1 /*

     2  * Copyright 2010 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /**

    25  * @test %W% %E%

    26  * @bug 6695485

    27  * @summary Make sure initSign/initVerify() check RSA key lengths

    28  * @author Yu-Ching Valerie Peng

    29  * @library ..

    30  */

    31 

    32 import java.security.*;

    33 

    34 public class TestRSAKeyLength extends PKCS11Test {

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

    36         main(new TestRSAKeyLength());

    37     }

    38     public void main(Provider p) throws Exception {

    39         boolean isValidKeyLength[] = { true, true, false, false };

    40         String algos[] = { "SHA1withRSA", "SHA256withRSA",

    41                            "SHA384withRSA", "SHA512withRSA" };

    42         KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA", p);

    43         kpg.initialize(512);

    44         KeyPair kp = kpg.generateKeyPair();

    45         PrivateKey privKey = kp.getPrivate();

    46         PublicKey pubKey = kp.getPublic();

    47 

    48         for (int i = 0; i < algos.length; i++) {

    49             Signature sig = Signature.getInstance(algos[i], p);

    50             System.out.println("Testing RSA signature " + algos[i]);

    51             try {

    52                 sig.initSign(privKey);

    53                 if (!isValidKeyLength[i]) {

    54                     throw new Exception("initSign: Expected IKE not thrown!");

    55                 }

    56             } catch (InvalidKeyException ike) {

    57                 if (isValidKeyLength[i]) {

    58                     throw new Exception("initSign: Unexpected " + ike);

    59                 }

    60             }

    61             try {

    62                 sig.initVerify(pubKey);

    63                 if (!isValidKeyLength[i]) {

    64                     throw new RuntimeException("initVerify: Expected IKE not thrown!");

    65                 }

    66                 new SignedObject("Test string for getSignature test.", privKey, sig);

    67             } catch (InvalidKeyException ike) {

    68                 if (isValidKeyLength[i]) {

    69                     throw new Exception("initSign: Unexpected " + ike);

    70                 }

    71             }

    72         }

    73     }

    74 }