Expanded Heap

Collaboration diagram for Expanded Heap:

Data Structures
struct	MEMExpHeapBlock
struct	MEMExpHeapBlockList
struct	MEMExpHeap

Typedefs
typedef struct MEMExpHeap	MEMExpHeap
typedef struct MEMExpHeapBlock	MEMExpHeapBlock
typedef struct MEMExpHeapBlockList	MEMExpHeapBlockList
typedef void(*	MEMExpHeapBlockVisitor) (void *block, MEMHeapHandle heap, void *context)
typedef enum MEMExpHeapMode	MEMExpHeapMode
typedef enum MEMExpHeapDirection	MEMExpHeapDirection
typedef enum MEMExpHeapCheckFlags	MEMExpHeapCheckFlags

Enumerations
enum	MEMExpHeapMode {   MEM_EXP_HEAP_MODE_FIRST_FREE = 0 ,   MEM_EXP_HEAP_MODE_NEAREST_SIZE = 1 }
enum	MEMExpHeapDirection {   MEM_EXP_HEAP_DIR_FROM_TOP = 0 ,   MEM_EXP_HEAP_DIR_FROM_BOTTOM = 1 }
enum	MEMExpHeapCheckFlags {   MEM_EXP_HEAP_CHECK_FLAGS_NONE = 0 ,   MEM_EXP_HEAP_CHECK_FLAGS_LOG_ERRORS = 1 }

Functions
MEMHeapHandle	MEMCreateExpHeapEx (void *heap, uint32_t size, uint16_t flags)
void *	MEMDestroyExpHeap (MEMHeapHandle heap)
void *	MEMAllocFromExpHeapEx (MEMHeapHandle heap, uint32_t size, int alignment)
void	MEMFreeToExpHeap (MEMHeapHandle heap, void *block)
MEMExpHeapMode	MEMSetAllocModeForExpHeap (MEMHeapHandle heap, MEMExpHeapMode mode)
MEMExpHeapMode	MEMGetAllocModeForExpHeap (MEMHeapHandle heap)
uint32_t	MEMAdjustExpHeap (MEMHeapHandle heap)
uint32_t	MEMResizeForMBlockExpHeap (MEMHeapHandle heap, void *block, uint32_t size)
uint32_t	MEMGetTotalFreeSizeForExpHeap (MEMHeapHandle heap)
uint32_t	MEMGetAllocatableSizeForExpHeapEx (MEMHeapHandle heap, int alignment)
uint16_t	MEMSetGroupIDForExpHeap (MEMHeapHandle heap, uint16_t id)
uint16_t	MEMGetGroupIDForExpHeap (MEMHeapHandle heap)
uint32_t	MEMGetSizeForMBlockExpHeap (void *block)
uint16_t	MEMGetGroupIDForMBlockExpHeap (void *block)
MEMExpHeapDirection	MEMGetAllocDirForMBlockExpHeap (void *block)
void	MEMVisitAllocatedForExpHeap (MEMHeapHandle heap, MEMExpHeapBlockVisitor callback, void *context)
BOOL	MEMCheckExpHeap (MEMHeapHandle handle, MEMExpHeapCheckFlags mode)

Detailed Description

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Data Structure Documentation

MEMExpHeapBlock

struct MEMExpHeapBlock

Definition at line 40 of file memexpheap.h.

Data Fields
uint32_t	attribs
uint32_t	blockSize
MEMExpHeapBlock *	prev
MEMExpHeapBlock *	next
uint16_t	tag

MEMExpHeapBlockList

struct MEMExpHeapBlockList

Definition at line 56 of file memexpheap.h.

Data Fields
MEMExpHeapBlock *	head
MEMExpHeapBlock *	tail

MEMExpHeap

struct MEMExpHeap

Definition at line 65 of file memexpheap.h.

Data Fields
MEMHeapHeader	header
MEMExpHeapBlockList	freeList
MEMExpHeapBlockList	usedList
uint16_t	groupId
uint16_t	attribs

Typedef Documentation

MEMExpHeap

typedef struct MEMExpHeap MEMExpHeap

Definition at line 1 of file memexpheap.h.

MEMExpHeapBlock

typedef struct MEMExpHeapBlock MEMExpHeapBlock

Definition at line 1 of file memexpheap.h.

