'Signers cannot be equal'); return otherSigner; } /** * Irrevocably puts contract into safe mode. When in this mode, transactions may only be sent to signing addresses. */ function activateSafeMode() external onlySigner { safeMode = true; SafeModeActivated(msg.sender); } /** * Gets signer's address using ecrecover * @param operationHash see Data Formats * @param signature see Data Formats * returns address recovered from the signature */ function recoverAddressFromSignature( bytes32 operationHash, bytes memory signature ) private pure returns (address) { require(signature.length == 65, 'Invalid signature - wrong length'); // We need to unpack the signature, which is given as an array of 65 bytes (like eth.sign) bytes32 r; bytes32 s; uint8 v; // solhint-disable-next-line assembly { r := mload(add(signature, 32)) s := mload(add(signature, 64)) v := and(mload(add(signature, 65)), 255) } if (v < 27) { v += 27; // Ethereum versions are 27 or 28 as opposed to 0 or 1 which is submitted by some signing libs } // protect against signature malleability // S value must be in the lower half orader // reference: https://github.com/OpenZeppelin/openzeppelin-contracts/blob/051d340171a93a3d401aaaea46b4b62fa81e5d7c/contracts/cryptography/ECDSA.sol#L53 require( uint256(s) <= 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0, "ECDSA: invalid signature 's' value" ); // note that this returns 0 if the signature is invalid // Since 0x0 can never be a signer, when the recovered signer address // is checked against our signer list, that 0x0 will cause an invalid signer failure return ecrecover(operationHash, v, r, s); } /** * Verify that the sequence id has not been used before and inserts it. Throws if the sequence ID was not accepted. * We collect a window of up to 10 recent sequence ids, and allow any sequence id that is not in the window and * greater than the minimum element in the window. * @param sequenceId to insert into array of stored ids */ function tryInsertSequenceId(uint256 sequenceId) private onlySigner { // Keep a pointer to the lowest value element in the window uint256 lowestValueIndex = 0; // fetch recentSequenceIds into memory for function context to avoid unnecessary sloads uint256[SEQUENCE_ID_WINDOW_SIZE] memory _recentSequenceIds = recentSequenceIds; for (uint256 i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) { require(_recentSequenceIds[i] != sequenceId, 'Sequence ID already used'); if (_recentSequenceIds[i] < _recentSequenceIds[lowestValueIndex]) { lowestValueIndex = i; } } // The sequence ID being used is lower than the lowest value in the window // so we cannot accept it as it may have been used before require( sequenceId > _recentSequenceIds[lowestValueIndex], 'Sequence ID below window' ); // Block sequence IDs which are much higher than the lowest value // This prevents people blocking the contract by using very large sequence IDs quickly require( sequenceId <= (_recentSequenceIds[lowestValueIndex] + MAX_SEQUENCE_ID_INCREASE), 'Sequence ID above maximum' ); recentSequenceIds[lowestValueIndex] = sequenceId; } /** * Gets the next available sequence ID for signing when using executeAndConfirm * returns the sequenceId one higher than the highest currently stored */ function getNextSequenceId() public view returns (uint256) { uint256 highestSequenceId = 0; for (uint256 i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) { if (recentSequenceIds[i] > highestSequenceId) { highestSequenceId = recentSequenceIds[i]; } } return highestSequenceId + 1; } }
File 1 of 4: ERC20Interface.sol// SPDX-License-Identifier: UNLICENSED pragma solidity 0.7.5; /** * 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); }
File 2 of 4: Forwarder.sol// SPDX-License-Identifier: Apache-2.0 pragma solidity 0.7.5; import './TransferHelper.sol'; import './ERC20Interface.sol'; /** * 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); } }
