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

{
  "contractName": "SecuredTokenTransfer",
  "abi": [],
  "bytecode": "0x6080604052348015600f57600080fd5b50603580601d6000396000f3006080604052600080fd00a165627a7a723058203704d691dd103c6cda573e69dcd48a2de4d0edf672da44096a50180687c79a770029",
  "deployedBytecode": "0x6080604052600080fd00a165627a7a723058203704d691dd103c6cda573e69dcd48a2de4d0edf672da44096a50180687c79a770029",
  "sourceMap": "133:1051:15:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;133:1051:15;;;;;;;",
  "deployedSourceMap": "133:1051:15:-;;;;;",
  "source": "pragma solidity 0.4.24;\n\n\n/// @title SecuredTokenTransfer - Secure token transfer\n/// @author Richard Meissner - <richard@gnosis.pm>\ncontract SecuredTokenTransfer {\n\n    /// @dev Transfers a token and returns if it was a success\n    /// @param token Token that should be transferred\n    /// @param receiver Receiver to whom the token should be transferred\n    /// @param amount The amount of tokens that should be transferred\n    function transferToken (\n        address token, \n        address receiver,\n        uint256 amount\n    )\n        internal\n        returns (bool transferred)\n    {\n        bytes memory data = abi.encodeWithSignature(\"transfer(address,uint256)\", receiver, amount);\n        // solium-disable-next-line security/no-inline-assembly\n        assembly {\n            let success := call(sub(gas, 10000), token, 0, add(data, 0x20), mload(data), 0, 0)\n            let ptr := mload(0x40)\n            returndatacopy(ptr, 0, returndatasize)\n            switch returndatasize \n            case 0 { transferred := success }\n            case 0x20 { transferred := iszero(or(iszero(success), iszero(mload(ptr)))) }\n            default { transferred := 0 }\n        }\n    }\n}\n",
  "sourcePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/SecuredTokenTransfer.sol",
  "ast": {
    "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/SecuredTokenTransfer.sol",
    "exportedSymbols": {
      "SecuredTokenTransfer": [
        1748
      ]
    },
    "id": 1749,
    "nodeType": "SourceUnit",
    "nodes": [
      {
        "id": 1725,
        "literals": [
          "solidity",
          "0.4",
          ".24"
        ],
        "nodeType": "PragmaDirective",
        "src": "0:23:15"
      },
      {
        "baseContracts": [],
        "contractDependencies": [],
        "contractKind": "contract",
        "documentation": "@title SecuredTokenTransfer - Secure token transfer\n @author Richard Meissner - <richard@gnosis.pm>",
        "fullyImplemented": true,
        "id": 1748,
        "linearizedBaseContracts": [
          1748
        ],
        "name": "SecuredTokenTransfer",
        "nodeType": "ContractDefinition",
        "nodes": [
          {
            "body": {
              "id": 1746,
              "nodeType": "Block",
              "src": "590:592:15",
              "statements": [
                {
                  "assignments": [
                    1737
                  ],
                  "declarations": [
                    {
                      "constant": false,
                      "id": 1737,
                      "name": "data",
                      "nodeType": "VariableDeclaration",
                      "scope": 1747,
                      "src": "600:17:15",
                      "stateVariable": false,
                      "storageLocation": "memory",
                      "typeDescriptions": {
                        "typeIdentifier": "t_bytes_memory_ptr",
                        "typeString": "bytes"
                      },
                      "typeName": {
                        "id": 1736,
                        "name": "bytes",
                        "nodeType": "ElementaryTypeName",
                        "src": "600:5:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_bytes_storage_ptr",
                          "typeString": "bytes"
                        }
                      },
                      "value": null,
                      "visibility": "internal"
                    }
                  ],
                  "id": 1744,
                  "initialValue": {
                    "argumentTypes": null,
                    "arguments": [
                      {
                        "argumentTypes": null,
                        "hexValue": "7472616e7366657228616464726573732c75696e7432353629",
                        "id": 1740,
                        "isConstant": false,
                        "isLValue": false,
                        "isPure": true,
                        "kind": "string",
                        "lValueRequested": false,
                        "nodeType": "Literal",
                        "src": "644:27:15",
                        "subdenomination": null,
                        "typeDescriptions": {
                          "typeIdentifier": "t_stringliteral_a9059cbb2ab09eb219583f4a59a5d0623ade346d962bcd4e46b11da047c9049b",
                          "typeString": "literal_string \"transfer(address,uint256)\""
                        },
                        "value": "transfer(address,uint256)"
                      },
                      {
                        "argumentTypes": null,
                        "id": 1741,
                        "name": "receiver",
                        "nodeType": "Identifier",
                        "overloadedDeclarations": [],
                        "referencedDeclaration": 1729,
                        "src": "673:8:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_address",
                          "typeString": "address"
                        }
                      },
                      {
                        "argumentTypes": null,
                        "id": 1742,
                        "name": "amount",
                        "nodeType": "Identifier",
                        "overloadedDeclarations": [],
                        "referencedDeclaration": 1731,
                        "src": "683:6:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_uint256",
                          "typeString": "uint256"
                        }
                      }
                    ],
                    "expression": {
                      "argumentTypes": [
                        {
                          "typeIdentifier": "t_stringliteral_a9059cbb2ab09eb219583f4a59a5d0623ade346d962bcd4e46b11da047c9049b",
                          "typeString": "literal_string \"transfer(address,uint256)\""
                        },
                        {
                          "typeIdentifier": "t_address",
