date.h File Reference

#include <math.h>
#include "datatype/timestamp.h"
#include "fmgr.h"
#include "pgtime.h"

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Data Structures
struct	TimeTzADT

Macros
#define	DATEVAL_NOBEGIN   ((DateADT) PG_INT32_MIN)
#define	DATEVAL_NOEND   ((DateADT) PG_INT32_MAX)
#define	DATE_NOBEGIN(j)   ((j) = DATEVAL_NOBEGIN)
#define	DATE_IS_NOBEGIN(j)   ((j) == DATEVAL_NOBEGIN)
#define	DATE_NOEND(j)   ((j) = DATEVAL_NOEND)
#define	DATE_IS_NOEND(j)   ((j) == DATEVAL_NOEND)
#define	DATE_NOT_FINITE(j)   (DATE_IS_NOBEGIN(j) || DATE_IS_NOEND(j))
#define	MAX_TIME_PRECISION   6
#define	DatumGetDateADT(X)   ((DateADT) DatumGetInt32(X))
#define	DatumGetTimeADT(X)   ((TimeADT) DatumGetInt64(X))
#define	DatumGetTimeTzADTP(X)   ((TimeTzADT *) DatumGetPointer(X))
#define	DateADTGetDatum(X)   Int32GetDatum(X)
#define	TimeADTGetDatum(X)   Int64GetDatum(X)
#define	TimeTzADTPGetDatum(X)   PointerGetDatum(X)
#define	PG_GETARG_DATEADT(n)   DatumGetDateADT(PG_GETARG_DATUM(n))
#define	PG_GETARG_TIMEADT(n)   DatumGetTimeADT(PG_GETARG_DATUM(n))
#define	PG_GETARG_TIMETZADT_P(n)   DatumGetTimeTzADTP(PG_GETARG_DATUM(n))
#define	PG_RETURN_DATEADT(x)   return DateADTGetDatum(x)
#define	PG_RETURN_TIMEADT(x)   return TimeADTGetDatum(x)
#define	PG_RETURN_TIMETZADT_P(x)   return TimeTzADTPGetDatum(x)

Typedefs
typedef int32	DateADT
typedef int64	TimeADT

Functions
int32	anytime_typmod_check (bool istz, int32 typmod)
double	date2timestamp_no_overflow (DateADT dateVal)
Timestamp	date2timestamp_opt_overflow (DateADT dateVal, int *overflow)
TimestampTz	date2timestamptz_opt_overflow (DateADT dateVal, int *overflow)
int32	date_cmp_timestamp_internal (DateADT dateVal, Timestamp dt2)
int32	date_cmp_timestamptz_internal (DateADT dateVal, TimestampTz dt2)
void	EncodeSpecialDate (DateADT dt, char *str)
DateADT	GetSQLCurrentDate (void)
TimeTzADT *	GetSQLCurrentTime (int32 typmod)
TimeADT	GetSQLLocalTime (int32 typmod)
int	time2tm (TimeADT time, struct pg_tm *tm, fsec_t *fsec)
int	timetz2tm (TimeTzADT *time, struct pg_tm *tm, fsec_t *fsec, int *tzp)
int	tm2time (struct pg_tm *tm, fsec_t fsec, TimeADT *result)
int	tm2timetz (struct pg_tm *tm, fsec_t fsec, int tz, TimeTzADT *result)
bool	time_overflows (int hour, int min, int sec, fsec_t fsec)
bool	float_time_overflows (int hour, int min, double sec)
void	AdjustTimeForTypmod (TimeADT *time, int32 typmod)

Macro Definition Documentation

DATE_IS_NOBEGIN

#define DATE_IS_NOBEGIN

(

j

)

((j) == DATEVAL_NOBEGIN)

Definition at line 40 of file date.h.

DATE_IS_NOEND

#define DATE_IS_NOEND

(

j

)

((j) == DATEVAL_NOEND)

Definition at line 42 of file date.h.

DATE_NOBEGIN

#define DATE_NOBEGIN

(

j

)

((j) = DATEVAL_NOBEGIN)

Definition at line 39 of file date.h.

DATE_NOEND

#define DATE_NOEND

(

j

)

((j) = DATEVAL_NOEND)

Definition at line 41 of file date.h.

DATE_NOT_FINITE

#define DATE_NOT_FINITE

(

j

)

(DATE_IS_NOBEGIN(j) || DATE_IS_NOEND(j))

Definition at line 43 of file date.h.

