663 lines
24 KiB
C#
663 lines
24 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Threading;
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using System.Net.Sockets;
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using System.Net;
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using SafeMobileLib;
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using System.Linq;
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namespace CPlus_GW
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{
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class WatcherServerThread
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{
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private TcpClient client;
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private IPEndPoint serverEndPoint;
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private Thread listenThread;
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private NetworkStream clientStream;
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private UdpMulticast udpMulticast;
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byte[] message;
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private string ctrIP;
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private int port;
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string gwID;
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string report;
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int totalUsers;
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private bool isRunning = false;
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public WatcherServerThread(string ctrlIP, int port, string p_gwID, string p_report)
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{
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try
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{
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SafeMobileLib.Utils.WriteLine("WatcherServerThread Constructor");
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message = new byte[128];
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ctrIP = ctrlIP;
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this.port = port;
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totalUsers = 0;
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gwID = p_gwID;
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report = p_report;
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client = new TcpClient();
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serverEndPoint = new IPEndPoint(IPAddress.Parse(ctrIP), port);
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client.Connect(serverEndPoint);
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SafeMobileLib.Utils.WriteLine("TCP WatcherServerThread connected on " + port, ConsoleColor.Cyan);
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CPlusGW.TextQueue.PostItem("WatcherServerThread connected on " + port);
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clientStream = client.GetStream();
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//set read timeout to 35 seconds, according to Motorola Connect Plus PN_Watcher specifications
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clientStream.ReadTimeout = 35000;
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//CPlusGW.status = true;
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}
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catch (Exception ex)
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{
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SM.Debug(ex.ToString());
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}
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}
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public void Stop()
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{
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isRunning = false;
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if (clientStream != null)
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{
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clientStream.Close();
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}
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if (listenThread.IsAlive)
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{
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listenThread.Abort();
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}
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}
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public void Start()
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{
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isRunning = true;
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try
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{
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udpMulticast = new UdpMulticast(Program.cfg.multi_IP, Program.cfg.multi_port);
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//udpMulticast.OnNewDataRecv += new UdpMulticast.newData4Send(udpMulticast_OnNewDataRecv);
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SafeMobileLib.Utils.WriteLine("WatcherServerThread successfully registered to multicast group");
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//udpMulticast.StartListen();
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}
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catch (Exception ex)
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{
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SafeMobileLib.Utils.WriteLine("WatcherServerThread exception while joining the multicast group: " + ex.ToString(), ConsoleColor.Red);
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}
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listenThread = new Thread(new ThreadStart(HandleClientComm));
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listenThread.IsBackground = true;
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listenThread.Start();
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SafeMobileLib.Utils.WriteLine("============WatcherServerThread Listenning=====================================");
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}
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public void RestartTCP()
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{
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try
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{
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SafeMobileLib.Utils.WriteLine($"Reconnecting to controller ip:{ctrIP} port:{port}");
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if (client != null)
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{
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if (client.Connected)
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client.Close();
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}
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client = new TcpClient();
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serverEndPoint = new IPEndPoint(IPAddress.Parse(ctrIP), port);
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client.Connect(serverEndPoint);
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SafeMobileLib.Utils.WriteLine("WatcherServerThread connected on " + port);
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clientStream = client.GetStream();
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//set read timeout to 35 seconds, according to Motorola Connect Plus PN_Watcher specifications
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clientStream.ReadTimeout = 35000;
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//resend subscribe all
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Thread.Sleep(100);
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SubscribeALL(1234);
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}
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catch (Exception ex)
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{
