FreeNOS
random.cpp
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1 /*
2  * Copyright (C) 2015 Niek Linnenbank
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #include <Randomizer.h>
19 
20 extern C void srandom(unsigned int new_seed)
21 {
22  Randomizer rand;
23  rand.seed(new_seed);
24 }
25 
26 extern C long int random(void)
27 {
28  Randomizer rand;
29  return rand.next();
30 }
srandom
C void srandom(unsigned int new_seed)
Random number generator.
Definition: random.cpp:20
random
C long int random(void)
Random number generator.
Definition: random.cpp:26
Randomizer::seed
void seed(const ulong value)
Set a value as the current state.
Definition: Randomizer.cpp:22
C
#define C
Used to define external C functions.
Definition: Macros.h:134
Randomizer.h
Randomizer::next
ulong next()
Get next randomized value.
Definition: Randomizer.cpp:27
Randomizer
Produces random integers using the Linear congruential generator algorithm.
Definition: Randomizer.h:36