Date: Tue, 25 Jan 2005 17:21:49 +0200 From: Alin-Adrian Anton <aanton@spintech.ro> To: DJF <deiif@yahoo.com>, freebsd-hackers@freebsd.org Subject: Re: Rawsock bpf mambo jambo? Message-ID: <41F6640D.60705@spintech.ro> In-Reply-To: <20050125094646.GA969@nexus.hta.fhz.ch> References: <20050125094646.GA969@nexus.hta.fhz.ch>
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DJF wrote: > Hi everybody, > > I've recently been looking into raw socket programming. However there's still a question that remains. Maybe it's just a case of RTFM, if so point me to a good manual on the topic. > The man pages indicate that you can do read and write operations with rawsock aswell as bpf. However, in all of the source codes I found, a raw socket was used to write to, and bpf was used to read from the interface. > http://packetstorm.widexs.nl/programming-tutorials/indexdate.html Search for "raw_tcp.tgz" in that page. > What's the advantage in using the rawsock bpf combination instead of > bpf (or raw socket) only? Depends on what best fits your development circumstances. The paper I co-authored uses bpf for reading, and socket for writing. > > Thx in advance, > dave > -- Alin-Adrian Anton GPG keyID 0x1E2FFF2E (2963 0C11 1AF1 96F6 0030 6EE9 D323 639D 1E2F FF2E) gpg --keyserver pgp.mit.edu --recv-keys 1E2FFF2E Never ask a man what OS he uses. If it's FreeBSD, he'll tell you. If it's not, why embarrass him? ..I'm sorry..
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