FS:BeginSaveDataMove: Difference between revisions

From 3dbrew
Jump to navigation Jump to search
TimmSkiller (talk | contribs)
Created page with "=Request= {{IPC/Request}} {{IPC/RequestHeader|0x86D|2|0}} {{IPC/RequestEntryRange|2|u64, Title ID}} {{IPC/RequestEnd}} =Response= {{IPC/Request}} {{#vardefine:ipc_offset|0}}..."
 
TimmSkiller (talk | contribs)
No edit summary
 
Line 14: Line 14:


=Description=
=Description=
Used by the Save Data Transfer Tool. Initializes internal FS state by generating 20 random bytes of data, where the first 16 are presumably used for encryption and the other 4 are returned as a "key". After calling this, the Save Data Transfer Tool uses the "key" to open the save data for the title it's processing (ArchiveID 0x2345678A, file path [0] = 4, [1] = save move "key", [2-4] left as zeros).
Used by the Save Data Transfer Tool. Initializes internal FS state by generating 20 random bytes of data, where the first 16 are used as the encryption IV for save data transfers. The remaining 4 bytes are returned as a "key". Save Data Transfer Tool uses the "key" to open the save data for the title it's processing (FS Title Access, access type "save data transfer").

Latest revision as of 21:11, 29 May 2025

Request

Index Word Description
0
Header 0x86D0080 Cmd 0x86D Param 2 Xlat 0
1-2 u64, Title ID

Response

Index Word Description
0
Header 0x86D0080 Cmd 0x86D Param 2 Xlat 0
1 Result code
2 u32, Save data move "key"

Description

Used by the Save Data Transfer Tool. Initializes internal FS state by generating 20 random bytes of data, where the first 16 are used as the encryption IV for save data transfers. The remaining 4 bytes are returned as a "key". Save Data Transfer Tool uses the "key" to open the save data for the title it's processing (FS Title Access, access type "save data transfer").