Ext4 Test Files

These are the ext4 test images we use to test the capability of the reader.

Note: There are many flags/properties, and it would be too verbose to be exhaustive. Only notable properties will be mentioned.

1file.img

The most basic, just has one file in the root directory.

Properties

• 1 KiB Block Size
• Single block group

Flags

• 32 bit

Directory Tree

/
├── file1
└── lost+found/

nest.img

Test that we can walk into a sub-directory.

Properties

• 1 KiB Block Size
• Single block group

Flags

• 32 bit

Directory Tree

/
├── file1
├── inner/
│   └── file2
└── lost+found/