235 lines
6.5 KiB
C++
235 lines
6.5 KiB
C++
/****************************************************************************
|
|
** Copyright (c) 2000-2003 Wayne Roth
|
|
** Copyright (c) 2004-2007 Stefan Sander
|
|
** Copyright (c) 2007 Michal Policht
|
|
** Copyright (c) 2008 Brandon Fosdick
|
|
** Copyright (c) 2009-2010 Liam Staskawicz
|
|
** Copyright (c) 2011 Debao Zhang
|
|
** All right reserved.
|
|
** Web: http://code.google.com/p/qextserialport/
|
|
**
|
|
** Permission is hereby granted, free of charge, to any person obtaining
|
|
** a copy of this software and associated documentation files (the
|
|
** "Software"), to deal in the Software without restriction, including
|
|
** without limitation the rights to use, copy, modify, merge, publish,
|
|
** distribute, sublicense, and/or sell copies of the Software, and to
|
|
** permit persons to whom the Software is furnished to do so, subject to
|
|
** the following conditions:
|
|
**
|
|
** The above copyright notice and this permission notice shall be
|
|
** included in all copies or substantial portions of the Software.
|
|
**
|
|
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
** NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
** LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
** OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
** WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
**
|
|
****************************************************************************/
|
|
|
|
#ifndef _QEXTSERIALPORT_H_
|
|
#define _QEXTSERIALPORT_H_
|
|
|
|
#include <QtCore/QIODevice>
|
|
#include "qextserialport_global.h"
|
|
#ifdef Q_OS_UNIX
|
|
#include <termios.h>
|
|
#endif
|
|
/*line status constants*/
|
|
// ### QESP2.0 move to enum
|
|
#define LS_CTS 0x01
|
|
#define LS_DSR 0x02
|
|
#define LS_DCD 0x04
|
|
#define LS_RI 0x08
|
|
#define LS_RTS 0x10
|
|
#define LS_DTR 0x20
|
|
#define LS_ST 0x40
|
|
#define LS_SR 0x80
|
|
|
|
/*error constants*/
|
|
// ### QESP2.0 move to enum
|
|
#define E_NO_ERROR 0
|
|
#define E_INVALID_FD 1
|
|
#define E_NO_MEMORY 2
|
|
#define E_CAUGHT_NON_BLOCKED_SIGNAL 3
|
|
#define E_PORT_TIMEOUT 4
|
|
#define E_INVALID_DEVICE 5
|
|
#define E_BREAK_CONDITION 6
|
|
#define E_FRAMING_ERROR 7
|
|
#define E_IO_ERROR 8
|
|
#define E_BUFFER_OVERRUN 9
|
|
#define E_RECEIVE_OVERFLOW 10
|
|
#define E_RECEIVE_PARITY_ERROR 11
|
|
#define E_TRANSMIT_OVERFLOW 12
|
|
#define E_READ_FAILED 13
|
|
#define E_WRITE_FAILED 14
|
|
#define E_FILE_NOT_FOUND 15
|
|
#define E_PERMISSION_DENIED 16
|
|
#define E_AGAIN 17
|
|
|
|
enum BaudRateType {
|
|
#if defined(Q_OS_UNIX) || defined(qdoc)
|
|
BAUD50 = 50, //POSIX ONLY
|
|
BAUD75 = 75, //POSIX ONLY
|
|
BAUD134 = 134, //POSIX ONLY
|
|
BAUD150 = 150, //POSIX ONLY
|
|
BAUD200 = 200, //POSIX ONLY
|
|
BAUD1800 = 1800, //POSIX ONLY
|
|
# if defined(B76800) || defined(qdoc)
|
|
BAUD76800 = 76800, //POSIX ONLY
|
|
# endif
|
|
# if (defined(B230400) && defined(B4000000)) || defined(qdoc)
|
|
BAUD230400 = 230400, //POSIX ONLY
|
|
BAUD460800 = 460800, //POSIX ONLY
|
|
BAUD500000 = 500000, //POSIX ONLY
|
|
BAUD576000 = 576000, //POSIX ONLY
|
|
BAUD921600 = 921600, //POSIX ONLY
|
|
BAUD1000000 = 1000000, //POSIX ONLY
|
|
BAUD1152000 = 1152000, //POSIX ONLY
|
|
BAUD1500000 = 1500000, //POSIX ONLY
|
|
BAUD2000000 = 2000000, //POSIX ONLY
|
|
BAUD2500000 = 2500000, //POSIX ONLY
|
|
BAUD3000000 = 3000000, //POSIX ONLY
|
|
BAUD3500000 = 3500000, //POSIX ONLY
