ccsds.h

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#pragma once

 
#include <cstdint>
#include <vector>
 
namespace ccsds
{
    struct CCSDSHeader
    {
        uint8_t raw[6];
        uint8_t version;
        bool type;
        bool secondary_header_flag;
        uint16_t apid;
        uint8_t sequence_flag;
        uint16_t packet_sequence_count;
        uint16_t packet_length;
 
        CCSDSHeader();
        CCSDSHeader(uint8_t *rawi);
        CCSDSHeader(const CCSDSHeader &v) noexcept;
        void encodeHDR();
 
        CCSDSHeader &operator=(const CCSDSHeader &v) noexcept;
    };

    struct CCSDSPacket
    {
        CCSDSHeader header;
        std::vector<uint8_t> payload;
        void encodeHDR();
 
        CCSDSPacket() {}
        CCSDSPacket(const CCSDSPacket &v) noexcept;
 
        CCSDSPacket &operator=(const CCSDSPacket &v) noexcept;
    };

    CCSDSHeader parseCCSDSHeader(uint8_t *header);

    bool crcCheckCCITT(CCSDSPacket &pkt);

    bool crcCheckHLDC32(CCSDSPacket &pkt);

    bool crcCheckVerticalParity(CCSDSPacket &pkt);
} // namespace ccsds