75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
/* Test gmp_urandomm_ui.
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Copyright 2003, 2005 Free Software Foundation, Inc.
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This file is part of the GNU MP Library test suite.
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The GNU MP Library test suite is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of the License,
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or (at your option) any later version.
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The GNU MP Library test suite is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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Public License for more details.
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You should have received a copy of the GNU General Public License along with
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the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
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#include <stdio.h>
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#include <stdlib.h>
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#include "gmp-impl.h"
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#include "tests.h"
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/* Expect numbers generated by rstate to obey the limit requested. */
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void
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check_one (const char *name, gmp_randstate_ptr rstate)
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{
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static const unsigned long n_table[] = {
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1, 2, 3, 4, 5, 6, 7, 8,
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123, 456, 789,
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255, 256, 257,
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1023, 1024, 1025,
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32767, 32768, 32769,
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ULONG_MAX/2-2, ULONG_MAX/2-1, ULONG_MAX/2, ULONG_MAX/2+1, ULONG_MAX/2+2,
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ULONG_MAX-2, ULONG_MAX-1, ULONG_MAX,
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};
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unsigned long got, n;
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int i, j;
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for (i = 0; i < numberof (n_table); i++)
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{
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n = n_table[i];
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for (j = 0; j < 5; j++)
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{
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got = gmp_urandomm_ui (rstate, n);
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if (got >= n)
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{
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printf ("Return value out of range:\n");
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printf (" algorithm: %s\n", name);
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printf (" n: %#lx\n", n);
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printf (" got: %#lx\n", got);
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abort ();
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}
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}
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}
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}
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int
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main (int argc, char *argv[])
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{
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tests_start ();
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call_rand_algs (check_one);
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tests_end ();
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exit (0);
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}
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