コード例 #1
0
        public static IReader GetReader(string path)
        {
            Contract.Requires<ArgumentNullException>(!string.IsNullOrWhiteSpace(path), "path cannot be null or empty");
            Contract.Requires<ArgumentException>(File.Exists(path), "file must exists");
            
            UInt32 mask = 0;
            using (FileStream stream = new FileStream(path, FileMode.Open))
            {
                using (BinaryReader binaryReader = new BinaryReader(stream))
                {
                    if (binaryReader.BaseStream.Length < 12)
                        throw new ArgumentException(string.Format("[IReaderFactory.GetReader] file {0} is too short ", path));

                    mask = binaryReader.ReadUInt32();
                    if (mask == (uint)BaseBlock.Types.SectionHeader)
                    {
                        binaryReader.ReadUInt32();
                        mask = binaryReader.ReadUInt32();
                    }
                }
            }

            switch (mask)
            {       
                case (uint)Pcap.SectionHeader.MagicNumbers.microsecondIdentical:
                case (uint)Pcap.SectionHeader.MagicNumbers.microsecondSwapped:
                case (uint)Pcap.SectionHeader.MagicNumbers.nanosecondSwapped:
                case (uint)Pcap.SectionHeader.MagicNumbers.nanosecondIdentical:
                    {
                        IReader reader = new PcapReader(path);
                        return reader;
                    }
                case (uint)PcapNG.BlockTypes.SectionHeaderBlock.MagicNumbers.Identical:
                    {
                        IReader reader = new PcapNGReader(path, false);
                        return reader;
                    }
                case (uint)PcapNG.BlockTypes.SectionHeaderBlock.MagicNumbers.Swapped:
                    {
                        IReader reader = new PcapNGReader(path, true);
                        return reader;
                    }
                default:
                    throw new ArgumentException(string.Format("[IReaderFactory.GetReader] file {0} is not PCAP/PCAPNG file", path));
            }
        }
コード例 #2
0
 public static void PcapReader_IncopletedFileStream_Test(int maxLength)
 {
     byte[] data = { 212, 195, 178, 161, 2, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 0, 0, 1, 0, 0, 0, 89, 92, 28, 85, 58, 246, 7, 0, 124, 0, 0, 0, 124, 0, 0, 0, 68, 109, 87, 125, 40, 18, 192, 74, 0, 154, 76, 44, 8, 0, 69, 0, 0, 110, 100, 55, 0, 0, 117, 17, 76, 144, 37, 157, 173, 13, 192, 168, 1, 101, 130, 165, 130, 165, 0, 90, 107, 107, 0, 25, 137, 153, 119, 253, 219, 183, 207, 74, 89, 213, 110, 239, 3, 75, 110, 227, 57, 128, 86, 105, 94, 91, 40, 2, 126, 2, 227, 250, 106, 221, 113, 98, 211, 229, 10, 134, 44, 193, 245, 77, 75, 238, 69, 78, 16, 195, 254, 113, 224, 43, 130, 205, 115, 131, 90, 245, 238, 164, 68, 27, 45, 26, 73, 234, 87, 155, 38, 207, 55, 185, 252, 116, 214, 9, 21, 191, 90, 47, 72, 237, 89, 92, 28, 85, 238, 252, 7, 0, 124, 0, 0, 0, 124, 0, 0, 0, 192, 74, 0, 154, 76, 44, 68, 109, 87, 125, 40, 18, 8, 0, 69, 0, 0, 110, 86, 139 };
     data = data.Take(maxLength).ToArray();
     using (MemoryStream stream = new MemoryStream(data))
     {
         using (PcapReader reader = new PcapReader(stream))
         {
             reader.OnReadPacketEvent += (context, packet) =>
             {
                 IPacket ipacket = packet;
             };
             reader.OnExceptionEvent += (sender, exc) =>
             {
                 ExceptionDispatchInfo.Capture(exc).Throw();
             };
             reader.ReadPackets(new System.Threading.CancellationToken());
             var a = reader.Header;
         }
     }
 }
コード例 #3
0
ファイル: PcapReader.cs プロジェクト: GemikGmbH/PcapngUtils
            public static void PcapReader_IncopletedFileStream_Test(int maxLength)
            {
                byte[] data = { 212, 195, 178, 161, 2, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 0, 0, 1, 0, 0, 0, 89, 92, 28, 85, 58, 246, 7, 0, 124, 0, 0, 0, 124, 0, 0, 0, 68, 109, 87, 125, 40, 18, 192, 74, 0, 154, 76, 44, 8, 0, 69, 0, 0, 110, 100, 55, 0, 0, 117, 17, 76, 144, 37, 157, 173, 13, 192, 168, 1, 101, 130, 165, 130, 165, 0, 90, 107, 107, 0, 25, 137, 153, 119, 253, 219, 183, 207, 74, 89, 213, 110, 239, 3, 75, 110, 227, 57, 128, 86, 105, 94, 91, 40, 2, 126, 2, 227, 250, 106, 221, 113, 98, 211, 229, 10, 134, 44, 193, 245, 77, 75, 238, 69, 78, 16, 195, 254, 113, 224, 43, 130, 205, 115, 131, 90, 245, 238, 164, 68, 27, 45, 26, 73, 234, 87, 155, 38, 207, 55, 185, 252, 116, 214, 9, 21, 191, 90, 47, 72, 237, 89, 92, 28, 85, 238, 252, 7, 0, 124, 0, 0, 0, 124, 0, 0, 0, 192, 74, 0, 154, 76, 44, 68, 109, 87, 125, 40, 18, 8, 0, 69, 0, 0, 110, 86, 139 };
                data = data.Take(maxLength).ToArray();
                using (MemoryStream stream = new MemoryStream(data))
                {
                    using (PcapReader reader = new PcapReader(stream))
                    {
                        reader.OnReadPacketEvent += (context, packet) =>
                            {
                                IPacket ipacket = packet;
                            };
                        reader.OnExceptionEvent += (sender, exc) =>
                            {
                                ExceptionDispatchInfo.Capture(exc).Throw();
                            };
                        reader.ReadPackets(new System.Threading.CancellationToken());
                        var a = reader.Header;
                    }

                }
            }