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#ifndef ZSERIO_ARRAY_TRAITS_H_INC |
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#define ZSERIO_ARRAY_TRAITS_H_INC |
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#include <type_traits> |
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#include <string> |
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#include <vector> |
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#include "zserio/BitPositionUtil.h" |
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#include "zserio/BitSizeOfCalculator.h" |
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#include "zserio/BitStreamWriter.h" |
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#include "zserio/BitStreamReader.h" |
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#include "zserio/Enums.h" |
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#include "zserio/Traits.h" |
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#include "zserio/SizeConvertUtil.h" |
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#include "zserio/DeltaContext.h" |
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namespace zserio |
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{ |
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namespace detail |
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{ |
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template <typename T> |
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T read_bits(BitStreamReader& in, uint8_t numBits); |
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template <> |
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inline int8_t read_bits<int8_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return static_cast<int8_t>(in.readSignedBits(numBits)); |
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} |
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template <> |
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inline int16_t read_bits<int16_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return static_cast<int16_t>(in.readSignedBits(numBits)); |
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} |
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template <> |
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inline int32_t read_bits<int32_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return in.readSignedBits(numBits); |
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} |
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template <> |
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inline int64_t read_bits<int64_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return in.readSignedBits64(numBits); |
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} |
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template <> |
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inline uint8_t read_bits<uint8_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return static_cast<uint8_t>(in.readBits(numBits)); |
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} |
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template <> |
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inline uint16_t read_bits<uint16_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return static_cast<uint16_t>(in.readBits(numBits)); |
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} |
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template <> |
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inline uint32_t read_bits<uint32_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return in.readBits(numBits); |
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} |
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template <> |
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inline uint64_t read_bits<uint64_t>(BitStreamReader& in, uint8_t numBits) |
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{ |
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return in.readBits64(numBits); |
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} |
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template <typename T> |
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void write_bits(BitStreamWriter& out, T value, uint8_t numBits); |
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template <> |
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inline void write_bits<int8_t>(BitStreamWriter& out, int8_t value, uint8_t numBits) |
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{ |
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out.writeSignedBits(static_cast<int32_t>(value), numBits); |
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} |
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template <> |
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inline void write_bits<int16_t>(BitStreamWriter& out, int16_t value, uint8_t numBits) |
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{ |
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out.writeSignedBits(static_cast<int32_t>(value), numBits); |
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} |
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template <> |
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inline void write_bits<int32_t>(BitStreamWriter& out, int32_t value, uint8_t numBits) |
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{ |
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out.writeSignedBits(value, numBits); |
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} |
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template <> |
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inline void write_bits<int64_t>(BitStreamWriter& out, int64_t value, uint8_t numBits) |
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{ |
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out.writeSignedBits64(value, numBits); |
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} |
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template <> |
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inline void write_bits<uint8_t>(BitStreamWriter& out, uint8_t value, uint8_t numBits) |
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{ |
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out.writeBits(static_cast<uint32_t>(value), numBits); |
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} |
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template <> |
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inline void write_bits<uint16_t>(BitStreamWriter& out, uint16_t value, uint8_t numBits) |
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{ |
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out.writeBits(static_cast<uint32_t>(value), numBits); |
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} |
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template <> |
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inline void write_bits<uint32_t>(BitStreamWriter& out, uint32_t value, uint8_t numBits) |
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{ |
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out.writeBits(value, numBits); |
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} |
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template <> |
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inline void write_bits<uint64_t>(BitStreamWriter& out, uint64_t value, uint8_t numBits) |
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{ |
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out.writeBits64(value, numBits); |
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} |
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} // namespace detail |
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/** |
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* Array traits for bit field Zserio types. |
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* |
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* These traits are used for all fixed bit fields (int:N or bit:N) or for dynamic bit fields which |
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* have constant bit size available during generation (int<N> or bit<N>). |
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*/ |
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template <typename T, uint8_t NUM_BITS> |
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class BitFieldArrayTraits |
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{ |
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public: |
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/** Element type. */ |
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using ElementType = T; |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf() |
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{ |
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return NUM_BITS; |
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} |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf(ElementType) |
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{ |
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return bitSizeOf(); |
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} |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf(size_t, ElementType) |
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{ |
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return bitSizeOf(); |
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} |
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/** |
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* Initializes indexed offsets of the single array element. |
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* |
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* \param bitPosition Current bit position. |
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* \return Updated bit position which points to the first bit after the array element. |
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*/ |
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static size_t initializeOffsets(size_t bitPosition, ElementType) |
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{ |
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return bitPosition + NUM_BITS; |
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} |
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/** |
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* Reads the single array element. |
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* |
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* \param in Bit stream reader. |
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* \return Read element. |
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*/ |
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static ElementType read(BitStreamReader& in, size_t = 0) |
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{ |
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return detail::read_bits<T>(in, NUM_BITS); |
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} |
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/** |
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* Writes the single array element. |
