Add `"x509_expiry"` feature flag

- fix return of `ASN1_TIME_print`
- assert on null `date`

1 files changed, 4 insertions, 0 deletions

diff --git a/openssl/src/x509/mod.rs b/openssl/src/x509/mod.rs
index dc649f18..bb5743e9 100644
--- a/openssl/src/x509/mod.rs
+++ b/openssl/src/x509/mod.rs
@@ -434,17 +434,21 @@ impl<'a> X509Ref<'a> {
     }
 
     /// Returns Issuer validity notAfter
+    #[cfg(feature = "x509_expiry")]
     pub fn not_after(&self) -> Asn1TimeRef {
         unsafe {
             let date = ::c_helpers::rust_0_8_X509_get_notAfter(self.0);
+            assert!(!date.is_null());
             Asn1TimeRef::from_ptr(date)
         }
     }
 
     /// Returns Issuer validity notBefore
+    #[cfg(feature = "x509_expiry")]
     pub fn not_before(&self) -> Asn1TimeRef {
         unsafe {
             let date = ::c_helpers::rust_0_8_X509_get_notBefore(self.0);
+            assert!(!date.is_null());
             Asn1TimeRef::from_ptr(date)
         }
     }