74 lines
2.2 KiB
Solidity
74 lines
2.2 KiB
Solidity
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.20;
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import {CheckpointLeaf} from "../libraries/CheckpointLeaf.sol";
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/**
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* @title CheckpointStorage
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* @notice EIP-7201 namespaced storage for upgradeable checkpoint hub.
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*/
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library CheckpointStorage {
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/// @custom:storage-location erc7201:dbis.storage.Chain138MainnetCheckpoint
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struct CheckpointStorageStruct {
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uint64 latestBatchId;
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uint256 latestCheckpointBlock;
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bytes32 latestPaymentsRoot;
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uint64 chainId;
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uint16 batchSize;
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uint32 maxBatchWaitSeconds;
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uint256 minPaymentValueWei;
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bool requireValidatorSigs;
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bool allowCalldataOnlySubmit;
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bool allowCCIPIngress;
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bool enforcePreviousBatchId;
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bool paused;
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uint64 expectedSourceChainSelector;
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address batchEmitterOnSource;
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address ccipRouter;
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address legacyMirrorV1;
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address legacyTetherV1;
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address submitterAttestationSigner;
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mapping(uint64 => CheckpointHeader) checkpoints;
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mapping(bytes32 => bool) processedProofHashes;
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mapping(bytes32 => uint64) txHashToBatchId;
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mapping(uint64 => bool) processedBatchIds;
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mapping(bytes32 => ExtensionConfig) extensions;
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bytes32[] extensionList;
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uint256[37] __gap;
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}
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struct CheckpointHeader {
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uint64 batchId;
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uint64 previousBatchId;
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uint64 chainId;
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uint256 checkpointBlock;
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uint256 startBlock;
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uint256 endBlock;
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bytes32 blockHash;
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bytes32 stateRoot;
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bytes32 paymentsRoot;
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bytes32 receiptsRoot;
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uint16 txCount;
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uint32 flags;
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uint64 submittedAt;
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address submitter;
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bytes32 contentURI;
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}
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struct ExtensionConfig {
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address module;
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uint32 hooks;
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bool active;
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}
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// keccak256(abi.encode(uint256(keccak256("dbis.storage.Chain138MainnetCheckpoint")) - 1)) & ~bytes32(uint256(0xff))
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bytes32 private constant CHECKPOINT_STORAGE_LOCATION =
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0x94db105fe8bb9354ca3efbce04a4b0527821f7a844cf050ca0ad49fe0d3aad00;
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function get() internal pure returns (CheckpointStorageStruct storage $) {
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assembly {
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$.slot := CHECKPOINT_STORAGE_LOCATION
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}
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}
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}
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