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Date:      Sat, 19 Jul 2014 21:47:12 +0100
From:      Steven Chamberlain <steven@pyro.eu.org>
To:        Konstantin Belousov <kostikbel@gmail.com>,  freebsd-security@freebsd.org
Subject:   Re: Speed and security of /dev/urandom
Message-ID:  <53CAD950.1010609@pyro.eu.org>
In-Reply-To: <20140719192605.GV93733@kib.kiev.ua>
References:  <53C85F42.1000704@pyro.eu.org> <20140719190348.GM45513@funkthat.com> <20140719192605.GV93733@kib.kiev.ua>

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On 19/07/14 20:26, Konstantin Belousov wrote:
> I think that using sysctl for non-management functionality is wrong.
> If this feature is for the libraries and applications, and not for
> system management and introspection utilities, it should be normal
> syscall.

If this is only to seed the arc4random in userland (with ~256 bytes or
so), it would be just like OpenBSD getentropy(2)?

Just yesterday, something very similar is proposed for Linux, called
getrandom(2):
http://lists.openwall.net/linux-kernel/2014/07/18/329

Regards,
--=20
Steven Chamberlain
steven@pyro.eu.org


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