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735 lines
16 KiB
735 lines
16 KiB
// $Id: Luffa384.java 235 2010-06-18 15:31:36Z tp $ |
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package fr.cryptohash; |
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/** |
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* <p>This class implements Luffa-384 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: 235 $ |
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* @author Thomas Pornin <[email protected]> |
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*/ |
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public class Luffa384 extends DigestEngine { |
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private static final int[] IV = { |
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0x6d251e69, 0x44b051e0, 0x4eaa6fb4, 0xdbf78465, |
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0x6e292011, 0x90152df4, 0xee058139, 0xdef610bb, |
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0xc3b44b95, 0xd9d2f256, 0x70eee9a0, 0xde099fa3, |
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0x5d9b0557, 0x8fc944b3, 0xcf1ccf0e, 0x746cd581, |
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0xf7efc89d, 0x5dba5781, 0x04016ce5, 0xad659c05, |
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0x0306194f, 0x666d1836, 0x24aa230a, 0x8b264ae7, |
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0x858075d5, 0x36d79cce, 0xe571f7d7, 0x204b1f67, |
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0x35870c6a, 0x57e9e923, 0x14bcb808, 0x7cde72ce |
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}; |
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private static final int[] RC00 = { |
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0x303994a6, 0xc0e65299, 0x6cc33a12, 0xdc56983e, |
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0x1e00108f, 0x7800423d, 0x8f5b7882, 0x96e1db12 |
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}; |
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private static final int[] RC04 = { |
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0xe0337818, 0x441ba90d, 0x7f34d442, 0x9389217f, |
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0xe5a8bce6, 0x5274baf4, 0x26889ba7, 0x9a226e9d |
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}; |
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private static final int[] RC10 = { |
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0xb6de10ed, 0x70f47aae, 0x0707a3d4, 0x1c1e8f51, |
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0x707a3d45, 0xaeb28562, 0xbaca1589, 0x40a46f3e |
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}; |
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private static final int[] RC14 = { |
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0x01685f3d, 0x05a17cf4, 0xbd09caca, 0xf4272b28, |
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0x144ae5cc, 0xfaa7ae2b, 0x2e48f1c1, 0xb923c704 |
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}; |
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private static final int[] RC20 = { |
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0xfc20d9d2, 0x34552e25, 0x7ad8818f, 0x8438764a, |
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0xbb6de032, 0xedb780c8, 0xd9847356, 0xa2c78434 |
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}; |
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private static final int[] RC24 = { |
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0xe25e72c1, 0xe623bb72, 0x5c58a4a4, 0x1e38e2e7, |
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0x78e38b9d, 0x27586719, 0x36eda57f, 0x703aace7 |
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}; |
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private static final int[] RC30 = { |
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0xb213afa5, 0xc84ebe95, 0x4e608a22, 0x56d858fe, |
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0x343b138f, 0xd0ec4e3d, 0x2ceb4882, 0xb3ad2208 |
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}; |
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private static final int[] RC34 = { |
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0xe028c9bf, 0x44756f91, 0x7e8fce32, 0x956548be, |
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0xfe191be2, 0x3cb226e5, 0x5944a28e, 0xa1c4c355 |
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}; |
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private int V00, V01, V02, V03, V04, V05, V06, V07; |
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private int V10, V11, V12, V13, V14, V15, V16, V17; |
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private int V20, V21, V22, V23, V24, V25, V26, V27; |
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private int V30, V31, V32, V33, V34, V35, V36, V37; |
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private byte[] tmpBuf; |
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/** |
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* Create the engine. |
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*/ |
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public Luffa384() |
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{ |
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super(); |
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} |
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/** @see DigestEngine */ |
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public int getInternalBlockLength() |
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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 int getBlockLength() |
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{ |
