Commit | Line | Data |
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cab3f160 JG |
1 | /* |
2 | * iterator.c | |
3 | * | |
4 | * Babeltrace Trace Trimmer Iterator | |
5 | * | |
6 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
9705ddba | 29 | #define BT_LOG_TAG "PLUGIN-UTILS-TRIMMER-FLT-ITER" |
b4565e8b PP |
30 | #include "logging.h" |
31 | ||
58a2480d | 32 | #include <babeltrace/compat/time-internal.h> |
3d2f08e7 | 33 | #include <babeltrace/compat/utc-internal.h> |
9d408fca | 34 | #include <babeltrace/babeltrace.h> |
44d3cbf0 | 35 | #include <assert.h> |
8b0ce102 | 36 | #include <plugins-common.h> |
44d3cbf0 | 37 | |
19ce87a4 JD |
38 | #include "trimmer.h" |
39 | #include "iterator.h" | |
40 | #include "copy.h" | |
41 | ||
86e20162 JD |
42 | static |
43 | gboolean close_packets(gpointer key, gpointer value, gpointer user_data) | |
44 | { | |
50842bdc | 45 | struct bt_packet *writer_packet = value; |
86e20162 JD |
46 | |
47 | bt_put(writer_packet); | |
48 | return TRUE; | |
49 | } | |
50 | ||
d3eb6e8f | 51 | BT_HIDDEN |
90157d89 | 52 | void trimmer_iterator_finalize(struct bt_private_connection_private_notification_iterator *it) |
44d3cbf0 | 53 | { |
86e20162 | 54 | struct trimmer_iterator *trim_it; |
44d3cbf0 | 55 | |
90157d89 | 56 | trim_it = bt_private_connection_private_notification_iterator_get_user_data(it); |
86e20162 | 57 | assert(trim_it); |
44d3cbf0 | 58 | |
86e20162 JD |
59 | bt_put(trim_it->input_iterator); |
60 | g_hash_table_foreach_remove(trim_it->packet_map, | |
61 | close_packets, NULL); | |
62 | g_hash_table_destroy(trim_it->packet_map); | |
63 | g_free(trim_it); | |
44d3cbf0 | 64 | } |
cab3f160 JG |
65 | |
66 | BT_HIDDEN | |
d3eb6e8f | 67 | enum bt_notification_iterator_status trimmer_iterator_init( |
90157d89 | 68 | struct bt_private_connection_private_notification_iterator *iterator, |
91457551 | 69 | struct bt_private_port *port) |
cab3f160 | 70 | { |
d3eb6e8f PP |
71 | enum bt_notification_iterator_status ret = |
72 | BT_NOTIFICATION_ITERATOR_STATUS_OK; | |
cab3f160 | 73 | enum bt_notification_iterator_status it_ret; |
73d5c1ad | 74 | enum bt_connection_status conn_status; |
890882ef PP |
75 | struct bt_private_port *input_port = NULL; |
76 | struct bt_private_connection *connection = NULL; | |
91457551 | 77 | struct bt_private_component *component = |
90157d89 | 78 | bt_private_connection_private_notification_iterator_get_private_component(iterator); |
44d3cbf0 | 79 | struct trimmer_iterator *it_data = g_new0(struct trimmer_iterator, 1); |
5fc02ebc JD |
80 | static const enum bt_notification_type notif_types[] = { |
81 | BT_NOTIFICATION_TYPE_EVENT, | |
82 | BT_NOTIFICATION_TYPE_STREAM_END, | |
83 | BT_NOTIFICATION_TYPE_PACKET_BEGIN, | |
84 | BT_NOTIFICATION_TYPE_PACKET_END, | |
85 | BT_NOTIFICATION_TYPE_SENTINEL, | |
86 | }; | |
44d3cbf0 JG |
87 | |
88 | if (!it_data) { | |
d3eb6e8f | 89 | ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM; |
44d3cbf0 JG |
