Example usage for io.netty.buffer ByteBuf readUnsignedByte

List of usage examples for io.netty.buffer ByteBuf readUnsignedByte

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Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readUnsignedByte.

Prototype

public abstract short readUnsignedByte();

Source Link

Document

Gets an unsigned byte at the current readerIndex and increases the readerIndex by 1 in this buffer.

Usage

From source file:org.opendaylight.netide.netiplib.NetIPUtils.java

License:Open Source License

/**
 * To openflow message.//from   w w w.j  a v  a  2 s .c  om
 *
 * @param message
 *            the message
 * @return the openflow message
 */
private static OpenFlowMessage toOpenFlowMessage(Message message) {
    if (message.getHeader().getMessageType() != MessageType.OPENFLOW)
        throw new IllegalArgumentException("Can only convert OPENFLOW messages");
    ByteBuf buffer = Unpooled.wrappedBuffer(message.getPayload());
    short ofVersion = buffer.readUnsignedByte();
    OpenFlowMessage ofm = new OpenFlowMessage(ofVersion);
    ofm.setPayload(message.getPayload());
    ofm.setHeader(message.header);

    // DESERIALIZATION
    DeserializerRegistry registry = new DeserializerRegistryImpl();
    registry.init();
    DeserializationFactory factory = new DeserializationFactory();
    factory.setRegistry(registry);

    DataObject dObj = factory.deserialize(buffer, ofVersion);
    ofm.setOfMessage(dObj);
    return ofm;
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.FlowModInputMessageFactory.java

License:Open Source License

@Override
public FlowModInput deserialize(ByteBuf rawMessage) {
    FlowModInputBuilder builder = new FlowModInputBuilder();
    builder.setVersion((short) EncodeConstants.OF13_VERSION_ID);
    builder.setXid(rawMessage.readUnsignedInt());
    byte[] cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
    rawMessage.readBytes(cookie);/* w  w w .  j  av a 2s  .  c  om*/
    builder.setCookie(new BigInteger(1, cookie));
    byte[] cookie_mask = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
    rawMessage.readBytes(cookie_mask);
    builder.setCookieMask(new BigInteger(1, cookie_mask));
    builder.setTableId(new TableId((long) rawMessage.readUnsignedByte()));
    builder.setCommand(FlowModCommand.forValue(rawMessage.readUnsignedByte()));
    builder.setIdleTimeout(rawMessage.readUnsignedShort());
    builder.setHardTimeout(rawMessage.readUnsignedShort());
    builder.setPriority(rawMessage.readUnsignedShort());
    builder.setBufferId(rawMessage.readUnsignedInt());
    builder.setOutPort(new PortNumber(rawMessage.readUnsignedInt()));
    builder.setOutGroup(rawMessage.readUnsignedInt());
    builder.setFlags(createFlowModFlagsFromBitmap(rawMessage.readUnsignedShort()));
    rawMessage.skipBytes(PADDING);
    OFDeserializer<Match> matchDeserializer = registry.getDeserializer(
            new MessageCodeKey(EncodeConstants.OF13_VERSION_ID, EncodeConstants.EMPTY_VALUE, Match.class));
    builder.setMatch(matchDeserializer.deserialize(rawMessage));
    CodeKeyMaker keyMaker = CodeKeyMakerFactory.createInstructionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
    List<Instruction> instructions = ListDeserializer.deserializeList(EncodeConstants.OF13_VERSION_ID,
            rawMessage.readableBytes(), rawMessage, keyMaker, registry);
    builder.setInstruction(instructions);
    return builder.build();
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.GroupModInputMessageFactory.java

