loci: move per-obj function pointers to global tables

This saves 32 bytes per of_object.
diff --git a/c_gen/c_code_gen.py b/c_gen/c_code_gen.py
index 81f5a1a..e26ef93 100644
--- a/c_gen/c_code_gen.py
+++ b/c_gen/c_code_gen.py
@@ -803,6 +803,7 @@
 #include <loci/of_match.h>
 #include <loci/of_object.h>
 #include <loci/loci_classes.h>
+#include <loci/loci_class_metadata.h>
 
 /****************************************************************
  *
@@ -1752,9 +1753,7 @@
         elif m_type not in ["of_match_t", "of_octets_t"]:
             out.write("""
     /* @fixme Shouldn't this precede copying value's data to buffer? */
-    if (%(m_name)s->wire_length_set != NULL) {
-        %(m_name)s->wire_length_set((of_object_t *)%(m_name)s, %(m_name)s->length);
-    }
+    of_object_wire_length_set((of_object_t *)%(m_name)s, %(m_name)s->length);
 """ % dict(m_name=m_name))
         out.write("""
     /* Not scalar, update lengths if needed */
@@ -2058,7 +2057,6 @@
     obj->length = bytes;
     obj->object_id = %(enum)s;
 """ % dict(cls=cls, enum=enum_name(cls)))
-    gen_coerce_ops(out, cls)
 
     out.write("""
     /* Grow the wire buffer */
@@ -2117,7 +2115,7 @@
 
         if loxi_utils.class_is_u16_len(cls) or cls == "of_packet_queue":
             out.write("""
-    obj->wire_length_set((of_object_t *)obj, obj->length);
+    of_object_wire_length_set((of_object_t *)obj, obj->length);
 """)
 
         if cls == "of_meter_stats":
@@ -2329,99 +2327,6 @@
  ****************************************************************/
 """)
 
-#
-# @fixme Not clear that these should all be set for virtual fns
-#
-# @fixme Clean up.  should have a (language specific) map from class
-# to length and type get/set functions
-#
-
-def gen_coerce_ops(out, cls):
-    out.write("""
-    /* Set up the object's function pointers */
-""")
-
-    uclass = loxi_globals.unified.class_by_name(cls)
-    if uclass and not uclass.virtual and uclass.has_type_members:
-        out.write("""
-    obj->wire_type_set = %(cls)s_push_wire_types;
-""" % dict(cls=cls))
-
-    if loxi_utils.class_is_message(cls):
-        out.write("""
-    obj->wire_length_get = of_object_message_wire_length_get;
-    obj->wire_length_set = of_object_message_wire_length_set;
-""")
-    else:
-        if loxi_utils.class_is_tlv16(cls):
-            if not (cls in type_maps.inheritance_map): # Don't set for super
-                out.write("""
-    obj->wire_length_set = of_tlv16_wire_length_set;
-""")
-            out.write("""
-    obj->wire_length_get = of_tlv16_wire_length_get;
-""")
-            if loxi_utils.class_is_action(cls):
-                out.write("""
-    obj->wire_type_get = of_action_wire_object_id_get;
-""")
-            if loxi_utils.class_is_action_id(cls):
-                out.write("""
-    obj->wire_type_get = of_action_id_wire_object_id_get;
-""")
-            if loxi_utils.class_is_instruction(cls):
-                out.write("""
-    obj->wire_type_get = of_instruction_wire_object_id_get;
-""")
-            if loxi_utils.class_is_instruction_id(cls):
-                out.write("""
-    obj->wire_type_get = of_instruction_id_wire_object_id_get;
-""")
-            if loxi_utils.class_is_queue_prop(cls):
-                    out.write("""
-    obj->wire_type_get = of_queue_prop_wire_object_id_get;
-""")
-            if loxi_utils.class_is_table_feature_prop(cls):
-                    out.write("""
-    obj->wire_type_get = of_table_feature_prop_wire_object_id_get;
-""")
-            if loxi_utils.class_is_meter_band(cls):
-                    out.write("""
-    obj->wire_type_get = of_meter_band_wire_object_id_get;
-""")
-            if loxi_utils.class_is_hello_elem(cls):
-                    out.write("""
-    obj->wire_type_get = of_hello_elem_wire_object_id_get;
-""")
-            if loxi_utils.class_is_bsn_tlv(cls):
-                    out.write("""
-    obj->wire_type_get = of_bsn_tlv_wire_object_id_get;
-""")
-        if loxi_utils.class_is_oxm(cls):
-            out.write("""
-    obj->wire_length_get = of_oxm_wire_length_get;
-    obj->wire_type_get = of_oxm_wire_object_id_get;
-""")
-        if loxi_utils.class_is_u16_len(cls):
-            out.write("""
-    obj->wire_length_get = of_u16_len_wire_length_get;
-    obj->wire_length_set = of_u16_len_wire_length_set;
-""")
-        if cls == "of_packet_queue":
-            out.write("""
-    obj->wire_length_get = of_packet_queue_wire_length_get;
-    obj->wire_length_set = of_packet_queue_wire_length_set;
-""")
-#        if cls == "of_list_meter_band_stats":
-#            out.write("""
-#    obj->wire_length_get = of_list_meter_band_stats_wire_length_get;
-#""")
-        if cls == "of_meter_stats":
-            out.write("""
-    obj->wire_length_get = of_meter_stats_wire_length_get;
-    obj->wire_length_set = of_meter_stats_wire_length_set;
-""")
-
 def gen_new_function_definitions(out, cls):
     """
     Generate the new operator for all classes
diff --git a/c_gen/c_test_gen.py b/c_gen/c_test_gen.py
index 01f1c5d..2ca743a 100644
--- a/c_gen/c_test_gen.py
+++ b/c_gen/c_test_gen.py
@@ -565,10 +565,10 @@
 
