| /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
| /* |
| * mmcli -- Control modem status & access information from the command line |
| * |
| * 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 3 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, see <http://www.gnu.org/licenses/>. |
| * |
| * Copyright (C) 2012 Google, Inc. |
| * Copyright (C) 2012 Lanedo GmbH <aleksander@lanedo.com> |
| */ |
| |
| #include "config.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <locale.h> |
| #include <string.h> |
| |
| #include <glib.h> |
| #include <gio/gio.h> |
| |
| #include <libmm-glib.h> |
| |
| #include "mmcli.h" |
| #include "mmcli-common.h" |
| |
| /* Context */ |
| typedef struct { |
| MMManager *manager; |
| GCancellable *cancellable; |
| MMObject *object; |
| MMModemLocation *modem_location; |
| } Context; |
| static Context *ctx; |
| |
| /* Options */ |
| static gboolean status_flag; |
| static gboolean enable_3gpp_flag; |
| static gboolean disable_3gpp_flag; |
| static gboolean get_3gpp_flag; |
| static gboolean enable_gps_nmea_flag; |
| static gboolean disable_gps_nmea_flag; |
| static gboolean get_gps_nmea_flag; |
| static gboolean enable_gps_raw_flag; |
| static gboolean disable_gps_raw_flag; |
| static gboolean get_gps_raw_flag; |
| static gboolean get_all_flag; |
| |
| static GOptionEntry entries[] = { |
| { "location-status", 0, 0, G_OPTION_ARG_NONE, &status_flag, |
| "Show status of location gathering.", |
| NULL |
| }, |
| { "location-get", 0, 0, G_OPTION_ARG_NONE, &get_all_flag, |
| "Get all available location information.", |
| NULL |
| }, |
| { "location-enable-3gpp", 0, 0, G_OPTION_ARG_NONE, &enable_3gpp_flag, |
| "Enable 3GPP location gathering.", |
| NULL |
| }, |
| { "location-disable-3gpp", 0, 0, G_OPTION_ARG_NONE, &disable_3gpp_flag, |
| "Disable 3GPP location gathering.", |
| NULL |
| }, |
| { "location-get-3gpp", 0, 0, G_OPTION_ARG_NONE, &get_3gpp_flag, |
| "Get 3GPP-based location.", |
| NULL |
| }, |
| { "location-enable-gps-nmea", 0, 0, G_OPTION_ARG_NONE, &enable_gps_nmea_flag, |
| "Enable NMEA-based GPS location gathering.", |
| NULL |
| }, |
| { "location-disable-gps-nmea", 0, 0, G_OPTION_ARG_NONE, &disable_gps_nmea_flag, |
| "Disable NMEA-based GPS location gathering.", |
| NULL |
| }, |
| { "location-get-gps-nmea", 0, 0, G_OPTION_ARG_NONE, &get_gps_nmea_flag, |
| "Get NMEA GPS traces.", |
| NULL |
| }, |
| { "location-enable-gps-raw", 0, 0, G_OPTION_ARG_NONE, &enable_gps_raw_flag, |
| "Enable raw GPS location gathering.", |
| NULL |
| }, |
| { "location-disable-gps-raw", 0, 0, G_OPTION_ARG_NONE, &disable_gps_raw_flag, |
| "Disable raw GPS location gathering.", |
| NULL |
| }, |
| { "location-get-gps-raw", 0, 0, G_OPTION_ARG_NONE, &get_gps_raw_flag, |
| "Get raw GPS location.", |
| NULL |
| }, |
| { NULL } |
| }; |
| |
| GOptionGroup * |
| mmcli_modem_location_get_option_group (void) |
| { |
| GOptionGroup *group; |
| |
| group = g_option_group_new ("location", |
| "Location options", |
| "Show Location options", |
| NULL, |
| NULL); |
| g_option_group_add_entries (group, entries); |
| |
| return group; |
| } |
| |
| gboolean |
| mmcli_modem_location_options_enabled (void) |
| { |
| static guint n_actions = 0; |
| static gboolean checked = FALSE; |
| |
| if (checked) |
| return !!n_actions; |
| |
| if ((enable_3gpp_flag && disable_3gpp_flag) || |
| (enable_gps_nmea_flag && disable_gps_nmea_flag) || |
| (enable_gps_raw_flag && disable_gps_raw_flag)) { |
| g_printerr ("error: cannot enable and disable the same source\n"); |
| exit (EXIT_FAILURE); |
| } |
| |
| if (get_all_flag) { |
