1 /*
   2  * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 7077640
  27  * @summary gss wrap for cfx doesn't handle rrc != 0
  28  * @modules java.base/sun.net.spi.nameservice
  29  *          java.base/sun.security.util
  30  *          java.security.jgss/sun.security.jgss
  31  *          java.security.jgss/sun.security.krb5
  32  *          java.security.jgss/sun.security.krb5.internal
  33  *          java.security.jgss/sun.security.krb5.internal.ccache
  34  *          java.security.jgss/sun.security.krb5.internal.crypto
  35  *          java.security.jgss/sun.security.krb5.internal.ktab
  36  * @compile -XDignore.symbol.file RRC.java
  37  * @run main/othervm RRC
  38  */
  39 
  40 import java.util.Arrays;
  41 import sun.security.jgss.GSSUtil;
  42 
  43 // The basic krb5 test skeleton you can copy from
  44 public class RRC {
  45 
  46     public static void main(String[] args) throws Exception {
  47 
  48         new OneKDC(null).writeJAASConf();
  49 
  50         Context c, s;
  51         c = Context.fromJAAS("client");
  52         s = Context.fromJAAS("server");
  53 
  54         c.startAsClient(OneKDC.SERVER, GSSUtil.GSS_SPNEGO_MECH_OID);
  55         s.startAsServer(GSSUtil.GSS_SPNEGO_MECH_OID);
  56 
  57         Context.handshake(c, s);
  58 
  59         byte[] msg = "i say high --".getBytes();
  60         byte[] wrapped = c.wrap(msg, false);
  61 
  62         // Simulate RRC equals to EC
  63         int rrc = wrapped[5];
  64         byte[] rotated = new byte[wrapped.length];
  65         System.arraycopy(wrapped, 0, rotated, 0, 16);
  66         System.arraycopy(wrapped, wrapped.length-rrc, rotated, 16, rrc);
  67         System.arraycopy(wrapped, 16, rotated, 16+rrc, wrapped.length-16-rrc);
  68         rotated[7] = (byte)rrc;
  69 
  70         byte[] unwrapped = s.unwrap(rotated, false);
  71         if (!Arrays.equals(msg, unwrapped)) {
  72             throw new Exception("Failure");
  73         }
  74 
  75         s.dispose();
  76         c.dispose();
  77     }
  78 }