| 1 | /* |
| 2 | * clock-class.c |
| 3 | * |
| 4 | * Babeltrace CTF writer - Clock class |
| 5 | * |
| 6 | * Copyright 2013, 2014 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 | |
| 29 | #define BT_LOG_TAG "CTF-WRITER/CLOCK-CLASS" |
| 30 | #include "logging.h" |
| 31 | |
| 32 | #include "common/uuid.h" |
| 33 | #include <babeltrace2-ctf-writer/utils.h> |
| 34 | #include <babeltrace2-ctf-writer/object.h> |
| 35 | #include "compat/compiler.h" |
| 36 | #include <babeltrace2/types.h> |
| 37 | #include "compat/string.h" |
| 38 | #include <stdbool.h> |
| 39 | #include <inttypes.h> |
| 40 | #include "common/assert.h" |
| 41 | |
| 42 | #include "assert-pre.h" |
| 43 | #include "clock-class.h" |
| 44 | #include "object.h" |
| 45 | |
| 46 | static |
| 47 | void bt_ctf_clock_class_destroy(struct bt_ctf_object *obj); |
| 48 | |
| 49 | BT_HIDDEN |
| 50 | bt_ctf_bool bt_ctf_clock_class_is_valid(struct bt_ctf_clock_class *clock_class) |
| 51 | { |
| 52 | return clock_class && clock_class->name; |
| 53 | } |
| 54 | |
| 55 | BT_HIDDEN |
| 56 | int bt_ctf_clock_class_set_name(struct bt_ctf_clock_class *clock_class, |
| 57 | const char *name) |
| 58 | { |
| 59 | int ret = 0; |
| 60 | |
| 61 | if (!clock_class) { |
| 62 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 63 | ret = -1; |
| 64 | goto end; |
| 65 | } |
| 66 | |
| 67 | if (clock_class->frozen) { |
| 68 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 69 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 70 | ret = -1; |
| 71 | goto end; |
| 72 | } |
| 73 | |
| 74 | if (!bt_ctf_identifier_is_valid(name)) { |
| 75 | BT_LOGW("Clock class's name is not a valid CTF identifier: " |
| 76 | "addr=%p, name=\"%s\"", |
| 77 | clock_class, name); |
| 78 | ret = -1; |
| 79 | goto end; |
| 80 | } |
| 81 | |
| 82 | if (clock_class->name) { |
| 83 | g_string_assign(clock_class->name, name); |
| 84 | } else { |
| 85 | clock_class->name = g_string_new(name); |
| 86 | if (!clock_class->name) { |
| 87 | BT_LOGE_STR("Failed to allocate a GString."); |
| 88 | ret = -1; |
| 89 | goto end; |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | BT_LOGT("Set clock class's name: addr=%p, name=\"%s\"", |
| 94 | clock_class, name); |
| 95 | |
| 96 | end: |
| 97 | return ret; |
| 98 | } |
| 99 | |
| 100 | static |
| 101 | bool validate_freq(struct bt_ctf_clock_class *clock_class, |
| 102 | const char *name, uint64_t freq) |
| 103 | { |
| 104 | bool is_valid = true; |
| 105 | |
| 106 | if (freq == -1ULL || freq == 0) { |
| 107 | BT_LOGW("Invalid parameter: frequency is invalid: " |
| 108 | "addr=%p, name=\"%s\", freq=%" PRIu64, |
| 109 | clock_class, name, freq); |
| 110 | is_valid = false; |
| 111 | goto end; |
| 112 | } |
| 113 | |
| 114 | end: |
| 115 | return is_valid; |
| 116 | } |
| 117 | |
| 118 | BT_HIDDEN |
| 119 | struct bt_ctf_clock_class *bt_ctf_clock_class_create(const char *name, |
| 120 | uint64_t freq) |
| 121 | { |
| 122 | int ret; |
| 123 | struct bt_ctf_clock_class *clock_class = NULL; |
| 124 | |
| 125 | BT_LOGD("Creating default clock class object: name=\"%s\"", |
| 126 | name); |
| 127 | |
| 128 | if (!validate_freq(NULL, name, freq)) { |
| 129 | /* validate_freq() logs errors */ |
| 130 | goto error; |
| 131 | } |
| 132 | |
| 133 | clock_class = g_new0(struct bt_ctf_clock_class, 1); |
| 134 | if (!clock_class) { |
