2 * Copyright 2018 Philippe Proulx <pproulx@efficios.com>
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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
23 #define BT_LOG_TAG "LIB/LIB-LOGGING"
24 #include "lib/logging.h"
34 #include "common/common.h"
35 #include "common/uuid.h"
36 #include <babeltrace2/babeltrace.h>
39 #include "assert-pre.h"
40 #include "assert-post.h"
42 #include "integer-range-set.h"
43 #include "object-pool.h"
44 #include "graph/interrupter.h"
45 #include "graph/component-class.h"
46 #include "graph/component-class-sink-colander.h"
47 #include "graph/component-filter.h"
48 #include "graph/component.h"
49 #include "graph/component-sink.h"
50 #include "graph/component-source.h"
51 #include "graph/connection.h"
52 #include "graph/graph.h"
53 #include "graph/message/discarded-items.h"
54 #include "graph/message/event.h"
55 #include "graph/message/iterator.h"
56 #include "graph/message/message.h"
57 #include "graph/message/message-iterator-inactivity.h"
58 #include "graph/message/packet.h"
59 #include "graph/message/stream.h"
60 #include "graph/port.h"
61 #include "plugin/plugin.h"
62 #include "plugin/plugin-so.h"
63 #include "trace-ir/clock-class.h"
64 #include "trace-ir/clock-snapshot.h"
65 #include "trace-ir/event-class.h"
66 #include "trace-ir/event.h"
67 #include "trace-ir/field-class.h"
68 #include "trace-ir/field.h"
69 #include "trace-ir/field-path.h"
70 #include "trace-ir/packet.h"
71 #include "trace-ir/stream-class.h"
72 #include "trace-ir/stream.h"
73 #include "trace-ir/trace-class.h"
74 #include "trace-ir/trace.h"
75 #include "trace-ir/utils.h"
77 #include "assert-pre.h"
79 #define LIB_LOGGING_BUF_SIZE (4096 * 4)
81 static __thread
char lib_logging_buf
[LIB_LOGGING_BUF_SIZE
];
83 #define BUF_APPEND(_fmt, ...) \
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) { \
96 #define BUF_APPEND_UUID(_uuid) \
98 BUF_APPEND(", %suuid=", prefix); \
99 format_uuid(buf_ch, (_uuid)); \
102 #define PRFIELD(_expr) prefix, (_expr)
104 #define PRFIELD_GSTRING(_expr) PRFIELD((_expr) ? (_expr)->str : NULL)
106 #define TMP_PREFIX_LEN 128
107 #define SET_TMP_PREFIX(_prefix2) \
110 snprintf(tmp_prefix, TMP_PREFIX_LEN - 1, "%s%s", \
111 prefix, (_prefix2)); \
113 if (snprintf_ret < 0 || snprintf_ret >= TMP_PREFIX_LEN - 1) { \
117 tmp_prefix[TMP_PREFIX_LEN - 1] = '\0'; \
120 static inline void format_component(char **buf_ch
, bool extended
,
121 const char *prefix
, const struct bt_component
*component
);
123 static inline void format_port(char **buf_ch
, bool extended
,
124 const char *prefix
, const struct bt_port
*port
);
126 static inline void format_connection(char **buf_ch
, bool extended
,
127 const char *prefix
, const struct bt_connection
*connection
);
129 static inline void format_clock_snapshot(char **buf_ch
, bool extended
,
130 const char *prefix
, const struct bt_clock_snapshot
*clock_snapshot
);
132 static inline void format_field_path(char **buf_ch
, bool extended
,
133 const char *prefix
, const struct bt_field_path
*field_path
);
135 static inline void format_object(char **buf_ch
, bool extended
,
136 const char *prefix
, const struct bt_object
*obj
)
138 BUF_APPEND(", %sref-count=%llu", prefix
, obj
->ref_count
);
141 static inline void format_uuid(char **buf_ch
, bt_uuid uuid
)
143 BUF_APPEND("\"" BT_UUID_FMT
"\"", BT_UUID_FMT_VALUES(uuid
));
146 static inline void format_object_pool(char **buf_ch
, bool extended
,
147 const char *prefix
, const struct bt_object_pool
*pool
)
149 BUF_APPEND(", %ssize=%zu", PRFIELD(pool
->size
));
152 BUF_APPEND(", %scap=%u", PRFIELD(pool
->objects
->len
));
156 static inline void format_integer_field_class(char **buf_ch
,
157 bool extended
, const char *prefix
,
158 const struct bt_field_class
*field_class
)
160 const struct bt_field_class_integer
*int_fc
=
161 (const void *) field_class
;
163 BUF_APPEND(", %srange-size=%" PRIu64
", %sbase=%s",
164 PRFIELD(int_fc
->range
),
165 PRFIELD(bt_common_field_class_integer_preferred_display_base_string(int_fc
->base
)));
168 static inline void format_array_field_class(char **buf_ch
,
169 bool extended
, const char *prefix
,
170 const struct bt_field_class
*field_class
)
172 const struct bt_field_class_array
*array_fc
=
173 (const void *) field_class
;
175 BUF_APPEND(", %selement-fc-addr=%p, %selement-fc-type=%s",
176 PRFIELD(array_fc
->element_fc
),
177 PRFIELD(bt_common_field_class_type_string(array_fc
->element_fc
->type
)));
180 static inline void format_field_class(char **buf_ch
, bool extended
,
181 const char *prefix
, const struct bt_field_class
*field_class
)
183 char tmp_prefix
[TMP_PREFIX_LEN
];
185 BUF_APPEND(", %stype=%s",
