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113 lines
2.8 KiB
C++
113 lines
2.8 KiB
C++
// rdttydevice.h
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//
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// A Qt driver for serial ports.
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//
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// (C) Copyright 2010-2018 Fred Gleason <fredg@paravelsystems.com>
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// All Rights Reserved
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Library General Public License
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// version 2 as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public
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// License along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#ifndef RDTTYDEVICE_H
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#define RDTTYDEVICE_H
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#ifdef WIN32
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#include <windows.h>
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#else
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#include <termios.h>
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#include <unistd.h>
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#endif // WIN32
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#include <queue>
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#include <qiodevice.h>
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#include <qsocketnotifier.h>
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#include <qtimer.h>
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#define WIN32_BUFFER_SIZE 130
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class RDTTYDevice : public QIODevice
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{
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Q_OBJECT;
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public:
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enum Parity {None=0,Even=1,Odd=2};
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enum FlowControl {FlowNone=0,FlowRtsCts=1,FlowXonXoff=2};
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RDTTYDevice(QObject *parent=0);
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~RDTTYDevice();
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QString name() const;
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void setName(const QString &str);
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bool open(QIODevice::OpenMode mode);
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void close();
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qint64 read(char *data,qint64 maxlen);
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QByteArray read(qint64 maxlen);
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QByteArray readAll();
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qint64 readBlock(char *data,qint64 maxlen);
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qint64 write(const char *data,qint64 len);
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qint64 write(const QByteArray &array);
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bool getChar(char *ch);
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bool putChar(char ch);
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qint64 size() const;
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qint64 bytesAvailable() const;
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qint64 bytesToWrite() const;
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bool isSequential() const;
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bool isReadable() const;
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bool isWritable() const;
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bool isOpen() const;
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QString deviceName() const;
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void setDeviceName(QString name);
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int speed() const;
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void setSpeed(int speed);
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int wordLength() const;
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void setWordLength(int length);
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RDTTYDevice::Parity parity() const;
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void setParity(Parity);
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RDTTYDevice::FlowControl flowControl() const;
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void setFlowControl(FlowControl ctrl);
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int fileDescriptor() const;
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signals:
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void readChannelFinished();
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protected:
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qint64 readData(char *data,qint64 maxlen);
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qint64 writeData(const char *data,qint64 len);
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private slots:
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void readTtyData(int sock);
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void writeTtyData();
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private:
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Parity tty_parity;
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FlowControl tty_flow_control;
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QString tty_name;
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bool tty_open;
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int tty_flags;
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QIODevice::OpenMode tty_mode;
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#ifdef WIN32
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HANDLE tty_fd;
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int tty_speed;
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int tty_length;
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#else
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int tty_fd;
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speed_t tty_speed;
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tcflag_t tty_length;
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#endif // WIN32
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QSocketNotifier *tty_notifier;
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std::queue<char> tty_write_queue;
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QTimer *tty_write_timer;
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};
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#endif // RDTTYDEVICE_H
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