DateADTGetDatum

#define DateADTGetDatum

(

X

)

Int32GetDatum(X)

Definition at line 57 of file date.h.

DATEVAL_NOBEGIN

#define DATEVAL_NOBEGIN   ((DateADT) PG_INT32_MIN)

Definition at line 36 of file date.h.

DATEVAL_NOEND

#define DATEVAL_NOEND   ((DateADT) PG_INT32_MAX)

Definition at line 37 of file date.h.

DatumGetDateADT

#define DatumGetDateADT

(

X

)

((DateADT) DatumGetInt32(X))

Definition at line 53 of file date.h.

DatumGetTimeADT

#define DatumGetTimeADT

(

X

)

((TimeADT) DatumGetInt64(X))

Definition at line 54 of file date.h.

DatumGetTimeTzADTP

#define DatumGetTimeTzADTP

(

X

)

((TimeTzADT *) DatumGetPointer(X))

Definition at line 55 of file date.h.

MAX_TIME_PRECISION

#define MAX_TIME_PRECISION   6

Definition at line 51 of file date.h.

PG_GETARG_DATEADT

#define PG_GETARG_DATEADT

(

n

)

DatumGetDateADT(PG_GETARG_DATUM(n))

Definition at line 61 of file date.h.

PG_GETARG_TIMEADT

#define PG_GETARG_TIMEADT

(

n

)

DatumGetTimeADT(PG_GETARG_DATUM(n))

Definition at line 62 of file date.h.

PG_GETARG_TIMETZADT_P

#define PG_GETARG_TIMETZADT_P

(

n

)

DatumGetTimeTzADTP(PG_GETARG_DATUM(n))

Definition at line 63 of file date.h.

PG_RETURN_DATEADT

#define PG_RETURN_DATEADT

(

x

)

return DateADTGetDatum(x)

Definition at line 65 of file date.h.

PG_RETURN_TIMEADT

#define PG_RETURN_TIMEADT

(

x

)

return TimeADTGetDatum(x)

Definition at line 66 of file date.h.

PG_RETURN_TIMETZADT_P

#define PG_RETURN_TIMETZADT_P

(

x

)

return TimeTzADTPGetDatum(x)

Definition at line 67 of file date.h.

TimeADTGetDatum

#define TimeADTGetDatum

(

X

)

Int64GetDatum(X)

Definition at line 58 of file date.h.

TimeTzADTPGetDatum

#define TimeTzADTPGetDatum

(

X

)

PointerGetDatum(X)

Definition at line 59 of file date.h.

Typedef Documentation

DateADT

typedef int32 DateADT

Definition at line 23 of file date.h.

TimeADT

typedef int64 TimeADT

Definition at line 25 of file date.h.

Function Documentation

AdjustTimeForTypmod()

void AdjustTimeForTypmod	(	TimeADT *	time,
		int32	typmod
	)

Definition at line 1646 of file date.c.

{
    static const int64 TimeScales[MAX_TIME_PRECISION + 1] = {
        INT64CONST(1000000),
        INT64CONST(100000),
        INT64CONST(10000),
        INT64CONST(1000),
        INT64CONST(100),
        INT64CONST(10),
        INT64CONST(1)
    };
 
    static const int64 TimeOffsets[MAX_TIME_PRECISION + 1] = {
        INT64CONST(500000),
        INT64CONST(50000),
        INT64CONST(5000),
        INT64CONST(500),
        INT64CONST(50),
        INT64CONST(5),
        INT64CONST(0)
    };
 
    if (typmod >= 0 && typmod <= MAX_TIME_PRECISION)
    {
        if (*time >= INT64CONST(0))
            *time = ((*time + TimeOffsets[typmod]) / TimeScales[typmod]) *
                TimeScales[typmod];
        else
            *time = -((((-*time) + TimeOffsets[typmod]) / TimeScales[typmod]) *
                      TimeScales[typmod]);
    }
}

References MAX_TIME_PRECISION.

Referenced by GetSQLCurrentTime(), GetSQLLocalTime(), parse_datetime(), time_in(), time_recv(), time_scale(), timetz_in(), timetz_recv(), and timetz_scale().

anytime_typmod_check()

int32 anytime_typmod_check	(	bool	istz,
		int32	typmod
	)

Definition at line 70 of file date.c.

