public RecordDS(RecordReader rr)
{
ushort length = rr.ReadUInt16(-2);
KEYTAG = rr.ReadUInt16();
ALGORITHM = rr.ReadByte();
DIGESTTYPE = rr.ReadByte();
length -= 4;
DIGEST = new byte[length];
DIGEST = rr.ReadBytes(length);
}
public RR(RecordReader rr)
{
TimeLived = 0;
NAME = rr.ReadDomainName();
Type = (Type)rr.ReadUInt16();
Class = (Class)rr.ReadUInt16();
TTL = rr.ReadUInt32();
RDLENGTH = rr.ReadUInt16();
RECORD = rr.ReadRecord(Type);
RECORD.RR = this;
}
public string ReadDomainName()
{
StringBuilder name = new StringBuilder();
int length = 0;
// get the length of the first label
while ((length = ReadByte()) != 0)
{
// top 2 bits set denotes domain name compression and to reference elsewhere
if ((length & 0xc0) == 0xc0)
{
// work out the existing domain name, copy this pointer
int nextLoc = (length & 0x3f) << 8 | ReadByte();
if (nextLoc != m_Position - 2)
{
RecordReader newRecordReader = new RecordReader(m_Data, nextLoc);
name.Append(newRecordReader.ReadDomainName());
}
return(name.ToString());
}
// if not using compression, copy a char at a time to the domain name
while (length > 0)
{
name.Append(ReadChar());
length--;
}
name.Append('.');
}
if (name.Length == 0)
{
return(".");
}
else
{
return(name.ToString());
}
}
public Response(IPEndPoint iPEndPoint, byte[] data)
{
Error = "";
Server = iPEndPoint;
TimeStamp = DateTime.Now;
MessageSize = data.Length;
RecordReader rr = new RecordReader(data);
Questions = new List <Question>();
Answers = new List <AnswerRR>();
Authorities = new List <AuthorityRR>();
Additionals = new List <AdditionalRR>();
header = new Header(rr);
//if (header.RCODE != RCode.NoError)
// Error = header.RCODE.ToString();
for (int intI = 0; intI < header.QDCOUNT; intI++)
{
Questions.Add(new Question(rr));
}
for (int intI = 0; intI < header.ANCOUNT; intI++)
{
Answers.Add(new AnswerRR(rr));
}
for (int intI = 0; intI < header.NSCOUNT; intI++)
{
Authorities.Add(new AuthorityRR(rr));
}
for (int intI = 0; intI < header.ARCOUNT; intI++)
{
Additionals.Add(new AdditionalRR(rr));
}
}
public RecordTXT(RecordReader rr)
{
TXT = rr.ReadString();
}
public RecordNS(RecordReader rr)
{
NSDNAME = rr.ReadDomainName();
}
public RecordA(RecordReader rr)
{
Address = new System.Net.IPAddress(rr.ReadBytes(4));
}
public Question(RecordReader rr)
{
QName = rr.ReadDomainName();
QType = (QType)rr.ReadUInt16();
QClass = (QClass)rr.ReadUInt16();
}
public RecordDNAME(RecordReader rr)
{
TARGET = rr.ReadDomainName();
}
public RecordMX(RecordReader rr)
{
PREFERENCE = rr.ReadUInt16();
EXCHANGE = rr.ReadDomainName();
}
public RecordCNAME(RecordReader rr)
{
CNAME = rr.ReadDomainName();
}
public RecordNSAP(RecordReader rr)
{
LENGTH = rr.ReadUInt16();
NSAPADDRESS = rr.ReadBytes(LENGTH);
}
public AdditionalRR(RecordReader br)
: base(br)
{
}
public AuthorityRR(RecordReader br)
: base(br)
{
}
public AnswerRR(RecordReader br)
: base(br)
{
}
public RecordPTR(RecordReader rr)
{
PTRDNAME = rr.ReadDomainName();
}
