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"{\"compiler\":{\"version\":\"0.8.15+commit.e14f2714\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"nonce\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"sender\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"target\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"value\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"gasLimit\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"},{\"indexed\":false,\"internalType\":\"bytes32\",\"name\":\"withdrawalHash\",\"type\":\"bytes32\"}],\"name\":\"MessagePassed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"WithdrawerBalanceBurnt\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"MESSAGE_VERSION\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"burn\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_target\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_gasLimit\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"initiateWithdrawal\",\"outputs\":[],\"stateMutability\":\"payable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"messageNonce\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"sentMessages\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"version\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}],\"devdoc\":{\"custom:proxied\":\"@custom:predeploy 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execution.\"}},\"messageNonce()\":{\"returns\":{\"_0\":\"Nonce of the next message to be sent, with added message version.\"}}},\"stateVariables\":{\"version\":{\"custom:semver\":\"1.1.0\"}},\"title\":\"L2ToL1MessagePasser\",\"version\":1},\"userdoc\":{\"events\":{\"MessagePassed(uint256,address,address,uint256,uint256,bytes,bytes32)\":{\"notice\":\"Emitted any time a withdrawal is initiated.\"},\"WithdrawerBalanceBurnt(uint256)\":{\"notice\":\"Emitted when the balance of this contract is burned.\"}},\"kind\":\"user\",\"methods\":{\"MESSAGE_VERSION()\":{\"notice\":\"The current message version identifier.\"},\"burn()\":{\"notice\":\"Removes all ETH held by this contract from the state. Used to prevent the amount of         ETH on L2 inflating when ETH is withdrawn. Currently only way to do this is to         create a contract and self-destruct it to itself. Anyone can call this function. Not         incentivized since this function is very cheap.\"},\"initiateWithdrawal(address,uint256,bytes)\":{\"notice\":\"Sends a message from L2 to L1.\"},\"messageNonce()\":{\"notice\":\"Retrieves the next message nonce. Message version will be added to the upper two         bytes of the message nonce. Message version allows us to treat messages as having         different structures.\"},\"sentMessages(bytes32)\":{\"notice\":\"Includes the message hashes for all withdrawals\"}},\"notice\":\"The L2ToL1MessagePasser is a dedicated contract where messages that are being sent from         L2 to L1 can be stored. The storage root of this contract is pulled up to the top level         of the L2 output to reduce the cost of proving the existence of sent messages.\",\"version\":1}},\"settings\":{\"compilationTarget\":{\"src/L2/L2ToL1MessagePasser.sol\":\"L2ToL1MessagePasser\"},\"evmVersion\":\"london\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"none\"},\"optimizer\":{\"enabled\":true,\"runs\":999999},\"remappings\":[\":@lib-keccak/=lib/lib-keccak/contracts/lib/\",\":@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/\",\":@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/\",\":@rari-capital/solmate/=lib/solmate/\",\":@solady-test/=lib/lib-keccak/lib/solady/test/\",\":@solady/=lib/solady/src/\",\":ds-test/=lib/forge-std/lib/ds-test/src/\",\":forge-std/=lib/forge-std/src/\",\":kontrol-cheatcodes/=lib/kontrol-cheatcodes/src/\",\":lib-keccak/=lib/lib-keccak/contracts/\",\":openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/\",\":openzeppelin-contracts/=lib/openzeppelin-contracts/\",\":safe-contracts/=lib/safe-contracts/contracts/\",\":solady/=lib/solady/\",\":solmate/=lib/solmate/src/\"]},\"sources\":{\"src/L2/L2ToL1MessagePasser.sol\":{\"keccak256\":\"0x67f440defc45e97bf1494274a9061876cbdcb10625707c534a0cb04b1c057e21\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://47900ccfcd1e4506d50dd3b14069da285eeb5f783020a0c74f58181b4c011460\",\"dweb:/ipfs/QmNUtEAxiwXT8QDbCHsX3uT4h2fh6k9f8LvMrmRK2N7K61\"]},\"src/libraries/Burn.sol\":{\"keccak256\":\"0x90a795bcea3ef06d6d5011256c4bd63d1a4271f519246dbf1ee3e8f1c0e21010\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://9f60c3aa77cf0c484ddda4754157cff4dc0e2eace4bea67990daff4c0612ab5f\",\"dweb:/ipfs/QmSYGanMFve9uBC17X7hFneSFnwnJxz86Jgh6MX9BRMweb\"]},\"src/libraries/Encoding.sol\":{\"keccak256\":\"0x1dafabcbd4877c7abe9698957b0a44b7e911cb8b11c1437a4ed897135669fa87\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://6addfacefa26fdb44f56d73fa0172b97740de75629a962905ec2a20a28d40fff\",\"dweb:/ipfs/QmboHMouqU19Rnbqrfo1gkfnuDBFcPiC9wsKgGtF2W1cNA\"]},\"src/libraries/Hashing.sol\":{\"keccak256\":\"0x89c07a0ca102cbe57b4e082543f2dd6dae0e1fd4a87908a334bd076fc914e7b8\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://69c83489c9544ab442dc244c2feb2c6811b726a5eb5a509b97fc5ccb90b98c12\",\"dweb:/ipfs/QmPGGJeLasc1HWHzd6odvWcNvFPQrbYtDubZcv8yp1HLtF\"]},\"src/libraries/Types.sol\":{\"keccak256\":\"0x75900d651301940d24c00d14f0b3b6cbd6dcf379173ceaa31d9bf5be934a9aa4\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://99c2632c5bf4fa3982391c32110eec9fa07917b483b2442cbaf18bdde5bdb24e\",\"dweb:/ipfs/QmSUs6Amkeootf5gKGbKi4mJpvhN2U8i1ED6ef2dskV5xc\"]},\"src/libraries/rlp/RLPWriter.sol\":{\"keccak256\":\"0x60ac401490f321c9c55e996a2c65151cd5e60de5f8f297e7c94d541c29820bb6\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://070f5814db07e4a89173d44a36d90e4261ce530f7336034c01635347f2c2d88b\",\"dweb:/ipfs/QmXqr9yW5Kc8MYgr5wSehU5AiqS9pZ4FKxv7vwiwpZCcyV\"]},\"src/universal/ISemver.sol\":{\"keccak256\":\"0xba34562a8026f59886d2e07d1d58d90b9691d00e0788c6263cef6c22740cab44\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://0826f998632f83c103c3085bf2e872db79a69022b6d2e0444c83a64ca5283c2a\",\"dweb:/ipfs/QmcJ7PNqkAfKqbjFGRordtAg1v9DvcBSKvdTkVvciLyvQR\"]}},\"version\":1}", "metadata": { "compiler": { "version": "0.8.15+commit.e14f2714" }, "language": "Solidity", "output": { "abi": [{ "inputs": [{ "internalType": "uint256", "name": "nonce", "type": "uint256", "indexed": true }, { "internalType": "address", "name": "sender", "type": "address", "indexed": true }, { "internalType": "address", "name": "target", "type": "address", "indexed": true }, { "internalType": "uint256", "name": "value", "type": "uint256", "indexed": false }, { "internalType": "uint256", "name": "gasLimit", "type": "uint256", "indexed": false }, { "internalType": "bytes", "name": "data", "type": "bytes", "indexed": false }, { "internalType": "bytes32", "name": "withdrawalHash", "type": "bytes32", "indexed": false }], "type": "event", "name": "MessagePassed", "anonymous": false }, { "inputs": [{ "internalType": "uint256", "name": "amount", "type": "uint256", "indexed": true }], "type": "event", "name": "WithdrawerBalanceBurnt", "anonymous": false }, { "inputs": [], "stateMutability": "view", "type": "function", "name": "MESSAGE_VERSION", "outputs": [{ "internalType": "uint16", "name": "", "type": "uint16" }] }, { "inputs": [], "stateMutability": "nonpayable", "type": "function", "name": "burn" }, { "inputs": [{ "internalType": "address", "name": "_target", "type": "address" }, { "internalType": "uint256", "name": "_gasLimit", "type": "uint256" }, { "internalType": "bytes", "name": "_data", "type": "bytes" }], "stateMutability": "payable", "type": "function", "name": "initiateWithdrawal" }, { "inputs": [], "stateMutability": "view", "type": "function", "name": "messageNonce", "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }] }, { "inputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }], "stateMutability": "view", "type": "function", "name": "sentMessages", "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }] }, { "inputs": [], "stateMutability": "view", "type": "function", "name": "version", "outputs": [{ "internalType": "string", "name": "", "type": "string" }] }, { "inputs": [], "stateMutability": "payable", "type": "receive" }], "devdoc": { "kind": "dev", "methods": { "initiateWithdrawal(address,uint256,bytes)": { "params": { "_data": "Data to forward to L1 target.", "_gasLimit": "Minimum gas limit for executing the message on L1.", "_target": "Address to call on L1 execution." } }, "messageNonce()": { "returns": { "_0": "Nonce of the next message to be sent, with added message version." } } }, "version": 1 }, "userdoc": { "kind": "user", "methods": { "MESSAGE_VERSION()": { "notice": "The current message version identifier." }, "burn()": { "notice": "Removes all ETH held by this contract from the state. Used to prevent the amount of         ETH on L2 inflating when ETH is withdrawn. Currently only way to do this is to         create a contract and self-destruct it to itself. Anyone can call this function. Not         incentivized since this function is very cheap." }, "initiateWithdrawal(address,uint256,bytes)": { "notice": "Sends a message from L2 to L1." }, "messageNonce()": { "notice": "Retrieves the next message nonce. Message version will be added to the upper two         bytes of the message nonce. Message version allows us to treat messages as having         different structures." }, "sentMessages(bytes32)": { "notice": "Includes the message hashes for all withdrawals" } }, "version": 1 } }, "settings": { "remappings": ["@lib-keccak/=lib/lib-keccak/contracts/lib/", "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/", "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/", "@rari-capital/solmate/=lib/solmate/", "@solady-test/=lib/lib-keccak/lib/solady/test/", "@solady/=lib/solady/src/", "ds-test/=lib/forge-std/lib/ds-test/src/", "forge-std/=lib/forge-std/src/", "kontrol-cheatcodes/=lib/kontrol-cheatcodes/src/", "lib-keccak/=lib/lib-keccak/contracts/", "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/", "openzeppelin-contracts/=lib/openzeppelin-contracts/", "safe-contracts/=lib/safe-contracts/contracts/", "solady/=lib/solady/", "solmate/=lib/solmate/src/"], "optimizer": { "enabled": true, "runs": 999999 }, "metadata": { "bytecodeHash": "none" }, "compilationTarget": { "src/L2/L2ToL1MessagePasser.sol": "L2ToL1MessagePasser" }, "evmVersion": "london", "libraries": {} }, "sources": { "src/L2/L2ToL1MessagePasser.sol": { "keccak256": "0x67f440defc45e97bf1494274a9061876cbdcb10625707c534a0cb04b1c057e21", "urls": ["bzz-raw://47900ccfcd1e4506d50dd3b14069da285eeb5f783020a0c74f58181b4c011460", "dweb:/ipfs/QmNUtEAxiwXT8QDbCHsX3uT4h2fh6k9f8LvMrmRK2N7K61"], "license": "MIT" }, "src/libraries/Burn.sol": { "keccak256": "0x90a795bcea3ef06d6d5011256c4bd63d1a4271f519246dbf1ee3e8f1c0e21010", "urls": ["bzz-raw://9f60c3aa77cf0c484ddda4754157cff4dc0e2eace4bea67990daff4c0612ab5f", "dweb:/ipfs/QmSYGanMFve9uBC17X7hFneSFnwnJxz86Jgh6MX9BRMweb"], "license": "MIT" }, "src/libraries/Encoding.sol": { "keccak256": "0x1dafabcbd4877c7abe9698957b0a44b7e911cb8b11c1437a4ed897135669fa87", "urls": ["bzz-raw://6addfacefa26fdb44f56d73fa0172b97740de75629a962905ec2a20a28d40fff", "dweb:/ipfs/QmboHMouqU19Rnbqrfo1gkfnuDBFcPiC9wsKgGtF2W1cNA"], "license": "MIT" }, "src/libraries/Hashing.sol": { "keccak256": "0x89c07a0ca102cbe57b4e082543f2dd6dae0e1fd4a87908a334bd076fc914e7b8", "urls": ["bzz-raw://69c83489c9544ab442dc244c2feb2c6811b726a5eb5a509b97fc5ccb90b98c12", "dweb:/ipfs/QmPGGJeLasc1HWHzd6odvWcNvFPQrbYtDubZcv8yp1HLtF"], "license": "MIT" }, "src/libraries/Types.sol": { "keccak256": "0x75900d651301940d24c00d14f0b3b6cbd6dcf379173ceaa31d9bf5be934a9aa4", "urls": ["bzz-raw://99c2632c5bf4fa3982391c32110eec9fa07917b483b2442cbaf18bdde5bdb24e", "dweb:/ipfs/QmSUs6Amkeootf5gKGbKi4mJpvhN2U8i1ED6ef2dskV5xc"], "license": "MIT" }, "src/libraries/rlp/RLPWriter.sol": { "keccak256": "0x60ac401490f321c9c55e996a2c65151cd5e60de5f8f297e7c94d541c29820bb6", "urls": ["bzz-raw://070f5814db07e4a89173d44a36d90e4261ce530f7336034c01635347f2c2d88b", "dweb:/ipfs/QmXqr9yW5Kc8MYgr5wSehU5AiqS9pZ4FKxv7vwiwpZCcyV"], "license": "MIT" }, "src/universal/ISemver.sol": { "keccak256": "0xba34562a8026f59886d2e07d1d58d90b9691d00e0788c6263cef6c22740cab44", "urls": ["bzz-raw://0826f998632f83c103c3085bf2e872db79a69022b6d2e0444c83a64ca5283c2a", "dweb:/ipfs/QmcJ7PNqkAfKqbjFGRordtAg1v9DvcBSKvdTkVvciLyvQR"], "license": "MIT" } }, "version": 