Function in6_prepare_ifra

freebsd/netinet6/in6.c:901–917

* Fill in basic IPv6 address request info. */

 * Fill in basic IPv6 address request info.
 */
void
in6_prepare_ifra(struct in6_aliasreq *ifra, const struct in6_addr *addr,
    const struct in6_addr *mask)
{

	memset(ifra, 0, sizeof(struct in6_aliasreq));

	ifra->ifra_addr.sin6_family = AF_INET6;
	ifra->ifra_addr.sin6_len = sizeof(struct sockaddr_in6);
	if (addr != NULL)
		ifra->ifra_addr.sin6_addr = *addr;

	ifra->ifra_prefixmask.sin6_family = AF_INET6;
	ifra->ifra_prefixmask.sin6_len = sizeof(struct sockaddr_in6);
	if (mask != NULL)
		ifra->ifra_prefixmask.sin6_addr = *mask;
}

static int
in6_validate_ifra(struct ifnet *ifp, struct in6_aliasreq *ifra,