{ "contractName": "GnosisStandardToken", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "name": "from", "type": "address" }, { "indexed": true, "name": "to", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "owner", "type": "address" }, { "indexed": true, "name": "spender", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "constant": false, "inputs": [ { "name": "to", "type": "address" }, { "name": "value", "type": "uint256" } ], "name": "transfer", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "from", "type": "address" }, { "name": "to", "type": "address" }, { "name": "value", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "spender", "type": "address" }, { "name": "value", "type": "uint256" } ], "name": "approve", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "name": "owner", "type": "address" }, { "name": "spender", "type": "address" } ], "name": "allowance", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "totalSupply", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" } ], 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"source": "pragma solidity ^0.5.2;\nimport \"./Token.sol\";\nimport \"./Math.sol\";\nimport \"./Proxy.sol\";\n\n/**\n * Deprecated: Use Open Zeppeling one instead\n */\ncontract StandardTokenData {\n /*\n * Storage\n */\n mapping(address => uint) balances;\n mapping(address => mapping(address => uint)) allowances;\n uint totalTokens;\n}\n\n/**\n * Deprecated: Use Open Zeppeling one instead\n */\n/// @title Standard token contract with overflow protection\ncontract GnosisStandardToken is Token, StandardTokenData {\n using GnosisMath for *;\n\n /*\n * Public functions\n */\n /// @dev Transfers sender's tokens to a given address. Returns success\n /// @param to Address of token receiver\n /// @param value Number of tokens to transfer\n /// @return Was transfer successful?\n function transfer(address to, uint value) public returns (bool) {\n if (!balances[msg.sender].safeToSub(value) || !balances[to].safeToAdd(value)) {\n return false;\n }\n\n balances[msg.sender] -= value;\n balances[to] += value;\n emit Transfer(msg.sender, to, value);\n return true;\n }\n\n /// @dev Allows allowed third party to transfer tokens from one address to another. Returns success\n /// @param from Address from where tokens are withdrawn\n /// @param to Address to where tokens are sent\n /// @param value Number of tokens to transfer\n /// @return Was transfer successful?\n function transferFrom(address from, address to, uint value) public returns (bool) {\n if (!balances[from].safeToSub(value) || !allowances[from][msg.sender].safeToSub(\n value\n ) || !balances[to].safeToAdd(value)) {\n return false;\n }\n balances[from] -= value;\n allowances[from][msg.sender] -= value;\n balances[to] += value;\n emit Transfer(from, to, value);\n return true;\n }\n\n /// @dev Sets approved amount of tokens for spender. Returns success\n /// @param spender Address of allowed account\n /// @param value Number of approved tokens\n /// @return Was approval successful?\n function approve(address spender, uint value) public returns (bool) {\n allowances[msg.sender][spender] = value;\n emit Approval(msg.sender, spender, value);\n return true;\n }\n\n /// @dev Returns number of allowed tokens for given address\n /// @param owner Address of token owner\n /// @param spender Address of token spender\n /// @return Remaining allowance for spender\n function allowance(address owner, address spender) public view returns (uint) {\n return allowances[owner][spender];\n }\n\n /// @dev Returns number of tokens owned by given address\n /// @param owner Address of token owner\n /// @return Balance of owner\n function balanceOf(address owner) public view returns (uint) {\n return balances[owner];\n }\n\n /// @dev Returns total supply of tokens\n /// @return Total supply\n function totalSupply() public view returns (uint) {\n return totalTokens;\n }\n}\n", "sourcePath": "@gnosis.pm/util-contracts/contracts/GnosisStandardToken.sol", "ast": { "absolutePath": "@gnosis.pm/util-contracts/contracts/GnosisStandardToken.sol", "exportedSymbols": { "GnosisStandardToken": [ 396 ], "StandardTokenData": [ 202 ] }, "id": 397, "nodeType": "SourceUnit", "nodes": [ { "id": 186, "literals": [ "solidity", "^", "0.5", ".2" ], "nodeType": "PragmaDirective", "src": "0:23:4" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Token.sol", "file": "./Token.sol", "id": 187, "nodeType": "ImportDirective", "scope": 397, "sourceUnit": 1631, "src": "24:21:4", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Math.sol", "file": "./Math.sol", "id": 188, "nodeType": "ImportDirective", "scope": 397, "sourceUnit": 1526, "src": "46:20:4", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Proxy.sol", "file": "./Proxy.sol", "id": 189, "nodeType": "ImportDirective", "scope": 397, "sourceUnit": 1562, "src": "67:21:4", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": "Deprecated: Use Open Zeppeling one instead", "fullyImplemented": true, "id": 202, "linearizedBaseContracts": [ 202 ], "name": "StandardTokenData", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 193, "name": "balances", "nodeType": "VariableDeclaration", "scope": 202, "src": "208:33:4", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "typeName": { "id": 192, "keyType": { "id": 190, "name": "address", "nodeType": "ElementaryTypeName", "src": "216:7:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "208:24:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "valueType": { "id": 191, "name": "uint", "nodeType": "ElementaryTypeName", "src": "227:4:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 199, "name": "allowances", "nodeType": "VariableDeclaration", "scope": 202, "src": "247:55:4", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" }, "typeName": { "id": 198, "keyType": { "id": 194, "name": "address", "nodeType": "ElementaryTypeName", "src": "255:7:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "247:44:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" }, "valueType": { "id": 197, "keyType": { "id": 