zend_shared_alloc.c File Reference

#include <errno.h>
#include "ZendAccelerator.h"
#include "zend_shared_alloc.h"
#include <fcntl.h>
#include <sys/types.h>
#include <signal.h>
#include <sys/stat.h>
#include <stdio.h>

Go to the source code of this file.

Macros
#define	SEM_FILENAME_PREFIX   ".ZendSem."
#define	S_H(s)
#define	MIN_FREE_MEMORY   64*1024
#define	SHARED_ALLOC_FAILED()

Functions
void	zend_shared_alloc_create_lock (char *lockfile_path)
int	zend_shared_alloc_startup (size_t requested_size, size_t reserved_size)
void	zend_shared_alloc_shutdown (void)
void *	zend_shared_alloc (size_t size)
int	zend_shared_memdup_size (void *source, size_t size)
void *	zend_shared_memdup_get_put_free (void *source, size_t size)
void *	zend_shared_memdup_put_free (void *source, size_t size)
void *	zend_shared_memdup_free (void *source, size_t size)
void *	zend_shared_memdup_get_put (void *source, size_t size)
void *	zend_shared_memdup_put (void *source, size_t size)
void *	zend_shared_memdup (void *source, size_t size)
void	zend_shared_alloc_safe_unlock (void)
void	zend_shared_alloc_lock (void)
void	zend_shared_alloc_unlock (void)
void	zend_shared_alloc_init_xlat_table (void)
void	zend_shared_alloc_destroy_xlat_table (void)
void	zend_shared_alloc_clear_xlat_table (void)
uint32_t	zend_shared_alloc_checkpoint_xlat_table (void)
void	zend_shared_alloc_restore_xlat_table (uint32_t checkpoint)
void	zend_shared_alloc_register_xlat_entry (const void *key_pointer, const void *value)
void *	zend_shared_alloc_get_xlat_entry (const void *key_pointer)
size_t	zend_shared_alloc_get_free_memory (void)
void	zend_shared_alloc_save_state (void)
void	zend_shared_alloc_restore_state (void)
const char *	zend_accel_get_shared_model (void)
void	zend_accel_shared_protect (bool protected)
bool	zend_accel_in_shm (void *ptr)

Variables
ZEND_EXT_API zend_smm_shared_globals *	smm_shared_globals
int	lock_file = -1

Macro Definition Documentation

MIN_FREE_MEMORY

#define MIN_FREE_MEMORY   64*1024

Definition at line 358 of file zend_shared_alloc.c.

S_H

#define S_H

(

s

)

Value:

g_shared_alloc_handler->s

Definition at line 48 of file zend_shared_alloc.c.

SEM_FILENAME_PREFIX

#define SEM_FILENAME_PREFIX   ".ZendSem."

Definition at line 47 of file zend_shared_alloc.c.

SHARED_ALLOC_FAILED

#define SHARED_ALLOC_FAILED

(

)

Value:

        do {        \
        zend_accel_error(ACCEL_LOG_WARNING, "Not enough free shared space to allocate %zu bytes (%zu bytes free)", size, ZSMMG(shared_free)); \
        if (zend_shared_alloc_get_largest_free_block() < MIN_FREE_MEMORY) { \
            ZSMMG(memory_exhausted) = 1; \
        } \
    } while (0)

Definition at line 360 of file zend_shared_alloc.c.

Function Documentation

zend_accel_get_shared_model()

const char * zend_accel_get_shared_model

(

void

)

Definition at line 621 of file zend_shared_alloc.c.

zend_accel_in_shm()

bool zend_accel_in_shm

(

void *

ptr

)

Definition at line 658 of file zend_shared_alloc.c.

zend_accel_shared_protect()

void zend_accel_shared_protect

(

bool

protected

)

Memory write protection

Parameters

protected

true to protect shared memory (read-only), false to unprotect shared memory (writable)

Definition at line 626 of file zend_shared_alloc.c.

zend_shared_alloc()

void * zend_shared_alloc

(

size_t

size

)

Definition at line 367 of file zend_shared_alloc.c.

zend_shared_alloc_checkpoint_xlat_table()

uint32_t zend_shared_alloc_checkpoint_xlat_table

(

void

)

