H5TSprivate.h

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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);
 
 
 
#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)
 
#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_ */