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5cd6d0e5 PP |
1 | /* |
2 | * field-classes.c | |
3 | * | |
4 | * Babeltrace trace IR - Event Types | |
5 | * | |
6 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
29 | #define BT_LOG_TAG "FIELD-CLASSES" | |
30 | #include <babeltrace/lib-logging-internal.h> | |
31 | ||
32 | #include <babeltrace/assert-pre-internal.h> | |
33 | #include <babeltrace/trace-ir/field-classes-internal.h> | |
34 | #include <babeltrace/trace-ir/field-path-internal.h> | |
35 | #include <babeltrace/trace-ir/fields-internal.h> | |
36 | #include <babeltrace/trace-ir/fields.h> | |
37 | #include <babeltrace/trace-ir/utils-internal.h> | |
38 | #include <babeltrace/ref.h> | |
39 | #include <babeltrace/trace-ir/clock-class.h> | |
40 | #include <babeltrace/trace-ir/clock-class-internal.h> | |
41 | #include <babeltrace/object-internal.h> | |
42 | #include <babeltrace/ref.h> | |
43 | #include <babeltrace/compiler-internal.h> | |
44 | #include <babeltrace/endian-internal.h> | |
45 | #include <babeltrace/assert-internal.h> | |
46 | #include <babeltrace/compat/glib-internal.h> | |
47 | #include <float.h> | |
48 | #include <inttypes.h> | |
49 | #include <stdlib.h> | |
50 | ||
864cad70 | 51 | enum bt_field_class_type bt_field_class_get_type(struct bt_field_class *fc) |
5cd6d0e5 PP |
52 | { |
53 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 54 | return fc->type; |
5cd6d0e5 PP |
55 | } |
56 | ||
57 | static | |
864cad70 | 58 | void init_field_class(struct bt_field_class *fc, enum bt_field_class_type type, |
5cd6d0e5 PP |
59 | bt_object_release_func release_func) |
60 | { | |
61 | BT_ASSERT(fc); | |
864cad70 | 62 | BT_ASSERT(bt_field_class_has_known_type(fc)); |
5cd6d0e5 PP |
63 | BT_ASSERT(release_func); |
64 | bt_object_init_shared(&fc->base, release_func); | |
864cad70 | 65 | fc->type = type; |
5cd6d0e5 PP |
66 | } |
67 | ||
68 | static | |
864cad70 PP |
69 | void init_integer_field_class(struct bt_field_class_integer *fc, |
70 | enum bt_field_class_type type, | |
5cd6d0e5 PP |
71 | bt_object_release_func release_func) |
72 | { | |
864cad70 | 73 | init_field_class((void *) fc, type, release_func); |
5cd6d0e5 PP |
74 | fc->range = 64; |
75 | fc->base = BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; | |
76 | } | |
77 | ||
78 | static | |
79 | void destroy_integer_field_class(struct bt_object *obj) | |
80 | { | |
81 | BT_ASSERT(obj); | |
82 | BT_LIB_LOGD("Destroying integer field classe object: %!+F", obj); | |
83 | g_free(obj); | |
84 | } | |
85 | ||
86 | static inline | |
864cad70 | 87 | struct bt_field_class *create_integer_field_class(enum bt_field_class_type type) |
5cd6d0e5 PP |
88 | { |
89 | struct bt_field_class_integer *int_fc = NULL; | |
90 | ||
864cad70 PP |
91 | BT_LOGD("Creating default integer field classe object: type=%s", |
92 | bt_common_field_class_type_string(type)); | |
5cd6d0e5 PP |
93 | int_fc = g_new0(struct bt_field_class_integer, 1); |
94 | if (!int_fc) { | |
95 | BT_LOGE_STR("Failed to allocate one integer field classe."); | |
96 | goto error; | |
97 | } | |
98 | ||
864cad70 | 99 | init_integer_field_class(int_fc, type, destroy_integer_field_class); |
5cd6d0e5 PP |
100 | BT_LIB_LOGD("Created integer field classe object: %!+F", int_fc); |
101 | goto end; | |
102 | ||
103 | error: | |
104 | BT_PUT(int_fc); | |
105 | ||
106 | end: | |
107 | return (void *) int_fc; | |
108 | } | |
109 | ||
110 | struct bt_field_class *bt_field_class_unsigned_integer_create(void) | |
111 | { | |
864cad70 | 112 | return create_integer_field_class(BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER); |
5cd6d0e5 PP |
113 | } |
114 | ||
115 | struct bt_field_class *bt_field_class_signed_integer_create(void) | |
116 | { | |
864cad70 | 117 | return create_integer_field_class(BT_FIELD_CLASS_TYPE_SIGNED_INTEGER); |
5cd6d0e5 PP |
118 | } |
119 | ||
120 | uint64_t bt_field_class_integer_get_field_value_range( | |
121 | struct bt_field_class *fc) | |
122 | { | |
123 | struct bt_field_class_integer *int_fc = (void *) fc; | |
124 | ||
125 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
126 | BT_ASSERT_PRE_FC_IS_INT(fc, "Field class"); | |
127 | return int_fc->range; | |
128 | } | |
129 | ||
130 | BT_ASSERT_PRE_FUNC | |
131 | static | |
132 | bool size_is_valid_for_enumeration_field_class(struct bt_field_class *fc, | |
133 | uint64_t size) | |
134 | { | |
135 | // TODO | |
136 | return true; | |
137 | } | |
138 | ||
139 | int bt_field_class_integer_set_field_value_range( | |
140 | struct bt_field_class *fc, uint64_t size) | |
141 | { | |
142 | struct bt_field_class_integer *int_fc = (void *) fc; | |
143 | ||
144 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
145 | BT_ASSERT_PRE_FC_IS_INT(fc, "Field class"); | |
146 | BT_ASSERT_PRE_FC_HOT(fc, "Field class"); | |
147 | BT_ASSERT_PRE(size <= 64, | |
148 | "Unsupported size for integer field classe's field value range " | |
149 | "(maximum is 64): size=%" PRIu64, size); | |
864cad70 PP |
150 | BT_ASSERT_PRE( |
151 | int_fc->common.type == BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER || | |
152 | int_fc->common.type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER || | |
5cd6d0e5 PP |
153 | size_is_valid_for_enumeration_field_class(fc, size), |
154 | "Invalid field value range for enumeration field classe: " | |
155 | "at least one of the current mapping ranges contains values " | |
156 | "which are outside this range: %!+F, size=%" PRIu64, fc, size); | |
157 | int_fc->range = size; | |
158 | BT_LIB_LOGV("Set integer field classe's field value range: %!+F", fc); | |
159 | return 0; | |
