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 | ||
0f5e83e5 | 29 | #define BT_LOG_TAG "CLOCK-CLASS" |
40547d22 | 30 | #include <babeltrace/lib-logging-internal.h> |
0f5e83e5 | 31 | |
ac0c6bdd | 32 | #include <babeltrace/ctf-ir/clock-class-internal.h> |
654c1444 | 33 | #include <babeltrace/ctf-ir/utils.h> |
83509119 | 34 | #include <babeltrace/ref.h> |
3d9990ac | 35 | #include <babeltrace/compiler-internal.h> |
c55a9f58 | 36 | #include <babeltrace/types.h> |
273b65be | 37 | #include <inttypes.h> |
0f5e83e5 | 38 | #include <babeltrace/object-internal.h> |
5134570b | 39 | |
273b65be | 40 | static |
ac0c6bdd | 41 | void bt_ctf_clock_class_destroy(struct bt_object *obj); |
273b65be | 42 | |
4c426c17 | 43 | BT_HIDDEN |
c55a9f58 | 44 | bt_bool bt_ctf_clock_class_is_valid(struct bt_ctf_clock_class *clock_class) |
c06116f3 | 45 | { |
ac0c6bdd | 46 | return clock_class && clock_class->name; |
c06116f3 PP |
47 | } |
48 | ||
ac0c6bdd | 49 | int bt_ctf_clock_class_set_name(struct bt_ctf_clock_class *clock_class, |
4c426c17 JG |
50 | const char *name) |
51 | { | |
52 | int ret = 0; | |
273b65be | 53 | |
5134570b PP |
54 | if (!clock_class) { |
55 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
56 | ret = -1; | |
57 | goto end; | |
58 | } | |
59 | ||
60 | if (clock_class->frozen) { | |
2cf0acd7 PP |
61 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
62 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
c06116f3 PP |
63 | ret = -1; |
64 | goto end; | |
65 | } | |
66 | ||
654c1444 | 67 | if (bt_ctf_validate_identifier(name)) { |
5134570b | 68 | BT_LOGE("Clock class's name is not a valid CTF identifier: " |
2cf0acd7 | 69 | "addr=%p, name=\"%s\"", |
5134570b | 70 | clock_class, name); |
4c426c17 JG |
71 | ret = -1; |
72 | goto end; | |
273b65be JG |
73 | } |
74 | ||
ac0c6bdd PP |
75 | if (clock_class->name) { |
76 | g_string_assign(clock_class->name, name); | |
e1ae7645 | 77 | } else { |
ac0c6bdd PP |
78 | clock_class->name = g_string_new(name); |
79 | if (!clock_class->name) { | |
5134570b | 80 | BT_LOGE_STR("Failed to allocate a GString."); |
e1ae7645 JG |
81 | ret = -1; |
82 | goto end; | |
83 | } | |
273b65be JG |
84 | } |
85 | ||
2cf0acd7 | 86 | BT_LOGV("Set clock class's name: addr=%p, name=\"%s\"", |
5134570b PP |
87 | clock_class, name); |
88 | ||
4c426c17 JG |
89 | end: |
90 | return ret; | |
91 | } | |
92 | ||
ac0c6bdd | 93 | struct bt_ctf_clock_class *bt_ctf_clock_class_create(const char *name) |
4c426c17 JG |
94 | { |
95 | int ret; | |
5134570b | 96 | struct bt_ctf_clock_class *clock_class; |
4c426c17 | 97 | |
5134570b PP |
98 | BT_LOGD("Creating default clock class object: name=\"%s\"", |
99 | name); | |
100 | clock_class = g_new0(struct bt_ctf_clock_class, 1); | |
ac0c6bdd | 101 | if (!clock_class) { |
5134570b | 102 | BT_LOGE_STR("Failed to allocate one clock class."); |
4c426c17 JG |
103 | goto error; |
104 | } | |
105 | ||
ac0c6bdd PP |
106 | clock_class->precision = 1; |
107 | clock_class->frequency = 1000000000; | |
108 | bt_object_init(clock_class, bt_ctf_clock_class_destroy); | |
85380e99 JG |
109 | |
110 | if (name) { | |
ac0c6bdd | 111 | ret = bt_ctf_clock_class_set_name(clock_class, name); |
85380e99 | 112 | if (ret) { |
5134570b | 113 | BT_LOGE("Cannot set clock class's name: " |
2cf0acd7 | 114 | "addr=%p, name=\"%s\"", |
5134570b | 115 | clock_class, name); |
85380e99 JG |
116 | goto error; |
117 | } | |
273b65be JG |
118 | } |
119 | ||
ac0c6bdd | 120 | ret = bt_uuid_generate(clock_class->uuid); |
