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2e33ac5a PP |
1 | #ifndef BABELTRACE_CTF_IR_FIELDS_INTERNAL_H |
2 | #define BABELTRACE_CTF_IR_FIELDS_INTERNAL_H | |
273b65be JG |
3 | |
4 | /* | |
2e33ac5a | 5 | * Babeltrace - CTF IR: Event Fields internal |
273b65be | 6 | * |
de9dd397 | 7 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be JG |
8 | * |
9 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
10 | * | |
11 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
12 | * of this software and associated documentation files (the "Software"), to deal | |
13 | * in the Software without restriction, including without limitation the rights | |
14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
15 | * copies of the Software, and to permit persons to whom the Software is | |
16 | * furnished to do so, subject to the following conditions: | |
17 | * | |
18 | * The above copyright notice and this permission notice shall be included in | |
19 | * all copies or substantial portions of the Software. | |
20 | * | |
21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
27 | * SOFTWARE. | |
28 | */ | |
29 | ||
8deee039 PP |
30 | #include <babeltrace/assert-pre-internal.h> |
31 | #include <babeltrace/common-internal.h> | |
32 | #include <babeltrace/ctf-ir/field-types-internal.h> | |
33 | #include <babeltrace/ctf-ir/utils-internal.h> | |
83509119 | 34 | #include <babeltrace/object-internal.h> |
273b65be | 35 | #include <babeltrace/babeltrace-internal.h> |
c55a9f58 | 36 | #include <babeltrace/types.h> |
dc3fffef | 37 | #include <stdint.h> |
8deee039 | 38 | #include <inttypes.h> |
a745c331 | 39 | #include <stdbool.h> |
273b65be JG |
40 | #include <glib.h> |
41 | ||
8deee039 PP |
42 | #define BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(_field, _type_id, _name) \ |
43 | BT_ASSERT_PRE((_field)->type->id == (_type_id), \ | |
44 | _name " has the wrong type ID: expected-type-id=%s, " \ | |
45 | "%![field-]+_f", bt_common_field_type_id_string(_type_id), \ | |
46 | (_field)) | |
dc3fffef | 47 | |
8deee039 PP |
48 | #define BT_ASSERT_PRE_FIELD_COMMON_IS_SET(_field, _name) \ |
49 | BT_ASSERT_PRE(bt_field_common_is_set_recursive(_field), \ | |
50 | _name " is not set: %!+_f", (_field)) | |
51 | ||
52 | #define BT_ASSERT_PRE_FIELD_COMMON_HOT(_field, _name) \ | |
53 | BT_ASSERT_PRE_HOT((_field), (_name), ": +%!+_f", (_field)) | |
54 | ||
55 | struct bt_field; | |
56 | struct bt_field_common; | |
57 | ||
58 | typedef void (*bt_field_common_method_freeze)(struct bt_field_common *); | |
59 | typedef int (*bt_field_common_method_validate)(struct bt_field_common *); | |
60 | typedef struct bt_field_common *(*bt_field_common_method_copy)( | |
61 | struct bt_field_common *); | |
62 | typedef bt_bool (*bt_field_common_method_is_set)(struct bt_field_common *); | |
63 | typedef void (*bt_field_common_method_reset)(struct bt_field_common *); | |
64 | ||
65 | struct bt_field_common_methods { | |
66 | bt_field_common_method_freeze freeze; | |
67 | bt_field_common_method_validate validate; | |
68 | bt_field_common_method_copy copy; | |
69 | bt_field_common_method_is_set is_set; | |
70 | bt_field_common_method_reset reset; | |
71 | }; | |
72 | ||
73 | struct bt_field_common { | |
83509119 | 74 | struct bt_object base; |
8deee039 PP |
75 | struct bt_field_type_common *type; |
76 | struct bt_field_common_methods *methods; | |
a745c331 JG |
77 | bool payload_set; |
78 | bool frozen; | |
8deee039 PP |
79 | |
80 | /* | |
81 | * Specialized data for either CTF IR or CTF writer APIs. | |
82 | * See comment in `field-types-internal.h` for more details. | |
83 | */ | |
84 | union { | |
85 | struct { | |
86 | } ir; | |
87 | struct { | |
88 | void *serialize_func; | |
89 | } writer; | |
90 | } spec; | |
273b65be JG |
91 | }; |
92 | ||
8deee039 PP |
93 | struct bt_field_common_integer { |
94 | struct bt_field_common common; | |
dc3fffef PP |
95 | union { |
96 | int64_t signd; | |
97 | uint64_t unsignd; | |
98 | } payload; | |
273b65be JG |
99 | }; |
100 | ||
8deee039 PP |
101 | struct bt_field_common_enumeration { |
102 | struct bt_field_common common; | |
103 | struct bt_field_common *payload; | |
273b65be JG |
104 | }; |
105 | ||
8deee039 PP |
106 | struct bt_field_common_floating_point { |
107 | struct bt_field_common common; | |
dc3fffef | 108 | double payload; |
273b65be JG |
109 | }; |
110 | ||
8deee039 PP |
111 | struct bt_field_common_structure { |
112 | struct bt_field_common common; | |
113 | GPtrArray *fields; /* Array of pointers to struct bt_field_common */ | |
273b65be JG |
114 | }; |
115 | ||
8deee039 PP |
116 | struct bt_field_common_variant { |
117 | struct bt_field_common common; | |
118 | struct bt_field_common *tag; | |
119 | struct bt_field_common *payload; | |
273b65be JG |
120 | }; |
121 | ||
8deee039 PP |
122 | struct bt_field_common_array { |
123 | struct bt_field_common common; | |
124 | GPtrArray *elements; /* Array of pointers to struct bt_field_common */ | |
273b65be JG |
125 | }; |
126 | ||
8deee039 PP |
127 | struct bt_field_common_sequence { |
128 | struct bt_field_common common; | |
129 | struct bt_field_common *length; | |
130 | GPtrArray *elements; /* Array of pointers to struct bt_field_common */ | |
273b65be JG |
131 | }; |
132 | ||
8deee039 PP |
133 | struct bt_field_common_string { |
