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/*
KMLOCfg
A utility to configure the ELSA MicroLink(tm) Office modem.
Copyright (C) 2000 Oliver Gantz <Oliver.Gantz@epost.de>
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
------
ELSA and MicroLink are trademarks of ELSA AG, Aachen.
*/
#ifndef MODEM_H
#define MODEM_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <termios.h>
#include <tqobject.h>
#include <tqstring.h>
#include <tqtimer.h>
#include <tqsocketnotifier.h>
#include <tqfile.h>
#include "kandyprefs.h"
class Modem : public TQObject
{
Q_OBJECT
TQ_OBJECT
public:
Modem(KandyPrefs *kprefs, TQObject *tqparent = 0, const char *name = 0);
virtual ~Modem();
void setSpeed(int speed);
void setData(int data);
void setParity(char parity);
void setStop(int stop);
bool open();
void close();
bool isOpen() { return mOpen; }
void flush();
bool lockDevice();
void unlockDevice();
bool dsrOn();
bool ctsOn();
void writeChar(const char c);
void writeLine(const char *line);
void timerStart(int msec);
void receiveXModem(bool crc);
void abortXModem();
private slots:
void timerDone();
void readChar(int);
void readXChar(int);
private:
bool mOpen;
void init();
void xreset();
uchar calcChecksum();
ushort calcCRC();
bool is_locked;
struct termios init_tty;
speed_t cspeed;
tcflag_t cflag;
int fd;
TQTimer *timer;
TQSocketNotifier *sn;
uchar buffer[1024];
int bufpos;
int xstate;
bool xcrc;
uchar xblock;
int xsize;
KandyPrefs *prefs;
signals:
void gotLine(const char *);
void gotXBlock(const uchar *, int);
void xmodemDone(bool);
void timeout();
void errorMessage( const TQString & );
};
#endif // MODEM_H
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