Thread: Garmin eTREX 20 working as an eTREX 30

I've written a new disasm script. I think it's better than the previous one I posted in this topic. It works by treating all the 4-bytes aligned 4-byte integers as pointers and judging if each one points to a function. Also smart_disasm requires that the firmware entry point is named "fw_base".

Code:

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Originally Posted by kunix

I've written a new disasm script. I think it's better than the previous one I posted in this topic. It works by treating all the 4-bytes aligned 4-byte integers as pointers and judging if each one points to a function. Also smart_disasm requires that the firmware entry point is named "fw_base".

Code:

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I think that this row have to be changed as
if((ptr % 2) == 0 && ...........

and also
addr = Dword(p);

i think that return program code at address p, not the address in p, as seems used in script ...