1 }, "storageLayout": { "storage": [{ "astId": 91174, "contract": "src/L2/L2ToL1MessagePasser.sol:L2ToL1MessagePasser", "label": "sentMessages", "offset": 0, "slot": "0", "type": "t_mapping(t_bytes32,t_bool)" }, { "astId": 91177, "contract": "src/L2/L2ToL1MessagePasser.sol:L2ToL1MessagePasser", "label": "msgNonce", "offset": 0, "slot": "1", "type": "t_uint240" }], "types": { "t_bool": { "encoding": "inplace", "label": "bool", "numberOfBytes": "1" }, "t_bytes32": { "encoding": "inplace", "label": "bytes32", "numberOfBytes": "32" }, "t_mapping(t_bytes32,t_bool)": { "encoding": "mapping", "key": "t_bytes32", "label": "mapping(bytes32 => bool)", "numberOfBytes": "32", "value": "t_bool" }, "t_uint240": { "encoding": "inplace", "label": "uint240", "numberOfBytes": "30" } } }, "userdoc": { "version": 1, "kind": "user", "methods": { "MESSAGE_VERSION()": { "notice": "The current message version identifier." }, "burn()": { "notice": "Removes all ETH held by this contract from the state. Used to prevent the amount of         ETH on L2 inflating when ETH is withdrawn. Currently only way to do this is to         create a contract and self-destruct it to itself. Anyone can call this function. Not         incentivized since this function is very cheap." }, "initiateWithdrawal(address,uint256,bytes)": { "notice": "Sends a message from L2 to L1." }, "messageNonce()": { "notice": "Retrieves the next message nonce. Message version will be added to the upper two         bytes of the message nonce. Message version allows us to treat messages as having         different structures." }, "sentMessages(bytes32)": { "notice": "Includes the message hashes for all withdrawals" } }, "events": { "MessagePassed(uint256,address,address,uint256,uint256,bytes,bytes32)": { "notice": "Emitted any time a withdrawal is initiated." }, "WithdrawerBalanceBurnt(uint256)": { "notice": "Emitted when the balance of this contract is burned." } }, "notice": "The L2ToL1MessagePasser is a dedicated contract where messages that are being sent from         L2 to L1 can be stored. The storage root of this contract is pulled up to the top level         of the L2 output to reduce the cost of proving the existence of sent messages." }, "devdoc": { "version": 1, "kind": "dev", "methods": { "initiateWithdrawal(address,uint256,bytes)": { "params": { "_data": "Data to forward to L1 target.", "_gasLimit": "Minimum gas limit for executing the message on L1.", "_target": "Address to call on L1 execution." } }, "messageNonce()": { "returns": { "_0": "Nonce of the next message to be sent, with added message version." } } }, "events": { "MessagePassed(uint256,address,address,uint256,uint256,bytes,bytes32)": { "params": { "data": "The data to be forwarded to the target on L1.", "gasLimit": "The minimum amount of gas that must be provided when withdrawing.", "nonce": "Unique value corresponding to each withdrawal.", "sender": "The L2 account address which initiated the withdrawal.", "target": "The L1 account address the call will be send to.", "value": "The ETH value submitted for withdrawal, to be forwarded to the target.", "withdrawalHash": "The hash of the withdrawal." } }, "WithdrawerBalanceBurnt(uint256)": { "params": { "amount": "Amount of ETh that was burned." } } }, "title": "L2ToL1MessagePasser" }, "ast": { "absolutePath": "src/L2/L2ToL1MessagePasser.sol", "id": 91308, "exportedSymbols": { "Burn": [102909], "Encoding": [103714], "Hashing": [103936], "ISemver": [109417], "L2ToL1MessagePasser": [91307], "Types": [104349] }, "nodeType": "SourceUnit", "src": "32:4387:150", "nodes": [{ "id": 91148, "nodeType": "PragmaDirective", "src": "32:23:150", "nodes": [], "literals": ["solidity", "0.8", ".15"] }, { "id": 91150, "nodeType": "ImportDirective", "src": "57:48:150", "nodes": [], "absolutePath": "src/libraries/Types.sol", "file": "src/libraries/Types.sol", "nameLocation": "-1:-1:-1", "scope": 91308, "sourceUnit": 104350, "symbolAliases": [{ "foreign": { "id": 91149, "name": "Types", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 104349, "src": "66:5:150", "typeDescriptions": {} }, "nameLocation": "-1:-1:-1" }], "unitAlias": "" }, { "id": 91152, "nodeType": "ImportDirective", "src": "106:52:150", "nodes": [], "absolutePath": "src/libraries/Hashing.sol", "file": "src/libraries/Hashing.sol", "nameLocation": "-1:-1:-1", "scope": 91308, "sourceUnit": 103937, "symbolAliases": [{ "foreign": { "id": 91151, "name": "Hashing", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 103936, "src": "115:7:150", "typeDescriptions": {} }, "nameLocation": "-1:-1:-1" }], "unitAlias": "" }, { "id": 91154, "nodeType": "ImportDirective", "src": "159:54:150", "nodes": [], "absolutePath": "src/libraries/Encoding.sol", "file": "src/libraries/Encoding.sol", "nameLocation": "-1:-1:-1", "scope": 91308, "sourceUnit": 103715, "symbolAliases": [{ "foreign": { "id": 91153, "name": "Encoding", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 103714, "src": "168:8:150", "typeDescriptions": {} }, "nameLocation": "-1:-1:-1" }], "unitAlias": "" }, { "id": 