1/* 2 * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/** 25 * @test 26 * @bug 4900891 27 * @summary Test the EncryptedPrivateKeyInfo.getKeySpec(...) 28 * methods with scenarios where the decrypted bytes are not 29 * encoded correctly per PKCS#8 standard. 30 * @author Valerie Peng 31 */ 32import java.util.*; 33import java.nio.*; 34import java.io.*; 35import java.security.*; 36import java.util.Arrays; 37import java.security.spec.*; 38import javax.crypto.*; 39import javax.crypto.spec.*; 40 41public class GetKeySpecInvalidEncoding { 42 private static final String cipherAlg = "PBEWithMD5AndDES"; 43 private static final char[] passwd = { 'p','a','s','s', 'w', 'd' }; 44 private static AlgorithmParameters GOOD_PARAMS; 45 46 static { 47 try { 48 PBEParameterSpec goodParamSpec = 49 new PBEParameterSpec(new byte[8], 6); 50 GOOD_PARAMS = AlgorithmParameters.getInstance 51 (cipherAlg, "SunJCE"); 52 GOOD_PARAMS.init(goodParamSpec); 53 } catch (Exception ex) { 54 // should never happen 55 GOOD_PARAMS = null; 56 } 57 } 58 59 private static String encryptedPKCS8 = "5C:BC:13:5D:40:2F:02:28:94:3C:A9:F7:98:A6:58:DC:F9:12:B7:CB:0F:40:DD:66:AB:58:6B:23:2F:8A:5A:81:9D:55:2A:EB:3F:AA:6A:CE:AE:23:8A:96:12:21:5A:09:BF:59:65:3F:B8:48:59:69:C6:D0:9C:48:B6:78:C3:C6:B4:24:F9:BE:10:00:D5:F3:52:88:53:CD:07:CA:88:93:15:3F:BA:19:4A:E9:5D:C7:44:46:49:F6:19:83:86:E0:25:51:9E:83:6D:AE:F2:14:9C:BF:02:7B:8C:64:B4:5F:F1:7B:28:2F:39:55:32:A4:F5:41:85:9E:77:F2:07:09:CD:97:90:5A:04:81:23:30"; 60 61 private static byte[] parse(String s) { 62 try { 63 int n = s.length(); 64 ByteArrayOutputStream out = new ByteArrayOutputStream(n / 3); 65 StringReader r = new StringReader(s); 66 while (true) { 67 int b1 = nextNibble(r); 68 if (b1 < 0) { 69 break; 70 } 71 int b2 = nextNibble(r); 72 if (b2 < 0) { 73 throw new RuntimeException("Invalid string " + s); 74 } 75 int b = (b1 << 4) | b2; 76 out.write(b); 77 } 78 return out.toByteArray(); 79 } catch (IOException e) { 80 throw new RuntimeException(e); 81 } 82 } 83 private static int nextNibble(StringReader r) throws IOException { 84 while (true) { 85 int ch = r.read(); 86 if (ch == -1) { 87 return -1; 88 } else if ((ch >= '0') && (ch <= '9')) { 89 return ch - '0'; 90 } else if ((ch >= 'a') && (ch <= 'f')) { 91 return ch - 'a' + 10; 92 } else if ((ch >= 'A') && (ch <= 'F')) { 93 return ch - 'A' + 10; 94 } 95 } 96 } 97 98 public static void main(String[] argv) throws Exception { 99 if (GOOD_PARAMS == null) { 100 throw new Exception("Static parameter generation failed"); 101 } 102 byte[] encryptedData = parse(encryptedPKCS8); 103 104 Provider p = Security.getProvider("SunJCE"); 105 106 // generate encrypted data and EncryptedPrivateKeyInfo object 107 EncryptedPrivateKeyInfo epki = 108 new EncryptedPrivateKeyInfo(GOOD_PARAMS, encryptedData); 109 110 PKCS8EncodedKeySpec pkcs8Spec; 111 // TEST#1 getKeySpec(Cipher) 112 System.out.println("Testing getKeySpec(Cipher)..."); 113 // Prepare Cipher for decryption 114 PBEKeySpec pbeKeySpec = new PBEKeySpec(passwd); 115 SecretKeyFactory skf = SecretKeyFactory.getInstance(cipherAlg, p); 116 SecretKey cipherKey = skf.generateSecret(pbeKeySpec); 117 Cipher cipher = Cipher.getInstance(cipherAlg, p); 118 cipher.init(Cipher.DECRYPT_MODE, cipherKey, GOOD_PARAMS); 119 try { 120 pkcs8Spec = epki.getKeySpec(cipher); 121 throw new Exception("getKeySpec(Cipher): should throw IKSE"); 122 } catch (InvalidKeySpecException ikse) { 123 // expected 124 } 125 // TEST#2 getKeySpec(Key) 126 System.out.println("Testing getKeySpec(Key)..."); 127 try { 128 pkcs8Spec = epki.getKeySpec(cipherKey); 129 throw new Exception("getKeySpec(Key): should throw IKE"); 130 } catch (InvalidKeyException ike) { 131 // expected 132 } 133 134 // TEST#3 getKeySpec(Key, String) 135 System.out.println("Testing getKeySpec(Key, String)..."); 136 try { 137 pkcs8Spec = epki.getKeySpec(cipherKey, p.getName()); 138 throw new Exception("getKeySpec(Key, String): should throw IKE"); 139 } catch (InvalidKeyException ike) { 140 // expected 141 } 142 143 // TEST#4 getKeySpec(Key, Provider) 144 System.out.println("Testing getKeySpec(Key, Provider)..."); 145 try { 146 pkcs8Spec = epki.getKeySpec(cipherKey, p); 147 throw new Exception("getKeySpec(Key, Provider): should throw IKE"); 148 } catch (InvalidKeyException ike) { 149 // expected 150 } 151 System.out.println("All Tests Passed"); 152 } 153} 154