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 org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  14 import org.opendaylight.openflowjava.util.ByteBufUtils;
  15 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfigV10;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeaturesV10;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortModInput;
  19
  20 /**
  21  * Translates PortMod messages
  22  * @author michal.polkorab
  23  */
  24 public class OF10PortModInputMessageFactory implements OFSerializer<PortModInput> {
  25
  26     private static final byte MESSAGE_TYPE = 15;
  27     private static final byte PADDING_IN_PORT_MOD_MESSAGE = 4;
  28
  29     @Override
  30     public void serialize(final PortModInput message, final ByteBuf outBuffer) {
  31         ByteBufUtils.writeOFHeader(MESSAGE_TYPE, message, outBuffer, EncodeConstants.EMPTY_LENGTH);
  32         outBuffer.writeShort(message.getPortNo().getValue().intValue());
  33         outBuffer.writeBytes(ByteBufUtils.macAddressToBytes(message.getHwAddress().getValue()));
  34         outBuffer.writeInt(createPortConfigBitmask(message.getConfigV10()));
  35         outBuffer.writeInt(createPortConfigBitmask(message.getMaskV10()));
  36         outBuffer.writeInt(createPortFeaturesBitmask(message.getAdvertiseV10()));
  37         ByteBufUtils.padBuffer(PADDING_IN_PORT_MOD_MESSAGE, outBuffer);
  38         ByteBufUtils.updateOFHeaderLength(outBuffer);
  39     }
  40
  41     /**
  42      * @param config
  43      * @return port config bitmask
  44      */
  45     private static int createPortConfigBitmask(final PortConfigV10 config) {
  46         return ByteBufUtils.fillBitMask(0,
  47                 config.isPortDown(),
  48                 config.isNoStp(),
  49                 config.isNoRecv(),
  50                 config.isNoRecvStp(),
  51                 config.isNoFlood(),
  52                 config.isNoFwd(),
  53                 config.isNoPacketIn());
  54     }
  55
  56     private static int createPortFeaturesBitmask(final PortFeaturesV10 feature) {
  57         return ByteBufUtils.fillBitMask(0,
  58                 feature.is_10mbHd(),
  59                 feature.is_10mbFd(),
  60                 feature.is_100mbHd(),
  61                 feature.is_100mbFd(),
  62                 feature.is_1gbHd(),
  63                 feature.is_1gbFd(),
  64                 feature.is_10gbFd(),
  65                 feature.isCopper(),
  66                 feature.isFiber(),
  67                 feature.isAutoneg(),
  68                 feature.isPause(),
  69                 feature.isPauseAsym());
  70     }
  71
  72 }