/src/gmp-6.2.1/mpz/urandomb.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* mpz_urandomb (rop, state, n) -- Generate a uniform pseudorandom |
2 | | integer in the range 0 to 2^N - 1, inclusive, using STATE as the |
3 | | random state previously initialized by a call to gmp_randinit(). |
4 | | |
5 | | Copyright 1999, 2000, 2002 Free Software Foundation, Inc. |
6 | | |
7 | | This file is part of the GNU MP Library. |
8 | | |
9 | | The GNU MP Library is free software; you can redistribute it and/or modify |
10 | | it under the terms of either: |
11 | | |
12 | | * the GNU Lesser General Public License as published by the Free |
13 | | Software Foundation; either version 3 of the License, or (at your |
14 | | option) any later version. |
15 | | |
16 | | or |
17 | | |
18 | | * the GNU General Public License as published by the Free Software |
19 | | Foundation; either version 2 of the License, or (at your option) any |
20 | | later version. |
21 | | |
22 | | or both in parallel, as here. |
23 | | |
24 | | The GNU MP Library is distributed in the hope that it will be useful, but |
25 | | WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
26 | | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
27 | | for more details. |
28 | | |
29 | | You should have received copies of the GNU General Public License and the |
30 | | GNU Lesser General Public License along with the GNU MP Library. If not, |
31 | | see https://www.gnu.org/licenses/. */ |
32 | | |
33 | | #include "gmp-impl.h" |
34 | | |
35 | | void |
36 | | mpz_urandomb (mpz_ptr rop, gmp_randstate_t rstate, mp_bitcnt_t nbits) |
37 | 0 | { |
38 | 0 | mp_ptr rp; |
39 | 0 | mp_size_t size; |
40 | |
|
41 | 0 | size = BITS_TO_LIMBS (nbits); |
42 | 0 | rp = MPZ_NEWALLOC (rop, size); |
43 | |
|
44 | 0 | _gmp_rand (rp, rstate, nbits); |
45 | 0 | MPN_NORMALIZE (rp, size); |
46 | 0 | SIZ (rop) = size; |
47 | 0 | } |