2 * Babeltrace - Trace IR field copy
4 * Copyright (c) 2015-2019 EfficiOS Inc. and Linux Foundation
5 * Copyright (c) 2018 Philippe Proulx <pproulx@efficios.com>
6 * Copyright (c) 2019 Francis Deslauriers <francis.deslauriers@efficios.com>
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 #define BT_LOG_TAG "PLUGIN-LTTNG-UTILS-DEBUG-INFO-TRACE-IR-METADATA-FC-COPY"
30 #include <babeltrace/assert-internal.h>
31 #include <babeltrace/common-internal.h>
32 #include <babeltrace/compiler-internal.h>
33 #include <babeltrace/babeltrace.h>
35 #include "trace-ir-metadata-copy.h"
36 #include "trace-ir-metadata-field-class-copy.h"
39 * This fonction walks througth the nested structures field class to resolve a
40 * field path object. A field path is made of indexes inside possibly nested
41 * structures ultimately leading to a field class.
44 const bt_field_class
*walk_field_path(const bt_field_path
*fp
,
45 const bt_field_class
*fc
)
47 uint64_t i
, fp_item_count
;
48 const bt_field_class
*curr_fc
;
50 BT_ASSERT(bt_field_class_get_type(fc
) == BT_FIELD_CLASS_TYPE_STRUCTURE
);
51 BT_LOGD("Walking field path on field class: fp-addr=%p, fc-addr=%p",
54 fp_item_count
= bt_field_path_get_item_count(fp
);
56 for (i
= 0; i
< fp_item_count
; i
++) {
57 bt_field_class_type fc_type
= bt_field_class_get_type(curr_fc
);
58 const bt_field_path_item
*fp_item
=
59 bt_field_path_borrow_item_by_index_const(fp
, i
);
62 case BT_FIELD_CLASS_TYPE_STRUCTURE
:
64 const bt_field_class_structure_member
*member
;
66 BT_ASSERT(bt_field_path_item_get_type(fp_item
) ==
67 BT_FIELD_PATH_ITEM_TYPE_INDEX
);
68 member
= bt_field_class_structure_borrow_member_by_index_const(
70 bt_field_path_item_index_get_index(fp_item
));
71 curr_fc
= bt_field_class_structure_member_borrow_field_class_const(
75 case BT_FIELD_CLASS_TYPE_VARIANT
:
77 const bt_field_class_variant_option
*option
;
79 BT_ASSERT(bt_field_path_item_get_type(fp_item
) ==
80 BT_FIELD_PATH_ITEM_TYPE_INDEX
);
81 option
= bt_field_class_variant_borrow_option_by_index_const(
83 bt_field_path_item_index_get_index(fp_item
));
84 curr_fc
= bt_field_class_variant_option_borrow_field_class_const(
88 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY
:
89 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY
:
91 BT_ASSERT(bt_field_path_item_get_type(fp_item
) ==
92 BT_FIELD_PATH_ITEM_TYPE_CURRENT_ARRAY_ELEMENT
);
93 curr_fc
= bt_field_class_array_borrow_element_field_class_const(
106 const bt_field_class
*resolve_field_path_to_field_class(const bt_field_path
*fp
,
107 struct trace_ir_metadata_maps
*md_maps
)
109 struct field_class_resolving_context
*fc_resolving_ctx
;
110 const bt_field_class
*fc
;
113 BT_LOGD("Resolving field path: fp-addr=%p", fp
);
115 fc_resolving_ctx
= md_maps
->fc_resolving_ctx
;
116 fp_scope
= bt_field_path_get_root_scope(fp
);
119 case BT_SCOPE_PACKET_CONTEXT
:
120 fc
= walk_field_path(fp
, fc_resolving_ctx
->packet_context
);
122 case BT_SCOPE_EVENT_COMMON_CONTEXT
:
123 fc
= walk_field_path(fp
, fc_resolving_ctx
->event_common_context
);
125 case BT_SCOPE_EVENT_SPECIFIC_CONTEXT
:
126 fc
= walk_field_path(fp
, fc_resolving_ctx
->event_specific_context
);
128 case BT_SCOPE_EVENT_PAYLOAD
:
129 fc
= walk_field_path(fp
, fc_resolving_ctx
->event_payload
);
139 void field_class_integer_set_props(const bt_field_class
*input_fc
,
140 bt_field_class
*output_fc
)
142 bt_field_class_integer_set_preferred_display_base(output_fc
,
143 bt_field_class_integer_get_preferred_display_base(input_fc
