chiark - git - mdw - disorder/blob - libtests/t-salsa208.c

   1 /*
   2  * This file is part of DisOrder.
   3  * Copyright (C) 2008 Richard Kettlewell, 2018 Mark Wooding
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18 #include "test.h"
  19 #include "salsa208.h"
  20
  21 #define TEST_SALSA208(K, N, P, C) do {                                  \
  22   Kbytes = unhex(K, &Klen);                                             \
  23   salsa208_setkey(ac, Kbytes, Klen);                                    \
  24   Nbytes = unhex(N, &Nlen);                                             \
  25   salsa208_setnonce(ac, Nbytes, Nlen);                                  \
  26   Pbytes = unhex(P, &Plen);                                             \
  27   salsa208_stream(ac, Pbytes, output, Plen);                            \
  28   output_hex = hex(output, Plen);                                       \
  29   check_string(output_hex, C);                                          \
  30 } while(0)
  31
  32 static void test_salsa208(void) {
  33   salsa208_context ac[1];
  34   uint8_t output[80], *Kbytes, *Nbytes, *Pbytes;
  35   char *output_hex;
  36   size_t Klen, Nlen, Plen;
  37
  38   /* from the eStream submission */
  39   TEST_SALSA208("0f62b5085bae0154a7fa4da0f34699ec3f92e5388bde3184d72a7dd02376c91c",
  40                 "288ff65dc42b92f9",
  41                 "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
  42                 "36ceb42e23ce2fed61d1a4e5a6e0a600dcca12ce4f1316c175c0bde0825d90972f574a7a25665fe6c3b91a70f1b83795330f5cfa8922c8f9b0589beade0b1432");
  43
  44   /* test against Catacomb implementation; checks XOR, state stepping */
  45   TEST_SALSA208("ce9b04eeb18bb1434d6f534880d8516ff65158f60832325269b5c5e517adb27e",
  46                 "41f4e1e0db3ef6f2",
  47                 "d3df3ab24ce7ef617148fdd461757d81b1b3abecb808b4e3ebb542675597c0ab6a4ae3888a7717a8eb2f80b8a3ca33e8c4280757b2f71d409c8618ee50648e35810dfdcbb3ad9436368fde5e645ef019",
  48                 "3132381a28814d1989bcf09656e64a0ee8c6dd723a3ba5f6a02111f86f5156321ea7300976b2393821d44c425754f6cc08b755ea07287cc77fead40c581259d24d127880b7597fc6a9ea8fba89dd3f4c");
  49 }
  50
  51 TEST(salsa208);
  52
  53 /*
  54 Local Variables:
  55 c-basic-offset:2
  56 comment-column:40
  57 fill-column:79
  58 indent-tabs-mode:nil
  59 End:
  60 */