openflow_input: add ipv6 TLV
diff --git a/openflow_input/bsn_tlv b/openflow_input/bsn_tlv
index 2a83a43..0985e1c 100644
--- a/openflow_input/bsn_tlv
+++ b/openflow_input/bsn_tlv
@@ -546,3 +546,9 @@
     uint16_t type == 83;
     uint16_t length;
 };
+
+struct of_bsn_tlv_ipv6 : of_bsn_tlv {
+    uint16_t type == 84;
+    uint16_t length;
+    of_ipv6_t value; 
+};