| 1 | /* |
| 2 | * fields.c |
| 3 | * |
| 4 | * Babeltrace CTF IR - Event Fields |
| 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 "FIELDS" |
| 30 | #include <babeltrace/lib-logging-internal.h> |
| 31 | |
| 32 | #include <babeltrace/assert-pre-internal.h> |
| 33 | #include <babeltrace/ctf-ir/fields-internal.h> |
| 34 | #include <babeltrace/ctf-ir/field-types-internal.h> |
| 35 | #include <babeltrace/object-internal.h> |
| 36 | #include <babeltrace/ref.h> |
| 37 | #include <babeltrace/compiler-internal.h> |
| 38 | #include <babeltrace/compat/fcntl-internal.h> |
| 39 | #include <babeltrace/align-internal.h> |
| 40 | #include <babeltrace/assert-internal.h> |
| 41 | #include <inttypes.h> |
| 42 | |
| 43 | #define BT_ASSERT_PRE_FIELD_IS_INT_OR_ENUM(_field, _name) \ |
| 44 | BT_ASSERT_PRE((_field)->type->id == BT_FIELD_TYPE_ID_INTEGER || \ |
| 45 | (_field)->type->id == BT_FIELD_TYPE_ID_ENUM, \ |
| 46 | _name " is not an integer or an enumeration field: " \ |
| 47 | "%!+f", (_field)) |
| 48 | |
| 49 | static struct bt_field_common_methods bt_field_integer_methods = { |
| 50 | .set_is_frozen = bt_field_common_generic_set_is_frozen, |
| 51 | .validate = bt_field_common_generic_validate, |
| 52 | .copy = NULL, |
| 53 | .is_set = bt_field_common_generic_is_set, |
| 54 | .reset = bt_field_common_generic_reset, |
| 55 | }; |
| 56 | |
| 57 | static struct bt_field_common_methods bt_field_floating_point_methods = { |
| 58 | .set_is_frozen = bt_field_common_generic_set_is_frozen, |
| 59 | .validate = bt_field_common_generic_validate, |
| 60 | .copy = NULL, |
| 61 | .is_set = bt_field_common_generic_is_set, |
| 62 | .reset = bt_field_common_generic_reset, |
| 63 | }; |
| 64 | |
| 65 | static struct bt_field_common_methods bt_field_enumeration_methods = { |
| 66 | .set_is_frozen = bt_field_common_generic_set_is_frozen, |
| 67 | .validate = bt_field_common_generic_validate, |
| 68 | .copy = NULL, |
| 69 | .is_set = bt_field_common_generic_is_set, |
| 70 | .reset = bt_field_common_generic_reset, |
| 71 | }; |
| 72 | |
| 73 | static struct bt_field_common_methods bt_field_string_methods = { |
| 74 | .set_is_frozen = bt_field_common_generic_set_is_frozen, |
| 75 | .validate = bt_field_common_generic_validate, |
| 76 | .copy = NULL, |
| 77 | .is_set = bt_field_common_generic_is_set, |
| 78 | .reset = bt_field_common_string_reset, |
| 79 | }; |
| 80 | |
| 81 | static struct bt_field_common_methods bt_field_structure_methods = { |
| 82 | .set_is_frozen = bt_field_common_structure_set_is_frozen_recursive, |
| 83 | .validate = bt_field_common_structure_validate_recursive, |
| 84 | .copy = NULL, |
| 85 | .is_set = bt_field_common_structure_is_set_recursive, |
| 86 | .reset = bt_field_common_structure_reset_recursive, |
| 87 | }; |
| 88 | |
| 89 | static struct bt_field_common_methods bt_field_sequence_methods = { |
| 90 | .set_is_frozen = bt_field_common_sequence_set_is_frozen_recursive, |
| 91 | .validate = bt_field_common_sequence_validate_recursive, |
| 92 | .copy = NULL, |
| 93 | .is_set = bt_field_common_sequence_is_set_recursive, |
| 94 | .reset = bt_field_common_sequence_reset_recursive, |
| 95 | }; |
| 96 | |
| 97 | static struct bt_field_common_methods bt_field_array_methods = { |
| 98 | .set_is_frozen = bt_field_common_array_set_is_frozen_recursive, |
| 99 | .validate = bt_field_common_array_validate_recursive, |
| 100 | .copy = NULL, |
| 101 | .is_set = bt_field_common_array_is_set_recursive, |
| 102 | .reset = bt_field_common_array_reset_recursive, |
| 103 | }; |
| 104 | |
| 105 | static struct bt_field_common_methods bt_field_variant_methods = { |
| 106 | .set_is_frozen = bt_field_common_variant_set_is_frozen_recursive, |
| 107 | .validate = bt_field_common_variant_validate_recursive, |
| 108 | .copy = NULL, |
| 109 | .is_set = bt_field_common_variant_is_set_recursive, |
| 110 | .reset = bt_field_common_variant_reset_recursive, |
| 111 | }; |
| 112 | |
| 113 | static |
| 114 | struct bt_field *bt_field_integer_create(struct bt_field_type *); |
| 115 | |
| 116 | static |
| 117 | struct bt_field *bt_field_enumeration_create(struct bt_field_type *); |
| 118 | |
| 119 | static |
| 120 | struct bt_field *bt_field_floating_point_create(struct bt_field_type *); |
| 121 | |
| 122 | static |
| 123 | struct bt_field *bt_field_structure_create(struct bt_field_type *); |
| 124 | |
| 125 | static |
| 126 | struct bt_field *bt_field_variant_create(struct bt_field_type *); |
| 127 | |
| 128 | static |
| 129 | struct bt_field *bt_field_array_create(struct bt_field_type *); |
| 130 | |
| 131 | static |
| 132 | struct bt_field *bt_field_sequence_create(struct bt_field_type *); |
| 133 | |
| 134 | static |
| 135 | struct bt_field *bt_field_string_create(struct bt_field_type *); |
| 136 | |
| 137 | static |
| 138 | struct bt_field *(* const field_create_funcs[])(struct bt_field_type *) = { |
| 139 | [BT_FIELD_TYPE_ID_INTEGER] = bt_field_integer_create, |
| 140 | [BT_FIELD_TYPE_ID_ENUM] = bt_field_enumeration_create, |
| 141 | [BT_FIELD_TYPE_ID_FLOAT] = bt_field_floating_point_create, |
| 142 | [BT_FIELD_TYPE_ID_STRUCT] = bt_field_structure_create, |
| 143 | [BT_FIELD_TYPE_ID_VARIANT] = bt_field_variant_create, |
| 144 | [BT_FIELD_TYPE_ID_ARRAY] = bt_field_array_create, |
| 145 | [BT_FIELD_TYPE_ID_SEQUENCE] = bt_field_sequence_create, |
| 146 | [BT_FIELD_TYPE_ID_STRING] = bt_field_string_create, |
| 147 | }; |
| 148 | |
| 149 | static |
| 150 | void bt_field_integer_destroy(struct bt_field *field); |
| 151 | |
| 152 | static |
| 153 | void bt_field_enumeration_destroy(struct bt_field *field); |
| 154 | |
| 155 | static |
| 156 | void bt_field_floating_point_destroy(struct bt_field *field); |
| 157 | |
| 158 | static |
| 159 | void bt_field_structure_destroy_recursive(struct bt_field *field); |
| 160 | |
| 161 | static |
| 162 | void bt_field_variant_destroy_recursive(struct bt_field *field); |
| 163 | |
| 164 | static |
| 165 | void bt_field_array_destroy_recursive(struct bt_field *field); |