91156, "nodeType": "ImportDirective", "src": "214:46:150", "nodes": [], "absolutePath": "src/libraries/Burn.sol", "file": "src/libraries/Burn.sol", "nameLocation": "-1:-1:-1", "scope": 91308, "sourceUnit": 102926, "symbolAliases": [{ "foreign": { "id": 91155, "name": "Burn", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 102909, "src": "223:4:150", "typeDescriptions": {} }, "nameLocation": "-1:-1:-1" }], "unitAlias": "" }, { "id": 91158, "nodeType": "ImportDirective", "src": "261:52:150", "nodes": [], "absolutePath": "src/universal/ISemver.sol", "file": "src/universal/ISemver.sol", "nameLocation": "-1:-1:-1", "scope": 91308, "sourceUnit": 109418, "symbolAliases": [{ "foreign": { "id": 91157, "name": "ISemver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 109417, "src": "270:7:150", "typeDescriptions": {} }, "nameLocation": "-1:-1:-1" }], "unitAlias": "" }, { "id": 91307, "nodeType": "ContractDefinition", "src": "722:3696:150", "nodes": [{ "id": 91165, "nodeType": "VariableDeclaration", "src": "857:61:150", "nodes": [], "constant": true, "documentation": { "id": 91162, "nodeType": "StructuredDocumentation", "src": "768:84:150", "text": "@notice The L1 gas limit set when eth is withdrawn using the receive() function." }, "mutability": "constant", "name": "RECEIVE_DEFAULT_GAS_LIMIT", "nameLocation": "883:25:150", "scope": 91307, "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91163, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "857:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": { "hexValue": "3130305f303030", "id": 91164, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "911:7:150", "typeDescriptions": { "typeIdentifier": "t_rational_100000_by_1", "typeString": "int_const 100000" }, "value": "100_000" }, "visibility": "internal" }, { "id": 91169, "nodeType": "VariableDeclaration", "src": "981:42:150", "nodes": [], "constant": true, "documentation": { "id": 91166, "nodeType": "StructuredDocumentation", "src": "925:51:150", "text": "@notice The current message version identifier." }, "functionSelector": "3f827a5a", "mutability": "constant", "name": "MESSAGE_VERSION", "nameLocation": "1004:15:150", "scope": 91307, "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" }, "typeName": { "id": 91167, "name": "uint16", "nodeType": "ElementaryTypeName", "src": "981:6:150", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }, "value": { "hexValue": "31", "id": 91168, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1022:1:150", "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" }, "visibility": "public" }, { "id": 91174, "nodeType": "VariableDeclaration", "src": "1094:44:150", "nodes": [], "constant": false, "documentation": { "id": 91170, "nodeType": "StructuredDocumentation", "src": "1030:59:150", "text": "@notice Includes the message hashes for all withdrawals" }, "functionSelector": "82e3702d", "mutability": "mutable", "name": "sentMessages", "nameLocation": "1126:12:150", "scope": 91307, "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_bool_$", "typeString": "mapping(bytes32 => bool)" }, "typeName": { "id": 91173, "keyType": { "id": 91171, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "1102:7:150", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Mapping", "src": "1094:24:150", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_bool_$", "typeString": "mapping(bytes32 => bool)" }, "valueType": { "id": 91172, "name": "bool", "nodeType": "ElementaryTypeName", "src": "1113:4:150", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } }, "visibility": "public" }, { "id": 91177, "nodeType": "VariableDeclaration", "src": "1205:25:150", "nodes": [], "constant": false, "documentation": { "id": 91175, "nodeType": "StructuredDocumentation", "src": "1145:55:150", "text": "@notice A unique value hashed with each withdrawal." }, "mutability": "mutable", "name": "msgNonce", "nameLocation": "1222:8:150", "scope": 91307, "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint240", "typeString": "uint240" }, "typeName": { "id": 91176, "name": "uint240", "nodeType": "ElementaryTypeName", "src": "1205:7:150", "typeDescriptions": { "typeIdentifier": "t_uint240", "typeString": "uint240" } }, "visibility": "internal" }, { "id": 91194, "nodeType": "EventDefinition", "src": "1869:222:150", "nodes": [], "anonymous": false, "documentation": { "id": 91178, "nodeType": "StructuredDocumentation", "src": "1237:627:150", "text": "@notice Emitted any time a withdrawal is initiated.\n @param nonce          Unique value corresponding to each withdrawal.\n @param sender         The L2 account address which initiated the withdrawal.\n @param target         The L1 account address the call will be send to.\n @param value          The ETH value submitted for withdrawal, to be forwarded to the target.\n @param gasLimit       The minimum amount of gas that must be provided when withdrawing.\n @param data           The data to be forwarded to the target on L1.\n @param withdrawalHash The hash of the withdrawal." }, "eventSelector": "02a52367d10742d8032712c1bb8e0144ff1ec5ffda1ed7d70bb05a2744955054", "name": "MessagePassed", "nameLocation": "1875:13:150", "parameters": { "id": 91193, "nodeType": "ParameterList", "parameters": [{ "constant": false, "id": 91180, "indexed": true, "mutability": "mutable", "name": "nonce", "nameLocation": "1914:5:150", "nodeType": "VariableDeclaration", "scope": 91194, "src": "1898:21:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91179, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1898:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 91182, "indexed": true, "mutability": "mutable", "name": "sender", "nameLocation": "1945:6:150", "nodeType": "VariableDeclaration", "scope": 91194, "src": "1929:22:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 91181, "name": "address", "nodeType": "ElementaryTypeName", "src": "1929:7:150", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 