| 135 | BT_LOGE_STR("Failed to allocate one clock class."); |
| 136 | goto error; |
| 137 | } |
| 138 | |
| 139 | clock_class->precision = 1; |
| 140 | clock_class->frequency = freq; |
| 141 | bt_ctf_object_init_shared(&clock_class->base, bt_ctf_clock_class_destroy); |
| 142 | |
| 143 | if (name) { |
| 144 | ret = bt_ctf_clock_class_set_name(clock_class, name); |
| 145 | if (ret) { |
| 146 | /* bt_ctf_clock_class_set_name() logs errors */ |
| 147 | goto error; |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | BT_LOGD("Created clock class object: addr=%p, name=\"%s\"", |
| 152 | clock_class, name); |
| 153 | return clock_class; |
| 154 | error: |
| 155 | BT_CTF_OBJECT_PUT_REF_AND_RESET(clock_class); |
| 156 | return clock_class; |
| 157 | } |
| 158 | |
| 159 | BT_HIDDEN |
| 160 | const char *bt_ctf_clock_class_get_name(struct bt_ctf_clock_class *clock_class) |
| 161 | { |
| 162 | const char *ret = NULL; |
| 163 | |
| 164 | if (!clock_class) { |
| 165 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 166 | goto end; |
| 167 | } |
| 168 | |
| 169 | if (clock_class->name) { |
| 170 | ret = clock_class->name->str; |
| 171 | } |
| 172 | |
| 173 | end: |
| 174 | return ret; |
| 175 | } |
| 176 | |
| 177 | BT_HIDDEN |
| 178 | const char *bt_ctf_clock_class_get_description( |
| 179 | struct bt_ctf_clock_class *clock_class) |
| 180 | { |
| 181 | const char *ret = NULL; |
| 182 | |
| 183 | if (!clock_class) { |
| 184 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 185 | goto end; |
| 186 | } |
| 187 | |
| 188 | if (clock_class->description) { |
| 189 | ret = clock_class->description->str; |
| 190 | } |
| 191 | end: |
| 192 | return ret; |
| 193 | } |
| 194 | |
| 195 | BT_HIDDEN |
| 196 | int bt_ctf_clock_class_set_description(struct bt_ctf_clock_class *clock_class, |
| 197 | const char *desc) |
| 198 | { |
| 199 | int ret = 0; |
| 200 | |
| 201 | if (!clock_class || !desc) { |
| 202 | BT_LOGW("Invalid parameter: clock class or description is NULL: " |
| 203 | "clock-class-addr=%p, name=\"%s\", desc-addr=%p", |
| 204 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 205 | desc); |
| 206 | ret = -1; |
| 207 | goto end; |
| 208 | } |
| 209 | |
| 210 | if (clock_class->frozen) { |
| 211 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 212 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 213 | ret = -1; |
| 214 | goto end; |
| 215 | } |
| 216 | |
| 217 | clock_class->description = g_string_new(desc); |
| 218 | ret = clock_class->description ? 0 : -1; |
| 219 | BT_LOGT("Set clock class's description: addr=%p, " |
| 220 | "name=\"%s\", desc=\"%s\"", |
| 221 | clock_class, bt_ctf_clock_class_get_name(clock_class), desc); |
| 222 | end: |
| 223 | return ret; |
| 224 | } |
| 225 | |
| 226 | BT_HIDDEN |
| 227 | uint64_t bt_ctf_clock_class_get_frequency( |
| 228 | struct bt_ctf_clock_class *clock_class) |
| 229 | { |
| 230 | uint64_t ret = -1ULL; |
| 231 | |
| 232 | if (!clock_class) { |
| 233 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 234 | goto end; |
| 235 | } |
| 236 | |
| 237 | ret = clock_class->frequency; |
| 238 | end: |
| 239 | return ret; |
| 240 | } |
| 241 | |
| 242 | BT_HIDDEN |
| 243 | int bt_ctf_clock_class_set_frequency(struct bt_ctf_clock_class *clock_class, |
| 244 | uint64_t freq) |
| 245 | { |
| 246 | int ret = 0; |
