key.rb in bitcoin-ruby-0.0.8

- old
+ new

@@ -3,10 +3,12 @@
 module Bitcoin
 
   # Elliptic Curve key as used in bitcoin.
   class Key
 
+    attr_reader :key
+
     # Generate a new keypair.
     #  Bitcoin::Key.generate
     def self.generate(opts={compressed: true})
       k = new(nil, nil, opts); k.generate; k
     end
@@ -52,10 +54,11 @@
     end
 
     # Set the private key to +priv+ (in hex).
     def priv= priv
       set_priv(priv)
+      regenerate_pubkey
     end
 
     # Get the public key (in hex).
     # In case the key was initialized with only
     # a private key, the public key is regenerated.
@@ -96,15 +99,10 @@
 
     # Sign +data+ with the key.
     #  key1 = Bitcoin::Key.generate
     #  sig = key1.sign("some data")
     def sign(data)
-      sig = @key.dsa_sign_asn1(data)
-      if Script::is_low_der_signature?(sig)
-        sig
-      else
-        Bitcoin::OpenSSL_EC.signature_to_low_s(sig)
-      end
+      Bitcoin.sign_data(key, data)
     end
 
     # Verify signature +sig+ for +data+.
     #  key2 = Bitcoin::Key.new(nil, key1.pub)
     #  key2.verify("some data", sig)