| 1 | /* |
| 2 | * field-types.c |
| 3 | * |
| 4 | * Babeltrace CTF 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-TYPES" |
| 30 | #include <babeltrace/lib-logging-internal.h> |
| 31 | |
| 32 | #include <babeltrace/assert-pre-internal.h> |
| 33 | #include <babeltrace/ctf-ir/field-types-internal.h> |
| 34 | #include <babeltrace/ctf-ir/field-path-internal.h> |
| 35 | #include <babeltrace/ctf-ir/fields-internal.h> |
| 36 | #include <babeltrace/ctf-ir/fields.h> |
| 37 | #include <babeltrace/ctf-ir/utils-internal.h> |
| 38 | #include <babeltrace/ref.h> |
| 39 | #include <babeltrace/ctf-ir/clock-class.h> |
| 40 | #include <babeltrace/ctf-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 | |
| 51 | enum bt_field_type_id bt_field_type_get_type_id(struct bt_field_type *ft) |
| 52 | { |
| 53 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 54 | return ft->id; |
| 55 | } |
| 56 | |
| 57 | static |
| 58 | void init_field_type(struct bt_field_type *ft, enum bt_field_type_id id, |
| 59 | bt_object_release_func release_func) |
| 60 | { |
| 61 | BT_ASSERT(ft); |
| 62 | BT_ASSERT(bt_field_type_has_known_id(ft)); |
| 63 | BT_ASSERT(release_func); |
| 64 | bt_object_init_shared(&ft->base, release_func); |
| 65 | ft->id = id; |
| 66 | } |
| 67 | |
| 68 | static |
| 69 | void init_integer_field_type(struct bt_field_type_integer *ft, enum bt_field_type_id id, |
| 70 | bt_object_release_func release_func) |
| 71 | { |
| 72 | init_field_type((void *) ft, id, release_func); |
| 73 | ft->range = 64; |
| 74 | ft->base = BT_FIELD_TYPE_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL; |
| 75 | } |
| 76 | |
| 77 | static |
| 78 | void destroy_integer_field_type(struct bt_object *obj) |
| 79 | { |
| 80 | BT_ASSERT(obj); |
| 81 | BT_LIB_LOGD("Destroying integer field type object: %!+F", obj); |
| 82 | g_free(obj); |
| 83 | } |
| 84 | |
| 85 | static inline |
| 86 | struct bt_field_type *create_integer_field_type(enum bt_field_type_id id) |
| 87 | { |
| 88 | struct bt_field_type_integer *int_ft = NULL; |
| 89 | |
| 90 | BT_LOGD("Creating default integer field type object: id=%s", |
| 91 | bt_common_field_type_id_string(id)); |
| 92 | int_ft = g_new0(struct bt_field_type_integer, 1); |
| 93 | if (!int_ft) { |
| 94 | BT_LOGE_STR("Failed to allocate one integer field type."); |
| 95 | goto error; |
| 96 | } |
| 97 | |
| 98 | init_integer_field_type(int_ft, id, destroy_integer_field_type); |
| 99 | BT_LIB_LOGD("Created integer field type object: %!+F", int_ft); |
| 100 | goto end; |
| 101 | |
| 102 | error: |
| 103 | BT_PUT(int_ft); |
| 104 | |
| 105 | end: |
| 106 | return (void *) int_ft; |
| 107 | } |
| 108 | |
| 109 | struct bt_field_type *bt_field_type_unsigned_integer_create(void) |
| 110 | { |
| 111 | return create_integer_field_type(BT_FIELD_TYPE_ID_UNSIGNED_INTEGER); |
| 112 | } |
| 113 | |
| 114 | struct bt_field_type *bt_field_type_signed_integer_create(void) |
| 115 | { |
| 116 | return create_integer_field_type(BT_FIELD_TYPE_ID_SIGNED_INTEGER); |
| 117 | } |
| 118 | |
| 119 | uint64_t bt_field_type_integer_get_field_value_range( |
| 120 | struct bt_field_type *ft) |
| 121 | { |
| 122 | struct bt_field_type_integer *int_ft = (void *) ft; |
| 123 | |
| 124 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 125 | BT_ASSERT_PRE_FT_IS_INT(ft, "Field type"); |
| 126 | return int_ft->range; |
| 127 | } |
| 128 | |
| 129 | BT_ASSERT_PRE_FUNC |
| 130 | static |
| 131 | bool size_is_valid_for_enumeration_field_type(struct bt_field_type *ft, |
| 132 | uint64_t size) |
| 133 | { |
| 134 | // TODO |
| 135 | return true; |
| 136 | } |
| 137 | |
| 138 | int bt_field_type_integer_set_field_value_range( |
| 139 | struct bt_field_type *ft, uint64_t size) |
| 140 | { |
| 141 | struct bt_field_type_integer *int_ft = (void *) ft; |
| 142 | |
| 143 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 144 | BT_ASSERT_PRE_FT_IS_INT(ft, "Field type"); |
| 145 | BT_ASSERT_PRE_FT_HOT(ft, "Field type"); |
| 146 | BT_ASSERT_PRE(size <= 64, |
| 147 | "Unsupported size for integer field type's field value range " |
| 148 | "(maximum is 64): size=%" PRIu64, size); |
| 149 | BT_ASSERT_PRE(int_ft->common.id == BT_FIELD_TYPE_ID_UNSIGNED_INTEGER || |
| 150 | int_ft->common.id == BT_FIELD_TYPE_ID_SIGNED_INTEGER || |
| 151 | size_is_valid_for_enumeration_field_type(ft, size), |
| 152 | "Invalid field value range for enumeration field type: " |
| 153 | "at least one of the current mapping ranges contains values " |
| 154 | "which are outside this range: %!+F, size=%" PRIu64, ft, size); |
| 155 | int_ft->range = size; |
| 156 | BT_LIB_LOGV("Set integer field type's field value range: %!+F", ft); |
| 157 | return 0; |
| 158 | } |
| 159 | |
| 160 | enum bt_field_type_integer_preferred_display_base |
| 161 | bt_field_type_integer_get_preferred_display_base(struct bt_field_type *ft) |
| 162 | { |
| 163 | struct bt_field_type_integer *int_ft = (void *) ft; |
| 164 | |
| 165 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 166 | BT_ASSERT_PRE_FT_IS_INT(ft, "Field type"); |
| 167 | return int_ft->base; |
| 168 | } |
| 169 | |
| 170 | int bt_field_type_integer_set_preferred_display_base(struct bt_field_type *ft, |
| 171 | enum bt_field_type_integer_preferred_display_base base) |
| 172 | { |
| 173 | struct bt_field_type_integer *int_ft = (void *) ft; |
| 174 | |