| 247 | |
| 248 | if (!clock_class) { |
| 249 | BT_LOGW("Invalid parameter: clock class is NULL or frequency is invalid: " |
| 250 | "addr=%p, name=\"%s\"", |
| 251 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 252 | ret = -1; |
| 253 | goto end; |
| 254 | } |
| 255 | |
| 256 | if (!validate_freq(clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 257 | freq)) { |
| 258 | /* validate_freq() logs errors */ |
| 259 | goto end; |
| 260 | } |
| 261 | |
| 262 | if (clock_class->frozen) { |
| 263 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 264 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 265 | ret = -1; |
| 266 | goto end; |
| 267 | } |
| 268 | |
| 269 | clock_class->frequency = freq; |
| 270 | BT_LOGT("Set clock class's frequency: addr=%p, name=\"%s\", freq=%" PRIu64, |
| 271 | clock_class, bt_ctf_clock_class_get_name(clock_class), freq); |
| 272 | end: |
| 273 | return ret; |
| 274 | } |
| 275 | |
| 276 | BT_HIDDEN |
| 277 | uint64_t bt_ctf_clock_class_get_precision(struct bt_ctf_clock_class *clock_class) |
| 278 | { |
| 279 | uint64_t ret = -1ULL; |
| 280 | |
| 281 | if (!clock_class) { |
| 282 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 283 | goto end; |
| 284 | } |
| 285 | |
| 286 | ret = clock_class->precision; |
| 287 | end: |
| 288 | return ret; |
| 289 | } |
| 290 | |
| 291 | BT_HIDDEN |
| 292 | int bt_ctf_clock_class_set_precision(struct bt_ctf_clock_class *clock_class, |
| 293 | uint64_t precision) |
| 294 | { |
| 295 | int ret = 0; |
| 296 | |
| 297 | if (!clock_class || precision == -1ULL) { |
| 298 | BT_LOGW("Invalid parameter: clock class is NULL or precision is invalid: " |
| 299 | "addr=%p, name=\"%s\", precision=%" PRIu64, |
| 300 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 301 | precision); |
| 302 | ret = -1; |
| 303 | goto end; |
| 304 | } |
| 305 | |
| 306 | if (clock_class->frozen) { |
| 307 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 308 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 309 | ret = -1; |
| 310 | goto end; |
| 311 | } |
| 312 | |
| 313 | clock_class->precision = precision; |
| 314 | BT_LOGT("Set clock class's precision: addr=%p, name=\"%s\", precision=%" PRIu64, |
| 315 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 316 | precision); |
| 317 | end: |
| 318 | return ret; |
| 319 | } |
| 320 | |
| 321 | BT_HIDDEN |
| 322 | int bt_ctf_clock_class_get_offset_s(struct bt_ctf_clock_class *clock_class, |
| 323 | int64_t *offset_s) |
| 324 | { |
| 325 | int ret = 0; |
| 326 | |
| 327 | if (!clock_class || !offset_s) { |
| 328 | BT_LOGW("Invalid parameter: clock class or offset pointer is NULL: " |
| 329 | "clock-class-addr=%p, name=\"%s\", offset-addr=%p", |
| 330 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 331 | offset_s); |
| 332 | ret = -1; |
| 333 | goto end; |
| 334 | } |
| 335 | |
| 336 | *offset_s = clock_class->offset_s; |
| 337 | end: |
| 338 | return ret; |
| 339 | } |
| 340 | |
| 341 | BT_HIDDEN |
| 342 | int bt_ctf_clock_class_set_offset_s(struct bt_ctf_clock_class *clock_class, |
| 343 | int64_t offset_s) |
| 344 | { |
| 345 | int ret = 0; |
| 346 | |
| 347 | if (!clock_class) { |
| 348 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 349 | ret = -1; |
| 350 | goto end; |
| 351 | } |
| 352 | |
| 353 | if (clock_class->frozen) { |
