Esempio n. 1
0
        public SctpTemplateControl()
        {
            InitializeComponent();

            foreach (KeyValuePair <string, SctpPayloadProtocol> nameAndType in PpidsMap)
            {
                SctpPayloadProtocol type = nameAndType.Value;
                string name  = nameAndType.Key;
                string label = $"{(int) type} {name}";
                ppidBox.Items.Add(label);
            }

            // Setting default to Ethernet
            ppidBox.SelectedIndex = (int)SctpPayloadProtocol.Reserved;

            streamTextbox.Text = "1";
        }
Esempio n. 2
0
        public TempPacketSaveData GetPacket(byte[] payload, int sctpStreamId, SctpPayloadProtocol proto)
        {
            PhysicalAddress emptyAddress = PhysicalAddress.Parse("000000000000");

            PacketDotNet.EthernetPacket etherPacket = new EthernetPacket(emptyAddress, emptyAddress, EthernetType.IPv4);

            bool flip = sctpStreamId < 0;

            sctpStreamId = Math.Abs(sctpStreamId);
            Random r = new Random(sctpStreamId);

            IPAddress sourceIp = new IPAddress(r.Next());
            IPAddress destIp   = new IPAddress(r.Next());

            if (flip)
            {
                IPAddress tempAddress = sourceIp;
                sourceIp = destIp;
                destIp   = tempAddress;
            }

            var        IPProtocolType_Sctp = 132;
            IPv4Packet ipPacket            = new IPv4Packet(sourceIp, destIp)
            {
                Protocol = (ProtocolType)IPProtocolType_Sctp
            };
            SctpPacket    sctpPacket = new SctpPacket(1, 1, 0, 0);
            SctpDataChunk dataChunk  = new PacketDotNet.Sctp.Chunks.SctpDataChunk(new ByteArraySegment(
                                                                                      new byte[]
            {
                0x00, 0x03, 0x00, 0x14, 0x79, 0x46, 0x08, 0xb7, 0x00, 0x00, 0x00, 0x17, 0x00, 0x00, 0x00, 0x19, 0x00, 0x00,
                0x00, 0x00
            }), sctpPacket)
            {
                PayloadData     = payload,
                PayloadProtocol = proto
            };

            dataChunk.Length = (ushort)(16 + payload.Length);
            byte[] ipPayload = sctpPacket.Bytes.Concat(dataChunk.Bytes).ToArray();
            ipPacket.PayloadData      = ipPayload;
            etherPacket.PayloadPacket = ipPacket;
            return(new TempPacketSaveData(etherPacket.Bytes, LinkLayerType.Ethernet));
        }