MEMExpHeapBlockList

typedef struct MEMExpHeapBlockList MEMExpHeapBlockList

Definition at line 1 of file memexpheap.h.

MEMExpHeapBlockVisitor

typedef void(* MEMExpHeapBlockVisitor) (void *block, MEMHeapHandle heap, void *context)

Definition at line 19 of file memexpheap.h.

MEMExpHeapMode

typedef enum MEMExpHeapMode MEMExpHeapMode

MEMExpHeapDirection

typedef enum MEMExpHeapDirection MEMExpHeapDirection

MEMExpHeapCheckFlags

typedef enum MEMExpHeapCheckFlags MEMExpHeapCheckFlags

Enumeration Type Documentation

MEMExpHeapMode

enum MEMExpHeapMode

Enumerator
MEM_EXP_HEAP_MODE_FIRST_FREE
MEM_EXP_HEAP_MODE_NEAREST_SIZE

Definition at line 22 of file memexpheap.h.

MEMExpHeapDirection

enum MEMExpHeapDirection

Enumerator
MEM_EXP_HEAP_DIR_FROM_TOP
MEM_EXP_HEAP_DIR_FROM_BOTTOM

Definition at line 28 of file memexpheap.h.

MEMExpHeapCheckFlags

enum MEMExpHeapCheckFlags

Enumerator
MEM_EXP_HEAP_CHECK_FLAGS_NONE
MEM_EXP_HEAP_CHECK_FLAGS_LOG_ERRORS

Definition at line 34 of file memexpheap.h.

Function Documentation

MEMCreateExpHeapEx()

MEMHeapHandle MEMCreateExpHeapEx	(	void *	heap,
		uint32_t	size,
		uint16_t	flags
	)

MEMDestroyExpHeap()

void* MEMDestroyExpHeap

(

MEMHeapHandle

heap

)

MEMAllocFromExpHeapEx()

void* MEMAllocFromExpHeapEx	(	MEMHeapHandle	heap,
		uint32_t	size,
		int	alignment
	)

MEMFreeToExpHeap()

void MEMFreeToExpHeap	(	MEMHeapHandle	heap,
		void *	block
	)

MEMSetAllocModeForExpHeap()

MEMExpHeapMode MEMSetAllocModeForExpHeap	(	MEMHeapHandle	heap,
		MEMExpHeapMode	mode
	)

MEMGetAllocModeForExpHeap()

MEMExpHeapMode MEMGetAllocModeForExpHeap

(

MEMHeapHandle

heap

)

MEMAdjustExpHeap()

uint32_t MEMAdjustExpHeap

(

MEMHeapHandle

heap

)

MEMResizeForMBlockExpHeap()

uint32_t MEMResizeForMBlockExpHeap	(	MEMHeapHandle	heap,
		void *	block,
		uint32_t	size
	)

MEMGetTotalFreeSizeForExpHeap()

uint32_t MEMGetTotalFreeSizeForExpHeap

(

MEMHeapHandle

heap

)

MEMGetAllocatableSizeForExpHeapEx()

uint32_t MEMGetAllocatableSizeForExpHeapEx	(	MEMHeapHandle	heap,
		int	alignment
	)

MEMSetGroupIDForExpHeap()

uint16_t MEMSetGroupIDForExpHeap	(	MEMHeapHandle	heap,
		uint16_t	id
	)

MEMGetGroupIDForExpHeap()

uint16_t MEMGetGroupIDForExpHeap

(

MEMHeapHandle

heap

)

MEMGetSizeForMBlockExpHeap()

uint32_t MEMGetSizeForMBlockExpHeap

(

void *

block

)

MEMGetGroupIDForMBlockExpHeap()

uint16_t MEMGetGroupIDForMBlockExpHeap

(

void *

block

)

MEMGetAllocDirForMBlockExpHeap()

MEMExpHeapDirection MEMGetAllocDirForMBlockExpHeap

(

void *

block

)

MEMVisitAllocatedForExpHeap()

void MEMVisitAllocatedForExpHeap	(	MEMHeapHandle	heap,
		MEMExpHeapBlockVisitor	callback,
		void *	context
	)

MEMCheckExpHeap()

BOOL MEMCheckExpHeap	(	MEMHeapHandle	handle,
		MEMExpHeapCheckFlags	mode
	)