ctf: notif-iter.c: check state on BT_CTF_NOTIF_ITER_MEDIUM_STATUS_EOF
[babeltrace.git] / lib / graph / notification / discarded-elements.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-DISCARDED"
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/graph/clock-class-priority-map.h>
30 #include <babeltrace/graph/clock-class-priority-map-internal.h>
31 #include <babeltrace/graph/notification-internal.h>
32 #include <babeltrace/graph/notification-discarded-elements-internal.h>
33 #include <stdint.h>
34 #include <inttypes.h>
35
36 static
37 void bt_notification_discarded_elements_destroy(struct bt_object *obj)
38 {
39 struct bt_notification_discarded_elements *notification =
40 (struct bt_notification_discarded_elements *) obj;
41
42 BT_LOGD("Destroying discarded elements notification: addr=%p",
43 notification);
44 BT_LOGD_STR("Putting stream.");
45 bt_put(notification->stream);
46 BT_LOGD_STR("Putting beginning clock value.");
47 bt_put(notification->begin_clock_value);
48 BT_LOGD_STR("Putting end clock value.");
49 bt_put(notification->end_clock_value);
50 g_free(notification);
51 }
52
53 BT_HIDDEN
54 struct bt_notification *bt_notification_discarded_elements_create(
55 enum bt_notification_type type,
56 struct bt_ctf_stream *stream,
57 struct bt_ctf_clock_value *begin_clock_value,
58 struct bt_ctf_clock_value *end_clock_value,
59 uint64_t count)
60 {
61 struct bt_notification_discarded_elements *notification;
62 struct bt_notification *ret_notif = NULL;
63
64 if (!stream) {
65 BT_LOGW_STR("Invalid parameter: stream is NULL.");
66 }
67
68 BT_LOGD("Creating discarded elements notification object: "
69 "type=%s, stream-addr=%p, stream-name=\"%s\", "
70 "begin-clock-value-addr=%p, end-clock-value-addr=%p, "
71 "count=%" PRIu64,
72 bt_notification_type_string(type), stream,
73 bt_ctf_stream_get_name(stream), begin_clock_value,
74 end_clock_value, count);
75 notification = g_new0(struct bt_notification_discarded_elements, 1);
76 if (!notification) {
77 BT_LOGE_STR("Failed to allocate one discarded elements notification.");
78 goto error;
79 }
80
81 bt_notification_init(&notification->parent, type,
82 bt_notification_discarded_elements_destroy);
83 ret_notif = &notification->parent;
84 notification->stream = bt_get(stream);
85 notification->begin_clock_value = bt_get(begin_clock_value);
86 notification->end_clock_value = bt_get(end_clock_value);
87 notification->count = (int64_t) count;
88 BT_LOGD("Created discarded elements notification object: "
89 "type=%s, stream-addr=%p, stream-name=\"%s\", "
90 "begin-clock-value-addr=%p, end-clock-value-addr=%p, "
91 "count=%" PRIu64 ", addr=%p",
92 bt_notification_type_string(type), stream,
93 bt_ctf_stream_get_name(stream), begin_clock_value,
94 end_clock_value, count, ret_notif);
95 goto end;
96
97 error:
98 BT_PUT(ret_notif);
99
100 end:
101 return ret_notif;
102 }
103
104 BT_HIDDEN
105 struct bt_ctf_clock_value *
106 bt_notification_discarded_elements_get_begin_clock_value(
107 enum bt_notification_type type,
108 struct bt_notification *notification)
109 {
110 struct bt_ctf_clock_value *clock_value = NULL;
111 struct bt_notification_discarded_elements *discarded_elems_notif;
112
113 if (!notification) {
114 BT_LOGW_STR("Invalid parameter: notification is NULL.");
115 goto end;
116 }
117
118 if (bt_notification_get_type(notification) !=
119 BT_NOTIFICATION_TYPE_DISCARDED_EVENTS) {
120 BT_LOGW("Invalid parameter: notification has not the expected type: "
121 "addr%p, expected-type=%s, notif-type=%s",
122 notification, bt_notification_type_string(type),
123 bt_notification_type_string(
124 bt_notification_get_type(notification)));
125 goto end;
126 }
127
128 discarded_elems_notif = container_of(notification,
129 struct bt_notification_discarded_elements, parent);
130 clock_value = bt_get(discarded_elems_notif->begin_clock_value);
131
132 end:
133 return clock_value;
134 }
135
136 BT_HIDDEN
137 struct bt_ctf_clock_value *
138 bt_notification_discarded_elements_get_end_clock_value(
139 enum bt_notification_type type,
140 struct bt_notification *notification)
141 {
142 struct bt_ctf_clock_value *clock_value = NULL;
143 struct bt_notification_discarded_elements *discarded_elems_notif;
144
145 if (!notification) {
146 BT_LOGW_STR("Invalid parameter: notification is NULL.");
147 goto end;
148 }
149
150 if (bt_notification_get_type(notification) !=
151 BT_NOTIFICATION_TYPE_DISCARDED_EVENTS) {
152 BT_LOGW("Invalid parameter: notification has not the expected type: "
153 "addr%p, expected-type=%s, notif-type=%s",
154 notification, bt_notification_type_string(type),
155 bt_notification_type_string(
156 bt_notification_get_type(notification)));
157 goto end;
158 }
159
160 discarded_elems_notif = container_of(notification,
161 struct bt_notification_discarded_elements, parent);
162 clock_value = bt_get(discarded_elems_notif->end_clock_value);
163
164 end:
165 return clock_value;
166 }
167
168 BT_HIDDEN
169 int64_t bt_notification_discarded_elements_get_count(
170 enum bt_notification_type type,
171 struct bt_notification *notification)
172 {
173 int64_t count = (int64_t) -1;
174 struct bt_notification_discarded_elements *discarded_elems_notif;
175
176 if (!notification) {
177 BT_LOGW_STR("Invalid parameter: notification is NULL.");
178 goto end;
179 }
180
181 if (bt_notification_get_type(notification) !=
182 BT_NOTIFICATION_TYPE_DISCARDED_EVENTS) {
183 BT_LOGW("Invalid parameter: notification has not the expected type: "
184 "addr%p, expected-type=%s, notif-type=%s",
185 notification, bt_notification_type_string(type),
186 bt_notification_type_string(
187 bt_notification_get_type(notification)));
188 goto end;
189 }
190
191 discarded_elems_notif = container_of(notification,
192 struct bt_notification_discarded_elements, parent);
193 count = discarded_elems_notif->count;
194
195 end:
196 return count;
197 }
198
199 BT_HIDDEN
200 struct bt_ctf_stream *bt_notification_discarded_elements_get_stream(
201 enum bt_notification_type type,
202 struct bt_notification *notification)
203 {
204 struct bt_ctf_stream *stream = NULL;
205 struct bt_notification_discarded_elements *discarded_elems_notif;
206
207 if (!notification) {
208 BT_LOGW_STR("Invalid parameter: notification is NULL.");
209 goto end;
210 }
211
212 if (bt_notification_get_type(notification) !=
213 BT_NOTIFICATION_TYPE_DISCARDED_EVENTS) {
214 BT_LOGW("Invalid parameter: notification has not the expected type: "
215 "addr%p, expected-type=%s, notif-type=%s",
216 notification, bt_notification_type_string(type),
217 bt_notification_type_string(
218 bt_notification_get_type(notification)));
219 goto end;
220 }
221
222 discarded_elems_notif = container_of(notification,
223 struct bt_notification_discarded_elements, parent);
224 stream = bt_get(discarded_elems_notif->stream);
225
226 end:
227 return stream;
228 }
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