107 lines
2.7 KiB
C++
107 lines
2.7 KiB
C++
/******************************************************************************/
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/* BUFFERS ********************************************************************/
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/******************************************************************************/
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/* Buffers can be used to manipulate raw data. No constructors or destructors
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* will ever be called.
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*
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* Buffers are available in two flavors: fixed size (where the size of the
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* buffer is a template argument) and dynamic (where the size can be changed).
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*/
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#ifndef _H_EBCL_BUFFERS
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#define _H_EBCL_BUFFERS
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#include <ebcl/Externals.hh>
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namespace ebcl {
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/*============================================================================*/
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class T_BufferBase
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{
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protected:
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uint8_t* data_;
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T_BufferBase( ) = delete;
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explicit T_BufferBase( uint8_t* buffer ) noexcept;
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explicit T_BufferBase( size_t size );
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T_BufferBase( T_BufferBase&& source ) noexcept;
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public:
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~T_BufferBase( );
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friend void swap( T_BufferBase& lhs , T_BufferBase& rhs );
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uint8_t * data( ) const;
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};
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/*============================================================================*/
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template< size_t SIZE , class T >
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class T_FixedBuffer : public T_BufferBase
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{
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private:
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typedef T_FixedBuffer< SIZE , T > MyType_;
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static constexpr size_t BYTES_ = SIZE * sizeof( T );
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public:
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T_FixedBuffer( );
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T_FixedBuffer( MyType_&& source ) noexcept;
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T_FixedBuffer( MyType_ const& source );
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template< size_t SZ , typename TP >
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friend void swap( T_FixedBuffer< SZ , TP >& lhs , T_FixedBuffer< SZ , TP >& rhs ) noexcept;
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MyType_& operator= ( MyType_ const& other );
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MyType_& operator= ( MyType_&& other ) noexcept;
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size_t bytes( ) const;
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T& operator[] ( size_t index );
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T const& operator[] ( size_t index ) const;
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MyType_& setAll( T const& value );
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};
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/*============================================================================*/
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template< class T >
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class T_Buffer : public T_BufferBase
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{
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private:
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typedef T_Buffer< T > MyType_;
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protected:
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size_t size_;
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public:
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T_Buffer( ) noexcept;
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T_Buffer( size_t size );
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T_Buffer( T const* data , size_t size );
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T_Buffer( MyType_ const& other );
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T_Buffer( MyType_&& other ) noexcept;
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MyType_& operator= ( MyType_ const& other );
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MyType_& operator= ( MyType_&& other );
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template< typename TP >
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friend void swap( T_Buffer< TP >& lhs , T_Buffer< TP >& rhs ) noexcept;
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size_t size( ) const;
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size_t bytes( ) const;
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T& operator[] ( size_t index );
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T const& operator[] ( size_t index ) const;
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MyType_& resize( size_t newSize );
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MyType_& setAll( T const& value );
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MyType_& copyAll( T const* data );
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MyType_& append( T const* data , size_t size );
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};
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} // namespace
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#include <ebcl/inline/Buffers.hh>
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#endif // _H_EBCL_BUFFERS
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