| 1 | /* |
| 2 | * text.c |
| 3 | * |
| 4 | * Babeltrace CTF Text Output Plugin |
| 5 | * |
| 6 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 7 | * Copyright 2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 8 | * |
| 9 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 10 | * |
| 11 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 12 | * of this software and associated documentation files (the "Software"), to deal |
| 13 | * in the Software without restriction, including without limitation the rights |
| 14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 15 | * copies of the Software, and to permit persons to whom the Software is |
| 16 | * furnished to do so, subject to the following conditions: |
| 17 | * |
| 18 | * The above copyright notice and this permission notice shall be included in |
| 19 | * all copies or substantial portions of the Software. |
| 20 | * |
| 21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 27 | * SOFTWARE. |
| 28 | */ |
| 29 | |
| 30 | #include <babeltrace/plugin/plugin-macros.h> |
| 31 | #include <babeltrace/plugin/component.h> |
| 32 | #include <babeltrace/plugin/sink.h> |
| 33 | #include <babeltrace/plugin/notification/notification.h> |
| 34 | #include <babeltrace/plugin/notification/iterator.h> |
| 35 | #include <babeltrace/plugin/notification/event.h> |
| 36 | #include <babeltrace/values.h> |
| 37 | #include <babeltrace/compiler.h> |
| 38 | #include <stdio.h> |
| 39 | #include <stdbool.h> |
| 40 | #include <glib.h> |
| 41 | #include "text.h" |
| 42 | |
| 43 | #define PLUGIN_NAME "text" |
| 44 | |
| 45 | static |
| 46 | const char *plugin_options[] = { |
| 47 | "output-path", |
| 48 | "debug-info-dir", |
| 49 | "debug-info-target-prefix", |
| 50 | "debug-info-full-path", |
| 51 | "no-delta", |
| 52 | "clock-cycles", |
| 53 | "clock-seconds", |
| 54 | "clock-date", |
| 55 | "clock-gmt", |
| 56 | "name-default", /* show/hide */ |
| 57 | "name-payload", |
| 58 | "name-context", |
| 59 | "name-scope", |
| 60 | "name-header", |
| 61 | "field-default", /* show/hide */ |
| 62 | "field-trace", |
| 63 | "field-trace:hostname", |
| 64 | "field-trace:domain", |
| 65 | "field-trace:procname", |
| 66 | "field-trace:vpid", |
| 67 | "field-loglevel", |
| 68 | "field-emf", |
| 69 | }; |
| 70 | |
| 71 | static |
| 72 | void destroy_text_data(struct text_component *text) |
| 73 | { |
| 74 | (void) g_string_free(text->string, TRUE); |
| 75 | g_free(text->options.output_path); |
| 76 | g_free(text->options.debug_info_dir); |
| 77 | g_free(text->options.debug_info_target_prefix); |
| 78 | g_free(text); |
| 79 | } |
| 80 | |
| 81 | static |
| 82 | struct text_component *create_text(void) |
| 83 | { |
| 84 | struct text_component *text; |
| 85 | |
| 86 | text = g_new0(struct text_component, 1); |
| 87 | if (!text) { |
| 88 | goto end; |
| 89 | } |
| 90 | text->string = g_string_new(""); |
| 91 | if (!text->string) { |
| 92 | goto error; |
| 93 | } |
| 94 | end: |
| 95 | return text; |
| 96 | |
| 97 | error: |
| 98 | g_free(text); |
| 99 | return NULL; |
| 100 | } |
| 101 | |
| 102 | static |
| 103 | void destroy_text(struct bt_component *component) |
| 104 | { |
| 105 | void *data = bt_component_get_private_data(component); |
| 106 | |
| 107 | destroy_text_data(data); |
| 108 | } |
| 109 | |
| 110 | static |
| 111 | enum bt_component_status handle_notification(struct text_component *text, |
| 112 | struct bt_notification *notification) |
| 113 | { |
| 114 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
| 115 | |
