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

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 }

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)

Detailed Description

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Data Structure Documentation

MEMExpHeapBlock

struct MEMExpHeapBlock

Definition at line 34 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 50 of file memexpheap.h.

Data Fields
MEMExpHeapBlock *	head
MEMExpHeapBlock *	tail

MEMExpHeap

struct MEMExpHeap

Definition at line 59 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 15 of file memexpheap.h.

MEMExpHeapBlock

typedef struct MEMExpHeapBlock MEMExpHeapBlock

Definition at line 16 of file memexpheap.h.

MEMExpHeapBlockList

typedef struct MEMExpHeapBlockList MEMExpHeapBlockList

Definition at line 17 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

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.

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
	)