#include "zend.h"
#include "zend_alloc.h"
#include "zend_globals.h"
#include "zend_hrtime.h"
#include "zend_operators.h"
#include "zend_multiply.h"
#include "zend_bitset.h"
#include "zend_mmap.h"
#include "zend_portability.h"
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <limits.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/mman.h>

Data Structures
struct	_zend_mm_heap

struct	_zend_mm_chunk

struct	_zend_mm_page

struct	_zend_mm_bin

struct	_zend_mm_free_slot

struct	_zend_mm_huge_list

struct	_zend_alloc_globals

Macros
#define	MAP_FAILED ((void*)-1)

#define	MAP_POPULATE 0

#define	REAL_PAGE_SIZE ZEND_MM_PAGE_SIZE

#define	ZEND_MM_FD -1

#define	ZEND_MM_STAT 1 /* track current and peak memory usage */

#define	ZEND_MM_LIMIT 1 /* support for user-defined memory limit */

#define	ZEND_MM_CUSTOM 1 /* support for custom memory allocator */

#define	ZEND_MM_STORAGE 1 /* support for custom memory storage */

#define	ZEND_MM_ERROR 1 /* report system errors */

#define	ZEND_MM_HEAP_PROTECTION 1 /* protect heap against corruptions */

#define	ZEND_MM_MIN_USEABLE_BIN_SIZE 16

#define	ZEND_MM_CHECK(condition, message)

#define	ZEND_MM_ALIGNED_OFFSET(size, alignment)

#define	ZEND_MM_ALIGNED_BASE(size, alignment)

#define	ZEND_MM_SIZE_TO_NUM(size, alignment)

#define	ZEND_MM_BITSET_LEN (sizeof(zend_mm_bitset) * 8) /* 32 or 64 */

#define	ZEND_MM_PAGE_MAP_LEN (ZEND_MM_PAGES / ZEND_MM_BITSET_LEN) /* 16 or 8 */

#define	ZEND_MM_IS_FRUN 0x00000000

#define	ZEND_MM_IS_LRUN 0x40000000

#define	ZEND_MM_IS_SRUN 0x80000000

#define	ZEND_MM_LRUN_PAGES_MASK 0x000003ff

#define	ZEND_MM_LRUN_PAGES_OFFSET 0

#define	ZEND_MM_SRUN_BIN_NUM_MASK 0x0000001f

#define	ZEND_MM_SRUN_BIN_NUM_OFFSET 0

#define	ZEND_MM_SRUN_FREE_COUNTER_MASK 0x01ff0000

#define	ZEND_MM_SRUN_FREE_COUNTER_OFFSET 16

#define	ZEND_MM_NRUN_OFFSET_MASK 0x01ff0000

#define	ZEND_MM_NRUN_OFFSET_OFFSET 16

#define	ZEND_MM_LRUN_PAGES(info)

#define	ZEND_MM_SRUN_BIN_NUM(info)

#define	ZEND_MM_SRUN_FREE_COUNTER(info)

#define	ZEND_MM_NRUN_OFFSET(info)

#define	ZEND_MM_FRUN()

#define	ZEND_MM_LRUN(count)

#define	ZEND_MM_SRUN(bin_num)

#define	ZEND_MM_SRUN_EX(bin_num, count)

#define	ZEND_MM_NRUN(bin_num, offset)

#define	ZEND_MM_BINS 30

#define	BSWAPPTR(u)

#define	ZEND_MM_PAGE_ADDR(chunk, page_num)

#define	_BIN_DATA_SIZE(num, size, elements, pages, x, y)

#define	_BIN_DATA_ELEMENTS(num, size, elements, pages, x, y)

#define	_BIN_DATA_PAGES(num, size, elements, pages, x, y)

#define	ZEND_MM_SMALL_SIZE_TO_BIN(size)

#define	ZEND_MM_FREE_SLOT_PTR_SHADOW(free_slot, bin_num)

#define	AG(v)

Typedefs
typedef uint32_t	zend_mm_page_info

typedef zend_ulong	zend_mm_bitset

typedef zend_mm_bitset	zend_mm_page_map[ZEND_MM_PAGE_MAP_LEN]

typedef struct _zend_mm_page	zend_mm_page

typedef struct _zend_mm_bin	zend_mm_bin

typedef struct _zend_mm_free_slot	zend_mm_free_slot

typedef struct _zend_mm_chunk	zend_mm_chunk

typedef struct _zend_mm_huge_list	zend_mm_huge_list

typedef struct _zend_alloc_globals	zend_alloc_globals

Functions
ZEND_API size_t	zend_mm_gc (zend_mm_heap *heap)

