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27 lines
831 B
Solidity
27 lines
831 B
Solidity
2 years ago
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.0;
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import "../access/Ownable.sol";
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import "../interfaces/IERC1271.sol";
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import "../utils/cryptography/ECDSA.sol";
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contract ERC1271WalletMock is Ownable, IERC1271 {
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constructor(address originalOwner) {
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transferOwnership(originalOwner);
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}
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function isValidSignature(bytes32 hash, bytes memory signature) public view override returns (bytes4 magicValue) {
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return ECDSA.recover(hash, signature) == owner() ? this.isValidSignature.selector : bytes4(0);
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}
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}
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contract ERC1271MaliciousMock is IERC1271 {
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function isValidSignature(bytes32, bytes memory) public pure override returns (bytes4) {
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assembly {
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mstore(0, 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff)
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return(0, 32)
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}
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}
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}
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