Annotation of src/include/time.h, Revision 1.29
1.29 ! millert 1: /* $OpenBSD: time.h,v 1.28 2015/04/07 01:47:04 millert 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>
1.1 deraadt 47:
1.18 millert 48: #ifndef _CLOCK_T_DEFINED_
49: #define _CLOCK_T_DEFINED_
50: typedef __clock_t clock_t;
1.1 deraadt 51: #endif
52:
1.18 millert 53: #ifndef _TIME_T_DEFINED_
54: #define _TIME_T_DEFINED_
55: typedef __time_t time_t;
1.1 deraadt 56: #endif
57:
1.18 millert 58: #ifndef _SIZE_T_DEFINED_
59: #define _SIZE_T_DEFINED_
60: typedef __size_t size_t;
1.1 deraadt 61: #endif
62:
1.17 millert 63: #if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE
64: /*
65: * Frequency of the clock ticks reported by times(). Deprecated - use
66: * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.)
67: */
68: #define CLK_TCK 100
69: #endif
70:
71: #define CLOCKS_PER_SEC 100 /* frequency of ticks reported by clock(). */
72:
1.22 kettenis 73: #if __POSIX_VISIBLE >= 199309
1.17 millert 74: #ifndef _TIMESPEC_DECLARED
75: #define _TIMESPEC_DECLARED
76: struct timespec {
77: time_t tv_sec; /* seconds */
78: long tv_nsec; /* and nanoseconds */
79: };
80: #endif
1.1 deraadt 81:
1.21 kettenis 82: #include <sys/_time.h>
83:
84: #ifndef _CLOCKID_T_DEFINED_
85: #define _CLOCKID_T_DEFINED_
86: typedef __clockid_t clockid_t;
87: #endif
88:
89: #ifndef _TIMER_T_DEFINED_
90: #define _TIMER_T_DEFINED_
91: typedef __timer_t timer_t;
92: #endif
93: #endif
94:
1.25 guenther 95: #if __POSIX_VISIBLE >= 200112
96: #ifndef _PID_T_DEFINED_
97: #define _PID_T_DEFINED_
98: typedef __pid_t pid_t;
99: #endif
100: #endif
101:
1.1 deraadt 102: struct tm {
103: int tm_sec; /* seconds after the minute [0-60] */
104: int tm_min; /* minutes after the hour [0-59] */
105: int tm_hour; /* hours since midnight [0-23] */
106: int tm_mday; /* day of the month [1-31] */
107: int tm_mon; /* months since January [0-11] */
108: int tm_year; /* years since 1900 */
109: int tm_wday; /* days since Sunday [0-6] */
110: int tm_yday; /* days since January 1 [0-365] */
1.5 pjanzen 111: int tm_isdst; /* Daylight Saving Time flag */
1.6 aaron 112: long tm_gmtoff; /* offset from UTC in seconds */
1.1 deraadt 113: char *tm_zone; /* timezone abbreviation */
114: };
115:
116: __BEGIN_DECLS
1.11 millert 117: char *asctime(const struct tm *);
118: clock_t clock(void);
119: char *ctime(const time_t *);
120: double difftime(time_t, time_t);
121: struct tm *gmtime(const time_t *);
122: struct tm *localtime(const time_t *);
123: time_t mktime(struct tm *);
1.23 guenther 124: size_t strftime(char *__restrict, size_t, const char *__restrict,
125: const struct tm *__restrict)
1.16 avsm 126: __attribute__ ((__bounded__(__string__,1,2)));
1.22 kettenis 127: time_t time(time_t *);
128:
1.28 millert 129: #if __XPG_VISIBLE >= 300
130: extern int daylight;
131: extern long timezone;
132: #endif
1.22 kettenis 133: #if __XPG_VISIBLE >= 400
1.23 guenther 134: char *strptime(const char *__restrict, const char *__restrict,
135: struct tm *__restrict);
1.22 kettenis 136: #endif
137:
138: #if __POSIX_VISIBLE >= 199506
1.23 guenther 139: char *asctime_r(const struct tm *__restrict, char *__restrict)
1.16 avsm 140: __attribute__ ((__bounded__(__minbytes__,2,26)));
141: char *ctime_r(const time_t *, char *)
142: __attribute__ ((__bounded__(__minbytes__,2,26)));
1.23 guenther 143: struct tm *gmtime_r(const time_t *__restrict, struct tm *__restrict);
144: struct tm *localtime_r(const time_t *__restrict, struct tm *__restrict);
1.22 kettenis 145: #endif
1.1 deraadt 146:
1.17 millert 147: #if __POSIX_VISIBLE
1.1 deraadt 148: extern char *tzname[2];
1.11 millert 149: void tzset(void);
1.21 kettenis 150: #endif
151:
1.22 kettenis 152: #if __POSIX_VISIBLE >= 199309
1.21 kettenis 153: int clock_getres(clockid_t, struct timespec *);
154: int clock_gettime(clockid_t, struct timespec *);
155: int clock_settime(clockid_t, const struct timespec *);
1.22 kettenis 156: int nanosleep(const struct timespec *, struct timespec *);
1.25 guenther 157: #endif
158:
159: #if __POSIX_VISIBLE >= 200112
160: int clock_getcpuclockid(pid_t, clockid_t *);
1.17 millert 161: #endif
1.1 deraadt 162:
1.17 millert 163: #if __BSD_VISIBLE
1.11 millert 164: void tzsetwall(void);
165: time_t timelocal(struct tm *);
166: time_t timegm(struct tm *);
167: time_t timeoff(struct tm *, const long);
1.17 millert 168: #endif
1.1 deraadt 169: __END_DECLS
170:
171: #endif /* !_TIME_H_ */
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