safe-react/safe-contracts/build/contracts/Proxy.json

{
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  "source": "pragma solidity 0.4.24;\n\n\n/// @title Proxy - Generic proxy contract allows to execute all transactions applying the code of a master contract.\n/// @author Stefan George - <stefan@gnosis.pm>\ncontract Proxy {\n\n    // masterCopy always needs to be first declared variable, to ensure that it is at the same location in the contracts to which calls are delegated.\n    address masterCopy;\n\n    /// @dev Constructor function sets address of master copy contract.\n    /// @param _masterCopy Master copy address.\n    constructor(address _masterCopy)\n        public\n    {\n        require(_masterCopy != 0, \"Invalid master copy address provided\");\n        masterCopy = _masterCopy;\n    }\n\n    /// @dev Fallback function forwards all transactions and returns all received return data.\n    function ()\n        external\n        payable\n    {\n        // solium-disable-next-line security/no-inline-assembly\n        assembly {\n            let masterCopy := and(sload(0), 0xffffffffffffffffffffffffffffffffffffffff)\n            calldatacopy(0, 0, calldatasize())\n            let success := delegatecall(gas, masterCopy, 0, calldatasize(), 0, 0)\n            returndatacopy(0, 0, returndatasize())\n            if eq(success, 0) { revert(0, returndatasize()) }\n            return(0, returndatasize())\n        }\n    }\n\n    function implementation()\n        public\n        view\n        returns (address)\n    {\n        return masterCopy;\n    }\n\n    function proxyType()\n        public\n        pure\n        returns (uint256)\n    {\n        return 2;\n    }\n}\n",
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  "ast": {
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                          "typeIdentifier": "t_stringliteral_108d84599042957b954e89d43b52f80be89321dfc114a37800028eba58dafc87",
                          "typeString": "literal_string \"Invalid master copy address provided\""
                        }
                      ],
                      "id": 2806,
                      "name": "require",
                      "nodeType": "Identifier",
                      "overloadedDeclarations": [
                        4018,
                        4019
                      ],
                      "referencedDeclaration": 4019,
                      "src": "570:7:23",
                      "typeDescriptions": {
                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
                        "typeString": "function (bool,string memory) pure"
                      }
                    },
                    "id": 2811,
                    "isConstant": false,
                    "isLValue": false,
                    "isPure": false,
                    "kind": "functionCall",
                    "lValueRequested": false,
                    "names": [],
                    "nodeType": "FunctionCall",
                    "src": "570:65:23",
                    "typeDescriptions": {
                      "typeIdentifier": "t_tuple$__$",
                      "typeString": "tuple()"
                    }
                  },
                  "id": 2812,
                  "nodeType": "ExpressionStatement",
                  "src": "570:65:23"
                },
                {
                  "expression": {
                    "argumentTypes": null,
                    "id": 2815,
                    "isConstant": false,
                    "isLValue": false,
                    "isPure": false,
                    "lValueRequested": false,
                    "leftHandSide": {
                      "argumentTypes": null,
                      "id": 2813,
                      "name": "masterCopy",
                      "nodeType": "Identifier",
                      "overloadedDeclarations": [],
                      "referencedDeclaration": 2801,
                      "src": "645:10:23",
                      "typeDescriptions": {
                        "typeIdentifier": "t_address",
                        "typeString": "address"
                      }
                    },
                    "nodeType": "Assignment",
                    "operator": "=",
                    "rightHandSide": {
                      "argumentTypes": null,
                      "id": 2814,
                      "name": "_masterCopy",
                      "nodeType": "Identifier",
                      "overloadedDeclarations": [],
                      "referencedDeclaration": 2803,
                      "src": "658:11:23",
                      "typeDescriptions": {
                        "typeIdentifier": "t_address",
                        "typeString": "address"
                      }
                    },
                    "src": "645:24:23",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "id": 2816,
                  "nodeType": "ExpressionStatement",
                  "src": "645:24:23"
                }
              ]
            },
            "documentation": "@dev Constructor function sets address of master copy contract.\n @param _masterCopy Master copy address.",
            "id": 2818,
            "implemented": true,
            "isConstructor": true,
            "isDeclaredConst": false,
            "modifiers": [],
            "name": "",
            "nodeType": "FunctionDefinition",
            "parameters": {
              "id": 2804,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 2803,
                  "name": "_masterCopy",
                  "nodeType": "VariableDeclaration",
                  "scope": 2818,
                  "src": "520:19:23",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_address",
                    "typeString": "address"
                  },
                  "typeName": {
                    "id": 2802,
                    "name": "address",
                    "nodeType": "ElementaryTypeName",
                    "src": "520:7:23",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                }
              ],
              "src": "519:21:23"
            },
            "payable": false,
            "returnParameters": {
              "id": 2805,
              "nodeType": "ParameterList",
              "parameters": [],
              "src": "560:0:23"
            },
            "scope": 2840,
            "src": "508:168:23",
            "stateMutability": "nonpayable",