License:Open Source License

@Override
public GroupModInput deserialize(ByteBuf rawMessage) {
    GroupModInputBuilder builder = new GroupModInputBuilder();
    builder.setVersion((short) EncodeConstants.OF13_VERSION_ID);
    builder.setXid(rawMessage.readUnsignedInt());
    builder.setCommand(GroupModCommand.forValue(rawMessage.readUnsignedShort()));
    builder.setType(GroupType.forValue(rawMessage.readUnsignedByte()));
    rawMessage.skipBytes(PADDING);/* www .  j  a  va  2s  .com*/
    builder.setGroupId(new GroupId(rawMessage.readUnsignedInt()));
    List<BucketsList> bucketsList = new ArrayList<>();
    while (rawMessage.readableBytes() > 0) {
        BucketsListBuilder bucketsBuilder = new BucketsListBuilder();
        int bucketsLength = rawMessage.readUnsignedShort();
        bucketsBuilder.setWeight(rawMessage.readUnsignedShort());
        bucketsBuilder.setWatchPort(new PortNumber(rawMessage.readUnsignedInt()));
        bucketsBuilder.setWatchGroup(rawMessage.readUnsignedInt());
        rawMessage.skipBytes(PADDING_IN_BUCKETS_HEADER);
        CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
        List<Action> actions = ListDeserializer.deserializeList(EncodeConstants.OF13_VERSION_ID,
                bucketsLength - BUCKETS_HEADER_LENGTH, rawMessage, keyMaker, registry);
        bucketsBuilder.setAction(actions);
        bucketsList.add(bucketsBuilder.build());
    }
    builder.setBucketsList(bucketsList);
    return builder.build();
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.MeterModInputMessageFactory.java

License:Open Source License

@Override
public MeterModInput deserialize(ByteBuf rawMessage) {
    MeterModInputBuilder builder = new MeterModInputBuilder();
    builder.setVersion((short) EncodeConstants.OF13_VERSION_ID);
    builder.setXid(rawMessage.readUnsignedInt());
    builder.setCommand(MeterModCommand.forValue(rawMessage.readUnsignedShort()));
    builder.setFlags(createMeterFlags(rawMessage.readUnsignedShort()));
    builder.setMeterId(new MeterId(rawMessage.readUnsignedInt()));
    List<Bands> bandsList = new ArrayList<>();
    while (rawMessage.readableBytes() > 0) {
        BandsBuilder bandsBuilder = new BandsBuilder();
        int bandStartIndex = rawMessage.readerIndex();
        int bandType = rawMessage.readUnsignedShort();
        switch (bandType) {
        case 1:/*from  ww w  .  j a  va  2s  . c  om*/
            MeterBandDropCaseBuilder bandDropCaseBuilder = new MeterBandDropCaseBuilder();
            MeterBandDropBuilder bandDropBuilder = new MeterBandDropBuilder();
            bandDropBuilder.setType(MeterBandType.forValue(bandType));
            rawMessage.readUnsignedShort();
            bandDropBuilder.setRate(rawMessage.readUnsignedInt());
            bandDropBuilder.setBurstSize(rawMessage.readUnsignedInt());
            rawMessage.skipBytes(PADDING_IN_METER_BAND_DROP_HEADER);
            bandDropCaseBuilder.setMeterBandDrop(bandDropBuilder.build());
            bandsBuilder.setMeterBand(bandDropCaseBuilder.build());
            break;
        case 2:
            MeterBandDscpRemarkCaseBuilder bandDscpRemarkCaseBuilder = new MeterBandDscpRemarkCaseBuilder();
            MeterBandDscpRemarkBuilder bandDscpRemarkBuilder = new MeterBandDscpRemarkBuilder();
            bandDscpRemarkBuilder.setType(MeterBandType.forValue(bandType));
            rawMessage.readUnsignedShort();
            bandDscpRemarkBuilder.setRate(rawMessage.readUnsignedInt());
            bandDscpRemarkBuilder.setBurstSize(rawMessage.readUnsignedInt());
            bandDscpRemarkBuilder.setPrecLevel(rawMessage.readUnsignedByte());
            rawMessage.skipBytes(PADDING_IN_METER_BAND_DSCP_HEADER);
            bandDscpRemarkCaseBuilder.setMeterBandDscpRemark(bandDscpRemarkBuilder.build());
            bandsBuilder.setMeterBand(bandDscpRemarkCaseBuilder.build());
            break;
        case 0xFFFF:
            long expId = rawMessage
                    .getUnsignedInt(rawMessage.readerIndex() + 2 * EncodeConstants.SIZE_OF_INT_IN_BYTES);
            rawMessage.readerIndex(bandStartIndex);
            OFDeserializer<MeterBandExperimenterCase> deserializer = registry
                    .getDeserializer(ExperimenterDeserializerKeyFactory
                            .createMeterBandDeserializerKey(EncodeConstants.OF13_VERSION_ID, expId));
            bandsBuilder.setMeterBand(deserializer.deserialize(rawMessage));
            break;
        }
        bandsList.add(bandsBuilder.build());
    }
    builder.setBands(bandsList);
    return builder.build();
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.MultipartRequestInputMessageFactory.java

