79 lines
3.1 KiB
C
79 lines
3.1 KiB
C
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/*
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* Copyright 1996 Massachusetts Institute of Technology
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby
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* granted, provided that both the above copyright notice and this
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* permission notice appear in all copies, that both the above
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* copyright notice and this permission notice appear in all
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* supporting documentation, and that the name of M.I.T. not be used
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* in advertising or publicity pertaining to distribution of the
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* software without specific, written prior permission. M.I.T. makes
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied
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* warranty.
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*
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* THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
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* ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
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* SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id$
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*/
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#ifndef _NET_IF_MIB_H
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#define _NET_IF_MIB_H 1
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struct ifmibdata {
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char ifmd_name[IFNAMSIZ]; /* name of interface */
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int ifmd_pcount; /* number of promiscuous listeners */
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int ifmd_flags; /* interface flags */
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struct if_data ifmd_data; /* generic information and statistics */
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int ifmd_snd_len; /* instantaneous length of send queue */
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int ifmd_snd_maxlen; /* maximum length of send queue */
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int ifmd_snd_drops; /* number of drops in send queue */
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};
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/*
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* sysctl MIB tags at the net.link.generic level
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*/
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#define IFMIB_SYSTEM 1 /* non-interface-specific */
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#define IFMIB_IFDATA 2 /* per-interface data table */
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/*
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* MIB tags for the various net.link.generic.ifdata tables
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*/
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#define IFDATA_GENERAL 1 /* generic stats for all kinds of ifaces */
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#define IFDATA_LINKSPECIFIC 2 /* specific to the type of interface */
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/*
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* MIB tags at the net.link.generic.system level
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*/
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#define IFMIB_IFCOUNT 1 /* number of interfaces configured */
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/*
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* MIB tags as the net.link level
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* All of the other values are IFT_* names defined in if_types.h.
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*/
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#define NETLINK_GENERIC 0 /* functions not specific to a type of iface */
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/*
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* The reason why the IFDATA_LINKSPECIFIC stuff is not under the
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* net.link.<iftype> branches is twofold:
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* 1) It's easier to code this way, and doesn't require duplication.
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* 2) The fourth level under net.link.<iftype> is <pf>; that is to say,
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* the net.link.<iftype> tree instruments the adaptation layers between
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* <iftype> and a particular protocol family (e.g., net.link.ether.inet
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* instruments ARP). This does not really leave room for anything else
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* that needs to have a well-known number.
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*/
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#endif /* _NET_IF_MIB_H */
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