/*	$OpenBSD: cryptotest.c,v 1.13 2004/04/07 22:45:50 ho Exp $	*//*	$EOM: cryptotest.c,v 1.5 1998/10/07 16:40:49 niklas Exp $	*//* * Copyright (c) 1998 Niels Provos.  All rights reserved. * Copyright (c) 2001 Niklas Hallqvist.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in the *    documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *//* * This code was written under funding by Ericsson Radio Systems. */#include <sys/param.h>#include <ctype.h>#include <stdlib.h>#include <stdio.h>#include <string.h>#include "crypto.h"void test_crypto (enum transform);#define SET_KEY(x,y) {size_t i; for (i=0; i < (y); i++) (x)[i] = i;}intverify_buf (u_int8_t *buf, u_int16_t len){  int i;  for (i = 0; i < len; i++)    if (buf[i] != i)      return 0;  return 1;}#define nibble2bin(y) (tolower((y)) < 'a' ? (y) - '0': tolower((y)) - 'a' + 10)#define hexchar2bin(x) ((nibble2bin((x)[0]) << 4) + nibble2bin((x)[1]))#define nibble2c(x) ((x) >= 10 ? ('a'-10+(x)) : ('0' + (x)))static void asc2bin (u_int8_t *bin, u_int8_t *asc, u_int16_t len){  int i;  for (i = 0; i < len; i += 2, asc += 2)    {      *bin++ = hexchar2bin(asc);    }}voidspecial_test_blf (void){  u_int8_t *akey = "0123456789ABCDEFF0E1D2C3B4A59687";  u_int8_t *aiv = "FEDCBA9876543210";  u_int8_t data[] = "7654321 Now is the time for \0\0\0"; /* len 29 */  u_int8_t *acipher    = "6B77B4D63006DEE605B156E27403979358DEB9E7154616D959F1652BD5FF92CCE7";  u_int8_t key[16], cipher[32], iv[8];  struct crypto_xf *xf;  struct keystate *ks;  enum cryptoerr err;  int i;  asc2bin (key, akey, strlen (akey));  asc2bin (iv, aiv, strlen (aiv));  asc2bin (cipher, acipher, 64);  xf = crypto_get (BLOWFISH_CBC);  printf ("Special Test-Case %s: ", xf->name);  ks = crypto_init (xf, key, 16, &err);  if (!ks)    {      printf ("FAILED (init %d)", err);      goto fail;    }  crypto_init_iv (ks, iv, xf->blocksize);  crypto_encrypt (ks, data, 32);  for (i = 0; i < 32; i++)    if (data[i] != cipher[i])	break;  if (i < 32)    printf ("FAILED ");  else    printf ("OKAY ");  free (ks);fail:  printf ("\n");  return;}intmain (void){  test_crypto (DES_CBC);  test_crypto (TRIPLEDES_CBC);  test_crypto (BLOWFISH_CBC);  test_crypto (CAST_CBC);  test_crypto (AES_CBC);  special_test_blf ();  return 1;}voiddump_buf (u_int8_t *buf, size_t len){  size_t i;  for (i = 0; i < len; i++)    printf ("%02x ", buf[i]);  printf ("\n");}voidtest_crypto (enum transform which){  u_int8_t buf[256];  struct crypto_xf *xf;  struct keystate *ks;  enum cryptoerr err;  xf = crypto_get (which);  printf ("Testing %s: ", xf->name);  SET_KEY (buf, xf->keymax);  ks = crypto_init (xf, buf, xf->keymax, &err);  if (!ks)    {      printf ("FAILED (init %d)", err);      goto fail;    }  SET_KEY (buf, sizeof (buf));  crypto_init_iv (ks, buf, xf->blocksize);  crypto_encrypt (ks, buf, sizeof (buf));  dump_buf (buf, sizeof buf);  crypto_decrypt (ks, buf, sizeof (buf));  if (!verify_buf (buf, sizeof (buf)))    printf ("FAILED ");  else    printf ("OKAY ");  free (ks); fail:  printf ("\n");  return;}