| 1 | /* |
| 2 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
| 3 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | * of this software and associated documentation files (the "Software"), to deal |
| 7 | * in the Software without restriction, including without limitation the rights |
| 8 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 9 | * copies of the Software, and to permit persons to whom the Software is |
| 10 | * furnished to do so, subject to the following conditions: |
| 11 | * |
| 12 | * The above copyright notice and this permission notice shall be included in |
| 13 | * all copies or substantial portions of the Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 18 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 21 | * SOFTWARE. |
| 22 | */ |
| 23 | |
| 24 | #define BT_LOG_TAG "FIELDS" |
| 25 | #include "lib/lib-logging.h" |
| 26 | |
| 27 | #include "lib/assert-pre.h" |
| 28 | #include <babeltrace2/trace-ir/field.h> |
| 29 | #include <babeltrace2/trace-ir/field-const.h> |
| 30 | #include "lib/object.h" |
| 31 | #include "compat/compiler.h" |
| 32 | #include "compat/fcntl.h" |
| 33 | #include "common/align.h" |
| 34 | #include "common/assert.h" |
| 35 | #include <inttypes.h> |
| 36 | |
| 37 | #include "field.h" |
| 38 | #include "field-class.h" |
| 39 | |
| 40 | static |
| 41 | void reset_single_field(struct bt_field *field); |
| 42 | |
| 43 | static |
| 44 | void reset_array_field(struct bt_field *field); |
| 45 | |
| 46 | static |
| 47 | void reset_structure_field(struct bt_field *field); |
| 48 | |
| 49 | static |
| 50 | void reset_variant_field(struct bt_field *field); |
| 51 | |
| 52 | static |
| 53 | void set_single_field_is_frozen(struct bt_field *field, bool is_frozen); |
| 54 | |
| 55 | static |
| 56 | void set_array_field_is_frozen(struct bt_field *field, bool is_frozen); |
| 57 | |
| 58 | static |
| 59 | void set_structure_field_is_frozen(struct bt_field *field, bool is_frozen); |
| 60 | |
| 61 | static |
| 62 | void set_variant_field_is_frozen(struct bt_field *field, bool is_frozen); |
| 63 | |
| 64 | static |
| 65 | bool single_field_is_set(const struct bt_field *field); |
| 66 | |
| 67 | static |
| 68 | bool array_field_is_set(const struct bt_field *field); |
| 69 | |
| 70 | static |
| 71 | bool structure_field_is_set(const struct bt_field *field); |
| 72 | |
| 73 | static |
| 74 | bool variant_field_is_set(const struct bt_field *field); |
| 75 | |
| 76 | static |
| 77 | struct bt_field_methods integer_field_methods = { |
| 78 | .set_is_frozen = set_single_field_is_frozen, |
| 79 | .is_set = single_field_is_set, |
| 80 | .reset = reset_single_field, |
| 81 | }; |
| 82 | |
| 83 | static |
| 84 | struct bt_field_methods real_field_methods = { |
| 85 | .set_is_frozen = set_single_field_is_frozen, |
| 86 | .is_set = single_field_is_set, |
| 87 | .reset = reset_single_field, |
| 88 | }; |
| 89 | |
| 90 | static |
| 91 | struct bt_field_methods string_field_methods = { |
| 92 | .set_is_frozen = set_single_field_is_frozen, |
| 93 | .is_set = single_field_is_set, |
| 94 | .reset = reset_single_field, |
| 95 | }; |
| 96 | |
| 97 | static |
| 98 | struct bt_field_methods structure_field_methods = { |
| 99 | .set_is_frozen = set_structure_field_is_frozen, |
| 100 | .is_set = structure_field_is_set, |
| 101 | .reset = reset_structure_field, |
| 102 | }; |
| 103 | |
| 104 | static |
| 105 | struct bt_field_methods array_field_methods = { |
| 106 | .set_is_frozen = set_array_field_is_frozen, |
| 107 | .is_set = array_field_is_set, |
| 108 | .reset = reset_array_field, |
| 109 | }; |
| 110 | |
| 111 | static |
| 112 | struct bt_field_methods variant_field_methods = { |
| 113 | .set_is_frozen = set_variant_field_is_frozen, |
| 114 | .is_set = variant_field_is_set, |
| 115 | .reset = reset_variant_field, |
| 116 | }; |
| 117 | |
| 118 | static |
| 119 | struct bt_field *create_integer_field(struct bt_field_class *); |
| 120 | |
| 121 | static |
| 122 | struct bt_field *create_real_field(struct bt_field_class *); |
| 123 | |
| 124 | static |
| 125 | struct bt_field *create_string_field(struct bt_field_class *); |
| 126 | |
| 127 | static |
| 128 | struct bt_field *create_structure_field(struct bt_field_class *); |
| 129 | |
| 130 | static |
| 131 | struct bt_field *create_static_array_field(struct bt_field_class *); |
| 132 | |
| 133 | static |
| 134 | struct bt_field *create_dynamic_array_field(struct bt_field_class *); |
| 135 | |
| 136 | static |
| 137 | struct bt_field *create_variant_field(struct bt_field_class *); |
| 138 | |
| 139 | static |
| 140 | struct bt_field *(* const field_create_funcs[])(struct bt_field_class *) = { |
| 141 | [BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER] = create_integer_field, |
| 142 | [BT_FIELD_CLASS_TYPE_SIGNED_INTEGER] = create_integer_field, |
| 143 | [BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION] = create_integer_field, |
| 144 | [BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION] = create_integer_field, |
| 145 | [BT_FIELD_CLASS_TYPE_REAL] = create_real_field, |
| 146 | [BT_FIELD_CLASS_TYPE_STRING] = create_string_field, |
| 147 | [BT_FIELD_CLASS_TYPE_STRUCTURE] = create_structure_field, |
| 148 | [BT_FIELD_CLASS_TYPE_STATIC_ARRAY] = create_static_array_field, |
| 149 | [BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY] = create_dynamic_array_field, |
