CNMT: Difference between revisions
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This is the file that ends in <code>".cnmt.nca"</code> or <code>"meta0.ncd"</code>. | This is the file that ends in <code>".cnmt.nca"</code> or <code>"meta0.ncd"</code>. | ||
It starts with | It starts with a header: | ||
{| class="wikitable" border="1" | {| class="wikitable" border="1" | ||
|- | |- | ||
| Line 11: | Line 11: | ||
| 0x0 | | 0x0 | ||
| 8 | | 8 | ||
| | | Title ID | ||
|- | |- | ||
| 0x8 | | 0x8 | ||
| Line 36: | Line 36: | ||
| 14 | | 14 | ||
| | | | ||
|} | |||
An optional header can follow, depending on the title type. | |||
== Application header == | |||
{| class="wikitable" border="1" | |||
|- | |||
! Offset | |||
! Size | |||
! Description | |||
|- | |||
| 0x20 | |||
| 8 | |||
| Patch title ID | |||
|- | |||
| 0x28 | |||
| 8 | |||
| | |||
|} | |||
== Patch header == | |||
{| class="wikitable" border="1" | |||
|- | |||
! Offset | |||
! Size | |||
! Description | |||
|- | |- | ||
| 0x20 | | 0x20 | ||
| | | 8 | ||
| Original title- | | Original title ID | ||
|- | |||
| 0x28 | |||
| 8 | |||
| | |||
|} | |||
== Add-on content header == | |||
{| class="wikitable" border="1" | |||
|- | |||
! Offset | |||
! Size | |||
! Description | |||
|- | |||
| 0x20 | |||
| 8 | |||
| Application title ID | |||
|- | |||
| 0x28 | |||
| 8 | |||
| | |||
|} | |} | ||
== Content records == | |||
Each entry is 0x38 bytes: | Each entry is 0x38 bytes: | ||
Revision as of 02:08, 24 June 2017
Metadata file
This is the file that ends in ".cnmt.nca" or "meta0.ncd".
It starts with a header:
| Offset | Size | Description |
|---|---|---|
| 0x0 | 8 | Title ID |
| 0x8 | 4 | |
| 0xC | 1 | Type (see Title Types) |
| 0xD | 1 | |
| 0xE | 2 | Offset to table |
| 0x10 | 2 | Number of entries |
| 0x12 | 14 |
An optional header can follow, depending on the title type.
Application header
| Offset | Size | Description |
|---|---|---|
| 0x20 | 8 | Patch title ID |
| 0x28 | 8 |
Patch header
| Offset | Size | Description |
|---|---|---|
| 0x20 | 8 | Original title ID |
| 0x28 | 8 |
Add-on content header
| Offset | Size | Description |
|---|---|---|
| 0x20 | 8 | Application title ID |
| 0x28 | 8 |
Content records
Each entry is 0x38 bytes:
| Offset | Size | Description |
|---|---|---|
| 0x0 | 32 | Hash |
| 0x20 | 16 | NcaId [same as first 16-bytes of hash] |
| 0x30 | 6 | Size |
| 0x36 | 1 | Type (0=meta, 1=program, 2=data, 3=control, 4=offline-manual html, 5=legal html) |
| 0x37 | 1 |