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* |
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* \param out Bit stream writer to use. |
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* \param element Element to write. |
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*/ |
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static void write(BitStreamWriter& out, ElementType element) |
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{ |
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detail::write_bits(out, element, NUM_BITS); |
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} |
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/** Determines whether the bit size of the single element is constant. */ |
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static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
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}; |
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/** |
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* Array traits for dynamic bit field Zserio types with dynamic bit size (int<bitSize> or bit<bitSize>). |
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* |
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* Used for dynamic bit fields with length known at compile time - i.e. which depends on a constant expression |
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* and doesn't need an owner. |
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*/ |
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template <typename T, typename ELEMENT_BIT_SIZE, typename = void> |
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class DynamicBitFieldArrayTraits |
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{ |
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public: |
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/** Element type. */ |
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using ElementType = T; |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf() |
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{ |
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return ELEMENT_BIT_SIZE::get(); |
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} |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf(ElementType) |
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{ |
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return bitSizeOf(); |
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} |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf(size_t, ElementType) |
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{ |
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return bitSizeOf(); |
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} |
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/** |
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* Initializes indexed offsets of the single array element. |
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* |
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* \param bitPosition Current bit position. |
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* |
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* \return Updated bit position which points to the first bit after the array element. |
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*/ |
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static size_t initializeOffsets(size_t bitPosition, ElementType) |
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{ |
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return bitPosition + bitSizeOf(); |
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} |
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/** |
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* Reads the single array element. |
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* |
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* \param in Bit stream reader. |
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* |
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* \return Read element. |
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*/ |
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static ElementType read(BitStreamReader& in, size_t = 0) |
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{ |
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return detail::read_bits<T>(in, ELEMENT_BIT_SIZE::get()); |
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} |
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/** |
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* Writes the single array element. |
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* |
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* \param out Bit stream writer to use. |
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* \param element Element to write. |
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*/ |
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static void write(BitStreamWriter& out, ElementType element) |
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{ |
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detail::write_bits(out, element, ELEMENT_BIT_SIZE::get()); |
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} |
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/** Determines whether the bit size of the single element is constant. */ |
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static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
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}; |
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/** |
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* Array traits for dynamic bit field Zserio types with dynamic bit size (int<bitSize> or bit<bitSize>). |
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* |
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* Specialization for dynamic bit fields which length depends on an arbitrary expression - i.e. which may |
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* need an owner. |
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*/ |
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template <typename T, typename ELEMENT_BIT_SIZE> |
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class DynamicBitFieldArrayTraits<T, ELEMENT_BIT_SIZE, |
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typename std::enable_if<has_owner_type<ELEMENT_BIT_SIZE>::value>::type> |
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{ |
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public: |
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/** Element type. */ |
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using ElementType = T; |
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/** Typedef for the array's owner type. */ |
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using OwnerType = typename ELEMENT_BIT_SIZE::OwnerType; |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \param owner Owner of the current array. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf(const OwnerType& owner) |
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{ |
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return ELEMENT_BIT_SIZE::get(owner); |
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} |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \param owner Owner of the current array. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf(const OwnerType& owner, ElementType) |
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{ |
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return bitSizeOf(owner); |
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} |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \param owner Owner of the current array. |
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* |
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* \return Bit size of the array element. |
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*/ |
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static size_t bitSizeOf(const OwnerType& owner, size_t, ElementType) |
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{ |
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return bitSizeOf(owner); |
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} |
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/** |
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* Initializes indexed offsets of the single array element. |
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* |
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* \param owner Owner of the current array. |
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* \param bitPosition Current bit position. |
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* |
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* \return Updated bit position which points to the first bit after the array element. |
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*/ |
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static size_t initializeOffsets(const OwnerType& owner, size_t bitPosition, ElementType) |
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{ |
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return bitPosition + bitSizeOf(owner); |
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} |
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/** |
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* Reads the single array element. |
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* |
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* \param owner Owner of the current array. |
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* \param in Bit stream reader. |
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* |
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* \return Read element. |
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*/ |
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static ElementType read(const OwnerType& owner, BitStreamReader& in, size_t = 0) |
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{ |
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return detail::read_bits<T>(in, ELEMENT_BIT_SIZE::get(owner)); |
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} |
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/** |
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* Writes the single array element. |
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* |
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* \param owner Owner of the current array. |
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* \param out Bit stream writer to use. |
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* \param element Element to write. |
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*/ |
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|
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static void write(const OwnerType& owner, BitStreamWriter& out, ElementType element) |
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{ |
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detail::write_bits(out, element, ELEMENT_BIT_SIZE::get(owner)); |
