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"source": "pragma solidity ^0.5.0;\n\ncontract DNSResolver {\n address public owner;\n mapping (bytes32 => bytes) zones;\n\n modifier owner_only {\n require(msg.sender == owner);\n _;\n }\n \n constructor() public {\n owner = msg.sender;\n }\n\n function setDnsrr(bytes32 node, bytes memory data) public owner_only {\n zones[node] = data;\n }\n\n function dnsrr(bytes32 node) public view returns (bytes memory) {\n return zones[node];\n }\n\n function supportsInterface(bytes4 interfaceID) public pure returns (bool) {\n return interfaceID == 0x126a710e;\n }\n}\n", "sourcePath": "/Users/deaneigenmann/Documents/ens/contracts/DNSResolver.sol", "ast": { "absolutePath": "/Users/deaneigenmann/Documents/ens/contracts/DNSResolver.sol", "exportedSymbols": { "DNSResolver": [ 68 ] }, "id": 69, "nodeType": "SourceUnit", "nodes": [ { "id": 1, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:0" }, { "baseContracts": [], "contractDependencies": [], "contractKind": 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"id": 4, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "87:7:0", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Mapping", "src": "78:26:0", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_bytes_storage_$", "typeString": "mapping(bytes32 => bytes)" }, "valueType": { "id": 5, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "98:5:0", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } } }, "value": null, "visibility": "internal" }, { "body": { "id": 17, "nodeType": "Block", "src": "137:56:0", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 13, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 10, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3335, "src": "155:3:0", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 11, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "155:10:0", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "id": 12, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 3, "src": "169:5:0", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "155:19:0", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 9, "name": 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