186 PRFIELD(bt_common_field_class_type_string(field_class
->type
)));
189 BUF_APPEND(", %sis-frozen=%d", PRFIELD(field_class
->frozen
));
190 BUF_APPEND(", %sis-part-of-trace-class=%d",
191 PRFIELD(field_class
->part_of_trace_class
));
196 switch (field_class
->type
) {
197 case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER
:
198 case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER
:
200 format_integer_field_class(buf_ch
, extended
, prefix
, field_class
);
203 case BT_FIELD_CLASS_TYPE_REAL
:
205 const struct bt_field_class_real
*real_fc
= (void *) field_class
;
207 BUF_APPEND(", %sis-single-precision=%d",
208 PRFIELD(real_fc
->is_single_precision
));
211 case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION
:
212 case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION
:
214 const struct bt_field_class_enumeration
*enum_fc
=
215 (const void *) field_class
;
217 format_integer_field_class(buf_ch
, extended
, prefix
, field_class
);
218 BUF_APPEND(", %smapping-count=%u",
219 PRFIELD(enum_fc
->mappings
->len
));
222 case BT_FIELD_CLASS_TYPE_STRUCTURE
:
224 const struct bt_field_class_structure
*struct_fc
=
225 (const void *) field_class
;
227 if (struct_fc
->common
.named_fcs
) {
228 BUF_APPEND(", %smember-count=%u",
229 PRFIELD(struct_fc
->common
.named_fcs
->len
));
234 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY
:
236 const struct bt_field_class_array_static
*array_fc
=
237 (const void *) field_class
;
239 format_array_field_class(buf_ch
, extended
, prefix
, field_class
);
240 BUF_APPEND(", %slength=%" PRIu64
, PRFIELD(array_fc
->length
));
243 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY
:
245 const struct bt_field_class_array_dynamic
*array_fc
=
246 (const void *) field_class
;
248 format_array_field_class(buf_ch
, extended
, prefix
, field_class
);
250 if (array_fc
->length_fc
) {
251 SET_TMP_PREFIX("length-fc-");
252 format_field_class(buf_ch
, extended
, tmp_prefix
,
253 array_fc
->length_fc
);
256 if (array_fc
->length_field_path
) {
257 SET_TMP_PREFIX("length-field-path-");
258 format_field_path(buf_ch
, extended
, tmp_prefix
,
259 array_fc
->length_field_path
);
264 case BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR
:
265 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR
:
266 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR
:
268 const struct bt_field_class_variant
*var_fc
=
269 (const void *) field_class
;
271 if (var_fc
->common
.named_fcs
) {
272 BUF_APPEND(", %soption-count=%u",
273 PRFIELD(var_fc
->common
.named_fcs
->len
));
276 if (field_class
->type
== BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR
||
277 field_class
->type
== BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR
) {
278 const struct bt_field_class_variant_with_selector
*var_with_sel_fc
=
279 (const void *) var_fc
;
281 if (var_with_sel_fc
->selector_fc
) {
282 SET_TMP_PREFIX("selector-fc-");
283 format_field_class(buf_ch
, extended
, tmp_prefix
,
284 var_with_sel_fc
->selector_fc
);
287 if (var_with_sel_fc
->selector_field_path
) {
288 SET_TMP_PREFIX("selector-field-path-");
289 format_field_path(buf_ch
, extended
, tmp_prefix
,
290 var_with_sel_fc
->selector_field_path
);
301 static inline void format_field_integer_extended(char **buf_ch
,
302 const char *prefix
, const struct bt_field
*field
)
304 const struct bt_field_integer
*integer
= (void *) field
;
305 const struct bt_field_class_integer
*field_class
=
306 (void *) field
->class;
307 const char *fmt
= NULL
;
309 BT_ASSERT(field_class
);
311 if (field_class
->base
== BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL
) {
312 fmt
= ", %svalue=%" PRIo64
;
313 } else if (field_class
->base
== BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL
) {
314 fmt
= ", %svalue=%" PRIx64
;
317 if (field_class
->common
.type
== BT_FIELD_CLASS_TYPE_SIGNED_INTEGER
||
318 field_class
->common
.type
== BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION
) {
320 fmt
= ", %svalue=%" PRId64
;
323 BUF_APPEND(fmt
, PRFIELD(integer
->value
.i
));
326 fmt
= ", %svalue=%" PRIu64
;
329 BUF_APPEND(fmt
, PRFIELD(integer
->value
.u
));
333 static inline void format_field(char **buf_ch
, bool extended
,
334 const char *prefix
, const struct bt_field
*field
)
336 BUF_APPEND(", %sis-set=%d", PRFIELD(field
->is_set
));
339 BUF_APPEND(", %sis-frozen=%d", PRFIELD(field
->frozen
));
342 BUF_APPEND(", %sclass-addr=%p", PRFIELD(field
->class));
348 BUF_APPEND(", %sclass-type=%s",
349 PRFIELD(bt_common_field_class_type_string(field
->class->type
)));
351 if (!extended
|| !field
->is_set
) {
355 switch (field
->class->type
) {
