Exemplo n.º 1
0
		internal int Init (DnsPacket packet, int offset)
		{
			name = packet.ReadName (ref offset);
			type = (DnsQType) packet.ReadUInt16 (ref offset);
			_class = (DnsQClass) packet.ReadUInt16 (ref offset);
			return offset;
		}
Exemplo n.º 2
0
		static internal DnsResourceRecord CreateFromBuffer(DnsPacket packet, int size, ref int offset) {
			string pname = packet.ReadName(ref offset);
			DnsType ptype = (DnsType)packet.ReadUInt16(ref offset);
			DnsClass pclass = (DnsClass)packet.ReadUInt16(ref offset);
			int pttl = packet.ReadInt32(ref offset);
			ushort prdlength = packet.ReadUInt16(ref offset);
			DnsResourceRecord rr = new DnsResourceRecord();
			rr.name = pname;
			rr.type = ptype;
			rr.klass = pclass;
			rr.ttl = pttl;
			rr.rdlength = prdlength;
			rr.m_rdata = new ArraySegment<byte>(packet.Packet, offset, prdlength);
			offset += prdlength;

			switch(pclass) {
			case DnsClass.IN:
				switch(ptype) {
				case DnsType.A:
					rr = new DnsResourceRecordA(rr);
					break;
				case DnsType.AAAA:
					rr = new DnsResourceRecordAAAA(rr);
					break;
				case DnsType.CNAME:
					rr = new DnsResourceRecordCName(rr);
					break;
				case DnsType.PTR:
					rr = new DnsResourceRecordPTR(rr);
					break;
				default:
					break;
					}
				break;
			default:
				break;
			}
			return rr;
		}