{ "contractName": "StateChannelModule", "abi": [ { "constant": true, "inputs": [], "name": "manager", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "_masterCopy", "type": "address" } ], "name": "changeMasterCopy", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [], "name": "NAME", "outputs": [ { "name": "", "type": "string" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "bytes32" } ], "name": "isExecuted", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "VERSION", "outputs": [ { "name": "", "type": "string" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [], "name": 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"source": "pragma solidity 0.4.24;\nimport \"../Module.sol\";\nimport \"../OwnerManager.sol\";\n\n\n/// @title Gnosis Safe State Module - A module that allows interaction with statechannels.\n/// @author Stefan George - \n/// @author Richard Meissner - \ncontract StateChannelModule is Module {\n\n string public constant NAME = \"State Channel Module\";\n string public constant VERSION = \"0.0.1\";\n\n // isExecuted mapping allows to check if a transaction (by hash) was already executed.\n mapping (bytes32 => bool) public isExecuted;\n\n /// @dev Setup function sets manager\n function setup()\n public\n {\n setManager();\n }\n\n /// @dev Allows to execute a Safe transaction confirmed by required number of owners.\n /// @param to Destination address of Safe transaction.\n /// @param value Ether value of Safe transaction.\n /// @param data Data payload of Safe transaction.\n /// @param operation Operation type of Safe transaction.\n /// @param nonce Nonce used for this Safe transaction.\n /// @param v Array of signature V values sorted by owner addresses.\n /// @param r Array of signature R values sorted by owner addresses.\n /// @param s Array of signature S values sorted by owner addresses.\n function execTransaction(\n address to, \n uint256 value, \n bytes data, \n Enum.Operation operation, \n uint256 nonce,\n uint8[] v, \n bytes32[] r, \n bytes32[] s\n )\n public\n {\n bytes32 transactionHash = getTransactionHash(to, value, data, operation, nonce);\n require(!isExecuted[transactionHash], \"Transaction already executed\");\n checkHash(transactionHash, v, r, s);\n // Mark as executed and execute transaction.\n isExecuted[transactionHash] = true;\n require(manager.execTransactionFromModule(to, value, data, operation), \"Could not execute transaction\");\n }\n\n function checkHash(bytes32 transactionHash, uint8[] v, bytes32[] r, bytes32[] s)\n internal\n view\n {\n // There cannot be an owner with address 0.\n address lastOwner = address(0);\n address currentOwner;\n uint256 i;\n uint8 threshold = OwnerManager(manager).getThreshold();\n // Validate threshold is reached.\n for (i = 0; i < threshold; i++) {\n currentOwner = ecrecover(transactionHash, v[i], r[i], s[i]);\n require(OwnerManager(manager).isOwner(currentOwner), \"Signature not provided by owner\");\n require(currentOwner > lastOwner, \"Signatures are not ordered by owner address\");\n lastOwner = currentOwner;\n }\n }\n\n /// @dev Returns hash to be signed by owners.\n /// @param to Destination address.\n /// @param value Ether value.\n /// @param data Data payload.\n /// @param operation Operation type.\n /// @param nonce Transaction nonce.\n /// @return Transaction hash.\n function getTransactionHash(\n address to, \n uint256 value, \n bytes data, \n Enum.Operation operation, \n uint256 nonce\n )\n public\n view\n returns (bytes32)\n {\n return keccak256(abi.encodePacked(byte(0x19), byte(0), this, to, value, data, operation, nonce));\n }\n}\n", "sourcePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/modules/StateChannelModule.sol", "ast": { "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/modules/StateChannelModule.sol", "exportedSymbols": { "StateChannelModule": [ 2485 ] }, "id": 2486, "nodeType": "SourceUnit", "nodes": [ { "id": 2281, "literals": [ "solidity", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:23:19" }, { "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/Module.sol", "file": "../Module.sol", "id": 2282, "nodeType": "ImportDirective", "scope": 2486, "sourceUnit": 763, "src": "24:23:19", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/OwnerManager.sol", "file": "../OwnerManager.sol", "id": 2283, "nodeType": "ImportDirective", "scope": 2486, "sourceUnit": 1505, "src": "48:29:19", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 2284, "name": "Module", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 762, "src": "300:6:19", "typeDescriptions": { "typeIdentifier": "t_contract$_Module_$762", "typeString": "contract Module" } }, "id": 2285, "nodeType": "InheritanceSpecifier", "src": "300:6:19" } ], "contractDependencies": [ 662, 762, 1654 ], "contractKind": "contract", "documentation": "@title Gnosis Safe State Module - A module that allows interaction with statechannels.\n @author Stefan George - \n @author Richard Meissner - ", "fullyImplemented": true, "id": 2485, "linearizedBaseContracts": [ 2485, 762, 662, 1654 ], "name": "StateChannelModule", "nodeType": "ContractDefinition", "nodes": [ { "constant": true, "id": 2288, "name": "NAME", "nodeType": "VariableDeclaration", "scope": 2485, "src": "314:52:19", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_string_memory", "typeString": "string" }, "typeName": { "id": 2286, "name": "string", "nodeType": "ElementaryTypeName", "src": "314:6:19", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": { "argumentTypes": null, "hexValue": "5374617465204368616e6e656c204d6f64756c65", "id": 2287, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "344:22:19", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_e66fa361bdba11103aaf2321b03707a79b393abf1f410f3f609398777fd3a713", "typeString": "literal_string \"State Channel Module\"" }, "value": "State Channel Module" }, "visibility": "public" }, { "constant": true, "id": 2291, "name": "VERSION", "nodeType": "VariableDeclaration", "scope": 2485, "src": "372:40:19", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_string_memory", "typeString": "string" }, "typeName": { "id": 2289, "name": "string", "nodeType": "ElementaryTypeName", "src": "372:6:19", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "value": { "argumentTypes": null, "hexValue": "302e302e31", "id": 2290, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "405:7:19", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_ae209a0b48f21c054280f2455d32cf309387644879d9acbd8ffc199163811885", "typeString": "literal_string \"0.0.1\"" }, "value": "0.0.1" }, "visibility": "public" }, { "constant": false, "id": 2295, "name": "isExecuted", "nodeType": "VariableDeclaration", "scope": 2485, "src": "510:43:19", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_bool_$", "typeString": "mapping(bytes32 => bool)" }, "typeName": { "id": 2294, "keyType": { "id": 2292, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "519:7:19", "typeDescriptions": { 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"functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1822:103:19", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2365, "nodeType": "ExpressionStatement", "src": "1822:103:19" } ] }, "documentation": "@dev Allows to execute a Safe transaction confirmed by required number of owners.