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make _der_gmtime pickier about times is willing to convert

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Love Hornquist Astrand
2011-04-23 19:57:14 -07:00
parent b507bdb54f
commit 3ae4c52cbc
1 changed files with 8 additions and 0 deletions
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8
lib/asn1/timegm.c
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@@ -98,6 +98,14 @@ _der_gmtime(time_t t, struct tm *tm)
tm->tm_min = (secday % 3600) / 60; tm->tm_min = (secday % 3600) / 60;
tm->tm_hour = secday / 3600; tm->tm_hour = secday / 3600;
/*
* Refuse to calculate time ~ 2000 years into the future, this is
* not possible for systems where time_t is a int32_t, however,
* when time_t is a int64_t, that can happen.
*/
if (days > 356000)
return NULL;
tm->tm_year = 70; tm->tm_year = 70;
while(1) { while(1) {
unsigned dayinyear = (is_leap(tm->tm_year) ? 366 : 365); unsigned dayinyear = (is_leap(tm->tm_year) ? 366 : 365);