OpenSSL EC: Correctly handle OpenSSL not supporting the curve

GH #656

2 files changed, 6 insertions, 6 deletions

diff --git a/src/lib/pubkey/ecdh/ecdh.cpp b/src/lib/pubkey/ecdh/ecdh.cpp
index a4791e15e..f3da737bb 100644
--- a/src/lib/pubkey/ecdh/ecdh.cpp
+++ b/src/lib/pubkey/ecdh/ecdh.cpp
@@ -64,10 +64,10 @@ ECDH_PrivateKey::create_key_agreement_op(RandomNumberGenerator& /*rng*/,
          {
          return make_openssl_ecdh_ka_op(*this, params);
          }
-      catch(Exception& e)
+      catch(Lookup_Error&)
          {
          if(provider == "openssl")
-            throw Exception("OpenSSL ECDH refused key or params", e.what());
+            throw;
          }
       }
 #endif
diff --git a/src/lib/pubkey/ecdsa/ecdsa.cpp b/src/lib/pubkey/ecdsa/ecdsa.cpp
index f93fcc7a5..48d16caca 100644
--- a/src/lib/pubkey/ecdsa/ecdsa.cpp
+++ b/src/lib/pubkey/ecdsa/ecdsa.cpp
@@ -169,10 +169,10 @@ ECDSA_PublicKey::create_verification_op(const std::string& params,
          {
          return make_openssl_ecdsa_ver_op(*this, params);
          }
-      catch(Exception& e)
+      catch(Lookup_Error& e)
          {
          if(provider == "openssl")
-            throw Exception("OpenSSL provider refused ECDSA pubkey", e.what());
+            throw;
          }
       }
 #endif
@@ -195,10 +195,10 @@ ECDSA_PrivateKey::create_signature_op(RandomNumberGenerator& /*rng*/,
          {
          return make_openssl_ecdsa_sig_op(*this, params);
          }
-      catch(Exception& e)
+      catch(Lookup_Error& e)
          {
          if(provider == "openssl")
-            throw Exception("OpenSSL provider refused ECDSA privkey", e.what());
+            throw;
          }
       }
 #endif