107 lines
2.1 KiB
C
107 lines
2.1 KiB
C
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#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 pthread_barrierattr_destroy(pthread_barrierattr_t *attr)
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{
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if (!attr) {
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return -EINVAL;
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}
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return 0;
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}
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int pthread_barrierattr_init(pthread_barrierattr_t *attr)
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{
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if (!attr) {
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return -EINVAL;
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}
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*attr = PTHREAD_PROCESS_PRIVATE;
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return 0;
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}
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int pthread_barrierattr_getpshared(const pthread_barrierattr_t *attr, int *pshared)
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{
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if (!attr) {
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return -EINVAL;
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}
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*pshared = (int) * attr;
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return 0;
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}
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int pthread_barrierattr_setpshared(pthread_barrierattr_t *attr, int pshared)
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{
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if (!attr) {
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return -EINVAL;
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}
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if (pshared == PTHREAD_PROCESS_PRIVATE) {
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attr = PTHREAD_PROCESS_PRIVATE;
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}
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return -EINVAL;
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}
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int pthread_barrier_destroy(pthread_barrier_t *barrier)
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{
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int32 result;
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if (!barrier) {
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return -EINVAL;
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}
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result = pthread_cond_destroy(&(barrier->cond));
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return result;
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}
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int pthread_barrier_init(pthread_barrier_t *barrier, const pthread_barrierattr_t *attr, int count)
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{
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if (!barrier) {
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return -EINVAL;
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}
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if (attr && (*attr != PTHREAD_PROCESS_PRIVATE)) {
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return -EINVAL;
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}
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barrier->count = count;
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pthread_cond_init(&(barrier->cond), NULL);
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pthread_mutex_init(&(barrier->mutex), NULL);
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return 0;
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}
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int pthread_barrier_wait(pthread_barrier_t *barrier)
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{
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int32 result;
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if (!barrier) {
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return -EINVAL;
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}
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result = pthread_mutex_lock(&(barrier->mutex));
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if (result != 0) {
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return -EINVAL;
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}
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if (barrier->count == 0) {
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result = EINVAL;
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} else {
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barrier->count -= 1;
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if (barrier->count == 0) { /* broadcast condition */
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pthread_cond_broadcast(&(barrier->cond));
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} else {
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pthread_cond_wait(&(barrier->cond), &(barrier->mutex));
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}
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}
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pthread_mutex_unlock(&(barrier->mutex));
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return result;
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}
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#endif
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