Overview
ETH Balance
0.14 ETH
Eth Value
$351.41 (@ $2,510.06/ETH)More Info
Private Name Tags
ContractCreator
Latest 25 from a total of 507 transactions
Transaction Hash |
Method
|
Block
|
From
|
To
|
|||||
---|---|---|---|---|---|---|---|---|---|
Finalize Order | 19855932 | 147 days ago | IN | 0 ETH | 0.00271066 | ||||
Create Order | 19855881 | 147 days ago | IN | 0.01 ETH | 0.00033078 | ||||
Finalize Order | 19855858 | 147 days ago | IN | 0 ETH | 0.00207675 | ||||
Create Order | 19855583 | 147 days ago | IN | 0.03 ETH | 0.00040019 | ||||
Finalize Order | 19735963 | 164 days ago | IN | 0 ETH | 0.00104618 | ||||
Finalize Order | 19698965 | 169 days ago | IN | 0 ETH | 0.0044655 | ||||
Create Order | 19698770 | 169 days ago | IN | 0.01 ETH | 0.00063354 | ||||
Create Order | 19589588 | 184 days ago | IN | 0.05 ETH | 0.00161976 | ||||
Finalize Order | 19531294 | 192 days ago | IN | 0 ETH | 0.00460472 | ||||
Finalize Order | 19485576 | 199 days ago | IN | 0 ETH | 0.01970841 | ||||
Create Order | 19484955 | 199 days ago | IN | 0.125 ETH | 0.00271482 | ||||
Cancel Order | 19367135 | 215 days ago | IN | 0 ETH | 0.00783842 | ||||
Finalize Order | 19261108 | 230 days ago | IN | 0 ETH | 0.00535396 | ||||
Finalize Order | 19206647 | 238 days ago | IN | 0 ETH | 0.00465655 | ||||
Create Order | 19154168 | 245 days ago | IN | 0.05 ETH | 0.00156911 | ||||
Create Order | 19118387 | 250 days ago | IN | 0.15 ETH | 0.00235187 | ||||
Create Order | 19110054 | 251 days ago | IN | 0.08 ETH | 0.00080893 | ||||
Finalize Order | 18938819 | 275 days ago | IN | 0 ETH | 0.00285523 | ||||
Finalize Order | 18853442 | 287 days ago | IN | 0 ETH | 0.01562613 | ||||
Finalize Order | 18849887 | 288 days ago | IN | 0 ETH | 0.01282239 | ||||
Finalize Order | 18835734 | 290 days ago | IN | 0 ETH | 0.01010493 | ||||
Finalize Order | 18835112 | 290 days ago | IN | 0 ETH | 0.01199387 | ||||
Finalize Order | 18833472 | 290 days ago | IN | 0 ETH | 0.00774275 | ||||
Finalize Order | 18832720 | 290 days ago | IN | 0 ETH | 0.00596809 | ||||
Finalize Order | 18823233 | 292 days ago | IN | 0 ETH | 0.00864672 |
Latest 25 internal transactions (View All)
Advanced mode:
Parent Transaction Hash | Block | From | To | |||
---|---|---|---|---|---|---|
19855932 | 147 days ago | 0.01 ETH | ||||
19855858 | 147 days ago | 0.03 ETH | ||||
19735963 | 164 days ago | 0.05 ETH | ||||
19698965 | 169 days ago | 0.01 ETH | ||||
19531294 | 192 days ago | 0.15 ETH | ||||
19485576 | 199 days ago | 0.125 ETH | ||||
19367135 | 215 days ago | 0.0013 ETH | ||||
19367135 | 215 days ago | 0.0637 ETH | ||||
19261108 | 230 days ago | 0.05 ETH | ||||
19206647 | 238 days ago | 0.08 ETH | ||||
18938819 | 275 days ago | 0.005 ETH | ||||
18938819 | 275 days ago | 0.245 ETH | ||||
18853442 | 287 days ago | 0.0004 ETH | ||||
18853442 | 287 days ago | 0.0196 ETH | ||||
18849887 | 288 days ago | 0.123 ETH | ||||
18835734 | 290 days ago | 0.01 ETH | ||||
18835112 | 290 days ago | 0.01 ETH | ||||
18833472 | 290 days ago | 0.0012 ETH | ||||
18833472 | 290 days ago | 0.0588 ETH | ||||
18832720 | 290 days ago | 0.01 ETH | ||||
18823233 | 292 days ago | 0.01 ETH | ||||
18822465 | 292 days ago | 0.01 ETH | ||||
18820334 | 292 days ago | 0.01 ETH | ||||
18818485 | 292 days ago | 0.01 ETH | ||||
18818340 | 292 days ago | 0.01 ETH |
Loading...
Loading
Contract Name:
Recrow
Compiler Version
v0.8.9+commit.e5eed63a
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "./RecrowBase.sol"; /** * @title Recrow * @custom:version 1.0 * @author Cook (cookunijs.eth) * @custom:coauthor Ligaratus (ligaratus.eth) * @notice Recrow is a general-purpose escrow protocol. */ contract Recrow is RecrowBase { /*////////////////////////////////////////////////////////////// CONSTRUCTOR //////////////////////////////////////////////////////////////*/ /** * @notice Sets domain variables and trusted forwarder. * @param name The human-readable name of the signing domain. * @param version The current major version of the signing domain. * @param trustedForwarder The Recrow TrustedForwarder address. */ constructor( string memory name, string memory version, address trustedForwarder ) RecrowBase(name, version, trustedForwarder) {} }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "@openzeppelin/contracts/metatx/ERC2771Context.sol"; import "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import "./libraries/OrderLib.sol"; import "./extensions/RecrowEscrow.sol"; import "./extensions/RecrowTxValidatable.sol"; /** * @title RecrowBase * @notice Recrow central contract, handling external user-facing operations. */ abstract contract RecrowBase is ERC2771Context, ReentrancyGuard, RecrowEscrow, RecrowTxValidatable { /*////////////////////////////////////////////////////////////// ERRORS //////////////////////////////////////////////////////////////*/ error OrderTypeMismatch(); error InvalidTimeLimit(); error InvalidOrdersLength(); error TakerMakerMismatch(); /*////////////////////////////////////////////////////////////// CONSTRUCTOR //////////////////////////////////////////////////////////////*/ /** * @notice Sets domain variables and trusted forwarder. * @param name The human-readable name of the signing domain. * @param version The current major version of the signing domain. * @param trustedForwarder The Recrow TrustedForwarder address. */ constructor( string memory name, string memory version, address trustedForwarder ) EIP712(name, version) ERC2771Context(trustedForwarder) {} /*////////////////////////////////////////////////////////////// EXTERNAL FUNCTIONS //////////////////////////////////////////////////////////////*/ /** * @notice Start an escrow order and deposit assets. * @dev Assets will held in escrow until the order is finalized or canceled. * @param order OrderData to create. * @param signatureLeft The signature of the maker. * @param signatureRight The signature of the taker. */ function createOrder( OrderLib.OrderData calldata order, bytes calldata signatureLeft, bytes calldata signatureRight ) external payable nonReentrant { _validateFull( OrderLib.CREATE_ORDER_TYPE, order, signatureLeft, signatureRight ); _createOrder(order); } /** * @notice Update an escrow order by cancelling the previous order and * creating a new one. * @dev Orders must be from the same parties (taker & maker). * @param orderUpdate An update data containing 2 orders (old & new). * @param signatureLeft The signature of the maker. * @param signatureRight The signature of the taker. */ function updateOrder( OrderLib.OrderUpdateData calldata orderUpdate, bytes calldata signatureLeft, bytes calldata signatureRight ) external payable nonReentrant { if ( orderUpdate.orderOld.taker != orderUpdate.orderNew.taker || orderUpdate.orderOld.maker != orderUpdate.orderNew.maker ) { revert TakerMakerMismatch(); } _validateOrder(OrderLib.UPDATE_ORDER_TYPE, orderUpdate.orderOld); _validateOrder(OrderLib.UPDATE_ORDER_TYPE, orderUpdate.orderNew); ( bool isMakerSigValid, string memory makerSigErrorMessage ) = _validateSig( orderUpdate, orderUpdate.orderNew.maker, signatureLeft ); if (!isMakerSigValid) { revert(makerSigErrorMessage); } ( bool isTakerSigValid, string memory takerSigErrorMessage ) = _validateSig( orderUpdate, orderUpdate.orderNew.taker, signatureRight ); if (!isTakerSigValid) { revert(takerSigErrorMessage); } _cancelOrder(orderUpdate.orderOld); _createOrder(orderUpdate.orderNew); } /** * @notice Cancel an escrow order, returning the deposit to