block_allocator.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 ** Magnus Norddahl
27 */
28 
29 #pragma once
30 
31 #include "system.h"
32 #include <memory>
33 
34 namespace clan
35 {
38 
39  class BlockAllocator_Impl;
40 
52  {
53  public:
56 
58 
61  void *allocate(int size);
62 
64 
65  void free();
66 
67  private:
68  std::shared_ptr<BlockAllocator_Impl> impl;
69  };
70 
83  {
84  public:
85  void *operator new(size_t size, BlockAllocator *allocator);
86  void operator delete(void *data, size_t size);
87  void operator delete(void *data, BlockAllocator *allocator);
88  };
89 
91 }
Definition: clanapp.h:35
BlockAllocator()
Block Allocator constructor.
void free()
Free the allocated memory.
Class with operator new/delete overloads for BlockAllocator.
Definition: block_allocator.h:82
Memory allocator that allocates in blocks.
Definition: block_allocator.h:51
void * allocate(int size)
Allocate memory (See note on this class for the allocation method)