separate bsn_port_counter from bsn_vlan_counter
diff --git a/c_gen/c_test_gen.py b/c_gen/c_test_gen.py
index 83fa4a3..67f4a02 100644
--- a/c_gen/c_test_gen.py
+++ b/c_gen/c_test_gen.py
@@ -132,7 +132,11 @@
     classes = ["of_bsn_lacp_stats_request",
                "of_bsn_lacp_stats_reply",
                "of_bsn_switch_pipeline_stats_request",
-               "of_bsn_switch_pipeline_stats_reply"]
+               "of_bsn_switch_pipeline_stats_reply",
+               "of_bsn_port_counter_stats_request",
+               "of_bsn_port_counter_stats_reply",
+               "of_bsn_vlan_counter_stats_request",
+               "of_bsn_vlan_counter_stats_reply",]
 
     if (cls in classes and (
             m_name == "experimenter" or