356 case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER
:
357 case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER
:
358 case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION
:
359 case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION
:
361 format_field_integer_extended(buf_ch
, prefix
, field
);
364 case BT_FIELD_CLASS_TYPE_REAL
:
366 const struct bt_field_real
*real_field
= (const void *) field
;
368 BUF_APPEND(", %svalue=%f", PRFIELD(real_field
->value
));
371 case BT_FIELD_CLASS_TYPE_STRING
:
373 const struct bt_field_string
*str
= (const void *) field
;
376 BT_ASSERT(str
->buf
->data
);
377 BUF_APPEND(", %spartial-value=\"%.32s\"",
378 PRFIELD(str
->buf
->data
));
383 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY
:
384 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY
:
386 const struct bt_field_array
*array_field
= (const void *) field
;
388 BUF_APPEND(", %slength=%" PRIu64
, PRFIELD(array_field
->length
));
390 if (array_field
->fields
) {
391 BUF_APPEND(", %sallocated-length=%u",
392 PRFIELD(array_field
->fields
->len
));
397 case BT_FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR
:
398 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR
:
399 case BT_FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR
:
401 const struct bt_field_variant
*var_field
= (const void *) field
;
403 BUF_APPEND(", %sselected-field-index=%" PRIu64
,
404 PRFIELD(var_field
->selected_index
));
412 static inline void format_field_path(char **buf_ch
, bool extended
,
413 const char *prefix
, const struct bt_field_path
*field_path
)
417 if (field_path
->items
) {
418 BT_ASSERT(field_path
->items
);
419 BUF_APPEND(", %sitem-count=%u",
420 PRFIELD(field_path
->items
->len
));
423 if (!extended
|| !field_path
->items
) {
427 BUF_APPEND(", %spath=[%s",
428 PRFIELD(bt_common_scope_string(field_path
->root
)));
430 for (i
= 0; i
< bt_field_path_get_item_count(field_path
); i
++) {
431 const struct bt_field_path_item
*fp_item
=
432 bt_field_path_borrow_item_by_index_const(field_path
, i
);
434 switch (bt_field_path_item_get_type(fp_item
)) {
435 case BT_FIELD_PATH_ITEM_TYPE_INDEX
:
436 BUF_APPEND(", %" PRIu64
,
437 bt_field_path_item_index_get_index(fp_item
));
439 case BT_FIELD_PATH_ITEM_TYPE_CURRENT_ARRAY_ELEMENT
:
440 BUF_APPEND("%s", ", <CUR>");
447 BUF_APPEND("%s", "]");
450 static inline void format_trace_class(char **buf_ch
, bool extended
,
451 const char *prefix
, const struct bt_trace_class
*trace_class
)
457 BUF_APPEND(", %sis-frozen=%d", PRFIELD(trace_class
->frozen
));
459 if (trace_class
->stream_classes
) {
460 BUF_APPEND(", %sstream-class-count=%u",
461 PRFIELD(trace_class
->stream_classes
->len
));
464 BUF_APPEND(", %sassigns-auto-sc-id=%d",
465 PRFIELD(trace_class
->assigns_automatic_stream_class_id
));
468 static inline void format_trace(char **buf_ch
, bool extended
,
469 const char *prefix
, const struct bt_trace
*trace
)
471 char tmp_prefix
[TMP_PREFIX_LEN
];
473 if (trace
->name
.value
) {
474 BUF_APPEND(", %sname=\"%s\"", PRFIELD(trace
->name
.value
));
481 if (trace
->uuid
.value
) {
482 BUF_APPEND_UUID(trace
->uuid
.value
);
485 BUF_APPEND(", %sis-frozen=%d", PRFIELD(trace
->frozen
));
487 if (trace
->streams
) {
488 BUF_APPEND(", %sstream-count=%u",
489 PRFIELD(trace
->streams
->len
));
496 BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace
->class));
497 SET_TMP_PREFIX("trace-class-");
498 format_trace_class(buf_ch
, false, tmp_prefix
, trace
->class);
501 static inline void format_stream_class(char **buf_ch
, bool extended
,
503 const struct bt_stream_class
*stream_class
)
505 const struct bt_trace_class
*trace_class
;
506 char tmp_prefix
[TMP_PREFIX_LEN
];
508 BUF_APPEND(", %sid=%" PRIu64
, PRFIELD(stream_class
->id
));
510 if (stream_class
->name
.value
) {
511 BUF_APPEND(", %sname=\"%s\"",
512 PRFIELD(stream_class
->name
.value
));
519 BUF_APPEND(", %sis-frozen=%d", PRFIELD(stream_class
->frozen
));
521 if (stream_class
->event_classes
) {
522 BUF_APPEND(", %sevent-class-count=%u",
523 PRFIELD(stream_class
->event_classes
->len
));
526 BUF_APPEND(", %spacket-context-fc-addr=%p, "
527 "%sevent-common-context-fc-addr=%p",
528 PRFIELD(stream_class
->packet_context_fc
),
529 PRFIELD(stream_class
->event_common_context_fc
));
530 trace_class
= bt_stream_class_borrow_trace_class_inline(stream_class
);
535 BUF_APPEND(", %sassigns-auto-ec-id=%d, %sassigns-auto-stream-id=%d, "
536 "%ssupports-packets=%d, "
537 "%spackets-have-begin-default-cs=%d, "
538 "%spackets-have-end-default-cs=%d, "
539 "%ssupports-discarded-events=%d, "
540 "%sdiscarded-events-have-default-cs=%d, "
541 "%ssupports-discarded-packets=%d, "
