Examples with BitArray org.opendaylight.protocol.util.BitArray used on opensource projects

Example 56 with BitArray

use of org.opendaylight.protocol.util.BitArray in project bgpcep by opendaylight.

the class RROIpv6PrefixSubobjectParser method parseSubobject.

@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
    Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
    final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
    if (buffer.readableBytes() != CONTENT_LENGTH) {
        throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + ";");
    }
    final int length = buffer.getUnsignedByte(PREFIX_F_OFFSET);
    final IpPrefixBuilder prefix = new IpPrefixBuilder().setIpPrefix(new IpPrefix(Ipv6Util.prefixForBytes(ByteArray.readBytes(buffer, Ipv6Util.IPV6_LENGTH), length)));
    buffer.skipBytes(PREFIX_F_LENGTH);
    final BitArray flags = BitArray.valueOf(buffer, FLAGS_SIZE);
    builder.setProtectionAvailable(flags.get(LPA_F_OFFSET));
    builder.setProtectionInUse(flags.get(LPIU_F_OFFSET));
    builder.setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix(prefix.build()).build());
    return builder.build();
}

Example 57 with BitArray

use of org.opendaylight.protocol.util.BitArray in project bgpcep by opendaylight.

the class RROLabelSubobjectParser method parseSubobject.

@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
    Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
    if (buffer.readableBytes() < HEADER_LENGTH) {
        throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + "; " + "Expected: >" + HEADER_LENGTH + ".");
    }
    final BitArray reserved = BitArray.valueOf(buffer, FLAGS_SIZE);
    final short cType = buffer.readUnsignedByte();
    final LabelType labelType = this.registry.parseLabel(cType, buffer.slice());
    if (labelType == null) {
        throw new RSVPParsingException("Unknown C-TYPE for ero label subobject. Passed: " + cType);
    }
    final LabelBuilder builder = new LabelBuilder();
    builder.setUniDirectional(reserved.get(U_FLAG_OFFSET));
    builder.setGlobal(reserved.get(G_FLAG_OFFSET));
    builder.setLabelType(labelType);
    return new SubobjectContainerBuilder().setSubobjectType(new LabelCaseBuilder().setLabel(builder.build()).build()).build();
}

Example 58 with BitArray

use of org.opendaylight.protocol.util.BitArray in project bgpcep by opendaylight.

the class LabelUtil method formatLabel.

public static void formatLabel(final int type, final Boolean unidirectional, final Boolean global, final ByteBuf body, final ByteBuf buffer) {
    final BitArray reserved = new BitArray(FLAGS_SIZE);
    reserved.set(UNIDIRECTIONAL, unidirectional);
    reserved.set(GLOBAL, global);
    reserved.toByteBuf(buffer);
    buffer.writeByte(type);
    buffer.writeBytes(body);
}

Example 59 with BitArray

use of org.opendaylight.protocol.util.BitArray in project bgpcep by opendaylight.

the class RROIpv4PrefixSubobjectParser method serializeSubobject.

@Override
public void serializeSubobject(final SubobjectContainer subobject, final ByteBuf buffer) {
    Preconditions.checkArgument(subobject.getSubobjectType() instanceof IpPrefixCase, "Unknown subobject instance. Passed %s. Needed IpPrefixCase.", subobject.getSubobjectType().getClass());
    final IpPrefixSubobject specObj = ((IpPrefixCase) subobject.getSubobjectType()).getIpPrefix();
    final IpPrefix prefix = specObj.getIpPrefix();
    Preconditions.checkArgument(prefix.getIpv4Prefix() != null || prefix.getIpv6Prefix() != null, "Unknown AbstractPrefix instance. Passed %s.", prefix.getClass());
    if (prefix.getIpv6Prefix() != null) {
        new RROIpv6PrefixSubobjectParser().serializeSubobject(subobject, buffer);
    } else {
        final BitArray flags = new BitArray(FLAGS_SIZE);
        flags.set(LPA_F_OFFSET, subobject.isProtectionAvailable());
        flags.set(LPIU_F_OFFSET, subobject.isProtectionInUse());
        final ByteBuf body = Unpooled.buffer(CONTENT4_LENGTH);
        Preconditions.checkArgument(prefix.getIpv4Prefix() != null, "Ipv4Prefix is mandatory.");
        writeIpv4Prefix(prefix.getIpv4Prefix(), body);
        flags.toByteBuf(body);
        RROSubobjectUtil.formatSubobject(TYPE, body, buffer);
    }
}

Example 60 with BitArray

use of org.opendaylight.protocol.util.BitArray in project bgpcep by opendaylight.

the class RROIpv4PrefixSubobjectParser method parseSubobject.

@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
    Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
    if (buffer.readableBytes() != CONTENT4_LENGTH) {
        throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + ";");
    }
    final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
    final int length = buffer.getUnsignedByte(PREFIX4_F_OFFSET);
    final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.record.route.subobjects.subobject.type.ip.prefix._case.IpPrefix prefix = new IpPrefixBuilder().setIpPrefix(new IpPrefix(Ipv4Util.prefixForBytes(ByteArray.readBytes(buffer, Ipv4Util.IP4_LENGTH), length))).build();
    buffer.skipBytes(PREFIX_F_LENGTH);
    final BitArray flags = BitArray.valueOf(buffer, FLAGS_SIZE);
    builder.setProtectionAvailable(flags.get(LPA_F_OFFSET));
    builder.setProtectionInUse(flags.get(LPIU_F_OFFSET));
    builder.setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix(prefix).build());
    return builder.build();
}