Formats/Common:BIG

Revision as of 08:45, 29 September 2022 by GlitcherOG (talk | contribs)

Overview

EA's archive format.

Tools

File Data

All integers are Big endian unless stated otherwise.

Magic words

Hex ASCII
C0FB Àû
42494734 BIG4
42494746 BIGF

C0FB is identified as "old 24bit", and BIGF is identified as "old 32bit".

BIGF/BIG4

Header

Type Description
UInt32 LE Big File Size
UInt32 File Count
UInt32 Data Start Offset

File Entries

Type Description
UInt32 Offset
UInt32 File Size
C String Path

If the first word of the file data starts with 0x10FB, the file is RefPack compressed.

Debug Info Footer

This footer contains a tiny bit of debug info about the Lumpy used to pack the archive.

Type Description
char[4] Lumpy version/creator code (e.g: `L218`)
uint32 Lumpy flags (as a bitflag. Unknown)

C0FB

Header

Type Description
UInt16 Data Start Offset
UInt16 File Count

File Entries

Type Description
UInt24 Offset
UInt24 File Size
C String Path

Footer

Same as BIGF/BIG4?