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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 Qt3Support 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 Q3MEMBUF_P_H
+#define Q3MEMBUF_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of a number of Qt sources files.  This header file may change from
+// version to version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "QtCore/qbytearray.h"
+#include "QtCore/qlist.h"
+
+QT_BEGIN_NAMESPACE
+
+class Q_COMPAT_EXPORT Q3Membuf
+{
+public:
+    Q3Membuf();
+    ~Q3Membuf();
+
+    void append(QByteArray *ba);
+    void clear();
+
+    bool consumeBytes(Q_ULONG nbytes, char *sink);
+    QByteArray readAll();
+    bool scanNewline(QByteArray *store);
+    bool canReadLine() const;
+
+    int ungetch(int ch);
+
+    qint64 size() const;
+
+private:
+
+    QList<QByteArray *> buf;
+    qint64 _size;
+    qint64 _index;
+};
+
+inline void Q3Membuf::append(QByteArray *ba)
+{ buf.append(ba); _size += ba->size(); }
+
+inline void Q3Membuf::clear()
+{ qDeleteAll(buf); buf.clear(); _size=0; _index=0; }
+
+inline QByteArray Q3Membuf::readAll()
+{ QByteArray ba; ba.resize(_size); consumeBytes(_size,ba.data()); return ba; }
+
+inline bool Q3Membuf::canReadLine() const
+{ return const_cast<Q3Membuf*>(this)->scanNewline(0); }
+
+inline qint64 Q3Membuf::size() const
+{ return _size; }
+
+QT_END_NAMESPACE
+
+#endif // Q3MEMBUF_P_H