));
144 bt_field_class_integer_set_field_value_range(output_fc
,
145 bt_field_class_integer_get_field_value_range(input_fc
));
149 int field_class_unsigned_integer_copy(
150 struct trace_ir_metadata_maps
*md_maps
,
151 const bt_field_class
*in_field_class
,
152 bt_field_class
*out_field_class
)
154 BT_LOGD("Copying content of unsigned integer field class: "
155 "in-fc-addr=%p, out-fc-addr=%p",
156 in_field_class
, out_field_class
);
158 field_class_integer_set_props(in_field_class
, out_field_class
);
160 BT_LOGD("Copied content of unsigned integer field class: "
161 "in-fc-addr=%p, out-fc-addr=%p",
162 in_field_class
, out_field_class
);
167 int field_class_signed_integer_copy(
168 struct trace_ir_metadata_maps
*md_maps
,
169 const bt_field_class
*in_field_class
,
170 bt_field_class
*out_field_class
)
172 BT_LOGD("Copying content of signed integer field class: "
173 "in-fc-addr=%p, out-fc-addr=%p",
174 in_field_class
, out_field_class
);
176 field_class_integer_set_props(in_field_class
, out_field_class
);
178 BT_LOGD("Copied content of signed integer field class: "
179 "in-fc-addr=%p, out-fc-addr=%p",
180 in_field_class
, out_field_class
);
185 int field_class_unsigned_enumeration_copy(
186 struct trace_ir_metadata_maps
*md_maps
,
187 const bt_field_class
*in_field_class
,
188 bt_field_class
*out_field_class
)
190 uint64_t i
, enum_mapping_count
;
193 BT_LOGD("Copying content of unsigned enumeration field class: "
194 "in-fc-addr=%p, out-fc-addr=%p",
195 in_field_class
, out_field_class
);
197 /* Copy properties of the inner integer. */
198 field_class_integer_set_props(in_field_class
, out_field_class
);
200 /* Copy all enumeration entries. */
201 enum_mapping_count
= bt_field_class_enumeration_get_mapping_count(in_field_class
);
202 for (i
= 0; i
< enum_mapping_count
; i
++) {
204 const bt_field_class_unsigned_enumeration_mapping
*u_mapping
;
205 const bt_field_class_enumeration_mapping
*mapping
;
206 uint64_t range_index
, range_count
;
208 /* Get the ranges and the range count. */
209 u_mapping
= bt_field_class_unsigned_enumeration_borrow_mapping_by_index_const(
211 mapping
= bt_field_class_unsigned_enumeration_mapping_as_mapping_const(
214 bt_field_class_enumeration_mapping_get_range_count(
216 label
= bt_field_class_enumeration_mapping_get_label(
220 * Iterate over all the ranges to add them to copied field
223 for (range_index
= 0; range_index
< range_count
; range_index
++) {
224 uint64_t lower
, upper
;
225 bt_field_class_status status
;
226 bt_field_class_unsigned_enumeration_mapping_get_range_by_index(
227 u_mapping
, range_index
, &lower
, &upper
);
229 BT_LOGD("Copying range in enumeration field class: "
230 "label=%s, lower=%"PRId64
", upper=%"PRId64
,
231 label
, lower
, upper
);
233 /* Add the label and its range to the copy field class. */
234 status
= bt_field_class_unsigned_enumeration_map_range(
235 out_field_class
, label
, lower
, upper
);
237 if (status
!= BT_FIELD_CLASS_STATUS_OK
) {
238 BT_LOGE_STR("Failed to add range to unsigned "
240 BT_FIELD_CLASS_PUT_REF_AND_RESET(out_field_class
);
247 BT_LOGD("Copied content of unsigned enumeration field class: "
248 "in-fc-addr=%p, out-fc-addr=%p",
249 in_field_class
, out_field_class
);
256 int field_class_signed_enumeration_copy(
257 struct trace_ir_metadata_maps
*md_maps
,
258 const bt_field_class
*in_field_class
,
259 bt_field_class
*out_field_class
)
261 uint64_t i
, enum_mapping_count
;
