yarrow random generator
rwmaillists at googlemail.com
Thu Dec 24 14:47:08 UTC 2009
On Thu, 24 Dec 2009 15:45:15 +0300
Paul Graphov <graphov at gmail.com> wrote:
> Hello guys,
> I've looked at FreeBSD 8.0 cryptographically secure pseudorandom
> numbers generator and have a question. It looks like a bug but I'am
> not sure.
> In file sys/dev/randomdev.c, function random_read:
> if (!random_systat.seeded)
> error = (*random_systat.block)(flag);
> It blocks until PRNG is seeded.
random_systat.seeded is initialized to 1 and it's never set to anything
other than 1
I got impression that blocking was something that seemed like a good
idea at the time, but fell-off half-way through coding. It's not a
good idea to block /dev/random, without a separate urandom.
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