| 175 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 176 | BT_ASSERT_PRE_FT_IS_INT(ft, "Field type"); |
| 177 | BT_ASSERT_PRE_FT_HOT(ft, "Field type"); |
| 178 | int_ft->base = base; |
| 179 | BT_LIB_LOGV("Set integer field type's preferred display base: %!+F", ft); |
| 180 | return 0; |
| 181 | } |
| 182 | |
| 183 | static |
| 184 | void finalize_enumeration_field_type_mapping( |
| 185 | struct bt_field_type_enumeration_mapping *mapping) |
| 186 | { |
| 187 | BT_ASSERT(mapping); |
| 188 | |
| 189 | if (mapping->label) { |
| 190 | g_string_free(mapping->label, TRUE); |
| 191 | } |
| 192 | |
| 193 | if (mapping->ranges) { |
| 194 | g_array_free(mapping->ranges, TRUE); |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | static |
| 199 | void destroy_enumeration_field_type(struct bt_object *obj) |
| 200 | { |
| 201 | struct bt_field_type_enumeration *ft = (void *) obj; |
| 202 | |
| 203 | BT_ASSERT(ft); |
| 204 | BT_LIB_LOGD("Destroying enumeration field type object: %!+F", ft); |
| 205 | |
| 206 | if (ft->mappings) { |
| 207 | uint64_t i; |
| 208 | |
| 209 | for (i = 0; i < ft->mappings->len; i++) { |
| 210 | finalize_enumeration_field_type_mapping( |
| 211 | BT_FIELD_TYPE_ENUM_MAPPING_AT_INDEX(ft, i)); |
| 212 | } |
| 213 | |
| 214 | g_array_free(ft->mappings, TRUE); |
| 215 | } |
| 216 | |
| 217 | if (ft->label_buf) { |
| 218 | g_ptr_array_free(ft->label_buf, TRUE); |
| 219 | } |
| 220 | |
| 221 | g_free(ft); |
| 222 | } |
| 223 | |
| 224 | static |
| 225 | struct bt_field_type *create_enumeration_field_type(enum bt_field_type_id id) |
| 226 | { |
| 227 | struct bt_field_type_enumeration *enum_ft = NULL; |
| 228 | |
| 229 | BT_LOGD("Creating default enumeration field type object: id=%s", |
| 230 | bt_common_field_type_id_string(id)); |
| 231 | enum_ft = g_new0(struct bt_field_type_enumeration, 1); |
| 232 | if (!enum_ft) { |
| 233 | BT_LOGE_STR("Failed to allocate one enumeration field type."); |
| 234 | goto error; |
| 235 | } |
| 236 | |
| 237 | init_integer_field_type((void *) enum_ft, id, |
| 238 | destroy_enumeration_field_type); |
| 239 | enum_ft->mappings = g_array_new(FALSE, TRUE, |
| 240 | sizeof(struct bt_field_type_enumeration_mapping)); |
| 241 | if (!enum_ft->mappings) { |
| 242 | BT_LOGE_STR("Failed to allocate a GArray."); |
| 243 | goto error; |
| 244 | } |
| 245 | |
| 246 | enum_ft->label_buf = g_ptr_array_new(); |
| 247 | if (!enum_ft->label_buf) { |
| 248 | BT_LOGE_STR("Failed to allocate a GArray."); |
| 249 | goto error; |
| 250 | } |
| 251 | |
| 252 | BT_LIB_LOGD("Created enumeration field type object: %!+F", enum_ft); |
| 253 | goto end; |
| 254 | |
| 255 | error: |
| 256 | BT_PUT(enum_ft); |
| 257 | |
| 258 | end: |
| 259 | return (void *) enum_ft; |
| 260 | } |
| 261 | |
| 262 | struct bt_field_type *bt_field_type_unsigned_enumeration_create(void) |
| 263 | { |
| 264 | return create_enumeration_field_type( |
| 265 | BT_FIELD_TYPE_ID_UNSIGNED_ENUMERATION); |
| 266 | } |
| 267 | |
| 268 | struct bt_field_type *bt_field_type_signed_enumeration_create(void) |
| 269 | { |
| 270 | return create_enumeration_field_type( |
| 271 | BT_FIELD_TYPE_ID_SIGNED_ENUMERATION); |
| 272 | } |
| 273 | |
| 274 | uint64_t bt_field_type_enumeration_get_mapping_count(struct bt_field_type *ft) |
| 275 | { |
| 276 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 277 | |
| 278 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 279 | BT_ASSERT_PRE_FT_IS_ENUM(ft, "Field type"); |
| 280 | return (uint64_t) enum_ft->mappings->len; |
| 281 | } |
| 282 | |
| 283 | void bt_field_type_unsigned_enumeration_borrow_mapping_by_index( |
| 284 | struct bt_field_type *ft, uint64_t index, |
| 285 | const char **name, |
| 286 | struct bt_field_type_unsigned_enumeration_mapping_ranges **ranges) |
| 287 | { |
| 288 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 289 | struct bt_field_type_enumeration_mapping *mapping; |
| 290 | |
| 291 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 292 | BT_ASSERT_PRE_NON_NULL(name, "Name (output)"); |
| 293 | BT_ASSERT_PRE_NON_NULL(ranges, "Ranges (output)"); |
| 294 | BT_ASSERT_PRE_VALID_INDEX(index, enum_ft->mappings->len); |
| 295 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_UNSIGNED_ENUMERATION, |
| 296 | "Field type"); |
| 297 | mapping = BT_FIELD_TYPE_ENUM_MAPPING_AT_INDEX(ft, index); |
| 298 | *name = mapping->label->str; |
| 299 | *ranges = (void *) mapping; |
| 300 | } |
| 301 | |
| 302 | void bt_field_type_signed_enumeration_borrow_mapping_by_index( |
| 303 | struct bt_field_type *ft, uint64_t index, |
| 304 | const char **name, |
| 305 | struct bt_field_type_signed_enumeration_mapping_ranges **ranges) |
| 306 | { |
| 307 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 308 | struct bt_field_type_enumeration_mapping *mapping; |
| 309 | |
| 310 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 311 | BT_ASSERT_PRE_NON_NULL(name, "Name (output)"); |
| 312 | BT_ASSERT_PRE_NON_NULL(ranges, "Ranges (output)"); |
| 313 | BT_ASSERT_PRE_VALID_INDEX(index, enum_ft->mappings->len); |
| 314 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_SIGNED_ENUMERATION, |
| 315 | "Field type"); |
| 316 | mapping = BT_FIELD_TYPE_ENUM_MAPPING_AT_INDEX(ft, index); |
| 317 | *name = mapping->label->str; |
| 318 | *ranges = (void *) mapping; |
| 319 | } |
| 320 | |
| 321 | static inline |
