The Tor Browser: netwerk/srtp/src/crypto/test/auth_driver.c@6474c204b198 (annotated)

netwerk/srtp/src/crypto/test/auth_driver.c@6474c204b198 (annotated)

netwerk/srtp/src/crypto/test/auth_driver.c

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /*
  * auth_driver.c
  *
  * a driver for auth functions
  *
  * David A. McGrew
  * Cisco Systems, Inc.
  */
 /*
  *
  * Copyright (c) 2001-2006, Cisco Systems, Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  *   Redistributions of source code must retain the above copyright
  *   notice, this list of conditions and the following disclaimer.
  *
  *   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.
  *
  *   Neither the name of the Cisco Systems, Inc. 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 HOLDERS 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.
  *
  */
 #include <stdio.h>    /* for printf() */
 #include <stdlib.h>   /* for xalloc() */
 #include <unistd.h>   /* for getopt() */
 #include "auth.h"
 #include "null_auth.h"
 #define PRINT_DEBUG_DATA 0
 extern auth_type_t tmmhv2;
 const uint16_t msg0[9] = {
 x6015, 0xf141, 0x5ba1, 0x29a0, 0xf604, 0xd1c, 0x2d9, 0xaa8a, 0x7931
 };
 /* key1 is for TAG_WORDS = 2 */
 const uint16_t key1[47] = {
 xe627, 0x6a01, 0x5ea7, 0xf27a, 0xc536, 0x2192, 0x11be, 0xea35,
 xdb9d, 0x63d6, 0xfa8a, 0xfc45, 0xe08b, 0xd216, 0xced2, 0x7853,
 x1a82, 0x22f5, 0x90fb, 0x1c29, 0x708e, 0xd06f, 0x82c3, 0xbee6,
 x4f21, 0x6f33, 0x65c0, 0xd211, 0xc25e, 0x9138, 0x4fa3, 0x7c1f,
 x61ac, 0x3489, 0x2976, 0x8c19, 0x8252, 0xddbf, 0xcad3, 0xc28f,
 x68d6, 0x58dd, 0x504f, 0x2bbf, 0x0278, 0x70b7, 0xcfca
 };
 double
 auth_bits_per_second(auth_t *h, int msg_len);
 void
 usage(char *prog_name) {
   printf("usage: %s [ -t | -v ]\n", prog_name);
   exit(255);
 }
 #define MAX_MSG_LEN 2048
 int
 main (int argc, char *argv[]) {
   auth_t *a = NULL;
   err_status_t status;
   int i;
   int c;
   unsigned do_timing_test = 0;
   unsigned do_validation = 0;
   /* process input arguments */
   while (1) {
     c = getopt(argc, argv, "tv");
     if (c == -1)
       break;
     switch (c) {
     case 't':
       do_timing_test = 1;
       break;
     case 'v':
       do_validation = 1;
       break;
     default:
       usage(argv[0]);
     }
   }
   printf("auth driver\nDavid A. McGrew\nCisco Systems, Inc.\n");
   if (!do_validation && !do_timing_test)
     usage(argv[0]);
   if (do_validation) {
     printf("running self-test for %s...", tmmhv2.description);
     status = tmmhv2_add_big_test();
     if (status) {
       printf("tmmhv2_add_big_test failed with error code %d\n", status);
       exit(status);
     }
     status = auth_type_self_test(&tmmhv2);
     if (status) {
       printf("failed with error code %d\n", status);
       exit(status);
     }
     printf("passed\n");
   }
   if (do_timing_test) {
     /* tmmhv2 timing test */
     status = auth_type_alloc(&tmmhv2, &a, 94, 4);
     if (status) {
       fprintf(stderr, "can't allocate tmmhv2\n");
       exit(status);
     }
     status = auth_init(a, (uint8_t *)key1);
     if (status) {
       printf("error initializaing auth function\n");
       exit(status);
     }
     printf("timing %s (tag length %d)\n",
 	   tmmhv2.description, auth_get_tag_length(a));
     for (i=8; i <= MAX_MSG_LEN; i *= 2)
       printf("msg len: %d\tgigabits per second: %f\n",
 	     i, auth_bits_per_second(a, i) / 1E9);
     status = auth_dealloc(a);
     if (status) {
       printf("error deallocating auth function\n");
       exit(status);
     }
   }
   return 0;
 }
 #define NUM_TRIALS 100000
 #include <time.h>
 double
 auth_bits_per_second(auth_t *a, int msg_len_octets) {
   int i;
   clock_t timer;
   uint8_t *result;
   int msg_len = (msg_len_octets + 1)/2;
   uint16_t *msg_string;
   /* create random message */
   msg_string = (uint16_t *) crypto_alloc(msg_len_octets);
   if (msg_string == NULL)
     return 0.0; /* indicate failure */
   for (i=0; i < msg_len; i++)
     msg_string[i] = (uint16_t) random();
   /* allocate temporary storage for authentication tag */
   result = crypto_alloc(auth_get_tag_length(a));
   if (result == NULL) {
     free(msg_string);
     return 0.0; /* indicate failure */
   }
   timer = clock();
   for (i=0; i < NUM_TRIALS; i++) {
     auth_compute(a, (uint8_t *)msg_string, msg_len_octets, (uint8_t *)result);
   }
   timer = clock() - timer;
   free(msg_string);
   free(result);
   return (double) NUM_TRIALS * 8 * msg_len_octets * CLOCKS_PER_SEC / timer;
 }

The Tor Browser / annotate

netwerk/srtp/src/crypto/test/auth_driver.c@6474c204b198 (annotated)

netwerk/srtp/src/crypto/test/auth_driver.c