{ "contractName": "MasterCopy", "abi": [ { "constant": false, "inputs": [ { "name": "_masterCopy", "type": "address" } ], "name": "changeMasterCopy", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "bytecode": "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", "deployedBytecode": "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", "sourceMap": "203:673:4:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;203:673:4;;;;;;;", "deployedSourceMap": "203:673:4:-;;;;;;;;;;;;;;;;;;;;;;;;626:248;;8:9:-1;5:2;;;30:1;27;20:12;5:2;626:248:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;244:4:8;222:27;;:10;:27;;;214:84;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;791:1:4;776:11;:16;;;;768:65;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;856:11;843:10;;:24;;;;;;;;;;;;;;;;;;626:248;:::o", "source": "pragma solidity 0.4.24;\nimport \"./SelfAuthorized.sol\";\n\n\n/// @title MasterCopy - Base for master copy contracts (should always be first super contract)\n/// @author Richard Meissner - \ncontract MasterCopy is SelfAuthorized {\n // masterCopy always needs to be first declared variable, to ensure that it is at the same location as in the Proxy contract.\n // It should also always be ensured that the address is stored alone (uses a full word)\n address masterCopy;\n\n /// @dev Allows to upgrade the contract. This can only be done via a Safe transaction.\n /// @param _masterCopy New contract address.\n function changeMasterCopy(address _masterCopy)\n public\n authorized\n {\n // Master copy address cannot be null.\n require(_masterCopy != 0, \"Invalid master copy address provided\");\n masterCopy = _masterCopy;\n }\n}\n", "sourcePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/MasterCopy.sol", "ast": { "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/MasterCopy.sol", "exportedSymbols": { "MasterCopy": [ 608 ] }, "id": 609, "nodeType": "SourceUnit", "nodes": [ { "id": 583, "literals": [ "solidity", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:23:4" }, { "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/SelfAuthorized.sol", "file": "./SelfAuthorized.sol", "id": 584, "nodeType": "ImportDirective", "scope": 609, "sourceUnit": 1450, "src": "24:30:4", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 585, "name": "SelfAuthorized", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1449, "src": "226:14:4", "typeDescriptions": { "typeIdentifier": "t_contract$_SelfAuthorized_$1449", "typeString": "contract SelfAuthorized" } }, "id": 586, "nodeType": "InheritanceSpecifier", "src": "226:14:4" } ], "contractDependencies": [ 1449 ], "contractKind": "contract", "documentation": "@title MasterCopy - Base for master copy contracts (should always be first super contract)\n @author Richard Meissner - ", "fullyImplemented": true, "id": 608, "linearizedBaseContracts": [ 608, 1449 ], "name": "MasterCopy", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 588, "name": "masterCopy", "nodeType": "VariableDeclaration", "scope": 608, "src": "465:18:4", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 587, "name": "address", "nodeType": "ElementaryTypeName", "src": "465:7:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "body": { "id": 606, "nodeType": "Block", "src": "711:163:4", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 598, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 596, "name": "_masterCopy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 590, "src": "776:11:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 597, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "791:1:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "776:16:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "496e76616c6964206d617374657220636f707920616464726573732070726f7669646564", "id": 599, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "794:38:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_108d84599042957b954e89d43b52f80be89321dfc114a37800028eba58dafc87", "typeString": "literal_string \"Invalid master copy address provided\"" }, "value": "Invalid master copy address provided" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_108d84599042957b954e89d43b52f80be89321dfc114a37800028eba58dafc87", "typeString": "literal_string \"Invalid master copy address provided\"" } ], "id": 595, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 1776, 1777 ], "referencedDeclaration": 1777, "src": "768:7:4", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 600, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "768:65:4", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 601, "nodeType": "ExpressionStatement", "src": "768:65:4" }, { "expression": { "argumentTypes": null, "id": 604, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 602, "name": "masterCopy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 588, "src": "843:10:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 603, "name": "_masterCopy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 590, "src": "856:11:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "843:24:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 605, "nodeType": "ExpressionStatement", "src": "843:24:4" } ] }, "documentation": "@dev Allows to upgrade the contract. This can only be done via a Safe transaction.