be018f15 | 121 | if (ret) { |
5134570b | 122 | BT_LOGE_STR("Failed to generate a UUID."); |
83509119 | 123 | goto error; |
be018f15 JG |
124 | } |
125 | ||
ac0c6bdd | 126 | clock_class->uuid_set = 1; |
2cf0acd7 PP |
127 | BT_LOGD("Created clock class object: addr=%p, name=\"%s\"", |
128 | clock_class, name); | |
ac0c6bdd | 129 | return clock_class; |
273b65be | 130 | error: |
ac0c6bdd PP |
131 | BT_PUT(clock_class); |
132 | return clock_class; | |
87d76bb1 JG |
133 | } |
134 | ||
ac0c6bdd | 135 | const char *bt_ctf_clock_class_get_name(struct bt_ctf_clock_class *clock_class) |
87d76bb1 JG |
136 | { |
137 | const char *ret = NULL; | |
138 | ||
ac0c6bdd | 139 | if (!clock_class) { |
5134570b | 140 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
141 | goto end; |
142 | } | |
143 | ||
ac0c6bdd PP |
144 | if (clock_class->name) { |
145 | ret = clock_class->name->str; | |
87d76bb1 JG |
146 | } |
147 | ||
148 | end: | |
149 | return ret; | |
150 | } | |
151 | ||
ac0c6bdd PP |
152 | const char *bt_ctf_clock_class_get_description( |
153 | struct bt_ctf_clock_class *clock_class) | |
87d76bb1 JG |
154 | { |
155 | const char *ret = NULL; | |
156 | ||
ac0c6bdd | 157 | if (!clock_class) { |
5134570b | 158 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
159 | goto end; |
160 | } | |
161 | ||
ac0c6bdd PP |
162 | if (clock_class->description) { |
163 | ret = clock_class->description->str; | |
87d76bb1 JG |
164 | } |
165 | end: | |
166 | return ret; | |
273b65be JG |
167 | } |
168 | ||
ac0c6bdd PP |
169 | int bt_ctf_clock_class_set_description(struct bt_ctf_clock_class *clock_class, |
170 | const char *desc) | |
273b65be JG |
171 | { |
172 | int ret = 0; | |
173 | ||
5134570b PP |
174 | if (!clock_class || !desc) { |
175 | BT_LOGW("Invalid parameter: clock class or description is NULL: " | |
2cf0acd7 PP |
176 | "clock-class-addr=%p, name=\"%s\", desc-addr=%p", |
177 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
178 | desc); | |
5134570b PP |
179 | ret = -1; |
180 | goto end; | |
181 | } | |
182 | ||
183 | if (clock_class->frozen) { | |
2cf0acd7 PP |
184 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
185 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
273b65be JG |
186 | ret = -1; |
187 | goto end; | |
188 | } | |
189 | ||
ac0c6bdd PP |
190 | clock_class->description = g_string_new(desc); |
191 | ret = clock_class->description ? 0 : -1; | |
2cf0acd7 PP |
192 | BT_LOGV("Set clock class's description: addr=%p, " |
193 | "name=\"%s\", desc=\"%s\"", | |
194 | clock_class, bt_ctf_clock_class_get_name(clock_class), desc); | |
273b65be JG |
195 | end: |
196 | return ret; | |
197 | } | |
198 | ||
ac0c6bdd PP |
199 | uint64_t bt_ctf_clock_class_get_frequency( |
200 | struct bt_ctf_clock_class *clock_class) | |
87d76bb1 JG |
201 | { |
202 | uint64_t ret = -1ULL; | |
203 | ||
ac0c6bdd | 204 | if (!clock_class) { |
5134570b | 205 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
206 | goto end; |
207 | } | |
208 | ||
ac0c6bdd | 209 | ret = clock_class->frequency; |
87d76bb1 JG |
210 | end: |
211 | return ret; | |
212 | } | |
213 | ||
ac0c6bdd PP |
214 | int bt_ctf_clock_class_set_frequency(struct bt_ctf_clock_class *clock_class, |
215 | uint64_t freq) | |
273b65be JG |
216 | { |
217 | int ret = 0; | |
218 | ||
5134570b PP |
219 | if (!clock_class || freq == -1ULL) { |
220 | BT_LOGW("Invalid parameter: clock class is NULL or frequency is invalid: " | |
2cf0acd7 PP |
