lib/lib-logging.c

   1 /*
   2  * Copyright 2018 Philippe Proulx <pproulx@efficios.com>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to deal
   6  * in the Software without restriction, including without limitation the rights
   7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  * copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 #define BT_LOG_TAG "LIB-LOGGING"
  24
  25 #include <stdarg.h>
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29 #include <inttypes.h>
  30 #include <stdint.h>
  31 #include <wchar.h>
  32 #include <glib.h>
  33 #include <babeltrace/lib-logging-internal.h>
  34 #include <babeltrace/assert-pre-internal.h>
  35 #include <babeltrace/common-internal.h>
  36 #include <babeltrace/lib-logging-internal.h>
  37 #include <babeltrace/value-internal.h>
  38 #include <babeltrace/value-internal.h>
  39 #include <babeltrace/object-pool-internal.h>
  40 #include <babeltrace/trace-ir/field-class-internal.h>
  41 #include <babeltrace/trace-ir/field-internal.h>
  42 #include <babeltrace/trace-ir/event-class-internal.h>
  43 #include <babeltrace/trace-ir/event-const.h>
  44 #include <babeltrace/trace-ir/event-internal.h>
  45 #include <babeltrace/trace-ir/packet-const.h>
  46 #include <babeltrace/trace-ir/packet-internal.h>
  47 #include <babeltrace/trace-ir/stream-class-internal.h>
  48 #include <babeltrace/trace-ir/stream-internal.h>
  49 #include <babeltrace/trace-ir/stream-const.h>
  50 #include <babeltrace/trace-ir/trace-internal.h>
  51 #include <babeltrace/trace-ir/trace-class-internal.h>
  52 #include <babeltrace/trace-ir/clock-class-internal.h>
  53 #include <babeltrace/trace-ir/clock-snapshot-internal.h>
  54 #include <babeltrace/trace-ir/field-path-internal.h>
  55 #include <babeltrace/trace-ir/utils-internal.h>
  56 #include <babeltrace/graph/component-class-internal.h>
  57 #include <babeltrace/graph/component-class-sink-colander-internal.h>
  58 #include <babeltrace/graph/component-filter-internal.h>
  59 #include <babeltrace/graph/component-internal.h>
  60 #include <babeltrace/graph/component-sink-internal.h>
  61 #include <babeltrace/graph/component-source-internal.h>
  62 #include <babeltrace/graph/connection-internal.h>
  63 #include <babeltrace/graph/graph-internal.h>
  64 #include <babeltrace/graph/message-event-internal.h>
  65 #include <babeltrace/graph/message-message-iterator-inactivity-internal.h>
  66 #include <babeltrace/graph/message-internal.h>
  67 #include <babeltrace/graph/message-iterator-internal.h>
  68 #include <babeltrace/graph/message-packet-internal.h>
  69 #include <babeltrace/graph/message-stream-internal.h>
  70 #include <babeltrace/graph/message-stream-activity-internal.h>
  71 #include <babeltrace/graph/message-discarded-items-internal.h>
  72 #include <babeltrace/graph/port-internal.h>
  73 #include <babeltrace/plugin/plugin-internal.h>
  74 #include <babeltrace/plugin/plugin-so-internal.h>
  75
  76 #define LIB_LOGGING_BUF_SIZE    (4096 * 4)
  77
  78 static __thread char lib_logging_buf[LIB_LOGGING_BUF_SIZE];
  79
  80 #define BUF_APPEND(_fmt, ...)                                           \
  81         do {                                                            \
  82                 int _count;                                             \
  83                 size_t _size = LIB_LOGGING_BUF_SIZE -                   \
  84                                 (size_t) (*buf_ch - lib_logging_buf);   \
  85                 _count = snprintf(*buf_ch, _size, (_fmt), __VA_ARGS__); \
  86                 BT_ASSERT(_count >= 0);                                 \
  87                 *buf_ch += MIN(_count, _size);                          \
  88                 if (*buf_ch >= lib_logging_buf + LIB_LOGGING_BUF_SIZE - 1) { \
  89                         return;                                         \
  90                 }                                                       \
  91         } while (0)
  92
  93 #define BUF_APPEND_UUID(_uuid)                                          \
  94         do {                                                            \
  95                 BUF_APPEND(", %suuid=", prefix);                        \
  96                 format_uuid(buf_ch, (_uuid));                           \
  97         } while (0)
  98
  99 #define PRFIELD(_expr)  prefix, (_expr)
 100
 101 #define PRFIELD_GSTRING(_expr)  PRFIELD((_expr) ? (_expr)->str : NULL)
 102
 103 #define TMP_PREFIX_LEN 64
 104 #define SET_TMP_PREFIX(_prefix2)                                        \
 105         do {                                                            \
 106                 strncpy(tmp_prefix, prefix, TMP_PREFIX_LEN);            \
 107                 strncat(tmp_prefix, (_prefix2), TMP_PREFIX_LEN);        \
 108         } while (0)
 109
 110 static inline void format_component(char **buf_ch, bool extended,
 111                 const char *prefix, const struct bt_component *component);
 112
 113 static inline void format_port(char **buf_ch, bool extended,
 114                 const char *prefix, const struct bt_port *port);
 115
 116 static inline void format_connection(char **buf_ch, bool extended,
 117                 const char *prefix, const struct bt_connection *connection);
 118
 119 static inline void format_clock_snapshot(char **buf_ch, bool extended,
 120                 const char *prefix, const struct bt_clock_snapshot *clock_snapshot);
 121
 122 static inline void format_field_path(char **buf_ch, bool extended,
 123                 const char *prefix, const struct bt_field_path *field_path);
 124
 125 static inline void format_object(char **buf_ch, bool extended,
 126                 const char *prefix, const struct bt_object *obj)
 127 {
 128         BUF_APPEND(", %sref-count=%llu", prefix, obj->ref_count);
 129 }
 130
 131 static inline void format_uuid(char **buf_ch, bt_uuid uuid)
 132 {
 133         BUF_APPEND("\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"",
 134                 (unsigned int) uuid[0],
 135                 (unsigned int) uuid[1],
 136                 (unsigned int) uuid[2],
 137                 (unsigned int) uuid[3],
 138                 (unsigned int) uuid[4],
 139                 (unsigned int) uuid[5],
 140                 (unsigned int) uuid[6],
 141                 (unsigned int) uuid[7],
 142                 (unsigned int) uuid[8],
 143                 (unsigned int) uuid[9],
 144                 (unsigned int) uuid[10],
 145                 (unsigned int) uuid[11],
 146                 (unsigned int) uuid[12],
 147                 (unsigned int) uuid[13],
 148                 (unsigned int) uuid[14],
 149                 (unsigned int) uuid[15]);
 150 }
 151
 152 static inline void format_object_pool(char **buf_ch, bool extended,
 153                 const char *prefix, const struct bt_object_pool *pool)
 154 {
 155         BUF_APPEND(", %ssize=%zu", PRFIELD(pool->size));
 156
 157         if (pool->objects) {
 158                 BUF_APPEND(", %scap=%u", PRFIELD(pool->objects->len));
 159         }
 160 }
 161
 162 static inline void format_integer_field_class(char **buf_ch,
