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| 1 | /* Declarations of internal pthread functions used by libc. Hurd version. |
|---|---|
| 2 | Copyright (C) 2016-2022 Free Software Foundation, Inc. |
| 3 | This file is part of the GNU C Library. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, see |
| 17 | <https://www.gnu.org/licenses/>. */ |
| 18 | |
| 19 | #ifndef _PTHREADP_H |
| 20 | #define _PTHREADP_H 1 |
| 21 | |
| 22 | #define __PTHREAD_HTL |
| 23 | |
| 24 | #include <pthread.h> |
| 25 | #include <link.h> |
| 26 | |
| 27 | /* Attribute to indicate thread creation was issued from C11 thrd_create. */ |
| 28 | #define ATTR_C11_THREAD ((void*)(uintptr_t)-1) |
| 29 | |
| 30 | extern void __pthread_init_static_tls (struct link_map *) attribute_hidden; |
| 31 | |
| 32 | /* These represent the interface used by glibc itself. */ |
| 33 | |
| 34 | extern int __pthread_mutex_init (pthread_mutex_t *__mutex, const pthread_mutexattr_t *__attr); |
| 35 | extern int __pthread_mutex_destroy (pthread_mutex_t *__mutex); |
| 36 | extern int __pthread_mutex_lock (pthread_mutex_t *__mutex); |
| 37 | extern int __pthread_mutex_trylock (pthread_mutex_t *_mutex); |
| 38 | extern int __pthread_mutex_timedlock (pthread_mutex_t *__mutex, |
| 39 | const struct timespec *__abstime); |
| 40 | extern int __pthread_mutex_unlock (pthread_mutex_t *__mutex); |
| 41 | extern int __pthread_mutexattr_init (pthread_mutexattr_t *attr); |
| 42 | extern int __pthread_mutexattr_settype (pthread_mutexattr_t *attr, int kind); |
| 43 | |
| 44 | extern int __pthread_cond_init (pthread_cond_t *cond, |
| 45 | const pthread_condattr_t *cond_attr); |
| 46 | extern int __pthread_cond_signal (pthread_cond_t *cond); |
| 47 | extern int __pthread_cond_broadcast (pthread_cond_t *cond); |
| 48 | extern int __pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex); |
| 49 | extern int __pthread_cond_timedwait (pthread_cond_t *cond, |
| 50 | pthread_mutex_t *mutex, |
| 51 | const struct timespec *abstime); |
| 52 | extern int __pthread_cond_clockwait (pthread_cond_t *cond, |
| 53 | pthread_mutex_t *mutex, |
| 54 | clockid_t clockid, |
| 55 | const struct timespec *abstime) |
| 56 | __nonnull ((1, 2, 4)); |
| 57 | extern int __pthread_cond_destroy (pthread_cond_t *cond); |
| 58 | |
| 59 | typedef struct __cthread *__cthread_t; |
| 60 | typedef int __cthread_key_t; |
| 61 | typedef void * (*__cthread_fn_t)(void *__arg); |
| 62 | |
| 63 | __cthread_t __cthread_fork (__cthread_fn_t, void *); |
| 64 | int __pthread_create (pthread_t *newthread, |
| 65 | const pthread_attr_t *attr, |
| 66 | void *(*start_routine) (void *), void *arg); |
| 67 | |
| 68 | void __cthread_detach (__cthread_t); |
| 69 | int __pthread_detach (pthread_t __threadp); |
| 70 | void __pthread_exit (void *value) __attribute__ ((__noreturn__)); |
| 71 | int __pthread_join (pthread_t, void **); |
| 72 | int __cthread_keycreate (__cthread_key_t *); |
| 73 | int __cthread_getspecific (__cthread_key_t, void **); |
| 74 | int __cthread_setspecific (__cthread_key_t, void *); |
| 75 | int __pthread_key_create (pthread_key_t *key, void (*destr) (void *)); |
| 76 | void *__pthread_getspecific (pthread_key_t key); |
| 77 | int __pthread_setspecific (pthread_key_t key, const void *value); |
| 78 | int __pthread_key_delete (pthread_key_t key); |
| 79 | int __pthread_once (pthread_once_t *once_control, void (*init_routine) (void)); |
| 80 | |
| 81 | int __pthread_setcancelstate (int state, int *oldstate); |
| 82 | |
| 83 | int __pthread_getattr_np (pthread_t, pthread_attr_t *); |
| 84 | int __pthread_attr_getstackaddr (const pthread_attr_t *__restrict __attr, |
| 85 | void **__restrict __stackaddr); |
| 86 | int __pthread_attr_setstackaddr (pthread_attr_t *__attr, void *__stackaddr); |
| 87 | int __pthread_attr_getstacksize (const pthread_attr_t *__restrict __attr, |
| 88 | size_t *__restrict __stacksize); |
| 89 | int __pthread_attr_setstacksize (pthread_attr_t *__attr, size_t __stacksize); |
| 90 | int __pthread_attr_setstack (pthread_attr_t *__attr, void *__stackaddr, |
| 91 | size_t __stacksize); |
| 92 | int __pthread_attr_getstack (const pthread_attr_t *, void **, size_t *); |
| 93 | void __pthread_testcancel (void); |
| 94 | |
| 95 | #if IS_IN (libpthread) |
| 96 | hidden_proto (__pthread_create) |
| 97 | hidden_proto (__pthread_detach) |
| 98 | hidden_proto (__pthread_key_create) |
| 99 | hidden_proto (__pthread_getspecific) |
| 100 | hidden_proto (__pthread_setspecific) |
| 101 | hidden_proto (__pthread_mutex_init) |
| 102 | hidden_proto (__pthread_mutex_destroy) |
| 103 | hidden_proto (__pthread_mutex_lock) |
| 104 | hidden_proto (__pthread_mutex_trylock) |
| 105 | hidden_proto (__pthread_mutex_unlock) |
| 106 | hidden_proto (__pthread_mutex_timedlock) |
| 107 | hidden_proto (__pthread_get_cleanup_stack) |
| 108 | #endif |
| 109 | |
| 110 | #define ASSERT_TYPE_SIZE(type, size) \ |
| 111 | _Static_assert (sizeof (type) == size, \ |
| 112 | "sizeof (" #type ") != " #size) |
| 113 | |
| 114 | #endif /* pthreadP.h */ |
| 115 |
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