90 | goto end; |
91 | } | |
92 | ||
99cdb69e | 93 | /* Create a new iterator on the upstream component. */ |
b9d103be PP |
94 | input_port = bt_private_component_filter_get_input_private_port_by_name( |
95 | component, "in"); | |
99cdb69e | 96 | assert(input_port); |
890882ef | 97 | connection = bt_private_port_get_private_connection(input_port); |
99cdb69e JG |
98 | assert(connection); |
99 | ||
73d5c1ad PP |
100 | conn_status = bt_private_connection_create_notification_iterator(connection, |
101 | notif_types, &it_data->input_iterator); | |
102 | if (conn_status != BT_CONNECTION_STATUS_OK) { | |
103 | ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR; | |
99cdb69e JG |
104 | goto end; |
105 | } | |
106 | ||
19ce87a4 JD |
107 | it_data->err = stderr; |
108 | it_data->packet_map = g_hash_table_new_full(g_direct_hash, | |
109 | g_direct_equal, NULL, NULL); | |
110 | ||
90157d89 | 111 | it_ret = bt_private_connection_private_notification_iterator_set_user_data(iterator, |
890882ef | 112 | it_data); |
44d3cbf0 JG |
113 | if (it_ret) { |
114 | goto end; | |
115 | } | |
cab3f160 | 116 | end: |
91457551 | 117 | bt_put(component); |
99cdb69e JG |
118 | bt_put(connection); |
119 | bt_put(input_port); | |
cab3f160 JG |
120 | return ret; |
121 | } | |
122 | ||
528debdf MD |
123 | static |
124 | int update_lazy_bound(struct trimmer_bound *bound, const char *name, | |
55595636 | 125 | int64_t ts, bool *lazy_update) |
528debdf MD |
126 | { |
127 | struct tm tm; | |
128 | int64_t value; | |
129 | time_t timeval; | |
130 | ||
55595636 MD |
131 | *lazy_update = false; |
132 | ||
528debdf MD |
133 | if (!bound->lazy) { |
134 | return 0; | |
135 | } | |
136 | tm.tm_isdst = -1; | |
137 | timeval = ts / NSEC_PER_SEC; | |
138 | ||
139 | if (bound->lazy_values.gmt) { | |
140 | /* Get day, month, year. */ | |
58a2480d | 141 | if (!bt_gmtime_r(&timeval, &tm)) { |
c59fc0d5 | 142 | BT_LOGE_STR("Failure in bt_gmtime_r()."); |
528debdf MD |
143 | goto error; |
144 | } | |
145 | tm.tm_sec = bound->lazy_values.ss; | |
146 | tm.tm_min = bound->lazy_values.mm; | |
147 | tm.tm_hour = bound->lazy_values.hh; | |
3d2f08e7 | 148 | timeval = bt_timegm(&tm); |
528debdf | 149 | if (timeval < 0) { |
b4565e8b | 150 | BT_LOGE("Failure in bt_timegm(), incorrectly formatted %s timestamp", |
55595636 | 151 | name); |
528debdf MD |
152 | goto error; |
153 | } | |
154 | } else { | |
155 | /* Get day, month, year. */ | |
58a2480d | 156 | if (!bt_localtime_r(&timeval, &tm)) { |
c59fc0d5 | 157 | BT_LOGE_STR("Failure in bt_localtime_r()."); |
528debdf MD |
158 | goto error; |
159 | } | |
160 | tm.tm_sec = bound->lazy_values.ss; | |
161 | tm.tm_min = bound->lazy_values.mm; | |
162 | tm.tm_hour = bound->lazy_values.hh; | |
163 | timeval = mktime(&tm); | |
164 | if (timeval < 0) { | |
b4565e8b | 165 | BT_LOGE("Failure in mktime(), incorrectly formatted %s timestamp", |
528debdf MD |
166 | name); |
167 | goto error; | |
168 | } | |
169 | } | |