 163                 bool extended, const char *prefix,
 164                 const struct bt_field_class *field_class)
 165 {
 166         const struct bt_field_class_integer *int_fc =
 167                 (const void *) field_class;
 168
 169         BUF_APPEND(", %srange-size=%" PRIu64 ", %sbase=%s",
 170                 PRFIELD(int_fc->range),
 171                 PRFIELD(bt_common_field_class_integer_preferred_display_base_string(int_fc->base)));
 172 }
 173
 174 static inline void format_array_field_class(char **buf_ch,
 175                 bool extended, const char *prefix,
 176                 const struct bt_field_class *field_class)
 177 {
 178         const struct bt_field_class_array *array_fc =
 179                 (const void *) field_class;
 180
 181         BUF_APPEND(", %selement-fc-addr=%p, %selement-fc-type=%s",
 182                 PRFIELD(array_fc->element_fc),
 183                 PRFIELD(bt_common_field_class_type_string(array_fc->element_fc->type)));
 184 }
 185
 186 static inline void format_field_class(char **buf_ch, bool extended,
 187                 const char *prefix, const struct bt_field_class *field_class)
 188 {
 189         char tmp_prefix[TMP_PREFIX_LEN];
 190
 191         BUF_APPEND(", %stype=%s",
 192                 PRFIELD(bt_common_field_class_type_string(field_class->type)));
 193
 194         if (extended) {
 195                 BUF_APPEND(", %sis-frozen=%d", PRFIELD(field_class->frozen));
 196                 BUF_APPEND(", %sis-part-of-trace-class=%d",
 197                         PRFIELD(field_class->part_of_trace_class));
 198         } else {
 199                 return;
 200         }
 201
 202         switch (field_class->type) {
 203         case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER:
 204         case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER:
 205         {
 206                 format_integer_field_class(buf_ch, extended, prefix, field_class);
 207                 break;
 208         }
 209         case BT_FIELD_CLASS_TYPE_REAL:
 210         {
 211                 const struct bt_field_class_real *real_fc = (void *) field_class;
 212
 213                 BUF_APPEND(", %sis-single-precision=%d",
 214                         PRFIELD(real_fc->is_single_precision));
 215                 break;
 216         }
 217         case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION:
 218         case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION:
 219         {
 220                 const struct bt_field_class_enumeration *enum_fc =
 221                         (const void *) field_class;
 222
 223                 format_integer_field_class(buf_ch, extended, prefix, field_class);
 224                 BUF_APPEND(", %smapping-count=%u",
 225                         PRFIELD(enum_fc->mappings->len));
 226                 break;
 227         }
 228         case BT_FIELD_CLASS_TYPE_STRUCTURE:
 229         {
 230                 const struct bt_field_class_structure *struct_fc =
 231                         (const void *) field_class;
 232
 233                 if (struct_fc->common.named_fcs) {
 234                         BUF_APPEND(", %smember-count=%u",
 235                                 PRFIELD(struct_fc->common.named_fcs->len));
 236                 }
 237
 238                 break;
 239         }
 240         case BT_FIELD_CLASS_TYPE_STATIC_ARRAY:
 241         {
 242                 const struct bt_field_class_static_array *array_fc =
 243                         (const void *) field_class;
 244
 245                 format_array_field_class(buf_ch, extended, prefix, field_class);
 246                 BUF_APPEND(", %slength=%" PRIu64, PRFIELD(array_fc->length));
 247                 break;
 248         }
 249         case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY:
 250         {
 251                 const struct bt_field_class_dynamic_array *array_fc =
 252                         (const void *) field_class;
 253
 254                 format_array_field_class(buf_ch, extended, prefix, field_class);
 255
 256                 if (array_fc->length_fc) {
 257                         SET_TMP_PREFIX("length-fc-");
 258                         format_field_class(buf_ch, extended, tmp_prefix,
 259                                 array_fc->length_fc);
 260                 }
 261
 262                 if (array_fc->length_field_path) {
 263                         SET_TMP_PREFIX("length-field-path-");
 264                         format_field_path(buf_ch, extended, tmp_prefix,
 265                                 array_fc->length_field_path);
 266                 }
 267
 268                 break;
 269         }
 270         case BT_FIELD_CLASS_TYPE_VARIANT:
 271         {
 272                 const struct bt_field_class_variant *var_fc =
 273                         (const void *) field_class;
 274
 275                 if (var_fc->common.named_fcs) {
 276                         BUF_APPEND(", %soption-count=%u",
 277                                 PRFIELD(var_fc->common.named_fcs->len));
 278                 }
 279
 280                 if (var_fc->selector_fc) {
 281                         SET_TMP_PREFIX("selector-fc-");
 282                         format_field_class(buf_ch, extended, tmp_prefix,
 283                                 var_fc->selector_fc);
 284                 }
 285
 286                 if (var_fc->selector_field_path) {
 287                         SET_TMP_PREFIX("selector-field-path-");
 288                         format_field_path(buf_ch, extended, tmp_prefix,
 289                                 var_fc->selector_field_path);
 290                 }
 291
 292                 break;
 293         }
 294         default:
 295                 break;
 296         }
 297 }
 298
 299 static inline void format_field_integer_extended(char **buf_ch,
 300                 const char *prefix, const struct bt_field *field)
 301 {
 302         const struct bt_field_integer *integer = (void *) field;
 303         const struct bt_field_class_integer *field_class =
 304                 (void *) field->class;
 305         const char *fmt = NULL;
 306
 307         BT_ASSERT(field_class);
 308
 309         if (field_class->base == BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL) {
 310                 fmt = ", %svalue=%" PRIo64;
 311         } else if (field_class->base == BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL) {
 312                 fmt = ", %svalue=%" PRIx64;
 313         }
 314
 315         if (field_class->common.type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER ||
 316                         field_class->common.type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION) {
 317                 if (!fmt) {
 318                         fmt = ", %svalue=%" PRId64;
 319                 }
 320
 321                 BUF_APPEND(fmt, PRFIELD(integer->value.i));
 322         } else {
 323                 if (!fmt) {
 324                         fmt = ", %svalue=%" PRIu64;
 325                 }
 326
 327                 BUF_APPEND(fmt, PRFIELD(integer->value.u));
 328         }
 329 }
 330
 331 static inline void format_field(char **buf_ch, bool extended,
