Update

central_backend/src/crypto/openssl_utils.rs

@@ -0,0 +1,24 @@
+use openssl::asn1::{Asn1Time, Asn1TimeRef};
+
+/// Clone Asn1 time
+pub fn clone_asn1_time(time: &Asn1TimeRef) -> anyhow::Result<Asn1Time> {
+    let diff = time.diff(Asn1Time::from_unix(0)?.as_ref())?;
+    let days = diff.days.abs();
+    let secs = diff.secs.abs();
+
+    Ok(Asn1Time::from_unix((days * 3600 * 24 + secs) as i64)?)
+}
+
+#[cfg(test)]
+mod test {
+    use crate::crypto::openssl_utils::clone_asn1_time;
+    use openssl::asn1::Asn1Time;
+    use std::cmp::Ordering;
+
+    #[test]
+    fn test_clone_asn1_time() {
+        let a = Asn1Time::from_unix(10).unwrap();
+        let b = clone_asn1_time(a.as_ref()).unwrap();
+        assert_eq!(a.compare(&b).unwrap(), Ordering::Equal);
+    }
+}