Wii disc filesystem

Contents

This page aims at properly documenting that format for once.

1. FST format

Each entry takes 12 bytes.

Offset	Size	Description
0x00	4	bit0-23: name offset (relative to partition's name table offset), bit24-31: 0x01 if entry is a directory
0x04	4	Data offset (must be shifted left by 2)
0x08	4	File size for files, index of last child entry for directories (first child entry comes right after current entry)

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