Metropolis Software ZAP

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ZAP

• Format Type : Archive
  
• Endian Order : Little Endian
  
• Signature : 31 10 03 20
  

Format Specifications

// FILE DATA

// for each file

byte {X}     - File Data

// DIRECTORY

uint32 {4}   - Unknown

uint32 {4}   - Unknown

// for each file

uint32 {4}   - Unknown ID (usually 1)

byte {1}     - Filename Length

if (filename starts with a null){

// skip over filenameLength-1 bytes, then...

byte {1}     - Filename Length

}

char {X}     - Filename

uint32 {4}   - File Offset?

uint32 {4}   - Decompressed Length

uint32 {4}   - Compressed Length

uint32 {4}   - Directory ID (for the directory the file belongs to)???

uint32 {4}   - null

// ARCHIVE FOOTER

uint32 {4}   - Signature (31 10 03 20)

uint32 {4}   - Version (4)

uint32 {4}   - Pointer To File List End

uint32 {4}   - Pointer to Directory List End

uint32 {4}   - Unknown

quickBMS

Not written yet.

Games

List of games using this file format:

• Gorky Zero - Aurora Watching / Gorky 02: Aurora Watching / Soldier Elite: Zero Hour (*.ZAP)
• Ski Jumping 2006 / Skoki Narciarskie 2006 (PC) (*.ZAP)
• Infernal (*.ZAP)

Notes and Comments

• This file format uses Deflate compression.
• This file format occurs in games made by Metropolis Software.
• Some filenames are stored in polish language e.g. "koszulka1.jpg" or "kask3.jpg".

Supported Programs

• Game Extractor
• Gorky Zero ZAP Unpacker (+source code) / mirror1