mirror of
https://github.com/php/php-src.git
synced 2026-04-28 18:53:33 +02:00
Peter Kokot
ce65d2354c
TSRM configuration header file was once created by separate autoconf build system for TSRM and is with the current code not directly needed like this anymore.
234 lines
7.0 KiB
C++
234 lines
7.0 KiB
C++
/*
|
|
+----------------------------------------------------------------------+
|
|
| Thread Safe Resource Manager |
|
|
+----------------------------------------------------------------------+
|
|
| Copyright (c) 1999-2011, Andi Gutmans, Sascha Schumann, Zeev Suraski |
|
|
| This source file is subject to the TSRM license, that is bundled |
|
|
| with this package in the file LICENSE |
|
|
+----------------------------------------------------------------------+
|
|
| Authors: Zeev Suraski <zeev@php.net> |
|
|
+----------------------------------------------------------------------+
|
|
*/
|
|
|
|
#ifndef TSRM_H
|
|
#define TSRM_H
|
|
|
|
#if !defined(__CYGWIN__) && defined(WIN32)
|
|
# define TSRM_WIN32
|
|
# include "tsrm_config.w32.h"
|
|
#else
|
|
# include "main/php_config.h"
|
|
#endif
|
|
|
|
#include "main/php_stdint.h"
|
|
|
|
#ifdef TSRM_WIN32
|
|
# ifdef TSRM_EXPORTS
|
|
# define TSRM_API __declspec(dllexport)
|
|
# else
|
|
# define TSRM_API __declspec(dllimport)
|
|
# endif
|
|
#elif defined(__GNUC__) && __GNUC__ >= 4
|
|
# define TSRM_API __attribute__ ((visibility("default")))
|
|
#else
|
|
# define TSRM_API
|
|
#endif
|
|
|
|
typedef intptr_t tsrm_intptr_t;
|
|
typedef uintptr_t tsrm_uintptr_t;
|
|
|
|
/* Only compile multi-threading functions if we're in ZTS mode */
|
|
#ifdef ZTS
|
|
|
|
#ifdef TSRM_WIN32
|
|
# ifndef TSRM_INCLUDE_FULL_WINDOWS_HEADERS
|
|
# define WIN32_LEAN_AND_MEAN
|
|
# endif
|
|
# include <windows.h>
|
|
# include <shellapi.h>
|
|
#elif defined(GNUPTH)
|
|
# include <pth.h>
|
|
#elif defined(PTHREADS)
|
|
# include <pthread.h>
|
|
#elif defined(TSRM_ST)
|
|
# include <st.h>
|
|
#elif defined(BETHREADS)
|
|
#include <kernel/OS.h>
|
|
#include <TLS.h>
|
|
#endif
|
|
|
|
#if SIZEOF_SIZE_T == 4
|
|
# define TSRM_ALIGNED_SIZE(size) \
|
|
(((size) + INT32_C(15)) & ~INT32_C(15))
|
|
#else
|
|
# define TSRM_ALIGNED_SIZE(size) \
|
|
(((size) + INT64_C(15)) & ~INT64_C(15))
|
|
#endif
|
|
|
|
typedef int ts_rsrc_id;
|
|
|
|
/* Define THREAD_T and MUTEX_T */
|
|
#ifdef TSRM_WIN32
|
|
# define THREAD_T DWORD
|
|
# define MUTEX_T CRITICAL_SECTION *
|
|
#elif defined(GNUPTH)
|
|
# define THREAD_T pth_t
|
|
# define MUTEX_T pth_mutex_t *
|
|
#elif defined(PTHREADS)
|
|
# define THREAD_T pthread_t
|
|
# define MUTEX_T pthread_mutex_t *
|
|
#elif defined(TSRM_ST)
|
|
# define THREAD_T st_thread_t
|
|
# define MUTEX_T st_mutex_t
|
|
#endif
|
|
|
|
#include <signal.h>
|
|
|
|
