mirror of
https://github.com/asterisk/asterisk.git
synced 2025-10-26 14:27:14 +00:00
56f915e783
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1506 65c4cc65-6c06-0410-ace0-fbb531ad65f3
191 lines
5.0 KiB
C
Executable File
191 lines
5.0 KiB
C
Executable File
#ifndef TZFILE_H
|
|
|
|
#define TZFILE_H
|
|
|
|
/*
|
|
** This file is in the public domain, so clarified as of
|
|
** 1996-06-05 by Arthur David Olson (arthur_david_olson@nih.gov).
|
|
*/
|
|
|
|
/*
|
|
** This header is for use ONLY with the time conversion code.
|
|
** There is no guarantee that it will remain unchanged,
|
|
** or that it will remain at all.
|
|
** Do NOT copy it to any system include directory.
|
|
** Thank you!
|
|
*/
|
|
|
|
/*
|
|
** ID
|
|
*/
|
|
|
|
#ifndef lint
|
|
#ifndef NOID
|
|
/*
|
|
static char tzfilehid[] = "@(#)tzfile.h 7.14";
|
|
*/
|
|
#endif /* !defined NOID */
|
|
#endif /* !defined lint */
|
|
|
|
/*
|
|
** Information about time zone files.
|
|
*/
|
|
|
|
#ifndef TZDIR
|
|
#define TZDIR "/usr/share/zoneinfo" /* Time zone object file directory */
|
|
#endif /* !defined TZDIR */
|
|
|
|
#ifndef TZDEFAULT
|
|
#define TZDEFAULT "/etc/localtime"
|
|
#endif /* !defined TZDEFAULT */
|
|
|
|
#ifndef TZDEFRULES
|
|
#define TZDEFRULES "posixrules"
|
|
#endif /* !defined TZDEFRULES */
|
|
|
|
/*
|
|
** Each file begins with. . .
|
|
*/
|
|
|
|
#define TZ_MAGIC "TZif"
|
|
|
|
struct tzhead {
|
|
char tzh_magic[4]; /* TZ_MAGIC */
|
|
char tzh_reserved[16]; /* reserved for future use */
|
|
char tzh_ttisgmtcnt[4]; /* coded number of trans. time flags */
|
|
char tzh_ttisstdcnt[4]; /* coded number of trans. time flags */
|
|
char tzh_leapcnt[4]; /* coded number of leap seconds */
|
|
char tzh_timecnt[4]; /* coded number of transition times */
|
|
char tzh_typecnt[4]; /* coded number of local time types */
|
|
char tzh_charcnt[4]; /* coded number of abbr. chars */
|
|
};
