GetStream() public method

public GetStream ( ) : NetworkStream
return NetworkStream
Esempio n. 1
1
        public Player(TcpClient client, string ip, byte id)
        {
            try
            {
                this.username = "******";
                this.plyClient = client;
                this.x = 0;
                this.y = 0;
                this.z = 0;
                this.rotx = 0;
                this.roty = 0;
                this.prefix = "";
                this.id = id;
                this.ip = ip;

                this.world = null;

                this.outQueue = new Queue<Packet>();
                this.blockQueue = new Queue<Packet>();
                this.IOThread = new Thread(PlayerIO);
                this.outputWriter = new BinaryWriter(client.GetStream());
                this.inputReader = new BinaryReader(client.GetStream());

                this.IOThread.IsBackground = true;
                this.IOThread.Start();
            }
            catch
            {
            }
        }
Esempio n. 2
0
        public static string ListFiles()
        {
            using (TcpClient socket = new TcpClient())
            {
                string total = null;
                socket.Connect(IPAddress.Loopback, PORT);

                StreamWriter output = new StreamWriter(socket.GetStream());

                // Send request type line
                output.WriteLine("LIST_FILES");
                // Send message end mark and flush it
                output.WriteLine();
                output.Flush();

                // Read response
                string line;
                StreamReader input = new StreamReader(socket.GetStream());
                while ((line = input.ReadLine()) != null && line != string.Empty)
                    total += line + "/n";

                output.Close();
                socket.Close();
                return total;
            }
        }
 public void Connect(IPEndPoint remoteAddress)
 {
     BaseSocket = new TcpClient();
     BaseSocket.Connect(remoteAddress);
     OutputStream = new StreamWriter(new BufferedStream(BaseSocket.GetStream()));
     InputStream = new StreamReader(new BufferedStream(BaseSocket.GetStream()));
 }
Esempio n. 4
0
        public Boolean Connect(String ip, int port)
        {
            try
            {
                TcpClient = new System.Net.Sockets.TcpClient();
                TcpClient.ReceiveTimeout = 5000;
                TcpClient.SendTimeout = 5000;
                TcpClient.Connect(ip, port);
                Ns = TcpClient.GetStream();

                Bw = new BinaryWriter(TcpClient.GetStream());
                Br = new BinaryReader(TcpClient.GetStream());

                IsConnected = true;
            }
            catch (Exception e)
            {
                IsConnected = false;
                Log.Cl(e.Message);
                return false;
            }

            ReceptionThread = new Thread(new ThreadStart(Run));
            ReceptionThread.IsBackground = true;
            ReceptionThread.Start();

            return true;
        }
Esempio n. 5
0
        public string Execute(string command)
        {
            try
            {
                Log.InfoFormat("Executing command {0} @{1}:{2}", command, HostName, Port);

                var client = new TcpClient(HostName, Port);

                var commandBytes = ASCIIEncoding.ASCII.GetBytes(command);

                client.GetStream().Write(commandBytes, 0, commandBytes.Length);

                var buffer = new byte[MAX_BUFFER_LENGTH];

                var readLen = client.GetStream().Read(buffer, 0, buffer.Length);

                var result = ASCIIEncoding.ASCII.GetString(buffer.Take(readLen).ToArray());

                client.Close();

                return result;
            }
            catch (Exception ex)
            {
                Log.Error(ex.Message, ex);
                throw;
            }
        }
Esempio n. 6
0
 public Form1()
 {
     InitializeComponent();
     client = new TcpClient("127.0.0.1",8888);
     r = new StreamReader(client.GetStream());
     w = new StreamWriter(client.GetStream());
 }
Esempio n. 7
0
 internal static string OpenConnection()
 {
     errorMsg = string.Empty;
     _dataBuffer = string.Empty;
     int result = 0;
     int.TryParse(ConfigurationSupport.currentPort, out result);
     try
     {
         _client = new TcpClient(ConfigurationSupport.currentHost, result);
         string str = QuickRead(null);
         if (str != ConfigurationSupport.version)
         {
             errorMsg = errorMsg + "Mismatched versions." + Environment.NewLine;
             errorMsg = errorMsg + string.Format("SERVER: ({0})" + Environment.NewLine, str);
             errorMsg = errorMsg + string.Format("CLIENT: ({0})" + Environment.NewLine, ConfigurationSupport.version);
             CloseConnection();
         }
         if (_client.Connected)
         {
             StreamWriter writer = new StreamWriter(_client.GetStream());
             writer.WriteLine(string.Format("VersionInfo {{{0}}}", ConfigurationSupport.version));
             writer.Flush();
             _sslStreamReader = new SslStream(_client.GetStream(), false, new RemoteCertificateValidationCallback(CertificateValidationCallBack));
             try
             {
                 _sslStreamReader.AuthenticateAsClient(ConfigurationSupport.currentHost, null, SslProtocols.Ssl3, false);
             }
             catch (AuthenticationException exception)
             {
                 errorMsg = errorMsg + "SSL Authentication Error." + Environment.NewLine;
                 errorMsg = errorMsg + exception.ToString();
             }
             _sslStreamWriter = new StreamWriter(_sslStreamReader);
             _sslStreamWriter.AutoFlush = true;
             _sslStreamWriter.WriteLine(string.Format("ValidateUser {0} {1}", ConfigurationSupport.currentUsername, ConfigurationSupport.currentPassword));
             string str2 = QuickRead(_sslStreamReader);
             if (str2 == "UserID INVALID")
             {
                 CloseConnection();
                 errorMsg = "Invalid USERNAME and/or PASSWORD";
             }
             else
             {
                 isConnected = true;
                 ConfigurationSupport.userID = str2.Split(new char[0])[1];
             }
         }
     }
     catch (Exception ex)
     {
         isConnected = false;
         errorMsg = string.Format("Could not connect to {0}:{1}", ConfigurationSupport.currentHost, ConfigurationSupport.currentPort);
     }
     if (isConnected)
     {
         _readBuffer = new byte[0x100];
         _sslStreamReader.BeginRead(_readBuffer, 0, _readBuffer.Length, new AsyncCallback(SguildConnection.OnReceivedData), _client.GetStream());
     }
     return errorMsg;
 }
Esempio n. 8
0
        public void TestListen()
        {
            try
            {
                Identd.Start("username");
                Thread.Sleep( 1000 );

                TcpClient client = new TcpClient();
                client.Connect("localhost", 113);

                StreamWriter writer = new StreamWriter( client.GetStream() );
                writer.WriteLine( "a query" );
                writer.Flush();

                StreamReader reader = new StreamReader( client.GetStream() );
                string line = reader.ReadLine();

                Identd.Stop();

                Assertion.AssertEquals( "a query : USERID : UNIX : username", line.Trim() );
            }
            catch( Exception e )
            {
                Assertion.Fail("IO Exception during test:" + e);
            }
        }
Esempio n. 9
0
        public async Task HandleClientAsync(TcpClient c)
        {
            string msg = null;
            bool connected = true;

            Console.WriteLine($"Connection accepted {DateTime.Now.ToShortTimeString()}");
            using (var output = new StreamWriter(c.GetStream(), UTF32Encoding.ASCII) { AutoFlush = true })
            {
                using (var input = new StreamReader(c.GetStream(), UTF32Encoding.ASCII))
                {
                    while (connected)
                    {
                        switch (msg = await input.ReadLineAsync())
                        {
                            case "done":
                                connected = false;
                                break;
                            default:
                                await output.WriteLineAsync(msg);
                                break;
                        }
                    }
                }

