protected void OnConnection(IAsyncResult iarIn)
{
this.connected = true;
NamedPipeServerStream pipeServerLocal = (NamedPipeServerStream)iarIn.AsyncState;
pipeServerLocal.EndWaitForConnection(iarIn);
// Read the message and execute the callback on it.
byte[] buffer = new byte[BUFFER_SIZE];
pipeServerLocal.Read(buffer, 0, buffer.Length);
this.OnRead(Encoding.UTF8.GetString(buffer));
pipeServerLocal.Close();
this.connected = false;
if (!this.active)
{
// Don't continue listening.
return;
}
// Create a new recursive wait server.
pipeServerLocal = CreateServerPipe(
SimplePipePeer.FormatPipeName(this.pipeName, this.client)
);
pipeServerLocal.BeginWaitForConnection(new AsyncCallback(this.OnConnection), pipeServerLocal);
}
public void Listen()
{
try {
string pipeName = SimplePipePeer.FormatPipeName(this.pipeName, this.client);
NamedPipeServerStream pipeServerLocal = CreateServerPipe(pipeName);
pipeServerLocal.BeginWaitForConnection(new AsyncCallback(this.OnConnection), pipeServerLocal);
} catch (Exception ex) {
Debug.WriteLine(ex.Message);
}
}
public void Write(byte[] bufferIn, bool waitSync)
{
try {
NamedPipeClientStream pipeClientLocal = new NamedPipeClientStream(
".",
SimplePipePeer.FormatPipeName(this.pipeName, !this.client),
PipeDirection.InOut,
PipeOptions.Asynchronous
);
// The connect function will indefinitely wait for the pipe to become available.\
// TODO: Is this thread-safe? I don't think it is.
int localTimeoutCountdown = 0;
do
{
try {
pipeClientLocal.Connect(1000);
this.connected = true;
} catch (IOException ex) {
localTimeoutCountdown++;
if (0 <= this.ConnectionTimeout && this.ConnectionTimeout <= localTimeoutCountdown)
{
throw new TimeoutException(ex.Message);
}
}
} while(!this.connected);
if (waitSync)
{
pipeClientLocal.Write(bufferIn, 0, bufferIn.Length);
pipeClientLocal.Flush();
pipeClientLocal.Close();
pipeClientLocal.Dispose();
}
else
{
// Just kick off the process and finish it below.
pipeClientLocal.BeginWrite(bufferIn, 0, bufferIn.Length, new AsyncCallback(this.OnWrite), pipeClientLocal);
}
} catch (TimeoutException ex) {
// TODO: Does this still execute finally{} below?
throw ex;
} finally {
this.connected = false;
}
}