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} |
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/** Determines whether the bit size of the single element is constant. */ |
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static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
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}; |
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/** |
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* Array traits for fixed integer Zserio types (int16, uint16, int32, uint32, etc...). |
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*/ |
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template <typename T> |
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struct StdIntArrayTraits |
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{ |
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/** Element type. */ |
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using ElementType = T; |
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|
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
400 |
|
4154 |
static size_t bitSizeOf() |
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{ |
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|
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return NUM_BITS; |
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} |
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|
405 |
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/** |
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* Calculates bit size of the array element. |
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* |
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* \return Bit size of the array element. |
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*/ |
410 |
|
3744 |
static size_t bitSizeOf(ElementType) |
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{ |
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|
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return bitSizeOf(); |
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} |
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415 |
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/** |
416 |
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* Calculates bit size of the array element. |
417 |
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* |
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* \return Bit size of the array element. |
419 |
|
|
*/ |
420 |
|
|
static size_t bitSizeOf(size_t, ElementType) |
421 |
|
|
{ |
422 |
|
|
return bitSizeOf(); |
423 |
|
|
} |
424 |
|
|
|
425 |
|
|
/** |
426 |
|
|
* Initializes indexed offsets of the single array element. |
427 |
|
|
* |
428 |
|
|
* \param bitPosition Current bit position. |
429 |
|
|
* |
430 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
431 |
|
|
*/ |
432 |
|
960 |
static size_t initializeOffsets(size_t bitPosition, ElementType) |
433 |
|
|
{ |
434 |
|
960 |
return bitPosition + NUM_BITS; |
435 |
|
|
} |
436 |
|
|
|
437 |
|
|
/** |
438 |
|
|
* Reads the single array element. |
439 |
|
|
* |
440 |
|
|
* \param in Bit stream reader. |
441 |
|
|
* |
442 |
|
|
* \return Read element. |
443 |
|
|
*/ |
444 |
|
1248 |
static ElementType read(BitStreamReader& in, size_t = 0) |
445 |
|
|
{ |
446 |
|
1248 |
return detail::read_bits<T>(in, NUM_BITS); |
447 |
|
|
} |
448 |
|
|
|
449 |
|
|
/** |
450 |
|
|
* Writes the single array element. |
451 |
|
|
* |
452 |
|
|
* \param out Bit stream writer to use. |
453 |
|
|
* \param element Element to write. |
454 |
|
|
*/ |
455 |
|
1248 |
static void write(BitStreamWriter& out, ElementType element) |
456 |
|
|
{ |
457 |
|
1248 |
detail::write_bits(out, element, NUM_BITS); |
458 |
|
1248 |
} |
459 |
|
|
|
460 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
461 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
462 |
|
|
|
463 |
|
|
private: |
464 |
|
|
static constexpr uint8_t NUM_BITS = sizeof(T) * 8; |
465 |
|
|
}; |
466 |
|
|
|
467 |
|
|
/** |
468 |
|
|
* Array traits for variable integer Zserio types (varint16, varuint16, etc...). |
469 |
|
|
*/ |
470 |
|
|
template <typename T> |
471 |
|
|
struct VarIntNNArrayTraits; |
472 |
|
|
|
473 |
|
|
/** |
474 |
|
|
* Array traits specialization for Zserio varint16 type. |
475 |
|
|
*/ |
476 |
|
|
template <> |
477 |
|
|
struct VarIntNNArrayTraits<int16_t> |
478 |
|
|
{ |
479 |
|
|
/** Element type. */ |
480 |
|
|
using ElementType = int16_t; |
481 |
|
|
|
482 |
|
|
/** |
483 |
|
|
* Calculates bit size of the array element. |
484 |
|
|
* |
485 |
|
|
* \param element Element to use for calculation. |
486 |
|
|
* |
487 |
|
|
* \return Bit size of the array element. |
488 |
|
|
*/ |
489 |
|
128 |
static size_t bitSizeOf(ElementType element) |
490 |
|
|
{ |
491 |
|
128 |
return zserio::bitSizeOfVarInt16(element); |
492 |
|
|
} |
493 |
|
|
|
494 |
|
|
/** |
495 |
|
|
* Calculates bit size of the array element. |
496 |
|
|
* |
497 |
|
|
* \param element Element to use for calculation. |
498 |
|
|
* |
499 |
|
|
* \return Bit size of the array element. |
500 |
|
|
*/ |
501 |
|
128 |
static size_t bitSizeOf(size_t, ElementType element) |
502 |
|
|
{ |
503 |
|
128 |
return bitSizeOf(element); |
504 |
|
|
} |
505 |
|
|
|
506 |
|
|
/** |
507 |
|
|
* Initializes indexed offsets of the single array element. |
508 |
|
|
* |
509 |
|
|
* \param bitPosition Current bit position. |
510 |
|
|
* \param element Element to use for calculation. |
511 |
|
|
* |
512 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
513 |
|
|
*/ |
514 |
|
64 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
515 |
|
|
{ |
516 |
|
64 |
return bitPosition + bitSizeOf(bitPosition, element); |
517 |
|
|
} |
518 |
|
|
|
519 |
|
|
/** |
520 |
|
|
* Reads the single array element. |
521 |
|
|
* |
522 |
|
|
* \param in Bit stream reader. |
523 |
|
|
* |
524 |
|
|
* \return Read element. |
525 |
|
|
*/ |
526 |
|
64 |
static ElementType read(BitStreamReader& in, size_t = 0) |
527 |
|
|
{ |
528 |
|
64 |
return in.readVarInt16(); |
529 |
|
|
} |
530 |
|
|
|
531 |
|
|
/** |
532 |
|
|
* Writes the single array element. |
533 |
|
|
* |
534 |
|
|
* \param out Bit stream writer to use. |
535 |
|
|
* \param element Element to write. |
536 |
|
|
*/ |
537 |
|
64 |
static void write(BitStreamWriter& out, ElementType element) |
538 |
|
|
{ |
539 |
|
64 |
out.writeVarInt16(element); |
540 |
|
64 |
} |
541 |
|
|
|
542 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
543 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
544 |
|
|
}; |
545 |
|
|
|
546 |
|
|
/** |
547 |
|
|
* Array traits specialization for Zserio varint32 type. |
548 |
|
|
*/ |
549 |
|
|
template <> |
550 |
|
|
struct VarIntNNArrayTraits<int32_t> |
551 |
|
|
{ |
552 |
|
|
/** Element type. */ |
553 |
|
|
using ElementType = int32_t; |
554 |
|
|
|
555 |
|
|
/** |
556 |
|
|
* Calculates bit size of the array element. |
557 |
|
|
* |
558 |
|
|
* \param element Element to use for calculation. |
559 |
|
|
* |
560 |
|
|
* \return Bit size of the array element. |
561 |
|
|
*/ |
562 |
|
256 |
static size_t bitSizeOf(ElementType element) |
563 |
|
|
{ |
564 |
|
256 |
return zserio::bitSizeOfVarInt32(element); |
565 |
|
|
} |
566 |
|
|
|
567 |
|
|
/** |
568 |
|
|
* Calculates bit size of the array element. |
569 |
|
|
* |
570 |
|
|
* \param element Element to use for calculation. |
571 |
|
|
* |
572 |
|
|
* \return Bit size of the array element. |
573 |
|
|
*/ |
574 |
|
256 |
static size_t bitSizeOf(size_t, ElementType element) |
575 |
|
|
{ |
576 |
|
256 |
return bitSizeOf(element); |
577 |
|
|
} |
578 |
|
|
|
579 |
|
|
/** |
580 |
|
|
* Initializes indexed offsets of the single array element. |
581 |
|
|
* |
582 |
|
|
* \param bitPosition Current bit position. |
583 |
|
|
* \param element Element to use for calculation. |
584 |
|
|
* |
585 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
586 |
|
|
*/ |
587 |
|
128 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
588 |
|
|
{ |
589 |
|
128 |
return bitPosition + bitSizeOf(bitPosition, element); |
590 |
|
|
} |
591 |
|
|
|
592 |
|
|
/** |
593 |
|
|
* Reads the single array element. |
594 |
|
|
* |
595 |
|
|
* \param in Bit stream reader. |
596 |
|
|
* |
597 |
|
|
* \return Read element. |
598 |
|
|
*/ |
599 |
|
128 |
static ElementType read(BitStreamReader& in, size_t = 0) |
600 |
|
|
{ |
601 |
|
128 |
return in.readVarInt32(); |
602 |
|
|
} |
603 |
|
|
|
604 |
|
|
/** |
605 |
|
|
* Writes the single array element. |
606 |
|
|
* |
607 |
|
|
* \param out Bit stream writer to use. |
608 |
|
|
* \param element Element to write. |
609 |
|
|
*/ |
610 |
|
128 |
static void write(BitStreamWriter& out, ElementType element) |
611 |
|
|
{ |
612 |
|
128 |
out.writeVarInt32(element); |
613 |
|
128 |
} |
614 |
|
|
|
615 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
616 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
617 |
|
|
}; |
618 |
|
|
|
619 |
|
|
/** |
620 |
|
|
* Array traits specialization for Zserio varint64 type. |
621 |
|
|
*/ |
622 |
|
|
template <> |
623 |
|
|
struct VarIntNNArrayTraits<int64_t> |
624 |
|
|
{ |
625 |
|
|
/** Element type. */ |
626 |
|
|
using ElementType = int64_t; |
627 |
|
|
|
628 |
|
|
/** |
629 |
|
|
* Calculates bit size of the array element. |
630 |
|
|
* |
631 |
|
|
* \param element Element to use for calculation. |
632 |
|
|
* |
633 |
|
|
* \return Bit size of the array element. |
634 |
|
|
*/ |
635 |
|
512 |
static size_t bitSizeOf(ElementType element) |
636 |
|
|
{ |
637 |
|
512 |
return zserio::bitSizeOfVarInt64(element); |
638 |
|
|
} |
639 |
|
|
|
640 |
|
|
/** |
641 |
|
|
* Calculates bit size of the array element. |
642 |
|
|
* |
643 |
|
|
* \param element Element to use for calculation. |
644 |
|
|
* |
645 |
|
|
* \return Bit size of the array element. |
646 |
|
|
*/ |
647 |
|
512 |
static size_t bitSizeOf(size_t, ElementType element) |
648 |
|
|
{ |
649 |
|
512 |
return bitSizeOf(element); |
650 |
|
|
} |
651 |
|
|
|
652 |
|
|
/** |
653 |
|
|
* Initializes indexed offsets of the single array element. |
654 |
|
|
* |
655 |
|
|
* \param bitPosition Current bit position. |
656 |
|
|
* \param element Element to use for calculation. |
657 |
|
|
* |
658 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
659 |
|
|
*/ |
660 |
|
256 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
661 |
|
|
{ |
662 |
|
256 |
return bitPosition + bitSizeOf(bitPosition, element); |
663 |
|
|
} |
664 |
|
|
|
665 |
|
|
/** |
666 |
|
|
* Reads the single array element. |
667 |
|
|
* |
668 |
|
|
* \param in Bit stream reader. |
669 |
|
|
* |
670 |
|
|
* \return Read element. |
671 |
|
|
*/ |
672 |
|
256 |
static ElementType read(BitStreamReader& in, size_t = 0) |
673 |
|
|
{ |
674 |
|
256 |
return in.readVarInt64(); |
675 |
|
|
} |
676 |
|
|
|
677 |
|
|
/** |
678 |
|
|
* Writes the single array element. |
679 |
|
|
* |
680 |
|
|
* \param out Bit stream writer to use. |
681 |
|
|
* \param element Element to write. |
682 |
|
|
*/ |
683 |
|
256 |
static void write(BitStreamWriter& out, ElementType element) |
684 |
|
|
{ |
685 |
|
256 |
out.writeVarInt64(element); |
686 |
|
256 |
} |
687 |
|
|
|
688 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