| 322 | uint64_t get_enumeration_field_type_mapping_range_count( |
| 323 | struct bt_field_type_enumeration_mapping *mapping) |
| 324 | { |
| 325 | BT_ASSERT_PRE_NON_NULL(mapping, "Ranges"); |
| 326 | return (uint64_t) mapping->ranges->len; |
| 327 | } |
| 328 | |
| 329 | uint64_t bt_field_type_unsigned_enumeration_mapping_ranges_get_range_count( |
| 330 | struct bt_field_type_unsigned_enumeration_mapping_ranges *ranges) |
| 331 | { |
| 332 | return get_enumeration_field_type_mapping_range_count((void *) ranges); |
| 333 | } |
| 334 | |
| 335 | uint64_t bt_field_type_signed_enumeration_mapping_ranges_get_range_count( |
| 336 | struct bt_field_type_signed_enumeration_mapping_ranges *ranges) |
| 337 | { |
| 338 | return get_enumeration_field_type_mapping_range_count((void *) ranges); |
| 339 | } |
| 340 | |
| 341 | static inline |
| 342 | void get_enumeration_field_type_mapping_range_at_index( |
| 343 | struct bt_field_type_enumeration_mapping *mapping, |
| 344 | uint64_t index, uint64_t *lower, uint64_t *upper) |
| 345 | { |
| 346 | struct bt_field_type_enumeration_mapping_range *range; |
| 347 | |
| 348 | BT_ASSERT_PRE_NON_NULL(mapping, "Ranges"); |
| 349 | BT_ASSERT_PRE_NON_NULL(lower, "Range's lower (output)"); |
| 350 | BT_ASSERT_PRE_NON_NULL(upper, "Range's upper (output)"); |
| 351 | BT_ASSERT_PRE_VALID_INDEX(index, mapping->ranges->len); |
| 352 | range = BT_FIELD_TYPE_ENUM_MAPPING_RANGE_AT_INDEX(mapping, index); |
| 353 | *lower = range->lower.u; |
| 354 | *upper = range->upper.u; |
| 355 | } |
| 356 | |
| 357 | void bt_field_type_unsigned_enumeration_mapping_ranges_get_range_by_index( |
| 358 | struct bt_field_type_unsigned_enumeration_mapping_ranges *ranges, |
| 359 | uint64_t index, uint64_t *lower, uint64_t *upper) |
| 360 | { |
| 361 | get_enumeration_field_type_mapping_range_at_index((void *) ranges, |
| 362 | index, lower, upper); |
| 363 | } |
| 364 | |
| 365 | void bt_field_type_signed_enumeration_mapping_ranges_get_range_by_index( |
| 366 | struct bt_field_type_unsigned_enumeration_mapping_ranges *ranges, |
| 367 | uint64_t index, int64_t *lower, int64_t *upper) |
| 368 | { |
| 369 | get_enumeration_field_type_mapping_range_at_index((void *) ranges, |
| 370 | index, (uint64_t *) lower, (uint64_t *) upper); |
| 371 | } |
| 372 | |
| 373 | |
| 374 | |
| 375 | int bt_field_type_unsigned_enumeration_get_mapping_labels_by_value( |
| 376 | struct bt_field_type *ft, uint64_t value, |
| 377 | bt_field_type_enumeration_mapping_label_array *label_array, |
| 378 | uint64_t *count) |
| 379 | { |
| 380 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 381 | uint64_t i; |
| 382 | |
| 383 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 384 | BT_ASSERT_PRE_NON_NULL(label_array, "Label array (output)"); |
| 385 | BT_ASSERT_PRE_NON_NULL(count, "Count (output)"); |
| 386 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_UNSIGNED_ENUMERATION, |
| 387 | "Field type"); |
| 388 | g_ptr_array_set_size(enum_ft->label_buf, 0); |
| 389 | |
| 390 | for (i = 0; i < enum_ft->mappings->len; i++) { |
| 391 | uint64_t j; |
| 392 | struct bt_field_type_enumeration_mapping *mapping = |
| 393 | BT_FIELD_TYPE_ENUM_MAPPING_AT_INDEX(enum_ft, i); |
| 394 | |
| 395 | for (j = 0; j < mapping->ranges->len; j++) { |
| 396 | struct bt_field_type_enumeration_mapping_range *range = |
| 397 | BT_FIELD_TYPE_ENUM_MAPPING_RANGE_AT_INDEX( |
| 398 | mapping, j); |
| 399 | |
| 400 | if (value >= range->lower.u && |
| 401 | value <= range->upper.u) { |
| 402 | g_ptr_array_add(enum_ft->label_buf, |
| 403 | mapping->label->str); |
| 404 | break; |
| 405 | } |
| 406 | } |
| 407 | } |
| 408 | |
| 409 | *label_array = (void *) enum_ft->label_buf->pdata; |
| 410 | *count = (uint64_t) enum_ft->label_buf->len; |
| 411 | return 0; |
| 412 | } |
| 413 | |
| 414 | int bt_field_type_signed_enumeration_get_mapping_labels_by_value( |
| 415 | struct bt_field_type *ft, int64_t value, |
| 416 | bt_field_type_enumeration_mapping_label_array *label_array, |
| 417 | uint64_t *count) |
| 418 | { |
| 419 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 420 | uint64_t i; |
| 421 | |
| 422 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 423 | BT_ASSERT_PRE_NON_NULL(label_array, "Label array (output)"); |
| 424 | BT_ASSERT_PRE_NON_NULL(count, "Count (output)"); |
| 425 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_SIGNED_ENUMERATION, |
| 426 | "Field type"); |
| 427 | g_ptr_array_set_size(enum_ft->label_buf, 0); |
| 428 | |
| 429 | for (i = 0; i < enum_ft->mappings->len; i++) { |
| 430 | uint64_t j; |
| 431 | struct bt_field_type_enumeration_mapping *mapping = |
| 432 | BT_FIELD_TYPE_ENUM_MAPPING_AT_INDEX(enum_ft, i); |
| 433 | |
| 434 | for (j = 0; j < mapping->ranges->len; j++) { |
| 435 | struct bt_field_type_enumeration_mapping_range *range = |
| 436 | BT_FIELD_TYPE_ENUM_MAPPING_RANGE_AT_INDEX( |
| 437 | mapping, j); |
| 438 | |
| 439 | if (value >= range->lower.i && |
| 440 | value <= range->upper.i) { |
| 441 | g_ptr_array_add(enum_ft->label_buf, |
| 442 | mapping->label->str); |
| 443 | break; |
| 444 | } |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | *label_array = (void *) enum_ft->label_buf->pdata; |
| 449 | *count = (uint64_t) enum_ft->label_buf->len; |
| 450 | return 0; |
| 451 | } |
| 452 | |
| 453 | static inline |
| 454 | int add_mapping_to_enumeration_field_type(struct bt_field_type *ft, |
