The Tor Browser: security/nss/lib/freebl/mpi/tests/mptest-7.c@6474c204b198

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

     1 /*

     2  *  Simple test driver for MPI library

     3  *

     4  *  Test 7: Random and divisibility tests

     5  *

     6  * This Source Code Form is subject to the terms of the Mozilla Public

     7  * License, v. 2.0. If a copy of the MPL was not distributed with this

     8  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

    10 #include <stdio.h>

    11 #include <stdlib.h>

    12 #include <string.h>

    13 #include <ctype.h>

    14 #include <limits.h>

    15 #include <time.h>

    17 #define MP_IOFUNC 1

    18 #include "mpi.h"

    20 #include "mpprime.h"

    22 int main(int argc, char *argv[])

    23 {

    24   mp_digit  num;

    25   mp_int    a, b;

    27   srand(time(NULL));

    29   if(argc < 3) {

    30     fprintf(stderr, "Usage: %s <a> <b>\n", argv[0]);

    31     return 1;

    32   }

    34   printf("Test 7: Random & divisibility tests\n\n");

    36   mp_init(&a);

    37   mp_init(&b);

    39   mp_read_radix(&a, argv[1], 10);

    40   mp_read_radix(&b, argv[2], 10);

    42   printf("a = "); mp_print(&a, stdout); fputc('\n', stdout);

    43   printf("b = "); mp_print(&b, stdout); fputc('\n', stdout);

    45   if(mpp_divis(&a, &b) == MP_YES)

    46     printf("a is divisible by b\n");

    47   else

    48     printf("a is not divisible by b\n");

    50   if(mpp_divis(&b, &a) == MP_YES)

    51     printf("b is divisible by a\n");

    52   else

    53     printf("b is not divisible by a\n");

    55   printf("\nb = mpp_random()\n");

    56   mpp_random(&b);

    57   printf("b = "); mp_print(&b, stdout); fputc('\n', stdout);

    58   mpp_random(&b);

    59   printf("b = "); mp_print(&b, stdout); fputc('\n', stdout);

    60   mpp_random(&b);

    61   printf("b = "); mp_print(&b, stdout); fputc('\n', stdout);

    63   printf("\nTesting a for divisibility by first 170 primes\n");

    64   num = 170;

    65   if(mpp_divis_primes(&a, &num) == MP_YES)

    66     printf("It is divisible by at least one of them\n");

    67   else

    68     printf("It is not divisible by any of them\n");

    70   mp_clear(&b);

    71   mp_clear(&a);

    73   return 0;

    74 }

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