[PATCH] rand.c updates from FreeBSD RELENG_5
Kris Kennaway
kkenn at xor.obsecurity.org
Wed May 12 13:18:24 PDT 2004
On 2004-05-12, Matthew Dillon <dillon at xxxxxxxxxxxxxxxxxxxx> wrote:
> I have one comment, and that is that the use of /dev/random has
> created lots of unexpected problems in FreeBSD which they have
> hacked around.
What problems? I did a grep for /dev/random on 4.x and only came up
with a couple of uses in contrib/.
> I think we should simply use /dev/urandom here,
> which is guarenteed not to block and will certainly produce a
> random enough seed for rand's tiny little seed.
/dev/random is non-blocking in FreeBSD 5.x since it uses a different,
non-blocking algorithm.
Kris
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