usr/src/uts/common/netinet/arp.h

   1 /*
   2  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
   3  * Use is subject to license terms.
   4  */
   5
   6 /*
   7  * Copyright (c) 1982, 1986 Regents of the University of California.
   8  * All rights reserved. The Berkeley software License Agreement
   9  * specifies the terms and conditions for redistribution.
  10  */
  11
  12 #ifndef _NETINET_ARP_H
  13 #define _NETINET_ARP_H
  14
  15 #include <sys/types.h>
  16 #include <sys/ethernet.h>
  17 #include <sys/socket.h>
  18 #include <net/if_arp.h>
  19
  20 #ifdef  __cplusplus
  21 extern "C" {
  22 #endif
  23
  24 /*
  25  * Ethernet Address Resolution Protocol.
  26  *
  27  * See RFC 826 for protocol description.  Structure below is adapted
  28  * to resolving internet addresses.  Field names used correspond to
  29  * RFC 826.
  30  */
  31 struct  ether_arp {
  32         struct  arphdr ea_hdr;          /* fixed-size header */
  33         struct ether_addr arp_sha;      /* sender hardware address */
  34         uchar_t arp_spa[4];             /* sender protocol address */
  35         struct ether_addr arp_tha;      /* target hardware address */
  36         uchar_t arp_tpa[4];             /* target protocol address */
  37 };
  38 #define arp_hrd ea_hdr.ar_hrd
  39 #define arp_pro ea_hdr.ar_pro
  40 #define arp_hln ea_hdr.ar_hln
  41 #define arp_pln ea_hdr.ar_pln
  42 #define arp_op  ea_hdr.ar_op
  43
  44 #ifdef  __cplusplus
  45 }
  46 #endif
  47
  48 #endif  /* _NETINET_ARP_H */