include/wvmodem.h

/* -*- Mode: C++ -*-
 * Worldvisions Weaver Software:
 *   Copyright (C) 1997-2002 Net Integration Technologies, Inc.
 *
 *   Copyright (C) 1999 Red Hat, Inc.
 *
 * Definition of the WvModemBase and WvModem classes.  Inherit from WvFile,
 * but do various important details related to modems, like setting baud
 * rates and dropping DTR and the like.
 *
 */
 
#ifndef __WVMODEM_H
#define __WVMODEM_H
 
#include "wvlockdev.h"
#include "wvfile.h"
#include "wvlog.h"
#include <termios.h>
 
#ifndef IUCLC
#define IUCLC 0
#endif
 
#ifndef OLCUC
#define OLCUC 0
#endif
 
#ifndef XCASE
#define XCASE 0
#endif

class WvModemBase : public WvFile
{
protected:
    struct termios      t;
    int                 baud;
 
    WvModemBase() { }
    
    int get_real_speed();
 
public:
    bool die_fast;
    
    WvModemBase(int _fd);
    virtual ~WvModemBase();
    
    virtual void close();

    virtual bool carrier();

    virtual int speed(int _baud);

    int getspeed()
        { return baud; }

    virtual void hangup();
    
public:
    const char *wstype() const { return "WvModemBase"; }
};
 

class WvModem : public WvModemBase
{
private:
    WvLockDev           lock;
    WvLog               log;
    bool                have_old_t;
    struct termios      old_t;
    bool                closing;
    bool                no_reset;
    
    void setup_modem(bool rtscts);
    
    int getstatus();
    
public:
    WvModem(WvStringParm filename, int _baud, bool rtscts = true, 
            bool _no_reset = false);
    virtual ~WvModem();
    
    virtual void close();
    
    virtual bool carrier();
    
    virtual int speed(int _baud);
    
public:
    const char *wstype() const { return "WvModem"; }
};
 
#endif