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/****************************************************************************
**
** 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 QBYTEARRAYMATCHER_H
#define QBYTEARRAYMATCHER_H
#include <QtCore/qbytearray.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Core)
class QByteArrayMatcherPrivate;
class Q_CORE_EXPORT QByteArrayMatcher
{
public:
QByteArrayMatcher();
explicit QByteArrayMatcher(const QByteArray &pattern);
explicit QByteArrayMatcher(const char *pattern, int length);
QByteArrayMatcher(const QByteArrayMatcher &other);
~QByteArrayMatcher();
QByteArrayMatcher &operator=(const QByteArrayMatcher &other);
void setPattern(const QByteArray &pattern);
int indexIn(const QByteArray &ba, int from = 0) const;
int indexIn(const char *str, int len, int from = 0) const;
inline QByteArray pattern() const
{
if (q_pattern.isNull())
return QByteArray(reinterpret_cast<const char*>(p.p), p.l);
return q_pattern;
}
private:
QByteArrayMatcherPrivate *d;
QByteArray q_pattern;
#ifdef Q_CC_RVCT
// explicitly allow anonymous unions for RVCT to prevent compiler warnings
# pragma push
# pragma anon_unions
#endif
struct Data {
uchar q_skiptable[256];
const uchar *p;
int l;
};
union {
uint dummy[256];
Data p;
};
#ifdef Q_CC_RVCT
# pragma pop
#endif
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QBYTEARRAYMATCHER_H
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