Jakob Buchgraber | 8cc62f7 | 2018-07-09 16:45:04 +0200 | [diff] [blame] | 1 | // Protocol Buffers - Google's data interchange format |
| 2 | // Copyright 2008 Google Inc. All rights reserved. |
| 3 | // https://developers.google.com/protocol-buffers/ |
| 4 | // |
| 5 | // Redistribution and use in source and binary forms, with or without |
| 6 | // modification, are permitted provided that the following conditions are |
| 7 | // met: |
| 8 | // |
| 9 | // * Redistributions of source code must retain the above copyright |
| 10 | // notice, this list of conditions and the following disclaimer. |
| 11 | // * Redistributions in binary form must reproduce the above |
| 12 | // copyright notice, this list of conditions and the following disclaimer |
| 13 | // in the documentation and/or other materials provided with the |
| 14 | // distribution. |
| 15 | // * Neither the name of Google Inc. nor the names of its |
| 16 | // contributors may be used to endorse or promote products derived from |
| 17 | // this software without specific prior written permission. |
| 18 | // |
| 19 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 20 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 21 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 22 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 23 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 24 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 25 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 26 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 27 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 28 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 29 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 30 | |
| 31 | #import "GPBDescriptor_PackagePrivate.h" |
| 32 | |
| 33 | #import <objc/runtime.h> |
| 34 | |
| 35 | #import "GPBUtilities_PackagePrivate.h" |
| 36 | #import "GPBWireFormat.h" |
| 37 | #import "GPBMessage_PackagePrivate.h" |
| 38 | |
| 39 | // Direct access is use for speed, to avoid even internally declaring things |
| 40 | // read/write, etc. The warning is enabled in the project to ensure code calling |
| 41 | // protos can turn on -Wdirect-ivar-access without issues. |
| 42 | #pragma clang diagnostic push |
| 43 | #pragma clang diagnostic ignored "-Wdirect-ivar-access" |
| 44 | |
| 45 | // The addresses of these variables are used as keys for objc_getAssociatedObject. |
| 46 | static const char kTextFormatExtraValueKey = 0; |
| 47 | static const char kParentClassNameValueKey = 0; |
| 48 | static const char kClassNameSuffixKey = 0; |
| 49 | |
| 50 | // Utility function to generate selectors on the fly. |
| 51 | static SEL SelFromStrings(const char *prefix, const char *middle, |
| 52 | const char *suffix, BOOL takesArg) { |
| 53 | if (prefix == NULL && suffix == NULL && !takesArg) { |
| 54 | return sel_getUid(middle); |
| 55 | } |
| 56 | const size_t prefixLen = prefix != NULL ? strlen(prefix) : 0; |
| 57 | const size_t middleLen = strlen(middle); |
| 58 | const size_t suffixLen = suffix != NULL ? strlen(suffix) : 0; |
| 59 | size_t totalLen = |
| 60 | prefixLen + middleLen + suffixLen + 1; // include space for null on end. |
| 61 | if (takesArg) { |
| 62 | totalLen += 1; |
| 63 | } |
| 64 | char buffer[totalLen]; |
| 65 | if (prefix != NULL) { |
| 66 | memcpy(buffer, prefix, prefixLen); |
| 67 | memcpy(buffer + prefixLen, middle, middleLen); |
| 68 | buffer[prefixLen] = (char)toupper(buffer[prefixLen]); |
| 69 | } else { |
| 70 | memcpy(buffer, middle, middleLen); |
| 71 | } |
| 72 | if (suffix != NULL) { |
| 73 | memcpy(buffer + prefixLen + middleLen, suffix, suffixLen); |
| 74 | } |
| 75 | if (takesArg) { |
| 76 | buffer[totalLen - 2] = ':'; |
| 77 | } |
| 78 | // Always null terminate it. |
| 79 | buffer[totalLen - 1] = 0; |
| 80 | |
| 81 | SEL result = sel_getUid(buffer); |
| 82 | return result; |
| 83 | } |
| 84 | |
| 85 | static NSArray *NewFieldsArrayForHasIndex(int hasIndex, |
| 86 | NSArray *allMessageFields) |
| 87 | __attribute__((ns_returns_retained)); |
| 88 | |
| 89 | static NSArray *NewFieldsArrayForHasIndex(int hasIndex, |
| 90 | NSArray *allMessageFields) { |
| 91 | NSMutableArray *result = [[NSMutableArray alloc] init]; |
| 92 | for (GPBFieldDescriptor *fieldDesc in allMessageFields) { |
| 93 | if (fieldDesc->description_->hasIndex == hasIndex) { |
| 94 | [result addObject:fieldDesc]; |
| 95 | } |
| 96 | } |
| 97 | return result; |
| 98 | } |
| 99 | |
| 100 | @implementation GPBDescriptor { |
| 101 | Class messageClass_; |
| 102 | GPBFileDescriptor *file_; |
| 103 | BOOL wireFormat_; |
| 104 | } |
| 105 | |
| 106 | @synthesize messageClass = messageClass_; |
| 107 | @synthesize fields = fields_; |
| 108 | @synthesize oneofs = oneofs_; |
| 109 | @synthesize extensionRanges = extensionRanges_; |
| 110 | @synthesize extensionRangesCount = extensionRangesCount_; |
| 111 | @synthesize file = file_; |
| 112 | @synthesize wireFormat = wireFormat_; |
| 113 | |
| 114 | + (instancetype) |
| 115 | allocDescriptorForClass:(Class)messageClass |
| 116 | rootClass:(Class)rootClass |
| 117 | file:(GPBFileDescriptor *)file |
| 118 | fields:(void *)fieldDescriptions |
