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

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

netwerk/srtp/src/crypto/test/stat_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.

 /*
  * stat-driver.c
  *
  * test driver for the stat_test 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 "err.h"
 #include "stat.h"
 #include "cipher.h"
 typedef struct {
   void *state;
 } random_source_t;
 err_status_t
 random_source_alloc(void);
 void
 err_check(err_status_t s) {
   if (s) {
     printf("error (code %d)\n", s);
     exit(1);
   }
 }
 int
 main (int argc, char *argv[]) {
   uint8_t buffer[2500];
   unsigned int buf_len = 2500;
   int i, j;
   extern cipher_type_t aes_icm;
   cipher_t *c;
   uint8_t key[46] = {
 x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 x00, 0x01, 0x02, 0x03, 0x04, 0x05
     };
   v128_t nonce;
   int num_trials = 500;
   int num_fail;
   printf("statistical tests driver\n");
   for (i=0; i < 2500; i++)
     buffer[i] = 0;
   /* run tests */
   printf("running stat_tests on all-null buffer, expecting failure\n");
   printf("monobit %d\n", stat_test_monobit(buffer));
   printf("poker   %d\n", stat_test_poker(buffer));
   printf("runs    %d\n", stat_test_runs(buffer));
   for (i=0; i < 2500; i++)
     buffer[i] = rand();
   printf("running stat_tests on rand(), expecting success\n");
   printf("monobit %d\n", stat_test_monobit(buffer));
   printf("poker   %d\n", stat_test_poker(buffer));
   printf("runs    %d\n", stat_test_runs(buffer));
   printf("running stat_tests on AES-128-ICM, expecting success\n");
   /* set buffer to cipher output */
   for (i=0; i < 2500; i++)
     buffer[i] = 0;
   err_check(cipher_type_alloc(&aes_icm, &c, 30));
   err_check(cipher_init(c, key, direction_encrypt));
   err_check(cipher_set_iv(c, &nonce));
   err_check(cipher_encrypt(c, buffer, &buf_len));
   /* run tests on cipher outout */
   printf("monobit %d\n", stat_test_monobit(buffer));
   printf("poker   %d\n", stat_test_poker(buffer));
   printf("runs    %d\n", stat_test_runs(buffer));
   printf("runs test (please be patient): ");
   fflush(stdout);
   num_fail = 0;
   v128_set_to_zero(&nonce);
   for(j=0; j < num_trials; j++) {
     for (i=0; i < 2500; i++)
       buffer[i] = 0;
     nonce.v32[3] = i;
     err_check(cipher_set_iv(c, &nonce));
     err_check(cipher_encrypt(c, buffer, &buf_len));
     if (stat_test_runs(buffer)) {
       num_fail++;
     }
   }
   printf("%d failures in %d tests\n", num_fail, num_trials);
   printf("(nota bene: a small fraction of stat_test failures does not \n"
 	 "indicate that the random source is invalid)\n");
   err_check(cipher_dealloc(c));
   printf("running stat_tests on AES-256-ICM, expecting success\n");
   /* set buffer to cipher output */
   for (i=0; i < 2500; i++)
     buffer[i] = 0;
   err_check(cipher_type_alloc(&aes_icm, &c, 46));
   err_check(cipher_init(c, key, direction_encrypt));
   err_check(cipher_set_iv(c, &nonce));
   err_check(cipher_encrypt(c, buffer, &buf_len));
   /* run tests on cipher outout */
   printf("monobit %d\n", stat_test_monobit(buffer));
   printf("poker   %d\n", stat_test_poker(buffer));
   printf("runs    %d\n", stat_test_runs(buffer));
   printf("runs test (please be patient): ");
   fflush(stdout);
   num_fail = 0;
   v128_set_to_zero(&nonce);
   for(j=0; j < num_trials; j++) {
     for (i=0; i < 2500; i++)
       buffer[i] = 0;
     nonce.v32[3] = i;
     err_check(cipher_set_iv(c, &nonce));
     err_check(cipher_encrypt(c, buffer, &buf_len));
     if (stat_test_runs(buffer)) {
       num_fail++;
     }
   }
   printf("%d failures in %d tests\n", num_fail, num_trials);
   printf("(nota bene: a small fraction of stat_test failures does not \n"
 	 "indicate that the random source is invalid)\n");
   err_check(cipher_dealloc(c));
   return 0;
 }

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

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