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LibCrypto: Store ASN1 certificate timestamps as UnixDateTime

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We are currently using Core::DateTime, which is meant to represent local
time. However, we are doing no conversion between the parsed time in UTC
and local time, so we end up comparing time stamps from different time
zones.

Instead, store the parsed times as UnixDateTime, which is UTC. Then we
can always compare the parsed times against the current UTC time.

This also lets us store parsed milliseconds.
This commit is contained in:
Timothy Flynn 2024-03-07 10:34:45 -05:00 • committed by Ali Mohammad Pur
parent da118f2adf
commit 928287b782
7 changed files with 64 additions and 65 deletions
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6
Userland/Libraries/LibTLS/TLSv12.cpp
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@ -104,15 +104,15 @@ void TLSv12::consume(ReadonlyBytes record)
bool Certificate::is_valid() const
{
auto now = Core::DateTime::now();
auto now = UnixDateTime::now();
if (now < validity.not_before) {
dbgln("certificate expired (not yet valid, signed for {})", validity.not_before.to_byte_string());
dbgln("certificate expired (not yet valid, signed for {})", Core::DateTime::from_timestamp(validity.not_before.seconds_since_epoch()));
return false;
}
if (validity.not_after < now) {
dbgln("certificate expired (expiry date {})", validity.not_after.to_byte_string());
dbgln("certificate expired (expiry date {})", Core::DateTime::from_timestamp(validity.not_after.seconds_since_epoch()));
return false;
}