L4Re - L4 Runtime Environment
alloc.h
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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 Universit├Ąt 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 
24 #ifndef L4_CXX_ALLOC_H__
25 #define L4_CXX_ALLOC_H__
26 
27 namespace L4 {
28 
33  class Alloc_list
34  {
35  public:
36  Alloc_list() : _free(0) {}
37  Alloc_list( void *blk, unsigned long size ) : _free(0)
38  { free( blk, size ); }
39 
40  void free( void *blk, unsigned long size );
41  void *alloc( unsigned long size );
42 
43  private:
44  struct Elem
45  {
46  Elem *next;
47  unsigned long size;
48  };
49 
50  Elem *_free;
51  };
52 };
53 
54 #endif // L4_CXX_ALLOC_H__
55 
A simple list-based allocator.
Definition: alloc.h:33
L4 low-level kernel interface.
Definition: env:38