Difference between revisions of "AM:ReadTwlBackupInfo"
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| Line 33: | Line 33: | ||
|- | |- | ||
| 9 | | 9 | ||
| − | | Buffer 2 Pointer, | + | | Buffer 2 Pointer, work buffer. |
|- | |- | ||
| 10 | | 10 | ||
| Line 39: | Line 39: | ||
|- | |- | ||
| 11 | | 11 | ||
| − | | Buffer 3 Pointer, [[DSiWare_Exports|DSiWare]] banner. Processing is skipped for this when the pointer is NULL. | + | | Buffer 3 Pointer, output [[DSiWare_Exports|DSiWare]] banner. Processing is skipped for this when the pointer is NULL. |
|} | |} | ||
| Line 56: | Line 56: | ||
=Description= | =Description= | ||
| − | The specified [[DSiWare_Exports|file]] size must be >=0x4500. This reads | + | The specified [[DSiWare_Exports|file]] size must be >=0x4500. This reads the DSiWare header+banner from the file, and decrypts+verifies these sections. This also writes some data into Buf1 using the plaintext header. |
Revision as of 16:16, 19 October 2016
Request
| Index Word | Description |
|---|---|
| 0 | Header code [0x001E00C8] |
| 1 | Buffer 1 Size |
| 2 | Buffer 2 Size |
| 3 | Buffer 3 Size |
| 4 | 0x10 |
| 5 | FSFile Handle |
| 6 | (Buffer 1 Size << 4) | 0xC |
| 7 | Buffer 1 Pointer, output info. Processing is skipped for this when the pointer is NULL. |
| 8 | (Buffer 2 Size << 4) | 0xC |
| 9 | Buffer 2 Pointer, work buffer. |
| 10 | (Buffer 3 Size << 4) | 0xC |
| 11 | Buffer 3 Pointer, output DSiWare banner. Processing is skipped for this when the pointer is NULL. |
Response
| Index Word | Description |
|---|---|
| 0 | Header code |
| 1 | Result code |
Description
The specified file size must be >=0x4500. This reads the DSiWare header+banner from the file, and decrypts+verifies these sections. This also writes some data into Buf1 using the plaintext header.