689 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
690 |
|
|
}; |
691 |
|
|
|
692 |
|
|
/** |
693 |
|
|
* Array traits specialization for Zserio varuint16 type. |
694 |
|
|
*/ |
695 |
|
|
template <> |
696 |
|
|
struct VarIntNNArrayTraits<uint16_t> |
697 |
|
|
{ |
698 |
|
|
/** Element type. */ |
699 |
|
|
using ElementType = uint16_t; |
700 |
|
|
|
701 |
|
|
/** |
702 |
|
|
* Calculates bit size of the array element. |
703 |
|
|
* |
704 |
|
|
* \param element Element to use for calculation. |
705 |
|
|
* |
706 |
|
|
* \return Bit size of the array element. |
707 |
|
|
*/ |
708 |
|
128 |
static size_t bitSizeOf(ElementType element) |
709 |
|
|
{ |
710 |
|
128 |
return zserio::bitSizeOfVarUInt16(element); |
711 |
|
|
} |
712 |
|
|
|
713 |
|
|
/** |
714 |
|
|
* Calculates bit size of the array element. |
715 |
|
|
* |
716 |
|
|
* \param element Element to use for calculation. |
717 |
|
|
* |
718 |
|
|
* \return Bit size of the array element. |
719 |
|
|
*/ |
720 |
|
128 |
static size_t bitSizeOf(size_t, ElementType element) |
721 |
|
|
{ |
722 |
|
128 |
return bitSizeOf(element); |
723 |
|
|
} |
724 |
|
|
|
725 |
|
|
/** |
726 |
|
|
* Initializes indexed offsets of the single array element. |
727 |
|
|
* |
728 |
|
|
* \param bitPosition Current bit position. |
729 |
|
|
* \param element Element to use for calculation. |
730 |
|
|
* |
731 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
732 |
|
|
*/ |
733 |
|
64 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
734 |
|
|
{ |
735 |
|
64 |
return bitPosition + bitSizeOf(bitPosition, element); |
736 |
|
|
} |
737 |
|
|
|
738 |
|
|
/** |
739 |
|
|
* Reads the single array element. |
740 |
|
|
* |
741 |
|
|
* \param in Bit stream reader. |
742 |
|
|
* |
743 |
|
|
* \return Read element. |
744 |
|
|
*/ |
745 |
|
64 |
static ElementType read(BitStreamReader& in, size_t = 0) |
746 |
|
|
{ |
747 |
|
64 |
return in.readVarUInt16(); |
748 |
|
|
} |
749 |
|
|
|
750 |
|
|
/** |
751 |
|
|
* Writes the single array element. |
752 |
|
|
* |
753 |
|
|
* \param out Bit stream writer to use. |
754 |
|
|
* \param element Element to write. |
755 |
|
|
*/ |
756 |
|
64 |
static void write(BitStreamWriter& out, ElementType element) |
757 |
|
|
{ |
758 |
|
64 |
out.writeVarUInt16(element); |
759 |
|
64 |
} |
760 |
|
|
|
761 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
762 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
763 |
|
|
}; |
764 |
|
|
|
765 |
|
|
/** |
766 |
|
|
* Array traits specialization for Zserio varuint32 type. |
767 |
|
|
*/ |
768 |
|
|
template <> |
769 |
|
|
struct VarIntNNArrayTraits<uint32_t> |
770 |
|
|
{ |
771 |
|
|
/** Element type. */ |
772 |
|
|
using ElementType = uint32_t; |
773 |
|
|
|
774 |
|
|
/** |
775 |
|
|
* Calculates bit size of the array element. |
776 |
|
|
* |
777 |
|
|
* \param element Element to use for calculation. |
778 |
|
|
* |
779 |
|
|
* \return Bit size of the array element. |
780 |
|
|
*/ |
781 |
|
256 |
static size_t bitSizeOf(ElementType element) |
782 |
|
|
{ |
783 |
|
256 |
return zserio::bitSizeOfVarUInt32(element); |
784 |
|
|
} |
785 |
|
|
|
786 |
|
|
/** |
787 |
|
|
* Calculates bit size of the array element. |
788 |
|
|
* |
789 |
|
|
* \param element Element to use for calculation. |
790 |
|
|
* |
791 |
|
|
* \return Bit size of the array element. |
792 |
|
|
*/ |
793 |
|
256 |
static size_t bitSizeOf(size_t, ElementType element) |
794 |
|
|
{ |
795 |
|
256 |
return bitSizeOf(element); |
796 |
|
|
} |
797 |
|
|
|
798 |
|
|
/** |
799 |
|
|
* Initializes indexed offsets of the single array element. |
800 |
|
|
* |
801 |
|
|
* \param bitPosition Current bit position. |
802 |
|
|
* \param element Element to use for calculation. |
803 |
|
|
* |
804 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
805 |
|
|
*/ |
806 |
|
128 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
807 |
|
|
{ |
808 |
|
128 |
return bitPosition + bitSizeOf(bitPosition, element); |
809 |
|
|
} |
810 |
|
|
|
811 |
|
|
/** |
812 |
|
|
* Reads the single array element. |
813 |
|
|
* |
814 |
|
|
* \param in Bit stream reader. |
815 |
|
|
* |
816 |
|
|
* \return Read element. |
817 |
|
|
*/ |
818 |
|
128 |
static ElementType read(BitStreamReader& in, size_t = 0) |
819 |
|
|
{ |
820 |
|
128 |
return in.readVarUInt32(); |
821 |
|
|
} |
822 |
|
|
|
823 |
|
|
/** |
824 |
|
|
* Writes the single array element. |
825 |
|
|
* |
826 |
|
|
* \param out Bit stream writer to use. |
827 |
|
|
* \param element Element to write. |
828 |
|
|
*/ |
829 |
|
128 |
static void write(BitStreamWriter& out, ElementType element) |
830 |
|
|
{ |
831 |
|
128 |
out.writeVarUInt32(element); |
832 |
|
128 |
} |
833 |
|
|
|
834 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
835 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
836 |
|
|
}; |
837 |
|
|
|
838 |
|
|
/** |
839 |
|
|
* Array traits specialization for Zserio varuint64 type. |
840 |
|
|
*/ |
841 |
|
|
template <> |
842 |
|
|
struct VarIntNNArrayTraits<uint64_t> |
843 |
|
|
{ |
844 |
|
|
/** Element type. */ |
845 |
|
|
using ElementType = uint64_t; |
846 |
|
|
|
847 |
|
|
/** |
848 |
|
|
* Calculates bit size of the array element. |
849 |
|
|
* |
850 |
|
|
* \param element Element to use for calculation. |
851 |
|
|
* |
852 |
|
|
* \return Bit size of the array element. |
853 |
|
|
*/ |
854 |
|
2912 |
static size_t bitSizeOf(ElementType element) |
855 |
|
|
{ |
856 |
|
2912 |
return zserio::bitSizeOfVarUInt64(element); |
857 |
|
|
} |
858 |
|
|
|
859 |
|
|
/** |
860 |
|
|
* Calculates bit size of the array element. |
861 |
|
|
* |
862 |
|
|
* \param element Element to use for calculation. |
863 |
|
|
* |
864 |
|
|
* \return Bit size of the array element. |
865 |
|
|
*/ |
866 |
|
512 |
static size_t bitSizeOf(size_t, ElementType element) |
867 |
|
|
{ |
868 |
|
512 |
return bitSizeOf(element); |
869 |
|
|
} |
870 |
|
|
|
871 |
|
|
/** |
872 |
|
|
* Initializes indexed offsets of the single array element. |
873 |
|
|
* |
874 |
|
|
* \param bitPosition Current bit position. |
875 |
|
|
* \param element Element to use for calculation. |
876 |
|
|
* |
877 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
878 |
|
|
*/ |
879 |
|
256 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
880 |
|
|
{ |
881 |
|
256 |
return bitPosition + bitSizeOf(bitPosition, element); |
882 |
|
|
} |
883 |
|
|
|
884 |
|
|
/** |
885 |
|
|
* Reads the single array element. |
886 |
|
|
* |
887 |
|
|
* \param in Bit stream reader. |
888 |
|
|
* |
889 |
|
|
* \return Read element. |
890 |
|
|
*/ |
891 |
|
736 |
static ElementType read(BitStreamReader& in, size_t = 0) |
892 |
|
|
{ |
893 |
|
736 |
return in.readVarUInt64(); |
894 |
|
|
} |
895 |
|
|
|
896 |
|
|
/** |
897 |
|
|
* Writes the single array element. |
898 |
|
|
* |
899 |
|
|
* \param out Bit stream writer to use. |
900 |
|
|
* \param element Element to write. |
901 |
|
|
*/ |
902 |
|
736 |
static void write(BitStreamWriter& out, ElementType element) |
903 |
|
|
{ |
904 |
|
736 |
out.writeVarUInt64(element); |
905 |
|
736 |
} |
906 |
|
|
|
907 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
908 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
909 |
|
|
}; |
910 |
|
|
|
911 |
|
|
/** |
912 |
|
|
* Array traits for big variable integer Zserio types (varint, varuint). |
913 |
|
|
*/ |
914 |
|
|
template <typename T> |
915 |
|
|
struct VarIntArrayTraits; |
916 |
|
|
|
917 |
|
|
/** |
918 |
|
|
* Array traits specialization for Zserio varint type. |
919 |
|
|
*/ |
920 |
|
|
template <> |
921 |
|
|
struct VarIntArrayTraits<int64_t> |
922 |
|
|
{ |
923 |
|
|
/** Element type. */ |
924 |
|
|
using ElementType = int64_t; |
925 |
|
|
|
926 |
|
|
/** |
927 |
|
|
* Calculates bit size of the array element. |
928 |
|
|
* |
929 |
|
|
* \param element Element to use for calculation. |
930 |
|
|
* |
931 |
|
|
* \return Bit size of the array element. |
932 |
|
|
*/ |
933 |
|
1408 |
static size_t bitSizeOf(ElementType element) |
934 |
|
|
{ |
935 |
|
1408 |
return zserio::bitSizeOfVarInt(element); |
936 |
|
|
} |
937 |
|
|
|
938 |
|
|
/** |
939 |
|
|
* Calculates bit size of the array element. |
940 |
|
|
* |
941 |
|
|
* \param element Element to use for calculation. |
942 |
|
|
* |
943 |
|
|
* \return Bit size of the array element. |
944 |
|
|
*/ |
945 |
|
1408 |
static size_t bitSizeOf(size_t, ElementType element) |
946 |
|
|
{ |
947 |
|
1408 |
return bitSizeOf(element); |
948 |
|
|
} |
949 |
|
|
|
950 |
|
|
/** |
951 |
|
|
* Initializes indexed offsets of the single array element. |
952 |
|
|
* |
953 |
|
|
* \param bitPosition Current bit position. |
954 |
|
|
* \param element Element to use for calculation. |
955 |
|
|
* |
956 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
957 |
|
|
*/ |
958 |
|
704 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
959 |
|
|
{ |
960 |
|
704 |
return bitPosition + bitSizeOf(bitPosition, element); |
961 |
|
|
} |
962 |
|
|
|
963 |
|
|
/** |
964 |
|
|
* Reads the single array element. |
965 |
|
|
* |
966 |
|
|
* \param in Bit stream reader. |
967 |
|
|
* |
968 |
|
|
* \return Read element. |
969 |
|
|
*/ |
970 |
|
704 |
static ElementType read(BitStreamReader& in, size_t = 0) |
971 |
|
|
{ |
972 |
|
704 |
return in.readVarInt(); |
973 |
|
|
} |
974 |
|
|
|
975 |
|
|
/** |
976 |
|
|
* Writes the single array element. |
977 |
|
|
* |
978 |
|
|
* \param out Bit stream writer to use. |
979 |
|
|
* \param element Element to write. |
980 |
|
|
*/ |
981 |
|
704 |
static void write(BitStreamWriter& out, ElementType element) |
982 |
|
|
{ |
983 |
|
704 |
out.writeVarInt(element); |
984 |
|
704 |
} |
985 |
|
|
|
986 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
987 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
988 |
|
|
}; |
989 |
|
|
|
990 |
|
|
/** |
991 |
|
|
* Array traits specialization for Zserio varuint type. |
992 |
|
|
*/ |
993 |
|
|
template <> |
994 |
|
|
struct VarIntArrayTraits<uint64_t> |
995 |
|
|
{ |
996 |
|
|
/** Element type. */ |
997 |
|
|
using ElementType = uint64_t; |
998 |
|
|
|
999 |
|
|
/** |
1000 |
|
|
* Calculates bit size of the array element. |
1001 |
|
|
* |
1002 |
|
|
* \param element Element to use for calculation. |
1003 |
|
|
* |
1004 |
|
|
* \return Bit size of the array element. |
1005 |
|
|
*/ |
1006 |
|
704 |
static size_t bitSizeOf(ElementType element) |
1007 |
|
|
{ |
1008 |
|
704 |
return zserio::bitSizeOfVarUInt(element); |
1009 |
|
|
} |
1010 |
|
|
|
1011 |
|
|
/** |
1012 |
|
|
* Calculates bit size of the array element. |
1013 |
|
|
* |
1014 |
|
|
* \param element Element to use for calculation. |
1015 |
|
|
* |
1016 |
|
|
* \return Bit size of the array element. |
1017 |
|
|
*/ |
1018 |
|
704 |
static size_t bitSizeOf(size_t, ElementType element) |
1019 |
|
|
{ |
1020 |
|
704 |
return bitSizeOf(element); |
1021 |
|
|
} |
1022 |
|
|
|
1023 |
|
|
/** |
1024 |
|
|
* Initializes indexed offsets of the single array element. |
1025 |
|
|
* |
1026 |
|
|
* \param bitPosition Current bit position. |
1027 |
|
|
* \param element Element to use for calculation. |
1028 |
|
|
* |
1029 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1030 |
|
|
*/ |
1031 |
|
352 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1032 |
|
|
{ |
1033 |
|
352 |
return bitPosition + bitSizeOf(bitPosition, element); |
1034 |
