    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.ByteArrayOutputStream;
    047    import java.io.FileInputStream;
    048    import java.io.InputStream;
    049    import java.io.PrintWriter;
    050    import java.math.BigInteger;
    051    import java.util.Arrays;
    052
    053    import iaik.pkcs.pkcs11.Mechanism;
    054    import iaik.pkcs.pkcs11.Module;
    055    import iaik.pkcs.pkcs11.Session;
    056    import iaik.pkcs.pkcs11.Slot;
    057    import iaik.pkcs.pkcs11.Token;
    058    import iaik.pkcs.pkcs11.TokenException;
    059    import iaik.pkcs.pkcs11.objects.DES3SecretKey;
    060    // import iaik.security.provider.IAIK;
    061
    062
    063
    064    /**
    065     * This demo program uses a PKCS#11 module to MAC a given file and test
    066     * if the MAC can be verified.
    067     *
    068     * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a>
    069     * @version 0.1
    070     * @invariants
    071     */
    072    public class MAC {
    073
    074      static PrintWriter output_;
    075
    076      static {
    077        try {
    078          //output_ = new PrintWriter(new FileWriter("Encrypt_output.txt"), true);
    079          output_ = new PrintWriter(System.out, true);
    080        } catch (Throwable thr) {
    081          thr.printStackTrace();
    082          output_ = new PrintWriter(System.out, true);
    083        }
    084      }
    085
    086      public static void main(String[] args) {
    087        if (args.length != 3) {
    088          printUsage();
    089          System.exit(1);
    090        }
    091
    092        try {
    093            // Security.addProvider(new IAIK());
    094
    095            Module pkcs11Module = Module.getInstance(args[0]);
    096            pkcs11Module.initialize(null);
    097
    098            Slot[] slots = pkcs11Module.getSlotList(Module.SlotRequirement.TOKEN_PRESENT);
    099
    100            if (slots.length == 0) {
    101              output_.println("No slot with present token found!");
    102              System.exit(0);
    103            }
    104
    105            Slot selectedSlot = slots[0];
    106            Token token = selectedSlot.getToken();
    107
    108            Session session =
    109                token.openSession(Token.SessionType.SERIAL_SESSION, Token.SessionReadWriteBehavior.RO_SESSION, null, null);
    110
    111            // login user
    112            //session.login(Session.UserType.USER, args[1].toCharArray());
    113
    114            output_.println("################################################################################");
    115            output_.println("generate secret MAC key");
    116
    117            Mechanism keyMechanism = Mechanism.DES3_KEY_GEN;
    118            DES3SecretKey secretMACKeyTemplate = new DES3SecretKey();
    119            secretMACKeyTemplate.getSign().setBooleanValue(Boolean.TRUE);
    120            secretMACKeyTemplate.getVerify().setBooleanValue(Boolean.TRUE);
    121
    122            DES3SecretKey secretMACKey = (DES3SecretKey) session.generateKey(keyMechanism, secretMACKeyTemplate);
    123
    124    /*
    125            GenericSecretKey secretMACKeyTemplate = new GenericSecretKey();
    126            secretMACKeyTemplate.getSign().setBooleanValue(Boolean.TRUE);
    127            secretMACKeyTemplate.getVerify().setBooleanValue(Boolean.TRUE);
    128            secretMACKeyTemplate.getToken().setBooleanValue(Boolean.FALSE);
    129
    130            // generate some bytes random data that we can use as test key
    131            byte[] randomData = session.generateRandom(16);
    132
    133            secretMACKeyTemplate.getValue().setByteArrayValue(randomData);
    134            secretMACKeyTemplate.getValueLen().setLongValue(new Long(randomData.length));
    135
    136            GenericSecretKey secretMACKey = (GenericSecretKey) session.createObject(secretMACKeyTemplate);
    137    */
    138
    139            output_.println("################################################################################");
    140
    141            output_.println("################################################################################");
    142            output_.println("MACing data from file: " + args[2]);
    143
    144            InputStream dataInputStream = new FileInputStream(args[2]);
    145
    146            //be sure that your token can process the specified mechanism
    147            Mechanism signatureMechanism = Mechanism.SHA_1_HMAC;
    148            // initialize for signing
    149            session.signInit(signatureMechanism, secretMACKey);
    150
    151            byte[] dataBuffer = new byte[1024];
    152            int bytesRead;
    153            ByteArrayOutputStream streamBuffer = new ByteArrayOutputStream();
    154
    155            // feed in all data from the input stream
    156            while ((bytesRead = dataInputStream.read(dataBuffer)) >= 0) {
    157              streamBuffer.write(dataBuffer, 0, bytesRead);
    158            }
    159            Arrays.fill(dataBuffer, (byte) 0); // ensure that no data is left in the memory
    160            streamBuffer.flush();
    161            streamBuffer.close();
    162            dataInputStream.close();
    163            byte[] rawData = streamBuffer.toByteArray();
    164
    165            byte[] macValue = session.sign(rawData);
    166
    167            output_.println("The MAC value is: " + new BigInteger(1, macValue).toString(16));
    168
    169            output_.println("################################################################################");
    170
    171            output_.println("################################################################################");
    172            output_.print("verification of the MAC... ");
    173
    174            dataInputStream = new FileInputStream(args[2]);
    175
    176            // initialize for verification
    177            session.verifyInit(signatureMechanism, secretMACKey);
    178
    179            streamBuffer = new ByteArrayOutputStream();
    180
    181            // feed in all data from the input stream
    182            while ((bytesRead = dataInputStream.read(dataBuffer)) >= 0) {
    183              streamBuffer.write(dataBuffer, 0, bytesRead);
    184            }
    185            Arrays.fill(dataBuffer, (byte) 0); // ensure that no data is left in the memory
    186            streamBuffer.flush();
    187            streamBuffer.close();
    188            dataInputStream.close();
    189            rawData = streamBuffer.toByteArray();
    190
    191            try {
    192              session.verify(rawData, macValue); // throws an exception upon unsuccessful verification
    193              output_.println("successful");
    194            } catch (TokenException ex) {
    195              output_.println("FAILED: " + ex.getMessage());
    196            }
    197
    198            output_.println("################################################################################");
    199
    200            session.closeSession();
    201            pkcs11Module.finalize(null);
    202
    203        } catch (Throwable thr) {
    204          thr.printStackTrace();
    205        }
    206      }
    207
    208      public static void printUsage() {
    209        output_.println("Usage: MAC <PKCS#11 module> <user-PIN> <file to be MACed>");
    210        output_.println(" e.g.: MAC pk2priv.dll password data.dat");
    211        output_.println("The given DLL must be in the search path of the system.");
    212      }
    213
    214    }