php-src/TSRM/TSRM.h
1999-04-24 09:01:30 +00:00

88 lines
2.5 KiB
C

/*
+----------------------------------------------------------------------+
| Thread Safe Resource Manager |
+----------------------------------------------------------------------+
| Copyright (c) 1998, 1999 Zeev Suraski |
+----------------------------------------------------------------------+
| This source file is subject to the Zend license, that is bundled |
| with this package in the file LICENSE. If you did not receive a |
| copy of the Zend license, please mail us at zend@zend.com so we can |
| send you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
#ifndef _TSRM_H
#define _TSRM_H
#if !(WIN32||WINNT)
# define PTHREADS
#endif
#if WIN32||WINNT
# include <windows.h>
#elif defined(PTHREADS)
# include <pthread.h>
#endif
typedef int ts_rsrc_id;
/* Define TSRM_FUNC */
#ifdef __cplusplus
#define TSRM_FUNC extern "C"
#else
#define TSRM_FUNC
#endif
/* Define THREAD_T and MUTEX_T */
#if defined(WIN32)
# define THREAD_T DWORD
# define MUTEX_T void *
#elif defined(PTHREADS)
# define THREAD_T pthread_t
# define MUTEX_T pthread_mutex_t *
#elif defined(NSAPI)
# define THREAD_T SYS_THREAD
# define MUTEX_T CRITICAL
#elif defined(PI3WEB)
# define THREAD_T PIThread *
# define MUTEX_T PISync *
#endif
#define THREAD_HASH_OF(thr,ts) thr%ts
/* startup/shutdown */
TSRM_FUNC int tsrm_startup(int expected_threads, int expected_resources, int debug_status);
TSRM_FUNC void tsrm_shutdown();
/* allocates a new thread-safe-resource id */
TSRM_FUNC ts_rsrc_id ts_allocate_id(size_t size, void (*ctor)(void *resource), void (*dtor)(void *resource));
/* fetches the requested resource for the current thread */
TSRM_FUNC void *ts_resource(ts_rsrc_id id);
/* frees all resources allocated for the current thread */
TSRM_FUNC void ts_free_thread();
/* deallocates all occurrences of a given id */
TSRM_FUNC void ts_free_id(ts_rsrc_id id);
/* Debug support */
TSRM_FUNC void tsrm_debug_set(int status);
/* utility functions */
TSRM_FUNC THREAD_T tsrm_thread_id(void);
TSRM_FUNC MUTEX_T tsrm_mutex_alloc(void);
TSRM_FUNC void tsrm_mutex_free(MUTEX_T mutexp);
TSRM_FUNC int tsrm_mutex_lock(MUTEX_T mutexp);
TSRM_FUNC int tsrm_mutex_unlock(MUTEX_T mutexp);
#endif /* _TSRM_H */