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Diffstat (limited to 'libjava/javax/crypto/spec/PBEKeySpec.java')
-rw-r--r-- | libjava/javax/crypto/spec/PBEKeySpec.java | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/libjava/javax/crypto/spec/PBEKeySpec.java b/libjava/javax/crypto/spec/PBEKeySpec.java deleted file mode 100644 index d17dc41eef7..00000000000 --- a/libjava/javax/crypto/spec/PBEKeySpec.java +++ /dev/null @@ -1,176 +0,0 @@ -/* PBEKeySpec.java -- Wrapper for password-based keys. - Copyright (C) 2004 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package javax.crypto.spec; - -import java.security.spec.KeySpec; - -/** - * A wrapper for a password-based key, used for password-based - * encryption (PBE). - * - * <p>Examples of password-based encryption algorithms include: - * - * <ul> - * <li><a href="http://www.rsasecurity.com/rsalabs/pkcs/pkcs-5/">PKCS #5 - * - Password-Based Cryptography Standard</a></li> - * <li><a href="http://www.rsasecurity.com/rsalabs/pkcs/pkcs-12/">PKCS - * #12 - Personal Information Exchange Syntax Standard</a></li> - * </ul> - * - * @author Casey Marshall (csm@gnu.org) - * @since 1.4 - * @see javax.crypto.SecretKeyFactory - * @see PBEParameterSpec - */ -public class PBEKeySpec implements KeySpec -{ - - // Fields. - // ------------------------------------------------------------------------ - - /** The iteration count. */ - private int iterationCount; - - /** The generated key length. */ - private int keyLength; - - /** The password. */ - private char[] password; - - /** The salt. */ - private byte[] salt; - - // Constructors. - // ------------------------------------------------------------------------ - - /** - * Create a new PBE key spec with just a password. - * - * @param password The password char array. - */ - public PBEKeySpec(char[] password) - { - this(password, null, 0, 0); - } - - /** - * Create a PBE key spec with a password, salt, and iteration count. - * - * @param password The password char array. - * @param salt The salt bytes. - * @param iterationCount The iteration count. - */ - public PBEKeySpec(char[] password, byte[] salt, int iterationCount) - { - this(password, salt, iterationCount, 0); - } - - /** - * Create a PBE key spec with a password, salt, iteration count, and - * key length. - * - * @param password The password char array. - * @param salt The salt bytes. - * @param iterationCount The iteration count. - * @param keyLength The generated key length. - */ - public PBEKeySpec(char[] password, byte[] salt, int iterationCount, - int keyLength) - { - this.password = password; - this.salt = salt; - this.iterationCount = iterationCount; - this.keyLength = keyLength; - } - - // Instance methods. - // ------------------------------------------------------------------------ - - /** - * Clear the password array by filling it with null characters. - */ - public final void clearPassword() - { - if (password == null) return; - for (int i = 0; i < password.length; i++) - { - password[i] = '\u0000'; - } - } - - /** - * Get the iteration count, or 0 if it has not been specified. - * - * @return The iteration count, or 0 if it has not been specified. - */ - public final int getIterationCount() - { - return iterationCount; - } - - /** - * Get the generated key length, or 0 if it has not been specified. - * - * @return The key length, or 0 if it has not been specified. - */ - public final int getKeyLength() - { - return keyLength; - } - - /** - * Get the password character array. - * - * @return The password. - */ - public final char[] getPassword() - { - return password; - } - - /** - * Get the salt bytes. - * - * @return The salt. - */ - public final byte[] getSalt() - { - return salt; - } -} |