[Win32] Remotely execute functions of a D program
alex
info at alexanderbothe.com
Sat Sep 15 20:10:54 PDT 2012
On Saturday, 15 September 2012 at 13:34:02 UTC, alex wrote:
> On Saturday, 15 September 2012 at 13:02:32 UTC, Denis
> Shelomovskij wrote:
>>....
>> Again, Digital Mars C runtime library is the problem for
>> everything in D language including DLL-s.
>
> Lol okay I think I've also seen it. I've tried to build a
> hybrid dll with mixed C and D code (just compiled with
> dmc+dmd), and it's just not working, even if it's raw C
> exclusively..
>
>
> I'll try an other approach now that is probably way more
> elegant and doesn't need any LoadLibrary calls:
> I simply create a code cave in the debuggee and inject some
> assembler into it.
> The method I'll be executing then takes a variable address
> (that has been stored in an other space), makes an object
> pointer out of it, and calls the virtual toString() overload -
> whereas the pointer to that function is stored at a fixed
> offset, fortunately. The returned string struct/pointer
> whatever will be stored to the variable address then (so I
> don't have to allocate another variable space), and the debug
> engine will finally read out the string.
> That's my theory so far, I hope it'll work somehow :)
>
> @Rainer I'll try my method first, and if that's not working at
> all, or if it's working, I'll contact you ;)
It's absolutely frickin' awesome - it works! I could inject the
assembler code, call the object's toString() method, do
everything as I've just explained...it's awesome!! FUCK YEAH I
did it..now I can go to sleep :D
@Rainer I'll share it so we both may integrate it into the
debuggers then :)
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