MOD
MOD describes a module object. It is essentially a replacement for a PT_DYNAMIC program header.
ModuleHeaderLocation
This is "nn::rocrt::ModuleHeaderLocation".
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x4 | [17.0.0+] Version ([1.0.0-16.1.0] Padding) |
| 0x4 | 0x4 | HeaderOffset |
| 0x8 | 0x4 | [17.0.0+] VersionOffset |
ModuleHeader
This is "nn::rocrt::ModuleHeader".
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x4 | Signature ("MOD0") |
| 0x4 | 0x4 | DynamicOffset |
| 0x8 | 0x4 | BssStartOffset |
| 0xC | 0x4 | BssEndOffset |
| 0x10 | 0x4 | ExceptionInfoStartOffset |
| 0x14 | 0x4 | ExceptionInfoEndOffset |
| 0x18 | 0x4 | ModuleOffset (offset to runtime-generated module object, typically equal to .bss base) |
| 0x1C | 0x4 | [19.0.0+] RelroStartOffset |
| 0x20 | 0x4 | [19.0.0+] FullRelroEndOffset |
| 0x24 | 0x4 | [19.0.0+] NxDebugLinkStartOffset |
| 0x28 | 0x4 | [19.0.0+] NxDebugLinkEndOffset |
| 0x2C | 0x4 | [19.0.0+] NoteGnuBuildIdStartOffset |
| 0x30 | 0x4 | [19.0.0+] NoteGnuBuildIdEndOffset |
ModuleVersion
With [17.0.0+] this structure is normally located immediately after the ModuleHeader. This stores the nnSdk version.
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x4 | Major |
| 0x4 | 0x4 | Minor |
| 0x8 | 0x4 | Micro |