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 #ifndef HAVE_SIGSET_T
  29 struct sigset_t;
  30 typedef struct sigset_t sigset_t;
  31 #endif
  32
  33 #ifdef HAVE_PTHREAD_H
  34
  35 #define _GNU_SOURCE
  36 #include <pthread.h>
  37 #ifdef HAVE_PTHREAD_NP_H
  38 #include <pthread_np.h>
  39 #endif
  40
  41 #ifndef HAVE_PTHREAD_RWLOCK_T
  42 typedef void *pthread_rwlock_t;
  43 #endif
  44 #ifndef HAVE_PTHREAD_RWLOCKATTR_T
  45 typedef void *pthread_rwlockattr_t;
  46 #endif
  47
  48 struct wine_pthread_callbacks
  49 {
  50     void *    (*ptr_get_thread_data)(void);
  51     void      (*ptr_set_thread_data)(void *data);
  52     pthread_t (*ptr_pthread_self)(void);
  53     int       (*ptr_pthread_equal)(pthread_t thread1, pthread_t thread2);
  54     int       (*ptr_pthread_create)(pthread_t* thread, const pthread_attr_t* attr,
  55                                     void* (*start_routine)(void *), void* arg);
  56     int       (*ptr_pthread_cancel)(pthread_t thread);
  57     int       (*ptr_pthread_join)(pthread_t thread, void **value_ptr);
  58     int       (*ptr_pthread_detach)(pthread_t thread);
  59     void      (*ptr_pthread_exit)(void *retval, char *currentframe);
  60     int       (*ptr_pthread_mutex_init)(pthread_mutex_t *mutex, const pthread_mutexattr_t *mutexattr);
  61     int       (*ptr_pthread_mutex_lock)(pthread_mutex_t *mutex);
  62     int       (*ptr_pthread_mutex_trylock)(pthread_mutex_t *mutex);
  63     int       (*ptr_pthread_mutex_unlock)(pthread_mutex_t *mutex);
  64     int       (*ptr_pthread_mutex_destroy)(pthread_mutex_t *mutex);
  65     int       (*ptr_pthread_rwlock_init)(pthread_rwlock_t *rwlock,
  66                                          const pthread_rwlockattr_t *rwlock_attr);
  67     int       (*ptr_pthread_rwlock_destroy)(pthread_rwlock_t *rwlock);
  68     int       (*ptr_pthread_rwlock_rdlock)(pthread_rwlock_t *rwlock);
  69     int       (*ptr_pthread_rwlock_tryrdlock)(pthread_rwlock_t *rwlock);
  70     int       (*ptr_pthread_rwlock_wrlock)(pthread_rwlock_t *rwlock);
  71     int       (*ptr_pthread_rwlock_trywrlock)(pthread_rwlock_t *rwlock);
  72     int       (*ptr_pthread_rwlock_unlock)(pthread_rwlock_t *rwlock);
  73     int       (*ptr_pthread_cond_init)(pthread_cond_t *cond, const pthread_condattr_t *cond_attr);
  74     int       (*ptr_pthread_cond_destroy)(pthread_cond_t *cond);
  75     int       (*ptr_pthread_cond_signal)(pthread_cond_t *cond);
  76     int       (*ptr_pthread_cond_broadcast)(pthread_cond_t *cond);
  77     int       (*ptr_pthread_cond_wait)(pthread_cond_t *cond, pthread_mutex_t *mutex);
  78     int       (*ptr_pthread_cond_timedwait)(pthread_cond_t *cond, pthread_mutex_t *mutex,
  79                                             const struct timespec *abstime);
  80 };
  81
  82 #endif /* HAVE_PTHREAD_H */
  83
  84 /* thread information used to creating and exiting threads */
  85 struct wine_pthread_thread_info
  86 {
  87     void          *stack_base;  /* base address of the stack */
  88     size_t         stack_size;  /* size of the stack */
  89     void          *teb_base;    /* base address of the TEB */
  90     size_t         teb_size;    /* size of the TEB (possibly including signal stack) */
  91     unsigned short teb_sel;     /* selector to use for TEB */
  92     int            pid;         /* Unix process id */
  93     int            tid;         /* Unix thread id */
  94     void         (*entry)( struct wine_pthread_thread_info *info );  /* thread entry point */
  95     long           exit_status; /* thread exit status when calling wine_pthread_exit_thread */
  96 };
  97
  98 struct wine_pthread_functions
  99 {
 100     void   (*init_process)( const struct wine_pthread_callbacks *callbacks, size_t size );
 101     void   (*init_thread)( struct wine_pthread_thread_info *info );
 102     int    (*create_thread)( struct wine_pthread_thread_info *info );
 103     void   (*init_current_teb)( struct wine_pthread_thread_info *info );
 104     void * (*get_current_teb)(void);
 105 #ifdef __GNUC__
 106     void   (* __attribute__((noreturn)) exit_thread)( struct wine_pthread_thread_info *info );
 107     void   (* __attribute__((noreturn)) abort_thread)( long status );
 108 #else
 109     void   (*exit_thread)( struct wine_pthread_thread_info *info );
 110     void   (*abort_thread)( long status );
 111 #endif
 112     int    (*sigprocmask)( int how, const sigset_t *newset, sigset_t *oldset );
 113 };
 114
 115 extern void wine_pthread_get_functions( struct wine_pthread_functions *functions, size_t size );
 116 extern void wine_pthread_set_functions( const struct wine_pthread_functions *functions, size_t size );
 117
 118 #endif  /* __WINE_WINE_PTHREAD_H */