66 lines
1.7 KiB
Solidity
66 lines
1.7 KiB
Solidity
// SPDX-License-Identifier: CC0.0 OR Apache-2.0
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// Author: Zainan Victor Zhou <zzn-ercref@zzn.im>
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// See a full runnable hardhat project in https://github.com/ercref/ercref-contracts/tree/main/ERCs/eip-5453
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pragma solidity ^0.8.9;
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struct ValidityBound {
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bytes32 functionParamStructHash;
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uint256 validSince;
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uint256 validBy;
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uint256 nonce;
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}
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struct SingleEndorsementData {
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address endorserAddress; // 32
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bytes sig; // dynamic = 65
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}
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struct GeneralExtensionDataStruct {
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bytes32 erc5453MagicWord;
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uint256 erc5453Type;
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uint256 nonce;
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uint256 validSince;
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uint256 validBy;
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bytes endorsementPayload;
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}
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interface IERC5453EndorsementCore {
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function eip5453Nonce(address endorser) external view returns (uint256);
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function isEligibleEndorser(address endorser) external view returns (bool);
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}
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interface IERC5453EndorsementDigest {
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function computeValidityDigest(
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bytes32 _functionParamStructHash,
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uint256 _validSince,
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uint256 _validBy,
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uint256 _nonce
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) external view returns (bytes32);
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function computeFunctionParamHash(
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string memory _functionName,
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bytes memory _functionParamPacked
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) external view returns (bytes32);
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}
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interface IERC5453EndorsementDataTypeA {
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function computeExtensionDataTypeA(
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uint256 nonce,
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uint256 validSince,
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uint256 validBy,
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address endorserAddress,
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bytes calldata sig
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) external view returns (bytes memory);
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}
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interface IERC5453EndorsementDataTypeB {
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function computeExtensionDataTypeB(
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uint256 nonce,
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uint256 validSince,
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uint256 validBy,
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address[] calldata endorserAddress,
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bytes[] calldata sigs
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) external view returns (bytes memory);
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}
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