Method LoadHeader

TombEngine/Game/savegame.cpp:3069–3128

}

bool SaveGame::LoadHeader(int slot, SaveGameHeader* header)
{
	if (!IsSaveGameSlotValid(slot))
		return false;

	if (!DoesSaveGameExist(slot))
		return false;

	auto fileName = GetSavegameFilename(slot);

	std::ifstream file;
	file.open(fileName, std::ios_base::app | std::ios_base::binary);

	file.seekg(0, std::ios::end);
	size_t length = file.tellg();
	file.seekg(0, std::ios::beg);

	if (length == 0)
	{
		TENLog(fmt::format("Savegame #{} has no data.", slot), LogLevel::Warning);
		return false;
	}

	try
	{
		int size;
		file.read(reinterpret_cast<char*>(&size), sizeof(size));

		std::unique_ptr<char[]> buffer = std::make_unique<char[]>(size);
		file.read(buffer.get(), size);
		file.close();

		bool bufferIsValid = Save::VerifySaveGameBuffer(flatbuffers::Verifier(reinterpret_cast<const unsigned char*>(buffer.get()), size));

		if (size <= 0 || size >= length || !bufferIsValid)
		{
			TENLog(fmt::format("Incorrect data in savegame #{}. The level format may be outdated.", slot), LogLevel::Warning);
			return false;
		}

		const Save::SaveGame* s = Save::GetSaveGame(buffer.get());

		header->Level = s->header()->level();
		header->LevelName = s->header()->level_name()->str();
		header->LevelHash = s->header()->level_hash();
		header->Hours = s->header()->hours();
		header->Minutes = s->header()->minutes();
		header->Seconds = s->header()->seconds();
		header->Level = s->header()->level();
		header->Timer = s->header()->timer();
		header->Count = s->header()->count();

		return true;
	}
	catch (std::exception& ex)
	{
		TENLog(fmt::format("Error reading savegame #{}. Exception: {}", slot, ex.what()), LogLevel::Error);
		return false;