Make sure CRC#checksum return an XORed checksum.

nofxx · May 29, 2010 · 03538a8 · 03538a8
1 parent b1154e1
commit 03538a8
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/lib/digest/crc.rb b/lib/digest/crc.rb
@@ -1,7 +1,7 @@
 require 'digest'
 
 module Digest
-  class CRC
+  class CRC < Digest::Class
 
     include Digest::Instance
 
@@ -36,15 +36,15 @@ def reset
     end
 
     def checksum
-      @crc
+      @crc ^ self.class.const_get(:XOR_CRC)
     end
 
     def self.pack(crc)
       ''
     end
 
     def finish
-      self.class.pack(@crc ^ self.class.const_get(:XOR_CRC))
+      self.class.pack(checksum)
     end
 
   end