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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5TSprivate.h
* May 2 2000
* Chee Wai LEE
*
* Purpose: Private non-prototype header.
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
#ifndef H5TSprivate_H_
#define H5TSprivate_H_
/* Public headers needed by this file */
#ifdef LATER
#include "H5TSpublic.h" /*Public API prototypes */
#endif /* LATER */
#ifdef H5_HAVE_WIN_THREADS
/* Library level data structures */
/* Mutexes, Threads, and Attributes */
typedef struct H5TS_mutex_struct {
CRITICAL_SECTION CriticalSection;
} H5TS_mutex_t;
typedef CRITICAL_SECTION H5TS_mutex_simple_t;
typedef HANDLE H5TS_thread_t;
typedef HANDLE H5TS_attr_t;
typedef DWORD H5TS_key_t;
typedef INIT_ONCE H5TS_once_t;
/* Defines */
/* not used on windows side, but need to be defined to something */
#define H5TS_SCOPE_SYSTEM 0
#define H5TS_SCOPE_PROCESS 0
#define H5TS_CALL_CONV WINAPI
/* Functions */
#define H5TS_get_thread_local_value(key) TlsGetValue( key )
#define H5TS_set_thread_local_value(key, value) TlsSetValue( key, value )
#define H5TS_attr_init(attr_ptr) 0
#define H5TS_attr_setscope(attr_ptr, scope) 0
#define H5TS_attr_destroy(attr_ptr) 0
#define H5TS_wait_for_thread(thread) WaitForSingleObject(thread, INFINITE)
#define H5TS_mutex_init(mutex) InitializeCriticalSection(mutex)
#define H5TS_mutex_lock_simple(mutex) EnterCriticalSection(mutex)
#define H5TS_mutex_unlock_simple(mutex) LeaveCriticalSection(mutex)
/* Functions called from DllMain */
H5_DLL BOOL CALLBACK H5TS_win32_process_enter(PINIT_ONCE InitOnce, PVOID Parameter, PVOID *lpContex);
H5_DLL void H5TS_win32_process_exit(void);
H5_DLL herr_t H5TS_win32_thread_enter(void);
H5_DLL herr_t H5TS_win32_thread_exit(void);
#define H5TS_thread_id() ((unsigned long)GetCurrentThreadId())
#else /* H5_HAVE_WIN_THREADS */
/* Library level data structures */
/* Mutexes, Threads, and Attributes */
typedef struct H5TS_mutex_struct {
pthread_t owner_thread; /* current lock owner */
pthread_mutex_t atomic_lock; /* lock for atomicity of new mechanism */
pthread_cond_t cond_var; /* condition variable */
unsigned int lock_count;
} H5TS_mutex_t;
typedef pthread_t H5TS_thread_t;
typedef pthread_attr_t H5TS_attr_t;
typedef pthread_mutex_t H5TS_mutex_simple_t;
typedef pthread_key_t H5TS_key_t;
typedef pthread_once_t H5TS_once_t;
/* Scope Definitions */
#define H5TS_SCOPE_SYSTEM PTHREAD_SCOPE_SYSTEM
#define H5TS_SCOPE_PROCESS PTHREAD_SCOPE_PROCESS
#define H5TS_CALL_CONV /* unused - Windows only */
/* Functions */
#define H5TS_get_thread_local_value(key) pthread_getspecific( key )
#define H5TS_set_thread_local_value(key, value) pthread_setspecific( key, value )
#define H5TS_attr_init(attr_ptr) pthread_attr_init((attr_ptr))
#define H5TS_attr_setscope(attr_ptr, scope) pthread_attr_setscope(attr_ptr, scope)
#define H5TS_attr_destroy(attr_ptr) pthread_attr_destroy(attr_ptr)
#define H5TS_wait_for_thread(thread) pthread_join(thread, NULL)
#define H5TS_mutex_init(mutex) pthread_mutex_init(mutex, NULL)
#define H5TS_mutex_lock_simple(mutex) pthread_mutex_lock(mutex)
#define H5TS_mutex_unlock_simple(mutex) pthread_mutex_unlock(mutex)
H5_DLL unsigned long H5TS_thread_id(void);
#endif /* H5_HAVE_WIN_THREADS */
/* External global variables */
extern H5TS_once_t H5TS_first_init_g;
extern H5TS_key_t H5TS_errstk_key_g;
extern H5TS_key_t H5TS_funcstk_key_g;
extern H5TS_key_t H5TS_apictx_key_g;
#if defined c_plusplus || defined __cplusplus
extern "C"
{
#endif /* c_plusplus || __cplusplus */
H5_DLL void H5TS_pthread_first_thread_init(void);
H5_DLL herr_t H5TS_mutex_lock(H5TS_mutex_t *mutex);
H5_DLL herr_t H5TS_mutex_unlock(H5TS_mutex_t *mutex);
H5_DLL herr_t H5TS_cancel_count_inc(void);
H5_DLL herr_t H5TS_cancel_count_dec(void);
H5_DLL H5TS_thread_t H5TS_create_thread(void *(*func)(void *), H5TS_attr_t * attr, void *udata);
#if defined c_plusplus || defined __cplusplus
}
#endif /* c_plusplus || __cplusplus */
#endif /* H5TSprivate_H_ */
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