1 /*-------------------------------------------------------------------------
4 * Timezone Library Integration Functions
6 * Note: this file contains only definitions that are private to the
7 * timezone library. Public definitions are in pgtime.h.
9 * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
12 * $PostgreSQL: pgsql/src/timezone/pgtz.h,v 1.24 2009/06/11 14:49:15 momjian Exp $
14 *-------------------------------------------------------------------------
23 #define BIGGEST(a, b) (((a) > (b)) ? (a) : (b))
26 { /* time type information */
27 long tt_gmtoff; /* UTC offset in seconds */
28 int tt_isdst; /* used to set tm_isdst */
29 int tt_abbrind; /* abbreviation list index */
30 int tt_ttisstd; /* TRUE if transition is std time */
31 int tt_ttisgmt; /* TRUE if transition is UTC */
35 { /* leap second information */
36 pg_time_t ls_trans; /* transition time */
37 long ls_corr; /* correction to apply */
48 pg_time_t ats[TZ_MAX_TIMES];
49 unsigned char types[TZ_MAX_TIMES];
50 struct ttinfo ttis[TZ_MAX_TYPES];
51 char chars[BIGGEST(BIGGEST(TZ_MAX_CHARS + 1, 3 /* sizeof gmt */ ),
52 (2 * (TZ_STRLEN_MAX + 1)))];
53 struct lsinfo lsis[TZ_MAX_LEAPS];
59 /* TZname contains the canonically-cased name of the timezone */
60 char TZname[TZ_STRLEN_MAX + 1];
66 extern int pg_open_tzfile(const char *name, char *canonname);
69 extern int tzload(const char *name, char *canonname, struct state * sp,
71 extern int tzparse(const char *name, struct state * sp, int lastditch);