| get_3gpp_flag = TRUE; |
| get_gps_nmea_flag = TRUE; |
| get_gps_raw_flag = TRUE; |
| } |
| |
| n_actions = (status_flag + |
| !!(enable_3gpp_flag + |
| disable_3gpp_flag + |
| enable_gps_nmea_flag + |
| disable_gps_nmea_flag + |
| enable_gps_raw_flag + |
| disable_gps_raw_flag) + |
| !!(get_3gpp_flag + |
| get_gps_nmea_flag + |
| get_gps_raw_flag)); |
| |
| if (n_actions > 1) { |
| g_printerr ("error: too many Location actions requested\n"); |
| exit (EXIT_FAILURE); |
| } |
| |
| if (status_flag) |
| mmcli_force_sync_operation (); |
| |
| checked = TRUE; |
| return !!n_actions; |
| } |
| |
| static void |
| context_free (Context *ctx) |
| { |
| if (!ctx) |
| return; |
| |
| if (ctx->cancellable) |
| g_object_unref (ctx->cancellable); |
| if (ctx->modem_location) |
| g_object_unref (ctx->modem_location); |
| if (ctx->object) |
| g_object_unref (ctx->object); |
| if (ctx->manager) |
| g_object_unref (ctx->manager); |
| g_free (ctx); |
| } |
| |
| static void |
| ensure_modem_location (void) |
| { |
| if (mm_modem_get_unlock_required (mm_object_peek_modem (ctx->object)) != MM_MODEM_LOCK_NONE) { |
| g_printerr ("error: modem not unlocked yet\n"); |
| exit (EXIT_FAILURE); |
| } |
| |
| if (!ctx->modem_location) { |
| g_printerr ("error: modem has no location capabilities\n"); |
| exit (EXIT_FAILURE); |
| } |
| |
| /* Success */ |
| } |
| |
| void |
| mmcli_modem_location_shutdown (void) |
| { |
| context_free (ctx); |
| } |
| |
| static void |
| print_location_status (void) |
| { |
| gchar *capabilities_str; |
| gchar *enabled_str; |
| |
| capabilities_str = (mm_modem_location_source_build_string_from_mask ( |
| mm_modem_location_get_capabilities (ctx->modem_location))); |
| enabled_str = (mm_modem_location_source_build_string_from_mask ( |
| mm_modem_location_get_enabled (ctx->modem_location))); |
| g_print ("\n" |
| "%s\n" |
| " ----------------------------\n" |
| " Location | capabilities: '%s'\n" |
| " | enabled: '%s'\n" |
| " | signals: '%s'\n", |
| mm_modem_location_get_path (ctx->modem_location), |
| capabilities_str, |
| enabled_str, |
| mm_modem_location_signals_location (ctx->modem_location) ? "yes" : "no"); |
| g_free (capabilities_str); |
| g_free (enabled_str); |
| } |
| |
| static void |
| setup_process_reply (gboolean result, |
| const GError *error) |
| { |
| if (!result) { |
| g_printerr ("error: couldn't setup location gathering: '%s'\n", |
| error ? error->message : "unknown error"); |
| exit (EXIT_FAILURE); |
| } |
| |
| g_print ("successfully setup location gathering\n"); |
| } |
| |
| static void |
| setup_ready (MMModemLocation *modem_location, |
| GAsyncResult *result) |
| { |
| gboolean operation_result; |
| GError *error = NULL; |
| |
| operation_result = mm_modem_location_setup_finish (modem_location, result, &error); |
| setup_process_reply (operation_result, error); |
| |
| mmcli_async_operation_done (); |
| } |
| |
| static MMModemLocationSource |
| build_sources_from_flags (void) |
| { |
| MMModemLocationSource sources; |
| |
| /* Base the new actions on the previously enabled sources */ |
| sources = mm_modem_location_get_enabled (ctx->modem_location); |
| |
| if (enable_3gpp_flag) |
| sources |= MM_MODEM_LOCATION_SOURCE_3GPP_LAC_CI; |
| if (disable_3gpp_flag) |
| sources &= ~MM_MODEM_LOCATION_SOURCE_3GPP_LAC_CI; |
| |
| if (enable_gps_nmea_flag) |
| sources |= MM_MODEM_LOCATION_SOURCE_GPS_NMEA; |
| if (disable_gps_nmea_flag) |
| sources &= ~MM_MODEM_LOCATION_SOURCE_GPS_NMEA; |
| |
| if (enable_gps_raw_flag) |
| sources |= MM_MODEM_LOCATION_SOURCE_GPS_RAW; |
| if (disable_gps_raw_flag) |
