ec2.rb in cose-1.3.0

- old
+ new
@@ -66,31 +66,36 @@
       end
 
       def to_pkey
         if curve
           group = OpenSSL::PKey::EC::Group.new(curve.pkey_name)
-          pkey = OpenSSL::PKey::EC.new(group)
           public_key_bn = OpenSSL::BN.new("\x04" + x + y, 2)
           public_key_point = OpenSSL::PKey::EC::Point.new(group, public_key_bn)
 
           # RFC5480 SubjectPublicKeyInfo
-          asn1 = OpenSSL::ASN1::Sequence([
-            OpenSSL::ASN1::Sequence([
-              OpenSSL::ASN1::ObjectId("id-ecPublicKey"),
-              OpenSSL::ASN1::ObjectId(curve.pkey_name),
-            ]),
-            OpenSSL::ASN1::BitString(public_key_point.to_octet_string(:uncompressed))
-          ])
+          asn1 = OpenSSL::ASN1::Sequence(
+            [
+              OpenSSL::ASN1::Sequence(
+                [
+                  OpenSSL::ASN1::ObjectId("id-ecPublicKey"),
+                  OpenSSL::ASN1::ObjectId(curve.pkey_name),
+                ]
+              ),
+              OpenSSL::ASN1::BitString(public_key_point.to_octet_string(:uncompressed))
+            ]
+          )
 
           if d
             # RFC5915 ECPrivateKey
-            asn1 = OpenSSL::ASN1::Sequence([
-              OpenSSL::ASN1::Integer.new(1),
-              # Not properly padded but OpenSSL doesn't mind
-              OpenSSL::ASN1::OctetString(OpenSSL::BN.new(d, 2).to_s(2)),
-              OpenSSL::ASN1::ObjectId(curve.pkey_name, 0, :EXPLICIT),
-              OpenSSL::ASN1::BitString(public_key_point.to_octet_string(:uncompressed), 1, :EXPLICIT),
-            ])
+            asn1 = OpenSSL::ASN1::Sequence(
+              [
+                OpenSSL::ASN1::Integer.new(1),
+                # Not properly padded but OpenSSL doesn't mind
+                OpenSSL::ASN1::OctetString(OpenSSL::BN.new(d, 2).to_s(2)),
+                OpenSSL::ASN1::ObjectId(curve.pkey_name, 0, :EXPLICIT),
+                OpenSSL::ASN1::BitString(public_key_point.to_octet_string(:uncompressed), 1, :EXPLICIT),
+              ]
+            )
 
             der = asn1.to_der
             return OpenSSL::PKey::EC.new(der)
           end
 