1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
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   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).
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  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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  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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  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 }
--- EOF ---