195, "name": "address", "nodeType": "ElementaryTypeName", "src": "274:7:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "266:24:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "valueType": { "id": 196, "name": "uint", "nodeType": "ElementaryTypeName", "src": "285:4:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 201, "name": "totalTokens", "nodeType": "VariableDeclaration", "scope": 202, "src": "308:16:4", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 200, "name": "uint", "nodeType": "ElementaryTypeName", "src": "308:4:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "scope": 397, "src": "144:183:4" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 203, "name": "Token", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1630, "src": "475:5:4", "typeDescriptions": { "typeIdentifier": "t_contract$_Token_$1630", "typeString": "contract Token" } }, "id": 204, "nodeType": "InheritanceSpecifier", "src": "475:5:4" }, { "arguments": null, "baseName": { "contractScope": null, "id": 205, "name": "StandardTokenData", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 202, "src": "482:17:4", "typeDescriptions": { "typeIdentifier": "t_contract$_StandardTokenData_$202", "typeString": "contract StandardTokenData" } }, "id": 206, "nodeType": "InheritanceSpecifier", "src": "482:17:4" } ], "contractDependencies": [ 202, 1630 ], "contractKind": "contract", "documentation": "@title Standard token contract with overflow protection", "fullyImplemented": true, "id": 396, "linearizedBaseContracts": [ 396, 202, 1630 ], "name": "GnosisStandardToken", "nodeType": "ContractDefinition", "nodes": [ { "id": 208, "libraryName": { "contractScope": null, "id": 207, "name": "GnosisMath", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1525, "src": "512:10:4", "typeDescriptions": { "typeIdentifier": "t_contract$_GnosisMath_$1525", "typeString": "library GnosisMath" } }, "nodeType": "UsingForDirective", "src": "506:23:4", "typeName": null }, { "body": { "id": 259, "nodeType": "Block", "src": "849:269:4", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 232, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 224, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, 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(uint256,uint256) pure returns (bool)" } }, "id": 223, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "864:37:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "||", "rightExpression": { "argumentTypes": null, "id": 231, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "905:30:4", "subExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 229, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 212, "src": "929:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 225, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 193, "src": "906:8:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 227, "indexExpression": { "argumentTypes": null, "id": 226, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 210, "src": "915:2:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "906:12:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 228, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "safeToAdd", "nodeType": "MemberAccess", "referencedDeclaration": 1274, "src": "906:22:4", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_bool_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (bool)" } }, "id": 230, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "906:29:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "863:72:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 236, "nodeType": "IfStatement", "src": "859:115:4", "trueBody": { "id": 235, "nodeType": "Block", "src": "937:37:4", "statements": [ { "expression": { "argumentTypes": null, "hexValue": "66616c7365", "id": 233, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "958:5:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 216, "id": 234, "nodeType": "Return", "src": "951:12:4" } ] } }, { "expression": { "argumentTypes": null, "id": 242, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 237, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 193, "src": "984:8:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 240, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 238, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1645, "src": "993:3:4", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 239, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "993:10:4", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "984:20:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "-=", "rightHandSide": { "argumentTypes": null, "id": 241, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 212, "src": "1008:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "984:29:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 243, "nodeType": "ExpressionStatement", "src": "984:29:4" }, { "expression": { "argumentTypes": null, "id": 248, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 244, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 193, "src": "1023:8:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 246, "indexExpression": { "argumentTypes": null, "id": 245, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 210, "src": "1032:2:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "1023:12:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "+=", "rightHandSide": { "argumentTypes": null, "id": 247, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 212, "src": "1039:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1023:21:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 249, "nodeType": "ExpressionStatement", "src": "1023:21:4" }, { "eventCall": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 251, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1645, "src": "1068:3:4", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 252, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1068:10:4", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 253, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 