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/* Test gmp_randinit_set.
Copyright 2003 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
The GNU MP Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version.
The GNU MP Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the GNU MP Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
#include <stdio.h>
#include <stdlib.h>
#include "gmp.h"
#include "gmp-impl.h"
#include "tests.h"
/* expect after a gmp_randinit_set that the new and old generators will
produce the same sequence of numbers */
void
check_one (const char *name, gmp_randstate_ptr src)
{
gmp_randstate_t dst;
mpz_t sz, dz;
int i;
gmp_randinit_set (dst, src);
mpz_init (sz);
mpz_init (dz);
for (i = 0; i < 20; i++)
{
mpz_urandomb (sz, src, 123);
mpz_urandomb (dz, dst, 123);
if (mpz_cmp (sz, dz) != 0)
{
printf ("gmp_randinit_set didn't duplicate randstate\n");
printf (" algorithm: %s\n", name);
gmp_printf (" from src: %#Zx\n", sz);
gmp_printf (" from dst: %#Zx\n", dz);
abort ();
}
}
mpz_clear (sz);
mpz_clear (dz);
gmp_randclear (dst);
}
int
main (int argc, char *argv[])
{
tests_start ();
call_rand_algs (check_one);
tests_end ();
exit (0);
}
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