| 455 | const char *label, uint64_t lower, uint64_t upper) |
| 456 | { |
| 457 | int ret = 0; |
| 458 | uint64_t i; |
| 459 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 460 | struct bt_field_type_enumeration_mapping *mapping = NULL; |
| 461 | struct bt_field_type_enumeration_mapping_range *range; |
| 462 | |
| 463 | BT_ASSERT(ft); |
| 464 | BT_ASSERT_PRE_NON_NULL(label, "Label"); |
| 465 | |
| 466 | /* Find existing mapping identified by this label */ |
| 467 | for (i = 0; i < enum_ft->mappings->len; i++) { |
| 468 | struct bt_field_type_enumeration_mapping *mapping_candidate = |
| 469 | BT_FIELD_TYPE_ENUM_MAPPING_AT_INDEX(enum_ft, i); |
| 470 | |
| 471 | if (strcmp(mapping_candidate->label->str, label) == 0) { |
| 472 | mapping = mapping_candidate; |
| 473 | break; |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | if (!mapping) { |
| 478 | /* Create new mapping for this label */ |
| 479 | g_array_set_size(enum_ft->mappings, enum_ft->mappings->len + 1); |
| 480 | mapping = BT_FIELD_TYPE_ENUM_MAPPING_AT_INDEX(enum_ft, |
| 481 | enum_ft->mappings->len - 1); |
| 482 | mapping->ranges = g_array_new(FALSE, TRUE, |
| 483 | sizeof(struct bt_field_type_enumeration_mapping_range)); |
| 484 | if (!mapping->ranges) { |
| 485 | finalize_enumeration_field_type_mapping(mapping); |
| 486 | g_array_set_size(enum_ft->mappings, |
| 487 | enum_ft->mappings->len - 1); |
| 488 | ret = -1; |
| 489 | goto end; |
| 490 | } |
| 491 | |
| 492 | mapping->label = g_string_new(label); |
| 493 | if (!mapping->label) { |
| 494 | finalize_enumeration_field_type_mapping(mapping); |
| 495 | g_array_set_size(enum_ft->mappings, |
| 496 | enum_ft->mappings->len - 1); |
| 497 | ret = -1; |
| 498 | goto end; |
| 499 | } |
| 500 | } |
| 501 | |
| 502 | /* Add range */ |
| 503 | BT_ASSERT(mapping); |
| 504 | g_array_set_size(mapping->ranges, mapping->ranges->len + 1); |
| 505 | range = BT_FIELD_TYPE_ENUM_MAPPING_RANGE_AT_INDEX(mapping, |
| 506 | mapping->ranges->len - 1); |
| 507 | range->lower.u = lower; |
| 508 | range->upper.u = upper; |
| 509 | BT_LIB_LOGV("Added mapping to enumeration field type: " |
| 510 | "%![ft-]+F, label=\"%s\", lower-unsigned=%" PRIu64 ", " |
| 511 | "upper-unsigned=%" PRIu64, ft, label, lower, upper); |
| 512 | |
| 513 | end: |
| 514 | return ret; |
| 515 | } |
| 516 | |
| 517 | int bt_field_type_unsigned_enumeration_map_range( |
| 518 | struct bt_field_type *ft, const char *label, |
| 519 | uint64_t range_lower, uint64_t range_upper) |
| 520 | { |
| 521 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 522 | |
| 523 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 524 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_UNSIGNED_ENUMERATION, |
| 525 | "Field type"); |
| 526 | BT_ASSERT_PRE(range_lower <= range_upper, |
| 527 | "Range's upper bound is less than lower bound: " |
| 528 | "upper=%" PRIu64 ", lower=%" PRIu64, |
| 529 | range_lower, range_upper); |
| 530 | BT_ASSERT_PRE(bt_util_value_is_in_range_unsigned(enum_ft->common.range, |
| 531 | range_lower), |
| 532 | "Range's lower bound is outside the enumeration field type's value range: " |
| 533 | "%![ft-]+F, lower=%" PRIu64, ft, range_lower); |
| 534 | BT_ASSERT_PRE(bt_util_value_is_in_range_unsigned(enum_ft->common.range, |
| 535 | range_upper), |
| 536 | "Range's upper bound is outside the enumeration field type's value range: " |
| 537 | "%![ft-]+F, upper=%" PRIu64, ft, range_upper); |
| 538 | return add_mapping_to_enumeration_field_type(ft, label, range_lower, |
| 539 | range_upper); |
| 540 | } |
| 541 | |
| 542 | int bt_field_type_signed_enumeration_map_range( |
| 543 | struct bt_field_type *ft, const char *label, |
| 544 | int64_t range_lower, int64_t range_upper) |
| 545 | { |
| 546 | struct bt_field_type_enumeration *enum_ft = (void *) ft; |
| 547 | |
| 548 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 549 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_SIGNED_ENUMERATION, |
| 550 | "Field type"); |
| 551 | BT_ASSERT_PRE(range_lower <= range_upper, |
| 552 | "Range's upper bound is less than lower bound: " |
| 553 | "upper=%" PRId64 ", lower=%" PRId64, |
| 554 | range_lower, range_upper); |
| 555 | BT_ASSERT_PRE(bt_util_value_is_in_range_signed(enum_ft->common.range, |
| 556 | range_lower), |
| 557 | "Range's lower bound is outside the enumeration field type's value range: " |
| 558 | "%![ft-]+F, lower=%" PRId64, ft, range_lower); |
| 559 | BT_ASSERT_PRE(bt_util_value_is_in_range_signed(enum_ft->common.range, |
| 560 | range_upper), |
| 561 | "Range's upper bound is outside the enumeration field type's value range: " |
| 562 | "%![ft-]+F, upper=%" PRId64, ft, range_upper); |
| 563 | return add_mapping_to_enumeration_field_type(ft, label, range_lower, |
| 564 | range_upper); |
| 565 | } |
| 566 | |
| 567 | static |
| 568 | void destroy_real_field_type(struct bt_object *obj) |
| 569 | { |
| 570 | BT_ASSERT(obj); |
| 571 | BT_LIB_LOGD("Destroying real field type object: %!+F", obj); |
| 572 | g_free(obj); |
| 573 | } |
| 574 | |
| 575 | struct bt_field_type *bt_field_type_real_create(void) |
| 576 | { |
| 577 | struct bt_field_type_real *real_ft = NULL; |
| 578 | |
| 579 | BT_LOGD_STR("Creating default real field type object."); |
| 580 | real_ft = g_new0(struct bt_field_type_real, 1); |
| 581 | if (!real_ft) { |
