// Protocol Buffers - Google's data interchange format // Copyright 2008 Google Inc. All rights reserved. // // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file or at // https://developers.google.com/open-source/licenses/bsd #import "GPBUtilities_PackagePrivate.h" #import #import "GPBArray_PackagePrivate.h" #import "GPBDescriptor_PackagePrivate.h" #import "GPBDictionary_PackagePrivate.h" #import "GPBMessage_PackagePrivate.h" #import "GPBUnknownField.h" #import "GPBUnknownFieldSet.h" // Direct access is use for speed, to avoid even internally declaring things // read/write, etc. The warning is enabled in the project to ensure code calling // protos can turn on -Wdirect-ivar-access without issues. #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wdirect-ivar-access" static void AppendTextFormatForMessage(GPBMessage *message, NSMutableString *toStr, NSString *lineIndent); // Are two datatypes the same basic type representation (ex Int32 and SInt32). // Marked unused because currently only called from asserts/debug. static BOOL DataTypesEquivalent(GPBDataType type1, GPBDataType type2) __attribute__((unused)); // Basic type representation for a type (ex: for SInt32 it is Int32). // Marked unused because currently only called from asserts/debug. static GPBDataType BaseDataType(GPBDataType type) __attribute__((unused)); // String name for a data type. // Marked unused because currently only called from asserts/debug. static NSString *TypeToString(GPBDataType dataType) __attribute__((unused)); // Helper for clearing oneofs. static void GPBMaybeClearOneofPrivate(GPBMessage *self, GPBOneofDescriptor *oneof, int32_t oneofHasIndex, uint32_t fieldNumberNotToClear); NSData *GPBEmptyNSData(void) { static dispatch_once_t onceToken; static NSData *defaultNSData = nil; dispatch_once(&onceToken, ^{ defaultNSData = [[NSData alloc] init]; }); return defaultNSData; } void GPBMessageDropUnknownFieldsRecursively(GPBMessage *initialMessage) { if (!initialMessage) { return; } // Use an array as a list to process to avoid recursion. NSMutableArray *todo = [NSMutableArray arrayWithObject:initialMessage]; while (todo.count) { GPBMessage *msg = todo.lastObject; [todo removeLastObject]; // Clear unknowns. [msg clearUnknownFields]; // Handle the message fields. GPBDescriptor *descriptor = [[msg class] descriptor]; for (GPBFieldDescriptor *field in descriptor->fields_) { if (!GPBFieldDataTypeIsMessage(field)) { continue; } switch (field.fieldType) { case GPBFieldTypeSingle: if (GPBGetHasIvarField(msg, field)) { GPBMessage *fieldMessage = GPBGetObjectIvarWithFieldNoAutocreate(msg, field); [todo addObject:fieldMessage]; } break; case GPBFieldTypeRepeated: { NSArray *fieldMessages = GPBGetObjectIvarWithFieldNoAutocreate(msg, field); if (fieldMessages.count) { [todo addObjectsFromArray:fieldMessages]; } break; } case GPBFieldTypeMap: { id rawFieldMap = GPBGetObjectIvarWithFieldNoAutocreate(msg, field); switch (field.mapKeyDataType) { case GPBDataTypeBool: [(GPBBoolObjectDictionary *)rawFieldMap enumerateKeysAndObjectsUsingBlock:^(__unused BOOL key, id _Nonnull object, __unused BOOL *_Nonnull stop) { [todo addObject:object]; }]; break; case GPBDataTypeFixed32: case GPBDataTypeUInt32: [(GPBUInt32ObjectDictionary *)rawFieldMap enumerateKeysAndObjectsUsingBlock:^(__unused uint32_t key, id _Nonnull object, __unused BOOL *_Nonnull stop) { [todo addObject:object]; }]; break; case GPBDataTypeInt32: case GPBDataTypeSFixed32: case GPBDataTypeSInt32: [(GPBInt32ObjectDictionary *)rawFieldMap enumerateKeysAndObjectsUsingBlock:^(__unused int32_t key, id _Nonnull object, __unused BOOL *_Nonnull stop) { [todo addObject:object]; }]; break; case GPBDataTypeFixed64: case GPBDataTypeUInt64: [(GPBUInt64ObjectDictionary *)rawFieldMap enumerateKeysAndObjectsUsingBlock:^(__unused uint64_t key, id _Nonnull object, __unused BOOL *_Nonnull stop) { [todo addObject:object]; }]; break; case GPBDataTypeInt64: case GPBDataTypeSFixed64: case GPBDataTypeSInt64: [(GPBInt64ObjectDictionary *)rawFieldMap enumerateKeysAndObjectsUsingBlock:^(__unused int64_t key, id _Nonnull object, __unused BOOL *_Nonnull stop) { [todo addObject:object]; }]; break; case GPBDataTypeString: [(NSDictionary *)rawFieldMap enumerateKeysAndObjectsUsingBlock:^(__unused NSString *_Nonnull key, GPBMessage *_Nonnull obj, __unused BOOL *_Nonnull stop) { [todo addObject:obj]; }]; break; case GPBDataTypeFloat: case GPBDataTypeDouble: case GPBDataTypeEnum: case GPBDataTypeBytes: case GPBDataTypeGroup: case GPBDataTypeMessage: NSCAssert(NO, @"Aren't valid key types."); } break; } // switch(field.mapKeyDataType) } // switch(field.fieldType) } // for(fields) // Handle any extensions holding messages. for (GPBExtensionDescriptor *extension in [msg extensionsCurrentlySet]) { if (!GPBDataTypeIsMessage(extension.dataType)) { continue; } if (extension.isRepeated) { NSArray *extMessages = [msg getExtension:extension]; [todo addObjectsFromArray:extMessages]; } else { GPBMessage *extMessage = [msg getExtension:extension]; [todo addObject:extMessage]; } } // for(extensionsCurrentlySet) } // while(todo.count) } // -- About Version Checks -- // There's actually 3 places these checks all come into play: // 1. When the generated source is compile into .o files, the header check // happens. This is checking the protoc used matches the library being used // when making the .o. // 2. Every place a generated proto header is included in a developer's code, // the header check comes into play again. But this time it is checking that // the current library headers being used still support/match the ones for // the generated code. // 3. At runtime the final check here (GPBCheckRuntimeVersionsInternal), is // called from the generated code passing in values captured when the // generated code's .o was made. This checks that at runtime the generated // code and runtime library match. void GPBCheckRuntimeVersionSupport(int32_t objcRuntimeVersion) { // NOTE: This is passing the value captured in the compiled code to check // against the values captured when the runtime support was compiled. This // ensures the library code isn't in a different framework/library that // was generated with a non matching version. if (GOOGLE_PROTOBUF_OBJC_VERSION < objcRuntimeVersion) { // Library is too old for headers. [NSException raise:NSInternalInconsistencyException format:@"Linked to ProtocolBuffer runtime version %d," @" but code compiled needing at least %d!", GOOGLE_PROTOBUF_OBJC_VERSION, objcRuntimeVersion]; } if (objcRuntimeVersion < GOOGLE_PROTOBUF_OBJC_MIN_SUPPORTED_VERSION) { // Headers are too old for library. [NSException raise:NSInternalInconsistencyException format:@"Proto generation source compiled against runtime" @" version %d, but this version of the runtime only" @" supports back to %d!", objcRuntimeVersion, GOOGLE_PROTOBUF_OBJC_MIN_SUPPORTED_VERSION]; } } void GPBRuntimeMatchFailure(void) { [NSException raise:NSInternalInconsistencyException format:@"Proto generation source appears to have been from a" @" version newer that this runtime (%d).", GOOGLE_PROTOBUF_OBJC_VERSION]; } // This api is no longer used for version checks. 