src/sys/netinet/ip_input.c - diff

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version 1.93.2.5, 2001/02/11 19:17:14

version 1.125, 2000/12/25 02:00:47

Line 319 ip_init()

#ifdef PFIL_HOOKS

/* Register our Packet Filter hook. */

inet_pfil_hook.ph_type = PFIL_TYPE_AF;

inet_pfil_hook.ph_key = (void *)(u_long) AF_INET;

inet_pfil_hook.ph_af = AF_INET;

inet_pfil_hook.ph_dlt = DLT_RAW;

i = pfil_head_register(&inet_pfil_hook);

if (i != 0)

printf("ip_init: WARNING: unable to register pfil hook, "

Line 471 ip_input(struct mbuf *m)

* Note that filters must _never_ set this flag, as another filter

* in the list may have previously cleared it.

if (pfil_run_hooks(&inet_pfil_hook, &m, m->m_pkthdr.rcvif,

* let ipfilter look at packet on the wire,

PFIL_IN) != 0)

* not the decapsulated packet.

#ifdef IPSEC

if (!ipsec_gethist(m, NULL))

#else

if (1)

#endif

{

if (pfil_run_hooks(&inet_pfil_hook, &m, m->m_pkthdr.rcvif,

PFIL_IN) != 0)

return;

if (m == NULL)

return;

ip = mtod(m, struct ip *);

}

#endif /* PFIL_HOOKS */

#ifdef ALTQ

Line 1463 ip_forward(m, srcrt)

Line 1452 ip_forward(m, srcrt)

#ifdef IPSEC

/* Don't lookup socket in forwading case */

(void)ipsec_setsocket(m, NULL);

ipsec_setsocket(m, NULL);

#endif

error = ip_output(m, (struct mbuf *)0, &ipforward_rt,

(IP_FORWARDING | (ip_directedbcast ? IP_ALLOWBROADCAST : 0)), 0);