160 | } | |
161 | ||
162 | enum bt_field_class_integer_preferred_display_base | |
163 | bt_field_class_integer_get_preferred_display_base(struct bt_field_class *fc) | |
164 | { | |
165 | struct bt_field_class_integer *int_fc = (void *) fc; | |
166 | ||
167 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
168 | BT_ASSERT_PRE_FC_IS_INT(fc, "Field class"); | |
169 | return int_fc->base; | |
170 | } | |
171 | ||
172 | int bt_field_class_integer_set_preferred_display_base(struct bt_field_class *fc, | |
173 | enum bt_field_class_integer_preferred_display_base base) | |
174 | { | |
175 | struct bt_field_class_integer *int_fc = (void *) fc; | |
176 | ||
177 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
178 | BT_ASSERT_PRE_FC_IS_INT(fc, "Field class"); | |
179 | BT_ASSERT_PRE_FC_HOT(fc, "Field class"); | |
180 | int_fc->base = base; | |
181 | BT_LIB_LOGV("Set integer field classe's preferred display base: %!+F", fc); | |
182 | return 0; | |
183 | } | |
184 | ||
185 | static | |
186 | void finalize_enumeration_field_class_mapping( | |
187 | struct bt_field_class_enumeration_mapping *mapping) | |
188 | { | |
189 | BT_ASSERT(mapping); | |
190 | ||
191 | if (mapping->label) { | |
192 | g_string_free(mapping->label, TRUE); | |
193 | } | |
194 | ||
195 | if (mapping->ranges) { | |
196 | g_array_free(mapping->ranges, TRUE); | |
197 | } | |
198 | } | |
199 | ||
200 | static | |
201 | void destroy_enumeration_field_class(struct bt_object *obj) | |
202 | { | |
203 | struct bt_field_class_enumeration *fc = (void *) obj; | |
204 | ||
205 | BT_ASSERT(fc); | |
206 | BT_LIB_LOGD("Destroying enumeration field classe object: %!+F", fc); | |
207 | ||
208 | if (fc->mappings) { | |
209 | uint64_t i; | |
210 | ||
211 | for (i = 0; i < fc->mappings->len; i++) { | |
212 | finalize_enumeration_field_class_mapping( | |
213 | BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(fc, i)); | |
214 | } | |
215 | ||
216 | g_array_free(fc->mappings, TRUE); | |
217 | } | |
218 | ||
219 | if (fc->label_buf) { | |
220 | g_ptr_array_free(fc->label_buf, TRUE); | |
221 | } | |
222 | ||
223 | g_free(fc); | |
224 | } | |
225 | ||
226 | static | |
864cad70 | 227 | struct bt_field_class *create_enumeration_field_class(enum bt_field_class_type type) |
5cd6d0e5 PP |
228 | { |
229 | struct bt_field_class_enumeration *enum_fc = NULL; | |
230 | ||
864cad70 PP |
231 | BT_LOGD("Creating default enumeration field classe object: type=%s", |
232 | bt_common_field_class_type_string(type)); | |
5cd6d0e5 PP |
233 | enum_fc = g_new0(struct bt_field_class_enumeration, 1); |
234 | if (!enum_fc) { | |
235 | BT_LOGE_STR("Failed to allocate one enumeration field classe."); | |
236 | goto error; | |
237 | } | |
238 | ||
864cad70 | 239 | init_integer_field_class((void *) enum_fc, type, |
5cd6d0e5 PP |
240 | destroy_enumeration_field_class); |
241 | enum_fc->mappings = g_array_new(FALSE, TRUE, | |
242 | sizeof(struct bt_field_class_enumeration_mapping)); | |
243 | if (!enum_fc->mappings) { | |
244 | BT_LOGE_STR("Failed to allocate a GArray."); | |
245 | goto error; | |
246 | } | |
247 | ||
248 | enum_fc->label_buf = g_ptr_array_new(); | |
249 | if (!enum_fc->label_buf) { | |
250 | BT_LOGE_STR("Failed to allocate a GArray."); | |
251 | goto error; | |
252 | } | |
253 | ||
254 | BT_LIB_LOGD("Created enumeration field classe object: %!+F", enum_fc); | |
255 | goto end; | |
256 | ||
257 | error: | |
258 | BT_PUT(enum_fc); | |
259 | ||
260 | end: | |
261 | return (void *) enum_fc; | |
262 | } | |
263 | ||
264 | struct bt_field_class *bt_field_class_unsigned_enumeration_create(void) | |
265 | { | |
266 | return create_enumeration_field_class( | |
864cad70 | 267 | BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION); |
5cd6d0e5 PP |
268 | } |
269 | ||
270 | struct bt_field_class *bt_field_class_signed_enumeration_create(void) | |
271 | { | |
272 | return create_enumeration_field_class( | |
864cad70 | 273 | BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION); |
5cd6d0e5 PP |
274 | } |
275 | ||
276 | uint64_t bt_field_class_enumeration_get_mapping_count(struct bt_field_class *fc) | |
277 | { | |
278 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
279 | ||
280 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
281 | BT_ASSERT_PRE_FC_IS_ENUM(fc, "Field class"); | |
282 | return (uint64_t) enum_fc->mappings->len; | |
283 | } | |
284 | ||
285 | void bt_field_class_unsigned_enumeration_borrow_mapping_by_index( | |
286 | struct bt_field_class *fc, uint64_t index, | |
287 | const char **name, | |
288 | struct bt_field_class_unsigned_enumeration_mapping_ranges **ranges) | |
289 | { | |
290 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
291 | struct bt_field_class_enumeration_mapping *mapping; | |
292 | ||
293 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
294 | BT_ASSERT_PRE_NON_NULL(name, "Name (output)"); | |
295 | BT_ASSERT_PRE_NON_NULL(ranges, "Ranges (output)"); | |
296 | BT_ASSERT_PRE_VALID_INDEX(index, enum_fc->mappings->len); | |
864cad70 | 297 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION, |
5cd6d0e5 PP |
298 | "Field class"); |
299 | mapping = BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(fc, index); | |
300 | *name = mapping->label->str; | |
301 | *ranges = (void *) mapping; | |
302 | } | |
303 | ||
304 | void bt_field_class_signed_enumeration_borrow_mapping_by_index( | |
305 | struct bt_field_class *fc, uint64_t index, | |
306 | const char **name, | |
307 | struct bt_field_class_signed_enumeration_mapping_ranges **ranges) | |
308 | { | |
309 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
