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 */
114
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