| 582 | BT_LOGE_STR("Failed to allocate one real field type."); |
| 583 | goto error; |
| 584 | } |
| 585 | |
| 586 | init_field_type((void *) real_ft, BT_FIELD_TYPE_ID_REAL, |
| 587 | destroy_real_field_type); |
| 588 | BT_LIB_LOGD("Created real field type object: %!+F", real_ft); |
| 589 | goto end; |
| 590 | |
| 591 | error: |
| 592 | BT_PUT(real_ft); |
| 593 | |
| 594 | end: |
| 595 | return (void *) real_ft; |
| 596 | } |
| 597 | |
| 598 | bt_bool bt_field_type_real_is_single_precision(struct bt_field_type *ft) |
| 599 | { |
| 600 | struct bt_field_type_real *real_ft = (void *) ft; |
| 601 | |
| 602 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 603 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_REAL, "Field type"); |
| 604 | return real_ft->is_single_precision; |
| 605 | } |
| 606 | |
| 607 | int bt_field_type_real_set_is_single_precision(struct bt_field_type *ft, |
| 608 | bt_bool is_single_precision) |
| 609 | { |
| 610 | struct bt_field_type_real *real_ft = (void *) ft; |
| 611 | |
| 612 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 613 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_REAL, "Field type"); |
| 614 | BT_ASSERT_PRE_FT_HOT(ft, "Field type"); |
| 615 | real_ft->is_single_precision = (bool) is_single_precision; |
| 616 | BT_LIB_LOGV("Set real field type's \"is single precision\" property: " |
| 617 | "%!+F", ft); |
| 618 | return 0; |
| 619 | } |
| 620 | |
| 621 | static |
| 622 | int init_named_field_types_container( |
| 623 | struct bt_field_type_named_field_types_container *ft, |
| 624 | enum bt_field_type_id id, bt_object_release_func release_func) |
| 625 | { |
| 626 | int ret = 0; |
| 627 | |
| 628 | init_field_type((void *) ft, id, release_func); |
| 629 | ft->named_fts = g_array_new(FALSE, TRUE, |
| 630 | sizeof(struct bt_named_field_type)); |
| 631 | if (!ft->named_fts) { |
| 632 | BT_LOGE_STR("Failed to allocate a GArray."); |
| 633 | ret = -1; |
| 634 | goto end; |
| 635 | } |
| 636 | |
| 637 | ft->name_to_index = g_hash_table_new(g_str_hash, g_str_equal); |
| 638 | if (!ft->name_to_index) { |
| 639 | BT_LOGE_STR("Failed to allocate a GHashTable."); |
| 640 | ret = -1; |
| 641 | goto end; |
| 642 | } |
| 643 | |
| 644 | end: |
| 645 | return ret; |
| 646 | } |
| 647 | |
| 648 | static |
| 649 | void finalize_named_field_type(struct bt_named_field_type *named_ft) |
| 650 | { |
| 651 | BT_ASSERT(named_ft); |
| 652 | BT_LIB_LOGD("Finalizing named field type: " |
| 653 | "addr=%p, name=\"%s\", %![ft-]+F", |
| 654 | named_ft, named_ft->name ? named_ft->name->str : NULL, |
| 655 | named_ft->ft); |
| 656 | |
| 657 | if (named_ft->name) { |
| 658 | g_string_free(named_ft->name, TRUE); |
| 659 | } |
| 660 | |
| 661 | BT_LOGD_STR("Putting named field type's field type."); |
| 662 | bt_put(named_ft->ft); |
| 663 | } |
| 664 | |
| 665 | static |
| 666 | void finalize_named_field_types_container( |
| 667 | struct bt_field_type_named_field_types_container *ft) |
| 668 | { |
| 669 | uint64_t i; |
| 670 | |
| 671 | BT_ASSERT(ft); |
| 672 | |
| 673 | if (ft->named_fts) { |
| 674 | for (i = 0; i < ft->named_fts->len; i++) { |
| 675 | finalize_named_field_type( |
| 676 | &g_array_index(ft->named_fts, |
| 677 | struct bt_named_field_type, i)); |
| 678 | } |
| 679 | |
| 680 | g_array_free(ft->named_fts, TRUE); |
| 681 | } |
| 682 | |
| 683 | if (ft->name_to_index) { |
| 684 | g_hash_table_destroy(ft->name_to_index); |
| 685 | } |
| 686 | } |
| 687 | |
| 688 | static |
| 689 | void destroy_structure_field_type(struct bt_object *obj) |
| 690 | { |
| 691 | BT_ASSERT(obj); |
| 692 | BT_LIB_LOGD("Destroying string field type object: %!+F", obj); |
| 693 | finalize_named_field_types_container((void *) obj); |
| 694 | g_free(obj); |
| 695 | } |
| 696 | |
| 697 | struct bt_field_type *bt_field_type_structure_create(void) |
| 698 | { |
| 699 | int ret; |
| 700 | struct bt_field_type_structure *struct_ft = NULL; |
| 701 | |
| 702 | BT_LOGD_STR("Creating default structure field type object."); |
| 703 | struct_ft = g_new0(struct bt_field_type_structure, 1); |
| 704 | if (!struct_ft) { |
| 705 | BT_LOGE_STR("Failed to allocate one structure field type."); |
| 706 | goto error; |
| 707 | } |
| 708 | |
| 709 | ret = init_named_field_types_container((void *) struct_ft, |
| 710 | BT_FIELD_TYPE_ID_STRUCTURE, destroy_structure_field_type); |
| 711 | if (ret) { |
| 712 | goto error; |
| 713 | } |
| 714 | |
| 715 | BT_LIB_LOGD("Created structure field type object: %!+F", struct_ft); |
| 716 | goto end; |
| 717 | |
| 718 | error: |
| 719 | BT_PUT(struct_ft); |
| 720 | |
| 721 | end: |
| 722 | return (void *) struct_ft; |
| 723 | } |
| 724 | |
| 725 | static |
| 726 | int append_named_field_type_to_container_field_type( |
| 727 | struct bt_field_type_named_field_types_container *container_ft, |
| 728 | const char *name, struct bt_field_type *ft) |
| 729 | { |
| 730 | int ret = 0; |
| 731 | struct bt_named_field_type *named_ft; |
| 732 | GString *name_str; |
| 733 | |
| 734 | BT_ASSERT(container_ft); |
| 735 | BT_ASSERT_PRE_FT_HOT(container_ft, "Field type"); |
| 736 | BT_ASSERT_PRE_NON_NULL(name, "Name"); |
| 737 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 738 | BT_ASSERT_PRE(!bt_g_hash_table_contains(container_ft->name_to_index, |
| 739 | name), |
| 740 | "Duplicate member/option name in structure/variant field type: " |
