objectivec/GPBUnknownField.h

// Protocol Buffers - Google's data interchange format
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#import <Foundation/Foundation.h>

@class GPBCodedOutputStream;
@class GPBUInt32Array;
@class GPBUInt64Array;
@class GPBUnknownFieldSet;

NS_ASSUME_NONNULL_BEGIN

/// Store an unknown field. These are used in conjunction with @c GPBUnknownFieldSet
@interface GPBUnknownField : NSObject<NSCopying>

/// The field number the data is stored under.
@property(nonatomic, readonly, assign) int32_t number;

/// An array of varint values for this field.
@property(nonatomic, readonly, strong) GPBUInt64Array *varintList;

/// An array of fixed32 values for this field.
@property(nonatomic, readonly, strong) GPBUInt32Array *fixed32List;

/// An array of fixed64 values for this field.
@property(nonatomic, readonly, strong) GPBUInt64Array *fixed64List;

/// An array of data values for this field.
@property(nonatomic, readonly, strong) NSArray<NSData*> *lengthDelimitedList;

/// An array of groups of values for this field.
@property(nonatomic, readonly, strong) NSArray<GPBUnknownFieldSet*> *groupList;


/// Add a value to the varintList.
///
/// @param value The value to add.
- (void)addVarint:(uint64_t)value;

/// Add a value to the fixed32List.
///
/// @param value The value to add.
- (void)addFixed32:(uint32_t)value;

/// Add a value to the fixed64List.
///
/// @param value The value to add.
- (void)addFixed64:(uint64_t)value;

/// Add a value to the lengthDelimitedList.
///
/// @param value The value to add.
- (void)addLengthDelimited:(NSData *)value;

/// Add a value to the groupList.
///
/// @param value The value to add.
- (void)addGroup:(GPBUnknownFieldSet *)value;

@end

NS_ASSUME_NONNULL_END