summaryrefslogtreecommitdiffstats
path: root/tests/helpers/c/prng.h
blob: 7b2ab924e4c005adfe3a937fea2215c40d81368d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
/*
 * Very simple prng to allow for randomized tests with reproducable
 * results.
 *
 * Copyright (C) 2012 by Open Source Routing.
 * Copyright (C) 2012 by Internet Systems Consortium, Inc. ("ISC")
 *
 * This file is part of Quagga
 *
 * Quagga is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * Quagga 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; see the file COPYING; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */
#ifndef _PRNG_H
#define _PRNG_H

struct prng;

struct prng* prng_new(unsigned long long seed);
int prng_rand(struct prng*);
const char * prng_fuzz(struct prng*,
                       const char *string,
                       const char *charset,
                       unsigned int operations);
void prng_free(struct prng *);

#endif