include/linux/if

/* */
   1 /*
   2  * INET         An implementation of the TCP/IP protocol suite for the LINUX
   3  *              operating system.  INET is implemented using the  BSD Socket
   4  *              interface as the means of communication with the user level.
   5  *
   6  *              Global definitions for the Ethernet IEEE 802.3 interface.
   7  *
   8  * Version:     @(#)if_ether.h  1.0.1a  02/08/94
   9  *
  10  * Author:      Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
  11  *              Donald Becker, <becker@super.org>
  12  *              Alan Cox, <alan@cymru.net>
  13  *              Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk>
  14  *
  15  *              This program is free software; you can redistribute it and/or
  16  *              modify it under the terms of the GNU General Public License
  17  *              as published by the Free Software Foundation; either version
  18  *              2 of the License, or (at your option) any later version.
  19  */
  20 #ifndef _LINUX_IF_ETHER_H
  21 #define _LINUX_IF_ETHER_H
  22 
  23 /* IEEE 802.3 Ethernet magic constants.  The frame sizes omit the preamble
  24    and FCS/CRC (frame check sequence). */
  25 #define ETH_ALEN        6               /* Octets in one ethernet addr   */
  26 #define ETH_HLEN        14              /* Total octets in header.       */
  27 #define ETH_ZLEN        60              /* Min. octets in frame sans FCS */
  28 #define ETH_DATA_LEN    1500            /* Max. octets in payload        */
  29 #define ETH_FRAME_LEN   1514            /* Max. octets in frame sans FCS */
  30 
  31 
  32 /* These are the defined Ethernet Protocol ID's. */
  33 #define ETH_P_LOOP      0x0060          /* Ethernet Loopback packet     */
  34 #define ETH_P_ECHO      0x0200          /* Ethernet Echo packet         */
  35 #define ETH_P_PUP       0x0400          /* Xerox PUP packet             */
  36 #define ETH_P_IP        0x0800          /* Internet Protocol packet     */
  37 #define ETH_P_X25       0x0805          /* CCITT X.25                   */
  38 #define ETH_P_ARP       0x0806          /* Address Resolution packet    */
  39 #define ETH_P_BPQ       0x08FF          /* G8BPQ AX.25 Ethernet Packet  [ NOT AN OFFICIALLY REGISTERED ID ] */
  40 #define ETH_P_DEC       0x6000          /* DEC Assigned proto           */
  41 #define ETH_P_DNA_DL    0x6001          /* DEC DNA Dump/Load            */
  42 #define ETH_P_DNA_RC    0x6002          /* DEC DNA Remote Console       */
  43 #define ETH_P_DNA_RT    0x6003          /* DEC DNA Routing              */
  44 #define ETH_P_LAT       0x6004          /* DEC LAT                      */
  45 #define ETH_P_DIAG      0x6005          /* DEC Diagnostics              */
  46 #define ETH_P_CUST      0x6006          /* DEC Customer use             */
  47 #define ETH_P_SCA       0x6007          /* DEC Systems Comms Arch       */
  48 #define ETH_P_RARP      0x8035          /* Reverse Addr Res packet      */
  49 #define ETH_P_ATALK     0x809B          /* Appletalk DDP                */
  50 #define ETH_P_AARP      0x80F3          /* Appletalk AARP               */
  51 #define ETH_P_IPX       0x8137          /* IPX over DIX                 */
  52 #define ETH_P_IPV6      0x86DD          /* IPv6 over bluebook           */
  53 #define ETH_P_802_3     0x0001          /* Dummy type for 802.3 frames  */
  54 #define ETH_P_AX25      0x0002          /* Dummy protocol id for AX.25  */
  55 #define ETH_P_ALL       0x0003          /* Every packet (be careful!!!) */
  56 #define ETH_P_802_2     0x0004          /* 802.2 frames                 */
  57 #define ETH_P_SNAP      0x0005          /* Internal only                */
  58 #define ETH_P_DDCMP     0x0006          /* DEC DDCMP: Internal only     */
  59 #define ETH_P_WAN_PPP   0x0007          /* Dummy type for WAN PPP frames*/
  60 #define ETH_P_PPP_MP    0x0008          /* Dummy type for PPP MP frames */
  61 
  62 /* This is an Ethernet frame header. */
  63 struct ethhdr {
  64   unsigned char         h_dest[ETH_ALEN];       /* destination eth addr */
  65   unsigned char         h_source[ETH_ALEN];     /* source ether addr    */
  66   unsigned short        h_proto;                /* packet type ID field */
  67 };
  68 
  69 /* Ethernet statistics collection data. */
  70 struct enet_statistics{
  71   int   rx_packets;                     /* total packets received       */
  72   int   tx_packets;                     /* total packets transmitted    */
  73   int   rx_errors;                      /* bad packets received         */
  74   int   tx_errors;                      /* packet transmit problems     */
  75   int   rx_dropped;                     /* no space in linux buffers    */
  76   int   tx_dropped;                     /* no space available in linux  */
  77   int   multicast;                      /* multicast packets received   */
  78   int   collisions;
  79 
  80   /* detailed rx_errors: */
  81   int   rx_length_errors;
  82   int   rx_over_errors;                 /* receiver ring buff overflow  */
  83   int   rx_crc_errors;                  /* recved pkt with crc error    */
  84   int   rx_frame_errors;                /* recv'd frame alignment error */
  85   int   rx_fifo_errors;                 /* recv'r fifo overrun          */
  86   int   rx_missed_errors;               /* receiver missed packet       */
  87 
  88   /* detailed tx_errors */
  89   int   tx_aborted_errors;
  90   int   tx_carrier_errors;
  91   int   tx_fifo_errors;
  92   int   tx_heartbeat_errors;
  93   int   tx_window_errors;
  94 };
  95 
  96 #endif  /* _LINUX_IF_ETHER_H */
/* */
root/include/linux/if_ether.h

INCLUDED FROM