| 741 | "%![container-ft-]+F, name=\"%s\"", container_ft, name); |
| 742 | name_str = g_string_new(name); |
| 743 | if (!name_str) { |
| 744 | BT_LOGE_STR("Failed to allocate a GString."); |
| 745 | ret = -1; |
| 746 | goto end; |
| 747 | } |
| 748 | |
| 749 | g_array_set_size(container_ft->named_fts, |
| 750 | container_ft->named_fts->len + 1); |
| 751 | named_ft = &g_array_index(container_ft->named_fts, |
| 752 | struct bt_named_field_type, container_ft->named_fts->len - 1); |
| 753 | named_ft->name = name_str; |
| 754 | named_ft->ft = bt_get(ft); |
| 755 | g_hash_table_insert(container_ft->name_to_index, named_ft->name->str, |
| 756 | GUINT_TO_POINTER(container_ft->named_fts->len - 1)); |
| 757 | bt_field_type_freeze(ft); |
| 758 | |
| 759 | end: |
| 760 | return ret; |
| 761 | } |
| 762 | |
| 763 | int bt_field_type_structure_append_member(struct bt_field_type *ft, |
| 764 | const char *name, struct bt_field_type *member_ft) |
| 765 | { |
| 766 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 767 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_STRUCTURE, "Field type"); |
| 768 | return append_named_field_type_to_container_field_type((void *) ft, |
| 769 | name, member_ft); |
| 770 | } |
| 771 | |
| 772 | uint64_t bt_field_type_structure_get_member_count(struct bt_field_type *ft) |
| 773 | { |
| 774 | struct bt_field_type_structure *struct_ft = (void *) ft; |
| 775 | |
| 776 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 777 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_STRUCTURE, "Field type"); |
| 778 | return (uint64_t) struct_ft->common.named_fts->len; |
| 779 | } |
| 780 | |
| 781 | static |
| 782 | void borrow_named_field_type_from_container_field_type_at_index( |
| 783 | struct bt_field_type_named_field_types_container *ft, |
| 784 | uint64_t index, const char **name, |
| 785 | struct bt_field_type **out_ft) |
| 786 | { |
| 787 | struct bt_named_field_type *named_ft; |
| 788 | |
| 789 | BT_ASSERT(ft); |
| 790 | BT_ASSERT_PRE_NON_NULL(name, "Name"); |
| 791 | BT_ASSERT_PRE_NON_NULL(out_ft, "Field type (output)"); |
| 792 | BT_ASSERT_PRE_VALID_INDEX(index, ft->named_fts->len); |
| 793 | named_ft = BT_FIELD_TYPE_NAMED_FT_AT_INDEX(ft, index); |
| 794 | *name = named_ft->name->str; |
| 795 | *out_ft = named_ft->ft; |
| 796 | } |
| 797 | |
| 798 | void bt_field_type_structure_borrow_member_by_index( |
| 799 | struct bt_field_type *ft, uint64_t index, |
| 800 | const char **name, struct bt_field_type **out_ft) |
| 801 | { |
| 802 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 803 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_STRUCTURE, "Field type"); |
| 804 | borrow_named_field_type_from_container_field_type_at_index((void *) ft, |
| 805 | index, name, out_ft); |
| 806 | } |
| 807 | |
| 808 | static |
| 809 | struct bt_field_type *borrow_field_type_from_container_field_type_by_name( |
| 810 | struct bt_field_type_named_field_types_container *ft, |
| 811 | const char *name) |
| 812 | { |
| 813 | struct bt_field_type *ret_ft = NULL; |
| 814 | struct bt_named_field_type *named_ft; |
| 815 | gpointer orig_key; |
| 816 | gpointer value; |
| 817 | |
| 818 | BT_ASSERT(ft); |
| 819 | BT_ASSERT_PRE_NON_NULL(name, "Name"); |
| 820 | if (!g_hash_table_lookup_extended(ft->name_to_index, name, &orig_key, |
| 821 | &value)) { |
| 822 | goto end; |
| 823 | } |
| 824 | |
| 825 | named_ft = BT_FIELD_TYPE_NAMED_FT_AT_INDEX(ft, |
| 826 | GPOINTER_TO_UINT(value)); |
| 827 | ret_ft = named_ft->ft; |
| 828 | |
| 829 | end: |
| 830 | return ret_ft; |
| 831 | } |
| 832 | |
| 833 | struct bt_field_type *bt_field_type_structure_borrow_member_field_type_by_name( |
| 834 | struct bt_field_type *ft, const char *name) |
| 835 | { |
| 836 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 837 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_STRUCTURE, "Field type"); |
| 838 | return borrow_field_type_from_container_field_type_by_name((void *) ft, |
| 839 | name); |
| 840 | } |
| 841 | |
| 842 | static |
| 843 | void destroy_variant_field_type(struct bt_object *obj) |
| 844 | { |
| 845 | struct bt_field_type_variant *ft = (void *) obj; |
| 846 | |
| 847 | BT_ASSERT(ft); |
| 848 | BT_LIB_LOGD("Destroying variant field type object: %!+F", ft); |
| 849 | finalize_named_field_types_container((void *) ft); |
| 850 | BT_LOGD_STR("Putting selector field path."); |
| 851 | bt_put(ft->selector_field_path); |
| 852 | g_free(ft); |
| 853 | } |
| 854 | |
| 855 | struct bt_field_type *bt_field_type_variant_create(void) |
| 856 | { |
| 857 | int ret; |
| 858 | struct bt_field_type_variant *var_ft = NULL; |
| 859 | |
| 860 | BT_LOGD_STR("Creating default variant field type object."); |
| 861 | var_ft = g_new0(struct bt_field_type_variant, 1); |
| 862 | if (!var_ft) { |
| 863 | BT_LOGE_STR("Failed to allocate one variant field type."); |
| 864 | goto error; |
| 865 | } |
| 866 | |
| 867 | ret = init_named_field_types_container((void *) var_ft, |
| 868 | BT_FIELD_TYPE_ID_VARIANT, destroy_variant_field_type); |
| 869 | if (ret) { |
| 870 | goto error; |
| 871 | } |
| 872 | |
| 873 | BT_LIB_LOGD("Created variant field type object: %!+F", var_ft); |
| 874 | goto end; |
| 875 | |
| 876 | error: |
| 877 | BT_PUT(var_ft); |
| 878 | |
| 879 | end: |
| 880 | return (void *) var_ft; |
| 881 | } |
| 882 | |
| 883 | int bt_field_type_variant_set_selector_field_type( |
