add external dependencies in a pre-built way to avoid incompatibilities
This commit is contained in:
411
external/include/google/protobuf/unknown_field_set.h
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411
external/include/google/protobuf/unknown_field_set.h
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// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Author: kenton@google.com (Kenton Varda)
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// Based on original Protocol Buffers design by
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// Sanjay Ghemawat, Jeff Dean, and others.
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//
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// Contains classes used to keep track of unrecognized fields seen while
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// parsing a protocol message.
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#ifndef GOOGLE_PROTOBUF_UNKNOWN_FIELD_SET_H__
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#define GOOGLE_PROTOBUF_UNKNOWN_FIELD_SET_H__
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#include <assert.h>
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#include <string>
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#include <vector>
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#include <google/protobuf/stubs/common.h>
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#include <google/protobuf/stubs/logging.h>
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#include <google/protobuf/parse_context.h>
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#include <google/protobuf/io/coded_stream.h>
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#include <google/protobuf/io/zero_copy_stream_impl_lite.h>
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#include <google/protobuf/message_lite.h>
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#include <google/protobuf/port.h>
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#include <google/protobuf/port_def.inc>
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#ifdef SWIG
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#error "You cannot SWIG proto headers"
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#endif
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namespace google {
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namespace protobuf {
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namespace internal {
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class InternalMetadata; // metadata_lite.h
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class WireFormat; // wire_format.h
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class MessageSetFieldSkipperUsingCord;
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// extension_set_heavy.cc
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} // namespace internal
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class Message; // message.h
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class UnknownField; // below
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// An UnknownFieldSet contains fields that were encountered while parsing a
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// message but were not defined by its type. Keeping track of these can be
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// useful, especially in that they may be written if the message is serialized
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// again without being cleared in between. This means that software which
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// simply receives messages and forwards them to other servers does not need
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// to be updated every time a new field is added to the message definition.
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//
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// To get the UnknownFieldSet attached to any message, call
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// Reflection::GetUnknownFields().
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//
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// This class is necessarily tied to the protocol buffer wire format, unlike
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// the Reflection interface which is independent of any serialization scheme.
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class PROTOBUF_EXPORT UnknownFieldSet {
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public:
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UnknownFieldSet();
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~UnknownFieldSet();
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// Remove all fields.
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inline void Clear();
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// Remove all fields and deallocate internal data objects
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void ClearAndFreeMemory();
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// Is this set empty?
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inline bool empty() const;
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// Merge the contents of some other UnknownFieldSet with this one.
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void MergeFrom(const UnknownFieldSet& other);
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// Similar to above, but this function will destroy the contents of other.
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void MergeFromAndDestroy(UnknownFieldSet* other);
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// Merge the contents an UnknownFieldSet with the UnknownFieldSet in
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// *metadata, if there is one. If *metadata doesn't have an UnknownFieldSet
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// then add one to it and make it be a copy of the first arg.
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static void MergeToInternalMetadata(const UnknownFieldSet& other,
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internal::InternalMetadata* metadata);
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// Swaps the contents of some other UnknownFieldSet with this one.
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inline void Swap(UnknownFieldSet* x);
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// Computes (an estimate of) the total number of bytes currently used for
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// storing the unknown fields in memory. Does NOT include
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// sizeof(*this) in the calculation.
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size_t SpaceUsedExcludingSelfLong() const;
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int SpaceUsedExcludingSelf() const {
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return internal::ToIntSize(SpaceUsedExcludingSelfLong());
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}
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// Version of SpaceUsed() including sizeof(*this).
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size_t SpaceUsedLong() const;
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int SpaceUsed() const { return internal::ToIntSize(SpaceUsedLong()); }
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// Returns the number of fields present in the UnknownFieldSet.
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inline int field_count() const;
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// Get a field in the set, where 0 <= index < field_count(). The fields
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// appear in the order in which they were added.
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inline const UnknownField& field(int index) const;
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// Get a mutable pointer to a field in the set, where
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// 0 <= index < field_count(). The fields appear in the order in which
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// they were added.
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inline UnknownField* mutable_field(int index);
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// Adding fields ---------------------------------------------------
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void AddVarint(int number, uint64 value);
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void AddFixed32(int number, uint32 value);
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void AddFixed64(int number, uint64 value);
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void AddLengthDelimited(int number, const std::string& value);
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std::string* AddLengthDelimited(int number);
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UnknownFieldSet* AddGroup(int number);
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// Adds an unknown field from another set.
