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78586d8a JG |
1 | /* |
2 | * Babeltrace Plug-in Packet-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 | ||
dbff6338 PP |
27 | #define BT_LOG_TAG "NOTIF-PACKET" |
28 | #include <babeltrace/lib-logging-internal.h> | |
29 | ||
3d9990ac | 30 | #include <babeltrace/compiler-internal.h> |
dbff6338 PP |
31 | #include <babeltrace/ctf-ir/packet.h> |
32 | #include <babeltrace/ctf-ir/packet-internal.h> | |
9d408fca | 33 | #include <babeltrace/ctf-ir/stream-class.h> |
dbff6338 PP |
34 | #include <babeltrace/ctf-ir/stream.h> |
35 | #include <babeltrace/ctf-ir/stream-internal.h> | |
b2e0c907 | 36 | #include <babeltrace/graph/notification-packet-internal.h> |
dbff6338 | 37 | #include <inttypes.h> |
78586d8a JG |
38 | |
39 | static | |
ea0e619e | 40 | void bt_notification_packet_begin_destroy(struct bt_object *obj) |
78586d8a | 41 | { |
ea0e619e JG |
42 | struct bt_notification_packet_begin *notification = |
43 | (struct bt_notification_packet_begin *) obj; | |
78586d8a | 44 | |
dbff6338 PP |
45 | BT_LOGD("Destroying packet beginning notification: addr=%p", |
46 | notification); | |
47 | BT_LOGD_STR("Putting packet."); | |
78586d8a JG |
48 | BT_PUT(notification->packet); |
49 | g_free(notification); | |
50 | } | |
51 | ||
52 | static | |
043e2020 | 53 | void bt_notification_packet_end_destroy(struct bt_object *obj) |
78586d8a JG |
54 | { |
55 | struct bt_notification_packet_end *notification = | |
56 | (struct bt_notification_packet_end *) obj; | |
57 | ||
dbff6338 PP |
58 | BT_LOGD("Destroying packet end notification: addr=%p", |
59 | notification); | |
60 | BT_LOGD_STR("Putting packet."); | |
78586d8a JG |
61 | BT_PUT(notification->packet); |
62 | g_free(notification); | |
63 | } | |
64 | ||
ea0e619e | 65 | struct bt_notification *bt_notification_packet_begin_create( |
50842bdc | 66 | struct bt_packet *packet) |
78586d8a | 67 | { |
ea0e619e | 68 | struct bt_notification_packet_begin *notification; |
50842bdc PP |
69 | struct bt_stream *stream; |
70 | struct bt_stream_class *stream_class; | |
78586d8a JG |
71 | |
72 | if (!packet) { | |
dbff6338 | 73 | BT_LOGW_STR("Invalid parameter: packet is NULL."); |
78586d8a JG |
74 | goto error; |
75 | } | |
76 | ||
50842bdc | 77 | stream = bt_packet_borrow_stream(packet); |
dbff6338 | 78 | assert(stream); |
50842bdc | 79 | stream_class = bt_stream_borrow_stream_class(stream); |
dbff6338 PP |
80 | assert(stream_class); |
81 | BT_LOGD("Creating packet beginning notification object: " | |
82 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " | |
83 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
84 | "stream-class-id=%" PRId64, | |
50842bdc | 85 | packet, stream, bt_stream_get_name(stream), |
dbff6338 | 86 | stream_class, |
50842bdc PP |
87 | bt_stream_class_get_name(stream_class), |
88 | bt_stream_class_get_id(stream_class)); | |
ea0e619e | 89 | notification = g_new0(struct bt_notification_packet_begin, 1); |
dbff6338 PP |
90 | if (!notification) { |
91 | BT_LOGE_STR("Failed to allocate one packet beginning notification."); | |
92 | goto error; | |
93 | } | |
94 | ||
78586d8a | 95 | bt_notification_init(¬ification->parent, |
ea0e619e JG |
96 | BT_NOTIFICATION_TYPE_PACKET_BEGIN, |
97 | bt_notification_packet_begin_destroy); | |
78586d8a | 98 | notification->packet = bt_get(packet); |
dbff6338 PP |
99 | BT_LOGD("Created packet beginning notification object: " |
100 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " | |
101 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
102 | "stream-class-id=%" PRId64 ", addr=%p", | |
50842bdc | 103 | packet, stream, bt_stream_get_name(stream), |
dbff6338 | 104 | stream_class, |
50842bdc PP |
105 | bt_stream_class_get_name(stream_class), |
106 | bt_stream_class_get_id(stream_class), notification); | |
78586d8a JG |
107 | return ¬ification->parent; |
108 | error: | |
109 | return NULL; | |
110 | } | |
111 | ||
50842bdc | 112 | struct bt_packet *bt_notification_packet_begin_get_packet( |
78586d8a JG |
113 | struct bt_notification *notification) |
114 | { | |
