1 /*
2 * Copyright (c) 2006, 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
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22 */
23
24 /*
25 * @test
26 * @bug 6405536
27 * @summary Verify that we can use ECGenParameterSpec
28 * @author Andreas Sterbenz
29 * @library ..
30 * @modules jdk.crypto.token
31 * @run main/othervm TestECGenSpec
32 * @run main/othervm TestECGenSpec sm
33 */
34
35 import java.security.AlgorithmParameters;
36 import java.security.KeyPair;
37 import java.security.KeyPairGenerator;
38 import java.security.Provider;
39 import java.security.interfaces.ECPublicKey;
40 import java.security.spec.ECGenParameterSpec;
41 import java.security.spec.ECParameterSpec;
42
43 public class TestECGenSpec extends PKCS11Test {
44
45 public static void main(String[] args) throws Exception {
46 main(new TestECGenSpec(), args);
47 }
48
49 @Override
50 public void main(Provider p) throws Exception {
51 if (p.getService("Signature", "SHA1withECDSA") == null) {
52 System.out.println("Provider does not support ECDSA, skipping...");
53 return;
54 }
55
56 if (isBadNSSVersion(p)) {
57 return;
58 }
59
60 String[] names = { "secp256r1", "NIST P-192", "sect163k1", "1.3.132.0.26",
61 "X9.62 c2tnb239v1"};
62 int curves = 1;
63 if (getNSSECC() == ECCState.Extended) {
64 curves = names.length;
65 }
66 int[] lengths = {256, 192, 163, 233, 239};
67 for (int i = 0; i < curves; i++) {
68 String name = names[i];
69 int len = lengths[i];
70 System.out.println("Testing " + name + "...");
71 ECGenParameterSpec spec = new ECGenParameterSpec(name);
72
73 AlgorithmParameters algParams = AlgorithmParameters.getInstance("EC", p);
74 algParams.init(spec);
75 ECParameterSpec ecSpec = algParams.getParameterSpec(ECParameterSpec.class);
76 System.out.println(ecSpec);
77 // no public API to get the curve name, so rely on toString();
78 if (ecSpec.toString().contains(name) == false) {
79 throw new Exception("wrong curve");
80 }
81
82 algParams = AlgorithmParameters.getInstance("EC", p);
83 algParams.init(ecSpec);
84 ECGenParameterSpec genSpec = algParams.getParameterSpec(ECGenParameterSpec.class);
85 System.out.println(genSpec.getName());
86
87 KeyPairGenerator kpg = KeyPairGenerator.getInstance("EC", p);
88 kpg.initialize(spec);
89 KeyPair kp = kpg.generateKeyPair();
90 System.out.println(kp.getPrivate());
91 ECPublicKey publicKey = (ECPublicKey)kp.getPublic();
92 if (publicKey.getParams().getCurve().getField().getFieldSize() != len) {
93 throw new Exception("wrong curve");
94 }
95 System.out.println();
96 }
97 }
98
99 }