1 /*

     2  * Copyright (c) 2012, 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 7143872

    27  * @summary Improve certificate extension processing

    28  */

    29 import java.io.ByteArrayInputStream;

    30 import java.math.BigInteger;

    31 import java.security.KeyPairGenerator;

    32 import java.security.cert.CertificateFactory;

    33 import java.security.cert.X509CRLEntry;

    34 import java.util.Date;

    35 import sun.security.util.DerInputStream;

    36 import sun.security.util.DerValue;

    37 import sun.security.x509.*;

    38 

    39 public class OrderAndDup {

    40     public static void main(String[] args) throws Exception {

    41 

    42         // Generate 20 serial numbers with dup and a special order

    43         int count = 20;

    44         BigInteger[] serials = new BigInteger[count];

    45         for (int i=0; i<count; i++) {

    46             serials[i] = BigInteger.valueOf(i*7%10);

    47         }

    48 

    49         // Generates a CRL

    50         X509CRLEntry[] badCerts = new X509CRLEntry[count];

    51         for (int i=0; i<count; i++) {

    52             badCerts[i] = new X509CRLEntryImpl(serials[i],

    53                     new Date(System.currentTimeMillis()+i*1000));

    54         }

    55         X500Name owner = new X500Name("CN=CA");

    56         X509CRLImpl crl = new X509CRLImpl(owner, new Date(), new Date(), badCerts);

    57         KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");

    58         crl.sign(kpg.genKeyPair().getPrivate(), "SHA1withRSA");

    59         byte[] data = crl.getEncodedInternal();

    60 

    61         // Check the encoding

    62         checkData(crl, data, serials);

    63 

    64         // Load a CRL from raw data

    65         CertificateFactory cf = CertificateFactory.getInstance("X.509");

    66         X509CRLImpl crl2 = (X509CRLImpl)cf.generateCRL(new ByteArrayInputStream(data));

    67 

    68         // Check the encoding again

    69         data = crl2.getEncodedInternal();

    70         checkData(crl2, data, serials);

    71     }

    72 

    73     // Check the raw data's ASN.1 structure to see if the revoked certs

    74     // have the same number and correct order as inserted

    75     static void checkData(X509CRLImpl c, byte[] data, BigInteger[] expected)

    76             throws Exception {

    77         if (c.getRevokedCertificates().size() != expected.length) {

    78             throw new Exception("Wrong count in CRL object, now " +

    79                     c.getRevokedCertificates().size());

    80         }

    81         DerValue d1 = new DerValue(data);

    82         // revokedCertificates at 5th place of TBSCertList

    83         DerValue[] d2 = new DerInputStream(

    84                 d1.data.getSequence(0)[4].toByteArray())

    85                 .getSequence(0);

    86         if (d2.length != expected.length) {

    87             throw new Exception("Wrong count in raw data, now " + d2.length);

    88         }

    89         for (int i=0; i<d2.length; i++) {

    90             // Serial is first in revokedCertificates entry

    91             BigInteger bi = d2[i].data.getBigInteger();

    92             if (!bi.equals(expected[i])) {

    93                 throw new Exception("Entry at #" + i + " is " + bi

    94                         + ", should be " + expected[i]);

    95             }

    96         }

    97     }

    98 }

    99