taker. * @dev If an order has yet to be finalized after expiry `order.end`, only * require taker signature to cancel. * @param order OrderData to cancel. * @param signatureLeft The signature of the maker. * @param signatureRight The signature of the taker. */ function cancelOrder( OrderLib.OrderData calldata order, bytes calldata signatureLeft, bytes calldata signatureRight ) external nonReentrant { if (order.end < block.timestamp) { _validateOrderAndSig( OrderLib.CANCEL_ORDER_TYPE, order, order.taker, signatureRight ); } else { _validateFull( OrderLib.CANCEL_ORDER_TYPE, order, signatureLeft, signatureRight ); } _cancelOrder(order); } /** * @notice Finalize an escrow order, allowing the deposit and goods to be sent. * @dev The designated arbitrator can finalize without requiring maker sig. * @param order OrderData to finalize. * @param signatureLeft The signature of the maker. * @param signatureRight The signature of the taker. */ function finalizeOrder( OrderLib.OrderData calldata order, bytes calldata signatureLeft, bytes calldata signatureRight ) external payable nonReentrant { _validateFull( OrderLib.FINALIZE_ORDER_TYPE, order, signatureLeft, signatureRight ); uint256 makeAssetsLength = order.makeAssets.length; if (makeAssetsLength > 0) { for (uint256 i = 0; i <= makeAssetsLength - 1; ) { _transfer( order.makeAssets[i], order.maker, order.makeAssets[i].recipient ); unchecked { i++; } } } uint256 extraAssetsLength = order.extraAssets.length; if (extraAssetsLength > 0) { for (uint256 i = 0; i <= extraAssetsLength - 1; ) { _transfer( order.extraAssets[i], order.maker, order.extraAssets[i].recipient ); unchecked { i++; } } } bytes32 orderId = OrderLib.hashKey(order); _pay(orderId, order.takeAssets); } /** * @notice Get the current protocol version * @return The protocol version */ function getVersion() external pure returns (bytes4) { return OrderLib.VERSION; } /*////////////////////////////////////////////////////////////// INTERNAL LOGIC //////////////////////////////////////////////////////////////*/ /** * @notice Create an order, transferring assets to Recrow. * @param order OrderData to create. */ function _createOrder(OrderLib.OrderData calldata order) internal { bytes32 orderId = OrderLib.hashKey(order); _createDeposit(orderId, order.taker, order.takeAssets); } /** * @notice Cancel an order, returning assets to taker. * @param order OrderData to cancel. */ function _cancelOrder(OrderLib.OrderData calldata order) internal { bytes32 orderId = OrderLib.hashKey(order); _withdraw(orderId, order.taker, order.takeAssets); } /*////////////////////////////////////////////////////////////// CONTEXT OVERRIDES //////////////////////////////////////////////////////////////*/ /** * @notice ERC2771Context _msgSender() override */ function _msgSender() internal view override(Context, ERC2771Context) returns (address) { return super._msgSender(); } /** * @notice ERC2771Context _msgData() override */ function _msgData() internal view override(Context, ERC2771Context) returns (bytes memory) { return super._msgData(); } /*////////////////////////////////////////////////////////////// VALIDATION LOGIC //////////////////////////////////////////////////////////////*/ /** * @notice Validate order and signatures. * @param orderType type of order to perform. * @param order OrderData to validate. * @param signatureLeft The signature of the maker. * @param signatureRight The signature of the taker. * @return True if validation succeed. */ function _validateFull( bytes4 orderType, OrderLib.OrderData calldata order, bytes calldata signatureLeft, bytes calldata signatureRight ) internal view returns (bool) { _validateOrder(orderType, order); ( bool isMakerSigValid, string memory makerSigErrorMessage ) = _validateSig(order, order.maker, signatureLeft); if (!isMakerSigValid) { revert(makerSigErrorMessage); } ( bool isTakerSigValid, string memory takerSigErrorMessage ) = _validateSig(order, order.taker, signatureRight); if (!isTakerSigValid && orderType != OrderLib.FINALIZE_ORDER_TYPE) { revert(takerSigErrorMessage); } else if ( !isTakerSigValid && orderType == OrderLib.FINALIZE_ORDER_TYPE ) { ( bool isArbitratorSigValid, string memory arbitratorSigErrorMessage ) = _validateSig(order, order.arbitrator, signatureRight); if (!isArbitratorSigValid) { revert(arbitratorSigErrorMessage); } } return true; } /** * @notice Validate order and its signature. * @param orderType type of order to perform. * @param order OrderData to validate. * @param signature The signature of the order. * @return True if validation succeed. */ function _validateOrderAndSig( bytes4 orderType, OrderLib.OrderData calldata order, address signer, bytes calldata signature ) internal view returns (bool) { _validateOrder(orderType, order); (bool isSigValid, string memory sigErrorMessage) = _validateSig( order, signer, signature ); if (!isSigValid) { revert(sigErrorMessage); } return true; } /** * @notice Validate an order. * @param orderType type of order to perform. * @param order OrderData to validate. * @return True if validation succeed. */ function _validateOrder(bytes4 orderType, OrderLib.OrderData calldata order) private view returns (bool) { // We don't need to validate `start` or `end` when cancelling order bool isTargetOrderType = orderType != OrderLib.CANCEL_ORDER_TYPE; if (order.orderType != orderType) { revert OrderTypeMismatch(); } else if ( isTargetOrderType && (order.start > block.timestamp || order.end < block.timestamp) ) { revert InvalidTimeLimit(); } return OrderLib.validate(order); } /** * @notice Validate a signature. * @param order OrderData to check against the signature. * @param signer The signer of the signature. * @param signature The signature. * @return isValid True if validation succeed. * @return errorMessage The revert message if isValid is `false`. */ function _validateSig( OrderLib.OrderData calldata order, address signer, bytes calldata signature ) private view returns (bool, string memory) { bytes32 hash = OrderLib.hash(order); (bool isValid, string memory errorMessage) = _validateTx( signer, hash, signature ); return (isValid, errorMessage); } /** * @notice Validate a signature. * @param orderUpdate OrderUpdateData to check against the signature. * @param signer The signer of the signature. * @param signature The signature. * @return isValid True if validation succeed. * @return errorMessage The revert message if isValid is `false`. */ function _validateSig( OrderLib.OrderUpdateData calldata orderUpdate, address signer, bytes calldata signature ) private view returns (bool, string memory) { bytes32 hash = OrderLib.hash(orderUpdate); (bool isValid, string memory errorMessage) = _validateTx( signer, hash, signature ); return (isValid, errorMessage); } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "./AssetLib.sol"; /** * @title OrderLib * @notice Library for handling Order data structure */ library OrderLib { /*////////////////////////////////////////////////////////////// ORDER CONSTANTS //////////////////////////////////////////////////////////////*/ /// @notice Bytes4 representations of the protocol version. bytes4 public constant VERSION = bytes4(keccak256("V1")); /// @notice Bytes4 representations of allowed operations. bytes4 public constant CREATE_ORDER_TYPE = bytes4(keccak256("CREATE")); bytes4 public constant UPDATE_ORDER_TYPE = bytes4(keccak256("UPDATE")); bytes4 public constant CANCEL_ORDER_TYPE = bytes4(keccak256("CANCEL")); bytes4 