{
    if (typmod < 0)
        ereport(ERROR,
                (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
                 errmsg("TIME(%d)%s precision must not be negative",
                        typmod, (istz ? " WITH TIME ZONE" : ""))));
    if (typmod > MAX_TIME_PRECISION)
    {
        ereport(WARNING,
                (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
                 errmsg("TIME(%d)%s precision reduced to maximum allowed, %d",
                        typmod, (istz ? " WITH TIME ZONE" : ""),
                        MAX_TIME_PRECISION)));
        typmod = MAX_TIME_PRECISION;
    }
 
    return typmod;
}

References ereport, errcode(), errmsg(), ERROR, MAX_TIME_PRECISION, and WARNING.

Referenced by anytime_typmodin(), and transformSQLValueFunction().

date2timestamp_no_overflow()

double date2timestamp_no_overflow

(

DateADT

dateVal

)

Definition at line 726 of file date.c.

{
    double      result;
 
    if (DATE_IS_NOBEGIN(dateVal))
        result = -DBL_MAX;
    else if (DATE_IS_NOEND(dateVal))
        result = DBL_MAX;
    else
    {
        /* date is days since 2000, timestamp is microseconds since same... */
        result = dateVal * (double) USECS_PER_DAY;
    }
 
    return result;
}

References DATE_IS_NOBEGIN, DATE_IS_NOEND, and USECS_PER_DAY.

Referenced by convert_timevalue_to_scalar().

date2timestamp_opt_overflow()

Timestamp date2timestamp_opt_overflow	(	DateADT	dateVal,
		int *	overflow
	)

Definition at line 570 of file date.c.

{
    Timestamp   result;
 
    if (overflow)
        *overflow = 0;
 
    if (DATE_IS_NOBEGIN(dateVal))
        TIMESTAMP_NOBEGIN(result);
    else if (DATE_IS_NOEND(dateVal))
        TIMESTAMP_NOEND(result);
    else
    {
        /*
         * Since dates have the same minimum values as timestamps, only upper
         * boundary need be checked for overflow.
         */
        if (dateVal >= (TIMESTAMP_END_JULIAN - POSTGRES_EPOCH_JDATE))
        {
            if (overflow)
            {
                *overflow = 1;
                TIMESTAMP_NOEND(result);
                return result;
            }
            else
            {
                ereport(ERROR,
                        (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
                         errmsg("date out of range for timestamp")));
            }
        }
 
        /* date is days since 2000, timestamp is microseconds since same... */
        result = dateVal * USECS_PER_DAY;
    }
 
    return result;
}

References DATE_IS_NOBEGIN, DATE_IS_NOEND, ereport, errcode(), errmsg(), ERROR, POSTGRES_EPOCH_JDATE, TIMESTAMP_END_JULIAN, TIMESTAMP_NOBEGIN, TIMESTAMP_NOEND, and USECS_PER_DAY.

Referenced by date2timestamp(), and date_cmp_timestamp_internal().

date2timestamptz_opt_overflow()

TimestampTz date2timestamptz_opt_overflow	(	DateADT	dateVal,
		int *	overflow
	)

Definition at line 630 of file date.c.

{
    TimestampTz result;
    struct pg_tm tt,
               *tm = &tt;
    int         tz;
 
    if (overflow)
        *overflow = 0;
 
    if (DATE_IS_NOBEGIN(dateVal))
        TIMESTAMP_NOBEGIN(result);
    else if (DATE_IS_NOEND(dateVal))
        TIMESTAMP_NOEND(result);
    else
    {
        /*
         * Since dates have the same minimum values as timestamps, only upper
         * boundary need be checked for overflow.
         */
        if (dateVal >= (TIMESTAMP_END_JULIAN - POSTGRES_EPOCH_JDATE))
        {
            if (overflow)
            {
                *overflow = 1;
                TIMESTAMP_NOEND(result);
                return result;
            }
            else
            {
                ereport(ERROR,
                        (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
                         errmsg("date out of range for timestamp")));
            }
        }
 
        j2date(dateVal + POSTGRES_EPOCH_JDATE,
               &(tm->tm_year), &(tm->tm_mon), &(tm->tm_mday));
        tm->tm_hour = 0;
        tm->tm_min = 0;
        tm->tm_sec = 0;
        tz = DetermineTimeZoneOffset(tm, session_timezone);
 
        result = dateVal * USECS_PER_DAY + tz * USECS_PER_SEC;
 