|
|
} |
1035 |
|
|
|
1036 |
|
|
/** |
1037 |
|
|
* Reads the single array element. |
1038 |
|
|
* |
1039 |
|
|
* \param in Bit stream reader. |
1040 |
|
|
* |
1041 |
|
|
* \return Read element. |
1042 |
|
|
*/ |
1043 |
|
352 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1044 |
|
|
{ |
1045 |
|
352 |
return in.readVarUInt(); |
1046 |
|
|
} |
1047 |
|
|
|
1048 |
|
|
/** |
1049 |
|
|
* Writes the single array element. |
1050 |
|
|
* |
1051 |
|
|
* \param out Bit stream writer to use. |
1052 |
|
|
* \param element Element to write. |
1053 |
|
|
*/ |
1054 |
|
352 |
static void write(BitStreamWriter& out, ElementType element) |
1055 |
|
|
{ |
1056 |
|
352 |
out.writeVarUInt(element); |
1057 |
|
352 |
} |
1058 |
|
|
|
1059 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1060 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1061 |
|
|
}; |
1062 |
|
|
|
1063 |
|
|
/** |
1064 |
|
|
* Array traits specialization for Zserio varsize type. |
1065 |
|
|
*/ |
1066 |
|
|
struct VarSizeArrayTraits |
1067 |
|
|
{ |
1068 |
|
|
/** Element type. */ |
1069 |
|
|
using ElementType = uint32_t; |
1070 |
|
|
|
1071 |
|
|
/** |
1072 |
|
|
* Calculates bit size of the array element. |
1073 |
|
|
* |
1074 |
|
|
* \param element Element to use for calculation. |
1075 |
|
|
* |
1076 |
|
|
* \return Bit size of the array element. |
1077 |
|
|
*/ |
1078 |
|
1120 |
static size_t bitSizeOf(ElementType element) |
1079 |
|
|
{ |
1080 |
|
1120 |
return zserio::bitSizeOfVarSize(element); |
1081 |
|
|
} |
1082 |
|
|
|
1083 |
|
|
/** |
1084 |
|
|
* Calculates bit size of the array element. |
1085 |
|
|
* |
1086 |
|
|
* \param element Element to use for calculation. |
1087 |
|
|
* |
1088 |
|
|
* \return Bit size of the array element. |
1089 |
|
|
*/ |
1090 |
|
320 |
static size_t bitSizeOf(size_t, ElementType element) |
1091 |
|
|
{ |
1092 |
|
320 |
return bitSizeOf(element); |
1093 |
|
|
} |
1094 |
|
|
|
1095 |
|
|
/** |
1096 |
|
|
* Initializes indexed offsets of the single array element. |
1097 |
|
|
* |
1098 |
|
|
* \param bitPosition Current bit position. |
1099 |
|
|
* \param element Element to use for calculation. |
1100 |
|
|
* |
1101 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1102 |
|
|
*/ |
1103 |
|
160 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1104 |
|
|
{ |
1105 |
|
160 |
return bitPosition + bitSizeOf(bitPosition, element); |
1106 |
|
|
} |
1107 |
|
|
|
1108 |
|
|
/** |
1109 |
|
|
* Reads the single array element. |
1110 |
|
|
* |
1111 |
|
|
* \param in Bit stream reader. |
1112 |
|
|
* |
1113 |
|
|
* \return Read element. |
1114 |
|
|
*/ |
1115 |
|
320 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1116 |
|
|
{ |
1117 |
|
320 |
return in.readVarSize(); |
1118 |
|
|
} |
1119 |
|
|
|
1120 |
|
|
/** |
1121 |
|
|
* Writes the single array element. |
1122 |
|
|
* |
1123 |
|
|
* \param out Bit stream writer to use. |
1124 |
|
|
* \param element Element to write |
1125 |
|
|
*/ |
1126 |
|
320 |
static void write(BitStreamWriter& out, ElementType element) |
1127 |
|
|
{ |
1128 |
|
320 |
out.writeVarSize(element); |
1129 |
|
320 |
} |
1130 |
|
|
|
1131 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1132 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1133 |
|
|
}; |
1134 |
|
|
|
1135 |
|
|
/** |
1136 |
|
|
* Array traits for Zserio float16 type. |
1137 |
|
|
*/ |
1138 |
|
|
struct Float16ArrayTraits |
1139 |
|
|
{ |
1140 |
|
|
/** Element type. */ |
1141 |
|
|
using ElementType = float; |
1142 |
|
|
|
1143 |
|
|
/** |
1144 |
|
|
* Calculates bit size of the array element. |
1145 |
|
|
* |
1146 |
|
|
* \return Bit size of the array element. |
1147 |
|
|
*/ |
1148 |
|
178 |
static size_t bitSizeOf() |
1149 |
|
|
{ |
1150 |
|
178 |
return 16; |
1151 |
|
|
} |
1152 |
|
|
|
1153 |
|
|
/** |
1154 |
|
|
* Calculates bit size of the array element. |
1155 |
|
|
* |
1156 |
|
|
* \return Bit size of the array element. |
1157 |
|
|
*/ |
1158 |
|
120 |
static size_t bitSizeOf(size_t, ElementType) |
1159 |
|
|
{ |
1160 |
|
120 |
return bitSizeOf(); |
1161 |
|
|
} |
1162 |
|
|
|
1163 |
|
|
/** |
1164 |
|
|
* Initializes indexed offsets of the single array element. |
1165 |
|
|
* |
1166 |
|
|
* \param bitPosition Current bit position. |
1167 |
|
|
* \param element Element to use for calculation. |
1168 |
|
|
* |
1169 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1170 |
|
|
*/ |
1171 |
|
120 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1172 |
|
|
{ |
1173 |
|
120 |
return bitPosition + bitSizeOf(bitPosition, element); |
1174 |
|
|
} |
1175 |
|
|
|
1176 |
|
|
/** |
1177 |
|
|
* Reads the single array element. |
1178 |
|
|
* |
1179 |
|
|
* \param in Bit stream reader. |
1180 |
|
|
* |
1181 |
|
|
* \return Read element. |
1182 |
|
|
*/ |
1183 |
|
120 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1184 |
|
|
{ |
1185 |
|
120 |
return in.readFloat16(); |
1186 |
|
|
} |
1187 |
|
|
|
1188 |
|
|
/** |
1189 |
|
|
* Writes the single array element. |
1190 |
|
|
* |
1191 |
|
|
* \param out Bit stream writer to use. |
1192 |
|
|
* \param element Element to write. |
1193 |
|
|
*/ |
1194 |
|
120 |
static void write(BitStreamWriter& out, ElementType element) |
1195 |
|
|
{ |
1196 |
|
120 |
out.writeFloat16(element); |
1197 |
|
120 |
} |
1198 |
|
|
|
1199 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1200 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
1201 |
|
|
}; |
1202 |
|
|
|
1203 |
|
|
/** |
1204 |
|
|
* Array traits for Zserio float32 type. |
1205 |
|
|
*/ |
1206 |
|
|
struct Float32ArrayTraits |
1207 |
|
|
{ |
1208 |
|
|
/** Element type. */ |
1209 |
|
|
using ElementType = float; |
1210 |
|
|
|
1211 |
|
|
/** |
1212 |
|
|
* Calculates bit size of the array element. |
1213 |
|
|
* |
1214 |
|
|
* \return Bit size of the array element. |
1215 |
|
|
*/ |
1216 |
|
178 |
static size_t bitSizeOf() |
1217 |
|
|
{ |
1218 |
|
178 |
return 32; |
1219 |
|
|
} |
1220 |
|
|
|
1221 |
|
|
/** |
1222 |
|
|
* Calculates bit size of the array element. |
1223 |
|
|
* |
1224 |
|
|
* \return Bit size of the array element. |
1225 |
|
|
*/ |
1226 |
|
120 |
static size_t bitSizeOf(size_t, ElementType) |
1227 |
|
|
{ |
1228 |
|
120 |
return bitSizeOf(); |
1229 |
|
|
} |
1230 |
|
|
|
1231 |
|
|
/** |
1232 |
|
|
* Initializes indexed offsets of the single array element. |
1233 |
|
|
* |
1234 |
|
|
* \param bitPosition Current bit position. |
1235 |
|
|
* \param element Element to use for calculation. |
1236 |
|
|
* |
1237 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1238 |
|
|
*/ |
1239 |
|
120 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1240 |
|
|
{ |
1241 |
|
120 |
return bitPosition + bitSizeOf(bitPosition, element); |
1242 |
|
|
} |
1243 |
|
|
|
1244 |
|
|
/** |
1245 |
|
|
* Reads the single array element. |
1246 |
|
|
* |
1247 |
|
|
* \param in Bit stream reader. |
1248 |
|
|
* |
1249 |
|
|
* \return Read element. |
1250 |
|
|
*/ |
1251 |
|
120 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1252 |
|
|
{ |
1253 |
|
120 |
return in.readFloat32(); |
1254 |
|
|
} |
1255 |
|
|
|
1256 |
|
|
/** |
1257 |
|
|
* Writes the single array element. |
1258 |
|
|
* |
1259 |
|
|
* \param out Bit stream writer to use. |
1260 |
|
|
* \param element Element to write. |
1261 |
|
|
*/ |
1262 |
|
120 |
static void write(BitStreamWriter& out, ElementType element) |
1263 |
|
|
{ |
1264 |
|
120 |
out.writeFloat32(element); |
1265 |
|
120 |
} |
1266 |
|
|
|
1267 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1268 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
1269 |
|
|
}; |
1270 |
|
|
|
1271 |
|
|
/** |
1272 |
|
|
* Array traits for Zserio float64 type. |
1273 |
|
|
*/ |
1274 |
|
|
struct Float64ArrayTraits |
1275 |
|
|
{ |
1276 |
|
|
/** Element type. */ |
1277 |
|
|
using ElementType = double; |
1278 |
|
|
|
1279 |
|
|
/** |
1280 |
|
|
* Calculates bit size of the array element. |
1281 |
|
|
* |
1282 |
|
|
* \return Bit size of the array element. |
1283 |
|
|
*/ |
1284 |
|
178 |
static size_t bitSizeOf() |
1285 |
|
|
{ |
1286 |
|
178 |
return 64; |
1287 |
|
|
} |
1288 |
|
|
|
1289 |
|
|
/** |
1290 |
|
|
* Calculates bit size of the array element. |
1291 |
|
|
* |
1292 |
|
|
* \return Bit size of the array element. |
1293 |
|
|
*/ |
1294 |
|
120 |
static size_t bitSizeOf(size_t, ElementType) |
1295 |
|
|
{ |
1296 |
|
120 |
return bitSizeOf(); |
1297 |
|
|
} |
1298 |
|
|
|
1299 |
|
|
/** |
1300 |
|
|
* Initializes indexed offsets of the single array element. |
1301 |
|
|
* |
1302 |
|
|
* \param bitPosition Current bit position. |
1303 |
|
|
* \param element Element to use for calculation. |
1304 |
|
|
* |
1305 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1306 |
|
|
*/ |
1307 |
|
120 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1308 |
|
|
{ |
1309 |
|
120 |
return bitPosition + bitSizeOf(bitPosition, element); |
1310 |
|
|
} |
1311 |
|
|
|
1312 |
|
|
/** |
1313 |
|
|
* Reads the single array element. |
1314 |
|
|
* |
1315 |
|
|
* \param in Bit stream reader. |
1316 |
|
|
* |
1317 |
|
|
* \return Read element. |
1318 |
|
|
*/ |
1319 |
|
120 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1320 |
|
|
{ |
1321 |
|
120 |
return in.readFloat64(); |
1322 |
|
|
} |
1323 |
|
|
|
1324 |
|
|
/** |
1325 |
|
|
* Writes the single array element. |
1326 |
|
|
* |
1327 |
|
|
* \param out Bit stream writer to use. |
1328 |
|
|
* \param element Element to write. |
1329 |
|
|
*/ |
1330 |
|
120 |
static void write(BitStreamWriter& out, ElementType element) |
1331 |
|
|
{ |
1332 |
|
120 |
out.writeFloat64(element); |
1333 |
|
120 |
} |
1334 |
|
|
|
1335 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1336 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
1337 |
|
|
}; |
1338 |
|
|
|
1339 |
|
|
/** |
1340 |
|
|
* Array traits for Zserio bool type. |
1341 |
|
|
*/ |
1342 |
|
|
struct BoolArrayTraits |
1343 |
|
|
{ |
1344 |
|
|
/** Element type. */ |
1345 |
|
|
using ElementType = bool; |
1346 |
|
|
|
1347 |
|
|
/** |
1348 |
|
|
* Calculates bit size of the array element. |
1349 |
|
|
* |
1350 |
|
|
* \return Bit size of the array element. |
1351 |
|
|
*/ |
1352 |
|
98 |
static size_t bitSizeOf() |
1353 |
|
|
{ |
1354 |
|
98 |
return 1; |
1355 |
|
|
} |
1356 |
|
|
|
1357 |
|
|
/** |
1358 |
|
|
* Calculates bit size of the array element. |
1359 |
|
|
* |
1360 |
|
|
* \return Bit size of the array element. |
1361 |
|
|
*/ |
1362 |
|
64 |
static size_t bitSizeOf(size_t, ElementType) |
1363 |
|
|
{ |
1364 |
|
64 |
return bitSizeOf(); |
1365 |
|
|
} |
1366 |
|
|
|
1367 |
|
|
/** |
1368 |
|
|
* Initializes indexed offsets of the single array element. |
1369 |
|
|
* |
1370 |
|
|
* \param bitPosition Current bit position. |
1371 |
|
|
* \param element Element to use for calculation. |
1372 |
|
|
* |
1373 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1374 |
|
|
*/ |
1375 |
|
64 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1376 |
|
|
{ |
1377 |
|
64 |
return bitPosition + bitSizeOf(bitPosition, element); |
1378 |
|
|
} |
1379 |
|
|
|
1380 |
|
|
/** |
1381 |
|
|
* Reads the single array element. |
1382 |
|
|
* |
1383 |
|
|
* \param in Bit stream reader. |
1384 |
|
|
* |
1385 |
|
|
* \return Read element. |
1386 |
|
|
*/ |
1387 |
|
64 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1388 |
|
|
{ |
1389 |
|
64 |
