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Latest 25 from a total of 102,854 transactions
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Bulk Transfer Wi... | 6534391 | 5 mins ago | IN | 0 APE | 0.00815048 | ||||
Bulk Transfer Wi... | 6534307 | 8 mins ago | IN | 0 APE | 0.00771731 | ||||
Bulk Transfer Wi... | 6534265 | 9 mins ago | IN | 0 APE | 0.01986731 | ||||
Bulk Transfer Wi... | 6534263 | 9 mins ago | IN | 0 APE | 0.00910701 | ||||
Bulk Transfer Wi... | 6534229 | 10 mins ago | IN | 0 APE | 0.042687 | ||||
Bulk Transfer Wi... | 6534186 | 11 mins ago | IN | 0 APE | 0.0137957 | ||||
Bulk Transfer Wi... | 6534146 | 12 mins ago | IN | 0 APE | 0.00231224 | ||||
Bulk Transfer Wi... | 6534133 | 13 mins ago | IN | 0 APE | 0.00259031 | ||||
Bulk Transfer Wi... | 6534109 | 14 mins ago | IN | 0 APE | 0.00258998 | ||||
Bulk Transfer Wi... | 6534106 | 14 mins ago | IN | 0 APE | 0.00187724 | ||||
Bulk Transfer Wi... | 6534101 | 14 mins ago | IN | 0 APE | 0.00259029 | ||||
Bulk Transfer Wi... | 6534083 | 15 mins ago | IN | 0 APE | 0.00704407 | ||||
Bulk Transfer Wi... | 6534063 | 16 mins ago | IN | 0 APE | 0.15103797 | ||||
Bulk Transfer Wi... | 6533994 | 17 mins ago | IN | 0 APE | 0.00459654 | ||||
Bulk Transfer Wi... | 6533963 | 18 mins ago | IN | 0 APE | 0.00746359 | ||||
Bulk Transfer Wi... | 6533962 | 18 mins ago | IN | 0 APE | 0.00849287 | ||||
Bulk Transfer Wi... | 6533940 | 19 mins ago | IN | 0 APE | 0.00796183 | ||||
Bulk Transfer Wi... | 6533858 | 21 mins ago | IN | 0 APE | 0.00750868 | ||||
Bulk Transfer Wi... | 6533761 | 23 mins ago | IN | 0 APE | 0.00843326 | ||||
Bulk Transfer Wi... | 6533759 | 23 mins ago | IN | 0 APE | 0.01175732 | ||||
Bulk Transfer Wi... | 6533645 | 26 mins ago | IN | 0 APE | 0.00782738 | ||||
Bulk Transfer Wi... | 6533595 | 27 mins ago | IN | 0 APE | 0.0030776 | ||||
Bulk Transfer Wi... | 6533500 | 28 mins ago | IN | 0 APE | 0.00231196 | ||||
Bulk Transfer Wi... | 6532535 | 43 mins ago | IN | 0 APE | 0.00179696 | ||||
Bulk Transfer Wi... | 6532212 | 49 mins ago | IN | 0 APE | 0.00442907 |
Latest 1 internal transaction
Parent Transaction Hash | Block | From | To | |||
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4643 | 98 days ago | Contract Creation | 0 APE |
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Similar Match Source Code This contract matches the deployed Bytecode of the Source Code for Contract 0xe4A296f3...99E64FFc0 The constructor portion of the code might be different and could alter the actual behaviour of the contract
Contract Name:
ReservoirApprovalProxy
Compiler Version
v0.8.17+commit.8df45f5f
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 {ReentrancyGuard} from "@openzeppelin/contracts/security/ReentrancyGuard.sol"; import {IConduit, IConduitController} from "../interfaces/IConduit.sol"; import {IReservoirV6_0_1} from "../interfaces/IReservoirV6_0_1.sol"; // Forked from: // https://github.com/ProjectOpenSea/seaport/blob/b13939729001cb12f715d7b73422aafeca0bcd0d/contracts/helpers/TransferHelper.sol contract ReservoirApprovalProxy is ReentrancyGuard { // --- Structs --- struct TransferHelperItem { IConduit.ConduitItemType itemType; address token; uint256 identifier; uint256 amount; } struct TransferHelperItemsWithRecipient { TransferHelperItem[] items; address recipient; } // --- Errors --- error ConduitExecutionFailed(); error InvalidRecipient(); // --- Fields --- IConduitController internal immutable _CONDUIT_CONTROLLER; bytes32 internal immutable _CONDUIT_CREATION_CODE_HASH; bytes32 internal immutable _CONDUIT_RUNTIME_CODE_HASH; IReservoirV6_0_1 internal immutable _ROUTER; // --- Constructor --- constructor(address conduitController, address router) { IConduitController controller = IConduitController(conduitController); (_CONDUIT_CREATION_CODE_HASH, _CONDUIT_RUNTIME_CODE_HASH) = controller.getConduitCodeHashes(); _CONDUIT_CONTROLLER = controller; _ROUTER = IReservoirV6_0_1(router); } // --- Public methods --- function bulkTransferWithExecute( TransferHelperItemsWithRecipient[] calldata transfers, IReservoirV6_0_1.ExecutionInfo[] calldata executionInfos, bytes32 conduitKey ) external nonReentrant { uint256 numTransfers = transfers.length; address