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vxunderground
2021-01-12 17:31:39 -06:00
committed by GitHub
parent 039994e413
commit d3381d8e02
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MSDOS/Virus.MSDOS.Unknown.askascii.asm
+89
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; +----------------------------------------------------------+ ;
; | Sample ASKASCII program for use with the Magic Assembler | ;
; +----------------------------------------------------------+ ;
mov ah,09
mov dx,offset(headtxt)
int 21
mov dx,offset(crlf)
int 21
@5 mov ah,09
mov dx,offset(quest)
int 21
mov ah,00
int 16
push ax
mov ah,0e
mov bh,00
int 10
mov ah,09
mov dx,offset(a1)
int 21
pop ax
push ax
mov al,ah
call wrtnum
mov ah,09
mov dx,offset(a2)
int 21
pop ax
push ax
call wrtnum
mov ah,09
mov dx,offset(crlf)
int 21
mov ah,0a
mov al,'Ä'
mov bh,00
mov cx,50
int 10
mov ah,09
mov cx,offset(crlf)
int 21
pop ax
cmp ax,011b
jne @5
int 20
wrtnum mov ah,00
mov bl,64
div bl
cmp al,00
je @1
push ax
mov ah,0e
add al,30
mov bh,00
int 10
pop ax
mov cl,01
jmps @2
@1 mov cl,00
@2 mov al,ah
mov ah,00
mov bl,0a
div bl
cmp cl,00
jne @3
cmp al,00
je @4
@3 push ax
mov ah,0e
add al,30
mov bh,00
int 10
pop ax
@4 mov al,ah
add al,30
mov ah,0e
mov bh,00
int 10
ret
a1 db 0a 0d 'Scan code: $'
a2 db '; ASCII code: $'
crlf db 0a 0d '$'
headtxt db 'Ask ASCII - Written by Bert Greevenbosch for Magic Software' 0a 0d
db 'Public Domain Version' 0a 0d '$'
quest db 'Enter character to give ASCII code for (ESC quits): $'