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comparison tests/test-rijndael.c @ 6382:d817a01950f3

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author Simon Josefsson <simon@josefsson.org>
date Mon, 17 Oct 2005 12:57:06 +0000
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children 633babea5f62
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6381:865e2ea2dde4 6382:d817a01950f3
1 /*
2 * Copyright (C) 2005 Free Software Foundation
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 2, 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 #ifdef HAVE_CONFIG_H
21 # include <config.h>
22 #endif
23
24 #include <stdio.h>
25 #include <string.h>
26 #include "rijndael-api-fst.h"
27
28 int
29 main (int argc, char *argv[])
30 {
31 int rc;
32 rijndaelKeyInstance key;
33 rijndaelCipherInstance cipher;
34 char in[RIJNDAEL_BITSPERBLOCK / 8];
35 char out[RIJNDAEL_BITSPERBLOCK / 8];
36 char pt[] = "\x00\x00\x00\x00\x00\x00\x00\x00"
37 "\x00\x00\x00\x00\x00\x00\x00\x00";
38 char ct[] = "\xC3\x4C\x05\x2C\xC0\xDA\x8D\x73"
39 "\x45\x1A\xFE\x5F\x03\xBE\x29\x7F";
40 size_t i;
41
42 rc = rijndaelMakeKey (&key, RIJNDAEL_DIR_ENCRYPT,
43 128, "00000000000000000000000000000000");
44 if (rc != 0)
45 printf ("makeKey failed %d\n", rc);
46
47 rc = rijndaelCipherInit (&cipher, RIJNDAEL_MODE_ECB, NULL);
48 if (rc != 0)
49 printf ("cipherInit failed %d\n", rc);
50
51 memset (in, 0, RIJNDAEL_BITSPERBLOCK / 8);
52
53 for (i = 0; i < 10000; i++)
54 {
55 rc = rijndaelBlockEncrypt (&cipher, &key, in, 128, out);
56 if (rc < 0)
57 printf ("blockEncrypt failed %d\n", rc);
58
59 memcpy (in, out, RIJNDAEL_BITSPERBLOCK / 8);
60 }
61
62 if (memcmp (out, ct, RIJNDAEL_BITSPERBLOCK / 8) != 0)
63 {
64 size_t i;
65 printf ("expected:\n");
66 for (i = 0; i < RIJNDAEL_BITSPERBLOCK / 8; i++)
67 printf ("%02x ", ct[i] & 0xFF);
68 printf ("\ncomputed:\n");
69 for (i = 0; i < RIJNDAEL_BITSPERBLOCK / 8; i++)
70 printf ("%02x ", out[i] & 0xFF);
71 printf ("\n");
72 return 1;
73 }
74
75 rc = rijndaelMakeKey (&key, RIJNDAEL_DIR_DECRYPT,
76 128, "00000000000000000000000000000000");
77 if (rc != 0)
78 printf ("makeKey failed %d\n", rc);
79
80 rc = rijndaelCipherInit (&cipher, RIJNDAEL_MODE_ECB, NULL);
81 if (rc != 0)
82 printf ("cipherInit failed %d\n", rc);
83
84 for (i = 0; i < 10000; i++)
85 {
86 memcpy (in, out, RIJNDAEL_BITSPERBLOCK / 8);
87
88 rc = rijndaelBlockDecrypt (&cipher, &key, in, 128, out);
89 if (rc < 0)
90 printf ("blockEncrypt failed %d\n", rc);
91 }
92
93 if (memcmp (out, pt, RIJNDAEL_BITSPERBLOCK / 8) != 0)
94 {
95 size_t i;
96 printf ("expected:\n");
97 for (i = 0; i < RIJNDAEL_BITSPERBLOCK / 8; i++)
98 printf ("%02x ", pt[i] & 0xFF);
99 printf ("\ncomputed:\n");
100 for (i = 0; i < RIJNDAEL_BITSPERBLOCK / 8; i++)
101 printf ("%02x ", out[i] & 0xFF);
102 printf ("\n");
103 return 1;
104 }
105
106 return 0;
107 }