2 * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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
23 #define BT_LOG_TAG "NOTIF-INACTIVITY"
24 #include <babeltrace/lib-logging-internal.h>
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/clock-class-priority-map.h>
31 #include <babeltrace/graph/clock-class-priority-map-internal.h>
32 #include <babeltrace/graph/notification-internal.h>
33 #include <babeltrace/graph/notification-inactivity-internal.h>
34 #include <babeltrace/assert-pre-internal.h>
37 void bt_notification_inactivity_destroy(struct bt_object
*obj
)
39 struct bt_notification_inactivity
*notification
=
40 (struct bt_notification_inactivity
*) obj
;
42 BT_LOGD("Destroying inactivity notification: addr=%p", notification
);
43 BT_LOGD_STR("Putting clock class priority map.");
44 bt_put(notification
->cc_prio_map
);
46 if (notification
->clock_values
) {
47 BT_LOGD_STR("Putting clock values.");
48 g_hash_table_destroy(notification
->clock_values
);
54 struct bt_notification
*bt_notification_inactivity_create(
55 struct bt_clock_class_priority_map
*cc_prio_map
)
57 struct bt_notification_inactivity
*notification
;
58 struct bt_notification
*ret_notif
= NULL
;
61 /* Function's reference, released at the end */
64 cc_prio_map
= bt_clock_class_priority_map_create();
66 BT_LOGE_STR("Cannot create empty clock class priority map.");
71 BT_LOGD("Creating inactivity notification object: "
72 "cc-prio-map-addr=%p",
74 notification
= g_new0(struct bt_notification_inactivity
, 1);
76 BT_LOGE_STR("Failed to allocate one inactivity notification.");
79 bt_notification_init(¬ification
->parent
,
80 BT_NOTIFICATION_TYPE_INACTIVITY
,
81 bt_notification_inactivity_destroy
);
82 ret_notif
= ¬ification
->parent
;
83 notification
->clock_values
= g_hash_table_new_full(g_direct_hash
,
84 g_direct_equal
, bt_put
, bt_put
);
85 if (!notification
->clock_values
) {
86 BT_LOGE_STR("Failed to allocate a GHashTable.");
90 notification
->cc_prio_map
= bt_get(cc_prio_map
);
91 BT_LOGD_STR("Freezing inactivity notification's clock class priority map.");
92 bt_clock_class_priority_map_freeze(cc_prio_map
);
93 BT_LOGD("Created inactivity notification object: "
94 "cc-prio-map-addr=%p, notif-addr=%p",
95 cc_prio_map
, ret_notif
);
106 extern struct bt_clock_class_priority_map
*
107 bt_notification_inactivity_get_clock_class_priority_map(
108 struct bt_notification
*notification
)
110 struct bt_notification_inactivity
*inactivity_notification
;
112 BT_ASSERT_PRE_NON_NULL(notification
, "Notification");
113 BT_ASSERT_PRE_NOTIF_IS_TYPE(notification
,
114 BT_NOTIFICATION_TYPE_INACTIVITY
);
115 inactivity_notification
= container_of(notification
,
116 struct bt_notification_inactivity
, parent
);
117 return bt_get(inactivity_notification
->cc_prio_map
);
120 struct bt_clock_value
*bt_notification_inactivity_get_clock_value(
121 struct bt_notification
*notification
,
122 struct bt_clock_class
*clock_class
)
124 struct bt_notification_inactivity
*inactivity_notification
;
126 BT_ASSERT_PRE_NON_NULL(notification
, "Notification");
127 BT_ASSERT_PRE_NON_NULL(clock_class
, "Clock_class");
128 BT_ASSERT_PRE_NOTIF_IS_TYPE(notification
,
129 BT_NOTIFICATION_TYPE_INACTIVITY
);
130 inactivity_notification
= container_of(notification
,
131 struct bt_notification_inactivity
, parent
);
132 return bt_get(g_hash_table_lookup(
133 inactivity_notification
->clock_values
, clock_class
));
137 static inline bool cc_prio_map_contains_clock_class(
138 struct bt_clock_class_priority_map
*cc_prio_map
,
139 struct bt_clock_class
*clock_class
)
144 ret
= bt_clock_class_priority_map_get_clock_class_priority(
145 cc_prio_map
, clock_class
, &prio
);
149 int bt_notification_inactivity_set_clock_value(
150 struct bt_notification
*notification
,
151 struct bt_clock_value
*clock_value
)
153 struct bt_notification_inactivity
*inactivity_notification
;
155 BT_ASSERT_PRE_NON_NULL(notification
, "Notification");
156 BT_ASSERT_PRE_NON_NULL(clock_value
, "Clock value");
157 BT_ASSERT_PRE_HOT(notification
, "notification",
158 ": +%!+n", notification
);
159 BT_ASSERT_PRE_NOTIF_IS_TYPE(notification
,
160 BT_NOTIFICATION_TYPE_INACTIVITY
);
161 inactivity_notification
= container_of(notification
,
162 struct bt_notification_inactivity
, parent
);
163 BT_ASSERT_PRE(cc_prio_map_contains_clock_class(
164 inactivity_notification
->cc_prio_map
, clock_value
->clock_class
),
165 "Clock value's class is not mapped to a priority within the scope of the inactivity notification: "
166 "notif-addr=%p, cc-prio-map-addr=%p, "
167 "clock-class-addr=%p, clock-class-name=\"%s\", "
168 "clock-value-addr=%p",
169 inactivity_notification
,
170 inactivity_notification
->cc_prio_map
,
171 clock_value
->clock_class
,
172 bt_clock_class_get_name(clock_value
->clock_class
), clock_value
);
173 g_hash_table_insert(inactivity_notification
->clock_values
,
174 clock_value
->clock_class
, bt_get(clock_value
));
175 BT_LOGV("Set inactivity notification's clock value: "
176 "notif-addr=%p, cc-prio-map-addr=%p, "
177 "clock-class-addr=%p, clock-class-name=\"%s\", "
178 "clock-value-addr=%p",
179 inactivity_notification
,
180 inactivity_notification
->cc_prio_map
,
181 clock_value
->clock_class
,
182 bt_clock_class_get_name(clock_value
->clock_class
), clock_value
);