| 354 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 355 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 356 | ret = -1; |
| 357 | goto end; |
| 358 | } |
| 359 | |
| 360 | clock_class->offset_s = offset_s; |
| 361 | BT_LOGT("Set clock class's offset (seconds): " |
| 362 | "addr=%p, name=\"%s\", offset-s=%" PRId64, |
| 363 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 364 | offset_s); |
| 365 | end: |
| 366 | return ret; |
| 367 | } |
| 368 | |
| 369 | BT_HIDDEN |
| 370 | int bt_ctf_clock_class_get_offset_cycles(struct bt_ctf_clock_class *clock_class, |
| 371 | int64_t *offset) |
| 372 | { |
| 373 | int ret = 0; |
| 374 | |
| 375 | if (!clock_class || !offset) { |
| 376 | BT_LOGW("Invalid parameter: clock class or offset pointer is NULL: " |
| 377 | "clock-class-addr=%p, name=\"%s\", offset-addr=%p", |
| 378 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 379 | offset); |
| 380 | ret = -1; |
| 381 | goto end; |
| 382 | } |
| 383 | |
| 384 | *offset = clock_class->offset; |
| 385 | end: |
| 386 | return ret; |
| 387 | } |
| 388 | |
| 389 | BT_HIDDEN |
| 390 | int bt_ctf_clock_class_set_offset_cycles(struct bt_ctf_clock_class *clock_class, |
| 391 | int64_t offset) |
| 392 | { |
| 393 | int ret = 0; |
| 394 | |
| 395 | if (!clock_class) { |
| 396 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 397 | ret = -1; |
| 398 | goto end; |
| 399 | } |
| 400 | |
| 401 | if (clock_class->frozen) { |
| 402 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 403 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 404 | ret = -1; |
| 405 | goto end; |
| 406 | } |
| 407 | |
| 408 | clock_class->offset = offset; |
| 409 | BT_LOGT("Set clock class's offset (cycles): addr=%p, name=\"%s\", offset-cycles=%" PRId64, |
| 410 | clock_class, bt_ctf_clock_class_get_name(clock_class), offset); |
| 411 | end: |
| 412 | return ret; |
| 413 | } |
| 414 | |
| 415 | BT_HIDDEN |
| 416 | bt_ctf_bool bt_ctf_clock_class_is_absolute(struct bt_ctf_clock_class *clock_class) |
| 417 | { |
| 418 | int ret = -1; |
| 419 | |
| 420 | if (!clock_class) { |
| 421 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 422 | goto end; |
| 423 | } |
| 424 | |
| 425 | ret = clock_class->absolute; |
| 426 | end: |
| 427 | return ret; |
| 428 | } |
| 429 | |
| 430 | BT_HIDDEN |
| 431 | int bt_ctf_clock_class_set_is_absolute(struct bt_ctf_clock_class *clock_class, |
| 432 | bt_ctf_bool is_absolute) |
| 433 | { |
| 434 | int ret = 0; |
| 435 | |
| 436 | if (!clock_class) { |
| 437 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 438 | ret = -1; |
| 439 | goto end; |
| 440 | } |
| 441 | |
| 442 | if (clock_class->frozen) { |
| 443 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 444 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 445 | ret = -1; |
| 446 | goto end; |
| 447 | } |
| 448 | |
| 449 | clock_class->absolute = !!is_absolute; |
| 450 | BT_LOGT("Set clock class's absolute flag: addr=%p, name=\"%s\", is-absolute=%d", |
| 451 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 452 | is_absolute); |
| 453 | end: |
| 454 | return ret; |
| 455 | } |
| 456 | |
| 457 | BT_HIDDEN |
| 458 | const uint8_t *bt_ctf_clock_class_get_uuid( |
| 459 | struct bt_ctf_clock_class *clock_class) |
| 460 | { |
| 461 | const uint8_t *ret; |
| 462 | |
| 463 | if (!clock_class) { |
