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