30001 is the last version // using this old versioning model. When that support is removed, this function // can be removed (along with the declaration in GPBUtilities_PackagePrivate.h). void GPBCheckRuntimeVersionInternal(int32_t version) { GPBInternalCompileAssert(GOOGLE_PROTOBUF_OBJC_MIN_SUPPORTED_VERSION <= 30001, time_to_remove_this_old_version_shim); if (version != GOOGLE_PROTOBUF_OBJC_MIN_SUPPORTED_VERSION) { [NSException raise:NSInternalInconsistencyException format:@"Linked to ProtocolBuffer runtime version %d," @" but code compiled with version %d!", GOOGLE_PROTOBUF_OBJC_GEN_VERSION, version]; } } BOOL GPBMessageHasFieldNumberSet(GPBMessage *self, uint32_t fieldNumber) { GPBDescriptor *descriptor = [self descriptor]; GPBFieldDescriptor *field = [descriptor fieldWithNumber:fieldNumber]; return GPBMessageHasFieldSet(self, field); } BOOL GPBMessageHasFieldSet(GPBMessage *self, GPBFieldDescriptor *field) { if (self == nil || field == nil) return NO; // Repeated/Map don't use the bit, they check the count. if (GPBFieldIsMapOrArray(field)) { // Array/map type doesn't matter, since GPB*Array/NSArray and // GPB*Dictionary/NSDictionary all support -count; NSArray *arrayOrMap = GPBGetObjectIvarWithFieldNoAutocreate(self, field); return (arrayOrMap.count > 0); } else { return GPBGetHasIvarField(self, field); } } void GPBClearMessageField(GPBMessage *self, GPBFieldDescriptor *field) { // If not set, nothing to do. if (!GPBGetHasIvarField(self, field)) { return; } GPBMessageFieldDescription *fieldDesc = field->description_; if (GPBFieldStoresObject(field)) { // Object types are handled slightly differently, they need to be released. uint8_t *storage = (uint8_t *)self->messageStorage_; id *typePtr = (id *)&storage[fieldDesc->offset]; [*typePtr release]; *typePtr = nil; } else { // POD types just need to clear the has bit as the Get* method will // fetch the default when needed. } GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, NO); } void GPBClearOneof(GPBMessage *self, GPBOneofDescriptor *oneof) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] oneofWithName:oneof.name] == oneof, @"OneofDescriptor %@ doesn't appear to be for %@ messages.", oneof.name, [self class]); #endif GPBFieldDescriptor *firstField = oneof->fields_[0]; GPBMaybeClearOneofPrivate(self, oneof, firstField->description_->hasIndex, 0); } BOOL GPBGetHasIvar(GPBMessage *self, int32_t idx, uint32_t fieldNumber) { NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); if (idx < 0) { NSCAssert(fieldNumber != 0, @"Invalid field number."); BOOL hasIvar = (self->messageStorage_->_has_storage_[-idx] == fieldNumber); return hasIvar; } else { NSCAssert(idx != GPBNoHasBit, @"Invalid has bit."); uint32_t byteIndex = idx / 32; uint32_t bitMask = (1U << (idx % 32)); BOOL hasIvar = (self->messageStorage_->_has_storage_[byteIndex] & bitMask) ? YES : NO; return hasIvar; } } uint32_t GPBGetHasOneof(GPBMessage *self, int32_t idx) { NSCAssert(idx < 0, @"%@: invalid index (%d) for oneof.", [self class], idx); uint32_t result = self->messageStorage_->_has_storage_[-idx]; return result; } void GPBSetHasIvar(GPBMessage *self, int32_t idx, uint32_t fieldNumber, BOOL value) { if (idx < 0) { NSCAssert(fieldNumber != 0, @"Invalid field number."); uint32_t *has_storage = self->messageStorage_->_has_storage_; has_storage[-idx] = (value ? fieldNumber : 0); } else { NSCAssert(idx != GPBNoHasBit, @"Invalid has bit."); uint32_t *has_storage = self->messageStorage_->_has_storage_; uint32_t byte = idx / 32; uint32_t bitMask = (1U << (idx % 32)); if (value) { has_storage[byte] |= bitMask; } else { has_storage[byte] &= ~bitMask; } } } static void GPBMaybeClearOneofPrivate(GPBMessage *self, GPBOneofDescriptor *oneof, int32_t oneofHasIndex, uint32_t fieldNumberNotToClear) { uint32_t fieldNumberSet = GPBGetHasOneof(self, oneofHasIndex); if ((fieldNumberSet == fieldNumberNotToClear) || (fieldNumberSet == 0)) { // Do nothing/nothing set in the oneof. return; } // Like GPBClearMessageField(), free the memory if an objecttype is set, // pod types don't need to do anything. GPBFieldDescriptor *fieldSet = [oneof fieldWithNumber:fieldNumberSet]; NSCAssert(fieldSet, @"%@: oneof set to something (%u) not in the oneof?", [self class], fieldNumberSet); if (fieldSet && GPBFieldStoresObject(fieldSet)) { uint8_t *storage = (uint8_t *)self->messageStorage_; id *typePtr = (id *)&storage[fieldSet->description_->offset]; [*typePtr release]; *typePtr = nil; } // Set to nothing stored in the oneof. // (field number doesn't matter since setting to nothing). GPBSetHasIvar(self, oneofHasIndex, 1, NO); } #pragma mark - IVar accessors // clang-format off //%PDDM-DEFINE IVAR_POD_ACCESSORS_DEFN(NAME, TYPE) //%TYPE GPBGetMessage##NAME##Field(GPBMessage *self, //% TYPE$S NAME$S GPBFieldDescriptor *field) { //%#if defined(DEBUG) && DEBUG //% NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, //% @"FieldDescriptor %@ doesn't appear to be for %@ messages.", //% field.name, [self class]); //% NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), //% GPBDataType##NAME), //% @"Attempting to get value of TYPE from field %@ " //% @"of %@ which is of type %@.", //% [self class], field.name, //% TypeToString(GPBGetFieldDataType(field))); //%#endif //% if (GPBGetHasIvarField(self, field)) { //% uint8_t *storage = (uint8_t *)self->messageStorage_; //% TYPE *typePtr = (TYPE *)&storage[field->description_->offset]; //% return *typePtr; //% } else { //% return field.defaultValue.value##NAME; //% } //%} //% //%// Only exists for public api, no core code should use this. //%void GPBSetMessage##NAME##Field(GPBMessage *self, //% NAME$S GPBFieldDescriptor *field, //% NAME$S TYPE value) { //% if (self == nil || field == nil) return; //%#if defined(DEBUG) && DEBUG //% NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, //% @"FieldDescriptor %@ doesn't appear to be for %@ messages.", //% field.name, [self class]); //% NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), //% GPBDataType##NAME), //% @"Attempting to set field %@ of %@ which is of type %@ with " //% @"value of type TYPE.", //% [self class], field.name, //% TypeToString(GPBGetFieldDataType(field))); //%#endif //% GPBSet##NAME##IvarWithFieldPrivate(self, field, value); //%} //% //%void GPBSet##NAME##IvarWithFieldPrivate(GPBMessage *self, //% NAME$S GPBFieldDescriptor *field, //% NAME$S TYPE value) { //% GPBOneofDescriptor *oneof = field->containingOneof_; //% GPBMessageFieldDescription *fieldDesc = field->description_; //% if (oneof) { //% GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); //% } //%#if defined(DEBUG) && DEBUG //% NSCAssert(self->messageStorage_ != NULL, //% @"%@: All messages should have storage (from init)", //% [self class]); //%#endif //%#if defined(__clang_analyzer__) //% if (self->messageStorage_ == NULL) return; //%#endif //% uint8_t *storage = (uint8_t *)self->messageStorage_; //% TYPE *typePtr = (TYPE *)&storage[fieldDesc->offset]; //% *typePtr = value; //% // If the value is zero, then we only count the field as "set" if the field //% // shouldn't auto clear on zero. //% BOOL hasValue = ((value != (TYPE)0) //% || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); //% GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); //% GPBBecomeVisibleToAutocreator(self); //%} //% //%PDDM-DEFINE IVAR_ALIAS_DEFN_OBJECT(NAME, TYPE) //%// Only exists for public api, no core code should use this. //%TYPE *GPBGetMessage##NAME##Field(GPBMessage *self, //% TYPE$S NAME$S GPBFieldDescriptor *field) { //%#if defined(DEBUG) && DEBUG //% NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), //% GPBDataType##NAME), //% @"Attempting to get value of TYPE from field %@ " //% @"of %@ which is of type %@.", //% [self class], field.name, //% TypeToString(GPBGetFieldDataType(field))); //%#endif //% return (TYPE *)GPBGetObjectIvarWithField(self, field); //%} //% //%// Only exists for public api, no core code should use this. //%void GPBSetMessage##NAME##Field(GPBMessage *self, //% NAME$S GPBFieldDescriptor *field, //% NAME$S TYPE *value) { //%#if defined(DEBUG) && DEBUG //% NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), //% GPBDataType##NAME), //% @"Attempting to set field %@ of %@ which is of type %@ with " //% @"value of type TYPE.", //% [self class], field.name, //% TypeToString(GPBGetFieldDataType(field))); //%#endif //% GPBSetObjectIvarWithField(self, field, (id)value); //%} //% //%PDDM-DEFINE IVAR_ALIAS_DEFN_COPY_OBJECT(NAME, TYPE) //%// Only exists for public api, no core code should use this. //%TYPE *GPBGetMessage##NAME##Field(GPBMessage *self, //% TYPE$S NAME$S GPBFieldDescriptor *field) { //%#if defined(DEBUG) && DEBUG //% NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), //% GPBDataType##NAME), //% @"Attempting to get value of TYPE from field %@ " //% @"of %@ which is of type %@.", //% [self class], field.name, //% TypeToString(GPBGetFieldDataType(field))); //%#endif //% return (TYPE *)GPBGetObjectIvarWithField(self, field); //%} //% //%// Only exists for public api, no core code should use this. //%void GPBSetMessage##NAME##Field(GPBMessage *self, //% NAME$S GPBFieldDescriptor *field, //% NAME$S TYPE *value) { //%#if defined(DEBUG) && DEBUG //% NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), //% GPBDataType##NAME), //% @"Attempting to set field %@ of %@ which is of type %@ with " //% @"value of type TYPE.", //% [self class], field.name, //% TypeToString(GPBGetFieldDataType(field))); //%#endif //% GPBSetCopyObjectIvarWithField(self, field, (id)value); //%} //% // clang-format on // Object types are handled slightly differently, they need to be released // and retained. void GPBClearAutocreatedMessageIvarWithField(GPBMessage *self, GPBFieldDescriptor *field) { if (GPBGetHasIvarField(self, field)) { return; } uint8_t *storage = (uint8_t *)self->messageStorage_; id *typePtr = (id *)&storage[field->description_->offset]; GPBMessage *oldValue = *typePtr; *typePtr = NULL; GPBClearMessageAutocreator(oldValue); [oldValue release]; } // This exists only for bridging some aliased types, nothing else should use it. static void GPBSetObjectIvarWithField(GPBMessage *self, GPBFieldDescriptor *field, id value) { if (self == nil || field == nil) return; GPBSetRetainedObjectIvarWithFieldPrivate(self, field, [value retain]); } static void GPBSetCopyObjectIvarWithField(GPBMessage *self, GPBFieldDescriptor *field, id value); // GPBSetCopyObjectIvarWithField is blocked from the analyzer because it flags // a leak for the -copy even though GPBSetRetainedObjectIvarWithFieldPrivate // is marked as consuming the value. Note: For some reason this doesn't happen // with the -retain in GPBSetObjectIvarWithField. #if !defined(__clang_analyzer__) // This exists only for bridging some aliased types, nothing else should use it. static void GPBSetCopyObjectIvarWithField(GPBMessage *self, GPBFieldDescriptor *field, id value) { if (self == nil || field == nil) return; GPBSetRetainedObjectIvarWithFieldPrivate(self, field, [value copy]); } #endif // !defined(__clang_analyzer__) void GPBSetObjectIvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, id value) { GPBSetRetainedObjectIvarWithFieldPrivate(self, field, [value retain]); } void GPBSetRetainedObjectIvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, id value) { NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); #if defined(__clang_analyzer__) if (self->messageStorage_ == NULL) return; #endif GPBDataType fieldType = GPBGetFieldDataType(field); BOOL isMapOrArray = GPBFieldIsMapOrArray(field); BOOL fieldIsMessage = GPBDataTypeIsMessage(fieldType); #if defined(DEBUG) && DEBUG if (value == nil && !isMapOrArray && !fieldIsMessage && field.hasDefaultValue) { // Setting a message to nil is an obvious way to "clear" the value // as there is no way to set a non-empty default value for messages. // // For Strings and Bytes that have default values set it is not clear what // should be done when their value is set to nil. Is the intention just to // clear the set value and reset to default, or is the intention to set the // value to the empty string/data? Arguments can be made for both cases. // 'nil' has been abused as a replacement for an empty string/data in ObjC. // We decided to be consistent with all "object" types and clear the has // field, and fall back on the default value. The warning below will only // appear in debug, but the could should be changed so the intention is // clear. NSString *propName = field.name; NSString *className = self.descriptor.name; NSString *firstLetterCapitalizedName = [[[className substringToIndex:1] uppercaseString] stringByAppendingString:[className substringFromIndex:1]]; NSLog(@"warning: '%@.%@ = nil;' is not clearly defined for fields with " @"default values. Please use '%@.%@ = %@' if you want to set it to " @"empty, or call '%@.has%@ = NO' to reset it to it's default value of " @"'%@'. Defaulting to resetting default value.", className, propName, className, propName, (fieldType == GPBDataTypeString) ? @"@\"\"" : @"GPBEmptyNSData()", className, firstLetterCapitalizedName, field.defaultValue.valueString); // Note: valueString, depending on the type, it could easily be // valueData/valueMessage. } #endif // DEBUG GPBMessageFieldDescription *fieldDesc = field->description_; if (!isMapOrArray) { // Non repeated/map can be in an oneof, clear any existing value from the // oneof. GPBOneofDescriptor *oneof = field->containingOneof_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } // Clear "has" if they are being set to nil. BOOL setHasValue = (value != nil); // If the field should clear on a "zero" value, then check if the string/data // was zero length, and clear instead. if (((fieldDesc->flags & GPBFieldClearHasIvarOnZero) != 0) && ([value length] == 0)) { setHasValue = NO; // The value passed in was retained, it must be released since we // aren't saving anything in the field. [value release]; value = nil; } GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, setHasValue); } uint8_t *storage = (uint8_t *)self->messageStorage_; id *typePtr = (id *)&storage[fieldDesc->offset]; id oldValue = *typePtr; *typePtr = value; if (oldValue) { if (isMapOrArray) { if (field.fieldType == GPBFieldTypeRepeated) { // If the old array was autocreated by us, then clear it. if (GPBDataTypeIsObject(fieldType)) { if ([oldValue isKindOfClass:[GPBAutocreatedArray class]]) { GPBAutocreatedArray *autoArray = oldValue; if (autoArray->_autocreator == self) { autoArray->_autocreator = nil; } } } else { // Type doesn't matter, it is a GPB*Array. GPBInt32Array *gpbArray = oldValue; if (gpbArray->_autocreator == self) { gpbArray->_autocreator = nil; } } } else { // GPBFieldTypeMap // If the old map was autocreated by us, then clear it. if ((field.mapKeyDataType == GPBDataTypeString) && GPBDataTypeIsObject(fieldType)) { if ([oldValue isKindOfClass:[GPBAutocreatedDictionary class]]) { GPBAutocreatedDictionary *autoDict = oldValue; if (autoDict->_autocreator == self) { autoDict->_autocreator = nil; } } } else { // Type doesn't matter, it is a GPB*Dictionary. GPBInt32Int32Dictionary *gpbDict = oldValue; if (gpbDict->_autocreator == self) { gpbDict->_autocreator = nil; } } } } else if (fieldIsMessage) { // If the old message value was autocreated by us, then clear it. GPBMessage *oldMessageValue = oldValue; if (GPBWasMessageAutocreatedBy(oldMessageValue, self)) { GPBClearMessageAutocreator(oldMessageValue); } } [oldValue release]; } GPBBecomeVisibleToAutocreator(self); } id GPBGetObjectIvarWithFieldNoAutocreate(GPBMessage *self, GPBFieldDescriptor *field) { if (self->messageStorage_ == nil) { return nil; } uint8_t *storage = (uint8_t *)self->messageStorage_; id *typePtr = (id *)&storage[field->description_->offset]; return *typePtr; } // Only exists for public api, no core code should use this. int32_t GPBGetMessageEnumField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(GPBGetFieldDataType(field) == GPBDataTypeEnum, @"Attempting to get value of type Enum from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif int32_t result = GPBGetMessageInt32Field(self, field); // If this is presevering unknown enums, make sure the value is valid before // returning it. if (!GPBFieldIsClosedEnum(field) && ![field isValidEnumValue:result]) { result = kGPBUnrecognizedEnumeratorValue; } return result; } // Only exists for public api, no core code should use this. void GPBSetMessageEnumField(GPBMessage *self, GPBFieldDescriptor *field, int32_t value) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(GPBGetFieldDataType(field) == GPBDataTypeEnum, @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type Enum.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetEnumIvarWithFieldPrivate(self, field, value); } void GPBSetEnumIvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, int32_t value) { // Don't allow in unknown values. Proto3 can use the Raw method. if (![field isValidEnumValue:value]) { [NSException raise:NSInvalidArgumentException format:@"%@.%@: Attempt to set an unknown enum value (%d)", [self class], field.name, value]; } GPBSetInt32IvarWithFieldPrivate(self, field, value); } // Only exists for public api, no core code should use this. int32_t GPBGetMessageRawEnumField(GPBMessage *self, GPBFieldDescriptor *field) { int32_t result = GPBGetMessageInt32Field(self, field); return result; } // Only exists for public api, no core code should use this. void GPBSetMessageRawEnumField(GPBMessage *self, GPBFieldDescriptor *field, int32_t value) { GPBSetInt32IvarWithFieldPrivate(self, field, value); } BOOL GPBGetMessageBoolField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeBool), @"Attempting to get value of type bool from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif if (GPBGetHasIvarField(self, field)) { // Bools are stored in the has bits to avoid needing explicit space in the // storage structure. // (the field number passed to the HasIvar helper doesn't really matter // since the offset is never negative) GPBMessageFieldDescription *fieldDesc = field->description_; return GPBGetHasIvar(self, (int32_t)(fieldDesc->offset), fieldDesc->number); } else { return field.defaultValue.valueBool; } } // Only exists for public api, no core code should use this. void GPBSetMessageBoolField(GPBMessage *self, GPBFieldDescriptor *field, BOOL value) { if (self == nil || field == nil) return; #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeBool), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type bool.