/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* MODEM.HPP by Alan Partis, Copyright (C) */ /* International Trade Systems, Inc. */ /* 1993 All rights reserved. */ /* */ /* Description: Class definition for the Modem class. */ /* */ /* Contents: Modem */ /* */ /* Date Initials Comments */ /* ----------------------------------------------------------------------- */ /* 05 Sep 93 acp Initial Creation */ /* */ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ #ifndef _MODEM_HPP #define _MODEM_HPP // // supporting types and constants // #define COM1 0 #define COM2 1 #define COM3 2 #define COM4 3 #define COM_8N1 _COM_CHR8 | _COM_NOPARITY | _COM_STOP1 // ----- stats bits #define COM_TIMEOUT 0x8000 #define COM_TSR_EMPTY 0x4000 #define COM_THR_EMPTY 0x2000 #define COM_DSR 0x0020 #define COM_CTS 0x0010 // ----- baud rates #define COM_300 300 #define COM_1200 1200 #define COM_2400 2400 #define COM_4800 4800 #define COM_7200 7200 #define COM_9600 9600 #define COM_14400 14400 // ----- modem control bits #define MC_DTR 0x01 #define MC_RTS 0x02 #define MC_OUT1 0x04 #define MC_OUT2 0x08 #define MC_LOOP 0x10 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* Modem by Alan Partis, Copyright (C) */ /* International Trade Systems, Inc. */ /* 1993 All rights reserved. */ /* */ /* Description: Class defining the behavior of a Modem. */ /* */ /* Parents: none */ /* */ /* Public Members: Modem() */ /* ~Modem() */ /* Init() access target modem */ /* */ /* Date Initials Comments */ /* ----------------------------------------------------------------------- */ /* 05 Sep 93 acp Initial Creation */ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ class Modem { private: protected: int port; //port being used - COM1=0, COM2=1, ... word address; //I/O address of port // // protected member functions // int IsModem(); void SendATCmd(char *DTA); void SetDSR(); public: // // constructor/deconstructor // Modem(); ~Modem(); // // class member functions // int Init(int Port, word Address); }; /* end of class Modem */ #endif
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