 332                 const char *prefix, const struct bt_field *field)
 333 {
 334         BUF_APPEND(", %sis-set=%d", PRFIELD(field->is_set));
 335
 336         if (extended) {
 337                 BUF_APPEND(", %sis-frozen=%d", PRFIELD(field->frozen));
 338         }
 339
 340         BUF_APPEND(", %sclass-addr=%p", PRFIELD(field->class));
 341
 342         if (!field->class) {
 343                 return;
 344         }
 345
 346         BUF_APPEND(", %sclass-type=%s",
 347                 PRFIELD(bt_common_field_class_type_string(field->class->type)));
 348
 349         if (!extended || !field->is_set) {
 350                 return;
 351         }
 352
 353         switch (field->class->type) {
 354         case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER:
 355         case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER:
 356         case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION:
 357         case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION:
 358         {
 359                 format_field_integer_extended(buf_ch, prefix, field);
 360                 break;
 361         }
 362         case BT_FIELD_CLASS_TYPE_REAL:
 363         {
 364                 const struct bt_field_real *real_field = (const void *) field;
 365
 366                 BUF_APPEND(", %svalue=%f", PRFIELD(real_field->value));
 367                 break;
 368         }
 369         case BT_FIELD_CLASS_TYPE_STRING:
 370         {
 371                 const struct bt_field_string *str = (const void *) field;
 372
 373                 if (str->buf) {
 374                         BT_ASSERT(str->buf->data);
 375                         BUF_APPEND(", %spartial-value=\"%.32s\"",
 376                                 PRFIELD(str->buf->data));
 377                 }
 378
 379                 break;
 380         }
 381         case BT_FIELD_CLASS_TYPE_STATIC_ARRAY:
 382         case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY:
 383         {
 384                 const struct bt_field_array *array_field = (const void *) field;
 385
 386                 BUF_APPEND(", %slength=%" PRIu64, PRFIELD(array_field->length));
 387
 388                 if (array_field->fields) {
 389                         BUF_APPEND(", %sallocated-length=%u",
 390                                 PRFIELD(array_field->fields->len));
 391                 }
 392
 393                 break;
 394         }
 395         case BT_FIELD_CLASS_TYPE_VARIANT:
 396         {
 397                 const struct bt_field_variant *var_field = (const void *) field;
 398
 399                 BUF_APPEND(", %sselected-field-index=%" PRIu64,
 400                         PRFIELD(var_field->selected_index));
 401                 break;
 402         }
 403         default:
 404                 break;
 405         }
 406 }
 407
 408 static inline void format_field_path(char **buf_ch, bool extended,
 409                 const char *prefix, const struct bt_field_path *field_path)
 410 {
 411         uint64_t i;
 412
 413         if (field_path->items) {
 414                 BT_ASSERT(field_path->items);
 415                 BUF_APPEND(", %sitem-count=%u",
 416                         PRFIELD(field_path->items->len));
 417         }
 418
 419         if (!extended || !field_path->items) {
 420                 return;
 421         }
 422
 423         BUF_APPEND(", %spath=[%s",
 424                 PRFIELD(bt_common_scope_string(field_path->root)));
 425
 426         for (i = 0; i < bt_field_path_get_item_count(field_path); i++) {
 427                 const struct bt_field_path_item *fp_item =
 428                         bt_field_path_borrow_item_by_index_const(field_path, i);
 429
 430                 switch (bt_field_path_item_get_type(fp_item)) {
 431                 case BT_FIELD_PATH_ITEM_TYPE_INDEX:
 432                         BUF_APPEND(", %" PRIu64,
 433                                 bt_field_path_item_index_get_index(fp_item));
 434                         break;
 435                 case BT_FIELD_PATH_ITEM_TYPE_CURRENT_ARRAY_ELEMENT:
 436                         BUF_APPEND("%s", ", <CUR>");
 437                         break;
 438                 default:
 439                         abort();
 440                 }
 441         }
 442
 443         BUF_APPEND("%s", "]");
 444 }
 445
 446 static inline void format_trace_class(char **buf_ch, bool extended,
 447                 const char *prefix, const struct bt_trace_class *trace_class)
 448 {
 449         if (trace_class->name.value) {
 450                 BUF_APPEND(", %sname=\"%s\"",
 451                         PRFIELD(trace_class->name.value));
 452         }
 453
 454         if (!extended) {
 455                 return;
 456         }
 457
 458         BUF_APPEND(", %sis-frozen=%d", PRFIELD(trace_class->frozen));
 459
 460         if (trace_class->uuid.value) {
 461                 BUF_APPEND_UUID(trace_class->uuid.value);
 462         }
 463
 464         if (trace_class->stream_classes) {
 465                 BUF_APPEND(", %sstream-class-count=%u",
 466                         PRFIELD(trace_class->stream_classes->len));
 467         }
 468
 469         BUF_APPEND(", %sassigns-auto-sc-id=%d",
 470                 PRFIELD(trace_class->assigns_automatic_stream_class_id));
 471 }
 472
 473 static inline void format_trace(char **buf_ch, bool extended,
 474                 const char *prefix, const struct bt_trace *trace)
 475 {
 476         char tmp_prefix[TMP_PREFIX_LEN];
 477
 478         if (trace->name.value) {
 479                 BUF_APPEND(", %sname=\"%s\"", PRFIELD(trace->name.value));
 480         }
 481
 482         if (!extended) {
 483                 return;
 484         }
 485
 486         BUF_APPEND(", %sis-frozen=%d", PRFIELD(trace->frozen));
 487
 488         if (trace->streams) {
 489                 BUF_APPEND(", %sstream-count=%u",
 490                         PRFIELD(trace->streams->len));
 491         }
 492
 493         if (!trace->class) {
 494                 return;
 495         }
 496
 497         BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace->class));
 498         SET_TMP_PREFIX("trace-class-");
 499         format_trace_class(buf_ch, false, tmp_prefix, trace->class);
 500 }
 501
 502 static inline void format_stream_class(char **buf_ch, bool extended,
 503                 const char *prefix,
 504                 const struct bt_stream_class *stream_class)
 505 {
 506         const struct bt_trace_class *trace_class;
 507         char tmp_prefix[TMP_PREFIX_LEN];
 508
 509         BUF_APPEND(", %sid=%" PRIu64, PRFIELD(stream_class->id));
 510
 511         if (stream_class->name.value) {
 512                 BUF_APPEND(", %sname=\"%s\"",
 513                         PRFIELD(stream_class->name.value));
 514         }
 515
 516         if (!extended) {
 517                 return;
 518         }
 519
 520         BUF_APPEND(", %sis-frozen=%d", PRFIELD(stream_class->frozen));
 521
 522         if (stream_class->event_classes) {
 523                 BUF_APPEND(", %sevent-class-count=%u",
 524                         PRFIELD(stream_class->event_classes->len));
