From ecb4e36e2a8b4e1fb015c7b2f3c6ad866d04a0a1 Mon Sep 17 00:00:00 2001
From: Arthur Gautier <arthur.gautier@arista.com>
Date: Tue, 25 Aug 2026 22:12:25 -0700
Subject: [PATCH] x509-tsp: provide a to_datetime for `GeneralizedTimeNanos`

This is mostly useful for human-readable messages.
---
 x509-tsp/src/generalized_time_nanos.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/x509-tsp/src/generalized_time_nanos.rs b/x509-tsp/src/generalized_time_nanos.rs
index ec9fba283..2e48863d8 100644
--- a/x509-tsp/src/generalized_time_nanos.rs
+++ b/x509-tsp/src/generalized_time_nanos.rs
@@ -49,6 +49,14 @@ impl GeneralizedTimeNanos {
             nanoseconds: unix_duration.subsec_nanos(),
         })
     }
+
+    /// Convert this [`GeneralizedTimeNanos`] into a [`DateTime`].
+    ///
+    /// Note: This looses the nanoseconds precision.
+    #[must_use]
+    pub const fn to_date_time(&self) -> DateTime {
+        self.datetime
+    }
 }
 
 impl From<GeneralizedTime> for GeneralizedTimeNanos {