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- ERC-20 Tokens (64)0 ATHAethir Token (ATH)$0.00@0.06860.000001 AXLAxelar (AXL)$0.00@0.75080 axlLqdrAxelar Wrapp... (axlLqd...)$0.00@0.86240 BALBalancer (BAL)$0.00@2.510 CFGCentrifuge (CFG)$0.00@0.3190 LINKChainLink To... (LINK)$0.00@22.500 cbETHCoinbase Wra... (cbETH)$0.00@3,567.710 crvUSDCurve.Fi USD... (crvUSD)$0.00@0.9970 MANADecentraland (MANA)$0.00@0.4740 DOGEDepartment O... (DOGE)$0.00@0.13320 DEUSDEUS (DEUS)$0.00@23.520 ESEeesee (ESE)$0.00@0.02640 FRAXFrax (FRAX)$0.00@0.99430 frxETHFrax Ether (frxETH)$0.00@3,281.80480 FXSFrax Share (FXS)$0.00@3.200 G3GAM3S.GG (G3)$0.00@0.05510 HOKKHokkaidu Inu (HOKK)$0.00@0.000 agETHKelp Gain (agETH)$0.00@3,433.13750 MAIMai Stableco... (MAI)$0.00@0.99160 NEIRONeiro (NEIRO)$0.00@0.0420.000001 NLSNLS native a... (NLS)$0.00@0.01220 OATHOath Token (OATH)$0.00@0.00330 ORBSOrbs (ORBS)$0.00@0.02710 PEPEPepe (PEPE)$0.00@0.000 POLSPolkastarter... (POLS)$0.00@0.42020 YieldETHReal Yield E... (YieldE...)$0.00@3,610.570 RMRKRMRK (RMRK)$0.00@0.31110 rETHRocket Pool ... (rETH)$0.00@3,687.030 SATOSHISatoshi Naka... (SATOSH...)$0.00@0.91540 SHIBSHIBA INU (SHIB)$0.00@0.000 sFRAXStaked FRAX (sFRAX)$0.00@1.090 sfrxETHStaked Frax ... (sfrxET...)$0.00@3,664.96840 stETHstETH (stETH)$0.00@3,287.970 UNIUniswap (UNI)$0.00@13.760.000001 XPRTXPRT native ... (XPRT)$0.00@0.15670 AAVEAave Token (AAVE)$0.00@324.290 BUSDBUSD (BUSD)$0.00@0.9970 DAIDai Stableco... (DAI)$0.00@0.99910.000001 EURCEURC (EURC)$0.00@1.0410 KNCKyber Networ... (KNC)$0.00@0.53320 MKRMaker (MKR)$0.00@1,564.230 MATICMatic Token (MATIC)$0.00@0.47380 POLPolygon Ecos... (POL)$0.00@0.47320 SKYSKY Governan... (SKY)0.000001 USDTTether USD (USDT)$0.00@0.9980.000001 USDCUSDC (USDC)$0.00@0.99890.00000001 WBTCWrapped BTC (WBTC)$0.00@95,187.000 WETHWrapped Ethe... (WETH)$0.00@3,302.20730 wstETHWrapped liqu... (wstETH)$0.00@3,907.480 ALVAAlvara$0.00@0.32960 axlDEUSERC-20: Axel... (axlDEU...)0.000001 LAVAERC-20: Axel... (LAVA)0.000001 axlTIAERC-20: Axel... (axlTIA)0.25 BLXBlotix0 FPIFrax Price Index$0.00@1.120 ISLMIslamic Coin$0.00@0.05480 KATAKatana Inu$0.00@0.00060.000001 KUJIERC-20: Kuji... (KUJI)0 SpeedERC-20: Ligh... (Speed)0.000001 milkTIAERC-20: milk... (milkTI...)0 sUSDzStaked USDz0 WMAIERC-20: Wrap... (WMAI)0 AIAny Inu$0.00@0.001 TokenERC-20 TOKEN*[Suspicious]NFT Tokens (19)claim rewards on apyaave.comapyaave.comERC-1155claim rewards on apyclink.comapyclink.comERC-1155claim rewards on fraxprotocol.comfraxprotocol.comERC-1155claim rewards on linkrewards.orglinkrewards.orgERC-1155claim rewards on poolstaked.orgpoolstaked.orgERC-1155claim rewards on swapshiba.orgswapshiba.orgERC-1155Withdraw Request puffereth.comWithdraw NFT puffereth.comERC-1155ether-origin.comWithdrawal NFT ether-origin.comERC-1155Withdrawal NFT pufether.orgWithdrawal NFT pufether.orgERC-1155claim rewards on wrappedbtc.netwrappedbtc.netERC-1155
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Transaction Hash MethodBlockFromToRun 21021264 2024-10-22 12:57:23 61 days ago 1729601843 IN 0 ETH$0.00 0.00053176 9.84219882 Run 21012286 2024-10-21 6:53:35 63 days ago 1729493615 IN 0 ETH$0.00 0.000495 8.83474243 Run 21012271 2024-10-21 6:50:35 63 days ago 1729493435 IN 0 ETH$0.00 0.00050389 9.36364539 Run 21012259 2024-10-21 6:48:11 63 days ago 1729493291 IN 0 ETH$0.00 0.00059164 10.55507431 Run 21012229 2024-10-21 6:42:11 63 days ago 1729492931 IN 0 ETH$0.00 0.00065269 12.14986525 Run 21012209 2024-10-21 6:38:11 63 days ago 1729492691 IN 0 ETH$0.00 0.00064624 11.99330771 Run 21012131 2024-10-21 6:22:23 63 days ago 1729491743 IN 0 ETH$0.00 0.00057211 9.04358459 Run 20694148 2024-09-06 21:09:59 107 days ago 1725656999 IN 0 ETH$0.00 0.00051294 12.87548454 Run 20593026 2024-08-23 18:15:23 121 days ago 1724436923 IN 0 ETH$0.00 0.00253942 35 Run 20076986 2024-06-12 16:37:23 193 days ago 1718210243 IN 0 ETH$0.00 0.00119843 24.54398643 Latest 25 internal transactions (View All)
