View source for CRR0

[[Category:File formats]]

{| class="wikitable" border="1"
!  Offset
!  Size
!  Description
|-
| 0x0
| 0x4
| Magic "CRR0"
|-
| 0x4
| 0x4
| Reserved
|-
| 0x8
| 0x4
| Next loaded CRR (Must be zero in file, set by RO during loading)
|-
| 0xC
| 0x4
| Previous loaded CRR (Must be zero in file, set by RO during loading)
|-
| 0x10
| 0x4
| Debug Info Offset
|-
| 0x14
| 0x4
| Debug Info Size
|-
| 0x18
| 0x8
| Reserved
|-
| 0x20
| 0x4
| UniqueID Mask
|-
| 0x24
| 0x4
| UniqueID Pattern
|-
| 0x28
| 0x18
| Reserved
|-
| 0x40
| 0x100
| RSA-2048 modulo
|-
| 0x140
| 0x100
| RSA-2048 signature signed by Nintendo, starting at offset 0x20 with size 0x120
|-
| 0x240
| 0x100
| RSA-2048 signature verified with the above modulo, over the data starting at 0x340 with the size from 0x358
|-
| 0x340
| 0x4
| Process UniqueID<<8, from the ProgramID
|-
| 0x344
| 0x4
| Size of the whole CRR0 file
|-
| 0x348
| 0x8
| Reserved
|-
| 0x350
| 0x4
| Hash-table Offset
|-
| 0x354
| 0x4
| Total hashes in the hash-table
|-
| 0x358
| 0x4
| Offset to the plain region containing text tags, from the process [[NCCH#CXI|NCCH]]
|-
| 0x35C
| 0x4
| Size of plain region
|-
| 0x360
| 
| SHA-256 hash-table
|}
 
Each hash stored in the hash-table is over the corresponding executable [[CRO0]] hash-table.

CRR0 files must be stored under "romfs:/.crr/". The end of the file is aligned to a 0x1000-byte boundary with 0xCC bytes.