Esempio n. 1
0
 private void receiveCallback(IAsyncResult AR)
 {
     try
     {
         IPEndPoint iPEndPoint = null;
         byte[]     data       = _client.EndReceive(AR, ref iPEndPoint);
         NetData    reader     = new NetData(data);
         int        cmd        = reader.GetInt();
         if (cmd == (int)Events.Connect && !_connectedToServer)
         {
             int res = reader.GetInt();
             if (res == 1)
             {
                 _connectedToServer = true;
                 if (ConnectionAcceptedEvent != null)
                 {
                     ConnectionAcceptedEvent();
                 }
                 else
                 {
                     throw new Exception("ConnectionAcceptedEvent has not been set");
                 }
             }
         }
         else if (_connectedToServer)
         {
             if (DataReceivedEvent != null)
             {
                 DataReceivedEvent(new NetData(data));
             }
             else
             {
                 throw new Exception("DataReceivedEvent has not been set");
             }
         }
         _client.BeginReceive(new AsyncCallback(receiveCallback), null);
     }
     catch (Exception ex)
     {
         throw new Exception(ex.ToString());
     }
 }
Esempio n. 2
0
        private void receiveCallback(IAsyncResult AR)
        {
            NetClient client = null;

            try
            {
                IPEndPoint fromIP = null;
                byte[]     data   = _udpServer.EndReceive(AR, ref fromIP);

                client = GetNetClientFromEndPoint(fromIP);
                if (client == null)
                {
                    client = new NetClient(fromIP);
                }

                NetData reader = new NetData(data);
                int     cmd    = reader.GetInt();
                if (cmd == (int)Events.Connect && !_connectedClients.Contains(client))
                {
                    string key = reader.GetString();
                    if (key == _connectionKey)
                    {
                        AcceptClient(client);
                    }
                    else
                    {
                        DeclineClient(client);
                    }
                }
                else
                {
                    if (DataReceivedEvent != null)
                    {
                        DataReceivedEvent(client, new NetData(data));
                    }
                    else
                    {
                        throw new Exception("DataReceivedEvent has not been set");
                    }
                }
                _udpServer.BeginReceive(new AsyncCallback(receiveCallback), null);
            }
            catch (Exception ex)
            {
                if (client != null)
                {
                    if (ClientDisconnectedEvent != null)
                    {
                        ClientDisconnectedEvent(client);
                    }
                }
            }
        }