                          "typeString": "address"
                        },
                        {
                          "typeIdentifier": "t_uint256",
                          "typeString": "uint256"
                        }
                      ],
                      "expression": {
                        "argumentTypes": null,
                        "id": 1738,
                        "name": "abi",
                        "nodeType": "Identifier",
                        "overloadedDeclarations": [],
                        "referencedDeclaration": 3815,
                        "src": "620:3:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_magic_abi",
                          "typeString": "abi"
                        }
                      },
                      "id": 1739,
                      "isConstant": false,
                      "isLValue": false,
                      "isPure": true,
                      "lValueRequested": false,
                      "memberName": "encodeWithSignature",
                      "nodeType": "MemberAccess",
                      "referencedDeclaration": null,
                      "src": "620:23:15",
                      "typeDescriptions": {
                        "typeIdentifier": "t_function_abiencodewithsignature_pure$_t_string_memory_ptr_$returns$_t_bytes_memory_ptr_$",
                        "typeString": "function (string memory) pure returns (bytes memory)"
                      }
                    },
                    "id": 1743,
                    "isConstant": false,
                    "isLValue": false,
                    "isPure": false,
                    "kind": "functionCall",
                    "lValueRequested": false,
                    "names": [],
                    "nodeType": "FunctionCall",
                    "src": "620:70:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_bytes_memory_ptr",
                      "typeString": "bytes memory"
                    }
                  },
                  "nodeType": "VariableDeclarationStatement",
                  "src": "600:90:15"
                },
                {
                  "externalReferences": [
                    {
                      "transferred": {
                        "declaration": 1734,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "1061:11:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "data": {
                        "declaration": 1737,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "857:4:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "token": {
                        "declaration": 1727,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "824:5:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "data": {
                        "declaration": 1737,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "838:4:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "transferred": {
                        "declaration": 1734,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "1012:11:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "transferred": {
                        "declaration": 1734,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "1148:11:15",
                        "valueSize": 1
                      }
                    }
                  ],
                  "id": 1745,
                  "nodeType": "InlineAssembly",
                  "operations": "{\n    let success := call(sub(gas(), 10000), token, 0, add(data, 0x20), mload(data), 0, 0)\n    let ptr := mload(0x40)\n    returndatacopy(ptr, 0, returndatasize())\n    switch returndatasize()\n    case 0 {\n        transferred := success\n    }\n    case 0x20 {\n        transferred := iszero(or(iszero(success), iszero(mload(ptr))))\n    }\n    default {\n        transferred := 0\n    }\n}",
                  "src": "764:418:15"
                }
              ]
            },
            "documentation": "@dev Transfers a token and returns if it was a success\n @param token Token that should be transferred\n @param receiver Receiver to whom the token should be transferred\n @param amount The amount of tokens that should be transferred",
            "id": 1747,
            "implemented": true,
            "isConstructor": false,
            "isDeclaredConst": false,
            "modifiers": [],
            "name": "transferToken",
            "nodeType": "FunctionDefinition",
            "parameters": {
              "id": 1732,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 1727,
                  "name": "token",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "463:13:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_address",
                    "typeString": "address"
                  },
                  "typeName": {
                    "id": 1726,
                    "name": "address",
                    "nodeType": "ElementaryTypeName",
                    "src": "463:7:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 1729,
                  "name": "receiver",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "487:16:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_address",
                    "typeString": "address"
                  },
                  "typeName": {
                    "id": 1728,
                    "name": "address",
                    "nodeType": "ElementaryTypeName",
                    "src": "487:7:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 1731,
                  "name": "amount",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "513:14:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 1730,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "513:7:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                }
              ],
              "src": "453:80:15"
            },
            "payable": false,
            "returnParameters": {
              "id": 1735,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 1734,
                  "name": "transferred",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "568:16:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_bool",
                    "typeString": "bool"
                  },
                  "typeName": {
                    "id": 1733,
                    "name": "bool",
                    "nodeType": "ElementaryTypeName",
                    "src": "568:4:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_bool",
                      "typeString": "bool"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                }
              ],
              "src": "567:18:15"
