Beneath Apple DOS [Paperback ed.] 0912985003, 9780912985008

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Beneath Apple DOS [Paperback ed.]
 0912985003, 9780912985008

Table of contents :
Front Cover ......Page 1
Title Page / Disclaimer / Copyright ......Page 2
Table of Contents ......Page 3
Acknowledgements / Advertisement: Bag of Tricks ......Page 5
Chapter 1: Introduction ......Page 6
DOS 3.2 ......Page 8
DOS 3.2.1 ......Page 9
DOS 3.3 ......Page 10
Tracks And Sectors ......Page 12
Track Formatting ......Page 14
Data Field Encoding ......Page 24
Sector Interleaving ......Page 33
Chapter 4: Diskette Organization ......Page 35
The VTOC ......Page 36
The Catalog ......Page 39
The Track/Sector List ......Page 42
Text Files ......Page 44
Other File Types ......Page 46
Emergency Repairs ......Page 50
DOS Memory Use ......Page 53
The DOS Vectors In Page 3 ......Page 56
What Happens During Booting ......Page 58
Direct Use Of The Disk Drive ......Page 61
Calling Read/Write Track/Sector (RWTS) ......Page 63
RWTS IOB By Call Type ......Page 66
Calling The DOS File Manager ......Page 67
File Manager Parameter List By Call Type ......Page 68
The File Manager Work Area ......Page 75
Common Algorithms ......Page 76
Slave vs. Master Patching ......Page 78
Avoiding Reload Of Language Card ......Page 79
Changing The Hello File Name ......Page 80
Updating Pre-1983 DOS 3.3 ......Page 81
Disk II Controller Card ROM — Boot 0 ......Page 82
DOS 3.3 Main Routines: File Manager, Read/Write, Track/Sector ......Page 84
DOS Zero Page Usage ......Page 123
Appendix A: Example Programs ......Page 124
DUMP - Track Dump Program ......Page 127
ZAP - Disk Update Utility ......Page 131
INIT - Reformat A Single Track ......Page 135
FTS - Find Track/Sector Lists Utility ......Page 139
COPY - Convert Files ......Page 143
Appendix B: Disk Protection Schemes ......Page 150
Appendix C: Glossary ......Page 154
Index ......Page 170
Rear Cover ......Page 175
Reference Card DOS 3.3. ......Page 176

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