2362N/A * Copyright (c) 1997, 2007, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 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 * 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 * 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. 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 0N/A * This class implements the Triple DES algorithm (DES encryption, followed by 0N/A * DES decryption, followed by DES encryption) on a byte array of size 0N/A * <code>DES_BLOCK_SIZE</code>. Each DES operation has its own key. 0N/A * @author Gigi Ankeny 0N/A (
"Wrong algorithm: DESede or TripleDES required");
0N/A // retrieve the first key 0N/A // check if the third key is the same 0N/A // retrieve the second key 0N/A * Performs encryption operation. 0N/A * <p>The input plain text <code>plain</code>, starting at 0N/A * <code>plainOffset</code> and ending at 0N/A * <code>(plainOffset + blockSize - 1)</code>, is encrypted. 0N/A * The result is stored in <code>cipher</code>, starting at 0N/A * <code>cipherOffset</code>. 0N/A * @param plain the buffer with the input data to be encrypted 0N/A * @param plainOffset the offset in <code>plain</code> 0N/A * @param cipher the buffer for the result 0N/A * @param cipherOffset the offset in <code>cipher</code> 0N/A * Performs decryption operation. 0N/A * <p>The input cipher text <code>cipher</code>, starting at 0N/A * <code>cipherOffset</code> and ending at 0N/A * <code>(cipherOffset + blockSize - 1)</code>, is decrypted. 0N/A * The result is stored in <code>plain</code>, starting at 0N/A * <code>plainOffset</code>. 0N/A * @param cipher the buffer with the input data to be decrypted 0N/A * @param cipherOffset the offset in <code>cipherOffset</code> 0N/A * @param plain the buffer for the result 0N/A * @param plainOffset the offset in <code>plain</code>