1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 */
20
21 package org.apache.directory.server.dhcp.options.dhcp;
22
23
24 import org.apache.directory.server.dhcp.options.ByteOption;
25
26
27 /**
28 * This option is used to indicate that the DHCP 'sname' or 'file'
29 * fields are being overloaded by using them to carry DHCP options. A
30 * DHCP server inserts this option if the returned parameters will
31 * exceed the usual space allotted for options.
32 *
33 * If this option is present, the client interprets the specified
34 * additional fields after it concludes interpretation of the standard
35 * option fields.
36 *
37 * The code for this option is 52, and its length is 1. Legal values
38 * for this option are:
39 *
40 * Value Meaning
41 * ----- --------
42 * 1 the 'file' field is used to hold options
43 * 2 the 'sname' field is used to hold options
44 * 3 both fields are used to hold options
45 *
46 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
47 * @version $Rev: 638228 $, $Date: 2008-03-18 07:12:41 +0100 (Di, 18 Mär 2008) $
48 */
49 public class OptionOverload extends ByteOption
50 {
51 /*
52 * @see org.apache.directory.server.dhcp.options.DhcpOption#getTag()
53 */
54 public byte getTag()
55 {
56 return 52;
57 }
58 }