private async void StartListening()
{
LogOutput.Trigger("Starting to listen for input.");
Listening = true;
while (Listening)
{
try
{
// Based on the protocol we've defined, the first uint is the size of the message. [UInt (4)] + [Message (1*n)] - The UInt describes the length of the message.
uint readLength = await reader.LoadAsync(sizeof(uint));
// Check if the size of the data is expected (otherwise the remote has already terminated the connection).
if (!Listening)
{
break;
}
if (readLength < sizeof(uint))
{
Listening = false;
Disconnect();
LogOutput.Trigger("The connection has been terminated.");
break;
}
uint messageLength = reader.RReadUint(); //
LogOutput.Trigger("messageLength: " + messageLength.ToString());
// Load the rest of the message since you already know the length of the data expected.
readLength = await reader.LoadAsync(messageLength);
// Check if the size of the data is expected (otherwise the remote has already terminated the connection).
if (!Listening)
{
break;
}
if (readLength < messageLength)
{
Listening = false;
Disconnect();
LogOutput.Trigger("The connection has been terminated.");
break;
}
string message = reader.ReadString(messageLength);
MessageOutput.Trigger("Received message: " + message);
if (DO_RESPONSE)
{
SendMessage("abcdefghij");
}
}
catch (Exception e)
{
// If this is an unknown status it means that the error is fatal and retry will likely fail.
if (SocketError.GetStatus(e.HResult) == SocketErrorStatus.Unknown)
{
Listening = false;
Disconnect();
LogOutput.Trigger("Fatal unknown error occurred.");
break;
}
}
}
LogOutput.Trigger("Stopped to listen for input.");
}