fix: correction d'un bogue lors de l'allocation mémoire dans mbcreate

This commit is contained in:
Nicolas Hordé 2004-11-10 12:00:49 +00:00
parent 537fa9d76d
commit a5e57c63c3
1 changed files with 1 additions and 186 deletions

View File

@ -257,191 +257,7 @@ itsend:
foundmcb: foundmcb:
clc clc
pop dx bx pop dx bx
ret ret
;==============================Affiche le nombre nb hexa en EDX de taille CX et couleur BL==============
ShowHex:
push ax bx cx edx si di
mov di,cx
sub cx,32
neg cx
shl edx,cl
shr di,2
mov ah,09h
and bx,1111b
Hexaize:
rol edx,4
mov si,dx
and si,1111b
mov al,cs:[si+offset tab]
push cx
mov cx,1
cmp al,32
jb control2
mov ah,09h
int 10h
control2:
mov ah,0Eh
int 10h
pop cx
dec di
jnz Hexaize
pop di si edx cx bx ax
ret
Tab db '0123456789ABCDEF'
;==============================Affiche une chaine DS:SI de couleur BL==============
showstr:
push ax bx cx si
mov cx,1
again:
lodsb
or al,al
jz fin
and bx,0111b
cmp al,32
jb control
mov ah,09h
int 10h
control:
mov ah,0Eh
int 10h
jmp again
fin:
pop si cx bx ax
ret
;================================================
;Routine de débogage
;================================================
regdata:
eaxr dd 0
ebxr dd 0
ecxr dd 0
edxr dd 0
esir dd 0
edir dd 0
espr dd 0
ebpr dd 0
csr dw 0
dsr dw 0
esr dw 0
fsr dw 0
gsr dw 0
ssr dw 0
reg db 0Dh,0Ah,"eax : ",0
db 0Dh,0Ah,"ebx : ",0
db 0Dh,0Ah,"ecx : ",0
db 0Dh,0Ah,"edx : ",0
db 0Dh,0Ah,"esi : ",0
db 0Dh,0Ah,"edi : ",0
db 0Dh,0Ah,"esp : ",0
db 0Dh,0Ah,"ebp : ",0
db 0Dh,0Ah,"cs : ",0
db 0Dh,0Ah,"ds : ",0
db 0Dh,0Ah,"es : ",0
db 0Dh,0Ah,"fs : ",0
db 0Dh,0Ah,"gs : ",0
db 0Dh,0Ah,"ss : ",0
showreg:
pushad
pushf
push ds
mov cs:[eaxr],eax
mov cs:[ebxr],ebx
mov cs:[ecxr],ecx
mov cs:[edxr],edx
mov cs:[esir],esi
mov cs:[edir],edi
mov cs:[espr],esp
mov cs:[ebpr],ebp
mov cs:[csr],cs
mov cs:[dsr],ds
mov cs:[esr],es
mov cs:[fsr],fs
mov cs:[gsr],gs
mov cs:[ssr],ss
push cs
pop ds
mov si,offset poppp
call Showstr
mov si,offset reg
mov di,offset regdata
mov bx,7
showregs:
cmp byte ptr cs:[si+6],":"
jne endshowregs
call Showstr
cmp byte ptr cs:[si+4]," "
je segsss
mov edx,cs:[di]
mov cx,32
call Showhex
add di,4
jmp showmax
segsss:
mov dx,cs:[di]
mov cx,16
call Showhex
add di,2
showmax:
add si,9
mov bp,dx
push si
mov si,offset beginds
call showstr
mov si,bp
mov cx,8
mov al,0
letshow:
mov dl,ds:[si]
inc si
call showhex
inc al
cmp al,10
jb letshow
mov si,offset ende
call showstr
mov si,offset begines
call showstr
mov si,bp
mov cx,8
mov al,0
letshow2:
mov dl,es:[si]
inc si
call showhex
inc al
cmp al,10
jb letshow2
mov si,offset ende
call showstr
pop si
jmp showregs
endshowregs:
mov si,offset poppp
call Showstr
xor ax,ax
int 16h
pop ds
popf
popad
ret
begines db ' es[',0
beginds db ' ds[',0
ende db '] ',0
poppp db '*********',0
;Renvoie en GS le MCB qui correspond a ds:si ;Renvoie en GS le MCB qui correspond a ds:si
MBFind: MBFind:
@ -587,7 +403,6 @@ endofloops:
dec ax dec ax
dec ax dec ax
cmp ax,0 cmp ax,0
js nofree
je nofree je nofree
mov es:[MB.Sizes],cx mov es:[MB.Sizes],cx
add cx,bx add cx,bx