diff --git a/of/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/OFPortState.java b/of/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/OFPortState.java
new file mode 100644
index 0000000..40d1c6b
--- /dev/null
+++ b/of/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/OFPortState.java
@@ -0,0 +1,46 @@
+// Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior University
+// Copyright (c) 2011, 2012 Open Networking Foundation
+// Copyright (c) 2012, 2013 Big Switch Networks, Inc.
+// This library was generated by the LoxiGen Compiler.
+// See the file LICENSE.txt which should have been included in the source distribution
+
+// Automatically generated by LOXI from template const.java
+// Do not modify
+
+package org.projectfloodlight.openflow.protocol;
+
+import org.projectfloodlight.openflow.protocol.*;
+import org.projectfloodlight.openflow.protocol.action.*;
+import org.projectfloodlight.openflow.protocol.actionid.*;
+import org.projectfloodlight.openflow.protocol.bsntlv.*;
+import org.projectfloodlight.openflow.protocol.errormsg.*;
+import org.projectfloodlight.openflow.protocol.meterband.*;
+import org.projectfloodlight.openflow.protocol.instruction.*;
+import org.projectfloodlight.openflow.protocol.instructionid.*;
+import org.projectfloodlight.openflow.protocol.match.*;
+import org.projectfloodlight.openflow.protocol.oxm.*;
+import org.projectfloodlight.openflow.protocol.queueprop.*;
+import org.projectfloodlight.openflow.types.*;
+import org.projectfloodlight.openflow.util.*;
+import org.projectfloodlight.openflow.exceptions.*;
+
+public enum OFPortState {
+     LINK_DOWN(false),
+     STP_LISTEN(true),
+     STP_LEARN(true),
+     STP_FORWARD(true),
+     STP_BLOCK(true),
+     STP_MASK(true),
+     BLOCKED(false),
+     LIVE(false);
+
+     private final boolean stpState;
+
+     private OFPortState(boolean stpState) {
+        this.stpState = stpState;
+     }
+
+     public boolean isStpState() {
+         return stpState;
+     }
+}