public ushort this [int offset, int length] {
get {
ushort result = 0;
for (int i = offset; i < offset + length && i < 16; ++i)
result |= this[i] ? (ushort)(1 << (length - i - 1)) :(ushort)0;
return result;
}
set {
UShortT ut = new UShortT((ushort)(value << (16 - length)));
for (int i = 0; i < length && i + offset < 16; ++i)
{
this[i + offset] = ut[i];
}
}
}
public DnsQuery(byte[] data, int offset)
{
int n = 0;
qname = ParseName(data, offset, out qnameBytes, out n);
qtype = UShortT.FromBytes(data, offset + n);
qclass = UShortT.FromBytes(data, offset + n + 2);
length = n + 4;
}
public DnsHeader(byte[] data)
{
id = UShortT.FromBytes(data, 0);
flags = UShortT.FromBytes(data, 2);
qdcount = UShortT.FromBytes(data, 4);
ancount = UShortT.FromBytes(data, 6);
nscount = UShortT.FromBytes(data, 8);
arcount = UShortT.FromBytes(data, 10);
}