DSiWare Exports: Difference between revisions
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The DSiWare exported from a 3DS is located at "[[SD_Filesystem|sdmc]]:/Nintendo 3DS/<ID0>/<ID1>/Nintendo DSiWare". Filenames are same format as DSi: "<TitleID-Low>.bin". The keys/format for these files are completely different from [http://dsibrew.org/wiki/Tad DSi]. The below sizes include the 0x20-byte block metadata. | The DSiWare exported from a 3DS is located at "[[SD_Filesystem|sdmc]]:/Nintendo 3DS/<ID0>/<ID1>/Nintendo DSiWare". Filenames are same format as DSi: "<TitleID-Low>.bin". The keys/format for these files are completely different from [http://dsibrew.org/wiki/Tad DSi]. The below sizes include the 0x20-byte block metadata. | ||
DSiWare exported from 3DS use [[Nand/private/movable.sed|keyslots]] initialized by movable.sed | DSiWare exported from 3DS use [[Nand/private/movable.sed|keyslots]] initialized by movable.sed. | ||
=Block Metadata= | =Block Metadata= | ||
| Line 16: | Line 16: | ||
| 0x10 | | 0x10 | ||
| 0x10 | | 0x10 | ||
| CTR | | CTR for AES-CTR / IV for AES-CBC | ||
|} | |} | ||
| Line 30: | Line 30: | ||
| 0x0 | | 0x0 | ||
| 0x4020 | | 0x4020 | ||
| Banner section | | Banner section encrypted with AES-CBC. | ||
|- | |- | ||
| 0x4020 | | 0x4020 | ||
Revision as of 09:02, 22 April 2013
The DSiWare exported from a 3DS is located at "sdmc:/Nintendo 3DS/<ID0>/<ID1>/Nintendo DSiWare". Filenames are same format as DSi: "<TitleID-Low>.bin". The keys/format for these files are completely different from DSi. The below sizes include the 0x20-byte block metadata.
DSiWare exported from 3DS use keyslots initialized by movable.sed.
Block Metadata
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x10 | AES MAC |
| 0x10 | 0x10 | CTR for AES-CTR / IV for AES-CBC |
Each section begins with the actual encrypted data, followed by this block metadata.
File Structure
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x4020 | Banner section encrypted with AES-CBC. |
| 0x4020 | 0xA0 | Header section |
| 0x40C0 | 0x400 | Footer section |
| 0x44C0 | Data for the 4 content sections are stored here. |