SELF File Format
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ORBIS SELFs from PS4 have a somewhat different structure from the ones we see on vita and ps3. The structure is documented as follows:
SELF Header Structure
| Offset | Size | Description | Notes |
|---|---|---|---|
| 0 | 4 | Magic | 4F 15 3D 1D |
| 0x9 | 1 | Key Type | |
| 0xA | 2 | Padding | |
| 0xC | 2 | MetaData Offset | |
| 0xE | 2 | MetaData Size | |
| 0x10 | 4 | Size of SELF | |
| 0x18 | 2 | Unknown | 1 SK, 2 SL and Modules, 4 SK Elfs, 6 .selfs, 2 .sdll, 6 .sprx, 6 ShellCore, 6 eboot.bin |
| 0x1A | 2 | Unknown | Always 0x22 |
| 0x20 | 2 | Unknown | Always 0x6 |
| 0x22 | 2 | Unknown | Always 0x13 |