310 | struct bt_field_class_enumeration_mapping *mapping; | |
311 | ||
312 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
313 | BT_ASSERT_PRE_NON_NULL(name, "Name (output)"); | |
314 | BT_ASSERT_PRE_NON_NULL(ranges, "Ranges (output)"); | |
315 | BT_ASSERT_PRE_VALID_INDEX(index, enum_fc->mappings->len); | |
864cad70 | 316 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION, |
5cd6d0e5 PP |
317 | "Field class"); |
318 | mapping = BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(fc, index); | |
319 | *name = mapping->label->str; | |
320 | *ranges = (void *) mapping; | |
321 | } | |
322 | ||
323 | static inline | |
324 | uint64_t get_enumeration_field_class_mapping_range_count( | |
325 | struct bt_field_class_enumeration_mapping *mapping) | |
326 | { | |
327 | BT_ASSERT_PRE_NON_NULL(mapping, "Ranges"); | |
328 | return (uint64_t) mapping->ranges->len; | |
329 | } | |
330 | ||
331 | uint64_t bt_field_class_unsigned_enumeration_mapping_ranges_get_range_count( | |
332 | struct bt_field_class_unsigned_enumeration_mapping_ranges *ranges) | |
333 | { | |
334 | return get_enumeration_field_class_mapping_range_count((void *) ranges); | |
335 | } | |
336 | ||
337 | uint64_t bt_field_class_signed_enumeration_mapping_ranges_get_range_count( | |
338 | struct bt_field_class_signed_enumeration_mapping_ranges *ranges) | |
339 | { | |
340 | return get_enumeration_field_class_mapping_range_count((void *) ranges); | |
341 | } | |
342 | ||
343 | static inline | |
344 | void get_enumeration_field_class_mapping_range_at_index( | |
345 | struct bt_field_class_enumeration_mapping *mapping, | |
346 | uint64_t index, uint64_t *lower, uint64_t *upper) | |
347 | { | |
348 | struct bt_field_class_enumeration_mapping_range *range; | |
349 | ||
350 | BT_ASSERT_PRE_NON_NULL(mapping, "Ranges"); | |
351 | BT_ASSERT_PRE_NON_NULL(lower, "Range's lower (output)"); | |
352 | BT_ASSERT_PRE_NON_NULL(upper, "Range's upper (output)"); | |
353 | BT_ASSERT_PRE_VALID_INDEX(index, mapping->ranges->len); | |
354 | range = BT_FIELD_CLASS_ENUM_MAPPING_RANGE_AT_INDEX(mapping, index); | |
355 | *lower = range->lower.u; | |
356 | *upper = range->upper.u; | |
357 | } | |
358 | ||
359 | void bt_field_class_unsigned_enumeration_mapping_ranges_get_range_by_index( | |
360 | struct bt_field_class_unsigned_enumeration_mapping_ranges *ranges, | |
361 | uint64_t index, uint64_t *lower, uint64_t *upper) | |
362 | { | |
363 | get_enumeration_field_class_mapping_range_at_index((void *) ranges, | |
364 | index, lower, upper); | |
365 | } | |
366 | ||
367 | void bt_field_class_signed_enumeration_mapping_ranges_get_range_by_index( | |
368 | struct bt_field_class_unsigned_enumeration_mapping_ranges *ranges, | |
369 | uint64_t index, int64_t *lower, int64_t *upper) | |
370 | { | |
371 | get_enumeration_field_class_mapping_range_at_index((void *) ranges, | |
372 | index, (uint64_t *) lower, (uint64_t *) upper); | |
373 | } | |
374 | ||
375 | ||
376 | ||
377 | int bt_field_class_unsigned_enumeration_get_mapping_labels_by_value( | |
378 | struct bt_field_class *fc, uint64_t value, | |
379 | bt_field_class_enumeration_mapping_label_array *label_array, | |
380 | uint64_t *count) | |
381 | { | |
382 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
383 | uint64_t i; | |
384 | ||
385 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
386 | BT_ASSERT_PRE_NON_NULL(label_array, "Label array (output)"); | |
387 | BT_ASSERT_PRE_NON_NULL(count, "Count (output)"); | |
864cad70 | 388 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION, |
5cd6d0e5 PP |
389 | "Field class"); |
390 | g_ptr_array_set_size(enum_fc->label_buf, 0); | |
391 | ||
392 | for (i = 0; i < enum_fc->mappings->len; i++) { | |
393 | uint64_t j; | |
394 | struct bt_field_class_enumeration_mapping *mapping = | |
395 | BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(enum_fc, i); | |
396 | ||
397 | for (j = 0; j < mapping->ranges->len; j++) { | |
398 | struct bt_field_class_enumeration_mapping_range *range = | |
399 | BT_FIELD_CLASS_ENUM_MAPPING_RANGE_AT_INDEX( | |
400 | mapping, j); | |
401 | ||
402 | if (value >= range->lower.u && | |
403 | value <= range->upper.u) { | |
404 | g_ptr_array_add(enum_fc->label_buf, | |
405 | mapping->label->str); | |
406 | break; | |
407 | } | |
408 | } | |
409 | } | |
410 | ||
411 | *label_array = (void *) enum_fc->label_buf->pdata; | |
412 | *count = (uint64_t) enum_fc->label_buf->len; | |
413 | return 0; | |
414 | } | |
415 | ||
416 | int bt_field_class_signed_enumeration_get_mapping_labels_by_value( | |
417 | struct bt_field_class *fc, int64_t value, | |
418 | bt_field_class_enumeration_mapping_label_array *label_array, | |
419 | uint64_t *count) | |
420 | { | |
421 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
422 | uint64_t i; | |
423 | ||
424 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
425 | BT_ASSERT_PRE_NON_NULL(label_array, "Label array (output)"); | |
426 | BT_ASSERT_PRE_NON_NULL(count, "Count (output)"); | |
864cad70 | 427 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION, |
5cd6d0e5 PP |
428 | "Field class"); |
429 | g_ptr_array_set_size(enum_fc->label_buf, 0); | |
430 | ||
431 | for (i = 0; i < enum_fc->mappings->len; i++) { | |
432 | uint64_t j; | |
433 | struct bt_field_class_enumeration_mapping *mapping = | |
434 | BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(enum_fc, i); | |
435 | ||
436 | for (j = 0; j < mapping->ranges->len; j++) { | |
437 | struct bt_field_class_enumeration_mapping_range *range = | |
438 | BT_FIELD_CLASS_ENUM_MAPPING_RANGE_AT_INDEX( | |