| 150 | [BT_FIELD_CLASS_TYPE_VARIANT] = create_variant_field, |
| 151 | }; |
| 152 | |
| 153 | static |
| 154 | void destroy_integer_field(struct bt_field *field); |
| 155 | |
| 156 | static |
| 157 | void destroy_real_field(struct bt_field *field); |
| 158 | |
| 159 | static |
| 160 | void destroy_string_field(struct bt_field *field); |
| 161 | |
| 162 | static |
| 163 | void destroy_structure_field(struct bt_field *field); |
| 164 | |
| 165 | static |
| 166 | void destroy_array_field(struct bt_field *field); |
| 167 | |
| 168 | static |
| 169 | void destroy_variant_field(struct bt_field *field); |
| 170 | |
| 171 | static |
| 172 | void (* const field_destroy_funcs[])(struct bt_field *) = { |
| 173 | [BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER] = destroy_integer_field, |
| 174 | [BT_FIELD_CLASS_TYPE_SIGNED_INTEGER] = destroy_integer_field, |
| 175 | [BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION] = destroy_integer_field, |
| 176 | [BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION] = destroy_integer_field, |
| 177 | [BT_FIELD_CLASS_TYPE_REAL] = destroy_real_field, |
| 178 | [BT_FIELD_CLASS_TYPE_STRING] = destroy_string_field, |
| 179 | [BT_FIELD_CLASS_TYPE_STRUCTURE] = destroy_structure_field, |
| 180 | [BT_FIELD_CLASS_TYPE_STATIC_ARRAY] = destroy_array_field, |
| 181 | [BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY] = destroy_array_field, |
| 182 | [BT_FIELD_CLASS_TYPE_VARIANT] = destroy_variant_field, |
| 183 | }; |
| 184 | |
| 185 | struct bt_field_class *bt_field_borrow_class(const struct bt_field *field) |
| 186 | { |
| 187 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 188 | return field->class; |
| 189 | } |
| 190 | |
| 191 | const struct bt_field_class *bt_field_borrow_class_const( |
| 192 | const struct bt_field *field) |
| 193 | { |
| 194 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 195 | return field->class; |
| 196 | } |
| 197 | |
| 198 | enum bt_field_class_type bt_field_get_class_type(const struct bt_field *field) |
| 199 | { |
| 200 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 201 | return field->class->type; |
| 202 | } |
| 203 | |
| 204 | BT_HIDDEN |
| 205 | struct bt_field *bt_field_create(struct bt_field_class *fc) |
| 206 | { |
| 207 | struct bt_field *field = NULL; |
| 208 | |
| 209 | BT_ASSERT_PRE_NON_NULL(fc, "Field class"); |
| 210 | BT_ASSERT(bt_field_class_has_known_type(fc)); |
| 211 | field = field_create_funcs[fc->type](fc); |
| 212 | if (!field) { |
| 213 | BT_LIB_LOGE("Cannot create field object from field class: " |
| 214 | "%![fc-]+F", fc); |
| 215 | goto end; |
| 216 | } |
| 217 | |
| 218 | end: |
| 219 | return field; |
| 220 | } |
| 221 | |
| 222 | static inline |
| 223 | void init_field(struct bt_field *field, struct bt_field_class *fc, |
| 224 | struct bt_field_methods *methods) |
| 225 | { |
| 226 | BT_ASSERT(field); |
| 227 | BT_ASSERT(fc); |
| 228 | bt_object_init_unique(&field->base); |
| 229 | field->methods = methods; |
| 230 | field->class = fc; |
| 231 | bt_object_get_no_null_check(fc); |
| 232 | } |
| 233 | |
| 234 | static |
| 235 | struct bt_field *create_integer_field(struct bt_field_class *fc) |
| 236 | { |
| 237 | struct bt_field_integer *int_field; |
| 238 | |
| 239 | BT_LIB_LOGD("Creating integer field object: %![fc-]+F", fc); |
| 240 | int_field = g_new0(struct bt_field_integer, 1); |
| 241 | if (!int_field) { |
| 242 | BT_LOGE_STR("Failed to allocate one integer field."); |
| 243 | goto end; |
| 244 | } |
| 245 | |
| 246 | init_field((void *) int_field, fc, &integer_field_methods); |
| 247 | BT_LIB_LOGD("Created integer field object: %!+f", int_field); |
| 248 | |
| 249 | end: |
| 250 | return (void *) int_field; |
| 251 | } |
| 252 | |
| 253 | static |
| 254 | struct bt_field *create_real_field(struct bt_field_class *fc) |
| 255 | { |
| 256 | struct bt_field_real *real_field; |
| 257 | |
| 258 | BT_LIB_LOGD("Creating real field object: %![fc-]+F", fc); |
| 259 | real_field = g_new0(struct bt_field_real, 1); |
| 260 | if (!real_field) { |
| 261 | BT_LOGE_STR("Failed to allocate one real field."); |
| 262 | goto end; |
| 263 | } |
| 264 | |
| 265 | init_field((void *) real_field, fc, &real_field_methods); |
| 266 | BT_LIB_LOGD("Created real field object: %!+f", real_field); |
| 267 | |
| 268 | end: |
| 269 | return (void *) real_field; |
| 270 | } |
| 271 | |
| 272 | static |
| 273 | struct bt_field *create_string_field(struct bt_field_class *fc) |
| 274 | { |
| 275 | struct bt_field_string *string_field; |
| 276 | |
| 277 | BT_LIB_LOGD("Creating string field object: %![fc-]+F", fc); |
| 278 | string_field = g_new0(struct bt_field_string, 1); |
| 279 | if (!string_field) { |
| 280 | BT_LOGE_STR("Failed to allocate one string field."); |
| 281 | goto end; |
| 282 | } |
| 283 | |
| 284 | init_field((void *) string_field, fc, &string_field_methods); |
| 285 | string_field->buf = g_array_sized_new(FALSE, FALSE, |
| 286 | sizeof(char), 1); |
| 287 | if (!string_field->buf) { |
| 288 | BT_LOGE_STR("Failed to allocate a GArray."); |
| 289 | BT_OBJECT_PUT_REF_AND_RESET(string_field); |
| 290 | goto end; |
| 291 | } |
| 292 | |
| 293 | g_array_index(string_field->buf, char, 0) = '\0'; |
| 294 | BT_LIB_LOGD("Created string field object: %!+f", string_field); |
| 295 | |
| 296 | end: |
