| 1 | # The MIT License (MIT) |
| 2 | # |
| 3 | # Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com> |
| 4 | # |
| 5 | # Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | # of this software and associated documentation files (the "Software"), to deal |
| 7 | # in the Software without restriction, including without limitation the rights |
| 8 | # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 9 | # copies of the Software, and to permit persons to whom the Software is |
| 10 | # furnished to do so, subject to the following conditions: |
| 11 | # |
| 12 | # The above copyright notice and this permission notice shall be included in |
| 13 | # all copies or substantial portions of the Software. |
| 14 | # |
| 15 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 18 | # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 21 | # THE SOFTWARE. |
| 22 | |
| 23 | from bt2 import native_bt, object, utils |
| 24 | import collections.abc |
| 25 | import bt2.field |
| 26 | import bt2.field_path |
| 27 | import bt2.integer_range_set |
| 28 | import bt2 |
| 29 | |
| 30 | |
| 31 | def _create_field_class_from_ptr_and_get_ref(ptr): |
| 32 | typeid = native_bt.field_class_get_type(ptr) |
| 33 | return _FIELD_CLASS_TYPE_TO_OBJ[typeid]._create_from_ptr_and_get_ref(ptr) |
| 34 | |
| 35 | |
| 36 | class IntegerDisplayBase: |
| 37 | BINARY = native_bt.FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY |
| 38 | OCTAL = native_bt.FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL |
| 39 | DECIMAL = native_bt.FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL |
| 40 | HEXADECIMAL = native_bt.FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL |
| 41 | |
| 42 | |
| 43 | class _FieldClass(object._SharedObject): |
| 44 | _get_ref = staticmethod(native_bt.field_class_get_ref) |
| 45 | _put_ref = staticmethod(native_bt.field_class_put_ref) |
| 46 | |
| 47 | def _check_create_status(self, ptr): |
| 48 | if ptr is None: |
| 49 | raise bt2.CreationError( |
| 50 | 'cannot create {} field class object'.format(self._NAME.lower()) |
| 51 | ) |
| 52 | |
| 53 | |
| 54 | class _IntegerFieldClass(_FieldClass): |
| 55 | @property |
| 56 | def field_value_range(self): |
| 57 | size = native_bt.field_class_integer_get_field_value_range(self._ptr) |
| 58 | assert size >= 1 |
| 59 | return size |
| 60 | |
| 61 | def _field_value_range(self, size): |
| 62 | if size < 1 or size > 64: |
| 63 | raise ValueError("Value is outside valid range [1, 64] ({})".format(size)) |
| 64 | native_bt.field_class_integer_set_field_value_range(self._ptr, size) |
| 65 | |
| 66 | _field_value_range = property(fset=_field_value_range) |
| 67 | |
| 68 | @property |
| 69 | def preferred_display_base(self): |
| 70 | base = native_bt.field_class_integer_get_preferred_display_base(self._ptr) |
| 71 | assert base >= 0 |
| 72 | return base |
| 73 | |
| 74 | def _preferred_display_base(self, base): |
| 75 | utils._check_uint64(base) |
| 76 | |
| 77 | if base not in ( |
| 78 | IntegerDisplayBase.BINARY, |
| 79 | IntegerDisplayBase.OCTAL, |
| 80 | IntegerDisplayBase.DECIMAL, |
| 81 | IntegerDisplayBase.HEXADECIMAL, |
| 82 | ): |
| 83 | raise ValueError("Display base is not a valid IntegerDisplayBase value") |
| 84 | |
| 85 | native_bt.field_class_integer_set_preferred_display_base(self._ptr, base) |
