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Differential D1835 Diff 4072 head/sys/netinet6/nd6.c

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head/sys/netinet6/nd6.c

Show First 20 Lines • Show All 366 Lines • ▼ Show 20 Lines while (1) {
if (nd_opt == NULL) if (nd_opt == NULL)
goto skip1; goto skip1;
switch (nd_opt->nd_opt_type) { switch (nd_opt->nd_opt_type) {
case ND_OPT_SOURCE_LINKADDR: case ND_OPT_SOURCE_LINKADDR:
case ND_OPT_TARGET_LINKADDR: case ND_OPT_TARGET_LINKADDR:
case ND_OPT_MTU: case ND_OPT_MTU:
case ND_OPT_REDIRECTED_HEADER: case ND_OPT_REDIRECTED_HEADER:
case ND_OPT_NONCE:
if (ndopts->nd_opt_array[nd_opt->nd_opt_type]) { if (ndopts->nd_opt_array[nd_opt->nd_opt_type]) {
nd6log((LOG_INFO, nd6log((LOG_INFO,
"duplicated ND6 option found (type=%d)\n", "duplicated ND6 option found (type=%d)\n",
nd_opt->nd_opt_type)); nd_opt->nd_opt_type));
/* XXX bark? */ /* XXX bark? */
} else { } else {
ndopts->nd_opt_array[nd_opt->nd_opt_type] ndopts->nd_opt_array[nd_opt->nd_opt_type]
= nd_opt; = nd_opt;
▲ Show 20 Lines • Show All 138 Lines • ▼ Show 20 Linesnd6_llinfo_timer(void *arg)
} }
switch (ln->ln_state) { switch (ln->ln_state) {
case ND6_LLINFO_INCOMPLETE: case ND6_LLINFO_INCOMPLETE:
if (ln->la_asked < V_nd6_mmaxtries) { if (ln->la_asked < V_nd6_mmaxtries) {
ln->la_asked++; ln->la_asked++;
nd6_llinfo_settimer_locked(ln, (long)ndi->retrans * hz / 1000); nd6_llinfo_settimer_locked(ln, (long)ndi->retrans * hz / 1000);
LLE_WUNLOCK(ln); LLE_WUNLOCK(ln);
nd6_ns_output(ifp, NULL, dst, ln, 0); nd6_ns_output(ifp, NULL, dst, ln, NULL);
LLE_WLOCK(ln); LLE_WLOCK(ln);
} else { } else {
struct mbuf *m = ln->la_hold; struct mbuf *m = ln->la_hold;
if (m) { if (m) {
struct mbuf *m0; struct mbuf *m0;
/* /*
* assuming every packet in la_hold has the * assuming every packet in la_hold has the
Show All 30 Linesnd6_llinfo_timer(void *arg)
case ND6_LLINFO_DELAY: case ND6_LLINFO_DELAY:
if (ndi && (ndi->flags & ND6_IFF_PERFORMNUD) != 0) { if (ndi && (ndi->flags & ND6_IFF_PERFORMNUD) != 0) {
/* We need NUD */ /* We need NUD */
ln->la_asked = 1; ln->la_asked = 1;
ln->ln_state = ND6_LLINFO_PROBE; ln->ln_state = ND6_LLINFO_PROBE;
nd6_llinfo_settimer_locked(ln, (long)ndi->retrans * hz / 1000); nd6_llinfo_settimer_locked(ln, (long)ndi->retrans * hz / 1000);
LLE_WUNLOCK(ln); LLE_WUNLOCK(ln);
nd6_ns_output(ifp, dst, dst, ln, 0); nd6_ns_output(ifp, dst, dst, ln, NULL);
LLE_WLOCK(ln); LLE_WLOCK(ln);
} else { } else {
ln->ln_state = ND6_LLINFO_STALE; /* XXX */ ln->ln_state = ND6_LLINFO_STALE; /* XXX */
nd6_llinfo_settimer_locked(ln, (long)V_nd6_gctimer * hz); nd6_llinfo_settimer_locked(ln, (long)V_nd6_gctimer * hz);
} }
break; break;
case ND6_LLINFO_PROBE: case ND6_LLINFO_PROBE:
if (ln->la_asked < V_nd6_umaxtries) { if (ln->la_asked < V_nd6_umaxtries) {
ln->la_asked++; ln->la_asked++;
nd6_llinfo_settimer_locked(ln, (long)ndi->retrans * hz / 1000); nd6_llinfo_settimer_locked(ln, (long)ndi->retrans * hz / 1000);
LLE_WUNLOCK(ln); LLE_WUNLOCK(ln);
nd6_ns_output(ifp, dst, dst, ln, 0); nd6_ns_output(ifp, dst, dst, ln, NULL);
LLE_WLOCK(ln); LLE_WLOCK(ln);
} else { } else {
EVENTHANDLER_INVOKE(lle_event, ln, LLENTRY_EXPIRED); EVENTHANDLER_INVOKE(lle_event, ln, LLENTRY_EXPIRED);
(void)nd6_free(ln, 0); (void)nd6_free(ln, 0);
ln = NULL; ln = NULL;
} }
break; break;
default: default:
▲ Show 20 Lines • Show All 1,482 Lines • ▼ Show 20 Linesnd6_output_lle(struct ifnet *ifp, struct ifnet *origifp, struct mbuf *m,
* INCOMPLETE state, send the first solicitation. * INCOMPLETE state, send the first solicitation.
*/ */
if (!ND6_LLINFO_PERMANENT(lle) && lle->la_asked == 0) { if (!ND6_LLINFO_PERMANENT(lle) && lle->la_asked == 0) {
lle->la_asked++; lle->la_asked++;
nd6_llinfo_settimer_locked(lle, nd6_llinfo_settimer_locked(lle,
(long)ND_IFINFO(ifp)->retrans * hz / 1000); (long)ND_IFINFO(ifp)->retrans * hz / 1000);
LLE_WUNLOCK(lle); LLE_WUNLOCK(lle);
nd6_ns_output(ifp, NULL, &dst->sin6_addr, lle, 0); nd6_ns_output(ifp, NULL, &dst->sin6_addr, lle, NULL);
} else { } else {
/* We did the lookup so we need to do the unlock here. */ /* We did the lookup so we need to do the unlock here. */
LLE_WUNLOCK(lle); LLE_WUNLOCK(lle);
} }
return (0); return (0);
sendpkt: sendpkt:
▲ Show 20 Lines • Show All 314 Lines • Show Last 20 Lines