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.FileOutputStream;
049 import java.io.InputStream;
050 import java.io.OutputStream;
051 import java.io.PrintWriter;
052 import java.math.BigInteger;
053
054 import iaik.pkcs.pkcs11.Mechanism;
055 import iaik.pkcs.pkcs11.Module;
056 import iaik.pkcs.pkcs11.Session;
057 import iaik.pkcs.pkcs11.Slot;
058 import iaik.pkcs.pkcs11.Token;
059 import iaik.pkcs.pkcs11.objects.Object;
060 import iaik.pkcs.pkcs11.objects.RSAPrivateKey;
061
062
063
064 /**
065 * This program signs a given file. Hereby the hash is calculated on the card.
066 * If you are not sure if your token supports this mechanism, start the
067 * GetInfo demo.
068 *
069 * @author <a href="mailto:Karl.Scheibelhofer@iaik.at"> Karl Scheibelhofer </a>
070 * @version 0.1
071 * @invariants
072 */
073 public class HashAndSign {
074
075 static PrintWriter output_;
076
077 static {
078 try {
079 //output_ = new PrintWriter(new FileWriter("HashAndSign_output.txt"), true);
080 output_ = new PrintWriter(System.out, true);
081 } catch (Throwable thr) {
082 thr.printStackTrace();
083 output_ = new PrintWriter(System.out, true);
084 }
085 }
086
087 public static void main(String[] args) {
088 if ((args.length != 3) && (args.length != 4)) {
089 printUsage();
090 System.exit(1);
091 }
092
093 try {
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 session.login(Session.UserType.USER, args[1].toCharArray());
111
112 output_.println("################################################################################");
113 output_.println("find private signature key");
114 RSAPrivateKey templateSignatureKey = new RSAPrivateKey();
115 templateSignatureKey.getSign().setBooleanValue(Boolean.TRUE);
116
117 session.findObjectsInit(templateSignatureKey);
118
119 Object[] foundSignatureKeyObjects = session.findObjects(1); // find first
120
121 RSAPrivateKey signatureKey = null;
122 if (foundSignatureKeyObjects.length > 0) {
123 signatureKey = (RSAPrivateKey) foundSignatureKeyObjects[0];
124 output_.println("________________________________________________________________________________");
125 output_.println(signatureKey);
126 output_.println("________________________________________________________________________________");
127 } else {
128 output_.println("No RSA private key found that can sign!");
129 System.exit(0);
130 }
131 session.findObjectsFinal();
132
133 output_.println("################################################################################");
134
135
136 output_.println("################################################################################");
137 output_.println("signing data from file: " + args[2]);
138
139 InputStream dataInputStream = new FileInputStream(args[2]);
140
141 // to buffer the data to be signed
142 ByteArrayOutputStream dataToBeSignedBuffer = new ByteArrayOutputStream(128);
143
144 //be sure that your token can process the specified mechanism
145 Mechanism signatureMechanism = Mechanism.SHA1_RSA_PKCS;
146 // initialize for signing
147 session.signInit(signatureMechanism, signatureKey);
148
149 byte[] dataBuffer = new byte[1024];
150 byte[] helpBuffer;
151 int bytesRead;
152
153 /* We use the sign(byte]) function, because some drivers do not support
154 * signing multiple data pieces. To buffer the data,
155 * feed all data from the input stream to the data buffer strem.
156 */
157 while ((bytesRead = dataInputStream.read(dataBuffer)) >= 0) {
158 dataToBeSignedBuffer.write(dataBuffer, 0, bytesRead);
159 }
160 byte[] dataToBeSigned = dataToBeSignedBuffer.toByteArray();
161
162 // This signing operation is implemented in most of the drivers
163 byte[] signatureValue = session.sign(dataToBeSigned);
164
165 output_.println("The siganture value is: " + new BigInteger(1, signatureValue).toString(16));
166
167 if (args.length == 4) {
168 output_.println("Writing signature to file: " + args[3]);
169
170 OutputStream signatureOutput = new FileOutputStream(args[3]);
171 signatureOutput.write(signatureValue);
172 signatureOutput.flush();
173 signatureOutput.close();
174 }
175
176 output_.println("################################################################################");
177
178 session.closeSession();
179 pkcs11Module.finalize(null);
180
181 } catch (Throwable thr) {
182 thr.printStackTrace();
183 } finally {
184 output_.close();
185 }
186 }
187
188 public static void printUsage() {
189 output_.println("Usage: HashAndSign <PKCS#11 module> <userPIN> <file to be signed> [<signature value file>]");
190 output_.println(" e.g.: HashAndSign pk2priv.dll password data.dat signature.bin");
191 output_.println("The given DLL must be in the search path of the system.");
192 }
193
194 }