Annotation of src/include/time.h, Revision 1.19
1.19 ! miod 1: /* $OpenBSD: time.h,v 1.18 2006/01/06 18:53:04 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>
1.18 millert 45: #include <machine/_types.h>
1.1 deraadt 46:
47: #ifndef NULL
1.7 espie 48: #ifdef __GNUG__
1.8 espie 49: #define NULL __null
1.7 espie 50: #else
1.19 ! miod 51: #define NULL ((void *)0)
1.7 espie 52: #endif
1.1 deraadt 53: #endif
54:
1.18 millert 55: #ifndef _CLOCK_T_DEFINED_
56: #define _CLOCK_T_DEFINED_
57: typedef __clock_t clock_t;
1.1 deraadt 58: #endif
59:
1.18 millert 60: #ifndef _TIME_T_DEFINED_
61: #define _TIME_T_DEFINED_
62: typedef __time_t time_t;
1.1 deraadt 63: #endif
64:
1.18 millert 65: #ifndef _SIZE_T_DEFINED_
66: #define _SIZE_T_DEFINED_
67: typedef __size_t size_t;
1.1 deraadt 68: #endif
69:
1.17 millert 70: #if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE
71: /*
72: * Frequency of the clock ticks reported by times(). Deprecated - use
73: * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.)
74: */
75: #define CLK_TCK 100
76: #endif
77:
78: #define CLOCKS_PER_SEC 100 /* frequency of ticks reported by clock(). */
79:
80: #ifndef _TIMESPEC_DECLARED
81: #define _TIMESPEC_DECLARED
82: struct timespec {
83: time_t tv_sec; /* seconds */
84: long tv_nsec; /* and nanoseconds */
85: };
86: #endif
1.1 deraadt 87:
88: struct tm {
89: int tm_sec; /* seconds after the minute [0-60] */
90: int tm_min; /* minutes after the hour [0-59] */
91: int tm_hour; /* hours since midnight [0-23] */
92: int tm_mday; /* day of the month [1-31] */
93: int tm_mon; /* months since January [0-11] */
94: int tm_year; /* years since 1900 */
95: int tm_wday; /* days since Sunday [0-6] */
96: int tm_yday; /* days since January 1 [0-365] */
1.5 pjanzen 97: int tm_isdst; /* Daylight Saving Time flag */
1.6 aaron 98: long tm_gmtoff; /* offset from UTC in seconds */
1.1 deraadt 99: char *tm_zone; /* timezone abbreviation */
100: };
101:
102: __BEGIN_DECLS
1.10 millert 103: struct timespec;
1.11 millert 104: char *asctime(const struct tm *);
105: clock_t clock(void);
106: char *ctime(const time_t *);
107: double difftime(time_t, time_t);
108: struct tm *gmtime(const time_t *);
109: struct tm *localtime(const time_t *);
110: time_t mktime(struct tm *);
1.16 avsm 111: size_t strftime(char *, size_t, const char *, const struct tm *)
112: __attribute__ ((__bounded__(__string__,1,2)));
1.11 millert 113: char *strptime(const char *, const char *, struct tm *);
114: time_t time(time_t *);
1.16 avsm 115: char *asctime_r(const struct tm *, char *)
116: __attribute__ ((__bounded__(__minbytes__,2,26)));
117: char *ctime_r(const time_t *, char *)
118: __attribute__ ((__bounded__(__minbytes__,2,26)));
1.11 millert 119: struct tm *gmtime_r(const time_t *, struct tm *);
120: struct tm *localtime_r(const time_t *, struct tm *);
121: int nanosleep(const struct timespec *, struct timespec *);
1.1 deraadt 122:
1.17 millert 123: #if __POSIX_VISIBLE
1.1 deraadt 124: extern char *tzname[2];
1.11 millert 125: void tzset(void);
1.17 millert 126: #endif
1.1 deraadt 127:
1.17 millert 128: #if __BSD_VISIBLE
1.11 millert 129: char *timezone(int, int);
130: void tzsetwall(void);
131: time_t timelocal(struct tm *);
132: time_t timegm(struct tm *);
133: time_t timeoff(struct tm *, const long);
1.17 millert 134: #endif
1.1 deraadt 135: __END_DECLS
136:
137: #endif /* !_TIME_H_ */