#ifndef FSFW_TMTCPACKET_PUS_TMPACKETPUSC_H_ #define FSFW_TMTCPACKET_PUS_TMPACKETPUSC_H_ #include "TmPacketBase.h" #include "../../SpacePacketBase.h" #include "../../../timemanager/TimeStamperIF.h" #include "../../../timemanager/Clock.h" #include "../../../objectmanager/SystemObjectIF.h" namespace Factory{ void setStaticFrameworkObjectIds(); } /** * This struct defines a byte-wise structured PUS TM Data Field Header. * Any optional fields in the header must be added or removed here. * Currently, no Destination field is present, but an eigth-byte representation * for a time tag. * @ingroup tmtcpackets */ struct PUSTmDataFieldHeaderPusC { uint8_t versionTimeReferenceField; uint8_t serviceType; uint8_t serviceSubtype; uint8_t subcounterMsb; uint8_t subcounterLsb; uint8_t destinationIdMsb; uint8_t destinationIdLsb; uint8_t time[TimeStamperIF::MISSION_TIMESTAMP_SIZE]; }; /** * This struct defines the data structure of a PUS Telecommand Packet when * accessed via a pointer. * @ingroup tmtcpackets */ struct TmPacketPointerPusC { CCSDSPrimaryHeader primary; PUSTmDataFieldHeaderPusC dataField; uint8_t data; }; /** * PUS A packet implementation * @ingroup tmtcpackets */ class TmPacketPusC: public TmPacketBase { friend void (Factory::setStaticFrameworkObjectIds)(); public: /** * This constant defines the minimum size of a valid PUS Telemetry Packet. */ static const uint32_t TM_PACKET_MIN_SIZE = (sizeof(CCSDSPrimaryHeader) + sizeof(PUSTmDataFieldHeaderPusC) + 2); //! Maximum size of a TM Packet in this mission. //! TODO: Make this dependant on a config variable. static const uint32_t MISSION_TM_PACKET_MAX_SIZE = 2048; /** * This is the default constructor. * It sets its internal data pointer to the address passed and also * forwards the data pointer to the parent SpacePacketBase class. * @param set_address The position where the packet data lies. */ TmPacketPusC( uint8_t* setData ); /** * This is the empty default destructor. */ virtual ~TmPacketPusC(); /* TmPacketBase implementations */ uint8_t getService() override; uint8_t getSubService() override; uint8_t* getSourceData() override; uint16_t getSourceDataSize() override; uint16_t getDataFieldSize() override; /** * Returns a raw pointer to the beginning of the time field. * @return Raw pointer to time field. */ uint8_t* getPacketTimeRaw() const override; size_t getTimestampSize() const override; size_t getPacketMinimumSize() const override; protected: /** * A pointer to a structure which defines the data structure of * the packet's data. * * To be hardware-safe, all elements are of byte size. */ TmPacketPointerPusC* tmData; /** * Initializes the Tm Packet header. * Does set the timestamp (to now), but not the error control field. * @param apid APID used. * @param service PUS Service * @param subservice PUS Subservice * @param packetSubcounter Additional subcounter used. */ void initializeTmPacket(uint16_t apid, uint8_t service, uint8_t subservice, uint16_t packetSubcounter, uint16_t destinationId = 0, uint8_t timeRefField = 0); /** * With this method, the packet data pointer can be redirected to another * location. * * This call overwrites the parent's setData method to set both its * @c tc_data pointer and the parent's @c data pointer. * * @param p_data A pointer to another PUS Telemetry Packet. */ void setData( const uint8_t* pData ); /** * In case data was filled manually (almost never the case). * @param size Size of source data (without CRC and data filed header!). */ void setSourceDataSize(uint16_t size); }; #endif /* FSFW_TMTCPACKET_PUS_TMPACKETPUSC_H_ */