return in.readBool(); |
1390 |
|
|
} |
1391 |
|
|
|
1392 |
|
|
/** |
1393 |
|
|
* Writes the single array element. |
1394 |
|
|
* |
1395 |
|
|
* \param out Bit stream writer to use. |
1396 |
|
|
* \param element Element to write. |
1397 |
|
|
*/ |
1398 |
|
64 |
static void write(BitStreamWriter& out, ElementType element) |
1399 |
|
|
{ |
1400 |
|
64 |
out.writeBool(element); |
1401 |
|
64 |
} |
1402 |
|
|
|
1403 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1404 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = true; |
1405 |
|
|
}; |
1406 |
|
|
|
1407 |
|
|
/** |
1408 |
|
|
* Array traits for Zserio bytes type. |
1409 |
|
|
*/ |
1410 |
|
|
template <template <typename> class ALLOC = std::allocator> |
1411 |
|
|
struct BasicBytesArrayTraits |
1412 |
|
|
{ |
1413 |
|
|
/** ElementType */ |
1414 |
|
|
using ElementType = zserio::vector<uint8_t, ALLOC<uint8_t>>; |
1415 |
|
|
|
1416 |
|
|
/** Allocator type. */ |
1417 |
|
|
using allocator_type = typename ElementType::allocator_type; |
1418 |
|
|
|
1419 |
|
|
/** |
1420 |
|
|
* Calculates bit size of the array element. |
1421 |
|
|
* |
1422 |
|
|
* \param element Element to use for calculation. |
1423 |
|
|
* |
1424 |
|
|
* \return Bit size of the array element. |
1425 |
|
|
*/ |
1426 |
|
128 |
static size_t bitSizeOf(size_t, const ElementType& element) |
1427 |
|
|
{ |
1428 |
✓✗ |
128 |
return zserio::bitSizeOfBytes(element); |
1429 |
|
|
} |
1430 |
|
|
|
1431 |
|
|
/** |
1432 |
|
|
* Initializes indexed offsets of the single array element. |
1433 |
|
|
* |
1434 |
|
|
* \param bitPosition Current bit position. |
1435 |
|
|
* \param element Element to use for calculation. |
1436 |
|
|
* |
1437 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1438 |
|
|
*/ |
1439 |
|
64 |
static size_t initializeOffsets(size_t bitPosition, const ElementType& element) |
1440 |
|
|
{ |
1441 |
|
64 |
return bitPosition + bitSizeOf(bitPosition, element); |
1442 |
|
|
} |
1443 |
|
|
|
1444 |
|
|
/** |
1445 |
|
|
* Reads the single array element. |
1446 |
|
|
* |
1447 |
|
|
* \param rawArray Raw array to use. |
1448 |
|
|
* \param in Bit stream reader. |
1449 |
|
|
*/ |
1450 |
|
|
template <typename RAW_ARRAY> |
1451 |
|
64 |
static void read(RAW_ARRAY& rawArray, BitStreamReader& in, size_t = 0) |
1452 |
|
|
{ |
1453 |
✓✗✓✗
|
64 |
rawArray.emplace_back(in.readBytes(rawArray.get_allocator())); |
1454 |
|
64 |
} |
1455 |
|
|
|
1456 |
|
|
/** |
1457 |
|
|
* Writes the single array element. |
1458 |
|
|
* |
1459 |
|
|
* \param out Bit stream writer to use. |
1460 |
|
|
* \param element Element to write. |
1461 |
|
|
*/ |
1462 |
|
64 |
static void write(BitStreamWriter& out, const ElementType& element) |
1463 |
|
|
{ |
1464 |
✓✗ |
64 |
out.writeBytes(element); |
1465 |
|
64 |
} |
1466 |
|
|
|
1467 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1468 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1469 |
|
|
}; |
1470 |
|
|
|
1471 |
|
|
using BytesArrayTraits = BasicBytesArrayTraits<>; |
1472 |
|
|
|
1473 |
|
|
/** |
1474 |
|
|
* Array traits for Zserio string type. |
1475 |
|
|
*/ |
1476 |
|
|
template <template <typename> class ALLOC = std::allocator> |
1477 |
|
|
struct BasicStringArrayTraits |
1478 |
|
|
{ |
1479 |
|
|
/** Element type. */ |
1480 |
|
|
using ElementType = zserio::string<ALLOC<char>>; |
1481 |
|
|
|
1482 |
|
|
/** Allocator type. */ |
1483 |
|
|
using allocator_type = typename ElementType::allocator_type; |
1484 |
|
|
|
1485 |
|
|
/** |
1486 |
|
|
* Calculates bit size of the array element. |
1487 |
|
|
* |
1488 |
|
|
* \param element Element to use for calculation. |
1489 |
|
|
* |
1490 |
|
|
* \return Bit size of the array element. |
1491 |
|
|
*/ |
1492 |
|
192 |
static size_t bitSizeOf(size_t, const ElementType& element) |
1493 |
|
|
{ |
1494 |
✓✗ |
192 |
return zserio::bitSizeOfString(element); |
1495 |
|
|
} |
1496 |
|
|
|
1497 |
|
|
/** |
1498 |
|
|
* Initializes indexed offsets of the single array element. |
1499 |
|
|
* |
1500 |
|
|
* \param bitPosition Current bit position. |
1501 |
|
|
* \param element Element to use for calculation. |
1502 |
|
|
* |
1503 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1504 |
|
|
*/ |
1505 |
|
96 |
static size_t initializeOffsets(size_t bitPosition, const ElementType& element) |
1506 |
|
|
{ |
1507 |
|
96 |
return bitPosition + bitSizeOf(bitPosition, element); |
1508 |
|
|
} |
1509 |
|
|
|
1510 |
|
|
/** |
1511 |
|
|
* Reads the single array element. |
1512 |
|
|
* |
1513 |
|
|
* \param rawArray Raw array to use. |
1514 |
|
|
* \param in Bit stream reader. |
1515 |
|
|
*/ |
1516 |
|
|
template <typename RAW_ARRAY> |
1517 |
|
96 |
static void read(RAW_ARRAY& rawArray, BitStreamReader& in, size_t = 0) |
1518 |
|
|
{ |
1519 |
✓✗✓✗
|
96 |
rawArray.emplace_back(in.readString(rawArray.get_allocator())); |
1520 |
|
96 |
} |
1521 |
|
|
|
1522 |
|
|
/** |
1523 |
|
|
* Writes the single array element. |
1524 |
|
|
* |
1525 |
|
|
* \param out Bit stream writer to use. |
1526 |
|
|
* \param element Element to write. |
1527 |
|
|
*/ |
1528 |
|
96 |
static void write(BitStreamWriter& out, const ElementType& element) |
1529 |
|
|
{ |
1530 |
✓✗ |
96 |
out.writeString(element); |
1531 |
|
96 |
} |
1532 |
|
|
|
1533 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1534 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1535 |
|
|
}; |
1536 |
|
|
|
1537 |
|
|
using StringArrayTraits = BasicStringArrayTraits<>; |
1538 |
|
|
|
1539 |
|
|
/** |
1540 |
|
|
* Array traits for Zserio extern bit buffer type. |
1541 |
|
|
*/ |
1542 |
|
|
template <template <typename> class ALLOC = std::allocator> |
1543 |
|
|
struct BasicBitBufferArrayTraits |
1544 |
|
|
{ |
1545 |
|
|
/** Element type. */ |
1546 |
|
|
using ElementType = BasicBitBuffer<ALLOC<uint8_t>>; |
1547 |
|
|
|
1548 |
|
|
/** Allocator type. */ |
1549 |
|
|
using allocator_type = typename ElementType::allocator_type; |
1550 |
|
|
|
1551 |
|
|
/** |
1552 |
|
|
* Calculates bit size of the array element. |
1553 |
|
|
* |
1554 |
|
|
* \param element Element to use for calculation. |
1555 |
|
|
* |
1556 |
|
|
* \return Bit size of the array element. |
1557 |
|
|
*/ |
1558 |
|
192 |
static size_t bitSizeOf(size_t, const ElementType& element) |
1559 |
|
|
{ |
1560 |
|
192 |
return zserio::bitSizeOfBitBuffer(element); |
1561 |
|
|
} |
1562 |
|
|
|
1563 |
|
|
/** |
1564 |
|
|
* Initializes indexed offsets of the single array element. |
1565 |
|
|
* |
1566 |
|
|
* \param bitPosition Current bit position. |
1567 |
|
|
* \param element Element to use for calculation. |
1568 |
|
|
* |
1569 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1570 |
|
|
*/ |
1571 |
|
96 |
static size_t initializeOffsets(size_t bitPosition, const ElementType& element) |
1572 |
|
|
{ |
1573 |
|
96 |
return bitPosition + bitSizeOf(bitPosition, element); |
1574 |
|
|
} |
1575 |
|
|
|
1576 |
|
|
/** |
1577 |
|
|
* Reads the single array element. |
1578 |
|
|
* |
1579 |
|
|
* \param rawArray Raw array to use. |
1580 |
|
|
* \param in Bit stream reader. |
1581 |
|
|
*/ |
1582 |
|
|
template <typename RAW_ARRAY> |
1583 |
|
96 |
static void read(RAW_ARRAY& rawArray, BitStreamReader& in, size_t = 0) |
1584 |
|
|
{ |
1585 |
✓✗✓✗
|
96 |
rawArray.emplace_back(in.readBitBuffer(rawArray.get_allocator())); |
1586 |
|
96 |
} |
1587 |
|
|
|
1588 |
|
|
/** |
1589 |
|
|
* Writes the single array element. |
1590 |
|
|
* |
1591 |
|
|
* \param out Bit stream writer to use. |
1592 |
|
|
* \param element Element to write. |
1593 |
|
|
*/ |
1594 |
|
96 |
static void write(BitStreamWriter& out, const ElementType& element) |
1595 |
|
|
{ |
1596 |
|
96 |
out.writeBitBuffer(element); |
1597 |
|
96 |
} |
1598 |
|
|
|
1599 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1600 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1601 |
|
|
}; |
1602 |
|
|
|
1603 |
|
|
using BitBufferArrayTraits = BasicBitBufferArrayTraits<>; |
1604 |
|
|
|
1605 |
|
|
/** |
1606 |
|
|
* Array traits for Zserio enumeration type. |
1607 |
|
|
*/ |
1608 |
|
|
template <typename T> |
1609 |
|
|
struct EnumArrayTraits |
1610 |
|
|
{ |
1611 |
|
|
/** Element type. */ |
1612 |
|
|
using ElementType = T; |
1613 |
|
|
|
1614 |
|
|
/** |
1615 |
|
|
* Calculates bit size of the array element. |
1616 |
|
|
* |
1617 |
|
|
* \param element Element to use for calculation. |
1618 |
|
|
* |
1619 |
|
|
* \return Bit size of the array element. |
1620 |
|
|
*/ |
1621 |
|
97 |
static size_t bitSizeOf(size_t, ElementType element) |
1622 |
|
|
{ |
1623 |
|
97 |
return zserio::bitSizeOf(element); |
1624 |
|
|
} |
1625 |
|
|
|
1626 |
|
|
/** |
1627 |
|
|
* Initializes indexed offsets of the single array element. |
1628 |
|
|
* |
1629 |
|
|
* \param bitPosition Current bit position. |
1630 |
|
|
* \param element Element to use for calculation. |
1631 |
|
|
* |
1632 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1633 |
|
|
*/ |
1634 |
|
97 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1635 |
|
|
{ |
1636 |
|
97 |
return zserio::initializeOffsets(bitPosition, element); |
1637 |
|
|
} |
1638 |
|
|
|
1639 |
|
|
/** |
1640 |
|
|
* Reads the single array element. |
1641 |
|
|
* |
1642 |
|
|
* \param in Bit stream reader. |
1643 |
|
|
* |
1644 |
|
|
* \return Read element. |
1645 |
|
|
*/ |
1646 |
|
97 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1647 |
|
|
{ |
1648 |
|
97 |
return zserio::read<ElementType>(in); |
1649 |
|
|
} |
1650 |
|
|
|
1651 |
|
|
/** |
1652 |
|
|
* Writes the single array element. |
1653 |
|
|
* |
1654 |
|
|
* \param out Bit stream writer to use. |
1655 |
|
|
* \param element Element to write. |
1656 |
|
|
*/ |
1657 |
|
97 |
static void write(BitStreamWriter& out, ElementType element) |
1658 |
|
|
{ |
1659 |
|
97 |
zserio::write(out, element); |
1660 |
|
97 |
} |
1661 |
|
|
|
1662 |
|
|
// Be aware that T can be varuint, so bitSizeOf cannot return constant value. |
1663 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1664 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1665 |
|
|
}; |
1666 |
|
|
|
1667 |
|
|
/** |
1668 |
|
|
* Array traits for Zserio bitmask type. |
1669 |
|
|
*/ |
1670 |
|
|
template <typename T> |
1671 |
|
|
struct BitmaskArrayTraits |
1672 |
|
|
{ |
1673 |
|
|
/** Element type. */ |
1674 |
|
|
using ElementType = T; |
1675 |
|
|
|
1676 |
|
|
/** |
1677 |
|
|
* Calculates bit size of the array element. |
1678 |
|
|
* |
1679 |
|
|
* \param element Element to use for calculation. |
1680 |
|
|
* |
1681 |
|
|
* \return Bit size of the array element. |
1682 |
|
|
*/ |
1683 |
|
96 |
static size_t bitSizeOf(size_t, ElementType element) |
1684 |
|
|
{ |
1685 |
|
96 |
return element.bitSizeOf(); |
1686 |
|
|
} |
1687 |
|
|
|
1688 |
|
|
/** |
1689 |
|
|
* Initializes indexed offsets of the single array element. |
1690 |
|
|
* |
1691 |
|
|
* \param bitPosition Current bit position. |
1692 |
|
|
* \param element Element to use for calculation. |
1693 |
|
|
* |
1694 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1695 |
|
|
*/ |
1696 |
|
96 |
static size_t initializeOffsets(size_t bitPosition, ElementType element) |
1697 |
|
|
{ |
1698 |
|
96 |
return element.initializeOffsets(bitPosition); |
1699 |
|
|
} |
1700 |
|
|
|
1701 |
|
|
/** |
1702 |
|
|
* Reads the single array element. |
1703 |
|
|
* |
1704 |
|
|
* \param in Bit stream reader. |