Definition at line 564 of file zend_shared_alloc.c.

zend_shared_alloc_clear_xlat_table()

void zend_shared_alloc_clear_xlat_table

(

void

)

Definition at line 559 of file zend_shared_alloc.c.

zend_shared_alloc_create_lock()

void zend_shared_alloc_create_lock

(

char *

lockfile_path

)

Definition at line 83 of file zend_shared_alloc.c.

zend_shared_alloc_destroy_xlat_table()

void zend_shared_alloc_destroy_xlat_table

(

void

)

Definition at line 553 of file zend_shared_alloc.c.

zend_shared_alloc_get_free_memory()

size_t zend_shared_alloc_get_free_memory

(

void

)

Definition at line 594 of file zend_shared_alloc.c.

zend_shared_alloc_get_xlat_entry()

void * zend_shared_alloc_get_xlat_entry

(

const void *

key_pointer

)

Definition at line 582 of file zend_shared_alloc.c.

zend_shared_alloc_init_xlat_table()

void zend_shared_alloc_init_xlat_table

(

void

)

Definition at line 547 of file zend_shared_alloc.c.

zend_shared_alloc_lock()

void zend_shared_alloc_lock

(

void

)

Definition at line 481 of file zend_shared_alloc.c.

zend_shared_alloc_register_xlat_entry()

void zend_shared_alloc_register_xlat_entry	(	const void *	key_pointer,
		const void *	value )

Definition at line 574 of file zend_shared_alloc.c.

zend_shared_alloc_restore_state()

void zend_shared_alloc_restore_state

(

void

)

Definition at line 609 of file zend_shared_alloc.c.

zend_shared_alloc_restore_xlat_table()

void zend_shared_alloc_restore_xlat_table

(

uint32_t

checkpoint

)

Definition at line 569 of file zend_shared_alloc.c.

zend_shared_alloc_safe_unlock()

void zend_shared_alloc_safe_unlock

(

void

)

Definition at line 474 of file zend_shared_alloc.c.

zend_shared_alloc_save_state()

void zend_shared_alloc_save_state

(

void

)

Definition at line 599 of file zend_shared_alloc.c.

zend_shared_alloc_shutdown()

void zend_shared_alloc_shutdown

(

void

)

Definition at line 307 of file zend_shared_alloc.c.

zend_shared_alloc_startup()

int zend_shared_alloc_startup	(	size_t	requested_size,
		size_t	reserved_size )

Definition at line 177 of file zend_shared_alloc.c.

zend_shared_alloc_unlock()

void zend_shared_alloc_unlock

(

void

)

Definition at line 520 of file zend_shared_alloc.c.

zend_shared_memdup()

void * zend_shared_memdup	(	void *	source,
		size_t	size )

Definition at line 469 of file zend_shared_alloc.c.

zend_shared_memdup_free()

void * zend_shared_memdup_free	(	void *	source,
		size_t	size )

Definition at line 454 of file zend_shared_alloc.c.

zend_shared_memdup_get_put()

void * zend_shared_memdup_get_put	(	void *	source,
		size_t	size )

Definition at line 459 of file zend_shared_alloc.c.

zend_shared_memdup_get_put_free()

void * zend_shared_memdup_get_put_free	(	void *	source,
		size_t	size )

Definition at line 444 of file zend_shared_alloc.c.

zend_shared_memdup_put()

void * zend_shared_memdup_put	(	void *	source,
		size_t	size )

Definition at line 464 of file zend_shared_alloc.c.

zend_shared_memdup_put_free()

void * zend_shared_memdup_put_free	(	void *	source,
		size_t	size )

Definition at line 449 of file zend_shared_alloc.c.

zend_shared_memdup_size()

int zend_shared_memdup_size	(	void *	source,
		size_t	size )

Definition at line 401 of file zend_shared_alloc.c.

Variable Documentation

lock_file

int lock_file = -1

Definition at line 62 of file zend_shared_alloc.c.

smm_shared_globals

ZEND_EXT_API zend_smm_shared_globals* smm_shared_globals

Definition at line 56 of file zend_shared_alloc.c.