170 | value = (int64_t) timeval; | |
171 | value *= NSEC_PER_SEC; | |
172 | value += bound->lazy_values.ns; | |
173 | bound->value = value; | |
174 | bound->set = true; | |
175 | bound->lazy = false; | |
55595636 | 176 | *lazy_update = true; |
528debdf MD |
177 | return 0; |
178 | ||
179 | error: | |
528debdf MD |
180 | return -1; |
181 | } | |
182 | ||
44d3cbf0 | 183 | static |
19ce87a4 JD |
184 | struct bt_notification *evaluate_event_notification( |
185 | struct bt_notification *notification, | |
186 | struct trimmer_iterator *trim_it, | |
55595636 | 187 | struct trimmer_bound *begin, struct trimmer_bound *end, |
907b1704 | 188 | bool *_event_in_range, bool *finished) |
44d3cbf0 | 189 | { |
72208f03 JG |
190 | int64_t ts; |
191 | int clock_ret; | |
50842bdc | 192 | struct bt_event *event = NULL, *writer_event; |
72208f03 | 193 | bool in_range = true; |
50842bdc PP |
194 | struct bt_clock_class *clock_class = NULL; |
195 | struct bt_trace *trace = NULL; | |
196 | struct bt_stream *stream = NULL; | |
197 | struct bt_stream_class *stream_class = NULL; | |
198 | struct bt_clock_value *clock_value = NULL; | |
55595636 | 199 | bool lazy_update = false; |
19ce87a4 JD |
200 | struct bt_notification *new_notification = NULL; |
201 | struct bt_clock_class_priority_map *cc_prio_map; | |
44d3cbf0 | 202 | |
72208f03 JG |
203 | event = bt_notification_event_get_event(notification); |
204 | assert(event); | |
19ce87a4 JD |
205 | cc_prio_map = bt_notification_event_get_clock_class_priority_map( |
206 | notification); | |
207 | assert(cc_prio_map); | |
208 | writer_event = trimmer_output_event(trim_it, event); | |
209 | assert(writer_event); | |
210 | new_notification = bt_notification_event_create(writer_event, cc_prio_map); | |
211 | assert(new_notification); | |
212 | bt_put(cc_prio_map); | |
44d3cbf0 | 213 | |
50842bdc | 214 | stream = bt_event_get_stream(event); |
72208f03 | 215 | assert(stream); |
44d3cbf0 | 216 | |
50842bdc | 217 | stream_class = bt_stream_get_class(stream); |
72208f03 JG |
218 | assert(stream_class); |
219 | ||
50842bdc | 220 | trace = bt_stream_class_get_trace(stream_class); |
72208f03 JG |
221 | assert(trace); |
222 | ||
223 | /* FIXME multi-clock? */ | |
50842bdc | 224 | clock_class = bt_trace_get_clock_class_by_index(trace, 0); |
ac0c6bdd | 225 | if (!clock_class) { |
72208f03 | 226 | goto end; |
44d3cbf0 | 227 | } |
44d3cbf0 | 228 | |
50842bdc | 229 | clock_value = bt_event_get_clock_value(event, clock_class); |
72208f03 | 230 | if (!clock_value) { |
c59fc0d5 | 231 | BT_LOGE_STR("Failed to retrieve clock value."); |
19ce87a4 | 232 | goto error; |
44d3cbf0 | 233 | } |
72208f03 | 234 | |
50842bdc | 235 | clock_ret = bt_clock_value_get_value_ns_from_epoch( |
72208f03 JG |
236 | clock_value, &ts); |
237 | if (clock_ret) { | |
c59fc0d5 | 238 | BT_LOGE_STR("Failed to retrieve clock value timestamp."); |
19ce87a4 | 239 | goto error; |
44d3cbf0 | 240 | } |
55595636 | 241 | if (update_lazy_bound(begin, "begin", ts, &lazy_update)) { |
