=begin
= $RCSfile$ -- Ruby-space predefined Digest 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: digest.rb 28004 2010-05-24 23:58:49Z shyouhei $
=end
##
# Should we care what if somebody require this file directly?
#require 'openssl'
module OpenSSL
class Digest
alg = %w(DSS DSS1 MD2 MD4 MD5 MDC2 RIPEMD160 SHA SHA1)
if OPENSSL_VERSION_NUMBER > 0x00908000
alg += %w(SHA224 SHA256 SHA384 SHA512)
end
def self.digest(name, data)
super(data, name)
end
alg.each{|name|
klass = Class.new(Digest){
define_method(:initialize){|*data|
if data.length > 1
raise ArgumentError,
"wrong number of arguments (#{data.length} for 1)"
end
super(name, data.first)
}
}
singleton = (class << klass; self; end)
singleton.class_eval{
define_method(:digest){|data| Digest.digest(name, data) }
define_method(:hexdigest){|data| Digest.hexdigest(name, data) }
}
const_set(name, klass)
}
# This class is only provided for backwards compatibility. Use OpenSSL::Digest in the future.
class Digest < Digest
def initialize(*args)
# add warning
super(*args)
end
end
end # Digest
end # OpenSSL
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