     if not type_maps.class_is_virtual(cls):
         out.write("""
-    if (obj->wire_length_get != NULL) {
+    if (loci_class_metadata[obj->object_id].wire_length_get != NULL) {
         int length;
 
-        obj->wire_length_get((of_object_t *)obj, &length);
+        loci_class_metadata[obj->object_id].wire_length_get((of_object_t *)obj, &length);
         TEST_ASSERT(length == %(length)d);
     }
 
@@ -717,10 +717,10 @@
     if inst_len >= 0:
         check_template = """
     TEST_ASSERT(%(inst)s->length == %(inst_len)d);
-    if (%(inst)s->wire_length_get != NULL) {
+    if (loci_class_metadata[%(inst)s->object_id].wire_length_get != NULL) {
         int length;
 
-        %(inst)s->wire_length_get(
+        loci_class_metadata[%(inst)s->object_id].wire_length_get(
             (of_object_t *)&elt, &length);
         TEST_ASSERT(length == %(inst_len)d);
     }
@@ -1552,16 +1552,16 @@
            v_name=v_name, length=length, version=version))
     if (not type_maps.class_is_virtual(cls)) or loxi_utils.class_is_list(cls):
         out.write("""
-    if (obj->wire_length_get != NULL) {
+    if (loci_class_metadata[obj->object_id].wire_length_get != NULL) {
         int length;
 
-        obj->wire_length_get((of_object_t *)obj, &length);
+        loci_class_metadata[obj->object_id].wire_length_get((of_object_t *)obj, &length);
         TEST_ASSERT(length == %(length)d);
     }
-    if (obj->wire_type_get != NULL) {
+    if (loci_class_metadata[obj->object_id].wire_type_get != NULL) {
         of_object_id_t obj_id;
 
-        obj->wire_type_get((of_object_t *)obj, &obj_id);
+        loci_class_metadata[obj->object_id].wire_type_get((of_object_t *)obj, &obj_id);
         TEST_ASSERT(obj_id == %(u_cls)s);
     }
 
diff --git a/c_gen/codegen.py b/c_gen/codegen.py
index af4dfa4..82de380 100644
--- a/c_gen/codegen.py
+++ b/c_gen/codegen.py
@@ -180,3 +180,155 @@
 