ZEND_API void	zend_mm_shutdown (zend_mm_heap *heap, bool full, bool silent)

ZEND_API void *ZEND_FASTCALL	_zend_mm_alloc (zend_mm_heap *heap, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void ZEND_FASTCALL	_zend_mm_free (zend_mm_heap heap, void ptr ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

void *ZEND_FASTCALL	_zend_mm_realloc (zend_mm_heap heap, void ptr, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

void *ZEND_FASTCALL	_zend_mm_realloc2 (zend_mm_heap heap, void ptr, size_t size, size_t copy_size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API size_t ZEND_FASTCALL	_zend_mm_block_size (zend_mm_heap heap, void ptr ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API bool	is_zend_mm (void)

ZEND_API bool	is_zend_ptr (const void *ptr)

ZEND_API void *ZEND_FASTCALL	_emalloc (size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void ZEND_FASTCALL	_efree (void *ptr ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void *ZEND_FASTCALL	_erealloc (void *ptr, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void *ZEND_FASTCALL	_erealloc2 (void *ptr, size_t size, size_t copy_size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API size_t ZEND_FASTCALL	_zend_mem_block_size (void *ptr ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void *ZEND_FASTCALL	_safe_emalloc (size_t nmemb, size_t size, size_t offset ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void *ZEND_FASTCALL	_safe_malloc (size_t nmemb, size_t size, size_t offset)

ZEND_API void *ZEND_FASTCALL	_safe_erealloc (void *ptr, size_t nmemb, size_t size, size_t offset ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void *ZEND_FASTCALL	_safe_realloc (void *ptr, size_t nmemb, size_t size, size_t offset)

ZEND_API void *ZEND_FASTCALL	_ecalloc (size_t nmemb, size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API char *ZEND_FASTCALL	_estrdup (const char *s ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API char *ZEND_FASTCALL	_estrndup (const char *s, size_t length ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API char *ZEND_FASTCALL	zend_strndup (const char *s, size_t length)

ZEND_API zend_result	zend_set_memory_limit (size_t memory_limit)

ZEND_API bool	zend_alloc_in_memory_limit_error_reporting (void)

ZEND_API size_t	zend_memory_usage (bool real_usage)

ZEND_API size_t	zend_memory_peak_usage (bool real_usage)

ZEND_API void	zend_memory_reset_peak_usage (void)

ZEND_API void	shutdown_memory_manager (bool silent, bool full_shutdown)

ZEND_API void	start_memory_manager (void)

ZEND_API zend_mm_heap *	zend_mm_set_heap (zend_mm_heap *new_heap)

ZEND_API zend_mm_heap *	zend_mm_get_heap (void)

ZEND_API bool	zend_mm_is_custom_heap (zend_mm_heap *new_heap)

ZEND_API void	zend_mm_set_custom_handlers (zend_mm_heap heap, void (_malloc)(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void(_free)(void ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void (_realloc)(void , size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC))

ZEND_API void	zend_mm_set_custom_handlers_ex (zend_mm_heap heap, void (_malloc)(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void(_free)(void ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void (_realloc)(void , size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), size_t(_gc)(void), void(_shutdown)(bool, bool))

ZEND_API void	zend_mm_get_custom_handlers (zend_mm_heap heap, void (_malloc)(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void(_free)(void ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void (*_realloc)(void , size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC))

ZEND_API void	zend_mm_get_custom_handlers_ex (zend_mm_heap heap, void (_malloc)(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void(_free)(void ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), void (*_realloc)(void , size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC), size_t(_gc)(void), void(_shutdown)(bool, bool))

ZEND_API zend_mm_storage *	zend_mm_get_storage (zend_mm_heap *heap)

ZEND_API zend_mm_heap *	zend_mm_startup (void)

ZEND_API zend_mm_heap *	zend_mm_startup_ex (const zend_mm_handlers handlers, void data, size_t data_size)

ZEND_API void *	__zend_malloc (size_t len ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void *	__zend_calloc (size_t nmemb, size_t len ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void *	__zend_realloc (void *p, size_t len ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API void	__zend_free (void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC)

ZEND_API char *	__zend_strdup (const char *s)

Macro Definition Documentation

◆ _BIN_DATA_ELEMENTS

#define _BIN_DATA_ELEMENTS	(	num,
		size,
		elements,
		pages,
		x,
		y )

Value:

elements,

Definition at line 360 of file zend_alloc.c.