439 | mapping, j); | |
440 | ||
441 | if (value >= range->lower.i && | |
442 | value <= range->upper.i) { | |
443 | g_ptr_array_add(enum_fc->label_buf, | |
444 | mapping->label->str); | |
445 | break; | |
446 | } | |
447 | } | |
448 | } | |
449 | ||
450 | *label_array = (void *) enum_fc->label_buf->pdata; | |
451 | *count = (uint64_t) enum_fc->label_buf->len; | |
452 | return 0; | |
453 | } | |
454 | ||
455 | static inline | |
456 | int add_mapping_to_enumeration_field_class(struct bt_field_class *fc, | |
457 | const char *label, uint64_t lower, uint64_t upper) | |
458 | { | |
459 | int ret = 0; | |
460 | uint64_t i; | |
461 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
462 | struct bt_field_class_enumeration_mapping *mapping = NULL; | |
463 | struct bt_field_class_enumeration_mapping_range *range; | |
464 | ||
465 | BT_ASSERT(fc); | |
466 | BT_ASSERT_PRE_NON_NULL(label, "Label"); | |
467 | ||
468 | /* Find existing mapping identified by this label */ | |
469 | for (i = 0; i < enum_fc->mappings->len; i++) { | |
470 | struct bt_field_class_enumeration_mapping *mapping_candidate = | |
471 | BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(enum_fc, i); | |
472 | ||
473 | if (strcmp(mapping_candidate->label->str, label) == 0) { | |
474 | mapping = mapping_candidate; | |
475 | break; | |
476 | } | |
477 | } | |
478 | ||
479 | if (!mapping) { | |
480 | /* Create new mapping for this label */ | |
481 | g_array_set_size(enum_fc->mappings, enum_fc->mappings->len + 1); | |
482 | mapping = BT_FIELD_CLASS_ENUM_MAPPING_AT_INDEX(enum_fc, | |
483 | enum_fc->mappings->len - 1); | |
484 | mapping->ranges = g_array_new(FALSE, TRUE, | |
485 | sizeof(struct bt_field_class_enumeration_mapping_range)); | |
486 | if (!mapping->ranges) { | |
487 | finalize_enumeration_field_class_mapping(mapping); | |
488 | g_array_set_size(enum_fc->mappings, | |
489 | enum_fc->mappings->len - 1); | |
490 | ret = -1; | |
491 | goto end; | |
492 | } | |
493 | ||
494 | mapping->label = g_string_new(label); | |
495 | if (!mapping->label) { | |
496 | finalize_enumeration_field_class_mapping(mapping); | |
497 | g_array_set_size(enum_fc->mappings, | |
498 | enum_fc->mappings->len - 1); | |
499 | ret = -1; | |
500 | goto end; | |
501 | } | |
502 | } | |
503 | ||
504 | /* Add range */ | |
505 | BT_ASSERT(mapping); | |
506 | g_array_set_size(mapping->ranges, mapping->ranges->len + 1); | |
507 | range = BT_FIELD_CLASS_ENUM_MAPPING_RANGE_AT_INDEX(mapping, | |
508 | mapping->ranges->len - 1); | |
509 | range->lower.u = lower; | |
510 | range->upper.u = upper; | |
511 | BT_LIB_LOGV("Added mapping to enumeration field classe: " | |
512 | "%![fc-]+F, label=\"%s\", lower-unsigned=%" PRIu64 ", " | |
513 | "upper-unsigned=%" PRIu64, fc, label, lower, upper); | |
514 | ||
515 | end: | |
516 | return ret; | |
517 | } | |
518 | ||
519 | int bt_field_class_unsigned_enumeration_map_range( | |
520 | struct bt_field_class *fc, const char *label, | |
521 | uint64_t range_lower, uint64_t range_upper) | |
522 | { | |
523 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
524 | ||
525 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 526 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION, |
5cd6d0e5 PP |
527 | "Field class"); |
528 | BT_ASSERT_PRE(range_lower <= range_upper, | |
529 | "Range's upper bound is less than lower bound: " | |
530 | "upper=%" PRIu64 ", lower=%" PRIu64, | |
531 | range_lower, range_upper); | |
532 | BT_ASSERT_PRE(bt_util_value_is_in_range_unsigned(enum_fc->common.range, | |
533 | range_lower), | |
534 | "Range's lower bound is outside the enumeration field classe's value range: " | |
535 | "%![fc-]+F, lower=%" PRIu64, fc, range_lower); | |
536 | BT_ASSERT_PRE(bt_util_value_is_in_range_unsigned(enum_fc->common.range, | |
537 | range_upper), | |
538 | "Range's upper bound is outside the enumeration field classe's value range: " | |
539 | "%![fc-]+F, upper=%" PRIu64, fc, range_upper); | |
540 | return add_mapping_to_enumeration_field_class(fc, label, range_lower, | |
541 | range_upper); | |
542 | } | |
543 | ||
544 | int bt_field_class_signed_enumeration_map_range( | |
545 | struct bt_field_class *fc, const char *label, | |
546 | int64_t range_lower, int64_t range_upper) | |
547 | { | |
548 | struct bt_field_class_enumeration *enum_fc = (void *) fc; | |
549 | ||
550 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 551 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION, |
5cd6d0e5 PP |
552 | "Field class"); |
553 | BT_ASSERT_PRE(range_lower <= range_upper, | |
554 | "Range's upper bound is less than lower bound: " | |
555 | "upper=%" PRId64 ", lower=%" PRId64, | |
556 | range_lower, range_upper); | |
557 | BT_ASSERT_PRE(bt_util_value_is_in_range_signed(enum_fc->common.range, | |
558 | range_lower), | |
559 | "Range's lower bound is outside the enumeration field classe's value range: " | |
560 | "%![fc-]+F, lower=%" PRId64, fc, range_lower); | |
561 | BT_ASSERT_PRE(bt_util_value_is_in_range_signed(enum_fc->common.range, | |
562 | range_upper), | |
563 | "Range's upper bound is outside the enumeration field classe's value range: " | |
564 | "%![fc-]+F, upper=%" PRId64, fc, range_upper); | |
565 | return add_mapping_to_enumeration_field_class(fc, label, range_lower, | |
566 | range_upper); | |
567 | } | |
568 | ||
569 | static | |
570 | void destroy_real_field_class(struct bt_object *obj) | |
571 | { | |
572 | BT_ASSERT(obj); | |
573 | BT_LIB_LOGD("Destroying real field classe object: %!+F", obj); | |
574 | g_free(obj); | |
575 | } | |
576 | ||
577 | struct bt_field_class *bt_field_class_real_create(void) | |
