static void do_normalize(timelib_time* time)
{
do {} while (do_range_limit(0, 60, 60, &time->s, &time->i));
do {} while (do_range_limit(0, 60, 60, &time->i, &time->h));
do {} while (do_range_limit(0, 24, 24, &time->h, &time->d));
do {} while (do_range_limit(1, 13, 12, &time->m, &time->y));
do {} while (do_range_limit_days(&time->y, &time->m, &time->d));
do {} while (do_range_limit(1, 13, 12, &time->m, &time->y));
}
void timelib_do_rel_normalize(timelib_time *base, timelib_rel_time *rt)
{
do {} while (do_range_limit(0, 60, 60, &rt->s, &rt->i));
do {} while (do_range_limit(0, 60, 60, &rt->i, &rt->h));
do {} while (do_range_limit(0, 24, 24, &rt->h, &rt->d));
do {} while (do_range_limit(0, 12, 12, &rt->m, &rt->y));
do {} while (do_range_limit_days_relative(&base->y, &base->m, &rt->y, &rt->m, &rt->d));
do {} while (do_range_limit(0, 12, 12, &rt->m, &rt->y));
}
void timelib_do_normalize(timelib_time* time)
{
if (time->s != TIMELIB_UNSET) do {} while (do_range_limit(0, 60, 60, &time->s, &time->i));
if (time->s != TIMELIB_UNSET) do {} while (do_range_limit(0, 60, 60, &time->i, &time->h));
if (time->s != TIMELIB_UNSET) do {} while (do_range_limit(0, 24, 24, &time->h, &time->d));
do {} while (do_range_limit(1, 13, 12, &time->m, &time->y));
do {} while (do_range_limit_days(&time->y, &time->m, &time->d));
do {} while (do_range_limit(1, 13, 12, &time->m, &time->y));
}
void timelib_do_rel_normalize(timelib_time *base, timelib_rel_time *rt)
{
do_range_limit_fraction(&rt->us, &rt->s);
do_range_limit(0, 60, 60, &rt->s, &rt->i);
do_range_limit(0, 60, 60, &rt->i, &rt->h);
do_range_limit(0, 24, 24, &rt->h, &rt->d);
do_range_limit(0, 12, 12, &rt->m, &rt->y);
do_range_limit_days_relative(&base->y, &base->m, &rt->y, &rt->m, &rt->d, rt->invert);
do_range_limit(0, 12, 12, &rt->m, &rt->y);
}
static int do_range_limit_days_relative(timelib_sll *base_y, timelib_sll *base_m, timelib_sll *y, timelib_sll *m, timelib_sll *d)
{
timelib_sll leapyear;
timelib_sll days_this_month;
timelib_sll next_month, next_year;
timelib_sll days_next_month;
do_range_limit(1, 13, 12, base_m, base_y);
leapyear = timelib_is_leap(*base_y);
days_this_month = leapyear ? days_in_month_leap[*base_m] : days_in_month[*base_m];
next_month = (*base_m) + 1;
if (next_month > 12) {
next_month -= 12;
next_year = (*base_y) + 1;
} else {
next_year = (*base_y);
}
leapyear = timelib_is_leap(next_year);
days_next_month = leapyear ? days_in_month_leap[next_month] : days_in_month[next_month];
if (*d < 0) {
*d += days_this_month;
(*m)--;
return 1;
}
if (*d > days_next_month) {
*d -= days_next_month;
(*m)++;
return 1;
}
return 0;
}
void timelib_do_normalize(timelib_time* time)
{
if (time->us != TIMELIB_UNSET) do_range_limit_fraction(&time->us, &time->s);
if (time->s != TIMELIB_UNSET) do_range_limit(0, 60, 60, &time->s, &time->i);
if (time->s != TIMELIB_UNSET) do_range_limit(0, 60, 60, &time->i, &time->h);
if (time->s != TIMELIB_UNSET) do_range_limit(0, 24, 24, &time->h, &time->d);
do_range_limit(1, 13, 12, &time->m, &time->y);
/* Short cut if we're doing things against the Epoch */
if (time->y == 1970 && time->m == 1 && time->d != 1) {
magic_date_calc(time);
}
do {} while (do_range_limit_days(&time->y, &time->m, &time->d));
do_range_limit(1, 13, 12, &time->m, &time->y);
}
static void do_range_limit_days_relative(timelib_sll *base_y, timelib_sll *base_m, timelib_sll *y, timelib_sll *m, timelib_sll *d, timelib_sll invert)
{
timelib_sll leapyear;
timelib_sll month, year;
timelib_sll days;
do_range_limit(1, 13, 12, base_m, base_y);
year = *base_y;
month = *base_m;
/*
printf( "S: Y%d M%d %d %d %d %d\n", year, month, *y, *m, *d, days);
*/
if (!invert) {
while (*d < 0) {
dec_month(&year, &month);
leapyear = timelib_is_leap(year);
days = leapyear ? days_in_month_leap[month] : days_in_month[month];
/* printf( "I Y%d M%d %d %d %d %d\n", year, month, *y, *m, *d, days); */
*d += days;
(*m)--;
}
} else {
while (*d < 0) {
leapyear = timelib_is_leap(year);
days = leapyear ? days_in_month_leap[month] : days_in_month[month];
/* printf( "I Y%d M%d %d %d %d %d\n", year, month, *y, *m, *d, days); */
*d += days;
(*m)--;
inc_month(&year, &month);
}
}
/*
printf( "E: Y%d M%d %d %d %d %d\n", year, month, *y, *m, *d, days);
*/
}
static int do_range_limit_days(timelib_sll *y, timelib_sll *m, timelib_sll *d)
{
timelib_sll leapyear;
timelib_sll days_this_month;
timelib_sll last_month, last_year;
timelib_sll days_last_month;
/* can jump an entire leap year period quickly */
if (*d >= DAYS_PER_LYEAR_PERIOD || *d <= -DAYS_PER_LYEAR_PERIOD) {
*y += YEARS_PER_LYEAR_PERIOD * (*d / DAYS_PER_LYEAR_PERIOD);
*d -= DAYS_PER_LYEAR_PERIOD * (*d / DAYS_PER_LYEAR_PERIOD);
}
do_range_limit(1, 13, 12, m, y);
leapyear = timelib_is_leap(*y);
days_this_month = leapyear ? days_in_month_leap[*m] : days_in_month[*m];
last_month = (*m) - 1;
if (last_month < 1) {
last_month += 12;
last_year = (*y) - 1;
} else {
last_year = (*y);
}
leapyear = timelib_is_leap(last_year);
days_last_month = leapyear ? days_in_month_leap[last_month] : days_in_month[last_month];
if (*d <= 0) {
*d += days_last_month;
(*m)--;
return 1;
}
if (*d > days_this_month) {
*d -= days_this_month;
(*m)++;
return 1;
}
return 0;
}
