DGTEFF: Difference between revisions

Revision as of 03:13, 14 August 2006

This document explains in detail how to start exploring and examining file formats, with a focus on Game Resource Archives. For beginners and advanced users alike.
The definitive word in archive exploration.

Download below, or scroll on down and read it here:

DGTEFF as PDF

DGTEFF as ZIPPED PDF

Authors: Mr.Mouse and Watto

Version: 1.0 as of November 2004

Rewritten for the WIKI by Dinoguy1000 as of August 2006

Introduction

What is a GRA?

What is a GRAF?

Tools

Hex Editors

Hex Workshop

Terms, Definitions and Data Structures

Files

Bits

Bytes

16-bit (2-byte) numbers

32-bit (4-byte) numbers

64-bit (8-byte) numbers

Strings

Hexadecimal Numbering

Signed and Unsigned Numbers

Big-Endian and Little-Endian

File Offsets

Archive Patterns

Directory Archives

Tree Archives

Chunked Archives

Split Chunk Archives

External Directory Archives

Checking Your Results

Common Types of Fields

Validating Your Fields

Padding

Filename Patterns

Encryption and Compression

The Basics

XOR

NOT

SHL

SHR

Encryption

Painkiller Encryption

Compression

Worked Examples

Quake .PAK*

Appendix

Binary -> Byte Number Table

American Standard Code for Information Interchange (ASCII) Table

Formats of some Common Game Archives

Useful References

Common File Format Tags

Legal Information

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