528debdf MD |
242 | goto end; |
243 | } | |
55595636 | 244 | if (update_lazy_bound(end, "end", ts, &lazy_update)) { |
528debdf MD |
245 | goto end; |
246 | } | |
55595636 MD |
247 | if (lazy_update && begin->set && end->set) { |
248 | if (begin->value > end->value) { | |
c59fc0d5 | 249 | BT_LOGE_STR("Unexpected: time range begin value is above end value."); |
19ce87a4 | 250 | goto error; |
55595636 MD |
251 | } |
252 | } | |
72208f03 JG |
253 | if (begin->set && ts < begin->value) { |
254 | in_range = false; | |
255 | } | |
256 | if (end->set && ts > end->value) { | |
257 | in_range = false; | |
907b1704 | 258 | *finished = true; |
72208f03 | 259 | } |
19ce87a4 JD |
260 | |
261 | goto end; | |
262 | ||
263 | error: | |
264 | BT_PUT(new_notification); | |
44d3cbf0 | 265 | end: |
72208f03 | 266 | bt_put(event); |
19ce87a4 | 267 | bt_put(writer_event); |
ac0c6bdd | 268 | bt_put(clock_class); |
72208f03 JG |
269 | bt_put(trace); |
270 | bt_put(stream); | |
271 | bt_put(stream_class); | |
272 | bt_put(clock_value); | |
55595636 | 273 | *_event_in_range = in_range; |
19ce87a4 | 274 | return new_notification; |
44d3cbf0 JG |
275 | } |
276 | ||
44d3cbf0 | 277 | static |
50842bdc | 278 | int ns_from_integer_field(struct bt_field *integer, int64_t *ns) |
44d3cbf0 | 279 | { |
72208f03 JG |
280 | int ret = 0; |
281 | int is_signed; | |
282 | uint64_t raw_clock_value; | |
50842bdc PP |
283 | struct bt_field_type *integer_type = NULL; |
284 | struct bt_clock_class *clock_class = NULL; | |
285 | struct bt_clock_value *clock_value = NULL; | |
44d3cbf0 | 286 | |
50842bdc | 287 | integer_type = bt_field_get_type(integer); |
72208f03 | 288 | assert(integer_type); |
50842bdc | 289 | clock_class = bt_field_type_integer_get_mapped_clock_class( |
ac0c6bdd PP |
290 | integer_type); |
291 | if (!clock_class) { | |
72208f03 | 292 | ret = -1; |
44d3cbf0 JG |
293 | goto end; |
294 | } | |
295 | ||
72208f03 JG |
296 | is_signed = bt_ctf_field_type_integer_get_signed(integer_type); |
297 | if (!is_signed) { | |
50842bdc | 298 | ret = bt_field_unsigned_integer_get_value(integer, |
72208f03 JG |
299 | &raw_clock_value); |
300 | if (ret) { | |
44d3cbf0 JG |
301 | goto end; |
302 | } | |
72208f03 JG |
303 | } else { |
304 | /* Signed clock values are unsupported. */ | |
a8e317ff | 305 | ret = -1; |
72208f03 JG |
306 | goto end; |
307 | } | |
44d3cbf0 | 308 | |
50842bdc | 309 | clock_value = bt_clock_value_create(clock_class, raw_clock_value); |
72208f03 JG |
310 | if (!clock_value) { |
311 | goto end; | |
312 | } | |
44d3cbf0 | 313 | |
50842bdc | 314 | ret = bt_clock_value_get_value_ns_from_epoch(clock_value, ns); |
72208f03 JG |
315 | end: |
316 | bt_put(integer_type); | |
ac0c6bdd | 317 | bt_put(clock_class); |
72208f03 JG |
318 | bt_put(clock_value); |
319 | return ret; | |
320 | } | |
44d3cbf0 | 321 | |
19ce87a4 JD |
322 | static uint64_t ns_from_value(uint64_t frequency, uint64_t value) |
323 | { | |