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SafeMobileLib.Utils.WriteLine("Restart FAILED!!!! " + ex.Message);
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}
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}
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bool connDown = false;
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private void HandleClientComm()
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{
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while (isRunning)
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{
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try
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{
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//Console.WriteLine("Waiting for stuff...");
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//read LEN first
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byte[] msgLen = new byte[2];
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int result = clientStream.Read(msgLen, 0, msgLen.Length);
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int msgLength = msgLen[0] * 265 + msgLen[1];
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message = new byte[msgLength];
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result = clientStream.Read(message, 0, msgLength);
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//Console.Write(DateTime.Now + "-> ");
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//if we got PING send Pong
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if (message[0] == 0xff)
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{
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//Print(message, result, true, "PING");
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SafeMobileLib.Utils.WriteLine("PING received");
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CPlusGW.TextQueue.PostItem("PING received.");
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PONG();
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}
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else
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{
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//Print(message, result, true);
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NotifyRespons resp = Decode(message, result);
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int reportingInterval = 60;
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Int32.TryParse(report, out reportingInterval);
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Vehicles veh = MainForm.vehicles.FirstOrDefault(d => d.Imei.Equals(resp.SUID));
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if (veh == null)
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{
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SafeMobileLib.Utils.WriteLine($"Units {resp.SUID} not defined in the admin", ConsoleColor.White);
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Thread.Sleep(100);
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continue;
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}
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else if (!veh.Active)
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{
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SafeMobileLib.Utils.WriteLine($"Units {resp.SUID} not defined in the admin", ConsoleColor.White);
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Thread.Sleep(100);
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continue;
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}
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else
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reportingInterval = veh.GpsInterval;
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if (resp.Active)
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{
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totalUsers++;
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//SM.Debug("SU " + resp.SUID + " ON ### Total users: " + totalUsers);
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//CPlusGW.TextQueue.PostItem("Unit " + resp.SUID + " ON");
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MotoTRBOcmdMsg msg = new MotoTRBOcmdMsg();
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msg.m_cmd = (byte)MotoTRBOcmd.SET_REPORT_INTERVAL;
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msg.m_suid = resp.SUID;
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msg.m_payload = reportingInterval+"";
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CPlusGW.locationQueue.PostItem(msg);
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SendARSOnMultiCast(resp.SUID, true);
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//send sms reg msq
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SendSMSThread.Send_Reg_msg(resp.SUID + ".1");
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}
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else
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{
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totalUsers++;
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SendARSOnMultiCast(resp.SUID, false);
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//SM.Debug("SU " + resp.SUID + " OFF ### Total users: " + totalUsers);
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//CPlusGW.TextQueue.PostItem("Unit " + resp.SUID + " OFF");
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}
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String consoleMessage = "ARS " + (resp.Active ? "ON" : "OFF") + " for " + resp.SUID;
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SafeMobileLib.Utils.WriteLine("»»» " + consoleMessage, ConsoleColor.Green);
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CPlusGW.TextQueue.PostItem(consoleMessage);
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}
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}
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catch (ThreadAbortException tex)
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{
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SafeMobileLib.Utils.WriteLine("Watch server thread closed!!!", ConsoleColor.Red);
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}
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catch (Exception ex)
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{
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SafeMobileLib.Utils.WriteLine(ex.ToString(), ConsoleColor.Red);
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int count = 0;
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while(count < 300)
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{
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if (!isRunning)
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break;
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count++;
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Thread.Sleep(100);
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}
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connDown = true;
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}
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try
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{
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if (connDown)
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{
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RestartTCP();
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connDown = false;
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Thread.Sleep(1000);
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine(ex.ToString());
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connDown = true;
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}
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Thread.Sleep(100);
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}
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}
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private void SendARSOnMultiCast(string SUID, bool onOff)
