+++ /dev/null
-/* -*-c-*-
- *
- * $Id: serpent-sbox.h,v 1.2 2004/04/08 01:36:15 mdw Exp $
- *
- * Bitslice S-box implementations
- *
- * (c) 2000 Straylight/Edgeware
- */
-
-/*----- Licensing notice --------------------------------------------------*
- *
- * This file is part of Catacomb.
- *
- * Catacomb is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Library General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * Catacomb 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 Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with Catacomb; if not, write to the Free
- * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA.
- */
-
-/*----- Credit where it's due ---------------------------------------------*
- *
- * These S-box expressions are taken from the paper `Speeding up Serpent', by
- * Dag Arne Osvik, submitted to AES3.
- */
-
-#ifndef CATACOMB_SERPENT_SBOX_H
-#define CATACOMB_SERPENT_SBOX_H
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-/*----- Header files ------------------------------------------------------*/
-
-#include <mLib/bits.h>
-
-/*----- Macros provided ---------------------------------------------------*/
-
-/* --- @S0@ --- */
-
-#define S0(r0, r1, r2, r3) do { \
- uint32 r4; \
- r3 ^= r0; r4 = r1; r1 &= r3; r4 ^= r2; \
- r1 ^= r0; r0 |= r3; r0 ^= r4; r4 ^= r3; \
- r3 ^= r2; r2 |= r1; r2 ^= r4; r4 = ~r4; \
- r4 |= r1; r1 ^= r3; r1 ^= r4; r3 |= r0; \
- r1 ^= r3; r4 ^= r3; \
- r3 = r0; r0 = r1; r1 = r4; \
-} while (0)
-
-#define IS0(r0, r1, r2, r3) do { \
- uint32 r4; \
- r2 = ~r2; r4 = r1; r1 |= r0; r4 = ~r4; \
- r1 ^= r2; r2 |= r4; r1 ^= r3; r0 ^= r4; \
- r2 ^= r0; r0 &= r3; r4 ^= r0; r0 |= r1; \
- r0 ^= r2; r3 ^= r4; r2 ^= r1; r3 ^= r0; \
- r3 ^= r1; r2 &= r3; r4 ^= r2; \
- r2 = r1; r1 = r4; \
-} while (0)
-
-/* --- @S1@ --- */
-
-#define S1(r0, r1, r2, r3) do { \
- uint32 r4; \
- r0 = ~r0; r2 = ~r2; r4 = r0; r0 &= r1; \
- r2 ^= r0; r0 |= r3; r3 ^= r2; r1 ^= r0; \
- r0 ^= r4; r4 |= r1; r1 ^= r3; r2 |= r0; \
- r2 &= r4; r0 ^= r1; r1 &= r2; r1 ^= r0; \
- r0 &= r2; r0 ^= r4; \
- r4 = r0; r0 = r2; r2 = r3; r3 = r1; r1 = r4; \
-} while (0)
-
-#define IS1(r0, r1, r2, r3) do { \
- uint32 r4; \
- r4 = r1; r1 ^= r3; r3 &= r1; r4 ^= r2; \
- r3 ^= r0; r0 |= r1; r2 ^= r3; r0 ^= r4; \
- r0 |= r2; r1 ^= r3; r0 ^= r1; r1 |= r3; \
- r1 ^= r0; r4 = ~r4; r4 ^= r1; r1 |= r0; \
- r1 ^= r0; r1 |= r4; r3 ^= r1; \
- r1 = r0; r0 = r4; r4 = r2; r2 = r3; r3 = r4; \
-} while (0)
-
-/* --- @S2@ --- */
-
-#define S2(r0, r1, r2, r3) do { \
- uint32 r4; \
- r4 = r0; r0 &= r2; r0 ^= r3; r2 ^= r1; \
- r2 ^= r0; r3 |= r4; r3 ^= r1; r4 ^= r2; \
- r1 = r3; r3 |= r4; r3 ^= r0; r0 &= r1; \
- r4 ^= r0; r1 ^= r3; r1 ^= r4; r4 = ~r4; \
- r0 = r2; r2 = r1; r1 = r3; r3 = r4; \
-} while (0)
-
-#define IS2(r0, r1, r2, r3) do { \
- uint32 r4; \
- r2 ^= r3; r3 ^= r0; r4 = r3; r3 &= r2; \
- r3 ^= r1; r1 |= r2; r1 ^= r4; r4 &= r3; \
- r2 ^= r3; r4 &= r0; r4 ^= r2; r2 &= r1; \
- r2 |= r0; r3 = ~r3; r2 ^= r3; r0 ^= r3; \
- r0 &= r1; r3 ^= r4; r3 ^= r0; \
- r0 = r1; r1 = r4; \
-} while (0)
-
-/* --- @S3@ --- */
-
-#define S3(r0, r1, r2, r3) do { \
- uint32 r4; \
- r4 = r0; r0 |= r3; r3 ^= r1; r1 &= r4; \
- r4 ^= r2; r2 ^= r3; r3 &= r0; r4 |= r1; \
