mirror of https://github.com/nmlgc/ReC98.git
44 lines
684 B
NASM
44 lines
684 B
NASM
|
; void _dos_getdrive(unsigned *drive)
|
||
|
|
public __dos_getdrive
|
||
|
|
__dos_getdrive proc DIST
|
||
|
|
@@drive = DPTR_ 2 + dPtrSize
|
||
|
|
|
||
|
|
push bp
|
||
|
|
mov bp, sp
|
||
|
|
push si
|
||
|
|
push di
|
||
|
|
mov ah, 19h
|
||
|
|
int 21h
|
||
|
|
mov ah, 0
|
||
|
|
inc ax
|
||
|
|
les bx, [bp+@@drive]
|
||
|
|
mov es:[bx], ax
|
||
|
|
pop di
|
||
|
|
pop si
|
||
|
|
pop bp
|
||
|
|
ret
|
||
|
|
__dos_getdrive endp
|
||
|
|
|
||
|
|
; void _dos_setdrive(unsigned drive, unsigned *ndrives)
|
||
|
|
public __dos_setdrive
|
||
|
|
__dos_setdrive proc DIST
|
||
|
|
@@drive = word ptr 2 + dPtrSize
|
||
|
|
@@ndrives = DPTR_ 4 + dPtrSize
|
||
|
|
|
||
|
|
push bp
|
||
|
|
mov bp, sp
|
||
|
|
push si
|
||
|
|
push di
|
||
|
|
mov dl, byte ptr [bp+@@drive]
|
||
|
|
dec dl
|
||
|
|
mov ah, 0Eh
|
||
|
|
int 21h
|
||
|
|
mov ah, 0
|
||
|
|
les bx, [bp+@@ndrives]
|
||
|
|
mov es:[bx], ax
|
||
|
|
pop di
|
||
|
|
pop si
|
||
|
|
pop bp
|
||
|
|
ret
|
||
|
|
__dos_setdrive endp
|