diff --git a/c_gen/loxi_utils_legacy.py b/c_gen/loxi_utils_legacy.py
index 47b1430..699006f 100644
--- a/c_gen/loxi_utils_legacy.py
+++ b/c_gen/loxi_utils_legacy.py
@@ -517,29 +517,3 @@
         raise ValueError("template %s not found" % name)
     with open(template_filename) as infile:
         out.write(infile.read())
-
-@memoize
-def lookup_ir_wiretype(oftype, version):
-    """ if of is a reference to an enum in ir, resolve it to the wiretype
-        declared in that enum. Else return oftype """
-    enums = of_g.ir[version].enums
-    enum = find(lambda e: e.name == oftype, enums)
-    if enum and 'wire_type' in enum.params:
-        return enum.params['wire_type']
-    else:
-        return oftype
-
-class TemplateEngine(tenjin.Engine):
-    def include(self, template_name, **kwargs):
-        """
-        Tenjin has an issue with nested includes that use the same local variable
-        names, because it uses the same context dict for each level of nesting.
-        The fix is to copy the context.
-        """
-        frame = sys._getframe(1)
-        locals  = frame.f_locals
-        globals = frame.f_globals
-        context = locals["_context"].copy()
-        context.update(kwargs)
-        template = self.get_template(template_name, context, globals)
-        return template.render(context, globals, _buf=locals["_buf"])
diff --git a/loxi_utils/loxi_utils.py b/loxi_utils/loxi_utils.py
index f4cd950..d5937ac 100644
--- a/loxi_utils/loxi_utils.py
+++ b/loxi_utils/loxi_utils.py
@@ -80,38 +80,6 @@
     else:
         return _unified_by_name(cls).is_instanceof("of_header")
 
-def class_is_tlv16(cls):
-    """
-    Return True if cls_name is an object which uses uint16 for type and length
-    """
-    if cls.find("of_action") == 0: # Includes of_action_id classes
-        return True
-    if cls.find("of_instruction") == 0:
-        return True
-    if cls.find("of_queue_prop") == 0:
-        return True
-    if cls.find("of_table_feature_prop") == 0:
-        return True
-    # *sigh*
-    if cls.find("of_meter_band_stats") == 0:  # NOT A TLV
-        return False
-    if cls.find("of_meter_band") == 0:
-        return True
-    if cls.find("of_hello_elem") == 0:
-        return True
-    if cls == "of_match_v3":
-        return True
-    if cls == "of_match_v4":
-        return True
-    return False
-
-def class_is_u16_len(cls):
-    """
-    Return True if cls_name is an object which uses initial uint16 length
-    """
-    return cls in ["of_group_desc_stats_entry", "of_group_stats_entry",
-                   "of_flow_stats_entry", "of_bucket", "of_table_features"]
-
 def class_is_oxm(cls):
     """
     Return True if cls_name is an OXM object