86 lines
3.3 KiB
C
86 lines
3.3 KiB
C
#ifndef ZMALLOC_H
|
|
#define ZMALLOC_H
|
|
|
|
/* zmalloc - total amount of allocated memory aware version of malloc()
|
|
*
|
|
* Copyright (c) 2009-2010, Salvatore Sanfilippo <antirez at gmail dot com>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * Neither the name of Redis nor the names of its contributors may be used
|
|
* to endorse or promote products derived from this software without
|
|
* specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/* Double expansion needed for stringification of macro values. */
|
|
#define __xstr(s) __str(s)
|
|
#define __str(s) #s
|
|
|
|
#if defined(USE_TCMALLOC)
|
|
#define ZMALLOC_LIB ("tcmalloc-" __xstr(TC_VERSION_MAJOR) "." __xstr(TC_VERSION_MINOR))
|
|
#include <google/tcmalloc.h>
|
|
#if (TC_VERSION_MAJOR == 1 && TC_VERSION_MINOR >= 6) || (TC_VERSION_MAJOR > 1)
|
|
#define HAVE_MALLOC_SIZE 1
|
|
#define zmalloc_size(p) tc_malloc_size(p)
|
|
#else
|
|
#error "Newer version of tcmalloc required"
|
|
#endif
|
|
|
|
#elif defined(USE_JEMALLOC) && (JEMALLOC_VERSION_MAJOR > 2)
|
|
#define ZMALLOC_LIB ("jemalloc-" __xstr(JEMALLOC_VERSION_MAJOR) "." __xstr(JEMALLOC_VERSION_MINOR) "." __xstr(JEMALLOC_VERSION_BUGFIX))
|
|
#include <jemalloc/jemalloc.h>
|
|
#if (JEMALLOC_VERSION_MAJOR == 2 && JEMALLOC_VERSION_MINOR >= 1) || (JEMALLOC_VERSION_MAJOR > 2)
|
|
#define HAVE_MALLOC_SIZE 1
|
|
#define zmalloc_size(p) je_malloc_usable_size(p)
|
|
#else
|
|
#error "Newer version of jemalloc required"
|
|
#endif
|
|
|
|
#elif defined(__APPLE__)
|
|
#include <malloc/malloc.h>
|
|
#define HAVE_MALLOC_SIZE 1
|
|
#define zmalloc_size(p) malloc_size(p)
|
|
#endif
|
|
|
|
#ifndef ZMALLOC_LIB
|
|
#define ZMALLOC_LIB "libc"
|
|
#endif
|
|
|
|
void *zmalloc(size_t size);
|
|
void *zcalloc(size_t size);
|
|
void *zrealloc(void *ptr, size_t size);
|
|
void zfree(void *ptr);
|
|
char *zstrdup(const char *s);
|
|
char *zstrndup(const char *s, size_t n);
|
|
size_t zmalloc_used_memory(void);
|
|
void zmalloc_enable_thread_safeness(void);
|
|
void zmalloc_set_oom_handler(void (*oom_handler)(size_t));
|
|
float zmalloc_get_fragmentation_ratio(size_t rss);
|
|
size_t zmalloc_get_rss(void);
|
|
size_t zmalloc_get_private_dirty(void);
|
|
void zlibc_free(void *ptr);
|
|
|
|
#ifndef HAVE_MALLOC_SIZE
|
|
size_t zmalloc_size(void *ptr);
|
|
#endif
|
|
|
|
#endif // ZMALLOC_H
|