◆ _BIN_DATA_PAGES

#define _BIN_DATA_PAGES	(	num,
		size,
		elements,
		pages,
		x,
		y )

Value:

pages,

Definition at line 365 of file zend_alloc.c.

◆ _BIN_DATA_SIZE

#define _BIN_DATA_SIZE	(	num,
		size,
		elements,
		pages,
		x,
		y )

Value:

size,

size

new_type size

Definition ffi.c:4365

Definition at line 355 of file zend_alloc.c.

◆ AG

#define AG ( v )

Value:

(alloc_globals.v)

Definition at line 2578 of file zend_alloc.c.

◆ BSWAPPTR

#define BSWAPPTR ( u )

Value:

ZEND_BYTES_SWAP64(u)

u

uint32_t u

Definition cdf.c:78

Definition at line 221 of file zend_alloc.c.

◆ MAP_FAILED

#define MAP_FAILED ((void*)-1)

Definition at line 98 of file zend_alloc.c.

◆ MAP_POPULATE

#define MAP_POPULATE 0

Definition at line 101 of file zend_alloc.c.

◆ REAL_PAGE_SIZE

#define REAL_PAGE_SIZE ZEND_MM_PAGE_SIZE

Definition at line 113 of file zend_alloc.c.

◆ ZEND_MM_ALIGNED_BASE

#define ZEND_MM_ALIGNED_BASE	(		size,
			alignment )

Value:

(((size_t)(size)) & ~((alignment) - 1))

Definition at line 181 of file zend_alloc.c.

◆ ZEND_MM_ALIGNED_OFFSET

#define ZEND_MM_ALIGNED_OFFSET	(		size,
			alignment )

Value:

(((size_t)(size)) & ((alignment) - 1))

Definition at line 179 of file zend_alloc.c.

◆ ZEND_MM_BINS

#define ZEND_MM_BINS 30

Definition at line 218 of file zend_alloc.c.

◆ ZEND_MM_BITSET_LEN

#define ZEND_MM_BITSET_LEN (sizeof(zend_mm_bitset) * 8) /* 32 or 64 */

Definition at line 186 of file zend_alloc.c.

◆ ZEND_MM_CHECK

#define ZEND_MM_CHECK	(		condition,
			message )

Value:

        do { \
        if (UNEXPECTED(!(condition))) { \
            zend_mm_panic(message); \
        } \
    } while (0)

Definition at line 169 of file zend_alloc.c.

◆ ZEND_MM_CUSTOM

#define ZEND_MM_CUSTOM 1 /* support for custom memory allocator */

Definition at line 139 of file zend_alloc.c.

◆ ZEND_MM_ERROR

#define ZEND_MM_ERROR 1 /* report system errors */

Definition at line 146 of file zend_alloc.c.

◆ ZEND_MM_FD

#define ZEND_MM_FD -1

Definition at line 123 of file zend_alloc.c.

◆ ZEND_MM_FREE_SLOT_PTR_SHADOW

#define ZEND_MM_FREE_SLOT_PTR_SHADOW	(		free_slot,
			bin_num )

Value:

*((zend_mm_free_slot**)((char*)(free_slot) + bin_data_size[(bin_num)] - sizeof(zend_mm_free_slot*)))

zend_mm_free_slot

struct _zend_mm_free_slot zend_mm_free_slot

Definition zend_alloc.c:228

Definition at line 1291 of file zend_alloc.c.

◆ ZEND_MM_FRUN

#define ZEND_MM_FRUN ( )

Value:

ZEND_MM_IS_FRUN

#define ZEND_MM_IS_FRUN

Definition zend_alloc.c:191

Definition at line 212 of file zend_alloc.c.

◆ ZEND_MM_HEAP_PROTECTION

#define ZEND_MM_HEAP_PROTECTION 1 /* protect heap against corruptions */

Definition at line 149 of file zend_alloc.c.

◆ ZEND_MM_IS_FRUN

#define ZEND_MM_IS_FRUN 0x00000000

Definition at line 191 of file zend_alloc.c.

