ddl::PFS_buffer Struct Reference

For DDL memory allocations that use the mem_key_ddl handle. More...

#include <ddl0impl-buffer.h>

Inheritance diagram for ddl::PFS_buffer:

Public Types
using	Type = byte
using	Allocator = ut::allocator< Type >

Public Member Functions
	PFS_buffer ()=default
	Constructor. More...
	~PFS_buffer () noexcept
	Destructor. More...
byte *	allocate (size_t size) noexcept
void	deallocate () noexcept
	Deallocate the memory. More...

Public Attributes
byte *	m_ptr {}
	Pointer to allocated buffer. More...
size_t	m_size {}
	Number of bytes allocated. More...

Additional Inherited Members
Private Member Functions inherited from ut::Non_copyable
	Non_copyable (const Non_copyable &)=delete
Non_copyable &	operator= (const Non_copyable &)=delete
	Non_copyable ()=default
	~Non_copyable ()=default

Detailed Description

For DDL memory allocations that use the mem_key_ddl handle.

Member Typedef Documentation

Allocator

using ddl::PFS_buffer::Allocator = ut::allocator<Type>

Type

using ddl::PFS_buffer::Type = byte

Constructor & Destructor Documentation

PFS_buffer()

ddl::PFS_buffer::PFS_buffer ( )

default

Constructor.

~PFS_buffer()

ddl::PFS_buffer::~PFS_buffer ( )

inlinenoexcept

Destructor.

Member Function Documentation

allocate()

byte * ddl::PFS_buffer::allocate ( size_t  size )

inlinenoexcept

Returns

allocated and initialized memory or nullptr on failure.

Parameters

[in]

size

Number of bytes to allocate.

deallocate()

void ddl::PFS_buffer::deallocate ( )

inlinenoexcept

Deallocate the memory.

Member Data Documentation

m_ptr

byte* ddl::PFS_buffer::m_ptr {}

Pointer to allocated buffer.

m_size

size_t ddl::PFS_buffer::m_size {}

Number of bytes allocated.

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

• storage/innobase/include/ddl0impl-buffer.h