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Re: [PATCH] Add git-imap-send.

From
Johannes Schindelin <johannes.schindelin@gmx.de>
Date
Mar 9, 2006, 13:47 UTC
Message-ID
<Pine.LNX.4.63.0603091445280.21440@wbgn013.biozentrum.uni-wuerzburg.de>
In-Reply-To
<slrne10b8c.fr9.mdw@metalzone.distorted.org.uk>
Hi,
On Thu, 9 Mar 2006, Mark Wooding wrote:
> There are reasons for which it'd be desirable that memcmp really compare
> all the bytes, even if it can in theory stop early: in particular, there
> are cases where early exit can leak timing information which makes it
> possible to attack cryptographic protocols.

I would be astonished if memcmp has to be timing proof for *all* applications, just to keep crypto people happy. I don't *want* a slow-down in my super-duper 3d shooter.

> I'd have to recommend strncmp for this job.
Fully agree.

Ciao, Dscho

Previous: Mark WoodingNext: Mark Wooding
Message 7 of 13 in “Add git-imap-send.”
  1. Add git-imap-send.Mike McCormack, Mar 6, 2006
  2. Junio C HamanoMar 9, 2006
  3. Johannes SchindelinMar 9, 2006
  4. Andreas EricssonMar 9, 2006
  5. Johannes SchindelinMar 9, 2006
  6. Mark WoodingMar 9, 2006
  7. Johannes SchindelinMar 9, 2006
  8. Mark WoodingMar 10, 2006
  9. Linus TorvaldsMar 9, 2006
  10. Junio C HamanoMar 9, 2006
  11. Linus TorvaldsMar 9, 2006
  12. Junio C HamanoMar 9, 2006
  13. Mike McCormackMar 10, 2006

Read the whole thread, see it on lore, or plain text.

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