From 1d0eeaa9ab90296f7887c579adbeb2fc9fa2d0db Mon Sep 17 00:00:00 2001 From: michael Date: Sat, 15 Sep 2007 06:06:21 +0000 Subject: GPS plugin V0.2 by michu git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@841 3ae390bd-cb1e-0410-b409-cd5a39f66f1f --- plugin_gps.c | 336 +++++++++++++++++++++++++++++++++++++++++++++++------------ 1 file changed, 267 insertions(+), 69 deletions(-) (limited to 'plugin_gps.c') diff --git a/plugin_gps.c b/plugin_gps.c index cb4900b..682a48b 100644 --- a/plugin_gps.c +++ b/plugin_gps.c @@ -3,7 +3,7 @@ * * gps plugin (nmea), code by michu / www.neophob.com, based on nmeap, http://sourceforge.net/projects/nmeap/ * - * Copyright (C) 2007 michu + * Copyright (C) 2007 Michu - http://www.neophob.com * Copyright (C) 2004, 2005, 2006, 2007 The LCD4Linux Team * * This file is part of LCD4Linux. @@ -32,7 +32,13 @@ * you need a compiled libnmeap to compile this plugin. * * History: - * v0.1 initial release + * v0.1 -initial release + * v0.2 -fix include files, include and (embedded devices) + * -fixed emulation mode (read only x bytes instead of the whole emulated nmea data) + * -improved error handling (if there are no parameters defined, lcd4linx will display "GPS ARG ERR") + * -display raw nmea string from the gps receiver + * -added support for gps device with 9600 baud (env. variable) + * -added the option that the widget graps data from the buffer and not from the gps device (usefull for multible widgets) * * TODO: * -update direction only when speed > 5 kmh @@ -58,14 +64,24 @@ * #define SHOW_DATE 0x010000000 dat:190204 (19.02.2004) * * PARAMETER 2: - * #define DISPLAY_NO_PREFIX 0x000000001 disable prefix (example, instead of "alt:500" it displays "500" - * #define DISPLAY_SPEED_IN_KNOTS 0x000000010 when use the SHOW_SPEED option, display speed in knots instead in km/h + * #define OPTION_NO_PREFIX 0x000000001 disable prefix (example, instead of "alt:500" it displays "500" + * #define OPTION_SPEED_IN_KNOTS 0x000000010 when use the SHOW_SPEED option, display speed in knots instead in km/h + * #define OPTION_RAW_NMEA 0x000000100 outputs the parsed nmea string, only valid when EMULATE is not defined! + * #define OPTION_GET_BUFFERDATA 0x000001000 when you define more than 1 gps widget + * each widget will get updates and cause some ugly side effects, specially when you display the time + * by enabling this option, the widget will not read any nmea data from the serial port. + * KEEP IN MIND that there must be ONE widget which does NOT get buffered data (means read data from the port) * * Examples: * - gps::parse('0x011','0') will display the altitude and speed -> alt:500 spd:43 * - gps::parse('0x01100','0') will display the course and the numbers of satellites -> dir:NO sat:3 * - gps::parse('0x01','0x01') will display the speed without prefix -> 50 * - gps::parse('0x01','0x01') will display the speed in knots without prefix -> 27 + * + * ENV VARIABLES + * To finetune plugin_gps you may define some env variables: + * GPS_PORT gps