Beispiel #1
0
        public static IList <NetworkInterfaceInfo> GetInterfaces()
        {
            var nicInfos = new List <NetworkInterfaceInfo>();
            var nics     = NetworkInterface.GetAllNetworkInterfaces().Where(nic => nic.OperationalStatus == OperationalStatus.Up && nic.NetworkInterfaceType != NetworkInterfaceType.Loopback);

            foreach (var nic in nics)
            {
                var ipAddresses = nic.GetIPProperties().UnicastAddresses.Where(x =>
                                                                               x.Address != null && x.Address.AddressFamily == AddressFamily.InterNetwork);
                foreach (var ipAddress in ipAddresses)
                {
                    var nicInfo = new NetworkInterfaceInfo
                    {
                        Index     = nicInfos.Count,
                        Id        = nic.Id,
                        Name      = nic.Name,
                        IPAddress = ipAddress.Address
                    };

                    nicInfos.Add(nicInfo);
                }
            }

            return(nicInfos);
        }
Beispiel #2
0
        private Exception Receiving(NetworkInterfaceInfo networkInterface)
        {
            Socket socket = null;

            try
            {
                socket = new Socket(AddressFamily.InterNetwork, SocketType.Raw, ProtocolType.IP);
                socket.Bind(new IPEndPoint(networkInterface.IPAddress, 0));
                socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.HeaderIncluded, true);
                socket.IOControl(IOControlCode.ReceiveAll, BitConverter.GetBytes(1), new byte[4]);

                byte[] bufferRaw = new byte[10000];
                while (!TokenSource.IsCancellationRequested)
                {
                    int ret    = socket.Receive(bufferRaw);
                    var buffer = new byte[ret];
                    Buffer.BlockCopy(bufferRaw, 0, buffer, 0, ret);
                    outputQueue.Enqueue(new TimestampedData(DateTime.UtcNow, buffer, networkInterface));
                    this.PacketsObserved++;
                }
            }
            catch (Exception ex)
            {
                return(ex);
            }
            finally
            {
                socket?.Close();
            }
            return(null);
        }
Beispiel #3
0
        public Form1()
        {
            Iphlpapi = new ProgramFlowManager();
            InitializeComponent();

            listBox1.DrawItem  += ListBox1_DrawItem;
            listBox1.DataSource = Iphlpapi.programFlowsList;
            var networkInterfaces = NetworkInterfaceInfo.GetInterfaces();

            comboBox1.DataSource = networkInterfaces;
            sn        = new SocketSniffer(Iphlpapi);
            sn.Error += Sn_Error;
            sn.init(networkInterfaces);
        }
Beispiel #4
0
 public TimestampedData(DateTime timestamp, byte[] data, NetworkInterfaceInfo networkInterface)
 {
     Timestamp        = timestamp;
     Data             = data;
     NetworkInterface = networkInterface;
 }