2 * Babeltrace Plug-in Event Notification
4 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
6 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 #include <babeltrace/compiler-internal.h>
28 #include <babeltrace/ctf-ir/event.h>
29 #include <babeltrace/ctf-ir/event-internal.h>
30 #include <babeltrace/ctf-ir/event-class-internal.h>
31 #include <babeltrace/ctf-ir/stream-class-internal.h>
32 #include <babeltrace/ctf-ir/trace.h>
33 #include <babeltrace/graph/clock-class-priority-map.h>
34 #include <babeltrace/graph/clock-class-priority-map-internal.h>
35 #include <babeltrace/graph/notification-event-internal.h>
38 void bt_notification_event_destroy(struct bt_object
*obj
)
40 struct bt_notification_event
*notification
=
41 (struct bt_notification_event
*) obj
;
43 BT_PUT(notification
->event
);
44 BT_PUT(notification
->cc_prio_map
);
49 bool validate_clock_classes(struct bt_notification_event
*notif
)
52 * For each clock class found in the notification's clock class
53 * priority map, make sure the event has a clock value set for
54 * this clock class. Also make sure that those clock classes
55 * are part of the trace to which the event belongs.
59 int cc_prio_map_cc_count
;
60 size_t cc_prio_map_cc_i
, trace_cc_i
;
61 struct bt_ctf_event_class
*event_class
= NULL
;
62 struct bt_ctf_stream_class
*stream_class
= NULL
;
63 struct bt_ctf_trace
*trace
= NULL
;
65 event_class
= bt_ctf_event_borrow_event_class(notif
->event
);
67 stream_class
= bt_ctf_event_class_borrow_stream_class(event_class
);
69 trace
= bt_ctf_stream_class_borrow_trace(stream_class
);
71 trace_cc_count
= bt_ctf_trace_get_clock_class_count(trace
);
72 assert(trace_cc_count
>= 0);
73 cc_prio_map_cc_count
=
74 bt_clock_class_priority_map_get_clock_class_count(
76 assert(cc_prio_map_cc_count
>= 0);
78 for (cc_prio_map_cc_i
= 0; cc_prio_map_cc_i
< cc_prio_map_cc_count
;
80 struct bt_ctf_clock_class
*clock_class
=
81 bt_clock_class_priority_map_get_clock_class(
82 notif
->cc_prio_map
, cc_prio_map_cc_i
);
83 struct bt_ctf_clock_value
*clock_value
;
84 bool found_in_trace
= false;
87 clock_value
= bt_ctf_event_get_clock_value(notif
->event
,
96 for (trace_cc_i
= 0; trace_cc_i
< trace_cc_count
;
98 struct bt_ctf_clock_class
*trace_clock_class
=
99 bt_ctf_trace_get_clock_class(trace
, trace_cc_i
);
101 assert(trace_clock_class
);
103 if (trace_clock_class
== clock_class
) {
104 found_in_trace
= true;
111 if (!found_in_trace
) {
121 struct bt_notification
*bt_notification_event_create(struct bt_ctf_event
*event
,
122 struct bt_clock_class_priority_map
*cc_prio_map
)
124 struct bt_notification_event
*notification
= NULL
;
126 if (!event
|| !cc_prio_map
) {
130 if (!bt_ctf_event_borrow_packet(event
)) {
134 notification
= g_new0(struct bt_notification_event
, 1);
138 bt_notification_init(¬ification
->parent
,
139 BT_NOTIFICATION_TYPE_EVENT
,
140 bt_notification_event_destroy
);
141 notification
->event
= bt_get(event
);
142 notification
->cc_prio_map
= bt_get(cc_prio_map
);
143 if (!validate_clock_classes(notification
)) {
147 bt_ctf_event_freeze(notification
->event
);
148 bt_clock_class_priority_map_freeze(notification
->cc_prio_map
);
149 return ¬ification
->parent
;
151 bt_put(notification
);
155 struct bt_ctf_event
*bt_notification_event_get_event(
156 struct bt_notification
*notification
)
158 struct bt_ctf_event
*event
= NULL
;
159 struct bt_notification_event
*event_notification
;
161 if (bt_notification_get_type(notification
) !=
162 BT_NOTIFICATION_TYPE_EVENT
) {
165 event_notification
= container_of(notification
,
166 struct bt_notification_event
, parent
);
167 event
= bt_get(event_notification
->event
);
172 extern struct bt_clock_class_priority_map
*
173 bt_notification_event_get_clock_class_priority_map(
174 struct bt_notification
*notification
)
176 struct bt_clock_class_priority_map
*cc_prio_map
= NULL
;
177 struct bt_notification_event
*event_notification
;
179 if (bt_notification_get_type(notification
) !=
180 BT_NOTIFICATION_TYPE_EVENT
) {
184 event_notification
= container_of(notification
,
185 struct bt_notification_event
, parent
);
186 cc_prio_map
= bt_get(event_notification
->cc_prio_map
);