public constant FINALIZE_ORDER_TYPE = bytes4(keccak256("FINALIZE")); /// @notice OrderData typehash for EIP712 compatibility. bytes32 public constant ORDER_TYPEHASH = keccak256( "OrderData(address maker,address taker,address arbitrator,AssetData[] makeAssets,AssetData[] takeAssets,AssetData[] extraAssets,bytes32 message,uint256 salt,uint256 start,uint256 end,bytes4 orderType,bytes4 version)AssetData(AssetType assetType,uint256 value,address recipient)AssetType(bytes4 assetClass,bytes data)" ); /// @notice OrderUpdateData typehash for EIP712 compatibility. bytes32 public constant ORDER_UPDATE_TYPEHASH = keccak256( "OrderUpdateData(OrderData orderOld,OrderData orderNew)AssetData(AssetType assetType,uint256 value,address recipient)AssetType(bytes4 assetClass,bytes data)OrderData(address maker,address taker,address arbitrator,AssetData[] makeAssets,AssetData[] takeAssets,AssetData[] extraAssets,bytes32 message,uint256 salt,uint256 start,uint256 end,bytes4 orderType,bytes4 version)" ); /*////////////////////////////////////////////////////////////// ORDER DATA STRUCTURE //////////////////////////////////////////////////////////////*/ /// @notice Struct holding the specification of an escrow order. struct OrderData { // Address that delivers the goods/services. address maker; // Address that deposits the payment assets. address taker; // Address given the right to arbitrate in case of dispute. address arbitrator; // Assets that will be delivered at the end of escrow. AssetLib.AssetData[] makeAssets; // Assets that will be deposited at the start of escrow. AssetLib.AssetData[] takeAssets; // Extra (bonus) assets that will be delivered at the end of escrow. AssetLib.AssetData[] extraAssets; // Hash of the request message content. bytes32 message; // Number to provide uniqueness to the order. uint256 salt; // The start time of an order. uint256 start; // The expiry time of an order. uint256 end; // Type of order to execute. bytes4 orderType; // Current protocol version. bytes4 version; } /// @notice Struct holding the specification of an order update. struct OrderUpdateData { // Old order data to cancel. OrderData orderOld; // New order data to create. OrderData orderNew; } /*////////////////////////////////////////////////////////////// ERRORS //////////////////////////////////////////////////////////////*/ error InvalidMaker(); error InvalidTaker(); error InvalidTakeAssets(); error InvalidStart(); error InvalidEnd(); error InvalidOrderType(); error InvalidVersion(); /*////////////////////////////////////////////////////////////// HASH FUNCTIONS //////////////////////////////////////////////////////////////*/ /** * @notice Hash OrderData to generate unique order id. * @param order OrderData of the order. * @return hash of the order. */ function hashKey(OrderData calldata order) internal pure returns (bytes32) { return keccak256( abi.encode( order.maker, order.taker, order.takeAssets, order.message, order.salt, order.start, order.end, order.arbitrator, order.version ) ); } /** * @notice EIP712-compatible hash of OrderData. * @param order OrderData of the order. * @return hash of the order. */ function hash(OrderData calldata order) internal pure returns (bytes32) { // Split to avoid stack too deep error return keccak256( bytes.concat( abi.encode( ORDER_TYPEHASH, order.maker, order.taker, order.arbitrator, AssetLib.packAssets(order.makeAssets), AssetLib.packAssets(order.takeAssets), AssetLib.packAssets(order.extraAssets) ), abi.encodePacked( order.message, order.salt, order.start, order.end, bytes32(order.orderType), bytes32(order.version) ) ) ); } /** * @notice EIP712-compatible hash of OrdersData. * @param orderUpdate OrderUpdateData orders. * @return hash of the orders. */ function hash(OrderUpdateData calldata orderUpdate) internal pure returns (bytes32) { return keccak256( abi.encode( ORDER_UPDATE_TYPEHASH, OrderLib.hash(orderUpdate.orderOld), OrderLib.hash(orderUpdate.orderNew) ) ); } /** * @notice EIP712-compatible hash packing of OrderData. * @param orders OrderData orders to pack. * @return hash of the orders. */ function packOrders(OrderData[] calldata orders) internal pure returns (bytes32) { bytes32[] memory orderHashes = new bytes32[](orders.length); for (uint256 i = 0; i < orders.length; i++) { orderHashes[i] = hash(orders[i]); } return keccak256(abi.encodePacked(orderHashes)); } /*////////////////////////////////////////////////////////////// VALIDATION LOGIC //////////////////////////////////////////////////////////////*/ /** * @notice Check validity of an order. * @param order OrderData order to check. * @return True if order is valid. */ function validate(OrderData calldata order) internal pure returns (bool) { if (order.maker == address(0)) { revert InvalidMaker(); } else if (order.taker == address(0)) { revert InvalidTaker(); } else if (order.takeAssets.length == 0) { revert InvalidTakeAssets(); } else if (order.start == 0) { revert InvalidStart(); } else if (order.end == 0) { revert InvalidEnd(); } else if ( !(order.orderType == CREATE_ORDER_TYPE || order.orderType == UPDATE_ORDER_TYPE || order.orderType == CANCEL_ORDER_TYPE || order.orderType == FINALIZE_ORDER_TYPE) ) { revert InvalidOrderType(); } else if (order.version != VERSION) { revert InvalidVersion(); } return true; } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "../libraries/AssetLib.sol"; import "./RecrowTransfer.sol"; /** * @title RecrowEscrow * @notice Manages escrow logic */ abstract contract RecrowEscrow is RecrowTransfer { /*////////////////////////////////////////////////////////////// ESCROW STATE //////////////////////////////////////////////////////////////*/ /// @notice Maps order ids to their deposit existence. mapping(bytes32 => bool) private _deposits; /// @notice Maps order ids to their completion status. mapping(bytes32 => bool) private _completed; /*////////////////////////////////////////////////////////////// EVENTS //////////////////////////////////////////////////////////////*/ event Deposited( bytes32 indexed id, address indexed payee, AssetLib.AssetData[] assets ); event Paid(bytes32 indexed id, AssetLib.AssetData[] assets); event Withdrawn( bytes32 indexed id, address indexed payee, AssetLib.AssetData[] assets ); /*////////////////////////////////////////////////////////////// ERRORS //////////////////////////////////////////////////////////////*/ error DepositDoesNotExist(); error DepositAlreadyExist(); error EscrowCompleted(); error ValueMismatch(); /*////////////////////////////////////////////////////////////// MODIFIERS //////////////////////////////////////////////////////////////*/ /** * @notice Check if order has already exists. * @param id Hash id of the order. */ modifier whenEscrowDeposited(bytes32 id) { if (!getDeposit(id)) revert DepositDoesNotExist(); _; } /** * @notice Check if order already exists. * @param id Hash id of the order. */ modifier whenNotEscrowDeposited(bytes32 id) { if (getDeposit(id)) revert DepositAlreadyExist(); _; } /** * @notice Check if order is already completed. * @param id Hash id of the order. */ modifier whenNotEscrowCompleted(bytes32 id) { if (getCompleted(id)) revert EscrowCompleted(); _; } /*////////////////////////////////////////////////////////////// VIEW FUNCTIONS //////////////////////////////////////////////////////////////*/ /** * @notice Check completion status of an order. * @param id Hash id of the order. * @return True if order is already