| 86 | |
| 87 | _preferred_display_base = property(fset=_preferred_display_base) |
| 88 | |
| 89 | |
| 90 | class _UnsignedIntegerFieldClass(_IntegerFieldClass): |
| 91 | _NAME = 'Unsigned integer' |
| 92 | |
| 93 | |
| 94 | class _SignedIntegerFieldClass(_IntegerFieldClass): |
| 95 | _NAME = 'Signed integer' |
| 96 | |
| 97 | |
| 98 | class _RealFieldClass(_FieldClass): |
| 99 | _NAME = 'Real' |
| 100 | |
| 101 | @property |
| 102 | def is_single_precision(self): |
| 103 | return native_bt.field_class_real_is_single_precision(self._ptr) |
| 104 | |
| 105 | def _is_single_precision(self, is_single_precision): |
| 106 | utils._check_bool(is_single_precision) |
| 107 | native_bt.field_class_real_set_is_single_precision( |
| 108 | self._ptr, is_single_precision |
| 109 | ) |
| 110 | |
| 111 | _is_single_precision = property(fset=_is_single_precision) |
| 112 | |
| 113 | |
| 114 | # an enumeration field class mapping does not have a reference count, so |
| 115 | # we copy the properties here to avoid eventual memory access errors. |
| 116 | class _EnumerationFieldClassMapping: |
| 117 | def __init__(self, mapping_ptr): |
| 118 | base_mapping_ptr = self._as_enumeration_field_class_mapping_ptr(mapping_ptr) |
| 119 | self._label = native_bt.field_class_enumeration_mapping_get_label( |
| 120 | base_mapping_ptr |
| 121 | ) |
| 122 | assert self._label is not None |
| 123 | ranges_ptr = self._mapping_borrow_ranges_ptr(mapping_ptr) |
| 124 | assert ranges_ptr is not None |
| 125 | self._ranges = self._ranges_type._create_from_ptr_and_get_ref(ranges_ptr) |
| 126 | |
| 127 | @property |
| 128 | def label(self): |
| 129 | return self._label |
| 130 | |
| 131 | @property |
| 132 | def ranges(self): |
| 133 | return self._ranges |
| 134 | |
| 135 | |
| 136 | class _UnsignedEnumerationFieldClassMapping(_EnumerationFieldClassMapping): |
| 137 | _ranges_type = bt2.integer_range_set.UnsignedIntegerRangeSet |
| 138 | _as_enumeration_field_class_mapping_ptr = staticmethod( |
| 139 | native_bt.field_class_unsigned_enumeration_mapping_as_mapping_const |
| 140 | ) |
| 141 | _mapping_borrow_ranges_ptr = staticmethod( |
| 142 | native_bt.field_class_unsigned_enumeration_mapping_borrow_ranges_const |
| 143 | ) |
| 144 | |
| 145 | |
| 146 | class _SignedEnumerationFieldClassMapping(_EnumerationFieldClassMapping): |
| 147 | _ranges_type = bt2.integer_range_set.SignedIntegerRangeSet |
| 148 | _as_enumeration_field_class_mapping_ptr = staticmethod( |
| 149 | native_bt.field_class_signed_enumeration_mapping_as_mapping_const |
| 150 | ) |
| 151 | _mapping_borrow_ranges_ptr = staticmethod( |
| 152 | native_bt.field_class_signed_enumeration_mapping_borrow_ranges_const |
| 153 | ) |
| 154 | |
| 155 | |
| 156 | class _EnumerationFieldClass(_IntegerFieldClass, collections.abc.Mapping): |
| 157 | def __len__(self): |
| 158 | count = native_bt.field_class_enumeration_get_mapping_count(self._ptr) |
| 159 | assert count >= 0 |
| 160 | return count |
| 161 | |
| 162 | def add_mapping(self, label, ranges): |
| 163 | utils._check_str(label) |
| 164 | utils._check_type(ranges, self._range_set_type) |
| 165 | |
| 166 | if label in self: |
| 167 | raise bt2.Error("duplicate mapping label '{}'".format(label)) |
| 168 | |
