2 files changed, 14 insertions, 1 deletions
diff --git a/lib/public_key/src/pubkey_crypto.erl b/lib/public_key/src/pubkey_crypto.erl
index 4ab655e977..7b7abb1c56 100644
--- a/lib/public_key/src/pubkey_crypto.erl
+++ b/lib/public_key/src/pubkey_crypto.erl
@@ -106,6 +106,11 @@ sign(DigestType, PlainText, #'RSAPrivateKey'{modulus = N, publicExponent = E,
 						    crypto:mpint(N),
 						    crypto:mpint(D)]);
 
+sign(none, Hash, #'DSAPrivateKey'{p = P, q = Q, g = G, x = X}) ->
+    crypto:dss_sign(none, Hash, 
+		    [crypto:mpint(P), crypto:mpint(Q), 
+		     crypto:mpint(G), crypto:mpint(X)]);
+  
 sign(sha, PlainText, #'DSAPrivateKey'{p = P, q = Q, g = G, x = X}) ->
     crypto:dss_sign(sized_binary(PlainText), 
 		    [crypto:mpint(P), crypto:mpint(Q), 
@@ -128,6 +133,12 @@ verify(DigestType, PlainText, Signature,
 		      sized_binary(Signature), 
 		      [crypto:mpint(Exp), crypto:mpint(Mod)]);
 
+verify(none, Hash, Signature, Key,  #'Dss-Parms'{p = P, q = Q, g = G}) ->
+    crypto:dss_verify(none, Hash, 
+		      sized_binary(Signature), 
+		      [crypto:mpint(P), crypto:mpint(Q), 
+		       crypto:mpint(G), crypto:mpint(Key)]);
+    
 verify(sha, PlainText, Signature, Key,  #'Dss-Parms'{p = P, q = Q, g = G}) ->
     crypto:dss_verify(sized_binary(PlainText), 
 		      sized_binary(Signature), 
diff --git a/lib/public_key/src/public_key.erl b/lib/public_key/src/public_key.erl
index d1d45f21a0..12354eee5d 100644
--- a/lib/public_key/src/public_key.erl
+++ b/lib/public_key/src/public_key.erl
@@ -360,7 +360,9 @@ verify_signature(PlainText, DigestType, Signature, #'RSAPublicKey'{} = Key,
     pubkey_crypto:verify(DigestType, PlainText, Signature, Key, KeyParams);
 verify_signature(PlainText, sha, Signature, Key, #'Dss-Parms'{} = KeyParams) 
   when is_binary(PlainText), is_binary(Signature), is_integer(Key) ->
-    pubkey_crypto:verify(sha, PlainText, Signature, Key, KeyParams).
+    pubkey_crypto:verify(sha, PlainText, Signature, Key, KeyParams);
+verify_signature(Hash, none, Signature, Key, KeyParams) ->
+    pubkey_crypto:verify(none, Hash, Signature, Key, KeyParams).
 
 verify_signature(DerCert, Key, #'Dss-Parms'{} = KeyParams) 
   when is_binary(DerCert), is_integer(Key) ->