File PasswordToByteConverter.java
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Classes
| Class | Line # | Actions | |||||
|---|---|---|---|---|---|---|---|
| PasswordToByteConverter | 30 | 15 | 0% | 7 | 1 | ||
| PasswordToByteConverter.ToBytesMode | 40 | 0 | - | 0 | 0 |
Contributing tests
This file is covered by 15 tests.
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| 1 | /* | |
| 2 | * See the NOTICE file distributed with this work for additional | |
| 3 | * information regarding copyright ownership. | |
| 4 | * | |
| 5 | * This is free software; you can redistribute it and/or modify it | |
| 6 | * under the terms of the GNU Lesser General Public License as | |
| 7 | * published by the Free Software Foundation; either version 2.1 of | |
| 8 | * the License, or (at your option) any later version. | |
| 9 | * | |
| 10 | * This software is distributed in the hope that it will be useful, | |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 | * Lesser General Public License for more details. | |
| 14 | * | |
| 15 | * You should have received a copy of the GNU Lesser General Public | |
| 16 | * License along with this software; if not, write to the Free | |
| 17 | * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
| 18 | * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | |
| 19 | */ | |
| 20 | package org.xwiki.crypto.password; | |
| 21 | ||
| 22 | import org.bouncycastle.crypto.PBEParametersGenerator; | |
| 23 | ||
| 24 | /** | |
| 25 | * Helper class to convert password/passphrase to bytes arrays. | |
| 26 | * | |
| 27 | * @version $Id: 515a078d5143f46a2e11a6180ac7290c6cca2d3e $ | |
| 28 | * @since 5.4M1 | |
| 29 | */ | |
| 30 | public final class PasswordToByteConverter | |
| 31 | { | |
| 32 | 0 |  private PasswordToByteConverter() |
| 33 | { | |
| 34 | // Utility class, shouldn't be instantiated | |
| 35 | } | |
| 36 | ||
| 37 | /** | |
| 38 | * Conversion mode of password from String to byte array. Defaults to is to use PKCS5_UTF8. | |
| 39 | */ | |
| 40 | public enum ToBytesMode | |
| 41 | { | |
| 42 | /** converts according to the scheme in PKCS5 (UTF-8, no padding). */ | |
| 43 | PKCS5_UTF8, | |
| 44 | /** converts according to the scheme in PKCS5 (ascii, no padding). */ | |
| 45 | PKCS5, | |
| 46 | /** converts according to the scheme in PKCS12 (unicode, big endian, 2 zero pad bytes at the end). */ | |
| 47 | PKCS12 | |
| 48 | } | |
| 49 | ||
| 50 | /** | |
| 51 | * Convert password to bytes. | |
| 52 | * | |
| 53 | * @param password password to convert. | |
| 54 | * @return a bytes array representing the password. | |
| 55 | */ | |
| 56 | 14 | public static byte[] convert(String password) |
| 57 | { | |
| 58 | 14 | return convert(password.toCharArray()); |
| 59 | } | |
| 60 | ||
| 61 | /** | |
| 62 | * Convert password to bytes. | |
| 63 | * | |
| 64 | * @param password password to convert. | |
| 65 | * @return a bytes array representing the password. | |
| 66 | */ | |
| 67 | 14 | public static byte[] convert(char[] password) |
| 68 | { | |
| 69 | 14 | return convert(password, ToBytesMode.PKCS5_UTF8); |
| 70 | } | |
| 71 | ||
| 72 | /** | |
| 73 | * Convert password to bytes. | |
| 74 | * | |
| 75 | * @param password password to convert. | |
| 76 | * @param mode mode of conversion. | |
| 77 | * @return a bytes array representing the password. | |
| 78 | */ | |
| 79 | 3 | public static byte[] convert(String password, ToBytesMode mode) |
| 80 | { | |
| 81 | 3 | return convert(password.toCharArray(), mode); |
| 82 | } | |
| 83 | ||
| 84 | /** | |
| 85 | * Convert password to bytes. | |
| 86 | * | |
| 87 | * @param password password to convert. | |
| 88 | * @param mode mode of conversion. | |
| 89 | * @return a bytes array representing the password. | |
| 90 | */ | |
| 91 | 17 | public static byte[] convert(char[] password, ToBytesMode mode) |
| 92 | { | |
| 93 | 17 | byte[] passwd; |
| 94 | ||
| 95 | 17 | switch (mode) { |
| 96 | 1 | case PKCS12: |
| 97 | 1 | passwd = PBEParametersGenerator.PKCS12PasswordToBytes(password); |
| 98 | 1 | break; |
| 99 | 2 | case PKCS5: |
| 100 | 2 | passwd = PBEParametersGenerator.PKCS5PasswordToBytes(password); |
| 101 | 2 | break; |
| 102 | 14 | default: |
| 103 | 14 | passwd = PBEParametersGenerator.PKCS5PasswordToUTF8Bytes(password); |
| 104 | 14 | break; |
| 105 | } | |
| 106 | ||
| 107 | 17 | return passwd; |
| 108 | } | |
| 109 | } |