/// <summary>
/// Sends the specified packet to this node.
/// </summary>
/// <param name="packet">The packet to send.</param>
public void SendData(INodePacket packet)
{
MemoryStream writeStream = new MemoryStream();
INodePacketTranslator writeTranslator = NodePacketTranslator.GetWriteTranslator(writeStream);
try
{
writeStream.WriteByte((byte)packet.Type);
// Pad for the packet length
writeStream.Write(BitConverter.GetBytes((int)0), 0, 4);
packet.Translate(writeTranslator);
// Now plug in the real packet length
writeStream.Position = 1;
writeStream.Write(BitConverter.GetBytes((int)writeStream.Length - 5), 0, 4);
#if FALSE
if (trace) // Avoid method call
{
CommunicationsUtilities.Trace(nodeId, "Sending Packet of type {0} with length {1}", packet.Type.ToString(), writeStream.Length - 5);
}
#endif
for (int i = 0; i < writeStream.Length; i += MaxPacketWriteSize)
{
int lengthToWrite = Math.Min((int)writeStream.Length - i, MaxPacketWriteSize);
if ((int)writeStream.Length - i <= MaxPacketWriteSize)
{
// We are done, write the last bit asynchronously. This is actually the general case for
// most packets in the build, and the asynchronous behavior here is desirable.
_nodePipe.BeginWrite(writeStream.GetBuffer(), i, lengthToWrite, PacketWriteComplete, null);
return;
}
else
{
// If this packet is longer that we can write in one go, then we need to break it up. We can't
// return out of this function and let the rest of the system continue because another operation
// might want to send data immediately afterward, and that could result in overlapping writes
// to the pipe on different threads.
IAsyncResult result = _nodePipe.BeginWrite(writeStream.GetBuffer(), i, lengthToWrite, null, null);
_nodePipe.EndWrite(result);
}
}
}
catch (IOException e)
{
// Do nothing here because any exception will be caught by the async read handler
CommunicationsUtilities.Trace(_nodeId, "EXCEPTION in SendData: {0}", e);
}
catch (ObjectDisposedException) // This happens if a child dies unexpectedly
{
// Do nothing here because any exception will be caught by the async read handler
}
}
private void _writeDone(IAsyncResult result)
{
//响应已发给了客户端，关闭我们的这段连接
m_pipe.EndWrite(result);
byte[] data = new byte[1000];
m_pipe.BeginRead(data, 0, data.Length, _gotResponse, data);
}
private static IEnumerator <Int32> PipeClientAsyncEnumerator(AsyncEnumerator ae, String serverName, String message)
{
// Each client object performs asynchronous operations on this pipe
using (var pipe = new NamedPipeClientStream(serverName, "Echo",
PipeDirection.InOut, PipeOptions.Asynchronous | PipeOptions.WriteThrough)) {
pipe.Connect(); // Must Connect before setting ReadMode
pipe.ReadMode = PipeTransmissionMode.Message;
// Asynchronously send data to the server
Byte[] output = Encoding.UTF8.GetBytes(message);
pipe.BeginWrite(output, 0, output.Length, ae.End(), null);
yield return(1);
// The data was sent to the server
pipe.EndWrite(ae.DequeueAsyncResult());
// Asynchronously read the server's response
Byte[] data = new Byte[1000];
pipe.BeginRead(data, 0, data.Length, ae.End(), data);
yield return(1);
// The server responded, display the response and close out connection
Int32 bytesRead = pipe.EndRead(ae.DequeueAsyncResult());
Console.WriteLine("Server response: " + Encoding.UTF8.GetString(data, 0, bytesRead));
} // Close();
}
private void Async_Write_Completed(IAsyncResult result)
{
clientStream.EndWrite(result);
clientStream.Flush();
Log("Written To Server => " + ASCIIEncoding.ASCII.GetString(write_buffer));
}
private void WriteDone(IAsyncResult ar)
{
m_pipe.EndWrite(ar);
var data = new byte[1000];
m_pipe.BeginRead(data, 0, data.Length, GotResponse, data);
}
private void WriteDone(IAsyncResult result)
{
// The data was sent to the server
m_pipe.EndWrite(result);
// Asynchronously read the server's response
Byte[] data = new Byte[1000];
m_pipe.BeginRead(data, 0, data.Length, GotResponse, data);
}
//
// End pipe write
//
private TaskResult EndWriteCallBack(IAsyncResult asyncResult)
{
pipeStream.EndWrite(asyncResult);
pipeStream.Flush();
return(new TaskResult {
IsSuccess = true
});
}
void WriteDone(IAsyncResult result)
{
//数据已经发送给了服务器
m_pipe.EndWrite(result);
//异步的读取服务器的响应
byte[] data = new Byte[1000];
m_pipe.BeginRead(data, 0, data.Length, GotResponse, data);
}
/// <summary>
/// End the sending of a message asynchronously and flush the stream.
