lib/hcrypto/test_cipher.c

   1 /*
   2  * Copyright (c) 2006 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #ifdef HAVE_CONFIG_H
  35 #include <config.h>
  36 #endif
  37
  38 #ifdef RCSID
  39 RCSID("$Id$");
  40 #endif
  41
  42 #include <sys/types.h>
  43 #include <limits.h>
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <string.h>
  47 #include <getarg.h>
  48 #include <roken.h>
  49
  50 #include <evp.h>
  51 #include <hex.h>
  52 #include <err.h>
  53
  54 struct tests {
  55     const char *name;
  56     void *key;
  57     size_t keysize;
  58     void *iv;
  59     size_t datasize;
  60     void *indata;
  61     void *outdata;
  62     size_t outdatasize;
  63 };
  64
  65 struct tests aes_tests[] = {
  66     { "aes-256",
  67       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
  68       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
  69       32,
  70       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
  71       16,
  72       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
  73       "\xdc\x95\xc0\x78\xa2\x40\x89\x89\xad\x48\xa2\x14\x92\x84\x20\x87"
  74     }
  75 };
  76
  77 struct tests rc2_40_tests[] = {
  78     { "rc2-40",
  79       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
  80       16,
  81       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
  82       16,
  83       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
  84       "\xc0\xb8\xff\xa5\xd6\xeb\xc9\x62\xcc\x52\x5f\xfe\x9a\x3c\x97\xe6"
  85     }
  86 };
  87
  88 struct tests des_ede3_tests[] = {
  89     { "des-ede3",
  90       "1917ffe6bb772efc297643bc63567e9a002e4d431d5ffd58",
  91       24,
  92       "\xbf\x9a\x12\xb7\x26\x69\xfd\x05",
  93       16,
  94       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
  95       "\x9d\x50\xf4\xc6\x01\xdb\x45\x49\x11\x8f\x36\x06\x06\x08\x2e\xe5"
  96     }
  97 };
  98
  99 struct tests camellia128_tests[] = {
 100     { "camellia128",
 101       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
 102       16,
 103       "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
 104       16,
 105       "\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
 106       "\x07\x92\x3A\x39\xEB\x0A\x81\x7D\x1C\x4D\x87\xBD\xB8\x2D\x1F\x1C"
 107     }
 108 };
 109
 110
 111 static int
 112 test_cipher(const EVP_CIPHER *c, struct tests *t)
 113 {
 114     EVP_CIPHER_CTX ectx;
 115     EVP_CIPHER_CTX dctx;
 116     void *d;
 117
 118     EVP_CIPHER_CTX_init(&ectx);
 119     EVP_CIPHER_CTX_init(&dctx);
 120
 121     if (!EVP_CipherInit_ex(&ectx, c, NULL, t->key, t->iv, 1))
 122         errx(1, "%s: EVP_CipherInit_ex encrypt", t->name);
 123     if (!EVP_CipherInit_ex(&dctx, c, NULL, t->key, t->iv, 0))
 124         errx(1, "%s: EVP_CipherInit_ex decrypt", t->name);
 125
 126     d = emalloc(t->datasize);
 127
 128     if (!EVP_Cipher(&ectx, d, t->indata, t->datasize))
 129         return 1;
 130
 131     if (memcmp(d, t->outdata, t->datasize) != 0) {
 132         char *s;
 133         hex_encode(d, t->datasize, &s);
 134         errx(1, "%s: decrypt not the same: %s\n", t->name, s);
 135     }
 136
 137     if (!EVP_Cipher(&dctx, d, d, t->datasize))
 138         return 1;
 139
 140     if (memcmp(d, t->indata, t->datasize) != 0) {
 141         char *s;
 142         hex_encode(d, t->datasize, &s);
 143         errx(1, "%s: decrypt not the same: %s\n", t->name, s);
 144     }
 145
 146     EVP_CIPHER_CTX_cleanup(&ectx);
 147     EVP_CIPHER_CTX_cleanup(&dctx);
 148     free(d);
 149
 150     return 0;
 151 }
 152
 153 static int version_flag;
 154 static int help_flag;
 155
 156 static struct getargs args[] = {
 157     { "version",        0,      arg_flag,       &version_flag,
 158       "print version", NULL },
 159     { "help",           0,      arg_flag,       &help_flag,
 160       NULL,     NULL }
 161 };
 162
 163 static void
 164 usage (int ret)
 165 {
 166     arg_printusage (args,
 167                     sizeof(args)/sizeof(*args),
 168                     NULL,
 169                     "");
 170     exit (ret);
 171 }
 172
 173 int
 174 main(int argc, char **argv)
 175 {
 176     int ret = 0;
 177     int i, idx = 0;
 178
 179     setprogname(argv[0]);
 180
 181     if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &idx))
 182         usage(1);
 183
 184     if (help_flag)
 185         usage(0);
 186
 187     if(version_flag){
 188         print_version(NULL);
 189         exit(0);
 190     }
 191
 192     argc -= idx;
 193     argv += idx;
 194
 195     for (i = 0; i < sizeof(aes_tests)/sizeof(aes_tests[0]); i++)
 196         ret += test_cipher(EVP_aes_256_cbc(), &aes_tests[i]);
 197     for (i = 0; i < sizeof(rc2_40_tests)/sizeof(rc2_40_tests[0]); i++)
 198         ret += test_cipher(EVP_rc2_40_cbc(), &rc2_40_tests[i]);
 199     for (i = 0; i < sizeof(des_ede3_tests)/sizeof(des_ede3_tests[0]); i++)
 200         ret += test_cipher(EVP_des_ede3_cbc(), &des_ede3_tests[i]);
 201     for (i = 0; i < sizeof(camellia128_tests)/sizeof(camellia128_tests[0]); i++)
 202         ret += test_cipher(EVP_camellia_128_cbc(), &camellia128_tests[i]);
 203
 204     return ret;
 205 }