Discover plugins in converter.c

[babeltrace.git] / plugins / iterator.c

diff --git a/plugins/iterator.c b/plugins/iterator.c
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..b2f79f2011ab42929015bef3a7334d2e79970b93 100644 (file)
--- a/plugins/iterator.c
+++ b/plugins/iterator.c
@@ -0,0 +1,100 @@
+/*
+ * iterator.c
+ *
+ * Babeltrace Notification Iterator
+ *
+ * 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 <babeltrace/compiler.h>
+#include <babeltrace/ref.h>
+#include <babeltrace/plugin/component.h>
+#include <babeltrace/plugin/source-internal.h>
+#include <babeltrace/plugin/notification/iterator.h>
+#include <babeltrace/plugin/notification/iterator-internal.h>
+
+static
+void bt_notification_iterator_destroy(struct bt_object *obj)
+{
+       struct bt_notification_iterator *iterator;
+
+       assert(obj);
+       iterator = container_of(obj, struct bt_notification_iterator,
+                       base);
+       assert(iterator->user_destroy || !iterator->user_data);
+       iterator->user_destroy(iterator);
+       g_free(iterator);
+}
+
+BT_HIDDEN
+struct bt_notification_iterator *bt_notification_iterator_create(
+               struct bt_component *component)
+{
+       struct bt_notification_iterator *iterator = NULL;
+
+       if (!component ||
+               bt_component_get_type(component) != BT_COMPONENT_TYPE_SOURCE) {
+               goto end;
+       }
+
+       iterator = g_new0(struct bt_notification_iterator, 1);
+       if (!iterator) {
+               goto end;
+       }
+
+       bt_object_init(iterator, bt_notification_iterator_destroy);
+end:
+       return iterator;
+}
+
+BT_HIDDEN
+enum bt_notification_iterator_status bt_notification_iterator_validate(
+               struct bt_notification_iterator *iterator)
+{
+       enum bt_notification_iterator_status ret =
+               BT_NOTIFICATION_ITERATOR_STATUS_OK;
+
+       if (!iterator || !iterator->get || !iterator->next) {
+               ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
+               goto end;
+       }
+end:
+       return ret;
+}
+
+enum bt_notification_iterator_status bt_notification_iterator_set_get_cb(
+               struct bt_notification_iterator *iterator,
+               bt_notification_iterator_get_cb get)
+{
+       enum bt_notification_iterator_status ret =
+               BT_NOTIFICATION_ITERATOR_STATUS_OK;
+
+       if (!iterator || !get) {
+               ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
+               goto end;
+       }
+
+       
+end:
+       return ret;
+}