From af100a069102b0f56521acdea31b4b6a2a7f25dd Mon Sep 17 00:00:00 2001
From: Arthur Gautier <baloo@superbaloo.net>
Date: Tue, 24 Sep 2024 10:27:07 -0700
Subject: [PATCH] x509-cert: creates a validity to infinity (#1528)

This is used for idevid certificates burned in hardware.
---
 x509-cert/src/time.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/x509-cert/src/time.rs b/x509-cert/src/time.rs
index a3d0cfaf1..fc4fe1c48 100644
--- a/x509-cert/src/time.rs
+++ b/x509-cert/src/time.rs
@@ -159,6 +159,18 @@ where
             _profile: PhantomData,
         })
     }
+
+    /// Creates a `Validity` which starts now and does not expire.
+    #[cfg(all(feature = "std", feature = "hazmat"))]
+    pub fn infinity() -> der::Result<Self> {
+        let now = SystemTime::now();
+
+        Ok(Self {
+            not_before: Time::try_from(now)?,
+            not_after: Time::INFINITY,
+            _profile: PhantomData,
+        })
+    }
 }
 
 impl<'a, P: Profile> DecodeValue<'a> for Validity<P> {