re-adding tag v1_9_0_4 as an alias of trunk@18848v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18849 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 73 deletions

diff --git a/trunk/ext/digest/sha2/lib/sha2.rb b/trunk/ext/digest/sha2/lib/sha2.rb
deleted file mode 100644
index 52dd639f9b..0000000000
--- a/trunk/ext/digest/sha2/lib/sha2.rb
+++ /dev/null
@@ -1,73 +0,0 @@
-#--
-# sha2.rb - defines Digest::SHA2 class which wraps up the SHA256,
-#           SHA384, and SHA512 classes.
-#++
-# Copyright (c) 2006 Akinori MUSHA <knu@iDaemons.org>
-#
-# All rights reserved.  You can redistribute and/or modify it under the same
-# terms as Ruby.
-#
-#   $Id$
-
-require 'digest'
-
-module Digest
-  #
-  # A meta digest provider class for SHA256, SHA384 and SHA512.
-  #
-  class SHA2 < Digest::Class
-    # call-seq:
-    #     Digest::SHA2.new(bitlen = 256) -> digest_obj
-    #
-    # Creates a new SHA2 hash object with a given bit length.
-    def initialize(bitlen = 256)
-      case bitlen
-      when 256
-        @sha2 = Digest::SHA256.new
-      when 384
-        @sha2 = Digest::SHA384.new
-      when 512
-        @sha2 = Digest::SHA512.new
-      else
-        raise ArgumentError, "unsupported bit length: %s" % bitlen.inspect
-      end
-      @bitlen = bitlen
-    end
-
-    # :nodoc:
-    def reset
-      @sha2.reset
-      self
-    end
-
-    # :nodoc:
-    def update(str)
-      @sha2.update(str)
-      self
-    end
-    alias << update
-
-    def finish
-      @sha2.digest!
-    end
-    private :finish
-
-    def block_length
-      @sha2.block_length
-    end
-
-    def digest_length
-      @sha2.digest_length
-    end
-
-    # :nodoc:
-    def initialize_copy(other)
-      @sha2 = other.instance_eval { @sha2.clone }
-    end
-
-    # :nodoc:
-    def inspect
-      "#<%s:%d %s>" % [self.class.name, @bitlen, hexdigest]
-    end
-  end
-end