            }
            c.Close();
            Console.WriteLine("bye...");
        }
Esempio n. 10
0
 static void Main(string[] args)
 {
     TcpClient cl = new TcpClient();
     IPEndPoint iep = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 9000);
     cl.Connect(iep);
     Console.WriteLine("Connected to Server!!!");
     //NetworkStream ns = new NetworkStream();
     StreamReader sr = new StreamReader(cl.GetStream());
     StreamWriter sw = new StreamWriter(cl.GetStream());
     string st = sr.ReadLine();
     Console.WriteLine("Server:{0}",st);
     while (true)
     {
         //string st;
         Console.Write("Nhap du lieu gui len Server:");
         st = Console.ReadLine();
         sw.WriteLine(st);
         sw.Flush();
         if (st.ToUpper().Equals("QUIT"))
             break;
         st = sr.ReadLine();
         Console.WriteLine("Data From Server:{0}", st);
     }
     sw.Close();
     sr.Close();
     cl.Close();
     //ns.Close();
 }
 public string GetCompletion(string[] args)
 {
     if (args == null || haxeProcess == null)
         return string.Empty;
     if (!IsRunning()) StartServer();
     try
     {
         var client = new TcpClient("127.0.0.1", port);
         var writer = new StreamWriter(client.GetStream());
         writer.WriteLine("--cwd " + (PluginBase.CurrentProject as HaxeProject).Directory);
         foreach (var arg in args)
             writer.WriteLine(arg);
         writer.Write("\0");
         writer.Flush();
         var reader = new StreamReader(client.GetStream());
         var lines = reader.ReadToEnd();
         client.Close();
         return lines;
     }
     catch(Exception ex)
     {
         TraceManager.AddAsync(ex.Message);
         if (!failure && FallbackNeeded != null)
             FallbackNeeded(false);
         failure = true;
         return string.Empty;
     }
 }
        //method: UserConnectionToServer
        //description: initializes a new user connection to the server
        //params: Control owner - owner
        //        string server - server
        //        int port - port
        //        string userName - user's name/username
        //returns: void
        //throws ArgumentException and SocketException and IOException
        public UserConnectionToServer(Control owner, string server, int port, string userName)
        {
            this.owner = owner;

            //get name
            userName = userName.Trim();
            if(userName == "") {
                throw new ArgumentException("Name cannot be blank.", "userName");
            }

            //try to connect
            socket = new TcpClient(server, port);
            reader = new LinePeekableReader(new StreamReader(socket.GetStream()));
            writer = new StreamWriter(socket.GetStream());

            //identify as a user and provide name
            writer.WriteLine("user");
            writer.WriteLine(userName);
            writer.Flush();

            //start reading from server
            Thread thread = new Thread(ConnectionReader);
            thread.IsBackground = true;
            thread.Start();
        }
Esempio n. 13
0
        public void Init(TcpClient tcpclient, int maxPackSize = 2048)
        {
            if (!tcpclient.Connected) throw new Exception("Must be connected");
            _tcpClient = tcpclient;

            base.Init(tcpclient.GetStream(), tcpclient.GetStream(), maxPackSize);
        }
Esempio n. 14
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        public override bool Initialize()
        {
            Logger.Log($"Connecting to Twitch IRC -> {Account.Username}");

            _Client = new TcpClient();
            _Client.ConnectAsync("irc.twitch.tv", 6667).Wait();

            _Writer = new StreamWriter(_Client.GetStream());
            _Reader = new StreamReader(_Client.GetStream());

            Logger.Log("Sending login credentials");

            _SendStringRaw($"PASS {Account.OAuth}");
            _SendStringRaw($"NICK {Account.Username}");

            var response = IRCMessage.Parse(_Reader.ReadLine());
            if (response.Type != "001")
            {
                Logger.Log("Server did not return expected login message");
                return false;
            }

            // runners
            new Thread(_SendRunner).Start();
            new Thread(_ReceiveRunner).Start();

            Logger.Log("Connecting to channels");
            foreach (var c in Channels)
                _SendString($"JOIN #{c}", MessagePriority.Medium);

            return true;
        }
Esempio n. 15
0
 private void ConnectButton_Click(object sender, EventArgs e)
 {
     if ((tcpClient == null) || (!tcpClient.Connected))
     {
         tcpClient = new TcpClient();
         try
         {
             MessageLabel.Text = "Connecting...";
             Application.DoEvents();
             tcpClient.Connect(TransportHostTextBox.Text, (int)TransportPortNumericUpDown.Value);
             streamWriter = new StreamWriter(tcpClient.GetStream());
             streamWriter.AutoFlush = true;
             streamReader = new StreamReader(tcpClient.GetStream());
             backgroundWorker.RunWorkerAsync();
             ConnectButton.Text = "Dis&connect";
             MessageLabel.Text = "Connected";
             TransportHostTextBox.Enabled = false;
             TransportPortNumericUpDown.Enabled = false;
             JabberIDTextBox.Enabled = false;
             Authenticated = false;
             skypeProxy.Command("GET CURRENTUSERHANDLE");
         }
         catch (SocketException ex)
         {
             MessageLabel.Text = ex.Message;
             tcpClient = null;
         }
     }
     else
     {
         backgroundWorker_RunWorkerCompleted(sender, null);
     }
 }
Esempio n. 16
0
		public string connect()
		{
			//Initialize to the pop server.  This code snipped "borrowed"
			//with some modifications...
			//from the article "Retrieve Mail From a POP3 Server Using C#" at
			//www.codeproject.com by Agus Kurniawan
			//http://www.codeproject.com/csharp/popapp.asp

			// create server with port 110
			Server = new TcpClient(pop,110);								
		
			try
			{
				// initialization
				NetStrm = Server.GetStream();
				RdStrm= new StreamReader(Server.GetStream());

				//The pop session is now in the AUTHORIZATION state
				state=connect_state.AUTHORIZATION ;
				return(RdStrm.ReadLine ());
			}			
			catch(InvalidOperationException err)
			{
				return("Error: "+err.ToString());
			}

		}
Esempio n. 17
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        public void Connect(IPEndPoint endPoint, bool secure, bool rogue)
        {
            _connection = new TcpClient();

            _connection.Connect(endPoint);

            if (secure)
            {
                if (rogue)
                {
                    _stream = _connection.GetStream();

                    SendGarbage();
                }
                else
                {
                    var sslStream = new SslStream(_connection.GetStream(), false, (p1, p2, p3, p4) => true);

                    sslStream.AuthenticateAsClient(
                        "localhost",
                        null,
                        SslProtocols.Tls,
                        false
                    );

                    _stream = sslStream;
                }
            }
        }
        private static void StopIBController()
        {
            // Stop IBController if it's still running. IBController listens on a port
            // for three commands: STOP, EXIT, and ENABLEAPI. Here we send a STOP, then
            // an EXIT to cleanly shutdown TWS.
            try
            {
                byte[] stop = Encoding.Default.GetBytes("STOP\n");
                byte[] exit = Encoding.Default.GetBytes("EXIT\n");

                // connect to the IBController socket
                TcpClient tcp = new TcpClient(Settings.Default.IBControllerIp, Settings.Default.IBControllerPort);

                // send the "STOP" byte array to the IBController socket
                tcp.GetStream().Write(stop, 0, stop.Length);

                // send the "EXIT" command
                tcp.GetStream().Write(exit, 0, exit.Length);
            }
            catch (SocketException sockEx)
            {
                StringBuilder builder = new StringBuilder();
                builder.AppendFormat("IBController socket exeception: {0}\n", sockEx.Message);
                builder.AppendLine("Check the IP setting in IBController.ini,");
                builder.AppendLine("ensure it matches the setting in IBControllerService.config.");
                Logger.Instance.WriteError(builder.ToString());

                if (sockEx.InnerException != null)
                    Logger.Instance.WriteError("Inner Exception: {0}", sockEx.InnerException.Message);
            }
            catch (Exception ex)
            {
                Logger.Instance.WriteError(ex.Message);
            }
        }
Esempio n. 19
0
        public StreamingAPIConnect(StreamingListener sl, string ip, int port, LoginResponse lr, bool secure)
        {
            this.sl = sl;
            this.streamingSessionId = lr.StreamingSessionId;
            apiSocket = new System.Net.Sockets.TcpClient(ip, port);
            if (secure)
            {
                SslStream ssl = new SslStream(apiSocket.GetStream());
                ssl.AuthenticateAsClient("xtb.com"); //hardcoded domain, because we use ip-version of the address
                apiWriteStream = new StreamWriter(ssl);
                apiBufferedReader = new StreamReader(ssl);
            }
            else
            {
                NetworkStream ns = apiSocket.GetStream();
                apiWriteStream = new StreamWriter(ns);
                apiBufferedReader = new StreamReader(ns);
            }