134 | struct bt_field_common common; | |
273b65be JG |
135 | GString *payload; |
136 | }; | |
137 | ||
8deee039 PP |
138 | static inline |
139 | struct bt_field_type *bt_field_borrow_type(struct bt_field *field) | |
140 | { | |
141 | struct bt_field_common *field_common = (void *) field; | |
142 | ||
143 | BT_ASSERT(field); | |
144 | return (void *) field_common->type; | |
145 | } | |
146 | ||
147 | BT_HIDDEN | |
148 | int64_t bt_field_sequence_get_int_length(struct bt_field *field); | |
149 | ||
150 | BT_HIDDEN | |
151 | struct bt_field_common *bt_field_common_copy(struct bt_field_common *field); | |
152 | ||
153 | BT_HIDDEN | |
154 | int bt_field_common_structure_initialize(struct bt_field_common *field, | |
155 | struct bt_field_type_common *type, | |
156 | bt_object_release_func release_func, | |
157 | struct bt_field_common_methods *methods, | |
158 | bt_field_common_create_func field_create_func); | |
159 | ||
160 | BT_HIDDEN | |
161 | int bt_field_common_array_initialize(struct bt_field_common *field, | |
162 | struct bt_field_type_common *type, | |
163 | bt_object_release_func release_func, | |
164 | struct bt_field_common_methods *methods); | |
165 | ||
166 | BT_HIDDEN | |
167 | int bt_field_common_generic_validate(struct bt_field_common *field); | |
168 | ||
169 | BT_HIDDEN | |
170 | int bt_field_common_enumeration_validate_recursive( | |
171 | struct bt_field_common *field); | |
172 | ||
173 | BT_HIDDEN | |
174 | int bt_field_common_structure_validate_recursive(struct bt_field_common *field); | |
175 | ||
176 | BT_HIDDEN | |
177 | int bt_field_common_variant_validate_recursive(struct bt_field_common *field); | |
178 | ||
179 | BT_HIDDEN | |
180 | int bt_field_common_array_validate_recursive(struct bt_field_common *field); | |
181 | ||
182 | BT_HIDDEN | |
183 | int bt_field_common_sequence_validate_recursive(struct bt_field_common *field); | |
184 | ||
185 | BT_HIDDEN | |
186 | void bt_field_common_generic_reset(struct bt_field_common *field); | |
187 | ||
188 | BT_HIDDEN | |
189 | void bt_field_common_enumeration_reset_recursive(struct bt_field_common *field); | |
190 | ||
191 | BT_HIDDEN | |
192 | void bt_field_common_structure_reset_recursive(struct bt_field_common *field); | |
193 | ||
194 | BT_HIDDEN | |
195 | void bt_field_common_variant_reset_recursive(struct bt_field_common *field); | |
196 | ||
197 | BT_HIDDEN | |
198 | void bt_field_common_array_reset_recursive(struct bt_field_common *field); | |
199 | ||
200 | BT_HIDDEN | |
201 | void bt_field_common_sequence_reset_recursive(struct bt_field_common *field); | |
202 | ||
203 | BT_HIDDEN | |
204 | void bt_field_common_string_reset(struct bt_field_common *field); | |
205 | ||
206 | BT_HIDDEN | |
207 | void bt_field_common_generic_freeze(struct bt_field_common *field); | |
208 | ||
8b45963b | 209 | BT_HIDDEN |
8deee039 | 210 | void bt_field_common_enumeration_freeze_recursive(struct bt_field_common *field); |
8b45963b | 211 | |
273b65be | 212 | BT_HIDDEN |
8deee039 | 213 | void bt_field_common_structure_freeze_recursive(struct bt_field_common *field); |
273b65be JG |
214 | |
215 | BT_HIDDEN | |
8deee039 | 216 | void bt_field_common_variant_freeze_recursive(struct bt_field_common *field); |
8b45963b PP |
217 | |
218 | BT_HIDDEN | |
8deee039 | 219 | void bt_field_common_array_freeze_recursive(struct bt_field_common *field); |
8b45963b PP |
220 | |
221 | BT_HIDDEN | |
8deee039 | 222 | void bt_field_common_sequence_freeze_recursive(struct bt_field_common *field); |
273b65be | 223 | |
918be005 | 224 | BT_HIDDEN |
8deee039 PP |
225 | void _bt_field_common_freeze_recursive(struct bt_field_common *field); |
226 | ||
227 | BT_HIDDEN | |
228 | bt_bool bt_field_common_generic_is_set(struct bt_field_common *field); | |
229 | ||
230 | BT_HIDDEN | |
231 | bt_bool bt_field_common_enumeration_is_set_recursive( | |
232 | struct bt_field_common *field); | |
233 | ||
234 | BT_HIDDEN | |
235 | bt_bool bt_field_common_structure_is_set_recursive( | |
236 | struct bt_field_common *field); | |
237 | ||
238 | BT_HIDDEN | |
239 | bt_bool bt_field_common_variant_is_set_recursive(struct bt_field_common *field); | |
240 | ||
241 | BT_HIDDEN | |
242 | bt_bool bt_field_common_array_is_set_recursive(struct bt_field_common *field); | |
243 | ||
244 | BT_HIDDEN | |
245 | bt_bool bt_field_common_sequence_is_set_recursive(struct bt_field_common *field); | |
246 | ||
247 | BT_HIDDEN | |
248 | void bt_field_common_integer_destroy(struct bt_object *obj); | |
249 | ||
250 | BT_HIDDEN | |
251 | void bt_field_common_enumeration_destroy_recursive(struct bt_object *obj); | |
252 | ||
253 | BT_HIDDEN | |
254 | void bt_field_common_floating_point_destroy(struct bt_object *obj); | |
255 | ||
256 | BT_HIDDEN | |
257 | void bt_field_common_structure_destroy_recursive(struct bt_object *obj); | |
258 | ||
259 | BT_HIDDEN | |
260 | void bt_field_common_variant_destroy_recursive(struct bt_object *obj); | |
261 | ||
262 | BT_HIDDEN | |
263 | void bt_field_common_array_destroy_recursive(struct bt_object *obj); | |
264 | ||
265 | BT_HIDDEN | |
266 | void bt_field_common_sequence_destroy_recursive(struct bt_object *obj); | |
267 | ||
268 | BT_HIDDEN | |
269 | void bt_field_common_string_destroy(struct bt_object *obj); | |
8b45963b PP |
270 | |
271 | #ifdef BT_DEV_MODE | |
8deee039 PP |