264 BT_LOGD("Copying content of signed enumeration field class: "
265 "in-fc-addr=%p, out-fc-addr=%p",
266 in_field_class
, out_field_class
);
268 /* Copy properties of the inner integer. */
269 field_class_integer_set_props(in_field_class
, out_field_class
);
271 /* Copy all enumeration entries. */
273 bt_field_class_enumeration_get_mapping_count(in_field_class
);
274 for (i
= 0; i
< enum_mapping_count
; i
++) {
276 const bt_field_class_signed_enumeration_mapping
*i_mapping
;
277 const bt_field_class_enumeration_mapping
*mapping
;
278 uint64_t range_index
, range_count
;
280 /* Get the ranges and the range count. */
281 i_mapping
= bt_field_class_signed_enumeration_borrow_mapping_by_index_const(
283 mapping
= bt_field_class_signed_enumeration_mapping_as_mapping_const(
286 bt_field_class_enumeration_mapping_get_range_count(
288 label
= bt_field_class_enumeration_mapping_get_label(
292 * Iterate over all the ranges to add them to copied field
295 for (range_index
= 0; range_index
< range_count
; range_index
++) {
296 int64_t lower
, upper
;
297 bt_field_class_status status
;
298 bt_field_class_signed_enumeration_mapping_get_range_by_index(
299 i_mapping
, range_index
, &lower
, &upper
);
301 BT_LOGD("Copying range in enumeration field class: "
302 "label=%s, lower=%"PRId64
", upper=%"PRId64
,
303 label
, lower
, upper
);
305 /* Add the label and its range to the copy field class. */
306 status
= bt_field_class_signed_enumeration_map_range(
307 out_field_class
, label
, lower
, upper
);
308 if (status
!= BT_FIELD_CLASS_STATUS_OK
) {
309 BT_LOGE_STR("Failed to add range to signed "
311 BT_FIELD_CLASS_PUT_REF_AND_RESET(out_field_class
);
318 BT_LOGD("Copied content of signed enumeration field class: "
319 "in-fc-addr=%p, out-fc-addr=%p",
320 in_field_class
, out_field_class
);
327 int field_class_real_copy(
328 struct trace_ir_metadata_maps
*md_maps
,
329 const bt_field_class
*in_field_class
,
330 bt_field_class
*out_field_class
)
332 BT_LOGD("Copying content of real field class: "
333 "in-fc-addr=%p, out-fc-addr=%p",
334 in_field_class
, out_field_class
);
336 bt_field_class_real_set_is_single_precision(out_field_class
,
337 bt_field_class_real_is_single_precision(in_field_class
));
339 BT_LOGD("Copied content real field class: in-fc-addr=%p, "
340 "out-fc-addr=%p", in_field_class
, out_field_class
);
346 int field_class_structure_copy(
347 struct trace_ir_metadata_maps
*md_maps
,
348 const bt_field_class
*in_field_class
,
349 bt_field_class
*out_field_class
)
351 uint64_t i
, struct_member_count
;
352 bt_field_class_status status
;
355 BT_LOGD("Copying content of structure field class: "
356 "in-fc-addr=%p, out-fc-addr=%p",
357 in_field_class
, out_field_class
);
358 /* Get the number of member in that struct. */
359 struct_member_count
=
360 bt_field_class_structure_get_member_count(in_field_class
);
362 /* Iterate over all the members of the struct. */
363 for (i
= 0; i
< struct_member_count
; i
++) {
364 const bt_field_class_structure_member
*member
;
365 const char *member_name
;
366 const bt_field_class
*member_fc
;
367 bt_field_class
*out_member_field_class
;
369 member
= bt_field_class_structure_borrow_member_by_index_const(
371 member_fc
= bt_field_class_structure_member_borrow_field_class_const(
373 member_name
= bt_field_class_structure_member_get_name(member
);
374 BT_LOGD("Copying structure field class's field: "
375 "index=%" PRId64
", "
376 "member-fc-addr=%p, field-name=\"%s\"",
377 i
, member_fc