| 169 | status = self._add_mapping(self._ptr, label, ranges._ptr) |
| 170 | utils._handle_func_status( |
| 171 | status, 'cannot add mapping to enumeration field class object' |
| 172 | ) |
| 173 | |
| 174 | def mappings_for_value(self, value): |
| 175 | status, labels = self._get_mapping_labels_for_value(self._ptr, value) |
| 176 | utils._handle_func_status( |
| 177 | status, 'cannot get mapping labels for value {}'.format(value) |
| 178 | ) |
| 179 | return [self[label] for label in labels] |
| 180 | |
| 181 | def __iter__(self): |
| 182 | for idx in range(len(self)): |
| 183 | mapping = self._get_mapping_by_index(self._ptr, idx) |
| 184 | yield mapping.label |
| 185 | |
| 186 | def __getitem__(self, label): |
| 187 | utils._check_str(label) |
| 188 | mapping = self._get_mapping_by_label(self._ptr, label) |
| 189 | |
| 190 | if mapping is None: |
| 191 | raise KeyError(label) |
| 192 | |
| 193 | return mapping |
| 194 | |
| 195 | def __iadd__(self, mappings): |
| 196 | for label, ranges in mappings: |
| 197 | self.add_mapping(label, ranges) |
| 198 | |
| 199 | return self |
| 200 | |
| 201 | |
| 202 | class _UnsignedEnumerationFieldClass( |
| 203 | _EnumerationFieldClass, _UnsignedIntegerFieldClass |
| 204 | ): |
| 205 | _NAME = 'Unsigned enumeration' |
| 206 | _range_set_type = bt2.integer_range_set.UnsignedIntegerRangeSet |
| 207 | _add_mapping = staticmethod(native_bt.field_class_unsigned_enumeration_add_mapping) |
| 208 | |
| 209 | @staticmethod |
| 210 | def _get_mapping_by_index(enum_ptr, index): |
| 211 | mapping_ptr = native_bt.field_class_unsigned_enumeration_borrow_mapping_by_index_const( |
| 212 | enum_ptr, index |
| 213 | ) |
| 214 | assert mapping_ptr is not None |
| 215 | return _UnsignedEnumerationFieldClassMapping(mapping_ptr) |
| 216 | |
| 217 | @staticmethod |
| 218 | def _get_mapping_by_label(enum_ptr, label): |
| 219 | mapping_ptr = native_bt.field_class_unsigned_enumeration_borrow_mapping_by_label_const( |
| 220 | enum_ptr, label |
| 221 | ) |
| 222 | |
| 223 | if mapping_ptr is None: |
| 224 | return |
| 225 | |
| 226 | return _UnsignedEnumerationFieldClassMapping(mapping_ptr) |
| 227 | |
| 228 | @staticmethod |
| 229 | def _get_mapping_labels_for_value(enum_ptr, value): |
| 230 | utils._check_uint64(value) |
| 231 | return native_bt.field_class_unsigned_enumeration_get_mapping_labels_for_value( |
| 232 | enum_ptr, value |
| 233 | ) |
| 234 | |
| 235 | |
| 236 | class _SignedEnumerationFieldClass(_EnumerationFieldClass, _SignedIntegerFieldClass): |
| 237 | _NAME = 'Signed enumeration' |
| 238 | _range_set_type = bt2.integer_range_set.SignedIntegerRangeSet |
| 239 | _add_mapping = staticmethod(native_bt.field_class_signed_enumeration_add_mapping) |
| 240 | |
| 241 | @staticmethod |
| 242 | def _get_mapping_by_index(enum_ptr, index): |
| 243 | mapping_ptr = native_bt.field_class_signed_enumeration_borrow_mapping_by_index_const( |
| 244 | enum_ptr, index |
| 245 | ) |
| 246 | assert mapping_ptr is not None |
| 247 | return _SignedEnumerationFieldClassMapping(mapping_ptr) |
| 248 | |
| 249 | @staticmethod |
| 250 | def _get_mapping_by_label(enum_ptr, label): |
| 251 | mapping_ptr = native_bt.field_class_signed_enumeration_borrow_mapping_by_label_const( |
| 252 | enum_ptr, label |
| 253 | ) |
| 254 | |
