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/common-internal.h>
  34 #include <babeltrace/lib-logging-internal.h>
  35 #include <babeltrace/ref-internal.h>
  36 #include <babeltrace/values-internal.h>
  37 #include <babeltrace/object-pool-internal.h>
  38 #include <babeltrace/ctf-ir/field-types-internal.h>
  39 #include <babeltrace/ctf-ir/fields-internal.h>
  40 #include <babeltrace/ctf-ir/event-class-internal.h>
  41 #include <babeltrace/ctf-ir/event-internal.h>
  42 #include <babeltrace/ctf-ir/packet-internal.h>
  43 #include <babeltrace/ctf-ir/stream-class-internal.h>
  44 #include <babeltrace/ctf-ir/stream-internal.h>
  45 #include <babeltrace/ctf-ir/trace-internal.h>
  46 #include <babeltrace/ctf-ir/clock-class-internal.h>
  47 #include <babeltrace/ctf-ir/clock-value-internal.h>
  48 #include <babeltrace/ctf-ir/field-path-internal.h>
  49 #include <babeltrace/ctf-ir/utils-internal.h>
  50 #include <babeltrace/ctf-writer/field-types-internal.h>
  51 #include <babeltrace/ctf-writer/fields-internal.h>
  52 #include <babeltrace/ctf-writer/event-internal.h>
  53 #include <babeltrace/ctf-writer/stream-class-internal.h>
  54 #include <babeltrace/ctf-writer/stream-internal.h>
  55 #include <babeltrace/ctf-writer/trace-internal.h>
  56 #include <babeltrace/ctf-writer/clock-internal.h>
  57 #include <babeltrace/ctf-writer/writer-internal.h>
  58 #include <babeltrace/graph/clock-class-priority-map-internal.h>
  59 #include <babeltrace/graph/component-class-internal.h>
  60 #include <babeltrace/graph/component-class-sink-colander-internal.h>
  61 #include <babeltrace/graph/component-filter-internal.h>
  62 #include <babeltrace/graph/component-internal.h>
  63 #include <babeltrace/graph/component-sink-internal.h>
  64 #include <babeltrace/graph/component-source-internal.h>
  65 #include <babeltrace/graph/connection-internal.h>
  66 #include <babeltrace/graph/graph-internal.h>
  67 #include <babeltrace/graph/notification-discarded-elements-internal.h>
  68 #include <babeltrace/graph/notification-event-internal.h>
  69 #include <babeltrace/graph/notification-heap-internal.h>
  70 #include <babeltrace/graph/notification-inactivity-internal.h>
  71 #include <babeltrace/graph/notification-internal.h>
  72 #include <babeltrace/graph/notification-iterator-internal.h>
  73 #include <babeltrace/graph/notification-packet-internal.h>
  74 #include <babeltrace/graph/notification-stream-internal.h>
  75 #include <babeltrace/graph/port-internal.h>
  76 #include <babeltrace/plugin/plugin-internal.h>
  77 #include <babeltrace/plugin/plugin-so-internal.h>
  78
  79 #define LIB_LOGGING_BUF_SIZE    (4096 * 4)
  80
  81 static char __thread lib_logging_buf[LIB_LOGGING_BUF_SIZE];
  82
  83 #define BUF_APPEND(_fmt, ...)                                           \
  84         do {                                                            \
  85                 int _count;                                             \
  86                 size_t _size = LIB_LOGGING_BUF_SIZE -                   \
  87                                 (size_t) (*buf_ch - lib_logging_buf);   \
  88                 _count = snprintf(*buf_ch, _size, (_fmt), __VA_ARGS__); \
  89                 BT_ASSERT(_count >= 0);                                 \
  90                 *buf_ch += MIN(_count, _size);                          \
  91                 if (*buf_ch >= lib_logging_buf + LIB_LOGGING_BUF_SIZE - 1) { \
  92                         return;                                         \
  93                 }                                                       \
  94         } while (0)
  95
  96 #define BUF_APPEND_UUID(_uuid)                                          \
  97         BUF_APPEND(", %suuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", \
  98                 prefix,                                                 \
  99                 (unsigned int) (_uuid)[0],                              \
 100                 (unsigned int) (_uuid)[1],                              \
 101                 (unsigned int) (_uuid)[2],                              \
 102                 (unsigned int) (_uuid)[3],                              \
 103                 (unsigned int) (_uuid)[4],                              \
 104                 (unsigned int) (_uuid)[5],                              \
 105                 (unsigned int) (_uuid)[6],                              \
 106                 (unsigned int) (_uuid)[7],                              \
 107                 (unsigned int) (_uuid)[8],                              \
 108                 (unsigned int) (_uuid)[9],                              \
 109                 (unsigned int) (_uuid)[10],                             \
 110                 (unsigned int) (_uuid)[11],                             \
 111                 (unsigned int) (_uuid)[12],                             \
 112                 (unsigned int) (_uuid)[13],                             \
 113                 (unsigned int) (_uuid)[14],                             \
 114                 (unsigned int) (_uuid)[15])
 115
 116 #define PRFIELD(_expr)  prefix, (_expr)
 117
 118 #define SET_TMP_PREFIX(_prefix2)                                        \
 119         do {                                                            \
 120                 strcpy(tmp_prefix, prefix);                             \
 121                 strcat(tmp_prefix, (_prefix2));                         \
 122         } while (0)
 123
 124 typedef void (*format_func)(char **, bool, const char *, void *);
 125
 126 static inline void format_component(char **buf_ch, bool extended,
 127                 const char *prefix, struct bt_component *component);
 128
 129 static inline void format_port(char **buf_ch, bool extended,
 130                 const char *prefix, struct bt_port *port);
 131
 132 static inline void format_connection(char **buf_ch, bool extended,
 133                 const char *prefix, struct bt_connection *connection);
 134
 135 static inline void format_ref_count(char **buf_ch, bool extended,
 136                 const char *prefix, struct bt_object *obj)
 137 {
 138         BUF_APPEND(", %sref-count=%lu", prefix, obj->ref_count.count);
 139 }
 140
 141 static inline void format_object_pool(char **buf_ch, bool extended,
 142                 const char *prefix, struct bt_object_pool *pool)
 143 {
 144         BUF_APPEND(", %ssize=%zu", PRFIELD(pool->size));
 145
 146         if (pool->objects) {
 147                 BUF_APPEND(", %scap=%u", PRFIELD(pool->objects->len));
 148         }
 149 }
 150
 151 static inline void format_field_type_common(char **buf_ch, bool extended,
 152                 const char *prefix, struct bt_field_type_common *field_type)
 153 {
 154         BUF_APPEND(", %stype-id=%s, %salignment=%u",
 155                 PRFIELD(bt_common_field_type_id_string(field_type->id)),
 156                 PRFIELD(field_type->alignment));
 157
 158         if (extended) {
 159                 BUF_APPEND(", %sis-frozen=%d", PRFIELD(field_type->frozen));
 160         } else {
 161                 return;
 162         }
 163
 164         if (field_type->id == BT_FIELD_TYPE_ID_UNKNOWN) {
 165                 return;
 166         }
 167
 168         switch (field_type->id) {
 169         case BT_FIELD_TYPE_ID_INTEGER:
 170         {
 171                 struct bt_field_type_common_integer *integer =
 172                         BT_FROM_COMMON(field_type);
 173
 174                 BUF_APPEND(", %ssize=%u, %sis-signed=%d, %sbyte-order=%s, "
 175                         "%sbase=%d, %sencoding=%s, "
 176                         "%smapped-clock-class-addr=%p",
