4  * SPDX-License-Identifier: Apache-2.0
39 static inline size_t posix_mutex_to_offset(struct k_mutex *m)  in posix_mutex_to_offset()  argument
41 	return m - posix_mutex_pool;  in posix_mutex_to_offset()
76 	struct k_mutex *m;  in to_posix_mutex()  local
92 	m = &posix_mutex_pool[bit];  in to_posix_mutex()
94 	err = k_mutex_init(m);  in to_posix_mutex()
97 	return m;  in to_posix_mutex()
105 	struct k_mutex *m;  in acquire_mutex()  local
108 	m = to_posix_mutex(mu);  in acquire_mutex()
109 	if (m == NULL) {  in acquire_mutex()
113 	bit = posix_mutex_to_offset(m);  in acquire_mutex()
117 	if (m->owner == k_current_get()) {  in acquire_mutex()
132 			if (m->lock_count >= MUTEX_MAX_REC_LOCK) {  in acquire_mutex()
148 		ret = k_mutex_lock(m, timeout);  in acquire_mutex()
152 		ret = -ret;  in acquire_mutex()
159  * @brief Lock POSIX mutex with non-blocking call.
163 int pthread_mutex_trylock(pthread_mutex_t *m)  in pthread_mutex_trylock()  argument
165 	return acquire_mutex(m, K_NO_WAIT);  in pthread_mutex_trylock()
174 int pthread_mutex_timedlock(pthread_mutex_t *m,  in pthread_mutex_timedlock()  argument
178 	return acquire_mutex(m, K_MSEC(timeout));  in pthread_mutex_timedlock()
189 	struct k_mutex *m;  in pthread_mutex_init()  local
194 	m = to_posix_mutex(mu);  in pthread_mutex_init()
195 	if (m == NULL) {  in pthread_mutex_init()
199 	bit = posix_mutex_to_offset(m);  in pthread_mutex_init()
203 		posix_mutex_type[bit] = attr->type;  in pthread_mutex_init()
215 int pthread_mutex_lock(pthread_mutex_t *m)  in pthread_mutex_lock()  argument
217 	return acquire_mutex(m, K_FOREVER);  in pthread_mutex_lock()
228 	struct k_mutex *m;  in pthread_mutex_unlock()  local
230 	m = get_posix_mutex(*mu);  in pthread_mutex_unlock()
231 	if (m == NULL) {  in pthread_mutex_unlock()
235 	ret = k_mutex_unlock(m);  in pthread_mutex_unlock()
237 		return -ret;  in pthread_mutex_unlock()
254 	struct k_mutex *m;  in pthread_mutex_destroy()  local
256 	m = get_posix_mutex(*mu);  in pthread_mutex_destroy()
257 	if (m == NULL) {  in pthread_mutex_destroy()
289 	*type = attr->type;  in pthread_mutexattr_gettype()
306 		attr->type = type;  in pthread_mutexattr_settype()