1 files changed, 36 insertions, 0 deletions
diff --git a/lib/asn1kit/types/useful_types.rb b/lib/asn1kit/types/useful_types.rb
new file mode 100644
index 0000000..f868879
--- /dev/null
+++ b/lib/asn1kit/types/useful_types.rb
@@ -0,0 +1,36 @@
+# coding: ASCII-8BIT
+
+class ASN1Kit::UTCTime < ASN1Kit::VisibleString
+  TAG_NUMBER = 23
+
+  def initialize(value)
+    case value
+    when String
+      @value = value
+    when Time
+      if value.utc_offset == 0
+        @value = value.strftime("%y%m%d%H%M%SZ")
+      else
+        @value = value.strftime("%y%m%d%H%M%S%z")
+      end
+    else
+      raise ArgumentError, "%p cannot be parsed" % value
+    end
+  end
+
+  def to_time
+    raise NotImplementedError
+  end
+
+  def to_der
+    raise NotImplementedError
+  end
+end
+
+class ASN1Kit::GeneralizedTime < ASN1Kit::VisibleString
+  TAG_NUMBER = 24
+end
+
+class ASN1Kit::ObjectDescriptor < ASN1Kit::Type
+  TAG_NUMBER = 7
+end