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    
050    import iaik.pkcs.pkcs11.Mechanism;
051    import iaik.pkcs.pkcs11.Module;
052    import iaik.pkcs.pkcs11.Session;
053    import iaik.pkcs.pkcs11.Token;
054    import iaik.pkcs.pkcs11.TokenInfo;
055    import iaik.pkcs.pkcs11.objects.DES3SecretKey;
056    import iaik.pkcs.pkcs11.objects.Key;
057    import iaik.pkcs.pkcs11.objects.SecretKey;
058    import iaik.pkcs.pkcs11.parameters.DesCbcEncryptDataParameters;
059    
060    /**
061     * This demo program shows how to derive a DES3 key.
062     *
063     * @invariants
064     */
065    public class DeriveKeyDemo {
066      
067      static BufferedReader input_;
068      static PrintWriter output_;
069    
070      static {
071        try {
072          //output_ = new PrintWriter(new FileWriter("SignAndVerify_output.txt"), true);
073          output_ = new PrintWriter(System.out, true);
074          input_ = new BufferedReader(new InputStreamReader(System.in));
075        } catch (Throwable thr) {
076          thr.printStackTrace();
077          output_ = new PrintWriter(System.out, true);
078          input_ = new BufferedReader(new InputStreamReader(System.in));
079       }
080      }
081    
082      public static void main(String[] args) {
083        if (args.length != 1) {
084          printUsage();
085          System.exit(1);
086        }
087        try {
088          Module pkcs11Module = Module.getInstance(args[0]);
089          pkcs11Module.initialize(null);
090      
091          Token token = Util.selectToken(pkcs11Module, output_, input_);
092          TokenInfo tokenInfo = token.getTokenInfo();
093      
094          output_.println("################################################################################");
095          output_.println("Using token:");
096          output_.println(tokenInfo);
097          output_.println("################################################################################");
098      
099          Session session = Util.openAuthorizedSession(token, Token.SessionReadWriteBehavior.RO_SESSION, output_, input_);
100          
101          Mechanism keyGenerationMechanism = (Mechanism) Mechanism.DES3_KEY_GEN.clone();
102          DES3SecretKey baseKeyTemplate = new DES3SecretKey();
103          
104          baseKeyTemplate.getDerive().setBooleanValue(Boolean.TRUE);
105          // we only have a read-only session, thus we only create a session object
106          baseKeyTemplate.getToken().setBooleanValue(Boolean.FALSE);
107          baseKeyTemplate.getSensitive().setBooleanValue(Boolean.FALSE);
108          baseKeyTemplate.getExtractable().setBooleanValue(Boolean.TRUE);
109          SecretKey baseKey = (SecretKey) session.generateKey(keyGenerationMechanism, baseKeyTemplate);
110    
111          System.out.println("Base key: ");
112          System.out.println(baseKey.toString());
113    
114          output_.println("################################################################################");
115          output_.println("derive key");
116    
117          //DES3 Key Template
118          DES3SecretKey derived3DESKeyTemplate = new DES3SecretKey();
119          SecretKey derivedKeyTemplate = derived3DESKeyTemplate;
120        
121          derivedKeyTemplate.getSensitive().setBooleanValue(Boolean.FALSE);
122          derivedKeyTemplate.getExtractable().setBooleanValue(Boolean.TRUE);
123        
124          byte[] iv = new byte[8];
125          byte[] data = new byte[24];
126          
127          DesCbcEncryptDataParameters param = new DesCbcEncryptDataParameters(iv, data);
128          Mechanism mechanism = (Mechanism) Mechanism.DES3_CBC_ENCRYPT_DATA;
129          mechanism.setParameters(param);
130          
131          System.out.println("Derivation Mechanism: ");
132          output_.println(mechanism.toString());
133          output_.println("--------------------------------------------------------------------------------");
134    
135    
136          Key derivedKey = session.deriveKey(mechanism, baseKey, derivedKeyTemplate);
137    
138          if (derivedKey == null){
139            output_.println("Found NO key that can be used for encryption.");
140            output_.flush();
141            System.exit(0);
142          }
143          System.out.println("Derived key: ");
144          output_.println(derivedKey.toString());
145    
146          output_.println("################################################################################");
147          output_.println("finished");
148    
149          session.closeSession();
150          pkcs11Module.finalize(null);
151    
152        } catch (Throwable thr) {
153          thr.printStackTrace();
154        }
155      }
156      
157      public static void printUsage() {
158        output_.println("Usage: TestDeriveParams <PKCS#11 module>");
159        output_.println(" e.g.: TestDeriveParams cryptoki.dll");
160        output_.println("The given DLL must be in the search path of the system.");
161      }
162    
163    }