91184, "indexed": true, "mutability": "mutable", "name": "target", "nameLocation": "1977:6:150", "nodeType": "VariableDeclaration", "scope": 91194, "src": "1961:22:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 91183, "name": "address", "nodeType": "ElementaryTypeName", "src": "1961:7:150", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 91186, "indexed": false, "mutability": "mutable", "name": "value", "nameLocation": "2001:5:150", "nodeType": "VariableDeclaration", "scope": 91194, "src": "1993:13:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91185, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1993:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 91188, "indexed": false, "mutability": "mutable", "name": "gasLimit", "nameLocation": "2024:8:150", "nodeType": "VariableDeclaration", "scope": 91194, "src": "2016:16:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91187, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2016:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 91190, "indexed": false, "mutability": "mutable", "name": "data", "nameLocation": "2048:4:150", "nodeType": "VariableDeclaration", "scope": 91194, "src": "2042:10:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 91189, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2042:5:150", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" }, { "constant": false, "id": 91192, "indexed": false, "mutability": "mutable", "name": "withdrawalHash", "nameLocation": "2070:14:150", "nodeType": "VariableDeclaration", "scope": 91194, "src": "2062:22:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 91191, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2062:7:150", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" }], "src": "1888:202:150" } }, { "id": 91199, "nodeType": "EventDefinition", "src": "2219:53:150", "nodes": [], "anonymous": false, "documentation": { "id": 91195, "nodeType": "StructuredDocumentation", "src": "2097:117:150", "text": "@notice Emitted when the balance of this contract is burned.\n @param amount Amount of ETh that was burned." }, "eventSelector": "7967de617a5ac1cc7eba2d6f37570a0135afa950d8bb77cdd35f0d0b4e85a16f", "name": "WithdrawerBalanceBurnt", "nameLocation": "2225:22:150", "parameters": { "id": 91198, "nodeType": "ParameterList", "parameters": [{ "constant": false, "id": 91197, "indexed": true, "mutability": "mutable", "name": "amount", "nameLocation": "2264:6:150", "nodeType": "VariableDeclaration", "scope": 91199, "src": "2248:22:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91196, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2248:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }], "src": "2247:24:150" } }, { "id": 91203, "nodeType": "VariableDeclaration", "src": "2307:40:150", "nodes": [], "baseFunctions": [109416], "constant": true, "documentation": { "id": 91200, "nodeType": "StructuredDocumentation", "src": "2278:24:150", "text": "@custom:semver 1.1.0" }, "functionSelector": "54fd4d50", "mutability": "constant", "name": "version", "nameLocation": "2330:7:150", "scope": 91307, "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string" }, "typeName": { "id": 91201, "name": "string", "nodeType": "ElementaryTypeName", "src": "2307:6:150", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": { "hexValue": "312e312e30", "id": 91202, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2340:7:150", "typeDescriptions": { "typeIdentifier": "t_stringliteral_6815ba53416ba06aff1932cc76b3832272bafab9bc8e066be382e32b06ba5546", "typeString": "literal_string \"1.1.0\"" }, "value": "1.1.0" }, "visibility": "public" }, { "id": 91218, "nodeType": "FunctionDefinition", "src": "2437:112:150", "nodes": [], "body": { "id": 91217, "nodeType": "Block", "src": "2464:85:150", "nodes": [], "statements": [{ "expression": { "arguments": [{ "expression": { "id": 91208, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "2493:3:150", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 91209, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "src": "2493:10:150", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 91210, "name": "RECEIVE_DEFAULT_GAS_LIMIT", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91165, "src": "2505:25:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "arguments": [{ "hexValue": "", "id": 91213, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2538:2:150", "typeDescriptions": { "typeIdentifier": "t_stringliteral_c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470", "typeString": "literal_string \"\"" }, "value": "" }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_stringliteral_c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470", "typeString": "literal_string \"\"" }], "id": 91212, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2532:5:150", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes_storage_ptr_$", "typeString": "type(bytes storage pointer)" }, "typeName": { "id": 91211, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2532:5:150", "typeDescriptions": {} } }, "id": 91214, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2532:9:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }], "id": 91207, "name": "initiateWithdrawal", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91293, "src": "2474:18:150", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$_t_bytes_memory_ptr_$returns$__$", "typeString": "function (address,uint256,bytes memory)" } }, "id": 91215, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2474:68:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 91216, "nodeType": "ExpressionStatement", "src": "2474:68:150" }] }, "documentation": { "id": 91204, "nodeType": "StructuredDocumentation", "src": "2354:78:150", "text": "@notice Allows users to withdraw ETH by sending directly to this