Пример #1
0
        private void StartSniffing()
        {
            isSniffing = true;

            var options = new PacketAnalyzerOptions()
            {
                FilterByIp = new List <IPAddress>()
                {
                    _loginServerIp
                }
            };

            _logger.Log(Severity.Info, "Sniffer is being loaded...");
            _packetDataAnalyzer = new PacketDataAnalyzer(_logger, options);
            _packetDataAnalyzer.OnJoinedGame += OnJoinedGame;
            _sniffer = new SocketSniffer(SelectedNetworkInterface.Data, _logger, _packetDataAnalyzer);
            _sniffer.Start();
        }
Пример #2
0
        public SocketSniffer(NetworkInterfaceInfo nic, ILogger logger, PacketDataAnalyzer analyzer)
        {
            _logger        = logger;
            _outputQueue   = new BlockingCollection <TimestampedData>();
            _analyzer      = analyzer;
            _bufferManager = new BufferManager(BUFFER_SIZE, MAX_RECEIVE);
            _receivePool   = new ConcurrentStack <SocketAsyncEventArgs>();

            // IPv4
            this._socket = new Socket(AddressFamily.InterNetwork, SocketType.Raw, ProtocolType.IP);
            this._socket.Bind(new IPEndPoint(nic.IPAddress, 0));
            this._socket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.HeaderIncluded, true);

            // Enter promiscuous mode
            try
            {
                this._socket.IOControl(IOControlCode.ReceiveAll, BitConverter.GetBytes(1), new byte[4]);
            }
            catch (Exception ex)
            {
                _logger.Log(Severity.Debug, $"Unable to enter promiscuous mode: {ex}");
                throw;
            }
        }