1705 |
|
|
* |
1706 |
|
|
* \return Read element. |
1707 |
|
|
*/ |
1708 |
|
96 |
static ElementType read(BitStreamReader& in, size_t = 0) |
1709 |
|
|
{ |
1710 |
|
96 |
return ElementType(in); |
1711 |
|
|
} |
1712 |
|
|
|
1713 |
|
|
/** |
1714 |
|
|
* Writes the single array element. |
1715 |
|
|
* |
1716 |
|
|
* \param out Bit stream writer to use. |
1717 |
|
|
* \param element Element to write. |
1718 |
|
|
*/ |
1719 |
|
96 |
static void write(BitStreamWriter& out, ElementType element) |
1720 |
|
|
{ |
1721 |
|
96 |
element.write(out); |
1722 |
|
96 |
} |
1723 |
|
|
|
1724 |
|
|
// Be aware that T can be varuint, so bitSizeOf cannot return constant value. |
1725 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1726 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1727 |
|
|
}; |
1728 |
|
|
|
1729 |
|
|
/** |
1730 |
|
|
* Array traits for Zserio structure, choice and union types. |
1731 |
|
|
*/ |
1732 |
|
|
template <typename T, typename ELEMENT_FACTORY> |
1733 |
|
|
class ObjectArrayTraits |
1734 |
|
|
{ |
1735 |
|
|
public: |
1736 |
|
|
/** Element type. */ |
1737 |
|
|
using ElementType = T; |
1738 |
|
|
|
1739 |
|
|
/** Allocator type. */ |
1740 |
|
|
using allocator_type = typename ElementType::allocator_type; |
1741 |
|
|
|
1742 |
|
|
/** Typedef for the array's owner type. */ |
1743 |
|
|
using OwnerType = typename ELEMENT_FACTORY::OwnerType; |
1744 |
|
|
|
1745 |
|
|
/** |
1746 |
|
|
* Calculates bit size of the array element. |
1747 |
|
|
* |
1748 |
|
|
* \param bitPosition Current bit position. |
1749 |
|
|
* \param element Element to use for calculation. |
1750 |
|
|
* |
1751 |
|
|
* \return Bit size of the array element. |
1752 |
|
|
*/ |
1753 |
|
192 |
static size_t bitSizeOf(const OwnerType&, size_t bitPosition, const ElementType& element) |
1754 |
|
|
{ |
1755 |
|
192 |
return element.bitSizeOf(bitPosition); |
1756 |
|
|
} |
1757 |
|
|
|
1758 |
|
|
/** |
1759 |
|
|
* Initializes indexed offsets of the single array element. |
1760 |
|
|
* |
1761 |
|
|
* \param bitPosition Current bit position. |
1762 |
|
|
* \param element Element to use. |
1763 |
|
|
* |
1764 |
|
|
* \return Updated bit position which points to the first bit after the array element. |
1765 |
|
|
*/ |
1766 |
|
192 |
static size_t initializeOffsets(OwnerType&, size_t bitPosition, ElementType& element) |
1767 |
|
|
{ |
1768 |
|
192 |
return element.initializeOffsets(bitPosition); |
1769 |
|
|
} |
1770 |
|
|
|
1771 |
|
|
/** |
1772 |
|
|
* Reads the single array element. |
1773 |
|
|
* |
1774 |
|
|
* \param owner Owner of the array. |
1775 |
|
|
* \param rawArray Raw array to use. |
1776 |
|
|
* \param in Bit stream reader. |
1777 |
|
|
* \param index Index need in case of parameterized type which depends on the current index. |
1778 |
|
|
*/ |
1779 |
|
|
template <typename RAW_ARRAY> |
1780 |
|
192 |
static void read(OwnerType& owner, RAW_ARRAY& rawArray, |
1781 |
|
|
BitStreamReader& in, size_t index) |
1782 |
|
|
{ |
1783 |
|
192 |
ELEMENT_FACTORY::create(owner, rawArray, in, index); |
1784 |
|
192 |
} |
1785 |
|
|
|
1786 |
|
|
/** |
1787 |
|
|
* Writes the single array element. |
1788 |
|
|
* |
1789 |
|
|
* \param out Bit stream writer to use. |
1790 |
|
|
* \param element Element to write. |
1791 |
|
|
*/ |
1792 |
|
192 |
static void write(const OwnerType&, BitStreamWriter& out, const ElementType& element) |
1793 |
|
|
{ |
1794 |
|
192 |
element.write(out); |
1795 |
|
192 |
} |
1796 |
|
|
|
1797 |
|
|
/** Determines whether the bit size of the single element is constant. */ |
1798 |
|
|
static constexpr bool IS_BITSIZEOF_CONSTANT = false; |
1799 |
|
|
}; |
1800 |
|
|
|
1801 |
|
|
namespace detail |
1802 |
|
|
{ |
1803 |
|
|
|
1804 |
|
|
template <typename ARRAY_TRAITS> |
1805 |
|
|
struct packed_array_traits_overloaded : std::false_type |
1806 |
|
|
{}; |
1807 |
|
|
|
1808 |
|
|
template <typename T, typename ELEMENT_FACTORY> |
1809 |
|
|
struct packed_array_traits_overloaded<ObjectArrayTraits<T, ELEMENT_FACTORY>> : std::true_type |
1810 |
|
|
{}; |
1811 |
|
|
|
1812 |
|
|
} // namespace detail |
1813 |
|
|
|
1814 |
|
|
/** |
1815 |
|
|
* Packed array traits. |
1816 |
|
|
* |
1817 |
|
|
* Packed array traits are used for all packable built-in types. Works with a single DeltaContext. |
1818 |
|
|
*/ |
1819 |
|
|
template <typename ARRAY_TRAITS, typename = void> |
1820 |
|
|
class PackedArrayTraits |
1821 |
|
|
{ |
1822 |
|
|
public: |
1823 |
|
|
/** Typedef for array traits. */ |
1824 |
|
|
using ArrayTraits = ARRAY_TRAITS; |
1825 |
|
|
|
1826 |
|
|
/** Element type. */ |
1827 |
|
|
using ElementType = typename ARRAY_TRAITS::ElementType; |
1828 |
|
|
|
1829 |
|
|
/** |
1830 |
|
|
* Calls context initialization step for the current element. |
1831 |
|
|
* |
1832 |
|
|
* Available for traits which do not need the owner. |
1833 |
|
|
* |
1834 |
|
|
* \param deltaContext Delta context. |
1835 |
|
|
* \param element Current element. |
1836 |
|
|
*/ |
1837 |
|
9696 |
static void initContext(DeltaContext& deltaContext, ElementType element) |
1838 |
|
|
{ |
1839 |
|
9696 |
deltaContext.template init<ArrayTraits>(element); |
1840 |
|
9696 |
} |
1841 |
|
|
|
1842 |
|
|
/** |
1843 |
|
|
* Returns length of the array element stored in the bit stream in bits. |
1844 |
|
|
* |
1845 |
|
|
* Available for traits which do not need the owner. |
1846 |
|
|
* |
1847 |
|
|
* \param deltaContext Delta context. |
1848 |
|
|
* \param element Current element. |
1849 |
|
|
* |
1850 |
|
|
* \return Length of the array element stored in the bit stream in bits. |
1851 |
|
|
*/ |
1852 |
|
6464 |
static size_t bitSizeOf(DeltaContext& deltaContext, size_t, ElementType element) |
1853 |
|
|
{ |
1854 |
|
6464 |
return deltaContext.template bitSizeOf<ArrayTraits>(element); |
1855 |
|
|
} |
1856 |
|
|
|
1857 |
|
|
/** |
1858 |
|
|
* Calls indexed offsets initialization for the current element. |
1859 |
|
|
* |
1860 |
|
|
* Available for traits which do not need the owner. |
1861 |
|
|
* |
1862 |
|
|
* \param deltaContext Delta context. |
1863 |
|
|
* \param bitPosition Current bit stream position. |
1864 |
|
|
* \param element Current element. |
1865 |
|
|
* |
1866 |
|
|
* \return Updated bit stream position which points to the first bit after this element. |
1867 |
|
|
*/ |
1868 |
|
3232 |
static size_t initializeOffsets(DeltaContext& deltaContext, size_t bitPosition, ElementType element) |
1869 |
|
|
{ |
1870 |
|
3232 |
return bitPosition + bitSizeOf(deltaContext, bitPosition, element); |
1871 |
|
|
} |
1872 |
|
|
|
1873 |
|
|
/** |
1874 |
|
|
* Reads an element from the bit stream. |
1875 |
|
|
* |
1876 |
|
|
* Available for traits which do not need the owner. |
1877 |
|
|
* |
1878 |
|
|
* \param deltaContext Delta context. |
1879 |
|
|
* \param in Bit stream reader. |
1880 |
|
|
* |
1881 |
|
|
* \return Read element value. |
1882 |
|
|
*/ |
1883 |
|
3232 |
static ElementType read(DeltaContext& deltaContext, BitStreamReader& in, size_t = 0) |
1884 |
|
|
{ |
1885 |
|
3232 |
return deltaContext.template read<ArrayTraits>(in); |
1886 |
|
|
} |
1887 |
|
|
|
1888 |
|
|
/** |
1889 |
|
|
* Writes the element to the bit stream. |
1890 |
|
|
* |
1891 |
|
|
* Available for traits which do not need the owner. |
1892 |
|
|
* |
1893 |
|
|
* \param deltaContext Delta context. |
1894 |
|
|
* \param out Bit stream writer. |
1895 |
|
|
* \param element Element to write. |
1896 |
|
|
*/ |
1897 |
|
3232 |
static void write(DeltaContext& deltaContext, BitStreamWriter& out, ElementType element) |
1898 |
|
|
{ |
1899 |
|
3232 |
deltaContext.template write<ArrayTraits>(out, element); |
1900 |
|
3232 |
} |
1901 |
|
|
}; |
1902 |
|
|
|
1903 |
|
|
/** |
1904 |
|
|
* Specialization of packed array traits for traits which needs the array's owner. |
1905 |
|
|
* |
1906 |
|
|
* This packed array traits are used for all packable built-in types which needs the array's owner. |
1907 |
|
|
*/ |
1908 |
|
|
template <typename ARRAY_TRAITS> |
1909 |
|
|
class PackedArrayTraits<ARRAY_TRAITS, typename std::enable_if<has_owner_type<ARRAY_TRAITS>::value>::type> |
1910 |
|
|
{ |
1911 |
|
|
public: |
1912 |
|
|
/** Typedef for array traits. */ |
1913 |
|
|
using ArrayTraits = ARRAY_TRAITS; |
1914 |
|
|
|
1915 |
|
|
/** Element type. */ |
1916 |
|
|
using ElementType = typename ARRAY_TRAITS::ElementType; |
1917 |
|
|
|
1918 |
|
|
/** Typedef for the array's owner type. */ |
1919 |
|
|
using OwnerType = typename ARRAY_TRAITS::OwnerType; |
1920 |
|
|
|
1921 |
|
|
/** |
1922 |
|
|
* Calls context initialization step for the current element. |
1923 |
|
|
* |
1924 |
|
|
* Available for traits which need the owner. |
1925 |
|
|
* |
1926 |
|
|
* \param owner Owner of the current array. |
1927 |
|
|
* \param deltaContext Delta context node which keeps the context. |
1928 |
|
|
* \param element Current element. |
1929 |
|
|
*/ |
1930 |
|
576 |
static void initContext(const OwnerType& owner, DeltaContext& deltaContext, ElementType element) |
1931 |
|
|
{ |
1932 |
|
576 |
deltaContext.template init<ArrayTraits>(owner, element); |
1933 |
|
576 |
} |
1934 |
|
|
|
1935 |
|
|
/** |
1936 |
|
|
* Returns length of the array element stored in the bit stream in bits. |
1937 |
|
|
* |
1938 |
|
|
* Available for traits which need the owner. |
1939 |
|
|
* |
1940 |
|
|
* \param owner Owner of the current array. |
1941 |
|
|
* \param deltaContext Delta context. |
1942 |
|
|
* \param element Current element. |
1943 |
|
|
* |
1944 |
|
|
* \return Length of the array element stored in the bit stream in bits. |
1945 |
|
|
*/ |
1946 |
|
384 |
static size_t bitSizeOf(const OwnerType& owner, |
1947 |
|
|
DeltaContext& deltaContext, size_t, ElementType element) |
1948 |
|
|
{ |
1949 |
|
384 |
return deltaContext.template bitSizeOf<ArrayTraits>(owner, element); |
1950 |
|
|
} |
1951 |
|
|
|
1952 |
|
|
/** |
1953 |
|
|
* Calls indexed offsets initialization for the current element. |
1954 |
|
|
* |
1955 |
|
|
* Available for traits which need the owner. |
1956 |
|
|
* |
1957 |
|
|
* \param owner Owner of the current array. |
1958 |
|
|
* \param deltaContext Delta context. |
1959 |
|
|
* \param bitPosition Current bit stream position. |
1960 |
|
|
* \param element Current element. |
1961 |
|
|
* |
1962 |
|
|
* \return Updated bit stream position which points to the first bit after this element. |
1963 |
|
|
*/ |
1964 |
|
192 |
static size_t initializeOffsets(const OwnerType& owner, |
1965 |
|
|
DeltaContext& deltaContext, size_t bitPosition, ElementType element) |
1966 |
|
|
{ |
1967 |
|
192 |
return bitPosition + bitSizeOf(owner, deltaContext, bitPosition, element); |
1968 |
|
|
} |
1969 |
|
|
|
1970 |
|
|
/** |
1971 |
|
|
* Reads an element from the bit stream. |
1972 |
|
|
* |
1973 |
|
|
* Available for traits which need the owner. |
1974 |
|
|
* |
1975 |
|
|
* \param owner Owner of the current array. |
1976 |
|
|
* \param deltaContext Delta context. |
1977 |
|
|
* \param in Bit stream reader. |
1978 |
|
|
* |
1979 |
|
|
* \return Read element value. |
1980 |
|
|
*/ |
1981 |
|
192 |
static ElementType read(const OwnerType& owner, DeltaContext& deltaContext, BitStreamReader& in, size_t = 0) |
1982 |
|
|
{ |
1983 |
|
192 |
return deltaContext.template read<ArrayTraits>(owner, in); |
1984 |
|
|
} |
1985 |
|
|
|
1986 |
|
|
/** |
1987 |
|
|
