add external dependencies in a pre-built way to avoid incompatibilities
This commit is contained in:
Sven Czarnian
212
external/include/google/protobuf/generated_message_util.h
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212
external/include/google/protobuf/generated_message_util.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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// This file contains miscellaneous helper code used by generated code --
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// including lite types -- but which should not be used directly by users.
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#ifndef GOOGLE_PROTOBUF_GENERATED_MESSAGE_UTIL_H__
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#define GOOGLE_PROTOBUF_GENERATED_MESSAGE_UTIL_H__
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#include <assert.h>
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#include <atomic>
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#include <climits>
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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/any.h>
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#include <google/protobuf/has_bits.h>
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#include <google/protobuf/implicit_weak_message.h>
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#include <google/protobuf/message_lite.h>
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#include <google/protobuf/stubs/once.h> // Add direct dep on port for pb.cc
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#include <google/protobuf/port.h>
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#include <google/protobuf/repeated_field.h>
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#include <google/protobuf/wire_format_lite.h>
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#include <google/protobuf/stubs/strutil.h>
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#include <google/protobuf/stubs/casts.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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class Arena;
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class Message;
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namespace io {
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class CodedInputStream;
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}
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namespace internal {
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template <typename To, typename From>
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inline To DownCast(From* f) {
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return PROTOBUF_NAMESPACE_ID::internal::down_cast<To>(f);
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}
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template <typename To, typename From>
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inline To DownCast(From& f) {
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return PROTOBUF_NAMESPACE_ID::internal::down_cast<To>(f);
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}
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// This fastpath inlines a single branch instead of having to make the
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// InitProtobufDefaults function call.
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// It also generates less inlined code than a function-scope static initializer.
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PROTOBUF_EXPORT extern std::atomic<bool> init_protobuf_defaults_state;
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PROTOBUF_EXPORT void InitProtobufDefaultsSlow();
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PROTOBUF_EXPORT inline void InitProtobufDefaults() {
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if (PROTOBUF_PREDICT_FALSE(
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!init_protobuf_defaults_state.load(std::memory_order_acquire))) {
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InitProtobufDefaultsSlow();
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}
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}
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// This used by proto1
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PROTOBUF_EXPORT inline const std::string& GetEmptyString() {
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InitProtobufDefaults();
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return GetEmptyStringAlreadyInited();
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}
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// True if IsInitialized() is true for all elements of t. Type is expected
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// to be a RepeatedPtrField<some message type>. It's useful to have this
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// helper here to keep the protobuf compiler from ever having to emit loops in
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// IsInitialized() methods. We want the C++ compiler to inline this or not
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// as it sees fit.
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template <typename Msg>
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bool AllAreInitialized(const RepeatedPtrField<Msg>& t) {
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for (int i = t.size(); --i >= 0;) {
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if (!t.Get(i).IsInitialized()) return false;
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}
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return true;
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}
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// "Weak" variant of AllAreInitialized, used to implement implicit weak fields.
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// This version operates on MessageLite to avoid introducing a dependency on the
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// concrete message type.
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template <class T>
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bool AllAreInitializedWeak(const RepeatedPtrField<T>& t) {
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for (int i = t.size(); --i >= 0;) {
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if (!reinterpret_cast<const RepeatedPtrFieldBase&>(t)
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.Get<ImplicitWeakTypeHandler<T> >(i)
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.IsInitialized()) {
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return false;
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}
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}
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return true;
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}
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inline bool IsPresent(const void* base, uint32 hasbit) {
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const uint32* has_bits_array = static_cast<const uint32*>(base);
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return (has_bits_array[hasbit / 32] & (1u << (hasbit & 31))) != 0;
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}
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inline bool IsOneofPresent(const void* base, uint32 offset, uint32 tag) {
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const uint32* oneof =
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reinterpret_cast<const uint32*>(static_cast<const uint8*>(base) + offset);
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return *oneof == tag >> 3;
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}
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typedef void (*SpecialSerializer)(const uint8* base, uint32 offset, uint32 tag,
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uint32 has_offset,
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io::CodedOutputStream* output);
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PROTOBUF_EXPORT void ExtensionSerializer(const uint8* base, uint32 offset,
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uint32 tag, uint32 has_offset,
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io::CodedOutputStream* output);
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PROTOBUF_EXPORT void UnknownFieldSerializerLite(const uint8* base,
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uint32 offset, uint32 tag,
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uint32 has_offset,
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io::CodedOutputStream* output);
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PROTOBUF_EXPORT MessageLite* DuplicateIfNonNullInternal(MessageLite* message);
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PROTOBUF_EXPORT MessageLite* GetOwnedMessageInternal(Arena* message_arena,
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MessageLite* submessage,
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Arena* submessage_arena);
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PROTOBUF_EXPORT void GenericSwap(MessageLite* m1, MessageLite* m2);
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// We specialize GenericSwap for non-lite messages to benefit from reflection.
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PROTOBUF_EXPORT void GenericSwap(Message* m1, Message* m2);
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template <typename T>
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T* DuplicateIfNonNull(T* message) {
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// The casts must be reinterpret_cast<> because T might be a forward-declared
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// type that the compiler doesn't know is related to MessageLite.
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return reinterpret_cast<T*>(
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DuplicateIfNonNullInternal(reinterpret_cast<MessageLite*>(message)));
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}
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template <typename T>
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T* GetOwnedMessage(Arena* message_arena, T* submessage,
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Arena* submessage_arena) {
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// The casts must be reinterpret_cast<> because T might be a forward-declared
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// type that the compiler doesn't know is related to MessageLite.
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return reinterpret_cast<T*>(GetOwnedMessageInternal(
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message_arena, reinterpret_cast<MessageLite*>(submessage),
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submessage_arena));
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}
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// Hide atomic from the public header and allow easy change to regular int
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// on platforms where the atomic might have a perf impact.
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class PROTOBUF_EXPORT CachedSize {
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public:
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int Get() const { return size_.load(std::memory_order_relaxed); }
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void Set(int size) { size_.store(size, std::memory_order_relaxed); }
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private:
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std::atomic<int> size_{0};
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};
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PROTOBUF_EXPORT void DestroyMessage(const void* message);
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PROTOBUF_EXPORT void DestroyString(const void* s);
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// Destroy (not delete) the message
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inline void OnShutdownDestroyMessage(const void* ptr) {
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OnShutdownRun(DestroyMessage, ptr);
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}
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// Destroy the string (call std::string destructor)
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inline void OnShutdownDestroyString(const std::string* ptr) {
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OnShutdownRun(DestroyString, ptr);
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}
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} // namespace internal
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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_GENERATED_MESSAGE_UTIL_H__
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