License:Open Source License

private MultipartRequestTableFeaturesCase setTableFeatures(ByteBuf input) {
    MultipartRequestTableFeaturesCaseBuilder caseBuilder = new MultipartRequestTableFeaturesCaseBuilder();
    MultipartRequestTableFeaturesBuilder tableFeaturesBuilder = new MultipartRequestTableFeaturesBuilder();
    List<TableFeatures> features = new ArrayList<>();
    while (input.readableBytes() > 0) {
        TableFeaturesBuilder featuresBuilder = new TableFeaturesBuilder();
        int length = input.readUnsignedShort();
        featuresBuilder.setTableId(input.readUnsignedByte());
        input.skipBytes(PADDING_IN_MULTIPART_REQUEST_TABLE_FEATURES);
        featuresBuilder.setName(ByteBufUtils.decodeNullTerminatedString(input, MAX_TABLE_NAME_LENGTH));
        byte[] metadataMatch = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
        input.readBytes(metadataMatch);/*w  w  w . j  ava  2 s.  c om*/
        featuresBuilder.setMetadataMatch(new BigInteger(1, metadataMatch));
        byte[] metadataWrite = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
        input.readBytes(metadataWrite);
        featuresBuilder.setMetadataWrite(new BigInteger(1, metadataWrite));
        featuresBuilder.setConfig(createTableConfig(input.readUnsignedInt()));
        featuresBuilder.setMaxEntries(input.readUnsignedInt());
        featuresBuilder.setTableFeatureProperties(createTableFeaturesProperties(input,
                length - MULTIPART_REQUEST_TABLE_FEATURES_STRUCTURE_LENGTH));
        features.add(featuresBuilder.build());
    }
    tableFeaturesBuilder.setTableFeatures(features);
    caseBuilder.setMultipartRequestTableFeatures(tableFeaturesBuilder.build());
    return caseBuilder.build();
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.MultipartRequestInputMessageFactory.java

