libcommonc++  0.7
AllocationMap.h++
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1 /* ---------------------------------------------------------------------------
2  commonc++ - A C++ Common Class Library
3  Copyright (C) 2005-2014 Mark A Lindner
4 
5  This file is part of commonc++.
6 
7  This library is free software; you can redistribute it and/or
8  modify it under the terms of the GNU Library General Public
9  License as published by the Free Software Foundation; either
10  version 2 of the License, or (at your option) any later version.
11 
12  This library is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  Library General Public License for more details.
16 
17  You should have received a copy of the GNU Library General Public
18  License along with this library; if not, write to the Free
19  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20  ---------------------------------------------------------------------------
21 */
22 
23 #ifndef __ccxx_AllocationMap_hxx
24 #define __ccxx_AllocationMap_hxx
25 
26 #include <commonc++/Common.h++>
27 #include <commonc++/BitSet.h++>
28 
29 namespace ccxx {
30 
37 {
38  public:
39 
45  AllocationMap(size_t size);
46 
48  ~AllocationMap();
49 
55  int reserve();
56 
64  bool release(uint_t index);
65 
73  bool isReserved(uint_t index) const;
74 
80  inline uint_t getSize() const
81  { return(_bitset.getSize()); }
82 
83  private:
84 
85  BitSet _bitset;
86 };
87 
88 } // namespace ccxx
89 
90 #endif // __ccxx_AllocationMap_hxx
unsigned int uint_t
An alias for unsigned int.
Definition: Integers.h++:74
A compact representation of an array of bits (boolean values).
Definition: BitSet.h++:42
An index allocation map.
Definition: AllocationMap.h++:36
#define COMMONCPP_API
Definition: Common.h++:126
Definition: AllocationMap.c++:25
uint_t getSize() const
Get the size of the map.
Definition: AllocationMap.h++:80