| 255 | if mapping_ptr is None: |
| 256 | return |
| 257 | |
| 258 | return _SignedEnumerationFieldClassMapping(mapping_ptr) |
| 259 | |
| 260 | @staticmethod |
| 261 | def _get_mapping_labels_for_value(enum_ptr, value): |
| 262 | utils._check_int64(value) |
| 263 | return native_bt.field_class_signed_enumeration_get_mapping_labels_for_value( |
| 264 | enum_ptr, value |
| 265 | ) |
| 266 | |
| 267 | |
| 268 | class _StringFieldClass(_FieldClass): |
| 269 | _NAME = 'String' |
| 270 | |
| 271 | |
| 272 | class _StructureFieldClassMember: |
| 273 | def __init__(self, name, field_class): |
| 274 | self._name = name |
| 275 | self._field_class = field_class |
| 276 | |
| 277 | @property |
| 278 | def name(self): |
| 279 | return self._name |
| 280 | |
| 281 | @property |
| 282 | def field_class(self): |
| 283 | return self._field_class |
| 284 | |
| 285 | |
| 286 | class _StructureFieldClass(_FieldClass, collections.abc.Mapping): |
| 287 | _NAME = 'Structure' |
| 288 | |
| 289 | def append_member(self, name, field_class): |
| 290 | utils._check_str(name) |
| 291 | utils._check_type(field_class, _FieldClass) |
| 292 | |
| 293 | if name in self: |
| 294 | raise bt2.Error("duplicate member name '{}'".format(name)) |
| 295 | |
| 296 | status = native_bt.field_class_structure_append_member( |
| 297 | self._ptr, name, field_class._ptr |
| 298 | ) |
| 299 | utils._handle_func_status( |
| 300 | status, 'cannot append member to structure field class object' |
| 301 | ) |
| 302 | |
| 303 | def __len__(self): |
| 304 | count = native_bt.field_class_structure_get_member_count(self._ptr) |
| 305 | assert count >= 0 |
| 306 | return count |
| 307 | |
| 308 | @staticmethod |
| 309 | def _create_member_from_ptr(member_ptr): |
| 310 | name = native_bt.field_class_structure_member_get_name(member_ptr) |
| 311 | assert name is not None |
| 312 | fc_ptr = native_bt.field_class_structure_member_borrow_field_class_const( |
| 313 | member_ptr |
| 314 | ) |
| 315 | assert fc_ptr is not None |
| 316 | fc = _create_field_class_from_ptr_and_get_ref(fc_ptr) |
| 317 | return _StructureFieldClassMember(name, fc) |
| 318 | |
| 319 | def __getitem__(self, key): |
| 320 | if not isinstance(key, str): |
| 321 | raise TypeError( |
| 322 | "key must be a 'str' object, got '{}'".format(key.__class__.__name__) |
| 323 | ) |
| 324 | |
| 325 | member_ptr = native_bt.field_class_structure_borrow_member_by_name_const( |
| 326 | self._ptr, key |
| 327 | ) |
| 328 | |
| 329 | if member_ptr is None: |
| 330 | raise KeyError(key) |
| 331 | |
| 332 | return self._create_member_from_ptr(member_ptr) |
| 333 | |
| 334 | def __iter__(self): |
| 335 | for idx in range(len(self)): |
| 336 | member_ptr = native_bt.field_class_structure_borrow_member_by_index_const( |
| 337 | self._ptr, idx |
| 338 | ) |
| 339 | assert member_ptr is not None |
| 340 | yield native_bt.field_class_structure_member_get_name(member_ptr) |
| 341 | |
| 342 | def __iadd__(self, members): |
| 343 | for name, field_class in members: |
| 344 | self.append_member(name, field_class) |
| 345 | |
| 346 | return self |
| 347 | |
| 348 | def member_at_index(self, index): |
| 349 | utils._check_uint64(index) |
| 350 | |
| 351 | if index >= len(self): |
| 352 | raise IndexError |
| 353 | |
