Commit | Line | Data |
---|---|---|
273b65be | 1 | /* |
ac0c6bdd | 2 | * clock-class.c |
273b65be | 3 | * |
ac0c6bdd | 4 | * Babeltrace CTF IR - Clock class |
273b65be | 5 | * |
de9dd397 | 6 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be JG |
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 | ||
ac0c6bdd | 29 | #include <babeltrace/ctf-ir/clock-class-internal.h> |
654c1444 | 30 | #include <babeltrace/ctf-ir/utils.h> |
83509119 | 31 | #include <babeltrace/ref.h> |
83509119 | 32 | #include <babeltrace/object-internal.h> |
3d9990ac | 33 | #include <babeltrace/compiler-internal.h> |
273b65be JG |
34 | #include <inttypes.h> |
35 | ||
5134570b PP |
36 | #define BT_LOG_TAG "CLOCK-CLASS" |
37 | #include <babeltrace/lib-logging-internal.h> | |
38 | ||
273b65be | 39 | static |
ac0c6bdd | 40 | void bt_ctf_clock_class_destroy(struct bt_object *obj); |
273b65be | 41 | |
4c426c17 | 42 | BT_HIDDEN |
ac0c6bdd | 43 | bool bt_ctf_clock_class_is_valid(struct bt_ctf_clock_class *clock_class) |
c06116f3 | 44 | { |
ac0c6bdd | 45 | return clock_class && clock_class->name; |
c06116f3 PP |
46 | } |
47 | ||
ac0c6bdd | 48 | int bt_ctf_clock_class_set_name(struct bt_ctf_clock_class *clock_class, |
4c426c17 JG |
49 | const char *name) |
50 | { | |
51 | int ret = 0; | |
273b65be | 52 | |
5134570b PP |
53 | if (!clock_class) { |
54 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
55 | ret = -1; | |
56 | goto end; | |
57 | } | |
58 | ||
59 | if (clock_class->frozen) { | |
60 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
61 | clock_class); | |
c06116f3 PP |
62 | ret = -1; |
63 | goto end; | |
64 | } | |
65 | ||
654c1444 | 66 | if (bt_ctf_validate_identifier(name)) { |
5134570b PP |
67 | BT_LOGE("Clock class's name is not a valid CTF identifier: " |
68 | "clock-class-addr=%p, name=\"%s\"", | |
69 | clock_class, name); | |
4c426c17 JG |
70 | ret = -1; |
71 | goto end; | |
273b65be JG |
72 | } |
73 | ||
ac0c6bdd PP |
74 | if (clock_class->name) { |
75 | g_string_assign(clock_class->name, name); | |
e1ae7645 | 76 | } else { |
ac0c6bdd PP |
77 | clock_class->name = g_string_new(name); |
78 | if (!clock_class->name) { | |
5134570b | 79 | BT_LOGE_STR("Failed to allocate a GString."); |
e1ae7645 JG |
80 | ret = -1; |
81 | goto end; | |
82 | } | |
273b65be JG |
83 | } |
84 | ||
5134570b PP |
85 | BT_LOGV("Set clock class's name: clock-class-addr=%p, name=\"%s\"", |
86 | clock_class, name); | |
87 | ||
4c426c17 JG |
88 | end: |
89 | return ret; | |
90 | } | |
91 | ||
ac0c6bdd | 92 | struct bt_ctf_clock_class *bt_ctf_clock_class_create(const char *name) |
4c426c17 JG |
93 | { |
94 | int ret; | |
5134570b | 95 | struct bt_ctf_clock_class *clock_class; |
4c426c17 | 96 | |
5134570b PP |
97 | BT_LOGD("Creating default clock class object: name=\"%s\"", |
98 | name); | |
99 | clock_class = g_new0(struct bt_ctf_clock_class, 1); | |
ac0c6bdd | 100 | if (!clock_class) { |
5134570b | 101 | BT_LOGE_STR("Failed to allocate one clock class."); |
4c426c17 JG |
102 | goto error; |
103 | } | |
104 | ||
ac0c6bdd PP |
105 | clock_class->precision = 1; |
106 | clock_class->frequency = 1000000000; | |
107 | bt_object_init(clock_class, bt_ctf_clock_class_destroy); | |
85380e99 JG |
108 | |