| 884 | struct bt_field_type *ft, struct bt_field_type *selector_ft) |
| 885 | { |
| 886 | struct bt_field_type_variant *var_ft = (void *) ft; |
| 887 | |
| 888 | BT_ASSERT_PRE_NON_NULL(ft, "Variant field type"); |
| 889 | BT_ASSERT_PRE_NON_NULL(selector_ft, "Selector field type"); |
| 890 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_VARIANT, "Field type"); |
| 891 | BT_ASSERT_PRE_FT_IS_ENUM(selector_ft, "Selector field type"); |
| 892 | BT_ASSERT_PRE_FT_HOT(ft, "Variant field type"); |
| 893 | var_ft->selector_ft = selector_ft; |
| 894 | bt_field_type_freeze(selector_ft); |
| 895 | return 0; |
| 896 | } |
| 897 | |
| 898 | int bt_field_type_variant_append_option(struct bt_field_type *ft, |
| 899 | const char *name, struct bt_field_type *option_ft) |
| 900 | { |
| 901 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 902 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_VARIANT, "Field type"); |
| 903 | return append_named_field_type_to_container_field_type((void *) ft, |
| 904 | name, option_ft); |
| 905 | } |
| 906 | |
| 907 | struct bt_field_type *bt_field_type_variant_borrow_option_field_type_by_name( |
| 908 | struct bt_field_type *ft, const char *name) |
| 909 | { |
| 910 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 911 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_VARIANT, "Field type"); |
| 912 | return borrow_field_type_from_container_field_type_by_name((void *) ft, |
| 913 | name); |
| 914 | } |
| 915 | |
| 916 | uint64_t bt_field_type_variant_get_option_count(struct bt_field_type *ft) |
| 917 | { |
| 918 | struct bt_field_type_variant *var_ft = (void *) ft; |
| 919 | |
| 920 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 921 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_VARIANT, "Field type"); |
| 922 | return (uint64_t) var_ft->common.named_fts->len; |
| 923 | } |
| 924 | |
| 925 | void bt_field_type_variant_borrow_option_by_index( |
| 926 | struct bt_field_type *ft, uint64_t index, |
| 927 | const char **name, struct bt_field_type **out_ft) |
| 928 | { |
| 929 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 930 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_VARIANT, "Field type"); |
| 931 | borrow_named_field_type_from_container_field_type_at_index((void *) ft, |
| 932 | index, name, out_ft); |
| 933 | } |
| 934 | |
| 935 | struct bt_field_path *bt_field_type_variant_borrow_selector_field_path( |
| 936 | struct bt_field_type *ft) |
| 937 | { |
| 938 | struct bt_field_type_variant *var_ft = (void *) ft; |
| 939 | |
| 940 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 941 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_VARIANT, |
| 942 | "Field type"); |
| 943 | return var_ft->selector_field_path; |
| 944 | } |
| 945 | |
| 946 | static |
| 947 | void init_array_field_type(struct bt_field_type_array *ft, |
| 948 | enum bt_field_type_id id, bt_object_release_func release_func, |
| 949 | struct bt_field_type *element_ft) |
| 950 | { |
| 951 | BT_ASSERT(element_ft); |
| 952 | init_field_type((void *) ft, id, release_func); |
| 953 | ft->element_ft = bt_get(element_ft); |
| 954 | bt_field_type_freeze(element_ft); |
| 955 | } |
| 956 | |
| 957 | static |
| 958 | void finalize_array_field_type(struct bt_field_type_array *array_ft) |
| 959 | { |
| 960 | BT_ASSERT(array_ft); |
| 961 | BT_LOGD_STR("Putting element field type."); |
| 962 | bt_put(array_ft->element_ft); |
| 963 | } |
| 964 | |
| 965 | static |
| 966 | void destroy_static_array_field_type(struct bt_object *obj) |
| 967 | { |
| 968 | BT_ASSERT(obj); |
| 969 | BT_LIB_LOGD("Destroying static array field type object: %!+F", obj); |
| 970 | finalize_array_field_type((void *) obj); |
| 971 | g_free(obj); |
| 972 | } |
| 973 | |
| 974 | struct bt_field_type *bt_field_type_static_array_create( |
| 975 | struct bt_field_type *element_ft, uint64_t length) |
| 976 | { |
| 977 | struct bt_field_type_static_array *array_ft = NULL; |
| 978 | |
| 979 | BT_ASSERT_PRE_NON_NULL(element_ft, "Element field type"); |
| 980 | BT_LOGD_STR("Creating default static array field type object."); |
| 981 | array_ft = g_new0(struct bt_field_type_static_array, 1); |
| 982 | if (!array_ft) { |
| 983 | BT_LOGE_STR("Failed to allocate one static array field type."); |
| 984 | goto error; |
| 985 | } |
| 986 | |
| 987 | init_array_field_type((void *) array_ft, BT_FIELD_TYPE_ID_STATIC_ARRAY, |
| 988 | destroy_static_array_field_type, element_ft); |
| 989 | array_ft->length = length; |
| 990 | BT_LIB_LOGD("Created static array field type object: %!+F", array_ft); |
| 991 | goto end; |
| 992 | |
| 993 | error: |
| 994 | BT_PUT(array_ft); |
| 995 | |
| 996 | end: |
| 997 | return (void *) array_ft; |
| 998 | } |
| 999 | |
| 1000 | struct bt_field_type *bt_field_type_array_borrow_element_field_type( |
| 1001 | struct bt_field_type *ft) |
| 1002 | { |
| 1003 | struct bt_field_type_array *array_ft = (void *) ft; |
| 1004 | |
| 1005 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 1006 | BT_ASSERT_PRE_FT_IS_ARRAY(ft, "Field type"); |
| 1007 | return array_ft->element_ft; |
| 1008 | } |
| 1009 | |
| 1010 | uint64_t bt_field_type_static_array_get_length(struct bt_field_type *ft) |
| 1011 | { |
| 1012 | struct bt_field_type_static_array *array_ft = (void *) ft; |
| 1013 | |
