// 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 "GPBUnknownFieldSet.h"

@class GPBCodedOutputStream;
@class GPBCodedInputStream;

@interface GPBUnknownFieldSet ()

+ (BOOL)isFieldTag:(int32_t)tag;

- (NSData *)data;

- (size_t)serializedSize;
- (size_t)serializedSizeAsMessageSet;

- (void)writeToCodedOutputStream:(GPBCodedOutputStream *)output;
- (void)writeAsMessageSetTo:(GPBCodedOutputStream *)output;

- (void)mergeUnknownFields:(GPBUnknownFieldSet *)other;

- (void)mergeFromCodedInputStream:(GPBCodedInputStream *)input;
- (void)mergeFromData:(NSData *)data;

- (void)mergeVarintField:(int32_t)number value:(int32_t)value;
- (BOOL)mergeFieldFrom:(int32_t)tag input:(GPBCodedInputStream *)input;
- (void)mergeMessageSetMessage:(int32_t)number data:(NSData *)messageData;

- (void)addUnknownMapEntry:(int32_t)fieldNum value:(NSData *)data;

@end