public void HandleClient(object obj)
{
// retrieve client from parameter passed to thread
TcpClient client = (TcpClient)obj;
// sets two streams
StreamWriter sWriter = new StreamWriter(client.GetStream(), Encoding.ASCII);
StreamReader sReader = new StreamReader(client.GetStream(), Encoding.ASCII);
// you could use the NetworkStream to read and write,
// but there is no forcing flush, even when requested
Boolean bClientConnected = true;
while (bClientConnected)
{
// reads from stream
//sData = sReader.ReadLine();
Byte[] bData = new Byte[25];
Int32 count = client.GetStream().Read(bData, 0, 25);
if (count > 0)
{
Byte[] messageDataCRC = (Byte[])bData.Skip(2).Take(14).ToArray();
Byte[] messageData = (Byte[])bData.Skip(2).Take(12).ToArray();
Console.WriteLine(BitConverter.ToString(bData));
Console.WriteLine(string.Format("Message: {0} - Qty: {1}", BitConverter.ToString(messageDataCRC), messageDataCRC.Count()));
Console.WriteLine(String.Format("CRC-ITU: {0}", BitConverter.ToString((Byte[])messageDataCRC.Skip(messageDataCRC.Count() - 2).Take(2).ToArray())));
Console.WriteLine(String.Format("Calculated (CRC-ITU over {0} = {1}", BitConverter.ToString(messageData), BitConverter.ToString(BitConverter.GetBytes(CrcGT06.GetGT06CRC(messageData)))));
Console.WriteLine(string.Empty);
}
// to write something back.
// sWriter.WriteLine("Meaningfull things here");
// sWriter.Flush();
}
}
public static ushort GetGT06CRC(byte[] data)
{
return(flipEndian(CrcGT06.GetCrc16(data, 0, data.Count())));
}