License:Open Source License

private List<TableFeatureProperties> createTableFeaturesProperties(ByteBuf input, int length) {
    List<TableFeatureProperties> properties = new ArrayList<>();
    int tableFeaturesLength = length;
    while (tableFeaturesLength > 0) {
        int propStartIndex = input.readerIndex();
        TableFeaturePropertiesBuilder builder = new TableFeaturePropertiesBuilder();
        TableFeaturesPropType type = TableFeaturesPropType.forValue(input.readUnsignedShort());
        builder.setType(type);/*w w  w.  j  av  a2 s  .c  o m*/
        int propertyLength = input.readUnsignedShort();
        int paddingRemainder = propertyLength % EncodeConstants.PADDING;
        tableFeaturesLength -= propertyLength;
        if (type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONS)
                || type.equals(TableFeaturesPropType.OFPTFPTINSTRUCTIONSMISS)) {
            InstructionRelatedTableFeaturePropertyBuilder insBuilder = new InstructionRelatedTableFeaturePropertyBuilder();
            CodeKeyMaker keyMaker = CodeKeyMakerFactory
                    .createInstructionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
            List<Instruction> instructions = ListDeserializer.deserializeHeaders(
                    EncodeConstants.OF13_VERSION_ID, propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker,
                    registry);
            insBuilder.setInstruction(instructions);
            builder.addAugmentation(InstructionRelatedTableFeatureProperty.class, insBuilder.build());
        } else if (type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLES)
                || type.equals(TableFeaturesPropType.OFPTFPTNEXTTABLESMISS)) {
            propertyLength -= COMMON_PROPERTY_LENGTH;
            NextTableRelatedTableFeaturePropertyBuilder tableBuilder = new NextTableRelatedTableFeaturePropertyBuilder();
            List<NextTableIds> ids = new ArrayList<>();
            while (propertyLength > 0) {
                NextTableIdsBuilder nextTableIdsBuilder = new NextTableIdsBuilder();
                nextTableIdsBuilder.setTableId(input.readUnsignedByte());
                ids.add(nextTableIdsBuilder.build());
                propertyLength--;
            }
            tableBuilder.setNextTableIds(ids);
            builder.addAugmentation(NextTableRelatedTableFeatureProperty.class, tableBuilder.build());
        } else if (type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONS)
                || type.equals(TableFeaturesPropType.OFPTFPTWRITEACTIONSMISS)
                || type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONS)
                || type.equals(TableFeaturesPropType.OFPTFPTAPPLYACTIONSMISS)) {
            ActionRelatedTableFeaturePropertyBuilder actionBuilder = new ActionRelatedTableFeaturePropertyBuilder();
            CodeKeyMaker keyMaker = CodeKeyMakerFactory.createActionsKeyMaker(EncodeConstants.OF13_VERSION_ID);
            List<Action> actions = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
                    propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
            actionBuilder.setAction(actions);
            builder.addAugmentation(ActionRelatedTableFeatureProperty.class, actionBuilder.build());
        } else if (type.equals(TableFeaturesPropType.OFPTFPTMATCH)
                || type.equals(TableFeaturesPropType.OFPTFPTWILDCARDS)
                || type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELD)
                || type.equals(TableFeaturesPropType.OFPTFPTWRITESETFIELDMISS)
                || type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELD)
                || type.equals(TableFeaturesPropType.OFPTFPTAPPLYSETFIELDMISS)) {
            OxmRelatedTableFeaturePropertyBuilder oxmBuilder = new OxmRelatedTableFeaturePropertyBuilder();
            CodeKeyMaker keyMaker = CodeKeyMakerFactory
                    .createMatchEntriesKeyMaker(EncodeConstants.OF13_VERSION_ID);
            List<MatchEntry> entries = ListDeserializer.deserializeHeaders(EncodeConstants.OF13_VERSION_ID,
                    propertyLength - COMMON_PROPERTY_LENGTH, input, keyMaker, registry);
            oxmBuilder.setMatchEntry(entries);
            builder.addAugmentation(OxmRelatedTableFeatureProperty.class, oxmBuilder.build());
        } else if (type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTER)
                || type.equals(TableFeaturesPropType.OFPTFPTEXPERIMENTERMISS)) {
            long expId = input.readUnsignedInt();
            input.readerIndex(propStartIndex);
            OFDeserializer<TableFeatureProperties> propDeserializer = registry
                    .getDeserializer(ExperimenterDeserializerKeyFactory
                            .createMultipartReplyTFDeserializerKey(EncodeConstants.OF13_VERSION_ID, expId));
            TableFeatureProperties expProp = propDeserializer.deserialize(input);
            properties.add(expProp);
            continue;
        }
        if (paddingRemainder != 0) {
            input.skipBytes(EncodeConstants.PADDING - paddingRemainder);
            tableFeaturesLength -= EncodeConstants.PADDING - paddingRemainder;
        }
        properties.add(builder.build());
    }
    return properties;
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.MultipartRequestInputMessageFactory.java

License:Open Source License

private MultipartRequestFlowCase setFlow(ByteBuf input) {
    MultipartRequestFlowCaseBuilder caseBuilder = new MultipartRequestFlowCaseBuilder();
    MultipartRequestFlowBuilder flowBuilder = new MultipartRequestFlowBuilder();
    flowBuilder.setTableId(input.readUnsignedByte());
    input.skipBytes(FLOW_PADDING_1);/*w w w  .j  av  a  2 s.  c  o  m*/
    flowBuilder.setOutPort(input.readUnsignedInt());
    flowBuilder.setOutGroup(input.readUnsignedInt());
    input.skipBytes(FLOW_PADDING_2);
    byte[] cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
    input.readBytes(cookie);
    flowBuilder.setCookie(new BigInteger(1, cookie));
    byte[] cookie_mask = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
    input.readBytes(cookie_mask);
    flowBuilder.setCookieMask(new BigInteger(1, cookie_mask));
    OFDeserializer<Match> matchDeserializer = registry.getDeserializer(
            new MessageCodeKey(EncodeConstants.OF13_VERSION_ID, EncodeConstants.EMPTY_VALUE, Match.class));
    flowBuilder.setMatch(matchDeserializer.deserialize(input));
    caseBuilder.setMultipartRequestFlow(flowBuilder.build());
    return caseBuilder.build();
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.MultipartRequestInputMessageFactory.java

