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Name	Size	Permission	Date
.libs	[ DIR ]	drwxr-xr-x	2024-03-12 14:21
Optimizer	[ DIR ]	drwxrwxr-x	2024-03-12 14:21
tests	[ DIR ]	drwxrwxr-x	2022-10-31 11:36
CREDITS	83 B	-rw-rw-r--	2022-10-31 11:36
ZendAccelerator.c	143.96 KB	-rw-rw-r--	2022-10-31 11:36
ZendAccelerator.h	10.74 KB	-rw-rw-r--	2022-10-31 11:36
ZendAccelerator.lo	348 B	-rw-r--r--	2024-03-12 14:20
ZendAccelerator.o	434.07 KB	-rw-r--r--	2024-03-12 14:20
config.m4	5.55 KB	-rw-rw-r--	2022-10-31 11:36
config.w32	952 B	-rw-rw-r--	2022-10-31 11:36
opcache.la	800 B	-rw-r--r--	2024-03-12 14:21
shared_alloc_mmap.c	3.45 KB	-rw-rw-r--	2022-10-31 11:36
shared_alloc_mmap.lo	354 B	-rw-r--r--	2024-03-12 14:20
shared_alloc_mmap.o	60.89 KB	-rw-r--r--	2024-03-12 14:20
shared_alloc_posix.c	3.43 KB	-rw-rw-r--	2022-10-31 11:36
shared_alloc_posix.lo	357 B	-rw-r--r--	2024-03-12 14:20
shared_alloc_posix.o	62.87 KB	-rw-r--r--	2024-03-12 14:20
shared_alloc_shm.c	4.66 KB	-rw-rw-r--	2022-10-31 11:36
shared_alloc_shm.lo	351 B	-rw-r--r--	2024-03-12 14:20
shared_alloc_shm.o	64.22 KB	-rw-r--r--	2024-03-12 14:20
shared_alloc_win32.c	12.15 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_blacklist.c	9.98 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_blacklist.h	2.32 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_blacklist.lo	381 B	-rw-r--r--	2024-03-12 14:20
zend_accelerator_blacklist.o	100.31 KB	-rw-r--r--	2024-03-12 14:20
zend_accelerator_debug.c	2.88 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_debug.h	1.69 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_debug.lo	369 B	-rw-r--r--	2024-03-12 14:20
zend_accelerator_debug.o	63.79 KB	-rw-r--r--	2024-03-12 14:20
zend_accelerator_hash.c	7.61 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_hash.h	4.13 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_hash.lo	366 B	-rw-r--r--	2024-03-12 14:20
zend_accelerator_hash.o	78.8 KB	-rw-r--r--	2024-03-12 14:20
zend_accelerator_module.c	36.89 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_module.h	1.53 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_module.lo	372 B	-rw-r--r--	2024-03-12 14:20
zend_accelerator_module.o	180.41 KB	-rw-r--r--	2024-03-12 14:20
zend_accelerator_util_funcs.c	28.33 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_util_funcs.h	2.16 KB	-rw-rw-r--	2022-10-31 11:36
zend_accelerator_util_funcs.lo	384 B	-rw-r--r--	2024-03-12 14:20
zend_accelerator_util_funcs.o	106.78 KB	-rw-r--r--	2024-03-12 14:20
zend_file_cache.c	49.41 KB	-rw-rw-r--	2022-10-31 11:36
zend_file_cache.h	1.42 KB	-rw-rw-r--	2022-10-31 11:36
zend_file_cache.lo	348 B	-rw-r--r--	2024-03-12 14:20
zend_file_cache.o	179.37 KB	-rw-r--r--	2024-03-12 14:20
zend_persist.c	35.42 KB	-rw-rw-r--	2022-10-31 11:36
zend_persist.h	1.74 KB	-rw-rw-r--	2022-10-31 11:36
zend_persist.lo	339 B	-rw-r--r--	2024-03-12 14:20
zend_persist.o	184.55 KB	-rw-r--r--	2024-03-12 14:20
zend_persist_calc.c	16.68 KB	-rw-rw-r--	2022-10-31 11:36
zend_persist_calc.lo	354 B	-rw-r--r--	2024-03-12 14:20
zend_persist_calc.o	106.17 KB	-rw-r--r--	2024-03-12 14:20
zend_shared_alloc.c	17 KB	-rw-rw-r--	2022-10-31 11:36
zend_shared_alloc.h	6.6 KB	-rw-rw-r--	2022-10-31 11:36
zend_shared_alloc.lo	354 B	-rw-r--r--	2024-03-12 14:20
zend_shared_alloc.o	105.86 KB	-rw-r--r--	2024-03-12 14:20

Rename

/*
   +----------------------------------------------------------------------+
   | Zend OPcache                                                         |
   +----------------------------------------------------------------------+
   | Copyright (c) The PHP Group                                          |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Andi Gutmans <andi@php.net>                                 |
   |          Zeev Suraski <zeev@php.net>                                 |
   |          Stanislav Malyshev <stas@zend.com>                          |
   |          Dmitry Stogov <dmitry@php.net>                              |
   +----------------------------------------------------------------------+
*/

#include "zend_shared_alloc.h"

#ifdef USE_SHM_OPEN

#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <unistd.h>
#include <stdlib.h>

typedef struct  {
    zend_shared_segment common;
    int shm_fd;
} zend_shared_segment_posix;

static int create_segments(size_t requested_size, zend_shared_segment_posix ***shared_segments_p, int *shared_segments_count, char **error_in)
{
	zend_shared_segment_posix *shared_segment;
	char shared_segment_name[sizeof("/ZendAccelerator.") + 20];

*shared_segments_count = 1;
	*shared_segments_p = (zend_shared_segment_posix **) calloc(1, sizeof(zend_shared_segment_posix) + sizeof(void *));
	if (!*shared_segments_p) {
		*error_in = "calloc";
		return ALLOC_FAILURE;
	}
	shared_segment = (zend_shared_segment_posix *)((char *)(*shared_segments_p) + sizeof(void *));
	(*shared_segments_p)[0] = shared_segment;

sprintf(shared_segment_name, "/ZendAccelerator.%d", getpid());
	shared_segment->shm_fd = shm_open(shared_segment_name, O_RDWR|O_CREAT|O_TRUNC, 0600);
	if (shared_segment->shm_fd == -1) {
		*error_in = "shm_open";
		return ALLOC_FAILURE;
	}

if (ftruncate(shared_segment->shm_fd, requested_size) != 0) {
		*error_in = "ftruncate";
		shm_unlink(shared_segment_name);
		return ALLOC_FAILURE;
	}

shared_segment->common.p = mmap(0, requested_size, PROT_READ | PROT_WRITE, MAP_SHARED, shared_segment->shm_fd, 0);
	if (shared_segment->common.p == MAP_FAILED) {
		*error_in = "mmap";
		shm_unlink(shared_segment_name);
		return ALLOC_FAILURE;
	}
	shm_unlink(shared_segment_name);

shared_segment->common.pos = 0;
	shared_segment->common.size = requested_size;

return ALLOC_SUCCESS;
}

static int detach_segment(zend_shared_segment_posix *shared_segment)
{
	munmap(shared_segment->common.p, shared_segment->common.size);
	close(shared_segment->shm_fd);
	return 0;
}

static size_t segment_type_size(void)
{
	return sizeof(zend_shared_segment_posix);
}

zend_shared_memory_handlers zend_alloc_posix_handlers = {
	(create_segments_t)create_segments,
	(detach_segment_t)detach_segment,
	segment_type_size
};

#endif /* USE_SHM_OPEN */