110 lines
3.0 KiB
110 lines
3.0 KiB
14 years ago
|
/*
|
||
|
|
* Unofficial Qt Serial Port Library
|
||
|
|
*
|
||
|
|
* Copyright (c) 2010 Inbiza Systems Inc. All rights reserved.
|
||
|
|
*
|
||
|
|
* This program is free software: you can redistribute it and/or modify it
|
||
|
|
* under the terms of the GNU Lesser General Public License as published by the
|
||
|
|
* Free Software Foundation, either version 3 of the License, or (at your
|
||
|
|
* option) any later version.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful, but WITHOUT
|
||
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||
|
|
* more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU Lesser General Public License
|
||
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
||
|
|
*
|
||
|
|
* author labs@inbiza.com
|
||
|
|
* @brief Declares platform dependent attributes and methods of qserialport.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef TNX_QSERIALPORTNATIVE_H__
|
||
|
|
#define TNX_QSERIALPORTNATIVE_H__
|
||
|
|
|
||
|
|
#include <QObject>
|
||
|
|
#include <QString>
|
||
|
|
#include <QIODevice>
|
||
|
|
#include <QSharedPointer>
|
||
|
|
#include "qportsettings.h"
|
||
|
|
|
||
|
|
class QSocketNotifier;
|
||
|
|
class QMutex;
|
||
|
|
|
||
|
|
namespace TNX {
|
||
|
|
|
||
|
|
class TermiosHelper;
|
||
|
|
class CommDCBHelper;
|
||
|
|
class QWinCommEvtNotifier;
|
||
|
|
class WinCommEvtBreaker;
|
||
|
|
|
||
|
|
#ifdef TNX_POSIX_SERIAL_PORT
|
||
|
|
typedef int HND;
|
||
|
|
typedef QSocketNotifier NativeReadNotifier;
|
||
|
|
typedef TermiosHelper NativePortSettingsHelper;
|
||
|
|
|
||
|
|
#elif defined(TNX_WINDOWS_SERIAL_PORT)
|
||
|
|
# include <windows.h>
|
||
|
|
typedef HANDLE HND;
|
||
|
|
typedef QWinCommEvtNotifier NativeReadNotifier;
|
||
|
|
typedef CommDCBHelper NativePortSettingsHelper;
|
||
|
|
|
||
|
|
#else
|
||
|
|
#error Unsupported platform.
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Platform dependent implementation of the functionalities required by the
|
||
|
|
* QSerialPort class.
|
||
|
|
*/
|
||
|
|
class QSerialPortNative : public QIODevice
|
||
|
|
{
|
||
|
|
Q_OBJECT
|
||
|
|
|
||
|
|
public:
|
||
|
|
QSerialPortNative(const QString &portName, QObject *parent = 0);
|
||
|
|
QSerialPortNative(const QString &portName, const QPortSettings &settings, QObject *parent = 0);
|
||
|
|
virtual ~QSerialPortNative()
|
||
|
|
{}
|
||
|
|
|
||
|
|
// methods need to be implemented by platform dependent QSerialPortNative class
|
||
|
|
protected:
|
||
|
|
bool open_impl();
|
||
|
|
void close_impl();
|
||
|
|
/** Gets the error message related to the last error occurred. */
|
||
|
|
QString lastErrorText_impl() const;
|
||
|
|
/** Gets the last native error. */
|
||
|
|
int lastError_impl() const;
|
||
|
|
qint64 bytesAvailable_impl() const;
|
||
|
|
int waitForReadyRead_impl(int timeout);
|
||
|
|
bool flushInBuffer_impl();
|
||
|
|
bool flushOutBuffer_impl();
|
||
|
|
bool sendBreak_impl(int timeout);
|
||
|
|
qint64 readData_impl(char *data, qint64 maxlen);
|
||
|
|
qint64 writeData_impl(const char *data, qint64 len);
|
||
|
|
|
||
|
|
protected:
|
||
|
|
QString portName_;
|
||
|
|
QPortSettings portSettings_;
|
||
|
|
CommTimeouts commTimeouts_;
|
||
|
|
HND fileDescriptor_;
|
||
|
|
NativePortSettingsHelper *portHelper_;
|
||
|
|
NativeReadNotifier *readNotifier_;
|
||
|
|
|
||
|
|
#if defined(Q_OS_WIN32) || defined(Q_OS_WIN) // Overlapped I/O is not supported on WinCE
|
||
|
|
OVERLAPPED ovRead_;
|
||
|
|
OVERLAPPED ovWrite_;
|
||
|
|
#elif defined(Q_OS_WINCE)
|
||
|
|
static WinCommEvtBreaker *waitBreakerThread_;
|
||
|
|
static QMutex *mutex_;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
Q_DISABLE_COPY(QSerialPortNative)
|
||
|
|
};
|
||
|
|
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
#endif // TNX_QSERIALPORTNATIVE_H__
|