0N/A/*
2362N/A * Copyright (c) 2004, 2007, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A
0N/Apackage sun.security.krb5.internal.crypto;
0N/A
0N/Aimport sun.security.krb5.internal.crypto.dk.Des3DkCrypto;
0N/Aimport sun.security.krb5.KrbCryptoException;
0N/Aimport java.security.GeneralSecurityException;
0N/A
0N/A/**
0N/A * Class with static methods for doing Triple DES operations.
0N/A */
0N/Apublic class Des3 {
0N/A private static final Des3DkCrypto CRYPTO = new Des3DkCrypto();
0N/A
0N/A private Des3() {
0N/A }
0N/A
0N/A public static byte[] stringToKey(char[] chars)
0N/A throws GeneralSecurityException {
0N/A return CRYPTO.stringToKey(chars);
0N/A }
0N/A
0N/A public static byte[] parityFix(byte[] value)
0N/A throws GeneralSecurityException {
0N/A return CRYPTO.parityFix(value);
0N/A }
0N/A
0N/A // in bytes
0N/A public static int getChecksumLength() {
0N/A return CRYPTO.getChecksumLength();
0N/A }
0N/A
0N/A public static byte[] calculateChecksum(byte[] baseKey, int usage,
0N/A byte[] input, int start, int len) throws GeneralSecurityException {
0N/A return CRYPTO.calculateChecksum(baseKey, usage, input, start, len);
0N/A }
0N/A
0N/A public static byte[] encrypt(byte[] baseKey, int usage,
0N/A byte[] ivec, byte[] plaintext, int start, int len)
0N/A throws GeneralSecurityException, KrbCryptoException {
0N/A return CRYPTO.encrypt(baseKey, usage, ivec, null /* new_ivec */,
0N/A plaintext, start, len);
0N/A }
0N/A
0N/A /* Encrypt plaintext; do not add confounder, padding, or checksum */
0N/A public static byte[] encryptRaw(byte[] baseKey, int usage,
0N/A byte[] ivec, byte[] plaintext, int start, int len)
0N/A throws GeneralSecurityException, KrbCryptoException {
0N/A return CRYPTO.encryptRaw(baseKey, usage, ivec, plaintext, start, len);
0N/A }
0N/A
0N/A public static byte[] decrypt(byte[] baseKey, int usage, byte[] ivec,
0N/A byte[] ciphertext, int start, int len)
0N/A throws GeneralSecurityException {
0N/A return CRYPTO.decrypt(baseKey, usage, ivec, ciphertext, start, len);
0N/A }
0N/A
0N/A /**
0N/A * Decrypt ciphertext; do not remove confounder, padding,
0N/A * or check checksum
0N/A */
0N/A public static byte[] decryptRaw(byte[] baseKey, int usage, byte[] ivec,
0N/A byte[] ciphertext, int start, int len)
0N/A throws GeneralSecurityException {
0N/A return CRYPTO.decryptRaw(baseKey, usage, ivec, ciphertext, start, len);
0N/A }
0N/A};