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/* |
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* Private communication for Luffa designer Watanabe Dai: |
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* |
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* << I think that there is no problem to use the same |
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* setting as CubeHash, namely B = 256*ceil(k / 256). >> |
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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 int getDigestLength() |
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{ |
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return 48; |
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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 Luffa384()); |
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} |
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/** @see DigestEngine */ |
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protected Digest copyState(Luffa384 dst) |
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{ |
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dst.V00 = V00; |
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dst.V01 = V01; |
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dst.V02 = V02; |
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dst.V03 = V03; |
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dst.V04 = V04; |
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dst.V05 = V05; |
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dst.V06 = V06; |
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dst.V07 = V07; |
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dst.V10 = V10; |
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dst.V11 = V11; |
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dst.V12 = V12; |
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dst.V13 = V13; |
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dst.V14 = V14; |
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dst.V15 = V15; |
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dst.V16 = V16; |
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dst.V17 = V17; |
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dst.V20 = V20; |
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dst.V21 = V21; |
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dst.V22 = V22; |
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dst.V23 = V23; |
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dst.V24 = V24; |
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dst.V25 = V25; |
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dst.V26 = V26; |
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dst.V27 = V27; |
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dst.V30 = V30; |
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dst.V31 = V31; |
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dst.V32 = V32; |
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dst.V33 = V33; |
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dst.V34 = V34; |
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dst.V35 = V35; |
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dst.V36 = V36; |
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dst.V37 = V37; |
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return super.copyState(dst); |
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} |
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/** @see DigestEngine */ |
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protected void engineReset() |
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{ |
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V00 = IV[ 0]; |
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V01 = IV[ 1]; |
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V02 = IV[ 2]; |
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V03 = IV[ 3]; |
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V04 = IV[ 4]; |
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V05 = IV[ 5]; |
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V06 = IV[ 6]; |
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V07 = IV[ 7]; |
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V10 = IV[ 8]; |
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V11 = IV[ 9]; |
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V12 = IV[10]; |
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V13 = IV[11]; |
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V14 = IV[12]; |
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V15 = IV[13]; |
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V16 = IV[14]; |
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V17 = IV[15]; |
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V20 = IV[16]; |
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V21 = IV[17]; |
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V22 = IV[18]; |
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V23 = IV[19]; |
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V24 = IV[20]; |
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V25 = IV[21]; |
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V26 = IV[22]; |
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V27 = IV[23]; |
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V30 = IV[24]; |
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V31 = IV[25]; |
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V32 = IV[26]; |
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V33 = IV[27]; |
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V34 = IV[28]; |
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V35 = IV[29]; |
