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76 lines
2.2 KiB
Java
76 lines
2.2 KiB
Java
// $Id: SIMD256.java 156 2010-04-26 17:55:11Z tp $
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package fr.cryptohash;
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/**
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* <p>This class implements the SIMD-256 digest algorithm under the
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* {@link Digest} API.</p>
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*
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* <pre>
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* ==========================(LICENSE BEGIN)============================
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*
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* Copyright (c) 2007-2010 Projet RNRT SAPHIR
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* ===========================(LICENSE END)=============================
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* </pre>
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*
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* @version $Revision: 156 $
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* @author Thomas Pornin <thomas.pornin@cryptolog.com>
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*/
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public class SIMD256 extends SIMDSmallCore {
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/**
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* Create the engine.
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*/
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public SIMD256()
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{
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super();
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}
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/** The initial value for SIMD-256. */
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private static final int[] initVal = {
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0x4D567983, 0x07190BA9, 0x8474577B, 0x39D726E9,
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0xAAF3D925, 0x3EE20B03, 0xAFD5E751, 0xC96006D3,
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0xC2C2BA14, 0x49B3BCB4, 0xF67CAF46, 0x668626C9,
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0xE2EAA8D2, 0x1FF47833, 0xD0C661A5, 0x55693DE1
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};
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/** @see SIMDSmallCore */
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int[] getInitVal()
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{
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return initVal;
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}
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/** @see Digest */
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public int getDigestLength()
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{
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return 32;
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}
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/** @see Digest */
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public Digest copy()
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{
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return copyState(new SIMD256());
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}
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}
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