A fork of https://github.com/xensik/gsc-tool - A utility to compile & decompile IW engine game scripts.
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GSC Tool

A utility to compile & decompile IW engine game scripts.

Supported Games

  • IW5 (Call of Duty: Modern Warfare 3)
  • IW6 (Call of Duty: Ghosts)
  • IW7 (Call of Duty: Infinite Warfare)
  • IW8 (Call of Duty: Modern Warfare (2019))
  • S1 (Call of Duty: Advanced Warfare)
  • S2 (Call of Duty: WWII)
  • S4 (Call of Duty: Vanguard)
  • H1 (Call of Duty: Modern Warfare Remastered)
  • H2 (Call of Duty: Modern Warfare 2 Campaign Remastered)

Usage

./gsc-tool.exe <game> <mode> <file>

game: -iw5, -iw6, -iw7, -iw8, -s1, -s2, -s4, -h1, -h2

Mode Description Output
-asm assemble a file.gscasm file.gscbin
-disasm dissasemble a file.gscbin file.gscasm
-comp compile a file.gsc file.gscbin
-decomp decompile a file.gscbin file.gsc

for zonetool files (.cgsc, .cgsc.stack) use: -zasm, -zdisasm, -zcomp, -zdecomp

Format

  • gsc-tool .gscbin format is a serialized ScriptFile struct: name: null-term string, compressedLen: 4 byte uint, len: 4 byte uint, bytecodeLen: 4 byte uint, buffer: byte array[compressedLen], bytecode: byte array[bytecodeLen].

  • zonetool format made of bytecode file .cgsc and decompressed stack buffer .cgsc.stack.

Credits

This project is based on RektInator's gsc-asm. Special thanks to RektInator, JTAG & Dasfonia.

Disclaimer

This software has been created purely for the purposes of academic research. Project maintainers are not responsible or liable for misuse of the software. Use responsibly.