openpgp: Implement From<&Cert> for RevocationKey

1 files changed, 9 insertions, 0 deletions

diff --git a/openpgp/src/types/revocation_key.rs b/openpgp/src/types/revocation_key.rs
index 79c1fc7f..4bacf5ff 100644
--- a/openpgp/src/types/revocation_key.rs
+++ b/openpgp/src/types/revocation_key.rs
@@ -1,6 +1,7 @@
 use quickcheck::{Arbitrary, Gen};
 
 use crate::{
+    cert::prelude::*,
     Error,
     Fingerprint,
     Result,
@@ -27,6 +28,14 @@ pub struct RevocationKey {
     unknown: u8,
 }
 
+impl From<&Cert> for RevocationKey {
+    fn from(cert: &Cert) -> Self {
+        RevocationKey::new(cert.primary_key().pk_algo(),
+                           cert.fingerprint(),
+                           false)
+    }
+}
+
 impl RevocationKey {
     /// Creates a new instance.
     pub fn new(pk_algo: PublicKeyAlgorithm, fp: Fingerprint, sensitive: bool)