109 | if (name) { | |
ac0c6bdd | 110 | ret = bt_ctf_clock_class_set_name(clock_class, name); |
85380e99 | 111 | if (ret) { |
5134570b PP |
112 | BT_LOGE("Cannot set clock class's name: " |
113 | "clock-class-addr=%p, name=\"%s\"", | |
114 | clock_class, name); | |
85380e99 JG |
115 | goto error; |
116 | } | |
273b65be JG |
117 | } |
118 | ||
ac0c6bdd | 119 | ret = bt_uuid_generate(clock_class->uuid); |
be018f15 | 120 | if (ret) { |
5134570b | 121 | BT_LOGE_STR("Failed to generate a UUID."); |
83509119 | 122 | goto error; |
be018f15 JG |
123 | } |
124 | ||
ac0c6bdd | 125 | clock_class->uuid_set = 1; |
5134570b | 126 | BT_LOGD("Created clock class object: addr=%p", clock_class); |
ac0c6bdd | 127 | return clock_class; |
273b65be | 128 | error: |
ac0c6bdd PP |
129 | BT_PUT(clock_class); |
130 | return clock_class; | |
87d76bb1 JG |
131 | } |
132 | ||
ac0c6bdd | 133 | const char *bt_ctf_clock_class_get_name(struct bt_ctf_clock_class *clock_class) |
87d76bb1 JG |
134 | { |
135 | const char *ret = NULL; | |
136 | ||
ac0c6bdd | 137 | if (!clock_class) { |
5134570b | 138 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
139 | goto end; |
140 | } | |
141 | ||
ac0c6bdd PP |
142 | if (clock_class->name) { |
143 | ret = clock_class->name->str; | |
87d76bb1 JG |
144 | } |
145 | ||
146 | end: | |
147 | return ret; | |
148 | } | |
149 | ||
ac0c6bdd PP |
150 | const char *bt_ctf_clock_class_get_description( |
151 | struct bt_ctf_clock_class *clock_class) | |
87d76bb1 JG |
152 | { |
153 | const char *ret = NULL; | |
154 | ||
ac0c6bdd | 155 | if (!clock_class) { |
5134570b | 156 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
157 | goto end; |
158 | } | |
159 | ||
ac0c6bdd PP |
160 | if (clock_class->description) { |
161 | ret = clock_class->description->str; | |
87d76bb1 JG |
162 | } |
163 | end: | |
164 | return ret; | |
273b65be JG |
165 | } |
166 | ||
ac0c6bdd PP |
167 | int bt_ctf_clock_class_set_description(struct bt_ctf_clock_class *clock_class, |
168 | const char *desc) | |
273b65be JG |
169 | { |
170 | int ret = 0; | |
171 | ||
5134570b PP |
172 | if (!clock_class || !desc) { |
173 | BT_LOGW("Invalid parameter: clock class or description is NULL: " | |
174 | "clock-class-addr=%p, desc-addr=%p", | |
175 | clock_class, desc); | |
176 | ret = -1; | |
177 | goto end; | |
178 | } | |
179 | ||
180 | if (clock_class->frozen) { | |
181 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
182 | clock_class); | |
273b65be JG |
183 | ret = -1; |
184 | goto end; | |
185 | } | |
186 | ||
ac0c6bdd PP |
187 | clock_class->description = g_string_new(desc); |
188 | ret = clock_class->description ? 0 : -1; | |
5134570b PP |
189 | BT_LOGV("Set clock class's description: clock-class-addr=%p, desc=\"%s\"", |
190 | clock_class, desc); | |
273b65be JG |
191 | end: |
192 | return ret; | |
193 | } | |
194 | ||
ac0c6bdd PP |
195 | uint64_t bt_ctf_clock_class_get_frequency( |
196 | struct bt_ctf_clock_class *clock_class) | |
87d76bb1 JG |
197 | { |
198 | uint64_t ret = -1ULL; | |
199 | ||
ac0c6bdd | 200 | if (!clock_class) { |
5134570b | 201 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
202 | goto end; |
203 | } | |
204 | ||
ac0c6bdd | 205 | ret = clock_class->frequency; |
87d76bb1 JG |
