L4Re - L4 Runtime Environment
alloc.h
Go to the documentation of this file.
1 
5 /*
6  * (c) 2004-2009 Alexander Warg <warg@os.inf.tu-dresden.de>,
7  * Torsten Frenzel <frenzel@os.inf.tu-dresden.de>
8  * economic rights: Technische Universität Dresden (Germany)
9  *
10  * This file is part of TUD:OS and distributed under the terms of the
11  * GNU General Public License 2.
12  * Please see the COPYING-GPL-2 file for details.
13  *
14  * As a special exception, you may use this file as part of a free software
15  * library without restriction. Specifically, if other files instantiate
16  * templates or use macros or inline functions from this file, or you compile
17  * this file and link it with other files to produce an executable, this
18  * file does not by itself cause the resulting executable to be covered by
19  * the GNU General Public License. This exception does not however
20  * invalidate any other reasons why the executable file might be covered by
21  * the GNU General Public License.
22  */
23 #pragma once
24 
25 namespace L4 {
26 
31  class Alloc_list
32  {
33  public:
34  Alloc_list() : _free(0) {}
35  Alloc_list(void *blk, unsigned long size) : _free(0)
36  { free( blk, size); }
37 
38  void free(void *blk, unsigned long size);
39  void *alloc(unsigned long size);
40 
41  private:
42  struct Elem
43  {
44  Elem *next;
45  unsigned long size;
46  };
47 
48  Elem *_free;
49  };
50 }
A simple list-based allocator.
Definition: alloc.h:31
L4 low-level kernel interface.