542 "%sdiscarded-packets-have-default-cs=%d",
543 PRFIELD(stream_class
->assigns_automatic_event_class_id
),
544 PRFIELD(stream_class
->assigns_automatic_stream_id
),
545 PRFIELD(stream_class
->supports_packets
),
546 PRFIELD(stream_class
->packets_have_beginning_default_clock_snapshot
),
547 PRFIELD(stream_class
->packets_have_end_default_clock_snapshot
),
548 PRFIELD(stream_class
->supports_discarded_events
),
549 PRFIELD(stream_class
->discarded_events_have_default_clock_snapshots
),
550 PRFIELD(stream_class
->supports_discarded_packets
),
551 PRFIELD(stream_class
->discarded_packets_have_default_clock_snapshots
));
552 BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class
));
553 SET_TMP_PREFIX("trace-class-");
554 format_trace_class(buf_ch
, false, tmp_prefix
, trace_class
);
555 SET_TMP_PREFIX("pcf-pool-");
556 format_object_pool(buf_ch
, extended
, tmp_prefix
,
557 &stream_class
->packet_context_field_pool
);
560 static inline void format_event_class(char **buf_ch
, bool extended
,
561 const char *prefix
, const struct bt_event_class
*event_class
)
563 const struct bt_stream_class
*stream_class
;
564 const struct bt_trace_class
*trace_class
;
565 char tmp_prefix
[TMP_PREFIX_LEN
];
567 BUF_APPEND(", %sid=%" PRIu64
, PRFIELD(event_class
->id
));
569 if (event_class
->name
.value
) {
570 BUF_APPEND(", %sname=\"%s\"",
571 PRFIELD(event_class
->name
.value
));
578 BUF_APPEND(", %sis-frozen=%d", PRFIELD(event_class
->frozen
));
580 if (event_class
->log_level
.base
.avail
) {
581 BUF_APPEND(", %slog-level=%s",
582 PRFIELD(bt_common_event_class_log_level_string(
583 (int) event_class
->log_level
.value
)));
586 if (event_class
->emf_uri
.value
) {
587 BUF_APPEND(", %semf-uri=\"%s\"",
588 PRFIELD(event_class
->emf_uri
.value
));
591 BUF_APPEND(", %sspecific-context-fc-addr=%p, %spayload-fc-addr=%p",
592 PRFIELD(event_class
->specific_context_fc
),
593 PRFIELD(event_class
->payload_fc
));
595 stream_class
= bt_event_class_borrow_stream_class_const(event_class
);
600 BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class
));
601 SET_TMP_PREFIX("stream-class-");
602 format_stream_class(buf_ch
, false, tmp_prefix
, stream_class
);
603 trace_class
= bt_stream_class_borrow_trace_class_inline(stream_class
);
608 BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class
));
609 SET_TMP_PREFIX("trace-class-");
610 format_trace_class(buf_ch
, false, tmp_prefix
, trace_class
);
611 SET_TMP_PREFIX("event-pool-");
612 format_object_pool(buf_ch
, extended
, tmp_prefix
,
613 &event_class
->event_pool
);
616 static inline void format_stream(char **buf_ch
, bool extended
,
617 const char *prefix
, const struct bt_stream
*stream
)
619 const struct bt_stream_class
*stream_class
;
620 const struct bt_trace_class
*trace_class
= NULL
;
621 const struct bt_trace
*trace
= NULL
;
622 char tmp_prefix
[TMP_PREFIX_LEN
];
624 BUF_APPEND(", %sid=%" PRIu64
, PRFIELD(stream
->id
));
626 if (stream
->name
.value
) {
627 BUF_APPEND(", %sname=\"%s\"", PRFIELD(stream
->name
.value
));
634 stream_class
= bt_stream_borrow_class_const(stream
);
636 BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class
));
637 SET_TMP_PREFIX("stream-class-");
638 format_stream_class(buf_ch
, false, tmp_prefix
, stream_class
);
639 trace_class
= bt_stream_class_borrow_trace_class_inline(stream_class
);
643 BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class
));
644 SET_TMP_PREFIX("trace-class-");
645 format_trace_class(buf_ch
, false, tmp_prefix
, trace_class
);
648 trace
= bt_stream_borrow_trace_inline(stream
);
650 BUF_APPEND(", %strace-addr=%p", PRFIELD(trace
));
651 SET_TMP_PREFIX("trace-");
652 format_trace(buf_ch
, false, tmp_prefix
, trace
);
655 SET_TMP_PREFIX("packet-pool-");
656 format_object_pool(buf_ch
, extended
, tmp_prefix
, &stream
->packet_pool
);
659 static inline void format_packet(char **buf_ch
, bool extended
,
660 const char *prefix
, const struct bt_packet
*packet
)
662 const struct bt_stream
*stream
;
663 const struct bt_trace_class
*trace_class
;
664 char tmp_prefix
[TMP_PREFIX_LEN
];
670 BUF_APPEND(", %sis-frozen=%d, %scontext-field-addr=%p",
671 PRFIELD(packet
->frozen
),
672 PRFIELD(packet
->context_field
? packet
->context_field
->field
: NULL
));
673 stream
= bt_packet_borrow_stream_const(packet
);
678 BUF_APPEND(", %sstream-addr=%p", PRFIELD(stream
));
679 SET_TMP_PREFIX("stream-");
680 format_stream(buf_ch
, false, tmp_prefix
, stream
);
681 trace_class
= (const struct bt_trace_class
*) bt_object_borrow_parent(&stream
->base
);
686 BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class
));
687 SET_TMP_PREFIX("trace-class-");
