Example usage for io.netty.buffer ByteBuf readUnsignedInt

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

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Introduction

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

Prototype

public abstract long readUnsignedInt();

Source Link

Document

Gets an unsigned 32-bit integer at the current readerIndex and increases the readerIndex by 4 in this buffer.

Usage

From source file:org.opendaylight.protocol.bgp.evpn.impl.esi.types.ASGenParser.java

License:Open Source License

@Override
public Esi parseEsi(final ByteBuf buffer) {
    final AsGenerated asGen = new AsGeneratedBuilder().setAs(new AsNumber(buffer.readUnsignedInt()))
            .setLocalDiscriminator(buffer.readUnsignedInt()).build();
    return new AsGeneratedCaseBuilder().setAsGenerated(asGen).build();
}

From source file:org.opendaylight.protocol.bgp.evpn.impl.esi.types.RouterIdParser.java

License:Open Source License

@Override
public Esi parseEsi(final ByteBuf buffer) {
    final RouterIdGenerated routerID = new RouterIdGeneratedBuilder()
            .setRouterId(Ipv4Util.addressForByteBuf(buffer)).setLocalDiscriminator(buffer.readUnsignedInt())
            .build();/*from  w w  w .ja va2s.  co  m*/
    return new RouterIdGeneratedCaseBuilder().setRouterIdGenerated(routerID).build();
}

From source file:org.opendaylight.protocol.bgp.evpn.impl.extended.communities.MACMobExtCom.java

License:Open Source License

@Override
public ExtendedCommunity parseExtendedCommunity(final ByteBuf buffer)
        throws BGPDocumentedException, BGPParsingException {
    final boolean isStatic = buffer.readBoolean();
    buffer.skipBytes(RESERVED);//  w  w w. jav  a2 s .co m
    final long seqNumber = buffer.readUnsignedInt();
    return new MacMobilityExtendedCommunityCaseBuilder().setMacMobilityExtendedCommunity(
            new MacMobilityExtendedCommunityBuilder().setStatic(isStatic).setSeqNumber(seqNumber).build())
            .build();
}

From source file:org.opendaylight.protocol.bgp.evpn.impl.nlri.EthADRParser.java

License:Open Source License

@Override
public EvpnChoice parseEvpn(final ByteBuf buffer) {
    Preconditions.checkArgument(buffer.readableBytes() == CONTENT_LENGTH,
            "Wrong length of array of bytes. Passed: %s ;", buffer);
    final Esi esi = SimpleEsiTypeRegistry.getInstance().parseEsi(buffer.readSlice(ESI_SIZE));
    final EthernetTagId eti = new EthernetTagIdBuilder().setVlanId(buffer.readUnsignedInt()).build();
    final MplsLabel label = mplsLabelForByteBuf(buffer);
    final EthernetADRouteBuilder builder = new EthernetADRouteBuilder().setEsi(esi).setEthernetTagId(eti)
            .setMplsLabel(label);//from  w w w  .ja  va  2s .co  m
    return new EthernetADRouteCaseBuilder().setEthernetADRoute(builder.build()).build();
}

From source file:org.opendaylight.protocol.bgp.evpn.impl.nlri.IncMultEthTagRParser.java

License:Open Source License

@Override
public EvpnChoice parseEvpn(final ByteBuf buffer) {
    Preconditions.checkArgument(/*from  ww w  . ja v  a2 s .co m*/
            buffer.readableBytes() == CONTENT_LENGTH || buffer.readableBytes() == CONTENT_LENGTH2,
            "Wrong length of array of bytes. Passed: %s ;", buffer);

    final EthernetTagId eti = new EthernetTagIdBuilder().setVlanId(buffer.readUnsignedInt()).build();
    IpAddress ip = Preconditions.checkNotNull(EthSegRParser.parseOrigRouteIp(buffer));
    final IncMultiEthernetTagResBuilder builder = new IncMultiEthernetTagResBuilder().setEthernetTagId(eti)
            .setOrigRouteIp(ip);
    return new IncMultiEthernetTagResCaseBuilder().setIncMultiEthernetTagRes(builder.build()).build();
}

From source file:org.opendaylight.protocol.bgp.evpn.impl.nlri.MACIpAdvRParser.java