272 | # define bt_field_common_validate_recursive _bt_field_common_validate_recursive |
273 | # define bt_field_common_freeze_recursive _bt_field_common_freeze_recursive | |
274 | # define bt_field_common_is_set_recursive _bt_field_common_is_set_recursive | |
275 | # define bt_field_common_reset_recursive _bt_field_common_reset_recursive | |
276 | # define bt_field_common_set _bt_field_common_set | |
8b45963b PP |
277 | # define bt_field_validate_recursive _bt_field_validate_recursive |
278 | # define bt_field_freeze_recursive _bt_field_freeze_recursive | |
279 | # define bt_field_is_set_recursive _bt_field_is_set_recursive | |
280 | # define bt_field_reset_recursive _bt_field_reset_recursive | |
281 | # define bt_field_set _bt_field_set | |
282 | #else | |
8deee039 PP |
283 | # define bt_field_common_validate_recursive(_field) (-1) |
284 | # define bt_field_common_freeze_recursive(_field) | |
285 | # define bt_field_common_is_set_recursive(_field) (BT_FALSE) | |
286 | # define bt_field_common_reset_recursive(_field) (BT_TRUE) | |
287 | # define bt_field_common_set(_field, _val) | |
288 | # define bt_field_validate_recursive(_field) (-1) | |
8b45963b | 289 | # define bt_field_freeze_recursive(_field) |
8deee039 | 290 | # define bt_field_is_set_recursive(_field) (BT_FALSE) |
8b45963b PP |
291 | # define bt_field_reset_recursive(_field) (BT_TRUE) |
292 | # define bt_field_set(_field, _val) | |
293 | #endif | |
918be005 | 294 | |
8deee039 PP |
295 | BT_ASSERT_FUNC |
296 | static inline bool field_type_common_has_known_id( | |
297 | struct bt_field_type_common *ft) | |
298 | { | |
299 | return ft->id > BT_FIELD_TYPE_ID_UNKNOWN || | |
300 | ft->id < BT_FIELD_TYPE_ID_NR; | |
301 | } | |
302 | ||
303 | static inline | |
304 | int _bt_field_common_validate_recursive(struct bt_field_common *field) | |
305 | { | |
306 | int ret = 0; | |
307 | ||
308 | if (!field) { | |
309 | BT_ASSERT_PRE_MSG("%s", "Invalid field: field is NULL."); | |
310 | ret = -1; | |
311 | goto end; | |
312 | } | |
313 | ||
314 | BT_ASSERT(field_type_common_has_known_id(field->type)); | |
315 | ||
316 | if (field->methods->validate) { | |
317 | ret = field->methods->validate(field); | |
318 | } | |
319 | ||
320 | end: | |
321 | return ret; | |
322 | } | |
323 | ||
324 | static inline | |
325 | void _bt_field_common_reset_recursive(struct bt_field_common *field) | |
326 | { | |
327 | BT_ASSERT(field); | |
328 | BT_ASSERT(field->methods->reset); | |
329 | field->methods->reset(field); | |
330 | } | |
331 | ||
332 | static inline | |
333 | void _bt_field_common_set(struct bt_field_common *field, bool value) | |
334 | { | |
335 | BT_ASSERT(field); | |
336 | field->payload_set = value; | |
337 | } | |
338 | ||
339 | static inline | |
340 | bt_bool _bt_field_common_is_set_recursive(struct bt_field_common *field) | |
341 | { | |
342 | bt_bool is_set = BT_FALSE; | |
343 | ||
344 | if (!field) { | |
345 | goto end; | |
346 | } | |
347 | ||
348 | BT_ASSERT(field_type_common_has_known_id(field->type)); | |
349 | BT_ASSERT(field->methods->is_set); | |
350 | is_set = field->methods->is_set(field); | |
351 | ||
352 | end: | |
353 | return is_set; | |
354 | } | |
355 | ||
356 | static inline | |
357 | void bt_field_common_initialize(struct bt_field_common *field, | |
358 | struct bt_field_type_common *ft, | |
359 | bt_object_release_func release_func, | |
360 | struct bt_field_common_methods *methods) | |
361 | { | |
362 | BT_ASSERT(field); | |
363 | BT_ASSERT(ft); | |
364 | bt_object_init(field, release_func); | |
365 | field->methods = methods; | |
366 | field->type = bt_get(ft); | |
367 | } | |
368 | ||
369 | static inline | |
370 | struct bt_field_type_common *bt_field_common_get_type( | |
371 | struct bt_field_common *field) | |
372 | { | |
373 | struct bt_field_type_common *ret = NULL; | |
374 | ||
375 | BT_ASSERT_PRE_NON_NULL(field, "Field"); | |
376 | ret = bt_get(field->type); | |
377 | return ret; | |
378 | } | |
379 | ||
380 | static inline | |
381 | int64_t bt_field_common_sequence_get_int_length(struct bt_field_common *field) | |
382 | { | |
383 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); | |
384 | int64_t ret; | |
385 | ||
386 | BT_ASSERT(field); | |
387 | BT_ASSERT(field->type->id == BT_FIELD_TYPE_ID_SEQUENCE); | |
388 | if (!sequence->length) { | |
389 | ret = -1; | |
390 | goto end; | |
391 | } | |
392 | ||
393 | ret = (int64_t) sequence->elements->len; | |
394 | ||
395 | end: | |
396 | return ret; | |
397 | } | |
398 | ||
399 | static inline | |
400 | struct bt_field_common *bt_field_common_sequence_get_length( | |
401 | struct bt_field_common *field) | |
402 | { | |
403 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); | |
404 | ||
405 | BT_ASSERT_PRE_NON_NULL(field, "Sequence field"); | |
406 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, BT_FIELD_TYPE_ID_SEQUENCE, | |
407 | "Field"); | |
408 | return bt_get(sequence->length); | |
409 | } | |
410 | ||
411 | static inline | |
412 | int bt_field_common_sequence_set_length(struct bt_field_common *field, | |
413 | struct bt_field_common *length_field) | |
414 | { | |
415 | int ret = 0; | |
416 | struct bt_field_common_integer *length = BT_FROM_COMMON(length_field); | |
417 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); | |
418 | uint64_t sequence_length; | |
419 | ||
420 | BT_ASSERT_PRE_NON_NULL(field, "Sequence field"); | |