File 3 of 4: TransferHelper.sol// SPDX-License-Identifier: Apache-2.0 pragma solidity >=0.7.5; // 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 ABI
[{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"msgSender","type":"address"},{"indexed":false,"internalType":"address","name":"otherSigner","type":"address"},{"indexed":false,"internalType":"bytes32","name":"operation","type":"bytes32"}],"name":"BatchTransacted","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"address","name":"recipient","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"BatchTransfer","type":"event"},{"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":"Deposited","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"msgSender","type":"address"}],"name":"SafeModeActivated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"msgSender","type":"address"},{"indexed":false,"internalType":"address","name":"otherSigner","type":"address"},{"indexed":false,"internalType":"bytes32","name":"operation","type":"bytes32"},{"indexed":false,"internalType":"address","name":"toAddress","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"},{"indexed":false,"internalType":"bytes","name":"data","type":"bytes"}],"name":"Transacted","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"activateSafeMode","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"forwarderAddress","type":"address"},{"internalType":"address","name":"tokenContractAddress","type":"address"}],"name":"flushForwarderTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getNextSequenceId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"allowedSigners","type":"address[]"}],"name":"init","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"initialized","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"signer","type":"address"}],"name":"isSigner","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"safeMode","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"toAddress","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"},{"internalType":"uint256","name":"expireTime","type":"uint256"},{"internalType":"uint256","name":"sequenceId","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"sendMultiSig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"recipients","type":"address[]"},{"internalType":"uint256[]","name":"values","type":"uint256[]"},{"internalType":"uint256","name":"expireTime","type":"uint256"},{"internalType":"uint256","name":"sequenceId","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"sendMultiSigBatch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"toAddress","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"tokenContractAddress","type":"address"},{"internalType":"uint256","name":"expireTime","type":"uint256"},{"internalType":"uint256","name":"sequenceId","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"sendMultiSigToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"signers","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]
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Loading...LoadingLoading...LoadingLoading...LoadingLoading...LoadingLoading...LoadingMultichain Portfolio | 25 Chains
Chain Token Portfolio % Price Amount Value ETH Ether (ETH)26.40% $2,990.22 8,831.3151 $26,407,548.92 ETH 26.34% $1 26,347,270.1127 $26,347,270.11 ETH 14.13% $0.042915 329,414,143.2336 $14,136,913.37 ETH 8.51% $1 8,505,433.0305 $8,513,938.46 ETH 6.18% $0.000008 793,093,309,230.969 $6,186,127.81 ETH 3.78% $0.002406 1,570,956,295.9036 $3,779,406.66 ETH 1.72% $13.62 126,197.8579 $1,718,814.82 ETH 0.84% $0.985046 848,158.7269 $835,475.36 ETH 0.82% $0.719239 1,145,804.7353 $824,107.45 ETH 0.71% $0.000023 30,801,604,935.7609 $708,744.93 ETH 0.65% $0.849816 761,812.916 $647,400.8 ETH 0.55% $2.02 272,881.4403 $551,220.51 ETH 0.53% $0.671347 794,260.452 $533,224.37 ETH 0.49% $59,451 8.2616 $491,161.38 ETH 0.43% $0.358619 1,202,385.8039 $431,198.39 ETH 0.41% $0.063382 6,451,290.9949 $408,895.73 