device, default value is /dev/usb/tts/1 + * GPS_9600 serial port speed, default is 4800 baud, if you define this var speed will be 9600 (export GPS_9600=dummy) */ @@ -77,6 +93,9 @@ #include #include #include +#include //used for serial port flags +#include + /* these should always be included */ #include "debug.h" @@ -88,7 +107,8 @@ #include "nmeap.h" -//#define EMULATE //remove comment to enable gps data emulation... +#define EMULATE //remove comment to enable gps data emulation... +#define EMU_BUFFER_READ_SIZE 32 //how many bytes are read each loop aka emulation speed #define SHOW_ALTITUDE 0x000000001 #define SHOW_SPEED 0x000000010 @@ -99,8 +119,14 @@ #define SHOW_TIME_UTC 0x001000000 #define SHOW_DATE 0x010000000 -#define DISPLAY_NO_PREFIX 0x000000001 -#define DISPLAY_SPEED_IN_KNOTS 0x000000010 +#define OPTION_NO_PREFIX 0x000000001 +#define OPTION_SPEED_IN_KNOTS 0x000000010 +#define OPTION_RAW_NMEA 0x000000100 //outputs the parsed nmea string, only valid when EMULATE is not defined! +#define OPTION_GET_BUFFERDATA 0x000001000 //when you define more than 1 gps widget + //each widget will get updates and cause some ugly side effects, specially when you display the time + //by enabling this option, the widget will not read any nmea data from the serial port. + //KEEP IN MIND that there must be ONE widget which does not get buffered data (means read data from the port) +#define OPTION_DEBUG 0x000010000 static float course = 0.f; //degrees @@ -123,19 +149,137 @@ static nmeap_rmc_t rmc; /* this is where the data from RMC messages will show u static int user_data; /* user can pass in anything. typically it will be a pointer to some user data */ static int fd_g; /* port handler */ +static unsigned int emu_read_ofs = 0; +static int debug = 0; //debug flag +static char Name[] = "plugin_gps.c"; #ifdef EMULATE char test_vector[] = { - "$GPGGA,123519,3929.946667,N,11946.086667,E,1,08,0.9,545.4,M,46.9,M,,*4A\r\n" /* good */ - "$xyz,1234,asdfadfasdfasdfljsadfkjasdfk\r\n" /* junk */ - "$GPRMC,225446,A,4916.45,N,12311.12,W,000.5,054.7,191194,020.3,E*68\r\n" /* good */ - "$GPRMC,225446,A,4916.45,N,12311.12,W,000.5,054.7,191194,020.3,E*48\r\n" /* checksum error */ +/* "$GPGGA,123519,3929.946667,N,11946.086667,E,1,08,0.9,545.4,M,46.9,M,,*4A\r\n" // good + "$xyz,1234,asdfadfasdfasdfljsadfkjasdfk\r\n" // junk + "$GPRMC,225446,A,4916.45,N,12311.12,W,000.5,054.7,191194,020.3,E*68\r\n" // good + "$GPRMC,225446,A,4916.45,N,12311.12,W,000.5,054.7,191194,020.3,E*48\r\n" // checksum error + "$GPRMC,165110.000,A,5601.0318,N,01211.3503,E,0.09,28.11,190706,,*35\r\n" //some more data + "$GPGGA,165111.000,5601.0318,N,01211.3503,E,1,07,1.2,22.3,M,41.6,M,,0000*65\r\n" + "$GPRMC,165111.000,A,5601.0318,N,01211.3503,E,0.08,43.53,190706,,*3E\r\n" + "$GPGGA,165112.000,5601.0318,N,01211.3503,E,1,07,1.2,22.3,M,41.6,M,,0000*66\r\n" + "$GPRMC,165112.000,A,5601.0318,N,01211.3503,E,0.08,37.38,190706,,*33\r\n" + "$GPGGA,165113.000,5601.0318,N,01211.3503,E,1,07,1.2,22.4,M,41.6,M,,0000*60\r\n" + "$GPRMC,165113.000,A,5601.0318,N,01211.3503,E,0.11,21.03,190706,,*35\r\n" + "$GPGGA,165114.000,5601.0318,N,01211.3504,E,1,07,1.2,22.6,M,41.6,M,,0000*62\r\n" + "$GPRMC,165114.000,A,5601.0318,N,01211.3504,E,0.08,45.67,190706,,*3D\r\n" + "$GPGGA,165115.000,5601.0318,N,01211.3504,E,1,07,1.2,22.7,M,41.6,M,,0000*62\r\n" + "$GPRMC,165115.000,A,5601.0318,N,01211.3504,E,0.10,59.41,190706,,*3C\r\n" + "$GPGGA,165116.000,5601.0318,N,01211.3504,E,1,07,1.2,22.8,M,41.6,M,,0000*6E\r\n" + "$GPRMC,165116.000,A,5601.0318,N,01211.3504,E,0.06,50.22,190706,,*34\r\n" + "$GPGGA,165117.000,5601.0318,N,01211.3505,E,1,07,1.2,22.9,M,41.6,M,,0000*6F\r\n" + "$GPRMC,165117.000,A,5601.0318,N,01211.3505,E,0.08,45.32,190706,,*3F\r\n" + "$GPGGA,165118.000,5601.0318,N,01211.3505,E,1,07,1.2,23.0,M,41.6,M,,0000*68\r\n" + "$GPRMC,165118.000,A,5601.0318,N,01211.3505,E,0.10,37.49,190706,,*30\r\n" + "$GPGGA,165119.000,5601.0318,N,01211.3504,E,1,06,1.2,23.0,M,41.6,M,,0000*69\r\n" + "$GPRMC,165119.000,A,5601.0318,N,01211.3504,E,0.08,27.23,190706,,*34\r\n" + "$GPGGA,165120.000,5601.0318,N,01211.3504,E,1,07,1.2,23.0,M,41.6,M,,0000*62\r\n" + "$GPRMC,165120.000,A,5601.0318,N,01211.3504,E,0.08,41.52,190706,,*38\r\n" + "$GPGGA,165121.000,5601.0319,N,01211.3505,E,1,07,1.2,23.1,M,41.6,M,,0000*62\r\n" + "$GPRMC,165121.000,A,5601.0319,N,01211.3505,E,0.09,57.19,190706,,*30\r\n" + "$GPGGA,165122.000,5601.0319,N,01211.3505,E,1,07,1.2,23.2,M,41.6,M,,0000*62\r\n" + "$GPRMC,165122.000,A,5601.0319,N,01211.3505,E,0.10,30.60,190706,,*34\r\n" + "$GPGGA,165123.000,5601.0319,N,01211.3505,E,1,07,1.2,23.3,M,41.6,M,,0000*62\r\n" + "$GPRMC,165123.000,A,5601.0319,N,01211.3505,E,0.07,45.49,190706,,*3A\r\n" + "$GPGGA,165124.000,5601.0319,N,01211.3505,E,1,07,1.2,23.4,M,41.6,M,,0000*62\r\n" + "$GPRMC,165124.000,A,5601.0319,N,01211.3505,E,0.09,34.85,190706,,*35\r\n" + "$GPGGA,165125.000,5601.0319,N,01211.3506,E,1,07,1.2,23.4,M,41.6,M,,0000*60\r\n" + "$GPRMC,165125.000,A,5601.0319,N,01211.3506,E,0.06,43.06,190706,,*33\r\n" + "$GPGGA,165126.000,5601.0319,N,01211.3506,E,1,07,1.2,23.4,M,41.6,M,,0000*63\r\n" + "$GPRMC,165126.000,A,5601.0319,N,01211.3506,E,0.10,37.63,190706,,*37\r\n" + "$GPGGA,165127.000,5601.0319,N,01211.3505,E,1,07,1.2,23.4,M,41.6,M,,0000*61\r\n" + "$GPRMC,165127.000,A,5601.0319,N,01211.3505,E,0.07,42.23,190706,,*35\r\n" + "$GPGGA,165128.000,5601.0319,N,01211.3505,E,1,07,1.2,23.4,M,41.6,M,,0000*6E\r\n" + "$GPRMC,165128.000,A,5601.0319,N,01211.3505,E,0.09,27.98,190706,,*37\r\n" + "$GPGGA,165129.000,5601.0319,N,01211.3505,E,1,07,1.2,23.3,M,41.6,M,,0000*68\r\n" + "$GPRMC,165129.000,A,5601.0319,N,01211.3505,E,0.08,51.89,190706,,*36\r\n" + "$GPGGA,165130.000,5601.0319,N,01211.3505,E,1,07,1.2,23.2,M,41.6,M,,0000*61\r\n" + "$GPRMC,094055.000,A,5409.998645,N,00859.370546,E,0.044,0.00,301206,,,A*55\r\n" + "$GPGGA,094056.000,5409.998657,N,00859.370528,E,1,12,0.82,-5.168,M,45.414,M,,*47\r\n" + "$GPRMC,094056.000,A,5409.998657,N,00859.370528,E,0.263,0.00,301206,,,A*5A\r\n" + "$GPGGA,094057.000,5409.998726,N,00859.370512,E,1,12,0.82,-