2 * Copyright (c) 2014 Contextream, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.lispflowmapping.lisp.serializer.address;
10 import java.nio.ByteBuffer;
12 import org.opendaylight.lispflowmapping.lisp.type.AddressFamilyNumberEnum;
13 import org.opendaylight.lispflowmapping.lisp.type.LispCanonicalAddressFormatEnum;
14 import org.opendaylight.lispflowmapping.lisp.util.ByteUtil;
15 import org.opendaylight.lispflowmapping.lisp.util.LispAFIConvertor;
16 import org.opendaylight.lispflowmapping.lisp.util.MaskUtil;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.LcafSourceDestAddress;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.LispAFIAddress;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.lcafsourcedestaddress.DstAddressBuilder;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.lcafsourcedestaddress.SrcAddressBuilder;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.lispaddress.lispaddresscontainer.address.lcafsourcedest.LcafSourceDestAddrBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.lispsimpleaddress.PrimitiveAddress;
24 public class LispSourceDestLCAFAddressSerializer extends LispLCAFAddressSerializer {
26 private static final LispSourceDestLCAFAddressSerializer INSTANCE = new LispSourceDestLCAFAddressSerializer();
28 // Private constructor prevents instantiation from other classes
29 private LispSourceDestLCAFAddressSerializer() {
32 public static LispSourceDestLCAFAddressSerializer getInstance() {
37 protected short getLcafLength(LispAFIAddress lispAddress) {
38 return (short) (Length.ALL_FIELDS
39 + LispAddressSerializer.getInstance().getAddressSize(
40 LispAFIConvertor.toAFIfromPrimitive(((LcafSourceDestAddress) lispAddress).getSrcAddress().getPrimitiveAddress())) + LispAddressSerializer
41 .getInstance().getAddressSize(LispAFIConvertor.toAFIfromPrimitive(((LcafSourceDestAddress) lispAddress).getDstAddress().getPrimitiveAddress())));
45 protected void serializeData(ByteBuffer buffer, LispAFIAddress lispAddress) {
46 LcafSourceDestAddress lispSourceDestLCAFAddress = ((LcafSourceDestAddress) lispAddress);
47 buffer.putShort((short) 0);
48 buffer.put(lispSourceDestLCAFAddress.getSrcMaskLength().byteValue());
49 buffer.put(lispSourceDestLCAFAddress.getDstMaskLength().byteValue());
50 LispAddressSerializer.getInstance().serialize(buffer, LispAFIConvertor.toAFIfromPrimitive(lispSourceDestLCAFAddress.getSrcAddress().getPrimitiveAddress()));
51 LispAddressSerializer.getInstance().serialize(buffer, LispAFIConvertor.toAFIfromPrimitive(lispSourceDestLCAFAddress.getDstAddress().getPrimitiveAddress()));
55 protected LcafSourceDestAddress deserializeData(ByteBuffer buffer, byte res2, short length) {
56 short res = buffer.getShort();
57 short srcMaskLength = (short) ByteUtil.getUnsignedByte(buffer);
58 short dstMaskLength = (short) ByteUtil.getUnsignedByte(buffer);
59 LispAFIAddress srcAddress = LispAddressSerializer.getInstance().deserialize(buffer);
60 srcAddress = MaskUtil.fixMask(srcAddress, srcMaskLength);
61 LispAFIAddress dstAddress = LispAddressSerializer.getInstance().deserialize(buffer);
62 dstAddress = MaskUtil.fixMask(dstAddress, dstMaskLength);
63 LcafSourceDestAddrBuilder builder = new LcafSourceDestAddrBuilder();
64 builder.setDstMaskLength((short) dstMaskLength).setSrcMaskLength((short) srcMaskLength);
65 builder.setSrcAddress(new SrcAddressBuilder().setPrimitiveAddress((PrimitiveAddress) LispAFIConvertor.toPrimitive(srcAddress)).build());
66 builder.setDstAddress(new DstAddressBuilder().setPrimitiveAddress((PrimitiveAddress) LispAFIConvertor.toPrimitive(dstAddress)).build());
67 builder.setAfi(AddressFamilyNumberEnum.LCAF.getIanaCode());
68 builder.setLcafType((short) LispCanonicalAddressFormatEnum.SOURCE_DEST.getLispCode());
70 return builder.build();
73 private interface Length {
74 int SOURCE_MASK_LENGTH = 1;
75 int DEST_MASK_LENGTH = 1;
77 int ALL_FIELDS = SOURCE_MASK_LENGTH + DEST_MASK_LENGTH + RESERVED;