| 166 | |
| 167 | static |
| 168 | void bt_field_sequence_destroy_recursive(struct bt_field *field); |
| 169 | |
| 170 | static |
| 171 | void bt_field_string_destroy(struct bt_field *field); |
| 172 | |
| 173 | static |
| 174 | void (* const field_destroy_funcs[])(struct bt_field *) = { |
| 175 | [BT_FIELD_TYPE_ID_INTEGER] = bt_field_integer_destroy, |
| 176 | [BT_FIELD_TYPE_ID_ENUM] = bt_field_enumeration_destroy, |
| 177 | [BT_FIELD_TYPE_ID_FLOAT] = bt_field_floating_point_destroy, |
| 178 | [BT_FIELD_TYPE_ID_STRUCT] = bt_field_structure_destroy_recursive, |
| 179 | [BT_FIELD_TYPE_ID_VARIANT] = bt_field_variant_destroy_recursive, |
| 180 | [BT_FIELD_TYPE_ID_ARRAY] = bt_field_array_destroy_recursive, |
| 181 | [BT_FIELD_TYPE_ID_SEQUENCE] = bt_field_sequence_destroy_recursive, |
| 182 | [BT_FIELD_TYPE_ID_STRING] = bt_field_string_destroy, |
| 183 | }; |
| 184 | |
| 185 | BT_HIDDEN |
| 186 | struct bt_field *bt_field_create_recursive(struct bt_field_type *type) |
| 187 | { |
| 188 | struct bt_field *field = NULL; |
| 189 | enum bt_field_type_id type_id; |
| 190 | |
| 191 | BT_ASSERT_PRE_NON_NULL(type, "Field type"); |
| 192 | BT_ASSERT(field_type_common_has_known_id((void *) type)); |
| 193 | BT_ASSERT_PRE(bt_field_type_common_validate((void *) type) == 0, |
| 194 | "Field type is invalid: %!+F", type); |
| 195 | type_id = bt_field_type_get_type_id(type); |
| 196 | field = field_create_funcs[type_id](type); |
| 197 | if (!field) { |
| 198 | goto end; |
| 199 | } |
| 200 | |
| 201 | bt_object_set_is_shared((void *) field, false); |
| 202 | bt_field_type_freeze(type); |
| 203 | |
| 204 | end: |
| 205 | return field; |
| 206 | } |
| 207 | |
| 208 | struct bt_field_type *bt_field_borrow_type(struct bt_field *field) |
| 209 | { |
| 210 | return (void *) bt_field_common_borrow_type((void *) field); |
| 211 | } |
| 212 | |
| 213 | enum bt_field_type_id bt_field_get_type_id(struct bt_field *field) |
| 214 | { |
| 215 | struct bt_field_common *field_common = (void *) field; |
| 216 | |
| 217 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 218 | return field_common->type->id; |
| 219 | } |
| 220 | |
| 221 | bt_bool bt_field_is_integer(struct bt_field *field) |
| 222 | { |
| 223 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_INTEGER; |
| 224 | } |
| 225 | |
| 226 | bt_bool bt_field_is_floating_point(struct bt_field *field) |
| 227 | { |
| 228 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_FLOAT; |
| 229 | } |
| 230 | |
| 231 | bt_bool bt_field_is_enumeration(struct bt_field *field) |
| 232 | { |
| 233 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_ENUM; |
| 234 | } |
| 235 | |
| 236 | bt_bool bt_field_is_string(struct bt_field *field) |
| 237 | { |
| 238 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_STRING; |
| 239 | } |
| 240 | |
| 241 | bt_bool bt_field_is_structure(struct bt_field *field) |
| 242 | { |
| 243 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_STRUCT; |
| 244 | } |
| 245 | |
| 246 | bt_bool bt_field_is_array(struct bt_field *field) |
| 247 | { |
| 248 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_ARRAY; |
| 249 | } |
| 250 | |
| 251 | bt_bool bt_field_is_sequence(struct bt_field *field) |
| 252 | { |
| 253 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_SEQUENCE; |
| 254 | } |
| 255 | |
| 256 | bt_bool bt_field_is_variant(struct bt_field *field) |
| 257 | { |
| 258 | return bt_field_get_type_id(field) == BT_FIELD_TYPE_ID_VARIANT; |
| 259 | } |
| 260 | |
| 261 | int64_t bt_field_sequence_get_length(struct bt_field *field) |
| 262 | { |
| 263 | return bt_field_common_sequence_get_length((void *) field); |
| 264 | } |
| 265 | |
| 266 | int bt_field_sequence_set_length(struct bt_field *field, uint64_t length) |
| 267 | { |
| 268 | return bt_field_common_sequence_set_length((void *) field, |
| 269 | length, (bt_field_common_create_func) bt_field_create_recursive); |
| 270 | } |
| 271 | |
| 272 | struct bt_field *bt_field_structure_borrow_field_by_index( |
| 273 | struct bt_field *field, uint64_t index) |
| 274 | { |
| 275 | return (void *) bt_field_common_structure_borrow_field_by_index( |
| 276 | (void *) field, index); |
| 277 | } |
| 278 | |
| 279 | struct bt_field *bt_field_structure_borrow_field_by_name( |
| 280 | struct bt_field *field, const char *name) |
| 281 | { |
| 282 | return (void *) bt_field_common_structure_borrow_field_by_name( |
| 283 | (void *) field, name); |
| 284 | } |
| 285 | |
| 286 | struct bt_field *bt_field_array_borrow_field( |
| 287 | struct bt_field *field, uint64_t index) |
| 288 | { |
| 289 | return (void *) bt_field_common_array_borrow_field((void *) field, |
| 290 | index); |
| 291 | } |
| 292 | |
| 293 | struct bt_field *bt_field_sequence_borrow_field( |
| 294 | struct bt_field *field, uint64_t index) |
| 295 | { |
| 296 | return (void *) bt_field_common_sequence_borrow_field((void *) field, |
| 297 | index); |
| 298 | } |
| 299 | |
| 300 | struct bt_field *bt_field_variant_borrow_current_field( |
| 301 | struct bt_field *variant_field) |
| 302 | { |
| 303 | return (void *) bt_field_common_variant_borrow_current_field( |
| 304 | (void *) variant_field); |
| 305 | } |
| 306 | |
| 307 | int bt_field_variant_set_tag_signed(struct bt_field *variant_field, |
| 308 | int64_t tag) |
| 309 | { |
| 310 | return bt_field_variant_common_set_tag((void *) variant_field, |
| 311 | (uint64_t) tag, true); |
| 312 | } |
| 313 | |
| 314 | int bt_field_variant_set_tag_unsigned(struct bt_field *variant_field, |
| 315 | uint64_t tag) |
| 316 | { |
| 317 | return bt_field_variant_common_set_tag((void *) variant_field, |
| 318 | (uint64_t) tag, false); |
| 319 | } |
| 320 | |
| 321 | int bt_field_variant_get_tag_signed(struct bt_field *variant_field, |
| 322 | int64_t *tag) |
| 323 | { |
| 324 | return bt_field_common_variant_get_tag_signed((void *) variant_field, tag); |
| 325 | } |
| 326 | |
| 327 | int bt_field_variant_get_tag_unsigned(struct bt_field *variant_field, |
| 328 | uint64_t *tag) |
| 329 | { |
