Add a new function to Public_Key, algorithm_identifier(), which just

returns the AlgorithmIdentifier representing this scheme (OID + domain
params if any).

1 files changed, 1 insertions, 7 deletions

diff --git a/src/cert/x509/x509_ca.cpp b/src/cert/x509/x509_ca.cpp
index 16b7b3b9b..9af5aa449 100644
--- a/src/cert/x509/x509_ca.cpp
+++ b/src/cert/x509/x509_ca.cpp
@@ -274,13 +274,7 @@ PK_Signer* choose_sig_format(const Private_Key& key,
    padding = padding + '(' + proto_hash->name() + ')';
 
    sig_algo.oid = OIDS::lookup(algo_name + "/" + padding);
-
-   std::auto_ptr<X509_Encoder> encoding(key.x509_encoder());
-   if(!encoding.get())
-      throw Encoding_Error("Key " + algo_name + " does not support "
-                           "X.509 encoding");
-
-   sig_algo.parameters = encoding->alg_id().parameters;
+   sig_algo.parameters = key.algorithm_identifier().parameters;
 
    const PK_Signing_Key& sig_key = dynamic_cast<const PK_Signing_Key&>(key);