 177                         PRFIELD(integer->size), PRFIELD(integer->is_signed),
 178                         PRFIELD(bt_common_byte_order_string(integer->user_byte_order)),
 179                         PRFIELD(integer->base),
 180                         PRFIELD(bt_common_string_encoding_string(integer->encoding)),
 181                         PRFIELD(integer->mapped_clock_class));
 182
 183                 if (integer->mapped_clock_class) {
 184                         BUF_APPEND(", %smapped-clock-class-name=\"%s\"",
 185                                 PRFIELD(bt_clock_class_get_name(integer->mapped_clock_class)));
 186                 }
 187                 break;
 188         }
 189         case BT_FIELD_TYPE_ID_FLOAT:
 190         {
 191                 struct bt_field_type_common_floating_point *flt =
 192                         BT_FROM_COMMON(field_type);
 193
 194                 BUF_APPEND(", %sexp-dig=%u, %smant-dig=%u, %sbyte-order=%s",
 195                         PRFIELD(flt->exp_dig), PRFIELD(flt->mant_dig),
 196                         PRFIELD(bt_common_byte_order_string(flt->user_byte_order)));
 197                 break;
 198         }
 199         case BT_FIELD_TYPE_ID_ENUM:
 200         {
 201                 struct bt_field_type_common_enumeration *enm =
 202                         BT_FROM_COMMON(field_type);
 203
 204                 BUF_APPEND(", %smapping-count=%u",
 205                         PRFIELD(enm->entries->len));
 206                 break;
 207         }
 208         case BT_FIELD_TYPE_ID_STRING:
 209         {
 210                 struct bt_field_type_common_string *str =
 211                         BT_FROM_COMMON(field_type);
 212
 213                 BUF_APPEND(", %sencoding=%s",
 214                         PRFIELD(bt_common_string_encoding_string(str->encoding)));
 215                 break;
 216         }
 217         case BT_FIELD_TYPE_ID_STRUCT:
 218         {
 219                 struct bt_field_type_common_structure *structure =
 220                         BT_FROM_COMMON(field_type);
 221
 222                 BUF_APPEND(", %sfield-count=%u",
 223                         PRFIELD(structure->fields->len));
 224                 break;
 225         }
 226         case BT_FIELD_TYPE_ID_SEQUENCE:
 227         {
 228                 struct bt_field_type_common_sequence *seq =
 229                         BT_FROM_COMMON(field_type);
 230
 231                 BUF_APPEND(", %slength-ft-addr=\"%s\", %selem-ft-addr=%p",
 232                         PRFIELD(seq->length_field_name->str),
 233                         PRFIELD(seq->element_ft));
 234                 break;
 235         }
 236         case BT_FIELD_TYPE_ID_VARIANT:
 237         {
 238                 struct bt_field_type_common_variant *variant =
 239                         BT_FROM_COMMON(field_type);
 240
 241                 BUF_APPEND(", %stag-name=\"%s\", %sfield-count=%u",
 242                         PRFIELD(variant->tag_name->str),
 243                         PRFIELD(variant->choices->len));
 244                 break;
 245         }
 246         default:
 247                 break;
 248         }
 249 }
 250
 251 static inline void format_field_type(char **buf_ch, bool extended,
 252                 const char *prefix, struct bt_field_type *field_type)
 253 {
 254         format_field_type_common(buf_ch, extended, prefix,
 255                 (void *) field_type);
 256 }
 257
 258 static inline void format_writer_field_type(char **buf_ch, bool extended,
 259                 const char *prefix, struct bt_ctf_field_type *field_type)
 260 {
 261         format_field_type_common(buf_ch, extended, prefix,
 262                 (void *) field_type);
 263 }
 264
 265 static inline void format_field_common_integer_extended(char **buf_ch,
 266                 const char *prefix, struct bt_field_common *field)
 267 {
 268         struct bt_field_common_integer *integer = BT_FROM_COMMON(field);
 269         struct bt_field_type_common_integer *field_type =
 270                 BT_FROM_COMMON(field->type);
 271         const char *fmt = NULL;
 272
 273         BT_ASSERT(field_type);
 274
 275         if (field_type->base == 8) {
 276                 fmt = ", %svalue=%" PRIo64;
 277         } else if (field_type->base == 16) {
 278                 fmt = ", %svalue=%" PRIx64;
 279         }
 280
 281         if (field_type->is_signed) {
 282                 if (!fmt) {
 283                         fmt = ", %svalue=%" PRId64;
 284                 }
 285
 286                 BUF_APPEND(fmt, PRFIELD(integer->payload.signd));
 287         } else {
 288                 if (!fmt) {
 289                         fmt = ", %svalue=%" PRIu64;
 290                 }
 291
 292                 BUF_APPEND(fmt, PRFIELD(integer->payload.unsignd));
 293         }
 294 }
 295
 296 static inline void format_field_common(char **buf_ch, bool extended,
 297                 const char *prefix, struct bt_field_common *field)
 298 {
 299         BUF_APPEND(", %sis-set=%d", PRFIELD(field->payload_set));
 300
 301         if (extended) {
 302                 BUF_APPEND(", %sis-frozen=%d", PRFIELD(field->frozen));
 303         }
 304
 305         BUF_APPEND(", %stype-addr=%p", PRFIELD(field->type));
 306
 307         if (!field->type) {
 308                 return;
 309         }
 310
 311         BUF_APPEND(", %stype-id=%s",
 312                 PRFIELD(bt_common_field_type_id_string(field->type->id)));
 313
 314         if (!extended || field->type->id == BT_FIELD_TYPE_ID_UNKNOWN ||
 315                         !field->payload_set) {
 316                 return;
 317         }
 318
 319         switch (field->type->id) {
 320         case BT_FIELD_TYPE_ID_INTEGER:
 321         {
 322                 format_field_common_integer_extended(buf_ch, prefix, field);
 323                 break;
 324         }
 325         case BT_FIELD_TYPE_ID_FLOAT:
 326         {
 327                 struct bt_field_common_floating_point *flt =
 328                         BT_FROM_COMMON(field);
 329
 330                 BUF_APPEND(", %svalue=%f", PRFIELD(flt->payload));
 331                 break;
 332         }
 333         case BT_FIELD_TYPE_ID_STRING:
 334         {
 335                 struct bt_field_common_string *str =
 336                         BT_FROM_COMMON(field);
 337
 338                 if (str->payload) {
 339                         BT_ASSERT(str->payload);
 340                         BUF_APPEND(", %spartial-value=\"%.32s\"",
 341                                 PRFIELD(str->payload->str));
 342
 343                 }
 344                 break;
 345         }
 346         case BT_FIELD_TYPE_ID_SEQUENCE:
 347         {
 348                 struct bt_field_common_sequence *seq =
 349                         BT_FROM_COMMON(field);
 350
 351                 BUF_APPEND(", %slength=%" PRIu64, PRFIELD(seq->length));
 352
 353                 if (seq->elements) {
 354                         BUF_APPEND(", %sallocated-length=%u",
 355                                 PRFIELD(seq->elements->len));
 356                 }
 357                 break;
 358         }
 359         case BT_FIELD_TYPE_ID_VARIANT:
 360         {
 361                 struct bt_field_common_variant *variant =
 362                         BT_FROM_COMMON(field);
 363
 364                 BUF_APPEND(", %scur-field-addr=%p",
 365                         PRFIELD(variant->current_field));
 366                 break;
 367         }
 368         default:
 369                 break;
 370         }
 371 }
 372
 373 static inline void format_field(char **buf_ch, bool extended,
