C++程序  |  54行  |  2.22 KB

/*
 * The je_ prefix on the following public symbol declarations is an artifact
 * of namespace management, and should be omitted in application code unless
 * JEMALLOC_NO_DEMANGLE is defined (see jemalloc_mangle.h).
 */
extern JEMALLOC_EXPORT const char	*je_malloc_conf;
extern JEMALLOC_EXPORT void		(*je_malloc_message)(void *cbopaque,
    const char *s);

JEMALLOC_EXPORT void	*je_malloc(size_t size) JEMALLOC_ATTR(malloc);
JEMALLOC_EXPORT void	*je_calloc(size_t num, size_t size)
    JEMALLOC_ATTR(malloc);
JEMALLOC_EXPORT int	je_posix_memalign(void **memptr, size_t alignment,
    size_t size) JEMALLOC_ATTR(nonnull(1));
JEMALLOC_EXPORT void	*je_aligned_alloc(size_t alignment, size_t size)
    JEMALLOC_ATTR(malloc);
JEMALLOC_EXPORT void	*je_realloc(void *ptr, size_t size);
JEMALLOC_EXPORT void	je_free(void *ptr);

JEMALLOC_EXPORT void	*je_mallocx(size_t size, int flags)
    JEMALLOC_ATTR(malloc);
JEMALLOC_EXPORT void	*je_rallocx(void *ptr, size_t size, int flags);
JEMALLOC_EXPORT size_t	je_xallocx(void *ptr, size_t size, size_t extra,
    int flags);
JEMALLOC_EXPORT size_t	je_sallocx(const void *ptr, int flags)
    JEMALLOC_ATTR(pure);
JEMALLOC_EXPORT void	je_dallocx(void *ptr, int flags);
JEMALLOC_EXPORT void	je_sdallocx(void *ptr, size_t size, int flags);
JEMALLOC_EXPORT size_t	je_nallocx(size_t size, int flags)
    JEMALLOC_ATTR(pure);

JEMALLOC_EXPORT int	je_mallctl(const char *name, void *oldp,
    size_t *oldlenp, void *newp, size_t newlen);
JEMALLOC_EXPORT int	je_mallctlnametomib(const char *name, size_t *mibp,
    size_t *miblenp);
JEMALLOC_EXPORT int	je_mallctlbymib(const size_t *mib, size_t miblen,
    void *oldp, size_t *oldlenp, void *newp, size_t newlen);
JEMALLOC_EXPORT void	je_malloc_stats_print(void (*write_cb)(void *,
    const char *), void *je_cbopaque, const char *opts);
JEMALLOC_EXPORT size_t	je_malloc_usable_size(
    JEMALLOC_USABLE_SIZE_CONST void *ptr);

#ifdef JEMALLOC_OVERRIDE_MEMALIGN
JEMALLOC_EXPORT void *	je_memalign(size_t alignment, size_t size)
    JEMALLOC_ATTR(malloc);
#endif

#ifdef JEMALLOC_OVERRIDE_VALLOC
JEMALLOC_EXPORT void *	je_valloc(size_t size) JEMALLOC_ATTR(malloc);
#endif

typedef void *(chunk_alloc_t)(size_t, size_t, bool *, unsigned);
typedef bool (chunk_dalloc_t)(void *, size_t, unsigned);