openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/OF10PortModInputMessageFactory.java

   1 /*
   2  * Copyright (c) 2013 Pantheon Technologies s.r.o. 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
   9 package org.opendaylight.openflowjava.protocol.impl.serialization.factories;
  10
  11 import io.netty.buffer.ByteBuf;
  12
  13 import java.util.HashMap;
  14 import java.util.Map;
  15
  16 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  17 import org.opendaylight.openflowjava.protocol.impl.util.ByteBufUtils;
  18 import org.opendaylight.openflowjava.protocol.impl.util.EncodeConstants;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfigV10;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeaturesV10;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortModInput;
  22
  23 /**
  24  * Translates PortMod messages
  25  * @author michal.polkorab
  26  */
  27 public class OF10PortModInputMessageFactory implements OFSerializer<PortModInput> {
  28
  29     private static final byte MESSAGE_TYPE = 15;
  30     private static final byte PADDING_IN_PORT_MOD_MESSAGE = 4;
  31
  32     @Override
  33     public void serialize(PortModInput message, ByteBuf outBuffer) {
  34         ByteBufUtils.writeOFHeader(MESSAGE_TYPE, message, outBuffer, EncodeConstants.EMPTY_LENGTH);
  35         outBuffer.writeShort(message.getPortNo().getValue().intValue());
  36         outBuffer.writeBytes(ByteBufUtils.macAddressToBytes(message.getHwAddress().getValue()));
  37         outBuffer.writeInt(createPortConfigBitmask(message.getConfigV10()));
  38         outBuffer.writeInt(createPortConfigBitmask(message.getMaskV10()));
  39         outBuffer.writeInt(createPortFeaturesBitmask(message.getAdvertiseV10()));
  40         ByteBufUtils.padBuffer(PADDING_IN_PORT_MOD_MESSAGE, outBuffer);
  41         ByteBufUtils.updateOFHeaderLength(outBuffer);
  42     }
  43
  44     /**
  45      * @param config
  46      * @return port config bitmask
  47      */
  48     private static int createPortConfigBitmask(PortConfigV10 config) {
  49         int configBitmask = 0;
  50         Map<Integer, Boolean> portConfigMap = new HashMap<>();
  51         portConfigMap.put(0, config.isPortDown());
  52         portConfigMap.put(1, config.isNoStp());
  53         portConfigMap.put(2, config.isNoRecv());
  54         portConfigMap.put(3, config.isNoRecvStp());
  55         portConfigMap.put(4, config.isNoFlood());
  56         portConfigMap.put(5, config.isNoFwd());
  57         portConfigMap.put(6, config.isNoPacketIn());
  58
  59         configBitmask = ByteBufUtils.fillBitMaskFromMap(portConfigMap);
  60         return configBitmask;
  61     }
  62
  63     private static int createPortFeaturesBitmask(PortFeaturesV10 feature) {
  64         int configBitmask = 0;
  65         Map<Integer, Boolean> portFeaturesMap = new HashMap<>();
  66         portFeaturesMap.put(0, feature.is_10mbHd());
  67         portFeaturesMap.put(1, feature.is_10mbFd());
  68         portFeaturesMap.put(2, feature.is_100mbHd());
  69         portFeaturesMap.put(3, feature.is_100mbFd());
  70         portFeaturesMap.put(4, feature.is_1gbHd());
  71         portFeaturesMap.put(5, feature.is_1gbFd());
  72         portFeaturesMap.put(6, feature.is_10gbFd());
  73         portFeaturesMap.put(7, feature.isCopper());
  74         portFeaturesMap.put(8, feature.isFiber());
  75         portFeaturesMap.put(9, feature.isAutoneg());
  76         portFeaturesMap.put(10, feature.isPause());
  77         portFeaturesMap.put(11, feature.isPauseAsym());
  78         configBitmask = ByteBufUtils.fillBitMaskFromMap(portFeaturesMap);
  79         return configBitmask;
  80     }
  81
  82 }