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043e2020 JG |
1 | /* |
2 | * Babeltrace Plug-in Stream-related Notifications | |
3 | * | |
4 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
5 | * | |
6 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
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: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be included in | |
16 | * all copies or substantial portions of the Software. | |
17 | * | |
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 | |
24 | * SOFTWARE. | |
25 | */ | |
26 | ||
90bd5941 PP |
27 | #define BT_LOG_TAG "NOTIF-STREAM" |
28 | #include <babeltrace/lib-logging-internal.h> | |
29 | ||
3d9990ac | 30 | #include <babeltrace/compiler-internal.h> |
3230ee6b | 31 | #include <babeltrace/ctf-ir/stream-internal.h> |
9d408fca | 32 | #include <babeltrace/ctf-ir/stream-class.h> |
b2e0c907 | 33 | #include <babeltrace/graph/notification-stream-internal.h> |
f6ccaed9 PP |
34 | #include <babeltrace/assert-internal.h> |
35 | #include <babeltrace/assert-pre-internal.h> | |
90bd5941 | 36 | #include <inttypes.h> |
043e2020 JG |
37 | |
38 | static | |
39 | void bt_notification_stream_end_destroy(struct bt_object *obj) | |
40 | { | |
41 | struct bt_notification_stream_end *notification = | |
42 | (struct bt_notification_stream_end *) obj; | |
43 | ||
90bd5941 PP |
44 | BT_LOGD("Destroying stream end notification: addr=%p", |
45 | notification); | |
46 | BT_LOGD_STR("Putting stream."); | |
043e2020 JG |
47 | BT_PUT(notification->stream); |
48 | g_free(notification); | |
49 | } | |
50 | ||
51 | struct bt_notification *bt_notification_stream_end_create( | |
50842bdc | 52 | struct bt_stream *stream) |
043e2020 JG |
53 | { |
54 | struct bt_notification_stream_end *notification; | |
50842bdc | 55 | struct bt_stream_class *stream_class; |
043e2020 | 56 | |
f6ccaed9 | 57 | BT_ASSERT_PRE_NON_NULL(stream, "Stream"); |
3dca2276 | 58 | stream_class = bt_stream_borrow_class(stream); |
f6ccaed9 | 59 | BT_ASSERT(stream_class); |
90bd5941 PP |
60 | BT_LOGD("Creating stream end notification object: " |
61 | "stream-addr=%p, stream-name=\"%s\", " | |
62 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
63 | "stream-class-id=%" PRId64, | |
50842bdc | 64 | stream, bt_stream_get_name(stream), |
90bd5941 | 65 | stream_class, |
50842bdc PP |
66 | bt_stream_class_get_name(stream_class), |
67 | bt_stream_class_get_id(stream_class)); | |
043e2020 | 68 | notification = g_new0(struct bt_notification_stream_end, 1); |
90bd5941 PP |
69 | if (!notification) { |
70 | BT_LOGE_STR("Failed to allocate one stream end notification."); | |
71 | goto error; | |
72 | } | |
73 | ||
043e2020 JG |
74 | bt_notification_init(¬ification->parent, |
75 | BT_NOTIFICATION_TYPE_STREAM_END, | |
76 | bt_notification_stream_end_destroy); | |
77 | notification->stream = bt_get(stream); | |
90bd5941 PP |
78 | BT_LOGD("Created stream end notification object: " |
79 | "stream-addr=%p, stream-name=\"%s\", " | |
80 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
81 | "stream-class-id=%" PRId64 ", addr=%p", | |
50842bdc | 82 | stream, bt_stream_get_name(stream), |
90bd5941 | 83 | stream_class, |
50842bdc PP |
84 | bt_stream_class_get_name(stream_class), |
85 | bt_stream_class_get_id(stream_class), notification); | |
043e2020 JG |
86 | return ¬ification->parent; |
87 | error: | |
88 | return NULL; | |
89 | } | |
90 | ||
50842bdc | 91 | struct bt_stream *bt_notification_stream_end_get_stream( |
