/*

 * Copyright 2005-2007 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.

 */

/**

 * @see IsSunMSCAPIAvailable.sh

 */

import java.security.Provider;

import java.security.*;

import javax.crypto.Cipher;

public class IsSunMSCAPIAvailable {

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

        // Check if the provider is available

        try {

            Class.forName("sun.security.mscapi.SunMSCAPI");

        } catch (Exception e) {

            System.out.println(

                "The SunMSCAPI provider is not available on this platform");

            return;

        }

        // Dynamically register the SunMSCAPI provider

        Security.addProvider(new sun.security.mscapi.SunMSCAPI());

        Provider p = Security.getProvider("SunMSCAPI");

        System.out.println("SunMSCAPI provider classname is " +

            p.getClass().getName());

        System.out.println("SunMSCAPI provider name is " + p.getName());

        System.out.println("SunMSCAPI provider version # is " + p.getVersion());

        System.out.println("SunMSCAPI provider info is " + p.getInfo());

        /*

         * Secure Random

         */

        SecureRandom random = SecureRandom.getInstance("Windows-PRNG", p);

        System.out.println("    Windows-PRNG is implemented by: " +

            random.getClass().getName());

        /*

         * Key Store

         */

        KeyStore keystore = KeyStore.getInstance("Windows-MY", p);

        System.out.println("    Windows-MY is implemented by: " +

            keystore.getClass().getName());

        keystore = KeyStore.getInstance("Windows-ROOT", p);

        System.out.println("    Windows-ROOT is implemented by: " +

            keystore.getClass().getName());

        /*

         * Signature

         */

        Signature signature = Signature.getInstance("SHA1withRSA", p);

        System.out.println("    SHA1withRSA is implemented by: " +

            signature.getClass().getName());

        signature = Signature.getInstance("MD5withRSA", p);

        System.out.println("    MD5withRSA is implemented by: " +

            signature.getClass().getName());

        signature = Signature.getInstance("MD2withRSA", p);

        System.out.println("    MD2withRSA is implemented by: " +

            signature.getClass().getName());

        /*

         * Key Pair Generator

         */

        KeyPairGenerator keypairGenerator =

            KeyPairGenerator.getInstance("RSA", p);

        System.out.println("    RSA is implemented by: " +

            keypairGenerator.getClass().getName());

        /*

         * Cipher

         */

        Cipher cipher = null;

        try {

            cipher = Cipher.getInstance("RSA", p);

            System.out.println("    RSA is implemented by: " +

                cipher.getClass().getName());

            cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding", p);

            System.out.println("    RSA/ECB/PKCS1Padding is implemented by: " +

                cipher.getClass().getName());

        } catch (GeneralSecurityException e) {

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

        }

    }

}