50842bdc | 115 | struct bt_packet *ret = NULL; |
ea0e619e | 116 | struct bt_notification_packet_begin *packet_begin; |
78586d8a | 117 | |
dbff6338 PP |
118 | if (!notification) { |
119 | BT_LOGW_STR("Invalid parameter: notification is NULL."); | |
120 | goto end; | |
121 | } | |
122 | ||
ea0e619e | 123 | if (notification->type != BT_NOTIFICATION_TYPE_PACKET_BEGIN) { |
dbff6338 PP |
124 | BT_LOGW("Invalid parameter: notification is not a packet beginning notification: " |
125 | "addr%p, notif-type=%s", | |
126 | notification, bt_notification_type_string( | |
127 | bt_notification_get_type(notification))); | |
ea0e619e JG |
128 | goto end; |
129 | } | |
130 | ||
131 | packet_begin = container_of(notification, | |
132 | struct bt_notification_packet_begin, parent); | |
133 | ret = bt_get(packet_begin->packet); | |
134 | end: | |
135 | return ret; | |
78586d8a JG |
136 | } |
137 | ||
138 | struct bt_notification *bt_notification_packet_end_create( | |
50842bdc | 139 | struct bt_packet *packet) |
78586d8a JG |
140 | { |
141 | struct bt_notification_packet_end *notification; | |
50842bdc PP |
142 | struct bt_stream *stream; |
143 | struct bt_stream_class *stream_class; | |
78586d8a JG |
144 | |
145 | if (!packet) { | |
dbff6338 | 146 | BT_LOGW_STR("Invalid parameter: packet is NULL."); |
78586d8a JG |
147 | goto error; |
148 | } | |
149 | ||
50842bdc | 150 | stream = bt_packet_borrow_stream(packet); |
dbff6338 | 151 | assert(stream); |
50842bdc | 152 | stream_class = bt_stream_borrow_stream_class(stream); |
dbff6338 PP |
153 | assert(stream_class); |
154 | BT_LOGD("Creating packet end notification object: " | |
155 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " | |
156 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
157 | "stream-class-id=%" PRId64, | |
50842bdc | 158 | packet, stream, bt_stream_get_name(stream), |
dbff6338 | 159 | stream_class, |
50842bdc PP |
160 | bt_stream_class_get_name(stream_class), |
161 | bt_stream_class_get_id(stream_class)); | |
78586d8a | 162 | notification = g_new0(struct bt_notification_packet_end, 1); |
dbff6338 PP |
163 | if (!notification) { |
164 | BT_LOGE_STR("Failed to allocate one packet end notification."); | |
165 | goto error; | |
166 | } | |
167 | ||
78586d8a JG |
168 | bt_notification_init(¬ification->parent, |
169 | BT_NOTIFICATION_TYPE_PACKET_END, | |
043e2020 | 170 | bt_notification_packet_end_destroy); |
78586d8a | 171 | notification->packet = bt_get(packet); |
dbff6338 PP |
172 | BT_LOGD("Created packet end notification object: " |
173 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " | |
174 | "stream-class-addr=%p, stream-class-name=\"%s\", " | |
175 | "stream-class-id=%" PRId64 ", addr=%p", | |
50842bdc | 176 | packet, stream, bt_stream_get_name(stream), |
dbff6338 | 177 | stream_class, |
50842bdc PP |
178 | bt_stream_class_get_name(stream_class), |
179 | bt_stream_class_get_id(stream_class), notification); | |
78586d8a JG |
180 | return ¬ification->parent; |
181 | error: | |
182 | return NULL; | |
183 | } | |
184 | ||
50842bdc | 185 | struct bt_packet *bt_notification_packet_end_get_packet( |
78586d8a JG |
186 | struct bt_notification *notification) |
187 | { | |
50842bdc | 188 | struct bt_packet *ret = NULL; |
78586d8a JG |
189 | struct bt_notification_packet_end *packet_end; |
190 | ||
dbff6338 PP |
191 | if (!notification) { |
192 | BT_LOGW_STR("Invalid parameter: notification is NULL."); | |
193 | goto end; | |
194 | } | |
195 | ||
ea0e619e | 196 | if (notification->type != BT_NOTIFICATION_TYPE_PACKET_END) { |
dbff6338 PP |
197 | BT_LOGW("Invalid parameter: notification is not a packet end notification: " |
198 | "addr%p, notif-type=%s", | |
199 | notification, bt_notification_type_string( | |
200 | bt_notification_get_type(notification))); | |
ea0e619e JG |
201 | goto end; |
202 | } | |
203 | ||
78586d8a JG |
204 | packet_end = container_of(notification, |
205 | struct bt_notification_packet_end, parent); | |
ea0e619e JG |
206 | ret = bt_get(packet_end->packet); |
207 | end: | |
208 | return ret; | |
78586d8a | 209 | } |