Commit | Line | Data |
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e0dfa761 PP |
1 | /* |
2 | * Copyright 2017 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | * of this software and associated documentation files (the "Software"), to deal | |
6 | * in the Software without restriction, including without limitation the rights | |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | * copies of the Software, and to permit persons to whom the Software is | |
9 | * furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
20 | * SOFTWARE. | |
21 | */ | |
22 | ||
23 | #include <babeltrace/plugin/plugin-dev.h> | |
24 | #include <babeltrace/component/component.h> | |
25 | #include <babeltrace/component/component-sink.h> | |
26 | #include <babeltrace/component/notification/iterator.h> | |
27 | #include <babeltrace/component/notification/notification.h> | |
28 | #include <assert.h> | |
29 | ||
30 | enum bt_component_status dummy_consume(struct bt_component *component) | |
31 | { | |
32 | enum bt_component_status ret; | |
33 | struct bt_notification *notif = NULL; | |
34 | struct bt_notification_iterator *it = NULL; | |
35 | unsigned int it_count; | |
36 | size_t i; | |
37 | bool got_one = false; | |
38 | ||
39 | ret = bt_component_sink_get_input_count(component, &it_count); | |
40 | assert(ret == 0); | |
41 | ||
42 | for (i = 0; i < it_count; i++) { | |
43 | enum bt_notification_iterator_status it_ret; | |
44 | ||
45 | ret = bt_component_sink_get_input_iterator(component, i, &it); | |
46 | assert(ret == 0); | |
47 | it_ret = bt_notification_iterator_next(it); | |
48 | switch (it_ret) { | |
49 | case BT_NOTIFICATION_ITERATOR_STATUS_ERROR: | |
50 | ret = BT_COMPONENT_STATUS_ERROR; | |
51 | goto end; | |
52 | case BT_NOTIFICATION_ITERATOR_STATUS_END: | |
53 | ret = BT_COMPONENT_STATUS_END; | |
54 | BT_PUT(it); | |
55 | continue; | |
56 | default: | |
57 | break; | |
58 | } | |
59 | ||
60 | notif = bt_notification_iterator_get_notification(it); | |
61 | if (!notif) { | |
62 | ret = BT_COMPONENT_STATUS_ERROR; | |
63 | goto end; | |
64 | } | |
65 | ||
66 | /* | |
67 | * Dummy! I'm doing nothing with this notification, | |
68 | * NOTHING. | |
69 | */ | |
70 | got_one = true; | |
71 | BT_PUT(it); | |
72 | BT_PUT(notif); | |
73 | } | |
74 | ||
75 | if (!got_one) { | |
76 | ret = BT_COMPONENT_STATUS_END; | |
77 | } | |
78 | ||
79 | end: | |
80 | bt_put(it); | |
81 | bt_put(notif); | |
82 | return ret; | |
83 | } |