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// 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.
// This header is private to the ProtobolBuffers library and must NOT be
// included by any sources outside this library. The contents of this file are
// subject to change at any time without notice.
#import "GPBCodedInputStream.h"
@class GPBUnknownFieldSet;
@class GPBFieldDescriptor;
typedef struct GPBCodedInputStreamState {
const uint8_t *bytes;
size_t bufferSize;
size_t bufferPos;
// For parsing subsections of an input stream you can put a hard limit on
// how much should be read. Normally the limit is the end of the stream,
// but you can adjust it to anywhere, and if you hit it you will be at the
// end of the stream, until you adjust the limit.
size_t currentLimit;
int32_t lastTag;
NSUInteger recursionDepth;
} GPBCodedInputStreamState;
@interface GPBCodedInputStream () {
@package
struct GPBCodedInputStreamState state_;
NSData *buffer_;
}
// Group support is deprecated, so we hide this interface from users, but
// support for older data.
- (void)readGroup:(int32_t)fieldNumber
message:(GPBMessage *)message
extensionRegistry:(GPBExtensionRegistry *)extensionRegistry;
// Reads a group field value from the stream and merges it into the given
// UnknownFieldSet.
- (void)readUnknownGroup:(int32_t)fieldNumber
message:(GPBUnknownFieldSet *)message;
// Reads a map entry.
- (void)readMapEntry:(id)mapDictionary
extensionRegistry:(GPBExtensionRegistry *)extensionRegistry
field:(GPBFieldDescriptor *)field
parentMessage:(GPBMessage *)parentMessage;
@end
CF_EXTERN_C_BEGIN
int32_t GPBCodedInputStreamReadTag(GPBCodedInputStreamState *state);
double GPBCodedInputStreamReadDouble(GPBCodedInputStreamState *state);
float GPBCodedInputStreamReadFloat(GPBCodedInputStreamState *state);
uint64_t GPBCodedInputStreamReadUInt64(GPBCodedInputStreamState *state);
uint32_t GPBCodedInputStreamReadUInt32(GPBCodedInputStreamState *state);
int64_t GPBCodedInputStreamReadInt64(GPBCodedInputStreamState *state);
int32_t GPBCodedInputStreamReadInt32(GPBCodedInputStreamState *state);
uint64_t GPBCodedInputStreamReadFixed64(GPBCodedInputStreamState *state);
uint32_t GPBCodedInputStreamReadFixed32(GPBCodedInputStreamState *state);
int32_t GPBCodedInputStreamReadEnum(GPBCodedInputStreamState *state);
int32_t GPBCodedInputStreamReadSFixed32(GPBCodedInputStreamState *state);
int64_t GPBCodedInputStreamReadSFixed64(GPBCodedInputStreamState *state);
int32_t GPBCodedInputStreamReadSInt32(GPBCodedInputStreamState *state);
int64_t GPBCodedInputStreamReadSInt64(GPBCodedInputStreamState *state);
BOOL GPBCodedInputStreamReadBool(GPBCodedInputStreamState *state);
NSString *GPBCodedInputStreamReadRetainedString(GPBCodedInputStreamState *state)
__attribute((ns_returns_retained));
NSData *GPBCodedInputStreamReadRetainedBytes(GPBCodedInputStreamState *state)
__attribute((ns_returns_retained));
NSData *GPBCodedInputStreamReadRetainedBytesNoCopy(
GPBCodedInputStreamState *state) __attribute((ns_returns_retained));
size_t GPBCodedInputStreamPushLimit(GPBCodedInputStreamState *state,
size_t byteLimit);
void GPBCodedInputStreamPopLimit(GPBCodedInputStreamState *state,
size_t oldLimit);
size_t GPBCodedInputStreamBytesUntilLimit(GPBCodedInputStreamState *state);
BOOL GPBCodedInputStreamIsAtEnd(GPBCodedInputStreamState *state);
void GPBCodedInputStreamCheckLastTagWas(GPBCodedInputStreamState *state,
int32_t value);
CF_EXTERN_C_END
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