extension/openflowjava-extension-nicira/src/main/java/org/opendaylight/openflowjava/nx/codec/match/EthSrcCodec.java

   1 /*
   2  * Copyright (c) 2014, 2015 Cisco Systems, 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.openflowjava.nx.codec.match;
   9
  10 import io.netty.buffer.ByteBuf;
  11 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntryDeserializerKey;
  12 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntrySerializerKey;
  13 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  14 import org.opendaylight.openflowjava.protocol.api.util.OxmMatchConstants;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.IetfYangUtil;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm0Class;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmClassBase;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmOfEthSrc;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.match.EthSrcCaseValue;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.match.EthSrcCaseValueBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.eth.src.grouping.EthSrcValuesBuilder;
  25
  26 public class EthSrcCodec extends AbstractMatchCodec {
  27     private static final int VALUE_LENGTH = 6;
  28     private static final int NXM_FIELD_CODE = 2;
  29     public static final MatchEntrySerializerKey<Nxm0Class, NxmOfEthSrc> SERIALIZER_KEY = new MatchEntrySerializerKey<>(
  30             EncodeConstants.OF_VERSION_1_3, Nxm0Class.VALUE, NxmOfEthSrc.VALUE);
  31     public static final MatchEntryDeserializerKey DESERIALIZER_KEY = new MatchEntryDeserializerKey(
  32             EncodeConstants.OF_VERSION_1_3, OxmMatchConstants.NXM_0_CLASS, NXM_FIELD_CODE);
  33
  34     @Override
  35     public void serialize(final MatchEntry input, final ByteBuf outBuffer) {
  36         serializeHeader(input, outBuffer);
  37         EthSrcCaseValue ethSrcCase = (EthSrcCaseValue) input.getMatchEntryValue();
  38         outBuffer.writeBytes(IetfYangUtil.macAddressBytes(ethSrcCase.getEthSrcValues().getMacAddress()));
  39     }
  40
  41     @Override
  42     public MatchEntry deserialize(final ByteBuf message) {
  43         MatchEntryBuilder matchEntryBuilder = deserializeHeaderToBuilder(message);
  44         byte[] address = new byte[VALUE_LENGTH];
  45         message.readBytes(address);
  46         EthSrcCaseValueBuilder caseBuilder = new EthSrcCaseValueBuilder();
  47         caseBuilder.setEthSrcValues(new EthSrcValuesBuilder()
  48             .setMacAddress(IetfYangUtil.macAddressFor(address))
  49             .build());
  50         matchEntryBuilder.setMatchEntryValue(caseBuilder.build());
  51         matchEntryBuilder.setHasMask(false);
  52         return matchEntryBuilder.build();
  53     }
  54
  55     @Override
  56     public int getNxmFieldCode() {
  57         return NXM_FIELD_CODE;
  58     }
  59
  60     @Override
  61     public int getOxmClassCode() {
  62         return OxmMatchConstants.NXM_0_CLASS;
  63     }
  64
  65     @Override
  66     public int getValueLength() {
  67         return VALUE_LENGTH;
  68     }
  69
  70     @Override
  71     public MatchField getNxmField() {
  72         return NxmOfEthSrc.VALUE;
  73     }
  74
  75     @Override
  76     public OxmClassBase getOxmClass() {
  77         return Nxm0Class.VALUE;
  78     }
  79 }