License:Open Source License

@Override
public EvpnChoice parseEvpn(final ByteBuf buffer) {
    final Esi esi = SimpleEsiTypeRegistry.getInstance().parseEsi(buffer.readSlice(ESI_SIZE));
    final EthernetTagId eti = new EthernetTagIdBuilder().setVlanId(buffer.readUnsignedInt()).build();
    buffer.skipBytes(1);/*  ww  w  . j a  v a  2s.c om*/
    final MacAddress mac = IetfYangUtil.INSTANCE.macAddressFor(ByteArray.readBytes(buffer, MAC_ADDRESS_LENGTH));
    final IpAddress ip = parseIp(buffer);
    final MplsLabel label1 = mplsLabelForByteBuf(buffer);
    MplsLabel label2;
    if (buffer.readableBytes() > 0) {
        label2 = mplsLabelForByteBuf(buffer);
    } else {
        label2 = null;
    }
    final MacIpAdvRouteBuilder builder = new MacIpAdvRouteBuilder().setEsi(esi).setEthernetTagId(eti)
            .setMacAddress(mac).setIpAddress(ip).setMplsLabel1(label1).setMplsLabel2(label2);
    return new MacIpAdvRouteCaseBuilder().setMacIpAdvRoute(builder.build()).build();
}

From source file:org.opendaylight.protocol.bgp.flowspec.extended.communities.RedirectAsFourOctetEcHandler.java

License:Open Source License

@Override
public ExtendedCommunity parseExtendedCommunity(final ByteBuf buffer)
        throws BGPDocumentedException, BGPParsingException {
    final RedirectAs4Builder builder = new RedirectAs4Builder();
    builder.setGlobalAdministrator(new AsNumber(buffer.readUnsignedInt()));
    builder.setLocalAdministrator(buffer.readUnsignedShort());
    return new RedirectAs4ExtendedCommunityCaseBuilder().setRedirectAs4(builder.build()).build();
}

From source file:org.opendaylight.protocol.bgp.labeled.unicast.LabelIndexTlvParser.java

License:Open Source License

@Override
public LuLabelIndexTlv parseBgpPrefixSidTlv(final ByteBuf buffer) {
    buffer.readBytes(RESERVED);/* ww  w  .  jav  a  2 s.c o m*/
    buffer.readBytes(LABEL_INDEX_FLAGS_BYTES);
    final Long value = buffer.readUnsignedInt();
    return new LuLabelIndexTlvBuilder().setLabelIndexTlv(value).build();
}

From source file:org.opendaylight.protocol.bgp.linkstate.attribute.LinkAttributesParser.java