| 330 | return bt_field_common_variant_get_tag_unsigned((void *) variant_field, tag); |
| 331 | } |
| 332 | |
| 333 | struct bt_field_type_enumeration_mapping_iterator * |
| 334 | bt_field_enumeration_get_mappings(struct bt_field *field) |
| 335 | { |
| 336 | struct bt_field_enumeration *enum_field = (void *) field; |
| 337 | |
| 338 | BT_ASSERT_PRE_NON_NULL(field, "Enumeration field"); |
| 339 | BT_ASSERT_PRE_FIELD_COMMON_HAS_TYPE_ID((struct bt_field_common *) field, |
| 340 | BT_FIELD_TYPE_ID_ENUM, "Field"); |
| 341 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET((struct bt_field_common *) field, |
| 342 | "Enumeration field"); |
| 343 | return bt_field_common_enumeration_get_mappings((void *) field, |
| 344 | (bt_field_common_create_func) bt_field_create_recursive, |
| 345 | enum_field->common.payload.unsignd); |
| 346 | } |
| 347 | |
| 348 | BT_ASSERT_PRE_FUNC |
| 349 | static inline |
| 350 | struct bt_field_type_common_integer *get_int_enum_int_ft( |
| 351 | struct bt_field *field) |
| 352 | { |
| 353 | struct bt_field_common_integer *int_field = (void *) field; |
| 354 | struct bt_field_type_common_integer *int_ft = NULL; |
| 355 | |
| 356 | if (int_field->common.type->id == BT_FIELD_TYPE_ID_INTEGER) { |
| 357 | int_ft = BT_FROM_COMMON(int_field->common.type); |
| 358 | } else if (int_field->common.type->id == BT_FIELD_TYPE_ID_ENUM) { |
| 359 | struct bt_field_type_common_enumeration *enum_ft = |
| 360 | BT_FROM_COMMON(int_field->common.type); |
| 361 | int_ft = enum_ft->container_ft; |
| 362 | } |
| 363 | |
| 364 | BT_ASSERT(int_ft); |
| 365 | return int_ft; |
| 366 | } |
| 367 | |
| 368 | int bt_field_integer_signed_get_value(struct bt_field *field, int64_t *value) |
| 369 | { |
| 370 | struct bt_field_common_integer *integer = (void *) field; |
| 371 | |
| 372 | BT_ASSERT_PRE_NON_NULL(field, "Integer/enumeration field"); |
| 373 | BT_ASSERT_PRE_NON_NULL(value, "Value"); |
| 374 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(BT_TO_COMMON(integer), |
| 375 | "Integer/enumeration field"); |
| 376 | BT_ASSERT_PRE_FIELD_IS_INT_OR_ENUM(BT_TO_COMMON(integer), "Field"); |
| 377 | BT_ASSERT_PRE(bt_field_type_common_integer_is_signed( |
| 378 | BT_TO_COMMON(get_int_enum_int_ft(field))), |
| 379 | "Field's type is unsigned: %!+f", field); |
| 380 | *value = integer->payload.signd; |
| 381 | return 0; |
| 382 | } |
| 383 | |
| 384 | int bt_field_integer_signed_set_value(struct bt_field *field, int64_t value) |
| 385 | { |
| 386 | int ret = 0; |
| 387 | struct bt_field_common_integer *integer = (void *) field; |
| 388 | |
| 389 | BT_ASSERT_PRE_NON_NULL(field, "Integer field"); |
| 390 | BT_ASSERT_PRE_FIELD_COMMON_HOT(BT_TO_COMMON(integer), "Integer field"); |
| 391 | BT_ASSERT_PRE_FIELD_IS_INT_OR_ENUM(BT_TO_COMMON(integer), "Field"); |
| 392 | BT_ASSERT_PRE(bt_field_type_common_integer_is_signed( |
| 393 | BT_FROM_COMMON(get_int_enum_int_ft(field))), |
| 394 | "Field's type is unsigned: %!+f", field); |
| 395 | BT_ASSERT_PRE(value_is_in_range_signed( |
| 396 | get_int_enum_int_ft(field)->size, value), |
| 397 | "Value is out of bounds: value=%" PRId64 ", %![field-]+f", |
| 398 | value, field); |
| 399 | integer->payload.signd = value; |
| 400 | bt_field_set(field, true); |
| 401 | return ret; |
| 402 | } |
| 403 | |
| 404 | int bt_field_integer_unsigned_get_value(struct bt_field *field, uint64_t *value) |
| 405 | { |
| 406 | struct bt_field_common_integer *integer = (void *) field; |
| 407 | |
| 408 | BT_ASSERT_PRE_NON_NULL(field, "Integer field"); |
| 409 | BT_ASSERT_PRE_NON_NULL(value, "Value"); |
| 410 | BT_ASSERT_PRE_FIELD_COMMON_IS_SET(BT_TO_COMMON(integer), "Integer field"); |
| 411 | BT_ASSERT_PRE_FIELD_IS_INT_OR_ENUM(BT_TO_COMMON(integer), "Field"); |
| 412 | BT_ASSERT_PRE(!bt_field_type_common_integer_is_signed( |
| 413 | BT_FROM_COMMON(get_int_enum_int_ft(field))), |
| 414 | "Field's type is signed: %!+f", field); |
| 415 | *value = integer->payload.unsignd; |
| 416 | return 0; |
| 417 | } |
| 418 | |
| 419 | int bt_field_integer_unsigned_set_value(struct bt_field *field, |
| 420 | uint64_t value) |
| 421 | { |
| 422 | struct bt_field_common_integer *integer = (void *) field; |
| 423 | |
| 424 | BT_ASSERT_PRE_NON_NULL(field, "Integer field"); |
| 425 | BT_ASSERT_PRE_FIELD_COMMON_HOT(BT_TO_COMMON(integer), "Integer field"); |
| 426 | BT_ASSERT_PRE_FIELD_IS_INT_OR_ENUM(BT_TO_COMMON(integer), "Field"); |
| 427 | BT_ASSERT_PRE(!bt_field_type_common_integer_is_signed( |
| 428 | BT_FROM_COMMON(get_int_enum_int_ft(field))), |
| 429 | "Field's type is signed: %!+f", field); |
| 430 | BT_ASSERT_PRE(value_is_in_range_unsigned( |
| 431 | get_int_enum_int_ft(field)->size, value), |
| 432 | "Value is out of bounds: value=%" PRIu64 ", %![field-]+f", |
| 433 | value, field); |
| 434 | integer->payload.unsignd = value; |
| 435 | bt_field_set(field, true); |
| 436 | return 0; |
| 437 | } |
| 438 | |
| 439 | int bt_field_floating_point_get_value(struct bt_field *field, |
| 440 | double *value) |
| 441 | { |
| 442 | return bt_field_common_floating_point_get_value((void *) field, value); |
| 443 | } |
| 444 | |
| 445 | int bt_field_floating_point_set_value(struct bt_field *field, |
| 446 | double value) |
| 447 | { |
| 448 | return bt_field_common_floating_point_set_value((void *) field, value); |
| 449 | } |
| 450 | |
| 451 | const char *bt_field_string_get_value(struct bt_field *field) |
| 452 | { |
| 453 | return bt_field_common_string_get_value((void *) field); |
| 454 | } |
| 455 | |
| 456 | int bt_field_string_set_value(struct bt_field *field, const char *value) |
| 457 | { |
| 458 | return bt_field_common_string_set_value((void *) field, value); |
| 459 | } |
| 460 | |
| 461 | int bt_field_string_append(struct bt_field *field, const char *value) |
| 462 | { |
| 463 | return bt_field_common_string_append((void *) field, value); |
| 464 | } |
| 465 | |
| 466 | int bt_field_string_append_len(struct bt_field *field, |
| 467 | const char *value, unsigned int length) |