 374                 const char *prefix, struct bt_field *field)
 375 {
 376         struct bt_field_common *common_field = (void *) field;
 377
 378         format_field_common(buf_ch, extended, prefix, (void *) field);
 379
 380         if (!extended) {
 381                 return;
 382         }
 383
 384         if (!common_field->type) {
 385                 return;
 386         }
 387
 388         switch (common_field->type->id) {
 389         case BT_FIELD_TYPE_ID_ENUM:
 390         {
 391                 struct bt_field_common_integer *integer = (void *) field;
 392                 struct bt_field_type_common_enumeration *enum_ft =
 393                         BT_FROM_COMMON(common_field->type);
 394
 395                 if (enum_ft->container_ft) {
 396                         if (enum_ft->container_ft->is_signed) {
 397                                 BUF_APPEND(", %svalue=%" PRId64,
 398                                         PRFIELD(integer->payload.signd));
 399                         } else {
 400                                 BUF_APPEND(", %svalue=%" PRIu64,
 401                                         PRFIELD(integer->payload.unsignd));
 402                         }
 403                 }
 404                 break;
 405         }
 406         default:
 407                 break;
 408         }
 409 }
 410
 411 static inline void format_writer_field(char **buf_ch, bool extended,
 412                 const char *prefix, struct bt_ctf_field *field)
 413 {
 414         struct bt_field_common *common_field = (void *) field;
 415
 416         format_field_common(buf_ch, extended, prefix, (void *) field);
 417
 418         if (!extended) {
 419                 return;
 420         }
 421
 422         if (!common_field->type) {
 423                 return;
 424         }
 425
 426         switch (common_field->type->id) {
 427         case BT_FIELD_TYPE_ID_ENUM:
 428         {
 429                 struct bt_ctf_field_enumeration *enumeration = (void *) field;
 430
 431                 if (enumeration->container) {
 432                         format_writer_field(buf_ch, extended, prefix,
 433                                 (void *) enumeration->container);
 434                 }
 435                 break;
 436         }
 437         case BT_FIELD_TYPE_ID_VARIANT:
 438         {
 439                 struct bt_ctf_field_variant *variant = (void *) field;
 440
 441                 BUF_APPEND(", %stag-field-addr=%p", PRFIELD(variant->tag));
 442                 break;
 443         }
 444         default:
 445                 break;
 446         }
 447 }
 448
 449 static inline void format_field_path(char **buf_ch, bool extended,
 450                 const char *prefix, struct bt_field_path *field_path)
 451 {
 452         uint64_t i;
 453
 454         if (field_path->indexes) {
 455                 BT_ASSERT(field_path->indexes);
 456                 BUF_APPEND(", %sindex-count=%u", PRFIELD(field_path->indexes->len));
 457         }
 458
 459         if (!extended || !field_path->indexes) {
 460                 return;
 461         }
 462
 463         BUF_APPEND(", %spath=[%s", PRFIELD(bt_common_scope_string(field_path->root)));
 464
 465         for (i = 0; i < field_path->indexes->len; i++) {
 466                 int index = g_array_index(field_path->indexes, int, i);
 467
 468                 BUF_APPEND(", %d", index);
 469         }
 470
 471         BUF_APPEND("%s", "]");
 472 }
 473
 474 static inline void format_trace_common(char **buf_ch, bool extended,
 475                 const char *prefix, struct bt_trace_common *trace)
 476 {
 477         if (trace->name) {
 478                 BUF_APPEND(", %sname=\"%s\"", PRFIELD(trace->name->str));
 479         }
 480
 481         if (!extended) {
 482                 return;
 483         }
 484
 485         BUF_APPEND(", %sis-frozen=%d", PRFIELD(trace->frozen));
 486
 487         if (trace->uuid_set) {
 488                 BUF_APPEND_UUID(trace->uuid);
 489         }
 490
 491         if (trace->clock_classes) {
 492                 BUF_APPEND(", %sclock-class-count=%u",
 493                         PRFIELD(trace->clock_classes->len));
 494         }
 495
 496         if (trace->stream_classes) {
 497                 BUF_APPEND(", %sstream-class-count=%u",
 498                         PRFIELD(trace->stream_classes->len));
 499         }
 500
 501         if (trace->streams) {
 502                 BUF_APPEND(", %sstream-count=%u",
 503                         PRFIELD(trace->streams->len));
 504         }
 505
 506         BUF_APPEND(", %spacket-header-ft-addr=%p",
 507                 PRFIELD(trace->packet_header_field_type));
 508 }
 509
 510 static inline void format_trace(char **buf_ch, bool extended,
 511                 const char *prefix, struct bt_trace *trace)
 512 {
 513         char tmp_prefix[64];
 514
 515         format_trace_common(buf_ch, extended, prefix, BT_TO_COMMON(trace));
 516
 517         if (!extended) {
 518                 return;
 519         }
 520
 521         BUF_APPEND(", %sis-static=%d", PRFIELD(trace->is_static));
 522         SET_TMP_PREFIX("phf-pool-");
 523         format_object_pool(buf_ch, extended, prefix,
 524                 &trace->packet_header_field_pool);
 525 }
 526
 527 static inline void format_writer_trace(char **buf_ch, bool extended,
 528                 const char *prefix, struct bt_ctf_trace *trace)
 529 {
 530         format_trace_common(buf_ch, extended, prefix, BT_TO_COMMON(trace));
 531 }
 532
 533 static inline void format_stream_class_common(char **buf_ch, bool extended,
 534                 const char *prefix, struct bt_stream_class_common *stream_class,
 535                 format_func trace_format_func)
 536 {
 537         struct bt_trace_common *trace;
 538         char tmp_prefix[64];
 539
 540         if (stream_class->id_set) {
 541                 BUF_APPEND(", %sid=%" PRId64, PRFIELD(stream_class->id));
 542         }
 543
 544         if (stream_class->name) {
 545                 BUF_APPEND(", %sname=\"%s\"", PRFIELD(stream_class->name->str));
 546         }
 547
 548         if (!extended) {
 549                 return;
 550         }
 551
 552         BUF_APPEND(", %sis-frozen=%d", PRFIELD(stream_class->frozen));
 553
 554         if (stream_class->event_classes) {
 555                 BUF_APPEND(", %sevent-class-count=%u",
 556                         PRFIELD(stream_class->event_classes->len));
 557         }
 558
 559         BUF_APPEND(", %spacket-context-ft-addr=%p, "
 560                 "%sevent-header-ft-addr=%p, %sevent-context-ft-addr=%p",
 561                 PRFIELD(stream_class->packet_context_field_type),
 562                 PRFIELD(stream_class->event_header_field_type),
 563                 PRFIELD(stream_class->event_context_field_type));
 564         trace = bt_stream_class_common_borrow_trace(stream_class);
 565         if (!trace) {
 566                 return;
 567         }
 568
 569         BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
 570         SET_TMP_PREFIX("trace-");
 571         trace_format_func(buf_ch, false, tmp_prefix, trace);
 572 }
 573
 574 static inline void format_stream_class(char **buf_ch, bool extended,
 575                 const char *prefix, struct bt_stream_class *stream_class)
 576 {
 577         char tmp_prefix[64];
 578
 579         format_stream_class_common(buf_ch, extended, prefix,
 580                 BT_TO_COMMON(stream_class), (format_func) format_trace);
 581
 582         if (!extended) {
 583                 return;
 584         }
 585
 586         SET_TMP_PREFIX("ehf-pool-");
 587         format_object_pool(buf_ch, extended, prefix,
