Subversion Repositories planix.SVN

/*
 *  this file used by (at least) the kernel, arpd, snoopy, tboot
 */
typedef struct Arppkt   Arppkt;
typedef struct Arpentry Arpentry;
typedef struct Arpstats Arpstats;

/* Format of ethernet arp request */
struct Arppkt {
        uchar   d[6];
        uchar   s[6];
        uchar   type[2];
        uchar   hrd[2];
        uchar   pro[2];
        uchar   hln;
        uchar   pln;
        uchar   op[2];
        uchar   sha[6];
        uchar   spa[4];
        uchar   tha[6];
        uchar   tpa[4];
        };

#define ARPSIZE         42

/* Format of request from starp to user level arpd */
struct Arpentry {
        uchar   etaddr[6];
        uchar   ipaddr[4];
        };

/* Arp cache statistics */
struct Arpstats {
        int     hit;
        int     miss;
        int     failed;
        };

#define ET_ARP          0x0806
#define ET_RARP         0x8035

#define ARP_REQUEST     1
#define ARP_REPLY       2
#define RARP_REQUEST    3
#define RARP_REPLY      4