     with template_utils.open_output(install_dir, "loci/src/of_type_maps.c") as out:
         util.render_template(out, "of_type_maps.c", legacy_code=tmp.getvalue())
+
+ClassMetadata = namedtuple('ClassMetadata',
+    ['name', 'wire_length_get', 'wire_length_set', 'wire_type_get', 'wire_type_set'])
+
+def generate_class_metadata(install_dir):
+    with template_utils.open_output(install_dir, "loci/inc/loci/loci_class_metadata.h") as out:
+        util.render_template(out, "loci_class_metadata.h")
+
+    with template_utils.open_output(install_dir, "loci/src/loci_class_metadata.c") as out:
+        class_metadata = []
+        for uclass in loxi_globals.unified.classes:
+            wire_length_get = 'NULL'
+            wire_length_set = 'NULL'
+            wire_type_get = 'NULL'
+            wire_type_set = 'NULL'
+
+            if uclass and not uclass.virtual and uclass.has_type_members:
+                wire_type_set = '%s_push_wire_types' % uclass.name
+
+            if uclass.is_message and uclass.name != "of_header":
+                wire_length_get = 'of_object_message_wire_length_get'
+                wire_length_set = 'of_object_message_wire_length_set'
+            elif uclass.is_action:
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_action_wire_object_id_get'
+            elif uclass.is_action_id:
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_action_id_wire_object_id_get'
+            elif uclass.is_instruction:
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_instruction_wire_object_id_get'
+            elif uclass.is_instanceof('of_instruction_id'):
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_instruction_id_wire_object_id_get'
+            elif uclass.is_instanceof('of_queue_prop'):
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_queue_prop_wire_object_id_get'
+            elif uclass.is_instanceof('of_table_feature_prop'):
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_table_feature_prop_wire_object_id_get'
+            elif uclass.is_instanceof('of_meter_band'):
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_meter_band_wire_object_id_get'
+            elif uclass.is_instanceof('of_hello_elem'):
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_hello_elem_wire_object_id_get'
+            elif uclass.is_instanceof('of_bsn_tlv'):
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_get = 'of_bsn_tlv_wire_object_id_get'
+            elif uclass.is_oxm:
+                wire_length_get = 'of_oxm_wire_length_get'
+                wire_type_get = 'of_oxm_wire_object_id_get'
+            elif uclass.name == "of_packet_queue":
+                wire_length_get = 'of_packet_queue_wire_length_get'
+                wire_length_set = 'of_packet_queue_wire_length_set'
+            elif uclass.name == "of_list_meter_band_stats":
+                wire_length_get = 'of_list_meter_band_stats_wire_length_get'
+            elif uclass.name == "of_meter_stats":
+                wire_length_get = 'of_meter_stats_wire_length_get'
+                wire_length_set = 'of_meter_stats_wire_length_set'
+            elif uclass.name in ["of_group_desc_stats_entry", "of_group_stats_entry",
+                   "of_flow_stats_entry", "of_bucket", "of_table_features",
+                   "of_bsn_port_counter_stats_entry", "of_bsn_vlan_counter_stats_entry",
+                   "of_bsn_gentable_entry_desc_stats_entry", "of_bsn_gentable_entry_stats_entry",
+                   "of_bsn_gentable_desc_stats_entry"]:
+                wire_length_get = "of_u16_len_wire_length_get"
+                wire_length_set = "of_u16_len_wire_length_set"
+            elif uclass.name == 'of_match_v3':
+                wire_length_set = 'of_tlv16_wire_length_set'
+                wire_length_get = 'of_tlv16_wire_length_get'
+                wire_type_set = 'of_match_v3_push_wire_types'
+
+            class_metadata.append(ClassMetadata(
+                name=uclass.name,
+                wire_length_get=wire_length_get,
+                wire_length_set=wire_length_set,
+                wire_type_get=wire_type_get,
+                wire_type_set=wire_type_set))
+
+        class_metadata.extend([
+            ClassMetadata(
+                name="of_action_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_action_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_action_id_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_action_id_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_instruction_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_instruction_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_instruction_id_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_instruction_id_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_queue_prop_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_queue_prop_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_table_feature_prop_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_table_feature_prop_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_meter_band_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_meter_band_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_hello_elem_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_hello_elem_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_bsn_tlv_header",
+                wire_length_set='of_tlv16_wire_length_set',
+                wire_length_get='of_tlv16_wire_length_get',
+                wire_type_get='of_bsn_tlv_wire_object_id_get',
+                wire_type_set='NULL'),
+            ClassMetadata(
