> 16) & INTERVAL_RANGE_MASK)
#ifdef HAVE_INT64_TIMESTAMP
#define TimestampTzPlusMilliseconds(tz,ms) ((tz) + ((ms) * (int64) 1000))
#else
#define TimestampTzPlusMilliseconds(tz,ms) ((tz) + ((ms) / 1000.0))
#endif
/* Set at postmaster start */
extern TimestampTz PgStartTime;
/* Set at configuration reload */
extern TimestampTz PgReloadTime;
/*
* timestamp.c prototypes
*/
extern Datum timestamp_in(PG_FUNCTION_ARGS);
extern Datum timestamp_out(PG_FUNCTION_ARGS);
extern Datum timestamp_recv(PG_FUNCTION_ARGS);
extern Datum timestamp_send(PG_FUNCTION_ARGS);
extern Datum timestamptypmodin(PG_FUNCTION_ARGS);
extern Datum timestamptypmodout(PG_FUNCTION_ARGS);
extern Datum timestamp_transform(PG_FUNCTION_ARGS);
extern Datum timestamp_scale(PG_FUNCTION_ARGS);
extern Datum timestamp_eq(PG_FUNCTION_ARGS);
extern Datum timestamp_ne(PG_FUNCTION_ARGS);
extern Datum timestamp_lt(PG_FUNCTION_ARGS);
extern Datum timestamp_le(PG_FUNCTION_ARGS);
extern Datum timestamp_ge(PG_FUNCTION_ARGS);
extern Datum timestamp_gt(PG_FUNCTION_ARGS);
extern Datum timestamp_finite(PG_FUNCTION_ARGS);
extern Datum timestamp_cmp(PG_FUNCTION_ARGS);
extern Datum timestamp_sortsupport(PG_FUNCTION_ARGS);
extern Datum timestamp_hash(PG_FUNCTION_ARGS);
extern Datum timestamp_smaller(PG_FUNCTION_ARGS);
extern Datum timestamp_larger(PG_FUNCTION_ARGS);
extern Datum timestamp_eq_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamp_ne_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamp_lt_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamp_le_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamp_gt_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamp_ge_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamp_cmp_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamptz_eq_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_ne_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_lt_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_le_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_gt_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_ge_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_cmp_timestamp(PG_FUNCTION_ARGS);
extern Datum interval_in(PG_FUNCTION_ARGS);
extern Datum interval_out(PG_FUNCTION_ARGS);
extern Datum interval_recv(PG_FUNCTION_ARGS);
extern Datum interval_send(PG_FUNCTION_ARGS);
extern Datum intervaltypmodin(PG_FUNCTION_ARGS);
extern Datum intervaltypmodout(PG_FUNCTION_ARGS);
extern Datum interval_transform(PG_FUNCTION_ARGS);
extern Datum interval_scale(PG_FUNCTION_ARGS);
extern Datum interval_eq(PG_FUNCTION_ARGS);
extern Datum interval_ne(PG_FUNCTION_ARGS);
extern Datum interval_lt(PG_FUNCTION_ARGS);
extern Datum interval_le(PG_FUNCTION_ARGS);
extern Datum interval_ge(PG_FUNCTION_ARGS);
extern Datum interval_gt(PG_FUNCTION_ARGS);
extern Datum interval_finite(PG_FUNCTION_ARGS);
extern Datum interval_cmp(PG_FUNCTION_ARGS);
extern Datum interval_hash(PG_FUNCTION_ARGS);
extern Datum interval_smaller(PG_FUNCTION_ARGS);
extern Datum interval_larger(PG_FUNCTION_ARGS);
extern Datum interval_justify_interval(PG_FUNCTION_ARGS);
extern Datum interval_justify_hours(PG_FUNCTION_ARGS);
extern Datum interval_justify_days(PG_FUNCTION_ARGS);
extern Datum timestamp_trunc(PG_FUNCTION_ARGS);
extern Datum interval_trunc(PG_FUNCTION_ARGS);
extern Datum timestamp_part(PG_FUNCTION_ARGS);
extern Datum interval_part(PG_FUNCTION_ARGS);
extern Datum timestamp_zone(PG_FUNCTION_ARGS);
