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more intuitive leap year check

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This commit is contained in:
Tobias Brunner 2009-05-14 18:58:17 +02:00
parent 24bb9fdbf7
commit 5020a456c0
1 changed files with 3 additions and 3 deletions
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6
src/libstrongswan/asn1/asn1.c
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@ -381,11 +381,11 @@ time_t asn1_to_time(const chunk_t *utctime, asn1_t type)
tm_leap = tm_leap_4 - tm_leap_100 + tm_leap_400 - tm_leap_1970;
/* if date later then February, is the current year a leap year? */
if ((tm_mon > 1 && 4*(tm_leap_4 + 1) == tm_year) &&
(100*(tm_leap_100 + 1) != tm_year || 400*(tm_leap_400 + 1) == tm_year))
if (tm_mon > 1 && (tm_year % 4 == 0) &&
(tm_year % 100 != 0 || tm_year % 400 == 0))
{
tm_leap++;
}
}
tm_days = 365 * (tm_year - 1970) + days[tm_mon] + tm_day + tm_leap;
tm_secs = 60 * (60 * (24 * tm_days + tm_hour) + tm_min) + tm_sec - tz_offset;