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-rw-r--r--examples/redis-unstable/src/zmalloc.h168
1 files changed, 0 insertions, 168 deletions
diff --git a/examples/redis-unstable/src/zmalloc.h b/examples/redis-unstable/src/zmalloc.h
deleted file mode 100644
index 3dda503..0000000
--- a/examples/redis-unstable/src/zmalloc.h
+++ /dev/null
@@ -1,168 +0,0 @@
-/* zmalloc - total amount of allocated memory aware version of malloc()
- *
- * Copyright (c) 2009-Present, Redis Ltd.
- * All rights reserved.
- *
- * Licensed under your choice of (a) the Redis Source Available License 2.0
- * (RSALv2); or (b) the Server Side Public License v1 (SSPLv1); or (c) the
- * GNU Affero General Public License v3 (AGPLv3).
- */
-
-#ifndef __ZMALLOC_H
-#define __ZMALLOC_H
-
-/* 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)
-#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
-
-/* On native libc implementations, we should still do our best to provide a
- * HAVE_MALLOC_SIZE capability. This can be set explicitly as well:
- *
- * NO_MALLOC_USABLE_SIZE disables it on all platforms, even if they are
- * known to support it.
- * USE_MALLOC_USABLE_SIZE forces use of malloc_usable_size() regardless
- * of platform.
- */
-#ifndef ZMALLOC_LIB
-#define ZMALLOC_LIB "libc"
-
-#if !defined(NO_MALLOC_USABLE_SIZE) && \
- (defined(__GLIBC__) || defined(__FreeBSD__) || \
- defined(__DragonFly__) || defined(__HAIKU__) || \
- defined(USE_MALLOC_USABLE_SIZE))
-
-/* Includes for malloc_usable_size() */
-#ifdef __FreeBSD__
-#include <malloc_np.h>
-#else
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
-#include <malloc.h>
-#endif
-
-#define HAVE_MALLOC_SIZE 1
-#define zmalloc_size(p) malloc_usable_size(p)
-
-#endif
-#endif
-
-/* We can enable the Redis defrag capabilities only if we are using Jemalloc
- * and the version used is our special version modified for Redis having
- * the ability to return per-allocation fragmentation hints. */
-#if (defined(USE_JEMALLOC) && defined(JEMALLOC_FRAG_HINT)) || defined(DEBUG_DEFRAG_FORCE)
-#define HAVE_DEFRAG
-#endif
-
-/* We can enable allocation with usable size capabilities only if we are using Jemalloc
- * and the version used is our special version modified for Redis having
- * the ability to return usable size during allocation or deallocation. */
-#if defined(USE_JEMALLOC) && defined(JEMALLOC_ALLOC_WITH_USIZE)
-#define HAVE_ALLOC_WITH_USIZE
-#endif
-
-#include <time.h>
-
-/* 'noinline' attribute is intended to prevent the `-Wstringop-overread` warning
- * when using gcc-12 later with LTO enabled. It may be removed once the
- * bug[https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96503] is fixed. */
-__attribute__((malloc,alloc_size(1),noinline)) void *zmalloc(size_t size);
-__attribute__((malloc,alloc_size(1),noinline)) void *zcalloc(size_t size);
-__attribute__((malloc,alloc_size(1,2),noinline)) void *zcalloc_num(size_t num, size_t size);
-__attribute__((alloc_size(2),noinline)) void *zrealloc(void *ptr, size_t size);
-__attribute__((malloc,alloc_size(1),noinline)) void *ztrymalloc(size_t size);
-__attribute__((malloc,alloc_size(1),noinline)) void *ztrycalloc(size_t size);
-__attribute__((alloc_size(2),noinline)) void *ztryrealloc(void *ptr, size_t size);
-void zfree(void *ptr);
-void *zmalloc_usable(size_t size, size_t *usable);
-void *zcalloc_usable(size_t size, size_t *usable);
-void *zrealloc_usable(void *ptr, size_t size, size_t *usable, size_t *old_usable);
-void *ztrymalloc_usable(size_t size, size_t *usable);
-void *ztrycalloc_usable(size_t size, size_t *usable);
-void *ztryrealloc_usable(void *ptr, size_t size, size_t *usable, size_t *old_usable);
-void zfree_usable(void *ptr, size_t *usable);
-__attribute__((malloc)) char *zstrdup(const char *s);
-__attribute__((malloc)) char *zstrdup_usable(const char *s, size_t *usable);
-size_t zmalloc_used_memory(void);
-size_t zmalloc_get_peak_memory(void);
-time_t zmalloc_get_peak_memory_time(void);
-void zmalloc_set_oom_handler(void (*oom_handler)(size_t));
-size_t zmalloc_get_rss(void);
-int zmalloc_get_allocator_info(int refresh_stats, size_t *allocated, size_t *active, size_t *resident,
- size_t *retained, size_t *muzzy, size_t *frag_smallbins_bytes);
-int zmalloc_get_allocator_info_by_arena(unsigned int arena, int refresh_stats, size_t *allocated,
- size_t *active, size_t *resident, size_t *frag_smallbins_bytes);
-void set_jemalloc_bg_thread(int enable);
-int jemalloc_purge(void);
-size_t zmalloc_get_private_dirty(long pid);
-size_t zmalloc_get_smap_bytes_by_field(char *field, long pid);
-size_t zmalloc_get_memory_size(void);
-void zlibc_free(void *ptr);
-void zmadvise_dontneed(void *ptr);
-
-#if defined(USE_JEMALLOC)
-void *zmalloc_with_flags(size_t size, int flags);
-void *zrealloc_with_flags(void *ptr, size_t size, int flags);
-void zfree_with_flags(void *ptr, int flags);
-#endif
-
-#if (defined(USE_JEMALLOC) && defined(HAVE_DEFRAG))
-void zfree_no_tcache(void *ptr);
-__attribute__((malloc)) void *zmalloc_no_tcache(size_t size);
-#endif
-
-#ifndef HAVE_MALLOC_SIZE
-size_t zmalloc_size(void *ptr);
-size_t zmalloc_usable_size(void *ptr);
-#else
-/* If we use 'zmalloc_usable_size()' to obtain additional available memory size
- * and manipulate it, we need to call 'extend_to_usable()' afterwards to ensure
- * the compiler recognizes this extra memory. However, if we use the pointer
- * obtained from z[*]_usable() family functions, there is no need for this step. */
-#define zmalloc_usable_size(p) zmalloc_size(p)
-
-/* derived from https://github.com/systemd/systemd/pull/25688
- * We use zmalloc_usable_size() everywhere to use memory blocks, but that is an abuse since the
- * malloc_usable_size() isn't meant for this kind of use, it is for diagnostics only. That is also why the
- * behavior is flaky when built with _FORTIFY_SOURCE, the compiler can sense that we reach outside
- * the allocated block and SIGABRT.
- * We use a dummy allocator function to tell the compiler that the new size of ptr is newsize.
- * The implementation returns the pointer as is; the only reason for its existence is as a conduit for the
- * alloc_size attribute. This cannot be a static inline because gcc then loses the attributes on the function.
- * See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96503 */
-__attribute__((alloc_size(2),noinline)) void *extend_to_usable(void *ptr, size_t size);
-#endif
-
-int get_proc_stat_ll(int i, long long *res);
-
-#ifdef REDIS_TEST
-int zmalloc_test(int argc, char **argv, int flags);
-#endif
-
-#endif /* __ZMALLOC_H */