324 | uint64_t ns; | |
325 | ||
326 | if (frequency == NSEC_PER_SEC) { | |
327 | ns = value; | |
328 | } else { | |
329 | ns = (uint64_t) ((1e9 * (double) value) / (double) frequency); | |
330 | } | |
331 | ||
332 | return ns; | |
333 | } | |
334 | ||
335 | /* | |
336 | * timestamp minus the offset. | |
337 | */ | |
72208f03 | 338 | static |
50842bdc | 339 | int64_t get_raw_timestamp(struct bt_packet *writer_packet, |
19ce87a4 JD |
340 | int64_t timestamp) |
341 | { | |
50842bdc | 342 | struct bt_clock_class *writer_clock_class; |
19ce87a4 | 343 | int64_t sec_offset, cycles_offset, ns; |
50842bdc PP |
344 | struct bt_trace *writer_trace; |
345 | struct bt_stream *writer_stream; | |
346 | struct bt_stream_class *writer_stream_class; | |
19ce87a4 JD |
347 | int ret; |
348 | uint64_t freq; | |
349 | ||
50842bdc | 350 | writer_stream = bt_packet_get_stream(writer_packet); |
19ce87a4 JD |
351 | assert(writer_stream); |
352 | ||
50842bdc | 353 | writer_stream_class = bt_stream_get_class(writer_stream); |
19ce87a4 JD |
354 | assert(writer_stream_class); |
355 | ||
50842bdc | 356 | writer_trace = bt_stream_class_get_trace(writer_stream_class); |
19ce87a4 JD |
357 | assert(writer_trace); |
358 | ||
359 | /* FIXME multi-clock? */ | |
50842bdc | 360 | writer_clock_class = bt_trace_get_clock_class_by_index( |
9ac68eb1 | 361 | writer_trace, 0); |
19ce87a4 JD |
362 | assert(writer_clock_class); |
363 | ||
50842bdc | 364 | ret = bt_clock_class_get_offset_s(writer_clock_class, &sec_offset); |
19ce87a4 JD |
365 | assert(!ret); |
366 | ns = sec_offset * NSEC_PER_SEC; | |
367 | ||
50842bdc | 368 | freq = bt_clock_class_get_frequency(writer_clock_class); |
19ce87a4 JD |
369 | assert(freq != -1ULL); |
370 | ||
50842bdc | 371 | ret = bt_clock_class_get_offset_cycles(writer_clock_class, &cycles_offset); |
19ce87a4 JD |
372 | assert(!ret); |
373 | ||
374 | ns += ns_from_value(freq, cycles_offset); | |
375 | ||
376 | bt_put(writer_clock_class); | |
377 | bt_put(writer_trace); | |
378 | bt_put(writer_stream_class); | |
379 | bt_put(writer_stream); | |
380 | ||
381 | return timestamp - ns; | |
382 | } | |
383 | ||
384 | static | |
385 | struct bt_notification *evaluate_packet_notification( | |
55595636 | 386 | struct bt_notification *notification, |
19ce87a4 | 387 | struct trimmer_iterator *trim_it, |
55595636 | 388 | struct trimmer_bound *begin, struct trimmer_bound *end, |
907b1704 | 389 | bool *_packet_in_range, bool *finished) |
72208f03 | 390 | { |
72208f03 JG |
391 | int64_t begin_ns, pkt_begin_ns, end_ns, pkt_end_ns; |
392 | bool in_range = true; | |
50842bdc PP |
393 | struct bt_packet *packet = NULL, *writer_packet = NULL; |
394 | struct bt_field *packet_context = NULL, | |
72208f03 JG |
395 | *timestamp_begin = NULL, |
396 | *timestamp_end = NULL; | |
19ce87a4 JD |
397 | struct bt_notification *new_notification = NULL; |
398 | enum bt_component_status ret; | |
399 | bool lazy_update = false; | |
72208f03 JG |
400 | |
