This will produce the executable binary which you can run in any debugger, set the breakpoint just before the function pointer call and then debug the shellcode as you wish. If you run configure with multiple -with- options. This property is called 'reproducibility. Then open a shell and run make to compile the TOS kernel (note: for this step, do not use. On second and later runs, you can make new observations without having to discard or verify your old observations. 0000000000 ) ( ZERO ) FP7 ST7 ( 0 ): raw 0 x0000: 0000000000000000 ( 0. After reading shellcode into malloced memory and setting the execute permissions, you can simply use function pointer to call/jump to it. When youre debugging code, its useful to be able to run a program twice and have it do exactly the same thing.
when try run it, says miss pausebochs.exe, stopbochs.exe, ive got bochsdbg. somewhere read need build source option, im not sure. configure -enable-debugger -enable-debugger-gui At runtime you need to add the value guidebug to the displaylibrary options parameter in order to use the gui instead of the command line debugger. 0000000000 ) ( ZERO ) FP3 ST3 ( 0 ): raw 0 x0000: 0000000000000000 ( 0. To use the gui debugger, you must configure Bochs with the default debugger switch and the -enable-debugger-gui flag. Several months ago I have the same problem with debugging kernel image, Bochs confused me a lot and my. 0000000000 ) ( ZERO ) FP1 ST1 ( 0 ): raw 0 x0000: 0000000000000000 ( 0. IDA (6.1) is not compatible with latest bochs editions I was able to run the one mentioned in ida bochs page (find for IDAdebuggingbochs.pdf) Once you succeed with thta old version, try to setup each newer one (by the major build).