J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1999-2001 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 4178326 |
| 27 | * @summary Make sure reading/writing of different DER encoded string |
| 28 | * types works correctly. |
| 29 | */ |
| 30 | |
| 31 | import java.io.*; |
| 32 | import sun.security.util.*; |
| 33 | |
| 34 | public class StringTypes { |
| 35 | |
| 36 | private static String s = null; |
| 37 | private static String fileName = "StringTypes.bin"; |
| 38 | |
| 39 | public static void main(String[] args) throws Exception { |
| 40 | |
| 41 | s = new String("This is just a test!"); |
| 42 | |
| 43 | byte[] asciiBytes = s.getBytes("ASCII"); |
| 44 | byte[] utf8Bytes = s.getBytes("UTF8"); |
| 45 | byte[] iso8859_1Bytes = s.getBytes("ISO-8859-1"); |
| 46 | |
| 47 | byte[] unicodeBytes = s.getBytes("UnicodeBigUnmarked"); |
| 48 | byte[] unicodeBytes2 = getBytes(s); |
| 49 | |
| 50 | // test that unicode encoder is the correct one |
| 51 | if (!equalBytes(unicodeBytes, unicodeBytes2)) |
| 52 | throw new Exception ("Problem with unicode encoder being used."); |
| 53 | |
| 54 | FileOutputStream fout = new FileOutputStream(fileName); |
| 55 | DerOutputStream derOut = new DerOutputStream(); |
| 56 | |
| 57 | System.out.println("Writing Java string out as various DER" + |
| 58 | " encoded Strings now..."); |
| 59 | derOut.putUTF8String(s); |
| 60 | derOut.putPrintableString(s); |
| 61 | derOut.putIA5String(s); |
| 62 | derOut.putT61String(s); |
| 63 | derOut.putBMPString(s); |
| 64 | |
| 65 | derOut.derEncode(fout); |
| 66 | fout.close(); |
| 67 | |
| 68 | FileInputStream fis = new FileInputStream(fileName); |
| 69 | byte[] data = new byte[fis.available()]; |
| 70 | fis.read(data); |
| 71 | DerInputStream derIn = new DerInputStream(data); |
| 72 | fis.close(); |
| 73 | |
| 74 | System.out.println("\nReading Strings back as DerValue's...\n"); |
| 75 | |
| 76 | DerValue der; |
| 77 | |
| 78 | der = derIn.getDerValue(); |
| 79 | verifyDER("UTF8", der, DerValue.tag_UTF8String, utf8Bytes); |
| 80 | |
| 81 | der = derIn.getDerValue(); |
| 82 | verifyDER("Printable", der, DerValue.tag_PrintableString, asciiBytes); |
| 83 | |
| 84 | der = derIn.getDerValue(); |
| 85 | verifyDER("IA5", der, DerValue.tag_IA5String, asciiBytes); |
| 86 | |
| 87 | der = derIn.getDerValue(); |
| 88 | verifyDER("T61", der, DerValue.tag_T61String, iso8859_1Bytes); |
| 89 | |
| 90 | der = derIn.getDerValue(); |
| 91 | verifyDER("BMP", der, DerValue.tag_BMPString, unicodeBytes); |
| 92 | |
| 93 | if (derIn.available() > 0) |
| 94 | throw new Exception("DerInputStream has extra data!"); |
| 95 | |
| 96 | |
| 97 | derIn.reset(); |
| 98 | |
| 99 | System.out.println("Reading Strings back as Strings...\n"); |
| 100 | |
| 101 | verifyString("UTF8", derIn.getUTF8String()); |
| 102 | verifyString("Printable", derIn.getPrintableString()); |
| 103 | verifyString("IA5", derIn.getIA5String()); |
| 104 | verifyString("T61", derIn.getT61String()); |
| 105 | verifyString("BMP", derIn.getBMPString()); |
| 106 | |
| 107 | } |
| 108 | |
| 109 | /** |
| 110 | * Return the unicode bytes in the string as a byte[] |
| 111 | */ |
| 112 | private static byte[] getBytes(String s) { |
| 113 | |
| 114 | int len = s.length(); |
| 115 | byte[] retVal = new byte[len*2]; // each unicode char is two bytes |
| 116 | |
| 117 | for (int i = 0, j = 0; i < len; i++, j+=2) { |
| 118 | retVal[j] = (byte) (s.charAt(i)>>8); |
| 119 | retVal[j+1] = (byte) (s.charAt(i)); |
| 120 | } |
| 121 | |
| 122 | return retVal; |
| 123 | } |
| 124 | |
| 125 | /* Compare two byte arrays */ |
| 126 | private static boolean equalBytes(byte[] a, byte[] b) { |
| 127 | |
| 128 | int len1 = a.length; |
| 129 | int len2 = b.length; |
| 130 | |
| 131 | if (len1 != len2) |
| 132 | return false; |
| 133 | |
| 134 | for (int i = 0; i < len1 && i < len2; i++) |
| 135 | if (a[i] != b[i]) |
| 136 | return false; |
| 137 | |
| 138 | return true; |
| 139 | } |
| 140 | |
| 141 | /* Verify that the DER object is correct */ |
| 142 | private static void verifyDER(String type, |
| 143 | DerValue der, byte tag, |
| 144 | byte[] data) throws Exception { |
| 145 | if (der.tag != tag) |
| 146 | throw new Exception("Problem with tag for " + type); |
| 147 | |
| 148 | if (!equalBytes(der.data.toByteArray(), data)) |
| 149 | throw new Exception("Problem with data for " + type); |
| 150 | |
| 151 | System.out.println(type + " checks out OK"); |
| 152 | System.out.println("Calling toString on it: " + der.toString() + "\n"); |
| 153 | } |
| 154 | |
| 155 | private static void verifyString(String type, String str) |
| 156 | throws Exception { |
| 157 | |
| 158 | if (!s.equals(str)) |
| 159 | throw new Exception("Problem with string " + type); |
| 160 | |
| 161 | System.out.println(type + "String checks out OK\n"); |
| 162 | } |
| 163 | |
| 164 | } |