2 * Copyright (c) 2018 AT&T Intellectual Property. 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
9 package org.opendaylight.protocol.bgp.mvpn.impl.nlri;
11 import io.netty.buffer.ByteBuf;
12 import io.netty.buffer.Unpooled;
13 import org.opendaylight.bgp.concepts.IpAddressUtil;
14 import org.opendaylight.bgp.concepts.RouteDistinguisherUtil;
15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.rev180417.c.multicast.grouping.CMulticast;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.rev180417.c.multicast.grouping.CMulticastBuilder;
20 * Common CMulticast Handler.
22 * @author Claudio D. Gasparini
24 final class CMulticastUtil {
25 private CMulticastUtil() {
26 throw new UnsupportedOperationException();
29 static CMulticast parseCMulticastGrouping(final ByteBuf buffer) {
30 final CMulticastBuilder builder = new CMulticastBuilder();
31 builder.setRouteDistinguisher(RouteDistinguisherUtil.parseRouteDistinguisher(buffer));
32 builder.setSourceAs(new AsNumber(buffer.readUnsignedInt()));
33 builder.setMulticastSource(IpAddressUtil.addressForByteBuf(buffer));
34 builder.setMulticastGroup(MulticastGroupOpaqueUtil.multicastGroupForByteBuf(buffer));
35 return builder.build();
39 static ByteBuf serializeCMulticast(final CMulticast route) {
40 final ByteBuf nlriByteBuf = Unpooled.buffer();
41 RouteDistinguisherUtil.serializeRouteDistinquisher(route.getRouteDistinguisher(), nlriByteBuf);
42 nlriByteBuf.writeInt(route.getSourceAs().getValue().intValue());
43 nlriByteBuf.writeBytes(IpAddressUtil.bytesFor(route.getMulticastSource()));
44 MulticastGroupOpaqueUtil.bytesForMulticastGroup(route.getMulticastGroup(), nlriByteBuf);