Differential D25325 Diff 73229 sys/netinet6/nd6_rtr.c

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sys/netinet6/nd6_rtr.c

Show First 20 Lines • Show All 1,343 Lines • ▼ Show 20 Lines	nd6_prelist_add(struct nd_prefixctl pr, struct nd_defrouter dr,
struct nd_prefix *new;		struct nd_prefix *new;
char ip6buf[INET6_ADDRSTRLEN];		char ip6buf[INET6_ADDRSTRLEN];
int error;		int error;

new = malloc(sizeof(*new), M_IP6NDP, M_NOWAIT \| M_ZERO);		new = malloc(sizeof(*new), M_IP6NDP, M_NOWAIT \| M_ZERO);
if (new == NULL)		if (new == NULL)
return (ENOMEM);		return (ENOMEM);
refcount_init(&new->ndpr_refcnt, newp != NULL ? 2 : 1);		refcount_init(&new->ndpr_refcnt, newp != NULL ? 2 : 1);
		new->ndpr_num_autoconf_addrs = 0;
		melifaroUnsubmitted Not Done Inline Actions Is this needed given `M_ZERO` above? melifaro: Is this needed given `M_ZERO` above?
new->ndpr_ifp = pr->ndpr_ifp;		new->ndpr_ifp = pr->ndpr_ifp;
new->ndpr_prefix = pr->ndpr_prefix;		new->ndpr_prefix = pr->ndpr_prefix;
new->ndpr_plen = pr->ndpr_plen;		new->ndpr_plen = pr->ndpr_plen;
new->ndpr_vltime = pr->ndpr_vltime;		new->ndpr_vltime = pr->ndpr_vltime;
new->ndpr_pltime = pr->ndpr_pltime;		new->ndpr_pltime = pr->ndpr_pltime;
new->ndpr_flags = pr->ndpr_flags;		new->ndpr_flags = pr->ndpr_flags;
if ((error = in6_init_prefix_ltimes(new)) != 0) {		if ((error = in6_init_prefix_ltimes(new)) != 0) {
free(new, M_IP6NDP);		free(new, M_IP6NDP);
▲ Show 20 Lines • Show All 376 Lines • ▼ Show 20 Lines	if (ifidlen + pr->ndpr_plen != 128) {
goto end;		goto end;
}		}

if ((ia6 = in6_ifadd(new, mcast)) != NULL) {		if ((ia6 = in6_ifadd(new, mcast)) != NULL) {
/*		/*
* note that we should use pr (not new) for reference.		* note that we should use pr (not new) for reference.
*/		*/
pr->ndpr_addrcnt++;		pr->ndpr_addrcnt++;
		if (ia6->ia6_flags & IN6_IFF_AUTOCONF)
		pr->ndpr_num_autoconf_addrs++;
ia6->ia6_ndpr = pr;		ia6->ia6_ndpr = pr;

/*		/*
* RFC 3041 3.3 (2).		* RFC 3041 3.3 (2).
* When a new public address is created as described		* When a new public address is created as described
* in RFC2462, also create a new temporary address.		* in RFC2462, also create a new temporary address.
*		*
* RFC 3041 3.5.		* RFC 3041 3.5.
▲ Show 20 Lines • Show All 621 Lines • ▼ Show 20 Lines	in6_tmpifadd(const struct in6_ifaddr *ia0, int forcegen, int delay)
if (newia == NULL) { /* XXX: can it happen? */		if (newia == NULL) { /* XXX: can it happen? */
nd6log((LOG_ERR,		nd6log((LOG_ERR,
"%s: ifa update succeeded, but we got no ifaddr\n",		"%s: ifa update succeeded, but we got no ifaddr\n",
__func__));		__func__));
return (EINVAL); /* XXX */		return (EINVAL); /* XXX */
}		}
newia->ia6_ndpr = ia0->ia6_ndpr;		newia->ia6_ndpr = ia0->ia6_ndpr;
newia->ia6_ndpr->ndpr_addrcnt++;		newia->ia6_ndpr->ndpr_addrcnt++;
		if (ifra.ifra_flags & IN6_IFF_AUTOCONF)
		markjUnsubmitted Not Done Inline Actions The if-statement condition is always true here. markj: The if-statement condition is always true here.
		newia->ia6_ndpr->ndpr_num_autoconf_addrs++;
ifa_free(&newia->ia_ifa);		ifa_free(&newia->ia_ifa);

/*		/*
* A newly added address might affect the status of other addresses.		* A newly added address might affect the status of other addresses.
* XXX: when the temporary address is generated with a new public		* XXX: when the temporary address is generated with a new public
* address, the onlink check is redundant. However, it would be safe		* address, the onlink check is redundant. However, it would be safe
* to do the check explicitly everywhere a new address is generated,		* to do the check explicitly everywhere a new address is generated,
* and, in fact, we surely need the check when we create a new		* and, in fact, we surely need the check when we create a new
▲ Show 20 Lines • Show All 213 Lines • Show Last 20 Lines