http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/wvstreams/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 /** * WvModemBase provides the methods used to control a modem, but * without real implementation for most of them, so that they can * be used in contexts where modem control is undesirable without * reimplementing calling code for such uses. */ class WvModemBase : public WvFile { protected: struct termios t; int baud; WvModemBase() { } int get_real_speed(); public: bool die_fast; WvModemBase(int _fd); virtual ~WvModemBase(); /** do-nothing method that is not needed in WvModemBase */ virtual void close(); /** do-nothing method that is not needed in WvModemBase */ virtual bool carrier(); /** do-nothing method that is not needed in WvModemBase */ virtual int speed(int _baud); /** this one really is needed */ int getspeed() { return baud; } /** may need to hangup for redial reasons */ virtual void hangup(); }; /** * WvModem implements a named modem that really needs to be opened, * closed, and manipulated in lots of ways */ class WvModem : public WvModemBase { private: WvLockDev lock; WvLog log; struct termios old_t; bool closing; bool no_reset; /** * Setup all of the terminal characteristics, and leave the modem in CLOCAL * mode to make sure that we can communicate easily with the modem later. */ void setup_modem(bool rtscts); /** Check the status of the modem */ int getstatus(); public: WvModem(WvStringParm filename, int _baud, bool rtscts = true, bool _no_reset = false); virtual ~WvModem(); /** Close the connection to the modem */ virtual void close(); /** Is there a carrier present? */ virtual bool carrier(); /** * _baud is the desired speed, that you wish the modem to communicate with, * and this method returns the actual speed that the modem managed to achieve. */ virtual int speed(int _baud); }; #endif