◆ ZEND_MM_IS_LRUN

#define ZEND_MM_IS_LRUN 0x40000000

Definition at line 192 of file zend_alloc.c.

◆ ZEND_MM_IS_SRUN

#define ZEND_MM_IS_SRUN 0x80000000

Definition at line 193 of file zend_alloc.c.

◆ ZEND_MM_LIMIT

#define ZEND_MM_LIMIT 1 /* support for user-defined memory limit */

Definition at line 136 of file zend_alloc.c.

◆ ZEND_MM_LRUN

#define ZEND_MM_LRUN ( count )

Value:

(ZEND_MM_IS_LRUN | ((count) << ZEND_MM_LRUN_PAGES_OFFSET))

count

count(Countable|array $value, int $mode=COUNT_NORMAL)

Definition basic_functions.stub.php:1577

ZEND_MM_LRUN_PAGES_OFFSET

#define ZEND_MM_LRUN_PAGES_OFFSET

Definition zend_alloc.c:196

ZEND_MM_IS_LRUN

#define ZEND_MM_IS_LRUN

Definition zend_alloc.c:192

Definition at line 213 of file zend_alloc.c.

◆ ZEND_MM_LRUN_PAGES

#define ZEND_MM_LRUN_PAGES ( info )

Value:

(((info) & ZEND_MM_LRUN_PAGES_MASK) >> ZEND_MM_LRUN_PAGES_OFFSET)

ZEND_MM_LRUN_PAGES_MASK

#define ZEND_MM_LRUN_PAGES_MASK

Definition zend_alloc.c:195

Definition at line 207 of file zend_alloc.c.

◆ ZEND_MM_LRUN_PAGES_MASK

#define ZEND_MM_LRUN_PAGES_MASK 0x000003ff

Definition at line 195 of file zend_alloc.c.

◆ ZEND_MM_LRUN_PAGES_OFFSET

#define ZEND_MM_LRUN_PAGES_OFFSET 0

Definition at line 196 of file zend_alloc.c.

◆ ZEND_MM_MIN_USEABLE_BIN_SIZE

#define ZEND_MM_MIN_USEABLE_BIN_SIZE 16

Definition at line 155 of file zend_alloc.c.

◆ ZEND_MM_NRUN

#define ZEND_MM_NRUN	(		bin_num,
			offset )

Value:

(ZEND_MM_IS_SRUN | ZEND_MM_IS_LRUN | ((bin_num) << ZEND_MM_SRUN_BIN_NUM_OFFSET) | ((offset) << ZEND_MM_NRUN_OFFSET_OFFSET))

offset

zend_long offset

Definition func_interceptors.c:163

ZEND_MM_NRUN_OFFSET_OFFSET

#define ZEND_MM_NRUN_OFFSET_OFFSET

Definition zend_alloc.c:205

ZEND_MM_SRUN_BIN_NUM_OFFSET

#define ZEND_MM_SRUN_BIN_NUM_OFFSET

Definition zend_alloc.c:199

ZEND_MM_IS_SRUN

#define ZEND_MM_IS_SRUN

Definition zend_alloc.c:193

Definition at line 216 of file zend_alloc.c.

◆ ZEND_MM_NRUN_OFFSET

#define ZEND_MM_NRUN_OFFSET ( info )

Value:

(((info) & ZEND_MM_NRUN_OFFSET_MASK) >> ZEND_MM_NRUN_OFFSET_OFFSET)

ZEND_MM_NRUN_OFFSET_MASK

#define ZEND_MM_NRUN_OFFSET_MASK

Definition zend_alloc.c:204

Definition at line 210 of file zend_alloc.c.

◆ ZEND_MM_NRUN_OFFSET_MASK

#define ZEND_MM_NRUN_OFFSET_MASK 0x01ff0000

Definition at line 204 of file zend_alloc.c.

◆ ZEND_MM_NRUN_OFFSET_OFFSET

#define ZEND_MM_NRUN_OFFSET_OFFSET 16

Definition at line 205 of file zend_alloc.c.

◆ ZEND_MM_PAGE_ADDR

#define ZEND_MM_PAGE_ADDR	(		chunk,
			page_num )

Value:

((void*)(((zend_mm_page*)(chunk)) + (page_num)))

zend_mm_page

struct _zend_mm_page zend_mm_page

Definition zend_alloc.c:226

Definition at line 352 of file zend_alloc.c.

