diff options
Diffstat (limited to 'ruby_1_8_6/ext/openssl/lib/openssl/cipher.rb')
-rw-r--r-- | ruby_1_8_6/ext/openssl/lib/openssl/cipher.rb | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/ruby_1_8_6/ext/openssl/lib/openssl/cipher.rb b/ruby_1_8_6/ext/openssl/lib/openssl/cipher.rb new file mode 100644 index 0000000000..049533d06b --- /dev/null +++ b/ruby_1_8_6/ext/openssl/lib/openssl/cipher.rb @@ -0,0 +1,58 @@ +=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{|name| + klass = Class.new(Cipher){ + define_method(:initialize){|*args| + cipher_name = args.inject(name){|n, arg| "#{n}-#{arg}" } + super(cipher_name) + } + } + const_set(name, klass) + } + + %w(128 192 256).each{|keylen| + klass = Class.new(Cipher){ + define_method(:initialize){|mode| + mode ||= "CBC" + cipher_name = "AES-#{keylen}-#{mode}" + super(cipher_name) + } + } + const_set("AES#{keylen}", klass) + } + + 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 |