            Thread t = new Thread(delegate()
            {
                while (running)
                {
                    readStreamMessage();
                    Thread.Sleep(50);
                }
            });
            t.Start();
            //System.Threading.Timer t = new System.Threading.Timer(o => readStreamMessage(), null, 0, 10);
        }
Esempio n. 20
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 public TcpConnection(TcpClient socket)
 {
     if (socket == null) throw new ArgumentNullException("socket");
     _socket = socket;
     _inputStream = new StreamReader(socket.GetStream());
     _outputStream = new StreamWriter(socket.GetStream());
 }
Esempio n. 21
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 private void button1_Click(object sender, EventArgs e)
 {
     try
     {
         endereco_ip = IPAddress.Parse("127.0.0.2");
         servidor = new TcpClient();
         servidor.Connect(endereco_ip, 2502);
         conectado = true;
         enviador = new StreamWriter(servidor.GetStream());
         enviador.WriteLine("3");
         enviador.Flush();
         enviador = new StreamWriter(servidor.GetStream());
         enviador.Write(NomeUsuario);
         enviador.Flush();
         enviador = new StreamWriter(servidor.GetStream());
         enviador.WriteLine(txt_senha.Text);
         enviador.Flush();
         comunicacao = new Thread(new ThreadStart(RespostaServidor));
         comunicacao.Start();
         status.Text = "Conectado";
     }
     catch (Exception erro) {
         MessageBox.Show(erro.Message.ToString(), "Erro", MessageBoxButtons.OK);
     }
 }
Esempio n. 22
0
        public GameClient(TcpClient selfClient, Guid onlineId, IClientKiller killer, ChatManager manager, GameLoop game)
        {
            _self = selfClient;
            _self.NoDelay = true;
            _self.Client.NoDelay = true;
            _reader = new BinaryReader(_self.GetStream());
            _writer = new BinaryWriter(_self.GetStream());
            _clientKiller = killer;
            _game = game;
            ChatManager chatManager = manager;
            chatManager.Join(this);
            _auth = AuthorisationManager.Resolve();

            _packetReader = PacketReader.Resolve<ServerPacketReader>();
            _packetReader.InitialiseMapping();

            OnlineId = onlineId;
            _active = true;

            _subs = new List<PacketSubscriber>
                    {
                        this,
                        _game,
                        chatManager
                    };

            Task.Factory.StartNew(Receive);
        }
Esempio n. 23
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        public RemoteProcessClient(string host, int port)
        {
            client = new TcpClient(host, port) {SendBufferSize = BufferSizeBytes, ReceiveBufferSize = BufferSizeBytes};

            reader = new BinaryReader(client.GetStream());
            writer = new BinaryWriter(client.GetStream());
        }
Esempio n. 24
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        public Session( World _world, TcpClient _client ) {

            world = _world;
            loginTime = DateTime.Now;

            canReceive = true;
            canQueue = true;
            canSend = false;
            canDispose = false;

            outputQueue = new Queue<Packet>();
            priorityOutputQueue = new Queue<Packet>();
            queueLock = new object();
            priorityQueueLock = new object();

            client = _client;
            client.SendTimeout = 10000;
            client.ReceiveTimeout = 10000;
            
            reader = new BinaryReader( client.GetStream() );
            writer = new PacketWriter( new BinaryWriter( client.GetStream() ) );

            world.log.Log( "Session: {0}", LogType.Debug, ToString() );

            ioThread = new Thread( IoLoop );
            ioThread.IsBackground = true;
            ioThread.Start();
        }
Esempio n. 25
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        private void Connect()
        {
            try
            {
                client = new TcpClient();
                client.Connect("localhost", 1992);

                using (StreamReader reader = new StreamReader(client.GetStream(), Encoding.ASCII))
                {
                    writer = new StreamWriter(client.GetStream(), Encoding.ASCII);
                    connected = true;
                    OnConnected();

                    string line;
                    while ((line = reader.ReadLine()) != null)
                    {
                        OnData(JObject.Parse(line));
                    }
                }
            }
            catch (Exception e)
            {
                Logger.Error("Socket", "Thread crashed: " + e.ToString());
                client.Close();
                connected = false;
                OnDisconnected();
                Logger.Verbose("Socket", "Waiting before trying reconnect.");
                Util.RunLater(() => { Connect(); }, "Reconnect", TimeSpan.FromSeconds(30));
            }
        }
Esempio n. 26
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        /// <summary>
        /// Retrieves whois information
        /// </summary>
        /// <param name="domainName">The registrar or domain or name server whose whois information to be retrieved</param>
        /// <param name="recordType">The type of record i.e a domain, nameserver or a registrar</param>
        /// <returns></returns>
        public static string Lookup(string domainName, RecordType recordType)
        {
            string whoisServerName = WhoisServerResolver.GetWhoisServerName(domainName);
            using (TcpClient whoisClient = new TcpClient())
            {
                whoisClient.Connect(whoisServerName, Whois_Server_Default_PortNumber);

                string domainQuery = recordType.ToString() + " " + domainName + "\r\n";
                byte[] domainQueryBytes = Encoding.ASCII.GetBytes(domainQuery.ToCharArray());

                Stream whoisStream = whoisClient.GetStream();
                whoisStream.Write(domainQueryBytes, 0, domainQueryBytes.Length);

                StreamReader whoisStreamReader = new StreamReader(whoisClient.GetStream(), Encoding.ASCII);

                string streamOutputContent = "";
                List<string> whoisData = new List<string>();
                while (null != (streamOutputContent = whoisStreamReader.ReadLine()))
                {
                    whoisData.Add(streamOutputContent);
                }

                whoisClient.Close();

                return String.Join(Environment.NewLine, whoisData);
            }
        }
Esempio n. 27
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        private void SendAsync( )
        {
            TcpClient client = new TcpClient( Peer.EndPoint.AddressFamily );

            try
            {
                client.SendTimeout = 30;
                client.Connect( Peer.EndPoint );

                using ( BinaryReader NetworkInStream = new BinaryReader( client.GetStream( ) ) )
                using ( BinaryWriter NetworkOutStream = new BinaryWriter( client.GetStream( ) ) )
                {
                    bool sendPeers = Peer.ShouldSendPeers;
                    var header = new Header( sendPeers );
                    NetworkOutStream.Write( header.ToString( ) );
                    NetworkOutStream.Flush( );

                    // Update the statistics.
                    Peer.RegisterEvent( PeerStatistics.EventType.SentInfo );
                    if ( sendPeers )
                    {
                        log.InfoFormat( "Sent {0} peers to {1}", PeerList.Peers.Count, Peer );
                        Peer.RegisterEvent( PeerStatistics.EventType.SentPeerList );
                    }
                }
            }
            catch ( SocketException e ) { log.Info( "Error during outgoing who's-there: " + e ); }
            catch ( IOException e ) { log.Info( "Error during outgoing who's-there: " + e ); }
        }
Esempio n. 28
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		void SendTcpMethod(string[] args)
		{
			//Check for correct amount of arguments
			if (args.Length != 2)
				throw new ArgumentException("Parameters: <Destination> <Port>");

			string server = args[0];
			int servPort = Int32.Parse(args[1]);

			//Create a socket that is connected to a server on a specifed port
			TcpClient client = new TcpClient(server, servPort);
			NetworkStream netStream = client.GetStream();

			//Make an item to quote
			ItemQuote quote = new ItemQuote(12345678909876554L, "5mm Super Widgets", 1000, 1299, true, false);

			//Send text-encoded quote
			ItemQuoteEncoderText coder = new ItemQuoteEncoderText();
			byte[] codedQuote = coder.encode(quote);
			Console.WriteLine("Sening text-encoded quote (" + codedQuote.Length + " bytes): ");
			Console.WriteLine(quote);

			netStream.Write(codedQuote, 0, codedQuote.Length);

			//Receive binary-encoded quote
			ItemQuoteDecoder decoder = new ItemQuoteDecoderBin();
			ItemQuote receivedQuote = decoder.decode(client.GetStream());
			Console.WriteLine("Reveived Binary-Encode Quote:");
			Console.WriteLine(receivedQuote);

		}
Esempio n. 29
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        private static void ListLocations(string fileName)
        {
            using (TcpClient socket = new TcpClient())
            {
                socket.Connect(IPAddress.Loopback, PORT);

                StreamWriter output = new StreamWriter(socket.GetStream());

                // Send request type line
                output.WriteLine("LIST_LOCATIONS");
                // Send message payload
                output.WriteLine(fileName);
                // Send message end mark and flush it
                output.WriteLine();
                output.Flush();

                // Read response
                string line;
                StreamReader input = new StreamReader(socket.GetStream());
                while ((line = input.ReadLine()) != null && line != string.Empty)
                    Console.WriteLine(line);

                output.Close();
                socket.Close();
            }
        }
Esempio n. 30
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        public ServerConnection(string host, int port, string username, string password)
        {
            Host = host;
            Port = port;
            Username = username;
            _currentConnection = this;

            try
            {
                Client = new TcpClient(host, port);
                Reader = new StreamReader(Client.GetStream());
                Writer = new StreamWriter(Client.GetStream());

                if (password.Equals(""))
                {
                    Writer.WriteLine("M:/name " + username);
                } else
                {
                    Writer.WriteLine("M:/auth " + username + " " + password);
                }
                Writer.Flush();