| 116 | if (!text) { |
| 117 | ret = BT_COMPONENT_STATUS_ERROR; |
| 118 | goto end; |
| 119 | } |
| 120 | |
| 121 | switch (bt_notification_get_type(notification)) { |
| 122 | case BT_NOTIFICATION_TYPE_PACKET_START: |
| 123 | puts("<packet>"); |
| 124 | break; |
| 125 | case BT_NOTIFICATION_TYPE_PACKET_END: |
| 126 | puts("</packet>"); |
| 127 | break; |
| 128 | case BT_NOTIFICATION_TYPE_EVENT: |
| 129 | { |
| 130 | struct bt_ctf_event *event = bt_notification_event_get_event( |
| 131 | notification); |
| 132 | |
| 133 | if (!event) { |
| 134 | ret = BT_COMPONENT_STATUS_ERROR; |
| 135 | goto end; |
| 136 | } |
| 137 | ret = text_print_event(text, event); |
| 138 | bt_put(event); |
| 139 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 140 | goto end; |
| 141 | } |
| 142 | break; |
| 143 | } |
| 144 | case BT_NOTIFICATION_TYPE_STREAM_END: |
| 145 | puts("</stream>"); |
| 146 | break; |
| 147 | default: |
| 148 | puts("Unhandled notification type"); |
| 149 | } |
| 150 | end: |
| 151 | return ret; |
| 152 | } |
| 153 | |
| 154 | static |
| 155 | enum bt_component_status run(struct bt_component *component) |
| 156 | { |
| 157 | enum bt_component_status ret; |
| 158 | struct bt_notification *notification = NULL; |
| 159 | struct bt_notification_iterator *it; |
| 160 | struct text_component *text = bt_component_get_private_data(component); |
| 161 | |
| 162 | ret = bt_component_sink_get_input_iterator(component, 0, &it); |
| 163 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 164 | goto end; |
| 165 | } |
| 166 | |
| 167 | if (!text->processed_first_event) { |
| 168 | ret = bt_notification_iterator_next(it); |
| 169 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 170 | goto end; |
| 171 | } |
| 172 | } else { |
| 173 | text->processed_first_event = true; |
| 174 | } |
| 175 | |
| 176 | notification = bt_notification_iterator_get_notification(it); |
| 177 | if (!notification) { |
| 178 | ret = BT_COMPONENT_STATUS_ERROR; |
| 179 | goto end; |
| 180 | } |
| 181 | |
| 182 | ret = handle_notification(text, notification); |
| 183 | end: |
| 184 | bt_put(it); |
| 185 | bt_put(notification); |
| 186 | return ret; |
| 187 | } |
| 188 | |
| 189 | static |
| 190 | enum bt_component_status add_params_to_map(struct bt_value *plugin_opt_map) |
| 191 | { |
| 192 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
| 193 | unsigned int i; |
| 194 | |
| 195 | for (i = 0; i < BT_ARRAY_SIZE(plugin_options); i++) { |
| 196 | const char *key = plugin_options[i]; |
| 197 | enum bt_value_status status; |
| 198 | |
| 199 | status = bt_value_map_insert(plugin_opt_map, key, bt_value_null); |
| 200 | switch (status) { |
| 201 | case BT_VALUE_STATUS_OK: |
| 202 | break; |
| 203 | default: |
| 204 | ret = BT_COMPONENT_STATUS_ERROR; |
| 205 | goto end; |
| 206 | } |
| 207 | } |
| 208 | end: |
| 209 | return ret; |
| 210 | } |
| 211 | |
| 212 | static |
| 213 | bool check_param_exists(const char *key, struct bt_value *object, void *data) |
| 214 | { |
| 215 | struct text_component *text = data; |
| 216 | struct bt_value *plugin_opt_map = text->plugin_opt_map; |
| 217 | |
| 218 | if (!bt_value_map_get(plugin_opt_map, key)) { |
| 219 | fprintf(text->err, |
| 220 | "[warning] Parameter \"%s\" unknown to \"%s\" plugin\n", |
| 221 | key, PLUGIN_NAME); |
| 222 | } |
| 223 | return true; |
| 224 | } |
| 225 | |
| 226 | static |
| 227 | enum bt_component_status apply_one_string(const char *key, |
| 228 | struct bt_value *params, |
| 229 | char **option) |
| 230 | { |
| 231 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
