IdStorage
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Region of the Vita where perconsole info is stored.
Currently 128 leafs exist. Some are empty, others are unique, and there are others which are duplicated.
Obtained with "SceIdStorage", 0xe1ac6d7c, 0xeb00c509 | function ksceIdStorageReadLeaf(int leafnum, int buf, int unk0)
Buf size is 0x200 (512) and maximum leaf number is 0x80 (128).
Table of leafs
| Index (Range) | Empty ? | Unique? | Notes |
|---|---|---|---|
| 00 | No | No | 0x20 is equal to 0x00 |
| 01 | No | No | 0x21 is equal to 0x01 |
| 02 | No | No | 0x22 is equal to 0x02 |
| 03 | No | No | 0x23 is equal to 0x03 |
| 04 | No | No | 0x24 is equal to 0x04 |
| 05 | No | No | 0x25 is equal to 0x05 |
| 06 | No | No | 0x26 is equal to 0x06 |
| 07 | No | No | 0x27 is equal to 0x07 |
| 08->1F | Yes | No | |
| 28->3F | Yes | No | |
| 40 | No | Yes | |
| 41 | No | Yes | |
| 42 | No | Yes | |
| 43 | No | Yes | |
| 44 | No | Yes | |
| 45 | No | Yes | |
| 46 | No | Yes | |
| 47 | No | Yes | |
| 48 | No | Yes | |
| 49 | No | Yes | |
| 4A | No | Yes | |
| 4B->7D | Yes | No | |
| 7E | No | Yes | |
| 7F | Yes | No | |
| 80 | No | Yes | Special Leaf with header SMI |
- Some of the leafs contain sections similar in PSP and PS3 consoles. Here is the description of one section, sumarized:
| Description | Length | Note |
|---|---|---|
| Data | 0x10 | contains the actual data of the file (either idps or psid) |
| plaintext public key | 0x28 | contains the section's public key (without padding) |
| R | 0x14 | part of the ecdsa signature pair (r,s) |
| S | 0x14 | part of the ecdsa signature pair (r,s) |
| public key | 0x28 | ecdsa public key (unknown what this is doing here) |
| encrypted private key | 0x20 | encrypted blob that contains the section's private key (with padding) |
| omac/cmac1 | 0x10 | hash of the previous information in CMAC1/OMAC mode |
- No padding in PSP and PSVita Sections !