Vicarious Visions GOB GFC: Difference between revisions

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* ''' Format Type ''':    Archive <br>  
* ''' Format Type ''':    Archive <br>  
* ''' [http://en.wikipedia.org/wiki/Endianness Endian Order] ''': Little Endian <br>
* ''' [http://en.wikipedia.org/wiki/Endianness Endian Order] ''': Little Endian \ Big Endian<br>
* ''' Signature ''':    00 00 80 08 / 0x8008 <br>  
* ''' Signature ''':    00 00 80 08 \ 0x8008 <br>  




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<div class="toccolours mw-collapsible" id="mw-customcollapsible-myDivision" style="width:800px; overflow:auto;">
<div class="toccolours mw-collapsible" id="mw-customcollapsible-myDivision" style="width:800px; overflow:auto;">
<pre>
<pre>
// GFC file
// GFC file format (based on "Jedi Academy" Goblib source code)


// header
// header
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4 bytes (uint32) - number of blocks
4 bytes (uint32) - number of blocks
4 bytes (uint32) - number of files
4 bytes (uint32) - number of files
// block table
num_of_blocks *
{
  4 bytes (uint32) - compressed file size
  4 bytes (uint32) - file offset
  4 bytes (uint32) - next
}
// block CRCs
num_of_blocks *
{
  4 bytes (uint32) - block CRC
}
// basic file table
number_of_files *
{
  4 bytes (uint32) - file hash
  4 bytes (uint32) - decompressed file size
  4 bytes (uint32) - block (file ID?)
}
// extended file table
number_of_files *
{
  96 bytes (char) - file name
  4 bytes (uint32) - CRC
  4 bytes (uint32) - time
}
</pre>
</div> <br>
<div class="toccolours mw-collapsible" id="mw-customcollapsible-myDivision" style="width:800px; overflow:auto;">
<pre>
// GOB file format (based on "Jedi Academy" Goblib source code)
num_of_files *
{
  x bytes - ZLIB compressed file data
}
</pre>
</pre>
</div>
</div>
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* This file format occurs in games made by '''Vicarious Visions'''.
* This file format occurs in games made by '''Vicarious Visions'''.
* '''GFC''' is an index file and '''GOB''' holds all the data.
* File format may have some differences between games.


=== Games ===  
=== Games ===  
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* [https://jkhub.org/files/file/3234-unofficial-vicarious-visions-gob-tools/ GOB Tools]
* [https://jkhub.org/files/file/3234-unofficial-vicarious-visions-gob-tools/ GOB Tools]
 
* Goblib (from Jedi Academy source code) [https://github.com/jedis/jediacademy/blob/master/code/goblib/goblib.h goblib.h] / [https://github.com/jedis/jediacademy/blob/master/code/goblib/goblib.cpp goblib.cpp]
=== See Also ===
 
* Jedi Academy source code [https://github.com/jedis/jediacademy/blob/master/code/goblib/goblib.h goblib.h] / [https://github.com/jedis/jediacademy/blob/master/code/goblib/goblib.cpp goblib.cpp]
<br/><br>
<br/><br>


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[[Category:Extension_gob | Extension: gob]]
[[Category:Extension_gob | Extension: gob]]
[[Category:Extension_gfc | Extension: gfc]]
[[Category:Extension_gfc | Extension: gfc]]
[[Category:ZLIB compression]]
[[Category:File Format]]
[[Category:File Format]]

Latest revision as of 15:57, 20 March 2022

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GOB, GFC

  • Format Type : Archive
  • Endian Order : Little Endian \ Big Endian
  • Signature : 00 00 80 08 \ 0x8008


Format Specifications

// GFC file format (based on "Jedi Academy" Goblib source code)

// header
4 bytes (uint32) - signature  // 00 00 80 08
4 bytes (uint32) - GOB archive size
4 bytes (uint32) - number of blocks
4 bytes (uint32) - number of files

// block table
num_of_blocks *
{
   4 bytes (uint32) - compressed file size
   4 bytes (uint32) - file offset
   4 bytes (uint32) - next
}

// block CRCs
num_of_blocks *
{
   4 bytes (uint32) - block CRC
}

// basic file table
number_of_files *
{
   4 bytes (uint32) - file hash
   4 bytes (uint32) - decompressed file size
   4 bytes (uint32) - block (file ID?)
}

// extended file table
number_of_files *
{
   96 bytes (char) - file name
   4 bytes (uint32) - CRC
   4 bytes (uint32) - time
}



// GOB file format (based on "Jedi Academy" Goblib source code)

num_of_files *
{
   x bytes - ZLIB compressed file data
}

Notes and Comments

  • This file format occurs in games made by Vicarious Visions.
  • GFC is an index file and GOB holds all the data.
  • File format may have some differences between games.

Games

List of games using this file format:

  • Crash Nitro Kart (XBOX / Gamecube / Playstation 2)
  • Crash Team Racing (XBOX / Gamecube / Playstation 2)
  • Doom 3 (XBOX)
  • Over the Hedge (Nintendo DS) (*.GOB / *.GFC)
  • Star Wars Jedi Knight: Jedi Academy (XBOX)
  • Star Wars Jedi Knight II: Jedi Outcast (XBOX)
  • Tony Hawk’s American Sk8land (Nintendo DS) (*.GOB / *.GFC)
  • Transformers Decepticons (Nintendo DS)

QuickBMS Script

Compatible Programs



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