jdk/test/sun/security/pkcs11/Secmod/Crypto.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
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/**
 * @test
 * @bug 6329006
 * @summary verify that NSS no-db mode works correctly
 * @author Andreas Sterbenz
 * @library ..
 * @run main/othervm Crypto
 */

import java.util.*;

import java.security.*;

public class Crypto extends SecmodTest {

    public static void main(String[] args) throws Exception {
        if (initSecmod() == false) {
            return;
        }

        String configName = BASE + SEP + "nsscrypto.cfg";
        Provider p = getSunPKCS11(configName);

        KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA", p);
        KeyPair kp = kpg.generateKeyPair();

        System.out.println(kp.getPublic());
        System.out.println(kp.getPrivate());

        SecureRandom random = new SecureRandom();
        byte[] data = new byte[2048];
        random.nextBytes(data);

        Signature sig = Signature.getInstance("SHA1withRSA", p);
        sig.initSign(kp.getPrivate());

        sig.update(data);
        byte[] s = sig.sign();
        System.out.println("signature: " + toString(s));

        sig.initVerify(kp.getPublic());
        sig.update(data);
        boolean ok = sig.verify(s);
        if (ok == false) {
            throw new Exception("Signature verification failed");
        }

        System.out.println("OK");
    }

}