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Date:      Sun, 16 Jan 2000 19:52:03 -0800 (PST)
From:      Kris Kennaway <kris@hub.freebsd.org>
To:        Peter Jeremy <peter.jeremy@alcatel.com.au>
Cc:        audit@FreeBSD.ORG
Subject:   Re: libc patch to warn about tempfiles
Message-ID:  <Pine.BSF.4.21.0001161946030.44688-100000@hub.freebsd.org>
In-Reply-To: <00Jan17.142945est.40327@border.alcanet.com.au>

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On Mon, 17 Jan 2000, Peter Jeremy wrote:

> I think that changing the algorithm to use a denser encoding (eg
> encoding the PID in base-62 or more, rather than base 10) would be
> a better solution.  This way you don't need to change the functions
> using mktemp() et al.

Hmm..that's not a bad idea. With base-64 we'd have 36 bits, of which about
17 would be taken up by the encoded PID, leaving about 520000 possible
tempfiles (a factor of 10^4 better than now). OTOH, using 10 X's in the
current system has a target space of size 52^6, or 1.97e+10 :-)

Kris

----
"How many roads must a man walk down, before you call him a man?"
"Eight!"
"That was a rhetorical question!"
"Oh..then, seven!" -- Homer Simpson



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