XDVDFS
From xboxdevwiki
XDVDFS (Also known as XISO) is the image format used for Xbox Game Discs. It is stored in the data area.
Contents
Format
Each sector is 2048 bytes.
Filesystem
[FIXME]
Volume descriptor
32 sectors which are zero-filled. The Volume descriptor is 4096 bytes, but split into 2x 2048 sections.
- Section 1: The first data is the magic at sector 32. It is always "MICROSOFT*XBOX*MEDIA". [FIXME]
- Section 2: The first data is the magic at sector 32. It is always "MICROSOFT*XBOX*MEDIA". [FIXME]
Version 4361
[FIXME]
Directory Entry
Version 4361
File entry flags:
- READONLY = 0x01
- HIDDEN = 0x02
- SYSTEM = 0x04
- DIRECTORY = 0x10
- ARCHIVE = 0x20
- NORMAL = 0x80
File data blocks
Version 4361
Incomplete sectors are padded with 0x00 bytes.
Random blocks
Version 4361
First byte read is the first byte in the data partition. Filled with algorithm 1 (2048 bytes at a time, even buffer address).
Security blocks
Version 4361
Treated like random block.
