コード例 #1
0
 private static void Worker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
 {
     try
     {
         Packet_Sniffer_Resources PacketSnifferResourcesObject = e.Result as Packet_Sniffer_Resources;
     }
     catch (Exception)
     { }
 }
コード例 #2
0
        private static void Worker_DoWork(object sender, DoWorkEventArgs e)
        {
            string InterfaceSelectedByUser = null;

            if (GlobalResources.SelectedNetworkInterface == 0)
            {
                InterfaceSelectedByUser = "******";
            }
            else
            {
                InterfaceSelectedByUser = "******";
            }

            Packet_Sniffer_Resources Packet_Capture_Resources_OfWorker = e.Argument as Packet_Sniffer_Resources;

            CaptureDeviceList Devices = CaptureDeviceList.Instance;

            foreach (ICaptureDevice Dev in Devices)
            {
                if (string.Equals(Dev.Name.ToString(), Packet_Capture_Resources_OfWorker.Ethernet))
                {
                    Packet_Capture_Resources_OfWorker.I_Ethernet = Dev;
                }
                if (string.Equals(Dev.Name.ToString(), Packet_Capture_Resources_OfWorker.WiFi))
                {
                    Packet_Capture_Resources_OfWorker.I_WiFi = Dev;
                }
            }
            #region Capture Method for 802.3-Ethernet
            if (string.Equals(InterfaceSelectedByUser, Packet_Capture_Resources_OfWorker.FriendlyNameOfEthernet))
            {
                RawCapture Raw_Packet = null;
                Packet     packet     = null;
                string     ConnectionType;
                Packet_Capture_Resources_OfWorker.PacketCount = 0;
                Packet_Capture_Resources_OfWorker.I_Ethernet.Open(DeviceMode.Promiscuous);
                while ((Raw_Packet = Packet_Capture_Resources_OfWorker.I_Ethernet.GetNextPacket()) != null)
                {
                    Packet_Capture_Resources_OfWorker.PacketCaptureCount++;
                    Packet_Capture_Resources_OfWorker.PacketCount += 1;
                    if (Worker.CancellationPending == true)
                    {
                        e.Cancel = true;
                        Packet_Capture_Resources_OfWorker.I_Ethernet.Close();
                        return;
                    }
                    DateTime PacketArrivalTime = Raw_Packet.Timeval.Date;
                    int      PacketLength      = Raw_Packet.Data.Length;
                    packet = Packet.ParsePacket(Raw_Packet.LinkLayerType, Raw_Packet.Data);

                    EthernetPacket ethernet_packet = null;
                    IpPacket       ip_packet       = null;
                    ICMPv4Packet   icmpv4_packet   = null;
                    ICMPv6Packet   icmpv6_packet   = null;
                    TcpPacket      tcp_packet      = null;
                    UdpPacket      udp_packet      = null;
                    try
                    {
                        ethernet_packet = (EthernetPacket)packet.Extract(typeof(EthernetPacket));
                        ip_packet       = (IpPacket)packet.Extract(typeof(IpPacket));
                        icmpv4_packet   = (ICMPv4Packet)packet.Extract(typeof(ICMPv4Packet));
                        icmpv6_packet   = (ICMPv6Packet)packet.Extract(typeof(ICMPv6Packet));
                        tcp_packet      = (TcpPacket)packet.Extract(typeof(TcpPacket));
                        udp_packet      = (UdpPacket)packet.Extract(typeof(UdpPacket));
                    }
                    catch (Exception)
                    { }
                    #region For ICMP Packets
                    if (icmpv4_packet != null)
                    {
                        ConnectionType = "ICMP-v4";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = "Unknown",
                                        DesinationPort             = "Unknown",
                                        PayloadLength              = "Unknown"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }

                    else if (icmpv6_packet != null)
                    {
                        ConnectionType = "ICMP-v6";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = "Unknown",
                                        DesinationPort             = "Unknown",
                                        PayloadLength              = "Unknown"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                    #region For TCP Packets
                    else if (tcp_packet != null)
                    {
                        ConnectionType = "TCP";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = tcp_packet.SourcePort.ToString(),
                                        DesinationPort             = tcp_packet.DestinationPort.ToString(),
                                        PayloadLength              = "Unknown"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                    #region For UDP Packets
                    else if (udp_packet != null)
                    {
                        ConnectionType = "UDP";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = udp_packet.SourcePort.ToString(),
                                        DesinationPort             = udp_packet.DestinationPort.ToString(),
                                        PayloadLength              = udp_packet.Length.ToString() + " bytes"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                    #region For Other Packets
                    else
                    {
                        ConnectionType = "Others";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = "Unknown",
                                        DesinationPort             = "Unknown",
                                        PayloadLength              = udp_packet.Length.ToString() + " bytes"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                }
            }
            #endregion
            #region Capture Method for 8011ac-WiFi
            else if (string.Equals(InterfaceSelectedByUser, Packet_Capture_Resources_OfWorker.FriendlyNameOfWiFi))
            {
                RawCapture Raw_Packet = null;
                Packet     packet     = null;
                string     ConnectionType;
                Packet_Capture_Resources_OfWorker.PacketCount = 0;
                Packet_Capture_Resources_OfWorker.I_Ethernet.Open(DeviceMode.Promiscuous);
                while ((Raw_Packet = Packet_Capture_Resources_OfWorker.I_Ethernet.GetNextPacket()) != null)
                {
                    Packet_Capture_Resources_OfWorker.PacketCaptureCount++;
                    Packet_Capture_Resources_OfWorker.PacketCount += 1;
                    if (Worker.CancellationPending == true)
                    {
                        e.Cancel = true;
                        Packet_Capture_Resources_OfWorker.I_Ethernet.Close();
                        return;
                    }
                    DateTime PacketArrivalTime = Raw_Packet.Timeval.Date;
                    int      PacketLength      = Raw_Packet.Data.Length;
                    packet = Packet.ParsePacket(Raw_Packet.LinkLayerType, Raw_Packet.Data);

                    EthernetPacket ethernet_packet = null;
                    IpPacket       ip_packet       = null;
                    ICMPv4Packet   icmpv4_packet   = null;
                    ICMPv6Packet   icmpv6_packet   = null;
                    TcpPacket      tcp_packet      = null;
                    UdpPacket      udp_packet      = null;
                    try
                    {
                        ethernet_packet = (EthernetPacket)packet.Extract(typeof(EthernetPacket));
                        ip_packet       = (IpPacket)packet.Extract(typeof(IpPacket));
                        icmpv4_packet   = (ICMPv4Packet)packet.Extract(typeof(ICMPv4Packet));
                        icmpv6_packet   = (ICMPv6Packet)packet.Extract(typeof(ICMPv6Packet));
                        tcp_packet      = (TcpPacket)packet.Extract(typeof(TcpPacket));
                        udp_packet      = (UdpPacket)packet.Extract(typeof(UdpPacket));
                    }
                    catch (Exception)
                    { }
                    #region For ICMP Packets
                    if (icmpv4_packet != null)
                    {
                        ConnectionType = "ICMP-v4";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = "Unknown",
                                        DesinationPort             = "Unknown",
                                        PayloadLength              = "Unknown"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }

                    else if (icmpv6_packet != null)
                    {
                        ConnectionType = "ICMP-v6";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = "Unknown",
                                        DesinationPort             = "Unknown",
                                        PayloadLength              = "Unknown"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                    #region For TCP Packets
                    else if (tcp_packet != null)
                    {
                        ConnectionType = "TCP";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = tcp_packet.SourcePort.ToString(),
                                        DesinationPort             = tcp_packet.DestinationPort.ToString(),
                                        PayloadLength              = "Unknown"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                    #region For UDP Packets
                    else if (udp_packet != null)
                    {
                        ConnectionType = "UDP";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = udp_packet.SourcePort.ToString(),
                                        DesinationPort             = udp_packet.DestinationPort.ToString(),
                                        PayloadLength              = udp_packet.Length.ToString() + " bytes"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                    #region For Other Packets
                    else
                    {
                        ConnectionType = "Others";
                        try
                        {
                            App.Current.Dispatcher.Invoke((Action) delegate
                            {
                                try
                                {
                                    Packet_Capture_Resources_OfWorker.Packet_HolderList.Add(new PacketSnifferModel()
                                    {
                                        PacketNo                   = Packet_Capture_Resources_OfWorker.PacketCount,
                                        PacketArrivalTime          = PacketArrivalTime.ToString(),
                                        EthernetSourceAddress      = ethernet_packet.SourceHwAddress.ToString(),
                                        EthernetDestinationAddress = ethernet_packet.DestinationHwAddress.ToString(),
                                        IpSource                   = ip_packet.SourceAddress.ToString(),
                                        IpDestination              = ip_packet.DestinationAddress.ToString(),
                                        ConnectionType             = ConnectionType,
                                        SourcePort                 = "Unknown",
                                        DesinationPort             = "Unknown",
                                        PayloadLength              = udp_packet.Length.ToString() + " bytes"
                                    });
                                }
                                catch (NullReferenceException)
                                { }
                            });
                            Packet_Capture_Resources_OfWorker.packets.Add(packet);
                        }
                        catch (Exception)
                        {
                        }
                    }
                    #endregion
                }
            }
            #endregion
            e.Result = Packet_Capture_Resources_OfWorker.Packet_HolderList;
        }