| 232 | struct bt_value *value = NULL; |
| 233 | enum bt_value_status status; |
| 234 | const char *str; |
| 235 | |
| 236 | value = bt_value_map_get(params, key); |
| 237 | if (!value) { |
| 238 | goto end; |
| 239 | } |
| 240 | if (bt_value_is_null(value)) { |
| 241 | goto end; |
| 242 | } |
| 243 | status = bt_value_string_get(value, &str); |
| 244 | switch (status) { |
| 245 | case BT_VALUE_STATUS_OK: |
| 246 | break; |
| 247 | default: |
| 248 | ret = BT_COMPONENT_STATUS_ERROR; |
| 249 | goto end; |
| 250 | } |
| 251 | *option = g_strdup(str); |
| 252 | end: |
| 253 | bt_put(value); |
| 254 | return ret; |
| 255 | } |
| 256 | |
| 257 | static |
| 258 | enum bt_component_status apply_one_bool(const char *key, |
| 259 | struct bt_value *params, |
| 260 | bool *option, |
| 261 | bool *found) |
| 262 | { |
| 263 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
| 264 | struct bt_value *value = NULL; |
| 265 | enum bt_value_status status; |
| 266 | |
| 267 | value = bt_value_map_get(params, key); |
| 268 | if (!value) { |
| 269 | goto end; |
| 270 | } |
| 271 | status = bt_value_bool_get(value, option); |
| 272 | switch (status) { |
| 273 | case BT_VALUE_STATUS_OK: |
| 274 | break; |
| 275 | default: |
| 276 | ret = BT_COMPONENT_STATUS_ERROR; |
| 277 | goto end; |
| 278 | } |
| 279 | if (found) { |
| 280 | *found = true; |
| 281 | } |
| 282 | end: |
| 283 | bt_put(value); |
| 284 | return ret; |
| 285 | } |
| 286 | |
| 287 | static |
| 288 | enum bt_component_status apply_params(struct text_component *text, |
| 289 | struct bt_value *params) |
| 290 | { |
| 291 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
| 292 | enum bt_value_status status; |
| 293 | bool value, found; |
| 294 | char *str = NULL; |
| 295 | |
| 296 | text->plugin_opt_map = bt_value_map_create(); |
| 297 | if (!text->plugin_opt_map) { |
| 298 | ret = BT_COMPONENT_STATUS_ERROR; |
| 299 | goto end; |
| 300 | } |
| 301 | ret = add_params_to_map(text->plugin_opt_map); |
| 302 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 303 | goto end; |
| 304 | } |
| 305 | /* Report unknown parameters. */ |
| 306 | status = bt_value_map_foreach(params, check_param_exists, text); |
| 307 | switch (status) { |
| 308 | case BT_VALUE_STATUS_OK: |
| 309 | break; |
| 310 | default: |
| 311 | ret = BT_COMPONENT_STATUS_ERROR; |
| 312 | goto end; |
| 313 | } |
| 314 | /* Known parameters. */ |
| 315 | ret = apply_one_string("output-path", |
| 316 | params, |
| 317 | &text->options.output_path); |
| 318 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 319 | goto end; |
| 320 | } |
| 321 | |
| 322 | ret = apply_one_string("debug-info-dir", |
| 323 | params, |
| 324 | &text->options.debug_info_dir); |
| 325 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 326 | goto end; |
| 327 | } |
| 328 | |
| 329 | ret = apply_one_string("debug-info-target-prefix", |
| 330 | params, |
| 331 | &text->options.debug_info_target_prefix); |
| 332 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 333 | goto end; |
| 334 | } |
| 335 | |
| 336 | value = false; /* Default. */ |
| 337 | ret = apply_one_bool("debug-info-full-path", params, &value, NULL); |
| 338 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 339 | goto end; |
| 340 | } |
| 341 | text->options.debug_info_full_path = value; |
| 342 | |
| 343 | value = false; /* Default. */ |
| 344 | ret = apply_one_bool("no-delta", params, &value, NULL); |
| 345 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 346 | goto end; |
| 347 | } |
