mappingservice/lisp-proto/src/main/java/org/opendaylight/lispflowmapping/lisp/serializer/address/ApplicationDataSerializer.java

   1 /*
   2  * Copyright (c) 2014 Contextream, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.lispflowmapping.lisp.serializer.address;
   9
  10 import java.nio.ByteBuffer;
  11
  12 import org.opendaylight.lispflowmapping.lisp.type.LispCanonicalAddressFormatEnum;
  13 import org.opendaylight.lispflowmapping.lisp.util.ByteUtil;
  14 import org.opendaylight.lispflowmapping.lisp.util.NumberUtil;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana.afn.safi.rev130704.AddressFamily;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.ApplicationDataLcaf;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.LispAddress;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.SimpleAddress;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.Address;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.application.data.ApplicationData;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.application.data.ApplicationDataBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.Eid;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.eid.container.EidBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.rloc.container.Rloc;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.lfm.lisp.proto.rev151105.rloc.container.RlocBuilder;
  27
  28 public final class ApplicationDataSerializer extends LcafSerializer {
  29
  30     private static final ApplicationDataSerializer INSTANCE = new ApplicationDataSerializer();
  31
  32     // Private constructor prevents instantiation from other classes
  33     private ApplicationDataSerializer() {
  34     }
  35
  36     public static ApplicationDataSerializer getInstance() {
  37         return INSTANCE;
  38     }
  39
  40     @Override
  41     protected byte getLcafType() {
  42         return LispCanonicalAddressFormatEnum.APPLICATION_DATA.getLispCode();
  43     }
  44
  45     @Override
  46     protected short getLcafLength(LispAddress lispAddress) {
  47         ApplicationData appData = ((org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types
  48                 .rev151105.lisp.address.address.ApplicationData) lispAddress.getAddress()).getApplicationData();
  49         return (short) (Length.ALL_FIELDS + SimpleAddressSerializer.getInstance().getAddressSize(appData.getAddress()));
  50     }
  51
  52     @Override
  53     protected short getAfi() {
  54         return (short) AddressFamily.LispCanonicalAddressFormat.getIntValue();
  55     }
  56
  57     @Override
  58     protected void serializeData(ByteBuffer buffer, LispAddress lispAddress) {
  59         ApplicationData appData = ((org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types
  60                 .rev151105.lisp.address.address.ApplicationData) lispAddress.getAddress()).getApplicationData();
  61         buffer.put(ByteUtil.partialIntToByteArray(NumberUtil.asInt(appData.getIpTos()), Length.TOC));
  62         buffer.put((byte) NumberUtil.asShort(appData.getProtocol()));
  63         if (appData.getLocalPortLow() != null) {
  64             buffer.putShort(NumberUtil.asShort(appData.getLocalPortLow().getValue().shortValue()));
  65         } else {
  66             buffer.putShort((short) 0);
  67         }
  68         if (appData.getLocalPortHigh() != null) {
  69             buffer.putShort(NumberUtil.asShort(appData.getLocalPortHigh().getValue().shortValue()));
  70         } else {
  71             buffer.putShort((short) 0);
  72         }
  73         if (appData.getRemotePortLow() != null) {
  74             buffer.putShort(NumberUtil.asShort(appData.getRemotePortLow().getValue().shortValue()));
  75         } else {
  76             buffer.putShort((short) 0);
  77         }
  78         if (appData.getRemotePortHigh() != null) {
  79             buffer.putShort(NumberUtil.asShort(appData.getRemotePortHigh().getValue().shortValue()));
  80         } else {
  81             buffer.putShort((short) 0);
  82         }
  83         SimpleAddressSerializer.getInstance().serialize(buffer, appData.getAddress());
  84     }
  85
  86     @Override
  87     protected Eid deserializeLcafEidData(ByteBuffer buffer, byte res2, short length, LispAddressSerializerContext ctx) {
  88         EidBuilder eb = new EidBuilder();
  89         eb.setAddressType(ApplicationDataLcaf.class);
  90         eb.setVirtualNetworkId(getVni(ctx));
  91         eb.setAddress(deserializeData(buffer, ctx));
  92         return eb.build();
  93     }
  94
  95     @Override
  96     protected Rloc deserializeLcafRlocData(ByteBuffer buffer, byte res2, short length,
  97             LispAddressSerializerContext ctx) {
  98         RlocBuilder eb = new RlocBuilder();
  99         eb.setAddressType(ApplicationDataLcaf.class);
 100         eb.setVirtualNetworkId(null);
 101         eb.setAddress(deserializeData(buffer, ctx));
 102         return eb.build();
 103     }
 104
 105     private Address deserializeData(ByteBuffer buffer, LispAddressSerializerContext ctx) {
 106         ApplicationDataBuilder builder = new ApplicationDataBuilder();
 107         byte[] rawIPTos = new byte[3];
 108         buffer.get(rawIPTos);
 109         builder.setIpTos(ByteUtil.getPartialInt(rawIPTos));
 110         builder.setProtocol((short) ByteUtil.getUnsignedByte(buffer));
 111         builder.setLocalPortLow(new PortNumber(ByteUtil.asUnsignedShort(buffer.getShort())));
 112         builder.setLocalPortHigh(new PortNumber(ByteUtil.asUnsignedShort(buffer.getShort())));
 113         builder.setRemotePortLow(new PortNumber(ByteUtil.asUnsignedShort(buffer.getShort())));
 114         builder.setRemotePortHigh(new PortNumber(ByteUtil.asUnsignedShort(buffer.getShort())));
 115         SimpleAddress address = SimpleAddressSerializer.getInstance().deserialize(buffer, ctx);
 116         builder.setAddress(address);
 117         return new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105
 118                 .lisp.address.address.ApplicationDataBuilder().setApplicationData(builder.build()).build();
 119     }
 120
 121     private interface Length {
 122         int LOCAL_PORT_LOW = 2;
 123         int LOCAL_PORT_HIGH = 2;
 124         int REMOTE_PORT_LOW = 2;
 125         int REMOTE_PORT_HIGH = 2;
 126         int TOC = 3;
 127         int PROTOCOL = 1;
 128         int ALL_FIELDS = LOCAL_PORT_LOW + LOCAL_PORT_HIGH + REMOTE_PORT_LOW + REMOTE_PORT_HIGH + TOC + PROTOCOL;
 129     }
 130
 131 }