, member_name
);
379 out_member_field_class
= create_field_class_copy(md_maps
,
381 if (!out_member_field_class
) {
382 BT_LOGE("Cannot copy structure field class's field: "
383 "index=%" PRId64
", "
384 "field-fc-addr=%p, field-name=\"%s\"",
385 i
, member_fc
, member_name
);
389 ret
= copy_field_class_content(md_maps
, member_fc
,
390 out_member_field_class
);
395 status
= bt_field_class_structure_append_member(out_field_class
,
396 member_name
, out_member_field_class
);
397 if (status
!= BT_FIELD_CLASS_STATUS_OK
) {
398 BT_LOGE("Cannot append structure field class's field: "
399 "index=%" PRId64
", "
400 "field-fc-addr=%p, field-name=\"%s\"",
401 i
, member_fc
, member_name
);
402 BT_FIELD_CLASS_PUT_REF_AND_RESET(out_member_field_class
);
408 BT_LOGD("Copied structure field class: original-fc-addr=%p, copy-fc-addr=%p",
409 in_field_class
, out_field_class
);
416 int field_class_variant_copy(
417 struct trace_ir_metadata_maps
*md_maps
,
418 const bt_field_class
*in_field_class
,
419 bt_field_class
*out_field_class
)
421 bt_field_class
*out_tag_field_class
= NULL
;
422 uint64_t i
, variant_option_count
;
423 const bt_field_path
*tag_fp
;
424 const bt_field_class
*tag_fc
;
427 BT_LOGD("Copying content of variant field class: "
428 "in-fc-addr=%p, out-fc-addr=%p",
429 in_field_class
, out_field_class
);
431 tag_fp
= bt_field_class_variant_borrow_selector_field_path_const(
434 tag_fc
= resolve_field_path_to_field_class(tag_fp
,
437 out_tag_field_class
= g_hash_table_lookup(
438 md_maps
->field_class_map
, tag_fc
);
439 if (!out_tag_field_class
) {
440 BT_LOGE_STR("Cannot find the tag field class.");
444 bt_field_class_variant_set_selector_field_class(out_field_class
,
445 out_tag_field_class
);
448 variant_option_count
=
449 bt_field_class_variant_get_option_count(in_field_class
);
450 for (i
= 0; i
< variant_option_count
; i
++) {
451 const bt_field_class
*option_fc
;
452 const char *option_name
;
453 bt_field_class
*out_option_field_class
;
454 bt_field_class_status status
;
455 const bt_field_class_variant_option
*option
;
457 option
= bt_field_class_variant_borrow_option_by_index_const(
459 option_fc
= bt_field_class_variant_option_borrow_field_class_const(
461 option_name
= bt_field_class_variant_option_get_name(option
);
462 out_option_field_class
= create_field_class_copy_internal(
464 if (!out_option_field_class
) {
465 BT_LOGE_STR("Cannot copy field class.");
469 ret
= copy_field_class_content_internal(md_maps
, option_fc
,
470 out_option_field_class
);
472 BT_LOGE_STR("Error copying content of option variant "
477 status
= bt_field_class_variant_append_option(
478 out_field_class
, option_name
,
479 out_option_field_class
);
480 if (status
!= BT_FIELD_CLASS_STATUS_OK
) {
481 BT_LOGE_STR("Cannot append option to variant field class'");
482 BT_FIELD_CLASS_PUT_REF_AND_RESET(out_tag_field_class
);
488 BT_LOGD("Copied content of variant field class: in-fc-addr=%p, "
489 "out-fc-addr=%p", in_field_class
, out_field_class
);
496 int field_class_static_array_copy(
497 struct trace_ir_metadata_maps
*md_maps
,
498 const bt_field_class
*in_field_class
,
499 bt_field_class
*out_field_class
)
501 BT_LOGD("Copying content of static array field class: in-fc-addr=%p, "
502 "out-fc-addr=%p", in_field_class
, out_field_class
);
504 * There is no content to copy. Keep this function call anyway for
507 BT_LOGD("Copied content of static array field class: in-fc-addr=%p, "
508 "out-fc-addr=%p", in_field_class
