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=begin
= $RCSfile$ -- Ruby-space predefined Cipher subclasses
= Info
'OpenSSL for Ruby 2' project
Copyright (C) 2002 Michal Rokos <m.rokos@sh.cvut.cz>
All rights reserved.
= Licence
This program is licenced under the same licence as Ruby.
(See the file 'LICENCE'.)
= Version
$Id$
=end
##
# Should we care what if somebody require this file directly?
#require 'openssl'
module OpenSSL
module Cipher
%w(AES Cast5 BF DES Idea RC2 RC4 RC5).each{|cipher|
eval(<<-EOD)
class #{cipher} < Cipher
def initialize(*args)
args = args.join('-')
if args.size == 0
super(\"#{cipher}\")
else
super(\"#{cipher}-#\{args\}\")
end
end
end
EOD
}
class Cipher
def random_key
str = OpenSSL::Random.random_bytes(self.key_len)
self.key = str
return str
end
def random_iv
str = OpenSSL::Random.random_bytes(self.iv_len)
self.iv = str
return str
end
end
end # Cipher
end # OpenSSL
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