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