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