|
|
|
|
/*
|
|
** . . .followed by. . .
|
|
**
|
|
** tzh_timecnt (char [4])s coded transition times a la time(2)
|
|
** tzh_timecnt (unsigned char)s types of local time starting at above
|
|
** tzh_typecnt repetitions of
|
|
** one (char [4]) coded UTC offset in seconds
|
|
** one (unsigned char) used to set tm_isdst
|
|
** one (unsigned char) that's an abbreviation list index
|
|
** tzh_charcnt (char)s '\0'-terminated zone abbreviations
|
|
** tzh_leapcnt repetitions of
|
|
** one (char [4]) coded leap second transition times
|
|
** one (char [4]) total correction after above
|
|
** tzh_ttisstdcnt (char)s indexed by type; if TRUE, transition
|
|
** time is standard time, if FALSE,
|
|
** transition time is wall clock time
|
|
** if absent, transition times are
|
|
** assumed to be wall clock time
|
|
** tzh_ttisgmtcnt (char)s indexed by type; if TRUE, transition
|
|
** time is UTC, if FALSE,
|
|
** transition time is local time
|
|
** if absent, transition times are
|
|
** assumed to be local time
|
|
*/
|
|
|
|
/*
|
|
** In the current implementation, "tzset()" refuses to deal with files that
|
|
** exceed any of the limits below.
|
|
*/
|
|
|
|
#ifndef TZ_MAX_TIMES
|
|
/*
|
|
** The TZ_MAX_TIMES value below is enough to handle a bit more than a
|
|
** year's worth of solar time (corrected daily to the nearest second) or
|
|
** 138 years of Pacific Presidential Election time
|
|
** (where there are three time zone transitions every fourth year).
|
|
*/
|
|
#define TZ_MAX_TIMES 370
|
|
#endif /* !defined TZ_MAX_TIMES */
|
|
|
|
#ifndef TZ_MAX_TYPES
|
|
#ifndef NOSOLAR
|
|
#define TZ_MAX_TYPES 256 /* Limited by what (unsigned char)'s can hold */
|
|
#endif /* !defined NOSOLAR */
|
|
#ifdef NOSOLAR
|
|
/*
|
|
** Must be at least 14 for Europe/Riga as of Jan 12 1995,
|
|
** as noted by Earl Chew <earl@hpato.aus.hp.com>.
|
|
*/
|
|
#define TZ_MAX_TYPES 20 /* Maximum number of local time types */
|
|
#endif /* !defined NOSOLAR */
|
|
#endif /* !defined TZ_MAX_TYPES */
|
|
|
|
#ifndef TZ_MAX_CHARS
|
|
#define TZ_MAX_CHARS 50 /* Maximum number of abbreviation characters */
|
|
/* (limited by what unsigned chars can hold) */
|
|
#endif /* !defined TZ_MAX_CHARS */
|
|
|
|
#ifndef TZ_MAX_LEAPS
|
|
#define TZ_MAX_LEAPS 50 /* Maximum number of leap second corrections */
|
|
#endif /* !defined TZ_MAX_LEAPS */
|
|
|
|
#define SECSPERMIN 60
|
|
#define MINSPERHOUR 60
|
|
#define HOURSPERDAY 24
|
|
#define DAYSPERWEEK 7
|
|
#define DAYSPERNYEAR 365
|
|
#define DAYSPERLYEAR 366
|
|
#define SECSPERHOUR (SECSPERMIN * MINSPERHOUR)
|
|
#define SECSPERDAY ((long) SECSPERHOUR * HOURSPERDAY)
|
|
#define MONSPERYEAR 12
|
|
|
|
#define TM_SUNDAY 0
|
|
#define TM_MONDAY 1
|
|
#define TM_TUESDAY 2
|
|
#define TM_WEDNESDAY 3
|
|
#define TM_THURSDAY 4
|
|
#define TM_FRIDAY 5
|
|
#define TM_SATURDAY 6
|
|
|
|
#define TM_JANUARY 0
|
|
#define TM_FEBRUARY 1
|
|
#define TM_MARCH 2
|
|
#define TM_APRIL 3
|
|
#define TM_MAY 4
|
|
#define TM_JUNE 5
|
|
#define TM_JULY 6
|
|
#define TM_AUGUST 7
|
|
#define TM_SEPTEMBER 8
|
|
#define TM_OCTOBER 9
|
|
#define TM_NOVEMBER 10
|
|
#define TM_DECEMBER 11
|
|
|
|
#define TM_YEAR_BASE 1900
|
|
|
|
#define EPOCH_YEAR 1970
|
|
#define EPOCH_WDAY TM_THURSDAY
|
|
|
|
/*
|
|
** Accurate only for the past couple of centuries;
|
|
** that will probably do.
|
|
*/
|
|
|
|
#define isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
|
|
|
|
#ifndef USG
|
|
|
|
/*
|
|
** Use of the underscored variants may cause problems if you move your code to
|
|
** certain System-V-based systems; for maximum portability, use the
|
|
** underscore-free variants. The underscored variants are provided for
|
|
** backward compatibility only; they may disappear from future versions of
|
|
** this file.
|
|
*/
|
|
|
|
#define SECS_PER_MIN SECSPERMIN
|
|
#define MINS_PER_HOUR MINSPERHOUR
|
|
#define HOURS_PER_DAY HOURSPERDAY
|
|
#define DAYS_PER_WEEK DAYSPERWEEK
|
|
#define DAYS_PER_NYEAR DAYSPERNYEAR
|
|
#define DAYS_PER_LYEAR DAYSPERLYEAR
|
|
#define SECS_PER_HOUR SECSPERHOUR
|
|
#define SECS_PER_DAY SECSPERDAY
|
|
#define MONS_PER_YEAR MONSPERYEAR
|
|
|
|
#endif /* !defined USG */
|
|
|
|
#endif /* !defined TZFILE_H */
|