DSiWare Exports: Difference between revisions
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Line 14: | Line 14: | ||
| 0-6 | | 0-6 | ||
| | | | ||
| | | Same as value 14. | ||
|- | |- | ||
| 7-11 | | 7-11 | ||
Line 33: | Line 33: | ||
|} | |} | ||
For NATIVE_FIRM versions where this DSiWare export [[ | For NATIVE_FIRM versions where this DSiWare export [[AM:ExportDSiWare|type]] field is unused, format version v1 is used with 4 content sections. Otherwise when this field is used, see the above table. [[System Settings]] uses type 1 for [[AM:ExportDSiWare|exporting]] DSiWare, regardless of the System Settings title-version. | ||
=Block Metadata= | =Block Metadata= | ||
Line 48: | Line 48: | ||
| 0x10 | | 0x10 | ||
| 0x10 | | 0x10 | ||
| IV, generated by the RNG. | | IV, generated by the [[PSPXI:GenerateRandomBytes|RNG]]. | ||
|} | |} | ||
Line 66: | Line 66: | ||
| 0x0 + X | | 0x0 + X | ||
| 0x3C | | 0x3C | ||
| ECDSA signature over the previous | | ECDSA signature using SHA-256 over the previous hashes, signed by the APCert. | ||
|- | |- | ||
| 0x3C + X | | 0x3C + X | ||
| 0x180 | | 0x180 | ||
| ECDSA "APXXXXXXXXXXXXXXXX" cert signed by the [[CTCert]], where X is random lowercase ASCII hex data. | | ECDSA "APXXXXXXXXXXXXXXXX" cert signed by the below [[CTCert]], where X is [[PSPXI:GenerateRandomBytes|random]] lowercase ASCII hex data. | ||
|- | |- | ||
| 0x1BC + X | | 0x1BC + X | ||
Line 82: | Line 82: | ||
These hashes are the same hashes used for generating each section's MAC stored in the metadata block. X = 0x40 + totalcontentsections*0x20. | These hashes are the same hashes used for generating each section's MAC stored in the metadata block. X = 0x40 + totalcontentsections*0x20. | ||
The curve sect233r1 is used for all related ECDSA signing operations | |||
=File Structure v1= | =File Structure v1= |