Difference between revisions of "FF9/IMGRootDir"
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The first sector of FF9.IMG contains a root directory of information with sector locations for subdirectories and the sector of the first file in that subdirectory. | The first sector of FF9.IMG contains a root directory of information with sector locations for subdirectories and the sector of the first file in that subdirectory. | ||
| − | note: | + | note: [[FF9/glossary/sector|sector]] hereon refers to a 2048 byte chunk of the file keep this in mind when 'deciphering' information. |
==Root Directory Header== | ==Root Directory Header== | ||
| Line 30: | Line 30: | ||
==Root Directory Entries== | ==Root Directory Entries== | ||
| − | Following the | + | Following the Root Directory header are the entries for the subdirectories. |
| + | |||
| + | {| border="0" cellspacing="1" cellpadding="3" style="background: rgb(0,0,0)" align="center" | ||
| + | ! style="background:rgb(204,204,204);" align="center" | Name | ||
| + | ! style="background:rgb(204,204,204);" align="center" | Units/Size | ||
| + | ! style="background:rgb(204,204,204);" align="left" | Description | ||
| + | |- | ||
| + | | style="background:rgb(255,255,255);" | Type | ||
| + | | style="background:rgb(255,255,255);" | DWORD | ||
| + | | style="background:rgb(255,255,255);" | The type of subdirectory this is | ||
| + | |- | ||
| + | | style="background:rgb(255,255,255);" | File Count | ||
| + | | style="background:rgb(255,255,255);" | DWORD | ||
| + | | style="background:rgb(255,255,255);" | This gives the number of files within the subdirectory. | ||
| + | |- | ||
| + | | style="background:rgb(255,255,255);" | Directory Information Sector | ||
| + | | style="background:rgb(255,255,255);" | DWORD | ||
| + | | style="background:rgb(255,255,255);" | Sector that contains the directory information (IE file sector list). | ||
| + | |- | ||
| + | | style="background:rgb(255,255,255);" | First File Sector | ||
| + | | style="background:rgb(255,255,255);" | DWORD | ||
| + | | style="background:rgb(255,255,255);" | This points to the sector of the first file (for fast reference?) | ||
| + | |- | ||
| + | |} | ||
| + | |||
| + | Directory Types | ||
| + | {| border="0" cellspacing="1" cellpadding="3" style="background: rgb(0,0,0)" align="center" | ||
| + | ! style="background:rgb(204,204,204);" align="center" | Number | ||
| + | ! style="background:rgb(204,204,204);" align="left" | Description | ||
| + | |- | ||
| + | | style="background:rgb(255,255,255);" | 0x02 | ||
| + | | style="background:rgb(255,255,255);" | Normal subdirectory contains normal files. | ||
| + | |- | ||
| + | | style="background:rgb(255,255,255);" | 0x03 | ||
| + | | style="background:rgb(255,255,255);" | Heirarchical directory. | ||
| + | |- | ||
| + | | style="background:rgb(255,255,255);" | 0x04 | ||
| + | | style="background:rgb(255,255,255);" | Not a directory but indicates the end of the directory list. | ||
| + | |- | ||
| + | |} | ||
Latest revision as of 05:25, 23 May 2019
Root Directory
The first sector of FF9.IMG contains a root directory of information with sector locations for subdirectories and the sector of the first file in that subdirectory.
note: sector hereon refers to a 2048 byte chunk of the file keep this in mind when 'deciphering' information.
Root Directory Header
The root directory begins with the following header format
| Name | Units/Size | Description |
|---|---|---|
| Signature | char[4] | 'FF9'\0 (signature to indicate it's an FF9 data file likely) |
| unknown | DWORD | No information available at this time |
| Directory Count | DWORD | This contains the number of directories in the FF9.IMG file. |
| unknown | DWORD | No information available at this time |
Root Directory Entries
Following the Root Directory header are the entries for the subdirectories.
| Name | Units/Size | Description |
|---|---|---|
| Type | DWORD | The type of subdirectory this is |
| File Count | DWORD | This gives the number of files within the subdirectory. |
| Directory Information Sector | DWORD | Sector that contains the directory information (IE file sector list). |
| First File Sector | DWORD | This points to the sector of the first file (for fast reference?) |
Directory Types
| Number | Description |
|---|---|
| 0x02 | Normal subdirectory contains normal files. |
| 0x03 | Heirarchical directory. |
| 0x04 | Not a directory but indicates the end of the directory list. |