 588                 &stream_class->event_header_field_pool);
 589 }
 590
 591 static inline void format_writer_stream_class(char **buf_ch, bool extended,
 592                 const char *prefix, struct bt_ctf_stream_class *stream_class)
 593 {
 594         format_stream_class_common(buf_ch, extended, prefix,
 595                 BT_TO_COMMON(stream_class), (format_func) format_writer_trace);
 596
 597         if (extended && stream_class->clock) {
 598                 BUF_APPEND(", %sctf-writer-clock-addr=%p, "
 599                         "%sctf-writer-clock-name=\"%s\"",
 600                         PRFIELD(stream_class->clock),
 601                         PRFIELD(bt_clock_class_get_name(
 602                                 BT_TO_COMMON(stream_class->clock->clock_class))));
 603         }
 604 }
 605
 606 static inline void format_event_class_common(char **buf_ch, bool extended,
 607                 const char *prefix, struct bt_event_class_common *event_class,
 608                 format_func format_stream_class_func,
 609                 format_func format_trace_func)
 610 {
 611         struct bt_stream_class_common *stream_class;
 612         struct bt_trace_common *trace;
 613         char tmp_prefix[64];
 614
 615         BUF_APPEND(", %sid=%" PRId64, PRFIELD(event_class->id));
 616
 617         if (event_class->name) {
 618                 BUF_APPEND(", %sname=\"%s\"", PRFIELD(event_class->name->str));
 619         }
 620
 621         if (!extended) {
 622                 return;
 623         }
 624
 625         BUF_APPEND(", %sis-frozen=%d, %slog-level=%s",
 626                 PRFIELD(event_class->frozen),
 627                 PRFIELD(bt_common_event_class_log_level_string(event_class->log_level)));
 628
 629         if (event_class->emf_uri) {
 630                 BUF_APPEND(", %semf-uri=\"%s\"",
 631                         PRFIELD(event_class->emf_uri->str));
 632         }
 633
 634         BUF_APPEND(", %scontext-ft-addr=%p, %spayload-ft-addr=%p",
 635                 PRFIELD(event_class->context_field_type),
 636                 PRFIELD(event_class->payload_field_type));
 637
 638         stream_class = bt_event_class_common_borrow_stream_class(event_class);
 639         if (!stream_class) {
 640                 return;
 641         }
 642
 643         BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
 644         SET_TMP_PREFIX("stream-class-");
 645         format_stream_class_func(buf_ch, false, tmp_prefix, stream_class);
 646         trace = bt_stream_class_common_borrow_trace(stream_class);
 647         if (!trace) {
 648                 return;
 649         }
 650
 651         BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
 652         SET_TMP_PREFIX("trace-");
 653         format_trace_func(buf_ch, false, tmp_prefix, trace);
 654 }
 655
 656 static inline void format_event_class(char **buf_ch, bool extended,
 657                 const char *prefix, struct bt_event_class *event_class)
 658 {
 659         char tmp_prefix[64];
 660
 661         format_event_class_common(buf_ch, extended, prefix,
 662                 BT_TO_COMMON(event_class), (format_func) format_stream_class,
 663                 (format_func) format_trace);
 664
 665         if (!extended) {
 666                 return;
 667         }
 668
 669         SET_TMP_PREFIX("event-pool-");
 670         format_object_pool(buf_ch, extended, prefix, &event_class->event_pool);
 671 }
 672
 673 static inline void format_writer_event_class(char **buf_ch, bool extended,
 674                 const char *prefix, struct bt_ctf_event_class *event_class)
 675 {
 676         format_event_class_common(buf_ch, extended, prefix,
 677                 BT_TO_COMMON(event_class),
 678                 (format_func) format_writer_stream_class,
 679                 (format_func) format_writer_trace);
 680 }
 681
 682 static inline void format_stream_common(char **buf_ch, bool extended,
 683                 const char *prefix, struct bt_stream_common *stream,
 684                 format_func format_stream_class_func,
 685                 format_func format_trace_func)
 686 {
 687         struct bt_stream_class_common *stream_class;
 688         struct bt_trace_common *trace;
 689         char tmp_prefix[64];
 690
 691         BUF_APPEND(", %sid=%" PRId64, PRFIELD(stream->id));
 692
 693         if (stream->name) {
 694                 BUF_APPEND(", %sname=\"%s\"", PRFIELD(stream->name->str));
 695         }
 696
 697         if (!extended) {
 698                 return;
 699         }
 700
 701         stream_class = bt_stream_common_borrow_class(stream);
 702         if (!stream_class) {
 703                 return;
 704         }
 705
 706         BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
 707         SET_TMP_PREFIX("stream-class-");
 708         format_stream_class_func(buf_ch, false, tmp_prefix, stream_class);
 709         trace = bt_stream_class_common_borrow_trace(stream_class);
 710         if (!trace) {
 711                 return;
 712         }
 713
 714         trace = (void *) bt_object_borrow_parent(stream);
 715         if (!trace) {
 716                 return;
 717         }
 718
 719         BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
 720         SET_TMP_PREFIX("trace-");
 721         format_trace_common(buf_ch, false, tmp_prefix, trace);
 722 }
 723
 724 static inline void format_stream(char **buf_ch, bool extended,
 725                 const char *prefix, struct bt_stream *stream)
 726 {
 727         char tmp_prefix[64];
 728
 729         format_stream_common(buf_ch, extended, prefix, BT_TO_COMMON(stream),
 730                 (format_func) format_stream_class,
 731                 (format_func) format_trace);
 732         SET_TMP_PREFIX("packet-pool-");
 733         format_object_pool(buf_ch, extended, prefix, &stream->packet_pool);
 734 }
 735
 736 static inline void format_writer_stream(char **buf_ch, bool extended,
 737                 const char *prefix, struct bt_ctf_stream *stream)
 738 {
 739         format_stream_common(buf_ch, extended, prefix, BT_TO_COMMON(stream),
 740                 (format_func) format_writer_stream_class,
 741                 (format_func) format_writer_trace);
 742
 743         BUF_APPEND(", %sheader-field-addr=%p, %scontext-field-addr=%p"
 744                 ", %sfd=%d, %smmap-offset=%zu, "
 745                 "%smmap-base-offset=%zu, %spacket-size=%" PRIu64 ", "
 746                 "%soffset=%" PRId64 ", %sevent-count=%u, "
 747                 "%sflushed-packet-count=%u, "
 748                 "%sdiscarded-event-count=%" PRIu64 ", "
 749                 "%ssize=%" PRIu64 ", %slast-ts-end=%" PRIu64,
 750                 PRFIELD(stream->packet_header),
 751                 PRFIELD(stream->packet_context),
 752                 PRFIELD(stream->pos.fd),
 753                 PRFIELD((size_t) stream->pos.mmap_offset),
 754                 PRFIELD((size_t) stream->pos.mmap_base_offset),
 755                 PRFIELD(stream->pos.packet_size),
 756                 PRFIELD(stream->pos.offset),
 757                 PRFIELD(stream->events->len),
 758                 PRFIELD(stream->flushed_packet_count),
 759                 PRFIELD(stream->discarded_events),
 760                 PRFIELD(stream->size), PRFIELD(stream->last_ts_end));
 761
 762         if (stream->events) {
 763                 BUF_APPEND(", %sevent-count=%u", PRFIELD(stream->events->len));
 764         }
 765
 766         BUF_APPEND(", %sheader-field-addr=%p, %scontext-field-addr=%p"
 767                 ", %sfd=%d, %smmap-offset=%zu, "
 768                 "%smmap-base-offset=%zu, %spacket-size=%" PRIu64 ", "
 769                 "%soffset=%" PRId64 ", "
