/*

 * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * 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).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

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

 * have any questions.

 */

/**

 * @test

 * @bug 6572331

 * @summary basic test for RSA cipher key wrapping functionality

 * @author Valerie Peng

 * @library ..

 */

import java.io.*;

import java.util.*;

import java.security.*;

import javax.crypto.*;

import javax.crypto.spec.SecretKeySpec;

public class TestRSACipherWrap extends PKCS11Test {

    private static final String RSA_ALGO = "RSA/ECB/PKCS1Padding";

    public void main(Provider p) throws Exception {

        try {

            Cipher.getInstance(RSA_ALGO, p);

        } catch (GeneralSecurityException e) {

            System.out.println("Not supported by provider, skipping");

            return;

        }

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

        kpg.initialize(1024);

        KeyPair kp = kpg.generateKeyPair();

        PublicKey publicKey = kp.getPublic();

        PrivateKey privateKey = kp.getPrivate();

        Cipher cipherPKCS11 = Cipher.getInstance(RSA_ALGO, p);

        Cipher cipherJce = Cipher.getInstance(RSA_ALGO, "SunJCE");

        String algos[] = {"AES", "RC2", "Blowfish"};

        int keySizes[] = {128, 256};

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

            String algorithm = algos[j];

            KeyGenerator keygen =

                    KeyGenerator.getInstance(algorithm);

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

                SecretKey secretKey = null;

                System.out.print("Generate " + keySizes[i] + "-bit " +

                        algorithm + " key using ");

                try {

                    keygen.init(keySizes[i]);

                    secretKey = keygen.generateKey();

                    System.out.println(keygen.getProvider().getName());

                } catch (InvalidParameterException ipe) {

                    secretKey = new SecretKeySpec(new byte[32], algorithm);

                    System.out.println("SecretKeySpec class");

                }

                test(kp, secretKey, cipherPKCS11, cipherJce);

                test(kp, secretKey, cipherPKCS11, cipherPKCS11);

                test(kp, secretKey, cipherJce, cipherPKCS11);

            }

        }

    }

    private static void test(KeyPair kp, SecretKey secretKey,

            Cipher wrapCipher, Cipher unwrapCipher)

            throws Exception {

        String algo = secretKey.getAlgorithm();

        wrapCipher.init(Cipher.WRAP_MODE, kp.getPublic());

        byte[] wrappedKey = wrapCipher.wrap(secretKey);

        unwrapCipher.init(Cipher.UNWRAP_MODE, kp.getPrivate());

        Key unwrappedKey =

                unwrapCipher.unwrap(wrappedKey, algo, Cipher.SECRET_KEY);

        System.out.println("Test " + wrapCipher.getProvider().getName() +

                "/" + unwrapCipher.getProvider().getName() + ": ");

        if (!Arrays.equals(secretKey.getEncoded(),

                unwrappedKey.getEncoded())) {

            throw new Exception("Test Failed!");

        }

        System.out.println("Passed");

    }

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

        main(new TestRSACipherWrap());

    }

}