plugins/connman/connman.cpp

   1 /**
   2  * @file connman.cpp
   3  *
   4  * @brief Connman-based settings plugin.
   5  *
   6  * @author Ossama Othman @<ossama.othman@@intel.com@>
   7  *
   8  * @copyright @par
   9  * Copyright 2013 Intel Corporation All Rights Reserved.
  10  * @par
  11  * This library is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU Lesser General Public
  13  * License as published by the Free Software Foundation;
  14  * version 2.1 of the License.
  15  * @par
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Lesser General Public License for more details.
  20  * @par
  21  * You should have received a copy of the GNU Lesser General Public
  22  * License along with this library; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  24  * Boston, MA  02110-1301  USA
  25  */
  26
  27 #include "connman.hpp"
  28
  29 #include <settingsd/glib_traits.hpp>
  30 #include <settingsd/unique_ptr.hpp>
  31 #include <settingsd/dbus_signal_callback.hpp>
  32
  33 #include <cstring>
  34 #include <string>
  35 #include <stdexcept>
  36
  37
  38 ivi::settings::connman::connman(char const * interface,
  39                                 char const * path,
  40                                 GDBusConnection * connection,
  41                                 event_callback const & e)
  42   : proxy_(nullptr)
  43   , event_callback_(e)
  44   , subscription_id_(0)
  45 {
  46   static char const name[] = "net.connman";  // Service
  47
  48   GError * error = nullptr;
  49
  50   proxy_ =
  51     g_dbus_proxy_new_sync (connection,
  52                            G_DBUS_PROXY_FLAGS_NONE,
  53                            nullptr, // GDBusInterfaceInfo
  54                            name,
  55                            path,
  56                            interface,
  57                            nullptr, // GCancellable
  58                            &error);
  59
  60   unique_ptr<GError> safe_error(error);
  61
  62   if (proxy_ == nullptr) {
  63     g_printerr("Unable to create D-Bus proxy for (\"%s\", \"%s\"): %s\n",
  64                interface,
  65                path,
  66                error->message);
  67
  68     throw std::runtime_error(error->message);
  69   }
  70
  71   // Listen for changes to properties.
  72   subscription_id_ =
  73       g_dbus_connection_signal_subscribe(
  74         connection,
  75         nullptr,
  76         interface,
  77         "PropertyChanged",
  78         path,
  79         nullptr,
  80         G_DBUS_SIGNAL_FLAGS_NONE,
  81         on_dbus_signal,
  82         &event_callback_,
  83         nullptr);
  84 }
  85
  86 ivi::settings::connman::~connman()
  87 {
  88   if (proxy_ != nullptr) {
  89     g_dbus_connection_signal_unsubscribe(
  90       g_dbus_proxy_get_connection(G_DBUS_PROXY(proxy_)),
  91       subscription_id_);
  92
  93     g_object_unref(proxy_);
  94   }
  95 }
  96
  97 GVariant *
  98 ivi::settings::connman::set_property(char const * property,
  99                                      GVariant * value,
 100                                      GError *& error)
 101 {
 102   static gint const timeout = 5000;  // milliseconds
 103
 104   return g_dbus_proxy_call_sync(proxy_,
 105                                 "SetProperty",     // Method name
 106                                 g_variant_new("(sv)",
 107                                               property,
 108                                               value),
 109                                 G_DBUS_CALL_FLAGS_NONE,
 110                                 timeout,
 111                                 nullptr,  // Not cancellable
 112                                 &error);
 113 }
 114
 115
 116 // Local Variables:
 117 // mode:c++
 118 // c-basic-offset:2
 119 // indent-tabs-mode: nil
 120 // End: