102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2020-09-07 Meco Man combine gcc armcc iccarm
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* 2021-02-12 Meco Man move all definitions located in <clock_time.h> to this file
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*/
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#ifndef _SYS_TIME_H_
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#define _SYS_TIME_H_
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#include <rtconfig.h>
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#include <time.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Skip define timespec for IAR version over 8.10.1 where __VER__ is 8010001.
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*/
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#if defined ( __ICCARM__ ) && (__VER__ >= 8010001)
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#define _TIMESPEC_DEFINED
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#endif
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#ifndef _TIMEVAL_DEFINED
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#define _TIMEVAL_DEFINED
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/*
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* Structure returned by gettimeofday(2) system call,
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* and used in other calls.
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*/
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#if !(defined(_WIN32))
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struct timeval {
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long tv_sec; /* seconds */
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long tv_usec; /* and microseconds */
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};
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#endif
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#endif /* _TIMEVAL_DEFINED */
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#if !(defined(__GNUC__) && !defined(__ARMCC_VERSION)/*GCC*/) && !defined (__ICCARM__) && !defined (_WIN32)
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struct timespec {
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time_t tv_sec; /* seconds */
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long tv_nsec; /* and nanoseconds */
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};
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#endif
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struct timezone {
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int tz_minuteswest; /* minutes west of Greenwich */
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int tz_dsttime; /* type of dst correction */
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};
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int stime(const time_t *t);
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time_t timegm(struct tm * const t);
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int gettimeofday(struct timeval *tv, struct timezone *tz);
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int settimeofday(const struct timeval *tv, const struct timezone *tz);
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#if defined(__ARMCC_VERSION) || defined (__ICCARM__)
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struct tm *gmtime_r(const time_t *timep, struct tm *r);
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#endif
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#ifdef RT_USING_POSIX
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#include <sys/types.h>
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/* posix clock and timer */
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#define MILLISECOND_PER_SECOND 1000UL
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#define MICROSECOND_PER_SECOND 1000000UL
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#define NANOSECOND_PER_SECOND 1000000000UL
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#define MILLISECOND_PER_TICK (MILLISECOND_PER_SECOND / RT_TICK_PER_SECOND)
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#define MICROSECOND_PER_TICK (MICROSECOND_PER_SECOND / RT_TICK_PER_SECOND)
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#define NANOSECOND_PER_TICK (NANOSECOND_PER_SECOND / RT_TICK_PER_SECOND)
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#ifndef CLOCK_REALTIME
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#define CLOCK_REALTIME 1
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#endif
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#define CLOCK_CPUTIME_ID 2
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#ifndef CLOCK_PROCESS_CPUTIME_ID
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#define CLOCK_PROCESS_CPUTIME_ID CLOCK_CPUTIME_ID
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#endif
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#ifndef CLOCK_THREAD_CPUTIME_ID
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#define CLOCK_THREAD_CPUTIME_ID CLOCK_CPUTIME_ID
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#endif
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#ifndef CLOCK_MONOTONIC
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#define CLOCK_MONOTONIC 4
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#endif
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int clock_getres (clockid_t clockid, struct timespec *res);
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int clock_gettime (clockid_t clockid, struct timespec *tp);
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int clock_settime (clockid_t clockid, const struct timespec *tp);
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int clock_time_to_tick(const struct timespec *time);
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#endif /* RT_USING_POSIX */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_TIME_H_ */
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