UnsupportedDHKeys.java revision 14174:0bb2dfd0852c 
1/*
2 * Copyright (c) 2016, 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 8072452
27 * @summary Support DHE sizes up to 8192-bits and DSA sizes up to 3072-bits
28 * @library ..
29 * @run main/othervm UnsupportedDHKeys
30 * @run main/othervm UnsupportedDHKeys sm
31 */
32
33import java.math.BigInteger;
34
35import java.security.*;
36import javax.crypto.*;
37import javax.crypto.interfaces.*;
38import javax.crypto.spec.*;
39
40public class UnsupportedDHKeys extends PKCS11Test {
41
42    /*
43     * Sizes and values for various lengths.
44     */
45    private enum UnsupportedKeySize {
46        // not multiple of 64
47        dhp513(513),    dhp769(769),    dhp895(895),
48        dhp1023(1023),  dhp1535(1535),  dhp2047(2047),
49
50        // unsupported
51        dhp2176(2176),  dhp3008(3008),  dhp4032(4032),
52        dhp5120(5120),  dhp6400(6400),  dhp7680(7680),
53        dhp8191(8191),  dhp8128(8128),  dhp8260(8260);
54
55        final int primeSize;
56
57        UnsupportedKeySize(int primeSize) {
58            this.primeSize = primeSize;
59        }
60    }
61
62    @Override
63    public void main(Provider provider) throws Exception {
64        if (provider.getService("KeyPairGenerator", "DiffieHellman") == null) {
65            System.out.println("No supported of DH KeyPairGenerator, skipping");
66            return;
67        }
68
69        for (UnsupportedKeySize keySize : UnsupportedKeySize.values()) {
70            try {
71                System.out.println("Checking " + keySize.primeSize + " ...");
72                KeyPairGenerator kpg =
73                        KeyPairGenerator.getInstance("DiffieHellman", provider);
74                kpg.initialize(keySize.primeSize);
75
76                throw new Exception("Should not support " + keySize.primeSize);
77            } catch (InvalidParameterException ipe) {
78                System.out.println("\tOk, unsupported");
79            }
80        }
81    }
82
83    public static void main(String[] args) throws Exception {
84        main(new UnsupportedDHKeys(), args);
85    }
86}
87