include/wine/pthread.h

   1 /*
   2  * Definitions for Wine pthread emulation
   3  *
   4  * Copyright 2003 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef __WINE_WINE_PTHREAD_H
  22 #define __WINE_WINE_PTHREAD_H
  23
  24 struct wine_pthread_callbacks;
  25
  26 #include <signal.h>
  27
  28 #ifdef HAVE_PTHREAD_H
  29
  30 #define _GNU_SOURCE
  31 #include <pthread.h>
  32 #ifdef HAVE_PTHREAD_NP_H
  33 #include <pthread_np.h>
  34 #endif
  35
  36 #ifndef HAVE_PTHREAD_RWLOCK_T
  37 typedef void *pthread_rwlock_t;
  38 #endif
  39 #ifndef HAVE_PTHREAD_RWLOCKATTR_T
  40 typedef void *pthread_rwlockattr_t;
  41 #endif
  42
  43 struct wine_pthread_callbacks
  44 {
  45     void *    (*ptr_get_thread_data)(void);
  46     void      (*ptr_set_thread_data)(void *data);
  47     pthread_t (*ptr_pthread_self)(void);
  48     int       (*ptr_pthread_equal)(pthread_t thread1, pthread_t thread2);
  49     int       (*ptr_pthread_create)(pthread_t* thread, const pthread_attr_t* attr,
  50                                     void* (*start_routine)(void *), void* arg);
  51     int       (*ptr_pthread_cancel)(pthread_t thread);
  52     int       (*ptr_pthread_join)(pthread_t thread, void **value_ptr);
  53     int       (*ptr_pthread_detach)(pthread_t thread);
  54     void      (*ptr_pthread_exit)(void *retval, char *currentframe);
  55     int       (*ptr_pthread_mutex_init)(pthread_mutex_t *mutex, const pthread_mutexattr_t *mutexattr);
  56     int       (*ptr_pthread_mutex_lock)(pthread_mutex_t *mutex);
  57     int       (*ptr_pthread_mutex_trylock)(pthread_mutex_t *mutex);
  58     int       (*ptr_pthread_mutex_unlock)(pthread_mutex_t *mutex);
  59     int       (*ptr_pthread_mutex_destroy)(pthread_mutex_t *mutex);
  60     int       (*ptr_pthread_rwlock_init)(pthread_rwlock_t *rwlock,
  61                                          const pthread_rwlockattr_t *rwlock_attr);
  62     int       (*ptr_pthread_rwlock_destroy)(pthread_rwlock_t *rwlock);
  63     int       (*ptr_pthread_rwlock_rdlock)(pthread_rwlock_t *rwlock);
  64     int       (*ptr_pthread_rwlock_tryrdlock)(pthread_rwlock_t *rwlock);
  65     int       (*ptr_pthread_rwlock_wrlock)(pthread_rwlock_t *rwlock);
  66     int       (*ptr_pthread_rwlock_trywrlock)(pthread_rwlock_t *rwlock);
  67     int       (*ptr_pthread_rwlock_unlock)(pthread_rwlock_t *rwlock);
  68     int       (*ptr_pthread_cond_init)(pthread_cond_t *cond, const pthread_condattr_t *cond_attr);
  69     int       (*ptr_pthread_cond_destroy)(pthread_cond_t *cond);
  70     int       (*ptr_pthread_cond_signal)(pthread_cond_t *cond);
  71     int       (*ptr_pthread_cond_broadcast)(pthread_cond_t *cond);
  72     int       (*ptr_pthread_cond_wait)(pthread_cond_t *cond, pthread_mutex_t *mutex);
  73     int       (*ptr_pthread_cond_timedwait)(pthread_cond_t *cond, pthread_mutex_t *mutex,
  74                                             const struct timespec *abstime);
  75 };
  76
  77 #endif /* HAVE_PTHREAD_H */
  78
  79 /* thread information used to creating and exiting threads */
  80 struct wine_pthread_thread_info
  81 {
  82     void          *stack_base;  /* base address of the stack */
  83     size_t         stack_size;  /* size of the stack */
  84     void          *teb_base;    /* base address of the TEB */
  85     size_t         teb_size;    /* size of the TEB (possibly including signal stack) */
  86     unsigned short teb_sel;     /* selector to use for TEB */
  87     int            pid;         /* Unix process id */
  88     int            tid;         /* Unix thread id */
  89     void         (*entry)( struct wine_pthread_thread_info *info );  /* thread entry point */
  90     long           exit_status; /* thread exit status when calling wine_pthread_exit_thread */
  91 };
  92
  93 struct wine_pthread_functions
  94 {
  95     void   (*init_process)( const struct wine_pthread_callbacks *callbacks, size_t size );
  96     void   (*init_thread)( struct wine_pthread_thread_info *info );
  97     int    (*create_thread)( struct wine_pthread_thread_info *info );
  98     void   (*init_current_teb)( struct wine_pthread_thread_info *info );
  99     void * (*get_current_teb)(void);
 100 #ifdef __GNUC__
 101     void   (* __attribute__((noreturn)) exit_thread)( struct wine_pthread_thread_info *info );
 102     void   (* __attribute__((noreturn)) abort_thread)( long status );
 103 #else
 104     void   (*exit_thread)( struct wine_pthread_thread_info *info );
 105     void   (*abort_thread)( long status );
 106 #endif
 107     int    (*sigprocmask)( int how, const sigset_t *newset, sigset_t *oldset );
 108 };
 109
 110 extern void wine_pthread_get_functions( struct wine_pthread_functions *functions, size_t size );
 111 extern void wine_pthread_set_functions( const struct wine_pthread_functions *functions, size_t size );
 112
 113 #endif  /* __WINE_WINE_PTHREAD_H */