401 | switch (bt_notification_get_type(notification)) { | |
402 | case BT_NOTIFICATION_TYPE_PACKET_BEGIN: | |
403 | packet = bt_notification_packet_begin_get_packet(notification); | |
19ce87a4 JD |
404 | assert(packet); |
405 | writer_packet = trimmer_new_packet(trim_it, packet); | |
406 | assert(writer_packet); | |
44d3cbf0 | 407 | break; |
72208f03 JG |
408 | case BT_NOTIFICATION_TYPE_PACKET_END: |
409 | packet = bt_notification_packet_end_get_packet(notification); | |
19ce87a4 JD |
410 | assert(packet); |
411 | writer_packet = trimmer_close_packet(trim_it, packet); | |
412 | assert(writer_packet); | |
72208f03 JG |
413 | break; |
414 | default: | |
19ce87a4 | 415 | goto end; |
44d3cbf0 | 416 | } |
72208f03 | 417 | |
50842bdc | 418 | packet_context = bt_packet_get_context(writer_packet); |
72208f03 | 419 | if (!packet_context) { |
19ce87a4 | 420 | goto end_no_notif; |
72208f03 JG |
421 | } |
422 | ||
50842bdc | 423 | if (!bt_field_is_structure(packet_context)) { |
19ce87a4 | 424 | goto end_no_notif; |
72208f03 JG |
425 | } |
426 | ||
50842bdc | 427 | timestamp_begin = bt_field_structure_get_field_by_name( |
72208f03 | 428 | packet_context, "timestamp_begin"); |
50842bdc | 429 | if (!timestamp_begin || !bt_field_is_integer(timestamp_begin)) { |
19ce87a4 | 430 | goto end_no_notif; |
72208f03 | 431 | } |
50842bdc | 432 | timestamp_end = bt_field_structure_get_field_by_name( |
72208f03 | 433 | packet_context, "timestamp_end"); |
50842bdc | 434 | if (!timestamp_end || !bt_field_is_integer(timestamp_end)) { |
19ce87a4 | 435 | goto end_no_notif; |
72208f03 JG |
436 | } |
437 | ||
55595636 | 438 | if (ns_from_integer_field(timestamp_begin, &pkt_begin_ns)) { |
19ce87a4 | 439 | goto end_no_notif; |
72208f03 | 440 | } |
55595636 | 441 | if (ns_from_integer_field(timestamp_end, &pkt_end_ns)) { |
19ce87a4 JD |
442 | goto end_no_notif; |
443 | } | |
444 | ||
445 | if (update_lazy_bound(begin, "begin", pkt_begin_ns, &lazy_update)) { | |
446 | goto end_no_notif; | |
447 | } | |
448 | if (update_lazy_bound(end, "end", pkt_end_ns, &lazy_update)) { | |
449 | goto end_no_notif; | |
450 | } | |
451 | if (lazy_update && begin->set && end->set) { | |
452 | if (begin->value > end->value) { | |
c59fc0d5 | 453 | BT_LOGE_STR("Unexpected: time range begin value is above end value."); |
19ce87a4 JD |
454 | goto end_no_notif; |
455 | } | |
72208f03 JG |
456 | } |
457 | ||
458 | begin_ns = begin->set ? begin->value : INT64_MIN; | |
459 | end_ns = end->set ? end->value : INT64_MAX; | |
460 | ||
461 | /* | |
462 | * Accept if there is any overlap between the selected region and the | |
463 | * packet. | |
464 | */ | |
465 | in_range = (pkt_end_ns >= begin_ns) && (pkt_begin_ns <= end_ns); | |
19ce87a4 JD |
466 | if (!in_range) { |
467 | goto end_no_notif; | |
468 | } | |
907b1704 JD |
469 | if (pkt_begin_ns > end_ns) { |
470 | *finished = true; | |
471 | } | |
19ce87a4 JD |
472 | |
473 | if (begin_ns > pkt_begin_ns) { | |