Advanced mode:Parent Transaction Hash Block FromTo21285639 2024-11-28 10:35:35 24 days ago 1732790135 0.28250625 ETH$933.00 21285639 2024-11-28 10:35:35 24 days ago 1732790135 0.28250625 ETH$933.00 21285608 2024-11-28 10:29:23 24 days ago 1732789763 0.0009999 ETH$3.30 21285608 2024-11-28 10:29:23 24 days ago 1732789763 0.0009999 ETH$3.30 21285563 2024-11-28 10:20:11 24 days ago 1732789211 0.12901882 ETH$426.09 21285563 2024-11-28 10:20:11 24 days ago 1732789211 0.12901882 ETH$426.09 21285559 2024-11-28 10:19:23 24 days ago 1732789163 0.8 ETH$2,642.05 21285559 2024-11-28 10:19:23 24 days ago 1732789163 0.8 ETH$2,642.05 21285516 2024-11-28 10:10:47 24 days ago 1732788647 0.05468463 ETH$180.60 21285516 2024-11-28 10:10:47 24 days ago 1732788647 0.05468463 ETH$180.60 21285477 2024-11-28 10:02:59 24 days ago 1732788179 0.18338125 ETH$605.63 21285477 2024-11-28 10:02:59 24 days ago 1732788179 0.18338125 ETH$605.63 21285428 2024-11-28 9:53:11 24 days ago 1732787591 2 ETH$6,605.13 21285428 2024-11-28 9:53:11 24 days ago 1732787591 2 ETH$6,605.13 21285421 2024-11-28 9:51:47 24 days ago 1732787507 0.0009999 ETH$3.30 21285421 2024-11-28 9:51:47 24 days ago 1732787507 0.0009999 ETH$3.30 21285412 2024-11-28 9:49:59 24 days ago 1732787399 0.00348029 ETH$11.49 21285412 2024-11-28 9:49:59 24 days ago 1732787399 0.00348029 ETH$11.49 21285405 2024-11-28 9:48:35 24 days ago 1732787315 3.8 ETH$12,549.74 21285405 2024-11-28 9:48:35 24 days ago 1732787315 3.8 ETH$12,549.74 21285369 2024-11-28 9:41:23 24 days ago 1732786883 2.97375 ETH$9,821.00 21285369 2024-11-28 9:41:23 24 days ago 1732786883 2.97375 ETH$9,821.00 21285368 2024-11-28 9:41:11 24 days ago 1732786871 0.02225589 ETH$73.50 21285368 2024-11-28 9:41:11 24 days ago 1732786871 0.02225589 ETH$73.50 21285342 2024-11-28 9:35:59 24 days ago 1732786559 0.3172 ETH$1,047.57 Loading...LoadingSimilar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x4c3Fc120...531308684The constructor portion of the code might be different and could alter the actual behaviour of the contractContract Name:SquidMulticall
Compiler Versionv0.8.23+commit.f704f362
Optimization Enabled:Yes with 99999 runs
Other Settings:paris EvmVersionContract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity 0.8.23; import {ISquidMulticall} from "../interfaces/ISquidMulticall.sol"; import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import {IERC721Receiver} from "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol"; import {IERC1155Receiver} from "@openzeppelin/contracts/token/ERC1155/IERC1155Receiver.sol"; import {SafeERC20} from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; contract SquidMulticall is ISquidMulticall, IERC721Receiver, IERC1155Receiver { using SafeERC20 for IERC20; bytes4 private constant ERC165_INTERFACE_ID = 0x01ffc9a7; bytes4 private constant ERC721_TOKENRECEIVER_INTERFACE_ID = 0x150b7a02; bytes4 private constant ERC1155_TOKENRECEIVER_INTERFACE_ID = 0x4e2312e0; /// @inheritdoc ISquidMulticall function run(Call[] calldata calls) external payable { for (uint256 i = 0; i < calls.length; i++) { Call memory call = calls[i]; if (call.callType == CallType.FullTokenBalance) { (address token, uint256 amountParameterPosition) = abi.decode( call.payload, (address, uint256) ); uint256 amount = IERC20(token).balanceOf(address(this)); // Deduct 1 from amount to keep hot balances and reduce gas cost, which is also why we check for amount < 2 and not 1 if (amount < 2) revert NoTokenAvailable(token); _setCallDataParameter(call.callData, amountParameterPosition, amount - 1); } else if (call.callType == CallType.FullNativeBalance) { call.value = address(this).balance; } else if (call.callType == CallType.CollectTokenBalance) { address token = abi.decode(call.payload, (address)); uint256 senderBalance = IERC20(token).balanceOf(msg.sender); IERC20(token).safeTransferFrom(msg.sender, address(this), senderBalance); continue; } (bool success, bytes memory data) = call.target.call{value: call.value}(call.callData); if (!success) revert CallFailed(i, data); } } function _setCallDataParameter( bytes memory callData, uint256 parameterPosition, uint256 value ) private pure { assembly { // 36 bytes shift because 32 for prefix + 4 for selector mstore(add(callData, add(36, mul(parameterPosition, 32))), value) } } /// @notice Implementation required by ERC165 for NFT reception. /// See https://eips.ethereum.org/EIPS/eip-165. function supportsInterface(bytes4 interfaceId) external pure returns (bool) { return interfaceId == ERC1155_TOKENRECEIVER_INTERFACE_ID || interfaceId == ERC721_TOKENRECEIVER_INTERFACE_ID || interfaceId == ERC165_INTERFACE_ID; } /// @notice Implementation required by ERC721 for NFT reception. /// See https://eips.ethereum.org/EIPS/eip-721. function