688 format_trace_class(buf_ch
, false, tmp_prefix
, trace_class
);
691 static inline void format_event(char **buf_ch
, bool extended
,
692 const char *prefix
, const struct bt_event
*event
)
694 const struct bt_trace_class
*trace_class
;
695 const struct bt_stream_class
*stream_class
;
696 char tmp_prefix
[TMP_PREFIX_LEN
];
702 BUF_APPEND(", %sis-frozen=%d, "
703 "%scommon-context-field-addr=%p, "
704 "%sspecific-context-field-addr=%p, "
705 "%spayload-field-addr=%p, ",
706 PRFIELD(event
->frozen
),
707 PRFIELD(event
->common_context_field
),
708 PRFIELD(event
->specific_context_field
),
709 PRFIELD(event
->payload_field
));
710 BUF_APPEND(", %sevent-class-addr=%p", PRFIELD(event
->class));
716 SET_TMP_PREFIX("event-class-");
717 format_event_class(buf_ch
, false, tmp_prefix
, event
->class);
718 stream_class
= bt_event_class_borrow_stream_class(event
->class);
720 BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class
));
721 SET_TMP_PREFIX("stream-class-");
722 format_stream_class(buf_ch
, false, tmp_prefix
,
725 trace_class
= bt_stream_class_borrow_trace_class_inline(
728 BUF_APPEND(", %strace-class-addr=%p",
729 PRFIELD(trace_class
));
730 SET_TMP_PREFIX("trace-class-");
731 format_trace_class(buf_ch
, false, tmp_prefix
,
737 BUF_APPEND(", %sstream-addr=%p", PRFIELD(event
->stream
));
738 SET_TMP_PREFIX("stream-");
739 format_stream(buf_ch
, false, tmp_prefix
, event
->stream
);
743 BUF_APPEND(", %spacket-addr=%p", PRFIELD(event
->packet
));
744 SET_TMP_PREFIX("packet-");
745 format_packet(buf_ch
, false, tmp_prefix
, event
->packet
);
749 static inline void format_clock_class(char **buf_ch
, bool extended
,
750 const char *prefix
, const struct bt_clock_class
*clock_class
)
752 char tmp_prefix
[TMP_PREFIX_LEN
];
754 if (clock_class
->name
.value
) {
755 BUF_APPEND(", %sname=\"%s\"", PRFIELD(clock_class
->name
.value
));
758 BUF_APPEND(", %sfreq=%" PRIu64
, PRFIELD(clock_class
->frequency
));
764 if (clock_class
->description
.value
) {
765 BUF_APPEND(", %spartial-descr=\"%.32s\"",
766 PRFIELD(clock_class
->description
.value
));
769 if (clock_class
->uuid
.value
) {
770 BUF_APPEND_UUID(clock_class
->uuid
.value
);
773 BUF_APPEND(", %sis-frozen=%d, %sprecision=%" PRIu64
", "
774 "%soffset-s=%" PRId64
", "
775 "%soffset-cycles=%" PRIu64
", %sorigin-is-unix-epoch=%d, "
776 "%sbase-offset-ns=%" PRId64
,
777 PRFIELD(clock_class
->frozen
), PRFIELD(clock_class
->precision
),
778 PRFIELD(clock_class
->offset_seconds
),
779 PRFIELD(clock_class
->offset_cycles
),
780 PRFIELD(clock_class
->origin_is_unix_epoch
),
781 PRFIELD(clock_class
->base_offset
.value_ns
));
783 SET_TMP_PREFIX("cs-pool-");
784 format_object_pool(buf_ch
, extended
, tmp_prefix
,
785 &clock_class
->cs_pool
);
788 static inline void format_clock_snapshot(char **buf_ch
, bool extended
,
789 const char *prefix
, const struct bt_clock_snapshot
*clock_snapshot
)
791 char tmp_prefix
[TMP_PREFIX_LEN
];
792 BUF_APPEND(", %svalue=%" PRIu64
", %sns-from-origin=%" PRId64
,
793 PRFIELD(clock_snapshot
->value_cycles
),
794 PRFIELD(clock_snapshot
->ns_from_origin
));
800 BUF_APPEND(", %sis-set=%d", PRFIELD(clock_snapshot
->is_set
));
802 if (clock_snapshot
->clock_class
) {
803 BUF_APPEND(", %sclock-class-addr=%p",
804 PRFIELD(clock_snapshot
->clock_class
));
805 SET_TMP_PREFIX("clock-class-");
806 format_clock_class(buf_ch
, false, tmp_prefix
,
807 clock_snapshot
->clock_class
);
811 static inline void format_interrupter(char **buf_ch
, bool extended
,
812 const char *prefix
, const struct bt_interrupter
*intr
)
814 BUF_APPEND(", %sis-set=%d", PRFIELD(intr
->is_set
));
817 static inline void format_value(char **buf_ch
, bool extended
,
818 const char *prefix
, const struct bt_value
*value
)
820 BUF_APPEND(", %stype=%s",
821 PRFIELD(bt_common_value_type_string(bt_value_get_type(value
))));
827 switch (bt_value_get_type(value
)) {
828 case BT_VALUE_TYPE_BOOL
:
830 bt_bool val
= bt_value_bool_get(value
);
832 BUF_APPEND(", %svalue=%d", PRFIELD(val
));
835 case BT_VALUE_TYPE_UNSIGNED_INTEGER
:
837 BUF_APPEND(", %svalue=%" PRIu64
,
838 PRFIELD(bt_value_integer_unsigned_get(value
)));
841 case BT_VALUE_TYPE_SIGNED_INTEGER
:
843 BUF_APPEND(", %svalue=%" PRId64
,
844 PRFIELD(bt_value_integer_signed_get(value
)));
847 case BT_VALUE_TYPE_REAL
:
849 double val
= bt_value_real_get(value
);
851 BUF_APPEND(", %svalue=%f", PRFIELD(val
));
854 case BT_VALUE_TYPE_STRING
:
856 const char *val
= bt_value_string_get(value
);
858 BUF_APPEND(", %spartial-value=\"%.32s\"", PRFIELD(val
));
861 case BT_VALUE_TYPE_ARRAY
:
863 int64_t count
= bt_value_array_get_size(value
);
865 BT_ASSERT(count
>= 0);
866 BUF_APPEND(", %selement-count=%" PRId64
