+++ /dev/null
-/*
- * Copyright (c) 2013 Cisco Systems, Inc. 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.controller.liblldp;
-
-import java.util.HashMap;
-import java.util.LinkedHashMap;
-import java.util.Map;
-
-import org.apache.commons.lang3.tuple.ImmutablePair;
-import org.apache.commons.lang3.tuple.Pair;
-
-/**
- * Class that represents the Ethernet frame objects
- */
-public class Ethernet extends Packet {
- private static final String DMAC = "DestinationMACAddress";
- private static final String SMAC = "SourceMACAddress";
- private static final String ETHT = "EtherType";
-
- // TODO: This has to be outside and it should be possible for osgi
- // to add new coming packet classes
- public static final Map<Short, Class<? extends Packet>> etherTypeClassMap;
- static {
- etherTypeClassMap = new HashMap<>();
- etherTypeClassMap.put(EtherTypes.LLDP.shortValue(), LLDP.class);
- }
- private static Map<String, Pair<Integer, Integer>> fieldCoordinates = new LinkedHashMap<String, Pair<Integer, Integer>>() {
- private static final long serialVersionUID = 1L;
- {
- put(DMAC, new ImmutablePair<>(0, 48));
- put(SMAC, new ImmutablePair<>(48, 48));
- put(ETHT, new ImmutablePair<>(96, 16));
- }
- };
- private final Map<String, byte[]> fieldValues;
-
- /**
- * Default constructor that creates and sets the HashMap
- */
- public Ethernet() {
- fieldValues = new HashMap<>();
- hdrFieldCoordMap = fieldCoordinates;
- hdrFieldsMap = fieldValues;
- }
-
- /**
- * Constructor that sets the access level for the packet and
- * creates and sets the HashMap
- */
- public Ethernet(final boolean writeAccess) {
- super(writeAccess);
- fieldValues = new HashMap<>();
- hdrFieldCoordMap = fieldCoordinates;
- hdrFieldsMap = fieldValues;
- }
-
- @Override
- public void setHeaderField(final String headerField, final byte[] readValue) {
- if (headerField.equals(ETHT)) {
- payloadClass = etherTypeClassMap.get(BitBufferHelper
- .getShort(readValue));
- }
- hdrFieldsMap.put(headerField, readValue);
- }
-
- /**
- * Gets the destination MAC address stored
- * @return byte[] - the destinationMACAddress
- */
- public byte[] getDestinationMACAddress() {
- return fieldValues.get(DMAC);
- }
-
- /**
- * Gets the source MAC address stored
- * @return byte[] - the sourceMACAddress
- */
- public byte[] getSourceMACAddress() {
- return fieldValues.get(SMAC);
- }
-
- /**
- * Gets the etherType stored
- * @return short - the etherType
- */
- public short getEtherType() {
- return BitBufferHelper.getShort(fieldValues.get(ETHT));
- }
-
- public boolean isBroadcast(){
- return NetUtils.isBroadcastMACAddr(getDestinationMACAddress());
- }
-
- public boolean isMulticast(){
- return NetUtils.isMulticastMACAddr(getDestinationMACAddress());
- }
-
- /**
- * Sets the destination MAC address for the current Ethernet object instance
- * @param destinationMACAddress the destinationMACAddress to set
- */
- public Ethernet setDestinationMACAddress(final byte[] destinationMACAddress) {
- fieldValues.put(DMAC, destinationMACAddress);
- return this;
- }
-
- /**
- * Sets the source MAC address for the current Ethernet object instance
- * @param sourceMACAddress the sourceMACAddress to set
- */
- public Ethernet setSourceMACAddress(final byte[] sourceMACAddress) {
- fieldValues.put(SMAC, sourceMACAddress);
- return this;
- }
-
- /**
- * Sets the etherType for the current Ethernet object instance
- * @param etherType the etherType to set
- */
- public Ethernet setEtherType(final short etherType) {
- byte[] ethType = BitBufferHelper.toByteArray(etherType);
- fieldValues.put(ETHT, ethType);
- return this;
- }
-
-}