Пример #1
0
 private void RaiseRTPArrived(RTPPacketEventArgs eventArgs)
 {
     if (this.RTPArrived != null)
     {
         RTPArrived(this, eventArgs);
     }
 }
Пример #2
0
        /// <summary>
        /// Event handler called when a Pcap Packet has arrived
        /// </summary>
        /// <param name="sender">who raised it</param>
        /// <param name="packet">the packet</param>
        private void device_PcapOnPacketArrival(object sender, Packet packet)
        {
            string s;

            try
            {
                // not certain if this will be needed, but just for keep sake
                if (packet is TCPPacket)
                {
                    /*
                     * DateTime time = packet.PcapHeader.Date;
                     * int len = packet.PcapHeader.PacketLength;
                     *
                     * TCPPacket tcp = (TCPPacket)packet;
                     * string srcIp = tcp.SourceAddress;
                     * string dstIp = tcp.DestinationAddress;
                     * int srcPort = tcp.SourcePort;
                     * int dstPort = tcp.estinationPort;
                     *
                     * Console.WriteLine( "{0}:{1}:{2},{3} Len={4} {5}:{6} -> {7}:{8}",
                     *      time.Hour, time.Minute, time.Second, time.Millisecond, len,
                     *      srcIp, srcPort, dstIp, dstPort );
                     */
                }
                else if (packet is UDPPacket)
                {
                    IPPacket p = packet as IPPacket;
                    //if( p.DestinationAddress.Equals( ipAddress ) )
                    {
                        DateTime time = packet.PcapHeader.Date;
                        int      len  = packet.PcapHeader.PacketLength;

                        UDPPacket udpPacket = (UDPPacket)packet;

                        SipParser parser;

                        if (packet.Data.Length > 0)
                        {
                            // TODO: Is there a better way here?
                            s = System.Text.ASCIIEncoding.ASCII.GetString(packet.Data);
                            if (s.Length > 0)
                            {
                                if (s.Contains("SIP"))
                                {
                                    //DumpPacketToFiles( s );
                                    //outs = String.Format( "{0}:{1}:{2},{3} Len={4} {5}:{6} -> {7}:{8}",
                                    //	time.Hour, time.Minute, time.Second, time.Millisecond, len,
                                    //	srcIp, srcPort, dstIp, dstPort );
                                    //this.sw.WriteLine( outs );
                                    //this.sw.Write( s );
                                    //this.sw.Flush();

                                    parser = new SipParser(s, ipAddress, udpPacket.DestinationAddress);
                                    //Console.WriteLine(
                                    //	String.Format( "{0} {1} {2}",
                                    //	parser.SipStatus, parser.SipStatusString, parser.ToField ) );
                                    RaiseSipArrived(parser);
                                    packetCount++;
                                }
                                else
                                {
                                    RTPPacketEventArgs eventArgs;
                                    eventArgs = new RTPPacketEventArgs(udpPacket.DestinationPort, udpPacket.Data);
                                    RaiseRTPArrived(eventArgs);
                                }
                            }
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                ClsException.WriteToErrorLogFile(ex);
            }
        }
Пример #3
0
		private void RaiseRTPArrived( RTPPacketEventArgs eventArgs )
		{
			if( this.RTPArrived != null )
			{
				RTPArrived( this, eventArgs );
			}
		}
Пример #4
0
		/// <summary>
		/// Event handler called when a Pcap Packet has arrived
		/// </summary>
		/// <param name="sender">who raised it</param>
		/// <param name="packet">the packet</param>
		private void device_PcapOnPacketArrival( object sender, Packet packet )
		{
			string s;
			try
			{
				// not certain if this will be needed, but just for keep sake
				if( packet is TCPPacket )
				{
					/*
					DateTime time = packet.PcapHeader.Date;
					int len = packet.PcapHeader.PacketLength;

					TCPPacket tcp = (TCPPacket)packet;
					string srcIp = tcp.SourceAddress;
					string dstIp = tcp.DestinationAddress;
					int srcPort = tcp.SourcePort;
					int dstPort = tcp.estinationPort;

					Console.WriteLine( "{0}:{1}:{2},{3} Len={4} {5}:{6} -> {7}:{8}",
						time.Hour, time.Minute, time.Second, time.Millisecond, len,
						srcIp, srcPort, dstIp, dstPort );
					 */
				}
				else if( packet is UDPPacket )
				{
					IPPacket p = packet as IPPacket;
					//if( p.DestinationAddress.Equals( ipAddress ) )
					{
						DateTime time = packet.PcapHeader.Date;
						int len = packet.PcapHeader.PacketLength;

						UDPPacket udpPacket = (UDPPacket)packet;

						SipParser parser;

						if( packet.Data.Length > 0 )
						{
							// TODO: Is there a better way here?
							s = System.Text.ASCIIEncoding.ASCII.GetString( packet.Data );
							if( s.Length > 0 )
							{
								if( s.Contains( "SIP" ) )
								{
									//DumpPacketToFiles( s );
									//outs = String.Format( "{0}:{1}:{2},{3} Len={4} {5}:{6} -> {7}:{8}",
									//	time.Hour, time.Minute, time.Second, time.Millisecond, len,
									//	srcIp, srcPort, dstIp, dstPort );
									//this.sw.WriteLine( outs );
									//this.sw.Write( s );
									//this.sw.Flush();

									parser = new SipParser( s, ipAddress, udpPacket.DestinationAddress );
									//Console.WriteLine(
									//	String.Format( "{0} {1} {2}",
									//	parser.SipStatus, parser.SipStatusString, parser.ToField ) );
									RaiseSipArrived( parser );
									packetCount++;
								}
								else
								{
									RTPPacketEventArgs eventArgs;
									eventArgs = new RTPPacketEventArgs( udpPacket.DestinationPort, udpPacket.Data );
									RaiseRTPArrived( eventArgs );
								}
							}
						}
					}
				}
			}
			catch( Exception ex )
			{
				ClsException.WriteToErrorLogFile( ex );
			}
		}
		/// <summary>
		/// Event handler for the RTP packets.
		/// </summary>
		/// <param name="sender">the packet sniffer in this case</param>
		/// <param name="eventArgs">contains the port number and RTP data stream.</param>
		private void OnRTPArrived( object sender, RTPPacketEventArgs eventArgs )
		{
			ToneDetected toneDetected;

			// if we care about the port...process.
			if( RTPPort == eventArgs.Port )
			{
				try
				{
					if( !someToneDetected )
					{
					toneDetected = audioStreamState.AddPacket( eventArgs.Packet );
					if( toneDetected != ToneDetected.NONE )
					{
							someToneDetected = true;
						ClsException.WriteToLogFile(
							string.Format( "{0} Tone Detected: {1}",
							phoneNumber, toneDetected.ToString() ) );
						RaiseNonHumanDetected( toneDetected );
						}
					}
				}
				catch( Exception ex )
				{
					ex.Data.Add( "My Key", "VMukti--:--VmuktiModules--:--VmuktiModules--:--Call Center--:--AutoProgressiveSoftPhone--:--AutoProgressivePhone.Business--:--RTCAudioWithToneDetect.cs--:--OnRTPArrived()--" );
					ClsException.WriteToErrorLogFile( ex );
				}
			}
		}