1 /*
2 * Copyright (C) 2008 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
29 #ifndef _TIME_H_
30 #define _TIME_H_
32 #include <sys/cdefs.h>
33 #include <sys/time.h>
34 #include <xlocale.h>
36 __BEGIN_DECLS
38 #define CLOCKS_PER_SEC 1000000
40 extern char* tzname[] __LIBC_ABI_PUBLIC__;
41 extern int daylight __LIBC_ABI_PUBLIC__;
42 extern long int timezone __LIBC_ABI_PUBLIC__;
44 struct sigevent;
46 struct tm {
47 int tm_sec;
48 int tm_min;
49 int tm_hour;
50 int tm_mday;
51 int tm_mon;
52 int tm_year;
53 int tm_wday;
54 int tm_yday;
55 int tm_isdst;
56 long int tm_gmtoff;
57 const char* tm_zone;
58 };
60 #define TM_ZONE tm_zone
62 extern time_t time(time_t*) __LIBC_ABI_PUBLIC__;
63 extern int nanosleep(const struct timespec*, struct timespec*) __LIBC_ABI_PUBLIC__;
65 extern char* asctime(const struct tm*) __LIBC_ABI_PUBLIC__;
66 extern char* asctime_r(const struct tm*, char*) __LIBC_ABI_PUBLIC__;
68 extern double difftime(time_t, time_t) __LIBC_ABI_PUBLIC__;
69 extern time_t mktime(struct tm*) __LIBC_ABI_PUBLIC__;
71 extern struct tm* localtime(const time_t*) __LIBC_ABI_PUBLIC__;
72 extern struct tm* localtime_r(const time_t*, struct tm*) __LIBC_ABI_PUBLIC__;
74 extern struct tm* gmtime(const time_t*) __LIBC_ABI_PUBLIC__;
75 extern struct tm* gmtime_r(const time_t*, struct tm*) __LIBC_ABI_PUBLIC__;
77 extern char* strptime(const char*, const char*, struct tm*) __LIBC_ABI_PUBLIC__;
78 extern size_t strftime(char*, size_t, const char*, const struct tm*) __LIBC_ABI_PUBLIC__;
79 extern size_t strftime_l(char *, size_t, const char *, const struct tm *, locale_t) __LIBC_ABI_PUBLIC__;
81 extern char* ctime(const time_t*) __LIBC_ABI_PUBLIC__;
82 extern char* ctime_r(const time_t*, char*) __LIBC_ABI_PUBLIC__;
84 extern void tzset(void) __LIBC_ABI_PUBLIC__;
86 extern clock_t clock(void) __LIBC_ABI_PUBLIC__;
88 extern int clock_getcpuclockid(pid_t, clockid_t*) __LIBC_ABI_PUBLIC__;
90 extern int clock_getres(clockid_t, struct timespec*) __LIBC_ABI_PUBLIC__;
91 extern int clock_gettime(clockid_t, struct timespec*) __LIBC_ABI_PUBLIC__;
92 extern int clock_nanosleep(clockid_t, int, const struct timespec*, struct timespec*) __LIBC_ABI_PUBLIC__;
93 extern int clock_settime(clockid_t, const struct timespec*) __LIBC_ABI_PUBLIC__;
95 extern int timer_create(int, struct sigevent*, timer_t*) __LIBC_ABI_PUBLIC__;
96 extern int timer_delete(timer_t) __LIBC_ABI_PUBLIC__;
97 extern int timer_settime(timer_t, int, const struct itimerspec*, struct itimerspec*) __LIBC_ABI_PUBLIC__;
98 extern int timer_gettime(timer_t, struct itimerspec*) __LIBC_ABI_PUBLIC__;
99 extern int timer_getoverrun(timer_t) __LIBC_ABI_PUBLIC__;
101 /* Non-standard extensions that are in the BSDs and glibc. */
102 extern time_t timelocal(struct tm*) __LIBC_ABI_PUBLIC__;
103 extern time_t timegm(struct tm*) __LIBC_ABI_PUBLIC__;
105 __END_DECLS
107 #endif /* _TIME_H_ */