, out_field_class
);
514 int field_class_dynamic_array_copy(
515 struct trace_ir_metadata_maps
*md_maps
,
516 const bt_field_class
*in_field_class
,
517 bt_field_class
*out_field_class
)
519 const bt_field_class
*len_fc
;
520 const bt_field_path
*len_fp
;
521 bt_field_class_status status
;
522 bt_field_class
*out_len_field_class
;
525 BT_LOGD("Copying content of dynamic array field class: "
526 "in-fc-addr=%p, out-fc-addr=%p",
527 in_field_class
, out_field_class
);
529 len_fp
= bt_field_class_dynamic_array_borrow_length_field_path_const(
533 BT_LOGD("Copying dynamic array length field class using "
534 "field path: in-len-fp=%p", len_fp
);
535 len_fc
= resolve_field_path_to_field_class(
537 out_len_field_class
= g_hash_table_lookup(
538 md_maps
->field_class_map
, len_fc
);
539 if (!out_len_field_class
) {
540 BT_LOGE_STR("Cannot find the output matching length"
546 status
= bt_field_class_dynamic_array_set_length_field_class(
547 out_field_class
, out_len_field_class
);
548 if (status
!= BT_FIELD_CLASS_STATUS_OK
) {
549 BT_LOGE_STR("Cannot set dynamic array field class' "
550 "length field class.");
551 BT_FIELD_CLASS_PUT_REF_AND_RESET(out_len_field_class
);
557 BT_LOGD("Copied dynamic array field class: in-fc-addr=%p, "
558 "out-fc-addr=%p", in_field_class
, out_field_class
);
565 int field_class_string_copy(struct trace_ir_metadata_maps
*md_maps
,
566 const bt_field_class
*in_field_class
,
567 bt_field_class
*out_field_class
)
569 BT_LOGD("Copying content of string field class: in-fc-addr=%p, "
570 "out-fc-addr=%p", in_field_class
, out_field_class
);
572 * There is no content to copy. Keep this function call anyway for
575 BT_LOGD("Copied content of string field class: in-fc-addr=%p, "
576 "out-fc-addr=%p", in_field_class
, out_field_class
);
582 bt_field_class
*copy_field_class_array_element(struct trace_ir_metadata_maps
*md_maps
,
583 const bt_field_class
*in_elem_fc
)
586 bt_field_class
*out_elem_fc
=
587 create_field_class_copy_internal(md_maps
, in_elem_fc
);
589 BT_LOGE("Error creating output elem field class "
590 "from input elem field class for static array: "
591 "in-fc-addr=%p", in_elem_fc
);
595 ret
= copy_field_class_content_internal(md_maps
, in_elem_fc
, out_elem_fc
);
597 BT_LOGE("Error creating output elem field class "
598 "from input elem field class for static array: "
599 "in-fc-addr=%p", in_elem_fc
);
600 BT_FIELD_CLASS_PUT_REF_AND_RESET(out_elem_fc
);
609 bt_field_class
*create_field_class_copy_internal(struct trace_ir_metadata_maps
*md_maps
,
610 const bt_field_class
*in_field_class
)
612 bt_field_class
*out_field_class
= NULL
;
614 BT_LOGD("Creating bare field class based on field class: in-fc-addr=%p",
617 switch(bt_field_class_get_type(in_field_class
)) {
618 case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER
:
619 out_field_class
= bt_field_class_unsigned_integer_create(
620 md_maps
->output_trace_class
);
622 case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER
:
623 out_field_class
= bt_field_class_signed_integer_create(
624 md_maps
->output_trace_class
);
626 case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION
:
627 out_field_class
= bt_field_class_unsigned_enumeration_create(
628 md_maps
->output_trace_class
);
630 case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION
:
631 out_field_class
= bt_field_class_signed_enumeration_create(
632 md_maps
->output_trace_class
);
634 case BT_FIELD_CLASS_TYPE_REAL
:
635 out_field_class
