1/* 2 * hwaddr.h 3 */ 4 5#ifndef HWADDR_H 6#define HWADDR_H 7 8#define MAXHADDRLEN 8 /* Max hw address length in bytes */ 9 10/* 11 * This structure holds information about a specific network type. The 12 * length of the network hardware address is stored in "hlen". 13 * The string pointed to by "name" is the cononical name of the network. 14 */ 15struct hwinfo { 16 unsigned int hlen; 17 char *name; 18}; 19 20extern struct hwinfo hwinfolist[]; 21extern int hwinfocnt; 22 23extern void setarp(int, struct in_addr *, int, u_char *, int); 24extern char *haddrtoa(u_char *, int); 25extern void haddr_conv802(u_char *, u_char *, int); 26 27/* 28 * Return the length in bytes of a hardware address of the given type. 29 * Return the canonical name of the network of the given type. 30 */ 31#define haddrlength(type) ((hwinfolist[(int) (type)]).hlen) 32#define netname(type) ((hwinfolist[(int) (type)]).name) 33 34#endif /* HWADDR_H */ 35