License:Open Source License

/**
 * Parse Link Attributes.//  ww  w.  j av  a2  s .  c  o m
 *
 * @param attributes key is the tlv type and value is the value of the tlv
 * @param protocolId to differentiate parsing methods
 * @return {@link LinkStateAttribute}
 */
static LinkStateAttribute parseLinkAttributes(final Multimap<Integer, ByteBuf> attributes,
        final ProtocolId protocolId) {
    final LinkAttributesBuilder builder = new LinkAttributesBuilder();
    final List<SrAdjIds> srAdjIds = new ArrayList<SrAdjIds>();
    final List<SrLanAdjIds> srLanAdjIds = new ArrayList<SrLanAdjIds>();
    final List<PeerSetSids> peerSetSids = new ArrayList<PeerSetSids>();
    for (final Entry<Integer, ByteBuf> entry : attributes.entries()) {
        LOG.trace("Link attribute TLV {}", entry.getKey());
        final int key = entry.getKey();
        final ByteBuf value = entry.getValue();
        switch (key) {
        case TlvUtil.LOCAL_IPV4_ROUTER_ID:
            builder.setLocalIpv4RouterId(new Ipv4RouterIdentifier(Ipv4Util.addressForByteBuf(value)));
            LOG.debug("Parsed IPv4 Router-ID of local node: {}", builder.getLocalIpv4RouterId());
            break;
        case TlvUtil.LOCAL_IPV6_ROUTER_ID:
            builder.setLocalIpv6RouterId(new Ipv6RouterIdentifier(Ipv6Util.addressForByteBuf(value)));
            LOG.debug("Parsed IPv6 Router-ID of local node: {}", builder.getLocalIpv6RouterId());
            break;
        case REMOTE_IPV4_ROUTER_ID:
            builder.setRemoteIpv4RouterId(new Ipv4RouterIdentifier(Ipv4Util.addressForByteBuf(value)));
            LOG.debug("Parsed IPv4 Router-ID of remote node: {}", builder.getRemoteIpv4RouterId());
            break;
        case REMOTE_IPV6_ROUTER_ID:
            builder.setRemoteIpv6RouterId(new Ipv6RouterIdentifier(Ipv6Util.addressForByteBuf(value)));
            LOG.debug("Parsed IPv6 Router-ID of remote node: {}", builder.getRemoteIpv6RouterId());
            break;
        case ADMIN_GROUP:
            builder.setAdminGroup(new AdministrativeGroup(value.readUnsignedInt()));
            LOG.debug("Parsed Administrative Group {}", builder.getAdminGroup());
            break;
        case MAX_BANDWIDTH:
            builder.setMaxLinkBandwidth(new Bandwidth(ByteArray.readAllBytes(value)));
            LOG.debug("Parsed Max Bandwidth {}", builder.getMaxLinkBandwidth());
            break;
        case MAX_RESERVABLE_BANDWIDTH:
            builder.setMaxReservableBandwidth(new Bandwidth(ByteArray.readAllBytes(value)));
            LOG.debug("Parsed Max Reservable Bandwidth {}", builder.getMaxReservableBandwidth());
            break;
        case UNRESERVED_BANDWIDTH:
            parseUnreservedBandwidth(value, builder);
            break;
        case TE_METRIC:
            builder.setTeMetric(new TeMetric(ByteArray.bytesToLong(ByteArray.readAllBytes(value))));
            LOG.debug("Parsed Metric {}", builder.getTeMetric());
            break;
        case LINK_PROTECTION_TYPE:
            builder.setLinkProtection(LinkProtectionType.forValue(value.readShort()));
            LOG.debug("Parsed Link Protection Type {}", builder.getLinkProtection());
            break;
        case MPLS_PROTOCOL:
            final BitArray bits = BitArray.valueOf(value, FLAGS_SIZE);
            builder.setMplsProtocol(new MplsProtocolMask(bits.get(LDP_BIT), bits.get(RSVP_BIT)));
            LOG.debug("Parsed MPLS Protocols: {}", builder.getMplsProtocol());
            break;
        case METRIC:
            // length can 3, 2 or 1
            builder.setMetric(new Metric(ByteArray.bytesToLong(ByteArray.readAllBytes(value))));
            LOG.debug("Parsed Metric {}", builder.getMetric());
            break;
        case SHARED_RISK_LINK_GROUP:
            parseSrlg(value, builder);
            break;
        case LINK_OPAQUE:
            LOG.debug("Parsed Opaque value : {}", ByteBufUtil.hexDump(value));
            break;
        case LINK_NAME:
            builder.setLinkName(new String(ByteArray.readAllBytes(value), Charsets.US_ASCII));
            LOG.debug("Parsed Link Name : {}", builder.getLinkName());
            break;
        case SR_ADJ_ID:
            srAdjIds.add(new SrAdjIdsBuilder(
                    SrLinkAttributesParser.parseAdjacencySegmentIdentifier(value, protocolId)).build());
            LOG.debug("Parsed Adjacency Segment Identifier :{}", srAdjIds.get(srAdjIds.size() - 1));
            break;
        case SR_LAN_ADJ_ID:
            srLanAdjIds.add(SrLinkAttributesParser.parseLanAdjacencySegmentIdentifier(value, protocolId));
            LOG.debug("Parsed Adjacency Segment Identifier :{}", srLanAdjIds.get(srLanAdjIds.size() - 1));
            break;
        case PEER_NODE_SID_CODE:
            builder.setPeerNodeSid(
                    new PeerNodeSidBuilder(SrLinkAttributesParser.parseAdjacencySegmentIdentifier(value, null))
                            .build());
            LOG.debug("Parsed Peer Segment Identifier :{}", builder.getPeerNodeSid());
            break;
        case PEER_ADJ_SID_CODE:
            builder.setPeerAdjSid(
                    new PeerAdjSidBuilder(SrLinkAttributesParser.parseAdjacencySegmentIdentifier(value, null))
                            .build());
            LOG.debug("Parsed Peer Segment Identifier :{}", builder.getPeerAdjSid());
            break;
        case PEER_SET_SID_CODE:
            peerSetSids.add(
                    new PeerSetSidsBuilder(SrLinkAttributesParser.parseAdjacencySegmentIdentifier(value, null))
                            .build());
            LOG.debug("Parsed Peer Set Sid :{}", peerSetSids.get(peerSetSids.size() - 1));
            break;
        default:
            LOG.warn("TLV {} is not a valid link attribute, ignoring it", key);
        }
    }
    if (!srAdjIds.isEmpty()) {
        builder.setSrAdjIds(srAdjIds);
    }
    if (!srLanAdjIds.isEmpty()) {
        builder.setSrLanAdjIds(srLanAdjIds);
    }
    if (!peerSetSids.isEmpty()) {
        builder.setPeerSetSids(peerSetSids);
    }
    LOG.trace("Finished parsing Link Attributes.");
    return new LinkAttributesCaseBuilder().setLinkAttributes(builder.build()).build();
}

From source file:org.opendaylight.protocol.bgp.linkstate.attribute.LinkAttributesParser.java

License:Open Source License

private static void parseSrlg(final ByteBuf value, final LinkAttributesBuilder builder) {
    final List<SrlgId> sharedRiskLinkGroups = new ArrayList<>();
    while (value.isReadable()) {
        sharedRiskLinkGroups.add(new SrlgId(value.readUnsignedInt()));
    }/*  w w w  . j a  v a 2s.c  om*/
    builder.setSharedRiskLinkGroups(sharedRiskLinkGroups);
    LOG.debug("Parsed Shared Risk Link Groups {}", builder.getSharedRiskLinkGroups());
}