= bt_field_class_real_create(
636 md_maps
->output_trace_class
);
638 case BT_FIELD_CLASS_TYPE_STRING
:
639 out_field_class
= bt_field_class_string_create(
640 md_maps
->output_trace_class
);
642 case BT_FIELD_CLASS_TYPE_STRUCTURE
:
643 out_field_class
= bt_field_class_structure_create(
644 md_maps
->output_trace_class
);
646 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY
:
648 const bt_field_class
*in_elem_fc
=
649 bt_field_class_array_borrow_element_field_class_const(
652 bt_field_class_static_array_get_length(in_field_class
);
654 bt_field_class
*out_elem_fc
= copy_field_class_array_element(
655 md_maps
, in_elem_fc
);
657 out_field_class
= NULL
;
661 out_field_class
= bt_field_class_static_array_create(
662 md_maps
->output_trace_class
,
663 out_elem_fc
, array_len
);
666 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY
:
668 const bt_field_class
*in_elem_fc
=
669 bt_field_class_array_borrow_element_field_class_const(
672 bt_field_class
*out_elem_fc
= copy_field_class_array_element(
673 md_maps
, in_elem_fc
);
675 out_field_class
= NULL
;
679 out_field_class
= bt_field_class_dynamic_array_create(
680 md_maps
->output_trace_class
,
684 case BT_FIELD_CLASS_TYPE_VARIANT
:
685 out_field_class
= bt_field_class_variant_create(
686 md_maps
->output_trace_class
);
693 * Add mapping from in_field_class to out_field_class. This simplifies
694 * the resolution of field paths in variant and dynamic array field
697 g_hash_table_insert(md_maps
->field_class_map
,
698 (gpointer
) in_field_class
, out_field_class
);
702 BT_LOGD("Created bare field class based on field class: in-fc-addr=%p, "
703 "out-fc-addr=%p", in_field_class
, out_field_class
);
705 BT_LOGE("Error creating output field class from input field "
706 "class: in-fc-addr=%p", in_field_class
);
709 return out_field_class
;
713 int copy_field_class_content_internal(
714 struct trace_ir_metadata_maps
*md_maps
,
715 const bt_field_class
*in_field_class
,
716 bt_field_class
*out_field_class
)
719 switch(bt_field_class_get_type(in_field_class
)) {
720 case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER
:
721 ret
= field_class_unsigned_integer_copy(md_maps
,
722 in_field_class
, out_field_class
);
724 case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER
:
725 ret
= field_class_signed_integer_copy(md_maps
,
726 in_field_class
, out_field_class
);
728 case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION
:
729 ret
= field_class_unsigned_enumeration_copy(md_maps
,
730 in_field_class
, out_field_class
);
732 case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION
:
733 ret
= field_class_signed_enumeration_copy(md_maps
,
734 in_field_class
, out_field_class
);
736 case BT_FIELD_CLASS_TYPE_REAL
:
737 ret
= field_class_real_copy(md_maps
,
738 in_field_class
, out_field_class
);
740 case BT_FIELD_CLASS_TYPE_STRING
:
741 ret
= field_class_string_copy(md_maps
,
742 in_field_class
, out_field_class
);
744 case BT_FIELD_CLASS_TYPE_STRUCTURE
:
745 ret
= field_class_structure_copy(md_maps
,
746 in_field_class
, out_field_class
);
748 case BT_FIELD_CLASS_TYPE_STATIC_ARRAY
:
749 ret
= field_class_static_array_copy(md_maps
,
750 in_field_class
, out_field_class
);
752 case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY
:
753 ret
= field_class_dynamic_array_copy(md_maps
,
754 in_field_class
, out_field_class
);
756 case BT_FIELD_CLASS_TYPE_VARIANT
:
757 ret
= field_class_variant_copy(md_maps
,
758 in_field_class
, out_field_class
);