| 119 | fieldCount:(uint32_t)fieldCount |
| 120 | storageSize:(uint32_t)storageSize |
| 121 | flags:(GPBDescriptorInitializationFlags)flags { |
| 122 | // The rootClass is no longer used, but it is passed in to ensure it |
| 123 | // was started up during initialization also. |
| 124 | (void)rootClass; |
| 125 | NSMutableArray *fields = nil; |
| 126 | GPBFileSyntax syntax = file.syntax; |
| 127 | BOOL fieldsIncludeDefault = |
| 128 | (flags & GPBDescriptorInitializationFlag_FieldsWithDefault) != 0; |
| 129 | |
| 130 | void *desc; |
| 131 | for (uint32_t i = 0; i < fieldCount; ++i) { |
| 132 | if (fields == nil) { |
| 133 | fields = [[NSMutableArray alloc] initWithCapacity:fieldCount]; |
| 134 | } |
| 135 | // Need correctly typed pointer for array indexing below to work. |
| 136 | if (fieldsIncludeDefault) { |
| 137 | GPBMessageFieldDescriptionWithDefault *fieldDescWithDefault = fieldDescriptions; |
| 138 | desc = &(fieldDescWithDefault[i]); |
| 139 | } else { |
| 140 | GPBMessageFieldDescription *fieldDesc = fieldDescriptions; |
| 141 | desc = &(fieldDesc[i]); |
| 142 | } |
| 143 | GPBFieldDescriptor *fieldDescriptor = |
| 144 | [[GPBFieldDescriptor alloc] initWithFieldDescription:desc |
| 145 | includesDefault:fieldsIncludeDefault |
| 146 | syntax:syntax]; |
| 147 | [fields addObject:fieldDescriptor]; |
| 148 | [fieldDescriptor release]; |
| 149 | } |
| 150 | |
| 151 | BOOL wireFormat = (flags & GPBDescriptorInitializationFlag_WireFormat) != 0; |
| 152 | GPBDescriptor *descriptor = [[self alloc] initWithClass:messageClass |
| 153 | file:file |
| 154 | fields:fields |
| 155 | storageSize:storageSize |
| 156 | wireFormat:wireFormat]; |
| 157 | [fields release]; |
| 158 | return descriptor; |
| 159 | } |
| 160 | |
| 161 | - (instancetype)initWithClass:(Class)messageClass |
| 162 | file:(GPBFileDescriptor *)file |
| 163 | fields:(NSArray *)fields |
| 164 | storageSize:(uint32_t)storageSize |
| 165 | wireFormat:(BOOL)wireFormat { |
| 166 | if ((self = [super init])) { |
| 167 | messageClass_ = messageClass; |
| 168 | file_ = file; |
| 169 | fields_ = [fields retain]; |
| 170 | storageSize_ = storageSize; |
| 171 | wireFormat_ = wireFormat; |
| 172 | } |
| 173 | return self; |
| 174 | } |
| 175 | |
| 176 | - (void)dealloc { |
| 177 | [fields_ release]; |
| 178 | [oneofs_ release]; |
| 179 | [super dealloc]; |
| 180 | } |
| 181 | |
| 182 | - (void)setupOneofs:(const char **)oneofNames |
| 183 | count:(uint32_t)count |
| 184 | firstHasIndex:(int32_t)firstHasIndex { |
| 185 | NSCAssert(firstHasIndex < 0, @"Should always be <0"); |
| 186 | NSMutableArray *oneofs = [[NSMutableArray alloc] initWithCapacity:count]; |
| 187 | for (uint32_t i = 0, hasIndex = firstHasIndex; i < count; ++i, --hasIndex) { |
| 188 | const char *name = oneofNames[i]; |
| 189 | NSArray *fieldsForOneof = NewFieldsArrayForHasIndex(hasIndex, fields_); |
| 190 | NSCAssert(fieldsForOneof.count > 0, |
| 191 | @"No fields for this oneof? (%s:%d)", name, hasIndex); |
| 192 | GPBOneofDescriptor *oneofDescriptor = |
| 193 | [[GPBOneofDescriptor alloc] initWithName:name fields:fieldsForOneof]; |
| 194 | [oneofs addObject:oneofDescriptor]; |
| 195 | [oneofDescriptor release]; |
| 196 | [fieldsForOneof release]; |
| 197 | } |
| 198 | oneofs_ = oneofs; |
| 199 | } |
| 200 | |
| 201 | - (void)setupExtraTextInfo:(const char *)extraTextFormatInfo { |
| 202 | // Extra info is a compile time option, so skip the work if not needed. |
| 203 | if (extraTextFormatInfo) { |
| 204 | NSValue *extraInfoValue = [NSValue valueWithPointer:extraTextFormatInfo]; |
| 205 | for (GPBFieldDescriptor *fieldDescriptor in fields_) { |
| 206 | if (fieldDescriptor->description_->flags & GPBFieldTextFormatNameCustom) { |
| 207 | objc_setAssociatedObject(fieldDescriptor, &kTextFormatExtraValueKey, |
| 208 | extraInfoValue, |
| 209 | OBJC_ASSOCIATION_RETAIN_NONATOMIC); |
| 210 | } |
| 211 | } |
| 212 | } |
| 213 | } |
| 214 | |
| 215 | - (void)setupExtensionRanges:(const GPBExtensionRange *)ranges count:(int32_t)count { |
| 216 | extensionRanges_ = ranges; |
| 217 | extensionRangesCount_ = count; |
| 218 | } |
| 219 | |
| 220 | - (void)setupContainingMessageClassName:(const char *)msgClassName { |
| 221 | // Note: Only fetch the class here, can't send messages to it because |
| 222 | // that could cause cycles back to this class within +initialize if |
| 223 | // two messages have each other in fields (i.e. - they build a graph). |
| 224 | NSAssert(objc_getClass(msgClassName), @"Class %s not defined", msgClassName); |
| 225 | NSValue *parentNameValue = [NSValue valueWithPointer:msgClassName]; |
| 226 | objc_setAssociatedObject(self, &kParentClassNameValueKey, |
| 227 | parentNameValue, |
| 228 | OBJC_ASSOCIATION_RETAIN_NONATOMIC); |
| 229 | } |
| 230 | |
| 231 | - (void)setupMessageClassNameSuffix:(NSString *)suffix { |
| 232 | if (suffix.length) { |
| 233 | objc_setAssociatedObject(self, &kClassNameSuffixKey, |
| 234 | suffix, |
| 235 | OBJC_ASSOCIATION_RETAIN_NONATOMIC); |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | - (NSString *)name { |
| 240 | return NSStringFromClass(messageClass_); |
| 241 | } |
| 242 | |