| 297 | return (void *) string_field; |
| 298 | } |
| 299 | |
| 300 | static inline |
| 301 | int create_fields_from_named_field_classes( |
| 302 | struct bt_field_class_named_field_class_container *fc, |
| 303 | GPtrArray **fields) |
| 304 | { |
| 305 | int ret = 0; |
| 306 | uint64_t i; |
| 307 | |
| 308 | *fields = g_ptr_array_new_with_free_func( |
| 309 | (GDestroyNotify) bt_field_destroy); |
| 310 | if (!*fields) { |
| 311 | BT_LOGE_STR("Failed to allocate a GPtrArray."); |
| 312 | ret = -1; |
| 313 | goto end; |
| 314 | } |
| 315 | |
| 316 | g_ptr_array_set_size(*fields, fc->named_fcs->len); |
| 317 | |
| 318 | for (i = 0; i < fc->named_fcs->len; i++) { |
| 319 | struct bt_field *field; |
| 320 | struct bt_named_field_class *named_fc = |
| 321 | BT_FIELD_CLASS_NAMED_FC_AT_INDEX(fc, i); |
| 322 | |
| 323 | field = bt_field_create(named_fc->fc); |
| 324 | if (!field) { |
| 325 | BT_LIB_LOGE("Failed to create structure member or variant option field: " |
| 326 | "name=\"%s\", %![fc-]+F", |
| 327 | named_fc->name->str, named_fc->fc); |
| 328 | ret = -1; |
| 329 | goto end; |
| 330 | } |
| 331 | |
| 332 | g_ptr_array_index(*fields, i) = field; |
| 333 | } |
| 334 | |
| 335 | end: |
| 336 | return ret; |
| 337 | } |
| 338 | |
| 339 | static |
| 340 | struct bt_field *create_structure_field(struct bt_field_class *fc) |
| 341 | { |
| 342 | struct bt_field_structure *struct_field; |
| 343 | |
| 344 | BT_LIB_LOGD("Creating structure field object: %![fc-]+F", fc); |
| 345 | struct_field = g_new0(struct bt_field_structure, 1); |
| 346 | if (!struct_field) { |
| 347 | BT_LOGE_STR("Failed to allocate one structure field."); |
| 348 | goto end; |
| 349 | } |
| 350 | |
| 351 | init_field((void *) struct_field, fc, &structure_field_methods); |
| 352 | |
| 353 | if (create_fields_from_named_field_classes((void *) fc, |
| 354 | &struct_field->fields)) { |
| 355 | BT_LIB_LOGE("Cannot create structure member fields: " |
| 356 | "%![fc-]+F", fc); |
| 357 | BT_OBJECT_PUT_REF_AND_RESET(struct_field); |
| 358 | goto end; |
| 359 | } |
| 360 | |
| 361 | BT_LIB_LOGD("Created structure field object: %!+f", struct_field); |
| 362 | |
| 363 | end: |
| 364 | return (void *) struct_field; |
| 365 | } |
| 366 | |
| 367 | static |
| 368 | struct bt_field *create_variant_field(struct bt_field_class *fc) |
| 369 | { |
| 370 | struct bt_field_variant *var_field; |
| 371 | |
| 372 | BT_LIB_LOGD("Creating variant field object: %![fc-]+F", fc); |
| 373 | var_field = g_new0(struct bt_field_variant, 1); |
| 374 | if (!var_field) { |
| 375 | BT_LOGE_STR("Failed to allocate one variant field."); |
| 376 | goto end; |
| 377 | } |
| 378 | |
| 379 | init_field((void *) var_field, fc, &variant_field_methods); |
| 380 | |
| 381 | if (create_fields_from_named_field_classes((void *) fc, |
| 382 | &var_field->fields)) { |
| 383 | BT_LIB_LOGE("Cannot create variant member fields: " |
| 384 | "%![fc-]+F", fc); |
| 385 | BT_OBJECT_PUT_REF_AND_RESET(var_field); |
| 386 | goto end; |
| 387 | } |
| 388 | |
| 389 | BT_LIB_LOGD("Created variant field object: %!+f", var_field); |
| 390 | |
| 391 | end: |
| 392 | return (void *) var_field; |
| 393 | } |
| 394 | |
| 395 | static inline |
| 396 | int init_array_field_fields(struct bt_field_array *array_field) |
| 397 | { |
| 398 | int ret = 0; |
| 399 | uint64_t i; |
| 400 | struct bt_field_class_array *array_fc; |
| 401 | |
| 402 | BT_ASSERT(array_field); |
| 403 | array_fc = (void *) array_field->common.class; |
| 404 | array_field->fields = g_ptr_array_sized_new(array_field->length); |
| 405 | if (!array_field->fields) { |
| 406 | BT_LOGE_STR("Failed to allocate a GPtrArray."); |
| 407 | ret = -1; |
| 408 | goto end; |
| 409 | } |
| 410 | |
| 411 | g_ptr_array_set_free_func(array_field->fields, |
| 412 | (GDestroyNotify) bt_field_destroy); |
| 413 | g_ptr_array_set_size(array_field->fields, array_field->length); |
| 414 | |
| 415 | for (i = 0; i < array_field->length; i++) { |
| 416 | array_field->fields->pdata[i] = bt_field_create( |
| 417 | array_fc->element_fc); |
| 418 | if (!array_field->fields->pdata[i]) { |
| 419 | BT_LIB_LOGE("Cannot create array field's element field: " |
| 420 | "index=%" PRIu64 ", %![fc-]+F", i, array_fc); |
| 421 | ret = -1; |
| 422 | goto end; |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | end: |
| 427 | return ret; |
| 428 | } |
| 429 | |
| 430 | static |
| 431 | struct bt_field *create_static_array_field(struct bt_field_class *fc) |
| 432 | { |
| 433 | struct bt_field_class_static_array *array_fc = (void *) fc; |
| 434 | struct bt_field_array *array_field; |
| 435 | |
| 436 | BT_LIB_LOGD("Creating static array field object: %![fc-]+F", fc); |
| 437 | array_field = g_new0(struct bt_field_array, 1); |
| 438 | if (!array_field) { |
| 439 | BT_LOGE_STR("Failed to allocate one static array field."); |
| 440 | goto end; |
| 441 | } |
| 442 | |
| 443 | init_field((void *) array_field, fc, &array_field_methods); |
| 444 | array_field->length = array_fc->length; |
| 445 | |
| 446 | if (init_array_field_fields(array_field)) { |
| 447 | BT_LIB_LOGE("Cannot create static array fields: " |
| 448 | "%![fc-]+F", fc); |
| 449 | BT_OBJECT_PUT_REF_AND_RESET(array_field); |
| 450 | goto end; |
| 451 | } |
| 452 | |
| 453 | BT_LIB_LOGD("Created static array field object: %!+f", array_field); |
| 454 | |
| 455 | end: |