421 | BT_ASSERT_PRE_NON_NULL(length_field, "Length field"); | |
422 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Sequence field"); | |
423 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(length_field, | |
424 | BT_FIELD_TYPE_ID_INTEGER, "Length field"); | |
425 | BT_ASSERT_PRE( | |
426 | !bt_field_type_common_integer_is_signed(length->common.type), | |
427 | "Length field's type is signed: %!+_f", length_field); | |
428 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(length_field, "Length field"); | |
429 | sequence_length = length->payload.unsignd; | |
430 | if (sequence->elements) { | |
431 | g_ptr_array_free(sequence->elements, TRUE); | |
432 | bt_put(sequence->length); | |
433 | } | |
434 | ||
435 | sequence->elements = g_ptr_array_sized_new((size_t) sequence_length); | |
436 | if (!sequence->elements) { | |
437 | BT_LOGE_STR("Failed to allocate a GPtrArray."); | |
438 | ret = -1; | |
439 | goto end; | |
440 | } | |
441 | ||
442 | g_ptr_array_set_free_func(sequence->elements, | |
443 | (GDestroyNotify) bt_put); | |
444 | g_ptr_array_set_size(sequence->elements, (size_t) sequence_length); | |
445 | bt_get(length_field); | |
446 | sequence->length = length_field; | |
447 | bt_field_common_freeze_recursive(length_field); | |
448 | ||
449 | end: | |
450 | return ret; | |
451 | } | |
452 | ||
453 | static inline | |
454 | struct bt_field_common *bt_field_common_structure_get_field_by_name( | |
455 | struct bt_field_common *field, const char *name) | |
456 | { | |
457 | struct bt_field_common *ret = NULL; | |
458 | GQuark field_quark; | |
459 | struct bt_field_type_common_structure *structure_ft; | |
460 | struct bt_field_common_structure *structure = BT_FROM_COMMON(field); | |
461 | size_t index; | |
462 | GHashTable *field_name_to_index; | |
463 | ||
464 | BT_ASSERT_PRE_NON_NULL(field, "Structure field"); | |
465 | BT_ASSERT_PRE_NON_NULL(name, "Field name"); | |
466 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
467 | BT_FIELD_TYPE_ID_STRUCT, "Field"); | |
468 | structure_ft = BT_FROM_COMMON(field->type); | |
469 | field_name_to_index = structure_ft->field_name_to_index; | |
470 | field_quark = g_quark_from_string(name); | |
471 | if (!g_hash_table_lookup_extended(field_name_to_index, | |
472 | GUINT_TO_POINTER(field_quark), | |
473 | NULL, (gpointer *) &index)) { | |
474 | BT_LOGV("Invalid parameter: no such field in structure field's type: " | |
475 | "struct-field-addr=%p, struct-ft-addr=%p, name=\"%s\"", | |
476 | field, field->type, name); | |
477 | goto error; | |
478 | } | |
479 | ||
480 | ret = bt_get(structure->fields->pdata[index]); | |
481 | BT_ASSERT(ret); | |
482 | ||
483 | error: | |
484 | return ret; | |
485 | } | |
486 | ||
487 | static inline | |
488 | struct bt_field_common *bt_field_common_structure_get_field_by_index( | |
489 | struct bt_field_common *field, uint64_t index) | |
490 | { | |
491 | struct bt_field_common_structure *structure = BT_FROM_COMMON(field); | |
492 | ||
493 | BT_ASSERT_PRE_NON_NULL(field, "Structure field"); | |
494 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
495 | BT_FIELD_TYPE_ID_STRUCT, "Field"); | |
496 | BT_ASSERT_PRE(index < structure->fields->len, | |
497 | "Index is out of bound: %![struct-field-]+_f, " | |
498 | "index=%" PRIu64 ", count=%u", field, index, | |
499 | structure->fields->len); | |
500 | return bt_get(structure->fields->pdata[index]); | |
501 | } | |
502 | ||
503 | BT_ASSERT_PRE_FUNC | |
504 | static inline bool field_to_set_has_expected_type( | |
505 | struct bt_field_common *struct_field, | |
506 | const char *name, struct bt_field_common *value) | |
507 | { | |
508 | bool ret = true; | |
509 | struct bt_field_type_common *expected_field_type = NULL; | |
510 | ||
511 | expected_field_type = | |
512 | bt_field_type_common_structure_get_field_type_by_name( | |
513 | struct_field->type, name); | |
514 | ||
515 | if (bt_field_type_common_compare(expected_field_type, value->type)) { | |
516 | BT_ASSERT_PRE_MSG("Value field's type is different from the expected field type: " | |
517 | "%![value-ft-]+_F, %![expected-ft-]+_F", value->type, | |
518 | expected_field_type); | |
519 | ret = false; | |
520 | goto end; | |
521 | } | |
522 | ||
523 | end: | |
524 | bt_put(expected_field_type); | |
525 | return ret; | |
526 | } | |
527 | ||
528 | static inline | |
529 | int bt_field_common_structure_set_field_by_name(struct bt_field_common *field, | |
530 | const char *name, struct bt_field_common *value) | |
531 | { | |
532 | int ret = 0; | |
533 | GQuark field_quark; | |
534 | struct bt_field_common_structure *structure = BT_FROM_COMMON(field); | |
535 | size_t index; | |
536 | GHashTable *field_name_to_index; | |
537 | struct bt_field_type_common_structure *structure_ft; | |
538 | ||
539 | BT_ASSERT_PRE_NON_NULL(field, "Structure field"); | |
540 | BT_ASSERT_PRE_NON_NULL(name, "Field name"); | |
541 | BT_ASSERT_PRE_NON_NULL(value, "Value field"); | |
542 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, BT_FIELD_TYPE_ID_STRUCT, | |
543 | "Parent field"); | |
544 | BT_ASSERT_PRE(field_to_set_has_expected_type(field, name, value), | |
545 | "Value field's type is different from the expected field type."); | |
546 | field_quark = g_quark_from_string(name); | |
547 | structure_ft = BT_FROM_COMMON(field->type); | |