| 243 | - (GPBDescriptor *)containingType { |
| 244 | NSValue *parentNameValue = |
| 245 | objc_getAssociatedObject(self, &kParentClassNameValueKey); |
| 246 | if (!parentNameValue) { |
| 247 | return nil; |
| 248 | } |
| 249 | const char *parentName = [parentNameValue pointerValue]; |
| 250 | Class parentClass = objc_getClass(parentName); |
| 251 | NSAssert(parentClass, @"Class %s not defined", parentName); |
| 252 | return [parentClass descriptor]; |
| 253 | } |
| 254 | |
| 255 | - (NSString *)fullName { |
| 256 | NSString *className = NSStringFromClass(self.messageClass); |
| 257 | GPBFileDescriptor *file = self.file; |
| 258 | NSString *objcPrefix = file.objcPrefix; |
| 259 | if (objcPrefix && ![className hasPrefix:objcPrefix]) { |
| 260 | NSAssert(0, |
| 261 | @"Class didn't have correct prefix? (%@ - %@)", |
| 262 | className, objcPrefix); |
| 263 | return nil; |
| 264 | } |
| 265 | GPBDescriptor *parent = self.containingType; |
| 266 | |
| 267 | NSString *name = nil; |
| 268 | if (parent) { |
| 269 | NSString *parentClassName = NSStringFromClass(parent.messageClass); |
| 270 | // The generator will add _Class to avoid reserved words, drop it. |
| 271 | NSString *suffix = objc_getAssociatedObject(parent, &kClassNameSuffixKey); |
| 272 | if (suffix) { |
| 273 | if (![parentClassName hasSuffix:suffix]) { |
| 274 | NSAssert(0, |
| 275 | @"ParentMessage class didn't have correct suffix? (%@ - %@)", |
| 276 | className, suffix); |
| 277 | return nil; |
| 278 | } |
| 279 | parentClassName = |
| 280 | [parentClassName substringToIndex:(parentClassName.length - suffix.length)]; |
| 281 | } |
| 282 | NSString *parentPrefix = [parentClassName stringByAppendingString:@"_"]; |
| 283 | if (![className hasPrefix:parentPrefix]) { |
| 284 | NSAssert(0, |
| 285 | @"Class didn't have the correct parent name prefix? (%@ - %@)", |
| 286 | parentPrefix, className); |
| 287 | return nil; |
| 288 | } |
| 289 | name = [className substringFromIndex:parentPrefix.length]; |
| 290 | } else { |
| 291 | name = [className substringFromIndex:objcPrefix.length]; |
| 292 | } |
| 293 | |
| 294 | // The generator will add _Class to avoid reserved words, drop it. |
| 295 | NSString *suffix = objc_getAssociatedObject(self, &kClassNameSuffixKey); |
| 296 | if (suffix) { |
| 297 | if (![name hasSuffix:suffix]) { |
| 298 | NSAssert(0, |
| 299 | @"Message class didn't have correct suffix? (%@ - %@)", |
| 300 | name, suffix); |
| 301 | return nil; |
| 302 | } |
| 303 | name = [name substringToIndex:(name.length - suffix.length)]; |
| 304 | } |
| 305 | |
| 306 | NSString *prefix = (parent != nil ? parent.fullName : file.package); |
| 307 | NSString *result; |
| 308 | if (prefix.length > 0) { |
| 309 | result = [NSString stringWithFormat:@"%@.%@", prefix, name]; |
| 310 | } else { |
| 311 | result = name; |
| 312 | } |
| 313 | return result; |
| 314 | } |
| 315 | |
| 316 | - (id)copyWithZone:(NSZone *)zone { |
| 317 | #pragma unused(zone) |
| 318 | return [self retain]; |
| 319 | } |
| 320 | |
| 321 | - (GPBFieldDescriptor *)fieldWithNumber:(uint32_t)fieldNumber { |
| 322 | for (GPBFieldDescriptor *descriptor in fields_) { |
| 323 | if (GPBFieldNumber(descriptor) == fieldNumber) { |
| 324 | return descriptor; |
| 325 | } |
| 326 | } |
| 327 | return nil; |
| 328 | } |
| 329 | |
| 330 | - (GPBFieldDescriptor *)fieldWithName:(NSString *)name { |
| 331 | for (GPBFieldDescriptor *descriptor in fields_) { |
| 332 | if ([descriptor.name isEqual:name]) { |
| 333 | return descriptor; |
| 334 | } |
| 335 | } |
| 336 | return nil; |
| 337 | } |
| 338 | |
| 339 | - (GPBOneofDescriptor *)oneofWithName:(NSString *)name { |
| 340 | for (GPBOneofDescriptor *descriptor in oneofs_) { |
| 341 | if ([descriptor.name isEqual:name]) { |
| 342 | return descriptor; |
| 343 | } |
| 344 | } |
| 345 | return nil; |
| 346 | } |
| 347 | |
| 348 | @end |
| 349 | |
| 350 | @implementation GPBFileDescriptor { |
| 351 | NSString *package_; |
| 352 | NSString *objcPrefix_; |
| 353 | GPBFileSyntax syntax_; |
| 354 | } |
| 355 | |
| 356 | @synthesize package = package_; |
| 357 | @synthesize objcPrefix = objcPrefix_; |
| 358 | @synthesize syntax = syntax_; |
| 359 | |
| 360 | - (instancetype)initWithPackage:(NSString *)package |
| 361 | objcPrefix:(NSString *)objcPrefix |
| 362 | syntax:(GPBFileSyntax)syntax { |
| 363 | self = [super init]; |
| 364 | if (self) { |
| 365 | package_ = [package copy]; |
| 366 | objcPrefix_ = [objcPrefix copy]; |
| 367 | syntax_ = syntax; |
| 368 | } |
| 369 | return self; |
| 370 | } |
| 371 | |
| 372 | - (instancetype)initWithPackage:(NSString *)package |
| 373 | syntax:(GPBFileSyntax)syntax { |
| 374 | self = [super init]; |
| 375 | if (self) { |
| 376 | package_ = [package copy]; |
| 377 | syntax_ = syntax; |
| 378 | } |
| 379 | return self; |
| 380 | } |
| 381 | |
| 382 | - (void)dealloc { |
| 383 | [package_ release]; |
| 384 | [objcPrefix_ release]; |
| 385 | [super dealloc]; |
| 386 | } |
| 387 | |
| 388 | @end |
| 389 | |
| 390 | @implementation GPBOneofDescriptor |
| 391 | |
| 392 | @synthesize fields = fields_; |
| 393 | |
| 394 | - (instancetype)initWithName:(const char *)name fields:(NSArray *)fields { |