5.171,M,45.414,M,,*40\r\n" + "$GPRMC,094057.000,A,5409.998726,N,00859.370512,E,0.311,0.00,301206,,,A*51\r\n" + "$GPGGA,094058.000,5409.998812,N,00859.370518,E,1,12,0.82,-5.172,M,45.414,M,,*4E\r\n" + "$GPRMC,094058.000,A,5409.998812,N,00859.370518,E,0.423,0.00,301206,,,A*5A\r\n" + "$GPGGA,094059.000,5409.998934,N,00859.370505,E,1,12,0.82,-5.177,M,45.414,M,,*43\r\n" + "$GPRMC,094059.000,A,5409.998934,N,00859.370505,E,0.576,0.00,301206,,,A*53\r\n" + "$GPGGA,094100.000,5409.999097,N,00859.370542,E,1,12,0.82,-5.177,M,45.414,M,,*4C\r\n" + "$GPRMC,094100.000,A,5409.999097,N,00859.370542,E,0.705,0.00,301206,,,A\r\n" */ + "$GPGGA,004037.851,0000.0000,N,00000.0000,E,0,00,50.0,0.0,M,0.0,M,0.0,0000*7A\r\n" + "$GPGGA,175218.255,4657.3391,N,00726.2666,E,1,04,9.0,568.6,M,48.0,M,0.0,0000*7B\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.08\r\n" + "$GPRMC,175218.255,A,4657.3391,N,00726.2666,E,0.$GPGGA,175219.255,4657.3391,N,00726.2666,E,1,04,9.0,568.5,M,48.0,M,0.0,0000*79\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.7*38\r\n" + "$7,,*06\r\n" + "$GPGGA,175220.255,4657.3392,N,00726.2667,E,1,04,9.0,568.4,M,48.0,M,0.0,0000*70\r\n" + "$GPGSA,A,3,26,29,17,12,,,,$GPGGA,175221.255,4657.3392,N,00726.2667,E,1,04,9.0,568.3,M,48.0,M,0.0,0000*76\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.7*38\r\n" + "$GPRMC,175221.255,A,4657.3392,N,00726.2667,E,0.14,150.24,230507,,*0A\r\n" + "$GPGGA,175222.255,4657.3393,N,00726.2668,E,1,04,9.0,568,29,17,12,,,,,,,,,9.5,9.0,2.7*38\r\n" + "$GPGSV,2,1,08,26,71,153,45,29,60,14$GPGGA,175223.255,4657.3393,N,00726.2669,E,1,04,9.0,568.2,M,48.0,M,7.3393,N,00726.2669,E,0.11,141.32,230507,,*05\r\n" + "$GPGGA,175224.255,4657.3394,N,00726.2670,E,1,04,9.0,568.0,M,48.0,M,0.0,0000*70\r\n" + "$GPGSA,$GPGGA,175225.255,4657.3395,N,00726.2670,E,1,04,9.0,567.8,M,48.0,M,0.0,0000*77\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.7*38\r\n" + "$GPRMC,175225.255,A,4657.3395,N,00726.2670,E,0.10,146.99,230507,,*0A\r\n" + "$GPGGA,175226.255,465567.5,M,48.0,M,0.0,0000*7B\r\n" + "$GPGSA,A,3,26,29,17,12$GPGGA,175227.255,4657.3397,N,00726.2671,E,1,04,9.0,567.1,M,48.0,M,0.0,0000*7F\r\n" + "$.7*38\r\n" + "$GPGSV,2,1,08,26,71,153,46,29,60,149,46,09,55,286,00,28,32,051$GPGGA,175228.254,4657.3399,N,00726.2672,E,1,04,9.0,566.8,M,48.0,M,0.0,0000*74\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.72,E,0.12,146.43,230507,,*0D\r\n" + "$GPGGA,175229.254,4657.3400,N,00726.2673,E,1,04,9.0,566.4,M,48.0,M,0.0,0000*7F\r\n" + "$GPGSA,A,3,26,29,17,1$GPGGA,175230.254,4657.3401,N,00726.2675,E,1,04,9.0,566.0,M,48.0,M,0.0,0000*74\r\n" + "$GPGSA,A,3,26,29,17,12$GPGGA,175231.254,4657.3402,N,00726.2676,E,1,04,9.0,565.7,M,48.0,M,0.0,0000*71\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.7*38\r\n" + "$GPRMC,175231.2$GPGGA,175232.254,4657.3404,N,00726.2677,E,1,04,9.,153,45,29,60,149,46,09,55,286,00,28,32,051,00*7F\r\n" + "$GPGSV,2,2,08,17,32,102,38,18,28,298,00,12,12,21$GPGGA,175233.254,4657.3405,N,00726.2678,E,1,04,9.0,565.1,M,48.0,M,0.0,0000*7C\