shaka-packager/packager/third_party/protobuf/objectivec/GPBDescriptor.h

142 lines
5.4 KiB
Objective-C

// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#import <Foundation/Foundation.h>
#import "GPBRuntimeTypes.h"
@class GPBEnumDescriptor;
@class GPBFieldDescriptor;
@class GPBFileDescriptor;
@class GPBOneofDescriptor;
NS_ASSUME_NONNULL_BEGIN
typedef NS_ENUM(uint8_t, GPBFileSyntax) {
GPBFileSyntaxUnknown = 0,
GPBFileSyntaxProto2 = 2,
GPBFileSyntaxProto3 = 3,
};
typedef NS_ENUM(uint8_t, GPBFieldType) {
GPBFieldTypeSingle, // optional/required
GPBFieldTypeRepeated, // repeated
GPBFieldTypeMap, // map<K,V>
};
@interface GPBDescriptor : NSObject<NSCopying>
@property(nonatomic, readonly, copy) NSString *name;
@property(nonatomic, readonly, strong, nullable) NSArray<GPBFieldDescriptor*> *fields;
@property(nonatomic, readonly, strong, nullable) NSArray<GPBOneofDescriptor*> *oneofs;
@property(nonatomic, readonly, nullable) const GPBExtensionRange *extensionRanges;
@property(nonatomic, readonly) uint32_t extensionRangesCount;
@property(nonatomic, readonly, assign) GPBFileDescriptor *file;
@property(nonatomic, readonly, getter=isWireFormat) BOOL wireFormat;
@property(nonatomic, readonly) Class messageClass;
- (nullable GPBFieldDescriptor *)fieldWithNumber:(uint32_t)fieldNumber;
- (nullable GPBFieldDescriptor *)fieldWithName:(NSString *)name;
- (nullable GPBOneofDescriptor *)oneofWithName:(NSString *)name;
@end
@interface GPBFileDescriptor : NSObject
@property(nonatomic, readonly, copy) NSString *package;
@property(nonatomic, readonly) GPBFileSyntax syntax;
@end
@interface GPBOneofDescriptor : NSObject
@property(nonatomic, readonly) NSString *name;
@property(nonatomic, readonly) NSArray<GPBFieldDescriptor*> *fields;
- (nullable GPBFieldDescriptor *)fieldWithNumber:(uint32_t)fieldNumber;
- (nullable GPBFieldDescriptor *)fieldWithName:(NSString *)name;
@end
@interface GPBFieldDescriptor : NSObject
@property(nonatomic, readonly, copy) NSString *name;
@property(nonatomic, readonly) uint32_t number;
@property(nonatomic, readonly) GPBDataType dataType;
@property(nonatomic, readonly) BOOL hasDefaultValue;
@property(nonatomic, readonly) GPBGenericValue defaultValue;
@property(nonatomic, readonly, getter=isRequired) BOOL required;
@property(nonatomic, readonly, getter=isOptional) BOOL optional;
@property(nonatomic, readonly) GPBFieldType fieldType;
// If it is a map, the value type is in -type.
@property(nonatomic, readonly) GPBDataType mapKeyDataType;
@property(nonatomic, readonly, getter=isPackable) BOOL packable;
@property(nonatomic, readonly, assign, nullable) GPBOneofDescriptor *containingOneof;
// Message properties
@property(nonatomic, readonly, assign, nullable) Class msgClass;
// Enum properties
@property(nonatomic, readonly, strong, nullable) GPBEnumDescriptor *enumDescriptor;
- (BOOL)isValidEnumValue:(int32_t)value;
// For now, this will return nil if it doesn't know the name to use for
// TextFormat.
- (nullable NSString *)textFormatName;
@end
@interface GPBEnumDescriptor : NSObject
@property(nonatomic, readonly, copy) NSString *name;
@property(nonatomic, readonly) GPBEnumValidationFunc enumVerifier;
- (nullable NSString *)enumNameForValue:(int32_t)number;
- (BOOL)getValue:(nullable int32_t *)outValue forEnumName:(NSString *)name;
- (nullable NSString *)textFormatNameForValue:(int32_t)number;
@end
@interface GPBExtensionDescriptor : NSObject<NSCopying>
@property(nonatomic, readonly) uint32_t fieldNumber;
@property(nonatomic, readonly) Class containingMessageClass;
@property(nonatomic, readonly) GPBDataType dataType;
@property(nonatomic, readonly, getter=isRepeated) BOOL repeated;
@property(nonatomic, readonly, getter=isPackable) BOOL packable;
@property(nonatomic, readonly, assign) Class msgClass;
@property(nonatomic, readonly) NSString *singletonName;
@property(nonatomic, readonly, strong, nullable) GPBEnumDescriptor *enumDescriptor;
@property(nonatomic, readonly) id defaultValue;
@end
NS_ASSUME_NONNULL_END