FreeBSD/Linux Kernel Cross Reference
sys/net/if_mib.h

     /*
      * Copyright 1996 Massachusetts Institute of Technology
      *
      * Permission to use, copy, modify, and distribute this software and
      * its documentation for any purpose and without fee is hereby
      * granted, provided that both the above copyright notice and this
      * permission notice appear in all copies, that both the above
      * copyright notice and this permission notice appear in all
      * supporting documentation, and that the name of M.I.T. not be used
     * in advertising or publicity pertaining to distribution of the
     * software without specific, written prior permission.  M.I.T. makes
     * no representations about the suitability of this software for any
     * purpose.  It is provided "as is" without express or implied
     * warranty.
     * 
     * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''.  M.I.T. DISCLAIMS
     * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
     * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
     * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
     * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD: src/sys/net/if_mib.h,v 1.6 1999/08/28 00:48:19 peter Exp $
     * $DragonFly: src/sys/net/if_mib.h,v 1.3 2006/05/20 02:42:08 dillon Exp $
     */
    
    #ifndef _NET_IF_MIB_H_
    #define _NET_IF_MIB_H_
    
    #ifndef _NET_IF_H_
    #include <net/if.h>
    #endif
    
    struct ifmibdata {
            char    ifmd_name[IFNAMSIZ]; /* name of interface */
            int     ifmd_pcount;    /* number of promiscuous listeners */
            int     ifmd_flags;     /* interface flags */
            int     ifmd_snd_len;   /* instantaneous length of send queue */
            int     ifmd_snd_maxlen; /* maximum length of send queue */
            int     ifmd_snd_drops; /* number of drops in send queue */
            int     ifmd_filler[4]; /* for future expansion */
            struct  if_data ifmd_data; /* generic information and statistics */
    };
    
    /*
     * sysctl MIB tags at the net.link.generic level
     */
    #define IFMIB_SYSTEM    1       /* non-interface-specific */
    #define IFMIB_IFDATA    2       /* per-interface data table */
    
    /*
     * MIB tags for the various net.link.generic.ifdata tables
     */
    #define IFDATA_GENERAL  1       /* generic stats for all kinds of ifaces */
    #define IFDATA_LINKSPECIFIC     2 /* specific to the type of interface */
    
    /*
     * MIB tags at the net.link.generic.system level
     */
    #define IFMIB_IFCOUNT   1       /* number of interfaces configured */
    
    /*
     * MIB tags as the net.link level
     * All of the other values are IFT_* names defined in if_types.h.
     */
    #define NETLINK_GENERIC 0       /* functions not specific to a type of iface */
    
    /*
     * The reason why the IFDATA_LINKSPECIFIC stuff is not under the
     * net.link.<iftype> branches is twofold:
     *   1) It's easier to code this way, and doesn't require duplication.
     *   2) The fourth level under net.link.<iftype> is <pf>; that is to say,
     *      the net.link.<iftype> tree instruments the adaptation layers between
     *      <iftype> and a particular protocol family (e.g., net.link.ether.inet
     *      instruments ARP).  This does not really leave room for anything else
     *      that needs to have a well-known number.
     */
    
    /*
     * Link-specific MIB structures for various link types.
     */
    
    /* For IFT_ETHER, IFT_ISO88023, and IFT_STARLAN, as used by RFC 1650 */
    struct ifmib_iso_8802_3 {
            u_int32_t       dot3StatsAlignmentErrors;
            u_int32_t       dot3StatsFCSErrors;
            u_int32_t       dot3StatsSingleCollisionFrames;
            u_int32_t       dot3StatsMultipleCollisionFrames;
            u_int32_t       dot3StatsSQETestErrors;
            u_int32_t       dot3StatsDeferredTransmissions;
            u_int32_t       dot3StatsLateCollisions;
            u_int32_t       dot3StatsExcessiveCollisions;
            u_int32_t       dot3StatsInternalMacTransmitErrors;
           u_int32_t       dot3StatsCarrierSenseErrors;
           u_int32_t       dot3StatsFrameTooLongs;
           u_int32_t       dot3StatsInternalMacReceiveErrors;
           u_int32_t       dot3StatsEtherChipSet;
           /* Matt Thomas wants this one, not included in RFC 1650: */
           u_int32_t       dot3StatsMissedFrames;
   
           u_int32_t       dot3StatsCollFrequencies[16]; /* NB: index origin */
   
           u_int32_t       dot3Compliance;
   #define DOT3COMPLIANCE_STATS    1
   #define DOT3COMPLIANCE_COLLS    2
   };
   
   /*
    * Chipset identifiers are normally part of the vendor's enterprise MIB.
    * However, we don't want to be trying to represent arbitrary-length
    * OBJECT IDENTIFIERs here (ick!), and the right value is not necessarily
    * obvious to the driver implementor.  So, we define our own identification
    * mechanism here, and let the agent writer deal with the translation.
    */
   #define DOT3CHIPSET_VENDOR(x)   ((x) >> 16)
   #define DOT3CHIPSET_PART(x)     ((x) & 0xffff)
   #define DOT3CHIPSET(v,p)        (((v) << 16) + ((p) & 0xffff))
   
   /* Driver writers!  Add your vendors here! */
   enum dot3Vendors {
           dot3VendorAMD = 1,
           dot3VendorIntel = 2,
           dot3VendorNational = 4,
           dot3VendorFujitsu = 5,
           dot3VendorDigital = 6,
           dot3VendorWesternDigital = 7
   };
   
   /* Driver writers!  Add your chipsets here! */
   enum {
           dot3ChipSetAMD7990 = 1,
           dot3ChipSetAMD79900 = 2,
           dot3ChipSetAMD79C940 = 3
   };
   
   enum {
           dot3ChipSetIntel82586 = 1,
           dot3ChipSetIntel82596 = 2,
           dot3ChipSetIntel82557 = 3
   };
   
   enum {
           dot3ChipSetNational8390 = 1,
           dot3ChipSetNationalSonic = 2
   };
   
   enum {
           dot3ChipSetFujitsu86950 = 1
   };
   
   enum {
           dot3ChipSetDigitalDC21040 = 1,
           dot3ChipSetDigitalDC21140 = 2,
           dot3ChipSetDigitalDC21041 = 3,
           dot3ChipSetDigitalDC21140A = 4,
           dot3ChipSetDigitalDC21142 = 5
   };
   
   enum {
           dot3ChipSetWesternDigital83C690 = 1,
           dot3ChipSetWesternDigital83C790 = 2
   };
   /* END of Ethernet-link MIB stuff */
   
   /*
    * Put other types of interface MIBs here, or in interface-specific
    * header files if convenient ones already exist.
    */
   #endif /* _NET_IF_MIB_H_ */

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