\n @param _masterCopy New contract address.", "id": 607, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [ { "arguments": null, "id": 593, "modifierName": { "argumentTypes": null, "id": 592, "name": "authorized", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1448, "src": "696:10:4", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "696:10:4" } ], "name": "changeMasterCopy", "nodeType": "FunctionDefinition", "parameters": { "id": 591, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 590, "name": "_masterCopy", "nodeType": "VariableDeclaration", "scope": 607, "src": "652:19:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 589, "name": "address", "nodeType": "ElementaryTypeName", "src": "652:7:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "651:21:4" }, "payable": false, "returnParameters": { "id": 594, "nodeType": "ParameterList", "parameters": [], "src": "711:0:4" }, "scope": 608, "src": "626:248:4", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" } ], "scope": 609, "src": "203:673:4" } ], "src": "0:877:4" }, "legacyAST": { "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/MasterCopy.sol", "exportedSymbols": { "MasterCopy": [ 608 ] }, "id": 609, "nodeType": "SourceUnit", "nodes": [ { "id": 583, "literals": [ "solidity", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:23:4" }, { "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/SelfAuthorized.sol", "file": "./SelfAuthorized.sol", "id": 584, "nodeType": "ImportDirective", "scope": 609, "sourceUnit": 1450, "src": "24:30:4", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 585, "name": "SelfAuthorized", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1449, "src": "226:14:4", "typeDescriptions": { "typeIdentifier": "t_contract$_SelfAuthorized_$1449", "typeString": "contract SelfAuthorized" } }, "id": 586, "nodeType": "InheritanceSpecifier", "src": "226:14:4" } ], "contractDependencies": [ 1449 ], "contractKind": "contract", "documentation": "@title MasterCopy - Base for master copy contracts (should always be first super contract)\n @author Richard Meissner - ", "fullyImplemented": true, "id": 608, "linearizedBaseContracts": [ 608, 1449 ], "name": "MasterCopy", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 588, "name": "masterCopy", "nodeType": "VariableDeclaration", "scope": 608, "src": "465:18:4", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 587, "name": "address", "nodeType": "ElementaryTypeName", "src": "465:7:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "body": { "id": 606, "nodeType": "Block", "src": "711:163:4", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 598, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 596, "name": "_masterCopy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 590, "src": "776:11:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 597, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "791:1:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "776:16:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "496e76616c6964206d617374657220636f707920616464726573732070726f7669646564", "id": 599, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "794:38:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_108d84599042957b954e89d43b52f80be89321dfc114a37800028eba58dafc87", "typeString": "literal_string \"Invalid master copy address provided\"" }, "value": "Invalid master copy address provided" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_108d84599042957b954e89d43b52f80be89321dfc114a37800028eba58dafc87", "typeString": "literal_string \"Invalid master copy address provided\"" } ], "id": 595, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 1776, 1777 ], "referencedDeclaration": 1777, "src": "768:7:4", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 600, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "768:65:4", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 601, "nodeType": "ExpressionStatement", "src": "768:65:4" }, { "expression": { "argumentTypes": null, "id": 604, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 602, "name": "masterCopy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 588, "src": "843:10:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 603, "name": "_masterCopy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 590, "src": "856:11:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "843:24:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 605, "nodeType": "ExpressionStatement", "src": "843:24:4" } ] }, "documentation": "@dev Allows to upgrade the contract. This can only be done via a Safe transaction.\n @param _masterCopy New contract address.", "id": 607, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [ { "arguments": null, "id": 593, "modifierName": { "argumentTypes": null, "id": 592, "name": "authorized", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1448, "src": "696:10:4", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "696:10:4" } ], "name": "changeMasterCopy", "nodeType": "FunctionDefinition", "parameters": { "id": 591, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 590, "name": "_masterCopy", "nodeType": "VariableDeclaration", "scope": 607, "src": "652:19:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 589, "name": "address", "nodeType": "ElementaryTypeName", "src": "652:7:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "651:21:4" }, "payable": false, "returnParameters": { "id": 594, "nodeType": "ParameterList", "parameters": [], "src": "711:0:4" }, "scope": 608, "src": "626:248:4", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" } ], "scope": 609, "src": "203:673:4" } ], "src": "0:877:4" }, "compiler": { "name": "solc", "version": "0.4.24+commit.e67f0147.Emscripten.clang" }, "networks": {}, "schemaVersion": "2.0.0", "updatedAt": "2018-06-20T07:57:27.004Z" }