                Writer.WriteLine("S:Client");
                Writer.Flush();
                Writer.WriteLine("S:Account");
                Writer.Flush();
                Writer.WriteLine("S:ChannelClientList");
                Writer.Flush();
            } catch
            {
                Client = null;
            }
        }
Esempio n. 31
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    private void Listen()
    {
        try
        {
            bool done = false;
            TcpListen = new System.Net.Sockets.TcpListener(6811);
            Debug.Log(TcpListen);
            TcpListen.Start();

            System.Net.Sockets.TcpClient client = TcpListen.AcceptTcpClient();

            Debug.Log(client);
            if (client != null)
            {
                m_NetworkStream = client.GetStream();
                System.Net.Sockets.NetworkStream ns = m_NetworkStream;

                //listen Receive
                StartReceiveData();

                while (!done)
                {
                    if (ns != null)
                    {
                        continue;                        //pause one test/**/

                        Debug.Log(ns);
                        //CWritePacket packet = new CWritePacket((int)D2CMessage.EBuilding_Update);
                        //packet.WriteInt(345);
                        //packet.WriteString("keyinishihuaihaizi");
                        //packet.WriteShort(15);
                        //packet.WriteByte(10);
                        try
                        {
                            //ns.Write( packet.GetPacketByte(), 0, packet.GetPacketLen() );
                            //ns.Close();
                            //client.Close();
                        }
                        catch (System.Exception ex)
                        {
                            Debug.Log("listen error!" + ex.Message);
                        }
                    }
                }
            }
        }
        catch (System.Exception ex)
        {
            Debug.Log("listen error111!" + ex.Message);
        }
    }
Esempio n. 32
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    private void CallBackBeginReceive(System.IAsyncResult ar)
    {
        try
        {
            var bytes = this.tcpClient.GetStream().EndRead(ar);

            if (bytes == 0)
            {
                Disconnect();
                return;
            }

            var recievedMessage = Encoding.UTF8.GetString(buffer, 0, bytes);
            Debug.Log(recievedMessage);
            var m = MessageData.FromJson(recievedMessage);
            _messageData.OnNext(m);
            tcpClient.GetStream().BeginRead(buffer, 0, buffer.Length, CallBackBeginReceive, null);
        }
        catch (System.Exception e)
        {
            Disconnect();
        }
    }
    private void ConnectUnity(string host, string port)
    {
#if !UNITY_EDITOR
        errorStatus = "Unity TCP client used in UWP!";
#else
        System.Net.IPAddress MyMSIipAddress;
        System.Net.IPAddress ServerAddress;
        try
        {
            if (exchangeThread != null)
            {
                StopExchange();
            }

            //if (GameSettings.Instance == null) { OTHERipAddress = System.Net.IPAddress.Parse("192.168.1.3"); }
            //else
            //{

            //    OTHERipAddress = System.Net.IPAddress.Parse(GameSettings.Instance.My_Partner_IP);

            //}
            int portint = Int32.Parse(port);

            MyMSIipAddress = System.Net.IPAddress.Parse("192.168.1.2");
            ServerAddress  = System.Net.IPAddress.Parse("192.168.1.3");
            System.Net.IPEndPoint ipLocalEndPoint = new System.Net.IPEndPoint(MyMSIipAddress, portint);
            // TcpClient clientSocket = new TcpClient(ipLocalEndPoint);
            // clientSocket.Connect(remoteHost, remotePort);

            // client = new System.Net.Sockets.TcpClient(host, Int32.Parse(port));
            client = new System.Net.Sockets.TcpClient(ipLocalEndPoint);
            client.Connect(ServerAddress, 50111);
            TrackingManager.DisplayReceivedMessage("yo connecting to port" + port);
            stream = client.GetStream();
            reader = new StreamReader(stream);
            writer = new StreamWriter(stream)
            {
                AutoFlush = true
            };

            RestartExchange();
            successStatus = "Connected!";
        }
        catch (Exception e)
        {
            errorStatus = e.ToString();
        }
#endif
    }
    private void ConnectToServer()
    {
        try {
            string[] ss = server.Split(':');
            tcp = new System.Net.Sockets.TcpClient(ss [0], int.Parse(ss [1]));
            //NetworkStreamを取得する
            ns = tcp.GetStream();

//            masks = new byte[(int)(Mathf.Ceil (modules.Length / 7f))];
//            buf = new byte[modules.Length * 5];
        } catch (Exception e) {
            print(e);

            return;
        }

        isConnectedToServer = true;
    }
Esempio n. 35
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 public async System.Threading.Tasks.Task <string> Connect(string ip_addr, string port)
 {
     connectSocket = new System.Net.Sockets.TcpClient();
     try
     {
         await connectSocket.ConnectAsync(ip_addr, Int32.Parse(port));
     }
     catch (Exception ex)
     {
         _canConnect = false;
         Debug.Log(ex);
         throw new Exception("Server not found at: " + ip_addr);
     }
     streamOut  = connectSocket.GetStream();
     writer     = new StreamWriter(streamOut);
     reader     = new StreamReader(streamOut);
     _connected = true;
     return(null);
 }
Esempio n. 36
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    public DateTime GetOnlineDate()
    {
        DateTime OnlineDate;
        var      client = new System.Net.Sockets.TcpClient("time.nist.gov", 13);

        if (CheckForInternetConnection())
        {
            using (var streamReader = new System.IO.StreamReader(client.GetStream()))
            {
                var response          = streamReader.ReadToEnd();
                var utcDateTimeString = response.Substring(7, 17);
                OnlineDate = DateTime.ParseExact(utcDateTimeString, "yy-MM-dd HH:mm:ss", System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.AssumeUniversal);
            }
            return(OnlineDate);
        }
        else
        {
            return(DateTime.Now);
        }
    }
    //Connect using the Unity codebase
    private void ConnectUnity(string host, int port)
    {
#if !UNITY_EDITOR
        Debug.Log("Unity TCP client used in UWP!");
#else
        try
        {
            //Setup the connection
            client = new System.Net.Sockets.TcpClient(host, port);

            //Start recieving server information on a sepparete thread
            client.GetStream().BeginRead(readBuffer, 0, READ_BUFFER_SIZE, new AsyncCallback(DoReadUnity), null);

            Debug.Log("Connection Succeeded");
        }

        catch (Exception ex)
        {
            Debug.Log("Connection failed" + ex + "\n");
        }
#endif
    }
Esempio n. 38
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        private static byte[] sendMessage(byte[] messageBytes)
        {
            const int bytesize = 1024 * 1024;

            try                                                                                            // Try connecting and send the message bytes
            {
                System.Net.Sockets.TcpClient client = new System.Net.Sockets.TcpClient("127.0.0.1", 1234); // Create a new connection
                NetworkStream stream = client.GetStream();

                stream.Write(messageBytes, 0, messageBytes.Length); // Write the bytes
                messageBytes = new byte[bytesize];                  // Clear the message

                // Clean up
                stream.Dispose();
                client.Close();
            }
            catch (Exception e) // Catch exceptions
            {
                MessageBox.Show(e.Message);
            }

            return(messageBytes); // Return response
        }
Esempio n. 39
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        private void sendMessage(string deviceName, string command, int value)
        {
            NetworkStream serverStream = sock.GetStream();

            //calculate actual value to pass to motor. value of 64 is stop, > 64 is forward, < 64 is backwards. range is 0-128
            value = (value * ((addValue) ? 1 : -1)) + 64;
            byte[] outStream = System.Text.Encoding.ASCII.GetBytes(deviceName + ", " + command + ", " + value + ":!");
            string sendData  = System.Text.Encoding.ASCII.GetString(outStream);

            serverStream.Write(outStream, 0, outStream.Length);
            serverStream.Flush();

            //TODO: have this recieve command back
            //TODO: after recieving, compare to sent message to check for transmission errors
            //TODO: implement timeout on recieving to ensure connection isnt lost

            //read back buffer. We were getting issues, so commented out for now
            byte[] inStream = new byte[99999];
            serverStream.Read(inStream, 0, (int)sock.ReceiveBufferSize);
            string returnData = System.Text.Encoding.ASCII.GetString(inStream);

            lblDisplay.Text = returnData;
        }
Esempio n. 40
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    public void StartIRC()
    {
        System.Net.Sockets.TcpClient sock = new System.Net.Sockets.TcpClient();
        sock.Connect(server, port);
        if (!sock.Connected)
        {
            Debug.Log("Failed to connect!");
            return;
        }
        var networkStream = sock.GetStream();
        var input         = new System.IO.StreamReader(networkStream);
        var output        = new System.IO.StreamWriter(networkStream);

        if (genericIRC)
        {
            // output.WriteLine("PASS " + password);
            output.WriteLine("NICK " + nickName.ToLower());
            output.Flush();
            string USER = "******" + nickName + " 0 * :" + nickName;
            output.WriteLine(USER);
            output.Flush();
        }
        else
        {
            //Send PASS & NICK.
            output.WriteLine("PASS " + oauth);
            output.WriteLine("NICK " + nickName.ToLower());
            output.Flush();
        }

        //output proc
        outProc = new System.Threading.Thread(() => IRCOutputProcedure(output));
        outProc.Start();
        //input proc
        inProc = new System.Threading.Thread(() => IRCInputProcedure(input, networkStream));
        inProc.Start();
    }
Esempio n. 41
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        public MyStatus(System.Net.Sockets.TcpClient clientSocket_, Form parent_)
        {
            InitializeComponent();
            parent = parent_;
            string        myStatusMsg  = "225";
            NetworkStream serverStream = clientSocket_.GetStream();

            byte[] outStream = System.Text.Encoding.ASCII.GetBytes(myStatusMsg);
            serverStream.Write(outStream, 0, outStream.Length);
            serverStream.Flush();

            byte[] inStream = new byte[3 + 4]; //3 bytes of msg code and 4 bytes of number of games
            serverStream.Read(inStream, 0, 7);
            string returndata = System.Text.Encoding.ASCII.GetString(inStream);
            // 126   0000   000000  000000  0000
            // code  games  right   wrong   avg
            int numOfgames = int.Parse(returndata.Substring(3, 4));

            if (numOfgames != 0)
            {
                inStream = new byte[6 + 6 + 4];
                serverStream.Read(inStream, 0, 16);
                returndata = System.Text.Encoding.ASCII.GetString(inStream);

                numOfGames.Text    += numOfgames;
                numOfRightAns.Text += int.Parse(returndata.Substring(0, 6)).ToString();
                numOfWrongAns.Text += int.Parse(returndata.Substring(6, 6)).ToString();
                AvgTimeForAns.Text += float.Parse(returndata.Substring(12, 2) + "." + returndata.Substring(14, 2)).ToString();
            }
            else
            {
                numOfGames.Text    += "0";
                numOfRightAns.Text += "0";
                numOfWrongAns.Text += "0";
                AvgTimeForAns.Text += "0";
            }
        }
Esempio n. 42
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        byte[] readBytes;                               // receieve data buffer


        /**
         *  @brief      TcpClientStart
         *  @param[in]  string  ipAddStr    ServerIPAddress
         *  @param[in]  int     portno      PortNo
         *  @param[in]  string  sndStr      送信文字列
         *  @return     void
         *  @note       TcpClient接続、コマンド送信、受信待ち開始
         */
        bool TcpClientStart(string ipAddStr, int portno, string sndStr)
        {
            try
            {
                readBytes = new byte[512];

                // TcpClinet でコマンド送信
                tcpClient = new System.Net.Sockets.TcpClient(ipAddStr, portno);
                ntstrm    = tcpClient.GetStream();

                // コマンドを Byte型に変換
                sndStr = sndStr + "\r\n";
                byte[] sendBytes = Encoding.ASCII.GetBytes(sndStr);

                // コマンド送信
                ntstrm.Write(sendBytes, 0, sendBytes.Length);

                // Ack/Nack 受信待ち。 callback Method登録
                ntstrm.BeginRead(readBytes, 0, readBytes.Length, new AsyncCallback(RecvCallback), null);
                return(true);
            }
            catch (System.Net.Sockets.SocketException skerr)
            {
                if (ntstrm != null)
                {
                    ntstrm.Close();
                    ntstrm = null;
                }
                if (tcpClient != null)
                {
                    tcpClient.Close();
                    tcpClient = null;
                }
                skerr.ToString();
                return(false);
            }
        }
Esempio n. 43
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        //受信開始ボタン
        private void button3_Click(object sender, EventArgs e)
        {
            try
            {
                tcp         = new System.Net.Sockets.TcpClient(ipOrHost, port);
                tcp.NoDelay = true;

                label8.Text     = "Client:" + ipOrHost + " :" + port;
                ns              = tcp.GetStream();
                ns.ReadTimeout  = Timeout.Infinite;
                ns.WriteTimeout = Timeout.Infinite;
                enc             = System.Text.Encoding.UTF8;

                tcpflag = true;

                TcpReadThread = new Thread(TcpRead);
                TcpReadThread.IsBackground = true;
                TcpReadThread.Priority     = System.Threading.ThreadPriority.Normal;
                TcpReadThread.Start();

                MotionThread = new Thread(TcpFunc);
                MotionThread.IsBackground = true;
                MotionThread.Priority     = System.Threading.ThreadPriority.Normal;
                MotionThread.Start();
            }
            catch (Exception err)
            {
                MessageBox.Show(err.Message);
            }

            textBox7.Enabled  = true;
            groupBox2.Enabled = true;

            //タイマーの作成
            boringTimer.Interval = 1000;
            boringTimer.Tick    += new EventHandler(timer_tick);
        }
Esempio n. 44
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        private async void InitListener()
        {
            var tcpServer = new Sockets.TcpListener(IPAddress.Any, ClientListenerPort);

            tcpServer.Start();

            while (true)
            {
                tcpReciever = await tcpServer.AcceptTcpClientAsync();

                var stream = tcpReciever.GetStream();
                properlyDisconnected = false;

                while (true)
                {
                    var message = TcpUtils.ReadMessage(stream);
                    if (string.IsNullOrEmpty(message))
                    {
                        if (!properlyDisconnected)
                        {
                            Invoke(new Action(() =>
                            {
                                MessageBox.Show(this,
                                                "Соединение с сервером потеряно. Подключение будет закрыто",
                                                "Сервер отключен",
                                                MessageBoxButtons.OK, MessageBoxIcon.Information);
                                Disconnect();
                            }));
                        }
                        break;
                    }

                    message = DateTime.Now.ToString("t") + ": " + message;
                    lbMessages.Invoke(new Action(() => lbMessages.Items.Add(message)));
                }
            }
        }
Esempio n. 45
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    // Update is called once per frame
    void Update()
    {
        // Server should receive a message from the client
        NetworkStream networkStream = clientSocket.GetStream();

        byte[] bytesFrom = new byte[100000];
        networkStream.Read(bytesFrom, 0, (int)clientSocket.ReceiveBufferSize);
        dataFromClient = System.Text.Encoding.ASCII.GetString(bytesFrom);
        dataFromClient = dataFromClient.Substring(0, dataFromClient.IndexOf("\n"));

        char[] delimiterChars = { ' ', ',', '\n' };
        coordinates = dataFromClient.Split(delimiterChars);
        //ToDo - Socket info from the Barrett Arm
        double xx = Convert.ToDouble(coordinates[0]);
        double yy = Convert.ToDouble(coordinates[1]);
        double zz = Convert.ToDouble(coordinates[2]);

        /*
         * Before tranformations
         * Barrett.x = (float) yy * 10;
         * Barrett.y = (float) zz * 10;
         * Barrett.z = (float) xx * (-10);
         */
        Barrett.x = (float)xx * (-10);
        Barrett.y = (float)zz * 10;
        Barrett.z = (float)yy * (-10);

        transform.position = Barrett;


        if (Barrett.x < 10 && Barrett.x > -10 && Barrett.x < 10 && Barrett.x > -10 && Barrett.z < 0 && Barrett.z > -10)
        {
            //sw.WriteLine(Barrett.x + ", " + Barrett.y + ", " + Barrett.z);
        }

        depthPlane.transform.position = new Vector3(0, 0, transform.position.z);
    }
Esempio n. 46
0
        public static void Main()
        {
            try
            {
                var i      = 0;
                var client = new System.Net.Sockets.TcpClient();
                client.Connect(Dns.GetHostName(), 2055);
                var stream = client.GetStream();
                while (i < 3)
                {
                    const string message = "client1 ";
                    var          data    = System.Text.Encoding.ASCII.GetBytes(message);
                    stream.Write(data, 0, data.Length);
                    Console.WriteLine("Sent: {0}", message);
                    data = new byte[256];
                    var bytes        = stream.Read(data, 0, data.Length);
                    var responseData = System.Text.Encoding.ASCII.GetString(data, 0, bytes);
                    Console.WriteLine("Received: {0}", responseData);
                    i++;
                }

                stream.Close();
                client.Close();
            }
            catch (ArgumentNullException e)
            {
                Console.WriteLine("ArgumentNullException: {0}", e);
            }
            catch (SocketException e)
            {
                Console.WriteLine("SocketException: {0}", e);
            }

