php-src/Zend/zend_extensions.h
2022-03-01 14:54:09 +01:00

158 lines
6.1 KiB
C

/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) Zend Technologies Ltd. (http://www.zend.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 2.00 of the Zend 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.zend.com/license/2_00.txt. |
| If you did not receive a copy of the Zend license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@zend.com so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@php.net> |
| Zeev Suraski <zeev@php.net> |
+----------------------------------------------------------------------+
*/
#ifndef ZEND_EXTENSIONS_H
#define ZEND_EXTENSIONS_H
#include "zend_compile.h"
#include "zend_build.h"
/*
The constants below are derived from ext/opcache/ZendAccelerator.h
You can use the following macro to check the extension API version for compatibilities:
#define ZEND_EXTENSION_API_NO_5_0_X 220040412
#define ZEND_EXTENSION_API_NO_5_1_X 220051025
#define ZEND_EXTENSION_API_NO_5_2_X 220060519
#define ZEND_EXTENSION_API_NO_5_3_X 220090626
#define ZEND_EXTENSION_API_NO_5_4_X 220100525
#define ZEND_EXTENSION_API_NO_5_5_X 220121212
#define ZEND_EXTENSION_API_NO_5_6_X 220131226
#define ZEND_EXTENSION_API_NO_7_0_X 320151012
#if ZEND_EXTENSION_API_NO < ZEND_EXTENSION_API_NO_5_5_X
// do something for php versions lower than 5.5.x
#endif
*/
/* The first number is the engine version and the rest is the date (YYYYMMDD).
* This way engine 2/3 API no. is always greater than engine 1 API no.. */
#define ZEND_EXTENSION_API_NO 420210902
typedef struct _zend_extension_version_info {
int zend_extension_api_no;
const char *build_id;
} zend_extension_version_info;
#define ZEND_EXTENSION_BUILD_ID "API" ZEND_TOSTR(ZEND_EXTENSION_API_NO) ZEND_BUILD_TS ZEND_BUILD_DEBUG ZEND_BUILD_SYSTEM ZEND_BUILD_EXTRA
typedef struct _zend_extension zend_extension;
/* Typedef's for zend_extension function pointers */
typedef int (*startup_func_t)(zend_extension *extension);
typedef void (*shutdown_func_t)(zend_extension *extension);
typedef void (*activate_func_t)(void);
typedef void (*deactivate_func_t)(void);
typedef void (*message_handler_func_t)(int message, void *arg);
typedef void (*op_array_handler_func_t)(zend_op_array *op_array);
typedef void (*statement_handler_func_t)(zend_execute_data *frame);
typedef void (*fcall_begin_handler_func_t)(zend_execute_data *frame);
typedef void (*fcall_end_handler_func_t)(zend_execute_data *frame);
typedef void (*op_array_ctor_func_t)(zend_op_array *op_array);
typedef void (*op_array_dtor_func_t)(zend_op_array *op_array);
typedef size_t (*op_array_persist_calc_func_t)(zend_op_array *op_array);
typedef size_t (*op_array_persist_func_t)(zend_op_array *op_array, void *mem);
struct _zend_extension {
const char *name;
const char *version;
const char *author;
const char *URL;
const char *copyright;
startup_func_t startup;
shutdown_func_t shutdown;
activate_func_t activate;
deactivate_func_t deactivate;
message_handler_func_t message_handler;
op_array_handler_func_t op_array_handler;
statement_handler_func_t statement_handler;
fcall_begin_handler_func_t fcall_begin_handler;
fcall_end_handler_func_t fcall_end_handler;
op_array_ctor_func_t op_array_ctor;
op_array_dtor_func_t op_array_dtor;
int (*api_no_check)(int api_no);
int (*build_id_check)(const char* build_id);
op_array_persist_calc_func_t op_array_persist_calc;
op_array_persist_func_t op_array_persist;
void *reserved5;
void *reserved6;
void *reserved7;
void *reserved8;
DL_HANDLE handle;
int resource_number;
};
BEGIN_EXTERN_C()
extern ZEND_API int zend_op_array_extension_handles;
ZEND_API int zend_get_resource_handle(const char *module_name);
ZEND_API int zend_get_op_array_extension_handle(const char *module_name);
ZEND_API int zend_get_op_array_extension_handles(const char *module_name, int handles);
ZEND_API void zend_extension_dispatch_message(int message, void *arg);
END_EXTERN_C()
#define ZEND_EXTMSG_NEW_EXTENSION 1
#define ZEND_EXTENSION() \
ZEND_EXT_API zend_extension_version_info extension_version_info = { ZEND_EXTENSION_API_NO, ZEND_EXTENSION_BUILD_ID }
#define STANDARD_ZEND_EXTENSION_PROPERTIES NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, -1
#define COMPAT_ZEND_EXTENSION_PROPERTIES NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, -1
#define BUILD_COMPAT_ZEND_EXTENSION_PROPERTIES NULL, NULL, NULL, NULL, NULL, NULL, NULL, -1
ZEND_API extern zend_llist zend_extensions;
ZEND_API extern uint32_t zend_extension_flags;
#define ZEND_EXTENSIONS_HAVE_OP_ARRAY_CTOR (1<<0)
#define ZEND_EXTENSIONS_HAVE_OP_ARRAY_DTOR (1<<1)
#define ZEND_EXTENSIONS_HAVE_OP_ARRAY_HANDLER (1<<2)
#define ZEND_EXTENSIONS_HAVE_OP_ARRAY_PERSIST_CALC (1<<3)
#define ZEND_EXTENSIONS_HAVE_OP_ARRAY_PERSIST (1<<4)
void zend_extension_dtor(zend_extension *extension);
ZEND_API void zend_append_version_info(const zend_extension *extension);
void zend_startup_extensions_mechanism(void);
void zend_startup_extensions(void);
void zend_shutdown_extensions(void);
BEGIN_EXTERN_C()
ZEND_API zend_result zend_load_extension(const char *path);
ZEND_API zend_result zend_load_extension_handle(DL_HANDLE handle, const char *path);
ZEND_API void zend_register_extension(zend_extension *new_extension, DL_HANDLE handle);
ZEND_API zend_extension *zend_get_extension(const char *extension_name);
ZEND_API size_t zend_extensions_op_array_persist_calc(zend_op_array *op_array);
ZEND_API size_t zend_extensions_op_array_persist(zend_op_array *op_array, void *mem);
END_EXTERN_C()
#endif /* ZEND_EXTENSIONS_H */