578 | { | |
579 | struct bt_field_class_real *real_fc = NULL; | |
580 | ||
581 | BT_LOGD_STR("Creating default real field classe object."); | |
582 | real_fc = g_new0(struct bt_field_class_real, 1); | |
583 | if (!real_fc) { | |
584 | BT_LOGE_STR("Failed to allocate one real field classe."); | |
585 | goto error; | |
586 | } | |
587 | ||
864cad70 | 588 | init_field_class((void *) real_fc, BT_FIELD_CLASS_TYPE_REAL, |
5cd6d0e5 PP |
589 | destroy_real_field_class); |
590 | BT_LIB_LOGD("Created real field classe object: %!+F", real_fc); | |
591 | goto end; | |
592 | ||
593 | error: | |
594 | BT_PUT(real_fc); | |
595 | ||
596 | end: | |
597 | return (void *) real_fc; | |
598 | } | |
599 | ||
600 | bt_bool bt_field_class_real_is_single_precision(struct bt_field_class *fc) | |
601 | { | |
602 | struct bt_field_class_real *real_fc = (void *) fc; | |
603 | ||
604 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 605 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_REAL, "Field class"); |
5cd6d0e5 PP |
606 | return real_fc->is_single_precision; |
607 | } | |
608 | ||
609 | int bt_field_class_real_set_is_single_precision(struct bt_field_class *fc, | |
610 | bt_bool is_single_precision) | |
611 | { | |
612 | struct bt_field_class_real *real_fc = (void *) fc; | |
613 | ||
614 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 615 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_REAL, "Field class"); |
5cd6d0e5 PP |
616 | BT_ASSERT_PRE_FC_HOT(fc, "Field class"); |
617 | real_fc->is_single_precision = (bool) is_single_precision; | |
618 | BT_LIB_LOGV("Set real field classe's \"is single precision\" property: " | |
619 | "%!+F", fc); | |
620 | return 0; | |
621 | } | |
622 | ||
623 | static | |
624 | int init_named_field_classes_container( | |
625 | struct bt_field_class_named_field_class_container *fc, | |
864cad70 | 626 | enum bt_field_class_type type, bt_object_release_func release_func) |
5cd6d0e5 PP |
627 | { |
628 | int ret = 0; | |
629 | ||
864cad70 | 630 | init_field_class((void *) fc, type, release_func); |
5cd6d0e5 PP |
631 | fc->named_fcs = g_array_new(FALSE, TRUE, |
632 | sizeof(struct bt_named_field_class)); | |
633 | if (!fc->named_fcs) { | |
634 | BT_LOGE_STR("Failed to allocate a GArray."); | |
635 | ret = -1; | |
636 | goto end; | |
637 | } | |
638 | ||
639 | fc->name_to_index = g_hash_table_new(g_str_hash, g_str_equal); | |
640 | if (!fc->name_to_index) { | |
641 | BT_LOGE_STR("Failed to allocate a GHashTable."); | |
642 | ret = -1; | |
643 | goto end; | |
644 | } | |
645 | ||
646 | end: | |
647 | return ret; | |
648 | } | |
649 | ||
650 | static | |
651 | void finalize_named_field_class(struct bt_named_field_class *named_fc) | |
652 | { | |
653 | BT_ASSERT(named_fc); | |
654 | BT_LIB_LOGD("Finalizing named field classe: " | |
655 | "addr=%p, name=\"%s\", %![fc-]+F", | |
656 | named_fc, named_fc->name ? named_fc->name->str : NULL, | |
657 | named_fc->fc); | |
658 | ||
659 | if (named_fc->name) { | |
660 | g_string_free(named_fc->name, TRUE); | |
661 | } | |
662 | ||
663 | BT_LOGD_STR("Putting named field classe's field classe."); | |
664 | bt_put(named_fc->fc); | |
665 | } | |
666 | ||
667 | static | |
668 | void finalize_named_field_classes_container( | |
669 | struct bt_field_class_named_field_class_container *fc) | |
670 | { | |
671 | uint64_t i; | |
672 | ||
673 | BT_ASSERT(fc); | |
674 | ||
675 | if (fc->named_fcs) { | |
676 | for (i = 0; i < fc->named_fcs->len; i++) { | |
677 | finalize_named_field_class( | |
678 | &g_array_index(fc->named_fcs, | |
679 | struct bt_named_field_class, i)); | |
680 | } | |
681 | ||
682 | g_array_free(fc->named_fcs, TRUE); | |
683 | } | |
684 | ||
685 | if (fc->name_to_index) { | |
686 | g_hash_table_destroy(fc->name_to_index); | |
687 | } | |
688 | } | |
689 | ||
690 | static | |
691 | void destroy_structure_field_class(struct bt_object *obj) | |
692 | { | |
693 | BT_ASSERT(obj); | |
694 | BT_LIB_LOGD("Destroying string field classe object: %!+F", obj); | |
695 | finalize_named_field_classes_container((void *) obj); | |
696 | g_free(obj); | |
697 | } | |
698 | ||
699 | struct bt_field_class *bt_field_class_structure_create(void) | |
700 | { | |
701 | int ret; | |
702 | struct bt_field_class_structure *struct_fc = NULL; | |
703 | ||
704 | BT_LOGD_STR("Creating default structure field classe object."); | |
705 | struct_fc = g_new0(struct bt_field_class_structure, 1); | |
706 | if (!struct_fc) { | |
707 | BT_LOGE_STR("Failed to allocate one structure field classe."); | |
708 | goto error; | |
709 | } | |
710 | ||
711 | ret = init_named_field_classes_container((void *) struct_fc, | |
864cad70 | 712 | BT_FIELD_CLASS_TYPE_STRUCTURE, destroy_structure_field_class); |
5cd6d0e5 PP |
713 | if (ret) { |
714 | goto error; | |
715 | } | |
716 | ||
717 | BT_LIB_LOGD("Created structure field classe object: %!+F", struct_fc); | |
718 | goto end; | |
719 | ||
720 | error: | |
721 | BT_PUT(struct_fc); | |
722 | ||
723 | end: | |
724 | return (void *) struct_fc; | |
725 | } | |
726 | ||
727 | static | |
728 | int append_named_field_class_to_container_field_class( | |
729 | struct bt_field_class_named_field_class_container *container_fc, | |
730 | const char *name, struct bt_field_class *fc) | |
731 | { | |
732 | int ret = 0; | |
733 | struct bt_named_field_class *named_fc; | |
734 | GString *name_str; | |
735 | ||
736 | BT_ASSERT(container_fc); | |
737 | BT_ASSERT_PRE_FC_HOT(container_fc, "Field class"); | |
738 | BT_ASSERT_PRE_NON_NULL(name, "Name"); | |
739 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