conduit = address( uint160( uint256( keccak256( abi.encodePacked( bytes1(0xff), address(_CONDUIT_CONTROLLER), conduitKey, _CONDUIT_CREATION_CODE_HASH ) ) ) ) ); uint256 sumOfItemsAcrossAllTransfers; unchecked { for (uint256 i = 0; i < numTransfers; ++i) { TransferHelperItemsWithRecipient calldata transfer = transfers[i]; sumOfItemsAcrossAllTransfers += transfer.items.length; } } IConduit.ConduitTransfer[] memory conduitTransfers = new IConduit.ConduitTransfer[]( sumOfItemsAcrossAllTransfers ); uint256 itemIndex; unchecked { for (uint256 i = 0; i < numTransfers; ++i) { TransferHelperItemsWithRecipient calldata transfer = transfers[i]; TransferHelperItem[] calldata transferItems = transfer.items; _checkRecipientIsNotZeroAddress(transfer.recipient); uint256 numItemsInTransfer = transferItems.length; for (uint256 j = 0; j < numItemsInTransfer; ++j) { TransferHelperItem calldata item = transferItems[j]; conduitTransfers[itemIndex] = IConduit.ConduitTransfer( item.itemType, item.token, msg.sender, transfer.recipient, item.identifier, item.amount ); ++itemIndex; } } } bytes4 conduitMagicValue = IConduit(conduit).execute(conduitTransfers); if (conduitMagicValue != IConduit.execute.selector) { revert ConduitExecutionFailed(); } _ROUTER.execute(executionInfos); } function _checkRecipientIsNotZeroAddress(address recipient) internal pure { if (recipient == address(0x0)) { revert InvalidRecipient(); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.9.0) (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() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { // On the first call to nonReentrant, _status will be _NOT_ENTERED require(_status != _ENTERED, "ReentrancyGuard: reentrant call"); // Any calls to nonReentrant after this point will fail _status = _ENTERED; } function _nonReentrantAfter() private { // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) _status = _NOT_ENTERED; } /** * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a * `nonReentrant` function in the call stack. */ function _reentrancyGuardEntered() internal view returns (bool) { return _status == _ENTERED; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; interface IConduitController { function getConduitCodeHashes() external view returns (bytes32 creationCodeHash, bytes32 runtimeCodeHash); } interface IConduit { enum ConduitItemType { NATIVE, // Unused ERC20, ERC721, ERC1155 } struct ConduitTransfer { ConduitItemType itemType; address token; address from; address to; uint256 identifier; uint256 amount; } function execute(ConduitTransfer[] calldata transfers) external returns (bytes4 magicValue); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.9; interface IReservoirV6_0_1 { struct ExecutionInfo { address module; bytes data; uint256 value; } function execute(ExecutionInfo[] calldata executionInfos) external payable; }
{ "viaIR": true, "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"conduitController","type":"address"},{"internalType":"address","name":"router","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ConduitExecutionFailed","type":"error"},{"inputs":[],"name":"InvalidRecipient","type":"error"},{"inputs":[{"components":[{"components":[{"internalType":"enum IConduit.ConduitItemType","name":"itemType","type":"uint8"},{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"identifier","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"}],"internalType":"struct ReservoirApprovalProxy.TransferHelperItem[]","name":"items","type":"tuple[]"},{"internalType":"address","name":"recipient","type":"address"}],"internalType":"struct ReservoirApprovalProxy.TransferHelperItemsWithRecipient[]","name":"transfers","type":"tuple[]"},{"components":[{"internalType":"address","name":"module","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"},{"internalType":"uint256","name":"value","type":"uint256"}],"internalType":"struct IReservoirV6_0_1.ExecutionInfo[]","name":"executionInfos","type":"tuple[]"},{"internalType":"bytes32","name":"conduitKey","type":"bytes32"}],"name":"bulkTransferWithExecute","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Deployed Bytecode
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