Make API CTF-agnostic
[babeltrace.git] / lib / graph / notification / inactivity.c
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 #define BT_LOG_TAG "NOTIF-INACTIVITY"
24 #include <babeltrace/lib-logging-internal.h>
25
26 #include <babeltrace/object-internal.h>
27 #include <babeltrace/compiler-internal.h>
28 #include <babeltrace/ctf-ir/clock-class.h>
29 #include <babeltrace/ctf-ir/clock-value-internal.h>
30 #include <babeltrace/graph/notification-internal.h>
31 #include <babeltrace/graph/notification-inactivity-internal.h>
32 #include <babeltrace/graph/private-connection-private-notification-iterator.h>
33 #include <babeltrace/assert-pre-internal.h>
34
35 static
36 void bt_notification_inactivity_destroy(struct bt_object *obj)
37 {
38 struct bt_notification_inactivity *notification =
39 (struct bt_notification_inactivity *) obj;
40
41 BT_LOGD("Destroying inactivity notification: addr=%p", notification);
42
43 if (notification->default_cv) {
44 bt_clock_value_recycle(notification->default_cv);
45 }
46
47 g_free(notification);
48 }
49
50 struct bt_notification *bt_notification_inactivity_create(
51 struct bt_private_connection_private_notification_iterator *notif_iter,
52 struct bt_clock_class *default_clock_class)
53 {
54 struct bt_notification_inactivity *notification;
55 struct bt_notification *ret_notif = NULL;
56
57 BT_ASSERT_PRE_NON_NULL(notif_iter, "Notification iterator");
58 BT_ASSERT_PRE_NON_NULL(default_clock_class, "Default clock class");
59 BT_LOGD_STR("Creating inactivity notification object.");
60 notification = g_new0(struct bt_notification_inactivity, 1);
61 if (!notification) {
62 BT_LOGE_STR("Failed to allocate one inactivity notification.");
63 goto error;
64 }
65 bt_notification_init(&notification->parent,
66 BT_NOTIFICATION_TYPE_INACTIVITY,
67 bt_notification_inactivity_destroy, NULL);
68 ret_notif = &notification->parent;
69 notification->default_cv = bt_clock_value_create(default_clock_class);
70 if (!notification->default_cv) {
71 goto error;
72 }
73
74 BT_LOGD("Created inactivity notification object: addr=%p",
75 ret_notif);
76 goto end;
77
78 error:
79 BT_PUT(ret_notif);
80
81 end:
82 return ret_notif;
83 }
84
85 int bt_notification_inactivity_set_default_clock_value(
86 struct bt_notification *notif, uint64_t value_cycles)
87 {
88 struct bt_notification_inactivity *inactivity = (void *) notif;
89
90 BT_ASSERT_PRE_NON_NULL(notif, "Notification");
91 BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_INACTIVITY);
92 BT_ASSERT_PRE_HOT(notif, "Notification", ": %!+n", notif);
93 bt_clock_value_set_value_inline(inactivity->default_cv, value_cycles);
94 BT_LIB_LOGV("Set inactivity notification's default clock value: "
95 "%![notif-]+n, value=%" PRIu64, notif, value_cycles);
96 return 0;
97 }
98
99 struct bt_clock_value *bt_notification_inactivity_borrow_default_clock_value(
100 struct bt_notification *notif)
101 {
102 struct bt_notification_inactivity *inactivity = (void *) notif;
103
104 BT_ASSERT_PRE_NON_NULL(notif, "Notification");
105 BT_ASSERT_PRE_NOTIF_IS_TYPE(notif, BT_NOTIFICATION_TYPE_INACTIVITY);
106 return inactivity->default_cv;
107 }
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