206 | end: |
207 | return ret; | |
208 | } | |
209 | ||
ac0c6bdd PP |
210 | int bt_ctf_clock_class_set_frequency(struct bt_ctf_clock_class *clock_class, |
211 | uint64_t freq) | |
273b65be JG |
212 | { |
213 | int ret = 0; | |
214 | ||
5134570b PP |
215 | if (!clock_class || freq == -1ULL) { |
216 | BT_LOGW("Invalid parameter: clock class is NULL or frequency is invalid: " | |
217 | "clock-class-addr=%p, freq=%" PRIu64, | |
218 | clock_class, freq); | |
219 | ret = -1; | |
220 | goto end; | |
221 | } | |
222 | ||
223 | if (clock_class->frozen) { | |
224 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
225 | clock_class); | |
273b65be JG |
226 | ret = -1; |
227 | goto end; | |
228 | } | |
229 | ||
ac0c6bdd | 230 | clock_class->frequency = freq; |
5134570b PP |
231 | BT_LOGV("Set clock class's frequency: clock-class-addr=%p, freq=%" PRIu64, |
232 | clock_class, freq); | |
273b65be JG |
233 | end: |
234 | return ret; | |
235 | } | |
236 | ||
ac0c6bdd | 237 | uint64_t bt_ctf_clock_class_get_precision(struct bt_ctf_clock_class *clock_class) |
87d76bb1 JG |
238 | { |
239 | uint64_t ret = -1ULL; | |
240 | ||
ac0c6bdd | 241 | if (!clock_class) { |
5134570b | 242 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
243 | goto end; |
244 | } | |
245 | ||
ac0c6bdd | 246 | ret = clock_class->precision; |
87d76bb1 JG |
247 | end: |
248 | return ret; | |
249 | } | |
250 | ||
ac0c6bdd PP |
251 | int bt_ctf_clock_class_set_precision(struct bt_ctf_clock_class *clock_class, |
252 | uint64_t precision) | |
273b65be JG |
253 | { |
254 | int ret = 0; | |
255 | ||
5134570b PP |
256 | if (!clock_class || precision == -1ULL) { |
257 | BT_LOGW("Invalid parameter: clock class is NULL or precision is invalid: " | |
258 | "clock-class-addr=%p, precision=%" PRIu64, | |
259 | clock_class, precision); | |
260 | ret = -1; | |
261 | goto end; | |
262 | } | |
263 | ||
264 | if (clock_class->frozen) { | |
265 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
266 | clock_class); | |
273b65be JG |
267 | ret = -1; |
268 | goto end; | |
269 | } | |
270 | ||
ac0c6bdd | 271 | clock_class->precision = precision; |
5134570b PP |
272 | BT_LOGV("Set clock class's precision: clock-class-addr=%p, precision=%" PRIu64, |
273 | clock_class, precision); | |
273b65be JG |
274 | end: |
275 | return ret; | |
276 | } | |
277 | ||
ac0c6bdd PP |
278 | int bt_ctf_clock_class_get_offset_s(struct bt_ctf_clock_class *clock_class, |
279 | int64_t *offset_s) | |
87d76bb1 | 280 | { |
61cf588b | 281 | int ret = 0; |
87d76bb1 | 282 | |
ac0c6bdd | 283 | if (!clock_class || !offset_s) { |
5134570b PP |
284 | BT_LOGW("Invalid parameter: clock class or offset pointer is NULL: " |
285 | "clock-class-addr=%p, offset-addr=%p", | |
286 | clock_class, offset_s); | |
61cf588b | 287 | ret = -1; |
87d76bb1 JG |
288 | goto end; |
289 | } | |
290 | ||
ac0c6bdd | 291 | *offset_s = clock_class->offset_s; |
87d76bb1 JG |
292 | end: |
293 | return ret; | |
294 | } | |
295 | ||
ac0c6bdd PP |
296 | int bt_ctf_clock_class_set_offset_s(struct bt_ctf_clock_class *clock_class, |
297 | int64_t offset_s) | |
273b65be JG |
298 | { |
299 | int ret = 0; | |
300 | ||
5134570b PP |
301 | if (!clock_class) { |
302 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
