69 lines
1.3 KiB
C
69 lines
1.3 KiB
C
#include "sys_config.h"
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#include "typesdef.h"
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#include "errno.h"
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#include "osal/semaphore.h"
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#include "osal/task.h"
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#include "osal/string.h"
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#include "osal/timer.h"
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#include "osal/mutex.h"
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#include "lib/common/rbuffer.h"
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#include "lib/posix/pthread.h"
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#ifdef TXWSDK_POSIX
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int sem_destroy(sem_t *sem)
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{
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os_semaphore_t *s = (os_semaphore_t *)(*sem);
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os_sema_del(s);
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os_free(s);
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return 0;
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}
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int sem_getvalue(sem_t *sem, int *sval)
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{
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*sval = os_sema_count((os_semaphore_t *)(*sem));
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return 0;
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}
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int sem_init(sem_t *sem, int pshared, unsigned value)
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{
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os_semaphore_t *s;
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if (sem == NULL) {
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return -EINVAL;
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}
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s = (os_semaphore_t *)os_zalloc(sizeof(os_semaphore_t));
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if (s == NULL) {
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pthread_err("alloc fail\r\n");
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return -ENOMEM;
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}
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os_sema_init(s, 0);
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*sem = (sem_t)s;
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return RET_OK;
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}
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int sem_post(sem_t *sem)
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{
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return os_sema_up((os_semaphore_t *)(*sem));
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}
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int sem_timedwait(sem_t *sem, const struct timespec *abstime)
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{
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return os_sema_down((os_semaphore_t *)(*sem), pthread_timespec_delta(abstime));
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}
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int sem_trywait(sem_t *sem)
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{
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return os_sema_down((os_semaphore_t *)(*sem), 0);
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}
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int sem_wait(sem_t *sem)
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{
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return os_sema_down((os_semaphore_t *)(*sem), osWaitForever);
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}
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#endif
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