221 | "addr=%p, name=\"%s\", freq=%" PRIu64, |
222 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
223 | freq); | |
5134570b PP |
224 | ret = -1; |
225 | goto end; | |
226 | } | |
227 | ||
228 | if (clock_class->frozen) { | |
2cf0acd7 PP |
229 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
230 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
273b65be JG |
231 | ret = -1; |
232 | goto end; | |
233 | } | |
234 | ||
ac0c6bdd | 235 | clock_class->frequency = freq; |
2cf0acd7 PP |
236 | BT_LOGV("Set clock class's frequency: addr=%p, name=\"%s\", freq=%" PRIu64, |
237 | clock_class, bt_ctf_clock_class_get_name(clock_class), freq); | |
273b65be JG |
238 | end: |
239 | return ret; | |
240 | } | |
241 | ||
ac0c6bdd | 242 | uint64_t bt_ctf_clock_class_get_precision(struct bt_ctf_clock_class *clock_class) |
87d76bb1 JG |
243 | { |
244 | uint64_t ret = -1ULL; | |
245 | ||
ac0c6bdd | 246 | if (!clock_class) { |
5134570b | 247 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
248 | goto end; |
249 | } | |
250 | ||
ac0c6bdd | 251 | ret = clock_class->precision; |
87d76bb1 JG |
252 | end: |
253 | return ret; | |
254 | } | |
255 | ||
ac0c6bdd PP |
256 | int bt_ctf_clock_class_set_precision(struct bt_ctf_clock_class *clock_class, |
257 | uint64_t precision) | |
273b65be JG |
258 | { |
259 | int ret = 0; | |
260 | ||
5134570b PP |
261 | if (!clock_class || precision == -1ULL) { |
262 | BT_LOGW("Invalid parameter: clock class is NULL or precision is invalid: " | |
2cf0acd7 PP |
263 | "addr=%p, name=\"%s\", precision=%" PRIu64, |
264 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
265 | precision); | |
5134570b PP |
266 | ret = -1; |
267 | goto end; | |
268 | } | |
269 | ||
270 | if (clock_class->frozen) { | |
2cf0acd7 PP |
271 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
272 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
273b65be JG |
273 | ret = -1; |
274 | goto end; | |
275 | } | |
276 | ||
ac0c6bdd | 277 | clock_class->precision = precision; |
2cf0acd7 PP |
278 | BT_LOGV("Set clock class's precision: addr=%p, name=\"%s\", precision=%" PRIu64, |
279 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
280 | precision); | |
273b65be JG |
281 | end: |
282 | return ret; | |
283 | } | |
284 | ||
ac0c6bdd PP |
285 | int bt_ctf_clock_class_get_offset_s(struct bt_ctf_clock_class *clock_class, |
286 | int64_t *offset_s) | |
87d76bb1 | 287 | { |
61cf588b | 288 | int ret = 0; |
87d76bb1 | 289 | |
ac0c6bdd | 290 | if (!clock_class || !offset_s) { |
5134570b | 291 | BT_LOGW("Invalid parameter: clock class or offset pointer is NULL: " |
2cf0acd7 PP |
292 | "clock-class-addr=%p, name=\"%s\", offset-addr=%p", |
293 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
294 | offset_s); | |
61cf588b | 295 | ret = -1; |
87d76bb1 JG |
296 | goto end; |
297 | } | |
298 | ||
ac0c6bdd | 299 | *offset_s = clock_class->offset_s; |
87d76bb1 JG |
300 | end: |
301 | return ret; | |
302 | } | |
303 | ||
ac0c6bdd PP |
304 | int bt_ctf_clock_class_set_offset_s(struct bt_ctf_clock_class *clock_class, |
305 | int64_t offset_s) | |
273b65be JG |
306 | { |
307 | int ret = 0; | |
308 | ||
5134570b PP |
309 | if (!clock_class) { |
310 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
311 | ret = -1; | |
312 | goto end; | |
313 | } | |
314 | ||
315 | if (clock_class->frozen) { | |
2cf0acd7 PP |
316 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
317 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
273b65be JG |
318 | ret = -1; |
319 | goto end; | |
320 | } | |
321 | ||
ac0c6bdd | 322 | clock_class->offset_s = offset_s; |
2cf0acd7 PP |
323 | BT_LOGV("Set clock class's offset (seconds): " |
324 | "addr=%p, name=\"%s\", offset-s=%" PRId64, | |
325 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
326 | offset_s); | |
273b65be JG |
327 | end: |
328 | return ret; | |
329 | } | |
330 | ||
ac0c6bdd PP |
331 | int bt_ctf_clock_class_get_offset_cycles(struct bt_ctf_clock_class *clock_class, |
332 | int64_t *offset) | |
87d76bb1 | 333 | { |
61cf588b | 334 | int ret = 0; |
87d76bb1 | 335 | |
ac0c6bdd | 336 | if (!clock_class || !offset) { |
5134570b | 337 | BT_LOGW("Invalid parameter: clock class or offset pointer is NULL: " |
2cf0acd7 PP |
338 | "clock-class-addr=%p, name=\"%s\", offset-addr=%p", |
339 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
340 | offset); | |
61cf588b | 341 | ret = -1; |
87d76bb1 JG |
342 | goto end; |
343 | } | |
344 | ||
ac0c6bdd | 345 | *offset = clock_class->offset; |
87d76bb1 JG |
346 | end: |
347 | return ret; | |
348 | } | |
349 | ||
ac0c6bdd PP |
350 | int bt_ctf_clock_class_set_offset_cycles(struct bt_ctf_clock_class *clock_class, |
351 | int64_t offset) | |
273b65be JG |
352 | { |
353 | int ret = 0; | |
354 | ||
5134570b PP |
355 | if (!clock_class) { |
356 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
357 | ret = -1; | |
358 | goto end; | |
359 | } | |
360 | ||
361 | if (clock_class->frozen) { | |
2cf0acd7 PP |
362 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
363 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
273b65be JG |
364 | ret = -1; |
365 | goto end; | |
366 | } | |
367 | ||
ac0c6bdd | 368 | clock_class->offset = offset; |
2cf0acd7 PP |
369 | BT_LOGV("Set clock class's offset (cycles): addr=%p, name=\"%s\", offset-cycles=%" PRId64, |
370 | clock_class, bt_ctf_clock_class_get_name(clock_class), offset); | |
273b65be JG |
371 | end: |
372 | return ret; | |
373 | } | |
374 | ||
a2b94977 | 375 | bt_bool bt_ctf_clock_class_is_absolute(struct bt_ctf_clock_class *clock_class) |
87d76bb1 JG |
376 | { |
377 | int ret = -1; | |
378 | ||
ac0c6bdd | 379 | if (!clock_class) { |
5134570b | 380 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
87d76bb1 JG |
381 | goto end; |
382 | } | |
383 | ||
ac0c6bdd | 384 | ret = clock_class->absolute; |
87d76bb1 JG |
385 | end: |
386 | return ret; | |
387 | } | |
388 | ||
ac0c6bdd | 389 | int bt_ctf_clock_class_set_is_absolute(struct bt_ctf_clock_class *clock_class, |
a2b94977 | 390 | bt_bool is_absolute) |
273b65be JG |
391 | { |
392 | int ret = 0; | |
393 | ||
5134570b PP |
394 | if (!clock_class) { |
395 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
396 | ret = -1; | |
397 | goto end; | |
398 | } | |
399 | ||
400 | if (clock_class->frozen) { | |
2cf0acd7 PP |
401 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
402 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
273b65be JG |
403 | ret = -1; |
404 | goto end; | |
405 | } | |
406 | ||
ac0c6bdd | 407 | clock_class->absolute = !!is_absolute; |
2cf0acd7 PP |
408 | BT_LOGV("Set clock class's absolute flag: addr=%p, name=\"%s\", is-absolute=%d", |
409 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
410 | is_absolute); | |
273b65be JG |
411 | end: |
412 | return ret; | |
413 | } | |
414 | ||
ac0c6bdd PP |
415 | const unsigned char *bt_ctf_clock_class_get_uuid( |
416 | struct bt_ctf_clock_class *clock_class) | |
85b743f4 JG |
417 | { |
418 | const unsigned char *ret; | |