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetBoolIvarWithFieldPrivate(self, field, value); } void GPBSetBoolIvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, BOOL value) { GPBMessageFieldDescription *fieldDesc = field->description_; GPBOneofDescriptor *oneof = field->containingOneof_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } // Bools are stored in the has bits to avoid needing explicit space in the // storage structure. // (the field number passed to the HasIvar helper doesn't really matter since // the offset is never negative) GPBSetHasIvar(self, (int32_t)(fieldDesc->offset), fieldDesc->number, value); // If the value is zero, then we only count the field as "set" if the field // shouldn't auto clear on zero. BOOL hasValue = ((value != (BOOL)0) || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); GPBBecomeVisibleToAutocreator(self); } // clang-format off //%PDDM-EXPAND IVAR_POD_ACCESSORS_DEFN(Int32, int32_t) // This block of code is generated, do not edit it directly. int32_t GPBGetMessageInt32Field(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeInt32), @"Attempting to get value of int32_t from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif if (GPBGetHasIvarField(self, field)) { uint8_t *storage = (uint8_t *)self->messageStorage_; int32_t *typePtr = (int32_t *)&storage[field->description_->offset]; return *typePtr; } else { return field.defaultValue.valueInt32; } } // Only exists for public api, no core code should use this. void GPBSetMessageInt32Field(GPBMessage *self, GPBFieldDescriptor *field, int32_t value) { if (self == nil || field == nil) return; #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeInt32), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type int32_t.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetInt32IvarWithFieldPrivate(self, field, value); } void GPBSetInt32IvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, int32_t value) { GPBOneofDescriptor *oneof = field->containingOneof_; GPBMessageFieldDescription *fieldDesc = field->description_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } #if defined(DEBUG) && DEBUG NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); #endif #if defined(__clang_analyzer__) if (self->messageStorage_ == NULL) return; #endif uint8_t *storage = (uint8_t *)self->messageStorage_; int32_t *typePtr = (int32_t *)&storage[fieldDesc->offset]; *typePtr = value; // If the value is zero, then we only count the field as "set" if the field // shouldn't auto clear on zero. BOOL hasValue = ((value != (int32_t)0) || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); GPBBecomeVisibleToAutocreator(self); } //%PDDM-EXPAND IVAR_POD_ACCESSORS_DEFN(UInt32, uint32_t) // This block of code is generated, do not edit it directly. uint32_t GPBGetMessageUInt32Field(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeUInt32), @"Attempting to get value of uint32_t from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif if (GPBGetHasIvarField(self, field)) { uint8_t *storage = (uint8_t *)self->messageStorage_; uint32_t *typePtr = (uint32_t *)&storage[field->description_->offset]; return *typePtr; } else { return field.defaultValue.valueUInt32; } } // Only exists for public api, no core code should use this. void GPBSetMessageUInt32Field(GPBMessage *self, GPBFieldDescriptor *field, uint32_t value) { if (self == nil || field == nil) return; #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeUInt32), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type uint32_t.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetUInt32IvarWithFieldPrivate(self, field, value); } void GPBSetUInt32IvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, uint32_t value) { GPBOneofDescriptor *oneof = field->containingOneof_; GPBMessageFieldDescription *fieldDesc = field->description_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } #if defined(DEBUG) && DEBUG NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); #endif #if defined(__clang_analyzer__) if (self->messageStorage_ == NULL) return; #endif uint8_t *storage = (uint8_t *)self->messageStorage_; uint32_t *typePtr = (uint32_t *)&storage[fieldDesc->offset]; *typePtr = value; // If the value is zero, then we only count the field as "set" if the field // shouldn't auto clear on zero. BOOL hasValue = ((value != (uint32_t)0) || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); GPBBecomeVisibleToAutocreator(self); } //%PDDM-EXPAND IVAR_POD_ACCESSORS_DEFN(Int64, int64_t) // This block of code is generated, do not edit it directly. int64_t GPBGetMessageInt64Field(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeInt64), @"Attempting to get value of int64_t from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif if (GPBGetHasIvarField(self, field)) { uint8_t *storage = (uint8_t *)self->messageStorage_; int64_t *typePtr = (int64_t *)&storage[field->description_->offset]; return *typePtr; } else { return field.defaultValue.valueInt64; } } // Only exists for public api, no core code should use this. void GPBSetMessageInt64Field(GPBMessage *self, GPBFieldDescriptor *field, int64_t value) { if (self == nil || field == nil) return; #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeInt64), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type int64_t.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetInt64IvarWithFieldPrivate(self, field, value); } void GPBSetInt64IvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, int64_t value) { GPBOneofDescriptor *oneof = field->containingOneof_; GPBMessageFieldDescription *fieldDesc = field->description_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } #if defined(DEBUG) && DEBUG NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); #endif #if defined(__clang_analyzer__) if (self->messageStorage_ == NULL) return; #endif uint8_t *storage = (uint8_t *)self->messageStorage_; int64_t *typePtr = (int64_t *)&storage[fieldDesc->offset]; *typePtr = value; // If the value is zero, then we only count the field as "set" if the field // shouldn't auto clear on zero. BOOL hasValue = ((value != (int64_t)0) || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); GPBBecomeVisibleToAutocreator(self); } //%PDDM-EXPAND IVAR_POD_ACCESSORS_DEFN(UInt64, uint64_t) // This block of code is generated, do not edit it directly. uint64_t GPBGetMessageUInt64Field(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeUInt64), @"Attempting to get value of uint64_t from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif if (GPBGetHasIvarField(self, field)) { uint8_t *storage = (uint8_t *)self->messageStorage_; uint64_t *typePtr = (uint64_t *)&storage[field->description_->offset]; return *typePtr; } else { return field.defaultValue.valueUInt64; } } // Only exists for public api, no core code should use this. void GPBSetMessageUInt64Field(GPBMessage *self, GPBFieldDescriptor *field, uint64_t value) { if (self == nil || field == nil) return; #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeUInt64), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type uint64_t.