Move to kernel style SPDX license identifiers

[babeltrace.git] / src / lib / graph / component-class.h

diff --git a/src/lib/graph/component-class.h b/src/lib/graph/component-class.h
index 2b4b9454f4cd9eb1ca64a03f8db86ee8596d935e..ac51bcfb064e600b7946211bfa1cc512a0dccaf1 100644 (file)
--- a/src/lib/graph/component-class.h
+++ b/src/lib/graph/component-class.h
@@ -1,36 +1,15 @@
-#ifndef BABELTRACE_GRAPH_COMPONENT_CLASS_INTERNAL_H
-#define BABELTRACE_GRAPH_COMPONENT_CLASS_INTERNAL_H
-
 /*
+ * SPDX-License-Identifier: MIT
+ *
  * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
  * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
  */
 
-#include <babeltrace2/graph/component-const.h>
+#ifndef BABELTRACE_GRAPH_COMPONENT_CLASS_INTERNAL_H
+#define BABELTRACE_GRAPH_COMPONENT_CLASS_INTERNAL_H
+
 #include <babeltrace2/graph/component-class.h>
-#include <babeltrace2/graph/component-class-source.h>
-#include <babeltrace2/graph/component-class-filter.h>
-#include <babeltrace2/graph/component-class-sink.h>
+#include <babeltrace2/graph/component.h>
 #include "common/macros.h"
 #include "lib/object.h"
 #include "common/list.h"
@@ -64,8 +43,13 @@ struct bt_component_class {
        struct bt_plugin_so_shared_lib_handle *so_handle;
 };
 
-struct bt_component_class_source {
+struct bt_component_class_with_iterator_class {
        struct bt_component_class parent;
+       bt_message_iterator_class *msg_iter_cls;
+};
+
+struct bt_component_class_source {
+       struct bt_component_class_with_iterator_class parent;
        struct {
                bt_component_class_source_get_supported_mip_versions_method get_supported_mip_versions;
                bt_component_class_source_initialize_method init;
@@ -73,7 +57,18 @@ struct bt_component_class_source {
                bt_component_class_source_query_method query;
                bt_component_class_source_output_port_connected_method output_port_connected;
        } methods;
-       bt_message_iterator_class *msg_iter_cls;
+};
+
+struct bt_component_class_filter {
+       struct bt_component_class_with_iterator_class parent;
+       struct {
+               bt_component_class_filter_get_supported_mip_versions_method get_supported_mip_versions;
+               bt_component_class_filter_initialize_method init;
+               bt_component_class_filter_finalize_method finalize;
+               bt_component_class_filter_query_method query;
+               bt_component_class_filter_input_port_connected_method input_port_connected;
+               bt_component_class_filter_output_port_connected_method output_port_connected;
+       } methods;
 };
 
 struct bt_component_class_sink {
@@ -89,19 +84,6 @@ struct bt_component_class_sink {
        } methods;
 };
 
-struct bt_component_class_filter {
-       struct bt_component_class parent;
-       struct {
-               bt_component_class_filter_get_supported_mip_versions_method get_supported_mip_versions;
-               bt_component_class_filter_initialize_method init;
-               bt_component_class_filter_finalize_method finalize;
-               bt_component_class_filter_query_method query;
-               bt_component_class_filter_input_port_connected_method input_port_connected;
-               bt_component_class_filter_output_port_connected_method output_port_connected;
-       } methods;
-       bt_message_iterator_class *msg_iter_cls;
-};
-
 BT_HIDDEN
 void bt_component_class_add_destroy_listener(struct bt_component_class *class,
                bt_component_class_destroy_listener_func func, void *data);
@@ -131,4 +113,12 @@ const char *bt_component_class_type_string(enum bt_component_class_type type)
        }
 }
 
+static inline
+bool bt_component_class_has_message_iterator_class(
+       struct bt_component_class *component_class)
+{
+       return component_class->type == BT_COMPONENT_CLASS_TYPE_SOURCE ||
+               component_class->type == BT_COMPONENT_CLASS_TYPE_FILTER;
+}
+
 #endif /* BABELTRACE_GRAPH_COMPONENT_CLASS_INTERNAL_H */