◆ ZEND_MM_PAGE_MAP_LEN

#define ZEND_MM_PAGE_MAP_LEN (ZEND_MM_PAGES / ZEND_MM_BITSET_LEN) /* 16 or 8 */

Definition at line 187 of file zend_alloc.c.

◆ ZEND_MM_SIZE_TO_NUM

#define ZEND_MM_SIZE_TO_NUM	(		size,
			alignment )

Value:

(((size_t)(size) + ((alignment) - 1)) / (alignment))

Definition at line 183 of file zend_alloc.c.

◆ ZEND_MM_SMALL_SIZE_TO_BIN

#define ZEND_MM_SMALL_SIZE_TO_BIN ( size )

Value:

zend_mm_small_size_to_bin(size)

Definition at line 1276 of file zend_alloc.c.

◆ ZEND_MM_SRUN

#define ZEND_MM_SRUN ( bin_num )

Value:

(ZEND_MM_IS_SRUN | ((bin_num) << ZEND_MM_SRUN_BIN_NUM_OFFSET))

Definition at line 214 of file zend_alloc.c.

◆ ZEND_MM_SRUN_BIN_NUM

#define ZEND_MM_SRUN_BIN_NUM ( info )

Value:

(((info) & ZEND_MM_SRUN_BIN_NUM_MASK) >> ZEND_MM_SRUN_BIN_NUM_OFFSET)

ZEND_MM_SRUN_BIN_NUM_MASK

#define ZEND_MM_SRUN_BIN_NUM_MASK

Definition zend_alloc.c:198

Definition at line 208 of file zend_alloc.c.

◆ ZEND_MM_SRUN_BIN_NUM_MASK

#define ZEND_MM_SRUN_BIN_NUM_MASK 0x0000001f

Definition at line 198 of file zend_alloc.c.

◆ ZEND_MM_SRUN_BIN_NUM_OFFSET

#define ZEND_MM_SRUN_BIN_NUM_OFFSET 0

Definition at line 199 of file zend_alloc.c.

◆ ZEND_MM_SRUN_EX

#define ZEND_MM_SRUN_EX	(		bin_num,
			count )

Value:

(ZEND_MM_IS_SRUN | ((bin_num) << ZEND_MM_SRUN_BIN_NUM_OFFSET) | ((count) << ZEND_MM_SRUN_FREE_COUNTER_OFFSET))

ZEND_MM_SRUN_FREE_COUNTER_OFFSET

#define ZEND_MM_SRUN_FREE_COUNTER_OFFSET

Definition zend_alloc.c:202

Definition at line 215 of file zend_alloc.c.

◆ ZEND_MM_SRUN_FREE_COUNTER

#define ZEND_MM_SRUN_FREE_COUNTER ( info )

Value:

(((info) & ZEND_MM_SRUN_FREE_COUNTER_MASK) >> ZEND_MM_SRUN_FREE_COUNTER_OFFSET)

ZEND_MM_SRUN_FREE_COUNTER_MASK

#define ZEND_MM_SRUN_FREE_COUNTER_MASK

Definition zend_alloc.c:201

Definition at line 209 of file zend_alloc.c.

◆ ZEND_MM_SRUN_FREE_COUNTER_MASK

#define ZEND_MM_SRUN_FREE_COUNTER_MASK 0x01ff0000

Definition at line 201 of file zend_alloc.c.

◆ ZEND_MM_SRUN_FREE_COUNTER_OFFSET

#define ZEND_MM_SRUN_FREE_COUNTER_OFFSET 16

Definition at line 202 of file zend_alloc.c.

◆ ZEND_MM_STAT

#define ZEND_MM_STAT 1 /* track current and peak memory usage */

Definition at line 133 of file zend_alloc.c.

◆ ZEND_MM_STORAGE

#define ZEND_MM_STORAGE 1 /* support for custom memory storage */

Definition at line 143 of file zend_alloc.c.

Typedef Documentation

◆ zend_alloc_globals

typedef struct _zend_alloc_globals zend_alloc_globals

◆ zend_mm_bin

typedef struct _zend_mm_bin zend_mm_bin

Definition at line 227 of file zend_alloc.c.

◆ zend_mm_bitset

typedef zend_ulong zend_mm_bitset

Definition at line 177 of file zend_alloc.c.

