Avoid returnbomb in ERC165Checker (#3587)

Co-authored-by: Francisco Giordano <frangio.1@gmail.com>
(cherry picked from commit dc4869eb23)
This commit is contained in:
Hadrien Croubois
2022-07-27 18:41:05 +02:00
committed by Francisco Giordano
parent 67b2572c6a
commit 8fb5f5774e
3 changed files with 51 additions and 3 deletions

View File

@ -0,0 +1,18 @@
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../../utils/introspection/IERC165.sol";
contract ERC165ReturnBombMock is IERC165 {
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
if (interfaceId == type(IERC165).interfaceId) {
assembly {
mstore(0, 1)
}
}
assembly {
return(0, 101500)
}
}
}