1 /* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * (c) UNIX System Laboratories, Inc. 5 * All or some portions of this file are derived from material licensed 6 * to the University of California by American Telephone and Telegraph 7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8 * the permission of UNIX System Laboratories, Inc. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)time.h 8.3 (Berkeley) 1/21/94 39 * $DragonFly: src/include/time.h,v 1.7 2008/06/05 17:53:10 swildner Exp $ 40 */ 41 42 #ifndef _TIME_H_ 43 #define _TIME_H_ 44 45 #include <sys/cdefs.h> 46 47 #ifndef _MACHINE_STDINT_H_ 48 #include <machine/stdint.h> 49 #endif 50 #include <machine/uvparam.h> 51 #include <sys/_posix.h> 52 53 #if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE 54 /* 55 * Frequency of the clock ticks reported by times(). Deprecated - use 56 * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.) 57 */ 58 #define CLK_TCK _BSD_CLK_TCK_ 59 #endif 60 61 /* Frequency of the clock ticks reported by clock(). */ 62 #define CLOCKS_PER_SEC _BSD_CLOCKS_PER_SEC_ 63 64 #include <sys/_null.h> 65 66 #ifndef _CLOCK_T_DECLARED 67 #define _CLOCK_T_DECLARED 68 typedef __clock_t clock_t; 69 #endif 70 71 #ifndef _TIME_T_DECLARED 72 #define _TIME_T_DECLARED 73 typedef __time_t time_t; 74 #endif 75 76 #ifndef _SIZE_T_DECLARED 77 #define _SIZE_T_DECLARED 78 typedef __size_t size_t; 79 #endif 80 81 #if __POSIX_VISIBLE >= 199309 82 /* 83 * New in POSIX 1003.1b-1993. 84 */ 85 #ifndef _CLOCKID_T_DECLARED 86 #define _CLOCKID_T_DECLARED 87 typedef __clockid_t clockid_t; 88 #endif 89 90 #ifndef _TIMER_T_DECLARED 91 #define _TIMER_T_DECLARED 92 typedef __timer_t timer_t; 93 #endif 94 95 #ifndef _TIMESPEC_DECLARED 96 #define _TIMESPEC_DECLARED 97 struct timespec { 98 time_t tv_sec; /* seconds */ 99 long tv_nsec; /* and nanoseconds */ 100 }; 101 #endif 102 #endif /* __POSIX_VISIBLE >= 199309 */ 103 104 /* These macros are also in sys/time.h. */ 105 #if !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112 106 #define CLOCK_REALTIME 0 107 #ifdef __BSD_VISIBLE 108 #define CLOCK_VIRTUAL 1 109 #define CLOCK_PROF 2 110 #endif 111 #define CLOCK_MONOTONIC 4 112 #endif /* !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112 */ 113 114 #if !defined(TIMER_ABSTIME) && __POSIX_VISIBLE >= 200112 115 #if __BSD_VISIBLE 116 #define TIMER_RELTIME 0x0 /* relative timer */ 117 #endif 118 #define TIMER_ABSTIME 0x1 /* absolute timer */ 119 #endif 120 121 struct tm { 122 int tm_sec; /* seconds after the minute [0-60] */ 123 int tm_min; /* minutes after the hour [0-59] */ 124 int tm_hour; /* hours since midnight [0-23] */ 125 int tm_mday; /* day of the month [1-31] */ 126 int tm_mon; /* months since January [0-11] */ 127 int tm_year; /* years since 1900 */ 128 int tm_wday; /* days since Sunday [0-6] */ 129 int tm_yday; /* days since January 1 [0-365] */ 130 int tm_isdst; /* Daylight Savings Time flag */ 131 long tm_gmtoff; /* offset from CUT in seconds */ 132 char *tm_zone; /* timezone abbreviation */ 133 }; 134 135 #if __POSIX_VISIBLE 136 extern char *tzname[]; 137 #endif 138 139 __BEGIN_DECLS 140 char *asctime (const struct tm *); 141 clock_t clock (void); 142 char *ctime (const time_t *); 143 double difftime (time_t, time_t); 144 struct tm *gmtime (const time_t *); 145 struct tm *localtime (const time_t *); 146 time_t mktime (struct tm *); 147 size_t strftime (char * __restrict, size_t, const char * __restrict, 148 const struct tm * __restrict); 149 time_t time (time_t *); 150 151 #if __POSIX_VISIBLE 152 void tzset (void); 153 #endif 154 155 #if __POSIX_VISIBLE >= 199506 156 char *asctime_r (const struct tm *, char *); 157 char *ctime_r (const time_t *, char *); 158 struct tm *gmtime_r (const time_t *, struct tm *); 159 struct tm *localtime_r (const time_t *, struct tm *); 160 #endif 161 162 #if __POSIX_VISIBLE >= 199309 163 /* Introduced in POSIX 1003.1b-1993, not part of 1003.1-1990. */ 164 int clock_getres (clockid_t, struct timespec *); 165 int clock_gettime (clockid_t, struct timespec *); 166 int clock_settime (clockid_t, const struct timespec *); 167 int nanosleep (const struct timespec *, struct timespec *); 168 #endif /* __POSIX_VISIBLE >= 199309 */ 169 170 #if __XSI_VISIBLE 171 extern int daylight; 172 extern long timezone; 173 char *strptime (const char * __restrict, const char * __restrict, 174 struct tm * __restrict); 175 #endif 176 177 #if __BSD_VISIBLE 178 void tzsetwall (void); 179 time_t timelocal (struct tm * const); 180 time_t timegm (struct tm * const); 181 #endif /* __BSD_VISIBLE */ 182 __END_DECLS 183 184 #endif /* !_TIME_H_ */ 185