From: notsaying@nospicedham.invalid.org
On Thu, 31 May 2018 14:02:44 GMT, "wolfgang kern"
wrote:
>
> "Kerr-Mudd,John" schrieb im
> Newsbeitrag news:XnsA8F29BFD1FA4Dadmin127001@85.214.115.223...
>> Having belatedly discovered GNU's xxd with it's -r option,
>> I've done a version for DOS.
>>
>> If you can get the body of the hex into a com file, you can run the
>> program so you never need to do it again, IYSWIM. Caters for both MS
>> debug and grdb.
>>
>> Uses DOS redirection, so not much use to you, Wolfgang.
>> (might wrap, lines are 78 long)
>
> Yes even it doesn't make any sense for me, I couldn't resist to spend
> 1/4h to translate it just for fun... and I see many branches here :)
>
Well here's a version that allows for larger files.
(it checks for a full line to 0A before processing it; if a partial line
it copies the part line and reads another buffer amount; oflw of the
output buffer similarly triggers a write). I could save the duplicate
read at the expense of a check on each line)
168D:0100 BA D9 01 mov dx,01D9
168D:0103 81 3E 82 00 2D cmp word [0082],682D
68
168D:0109 74 6E jz 0179
168D:010B BE 32 D5 mov si,D532
168D:010E BA 00 02 mov dx,0200
168D:0111 B9 37 D3 mov cx,D337
168D:0114 31 DB xor bx,bx
168D:0116 B4 3F mov ah,3F
168D:0118 CD 21 int 21
168D:011A 89 D7 mov di,dx
168D:011C 91 xchg ax,cx
168D:011D E3 57 jcxzw 0176
168D:011F B0 2D mov al,2D
168D:0121 AE scasb
168D:0122 74 04 jz 0128
168D:0124 B0 3E mov al,3E
168D:0126 F2 AE repnz scasb
168D:0128 80 3D 64 cmp byte [di],64
168D:012B 75 49 jnz 0176
168D:012D B0 3A mov al,3A
168D:012F F2 AE repnz scasb
168D:0131 75 56 jnz 0189
168D:0133 B0 20 mov al,20
168D:0135 F2 AE repnz scasb
168D:0137 B3 31 mov bl,31
168D:0139 8A 05 mov al,[di]
168D:013B 47 inc di
168D:013C 3C 30 cmp al,30
168D:013E 72 2F jb 016F
168D:0140 24 4F and al,4F
168D:0142 D4 37 aam 37
168D:0144 80 F2 01 xor dl,01
168D:0147 75 05 jnz 014E
168D:0149 4E dec si
168D:014A 8A 24 mov ah,[si]
168D:014C D5 10 aad 10
168D:014E 88 04 mov [si],al
168D:0150 46 inc si
168D:0151 75 1C jnz 016F
168D:0153 80 FA 01 cmp dl,01
168D:0156 74 E1 jz 0139
168D:0158 53 push bx
168D:0159 51 push cx
168D:015A 52 push dx
168D:015B B3 01 mov bl,01
168D:015D BA 32 D5 mov dx,D532
168D:0160 89 F1 mov cx,si
168D:0162 89 D6 mov si,dx
168D:0164 29 D1 sub cx,dx
168D:0166 B4 40 mov ah,40
168D:0168 CD 21 int 21
168D:016A 5A pop dx
168D:016B 59 pop cx
168D:016C 5B pop bx
168D:016D E3 13 jcxzw 0182
168D:016F 4B dec bx
168D:0170 74 11 jz 0183
168D:0172 E2 C5 loopw 0139
168D:0174 EB 31 jmp 01A7
168D:0176 BA CB 01 mov dx,01CB
168D:0179 B4 09 mov ah,09
168D:017B CD 21 int 21
168D:017D B8 01 4C mov ax,4C01
168D:0180 CD 21 int 21
168D:0182 C3 ret
168D:0183 B0 0A mov al,0A
168D:0185 F2 AE repnz scasb
168D:0187 75 1E jnz 01A7
168D:0189 E3 CD jcxzw 0158
168D:018B 51 push cx
168D:018C 57 push di
168D:018D B0 0A mov al,0A
168D:018F F2 AE repnz scasb
168D:0191 5F pop di
168D:0192 59 pop cx
168D:0193 74 98 jz 012D
168D:0195 80 FE 00 cmp dh,00
168D:0198 74 93 jz 012D
168D:019A 51 push cx
168D:019B 56 push si
168D:019C 89 FE mov si,di
168D:019E BF 00 02 mov di,0200
168D:01A1 F3 A4 repz movsb
168D:01A3 5E pop si
168D:01A4 59 pop cx
168D:01A5 89 FA mov dx,di
168D:01A7 80 FE 00 cmp dh,00
168D:01AA 74 AC jz 0158
168D:01AC 51 push cx
168D:01AD B9 37 D3 mov cx,D337
168D:01B0 53 push bx
168D:01B1 31 DB xor bx,bx
168D:01B3 B4 3F mov ah,3F
168D:01B5 CD 21 int 21
168D:01B7 BA 00 02 mov dx,0200
168D:01BA 89 D7 mov di,dx
168D:01BC 91 xchg ax,cx
168D:01BD 09 C9 or cx,cx
168D:01BF 75 02 jnz 01C3
168D:01C1 B6 00 mov dh,00
168D:01C3 5B pop bx
168D:01C4 58 pop ax
168D:01C5 01 C1 add cx,ax
168D:01C7 E3 8F jcxzw 0158
168D:01C9 EB BE jmp 0189
1CB 'Not dbg dump',0x0D,0x0A
1D9 'Usage is: xxd-rcomfile',0x0D,0x0A,'$'
--
Bah, and indeed, Humbug.
--- SoupGate-Win32 v1.05
* Origin: you cannot sedate... all the things you hate (1:229/2)
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