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{
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//send ARS ON
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string seqID = "0.0";
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string test = "#130#" + SUID + "#" +((onOff)?"ON#":"OFF#");
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String cmdok = "#" + seqID + test; Int32 tmp = cmdok.Length + 1; tmp += tmp.ToString().Length; cmdok = "#" + tmp.ToString() + cmdok;
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System.Text.Encoding enc = System.Text.Encoding.ASCII;
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byte[] buf = enc.GetBytes(cmdok);
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//send to messagebus
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udpMulticast.Send(buf, buf.Length);
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//SM.Debug("TX:" + cmdok);
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if (onOff)//send system location just on "ON"
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{
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//send Subscriber system location
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seqID = "0.0";
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//build string
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string fullSource = Program.cfg.gatewayID.ToString() + "#1#" + SUID;//Main.GWID.ToString() + "#" + trboRemoteIP + "#" + suid;
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test = "#139#" + fullSource + "#";
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cmdok = "#" + seqID + test; tmp = cmdok.Length + 1; tmp += tmp.ToString().Length; cmdok = "#" + tmp.ToString() + cmdok;
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enc = System.Text.Encoding.ASCII;
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byte[] buf2 = enc.GetBytes(cmdok);
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//send to messagebus
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udpMulticast.Send(buf2, buf2.Length);
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//SM.Debug("TX:" + cmdok);
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}
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}
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public delegate void MessageRecv(NotifyRespons resp);
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public event MessageRecv OnMessageRecv;
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private NotifyRespons Decode(byte[] data, int recv)
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{
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//Console.WriteLine("Got notify message");
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NotifyRespons nResp = new NotifyRespons();
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nResp.Active = false; nResp.DialogID = 0; nResp.Error = true; nResp.SUID = "0";
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//int msgLength = data[0] * 265 + data[1];
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//length doesent match... return error
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//if (msgLength != recv-2) { Console.WriteLine("Received length({0}) doesent match with message length({1})..returning errror!!!",recv-2,msgLength); return nResp; }
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//test if we got at least msgLen, msgID,dialogID,subscription state
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if (recv < 6)
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{
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SafeMobileLib.Utils.WriteLine("Incorect message.Message does not have the minimum size of 6bytes. actual length=" + recv);
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SafeMobileLib.Utils.WriteLine("!!!!!!!!!!!!subscription state TLV missing!!!!!!!!!!!");
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return nResp;
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}
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//decode message ID
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int msgID = data[0];
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if (msgID != 4)
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{
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SafeMobileLib.Utils.WriteLine($"Incorect msgID:{msgID}. MsgID must be 4(reliable notify message)");
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return nResp;
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}
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//decode dialog ID
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int dialogID = data[1] * 256 + data[2];
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nResp.DialogID = dialogID;
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//Console.WriteLine("DialogID:" + dialogID);
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//next TLV are optional
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for (int i = 3; i < data.Length; i++)
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{
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switch (data[i])
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{
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case 3:
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//decode subscription state TLV
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byte tag = data[i];
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byte len = data[i + 1];
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byte value = data[i + 2];
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if (tag == 0x03 && len == 0x01)
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{
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switch (value)
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{
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case (byte)SubscriptionState.Accepted:
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//Console.WriteLine("Subscription State:" + SubscriptionState.Accepted + " value:" + value);
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break;
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case (byte)SubscriptionState.RefreshAccepted:
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//Console.WriteLine("Subscription State:" + SubscriptionState.RefreshAccepted + " value:" + value);
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break;
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case (byte)SubscriptionState.Rejected:
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//Console.WriteLine("Subscription State:" + SubscriptionState.Rejected + " value:" + value);
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break;
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case (byte)SubscriptionState.Terminated:
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//Console.WriteLine("Subscription State:" + SubscriptionState.Terminated + " value:" + value);
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break;
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}
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}
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else
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{
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SafeMobileLib.Utils.WriteLine("Unknown subscription state:" + value);
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}
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//jump to next tlv
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i += 1 + len;
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break;
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//decode Expires TLV
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case 1:
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tag = data[i];
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len = data[i + 1];
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byte[] value_arr = new byte[len];