210, "src": "1080:2:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 254, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 212, "src": "1084:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 250, "name": "Transfer", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1571, "src": "1059:8:4", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,uint256)" } }, "id": 255, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1059:31:4", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 256, "nodeType": "EmitStatement", "src": "1054:36:4" }, { "expression": { "argumentTypes": null, "hexValue": "74727565", "id": 257, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "1107:4:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 216, "id": 258, "nodeType": "Return", "src": "1100:11:4" } ] }, "documentation": "@dev Transfers sender's tokens to a given address. Returns success\n @param to Address of token receiver\n @param value Number of tokens to transfer\n @return Was transfer successful?", "id": 260, "implemented": true, "kind": "function", "modifiers": [], "name": "transfer", "nodeType": "FunctionDefinition", "parameters": { "id": 213, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 210, "name": "to", "nodeType": "VariableDeclaration", "scope": 260, "src": "803:10:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 209, "name": "address", "nodeType": "ElementaryTypeName", "src": "803:7:4", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 212, "name": "value", "nodeType": "VariableDeclaration", "scope": 260, "src": "815:10:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 211, "name": "uint", "nodeType": "ElementaryTypeName", "src": "815:4:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "802:24:4" }, "returnParameters": { "id": 216, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 215, "name": "", "nodeType": "VariableDeclaration", "scope": 260, "src": "843:4:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 214, "name": "bool", "nodeType": "ElementaryTypeName", "src": "843:4:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "842:6:4" }, "scope": 396, "src": "785:333:4", "stateMutability": "nonpayable", "superFunction": 1588, "visibility": "public" }, { "body": { "id": 330, "nodeType": "Block", "src": "1512:369:4", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 296, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 288, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 277, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "1526:32:4", "subExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 275, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 266, "src": "1552:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 271, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 193, "src": "1527:8:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 273, "indexExpression": { "argumentTypes": null, "id": 272, "name": "from", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 262, "src": "1536:4:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1527:14:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 274, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "safeToSub", "nodeType": "MemberAccess", "referencedDeclaration": 1288, "src": "1527:24:4", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_bool_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (bool)" } }, "id": 276, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1527:31:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "||", "rightExpression": { "argumentTypes": null, "id": 287, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "1562:68:4", "subExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 285, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 266, "src": "1615:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 278, "name": "allowances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 199, "src": "1563:10:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" } }, "id": 280, "indexExpression": { "argumentTypes": null, "id": 279, "name": "from", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 262, "src": "1574:4:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1563:16:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 283, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 281, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1645, "src": "1580:3:4", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 282, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1580:10:4", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1563:28:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 284, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "safeToSub", "nodeType": "MemberAccess", "referencedDeclaration": 1288, "src": "1563:38:4", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_bool_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (bool)" } }, "id": 286, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1563:67:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "1526:104:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "||", "rightExpression": { "argumentTypes": null, "id": 295, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "!", "prefix": true, "src": "1634:30:4", "subExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 293, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 266, "src": "1658:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 289, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 193, "src": "1635:8:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 291, "indexExpression": { "argumentTypes": null, "id": 290, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 264, "src": "1644:2:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1635:12:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 292, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "safeToAdd", "nodeType": "MemberAccess", "referencedDeclaration": 1274, "src": "1635:22:4", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_bool_$bound_to$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (bool)" } }, "id": 294, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1635:29:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "1526:138:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 300, "nodeType": "IfStatement", "src": "1522:181:4", "trueBody": { "id": 299, "nodeType": "Block", "src": "1666:37:4", "statements": [ { "expression": { "argumentTypes": null, "hexValue": "66616c7365", "id": 297, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "1687:5:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 270, "id": 298, "nodeType": "Return", "src": "1680:12:4" } ] } }, { "expression": { "argumentTypes": null, "id": 305, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 301, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 193, "src": "1712:8:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 303, "indexExpression": { "argumentTypes": null, "id": 302, "name": "from", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 262, "src": "1721:4:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "1712:14:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "-=", "rightHandSide": { "argumentTypes": null, "id": 304, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 266, "src": "1730:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1712:23:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 306, "nodeType": "ExpressionStatement", "src": "1712:23:4" }, { "expression": { "argumentTypes": null, "id": 314, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 307, "name": "allowances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 199, "src": "1745:10:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" } }, "id": 311, "indexExpression": { "argumentTypes": null, "id": 308, "name": "from", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 262, "src": "1756:4:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1745:16:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 312, "indexExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 309, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1645, "src": "1762:3:4", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 310, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1762:10:4", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "1745:28:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "-=", "rightHandSide": { "argumentTypes": null, "id": 313, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 266, "src": "1777:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1745:37:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 315, "nodeType": "ExpressionStatement", "src": "1745:37:4" }, { "expression": { "argumentTypes": null, "id": 320, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 316, "name": "balances", "nodeType": "Identifier", 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Returns success\n @param spender Address of allowed account\n @param value Number of approved tokens\n @return Was approval successful?", "id": 359, "implemented": true, "kind": "function", "modifiers": [], "name": "approve", "nodeType": "FunctionDefinition", "parameters": { "id": 336, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 333, "name": "spender", "nodeType": "VariableDeclaration", "scope": 359, "src": "2115:15:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 332, "name": "address", "nodeType": "ElementaryTypeName", "src": "2115:7:4", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 335, "name": "value", "nodeType": "VariableDeclaration", "scope": 359, "src": "2132:10:4", "stateVariable": false, 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"nodeType": "ParameterList", "parameters": [], "src": "2975:2:4" }, "returnParameters": { "id": 391, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 390, "name": "", "nodeType": "VariableDeclaration", "scope": 395, "src": "2999:4:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 389, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2999:4:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "2998:6:4" }, "scope": 396, "src": "2955:85:4", "stateMutability": "view", "superFunction": 1629, "visibility": "public" } ], "scope": 397, "src": "443:2599:4" } ], "src": "0:3043:4" }, "legacyAST": { "absolutePath": "@gnosis.pm/util-contracts/contracts/GnosisStandardToken.sol", "exportedSymbols": { "GnosisStandardToken": [ 396 ], "StandardTokenData": [ 202 ] }, "id": 397, "nodeType": "SourceUnit", "nodes": [ { "id": 186, "literals": [ "solidity", "^", "0.5", ".2" ], "nodeType": "PragmaDirective", "src": "0:23:4" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Token.sol", "file": "./Token.sol", "id": 187, "nodeType": "ImportDirective", "scope": 397, "sourceUnit": 1631, "src": "24:21:4", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Math.sol", "file": "./Math.sol", "id": 188, "nodeType": "ImportDirective", "scope": 397, "sourceUnit": 1526, "src": "46:20:4", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@gnosis.pm/util-contracts/contracts/Proxy.sol", "file": "./Proxy.sol", "id": 189, "nodeType": "ImportDirective", "scope": 397, "sourceUnit": 1562, "src": "67:21:4", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": "Deprecated: Use Open Zeppeling one instead", "fullyImplemented": true, "id": 202, 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"UserDefinedTypeName", "referencedDeclaration": 1630, "src": "475:5:4", "typeDescriptions": { "typeIdentifier": "t_contract$_Token_$1630", "typeString": "contract Token" } }, "id": 204, "nodeType": "InheritanceSpecifier", "src": "475:5:4" }, { "arguments": null, "baseName": { "contractScope": null, "id": 205, "name": "StandardTokenData", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 202, "src": "482:17:4", "typeDescriptions": { "typeIdentifier": "t_contract$_StandardTokenData_$202", "typeString": "contract StandardTokenData" } }, "id": 206, "nodeType": "InheritanceSpecifier", "src": "482:17:4" } ], "contractDependencies": [ 202, 1630 ], "contractKind": "contract", "documentation": "@title Standard token