random.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2016 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  {
48  public:
52  Random(int cache_size = 1024);
53 
58  void get_random_bytes(unsigned char *out_dest_ptr, int num_bytes);
59 
64  void get_random_bytes_nzero(unsigned char *out_dest_ptr, int num_bytes);
65 
70  bool get_random_bool();
71 
72  private:
73  std::shared_ptr<Random_Impl> impl;
74  };
75 
77 }
Definition: clanapp.h:35
Random class.
Definition: random.h:46
void get_random_bytes_nzero(unsigned char *out_dest_ptr, int num_bytes)
Get the random bytes excluding bytes containing 0.
void get_random_bytes(unsigned char *out_dest_ptr, int num_bytes)
Get the random bytes.
Random(int cache_size=1024)
Constructs the object.
bool get_random_bool()
Get the random boolean.