| sources &= ~MM_MODEM_LOCATION_SOURCE_GPS_RAW; |
| |
| return sources; |
| } |
| |
| static void |
| get_location_process_reply (MMLocation3gpp *location_3gpp, |
| MMLocationGpsNmea *location_gps_nmea, |
| MMLocationGpsRaw *location_gps_raw, |
| const GError *error) |
| { |
| /* First, check for failures */ |
| if (!get_all_flag) { |
| gboolean exit_error = FALSE; |
| |
| if (get_3gpp_flag && !location_3gpp) { |
| g_printerr ("error: couldn't get 3GPP-based location from the modem: '%s'\n", |
| error ? error->message : "not available"); |
| exit_error = TRUE; |
| } |
| |
| if (get_gps_nmea_flag && !location_gps_nmea) { |
| g_printerr ("error: couldn't get NMEA GPS traces from the modem: '%s'\n", |
| error ? error->message : "not available"); |
| exit_error = TRUE; |
| } |
| |
| if (get_gps_raw_flag && !location_gps_raw) { |
| g_printerr ("error: couldn't get raw GPS location from the modem: '%s'\n", |
| error ? error->message : "not available"); |
| exit_error = TRUE; |
| } |
| |
| if (exit_error) |
| exit (EXIT_FAILURE); |
| } else if (error) { |
| g_printerr ("error: couldn't get location from the modem: '%s'\n", |
| error ? error->message : "unknown error"); |
| exit (EXIT_FAILURE); |
| } |
| |
| g_print ("\n" |
| "%s\n", |
| mm_modem_location_get_path (ctx->modem_location)); |
| |
| if (get_3gpp_flag) { |
| if (location_3gpp) |
| g_print (" -------------------------\n" |
| " 3GPP location | Mobile country code: '%u'\n" |
| " | Mobile network code: '%u'\n" |
| " | Location area code: '%lu'\n" |
| " | Cell ID: '%lu'\n", |
| mm_location_3gpp_get_mobile_country_code (location_3gpp), |
| mm_location_3gpp_get_mobile_network_code (location_3gpp), |
| mm_location_3gpp_get_location_area_code (location_3gpp), |
| mm_location_3gpp_get_cell_id (location_3gpp)); |
| else |
| g_print (" -------------------------\n" |
| " 3GPP location | Not available\n"); |
| } |
| |
| if (get_gps_nmea_flag) { |
| gchar *full = NULL; |
| |
| if (location_gps_nmea) |
| full = mm_location_gps_nmea_build_full (location_gps_nmea); |
| |
| if (full) { |
| gchar *prefixed; |
| |
| prefixed = mmcli_prefix_newlines (" | ", full); |
| g_print (" -------------------------\n" |
| " GPS NMEA traces | %s\n", |
| prefixed); |
| g_free (prefixed); |
| g_free (full); |
| } else |
| g_print (" -------------------------\n" |
| " GPS NMEA traces | Not available\n"); |
| } |
| |
| if (get_gps_raw_flag) { |
| if (location_gps_raw) |
| g_print (" -------------------------\n" |
| " Raw GPS | UTC time: '%s'\n" |
| " | Longitude: '%lf'\n" |
| " | Latitude: '%lf'\n" |
| " | Altitude: '%lf'\n", |
| mm_location_gps_raw_get_utc_time (location_gps_raw), |
| mm_location_gps_raw_get_longitude (location_gps_raw), |
| mm_location_gps_raw_get_latitude (location_gps_raw), |
| mm_location_gps_raw_get_altitude (location_gps_raw)); |
| else |
| g_print (" -------------------------\n" |
| " Raw GPS | Not available\n"); |
| } |
| |
| if (location_3gpp) |
| g_object_unref (location_3gpp); |
| if (location_gps_nmea) |
| g_object_unref (location_gps_nmea); |
| if (location_gps_raw) |
| g_object_unref (location_gps_raw); |
| } |
| |
| static void |
| get_location_ready (MMModemLocation *modem_location, |
| GAsyncResult *result) |
| { |
| MMLocation3gpp *location_3gpp = NULL; |
| MMLocationGpsNmea *location_gps_nmea = NULL; |
| MMLocationGpsRaw *location_gps_raw = NULL; |
| GError *error = NULL; |
| |
| mm_modem_location_get_full_finish (modem_location, |
| result, |
| get_3gpp_flag ? &location_3gpp : NULL, |
| get_gps_nmea_flag ? &location_gps_nmea : NULL, |
| get_gps_raw_flag ? &location_gps_raw : NULL, |
| &error); |
