serial_port.h

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/*
 * Copyright (C) 2010 Antoine Drouin <poinix@gmail.com>
 *
 * This file is part of paparazzi.
 *
 * paparazzi 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, or (at your option)
 * any later version.
 *
 * paparazzi 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with paparazzi; see the file COPYING.  If not, write to
 * the Free Software Foundation, 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 */

#ifndef SERIAL_PORT_H
#define SERIAL_PORT_H

#if !USE_ARBITRARY_BAUDRATE
#include <termios.h>

struct SerialPort {
  int fd;                        /* serial device fd          */
  struct termios orig_termios;   /* saved tty state structure */
  struct termios cur_termios;    /* tty state structure       */
};

#else
#include <linux/termios.h>

struct SerialPort {
  int fd;                        /* serial device fd          */
  struct termios2 orig_termios;  /* saved tty state structure */
  struct termios2 cur_termios;   /* tty state structure       */
};

#endif

extern struct SerialPort *serial_port_new(void);
extern void serial_port_free(struct SerialPort *me);
extern void serial_port_flush(struct SerialPort *me);
extern void serial_port_flush_output(struct SerialPort *me);
extern int  serial_port_open_raw(struct SerialPort *me, const char *device, speed_t speed);
extern int  serial_port_open(struct SerialPort *me, const char *device,
                             void(*term_conf_callback)(struct termios *, speed_t *));
extern void serial_port_close(struct SerialPort *me);
extern int  serial_port_set_baudrate(struct SerialPort *me, speed_t speed);
extern int  serial_port_set_bits_stop_parity(struct SerialPort *me, const int bits, const int stop, const int parity);

#endif /* SERIAL_PORT_H */