|
|
BAUD4000000 = 4000000, //POSIX ONLY
|
|
# endif
|
|
#endif //Q_OS_UNIX
|
|
#if defined(Q_OS_WIN) || defined(qdoc)
|
|
BAUD14400 = 14400, //WINDOWS ONLY
|
|
BAUD56000 = 56000, //WINDOWS ONLY
|
|
BAUD128000 = 128000, //WINDOWS ONLY
|
|
BAUD256000 = 256000, //WINDOWS ONLY
|
|
#endif //Q_OS_WIN
|
|
BAUD110 = 110,
|
|
BAUD300 = 300,
|
|
BAUD600 = 600,
|
|
BAUD1200 = 1200,
|
|
BAUD2400 = 2400,
|
|
BAUD4800 = 4800,
|
|
BAUD9600 = 9600,
|
|
BAUD19200 = 19200,
|
|
BAUD38400 = 38400,
|
|
BAUD57600 = 57600,
|
|
BAUD115200 = 115200
|
|
};
|
|
|
|
enum DataBitsType {
|
|
DATA_5 = 5,
|
|
DATA_6 = 6,
|
|
DATA_7 = 7,
|
|
DATA_8 = 8
|
|
};
|
|
|
|
enum ParityType {
|
|
PAR_NONE,
|
|
PAR_ODD,
|
|
PAR_EVEN,
|
|
#if defined(Q_OS_WIN) || defined(qdoc)
|
|
PAR_MARK, //WINDOWS ONLY
|
|
#endif
|
|
PAR_SPACE
|
|
};
|
|
|
|
enum StopBitsType {
|
|
STOP_1,
|
|
#if defined(Q_OS_WIN) || defined(qdoc)
|
|
STOP_1_5, //WINDOWS ONLY
|
|
#endif
|
|
STOP_2
|
|
};
|
|
|
|
enum FlowType {
|
|
FLOW_OFF,
|
|
FLOW_HARDWARE,
|
|
FLOW_XONXOFF
|
|
};
|
|
|
|
/**
|
|
* structure to contain port settings
|
|
*/
|
|
struct PortSettings {
|
|
BaudRateType BaudRate;
|
|
DataBitsType DataBits;
|
|
ParityType Parity;
|
|
StopBitsType StopBits;
|
|
FlowType FlowControl;
|
|
long Timeout_Millisec;
|
|
};
|
|
|
|
class QextSerialPortPrivate;
|
|
class QEXTSERIALPORT_EXPORT QextSerialPort: public QIODevice
|
|
{
|
|
Q_OBJECT
|
|
Q_DECLARE_PRIVATE(QextSerialPort)
|
|
Q_ENUMS(QueryMode)
|
|
Q_PROPERTY(QString portName READ portName WRITE setPortName)
|
|
Q_PROPERTY(QueryMode queryMode READ queryMode WRITE setQueryMode)
|
|
public:
|
|
enum QueryMode {
|
|
Polling,
|
|
EventDriven
|
|
};
|
|
|
|
explicit QextSerialPort(QueryMode mode = EventDriven, QObject *parent = 0);
|
|
explicit QextSerialPort(const QString &name, QueryMode mode = EventDriven, QObject *parent = 0);
|
|
explicit QextSerialPort(const PortSettings &s, QueryMode mode = EventDriven, QObject *parent = 0);
|
|
QextSerialPort(const QString &name, const PortSettings &s, QueryMode mode = EventDriven, QObject *parent = 0);
|
|
|
|
~QextSerialPort();
|
|
|
|
QString portName() const;
|
|
QueryMode queryMode() const;
|
|
BaudRateType baudRate() const;
|
|
DataBitsType dataBits() const;
|
|
ParityType parity() const;
|
|
StopBitsType stopBits() const;
|
|
FlowType flowControl() const;
|
|
|
|
bool open(OpenMode mode);
|
|
bool isSequential() const;
|
|
void close();
|
|
void flush();
|
|
qint64 bytesAvailable() const;
|
|
bool canReadLine() const;
|
|
QByteArray readAll();
|
|
|
|
ulong lastError() const;
|
|
|
|
ulong lineStatus();
|
|
QString errorString();
|
|
|
|
public Q_SLOTS:
|
|
void setPortName(const QString &name);
|
|
void setQueryMode(QueryMode mode);
|
|
void setBaudRate(BaudRateType);
|
|
void setDataBits(DataBitsType);
|
|
void setParity(ParityType);
|
|
void setStopBits(StopBitsType);
|
|
void setFlowControl(FlowType);
|
|
void setTimeout(long);
|
|
|
|
void setDtr(bool set = true);
|
|
void setRts(bool set = true);
|
|
|
|
Q_SIGNALS:
|
|
void dsrChanged(bool status);
|
|
|
|
protected:
|
|
qint64 readData(char *data, qint64 maxSize);
|
|
qint64 writeData(const char *data, qint64 maxSize);
|
|
|
|
private:
|
|
Q_DISABLE_COPY(QextSerialPort)
|
|
|
|
#ifdef Q_OS_WIN
|
|
Q_PRIVATE_SLOT(d_func(), void _q_onWinEvent(HANDLE))
|
|
#endif
|
|
Q_PRIVATE_SLOT(d_func(), void _q_canRead())
|
|
|
|
QextSerialPortPrivate *const d_ptr;
|
|
};
|
|
|
|
#endif
|