contract." }, "implemented": true, "kind": "receive", "modifiers": [], "name": "", "nameLocation": "-1:-1:-1", "parameters": { "id": 91205, "nodeType": "ParameterList", "parameters": [], "src": "2444:2:150" }, "returnParameters": { "id": 91206, "nodeType": "ParameterList", "parameters": [], "src": "2464:0:150" }, "scope": 91307, "stateMutability": "payable", "virtual": false, "visibility": "external" }, { "id": 91241, "nodeType": "FunctionDefinition", "src": "2915:154:150", "nodes": [], "body": { "id": 91240, "nodeType": "Block", "src": "2940:129:150", "nodes": [], "statements": [{ "assignments": [91223], "declarations": [{ "constant": false, "id": 91223, "mutability": "mutable", "name": "balance", "nameLocation": "2958:7:150", "nodeType": "VariableDeclaration", "scope": 91240, "src": "2950:15:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91222, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2950:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }], "id": 91229, "initialValue": { "expression": { "arguments": [{ "id": 91226, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "2976:4:150", "typeDescriptions": { "typeIdentifier": "t_contract$_L2ToL1MessagePasser_$91307", "typeString": "contract L2ToL1MessagePasser" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_contract$_L2ToL1MessagePasser_$91307", "typeString": "contract L2ToL1MessagePasser" }], "id": 91225, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2968:7:150", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 91224, "name": "address", "nodeType": "ElementaryTypeName", "src": "2968:7:150", "typeDescriptions": {} } }, "id": 91227, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2968:13:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 91228, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "balance", "nodeType": "MemberAccess", "src": "2968:21:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "2950:39:150" }, { "expression": { "arguments": [{ "id": 91233, "name": "balance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91223, "src": "3008:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_uint256", "typeString": "uint256" }], "expression": { "id": 91230, "name": "Burn", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 102909, "src": "2999:4:150", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_Burn_$102909_$", "typeString": "type(library Burn)" } }, "id": 91232, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "eth", "nodeType": "MemberAccess", "referencedDeclaration": 102881, "src": "2999:8:150", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$", "typeString": "function (uint256)" } }, "id": 91234, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2999:17:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 91235, "nodeType": "ExpressionStatement", "src": "2999:17:150" }, { "eventCall": { "arguments": [{ "id": 91237, "name": "balance", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91223, "src": "3054:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_uint256", "typeString": "uint256" }], "id": 91236, "name": "WithdrawerBalanceBurnt", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91199, "src": "3031:22:150", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_uint256_$returns$__$", "typeString": "function (uint256)" } }, "id": 91238, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3031:31:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 91239, "nodeType": "EmitStatement", "src": "3026:36:150" }] }, "documentation": { "id": 91219, "nodeType": "StructuredDocumentation", "src": "2555:355:150", "text": "@notice Removes all ETH held by this contract from the state. Used to prevent the amount of\n         ETH on L2 inflating when ETH is withdrawn. Currently only way to do this is to\n         create a contract and self-destruct it to itself. Anyone can call this function. Not\n         incentivized since this function is very cheap." }, "functionSelector": "44df8e70", "implemented": true, "kind": "function", "modifiers": [], "name": "burn", "nameLocation": "2924:4:150", "parameters": { "id": 91220, "nodeType": "ParameterList", "parameters": [], "src": "2928:2:150" }, "returnParameters": { "id": 91221, "nodeType": "ParameterList", "parameters": [], "src": "2940:0:150" }, "scope": 91307, "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "id": 91293, "nodeType": "FunctionDefinition", "src": "3311:650:150", "nodes": [], "body": { "id": 91292, "nodeType": "Block", "src": "3410:551:150", "nodes": [], "statements": [{ "assignments": [91252], "declarations": [{ "constant": false, "id": 91252, "mutability": "mutable", "name": "withdrawalHash", "nameLocation": "3428:14:150", "nodeType": "VariableDeclaration", "scope": 91292, "src": "3420:22:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 91251, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3420:7:150", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" }], "id": 91268, "initialValue": { "arguments": [{ "arguments": [{ "arguments": [], "expression": { "argumentTypes": [], "id": 91257, "name": "messageNonce", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91306, "src": "3534:12:150", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$", "typeString": "function () view returns (uint256)" } }, "id": 91258, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3534:14:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "expression": { "id": 91259, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "3574:3:150", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 91260, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "src": "3574:10:150", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 91261, "name": "_target", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91244, "src": "3610:7:150", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 91262, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "3642:3:150", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 