 770                 "%sflushed-packet-count=%u, "
 771                 "%sdiscarded-event-count=%" PRIu64 ", "
 772                 "%ssize=%" PRIu64 ", %slast-ts-end=%" PRIu64,
 773                 PRFIELD(stream->packet_header),
 774                 PRFIELD(stream->packet_context),
 775                 PRFIELD(stream->pos.fd),
 776                 PRFIELD((size_t) stream->pos.mmap_offset),
 777                 PRFIELD((size_t) stream->pos.mmap_base_offset),
 778                 PRFIELD(stream->pos.packet_size),
 779                 PRFIELD(stream->pos.offset),
 780                 PRFIELD(stream->flushed_packet_count),
 781                 PRFIELD(stream->discarded_events),
 782                 PRFIELD(stream->size), PRFIELD(stream->last_ts_end));
 783 }
 784
 785 static inline void format_packet(char **buf_ch, bool extended,
 786                 const char *prefix, struct bt_packet *packet)
 787 {
 788         struct bt_stream *stream;
 789         struct bt_trace *trace;
 790         char tmp_prefix[64];
 791
 792         if (!extended) {
 793                 return;
 794         }
 795
 796         BUF_APPEND(", %sis-frozen=%d, %sheader-field-addr=%p, "
 797                 "%scontext-field-addr=%p",
 798                 PRFIELD(packet->frozen),
 799                 PRFIELD(packet->header ? packet->header->field : NULL),
 800                 PRFIELD(packet->context));
 801         stream = bt_packet_borrow_stream(packet);
 802         if (!stream) {
 803                 return;
 804         }
 805
 806         BUF_APPEND(", %sstream-addr=%p", PRFIELD(stream));
 807         SET_TMP_PREFIX("stream-");
 808         format_stream(buf_ch, false, tmp_prefix, stream);
 809         trace = (struct bt_trace *) bt_object_borrow_parent(stream);
 810         if (!trace) {
 811                 return;
 812         }
 813
 814         BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
 815         SET_TMP_PREFIX("trace-");
 816         format_trace(buf_ch, false, tmp_prefix, trace);
 817 }
 818
 819 static inline void format_event_common(char **buf_ch, bool extended,
 820                 const char *prefix, struct bt_event_common *event,
 821                 format_func format_event_class_func,
 822                 format_func format_stream_class_func,
 823                 format_func format_trace_func)
 824 {
 825         struct bt_trace_common *trace;
 826         struct bt_stream_class_common *stream_class;
 827         char tmp_prefix[64];
 828
 829         if (!extended) {
 830                 return;
 831         }
 832
 833         BUF_APPEND(", %sis-frozen=%d, %sheader-field-addr=%p, "
 834                 "%sstream-context-field-addr=%p, "
 835                 "%scontext-field-addr=%p, %spayload-field-addr=%p, ",
 836                 PRFIELD(event->frozen),
 837                 PRFIELD(event->header_field ? event->header_field->field : NULL),
 838                 PRFIELD(event->stream_event_context_field),
 839                 PRFIELD(event->context_field),
 840                 PRFIELD(event->payload_field));
 841         BUF_APPEND(", %sevent-class-addr=%p", PRFIELD(event->class));
 842
 843         if (!event->class) {
 844                 return;
 845         }
 846
 847         SET_TMP_PREFIX("event-class-");
 848         format_event_class_func(buf_ch, false, tmp_prefix, event->class);
 849         stream_class = bt_event_class_common_borrow_stream_class(event->class);
 850         if (stream_class) {
 851                 BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
 852                 SET_TMP_PREFIX("stream-class-");
 853                 format_stream_class_func(buf_ch, false, tmp_prefix,
 854                         stream_class);
 855
 856                 trace = bt_stream_class_common_borrow_trace(stream_class);
 857                 if (trace) {
 858                         BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
 859                         SET_TMP_PREFIX("trace-");
 860                         format_trace_func(buf_ch, false, tmp_prefix, trace);
 861                 }
 862         }
 863 }
 864
 865 static inline void format_event(char **buf_ch, bool extended,
 866                 const char *prefix, struct bt_event *event)
 867 {
 868         struct bt_packet *packet;
 869         struct bt_stream *stream;
 870         char tmp_prefix[64];
 871
 872         format_event_common(buf_ch, extended, prefix, BT_TO_COMMON(event),
 873                 (format_func) format_event_class,
 874                 (format_func) format_stream_class, (format_func) format_trace);
 875
 876         if (!extended) {
 877                 return;
 878         }
 879
 880         if (event->clock_values) {
 881                 BUF_APPEND(", %sclock-value-count=%u",
 882                         PRFIELD(g_hash_table_size(event->clock_values)));
 883         }
 884
 885         packet = bt_event_borrow_packet(event);
 886         if (!packet) {
 887                 return;
 888         }
 889
 890         BUF_APPEND(", %spacket-addr=%p", PRFIELD(packet));
 891         SET_TMP_PREFIX("packet-");
 892         format_packet(buf_ch, false, tmp_prefix, packet);
 893         stream = bt_packet_borrow_stream(packet);
 894         if (!stream) {
 895                 return;
 896         }
 897
 898         BUF_APPEND(", %sstream-addr=%p", PRFIELD(stream));
 899         SET_TMP_PREFIX("stream-");
 900         format_stream(buf_ch, false, tmp_prefix, stream);
 901 }
 902
 903 static inline void format_writer_event(char **buf_ch, bool extended,
 904                 const char *prefix, struct bt_event *event)
 905 {
 906         format_event_common(buf_ch, extended, prefix, BT_TO_COMMON(event),
 907                 (format_func) format_writer_event_class,
 908                 (format_func) format_writer_stream_class,
 909                 (format_func) format_writer_trace);
 910 }
 911
 912 static inline void format_clock_class(char **buf_ch, bool extended,
 913                 const char *prefix, struct bt_clock_class *clock_class)
 914 {
 915         char tmp_prefix[64];
 916
 917         BUF_APPEND(", %sname=\"%s\", %sfreq=%" PRIu64,
 918                 PRFIELD(clock_class->name->str),
 919                 PRFIELD(clock_class->frequency));
 920
 921         if (!extended) {
 922                 return;
 923         }
 924
 925         if (clock_class->description) {
 926                 BUF_APPEND(", %spartial-description=\"%.32s\"",
 927                         PRFIELD(clock_class->description->str));
 928         }
 929
 930         BUF_APPEND(", %sis-frozen=%d, %sprecision=%" PRIu64 ", "
 931                 "%soffset-s=%" PRId64 ", "
 932                 "%soffset-cycles=%" PRId64 ", %sis-absolute=%d",
 933                 PRFIELD(clock_class->frozen), PRFIELD(clock_class->precision),
 934                 PRFIELD(clock_class->offset_s), PRFIELD(clock_class->offset),
 935                 PRFIELD(clock_class->absolute));
 936
 937         if (clock_class->uuid_set) {
 938                 BUF_APPEND_UUID(clock_class->uuid);
 939         }
 940
 941         SET_TMP_PREFIX("cv-pool-");
 942         format_object_pool(buf_ch, extended, prefix, &clock_class->cv_pool);
 943 }
 944
 945 static inline void format_clock_value(char **buf_ch, bool extended,
 946                 const char *prefix, struct bt_clock_value *clock_value)
 947 {
 948         char tmp_prefix[64];
 949         BUF_APPEND(", %svalue=%" PRIu64 ", %sns-from-epoch=%" PRId64,
 950                 PRFIELD(clock_value->value),
 951                 PRFIELD(clock_value->ns_from_epoch));
 952
 953         if (!extended) {
 954                 return;
