void
enforce_minimum_session_time(void)
{
struct natstr *natp = getnatp(player->cnum);
time_t dt = natp->nat_last_logout - natp->nat_last_login;
if (dt > seconds_since_midnight(natp->nat_last_logout))
dt = seconds_since_midnight(natp->nat_last_logout);
if (dt < 15)
natp->nat_timeused += 15 - dt;
putnat(natp);
}
/** Utility to add or subtract minutes to a BACnet DateTime structure
*
* @param bdatetime [in] the starting date and time
* @param minutes [in] number of minutes to add or subtract from the time
*/
void datetime_add_minutes(
BACNET_DATE_TIME * bdatetime,
int32_t minutes)
{
uint32_t bdatetime_minutes = 0;
uint32_t bdatetime_days = 0;
int32_t days = 0;
/* convert bdatetime to seconds and days */
bdatetime_minutes =
seconds_since_midnight(bdatetime->time.hour, bdatetime->time.min,
bdatetime->time.sec) / 60;
bdatetime_days =
days_since_epoch(bdatetime->date.year, bdatetime->date.month,
bdatetime->date.day);
/* add */
days = minutes / (24 * 60);
bdatetime_days += days;
minutes -= (days * 24 * 60);
bdatetime_minutes += minutes;
days = bdatetime_minutes / (24 * 60);
bdatetime_days += days;
/* convert bdatetime from seconds and days */
seconds_since_midnight_into_hms(bdatetime_minutes * 60,
&bdatetime->time.hour, &bdatetime->time.min, NULL);
days_since_epoch_into_ymd(bdatetime_days, &bdatetime->date.year,
&bdatetime->date.month, &bdatetime->date.day);
bdatetime->date.wday =
day_of_week(bdatetime->date.year, bdatetime->date.month,
bdatetime->date.day);
}
/** Calculates the number of seconds since midnight
*
* @param btime [in] BACNET_TIME containing the time to convert
*
* @return seconds since midnight
*/
uint32_t datetime_seconds_since_midnight(
BACNET_TIME * btime)
{
uint32_t seconds = 0;
if (btime) {
seconds = seconds_since_midnight(btime->hour, btime->min, btime->sec);
}
return seconds;
}
void testBACnetDateTimeSeconds(
Test * pTest)
{
uint8_t hour = 0, minute = 0, second = 0;
uint8_t test_hour = 0, test_minute = 0, test_second = 0;
uint32_t seconds = 0, test_seconds;
for (hour = 0; hour < 24; hour++) {
for (minute = 0; minute < 60; minute += 3) {
for (second = 0; second < 60; second += 17) {
seconds = seconds_since_midnight(hour, minute, second);
seconds_since_midnight_into_hms(seconds, &test_hour,
&test_minute, &test_second);
test_seconds =
seconds_since_midnight(test_hour, test_minute,
test_second);
ct_test(pTest, seconds == test_seconds);
}
}
}
}
void
update_timeused_login(time_t now)
{
struct natstr *natp = getnatp(player->cnum);
time_t midnight_secs = seconds_since_midnight(now);
if (now - natp->nat_last_logout > midnight_secs) {
natp->nat_timeused = 0;
putnat(natp);
}
player->lasttime = now;
}
void
update_timeused(time_t now)
{
struct natstr *natp = getnatp(player->cnum);
time_t midnight_secs = seconds_since_midnight(now);
time_t dt = now - player->lasttime;
if (dt > midnight_secs)
natp->nat_timeused = midnight_secs;
else
natp->nat_timeused += dt;
player->lasttime = now;
putnat(natp);
}
/** Utility to add or subtract minutes to a BACnet DateTime structure
*
* @param bdatetime [in] the starting date and time
* @param minutes [in] number of minutes to add or subtract from the time
*/
void datetime_add_minutes(
BACNET_DATE_TIME * bdatetime,
int32_t minutes)
{
uint32_t bdatetime_minutes = 0;
uint32_t bdatetime_days = 0;
int32_t days = 0;
/* convert bdatetime to seconds and days */
bdatetime_minutes =
seconds_since_midnight(bdatetime->time.hour, bdatetime->time.min,
bdatetime->time.sec) / 60;
bdatetime_days = datetime_days_since_epoch(&bdatetime->date);
/* more minutes than in a day? */
days = minutes / (24 * 60);
bdatetime_days += days;
minutes -= (days * 24 * 60);
/* less minutes - previous day? */
if (minutes < 0) {
/* convert to positive for easier math */
minutes *= -1;
if ((uint32_t)minutes > bdatetime_minutes) {
/* previous day */
bdatetime_days -= 1;
bdatetime_minutes += ((24 * 60) - minutes);
} else {
bdatetime_minutes -= minutes;
days = bdatetime_minutes / (24 * 60);
bdatetime_days += days;
bdatetime_minutes -= (days * 24 * 60);
}
} else {
/* more days than current datetime? */
bdatetime_minutes += minutes;
days = bdatetime_minutes / (24 * 60);
bdatetime_days += days;
bdatetime_minutes -= (days * 24 * 60);
}
/* convert bdatetime from seconds and days */
seconds_since_midnight_into_hms(bdatetime_minutes * 60,
&bdatetime->time.hour, &bdatetime->time.min, NULL);
datetime_days_since_epoch_into_date(bdatetime_days, &bdatetime->date);
}