public int Read(ref byte[] buffer, int offset, int count, int sequence)
{
var currentConnectAttempts = 0;
try
{
var masterStopWatch = Stopwatch.StartNew();
var startTime = DateTime.Now;
var startTicks = startTime.Ticks;
var bytesRead = new List <byte>();
var networkStream = TcpClient.GetStream();
var timeoutStopWatch = Stopwatch.StartNew();
while (ReadTimeout > timeoutStopWatch.ElapsedMilliseconds)
{
var byteValue = -1;
try
{
byteValue = networkStream.ReadByte();
if (byteValue >= 0)
{
bytesRead.Add((byte)byteValue);
}
if (count == bytesRead.Count)
{
goto Finish;
}
}
catch (System.IO.IOException toex)
{
masterStopWatch.Stop();
if (bytesRead.Count > 0)
{
Buffer.BlockCopy(bytesRead.ToArray(), 0, buffer, offset, bytesRead.Count);
}
if (TracingEnabled)
{
Trace.WriteLine(string.Format("Channel,{0},{1},{2},ChannelRead,{3},{4},{5},TCPChannel", Name, startTime.ToString("O"), (1000.0 * (((double)masterStopWatch.ElapsedTicks) * (1.0 / ((double)Stopwatch.Frequency)))), sequence, bytesRead.Count, HexConverter.ToHexString(bytesRead.ToArray())));
}
throw new TimeoutException("Read Timeout", toex);
}
Thread.Sleep(0);
}
Finish:
timeoutStopWatch.Stop();
masterStopWatch.Stop();
if (bytesRead.Count > 0)
{
Buffer.BlockCopy(bytesRead.ToArray(), 0, buffer, offset, bytesRead.Count);
}
if (TracingEnabled)
{
Trace.WriteLine(string.Format("Channel,{0},{1},{2},ChannelRead,{3},{4},{5},TCPChannel", Name, startTime.ToString("O"), (1000.0 * (((double)masterStopWatch.ElapsedTicks) * (1.0 / ((double)Stopwatch.Frequency)))), sequence, bytesRead.Count, HexConverter.ToHexString(bytesRead.ToArray())));
}
if (count != bytesRead.Count)
{
throw new TimeoutException("Read Timeout");
}
else
{
return(count);
}
}
catch (Exception exception)
{
if (exception.InnerException is SocketException)
{
goto Connect;
}
else if (exception is InvalidOperationException)
{
goto Connect;
}
else
{
throw exception;
}
Connect:
currentConnectAttempts++;
try
{
TcpClient.Dispose();
TcpClient = new TcpClient();
TcpClient.Connect(HostName, HostPort);
ReadTimeout = TcpClientReadTimeout;
WriteTimeout = TcpClientWriteTimeout;
throw new IOException("Recconected to host");
}
catch (SocketException)
{
if (currentConnectAttempts > ConnectionAttempts)
{
throw exception;
}
else
{
System.Threading.Thread.Sleep(ConnectionRetryDelay);
goto Connect;
}
}
}
}
public int Read(ref byte[] buffer, int offset, int count, int sequence)
{
var masterStopWatch = Stopwatch.StartNew();
var startTime = DateTime.Now;
var bytesRead = new List <byte>();
var numberOfActualBitsPerByte = (1 + (SerialPort.Parity == Parity.None ? 0 : 1) + SerialPort.DataBits + (SerialPort.StopBits == StopBits.None ? 0 : SerialPort.StopBits == StopBits.One ? 1 : SerialPort.StopBits == StopBits.OnePointFive ? 1.5 : 2));
var receiveTimeMilliseconds = ((count * numberOfActualBitsPerByte) / SerialPort.BaudRate) * 1000;
TimedThreadBlocker.Wait((int)receiveTimeMilliseconds);
var timeoutStopWatch = Stopwatch.StartNew();
while (ReadTimeout > timeoutStopWatch.ElapsedMilliseconds)
{
var byteValue = -1;
try
{
byteValue = SerialPort.ReadByte();
if (byteValue >= 0)
{
bytesRead.Add((byte)byteValue);
}
if (count == bytesRead.Count)
{
goto Finish;
}
}
catch (TimeoutException toex)
{
masterStopWatch.Stop();
if (bytesRead.Count > 0)
{
Buffer.BlockCopy(bytesRead.ToArray(), 0, buffer, offset, bytesRead.Count);
}
if (TracingEnabled)
