src/server/dbus_util.cpp

   1 /*
   2  * sensord
   3  *
   4  * Copyright (c) 2014 Samsung Electronics Co., Ltd.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <sensor_log.h>
  21 #include <dbus_util.h>
  22 #include <gio/gio.h>
  23
  24 static int wrist_up_total_cnt;
  25 static int wrist_up_lcdon_cnt;
  26 static int wrist_up_algo;
  27
  28 static GDBusNodeInfo *introspection_data = NULL;
  29 static guint owner_id;
  30
  31 static const gchar introspection_xml[] =
  32 "<node>"
  33 "  <interface name='org.tizen.system.sensord'>"
  34 "        <method name='check_privilege'>"
  35 "          <arg type='i' name='response' direction='out'/>"
  36 "        </method>"
  37 "        <method name='wristup_lcdon_cnt'>"
  38 "          <arg type='i' name='response' direction='out'/>"
  39 "        </method>"
  40 "        <method name='wristup_total_cnt'>"
  41 "          <arg type='i' name='response' direction='out'/>"
  42 "        </method>"
  43 "        <method name='wristup_algo'>"
  44 "          <arg type='i' name='response' direction='out'/>"
  45 "        </method>"
  46 "  </interface>"
  47 "</node>";
  48
  49 static void method_call_handler(GDBusConnection *conn,
  50                                 const gchar *sender, const gchar *object_path,
  51                                 const gchar *iface_name, const gchar *method_name,
  52                                 GVariant *parameters, GDBusMethodInvocation *invocation,
  53                                 gpointer user_data)
  54 {
  55         int ret = DBUS_INIT;
  56
  57         if (g_strcmp0(method_name, "check_privilege") == 0) {
  58                 _D("check_privilege called");
  59                 ret = DBUS_SUCCESS;
  60         } else if (g_strcmp0(method_name, "wristup_lcdon_cnt") == 0) {
  61                 _D("wristup_lcdon_cnt called, %d", wrist_up_lcdon_cnt);
  62                 ret = wrist_up_lcdon_cnt;
  63         } else if (g_strcmp0(method_name, "wristup_total_cnt") == 0) {
  64                 _D("wristup_total_cnt called, %d", wrist_up_total_cnt);
  65                 ret = wrist_up_total_cnt;
  66         } else if (g_strcmp0(method_name, "wristup_algo") == 0) {
  67                 _D("wristup_algo called, %d", wrist_up_algo);
  68                 ret = wrist_up_algo;
  69         } else {
  70                 _D("No matched method call");
  71                 ret = DBUS_FAILED;
  72         }
  73
  74         g_dbus_method_invocation_return_value(invocation,
  75                                         g_variant_new("(i)", ret));
  76 }
  77
  78 static const GDBusInterfaceVTable interface_vtable =
  79 {
  80         method_call_handler,
  81         NULL,
  82         NULL
  83 };
  84
  85 static void on_bus_acquired(GDBusConnection *connection,
  86                 const gchar *name,
  87                 gpointer user_data)
  88 {
  89         guint registration_id;
  90
  91         if (!connection) {
  92                 _E("connection is null");
  93                 return;
  94         }
  95
  96         registration_id = g_dbus_connection_register_object(connection,
  97                 SENSORD_OBJECT_PATH,
  98                 introspection_data->interfaces[0],
  99                 &interface_vtable,
 100                 NULL,  /* user_data */
 101                 NULL,  /* user_data_free_func */
 102                 NULL); /* GError** */
 103
 104         if (registration_id == 0)
 105                 _E("Failed to g_dbus_connection_register_object");
 106
 107         _I("Gdbus method call registrated");
 108 }
 109
 110 static void on_name_acquired(GDBusConnection *conn,
 111                                 const gchar *name, gpointer user_data)
 112 {
 113 }
 114
 115 static void on_name_lost(GDBusConnection *conn,
 116                                 const gchar *name, gpointer user_data)
 117 {
 118         _E("Dbus name is lost!");
 119 }
 120
 121 int get_lcdon_count(void)
 122 {
 123         return wrist_up_lcdon_cnt;
 124 }
 125
 126 void increase_lcdon_count(void)
 127 {
 128         wrist_up_lcdon_cnt++;
 129 }
 130
 131 void reset_lcdon_count(void)
 132 {
 133         wrist_up_lcdon_cnt = 0;
 134 }
 135
 136 int get_total_count(void)
 137 {
 138         return wrist_up_total_cnt;
 139 }
 140
 141 void increase_total_count(void)
 142 {
 143         wrist_up_total_cnt++;
 144 }
 145
 146 void reset_total_count(void)
 147 {
 148         wrist_up_total_cnt = 0;
 149 }
 150
 151 void set_wrist_up_algo(int mode)
 152 {
 153         wrist_up_algo = mode;
 154 }
 155
 156 void init_dbus(void)
 157 {
 158 #ifndef GLIB_VERSION_2_36
 159         g_type_init();
 160 #endif
 161
 162         introspection_data = g_dbus_node_info_new_for_xml(introspection_xml, NULL);
 163         if (introspection_data == NULL) {
 164                 _E("Failed to init g_dbus_node_info_new_for_xml");
 165                 return;
 166         }
 167
 168         owner_id = g_bus_own_name(G_BUS_TYPE_SYSTEM,
 169                                                            SENSORD_BUS_NAME,
 170                                                            (GBusNameOwnerFlags) (G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT
 171                                                            | G_BUS_NAME_OWNER_FLAGS_REPLACE),
 172                                                            on_bus_acquired,
 173                                                            on_name_acquired,
 174                                                            on_name_lost,
 175                                                            NULL,
 176                                                            NULL);
 177         wrist_up_total_cnt = 0;
 178         wrist_up_lcdon_cnt = 0;
 179 }
 180
 181 void fini_dbus(void)
 182 {
 183         if (owner_id != 0)
 184                 g_bus_unown_name(owner_id);
 185
 186         if (introspection_data)
 187                 g_dbus_node_info_unref(introspection_data);
 188 }