            Console.WriteLine("\n Press Enter to continue...");
            Console.ReadLine();
        }
Esempio n. 47
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        public static void Main(string[] args)
        {
            Console.WriteLine("Client Started");
            try
            {
                clientSocket.Connect("127.0.0.1", 8888);

                NetworkStream serverStream = clientSocket.GetStream();
                byte[]        outStream    = System.Text.Encoding.ASCII.GetBytes("Message from Client$");
                serverStream.Write(outStream, 0, outStream.Length);
                serverStream.Flush();

                do
                {
                    byte[] inStream = new byte[1024];
                    serverStream.Read(inStream, 0, inStream.Length);
                    string returndata = System.Text.Encoding.ASCII.GetString(inStream);
                    Console.WriteLine("Data from Server : " + returndata);
                } while (serverStream.DataAvailable);
            }
            catch (Exception e) {
                Console.WriteLine("{0}", e.Message);
            }
        }
Esempio n. 48
0
        /// <summary>
        /// Establish the TCP connection
        /// </summary>
        /// <param name="keepalive">Wether the connection should be kept alive after a first message</param>
        /// <returns>True for success, False otherwise</returns>
        public override bool Connect(bool keepalive = true)
        {
            try
            {
                // connect socket
                connection = new System.Net.Sockets.TcpClient();
                connection.ReceiveTimeout = 2000;
                connection.Connect(EndPoint);
                System.IO.Stream connectionStream = connection.GetStream();

                Stream = new IpcStream(connectionStream, KnownTypes, Encryptor);
            } catch (SocketException e)
            {
                System.Diagnostics.Debug.WriteLine(e);
                return(false);
            }

            if (keepalive)
            {
                StartPing();
            }

            return(true);
        }
Esempio n. 49
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        public string SendAndReceive(string message)
        {
            lock (_dataLockObject)
            {
                if (_dataClient == null)
                {
                    _dataClient = new System.Net.Sockets.TcpClient();

                    _dataClient.Connect(_host, _dataPort);

                    _dataStream = OnPrepareStream(_dataClient.GetStream());
                }

                message = PrepareOutgoingMessage(message);

                var success = TcpProtocolHelper.Write(_dataStream, message);
                if (!success)
                {
                    return(null);
                }

                return(PrepareIncommingMessage(TcpProtocolHelper.Read(_dataStream)));
            }
        }
Esempio n. 50
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        public async Task ConnectAsync(CancellationToken cancellationToken = default(CancellationToken))
        {
            try
            {
                //Connect async method
                await Close();

                cancellationToken.ThrowIfCancellationRequested();
                _client = new System.Net.Sockets.TcpClient();
                cancellationToken.ThrowIfCancellationRequested();
                await _client.ConnectAsync(_server, _port);
                await CloseIfCanceled(cancellationToken);

                // get stream and do SSL handshake if applicable

                _stream = _client.GetStream();
                await CloseIfCanceled(cancellationToken);
            }
            catch (Exception e)
            {
                CloseIfCanceled(cancellationToken).Wait();
                throw;
            }
        }
Esempio n. 51
0
        public void SendData(string filename)
        {
            //string filename = @"C:\temp\torrent\files\Lynda Python Essential Training\01. Introduction\01_01-Welcome.mp4";

            byte[] fileBytes = System.IO.File.ReadAllBytes(filename);

            Console.WriteLine(fileBytes.Length);

            //return;

            NetworkStream serverStream = clientSocket.GetStream();

            //byte[] outStream = System.Text.Encoding.ASCII.GetBytes("Message from Client$");
            //serverStream.Write(outStream, 0, outStream.Length);
            serverStream.Write(BitConverter.GetBytes(fileBytes.Length), 0, 4);
            serverStream.Write(fileBytes, 0, fileBytes.Length);
            //serverStream.Flush();

            byte[] inStream = new byte[1024];
            serverStream.Read(inStream, 0, 1024);
            string returndata = System.Text.Encoding.ASCII.GetString(inStream);

            msg("Data from Server : " + returndata);
        }
Esempio n. 52
0
        private void beginTradingToolStripMenuItem_Click(object sender, EventArgs e)
        {
            // Create three stocks and add them to the market
            Subject = new RealTimedata();

            // In this lab assignment we will add three companies only using the following format:
            // Company symbol , Company name , Open price
            Subject.addCompany("MSFT", "Microsoft Corporation", 46.13);
            Subject.addCompany("AAPL", "Apple Inc.", 105.22);
            Subject.addCompany("FB", "Facebook, Inc.", 80.67);

            this.watchToolStripMenuItem.Visible        = true;
            this.ordersToolStripMenuItem.Visible       = true;
            this.beginTradingToolStripMenuItem.Enabled = false;
            this.marketToolStripMenuItem.Text          = "&Join <<Connected>>";

            clientSocket.Connect(txtServerIP.Text, Convert.ToInt32(txtServerPort.Text));
            System.Net.Sockets.NetworkStream netStream = clientSocket.GetStream();
            Byte[] sendRegister = Encoding.UTF8.GetBytes("REGISTER/" + txtUsername.Text + "/" + txtClientIP.Text + "/" + txtClientPort.Text);
            netStream.Write(sendRegister, 0, sendRegister.Length);

            MarketDepthSubMenu(this.marketByOrderToolStripMenuItem1);
            MarketDepthSubMenu(this.marketByPriceToolStripMenuItem1);
        }
Esempio n. 53
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        private void Run()
        {
            Task.Run(async() =>
            {
                try
                {
                    using (_remoteClient)
                        using (client)
                        {
                            await client.ConnectAsync(_remoteServer.Address, _remoteServer.Port);
                            var serverStream = client.GetStream();
                            var remoteStream = _remoteClient.GetStream();

                            await Task.WhenAny(remoteStream.CopyToAsync(serverStream), serverStream.CopyToAsync(remoteStream));
                        }
                }
                catch (Exception) { }
                finally
                {
                    Console.WriteLine($"Closed {_clientEndpoint} => {_remoteServer}");
                    _remoteClient = null;
                }
            });
        }
Esempio n. 54
0
        private void button1_Click(object sender, EventArgs e)
        {// these codes are sending arithmatic expression only one time to server
            NetworkStream netStream = clientSocket.GetStream();
            byte[] outp = System.Text.Encoding.ASCII.GetBytes(tmsgtoserver.Text + "$");
            netStream.Write(outp, 0, outp.Length);
            netStream.Flush();

            byte[] inp = new byte[20000];
            string returndata = System.Text.Encoding.ASCII.GetString(inp);

            tmsgtoserver.Text = "";
            tmsgtoserver.Focus();
            //these codes are for retrieving answer from server
            byte[] bytes = new byte[clientSocket.ReceiveBufferSize];

            // Read can return anything from 0 to numBytesToRead.
            netStream.Read(bytes, 0, (int)clientSocket.ReceiveBufferSize);

            // Returns the data received from the host to the console.
            string dat = System.Text.Encoding.UTF8.GetString(bytes);

            lans.Text = dat;

        }
Esempio n. 55
0
    public void connectToBot()
    {
        clientSocket = new System.Net.Sockets.TcpClient();
        log.logMsg(log.messages[0], log.normalColor);
        try
        {
            clientSocket.Connect(BotIP, BotPort);
            stream = clientSocket.GetStream();
        }
        catch (SocketException e)
        {
            log.logMsg(log.messages[3], log.warningColor);
            // Debug.Log(e.Message);
            connectedFalse();
        }

        if (clientSocket != null && clientSocket.Connected)
        {
            mjpeg.streamAddress = "http://" + BotIP + ":" + BotCameraPort.ToString() + "/stream.mjpg";
            connectedTrue();
            log.logMsg(log.messages[1], log.normalColor);
            log.inputKeyboardSelected();
        }
    }
Esempio n. 56
0
        public void ServerThreadProc()
        {
            while (true)
            {
                try
                {
                    // 處理用戶端連線
                    tcpClient = tcpListener.AcceptTcpClient();

                    // 取得本機相關的網路資訊
                    IPEndPoint serverInfo = (IPEndPoint)tcpListener.LocalEndpoint;

                    // 以Client屬性取得用戶端之Socket物件
                    Socket clientSocket = tcpClient.Client;

                    // 取得連線用戶端相關的網路連線資訊
                    IPEndPoint clientInfo = (IPEndPoint)clientSocket.RemoteEndPoint;

