watto studios - http://www.watto.org

This is the specifications for the archive file which is handled by the Game Extractor plugin Archive_RFA_REFRACTOR2.

Endian Order:	Little Endian
Compression:	LZO (LZO1X)
Encryption:	None

This format is used by the following Games:

RalliSport Challenge [XBox]

*.rfa

This is the format specification information:

// ARCHIVE HEADER
  28 - Header ("Refractor2 FlatArchive 1.1  ")
  4 - Directory Offset
  
// FILE DATA
  // for each file
    4 - Number of Compressed Blocks
    
    // for each compressed block
      4 - Compressed Block Length
      4 - Decompressed Block Length
      4 - Compressed Block Offset (first block is 0)

    // for each compressed block      
      X - Compressed Block of File Data
    
// DETAILS DIRECTORY
  4 - Number of Files
  
  // for each file
    4 - Filename Length
    X - Filename
    4 - Compressed Length
    4 - Decompressed Length
    4 - File Offset
    4 - Unknown (4920640)
    4 - Unknown
    4 - Unknown
    
  4 - null

These are the accompanying notes and further information:

Blocks are compressed with LZO (LZO1X)

Game Extractor is able to read files of this type, as well as files from thousands of other games. To give it a try, download Game Extractor (Basic Version) for free, and see what it can do.

For further information on this format, refer to the source code on our GitHub repository.