git.ipfire.org Git - thirdparty/strongswan.git/blob

   1 /*
   2  * Copyright (C) 2013 Tobias Brunner
   3  * Copyright (C) 2012 Christoph Buehler
   4  * Copyright (C) 2012 Patrick Loetscher
   5  * Hochschule fuer Technik Rapperswil
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by the
   9  * Free Software Foundation; either version 2 of the License, or (at your
  10  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15  * for more details.
  16  */
  17
  18 package org.strongswan.android.logic.imc.attributes;
  19
  20 import org.strongswan.android.utils.BufferedByteWriter;
  21
  22 /**
  23  * PA-TNC Product Information attribute (see section 4.2.2 of RFC 5792)
  24  *
  25  *                       1                   2                   3
  26  *   0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
  27  *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  28  *  |               Product Vendor ID               |  Product ID   |
  29  *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  30  *  |  Product ID   |         Product Name (Variable Length)        |
  31  *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  32  */
  33 public class ProductInformationAttribute implements Attribute
  34 {
  35         private final String PRODUCT_NAME = "Android";
  36         private final short PRODUCT_ID = 0;
  37
  38         @Override
  39         public byte[] getEncoding()
  40         {
  41                 BufferedByteWriter writer = new BufferedByteWriter();
  42                 writer.put24(PrivateEnterpriseNumber.GOOGLE.getValue());
  43                 writer.put16(PRODUCT_ID);
  44                 writer.put(PRODUCT_NAME.getBytes());
  45                 return writer.toByteArray();
  46         }
  47 }