src/google/protobuf/inlined_string_field.cc

// Protocol Buffers - Google's data interchange format
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#include <google/protobuf/inlined_string_field.h>

#include <google/protobuf/parse_context.h>
#include <google/protobuf/arena.h>
#include <google/protobuf/arenastring.h>
#include <google/protobuf/generated_message_util.h>
#include <google/protobuf/message_lite.h>

// clang-format off
#include <google/protobuf/port_def.inc>
// clang-format on

namespace google {
namespace protobuf {
namespace internal {


std::string* InlinedStringField::Mutable(const LazyString& /*default_value*/,
                                         Arena* arena, bool donated,
                                         uint32_t* donating_states,
                                         uint32_t mask) {
  if (arena == nullptr || !donated) {
    return UnsafeMutablePointer();
  }
  return MutableSlow(arena, donated, donating_states, mask);
}

std::string* InlinedStringField::Mutable(ArenaStringPtr::EmptyDefault,
                                         Arena* arena, bool donated,
                                         uint32_t* donating_states,
                                         uint32_t mask) {
  if (arena == nullptr || !donated) {
    return UnsafeMutablePointer();
  }
  return MutableSlow(arena, donated, donating_states, mask);
}

std::string* InlinedStringField::MutableSlow(::google::protobuf::Arena* arena,
                                             bool donated,
                                             uint32_t* donating_states,
                                             uint32_t mask) {
  return UnsafeMutablePointer();
}

void InlinedStringField::SetAllocated(const std::string* default_value,
                                      std::string* value, Arena* arena,
                                      bool donated, uint32_t* donating_states,
                                      uint32_t mask) {
  SetAllocatedNoArena(default_value, value);
}

void InlinedStringField::Set(const std::string* default_value,
                             std::string&& value, Arena* arena, bool donated,
                             uint32_t* donating_states, uint32_t mask) {
  SetNoArena(default_value, std::move(value));
}

std::string* InlinedStringField::Release(const std::string* default_value,
                                         Arena* arena, bool donated) {
  if (arena == nullptr && !donated) {
    return ReleaseNonDefaultNoArena(default_value);
  }
  return ReleaseNonDefault(default_value, arena);
}

std::string* InlinedStringField::ReleaseNonDefault(
    const std::string* default_value, Arena* arena) {
  return ReleaseNonDefaultNoArena(default_value);
}

void InlinedStringField::ClearToDefault(const LazyString& default_value,
                                        Arena* arena, bool donated) {
  (void)arena;
  get_mutable()->assign(default_value.get());
}


}  // namespace internal
}  // namespace protobuf
}  // namespace google