typedef void (*ts_allocate_ctor)(void *);
|
|
typedef void (*ts_allocate_dtor)(void *);
|
|
|
|
#define THREAD_HASH_OF(thr,ts) (unsigned long)thr%(unsigned long)ts
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* startup/shutdown */
|
|
TSRM_API int tsrm_startup(int expected_threads, int expected_resources, int debug_level, char *debug_filename);
|
|
TSRM_API void tsrm_shutdown(void);
|
|
|
|
/* environ lock API */
|
|
TSRM_API void tsrm_env_lock();
|
|
TSRM_API void tsrm_env_unlock();
|
|
|
|
/* allocates a new thread-safe-resource id */
|
|
TSRM_API ts_rsrc_id ts_allocate_id(ts_rsrc_id *rsrc_id, size_t size, ts_allocate_ctor ctor, ts_allocate_dtor dtor);
|
|
|
|
/* Fast resource in reserved (pre-allocated) space */
|
|
TSRM_API void tsrm_reserve(size_t size);
|
|
TSRM_API ts_rsrc_id ts_allocate_fast_id(ts_rsrc_id *rsrc_id, size_t *offset, size_t size, ts_allocate_ctor ctor, ts_allocate_dtor dtor);
|
|
|
|
/* fetches the requested resource for the current thread */
|
|
TSRM_API void *ts_resource_ex(ts_rsrc_id id, THREAD_T *th_id);
|
|
#define ts_resource(id) ts_resource_ex(id, NULL)
|
|
|
|
/* frees all resources allocated for the current thread */
|
|
TSRM_API void ts_free_thread(void);
|
|
|
|
/* frees all resources allocated for all threads except current */
|
|
void ts_free_worker_threads(void);
|
|
|
|
/* deallocates all occurrences of a given id */
|
|
TSRM_API void ts_free_id(ts_rsrc_id id);
|
|
|
|
|
|
/* Debug support */
|
|
#define TSRM_ERROR_LEVEL_ERROR 1
|
|
#define TSRM_ERROR_LEVEL_CORE 2
|
|
#define TSRM_ERROR_LEVEL_INFO 3
|
|
|
|
typedef void (*tsrm_thread_begin_func_t)(THREAD_T thread_id);
|
|
typedef void (*tsrm_thread_end_func_t)(THREAD_T thread_id);
|
|
typedef void (*tsrm_shutdown_func_t)(void);
|
|
|
|
|
|
TSRM_API int tsrm_error(int level, const char *format, ...);
|
|
TSRM_API void tsrm_error_set(int level, char *debug_filename);
|
|
|
|
/* utility functions */
|
|
TSRM_API THREAD_T tsrm_thread_id(void);
|
|
TSRM_API MUTEX_T tsrm_mutex_alloc(void);
|
|
TSRM_API void tsrm_mutex_free(MUTEX_T mutexp);
|
|
TSRM_API int tsrm_mutex_lock(MUTEX_T mutexp);
|
|
TSRM_API int tsrm_mutex_unlock(MUTEX_T mutexp);
|
|
#ifdef HAVE_SIGPROCMASK
|
|
TSRM_API int tsrm_sigmask(int how, const sigset_t *set, sigset_t *oldset);
|
|
#endif
|
|
|
|
TSRM_API void *tsrm_set_new_thread_begin_handler(tsrm_thread_begin_func_t new_thread_begin_handler);
|
|
TSRM_API void *tsrm_set_new_thread_end_handler(tsrm_thread_end_func_t new_thread_end_handler);
|
|
TSRM_API void *tsrm_set_shutdown_handler(tsrm_shutdown_func_t shutdown_handler);
|
|
|
|
/* these 3 APIs should only be used by people that fully understand the threading model
|
|
* used by PHP/Zend and the selected SAPI. */
|
|