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetUInt64IvarWithFieldPrivate(self, field, value); } void GPBSetUInt64IvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, uint64_t value) { GPBOneofDescriptor *oneof = field->containingOneof_; GPBMessageFieldDescription *fieldDesc = field->description_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } #if defined(DEBUG) && DEBUG NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); #endif #if defined(__clang_analyzer__) if (self->messageStorage_ == NULL) return; #endif uint8_t *storage = (uint8_t *)self->messageStorage_; uint64_t *typePtr = (uint64_t *)&storage[fieldDesc->offset]; *typePtr = value; // If the value is zero, then we only count the field as "set" if the field // shouldn't auto clear on zero. BOOL hasValue = ((value != (uint64_t)0) || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); GPBBecomeVisibleToAutocreator(self); } //%PDDM-EXPAND IVAR_POD_ACCESSORS_DEFN(Float, float) // This block of code is generated, do not edit it directly. float GPBGetMessageFloatField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeFloat), @"Attempting to get value of float from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif if (GPBGetHasIvarField(self, field)) { uint8_t *storage = (uint8_t *)self->messageStorage_; float *typePtr = (float *)&storage[field->description_->offset]; return *typePtr; } else { return field.defaultValue.valueFloat; } } // Only exists for public api, no core code should use this. void GPBSetMessageFloatField(GPBMessage *self, GPBFieldDescriptor *field, float value) { if (self == nil || field == nil) return; #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeFloat), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type float.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetFloatIvarWithFieldPrivate(self, field, value); } void GPBSetFloatIvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, float value) { GPBOneofDescriptor *oneof = field->containingOneof_; GPBMessageFieldDescription *fieldDesc = field->description_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } #if defined(DEBUG) && DEBUG NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); #endif #if defined(__clang_analyzer__) if (self->messageStorage_ == NULL) return; #endif uint8_t *storage = (uint8_t *)self->messageStorage_; float *typePtr = (float *)&storage[fieldDesc->offset]; *typePtr = value; // If the value is zero, then we only count the field as "set" if the field // shouldn't auto clear on zero. BOOL hasValue = ((value != (float)0) || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); GPBBecomeVisibleToAutocreator(self); } //%PDDM-EXPAND IVAR_POD_ACCESSORS_DEFN(Double, double) // This block of code is generated, do not edit it directly. double GPBGetMessageDoubleField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeDouble), @"Attempting to get value of double from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif if (GPBGetHasIvarField(self, field)) { uint8_t *storage = (uint8_t *)self->messageStorage_; double *typePtr = (double *)&storage[field->description_->offset]; return *typePtr; } else { return field.defaultValue.valueDouble; } } // Only exists for public api, no core code should use this. void GPBSetMessageDoubleField(GPBMessage *self, GPBFieldDescriptor *field, double value) { if (self == nil || field == nil) return; #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] fieldWithNumber:field.number] == field, @"FieldDescriptor %@ doesn't appear to be for %@ messages.", field.name, [self class]); NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeDouble), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type double.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetDoubleIvarWithFieldPrivate(self, field, value); } void GPBSetDoubleIvarWithFieldPrivate(GPBMessage *self, GPBFieldDescriptor *field, double value) { GPBOneofDescriptor *oneof = field->containingOneof_; GPBMessageFieldDescription *fieldDesc = field->description_; if (oneof) { GPBMaybeClearOneofPrivate(self, oneof, fieldDesc->hasIndex, fieldDesc->number); } #if defined(DEBUG) && DEBUG NSCAssert(self->messageStorage_ != NULL, @"%@: All messages should have storage (from init)", [self class]); #endif #if defined(__clang_analyzer__) if (self->messageStorage_ == NULL) return; #endif uint8_t *storage = (uint8_t *)self->messageStorage_; double *typePtr = (double *)&storage[fieldDesc->offset]; *typePtr = value; // If the value is zero, then we only count the field as "set" if the field // shouldn't auto clear on zero. BOOL hasValue = ((value != (double)0) || ((fieldDesc->flags & GPBFieldClearHasIvarOnZero) == 0)); GPBSetHasIvar(self, fieldDesc->hasIndex, fieldDesc->number, hasValue); GPBBecomeVisibleToAutocreator(self); } //%PDDM-EXPAND-END (6 expansions) // Aliases are function calls that are virtually the same. //%PDDM-EXPAND IVAR_ALIAS_DEFN_COPY_OBJECT(String, NSString) // This block of code is generated, do not edit it directly. // Only exists for public api, no core code should use this. NSString *GPBGetMessageStringField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeString), @"Attempting to get value of NSString from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif return (NSString *)GPBGetObjectIvarWithField(self, field); } // Only exists for public api, no core code should use this. void GPBSetMessageStringField(GPBMessage *self, GPBFieldDescriptor *field, NSString *value) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeString), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type NSString.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetCopyObjectIvarWithField(self, field, (id)value); } //%PDDM-EXPAND IVAR_ALIAS_DEFN_COPY_OBJECT(Bytes, NSData) // This block of code is generated, do not edit it directly. // Only exists for public api, no core code should use this. NSData *GPBGetMessageBytesField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeBytes), @"Attempting to get value of NSData from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif return (NSData *)GPBGetObjectIvarWithField(self, field); } // Only exists for public api, no core code should use this. void GPBSetMessageBytesField(GPBMessage *self, GPBFieldDescriptor *field, NSData *value) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeBytes), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type NSData.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetCopyObjectIvarWithField(self, field, (id)value); } //%PDDM-EXPAND IVAR_ALIAS_DEFN_OBJECT(Message, GPBMessage) // This block of code is generated, do not edit it directly. // Only exists for public api, no core code should use this. GPBMessage *GPBGetMessageMessageField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeMessage), @"Attempting to get value of GPBMessage from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif return (GPBMessage *)GPBGetObjectIvarWithField(self, field); } // Only exists for public api, no core code should use this. void GPBSetMessageMessageField(GPBMessage *self, GPBFieldDescriptor *field, GPBMessage *value) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeMessage), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type GPBMessage.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetObjectIvarWithField(self, field, (id)value); } //%PDDM-EXPAND IVAR_ALIAS_DEFN_OBJECT(Group, GPBMessage) // This block of code is generated, do not edit it directly. // Only exists for public api, no core code should use this. GPBMessage *GPBGetMessageGroupField(GPBMessage *self, GPBFieldDescriptor *field) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeGroup), @"Attempting to get value of GPBMessage from field %@ " @"of %@ which is of type %@.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif return (GPBMessage *)GPBGetObjectIvarWithField(self, field); } // Only exists for public api, no core code should use this. void GPBSetMessageGroupField(GPBMessage *self, GPBFieldDescriptor *field, GPBMessage *value) { #if defined(DEBUG) && DEBUG NSCAssert(DataTypesEquivalent(GPBGetFieldDataType(field), GPBDataTypeGroup), @"Attempting to set field %@ of %@ which is of type %@ with " @"value of type GPBMessage.", [self class], field.name, TypeToString(GPBGetFieldDataType(field))); #endif GPBSetObjectIvarWithField(self, field, (id)value); } //%PDDM-EXPAND-END (4 expansions) // clang-format on // GPBGetMessageRepeatedField is defined in GPBMessage.m // Only exists for public api, no core code should use this. void GPBSetMessageRepeatedField(GPBMessage *self, GPBFieldDescriptor *field, id array) { #if defined(DEBUG) && DEBUG if (field.fieldType != GPBFieldTypeRepeated) { [NSException raise:NSInvalidArgumentException format:@"%@.