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 }