From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Tue, 30 Aug 2016 04:01:39 +0000 (-0400)
Subject: Add bt_component_source_validate() implementation
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=cc8f40669f043ac960e1cb104ae922416a5d5a60;p=deliverable%2Fbabeltrace.git

Add bt_component_source_validate() implementation

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/lib/plugin-system/source.c b/lib/plugin-system/source.c
index 97992aac5..5ec8e4007 100644
--- a/lib/plugin-system/source.c
+++ b/lib/plugin-system/source.c
@@ -37,7 +37,31 @@ BT_HIDDEN
 enum bt_component_status bt_component_source_validate(
 		struct bt_component *component)
 {
-	return BT_COMPONENT_STATUS_OK;
+	enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+	struct bt_component_source *source;
+
+	if (!component) {
+		ret = BT_COMPONENT_STATUS_INVALID;
+		goto end;
+	}
+
+	if (!component->class) {
+		ret = BT_COMPONENT_STATUS_INVALID;
+		goto end;
+	}
+
+	if (component->class->type != BT_COMPONENT_TYPE_SOURCE) {
+		ret = BT_COMPONENT_STATUS_INVALID;
+		goto end;
+	}
+
+	source = container_of(component, struct bt_component_source, parent);
+	if (source->init_iterator) {
+		ret = BT_COMPONENT_STATUS_INVALID;
+		goto end;
+	}
+end:
+	return ret;
 }
 
 BT_HIDDEN