303 | ret = -1; | |
304 | goto end; | |
305 | } | |
306 | ||
307 | if (clock_class->frozen) { | |
308 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
309 | clock_class); | |
273b65be JG |
310 | ret = -1; |
311 | goto end; | |
312 | } | |
313 | ||
ac0c6bdd | 314 | clock_class->offset_s = offset_s; |
5134570b PP |
315 | BT_LOGV("Set clock class's offset (seconds): clock-class-addr=%p, offset-s=%" PRId64, |
316 | clock_class, offset_s); | |
273b65be JG |
317 | end: |
318 | return ret; | |
319 | } | |
320 | ||
ac0c6bdd PP |
321 | int bt_ctf_clock_class_get_offset_cycles(struct bt_ctf_clock_class *clock_class, |
322 | int64_t *offset) | |
87d76bb1 | 323 | { |
61cf588b | 324 | int ret = 0; |
87d76bb1 | 325 | |
ac0c6bdd | 326 | if (!clock_class || !offset) { |
5134570b PP |
327 | BT_LOGW("Invalid parameter: clock class or offset pointer is NULL: " |
328 | "clock-class-addr=%p, offset-addr=%p", | |
329 | clock_class, offset); | |
61cf588b | 330 | ret = -1; |
87d76bb1 JG |
331 | goto end; |
332 | } | |
333 | ||
ac0c6bdd | 334 | *offset = clock_class->offset; |
87d76bb1 JG |
335 | end: |
336 | return ret; | |
337 | } | |
338 | ||
ac0c6bdd PP |
339 | int bt_ctf_clock_class_set_offset_cycles(struct bt_ctf_clock_class *clock_class, |
340 | int64_t offset) | |
273b65be JG |
341 | { |
342 | int ret = 0; | |
343 | ||
5134570b PP |
344 | if (!clock_class) { |
345 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
346 | ret = -1; | |
347 | goto end; | |
348 | } | |
349 | ||
350 | if (clock_class->frozen) { | |
351 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
352 | clock_class); | |
273b65be JG |
353 | ret = -1; |
354 | goto end; | |
355 | } | |
356 | ||
ac0c6bdd | 357 | clock_class->offset = offset; |
5134570b PP |
358 | BT_LOGV("Set clock class's offset (cycles): clock-class-addr=%p, offset-cycles=%" PRId64, |
359 | clock_class, offset); | |
273b65be JG |
360 | end: |
361 | return ret; | |
362 | } | |
363 | ||
acd6aeb1 | 364 | int bt_ctf_clock_class_is_absolute(struct bt_ctf_clock_class *clock_class) |
87d76bb1 JG |
365 | { |
366 | int ret = -1; | |
367 | ||
ac0c6bdd | 368 | if (!clock_class) { |
5134570b | 369 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
370 | goto end; |
371 | } | |
372 | ||
ac0c6bdd | 373 | ret = clock_class->absolute; |
87d76bb1 JG |
374 | end: |
375 | return ret; | |
376 | } | |
377 | ||
ac0c6bdd PP |
378 | int bt_ctf_clock_class_set_is_absolute(struct bt_ctf_clock_class *clock_class, |
379 | int is_absolute) | |
273b65be JG |
380 | { |
381 | int ret = 0; | |
382 | ||
5134570b PP |
383 | if (!clock_class) { |
384 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
385 | ret = -1; | |
386 | goto end; | |
387 | } | |
388 | ||
389 | if (clock_class->frozen) { | |
390 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
391 | clock_class); | |
273b65be JG |
392 | ret = -1; |
393 | goto end; | |
394 | } | |
395 | ||
ac0c6bdd | 396 | clock_class->absolute = !!is_absolute; |
5134570b PP |
397 | BT_LOGV("Set clock class's absolute flag: clock-class-addr=%p, is-absolute=%d", |
398 | clock_class, !!is_absolute); | |
273b65be JG |
399 | end: |
400 | return ret; | |
401 | } | |
402 | ||
ac0c6bdd PP |
