Method AddItem

src/engine/shared/datafile.cpp:1034–1084

}

int CDataFileWriter::AddItem(int Type, int Id, size_t Size, const void *pData, const CUuid *pUuid)
{
	dbg_assert((Type >= 0 && Type <= MAX_ITEM_TYPE) || Type >= OFFSET_UUID || (Type == -1 && pUuid != nullptr), "Invalid Type: %d", Type);
	dbg_assert(Id >= 0 && Id <= MAX_ITEM_ID, "Invalid Id: %d", Id);
	dbg_assert(Size == 0 || pData != nullptr, "Data missing"); // Items without data are allowed
	dbg_assert(Size <= (size_t)std::numeric_limits<int>::max(), "Data too large");
	dbg_assert(Size % sizeof(int) == 0, "Invalid data boundary");
	dbg_assert(m_vItems.size() < (size_t)std::numeric_limits<int>::max(), "Too many items");

	if(Type == -1 || Type >= OFFSET_UUID)
	{
		Type = GetTypeFromIndex(GetExtendedItemTypeIndex(Type, pUuid));
	}

	const int NumItems = m_vItems.size();
	m_vItems.emplace_back();
	CItemInfo &Info = m_vItems.back();
	Info.m_Type = Type;
	Info.m_Id = Id;
	Info.m_Size = Size;

	// copy data
	if(Size > 0)
	{
		Info.m_pData = malloc(Size);
		mem_copy(Info.m_pData, pData, Size);
	}
	else
	{
		Info.m_pData = nullptr;
	}

	// link
	CItemTypeInfo &ItemType = m_ItemTypes[Type];
	Info.m_Prev = ItemType.m_Last;
	Info.m_Next = -1;

	if(ItemType.m_Last != -1)
	{
		m_vItems[ItemType.m_Last].m_Next = NumItems;
	}
	ItemType.m_Last = NumItems;

	if(ItemType.m_First == -1)
	{
		ItemType.m_First = NumItems;
	}

	ItemType.m_Num++;
	return NumItems;
}

int CDataFileWriter::AddData(size_t Size, const void *pData, ECompressionLevel CompressionLevel)
{