pgtypes_interval.h File Reference

#include <stdint.h>
#include <ecpg_config.h>
#include <pgtypes.h>

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Data Structures
struct	interval

Macros
#define	HAVE_INT64_TIMESTAMP

Typedefs
typedef int64_t	int64

Functions
interval *	PGTYPESinterval_new (void)
void	PGTYPESinterval_free (interval *intvl)
interval *	PGTYPESinterval_from_asc (char *str, char **endptr)
char *	PGTYPESinterval_to_asc (interval *span)
int	PGTYPESinterval_copy (interval *intvlsrc, interval *intvldest)

Macro Definition Documentation

HAVE_INT64_TIMESTAMP

#define HAVE_INT64_TIMESTAMP

Definition at line 15 of file pgtypes_interval.h.

Typedef Documentation

int64

typedef int64_t int64

Definition at line 13 of file pgtypes_interval.h.

Function Documentation

PGTYPESinterval_copy()

int PGTYPESinterval_copy	(	interval *	intvlsrc,
		interval *	intvldest
	)

Definition at line 1082 of file interval.c.

{
    intvldest->time = intvlsrc->time;
    intvldest->month = intvlsrc->month;
 
    return 0;
}

References interval::month, and interval::time.

Referenced by ecpg_get_data(), and main().

PGTYPESinterval_free()

void PGTYPESinterval_free

(

interval *

intvl

)

Definition at line 997 of file interval.c.

{
    free(intvl);
}

References free.

Referenced by main().

PGTYPESinterval_from_asc()

interval * PGTYPESinterval_from_asc	(	char *	str,
		char **	endptr
	)

Definition at line 1003 of file interval.c.

{
    interval   *result = NULL;
    fsec_t      fsec;
    struct tm   tt,
               *tm = &tt;
    int         dtype;
    int         nf;
    char       *field[MAXDATEFIELDS];
    int         ftype[MAXDATEFIELDS];
    char        lowstr[MAXDATELEN + MAXDATEFIELDS];
    char       *realptr;
    char      **ptr = (endptr != NULL) ? endptr : &realptr;
 
    tm->tm_year = 0;
    tm->tm_mon = 0;
    tm->tm_mday = 0;
    tm->tm_hour = 0;
    tm->tm_min = 0;
    tm->tm_sec = 0;
    fsec = 0;
 
    if (strlen(str) > MAXDATELEN)
    {
        errno = PGTYPES_INTVL_BAD_INTERVAL;
        return NULL;
    }
 
    if (ParseDateTime(str, lowstr, field, ftype, &nf, ptr) != 0 ||
        (DecodeInterval(field, ftype, nf, &dtype, tm, &fsec) != 0 &&
         DecodeISO8601Interval(str, &dtype, tm, &fsec) != 0))
    {
        errno = PGTYPES_INTVL_BAD_INTERVAL;
        return NULL;
    }
 
    result = (interval *) pgtypes_alloc(sizeof(interval));
    if (!result)
        return NULL;
 
    if (dtype != DTK_DELTA)
    {
        errno = PGTYPES_INTVL_BAD_INTERVAL;
        free(result);
        return NULL;
    }
 
    if (tm2interval(tm, fsec, result) != 0)
    {
        errno = PGTYPES_INTVL_BAD_INTERVAL;
        free(result);
        return NULL;
    }
 
    errno = 0;
    return result;
}

References DecodeInterval(), DecodeISO8601Interval(), DTK_DELTA, free, MAXDATEFIELDS, MAXDATELEN, ParseDateTime(), pgtypes_alloc(), PGTYPES_INTVL_BAD_INTERVAL, str, tm, tm2interval(), pg_tm::tm_hour, pg_tm::tm_mday, pg_tm::tm_min, pg_tm::tm_mon, pg_tm::tm_sec, and pg_tm::tm_year.

Referenced by ecpg_get_data(), and main().

PGTYPESinterval_new()

interval * PGTYPESinterval_new

(

void

)

Definition at line 987 of file interval.c.

{
    interval   *result;
 
    result = (interval *) pgtypes_alloc(sizeof(interval));
    /* result can be NULL if we run out of memory */
    return result;
}

References pgtypes_alloc().

Referenced by main().

PGTYPESinterval_to_asc()

char * PGTYPESinterval_to_asc

(

interval *

span

)

Definition at line 1062 of file interval.c.

{
    struct tm   tt,
               *tm = &tt;
    fsec_t      fsec;
    char        buf[MAXDATELEN + 1];
    int         IntervalStyle = INTSTYLE_POSTGRES_VERBOSE;
 
    if (interval2tm(*span, tm, &fsec) != 0)
    {
        errno = PGTYPES_INTVL_BAD_INTERVAL;
        return NULL;
    }
 
    EncodeInterval(tm, fsec, IntervalStyle, buf);
 
    return pgtypes_strdup(buf);
}

References buf, EncodeInterval(), interval2tm(), IntervalStyle, INTSTYLE_POSTGRES_VERBOSE, MAXDATELEN, PGTYPES_INTVL_BAD_INTERVAL, pgtypes_strdup(), and tm.

Referenced by ecpg_store_input(), intoasc(), and main().