| 395 | self = [super init]; |
| 396 | if (self) { |
| 397 | name_ = name; |
| 398 | fields_ = [fields retain]; |
| 399 | for (GPBFieldDescriptor *fieldDesc in fields) { |
| 400 | fieldDesc->containingOneof_ = self; |
| 401 | } |
| 402 | |
| 403 | caseSel_ = SelFromStrings(NULL, name, "OneOfCase", NO); |
| 404 | } |
| 405 | return self; |
| 406 | } |
| 407 | |
| 408 | - (void)dealloc { |
| 409 | [fields_ release]; |
| 410 | [super dealloc]; |
| 411 | } |
| 412 | |
| 413 | - (NSString *)name { |
| 414 | return @(name_); |
| 415 | } |
| 416 | |
| 417 | - (GPBFieldDescriptor *)fieldWithNumber:(uint32_t)fieldNumber { |
| 418 | for (GPBFieldDescriptor *descriptor in fields_) { |
| 419 | if (GPBFieldNumber(descriptor) == fieldNumber) { |
| 420 | return descriptor; |
| 421 | } |
| 422 | } |
| 423 | return nil; |
| 424 | } |
| 425 | |
| 426 | - (GPBFieldDescriptor *)fieldWithName:(NSString *)name { |
| 427 | for (GPBFieldDescriptor *descriptor in fields_) { |
| 428 | if ([descriptor.name isEqual:name]) { |
| 429 | return descriptor; |
| 430 | } |
| 431 | } |
| 432 | return nil; |
| 433 | } |
| 434 | |
| 435 | @end |
| 436 | |
| 437 | uint32_t GPBFieldTag(GPBFieldDescriptor *self) { |
| 438 | GPBMessageFieldDescription *description = self->description_; |
| 439 | GPBWireFormat format; |
| 440 | if ((description->flags & GPBFieldMapKeyMask) != 0) { |
| 441 | // Maps are repeated messages on the wire. |
| 442 | format = GPBWireFormatForType(GPBDataTypeMessage, NO); |
| 443 | } else { |
| 444 | format = GPBWireFormatForType(description->dataType, |
| 445 | ((description->flags & GPBFieldPacked) != 0)); |
| 446 | } |
| 447 | return GPBWireFormatMakeTag(description->number, format); |
| 448 | } |
| 449 | |
| 450 | uint32_t GPBFieldAlternateTag(GPBFieldDescriptor *self) { |
| 451 | GPBMessageFieldDescription *description = self->description_; |
| 452 | NSCAssert((description->flags & GPBFieldRepeated) != 0, |
| 453 | @"Only valid on repeated fields"); |
| 454 | GPBWireFormat format = |
| 455 | GPBWireFormatForType(description->dataType, |
| 456 | ((description->flags & GPBFieldPacked) == 0)); |
| 457 | return GPBWireFormatMakeTag(description->number, format); |
| 458 | } |
| 459 | |
| 460 | @implementation GPBFieldDescriptor { |
| 461 | GPBGenericValue defaultValue_; |
| 462 | |
| 463 | // Message ivars |
| 464 | Class msgClass_; |
| 465 | |
| 466 | // Enum ivars. |
| 467 | // If protos are generated with GenerateEnumDescriptors on then it will |
| 468 | // be a enumDescriptor, otherwise it will be a enumVerifier. |
| 469 | union { |
| 470 | GPBEnumDescriptor *enumDescriptor_; |
| 471 | GPBEnumValidationFunc enumVerifier_; |
| 472 | } enumHandling_; |
| 473 | } |
| 474 | |
| 475 | @synthesize msgClass = msgClass_; |
| 476 | @synthesize containingOneof = containingOneof_; |
| 477 | |
| 478 | - (instancetype)init { |
| 479 | // Throw an exception if people attempt to not use the designated initializer. |
| 480 | self = [super init]; |
| 481 | if (self != nil) { |
| 482 | [self doesNotRecognizeSelector:_cmd]; |
| 483 | self = nil; |
| 484 | } |
| 485 | return self; |
| 486 | } |
| 487 | |
| 488 | - (instancetype)initWithFieldDescription:(void *)description |
| 489 | includesDefault:(BOOL)includesDefault |
| 490 | syntax:(GPBFileSyntax)syntax { |
| 491 | if ((self = [super init])) { |
| 492 | GPBMessageFieldDescription *coreDesc; |
| 493 | if (includesDefault) { |
| 494 | coreDesc = &(((GPBMessageFieldDescriptionWithDefault *)description)->core); |
| 495 | } else { |
| 496 | coreDesc = description; |
| 497 | } |
| 498 | description_ = coreDesc; |
| 499 | getSel_ = sel_getUid(coreDesc->name); |
| 500 | setSel_ = SelFromStrings("set", coreDesc->name, NULL, YES); |
| 501 | |
| 502 | GPBDataType dataType = coreDesc->dataType; |
| 503 | BOOL isMessage = GPBDataTypeIsMessage(dataType); |
| 504 | BOOL isMapOrArray = GPBFieldIsMapOrArray(self); |
| 505 | |
| 506 | if (isMapOrArray) { |
| 507 | // map<>/repeated fields get a *Count property (inplace of a has*) to |
| 508 | // support checking if there are any entries without triggering |
| 509 | // autocreation. |
| 510 | hasOrCountSel_ = SelFromStrings(NULL, coreDesc->name, "_Count", NO); |
| 511 | } else { |
| 512 | // If there is a positive hasIndex, then: |
| 513 | // - All fields types for proto2 messages get has* selectors. |
| 514 | // - Only message fields for proto3 messages get has* selectors. |
| 515 | // Note: the positive check is to handle oneOfs, we can't check |
| 516 | // containingOneof_ because it isn't set until after initialization. |
| 517 | if ((coreDesc->hasIndex >= 0) && |
| 518 | (coreDesc->hasIndex != GPBNoHasBit) && |
| 519 | ((syntax != GPBFileSyntaxProto3) || isMessage)) { |
| 520 | hasOrCountSel_ = SelFromStrings("has", coreDesc->name, NULL, NO); |
| 521 | setHasSel_ = SelFromStrings("setHas", coreDesc->name, NULL, YES); |
| 522 | } |
| 523 | } |
| 524 | |
| 525 | // Extra type specific data. |
| 526 | if (isMessage) { |
| 527 | const char *className = coreDesc->dataTypeSpecific.className; |
| 528 | // Note: Only fetch the class here, can't send messages to it because |
| 529 | // that could cause cycles back to this class within +initialize if |
