1 files changed, 72 insertions, 0 deletions
diff --git a/ruby_1_9_3/ext/openssl/lib/openssl/digest.rb b/ruby_1_9_3/ext/openssl/lib/openssl/digest.rb
new file mode 100644
index 0000000000..b47007165c
--- /dev/null
+++ b/ruby_1_9_3/ext/openssl/lib/openssl/digest.rb
@@ -0,0 +1,72 @@
+#--
+#
+# $RCSfile$
+#
+# = 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
+# $Id$
+#
+#++
+
+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
+
+    # Return the +data+ hash computed with +name+ Digest. +name+ is either the
+    # long name or short name of a supported digest algorithm.
+    #
+    # === Examples
+    #
+    #   OpenSSL::Digest.digest("SHA256, "abc")
+    #
+    # which is equivalent to:
+    #
+    #   OpenSSL::Digest::SHA256.digest("abc")
+
+    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
+