| 468 | { |
| 469 | return bt_field_common_string_append_len((void *) field, value, length); |
| 470 | } |
| 471 | |
| 472 | int bt_field_string_clear(struct bt_field *string_field) |
| 473 | { |
| 474 | return bt_field_common_string_clear((void *) string_field); |
| 475 | } |
| 476 | |
| 477 | BT_HIDDEN |
| 478 | struct bt_field_common *bt_field_common_copy(struct bt_field_common *field) |
| 479 | { |
| 480 | struct bt_field_common *copy = NULL; |
| 481 | |
| 482 | BT_ASSERT_PRE_NON_NULL(field, "Field"); |
| 483 | BT_ASSERT(field_type_common_has_known_id(field->type)); |
| 484 | BT_ASSERT(field->methods->copy); |
| 485 | copy = field->methods->copy(field); |
| 486 | if (!copy) { |
| 487 | BT_LOGW("Cannot create field: ft-addr=%p", field->type); |
| 488 | goto end; |
| 489 | } |
| 490 | |
| 491 | bt_field_common_set(copy, field->payload_set); |
| 492 | |
| 493 | end: |
| 494 | return copy; |
| 495 | } |
| 496 | |
| 497 | static |
| 498 | void bt_field_integer_destroy(struct bt_field *field) |
| 499 | { |
| 500 | BT_LOGD("Destroying integer field object: addr=%p", field); |
| 501 | bt_field_common_integer_finalize((void *) field); |
| 502 | g_free(field); |
| 503 | } |
| 504 | |
| 505 | static |
| 506 | void bt_field_floating_point_destroy(struct bt_field *field) |
| 507 | { |
| 508 | BT_LOGD("Destroying floating point field object: addr=%p", field); |
| 509 | bt_field_common_floating_point_finalize((void *) field); |
| 510 | g_free(field); |
| 511 | } |
| 512 | |
| 513 | static |
| 514 | void bt_field_enumeration_destroy(struct bt_field *field) |
| 515 | { |
| 516 | BT_LOGD("Destroying enumeration field object: addr=%p", field); |
| 517 | bt_field_common_finalize((void *) field); |
| 518 | g_free(field); |
| 519 | } |
| 520 | |
| 521 | static |
| 522 | void bt_field_structure_destroy_recursive(struct bt_field *field) |
| 523 | { |
| 524 | BT_LOGD("Destroying structure field object: addr=%p", field); |
| 525 | bt_field_common_structure_finalize_recursive((void *) field); |
| 526 | g_free(field); |
| 527 | } |
| 528 | |
| 529 | static |
| 530 | void bt_field_variant_destroy_recursive(struct bt_field *field) |
| 531 | { |
| 532 | BT_LOGD("Destroying variant field object: addr=%p", field); |
| 533 | bt_field_common_variant_finalize_recursive((void *) field); |
| 534 | g_free(field); |
| 535 | } |
| 536 | |
| 537 | static |
| 538 | void bt_field_array_destroy_recursive(struct bt_field *field) |
| 539 | { |
| 540 | BT_LOGD("Destroying array field object: addr=%p", field); |
| 541 | bt_field_common_array_finalize_recursive((void *) field); |
| 542 | g_free(field); |
| 543 | } |
| 544 | |
| 545 | static |
| 546 | void bt_field_sequence_destroy_recursive(struct bt_field *field) |
| 547 | { |
| 548 | BT_LOGD("Destroying sequence field object: addr=%p", field); |
| 549 | bt_field_common_sequence_finalize_recursive((void *) field); |
| 550 | g_free(field); |
| 551 | } |
| 552 | |
| 553 | static |
| 554 | void bt_field_string_destroy(struct bt_field *field) |
| 555 | { |
| 556 | BT_LOGD("Destroying string field object: addr=%p", field); |
| 557 | bt_field_common_string_finalize((void *) field); |
| 558 | g_free(field); |
| 559 | } |
| 560 | |
| 561 | BT_HIDDEN |
| 562 | void bt_field_destroy_recursive(struct bt_field *field) |
| 563 | { |
| 564 | struct bt_field_common *field_common = (void *) field; |
| 565 | |
| 566 | if (!field) { |
| 567 | return; |
| 568 | } |
| 569 | |
| 570 | BT_ASSERT(field_type_common_has_known_id((void *) field_common->type)); |
| 571 | field_destroy_funcs[field_common->type->id](field); |
| 572 | } |
| 573 | |
| 574 | static |
| 575 | struct bt_field *bt_field_integer_create(struct bt_field_type *type) |
| 576 | { |
| 577 | struct bt_field_common_integer *integer = |
| 578 | g_new0(struct bt_field_common_integer, 1); |
| 579 | |
| 580 | BT_LOGD("Creating integer field object: ft-addr=%p", type); |
| 581 | |
| 582 | if (integer) { |
| 583 | bt_field_common_initialize(BT_TO_COMMON(integer), (void *) type, |
| 584 | NULL, &bt_field_integer_methods); |
| 585 | BT_LOGD("Created integer field object: addr=%p, ft-addr=%p", |
| 586 | integer, type); |
| 587 | } else { |
| 588 | BT_LOGE_STR("Failed to allocate one integer field."); |
| 589 | } |
| 590 | |
| 591 | return (void *) integer; |
| 592 | } |
| 593 | |
| 594 | static |
| 595 | struct bt_field *bt_field_enumeration_create(struct bt_field_type *type) |
| 596 | { |
| 597 | struct bt_field_enumeration *enumeration = g_new0( |
| 598 | struct bt_field_enumeration, 1); |
| 599 | |
| 600 | BT_LOGD("Creating enumeration field object: ft-addr=%p", type); |
| 601 | |
| 602 | if (enumeration) { |
| 603 | bt_field_common_initialize( |
| 604 | BT_TO_COMMON(BT_TO_COMMON(enumeration)), |
| 605 | (void *) type, NULL, &bt_field_enumeration_methods); |
| 606 | BT_LOGD("Created enumeration field object: addr=%p, ft-addr=%p", |
| 607 | enumeration, type); |
| 608 | } else { |
| 609 | BT_LOGE_STR("Failed to allocate one enumeration field."); |
| 610 | } |
| 611 | |
| 612 | return (void *) enumeration; |
| 613 | } |
| 614 | |
| 615 | static |
| 616 | struct bt_field *bt_field_floating_point_create(struct bt_field_type *type) |
| 617 | { |
| 618 | struct bt_field_common_floating_point *floating_point; |
| 619 | |
| 620 | BT_LOGD("Creating floating point number field object: ft-addr=%p", type); |
| 621 | floating_point = g_new0(struct bt_field_common_floating_point, 1); |
| 622 | |
| 623 | if (floating_point) { |
| 624 | bt_field_common_initialize(BT_TO_COMMON(floating_point), |
| 625 | (void *) type, NULL, &bt_field_floating_point_methods); |
| 626 | BT_LOGD("Created floating point number field object: addr=%p, ft-addr=%p", |
| 627 | floating_point, type); |
| 628 | } else { |
| 629 | BT_LOGE_STR("Failed to allocate one floating point number field."); |
| 630 | } |
| 631 | |
| 632 | return (void *) floating_point; |
| 633 | } |
| 634 | |
| 635 | BT_HIDDEN |
| 636 | int bt_field_common_structure_initialize(struct bt_field_common *field, |
