Vita49Packet.h

/* -*- c++ -*- */
/***************************************************************************
 * \file Vita49Packet.h
 *
 * \brief VITA 49 packet decoder.
 *
 * \author DA
 * \copyright 2015 CyberRadio Solutions, Inc.
 */

#ifndef INCLUDED_LIBCYBERRADIO_VITA49PACKET_H
#define INCLUDED_LIBCYBERRADIO_VITA49PACKET_H

#include <stddef.h>
#include <stdint.h>
#include <string>


namespace LibCyberRadio
{
    class Vita49Packet
    {
        public:
            Vita49Packet(int vitaType,
                    size_t payloadSize,
                    size_t vitaHeaderSize,
                    size_t vitaTailSize,
                    bool byteSwapped,
                    bool iqSwapped,
                    unsigned char* rawData = NULL,
                    size_t rawDataLen = 0);
            virtual ~Vita49Packet();
            Vita49Packet(const Vita49Packet& src);
            virtual Vita49Packet& operator=(const Vita49Packet& src);
            bool isVita49() const;
            int16_t getSampleI(int sample);
            int16_t getSampleQ(int sample);
            std::string rawDataHex() { return rawDataBufferHex(_rawData, _totalPacketSize); };
            std::string dump();

        public:
            // Packet structure configuration parameters
            int vitaType;
            size_t payloadSize;
            size_t vitaHeaderSize;
            size_t vitaTailSize;
            bool byteSwapped;
            bool iqSwapped;
            // Decoded from packet structure
            int samples;
            uint32_t frameAlignmentWord;
            int frameCount;
            int frameSize;
            int packetType;
            int hasClassId;
            int hasTrailer;
            int timestampIntType;
            int timestampFracType;
            int packetCount;
            int packetSize;
            uint32_t streamId;
            int organizationallyUniqueId;
            int informationClassCode;
            int packetClassCode;
            uint32_t timestampInt;
            uint64_t timestampFrac;
            uint32_t frameTrailerWord;
            int16_t* sampleData;

            int source;
            int tunerBw;
            int atten;
            int tunedFreq;
            int32_t ddcFreqOffset;
            int filter;
            int delayTime;
            int demod;
            int ovs;
            int agcGain;
            int validDataCount;

        protected:
            uint32_t rawDataWord(int index);
            std::string rawDataBufferHex(unsigned char* buf, int length);
            void byteswapRawData(void);

        protected:
            // Raw data buffer
            uint8_t* _rawData;
            // Calculated quantities
            size_t _totalPacketSize;
    };

} /* namespace LibCyberRadio */

#endif /* INCLUDED_LIBCYBERRADIO_VITA49PACKET_H */