403 | const unsigned char *bt_ctf_clock_class_get_uuid( |
404 | struct bt_ctf_clock_class *clock_class) | |
85b743f4 JG |
405 | { |
406 | const unsigned char *ret; | |
407 | ||
5134570b PP |
408 | if (!clock_class) { |
409 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
410 | ret = NULL; | |
411 | goto end; | |
412 | } | |
413 | ||
414 | if (!clock_class->uuid_set) { | |
415 | BT_LOGV("Clock class's UUID is not set: clock-class-addr=%p", | |
416 | clock_class); | |
85b743f4 JG |
417 | ret = NULL; |
418 | goto end; | |
419 | } | |
420 | ||
ac0c6bdd | 421 | ret = clock_class->uuid; |
85b743f4 JG |
422 | end: |
423 | return ret; | |
424 | } | |
425 | ||
ac0c6bdd PP |
426 | int bt_ctf_clock_class_set_uuid(struct bt_ctf_clock_class *clock_class, |
427 | const unsigned char *uuid) | |
85b743f4 JG |
428 | { |
429 | int ret = 0; | |
430 | ||
5134570b PP |
431 | if (!clock_class || !uuid) { |
432 | BT_LOGW("Invalid parameter: clock class or UUID is NULL: " | |
433 | "clock-class-addr=%p, uuid-addr=%p", | |
434 | clock_class, uuid); | |
435 | ret = -1; | |
436 | goto end; | |
437 | } | |
438 | ||
439 | if (clock_class->frozen) { | |
440 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p", | |
441 | clock_class); | |
85b743f4 JG |
442 | ret = -1; |
443 | goto end; | |
444 | } | |
445 | ||
ac0c6bdd PP |
446 | memcpy(clock_class->uuid, uuid, sizeof(uuid_t)); |
447 | clock_class->uuid_set = 1; | |
5134570b PP |
448 | BT_LOGV("Set clock class's UUID: clock-class-addr=%p, " |
449 | "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", | |
450 | clock_class, | |
451 | (unsigned int) uuid[0], | |
452 | (unsigned int) uuid[1], | |
453 | (unsigned int) uuid[2], | |
454 | (unsigned int) uuid[3], | |
455 | (unsigned int) uuid[4], | |
456 | (unsigned int) uuid[5], | |
457 | (unsigned int) uuid[6], | |
458 | (unsigned int) uuid[7], | |
459 | (unsigned int) uuid[8], | |
460 | (unsigned int) uuid[9], | |
461 | (unsigned int) uuid[10], | |
462 | (unsigned int) uuid[11], | |
463 | (unsigned int) uuid[12], | |
464 | (unsigned int) uuid[13], | |
465 | (unsigned int) uuid[14], | |
466 | (unsigned int) uuid[15]); | |
85b743f4 JG |
467 | end: |
468 | return ret; | |
469 | } | |
470 | ||
ac0c6bdd | 471 | static uint64_t ns_from_value(uint64_t frequency, uint64_t value) |
4ef18cab PP |
472 | { |
473 | uint64_t ns; | |
474 | ||
475 | if (frequency == 1000000000) { | |
476 | ns = value; | |
477 | } else { | |
478 | ns = (uint64_t) ((1e9 * (double) value) / (double) frequency); | |
479 | } | |
480 | ||
481 | return ns; | |
482 | } | |
483 | ||
273b65be | 484 | BT_HIDDEN |
ac0c6bdd | 485 | void bt_ctf_clock_class_freeze(struct bt_ctf_clock_class *clock_class) |
273b65be | 486 | { |
ac0c6bdd | 487 | if (!clock_class) { |
5134570b | 488 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
273b65be JG |
489 | return; |
490 | } | |
491 | ||
5134570b PP |
492 | if (!clock_class->frozen) { |
493 | BT_LOGD("Freezing clock class: addr=%p", clock_class); | |
494 | clock_class->frozen = 1; | |
495 | } | |
273b65be JG |
496 | } |
497 | ||
498 | BT_HIDDEN | |
ac0c6bdd | 499 | void bt_ctf_clock_class_serialize(struct bt_ctf_clock_class *clock_class, |
273b65be JG |
500 | struct metadata_context *context) |