740 | BT_ASSERT_PRE(!bt_g_hash_table_contains(container_fc->name_to_index, | |
741 | name), | |
742 | "Duplicate member/option name in structure/variant field classe: " | |
743 | "%![container-fc-]+F, name=\"%s\"", container_fc, name); | |
744 | name_str = g_string_new(name); | |
745 | if (!name_str) { | |
746 | BT_LOGE_STR("Failed to allocate a GString."); | |
747 | ret = -1; | |
748 | goto end; | |
749 | } | |
750 | ||
751 | g_array_set_size(container_fc->named_fcs, | |
752 | container_fc->named_fcs->len + 1); | |
753 | named_fc = &g_array_index(container_fc->named_fcs, | |
754 | struct bt_named_field_class, container_fc->named_fcs->len - 1); | |
755 | named_fc->name = name_str; | |
756 | named_fc->fc = bt_get(fc); | |
757 | g_hash_table_insert(container_fc->name_to_index, named_fc->name->str, | |
758 | GUINT_TO_POINTER(container_fc->named_fcs->len - 1)); | |
759 | bt_field_class_freeze(fc); | |
760 | ||
761 | end: | |
762 | return ret; | |
763 | } | |
764 | ||
765 | int bt_field_class_structure_append_member(struct bt_field_class *fc, | |
766 | const char *name, struct bt_field_class *member_fc) | |
767 | { | |
768 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 769 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_STRUCTURE, "Field class"); |
5cd6d0e5 PP |
770 | return append_named_field_class_to_container_field_class((void *) fc, |
771 | name, member_fc); | |
772 | } | |
773 | ||
774 | uint64_t bt_field_class_structure_get_member_count(struct bt_field_class *fc) | |
775 | { | |
776 | struct bt_field_class_structure *struct_fc = (void *) fc; | |
777 | ||
778 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 779 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_STRUCTURE, "Field class"); |
5cd6d0e5 PP |
780 | return (uint64_t) struct_fc->common.named_fcs->len; |
781 | } | |
782 | ||
783 | static | |
784 | void borrow_named_field_class_from_container_field_class_at_index( | |
785 | struct bt_field_class_named_field_class_container *fc, | |
786 | uint64_t index, const char **name, | |
787 | struct bt_field_class **out_fc) | |
788 | { | |
789 | struct bt_named_field_class *named_fc; | |
790 | ||
791 | BT_ASSERT(fc); | |
792 | BT_ASSERT_PRE_NON_NULL(name, "Name"); | |
793 | BT_ASSERT_PRE_NON_NULL(out_fc, "Field class (output)"); | |
794 | BT_ASSERT_PRE_VALID_INDEX(index, fc->named_fcs->len); | |
795 | named_fc = BT_FIELD_CLASS_NAMED_FC_AT_INDEX(fc, index); | |
796 | *name = named_fc->name->str; | |
797 | *out_fc = named_fc->fc; | |
798 | } | |
799 | ||
800 | void bt_field_class_structure_borrow_member_by_index( | |
801 | struct bt_field_class *fc, uint64_t index, | |
802 | const char **name, struct bt_field_class **out_fc) | |
803 | { | |
804 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 805 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_STRUCTURE, "Field class"); |
5cd6d0e5 PP |
806 | borrow_named_field_class_from_container_field_class_at_index((void *) fc, |
807 | index, name, out_fc); | |
808 | } | |
809 | ||
810 | static | |
811 | struct bt_field_class *borrow_field_class_from_container_field_class_by_name( | |
812 | struct bt_field_class_named_field_class_container *fc, | |
813 | const char *name) | |
814 | { | |
815 | struct bt_field_class *ret_fc = NULL; | |
816 | struct bt_named_field_class *named_fc; | |
817 | gpointer orig_key; | |
818 | gpointer value; | |
819 | ||
820 | BT_ASSERT(fc); | |
821 | BT_ASSERT_PRE_NON_NULL(name, "Name"); | |
822 | if (!g_hash_table_lookup_extended(fc->name_to_index, name, &orig_key, | |
823 | &value)) { | |
824 | goto end; | |
825 | } | |
826 | ||
827 | named_fc = BT_FIELD_CLASS_NAMED_FC_AT_INDEX(fc, | |
828 | GPOINTER_TO_UINT(value)); | |
829 | ret_fc = named_fc->fc; | |
830 | ||
831 | end: | |
832 | return ret_fc; | |
833 | } | |
834 | ||
835 | struct bt_field_class *bt_field_class_structure_borrow_member_field_class_by_name( | |
836 | struct bt_field_class *fc, const char *name) | |
837 | { | |
838 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 839 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_STRUCTURE, "Field class"); |
5cd6d0e5 PP |
840 | return borrow_field_class_from_container_field_class_by_name((void *) fc, |
841 | name); | |
842 | } | |
843 | ||
844 | static | |
845 | void destroy_variant_field_class(struct bt_object *obj) | |
846 | { | |
847 | struct bt_field_class_variant *fc = (void *) obj; | |
848 | ||
849 | BT_ASSERT(fc); | |
850 | BT_LIB_LOGD("Destroying variant field classe object: %!+F", fc); | |
851 | finalize_named_field_classes_container((void *) fc); | |
852 | BT_LOGD_STR("Putting selector field path."); | |
853 | bt_put(fc->selector_field_path); | |
854 | g_free(fc); | |
855 | } | |
856 | ||
857 | struct bt_field_class *bt_field_class_variant_create(void) | |
858 | { | |
859 | int ret; | |
860 | struct bt_field_class_variant *var_fc = NULL; | |
861 | ||
862 | BT_LOGD_STR("Creating default variant field classe object."); | |
863 | var_fc = g_new0(struct bt_field_class_variant, 1); | |
864 | if (!var_fc) { | |
865 | BT_LOGE_STR("Failed to allocate one variant field classe."); | |
866 | goto error; | |
867 | } | |
868 | ||
869 | ret = init_named_field_classes_container((void *) var_fc, | |
864cad70 | 870 | BT_FIELD_CLASS_TYPE_VARIANT, destroy_variant_field_class); |
5cd6d0e5 PP |
871 | if (ret) { |
872 | goto error; | |
873 | } | |
874 | ||
875 | BT_LIB_LOGD("Created variant field classe object: %!+F", var_fc); | |
876 | goto end; | |
877 | ||
878 | error: | |
879 | BT_PUT(var_fc); | |
880 | ||
881 | end: | |
882 | return (void *) var_fc; | |
883 | } | |
884 | ||
885 | int bt_field_class_variant_set_selector_field_class( | |