474 | ret = update_packet_context_field(trim_it->err, writer_packet, | |
475 | "timestamp_begin", | |
476 | get_raw_timestamp(writer_packet, begin_ns)); | |
477 | assert(!ret); | |
478 | } | |
479 | ||
480 | if (end_ns < pkt_end_ns) { | |
481 | ret = update_packet_context_field(trim_it->err, writer_packet, | |
482 | "timestamp_end", | |
483 | get_raw_timestamp(writer_packet, end_ns)); | |
484 | assert(!ret); | |
485 | } | |
486 | ||
72208f03 | 487 | end: |
19ce87a4 JD |
488 | switch (bt_notification_get_type(notification)) { |
489 | case BT_NOTIFICATION_TYPE_PACKET_BEGIN: | |
490 | new_notification = bt_notification_packet_begin_create(writer_packet); | |
491 | assert(new_notification); | |
492 | break; | |
493 | case BT_NOTIFICATION_TYPE_PACKET_END: | |
494 | new_notification = bt_notification_packet_end_create(writer_packet); | |
495 | assert(new_notification); | |
496 | break; | |
497 | default: | |
498 | break; | |
499 | } | |
500 | end_no_notif: | |
55595636 | 501 | *_packet_in_range = in_range; |
72208f03 | 502 | bt_put(packet); |
19ce87a4 | 503 | bt_put(writer_packet); |
72208f03 JG |
504 | bt_put(packet_context); |
505 | bt_put(timestamp_begin); | |
506 | bt_put(timestamp_end); | |
19ce87a4 JD |
507 | return new_notification; |
508 | } | |
509 | ||
510 | static | |
511 | struct bt_notification *evaluate_stream_notification( | |
512 | struct bt_notification *notification, | |
513 | struct trimmer_iterator *trim_it) | |
514 | { | |
50842bdc | 515 | struct bt_stream *stream; |
19ce87a4 JD |
516 | |
517 | stream = bt_notification_stream_end_get_stream(notification); | |
518 | assert(stream); | |
519 | ||
520 | /* FIXME: useless copy */ | |
521 | return bt_notification_stream_end_create(stream); | |
72208f03 JG |
522 | } |
523 | ||
524 | /* Return true if the notification should be forwarded. */ | |
525 | static | |
55595636 | 526 | enum bt_notification_iterator_status evaluate_notification( |
19ce87a4 JD |
527 | struct bt_notification **notification, |
528 | struct trimmer_iterator *trim_it, | |
55595636 MD |
529 | struct trimmer_bound *begin, struct trimmer_bound *end, |
530 | bool *in_range) | |
72208f03 | 531 | { |
72208f03 | 532 | enum bt_notification_type type; |
19ce87a4 | 533 | struct bt_notification *new_notification = NULL; |
907b1704 | 534 | bool finished = false; |
72208f03 | 535 | |
b61397c4 | 536 | *in_range = true; |
19ce87a4 | 537 | type = bt_notification_get_type(*notification); |
72208f03 JG |
538 | switch (type) { |
539 | case BT_NOTIFICATION_TYPE_EVENT: | |
19ce87a4 | 540 | new_notification = evaluate_event_notification(*notification, |
907b1704 | 541 | trim_it, begin, end, in_range, &finished); |
72208f03 JG |
542 | break; |
543 | case BT_NOTIFICATION_TYPE_PACKET_BEGIN: | |
544 | case BT_NOTIFICATION_TYPE_PACKET_END: | |
19ce87a4 | 545 | new_notification = evaluate_packet_notification(*notification, |
907b1704 | 546 | trim_it, begin, end, in_range, &finished); |
19ce87a4 JD |
