@openzeppelin/upgrades

{ "fileName": "ZosInitializableUpgradeabilityProxy.sol", "contractName": "ZosInitializableUpgradeabilityProxy", "source": "pragma solidity ^0.5.0;\n\nimport './ZosBaseUpgradeabilityProxy.sol';\n\n/**\n * @title InitializableUpgradeabilityProxy\n * @dev Extends BaseUpgradeabilityProxy with an initializer for initializing\n * implementation and init data.\n */\ncontract ZosInitializableUpgradeabilityProxy is ZosBaseUpgradeabilityProxy {\n /**\n * @dev Contract initializer.\n * @param _logic Address of the initial implementation.\n * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.\n * It should include the signature and the parameters of the function to be called, as described in\n * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.\n * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.\n */\n function initialize(address _logic, bytes memory _data) public payable {\n require(_implementation() == address(0));\n assert(IMPLEMENTATION_SLOT == keccak256(\"org.zeppelinos.proxy.implementation\"));\n _setImplementation(_logic);\n if(_data.length > 0) {\n (bool success,) = _logic.delegatecall(_data);\n require(success);\n }\n } \n}\n", "sourcePath": "contracts/mocks/zos/ZosInitializableUpgradeabilityProxy.sol", "sourceMap": "230:953:31:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;230:953:31;;;;;;;", "deployedSourceMap": 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"abi": [ { "constant": false, "inputs": [ { "name": "_logic", "type": "address" }, { "name": "_data", "type": "bytes" } ], "name": "initialize", "outputs": [], "payable": true, "stateMutability": "payable", "type": "function" }, { "payable": true, "stateMutability": "payable", "type": "fallback" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "implementation", "type": "address" } ], "name": "Upgraded", "type": "event" } ], "ast": { "absolutePath": "contracts/mocks/zos/ZosInitializableUpgradeabilityProxy.sol", "exportedSymbols": { "ZosInitializableUpgradeabilityProxy": [ 5341 ] }, "id": 5342, "nodeType": "SourceUnit", "nodes": [ { "id": 5291, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:31" }, { "absolutePath": "contracts/mocks/zos/ZosBaseUpgradeabilityProxy.sol", "file": "./ZosBaseUpgradeabilityProxy.sol", "id": 5292, "nodeType": "ImportDirective", "scope": 5342, "sourceUnit": 5243, "src": "25:42:31", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 5293, "name": "ZosBaseUpgradeabilityProxy", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 5242, "src": "278:26:31", "typeDescriptions": { "typeIdentifier": "t_contract$_ZosBaseUpgradeabilityProxy_$5242", "typeString": "contract ZosBaseUpgradeabilityProxy" } }, "id": 5294, "nodeType": "InheritanceSpecifier", "src": "278:26:31" } ], "contractDependencies": [ 5242, 5896 ], "contractKind": "contract", "documentation": "@title InitializableUpgradeabilityProxy\n@dev Extends BaseUpgradeabilityProxy with an initializer for initializing\nimplementation and init data.", "fullyImplemented": true, "id": 5341, "linearizedBaseContracts": [ 5341, 5242, 5896 ], "name": "ZosInitializableUpgradeabilityProxy", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 5339, "nodeType": "Block", "src": "902:277:31", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 5307, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 5302, "name": "_implementation", "nodeType": "Identifier", "overloadedDeclarations": [ 5208 ], "referencedDeclaration": 5208, "src": "916:15:31", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 5303, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "916:17:31", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 5305, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "945:1:31", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 5304, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "937:7:31", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 5306, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "937:10:31", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "916:31:31", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 5301, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 6466, 6467 ], "referencedDeclaration": 6466, "src": "908:7:31", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 5308, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "908:40:31", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 5309, "nodeType": "ExpressionStatement", "src": "908:40:31" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "id": 5315, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 5311, "name": "IMPLEMENTATION_SLOT", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5197, "src": "961:19:31", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "6f72672e7a657070656c696e6f732e70726f78792e696d706c656d656e746174696f6e", "id": 5313, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "994:37:31", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3", "typeString": "literal_string \"org.zeppelinos.proxy.implementation\"" }, "value": "org.zeppelinos.proxy.implementation" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_stringliteral_7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3", "typeString": "literal_string \"org.zeppelinos.proxy.implementation\"" } ], "id": 5312, "name": "keccak256", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6457, "src": "984:9:31", "typeDescriptions": { "typeIdentifier": "t_function_keccak256_pure$_t_bytes_memory_ptr_$returns$_t_bytes32_$", "typeString": "function (bytes memory) pure returns (bytes32)" } }, "id": 