91263, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "value", "nodeType": "MemberAccess", "src": "3642:9:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 91264, "name": "_gasLimit", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91246, "src": "3679:9:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 91265, "name": "_data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91248, "src": "3712:5:150", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }], "expression": { "id": 91255, "name": "Types", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 104349, "src": "3481:5:150", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_Types_$104349_$", "typeString": "type(library Types)" } }, "id": 91256, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "WithdrawalTransaction", "nodeType": "MemberAccess", "referencedDeclaration": 104348, "src": "3481:27:150", "typeDescriptions": { "typeIdentifier": "t_type$_t_struct$_WithdrawalTransaction_$104348_storage_ptr_$", "typeString": "type(struct Types.WithdrawalTransaction storage pointer)" } }, "id": 91266, "isConstant": false, "isLValue": false, "isPure": false, "kind": "structConstructorCall", "lValueRequested": false, "names": ["nonce", "sender", "target", "value", "gasLimit", "data"], "nodeType": "FunctionCall", "src": "3481:251:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_struct$_WithdrawalTransaction_$104348_memory_ptr", "typeString": "struct Types.WithdrawalTransaction memory" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_struct$_WithdrawalTransaction_$104348_memory_ptr", "typeString": "struct Types.WithdrawalTransaction memory" }], "expression": { "id": 91253, "name": "Hashing", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 103936, "src": "3445:7:150", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_Hashing_$103936_$", "typeString": "type(library Hashing)" } }, "id": 91254, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "hashWithdrawal", "nodeType": "MemberAccess", "referencedDeclaration": 103911, "src": "3445:22:150", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_struct$_WithdrawalTransaction_$104348_memory_ptr_$returns$_t_bytes32_$", "typeString": "function (struct Types.WithdrawalTransaction memory) pure returns (bytes32)" } }, "id": 91267, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3445:297:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "3420:322:150" }, { "expression": { "id": 91273, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 91269, "name": "sentMessages", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91174, "src": "3753:12:150", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_bool_$", "typeString": "mapping(bytes32 => bool)" } }, "id": 91271, "indexExpression": { "id": 91270, "name": "withdrawalHash", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91252, "src": "3766:14:150", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "3753:28:150", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "hexValue": "74727565", "id": 91272, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "3784:4:150", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "src": "3753:35:150", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 91274, "nodeType": "ExpressionStatement", "src": "3753:35:150" }, { "eventCall": { "arguments": [{ "arguments": [], "expression": { "argumentTypes": [], "id": 91276, "name": "messageNonce", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91306, "src": "3818:12:150", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$", "typeString": "function () view returns (uint256)" } }, "id": 91277, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3818:14:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "expression": { "id": 91278, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "3834:3:150", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 91279, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "src": "3834:10:150", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 91280, "name": "_target", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91244, "src": "3846:7:150", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "expression": { "id": 91281, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "3855:3:150", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 91282, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "value", "nodeType": "MemberAccess", "src": "3855:9:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 91283, "name": "_gasLimit", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91246, "src": "3866:9:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 91284, "name": "_data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91248, "src": "3877:5:150", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "id": 91285, "name": "withdrawalHash", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91252, "src": "3884:14:150", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }], "id": 91275, "name": "MessagePassed", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91194, "src": "3804:13:150", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_uint256_$_t_address_$_t_address_$_t_uint256_$_t_uint256_$_t_bytes_memory_ptr_$_t_bytes32_$returns$__$", "typeString": "function (uint256,address,address,uint256,uint256,bytes memory,bytes32)" } }, "id": 91286, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3804:95:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 91287, "nodeType": "EmitStatement", "src": "3799:100:150" }, { "id": 91291, "nodeType": "UncheckedBlock", "src": "3910:45:150", "statements": [{ "expression": { "id": 91289, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": true, "src": "3934:10:150", "subExpression": { "id": 91288, "name": "msgNonce", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91177, "src": "3936:8:150", "typeDescriptions": { "typeIdentifier": "t_uint240", "typeString": "uint240" } }, "typeDescriptions": { "typeIdentifier": "t_uint240", "typeString": "uint240" } }, "id": 91290, "nodeType": "ExpressionStatement", "src": "3934:10:150" }] }] }, "documentation": { "id": 91242, "nodeType": "StructuredDocumentation", "src": "3075:231:150", "text": "@notice Sends a message from L2 to L1.