71 lines
1.4 KiB
C
71 lines
1.4 KiB
C
/*
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* Copyright (c) 2018 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef __POSIX_TIME_H__
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#define __POSIX_TIME_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct timespec {
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signed int tv_sec;
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signed int tv_nsec;
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};
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struct itimerspec {
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struct timespec it_interval; /* Timer interval */
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struct timespec it_value; /* Timer expiration */
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};
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#include <kernel.h>
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#include <errno.h>
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#include "sys/types.h"
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#include "signal.h"
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#ifndef CLOCK_REALTIME
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#define CLOCK_REALTIME 0
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#endif
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#ifndef CLOCK_MONOTONIC
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#define CLOCK_MONOTONIC 1
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#endif
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#define NSEC_PER_MSEC (NSEC_PER_USEC * USEC_PER_MSEC)
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#ifndef TIMER_ABSTIME
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#define TIMER_ABSTIME 4
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#endif
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static inline s32_t _ts_to_ms(const struct timespec *to)
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{
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return (to->tv_sec * MSEC_PER_SEC) + (to->tv_nsec / NSEC_PER_MSEC);
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}
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/**
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* @brief Set clock time.
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*
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* See IEEE 1003.1
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*/
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static inline int clock_settime(clockid_t clock_id, const struct timespec *ts)
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{
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errno = ENOSYS;
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return -1;
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}
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int clock_gettime(clockid_t clock_id, struct timespec *ts);
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/* Timer APIs */
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int timer_create(clockid_t clockId, struct sigevent *evp, timer_t *timerid);
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int timer_delete(timer_t timerid);
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int timer_gettime(timer_t timerid, struct itimerspec *its);
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int timer_settime(timer_t timerid, int flags, const struct itimerspec *value,
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struct itimerspec *ovalue);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __POSIX_TIME_H__ */
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