Commit | Line | Data |
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273b65be | 1 | /* |
f2b0325d | 2 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
de9dd397 | 3 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be JG |
4 | * |
5 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
6 | * of this software and associated documentation files (the "Software"), to deal | |
7 | * in the Software without restriction, including without limitation the rights | |
8 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
9 | * copies of the Software, and to permit persons to whom the Software is | |
10 | * furnished to do so, subject to the following conditions: | |
11 | * | |
12 | * The above copyright notice and this permission notice shall be included in | |
13 | * all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
18 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
21 | * SOFTWARE. | |
22 | */ | |
23 | ||
b03487ab | 24 | #define BT_LOG_TAG "LIB/EVENT" |
1633ef46 | 25 | #include "lib/logging.h" |
7b010242 | 26 | |
57952005 | 27 | #include "lib/assert-pre.h" |
71c5da58 | 28 | #include <babeltrace2/trace-ir/event-const.h> |
71c5da58 | 29 | #include <babeltrace2/trace-ir/event-class.h> |
71c5da58 MJ |
30 | #include <babeltrace2/trace-ir/stream-class.h> |
31 | #include <babeltrace2/trace-ir/stream-class-const.h> | |
71c5da58 | 32 | #include <babeltrace2/trace-ir/packet.h> |
71c5da58 | 33 | #include <babeltrace2/trace-ir/trace.h> |
57952005 MJ |
34 | #include "common/assert.h" |
35 | #include "compat/compiler.h" | |
7b010242 | 36 | #include <inttypes.h> |
969c1d8a | 37 | #include <stdbool.h> |
273b65be | 38 | |
57952005 MJ |
39 | #include "field.h" |
40 | #include "field-class.h" | |
41 | #include "event.h" | |
42 | #include "stream-class.h" | |
43 | #include "stream.h" | |
44 | #include "packet.h" | |
45 | #include "trace.h" | |
46 | #include "packet.h" | |
47 | #include "attributes.h" | |
48 | #include "event-class.h" | |
49 | ||
8deee039 | 50 | BT_HIDDEN |
78cf9df6 | 51 | void _bt_event_set_is_frozen(const struct bt_event *event, bool is_frozen) |
8deee039 | 52 | { |
ec4a3354 | 53 | BT_ASSERT_DBG(event); |
7b33a0e0 PP |
54 | BT_LIB_LOGD("Setting event's frozen state: %!+e, is-frozen=%d", |
55 | event, is_frozen); | |
a6918753 | 56 | |
7b33a0e0 PP |
57 | if (event->common_context_field) { |
58 | BT_LOGD_STR("Setting event's common context field's frozen state."); | |
59 | bt_field_set_is_frozen( | |
60 | event->common_context_field, is_frozen); | |
a6918753 PP |
61 | } |
62 | ||
7b33a0e0 PP |
63 | if (event->specific_context_field) { |
64 | BT_LOGD_STR("Setting event's specific context field's frozen state."); | |
65 | bt_field_set_is_frozen(event->specific_context_field, | |
c5a24b0a | 66 | is_frozen); |
a6918753 PP |
67 | } |
68 | ||
69 | if (event->payload_field) { | |
7b33a0e0 PP |
70 | BT_LOGD_STR("Setting event's payload field's frozen state."); |
71 | bt_field_set_is_frozen(event->payload_field, | |
c5a24b0a | 72 | is_frozen); |
a6918753 PP |
73 | } |
74 | ||
78cf9df6 | 75 | ((struct bt_event *) event)->frozen = is_frozen; |
37a93d41 PP |
76 | |
77 | if (event->packet) { | |
78 | BT_LOGD_STR("Setting event's packet's frozen state."); | |
