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Auto-Commenting
| Auto-Commenting is a nifty feature that you expect from any debugger. IDA Pro is very capable at auto-commenting. Here is a classical example. Please note that the example below comes from an obsolete version of IDA and that support has been much improved since. |
seg000:09D2 loc_0_9D2: ; CODE XREF: start+8CCj
seg000:09D2 mov al, 0
seg000:09D4 mov dx, 194Fh
seg000:09D7 xor cx, cx
seg000:09D9 mov bh, 7
seg000:09DB mov ah, 6
seg000:09DD int 10h ; - VIDEO - SCROLL PAGE UP
seg000:09DD ; AL = number of lines to scroll window (0 = blank whole window)
seg000:09DD ; BH = attributes to be used on blanked lines
seg000:09DD ; CH,CL = row,column of upper left corner of window to scroll
seg000:09DD ; DH,DL = row,column of lower right corner of window
seg000:09DF xor dx, dx
seg000:09E1 mov word_0_15F, dx
seg000:09E5 mov ah, 2
seg000:09E7 xor bh, bh
seg000:09E9 int 10h ; - VIDEO - SET CURSOR POSITION
seg000:09E9 ; DH,DL = row, column (0,0 = upper left)
seg000:09E9 ; BH = page number
seg000:09EB mov di, 546h
seg000:09EE call off_0_16C
seg000:09F2 mov di, 4B4h
seg000:09F5 call off_0_16C
seg000:09F9 mov di, 54Ah
seg000:09FC call off_0_16C
seg000:0A00 call off_0_16E
seg000:0A04 mov ax, 4C00h
seg000:0A07 int 21h ; DOS - 2+ - QUIT WITH EXIT CODE (EXIT)
seg000:0A07 ; AL = exit code
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Hex-Rays cour Saint Remy 10g 4000 Liège (Belgium) tel 32-4-222-4300 fax 32-4-222-6500 Please send us your questions or comments. |