* Writes the element to the bit stream. |
1988 |
|
|
* |
1989 |
|
|
* Available for traits which need the owner. |
1990 |
|
|
* |
1991 |
|
|
* \param owner Owner of the current array. |
1992 |
|
|
* \param deltaContext Delta context. |
1993 |
|
|
* \param out Bit stream writer. |
1994 |
|
|
* \param element Element to write. |
1995 |
|
|
*/ |
1996 |
|
192 |
static void write(const OwnerType& owner, |
1997 |
|
|
DeltaContext& deltaContext, BitStreamWriter& out, ElementType element) |
1998 |
|
|
{ |
1999 |
|
192 |
deltaContext.template write<ArrayTraits>(owner, out, element); |
2000 |
|
192 |
} |
2001 |
|
|
}; |
2002 |
|
|
|
2003 |
|
|
/** |
2004 |
|
|
* Specialization of packed array traits for Zserio enums. |
2005 |
|
|
*/ |
2006 |
|
|
template <typename T> |
2007 |
|
|
class PackedArrayTraits<EnumArrayTraits<T>> |
2008 |
|
|
{ |
2009 |
|
|
public: |
2010 |
|
|
/** Typedef for array traits. */ |
2011 |
|
|
using ArrayTraits = EnumArrayTraits<T>; |
2012 |
|
|
|
2013 |
|
|
/** Element type. */ |
2014 |
|
|
using ElementType = T; |
2015 |
|
|
|
2016 |
|
|
/** |
2017 |
|
|
* Calls context initialization step for the current element. |
2018 |
|
|
* |
2019 |
|
|
* \param deltaContext Delta context. |
2020 |
|
|
* \param element Current element. |
2021 |
|
|
*/ |
2022 |
|
288 |
static void initContext(DeltaContext& deltaContext, ElementType element) |
2023 |
|
|
{ |
2024 |
|
288 |
zserio::initPackingContext(deltaContext, element); |
2025 |
|
288 |
} |
2026 |
|
|
|
2027 |
|
|
/** |
2028 |
|
|
* Returns length of the array element stored in the bit stream in bits. |
2029 |
|
|
* |
2030 |
|
|
* \param deltaContext Delta context. |
2031 |
|
|
* \param element Current element. |
2032 |
|
|
* |
2033 |
|
|
* \return Length of the array element stored in the bit stream in bits. |
2034 |
|
|
*/ |
2035 |
|
96 |
static size_t bitSizeOf(DeltaContext& deltaContext, size_t, ElementType element) |
2036 |
|
|
{ |
2037 |
|
96 |
return zserio::bitSizeOf(deltaContext, element); |
2038 |
|
|
} |
2039 |
|
|
|
2040 |
|
|
/** |
2041 |
|
|
* Calls indexed offsets initialization for the current element. |
2042 |
|
|
* |
2043 |
|
|
* \param deltaContext Delta context. |
2044 |
|
|
* \param bitPosition Current bit stream position. |
2045 |
|
|
* \param element Current element. |
2046 |
|
|
* |
2047 |
|
|
* \return Updated bit stream position which points to the first bit after this element. |
2048 |
|
|
*/ |
2049 |
|
96 |
static size_t initializeOffsets(DeltaContext& deltaContext, |
2050 |
|
|
size_t bitPosition, ElementType element) |
2051 |
|
|
{ |
2052 |
|
96 |
return zserio::initializeOffsets(deltaContext, bitPosition, element); |
2053 |
|
|
} |
2054 |
|
|
|
2055 |
|
|
/** |
2056 |
|
|
* Reads an element from the bit stream. |
2057 |
|
|
* |
2058 |
|
|
* \param deltaContext Delta context. |
2059 |
|
|
* \param in Bit stream reader. |
2060 |
|
|
* |
2061 |
|
|
* \return Read element value. |
2062 |
|
|
*/ |
2063 |
|
96 |
static ElementType read(DeltaContext& deltaContext, BitStreamReader& in, size_t = 0) |
2064 |
|
|
{ |
2065 |
|
96 |
return zserio::read<ElementType>(deltaContext, in); |
2066 |
|
|
} |
2067 |
|
|
|
2068 |
|
|
/** |
2069 |
|
|
* Writes the element to the bit stream. |
2070 |
|
|
* |
2071 |
|
|
* \param deltaContext Delta context. |
2072 |
|
|
* \param out Bit stream writer. |
2073 |
|
|
* \param element Element to write. |
2074 |
|
|
*/ |
2075 |
|
96 |
static void write(DeltaContext& deltaContext, BitStreamWriter& out, ElementType element) |
2076 |
|
|
{ |
2077 |
|
96 |
zserio::write(deltaContext, out, element); |
2078 |
|
96 |
} |
2079 |
|
|
}; |
2080 |
|
|
|
2081 |
|
|
/** |
2082 |
|
|
* Specialization of packed array traits for Zserio bitmasks. |
2083 |
|
|
*/ |
2084 |
|
|
template <typename T> |
2085 |
|
|
class PackedArrayTraits<BitmaskArrayTraits<T>> |
2086 |
|
|
{ |
2087 |
|
|
public: |
2088 |
|
|
/** Typedef for array traits. */ |
2089 |
|
|
using ArrayTraits = BitmaskArrayTraits<T>; |
2090 |
|
|
|
2091 |
|
|
/** Element type. */ |
2092 |
|
|
using ElementType = T; |
2093 |
|
|
|
2094 |
|
|
/** |
2095 |
|
|
* Calls context initialization step for the current element. |
2096 |
|
|
* |
2097 |
|
|
* \param deltaContext Delta context. |
2098 |
|
|
*/ |
2099 |
|
288 |
static void initContext(DeltaContext& deltaContext, const ElementType& element) |
2100 |
|
|
{ |
2101 |
|
288 |
element.initPackingContext(deltaContext); |
2102 |
|
288 |
} |
2103 |
|
|
|
2104 |
|
|
/** |
2105 |
|
|
* Returns length of the array element stored in the bit stream in bits. |
2106 |
|
|
* |
2107 |
|
|
* \param deltaContext Delta context. |
2108 |
|
|
* \param bitPosition Current bit stream position. |
2109 |
|
|
* \param element Current element. |
2110 |
|
|
* |
2111 |
|
|
* \return Length of the array element stored in the bit stream in bits. |
2112 |
|
|
*/ |
2113 |
|
96 |
static size_t bitSizeOf(DeltaContext& deltaContext, size_t bitPosition, const ElementType& element) |
2114 |
|
|
{ |
2115 |
|
96 |
return element.bitSizeOf(deltaContext, bitPosition); |
2116 |
|
|
} |
2117 |
|
|
|
2118 |
|
|
/** |
2119 |
|
|
* Calls indexed offsets initialization for the current element. |
2120 |
|
|
* |
2121 |
|
|
* \param deltaContext Delta context. |
2122 |
|
|
* \param bitPosition Current bit stream position. |
2123 |
|
|
* \param element Current element. |
2124 |
|
|
* |
2125 |
|
|
* \return Updated bit stream position which points to the first bit after this element. |
2126 |
|
|
*/ |
2127 |
|
96 |
static size_t initializeOffsets(DeltaContext& deltaContext, size_t bitPosition, const ElementType& element) |
2128 |
|
|
{ |
2129 |
|
96 |
return element.initializeOffsets(deltaContext, bitPosition); |
2130 |
|
|
} |
2131 |
|
|
|
2132 |
|
|
/** |
2133 |
|
|
* Reads an element from the bit stream. |
2134 |
|
|
* |
2135 |
|
|
* \param deltaContext Delta context. |
2136 |
|
|
* \param in Bit stream reader. |
2137 |
|
|
* |
2138 |
|
|
* \return Read element. |
2139 |
|
|
*/ |
2140 |
|
96 |
static ElementType read(DeltaContext& deltaContext, BitStreamReader& in, size_t = 0) |
2141 |
|
|
{ |
2142 |
|
96 |
return ElementType(deltaContext, in); |
2143 |
|
|
} |
2144 |
|
|
|
2145 |
|
|
/** |
2146 |
|
|
* Writes the element to the bit stream. |
2147 |
|
|
* |
2148 |
|
|
* \param deltaContext Delta context. |
2149 |
|
|
* \param out Bit stream writer. |
2150 |
|
|
* \param element Element to write. |
2151 |
|
|
*/ |
2152 |
|
96 |
static void write(DeltaContext& deltaContext, BitStreamWriter& out, const ElementType& element) |
2153 |
|
|
{ |
2154 |
|
96 |
element.write(deltaContext, out); |
2155 |
|
96 |
} |
2156 |
|
|
}; |
2157 |
|
|
|
2158 |
|
|
// note: enable_if is needed to be more specific then specialization for types which needs owner type |
2159 |
|
|
/** |
2160 |
|
|
* Specialization of packed array traits for Zserio objects. |
2161 |
|
|
*/ |
2162 |
|
|
template <typename T, typename ELEMENT_FACTORY> |
2163 |
|
|
class PackedArrayTraits<ObjectArrayTraits<T, ELEMENT_FACTORY>, |
2164 |
|
|
typename std::enable_if<has_owner_type<ObjectArrayTraits<T, ELEMENT_FACTORY>>::value>::type> |
2165 |
|
|
{ |
2166 |
|
|
public: |
2167 |
|
|
/** Typedef for array traits. */ |
2168 |
|
|
using ArrayTraits = ObjectArrayTraits<T, ELEMENT_FACTORY>; |
2169 |
|
|
|
2170 |
|
|
/** Element type. */ |
2171 |
|
|
using ElementType = T; |
2172 |
|
|
|
2173 |
|
|
/** Allocator type. */ |
2174 |
|
|
using allocator_type = typename T::allocator_type; |
2175 |
|
|
|
2176 |
|
|
/** Typedef for the array's owner type. */ |
2177 |
|
|
using OwnerType = typename ArrayTraits::OwnerType; |
2178 |
|
|
|
2179 |
|
|
/** |
2180 |
|
|
* Calls context initialization step for the current element. |
2181 |
|
|
* |
2182 |
|
|
* \param packingContext Packing context node which keeps the appropriate subtree of contexts. |
2183 |
|
|
*/ |
2184 |
|
|
template <typename PACKING_CONTEXT> |
2185 |
|
576 |
static void initContext(const typename ArrayTraits::OwnerType&, |
2186 |
|
|
PACKING_CONTEXT& packingContext, const ElementType& element) |
2187 |
|
|
{ |
2188 |
|
576 |
element.initPackingContext(packingContext); |
2189 |
|
576 |
} |
2190 |
|
|
|
2191 |
|
|
/** |
2192 |
|
|
* Returns length of the array element stored in the bit stream in bits. |
2193 |
|
|
* |
2194 |
|
|
* \param packingContext Packing context node which keeps the appropriate subtree of contexts. |
2195 |
|
|
* \param bitPosition Current bit stream position. |
2196 |
|
|
* \param element Current element. |
2197 |
|
|
* |
2198 |
|
|
* \return Length of the array element stored in the bit stream in bits. |
2199 |
|
|
*/ |
2200 |
|
|
template <typename PACKING_CONTEXT> |
2201 |
|
192 |
static size_t bitSizeOf(const typename ArrayTraits::OwnerType&, |
2202 |
|
|
PACKING_CONTEXT& packingContext, size_t bitPosition, const ElementType& element) |
2203 |
|
|
{ |
2204 |
|
192 |
return element.bitSizeOf(packingContext, bitPosition); |
2205 |
|
|
} |
2206 |
|
|
|
2207 |
|
|
/** |
2208 |
|
|
* Calls indexed offsets initialization for the current element. |
2209 |
|
|
* |
2210 |
|
|
* \param packingContext Packing context node which keeps the appropriate subtree of contexts. |
2211 |
|
|
* \param bitPosition Current bit stream position. |
2212 |
|
|
* \param element Current element. |
2213 |
|
|
* |
2214 |
|
|
* \return Updated bit stream position which points to the first bit after this element. |
2215 |
|
|
*/ |
2216 |
|
|
template <typename PACKING_CONTEXT> |
2217 |
|
192 |
static size_t initializeOffsets(const typename ArrayTraits::OwnerType&, |
2218 |
|
|
PACKING_CONTEXT& packingContext, size_t bitPosition, ElementType& element) |
2219 |
|
|
{ |
2220 |
|
192 |
return element.initializeOffsets(packingContext, bitPosition); |
2221 |
|
|
} |
2222 |
|
|
|
2223 |
|
|
/** |
2224 |
|
|
* Reads an element from the bit stream. |
2225 |
|
|
* |
2226 |
|
|
* \param owner Owner of the array. |
2227 |
|
|
* \param rawArray Raw array to use. |
2228 |
|
|
* \param packingContext Packing context node which keeps the appropriate subtree of contexts. |
2229 |
|
|
* \param in Bit stream reader. |
2230 |
|
|
* \param allocator Allocator to use. |
2231 |
|
|
* \param index Index of the current element. |
2232 |
|
|
*/ |
2233 |
|
|
template <typename RAW_ARRAY, typename PACKING_CONTEXT> |
2234 |
|
192 |
static void read(typename ArrayTraits::OwnerType& owner, RAW_ARRAY& rawArray, |
2235 |
|
|
PACKING_CONTEXT& packingContext, BitStreamReader& in, size_t index) |
2236 |
|
|
{ |
2237 |
|
192 |
ELEMENT_FACTORY::create(owner, rawArray, packingContext, in, index); |
2238 |
|
192 |
} |
2239 |
|
|
|
2240 |
|
|
/** |
2241 |
|
|
* Writes the element to the bit stream. |
2242 |
|
|
* |
2243 |
|
|
* \param packingContext Packing context node which keeps the appropriate subtree of contexts. |
2244 |
|
|
* \param out Bit stream writer. |
2245 |
|
|
* \param element Element to write. |
2246 |
|
|
*/ |
2247 |
|
|
template <typename PACKING_CONTEXT> |
2248 |
|
192 |
static void write(const typename ArrayTraits::OwnerType&, |
2249 |
|
|
PACKING_CONTEXT& packingContext, BitStreamWriter& out, const ElementType& element) |
2250 |
|
|
{ |
2251 |
|
192 |
element.write(packingContext, out); |
2252 |
|
192 |
} |
2253 |
|
|
}; |
2254 |
|
|
|
2255 |
|
|
} // namespace zserio |
2256 |
|
|
|
2257 |
|
|
#endif // ZSERIO_ARRAY_TRAITS_H_INC |