completed, false if not. */ function getCompleted(bytes32 id) public view returns (bool) { return _completed[id]; } /** * @notice Check existence of an order. * @param id Hash id of the order. * @return True if order exists, false if not. */ function getDeposit(bytes32 id) public view returns (bool) { return _deposits[id]; } /*////////////////////////////////////////////////////////////// ESCROW LOGIC //////////////////////////////////////////////////////////////*/ /** * @notice Record and transfer assets to the escrow. * @dev Will revert if assets is empty. * @param id Hash id of the order. * @param payee Address that deposits the assets. * @param assets Assets that will be deposited. */ function _createDeposit( bytes32 id, address payee, AssetLib.AssetData[] calldata assets ) internal whenNotEscrowDeposited(id) { _setDeposit(id, true); // Guard against msg.value being reused across multiple assets uint256 ethValue; uint256 assetsLength = assets.length; for (uint256 i = 0; i <= assetsLength - 1; ) { if (assets[i].assetType.assetClass == AssetLib.ETH_ASSET_CLASS) { ethValue += assets[i].value; } _transfer(assets[i], payee, address(this)); unchecked { i++; } } if (ethValue != msg.value) { revert ValueMismatch(); } emit Deposited(id, payee, assets); } /** * @notice Transfer the escrowed assets to their recipient. * @dev Will revert if assets is empty. * @param id Hash id of the order. * @param assets Assets that will be transferred. */ function _pay(bytes32 id, AssetLib.AssetData[] calldata assets) internal whenEscrowDeposited(id) whenNotEscrowCompleted(id) { _setCompleted(id, true); uint256 assetsLength = assets.length; for (uint256 i = 0; i <= assetsLength - 1; ) { _transfer(assets[i], address(this), assets[i].recipient); unchecked { i++; } } emit Paid(id, assets); } /** * @notice Transfer the escrowed assets back to taker. * @dev Will revert if assets is empty. * @param id Hash id of the order. * @param assets Assets that will be transferred. */ function _withdraw( bytes32 id, address payee, AssetLib.AssetData[] calldata assets ) internal whenEscrowDeposited(id) whenNotEscrowCompleted(id) { _setCompleted(id, true); uint256 assetsLength = assets.length; for (uint256 i = 0; i <= assetsLength - 1; ) { _transfer(assets[i], address(this), payee); unchecked { i++; } } emit Withdrawn(id, payee, assets); } /** * @notice Set order deposit status. * @param id Hash id of the order. * @param status Boolean value of the deposit status. */ function _setDeposit(bytes32 id, bool status) internal { _deposits[id] = status; } /** * @notice Set order completion status. * @param id Hash id of the order. * @param status Boolean value of the completion status. */ function _setCompleted(bytes32 id, bool status) internal { _completed[id] = status; } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "@openzeppelin/contracts/utils/Context.sol"; import "@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol"; import "@openzeppelin/contracts/utils/cryptography/SignatureChecker.sol"; /** * @title RecrowTxValidatable * @notice Manages tx signature validation */ abstract contract RecrowTxValidatable is Context, EIP712 { using SignatureChecker for address; /*////////////////////////////////////////////////////////////// VALIDATION LOGIC //////////////////////////////////////////////////////////////*/ /** * @notice Check if a signature is valid for a given signer and data hash. * @dev If signer is `_msgSender`, signature is not required. * @param signer The signer of the signature. * @param hash The data hash. * @param signature The signature. * @return bool True if validation succeed. * @return string The revert message if validation failed. */ function _validateTx( address signer, bytes32 hash, bytes memory signature ) internal view returns (bool, string memory) { if (signature.length == 0) { address sender = _msgSender(); if (signer != sender) { return (false, "SenderMismatch"); } } else { if ( !signer.isValidSignatureNow(_hashTypedDataV4(hash), signature) ) { return (false, "InvalidSignature"); } } return (true, ""); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol) pragma solidity ^0.8.0; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuard { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant _NOT_ENTERED = 1; uint256 private constant _ENTERED = 2; uint256 private _status; constructor() { _status = _NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { // On the first call to nonReentrant, _notEntered will be true require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; _; // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (metatx/ERC2771Context.sol) pragma solidity ^0.8.9; import "../utils/Context.sol"; /** * @dev Context variant with ERC2771 support. */ abstract contract ERC2771Context is Context { /// @custom:oz-upgrades-unsafe-allow state-variable-immutable address private immutable _trustedForwarder; /// @custom:oz-upgrades-unsafe-allow constructor constructor(address trustedForwarder) { _trustedForwarder = trustedForwarder; } function isTrustedForwarder(address forwarder) public view virtual returns (bool) { return forwarder == _trustedForwarder; } function _msgSender() internal view virtual override returns (address sender) { if (isTrustedForwarder(msg.sender)) { // The assembly code is more direct than the Solidity version using `abi.decode`. /// @solidity memory-safe-assembly assembly { sender := shr(96, calldataload(sub(calldatasize(), 20))) } } else { return super._msgSender(); } } function _msgData() internal view virtual override returns (bytes calldata) { if (isTrustedForwarder(msg.sender)) { return msg.data[:msg.data.length - 20]; } else { return super._msgData(); } } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; /** * @title AssetLib * @notice Library for handling Asset data structure */ library AssetLib { /*////////////////////////////////////////////////////////////// ASSET CLASS CONSTANTS //////////////////////////////////////////////////////////////*/ /// @notice Bytes4 representations of allowed asset (token) classes. bytes4 public constant ETH_ASSET_CLASS = bytes4(keccak256("ETH")); bytes4 public constant ERC20_ASSET_CLASS = bytes4(keccak256("ERC20")); bytes4 public constant ERC721_ASSET_CLASS = bytes4(keccak256("ERC721")); bytes4 public constant ERC1155_ASSET_CLASS = bytes4(keccak256("ERC1155")); bytes4 public constant PROXY_ASSET_CLASS = bytes4(keccak256("PROXY")); /// @notice Asset typehash for EIP712 compatibility. bytes32 public constant ASSET_TYPE_TYPEHASH = keccak256("AssetType(bytes4 assetClass,bytes data)"); bytes32 public constant ASSET_TYPEHASH = keccak256( "AssetData(AssetType assetType,uint256 value,address recipient)AssetType(bytes4 assetClass,bytes data)" ); /*////////////////////////////////////////////////////////////// ASSET DATA STRUCTURE //////////////////////////////////////////////////////////////*/ /// @notice Struct holding the asset's class and details struct AssetType { // Asset (token) classification bytes4 assetClass; // Additional asset information (ex: contract address, tokenId) bytes data; } /// @notice Struct holding the data for an asset transfer struct AssetData { // Specification of the asset AssetType assetType; // Amount of asset to transfer uint256 value; // Transfer reecipient of the asset address recipient; } /*////////////////////////////////////////////////////////////// DECODE LOGIC //////////////////////////////////////////////////////////////*/ /** * @notice Decode additional data associated with the asset. * @param assetType AssetType of the asset. */ function decodeAssetTypeData(AssetType memory assetType) internal pure returns (address, uint256) { if ( assetType.assetClass == AssetLib.ERC721_ASSET_CLASS || assetType.assetClass == AssetLib.ERC1155_ASSET_CLASS ) { (address token, uint256 tokenId) = abi.decode( assetType.data, (address, uint256) ); return (token, tokenId); } else if (assetType.assetClass == AssetLib.ERC20_ASSET_CLASS) { address token = abi.decode(assetType.data, (address)); return (token, 0); } else if (assetType.assetClass == AssetLib.PROXY_ASSET_CLASS) { address proxy = abi.decode(assetType.data, (address)); return (proxy, 0); } return (address(0), 0); } /*////////////////////////////////////////////////////////////// HASH FUNCTIONS //////////////////////////////////////////////////////////////*/ /** * @notice EIP712-compatible hash of AssetType. * @param assetType AssetType of the asset. * @return hash of the assetType. */ function hash(AssetType calldata assetType) internal pure returns (bytes32) { return keccak256( abi.encode( ASSET_TYPE_TYPEHASH, assetType.assetClass, keccak256(assetType.data) ) ); } /** * @notice EIP712-compatible hash of AssetData. * @param asset AssetData of the asset. * @return hash of the asset. */ function hash(AssetData calldata asset) internal pure returns (bytes32) { return keccak256( abi.encode( ASSET_TYPEHASH, hash(asset.assetType), asset.value, asset.recipient ) ); } /** * @notice EIP712-compatible hash packing of AssetData. * @param assets AssetData assets to pack. * @return hash of the assets. */ function packAssets(AssetData[] calldata assets) internal pure returns (bytes32) { bytes32[] memory assetHashes = new bytes32[](assets.length); for (uint256 i = 0; i < assets.length; i++) { assetHashes[i] = hash(assets[i]); } return keccak256(abi.encodePacked(assetHashes)); } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol"; import "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts/token/ERC721/IERC721.sol"; import "@openzeppelin/contracts/token/ERC721/utils/ERC721Holder.sol"; import "@openzeppelin/contracts/token/ERC1155/IERC1155.sol"; import "@openzeppelin/contracts/token/ERC1155/utils/ERC1155Holder.sol"; import "../interfaces/ITransferProxy.sol"; import "../libraries/AssetLib.sol"; /** * @title RecrowTransfer * @notice Manages asset transfer logic */ abstract contract RecrowTransfer is ERC721Holder, ERC1155Holder { using SafeERC20 for IERC20; /*////////////////////////////////////////////////////////////// EVENTS //////////////////////////////////////////////////////////////*/ event Transferred(AssetLib.AssetData asset, address from, address to); /*////////////////////////////////////////////////////////////// ERRORS //////////////////////////////////////////////////////////////*/ error InvalidAmount(); error InvalidAssetClass(); error InsufficientETH(); error CannotSendETH(); /*////////////////////////////////////////////////////////////// TRANSFER LOGIC //////////////////////////////////////////////////////////////*/ /** * @notice Transfer an asset according to their class. * @dev Will revert if `assetClass` is not allowed. * @param asset The asset that will be transferred. * @param from Address that will send the asset. * @param to Address that will receive the asset. */ function _transfer( AssetLib.AssetData memory asset, address from, address to ) internal { if (asset.assetType.assetClass == AssetLib.ETH_ASSET_CLASS) { _ethTransfer(from, to, asset.value); } else if (asset.assetType.assetClass == AssetLib.ERC20_ASSET_CLASS) { (address token, ) = AssetLib.decodeAssetTypeData(asset.assetType); _erc20safeTransferFrom(token, from, to, asset.value); } else if (asset.assetType.assetClass == AssetLib.ERC721_ASSET_CLASS) { (address token, uint256 tokenId) = AssetLib.decodeAssetTypeData( asset.assetType ); if (asset.value != 1) revert InvalidAmount(); _erc721safeTransferFrom(token, from, to, tokenId); } else if (asset.assetType.assetClass == AssetLib.ERC1155_ASSET_CLASS) { (address token, uint256 tokenId) = AssetLib.decodeAssetTypeData( asset.assetType ); _erc1155safeTransferFrom(token, from, to, tokenId, asset.value); } else if (asset.assetType.assetClass == AssetLib.PROXY_ASSET_CLASS) { (address proxy, ) = AssetLib.decodeAssetTypeData(asset.assetType); _transferProxyTransfer(proxy, asset, from, to); } else { revert InvalidAssetClass(); } emit Transferred(asset, from, to); } /** * @notice Transfers ETH. * @param from Address that will send the asset. * @param to Address that will receive the asset. * @param value Amount of ETH to send. */ function _ethTransfer( address from, address to, uint256 value ) private { if (from != address(this)) { if (msg.value < value) revert InsufficientETH(); } if (to != address(this)) { // solhint-disable-next-line avoid-low-level-calls (bool success, ) = to.call{ value: value }(""); if (!success) revert CannotSendETH(); } } /** * @notice Transfers ERC20. * @param token Address of the ERC20 token. * @param from Address that will send the asset. * @param to Address that will receive the asset. * @param value Amount of ERC20 to send. */ function _erc20safeTransferFrom( address token, address from, address to, uint256 value ) private { if (from == address(this)) { IERC20(token).safeTransfer(to, value); } else { IERC20(token).safeTransferFrom(from, to, value); } } /** * @notice Transfers ERC721. * @param token Address of the token. * @param from Address that will send the asset. * @param to Address that will receive the asset. * @param tokenId Token id of the ERC721 token. */ function _erc721safeTransferFrom( address token, address from, address to, uint256 tokenId ) private { IERC721(token).safeTransferFrom(from, to, tokenId); } /** * @notice Transfers ERC1155. * @param token Address of the token. * @param from Address that will send the asset. * @param to Address that will receive the asset. * @param id Token id of the ERC1155 token. * @param value Amount of ERC1155 to send. */ function _erc1155safeTransferFrom( address token, address from, address to, uint256 id, uint256 value ) private { IERC1155(token).safeTransferFrom(from, to, id, value, ""); } /** * @notice Transfers asset via a proxy. * @param proxy Address of the proxy. * @param asset The asset that will be transferred. * @param from Address that will send the asset. * @param to Address that will receive the asset. */ function _transferProxyTransfer( address proxy, AssetLib.AssetData memory asset, address from, address to ) private { ITransferProxy(proxy).transfer(asset, from, to); } }
// SPDX-License-Identifier: MIT pragma solidity 0.8.9; import "../libraries/AssetLib.sol"; /** * @title TransferProxy Interface * @notice Interface for Recrow-compatible transfer proxy contracts */ interface ITransferProxy { function transfer( AssetLib.AssetData calldata asset, address from, address to ) external; }