| 530 | // two messages have each other in fields (i.e. - they build a graph). |
| 531 | msgClass_ = objc_getClass(className); |
| 532 | NSAssert(msgClass_, @"Class %s not defined", className); |
| 533 | } else if (dataType == GPBDataTypeEnum) { |
| 534 | if ((coreDesc->flags & GPBFieldHasEnumDescriptor) != 0) { |
| 535 | enumHandling_.enumDescriptor_ = |
| 536 | coreDesc->dataTypeSpecific.enumDescFunc(); |
| 537 | } else { |
| 538 | enumHandling_.enumVerifier_ = |
| 539 | coreDesc->dataTypeSpecific.enumVerifier; |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | // Non map<>/repeated fields can have defaults in proto2 syntax. |
| 544 | if (!isMapOrArray && includesDefault) { |
| 545 | defaultValue_ = ((GPBMessageFieldDescriptionWithDefault *)description)->defaultValue; |
| 546 | if (dataType == GPBDataTypeBytes) { |
| 547 | // Data stored as a length prefixed (network byte order) c-string in |
| 548 | // descriptor structure. |
| 549 | const uint8_t *bytes = (const uint8_t *)defaultValue_.valueData; |
| 550 | if (bytes) { |
| 551 | uint32_t length = *((uint32_t *)bytes); |
| 552 | length = ntohl(length); |
| 553 | bytes += sizeof(length); |
| 554 | defaultValue_.valueData = |
| 555 | [[NSData alloc] initWithBytes:bytes length:length]; |
| 556 | } |
| 557 | } |
| 558 | } |
| 559 | } |
| 560 | return self; |
| 561 | } |
| 562 | |
| 563 | - (void)dealloc { |
| 564 | if (description_->dataType == GPBDataTypeBytes && |
| 565 | !(description_->flags & GPBFieldRepeated)) { |
| 566 | [defaultValue_.valueData release]; |
| 567 | } |
| 568 | [super dealloc]; |
| 569 | } |
| 570 | |
| 571 | - (GPBDataType)dataType { |
| 572 | return description_->dataType; |
| 573 | } |
| 574 | |
| 575 | - (BOOL)hasDefaultValue { |
| 576 | return (description_->flags & GPBFieldHasDefaultValue) != 0; |
| 577 | } |
| 578 | |
| 579 | - (uint32_t)number { |
| 580 | return description_->number; |
| 581 | } |
| 582 | |
| 583 | - (NSString *)name { |
| 584 | return @(description_->name); |
| 585 | } |
| 586 | |
| 587 | - (BOOL)isRequired { |
| 588 | return (description_->flags & GPBFieldRequired) != 0; |
| 589 | } |
| 590 | |
| 591 | - (BOOL)isOptional { |
| 592 | return (description_->flags & GPBFieldOptional) != 0; |
| 593 | } |
| 594 | |
| 595 | - (GPBFieldType)fieldType { |
| 596 | GPBFieldFlags flags = description_->flags; |
| 597 | if ((flags & GPBFieldRepeated) != 0) { |
| 598 | return GPBFieldTypeRepeated; |
| 599 | } else if ((flags & GPBFieldMapKeyMask) != 0) { |
| 600 | return GPBFieldTypeMap; |
| 601 | } else { |
| 602 | return GPBFieldTypeSingle; |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | - (GPBDataType)mapKeyDataType { |
| 607 | switch (description_->flags & GPBFieldMapKeyMask) { |
| 608 | case GPBFieldMapKeyInt32: |
| 609 | return GPBDataTypeInt32; |
| 610 | case GPBFieldMapKeyInt64: |
| 611 | return GPBDataTypeInt64; |
| 612 | case GPBFieldMapKeyUInt32: |
| 613 | return GPBDataTypeUInt32; |
| 614 | case GPBFieldMapKeyUInt64: |
| 615 | return GPBDataTypeUInt64; |
| 616 | case GPBFieldMapKeySInt32: |
| 617 | return GPBDataTypeSInt32; |
| 618 | case GPBFieldMapKeySInt64: |
| 619 | return GPBDataTypeSInt64; |
| 620 | case GPBFieldMapKeyFixed32: |
| 621 | return GPBDataTypeFixed32; |
| 622 | case GPBFieldMapKeyFixed64: |
| 623 | return GPBDataTypeFixed64; |
| 624 | case GPBFieldMapKeySFixed32: |
| 625 | return GPBDataTypeSFixed32; |
| 626 | case GPBFieldMapKeySFixed64: |
| 627 | return GPBDataTypeSFixed64; |
| 628 | case GPBFieldMapKeyBool: |
| 629 | return GPBDataTypeBool; |
| 630 | case GPBFieldMapKeyString: |
| 631 | return GPBDataTypeString; |
| 632 | |
| 633 | default: |
| 634 | NSAssert(0, @"Not a map type"); |
| 635 | return GPBDataTypeInt32; // For lack of anything better. |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | - (BOOL)isPackable { |
| 640 | return (description_->flags & GPBFieldPacked) != 0; |
| 641 | } |
| 642 | |
| 643 | - (BOOL)isValidEnumValue:(int32_t)value { |
| 644 | NSAssert(description_->dataType == GPBDataTypeEnum, |
| 645 | @"Field Must be of type GPBDataTypeEnum"); |
| 646 | if (description_->flags & GPBFieldHasEnumDescriptor) { |
| 647 | return enumHandling_.enumDescriptor_.enumVerifier(value); |
| 648 | } else { |
| 649 | return enumHandling_.enumVerifier_(value); |
| 650 | } |
| 651 | } |
| 652 | |
| 653 | - (GPBEnumDescriptor *)enumDescriptor { |
| 654 | if (description_->flags & GPBFieldHasEnumDescriptor) { |
| 655 | return enumHandling_.enumDescriptor_; |
| 656 | } else { |
| 657 | return nil; |
| 658 | } |
| 659 | } |
| 660 | |
| 661 | - (GPBGenericValue)defaultValue { |
| 662 | // Depends on the fact that defaultValue_ is initialized either to "0/nil" or |
| 663 | // to an actual defaultValue in our initializer. |
| 664 | GPBGenericValue value = defaultValue_; |
| 665 | |
| 666 | if (!(description_->flags & GPBFieldRepeated)) { |
| 667 | // We special handle data and strings. If they are nil, we replace them |
| 668 | // with empty string/empty data. |
| 669 | GPBDataType type = description_->dataType; |
| 670 | if (type == GPBDataTypeBytes && value.valueData == nil) { |