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$,*09\r\n" + "$GPGGA,175234.254,4657.3406,N,00726.2679,E,1,04,9.0,564.9,M,48.0,M,0.0,0000*70\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPRMC,175234.254,A,4657.3$GPGGA,175235.254,4657.3408,N,00726.2680,E,1,04,9.00,M,0.0,0000*76\r\n" + "$GPGSA,A,3,26,$GPGGA,175236.254,439\r\n" + "$GPRMC,175236.254,A,4657.3409,N,00726.2681,E,0.14,142.56,230507,,*06\r\n" + "$GPGGA,175237.254,4657.3410,N,00726.2682,E,1,04,9.0,564.5,M,48.0,M,0.0,0000*7C\r\n" + "$GPGSA,A,3,26,29,17,12,,,,00,28,32,051,00*7F\r\n" + "$GPGSV,2,2,08,17,32,102,39,18,28,298,00,12,12,218,35,22,09,3$GPGGA,175238.254,4657.3411,N,00726.2682,E,1,04$GPGGA,175239.254,4657.3412,N,00726.2683,E,1,04,9.0,564.7,M,48.0,M,0.0,0000*73\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPRMC,175239.254,A,4657.3412,N$GPGGA,175240.254,4657.3412,N,00726.2684,E,1,04,9.0,564.8,M,48.0,M,0.0,0000*75\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPRMC,$GPGGA,175241.254,4657.3413,N,00726.2684,E,1,04,9.0,565.1,M,48.0,M,0.0,0000*7D\r\n" + ",,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPRMC,175241.254,A,4657.3413,N,00726.2684,E,0.$GPGGA,175242.254,4657.3413,N,00726.2684,E,1,04,9.0,565.3,M,48.0,M,0.0,0000*7C\r\n" + "$GPGSA,A,3,26,29,179,60,149,46,09,55,286,00,28,32,051,00*7C\r\n" + "$GPGS$GPGGA,175243.254,4657.3414,N,00726.2685,E,1,04,9.0,565.7,M,48.0,M,0.0,0000*7F\r\n" + "$GPGSA,A,3$GPGGA,175244.253,4657.3414,N,00726.2685,E,1,04,9.0,566.0,M,48.0,M,0.0,0000*7B\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPGGA,175245.253,4657.3415,N,00726.2685,E,1,04,9.0,566.3,M,48.0,M,0.0,0000*78\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPRMC,175245.253,A,4657.3415,N,00726.2685,E,0.2$GPGGA,175246.253,4657.3415,N,00726.2686,E,1,04,9.0,566.5,M,48.0,M,0.0,0000*7E\r\n" + ",175246.253,A,4657.3415,N,00726.2686,E,0.13,145$GPGGA,175247.253,4657.3416,N,00726.2686,E,1,04,9.0,566.8,M,48.0,M,0.0,0000*71\r\n" + "$GPGSA,A,3,26,17,32,101,39*7D\r\n" + "$GPGSV,2,2,08,28,32,051,00,18,$GPGGA,175248.253,4657.3417,N,00726.2686,E,1,04,9.0,567.0,M,48.0,M,0.0,0000*76\r\n" + "$GPGSA,A,3,26,29$GPGGA,175249.253,4657.3417,N,00726.2686,E,1,04.3,M,48.0,M,0.0,0000*7$GPGGA,175250.253,4657.3418,N,00726.2686,E,1,04,9.0,567.4,M,48.0,M,0.0,0000*74\r\n" + ".5,9.0,2.6*39\r\n" + "$GPRMC,175250.253,A,4657.3$GPGGA,175251.253,4657.3418,N,00726.2687,E,1,04,9.0,567.5,M,48.0,M,0.0,0000*75\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + ".2687,E,0.14,146.26,230507,,*05\r\n" + "$GPGGA,175252.253,4657.,00,18,28,298,00,12,12,218,36,22,09,326,00*7E\r\n" + "$GPRMC,175252.253,A,4657.3419,N,04,9.0,567.9,M,48.0,M,0.0,0000*7A\r\n" + "$GPGSA,A,3,26,29,17,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPRMC,175253.253,A,4657.