static long_t asfreq_AtoB(long_t fromDate, char relation, asfreq_info *af_info) {
struct date_info dinfo;
if (dInfoCalc_SetFromAbsDate(&dinfo, asfreq_AtoD(fromDate, relation, af_info),
GREGORIAN_CALENDAR)) return INT_ERR_CODE;
if (relation == 'S') { return DtoB_WeekendToMonday(dinfo.absdate, dinfo.day_of_week); }
else { return DtoB_WeekendToFriday(dinfo.absdate, dinfo.day_of_week); }
}
static npy_int64 asfreq_AtoB(npy_int64 ordinal, char relation, asfreq_info *af_info) {
struct date_info dinfo;
if (dInfoCalc_SetFromAbsDate(&dinfo,
asfreq_AtoD(ordinal, relation, af_info) + ORD_OFFSET,
GREGORIAN_CALENDAR)) return INT_ERR_CODE;
if (relation == 'S') { return DtoB_WeekendToMonday(dinfo.absdate, dinfo.day_of_week); }
else { return DtoB_WeekendToFriday(dinfo.absdate, dinfo.day_of_week); }
}
static npy_int64 asfreq_DTtoB(npy_int64 ordinal, char relation, asfreq_info *af_info) {
struct date_info dinfo;
ordinal = convert_daytime(ordinal, af_info->sourceFreq, FR_DAY, 0);
if (dInfoCalc_SetFromAbsDate(&dinfo, ordinal + ORD_OFFSET, GREGORIAN_CALENDAR))
return INT_ERR_CODE;
if (relation == 'S') {
return DtoB_WeekendToFriday(dinfo.absdate, dinfo.day_of_week);
} else {
return DtoB_WeekendToMonday(dinfo.absdate, dinfo.day_of_week);
}
}