                    Console.WriteLine("Client: " + clientInfo.Address.ToString() + ":" + clientInfo.Port.ToString());
                    Console.WriteLine("Server: " + serverInfo.Address.ToString() + ":" + serverInfo.Port.ToString());

                    // 取得伺服端的輸出入串流
                    NetworkStream networkStream = tcpClient.GetStream();

                    // 判斷串流是否支援讀取功能
                    if (networkStream.CanRead)
                    {
                        byte[] bytes         = new byte[1024];
                        int    bytesReceived = 0;
                        string data          = null;

                        do
                        {
                            // 自資料串流中讀取資料
                            bytesReceived = networkStream.Read(bytes, 0, bytes.Length);

                            data += Encoding.ASCII.GetString(bytes, 0, bytesReceived);
                        } while (networkStream.DataAvailable); // 判斷串流中的資料是否可供讀取

                        Console.WriteLine("接收的資料內容: " + "\r\n" + "{0}", data + "\r\n");
                    }
                    else
                    {
                        Console.WriteLine("串流不支援讀取功能.");
                    }

                    // 判斷串流是否支援寫入功能
                    if (networkStream.CanWrite)
                    {
                        // 測試用
                        string htmlBody   = "<html><head><title>Send Test</title></head><body><font size=2 face=Verdana>Sent OK.</font></body></html>";
                        string htmlHeader = "HTTP/1.0 200 OK" + "\r\n" + "Server: HTTP Server 1.0" + "\r\n" + "Content-Type: text/html" + "\r\n" + "Content-Length: " + htmlBody.Length + "\r\n" + "\r\n";

                        string htmlContent = htmlHeader + htmlBody;

                        // 設定傳送資料緩衝區
                        byte[] msg = Encoding.ASCII.GetBytes(htmlContent);

                        // 將資料寫入資料串流中
                        networkStream.Write(msg, 0, msg.Length);

                        Console.WriteLine("傳送的資料內容: " + "\r\n" + "{0}", Encoding.UTF8.GetString(msg, 0, msg.Length) + "\r\n");
                    }
                    else
                    {
                        Console.WriteLine("串流不支援寫入功能.");
                    }

                    // 關閉串流
                    networkStream.Close();
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.StackTrace.ToString());
                }
            }
        }
        /// <summary>
        /// Establish a connection to the server.
        /// </summary>
        public void Connect()
        {
            if (IsConnected)
            {
                Logger?.Invoke(_Header + "already connected");
                return;
            }
            else
            {
                Logger?.Invoke(_Header + "initializing client");

                InitializeClient(_Ssl, _PfxCertFilename, _PfxPassword);

                Logger?.Invoke(_Header + "connecting to " + ServerIpPort);
            }

            _TokenSource = new CancellationTokenSource();
            _Token       = _TokenSource.Token;

            IAsyncResult ar = _Client.BeginConnect(_ServerIp, _ServerPort, null, null);
            WaitHandle   wh = ar.AsyncWaitHandle;

            try
            {
                if (!ar.AsyncWaitHandle.WaitOne(TimeSpan.FromMilliseconds(_Settings.ConnectTimeoutMs), false))
                {
                    _Client.Close();
                    throw new TimeoutException("Timeout connecting to " + ServerIpPort);
                }

                _Client.EndConnect(ar);
                _NetworkStream = _Client.GetStream();

                if (_Ssl)
                {
                    if (_Settings.AcceptInvalidCertificates)
                    {
                        _SslStream = new SslStream(_NetworkStream, false, new RemoteCertificateValidationCallback(AcceptCertificate));
                    }
                    else
                    {
                        _SslStream = new SslStream(_NetworkStream, false);
                    }

                    _SslStream.AuthenticateAsClient(_ServerIp, _SslCertCollection, SslProtocols.Tls12, !_Settings.AcceptInvalidCertificates);

                    if (!_SslStream.IsEncrypted)
                    {
                        throw new AuthenticationException("Stream is not encrypted");
                    }
                    if (!_SslStream.IsAuthenticated)
                    {
                        throw new AuthenticationException("Stream is not authenticated");
                    }
                    if (_Settings.MutuallyAuthenticate && !_SslStream.IsMutuallyAuthenticated)
                    {
                        throw new AuthenticationException("Mutual authentication failed");
                    }
                }

                if (_Keepalive.EnableTcpKeepAlives)
                {
                    EnableKeepalives();
                }
            }
            catch (Exception)
            {
                throw;
            }
            finally
            {
                wh.Close();
            }

            _IsConnected  = true;
            _LastActivity = DateTime.Now;
            _IsTimeout    = false;
            _Events.HandleConnected(this, new ClientConnectedEventArgs(ServerIpPort));
            _DataReceiver      = Task.Run(() => DataReceiver(_Token), _Token);
            _IdleServerMonitor = Task.Run(() => IdleServerMonitor(), _Token);
        }
Esempio n. 58
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        static public void Run()
        {
            Console.WriteLine("IP:");
            string ipStr = Console.ReadLine();

            IPAddress ip;

            if (!IPAddress.TryParse(ipStr, out ip))
            {
                Console.WriteLine("IP地址[{0}]无效。", ipStr);
                return;
            }


            Console.WriteLine("Port:");
            string portStr = Console.ReadLine();
            ushort port;

            if (!ushort.TryParse(portStr, out port))
            {
                Console.WriteLine("端口[{0}]无效。", portStr);
                return;
            }

            IPEndPoint endPoint = new IPEndPoint(ip, port);

            System.Net.Sockets.TcpClient tcpClient = new System.Net.Sockets.TcpClient(AddressFamily.InterNetwork);
            try
            {
                Console.WriteLine("正在连接[{0}:{1}]...", ip, port);
                tcpClient.Connect(endPoint);
            }
            catch (SocketException se)
            {
                Console.WriteLine("连接失败:" + se.SocketErrorCode.ToString());
                return;
            }
            catch (Exception e)
            {
                Console.WriteLine("连接失败:" + e.Message);
                return;
            }

            NetworkStream ns = null;

            while (true)
            {
                if (ns == null)
                {
                    ns = tcpClient.GetStream();
                }

                Console.WriteLine("请输入信息:");
                string msg          = Console.ReadLine();
                byte[] msgByte      = System.Text.Encoding.UTF8.GetBytes(msg);
                byte[] msgByte_send = new byte[msgByte.Length + 1];
                for (int i = 0; i < msgByte.Length; i++)
                {
                    msgByte_send[i] = msgByte[i];
                }
                msgByte_send[msgByte_send.Length - 1] = 0;
                try
                {
                    //ns = tcpClient.GetStream();
                    ns.Write(msgByte_send, 0, msgByte_send.Length);
                    ns.Flush();
                }
                catch (SocketException se)
                {
                    Console.WriteLine("发送消息失败:" + se.SocketErrorCode.ToString());
                    return;
                }
                catch (Exception e)
                {
                    Console.WriteLine("发送消息失败:" + e.Message);
                    return;
                }

                Console.WriteLine("");
                Console.WriteLine("正在等待接收信息...");

                byte[] recMsgByte = new byte[4096];
                int    recLen;
                try
                {
                    //ns = tcpClient.GetStream();
                    recLen = ns.Read(recMsgByte, 0, recMsgByte.Length);
                }
                catch (SocketException se)
                {
                    Console.WriteLine("接收消息失败:" + se.SocketErrorCode.ToString());
                    return;
                }
                catch (Exception e)
                {
                    Console.WriteLine("接收消息失败:" + e.Message);
                    return;
                }

                string recMsg = System.Text.Encoding.UTF8.GetString(recMsgByte, 0, recLen);
                Console.WriteLine(recMsg);
                Console.WriteLine("");

                //int int32 = BitConverter.ToInt32(recMsgByte, 0);
                //string hexStr = "0x" + Convert.ToString(int32, 16);

