1 /*
   2  * Copyright (c) 2005, 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 6355295
  27  * @summary Certificate validation using OCSP fails for a particular class of certificates
  28  * @modules java.base/sun.security.provider.certpath
  29  *          java.base/sun.security.x509
  30  */
  31 
  32 import java.io.*;
  33 import java.security.MessageDigest;
  34 import java.util.Arrays;
  35 import sun.security.provider.certpath.CertId;
  36 import sun.security.x509.X509CertImpl;
  37 
  38 /*
  39  * Checks that the hash value for a certificate's issuer name is generated
  40  * correctly. Requires any certificate that is not self-signed.
  41  *
  42  * NOTE: this test uses Sun private classes which are subject to change.
  43  */
  44 public class CheckCertId {
  45 
  46     private static final String CERT_FILENAME = "interCA.der";
  47 
  48     public static void main(String[] args) throws Exception {
  49 
  50         X509CertImpl cert = loadCert(CERT_FILENAME);
  51 
  52         /* Compute the hash in the same way as CertId constructor */
  53         MessageDigest hash = MessageDigest.getInstance("SHA1");
  54         hash.update(cert.getSubjectX500Principal().getEncoded());
  55         byte[] expectedHash = hash.digest();
  56 
  57         CertId certId = new CertId(cert, null);
  58         byte[] receivedHash = certId.getIssuerNameHash();
  59 
  60         if (! Arrays.equals(expectedHash, receivedHash)) {
  61             throw new
  62                 Exception("Bad hash value for issuer name in CertId object");
  63         }
  64     }
  65 
  66     /*
  67      * Load an X.509 certificate from a file.
  68      * Return it as a Sun private class.
  69      */
  70     private static X509CertImpl loadCert(String filename) throws Exception {
  71 
  72         BufferedInputStream bis =
  73             new BufferedInputStream(
  74                 new FileInputStream(
  75                     new File(System.getProperty("test.src", "."), filename)));
  76 
  77         return new X509CertImpl(bis);
  78     }
  79 }