| 637 | struct bt_field_type_common *type, |
| 638 | bt_object_release_func release_func, |
| 639 | struct bt_field_common_methods *methods, |
| 640 | bt_field_common_create_func field_create_func, |
| 641 | GDestroyNotify field_release_func) |
| 642 | { |
| 643 | int ret = 0; |
| 644 | struct bt_field_type_common_structure *structure_type = |
| 645 | BT_FROM_COMMON(type); |
| 646 | struct bt_field_common_structure *structure = BT_FROM_COMMON(field); |
| 647 | size_t i; |
| 648 | |
| 649 | BT_LOGD("Initializing common structure field object: ft-addr=%p", type); |
| 650 | bt_field_common_initialize(field, type, release_func, methods); |
| 651 | structure->fields = g_ptr_array_new_with_free_func(field_release_func); |
| 652 | g_ptr_array_set_size(structure->fields, structure_type->fields->len); |
| 653 | |
| 654 | /* Create all fields contained in the structure field. */ |
| 655 | for (i = 0; i < structure_type->fields->len; i++) { |
| 656 | struct bt_field_common *field; |
| 657 | struct bt_field_type_common_structure_field *struct_field = |
| 658 | BT_FIELD_TYPE_COMMON_STRUCTURE_FIELD_AT_INDEX( |
| 659 | structure_type, i); |
| 660 | field = field_create_func(struct_field->type); |
| 661 | if (!field) { |
| 662 | BT_LOGE("Failed to create structure field's member: name=\"%s\", index=%zu", |
| 663 | g_quark_to_string(struct_field->name), i); |
| 664 | ret = -1; |
| 665 | goto end; |
| 666 | } |
| 667 | |
| 668 | g_ptr_array_index(structure->fields, i) = field; |
| 669 | } |
| 670 | |
| 671 | BT_LOGD("Initialized common structure field object: addr=%p, ft-addr=%p", |
| 672 | field, type); |
| 673 | |
| 674 | end: |
| 675 | return ret; |
| 676 | } |
| 677 | |
| 678 | static |
| 679 | struct bt_field *bt_field_structure_create(struct bt_field_type *type) |
| 680 | { |
| 681 | struct bt_field_common_structure *structure = g_new0( |
| 682 | struct bt_field_common_structure, 1); |
| 683 | int iret; |
| 684 | |
| 685 | BT_LOGD("Creating structure field object: ft-addr=%p", type); |
| 686 | |
| 687 | if (!structure) { |
| 688 | BT_LOGE_STR("Failed to allocate one structure field."); |
| 689 | goto end; |
| 690 | } |
| 691 | |
| 692 | iret = bt_field_common_structure_initialize(BT_TO_COMMON(structure), |
| 693 | (void *) type, NULL, &bt_field_structure_methods, |
| 694 | (bt_field_common_create_func) bt_field_create_recursive, |
| 695 | (GDestroyNotify) bt_field_destroy_recursive); |
| 696 | if (iret) { |
| 697 | BT_PUT(structure); |
| 698 | goto end; |
| 699 | } |
| 700 | |
| 701 | BT_LOGD("Created structure field object: addr=%p, ft-addr=%p", |
| 702 | structure, type); |
| 703 | |
| 704 | end: |
| 705 | return (void *) structure; |
| 706 | } |
| 707 | |
| 708 | BT_HIDDEN |
| 709 | int bt_field_common_variant_initialize(struct bt_field_common *field, |
| 710 | struct bt_field_type_common *type, |
| 711 | bt_object_release_func release_func, |
| 712 | struct bt_field_common_methods *methods, |
| 713 | bt_field_common_create_func field_create_func, |
| 714 | GDestroyNotify field_release_func) |
| 715 | { |
| 716 | int ret = 0; |
| 717 | struct bt_field_type_common_variant *variant_type = |
| 718 | BT_FROM_COMMON(type); |
| 719 | struct bt_field_common_variant *variant = BT_FROM_COMMON(field); |
| 720 | size_t i; |
| 721 | |
| 722 | BT_LOGD("Initializing common variant field object: ft-addr=%p", type); |
| 723 | bt_field_common_initialize(field, type, release_func, methods); |
| 724 | ret = bt_field_type_common_variant_update_choices(type); |
| 725 | if (ret) { |
| 726 | BT_LOGE("Cannot update common variant field type choices: " |
| 727 | "ret=%d", ret); |
| 728 | goto end; |
| 729 | } |
| 730 | |
| 731 | variant->fields = g_ptr_array_new_with_free_func(field_release_func); |
| 732 | g_ptr_array_set_size(variant->fields, variant_type->choices->len); |
| 733 | |
| 734 | /* Create all fields contained in the variant field. */ |
| 735 | for (i = 0; i < variant_type->choices->len; i++) { |
| 736 | struct bt_field_common *field; |
| 737 | struct bt_field_type_common_variant_choice *var_choice = |
| 738 | BT_FIELD_TYPE_COMMON_VARIANT_CHOICE_AT_INDEX( |
| 739 | variant_type, i); |
| 740 | |
| 741 | field = field_create_func(var_choice->type); |
| 742 | if (!field) { |
| 743 | BT_LOGE("Failed to create variant field's member: name=\"%s\", index=%zu", |
| 744 | g_quark_to_string(var_choice->name), i); |
| 745 | ret = -1; |
| 746 | goto end; |
| 747 | } |
| 748 | |
| 749 | g_ptr_array_index(variant->fields, i) = field; |
| 750 | } |
| 751 | |
| 752 | BT_LOGD("Initialized common variant field object: addr=%p, ft-addr=%p", |
| 753 | field, type); |
| 754 | |
| 755 | end: |
| 756 | return ret; |
| 757 | } |
| 758 | |
| 759 | static |
| 760 | struct bt_field *bt_field_variant_create(struct bt_field_type *type) |
| 761 | { |
| 762 | struct bt_field_common_variant *variant = g_new0( |
| 763 | struct bt_field_common_variant, 1); |
| 764 | int iret; |
| 765 | |
| 766 | BT_LOGD("Creating variant field object: ft-addr=%p", type); |
| 767 | |
| 768 | if (!variant) { |
| 769 | BT_LOGE_STR("Failed to allocate one variant field."); |
| 770 | goto end; |
| 771 | } |
| 772 | |
| 773 | iret = bt_field_common_variant_initialize(BT_TO_COMMON(variant), |
| 774 | (void *) type, NULL, &bt_field_variant_methods, |
| 775 | (bt_field_common_create_func) bt_field_create_recursive, |
| 776 | (GDestroyNotify) bt_field_destroy_recursive); |
| 777 | if (iret) { |
| 778 | BT_PUT(variant); |
| 779 | goto end; |
| 780 | } |
| 781 | |
| 782 | BT_LOGD("Created variant field object: addr=%p, ft-addr=%p", |
| 783 | variant, type); |
| 784 | |
| 785 | end: |
| 786 | return (void *) variant; |
| 787 | } |
| 788 | |
| 789 | BT_HIDDEN |
| 790 | int bt_field_common_array_initialize(struct bt_field_common *field, |
| 791 | struct bt_field_type_common *type, |
| 792 | bt_object_release_func release_func, |
| 793 | struct bt_field_common_methods *methods, |
| 794 | bt_field_common_create_func field_create_func, |