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Array.Copy(data, i + 2, value_arr, 0, len);
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int expireTime = ConvertByteArr2Int(value_arr);
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//Console.WriteLine("Expire time:" + expireTime);
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//jump to next tlv
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i += 1 + len;
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break;
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//Decode Entity TLV
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case 10:
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tag = data[i];
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len = data[i + 1];
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value_arr = new byte[len];
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Array.Copy(data, i + 2, value_arr, 0, len);
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string suid = Encoding.Unicode.GetString(value_arr);
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nResp.SUID = suid;
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//Console.WriteLine("Entity(SUID):" + suid);
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//jump to next tlv
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i += 1 + len;
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nResp.Error = false;
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break;
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//Decode Event TLV ... "1" - Present, "2" - Absent
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case 2:
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tag = data[i];
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len = data[i + 1];
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value_arr = new byte[len];
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Array.Copy(data, i + 2, value_arr, 0, len);
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string event_string = Encoding.Unicode.GetString(value_arr);
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//nResp.Active = (event_string == "1");
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//Console.WriteLine("Event TLV:" + event_string);
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//jump to next tlv
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i += 1 + len;
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break;
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case 14:
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tag = data[i];
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len = data[i + 1];
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value_arr = new byte[len];
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Array.Copy(data, i + 2, value_arr, 0, len);
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string presence = Encoding.Unicode.GetString(value_arr);
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switch (presence)
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{
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case "0":
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//Console.WriteLine("Presence state TLV: unknown value:" + presence);
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break;
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case "1":
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nResp.Active = true;
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//Console.WriteLine("Presence state TLV: present value:" + presence);
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break;
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case "2":
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nResp.Active = false;
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//Console.WriteLine("Presence state TLV: absent value:" + presence);
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break;
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}
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//jump to next tlv
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i += 1 + len;
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break;
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}
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}
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return nResp;
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}
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public void Send(byte[] data, int len)
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{
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if (clientStream != null)
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{
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clientStream.Write(data, 0, len);
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clientStream.Flush();
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}
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}
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#region Subscribe messages and PONG message
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/// <summary>
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/// Send the subcribe message to the controler
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/// </summary>
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/// <param name="dialogID">unique dialog ID</param>
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/// <param name="ID">ID of radio subscriber that is being watched</param>
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/// <param name="expiresTime">time to live of the subscription</param>
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public void Subscribe(int dialogID, int ID, byte expiresTime)
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{
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byte[] tempID = convertInt2ByteLE(ID);
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byte[] msg = new byte[18 + tempID.Length];
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//length
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msg[0] = 0x00;
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msg[1] = Convert.ToByte(0x10 + tempID.Length);
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// message ID
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msg[2] = 0x03;
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// Dialog ID
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byte[] tempDialogID = BitConverter.GetBytes(dialogID);
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msg[3] = tempDialogID[1];
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msg[4] = tempDialogID[0];
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//Message BODY
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//The Expires TLV Field
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msg[5] = 0x01;
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msg[6] = 0x01;
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msg[7] = expiresTime;
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//The TCPPort TLV Field
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msg[8] = 0x06;
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msg[9] = 0x02;
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byte[] tempPort = BitConverter.GetBytes(0x3344);
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msg[10] = tempPort[1];
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msg[11] = tempPort[0];
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//The Entities TLV Field
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msg[12] = 0x0a;
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msg[13] = Convert.ToByte(tempID.Length);
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// ID
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for (int i = 0; i < tempID.Length; i++)
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{
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msg[14 + i] = tempID[i];