\n @param to Destination address of Safe transaction.\n @param value Ether value of Safe transaction.\n @param data Data payload of Safe transaction.\n @param operation Operation type of Safe transaction.\n @param nonce Nonce used for this Safe transaction.\n @param v Array of signature V values sorted by owner addresses.\n @param r Array of signature R values sorted by owner addresses.\n @param s Array of signature S values sorted by owner addresses.", "id": 2367, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "execTransaction", "nodeType": "FunctionDefinition", "parameters": { "id": 2322, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 2304, "name": "to", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1299:10:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2303, "name": "address", "nodeType": "ElementaryTypeName", "src": "1299:7:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2306, "name": "value", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1320:13:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2305, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1320:7:19", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2308, "name": "data", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1344:10:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 2307, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "1344:5:19", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2310, "name": "operation", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1365:24:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_enum$_Operation_$29", "typeString": "enum Enum.Operation" }, "typeName": { "contractScope": null, "id": 2309, "name": "Enum.Operation", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 29, "src": "1365:14:19", "typeDescriptions": { "typeIdentifier": "t_enum$_Operation_$29", "typeString": "enum Enum.Operation" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2312, "name": "nonce", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1400:13:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2311, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1400:7:19", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2315, "name": "v", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1423:9:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint8_$dyn_memory_ptr", "typeString": "uint8[]" }, "typeName": { "baseType": { "id": 2313, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "1423:5:19", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "id": 2314, "length": null, "nodeType": "ArrayTypeName", "src": "1423:7:19", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint8_$dyn_storage_ptr", "typeString": "uint8[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2318, "name": "r", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1443:11:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes32_$dyn_memory_ptr", "typeString": "bytes32[]" }, "typeName": { "baseType": { "id": 2316, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "1443:7:19", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "id": 2317, "length": null, "nodeType": "ArrayTypeName", "src": "1443:9:19", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes32_$dyn_storage_ptr", "typeString": "bytes32[]" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 2321, "name": "s", "nodeType": "VariableDeclaration", "scope": 2367, "src": "1465:11:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes32_$dyn_memory_ptr", "typeString": "bytes32[]" }, "typeName": { "baseType": { "id": 2319, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "1465:7:19", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "id": 2320, "length": null, "nodeType": "ArrayTypeName", "src": "1465:9:19", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes32_$dyn_storage_ptr", "typeString": "bytes32[]" } }, "value": null, "visibility": "internal" } ], "src": "1289:193:19" }, "payable": false, "returnParameters": { "id": 2323, "nodeType": "ParameterList", "parameters": [], "src": "1502:0:19" }, "scope": 2485, "src": "1265:667:19", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" }, { "body": { "id": 2449, "nodeType": "Block", "src": "2053:612:19", "statements": [ { "assignments": [ 2382 ], "declarations": [ { "constant": false, "id": 2382, "name": "lastOwner", "nodeType": "VariableDeclaration", "scope": 2450, "src": "2115:17:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2381, "name": "address", "nodeType": "ElementaryTypeName", "src": "2115:7:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 2386, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 2384, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2143:1:19", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 2383, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2135:7:19", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 2385, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2135:10:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "2115:30:19" }, { "assignments": [], "declarations": [ { "constant": false, "id": 2388, "name": "currentOwner", "nodeType": "VariableDeclaration", "scope": 2450, "src": "2155:20:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 2387, "name": "address", "nodeType": "ElementaryTypeName", "src": "2155:7:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 2389, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "2155:20:19" }, { "assignments": [], "declarations": [ { "constant": false, "id": 2391, "name": "i", "nodeType": "VariableDeclaration", "scope": 2450, "src": "2185:9:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 2390, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2185:7:19", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 2392, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "2185:9:19" }, { "assignments": [ 2394 ], "declarations": [ { "constant": false, "id": 2394, "name": "threshold", "nodeType": "VariableDeclaration", "scope": 2450, "src": "2204:15:19", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 2393, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "2204:5:19", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "value": null, "visibility": "internal" } ], "id": 