%@ is not a repeated field.", [self class], field.name]; } Class expectedClass = Nil; switch (GPBGetFieldDataType(field)) { case GPBDataTypeBool: expectedClass = [GPBBoolArray class]; break; case GPBDataTypeSFixed32: case GPBDataTypeInt32: case GPBDataTypeSInt32: expectedClass = [GPBInt32Array class]; break; case GPBDataTypeFixed32: case GPBDataTypeUInt32: expectedClass = [GPBUInt32Array class]; break; case GPBDataTypeSFixed64: case GPBDataTypeInt64: case GPBDataTypeSInt64: expectedClass = [GPBInt64Array class]; break; case GPBDataTypeFixed64: case GPBDataTypeUInt64: expectedClass = [GPBUInt64Array class]; break; case GPBDataTypeFloat: expectedClass = [GPBFloatArray class]; break; case GPBDataTypeDouble: expectedClass = [GPBDoubleArray class]; break; case GPBDataTypeBytes: case GPBDataTypeString: case GPBDataTypeMessage: case GPBDataTypeGroup: expectedClass = [NSMutableArray class]; break; case GPBDataTypeEnum: expectedClass = [GPBEnumArray class]; break; } if (array && ![array isKindOfClass:expectedClass]) { [NSException raise:NSInvalidArgumentException format:@"%@.%@: Expected %@ object, got %@.", [self class], field.name, expectedClass, [array class]]; } #endif GPBSetObjectIvarWithField(self, field, array); } static GPBDataType BaseDataType(GPBDataType type) { switch (type) { case GPBDataTypeSFixed32: case GPBDataTypeInt32: case GPBDataTypeSInt32: case GPBDataTypeEnum: return GPBDataTypeInt32; case GPBDataTypeFixed32: case GPBDataTypeUInt32: return GPBDataTypeUInt32; case GPBDataTypeSFixed64: case GPBDataTypeInt64: case GPBDataTypeSInt64: return GPBDataTypeInt64; case GPBDataTypeFixed64: case GPBDataTypeUInt64: return GPBDataTypeUInt64; case GPBDataTypeMessage: case GPBDataTypeGroup: return GPBDataTypeMessage; case GPBDataTypeBool: case GPBDataTypeFloat: case GPBDataTypeDouble: case GPBDataTypeBytes: case GPBDataTypeString: return type; } } static BOOL DataTypesEquivalent(GPBDataType type1, GPBDataType type2) { return BaseDataType(type1) == BaseDataType(type2); } static NSString *TypeToString(GPBDataType dataType) { switch (dataType) { case GPBDataTypeBool: return @"Bool"; case GPBDataTypeSFixed32: case GPBDataTypeInt32: case GPBDataTypeSInt32: return @"Int32"; case GPBDataTypeFixed32: case GPBDataTypeUInt32: return @"UInt32"; case GPBDataTypeSFixed64: case GPBDataTypeInt64: case GPBDataTypeSInt64: return @"Int64"; case GPBDataTypeFixed64: case GPBDataTypeUInt64: return @"UInt64"; case GPBDataTypeFloat: return @"Float"; case GPBDataTypeDouble: return @"Double"; case GPBDataTypeBytes: case GPBDataTypeString: case GPBDataTypeMessage: case GPBDataTypeGroup: return @"Object"; case GPBDataTypeEnum: return @"Enum"; } } // GPBGetMessageMapField is defined in GPBMessage.m // Only exists for public api, no core code should use this. void GPBSetMessageMapField(GPBMessage *self, GPBFieldDescriptor *field, id dictionary) { #if defined(DEBUG) && DEBUG if (field.fieldType != GPBFieldTypeMap) { [NSException raise:NSInvalidArgumentException format:@"%@.%@ is not a map<> field.", [self class], field.name]; } if (dictionary) { GPBDataType keyDataType = field.mapKeyDataType; GPBDataType valueDataType = GPBGetFieldDataType(field); NSString *keyStr = TypeToString(keyDataType); NSString *valueStr = TypeToString(valueDataType); if (keyDataType == GPBDataTypeString) { keyStr = @"String"; } Class expectedClass = Nil; if ((keyDataType == GPBDataTypeString) && GPBDataTypeIsObject(valueDataType)) { expectedClass = [NSMutableDictionary class]; } else { NSString *className = [NSString stringWithFormat:@"GPB%@%@Dictionary", keyStr, valueStr]; expectedClass = NSClassFromString(className); NSCAssert(expectedClass, @"Missing a class (%@)?", expectedClass); } if (![dictionary isKindOfClass:expectedClass]) { [NSException raise:NSInvalidArgumentException format:@"%@.%@: Expected %@ object, got %@.", [self class], field.name, expectedClass, [dictionary class]]; } } #endif GPBSetObjectIvarWithField(self, field, dictionary); } #pragma mark - Misc Dynamic Runtime Utils const char *GPBMessageEncodingForSelector(SEL selector, BOOL instanceSel) { Protocol *protocol = objc_getProtocol(GPBStringifySymbol(GPBMessageSignatureProtocol)); NSCAssert(protocol, @"Missing GPBMessageSignatureProtocol"); struct objc_method_description description = protocol_getMethodDescription(protocol, selector, NO, instanceSel); NSCAssert(description.name != Nil && description.types != nil, @"Missing method for selector %@", NSStringFromSelector(selector)); return description.types; } #pragma mark - Text Format Support static void AppendStringEscaped(NSString *toPrint, NSMutableString *destStr) { [destStr appendString:@"\""]; NSUInteger len = [toPrint length]; for (NSUInteger i = 0; i < len; ++i) { unichar aChar = [toPrint characterAtIndex:i]; switch (aChar) { case '\n': [destStr appendString:@"\\n"]; break; case '\r': [destStr appendString:@"\\r"]; break; case '\t': [destStr appendString:@"\\t"]; break; case '\"': [destStr appendString:@"\\\""]; break; case '\'': [destStr appendString:@"\\\'"]; break; case '\\': [destStr appendString:@"\\\\"]; break; default: // This differs slightly from the C++ code in that the C++ doesn't // generate UTF8; it looks at the string in UTF8, but escapes every // byte > 0x7E. if (aChar < 0x20) { [destStr appendFormat:@"\\%d%d%d", (aChar / 64), ((aChar % 64) / 8), (aChar % 8)]; } else { [destStr appendFormat:@"%C", aChar]; } break; } } [destStr appendString:@"\""]; } static void AppendBufferAsString(NSData *buffer, NSMutableString *destStr) { const char *src = (const char *)[buffer bytes]; size_t srcLen = [buffer length]; [destStr appendString:@"\""]; for (const char *srcEnd = src + srcLen; src < srcEnd; src++) { switch (*src) { case '\n': [destStr appendString:@"\\n"]; break; case '\r': [destStr appendString:@"\\r"]; break; case '\t': [destStr appendString:@"\\t"]; break; case '\"': [destStr appendString:@"\\\""]; break; case '\'': [destStr appendString:@"\\\'"]; break; case '\\': [destStr appendString:@"\\\\"]; break; default: if (isprint(*src)) { [destStr appendFormat:@"%c", *src]; } else { // NOTE: doing hex means you have to worry about the letter after // the hex being another hex char and forcing that to be escaped, so // use octal to keep it simple. [destStr appendFormat:@"\\%03o", (uint8_t)(*src)]; } break; } } [destStr appendString:@"\""]; } static void AppendTextFormatForMapMessageField(id map, GPBFieldDescriptor *field, NSMutableString *toStr, NSString *lineIndent, NSString *fieldName, NSString *lineEnding) { GPBDataType keyDataType = field.mapKeyDataType; GPBDataType valueDataType = GPBGetFieldDataType(field); BOOL isMessageValue = GPBDataTypeIsMessage(valueDataType); NSString *msgStartFirst = [NSString stringWithFormat:@"%@%@ {%@\n", lineIndent, fieldName, lineEnding]; NSString *msgStart = [NSString stringWithFormat:@"%@%@ {\n", lineIndent, fieldName]; NSString *msgEnd = [NSString stringWithFormat:@"%@}\n", lineIndent]; NSString *keyLine = [NSString stringWithFormat:@"%@ key: ", lineIndent]; NSString *valueLine = [NSString stringWithFormat:@"%@ value%s ", lineIndent, (isMessageValue ? "" : ":")]; __block BOOL isFirst = YES; if ((keyDataType == GPBDataTypeString) && GPBDataTypeIsObject(valueDataType)) { // map is an NSDictionary. NSDictionary *dict = map; [dict enumerateKeysAndObjectsUsingBlock:^(NSString *key, id value, __unused BOOL *stop) { [toStr appendString:(isFirst ? msgStartFirst : msgStart)]; isFirst = NO; [toStr appendString:keyLine]; AppendStringEscaped(key, toStr); [toStr appendString:@"\n"]; [toStr appendString:valueLine]; #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wswitch-enum" switch (valueDataType) { case GPBDataTypeString: AppendStringEscaped(value, toStr); break; case GPBDataTypeBytes: AppendBufferAsString(value, toStr); break; case GPBDataTypeMessage: [toStr appendString:@"{\n"]; NSString *subIndent = [lineIndent stringByAppendingString:@" "]; AppendTextFormatForMessage(value, toStr, subIndent); [toStr appendFormat:@"%@ }", lineIndent]; break; default: NSCAssert(NO, @"Can't happen"); break; } #pragma clang diagnostic pop [toStr appendString:@"\n"]; [toStr appendString:msgEnd]; }]; } else { // map is one of the GPB*Dictionary classes, type doesn't matter. GPBInt32Int32Dictionary *dict = map; [dict enumerateForTextFormat:^(id keyObj, id valueObj) { [toStr appendString:(isFirst ? msgStartFirst : msgStart)]; isFirst = NO; // Key always is a NSString. if (keyDataType == GPBDataTypeString) { [toStr