548 | field_name_to_index = structure_ft->field_name_to_index; | |
549 | if (!g_hash_table_lookup_extended(field_name_to_index, | |
550 | GUINT_TO_POINTER(field_quark), NULL, | |
551 | (gpointer *) &index)) { | |
552 | BT_LOGV("Invalid parameter: no such field in structure field's type: " | |
553 | "struct-field-addr=%p, struct-ft-addr=%p, " | |
554 | "field-ft-addr=%p, name=\"%s\"", | |
555 | field, field->type, value->type, name); | |
556 | ret = -1; | |
557 | goto end; | |
558 | } | |
559 | bt_get(value); | |
560 | BT_MOVE(structure->fields->pdata[index], value); | |
561 | ||
562 | end: | |
563 | return ret; | |
564 | } | |
565 | ||
566 | static inline | |
567 | struct bt_field_common *bt_field_common_array_get_field( | |
568 | struct bt_field_common *field, uint64_t index, | |
569 | bt_field_common_create_func field_create_func) | |
570 | { | |
571 | struct bt_field_common *new_field = NULL; | |
572 | struct bt_field_type_common *field_type = NULL; | |
573 | struct bt_field_common_array *array = BT_FROM_COMMON(field); | |
574 | ||
575 | BT_ASSERT_PRE_NON_NULL(field, "Array field"); | |
576 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, BT_FIELD_TYPE_ID_ARRAY, "Field"); | |
577 | BT_ASSERT_PRE(index < array->elements->len, | |
578 | "Index is out of bound: %![array-field-]+_f, " | |
579 | "index=%" PRIu64 ", count=%u", field, | |
580 | index, array->elements->len); | |
581 | ||
582 | field_type = bt_field_type_common_array_get_element_field_type( | |
583 | field->type); | |
584 | if (array->elements->pdata[(size_t) index]) { | |
585 | new_field = array->elements->pdata[(size_t) index]; | |
586 | goto end; | |
587 | } | |
588 | ||
589 | /* We don't want to modify this field if it's frozen */ | |
590 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Array field"); | |
591 | new_field = field_create_func(field_type); | |
592 | array->elements->pdata[(size_t) index] = new_field; | |
593 | ||
594 | end: | |
595 | bt_put(field_type); | |
596 | bt_get(new_field); | |
597 | return new_field; | |
598 | } | |
599 | ||
600 | static inline | |
601 | struct bt_field_common *bt_field_common_sequence_get_field( | |
602 | struct bt_field_common *field, uint64_t index, | |
603 | bt_field_common_create_func field_create_func) | |
604 | { | |
605 | struct bt_field_common *new_field = NULL; | |
606 | struct bt_field_type_common *field_type = NULL; | |
607 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); | |
608 | ||
609 | BT_ASSERT_PRE_NON_NULL(field, "Sequence field"); | |
610 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, BT_FIELD_TYPE_ID_SEQUENCE, | |
611 | "Field"); | |
612 | BT_ASSERT_PRE_NON_NULL(sequence->elements, "Sequence field's element array"); | |
613 | BT_ASSERT_PRE(index < sequence->elements->len, | |
614 | "Index is out of bound: %![seq-field-]+_f, " | |
615 | "index=%" PRIu64 ", count=%u", field, index, | |
616 | sequence->elements->len); | |
617 | field_type = bt_field_type_common_sequence_get_element_field_type( | |
618 | field->type); | |
619 | if (sequence->elements->pdata[(size_t) index]) { | |
620 | new_field = sequence->elements->pdata[(size_t) index]; | |
621 | goto end; | |
622 | } | |
623 | ||
624 | /* We don't want to modify this field if it's frozen */ | |
625 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Sequence field"); | |
626 | new_field = field_create_func(field_type); | |
627 | sequence->elements->pdata[(size_t) index] = new_field; | |
628 | ||
629 | end: | |
630 | bt_put(field_type); | |
631 | bt_get(new_field); | |
632 | return new_field; | |
633 | } | |
634 | ||
635 | static inline | |
636 | struct bt_field_common *bt_field_common_enumeration_get_container( | |
637 | struct bt_field_common *field, | |
638 | bt_field_common_create_func field_create_func) | |
639 | { | |
640 | struct bt_field_common_enumeration *enumeration = BT_FROM_COMMON(field); | |
641 | ||
642 | BT_ASSERT_PRE_NON_NULL(field, "Enumeration field"); | |
643 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
644 | BT_FIELD_TYPE_ID_ENUM, "Field"); | |
645 | ||
646 | if (!enumeration->payload) { | |
647 | struct bt_field_type_common_enumeration *enumeration_type; | |
648 | ||
649 | /* We don't want to modify this field if it's frozen */ | |
650 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Enumeration field"); | |
651 | ||
652 | enumeration_type = BT_FROM_COMMON(field->type); | |
653 | enumeration->payload = | |
654 | field_create_func( | |
655 | BT_TO_COMMON(enumeration_type->container_ft)); | |
656 | } | |
657 | ||
658 | return bt_get(enumeration->payload); | |
659 | } | |
660 | ||
661 | static inline | |
662 | struct bt_field_common *bt_field_common_variant_get_field( | |
663 | struct bt_field_common *field, | |
664 | struct bt_field_common *tag_field, | |
665 | bt_field_common_create_func field_create_func) | |
666 | { | |
667 | struct bt_field_common *new_field = NULL; | |
668 | struct bt_field_common_variant *variant = BT_FROM_COMMON(field); | |
669 | struct bt_field_type_common_variant *variant_type; | |
670 | struct bt_field_type_common *field_type; | |
671 | struct bt_field_common *tag_enum = NULL; | |
672 | struct bt_field_common_integer *tag_enum_integer = | |
673 | BT_FROM_COMMON(field); | |
674 | int64_t tag_enum_value; | |
675 | ||
676 | BT_ASSERT_PRE_NON_NULL(field, "Variant field"); | |