contract with overflow protection", "fullyImplemented": true, "id": 396, "linearizedBaseContracts": [ 396, 202, 1630 ], "name": "GnosisStandardToken", "nodeType": "ContractDefinition", "nodes": [ { "id": 208, "libraryName": { "contractScope": null, "id": 207, "name": 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} ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 271, "name": "balances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 193, "src": "1527:8:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 273, "indexExpression": { "argumentTypes": null, "id": 272, "name": "from", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 262, "src": "1536:4:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1527:14:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 274, "isConstant": false, "isLValue": false, "isPure": false, 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Returns success\n @param from Address from where tokens are withdrawn\n @param to Address to where tokens are sent\n @param value Number of tokens to transfer\n @return Was transfer successful?", "id": 331, "implemented": true, "kind": "function", "modifiers": [], "name": "transferFrom", "nodeType": "FunctionDefinition", "parameters": { "id": 267, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 262, "name": "from", "nodeType": "VariableDeclaration", "scope": 331, "src": "1452:12:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 261, "name": "address", "nodeType": "ElementaryTypeName", "src": "1452:7:4", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 264, "name": "to", "nodeType": "VariableDeclaration", "scope": 331, 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false, "id": 269, "name": "", "nodeType": "VariableDeclaration", "scope": 331, "src": "1506:4:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 268, "name": "bool", "nodeType": "ElementaryTypeName", "src": "1506:4:4", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "1505:6:4" }, "scope": 396, "src": "1430:451:4", "stateMutability": "nonpayable", "superFunction": 1599, "visibility": "public" }, { "body": { "id": 358, "nodeType": "Block", "src": "2166:128:4", "statements": [ { "expression": { "argumentTypes": null, "id": 347, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 340, "name": "allowances", "nodeType": "Identifier", 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"value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 335, "src": "2260:5:4", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 349, "name": "Approval", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1579, "src": "2230:8:4", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,uint256)" } }, "id": 354, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2230:36:4", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 355, "nodeType": "EmitStatement", "src": "2225:41:4" }, { "expression": { "argumentTypes": null, "hexValue": "74727565", "id": 356, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "2283:4:4", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "true" }, "functionReturnParameters": 339, "id": 357, "nodeType": "Return", "src": "2276:11:4" } ] }, "documentation": "@dev Sets approved amount of tokens for spender. Returns success\n @param spender Address of allowed account\n @param value Number of approved tokens\n @return Was approval successful?", "id": 359, "implemented": true, "kind": "function", "modifiers": [], "name": "approve", "nodeType": "FunctionDefinition", "parameters": { "id": 336, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 333, "name": "spender", "nodeType": "VariableDeclaration", "scope": 359, "src": "2115:15:4", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 332, "name": "address", "nodeType": "ElementaryTypeName", "src": "2115:7:4", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 335, "name": "value", "nodeType": "VariableDeclaration", "scope": 359, "src": "2132:10:4", "stateVariable": false, 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"visibility": "public" }, { "body": { "id": 374, "nodeType": "Block", "src": "2582:50:4", "statements": [ { "expression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 368, "name": "allowances", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 199, "src": "2599:10:4", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" } }, "id": 370, "indexExpression": { "argumentTypes": null, "id": 369, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 361, "src": "2610:5:4", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2599:17:4", "typeDescriptions": { "typeIdentifier": 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"allowance(address,address)": { "details": "Returns number of allowed tokens for given address", "params": { "owner": "Address of token owner", "spender": "Address of token spender" }, "return": "Remaining allowance for spender" }, "approve(address,uint256)": { "details": "Sets approved amount of tokens for spender. Returns success", "params": { "spender": "Address of allowed account", "value": "Number of approved tokens" }, "return": "Was approval successful?" }, "balanceOf(address)": { "details": "Returns number of tokens owned by given address", "params": { "owner": "Address of token owner" }, "return": "Balance of owner" }, "totalSupply()": { "details": "Returns total supply of tokens", "return": "Total supply" }, "transfer(address,uint256)": { "details": "Transfers sender's tokens to a given address. Returns success", "params": { "to": "Address of token receiver", "value": "Number of tokens to transfer" }, "return": "Was transfer successful?" }, "transferFrom(address,address,uint256)": { "details": "Allows allowed third party to transfer tokens from one address to another. Returns success", "params": { "from": "Address from where tokens are withdrawn", "to": "Address to where tokens are sent", "value": "Number of tokens to transfer" }, "return": "Was transfer successful?" } }, "title": "Standard token contract with overflow protection" }, "userdoc": { "methods": {} } }