Пример #1
0
        public static void WriteUDPHeader(CircularFrameBuffer cfb, UDPParser up, EthernetParserGenerator ep,
                                          IPv4ParserGenerator ip, byte ports)
        {
            Emu.Status  = 0xff0;
            ip.Protocol = 17;
            ip.AssembleHeader();
            //Emu.PktIn = ip.CalculateCheckSum();
            //ip.HeaderChecksum = ip.CalculateCheckSum();
            //ip.AssembleHeader();
            ep.WriteToBuffer(cfb.PushData);
            ip.WriteToBuffer(cfb.PushData, 0);

            InterfaceFunctions.SetDestInterface(ports, cfb.PushData);
            cfb.PushData.Tkeep = 0xFFFFFFFF;
            cfb.PushData.Tlast = false;
            Kiwi.Pause();

            cfb.Push(cfb.PushData, true);
            Emu.Status = 0xff1;
            cfb.ResetPeek();

            cfb.PushData.Reset();

            ip.WriteToBuffer(cfb.PushData, 1);

            up.WriteToBuffer(cfb.PushData, (byte)(16 + (ip.IHL - 5) * 32));
            cfb.PushData.Tkeep = 0x0000003FF;
            cfb.PushData.Tlast = true;
            Kiwi.Pause();
            cfb.Push(cfb.PushData);
            Emu.Status = 0xff2;
        }
Пример #2
0
        public static void WriteIPv4EthernetHeader(CircularFrameBuffer cfb, EthernetParserGenerator ep, IPv4ParserGenerator ip,
                                                   byte ports)
        {
            ip.AssembleHeader();
            ep.WriteToBuffer(cfb.PushData);
            ip.WriteToBuffer(cfb.PushData, 0);

            cfb.PushData.Tkeep = 0xFFFFFFFF;
            cfb.PushData.Tlast = false;

            InterfaceFunctions.SetDestInterface(ports, cfb.PushData);

            cfb.Push(cfb.PushData);

            cfb.PushData.Reset();

            ip.WriteToBuffer(cfb.PushData, 1);

            cfb.Push(cfb.PushData);
        }