cfbb9c6f6c
* Fix F-3: Explicit Variable Return audit report * Reuse onlySecurityCouncil modifier and update its revert message * Fix F-5: modifier Optimization audit report * Fix F-7: Input Sanity Check audit report * Add audit report * Further gas optimise getting a checkpoint function by up to 100 gas * Fix F-6: return Statement Optimization audit report * Wrap logic in unchecked block to save 24 gas in getVotes and getQuadraticVotes each * Move audit doc into a dedicated folder
71 lines
2.6 KiB
Solidity
71 lines
2.6 KiB
Solidity
// SPDX-License-Identifier: Apache-2.0
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/*
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Copyright 2023 ZeroEx Intl.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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pragma solidity ^0.8.19;
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import "@openzeppelin/governance/TimelockController.sol";
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contract ZeroExTimelock is TimelockController {
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// minDelay is how long you have to wait before executing
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// proposers is the list of addresses that can propose
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// executors is the list of addresses that can execute
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constructor(
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uint256 minDelay,
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address[] memory proposers,
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address[] memory executors,
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address admin
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) TimelockController(minDelay, proposers, executors, admin) {}
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/**
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* @dev Execute a batch of rollback transactions. Similar to TimelockController.executeBatch function but without
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* the timelock checks.
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* Emits one {CallExecuted} event per transaction in the batch.
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*
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* Requirements:
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*
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* - the caller must have the 'executor' role.
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*/
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function executeRollbackBatch(
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address[] calldata targets,
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uint256[] calldata values,
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bytes[] calldata payloads,
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bytes32 predecessor,
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bytes32 salt
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) public payable onlyRoleOrOpenRole(EXECUTOR_ROLE) {
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require(targets.length > 0, "ZeroExTimelock: empty targets");
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require(targets.length == values.length, "ZeroExTimelock: length mismatch");
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require(targets.length == payloads.length, "ZeroExTimelock: length mismatch");
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bytes32 id = hashOperationBatch(targets, values, payloads, predecessor, salt);
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for (uint256 i = 0; i < targets.length; ++i) {
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address target = targets[i];
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uint256 value = values[i];
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bytes calldata payload = payloads[i];
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// Check this is a rollback transaction
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// function signature for rollback(bytes4,address)
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// = bytes4(keccak256("rollback(bytes4,address)"))
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// = 0x9db64a40
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require(bytes4(payload) == bytes4(0x9db64a40), "ZeroExTimelock: not rollback");
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_execute(target, value, payload);
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emit CallExecuted(id, i, target, value, payload);
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}
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}
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}
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