| 348 | text->options.print_delta_field = !value; /* Reverse logic. */ |
| 349 | |
| 350 | value = false; /* Default. */ |
| 351 | ret = apply_one_bool("clock-cycles", params, &value, NULL); |
| 352 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 353 | goto end; |
| 354 | } |
| 355 | text->options.print_timestamp_cycles = value; |
| 356 | |
| 357 | value = false; /* Default. */ |
| 358 | ret = apply_one_bool("clock-seconds", params, &value, NULL); |
| 359 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 360 | goto end; |
| 361 | } |
| 362 | text->options.clock_seconds = value; |
| 363 | |
| 364 | value = false; /* Default. */ |
| 365 | ret = apply_one_bool("clock-date", params, &value, NULL); |
| 366 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 367 | goto end; |
| 368 | } |
| 369 | text->options.clock_date = value; |
| 370 | |
| 371 | value = false; /* Default. */ |
| 372 | ret = apply_one_bool("clock-gmt", params, &value, NULL); |
| 373 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 374 | goto end; |
| 375 | } |
| 376 | text->options.clock_gmt = value; |
| 377 | |
| 378 | /* Names. */ |
| 379 | ret = apply_one_string("name-default", params, &str); |
| 380 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 381 | goto end; |
| 382 | } |
| 383 | if (!str) { |
| 384 | text->options.name_default = TEXT_DEFAULT_UNSET; |
| 385 | } else if (!strcmp(str, "show")) { |
| 386 | text->options.name_default = TEXT_DEFAULT_SHOW; |
| 387 | } else if (!strcmp(str, "hide")) { |
| 388 | text->options.name_default = TEXT_DEFAULT_HIDE; |
| 389 | } else { |
| 390 | ret = BT_COMPONENT_STATUS_ERROR; |
| 391 | goto end; |
| 392 | } |
| 393 | g_free(str); |
| 394 | str = NULL; |
| 395 | |
| 396 | switch (text->options.name_default) { |
| 397 | case TEXT_DEFAULT_UNSET: |
| 398 | text->options.print_payload_field_names = true; |
| 399 | text->options.print_context_field_names = true; |
| 400 | text->options.print_header_field_names = false; |
| 401 | text->options.print_scope_field_names = false; |
| 402 | break; |
| 403 | case TEXT_DEFAULT_SHOW: |
| 404 | text->options.print_payload_field_names = true; |
| 405 | text->options.print_context_field_names = true; |
| 406 | text->options.print_header_field_names = true; |
| 407 | text->options.print_scope_field_names = true; |
| 408 | break; |
| 409 | case TEXT_DEFAULT_HIDE: |
| 410 | text->options.print_payload_field_names = false; |
| 411 | text->options.print_context_field_names = false; |
| 412 | text->options.print_header_field_names = false; |
| 413 | text->options.print_scope_field_names = false; |
| 414 | break; |
| 415 | default: |
| 416 | ret = BT_COMPONENT_STATUS_ERROR; |
| 417 | goto end; |
| 418 | } |
| 419 | |
| 420 | value = false; |
| 421 | found = false; |
| 422 | ret = apply_one_bool("name-payload", params, &value, &found); |
| 423 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 424 | goto end; |
| 425 | } |
| 426 | if (found) { |
| 427 | text->options.print_payload_field_names = value; |
| 428 | } |
| 429 | |
| 430 | value = false; |
| 431 | found = false; |
| 432 | ret = apply_one_bool("name-context", params, &value, &found); |
| 433 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 434 | goto end; |
| 435 | } |
| 436 | if (found) { |
| 437 | text->options.print_context_field_names = value; |
| 438 | } |
| 439 | |
| 440 | value = false; |
| 441 | found = false; |
| 442 | ret = apply_one_bool("name-header", params, &value, &found); |
| 443 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 444 | goto end; |
