IPv4Decoder.h

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* libscopeprotocols                                                                                                    *
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#ifndef IPv4Decoder_h
#define IPv4Decoder_h
 
class IPv4Symbol
{
public:
 
    enum SegmentType
    {
        TYPE_ERROR,
        TYPE_VERSION,
        TYPE_HEADER_LEN,
        TYPE_DIFFSERV,
        TYPE_LENGTH,
        TYPE_ID,
        TYPE_FLAGS,
        TYPE_FRAG_OFFSET,
        TYPE_TTL,
        TYPE_PROTOCOL,
        TYPE_HEADER_CHECKSUM,
        TYPE_SOURCE_IP,
        TYPE_DEST_IP,
        TYPE_OPTIONS,
        TYPE_DATA
    } m_type;
 
    std::vector<uint8_t> m_data;
 
    IPv4Symbol()
    {}
 
    IPv4Symbol(SegmentType type, uint8_t value)
        : m_type(type)
    { m_data.push_back(value); }
 
    bool operator==(const IPv4Symbol& rhs) const
    {
        return (m_data == rhs.m_data) && (m_type == rhs.m_type);
    }
};
 
class IPv4Waveform : public SparseWaveform<IPv4Symbol>
{
public:
    IPv4Waveform () : SparseWaveform<IPv4Symbol>() {};
    virtual std::string GetText(size_t) override;
    virtual std::string GetColor(size_t) override;
};
 
class IPv4Decoder : public Filter
{
public:
    IPv4Decoder(const std::string& color);
 
    virtual void Refresh() override;
 
    static std::string GetProtocolName();
 
    virtual bool ValidateChannel(size_t i, StreamDescriptor stream) override;
 
    PROTOCOL_DECODER_INITPROC(IPv4Decoder)
};
 
#endif