Exemplo n.º 1
0
        private void _parse()
        {
            f_version       = false;
            f_ihl           = false;
            f_ihlBytes      = false;
            _b1             = m_io.ReadU1();
            _b2             = m_io.ReadU1();
            _totalLength    = m_io.ReadU2be();
            _identification = m_io.ReadU2be();
            _b67            = m_io.ReadU2be();
            _ttl            = m_io.ReadU1();
            _protocol       = ((ProtocolEnum)m_io.ReadU1());
            _headerChecksum = m_io.ReadU2be();
            _srcIpAddr      = m_io.ReadBytes(4);
            _dstIpAddr      = m_io.ReadBytes(4);
            __raw_options   = m_io.ReadBytes((IhlBytes - 20));
            var io___raw_options = new KaitaiStream(__raw_options);

            _options = new Ipv4Options(io___raw_options, this, m_root);
            switch (Protocol)
            {
            case ProtocolEnum.Tcp: {
                __raw_body = m_io.ReadBytes((TotalLength - IhlBytes));
                var io___raw_body = new KaitaiStream(__raw_body);
                _body = new TcpSegment(io___raw_body);
                break;
            }

            case ProtocolEnum.Icmp: {
                __raw_body = m_io.ReadBytes((TotalLength - IhlBytes));
                var io___raw_body = new KaitaiStream(__raw_body);
                _body = new IcmpPacket(io___raw_body);
                break;
            }

            case ProtocolEnum.Udp: {
                __raw_body = m_io.ReadBytes((TotalLength - IhlBytes));
                var io___raw_body = new KaitaiStream(__raw_body);
                _body = new UdpDatagram(io___raw_body);
                break;
            }

            case ProtocolEnum.Ipv6: {
                __raw_body = m_io.ReadBytes((TotalLength - IhlBytes));
                var io___raw_body = new KaitaiStream(__raw_body);
                _body = new Ipv6Packet(io___raw_body);
                break;
            }

            default: {
                _body = m_io.ReadBytes((TotalLength - IhlBytes));
                break;
            }
            }
        }
Exemplo n.º 2
0
 public IcmpPacket(KaitaiStream io, KaitaiStruct parent = null, IcmpPacket root = null) : base(io)
 {
     m_parent = parent;
     m_root   = root ?? this;
     _parse();
 }
Exemplo n.º 3
0
 public DestinationUnreachableMsg(KaitaiStream io, IcmpPacket parent = null, IcmpPacket root = null) : base(io)
 {
     m_parent = parent;
     m_root   = root;
     _parse();
 }
Exemplo n.º 4
0
 public EchoMsg(KaitaiStream io, IcmpPacket parent = null, IcmpPacket root = null) : base(io)
 {
     m_parent = parent;
     m_root   = root;
     _parse();
 }