// 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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/draft-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; function safeTransfer( IERC20 token, address to, uint256 value ) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } 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)); } function safeIncreaseAllowance( IERC20 token, address spender, uint256 value ) internal { uint256 newAllowance = token.allowance(address(this), spender) + value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } 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"); uint256 newAllowance = oldAllowance - value; _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance)); } } 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"); if (returndata.length > 0) { // Return data is optional require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC721/utils/ERC721Holder.sol) pragma solidity ^0.8.0; import "../IERC721Receiver.sol"; /** * @dev Implementation of the {IERC721Receiver} interface. * * Accepts all token transfers. * Make sure the contract is able to use its token with {IERC721-safeTransferFrom}, {IERC721-approve} or {IERC721-setApprovalForAll}. */ contract ERC721Holder is IERC721Receiver { /** * @dev See {IERC721Receiver-onERC721Received}. * * Always returns `IERC721Receiver.onERC721Received.selector`. */ function onERC721Received( address, address, uint256, bytes memory ) public virtual override returns (bytes4) { return this.onERC721Received.selector; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/ERC721/IERC721.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/IERC1155.sol) pragma solidity ^0.8.0; import "../../utils/introspection/IERC165.sol"; /** * @dev Required interface of an ERC1155 compliant contract, as defined in the * https://eips.ethereum.org/EIPS/eip-1155[EIP]. * * _Available since v3.1._ */ interface IERC1155 is IERC165 { /** * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`. */ event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value); /** * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all * transfers. */ event TransferBatch( address indexed operator, address indexed from, address indexed to, uint256[] ids, uint256[] values ); /** * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to * `approved`. */ event ApprovalForAll(address indexed account, address indexed operator, bool approved); /** * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI. * * If an {URI} event was emitted for `id`, the standard * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value * returned by {IERC1155MetadataURI-uri}. */ event URI(string value, uint256 indexed id); /** * @dev Returns the amount of tokens of token type `id` owned by `account`. * * Requirements: * * - `account` cannot be the zero address. */ function balanceOf(address account, uint256 id) external view returns (uint256); /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}. * * Requirements: * * - `accounts` and `ids` must have the same length. */ function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids) external view returns (uint256[] memory); /** * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`, * * Emits an {ApprovalForAll} event. * * Requirements: * * - `operator` cannot be the caller. */ function setApprovalForAll(address operator, bool approved) external; /** * @dev Returns true if `operator` is approved to transfer ``account``'s tokens. * * See {setApprovalForAll}. */ function isApprovedForAll(address account, address operator) external view returns (bool); /** * @dev Transfers `amount` tokens of token type `id` from `from` to `to`. * * Emits a {TransferSingle} event. * * Requirements: * * - `to` cannot be the zero address. * - If the caller is not `from`, it must have been approved to spend ``from``'s tokens via {setApprovalForAll}. * - `from` must have a balance of tokens of type `id` of at least `amount`. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the * acceptance magic value. */ function safeTransferFrom( address from, address to, uint256 id, uint256 amount, bytes calldata data ) external; /** * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}. * * Emits a {TransferBatch} event. * * Requirements: * * - `ids` and `amounts` must have the same length. * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the * acceptance magic value. */ function safeBatchTransferFrom( address from, address to, uint256[] calldata ids, uint256[] calldata amounts, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/utils/ERC1155Holder.sol) pragma solidity ^0.8.0; import "./ERC1155Receiver.sol"; /** * Simple implementation of `ERC1155Receiver` that will allow a contract to hold ERC1155 tokens. * * IMPORTANT: When inheriting this contract, you must include a way to use the received tokens, otherwise they will be * stuck. * * @dev _Available since v3.1._ */ contract ERC1155Holder is ERC1155Receiver { function onERC1155Received( address, address, uint256, uint256, bytes memory ) public virtual override returns (bytes4) { return this.onERC1155Received.selector; } function onERC1155BatchReceived( address, address, uint256[] memory, uint256[] memory, bytes memory ) public virtual override returns (bytes4) { return this.onERC1155BatchReceived.selector; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (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 * ==== * * [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://diligence.consensys.net/posts/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/v0.5.11/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 functionCall(target, data, "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"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(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) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(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) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason 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 { // 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 (token/ERC20/extensions/draft-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 v4.6.0) (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 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 // OpenZeppelin Contracts v4.4.1 (token/ERC1155/utils/ERC1155Receiver.sol) pragma solidity ^0.8.0; import "../IERC1155Receiver.sol"; import "../../../utils/introspection/ERC165.sol"; /** * @dev _Available since v3.1._ */ abstract contract ERC1155Receiver is ERC165, IERC1155Receiver { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC1155Receiver).interfaceId || super.supportsInterface(interfaceId); } }
// 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 v4.4.1 (utils/introspection/ERC165.sol) pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/cryptography/draft-EIP712.sol) pragma solidity ^0.8.0; import "./ECDSA.sol"; /** * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data. * * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible, * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding * they need in their contracts using a combination of `abi.encode` and `keccak256`. * * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA * ({_hashTypedDataV4}). * * The implementation of the domain separator was designed to be as efficient as possible while still properly updating * the chain id to protect against replay attacks on an eventual fork of the chain. * * NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask]. * * _Available since v3.4._ */ abstract contract EIP712 { /* solhint-disable var-name-mixedcase */ // Cache the domain separator as an immutable value, but also store the chain id that it corresponds to, in order to // invalidate the cached domain separator if the chain id changes. bytes32 private immutable _CACHED_DOMAIN_SEPARATOR; uint256 private immutable _CACHED_CHAIN_ID; address