| 445 | } |
| 446 | if (found) { |
| 447 | text->options.print_header_field_names = value; |
| 448 | } |
| 449 | |
| 450 | value = false; |
| 451 | found = false; |
| 452 | ret = apply_one_bool("name-scope", params, &value, &found); |
| 453 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 454 | goto end; |
| 455 | } |
| 456 | if (found) { |
| 457 | text->options.print_scope_field_names = value; |
| 458 | } |
| 459 | |
| 460 | /* Fields. */ |
| 461 | ret = apply_one_string("field-default", params, &str); |
| 462 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 463 | goto end; |
| 464 | } |
| 465 | if (!str) { |
| 466 | text->options.field_default = TEXT_DEFAULT_UNSET; |
| 467 | } else if (!strcmp(str, "show")) { |
| 468 | text->options.field_default = TEXT_DEFAULT_SHOW; |
| 469 | } else if (!strcmp(str, "hide")) { |
| 470 | text->options.field_default = TEXT_DEFAULT_HIDE; |
| 471 | } else { |
| 472 | ret = BT_COMPONENT_STATUS_ERROR; |
| 473 | goto end; |
| 474 | } |
| 475 | g_free(str); |
| 476 | str = NULL; |
| 477 | |
| 478 | switch (text->options.field_default) { |
| 479 | case TEXT_DEFAULT_UNSET: |
| 480 | text->options.print_trace_field = false; |
| 481 | text->options.print_trace_hostname_field = true; |
| 482 | text->options.print_trace_domain_field = false; |
| 483 | text->options.print_trace_procname_field = true; |
| 484 | text->options.print_trace_vpid_field = true; |
| 485 | text->options.print_loglevel_field = false; |
| 486 | text->options.print_emf_field = false; |
| 487 | text->options.print_emf_field = false; |
| 488 | break; |
| 489 | case TEXT_DEFAULT_SHOW: |
| 490 | text->options.print_trace_field = true; |
| 491 | text->options.print_trace_hostname_field = true; |
| 492 | text->options.print_trace_domain_field = true; |
| 493 | text->options.print_trace_procname_field = true; |
| 494 | text->options.print_trace_vpid_field = true; |
| 495 | text->options.print_loglevel_field = true; |
| 496 | text->options.print_emf_field = true; |
| 497 | text->options.print_emf_field = true; |
| 498 | break; |
| 499 | case TEXT_DEFAULT_HIDE: |
| 500 | text->options.print_trace_field = false; |
| 501 | text->options.print_trace_hostname_field = false; |
| 502 | text->options.print_trace_domain_field = false; |
| 503 | text->options.print_trace_procname_field = false; |
| 504 | text->options.print_trace_vpid_field = false; |
| 505 | text->options.print_loglevel_field = false; |
| 506 | text->options.print_emf_field = false; |
| 507 | text->options.print_emf_field = false; |
| 508 | break; |
| 509 | default: |
| 510 | ret = BT_COMPONENT_STATUS_ERROR; |
| 511 | goto end; |
| 512 | } |
| 513 | |
| 514 | value = false; |
| 515 | found = false; |
| 516 | ret = apply_one_bool("field-trace", params, &value, &found); |
| 517 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 518 | goto end; |
| 519 | } |
| 520 | if (found) { |
| 521 | text->options.print_trace_field = value; |
| 522 | } |
| 523 | |
| 524 | value = false; |
| 525 | found = false; |
| 526 | ret = apply_one_bool("field-trace:hostname", params, &value, &found); |
| 527 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 528 | goto end; |
| 529 | } |
| 530 | if (found) { |
| 531 | text->options.print_trace_hostname_field = value; |
| 532 | } |
| 533 | |
| 534 | value = false; |
| 535 | found = false; |
| 536 | ret = apply_one_bool("field-trace:domain", params, &value, &found); |
| 537 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 538 | goto end; |
| 539 | } |
