lkml.org 
[lkml]   [2022]   [Mar]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] x86: Remove a.out support
    On Thu, Mar 17, 2022 at 02:04:46AM +0000, James Jones wrote:
    > On 3/16/22 3:30 PM, Kees Cook wrote:
    > > On Wed, Mar 16, 2022 at 01:38:31PM +0100, Arnd Bergmann wrote:
    > >> is in the end, but it's likely easier than a standalone a.out loader
    > >> in user space, or a conversion to ELF format.
    > >
    > > Yeah, the exec format is really simple. The only tricky bit was preparing
    > > the stack and making sure everything landed in the right place for text
    > > and data. James, can you try this? aln and mac run for me, but I'm not
    > > actually exercising them beyond dumping argument lists, etc:
    > >
    > > https://github.com/kees/kernel-tools/tree/trunk/a.out
    >
    > Yes, works perfectly, thank you. I like the idea of using this much

    Hurray!

    > better than getting emailed every time someone wants to delete the a.out
    > code again. Consider my use case withdrawn. I've already pushed an
    > update to my jaguar-sdk project to use this tool instead.

    Nice; I see there are other binaries besides aln and mac that are
    working with this too? *whew* I'm glad it was relatively straight
    forward. :)

    --
    Kees Cook

    \
     
     \ /
      Last update: 2022-09-17 16:18    [W:3.177 / U:0.400 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site