/*
* Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.openflowjava.protocol.impl.serialization.factories;
import io.netty.buffer.ByteBuf;
import java.util.HashMap;
import java.util.Map;
import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
import org.opendaylight.openflowjava.util.ByteBufUtils;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.IetfYangUtil;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfig;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeatures;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortMod;
/**
* Translates PortMod messages.
* OF protocol versions: 1.3.
* @author timotej.kubas
* @author michal.polkorab
*/
public class PortModInputMessageFactory implements OFSerializer<PortMod> {
private static final byte MESSAGE_TYPE = 16;
private static final byte PADDING_IN_PORT_MOD_MESSAGE_01 = 4;
private static final byte PADDING_IN_PORT_MOD_MESSAGE_02 = 2;
private static final byte PADDING_IN_PORT_MOD_MESSAGE_03 = 4;
@Override
public void serialize(final PortMod message, final ByteBuf outBuffer) {
int index = outBuffer.writerIndex();
ByteBufUtils.writeOFHeader(MESSAGE_TYPE, message, outBuffer, EncodeConstants.EMPTY_LENGTH);
outBuffer.writeInt(message.getPortNo().getValue().intValue());
outBuffer.writeZero(PADDING_IN_PORT_MOD_MESSAGE_01);
outBuffer.writeBytes(IetfYangUtil.INSTANCE.bytesFor(message.getHwAddress()));
outBuffer.writeZero(PADDING_IN_PORT_MOD_MESSAGE_02);
outBuffer.writeInt(createPortConfigBitmask(message.getConfig()));
outBuffer.writeInt(createPortConfigBitmask(message.getMask()));
outBuffer.writeInt(createPortFeaturesBitmask(message.getAdvertise()));
outBuffer.writeZero(PADDING_IN_PORT_MOD_MESSAGE_03);
ByteBufUtils.updateOFHeaderLength(outBuffer, index);
}
/**
* @param config
* @return port config bitmask
*/
private static int createPortConfigBitmask(final PortConfig config) {
int configBitmask = 0;
Map<Integer, Boolean> portConfigMap = new HashMap<>();
portConfigMap.put(0, config.isPortDown());
portConfigMap.put(2, config.isNoRecv());
portConfigMap.put(5, config.isNoFwd());
portConfigMap.put(6, config.isNoPacketIn());
configBitmask = ByteBufUtils.fillBitMaskFromMap(portConfigMap);
return configBitmask;
}
private static int createPortFeaturesBitmask(final PortFeatures feature) {
return ByteBufUtils.fillBitMask(0, feature.is_10mbHd(),
feature.is_10mbFd(),
feature.is_100mbHd(),
feature.is_100mbFd(),
feature.is_1gbHd(),
feature.is_1gbFd(),
feature.is_10gbFd(),
feature.is_40gbFd(),
feature.is_100gbFd(),
feature.is_1tbFd(),
feature.isOther(),
feature.isCopper(),
feature.isFiber(),
feature.isAutoneg(),
feature.isPause(),
feature.isPauseAsym());
}
}