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/* -*- C++ -*- */
//=============================================================================
/**
* @file TTY_IO.h
*
* $Id$
*
* @author Douglas C. Schmidt <schmidt@uci.edu>
*/
//=============================================================================
#ifndef ACE_TTY_IO_H
#define ACE_TTY_IO_H
#include "ace/OS.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/DEV_Addr.h"
#include "ace/DEV_Connector.h"
#include "ace/DEV_IO.h"
/**
* @class ACE_TTY_IO
*
* @brief Class definitions for platform specific TTY features.
*
* This class represents an example interface for a specific
* device (a serial line) It extends the capability of the
* underlying DEV_IO class by adding a control method that takes
* a special structure (Serial_Params) as argument to allow a
* comfortable user interface (away from that annoying termios
* structure, which is very specific to UNIX).
*/
class ACE_Export ACE_TTY_IO : public ACE_DEV_IO
{
public:
enum Control_Mode
{
/// Set control parameters.
SETPARAMS,
/// Get control parameters.
GETPARAMS
};
struct Serial_Params
{
// Common params
int baudrate;
int parityenb;
const char *paritymode;
int databits;
int stopbits;
int readtimeoutmsec;
int ctsenb; // CTS & RTS are the same under unix
int rtsenb; // enable & set rts mode (win32)
int xinenb; // enable xon/xoff reception
int xoutenb; // enable xon/xoff transmission
// Posix - unix variant
int modem;
int rcvenb;
//Win32
int xonlim; // min bytes in input buffer before xon
int xofflim; // max bytes in input buffer before xoff
};
/// Interface for reading/writing serial device parameters.
int control (Control_Mode cmd,
Serial_Params *arg) const;
#if defined (ACE_NEEDS_DEV_IO_CONVERSION)
/// This is necessary to pass ACE_TTY_IO as parameter to DEV_Connector.
operator ACE_DEV_IO &();
#endif /* ACE_NEEDS_DEV_IO_CONVERSION */
};
#endif /* ACE_TTY_IO_H */
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