private void Begin(bool init)
{
if (init)
{
if (_buffer != null && !_processingHeader)
{
string message = Encoding.Unicode.GetString(_buffer);
Log("Received message: [" + message + "] (" + _buffer.Length + " bytes).");
if (RaiseReceivedMessage != null)
{
RaiseReceivedMessage.Invoke(this, message);
}
}
_processingHeader = !_processingHeader;
int len = _processingHeader ? 4 : BitConverter.ToInt32(_buffer, 0);
if (len < 0)
{
Log("Got invalid length, synchro lost. Aborting!");
_pipeStream.Close();
return;
}
_buffer = new byte[len];
_cursor = 0;
if (!_processingHeader && _buffer.Length == 0)
{
// we have NO DATA to read, notify of empty message and wait to read again.
Log("Empty message.");
Begin(true);
return;
}
}
try
{
int bufferLength = _buffer.Length - _cursor;
_pipeStream.BeginRead(_buffer, _cursor, bufferLength, WhenReceived, null);
Log("Waiting to read (" + bufferLength + " bytes).");
}
catch (ObjectDisposedException)
{
Log("Nothing to read, connection closed.");
}
catch (IOException e)
{
Log("Begin Read error:" + e);
}
}
private void Session_RaiseReceivedMessage(object sender, string args)
{
//forward
RaiseReceivedMessage?.Invoke(sender, args);
}
