Rearrange the file tree.

[u/mdw/catacomb] / serpent-check.c

diff --git a/serpent-check.c b/serpent-check.c
deleted file mode 100644 (file)
index 340af4f..0000000
--- a/serpent-check.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/* -*-c-*-
- *
- * $Id: serpent-check.c,v 1.2 2004/04/08 01:36:15 mdw Exp $
- *
- * Check the Serpent S-boxes
- *
- * (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.
- */
-
-/*----- Header files ------------------------------------------------------*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <mLib/bits.h>
-
-#include "serpent-sbox.h"
-
-/*----- S-box tables ------------------------------------------------------*/
-
-static const octet s[8][16] = {
-  {  3,         8, 15,  1, 10,  6,  5, 11, 14, 13,  4,  2,  7,  0,  9, 12 },
-  { 15, 12,  2,         7,  9,  0,  5, 10,  1, 11, 14,  8,  6, 13,  3,  4 },
-  {  8,         6,  7,  9,  3, 12, 10, 15, 13,  1, 14,  4,  0, 11,  5,  2 },
-  {  0, 15, 11,         8, 12,  9,  6,  3, 13,  1,  2,  4, 10,  7,  5, 14 },
-  {  1, 15,  8,         3, 12,  0, 11,  6,  2,  5,  4, 10,  9, 14,  7, 13 },
-  { 15,         5,  2, 11,  4, 10,  9, 12,  0,  3, 14,  8, 13,  6,  7,  1 },
-  {  7,         2, 12,  5,  8,  4,  6, 11, 14,  9,  1, 15, 13,  3, 10,  0 },
-  {  1, 13, 15,         0, 14,  8,  2, 11,  7,  4, 12, 10,  9,  3,  5,  6 }
-};
-
-/*----- Main code ---------------------------------------------------------*/
-
-/* --- @check@ --- *
- *
- * Arguments:  @unsigned a, b, c, d@ = four bitslice output registers
- *             @const octet *p@ = pointer to S-box
- *
- * Returns:    Zero if OK, nonzero on failure.
- *
- * Use:                Checks that an S-box output is correct.
- */
-
-static int check(unsigned a, unsigned b, unsigned c, unsigned d,
-                const octet *p)
-{
-  octet buf[16];
-  octet *q = buf;
-  unsigned i;
-
-  for (i = 0; i < 16; i++) {
-    *q++ = (a & 1) | ((b & 1) << 1) | ((c & 1) << 2) | ((d & 1) << 3);
-    a >>= 1; b >>= 1; c >>= 1; d >>= 1;
-  }
-  return (memcmp(buf, p, sizeof(buf)));
-}
-
-#define CHECK(i) do {                                                  \
-  unsigned a = 0xaaaa, b = 0xcccc, c = 0xf0f0, d = 0xff00;             \
-  S##i(a, b, c, d);                                                    \
-  if (check(a, b, c, d, s[i])) {                                       \
-    fprintf(stderr, "failure in S%i\n", i);                            \
-    rc = EXIT_FAILURE;                                                 \
-  }                                                                    \
-  IS##i(a, b, c, d);                                                   \
-  if (a != 0xaaaa || b != 0xcccc || c != 0xf0f0 || d != 0xff00) {      \
-    fprintf(stderr, "failure in IS%i\n", i);                           \
-    rc = EXIT_FAILURE;                                                 \
-  }                                                                    \
-} while (0)
-
-int main(void)
-{
-  int rc = 0;
-  CHECK(0); CHECK(1); CHECK(2); CHECK(3);
-  CHECK(4); CHECK(5); CHECK(6); CHECK(7);
-  return (rc);
-}
-
-/*----- That's all, folks -------------------------------------------------*/