private void HandleTcpClientAccepted(IAsyncResult ar)
{
if (IsRunning)
{
TcpListener tcpListener = (TcpListener)ar.AsyncState;
TcpClient tcpClient = tcpListener.EndAcceptTcpClient(ar);
byte[] buffer = new byte[tcpClient.ReceiveBufferSize];
SimpleProtocolFilter prot = new SimpleProtocolFilter();
TcpClientState internalClient = new TcpClientState(tcpClient, buffer, prot);
lock (this.clients) {
this.clients.Add(internalClient);
RaiseClientConnected(tcpClient);
}
NetworkStream networkStream = internalClient.NetworkStream;
networkStream.BeginRead(
internalClient.Buffer,
0,
internalClient.Buffer.Length,
HandleDatagramReceived,
internalClient);
tcpListener.BeginAcceptTcpClient(
new AsyncCallback(HandleTcpClientAccepted), ar.AsyncState);
}
}
private void HandleTcpClientAccepted(IAsyncResult ar)
{
if (!IsRunning)
{
return;
}
TcpListener tcpListener = (TcpListener)ar.AsyncState;
TcpClient tcpClient = tcpListener.EndAcceptTcpClient(ar);
if (!tcpClient.Connected)
{
return;
}
byte[] buffer = new byte[tcpClient.ReceiveBufferSize];
SimpleProtocolFilter prot = new SimpleProtocolFilter();
TcpClientState internalClient = new TcpClientState(tcpClient, buffer, prot);
// add client connection to cache
string tcpClientKey = internalClient.TcpClient.Client.RemoteEndPoint.ToString();
_clients.AddOrUpdate(tcpClientKey, internalClient, (n, o) =>
{
return(internalClient);
});
RaiseClientConnected(tcpClient);
// begin to read data
NetworkStream networkStream = internalClient.NetworkStream;
ContinueReadBuffer(internalClient, networkStream);
// keep listening to accept next connection
ContinueAcceptTcpClient(tcpListener);
}