Return component port counts by parameter

[babeltrace.git] / lib / component / source.c

diff --git a/lib/component/source.c b/lib/component/source.c
index e0c717b3d9390450147d9453a55c9a15bfaa424b..8b5de6b6178161f28e946e99f0d1e5aaf5ec1c5f 100644 (file)
--- a/lib/component/source.c
+++ b/lib/component/source.c
@@ -116,25 +116,26 @@ struct bt_notification_iterator *bt_component_source_create_notification_iterato
        return bt_component_create_iterator(component, init_method_data);
 }
 
-int bt_component_source_get_output_port_count(struct bt_component *component)
+enum bt_component_status bt_component_source_get_output_port_count(
+               struct bt_component *component, uint64_t *count)
 {
-       int ret;
+       enum bt_component_status status = BT_COMPONENT_STATUS_OK;
        struct bt_component_source *source;
 
-       if (!component) {
-               ret = -1;
+       if (!component || !count) {
+               status = BT_COMPONENT_STATUS_INVALID;
                goto end;
        }
 
        if (component->class->type != BT_COMPONENT_CLASS_TYPE_SOURCE) {
-               ret = -1;
+               status = BT_COMPONENT_STATUS_INVALID;
                goto end;
        }
 
        source = container_of(component, struct bt_component_source, parent);
-       ret = source->output_ports->len;
+       *count = (uint64_t) source->output_ports->len;
 end:
-       return ret;
+       return status;
 }
 
 struct bt_port *bt_component_source_get_output_port(