nd_router_advert
__CTASSERT(sizeof(struct nd_router_advert) == 16);
icmp6len < sizeof(struct nd_router_advert)))
IP6_EXTHDR_GET(nd_ra, struct nd_router_advert *, m, off,
struct nd_router_advert *nd_ra;
struct nd_router_advert *ra;
packlen = sizeof(struct nd_router_advert);
ra = (struct nd_router_advert *)buf;
ra_input(int len, struct nd_router_advert *ra,
len - sizeof(struct nd_router_advert),
static void ra_input(int, struct nd_router_advert *,
if ((size_t)i < sizeof(struct nd_router_advert)) {
ra_input(i, (struct nd_router_advert *)icp, pi, &rcvfrom);