501 | { | |
502 | unsigned char *uuid; | |
503 | ||
5134570b PP |
504 | BT_LOGD("Serializing clock class's metadata: clock-class-addr=%p, " |
505 | "metadata-context-addr=%p", clock_class, context); | |
506 | ||
ac0c6bdd | 507 | if (!clock_class || !context) { |
5134570b PP |
508 | BT_LOGW("Invalid parameter: clock class or metadata context is NULL: " |
509 | "clock-class-addr=%p, metadata-context-addr=%p", | |
510 | clock_class, context); | |
273b65be JG |
511 | return; |
512 | } | |
513 | ||
ac0c6bdd | 514 | uuid = clock_class->uuid; |
273b65be JG |
515 | g_string_append(context->string, "clock {\n"); |
516 | g_string_append_printf(context->string, "\tname = %s;\n", | |
ac0c6bdd | 517 | clock_class->name->str); |
273b65be JG |
518 | g_string_append_printf(context->string, |
519 | "\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n", | |
520 | uuid[0], uuid[1], uuid[2], uuid[3], | |
521 | uuid[4], uuid[5], uuid[6], uuid[7], | |
522 | uuid[8], uuid[9], uuid[10], uuid[11], | |
523 | uuid[12], uuid[13], uuid[14], uuid[15]); | |
ac0c6bdd | 524 | if (clock_class->description) { |
273b65be | 525 | g_string_append_printf(context->string, "\tdescription = \"%s\";\n", |
ac0c6bdd | 526 | clock_class->description->str); |
273b65be JG |
527 | } |
528 | ||
529 | g_string_append_printf(context->string, "\tfreq = %" PRIu64 ";\n", | |
ac0c6bdd | 530 | clock_class->frequency); |
273b65be | 531 | g_string_append_printf(context->string, "\tprecision = %" PRIu64 ";\n", |
ac0c6bdd | 532 | clock_class->precision); |
273b65be | 533 | g_string_append_printf(context->string, "\toffset_s = %" PRIu64 ";\n", |
ac0c6bdd | 534 | clock_class->offset_s); |
273b65be | 535 | g_string_append_printf(context->string, "\toffset = %" PRIu64 ";\n", |
ac0c6bdd | 536 | clock_class->offset); |
273b65be | 537 | g_string_append_printf(context->string, "\tabsolute = %s;\n", |
ac0c6bdd | 538 | clock_class->absolute ? "TRUE" : "FALSE"); |
273b65be JG |
539 | g_string_append(context->string, "};\n\n"); |
540 | } | |
541 | ||
273b65be | 542 | static |
ac0c6bdd | 543 | void bt_ctf_clock_class_destroy(struct bt_object *obj) |
273b65be | 544 | { |
ac0c6bdd | 545 | struct bt_ctf_clock_class *clock_class; |
273b65be | 546 | |
5134570b | 547 | BT_LOGD("Destroying clock class: addr=%p", obj); |
ac0c6bdd PP |
548 | clock_class = container_of(obj, struct bt_ctf_clock_class, base); |
549 | if (clock_class->name) { | |
550 | g_string_free(clock_class->name, TRUE); | |
273b65be | 551 | } |
ac0c6bdd PP |
552 | if (clock_class->description) { |
553 | g_string_free(clock_class->description, TRUE); | |
273b65be JG |
554 | } |
555 | ||
ac0c6bdd | 556 | g_free(clock_class); |
273b65be | 557 | } |
4ef18cab | 558 | |
61ec14e6 JG |
559 | static |
560 | void bt_ctf_clock_value_destroy(struct bt_object *obj) | |
561 | { | |
562 | struct bt_ctf_clock_value *value; | |
563 | ||
5134570b PP |
564 | BT_LOGD("Destroying clock value: addr=%p", obj); |
565 | ||
61ec14e6 JG |
566 | if (!obj) { |
567 | return; | |
568 | } | |
569 | ||
570 | value = container_of(obj, struct bt_ctf_clock_value, base); | |
571 | bt_put(value->clock_class); | |
572 | g_free(value); | |
573 | } | |
574 | ||
575 | struct bt_ctf_clock_value *bt_ctf_clock_value_create( | |