            },
            "scope": 1748,
            "src": "430:752:15",
            "stateMutability": "nonpayable",
            "superFunction": null,
            "visibility": "internal"
          }
        ],
        "scope": 1749,
        "src": "133:1051:15"
      }
    ],
    "src": "0:1185:15"
  },
  "legacyAST": {
    "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/SecuredTokenTransfer.sol",
    "exportedSymbols": {
      "SecuredTokenTransfer": [
        1748
      ]
    },
    "id": 1749,
    "nodeType": "SourceUnit",
    "nodes": [
      {
        "id": 1725,
        "literals": [
          "solidity",
          "0.4",
          ".24"
        ],
        "nodeType": "PragmaDirective",
        "src": "0:23:15"
      },
      {
        "baseContracts": [],
        "contractDependencies": [],
        "contractKind": "contract",
        "documentation": "@title SecuredTokenTransfer - Secure token transfer\n @author Richard Meissner - <richard@gnosis.pm>",
        "fullyImplemented": true,
        "id": 1748,
        "linearizedBaseContracts": [
          1748
        ],
        "name": "SecuredTokenTransfer",
        "nodeType": "ContractDefinition",
        "nodes": [
          {
            "body": {
              "id": 1746,
              "nodeType": "Block",
              "src": "590:592:15",
              "statements": [
                {
                  "assignments": [
                    1737
                  ],
                  "declarations": [
                    {
                      "constant": false,
                      "id": 1737,
                      "name": "data",
                      "nodeType": "VariableDeclaration",
                      "scope": 1747,
                      "src": "600:17:15",
                      "stateVariable": false,
                      "storageLocation": "memory",
                      "typeDescriptions": {
                        "typeIdentifier": "t_bytes_memory_ptr",
                        "typeString": "bytes"
                      },
                      "typeName": {
                        "id": 1736,
                        "name": "bytes",
                        "nodeType": "ElementaryTypeName",
                        "src": "600:5:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_bytes_storage_ptr",
                          "typeString": "bytes"
                        }
                      },
                      "value": null,
                      "visibility": "internal"
                    }
                  ],
                  "id": 1744,
                  "initialValue": {
                    "argumentTypes": null,
                    "arguments": [
                      {
                        "argumentTypes": null,
                        "hexValue": "7472616e7366657228616464726573732c75696e7432353629",
                        "id": 1740,
                        "isConstant": false,
                        "isLValue": false,
                        "isPure": true,
                        "kind": "string",
                        "lValueRequested": false,
                        "nodeType": "Literal",
                        "src": "644:27:15",
                        "subdenomination": null,
                        "typeDescriptions": {
                          "typeIdentifier": "t_stringliteral_a9059cbb2ab09eb219583f4a59a5d0623ade346d962bcd4e46b11da047c9049b",
                          "typeString": "literal_string \"transfer(address,uint256)\""
                        },
                        "value": "transfer(address,uint256)"
                      },
                      {
                        "argumentTypes": null,
                        "id": 1741,
                        "name": "receiver",
                        "nodeType": "Identifier",
                        "overloadedDeclarations": [],
                        "referencedDeclaration": 1729,
                        "src": "673:8:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_address",
                          "typeString": "address"
                        }
                      },
                      {
                        "argumentTypes": null,
                        "id": 1742,
                        "name": "amount",
                        "nodeType": "Identifier",
                        "overloadedDeclarations": [],
                        "referencedDeclaration": 1731,
                        "src": "683:6:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_uint256",
                          "typeString": "uint256"
                        }
                      }
                    ],
                    "expression": {
                      "argumentTypes": [
                        {
                          "typeIdentifier": "t_stringliteral_a9059cbb2ab09eb219583f4a59a5d0623ade346d962bcd4e46b11da047c9049b",
                          "typeString": "literal_string \"transfer(address,uint256)\""
                        },
                        {
                          "typeIdentifier": "t_address",
                          "typeString": "address"
                        },
                        {
                          "typeIdentifier": "t_uint256",
                          "typeString": "uint256"
                        }
                      ],
                      "expression": {
                        "argumentTypes": null,
                        "id": 1738,
                        "name": "abi",
                        "nodeType": "Identifier",
                        "overloadedDeclarations": [],
                        "referencedDeclaration": 3815,
                        "src": "620:3:15",
                        "typeDescriptions": {
                          "typeIdentifier": "t_magic_abi",
                          "typeString": "abi"
                        }
                      },
                      "id": 1739,
                      "isConstant": false,
                      "isLValue": false,
                      "isPure": true,
                      "lValueRequested": false,
                      "memberName": "encodeWithSignature",
                      "nodeType": "MemberAccess",
                      "referencedDeclaration": null,
                      "src": "620:23:15",
                      "typeDescriptions": {
                        "typeIdentifier": "t_function_abiencodewithsignature_pure$_t_string_memory_ptr_$returns$_t_bytes_memory_ptr_$",
                        "typeString": "function (string memory) pure returns (bytes memory)"
                      }
                    },
