grub2/include/grub/net/arp.h
Vladimir 'phcoder' Serbinenko 04d22dddd9 Fix a bunch of net issues
2010-09-23 00:45:39 +02:00

38 lines
885 B
C

#ifndef GRUB_NET_ARP_HEADER
#define GRUB_NET_ARP_HEADER 1
#include <grub/misc.h>
#include <grub/net.h>
enum
{
/* IANA ARP constant to define hardware type as ethernet. */
GRUB_NET_ARPHRD_ETHERNET = 1
};
/* ARP header operation codes */
#define ARP_REQUEST 1
#define ARP_REPLY 2
struct arp_entry {
int avail;
grub_net_network_level_address_t nl_address;
grub_net_link_level_address_t ll_address;
};
struct arphdr {
grub_uint16_t hrd;
grub_uint16_t pro;
grub_uint8_t hln;
grub_uint8_t pln;
grub_uint16_t op;
} __attribute__ ((packed));
extern grub_err_t grub_net_arp_receive(struct grub_net_network_level_interface *inf,
struct grub_net_buff *nb);
extern grub_err_t grub_net_arp_resolve(struct grub_net_network_level_interface *inf,
const grub_net_network_level_address_t *addr,
grub_net_link_level_address_t *hw_addr);
#endif