opengnsys_ipxe/src/include/gpxe/arp.h

44 lines
907 B
C

#ifndef _GPXE_ARP_H
#define _GPXE_ARP_H
/** @file
*
* Address Resolution Protocol
*
*/
#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 );
};
/**
* Register an ARP protocol
*
* @v protocol ARP protocol
*/
#define ARP_NET_PROTOCOL( protocol ) \
struct arp_net_protocol protocol __table ( arp_net_protocols, 01 )
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 */