xf_heap.h

浏览该文件的文档.

 
#ifndef __XF_HEAP_H__
#define __XF_HEAP_H__
 
/* ==================== [Includes] ========================================== */
 
#include "xf_heap_internal_config.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* ==================== [Defines] =========================================== */
 
/* ==================== [Typedefs] =========================================== */
 
typedef struct _xf_heap_region_t {
    unsigned char *stat_address;  
    unsigned int size_in_bytes;   
} xf_heap_region_t;
 
typedef struct _xf_alloc_func_t {
    void *(*malloc)(unsigned int size);
    void (*free)(void *pv);
    unsigned int (*init)(const xf_heap_region_t *const regions);
    unsigned int (*get_block_size)(void *pv); 
} xf_alloc_func_t;
 
typedef void *(*xf_malloc_t)(unsigned int size);
typedef void (*xf_free_t)(void *pv);
typedef unsigned int (*xf_heap_get_free_size_t)(void);
typedef unsigned int (*xf_heap_get_min_ever_free_size_t)(void);
 
typedef struct _xf_heap_api_t {
    xf_malloc_t malloc;
    xf_free_t free;
    xf_heap_get_free_size_t get_free_size;
    xf_heap_get_min_ever_free_size_t get_min_ever_free_size;
} xf_heap_api_t;
 
 
/* ==================== [Global Prototypes] ================================= */
 
void *xf_malloc(unsigned int size);
 
void xf_free(void *pv);
 
int xf_heap_api_redirect(const xf_heap_api_t *api);
 
int xf_heap_init(const xf_heap_region_t *const regions);
 
int xf_heap_uninit(void);
 
unsigned int xf_heap_get_free_size(void);
 
unsigned int xf_heap_get_min_ever_free_size(void);
 
/* ==================== [Macros] ============================================ */
 
#ifdef __cplusplus
} /* extern "C" */
#endif
 
#endif // __XF_HEAP_H__