FS:UpdateSha256Context
Request
| Index Word | Description |
|---|---|
| 0 | Header code [0x084E0342] |
| 1-8 | Input Hash (when updating) |
| 9 | Input Data Size |
| 10 | u32 Flag, must be zero. |
| 11 | u32 Flag, must be zero. |
| 12 | s8 Flag, must be zero. |
| 13 | s8 Flag, must be non-zero. |
| 14 | (Size << 4) | 0xA |
| 15 | Input Data Pointer |
Response
| Index Word | Description |
|---|---|
| 0 | Header code |
| 1 | Result code |
| 2-9 | Output SHA-256 Hash |
Description
This calculates a SHA-256 hash using the ARM11 hash engine.
None of the input flags are used at all after validation(error 0xf9604784 is returned on validation failure).