License:Open Source License

private MultipartRequestAggregateCase setAggregate(ByteBuf input) {
    MultipartRequestAggregateCaseBuilder caseBuilder = new MultipartRequestAggregateCaseBuilder();
    MultipartRequestAggregateBuilder aggregateBuilder = new MultipartRequestAggregateBuilder();
    aggregateBuilder.setTableId(input.readUnsignedByte());
    input.skipBytes(AGGREGATE_PADDING_1);
    aggregateBuilder.setOutPort(input.readUnsignedInt());
    aggregateBuilder.setOutGroup(input.readUnsignedInt());
    input.skipBytes(AGGREGATE_PADDING_2);
    byte[] cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
    input.readBytes(cookie);//from   w w  w.  ja v  a  2  s. c  om
    aggregateBuilder.setCookie(new BigInteger(1, cookie));
    byte[] cookie_mask = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
    input.readBytes(cookie_mask);
    aggregateBuilder.setCookieMask(new BigInteger(1, cookie_mask));
    OFDeserializer<Match> matchDeserializer = registry.getDeserializer(
            new MessageCodeKey(EncodeConstants.OF13_VERSION_ID, EncodeConstants.EMPTY_VALUE, Match.class));
    aggregateBuilder.setMatch(matchDeserializer.deserialize(input));
    caseBuilder.setMultipartRequestAggregate(aggregateBuilder.build());
    return caseBuilder.build();
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.OF10StatsRequestInputFactory.java

License:Open Source License

private MultipartRequestAggregateCase setAggregate(ByteBuf input) {
    MultipartRequestAggregateCaseBuilder caseBuilder = new MultipartRequestAggregateCaseBuilder();
    MultipartRequestAggregateBuilder aggregateBuilder = new MultipartRequestAggregateBuilder();
    OFDeserializer<MatchV10> matchDeserializer = registry.getDeserializer(
            new MessageCodeKey(EncodeConstants.OF10_VERSION_ID, EncodeConstants.EMPTY_VALUE, MatchV10.class));
    aggregateBuilder.setMatchV10(matchDeserializer.deserialize(input));
    aggregateBuilder.setTableId(input.readUnsignedByte());
    input.skipBytes(AGGREGATE_PADDING_1);
    aggregateBuilder.setOutPort((long) input.readUnsignedShort());
    caseBuilder.setMultipartRequestAggregate(aggregateBuilder.build());
    return caseBuilder.build();
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.deserialization.factories.OF10StatsRequestInputFactory.java

License:Open Source License

private MultipartRequestFlowCase setFlow(ByteBuf input) {
    MultipartRequestFlowCaseBuilder caseBuilder = new MultipartRequestFlowCaseBuilder();
    MultipartRequestFlowBuilder flowBuilder = new MultipartRequestFlowBuilder();
    OFDeserializer<MatchV10> matchDeserializer = registry.getDeserializer(
            new MessageCodeKey(EncodeConstants.OF10_VERSION_ID, EncodeConstants.EMPTY_VALUE, MatchV10.class));
    flowBuilder.setMatchV10(matchDeserializer.deserialize(input));
    flowBuilder.setTableId(input.readUnsignedByte());
    input.skipBytes(FLOW_PADDING_1);/*from w  ww  .j a va 2s  .c  om*/
    flowBuilder.setOutPort((long) input.readUnsignedShort());
    caseBuilder.setMultipartRequestFlow(flowBuilder.build());
    return caseBuilder.build();
}