043e2020 JG |
92 | struct bt_notification *notification) |
93 | { | |
94 | struct bt_notification_stream_end *stream_end; | |
95 | ||
f6ccaed9 PP |
96 | BT_ASSERT_PRE_NON_NULL(notification, "Notification"); |
97 | BT_ASSERT_PRE_NOTIF_IS_TYPE(notification, | |
98 | BT_NOTIFICATION_TYPE_STREAM_END); | |
043e2020 JG |
99 | stream_end = container_of(notification, |
100 | struct bt_notification_stream_end, parent); | |
f6ccaed9 | 101 | return bt_get(stream_end->stream); |
043e2020 | 102 | } |
3230ee6b PP |
103 | |
104 | static | |
105 | void bt_notification_stream_begin_destroy(struct bt_object *obj) | |
106 | { | |
107 | struct bt_notification_stream_begin *notification = | |
108 | (struct bt_notification_stream_begin *) obj; | |
109 | ||
90bd5941 PP |
110 | BT_LOGD("Destroying stream beginning notification: addr=%p", |
111 | notification); | |
112 | BT_LOGD_STR("Putting stream."); | |
3230ee6b PP |
113 | BT_PUT(notification->stream); |
114 | g_free(notification); | |
115 | } | |
116 | ||
117 | struct bt_notification *bt_notification_stream_begin_create( | |
50842bdc | 118 | struct bt_stream *stream) |
3230ee6b PP |
119 | { |
120 | struct bt_notification_stream_begin *notification; | |
50842bdc | 121 | struct bt_stream_class *stream_class; |
3230ee6b | 122 | |
f6ccaed9 | 123 | BT_ASSERT_PRE_NON_NULL(stream, "Stream"); |
3dca2276 | 124 | stream_class = bt_stream_borrow_class(stream); |
f6ccaed9 | 125 | BT_ASSERT(stream_class); |
90bd5941 PP |
126 | BT_LOGD("Creating stream beginning notification object: " |
127 | "stream-addr=%p, stream-name=\"%s\", " | |
128 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
129 | "stream-class-id=%" PRId64, | |
50842bdc | 130 | stream, bt_stream_get_name(stream), |
90bd5941 | 131 | stream_class, |
50842bdc PP |
132 | bt_stream_class_get_name(stream_class), |
133 | bt_stream_class_get_id(stream_class)); | |
3230ee6b | 134 | notification = g_new0(struct bt_notification_stream_begin, 1); |
90bd5941 PP |
135 | if (!notification) { |
136 | BT_LOGE_STR("Failed to allocate one stream beginning notification."); | |
137 | goto error; | |
138 | } | |
139 | ||
3230ee6b PP |
140 | bt_notification_init(¬ification->parent, |
141 | BT_NOTIFICATION_TYPE_STREAM_BEGIN, | |
142 | bt_notification_stream_begin_destroy); | |
143 | notification->stream = bt_get(stream); | |
90bd5941 PP |
144 | BT_LOGD("Created stream beginning notification object: " |
145 | "stream-addr=%p, stream-name=\"%s\", " | |
146 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
147 | "stream-class-id=%" PRId64 ", addr=%p", | |
50842bdc | 148 | stream, bt_stream_get_name(stream), |
90bd5941 | 149 | stream_class, |
50842bdc PP |
150 | bt_stream_class_get_name(stream_class), |
151 | bt_stream_class_get_id(stream_class), notification); | |
3230ee6b PP |
152 | return ¬ification->parent; |
153 | error: | |
154 | return NULL; | |
155 | } | |
156 | ||
50842bdc | 157 | struct bt_stream *bt_notification_stream_begin_get_stream( |
3230ee6b PP |
158 | struct bt_notification *notification) |
159 | { | |
160 | struct bt_notification_stream_begin *stream_begin; | |
161 | ||
f6ccaed9 PP |
162 | BT_ASSERT_PRE_NON_NULL(notification, "Notification"); |
163 | BT_ASSERT_PRE_NOTIF_IS_TYPE(notification, | |
164 | BT_NOTIFICATION_TYPE_STREAM_BEGIN); | |
3230ee6b PP |
165 | stream_begin = container_of(notification, |
166 | struct bt_notification_stream_begin, parent); | |
f6ccaed9 | 167 | return bt_get(stream_begin->stream); |
3230ee6b | 168 | } |