2 * Copyright (c) 2015 Cisco Systems, Inc. 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 com.google.common.net.InetAddresses;
11 import java.net.InetAddress;
12 import java.net.UnknownHostException;
13 import java.nio.ByteBuffer;
15 import org.opendaylight.lispflowmapping.lisp.serializer.address.Ipv4Serializer.Length;
16 import org.opendaylight.lispflowmapping.lisp.serializer.exception.LispSerializationException;
17 import org.opendaylight.lispflowmapping.lisp.util.MaskUtil;
18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana.afn.safi.rev130704.AddressFamily;
19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpPrefix;
20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.Ipv4PrefixAfi;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.LispAddress;
22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.SimpleAddress;
23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4Prefix;
24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.Ipv4PrefixBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.Eid;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.EidBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.rloc.container.Rloc;
28 import org.slf4j.Logger;
29 import org.slf4j.LoggerFactory;
32 * @author Lorand Jakab
35 public final class Ipv4PrefixSerializer extends LispAddressSerializer {
37 protected static final Logger LOG = LoggerFactory.getLogger(Ipv4PrefixSerializer.class);
39 private static final Ipv4PrefixSerializer INSTANCE = new Ipv4PrefixSerializer();
41 // Private constructor prevents instantiation from other classes
42 private Ipv4PrefixSerializer() {
45 public static Ipv4PrefixSerializer getInstance() {
50 public int getAddressSize(LispAddress lispAddress) {
51 return Length.IPV4; // XXX does this need to worry about the mask too?
55 public int getAddressSize(SimpleAddress simpleAddress) {
56 return Length.IPV4; // XXX does this need to worry about the mask too?
60 protected short getAfi() {
61 return (short) AddressFamily.IpV4.getIntValue();
65 protected void serializeData(ByteBuffer buffer, LispAddress lispAddress) {
66 Ipv4Prefix prefix = (Ipv4Prefix) lispAddress.getAddress();
67 String address = MaskUtil.getAddressStringForIpv4Prefix(prefix);
68 buffer.put(InetAddresses.forString(address).getAddress());
72 protected void serializeData(ByteBuffer buffer, SimpleAddress address) {
73 buffer.put(InetAddresses.forString(MaskUtil.getAddressStringForIpPrefix(address.getIpPrefix())).getAddress());
77 protected Eid deserializeEidData(ByteBuffer buffer, LispAddressSerializerContext ctx) {
78 EidBuilder eb = new EidBuilder();
79 eb.setAddressType(Ipv4PrefixAfi.class);
80 eb.setVirtualNetworkId(getVni(ctx));
81 eb.setAddress(new Ipv4PrefixBuilder().setIpv4Prefix(deserializeData(buffer, ctx)).build());
86 protected Rloc deserializeRlocData(ByteBuffer buffer) {
87 throw new LispSerializationException("RLOCs should not be deserialized into prefixes!");
91 protected SimpleAddress deserializeSimpleAddressData(ByteBuffer buffer, LispAddressSerializerContext ctx) {
92 return new SimpleAddress(new IpPrefix(deserializeData(buffer, ctx)));
95 private static org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix
96 deserializeData(ByteBuffer buffer, LispAddressSerializerContext ctx) {
97 byte[] ipBuffer = new byte[4];
98 InetAddress address = null;
101 address = InetAddress.getByAddress(ipBuffer);
102 } catch (UnknownHostException e) {
103 LOG.debug("Unknown host {}", ipBuffer, e);
105 return new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix(
106 address.getHostAddress() + "/" + ctx.getMaskLen());