DataFrameSyncReceiveLayer.h

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// (c) IMT - Information Management Technology AG, CH-9470 Buchs, www.imt.ch.
 
#ifndef IMT_BASE_LIB_REMOTING_DATAFRAMESYNCRECEIVELAYER_H
#define IMT_BASE_LIB_REMOTING_DATAFRAMESYNCRECEIVELAYER_H
 
#include <Imt.Base.Core.Platform/Nonmovable.h>
#include <Imt.Base.Core.Platform/Platform.h>
#include <Imt.Base.Lib.Remoting/DataFrame.h>
#include <Imt.Base.Lib.Remoting/DataReceiverIfc.h>
#include <Imt.Base.Lib.Remoting/DataSenderIfc.h>
#include <Imt.Base.Lib.Remoting/RemotingConfig.h>
 
namespace imt {
namespace base {
namespace lib {
namespace remoting {
 
// AXIVION Next Construct AutosarC++19_03-M3.4.1: No definition in primary file to separate concerns.
class DataFrameSyncReceiveLayer final : public DataReceiverIfc,
                                        private ::imt::base::core::platform::Nonmovable {
 
public:
 
    // AXIVION Next Line AutosarC++19_03-M5.0.12: required construct / Usage allowed, default frame end char definition
    static constexpr uint8_t DEFAULT_FRAME_END_CHARACTER {static_cast<uint8_t>('~')};
 
    explicit DataFrameSyncReceiveLayer(DataReceiverIfc& upperLevelReceiver, uint8_t const frameEndCharacter = DEFAULT_FRAME_END_CHARACTER);
 
    // AXIVION Next Codeline AutosarC++19_03-A8.4.7: Pass by value not possible for byte array.
    void onDataReceived(uint8_t const* const pData, uint32_t const countDataBytes) final;
 
private:
 
    void handleByte(uint8_t const dataElement);
    void handleByteInInvalidFrame(uint8_t const dataElement);
    void handleByteInEscaping(uint8_t const dataElement);
    void handleByteInFrame(uint8_t const dataElement);
    void handleFrameEnd();
 
    // AXIVION Next Line AutosarC++19_03-M5.0.12: Usage allowed, default escape char definition
    static constexpr uint8_t ESCAPE_CHARACTER {static_cast<uint8_t>('\\')};
 
    uint8_t const m_frameEndCharacter;
    // AXIVION Next Codeline AutosarC++19_03-A12.1.3: All data members initialized in custom constructor
    bool m_isEscaping;
    // AXIVION Next Codeline AutosarC++19_03-A12.1.3: All data members initialized in custom constructor
    bool m_hasDetectedInvalidFrame;
    DataReceiverIfc& m_upperLevelReceiver;
    // AXIVION Next Codeline AutosarC++19_03-A12.1.3: All data members initialized in custom constructor
    DataFrame m_receiveDataFrame;
};
 
} // namespace remoting
} // namespace lib
} // namespace base
} // namespace imt
 
#endif // IMT_BASE_LIB_REMOTING_DATAFRAMESYNCRECEIVELAYER_H