| 456 | return (void *) array_field; |
| 457 | } |
| 458 | |
| 459 | static |
| 460 | struct bt_field *create_dynamic_array_field(struct bt_field_class *fc) |
| 461 | { |
| 462 | struct bt_field_array *array_field; |
| 463 | |
| 464 | BT_LIB_LOGD("Creating dynamic array field object: %![fc-]+F", fc); |
| 465 | array_field = g_new0(struct bt_field_array, 1); |
| 466 | if (!array_field) { |
| 467 | BT_LOGE_STR("Failed to allocate one dynamic array field."); |
| 468 | goto end; |
| 469 | } |
| 470 | |
| 471 | init_field((void *) array_field, fc, &array_field_methods); |
| 472 | |
| 473 | if (init_array_field_fields(array_field)) { |
| 474 | BT_LIB_LOGE("Cannot create dynamic array fields: " |
| 475 | "%![fc-]+F", fc); |
| 476 | BT_OBJECT_PUT_REF_AND_RESET(array_field); |
| 477 | goto end; |
| 478 | } |
| 479 | |
| 480 | BT_LIB_LOGD("Created dynamic array field object: %!+f", array_field); |
| 481 | |
| 482 | end: |
| 483 | return (void *) array_field; |
| 484 | } |
| 485 | |
| 486 | int64_t bt_field_signed_integer_get_value(const struct bt_field *field) |
| 487 | { |
| 488 | const struct bt_field_integer *int_field = (const void *) field; |
| 489 | |
| 490 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 491 | BT_ASSERT_PRE_FIELD_IS_SET(field, "Field"); |
| 492 | BT_ASSERT_PRE_FIELD_IS_SIGNED_INT(field, "Field"); |
| 493 | return int_field->value.i; |
| 494 | } |
| 495 | |
| 496 | void bt_field_signed_integer_set_value(struct bt_field *field, int64_t value) |
| 497 | { |
| 498 | struct bt_field_integer *int_field = (void *) field; |
| 499 | |
| 500 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 501 | BT_ASSERT_PRE_FIELD_IS_SIGNED_INT(field, "Field"); |
| 502 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 503 | BT_ASSERT_PRE(bt_util_value_is_in_range_signed( |
| 504 | ((struct bt_field_class_integer *) field->class)->range, value), |
| 505 | "Value is out of bounds: value=%" PRId64 ", %![field-]+f, " |
| 506 | "%![fc-]+F", value, field, field->class); |
| 507 | int_field->value.i = value; |
| 508 | bt_field_set_single(field, true); |
| 509 | } |
| 510 | |
| 511 | uint64_t bt_field_unsigned_integer_get_value(const struct bt_field *field) |
| 512 | { |
| 513 | const struct bt_field_integer *int_field = (const void *) field; |
| 514 | |
| 515 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 516 | BT_ASSERT_PRE_FIELD_IS_SET(field, "Field"); |
| 517 | BT_ASSERT_PRE_FIELD_IS_UNSIGNED_INT(field, "Field"); |
| 518 | return int_field->value.u; |
| 519 | } |
| 520 | |
| 521 | void bt_field_unsigned_integer_set_value(struct bt_field *field, uint64_t value) |
| 522 | { |
| 523 | struct bt_field_integer *int_field = (void *) field; |
| 524 | |
| 525 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 526 | BT_ASSERT_PRE_FIELD_IS_UNSIGNED_INT(field, "Field"); |
| 527 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 528 | BT_ASSERT_PRE(bt_util_value_is_in_range_unsigned( |
| 529 | ((struct bt_field_class_integer *) field->class)->range, value), |
| 530 | "Value is out of bounds: value=%" PRIu64 ", %![field-]+f, " |
| 531 | "%![fc-]+F", value, field, field->class); |
| 532 | int_field->value.u = value; |
| 533 | bt_field_set_single(field, true); |
| 534 | } |
| 535 | |
| 536 | double bt_field_real_get_value(const struct bt_field *field) |
| 537 | { |
| 538 | const struct bt_field_real *real_field = (const void *) field; |
| 539 | |
| 540 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 541 | BT_ASSERT_PRE_FIELD_IS_SET(field, "Field"); |
| 542 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_REAL, "Field"); |
| 543 | return real_field->value; |
| 544 | } |
| 545 | |
| 546 | void bt_field_real_set_value(struct bt_field *field, double value) |
| 547 | { |
| 548 | struct bt_field_real *real_field = (void *) field; |
| 549 | |
| 550 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 551 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_REAL, "Field"); |
| 552 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 553 | BT_ASSERT_PRE( |
| 554 | !((struct bt_field_class_real *) field->class)->is_single_precision || |
| 555 | (double) (float) value == value, |
| 556 | "Invalid value for a single-precision real number: value=%f, " |
| 557 | "%![fc-]+F", value, field->class); |
| 558 | real_field->value = value; |
| 559 | bt_field_set_single(field, true); |
| 560 | } |
| 561 | |
| 562 | enum bt_field_status bt_field_unsigned_enumeration_get_mapping_labels( |
| 563 | const struct bt_field *field, |
| 564 | bt_field_class_enumeration_mapping_label_array *label_array, |
| 565 | uint64_t *count) |
| 566 | { |
| 567 | const struct bt_field_integer *int_field = (const void *) field; |
| 568 | |
| 569 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 570 | BT_ASSERT_PRE_NON_NULL(label_array, "Label array (output)"); |
| 571 | BT_ASSERT_PRE_NON_NULL(label_array, "Count (output)"); |
| 572 | BT_ASSERT_PRE_FIELD_IS_SET(field, "Field"); |
| 573 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 574 | BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION, "Field"); |
| 575 | return (int) |
| 576 | bt_field_class_unsigned_enumeration_get_mapping_labels_by_value( |
| 577 | field->class, int_field->value.u, label_array, count); |
| 578 | } |
| 579 | |
| 580 | enum bt_field_status bt_field_signed_enumeration_get_mapping_labels( |