79 | bt_packet_set_is_frozen(event->packet, is_frozen); | |
80 | } | |
8deee039 PP |
81 | } |
82 | ||
a6918753 PP |
83 | BT_HIDDEN |
84 | struct bt_event *bt_event_new(struct bt_event_class *event_class) | |
8deee039 | 85 | { |
8deee039 | 86 | struct bt_event *event = NULL; |
a6918753 | 87 | struct bt_stream_class *stream_class; |
939190b3 | 88 | struct bt_field_class *fc; |
8deee039 | 89 | |
7b33a0e0 | 90 | BT_ASSERT(event_class); |
8deee039 PP |
91 | event = g_new0(struct bt_event, 1); |
92 | if (!event) { | |
a8f90e5d | 93 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one event."); |
8deee039 PP |
94 | goto error; |
95 | } | |
96 | ||
7b33a0e0 | 97 | bt_object_init_unique(&event->base); |
a6918753 PP |
98 | stream_class = bt_event_class_borrow_stream_class(event_class); |
99 | BT_ASSERT(stream_class); | |
78cf9df6 | 100 | fc = stream_class->event_common_context_fc; |
939190b3 PP |
101 | if (fc) { |
102 | event->common_context_field = bt_field_create(fc); | |
7b33a0e0 PP |
103 | if (!event->common_context_field) { |
104 | /* bt_field_create() logs errors */ | |
105 | goto error; | |
106 | } | |
107 | } | |
108 | ||
78cf9df6 | 109 | fc = event_class->specific_context_fc; |
939190b3 PP |
110 | if (fc) { |
111 | event->specific_context_field = bt_field_create(fc); | |
7b33a0e0 PP |
112 | if (!event->specific_context_field) { |
113 | /* bt_field_create() logs errors */ | |
114 | goto error; | |
115 | } | |
116 | } | |
117 | ||
78cf9df6 | 118 | fc = event_class->payload_fc; |
939190b3 PP |
119 | if (fc) { |
120 | event->payload_field = bt_field_create(fc); | |
7b33a0e0 PP |
121 | if (!event->payload_field) { |
122 | /* bt_field_create() logs errors */ | |
123 | goto error; | |
124 | } | |
125 | } | |
126 | ||
8deee039 PP |
127 | goto end; |
128 | ||
129 | error: | |
a6918753 PP |
130 | if (event) { |
131 | bt_event_destroy(event); | |
132 | event = NULL; | |
133 | } | |
134 | ||
135 | end: | |
136 | return event; | |
137 | } | |
138 | ||
5fe68922 | 139 | struct bt_event_class *bt_event_borrow_class(struct bt_event *event) |
2f100782 | 140 | { |
fa6cfec3 | 141 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
18acc6f8 | 142 | return event->class; |
2f100782 JG |
143 | } |
144 | ||
78cf9df6 PP |
145 | const struct bt_event_class *bt_event_borrow_class_const( |
146 | const struct bt_event *event) | |
147 | { | |
148 | return bt_event_borrow_class((void *) event); | |
149 | } | |
150 | ||
8b45963b | 151 | struct bt_stream *bt_event_borrow_stream(struct bt_event *event) |
8b45963b | 152 | { |
fa6cfec3 | 153 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
37a93d41 | 154 | return event->stream; |
8b45963b PP |
155 | } |
156 | ||
78cf9df6 PP |
157 | const struct bt_stream *bt_event_borrow_stream_const( |
158 | const struct bt_event *event) | |
159 | { | |
160 | return bt_event_borrow_stream((void *) event); | |
161 | } | |
162 | ||
7b33a0e0 | 163 | struct bt_field *bt_event_borrow_common_context_field(struct bt_event *event) |
662e778c | 164 | { |
fa6cfec3 | 165 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
7b33a0e0 | 166 | return event->common_context_field; |
662e778c JG |
167 | } |
168 | ||
78cf9df6 PP |
169 | const struct bt_field *bt_event_borrow_common_context_field_const( |