appendString:keyLine]; AppendStringEscaped(keyObj, toStr); [toStr appendString:@"\n"]; } else { [toStr appendFormat:@"%@%@\n", keyLine, keyObj]; } [toStr appendString:valueLine]; #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wswitch-enum" switch (valueDataType) { case GPBDataTypeString: AppendStringEscaped(valueObj, toStr); break; case GPBDataTypeBytes: AppendBufferAsString(valueObj, toStr); break; case GPBDataTypeMessage: [toStr appendString:@"{\n"]; NSString *subIndent = [lineIndent stringByAppendingString:@" "]; AppendTextFormatForMessage(valueObj, toStr, subIndent); [toStr appendFormat:@"%@ }", lineIndent]; break; case GPBDataTypeEnum: { int32_t enumValue = [valueObj intValue]; NSString *valueStr = nil; GPBEnumDescriptor *descriptor = field.enumDescriptor; if (descriptor) { valueStr = [descriptor textFormatNameForValue:enumValue]; } if (valueStr) { [toStr appendString:valueStr]; } else { [toStr appendFormat:@"%d", enumValue]; } break; } default: NSCAssert(valueDataType != GPBDataTypeGroup, @"Can't happen"); // Everything else is a NSString. [toStr appendString:valueObj]; break; } #pragma clang diagnostic pop [toStr appendString:@"\n"]; [toStr appendString:msgEnd]; }]; } } static void AppendTextFormatForMessageField(GPBMessage *message, GPBFieldDescriptor *field, NSMutableString *toStr, NSString *lineIndent) { id arrayOrMap; NSUInteger count; GPBFieldType fieldType = field.fieldType; switch (fieldType) { case GPBFieldTypeSingle: arrayOrMap = nil; count = (GPBGetHasIvarField(message, field) ? 1 : 0); break; case GPBFieldTypeRepeated: // Will be NSArray or GPB*Array, type doesn't matter, they both // implement count. arrayOrMap = GPBGetObjectIvarWithFieldNoAutocreate(message, field); count = [(NSArray *)arrayOrMap count]; break; case GPBFieldTypeMap: { // Will be GPB*Dictionary or NSMutableDictionary, type doesn't matter, // they both implement count. arrayOrMap = GPBGetObjectIvarWithFieldNoAutocreate(message, field); count = [(NSDictionary *)arrayOrMap count]; break; } } if (count == 0) { // Nothing to print, out of here. return; } NSString *lineEnding = @""; // If the name can't be reversed or support for extra info was turned off, // this can return nil. NSString *fieldName = [field textFormatName]; if ([fieldName length] == 0) { fieldName = [NSString stringWithFormat:@"%u", GPBFieldNumber(field)]; // If there is only one entry, put the objc name as a comment, other wise // add it before the repeated values. if (count > 1) { [toStr appendFormat:@"%@# %@\n", lineIndent, field.name]; } else { lineEnding = [NSString stringWithFormat:@" # %@", field.name]; } } if (fieldType == GPBFieldTypeMap) { AppendTextFormatForMapMessageField(arrayOrMap, field, toStr, lineIndent, fieldName, lineEnding); return; } id array = arrayOrMap; const BOOL isRepeated = (array != nil); GPBDataType fieldDataType = GPBGetFieldDataType(field); BOOL isMessageField = GPBDataTypeIsMessage(fieldDataType); for (NSUInteger j = 0; j < count; ++j) { // Start the line. [toStr appendFormat:@"%@%@%s ", lineIndent, fieldName, (isMessageField ? "" : ":")]; // The value. switch (fieldDataType) { #define FIELD_CASE(GPBDATATYPE, CTYPE, REAL_TYPE, ...) \ case GPBDataType##GPBDATATYPE: { \ CTYPE v = (isRepeated ? [(GPB##REAL_TYPE##Array *)array valueAtIndex:j] \ : GPBGetMessage##REAL_TYPE##Field(message, field)); \ [toStr appendFormat:__VA_ARGS__, v]; \ break; \ } FIELD_CASE(Int32, int32_t, Int32, @"%d") FIELD_CASE(SInt32, int32_t, Int32, @"%d") FIELD_CASE(SFixed32, int32_t, Int32, @"%d") FIELD_CASE(UInt32, uint32_t, UInt32, @"%u") FIELD_CASE(Fixed32, uint32_t, UInt32, @"%u") FIELD_CASE(Int64, int64_t, Int64, @"%lld") FIELD_CASE(SInt64, int64_t, Int64, @"%lld") FIELD_CASE(SFixed64, int64_t, Int64, @"%lld") FIELD_CASE(UInt64, uint64_t, UInt64, @"%llu") FIELD_CASE(Fixed64, uint64_t, UInt64, @"%llu") FIELD_CASE(Float, float, Float, @"%.*g", FLT_DIG) FIELD_CASE(Double, double, Double, @"%.*lg", DBL_DIG) #undef FIELD_CASE case GPBDataTypeEnum: { int32_t v = (isRepeated ? [(GPBEnumArray *)array rawValueAtIndex:j] : GPBGetMessageInt32Field(message, field)); NSString *valueStr = nil; GPBEnumDescriptor *descriptor = field.enumDescriptor; if (descriptor) { valueStr = [descriptor textFormatNameForValue:v]; } if (valueStr) { [toStr appendString:valueStr]; } else { [toStr appendFormat:@"%d", v]; } break; } case GPBDataTypeBool: { BOOL v = (isRepeated ? [(GPBBoolArray *)array valueAtIndex:j] : GPBGetMessageBoolField(message, field)); [toStr appendString:(v ? @"true" : @"false")]; break; } case GPBDataTypeString: { NSString *v = (isRepeated ? [(NSArray *)array objectAtIndex:j] : GPBGetMessageStringField(message, field)); AppendStringEscaped(v, toStr); break; } case GPBDataTypeBytes: { NSData *v = (isRepeated ? [(NSArray *)array objectAtIndex:j] : GPBGetMessageBytesField(message, field)); AppendBufferAsString(v, toStr); break; } case GPBDataTypeGroup: case GPBDataTypeMessage: { GPBMessage *v = (isRepeated ? [(NSArray *)array objectAtIndex:j] : GPBGetObjectIvarWithField(message, field)); [toStr appendFormat:@"{%@\n", lineEnding]; NSString *subIndent = [lineIndent stringByAppendingString:@" "]; AppendTextFormatForMessage(v, toStr, subIndent); [toStr appendFormat:@"%@}", lineIndent]; lineEnding = @""; break; } } // switch(fieldDataType) // End the line. [toStr appendFormat:@"%@\n", lineEnding]; } // for(count) } static void AppendTextFormatForMessageExtensionRange(GPBMessage *message, NSArray *activeExtensions, GPBExtensionRange range, NSMutableString *toStr, NSString *lineIndent) { uint32_t start = range.start; uint32_t end = range.end; for (GPBExtensionDescriptor *extension in activeExtensions) { uint32_t fieldNumber = extension.fieldNumber; if (fieldNumber < start) { // Not there yet. continue; } if (fieldNumber >= end) { // Done. break; } id rawExtValue = [message getExtension:extension]; BOOL isRepeated = extension.isRepeated; NSUInteger numValues = 1; NSString *lineEnding = @""; if (isRepeated) { numValues = [(NSArray *)rawExtValue count]; } NSString *singletonName = extension.singletonName; if (numValues == 1) { lineEnding = [NSString stringWithFormat:@" # [%@]", singletonName]; } else { [toStr appendFormat:@"%@# [%@]\n", lineIndent, singletonName]; } GPBDataType extDataType = extension.dataType; for (NSUInteger j = 0; j < numValues; ++j) { id curValue = (isRepeated ? [rawExtValue objectAtIndex:j] : rawExtValue); // Start the line. [toStr appendFormat:@"%@%u%s ", lineIndent, fieldNumber, (GPBDataTypeIsMessage(extDataType) ? "" : ":")]; // The value. switch (extDataType) { #define FIELD_CASE(GPBDATATYPE, CTYPE, NUMSELECTOR, ...) \ case GPBDataType##GPBDATATYPE: { \ CTYPE v = [(NSNumber *)curValue NUMSELECTOR]; \ [toStr appendFormat:__VA_ARGS__, v]; \ break; \ } FIELD_CASE(Int32, int32_t, intValue, @"%d") FIELD_CASE(SInt32, int32_t, intValue, @"%d") FIELD_CASE(SFixed32, int32_t, unsignedIntValue, @"%d") FIELD_CASE(UInt32, uint32_t, unsignedIntValue, @"%u") FIELD_CASE(Fixed32, uint32_t, unsignedIntValue, @"%u") FIELD_CASE(Int64, int64_t, longLongValue, @"%lld") FIELD_CASE(SInt64, int64_t, longLongValue, @"%lld") FIELD_CASE(SFixed64, int64_t, longLongValue, @"%lld") FIELD_CASE(UInt64, uint64_t, unsignedLongLongValue, @"%llu") FIELD_CASE(Fixed64, uint64_t, unsignedLongLongValue, @"%llu") FIELD_CASE(Float, float, floatValue, @"%.*g", FLT_DIG) FIELD_CASE(Double, double, doubleValue, @"%.