diff options
author | Guido Günther <agx@sigxcpu.org> | 2014-02-05 08:38:23 +0100 |
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committer | Guido Günther <agx@sigxcpu.org> | 2014-02-05 08:38:23 +0100 |
commit | dc645b92b9a7db3076ae34986ac219d01677d124 (patch) | |
tree | 963a5d6ad150a88a2a8ab6d994d79d539e19383a /src/mm-modem-location.c | |
parent | 87bd9deec22af69bb27226254803ac5c63b18d78 (diff) |
Imported Upstream version 0.4+git.20100624t180933.6e79d15upstream/0.4+git.20100624t180933.6e79d15
Diffstat (limited to 'src/mm-modem-location.c')
-rw-r--r-- | src/mm-modem-location.c | 330 |
1 files changed, 330 insertions, 0 deletions
diff --git a/src/mm-modem-location.c b/src/mm-modem-location.c new file mode 100644 index 0000000..0018295 --- /dev/null +++ b/src/mm-modem-location.c @@ -0,0 +1,330 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * 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: + * + * Copyright (C) 2010 Red Hat, Inc. + */ + +#include <string.h> +#include <dbus/dbus-glib.h> + +#include "mm-modem-location.h" +#include "mm-errors.h" +#include "mm-callback-info.h" +#include "mm-marshal.h" + +static void impl_modem_location_enable (MMModemLocation *modem, + gboolean enable, + gboolean signal_location, + DBusGMethodInvocation *context); + +static void impl_modem_location_get_location (MMModemLocation *modem, + DBusGMethodInvocation *context); + +#include "mm-modem-location-glue.h" + +/*****************************************************************************/ + +static void +async_call_done (MMModem *modem, GError *error, gpointer user_data) +{ + DBusGMethodInvocation *context = (DBusGMethodInvocation *) user_data; + + if (error) + dbus_g_method_return_error (context, error); + else + dbus_g_method_return (context); +} + +static void +async_call_not_supported (MMModemLocation *self, + MMModemFn callback, + gpointer user_data) +{ + MMCallbackInfo *info; + + info = mm_callback_info_new (MM_MODEM (self), callback, user_data); + info->error = g_error_new_literal (MM_MODEM_ERROR, MM_MODEM_ERROR_OPERATION_NOT_SUPPORTED, + "Operation not supported"); + mm_callback_info_schedule (info); +} + +/*****************************************************************************/ + +typedef struct { + gboolean enable; + gboolean signals_location; +} LocAuthInfo; + +static void +loc_auth_info_destroy (gpointer data) +{ + LocAuthInfo *info = data; + + memset (info, 0, sizeof (LocAuthInfo)); + g_free (info); +} + +static LocAuthInfo * +loc_auth_info_new (gboolean enable, gboolean signals_location) +{ + LocAuthInfo *info; + + info = g_malloc0 (sizeof (LocAuthInfo)); + info->enable = enable; + info->signals_location = signals_location; + return info; +} + +/*****************************************************************************/ + +void +mm_modem_location_enable (MMModemLocation *self, + gboolean enable, + gboolean signals_location, + MMModemFn callback, + gpointer user_data) +{ + g_return_if_fail (MM_IS_MODEM_LOCATION (self)); + g_return_if_fail (callback != NULL); + + if (MM_MODEM_LOCATION_GET_INTERFACE (self)->enable) + MM_MODEM_LOCATION_GET_INTERFACE (self)->enable (self, enable, signals_location, callback, user_data); + else + async_call_not_supported (self, callback, user_data); +} + +/*****************************************************************************/ + +static void +loc_enable_auth_cb (MMAuthRequest *req, + GObject *owner, + DBusGMethodInvocation *context, + gpointer user_data) +{ + MMModemLocation *self = MM_MODEM_LOCATION (owner); + LocAuthInfo *info = (LocAuthInfo *) user_data; + GError *error = NULL; + + /* Return any authorization error, otherwise enable location gathering */ + if (!mm_modem_auth_finish (MM_MODEM (self), req, &error)) { + dbus_g_method_return_error (context, error); + g_error_free (error); + } else + mm_modem_location_enable (self, info->enable, info->signals_location, async_call_done, context); +} + +static void +impl_modem_location_enable (MMModemLocation *modem, + gboolean enable, + gboolean signals_location, + DBusGMethodInvocation *context) +{ + GError *error = NULL; + LocAuthInfo *info; + + info = loc_auth_info_new (enable, signals_location); + + /* Make sure the caller is authorized to enable location gathering */ + if (!mm_modem_auth_request (MM_MODEM (modem), + MM_AUTHORIZATION_LOCATION, + context, + loc_enable_auth_cb, + info, + loc_auth_info_destroy, + &error)) { + dbus_g_method_return_error (context, error); + g_error_free (error); + } +} + +/*****************************************************************************/ + +static void +loc_get_invoke (MMCallbackInfo *info) +{ + MMModemLocationGetFn callback = (MMModemLocationGetFn) info->callback; + + callback ((MMModemLocation *) info->modem, NULL, info->error, info->user_data); +} + +static void +async_get_call_not_supported (MMModemLocation *self, + MMModemLocationGetFn callback, + gpointer user_data) +{ + MMCallbackInfo *info; + + info = mm_callback_info_new_full (MM_MODEM (self), + loc_get_invoke, + G_CALLBACK (callback), + user_data); + info->error = g_error_new_literal (MM_MODEM_ERROR, MM_MODEM_ERROR_OPERATION_NOT_SUPPORTED, + "Operation not supported"); + mm_callback_info_schedule (info); +} + +void +mm_modem_location_get_location (MMModemLocation *self, + MMModemLocationGetFn callback, + gpointer user_data) +{ + g_return_if_fail (MM_IS_MODEM_LOCATION (self)); + g_return_if_fail (callback != NULL); + + if (MM_MODEM_LOCATION_GET_INTERFACE (self)->get_location) + MM_MODEM_LOCATION_GET_INTERFACE (self)->get_location (self, callback, user_data); + else + async_get_call_not_supported (self, callback, user_data); +} + +/*****************************************************************************/ + +static void +async_get_call_done (MMModemLocation *self, + GHashTable *locations, + GError *error, + gpointer user_data) +{ + DBusGMethodInvocation *context = (DBusGMethodInvocation *) user_data; + + if (error) + dbus_g_method_return_error (context, error); + else + dbus_g_method_return (context, locations); +} + +static void +loc_get_auth_cb (MMAuthRequest *req, + GObject *owner, + DBusGMethodInvocation *context, + gpointer user_data) +{ + MMModemLocation *self = MM_MODEM_LOCATION (owner); + GError *error = NULL; + + /* Return any authorization error, otherwise get the location */ + if (!mm_modem_auth_finish (MM_MODEM (self), req, &error)) { + dbus_g_method_return_error (context, error); + g_error_free (error); + } else + mm_modem_location_get_location (self, async_get_call_done, context); +} + +static void +impl_modem_location_get_location (MMModemLocation *modem, + DBusGMethodInvocation *context) +{ + GError *error = NULL; + LocAuthInfo *info; + + info = loc_auth_info_new (FALSE, FALSE); + + /* Make sure the caller is authorized to enable location gathering */ + if (!mm_modem_auth_request (MM_MODEM (modem), + MM_AUTHORIZATION_LOCATION, + context, + loc_get_auth_cb, + info, + loc_auth_info_destroy, + &error)) { + dbus_g_method_return_error (context, error); + g_error_free (error); + } +} + +/*****************************************************************************/ + +static void +mm_modem_location_init (gpointer g_iface) +{ + static gboolean initialized = FALSE; + + if (initialized) + return; + + /* Properties */ + g_object_interface_install_property + (g_iface, + g_param_spec_boxed (MM_MODEM_LOCATION_LOCATION, + "Location", + "Available location information", + G_TYPE_HASH_TABLE, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + g_object_interface_install_property + (g_iface, + g_param_spec_uint (MM_MODEM_LOCATION_CAPABILITIES, + "Capabilities", + "Supported location information methods", + MM_MODEM_LOCATION_CAPABILITY_UNKNOWN, + MM_MODEM_LOCATION_CAPABILITY_GPS_NMEA + | MM_MODEM_LOCATION_CAPABILITY_GSM_LAC_CI, + MM_MODEM_LOCATION_CAPABILITY_UNKNOWN, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + g_object_interface_install_property + (g_iface, + g_param_spec_boolean (MM_MODEM_LOCATION_ENABLED, + "Enabled", + "Whether or not location gathering is enabled", + FALSE, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + g_object_interface_install_property + (g_iface, + g_param_spec_boolean (MM_MODEM_LOCATION_SIGNALS_LOCATION, + "SignalsLocation", + "Whether or not location updates are emitted as signals", + FALSE, + G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + initialized = TRUE; +} + +GType +mm_modem_location_get_type (void) +{ + static GType loc_type = 0; + + if (!G_UNLIKELY (loc_type)) { + const GTypeInfo loc_info = { + sizeof (MMModemLocation), /* class_size */ + mm_modem_location_init, /* base_init */ + NULL, /* base_finalize */ + NULL, + NULL, /* class_finalize */ + NULL, /* class_data */ + 0, + 0, /* n_preallocs */ + NULL + }; + + loc_type = g_type_register_static (G_TYPE_INTERFACE, + "MMModemLocation", + &loc_info, 0); + + g_type_interface_add_prerequisite (loc_type, G_TYPE_OBJECT); + dbus_g_object_type_install_info (loc_type, &dbus_glib_mm_modem_location_object_info); + + /* Register some shadow properties to handle Enabled and Capabilities + * since these could be used by other interfaces. + */ + dbus_g_object_type_register_shadow_property (loc_type, + "Enabled", + MM_MODEM_LOCATION_ENABLED); + dbus_g_object_type_register_shadow_property (loc_type, + "Capabilities", + MM_MODEM_LOCATION_CAPABILITIES); + } + + return loc_type; +} |