spec.md

STPAK Specification Draft

Notes

All integers in the file are unsigned little endian, everything is little endian, unless otherwise specified! the packers / unpackers are expected to work across platforms however.

File layout

Root layout

Bytes	Commentary
53 54 50 41 4b 00	"STPAK\0"
XX	Major version
XX	Minor version
XX	Patch version

Followed by

Bytes	Commentary
XX XX XX XX XX XX XX XX	Pack's bitflags

Defined as:

• 1<<0: Pack/file type
• 1<<1: Name
• 1<<2: Data

And then optionally from the following:

Pack/file type layout

Bytes	Commentary
XX XX XX XX	An int representing pack type

Defined as:

• 0xFFFFFFFF: Index data (WIP)
• ...

Name layout

Bytes	Commentary
XX XX XX XX	Number of bytes for the name
XX ..	The name in either bytes (linux) or UTF8 (stringy-named platforms)

Name layout

Bytes	Commentary
XX XX XX XX XX XX XX XX	Number of bytes for the data
XX ..	The data