677 | BT_ASSERT_PRE_NON_NULL(tag_field, "Tag field"); | |
678 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, BT_FIELD_TYPE_ID_VARIANT, | |
679 | "Variant field"); | |
680 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(tag_field, BT_FIELD_TYPE_ID_ENUM, | |
681 | "Tag field"); | |
682 | variant_type = BT_FROM_COMMON(field->type); | |
683 | tag_enum = bt_field_common_enumeration_get_container(tag_field, | |
684 | field_create_func); | |
685 | BT_ASSERT_PRE_NON_NULL(tag_enum, "Tag field's container"); | |
686 | tag_enum_integer = BT_FROM_COMMON(tag_enum); | |
687 | BT_ASSERT_PRE(bt_field_common_validate_recursive(tag_field) == 0, | |
688 | "Tag field is invalid: %!+_f", tag_field); | |
689 | tag_enum_value = tag_enum_integer->payload.signd; | |
690 | ||
691 | /* | |
692 | * If the variant currently has a tag and a payload, and if the | |
693 | * requested tag value is the same as the current one, return | |
694 | * the current payload instead of creating a fresh one. | |
695 | */ | |
696 | if (variant->tag && variant->payload) { | |
697 | struct bt_field_common *cur_tag_container = NULL; | |
698 | struct bt_field_common_integer *cur_tag_enum_integer; | |
699 | int64_t cur_tag_value; | |
700 | ||
701 | cur_tag_container = | |
702 | bt_field_common_enumeration_get_container(variant->tag, | |
703 | field_create_func); | |
704 | BT_ASSERT(cur_tag_container); | |
705 | cur_tag_enum_integer = BT_FROM_COMMON(cur_tag_container); | |
706 | bt_put(cur_tag_container); | |
707 | cur_tag_value = cur_tag_enum_integer->payload.signd; | |
708 | ||
709 | if (cur_tag_value == tag_enum_value) { | |
710 | new_field = variant->payload; | |
711 | bt_get(new_field); | |
712 | goto end; | |
713 | } | |
714 | } | |
715 | ||
716 | /* We don't want to modify this field if it's frozen */ | |
717 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Variant field"); | |
718 | field_type = bt_field_type_common_variant_get_field_type_signed( | |
719 | variant_type, tag_enum_value); | |
720 | ||
721 | /* It's the caller's job to make sure the tag's value is valid */ | |
722 | BT_ASSERT_PRE(field_type, | |
723 | "Variant field's type does not contain a field type for " | |
724 | "this tag value: tag-value-signed=%" PRId64 ", " | |
725 | "%![var-ft-]+_F, %![tag-field-]+_f", tag_enum_value, | |
726 | variant_type, tag_field); | |
727 | ||
728 | new_field = field_create_func(field_type); | |
729 | if (!new_field) { | |
730 | BT_LOGW("Cannot create field: " | |
731 | "variant-field-addr=%p, variant-ft-addr=%p, " | |
732 | "field-ft-addr=%p", field, field->type, field_type); | |
733 | goto end; | |
734 | } | |
735 | ||
736 | bt_put(variant->tag); | |
737 | bt_put(variant->payload); | |
738 | bt_get(new_field); | |
739 | bt_get(tag_field); | |
740 | variant->tag = tag_field; | |
741 | variant->payload = new_field; | |
742 | ||
743 | end: | |
744 | bt_put(tag_enum); | |
745 | return new_field; | |
746 | } | |
747 | ||
748 | static inline | |
749 | struct bt_field_common *bt_field_common_variant_get_current_field( | |
750 | struct bt_field_common *variant_field) | |
751 | { | |
752 | struct bt_field_common_variant *variant = BT_FROM_COMMON(variant_field); | |
753 | ||
754 | BT_ASSERT_PRE_NON_NULL(variant_field, "Variant field"); | |
755 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(variant_field, | |
756 | BT_FIELD_TYPE_ID_VARIANT, "Field"); | |
757 | return bt_get(variant->payload); | |
758 | } | |
759 | ||
760 | static inline | |
761 | struct bt_field_common *bt_field_common_variant_get_tag( | |
762 | struct bt_field_common *variant_field) | |
763 | { | |
764 | struct bt_field_common_variant *variant = BT_FROM_COMMON(variant_field); | |
765 | ||
766 | BT_ASSERT_PRE_NON_NULL(variant_field, "Variant field"); | |
767 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(variant_field, | |
768 | BT_FIELD_TYPE_ID_VARIANT, "Field"); | |
769 | return bt_get(variant->tag); | |
770 | } | |
771 | ||
772 | static inline | |
773 | int bt_field_common_integer_signed_get_value(struct bt_field_common *field, | |
774 | int64_t *value) | |
775 | { | |
776 | struct bt_field_common_integer *integer = BT_FROM_COMMON(field); | |
777 | ||
778 | BT_ASSERT_PRE_NON_NULL(field, "Integer field"); | |
779 | BT_ASSERT_PRE_NON_NULL(value, "Value"); | |
780 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(field, "Integer field"); | |
781 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
782 | BT_FIELD_TYPE_ID_INTEGER, "Field"); | |
783 | BT_ASSERT_PRE(bt_field_type_common_integer_is_signed(field->type), | |
784 | "Field's type is unsigned: %!+_f", field); | |
785 | *value = integer->payload.signd; | |
786 | return 0; | |
787 | } | |
788 | ||
789 | BT_ASSERT_PRE_FUNC | |
790 | static inline bool value_is_in_range_signed(unsigned int size, int64_t value) | |
791 | { | |
792 | bool ret = true; | |
793 | int64_t min_value, max_value; | |
794 | ||
795 | min_value = -(1ULL << (size - 1)); | |
796 | max_value = (1ULL << (size - 1)) - 1; | |
797 | if (value < min_value || value > max_value) { | |
798 | BT_LOGF("Value is out of bounds: value=%" PRId64 ", " | |
799 | "min-value=%" PRId64 ", max-value=%" PRId64, | |
800 | value, min_value, max_value); | |
801 | ret = false; | |
802 | } | |
803 | ||
804 | return ret; | |
805 | } | |
806 | ||
807 | static inline | |