| 795 | GDestroyNotify field_destroy_func) |
| 796 | { |
| 797 | struct bt_field_type_common_array *array_type = BT_FROM_COMMON(type); |
| 798 | struct bt_field_common_array *array = BT_FROM_COMMON(field); |
| 799 | unsigned int array_length; |
| 800 | int ret = 0; |
| 801 | uint64_t i; |
| 802 | |
| 803 | BT_LOGD("Initializing common array field object: ft-addr=%p", type); |
| 804 | BT_ASSERT(type); |
| 805 | bt_field_common_initialize(field, type, release_func, methods); |
| 806 | array_length = array_type->length; |
| 807 | array->elements = g_ptr_array_sized_new(array_length); |
| 808 | if (!array->elements) { |
| 809 | ret = -1; |
| 810 | goto end; |
| 811 | } |
| 812 | |
| 813 | g_ptr_array_set_free_func(array->elements, field_destroy_func); |
| 814 | g_ptr_array_set_size(array->elements, array_length); |
| 815 | |
| 816 | for (i = 0; i < array_length; i++) { |
| 817 | array->elements->pdata[i] = field_create_func( |
| 818 | array_type->element_ft); |
| 819 | if (!array->elements->pdata[i]) { |
| 820 | ret = -1; |
| 821 | goto end; |
| 822 | } |
| 823 | } |
| 824 | |
| 825 | BT_LOGD("Initialized common array field object: addr=%p, ft-addr=%p", |
| 826 | field, type); |
| 827 | |
| 828 | end: |
| 829 | return ret; |
| 830 | } |
| 831 | |
| 832 | static |
| 833 | struct bt_field *bt_field_array_create(struct bt_field_type *type) |
| 834 | { |
| 835 | struct bt_field_common_array *array = |
| 836 | g_new0(struct bt_field_common_array, 1); |
| 837 | int ret; |
| 838 | |
| 839 | BT_LOGD("Creating array field object: ft-addr=%p", type); |
| 840 | BT_ASSERT(type); |
| 841 | |
| 842 | if (!array) { |
| 843 | BT_LOGE_STR("Failed to allocate one array field."); |
| 844 | goto end; |
| 845 | } |
| 846 | |
| 847 | ret = bt_field_common_array_initialize(BT_TO_COMMON(array), |
| 848 | (void *) type, NULL, &bt_field_array_methods, |
| 849 | (bt_field_common_create_func) bt_field_create_recursive, |
| 850 | (GDestroyNotify) bt_field_destroy_recursive); |
| 851 | if (ret) { |
| 852 | BT_PUT(array); |
| 853 | goto end; |
| 854 | } |
| 855 | |
| 856 | BT_LOGD("Created array field object: addr=%p, ft-addr=%p", |
| 857 | array, type); |
| 858 | |
| 859 | end: |
| 860 | return (void *) array; |
| 861 | } |
| 862 | |
| 863 | BT_HIDDEN |
| 864 | int bt_field_common_sequence_initialize(struct bt_field_common *field, |
| 865 | struct bt_field_type_common *type, |
| 866 | bt_object_release_func release_func, |
| 867 | struct bt_field_common_methods *methods, |
| 868 | GDestroyNotify field_destroy_func) |
| 869 | { |
| 870 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); |
| 871 | int ret = 0; |
| 872 | |
| 873 | BT_LOGD("Initializing common sequence field object: ft-addr=%p", type); |
| 874 | BT_ASSERT(type); |
| 875 | bt_field_common_initialize(field, type, release_func, methods); |
| 876 | sequence->elements = g_ptr_array_new(); |
| 877 | if (!sequence->elements) { |
| 878 | ret = -1; |
| 879 | goto end; |
| 880 | } |
| 881 | |
| 882 | g_ptr_array_set_free_func(sequence->elements, field_destroy_func); |
| 883 | BT_LOGD("Initialized common sequence field object: addr=%p, ft-addr=%p", |
| 884 | field, type); |
| 885 | |
| 886 | end: |
| 887 | return ret; |
| 888 | } |
| 889 | |
| 890 | static |
| 891 | struct bt_field *bt_field_sequence_create(struct bt_field_type *type) |
| 892 | { |
| 893 | struct bt_field_common_sequence *sequence = |
| 894 | g_new0(struct bt_field_common_sequence, 1); |
| 895 | int ret; |
| 896 | |
| 897 | BT_LOGD("Creating sequence field object: ft-addr=%p", type); |
| 898 | BT_ASSERT(type); |
| 899 | |
| 900 | if (!sequence) { |
| 901 | BT_LOGE_STR("Failed to allocate one sequence field."); |
| 902 | goto end; |
| 903 | } |
| 904 | |
| 905 | ret = bt_field_common_sequence_initialize(BT_TO_COMMON(sequence), |
| 906 | (void *) type, NULL, &bt_field_sequence_methods, |
| 907 | (GDestroyNotify) bt_field_destroy_recursive); |
| 908 | if (ret) { |
| 909 | BT_PUT(sequence); |
| 910 | goto end; |
| 911 | } |
| 912 | |
| 913 | BT_LOGD("Created sequence field object: addr=%p, ft-addr=%p", |
| 914 | sequence, type); |
| 915 | |
| 916 | end: |
| 917 | return (void *) sequence; |
| 918 | } |
| 919 | |
| 920 | static |
| 921 | struct bt_field *bt_field_string_create(struct bt_field_type *type) |
| 922 | { |
| 923 | struct bt_field_common_string *string = g_new0( |
| 924 | struct bt_field_common_string, 1); |
| 925 | |
| 926 | BT_LOGD("Creating string field object: ft-addr=%p", type); |
| 927 | |
| 928 | if (string) { |
| 929 | bt_field_common_initialize(BT_TO_COMMON(string), |
| 930 | (void *) type, NULL, &bt_field_string_methods); |
| 931 | BT_LOGD("Created string field object: addr=%p, ft-addr=%p", |
| 932 | string, type); |
| 933 | } else { |
| 934 | BT_LOGE_STR("Failed to allocate one string field."); |
| 935 | } |
| 936 | |
| 937 | return (void *) string; |
| 938 | } |
| 939 | |
| 940 | BT_HIDDEN |
| 941 | int bt_field_common_generic_validate(struct bt_field_common *field) |
| 942 | { |
| 943 | return (field && field->payload_set) ? 0 : -1; |
| 944 | } |
| 945 | |
| 946 | BT_HIDDEN |
| 947 | int bt_field_common_structure_validate_recursive(struct bt_field_common *field) |
| 948 | { |
| 949 | int64_t i; |
| 950 | int ret = 0; |
| 951 | struct bt_field_common_structure *structure = BT_FROM_COMMON(field); |
| 952 | |
| 953 | BT_ASSERT(field); |
| 954 | |
| 955 | for (i = 0; i < structure->fields->len; i++) { |
| 956 | ret = bt_field_common_validate_recursive( |
| 957 | (void *) structure->fields->pdata[i]); |
| 958 | |
| 959 | if (ret) { |
| 960 | int this_ret; |
| 961 | const char *name; |
| 962 | |
| 963 | this_ret = bt_field_type_common_structure_borrow_field_by_index( |
| 964 | field->type, &name, NULL, i); |
| 965 | BT_ASSERT(this_ret == 0); |
| 966 | BT_ASSERT_PRE_MSG("Invalid structure field's field: " |
| 967 | "%![struct-field-]+_f, field-name=\"%s\", " |
| 968 | "index=%" PRId64 ", %![field-]+_f", |
| 969 | field, name, i, structure->fields->pdata[i]); |
| 970 | goto end; |