| 354 | member_ptr = native_bt.field_class_structure_borrow_member_by_index_const( |
| 355 | self._ptr, index |
| 356 | ) |
| 357 | assert member_ptr is not None |
| 358 | return self._create_member_from_ptr(member_ptr) |
| 359 | |
| 360 | |
| 361 | class _VariantFieldClassOption: |
| 362 | def __init__(self, name, field_class): |
| 363 | self._name = name |
| 364 | self._field_class = field_class |
| 365 | |
| 366 | @property |
| 367 | def name(self): |
| 368 | return self._name |
| 369 | |
| 370 | @property |
| 371 | def field_class(self): |
| 372 | return self._field_class |
| 373 | |
| 374 | |
| 375 | class _VariantFieldClassWithSelectorOption(_VariantFieldClassOption): |
| 376 | def __init__(self, name, field_class, ranges): |
| 377 | super().__init__(name, field_class) |
| 378 | self._ranges = ranges |
| 379 | |
| 380 | @property |
| 381 | def ranges(self): |
| 382 | return self._ranges |
| 383 | |
| 384 | |
| 385 | class _VariantFieldClass(_FieldClass, collections.abc.Mapping): |
| 386 | _NAME = 'Variant' |
| 387 | _borrow_option_by_name_ptr = staticmethod( |
| 388 | native_bt.field_class_variant_borrow_option_by_name_const |
| 389 | ) |
| 390 | _borrow_member_by_index_ptr = staticmethod( |
| 391 | native_bt.field_class_variant_borrow_option_by_index_const |
| 392 | ) |
| 393 | |
| 394 | @staticmethod |
| 395 | def _as_option_ptr(opt_ptr): |
| 396 | return opt_ptr |
| 397 | |
| 398 | def _create_option_from_ptr(self, opt_ptr): |
| 399 | name = native_bt.field_class_variant_option_get_name(opt_ptr) |
| 400 | assert name is not None |
| 401 | fc_ptr = native_bt.field_class_variant_option_borrow_field_class_const(opt_ptr) |
| 402 | assert fc_ptr is not None |
| 403 | fc = _create_field_class_from_ptr_and_get_ref(fc_ptr) |
| 404 | return _VariantFieldClassOption(name, fc) |
| 405 | |
| 406 | def __len__(self): |
| 407 | count = native_bt.field_class_variant_get_option_count(self._ptr) |
| 408 | assert count >= 0 |
| 409 | return count |
| 410 | |
| 411 | def __getitem__(self, key): |
| 412 | if not isinstance(key, str): |
| 413 | raise TypeError( |
| 414 | "key must be a 'str' object, got '{}'".format(key.__class__.__name__) |
| 415 | ) |
| 416 | |
| 417 | opt_ptr = self._borrow_option_by_name_ptr(self._ptr, key) |
| 418 | |
| 419 | if opt_ptr is None: |
| 420 | raise KeyError(key) |
| 421 | |
| 422 | return self._create_option_from_ptr(opt_ptr) |
| 423 | |
| 424 | def __iter__(self): |
| 425 | for idx in range(len(self)): |
| 426 | opt_ptr = self._borrow_member_by_index_ptr(self._ptr, idx) |
| 427 | assert opt_ptr is not None |
| 428 | base_opt_ptr = self._as_option_ptr(opt_ptr) |
| 429 | yield native_bt.field_class_variant_option_get_name(base_opt_ptr) |
| 430 | |
| 431 | def option_at_index(self, index): |
| 432 | utils._check_uint64(index) |
| 433 | |
| 434 | if index >= len(self): |
| 435 | raise IndexError |
| 436 | |
| 437 | opt_ptr = self._borrow_member_by_index_ptr(self._ptr, index) |
| 438 | assert opt_ptr is not None |
| 439 | return self._create_option_from_ptr(opt_ptr) |
| 440 | |
| 441 | |
| 442 | class _VariantFieldClassWithoutSelector(_VariantFieldClass): |
| 443 | _NAME = 'Variant (without selector)' |
| 444 | |
| 445 | def append_option(self, name, field_class): |
| 446 | utils._check_str(name) |
| 447 | utils._check_type(field_class, _FieldClass) |
