Date: Sat, 2 Nov 2013 09:44:33 +0000 From: Mark R V Murray <mark@grondar.org> To: Mark Robert Vaughan Murray <mark@grondar.org> Cc: "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, Adrian Chadd <adrian@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, Bruce Evans <brde@optusnet.com.au> Subject: Re: svn commit: r257535 - head/sys/netgraph Message-ID: <0FD2B8FA-7DD7-4626-95F6-BB64B648E81A@grondar.org> In-Reply-To: <76BC3F76-ED5E-42F0-BCCE-271EA723698E@grondar.org> References: <201311020011.rA20BchL020170@svn.freebsd.org> <20131102151309.A1102@besplex.bde.org> <CAJ-VmokeP5Z2d7jZ-j-Thrh_VuQBKGpKC9nWG%2BQfhR0f6wzF9w@mail.gmail.com> <76BC3F76-ED5E-42F0-BCCE-271EA723698E@grondar.org>
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[-- Attachment #1 --] On 2 Nov 2013, at 09:32, Mark R V Murray <mark@grondar.org> wrote: >> Mark - did you initially mean the address of the mbuf m_data pointer, >> or the data payload itself? > > As Bruce says - the address of payload data itself. We don’t have 12-byte pointers in FreeBSD. :-) Cancel that. The address passed must be the address of the m_data field in the mbuf structure. The harvested data is 12 bytes from that address forward, so not the data pointed to by that m_data pointer but the pointer value itself and some following junk too. M -- Mark R V Murray [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.22 (Darwin) Comment: GPGTools - http://gpgtools.org iQCVAwUBUnTJh958vKOKE6LNAQpT2AP+MV+RCbJpd+3f4QAZnnZIv1Nb6yNxaxUS RE/31m66asSazJIDPnyeGMVxSddFbxeuzantjIzdkIZr/VfnnS/rxey8MUdNdW0l Pq9HJuudfYwJ+RBWXoNnGtaj9CJL/Wd8ErtBjCwAlM+m7o/boktpykyUE9oILw5q CdD2ss9lpGg= =IsJ9 -----END PGP SIGNATURE-----help
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