static int convert_lo()

in convert.c [205:264]

• 33 lines of code
• 1 McCabe index (conditional complexity)

static int convert_lo(StatementClass *stmt, const void *value, SQLSMALLINT fCType,
	 PTR rgbValue, SQLLEN cbValueMax, SQLLEN *pcbValue);
static int conv_from_octal(const char *s);
static SQLLEN pg_bin2hex(const char *src, char *dst, SQLLEN length);
#ifdef	UNICODE_SUPPORT
static SQLLEN pg_bin2whex(const char *src, SQLWCHAR *dst, SQLLEN length);
#endif /* UNICODE_SUPPORT */

/*---------
 *			A Guide for date/time/timestamp conversions
 *
 *			field_type		fCType				Output
 *			----------		------				----------
 *			PG_TYPE_DATE	SQL_C_DEFAULT		SQL_C_DATE
 *			PG_TYPE_DATE	SQL_C_DATE			SQL_C_DATE
 *			PG_TYPE_DATE	SQL_C_TIMESTAMP		SQL_C_TIMESTAMP		(time = 0 (midnight))
 *			PG_TYPE_TIME	SQL_C_DEFAULT		SQL_C_TIME
 *			PG_TYPE_TIME	SQL_C_TIME			SQL_C_TIME
 *			PG_TYPE_TIME	SQL_C_TIMESTAMP		SQL_C_TIMESTAMP		(date = current date)
 *			PG_TYPE_ABSTIME SQL_C_DEFAULT		SQL_C_TIMESTAMP
 *			PG_TYPE_ABSTIME SQL_C_DATE			SQL_C_DATE			(time is truncated)
 *			PG_TYPE_ABSTIME SQL_C_TIME			SQL_C_TIME			(date is truncated)
 *			PG_TYPE_ABSTIME SQL_C_TIMESTAMP		SQL_C_TIMESTAMP
 *---------
 */


/*
 *	Macros for unsigned long handling.
 */
#ifdef	WIN32
#define	ATOI32U(val)	strtoul(val, NULL, 10)
#elif	defined(HAVE_STRTOUL)
#define	ATOI32U(val)	strtoul(val, NULL, 10)
#else /* HAVE_STRTOUL */
#define	ATOI32U(val)	strtol(val, NULL, 10)
#endif /* WIN32 */

/*
 *	Macros for BIGINT handling.
 */
#ifdef	ODBCINT64
#ifdef	WIN32
#define	ATOI64(val)	_strtoi64(val, NULL, 10)
#define	ATOI64U(val)	_strtoui64(val, NULL, 10)
#elif	(SIZEOF_LONG == 8)
#define	ATOI64(val)	strtol(val, NULL, 10)
#define	ATOI64U(val)	strtoul(val, NULL, 10)
#else
#if	defined(HAVE_STRTOLL)
#define	ATOI64(val)	strtoll(val, NULL, 10)
#define	ATOI64U(val)	strtoull(val, NULL, 10)
#else
static ODBCINT64 ATOI64(const char *val)
{
	int status;
	ODBCINT64 ll;
	secure_sscanf(val, &status, "%lld", ARG_LLONG(&ll));
	return ll;
}