886 | struct bt_field_class *fc, struct bt_field_class *selector_fc) | |
887 | { | |
888 | struct bt_field_class_variant *var_fc = (void *) fc; | |
889 | ||
890 | BT_ASSERT_PRE_NON_NULL(fc, "Variant field classe"); | |
891 | BT_ASSERT_PRE_NON_NULL(selector_fc, "Selector field classe"); | |
864cad70 | 892 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_VARIANT, "Field class"); |
5cd6d0e5 PP |
893 | BT_ASSERT_PRE_FC_IS_ENUM(selector_fc, "Selector field classe"); |
894 | BT_ASSERT_PRE_FC_HOT(fc, "Variant field classe"); | |
895 | var_fc->selector_fc = selector_fc; | |
896 | bt_field_class_freeze(selector_fc); | |
897 | return 0; | |
898 | } | |
899 | ||
900 | int bt_field_class_variant_append_option(struct bt_field_class *fc, | |
901 | const char *name, struct bt_field_class *option_fc) | |
902 | { | |
903 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 904 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_VARIANT, "Field class"); |
5cd6d0e5 PP |
905 | return append_named_field_class_to_container_field_class((void *) fc, |
906 | name, option_fc); | |
907 | } | |
908 | ||
909 | struct bt_field_class *bt_field_class_variant_borrow_option_field_class_by_name( | |
910 | struct bt_field_class *fc, const char *name) | |
911 | { | |
912 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 913 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_VARIANT, "Field class"); |
5cd6d0e5 PP |
914 | return borrow_field_class_from_container_field_class_by_name((void *) fc, |
915 | name); | |
916 | } | |
917 | ||
918 | uint64_t bt_field_class_variant_get_option_count(struct bt_field_class *fc) | |
919 | { | |
920 | struct bt_field_class_variant *var_fc = (void *) fc; | |
921 | ||
922 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 923 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_VARIANT, "Field class"); |
5cd6d0e5 PP |
924 | return (uint64_t) var_fc->common.named_fcs->len; |
925 | } | |
926 | ||
927 | void bt_field_class_variant_borrow_option_by_index( | |
928 | struct bt_field_class *fc, uint64_t index, | |
929 | const char **name, struct bt_field_class **out_fc) | |
930 | { | |
931 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 932 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_VARIANT, "Field class"); |
5cd6d0e5 PP |
933 | borrow_named_field_class_from_container_field_class_at_index((void *) fc, |
934 | index, name, out_fc); | |
935 | } | |
936 | ||
937 | struct bt_field_path *bt_field_class_variant_borrow_selector_field_path( | |
938 | struct bt_field_class *fc) | |
939 | { | |
940 | struct bt_field_class_variant *var_fc = (void *) fc; | |
941 | ||
942 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 943 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_VARIANT, |
5cd6d0e5 PP |
944 | "Field class"); |
945 | return var_fc->selector_field_path; | |
946 | } | |
947 | ||
948 | static | |
949 | void init_array_field_class(struct bt_field_class_array *fc, | |
864cad70 | 950 | enum bt_field_class_type type, bt_object_release_func release_func, |
5cd6d0e5 PP |
951 | struct bt_field_class *element_fc) |
952 | { | |
953 | BT_ASSERT(element_fc); | |
864cad70 | 954 | init_field_class((void *) fc, type, release_func); |
5cd6d0e5 PP |
955 | fc->element_fc = bt_get(element_fc); |
956 | bt_field_class_freeze(element_fc); | |
957 | } | |
958 | ||
959 | static | |
960 | void finalize_array_field_class(struct bt_field_class_array *array_fc) | |
961 | { | |
962 | BT_ASSERT(array_fc); | |
963 | BT_LOGD_STR("Putting element field classe."); | |
964 | bt_put(array_fc->element_fc); | |
965 | } | |
966 | ||
967 | static | |
968 | void destroy_static_array_field_class(struct bt_object *obj) | |
969 | { | |
970 | BT_ASSERT(obj); | |
971 | BT_LIB_LOGD("Destroying static array field classe object: %!+F", obj); | |
972 | finalize_array_field_class((void *) obj); | |
973 | g_free(obj); | |
974 | } | |
975 | ||
976 | struct bt_field_class *bt_field_class_static_array_create( | |
977 | struct bt_field_class *element_fc, uint64_t length) | |
978 | { | |
979 | struct bt_field_class_static_array *array_fc = NULL; | |
980 | ||
981 | BT_ASSERT_PRE_NON_NULL(element_fc, "Element field classe"); | |
982 | BT_LOGD_STR("Creating default static array field classe object."); | |
983 | array_fc = g_new0(struct bt_field_class_static_array, 1); | |
984 | if (!array_fc) { | |
985 | BT_LOGE_STR("Failed to allocate one static array field classe."); | |
986 | goto error; | |
987 | } | |
988 | ||
864cad70 | 989 | init_array_field_class((void *) array_fc, BT_FIELD_CLASS_TYPE_STATIC_ARRAY, |
5cd6d0e5 PP |
990 | destroy_static_array_field_class, element_fc); |
991 | array_fc->length = length; | |
992 | BT_LIB_LOGD("Created static array field classe object: %!+F", array_fc); | |
993 | goto end; | |
994 | ||
995 | error: | |
996 | BT_PUT(array_fc); | |
997 | ||
998 | end: | |
999 | return (void *) array_fc; | |
1000 | } | |
1001 | ||
1002 | struct bt_field_class *bt_field_class_array_borrow_element_field_class( | |
1003 | struct bt_field_class *fc) | |
1004 | { | |
1005 | struct bt_field_class_array *array_fc = (void *) fc; | |
1006 | ||
1007 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
1008 | BT_ASSERT_PRE_FC_IS_ARRAY(fc, "Field class"); | |
1009 | return array_fc->element_fc; | |
1010 | } | |
1011 | ||
1012 | uint64_t bt_field_class_static_array_get_length(struct bt_field_class *fc) | |
1013 | { | |
1014 | struct bt_field_class_static_array *array_fc = (void *) fc; | |
1015 | ||
1016 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 1017 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_STATIC_ARRAY, |
