fsfw/tcdistribution/PUSDistributor.h

80 lines
2.4 KiB
C++

#ifndef FSFW_TCDISTRIBUTION_PUSDISTRIBUTOR_H_
#define FSFW_TCDISTRIBUTION_PUSDISTRIBUTOR_H_
#include "PUSDistributorIF.h"
#include "TcDistributor.h"
#include "TcPacketCheck.h"
#include "../returnvalues/HasReturnvaluesIF.h"
#include "../tmtcservices/AcceptsTelecommandsIF.h"
#include "../tmtcservices/VerificationReporter.h"
/**
* This class accepts PUS Telecommands and forwards them to Application
* services. In addition, the class performs a formal packet check and
* sends acceptance success or failure messages.
* @ingroup tc_distribution
*/
class PUSDistributor: public TcDistributor,
public PUSDistributorIF,
public AcceptsTelecommandsIF {
public:
/**
* The ctor passes @c set_apid to the checker class and calls the
* TcDistribution ctor with a certain object id.
* @param setApid The APID of this receiving Application.
* @param setObjectId Object ID of the distributor itself
* @param setPacketSource Object ID of the source of TC packets.
* Must implement CCSDSDistributorIF.
*/
PUSDistributor(uint16_t setApid, object_id_t setObjectId,
object_id_t setPacketSource);
/**
* The destructor is empty.
*/
virtual ~PUSDistributor();
ReturnValue_t registerService(AcceptsTelecommandsIF* service) override;
MessageQueueId_t getRequestQueue() override;
ReturnValue_t initialize() override;
uint16_t getIdentifier() override;
protected:
/**
* This attribute contains the class, that performs a formal packet check.
*/
TcPacketCheck checker;
/**
* With this class, verification messages are sent to the
* TC Verification service.
*/
VerificationReporter verifyChannel;
/**
* The currently handled packet is stored here.
*/
TcPacketStored* currentPacket = nullptr;
/**
* With this variable, the current check status is stored to generate
* acceptance messages later.
*/
ReturnValue_t tcStatus;
const object_id_t packetSource;
/**
* This method reads the packet service, checks if such a service is
* registered and forwards the packet to the destination.
* It also initiates the formal packet check and sending of verification
* messages.
* @return Iterator to map entry of found service id
* or iterator to @c map.end().
*/
TcMqMapIter selectDestination() override;
/**
* The callback here handles the generation of acceptance
* success/failure messages.
*/
ReturnValue_t callbackAfterSending(ReturnValue_t queueStatus) override;
};
#endif /* FSFW_TCDISTRIBUTION_PUSDISTRIBUTOR_H_ */