internal DnsResponse(DnsReader br)
{
_header = new DnsHeader(br);
_numQuestions = br.ReadInt16();
_numAnswers = br.ReadInt16();
_numNameServers = br.ReadInt16();
_numAdditionalRecords = br.ReadInt16();
#if (MF)
_questions = new Question[_numQuestions];
_answers = new Answer[_numAnswers];
_authorities = new Authority[_numNameServers];
_additionalRecords = new Additional[_numAdditionalRecords];
#endif
#if (MF)
for (int i = 0; i < _numQuestions; i++)
{
_questions[i] = new Question(br);
}
for (int i = 0; i < _numAnswers; i++)
{
_answers[i] = new Answer(br);
}
for (int i = 0; i < _numNameServers; i++)
{
_authorities[i] = new Authority(br);
}
for (int i = 0; i < _numAdditionalRecords; i++)
{
_additionalRecords[i] = new Additional(br);
}
#else
for (int i = 0; i < _numQuestions; i++)
{
_questions.Add(new Question(br));
}
for (int i = 0; i < _numAnswers; i++)
{
_answers.Add(new Answer(br));
}
for (int i = 0; i < _numNameServers; i++)
{
_authorities.Add(new Authority(br));
}
for (int i = 0; i < _numAdditionalRecords; i++)
{
_additionalRecords.Add(new Additional(br));
}
#endif
}
internal ResourceRecord(DnsReader br)
{
_domain = br.ReadDomain();
_qtype = (DnsType)br.ReadInt16();
_qclass = (DnsClass)br.ReadInt16();
_ttl = br.ReadInt32();
int recordLength = br.ReadInt16();
if (recordLength != 0)
{
switch (_qtype)
{
case DnsType.A: _record = new ARecord(br); break;
case DnsType.CNAME: _record = new CNAMERecord(br); break;
case DnsType.MX: _record = new MXRecord(br); break;
case DnsType.NS: _record = new NSRecord(br); break;
case DnsType.SOA: _record = new SOARecord(br); break;
case DnsType.TXT: _record = new TXTRecord(br); break;
case DnsType.PTR: _record = new PTRERecord(br); break;
// NetBIOS related records
case DnsType.NB: _record = new NBRecord(br); break;
default:
br += recordLength;
break;
}
}
}
internal Question(DnsReader br)
{
_domain = br.ReadDomain();
_qtype = (DnsType)br.ReadInt16();
_qclass = (DnsClass)br.ReadInt16();
}
internal MXRecord(DnsReader br)
{
_preference = br.ReadInt16();
_domainName = br.ReadDomain();
}