 525         }
 526
 527         BUF_APPEND(", %spacket-context-fc-addr=%p, "
 528                 "%sevent-common-context-fc-addr=%p",
 529                 PRFIELD(stream_class->packet_context_fc),
 530                 PRFIELD(stream_class->event_common_context_fc));
 531         trace_class = bt_stream_class_borrow_trace_class_inline(stream_class);
 532         if (!trace_class) {
 533                 return;
 534         }
 535
 536         BUF_APPEND(", %sassigns-auto-ec-id=%d, %sassigns-auto-stream-id=%d",
 537                 PRFIELD(stream_class->assigns_automatic_event_class_id),
 538                 PRFIELD(stream_class->assigns_automatic_stream_id));
 539         BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
 540         SET_TMP_PREFIX("trace-class-");
 541         format_trace_class(buf_ch, false, tmp_prefix, trace_class);
 542         SET_TMP_PREFIX("pcf-pool-");
 543         format_object_pool(buf_ch, extended, tmp_prefix,
 544                 &stream_class->packet_context_field_pool);
 545 }
 546
 547 static inline void format_event_class(char **buf_ch, bool extended,
 548                 const char *prefix, const struct bt_event_class *event_class)
 549 {
 550         const struct bt_stream_class *stream_class;
 551         const struct bt_trace_class *trace_class;
 552         char tmp_prefix[TMP_PREFIX_LEN];
 553
 554         BUF_APPEND(", %sid=%" PRIu64, PRFIELD(event_class->id));
 555
 556         if (event_class->name.value) {
 557                 BUF_APPEND(", %sname=\"%s\"",
 558                         PRFIELD(event_class->name.value));
 559         }
 560
 561         if (!extended) {
 562                 return;
 563         }
 564
 565         BUF_APPEND(", %sis-frozen=%d", PRFIELD(event_class->frozen));
 566
 567         if (event_class->log_level.base.avail) {
 568                 BUF_APPEND(", %slog-level=%s",
 569                         PRFIELD(bt_common_event_class_log_level_string(
 570                                 (int) event_class->log_level.value)));
 571         }
 572
 573         if (event_class->emf_uri.value) {
 574                 BUF_APPEND(", %semf-uri=\"%s\"",
 575                         PRFIELD(event_class->emf_uri.value));
 576         }
 577
 578         BUF_APPEND(", %sspecific-context-fc-addr=%p, %spayload-fc-addr=%p",
 579                 PRFIELD(event_class->specific_context_fc),
 580                 PRFIELD(event_class->payload_fc));
 581
 582         stream_class = bt_event_class_borrow_stream_class_const(event_class);
 583         if (!stream_class) {
 584                 return;
 585         }
 586
 587         BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
 588         SET_TMP_PREFIX("stream-class-");
 589         format_stream_class(buf_ch, false, tmp_prefix, stream_class);
 590         trace_class = bt_stream_class_borrow_trace_class_inline(stream_class);
 591         if (!trace_class) {
 592                 return;
 593         }
 594
 595         BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
 596         SET_TMP_PREFIX("trace-class-");
 597         format_trace_class(buf_ch, false, tmp_prefix, trace_class);
 598         SET_TMP_PREFIX("event-pool-");
 599         format_object_pool(buf_ch, extended, tmp_prefix,
 600                 &event_class->event_pool);
 601 }
 602
 603 static inline void format_stream(char **buf_ch, bool extended,
 604                 const char *prefix, const struct bt_stream *stream)
 605 {
 606         const struct bt_stream_class *stream_class;
 607         const struct bt_trace_class *trace_class = NULL;
 608         const struct bt_trace *trace = NULL;
 609         char tmp_prefix[TMP_PREFIX_LEN];
 610
 611         BUF_APPEND(", %sid=%" PRIu64, PRFIELD(stream->id));
 612
 613         if (stream->name.value) {
 614                 BUF_APPEND(", %sname=\"%s\"", PRFIELD(stream->name.value));
 615         }
 616
 617         if (!extended) {
 618                 return;
 619         }
 620
 621         stream_class = bt_stream_borrow_class_const(stream);
 622         if (stream_class) {
 623                 BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
 624                 SET_TMP_PREFIX("stream-class-");
 625                 format_stream_class(buf_ch, false, tmp_prefix, stream_class);
 626                 trace_class = bt_stream_class_borrow_trace_class_inline(stream_class);
 627         }
 628
 629         if (trace_class) {
 630                 BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
 631                 SET_TMP_PREFIX("trace-class-");
 632                 format_trace_class(buf_ch, false, tmp_prefix, trace_class);
 633         }
 634
 635         trace = bt_stream_borrow_trace_inline(stream);
 636         if (trace) {
 637                 BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
 638                 SET_TMP_PREFIX("trace-");
 639                 format_trace(buf_ch, false, tmp_prefix, trace);
 640         }
 641
 642         SET_TMP_PREFIX("packet-pool-");
 643         format_object_pool(buf_ch, extended, tmp_prefix, &stream->packet_pool);
 644 }
 645
 646 static inline void format_packet(char **buf_ch, bool extended,
 647                 const char *prefix, const struct bt_packet *packet)
 648 {
 649         const struct bt_stream *stream;
 650         const struct bt_trace_class *trace_class;
 651         char tmp_prefix[TMP_PREFIX_LEN];
 652
 653         if (!extended) {
 654                 return;
 655         }
 656
 657         BUF_APPEND(", %sis-frozen=%d, %scontext-field-addr=%p",
 658                 PRFIELD(packet->frozen),
 659                 PRFIELD(packet->context_field ? packet->context_field->field : NULL));
 660         stream = bt_packet_borrow_stream_const(packet);
 661         if (!stream) {
 662                 return;
 663         }
 664
 665         BUF_APPEND(", %sstream-addr=%p", PRFIELD(stream));
 666         SET_TMP_PREFIX("stream-");
 667         format_stream(buf_ch, false, tmp_prefix, stream);
 668         trace_class = (const struct bt_trace_class *) bt_object_borrow_parent(&stream->base);
 669         if (!trace_class) {
 670                 return;
 671         }
 672
 673         BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
 674         SET_TMP_PREFIX("trace-class-");
 675         format_trace_class(buf_ch, false, tmp_prefix, trace_class);
 676 }
 677
 678 static inline void format_event(char **buf_ch, bool extended,
 679                 const char *prefix, const struct bt_event *event)
 680 {
 681         const struct bt_packet *packet;
 682         const struct bt_stream *stream;
 683         const struct bt_trace_class *trace_class;
 684         const struct bt_stream_class *stream_class;
 685         char tmp_prefix[TMP_PREFIX_LEN];
 686
 687         if (!extended) {
 688                 return;
 689         }
 690
 691         BUF_APPEND(", %sis-frozen=%d, "
 692                 "%scommon-context-field-addr=%p, "
 693                 "%sspecific-context-field-addr=%p, "
 694                 "%spayload-field-addr=%p, ",
 695                 PRFIELD(event->frozen),
 696                 PRFIELD(event->common_context_field),
