diff --git a/of-save/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/ver12/OFPacketInVer12.java b/of-save/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/ver12/OFPacketInVer12.java
new file mode 100644
index 0000000..a36dde6
--- /dev/null
+++ b/of-save/lib/gen-src/main/java/org/projectfloodlight/openflow/protocol/ver12/OFPacketInVer12.java
@@ -0,0 +1,658 @@
+// 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 of_class.java
+// Do not modify
+
+package org.projectfloodlight.openflow.protocol.ver12;
+
+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.*;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.util.Set;
+import org.jboss.netty.buffer.ChannelBuffer;
+import com.google.common.hash.PrimitiveSink;
+import com.google.common.hash.Funnel;
+import java.util.Arrays;
+
+class OFPacketInVer12 implements OFPacketIn {
+    private static final Logger logger = LoggerFactory.getLogger(OFPacketInVer12.class);
+    // version: 1.2
+    final static byte WIRE_VERSION = 3;
+    final static int MINIMUM_LENGTH = 22;
+
+        private final static long DEFAULT_XID = 0x0L;
+        private final static OFBufferId DEFAULT_BUFFER_ID = OFBufferId.NO_BUFFER;
+        private final static int DEFAULT_TOTAL_LEN = 0x0;
+        private final static TableId DEFAULT_TABLE_ID = TableId.ALL;
+        private final static Match DEFAULT_MATCH = OFFactoryVer12.MATCH_WILDCARD_ALL;
+        private final static byte[] DEFAULT_DATA = new byte[0];
+
+    // OF message fields
+    private final long xid;
+    private final OFBufferId bufferId;
+    private final int totalLen;
+    private final OFPacketInReason reason;
+    private final TableId tableId;
+    private final Match match;
+    private final byte[] data;
+//
+
+    // package private constructor - used by readers, builders, and factory
+    OFPacketInVer12(long xid, OFBufferId bufferId, int totalLen, OFPacketInReason reason, TableId tableId, Match match, byte[] data) {
+        this.xid = xid;
+        this.bufferId = bufferId;
+        this.totalLen = totalLen;
+        this.reason = reason;
+        this.tableId = tableId;
+        this.match = match;
+        this.data = data;
+    }
+
+    // Accessors for OF message fields
+    @Override
+    public OFVersion getVersion() {
+        return OFVersion.OF_12;
+    }
+
+    @Override
+    public OFType getType() {
+        return OFType.PACKET_IN;
+    }
+
+    @Override
+    public long getXid() {
+        return xid;
+    }
+
+    @Override
+    public OFBufferId getBufferId() {
+        return bufferId;
+    }
+
+    @Override
+    public int getTotalLen() {
+        return totalLen;
+    }
+
+    @Override
+    public OFPacketInReason getReason() {
+        return reason;
+    }
+
+    @Override
+    public TableId getTableId() {
+        return tableId;
+    }
+
+    @Override
+    public Match getMatch() {
+        return match;
+    }
+
+    @Override
+    public byte[] getData() {
+        return data;
+    }
+
+    @Override
+    public OFPort getInPort()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property inPort not supported in version 1.2");
+    }
+
+    @Override
+    public OFPort getInPhyPort()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property inPhyPort not supported in version 1.2");
+    }
+
+    @Override
+    public U64 getCookie()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property cookie not supported in version 1.2");
+    }
+
+
+
+    public OFPacketIn.Builder createBuilder() {
+        return new BuilderWithParent(this);
+    }
+
+    static class BuilderWithParent implements OFPacketIn.Builder {
+        final OFPacketInVer12 parentMessage;
+
+        // OF message fields
+        private boolean xidSet;
+        private long xid;
+        private boolean bufferIdSet;
+        private OFBufferId bufferId;
+        private boolean totalLenSet;
+        private int totalLen;
+        private boolean reasonSet;
+        private OFPacketInReason reason;
+        private boolean tableIdSet;
+        private TableId tableId;
+        private boolean matchSet;
+        private Match match;
+        private boolean dataSet;
+        private byte[] data;
