chromium/third_party/protobuf/src/google/protobuf/message.cc

// 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.

// Author: [email protected] (Kenton Varda)
//  Based on original Protocol Buffers design by
//  Sanjay Ghemawat, Jeff Dean, and others.

#include <google/protobuf/message.h>

#include <iostream>
#include <stack>
#include <unordered_map>

#include <google/protobuf/stubs/casts.h>
#include <google/protobuf/stubs/logging.h>
#include <google/protobuf/stubs/common.h>
#include <google/protobuf/io/coded_stream.h>
#include <google/protobuf/io/zero_copy_stream_impl.h>
#include <google/protobuf/stubs/strutil.h>
#include <google/protobuf/descriptor.h>
#include <google/protobuf/descriptor.pb.h>
#include <google/protobuf/generated_message_reflection.h>
#include <google/protobuf/generated_message_util.h>
#include <google/protobuf/map_field.h>
#include <google/protobuf/map_field_inl.h>
#include <google/protobuf/parse_context.h>
#include <google/protobuf/reflection_internal.h>
#include <google/protobuf/reflection_ops.h>
#include <google/protobuf/unknown_field_set.h>
#include <google/protobuf/wire_format.h>
#include <google/protobuf/wire_format_lite.h>
#include <google/protobuf/stubs/map_util.h>
#include <google/protobuf/stubs/stl_util.h>
#include <google/protobuf/stubs/hash.h>

// Must be included last.
#include <google/protobuf/port_def.inc>

namespace google {
namespace protobuf {

namespace internal {

// TODO(gerbens) make this factorized better. This should not have to hop
// to reflection. Currently uses GeneratedMessageReflection and thus is
// defined in generated_message_reflection.cc
void RegisterFileLevelMetadata(const DescriptorTable* descriptor_table);

}  // namespace internal

ReflectionOps;
WireFormat;
WireFormatLite;

void Message::MergeFrom(const Message& from) { … }

void Message::CheckTypeAndMergeFrom(const MessageLite& other) { … }

void Message::CopyFrom(const Message& from) { … }

void Message::CopyWithSourceCheck(Message& to, const Message& from) { … }

void Message::FailIfCopyFromDescendant(Message& to, const Message& from) { … }

std::string Message::GetTypeName() const { … }

void Message::Clear() { … }

bool Message::IsInitialized() const { … }

void Message::FindInitializationErrors(std::vector<std::string>* errors) const { … }

std::string Message::InitializationErrorString() const { … }

void Message::CheckInitialized() const { … }

void Message::DiscardUnknownFields() { … }

const char* Message::_InternalParse(const char* ptr,
                                    internal::ParseContext* ctx) { … }

uint8_t* Message::_InternalSerialize(uint8_t* target,
                                     io::EpsCopyOutputStream* stream) const { … }

size_t Message::ByteSizeLong() const { … }

void Message::SetCachedSize(int /* size */) const { … }

size_t Message::ComputeUnknownFieldsSize(
    size_t total_size, internal::CachedSize* cached_size) const { … }

size_t Message::MaybeComputeUnknownFieldsSize(
    size_t total_size, internal::CachedSize* cached_size) const { … }

size_t Message::SpaceUsedLong() const { … }

uint64_t Message::GetInvariantPerBuild(uint64_t salt) { … }

// =============================================================================
// MessageFactory

MessageFactory::~MessageFactory() { … }

namespace {


#define HASH_MAP …
#define STR_HASH_FXN …


class GeneratedMessageFactory final : public MessageFactory { … };

GeneratedMessageFactory* GeneratedMessageFactory::singleton() { … }

void GeneratedMessageFactory::RegisterFile(
    const google::protobuf::internal::DescriptorTable* table) { … }

void GeneratedMessageFactory::RegisterType(const Descriptor* descriptor,
                                           const Message* prototype) { … }


const Message* GeneratedMessageFactory::GetPrototype(const Descriptor* type) { … }

}  // namespace

MessageFactory* MessageFactory::generated_factory() { … }

void MessageFactory::InternalRegisterGeneratedFile(
    const google::protobuf::internal::DescriptorTable* table) { … }

void MessageFactory::InternalRegisterGeneratedMessage(
    const Descriptor* descriptor, const Message* prototype) { … }


namespace {
template <typename T>
T* GetSingleton() { … }
}  // namespace

const internal::RepeatedFieldAccessor* Reflection::RepeatedFieldAccessor(
    const FieldDescriptor* field) const { … }

namespace internal {
template <>
#if defined(_MSC_VER) && (_MSC_VER >= 1800)
// Note: force noinline to workaround MSVC compiler bug with /Zc:inline, issue
// #240
PROTOBUF_NOINLINE
#endif
    Message*
    GenericTypeHandler<Message>::NewFromPrototype(const Message* prototype,
                                                  Arena* arena) { … }
template <>
#if defined(_MSC_VER) && (_MSC_VER >= 1800)
// Note: force noinline to workaround MSVC compiler bug with /Zc:inline, issue
// #240
PROTOBUF_NOINLINE
#endif
    Arena*
    GenericTypeHandler<Message>::GetOwningArena(Message* value) { … }
}  // namespace internal

}  // namespace protobuf
}  // namespace google

#include <google/protobuf/port_undef.inc>