| /* |
| * Copyright 2014-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; |
| |
| /** |
| * Packet Interface. |
| */ |
| public interface IPacket { |
| |
| /** |
| * Obtain the packet payload. |
| * |
| * @return the payload |
| */ |
| IPacket getPayload(); |
| |
| /** |
| * Assign the packet payload. |
| * |
| * @param packet new payload |
| * @return self |
| */ |
| IPacket setPayload(IPacket packet); |
| |
| /** |
| * Obtain the parent packet. |
| * |
| * @return parent packet |
| */ |
| IPacket getParent(); |
| |
| /** |
| * Configure a new parent packet. |
| * |
| * @param packet new parent |
| * @return self |
| */ |
| IPacket setParent(IPacket packet); |
| |
| /** |
| * Reset any checksum as needed, and call resetChecksum on all parents. |
| */ |
| void resetChecksum(); |
| |
| /** |
| * Sets all payloads parent packet if applicable, then serializes this |
| * packet and all payloads. |
| * |
| * @return a byte[] containing this packet and payloads |
| */ |
| byte[] serialize(); |
| |
| |
| } |