12321c474SPedro F. Giffuni /*- 22321c474SPedro F. Giffuni * SPDX-License-Identifier: BSD-3-Clause 32321c474SPedro F. Giffuni * 459deaec5SRodney W. Grimes * Copyright (c) 1989, 1993 559deaec5SRodney W. Grimes * The Regents of the University of California. All rights reserved. 659deaec5SRodney W. Grimes * (c) UNIX System Laboratories, Inc. 759deaec5SRodney W. Grimes * All or some portions of this file are derived from material licensed 859deaec5SRodney W. Grimes * to the University of California by American Telephone and Telegraph 959deaec5SRodney W. Grimes * Co. or Unix System Laboratories, Inc. and are reproduced herein with 1059deaec5SRodney W. Grimes * the permission of UNIX System Laboratories, Inc. 1159deaec5SRodney W. Grimes * 1259deaec5SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 1359deaec5SRodney W. Grimes * modification, are permitted provided that the following conditions 1459deaec5SRodney W. Grimes * are met: 1559deaec5SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 1659deaec5SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 1759deaec5SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 1859deaec5SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 1959deaec5SRodney W. Grimes * documentation and/or other materials provided with the distribution. 20f2556687SWarner Losh * 3. Neither the name of the University nor the names of its contributors 2159deaec5SRodney W. Grimes * may be used to endorse or promote products derived from this software 2259deaec5SRodney W. Grimes * without specific prior written permission. 2359deaec5SRodney W. Grimes * 2459deaec5SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2559deaec5SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2659deaec5SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2759deaec5SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2859deaec5SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2959deaec5SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 3059deaec5SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3159deaec5SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3259deaec5SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3359deaec5SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3459deaec5SRodney W. Grimes * SUCH DAMAGE. 3559deaec5SRodney W. Grimes * 3659deaec5SRodney W. Grimes * @(#)time.h 8.3 (Berkeley) 1/21/94 3759deaec5SRodney W. Grimes */ 3859deaec5SRodney W. Grimes 395b32a38aSPoul-Henning Kamp /* 405b32a38aSPoul-Henning Kamp * $FreeBSD$ 415b32a38aSPoul-Henning Kamp */ 425b32a38aSPoul-Henning Kamp 4359deaec5SRodney W. Grimes #ifndef _TIME_H_ 4459deaec5SRodney W. Grimes #define _TIME_H_ 4559deaec5SRodney W. Grimes 461cb2a9aeSGarrett Wollman #include <sys/cdefs.h> 4712eb46c8SMarcel Moolenaar #include <sys/_null.h> 48abbd8902SMike Barcroft #include <sys/_types.h> 49abbd8902SMike Barcroft 5073cf72f5SGarrett Wollman #if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE 51339b0f68SBruce Evans /* 52339b0f68SBruce Evans * Frequency of the clock ticks reported by times(). Deprecated - use 531cb2a9aeSGarrett Wollman * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.) 54339b0f68SBruce Evans */ 55dd1b6791SMike Barcroft #define CLK_TCK 128 56339b0f68SBruce Evans #endif 57339b0f68SBruce Evans 58339b0f68SBruce Evans /* Frequency of the clock ticks reported by clock(). */ 59dd1b6791SMike Barcroft #define CLOCKS_PER_SEC 128 60339b0f68SBruce Evans 61abbd8902SMike Barcroft #ifndef _CLOCK_T_DECLARED 62abbd8902SMike Barcroft typedef __clock_t clock_t; 63abbd8902SMike Barcroft #define _CLOCK_T_DECLARED 6459deaec5SRodney W. Grimes #endif 6559deaec5SRodney W. Grimes 66abbd8902SMike Barcroft #ifndef _TIME_T_DECLARED 67abbd8902SMike Barcroft typedef __time_t time_t; 68abbd8902SMike Barcroft #define _TIME_T_DECLARED 6959deaec5SRodney W. Grimes #endif 7059deaec5SRodney W. Grimes 71abbd8902SMike Barcroft #ifndef _SIZE_T_DECLARED 72abbd8902SMike Barcroft typedef __size_t size_t; 73abbd8902SMike Barcroft #define _SIZE_T_DECLARED 74f154fbdaSPeter Wemm #endif 75f154fbdaSPeter Wemm 761cb2a9aeSGarrett Wollman #if __POSIX_VISIBLE >= 199309 77f154fbdaSPeter Wemm /* 78f154fbdaSPeter Wemm * New in POSIX 1003.1b-1993. 