 697                 PRFIELD(event->specific_context_field),
 698                 PRFIELD(event->payload_field));
 699         BUF_APPEND(", %sevent-class-addr=%p", PRFIELD(event->class));
 700
 701         if (!event->class) {
 702                 return;
 703         }
 704
 705         SET_TMP_PREFIX("event-class-");
 706         format_event_class(buf_ch, false, tmp_prefix, event->class);
 707         stream_class = bt_event_class_borrow_stream_class(event->class);
 708         if (stream_class) {
 709                 BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
 710                 SET_TMP_PREFIX("stream-class-");
 711                 format_stream_class(buf_ch, false, tmp_prefix,
 712                         stream_class);
 713
 714                 trace_class = bt_stream_class_borrow_trace_class_inline(
 715                         stream_class);
 716                 if (trace_class) {
 717                         BUF_APPEND(", %strace-class-addr=%p",
 718                                 PRFIELD(trace_class));
 719                         SET_TMP_PREFIX("trace-class-");
 720                         format_trace_class(buf_ch, false, tmp_prefix,
 721                                 trace_class);
 722                 }
 723         }
 724
 725         packet = bt_event_borrow_packet_const(event);
 726         if (!packet) {
 727                 return;
 728         }
 729
 730         BUF_APPEND(", %spacket-addr=%p", PRFIELD(packet));
 731         SET_TMP_PREFIX("packet-");
 732         format_packet(buf_ch, false, tmp_prefix, packet);
 733         stream = bt_packet_borrow_stream_const(packet);
 734         if (!stream) {
 735                 return;
 736         }
 737
 738         BUF_APPEND(", %sstream-addr=%p", PRFIELD(stream));
 739         SET_TMP_PREFIX("stream-");
 740         format_stream(buf_ch, false, tmp_prefix, stream);
 741 }
 742
 743 static inline void format_clock_class(char **buf_ch, bool extended,
 744                 const char *prefix, const struct bt_clock_class *clock_class)
 745 {
 746         char tmp_prefix[TMP_PREFIX_LEN];
 747
 748         if (clock_class->name.value) {
 749                 BUF_APPEND(", %sname=\"%s\"", PRFIELD(clock_class->name.value));
 750         }
 751
 752         BUF_APPEND(", %sfreq=%" PRIu64, PRFIELD(clock_class->frequency));
 753
 754         if (!extended) {
 755                 return;
 756         }
 757
 758         if (clock_class->description.value) {
 759                 BUF_APPEND(", %spartial-descr=\"%.32s\"",
 760                         PRFIELD(clock_class->description.value));
 761         }
 762
 763         if (clock_class->uuid.value) {
 764                 BUF_APPEND_UUID(clock_class->uuid.value);
 765         }
 766
 767         BUF_APPEND(", %sis-frozen=%d, %sprecision=%" PRIu64 ", "
 768                 "%soffset-s=%" PRId64 ", "
 769                 "%soffset-cycles=%" PRIu64 ", %sorigin-is-unix-epoch=%d, "
 770                 "%sbase-offset-ns=%" PRId64,
 771                 PRFIELD(clock_class->frozen), PRFIELD(clock_class->precision),
 772                 PRFIELD(clock_class->offset_seconds),
 773                 PRFIELD(clock_class->offset_cycles),
 774                 PRFIELD(clock_class->origin_is_unix_epoch),
 775                 PRFIELD(clock_class->base_offset.value_ns));
 776
 777         SET_TMP_PREFIX("cs-pool-");
 778         format_object_pool(buf_ch, extended, tmp_prefix,
 779                 &clock_class->cs_pool);
 780 }
 781
 782 static inline void format_clock_snapshot(char **buf_ch, bool extended,
 783                 const char *prefix, const struct bt_clock_snapshot *clock_snapshot)
 784 {
 785         char tmp_prefix[TMP_PREFIX_LEN];
 786         BUF_APPEND(", %svalue=%" PRIu64 ", %sns-from-origin=%" PRId64,
 787                 PRFIELD(clock_snapshot->value_cycles),
 788                 PRFIELD(clock_snapshot->ns_from_origin));
 789
 790         if (!extended) {
 791                 return;
 792         }
 793
 794         BUF_APPEND(", %sis-set=%d", PRFIELD(clock_snapshot->is_set));
 795
 796         if (clock_snapshot->clock_class) {
 797                 BUF_APPEND(", %sclock-class-addr=%p",
 798                         PRFIELD(clock_snapshot->clock_class));
 799                 SET_TMP_PREFIX("clock-class-");
 800                 format_clock_class(buf_ch, false, tmp_prefix,
 801                         clock_snapshot->clock_class);
 802         }
 803 }
 804
 805 static inline void format_value(char **buf_ch, bool extended,
 806                 const char *prefix, const struct bt_value *value)
 807 {
 808         BUF_APPEND(", %stype=%s",
 809                 PRFIELD(bt_common_value_type_string(bt_value_get_type(value))));
 810
 811         if (!extended) {
 812                 return;
 813         }
 814
 815         switch (bt_value_get_type(value)) {
 816         case BT_VALUE_TYPE_BOOL:
 817         {
 818                 bt_bool val = bt_value_bool_get(value);
 819
 820                 BUF_APPEND(", %svalue=%d", PRFIELD(val));
 821                 break;
 822         }
 823         case BT_VALUE_TYPE_UNSIGNED_INTEGER:
 824         {
 825                 BUF_APPEND(", %svalue=%" PRIu64,
 826                         PRFIELD(bt_value_unsigned_integer_get(value)));
 827                 break;
 828         }
 829         case BT_VALUE_TYPE_SIGNED_INTEGER:
 830         {
 831                 BUF_APPEND(", %svalue=%" PRId64,
 832                         PRFIELD(bt_value_signed_integer_get(value)));
 833                 break;
 834         }
 835         case BT_VALUE_TYPE_REAL:
 836         {
 837                 double val = bt_value_real_get(value);
 838
 839                 BUF_APPEND(", %svalue=%f", PRFIELD(val));
 840                 break;
 841         }
 842         case BT_VALUE_TYPE_STRING:
 843         {
 844                 const char *val = bt_value_string_get(value);
 845
 846                 BUF_APPEND(", %spartial-value=\"%.32s\"", PRFIELD(val));
 847                 break;
 848         }
 849         case BT_VALUE_TYPE_ARRAY:
 850         {
 851                 int64_t count = bt_value_array_get_size(value);
 852
 853                 BT_ASSERT(count >= 0);
 854                 BUF_APPEND(", %selement-count=%" PRId64, PRFIELD(count));
 855                 break;
 856         }
 857         case BT_VALUE_TYPE_MAP:
 858         {
 859                 int64_t count = bt_value_map_get_size(value);
 860
 861                 BT_ASSERT(count >= 0);
 862                 BUF_APPEND(", %selement-count=%" PRId64, PRFIELD(count));
 863                 break;
 864         }
 865         default:
 866                 break;
 867         }
 868 }
 869
 870 static inline void format_message(char **buf_ch, bool extended,
 871                 const char *prefix, const struct bt_message *msg)
 872 {
 873         char tmp_prefix[TMP_PREFIX_LEN];
 874
 875         BUF_APPEND(", %stype=%s",
 876                 PRFIELD(bt_message_type_string(msg->type)));
 877
 878         if (!extended) {
 879                 return;
 880         }
 881
 882         BUF_APPEND(", %sis-frozen=%d, %sgraph-addr=%p",
