Nintendo DS Cart Whitelist

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The Nintendo DS Cart Whitelist is a system title (HNHA / 0003000f484e4841) that contains a list of whitelisted DS carts. It also exists as a 3DS system title.

Basic File Structure

The file consists in one header, a list of titles and a footer.

Header Structure

The header is 136 bytes.

Start Length Description
0x00 4 An ID (NDHT)
0x04 0x80 Unknown
0x84 4 Number of titles in file

Title Structure

A title is 48 bytes.

Start Length Description
0x00 4 ROM serial
0x04 4 ROM revision
0x08 20 The first SHA-1 sum
0x1C 20 The second SHA-1 sum (optional)

Footer Structure

The footer is 24 bytes.

Start Length Description
0x00 24 Unknown