lib, bt2: add precondition check for port name unicity

[babeltrace.git] / src / lib / graph / component.c

diff --git a/src/lib/graph/component.c b/src/lib/graph/component.c
index c771e27870cd15ca40ca27736ca794a55a836374..d42dba7fc1ae8f6363f24a1743ade06102cdf792 100644 (file)
--- a/src/lib/graph/component.c
+++ b/src/lib/graph/component.c
@@ -1,24 +1,8 @@
 /*
+ * SPDX-License-Identifier: MIT
+ *
  * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
  * Copyright 2015 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.
  */
 
 #define BT_LOG_TAG "LIB/COMPONENT"
@@ -29,11 +13,8 @@
 #include "lib/assert-pre.h"
 #include "lib/assert-post.h"
 #include <babeltrace2/graph/self-component.h>
-#include <babeltrace2/graph/component-const.h>
-#include <babeltrace2/graph/component-source-const.h>
-#include <babeltrace2/graph/component-filter-const.h>
-#include <babeltrace2/graph/component-sink-const.h>
-#include <babeltrace2/graph/graph-const.h>
+#include <babeltrace2/graph/component.h>
+#include <babeltrace2/graph/graph.h>
 #include "common/macros.h"
 #include "compat/compiler.h"
 #include <babeltrace2/types.h>
@@ -483,6 +464,27 @@ enum bt_self_component_add_port_status bt_component_add_output_port(
                BT_PORT_TYPE_OUTPUT, name, user_data, port);
 }
 
+BT_HIDDEN
+bool bt_component_port_name_is_unique(GPtrArray *ports, const char *name)
+{
+       guint i;
+       bool unique;
+
+       for (i = 0; i < ports->len; i++) {
+               struct bt_port *port = g_ptr_array_index(ports, i);
+
+               if (strcmp(port->name->str, name) == 0) {
+                       unique = false;
+                       goto end;
+               }
+       }
+
+       unique = true;
+
+end:
+       return unique;
+}
+
 BT_HIDDEN
 enum bt_component_class_port_connected_method_status
 bt_component_port_connected(