        /*
         * Since it is possible to go beyond allowed timestamptz range because
         * of time zone, check for allowed timestamp range after adding tz.
         */
        if (!IS_VALID_TIMESTAMP(result))
        {
            if (overflow)
            {
                if (result < MIN_TIMESTAMP)
                {
                    *overflow = -1;
                    TIMESTAMP_NOBEGIN(result);
                }
                else
                {
                    *overflow = 1;
                    TIMESTAMP_NOEND(result);
                }
            }
            else
            {
                ereport(ERROR,
                        (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
                         errmsg("date out of range for timestamp")));
            }
        }
    }
 
    return result;
}

References DATE_IS_NOBEGIN, DATE_IS_NOEND, DetermineTimeZoneOffset(), ereport, errcode(), errmsg(), ERROR, IS_VALID_TIMESTAMP, j2date(), MIN_TIMESTAMP, POSTGRES_EPOCH_JDATE, session_timezone, TIMESTAMP_END_JULIAN, TIMESTAMP_NOBEGIN, TIMESTAMP_NOEND, tm, pg_tm::tm_hour, pg_tm::tm_mday, pg_tm::tm_min, pg_tm::tm_mon, pg_tm::tm_sec, pg_tm::tm_year, USECS_PER_DAY, and USECS_PER_SEC.

Referenced by date2timestamptz(), and date_cmp_timestamptz_internal().

date_cmp_timestamp_internal()

int32 date_cmp_timestamp_internal	(	DateADT	dateVal,
		Timestamp	dt2
	)

Definition at line 749 of file date.c.

{
    Timestamp   dt1;
    int         overflow;
 
    dt1 = date2timestamp_opt_overflow(dateVal, &overflow);
    if (overflow > 0)
    {
        /* dt1 is larger than any finite timestamp, but less than infinity */
        return TIMESTAMP_IS_NOEND(dt2) ? -1 : +1;
    }
    Assert(overflow == 0);      /* -1 case cannot occur */
 
    return timestamp_cmp_internal(dt1, dt2);
}

References Assert(), date2timestamp_opt_overflow(), timestamp_cmp_internal(), and TIMESTAMP_IS_NOEND.

Referenced by cmpDateToTimestamp(), date_cmp_timestamp(), date_eq_timestamp(), date_ge_timestamp(), date_gt_timestamp(), date_le_timestamp(), date_lt_timestamp(), date_ne_timestamp(), timestamp_cmp_date(), timestamp_eq_date(), timestamp_ge_date(), timestamp_gt_date(), timestamp_le_date(), timestamp_lt_date(), and timestamp_ne_date().

date_cmp_timestamptz_internal()

int32 date_cmp_timestamptz_internal	(	DateADT	dateVal,
		TimestampTz	dt2
	)

Definition at line 829 of file date.c.

{
    TimestampTz dt1;
    int         overflow;
 
    dt1 = date2timestamptz_opt_overflow(dateVal, &overflow);
    if (overflow > 0)
    {
        /* dt1 is larger than any finite timestamp, but less than infinity */
        return TIMESTAMP_IS_NOEND(dt2) ? -1 : +1;
    }
    if (overflow < 0)
    {
        /* dt1 is less than any finite timestamp, but more than -infinity */
        return TIMESTAMP_IS_NOBEGIN(dt2) ? +1 : -1;
    }
 
    return timestamptz_cmp_internal(dt1, dt2);
}

References date2timestamptz_opt_overflow(), TIMESTAMP_IS_NOBEGIN, TIMESTAMP_IS_NOEND, and timestamptz_cmp_internal.

Referenced by cmpDateToTimestampTz(), date_cmp_timestamptz(), date_eq_timestamptz(), date_ge_timestamptz(), date_gt_timestamptz(), date_le_timestamptz(), date_lt_timestamptz(), date_ne_timestamptz(), timestamptz_cmp_date(), timestamptz_eq_date(), timestamptz_ge_date(), timestamptz_gt_date(), timestamptz_le_date(), timestamptz_lt_date(), and timestamptz_ne_date().

EncodeSpecialDate()

void EncodeSpecialDate	(	DateADT	dt,
		char *	str
	)

Definition at line 287 of file date.c.

{
    if (DATE_IS_NOBEGIN(dt))
        strcpy(str, EARLY);
    else if (DATE_IS_NOEND(dt))
        strcpy(str, LATE);
    else                        /* shouldn't happen */
        elog(ERROR, "invalid argument for EncodeSpecialDate");
}

References DATE_IS_NOBEGIN, DATE_IS_NOEND, EARLY, elog, ERROR, LATE, and generate_unaccent_rules::str.