, PRFIELD(count
));
869 case BT_VALUE_TYPE_MAP
:
871 int64_t count
= bt_value_map_get_size(value
);
873 BT_ASSERT(count
>= 0);
874 BUF_APPEND(", %selement-count=%" PRId64
, PRFIELD(count
));
882 static inline void format_integer_range_set(char **buf_ch
, bool extended
,
884 const struct bt_integer_range_set
*range_set
)
886 BUF_APPEND(", %srange-count=%u", PRFIELD(range_set
->ranges
->len
));
892 BUF_APPEND(", %sis-frozen=%d", PRFIELD(range_set
->frozen
));
895 static inline void format_message(char **buf_ch
, bool extended
,
896 const char *prefix
, const struct bt_message
*msg
)
898 char tmp_prefix
[TMP_PREFIX_LEN
];
900 BUF_APPEND(", %stype=%s",
901 PRFIELD(bt_message_type_string(msg
->type
)));
907 BUF_APPEND(", %sis-frozen=%d, %sgraph-addr=%p",
908 PRFIELD(msg
->frozen
), PRFIELD(msg
->graph
));
911 case BT_MESSAGE_TYPE_EVENT
:
913 const struct bt_message_event
*msg_event
=
916 if (msg_event
->event
) {
917 SET_TMP_PREFIX("event-");
918 format_event(buf_ch
, true, tmp_prefix
,
922 if (msg_event
->default_cs
) {
923 SET_TMP_PREFIX("default-cs-");
924 format_clock_snapshot(buf_ch
, true, tmp_prefix
,
925 msg_event
->default_cs
);
930 case BT_MESSAGE_TYPE_STREAM_BEGINNING
:
931 case BT_MESSAGE_TYPE_STREAM_END
:
933 const struct bt_message_stream
*msg_stream
= (const void *) msg
;
935 if (msg_stream
->stream
) {
936 SET_TMP_PREFIX("stream-");
937 format_stream(buf_ch
, true, tmp_prefix
,
941 BUF_APPEND(", %sdefault-cs-state=%s",
942 PRFIELD(bt_message_stream_clock_snapshot_state_string(
943 msg_stream
->default_cs_state
)));
945 if (msg_stream
->default_cs_state
== BT_MESSAGE_STREAM_CLOCK_SNAPSHOT_STATE_KNOWN
) {
946 SET_TMP_PREFIX("default-cs-");
947 format_clock_snapshot(buf_ch
, true, tmp_prefix
,
948 msg_stream
->default_cs
);
953 case BT_MESSAGE_TYPE_PACKET_BEGINNING
:
954 case BT_MESSAGE_TYPE_PACKET_END
:
956 const struct bt_message_packet
*msg_packet
= (const void *) msg
;
958 if (msg_packet
->packet
) {
959 SET_TMP_PREFIX("packet-");
960 format_packet(buf_ch
, true, tmp_prefix
,
964 if (msg_packet
->default_cs
) {
965 SET_TMP_PREFIX("default-cs-");
966 format_clock_snapshot(buf_ch
, true, tmp_prefix
,
967 msg_packet
->default_cs
);
972 case BT_MESSAGE_TYPE_DISCARDED_EVENTS
:
973 case BT_MESSAGE_TYPE_DISCARDED_PACKETS
:
975 const struct bt_message_discarded_items
*msg_disc_items
=
978 if (msg_disc_items
->stream
) {
979 SET_TMP_PREFIX("stream-");
980 format_stream(buf_ch
, true, tmp_prefix
,
981 msg_disc_items
->stream
);
984 if (msg_disc_items
->default_begin_cs
) {
985 SET_TMP_PREFIX("begin-default-cs-");
986 format_clock_snapshot(buf_ch
, true, tmp_prefix
,
987 msg_disc_items
->default_begin_cs
);
990 if (msg_disc_items
->default_end_cs
) {
991 SET_TMP_PREFIX("end-default-cs-");
992 format_clock_snapshot(buf_ch
, true, tmp_prefix
,
993 msg_disc_items
->default_end_cs
);
996 if (msg_disc_items
->count
.base
.avail
) {
997 BUF_APPEND(", %scount=%" PRIu64
,
998 PRFIELD(msg_disc_items
->count
.value
));
1008 static inline void format_plugin_so_shared_lib_handle(char **buf_ch
,
1010 const struct bt_plugin_so_shared_lib_handle
*handle
)
1012 BUF_APPEND(", %saddr=%p", PRFIELD(handle
));
1015 BUF_APPEND(", %spath=\"%s\"", PRFIELD_GSTRING(handle
->path
));
1019 static inline void format_component_class(char **buf_ch
, bool extended
,
1021 const struct bt_component_class
*comp_class
)
1023 char tmp_prefix
[TMP_PREFIX_LEN
];
1025 BUF_APPEND(", %stype=%s, %sname=\"%s\"",
1026 PRFIELD(bt_component_class_type_string(comp_class
->type
)),
1027 PRFIELD_GSTRING(comp_class
->name
));
1029 if (comp_class
->description
) {
1030 BUF_APPEND(", %spartial-descr=\"%.32s\"",
1031 PRFIELD_GSTRING(comp_class
->description
));
1038 BUF_APPEND(", %sis-frozen=%d", PRFIELD(comp_class
->frozen
));
1040 if (comp_class
->so_handle
) {
1041 SET_TMP_PREFIX("so-handle-");
1042 format_plugin_so_shared_lib_handle(buf_ch
, tmp_prefix
,
1043 comp_class
->so_handle
);
1047 static inline void format_component(char **buf_ch
, bool extended
,
1048 const char *prefix
, const struct bt_component
*component
)
1050 char tmp_prefix
[TMP_PREFIX_LEN
];
1052 BUF_APPEND(", %sname=\"%s\", %slog-level=%s",
1053 PRFIELD_GSTRING(component
->name
),
1054 PRFIELD(bt_common_logging_level_string(component
->log_level
)));
1056 if (component
->class) {
1057 SET_TMP_PREFIX("class-");
1058 format_component_class(buf_ch
, extended
, tmp_prefix
,
1066 if (component
->input_ports
) {
1067 BUF_APPEND(", %sinput-port-count=%u",
1068 PRFIELD(component
->input_ports
->len
));
1071 if (component
->output_ports
) {
1072 BUF_APPEND(", %soutput-port-count=%u",
1073 PRFIELD(component