private immutable _CACHED_THIS; bytes32 private immutable _HASHED_NAME; bytes32 private immutable _HASHED_VERSION; bytes32 private immutable _TYPE_HASH; /* solhint-enable var-name-mixedcase */ /** * @dev Initializes the domain separator and parameter caches. * * The meaning of `name` and `version` is specified in * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]: * * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol. * - `version`: the current major version of the signing domain. * * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart * contract upgrade]. */ constructor(string memory name, string memory version) { bytes32 hashedName = keccak256(bytes(name)); bytes32 hashedVersion = keccak256(bytes(version)); bytes32 typeHash = keccak256( "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)" ); _HASHED_NAME = hashedName; _HASHED_VERSION = hashedVersion; _CACHED_CHAIN_ID = block.chainid; _CACHED_DOMAIN_SEPARATOR = _buildDomainSeparator(typeHash, hashedName, hashedVersion); _CACHED_THIS = address(this); _TYPE_HASH = typeHash; } /** * @dev Returns the domain separator for the current chain. */ function _domainSeparatorV4() internal view returns (bytes32) { if (address(this) == _CACHED_THIS && block.chainid == _CACHED_CHAIN_ID) { return _CACHED_DOMAIN_SEPARATOR; } else { return _buildDomainSeparator(_TYPE_HASH, _HASHED_NAME, _HASHED_VERSION); } } function _buildDomainSeparator( bytes32 typeHash, bytes32 nameHash, bytes32 versionHash ) private view returns (bytes32) { return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this))); } /** * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this * function returns the hash of the fully encoded EIP712 message for this domain. * * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example: * * ```solidity * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode( * keccak256("Mail(address to,string contents)"), * mailTo, * keccak256(bytes(mailContents)) * ))); * address signer = ECDSA.recover(digest, signature); * ``` */ function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) { return ECDSA.toTypedDataHash(_domainSeparatorV4(), structHash); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.1) (utils/cryptography/SignatureChecker.sol) pragma solidity ^0.8.0; import "./ECDSA.sol"; import "../Address.sol"; import "../../interfaces/IERC1271.sol"; /** * @dev Signature verification helper that can be used instead of `ECDSA.recover` to seamlessly support both ECDSA * signatures from externally owned accounts (EOAs) as well as ERC1271 signatures from smart contract wallets like * Argent and Gnosis Safe. * * _Available since v4.1._ */ library SignatureChecker { /** * @dev Checks if a signature is valid for a given signer and data hash. If the signer is a smart contract, the * signature is validated against that smart contract using ERC1271, otherwise it's validated using `ECDSA.recover`. * * NOTE: Unlike ECDSA signatures, contract signatures are revocable, and the outcome of this function can thus * change through time. It could return true at block N and false at block N+1 (or the opposite). */ function isValidSignatureNow( address signer, bytes32 hash, bytes memory signature ) internal view returns (bool) { (address recovered, ECDSA.RecoverError error) = ECDSA.tryRecover(hash, signature); if (error == ECDSA.RecoverError.NoError && recovered == signer) { return true; } (bool success, bytes memory result) = signer.staticcall( abi.encodeWithSelector(IERC1271.isValidSignature.selector, hash, signature) ); return (success && result.length == 32 && abi.decode(result, (bytes32)) == bytes32(IERC1271.isValidSignature.selector)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.3) (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.0; import "../Strings.sol"; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } else if (error == RecoverError.InvalidSignatureV) { revert("ECDSA: invalid signature 'v' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. /// @solidity memory-safe-assembly assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address, RecoverError) { bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); uint8 v = uint8((uint256(vs) >> 255) + 27); return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } if (v != 27 && v != 28) { return (address(0), RecoverError.InvalidSignatureV); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) { // 32 is the length in bytes of hash, // enforced by the type signature above return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); } /** * @dev Returns an Ethereum Signed Message, created from `s`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol) pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; uint8 private constant _ADDRESS_LENGTH = 20; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } /** * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation. */ function toHexString(address addr) internal pure returns (string memory) { return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (interfaces/IERC1271.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC1271 standard signature validation method for * contracts as defined in https://eips.ethereum.org/EIPS/eip-1271[ERC-1271]. * * _Available since v4.1._ */ interface IERC1271 { /** * @dev Should return whether the signature provided is valid for the provided data * @param hash Hash of the data to be signed * @param signature Signature byte array associated with _data */ function isValidSignature(bytes32 hash, bytes memory signature) external view returns (bytes4 magicValue); }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"version","type":"string"},{"internalType":"address","name":"trustedForwarder","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"CannotSendETH","type":"error"},{"inputs":[],"name":"DepositAlreadyExist","type":"error"},{"inputs":[],"name":"DepositDoesNotExist","type":"error"},{"inputs":[],"name":"EscrowCompleted","type":"error"},{"inputs":[],"name":"InsufficientETH","type":"error"},{"inputs":[],"name":"InvalidAmount","type":"error"},{"inputs":[],"name":"InvalidAssetClass","type":"error"},{"inputs":[],"name":"InvalidEnd","type":"error"},{"inputs":[],"name":"InvalidMaker","type":"error"},{"inputs":[],"name":"InvalidOrderType","type":"error"},{"inputs":[],"name":"InvalidOrdersLength","type":"error"},{"inputs":[],"name":"InvalidStart","type":"error"},{"inputs":[],"name":"InvalidTakeAssets","type":"error"},{"inputs":[],"name":"InvalidTaker","type":"error"},{"inputs":[],"name":"InvalidTimeLimit","type":"error"},{"inputs":[],"name":"InvalidVersion","type":"error"},{"inputs":[],"name":"OrderTypeMismatch","type":"error"},{"inputs":[],"name":"TakerMakerMismatch","type":"error"},{"inputs":[],"name":"ValueMismatch","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"id","type":"bytes32"},{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"indexed":false,"internalType":"struct AssetLib.AssetData[]","name":"assets","type":"tuple[]"}],"name":"Deposited","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"id","type":"bytes32"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"indexed":false,"internalType":"struct AssetLib.AssetData[]","name":"assets","type":"tuple[]"}],"name":"Paid","type":"event"},{"anonymous":false,"inputs":[{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"indexed":false,"internalType":"struct