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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @title Predeploys
* @notice Contains constant addresses for contracts that are pre-deployed to the L2 system.
*/
library Predeploys {
/**
* @notice Address of the L2ToL1MessagePasser predeploy.
*/
address internal constant L2_TO_L1_MESSAGE_PASSER = 0x4200000000000000000000000000000000000016;
/**
* @notice Address of the L2CrossDomainMessenger predeploy.
*/
address internal constant L2_CROSS_DOMAIN_MESSENGER =
0x4200000000000000000000000000000000000007;
/**
* @notice Address of the L2StandardBridge predeploy.
*/
address internal constant L2_STANDARD_BRIDGE = 0x4200000000000000000000000000000000000010;
/**
* @notice Address of the L2ERC721Bridge predeploy.
*/
address internal constant L2_ERC721_BRIDGE = 0x4200000000000000000000000000000000000014;
/**
* @notice Address of the SequencerFeeWallet predeploy.
*/
address internal constant SEQUENCER_FEE_WALLET = 0x4200000000000000000000000000000000000011;
/**
* @notice Address of the OptimismMintableERC20Factory predeploy.
*/
address internal constant OPTIMISM_MINTABLE_ERC20_FACTORY =
0x4200000000000000000000000000000000000012;
/**
* @notice Address of the OptimismMintableERC721Factory predeploy.
*/
address internal constant OPTIMISM_MINTABLE_ERC721_FACTORY =
0x4200000000000000000000000000000000000017;
/**
* @notice Address of the L1Block predeploy.
*/
address internal constant L1_BLOCK_ATTRIBUTES = 0x4200000000000000000000000000000000000015;
/**
* @notice Address of the GasPriceOracle predeploy. Includes fee information
* and helpers for computing the L1 portion of the transaction fee.
*/
address internal constant GAS_PRICE_ORACLE = 0x420000000000000000000000000000000000000F;
/**
* @custom:legacy
* @notice Address of the L1MessageSender predeploy. Deprecated. Use L2CrossDomainMessenger
* or access tx.origin (or msg.sender) in a L1 to L2 transaction instead.
*/
address internal constant L1_MESSAGE_SENDER = 0x4200000000000000000000000000000000000001;
/**
* @custom:legacy
* @notice Address of the DeployerWhitelist predeploy. No longer active.
*/
address internal constant DEPLOYER_WHITELIST = 0x4200000000000000000000000000000000000002;
/**
* @custom:legacy
* @notice Address of the LegacyERC20ETH predeploy. Deprecated. Balances are migrated to the
* state trie as of the Bedrock upgrade. Contract has been locked and write functions
* can no longer be accessed.
*/
address internal constant LEGACY_ERC20_ETH = 0xDeadDeAddeAddEAddeadDEaDDEAdDeaDDeAD0000;
/**
* @custom:legacy
* @notice Address of the L1BlockNumber predeploy. Deprecated. Use the L1Block predeploy
* instead, which exposes more information about the L1 state.
*/
address internal constant L1_BLOCK_NUMBER = 0x4200000000000000000000000000000000000013;
/**
* @custom:legacy
* @notice Address of the LegacyMessagePasser predeploy. Deprecate. Use the updated
* L2ToL1MessagePasser contract instead.
*/
address internal constant LEGACY_MESSAGE_PASSER = 0x4200000000000000000000000000000000000000;
/**
* @notice Address of the ProxyAdmin predeploy.
*/
address internal constant PROXY_ADMIN = 0x4200000000000000000000000000000000000018;
/**
* @notice Address of the BaseFeeVault predeploy.
*/
address internal constant BASE_FEE_VAULT = 0x4200000000000000000000000000000000000019;
/**
* @notice Address of the L1FeeVault predeploy.
*/
address internal constant L1_FEE_VAULT = 0x420000000000000000000000000000000000001A;
/**
* @notice Address of the GovernanceToken predeploy.
*/
address internal constant GOVERNANCE_TOKEN = 0x4200000000000000000000000000000000000042;
}