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Power Programmierung
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Power-Programmierung (Tewi)(1994).iso
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str.asm
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Assembly Source File
|
1989-07-17
|
1KB
|
61 lines
%TITLE "ASCIIZ and Turbo Pascal String conversions"
IDEAL
MODEL TPASCAL
CODESEG
PUBLIC ASCIIZtoStr, StrToASCIIZ
%NEWPAGE
;------------------------------------------------------------------------
; PROCEDURE ASCIIZtoStr( a : ASCIIZString; VAR s : String )
;------------------------------------------------------------------------
PROC ASCIIZtoStr NEAR
ARG a:dword, s:dword = ArgSize
push ds
les di,[s]
push di
inc di
lds si,[a]
cld
xor cl,cl
@@10:
cmp cl,255
je @@20
lodsb
or al,al
jz @@20
inc cl
stosb
jmp @@10
@@20:
pop di
mov [byte es:di], cl
pop ds
ret
ENDP ASCIIZtoStr
%NEWPAGE
;--------------------------------------------------------------------
; PROCEDURE StrToASCIIZ( s : String; VAR a : ASCIIZString );
;--------------------------------------------------------------------
PROC StrToASCIIZ NEAR
ARG s:dword, a:dword = ArgSize
push ds
les di,[a]
lds si,[s]
cld
xor ch,ch
lodsb
mov cl,al
jcxz @@10
repnz movsb
@@10:
mov [byte es:di], cl
pop ds
ret
ENDP StrToASCIIZ
END