| 581 | const struct bt_field *field, |
| 582 | bt_field_class_enumeration_mapping_label_array *label_array, |
| 583 | uint64_t *count) |
| 584 | { |
| 585 | const struct bt_field_integer *int_field = (const void *) field; |
| 586 | |
| 587 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 588 | BT_ASSERT_PRE_NON_NULL(label_array, "Label array (output)"); |
| 589 | BT_ASSERT_PRE_NON_NULL(label_array, "Count (output)"); |
| 590 | BT_ASSERT_PRE_FIELD_IS_SET(field, "Field"); |
| 591 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 592 | BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION, "Field"); |
| 593 | return (int) |
| 594 | bt_field_class_signed_enumeration_get_mapping_labels_by_value( |
| 595 | field->class, int_field->value.i, label_array, count); |
| 596 | } |
| 597 | |
| 598 | const char *bt_field_string_get_value(const struct bt_field *field) |
| 599 | { |
| 600 | const struct bt_field_string *string_field = (const void *) field; |
| 601 | |
| 602 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 603 | BT_ASSERT_PRE_FIELD_IS_SET(field, "Field"); |
| 604 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_STRING, |
| 605 | "Field"); |
| 606 | return (const char *) string_field->buf->data; |
| 607 | } |
| 608 | |
| 609 | uint64_t bt_field_string_get_length(const struct bt_field *field) |
| 610 | { |
| 611 | const struct bt_field_string *string_field = (const void *) field; |
| 612 | |
| 613 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 614 | BT_ASSERT_PRE_FIELD_IS_SET(field, "Field"); |
| 615 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_STRING, |
| 616 | "Field"); |
| 617 | return string_field->length; |
| 618 | } |
| 619 | |
| 620 | static inline |
| 621 | void clear_string_field(struct bt_field *field) |
| 622 | { |
| 623 | struct bt_field_string *string_field = (void *) field; |
| 624 | |
| 625 | BT_ASSERT(field); |
| 626 | string_field->length = 0; |
| 627 | bt_field_set_single(field, true); |
| 628 | } |
| 629 | |
| 630 | enum bt_field_status bt_field_string_set_value(struct bt_field *field, |
| 631 | const char *value) |
| 632 | { |
| 633 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 634 | BT_ASSERT_PRE_NON_NULL(value, "Value"); |
| 635 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 636 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, BT_FIELD_CLASS_TYPE_STRING, |
| 637 | "Field"); |
| 638 | clear_string_field(field); |
| 639 | return bt_field_string_append_with_length(field, value, |
| 640 | (uint64_t) strlen(value)); |
| 641 | } |
| 642 | |
| 643 | enum bt_field_status bt_field_string_append(struct bt_field *field, const char *value) |
| 644 | { |
| 645 | return bt_field_string_append_with_length(field, |
| 646 | value, (uint64_t) strlen(value)); |
| 647 | } |
| 648 | |
| 649 | enum bt_field_status bt_field_string_append_with_length(struct bt_field *field, |
| 650 | const char *value, uint64_t length) |
| 651 | { |
| 652 | struct bt_field_string *string_field = (void *) field; |
| 653 | char *data; |
| 654 | uint64_t new_length; |
| 655 | |
| 656 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 657 | BT_ASSERT_PRE_NON_NULL(value, "Value"); |
| 658 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 659 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 660 | BT_FIELD_CLASS_TYPE_STRING, "Field"); |
| 661 | |
| 662 | /* Make sure no null bytes are appended */ |
| 663 | BT_ASSERT_PRE(memchr(value, '\0', length) == NULL, |
| 664 | "String value to append contains a null character: " |
| 665 | "partial-value=\"%.32s\", length=%" PRIu64, value, length); |
| 666 | |
| 667 | new_length = length + string_field->length; |
| 668 | |
| 669 | if (unlikely(new_length + 1 > string_field->buf->len)) { |
| 670 | g_array_set_size(string_field->buf, new_length + 1); |
| 671 | } |
| 672 | |
| 673 | data = string_field->buf->data; |
| 674 | memcpy(data + string_field->length, value, length); |
| 675 | ((char *) string_field->buf->data)[new_length] = '\0'; |
| 676 | string_field->length = new_length; |
| 677 | bt_field_set_single(field, true); |
| 678 | return BT_FIELD_STATUS_OK; |
| 679 | } |
| 680 | |
| 681 | enum bt_field_status bt_field_string_clear(struct bt_field *field) |
| 682 | { |
| 683 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 684 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 685 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 686 | BT_FIELD_CLASS_TYPE_STRING, "Field"); |
| 687 | clear_string_field(field); |
| 688 | return BT_FIELD_STATUS_OK; |
| 689 | } |
| 690 | |
| 691 | uint64_t bt_field_array_get_length(const struct bt_field *field) |
| 692 | { |
| 693 | const struct bt_field_array *array_field = (const void *) field; |
| 694 | |
| 695 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 696 | BT_ASSERT_PRE_FIELD_IS_ARRAY(field, "Field"); |
| 697 | return array_field->length; |
| 698 | } |
| 699 | |
| 700 | enum bt_field_status bt_field_dynamic_array_set_length(struct bt_field *field, |
| 701 | uint64_t length) |
| 702 | { |
| 703 | int ret = BT_FIELD_STATUS_OK; |
| 704 | struct bt_field_array *array_field = (void *) field; |
| 705 | |
| 706 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 707 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 708 | BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY, "Field"); |
