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Re: [PATCH] Steal all string functions from the libc
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From: |
Samuel Thibault |
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Subject: |
Re: [PATCH] Steal all string functions from the libc |
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Date: |
Fri, 28 Mar 2014 16:38:24 +0100 |
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User-agent: |
Mutt/1.5.21+34 (58baf7c9f32f) (2010-12-30) |
Samuel Thibault, le Fri 28 Mar 2014 16:33:39 +0100, a écrit :
> see a disassemble of memcpy, it ends up being a rep movsb
> %ds:(%esi),%es:(%edi), which is just exactly what we need to tell the
> processor).
Oops, sorry, wrong example, that one is coming from libc. Anyway,
relying on the host libc is not a good thing on the long run. I'd
rather rely on the gcc __built_mem* etc.
Samuel