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#ifndef _GPXE_ICMP6_H
#define _GPXE_ICMP6_H
/** @file
*
* ICMP6 protocol
*
*/
FILE_LICENCE ( GPL2_OR_LATER );
#include <gpxe/ip6.h>
#include <gpxe/ndp.h>
#define ICMP6_NSOLICIT 135
#define ICMP6_NADVERT 136
extern struct tcpip_protocol icmp6_protocol;
struct icmp6_header {
uint8_t type;
uint8_t code;
uint16_t csum;
/* Message body */
};
struct neighbour_solicit {
uint8_t type;
uint8_t code;
uint16_t csum;
uint32_t reserved;
struct in6_addr target;
/* "Compulsory" options */
uint8_t opt_type;
uint8_t opt_len;
/* FIXME: hack alert */
uint8_t opt_ll_addr[6];
};
struct neighbour_advert {
uint8_t type;
uint8_t code;
uint16_t csum;
uint8_t flags;
uint8_t reserved;
struct in6_addr target;
uint8_t opt_type;
uint8_t opt_len;
/* FIXME: hack alert */
uint8_t opt_ll_addr[6];
};
#define ICMP6_FLAGS_ROUTER 0x80
#define ICMP6_FLAGS_SOLICITED 0x40
#define ICMP6_FLAGS_OVERRIDE 0x20
int icmp6_send_solicit ( struct net_device *netdev, struct in6_addr *src, struct in6_addr *dest );
#endif /* _GPXE_ICMP6_H */
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