handsfree-audio: Implement CardAdded signal

diff --git a/src/handsfree-audio.c b/src/handsfree-audio.c
index 6be2363..9e9a7a2 100644 (file)
--- a/src/handsfree-audio.c
+++ b/src/handsfree-audio.c
@@ -130,6 +130,33 @@ struct ofono_handsfree_card *ofono_handsfree_card_create(const char *remote,
        return card;
 }
 
+static void emit_card_added(struct ofono_handsfree_card *card)
+{
+       DBusMessage *signal;
+       DBusMessageIter iter;
+       DBusMessageIter dict;
+       const char *path;
+
+       signal = dbus_message_new_signal(OFONO_MANAGER_PATH,
+                                               HFP_AUDIO_MANAGER_INTERFACE,
+                                               "CardAdded");
+
+       if (signal == NULL)
+               return;
+
+       dbus_message_iter_init_append(signal, &iter);
+
+       path = card->path;
+       dbus_message_iter_append_basic(&iter, DBUS_TYPE_OBJECT_PATH, &path);
+       dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY,
+                                       OFONO_PROPERTIES_ARRAY_SIGNATURE,
+                                       &dict);
+       card_append_properties(card, &dict);
+       dbus_message_iter_close_container(&iter, &dict);
+
+       g_dbus_send_message(ofono_dbus_get_connection(), signal);
+}
+
 int ofono_handsfree_card_register(struct ofono_handsfree_card *card)
 {
        static int next_card_id = 1;
@@ -147,6 +174,7 @@ int ofono_handsfree_card_register(struct ofono_handsfree_card *card)
                return -EIO;
 
        card->path = g_strdup(path);
+       emit_card_added(card);
 
        return 0;
 }
@@ -340,6 +368,12 @@ static const GDBusMethodTable am_methods[] = {
        { }
 };
 
+static const GDBusSignalTable am_signals[] = {
+       { GDBUS_SIGNAL("CardAdded",
+               GDBUS_ARGS({ "path", "o" }, { "properties", "a{sv}" })) },
+       { }
+};
+
 void ofono_handsfree_audio_ref(void)
 {
        ref_count += 1;
@@ -350,7 +384,8 @@ void ofono_handsfree_audio_ref(void)
        if (!g_dbus_register_interface(ofono_dbus_get_connection(),
                                        OFONO_MANAGER_PATH,
                                        HFP_AUDIO_MANAGER_INTERFACE,
-                                       am_methods, NULL, NULL, NULL, NULL))
+                                       am_methods, am_signals, NULL,
+                                       NULL, NULL))
                ofono_error("Unable to register Handsfree Audio Manager");
 }