+                name="of_oxm_header",
+                wire_length_set='NULL',
+                wire_length_get='of_oxm_wire_length_get',
+                wire_type_get='of_oxm_wire_object_id_get',
+                wire_type_set='NULL'),
+        ])
+
+        util.render_template(out, "loci_class_metadata.c", class_metadata=class_metadata)
diff --git a/c_gen/templates/_push_wire_types.c b/c_gen/templates/_push_wire_types.c
index fd2536c..96a9111 100644
--- a/c_gen/templates/_push_wire_types.c
+++ b/c_gen/templates/_push_wire_types.c
@@ -25,7 +25,7 @@
 :: # EPL for the specific language governing permissions and limitations
 :: # under the EPL.
 ::
-static void
+void
 ${data.class_name}_push_wire_types(of_object_t *obj)
 {
     unsigned char *buf = OF_OBJECT_BUFFER_INDEX(obj, 0);
diff --git a/c_gen/templates/loci_class_metadata.c b/c_gen/templates/loci_class_metadata.c
new file mode 100644
index 0000000..1aca773
--- /dev/null
+++ b/c_gen/templates/loci_class_metadata.c
@@ -0,0 +1,51 @@
+:: # Copyright 2014, Big Switch Networks, Inc.
+:: #
+:: # LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
+:: # the following special exception:
+:: #
+:: # LOXI Exception
+:: #
+:: # As a special exception to the terms of the EPL, you may distribute libraries
+:: # generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
+:: # that copyright and licensing notices generated by LoxiGen are not altered or removed
+:: # from the LoxiGen Libraries and the notice provided below is (i) included in
+:: # the LoxiGen Libraries, if distributed in source code form and (ii) included in any
+:: # documentation for the LoxiGen Libraries, if distributed in binary form.
+:: #
+:: # Notice: "Copyright 2014, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
+:: #
+:: # You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
+:: # a copy of the EPL at:
+:: #
+:: # http://www.eclipse.org/legal/epl-v10.html
+:: #
+:: # Unless required by applicable law or agreed to in writing, software
+:: # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+:: # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+:: # EPL for the specific language governing permissions and limitations
+:: # under the EPL.
+::
+:: include('_copyright.c')
+:: import loxi_globals
+
+/****************************************************************
+ *
+ * loci_class_metadata.c
+ *
+ * Tables with information for each class
+ *
+ ****************************************************************/
+
+#include "loci_log.h"
+#include <loci/loci.h>
+
+struct loci_class_metadata loci_class_metadata[OF_OBJECT_COUNT] = {
+:: for data in class_metadata:
+    [${data.name.upper()}] = {
+        .wire_length_get=${data.wire_length_get},
+        .wire_length_set=${data.wire_length_set},
+        .wire_type_get=${data.wire_type_get},
+        .wire_type_set=${data.wire_type_set},
+    },
+:: #endfor
+};
diff --git a/c_gen/templates/loci_class_metadata.h b/c_gen/templates/loci_class_metadata.h
new file mode 100644
index 0000000..37962e3
--- /dev/null
+++ b/c_gen/templates/loci_class_metadata.h
@@ -0,0 +1,63 @@
+:: # Copyright 2014, Big Switch Networks, Inc.
+:: #
+:: # LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
+:: # the following special exception:
+:: #
+:: # LOXI Exception
+:: #
+:: # As a special exception to the terms of the EPL, you may distribute libraries
+:: # generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
+:: # that copyright and licensing notices generated by LoxiGen are not altered or removed
+:: # from the LoxiGen Libraries and the notice provided below is (i) included in
+:: # the LoxiGen Libraries, if distributed in source code form and (ii) included in any
+:: # documentation for the LoxiGen Libraries, if distributed in binary form.
+:: #
+:: # Notice: "Copyright 2014, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
+:: #
+:: # You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
+:: # a copy of the EPL at:
+:: #
+:: # http://www.eclipse.org/legal/epl-v10.html
+:: #
+:: # Unless required by applicable law or agreed to in writing, software
+:: # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+:: # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+:: # EPL for the specific language governing permissions and limitations
+:: # under the EPL.
+::
+:: include('_copyright.c')
+::
+#ifndef __LOCI_CLASS_METADATA_H__
+#define __LOCI_CLASS_METADATA_H__
+
+typedef void (*of_wire_length_get_f)(of_object_t *obj, int *bytes);
+typedef void (*of_wire_length_set_f)(of_object_t *obj, int bytes);
+typedef void (*of_wire_type_get_f)(of_object_t *obj, of_object_id_t *id);
+typedef void (*of_wire_type_set_f)(of_object_t *obj);
+
+struct loci_class_metadata {
+    of_wire_length_get_f wire_length_get;
+    of_wire_length_set_f wire_length_set;
+    of_wire_type_get_f wire_type_get;
+    of_wire_type_set_f wire_type_set;
+};
+
+extern struct loci_class_metadata loci_class_metadata[OF_OBJECT_COUNT];
+
+static inline void
+of_object_wire_length_set(of_object_t *obj, int bytes)
+{
+    if (loci_class_metadata[obj->object_id].wire_length_set) {
+        loci_class_metadata[obj->object_id].wire_length_set(obj, bytes);
+    }
+}
+
+static inline void
+of_object_wire_type_set(of_object_t *obj)
+{
+    if (loci_class_metadata[obj->object_id].wire_type_set) {
+        loci_class_metadata[obj->object_id].wire_type_set(obj);
+    }
+}
+
+#endif
diff --git a/c_gen/templates/loci_classes.h b/c_gen/templates/loci_classes.h
index 12c07d1..c5147cb 100644
--- a/c_gen/templates/loci_classes.h
+++ b/c_gen/templates/loci_classes.h
@@ -33,6 +33,7 @@
 