/// </summary>
/// <param name="iAsyncResult"></param>
private void _endSendMessage(IAsyncResult iAsyncResult)
{
//Get the connection lock
lock (_connectionLock)
{
_pipeClientStream.EndWrite(iAsyncResult);
_pipeClientStream.Flush();
}
}
private static void PipeWriteCallback(IAsyncResult ar)
{
//var pipe = (NamedPipeClientStream)ar.AsyncState;
pipeClient.EndWrite(ar);
pipeClient.Flush();
pipeClient.WaitForPipeDrain();
pipeClient.Close();
}
/********************************************************************************************************/
// PRIVATE METHODS SECTION
/********************************************************************************************************/
#region -- private methods --
private TaskResult EndWriteCallBack(IAsyncResult asyncResult)
{
_pipeClient.EndWrite(asyncResult);
_pipeClient.Flush();
return(new TaskResult {
IsSuccess = true
});
}
private void ClientWriteCallback(IAsyncResult ar)
{
//TODO
try
{
clientWrite.EndWrite(ar);
}
catch (Exception) { }
}
private void WriteDone(IAsyncResult result)
{
// Данные отправлены на сервер
_namedPipeClient.EndWrite(result);
// Асинхронное чтение ответа сервера
var data = new byte[DefaultByteBufferLength];
_namedPipeClient.BeginRead(data, 0, data.Length, GotResponse, data);
}
private void WritePixelsAsyncCallback(IAsyncResult result)
{
if (RenderingStream != null && RenderingStream.IsConnected)
{
RenderingStream.EndWrite(result);
RenderingStream.Flush();
IsWritingPixels = false;
}
}
protected void _OnWrite(IAsyncResult result)
{
//NetworkStream stream = (NetworkStream)result.AsyncState;
try {
_stream.EndWrite(result);
} catch (IOException) {
_DebugLog("_OnWrite IOException");
} catch (NullReferenceException) {
_DebugLog("_OnWrite NullReferenceException");
}
}
private void WritePipe(IAsyncResult r)
{
pipeClient.EndWrite(r);
if (pipeWrites.Count > 0)
{
byte[] buf = (byte[])pipeWrites[0];
pipeWrites.RemoveAt(0);
pipeClient.BeginWrite(buf, 0, buf.Length, new AsyncCallback(WritePipe), null);
}
else
{
pipeWritePending = false;
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
NamedPipeClientStream namedPipeClientStream = (NamedPipeClientStream)iar.AsyncState;
namedPipeClientStream.EndWrite(iar);
namedPipeClientStream.Flush();
namedPipeClientStream.Close();
namedPipeClientStream.Dispose();
}
catch (Exception)
{
}
}
private static void SendBytes(byte[] bytes)
{
if (_clientStream != null)
{
byte[] bytesSize = BitConverter.GetBytes(bytes.Length);
byte[] bytesToSend = new byte[bytes.Length + sizeof(int)];
Buffer.BlockCopy(bytesSize, 0, bytesToSend, 0, bytesSize.Length);
Buffer.BlockCopy(bytes, 0, bytesToSend, sizeof(int), bytes.Length);
_clientStream.BeginWrite(bytesToSend, 0, bytesToSend.Length,
delegate(IAsyncResult ar) { _clientStream.EndWrite(ar); }, null);
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iar.AsyncState; // Get the pipe
pipeStream.EndWrite(iar); // End the write
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch (Exception oEX)
{
ServiceLog.WriteLog("[Service] Intercomms Client AsyncSend Error," + oEX.Message);
}
}
private void AsyncSend(IAsyncResult asyncResult)
{
try
{
NamedPipeClientStream pipeStream = (NamedPipeClientStream)asyncResult.AsyncState;
pipeStream.EndWrite(asyncResult);
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
protected void OnWrite(IAsyncResult iarIn)
{
try {
// Get the pipe.
NamedPipeClientStream pipeClientLocal = (NamedPipeClientStream)iarIn.AsyncState;
// End the write.
pipeClientLocal.EndWrite(iarIn);
pipeClientLocal.Flush();
pipeClientLocal.Close();
pipeClientLocal.Dispose();
} catch (Exception ex) {
Debug.WriteLine(ex.Message);
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iar.AsyncState;
pipeStream.EndWrite(iar);
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch (Exception oEX)
{
Debug.WriteLine(oEX.Message);
}
}
public static void AsynSendCallBack(IAsyncResult iar)
{
try
{
Console.WriteLine("[Client] Non sono riuscito a connettermi...");
NamedPipeClientStream pipeClient = (NamedPipeClientStream)iar.AsyncState;
pipeClient.EndWrite(iar);
pipeClient.Flush();
pipeClient.Close();
pipeClient.Dispose();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
private void AsyncSend(IAsyncResult iAsyncResult)
{
try
{
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iAsyncResult.AsyncState;
pipeStream.EndWrite(iAsyncResult);
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch (Exception exception)
{
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iar.AsyncState;
pipeStream.EndWrite(iar);
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch (Exception except)
{
throw new SystemException(except.Message);
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
// Get the pipe
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iar.AsyncState;
// End the write
pipeStream.EndWrite(iar);
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch
{
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
// Get the pipe
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iar.AsyncState;
// End the write
pipeStream.EndWrite(iar);
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch (Exception oEX)
{
Console.WriteLine(oEX.Message);
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
// Get the pipe
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iar.AsyncState;
// End the write
pipeStream.EndWrite(iar);
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
//PipeFinished.Invoke(this, new EventArgs());
}
catch (Exception oEX)
{
Debug.WriteLine(oEX.Message);
}
}
private void AsyncSend(IAsyncResult iar)
{
try
{
// Get the pipe
NamedPipeClientStream pipeStream = (NamedPipeClientStream)iar.AsyncState;
// End the write
pipeStream.EndWrite(iar);
Debug.WriteLine("[Client] Pipe successfully send data.");
pipeStream.Flush();
pipeStream.Close();
pipeStream.Dispose();
}
catch (Exception oEX)
{
Debug.WriteLine(oEX.Message);
}
}
bool Yaz(NamedPipeClientStream Akış, int ZamanAşımı_msn, byte[] Girdi, int Adet)
{
try
{
int Tik = Environment.TickCount + ZamanAşımı_msn;
IAsyncResult Döngü = Akış.BeginWrite(Girdi, 0, Adet, null, null);
while (Environment.TickCount < Tik && !Döngü.IsCompleted)
{
Thread.Sleep(2);
}
if (Döngü.IsCompleted)
{
Akış.EndWrite(Döngü);
return(true);
}
}
catch (Exception) { }
return(false);
}
