Get the device name from the bluetooth name

[modest] / src / hildon2 / modest-maemo-utils.c

diff --git a/src/hildon2/modest-maemo-utils.c b/src/hildon2/modest-maemo-utils.c
index 453be77..796f5d4 100644 (file)
--- a/src/hildon2/modest-maemo-utils.c
+++ b/src/hildon2/modest-maemo-utils.c
@@ -31,7 +31,6 @@
 #define DBUS_API_SUBJECT_TO_CHANGE
 #endif /*DBUS_API_SUBJECT_TO_CHANGE*/
 
-#include <sys/utsname.h>
 #include <dbus/dbus.h>
 #include <dbus/dbus-glib-lowlevel.h>
 #include <glib.h>
@@ -92,18 +91,110 @@ modest_maemo_utils_set_osso_context (osso_context_t *osso_context)
        __osso_context = osso_context;
 }
 
-void
-modest_maemo_utils_get_device_name (void)
+static void
+update_device_name_from_msg (DBusMessage *message)
 {
-       struct utsname name;
+       DBusError error;
+       DBusMessageIter iter;
+
+       dbus_error_init (&error);
 
-       if (uname (&name) == 0) {
+       if (dbus_set_error_from_message (&error, message)) {
+               g_printerr ("modest: failed to get bluetooth name: %s\n", error.message);
+               dbus_error_free (&error);
+       } else {
+               const gchar *device_name;
+               if (!dbus_message_iter_init (message, &iter)) {
+                       g_printerr ("modest: message did not have argument\n");
+                       return;
+               }
+               dbus_message_iter_get_basic (&iter, &device_name);
                modest_conf_set_string (modest_runtime_get_conf(),
-                                       MODEST_CONF_DEVICE_NAME, name.nodename,
+                                       MODEST_CONF_DEVICE_NAME, device_name,
                                        NULL);
        }
 }
 
+
+static void
+on_device_name_received (DBusPendingCall *call, void *user_data)
+{
+       DBusMessage *message;
+
+       g_return_if_fail (dbus_pending_call_get_completed (call));
+
+       message = dbus_pending_call_steal_reply (call);
+       if (!message) {
+               g_printerr ("modest: no reply on device name query\n");
+               return;
+       }
+
+       update_device_name_from_msg (message);
+       dbus_message_unref (message);
+}
+
+
+static DBusHandlerResult
+handle_dbus_signal (DBusConnection *conn, DBusMessage *msg, gpointer data)
+{
+       if (dbus_message_is_signal(msg, BTNAME_SIGNAL_IF, BTNAME_SIG_CHANGED))
+               update_device_name_from_msg (msg);
+
+       return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+
+static void
+get_device_name_from_dbus ()
+{
+       static DBusConnection *conn = NULL;
+       DBusMessage *request;
+       DBusError error;
+       DBusPendingCall *call = NULL;
+
+       dbus_error_init (&error);
+       if (!conn) {
+               conn = dbus_bus_get (DBUS_BUS_SYSTEM, &error);
+               if (!conn) {
+                       g_printerr ("modest: cannot get on the dbus: %s: %s\n",
+                                   error.name, error.message);
+                       dbus_error_free (&error);
+                       return;
+               }
+       }
+
+       request = dbus_message_new_method_call (BTNAME_SERVICE, BTNAME_REQUEST_PATH,
+                                               BTNAME_REQUEST_IF, BTNAME_REQ_GET);
+       if (!request) {
+               /* should we free the connection? */
+               g_printerr ("modest: dbus_message_new_method_call failed\n");
+               return;
+       }
+       dbus_message_set_auto_start (request, TRUE);
+       if (dbus_connection_send_with_reply (conn, request, &call, -1)) {
+               dbus_pending_call_set_notify (call, on_device_name_received,
+                                             NULL, NULL);
+               dbus_pending_call_unref (call);
+       }
+       dbus_message_unref (request);
+
+       dbus_connection_setup_with_g_main (conn, NULL);
+       dbus_bus_add_match (conn, BTNAME_MATCH_RULE, &error);
+       if (dbus_error_is_set(&error)) {
+               g_printerr ("modest: dbus_bus_add_match failed: %s\n", error.message);
+               dbus_error_free (&error);
+       }
+
+       if (!dbus_connection_add_filter(conn, handle_dbus_signal, NULL, NULL))
+               g_printerr ("modest: dbus_connection_add_filter failed\n");
+}
+
+void
+modest_maemo_utils_get_device_name (void)
+{
+       get_device_name_from_dbus ();
+}
+
 void
 modest_maemo_utils_setup_images_filechooser (GtkFileChooser *chooser)
 {