419 | ||
5134570b PP |
420 | if (!clock_class) { |
421 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); | |
422 | ret = NULL; | |
423 | goto end; | |
424 | } | |
425 | ||
426 | if (!clock_class->uuid_set) { | |
2cf0acd7 PP |
427 | BT_LOGV("Clock class's UUID is not set: addr=%p, name=\"%s\"", |
428 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
85b743f4 JG |
429 | ret = NULL; |
430 | goto end; | |
431 | } | |
432 | ||
ac0c6bdd | 433 | ret = clock_class->uuid; |
85b743f4 JG |
434 | end: |
435 | return ret; | |
436 | } | |
437 | ||
ac0c6bdd PP |
438 | int bt_ctf_clock_class_set_uuid(struct bt_ctf_clock_class *clock_class, |
439 | const unsigned char *uuid) | |
85b743f4 JG |
440 | { |
441 | int ret = 0; | |
442 | ||
5134570b PP |
443 | if (!clock_class || !uuid) { |
444 | BT_LOGW("Invalid parameter: clock class or UUID is NULL: " | |
2cf0acd7 PP |
445 | "clock-class-addr=%p, name=\"%s\", uuid-addr=%p", |
446 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
447 | uuid); | |
5134570b PP |
448 | ret = -1; |
449 | goto end; | |
450 | } | |
451 | ||
452 | if (clock_class->frozen) { | |
2cf0acd7 PP |
453 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
454 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
85b743f4 JG |
455 | ret = -1; |
456 | goto end; | |
457 | } | |
458 | ||
ac0c6bdd PP |
459 | memcpy(clock_class->uuid, uuid, sizeof(uuid_t)); |
460 | clock_class->uuid_set = 1; | |
2cf0acd7 | 461 | BT_LOGV("Set clock class's UUID: addr=%p, name=\"%s\", " |
5134570b | 462 | "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", |
2cf0acd7 | 463 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
5134570b PP |
464 | (unsigned int) uuid[0], |
465 | (unsigned int) uuid[1], | |
466 | (unsigned int) uuid[2], | |
467 | (unsigned int) uuid[3], | |
468 | (unsigned int) uuid[4], | |
469 | (unsigned int) uuid[5], | |
470 | (unsigned int) uuid[6], | |
471 | (unsigned int) uuid[7], | |
472 | (unsigned int) uuid[8], | |
473 | (unsigned int) uuid[9], | |
474 | (unsigned int) uuid[10], | |
475 | (unsigned int) uuid[11], | |
476 | (unsigned int) uuid[12], | |
477 | (unsigned int) uuid[13], | |
478 | (unsigned int) uuid[14], | |
479 | (unsigned int) uuid[15]); | |
85b743f4 JG |
480 | end: |
481 | return ret; | |
482 | } | |
483 | ||
ac0c6bdd | 484 | static uint64_t ns_from_value(uint64_t frequency, uint64_t value) |
4ef18cab PP |
485 | { |
486 | uint64_t ns; | |
487 | ||
488 | if (frequency == 1000000000) { | |
489 | ns = value; | |
490 | } else { | |
491 | ns = (uint64_t) ((1e9 * (double) value) / (double) frequency); | |
492 | } | |
493 | ||
494 | return ns; | |
495 | } | |
496 | ||
273b65be | 497 | BT_HIDDEN |
ac0c6bdd | 498 | void bt_ctf_clock_class_freeze(struct bt_ctf_clock_class *clock_class) |
273b65be | 499 | { |
ac0c6bdd | 500 | if (!clock_class) { |
5134570b | 501 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
273b65be JG |
502 | return; |
503 | } | |
504 | ||
5134570b | 505 | if (!clock_class->frozen) { |
2cf0acd7 PP |
506 | BT_LOGD("Freezing clock class: addr=%p, name=\"%s\"", |
507 | clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
5134570b PP |
508 | clock_class->frozen = 1; |
509 | } | |
273b65be JG |
510 | } |
511 | ||
512 | BT_HIDDEN | |
ac0c6bdd | 513 | void bt_ctf_clock_class_serialize(struct bt_ctf_clock_class *clock_class, |
273b65be JG |
514 | struct metadata_context *context) |
515 | { | |
516 | unsigned char *uuid; | |
517 | ||