| get_location_process_reply (location_3gpp, location_gps_nmea, location_gps_raw, error); |
| |
| mmcli_async_operation_done (); |
| } |
| |
| static void |
| get_modem_ready (GObject *source, |
| GAsyncResult *result, |
| gpointer none) |
| { |
| ctx->object = mmcli_get_modem_finish (result, &ctx->manager); |
| ctx->modem_location = mm_object_get_modem_location (ctx->object); |
| |
| ensure_modem_location (); |
| |
| if (status_flag) |
| g_assert_not_reached (); |
| |
| /* Request to setup location gathering? */ |
| if (enable_3gpp_flag || |
| disable_3gpp_flag || |
| enable_gps_nmea_flag || |
| disable_gps_nmea_flag || |
| enable_gps_raw_flag || |
| disable_gps_raw_flag) { |
| g_debug ("Asynchronously setting up location gathering..."); |
| mm_modem_location_setup (ctx->modem_location, |
| build_sources_from_flags (), |
| mm_modem_location_signals_location (ctx->modem_location), |
| ctx->cancellable, |
| (GAsyncReadyCallback)setup_ready, |
| NULL); |
| return; |
| } |
| |
| /* Request to get location from the modem? */ |
| if (get_3gpp_flag || |
| get_gps_nmea_flag || |
| get_gps_raw_flag) { |
| g_debug ("Asynchronously getting location from the modem..."); |
| mm_modem_location_get_full (ctx->modem_location, |
| ctx->cancellable, |
| (GAsyncReadyCallback)get_location_ready, |
| NULL); |
| return; |
| } |
| |
| g_warn_if_reached (); |
| } |
| |
| void |
| mmcli_modem_location_run_asynchronous (GDBusConnection *connection, |
| GCancellable *cancellable) |
| { |
| /* Initialize context */ |
| ctx = g_new0 (Context, 1); |
| if (cancellable) |
| ctx->cancellable = g_object_ref (cancellable); |
| |
| /* Get proper modem */ |
| mmcli_get_modem (connection, |
| mmcli_get_common_modem_string (), |
| cancellable, |
| (GAsyncReadyCallback)get_modem_ready, |
| NULL); |
| } |
| |
| void |
| mmcli_modem_location_run_synchronous (GDBusConnection *connection) |
| { |
| GError *error = NULL; |
| |
| /* Initialize context */ |
| ctx = g_new0 (Context, 1); |
| ctx->object = mmcli_get_modem_sync (connection, |
| mmcli_get_common_modem_string (), |
| &ctx->manager); |
| ctx->modem_location = mm_object_get_modem_location (ctx->object); |
| |
| ensure_modem_location (); |
| |
| /* Request to get location status? */ |
| if (status_flag) { |
| g_debug ("Printing location status..."); |
| print_location_status (); |
| return; |
| } |
| |
| /* Request to setup location gathering? */ |
| if (enable_3gpp_flag || |
| disable_3gpp_flag || |
| enable_gps_nmea_flag || |
| disable_gps_nmea_flag || |
| enable_gps_raw_flag || |
| disable_gps_raw_flag) { |
| gboolean result; |
| |
| g_debug ("Synchronously setting up location gathering..."); |
| result = mm_modem_location_setup_sync (ctx->modem_location, |
| build_sources_from_flags (), |
| mm_modem_location_signals_location (ctx->modem_location), |
| NULL, |
| &error); |
| setup_process_reply (result, error); |
| return; |
| } |
| |
| /* Request to get location from the modem? */ |
| if (get_3gpp_flag || |
| get_gps_nmea_flag || |
| get_gps_raw_flag) { |
| MMLocation3gpp *location_3gpp = NULL; |
| MMLocationGpsNmea *location_gps_nmea = NULL; |
| MMLocationGpsRaw *location_gps_raw = NULL; |
| |
| g_debug ("Synchronously getting location from the modem..."); |
| mm_modem_location_get_full_sync (ctx->modem_location, |
| get_3gpp_flag ? &location_3gpp : NULL, |
| get_gps_nmea_flag ? &location_gps_nmea : NULL, |
| get_gps_raw_flag ? &location_gps_raw : NULL, |
| NULL, |
| &error); |
| get_location_process_reply (location_3gpp, location_gps_nmea, location_gps_raw, error); |
| return; |
| } |
| |
| g_warn_if_reached (); |
| } |
