Added some nice transform hooks

git-svn-id: file:///home/svn/incoming/trunk@2614 4d416f70-5f16-0410-b530-b9f4589650da

lib/rex/encoder/xor.rb

@@ -16,12 +16,27 @@ class Xor
 		self.class::EncoderKlass
 	end
 
+	def _unencoded_transform(data)
+		data
+	end
+
+	def _encoded_transform(data)
+		data
+	end
+
 	def encode(data, badchars = '', opts = { })
 		self.raw      = data
 		self.badchars = badchars
 		self.opts     = opts
 
+		# apply any transforms to the plaintext data
+		data = _unencoded_transform(data)
+
 		self.encoded, self.key, self.fkey = encoder().find_key_and_encode(data, badchars)
+
+		# apply any transforms to the encoded data
+		self.encoded = _encoded_transform(encoded)
+
 		return _prepend() + encoded + _append()
 	end