                    "id": 1743,
                    "isConstant": false,
                    "isLValue": false,
                    "isPure": false,
                    "kind": "functionCall",
                    "lValueRequested": false,
                    "names": [],
                    "nodeType": "FunctionCall",
                    "src": "620:70:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_bytes_memory_ptr",
                      "typeString": "bytes memory"
                    }
                  },
                  "nodeType": "VariableDeclarationStatement",
                  "src": "600:90:15"
                },
                {
                  "externalReferences": [
                    {
                      "transferred": {
                        "declaration": 1734,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "1061:11:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "data": {
                        "declaration": 1737,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "857:4:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "token": {
                        "declaration": 1727,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "824:5:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "data": {
                        "declaration": 1737,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "838:4:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "transferred": {
                        "declaration": 1734,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "1012:11:15",
                        "valueSize": 1
                      }
                    },
                    {
                      "transferred": {
                        "declaration": 1734,
                        "isOffset": false,
                        "isSlot": false,
                        "src": "1148:11:15",
                        "valueSize": 1
                      }
                    }
                  ],
                  "id": 1745,
                  "nodeType": "InlineAssembly",
                  "operations": "{\n    let success := call(sub(gas(), 10000), token, 0, add(data, 0x20), mload(data), 0, 0)\n    let ptr := mload(0x40)\n    returndatacopy(ptr, 0, returndatasize())\n    switch returndatasize()\n    case 0 {\n        transferred := success\n    }\n    case 0x20 {\n        transferred := iszero(or(iszero(success), iszero(mload(ptr))))\n    }\n    default {\n        transferred := 0\n    }\n}",
                  "src": "764:418:15"
                }
              ]
            },
            "documentation": "@dev Transfers a token and returns if it was a success\n @param token Token that should be transferred\n @param receiver Receiver to whom the token should be transferred\n @param amount The amount of tokens that should be transferred",
            "id": 1747,
            "implemented": true,
            "isConstructor": false,
            "isDeclaredConst": false,
            "modifiers": [],
            "name": "transferToken",
            "nodeType": "FunctionDefinition",
            "parameters": {
              "id": 1732,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 1727,
                  "name": "token",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "463:13:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_address",
                    "typeString": "address"
                  },
                  "typeName": {
                    "id": 1726,
                    "name": "address",
                    "nodeType": "ElementaryTypeName",
                    "src": "463:7:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 1729,
                  "name": "receiver",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "487:16:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_address",
                    "typeString": "address"
                  },
                  "typeName": {
                    "id": 1728,
                    "name": "address",
                    "nodeType": "ElementaryTypeName",
                    "src": "487:7:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_address",
                      "typeString": "address"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                },
                {
                  "constant": false,
                  "id": 1731,
                  "name": "amount",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "513:14:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_uint256",
                    "typeString": "uint256"
                  },
                  "typeName": {
                    "id": 1730,
                    "name": "uint256",
                    "nodeType": "ElementaryTypeName",
                    "src": "513:7:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_uint256",
                      "typeString": "uint256"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                }
              ],
              "src": "453:80:15"
            },
            "payable": false,
            "returnParameters": {
              "id": 1735,
              "nodeType": "ParameterList",
              "parameters": [
                {
                  "constant": false,
                  "id": 1734,
                  "name": "transferred",
                  "nodeType": "VariableDeclaration",
                  "scope": 1747,
                  "src": "568:16:15",
                  "stateVariable": false,
                  "storageLocation": "default",
                  "typeDescriptions": {
                    "typeIdentifier": "t_bool",
                    "typeString": "bool"
                  },
                  "typeName": {
                    "id": 1733,
                    "name": "bool",
                    "nodeType": "ElementaryTypeName",
                    "src": "568:4:15",
                    "typeDescriptions": {
                      "typeIdentifier": "t_bool",
                      "typeString": "bool"
                    }
                  },
                  "value": null,
                  "visibility": "internal"
                }
              ],
              "src": "567:18:15"
            },
            "scope": 1748,
            "src": "430:752:15",
            "stateMutability": "nonpayable",
            "superFunction": null,
            "visibility": "internal"
          }
        ],
        "scope": 1749,
        "src": "133:1051:15"
      }
    ],
    "src": "0:1185:15"
  },
  "compiler": {
    "name": "solc",
    "version": "0.4.24+commit.e67f0147.Emscripten.clang"
  },
  "networks": {},
  "schemaVersion": "2.0.0",
  "updatedAt": "2018-08-20T07:44:41.093Z"
}