+
+        BuilderWithParent(OFPacketInVer12 parentMessage) {
+            this.parentMessage = parentMessage;
+        }
+
+    @Override
+    public OFVersion getVersion() {
+        return OFVersion.OF_12;
+    }
+
+    @Override
+    public OFType getType() {
+        return OFType.PACKET_IN;
+    }
+
+    @Override
+    public long getXid() {
+        return xid;
+    }
+
+    @Override
+    public OFPacketIn.Builder setXid(long xid) {
+        this.xid = xid;
+        this.xidSet = true;
+        return this;
+    }
+    @Override
+    public OFBufferId getBufferId() {
+        return bufferId;
+    }
+
+    @Override
+    public OFPacketIn.Builder setBufferId(OFBufferId bufferId) {
+        this.bufferId = bufferId;
+        this.bufferIdSet = true;
+        return this;
+    }
+    @Override
+    public int getTotalLen() {
+        return totalLen;
+    }
+
+    @Override
+    public OFPacketIn.Builder setTotalLen(int totalLen) {
+        this.totalLen = totalLen;
+        this.totalLenSet = true;
+        return this;
+    }
+    @Override
+    public OFPacketInReason getReason() {
+        return reason;
+    }
+
+    @Override
+    public OFPacketIn.Builder setReason(OFPacketInReason reason) {
+        this.reason = reason;
+        this.reasonSet = true;
+        return this;
+    }
+    @Override
+    public TableId getTableId() {
+        return tableId;
+    }
+
+    @Override
+    public OFPacketIn.Builder setTableId(TableId tableId) {
+        this.tableId = tableId;
+        this.tableIdSet = true;
+        return this;
+    }
+    @Override
+    public Match getMatch() {
+        return match;
+    }
+
+    @Override
+    public OFPacketIn.Builder setMatch(Match match) {
+        this.match = match;
+        this.matchSet = true;
+        return this;
+    }
+    @Override
+    public byte[] getData() {
+        return data;
+    }
+
+    @Override
+    public OFPacketIn.Builder setData(byte[] data) {
+        this.data = data;
+        this.dataSet = true;
+        return this;
+    }
+    @Override
+    public OFPort getInPort()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property inPort not supported in version 1.2");
+    }
+
+    @Override
+    public OFPacketIn.Builder setInPort(OFPort inPort) throws UnsupportedOperationException {
+            throw new UnsupportedOperationException("Property inPort not supported in version 1.2");
+    }
+    @Override
+    public OFPort getInPhyPort()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property inPhyPort not supported in version 1.2");
+    }
+
+    @Override
+    public OFPacketIn.Builder setInPhyPort(OFPort inPhyPort) throws UnsupportedOperationException {
+            throw new UnsupportedOperationException("Property inPhyPort not supported in version 1.2");
+    }
+    @Override
+    public U64 getCookie()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property cookie not supported in version 1.2");
+    }
+
+    @Override
+    public OFPacketIn.Builder setCookie(U64 cookie) throws UnsupportedOperationException {
+            throw new UnsupportedOperationException("Property cookie not supported in version 1.2");
+    }
+
+
+        @Override
+        public OFPacketIn build() {
+                long xid = this.xidSet ? this.xid : parentMessage.xid;
+                OFBufferId bufferId = this.bufferIdSet ? this.bufferId : parentMessage.bufferId;
+                if(bufferId == null)
+                    throw new NullPointerException("Property bufferId must not be null");
+                int totalLen = this.totalLenSet ? this.totalLen : parentMessage.totalLen;
+                OFPacketInReason reason = this.reasonSet ? this.reason : parentMessage.reason;
+                if(reason == null)
+                    throw new NullPointerException("Property reason must not be null");
+                TableId tableId = this.tableIdSet ? this.tableId : parentMessage.tableId;
+                if(tableId == null)
+                    throw new NullPointerException("Property tableId must not be null");
+                Match match = this.matchSet ? this.match : parentMessage.match;
