void IPC::setMessageHeaderID(MessageType& message, const uint64_t id)
{
const auto header_field = message.GetDescriptor()->FindFieldByName("header");
auto reflection = message.GetReflection();
auto header_message = reflection->MutableMessage(&message, header_field);
if (header_message->GetTypeName() != IPC::MessageHeader::default_instance().GetTypeName()) {
throw std::runtime_error("unknown message header type");
}
auto header = reinterpret_cast<IPC::MessageHeader*>(header_message);
header->set_id(id);
}
uint64_t IPC::getMessageHeaderID(const MessageType& message)
{
const auto header_field = message.GetDescriptor()->FindFieldByName("header");
const auto reflection = message.GetReflection();
const auto& header_message = reflection->GetMessage(message, header_field);
if (header_message.GetTypeName() != IPC::MessageHeader::default_instance().GetTypeName()) {
throw std::runtime_error("unknown message header type");
}
const auto header = reinterpret_cast<const IPC::MessageHeader&>(header_message);
return header.id();
}
