dxd_memory.h File Reference

#include "dxd_platform.h"

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Classes
class	buffer< scope_t, limit_t, alignment_t, contigous_t >
	DriverKit memory buffer w/o alignment and boundary requirements. More...
class	map< scope_t, vm_t >
	DriverKit physical address (only relevant for contigous memory) More...

Enumerations
enum	direction : uint64_t { in = ::kIOMemoryDirectionIn , out = ::kIOMemoryDirectionOut , both = ::kIOMemoryDirectionIn| ::kIOMemoryDirectionOut }
	direction of memory operation More...

Functions
void	free ()
	DriverKit memory free.
os_result	initialize (::IOMemoryDescriptor *io_memory_descriptor)
	DriverKit memory initializer.
os_result	initialize (::IOMemoryDescriptor *io_memory_descriptor, size_t offset, size_t size, direction direction)
	DriverKit memory initializer.
	memory ()=default
	DriverKit default constructor.
	memory (const memory &memory)
::IOMemoryDescriptor *	retain ()
uint64_t	size () const
	DriverKit memory size.
	~memory ()
	DriverKit memory destructor.

Variables
os_result	status = not_initialized
	DriverKit memory status.

Enumeration Type Documentation

direction

enum direction : uint64_t

direction of memory operation

Enumerator
in
out
both

Function Documentation

free()

void free

(

)

DriverKit memory free.

Checks the underlaying OS memory descriptor,

synchronizes and unwires it from memory and

releases the memory descriptor.

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initialize() [1/2]

os_result initialize

(

::IOMemoryDescriptor *

io_memory_descriptor

)

DriverKit memory initializer.

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initialize() [2/2]

os_result initialize	(	::IOMemoryDescriptor *	io_memory_descriptor,
		size_t	offset,
		size_t	size,
		direction	direction )

DriverKit memory initializer.

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memory() [1/2]

memory ( )

default

DriverKit default constructor.

Use this in conjunction with initialize()

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memory() [2/2]

memory

(

const memory &

memory

)

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retain()

::IOMemoryDescriptor * retain

(

)

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size()

uint64_t size

(

)

const

DriverKit memory size.

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~memory()

~memory

(

)

DriverKit memory destructor.

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Variable Documentation

status

os_result status = not_initialized

DriverKit memory status.