From owner-freebsd-questions Sun Dec 22 13:17: 6 2002 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 2E8BC37B401 for ; Sun, 22 Dec 2002 13:17:05 -0800 (PST) Received: from mallard.mail.pas.earthlink.net (mallard.mail.pas.earthlink.net [207.217.120.48]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5BE2943EDA for ; Sun, 22 Dec 2002 13:17:04 -0800 (PST) (envelope-from deepbsd@earthlink.net) Received: from user-119a2km.biz.mindspring.com ([66.149.10.150] helo=sylvester.dsj.net) by mallard.mail.pas.earthlink.net with esmtp (Exim 3.33 #1) id 18QDT5-0003rd-00; Sun, 22 Dec 2002 13:17:03 -0800 Received: from sylvester.dsj.net (dsj@localhost [127.0.0.1]) by sylvester.dsj.net (8.12.3/8.12.3/Debian -4) with ESMTP id gBMLH0K4017047; Sun, 22 Dec 2002 16:17:01 -0500 Received: (from dsj@localhost) by sylvester.dsj.net (8.12.3/8.12.3/Debian -4) id gBMLH0ow017046; Sun, 22 Dec 2002 16:17:00 -0500 X-Authentication-Warning: sylvester.dsj.net: dsj set sender to deepbsd@earthlink.net using -f Date: Sun, 22 Dec 2002 16:17:00 -0500 From: "David S. Jackson" To: Mike Jeays Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Copying a CD Message-ID: <20021222211700.GB16677@sylvester.dsj.net> Reply-To: "David S. Jackson" References: <3E05272A.50201@rogers.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3E05272A.50201@rogers.com> User-Agent: Mutt/1.4i Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Sat, Dec 21, 2002 at 09:44:58PM -0500 Mike Jeays wrote: > How can I use dd to copy a CD? The command below does not > work - I presume I have failed to understand something. I have tried other > devices begining "acd". > > 209 ~# dd if=/dev/acd0c of=x1 > dd: /dev/acd0c: Invalid argument > 0+0 records in > 0+0 records out > 0 bytes transferred in 0.000219 secs (0 bytes/sec) > 210 ~# > 211 /dev# ls -l acd* > crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 acd0a > crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 acd0c > 212 /dev# ls -l racd* > crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 racd0a > crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 racd0c > 213 /dev# What kind of data is on the CD? Whether or not you can/should use dd depends on what you're trying to do and with what kind of CD. Make sure you read chapter 12.5 of the FreeBSD handbook. -- David S. Jackson dsj@dsj.net =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= And now for something completely different. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message