+                if(match == null)
+                    throw new NullPointerException("Property match must not be null");
+                byte[] data = this.dataSet ? this.data : parentMessage.data;
+                if(data == null)
+                    throw new NullPointerException("Property data must not be null");
+
+                //
+                return new OFPacketInVer12(
+                    xid,
+                    bufferId,
+                    totalLen,
+                    reason,
+                    tableId,
+                    match,
+                    data
+                );
+        }
+
+    }
+
+    static class Builder implements OFPacketIn.Builder {
+        // OF message fields
+        private boolean xidSet;
+        private long xid;
+        private boolean bufferIdSet;
+        private OFBufferId bufferId;
+        private boolean totalLenSet;
+        private int totalLen;
+        private boolean reasonSet;
+        private OFPacketInReason reason;
+        private boolean tableIdSet;
+        private TableId tableId;
+        private boolean matchSet;
+        private Match match;
+        private boolean dataSet;
+        private byte[] data;
+
+    @Override
+    public OFVersion getVersion() {
+        return OFVersion.OF_12;
+    }
+
+    @Override
+    public OFType getType() {
+        return OFType.PACKET_IN;
+    }
+
+    @Override
+    public long getXid() {
+        return xid;
+    }
+
+    @Override
+    public OFPacketIn.Builder setXid(long xid) {
+        this.xid = xid;
+        this.xidSet = true;
+        return this;
+    }
+    @Override
+    public OFBufferId getBufferId() {
+        return bufferId;
+    }
+
+    @Override
+    public OFPacketIn.Builder setBufferId(OFBufferId bufferId) {
+        this.bufferId = bufferId;
+        this.bufferIdSet = true;
+        return this;
+    }
+    @Override
+    public int getTotalLen() {
+        return totalLen;
+    }
+
+    @Override
+    public OFPacketIn.Builder setTotalLen(int totalLen) {
+        this.totalLen = totalLen;
+        this.totalLenSet = true;
+        return this;
+    }
+    @Override
+    public OFPacketInReason getReason() {
+        return reason;
+    }
+
+    @Override
+    public OFPacketIn.Builder setReason(OFPacketInReason reason) {
+        this.reason = reason;
+        this.reasonSet = true;
+        return this;
+    }
+    @Override
+    public TableId getTableId() {
+        return tableId;
+    }
+
+    @Override
+    public OFPacketIn.Builder setTableId(TableId tableId) {
+        this.tableId = tableId;
+        this.tableIdSet = true;
+        return this;
+    }
+    @Override
+    public Match getMatch() {
+        return match;
+    }
+
+    @Override
+    public OFPacketIn.Builder setMatch(Match match) {
+        this.match = match;
+        this.matchSet = true;
+        return this;
+    }
+    @Override
+    public byte[] getData() {
+        return data;
+    }
+
+    @Override
+    public OFPacketIn.Builder setData(byte[] data) {
+        this.data = data;
+        this.dataSet = true;
+        return this;
+    }
+    @Override
+    public OFPort getInPort()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property inPort not supported in version 1.2");
+    }
+
+    @Override
+    public OFPacketIn.Builder setInPort(OFPort inPort) throws UnsupportedOperationException {
+            throw new UnsupportedOperationException("Property inPort not supported in version 1.2");
+    }
+    @Override
+    public OFPort getInPhyPort()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property inPhyPort not supported in version 1.2");
+    }
+
+    @Override
+    public OFPacketIn.Builder setInPhyPort(OFPort inPhyPort) throws UnsupportedOperationException {
+            throw new UnsupportedOperationException("Property inPhyPort not supported in version 1.2");
+    }
+    @Override
+    public U64 getCookie()throws UnsupportedOperationException {
+        throw new UnsupportedOperationException("Property cookie not supported in version 1.2");
+    }
+
+    @Override
+    public OFPacketIn.Builder setCookie(U64 cookie) throws UnsupportedOperationException {