| 540 | if (found) { |
| 541 | text->options.print_trace_domain_field = value; |
| 542 | } |
| 543 | |
| 544 | value = false; |
| 545 | found = false; |
| 546 | ret = apply_one_bool("field-trace:procname", params, &value, &found); |
| 547 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 548 | goto end; |
| 549 | } |
| 550 | if (found) { |
| 551 | text->options.print_trace_procname_field = value; |
| 552 | } |
| 553 | |
| 554 | value = false; |
| 555 | found = false; |
| 556 | ret = apply_one_bool("field-trace:vpid", params, &value, &found); |
| 557 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 558 | goto end; |
| 559 | } |
| 560 | if (found) { |
| 561 | text->options.print_trace_vpid_field = value; |
| 562 | } |
| 563 | |
| 564 | value = false; |
| 565 | found = false; |
| 566 | ret = apply_one_bool("field-loglevel", params, &value, &found); |
| 567 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 568 | goto end; |
| 569 | } |
| 570 | if (found) { |
| 571 | text->options.print_loglevel_field = value; |
| 572 | } |
| 573 | |
| 574 | value = false; |
| 575 | found = false; |
| 576 | ret = apply_one_bool("field-emf", params, &value, &found); |
| 577 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 578 | goto end; |
| 579 | } |
| 580 | if (found) { |
| 581 | text->options.print_emf_field = value; |
| 582 | } |
| 583 | |
| 584 | value = false; |
| 585 | found = false; |
| 586 | ret = apply_one_bool("field-emf", params, &value, &found); |
| 587 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 588 | goto end; |
| 589 | } |
| 590 | if (found) { |
| 591 | text->options.print_emf_field = value; |
| 592 | } |
| 593 | |
| 594 | end: |
| 595 | bt_put(text->plugin_opt_map); |
| 596 | text->plugin_opt_map = NULL; |
| 597 | g_free(str); |
| 598 | return ret; |
| 599 | } |
| 600 | |
| 601 | static |
| 602 | enum bt_component_status text_component_init( |
| 603 | struct bt_component *component, struct bt_value *params) |
| 604 | { |
| 605 | enum bt_component_status ret; |
| 606 | struct text_component *text = create_text(); |
| 607 | |
| 608 | if (!text) { |
| 609 | ret = BT_COMPONENT_STATUS_NOMEM; |
| 610 | goto end; |
| 611 | } |
| 612 | |
| 613 | text->out = stdout; |
| 614 | text->err = stderr; |
| 615 | |
| 616 | ret = apply_params(text, params); |
| 617 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 618 | goto error; |
| 619 | } |
| 620 | |
| 621 | ret = bt_component_set_destroy_cb(component, |
| 622 | destroy_text); |
| 623 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 624 | goto error; |
| 625 | } |
| 626 | |
| 627 | ret = bt_component_set_private_data(component, text); |
| 628 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 629 | goto error; |
| 630 | } |
| 631 | |
| 632 | ret = bt_component_sink_set_consume_cb(component, |
| 633 | run); |
| 634 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 635 | goto error; |
| 636 | } |
| 637 | end: |
| 638 | return ret; |
| 639 | error: |
| 640 | destroy_text_data(text); |
| 641 | return ret; |
| 642 | } |
| 643 | |
| 644 | /* Initialize plug-in entry points. */ |
| 645 | BT_PLUGIN_NAME("text"); |
| 646 | BT_PLUGIN_DESCRIPTION("Babeltrace text output plug-in."); |
| 647 | BT_PLUGIN_AUTHOR("Jérémie Galarneau"); |
| 648 | BT_PLUGIN_LICENSE("MIT"); |
| 649 | |
| 650 | BT_PLUGIN_COMPONENT_CLASSES_BEGIN |
| 651 | BT_PLUGIN_SINK_COMPONENT_CLASS_ENTRY(PLUGIN_NAME, |
| 652 | "Formats CTF-IR to text. Formerly known as ctf-text.", |
| 653 | text_component_init) |
| 654 | BT_PLUGIN_COMPONENT_CLASSES_END |