From owner-cvs-all Sun Feb 25 14: 4:34 2001 Delivered-To: cvs-all@freebsd.org Received: from nagual.pp.ru (pobrecita.freebsd.ru [194.87.13.42]) by hub.freebsd.org (Postfix) with ESMTP id 2E17E37B401; Sun, 25 Feb 2001 14:04:27 -0800 (PST) (envelope-from ache@nagual.pp.ru) Received: (from ache@localhost) by nagual.pp.ru (8.11.2/8.11.2) id f1PM4Mn60370; Mon, 26 Feb 2001 01:04:23 +0300 (MSK) (envelope-from ache) Date: Mon, 26 Feb 2001 01:04:19 +0300 From: "Andrey A. Chernov" To: Kris Kennaway Cc: arch@FreeBSD.ORG, "Jacques A. Vidrine" , Matt Dillon , Bruce Evans , Robert Watson , Nick Sayer , cvs-all@FreeBSD.ORG Subject: Re: rand.c patch for review (was: Re: cvs commit: ports/astro/xglobe/files patch-random) Message-ID: <20010226010418.A60234@nagual.pp.ru> References: <200102250900.f1P90Qc12868@earth.backplane.com> <20010225092416.A46959@hamlet.nectar.com> <20010225185535.A55782@nagual.pp.ru> <20010225191316.A56093@nagual.pp.ru> <20010225193409.A56351@nagual.pp.ru> <20010225131002.A38192@mollari.cthul.hu> <20010225132152.A39554@mollari.cthul.hu> <20010226005004.B59772@nagual.pp.ru> <20010225135429.A47615@mollari.cthul.hu> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="cWoXeonUoKmBZSoM" Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20010225135429.A47615@mollari.cthul.hu>; from kris@obsecurity.org on Sun, Feb 25, 2001 at 01:54:29PM -0800 Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG --cWoXeonUoKmBZSoM Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Feb 25, 2001 at 13:54:29 -0800, Kris Kennaway wrote: > On Mon, Feb 26, 2001 at 12:50:04AM +0300, Andrey A. Chernov wrote: > > On Sun, Feb 25, 2001 at 13:21:52 -0800, Kris Kennaway wrote: > > > Nevermind, I read the followup about needing to have independent > > > state. I think you should duplicate the rest of the random() and > > > srandom() stuff, not just good_rand() -- random.c does more work to > > > seed things, for example, which I'd feel better about. Also, document > > > in rand.c and random.c that they should be kept in sync modulo the > > > missing srandomdev() code. > >=20 > > Maybe, but only in case we need to care about rand() distribution _so_ > > match, I am not sure. Every manual nowdays marks rand() as deprecated. >=20 > Yet it's still used bogusly for cryptographic needs - e.g. even > XFree86 4.x seems to use rand() for generating cookies, I discovered > last night (as a result of my rand() warning :-). If we fix up rand() > to have a decent cryptographic behaviour, we save all the idiot > programmers from themselves. Ok, I'll produce another patch implementing this in near future. --=20 Andrey A. Chernov http://ache.pp.ru/ --cWoXeonUoKmBZSoM Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: 2.6.3ia iQCVAwUBOpmBYuJgpPLZnQjrAQEBngP+LARkIdxQveQKKgxVwZoxaYuzieLbCcIe 3quly/G3qYlLuuDDq9K0zZxXxsRy8Fu1PrWpkngzWEc8y8MOWV2e4J6mdPBabw5L I/Fpz7Fi87xic0K0wrwvJyqDdhqFqnD6Yo2uLF55uTR8+lJrynG4+zcDsYAUSlCD oyfJvM8pjZw= =5D/b -----END PGP SIGNATURE----- --cWoXeonUoKmBZSoM-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message