- BT_LIB_LOGI("Created initial message iterator on self component input port: "
- "%![up-port-]+p, %![up-comp-]+c, %![iter-]+i",
- upstream_port, upstream_comp, iterator);
-
-end:
- return iterator;
-}
-
-struct bt_self_component_port_input_message_iterator *
-bt_self_component_port_input_message_iterator_create(
- struct bt_self_component_port_input *self_port)
-{
- typedef enum bt_self_message_iterator_status (*init_method_t)(
- void *, void *, void *);
-
- init_method_t init_method = NULL;
- struct bt_self_component_port_input_message_iterator *iterator =
- NULL;
- struct bt_port *port = (void *) self_port;
- struct bt_port *upstream_port;
- struct bt_component *comp;
- struct bt_component *upstream_comp;
- struct bt_component_class *upstream_comp_cls;
-
- BT_ASSERT_PRE_NON_NULL(port, "Port");
- comp = bt_port_borrow_component_inline(port);
- BT_ASSERT_PRE(bt_port_is_connected(port),
- "Port is not connected: %![port-]+p", port);
- BT_ASSERT_PRE(comp, "Port is not part of a component: %![port-]+p",
- port);
- BT_ASSERT_PRE(!bt_component_graph_is_canceled(comp),
- "Port's component's graph is canceled: "
- "%![port-]+p, %![comp-]+c", port, comp);
- BT_ASSERT(port->connection);
- upstream_port = port->connection->upstream_port;
- BT_ASSERT(upstream_port);
- upstream_comp = bt_port_borrow_component_inline(upstream_port);
- BT_ASSERT(upstream_comp);
- BT_ASSERT_PRE(
- bt_component_borrow_graph(upstream_comp)->config_state !=
- BT_GRAPH_CONFIGURATION_STATE_CONFIGURING,
- "Graph is not configured: %!+g",
- bt_component_borrow_graph(upstream_comp));
- upstream_comp_cls = upstream_comp->class;
- BT_ASSERT(upstream_comp->class->type ==
- BT_COMPONENT_CLASS_TYPE_SOURCE ||
- upstream_comp->class->type ==
- BT_COMPONENT_CLASS_TYPE_FILTER);
- iterator = bt_self_component_port_input_message_iterator_create_initial(
- upstream_comp, upstream_port);
- if (!iterator) {
- BT_LOGW_STR("Cannot create self component input port "
- "message iterator.");
- goto end;
- }
-