◆ zend_mm_chunk

typedef struct _zend_mm_chunk zend_mm_chunk

Definition at line 229 of file zend_alloc.c.

◆ zend_mm_free_slot

typedef struct _zend_mm_free_slot zend_mm_free_slot

Definition at line 228 of file zend_alloc.c.

◆ zend_mm_huge_list

typedef struct _zend_mm_huge_list zend_mm_huge_list

Definition at line 230 of file zend_alloc.c.

◆ zend_mm_page

typedef struct _zend_mm_page zend_mm_page

Definition at line 226 of file zend_alloc.c.

◆ zend_mm_page_info

typedef uint32_t zend_mm_page_info

Definition at line 176 of file zend_alloc.c.

◆ zend_mm_page_map

typedef zend_mm_bitset zend_mm_page_map[ZEND_MM_PAGE_MAP_LEN]

Definition at line 189 of file zend_alloc.c.

Function Documentation

◆ __zend_calloc()

ZEND_API void * __zend_calloc	(	size_t	nmemb,
		size_t len ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 3287 of file zend_alloc.c.

◆ __zend_free()

ZEND_API void __zend_free ( void *p ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC )

Definition at line 3306 of file zend_alloc.c.

◆ __zend_malloc()

ZEND_API void * __zend_malloc ( size_t len ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC )

Definition at line 3278 of file zend_alloc.c.

◆ __zend_realloc()

ZEND_API void * __zend_realloc	(	void *	p,
		size_t len ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 3297 of file zend_alloc.c.

◆ __zend_strdup()

ZEND_API char * __zend_strdup ( const char * s )

Definition at line 3312 of file zend_alloc.c.

◆ _ecalloc()

ZEND_API void *ZEND_FASTCALL _ecalloc	(	size_t	nmemb,
		size_t size ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2799 of file zend_alloc.c.

◆ _efree()

ZEND_API void ZEND_FASTCALL _efree ( void *ptr ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC )

Definition at line 2743 of file zend_alloc.c.

◆ _emalloc()

ZEND_API void *ZEND_FASTCALL _emalloc ( size_t size ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC )

Definition at line 2733 of file zend_alloc.c.

◆ _erealloc()

ZEND_API void *ZEND_FASTCALL _erealloc	(	void *	ptr,
		size_t size ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2754 of file zend_alloc.c.

◆ _erealloc2()

ZEND_API void *ZEND_FASTCALL _erealloc2	(	void *	ptr,
		size_t	size,
		size_t copy_size ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2764 of file zend_alloc.c.

◆ _estrdup()

ZEND_API char *ZEND_FASTCALL _estrdup ( const char *s ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC )

Definition at line 2809 of file zend_alloc.c.

◆ _estrndup()

ZEND_API char *ZEND_FASTCALL _estrndup	(	const char *	s,
		size_t length ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2823 of file zend_alloc.c.

◆ _safe_emalloc()

ZEND_API void *ZEND_FASTCALL _safe_emalloc	(	size_t	nmemb,
		size_t	size,
		size_t offset ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2779 of file zend_alloc.c.

◆ _safe_erealloc()

ZEND_API void *ZEND_FASTCALL _safe_erealloc	(	void *	ptr,
		size_t	nmemb,
		size_t	size,
		size_t offset ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2789 of file zend_alloc.c.

◆ _safe_malloc()

ZEND_API void *ZEND_FASTCALL _safe_malloc	(	size_t	nmemb,
		size_t	size,
		size_t	offset )

Definition at line 2784 of file zend_alloc.c.

◆ _safe_realloc()

ZEND_API void *ZEND_FASTCALL _safe_realloc	(	void *	ptr,
		size_t	nmemb,
		size_t	size,
		size_t	offset )

Definition at line 2794 of file zend_alloc.c.

◆ _zend_mem_block_size()

ZEND_API size_t ZEND_FASTCALL _zend_mem_block_size ( void *ptr ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC )

Definition at line 2774 of file zend_alloc.c.

◆ _zend_mm_alloc()

ZEND_API void *ZEND_FASTCALL _zend_mm_alloc	(	zend_mm_heap *	heap,
		size_t size ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2528 of file zend_alloc.c.

◆ _zend_mm_block_size()

ZEND_API size_t ZEND_FASTCALL _zend_mm_block_size	(	zend_mm_heap *	heap,
		void *ptr ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2548 of file zend_alloc.c.

