mdw@git.distorted.org.uk Git - secnet/blob - keccak1600-test.c

   1 /*
   2  * keccak1600-test.c: test harness for Keccak primitive
   3  *
   4  * (The implementations originally came with different test arrangements,
   5  * with complicated external dependencies.  This file replicates the original
   6  * tests, but without the dependencies.)
   7  */
   8 /*
   9  * This file is Free Software.  It was originally written for secnet.
  10  *
  11  * Copyright 2019 Mark Wooding
  12  *
  13  * You may redistribute secnet as a whole and/or modify it under the
  14  * terms of the GNU General Public License as published by the Free
  15  * Software Foundation; either version 3, or (at your option) any
  16  * later version.
  17  *
  18  * You may redistribute this file and/or modify it under the terms of
  19  * the GNU General Public License as published by the Free Software
  20  * Foundation; either version 2, or (at your option) any later
  21  * version.
  22  *
  23  * This software is distributed in the hope that it will be useful,
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  26  * GNU General Public License for more details.
  27  *
  28  * You should have received a copy of the GNU General Public License
  29  * along with this software; if not, see
  30  * https://www.gnu.org/licenses/gpl.html.
  31  */
  32
  33 #include <stdio.h>
  34
  35 #include "secnet.h"
  36
  37 #include "keccak1600.h"
  38 #include "crypto-test.h"
  39
  40 enum {
  41     RZ, NROUT,
  42     RX = NROUT, RN, NREG
  43 };
  44
  45 static void test_p(struct reg *out, const struct reg *in, void *ctx)
  46 {
  47     keccak1600_state u;
  48     kludge64 t[25];
  49     unsigned i;
  50
  51     allocate_bytes(&out[RZ].v, 200);
  52     keccak1600_init(&u);
  53     for (i = 0; i < 25; i++) LOAD64_L_(t[i], in[RX].v.bytes.p + 8*i);
  54     keccak1600_mix(&u, t, 25);
  55     keccak1600_p(&u, &u, in[RN].v.u);
  56     keccak1600_extract(&u, t, 25);
  57     for (i = 0; i < 25; i++) STORE64_L_(out[RZ].v.bytes.p + 8*i, t[i]);
  58 }
  59
  60 #define REG_X { "x", RX, &regty_bytes, 0 }
  61 #define REG_N { "n", RN, &regty_uint, 0 }
  62 #define REG_Z { "z", RZ, &regty_bytes, 0 }
  63 static const struct regdef
  64     p_regs[] = { REG_X, REG_N, REG_Z, REGLIST_END };
  65
  66 static const struct test tests[] = {
  67     { "p", run_test, p_regs, test_p },
  68     { 0 }
  69 };
  70
  71 int main(void)
  72     { return run_test_suite(NROUT, NREG, sizeof(struct reg), tests, stdin); }