| 1014 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 1015 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_STATIC_ARRAY, |
| 1016 | "Field type"); |
| 1017 | return (uint64_t) array_ft->length; |
| 1018 | } |
| 1019 | |
| 1020 | static |
| 1021 | void destroy_dynamic_array_field_type(struct bt_object *obj) |
| 1022 | { |
| 1023 | struct bt_field_type_dynamic_array *ft = (void *) obj; |
| 1024 | |
| 1025 | BT_ASSERT(ft); |
| 1026 | BT_LIB_LOGD("Destroying dynamic array field type object: %!+F", ft); |
| 1027 | finalize_array_field_type((void *) ft); |
| 1028 | BT_LOGD_STR("Putting length field path."); |
| 1029 | bt_put(ft->length_field_path); |
| 1030 | g_free(ft); |
| 1031 | } |
| 1032 | |
| 1033 | struct bt_field_type *bt_field_type_dynamic_array_create( |
| 1034 | struct bt_field_type *element_ft) |
| 1035 | { |
| 1036 | struct bt_field_type_dynamic_array *array_ft = NULL; |
| 1037 | |
| 1038 | BT_ASSERT_PRE_NON_NULL(element_ft, "Element field type"); |
| 1039 | BT_LOGD_STR("Creating default dynamic array field type object."); |
| 1040 | array_ft = g_new0(struct bt_field_type_dynamic_array, 1); |
| 1041 | if (!array_ft) { |
| 1042 | BT_LOGE_STR("Failed to allocate one dynamic array field type."); |
| 1043 | goto error; |
| 1044 | } |
| 1045 | |
| 1046 | init_array_field_type((void *) array_ft, BT_FIELD_TYPE_ID_DYNAMIC_ARRAY, |
| 1047 | destroy_dynamic_array_field_type, element_ft); |
| 1048 | BT_LIB_LOGD("Created dynamic array field type object: %!+F", array_ft); |
| 1049 | goto end; |
| 1050 | |
| 1051 | error: |
| 1052 | BT_PUT(array_ft); |
| 1053 | |
| 1054 | end: |
| 1055 | return (void *) array_ft; |
| 1056 | } |
| 1057 | |
| 1058 | int bt_field_type_dynamic_array_set_length_field_type(struct bt_field_type *ft, |
| 1059 | struct bt_field_type *length_ft) |
| 1060 | { |
| 1061 | struct bt_field_type_dynamic_array *array_ft = (void *) ft; |
| 1062 | |
| 1063 | BT_ASSERT_PRE_NON_NULL(ft, "Dynamic array field type"); |
| 1064 | BT_ASSERT_PRE_NON_NULL(length_ft, "Length field type"); |
| 1065 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_DYNAMIC_ARRAY, |
| 1066 | "Field type"); |
| 1067 | BT_ASSERT_PRE_FT_IS_UNSIGNED_INT(length_ft, "Length field type"); |
| 1068 | BT_ASSERT_PRE_FT_HOT(ft, "Dynamic array field type"); |
| 1069 | array_ft->length_ft = length_ft; |
| 1070 | bt_field_type_freeze(length_ft); |
| 1071 | return 0; |
| 1072 | } |
| 1073 | |
| 1074 | struct bt_field_path *bt_field_type_dynamic_array_borrow_length_field_path( |
| 1075 | struct bt_field_type *ft) |
| 1076 | { |
| 1077 | struct bt_field_type_dynamic_array *seq_ft = (void *) ft; |
| 1078 | |
| 1079 | BT_ASSERT_PRE_NON_NULL(ft, "Field type"); |
| 1080 | BT_ASSERT_PRE_FT_HAS_ID(ft, BT_FIELD_TYPE_ID_DYNAMIC_ARRAY, |
| 1081 | "Field type"); |
| 1082 | return seq_ft->length_field_path; |
| 1083 | } |
| 1084 | |
| 1085 | static |
| 1086 | void destroy_string_field_type(struct bt_object *obj) |
| 1087 | { |
| 1088 | BT_ASSERT(obj); |
| 1089 | BT_LIB_LOGD("Destroying string field type object: %!+F", obj); |
| 1090 | g_free(obj); |
| 1091 | } |
| 1092 | |
| 1093 | struct bt_field_type *bt_field_type_string_create(void) |
| 1094 | { |
| 1095 | struct bt_field_type_string *string_ft = NULL; |
| 1096 | |
| 1097 | BT_LOGD_STR("Creating default string field type object."); |
| 1098 | string_ft = g_new0(struct bt_field_type_string, 1); |
| 1099 | if (!string_ft) { |
| 1100 | BT_LOGE_STR("Failed to allocate one string field type."); |
| 1101 | goto error; |
| 1102 | } |
| 1103 | |
| 1104 | init_field_type((void *) string_ft, BT_FIELD_TYPE_ID_STRING, |
| 1105 | destroy_string_field_type); |
| 1106 | BT_LIB_LOGD("Created string field type object: %!+F", string_ft); |
| 1107 | goto end; |
| 1108 | |
| 1109 | error: |
| 1110 | BT_PUT(string_ft); |
| 1111 | |
| 1112 | end: |
| 1113 | return (void *) string_ft; |
| 1114 | } |
| 1115 | |
| 1116 | BT_HIDDEN |
| 1117 | void _bt_field_type_freeze(struct bt_field_type *ft) |
| 1118 | { |
| 1119 | /* |
| 1120 | * Element/member/option field types are frozen when added to |
| 1121 | * their owner. |
| 1122 | */ |
| 1123 | BT_ASSERT(ft); |
| 1124 | ft->frozen = true; |
| 1125 | } |
| 1126 | |
| 1127 | BT_HIDDEN |
| 1128 | void _bt_field_type_make_part_of_trace(struct bt_field_type *ft) |
| 1129 | { |
| 1130 | BT_ASSERT(ft); |
| 1131 | BT_ASSERT_PRE(!ft->part_of_trace, |
| 1132 | "Field type is already part of a trace: %!+F", ft); |
| 1133 | ft->part_of_trace = true; |
| 1134 | |
| 1135 | switch (ft->id) { |
| 1136 | case BT_FIELD_TYPE_ID_STRUCTURE: |
| 1137 | case BT_FIELD_TYPE_ID_VARIANT: |
| 1138 | { |
| 1139 | struct bt_field_type_named_field_types_container *container_ft = |
| 1140 | (void *) ft; |
| 1141 | uint64_t i; |
| 1142 | |
| 1143 | for (i = 0; i < container_ft->named_fts->len; i++) { |
| 1144 | struct bt_named_field_type *named_ft = |
| 1145 | BT_FIELD_TYPE_NAMED_FT_AT_INDEX( |
| 1146 | container_ft, i); |
| 1147 | |
| 1148 | bt_field_type_make_part_of_trace(named_ft->ft); |
| 1149 | } |
| 1150 | |
| 1151 | break; |
| 1152 | } |
| 1153 | case BT_FIELD_TYPE_ID_STATIC_ARRAY: |
| 1154 | case BT_FIELD_TYPE_ID_DYNAMIC_ARRAY: |
| 1155 | { |
| 1156 | struct bt_field_type_array *array_ft = (void *) ft; |
| 1157 | |
| 1158 | bt_field_type_make_part_of_trace(array_ft->element_ft); |
| 1159 | break; |
| 1160 | } |
| 1161 | default: |
| 1162 | break; |
| 1163 | } |
| 1164 | } |