 883                 PRFIELD(msg->frozen), PRFIELD(msg->graph));
 884
 885         switch (msg->type) {
 886         case BT_MESSAGE_TYPE_EVENT:
 887         {
 888                 const struct bt_message_event *msg_event =
 889                         (const void *) msg;
 890
 891                 if (msg_event->event) {
 892                         SET_TMP_PREFIX("event-");
 893                         format_event(buf_ch, true, tmp_prefix,
 894                                 msg_event->event);
 895                 }
 896
 897                 if (msg_event->default_cs) {
 898                         SET_TMP_PREFIX("default-cs-");
 899                         format_clock_snapshot(buf_ch, true, tmp_prefix,
 900                                 msg_event->default_cs);
 901                 }
 902
 903                 break;
 904         }
 905         case BT_MESSAGE_TYPE_STREAM_BEGINNING:
 906         case BT_MESSAGE_TYPE_STREAM_END:
 907         {
 908                 const struct bt_message_stream *msg_stream = (const void *) msg;
 909
 910                 if (msg_stream->stream) {
 911                         SET_TMP_PREFIX("stream-");
 912                         format_stream(buf_ch, true, tmp_prefix,
 913                                 msg_stream->stream);
 914                 }
 915
 916                 break;
 917         }
 918         case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING:
 919         case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END:
 920         {
 921                 const struct bt_message_stream_activity *msg_stream_activity =
 922                         (const void *) msg;
 923
 924                 if (msg_stream_activity->stream) {
 925                         SET_TMP_PREFIX("stream-");
 926                         format_stream(buf_ch, true, tmp_prefix,
 927                                 msg_stream_activity->stream);
 928                 }
 929
 930                 BUF_APPEND(", %sdefault-cs-state=%s",
 931                         PRFIELD(bt_message_stream_activity_clock_snapshot_state_string(
 932                                 msg_stream_activity->default_cs_state)));
 933
 934                 if (msg_stream_activity->default_cs) {
 935                         SET_TMP_PREFIX("default-cs-");
 936                         format_clock_snapshot(buf_ch, true, tmp_prefix,
 937                                 msg_stream_activity->default_cs);
 938                 }
 939
 940                 break;
 941         }
 942         case BT_MESSAGE_TYPE_PACKET_BEGINNING:
 943         case BT_MESSAGE_TYPE_PACKET_END:
 944         {
 945                 const struct bt_message_packet *msg_packet = (const void *) msg;
 946
 947                 if (msg_packet->packet) {
 948                         SET_TMP_PREFIX("packet-");
 949                         format_packet(buf_ch, true, tmp_prefix,
 950                                 msg_packet->packet);
 951                 }
 952
 953                 if (msg_packet->default_cs) {
 954                         SET_TMP_PREFIX("default-cs-");
 955                         format_clock_snapshot(buf_ch, true, tmp_prefix,
 956                                 msg_packet->default_cs);
 957                 }
 958
 959                 break;
 960         }
 961         case BT_MESSAGE_TYPE_DISCARDED_EVENTS:
 962         case BT_MESSAGE_TYPE_DISCARDED_PACKETS:
 963         {
 964                 const struct bt_message_discarded_items *msg_disc_items =
 965                         (const void *) msg;
 966
 967                 if (msg_disc_items->stream) {
 968                         SET_TMP_PREFIX("stream-");
 969                         format_stream(buf_ch, true, tmp_prefix,
 970                                 msg_disc_items->stream);
 971                 }
 972
 973                 if (msg_disc_items->default_begin_cs) {
 974                         SET_TMP_PREFIX("default-begin-cs-");
 975                         format_clock_snapshot(buf_ch, true, tmp_prefix,
 976                                 msg_disc_items->default_begin_cs);
 977                 }
 978
 979                 if (msg_disc_items->default_end_cs) {
 980                         SET_TMP_PREFIX("default-end-cs-");
 981                         format_clock_snapshot(buf_ch, true, tmp_prefix,
 982                                 msg_disc_items->default_end_cs);
 983                 }
 984
 985                 if (msg_disc_items->count.base.avail) {
 986                         BUF_APPEND(", %scount=%" PRIu64,
 987                                 PRFIELD(msg_disc_items->count.value));
 988                 }
 989
 990                 break;
 991         }
 992         default:
 993                 break;
 994         }
 995 }
 996
 997 static inline void format_plugin_so_shared_lib_handle(char **buf_ch,
 998                 const char *prefix,
 999                 const struct bt_plugin_so_shared_lib_handle *handle)
1000 {
1001         BUF_APPEND(", %saddr=%p", PRFIELD(handle));
1002
1003         if (handle->path) {
1004                 BUF_APPEND(", %spath=\"%s\"", PRFIELD_GSTRING(handle->path));
1005         }
1006 }
1007
1008 static inline void format_component_class(char **buf_ch, bool extended,
1009                 const char *prefix,
1010                 const struct bt_component_class *comp_class)
1011 {
1012         char tmp_prefix[TMP_PREFIX_LEN];
1013
1014         BUF_APPEND(", %stype=%s, %sname=\"%s\"",
1015                 PRFIELD(bt_component_class_type_string(comp_class->type)),
1016                 PRFIELD_GSTRING(comp_class->name));
1017
1018         if (comp_class->description) {
1019                 BUF_APPEND(", %spartial-descr=\"%.32s\"",
1020                         PRFIELD_GSTRING(comp_class->description));
1021         }
1022
1023         if (!extended) {
1024                 return;
1025         }
1026
1027         BUF_APPEND(", %sis-frozen=%d", PRFIELD(comp_class->frozen));
1028
1029         if (comp_class->so_handle) {
1030                 SET_TMP_PREFIX("so-handle-");
1031                 format_plugin_so_shared_lib_handle(buf_ch, tmp_prefix,
1032                         comp_class->so_handle);
1033         }
1034 }
1035
1036 static inline void format_component(char **buf_ch, bool extended,
1037                 const char *prefix, const struct bt_component *component)
1038 {
1039         char tmp_prefix[TMP_PREFIX_LEN];
1040
1041         BUF_APPEND(", %sname=\"%s\"",
1042                 PRFIELD_GSTRING(component->name));
1043
1044         if (component->class) {
1045                 SET_TMP_PREFIX("class-");
1046                 format_component_class(buf_ch, extended, tmp_prefix,
1047                         component->class);
1048         }
1049
1050         if (!extended) {
1051                 return;
1052         }
1053
1054         if (component->input_ports) {
1055                 BUF_APPEND(", %sinput-port-count=%u",
1056                         PRFIELD(component->input_ports->len));
1057         }
1058
1059         if (component->output_ports) {
1060                 BUF_APPEND(", %soutput-port-count=%u",
1061                         PRFIELD(component->output_ports->len));
