Umesh Krishnaswamy | 345ee99 | 2012-12-13 20:29:48 -0800 | [diff] [blame] | 1 | /** |
| 2 | * Copyright 2011, Big Switch Networks, Inc. |
| 3 | * Originally created by David Erickson & Rob Sherwood, Stanford University |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); you may |
| 6 | * not use this file except in compliance with the License. You may obtain |
| 7 | * a copy of the License at |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 13 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 14 | * License for the specific language governing permissions and limitations |
| 15 | * under the License. |
| 16 | **/ |
| 17 | |
| 18 | package org.openflow.protocol.vendor; |
| 19 | |
| 20 | import org.jboss.netty.buffer.ChannelBuffer; |
| 21 | |
| 22 | /** |
| 23 | * The base class for all vendor data. |
| 24 | * |
| 25 | * @author Rob Vaterlaus (rob.vaterlaus@bigswitch.com) |
| 26 | */ |
| 27 | public interface OFVendorData { |
| 28 | /** |
| 29 | * @return length of the data |
| 30 | */ |
| 31 | public int getLength(); |
| 32 | |
| 33 | /** |
| 34 | * Read the vendor data from the specified ChannelBuffer |
| 35 | * @param data |
| 36 | */ |
| 37 | public void readFrom(ChannelBuffer data, int length); |
| 38 | |
| 39 | /** |
| 40 | * Write the vendor data to the specified ChannelBuffer |
| 41 | * @param data |
| 42 | */ |
| 43 | public void writeTo(ChannelBuffer data); |
| 44 | } |