extern Datum timestamp_izone(PG_FUNCTION_ARGS);
extern Datum timestamp_timestamptz(PG_FUNCTION_ARGS);
extern Datum timestamptz_in(PG_FUNCTION_ARGS);
extern Datum timestamptz_out(PG_FUNCTION_ARGS);
extern Datum timestamptz_recv(PG_FUNCTION_ARGS);
extern Datum timestamptz_send(PG_FUNCTION_ARGS);
extern Datum timestamptztypmodin(PG_FUNCTION_ARGS);
extern Datum timestamptztypmodout(PG_FUNCTION_ARGS);
extern Datum timestamptz_scale(PG_FUNCTION_ARGS);
extern Datum timestamptz_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_zone(PG_FUNCTION_ARGS);
extern Datum timestamptz_izone(PG_FUNCTION_ARGS);
extern Datum timestamptz_timestamptz(PG_FUNCTION_ARGS);
extern Datum interval_um(PG_FUNCTION_ARGS);
extern Datum interval_pl(PG_FUNCTION_ARGS);
extern Datum interval_mi(PG_FUNCTION_ARGS);
extern Datum interval_mul(PG_FUNCTION_ARGS);
extern Datum mul_d_interval(PG_FUNCTION_ARGS);
extern Datum interval_div(PG_FUNCTION_ARGS);
extern Datum interval_accum(PG_FUNCTION_ARGS);
extern Datum interval_avg(PG_FUNCTION_ARGS);
extern Datum timestamp_mi(PG_FUNCTION_ARGS);
extern Datum timestamp_pl_interval(PG_FUNCTION_ARGS);
extern Datum timestamp_mi_interval(PG_FUNCTION_ARGS);
extern Datum timestamp_age(PG_FUNCTION_ARGS);
extern Datum overlaps_timestamp(PG_FUNCTION_ARGS);
extern Datum timestamptz_pl_interval(PG_FUNCTION_ARGS);
extern Datum timestamptz_mi_interval(PG_FUNCTION_ARGS);
extern Datum timestamptz_age(PG_FUNCTION_ARGS);
extern Datum timestamptz_trunc(PG_FUNCTION_ARGS);
extern Datum timestamptz_part(PG_FUNCTION_ARGS);
extern Datum now(PG_FUNCTION_ARGS);
extern Datum statement_timestamp(PG_FUNCTION_ARGS);
extern Datum clock_timestamp(PG_FUNCTION_ARGS);
extern Datum pg_postmaster_start_time(PG_FUNCTION_ARGS);
extern Datum pg_conf_load_time(PG_FUNCTION_ARGS);
extern Datum generate_series_timestamp(PG_FUNCTION_ARGS);
extern Datum generate_series_timestamptz(PG_FUNCTION_ARGS);
/* Internal routines (not fmgr-callable) */
extern TimestampTz GetCurrentTimestamp(void);
extern void TimestampDifference(TimestampTz start_time, TimestampTz stop_time,
long *secs, int *microsecs);
extern bool TimestampDifferenceExceeds(TimestampTz start_time,
TimestampTz stop_time,
int msec);
extern TimestampTz time_t_to_timestamptz(pg_time_t tm);
extern pg_time_t timestamptz_to_time_t(TimestampTz t);
extern const char *timestamptz_to_str(TimestampTz t);
extern int tm2timestamp(struct pg_tm * tm, fsec_t fsec, int *tzp, Timestamp *dt);
extern int timestamp2tm(Timestamp dt, int *tzp, struct pg_tm * tm,
fsec_t *fsec, const char **tzn, pg_tz *attimezone);
extern void dt2time(Timestamp dt, int *hour, int *min, int *sec, fsec_t *fsec);
extern int interval2tm(Interval span, struct pg_tm * tm, fsec_t *fsec);
extern int tm2interval(struct pg_tm * tm, fsec_t fsec, Interval *span);
extern Timestamp SetEpochTimestamp(void);
extern void GetEpochTime(struct pg_tm * tm);
extern int timestamp_cmp_internal(Timestamp dt1, Timestamp dt2);
/* timestamp comparison works for timestamptz also */
#define timestamptz_cmp_internal(dt1,dt2) timestamp_cmp_internal(dt1, dt2)
extern int isoweek2j(int year, int week);
extern void isoweek2date(int woy, int *year, int *mon, int *mday);
extern void isoweekdate2date(int isoweek, int isowday, int *year, int *mon, int *mday);
extern int date2isoweek(int year, int mon, int mday);
extern int date2isoyear(int year, int mon, int mday);
extern int date2isoyearday(int year, int mon, int mday);
#endif /* TIMESTAMP_H */