| 709 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 710 | |
| 711 | if (unlikely(length > array_field->fields->len)) { |
| 712 | /* Make more room */ |
| 713 | struct bt_field_class_array *array_fc; |
| 714 | uint64_t cur_len = array_field->fields->len; |
| 715 | uint64_t i; |
| 716 | |
| 717 | g_ptr_array_set_size(array_field->fields, length); |
| 718 | array_fc = (void *) field->class; |
| 719 | |
| 720 | for (i = cur_len; i < array_field->fields->len; i++) { |
| 721 | struct bt_field *elem_field = bt_field_create( |
| 722 | array_fc->element_fc); |
| 723 | |
| 724 | if (!elem_field) { |
| 725 | BT_LIB_LOGE("Cannot create element field for " |
| 726 | "dynamic array field: " |
| 727 | "index=%" PRIu64 ", " |
| 728 | "%![array-field-]+f", i, field); |
| 729 | ret = BT_FIELD_STATUS_NOMEM; |
| 730 | goto end; |
| 731 | } |
| 732 | |
| 733 | BT_ASSERT(!array_field->fields->pdata[i]); |
| 734 | array_field->fields->pdata[i] = elem_field; |
| 735 | } |
| 736 | } |
| 737 | |
| 738 | array_field->length = length; |
| 739 | |
| 740 | end: |
| 741 | return ret; |
| 742 | } |
| 743 | |
| 744 | static inline |
| 745 | struct bt_field *borrow_array_field_element_field_by_index( |
| 746 | struct bt_field *field, uint64_t index) |
| 747 | { |
| 748 | struct bt_field_array *array_field = (void *) field; |
| 749 | |
| 750 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 751 | BT_ASSERT_PRE_FIELD_IS_ARRAY(field, "Field"); |
| 752 | BT_ASSERT_PRE_VALID_INDEX(index, array_field->length); |
| 753 | return array_field->fields->pdata[index]; |
| 754 | } |
| 755 | |
| 756 | struct bt_field *bt_field_array_borrow_element_field_by_index( |
| 757 | struct bt_field *field, uint64_t index) |
| 758 | { |
| 759 | return borrow_array_field_element_field_by_index(field, index); |
| 760 | } |
| 761 | |
| 762 | const struct bt_field * |
| 763 | bt_field_array_borrow_element_field_by_index_const( |
| 764 | const struct bt_field *field, uint64_t index) |
| 765 | { |
| 766 | return borrow_array_field_element_field_by_index((void *) field, index); |
| 767 | } |
| 768 | |
| 769 | static inline |
| 770 | struct bt_field *borrow_structure_field_member_field_by_index( |
| 771 | struct bt_field *field, uint64_t index) |
| 772 | { |
| 773 | struct bt_field_structure *struct_field = (void *) field; |
| 774 | |
| 775 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 776 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 777 | BT_FIELD_CLASS_TYPE_STRUCTURE, "Field"); |
| 778 | BT_ASSERT_PRE_VALID_INDEX(index, struct_field->fields->len); |
| 779 | return struct_field->fields->pdata[index]; |
| 780 | } |
| 781 | |
| 782 | struct bt_field *bt_field_structure_borrow_member_field_by_index( |
| 783 | struct bt_field *field, uint64_t index) |
| 784 | { |
| 785 | return borrow_structure_field_member_field_by_index(field, |
| 786 | index); |
| 787 | } |
| 788 | |
| 789 | const struct bt_field * |
| 790 | bt_field_structure_borrow_member_field_by_index_const( |
| 791 | const struct bt_field *field, uint64_t index) |
| 792 | { |
| 793 | return borrow_structure_field_member_field_by_index( |
| 794 | (void *) field, index); |
| 795 | } |
| 796 | |
| 797 | static inline |
| 798 | struct bt_field *borrow_structure_field_member_field_by_name( |
| 799 | struct bt_field *field, const char *name) |
| 800 | { |
| 801 | struct bt_field *ret_field = NULL; |
| 802 | struct bt_field_class_structure *struct_fc; |
| 803 | struct bt_field_structure *struct_field = (void *) field; |
| 804 | gpointer orig_key; |
| 805 | gpointer index; |
| 806 | |
| 807 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 808 | BT_ASSERT_PRE_NON_NULL(name, "Field name"); |
| 809 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 810 | BT_FIELD_CLASS_TYPE_STRUCTURE, "Field"); |
| 811 | struct_fc = (void *) field->class; |
| 812 | |
| 813 | if (!g_hash_table_lookup_extended(struct_fc->common.name_to_index, name, |
| 814 | &orig_key, &index)) { |
| 815 | goto end; |
| 816 | } |
| 817 | |
| 818 | ret_field = struct_field->fields->pdata[GPOINTER_TO_UINT(index)]; |
| 819 | BT_ASSERT(ret_field); |
| 820 | |
| 821 | end: |
| 822 | return ret_field; |
| 823 | } |
| 824 | |
| 825 | struct bt_field *bt_field_structure_borrow_member_field_by_name( |
| 826 | struct bt_field *field, const char *name) |
| 827 | { |
| 828 | return borrow_structure_field_member_field_by_name(field, name); |
| 829 | } |
| 830 | |
| 831 | const struct bt_field *bt_field_structure_borrow_member_field_by_name_const( |
| 832 | const struct bt_field *field, const char *name) |
| 833 | { |
| 834 | return borrow_structure_field_member_field_by_name( |
| 835 | (void *) field, name); |
| 836 | } |
| 837 | |
| 838 | static inline |
| 839 | struct bt_field *borrow_variant_field_selected_option_field( |
| 840 | struct bt_field *field) |
| 841 | { |
| 842 | struct bt_field_variant *var_field = (void *) field; |
| 843 | |
| 844 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 845 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 846 | BT_FIELD_CLASS_TYPE_VARIANT, "Field"); |
| 847 | BT_ASSERT_PRE(var_field->selected_field, |
| 848 | "Variant field has no selected field: %!+f", field); |
| 849 | return var_field->selected_field; |
| 850 | } |
| 851 | |
| 852 | struct bt_field *bt_field_variant_borrow_selected_option_field( |
| 853 | struct bt_field *field) |
| 854 | { |
