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der: adds support for DateTime::INFINITY #1026

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Merged
tarcieri merged 1 commit into from
Apr 24, 2023
Merged

der: adds support for DateTime::INFINITY #1026

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2 changes: 1 addition & 1 deletion der/src/asn1/generalized_time.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,7 @@ impl GeneralizedTime {
const LENGTH: usize = 15;

/// Create a [`GeneralizedTime`] from a [`DateTime`].
pub fn from_date_time(datetime: DateTime) -> Self {
pub const fn from_date_time(datetime: DateTime) -> Self {
Self(datetime)
}

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12 changes: 12 additions & 0 deletions der/src/datetime.rs
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Expand Up @@ -56,6 +56,18 @@ pub struct DateTime {
}

impl DateTime {
/// This is the maximum date represented by the [`DateTime`]
/// This corresponds to: 9999-12-31T23:59:59Z
pub const INFINITY: DateTime = DateTime {
year: 9999,
month: 12,
day: 31,
hour: 23,
minutes: 59,
seconds: 59,
unix_duration: MAX_UNIX_DURATION,
};

/// Create a new [`DateTime`] from the given UTC time components.
// TODO(tarcieri): checked arithmetic
#[allow(clippy::integer_arithmetic)]
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