builds/digitalwerk/solutions/adtf_content/adtf_base/adtf_core/extern/pkg_ddl/include/adtfddl/codec/codec.h

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#ifndef _DDL_CODEC_CLASS_HEADER_
#define _DDL_CODEC_CLASS_HEADER_
 
namespace adtf_ddl
{
 
class cCodec;
 
class cDecoder: public cStaticDecoder
{
    public:
        typedef adtf_ddl::tStructElement DefinedStructElementType;
        cDecoder() = default;
 
        cDecoder(cDecoder&&) = default;
 
        cDecoder& operator=(cDecoder&&) = default;
 
        virtual tResult IsValid() const override;
 
        virtual size_t GetElementCount() const override;
 
        size_t GetBufferSize(tDataRepresentation eRep = tDataRepresentation::Deserialized) const;
 
        cCodec MakeCodecFor(void* pData, size_t nDataSize, tDataRepresentation eRep) const;
 
    protected:
        friend class cCodecFactory;
        cDecoder(std::shared_ptr<const cStructLayout> pLayout, const void* pData, size_t nDataSize,
                tDataRepresentation eRep);
        cDecoder(const cDecoder& oDecoder, const void* pData, size_t nDataSize,
                tDataRepresentation eRep);
        virtual const tStructLayoutElement* GetLayoutElement(size_t nIndex) const override;
 
    private:
        tResult CalculateDynamicElements();
        tResult AddDynamicElements(const tDynamicStructLayoutElement& sDynamicElement,
                                   tOffsets& sOverallOffsets,
                                   const A_UTILS_NS::cString& strPrefix);
        tResult AddDynamicElement(const tDynamicStructLayoutElement& sDynamicElement,
                                  const A_UTILS_NS::cString& strArrayIndex,
                                  tOffsets& sOverallOffsets,
                                  const A_UTILS_NS::cString& strPrefix);
        tResult AddStaticStructElements(const tDynamicStructLayoutElement& sDynamicElement,
                                        const A_UTILS_NS::cString& strArrayIndex,
                                        tOffsets& sOverallOffsets,
                                        const A_UTILS_NS::cString& strPrefix);
        tResult AddDynamicStructElements(const tDynamicStructLayoutElement& sDynamicElement,
                                         const A_UTILS_NS::cString& strArrayIndex,
                                         tOffsets& sOverallOffsets,
                                         const A_UTILS_NS::cString& strPrefix);
        tResult AddDynamicStructElement(const tStructLayoutElement& sElement);
        void MoveToAlignment(size_t& nBitOffset, size_t nAlignment);
 
    protected:
        std::shared_ptr<std::vector<tStructLayoutElement>> m_pDynamicElements;
        tOffsets m_sBufferSizes;
};
 
class cCodec: public cDecoder
{
    public:
        typedef adtf_ddl::tStructElement DefinedStructElementType;
        cCodec() = default;
 
        cCodec(cCodec&&) = default;
 
        cCodec& operator=(cCodec&&) = default;
 
        tResult SetElementValue(size_t nIndex, const void* pValue);
 
        tResult SetElementValue(size_t nIndex, const A_UTILS_NS::cVariant& oValue);
 
        void* GetElementAddress(size_t nIndex);
        using cStaticDecoder::GetElementAddress;
 
        tResult SetConstants();
 
    protected:
        friend class cCodecFactory;
        friend class cDecoder;
        cCodec(std::shared_ptr<const cStructLayout> pLayout, void* pData, size_t nDataSize,
              tDataRepresentation eRep);
        cCodec(const cDecoder& oDecoder, void* pData, size_t nDataSize,
              tDataRepresentation eRep);
};
 
 
}
 
#endif