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#ifndef _GPXE_ARP_H
#define _GPXE_ARP_H
/** @file
*
* Address Resolution Protocol
*
*/
FILE_LICENCE ( GPL2_OR_LATER );
#include <gpxe/tables.h>
struct net_device;
struct net_protocol;
/** A network-layer protocol that relies upon ARP */
struct arp_net_protocol {
/** Network-layer protocol */
struct net_protocol *net_protocol;
/** Check existence of address
*
* @v netdev Network device
* @v net_addr Network-layer address
* @ret rc Return status code
*/
int ( * check ) ( struct net_device *netdev,
const void *net_addr );
};
/** ARP protocol table */
#define ARP_NET_PROTOCOLS \
__table ( struct arp_net_protocol, "arp_net_protocols" )
/** Declare an ARP protocol */
#define __arp_net_protocol __table_entry ( ARP_NET_PROTOCOLS, 01 )
extern struct net_protocol arp_protocol;
extern int arp_resolve ( struct net_device *netdev,
struct net_protocol *net_protocol,
const void *dest_net_addr,
const void *source_net_addr,
void *dest_ll_addr );
#endif /* _GPXE_ARP_H */
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