| 971 | } |
| 972 | } |
| 973 | |
| 974 | end: |
| 975 | return ret; |
| 976 | } |
| 977 | |
| 978 | BT_HIDDEN |
| 979 | int bt_field_common_variant_validate_recursive(struct bt_field_common *field) |
| 980 | { |
| 981 | int ret = 0; |
| 982 | struct bt_field_common_variant *variant = BT_FROM_COMMON(field); |
| 983 | |
| 984 | BT_ASSERT(field); |
| 985 | |
| 986 | if (!variant->current_field) { |
| 987 | ret = -1; |
| 988 | goto end; |
| 989 | } |
| 990 | |
| 991 | ret = bt_field_common_validate_recursive(variant->current_field); |
| 992 | |
| 993 | end: |
| 994 | return ret; |
| 995 | } |
| 996 | |
| 997 | BT_HIDDEN |
| 998 | int bt_field_common_array_validate_recursive(struct bt_field_common *field) |
| 999 | { |
| 1000 | int64_t i; |
| 1001 | int ret = 0; |
| 1002 | struct bt_field_common_array *array = BT_FROM_COMMON(field); |
| 1003 | |
| 1004 | BT_ASSERT(field); |
| 1005 | |
| 1006 | for (i = 0; i < array->elements->len; i++) { |
| 1007 | ret = bt_field_common_validate_recursive((void *) array->elements->pdata[i]); |
| 1008 | if (ret) { |
| 1009 | BT_ASSERT_PRE_MSG("Invalid array field's element field: " |
| 1010 | "%![array-field-]+_f, " PRId64 ", " |
| 1011 | "%![elem-field-]+_f", |
| 1012 | field, i, array->elements->pdata[i]); |
| 1013 | goto end; |
| 1014 | } |
| 1015 | } |
| 1016 | |
| 1017 | end: |
| 1018 | return ret; |
| 1019 | } |
| 1020 | |
| 1021 | BT_HIDDEN |
| 1022 | int bt_field_common_sequence_validate_recursive(struct bt_field_common *field) |
| 1023 | { |
| 1024 | size_t i; |
| 1025 | int ret = 0; |
| 1026 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); |
| 1027 | |
| 1028 | BT_ASSERT(field); |
| 1029 | |
| 1030 | for (i = 0; i < sequence->elements->len; i++) { |
| 1031 | ret = bt_field_common_validate_recursive( |
| 1032 | (void *) sequence->elements->pdata[i]); |
| 1033 | if (ret) { |
| 1034 | BT_ASSERT_PRE_MSG("Invalid sequence field's element field: " |
| 1035 | "%![seq-field-]+_f, " PRId64 ", " |
| 1036 | "%![elem-field-]+_f", |
| 1037 | field, i, sequence->elements->pdata[i]); |
| 1038 | goto end; |
| 1039 | } |
| 1040 | } |
| 1041 | end: |
| 1042 | return ret; |
| 1043 | } |
| 1044 | |
| 1045 | BT_HIDDEN |
| 1046 | void bt_field_common_generic_reset(struct bt_field_common *field) |
| 1047 | { |
| 1048 | BT_ASSERT(field); |
| 1049 | field->payload_set = false; |
| 1050 | } |
| 1051 | |
| 1052 | BT_HIDDEN |
| 1053 | void bt_field_common_structure_reset_recursive(struct bt_field_common *field) |
| 1054 | { |
| 1055 | int64_t i; |
| 1056 | struct bt_field_common_structure *structure = BT_FROM_COMMON(field); |
| 1057 | |
| 1058 | BT_ASSERT(field); |
| 1059 | |
| 1060 | for (i = 0; i < structure->fields->len; i++) { |
| 1061 | struct bt_field_common *member = structure->fields->pdata[i]; |
| 1062 | |
| 1063 | if (!member) { |
| 1064 | /* |
| 1065 | * Structure members are lazily initialized; |
| 1066 | * skip if this member has not been allocated |
| 1067 | * yet. |
| 1068 | */ |
| 1069 | continue; |
| 1070 | } |
| 1071 | |
| 1072 | bt_field_common_reset_recursive(member); |
| 1073 | } |
| 1074 | } |
| 1075 | |
| 1076 | BT_HIDDEN |
| 1077 | void bt_field_common_variant_reset_recursive(struct bt_field_common *field) |
| 1078 | { |
| 1079 | struct bt_field_common_variant *variant = BT_FROM_COMMON(field); |
| 1080 | |
| 1081 | BT_ASSERT(field); |
| 1082 | variant->current_field = NULL; |
| 1083 | } |
| 1084 | |
| 1085 | BT_HIDDEN |
| 1086 | void bt_field_common_array_reset_recursive(struct bt_field_common *field) |
| 1087 | { |
| 1088 | size_t i; |
| 1089 | struct bt_field_common_array *array = BT_FROM_COMMON(field); |
| 1090 | |
| 1091 | BT_ASSERT(field); |
| 1092 | |
| 1093 | for (i = 0; i < array->elements->len; i++) { |
| 1094 | struct bt_field_common *member = array->elements->pdata[i]; |
| 1095 | |
| 1096 | if (!member) { |
| 1097 | /* |
| 1098 | * Array elements are lazily initialized; skip |
| 1099 | * if this member has not been allocated yet. |
| 1100 | */ |
| 1101 | continue; |
| 1102 | } |
| 1103 | |
| 1104 | bt_field_common_reset_recursive(member); |
| 1105 | } |
| 1106 | } |
| 1107 | |
| 1108 | BT_HIDDEN |
| 1109 | void bt_field_common_sequence_reset_recursive(struct bt_field_common *field) |
| 1110 | { |
| 1111 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); |
| 1112 | uint64_t i; |
| 1113 | |
| 1114 | BT_ASSERT(field); |
| 1115 | |
| 1116 | for (i = 0; i < sequence->elements->len; i++) { |
| 1117 | if (sequence->elements->pdata[i]) { |
| 1118 | bt_field_common_reset_recursive( |
| 1119 | sequence->elements->pdata[i]); |
| 1120 | } |
| 1121 | } |
| 1122 | |
| 1123 | sequence->length = 0; |
| 1124 | } |
| 1125 | |
| 1126 | BT_HIDDEN |
| 1127 | void bt_field_common_string_reset(struct bt_field_common *field) |
| 1128 | { |
| 1129 | struct bt_field_common_string *string = BT_FROM_COMMON(field); |
| 1130 | |
| 1131 | BT_ASSERT(field); |
| 1132 | bt_field_common_generic_reset(field); |
| 1133 | |
| 1134 | if (string->payload) { |
| 1135 | g_string_truncate(string->payload, 0); |
| 1136 | } |
| 1137 | } |
| 1138 | |
| 1139 | BT_HIDDEN |
| 1140 | void bt_field_common_generic_set_is_frozen(struct bt_field_common *field, |
| 1141 | bool is_frozen) |
| 1142 | { |
| 1143 | field->frozen = is_frozen; |
| 1144 | } |
| 1145 | |
| 1146 | BT_HIDDEN |
| 1147 | void bt_field_common_structure_set_is_frozen_recursive( |
| 1148 | struct bt_field_common *field, bool is_frozen) |
| 1149 | { |
| 1150 | uint64_t i; |
| 1151 | struct bt_field_common_structure *structure_field = |
| 1152 | BT_FROM_COMMON(field); |
| 1153 | |
| 1154 | BT_LOGD("Freezing structure field object: addr=%p", field); |
| 1155 | |
| 1156 | for (i = 0; i < structure_field->fields->len; i++) { |
| 1157 | struct bt_field_common *struct_field = |
| 1158 | g_ptr_array_index(structure_field->fields, i); |
| 1159 | |
| 1160 | BT_LOGD("Freezing structure field's field: field-addr=%p, index=%" PRId64, |
| 1161 | struct_field, i); |
| 1162 | bt_field_common_set_is_frozen_recursive(struct_field, |
