| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| package org.onlab.packet.dhcp; |
| |
| import com.google.common.base.MoreObjects; |
| import org.onlab.packet.DHCP6; |
| import org.onlab.packet.DeserializationException; |
| import org.onlab.packet.Deserializer; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * DHCPv6 Client Identifier Option. |
| */ |
| public final class Dhcp6ClientIdOption extends Dhcp6Option { |
| @Override |
| public short getCode() { |
| return DHCP6.OptionCode.CLIENTID.value(); |
| } |
| |
| @Override |
| public short getLength() { |
| return (short) payload.serialize().length; |
| } |
| |
| @Override |
| public byte[] getData() { |
| return payload.serialize(); |
| } |
| |
| @Override |
| public void setData(byte[] data) { |
| try { |
| Dhcp6Duid duid = Dhcp6Duid.deserializer().deserialize(data, 0, data.length); |
| this.setDuid(duid); |
| } catch (DeserializationException e) { |
| throw new RuntimeException("Invalid DUID"); |
| } |
| |
| } |
| |
| public Dhcp6Duid getDuid() { |
| return (Dhcp6Duid) payload; |
| } |
| |
| public void setDuid(Dhcp6Duid duid) { |
| this.setPayload(duid); |
| duid.setParent(this); |
| } |
| |
| public static Deserializer<Dhcp6Option> deserializer() { |
| return (data, offset, length) -> { |
| Dhcp6Option dhcp6Option = |
| Dhcp6Option.deserializer().deserialize(data, offset, length); |
| Dhcp6ClientIdOption clientIdentifier = new Dhcp6ClientIdOption(); |
| |
| if (dhcp6Option.getLength() < DEFAULT_LEN) { |
| throw new DeserializationException("Invalid length of Client Id option"); |
| } |
| |
| Dhcp6Duid duid = |
| Dhcp6Duid.deserializer().deserialize(dhcp6Option.getData(), 0, dhcp6Option.getLength()); |
| clientIdentifier.setPayload(duid); |
| return clientIdentifier; |
| }; |
| } |
| |
| @Override |
| public byte[] serialize() { |
| ByteBuffer bb = ByteBuffer.allocate(this.getLength() + Dhcp6Option.DEFAULT_LEN); |
| bb.putShort(getCode()); |
| bb.putShort(getLength()); |
| bb.put(payload.serialize()); |
| return bb.array(); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("code", getCode()) |
| .add("length", getLength()) |
| .add("duid", getDuid().toString()) |
| .toString(); |
| } |
| } |