100 lines
2.6 KiB
C#
100 lines
2.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Net.Sockets;
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using System.Threading;
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using System.Net;
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namespace SafeMobileLib
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{
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public class UdpServer
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{
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private UdpClient udpClient;
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private Thread listenThread;
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private int port;
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private bool working = false;
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private IPEndPoint sourceEP;
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public UdpServer(int _port)
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{
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udpClient = null;
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port = _port;
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sourceEP = new IPEndPoint(IPAddress.Any, 0);
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}
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public void Start()
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{
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Console.WriteLine("Starting UDP server on port:"+port);
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working = true;
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udpClient = new UdpClient(port);
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listenThread = new Thread(new ThreadStart(Listen));
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listenThread.Start();
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}
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public void Stop()
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{
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Console.WriteLine("Stoping UDP server");
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working = false;
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if (udpClient != null)
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{
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udpClient.Close();
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udpClient = null;
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}
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if (listenThread != null)
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{
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listenThread.Abort();
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listenThread = null;
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}
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}
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private void Listen()
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{
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byte[] data = new byte[65507];
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while (working)
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{
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try
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{
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data = udpClient.Receive(ref sourceEP);
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Console.WriteLine("Data recv from :" + sourceEP.Address.ToString());
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if (this.OnNewDataRecv != null)
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this.OnNewDataRecv(data, data.Length, sourceEP.Address);
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if (this.OnNewDataEndPointRecv != null)
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this.OnNewDataEndPointRecv(data, data.Length, sourceEP);
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}
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catch (Exception ex)
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{
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Console.WriteLine("ERROR UDPserver recv \n"+ ex.ToString());
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}
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}
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}
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public delegate void dataRecvDel(byte[] data, int dataLen, IPAddress ip);
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public event dataRecvDel OnNewDataRecv;
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public delegate void dataRecvEndPointDel(byte[] data, int dataLen, IPEndPoint ip);
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public event dataRecvEndPointDel OnNewDataEndPointRecv;
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public void Send(byte[] data, int dataLen, IPEndPoint EP)
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{
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if (udpClient != null)
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{
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udpClient.Send(data, dataLen, EP);
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}
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else
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{
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Console.WriteLine("ERRROR sending on UDP to:" + EP.Address.ToString());
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}
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}
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}
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}
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