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/****************************************************************************
**
** Copyright (C) 2011-2012 Denis Shienkov <denis.shienkov@gmail.com>
** Copyright (C) 2011 Sergey Belyashov <Sergey.Belyashov@gmail.com>
** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtSerialPort module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QSERIALPORT_P_H
#define QSERIALPORT_P_H

#include "qserialport.h"

#include <private/qringbuffer_p.h>

QT_BEGIN_NAMESPACE

class QSerialPortPrivateData
{
public:
    enum IoConstants {
        ReadChunkSize = 512
    };

    QSerialPortPrivateData(QSerialPort *q);
    int timeoutValue(int msecs, int elapsed);

    qint64 readBufferMaxSize;
    QRingBuffer readBuffer;
    QRingBuffer writeBuffer;
    QSerialPort::SerialPortError error;
    QString systemLocation;
    qint32 inputBaudRate;
    qint32 outputBaudRate;
    QSerialPort::DataBits dataBits;
    QSerialPort::Parity parity;
    QSerialPort::StopBits stopBits;
    QSerialPort::FlowControl flowControl;
    QSerialPort::DataErrorPolicy policy;
    bool dataTerminalReady;
    bool requestToSend;
    bool settingsRestoredOnClose;
    QSerialPort * const q_ptr;
};

QT_END_NAMESPACE

#endif // QSERIALPORT_P_H