+            throw new UnsupportedOperationException("Property cookie not supported in version 1.2");
+    }
+//
+        @Override
+        public OFPacketIn build() {
+            long xid = this.xidSet ? this.xid : DEFAULT_XID;
+            OFBufferId bufferId = this.bufferIdSet ? this.bufferId : DEFAULT_BUFFER_ID;
+            if(bufferId == null)
+                throw new NullPointerException("Property bufferId must not be null");
+            int totalLen = this.totalLenSet ? this.totalLen : DEFAULT_TOTAL_LEN;
+            if(!this.reasonSet)
+                throw new IllegalStateException("Property reason doesn't have default value -- must be set");
+            if(reason == null)
+                throw new NullPointerException("Property reason must not be null");
+            TableId tableId = this.tableIdSet ? this.tableId : DEFAULT_TABLE_ID;
+            if(tableId == null)
+                throw new NullPointerException("Property tableId must not be null");
+            Match match = this.matchSet ? this.match : DEFAULT_MATCH;
+            if(match == null)
+                throw new NullPointerException("Property match must not be null");
+            byte[] data = this.dataSet ? this.data : DEFAULT_DATA;
+            if(data == null)
+                throw new NullPointerException("Property data must not be null");
+
+
+            return new OFPacketInVer12(
+                    xid,
+                    bufferId,
+                    totalLen,
+                    reason,
+                    tableId,
+                    match,
+                    data
+                );
+        }
+
+    }
+
+
+    final static Reader READER = new Reader();
+    static class Reader implements OFMessageReader<OFPacketIn> {
+        @Override
+        public OFPacketIn readFrom(ChannelBuffer bb) throws OFParseError {
+            int start = bb.readerIndex();
+            // fixed value property version == 3
+            byte version = bb.readByte();
+            if(version != (byte) 0x3)
+                throw new OFParseError("Wrong version: Expected=OFVersion.OF_12(3), got="+version);
+            // fixed value property type == 10
+            byte type = bb.readByte();
+            if(type != (byte) 0xa)
+                throw new OFParseError("Wrong type: Expected=OFType.PACKET_IN(10), got="+type);
+            int length = U16.f(bb.readShort());
+            if(length < MINIMUM_LENGTH)
+                throw new OFParseError("Wrong length: Expected to be >= " + MINIMUM_LENGTH + ", was: " + length);
+            if(bb.readableBytes() + (bb.readerIndex() - start) < length) {
+                // Buffer does not have all data yet
+                bb.readerIndex(start);
+                return null;
+            }
+            if(logger.isTraceEnabled())
+                logger.trace("readFrom - length={}", length);
+            long xid = U32.f(bb.readInt());
+            OFBufferId bufferId = OFBufferId.of(bb.readInt());
+            int totalLen = U16.f(bb.readShort());
+            OFPacketInReason reason = OFPacketInReasonSerializerVer12.readFrom(bb);
+            TableId tableId = TableId.readByte(bb);
+            Match match = ChannelUtilsVer12.readOFMatch(bb);
+            // pad: 2 bytes
+            bb.skipBytes(2);
+            byte[] data = ChannelUtils.readBytes(bb, length - (bb.readerIndex() - start));
+
+            OFPacketInVer12 packetInVer12 = new OFPacketInVer12(
+                    xid,
+                      bufferId,
+                      totalLen,
+                      reason,
+                      tableId,
+                      match,
+                      data
+                    );
+            if(logger.isTraceEnabled())
+                logger.trace("readFrom - read={}", packetInVer12);
+            return packetInVer12;
+        }
+    }
+
+    public void putTo(PrimitiveSink sink) {
+        FUNNEL.funnel(this, sink);
+    }
+
+    final static OFPacketInVer12Funnel FUNNEL = new OFPacketInVer12Funnel();
+    static class OFPacketInVer12Funnel implements Funnel<OFPacketInVer12> {
+        private static final long serialVersionUID = 1L;
+        @Override
