root/maint/gnulib/tests/test-hmac-sha1.c

/* */

DEFINITIONS

1. hmac_check
2. main

   1 /*
   2  * Copyright (C) 2005, 2010-2021 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 <https://www.gnu.org/licenses/>.  */
  16 
  17 /* Written by Simon Josefsson.  */
  18 
  19 #include <config.h>
  20 
  21 #include "hmac.h"
  22 
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 
  27 static void
  28 hmac_check (const void *key, size_t key_len,
     /*  */
  29             const void *data, size_t data_len, const char *digest)
  30 {
  31   char out[20];
  32 
  33   if (hmac_sha1 (key, key_len, data, data_len, out) != 0)
  34     {
  35       printf ("call failure\n");
  36       exit (1);
  37     }
  38 
  39   if (memcmp (digest, out, 20) != 0)
  40     {
  41       size_t i;
  42       printf ("hash 1 mismatch. expected:\n");
  43       for (i = 0; i < 20; i++)
  44         printf ("%02x ", digest[i] & 0xFF);
  45       printf ("\ncomputed:\n");
  46       for (i = 0; i < 20; i++)
  47         printf ("%02x ", out[i] & 0xFF);
  48       printf ("\n");
  49       exit (1);
  50     }
  51 }
  52 
  53 int
  54 main (int argc, char *argv[])
     /*  */
  55 {
  56   {
  57     char key[16];
  58     size_t key_len = sizeof key;
  59     memset (key, '\x0b', sizeof key);
  60     char *data = "Hi There";
  61     size_t data_len = 8;
  62     char *digest =
  63       "\x67\x5b\x0b\x3a\x1b\x4d\xdf\x4e\x12\x48\x72\xda\x6c\x2f\x63\x2b"
  64       "\xfe\xd9\x57\xe9";
  65     hmac_check (key, key_len, data, data_len, digest);
  66   }
  67 
  68   {
  69     char *key = "Jefe";
  70     size_t key_len = 4;
  71     char *data = "what do ya want for nothing?";
  72     size_t data_len = 28;
  73     char *digest =
  74       "\xef\xfc\xdf\x6a\xe5\xeb\x2f\xa2\xd2\x74\x16\xd5\xf1\x84\xdf\x9c"
  75       "\x25\x9a\x7c\x79";
  76     hmac_check (key, key_len, data, data_len, digest);
  77   }
  78 
  79   {
  80     char key[20];
  81     size_t key_len = sizeof key;
  82     memset (key, '\xAA', sizeof key);
  83     char data[50];
  84     size_t data_len = sizeof data;
  85     memset (data, '\xDD', sizeof data);
  86     char *digest =
  87       "\x12\x5d\x73\x42\xb9\xac\x11\xcd\x91\xa3\x9a\xf4\x8a\xa1\x7b\x4f"
  88       "\x63\xf1\x75\xd3";
  89     hmac_check (key, key_len, data, data_len, digest);
  90   }
  91 
  92   {
  93     char key[65];
  94     size_t key_len = sizeof key;
  95     memset (key, '\x0b', sizeof key);
  96     char *data = "Hi There";
  97     size_t data_len = 8;
  98     char *digest =
  99       "\x29\xda\xa9\xe9\xcc\x4b\x9f\x09\x48\x29\xdc\xd4\x03\xc0\x69\x27"
 100       "\xd8\xa9\x53\x93";
 101     hmac_check (key, key_len, data, data_len, digest);
 102   }
 103   return 0;
 104 }

/* */