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	bluetooth: Get managed objects
Get objects from the BlueZ 5 object manager. This code is based on previous work by Mikel Astiz.
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					 1 changed files with 60 additions and 1 deletions
				
			
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			@ -76,6 +76,7 @@ struct pa_bluetooth_discovery {
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    pa_dbus_connection *connection;
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    bool filter_added;
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    bool matches_added;
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    bool objects_listed;
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    pa_hook hooks[PA_BLUETOOTH_HOOK_MAX];
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    pa_hashmap *adapters;
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    pa_hashmap *devices;
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			@ -377,6 +378,61 @@ static void adapter_remove_all(pa_bluetooth_discovery *y) {
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    }
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}
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static void get_managed_objects_reply(DBusPendingCall *pending, void *userdata) {
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    pa_dbus_pending *p;
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    pa_bluetooth_discovery *y;
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    DBusMessage *r;
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    DBusMessageIter arg_i, element_i;
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    pa_assert_se(p = userdata);
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    pa_assert_se(y = p->context_data);
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    pa_assert_se(r = dbus_pending_call_steal_reply(pending));
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    if (dbus_message_is_error(r, DBUS_ERROR_UNKNOWN_METHOD)) {
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        pa_log_warn("BlueZ D-Bus ObjectManager not available");
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        goto finish;
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    }
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    if (dbus_message_get_type(r) == DBUS_MESSAGE_TYPE_ERROR) {
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        pa_log_error("GetManagedObjects() failed: %s: %s", dbus_message_get_error_name(r), pa_dbus_get_error_message(r));
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        goto finish;
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    }
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    if (!dbus_message_iter_init(r, &arg_i) || !pa_streq(dbus_message_get_signature(r), "a{oa{sa{sv}}}")) {
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        pa_log_error("Invalid reply signature for GetManagedObjects()");
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        goto finish;
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    }
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    dbus_message_iter_recurse(&arg_i, &element_i);
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    while (dbus_message_iter_get_arg_type(&element_i) == DBUS_TYPE_DICT_ENTRY) {
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        DBusMessageIter dict_i;
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        dbus_message_iter_recurse(&element_i, &dict_i);
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        /* TODO: parse interfaces and properties */
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        dbus_message_iter_next(&element_i);
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    }
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    y->objects_listed = true;
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finish:
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    dbus_message_unref(r);
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    PA_LLIST_REMOVE(pa_dbus_pending, y->pending, p);
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    pa_dbus_pending_free(p);
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}
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static void get_managed_objects(pa_bluetooth_discovery *y) {
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    DBusMessage *m;
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    pa_assert(y);
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    pa_assert_se(m = dbus_message_new_method_call(BLUEZ_SERVICE, "/", "org.freedesktop.DBus.ObjectManager",
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                                                  "GetManagedObjects"));
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    send_and_add_to_pending(y, m, get_managed_objects_reply, NULL);
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}
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pa_hook* pa_bluetooth_discovery_hook(pa_bluetooth_discovery *y, pa_bluetooth_hook_t hook) {
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    pa_assert(y);
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    pa_assert(PA_REFCNT_VALUE(y) > 0);
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			@ -411,11 +467,12 @@ static DBusHandlerResult filter_cb(DBusConnection *bus, DBusMessage *m, void *us
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                pa_log_debug("Bluetooth daemon disappeared");
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                device_remove_all(y);
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                adapter_remove_all(y);
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                y->objects_listed = false;
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            }
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            if (new_owner && *new_owner) {
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                pa_log_debug("Bluetooth daemon appeared");
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                /* TODO: get managed objects */
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                get_managed_objects(y);
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            }
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        }
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			@ -946,6 +1003,8 @@ pa_bluetooth_discovery* pa_bluetooth_discovery_get(pa_core *c) {
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    endpoint_init(y, PA_BLUETOOTH_PROFILE_A2DP_SINK);
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    endpoint_init(y, PA_BLUETOOTH_PROFILE_A2DP_SOURCE);
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    get_managed_objects(y);
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    return y;
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fail:
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