5cd6d0e5 PP |
1018 | "Field class"); |
1019 | return (uint64_t) array_fc->length; | |
1020 | } | |
1021 | ||
1022 | static | |
1023 | void destroy_dynamic_array_field_class(struct bt_object *obj) | |
1024 | { | |
1025 | struct bt_field_class_dynamic_array *fc = (void *) obj; | |
1026 | ||
1027 | BT_ASSERT(fc); | |
1028 | BT_LIB_LOGD("Destroying dynamic array field classe object: %!+F", fc); | |
1029 | finalize_array_field_class((void *) fc); | |
1030 | BT_LOGD_STR("Putting length field path."); | |
1031 | bt_put(fc->length_field_path); | |
1032 | g_free(fc); | |
1033 | } | |
1034 | ||
1035 | struct bt_field_class *bt_field_class_dynamic_array_create( | |
1036 | struct bt_field_class *element_fc) | |
1037 | { | |
1038 | struct bt_field_class_dynamic_array *array_fc = NULL; | |
1039 | ||
1040 | BT_ASSERT_PRE_NON_NULL(element_fc, "Element field classe"); | |
1041 | BT_LOGD_STR("Creating default dynamic array field classe object."); | |
1042 | array_fc = g_new0(struct bt_field_class_dynamic_array, 1); | |
1043 | if (!array_fc) { | |
1044 | BT_LOGE_STR("Failed to allocate one dynamic array field classe."); | |
1045 | goto error; | |
1046 | } | |
1047 | ||
864cad70 | 1048 | init_array_field_class((void *) array_fc, BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY, |
5cd6d0e5 PP |
1049 | destroy_dynamic_array_field_class, element_fc); |
1050 | BT_LIB_LOGD("Created dynamic array field classe object: %!+F", array_fc); | |
1051 | goto end; | |
1052 | ||
1053 | error: | |
1054 | BT_PUT(array_fc); | |
1055 | ||
1056 | end: | |
1057 | return (void *) array_fc; | |
1058 | } | |
1059 | ||
1060 | int bt_field_class_dynamic_array_set_length_field_class(struct bt_field_class *fc, | |
1061 | struct bt_field_class *length_fc) | |
1062 | { | |
1063 | struct bt_field_class_dynamic_array *array_fc = (void *) fc; | |
1064 | ||
1065 | BT_ASSERT_PRE_NON_NULL(fc, "Dynamic array field classe"); | |
1066 | BT_ASSERT_PRE_NON_NULL(length_fc, "Length field classe"); | |
864cad70 | 1067 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY, |
5cd6d0e5 PP |
1068 | "Field class"); |
1069 | BT_ASSERT_PRE_FC_IS_UNSIGNED_INT(length_fc, "Length field classe"); | |
1070 | BT_ASSERT_PRE_FC_HOT(fc, "Dynamic array field classe"); | |
1071 | array_fc->length_fc = length_fc; | |
1072 | bt_field_class_freeze(length_fc); | |
1073 | return 0; | |
1074 | } | |
1075 | ||
1076 | struct bt_field_path *bt_field_class_dynamic_array_borrow_length_field_path( | |
1077 | struct bt_field_class *fc) | |
1078 | { | |
1079 | struct bt_field_class_dynamic_array *seq_fc = (void *) fc; | |
1080 | ||
1081 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); | |
864cad70 | 1082 | BT_ASSERT_PRE_FC_HAS_ID(fc, BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY, |
5cd6d0e5 PP |
1083 | "Field class"); |
1084 | return seq_fc->length_field_path; | |
1085 | } | |
1086 | ||
1087 | static | |
1088 | void destroy_string_field_class(struct bt_object *obj) | |
1089 | { | |
1090 | BT_ASSERT(obj); | |
1091 | BT_LIB_LOGD("Destroying string field classe object: %!+F", obj); | |
1092 | g_free(obj); | |
1093 | } | |
1094 | ||
1095 | struct bt_field_class *bt_field_class_string_create(void) | |
1096 | { | |
1097 | struct bt_field_class_string *string_fc = NULL; | |
1098 | ||
1099 | BT_LOGD_STR("Creating default string field classe object."); | |
1100 | string_fc = g_new0(struct bt_field_class_string, 1); | |
1101 | if (!string_fc) { | |
1102 | BT_LOGE_STR("Failed to allocate one string field classe."); | |
1103 | goto error; | |
1104 | } | |
1105 | ||
864cad70 | 1106 | init_field_class((void *) string_fc, BT_FIELD_CLASS_TYPE_STRING, |
5cd6d0e5 PP |
1107 | destroy_string_field_class); |
1108 | BT_LIB_LOGD("Created string field classe object: %!+F", string_fc); | |
1109 | goto end; | |
1110 | ||
1111 | error: | |
1112 | BT_PUT(string_fc); | |
1113 | ||
1114 | end: | |
1115 | return (void *) string_fc; | |
1116 | } | |
1117 | ||
1118 | BT_HIDDEN | |
1119 | void _bt_field_class_freeze(struct bt_field_class *fc) | |
1120 | { | |
1121 | /* | |
1122 | * Element/member/option field classes are frozen when added to | |
1123 | * their owner. | |
1124 | */ | |
1125 | BT_ASSERT(fc); | |
1126 | fc->frozen = true; | |
1127 | } | |
1128 | ||
1129 | BT_HIDDEN | |
1130 | void _bt_field_class_make_part_of_trace(struct bt_field_class *fc) | |
1131 | { | |
1132 | BT_ASSERT(fc); | |
1133 | BT_ASSERT_PRE(!fc->part_of_trace, | |
1134 | "Field class is already part of a trace: %!+F", fc); | |
1135 | fc->part_of_trace = true; | |
1136 | ||
864cad70 PP |
1137 | switch (fc->type) { |
1138 | case BT_FIELD_CLASS_TYPE_STRUCTURE: | |
1139 | case BT_FIELD_CLASS_TYPE_VARIANT: | |
5cd6d0e5 PP |
1140 | { |
1141 | struct bt_field_class_named_field_class_container *container_fc = | |
1142 | (void *) fc; | |
1143 | uint64_t i; | |
1144 | ||
1145 | for (i = 0; i < container_fc->named_fcs->len; i++) { | |
1146 | struct bt_named_field_class *named_fc = | |
1147 | BT_FIELD_CLASS_NAMED_FC_AT_INDEX( | |
1148 | container_fc, i); | |
1149 | ||
1150 | bt_field_class_make_part_of_trace(named_fc->fc); | |
1151 | } | |
1152 | ||
1153 | break; | |
1154 | } | |
864cad70 PP |
1155 | case BT_FIELD_CLASS_TYPE_STATIC_ARRAY: |
1156 | case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY: | |
5cd6d0e5 PP |
1157 | { |
1158 | struct bt_field_class_array *array_fc = (void *) fc; | |
1159 | ||
1160 | bt_field_class_make_part_of_trace(array_fc->element_fc); | |
1161 | break; | |
1162 | } | |
1163 | default: | |
1164 | break; | |
1165 | } | |
1166 | } |