5134570b | 518 | BT_LOGD("Serializing clock class's metadata: clock-class-addr=%p, " |
2cf0acd7 PP |
519 | "name=\"%s\", metadata-context-addr=%p", clock_class, |
520 | bt_ctf_clock_class_get_name(clock_class), context); | |
5134570b | 521 | |
ac0c6bdd | 522 | if (!clock_class || !context) { |
5134570b | 523 | BT_LOGW("Invalid parameter: clock class or metadata context is NULL: " |
2cf0acd7 PP |
524 | "clock-class-addr=%p, name=\"%s\", metadata-context-addr=%p", |
525 | clock_class, bt_ctf_clock_class_get_name(clock_class), | |
526 | context); | |
273b65be JG |
527 | return; |
528 | } | |
529 | ||
ac0c6bdd | 530 | uuid = clock_class->uuid; |
273b65be JG |
531 | g_string_append(context->string, "clock {\n"); |
532 | g_string_append_printf(context->string, "\tname = %s;\n", | |
ac0c6bdd | 533 | clock_class->name->str); |
273b65be JG |
534 | g_string_append_printf(context->string, |
535 | "\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n", | |
536 | uuid[0], uuid[1], uuid[2], uuid[3], | |
537 | uuid[4], uuid[5], uuid[6], uuid[7], | |
538 | uuid[8], uuid[9], uuid[10], uuid[11], | |
539 | uuid[12], uuid[13], uuid[14], uuid[15]); | |
ac0c6bdd | 540 | if (clock_class->description) { |
273b65be | 541 | g_string_append_printf(context->string, "\tdescription = \"%s\";\n", |
ac0c6bdd | 542 | clock_class->description->str); |
273b65be JG |
543 | } |
544 | ||
545 | g_string_append_printf(context->string, "\tfreq = %" PRIu64 ";\n", | |
ac0c6bdd | 546 | clock_class->frequency); |
273b65be | 547 | g_string_append_printf(context->string, "\tprecision = %" PRIu64 ";\n", |
ac0c6bdd | 548 | clock_class->precision); |
273b65be | 549 | g_string_append_printf(context->string, "\toffset_s = %" PRIu64 ";\n", |
ac0c6bdd | 550 | clock_class->offset_s); |
273b65be | 551 | g_string_append_printf(context->string, "\toffset = %" PRIu64 ";\n", |
ac0c6bdd | 552 | clock_class->offset); |
273b65be | 553 | g_string_append_printf(context->string, "\tabsolute = %s;\n", |
ac0c6bdd | 554 | clock_class->absolute ? "TRUE" : "FALSE"); |
273b65be JG |
555 | g_string_append(context->string, "};\n\n"); |
556 | } | |
557 | ||
273b65be | 558 | static |
ac0c6bdd | 559 | void bt_ctf_clock_class_destroy(struct bt_object *obj) |
273b65be | 560 | { |
ac0c6bdd | 561 | struct bt_ctf_clock_class *clock_class; |
273b65be | 562 | |
ac0c6bdd | 563 | clock_class = container_of(obj, struct bt_ctf_clock_class, base); |
2cf0acd7 PP |
564 | BT_LOGD("Destroying clock class: addr=%p, name=\"%s\"", |
565 | obj, bt_ctf_clock_class_get_name(clock_class)); | |
ac0c6bdd PP |
566 | if (clock_class->name) { |
567 | g_string_free(clock_class->name, TRUE); | |
273b65be | 568 | } |
ac0c6bdd PP |
569 | if (clock_class->description) { |
570 | g_string_free(clock_class->description, TRUE); | |
273b65be JG |
571 | } |
572 | ||
ac0c6bdd | 573 | g_free(clock_class); |
273b65be | 574 | } |
4ef18cab | 575 | |
61ec14e6 JG |
576 | static |
577 | void bt_ctf_clock_value_destroy(struct bt_object *obj) | |
578 | { | |
579 | struct bt_ctf_clock_value *value; | |
580 | ||
581 | if (!obj) { | |
582 | return; | |
583 | } | |
584 | ||
585 | value = container_of(obj, struct bt_ctf_clock_value, base); | |
2cf0acd7 PP |
586 | BT_LOGD("Destroying clock value: addr=%p, clock-class-addr=%p, " |
587 | "clock-class-name=\"%s\"", obj, value->clock_class, | |
588 | bt_ctf_clock_class_get_name(value->clock_class)); | |
61ec14e6 JG |
589 | bt_put(value->clock_class); |
590 | g_free(value); | |
591 | } | |
592 | ||