170 | const struct bt_event *event) | |
9e550e5f | 171 | { |
fa6cfec3 | 172 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
78cf9df6 | 173 | return event->common_context_field; |
9e550e5f PP |
174 | } |
175 | ||
7b33a0e0 | 176 | struct bt_field *bt_event_borrow_specific_context_field(struct bt_event *event) |
f655a84d | 177 | { |
fa6cfec3 | 178 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
7b33a0e0 | 179 | return event->specific_context_field; |
f655a84d JG |
180 | } |
181 | ||
78cf9df6 PP |
182 | const struct bt_field *bt_event_borrow_specific_context_field_const( |
183 | const struct bt_event *event) | |
9e550e5f | 184 | { |
fa6cfec3 | 185 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
78cf9df6 | 186 | return event->specific_context_field; |
9e550e5f PP |
187 | } |
188 | ||
7b33a0e0 | 189 | struct bt_field *bt_event_borrow_payload_field(struct bt_event *event) |
5fd2e9fd | 190 | { |
fa6cfec3 | 191 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
7b33a0e0 | 192 | return event->payload_field; |
5fd2e9fd PP |
193 | } |
194 | ||
78cf9df6 PP |
195 | const struct bt_field *bt_event_borrow_payload_field_const( |
196 | const struct bt_event *event) | |
9e550e5f | 197 | { |
fa6cfec3 | 198 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
78cf9df6 | 199 | return event->payload_field; |
9e550e5f PP |
200 | } |
201 | ||
7b33a0e0 PP |
202 | BT_HIDDEN |
203 | void bt_event_destroy(struct bt_event *event) | |
18acc6f8 | 204 | { |
7b33a0e0 PP |
205 | BT_ASSERT(event); |
206 | BT_LIB_LOGD("Destroying event: %!+e", event); | |
18acc6f8 | 207 | |
7b33a0e0 PP |
208 | if (event->common_context_field) { |
209 | BT_LOGD_STR("Destroying event's stream event context field."); | |
210 | bt_field_destroy(event->common_context_field); | |
1248f5ea | 211 | event->common_context_field = NULL; |
18acc6f8 PP |
212 | } |
213 | ||
7b33a0e0 PP |
214 | if (event->specific_context_field) { |
215 | BT_LOGD_STR("Destroying event's context field."); | |
216 | bt_field_destroy(event->specific_context_field); | |
1248f5ea | 217 | event->specific_context_field = NULL; |
18acc6f8 PP |
218 | } |
219 | ||
220 | if (event->payload_field) { | |
7b33a0e0 PP |
221 | BT_LOGD_STR("Destroying event's payload field."); |
222 | bt_field_destroy(event->payload_field); | |
1248f5ea | 223 | event->payload_field = NULL; |
18acc6f8 PP |
224 | } |
225 | ||
7b33a0e0 | 226 | BT_LOGD_STR("Putting event's class."); |
8138bfe1 | 227 | bt_object_put_ref(event->class); |
03039f21 | 228 | BT_LOGD_STR("Putting event's packet."); |
1248f5ea | 229 | BT_OBJECT_PUT_REF_AND_RESET(event->packet); |
37a93d41 PP |
230 | BT_LOGD_STR("Putting event's stream."); |
231 | BT_OBJECT_PUT_REF_AND_RESET(event->stream); | |
273b65be JG |
232 | g_free(event); |
233 | } | |
234 | ||
5fe68922 | 235 | struct bt_packet *bt_event_borrow_packet(struct bt_event *event) |
5c0f40f4 | 236 | { |
fa6cfec3 | 237 | BT_ASSERT_PRE_DEV_NON_NULL(event, "Event"); |
7b33a0e0 | 238 | return event->packet; |
5c0f40f4 JG |
239 | } |
240 | ||
78cf9df6 PP |
241 | const struct bt_packet *bt_event_borrow_packet_const( |
242 | const struct bt_event *event) | |
9e550e5f | 243 | { |
78cf9df6 | 244 | return bt_event_borrow_packet((void *) event); |
9e550e5f | 245 | } |