| 464 | BT_LOGW_STR("Invalid parameter: clock class is NULL."); |
| 465 | ret = NULL; |
| 466 | goto end; |
| 467 | } |
| 468 | |
| 469 | if (!clock_class->uuid_set) { |
| 470 | BT_LOGT("Clock class's UUID is not set: addr=%p, name=\"%s\"", |
| 471 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 472 | ret = NULL; |
| 473 | goto end; |
| 474 | } |
| 475 | |
| 476 | ret = clock_class->uuid; |
| 477 | end: |
| 478 | return ret; |
| 479 | } |
| 480 | |
| 481 | BT_HIDDEN |
| 482 | int bt_ctf_clock_class_set_uuid(struct bt_ctf_clock_class *clock_class, |
| 483 | const uint8_t *uuid) |
| 484 | { |
| 485 | int ret = 0; |
| 486 | |
| 487 | if (!clock_class || !uuid) { |
| 488 | BT_LOGW("Invalid parameter: clock class or UUID is NULL: " |
| 489 | "clock-class-addr=%p, name=\"%s\", uuid-addr=%p", |
| 490 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 491 | uuid); |
| 492 | ret = -1; |
| 493 | goto end; |
| 494 | } |
| 495 | |
| 496 | if (clock_class->frozen) { |
| 497 | BT_LOGW("Invalid parameter: clock class is frozen: addr=%p, name=\"%s\"", |
| 498 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 499 | ret = -1; |
| 500 | goto end; |
| 501 | } |
| 502 | |
| 503 | bt_uuid_copy(clock_class->uuid, uuid); |
| 504 | clock_class->uuid_set = 1; |
| 505 | BT_LOGT("Set clock class's UUID: addr=%p, name=\"%s\", uuid=\"" BT_UUID_FMT "\"", |
| 506 | clock_class, bt_ctf_clock_class_get_name(clock_class), |
| 507 | BT_UUID_FMT_VALUES(uuid)); |
| 508 | end: |
| 509 | return ret; |
| 510 | } |
| 511 | |
| 512 | BT_HIDDEN |
| 513 | void bt_ctf_clock_class_freeze(struct bt_ctf_clock_class *clock_class) |
| 514 | { |
| 515 | if (!clock_class || clock_class->frozen) { |
| 516 | return; |
| 517 | } |
| 518 | |
| 519 | BT_LOGD("Freezing clock class: addr=%p, name=\"%s\"", |
| 520 | clock_class, bt_ctf_clock_class_get_name(clock_class)); |
| 521 | clock_class->frozen = 1; |
| 522 | } |
| 523 | |
| 524 | static |
| 525 | void bt_ctf_clock_class_destroy(struct bt_ctf_object *obj) |
| 526 | { |
| 527 | struct bt_ctf_clock_class *clock_class; |
| 528 | |
| 529 | clock_class = container_of(obj, struct bt_ctf_clock_class, base); |
| 530 | BT_LOGD("Destroying clock class: addr=%p, name=\"%s\"", |
| 531 | obj, bt_ctf_clock_class_get_name(clock_class)); |
| 532 | |
| 533 | if (clock_class->name) { |
| 534 | g_string_free(clock_class->name, TRUE); |
| 535 | } |
| 536 | |
| 537 | if (clock_class->description) { |
| 538 | g_string_free(clock_class->description, TRUE); |
| 539 | } |
| 540 | |
| 541 | g_free(clock_class); |
| 542 | } |
| 543 | |
| 544 | BT_HIDDEN |
| 545 | int bt_ctf_clock_class_compare(struct bt_ctf_clock_class *clock_class_a, |
| 546 | struct bt_ctf_clock_class *clock_class_b) |
| 547 | { |
| 548 | int ret = 1; |
| 549 | BT_ASSERT_DBG(clock_class_a); |
| 550 | BT_ASSERT_DBG(clock_class_b); |
| 551 | |
| 552 | /* Name */ |
| 553 | if (strcmp(clock_class_a->name->str, clock_class_b->name->str) != 0) { |
| 554 | BT_LOGT("Clock classes differ: different names: " |
| 555 | "cc-a-name=\"%s\", cc-b-name=\"%s\"", |
| 556 | clock_class_a->name->str, |
| 557 | clock_class_b->name->str); |
| 558 | goto end; |
| 559 | } |
| 560 | |
| 561 | /* Description */ |
| 562 | if (clock_class_a->description) { |
| 563 | if (!clock_class_b->description) { |
| 564 | BT_LOGT_STR("Clock classes differ: clock class A has a " |
