random.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Mark Page
27 */
28
29
30 #pragma once
31
32 #include <memory>
33
34 namespace clan
35 {
38
39 class DataBuffer;
40 class Random_Impl;
41 class Random;
42
46 class Random
47 {
50
51 public:
55 Random(int cache_size = 1024);
56
60
61 public:
62
66
67 public:
72 void get_random_bytes(unsigned char *out_dest_ptr, int num_bytes);
73
78 void get_random_bytes_nzero(unsigned char *out_dest_ptr, int num_bytes);
79
84 bool get_random_bool();
85
89
90 private:
91 std::shared_ptr<Random_Impl> impl;
93 };
94
95 }
96
clan
Definition: clanapp.h:35
clan::Random
Random class.
Definition: random.h:46
clan::Random::get_random_bytes_nzero
void get_random_bytes_nzero(unsigned char *out_dest_ptr, int num_bytes)
Get the random bytes excluding bytes containing 0.
clan::Random::get_random_bool
bool get_random_bool()
Get the random boolean.
clan::Random::get_random_bytes
void get_random_bytes(unsigned char *out_dest_ptr, int num_bytes)
Get the random bytes.
clan::Random::Random
Random(int cache_size=1024)
Constructs the object.