Serial.h

/* 
 * Copyright (c) 2008 Sean C. Rhea (srhea@srhea.net)
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 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 General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef _GC_PT_Serial_h
#define _GC_PT_Serial_h 1

#include "CommPort.h"

#ifdef Q_OS_WIN32 // for HANDLE
#include <windows.h>
#include <winbase.h>
#endif

class Serial : public CommPort
{
    private:

    QString path;
#ifndef Q_OS_WIN32
    int fd;
#else
    bool isOpen;            // don't rely on fd value to determine if
                            // the COM port is open
    HANDLE fd;              // file descriptor for reading from com3
#endif

    public:

    Serial(const QString &path);
    Serial(const Serial &);
    Serial& operator=(const Serial &);

    static QVector<CommPortPtr> myListCommPorts(QString &err);

    virtual ~Serial();
    virtual bool open(QString &err);
    virtual void close();
    virtual int read(void *buf, size_t nbyte, QString &err);
    virtual int write(void *buf, size_t nbyte, QString &err);
    virtual QString name() const;
};

#endif // _GC_PT_Serial_h