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V36 = IV[30]; |
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V37 = IV[31]; |
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} |
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/** @see DigestEngine */ |
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protected void doPadding(byte[] output, int outputOffset) |
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{ |
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int ptr = flush(); |
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tmpBuf[ptr] = (byte)0x80; |
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for (int i = ptr + 1; i < 32; i ++) |
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tmpBuf[i] = 0x00; |
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update(tmpBuf, ptr, 32 - ptr); |
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for (int i = 0; i < ptr + 1; i ++) |
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tmpBuf[i] = 0x00; |
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update(tmpBuf, 0, 32); |
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encodeBEInt(V00 ^ V10 ^ V20 ^ V30, output, outputOffset + 0); |
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encodeBEInt(V01 ^ V11 ^ V21 ^ V31, output, outputOffset + 4); |
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encodeBEInt(V02 ^ V12 ^ V22 ^ V32, output, outputOffset + 8); |
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encodeBEInt(V03 ^ V13 ^ V23 ^ V33, output, outputOffset + 12); |
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encodeBEInt(V04 ^ V14 ^ V24 ^ V34, output, outputOffset + 16); |
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encodeBEInt(V05 ^ V15 ^ V25 ^ V35, output, outputOffset + 20); |
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encodeBEInt(V06 ^ V16 ^ V26 ^ V36, output, outputOffset + 24); |
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encodeBEInt(V07 ^ V17 ^ V27 ^ V37, output, outputOffset + 28); |
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update(tmpBuf, 0, 32); |
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encodeBEInt(V00 ^ V10 ^ V20 ^ V30, output, outputOffset + 32); |
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encodeBEInt(V01 ^ V11 ^ V21 ^ V31, output, outputOffset + 36); |
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encodeBEInt(V02 ^ V12 ^ V22 ^ V32, output, outputOffset + 40); |
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encodeBEInt(V03 ^ V13 ^ V23 ^ V33, output, outputOffset + 44); |
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} |
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/** @see DigestEngine */ |
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protected void doInit() |
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{ |
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tmpBuf = new byte[32]; |
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engineReset(); |
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} |
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/** |
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* Encode the 32-bit word {@code val} into the array |
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* {@code buf} at offset {@code off}, in big-endian |
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* convention (most significant byte first). |
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* |
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* @param val the value to encode |
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* @param buf the destination buffer |
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* @param off the destination offset |
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*/ |
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private static final void encodeBEInt(int val, byte[] buf, int off) |
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{ |
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buf[off + 0] = (byte)(val >>> 24); |
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buf[off + 1] = (byte)(val >>> 16); |
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buf[off + 2] = (byte)(val >>> 8); |
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buf[off + 3] = (byte)val; |
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} |
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/** |
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* Decode a 32-bit big-endian word from the array {@code buf} |
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* at offset {@code off}. |
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* |
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* @param buf the source buffer |
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* @param off the source offset |
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* @return the decoded value |
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*/ |
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private static final int decodeBEInt(byte[] buf, int off) |
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{ |
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return ((buf[off] & 0xFF) << 24) |
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| ((buf[off + 1] & 0xFF) << 16) |
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| ((buf[off + 2] & 0xFF) << 8) |
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| (buf[off + 3] & 0xFF); |
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} |
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/** @see DigestEngine */ |
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protected void processBlock(byte[] data) |
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{ |
