nmea.h

   1 /*
   2  *   This program is free software; you can redistribute it and/or modify
   3  *   it under the terms of the GNU General Public License as published by
   4  *   the Free Software Foundation; either version 2 of the License, or
   5  *   (at your option) any later version.
   6  *
   7  *   This program is distributed in the hope that it will be useful,
   8  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  *   GNU General Public License for more details.
  11  *
  12  *   You should have received a copy of the GNU General Public License
  13  *   along with this program; if not, write to the Free Software
  14  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  15  *
  16  *   Copyright (C) 2014 John Crispin <blogic@openwrt.org>
  17  */
  18
  19 #ifndef __TTY_H_
  20 #define __TTY_H_
  21
  22 #include <termios.h>
  23
  24 #include <libubox/ustream.h>
  25
  26 extern char longitude[33], latitude[33], course[17], speed[17], elevation[17], satellites[3], hdop[5];
  27 extern int nmea_open(char *dev, struct ustream_fd *s, speed_t speed);
  28 extern void gps_timestamp(void);
  29 extern unsigned int adjust_clock;
  30 extern char gps_fields;
  31 #define GPS_FIELD_LAT (1<<0)
  32 #define GPS_FIELD_LON (1<<1)
  33 #define GPS_FIELD_COG (1<<2)
  34 #define GPS_FIELD_SPD (1<<3)
  35 #define GPS_FIELD_ALT (1<<4)
  36 #define GPS_FIELD_SAT (1<<5)
  37 #define GPS_FIELD_HDP (1<<6)
  38
  39 #endif