| version 1.273, 2008/08/20 18:35:20 |
version 1.274, 2008/09/05 13:39:12 |
| Line 1967 ip_forward(struct mbuf *m, int srcrt) |
|
| Line 1967 ip_forward(struct mbuf *m, int srcrt) |
|
| type = ICMP_UNREACH; |
type = ICMP_UNREACH; |
| code = ICMP_UNREACH_NEEDFRAG; |
code = ICMP_UNREACH_NEEDFRAG; |
| |
|
| if ((rt = rtcache_validate(&ipforward_rt)) != NULL) { |
if ((rt = rtcache_validate(&ipforward_rt)) != NULL) |
| |
destmtu = rt->rt_ifp->if_mtu; |
| |
|
| #if defined(IPSEC) || defined(FAST_IPSEC) |
#if defined(IPSEC) || defined(FAST_IPSEC) |
| |
{ |
| /* |
/* |
| * If the packet is routed over IPsec tunnel, tell the |
* If the packet is routed over IPsec tunnel, tell the |
| * originator the tunnel MTU. |
* originator the tunnel MTU. |
| Line 1985 ip_forward(struct mbuf *m, int srcrt) |
|
| Line 1987 ip_forward(struct mbuf *m, int srcrt) |
|
| sp = ipsec4_getpolicybyaddr(mcopy, |
sp = ipsec4_getpolicybyaddr(mcopy, |
| IPSEC_DIR_OUTBOUND, IP_FORWARDING, |
IPSEC_DIR_OUTBOUND, IP_FORWARDING, |
| &ipsecerror); |
&ipsecerror); |
| #endif |
|
| |
|
| destmtu = rt->rt_ifp->if_mtu; |
|
| #if defined(IPSEC) || defined(FAST_IPSEC) |
|
| if (sp != NULL) { |
if (sp != NULL) { |
| /* count IPsec header size */ |
/* count IPsec header size */ |
| ipsechdr = ipsec4_hdrsiz(mcopy, |
ipsechdr = ipsec4_hdrsiz(mcopy, |
| Line 2003 ip_forward(struct mbuf *m, int srcrt) |
|
| Line 2002 ip_forward(struct mbuf *m, int srcrt) |
|
| && sp->req->sav != NULL |
&& sp->req->sav != NULL |
| && sp->req->sav->sah != NULL) { |
&& sp->req->sav->sah != NULL) { |
| ro = &sp->req->sav->sah->sa_route; |
ro = &sp->req->sav->sah->sa_route; |
| |
rt = rtcache_validate(ro); |
| if (rt && rt->rt_ifp) { |
if (rt && rt->rt_ifp) { |
| destmtu = |
destmtu = |
| rt->rt_rmx.rmx_mtu ? |
rt->rt_rmx.rmx_mtu ? |
| Line 2018 ip_forward(struct mbuf *m, int srcrt) |
|
| Line 2018 ip_forward(struct mbuf *m, int srcrt) |
|
| KEY_FREESP(&sp); |
KEY_FREESP(&sp); |
| #endif |
#endif |
| } |
} |
| #endif /*defined(IPSEC) || defined(FAST_IPSEC)*/ |
|
| } |
} |
| |
#endif /*defined(IPSEC) || defined(FAST_IPSEC)*/ |
| IP_STATINC(IP_STAT_CANTFRAG); |
IP_STATINC(IP_STAT_CANTFRAG); |
| break; |
break; |
| |
|