/* * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. * * Copyright (C) 2014 John Crispin */ #ifndef __TTY_H_ #define __TTY_H_ #include #include extern char longitude[33], latitude[33], course[17], speed[17], elevation[17], satellites[3], hdop[5]; extern int nmea_open(char *dev, struct ustream_fd *s, speed_t speed); extern void gps_timestamp(void); extern unsigned int adjust_clock; extern char gps_fields; #define GPS_FIELD_LAT (1<<0) #define GPS_FIELD_LON (1<<1) #define GPS_FIELD_COG (1<<2) #define GPS_FIELD_SPD (1<<3) #define GPS_FIELD_ALT (1<<4) #define GPS_FIELD_SAT (1<<5) #define GPS_FIELD_HDP (1<<6) #endif