TSRM_API void *tsrm_new_interpreter_context(void);
|
|
TSRM_API void *tsrm_set_interpreter_context(void *new_ctx);
|
|
TSRM_API void tsrm_free_interpreter_context(void *context);
|
|
|
|
TSRM_API void *tsrm_get_ls_cache(void);
|
|
TSRM_API uint8_t tsrm_is_main_thread(void);
|
|
TSRM_API const char *tsrm_api_name(void);
|
|
|
|
#if defined(__cplusplus) && __cplusplus > 199711L
|
|
# define TSRM_TLS thread_local
|
|
#else
|
|
# ifdef TSRM_WIN32
|
|
# define TSRM_TLS __declspec(thread)
|
|
# else
|
|
# define TSRM_TLS __thread
|
|
# endif
|
|
#endif
|
|
|
|
#define TSRM_SHUFFLE_RSRC_ID(rsrc_id) ((rsrc_id)+1)
|
|
#define TSRM_UNSHUFFLE_RSRC_ID(rsrc_id) ((rsrc_id)-1)
|
|
|
|
#define TSRMLS_FETCH_FROM_CTX(ctx) void ***tsrm_ls = (void ***) ctx
|
|
#define TSRMLS_SET_CTX(ctx) ctx = (void ***) tsrm_get_ls_cache()
|
|
#define TSRMG(id, type, element) (TSRMG_BULK(id, type)->element)
|
|
#define TSRMG_BULK(id, type) ((type) (*((void ***) tsrm_get_ls_cache()))[TSRM_UNSHUFFLE_RSRC_ID(id)])
|
|
#define TSRMG_FAST(offset, type, element) (TSRMG_FAST_BULK(offset, type)->element)
|
|
#define TSRMG_FAST_BULK(offset, type) ((type) (((char*) tsrm_get_ls_cache())+(offset)))
|
|
|
|
#define TSRMG_STATIC(id, type, element) (TSRMG_BULK_STATIC(id, type)->element)
|
|
#define TSRMG_BULK_STATIC(id, type) ((type) (*((void ***) TSRMLS_CACHE))[TSRM_UNSHUFFLE_RSRC_ID(id)])
|
|
#define TSRMG_FAST_STATIC(offset, type, element) (TSRMG_FAST_BULK_STATIC(offset, type)->element)
|
|
#define TSRMG_FAST_BULK_STATIC(offset, type) ((type) (((char*) TSRMLS_CACHE)+(offset)))
|
|
#define TSRMLS_CACHE_EXTERN() extern TSRM_TLS void *TSRMLS_CACHE;
|
|
#define TSRMLS_CACHE_DEFINE() TSRM_TLS void *TSRMLS_CACHE = NULL;
|
|
#if ZEND_DEBUG
|
|
#define TSRMLS_CACHE_UPDATE() TSRMLS_CACHE = tsrm_get_ls_cache()
|
|
#define TSRMLS_CACHE_RESET()
|
|
#else
|
|
#define TSRMLS_CACHE_UPDATE() if (!TSRMLS_CACHE) TSRMLS_CACHE = tsrm_get_ls_cache()
|
|
#define TSRMLS_CACHE_RESET() TSRMLS_CACHE = NULL
|
|
#endif
|
|
#define TSRMLS_CACHE _tsrm_ls_cache
|
|
|
|
/* BC only */
|
|
#define TSRMLS_D void
|
|
#define TSRMLS_DC
|
|
#define TSRMLS_C
|
|
#define TSRMLS_CC
|
|
#define TSRMLS_FETCH()
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#else /* non ZTS */
|
|
|
|
#define tsrm_env_lock()
|
|
#define tsrm_env_unlock()
|
|
|
|
#define TSRMLS_FETCH()
|
|
#define TSRMLS_FETCH_FROM_CTX(ctx)
|
|
#define TSRMLS_SET_CTX(ctx)
|
|
|
|
#define TSRMG_STATIC(id, type, element)
|
|
#define TSRMLS_CACHE_EXTERN()
|
|
#define TSRMLS_CACHE_DEFINE()
|
|
#define TSRMLS_CACHE_UPDATE()
|
|
#define TSRMLS_CACHE
|
|
|
|
#define TSRM_TLS
|
|
|
|
/* BC only */
|
|
#define TSRMLS_D void
|
|
#define TSRMLS_DC
|
|
#define TSRMLS_C
|
|
#define TSRMLS_CC
|
|
|
|
#endif /* ZTS */
|
|
|
|
#endif /* TSRM_H */
|