◆ _zend_mm_free()

ZEND_API void ZEND_FASTCALL _zend_mm_free	(	zend_mm_heap *	heap,
		void *ptr ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2533 of file zend_alloc.c.

◆ _zend_mm_realloc()

void *ZEND_FASTCALL _zend_mm_realloc	(	zend_mm_heap *	heap,
		void *	ptr,
		size_t size ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2538 of file zend_alloc.c.

◆ _zend_mm_realloc2()

void *ZEND_FASTCALL _zend_mm_realloc2	(	zend_mm_heap *	heap,
		void *	ptr,
		size_t	size,
		size_t copy_size ZEND_FILE_LINE_DC	ZEND_FILE_LINE_ORIG_DC )

Definition at line 2543 of file zend_alloc.c.

◆ is_zend_mm()

ZEND_API bool is_zend_mm ( void )

Definition at line 2582 of file zend_alloc.c.

◆ is_zend_ptr()

ZEND_API bool is_zend_ptr ( const void * ptr )

Definition at line 2591 of file zend_alloc.c.

◆ shutdown_memory_manager()

ZEND_API void shutdown_memory_manager	(	bool	silent,
		bool	full_shutdown )

Definition at line 2922 of file zend_alloc.c.

◆ start_memory_manager()

ZEND_API void start_memory_manager ( void )

Definition at line 3069 of file zend_alloc.c.

◆ zend_alloc_in_memory_limit_error_reporting()

ZEND_API bool zend_alloc_in_memory_limit_error_reporting ( void )

Definition at line 2880 of file zend_alloc.c.

◆ zend_memory_peak_usage()

ZEND_API size_t zend_memory_peak_usage ( bool real_usage )

Definition at line 2902 of file zend_alloc.c.

◆ zend_memory_reset_peak_usage()

ZEND_API void zend_memory_reset_peak_usage ( void )

Definition at line 2914 of file zend_alloc.c.

◆ zend_memory_usage()

ZEND_API size_t zend_memory_usage ( bool real_usage )

Definition at line 2889 of file zend_alloc.c.

◆ zend_mm_gc()

ZEND_API size_t zend_mm_gc ( zend_mm_heap * heap )

Definition at line 2072 of file zend_alloc.c.

◆ zend_mm_get_custom_handlers()

ZEND_API void zend_mm_get_custom_handlers	(	zend_mm_heap *	heap,
		void (*	_malloc )(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void(**	_free )(void *ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void (*	_realloc )(void *, size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC) )

Definition at line 3141 of file zend_alloc.c.

◆ zend_mm_get_custom_handlers_ex()

ZEND_API void zend_mm_get_custom_handlers_ex	(	zend_mm_heap *	heap,
		void (*	_malloc )(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void(**	_free )(void *ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void (*	_realloc )(void *, size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		size_t(**	_gc )(void),
		void(**	_shutdown )(bool, bool) )

Definition at line 3151 of file zend_alloc.c.

◆ zend_mm_get_heap()

ZEND_API zend_mm_heap * zend_mm_get_heap ( void )

Definition at line 3094 of file zend_alloc.c.

◆ zend_mm_get_storage()

ZEND_API zend_mm_storage * zend_mm_get_storage ( zend_mm_heap * heap )

Definition at line 3191 of file zend_alloc.c.

◆ zend_mm_is_custom_heap()

ZEND_API bool zend_mm_is_custom_heap ( zend_mm_heap * new_heap )

Definition at line 3099 of file zend_alloc.c.

◆ zend_mm_set_custom_handlers()

ZEND_API void zend_mm_set_custom_handlers	(	zend_mm_heap *	heap,
		void (	_malloc )(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void(*	_free )(void *ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void (	_realloc )(void *, size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC) )

Definition at line 3108 of file zend_alloc.c.

◆ zend_mm_set_custom_handlers_ex()

ZEND_API void zend_mm_set_custom_handlers_ex	(	zend_mm_heap *	heap,
		void (	_malloc )(size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void(*	_free )(void *ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		void (	_realloc )(void *, size_t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC),
		size_t(*	_gc )(void),
		void(*	_shutdown )(bool, bool) )

Definition at line 3118 of file zend_alloc.c.

◆ zend_mm_set_heap()

ZEND_API zend_mm_heap * zend_mm_set_heap ( zend_mm_heap * new_heap )

Definition at line 3085 of file zend_alloc.c.