 :: for uclass in loxi_globals.unified.classes:
 void ${uclass.name}_wire_object_id_get(of_object_t *obj, of_object_id_t *id);
+void ${uclass.name}_push_wire_types(of_object_t *obj);
 :: #endfor
 
 ${legacy_code}
diff --git a/c_gen/templates/of_object.c b/c_gen/templates/of_object.c
index 28c00cc..6f20658 100644
--- a/c_gen/templates/of_object.c
+++ b/c_gen/templates/of_object.c
@@ -410,13 +410,8 @@
                         child->length);
 
     /* Update the wire length and type if needed */
-    if (child->wire_length_set) {
-        child->wire_length_set(child, child->length);
-    }
-
-    if (child->wire_type_set) {
-        child->wire_type_set(child);
-    }
+    of_object_wire_length_set(child, child->length);
+    of_object_wire_type_set(child);
 
     /* Update the parent's length */
     of_object_parent_length_update(parent, child->length);
@@ -568,9 +563,7 @@
     while (obj != NULL) {
         LOCI_ASSERT(count++ < _MAX_PARENT_ITERATIONS);
         obj->length += delta;
-        if (obj->wire_length_set != NULL) {
-            obj->wire_length_set(obj, obj->length);
-        }
+        of_object_wire_length_set(obj, obj->length);
 #ifndef NDEBUG
         wbuf = obj->wire_object.wbuf;
 #endif
@@ -605,9 +598,9 @@
 of_object_wire_init(of_object_t *obj, of_object_id_t base_object_id,
                     int max_len)
 {
-    if (obj->wire_type_get != NULL) {
+    if (loci_class_metadata[obj->object_id].wire_type_get != NULL) {
         of_object_id_t id;
-        obj->wire_type_get(obj, &id);
+        loci_class_metadata[obj->object_id].wire_type_get(obj, &id);
         if (!of_wire_id_valid(id, base_object_id)) {
             return OF_ERROR_PARSE;
         }
@@ -615,9 +608,9 @@
         /* Call the init function for this object type; do not push to wire */
         of_object_init_map[id]((of_object_t *)(obj), obj->version, -1, 0);
     }
-    if (obj->wire_length_get != NULL) {
+    if (loci_class_metadata[obj->object_id].wire_length_get != NULL) {
         int length;
-        obj->wire_length_get(obj, &length);
+        loci_class_metadata[obj->object_id].wire_length_get(obj, &length);
         if (length < 0 || (max_len > 0 && length > max_len)) {
             return OF_ERROR_PARSE;
         }
diff --git a/c_gen/templates/of_object.h b/c_gen/templates/of_object.h
index 72480c8..ba73a92 100644
--- a/c_gen/templates/of_object.h
+++ b/c_gen/templates/of_object.h
@@ -48,24 +48,6 @@
 #include <loci/of_message.h>
 #include <loci/of_wire_buf.h>
 
-/*
- * Generic accessors:
- *
- * Many objects have a length represented in the wire buffer
- * wire_length_get and wire_length_set access these values directly on the
- * wire.
- *
- * Many objects have a length represented in the wire buffer
- * wire_length_get and wire_length_set access these values directly on the
- * wire.
- *
- * FIXME: TBD if wire_length_set and wire_type_set are required.
- */
-typedef void (*of_wire_length_get_f)(of_object_t *obj, int *bytes);
-typedef void (*of_wire_length_set_f)(of_object_t *obj, int bytes);
-typedef void (*of_wire_type_get_f)(of_object_t *obj, of_object_id_t *id);
-typedef void (*of_wire_type_set_f)(of_object_t *obj);
-
 /****************************************************************
  * General list operations: first, next, append_setup, append_advance
  ****************************************************************/
@@ -138,15 +120,6 @@
      */
     int length;
     of_version_t version;
-
-    /*
-     * Many objects have a length and/or type represented in the wire buffer
-     * These accessors get and set those value when present.  Treat as private.
-     */
-    of_wire_length_get_f wire_length_get;
-    of_wire_length_set_f wire_length_set;
-    of_wire_type_get_f wire_type_get;
-    of_wire_type_set_f wire_type_set;
 };
 
 struct of_object_storage_s {
diff --git a/lang_c.py b/lang_c.py
index 0a881e9..037c1d7 100644
--- a/lang_c.py
+++ b/lang_c.py
@@ -131,3 +131,4 @@
     c_gen.codegen.generate_strings(install_dir)
     c_gen.codegen.generate_init_map(install_dir)
     c_gen.codegen.generate_type_maps(install_dir)
+    c_gen.codegen.generate_class_metadata(install_dir)