- r3 ^= r4; r0 ^= r1; r4 &= r0; r1 ^= r3; \
- r4 ^= r2; r1 |= r0; r1 ^= r2; r0 ^= r3; \
- r2 = r1; r1 |= r3; r1 ^= r0; \
- r0 = r1; r1 = r2; r2 = r3; r3 = r4; \
-} while (0)
-
-#define IS3(r0, r1, r2, r3) do { \
- uint32 r4; \
- r4 = r2; r2 ^= r1; r0 ^= r2; r4 &= r2; \
- r4 ^= r0; r0 &= r1; r1 ^= r3; r3 |= r4; \
- r2 ^= r3; r0 ^= r3; r1 ^= r4; r3 &= r2; \
- r3 ^= r1; r1 ^= r0; r1 |= r2; r0 ^= r3; \
- r1 ^= r4; r0 ^= r1; \
- r4 = r0; r0 = r2; r2 = r3; r3 = r4; \
-} while (0)
-
-/* --- @S4@ --- */
-
-#define S4(r0, r1, r2, r3) do { \
- uint32 r4; \
- r1 ^= r3; r3 = ~r3; r2 ^= r3; r3 ^= r0; \
- r4 = r1; r1 &= r3; r1 ^= r2; r4 ^= r3; \
- r0 ^= r4; r2 &= r4; r2 ^= r0; r0 &= r1; \
- r3 ^= r0; r4 |= r1; r4 ^= r0; r0 |= r3; \
- r0 ^= r2; r2 &= r3; r0 = ~r0; r4 ^= r2; \
- r2 = r0; r0 = r1; r1 = r4; \
-} while (0)
-
-#define IS4(r0, r1, r2, r3) do { \
- uint32 r4; \
- r4 = r2; r2 &= r3; r2 ^= r1; r1 |= r3; \
- r1 &= r0; r4 ^= r2; r4 ^= r1; r1 &= r2; \
- r0 = ~r0; r3 ^= r4; r1 ^= r3; r3 &= r0; \
- r3 ^= r2; r0 ^= r1; r2 &= r0; r3 ^= r0; \
- r2 ^= r4, r2 |= r3; r3 ^= r0; r2 ^= r1; \
- r1 = r3; r3 = r4; \
-} while (0)
-
-/* --- @S5@ --- */
-
-#define S5(r0, r1, r2, r3) do { \
- uint32 r4; \
- r0 ^= r1; r1 ^= r3; r3 = ~r3; r4 = r1; \
- r1 &= r0; r2 ^= r3; r1 ^= r2; r2 |= r4; \
- r4 ^= r3; r3 &= r1; r3 ^= r0; r4 ^= r1; \
- r4 ^= r2; r2 ^= r0; r0 &= r3; r2 = ~r2; \
- r0 ^= r4; r4 |= r3; r2 ^= r4; \
- r4 = r3; r3 = r2; r2 = r0; r0 = r1; r1 = r4; \
-} while (0)
-
-#define IS5(r0, r1, r2, r3) do { \
- uint32 r4; \
- r1 = ~r1; r4 = r3; r2 ^= r1; r3 |= r0; \
- r3 ^= r2; r2 |= r1; r2 &= r0; r4 ^= r3; \
- r2 ^= r4; r4 |= r0; r4 ^= r1; r1 &= r2; \
- r1 ^= r3; r4 ^= r2; r3 &= r4; r4 ^= r1; \
- r3 ^= r4; r4 = ~r4; r3 ^= r0; \
- r0 = r1; r1 = r4; r4 = r3; r3 = r2; r2 = r4; \
-} while (0)
-
-/* --- @S6@ --- */
-
-#define S6(r0, r1, r2, r3) do { \
- uint32 r4; \
- r2 = ~r2; r4 = r3; r3 &= r0; r0 ^= r4; \
- r3 ^= r2; r2 |= r4; r1 ^= r3; r2 ^= r0; \
- r0 |= r1; r2 ^= r1; r4 ^= r0; r0 |= r3; \
- r0 ^= r2; r4 ^= r3; r4 ^= r0; r3 = ~r3; \
- r2 &= r4; r2 ^= r3; \
- r3 = r2; r2 = r4; \
-} while (0)
-
-#define IS6(r0, r1, r2, r3) do { \
- uint32 r4; \
- r0 ^= r2; r4 = r2; r2 &= r0; r4 ^= r3; \
- r2 = ~r2; r3 ^= r1; r2 ^= r3; r4 |= r0; \
- r0 ^= r2; r3 ^= r4; r4 ^= r1; r1 &= r3; \
- r1 ^= r0; r0 ^= r3; r0 |= r2; r3 ^= r1; \
- r4 ^= r0; \
- r0 = r1; r1 = r2; r2 = r4; \
-} while (0)
-
-/* --- @S7@ --- */
-
-#define S7(r0, r1, r2, r3) do { \
- uint32 r4; \
- r4 = r1; r1 |= r2; r1 ^= r3; r4 ^= r2; \
- r2 ^= r1; r3 |= r4; r3 &= r0; r4 ^= r2; \
- r3 ^= r1; r1 |= r4; r1 ^= r0; r0 |= r4; \
- r0 ^= r2; r1 ^= r4; r2 ^= r1; r1 &= r0; \
- r1 ^= r4; r2 = ~r2; r2 |= r0; r4 ^= r2; \
- r2 = r1; r1 = r3; r3 = r0; r0 = r4; \
-} while (0)
-
-#define IS7(r0, r1, r2, r3) do { \
- uint32 r4; \
- r4 = r2; r2 ^= r0; r0 &= r3; r4 |= r3; \
- r2 = ~r2; r3 ^= r1; r1 |= r0; r0 ^= r2; \
- r2 &= r4; r3 &= r4; r1 ^= r2; r2 ^= r0; \
- r0 |= r2; r4 ^= r1; r0 ^= r3; r3 ^= r4; \
- r4 |= r0; r3 ^= r2; r4 ^= r2; \
- r2 = r1; r1 = r0; r0 = r3; r3 = r4; \
-} while (0)
-
-/*----- That's all, folks -------------------------------------------------*/
-
-#ifdef __cplusplus
- }
-#endif
-
-#endif
projects / u / mdw / catacomb / blobdiff