->output_ports
->len
));
1077 static inline void format_port(char **buf_ch
, bool extended
,
1078 const char *prefix
, const struct bt_port
*port
)
1080 char tmp_prefix
[TMP_PREFIX_LEN
];
1082 BUF_APPEND(", %stype=%s, %sname=\"%s\"",
1083 PRFIELD(bt_port_type_string(port
->type
)),
1084 PRFIELD_GSTRING(port
->name
));
1090 if (port
->connection
) {
1091 SET_TMP_PREFIX("conn-");
1092 format_connection(buf_ch
, false, tmp_prefix
, port
->connection
);
1096 static inline void format_connection(char **buf_ch
, bool extended
,
1097 const char *prefix
, const struct bt_connection
*connection
)
1099 char tmp_prefix
[TMP_PREFIX_LEN
];
1105 if (connection
->upstream_port
) {
1106 SET_TMP_PREFIX("upstream-port-");
1107 format_port(buf_ch
, false, tmp_prefix
,
1108 connection
->upstream_port
);
1111 if (connection
->downstream_port
) {
1112 SET_TMP_PREFIX("downstream-port-");
1113 format_port(buf_ch
, false, tmp_prefix
,
1114 connection
->downstream_port
);
1118 static inline void format_graph(char **buf_ch
, bool extended
,
1119 const char *prefix
, const struct bt_graph
*graph
)
1121 char tmp_prefix
[TMP_PREFIX_LEN
];
1123 BUF_APPEND(", %scan-consume=%d, %sconfig-state=%s",
1124 PRFIELD(graph
->can_consume
),
1125 PRFIELD(bt_graph_configuration_state_string(graph
->config_state
)));
1131 if (graph
->components
) {
1132 BUF_APPEND(", %scomp-count=%u",
1133 PRFIELD(graph
->components
->len
));
1136 if (graph
->connections
) {
1137 BUF_APPEND(", %sconn-count=%u",
1138 PRFIELD(graph
->connections
->len
));
1141 SET_TMP_PREFIX("en-pool-");
1142 format_object_pool(buf_ch
, extended
, tmp_prefix
,
1143 &graph
->event_msg_pool
);
1144 SET_TMP_PREFIX("pbn-pool-");
1145 format_object_pool(buf_ch
, extended
, tmp_prefix
,
1146 &graph
->packet_begin_msg_pool
);
1147 SET_TMP_PREFIX("pen-pool-");
1148 format_object_pool(buf_ch
, extended
, tmp_prefix
,
1149 &graph
->packet_end_msg_pool
);
1152 static inline void format_message_iterator(char **buf_ch
,
1153 bool extended
, const char *prefix
,
1154 const struct bt_message_iterator
*iterator
)
1157 char tmp_prefix
[TMP_PREFIX_LEN
];
1159 if (iterator
->type
== BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT
) {
1160 type
= "BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT";
1161 } else if (iterator
->type
== BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT
) {
1162 type
= "BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT";
1167 BUF_APPEND(", %stype=%s", PRFIELD(type
));
1169 switch (iterator
->type
) {
1170 case BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT
:
1172 const struct bt_self_component_port_input_message_iterator
*
1173 port_in_iter
= (const void *) iterator
;
1175 if (port_in_iter
->upstream_component
) {
1176 SET_TMP_PREFIX("upstream-comp-");
1177 format_component(buf_ch
, false, tmp_prefix
,
1178 port_in_iter
->upstream_component
);
1181 if (port_in_iter
->upstream_port
) {
1182 SET_TMP_PREFIX("upstream-port-");
1183 format_port(buf_ch
, false, tmp_prefix
,
1184 port_in_iter
->upstream_port
);
1187 if (port_in_iter
->connection
) {
1188 SET_TMP_PREFIX("upstream-conn-");
1189 format_connection(buf_ch
, false, tmp_prefix
,
1190 port_in_iter
->connection
);
1194 case BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT
:
1196 const struct bt_port_output_message_iterator
*port_out_iter
=
1197 (const void *) iterator
;
1199 if (port_out_iter
->graph
) {
1200 SET_TMP_PREFIX("graph-");
1201 format_graph(buf_ch
, false, tmp_prefix
,
1202 port_out_iter
->graph
);
1205 if (port_out_iter
->colander
) {
1206 SET_TMP_PREFIX("colander-comp-");
1207 format_component(buf_ch
, false, tmp_prefix
,
1208 (void *) port_out_iter
->colander
);
1218 static inline void format_plugin(char **buf_ch
, bool extended
,
1219 const char *prefix
, const struct bt_plugin
*plugin
)
1221 char tmp_prefix
[TMP_PREFIX_LEN
];
1223 BUF_APPEND(", %stype=%s", PRFIELD(bt_plugin_type_string(plugin
->type
)));
1225 if (plugin
->info
.path_set
) {
1226 BUF_APPEND(", %spath=\"%s\"",
1227 PRFIELD_GSTRING(plugin
->info
.path
));
1230 if (plugin
->info
.name_set
) {
1231 BUF_APPEND(", %sname=\"%s\"",
1232 PRFIELD_GSTRING(plugin
->info
.name
));
1239 if (plugin
->info
.author_set
) {
1240 BUF_APPEND(", %sauthor=\"%s\"",
1241 PRFIELD_GSTRING(plugin
->info
.author
));
1244 if (plugin
->info
.license_set
) {
1245 BUF_APPEND(", %slicense=\"%s\"",
1246 PRFIELD_GSTRING(plugin
->info
.license
));
1249 if (plugin
->info
.version_set
) {
1250 BUF_APPEND(", %sversion=%u.%u.%u%s",
1251 PRFIELD(plugin
->info
.version
.major
),
1252 plugin
->info
.version
.minor
,
1253 plugin
->info
.version
.patch
,
1254 plugin
->info
.version
.extra
?