| 448 | |
| 449 | if name in self: |
| 450 | raise bt2.Error("duplicate option name '{}'".format(name)) |
| 451 | |
| 452 | status = native_bt.field_class_variant_without_selector_append_option( |
| 453 | self._ptr, name, field_class._ptr |
| 454 | ) |
| 455 | utils._handle_func_status( |
| 456 | status, 'cannot append option to variant field class object' |
| 457 | ) |
| 458 | |
| 459 | def __iadd__(self, options): |
| 460 | for name, field_class in options: |
| 461 | self.append_option(name, field_class) |
| 462 | |
| 463 | return self |
| 464 | |
| 465 | |
| 466 | class _VariantFieldClassWithSelector(_VariantFieldClass): |
| 467 | _NAME = 'Variant (with selector)' |
| 468 | |
| 469 | def _create_option_from_ptr(self, opt_ptr): |
| 470 | base_opt_ptr = self._as_option_ptr(opt_ptr) |
| 471 | name = native_bt.field_class_variant_option_get_name(base_opt_ptr) |
| 472 | assert name is not None |
| 473 | fc_ptr = native_bt.field_class_variant_option_borrow_field_class_const( |
| 474 | base_opt_ptr |
| 475 | ) |
| 476 | assert fc_ptr is not None |
| 477 | fc = _create_field_class_from_ptr_and_get_ref(fc_ptr) |
| 478 | range_set_ptr = self._option_borrow_ranges_ptr(opt_ptr) |
| 479 | assert range_set_ptr is not None |
| 480 | range_set = self._range_set_type._create_from_ptr_and_get_ref(range_set_ptr) |
| 481 | return _VariantFieldClassWithSelectorOption(name, fc, range_set) |
| 482 | |
| 483 | @property |
| 484 | def selector_field_path(self): |
| 485 | ptr = native_bt.field_class_variant_with_selector_borrow_selector_field_path_const( |
| 486 | self._ptr |
| 487 | ) |
| 488 | |
| 489 | if ptr is None: |
| 490 | return |
| 491 | |
| 492 | return bt2.field_path._FieldPath._create_from_ptr_and_get_ref(ptr) |
| 493 | |
| 494 | def append_option(self, name, field_class, ranges): |
| 495 | utils._check_str(name) |
| 496 | utils._check_type(field_class, _FieldClass) |
| 497 | utils._check_type(ranges, self._range_set_type) |
| 498 | |
| 499 | if name in self: |
| 500 | raise bt2.Error("duplicate option name '{}'".format(name)) |
| 501 | |
| 502 | if len(ranges) == 0: |
| 503 | raise ValueError('range set is empty') |
| 504 | |
| 505 | # TODO: check overlaps (precondition of self._append_option()) |
| 506 | |
| 507 | status = self._append_option(self._ptr, name, field_class._ptr, ranges._ptr) |
| 508 | utils._handle_func_status( |
| 509 | status, 'cannot append option to variant field class object' |
| 510 | ) |
| 511 | |
| 512 | def __iadd__(self, options): |
| 513 | for name, field_class, ranges in options: |
| 514 | self.append_option(name, field_class, ranges) |
| 515 | |
| 516 | return self |
| 517 | |
| 518 | |
| 519 | class _VariantFieldClassWithUnsignedSelector(_VariantFieldClassWithSelector): |
| 520 | _NAME = 'Variant (with unsigned selector)' |
| 521 | _borrow_option_by_name_ptr = staticmethod( |
| 522 | native_bt.field_class_variant_with_unsigned_selector_borrow_option_by_name_const |
| 523 | ) |
| 524 | _borrow_member_by_index_ptr = staticmethod( |
| 525 | native_bt.field_class_variant_with_unsigned_selector_borrow_option_by_index_const |
| 526 | ) |
| 527 | _as_option_ptr = staticmethod( |
| 528 | native_bt.field_class_variant_with_unsigned_selector_option_as_option_const |
| 529 | ) |
| 530 | _append_option = staticmethod( |