808 | int bt_field_common_integer_signed_set_value(struct bt_field_common *field, | |
809 | int64_t value) | |
810 | { | |
811 | int ret = 0; | |
812 | struct bt_field_common_integer *integer = BT_FROM_COMMON(field); | |
813 | struct bt_field_type_common_integer *integer_type; | |
814 | ||
815 | BT_ASSERT_PRE_NON_NULL(field, "Integer field"); | |
816 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Integer field"); | |
817 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
818 | BT_FIELD_TYPE_ID_INTEGER, "Field"); | |
819 | integer_type = BT_FROM_COMMON(field->type); | |
820 | BT_ASSERT_PRE(bt_field_type_common_integer_is_signed(field->type), | |
821 | "Field's type is unsigned: %!+_f", field); | |
822 | BT_ASSERT_PRE(value_is_in_range_signed(integer_type->size, value), | |
823 | "Value is out of bounds: value=%" PRId64 ", %![field-]+_f", | |
824 | value, field); | |
825 | integer->payload.signd = value; | |
826 | bt_field_common_set(field, true); | |
827 | return ret; | |
828 | } | |
829 | ||
830 | static inline | |
831 | int bt_field_common_integer_unsigned_get_value(struct bt_field_common *field, | |
832 | uint64_t *value) | |
833 | { | |
834 | struct bt_field_common_integer *integer = BT_FROM_COMMON(field); | |
835 | ||
836 | BT_ASSERT_PRE_NON_NULL(field, "Integer field"); | |
837 | BT_ASSERT_PRE_NON_NULL(value, "Value"); | |
838 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(field, "Integer field"); | |
839 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
840 | BT_FIELD_TYPE_ID_INTEGER, "Field"); | |
841 | BT_ASSERT_PRE(!bt_field_type_common_integer_is_signed(field->type), | |
842 | "Field's type is signed: %!+_f", field); | |
843 | *value = integer->payload.unsignd; | |
844 | return 0; | |
845 | } | |
846 | ||
847 | BT_ASSERT_PRE_FUNC | |
848 | static inline bool value_is_in_range_unsigned(unsigned int size, uint64_t value) | |
849 | { | |
850 | bool ret = true; | |
851 | int64_t max_value; | |
852 | ||
853 | max_value = (size == 64) ? UINT64_MAX : ((uint64_t) 1 << size) - 1; | |
854 | if (value > max_value) { | |
855 | BT_LOGF("Value is out of bounds: value=%" PRIu64 ", " | |
856 | "max-value=%" PRIu64, | |
857 | value, max_value); | |
858 | ret = false; | |
859 | } | |
860 | ||
861 | return ret; | |
862 | } | |
863 | ||
864 | static inline | |
865 | int bt_field_common_integer_unsigned_set_value(struct bt_field_common *field, | |
866 | uint64_t value) | |
867 | { | |
868 | struct bt_field_common_integer *integer = BT_FROM_COMMON(field); | |
869 | struct bt_field_type_common_integer *integer_type; | |
870 | ||
871 | BT_ASSERT_PRE_NON_NULL(field, "Integer field"); | |
872 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Integer field"); | |
873 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
874 | BT_FIELD_TYPE_ID_INTEGER, "Field"); | |
875 | integer_type = BT_FROM_COMMON(field->type); | |
876 | BT_ASSERT_PRE(!bt_field_type_common_integer_is_signed(field->type), | |
877 | "Field's type is signed: %!+_f", field); | |
878 | BT_ASSERT_PRE(value_is_in_range_unsigned(integer_type->size, value), | |
879 | "Value is out of bounds: value=%" PRIu64 ", %![field-]+_f", | |
880 | value, field); | |
881 | integer->payload.unsignd = value; | |
882 | bt_field_common_set(field, true); | |
883 | return 0; | |
884 | } | |
885 | ||
886 | static inline | |
887 | struct bt_field_type_enumeration_mapping_iterator * | |
888 | bt_field_common_enumeration_get_mappings(struct bt_field_common *field, | |
889 | bt_field_common_create_func field_create_func) | |
890 | { | |
891 | int ret; | |
892 | struct bt_field_common *container = NULL; | |
893 | struct bt_field_type_common_integer *integer_type = NULL; | |
894 | struct bt_field_type_enumeration_mapping_iterator *iter = NULL; | |
895 | ||
896 | BT_ASSERT_PRE_NON_NULL(field, "Enumeration field"); | |
897 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
898 | BT_FIELD_TYPE_ID_ENUM, "Field"); | |
899 | container = bt_field_common_enumeration_get_container(field, | |
900 | field_create_func); | |
901 | BT_ASSERT_PRE(container, | |
902 | "Enumeration field has no container field: %!+_f", field); | |
903 | BT_ASSERT(container->type); | |
904 | integer_type = BT_FROM_COMMON(container->type); | |
905 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(container, | |
906 | "Enumeration field's payload field"); | |
907 | ||
908 | if (!integer_type->is_signed) { | |
909 | uint64_t value; | |
910 | ||
911 | ret = bt_field_common_integer_unsigned_get_value(container, | |
912 | &value); | |
913 | BT_ASSERT(ret == 0); | |
914 | iter = bt_field_type_common_enumeration_unsigned_find_mappings_by_value( | |
915 | field->type, value); | |
916 | } else { | |
917 | int64_t value; | |
918 | ||
919 | ret = bt_field_common_integer_signed_get_value(container, &value); | |
920 | BT_ASSERT(ret == 0); | |
921 | iter = bt_field_type_common_enumeration_signed_find_mappings_by_value( | |
922 | field->type, value); | |
923 | } | |
924 | ||
925 | bt_put(container); | |
926 | return iter; | |
927 | } | |
928 | ||
929 | static inline | |
930 | int bt_field_common_floating_point_get_value(struct bt_field_common *field, | |
931 | double *value) | |
932 | { | |
933 | struct bt_field_common_floating_point *floating_point = | |
934 | BT_FROM_COMMON(field); | |
935 | ||