 955         }
 956
 957         BUF_APPEND(", %sis-frozen=%d, %sis-set=%d",
 958                 PRFIELD(clock_value->frozen), PRFIELD(clock_value->is_set));
 959         BUF_APPEND(", %sclock-class-addr=%p",
 960                 PRFIELD(clock_value->clock_class));
 961         SET_TMP_PREFIX("clock-class-");
 962         format_clock_class(buf_ch, false, tmp_prefix, clock_value->clock_class);
 963 }
 964
 965 static inline void format_value(char **buf_ch, bool extended,
 966                 const char *prefix, struct bt_value *value)
 967 {
 968         BUF_APPEND(", %stype=%s",
 969                 PRFIELD(bt_value_type_string(bt_value_get_type(value))));
 970
 971         if (!extended) {
 972                 return;
 973         }
 974
 975         switch (bt_value_get_type(value)) {
 976         case BT_VALUE_TYPE_BOOL:
 977         {
 978                 bt_bool val;
 979
 980                 (void) bt_value_bool_get(value, &val);
 981                 BUF_APPEND(", %svalue=%d", PRFIELD(val));
 982                 break;
 983         }
 984         case BT_VALUE_TYPE_INTEGER:
 985         {
 986                 int64_t val;
 987
 988                 (void) bt_value_integer_get(value, &val);
 989                 BUF_APPEND(", %svalue=%" PRId64, PRFIELD(val));
 990                 break;
 991         }
 992         case BT_VALUE_TYPE_FLOAT:
 993         {
 994                 double val;
 995
 996                 (void) bt_value_float_get(value, &val);
 997                 BUF_APPEND(", %svalue=%f", PRFIELD(val));
 998                 break;
 999         }
1000         case BT_VALUE_TYPE_STRING:
1001         {
1002                 const char *val;
1003
1004                 (void) bt_value_string_get(value, &val);
1005                 BUF_APPEND(", %spartial-value=\"%.32s\"", PRFIELD(val));
1006                 break;
1007         }
1008         case BT_VALUE_TYPE_ARRAY:
1009         {
1010                 int64_t count = bt_value_array_size(value);
1011
1012                 BT_ASSERT(count >= 0);
1013                 BUF_APPEND(", %selement-count=%" PRId64, PRFIELD(count));
1014                 break;
1015         }
1016         case BT_VALUE_TYPE_MAP:
1017         {
1018                 int64_t count = bt_value_map_size(value);
1019
1020                 BT_ASSERT(count >= 0);
1021                 BUF_APPEND(", %selement-count=%" PRId64, PRFIELD(count));
1022                 break;
1023         }
1024         default:
1025                 break;
1026         }
1027 }
1028
1029 static inline void format_notification(char **buf_ch, bool extended,
1030                 const char *prefix, struct bt_notification *notif)
1031 {
1032         char tmp_prefix[64];
1033
1034         BUF_APPEND(", %stype=%s",
1035                 PRFIELD(bt_notification_type_string(notif->type)));
1036
1037         if (!extended) {
1038                 return;
1039         }
1040
1041         BUF_APPEND(", %sis-frozen=%d", PRFIELD(notif->frozen));
1042
1043         switch (notif->type) {
1044         case BT_NOTIFICATION_TYPE_EVENT:
1045         {
1046                 struct bt_notification_event *notif_event = (void *) notif;
1047
1048                 SET_TMP_PREFIX("event-");
1049                 format_event(buf_ch, true, tmp_prefix, notif_event->event);
1050
1051                 if (!notif_event->cc_prio_map) {
1052                         return;
1053                 }
1054
1055                 BUF_APPEND(", %scc-prio-map-addr=%p, %scc-prio-map-cc-count=%u",
1056                         PRFIELD(notif_event->cc_prio_map),
1057                         PRFIELD(notif_event->cc_prio_map->entries->len));
1058                 break;
1059         }
1060         case BT_NOTIFICATION_TYPE_INACTIVITY:
1061         {
1062                 struct bt_notification_inactivity *notif_inactivity =
1063                         (void *) notif;
1064
1065                 if (!notif_inactivity->cc_prio_map) {
1066                         return;
1067                 }
1068
1069                 BUF_APPEND(", %scc-prio-map-addr=%p, %scc-prio-map-cc-count=%u",
1070                         PRFIELD(notif_inactivity->cc_prio_map),
1071                         PRFIELD(notif_inactivity->cc_prio_map->entries->len));
1072                 break;
1073         }
1074         case BT_NOTIFICATION_TYPE_STREAM_BEGIN:
1075         {
1076                 struct bt_notification_stream_begin *notif_stream =
1077                         (void *) notif;
1078
1079                 SET_TMP_PREFIX("stream-");
1080                 format_stream(buf_ch, true, tmp_prefix, notif_stream->stream);
1081                 break;
1082         }
1083         case BT_NOTIFICATION_TYPE_STREAM_END:
1084         {
1085                 struct bt_notification_stream_end *notif_stream =
1086                         (void *) notif;
1087
1088                 SET_TMP_PREFIX("stream-");
1089                 format_stream(buf_ch, true, tmp_prefix, notif_stream->stream);
1090                 break;
1091         }
1092         case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
1093         {
1094                 struct bt_notification_packet_begin *notif_packet =
1095                         (void *) notif;
1096
1097                 SET_TMP_PREFIX("packet-");
1098                 format_packet(buf_ch, true, tmp_prefix, notif_packet->packet);
1099                 break;
1100         }
1101         case BT_NOTIFICATION_TYPE_PACKET_END:
1102         {
1103                 struct bt_notification_packet_end *notif_packet =
1104                         (void *) notif;
1105
1106                 SET_TMP_PREFIX("packet-");
1107                 format_packet(buf_ch, true, tmp_prefix, notif_packet->packet);
1108                 break;
1109         }
1110         case BT_NOTIFICATION_TYPE_DISCARDED_EVENTS:
1111         case BT_NOTIFICATION_TYPE_DISCARDED_PACKETS:
1112         {
1113                 struct bt_notification_discarded_elements *notif_discarded =
1114                         (void *) notif;
1115
1116                 BUF_APPEND(", %scount=%" PRId64,
1117                         PRFIELD(notif_discarded->count));
1118
1119                 if (notif_discarded->begin_clock_value) {
1120                         SET_TMP_PREFIX("begin-clock-value-");
1121                         format_clock_value(buf_ch, true, tmp_prefix,
1122                                 notif_discarded->begin_clock_value);
1123                 }
1124
1125                 if (notif_discarded->end_clock_value) {
1126                         SET_TMP_PREFIX("end-clock-value-");
1127                         format_clock_value(buf_ch, true, tmp_prefix,
1128                                 notif_discarded->end_clock_value);
1129                 }
1130                 break;
1131         }
1132         default:
1133                 break;
1134         }
1135 }
1136
1137 static inline void format_plugin_so_shared_lib_handle(char **buf_ch,
1138                 const char *prefix,
1139                 struct bt_plugin_so_shared_lib_handle *handle)
1140 {
1141         BUF_APPEND(", %saddr=%p", PRFIELD(handle));
1142
1143         if (handle->path) {
1144                 BUF_APPEND(", %spath=\"%s\"", PRFIELD(handle->path->str));
1145         }
1146 }
1147
1148 static inline void format_component_class(char **buf_ch, bool extended,
1149                 const char *prefix, struct bt_component_class *comp_class)
1150 {
1151         char tmp_prefix[64];
1152
1153         BUF_APPEND(", %stype=%s, %sname=\"%s\"",
1154                 PRFIELD(bt_component_class_type_string(comp_class->type)),
1155                 PRFIELD(comp_class->name ? comp_class->name->str : NULL));
