tests/test-gc-md5.c

   1 /*
   2  * Copyright (C) 2005, 2010-2011 Free Software Foundation, Inc.
   3  * Written by Simon Josefsson
   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, or (at your option)
   8  * 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  18  * 02110-1301, USA.  */
  19
  20 #include <config.h>
  21
  22 #include <stdio.h>
  23 #include <string.h>
  24 #include "gc.h"
  25
  26 int
  27 main (int argc, char *argv[])
  28 {
  29   Gc_rc rc;
  30   gc_hash_handle h;
  31
  32   rc = gc_init ();
  33   if (rc != GC_OK)
  34     {
  35       printf ("gc_init() failed\n");
  36       return 1;
  37     }
  38
  39   /* Test vectors from RFC 1321. */
  40
  41   {
  42     char *in = "abcdefghijklmnopqrstuvwxyz";
  43     size_t inlen = strlen (in);
  44     char *expect =
  45       "\xc3\xfc\xd3\xd7\x61\x92\xe4\x00\x7d\xfb\x49\x6c\xca\x67\xe1\x3b";
  46     char out[16];
  47     const char *p;
  48
  49     /* MD5 ("abcdefghijklmnopqrstuvwxyz") = c3fcd3d76192e4007dfb496cca67e13b */
  50
  51     if (gc_md5 (in, inlen, out) != 0)
  52       {
  53         printf ("gc_md5 call failed\n");
  54         return 1;
  55       }
  56
  57     if (memcmp (out, expect, 16) != 0)
  58       {
  59         size_t i;
  60         printf ("md5 1 mismatch. expected:\n");
  61         for (i = 0; i < 16; i++)
  62           printf ("%02x ", expect[i] & 0xFF);
  63         printf ("\ncomputed:\n");
  64         for (i = 0; i < 16; i++)
  65           printf ("%02x ", out[i] & 0xFF);
  66         printf ("\n");
  67         return 1;
  68       }
  69
  70     if (gc_hash_buffer (GC_MD5, in, inlen, out) != 0)
  71       {
  72         printf ("gc_hash_buffer(MD5) call failed\n");
  73         return 1;
  74       }
  75
  76     if (memcmp (out, expect, 16) != 0)
  77       {
  78         size_t i;
  79         printf ("md5 2 mismatch. expected:\n");
  80         for (i = 0; i < 16; i++)
  81           printf ("%02x ", expect[i] & 0xFF);
  82         printf ("\ncomputed:\n");
  83         for (i = 0; i < 16; i++)
  84           printf ("%02x ", out[i] & 0xFF);
  85         printf ("\n");
  86         return 1;
  87       }
  88
  89     if (gc_hash_digest_length (GC_MD5) != 16)
  90       {
  91         printf ("gc_hash_digest_length (GC_MD5) failed\n");
  92         return 1;
  93       }
  94
  95     if ((rc = gc_hash_open (GC_MD5, 0, &h)) != GC_OK)
  96       {
  97         printf ("gc_hash_open(GC_MD5) failed (%d)\n", rc);
  98         return 1;
  99       }
 100
 101     gc_hash_write (h, inlen, in);
 102
 103     p = gc_hash_read (h);
 104
 105     if (!p)
 106       {
 107         printf ("gc_hash_read failed\n");
 108         return 1;
 109       }
 110
 111     if (memcmp (p, expect, 16) != 0)
 112         {
 113         size_t i;
 114         printf ("md5 3 mismatch. expected:\n");
 115         for (i = 0; i < 16; i++)
 116           printf ("%02x ", expect[i] & 0xFF);
 117         printf ("\ncomputed:\n");
 118         for (i = 0; i < 16; i++)
 119           printf ("%02x ", p[i] & 0xFF);
 120         printf ("\n");
 121         return 1;
 122       }
 123
 124     gc_hash_close (h);
 125   }
 126
 127   gc_done ();
 128
 129   return 0;
 130 }