| 855 | return borrow_variant_field_selected_option_field(field); |
| 856 | } |
| 857 | |
| 858 | const struct bt_field *bt_field_variant_borrow_selected_option_field_const( |
| 859 | const struct bt_field *field) |
| 860 | { |
| 861 | return borrow_variant_field_selected_option_field((void *) field); |
| 862 | } |
| 863 | |
| 864 | enum bt_field_status bt_field_variant_select_option_field( |
| 865 | struct bt_field *field, uint64_t index) |
| 866 | { |
| 867 | struct bt_field_variant *var_field = (void *) field; |
| 868 | |
| 869 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 870 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 871 | BT_FIELD_CLASS_TYPE_VARIANT, "Field"); |
| 872 | BT_ASSERT_PRE_FIELD_HOT(field, "Field"); |
| 873 | BT_ASSERT_PRE_VALID_INDEX(index, var_field->fields->len); |
| 874 | var_field->selected_field = var_field->fields->pdata[index]; |
| 875 | var_field->selected_index = index; |
| 876 | return BT_FIELD_STATUS_OK; |
| 877 | } |
| 878 | |
| 879 | uint64_t bt_field_variant_get_selected_option_field_index( |
| 880 | const struct bt_field *field) |
| 881 | { |
| 882 | const struct bt_field_variant *var_field = (const void *) field; |
| 883 | |
| 884 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 885 | BT_ASSERT_PRE_FIELD_HAS_CLASS_TYPE(field, |
| 886 | BT_FIELD_CLASS_TYPE_VARIANT, "Field"); |
| 887 | BT_ASSERT_PRE(var_field->selected_field, |
| 888 | "Variant field has no selected field: %!+f", field); |
| 889 | return var_field->selected_index; |
| 890 | } |
| 891 | |
| 892 | static inline |
| 893 | void bt_field_finalize(struct bt_field *field) |
| 894 | { |
| 895 | BT_ASSERT(field); |
| 896 | BT_LOGD_STR("Putting field's class."); |
| 897 | BT_OBJECT_PUT_REF_AND_RESET(field->class); |
| 898 | } |
| 899 | |
| 900 | static |
| 901 | void destroy_integer_field(struct bt_field *field) |
| 902 | { |
| 903 | BT_ASSERT(field); |
| 904 | BT_LIB_LOGD("Destroying integer field object: %!+f", field); |
| 905 | bt_field_finalize(field); |
| 906 | g_free(field); |
| 907 | } |
| 908 | |
| 909 | static |
| 910 | void destroy_real_field(struct bt_field *field) |
| 911 | { |
| 912 | BT_ASSERT(field); |
| 913 | BT_LIB_LOGD("Destroying real field object: %!+f", field); |
| 914 | bt_field_finalize(field); |
| 915 | g_free(field); |
| 916 | } |
| 917 | |
| 918 | static |
| 919 | void destroy_structure_field(struct bt_field *field) |
| 920 | { |
| 921 | struct bt_field_structure *struct_field = (void *) field; |
| 922 | |
| 923 | BT_ASSERT(field); |
| 924 | BT_LIB_LOGD("Destroying structure field object: %!+f", field); |
| 925 | bt_field_finalize(field); |
| 926 | |
| 927 | if (struct_field->fields) { |
| 928 | g_ptr_array_free(struct_field->fields, TRUE); |
| 929 | struct_field->fields = NULL; |
| 930 | } |
| 931 | |
| 932 | g_free(field); |
| 933 | } |
| 934 | |
| 935 | static |
| 936 | void destroy_variant_field(struct bt_field *field) |
| 937 | { |
| 938 | struct bt_field_variant *var_field = (void *) field; |
| 939 | |
| 940 | BT_ASSERT(field); |
| 941 | BT_LIB_LOGD("Destroying variant field object: %!+f", field); |
| 942 | bt_field_finalize(field); |
| 943 | |
| 944 | if (var_field->fields) { |
| 945 | g_ptr_array_free(var_field->fields, TRUE); |
| 946 | var_field->fields = NULL; |
| 947 | } |
| 948 | |
| 949 | g_free(field); |
| 950 | } |
| 951 | |
| 952 | static |
| 953 | void destroy_array_field(struct bt_field *field) |
| 954 | { |
| 955 | struct bt_field_array *array_field = (void *) field; |
| 956 | |
| 957 | BT_ASSERT(field); |
| 958 | BT_LIB_LOGD("Destroying array field object: %!+f", field); |
| 959 | bt_field_finalize(field); |
| 960 | |
| 961 | if (array_field->fields) { |
| 962 | g_ptr_array_free(array_field->fields, TRUE); |
| 963 | array_field->fields = NULL; |
| 964 | } |
| 965 | |
| 966 | g_free(field); |
| 967 | } |
| 968 | |
| 969 | static |
| 970 | void destroy_string_field(struct bt_field *field) |
| 971 | { |
| 972 | struct bt_field_string *string_field = (void *) field; |
| 973 | |
| 974 | BT_ASSERT(field); |
| 975 | BT_LIB_LOGD("Destroying string field object: %!+f", field); |
| 976 | bt_field_finalize(field); |
| 977 | |
| 978 | if (string_field->buf) { |
| 979 | g_array_free(string_field->buf, TRUE); |
| 980 | string_field->buf = NULL; |
| 981 | } |
| 982 | |
| 983 | g_free(field); |
| 984 | } |
| 985 | |
| 986 | BT_HIDDEN |
| 987 | void bt_field_destroy(struct bt_field *field) |
| 988 | { |
| 989 | BT_ASSERT(field); |
| 990 | BT_ASSERT(bt_field_class_has_known_type(field->class)); |
| 991 | field_destroy_funcs[field->class->type](field); |
| 992 | } |
| 993 | |
| 994 | static |
| 995 | void reset_single_field(struct bt_field *field) |
| 996 | { |
| 997 | BT_ASSERT(field); |
| 998 | field->is_set = false; |
| 999 | } |
| 1000 | |
| 1001 | static |
| 1002 | void reset_structure_field(struct bt_field *field) |
| 1003 | { |
| 1004 | uint64_t i; |
| 1005 | struct bt_field_structure *struct_field = (void *) field; |
| 1006 | |
| 1007 | BT_ASSERT(field); |
| 1008 | |
| 1009 | for (i = 0; i < struct_field->fields->len; i++) { |
| 1010 | bt_field_reset(struct_field->fields->pdata[i]); |
| 1011 | } |
| 1012 | } |
| 1013 | |
| 1014 | static |
| 1015 | void reset_variant_field(struct bt_field *field) |
| 1016 | { |
| 1017 | uint64_t i; |
| 1018 | struct bt_field_variant *var_field = (void *) field; |
