tests/test-hmac-sha256.c

   1 /*
   2  * Copyright (C) 2005, 2010-2017 Free Software Foundation, Inc.
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Simon Josefsson.  Test vectors from RFC 4231.  */
  18
  19 #include <config.h>
  20
  21 #include <stdio.h>
  22 #include <string.h>
  23 #include "hmac.h"
  24
  25 int
  26 main (int argc, char *argv[])
  27 {
  28   {
  29     char *key =
  30       "\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b";
  31     size_t key_len = 20;
  32     char *data = "Hi There";
  33     size_t data_len = 8;
  34     char *digest =
  35       "\xb0\x34\x4c\x61\xd8\xdb\x38\x53\x5c\xa8\xaf\xce\xaf\x0b\xf1\x2b\x88\x1d\xc2\x00\xc9\x83\x3d\xa7\x26\xe9\x37\x6c\x2e\x32\xcf\xf7";
  36     char out[32];
  37
  38     if (hmac_sha256 (key, key_len, data, data_len, out) != 0)
  39       {
  40         printf ("call failure\n");
  41         return 1;
  42       }
  43
  44     if (memcmp (digest, out, 32) != 0)
  45       {
  46         size_t i;
  47         printf ("hash 1 mismatch. expected:\n");
  48         for (i = 0; i < 32; i++)
  49           printf ("%02x ", digest[i] & 0xFF);
  50         printf ("\ncomputed:\n");
  51         for (i = 0; i < 32; i++)
  52           printf ("%02x ", out[i] & 0xFF);
  53         printf ("\n");
  54         return 1;
  55       }
  56   }
  57
  58   {
  59     char *key = "Jefe";
  60     size_t key_len = 4;
  61     char *data = "what do ya want for nothing?";
  62     size_t data_len = 28;
  63     char *digest =
  64       "\x5b\xdc\xc1\x46\xbf\x60\x75\x4e\x6a\x04\x24\x26\x08\x95\x75\xc7\x5a\x00\x3f\x08\x9d\x27\x39\x83\x9d\xec\x58\xb9\x64\xec\x38\x43";
  65     char out[32];
  66
  67     if (hmac_sha256 (key, key_len, data, data_len, out) != 0)
  68       {
  69         printf ("call failure\n");
  70         return 1;
  71       }
  72
  73     if (memcmp (digest, out, 32) != 0)
  74       {
  75         size_t i;
  76         printf ("hash 2 mismatch. expected:\n");
  77         for (i = 0; i < 32; i++)
  78           printf ("%02x ", digest[i] & 0xFF);
  79         printf ("\ncomputed:\n");
  80         for (i = 0; i < 32; i++)
  81           printf ("%02x ", out[i] & 0xFF);
  82         printf ("\n");
  83         return 1;
  84       }
  85   }
  86
  87   {
  88     char *key =
  89       "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA";
  90     size_t key_len = 20;
  91     char *data = "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
  92       "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
  93       "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
  94       "\xDD\xDD";
  95     size_t data_len = 50;
  96     char *digest =
  97       "\x77\x3e\xa9\x1e\x36\x80\x0e\x46\x85\x4d\xb8\xeb\xd0\x91\x81\xa7\x29\x59\x09\x8b\x3e\xf8\xc1\x22\xd9\x63\x55\x14\xce\xd5\x65\xfe";
  98     char out[32];
  99
 100     if (hmac_sha256 (key, key_len, data, data_len, out) != 0)
 101       {
 102         printf ("call failure\n");
 103         return 1;
 104       }
 105
 106     if (memcmp (digest, out, 32) != 0)
 107       {
 108         size_t i;
 109         printf ("hash 3 mismatch. expected:\n");
 110         for (i = 0; i < 32; i++)
 111           printf ("%02x ", digest[i] & 0xFF);
 112         printf ("\ncomputed:\n");
 113         for (i = 0; i < 32; i++)
 114           printf ("%02x ", out[i] & 0xFF);
 115         printf ("\n");
 116         return 1;
 117       }
 118   }
 119
 120   return 0;
 121 }