Referenced by date_out(), and JsonEncodeDateTime().

float_time_overflows()

bool float_time_overflows	(	int	hour,
		int	min,
		double	sec
	)

Definition at line 1452 of file date.c.

{
    /* Range-check the fields individually. */
    if (hour < 0 || hour > HOURS_PER_DAY ||
        min < 0 || min >= MINS_PER_HOUR)
        return true;
 
    /*
     * "sec", being double, requires extra care.  Cope with NaN, and round off
     * before applying the range check to avoid unexpected errors due to
     * imprecise input.  (We assume rint() behaves sanely with infinities.)
     */
    if (isnan(sec))
        return true;
    sec = rint(sec * USECS_PER_SEC);
    if (sec < 0 || sec > SECS_PER_MINUTE * USECS_PER_SEC)
        return true;
 
    /*
     * Because we allow, eg, hour = 24 or sec = 60, we must check separately
     * that the total time value doesn't exceed 24:00:00.  This must match the
     * way that callers will convert the fields to a time.
     */
    if (((((hour * MINS_PER_HOUR + min) * SECS_PER_MINUTE)
          * USECS_PER_SEC) + (int64) sec) > USECS_PER_DAY)
        return true;
 
    return false;
}

References HOURS_PER_DAY, MINS_PER_HOUR, SECS_PER_MINUTE, USECS_PER_DAY, and USECS_PER_SEC.

Referenced by make_time(), and make_timestamp_internal().

GetSQLCurrentDate()

DateADT GetSQLCurrentDate

(

void

)

Definition at line 302 of file date.c.

{
    struct pg_tm tm;
 
    static int  cache_year = 0;
    static int  cache_mon = 0;
    static int  cache_mday = 0;
    static DateADT cache_date;
 
    GetCurrentDateTime(&tm);
 
    /*
     * date2j involves several integer divisions; moreover, unless our session
     * lives across local midnight, we don't really have to do it more than
     * once.  So it seems worth having a separate cache here.
     */
    if (tm.tm_year != cache_year ||
        tm.tm_mon != cache_mon ||
        tm.tm_mday != cache_mday)
    {
        cache_date = date2j(tm.tm_year, tm.tm_mon, tm.tm_mday) - POSTGRES_EPOCH_JDATE;
        cache_year = tm.tm_year;
        cache_mon = tm.tm_mon;
        cache_mday = tm.tm_mday;
    }
 
    return cache_date;
}

References date2j(), GetCurrentDateTime(), POSTGRES_EPOCH_JDATE, tm, pg_tm::tm_mday, pg_tm::tm_mon, and pg_tm::tm_year.

Referenced by ExecEvalSQLValueFunction().

GetSQLCurrentTime()

TimeTzADT* GetSQLCurrentTime

(

int32

typmod

)

Definition at line 335 of file date.c.

{
    TimeTzADT  *result;
    struct pg_tm tt,
               *tm = &tt;
    fsec_t      fsec;
    int         tz;
 
    GetCurrentTimeUsec(tm, &fsec, &tz);
 
    result = (TimeTzADT *) palloc(sizeof(TimeTzADT));
    tm2timetz(tm, fsec, tz, result);
    AdjustTimeForTypmod(&(result->time), typmod);
    return result;
}

References AdjustTimeForTypmod(), GetCurrentTimeUsec(), palloc(), TimeTzADT::time, tm, and tm2timetz().

Referenced by ExecEvalSQLValueFunction().

GetSQLLocalTime()

TimeADT GetSQLLocalTime

(

int32

typmod

)

Definition at line 355 of file date.c.

{
    TimeADT     result;
    struct pg_tm tt,
               *tm = &tt;
    fsec_t      fsec;
    int         tz;
 
    GetCurrentTimeUsec(tm, &fsec, &tz);
 
    tm2time(tm, fsec, &result);
    AdjustTimeForTypmod(&result, typmod);
    return result;
}

References AdjustTimeForTypmod(), GetCurrentTimeUsec(), tm, and tm2time().

Referenced by ExecEvalSQLValueFunction().

time2tm()

int time2tm	(	TimeADT	time,
		struct pg_tm *	tm,
		fsec_t *	fsec
	)

Definition at line 1489 of file date.c.