◆ zend_mm_shutdown()

ZEND_API void zend_mm_shutdown	(	zend_mm_heap *	heap,
		bool	full,
		bool	silent )

Definition at line 2394 of file zend_alloc.c.

◆ zend_mm_startup()

ZEND_API zend_mm_heap * zend_mm_startup ( void )

Definition at line 3200 of file zend_alloc.c.

◆ zend_mm_startup_ex()

ZEND_API zend_mm_heap * zend_mm_startup_ex	(	const zend_mm_handlers *	handlers,
		void *	data,
		size_t	data_size )

Definition at line 3205 of file zend_alloc.c.

◆ zend_set_memory_limit()

ZEND_API zend_result zend_set_memory_limit ( size_t memory_limit )

Definition at line 2856 of file zend_alloc.c.

◆ zend_strndup()

ZEND_API char *ZEND_FASTCALL zend_strndup	(	const char *	s,
		size_t	length )

Definition at line 2838 of file zend_alloc.c.

Data Structures

Macros

Typedefs

Functions

Macro Definition Documentation

◆ _BIN_DATA_ELEMENTS

◆ _BIN_DATA_PAGES

◆ _BIN_DATA_SIZE

◆ AG

◆ BSWAPPTR

◆ MAP_FAILED

◆ MAP_POPULATE

◆ REAL_PAGE_SIZE

◆ ZEND_MM_ALIGNED_BASE

◆ ZEND_MM_ALIGNED_OFFSET

◆ ZEND_MM_BINS

◆ ZEND_MM_BITSET_LEN

◆ ZEND_MM_CHECK

◆ ZEND_MM_CUSTOM

◆ ZEND_MM_ERROR

◆ ZEND_MM_FD

◆ ZEND_MM_FREE_SLOT_PTR_SHADOW

◆ ZEND_MM_FRUN

◆ ZEND_MM_HEAP_PROTECTION

◆ ZEND_MM_IS_FRUN

◆ ZEND_MM_IS_LRUN

◆ ZEND_MM_IS_SRUN

◆ ZEND_MM_LIMIT

◆ ZEND_MM_LRUN

◆ ZEND_MM_LRUN_PAGES

◆ ZEND_MM_LRUN_PAGES_MASK

◆ ZEND_MM_LRUN_PAGES_OFFSET

◆ ZEND_MM_MIN_USEABLE_BIN_SIZE

◆ ZEND_MM_NRUN

◆ ZEND_MM_NRUN_OFFSET

◆ ZEND_MM_NRUN_OFFSET_MASK

◆ ZEND_MM_NRUN_OFFSET_OFFSET

◆ ZEND_MM_PAGE_ADDR

◆ ZEND_MM_PAGE_MAP_LEN

◆ ZEND_MM_SIZE_TO_NUM

◆ ZEND_MM_SMALL_SIZE_TO_BIN

◆ ZEND_MM_SRUN

◆ ZEND_MM_SRUN_BIN_NUM

◆ ZEND_MM_SRUN_BIN_NUM_MASK

◆ ZEND_MM_SRUN_BIN_NUM_OFFSET

◆ ZEND_MM_SRUN_EX

◆ ZEND_MM_SRUN_FREE_COUNTER

◆ ZEND_MM_SRUN_FREE_COUNTER_MASK

◆ ZEND_MM_SRUN_FREE_COUNTER_OFFSET

◆ ZEND_MM_STAT

◆ ZEND_MM_STORAGE

Typedef Documentation

◆ zend_alloc_globals

◆ zend_mm_bin

◆ zend_mm_bitset

◆ zend_mm_chunk

◆ zend_mm_free_slot

◆ zend_mm_huge_list

◆ zend_mm_page

◆ zend_mm_page_info

◆ zend_mm_page_map

Function Documentation

◆ __zend_calloc()

◆ __zend_free()

◆ __zend_malloc()

◆ __zend_realloc()

◆ __zend_strdup()

◆ _ecalloc()

◆ _efree()

◆ _emalloc()

◆ _erealloc()

◆ _erealloc2()

◆ _estrdup()

◆ _estrndup()

◆ _safe_emalloc()

◆ _safe_erealloc()

◆ _safe_malloc()

◆ _safe_realloc()

◆ _zend_mem_block_size()

◆ _zend_mm_alloc()