| 1163 | is_frozen); |
| 1164 | } |
| 1165 | |
| 1166 | bt_field_common_generic_set_is_frozen(field, is_frozen); |
| 1167 | } |
| 1168 | |
| 1169 | BT_HIDDEN |
| 1170 | void bt_field_common_variant_set_is_frozen_recursive( |
| 1171 | struct bt_field_common *field, bool is_frozen) |
| 1172 | { |
| 1173 | uint64_t i; |
| 1174 | struct bt_field_common_variant *variant_field = BT_FROM_COMMON(field); |
| 1175 | |
| 1176 | BT_LOGD("Freezing variant field object: addr=%p", field); |
| 1177 | |
| 1178 | for (i = 0; i < variant_field->fields->len; i++) { |
| 1179 | struct bt_field_common *var_field = |
| 1180 | g_ptr_array_index(variant_field->fields, i); |
| 1181 | |
| 1182 | BT_LOGD("Freezing variant field's field: field-addr=%p, index=%" PRId64, |
| 1183 | var_field, i); |
| 1184 | bt_field_common_set_is_frozen_recursive(var_field, is_frozen); |
| 1185 | } |
| 1186 | |
| 1187 | bt_field_common_generic_set_is_frozen(field, is_frozen); |
| 1188 | } |
| 1189 | |
| 1190 | BT_HIDDEN |
| 1191 | void bt_field_common_array_set_is_frozen_recursive( |
| 1192 | struct bt_field_common *field, bool is_frozen) |
| 1193 | { |
| 1194 | int64_t i; |
| 1195 | struct bt_field_common_array *array_field = BT_FROM_COMMON(field); |
| 1196 | |
| 1197 | BT_LOGD("Freezing array field object: addr=%p", field); |
| 1198 | |
| 1199 | for (i = 0; i < array_field->elements->len; i++) { |
| 1200 | struct bt_field_common *elem_field = |
| 1201 | g_ptr_array_index(array_field->elements, i); |
| 1202 | |
| 1203 | BT_LOGD("Freezing array field object's element field: " |
| 1204 | "element-field-addr=%p, index=%" PRId64, |
| 1205 | elem_field, i); |
| 1206 | bt_field_common_set_is_frozen_recursive(elem_field, is_frozen); |
| 1207 | } |
| 1208 | |
| 1209 | bt_field_common_generic_set_is_frozen(field, is_frozen); |
| 1210 | } |
| 1211 | |
| 1212 | BT_HIDDEN |
| 1213 | void bt_field_common_sequence_set_is_frozen_recursive( |
| 1214 | struct bt_field_common *field, bool is_frozen) |
| 1215 | { |
| 1216 | int64_t i; |
| 1217 | struct bt_field_common_sequence *sequence_field = |
| 1218 | BT_FROM_COMMON(field); |
| 1219 | |
| 1220 | BT_LOGD("Freezing sequence field object: addr=%p", field); |
| 1221 | |
| 1222 | for (i = 0; i < sequence_field->length; i++) { |
| 1223 | struct bt_field_common *elem_field = |
| 1224 | g_ptr_array_index(sequence_field->elements, i); |
| 1225 | |
| 1226 | BT_LOGD("Freezing sequence field object's element field: " |
| 1227 | "element-field-addr=%p, index=%" PRId64, |
| 1228 | elem_field, i); |
| 1229 | bt_field_common_set_is_frozen_recursive(elem_field, is_frozen); |
| 1230 | } |
| 1231 | |
| 1232 | bt_field_common_generic_set_is_frozen(field, is_frozen); |
| 1233 | } |
| 1234 | |
| 1235 | BT_HIDDEN |
| 1236 | void _bt_field_common_set_is_frozen_recursive(struct bt_field_common *field, |
| 1237 | bool is_frozen) |
| 1238 | { |
| 1239 | if (!field) { |
| 1240 | goto end; |
| 1241 | } |
| 1242 | |
| 1243 | if (field->frozen) { |
| 1244 | goto end; |
| 1245 | } |
| 1246 | |
| 1247 | BT_LOGD("Setting field object's frozen state: addr=%p, is-frozen=%d", |
| 1248 | field, is_frozen); |
| 1249 | BT_ASSERT(field_type_common_has_known_id(field->type)); |
| 1250 | BT_ASSERT(field->methods->set_is_frozen); |
| 1251 | field->methods->set_is_frozen(field, is_frozen); |
| 1252 | |
| 1253 | end: |
| 1254 | return; |
| 1255 | } |
| 1256 | |
| 1257 | BT_HIDDEN |
| 1258 | bt_bool bt_field_common_generic_is_set(struct bt_field_common *field) |
| 1259 | { |
| 1260 | return field && field->payload_set; |
| 1261 | } |
| 1262 | |
| 1263 | BT_HIDDEN |
| 1264 | bt_bool bt_field_common_structure_is_set_recursive( |
| 1265 | struct bt_field_common *field) |
| 1266 | { |
| 1267 | bt_bool is_set = BT_FALSE; |
| 1268 | size_t i; |
| 1269 | struct bt_field_common_structure *structure = BT_FROM_COMMON(field); |
| 1270 | |
| 1271 | BT_ASSERT(field); |
| 1272 | |
| 1273 | for (i = 0; i < structure->fields->len; i++) { |
| 1274 | is_set = bt_field_common_is_set_recursive( |
| 1275 | structure->fields->pdata[i]); |
| 1276 | if (!is_set) { |
| 1277 | goto end; |
| 1278 | } |
| 1279 | } |
| 1280 | |
| 1281 | end: |
| 1282 | return is_set; |
| 1283 | } |
| 1284 | |
| 1285 | BT_HIDDEN |
| 1286 | bt_bool bt_field_common_variant_is_set_recursive(struct bt_field_common *field) |
| 1287 | { |
| 1288 | struct bt_field_common_variant *variant = BT_FROM_COMMON(field); |
| 1289 | bt_bool is_set = BT_FALSE; |
| 1290 | |
| 1291 | BT_ASSERT(field); |
| 1292 | |
| 1293 | if (variant->current_field) { |
| 1294 | is_set = bt_field_common_is_set_recursive( |
| 1295 | variant->current_field); |
| 1296 | } |
| 1297 | |
| 1298 | return is_set; |
| 1299 | } |
| 1300 | |
| 1301 | BT_HIDDEN |
| 1302 | bt_bool bt_field_common_array_is_set_recursive(struct bt_field_common *field) |
| 1303 | { |
| 1304 | size_t i; |
| 1305 | bt_bool is_set = BT_FALSE; |
| 1306 | struct bt_field_common_array *array = BT_FROM_COMMON(field); |
| 1307 | |
| 1308 | BT_ASSERT(field); |
| 1309 | |
| 1310 | for (i = 0; i < array->elements->len; i++) { |
| 1311 | is_set = bt_field_common_is_set_recursive(array->elements->pdata[i]); |
| 1312 | if (!is_set) { |
| 1313 | goto end; |
| 1314 | } |
| 1315 | } |
| 1316 | |
| 1317 | end: |
| 1318 | return is_set; |
| 1319 | } |
| 1320 | |
| 1321 | BT_HIDDEN |
| 1322 | bt_bool bt_field_common_sequence_is_set_recursive(struct bt_field_common *field) |
| 1323 | { |
| 1324 | size_t i; |
| 1325 | bt_bool is_set = BT_FALSE; |
| 1326 | struct bt_field_common_sequence *sequence = BT_FROM_COMMON(field); |
| 1327 | |
| 1328 | BT_ASSERT(field); |
| 1329 | |
| 1330 | if (!sequence->elements) { |
| 1331 | goto end; |
| 1332 | } |
| 1333 | |
| 1334 | for (i = 0; i < sequence->elements->len; i++) { |
| 1335 | is_set = bt_field_common_is_set_recursive( |
| 1336 | sequence->elements->pdata[i]); |
| 1337 | if (!is_set) { |
| 1338 | goto end; |
| 1339 | } |
| 1340 | } |
| 1341 | |
| 1342 | end: |
| 1343 | return is_set; |
| 1344 | } |