From owner-freebsd-hackers Tue Aug 3 16:16:29 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from dingo.cdrom.com (dingo.cdrom.com [204.216.28.145]) by hub.freebsd.org (Postfix) with ESMTP id 22F0E14CCB for ; Tue, 3 Aug 1999 16:16:27 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Received: from dingo.cdrom.com (localhost.cdrom.com [127.0.0.1]) by dingo.cdrom.com (8.9.3/8.8.8) with ESMTP id QAA01618; Tue, 3 Aug 1999 16:10:50 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Message-Id: <199908032310.QAA01618@dingo.cdrom.com> X-Mailer: exmh version 2.0.2 2/24/98 To: Matthew Dillon Cc: Ollivier Robert , hackers@FreeBSD.ORG Subject: Re: Jail syscalls In-reply-to: Your message of "Tue, 03 Aug 1999 16:05:14 PDT." <199908032305.QAA24203@apollo.backplane.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 03 Aug 1999 16:10:50 -0700 From: Mike Smith Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > Speaking of the jail() syscall -- it really needs to be revamped a > little before people really start using it wholeheartedly. The size > of the jail structure needs to be passed in the syscall to allow backwards > compatibility when things change such as, for example, the size of the > IP address. Actually, with interfaces like this you should generally pass a pointer to the structure in userspace, and stick a version number constant in the beginning of the structure. The size is often not enough of a determining factor... -- \\ The mind's the standard \\ Mike Smith \\ of the man. \\ msmith@freebsd.org \\ -- Joseph Merrick \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message