ac0c6bdd | 576 | struct bt_ctf_clock_class *clock_class, uint64_t value) |
4ef18cab | 577 | { |
61ec14e6 | 578 | struct bt_ctf_clock_value *ret = NULL; |
4ef18cab | 579 | |
5134570b PP |
580 | BT_LOGD("Creating clock value object: clock-class-addr=%p, " |
581 | "value=%" PRIu64, clock_class, value); | |
582 | ||
ac0c6bdd | 583 | if (!clock_class) { |
5134570b | 584 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
4ef18cab PP |
585 | goto end; |
586 | } | |
587 | ||
61ec14e6 JG |
588 | ret = g_new0(struct bt_ctf_clock_value, 1); |
589 | if (!ret) { | |
5134570b | 590 | BT_LOGE_STR("Failed to allocate one clock value."); |
61ec14e6 JG |
591 | goto end; |
592 | } | |
593 | ||
594 | bt_object_init(ret, bt_ctf_clock_value_destroy); | |
ac0c6bdd | 595 | ret->clock_class = bt_get(clock_class); |
61ec14e6 | 596 | ret->value = value; |
5134570b | 597 | BT_LOGD("Created clock value object: addr=%p", ret); |
61ec14e6 JG |
598 | end: |
599 | return ret; | |
600 | } | |
4ef18cab | 601 | |
61ec14e6 JG |
602 | int bt_ctf_clock_value_get_value( |
603 | struct bt_ctf_clock_value *clock_value, uint64_t *raw_value) | |
604 | { | |
605 | int ret = 0; | |
4ef18cab | 606 | |
61ec14e6 | 607 | if (!clock_value || !raw_value) { |
5134570b PP |
608 | BT_LOGW("Invalid parameter: clock value or raw value is NULL: " |
609 | "clock-value-addr=%p, raw-value-addr=%p", | |
610 | clock_value, raw_value); | |
61ec14e6 JG |
611 | ret = -1; |
612 | goto end; | |
613 | } | |
4ef18cab | 614 | |
61ec14e6 | 615 | *raw_value = clock_value->value; |
4ef18cab | 616 | end: |
61ec14e6 JG |
617 | return ret; |
618 | } | |
619 | ||
1556a1af | 620 | int bt_ctf_clock_value_get_value_ns_from_epoch(struct bt_ctf_clock_value *value, |
61ec14e6 JG |
621 | int64_t *ret_value_ns) |
622 | { | |
623 | int ret = 0; | |
624 | int64_t ns; | |
625 | ||
626 | if (!value || !ret_value_ns) { | |
5134570b PP |
627 | BT_LOGW("Invalid parameter: clock value or return value pointer is NULL: " |
628 | "clock-value-addr=%p, ret-value-addr=%p", | |
629 | value, ret_value_ns); | |
61ec14e6 JG |
630 | ret = -1; |
631 | goto end; | |
632 | } | |
633 | ||
634 | /* Initialize nanosecond timestamp to clock's offset in seconds. */ | |
9ac68eb1 | 635 | ns = value->clock_class->offset_s * (int64_t) 1000000000; |
61ec14e6 JG |
636 | |
637 | /* Add offset in cycles, converted to nanoseconds. */ | |
638 | ns += ns_from_value(value->clock_class->frequency, | |
639 | value->clock_class->offset); | |
640 | ||
641 | /* Add given value, converter to nanoseconds. */ | |
642 | ns += ns_from_value(value->clock_class->frequency, value->value); | |
643 | ||
644 | *ret_value_ns = ns; | |
645 | end: | |
646 | return ret; | |
4ef18cab | 647 | } |
6f57e458 PP |
648 | |
649 | struct bt_ctf_clock_class *bt_ctf_clock_value_get_class( | |
650 | struct bt_ctf_clock_value *clock_value) | |
651 | { | |
652 | struct bt_ctf_clock_class *clock_class = NULL; | |
653 | ||
654 | if (!clock_value) { | |
5134570b | 655 | BT_LOGW_STR("Invalid parameter: clock value is NULL."); |
6f57e458 PP |
656 | goto end; |
657 | } | |
658 | ||
659 | clock_class = bt_get(clock_value->clock_class); | |
660 | ||
661 | end: | |
662 | return clock_class; | |
663 | } |