File: havaltest.c

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/*  $Id: havaltest.c,v 1.4 2003/01/20 05:44:48 lteo Exp $ */

/*
 *  havaltest.c:  specifies a test program for the HAVAL hashing library.
 *
 *  Copyright (c) 2003 Calyptix Security Corporation
 *  All rights reserved.
 *
 *  This code is derived from software contributed to Calyptix Security
 *  Corporation by Yuliang Zheng.
 *
 *  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.
 *  3. Neither the name of Calyptix Security Corporation nor the
 *     names of its contributors may be used to endorse or promote
 *     products derived from this software without specific prior
 *     written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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
 * COPYRIGHT OWNER OR CONTRIBUTORS 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.
 *
 * -------------------------------------------------------------------
 *
 *  Arguments for the test program:
 *
 *      (none)    - hash input from stdin
 *      ?,-?,-h   - show help menu
 *      -c        - hash certification data
 *      -e        - test whether your machine is little-endian
 *      -mstring  - hash message (string of chars)
 *      -s        - test speed
 *      file_name - hash file
 *
 *  Authors:    Yuliang Zheng and Lawrence Teo
 *              Calyptix Security Corporation
 *              P.O. Box 561508, Charlotte, NC 28213, USA
 *              Email: info@calyptix.com
 *              URL:   http://www.calyptix.com/
 *              Voice: +1 704 806 8635
 *
 *  For a list of changes, see the ChangeLog file.
 */

static char rcsid[] = "$Id: havaltest.c,v 1.4 2003/01/20 05:44:48 lteo Exp $";

#include <stdio.h>
#include <time.h>
#include <string.h>
#include <unistd.h>
/* #include "havalapp.h" */
#include "haval.h"
#include "config.h"

/* #define NUMBER_OF_BLOCKS 5000 */               /* number of test blocks */
/* #define BLOCK_SIZE       5000 */               /* number of bytes in a block */

static void haval_speed (void);             /* test the speed of HAVAL */
static void haval_cert (void);              /* hash test data set */
static void haval_print (unsigned char *);  /* print a fingerprint */
static int  little_endian (void);           /* test endianity */
static void usage (void);                   /* usage */

int main (int argc, char *argv[])
{
  int           i;
  unsigned char fingerprint[FPTLEN >> 3];

  if (argc <= 1) {
    haval_stdin ();                                /* filter */
  }
  for (i = 1; i < argc; i++) {
    if ((argv[i][0] == '?') ||                      /* show help info */
        (argv[i][0] == '-' && argv[i][1] == '?') ||
        (argv[i][0] == '-' && argv[i][1] == 'h')) {
        usage();
    } else if (argv[i][0] == '-' && argv[i][1] == 'm') {  /* hash string */
      haval_string (argv[i]+2, fingerprint);
      printf ("HAVAL(\"%s\") = ", argv[i]+2);
      haval_print (fingerprint);
      printf ("\n");
    } else if (strcmp (argv[i], "-c") == 0) {      /* hash test set */
      haval_cert ();
    } else if (strcmp (argv[i], "-s") == 0) {      /* test speed */
      haval_speed ();
    } else if (strcmp (argv[i], "-e") == 0) {      /* test endianity */
      if (little_endian()) {
        printf ("Your machine is little-endian.\n");
        printf ("You may define LITTLE_ENDIAN to speed up processing.\n");
      } else {
        printf ("Your machine is NOT little-endian.\n");
        printf ("You must NOT define LITTLE_ENDIAN.\n");
      }
    } else {                                       /* hash file */
      if (haval_file (argv[i], fingerprint)) {
        printf ("%s can not be opened !\n= ", argv[i]);
      } else {
        printf ("HAVAL(%s) = ", argv[i]);
        haval_print (fingerprint);
        printf ("\n");
      }
    }
  }
  return (0);
}

/* test the speed of HAVAL */
static void haval_speed (void)
{
  haval_state   state;
  unsigned char buff[BLOCK_SIZE];
  unsigned char fingerprint[FPTLEN >> 3];
  clock_t       clks;
  double        cpu_time;
  unsigned int  i;

  printf ("Test the speed of HAVAL (PASS = %d, FPTLEN = %d bits).\n", PASS, FPTLEN);
  printf ("Hashing %d %d-byte blocks ...\n", NUMBER_OF_BLOCKS, BLOCK_SIZE);

