internal static void WriteHeader(byte[] buffer, int offset, ushort sourcePort, ushort destinationPort, uint sequenceNumber, uint acknowledgmentNumber, TcpControlBits controlBits, ushort window, ushort urgentPointer, TcpOptions options)
{
int num = 20 + options.BytesLength;
TransportDatagram.WriteHeader(buffer, offset, sourcePort, destinationPort);
ByteArrayExtensions.Write(buffer, offset + 4, sequenceNumber, Endianity.Big);
ByteArrayExtensions.Write(buffer, offset + 8, acknowledgmentNumber, Endianity.Big);
ByteArrayExtensions.Write(buffer, offset + 12, (ushort)((TcpControlBits)(num / 4 << 12) | controlBits), Endianity.Big);
ByteArrayExtensions.Write(buffer, offset + 14, window, Endianity.Big);
ByteArrayExtensions.Write(buffer, offset + 18, urgentPointer, Endianity.Big);
options.Write(buffer, offset + 20);
}
internal static void WriteHeader(byte[] buffer, int offset, ushort sourcePort, ushort destinationPort, int payloadLength)
{
TransportDatagram.WriteHeader(buffer, offset, sourcePort, destinationPort);
ByteArrayExtensions.Write(buffer, offset + 4, (ushort)(8 + payloadLength), Endianity.Big);
}