{
Trace.WriteLine(string.Format("Channel,{0},{1},{2},ChannelRead,{3},{4},{5},SerialPortChannel", Name, startTime.ToString("O"), (1000.0 * (((double)masterStopWatch.ElapsedTicks) * (1.0 / ((double)Stopwatch.Frequency)))), sequence, bytesRead.Count, HexConverter.ToHexString(bytesRead.ToArray())));
}
throw toex;
}
Thread.Sleep(0);
}
Finish:
timeoutStopWatch.Stop();
masterStopWatch.Stop();
if (bytesRead.Count > 0)
{
Buffer.BlockCopy(bytesRead.ToArray(), 0, buffer, offset, bytesRead.Count);
}
if (TracingEnabled)
{
Trace.WriteLine(string.Format("Channel,{0},{1},{2},ChannelRead,{3},{4},{5},SerialPortChannel", Name, startTime.ToString("O"), (1000.0 * (((double)masterStopWatch.ElapsedTicks) * (1.0 / ((double)Stopwatch.Frequency)))), sequence, bytesRead.Count, HexConverter.ToHexString(bytesRead.ToArray())));
}
if (count != bytesRead.Count)
{
throw new TimeoutException("Read Timeout");
}
else
{
return(count);
}
}
public void Write(ref byte[] buffer, int offset, int count)
{
var currentConnectAttempts = 0;
try
{
var masterStopWatch = Stopwatch.StartNew();
var startTime = DateTime.Now;
var bufferLength = buffer.Length;
var writeBuffer = new byte[bufferLength];
Buffer.BlockCopy(buffer, 0, writeBuffer, 0, bufferLength);
TcpClient.GetStream().Write(writeBuffer, offset, count);
masterStopWatch.Stop();
if (TracingEnabled)
{
Trace.WriteLine(string.Format("Channel,{0},{1},{2},ChannelWrite,{3},{4},{5},TCPChannel", Name, startTime.ToString("O"), (1000.0 * (((double)masterStopWatch.ElapsedTicks) * (1.0 / ((double)Stopwatch.Frequency)))), 0, count, HexConverter.ToHexString(buffer)));
}
}
catch (Exception exception)
{
if (exception.InnerException is SocketException)
{
goto Connect;
}
else if (exception is InvalidOperationException)
{
goto Connect;
}
else
{
throw exception;
}
Connect:
currentConnectAttempts++;
try
{
TcpClient.Dispose();
TcpClient = new TcpClient();
TcpClient.Connect(HostName, HostPort);
ReadTimeout = TcpClientReadTimeout;
WriteTimeout = TcpClientWriteTimeout;
throw new IOException("Recconected to host");
}
catch (SocketException)
{
if (currentConnectAttempts > ConnectionAttempts)
{
throw exception;
}
else
{
System.Threading.Thread.Sleep(ConnectionRetryDelay);
goto Connect;
}
}
}
}
public void Write(ref byte[] buffer, int offset, int count)
{
var masterStopWatch = Stopwatch.StartNew();
var startTime = DateTime.Now;
var numberOfActualBitsPerByte = (1 + (SerialPort.Parity == Parity.None ? 0 : 1) + SerialPort.DataBits + (SerialPort.StopBits == StopBits.None ? 0 : SerialPort.StopBits == StopBits.One ? 1 : SerialPort.StopBits == StopBits.OnePointFive ? 1.5 : 2));
var transmitTimeMilliseconds = ((count * numberOfActualBitsPerByte) / SerialPort.BaudRate) * 1000;
var bufferLength = buffer.Length;
var writeBuffer = new byte[bufferLength];
Buffer.BlockCopy(buffer, 0, writeBuffer, 0, bufferLength);
SerialPort.BaseStream.Write(writeBuffer, offset, count);
SerialPort.BaseStream.Flush();
while (SerialPort.BytesToWrite > 0)
{
Thread.Sleep(0);
}
TimedThreadBlocker.Wait((int)transmitTimeMilliseconds);
masterStopWatch.Stop();
if (TracingEnabled)
{
Trace.WriteLine(string.Format("Channel,{0},{1},{2},ChannelWrite,{3},{4},{5},SerialPortChannel", Name, startTime.ToString("O"), (1000.0 * (((double)masterStopWatch.ElapsedTicks) * (1.0 / ((double)Stopwatch.Frequency)))), 0, count, HexConverter.ToHexString(buffer)));
}
}
