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.ByteArrayOutputStream;
048    import java.io.FileInputStream;
049    import java.io.InputStream;
050    import java.io.InputStreamReader;
051    import java.io.PrintWriter;
052    
053    import iaik.pkcs.pkcs11.Module;
054    import iaik.pkcs.pkcs11.Session;
055    import iaik.pkcs.pkcs11.Token;
056    import iaik.pkcs.pkcs11.TokenInfo;
057    import iaik.pkcs.pkcs11.objects.Data;
058    
059    
060    
061    /**
062     * This demo program can be used to download data to the card.
063     *
064     * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a>
065     * @version 0.1
066     * @invariants
067     */
068    public class DownloadData {
069    
070      static BufferedReader input_;
071    
072      static PrintWriter output_;
073    
074      static {
075        try {
076          //output_ = new PrintWriter(new FileWriter("SignAndVerify_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 != 3) {
088          printUsage();
089          System.exit(1);
090        }
091    
092        try {
093    
094            Module pkcs11Module = Module.getInstance(args[0]);
095            pkcs11Module.initialize(null);
096    
097            Token token = Util.selectToken(pkcs11Module, output_, input_);
098            if (token == null) {
099              output_.println("We have no token to proceed. Finished.");
100              output_.flush();
101              System.exit(0);
102            }
103            TokenInfo tokenInfo = token.getTokenInfo();
104    
105            output_.println("################################################################################");
106            output_.println("Information of Token:");
107            output_.println(tokenInfo);
108            output_.println("################################################################################");
109    
110            output_.println("################################################################################");
111            output_.println("Reading data from: " + args[1]);
112            InputStream dataInputStream = new FileInputStream(args[1]);
113            ByteArrayOutputStream bufferStream = new ByteArrayOutputStream(256);
114    
115            // read the data from the file
116            byte[] buffer = new byte[4096];
117            int bytesRead;
118            while ((bytesRead = dataInputStream.read(buffer)) >= 0) {
119              bufferStream.write(buffer, 0, bytesRead);
120            }
121            dataInputStream.close();
122            
123            byte[] data = bufferStream.toByteArray();
124            output_.println("################################################################################");
125    
126            // open an read-write user session
127            Session session = Util.openAuthorizedSession(token, Token.SessionReadWriteBehavior.RW_SESSION, output_, input_);
128    
129            output_.println("################################################################################");
130            output_.println("creating data object on the card... ");
131            output_.flush();
132    
133            // create certificate object template
134            Data dataObjectTemplate = new Data();
135            
136            // we could also set the name that manages this data object
137            //dataObjectTemplate.getApplication().setCharArrayValue("Application Name");
138            
139            // set the data object's label
140            dataObjectTemplate.getLabel().setCharArrayValue(args[2].toCharArray());
141    
142            // set the object's data content
143            dataObjectTemplate.getValue().setByteArrayValue(data);
144            
145            // ensure that it is stored on the token and not just in this session
146            dataObjectTemplate.getToken().setBooleanValue(Boolean.TRUE);
147    
148            // print template
149            output_.println(dataObjectTemplate);
150            
151            // create object
152            session.createObject(dataObjectTemplate);
153    
154            output_.println("################################################################################");
155    
156            session.closeSession();
157            pkcs11Module.finalize(null);
158    
159        } catch (Throwable thr) {
160          thr.printStackTrace();
161        }
162      }
163    
164      public static void printUsage() {
165        output_.println("Usage: DownloadData <PKCS#11 module> <data file> <data object label>");
166        output_.println(" e.g.: DownloadData gclib.dll data.dat \"Student Data\"");
167        output_.println("The given DLL must be in the search path of the system.");
168      }
169    
170    }