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void AddField(const UnknownField& field);
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// Delete fields with indices in the range [start .. start+num-1].
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// Caution: implementation moves all fields with indices [start+num .. ].
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void DeleteSubrange(int start, int num);
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// Delete all fields with a specific field number. The order of left fields
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// is preserved.
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// Caution: implementation moves all fields after the first deleted field.
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void DeleteByNumber(int number);
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// Parsing helpers -------------------------------------------------
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// These work exactly like the similarly-named methods of Message.
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bool MergeFromCodedStream(io::CodedInputStream* input);
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bool ParseFromCodedStream(io::CodedInputStream* input);
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bool ParseFromZeroCopyStream(io::ZeroCopyInputStream* input);
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bool ParseFromArray(const void* data, int size);
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inline bool ParseFromString(const std::string& data) {
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return ParseFromArray(data.data(), static_cast<int>(data.size()));
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}
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// Merges this message's unknown field data (if any). This works whether
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// the message is a lite or full proto (for legacy reasons, lite and full
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// return different types for MessageType::unknown_fields()).
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template <typename MessageType>
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bool MergeFromMessage(const MessageType& message);
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static const UnknownFieldSet& default_instance();
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private:
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// For InternalMergeFrom
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friend class UnknownField;
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// Merges from other UnknownFieldSet. This method assumes, that this object
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// is newly created and has no fields.
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void InternalMergeFrom(const UnknownFieldSet& other);
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void ClearFallback();
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template <typename MessageType,
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typename std::enable_if<
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std::is_base_of<Message, MessageType>::value, int>::type = 0>
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bool InternalMergeFromMessage(const MessageType& message) {
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MergeFrom(message.GetReflection()->GetUnknownFields(message));
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return true;
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}
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template <typename MessageType,
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typename std::enable_if<
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std::is_base_of<MessageLite, MessageType>::value &&
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!std::is_base_of<Message, MessageType>::value,
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int>::type = 0>
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bool InternalMergeFromMessage(const MessageType& message) {
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const auto& unknown_fields = message.unknown_fields();
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io::ArrayInputStream array_stream(unknown_fields.data(),
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unknown_fields.size());
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io::CodedInputStream coded_stream(&array_stream);
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return MergeFromCodedStream(&coded_stream);
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}
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std::vector<UnknownField> fields_;
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GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(UnknownFieldSet);
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};
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namespace internal {
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inline void WriteVarint(uint32 num, uint64 val, UnknownFieldSet* unknown) {
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unknown->AddVarint(num, val);
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}
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inline void WriteLengthDelimited(uint32 num, StringPiece val,
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UnknownFieldSet* unknown) {
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unknown->AddLengthDelimited(num)->assign(val.data(), val.size());
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}
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PROTOBUF_EXPORT
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const char* UnknownGroupParse(UnknownFieldSet* unknown, const char* ptr,
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ParseContext* ctx);
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PROTOBUF_EXPORT
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const char* UnknownFieldParse(uint64 tag, UnknownFieldSet* unknown,
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const char* ptr, ParseContext* ctx);
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} // namespace internal
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// Represents one field in an UnknownFieldSet.
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class PROTOBUF_EXPORT UnknownField {
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public:
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enum Type {
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TYPE_VARINT,
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TYPE_FIXED32,
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TYPE_FIXED64,
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TYPE_LENGTH_DELIMITED,
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TYPE_GROUP
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};
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// The field's field number, as seen on the wire.
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inline int number() const;
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// The field type.
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inline Type type() const;
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// Accessors -------------------------------------------------------
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// Each method works only for UnknownFields of the corresponding type.
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inline uint64 varint() const;
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inline uint32 fixed32() const;
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inline uint64 fixed64() const;
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inline const std::string& length_delimited() const;
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inline const UnknownFieldSet& group() const;
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inline void set_varint(uint64 value);
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inline void set_fixed32(uint32 value);
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inline void set_fixed64(uint64 value);
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inline void set_length_delimited(const std::string& value);
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inline std::string* mutable_length_delimited();
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inline UnknownFieldSet* mutable_group();
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// Serialization API.
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// These methods can take advantage of the underlying implementation and may
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// archieve a better performance than using getters to retrieve the data and
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// do the serialization yourself.
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void SerializeLengthDelimitedNoTag(io::CodedOutputStream* output) const {
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output->SetCur(InternalSerializeLengthDelimitedNoTag(output->Cur(),
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output->EpsCopy()));
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}
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inline size_t GetLengthDelimitedSize() const;
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uint8* InternalSerializeLengthDelimitedNoTag(
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uint8* target, io::EpsCopyOutputStream* stream) const;
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// If this UnknownField contains a pointer, delete it.
