navit  0.5.3-trunk
Data Structures | Macros | Functions | Variables
Vehicle Gpsd
Plugins » vehicle plugins

The Vehicle to gain position data from the gpsd service. More...

Data Structures

struct  vehicle_priv
 

Macros

#define DEFAULT_RETRY_INTERVAL   10
 
#define MIN_RETRY_INTERVAL   1
 

Functions

static void vehicle_gpsd_io (struct vehicle_priv *priv)
 
static void vehicle_gpsd_callback (struct gps_data_t *data, const char *buf, size_t len, int level)
 
static int vehicle_gpsd_try_open (struct vehicle_priv *priv)
 
static void vehicle_gpsd_open (struct vehicle_priv *priv)
 
static void vehicle_gpsd_close (struct vehicle_priv *priv)
 
static void vehicle_gpsd_destroy (struct vehicle_priv *priv)
 
static int vehicle_gpsd_position_attr_get (struct vehicle_priv *priv, enum attr_type type, struct attr *attr)
 
static struct vehicle_priv * vehicle_gpsd_new_gpsd (struct vehicle_methods *meth, struct callback_list *cbl, struct attr **attrs)
 
void plugin_init (void)
 The plugin entry point. More...
 

Variables

char * vehicle_priv::gpsd_query
 
struct event_watch * vehicle_priv::evwatch
 
guint vehicle_priv::retry_interval
 
struct gps_data_t * vehicle_priv::gps
 
int vehicle_priv::fix_type
 
time_t vehicle_priv::fix_time
 
int vehicle_priv::sats
 
struct event_timeout * vehicle_priv::retry_timer2
 
static struct vehicle_priv * vehicle_last
 
static struct vehicle_methods vehicle_gpsd_methods
 

Detailed Description

The Vehicle to gain position data from the gpsd service.

Macro Definition Documentation

◆ DEFAULT_RETRY_INTERVAL

#define DEFAULT_RETRY_INTERVAL   10

◆ MIN_RETRY_INTERVAL

#define MIN_RETRY_INTERVAL   1

Function Documentation

◆ plugin_init()

void plugin_init ( void  )

The plugin entry point.

Returns
nothing

The plugin entry point

The plugin entry point.

This function is called once on startup.

The plugin entry point.

Returns
nothing

The plugin entry point.

Navit, a modular navigation system. Copyright (C) 2005-2008 Navit Team

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.

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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

The plugin entry point.

register vehicle_gypsy

Returns
nothing

References dbg, lvl_debug, and vehicle_gpsd_new_gpsd().

◆ vehicle_gpsd_callback()

static void vehicle_gpsd_callback ( struct gps_data_t *  data,
const char *  buf,
size_t  len,
int  level 
)
static

References callback_list_call_attr_0, vehicle_priv::cbl, data, dbg, vehicle_priv::direction, vehicle_priv::fix_time, vehicle_priv::fix_type, vehicle_priv::geo, vehicle_priv::hdop, vehicle_priv::height, coord_geo::lat, coord_geo::lng, LONGLONG_HEX_FMT, lvl_debug, lvl_error, lvl_info, MPS_TO_KPH, vehicle_priv::nmea_data, vehicle_priv::nmea_data_buf, startup::pos, vehicle_priv::sats, vehicle_priv::sats_signal, vehicle_priv::sats_used, vehicle_priv::speed, vehicle_priv::status, and vehicle_last.

Referenced by vehicle_gpsd_io(), and vehicle_gpsd_try_open().

◆ vehicle_gpsd_close()

static void vehicle_gpsd_close ( struct vehicle_priv *  priv)
static

References callback_destroy(), vehicle_priv::cb, vehicle_priv::cbt, dbg, err(), event_remove_timeout(), event_remove_watch(), vehicle_priv::evwatch, vehicle_priv::gps, lvl_debug, lvl_error, and vehicle_priv::retry_timer2.

Referenced by vehicle_gpsd_destroy(), and vehicle_gpsd_io().

◆ vehicle_gpsd_destroy()

static void vehicle_gpsd_destroy ( struct vehicle_priv *  priv)
static

References vehicle_priv::gps, vehicle_priv::gpsd_query, vehicle_priv::source, and vehicle_gpsd_close().

◆ vehicle_gpsd_io()

static void vehicle_gpsd_io ( struct vehicle_priv *  priv)
static

References dbg, vehicle_priv::gps, lvl_debug, lvl_error, vehicle_gpsd_callback(), vehicle_gpsd_close(), vehicle_gpsd_open(), and vehicle_last.

Referenced by vehicle_gpsd_try_open().