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}
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//The Events TLV Field
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msg[14 + tempID.Length] = 0x02;
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msg[14 + tempID.Length + 1] = 0x02;
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msg[14 + tempID.Length + 2] = 0x31;
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msg[14 + tempID.Length + 3] = 0x00;
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Send(msg, msg.Length);
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//Console.WriteLine("-----------Sent Subscribe to the controller-----");
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//Print(msg, msg.Length, false);
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}
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public void SubscribeALL(int dialogID)
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{
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byte[] msg = new byte[17];
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//length
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msg[0] = 0x00;
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msg[1] = 0x0f;
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// message ID
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msg[2] = 0x03;
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// Dialog ID
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byte[] tempDialogID = BitConverter.GetBytes(dialogID);
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msg[3] = tempDialogID[1];
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msg[4] = tempDialogID[0];
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//Message BODY
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//The Entities TLV Field
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msg[5] = 0x0a;
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msg[6] = 0x02;
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// ID:all
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msg[7] = 0x2a;
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msg[8] = 0x00;
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//The Events TLV Field
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msg[9] = 0x02;
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msg[10] = 0x06;
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msg[11] = (byte)'1';
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msg[12] = 0x00;
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msg[13] = (byte)',';
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msg[14] = 0x00;
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msg[15] = (byte)'2';
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msg[16] = 0x00;
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Send(msg, msg.Length);
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//Console.WriteLine("-----------Sent Subscribe ALL to the controller-----");
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//Print(msg, msg.Length, false);
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}
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public void SubscribeALL()
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{
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byte[] msg = new byte[20];
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//length
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msg[0] = 0x00;
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msg[1] = 0x12;
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// message ID
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msg[2] = 0x03;
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// Dialog ID
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msg[3] = 0x33;
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msg[4] = 0x44;
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//Message BODY
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//The Expires TLV Field
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msg[5] = 0x01;
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msg[6] = 0x01;
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msg[7] = 0xff;
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//The TCPPort TLV Field
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msg[8] = 0x06;
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msg[9] = 0x02;
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byte[] temp = BitConverter.GetBytes(0x3344);
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msg[10] = temp[1];
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msg[11] = temp[0];
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//The Entities TLV Field
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msg[12] = 0x0a;
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msg[13] = 0x02;
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// ID:all
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msg[14] = 0x2a;
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msg[15] = 0x00;
|
|
//The Events TLV Field
|
|
msg[16] = 0x02;
|
|
msg[17] = 0x02;
|
|
msg[18] = 0x2a;
|
|
msg[19] = 0x00;
|
|
|
|
Send(msg, msg.Length);
|
|
SafeMobileLib.Utils.WriteLine("-----------Sent Subscribe to the controller-----");
|
|
//Print(msg, msg.Length, false);
|
|
}
|
|
|
|
//send PONG back to controller
|
|
public void PONG()
|
|
{
|
|
byte[] msg = new byte[12];
|
|
//length
|
|
msg[0] = 0x00;
|
|
msg[1] = 0x0a;
|
|
// message ID
|
|
msg[2] = 0xff;
|
|
// body length
|
|
msg[3] = 0x08;
|
|
//PONG -utf16 LE string
|
|
//P
|
|
msg[4] = 0x50;
|
|
msg[5] = 0x00;
|
|
//O
|
|
msg[6] = 0x4f;
|
|
msg[7] = 0x00;
|
|
//N
|
|
msg[8] = 0x4e;
|
|
msg[9] = 0x00;
|
|
//G
|
|
msg[10] = 0x47;
|
|
msg[11] = 0x00;
|
|
|
|
Send(msg, msg.Length);
|
|
//Console.WriteLine("-----------Sent PONG to the controller-----");
|
|
//Print(msg, msg.Length, false, "PONG:");
|
|
}
|
|
|
|
|
|
#endregion
|
|
|
|
#region AUX methods
|
|
private void Print(byte[] data, int length, bool inOut)
|
|
{
|
|
//Console.Clear();
|
|
Console.WriteLine("--------------------------------------------------------------------------- " + length);
|
|
Console.Write("Data (" + ((inOut) ? "RECEIVED" : "SENT") + "): ");
|
|
for (int i = 0; i < length; i++)
|
|
Console.Write(" 0x" + data[i].ToString("X2"));
|
|
Console.WriteLine("");
|
|
Console.WriteLine("--------------------------------------------------------------------------- ");
|
|
}
|
|
private void Print(byte[] data, int length, bool inOut, string txt)
|
|
{
|
|
if (Program.cfg.ping)
|
|
{
|
|
//Console.Clear();
|
|
Console.WriteLine("--------------------------------------------------------------------------- " + length);
|
|
Console.Write(txt + " (" + ((inOut) ? "RECEIVED" : "SENT") + "): ");
|
|
for (int i = 0; i < length; i++)
|
|
Console.Write(" 0x" + data[i].ToString("X2"));
|
|
Console.WriteLine("");
|
|
Console.WriteLine("--------------------------------------------------------------------------- ");
|
|
}
|
|
}
|
|
|
|
private static byte[] convertInt2ByteLE(int id)
|
|
{
|
|
Byte[] retBytes = Encoding.Unicode.GetBytes(id.ToString());
|
|
return retBytes;
|
|
}
|
|
|
|
private int ConvertByteArr2Int(byte[] arr)
|
|
{
|
|
byte[] worker = new byte[4];
|
|
arr.CopyTo(worker, 0);
|
|
return BitConverter.ToInt32(worker, 0);
|
|
}
|
|
#endregion
|
|
|
|
}
|
|
|
|
|
|
public class NotifyRespons
|
|
{
|
|
private string suid;
|
|
public string SUID
|
|
{
|
|
get { return suid; }
|
|
set { suid = value; }
|
|
}
|
|
|
|
private bool active;
|
|
public bool Active
|
|
{
|
|
get { return active; }
|
|
set { active = value; }
|
|
}
|
|
|
|
private int dialogID;
|
|
public int DialogID
|
|
{
|
|
get { return dialogID; }
|
|
set { dialogID = value; }
|
|
}
|
|
|
|
private bool error;
|
|
public bool Error
|
|
{
|
|
get { return error; }
|
|
set { error = value; }
|
|
}
|
|
}
|
|
|
|
public enum SubscriptionState
|
|
{
|
|
Rejected = 1,
|
|
Accepted = 2,
|
|
Terminated = 3,
|
|
RefreshAccepted = 4
|
|
}
|
|
}
|