| 671 | value.valueData = GPBEmptyNSData(); |
| 672 | } else if (type == GPBDataTypeString && value.valueString == nil) { |
| 673 | value.valueString = @""; |
| 674 | } |
| 675 | } |
| 676 | return value; |
| 677 | } |
| 678 | |
| 679 | - (NSString *)textFormatName { |
| 680 | if ((description_->flags & GPBFieldTextFormatNameCustom) != 0) { |
| 681 | NSValue *extraInfoValue = |
| 682 | objc_getAssociatedObject(self, &kTextFormatExtraValueKey); |
| 683 | // Support can be left out at generation time. |
| 684 | if (!extraInfoValue) { |
| 685 | return nil; |
| 686 | } |
| 687 | const uint8_t *extraTextFormatInfo = [extraInfoValue pointerValue]; |
| 688 | return GPBDecodeTextFormatName(extraTextFormatInfo, GPBFieldNumber(self), |
| 689 | self.name); |
| 690 | } |
| 691 | |
| 692 | // The logic here has to match SetCommonFieldVariables() from |
| 693 | // objectivec_field.cc in the proto compiler. |
| 694 | NSString *name = self.name; |
| 695 | NSUInteger len = [name length]; |
| 696 | |
| 697 | // Remove the "_p" added to reserved names. |
| 698 | if ([name hasSuffix:@"_p"]) { |
| 699 | name = [name substringToIndex:(len - 2)]; |
| 700 | len = [name length]; |
| 701 | } |
| 702 | |
| 703 | // Remove "Array" from the end for repeated fields. |
| 704 | if (((description_->flags & GPBFieldRepeated) != 0) && |
| 705 | [name hasSuffix:@"Array"]) { |
| 706 | name = [name substringToIndex:(len - 5)]; |
| 707 | len = [name length]; |
| 708 | } |
| 709 | |
| 710 | // Groups vs. other fields. |
| 711 | if (description_->dataType == GPBDataTypeGroup) { |
| 712 | // Just capitalize the first letter. |
| 713 | unichar firstChar = [name characterAtIndex:0]; |
| 714 | if (firstChar >= 'a' && firstChar <= 'z') { |
| 715 | NSString *firstCharString = |
| 716 | [NSString stringWithFormat:@"%C", (unichar)(firstChar - 'a' + 'A')]; |
| 717 | NSString *result = |
| 718 | [name stringByReplacingCharactersInRange:NSMakeRange(0, 1) |
| 719 | withString:firstCharString]; |
| 720 | return result; |
| 721 | } |
| 722 | return name; |
| 723 | |
| 724 | } else { |
| 725 | // Undo the CamelCase. |
| 726 | NSMutableString *result = [NSMutableString stringWithCapacity:len]; |
| 727 | for (uint32_t i = 0; i < len; i++) { |
| 728 | unichar c = [name characterAtIndex:i]; |
| 729 | if (c >= 'A' && c <= 'Z') { |
| 730 | if (i > 0) { |
| 731 | [result appendFormat:@"_%C", (unichar)(c - 'A' + 'a')]; |
| 732 | } else { |
| 733 | [result appendFormat:@"%C", c]; |
| 734 | } |
| 735 | } else { |
| 736 | [result appendFormat:@"%C", c]; |
| 737 | } |
| 738 | } |
| 739 | return result; |
| 740 | } |
| 741 | } |
| 742 | |
| 743 | @end |
| 744 | |
| 745 | @implementation GPBEnumDescriptor { |
| 746 | NSString *name_; |
| 747 | // valueNames_ is a single c string with all of the value names appended |
| 748 | // together, each null terminated. -calcValueNameOffsets fills in |
| 749 | // nameOffsets_ with the offsets to allow quicker access to the individual |
| 750 | // names. |
| 751 | const char *valueNames_; |
| 752 | const int32_t *values_; |
| 753 | GPBEnumValidationFunc enumVerifier_; |
| 754 | const uint8_t *extraTextFormatInfo_; |
| 755 | uint32_t *nameOffsets_; |
| 756 | uint32_t valueCount_; |
| 757 | } |
| 758 | |
| 759 | @synthesize name = name_; |
| 760 | @synthesize enumVerifier = enumVerifier_; |
| 761 | |
| 762 | + (instancetype) |
| 763 | allocDescriptorForName:(NSString *)name |
| 764 | valueNames:(const char *)valueNames |
| 765 | values:(const int32_t *)values |
| 766 | count:(uint32_t)valueCount |
| 767 | enumVerifier:(GPBEnumValidationFunc)enumVerifier { |
| 768 | GPBEnumDescriptor *descriptor = [[self alloc] initWithName:name |
| 769 | valueNames:valueNames |
| 770 | values:values |
| 771 | count:valueCount |
| 772 | enumVerifier:enumVerifier]; |
| 773 | return descriptor; |
| 774 | } |
| 775 | |
| 776 | + (instancetype) |
| 777 | allocDescriptorForName:(NSString *)name |
| 778 | valueNames:(const char *)valueNames |
| 779 | values:(const int32_t *)values |
| 780 | count:(uint32_t)valueCount |
| 781 | enumVerifier:(GPBEnumValidationFunc)enumVerifier |
| 782 | extraTextFormatInfo:(const char *)extraTextFormatInfo { |
| 783 | // Call the common case. |
| 784 | GPBEnumDescriptor *descriptor = [self allocDescriptorForName:name |
| 785 | valueNames:valueNames |
| 786 | values:values |
| 787 | count:valueCount |
| 788 | enumVerifier:enumVerifier]; |
| 789 | // Set the extra info. |
| 790 | descriptor->extraTextFormatInfo_ = (const uint8_t *)extraTextFormatInfo; |
| 791 | return descriptor; |
| 792 | } |
| 793 | |
| 794 | - (instancetype)initWithName:(NSString *)name |
| 795 | valueNames:(const char *)valueNames |
| 796 | values:(const int32_t *)values |
| 797 | count:(uint32_t)valueCount |
| 798 | enumVerifier:(GPBEnumValidationFunc)enumVerifier { |
| 799 | if ((self = [super init])) { |
| 800 | name_ = [name copy]; |
| 801 | valueNames_ = valueNames; |
| 802 | values_ = values; |
| 803 | valueCount_ = valueCount; |
| 804 | enumVerifier_ = enumVerifier; |
| 805 | } |
| 806 | return self; |
| 807 | } |
| 808 | |
| 809 | - (void)dealloc { |
| 810 | [name_ release]; |
| 811 | if (nameOffsets_) free(nameOffsets_); |
