usr.sbin/bootp/common/hwaddr.h

   1 /*      $NetBSD: hwaddr.h,v 1.5 2008/05/02 19:22:10 xtraeme Exp $       */
   2
   3 /* hwaddr.h */
   4 #ifndef HWADDR_H
   5 #define HWADDR_H
   6
   7 #define MAXHADDRLEN             8       /* Max hw address length in bytes */
   8
   9 /*
  10  * This structure holds information about a specific network type.  The
  11  * length of the network hardware address is stored in "hlen".
  12  * The string pointed to by "name" is the canonical name of the network.
  13  */
  14 struct hwinfo {
  15     unsigned int hlen;
  16     const char *name;
  17 };
  18
  19 extern struct hwinfo hwinfolist[];
  20 extern size_t hwinfocnt;
  21
  22 extern void setarp(int, struct in_addr *, u_char *, int);
  23 extern char *haddrtoa(u_char *, int);
  24 extern void haddr_conv802(u_char *, u_char *, int);
  25
  26 /*
  27  * Return the length in bytes of a hardware address of the given type.
  28  * Return the canonical name of the network of the given type.
  29  */
  30 #define haddrlength(type)       ((hwinfolist[(int) (type)]).hlen)
  31 #define netname(type)           ((hwinfolist[(int) (type)]).name)
  32
  33 #endif  /* HWADDR_H */