los_memory_internal.h 文件参考

#include "los_typedef.h"
#include "los_memory_pri.h"

los_memory_internal.h 的引用(Include)关系图:

浏览源代码.

结构体
struct	LosMemCtlNode
struct	tagLosMemDynNode

宏定义
#define	OS_MEM_NODE_HEAD_SIZE   sizeof(LosMemDynNode)
#define	OS_MEM_MIN_POOL_SIZE
#define	IS_POW_TWO(value)   ((((UINTPTR)(value)) & ((UINTPTR)(value) - 1)) == 0)
#define	POOL_ADDR_ALIGNSIZE   64
#define	OS_MEM_NODE_USED_FLAG   0x80000000U
#define	OS_MEM_NODE_ALIGNED_FLAG   0x40000000U
#define	OS_MEM_NODE_ALIGNED_AND_USED_FLAG   (OS_MEM_NODE_USED_FLAG | OS_MEM_NODE_ALIGNED_FLAG)
#define	OS_MEM_NODE_GET_ALIGNED_FLAG(sizeAndFlag)    ((sizeAndFlag) & OS_MEM_NODE_ALIGNED_FLAG)
#define	OS_MEM_NODE_SET_ALIGNED_FLAG(sizeAndFlag)    ((sizeAndFlag) = ((sizeAndFlag) | OS_MEM_NODE_ALIGNED_FLAG))
#define	OS_MEM_NODE_GET_ALIGNED_GAPSIZE(sizeAndFlag)    ((sizeAndFlag) & ~OS_MEM_NODE_ALIGNED_FLAG)
#define	OS_MEM_NODE_GET_USED_FLAG(sizeAndFlag)    ((sizeAndFlag) & OS_MEM_NODE_USED_FLAG)
#define	OS_MEM_NODE_SET_USED_FLAG(sizeAndFlag)    ((sizeAndFlag) = ((sizeAndFlag) | OS_MEM_NODE_USED_FLAG))
#define	OS_MEM_NODE_GET_SIZE(sizeAndFlag)    ((sizeAndFlag) & ~OS_MEM_NODE_ALIGNED_AND_USED_FLAG)
#define	OS_MEM_HEAD(pool, size)    OsDLnkMultiHead(OS_MEM_HEAD_ADDR(pool), size)
#define	OS_MEM_HEAD_ADDR(pool)    ((VOID *)((UINTPTR)(pool) + sizeof(LosMemPoolInfo)))
#define	OS_MEM_NEXT_NODE(node)    ((LosMemDynNode *)(VOID *)((UINT8 *)(node) + OS_MEM_NODE_GET_SIZE((node)->selfNode.sizeAndFlag)))
#define	OS_MEM_FIRST_NODE(pool)    ((LosMemDynNode *)(VOID *)((UINT8 *)OS_MEM_HEAD_ADDR(pool) + OS_DLNK_HEAD_SIZE))
#define	OS_MEM_END_NODE(pool, size)    ((LosMemDynNode *)(VOID *)(((UINT8 *)(pool) + (size)) - OS_MEM_NODE_HEAD_SIZE))
#define	OS_MEM_MIDDLE_ADDR_OPEN_END(startAddr, middleAddr, endAddr)    (((UINT8 *)(startAddr) <= (UINT8 *)(middleAddr)) && ((UINT8 *)(middleAddr) < (UINT8 *)(endAddr)))
#define	OS_MEM_MIDDLE_ADDR(startAddr, middleAddr, endAddr)    (((UINT8 *)(startAddr) <= (UINT8 *)(middleAddr)) && ((UINT8 *)(middleAddr) <= (UINT8 *)(endAddr)))
#define	OS_MEM_SET_MAGIC(value)    ((value) = (UINTPTR)&(value) ^ (UINTPTR)(-1))
#define	OS_MEM_MAGIC_VALID(value)    (((UINTPTR)(value) ^ (UINTPTR)&(value)) == (UINTPTR)(-1))

类型定义
typedef struct tagLosMemDynNode	LosMemDynNode

宏定义说明

IS_POW_TWO

#define IS_POW_TWO

(

value

)

((((UINTPTR)(value)) & ((UINTPTR)(value) - 1)) == 0)

OS_MEM_END_NODE

#define OS_MEM_END_NODE	(		pool,
			size
	)		((LosMemDynNode *)(VOID *)(((UINT8 *)(pool) + (size)) - OS_MEM_NODE_HEAD_SIZE))

OS_MEM_FIRST_NODE

#define OS_MEM_FIRST_NODE

(

pool

)

