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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@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
// explicitely allow anonymous unions for RVCT to prevent compiler warnings
#pragma anon_unions
#endif
union {
uint dummy[256];
struct {
uchar q_skiptable[256];
const uchar *p;
int l;
} p;
};
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QBYTEARRAYMATCHER_H
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