\n @param _target   Address to call on L1 execution.\n @param _gasLimit Minimum gas limit for executing the message on L1.\n @param _data     Data to forward to L1 target." }, "functionSelector": "c2b3e5ac", "implemented": true, "kind": "function", "modifiers": [], "name": "initiateWithdrawal", "nameLocation": "3320:18:150", "parameters": { "id": 91249, "nodeType": "ParameterList", "parameters": [{ "constant": false, "id": 91244, "mutability": "mutable", "name": "_target", "nameLocation": "3347:7:150", "nodeType": "VariableDeclaration", "scope": 91293, "src": "3339:15:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 91243, "name": "address", "nodeType": "ElementaryTypeName", "src": "3339:7:150", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 91246, "mutability": "mutable", "name": "_gasLimit", "nameLocation": "3364:9:150", "nodeType": "VariableDeclaration", "scope": 91293, "src": "3356:17:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91245, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3356:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 91248, "mutability": "mutable", "name": "_data", "nameLocation": "3388:5:150", "nodeType": "VariableDeclaration", "scope": 91293, "src": "3375:18:150", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 91247, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "3375:5:150", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "visibility": "internal" }], "src": "3338:56:150" }, "returnParameters": { "id": 91250, "nodeType": "ParameterList", "parameters": [], "src": "3410:0:150" }, "scope": 91307, "stateMutability": "payable", "virtual": false, "visibility": "public" }, { "id": 91306, "nodeType": "FunctionDefinition", "src": "4282:134:150", "nodes": [], "body": { "id": 91305, "nodeType": "Block", "src": "4336:80:150", "nodes": [], "statements": [{ "expression": { "arguments": [{ "id": 91301, "name": "msgNonce", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91177, "src": "4383:8:150", "typeDescriptions": { "typeIdentifier": "t_uint240", "typeString": "uint240" } }, { "id": 91302, "name": "MESSAGE_VERSION", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 91169, "src": "4393:15:150", "typeDescriptions": { "typeIdentifier": "t_uint16", "typeString": "uint16" } }], "expression": { "argumentTypes": [{ "typeIdentifier": "t_uint240", "typeString": "uint240" }, { "typeIdentifier": "t_uint16", "typeString": "uint16" }], "expression": { "id": 91299, "name": "Encoding", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 103714, "src": "4353:8:150", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_Encoding_$103714_$", "typeString": "type(library Encoding)" } }, "id": 91300, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "encodeVersionedNonce", "nodeType": "MemberAccess", "referencedDeclaration": 103643, "src": "4353:29:150", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint240_$_t_uint16_$returns$_t_uint256_$", "typeString": "function (uint240,uint16) pure returns (uint256)" } }, "id": 91303, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4353:56:150", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 91298, "id": 91304, "nodeType": "Return", "src": "4346:63:150" }] }, "documentation": { "id": 91294, "nodeType": "StructuredDocumentation", "src": "3967:310:150", "text": "@notice Retrieves the next message nonce. Message version will be added to the upper two\n         bytes of the message nonce. Message version allows us to treat messages as having\n         different structures.\n @return Nonce of the next message to be sent, with added message version." }, "functionSelector": "ecc70428", "implemented": true, "kind": "function", "modifiers": [], "name": "messageNonce", "nameLocation": "4291:12:150", "parameters": { "id": 91295, "nodeType": "ParameterList", "parameters": [], "src": "4303:2:150" }, "returnParameters": { "id": 91298, "nodeType": "ParameterList", "parameters": [{ "constant": false, "id": 91297, "mutability": "mutable", "name": "", "nameLocation": "-1:-1:-1", "nodeType": "VariableDeclaration", "scope": 91306, "src": "4327:7:150", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 91296, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "4327:7:150", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }], "src": "4326:9:150" }, "scope": 91307, "stateMutability": "view", "virtual": false, "visibility": "public" }], "abstract": false, "baseContracts": [{ "baseName": { "id": 91160, "name": "ISemver", "nodeType": "IdentifierPath", "referencedDeclaration": 109417, "src": "754:7:150" }, "id": 91161, "nodeType": "InheritanceSpecifier", "src": "754:7:150" }], "canonicalName": "L2ToL1MessagePasser", "contractDependencies": [102925], "contractKind": "contract", "documentation": { "id": 91159, "nodeType": "StructuredDocumentation", "src": "315:407:150", "text": "@custom:proxied\n @custom:predeploy 0x4200000000000000000000000000000000000016\n @title L2ToL1MessagePasser\n @notice The L2ToL1MessagePasser is a dedicated contract where messages that are being sent from\n         L2 to L1 can be stored. The storage root of this contract is pulled up to the top level\n         of the L2 output to reduce the cost of proving the existence of sent messages." }, "fullyImplemented": true, "linearizedBaseContracts": [91307, 109417], "name": "L2ToL1MessagePasser", "nameLocation": "731:19:150", "scope": 91308, "usedErrors": [] }], "license": "MIT" }, "id": 150 }