Date: Thu, 9 Aug 2001 16:50:10 -0600 (CST) From: Ryan Thompson <ryan@sasknow.com> To: Wing Tim <twchim1@hotmail.com> Cc: freebsd-questions@FreeBSD.ORG, bwatts@corp.netcom.ca Subject: Re: Modifying the original snoop in FreeBSD Message-ID: <Pine.BSF.4.21.0108091648201.17166-100000@ren.sasknow.com> In-Reply-To: <F200jtcEko8PU2pnUgr000036b1@hotmail.com>
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Wing Tim wrote to freebsd-questions@FreeBSD.ORG: > Hi, > As mentioned earlier, I can control snp(4) with my own code with ioctl. > That is, I can modify or override the original snoop in FreeBSD. However, > even I read through the man pages, I still don't know how to start. For > example, where should I place my own .c or .h files? What header files (.h > files) should I or can I include in my own programs? > I would appreciate if someone can guide me about this. If you're "rolling your own" program that uses the snp(4) ioctl interface, it doesn't matter where your source files reside. If you want to modify watch(8), you'll find those source files in /usr/src/usr.sbin/watch/ Hope this helps, - Ryan > Thanks! > > Regards, > Wing > > > > >From: Ryan Thompson <ryan@sasknow.com> > >To: Wing Tim <twchim1@hotmail.com> > >CC: bwatts@corp.netcom.ca, freebsd-questions@FreeBSD.ORG > >Subject: Re: snoop for BSD?? > >Date: Sat, 4 Aug 2001 14:10:47 -0600 (CST) > > > >Wing Tim wrote to ryan@sasknow.com and bwatts@corp.netcom.ca: > > > > > Dear Ryan, > > > > > > Do you mean the Snoop Protocol and the related files are already > >embedded > > > in the FreeBSD release package? > > > >See snp(4) for the tty snoop interface.. it has been in the base system > >since FreeBSD 2.1. watch(8) will use a snp device to snoop on a user's > >terminal. You can also control snp(4) with your own code with ioctl if you > >have a special purpose in mind. See the man page for details. > > > >Both of these are present in the base release. As I mentioned in my > >previous post, you do have to explicitly enable the snp devices in the > >kernel before it will work. However, no additional files or packages are > >required. > > > >Hope this helps, > >- Ryan > > > > > > > Wing Tim > > > > > > > > > > > > >From: Ryan Thompson <ryan@sasknow.com> > > > >To: Bradley Watts <bwatts@corp.netcom.ca> > > > >CC: freebsd-questions@FreeBSD.ORG > > > >Subject: Re: snoop for BSD?? > > > >Date: Fri, 3 Aug 2001 11:47:41 -0600 (CST) > > > > > > > >Bradley Watts wrote to freebsd-questions@FreeBSD.ORG: > > > > > > > > > Does anyone know if there is a version of snoop that is compatible > > > > > with BSD? > > > > > > > >How about watch(8)? You'll need to enable some snp devices in the > >kernel. > > > >Use > > > > > > > >pseudo-device snp 3 > > > > > > > >in your kernel config, rebuild, and reboot. Then you can watch any > > > >terminal device. > > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > > > > with "unsubscribe freebsd-questions" in the body of the message > > > > > > > > > > > > >- Ryan > > > > > > > >-- > > > > Ryan Thompson <ryan@sasknow.com> > > > > Network Administrator, Accounts > > > > > > > > SaskNow Technologies - http://www.sasknow.com > > > > #106-380 3120 8th St E - Saskatoon, SK - S7H 0W2 > > > > > > > > Tel: 306-664-3600 Fax: 306-664-1161 Saskatoon > > > > Toll-Free: 877-727-5669 (877-SASKNOW) North America > > > > > > > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org > > > >with "unsubscribe freebsd-questions" in the body of the message > > > > > > > > > _________________________________________________________________ > > > Get your FREE download of MSN Explorer at > >http://explorer.msn.com/intl.asp > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > > with "unsubscribe freebsd-questions" in the body of the message > > > > > > >-- > > Ryan Thompson <ryan@sasknow.com> > > Network Administrator, Accounts > > > > SaskNow Technologies - http://www.sasknow.com > > #106-380 3120 8th St E - Saskatoon, SK - S7H 0W2 > > > > Tel: 306-664-3600 Fax: 306-664-1161 Saskatoon > > Toll-Free: 877-727-5669 (877-SASKNOW) North America > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org > >with "unsubscribe freebsd-questions" in the body of the message > > > _________________________________________________________________ > Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp > > -- Ryan Thompson <ryan@sasknow.com> Network Administrator, Accounts SaskNow Technologies - http://www.sasknow.com #106-380 3120 8th St E - Saskatoon, SK - S7H 0W2 Tel: 306-664-3600 Fax: 306-664-1161 Saskatoon Toll-Free: 877-727-5669 (877-SASKNOW) North America To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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