                //Console.WriteLine(hexStr);

                if (Console.KeyAvailable)
                {
                    break;
                }
            }
        }
Esempio n. 59
0
        private void SignIn_Click(object sender, EventArgs e)
        {
            try
            {
                if (userNameBox.Text.Length == 0 || passwordBox.Text.Length == 0)
                {
                    msgToUser.Text    = "Please fill all fields";
                    msgToUser.Visible = true;
                    return;
                }
                string signInMsg = "200" +
                                   userNameBox.Text.Length.ToString().PadLeft(2, '0') + userNameBox.Text +
                                   passwordBox.Text.Length.ToString().PadLeft(2, '0') + passwordBox.Text;
                NetworkStream serverStream = clientSocket.GetStream();
                byte[]        outStream    = System.Text.Encoding.ASCII.GetBytes(signInMsg);
                serverStream.Write(outStream, 0, outStream.Length);
                serverStream.Flush();

                byte[] inStream = new byte[4];
                serverStream.Read(inStream, 0, 4);
                string returndata = System.Text.Encoding.ASCII.GetString(inStream);
                //msg(returndata);

                switch (returndata.Substring(0, 4))
                {
                case "1020":
                    //Success
                    Sign_up_outB.Text = "Sign out";
                    UserNameLable.Hide();
                    PasswordLable.Hide();
                    userNameBox.Hide();
                    passwordBox.Hide();
                    SignIn.Hide();
                    GreetingsLable.Text    = "Hello " + userNameBox.Text;
                    GreetingsLable.Visible = true;
                    TriviaLogoTop.Image    = Properties.Resources.Trivia;
                    TriviaLogoRight.Image  = Properties.Resources.Trivia;
                    TriviaLogoLeft.Image   = Properties.Resources.Trivia;
                    JoinRoom.Enabled       = true;
                    CreateRoom.Enabled     = true;
                    MyStatus.Enabled       = true;
                    BestScores.Enabled     = true;
                    JoinRoom.Show();
                    CreateRoom.Show();
                    MyStatus.Show();
                    BestScores.Show();
                    msgToUser.Text    = "";
                    msgToUser.Visible = false;
                    break;

                case "1021":
                    //Wrong Details
                    msgToUser.Text    = "Wrong Details";
                    msgToUser.Visible = true;
                    //set trivia to red
                    TriviaLogoTop.Image   = Properties.Resources.ErrorTriviaLogo;
                    TriviaLogoRight.Image = Properties.Resources.ErrorTriviaLogo;
                    TriviaLogoLeft.Image  = Properties.Resources.ErrorTriviaLogo;
                    break;

                case "1022":
                    //User is already connected
                    msgToUser.Text    = "User is already connected";
                    msgToUser.Visible = true;
                    //set trivia to red
                    TriviaLogoTop.Image   = Properties.Resources.ErrorTriviaLogo;
                    TriviaLogoRight.Image = Properties.Resources.ErrorTriviaLogo;
                    TriviaLogoLeft.Image  = Properties.Resources.ErrorTriviaLogo;
                    break;

                default:
                    msg("Got unknown code: " + returndata);
                    break;
                }
            }
            catch (Exception exc)
            {
                msg(exc.Message);
            }
        }
Esempio n. 60
0
        private void bt_login_Click(object sender, EventArgs e)
        {
            //byte[] bytes = new byte[1024];

            username = txt_username.Text;
            MessageBox.Show(username);

            //binding socket

            // eplocal = new IPEndPoint(IPAddress.Parse(SR_IP), Convert.ToInt32("12000"));
            //skt.Bind(eplocal);

            /*
             * try
             * {
             *  epremote = new IPEndPoint(IPAddress.Parse("10.0.0.2"), Convert.ToInt32("12000"));
             *  //skt.Connect("10.0.0.2",12000);
             *  skt.Connect(epremote);
             *  byte[] msg = Encoding.ASCII.GetBytes("Login");
             *  skt.Send(msg);
             *  byte[] msg1 = Encoding.ASCII.GetBytes(txt_username.Text);
             *  skt.Send(msg1);
             *  byte[] msg2 = Encoding.ASCII.GetBytes(txt_passwd.Text);
             *  skt.Send(msg2);
             *
             *  buffer = new byte[1500];
             *  skt.Receive(buffer);
             *  string returndata = System.Text.Encoding.ASCII.GetString(buffer);
             *  MessageBox.Show(returndata);
             * }
             * catch (Exception e1)
             * {
             *  MessageBox.Show("ArgumentNullException : {0}", e1.ToString());
             * }*/

            /*// start
             * byte[] bytes = new byte[1024];
             *
             * // Connect to a remote device.
             * try
             * {
             *  // Establish the remote endpoint for the socket.
             *  // This example uses port 11000 on the local computer.
             *  // IPHostEntry ipHostInfo = Dns.Resolve(Dns.GetHostName())
             *  //IPAddress ipAddress = ipHostInfo.AddressList[0];
             *  //IPEndPoint remoteEP = new IPEndPoint('10.0.0.2', 12000);
             *
             *  // Create a TCP/IP  socket.
             *
             *  // Connect the socket to the remote endpoint. Catch any errors.
             *  try
             *  {
             *      sender.Connect("10.0.0.2", 12000);
             *
             *      // Console.WriteLine("Socket connected to {0}",
             *      //   new Socket(AddressFamily.InterNetwork,
             *      //SocketType.Stream, ProtocolType.Tcp).RemoteEndPoint.ToString());
             *
             *      // Encode the data string into a byte array.
             *      byte[] msg = Encoding.ASCII.GetBytes("Login");
             *
             *      // Send the data through the socket.
             *      int bytesSent = sender.Send(msg);
             *
             *      msg = Encoding.ASCII.GetBytes(txt_username.Text);
             *      bytesSent = sender.Send(msg);
             *
             *      msg = Encoding.ASCII.GetBytes(txt_passwd.Text);
             *      bytesSent = sender.Send(msg);
             *
             *      // Receive the response from the remote device.
             *      int bytesRec = sender.Receive(bytes);
             *      Console.WriteLine("Echoed test = {0}",
             *          Encoding.ASCII.GetString(bytes, 0, bytesRec));
             *      sender.Shutdown(SocketShutdown.Both);
             *      sender.Close();
             *
             *  }
             *  catch (ArgumentNullException ane)
             *  {
             *      Console.WriteLine("ArgumentNullException : {0}", ane.ToString());
             *  }
             *  catch (SocketException se)
             *  {
             *      Console.WriteLine("SocketException : {0}", se.ToString());
             *  }
             *  catch (Exception e3)
             *  {
             *      Console.WriteLine("Unexpected exception : {0}", e3.ToString());
             *  }
             *
             * }
             * catch (Exception e4)
             * {
             *  Console.WriteLine(e4.ToString());
             * }
             * // end*/

            try
            {
                //epremote = new IPEndPoint(IPAddress.Parse("10.0.0.2"), Convert.ToInt32("12000"));
                clientSocket.Connect("10.0.0.2", 12000);
                STR_W           = new StreamWriter(clientSocket.GetStream());
                STR_R           = new StreamReader(clientSocket.GetStream());
                STR_W.AutoFlush = true;
                if (clientSocket.Connected)
                {
                    STR_W.WriteLine("Login|" + txt_username.Text + "|" + txt_passwd.Text);

                    //STR_W.WriteLine(txt_username.Text);

                    //STR_W.WriteLine(txt_passwd.Text);

                    string returndata;

                    returndata = STR_R.ReadLine();
                    if (returndata == "Failed")
                    {
                        MessageBox.Show("Username or Password is incorrect");
                    }
                    else
                    {
                        clientSocket.Close();
                        Variable.gusername = txt_username.Text;
                        Variable.gusertype = returndata;
                        MessageBox.Show("Login Successful.........!", returndata);
                        if (returndata == "admin")
                        {
                            this.Hide();
                            AdminHome frm = new AdminHome();
                            frm.Show();
                        }
                        if (returndata == "enduser")
                        {
                            this.Hide();
                            UserHome frm1 = new UserHome();
                            frm1.Show();
                        }
                        if (returndata == "secmgr")
                        {
                            this.Hide();
                            SecurityManagerHome frm2 = new SecurityManagerHome();
                            frm2.Show();
                        }
                    }

                    /* NetworkStream serverStream = clientSocket.GetStream();
                     * byte[] outStream = System.Text.Encoding.ASCII.GetBytes("Login");
                     * serverStream.Write(outStream, 0, outStream.Length);
                     * //serverStream.Flush();
                     * NetworkStream serverStream1 = clientSocket.GetStream();
                     * byte[] outStream2 = System.Text.Encoding.ASCII.GetBytes(username);
                     * serverStream1.Write(outStream, 0, outStream2.Length);
                     * // serverStream.Flush();
                     * NetworkStream serverStream2 = clientSocket.GetStream();
                     * byte[] outStream3 = System.Text.Encoding.ASCII.GetBytes(txt_passwd.Text);
                     * serverStream2.Write(outStream, 0, outStream3.Length);
                     * serverStream.Flush();
                     *
                     *                  byte[] inStream = new byte[1024];
                     * serverStream.Read(inStream, 0, inStream.Length);
                     * string returndata = System.Text.Encoding.ASCII.GetString(inStream);
                     * MessageBox.Show(returndata);*/
                }
            }


            catch (Exception e4)
            {
                Console.WriteLine(e4.ToString());
            }
        }