diff -r 000000000000 -r 1918ee327afb src/corelib/tools/qbytearraymatcher.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/corelib/tools/qbytearraymatcher.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,99 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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
+// explicitely allow anonymous unions for RVCT to prevent compiler warnings
+#pragma anon_unions
+#endif
+    struct Data {
+        uchar q_skiptable[256];
+        const uchar *p;
+        int l;
+    }; 
+    union {
+        uint dummy[256];
+        Data p;
+    };
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QBYTEARRAYMATCHER_H