| 812 | [super dealloc]; |
| 813 | } |
| 814 | |
| 815 | - (void)calcValueNameOffsets { |
| 816 | @synchronized(self) { |
| 817 | if (nameOffsets_ != NULL) { |
| 818 | return; |
| 819 | } |
| 820 | uint32_t *offsets = malloc(valueCount_ * sizeof(uint32_t)); |
| 821 | const char *scan = valueNames_; |
| 822 | for (uint32_t i = 0; i < valueCount_; ++i) { |
| 823 | offsets[i] = (uint32_t)(scan - valueNames_); |
| 824 | while (*scan != '\0') ++scan; |
| 825 | ++scan; // Step over the null. |
| 826 | } |
| 827 | nameOffsets_ = offsets; |
| 828 | } |
| 829 | } |
| 830 | |
| 831 | - (NSString *)enumNameForValue:(int32_t)number { |
| 832 | if (nameOffsets_ == NULL) [self calcValueNameOffsets]; |
| 833 | |
| 834 | for (uint32_t i = 0; i < valueCount_; ++i) { |
| 835 | if (values_[i] == number) { |
| 836 | const char *valueName = valueNames_ + nameOffsets_[i]; |
| 837 | NSString *fullName = [NSString stringWithFormat:@"%@_%s", name_, valueName]; |
| 838 | return fullName; |
| 839 | } |
| 840 | } |
| 841 | return nil; |
| 842 | } |
| 843 | |
| 844 | - (BOOL)getValue:(int32_t *)outValue forEnumName:(NSString *)name { |
| 845 | // Must have the prefix. |
| 846 | NSUInteger prefixLen = name_.length + 1; |
| 847 | if ((name.length <= prefixLen) || ![name hasPrefix:name_] || |
| 848 | ([name characterAtIndex:prefixLen - 1] != '_')) { |
| 849 | return NO; |
| 850 | } |
| 851 | |
| 852 | // Skip over the prefix. |
| 853 | const char *nameAsCStr = [name UTF8String]; |
| 854 | nameAsCStr += prefixLen; |
| 855 | |
| 856 | if (nameOffsets_ == NULL) [self calcValueNameOffsets]; |
| 857 | |
| 858 | // Find it. |
| 859 | for (uint32_t i = 0; i < valueCount_; ++i) { |
| 860 | const char *valueName = valueNames_ + nameOffsets_[i]; |
| 861 | if (strcmp(nameAsCStr, valueName) == 0) { |
| 862 | if (outValue) { |
| 863 | *outValue = values_[i]; |
| 864 | } |
| 865 | return YES; |
| 866 | } |
| 867 | } |
| 868 | return NO; |
| 869 | } |
| 870 | |
| 871 | - (BOOL)getValue:(int32_t *)outValue forEnumTextFormatName:(NSString *)textFormatName { |
| 872 | if (nameOffsets_ == NULL) [self calcValueNameOffsets]; |
| 873 | |
| 874 | for (uint32_t i = 0; i < valueCount_; ++i) { |
| 875 | int32_t value = values_[i]; |
| 876 | NSString *valueTextFormatName = [self textFormatNameForValue:value]; |
| 877 | if ([valueTextFormatName isEqual:textFormatName]) { |
| 878 | if (outValue) { |
| 879 | *outValue = value; |
| 880 | } |
| 881 | return YES; |
| 882 | } |
| 883 | } |
| 884 | return NO; |
| 885 | } |
| 886 | |
| 887 | - (NSString *)textFormatNameForValue:(int32_t)number { |
| 888 | if (nameOffsets_ == NULL) [self calcValueNameOffsets]; |
| 889 | |
| 890 | // Find the EnumValue descriptor and its index. |
| 891 | BOOL foundIt = NO; |
| 892 | uint32_t valueDescriptorIndex; |
| 893 | for (valueDescriptorIndex = 0; valueDescriptorIndex < valueCount_; |
| 894 | ++valueDescriptorIndex) { |
| 895 | if (values_[valueDescriptorIndex] == number) { |
| 896 | foundIt = YES; |
| 897 | break; |
| 898 | } |
| 899 | } |
| 900 | |
| 901 | if (!foundIt) { |
| 902 | return nil; |
| 903 | } |
| 904 | |
| 905 | NSString *result = nil; |
| 906 | // Naming adds an underscore between enum name and value name, skip that also. |
| 907 | const char *valueName = valueNames_ + nameOffsets_[valueDescriptorIndex]; |
| 908 | NSString *shortName = @(valueName); |
| 909 | |
| 910 | // See if it is in the map of special format handling. |
| 911 | if (extraTextFormatInfo_) { |
| 912 | result = GPBDecodeTextFormatName(extraTextFormatInfo_, |
| 913 | (int32_t)valueDescriptorIndex, shortName); |
| 914 | } |
| 915 | // Logic here needs to match what objectivec_enum.cc does in the proto |
| 916 | // compiler. |
| 917 | if (result == nil) { |
| 918 | NSUInteger len = [shortName length]; |
| 919 | NSMutableString *worker = [NSMutableString stringWithCapacity:len]; |
| 920 | for (NSUInteger i = 0; i < len; i++) { |
| 921 | unichar c = [shortName characterAtIndex:i]; |
| 922 | if (i > 0 && c >= 'A' && c <= 'Z') { |
| 923 | [worker appendString:@"_"]; |
| 924 | } |
| 925 | [worker appendFormat:@"%c", toupper((char)c)]; |
| 926 | } |
| 927 | result = worker; |
| 928 | } |
| 929 | return result; |
| 930 | } |
| 931 | |
| 932 | @end |
| 933 | |
| 934 | @implementation GPBExtensionDescriptor { |
| 935 | GPBGenericValue defaultValue_; |
| 936 | } |
| 937 | |
| 938 | @synthesize containingMessageClass = containingMessageClass_; |
| 939 | |
| 940 | - (instancetype)initWithExtensionDescription: |
| 941 | (GPBExtensionDescription *)description { |
| 942 | if ((self = [super init])) { |
| 943 | description_ = description; |
| 944 | |
| 945 | #if defined(DEBUG) && DEBUG |
| 946 | const char *className = description->messageOrGroupClassName; |
| 947 | if (className) { |
| 948 | NSAssert(objc_lookUpClass(className) != Nil, |
| 949 | @"Class %s not defined", className); |
| 950 | } |
| 951 | #endif |
| 952 | |
| 953 | if (description->extendedClass) { |
| 954 | Class containingClass = objc_lookUpClass(description->extendedClass); |
| 955 | NSAssert(containingClass, @"Class %s not defined", |
| 956 | description->extendedClass); |
| 957 | containingMessageClass_ = containingClass; |