79f154fbdaSPeter Wemm */ 80abbd8902SMike Barcroft #ifndef _CLOCKID_T_DECLARED 81abbd8902SMike Barcroft typedef __clockid_t clockid_t; 82abbd8902SMike Barcroft #define _CLOCKID_T_DECLARED 839e0eb33eSAndrey A. Chernov #endif 849e0eb33eSAndrey A. Chernov 85abbd8902SMike Barcroft #ifndef _TIMER_T_DECLARED 86abbd8902SMike Barcroft typedef __timer_t timer_t; 87abbd8902SMike Barcroft #define _TIMER_T_DECLARED 8859deaec5SRodney W. Grimes #endif 8959deaec5SRodney W. Grimes 901cb2a9aeSGarrett Wollman #include <sys/timespec.h> 911cb2a9aeSGarrett Wollman #endif /* __POSIX_VISIBLE >= 199309 */ 92f154fbdaSPeter Wemm 93224ee591SDavid Xu #if __POSIX_VISIBLE >= 200112 94224ee591SDavid Xu #ifndef _PID_T_DECLARED 95224ee591SDavid Xu typedef __pid_t pid_t; 96224ee591SDavid Xu #define _PID_T_DECLARED 97224ee591SDavid Xu #endif 98224ee591SDavid Xu #endif 99224ee591SDavid Xu 1006d2f64c1SDavid Schultz /* These macros are also in sys/time.h. */ 1016d2f64c1SDavid Schultz #if !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112 1026d2f64c1SDavid Schultz #define CLOCK_REALTIME 0 1036d2f64c1SDavid Schultz #ifdef __BSD_VISIBLE 1046d2f64c1SDavid Schultz #define CLOCK_VIRTUAL 1 1056d2f64c1SDavid Schultz #define CLOCK_PROF 2 1066d2f64c1SDavid Schultz #endif 1076d2f64c1SDavid Schultz #define CLOCK_MONOTONIC 4 108992879a0SJohn Birrell #define CLOCK_UPTIME 5 /* FreeBSD-specific. */ 109992879a0SJohn Birrell #define CLOCK_UPTIME_PRECISE 7 /* FreeBSD-specific. */ 110992879a0SJohn Birrell #define CLOCK_UPTIME_FAST 8 /* FreeBSD-specific. */ 111992879a0SJohn Birrell #define CLOCK_REALTIME_PRECISE 9 /* FreeBSD-specific. */ 112992879a0SJohn Birrell #define CLOCK_REALTIME_FAST 10 /* FreeBSD-specific. */ 113992879a0SJohn Birrell #define CLOCK_MONOTONIC_PRECISE 11 /* FreeBSD-specific. */ 114992879a0SJohn Birrell #define CLOCK_MONOTONIC_FAST 12 /* FreeBSD-specific. */ 115992879a0SJohn Birrell #define CLOCK_SECOND 13 /* FreeBSD-specific. */ 1169939a136SDavid Xu #define CLOCK_THREAD_CPUTIME_ID 14 117c0e8ea25SDimitry Andric #define CLOCK_PROCESS_CPUTIME_ID 15 1186d2f64c1SDavid Schultz #endif /* !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112 */ 1196d2f64c1SDavid Schultz 1206d2f64c1SDavid Schultz #if !defined(TIMER_ABSTIME) && __POSIX_VISIBLE >= 200112 1216d2f64c1SDavid Schultz #if __BSD_VISIBLE 1226d2f64c1SDavid Schultz #define TIMER_RELTIME 0x0 /* relative timer */ 1236d2f64c1SDavid Schultz #endif 1246d2f64c1SDavid Schultz #define TIMER_ABSTIME 0x1 /* absolute timer */ 1256d2f64c1SDavid Schultz #endif /* !defined(TIMER_ABSTIME) && __POSIX_VISIBLE >= 200112 */ 1266d2f64c1SDavid Schultz 12759deaec5SRodney W. Grimes struct tm { 12859deaec5SRodney W. Grimes int tm_sec; /* seconds after the minute [0-60] */ 12959deaec5SRodney W. Grimes int tm_min; /* minutes after the hour [0-59] */ 13059deaec5SRodney W. Grimes int tm_hour; /* hours since midnight [0-23] */ 13159deaec5SRodney W. Grimes int tm_mday; /* day of the month [1-31] */ 13259deaec5SRodney W. Grimes int tm_mon; /* months since January [0-11] */ 13359deaec5SRodney W. Grimes int tm_year; /* years since 1900 */ 13459deaec5SRodney W. Grimes int tm_wday; /* days since Sunday [0-6] */ 13559deaec5SRodney W. Grimes int tm_yday; /* days since January 1 [0-365] */ 13659deaec5SRodney W. Grimes int tm_isdst; /* Daylight Savings Time flag */ 1375b32a38aSPoul-Henning Kamp long tm_gmtoff; /* offset from UTC in seconds */ 13859deaec5SRodney W. Grimes char *tm_zone; /* timezone abbreviation */ 13959deaec5SRodney W. Grimes }; 14059deaec5SRodney W. Grimes 1411cb2a9aeSGarrett Wollman #if __POSIX_VISIBLE 1422bd32397SJoseph Koshy extern char *tzname[]; 1432bd32397SJoseph Koshy #endif 1442bd32397SJoseph Koshy 14559deaec5SRodney W. Grimes __BEGIN_DECLS 146bb28f3c2SWarner Losh char *asctime(const struct tm *); 147bb28f3c2SWarner Losh clock_t clock(void); 148bb28f3c2SWarner Losh char *ctime(const time_t *); 149*ef1fcaf0SWarner Losh #ifndef _STANDALONE 150bb28f3c2SWarner Losh double difftime(time_t, time_t); 151*ef1fcaf0SWarner Losh #endif 1526d2f64c1SDavid Schultz /* XXX missing: getdate() */ 153bb28f3c2SWarner Losh struct tm *gmtime(const time_t *); 154bb28f3c2SWarner Losh struct tm *localtime(const time_t *); 155bb28f3c2SWarner Losh time_t mktime(struct tm *); 156620035efSRobert Drehmel size_t strftime(char * __restrict, size_t, const char * __restrict, 157620035efSRobert Drehmel const struct tm * __restrict); 158bb28f3c2SWarner Losh time_t time(time_t *); 159bd3e40ceSDavid Xu #if __POSIX_VISIBLE >= 200112 160bd3e40ceSDavid Xu struct sigevent; 161bd3e40ceSDavid Xu int timer_create(clockid_t, struct sigevent *__restrict, timer_t *__restrict); 162bd3e40ceSDavid Xu int timer_delete(timer_t); 163bd3e40ceSDavid Xu int timer_gettime(timer_t, struct itimerspec *); 164bd3e40ceSDavid Xu int timer_getoverrun(timer_t); 165bd3e40ceSDavid Xu int timer_settime(timer_t, int, const struct itimerspec *__restrict, 166bd3e40ceSDavid Xu struct itimerspec *__restrict); 167bd3e40ceSDavid Xu #endif 1681cb2a9aeSGarrett Wollman #if __POSIX_VISIBLE 169bb28f3c2SWarner Losh void tzset(void); 1701cb2a9aeSGarrett Wollman #endif 1711cb2a9aeSGarrett Wollman 172b8c54054SGarrett Wollman #if __POSIX_VISIBLE >= 199309 173b8c54054SGarrett Wollman int clock_getres(clockid_t, struct timespec *); 174b8c54054SGarrett Wollman int clock_gettime(clockid_t, struct timespec *); 175b8c54054SGarrett Wollman int clock_settime(clockid_t, const struct timespec *); 176b8c54054SGarrett Wollman int nanosleep(const struct timespec *, struct timespec *); 177b8c54054SGarrett Wollman #endif /* __POSIX_VISIBLE >= 199309 */ 178b8c54054SGarrett Wollman 179224ee591SDavid Xu #if __POSIX_VISIBLE >= 200112 180224ee591SDavid Xu int clock_getcpuclockid(pid_t, clockid_t *); 1813f8455b0SEric van Gyzen int clock_nanosleep(clockid_t, int, const struct timespec *, struct timespec *); 182224ee591SDavid Xu #endif 183224ee591SDavid Xu 184b3ab54e1SGarrett Wollman #if __POSIX_VISIBLE >= 199506 185b3ab54e1SGarrett Wollman char *asctime_r(const struct tm *, char *); 186b3ab54e1SGarrett Wollman char *ctime_r(const time_t *, char *); 187b3ab54e1SGarrett Wollman struct tm *gmtime_r(const time_t *, struct tm *); 188b3ab54e1SGarrett Wollman struct tm *localtime_r(const time_t *, struct tm *); 189b3ab54e1SGarrett Wollman #endif 190b3ab54e1SGarrett Wollman 1911cb2a9aeSGarrett Wollman #if __XSI_VISIBLE 192d542f511SRobert Drehmel char *strptime(const char * __restrict, const char * __restrict, 193d542f511SRobert Drehmel struct tm * __restrict); 1941cb2a9aeSGarrett Wollman #endif 1951cb2a9aeSGarrett Wollman 1961cb2a9aeSGarrett Wollman #if __BSD_VISIBLE 1976d2f64c1SDavid Schultz char *timezone(int, int); /* XXX XSI conflict */ 198bb28f3c2SWarner Losh void tzsetwall(void); 199bb28f3c2SWarner Losh time_t timelocal(struct tm * const); 200bb28f3c2SWarner Losh time_t timegm(struct tm * const); 201ddce1c3dSKonstantin Belousov int timer_oshandle_np(timer_t timerid); 2021cb2a9aeSGarrett Wollman #endif /* __BSD_VISIBLE */ 203a8ed63bbSDavid Chisnall 2043ac9d659SDavid Chisnall #if __POSIX_VISIBLE >= 200809 || defined(_XLOCALE_H_) 205a8ed63bbSDavid Chisnall #include <xlocale/_time.h> 206a8ed63bbSDavid Chisnall #endif 20759deaec5SRodney W. Grimes __END_DECLS 20859deaec5SRodney W. Grimes 20959deaec5SRodney W. Grimes #endif /* !_TIME_H_ */ 210