1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef __KERNEL_MODE__
const int MAXSMALLPAGEBITS = 68<<3;
#define MINPAGEPOWER PAGESHIFT+2
struct paged_bitmap
{
public:
inline paged_bitmap() : iBase(0), iNbits(0) {}
void Init(unsigned char* p, unsigned size, unsigned bit);
//
inline unsigned char* Addr() const;
inline unsigned Size() const;
//
inline void Set(unsigned ix, unsigned bit);
inline unsigned operator[](unsigned ix) const;
bool Is(unsigned ix, unsigned len, unsigned bit) const;
void Set(unsigned ix, unsigned len, unsigned val);
void Setn(unsigned ix, unsigned len, unsigned bit);
unsigned Bits(unsigned ix, unsigned len) const; // little endian
int Find(unsigned start, unsigned bit) const;
private:
unsigned char* iBase;
unsigned iNbits;
};
#endif // __KERNEL_MODE__
|
