2 * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
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4 * This program and the accompanying materials are made available under the
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5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
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6 * and is available at http://www.eclipse.org/legal/epl-v10.html
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8 package org.opendaylight.openflowjava.protocol.impl.deserialization.match;
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10 import io.netty.buffer.ByteBuf;
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12 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
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13 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
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14 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PseudoFieldMatchEntry;
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15 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.PseudoFieldMatchEntryBuilder;
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16 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.Ipv6ExthdrFlags;
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17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Exthdr;
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18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.MatchField;
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19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.OpenflowBasicClass;
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20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.OxmClassBase;
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21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.grouping.MatchEntries;
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22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.grouping.MatchEntriesBuilder;
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25 * @author michal.polkorab
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28 public class OxmIpv6ExtHdrDeserializer extends AbstractOxmMatchEntryDeserializer
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29 implements OFDeserializer<MatchEntries> {
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32 public MatchEntries deserialize(ByteBuf input) {
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33 MatchEntriesBuilder builder = processHeader(getOxmClass(), getOxmField(), input);
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34 addIpv6ExtHdrAugmentation(input, builder);
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35 if (builder.isHasMask()) {
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36 OxmMaskDeserializer.addMaskAugmentation(builder, input, EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
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38 return builder.build();
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41 private static void addIpv6ExtHdrAugmentation(ByteBuf input,
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42 MatchEntriesBuilder builder) {
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43 PseudoFieldMatchEntryBuilder pseudoBuilder = new PseudoFieldMatchEntryBuilder();
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44 int bitmap = input.readUnsignedShort();
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45 final Boolean nonext = ((bitmap) & (1<<0)) != 0;
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46 final Boolean esp = ((bitmap) & (1<<1)) != 0;
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47 final Boolean auth = ((bitmap) & (1<<2)) != 0;
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48 final Boolean dest = ((bitmap) & (1<<3)) != 0;
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49 final Boolean frag = ((bitmap) & (1<<4)) != 0;
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50 final Boolean router = ((bitmap) & (1<<5)) != 0;
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51 final Boolean hop = ((bitmap) & (1<<6)) != 0;
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52 final Boolean unrep = ((bitmap) & (1<<7)) != 0;
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53 final Boolean unseq = ((bitmap) & (1<<8)) != 0;
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54 pseudoBuilder.setPseudoField(new Ipv6ExthdrFlags(auth, dest, esp, frag, hop, nonext, router, unrep, unseq));
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55 builder.addAugmentation(PseudoFieldMatchEntry.class, pseudoBuilder.build());
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59 protected Class<? extends MatchField> getOxmField() {
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60 return Ipv6Exthdr.class;
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64 protected Class<? extends OxmClassBase> getOxmClass() {
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65 return OpenflowBasicClass.class;
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