4 * Babeltrace Notification Iterator
6 * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 #include <babeltrace/compiler.h>
30 #include <babeltrace/plugin/component.h>
31 #include <babeltrace/plugin/source-internal.h>
32 #include <babeltrace/plugin/notification/iterator.h>
33 #include <babeltrace/plugin/notification/iterator-internal.h>
36 void bt_notification_iterator_destroy(struct bt_ctf_ref
*ref
)
38 struct bt_notification_iterator
*iterator
;
44 iterator
= container_of(ref
, struct bt_notification_iterator
,
46 assert(iterator
->user_destroy
|| !iterator
->user_data
);
47 iterator
->user_destroy(iterator
);
52 struct bt_notification_iterator
*bt_notification_iterator_create(
53 struct bt_component
*component
)
55 struct bt_notification_iterator
*iterator
= NULL
;
58 bt_component_get_type(component
) != BT_COMPONENT_TYPE_SOURCE
) {
62 iterator
= g_new0(struct bt_notification_iterator
, 1);
67 bt_ctf_ref_init(&iterator
->ref_count
);
73 enum bt_notification_iterator_status
bt_notification_iterator_validate(
74 struct bt_notification_iterator
*iterator
)
76 enum bt_notification_iterator_status ret
=
77 BT_NOTIFICATION_ITERATOR_STATUS_OK
;
79 if (!iterator
|| !iterator
->get
|| !iterator
->next
) {
80 ret
= BT_NOTIFICATION_ITERATOR_STATUS_INVAL
;
87 void bt_notification_iterator_get(struct bt_notification_iterator
*iterator
)
93 bt_ctf_ref_get(&iterator
->ref_count
);
96 void bt_notification_iterator_put(struct bt_notification_iterator
*iterator
)
102 bt_ctf_ref_put(&iterator
->ref_count
, bt_notification_iterator_destroy
);
105 enum bt_notification_iterator_status
bt_notification_iterator_set_get_cb(
106 struct bt_notification_iterator
*iterator
,
107 bt_notification_iterator_get_cb get
)
109 enum bt_notification_iterator_status ret
;
111 if (!iterator
|| !get
) {
112 ret
= BT_NOTIFICATION_ITERATOR_STATUS_INVAL
;