tests/test-gc-arctwo.c

   1 /*
   2  * Copyright (C) 2005, 2010-2017 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, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <config.h>
  19
  20 #include <stdio.h>
  21 #include <string.h>
  22 #include "gc.h"
  23
  24 int
  25 main (int argc, char *argv[])
  26 {
  27   gc_cipher_handle ctx;
  28   /* Test vectors from RFC 2268. */
  29   static char key[8] = "\xff\xff\xff\xff\xff\xff\xff\xff";
  30   static char plaintext[8] = "\xff\xff\xff\xff\xff\xff\xff\xff";
  31   static const char ciphertext[8] = "\x27\x8b\x27\xe4\x2e\x2f\x0d\x49";
  32   char scratch[16];
  33   Gc_rc rc;
  34
  35   rc = gc_init ();
  36   if (rc != GC_OK)
  37     {
  38       printf ("gc_init() failed\n");
  39       return 1;
  40     }
  41
  42   rc = gc_cipher_open (GC_ARCTWO40, GC_ECB, &ctx);
  43   if (rc != GC_OK)
  44     return 1;
  45
  46   rc = gc_cipher_setkey (ctx, sizeof (key), key);
  47   if (rc != GC_OK)
  48     return 1;
  49
  50   memcpy (scratch, plaintext, sizeof (plaintext));
  51   rc = gc_cipher_encrypt_inline (ctx, sizeof (plaintext), scratch);
  52   if (rc != GC_OK)
  53     return 1;
  54
  55   if (memcmp (scratch, ciphertext, sizeof (ciphertext)))
  56     {
  57       size_t i;
  58       printf ("expected:\n");
  59       for (i = 0; i < 5; i++)
  60         printf ("%02x ", scratch[i] & 0xFF);
  61       printf ("\ncomputed:\n");
  62       for (i = 0; i < 5; i++)
  63         printf ("%02x ", ciphertext[i] & 0xFF);
  64       printf ("\n");
  65       return 1;
  66     }
  67
  68   /* decrypt */
  69
  70   rc = gc_cipher_setkey (ctx, sizeof (key), key);
  71   if (rc != GC_OK)
  72     return 1;
  73
  74   rc = gc_cipher_decrypt_inline (ctx, sizeof (plaintext), scratch);
  75   if (rc != GC_OK)
  76     return 1;
  77
  78   if (memcmp (scratch, plaintext, sizeof (plaintext)))
  79     {
  80       size_t i;
  81       printf ("expected:\n");
  82       for (i = 0; i < 5; i++)
  83         printf ("%02x ", plaintext[i] & 0xFF);
  84       printf ("\ncomputed:\n");
  85       for (i = 0; i < 5; i++)
  86         printf ("%02x ", scratch[i] & 0xFF);
  87       printf ("\n");
  88       return 1;
  89     }
  90
  91   gc_done ();
  92
  93   return 0;
  94 }