From owner-freebsd-questions@FreeBSD.ORG Fri Sep 24 15:55:58 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8EC4916A77B for ; Fri, 24 Sep 2004 15:55:58 +0000 (GMT) Received: from post5.inre.asu.edu (post5.inre.asu.edu [129.219.110.120]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5619C43D53 for ; Fri, 24 Sep 2004 15:55:58 +0000 (GMT) (envelope-from David.Bear@asu.edu) Received: from conversion.post5.inre.asu.edu by asu.edu (PMDF V6.1-1X6 #30769) id <0I4J00D01YOIY6@asu.edu> for freebsd-questions@freebsd.org; Fri, 24 Sep 2004 08:50:42 -0700 (MST) Received: from smtp.asu.edu (smtp.asu.edu [129.219.110.107]) <0I4J00C9UYOIHY@asu.edu>; Fri, 24 Sep 2004 08:50:42 -0700 (MST) Received: from moroni.pp.asu.edu (moroni.pp.asu.edu [129.219.69.200]) (8.12.10/8.12.10/asu_smtp_relay,nullclient,tcp_wrapped) with ESMTP id i8OFof71018465; Fri, 24 Sep 2004 08:50:41 -0700 (MST) Received: by moroni.pp.asu.edu (Postfix, from userid 500) id C9D42E49; Fri, 24 Sep 2004 08:49:26 -0700 (MST) Received: from post1.inre.asu.edu (post1.inre.asu.edu [129.219.110.72]) by moroni.pp.asu.edu (8.11.6/8.11.6) with ESMTP id h5Q8hp928766 for ; Thu, 26 Jun 2003 01:43:51 -0700 Received: from conversion.post1.inre.asu.edu by asu.edu (PMDF V6.1 #40110) id <0HH200801YX39X@asu.edu> for iddwb@moroni.pp.asu.edu (ORCPT David.Bear@asu.edu); Thu, 26 Jun 2003 01:43:51 -0700 (MST) Received: from sferics.mongueurs.net (sferics.mongueurs.net [81.80.147.197]) by asu.edu (PMDF V6.1 #40110) with ESMTP id <0HH2005JHYX2C8@asu.edu> for iddwb@moroni.pp.asu.edu (ORCPT David.Bear@asu.edu); Thu, 26 Jun 2003 01:43:51 -0700 (MST) Received: from landgren.net (81-80-147-206.bpinet.com [81.80.147.206]) by sferics.mongueurs.net (Postfix) with ESMTP id 140F8A959; Thu, 26 Jun 2003 10:43:50 +0200 (CEST) From: David Landgren In-reply-to: <20030625112947.B23424@asu.edu> To: dwbear75@gmail.com Message-id: <3EFAB1A0.2010004@landgren.net> Organization: A thousand golden eyes are watching MIME-version: 1.0 Content-type: text/plain; charset=us-ascii; format=flowed Content-transfer-encoding: 7bit X-Accept-Language: en-us, en Old-To: David.Bear@asu.edu User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.4) Gecko/20030612 X-Spambayes-Classification: ham; 0.00 Lines: 21 References: <20030625112947.B23424@asu.edu> cc: freebsd-questions@freebsd.org Subject: Re: max group name length X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Date: Fri, 24 Sep 2004 15:55:59 -0000 X-Original-Date: Thu, 26 Jun 2003 10:41:04 +0200 X-List-Received-Date: Fri, 24 Sep 2004 15:55:59 -0000 David Bear wrote: > was just trying to determine the maximum string length of a group > name. > > found > struct group { > char *gr_name; /* group name */ > > but no size. > > any pointers (with limits)? Hmm, I had a browse through the kernel source for a while but didn't find anything definite. What I do know is that you should endeavour to keep the length no greater than 8. Up to 15 is probably ok as well on modern kernels, and group names longer than 15 is getting a bit silly. Sorry no to have anything more precise. David