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Differential D13715 Diff 38468 sys/netinet/ip_fastfwd.c

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sys/netinet/ip_fastfwd.c

Show First 20 Lines • Show All 226 Lines • ▼ Show 20 Lines#endif
/* /*
* Run through list of ipfilter hooks for input packets * Run through list of ipfilter hooks for input packets
*/ */
if (!PFIL_HOOKED(&V_inet_pfil_hook)) if (!PFIL_HOOKED(&V_inet_pfil_hook))
goto passin; goto passin;
if (pfil_run_hooks( if (pfil_run_hooks(
&V_inet_pfil_hook, &m, m->m_pkthdr.rcvif, PFIL_IN, NULL) || &V_inet_pfil_hook, &m, m->m_pkthdr.rcvif, PFIL_IN, 0, NULL) ||
m == NULL) m == NULL)
goto drop; goto drop;
M_ASSERTVALID(m); M_ASSERTVALID(m);
M_ASSERTPKTHDR(m); M_ASSERTPKTHDR(m);
ip = mtod(m, struct ip *); /* m may have changed by pfil hook */ ip = mtod(m, struct ip *); /* m may have changed by pfil hook */
dest.s_addr = ip->ip_dst.s_addr; dest.s_addr = ip->ip_dst.s_addr;
▲ Show 20 Lines • Show All 56 Lines • ▼ Show 20 Lines if (ip_findroute(&nh, dest, m) != 0)
return (NULL); /* icmp unreach already sent */ return (NULL); /* icmp unreach already sent */
/* /*
* Step 5: outgoing firewall packet processing * Step 5: outgoing firewall packet processing
*/ */
if (!PFIL_HOOKED(&V_inet_pfil_hook)) if (!PFIL_HOOKED(&V_inet_pfil_hook))
goto passout; goto passout;
if (pfil_run_hooks(&V_inet_pfil_hook, &m, nh.nh_ifp, PFIL_OUT, NULL) || if (pfil_run_hooks(&V_inet_pfil_hook, &m, nh.nh_ifp, PFIL_OUT, PFIL_FWD,
m == NULL) { NULL) || m == NULL) {
goto drop; goto drop;
} }
M_ASSERTVALID(m); M_ASSERTVALID(m);
M_ASSERTPKTHDR(m); M_ASSERTPKTHDR(m);
ip = mtod(m, struct ip *); ip = mtod(m, struct ip *);
dest.s_addr = ip->ip_dst.s_addr; dest.s_addr = ip->ip_dst.s_addr;
▲ Show 20 Lines • Show All 120 Lines • Show Last 20 Lines