openpgp: Add conversions from &KeyID and &Fingerprint to KeyHandle

  - Like we have functions to convert a slice of bytes to a KeyID or a
    Fingerprint, and a &Fingerprint to a KeyID, add functions to
    convert a &KeyID or a &Fingerprint to a KeyHandle.

1 files changed, 12 insertions, 0 deletions

diff --git a/openpgp/src/keyhandle.rs b/openpgp/src/keyhandle.rs
index fafbe36b..88a9acde 100644
--- a/openpgp/src/keyhandle.rs
+++ b/openpgp/src/keyhandle.rs
@@ -36,6 +36,12 @@ impl From<KeyID> for KeyHandle {
     }
 }
 
+impl From<&KeyID> for KeyHandle {
+    fn from(i: &KeyID) -> Self {
+        KeyHandle::KeyID(i.clone())
+    }
+}
+
 impl From<KeyHandle> for KeyID {
     fn from(i: KeyHandle) -> Self {
         match i {
@@ -51,6 +57,12 @@ impl From<Fingerprint> for KeyHandle {
     }
 }
 
+impl From<&Fingerprint> for KeyHandle {
+    fn from(i: &Fingerprint) -> Self {
+        KeyHandle::Fingerprint(i.clone())
+    }
+}
+
 impl TryFrom<KeyHandle> for Fingerprint {
     type Error = failure::Error;
     fn try_from(i: KeyHandle) -> Result<Self> {