| 958 | } |
| 959 | |
| 960 | GPBDataType type = description_->dataType; |
| 961 | if (type == GPBDataTypeBytes) { |
| 962 | // Data stored as a length prefixed c-string in descriptor records. |
| 963 | const uint8_t *bytes = |
| 964 | (const uint8_t *)description->defaultValue.valueData; |
| 965 | if (bytes) { |
| 966 | uint32_t length = *((uint32_t *)bytes); |
| 967 | // The length is stored in network byte order. |
| 968 | length = ntohl(length); |
| 969 | bytes += sizeof(length); |
| 970 | defaultValue_.valueData = |
| 971 | [[NSData alloc] initWithBytes:bytes length:length]; |
| 972 | } |
| 973 | } else if (type == GPBDataTypeMessage || type == GPBDataTypeGroup) { |
| 974 | // The default is looked up in -defaultValue instead since extensions |
| 975 | // aren't common, we avoid the hit startup hit and it avoid initialization |
| 976 | // order issues. |
| 977 | } else { |
| 978 | defaultValue_ = description->defaultValue; |
| 979 | } |
| 980 | } |
| 981 | return self; |
| 982 | } |
| 983 | |
| 984 | - (void)dealloc { |
| 985 | if ((description_->dataType == GPBDataTypeBytes) && |
| 986 | !GPBExtensionIsRepeated(description_)) { |
| 987 | [defaultValue_.valueData release]; |
| 988 | } |
| 989 | [super dealloc]; |
| 990 | } |
| 991 | |
| 992 | - (instancetype)copyWithZone:(NSZone *)zone { |
| 993 | #pragma unused(zone) |
| 994 | // Immutable. |
| 995 | return [self retain]; |
| 996 | } |
| 997 | |
| 998 | - (NSString *)singletonName { |
| 999 | return @(description_->singletonName); |
| 1000 | } |
| 1001 | |
| 1002 | - (const char *)singletonNameC { |
| 1003 | return description_->singletonName; |
| 1004 | } |
| 1005 | |
| 1006 | - (uint32_t)fieldNumber { |
| 1007 | return description_->fieldNumber; |
| 1008 | } |
| 1009 | |
| 1010 | - (GPBDataType)dataType { |
| 1011 | return description_->dataType; |
| 1012 | } |
| 1013 | |
| 1014 | - (GPBWireFormat)wireType { |
| 1015 | return GPBWireFormatForType(description_->dataType, |
| 1016 | GPBExtensionIsPacked(description_)); |
| 1017 | } |
| 1018 | |
| 1019 | - (GPBWireFormat)alternateWireType { |
| 1020 | NSAssert(GPBExtensionIsRepeated(description_), |
| 1021 | @"Only valid on repeated extensions"); |
| 1022 | return GPBWireFormatForType(description_->dataType, |
| 1023 | !GPBExtensionIsPacked(description_)); |
| 1024 | } |
| 1025 | |
| 1026 | - (BOOL)isRepeated { |
| 1027 | return GPBExtensionIsRepeated(description_); |
| 1028 | } |
| 1029 | |
| 1030 | - (BOOL)isMap { |
| 1031 | return (description_->options & GPBFieldMapKeyMask) != 0; |
| 1032 | } |
| 1033 | |
| 1034 | - (BOOL)isPackable { |
| 1035 | return GPBExtensionIsPacked(description_); |
| 1036 | } |
| 1037 | |
| 1038 | - (Class)msgClass { |
| 1039 | return objc_getClass(description_->messageOrGroupClassName); |
| 1040 | } |
| 1041 | |
| 1042 | - (GPBEnumDescriptor *)enumDescriptor { |
| 1043 | if (description_->dataType == GPBDataTypeEnum) { |
| 1044 | GPBEnumDescriptor *enumDescriptor = description_->enumDescriptorFunc(); |
| 1045 | return enumDescriptor; |
| 1046 | } |
| 1047 | return nil; |
| 1048 | } |
| 1049 | |
| 1050 | - (id)defaultValue { |
| 1051 | if (GPBExtensionIsRepeated(description_)) { |
| 1052 | return nil; |
| 1053 | } |
| 1054 | |
| 1055 | switch (description_->dataType) { |
| 1056 | case GPBDataTypeBool: |
| 1057 | return @(defaultValue_.valueBool); |
| 1058 | case GPBDataTypeFloat: |
| 1059 | return @(defaultValue_.valueFloat); |
| 1060 | case GPBDataTypeDouble: |
| 1061 | return @(defaultValue_.valueDouble); |
| 1062 | case GPBDataTypeInt32: |
| 1063 | case GPBDataTypeSInt32: |
| 1064 | case GPBDataTypeEnum: |
| 1065 | case GPBDataTypeSFixed32: |
| 1066 | return @(defaultValue_.valueInt32); |
| 1067 | case GPBDataTypeInt64: |
| 1068 | case GPBDataTypeSInt64: |
| 1069 | case GPBDataTypeSFixed64: |
| 1070 | return @(defaultValue_.valueInt64); |
| 1071 | case GPBDataTypeUInt32: |
| 1072 | case GPBDataTypeFixed32: |
| 1073 | return @(defaultValue_.valueUInt32); |
| 1074 | case GPBDataTypeUInt64: |
| 1075 | case GPBDataTypeFixed64: |
| 1076 | return @(defaultValue_.valueUInt64); |
| 1077 | case GPBDataTypeBytes: |
| 1078 | // Like message fields, the default is zero length data. |
| 1079 | return (defaultValue_.valueData ? defaultValue_.valueData |
| 1080 | : GPBEmptyNSData()); |
| 1081 | case GPBDataTypeString: |
| 1082 | // Like message fields, the default is zero length string. |
| 1083 | return (defaultValue_.valueString ? defaultValue_.valueString : @""); |
| 1084 | case GPBDataTypeGroup: |
| 1085 | case GPBDataTypeMessage: |
| 1086 | return nil; |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | - (NSComparisonResult)compareByFieldNumber:(GPBExtensionDescriptor *)other { |
| 1091 | int32_t selfNumber = description_->fieldNumber; |
| 1092 | int32_t otherNumber = other->description_->fieldNumber; |
| 1093 | if (selfNumber < otherNumber) { |
| 1094 | return NSOrderedAscending; |
| 1095 | } else if (selfNumber == otherNumber) { |
| 1096 | return NSOrderedSame; |
| 1097 | } else { |
| 1098 | return NSOrderedDescending; |
| 1099 | } |
| 1100 | } |
| 1101 | |
| 1102 | @end |
| 1103 | |
| 1104 | #pragma clang diagnostic pop |