1062         }
1063 }
1064
1065 static inline void format_port(char **buf_ch, bool extended,
1066                 const char *prefix, const struct bt_port *port)
1067 {
1068         char tmp_prefix[TMP_PREFIX_LEN];
1069
1070         BUF_APPEND(", %stype=%s, %sname=\"%s\"",
1071                 PRFIELD(bt_port_type_string(port->type)),
1072                 PRFIELD_GSTRING(port->name));
1073
1074         if (!extended) {
1075                 return;
1076         }
1077
1078         if (port->connection) {
1079                 SET_TMP_PREFIX("conn-");
1080                 format_connection(buf_ch, false, tmp_prefix, port->connection);
1081         }
1082 }
1083
1084 static inline void format_connection(char **buf_ch, bool extended,
1085                 const char *prefix, const struct bt_connection *connection)
1086 {
1087         char tmp_prefix[TMP_PREFIX_LEN];
1088
1089         if (!extended) {
1090                 return;
1091         }
1092
1093         if (connection->upstream_port) {
1094                 SET_TMP_PREFIX("upstream-port-");
1095                 format_port(buf_ch, false, tmp_prefix,
1096                         connection->upstream_port);
1097         }
1098
1099         if (connection->downstream_port) {
1100                 SET_TMP_PREFIX("downstream-port-");
1101                 format_port(buf_ch, false, tmp_prefix,
1102                         connection->downstream_port);
1103         }
1104 }
1105
1106 static inline void format_graph(char **buf_ch, bool extended,
1107                 const char *prefix, const struct bt_graph *graph)
1108 {
1109         char tmp_prefix[TMP_PREFIX_LEN];
1110
1111         BUF_APPEND(", %sis-canceled=%d, %scan-consume=%d, "
1112                 "%sconfig-state=%s",
1113                 PRFIELD(graph->canceled),
1114                 PRFIELD(graph->can_consume),
1115                 PRFIELD(bt_graph_configuration_state_string(graph->config_state)));
1116
1117         if (!extended) {
1118                 return;
1119         }
1120
1121         if (graph->components) {
1122                 BUF_APPEND(", %scomp-count=%u",
1123                         PRFIELD(graph->components->len));
1124         }
1125
1126         if (graph->connections) {
1127                 BUF_APPEND(", %sconn-count=%u",
1128                         PRFIELD(graph->connections->len));
1129         }
1130
1131         SET_TMP_PREFIX("en-pool-");
1132         format_object_pool(buf_ch, extended, tmp_prefix,
1133                 &graph->event_msg_pool);
1134         SET_TMP_PREFIX("pbn-pool-");
1135         format_object_pool(buf_ch, extended, tmp_prefix,
1136                 &graph->packet_begin_msg_pool);
1137         SET_TMP_PREFIX("pen-pool-");
1138         format_object_pool(buf_ch, extended, tmp_prefix,
1139                 &graph->packet_end_msg_pool);
1140 }
1141
1142 static inline void format_message_iterator(char **buf_ch,
1143                 bool extended, const char *prefix,
1144                 const struct bt_message_iterator *iterator)
1145 {
1146         const char *type;
1147         char tmp_prefix[TMP_PREFIX_LEN];
1148
1149         if (iterator->type == BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT) {
1150                 type = "BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT";
1151         } else if (iterator->type == BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT) {
1152                 type = "BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT";
1153         } else {
1154                 type = "(unknown)";
1155         }
1156
1157         BUF_APPEND(", %stype=%s", PRFIELD(type));
1158
1159         switch (iterator->type) {
1160         case BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT:
1161         {
1162                 const struct bt_self_component_port_input_message_iterator *
1163                         port_in_iter = (const void *) iterator;
1164
1165                 if (port_in_iter->upstream_component) {
1166                         SET_TMP_PREFIX("upstream-comp-");
1167                         format_component(buf_ch, false, tmp_prefix,
1168                                 port_in_iter->upstream_component);
1169                 }
1170
1171                 if (port_in_iter->upstream_port) {
1172                         SET_TMP_PREFIX("upstream-port-");
1173                         format_port(buf_ch, false, tmp_prefix,
1174                                 port_in_iter->upstream_port);
1175                 }
1176
1177                 if (port_in_iter->connection) {
1178                         SET_TMP_PREFIX("upstream-conn-");
1179                         format_connection(buf_ch, false, tmp_prefix,
1180                                 port_in_iter->connection);
1181                 }
1182                 break;
1183         }
1184         case BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT:
1185         {
1186                 const struct bt_port_output_message_iterator *port_out_iter =
1187                         (const void *) iterator;
1188
1189                 if (port_out_iter->graph) {
1190                         SET_TMP_PREFIX("graph-");
1191                         format_graph(buf_ch, false, tmp_prefix,
1192                                 port_out_iter->graph);
1193                 }
1194
1195                 if (port_out_iter->colander) {
1196                         SET_TMP_PREFIX("colander-comp-");
1197                         format_component(buf_ch, false, tmp_prefix,
1198                                 (void *) port_out_iter->colander);
1199                 }
1200
1201                 break;
1202         }
1203         default:
1204                 break;
1205         }
1206 }
1207
1208 static inline void format_plugin(char **buf_ch, bool extended,
1209                 const char *prefix, const struct bt_plugin *plugin)
1210 {
1211         char tmp_prefix[TMP_PREFIX_LEN];
1212
1213         BUF_APPEND(", %stype=%s", PRFIELD(bt_plugin_type_string(plugin->type)));
1214
1215         if (plugin->info.path_set) {
1216                 BUF_APPEND(", %spath=\"%s\"",
1217                         PRFIELD_GSTRING(plugin->info.path));
1218         }
1219
1220         if (plugin->info.name_set) {
1221                 BUF_APPEND(", %sname=\"%s\"",
1222                         PRFIELD_GSTRING(plugin->info.name));
1223         }
1224
1225         if (!extended) {
1226                 return;
1227         }
1228
1229         if (plugin->info.author_set) {
1230                 BUF_APPEND(", %sauthor=\"%s\"",
1231                         PRFIELD_GSTRING(plugin->info.author));
1232         }
1233
1234         if (plugin->info.license_set) {
1235                 BUF_APPEND(", %slicense=\"%s\"",
1236                         PRFIELD_GSTRING(plugin->info.license));
1237         }
1238
1239         if (plugin->info.version_set) {
1240                 BUF_APPEND(", %sversion=%u.%u.%u%s",
1241                         PRFIELD(plugin->info.version.major),
1242                         plugin->info.version.minor,
1243                         plugin->info.version.patch,
1244                         plugin->info.version.extra ?