+        public void funnel(OFPacketInVer12 message, PrimitiveSink sink) {
+            // fixed value property version = 3
+            sink.putByte((byte) 0x3);
+            // fixed value property type = 10
+            sink.putByte((byte) 0xa);
+            // FIXME: skip funnel of length
+            sink.putLong(message.xid);
+            message.bufferId.putTo(sink);
+            sink.putInt(message.totalLen);
+            OFPacketInReasonSerializerVer12.putTo(message.reason, sink);
+            message.tableId.putTo(sink);
+            message.match.putTo(sink);
+            // skip pad (2 bytes)
+            sink.putBytes(message.data);
+        }
+    }
+
+
+    public void writeTo(ChannelBuffer bb) {
+        WRITER.write(bb, this);
+    }
+
+    final static Writer WRITER = new Writer();
+    static class Writer implements OFMessageWriter<OFPacketInVer12> {
+        @Override
+        public void write(ChannelBuffer bb, OFPacketInVer12 message) {
+            int startIndex = bb.writerIndex();
+            // fixed value property version = 3
+            bb.writeByte((byte) 0x3);
+            // fixed value property type = 10
+            bb.writeByte((byte) 0xa);
+            // length is length of variable message, will be updated at the end
+            int lengthIndex = bb.writerIndex();
+            bb.writeShort(U16.t(0));
+
+            bb.writeInt(U32.t(message.xid));
+            bb.writeInt(message.bufferId.getInt());
+            bb.writeShort(U16.t(message.totalLen));
+            OFPacketInReasonSerializerVer12.writeTo(bb, message.reason);
+            message.tableId.writeByte(bb);
+            message.match.writeTo(bb);
+            // pad: 2 bytes
+            bb.writeZero(2);
+            bb.writeBytes(message.data);
+
+            // update length field
+            int length = bb.writerIndex() - startIndex;
+            bb.setShort(lengthIndex, length);
+
+        }
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder b = new StringBuilder("OFPacketInVer12(");
+        b.append("xid=").append(xid);
+        b.append(", ");
+        b.append("bufferId=").append(bufferId);
+        b.append(", ");
+        b.append("totalLen=").append(totalLen);
+        b.append(", ");
+        b.append("reason=").append(reason);
+        b.append(", ");
+        b.append("tableId=").append(tableId);
+        b.append(", ");
+        b.append("match=").append(match);
+        b.append(", ");
+        b.append("data=").append(Arrays.toString(data));
+        b.append(")");
+        return b.toString();
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        OFPacketInVer12 other = (OFPacketInVer12) obj;
+
+        if( xid != other.xid)
+            return false;
+        if (bufferId == null) {
+            if (other.bufferId != null)
+                return false;
+        } else if (!bufferId.equals(other.bufferId))
+            return false;
+        if( totalLen != other.totalLen)
+            return false;
+        if (reason == null) {
+            if (other.reason != null)
+                return false;
+        } else if (!reason.equals(other.reason))
+            return false;
+        if (tableId == null) {
+            if (other.tableId != null)
+                return false;
+        } else if (!tableId.equals(other.tableId))
+            return false;
+        if (match == null) {
+            if (other.match != null)
+                return false;
+        } else if (!match.equals(other.match))
+            return false;
+        if (!Arrays.equals(data, other.data))
+                return false;
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+
+        result = prime *  (int) (xid ^ (xid >>> 32));
+        result = prime * result + ((bufferId == null) ? 0 : bufferId.hashCode());
+        result = prime * result + totalLen;
+        result = prime * result + ((reason == null) ? 0 : reason.hashCode());
+        result = prime * result + ((tableId == null) ? 0 : tableId.hashCode());
+        result = prime * result + ((match == null) ? 0 : match.hashCode());
+        result = prime * result + Arrays.hashCode(data);
+        return result;
+    }
+
+}