Function nd6_lookup

freebsd/netinet6/nd6.c:1195–1211

* the caller acquires and releases the lock on the lltbls * Returns the llentry locked */

 * Returns the llentry locked
 */
struct llentry *
nd6_lookup(const struct in6_addr *addr6, int flags, struct ifnet *ifp)
{
	struct sockaddr_in6 sin6;
	struct llentry *ln;

	bzero(&sin6, sizeof(sin6));
	sin6.sin6_len = sizeof(struct sockaddr_in6);
	sin6.sin6_family = AF_INET6;
	sin6.sin6_addr = *addr6;

	IF_AFDATA_LOCK_ASSERT(ifp);

	ln = lla_lookup(LLTABLE6(ifp), flags, (struct sockaddr *)&sin6);

	return (ln);
}

static struct llentry *
nd6_alloc(const struct in6_addr *addr6, int flags, struct ifnet *ifp)