| 565 | "description, but clock class B does not."); |
| 566 | goto end; |
| 567 | } |
| 568 | |
| 569 | if (strcmp(clock_class_a->name->str, clock_class_b->name->str) |
| 570 | != 0) { |
| 571 | BT_LOGT("Clock classes differ: different descriptions: " |
| 572 | "cc-a-descr=\"%s\", cc-b-descr=\"%s\"", |
| 573 | clock_class_a->description->str, |
| 574 | clock_class_b->description->str); |
| 575 | goto end; |
| 576 | } |
| 577 | } else { |
| 578 | if (clock_class_b->description) { |
| 579 | BT_LOGT_STR("Clock classes differ: clock class A has " |
| 580 | "no description, but clock class B has one."); |
| 581 | goto end; |
| 582 | } |
| 583 | } |
| 584 | |
| 585 | /* Frequency */ |
| 586 | if (clock_class_a->frequency != clock_class_b->frequency) { |
| 587 | BT_LOGT("Clock classes differ: different frequencies: " |
| 588 | "cc-a-freq=%" PRIu64 ", cc-b-freq=%" PRIu64, |
| 589 | clock_class_a->frequency, |
| 590 | clock_class_b->frequency); |
| 591 | goto end; |
| 592 | } |
| 593 | |
| 594 | /* Precision */ |
| 595 | if (clock_class_a->precision != clock_class_b->precision) { |
| 596 | BT_LOGT("Clock classes differ: different precisions: " |
| 597 | "cc-a-freq=%" PRIu64 ", cc-b-freq=%" PRIu64, |
| 598 | clock_class_a->precision, |
| 599 | clock_class_b->precision); |
| 600 | goto end; |
| 601 | } |
| 602 | |
| 603 | /* Offset (seconds) */ |
| 604 | if (clock_class_a->offset_s != clock_class_b->offset_s) { |
| 605 | BT_LOGT("Clock classes differ: different offsets (seconds): " |
| 606 | "cc-a-offset-s=%" PRId64 ", cc-b-offset-s=%" PRId64, |
| 607 | clock_class_a->offset_s, |
| 608 | clock_class_b->offset_s); |
| 609 | goto end; |
| 610 | } |
| 611 | |
| 612 | /* Offset (cycles) */ |
| 613 | if (clock_class_a->offset != clock_class_b->offset) { |
| 614 | BT_LOGT("Clock classes differ: different offsets (cycles): " |
| 615 | "cc-a-offset-s=%" PRId64 ", cc-b-offset-s=%" PRId64, |
| 616 | clock_class_a->offset, |
| 617 | clock_class_b->offset); |
| 618 | goto end; |
| 619 | } |
| 620 | |
| 621 | /* UUIDs */ |
| 622 | if (clock_class_a->uuid_set) { |
| 623 | if (!clock_class_b->uuid_set) { |
| 624 | BT_LOGT_STR("Clock classes differ: clock class A has a " |
| 625 | "UUID, but clock class B does not."); |
| 626 | goto end; |
| 627 | } |
| 628 | |
| 629 | if (bt_uuid_compare(clock_class_a->uuid, clock_class_b->uuid) != 0) { |
| 630 | BT_LOGT("Clock classes differ: different UUIDs: " |
| 631 | "cc-a-uuid=\"" BT_UUID_FMT "\", " |
| 632 | "cc-b-uuid=\"" BT_UUID_FMT "\"", |
| 633 | BT_UUID_FMT_VALUES(clock_class_a->uuid), |
| 634 | BT_UUID_FMT_VALUES(clock_class_b->uuid)); |
| 635 | goto end; |
| 636 | } |
| 637 | } else { |
| 638 | if (clock_class_b->uuid_set) { |
| 639 | BT_LOGT_STR("Clock classes differ: clock class A has " |
| 640 | "no UUID, but clock class B has one."); |
| 641 | goto end; |
| 642 | } |
| 643 | } |
| 644 | |
| 645 | /* Absolute */ |
| 646 | if (!!clock_class_a->absolute != !!clock_class_b->absolute) { |
| 647 | BT_LOGT("Clock classes differ: one is absolute, the other " |
| 648 | "is not: cc-a-is-absolute=%d, cc-b-is-absolute=%d", |
| 649 | !!clock_class_a->absolute, |
| 650 | !!clock_class_b->absolute); |
| 651 | goto end; |
| 652 | } |
| 653 | |
| 654 | /* Equal */ |
| 655 | ret = 0; |
| 656 | |
| 657 | end: |
| 658 | return ret; |
| 659 | } |