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int tmp; |
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int a0, a1, a2, a3, a4, a5, a6, a7; |
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int b0, b1, b2, b3, b4, b5, b6, b7; |
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int M0 = decodeBEInt(data, 0); |
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int M1 = decodeBEInt(data, 4); |
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int M2 = decodeBEInt(data, 8); |
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int M3 = decodeBEInt(data, 12); |
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int M4 = decodeBEInt(data, 16); |
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int M5 = decodeBEInt(data, 20); |
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int M6 = decodeBEInt(data, 24); |
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int M7 = decodeBEInt(data, 28); |
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a0 = V00 ^ V10; |
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a1 = V01 ^ V11; |
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a2 = V02 ^ V12; |
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a3 = V03 ^ V13; |
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a4 = V04 ^ V14; |
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a5 = V05 ^ V15; |
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a6 = V06 ^ V16; |
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a7 = V07 ^ V17; |
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b0 = V20 ^ V30; |
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b1 = V21 ^ V31; |
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b2 = V22 ^ V32; |
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b3 = V23 ^ V33; |
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b4 = V24 ^ V34; |
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b5 = V25 ^ V35; |
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b6 = V26 ^ V36; |
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b7 = V27 ^ V37; |
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a0 = a0 ^ b0; |
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a1 = a1 ^ b1; |
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a2 = a2 ^ b2; |
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a3 = a3 ^ b3; |
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a4 = a4 ^ b4; |
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a5 = a5 ^ b5; |
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a6 = a6 ^ b6; |
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a7 = a7 ^ b7; |
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tmp = a7; |
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a7 = a6; |
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a6 = a5; |
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a5 = a4; |
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a4 = a3 ^ tmp; |
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a3 = a2 ^ tmp; |
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a2 = a1; |
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a1 = a0 ^ tmp; |
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a0 = tmp; |
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V00 = a0 ^ V00; |
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V01 = a1 ^ V01; |
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V02 = a2 ^ V02; |
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V03 = a3 ^ V03; |
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V04 = a4 ^ V04; |
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V05 = a5 ^ V05; |
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V06 = a6 ^ V06; |
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V07 = a7 ^ V07; |
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V10 = a0 ^ V10; |
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V11 = a1 ^ V11; |
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V12 = a2 ^ V12; |
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V13 = a3 ^ V13; |
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V14 = a4 ^ V14; |
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V15 = a5 ^ V15; |
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V16 = a6 ^ V16; |
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V17 = a7 ^ V17; |
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V20 = a0 ^ V20; |
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V21 = a1 ^ V21; |
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V22 = a2 ^ V22; |
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V23 = a3 ^ V23; |
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V24 = a4 ^ V24; |
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V25 = a5 ^ V25; |
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V26 = a6 ^ V26; |
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V27 = a7 ^ V27; |
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V30 = a0 ^ V30; |
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V31 = a1 ^ V31; |
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V32 = a2 ^ V32; |
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V33 = a3 ^ V33; |
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V34 = a4 ^ V34; |
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V35 = a5 ^ V35; |
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V36 = a6 ^ V36; |
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V37 = a7 ^ V37; |
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tmp = V07; |
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b7 = V06; |
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b6 = V05; |
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b5 = V04; |