            "superFunction": null,
            "visibility": "public"
          },
          {
            "body": {
              "id": 2822,
              "nodeType": "Block",
              "src": "826:470:23",
              "statements": [
                {
                  "externalReferences": [],
                  "id": 2821,
                  "nodeType": "InlineAssembly",
                  "operations": "{\n    let masterCopy := and(sload(0), 0xffffffffffffffffffffffffffffffffffffffff)\n    calldatacopy(0, 0, calldatasize())\n    let success := delegatecall(gas(), masterCopy, 0, calldatasize(), 0, 0)\n    returndatacopy(0, 0, returndatasize())\n    if eq(success, 0)\n    {\n        revert(0, returndatasize())\n    }\n    return(0, returndatasize())\n}",
                  "src": "900:396:23"
                }
              ]
            },
            "documentation": "@dev Fallback function forwards all transactions and returns all received return data.",
            "id": 2823,
            "implemented": true,
            "isConstructor": false,
            "isDeclaredConst": false,
            "modifiers": [],
            "name": "",
            "nodeType": "FunctionDefinition",
            "parameters": {
              "id": 2819,
              "nodeType": "ParameterList",
              "parameters": [],
              "src": "786:2:23"
            },
            "payable": true,
            "returnParameters": {
              "id": 2820,
              "nodeType": "ParameterList",
              "parameters": [],
              "src": "826:0:23"
            },
            "scope": 2840,
            "src": "777:519:23",
            "stateMutability": "payable",
            "superFunction": null,
            "visibility": "external"
          },
          {
            "body": {
              "id": 2830,
              "nodeType": "Block",
              "src": "1386:34:23",
              "statements": [
                {
                  "expression": {
                    "argumentTypes": null,
                    "id": 2828,
                    "name": "masterCopy",
                    "nodeType": "Identifier",
                    "overloadedDeclarations": [],
                    "referencedDeclaration": 2801,
                    "src": "1403:10:23",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "functionReturnParameters": 2827,
                  "id": 2829,
                  "nodeType": "Return",
                  "src": "1396:17:23"
                }
              ]
            },
            "documentation": null,
            "id": 2831,
            "implemented": true,
            "isConstructor": false,
            "isDeclaredConst": true,
            "modifiers": [],
            "name": "implementation",
            "nodeType": "FunctionDefinition",
            "parameters": {
              "id": 2824,
              "nodeType": "ParameterList",
              "parameters": [],
              "src": "1325:2:23"
            },
            "payable": false,
            "returnParameters": {
              "id": 2827,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 2826,
                  "name": "",
                  "nodeType": "VariableDeclaration",
                  "scope": 2831,
                  "src": "1373:7:23",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_address",
                    "typeString": "address"
                  },
                  "typeName": {
                    "id": 2825,
                    "name": "address",
                    "nodeType": "ElementaryTypeName",
                    "src": "1373:7:23",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                }
              ],
              "src": "1372:9:23"
            },
            "scope": 2840,
            "src": "1302:118:23",
            "stateMutability": "view",
            "superFunction": null,
            "visibility": "public"
          },
          {
            "body": {
              "id": 2838,
              "nodeType": "Block",
              "src": "1505:25:23",
              "statements": [
                {
                  "expression": {
                    "argumentTypes": null,
                    "hexValue": "32",
                    "id": 2836,
                    "isConstant": false,
                    "isLValue": false,
                    "isPure": true,
                    "kind": "number",
                    "lValueRequested": false,
                    "nodeType": "Literal",
                    "src": "1522:1:23",
                    "subdenomination": null,
                    "typeDescriptions": {
                      "typeIdentifier": "t_rational_2_by_1",
                      "typeString": "int_const 2"
                    },
                    "value": "2"
                  },
                  "functionReturnParameters": 2835,
                  "id": 2837,
                  "nodeType": "Return",
                  "src": "1515:8:23"
                }
              ]
            },
            "documentation": null,
            "id": 2839,
            "implemented": true,
            "isConstructor": false,
            "isDeclaredConst": true,
            "modifiers": [],
            "name": "proxyType",
            "nodeType": "FunctionDefinition",
            "parameters": {
              "id": 2832,
              "nodeType": "ParameterList",
              "parameters": [],
              "src": "1444:2:23"
            },
            "payable": false,
            "returnParameters": {
              "id": 2835,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 2834,
                  "name": "",
                  "nodeType": "VariableDeclaration",
                  "scope": 2839,
                  "src": "1492:7:23",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 2833,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "1492:7:23",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                }
              ],
              "src": "1491:9:23"
            },
            "scope": 2840,
            "src": "1426:104:23",
            "stateMutability": "pure",
            "superFunction": null,
            "visibility": "public"
          }
        ],
        "scope": 2841,
        "src": "190:1342:23"
      }
    ],
    "src": "0:1533:23"
  },
  "compiler": {
    "name": "solc",
    "version": "0.4.24+commit.e67f0147.Emscripten.clang"
  },
  "networks": {},
  "schemaVersion": "2.0.0",
  "updatedAt": "2018-10-05T14:25:58.946Z"
}