llfio_v2_xxx::byte_io_multiplexer::buffer_type Struct Reference

#include "byte_io_multiplexer.hpp"

Public Types
using	pointer = byte *
	Type of the pointer to memory.
using	const_pointer = const byte *
	Type of the pointer to memory.
using	iterator = byte *
	Type of the iterator to memory.
using	const_iterator = const byte *
	Type of the iterator to memory.
using	size_type = size_t
	Type of the length of memory.

Public Member Functions
	buffer_type ()=default
	Default constructor.
constexpr	buffer_type (pointer data, size_type len) noexcept
	Constructor.
template<class T , typename std::enable_if<(!std::is_same< typename std::decay< T >::type, buffer_type >::value &&std::is_constructible< span< byte >, T >::value), bool >::type = true>
constexpr	buffer_type (T &&s, _implict_span_constructor_tag={}) noexcept
	Constructor taking any type acceptable to span.
	buffer_type (const buffer_type &)=default
	buffer_type (buffer_type &&)=default
buffer_type &	operator= (const buffer_type &)=default
buffer_type &	operator= (buffer_type &&)=default
constexpr bool	empty () const noexcept
	Returns if this buffer is empty.
constexpr pointer	data () noexcept
	Returns the address of the bytes for this buffer.
constexpr const_pointer	data () const noexcept
	Returns the address of the bytes for this buffer.
constexpr size_type	size () const noexcept
	Returns the number of bytes in this buffer.
constexpr iterator	begin () noexcept
	Returns an iterator to the beginning of the buffer.
constexpr const_iterator	begin () const noexcept
	Returns an iterator to the beginning of the buffer.
constexpr const_iterator	cbegin () const noexcept
	Returns an iterator to the beginning of the buffer.
constexpr iterator	end () noexcept
	Returns an iterator to after the end of the buffer.
constexpr const_iterator	end () const noexcept
	Returns an iterator to after the end of the buffer.
constexpr const_iterator	cend () const noexcept
	Returns an iterator to after the end of the buffer.

Friends
constexpr void	_check_iovec_match ()

Detailed Description

The scatter buffer type used by this handle. Guaranteed to be TrivialType and StandardLayoutType. Try to make address and length 64 byte, or ideally, page_size() aligned where possible.

Constructor & Destructor Documentation

buffer_type() [1/2]

constexpr llfio_v2_xxx::byte_io_multiplexer::buffer_type::buffer_type ( pointer  data, size_type  len  )

inlineconstexprnoexcept

Constructor.

        : _data(data)
        , _len(len)
    {
    }

buffer_type() [2/2]

template<class T , typename std::enable_if<(!std::is_same< typename std::decay< T >::type, buffer_type >::value &&std::is_constructible< span< byte >, T >::value), bool >::type = true>

constexpr llfio_v2_xxx::byte_io_multiplexer::buffer_type::buffer_type ( T &&  s, _implict_span_constructor_tag  = {}  )

inlineconstexprnoexcept

Constructor taking any type acceptable to span.

                                                                 {}) noexcept
        : _data(span<byte>(s).data())
        , _len(span<byte>(s).size())
    {
    }

Member Function Documentation

begin() [1/2]

constexpr const_iterator llfio_v2_xxx::byte_io_multiplexer::buffer_type::begin ( ) const

inlineconstexprnoexcept

Returns an iterator to the beginning of the buffer.

{ return _data; }

begin() [2/2]

constexpr iterator llfio_v2_xxx::byte_io_multiplexer::buffer_type::begin ( )

inlineconstexprnoexcept

Returns an iterator to the beginning of the buffer.

{ return _data; }

cbegin()

constexpr const_iterator llfio_v2_xxx::byte_io_multiplexer::buffer_type::cbegin ( ) const

inlineconstexprnoexcept

Returns an iterator to the beginning of the buffer.

{ return _data; }

cend()

constexpr const_iterator llfio_v2_xxx::byte_io_multiplexer::buffer_type::cend ( ) const

inlineconstexprnoexcept

Returns an iterator to after the end of the buffer.

{ return _data + _len; }

data() [1/2]

constexpr const_pointer llfio_v2_xxx::byte_io_multiplexer::buffer_type::data ( ) const

inlineconstexprnoexcept

Returns the address of the bytes for this buffer.

{ return _data; }

data() [2/2]

constexpr pointer llfio_v2_xxx::byte_io_multiplexer::buffer_type::data ( )

inlineconstexprnoexcept

Returns the address of the bytes for this buffer.

{ return _data; }

empty()

constexpr bool llfio_v2_xxx::byte_io_multiplexer::buffer_type::empty ( ) const

inlineconstexprnoexcept

Returns if this buffer is empty.

{ return _len == 0; }

end() [1/2]

constexpr const_iterator llfio_v2_xxx::byte_io_multiplexer::buffer_type::end ( ) const

inlineconstexprnoexcept

Returns an iterator to after the end of the buffer.

{ return _data + _len; }

end() [2/2]

constexpr iterator llfio_v2_xxx::byte_io_multiplexer::buffer_type::end ( )

inlineconstexprnoexcept

Returns an iterator to after the end of the buffer.

{ return _data + _len; }

size()

constexpr size_type llfio_v2_xxx::byte_io_multiplexer::buffer_type::size ( ) const

inlineconstexprnoexcept

Returns the number of bytes in this buffer.

{ return _len; }

---

The documentation for this struct was generated from the following file:

• include/llfio/v2.0/byte_io_multiplexer.hpp