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.
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11 * modification, are permitted provided that the following conditions
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 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * @(#)time.h 8.3 (Berkeley) 1/21/94
35 * © Portions Copyright (c) 2005-2008 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
39 * $FreeBSD: src/include/time.h,v 1.32 2005/04/02 12:33:27 das Exp $
45 #include <sys/cdefs.h>
46 #include <sys/_null.h>
47 #include <sys/_types.h>
49 #include <sys/types.h>
52 #if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE
54 * Frequency of the clock ticks reported by times(). Deprecated - use
55 * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.)
59 #endif //__SYMBIAN32__
62 /* Frequency of the clock ticks reported by clock(). */
64 #define CLOCKS_PER_SEC 128
65 #endif //__SYMBIAN32__
67 #ifndef _CLOCK_T_DECLARED
68 typedef __clock_t clock_t;
69 #define _CLOCK_T_DECLARED
72 #ifndef _TIME_T_DECLARED
73 typedef __time_t time_t;
74 #define _TIME_T_DECLARED
77 #ifndef _SIZE_T_DECLARED
78 typedef __size_t size_t;
79 #define _SIZE_T_DECLARED
82 #if __POSIX_VISIBLE >= 199309
84 * New in POSIX 1003.1b-1993.
86 #ifndef _CLOCKID_T_DECLARED
87 typedef __clockid_t clockid_t;
88 #define _CLOCKID_T_DECLARED
91 #ifndef _TIMER_T_DECLARED
92 typedef __timer_t timer_t;
93 #define _TIMER_T_DECLARED
96 #include <sys/timespec.h>
98 /* POSIX.1b structure for timer start values and intervals. */
101 struct timespec it_interval;
102 struct timespec it_value;
105 /* We can use a simple forward declaration. */
107 #endif /* __POSIX_VISIBLE >= 199309 */
109 /* These macros are also in sys/time.h. */
110 #if !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112
111 #define CLOCK_REALTIME 0
113 #define CLOCK_VIRTUAL 1
116 #define CLOCK_MONOTONIC 4
117 #endif /* !defined(CLOCK_REALTIME) && __POSIX_VISIBLE >= 200112 */
119 #if !defined(TIMER_ABSTIME) && __POSIX_VISIBLE >= 200112
121 #define TIMER_RELTIME 0x0 /* relative timer */
123 #define TIMER_ABSTIME 0x1 /* absolute timer */
124 #endif /* !defined(TIMER_ABSTIME) && __POSIX_VISIBLE >= 200112 */
127 int tm_sec; /* seconds after the minute [0-60] */
128 int tm_min; /* minutes after the hour [0-59] */
129 int tm_hour; /* hours since midnight [0-23] */
130 int tm_mday; /* day of the month [1-31] */
131 int tm_mon; /* months since January [0-11] */
132 int tm_year; /* years since 1900 */
133 int tm_wday; /* days since Sunday [0-6] */
134 int tm_yday; /* days since January 1 [0-365] */
135 int tm_isdst; /* Daylight Savings Time flag */
136 long tm_gmtoff; /* offset from UTC in seconds */
137 char *tm_zone; /* timezone abbreviation */
141 extern char *tzname[];
149 #endif /* __SOFTFP */
151 IMPORT_C char*** __tzname(void);
152 #define tzname (*__tzname())
153 #endif //__SYMBIAN32__
156 char *asctime(const struct tm *);
160 char *ctime(const time_t *);
162 double difftime(time_t, time_t) __SOFTFP;
163 /* XXX missing: getdate() */
165 struct tm *gmtime(const time_t *);
167 struct tm *localtime(const time_t *);
169 time_t mktime(struct tm *);
171 size_t strftime(char * __restrict, size_t, const char * __restrict,
172 const struct tm * __restrict);
174 time_t time(time_t *);
181 #if __POSIX_VISIBLE >= 199309
183 int clock_getres(clockid_t, struct timespec *);
185 int clock_gettime(clockid_t, struct timespec *);
187 int clock_settime(clockid_t, const struct timespec *);
188 /* XXX missing: clock_nanosleep() */
190 int nanosleep(const struct timespec *, struct timespec *);
192 //////////////////////////LIBRT: START/////////////////////////////////
194 /* Create new per-process timer using CLOCK_ID. */
195 IMPORT_C int timer_create (clockid_t __clock_id,
196 struct sigevent *__restrict __evp,
197 timer_t *__restrict __timerid);
199 /* Delete timer TIMERID. */
200 IMPORT_C int timer_delete (timer_t __timerid);
202 /* Set timer TIMERID to VALUE, returning old value in OVLAUE. */
203 IMPORT_C int timer_settime (timer_t __timerid, int __flags,
204 const struct itimerspec *__restrict __value,
205 struct itimerspec *__restrict __ovalue);
207 /* Get current value of timer TIMERID and store it in VLAUE. */
208 IMPORT_C int timer_gettime (timer_t __timerid, struct itimerspec *__value);
210 /* Get expiration overrun for timer TIMERID. */
211 IMPORT_C int timer_getoverrun (timer_t __timerid);
213 IMPORT_C int clock_nanosleep(clockid_t clock_id, int flags,
214 const struct timespec *rqtp, struct timespec *rmtp);
215 //////////////////////////LIBRT: END/////////////////////////////////
217 #endif /* __POSIX_VISIBLE >= 199309 */
221 int clock_getcpuclockid(pid_t , clockid_t *);
222 #endif //__SYMBIAN32__
225 #if __POSIX_VISIBLE >= 199506
227 char *asctime_r(const struct tm *, char *);
229 char *ctime_r(const time_t *, char *);
231 struct tm *gmtime_r(const time_t *, struct tm *);
233 struct tm *localtime_r(const time_t *, struct tm *);
238 char *strptime(const char * __restrict, const char * __restrict,
239 struct tm * __restrict);
243 char *timezone(int, int); /* XXX XSI conflict */
244 #ifndef __SYMBIAN32__
245 void tzsetwall(void);
246 #endif //__SYMBIAN32__
247 time_t timelocal(struct tm * const);
248 IMPORT_C time_t timegm(struct tm * const);
249 #endif /* __BSD_VISIBLE */
252 #endif /* !_TIME_H_ */