Question about md_open() and random
nmav at gnutls.org
Sat Jul 8 14:54:36 CEST 2006
On Fri 07 Jul 2006 18:50, Moritz Schulte wrote:
> > I don't understand why a message digest function need to call
> > "_gcry_fast_random_poll()" !? I noticed a FIXME:
> This is to make sure that the random pool is filled with entropy on a
> pseudo-regular basis. Note that this function call is a no-op, in
> case the random pool has not been used before.
Hmmm, this has the side effect of adding a non deterministic delay
to other unrelated to randomness functions (because of the lock).
(and might even become a bottleneck when many hashes are done in
Maybe it might be more clear for this function (or a wrapper of it) to
become part of the randomness api?
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