    001    /* Copyright  (c) 2002 Graz University of Technology. All rights reserved.
    002     *
    003     * Redistribution and use in  source and binary forms, with or without
    004     * modification, are permitted  provided that the following conditions are met:
    005     *
    006     * 1. Redistributions of  source code must retain the above copyright notice,
    007     *    this list of conditions and the following disclaimer.
    008     *
    009     * 2. Redistributions in  binary form must reproduce the above copyright notice,
    010     *    this list of conditions and the following disclaimer in the documentation
    011     *    and/or other materials provided with the distribution.
    012     *
    013     * 3. The end-user documentation included with the redistribution, if any, must
    014     *    include the following acknowledgment:
    015     *
    016     *    "This product includes software developed by IAIK of Graz University of
    017     *     Technology."
    018     *
    019     *    Alternately, this acknowledgment may appear in the software itself, if
    020     *    and wherever such third-party acknowledgments normally appear.
    021     *
    022     * 4. The names "Graz University of Technology" and "IAIK of Graz University of
    023     *    Technology" must not be used to endorse or promote products derived from
    024     *    this software without prior written permission.
    025     *
    026     * 5. Products derived from this software may not be called
    027     *    "IAIK PKCS Wrapper", nor may "IAIK" appear in their name, without prior
    028     *    written permission of Graz University of Technology.
    029     *
    030     *  THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
    031     *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
    032     *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    033     *  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR BE
    034     *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
    035     *  OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    036     *  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
    037     *  OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
    038     *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    039     *  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    040     *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    041     *  POSSIBILITY  OF SUCH DAMAGE.
    042     */
    043
    044    package demo.pkcs.pkcs11;
    045
    046    import java.io.BufferedReader;
    047    import java.io.InputStreamReader;
    048    import java.io.PrintWriter;
    049    import java.util.Arrays;
    050    import java.util.List;
    051
    052    import iaik.pkcs.pkcs11.Mechanism;
    053    import iaik.pkcs.pkcs11.Module;
    054    import iaik.pkcs.pkcs11.Session;
    055    import iaik.pkcs.pkcs11.Slot;
    056    import iaik.pkcs.pkcs11.Token;
    057    import iaik.pkcs.pkcs11.TokenInfo;
    058    import iaik.pkcs.pkcs11.objects.GenericSecretKey;
    059
    060
    061    /**
    062     * This demo program shows how to generate secret keys.
    063     *
    064     * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a>
    065     * @version 0.1
    066     * @invariants
    067     */
    068    public class GenerateKey {
    069
    070      static PrintWriter output_;
    071
    072      static BufferedReader input_;
    073
    074      static {
    075        try {
    076          //output_ = new PrintWriter(new FileWriter("GetInfo_output.txt"), true);
    077          output_ = new PrintWriter(System.out, true);
    078          input_ = new BufferedReader(new InputStreamReader(System.in));
    079        } catch (Throwable thr) {
    080          thr.printStackTrace();
    081          output_ = new PrintWriter(System.out, true);
    082          input_ = new BufferedReader(new InputStreamReader(System.in));
    083        }
    084      }
    085
    086      public static void main(String[] args) {
    087        if ((args.length != 1) && (args.length != 2)) {
    088          printUsage();
    089          System.exit(1);
    090        }
    091
    092        try {
    093
    094          //Security.addProvider(new IAIK());
    095
    096          Module pkcs11Module = Module.getInstance(args[0]);
    097          pkcs11Module.initialize(null);
    098
    099          Slot[] slots = pkcs11Module.getSlotList(Module.SlotRequirement.TOKEN_PRESENT);
    100
    101          if (slots.length == 0) {
    102            output_.println("No slot with present token found!");
    103            System.exit(0);
    104          }
    105
    106          Slot selectedSlot = slots[0];
    107          Token token = selectedSlot.getToken();
    108          TokenInfo tokenInfo = token.getTokenInfo();
    109
    110          output_.println("################################################################################");
    111          output_.println("Information of Token:");
    112          output_.println(tokenInfo);
    113          output_.println("################################################################################");
    114
    115          List supportedMechanisms = Arrays.asList(token.getMechanismList());
    116
    117          Session session =
    118              token.openSession(Token.SessionType.SERIAL_SESSION, Token.SessionReadWriteBehavior.RW_SESSION, null, null);
    119
    120          // if we have to user PIN login user
    121          if (args.length == 2) {
    122            session.login(Session.UserType.USER, args[1].toCharArray());
    123          }
    124
    125          if (supportedMechanisms.contains(Mechanism.GENERIC_SECRET_KEY_GEN)) {
    126            output_.println("################################################################################");
    127            output_.println("Generating generic secret key");
    128
    129            Mechanism keyGenerationMechanism = (Mechanism) Mechanism.GENERIC_SECRET_KEY_GEN.clone();
    130
    131            GenericSecretKey secretKeyTemplate = new GenericSecretKey();
    132            secretKeyTemplate.getValueLen().setLongValue(new Long(16));
    133
    134            GenericSecretKey secretKey =
    135                (GenericSecretKey) session.generateKey(keyGenerationMechanism, secretKeyTemplate);
    136
    137            output_.println("the secret key is");
    138            output_.println(secretKey.toString());
    139
    140            output_.println("################################################################################");
    141          }
    142          session.closeSession();
    143          pkcs11Module.finalize(null);
    144
    145        } catch (Throwable thr) {
    146          thr.printStackTrace();
    147        }
    148      }
    149
    150      public static void printUsage() {
    151        output_.println("Usage: GenerateKey <PKCS#11 module> [<user-PIN>]");
    152        output_.println(" e.g.: GenerateKey cryptoki.dll");
    153        output_.println("The given DLL must be in the search path of the system.");
    154      }
    155
    156    }