Gameloft CustomPak GLA

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GLA, GLA2

  • Format Type : Archive
  • Endian Order : Little Endian / Big Endian


Format Specifications (GLA)

// GLA file format

// little endian or big endian

// header
4 bytes (uint32) - unknown
4 bytes (uint32) - data start offset
4 bytes (uint32) - filename array offset
4 bytes (uint32) - number of files

// files info
number_of_files *
{
   4 bytes (uint32) - file offset
   4 bytes (uint32) - file size
   4 bytes (uint32) - filename offset
   4 bytes (uint32) - file encryption flag   // 0 - no encryption
                                             // 1 - encrypted with XOR
}

// filenames
number_of_files *
{
   x bytes (char) - filename   // can be encrypted
}

// data
number_of_files
{
   x bytes - file data   // can be encrypted
}

Format Specifications (GLA2)

// Sniper Fury 
// GLA2 file format

// big endian
// Uses LZ4 Block Compression

// ARCHIVE HEADER
  4 - Signature ((bytes)208 238 168 154)   // 0xD0 0xEE 0xA8 0x9A
  4 - Unknown
  4 - Unknown
  4 - Unknown
  
// FILE DATA
  // for each file
    X - File Data (compressed using LZ4)
    
// FILE DIRECTORY
  // for each file
    4 - Filename Hash
    4 - File Offset
    4 - Decompressed Length
    4 - Compressed Length
    4 - null
    4 - Entry Type? (0/1/8)

MultiEx BMS Script

Not written yet.

QuickBMS Script

Notes and Comments

  • GLA archives may use Deflate compression, LZ4 compression or XOR encryption.
  • There are some differences between GLA and GLA2 file formats.
  • GLA file format is used by games made on Glitch game engine.

Games

List of games using this file format:

  • GT Racing 2 (Android)
  • The Dark Knight Rises (Android)
  • 9mm (Android) (*.GLA)
  • N.O.V.A 3 (Android/iOS)
  • Sniper Fury (*.GLA2)

Compatible Programs

See Also