ETH 0.38% $0.251214 1,527,191.5101 $383,651.89 ETH 0.33% $7.04 47,440.0487 $333,977.94 ETH 0.33% $0.43373 762,419.6958 $330,684.29 ETH 0.26% $2,761.19 93.7746 $258,929.62 ETH 0.25% $1.22 204,759.1711 $249,806.19 ETH 0.25% $2.07 120,038.1352 $248,478.94 ETH 0.24% $0.524589 464,490.9796 $243,666.86 ETH 0.24% $0.42267 557,515.0977 $235,645.03 ETH 0.23% $85.08 2,659.198 $226,239.49 ETH 0.22% $7.79 28,151.9635 $219,303.8 ETH 0.22% $1.02 212,756.0405 $216,372.89 ETH 0.21% $0.003871 54,997,129 $212,898.29 ETH 0.21% $0.170738 1,236,736.1847 $211,158.43 ETH 0.21% $0.241881 861,287.7563 $208,329.14 ETH 0.20% $0.431889 473,985.0181 $204,708.92 ETH 0.20% $0.999765 200,627.8748 $200,580.73 ETH 0.19% $1.07 182,066.7061 $194,629.31 ETH 0.19% $1.06 184,114.0225 $194,240.29 ETH 0.17% $0.404209 415,768.2897 $168,057.28 ETH 0.17% $0.477915 350,572.9292 $167,544.06 ETH 0.15% $7.58 19,363.1141 $146,772.4 ETH 0.14% $0.244011 590,252.4128 $144,028.08 ETH 0.14% $6,881.76 19.7556 $135,953.25 ETH 0.14% $0.300887 450,283.3594 $135,484.41 ETH 0.13% $1.26 103,497.7646 $130,407.18 ETH 0.13% $2.68 48,367.6043 $129,625.18 ETH 0.13% $0.007842 16,041,421.7018 $125,796.67 ETH 0.13% $0.193933 648,101.7828 $125,688.1 ETH 0.12% $0.074617 1,625,834.7336 $121,315.37 ETH 0.12% $0.108356 1,092,282.3905 $118,355.35 ETH 0.11% $14.92 7,558.2096 $112,768.49 ETH 0.11% $0.998971 108,280.4 $108,168.98 ETH 0.11% $0.37017 283,885.0347 $105,085.72 ETH 0.10% $2.58 39,840.8161 $102,789.31 ETH 0.10% $0.010224 9,646,060.9337 $98,624.7 ETH 0.09% $23.53 4,007.2339 $94,290.21 ETH 0.09% $0.116893 784,436.2761 $91,695.11 ETH 0.08% $13.29 5,906.8608 $78,502.18 ETH 0.07% $7.34 10,070.6942 $73,918.9 ETH 0.07% $0.984436 71,533.498 $70,420.19 ETH 0.07% $0.01966 3,554,620.3626 $69,884.58 ETH 0.07% $57.39 1,197.187 $68,706.56 ETH 0.07% $2.22 30,156.3604 $66,947.12 ETH 0.06% $0.219238 265,987.0949 $58,314.48 ETH 0.05% $0.336946 145,552.6273 $49,043.38 ETH 0.04% $1.69 22,929.8142 $38,751.39 ETH 0.04% $0.999368 38,265.5469 $38,241.36 ETH 0.03% $0.584125 57,042.8436 $33,320.15 ETH 0.03% $1.48 17,998.0186 $26,637.07 ETH 0.03% $2.51 10,103.3311 $25,377.56 ETH 0.02% $0.643237 35,350.519 $22,738.77 ETH 0.02% $0.6442 35,035.884 $22,570.12 ETH 0.01% $1.01 14,475.4696 $14,547.85 ETH 0.01% $2.12 5,628.5544 $11,932.54 ETH <0.01% $1.47 4,186.9433 $6,154.81 ETH <0.01% <$0.000001 37,178,306,667.6063 $6,076.4 ETH <0.01% $0.365746 8,704.6407 $3,183.69 ETH <0.01% $0.222623 9,823.4852 $2,186.93 ETH <0.01% <$0.000001 139,318,908.0351 $25.17 ETH <0.01% $0.001336 1,000 $1.34 MATIC <0.01% $0.71939 0.0014 $0.001007 Loading...Loading[ Download: CSV Export ][ Download: CSV Export ]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.
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My Name Tag:
Private Name Tags (up to 35 characters) can be used for easy identification of addressesPrivate Note:
A private note (up to 500 characters) can be attached to this address.
Please DO NOT store any passwords or private keys here.Compiler specific version warnings:
The compiled contract might be susceptible to FullInlinerNonExpressionSplitArgumentEvaluationOrder (low-severity), MissingSideEffectsOnSelectorAccess (low-severity), AbiReencodingHeadOverflowWithStaticArrayCleanup (medium-severity), DirtyBytesArrayToStorage (low-severity), DataLocationChangeInInternalOverride (very low-severity), NestedCalldataArrayAbiReencodingSizeValidation (very low-severity), SignedImmutables (very low-severity), ABIDecodeTwoDimensionalArrayMemory (very low-severity) Solidity Compiler Bugs.
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Connecting wallet for read function is optional, useful if you want to call certain functions or simply use your wallet's node.Connect a Wallet
Connecting wallet for read function is optional, useful if you want to call certain functions or simply use your wallet's node.Before You Copy
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