5314, "isConstant": false, "isLValue": false, "isPure": true, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "984:48:31", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "src": "961:71:31", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 5310, "name": "assert", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 6452, "src": "954:6:31", "typeDescriptions": { "typeIdentifier": "t_function_assert_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 5316, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "954:79:31", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 5317, "nodeType": "ExpressionStatement", "src": "954:79:31" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 5319, "name": "_logic", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5296, "src": "1058:6:31", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 5318, "name": "_setImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5241, "src": "1039:18:31", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 5320, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1039:26:31", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 5321, "nodeType": "ExpressionStatement", "src": "1039:26:31" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 5325, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 5322, "name": "_data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5298, "src": "1074:5:31", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 5323, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "length", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1074:12:31", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": ">", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 5324, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1089:1:31", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "1074:16:31", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 5338, "nodeType": "IfStatement", "src": "1071:104:31", "trueBody": { "id": 5337, "nodeType": "Block", "src": "1092:83:31", "statements": [ { "assignments": [ 5327, null ], "declarations": [ { "constant": false, "id": 5327, "name": "success", "nodeType": "VariableDeclaration", "scope": 5337, "src": "1101:12:31", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 5326, "name": "bool", "nodeType": "ElementaryTypeName", "src": "1101:4:31", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, null ], "id": 5332, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 5330, "name": "_data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5298, "src": "1138:5:31", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "expression": { "argumentTypes": null, "id": 5328, "name": "_logic", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5296, "src": "1118:6:31", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 5329, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "delegatecall", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1118:19:31", "typeDescriptions": { "typeIdentifier": "t_function_baredelegatecall_nonpayable$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) returns (bool,bytes memory)" } }, "id": 5331, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1118:26:31", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "1100:44:31" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 5334, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 5327, "src": "1160:7:31", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 5333, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 6466, 6467 ], "referencedDeclaration": 6466, "src": "1152:7:31", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 5335, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1152:16:31", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 5336, "nodeType": "ExpressionStatement", "src": "1152:16:31" } ] } } ] }, "documentation": "@dev Contract initializer.\n@param _logic Address of the initial implementation.\n@param _data Data to send as msg.data to the implementation to initialize the proxied contract.\nIt should include the signature and the parameters of the function to be called, as described in\nhttps://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.\nThis parameter is optional, if no data is given the initialization call to proxied contract will be skipped.", "id": 5340, "implemented": true, "kind": "function", "modifiers": [], "name": "initialize", "nodeType": "FunctionDefinition", "parameters": { "id": 5299, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 5296, "name": "_logic", "nodeType": "VariableDeclaration", "scope": 5340, "src": "851:14:31", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 5295, "name": "address", "nodeType": "ElementaryTypeName", "src": "851:7:31", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 5298, "name": "_data", "nodeType": "VariableDeclaration", "scope": 5340, "src": "867:18:31", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 5297, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "867:5:31", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "850:36:31" }, "returnParameters": { "id": 5300, "nodeType": "ParameterList", "parameters": [], "src": "902:0:31" }, "scope": 5341, "src": "831:348:31", "stateMutability": "payable", "superFunction": null, "visibility": "public" } ], "scope": 5342, "src": "230:953:31" } ], "src": "0:1184:31" }, "bytecode": 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"compiler": { "name": "solc", "version": "0.5.3+commit.10d17f24.Emscripten.clang", "optimizer": {}, "evmVersion": "constantinople" } }