onERC721Received( address, address, uint256, bytes calldata ) external pure returns (bytes4) { return IERC721Receiver.onERC721Received.selector; } /// @notice Implementation required by ERC1155 for NFT reception. /// See https://eips.ethereum.org/EIPS/eip-1155. function onERC1155Received( address, address, uint256, uint256, bytes calldata ) external pure returns (bytes4) { return IERC1155Receiver.onERC1155Received.selector; } /// @notice Implementation required by ERC1155 for NFT reception. /// See https://eips.ethereum.org/EIPS/eip-1155. function onERC1155BatchReceived( address, address, uint256[] calldata, uint256[] calldata, bytes calldata ) external pure returns (bytes4) { return IERC1155Receiver.onERC1155BatchReceived.selector; } /// @dev Enable native tokens reception with .transfer or .send receive() external payable {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/IERC1155Receiver.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev _Available since v3.1._ */ interface IERC1155Receiver is IERC165 { /** * @dev Handles the receipt of a single ERC1155 token type. This function is * called at the end of a `safeTransferFrom` after the balance has been updated. * * NOTE: To accept the transfer, this must return * `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` * (i.e. 0xf23a6e61, or its own function selector). * * @param operator The address which initiated the transfer (i.e. msg.sender) * @param from The address which previously owned the token * @param id The ID of the token being transferred * @param value The amount of tokens being transferred * @param data Additional data with no specified format * @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed */ function onERC1155Received( address operator, address from, uint256 id, uint256 value, bytes calldata data ) external returns (bytes4); /** * @dev Handles the receipt of a multiple ERC1155 token types. This function * is called at the end of a `safeBatchTransferFrom` after the balances have * been updated. * * NOTE: To accept the transfer(s), this must return * `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` * (i.e. 0xbc197c81, or its own function selector). * * @param operator The address which initiated the batch transfer (i.e. msg.sender) * @param from The address which previously owned the token * @param ids An array containing ids of each token being transferred (order and length must match values array) * @param values An array containing amounts of each token being transferred (order and length must match ids array) * @param data Additional data with no specified format * @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed */ function onERC1155BatchReceived( address operator, address from, uint256[] calldata ids, uint256[] calldata values, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.3) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/IERC20Permit.sol"; import "../../../utils/Address.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { using Address for address; /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value)); } /** * @dev Deprecated. This function has issues similar to the ones found in * {IERC20-approve}, and its usage is discouraged. * * Whenever possible, use {safeIncreaseAllowance} and * {safeDecreaseAllowance} instead. */ function safeApprove(IERC20 token, address spender, uint256 value) internal { // safeApprove should only be called when setting an initial allowance, // or when resetting it to zero. To increase and decrease it, use // 'safeIncreaseAllowance' and 'safeDecreaseAllowance' require( (value == 0) || (token.allowance(address(this), spender) == 0), "SafeERC20: approve from non-zero to non-zero allowance" ); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value)); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value)); } /** * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal { unchecked { uint256 oldAllowance = token.allowance(address(this), spender); require(oldAllowance >= value, "SafeERC20: decreased allowance below zero"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value)); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval * to be set to zero before setting it to a non-zero value, such as USDT. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0)); _callOptionalReturn(token, approvalCall); } } /** * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`. * Revert on invalid signature. */ function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). */ function _callOptionalReturn(IERC20 token, bytes memory data) private { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that // the target address contains contract code and also asserts for success in the low-level call. bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed"); require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol) pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; /// @title SquidMulticall /// @notice Multicall logic specific to Squid calls format. The contract specificity is mainly /// to enable ERC20 and native token amounts in calldata between two calls. /// @dev Support receiption of NFTs. interface ISquidMulticall { /// @notice Call type that enables to specific behaviours of the multicall. enum CallType { // Will simply run calldata Default, // Will update amount field in calldata with ERC20 token balance of the multicall contract. FullTokenBalance, // Will update amount field in calldata with native token balance of the multicall contract. FullNativeBalance, // Will run a safeTransferFrom to get full ERC20 token balance of the caller. CollectTokenBalance } /// @notice Calldata format expected by multicall. struct Call { // Call type, see CallType struct description. CallType callType; // Address that will be called. address target; // Native token amount that will be sent in call. uint256 value; // Calldata that will be send in call. bytes callData; // Extra data used by multicall depending on call type. // Default: unused (provide 0x) // FullTokenBalance: address of the ERC20 token to get balance of and zero indexed position // of the amount parameter to update in function call contained by calldata. // Expect format is: abi.encode(address token, uint256 amountParameterPosition) // Eg: for function swap(address tokenIn, uint amountIn, address tokenOut, uint amountOutMin,) // amountParameterPosition would be 1. // FullNativeBalance: unused (provide 0x) // CollectTokenBalance: address of the ERC20 token to collect. // Expect format is: abi.encode(address token) bytes payload; } /// Thrown when the multicall contract does not hold any of the ERC20 token targeted by a /// FullTokenBalance call. The call is thus likely to be faulty. /// @param token Address of the faulty ERC20 token. error NoTokenAvailable(address token); /// Thrown when one of the calls fails. /// @param callPosition Zero indexed position of the call in the call set provided to the /// multicall. /// @param reason Revert data returned by contract called in failing call. error CallFailed(uint256 callPosition, bytes reason); /// @notice Main function of the multicall that runs the call set. /// @param calls Call set to be ran by multicall. function run(Call[] calldata calls) external payable; }
{ "optimizer": { "enabled": true, "runs": 99999 }, "viaIR": true, "evmVersion": "paris", "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
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Contract ABI
[{"inputs":[{"internalType":"uint256","name":"callPosition","type":"uint256"},{"internalType":"bytes","name":"reason","type":"bytes"}],"name":"CallFailed","type":"error"},{"inputs":[{"internalType":"address","name":"token","type":"address"}],"name":"NoTokenAvailable","type":"error"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"uint256[]","name":"","type":"uint256[]"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC1155BatchReceived","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC1155Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC721Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[{"components":[{"internalType":"enum ISquidMulticall.CallType","name":"callType","type":"uint8"},{"internalType":"address","name":"target","type":"address"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"bytes","name":"callData","type":"bytes"},{"internalType":"bytes","name":"payload","type":"bytes"}],"internalType":"struct ISquidMulticall.Call[]","name":"calls","type":"tuple[]"}],"name":"run","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"stateMutability":"payable","type":"receive"}]
Deployed Bytecode
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