void OnReceived(IAsyncResult iar)
{
//Socket remoteSocket = (Socket)iar.AsyncState; // disposed
lock (this) {
if (_socket == null)
{
OnDisconnected();
}
else
{
_bReceiving = false;
int nBytesRead = 0;
try {
nBytesRead = _socket.EndReceive(iar);
} catch { }
if (nBytesRead == 0)
{
OnDisconnected();
}
else
{
string sData = Encoding.UTF8.GetString(_bytes, 0, nBytesRead);
Log("IN " + sData);
_sBuffer += sData;
Srpc.Message srpc = null;
do
{
srpc = ProcessData(ref _sBuffer);
if (srpc != null)
{
string sStatus = srpc.GetString(Srpc.Key.Status);
if (!String.IsNullOrEmpty(sStatus))
{
HandleResponse(srpc);
}
else
{
HandleRequest(srpc);
}
}
} while (srpc != null);
Receive();
}
}
}
}
private void HandleResponse(Srpc.Message response)
{
string sSrpcId = response.GetString(Srpc.Key.SrpcId);
if (!String.IsNullOrEmpty(sSrpcId))
{
if (_completions.ContainsKey(sSrpcId))
{
var fCompletion = _completions[sSrpcId];
if (fCompletion != null)
{
fCompletion(response);
}
_completions.Remove(sSrpcId);
}
}
}
void OnMessage(ref Srpc.Message request, ref Srpc.Message response)
{
string sMethod = request.GetString(Srpc.Key.Method);
switch (sMethod)
{
case Protocol.Status.Method: {
int nConnections = request.GetInt(Protocol.Status.Key.Connections);
if (nConnections > 0)
{
Invoke(() => _form.ShowConnectedAppStatus());
}
else
{
Invoke(() => _form.ShowDisconnectedAppStatus());
}
} break;
}
}