547 | break; |
548 | case BT_NOTIFICATION_TYPE_STREAM_END: | |
549 | new_notification = evaluate_stream_notification(*notification, | |
550 | trim_it); | |
72208f03 | 551 | break; |
44d3cbf0 | 552 | default: |
5fc02ebc | 553 | puts("Unhandled notification type"); |
44d3cbf0 JG |
554 | break; |
555 | } | |
19ce87a4 JD |
556 | BT_PUT(*notification); |
557 | *notification = new_notification; | |
558 | ||
907b1704 JD |
559 | if (finished) { |
560 | return BT_NOTIFICATION_ITERATOR_STATUS_END; | |
561 | } | |
562 | ||
19ce87a4 | 563 | return BT_NOTIFICATION_ITERATOR_STATUS_OK; |
cab3f160 JG |
564 | } |
565 | ||
566 | BT_HIDDEN | |
90157d89 PP |
567 | struct bt_notification_iterator_next_method_return trimmer_iterator_next( |
568 | struct bt_private_connection_private_notification_iterator *iterator) | |
cab3f160 | 569 | { |
44d3cbf0 | 570 | struct trimmer_iterator *trim_it = NULL; |
890882ef | 571 | struct bt_private_component *component = NULL; |
44d3cbf0 JG |
572 | struct trimmer *trimmer = NULL; |
573 | struct bt_notification_iterator *source_it = NULL; | |
90157d89 | 574 | struct bt_notification_iterator_next_method_return ret = { |
41a2b7ae PP |
575 | .status = BT_NOTIFICATION_ITERATOR_STATUS_OK, |
576 | .notification = NULL, | |
577 | }; | |
72208f03 | 578 | bool notification_in_range = false; |
cab3f160 | 579 | |
90157d89 | 580 | trim_it = bt_private_connection_private_notification_iterator_get_user_data(iterator); |
44d3cbf0 JG |
581 | assert(trim_it); |
582 | ||
90157d89 | 583 | component = bt_private_connection_private_notification_iterator_get_private_component( |
890882ef | 584 | iterator); |
44d3cbf0 | 585 | assert(component); |
890882ef | 586 | trimmer = bt_private_component_get_user_data(component); |
44d3cbf0 JG |
587 | assert(trimmer); |
588 | ||
99cdb69e JG |
589 | source_it = trim_it->input_iterator; |
590 | assert(source_it); | |
44d3cbf0 | 591 | |
72208f03 | 592 | while (!notification_in_range) { |
41a2b7ae PP |
593 | ret.status = bt_notification_iterator_next(source_it); |
594 | if (ret.status != BT_NOTIFICATION_ITERATOR_STATUS_OK) { | |
44d3cbf0 JG |
595 | goto end; |
596 | } | |
597 | ||
41a2b7ae | 598 | ret.notification = bt_notification_iterator_get_notification( |
44d3cbf0 | 599 | source_it); |
41a2b7ae PP |
600 | if (!ret.notification) { |
601 | ret.status = BT_NOTIFICATION_ITERATOR_STATUS_ERROR; | |
44d3cbf0 JG |
602 | goto end; |
603 | } | |
604 | ||
19ce87a4 | 605 | ret.status = evaluate_notification(&ret.notification, trim_it, |
55595636 MD |
606 | &trimmer->begin, &trimmer->end, |
607 | ¬ification_in_range); | |
41a2b7ae | 608 | if (!notification_in_range) { |
19ce87a4 | 609 | BT_PUT(ret.notification); |
44d3cbf0 | 610 | } |
6d5f6792 | 611 | |
41a2b7ae | 612 | if (ret.status != BT_NOTIFICATION_ITERATOR_STATUS_OK) { |
6d5f6792 JG |
613 | break; |
614 | } | |
44d3cbf0 | 615 | } |
cab3f160 | 616 | end: |
44d3cbf0 | 617 | bt_put(component); |
cab3f160 JG |
618 | return ret; |
619 | } |