2400, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2396, "name": "manager", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 727, "src": "2235:7:19", "typeDescriptions": { "typeIdentifier": "t_contract$_ModuleManager_$1118", "typeString": "contract ModuleManager" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_ModuleManager_$1118", "typeString": "contract ModuleManager" } ], "id": 2395, "name": "OwnerManager", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1504, "src": "2222:12:19", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_OwnerManager_$1504_$", "typeString": "type(contract OwnerManager)" } }, "id": 2397, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2222:21:19", "typeDescriptions": { "typeIdentifier": "t_contract$_OwnerManager_$1504", "typeString": "contract OwnerManager" } }, "id": 2398, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "getThreshold", "nodeType": "MemberAccess", "referencedDeclaration": 1440, "src": "2222:34:19", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint8_$", "typeString": "function () view external returns (uint8)" } }, "id": 2399, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2222:36:19", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "nodeType": "VariableDeclarationStatement", "src": "2204:54:19" }, { "body": { "id": 2447, "nodeType": "Block", "src": "2342:317:19", "statements": [ { "expression": { "argumentTypes": null, "id": 2424, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 2411, "name": "currentOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2388, "src": "2356:12:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2413, "name": "transactionHash", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2369, "src": "2381:15:19", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 2414, "name": "v", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2372, "src": "2398:1:19", "typeDescriptions": { "typeIdentifier": "t_array$_t_uint8_$dyn_memory_ptr", "typeString": "uint8[] memory" } }, "id": 2416, "indexExpression": { "argumentTypes": null, "id": 2415, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2391, "src": "2400:1:19", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2398:4:19", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 2417, "name": "r", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2375, "src": "2404:1:19", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes32_$dyn_memory_ptr", "typeString": "bytes32[] memory" } }, "id": 2419, "indexExpression": { "argumentTypes": null, "id": 2418, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2391, "src": "2406:1:19", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2404:4:19", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 2420, "name": "s", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2378, "src": "2410:1:19", "typeDescriptions": { "typeIdentifier": "t_array$_t_bytes32_$dyn_memory_ptr", "typeString": "bytes32[] memory" } }, "id": 2422, "indexExpression": { "argumentTypes": null, "id": 2421, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2391, "src": "2412:1:19", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2410:4:19", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_uint8", "typeString": "uint8" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "id": 2412, "name": "ecrecover", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2646, "src": "2371:9:19", "typeDescriptions": { "typeIdentifier": "t_function_ecrecover_pure$_t_bytes32_$_t_uint8_$_t_bytes32_$_t_bytes32_$returns$_t_address_$", "typeString": "function (bytes32,uint8,bytes32,bytes32) pure returns (address)" } }, "id": 2423, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2371:44:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2356:59:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 2425, "nodeType": "ExpressionStatement", "src": "2356:59:19" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2431, "name": "currentOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2388, "src": "2467:12:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 2428, "name": "manager", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 727, "src": "2450:7:19", "typeDescriptions": { "typeIdentifier": "t_contract$_ModuleManager_$1118", "typeString": "contract ModuleManager" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_ModuleManager_$1118", "typeString": "contract ModuleManager" } ], "id": 2427, "name": "OwnerManager", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1504, "src": "2437:12:19", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_OwnerManager_$1504_$", "typeString": "type(contract OwnerManager)" } }, "id": 2429, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2437:21:19", "typeDescriptions": { "typeIdentifier": "t_contract$_OwnerManager_$1504", "typeString": "contract OwnerManager" } }, "id": 2430, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "isOwner", "nodeType": "MemberAccess", "referencedDeclaration": 1454, "src": "2437:29:19", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_bool_$", "typeString": "function (address) view external returns (bool)" } }, "id": 2432, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2437:43:19", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "5369676e6174757265206e6f742070726f7669646564206279206f776e6572", "id": 2433, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2482:33:19", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_09247dae670daab7cf1923d3334eea07c14df3c0a8f5233960935c63f47104a9", "typeString": "literal_string \"Signature not provided by owner\"" }, "value": "Signature not provided by owner" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_09247dae670daab7cf1923d3334eea07c14df3c0a8f5233960935c63f47104a9", "typeString": "literal_string \"Signature not provided by owner\"" } ], "id": 2426, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 2657, 2658 ], "referencedDeclaration": 2658, "src": "2429:7:19", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 2434, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2429:87:19", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 2435, "nodeType": "ExpressionStatement", "src": "2429:87:19" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 2439, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 2437, "name": "currentOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2388, "src": "2538:12:19", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "argumentTypes": null, "id": 2438, "name": "lastOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2382, "src": "2553:9:19", 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