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toinet Site Admin
Inscrit le: 15 Juin 2007 Messages: 3076 Localisation: Le Chesnay, France
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Posté le: Sam 08 Fév 2020, 1:13 Sujet du message: Life Science v2 (Addison-Wesley, 1988) |
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#1029 - A great hypermedia eduware about life science by Addison-Wesley.
Disk structure
The eduware comes on two 3.5" disks. The protection lies on the system disk.
Protection type
As usual, we get the HLS protection thing of side 1. What is the side of T20 and T21?
How to copy
Use ZZCopy or Photonix II to copy your original disk, then store it in a dry and safe place.
How to crack
Launch Block Warden
Code: |
Prefix System.Disk/System
Follow START
At offset $16A:22 -> AF
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The disk image is available at http://www.brutaldeluxe.fr/crack/
Reboot and... enjoy,
LoGo
1/2020 |
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toinet Site Admin
Inscrit le: 15 Juin 2007 Messages: 3076 Localisation: Le Chesnay, France
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Posté le: Sam 08 Fév 2020, 1:13 Sujet du message: |
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The HLS protection scheme on side 1
Once more, the entry point of the HLS track length check on side 1
Code: |
The Flaming Bird Disassembler Written by Ferox - (c) 1994 Phoenix corporation
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
01/9258: 8B PHB
01/9259: 08 PHP
01/925A: 4B PHK
01/925B: AB PLB
01/925C: 48 PHA
01/925D: 22C39201 JSL $0192C3
01/9261: 68 PLA
01/9262: E230 SEP #$30
01/9264: A221 LDX #$21
01/9266: A001 LDY #$01
01/9268: 209D92 JSR $929D
01/926B: B02C BCS $9299
01/926D: E0B0 CPX #$B0
01/926F: 98 TYA
01/9270: E91D SBC #$1D
01/9272: 9025 BCC $9299
01/9274: E078 CPX #$78
01/9276: 98 TYA
01/9277: E91E SBC #$1E
01/9279: B01E BCS $9299
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
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That is where the protection is called at $23B1
Code: |
The Flaming Bird Disassembler Written by Ferox - (c) 1994 Phoenix corporation
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
01/238D: F40000 PEA $0000
01/2390: A204A22200 _SetBackColor
01/2397: F40F00 PEA $000F
01/239A: A204A02200 _SetForeColor
01/23A1: F40100 PEA ^$2802
01/23A4: F40228 PEA $2802
01/23A7: A204A52200 _DrawString
01/23AE: AD4320 LDA $2043
01/23B1: 22589201 JSL $019258
01/23B5: F40100 PEA ^$2045
01/23B8: F44520 PEA $2045
01/23BB: A2010E2200 _LoadTools
01/23C2: 9061 BCC $2425
01/23C4: C94500 CMP #$0045
01/23C7: F052 BEQ $241B
01/23C9: 38 SEC
01/23CA: 904F BCC $241B
01/23CC: F40000 PEA $0000
01/23CF: F40000 PEA $0000
01/23D2: 48 PHA
SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
> Found at: 01/23B2. _
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toinet Site Admin
Inscrit le: 15 Juin 2007 Messages: 3076 Localisation: Le Chesnay, France
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Posté le: Sam 08 Fév 2020, 1:13 Sujet du message: |
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The block Warden view before the change.
Code: |
Block: $0035 (53) Volume name: SYSTEM.DISK Friday 8-Feb-20 12:59
Prefix: /SYSTEM.DISK/SYSTEM/
Following: START, Type S16, Rel block 3, Byte $000400
1167: AD 43 20 LDA $2043 -C 1194: 8F 14 24 00 STAL $002414 ..$.
116A: 22 58 92 00 JSL $009258 "X.. 1198: 68 PLA h
116E: F4 00 00 PEA $0000 t.. 1199: 8F 16 24 00 STAL $002416 ..$.
1171: F4 45 20 PEA $2045 tE 119D: F4 00 00 PEA $0000 t..
1174: A2 01 LDX #$01 ". 11A0: F4 F3 23 PEA $23F3 ts#
1176: 0E 22 00 ASL $0022 .". 11A3: A2 0C LDX #$0C ".
1179: 00 BRK . 11A5: 20 22 00 JSR $0022 ".
117A: E1 90 SBC ($90,X) a. 11A8: 00 BRK .
117C: 61 C9 ADC ($C9,X) aI 11A9: E1 00 SBC ($00,X) a.
117E: 45 00 EOR $00 E. 11AB: F0 43 BEQ $11F0 pC
1180: F0 52 BEQ $11D4 pR 11AD: 6F 75 6C 64 ADCL $646C75 ould
1182: 38 SEC 8 11B1: 20 6E 6F JSR $6F6E no
1183: 90 4F BCC $11D4 .O 11B4: 74 20 STZ $20,X t
1185: F4 00 00 PEA $0000 t.. 11B6: 6C 6F 61 JMP ($616F) loa
1188: F4 00 00 PEA $0000 t.. 11B9: 64 20 STZ $20 d
118B: 48 PHA H 11BB: 74 6F STZ $6F,X to
118C: A2 0B LDX #$0B ". 11BD: 6F 6C 73 2E ADCL $2E736C ols.
118E: 2A ROL * 11C1: 20 45 72 JSR $7245 Er
118F: 22 00 00 E1 JSL $E10000 "..a 11C4: 72 6F ADC ($6F) ro
1193: 68 PLA h 11C6: 72 20 ADC ($20) r
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