AssetLib.AssetData","name":"asset","type":"tuple"},{"indexed":false,"internalType":"address","name":"from","type":"address"},{"indexed":false,"internalType":"address","name":"to","type":"address"}],"name":"Transferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"id","type":"bytes32"},{"indexed":true,"internalType":"address","name":"payee","type":"address"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"indexed":false,"internalType":"struct AssetLib.AssetData[]","name":"assets","type":"tuple[]"}],"name":"Withdrawn","type":"event"},{"inputs":[{"components":[{"internalType":"address","name":"maker","type":"address"},{"internalType":"address","name":"taker","type":"address"},{"internalType":"address","name":"arbitrator","type":"address"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"makeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"takeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"extraAssets","type":"tuple[]"},{"internalType":"bytes32","name":"message","type":"bytes32"},{"internalType":"uint256","name":"salt","type":"uint256"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"end","type":"uint256"},{"internalType":"bytes4","name":"orderType","type":"bytes4"},{"internalType":"bytes4","name":"version","type":"bytes4"}],"internalType":"struct OrderLib.OrderData","name":"order","type":"tuple"},{"internalType":"bytes","name":"signatureLeft","type":"bytes"},{"internalType":"bytes","name":"signatureRight","type":"bytes"}],"name":"cancelOrder","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"maker","type":"address"},{"internalType":"address","name":"taker","type":"address"},{"internalType":"address","name":"arbitrator","type":"address"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"makeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"takeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"extraAssets","type":"tuple[]"},{"internalType":"bytes32","name":"message","type":"bytes32"},{"internalType":"uint256","name":"salt","type":"uint256"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"end","type":"uint256"},{"internalType":"bytes4","name":"orderType","type":"bytes4"},{"internalType":"bytes4","name":"version","type":"bytes4"}],"internalType":"struct OrderLib.OrderData","name":"order","type":"tuple"},{"internalType":"bytes","name":"signatureLeft","type":"bytes"},{"internalType":"bytes","name":"signatureRight","type":"bytes"}],"name":"createOrder","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"maker","type":"address"},{"internalType":"address","name":"taker","type":"address"},{"internalType":"address","name":"arbitrator","type":"address"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"makeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"takeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"extraAssets","type":"tuple[]"},{"internalType":"bytes32","name":"message","type":"bytes32"},{"internalType":"uint256","name":"salt","type":"uint256"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"end","type":"uint256"},{"internalType":"bytes4","name":"orderType","type":"bytes4"},{"internalType":"bytes4","name":"version","type":"bytes4"}],"internalType":"struct OrderLib.OrderData","name":"order","type":"tuple"},{"internalType":"bytes","name":"signatureLeft","type":"bytes"},{"internalType":"bytes","name":"signatureRight","type":"bytes"}],"name":"finalizeOrder","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"id","type":"bytes32"}],"name":"getCompleted","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"id","type":"bytes32"}],"name":"getDeposit","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getVersion","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"forwarder","type":"address"}],"name":"isTrustedForwarder","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","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":"onERC1155BatchReceived","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"nonpayable","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":"nonpayable","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":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"components":[{"internalType":"address","name":"maker","type":"address"},{"internalType":"address","name":"taker","type":"address"},{"internalType":"address","name":"arbitrator","type":"address"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"makeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"takeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"extraAssets","type":"tuple[]"},{"internalType":"bytes32","name":"message","type":"bytes32"},{"internalType":"uint256","name":"salt","type":"uint256"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"end","type":"uint256"},{"internalType":"bytes4","name":"orderType","type":"bytes4"},{"internalType":"bytes4","name":"version","type":"bytes4"}],"internalType":"struct OrderLib.OrderData","name":"orderOld","type":"tuple"},{"components":[{"internalType":"address","name":"maker","type":"address"},{"internalType":"address","name":"taker","type":"address"},{"internalType":"address","name":"arbitrator","type":"address"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"makeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"takeAssets","type":"tuple[]"},{"components":[{"components":[{"internalType":"bytes4","name":"assetClass","type":"bytes4"},{"internalType":"bytes","name":"data","type":"bytes"}],"internalType":"struct AssetLib.AssetType","name":"assetType","type":"tuple"},{"internalType":"uint256","name":"value","type":"uint256"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct AssetLib.AssetData[]","name":"extraAssets","type":"tuple[]"},{"internalType":"bytes32","name":"message","type":"bytes32"},{"internalType":"uint256","name":"salt","type":"uint256"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"end","type":"uint256"},{"internalType":"bytes4","name":"orderType","type":"bytes4"},{"internalType":"bytes4","name":"version","type":"bytes4"}],"internalType":"struct OrderLib.OrderData","name":"orderNew","type":"tuple"}],"internalType":"struct OrderLib.OrderUpdateData","name":"orderUpdate","type":"tuple"},{"internalType":"bytes","name":"signatureLeft","type":"bytes"},{"internalType":"bytes","name":"signatureRight","type":"bytes"}],"name":"updateOrder","outputs":[],"stateMutability":"payable","type":"function"}]
Contract Creation Code
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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)
000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000aac5fdf2e99d20d0fd084ef2138ea459b4580000000000000000000000000000000000000000000000000000000000000006526563726f77000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000025631000000000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : name (string): Recrow
Arg [1] : version (string): V1
Arg [2] : trustedForwarder (address): 0x0000AAc5fdf2E99D20d0fD084eF2138EA459b458
-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 0000000000000000000000000000aac5fdf2e99d20d0fd084ef2138ea459b458
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000006
Arg [4] : 526563726f770000000000000000000000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000002
Arg [6] : 5631000000000000000000000000000000000000000000000000000000000000
Loading...
Loading
Loading...
Loading
Multichain Portfolio | 27 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
---|---|---|---|---|---|
ETH | Ether (ETH) | 100.00% | $2,510.06 | 0.14 | $351.41 |
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.