((LosMemDynNode *)(VOID *)((UINT8 *)OS_MEM_HEAD_ADDR(pool) + OS_DLNK_HEAD_SIZE))

OS_MEM_HEAD

#define OS_MEM_HEAD	(		pool,
			size
	)		OsDLnkMultiHead(OS_MEM_HEAD_ADDR(pool), size)

OS_MEM_HEAD_ADDR

#define OS_MEM_HEAD_ADDR

(

pool

)

((VOID *)((UINTPTR)(pool) + sizeof(LosMemPoolInfo)))

OS_MEM_MAGIC_VALID

#define OS_MEM_MAGIC_VALID

(

value

)

(((UINTPTR)(value) ^ (UINTPTR)&(value)) == (UINTPTR)(-1))

OS_MEM_MIDDLE_ADDR

#define OS_MEM_MIDDLE_ADDR	(		startAddr,
			middleAddr,
			endAddr
	)		(((UINT8 *)(startAddr) <= (UINT8 *)(middleAddr)) && ((UINT8 *)(middleAddr) <= (UINT8 *)(endAddr)))

OS_MEM_MIDDLE_ADDR_OPEN_END

#define OS_MEM_MIDDLE_ADDR_OPEN_END	(		startAddr,
			middleAddr,
			endAddr
	)		(((UINT8 *)(startAddr) <= (UINT8 *)(middleAddr)) && ((UINT8 *)(middleAddr) < (UINT8 *)(endAddr)))

OS_MEM_MIN_POOL_SIZE

#define OS_MEM_MIN_POOL_SIZE

值:

                                            (OS_DLNK_HEAD_SIZE + (2 * OS_MEM_NODE_HEAD_SIZE) + \
                                            sizeof(LosMemPoolInfo) + 1)

OS_MEM_NEXT_NODE

#define OS_MEM_NEXT_NODE

(

node

)

((LosMemDynNode *)(VOID *)((UINT8 *)(node) + OS_MEM_NODE_GET_SIZE((node)->selfNode.sizeAndFlag)))

OS_MEM_NODE_ALIGNED_AND_USED_FLAG

#define OS_MEM_NODE_ALIGNED_AND_USED_FLAG   (OS_MEM_NODE_USED_FLAG | OS_MEM_NODE_ALIGNED_FLAG)

OS_MEM_NODE_ALIGNED_FLAG

#define OS_MEM_NODE_ALIGNED_FLAG   0x40000000U

OS_MEM_NODE_GET_ALIGNED_FLAG

#define OS_MEM_NODE_GET_ALIGNED_FLAG

(

sizeAndFlag

)

((sizeAndFlag) & OS_MEM_NODE_ALIGNED_FLAG)

OS_MEM_NODE_GET_ALIGNED_GAPSIZE

#define OS_MEM_NODE_GET_ALIGNED_GAPSIZE

(

sizeAndFlag

)

((sizeAndFlag) & ~OS_MEM_NODE_ALIGNED_FLAG)

OS_MEM_NODE_GET_SIZE

#define OS_MEM_NODE_GET_SIZE

(

sizeAndFlag

)

((sizeAndFlag) & ~OS_MEM_NODE_ALIGNED_AND_USED_FLAG)

OS_MEM_NODE_GET_USED_FLAG

#define OS_MEM_NODE_GET_USED_FLAG

(

sizeAndFlag

)

((sizeAndFlag) & OS_MEM_NODE_USED_FLAG)

OS_MEM_NODE_HEAD_SIZE

#define OS_MEM_NODE_HEAD_SIZE   sizeof(LosMemDynNode)

OS_MEM_NODE_SET_ALIGNED_FLAG

#define OS_MEM_NODE_SET_ALIGNED_FLAG

(

sizeAndFlag

)

((sizeAndFlag) = ((sizeAndFlag) | OS_MEM_NODE_ALIGNED_FLAG))

OS_MEM_NODE_SET_USED_FLAG

#define OS_MEM_NODE_SET_USED_FLAG

(

sizeAndFlag

)

((sizeAndFlag) = ((sizeAndFlag) | OS_MEM_NODE_USED_FLAG))

OS_MEM_NODE_USED_FLAG

#define OS_MEM_NODE_USED_FLAG   0x80000000U

OS_MEM_SET_MAGIC

#define OS_MEM_SET_MAGIC

(

value

)

((value) = (UINTPTR)&(value) ^ (UINTPTR)(-1))

POOL_ADDR_ALIGNSIZE

#define POOL_ADDR_ALIGNSIZE   64

类型定义说明

LosMemDynNode

typedef struct tagLosMemDynNode LosMemDynNode