// SPDX-License-Identifier: MIT pragma solidity 0.8.15; import { ResourceMetering } from "src/L1/ResourceMetering.sol"; /// @title ISystemConfigV0 /// @notice Minimal interface of the Legacy SystemConfig containing only getters. /// Based on /// https://github.com/ethereum-optimism/optimism/blob/f54a2234f2f350795552011f35f704a3feb56a08/packages/contracts-bedrock/src/L1/SystemConfig.sol interface ISystemConfigV0 { function owner() external view returns (address); function VERSION() external view returns (uint256); function overhead() external view returns (uint256); function scalar() external view returns (uint256); function batcherHash() external view returns (bytes32); function gasLimit() external view returns (uint64); function resourceConfig() external view returns (ResourceMetering.ResourceConfig memory); function unsafeBlockSigner() external view returns (address); }