1245                                 plugin->info.version.extra->str : "");
1246         }
1247
1248         BUF_APPEND(", %ssrc-comp-class-count=%u, %sflt-comp-class-count=%u, "
1249                 "%ssink-comp-class-count=%u",
1250                 PRFIELD(plugin->src_comp_classes->len),
1251                 PRFIELD(plugin->flt_comp_classes->len),
1252                 PRFIELD(plugin->sink_comp_classes->len));
1253
1254         if (plugin->spec_data) {
1255                 const struct bt_plugin_so_spec_data *spec_data =
1256                         (const void *) plugin->spec_data;
1257
1258                 if (spec_data->shared_lib_handle) {
1259                         SET_TMP_PREFIX("so-handle-");
1260                         format_plugin_so_shared_lib_handle(buf_ch, tmp_prefix,
1261                                 spec_data->shared_lib_handle);
1262                 }
1263         }
1264 }
1265
1266 static inline void handle_conversion_specifier_bt(void *priv_data,
1267                 char **buf_ch, size_t avail_size,
1268                 const char **out_fmt_ch, va_list *args)
1269 {
1270         const char *fmt_ch = *out_fmt_ch;
1271         bool extended = false;
1272         char prefix[64];
1273         char *prefix_ch = prefix;
1274         const void *obj;
1275
1276         /* skip "%!" */
1277         fmt_ch += 2;
1278
1279         if (*fmt_ch == 'u') {
1280                 /* UUID */
1281                 obj = va_arg(*args, void *);
1282                 format_uuid(buf_ch, obj);
1283                 goto update_fmt;
1284         }
1285
1286         if (*fmt_ch == '[') {
1287                 /* local prefix */
1288                 fmt_ch++;
1289
1290                 while (true) {
1291                         if (*fmt_ch == ']') {
1292                                 *prefix_ch = '\0';
1293                                 fmt_ch++;
1294                                 break;
1295                         }
1296
1297                         *prefix_ch = *fmt_ch;
1298                         prefix_ch++;
1299                         fmt_ch++;
1300                 }
1301         }
1302
1303         *prefix_ch = '\0';
1304
1305         if (*fmt_ch == '+') {
1306                 extended = true;
1307                 fmt_ch++;
1308         }
1309
1310         obj = va_arg(*args, void *);
1311         BUF_APPEND("%saddr=%p", prefix, obj);
1312
1313         if (!obj) {
1314                 goto update_fmt;
1315         }
1316
1317         switch (*fmt_ch) {
1318         case 'F':
1319                 format_field_class(buf_ch, extended, prefix, obj);
1320                 break;
1321         case 'f':
1322                 format_field(buf_ch, extended, prefix, obj);
1323                 break;
1324         case 'P':
1325                 format_field_path(buf_ch, extended, prefix, obj);
1326                 break;
1327         case 'E':
1328                 format_event_class(buf_ch, extended, prefix, obj);
1329                 break;
1330         case 'e':
1331                 format_event(buf_ch, extended, prefix, obj);
1332                 break;
1333         case 'S':
1334                 format_stream_class(buf_ch, extended, prefix, obj);
1335                 break;
1336         case 's':
1337                 format_stream(buf_ch, extended, prefix, obj);
1338                 break;
1339         case 'a':
1340                 format_packet(buf_ch, extended, prefix, obj);
1341                 break;
1342         case 't':
1343                 format_trace(buf_ch, extended, prefix, obj);
1344                 break;
1345         case 'T':
1346                 format_trace_class(buf_ch, extended, prefix, obj);
1347                 break;
1348         case 'K':
1349                 format_clock_class(buf_ch, extended, prefix, obj);
1350                 break;
1351         case 'k':
1352                 format_clock_snapshot(buf_ch, extended, prefix, obj);
1353                 break;
1354         case 'v':
1355                 format_value(buf_ch, extended, prefix, obj);
1356                 break;
1357         case 'n':
1358                 format_message(buf_ch, extended, prefix, obj);
1359                 break;
1360         case 'i':
1361                 format_message_iterator(buf_ch, extended, prefix, obj);
1362                 break;
1363         case 'C':
1364                 format_component_class(buf_ch, extended, prefix, obj);
1365                 break;
1366         case 'c':
1367                 format_component(buf_ch, extended, prefix, obj);
1368                 break;
1369         case 'p':
1370                 format_port(buf_ch, extended, prefix, obj);
1371                 break;
1372         case 'x':
1373                 format_connection(buf_ch, extended, prefix, obj);
1374                 break;
1375         case 'l':
1376                 format_plugin(buf_ch, extended, prefix, obj);
1377                 break;
1378         case 'g':
1379                 format_graph(buf_ch, extended, prefix, obj);
1380                 break;
1381         case 'o':
1382                 format_object_pool(buf_ch, extended, prefix, obj);
1383                 break;
1384         case 'O':
1385                 format_object(buf_ch, extended, prefix, obj);
1386                 break;
1387         default:
1388                 abort();
1389         }
1390
1391 update_fmt:
1392         fmt_ch++;
1393         *out_fmt_ch = fmt_ch;
1394 }
1395
1396 void bt_lib_log(const char *func, const char *file, unsigned line,
1397                 int lvl, const char *tag, const char *fmt, ...)
1398 {
1399         va_list args;
1400
1401         BT_ASSERT(fmt);
1402         va_start(args, fmt);
1403         bt_common_custom_vsnprintf(lib_logging_buf, LIB_LOGGING_BUF_SIZE, '!',
1404                 handle_conversion_specifier_bt, NULL, fmt, &args);
1405         va_end(args);
1406         _bt_log_write_d(func, file, line, lvl, tag, "%s", lib_logging_buf);
1407 }