term.h

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/*
 * Copyright (c) 2013-2014 ADTECH GmbH
 * Licensed under MIT (https://github.com/adtechlabs/libtasks/blob/master/COPYING)
 *
 * Author: Andreas Pohl
 */

#ifndef _TERM_H_
#define _TERM_H_

#include <string>
#include <exception>
#include <ios>
#include <termios.h>

#include <tasks/io_base.h>
#include <tasks/tasks_exception.h>

namespace tasks {
namespace serial {

enum class termmode_t { _8N1, _7S1, _7E1, _7O1 };
enum class charsize_t : tcflag_t { _5 = CS5, _6 = CS6, _7 = CS7, _8 = CS8 };
enum class parity_t { NONE, EVEN, ODD };
enum class stopbits_t { _1, _2 };

class term : public io_base {
  public:
    term() {}

    term(int fd) : io_base(fd) {}

    void open(std::string port, speed_t baudrate = B9600, charsize_t charsize = charsize_t::_8,
              parity_t parity = parity_t::NONE, stopbits_t stopbits = stopbits_t::_1);

    void open(std::string port, speed_t baudrate = B9600, termmode_t mode = termmode_t::_8N1);
    
    struct termios options();
    void set_options(struct termios& opts);
    speed_t baudrate() const;
    void baudrate(speed_t br);
    void close();
    
    std::streamsize write(const char* data, std::size_t len);

    std::streamsize read(char* data, std::size_t len);
};

}  // serial
}  // tasks

#endif  // _TERM_H_