| 1019 | |
| 1020 | BT_ASSERT(field); |
| 1021 | |
| 1022 | for (i = 0; i < var_field->fields->len; i++) { |
| 1023 | bt_field_reset(var_field->fields->pdata[i]); |
| 1024 | } |
| 1025 | } |
| 1026 | |
| 1027 | static |
| 1028 | void reset_array_field(struct bt_field *field) |
| 1029 | { |
| 1030 | uint64_t i; |
| 1031 | struct bt_field_array *array_field = (void *) field; |
| 1032 | |
| 1033 | BT_ASSERT(field); |
| 1034 | |
| 1035 | for (i = 0; i < array_field->fields->len; i++) { |
| 1036 | bt_field_reset(array_field->fields->pdata[i]); |
| 1037 | } |
| 1038 | } |
| 1039 | |
| 1040 | static |
| 1041 | void set_single_field_is_frozen(struct bt_field *field, bool is_frozen) |
| 1042 | { |
| 1043 | field->frozen = is_frozen; |
| 1044 | } |
| 1045 | |
| 1046 | static |
| 1047 | void set_structure_field_is_frozen(struct bt_field *field, bool is_frozen) |
| 1048 | { |
| 1049 | uint64_t i; |
| 1050 | struct bt_field_structure *struct_field = (void *) field; |
| 1051 | |
| 1052 | BT_LIB_LOGD("Setting structure field's frozen state: " |
| 1053 | "%![field-]+f, is-frozen=%d", field, is_frozen); |
| 1054 | |
| 1055 | for (i = 0; i < struct_field->fields->len; i++) { |
| 1056 | struct bt_field *member_field = struct_field->fields->pdata[i]; |
| 1057 | |
| 1058 | BT_LIB_LOGD("Setting structure field's member field's " |
| 1059 | "frozen state: %![field-]+f, index=%" PRIu64, |
| 1060 | member_field, i); |
| 1061 | bt_field_set_is_frozen(member_field, is_frozen); |
| 1062 | } |
| 1063 | |
| 1064 | set_single_field_is_frozen(field, is_frozen); |
| 1065 | } |
| 1066 | |
| 1067 | static |
| 1068 | void set_variant_field_is_frozen(struct bt_field *field, bool is_frozen) |
| 1069 | { |
| 1070 | uint64_t i; |
| 1071 | struct bt_field_variant *var_field = (void *) field; |
| 1072 | |
| 1073 | BT_LIB_LOGD("Setting variant field's frozen state: " |
| 1074 | "%![field-]+f, is-frozen=%d", field, is_frozen); |
| 1075 | |
| 1076 | for (i = 0; i < var_field->fields->len; i++) { |
| 1077 | struct bt_field *option_field = var_field->fields->pdata[i]; |
| 1078 | |
| 1079 | BT_LIB_LOGD("Setting variant field's option field's " |
| 1080 | "frozen state: %![field-]+f, index=%" PRIu64, |
| 1081 | option_field, i); |
| 1082 | bt_field_set_is_frozen(option_field, is_frozen); |
| 1083 | } |
| 1084 | |
| 1085 | set_single_field_is_frozen(field, is_frozen); |
| 1086 | } |
| 1087 | |
| 1088 | static |
| 1089 | void set_array_field_is_frozen(struct bt_field *field, bool is_frozen) |
| 1090 | { |
| 1091 | uint64_t i; |
| 1092 | struct bt_field_array *array_field = (void *) field; |
| 1093 | |
| 1094 | BT_LIB_LOGD("Setting array field's frozen state: " |
| 1095 | "%![field-]+f, is-frozen=%d", field, is_frozen); |
| 1096 | |
| 1097 | for (i = 0; i < array_field->fields->len; i++) { |
| 1098 | struct bt_field *elem_field = array_field->fields->pdata[i]; |
| 1099 | |
| 1100 | BT_LIB_LOGD("Setting array field's element field's " |
| 1101 | "frozen state: %![field-]+f, index=%" PRIu64, |
| 1102 | elem_field, i); |
| 1103 | bt_field_set_is_frozen(elem_field, is_frozen); |
| 1104 | } |
| 1105 | |
| 1106 | set_single_field_is_frozen(field, is_frozen); |
| 1107 | } |
| 1108 | |
| 1109 | BT_HIDDEN |
| 1110 | void _bt_field_set_is_frozen(const struct bt_field *field, |
| 1111 | bool is_frozen) |
| 1112 | { |
| 1113 | BT_ASSERT(field); |
| 1114 | BT_LIB_LOGD("Setting field object's frozen state: %!+f, is-frozen=%d", |
| 1115 | field, is_frozen); |
| 1116 | BT_ASSERT(field->methods->set_is_frozen); |
| 1117 | field->methods->set_is_frozen((void *) field, is_frozen); |
| 1118 | } |
| 1119 | |
| 1120 | static |
| 1121 | bool single_field_is_set(const struct bt_field *field) |
| 1122 | { |
| 1123 | BT_ASSERT(field); |
| 1124 | return field->is_set; |
| 1125 | } |
| 1126 | |
| 1127 | static |
| 1128 | bool structure_field_is_set(const struct bt_field *field) |
| 1129 | { |
| 1130 | bool is_set = true; |
| 1131 | uint64_t i; |
| 1132 | const struct bt_field_structure *struct_field = (const void *) field; |
| 1133 | |
| 1134 | BT_ASSERT(field); |
| 1135 | |
| 1136 | for (i = 0; i < struct_field->fields->len; i++) { |
| 1137 | is_set = bt_field_is_set(struct_field->fields->pdata[i]); |
| 1138 | if (!is_set) { |
| 1139 | goto end; |
| 1140 | } |
| 1141 | } |
| 1142 | |
| 1143 | end: |
| 1144 | return is_set; |
| 1145 | } |
| 1146 | |
| 1147 | static |
| 1148 | bool variant_field_is_set(const struct bt_field *field) |
| 1149 | { |
| 1150 | const struct bt_field_variant *var_field = (const void *) field; |
| 1151 | bool is_set = false; |
| 1152 | |
| 1153 | BT_ASSERT(field); |
| 1154 | |
| 1155 | if (var_field->selected_field) { |
| 1156 | is_set = bt_field_is_set(var_field->selected_field); |
| 1157 | } |
| 1158 | |
| 1159 | return is_set; |
| 1160 | } |
| 1161 | |
| 1162 | static |
| 1163 | bool array_field_is_set(const struct bt_field *field) |
| 1164 | { |
| 1165 | bool is_set = true; |
| 1166 | uint64_t i; |
| 1167 | const struct bt_field_array *array_field = (const void *) field; |
| 1168 | |
| 1169 | BT_ASSERT(field); |
| 1170 | |
| 1171 | for (i = 0; i < array_field->length; i++) { |
| 1172 | is_set = bt_field_is_set(array_field->fields->pdata[i]); |
| 1173 | if (!is_set) { |
| 1174 | goto end; |
| 1175 | } |
| 1176 | } |
| 1177 | |
| 1178 | end: |
| 1179 | return is_set; |
| 1180 | } |