;bcontras.asm - contains i86_bcontrast()

_TEXT	SEGMENT  BYTE PUBLIC 'CODE'

	ASSUME  CS: _TEXT 


	PUBLIC _i86_bcontrast
	;i86_bcontrast(s1, s2, count)
;return how many bytes of s1 and s2 are different
_i86_bcontrast PROC far
	push bp
	mov bp,sp
	push ds
	push si
	push di
	cld

	lds si,[bp+4+2]
	les di,[bp+8+2]
	mov cx,[bp+12+2]
	repne cmpsb
	inc cx
	mov ax,[bp+12+2]
	sub ax,cx

	pop di
	pop si
	pop ds
	pop	bp
	ret	
_i86_bcontrast ENDP

_TEXT	ENDS
END