{
    tm->tm_hour = time / USECS_PER_HOUR;
    time -= tm->tm_hour * USECS_PER_HOUR;
    tm->tm_min = time / USECS_PER_MINUTE;
    time -= tm->tm_min * USECS_PER_MINUTE;
    tm->tm_sec = time / USECS_PER_SEC;
    time -= tm->tm_sec * USECS_PER_SEC;
    *fsec = time;
    return 0;
}

References tm, pg_tm::tm_hour, pg_tm::tm_min, pg_tm::tm_sec, USECS_PER_HOUR, USECS_PER_MINUTE, and USECS_PER_SEC.

Referenced by JsonEncodeDateTime(), time_out(), time_part_common(), and time_timetz().

time_overflows()

bool time_overflows	(	int	hour,
		int	min,
		int	sec,
		fsec_t	fsec
	)

Definition at line 1428 of file date.c.

{
    /* Range-check the fields individually. */
    if (hour < 0 || hour > HOURS_PER_DAY ||
        min < 0 || min >= MINS_PER_HOUR ||
        sec < 0 || sec > SECS_PER_MINUTE ||
        fsec < 0 || fsec > USECS_PER_SEC)
        return true;
 
    /*
     * Because we allow, eg, hour = 24 or sec = 60, we must check separately
     * that the total time value doesn't exceed 24:00:00.
     */
    if ((((((hour * MINS_PER_HOUR + min) * SECS_PER_MINUTE)
           + sec) * USECS_PER_SEC) + fsec) > USECS_PER_DAY)
        return true;
 
    return false;
}

References HOURS_PER_DAY, MINS_PER_HOUR, SECS_PER_MINUTE, USECS_PER_DAY, and USECS_PER_SEC.

Referenced by DecodeDateTime(), and DecodeTimeOnly().

timetz2tm()

int timetz2tm	(	TimeTzADT *	time,
		struct pg_tm *	tm,
		fsec_t *	fsec,
		int *	tzp
	)

Definition at line 2390 of file date.c.

{
    TimeOffset  trem = time->time;
 
    tm->tm_hour = trem / USECS_PER_HOUR;
    trem -= tm->tm_hour * USECS_PER_HOUR;
    tm->tm_min = trem / USECS_PER_MINUTE;
    trem -= tm->tm_min * USECS_PER_MINUTE;
    tm->tm_sec = trem / USECS_PER_SEC;
    *fsec = trem - tm->tm_sec * USECS_PER_SEC;
 
    if (tzp != NULL)
        *tzp = time->zone;
 
    return 0;
}

References TimeTzADT::time, tm, pg_tm::tm_hour, pg_tm::tm_min, pg_tm::tm_sec, USECS_PER_HOUR, USECS_PER_MINUTE, USECS_PER_SEC, and TimeTzADT::zone.

Referenced by JsonEncodeDateTime(), timetz_out(), and timetz_part_common().

tm2time()

int tm2time	(	struct pg_tm *	tm,
		fsec_t	fsec,
		TimeADT *	result
	)

Definition at line 1417 of file date.c.

{
    *result = ((((tm->tm_hour * MINS_PER_HOUR + tm->tm_min) * SECS_PER_MINUTE) + tm->tm_sec)
               * USECS_PER_SEC) + fsec;
    return 0;
}

References MINS_PER_HOUR, SECS_PER_MINUTE, tm, pg_tm::tm_hour, pg_tm::tm_min, pg_tm::tm_sec, and USECS_PER_SEC.

Referenced by GetSQLLocalTime(), parse_datetime(), and time_in().

tm2timetz()

int tm2timetz	(	struct pg_tm *	tm,
		fsec_t	fsec,
		int	tz,
		TimeTzADT *	result
	)

Definition at line 2256 of file date.c.

{
    result->time = ((((tm->tm_hour * MINS_PER_HOUR + tm->tm_min) * SECS_PER_MINUTE) + tm->tm_sec) *
                    USECS_PER_SEC) + fsec;
    result->zone = tz;
 
    return 0;
}

References MINS_PER_HOUR, SECS_PER_MINUTE, TimeTzADT::time, tm, pg_tm::tm_hour, pg_tm::tm_min, pg_tm::tm_sec, USECS_PER_SEC, and TimeTzADT::zone.

Referenced by GetSQLCurrentTime(), parse_datetime(), timestamptz_timetz(), and timetz_in().