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b4 = V03 ^ tmp; |
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b3 = V02 ^ tmp; |
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b2 = V01; |
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b1 = V00 ^ tmp; |
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b0 = tmp; |
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b0 = b0 ^ V30; |
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b1 = b1 ^ V31; |
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b2 = b2 ^ V32; |
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b3 = b3 ^ V33; |
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b4 = b4 ^ V34; |
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b5 = b5 ^ V35; |
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b6 = b6 ^ V36; |
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b7 = b7 ^ V37; |
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tmp = V37; |
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V37 = V36; |
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V36 = V35; |
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V35 = V34; |
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V34 = V33 ^ tmp; |
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V33 = V32 ^ tmp; |
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V32 = V31; |
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V31 = V30 ^ tmp; |
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V30 = tmp; |
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V30 = V30 ^ V20; |
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V31 = V31 ^ V21; |
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V32 = V32 ^ V22; |
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V33 = V33 ^ V23; |
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V34 = V34 ^ V24; |
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V35 = V35 ^ V25; |
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V36 = V36 ^ V26; |
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V37 = V37 ^ V27; |
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tmp = V27; |
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V27 = V26; |
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V26 = V25; |
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V25 = V24; |
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V24 = V23 ^ tmp; |
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V23 = V22 ^ tmp; |
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V22 = V21; |
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V21 = V20 ^ tmp; |
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V20 = tmp; |
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V20 = V20 ^ V10; |
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V21 = V21 ^ V11; |
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V22 = V22 ^ V12; |
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V23 = V23 ^ V13; |
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V24 = V24 ^ V14; |
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V25 = V25 ^ V15; |
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V26 = V26 ^ V16; |
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V27 = V27 ^ V17; |
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tmp = V17; |
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V17 = V16; |
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V16 = V15; |
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V15 = V14; |
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V14 = V13 ^ tmp; |
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V13 = V12 ^ tmp; |
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V12 = V11; |
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V11 = V10 ^ tmp; |
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V10 = tmp; |
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V10 = V10 ^ V00; |
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V11 = V11 ^ V01; |
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V12 = V12 ^ V02; |
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V13 = V13 ^ V03; |
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V14 = V14 ^ V04; |
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V15 = V15 ^ V05; |
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V16 = V16 ^ V06; |
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V17 = V17 ^ V07; |
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V00 = b0 ^ M0; |
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V01 = b1 ^ M1; |
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V02 = b2 ^ M2; |
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V03 = b3 ^ M3; |
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V04 = b4 ^ M4; |
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V05 = b5 ^ M5; |
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V06 = b6 ^ M6; |
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V07 = b7 ^ M7; |
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tmp = M7; |
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M7 = M6; |
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M6 = M5; |
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M5 = M4; |
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M4 = M3 ^ tmp; |
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M3 = M2 ^ tmp; |
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M2 = M1; |
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M1 = M0 ^ tmp; |
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M0 = tmp; |
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V10 = V10 ^ M0; |
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V11 = V11 ^ M1; |
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V12 = V12 ^ M2; |