936 | BT_ASSERT_PRE_NON_NULL(field, "Floating point number field"); | |
937 | BT_ASSERT_PRE_NON_NULL(value, "Value"); | |
938 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(field, "Floating point number field"); | |
939 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
940 | BT_FIELD_TYPE_ID_FLOAT, "Field"); | |
941 | *value = floating_point->payload; | |
942 | return 0; | |
943 | } | |
944 | ||
945 | static inline | |
946 | int bt_field_common_floating_point_set_value(struct bt_field_common *field, | |
947 | double value) | |
948 | { | |
949 | struct bt_field_common_floating_point *floating_point = | |
950 | BT_FROM_COMMON(field); | |
951 | ||
952 | BT_ASSERT_PRE_NON_NULL(field, "Floating point number field"); | |
953 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "Floating point number field"); | |
954 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
955 | BT_FIELD_TYPE_ID_FLOAT, "Field"); | |
956 | floating_point->payload = value; | |
957 | bt_field_common_set(field, true); | |
958 | return 0; | |
959 | } | |
960 | ||
961 | static inline | |
962 | const char *bt_field_common_string_get_value(struct bt_field_common *field) | |
963 | { | |
964 | struct bt_field_common_string *string = BT_FROM_COMMON(field); | |
965 | ||
966 | BT_ASSERT_PRE_NON_NULL(field, "String field"); | |
967 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(field, "String field"); | |
968 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
969 | BT_FIELD_TYPE_ID_STRING, "Field"); | |
970 | return string->payload->str; | |
971 | } | |
972 | ||
973 | static inline | |
974 | int bt_field_common_string_set_value(struct bt_field_common *field, | |
975 | const char *value) | |
976 | { | |
977 | struct bt_field_common_string *string = BT_FROM_COMMON(field); | |
978 | ||
979 | BT_ASSERT_PRE_NON_NULL(field, "String field"); | |
980 | BT_ASSERT_PRE_NON_NULL(value, "Value"); | |
981 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "String field"); | |
982 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
983 | BT_FIELD_TYPE_ID_STRING, "Field"); | |
984 | ||
985 | if (string->payload) { | |
986 | g_string_assign(string->payload, value); | |
987 | } else { | |
988 | string->payload = g_string_new(value); | |
989 | } | |
990 | ||
991 | bt_field_common_set(field, true); | |
992 | return 0; | |
993 | } | |
994 | ||
995 | static inline | |
996 | int bt_field_common_string_append(struct bt_field_common *field, | |
997 | const char *value) | |
998 | { | |
999 | struct bt_field_common_string *string_field = BT_FROM_COMMON(field); | |
1000 | ||
1001 | BT_ASSERT_PRE_NON_NULL(field, "String field"); | |
1002 | BT_ASSERT_PRE_NON_NULL(value, "Value"); | |
1003 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "String field"); | |
1004 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
1005 | BT_FIELD_TYPE_ID_STRING, "Field"); | |
1006 | ||
1007 | if (string_field->payload) { | |
1008 | g_string_append(string_field->payload, value); | |
1009 | } else { | |
1010 | string_field->payload = g_string_new(value); | |
1011 | } | |
1012 | ||
1013 | bt_field_common_set(field, true); | |
1014 | return 0; | |
1015 | } | |
1016 | ||
1017 | static inline | |
1018 | int bt_field_common_string_append_len(struct bt_field_common *field, | |
1019 | const char *value, unsigned int length) | |
1020 | { | |
1021 | struct bt_field_common_string *string_field = BT_FROM_COMMON(field); | |
1022 | ||
1023 | BT_ASSERT_PRE_NON_NULL(field, "String field"); | |
1024 | BT_ASSERT_PRE_NON_NULL(value, "Value"); | |
1025 | BT_ASSERT_PRE_FIELD_COMMON_HOT(field, "String field"); | |
1026 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID(field, | |
1027 | BT_FIELD_TYPE_ID_STRING, "Field"); | |
1028 | ||
1029 | /* make sure no null bytes are appended */ | |
1030 | BT_ASSERT_PRE(memchr(value, '\0', length) == NULL, | |
1031 | "String value to append contains a null character: " | |
1032 | "partial-value=\"%.32s\", length=%u", value, length); | |
1033 | ||
1034 | if (string_field->payload) { | |
1035 | g_string_append_len(string_field->payload, value, length); | |
1036 | } else { | |
1037 | string_field->payload = g_string_new_len(value, length); | |
1038 | } | |
1039 | ||
1040 | bt_field_common_set(field, true); | |
1041 | return 0; | |
1042 | } | |
1043 | ||
1044 | static inline | |
1045 | int _bt_field_validate_recursive(struct bt_field *field) | |
1046 | { | |
1047 | return _bt_field_common_validate_recursive((void *) field); | |
1048 | } | |
1049 | ||
1050 | static inline | |
1051 | void _bt_field_freeze_recursive(struct bt_field *field) | |
1052 | { | |
1053 | return _bt_field_common_freeze_recursive((void *) field); | |
1054 | } | |
1055 | ||
1056 | static inline | |
1057 | bt_bool _bt_field_is_set_recursive(struct bt_field *field) | |
1058 | { | |
1059 | return _bt_field_common_is_set_recursive((void *) field); | |
1060 | } | |
1061 | ||
1062 | static inline | |
1063 | void _bt_field_reset_recursive(struct bt_field *field) | |
1064 | { | |
1065 | _bt_field_common_reset_recursive((void *) field); | |
1066 | } | |
1067 | ||
1068 | static inline | |
1069 | void _bt_field_set(struct bt_field *field, bool value) | |
1070 | { | |
1071 | _bt_field_common_set((void *) field, value); | |
1072 | } | |
fea75608 | 1073 | |
2e33ac5a | 1074 | #endif /* BABELTRACE_CTF_IR_FIELDS_INTERNAL_H */ |