*lg", DBL_DIG) // TODO: Add a comment with the enum name from enum descriptors // (might not be real value, so leave it as a comment, ObjC compiler // name mangles differently). Doesn't look like we actually generate // an enum descriptor reference like we do for normal fields, so this // will take a compiler change. FIELD_CASE(Enum, int32_t, intValue, @"%d") #undef FIELD_CASE case GPBDataTypeBool: [toStr appendString:([(NSNumber *)curValue boolValue] ? @"true" : @"false")]; break; case GPBDataTypeString: AppendStringEscaped(curValue, toStr); break; case GPBDataTypeBytes: AppendBufferAsString((NSData *)curValue, toStr); break; case GPBDataTypeGroup: case GPBDataTypeMessage: { [toStr appendFormat:@"{%@\n", lineEnding]; NSString *subIndent = [lineIndent stringByAppendingString:@" "]; AppendTextFormatForMessage(curValue, toStr, subIndent); [toStr appendFormat:@"%@}", lineIndent]; lineEnding = @""; break; } } // switch(extDataType) // End the line. [toStr appendFormat:@"%@\n", lineEnding]; } // for(numValues) } // for..in(activeExtensions) } static void AppendTextFormatForMessage(GPBMessage *message, NSMutableString *toStr, NSString *lineIndent) { GPBDescriptor *descriptor = [message descriptor]; NSArray *fieldsArray = descriptor->fields_; NSUInteger fieldCount = fieldsArray.count; const GPBExtensionRange *extensionRanges = descriptor.extensionRanges; NSUInteger extensionRangesCount = descriptor.extensionRangesCount; NSArray *activeExtensions = [[message extensionsCurrentlySet] sortedArrayUsingSelector:@selector(compareByFieldNumber:)]; for (NSUInteger i = 0, j = 0; i < fieldCount || j < extensionRangesCount;) { if (i == fieldCount) { AppendTextFormatForMessageExtensionRange(message, activeExtensions, extensionRanges[j++], toStr, lineIndent); } else if (j == extensionRangesCount || GPBFieldNumber(fieldsArray[i]) < extensionRanges[j].start) { AppendTextFormatForMessageField(message, fieldsArray[i++], toStr, lineIndent); } else { AppendTextFormatForMessageExtensionRange(message, activeExtensions, extensionRanges[j++], toStr, lineIndent); } } NSString *unknownFieldsStr = GPBTextFormatForUnknownFieldSet(message.unknownFields, lineIndent); if ([unknownFieldsStr length] > 0) { [toStr appendFormat:@"%@# --- Unknown fields ---\n", lineIndent]; [toStr appendString:unknownFieldsStr]; } } NSString *GPBTextFormatForMessage(GPBMessage *message, NSString *lineIndent) { if (message == nil) return @""; if (lineIndent == nil) lineIndent = @""; NSMutableString *buildString = [NSMutableString string]; AppendTextFormatForMessage(message, buildString, lineIndent); return buildString; } NSString *GPBTextFormatForUnknownFieldSet(GPBUnknownFieldSet *unknownSet, NSString *lineIndent) { if (unknownSet == nil) return @""; if (lineIndent == nil) lineIndent = @""; NSMutableString *result = [NSMutableString string]; for (GPBUnknownField *field in [unknownSet sortedFields]) { int32_t fieldNumber = [field number]; #define PRINT_LOOP(PROPNAME, CTYPE, FORMAT) \ [field.PROPNAME \ enumerateValuesWithBlock:^(CTYPE value, __unused NSUInteger idx, __unused BOOL * stop) { \ [result appendFormat:@"%@%d: " FORMAT "\n", lineIndent, fieldNumber, value]; \ }]; PRINT_LOOP(varintList, uint64_t, "%llu"); PRINT_LOOP(fixed32List, uint32_t, "0x%X"); PRINT_LOOP(fixed64List, uint64_t, "0x%llX"); #undef PRINT_LOOP // NOTE: C++ version of TextFormat tries to parse this as a message // and print that if it succeeds. for (NSData *data in field.lengthDelimitedList) { [result appendFormat:@"%@%d: ", lineIndent, fieldNumber]; AppendBufferAsString(data, result); [result appendString:@"\n"]; } for (GPBUnknownFieldSet *subUnknownSet in field.groupList) { [result appendFormat:@"%@%d: {\n", lineIndent, fieldNumber]; NSString *subIndent = [lineIndent stringByAppendingString:@" "]; NSString *subUnknownSetStr = GPBTextFormatForUnknownFieldSet(subUnknownSet, subIndent); [result appendString:subUnknownSetStr]; [result appendFormat:@"%@}\n", lineIndent]; } } return result; } // Helpers to decode a varint. Not using GPBCodedInputStream version because // that needs a state object, and we don't want to create an input stream out // of the data. GPB_INLINE int8_t ReadRawByteFromData(const uint8_t **data) { int8_t result = *((int8_t *)(*data)); ++(*data); return result; } static int32_t ReadRawVarint32FromData(const uint8_t **data) { int8_t tmp = ReadRawByteFromData(data); if (tmp >= 0) { return tmp; } int32_t result = tmp & 0x7f; if ((tmp = ReadRawByteFromData(data)) >= 0) { result |= tmp << 7; } else { result |= (tmp & 0x7f) << 7; if ((tmp = ReadRawByteFromData(data)) >= 0) { result |= tmp << 14; } else { result |= (tmp & 0x7f) << 14; if ((tmp = ReadRawByteFromData(data)) >= 0) { result |= tmp << 21; } else { result |= (tmp & 0x7f) << 21; result |= (tmp = ReadRawByteFromData(data)) << 28; if (tmp < 0) { // Discard upper 32 bits. for (int i = 0; i < 5; i++) { if (ReadRawByteFromData(data) >= 0) { return result; } } [NSException raise:NSParseErrorException format:@"Unable to read varint32"]; } } } } return result; } NSString *GPBDecodeTextFormatName(const uint8_t *decodeData, int32_t key, NSString *inputStr) { // decodData form: // varint32: num entries // for each entry: // varint32: key // bytes*: decode data // // decode data one of two forms: // 1: a \0 followed by the string followed by an \0 // 2: bytecodes to transform an input into the right thing, ending with \0 // // the bytes codes are of the form: // 0xabbccccc // 0x0 (all zeros), end. // a - if set, add an underscore // bb - 00 ccccc bytes as is // bb - 10 ccccc upper first, as is on rest, ccccc byte total // bb - 01 ccccc lower first, as is on rest, ccccc byte total // bb - 11 ccccc all upper, ccccc byte total if (!decodeData || !inputStr) { return nil; } // Find key const uint8_t *scan = decodeData; int32_t numEntries = ReadRawVarint32FromData(&scan); BOOL foundKey = NO; while (!foundKey && (numEntries > 0)) { --numEntries; int32_t dataKey = ReadRawVarint32FromData(&scan); if (dataKey == key) { foundKey = YES; } else { // If it is a inlined string, it will start with \0; if it is bytecode it // will start with a code. So advance one (skipping the inline string // marker), and then loop until reaching the end marker (\0). ++scan; while (*scan != 0) ++scan; // Now move past the end marker. ++scan; } } if (!foundKey) { return nil; } // Decode if (*scan == 0) { // Inline string. Move over the marker, and NSString can take it as // UTF8. ++scan; NSString *result = [NSString stringWithUTF8String:(const char *)scan]; return result; } NSMutableString *result = [NSMutableString stringWithCapacity:[inputStr length]]; const uint8_t kAddUnderscore = 0b10000000; const uint8_t kOpMask = 0b01100000; // const uint8_t kOpAsIs = 0b00000000; const uint8_t kOpFirstUpper = 0b01000000; const uint8_t kOpFirstLower = 0b00100000; const uint8_t kOpAllUpper = 0b01100000; const uint8_t kSegmentLenMask = 0b00011111; NSInteger i = 0; for (; *scan != 0; ++scan) { if (*scan & kAddUnderscore) { [result appendString:@"_"]; } int segmentLen = *scan & kSegmentLenMask; uint8_t decodeOp = *scan & kOpMask; // Do op specific handling of the first character. if (decodeOp == kOpFirstUpper) { unichar c = [inputStr characterAtIndex:i]; [result appendFormat:@"%c", toupper((char)c)]; ++i; --segmentLen; } else if (decodeOp == kOpFirstLower) { unichar c = [inputStr characterAtIndex:i]; [result appendFormat:@"%c", tolower((char)c)]; ++i; --segmentLen; } // else op == kOpAsIs || op == kOpAllUpper // Now pull over the rest of the length for this segment. for (int x = 0; x < segmentLen; ++x) { unichar c = [inputStr characterAtIndex:(i + x)]; if (decodeOp == kOpAllUpper) { [result appendFormat:@"%c", toupper((char)c)]; } else { [result appendFormat:@"%C", c]; } } i += segmentLen; } return result; } #pragma mark Legacy methods old generated code calls // Shim from the older generated code into the runtime. void GPBSetInt32IvarWithFieldInternal(GPBMessage *self, GPBFieldDescriptor *field, int32_t value, __unused GPBFileSyntax syntax) { GPBSetMessageInt32Field(self, field, value); } void GPBMaybeClearOneof(GPBMessage *self, GPBOneofDescriptor *oneof, int32_t oneofHasIndex, __unused uint32_t fieldNumberNotToClear) { #if defined(DEBUG) && DEBUG NSCAssert([[self descriptor] oneofWithName:oneof.name] == oneof, @"OneofDescriptor %@ doesn't appear to be for %@ messages.", oneof.name, [self class]); GPBFieldDescriptor *firstField __unused = oneof->fields_[0]; NSCAssert(firstField->description_->hasIndex == oneofHasIndex, @"Internal error, oneofHasIndex (%d) doesn't match (%d).", firstField->description_->hasIndex, oneofHasIndex); #endif GPBMaybeClearOneofPrivate(self, oneof, oneofHasIndex, 0); } #pragma clang diagnostic pop #pragma mark Misc Helpers BOOL GPBClassHasSel(Class aClass, SEL sel) { // NOTE: We have to use class_copyMethodList, all other runtime method // lookups actually also resolve the method implementation and this // is called from within those methods. BOOL result = NO; unsigned int methodCount = 0; Method *methodList = class_copyMethodList(aClass, &methodCount); for (unsigned int i = 0; i < methodCount; ++i) { SEL methodSelector = method_getName(methodList[i]); if (methodSelector == sel) { result = YES; break; } } free(methodList); return result; }