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void Delete();
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// Make a deep copy of any pointers in this UnknownField.
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void DeepCopy(const UnknownField& other);
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// Set the wire type of this UnknownField. Should only be used when this
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// UnknownField is being created.
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inline void SetType(Type type);
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union LengthDelimited {
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std::string* string_value;
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};
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uint32 number_;
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uint32 type_;
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union {
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uint64 varint_;
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uint32 fixed32_;
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uint64 fixed64_;
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mutable union LengthDelimited length_delimited_;
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UnknownFieldSet* group_;
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} data_;
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};
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// ===================================================================
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// inline implementations
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inline UnknownFieldSet::UnknownFieldSet() {}
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inline UnknownFieldSet::~UnknownFieldSet() { Clear(); }
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inline void UnknownFieldSet::ClearAndFreeMemory() { Clear(); }
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inline void UnknownFieldSet::Clear() {
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if (!fields_.empty()) {
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ClearFallback();
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}
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}
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inline bool UnknownFieldSet::empty() const { return fields_.empty(); }
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inline void UnknownFieldSet::Swap(UnknownFieldSet* x) {
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fields_.swap(x->fields_);
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}
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inline int UnknownFieldSet::field_count() const {
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return static_cast<int>(fields_.size());
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}
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inline const UnknownField& UnknownFieldSet::field(int index) const {
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return (fields_)[static_cast<size_t>(index)];
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}
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inline UnknownField* UnknownFieldSet::mutable_field(int index) {
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return &(fields_)[static_cast<size_t>(index)];
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}
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inline void UnknownFieldSet::AddLengthDelimited(int number,
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const std::string& value) {
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AddLengthDelimited(number)->assign(value);
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}
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inline int UnknownField::number() const { return static_cast<int>(number_); }
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inline UnknownField::Type UnknownField::type() const {
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return static_cast<Type>(type_);
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}
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inline uint64 UnknownField::varint() const {
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assert(type() == TYPE_VARINT);
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return data_.varint_;
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}
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inline uint32 UnknownField::fixed32() const {
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assert(type() == TYPE_FIXED32);
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return data_.fixed32_;
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}
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inline uint64 UnknownField::fixed64() const {
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assert(type() == TYPE_FIXED64);
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return data_.fixed64_;
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}
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inline const std::string& UnknownField::length_delimited() const {
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assert(type() == TYPE_LENGTH_DELIMITED);
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return *data_.length_delimited_.string_value;
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}
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inline const UnknownFieldSet& UnknownField::group() const {
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assert(type() == TYPE_GROUP);
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return *data_.group_;
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}
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inline void UnknownField::set_varint(uint64 value) {
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assert(type() == TYPE_VARINT);
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data_.varint_ = value;
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}
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inline void UnknownField::set_fixed32(uint32 value) {
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assert(type() == TYPE_FIXED32);
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data_.fixed32_ = value;
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}
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inline void UnknownField::set_fixed64(uint64 value) {
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assert(type() == TYPE_FIXED64);
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data_.fixed64_ = value;
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}
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inline void UnknownField::set_length_delimited(const std::string& value) {
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assert(type() == TYPE_LENGTH_DELIMITED);
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data_.length_delimited_.string_value->assign(value);
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}
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inline std::string* UnknownField::mutable_length_delimited() {
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assert(type() == TYPE_LENGTH_DELIMITED);
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return data_.length_delimited_.string_value;
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}
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inline UnknownFieldSet* UnknownField::mutable_group() {
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assert(type() == TYPE_GROUP);
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return data_.group_;
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}
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template <typename MessageType>
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bool UnknownFieldSet::MergeFromMessage(const MessageType& message) {
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// SFINAE will route to the right version.
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return InternalMergeFromMessage(message);
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}
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inline size_t UnknownField::GetLengthDelimitedSize() const {
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GOOGLE_DCHECK_EQ(TYPE_LENGTH_DELIMITED, type());
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return data_.length_delimited_.string_value->size();
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}
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inline void UnknownField::SetType(Type type) {
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type_ = type;
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}
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} // namespace protobuf
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} // namespace google
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#include <google/protobuf/port_undef.inc>
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#endif // GOOGLE_PROTOBUF_UNKNOWN_FIELD_SET_H__
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Block a user