$GPGGA,175254.253,4657.3420,N,00726.2687,E,1,0417,12,,,,,,,,,9.5,9.0,2.6*39\r\n" + "$GPRMC,175254.253,A,4657.3420,N,00726.26$GPGGA,175255.253,4657.3421,N,00726.2688,E,1,04,9.0,568.4,M,48.0,M,0.0,0000*7A\r\n" + "$GPGSA,A,,E,0.16,151.85,230507,,*09\r\n" }; #endif -/************************************************************************* +/*************************************************************************/ /* * open the specified serial port for read/write @@ -152,14 +296,14 @@ static int openPort(const char *tty, int baud) /* open the tty */ fd = open(tty, O_RDWR | O_NOCTTY); if (fd < 0) { - error("open"); + error("openPort: error open"); return fd; } /* flush serial port */ status = tcflush(fd, TCIFLUSH); if (status < 0) { - error("tcflush"); + error("openPort: error tcflush"); close(fd); return -1; } @@ -178,7 +322,8 @@ static int openPort(const char *tty, int baud) /* set its new attrigutes */ status = tcsetattr(fd, TCSANOW, &newtio); if (status < 0) { - error("tcsetattr() failed: %s", strerror(errno)); + //error("tcsetattr() failed: %s", strerror(errno)); + error("tcsetattr() failed: __ERRNO removed due lazy coder"); close(fd); fd = -1; return fd; @@ -197,6 +342,10 @@ static void gpgga_callout( __attribute__ ((unused)) nmeap_context_t * context, v satellites = gga->satellites; quality = gga->quality; msgCounter++; + + if (debug==1) + debug("gps:debug: get gga callout, msg nr: %d\n",msgCounter); + } /** called when a gprmc message is received and parsed */ @@ -210,6 +359,10 @@ static void gprmc_callout( __attribute__ ((unused)) nmeap_context_t * context, v gpsTime = rmc->time; gpsDate = rmc->date; msgCounter++; + + if (debug==1) + debug("gps:debug: get rmc callout, msg nr: %d\n",msgCounter); + } @@ -218,17 +371,26 @@ static int prepare_gps_parser() int status; char *port = "/dev/usb/tts/1"; char *test; + int speed = 0; // 0 = default 4800 baud, 1 is 9600 baud if ((test = getenv("GPS_PORT"))) { /* define your port via env variable */ port = test; } + if ((test = getenv("GPS_9600"))) { /* define your port via env variable */ + speed = 1; + } + /* --------------------------------------- */ /* open the serial port device */ /* using default 4800 baud for most GPS */ /* --------------------------------------- */ #ifndef EMULATE - fd_g = openPort(port, B4800); + if (speed == 0) + fd_g = openPort(port, B4800); + else + fd_g = openPort(port, B9600); + if (fd_g < 0) { /* open failed */ error("GPS PLUGIN, Error: openPort %d", fd_g); @@ -271,58 +433,69 @@ static int prepare_gps_parser() static void parse(RESULT * result, RESULT * theOptions, RESULT * displayOptions) { -// char *value = " "; -// int finito = 0; - int rem; int offset; int status; int len; + long options; long dispOptions; -#ifndef EMULATE - char buffer[128]; -#endif +#define BUFFER_SIZE 128 + char buffer[BUFFER_SIZE]; options = R2N(theOptions); dispOptions = R2N(displayOptions); //error("options: %x\n",options); - - /* ---------------------------------------- */ - /* STEP 6 : get a buffer of input */ - /* --------------------------------------- */ + + if (dispOptions & OPTION_DEBUG) + debug=1; + + if ((dispOptions & OPTION_GET_BUFFERDATA) == 0) { + + /* ---------------------------------------- */ + /* STEP 6 : get a buffer of input */ + /* --------------------------------------- */ #ifdef EMULATE - len = rem = sizeof(test_vector); + len = rem = EMU_BUFFER_READ_SIZE; + emu_read_ofs += EMU_BUFFER_READ_SIZE; + if (emu_read_ofs > (sizeof(test_vector)-BUFFER_SIZE)) + emu_read_ofs = 0; + memcpy(buffer, &test_vector[emu_read_ofs], BUFFER_SIZE); #else - len = rem = read(fd_g, buffer, sizeof(buffer)); - - /* --------------------------------------- */ - /*STEP 7 : pass it to the parser */ - /* status indicates whether a complete msg */ - /* arrived for this byte */ - /* NOTE : in addition to the return status */ - /* the message callout will be fired when */ - /* a complete message is processed */ - /* --------------------------------------- */ - if (len <= 0) { - error("GPS Plugin, Error read from port, try using the GPS_PORT env variable (export GPS_PORT=/dev/mydev)"); - //break; - } + memset(buffer, 0, sizeof(buffer)); + len = rem = read(fd_g, buffer, sizeof(buffer)); + if (len <= 0) { + error("GPS Plugin, Error read from port, try using the GPS_PORT env variable (export GPS_PORT=/dev/mydev)"); + //break; + } + if (debug==1) + debug("gps:debug: read %d bytes\n",len); + #endif + if (dispOptions & OPTION_RAW_NMEA) + printf("\n__[%s]", buffer + '\0'); + + /* ---------------------------------------------- */ + /* STEP 7 : process input until buffer is used up */ + /* ---------------------------------------------- */ +//#ifdef EMULATE +// offset = emu_read_ofs; +//#else + offset = 0; +//#endif + + while (rem > 0) { +//#ifdef EMULATE +// status = nmeap_parseBuffer(&nmea, &test_vector[offset], &rem); +//#else + status = nmeap_parseBuffer(&nmea, &buffer[offset], &rem); + debug("\nGPS::debug: remaining: %d bytes\n",rem); + //error("loop, remaining=%d, read bytes=%d\n",rem,offset); +//#endif + offset += (len - rem); + } + } // end of OPTION get bufferdata - /* ---------------------------------------------- */ - /* STEP 7 : process input until buffer is used up */ - /* ---------------------------------------------- */ - offset = 0; - while (rem > 0) { -#ifdef EMULATE - status = nmeap_parseBuffer(&nmea, &test_vector[offset], &rem); -#else - status = nmeap_parseBuffer(&nmea, &buffer[offset], &rem); -// error("loop, remaining=%d, read bytes=%d\n",rem,offset); -#endif - offset += (len - rem); - } /* --------------------------------------- */ /* DISPLAY stuff comes here... */ @@ -332,17 +505,17 @@ static void parse(RESULT * result, RESULT * theOptions, RESULT * displayOptions) memset(outputStr, 0, 80); if (options & SHOW_ALTITUDE) { - if (dispOptions & DISPLAY_NO_PREFIX) + if (dispOptions & OPTION_NO_PREFIX) sprintf(outputStr, "%s%.0f ", outputStr, altitude); else sprintf(outputStr, "%salt:%.0f ", outputStr, altitude); } if (options & SHOW_SPEED) { float knotsConvert = 1.852f; //default speed display=km/h - if (dispOptions & DISPLAY_SPEED_IN_KNOTS) + if (dispOptions & OPTION_SPEED_IN_KNOTS) knotsConvert = 1.0f; //use knots - if (dispOptions & DISPLAY_NO_PREFIX) + if (dispOptions & OPTION_NO_PREFIX) sprintf(outputStr, "%s%.0f ", outputStr, speed * knotsConvert); else sprintf(outputStr, "%sspd:%.0f ", outputStr, speed * knotsConvert); @@ -359,43 +532,67 @@ static void parse(RESULT * result, RESULT * theOptions, RESULT * displayOptions) break; } } - if (dispOptions & DISPLAY_NO_PREFIX) + if (dispOptions & OPTION_NO_PREFIX) sprintf(outputStr, "%s%s ", outputStr, courses[selectedDegree]); else sprintf(outputStr, "%sdir:%s ", outputStr, courses[selectedDegree]); } if (options & SHOW_SATELLITES) { - if (dispOptions & DISPLAY_NO_PREFIX) + if (dispOptions & OPTION_NO_PREFIX) sprintf(outputStr, "%s%d ", outputStr, satellites); else sprintf(outputStr, "%ssat:%d ", outputStr, satellites); } if (options & SHOW_QUALITY) { - if (dispOptions & DISPLAY_NO_PREFIX) + if (dispOptions & OPTION_NO_PREFIX) sprintf(outputStr, "%s%d ", outputStr, quality); else sprintf(outputStr, "%squa:%d ", outputStr, quality); } if (options & SHOW_STATUS) { - if (dispOptions & DISPLAY_NO_PREFIX) + if (dispOptions & OPTION_NO_PREFIX) sprintf(outputStr, "%s%c ", outputStr, gpsStatus); else sprintf(outputStr, "%ssta:%c ", outputStr, gpsStatus); } if (options & SHOW_TIME_UTC) { - if (dispOptions & DISPLAY_NO_PREFIX) - sprintf(outputStr, "%s%ld ", outputStr, gpsTime); + char digitizer[9]; //01:34:67 + sprintf(digitizer, "%.6ld", gpsTime); //<012345> + digitizer[7] = digitizer[5]; + digitizer[6] = digitizer[4]; + digitizer[4] = digitizer[3]; + digitizer[3] = digitizer[2]; + digitizer[2] = ':'; + digitizer[5] = ':'; + digitizer[8] = '\0'; + if (dispOptions & OPTION_NO_PREFIX) + sprintf(outputStr, "%s%s ", outputStr, digitizer); else - sprintf(outputStr, "%sutc:%ld ", outputStr, gpsTime); + sprintf(outputStr, "%sutc:%s ", outputStr, digitizer); } if (options & SHOW_DATE) { - if (dispOptions & DISPLAY_NO_PREFIX) - sprintf(outputStr, "%s%ld ", outputStr, gpsDate); + char digitizer[9]; //01:34:67 + sprintf(digitizer, "%.6ld", gpsDate); //<012345> + digitizer[7] = digitizer[5]; + digitizer[6] = digitizer[4]; + digitizer[4] = digitizer[3]; + digitizer[3] = digitizer[2]; + digitizer[2] = '/'; + digitizer[5] = '/'; + digitizer[8] = '\0'; + if (dispOptions & OPTION_NO_PREFIX) + sprintf(outputStr, "%s%s ", outputStr, digitizer); else - sprintf(outputStr, "%sdat:%ld ", outputStr, gpsDate); + sprintf(outputStr, "%sdat:%s ", outputStr, digitizer); + } + + if (options == 0) { //error, no parameter defined! + error("gps::parse() ERROR, no parameter specified!"); + value = strdup("GPS ARG ERR"); + } else { + value = strdup(outputStr); } - value = strdup(outputStr); SetResult(&result, R_STRING, value); free(value); } @@ -405,7 +602,7 @@ static void parse(RESULT * result, RESULT * theOptions, RESULT * displayOptions) /* MUST NOT be declared 'static'! */ int plugin_init_gps(void) { - printf("PLUGIN INIT\n"); + info("%s: v%s", Name, "0.2"); prepare_gps_parser(); /* register all our cool functions */ @@ -418,6 +615,7 @@ int plugin_init_gps(void) void plugin_exit_gps(void) { + info("%s: shutting down plugin.", Name); #ifndef EMULATE close(fd_g); #endif -- cgit v1.2.3