593 | struct bt_ctf_clock_value *bt_ctf_clock_value_create( | |
ac0c6bdd | 594 | struct bt_ctf_clock_class *clock_class, uint64_t value) |
4ef18cab | 595 | { |
61ec14e6 | 596 | struct bt_ctf_clock_value *ret = NULL; |
4ef18cab | 597 | |
5134570b | 598 | BT_LOGD("Creating clock value object: clock-class-addr=%p, " |
2cf0acd7 PP |
599 | "clock-class-name=\"%s\", value=%" PRIu64, clock_class, |
600 | bt_ctf_clock_class_get_name(clock_class), value); | |
5134570b | 601 | |
ac0c6bdd | 602 | if (!clock_class) { |
5134570b | 603 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
4ef18cab PP |
604 | goto end; |
605 | } | |
606 | ||
61ec14e6 JG |
607 | ret = g_new0(struct bt_ctf_clock_value, 1); |
608 | if (!ret) { | |
5134570b | 609 | BT_LOGE_STR("Failed to allocate one clock value."); |
61ec14e6 JG |
610 | goto end; |
611 | } | |
612 | ||
613 | bt_object_init(ret, bt_ctf_clock_value_destroy); | |
ac0c6bdd | 614 | ret->clock_class = bt_get(clock_class); |
61ec14e6 | 615 | ret->value = value; |
2cf0acd7 PP |
616 | BT_LOGD("Created clock value object: clock-value-addr=%p, " |
617 | "clock-class-addr=%p, clock-class-name=\"%s\"", | |
618 | ret, clock_class, bt_ctf_clock_class_get_name(clock_class)); | |
61ec14e6 JG |
619 | end: |
620 | return ret; | |
621 | } | |
4ef18cab | 622 | |
61ec14e6 JG |
623 | int bt_ctf_clock_value_get_value( |
624 | struct bt_ctf_clock_value *clock_value, uint64_t *raw_value) | |
625 | { | |
626 | int ret = 0; | |
4ef18cab | 627 | |
61ec14e6 | 628 | if (!clock_value || !raw_value) { |
5134570b PP |
629 | BT_LOGW("Invalid parameter: clock value or raw value is NULL: " |
630 | "clock-value-addr=%p, raw-value-addr=%p", | |
631 | clock_value, raw_value); | |
61ec14e6 JG |
632 | ret = -1; |
633 | goto end; | |
634 | } | |
4ef18cab | 635 | |
61ec14e6 | 636 | *raw_value = clock_value->value; |
4ef18cab | 637 | end: |
61ec14e6 JG |
638 | return ret; |
639 | } | |
640 | ||
1556a1af | 641 | int bt_ctf_clock_value_get_value_ns_from_epoch(struct bt_ctf_clock_value *value, |
61ec14e6 JG |
642 | int64_t *ret_value_ns) |
643 | { | |
644 | int ret = 0; | |
645 | int64_t ns; | |
646 | ||
647 | if (!value || !ret_value_ns) { | |
5134570b PP |
648 | BT_LOGW("Invalid parameter: clock value or return value pointer is NULL: " |
649 | "clock-value-addr=%p, ret-value-addr=%p", | |
650 | value, ret_value_ns); | |
61ec14e6 JG |
651 | ret = -1; |
652 | goto end; | |
653 | } | |
654 | ||
655 | /* Initialize nanosecond timestamp to clock's offset in seconds. */ | |
9ac68eb1 | 656 | ns = value->clock_class->offset_s * (int64_t) 1000000000; |
61ec14e6 JG |
657 | |
658 | /* Add offset in cycles, converted to nanoseconds. */ | |
659 | ns += ns_from_value(value->clock_class->frequency, | |
660 | value->clock_class->offset); | |
661 | ||
662 | /* Add given value, converter to nanoseconds. */ | |
663 | ns += ns_from_value(value->clock_class->frequency, value->value); | |
664 | ||
665 | *ret_value_ns = ns; | |
666 | end: | |
667 | return ret; | |
4ef18cab | 668 | } |
6f57e458 PP |
669 | |
670 | struct bt_ctf_clock_class *bt_ctf_clock_value_get_class( | |
671 | struct bt_ctf_clock_value *clock_value) | |
672 | { | |
673 | struct bt_ctf_clock_class *clock_class = NULL; | |
674 | ||
675 | if (!clock_value) { | |
5134570b | 676 | BT_LOGW_STR("Invalid parameter: clock value is NULL."); |
6f57e458 PP |
677 | goto end; |
678 | } | |
679 | ||
680 | clock_class = bt_get(clock_value->clock_class); | |
681 | ||
682 | end: | |
683 | return clock_class; | |
684 | } |