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V13 = V13 ^ M3; |
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V14 = V14 ^ M4; |
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V15 = V15 ^ M5; |
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V16 = V16 ^ M6; |
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V17 = V17 ^ M7; |
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tmp = M7; |
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M7 = M6; |
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M6 = M5; |
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M5 = M4; |
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M4 = M3 ^ tmp; |
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M3 = M2 ^ tmp; |
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M2 = M1; |
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M1 = M0 ^ tmp; |
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M0 = tmp; |
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V20 = V20 ^ M0; |
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V21 = V21 ^ M1; |
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V22 = V22 ^ M2; |
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V23 = V23 ^ M3; |
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V24 = V24 ^ M4; |
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V25 = V25 ^ M5; |
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V26 = V26 ^ M6; |
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V27 = V27 ^ M7; |
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tmp = M7; |
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M7 = M6; |
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M6 = M5; |
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M5 = M4; |
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M4 = M3 ^ tmp; |
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M3 = M2 ^ tmp; |
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M2 = M1; |
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M1 = M0 ^ tmp; |
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M0 = tmp; |
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V30 = V30 ^ M0; |
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V31 = V31 ^ M1; |
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V32 = V32 ^ M2; |
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V33 = V33 ^ M3; |
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V34 = V34 ^ M4; |
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V35 = V35 ^ M5; |
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V36 = V36 ^ M6; |
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V37 = V37 ^ M7; |
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V14 = (V14 << 1) | (V14 >>> 31); |
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V15 = (V15 << 1) | (V15 >>> 31); |
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V16 = (V16 << 1) | (V16 >>> 31); |
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V17 = (V17 << 1) | (V17 >>> 31); |
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V24 = (V24 << 2) | (V24 >>> 30); |
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V25 = (V25 << 2) | (V25 >>> 30); |
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V26 = (V26 << 2) | (V26 >>> 30); |
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V27 = (V27 << 2) | (V27 >>> 30); |
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V34 = (V34 << 3) | (V34 >>> 29); |
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V35 = (V35 << 3) | (V35 >>> 29); |
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V36 = (V36 << 3) | (V36 >>> 29); |
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V37 = (V37 << 3) | (V37 >>> 29); |
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for (int r = 0; r < 8; r++) { |
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tmp = V00; |
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V00 |= V01; |
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V02 ^= V03; |
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V01 = ~V01; |
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V00 ^= V03; |
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V03 &= tmp; |
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V01 ^= V03; |
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V03 ^= V02; |
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V02 &= V00; |
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V00 = ~V00; |
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V02 ^= V01; |
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V01 |= V03; |
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tmp ^= V01; |
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V03 ^= V02; |
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V02 &= V01; |
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V01 ^= V00; |
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V00 = tmp; |
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tmp = V05; |
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V05 |= V06; |
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V07 ^= V04; |
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V06 = ~V06; |
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V05 ^= V04; |
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V04 &= tmp; |
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V06 ^= V04; |
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V04 ^= V07; |
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V07 &= V05; |
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V05 = ~V05; |
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V07 ^= V06; |
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V06 |= V04; |
