dns-suite.js/dns.js

;(function (exports) {
'use strict';

// Value: IP Address
// Meaning:Use: 16 octets represting the IP address

var Parser = (exports.DNS_PARSER || require('./dns.parser.js').DNS_PARSER);
var Packer = (exports.DNS_PACKER || require('./dns.packer.js').DNS_PACKER);

exports.DNSPacket = {
  parse: function (nb) {
    // backwards compat with node buffer
    var ab = nb.buffer || nb;
    var packet = Parser.unpack(ab);

    function tryParseRdata(record) {
      record.data = null;
      record.error = null;

      try {
        record.data = Parser.unpackRdata(ab, packet, record);
      } catch (e) {
        console.error('[Error] unpackRdata: ' + e.message);
        record.error = e;
      }
    }

    packet.answer.forEach(tryParseRdata);
    packet.authority.forEach(tryParseRdata);
    packet.additional.forEach(tryParseRdata);

    return packet;
  }
, write: function (json) {
    return Packer.pack(json);
  }
};

if ('undefined' !== typeof module) {
  // backwards compat node dns.js
  exports.Parser = exports.DNS_PARSER;
  exports.Packer = exports.DNS_PACKER;
}

}('undefined' !== typeof window ? window : exports));