Termios.h

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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4; -*-
// vim: set shiftwidth=4 softtabstop=4 expandtab:
/*
 ********************************************************************
 ** NIDAS: NCAR In-situ Data Acquistion Software
 **
 ** 2006, Copyright University Corporation for Atmospheric Research
 **
 ** 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.
 **
 ** The LICENSE.txt file accompanying this software contains
 ** a copy of the GNU General Public License. If it is not found,
 ** write to the Free Software Foundation, Inc.,
 ** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 **
 ********************************************************************
*/

#ifndef NIDAS_UTIL_TERMIOS_H
#define NIDAS_UTIL_TERMIOS_H

/*
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
*/
#include <termios.h>
#include <sys/ioctl.h>

#include "IOException.h"

#include <string>

namespace nidas { namespace util {

class Termios {

public:

    Termios();

    Termios(const struct termios*);

    Termios(int fd,const std::string& devname)
        throw(IOException);

    virtual ~Termios() {}

    void apply(int fd,const std::string& devname)
        throw(IOException);

    void set(const struct termios*);

    const struct termios* get();

    bool setBaudRate(int val);
    int getBaudRate() const;

    enum parity { NONE, ODD, EVEN};

    void setParity(enum parity val);
    parity getParity() const;
    std::string getParityString() const;

    void setDataBits(int val);
    int getDataBits() const;

    void setStopBits(int val);
    int getStopBits() const;

    void setLocal(bool val);
    bool getLocal() const;

    enum flowcontrol { NOFLOWCONTROL, HARDWARE, SOFTWARE };
    typedef enum flowcontrol flowcontrol;

    void setFlowControl(flowcontrol val);
    flowcontrol getFlowControl() const;
    std::string getFlowControlString() const;

    void setRaw(bool val);
    bool getRaw() const;

    void setRawLength(unsigned char val);
    unsigned char getRawLength() const;

    void setRawTimeout(unsigned char val);
    unsigned char getRawTimeout() const;

    tcflag_t &iflag() { return _tio.c_iflag; }
    tcflag_t &oflag() { return _tio.c_oflag; }
    tcflag_t &cflag() { return _tio.c_cflag; }
    tcflag_t &lflag() { return _tio.c_lflag; }
    cc_t *cc() { return _tio.c_cc; }

    tcflag_t getIflag() const { return _tio.c_iflag; }
    tcflag_t getOflag() const { return _tio.c_oflag; }

    static struct baudtable {
        unsigned int cbaud;
        int rate;
    } bauds[];

    void setDefaultTermios();

private:

    struct termios _tio;

    unsigned char _rawlen;

    unsigned char _rawtimeout;
};

}}  // namespace nidas namespace util

#endif