◆ vehicle_gpsd_new_gpsd()

static struct vehicle_priv* vehicle_gpsd_new_gpsd ( struct vehicle_methods *  meth,
struct callback_list *  cbl,
struct attr **  attrs 
)
static

References attr_search(), attr::attrs, vehicle_priv::attrs, cbl, vehicle_priv::cbl, dbg, DEFAULT_RETRY_INTERVAL, vehicle_priv::gps, vehicle_priv::gpsd_query, lvl_debug, lvl_error, MIN_RETRY_INTERVAL, attr::num, vehicle_priv::retry_interval, vehicle_priv::source, attr::str, attr::u, vehicle_gpsd_methods, and vehicle_gpsd_open().

Referenced by plugin_init().

◆ vehicle_gpsd_open()

static void vehicle_gpsd_open ( struct vehicle_priv *  priv)
static

Open a connection to gpsd. Will re-try the connection if it fails

References vehicle_priv::cbt, dbg, event_add_timeout(), lvl_debug, lvl_error, vehicle_priv::retry_interval, vehicle_priv::retry_timer2, and vehicle_gpsd_try_open().

Referenced by vehicle_gpsd_io(), and vehicle_gpsd_new_gpsd().

◆ vehicle_gpsd_position_attr_get()

static int vehicle_gpsd_position_attr_get ( struct vehicle_priv *  priv,
enum attr_type  type,
struct attr *  attr 
)
static

◆ vehicle_gpsd_try_open()

static int vehicle_gpsd_try_open ( struct vehicle_priv *  priv)
static

Attempt to open the gps device. Return FALSE if retry not required Return TRUE to try again

References callback_cast, callback_new_1, vehicle_priv::cb, vehicle_priv::cbt, dbg, event_add_watch(), event_remove_timeout(), event_watch_cond_read, vehicle_priv::evwatch, vehicle_priv::gps, vehicle_priv::gpsd_query, lvl_debug, lvl_error, vehicle_priv::retry_interval, vehicle_priv::retry_timer2, vehicle_priv::source, vehicle_gpsd_callback(), and vehicle_gpsd_io().

Referenced by vehicle_gpsd_open().

Variable Documentation

◆ evwatch

struct event_watch* vehicle_priv::evwatch

Referenced by vehicle_gpsd_close(), and vehicle_gpsd_try_open().

◆ fix_time

time_t vehicle_priv::fix_time

Timestamp of last fix (not used)

Referenced by QNavitGeoReceiver::positionUpdated(), vehicle_gpsd_callback(), vehicle_gpsd_dbus_filter(), vehicle_gpsd_dbus_position_attr_get(), vehicle_gypsy_position_changed(), and vehicle_qt5_position_attr_get().

◆ fix_type

int vehicle_priv::fix_type

Type of last fix (1 = valid, 0 = invalid)

Referenced by QNavitGeoReceiver::positionUpdated(), vehicle_android_fix_callback(), vehicle_gpsd_callback(), vehicle_gypsy_fixstatus_changed(), and vehicle_qt5_position_attr_get().

◆ gps

struct gps_data_t* vehicle_priv::gps

Referenced by vehicle_gpsd_close(), vehicle_gpsd_destroy(), vehicle_gpsd_io(), vehicle_gpsd_new_gpsd(), and vehicle_gpsd_try_open().

◆ gpsd_query

char* vehicle_priv::gpsd_query

Referenced by vehicle_gpsd_destroy(), vehicle_gpsd_new_gpsd(), and vehicle_gpsd_try_open().

◆ retry_interval

guint vehicle_priv::retry_interval

Referenced by vehicle_gpsd_new_gpsd(), vehicle_gpsd_open(), vehicle_gpsd_try_open(), vehicle_gypsy_new_gypsy(), and vehicle_gypsy_open().

◆ retry_timer2

struct event_timeout* vehicle_priv::retry_timer2

Referenced by vehicle_gpsd_close(), vehicle_gpsd_open(), and vehicle_gpsd_try_open().

◆ sats

int vehicle_priv::sats

Number of satellites in view

Referenced by QNavitGeoReceiver::satellitesInViewUpdated(), vehicle_android_new_android(), vehicle_android_status_callback(), vehicle_gpsd_callback(), vehicle_gypsy_satellite_changed(), and vehicle_qt5_position_attr_get().

◆ vehicle_gpsd_methods

struct vehicle_methods vehicle_gpsd_methods
static
Initial value:
= {
vehicle_gpsd_destroy,
vehicle_gpsd_position_attr_get,
}
vehicle_gpsd_destroy
static void vehicle_gpsd_destroy(struct vehicle_priv *priv)
Definition: vehicle_gpsd.c:366
vehicle_gpsd_position_attr_get
static int vehicle_gpsd_position_attr_get(struct vehicle_priv *priv, enum attr_type type, struct attr *attr)
Definition: vehicle_gpsd.c:378

Referenced by vehicle_gpsd_new_gpsd().

◆ vehicle_last

struct vehicle_priv * vehicle_last
static

Referenced by vehicle_gpsd_callback(), and vehicle_gpsd_io().