Date: Tue, 21 May 2013 14:46:17 +0200 From: Dániel Bali <balijanosdaniel@...il.com> To: john-dev@...ts.openwall.com Subject: Re: AMD GCN ISA development Hello! 2013/5/21 Sayantan Datta <std2048@...il.com> > > > Also you can't just modify the text section unless it has the exact same > size as before. If the size is different you also need to update the symtab > section. Oh, I thought objcopy would take care of this. This is why I wanted to avoid simply hex-editing the elf, because I didn't know what headers and tables I would need to modify. > All the necessary details are in the attached pdf. Thanks for this! > Since AMD elf objects are elf within elf , you might also need to modify > the inner elf. Yes, I extracted the inner elf and that's what I'm trying to patch currently. > You can also check my AMD-IL page if you need an example for libelf. > I will, thanks! I'll look into it this evening and give an update once I managed to patch the elfs (elves?). Regards, Daniel Content of type "text/html" skipped
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