Annotation of src/include/time.h, Revision 1.32
1.32 ! millert 1: /* $OpenBSD: time.h,v 1.31 2018/10/30 16:28:42 guenther Exp $ */
1.1 deraadt 2: /* $NetBSD: time.h,v 1.9 1994/10/26 00:56:35 cgd Exp $ */
3:
4: /*
5: * Copyright (c) 1989 The Regents of the University of California.
6: * All rights reserved.
7: *
8: * (c) UNIX System Laboratories, Inc.
9: * All or some portions of this file are derived from material licensed
10: * to the University of California by American Telephone and Telegraph
11: * Co. or Unix System Laboratories, Inc. and are reproduced herein with
12: * the permission of UNIX System Laboratories, Inc.
13: *
14: * Redistribution and use in source and binary forms, with or without
15: * modification, are permitted provided that the following conditions
16: * are met:
17: * 1. Redistributions of source code must retain the above copyright
18: * notice, this list of conditions and the following disclaimer.
19: * 2. Redistributions in binary form must reproduce the above copyright
20: * notice, this list of conditions and the following disclaimer in the
21: * documentation and/or other materials provided with the distribution.
1.13 millert 22: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 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 5.12 (Berkeley) 3/9/91
39: */
40:
41: #ifndef _TIME_H_
42: #define _TIME_H_
43:
1.17 millert 44: #include <sys/cdefs.h>
1.29 millert 45: #include <sys/_null.h>
1.24 guenther 46: #include <sys/_types.h>
1.32 ! millert 47: #include <sys/_time.h>
1.1 deraadt 48:
1.18 millert 49: #ifndef _CLOCK_T_DEFINED_
50: #define _CLOCK_T_DEFINED_
51: typedef __clock_t clock_t;
1.1 deraadt 52: #endif
53:
1.18 millert 54: #ifndef _TIME_T_DEFINED_
55: #define _TIME_T_DEFINED_
56: typedef __time_t time_t;
1.1 deraadt 57: #endif
58:
1.18 millert 59: #ifndef _SIZE_T_DEFINED_
60: #define _SIZE_T_DEFINED_
61: typedef __size_t size_t;
1.1 deraadt 62: #endif
63:
1.17 millert 64: #if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE
65: /*
66: * Frequency of the clock ticks reported by times(). Deprecated - use
67: * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.)
68: */
69: #define CLK_TCK 100
70: #endif
71:
1.31 guenther 72: #if __POSIX_VISIBLE >= 199309
1.21 kettenis 73: #ifndef _CLOCKID_T_DEFINED_
74: #define _CLOCKID_T_DEFINED_
75: typedef __clockid_t clockid_t;
76: #endif
77:
78: #ifndef _TIMER_T_DEFINED_
79: #define _TIMER_T_DEFINED_
80: typedef __timer_t timer_t;
81: #endif
82: #endif
83:
1.25 guenther 84: #if __POSIX_VISIBLE >= 200112
85: #ifndef _PID_T_DEFINED_
86: #define _PID_T_DEFINED_
87: typedef __pid_t pid_t;
88: #endif
89: #endif
90:
1.30 schwarze 91: #if __POSIX_VISIBLE >= 200809
92: #ifndef _LOCALE_T_DEFINED_
93: #define _LOCALE_T_DEFINED_
94: typedef void *locale_t;
95: #endif
96: #endif
97:
1.1 deraadt 98: struct tm {
99: int tm_sec; /* seconds after the minute [0-60] */
100: int tm_min; /* minutes after the hour [0-59] */
101: int tm_hour; /* hours since midnight [0-23] */
102: int tm_mday; /* day of the month [1-31] */
103: int tm_mon; /* months since January [0-11] */
104: int tm_year; /* years since 1900 */
105: int tm_wday; /* days since Sunday [0-6] */
106: int tm_yday; /* days since January 1 [0-365] */
1.5 pjanzen 107: int tm_isdst; /* Daylight Saving Time flag */
1.6 aaron 108: long tm_gmtoff; /* offset from UTC in seconds */
1.1 deraadt 109: char *tm_zone; /* timezone abbreviation */
110: };
111:
112: __BEGIN_DECLS
1.11 millert 113: char *asctime(const struct tm *);
114: clock_t clock(void);
115: char *ctime(const time_t *);
116: double difftime(time_t, time_t);
117: struct tm *gmtime(const time_t *);
118: struct tm *localtime(const time_t *);
119: time_t mktime(struct tm *);
1.23 guenther 120: size_t strftime(char *__restrict, size_t, const char *__restrict,
121: const struct tm *__restrict)
1.16 avsm 122: __attribute__ ((__bounded__(__string__,1,2)));
1.22 kettenis 123: time_t time(time_t *);
124:
1.28 millert 125: #if __XPG_VISIBLE >= 300
126: extern int daylight;
127: extern long timezone;
128: #endif
1.22 kettenis 129: #if __XPG_VISIBLE >= 400
1.23 guenther 130: char *strptime(const char *__restrict, const char *__restrict,
131: struct tm *__restrict);
1.22 kettenis 132: #endif
133:
134: #if __POSIX_VISIBLE >= 199506
1.23 guenther 135: char *asctime_r(const struct tm *__restrict, char *__restrict)
1.16 avsm 136: __attribute__ ((__bounded__(__minbytes__,2,26)));
137: char *ctime_r(const time_t *, char *)
138: __attribute__ ((__bounded__(__minbytes__,2,26)));
1.23 guenther 139: struct tm *gmtime_r(const time_t *__restrict, struct tm *__restrict);
140: struct tm *localtime_r(const time_t *__restrict, struct tm *__restrict);
1.22 kettenis 141: #endif
1.1 deraadt 142:
1.17 millert 143: #if __POSIX_VISIBLE
1.1 deraadt 144: extern char *tzname[2];
1.11 millert 145: void tzset(void);
1.21 kettenis 146: #endif
147:
1.22 kettenis 148: #if __POSIX_VISIBLE >= 199309
1.21 kettenis 149: int clock_getres(clockid_t, struct timespec *);
150: int clock_gettime(clockid_t, struct timespec *);
151: int clock_settime(clockid_t, const struct timespec *);
1.22 kettenis 152: int nanosleep(const struct timespec *, struct timespec *);
1.25 guenther 153: #endif
154:
155: #if __POSIX_VISIBLE >= 200112
156: int clock_getcpuclockid(pid_t, clockid_t *);
1.30 schwarze 157: #endif
158:
159: #if __POSIX_VISIBLE >= 200809
160: size_t strftime_l(char *__restrict, size_t, const char *__restrict,
161: const struct tm *__restrict, locale_t)
162: __attribute__ ((__bounded__(__string__,1,2)));
1.31 guenther 163: #endif
164:
165: #if __ISO_C_VISIBLE >= 2011
166: #define TIME_UTC 1 /* time elapsed since epoch */
167: int timespec_get(struct timespec *_ts, int _base);
1.17 millert 168: #endif
1.1 deraadt 169:
1.17 millert 170: #if __BSD_VISIBLE
1.11 millert 171: void tzsetwall(void);
172: time_t timelocal(struct tm *);
173: time_t timegm(struct tm *);
174: time_t timeoff(struct tm *, const long);
1.17 millert 175: #endif
1.1 deraadt 176: __END_DECLS
177:
178: #endif /* !_TIME_H_ */
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