1255 plugin
->info
.version
.extra
->str
: "");
1258 BUF_APPEND(", %ssrc-comp-class-count=%u, %sflt-comp-class-count=%u, "
1259 "%ssink-comp-class-count=%u",
1260 PRFIELD(plugin
->src_comp_classes
->len
),
1261 PRFIELD(plugin
->flt_comp_classes
->len
),
1262 PRFIELD(plugin
->sink_comp_classes
->len
));
1264 if (plugin
->spec_data
) {
1265 const struct bt_plugin_so_spec_data
*spec_data
=
1266 (const void *) plugin
->spec_data
;
1268 if (spec_data
->shared_lib_handle
) {
1269 SET_TMP_PREFIX("so-handle-");
1270 format_plugin_so_shared_lib_handle(buf_ch
, tmp_prefix
,
1271 spec_data
->shared_lib_handle
);
1276 static inline void format_error_cause(char **buf_ch
, bool extended
,
1277 const char *prefix
, const struct bt_error_cause
*cause
)
1279 const struct bt_error_cause_component_class_id
*comp_class_id
= NULL
;
1281 BUF_APPEND(", %sactor-type=%s, %smodule-name=\"%s\"",
1282 PRFIELD(bt_error_cause_actor_type_string(cause
->actor_type
)),
1283 PRFIELD_GSTRING(cause
->module_name
));
1289 BUF_APPEND(", %spartial-msg=\"%.32s\"",
1290 PRFIELD_GSTRING(cause
->message
));
1292 switch (cause
->actor_type
) {
1293 case BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT
:
1295 const struct bt_error_cause_component_actor
*spec_cause
=
1296 (const void *) cause
;
1298 BUF_APPEND(", %scomp-name=\"%s\"",
1299 PRFIELD_GSTRING(spec_cause
->comp_name
));
1300 comp_class_id
= &spec_cause
->comp_class_id
;
1303 case BT_ERROR_CAUSE_ACTOR_TYPE_COMPONENT_CLASS
:
1305 const struct bt_error_cause_component_class_actor
*spec_cause
=
1306 (const void *) cause
;
1308 comp_class_id
= &spec_cause
->comp_class_id
;
1311 case BT_ERROR_CAUSE_ACTOR_TYPE_MESSAGE_ITERATOR
:
1313 const struct bt_error_cause_message_iterator_actor
*spec_cause
=
1314 (const void *) cause
;
1316 BUF_APPEND(", %scomp-name=\"%s\", %scomp-out-port-name=\"%s\"",
1317 PRFIELD_GSTRING(spec_cause
->comp_name
),
1318 PRFIELD_GSTRING(spec_cause
->output_port_name
));
1319 comp_class_id
= &spec_cause
->comp_class_id
;
1326 if (comp_class_id
) {
1327 BUF_APPEND(", %scomp-cls-type=%s, %scomp-cls-name=\"%s\", "
1328 "%splugin-name=\"%s\"",
1329 PRFIELD(bt_component_class_type_string(
1330 comp_class_id
->type
)),
1331 PRFIELD_GSTRING(comp_class_id
->name
),
1332 PRFIELD_GSTRING(comp_class_id
->plugin_name
));
1336 static inline void handle_conversion_specifier_bt(void *priv_data
,
1337 char **buf_ch
, size_t avail_size
,
1338 const char **out_fmt_ch
, va_list *args
)
1340 const char *fmt_ch
= *out_fmt_ch
;
1341 bool extended
= false;
1343 char *prefix_ch
= prefix
;
1349 if (*fmt_ch
== 'u') {
1351 obj
= va_arg(*args
, void *);
1352 format_uuid(buf_ch
, obj
);
1356 if (*fmt_ch
== '[') {
1361 if (*fmt_ch
== ']') {
1367 *prefix_ch
= *fmt_ch
;
1375 if (*fmt_ch
== '+') {
1380 obj
= va_arg(*args
, void *);
1381 BUF_APPEND("%saddr=%p", prefix
, obj
);
1389 format_field_class(buf_ch
, extended
, prefix
, obj
);
1392 format_field(buf_ch
, extended
, prefix
, obj
);
1395 format_field_path(buf_ch
, extended
, prefix
, obj
);
1398 format_event_class(buf_ch
, extended
, prefix
, obj
);
1401 format_event(buf_ch
, extended
, prefix
, obj
);
1404 format_stream_class(buf_ch
, extended
, prefix
, obj
);
1407 format_stream(buf_ch
, extended
, prefix
, obj
);
1410 format_packet(buf_ch
, extended
, prefix
, obj
);
1413 format_trace(buf_ch
, extended
, prefix
, obj
);
1416 format_trace_class(buf_ch
, extended
, prefix
, obj
);
1419 format_clock_class(buf_ch
, extended
, prefix
, obj
);
1422 format_clock_snapshot(buf_ch
, extended
, prefix
, obj
);
1425 format_value(buf_ch
, extended
, prefix
, obj
);
1428 format_integer_range_set(buf_ch
, extended
, prefix
, obj
);
1431 format_message(buf_ch
, extended
, prefix
, obj
);
1434 format_message_iterator(buf_ch
, extended
, prefix
, obj
);
1437 format_component_class(buf_ch
, extended
, prefix
, obj
);
1440 format_component(buf_ch
, extended
, prefix
, obj
);
1443 format_port(buf_ch
, extended
, prefix
, obj
);
1446 format_connection(buf_ch
, extended
, prefix
, obj
);
1449 format_plugin(buf_ch
, extended
, prefix
, obj
);
1452 format_graph(buf_ch
, extended
, prefix
, obj
);
1455 format_interrupter(buf_ch
, extended
, prefix
, obj
);
1458 format_object_pool(buf_ch
, extended
, prefix
, obj
);
1461 format_object(buf_ch
, extended
, prefix
, obj
);
1464 format_error_cause(buf_ch
, extended
, prefix
, obj
);
1472 *out_fmt_ch
= fmt_ch
;
1475 void bt_lib_log(const char *func
, const char *file
, unsigned line
,
1476 int lvl
, const char *tag
, const char *fmt
, ...)
1481 va_start(args
, fmt
);
1482 bt_common_custom_vsnprintf(lib_logging_buf
, LIB_LOGGING_BUF_SIZE
, '!',
1483 handle_conversion_specifier_bt
, NULL
, fmt
, &args
);
1485 _bt_log_write_d(func
, file
, line
, lvl
, tag
, "%s", lib_logging_buf
);
1488 void bt_lib_maybe_log_and_append_cause(const char *func
, const char *file
,
1489 unsigned line
, int lvl
, const char *tag
,
1490 const char *fmt
, ...)
1493 bt_current_thread_error_append_cause_status status
;
1496 va_start(args
, fmt
);
1497 bt_common_custom_vsnprintf(lib_logging_buf
, LIB_LOGGING_BUF_SIZE
, '!',
1498 handle_conversion_specifier_bt
, NULL
, fmt
, &args
);
1501 /* Log conditionally, but always append the error cause */
1502 if (BT_LOG_ON(lvl
)) {
1503 _bt_log_write_d(func
, file
, line
, lvl
, tag
, "%s",
1507 status
= bt_current_thread_error_append_cause_from_unknown(
1508 "Babeltrace library", file
, line
, "%s", lib_logging_buf
);
1511 * Worst case: this error cause is not appended to the
1512 * current thread's error.
1514 * We can accept this as it's an almost impossible
1515 * scenario and returning an error here would mean you
1516 * need to check the return value of each
1517 * BT_LIB_LOG*_APPEND_CAUSE() macro and that would be
1520 BT_LOGE("Cannot append error cause to current thread's "
1521 "error object: status=%s",
1522 bt_common_func_status_string(status
));