| /* |
| * 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.Deserializer; |
| import org.onlab.packet.IPacket; |
| |
| /** |
| * Relay option for DHCPv6. |
| * Based on RFC-3315. |
| */ |
| public final class Dhcp6RelayOption extends Dhcp6Option { |
| @Override |
| public short getCode() { |
| return DHCP6.OptionCode.RELAY_MSG.value(); |
| } |
| |
| @Override |
| public short getLength() { |
| return (short) payload.serialize().length; |
| } |
| |
| @Override |
| public byte[] getData() { |
| return this.payload.serialize(); |
| } |
| |
| /** |
| * Default constructor. |
| */ |
| public Dhcp6RelayOption() { |
| } |
| |
| /** |
| * Constructs a DHCPv6 relay option with DHCPv6 option. |
| * |
| * @param dhcp6Option the DHCPv6 option |
| */ |
| public Dhcp6RelayOption(Dhcp6Option dhcp6Option) { |
| super(dhcp6Option); |
| } |
| |
| /** |
| * Gets deserializer for DHCPv6 relay option. |
| * |
| * @return the deserializer |
| */ |
| public static Deserializer<Dhcp6Option> deserializer() { |
| return (data, offset, len) -> { |
| Dhcp6Option dhcp6Option = Dhcp6Option.deserializer().deserialize(data, offset, len); |
| IPacket payload = DHCP6.deserializer() |
| .deserialize(dhcp6Option.getData(), 0, dhcp6Option.getLength()); |
| Dhcp6RelayOption relayOption = new Dhcp6RelayOption(dhcp6Option); |
| relayOption.setPayload(payload); |
| payload.setParent(relayOption); |
| return relayOption; |
| }; |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("code", getCode()) |
| .add("length", getLength()) |
| .add("data", payload.toString()) |
| .toString(); |
| } |
| } |