1156
1157         if (comp_class->description) {
1158                 BUF_APPEND(", %spartial-descr=\"%.32s\"",
1159                         PRFIELD(comp_class->description->str));
1160         }
1161
1162         if (!extended) {
1163                 return;
1164         }
1165
1166         BUF_APPEND(", %sis-frozen=%d", PRFIELD(comp_class->frozen));
1167
1168         if (comp_class->so_handle) {
1169                 SET_TMP_PREFIX("so-handle-");
1170                 format_plugin_so_shared_lib_handle(buf_ch, tmp_prefix,
1171                         comp_class->so_handle);
1172         }
1173 }
1174
1175 static inline void format_component(char **buf_ch, bool extended,
1176                 const char *prefix, struct bt_component *component)
1177 {
1178         char tmp_prefix[64];
1179
1180         BUF_APPEND(", %sname=\"%s\"", PRFIELD(component->name->str));
1181         SET_TMP_PREFIX("class-");
1182         format_component_class(buf_ch, extended, tmp_prefix, component->class);
1183
1184         if (!extended) {
1185                 return;
1186         }
1187
1188         if (component->input_ports) {
1189                 BUF_APPEND(", %sinput-port-count=%u",
1190                         PRFIELD(component->input_ports->len));
1191         }
1192
1193         if (component->output_ports) {
1194                 BUF_APPEND(", %soutput-port-count=%u",
1195                         PRFIELD(component->output_ports->len));
1196         }
1197 }
1198
1199 static inline void format_port(char **buf_ch, bool extended,
1200                 const char *prefix, struct bt_port *port)
1201 {
1202         char tmp_prefix[64];
1203
1204         BUF_APPEND(", %stype=%s, %sname=\"%s\"",
1205                 PRFIELD(bt_port_type_string(port->type)),
1206                 PRFIELD(port->name->str));
1207
1208         if (!extended) {
1209                 return;
1210         }
1211
1212         if (port->connection) {
1213                 SET_TMP_PREFIX("conn-");
1214                 format_connection(buf_ch, false, tmp_prefix, port->connection);
1215         }
1216 }
1217
1218 static inline void format_connection(char **buf_ch, bool extended,
1219                 const char *prefix, struct bt_connection *connection)
1220 {
1221         char tmp_prefix[64];
1222
1223         if (!extended) {
1224                 return;
1225         }
1226
1227         if (connection->upstream_port) {
1228                 SET_TMP_PREFIX("upstream-port-");
1229                 format_port(buf_ch, false, tmp_prefix,
1230                         connection->upstream_port);
1231         }
1232
1233         if (connection->downstream_port) {
1234                 SET_TMP_PREFIX("downstream-port-");
1235                 format_port(buf_ch, false, tmp_prefix,
1236                         connection->downstream_port);
1237         }
1238 }
1239
1240 static inline void format_graph(char **buf_ch, bool extended,
1241                 const char *prefix, struct bt_graph *graph)
1242 {
1243         BUF_APPEND(", %sis-canceled=%d", PRFIELD(graph->canceled));
1244
1245         if (!extended) {
1246                 return;
1247         }
1248
1249         if (graph->components) {
1250                 BUF_APPEND(", %scomp-count=%u",
1251                         PRFIELD(graph->components->len));
1252         }
1253
1254         if (graph->connections) {
1255                 BUF_APPEND(", %sconn-count=%u",
1256                         PRFIELD(graph->connections->len));
1257         }
1258 }
1259
1260 static inline void format_notification_iterator(char **buf_ch,
1261                 bool extended, const char *prefix,
1262                 struct bt_notification_iterator *iterator)
1263 {
1264         const char *type;
1265         char tmp_prefix[64];
1266
1267         if (iterator->type == BT_NOTIFICATION_ITERATOR_TYPE_PRIVATE_CONNECTION) {
1268                 type = "BT_NOTIFICATION_ITERATOR_TYPE_PRIVATE_CONNECTION";
1269         } else if (iterator->type == BT_NOTIFICATION_ITERATOR_TYPE_OUTPUT_PORT) {
1270                 type = "BT_NOTIFICATION_ITERATOR_TYPE_OUTPUT_PORT";
1271         } else {
1272                 type = "(unknown)";
1273         }
1274
1275         BUF_APPEND(", %stype=%s", PRFIELD(type));
1276
1277         switch (iterator->type) {
1278         case BT_NOTIFICATION_ITERATOR_TYPE_PRIVATE_CONNECTION:
1279         {
1280                 struct bt_notification_iterator_private_connection *
1281                         iter_priv_conn = (void *) iterator;
1282
1283                 if (iter_priv_conn->upstream_component) {
1284                         SET_TMP_PREFIX("upstream-comp-");
1285                         format_component(buf_ch, false, tmp_prefix,
1286                                 iter_priv_conn->upstream_component);
1287                 }
1288
1289                 if (iter_priv_conn->upstream_port) {
1290                         SET_TMP_PREFIX("upstream-port-");
1291                         format_port(buf_ch, false, tmp_prefix,
1292                                 iter_priv_conn->upstream_port);
1293                 }
1294
1295                 if (iter_priv_conn->connection) {
1296                         SET_TMP_PREFIX("upstream-conn-");
1297                         format_connection(buf_ch, false, tmp_prefix,
1298                                 iter_priv_conn->connection);
1299                 }
1300                 break;
1301         }
1302         case BT_NOTIFICATION_ITERATOR_TYPE_OUTPUT_PORT:
1303         {
1304                 struct bt_notification_iterator_output_port *iter_output_port =
1305                         (void *) iterator;
1306
1307                 SET_TMP_PREFIX("graph-");
1308                 format_graph(buf_ch, false, tmp_prefix,
1309                         iter_output_port->graph);
1310                 SET_TMP_PREFIX("colander-comp-");
1311                 format_component(buf_ch, false, tmp_prefix,
1312                         iter_output_port->colander);
1313                 SET_TMP_PREFIX("output-port-");
1314                 format_port(buf_ch, false, tmp_prefix,
1315                         iter_output_port->output_port);
1316                 break;
1317         }
1318         default:
1319                 break;
1320         }
1321 }
1322
1323 static inline void format_plugin(char **buf_ch, bool extended,
1324                 const char *prefix, struct bt_plugin *plugin)
1325 {
1326         char tmp_prefix[64];
1327
1328         BUF_APPEND(", %stype=%s", PRFIELD(bt_plugin_type_string(plugin->type)));
1329
1330         if (plugin->info.path_set) {
1331                 BUF_APPEND(", %spath=\"%s\"",
1332                         PRFIELD(plugin->info.path->str));
1333         }
1334
1335         if (plugin->info.name_set) {
1336                 BUF_APPEND(", %sname=\"%s\"",
1337                         PRFIELD(plugin->info.name->str));
1338         }
1339
1340         if (!extended) {
1341                 return;
1342         }
1343
1344         if (plugin->info.author_set) {
1345                 BUF_APPEND(", %sauthor=\"%s\"",
1346                         PRFIELD(plugin->info.author->str));
1347         }
1348
1349         if (plugin->info.license_set) {
1350                 BUF_APPEND(", %slicense=\"%s\"",
1351                         PRFIELD(plugin->info.license->str));
1352         }
1353
1354         if (plugin->info.version_set) {
1355                 BUF_APPEND(", %sversion=%u.%u.%u%s",
1356                         PRFIELD(plugin->info.version.major),
1357                         plugin->info.version.minor,
1358                         plugin->info.version.patch,
1359                         plugin->info.version.extra ?