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tmp ^= V06; |
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V04 ^= V07; |
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V07 &= V06; |
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V06 ^= V05; |
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V05 = tmp; |
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V04 ^= V00; |
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V00 = ((V00 << 2) | (V00 >>> 30)) ^ V04; |
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V04 = ((V04 << 14) | (V04 >>> 18)) ^ V00; |
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V00 = ((V00 << 10) | (V00 >>> 22)) ^ V04; |
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V04 = (V04 << 1) | (V04 >>> 31); |
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V05 ^= V01; |
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V01 = ((V01 << 2) | (V01 >>> 30)) ^ V05; |
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V05 = ((V05 << 14) | (V05 >>> 18)) ^ V01; |
|
V01 = ((V01 << 10) | (V01 >>> 22)) ^ V05; |
|
V05 = (V05 << 1) | (V05 >>> 31); |
|
V06 ^= V02; |
|
V02 = ((V02 << 2) | (V02 >>> 30)) ^ V06; |
|
V06 = ((V06 << 14) | (V06 >>> 18)) ^ V02; |
|
V02 = ((V02 << 10) | (V02 >>> 22)) ^ V06; |
|
V06 = (V06 << 1) | (V06 >>> 31); |
|
V07 ^= V03; |
|
V03 = ((V03 << 2) | (V03 >>> 30)) ^ V07; |
|
V07 = ((V07 << 14) | (V07 >>> 18)) ^ V03; |
|
V03 = ((V03 << 10) | (V03 >>> 22)) ^ V07; |
|
V07 = (V07 << 1) | (V07 >>> 31); |
|
V00 ^= RC00[r]; |
|
V04 ^= RC04[r]; |
|
} |
|
for (int r = 0; r < 8; r++) { |
|
tmp = V10; |
|
V10 |= V11; |
|
V12 ^= V13; |
|
V11 = ~V11; |
|
V10 ^= V13; |
|
V13 &= tmp; |
|
V11 ^= V13; |
|
V13 ^= V12; |
|
V12 &= V10; |
|
V10 = ~V10; |
|
V12 ^= V11; |
|
V11 |= V13; |
|
tmp ^= V11; |
|
V13 ^= V12; |
|
V12 &= V11; |
|
V11 ^= V10; |
|
V10 = tmp; |
|
tmp = V15; |
|
V15 |= V16; |
|
V17 ^= V14; |
|
V16 = ~V16; |
|
V15 ^= V14; |
|
V14 &= tmp; |
|
V16 ^= V14; |
|
V14 ^= V17; |
|
V17 &= V15; |
|
V15 = ~V15; |
|
V17 ^= V16; |
|
V16 |= V14; |
|
tmp ^= V16; |
|
V14 ^= V17; |
|
V17 &= V16; |
|
V16 ^= V15; |
|
V15 = tmp; |
|
V14 ^= V10; |
|
V10 = ((V10 << 2) | (V10 >>> 30)) ^ V14; |
|
V14 = ((V14 << 14) | (V14 >>> 18)) ^ V10; |
|
V10 = ((V10 << 10) | (V10 >>> 22)) ^ V14; |
|
V14 = (V14 << 1) | (V14 >>> 31); |
|
V15 ^= V11; |
|
V11 = ((V11 << 2) | (V11 >>> 30)) ^ V15; |
|
V15 = ((V15 << 14) | (V15 >>> 18)) ^ V11; |
|
V11 = ((V11 << 10) | (V11 >>> 22)) ^ V15; |
|
V15 = (V15 << 1) | (V15 >>> 31); |
|
V16 ^= V12; |
|
V12 = ((V12 << 2) | (V12 >>> 30)) ^ V16; |
|
V16 = ((V16 << 14) | (V16 >>> 18)) ^ V12; |
|
V12 = ((V12 << 10) | (V12 >>> 22)) ^ V16; |
|
V16 = (V16 << 1) | (V16 >>> 31); |
|
V17 ^= V13; |
|
V13 = ((V13 << 2) | (V13 >>> 30)) ^ V17; |
|
V17 = ((V17 << 14) | (V17 >>> 18)) ^ V13; |
|
V13 = ((V13 << 10) | (V13 >>> 22)) ^ V17; |
|
V17 = (V17 << 1) | (V17 >>> 31); |
|
V10 ^= RC10[r]; |
|
V14 ^= RC14[r]; |
|
} |
|
for (int r = 0; r < 8; r++) { |
|
tmp = V20; |
|
V20 |= V21; |
|
V22 ^= V23; |
|
V21 = ~V21; |
|
V20 ^= V23; |
|
V23 &= tmp; |
|
V21 ^= V23; |
|
V23 ^= V22; |
|
V22 &= V20; |
|
V20 = ~V20; |
|
V22 ^= V21; |
|
V21 |= V23; |
|
tmp ^= V21; |
|
V23 ^= V22; |
|
V22 &= V21; |
|
V21 ^= V20; |
|
V20 = tmp; |
|
tmp = V25; |
|
V25 |= V26; |
|
V27 ^= V24; |
|
V26 = ~V26; |
|
V25 ^= V24; |
|
V24 &= tmp; |
|
V26 ^= V24; |
|
V24 ^= V27; |
|
V27 &= V25; |
|
V25 = ~V25; |
|
V27 ^= V26; |
|
V26 |= V24; |
|
tmp ^= V26; |
|
V24 ^= V27; |
|
V27 &= V26; |
|
V26 ^= V25; |
|
V25 = tmp; |
|
V24 ^= V20; |
|
V20 = ((V20 << 2) | (V20 >>> 30)) ^ V24; |
|
V24 = ((V24 << 14) | (V24 >>> 18)) ^ V20; |
|
V20 = ((V20 << 10) | (V20 >>> 22)) ^ V24; |
|
V24 = (V24 << 1) | (V24 >>> 31); |
|
V25 ^= V21; |
|
V21 = ((V21 << 2) | (V21 >>> 30)) ^ V25; |
|
V25 = ((V25 << 14) | (V25 >>> 18)) ^ V21; |
|
V21 = ((V21 << 10) | (V21 >>> 22)) ^ V25; |
|
V25 = (V25 << 1) | (V25 >>> 31); |
|
V26 ^= V22; |
|
V22 = ((V22 << 2) | (V22 >>> 30)) ^ V26; |
|
V26 = ((V26 << 14) | (V26 >>> 18)) ^ V22; |
|
V22 = ((V22 << 10) | (V22 >>> 22)) ^ V26; |
|
V26 = (V26 << 1) | (V26 >>> 31); |
|
V27 ^= V23; |
|
V23 = ((V23 << 2) | (V23 >>> 30)) ^ V27; |
|
V27 = ((V27 << 14) | (V27 >>> 18)) ^ V23; |
|
V23 = ((V23 << 10) | (V23 >>> 22)) ^ V27; |
|
V27 = (V27 << 1) | (V27 >>> 31); |
|
V20 ^= RC20[r]; |
|
V24 ^= RC24[r]; |
|
} |
|
for (int r = 0; r < 8; r++) { |
|
tmp = V30; |
|
V30 |= V31; |
|
V32 ^= V33; |
|
V31 = ~V31; |
|
V30 ^= V33; |
|
V33 &= tmp; |
|
V31 ^= V33; |
|
V33 ^= V32; |
|
V32 &= V30; |
|
V30 = ~V30; |
|
V32 ^= V31; |
|
V31 |= V33; |
|
tmp ^= V31; |
|
V33 ^= V32; |
|
V32 &= V31; |
|
V31 ^= V30; |
|
V30 = tmp; |
|
tmp = V35; |
|
V35 |= V36; |
|
V37 ^= V34; |
|
V36 = ~V36; |
|
V35 ^= V34; |
|
V34 &= tmp; |
|
V36 ^= V34; |
|
V34 ^= V37; |
|
V37 &= V35; |
|
V35 = ~V35; |
|
V37 ^= V36; |
|
V36 |= V34; |
|
tmp ^= V36; |
|
V34 ^= V37; |
|
V37 &= V36; |
|
V36 ^= V35; |
|
V35 = tmp; |
|
V34 ^= V30; |
|
V30 = ((V30 << 2) | (V30 >>> 30)) ^ V34; |
|
V34 = ((V34 << 14) | (V34 >>> 18)) ^ V30; |
|
V30 = ((V30 << 10) | (V30 >>> 22)) ^ V34; |
|
V34 = (V34 << 1) | (V34 >>> 31); |
|
V35 ^= V31; |
|
V31 = ((V31 << 2) | (V31 >>> 30)) ^ V35; |
|
V35 = ((V35 << 14) | (V35 >>> 18)) ^ V31; |
|
V31 = ((V31 << 10) | (V31 >>> 22)) ^ V35; |
|
V35 = (V35 << 1) | (V35 >>> 31); |
|
V36 ^= V32; |
|
V32 = ((V32 << 2) | (V32 >>> 30)) ^ V36; |
|
V36 = ((V36 << 14) | (V36 >>> 18)) ^ V32; |
|
V32 = ((V32 << 10) | (V32 >>> 22)) ^ V36; |
|
V36 = (V36 << 1) | (V36 >>> 31); |
|
V37 ^= V33; |
|
V33 = ((V33 << 2) | (V33 >>> 30)) ^ V37; |
|
V37 = ((V37 << 14) | (V37 >>> 18)) ^ V33; |
|
V33 = ((V33 << 10) | (V33 >>> 22)) ^ V37; |
|
V37 = (V37 << 1) | (V37 >>> 31); |
|
V30 ^= RC30[r]; |
|
V34 ^= RC34[r]; |
|
} |
|
} |
|
|
|
/** @see Digest */ |
|
public String toString() |
|
{ |
|
return "Luffa-384"; |
|
} |
|
}
|
|
|