User:Rick/Save research

v0.27.169.32a

Dwarf Fortress .DAT files for this version are basically blocks of zlib compressed data. long + data... repeated throughout the file. The long represents the size of compressed data.

Structures

String

Size	Type	Name	Notes
2	short	Length
x	char	String data of length size.

String List

Size	Type	Name	Notes
4	long	Count
(2 + length) * count	strings	Strings

Long List

Size	Type	Name	Notes
4	long	Count
4 * count	longs	Longs

Files

world.dat

Version

Size	Type	Name	Notes
4	long	Version?	Currently 0x4B5 (1205).
2	short

Header (1)

Size	Type	Name	Notes
4	long
4	long
4	long
4	long
4	long
4	long
4	long
4	long
4	long
4	long
4	long
4	long
1	byte		Following block is not present if this is 0.

Optional header block

Size	Type	Name	Notes
2 + length	string
2 + length	string
28	struct?
14	struct?
4	long
2	short

Header (2)

Size	Type	Name	Notes
15	struct?
2 + length	string	World name

Data

IDs

Size	Type	Name	Notes
	stringlist	Wood Matgloss IDs
	stringlist	Stone Matgloss IDs
	stringlist	Metal Matgloss IDs
	stringlist	Plant Matgloss IDs
	stringlist	Creature Body IDs
	stringlist	Creature Body Gloss IDs
	stringlist	Creature IDs
	stringlist	Item IDs
	stringlist	Entity IDs
	stringlist	Word IDs
	stringlist	Symbol IDs
	stringlist	Language IDs
	stringlist	Color IDs
	stringlist	Shape IDs
	stringlist	Reaction IDs

...

Size	Type	Name	Notes
4	long		If this is a non-zero value some data follows, not sure of format yet.
4	long		If this is a non-zero value some data follows, not sure of format yet.
4	long	Civilization count?
variable	long * civ count
	longlist
	longlist
	longlist
	longlist
variable	civilization * civ count	Civilization data