XCache is a fast, stable PHP opcode cacher that has been proven and is now running on production servers under high load. https://xcache.lighttpd.net/
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#ifdef TEST
#include <limits.h>
#include <stdio.h>
#else
#include <php.h>
#endif
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "xc_shm.h"
struct _xc_shm_scheme_t {
const char *name;
const xc_shm_handlers_t *handlers;
};
static xc_shm_scheme_t xc_shm_schemes[10];
void xc_shm_init_modules() /* {{{ */
{
extern void xc_shm_mem_init();
#ifdef HAVE_XCACHE_TEST
extern void xc_shm_malloc_register();
#endif
extern void xc_shm_mmap_register();
memset(xc_shm_schemes, 0, sizeof(xc_shm_schemes));
xc_shm_mem_init();
#ifdef HAVE_XCACHE_TEST
xc_shm_malloc_register();
#endif
xc_shm_mmap_register();
}
/* }}} */
int xc_shm_scheme_register(const char *name, const xc_shm_handlers_t *handlers) /* {{{ */
{
int i;
for (i = 0; i < 10; i ++) {
if (!xc_shm_schemes[i].name) {
xc_shm_schemes[i].name = name;
xc_shm_schemes[i].handlers = handlers;
return 1;
}
}
return 0;
}
/* }}} */
const xc_shm_handlers_t *xc_shm_scheme_find(const char *name) /* {{{ */
{
int i;
for (i = 0; i < 10 && xc_shm_schemes[i].name; i ++) {
if (strcmp(xc_shm_schemes[i].name, name) == 0) {
return xc_shm_schemes[i].handlers;
}
}
return NULL;
}
/* }}} */
xc_shm_scheme_t *xc_shm_scheme_first() /* {{{ */
{
return xc_shm_schemes;
}
/* }}} */
xc_shm_scheme_t *xc_shm_scheme_next(xc_shm_scheme_t *scheme) /* {{{ */
{
scheme ++;
return scheme->name ? scheme : NULL;
}
/* }}} */
const char *xc_shm_scheme_name(xc_shm_scheme_t *scheme) /* {{{ */
{
assert(scheme);
return scheme->name;
}
/* }}} */
xc_shm_t *xc_shm_init(const char *type, xc_shmsize_t size, int readonly_protection, const void *arg1, const void *arg2) /* {{{ */
{
const xc_shm_handlers_t *handlers = xc_shm_scheme_find(type);
if (handlers) {
xc_shm_t *shm = handlers->init(size, readonly_protection, arg1, arg2);
if (shm) {
shm->handlers = handlers;
}
return shm;
}
return NULL;
}
/* }}} */
void xc_shm_destroy(xc_shm_t *shm) /* {{{ */
{
shm->handlers->destroy(shm);
}
/* }}} */