| 531 | native_bt.field_class_variant_with_unsigned_selector_append_option |
| 532 | ) |
| 533 | _option_borrow_ranges_ptr = staticmethod( |
| 534 | native_bt.field_class_variant_with_unsigned_selector_option_borrow_ranges_const |
| 535 | ) |
| 536 | _range_set_type = bt2.integer_range_set.UnsignedIntegerRangeSet |
| 537 | |
| 538 | |
| 539 | class _VariantFieldClassWithSignedSelector(_VariantFieldClassWithSelector): |
| 540 | _NAME = 'Variant (with signed selector)' |
| 541 | _borrow_option_by_name_ptr = staticmethod( |
| 542 | native_bt.field_class_variant_with_signed_selector_borrow_option_by_name_const |
| 543 | ) |
| 544 | _borrow_member_by_index_ptr = staticmethod( |
| 545 | native_bt.field_class_variant_with_signed_selector_borrow_option_by_index_const |
| 546 | ) |
| 547 | _as_option_ptr = staticmethod( |
| 548 | native_bt.field_class_variant_with_signed_selector_option_as_option_const |
| 549 | ) |
| 550 | _append_option = staticmethod( |
| 551 | native_bt.field_class_variant_with_signed_selector_append_option |
| 552 | ) |
| 553 | _option_borrow_ranges_ptr = staticmethod( |
| 554 | native_bt.field_class_variant_with_signed_selector_option_borrow_ranges_const |
| 555 | ) |
| 556 | _range_set_type = bt2.integer_range_set.SignedIntegerRangeSet |
| 557 | |
| 558 | |
| 559 | class _ArrayFieldClass(_FieldClass): |
| 560 | @property |
| 561 | def element_field_class(self): |
| 562 | elem_fc_ptr = native_bt.field_class_array_borrow_element_field_class_const( |
| 563 | self._ptr |
| 564 | ) |
| 565 | return _create_field_class_from_ptr_and_get_ref(elem_fc_ptr) |
| 566 | |
| 567 | |
| 568 | class _StaticArrayFieldClass(_ArrayFieldClass): |
| 569 | @property |
| 570 | def length(self): |
| 571 | return native_bt.field_class_static_array_get_length(self._ptr) |
| 572 | |
| 573 | |
| 574 | class _DynamicArrayFieldClass(_ArrayFieldClass): |
| 575 | @property |
| 576 | def length_field_path(self): |
| 577 | ptr = native_bt.field_class_dynamic_array_borrow_length_field_path_const( |
| 578 | self._ptr |
| 579 | ) |
| 580 | if ptr is None: |
| 581 | return |
| 582 | |
| 583 | return bt2.field_path._FieldPath._create_from_ptr_and_get_ref(ptr) |
| 584 | |
| 585 | |
| 586 | _FIELD_CLASS_TYPE_TO_OBJ = { |
| 587 | native_bt.FIELD_CLASS_TYPE_UNSIGNED_INTEGER: _UnsignedIntegerFieldClass, |
| 588 | native_bt.FIELD_CLASS_TYPE_SIGNED_INTEGER: _SignedIntegerFieldClass, |
| 589 | native_bt.FIELD_CLASS_TYPE_REAL: _RealFieldClass, |
| 590 | native_bt.FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION: _UnsignedEnumerationFieldClass, |
| 591 | native_bt.FIELD_CLASS_TYPE_SIGNED_ENUMERATION: _SignedEnumerationFieldClass, |
| 592 | native_bt.FIELD_CLASS_TYPE_STRING: _StringFieldClass, |
| 593 | native_bt.FIELD_CLASS_TYPE_STRUCTURE: _StructureFieldClass, |
| 594 | native_bt.FIELD_CLASS_TYPE_STATIC_ARRAY: _StaticArrayFieldClass, |
| 595 | native_bt.FIELD_CLASS_TYPE_DYNAMIC_ARRAY: _DynamicArrayFieldClass, |
| 596 | native_bt.FIELD_CLASS_TYPE_VARIANT_WITHOUT_SELECTOR: _VariantFieldClassWithoutSelector, |
| 597 | native_bt.FIELD_CLASS_TYPE_VARIANT_WITH_UNSIGNED_SELECTOR: _VariantFieldClassWithUnsignedSelector, |
| 598 | native_bt.FIELD_CLASS_TYPE_VARIANT_WITH_SIGNED_SELECTOR: _VariantFieldClassWithSignedSelector, |
| 599 | } |