  /* initialize test block */
  for (i = 0; i < BLOCK_SIZE; i++) {
    buff[i] = ~0;
  }

  /* reset the clock */
  clock();

  /* hash */
  haval_start (&state);
  for (i = 0; i < NUMBER_OF_BLOCKS; i++) {
    haval_hash (&state, buff, BLOCK_SIZE);
  }
  haval_end (&state, fingerprint);

  /* get the number of clocks */
  clks = clock();
  /* get cpu time */
  cpu_time = (double)clks / (double)CLOCKS_PER_SEC;

  if (cpu_time > 0.0) {
    printf ("CPU Time = %3.1f seconds\n", cpu_time);
    printf ("   Speed = %4.2f MBPS (megabits/second)\n",
    (NUMBER_OF_BLOCKS * BLOCK_SIZE * 8)/(1.0E6 * cpu_time));
  } else {
    printf ("not enough blocks !\n");
  }
}

/* hash a set of certification data and print the results.  */
static void haval_cert (void)
{
  char          *str;
  unsigned char fingerprint[FPTLEN >> 3];

  printf ("\n");
  printf ("HAVAL certification data (PASS=%d, FPTLEN=%d):", PASS, FPTLEN);
  printf ("\n");

  str = "";
  haval_string (str, fingerprint);
  printf ("HAVAL(\"%s\") = ", str);
  haval_print (fingerprint);
  printf ("\n");

  str = "a";
  haval_string (str, fingerprint);
  printf ("HAVAL(\"%s\") = ", str);
  haval_print (fingerprint);
  printf ("\n");

  str = "HAVAL";
  haval_string (str, fingerprint);
  printf ("HAVAL(\"%s\") = ", str);
  haval_print (fingerprint);
  printf ("\n");

  str = "0123456789";
  haval_string (str, fingerprint);
  printf ("HAVAL(\"%s\") = ", str);
  haval_print (fingerprint);
  printf ("\n");

  str = "abcdefghijklmnopqrstuvwxyz";
  haval_string (str, fingerprint);
  printf ("HAVAL(\"%s\") = ", str);
  haval_print (fingerprint);
  printf ("\n");

  str = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
  haval_string (str, fingerprint);
  printf ("HAVAL(\"%s\")\n      = ", str);
  haval_print (fingerprint);
  printf ("\n");

  str = "pi.frac";
  if (haval_file (str, fingerprint)) {
    printf ("%s cannot be opened! Skipping test...\n", str);
  } else {
    printf ("HAVAL(%s) = ", str);
    haval_print (fingerprint);
    printf ("\n");
  }
}

/* test endianity */
static int little_endian(void)
{
  unsigned long *wp;
  unsigned char str[4] = {'A', 'B', 'C', 'D'};

  wp = (unsigned long *)str;
  if (str[0] == (unsigned char)( *wp & 0xFF)) {
    return (1);                       /* little endian */
  } else {
    return (0);                       /* big endian */
  }
}

/* print a fingerprint in hexadecimal */
static void haval_print (unsigned char fingerprint[FPTLEN >> 3])
{
  int i;

  for (i = 0; i < FPTLEN >> 3; i++) {
    printf ("%02X", fingerprint[i]);
  }
}

/* print usage */
static void usage (void)
{
  fprintf (stderr, "Usage: haval [OPTION] [FILE]...\n");
  fprintf (stderr, "  or:  haval -m [STRING]\n");
  fprintf (stderr, "Generates HAVAL hashes.\n");
  fprintf (stderr, "With no FILE, read standard input.\n\n");
  fprintf (stderr, "Compiled to use %d passes and a %d-bit fingerprint length.\n\n", PASS, FPTLEN);
  fprintf (stderr, "    ?/-?/-h    show help menu\n");
  fprintf (stderr, "    -c         hash certification data\n");
  fprintf (stderr, "    -e         test endianity\n");
  fprintf (stderr, "    -m string  hash the given string\n");
  fprintf (stderr, "    -s         test speed\n");
  fprintf (stderr, "\nReport bugs to <info@calyptix.com>.\n");
}