1360                                 plugin->info.version.extra->str : "");
1361         }
1362
1363         BUF_APPEND(", %sis-frozen=%d, %scomp-class-count=%u",
1364                 PRFIELD(plugin->frozen),
1365                 PRFIELD(plugin->comp_classes->len));
1366
1367         if (plugin->spec_data) {
1368                 struct bt_plugin_so_spec_data *spec_data =
1369                         (void *) plugin->spec_data;
1370
1371                 if (spec_data->shared_lib_handle) {
1372                         SET_TMP_PREFIX("so-handle-");
1373                         format_plugin_so_shared_lib_handle(buf_ch, tmp_prefix,
1374                                 spec_data->shared_lib_handle);
1375                 }
1376         }
1377 }
1378
1379 static inline void format_ctf_writer(char **buf_ch, bool extended,
1380                 const char *prefix, struct bt_ctf_writer *writer)
1381 {
1382         /* TODO */
1383 }
1384
1385 static inline void format_stream_class_common_common(char **buf_ch,
1386                 bool extended, const char *prefix,
1387                 struct bt_stream_class_common *stream_class)
1388 {
1389         format_stream_class_common(buf_ch, extended, prefix, stream_class,
1390                 (format_func) format_trace_common);
1391 }
1392
1393 static inline void format_event_class_common_common(char **buf_ch,
1394                 bool extended, const char *prefix,
1395                 struct bt_event_class_common *event_class)
1396 {
1397         format_event_class_common(buf_ch, extended, prefix, event_class,
1398                 (format_func) format_stream_class_common,
1399                 (format_func) format_trace_common);
1400 }
1401
1402 static inline void format_event_common_common(char **buf_ch,
1403                 bool extended, const char *prefix,
1404                 struct bt_event_common *event)
1405 {
1406         format_event_common(buf_ch, extended, prefix, event,
1407                 (format_func) format_event_class_common,
1408                 (format_func) format_stream_class_common,
1409                 (format_func) format_trace_common);
1410 }
1411
1412 static inline void format_stream_common_common(char **buf_ch, bool extended,
1413                 const char *prefix, struct bt_stream_common *stream)
1414 {
1415         format_stream_common(buf_ch, extended, prefix, stream,
1416                 (format_func) format_stream_class_common,
1417                 (format_func) format_trace_common);
1418 }
1419
1420 static inline void handle_conversion_specifier_bt(void *priv_data,
1421                 char **buf_ch, size_t avail_size,
1422                 const char **out_fmt_ch, va_list *args)
1423 {
1424         const char *fmt_ch = *out_fmt_ch;
1425         bool extended = false;
1426         char prefix[64];
1427         char *prefix_ch = prefix;
1428         void *obj;
1429         enum {
1430                 CAT_DEFAULT,
1431                 CAT_WRITER,
1432                 CAT_COMMON,
1433         } cat = CAT_DEFAULT;
1434
1435         /* skip "%!" */
1436         fmt_ch += 2;
1437
1438         if (*fmt_ch == '[') {
1439                 /* local prefix */
1440                 fmt_ch++;
1441
1442                 while (true) {
1443                         if (*fmt_ch == ']') {
1444                                 *prefix_ch = '\0';
1445                                 fmt_ch++;
1446                                 break;
1447                         }
1448
1449                         *prefix_ch = *fmt_ch;
1450                         prefix_ch++;
1451                         fmt_ch++;
1452                 }
1453         }
1454
1455         *prefix_ch = '\0';
1456
1457         if (*fmt_ch == '+') {
1458                 extended = true;
1459                 fmt_ch++;
1460         }
1461
1462         if (*fmt_ch == 'w') {
1463                 cat = CAT_WRITER;
1464                 fmt_ch++;
1465         } else if (*fmt_ch == '_') {
1466                 cat = CAT_COMMON;
1467                 fmt_ch++;
1468         }
1469
1470         obj = va_arg(*args, void *);
1471         BUF_APPEND("%saddr=%p", prefix, obj);
1472
1473         if (!obj) {
1474                 goto update_fmt;
1475         }
1476
1477         switch (cat) {
1478         case CAT_DEFAULT:
1479                 switch (*fmt_ch) {
1480                 case 'r':
1481                         format_ref_count(buf_ch, extended, prefix, obj);
1482                         break;
1483                 case 'F':
1484                         format_field_type(buf_ch, extended, prefix, obj);
1485                         break;
1486                 case 'f':
1487                         format_field(buf_ch, extended, prefix, obj);
1488                         break;
1489                 case 'P':
1490                         format_field_path(buf_ch, extended, prefix, obj);
1491                         break;
1492                 case 'E':
1493                         format_event_class(buf_ch, extended, prefix, obj);
1494                         break;
1495                 case 'e':
1496                         format_event(buf_ch, extended, prefix, obj);
1497                         break;
1498                 case 'S':
1499                         format_stream_class(buf_ch, extended, prefix, obj);
1500                         break;
1501                 case 's':
1502                         format_stream(buf_ch, extended, prefix, obj);
1503                         break;
1504                 case 'a':
1505                         format_packet(buf_ch, extended, prefix, obj);
1506                         break;
1507                 case 't':
1508                         format_trace(buf_ch, extended, prefix, obj);
1509                         break;
1510                 case 'K':
1511                         format_clock_class(buf_ch, extended, prefix, obj);
1512                         break;
1513                 case 'k':
1514                         format_clock_value(buf_ch, extended, prefix, obj);
1515                         break;
1516                 case 'v':
1517                         format_value(buf_ch, extended, prefix, obj);
1518                         break;
1519                 case 'n':
1520                         format_notification(buf_ch, extended, prefix, obj);
1521                         break;
1522                 case 'i':
1523                         format_notification_iterator(buf_ch, extended, prefix, obj);
1524                         break;
1525                 case 'C':
1526                         format_component_class(buf_ch, extended, prefix, obj);
1527                         break;
1528                 case 'c':
1529                         format_component(buf_ch, extended, prefix, obj);
1530                         break;
1531                 case 'p':
1532                         format_port(buf_ch, extended, prefix, obj);
1533                         break;
1534                 case 'x':
1535                         format_connection(buf_ch, extended, prefix, obj);
1536                         break;
1537                 case 'u':
1538                         format_plugin(buf_ch, extended, prefix, obj);
1539                         break;
1540                 case 'g':
1541                         format_graph(buf_ch, extended, prefix, obj);
1542                         break;
1543                 case 'o':
1544                         format_object_pool(buf_ch, extended, prefix, obj);
1545                         break;
1546                 default:
1547                         abort();
1548                 }
1549                 break;
1550         case CAT_WRITER:
1551                 switch (*fmt_ch) {
1552                 case 'F':
1553                         format_writer_field_type(buf_ch, extended, prefix, obj);
1554                         break;
1555                 case 'f':
1556                         format_writer_field(buf_ch, extended, prefix, obj);
1557                         break;
1558                 case 'E':
1559                         format_writer_event_class(buf_ch, extended, prefix, obj);
1560                         break;
1561                 case 'e':
1562                         format_writer_event(buf_ch, extended, prefix, obj);
1563                         break;
1564                 case 'S':
1565                         format_writer_stream_class(buf_ch, extended, prefix, obj);
1566                         break;
1567                 case 's':
1568                         format_writer_stream(buf_ch, extended, prefix, obj);
1569                         break;
1570                 case 't':
1571                         format_writer_trace(buf_ch, extended, prefix, obj);
1572                         break;
1573                 case 'w':
1574                         format_ctf_writer(buf_ch, extended, prefix, obj);
1575                         break;
1576                 default:
1577                         abort();
1578                 }
1579                 break;
1580         case CAT_COMMON:
1581                 switch (*fmt_ch) {
1582                 case 'F':
1583                         format_field_type_common(buf_ch, extended, prefix, obj);
1584                         break;
1585                 case 'f':
1586                         format_field_common(buf_ch, extended, prefix, obj);
1587                         break;
1588                 case 'E':
1589                         format_event_class_common_common(buf_ch, extended, prefix, obj);
1590                         break;
1591                 case 'e':
1592                         format_event_common_common(buf_ch, extended, prefix, obj);
1593                         break;
1594                 case 'S':
1595                         format_stream_class_common_common(buf_ch, extended, prefix, obj);
1596                         break;
1597                 case 's':
1598                         format_stream_common_common(buf_ch, extended, prefix, obj);
1599                         break;
1600                 case 't':
1601                         format_trace_common(buf_ch, extended, prefix, obj);
1602                         break;
1603                 default:
1604                         abort();
1605                 }
1606                 break;
1607         }
1608
1609 update_fmt:
1610         fmt_ch++;
1611         *out_fmt_ch = fmt_ch;
1612 }
1613
1614 BT_HIDDEN
1615 void bt_lib_log(const char *func, const char *file, unsigned line,
1616                 int lvl, const char *tag, const char *fmt, ...)
1617 {
1618         va_list args;
1619
1620         BT_ASSERT(fmt);
1621         va_start(args, fmt);
1622         bt_common_custom_vsnprintf(lib_logging_buf, LIB_LOGGING_BUF_SIZE, '!',
1623                 handle_conversion_specifier_bt, NULL, fmt, &args);
1624         va_end(args);
1625         _bt_log_write_d(func, file, line, lvl, tag, "%s", lib_logging_buf);
1626 }