qserialport_p.h

/****************************************************************************
**
** 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.io/licensing/
**
** This file is part of the QtSerialPort module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
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****************************************************************************/

#ifndef QSERIALPORT_P_H
#define QSERIALPORT_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qserialport.h"
#include "private/qringbuffer_p.h"


#include <QDebug>

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 settingsRestoredOnClose;
    QSerialPort * const q_ptr;
};

QT_END_NAMESPACE

#endif // QSERIALPORT_P_H