Date: Fri, 14 Nov 1997 11:35:30 -0500 (EST) From: Chuck Robey <chuckr@glue.umd.edu> To: Snob Art Genre <benedict@echonyc.com> Cc: =?iso-8859-1?Q?Dag-Erling_Coidan_Sm=F8rgrav?= <dag-erli@ifi.uio.no>, hackers@FreeBSD.ORG Subject: Re: Ethernet packet generation Message-ID: <Pine.BSF.3.96.971114113410.18833H-100000@picnic.mat.net> In-Reply-To: <Pine.GSO.3.96.971114113235.15529A-100000@echonyc.com>
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On Fri, 14 Nov 1997, Snob Art Genre wrote: > I think the book you want is _Unix Network Programming_, by W. Richard > Stevens. I have a copy on order, when it arrives I'll see if it has BPF > stuff. But chances are it does. Doesn't, but recommending that book will _never_ get you in trouble. It will show you enough network programming to where you can just read the bpf man page and use that. > > On 14 Nov 1997, Dag-Erling Coidan Smørgrav wrote: > > > Curt Sampson <cjs@portal.ca> writes: > > > On Tue, 11 Nov 1997, Michael Knoll wrote: > > > > Is there a way to generate an ethernet packet, with an unsupported protocol > > > > through a user level program? > > > Yes. Use bpf. > > > > On a related subject, is there documentation available on how to > > program BPF under FreeBSD or other BSD unices? I think I've mostly > > figured it out from reading tcpdump and trafshow source as well as the > > Usenix'93 BPF paper, but I'd still like docs. > > > > -- > > * Finrod (INTJ) * Unix weenie * dag-erli@ifi.uio.no * cellular +47-92835919 * > > RFC1123: "Be liberal in what you accept, and conservative in what you send" > > > > > > Ben > > "You have your mind on computers, it seems." > > > ----------------------------+----------------------------------------------- Chuck Robey | Interests include any kind of voice or data chuckr@glue.umd.edu | communications topic, C programming, and Unix. 213 Lakeside Drive Apt T-1 | Greenbelt, MD 20770 | I run Journey2 and picnic, both FreeBSD (301) 220-2114 | version 3.0 current -- and great FUN! ----------------------------+-----------------------------------------------
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