/*
* IP initialization: fill in IP protocol switch table.
* All protocols not implemented in kernel go to raw IP protocol handler.
*/
void
ip_init(void)
{
const struct protosw *pr;
int i;
sysctl_net_inet_ip_setup(NULL);
pool_init(&inmulti_pool, sizeof(struct in_multi), 0, 0, 0, "inmltpl",
NULL, IPL_SOFTNET);
pr = pffindproto(PF_INET, IPPROTO_RAW, SOCK_RAW);
if (pr == 0)
panic("ip_init");
for (i = 0; i < IPPROTO_MAX; i++)
ip_protox[i] = pr - inetsw;
for (pr = inetdomain.dom_protosw;
pr < inetdomain.dom_protoswNPROTOSW; pr++)
if (pr->pr_domain->dom_family == PF_INET &&
pr->pr_protocol && pr->pr_protocol != IPPROTO_RAW)
ip_protox[pr->pr_protocol] = pr - inetsw;
ip_reass_init();
ip_ids = ip_id_init();
ip_id = time_second & 0xfffff;
ipintrq.ifq_maxlen = IFQ_MAXLEN;
TAILQ_INIT(&in_ifaddrhead);
in_ifaddrhashtbl = hashinit(IN_IFADDR_HASH_SIZE, HASH_LIST, true,
&in_ifaddrhash);
in_multihashtbl = hashinit(IN_IFADDR_HASH_SIZE, HASH_LIST, true,
&in_multihash);
ip_mtudisc_timeout_q = rt_timer_queue_create(ip_mtudisc_timeout);
#ifdef GATEWAY
ipflow_init(ip_hashsize);
#endif
/* Register our Packet Filter hook. */
inet_pfil_hook = pfil_head_create(PFIL_TYPE_AF, (void *)AF_INET);
KASSERT(inet_pfil_hook != NULL);
#ifdef MBUFTRACE
MOWNER_ATTACH(&ip_tx_mowner);
MOWNER_ATTACH(&ip_rx_mowner);
#endif /* MBUFTRACE */
ipstat_percpu = percpu_alloc(sizeof(uint64_t) * IP_NSTATS);
}
void
domain_attach(struct domain *dp)
{
const struct protosw *pr;
STAILQ_INSERT_TAIL(&domains, dp, dom_link);
if (dp->dom_family < __arraycount(domain_array))
domain_array[dp->dom_family] = dp;
if (dp->dom_init)
(*dp->dom_init)();
#ifdef MBUFTRACE
if (dp->dom_mowner.mo_name[0] == '\0') {
strncpy(dp->dom_mowner.mo_name, dp->dom_name,
sizeof(dp->dom_mowner.mo_name));
MOWNER_ATTACH(&dp->dom_mowner);
}
#endif
for (pr = dp->dom_protosw; pr < dp->dom_protoswNPROTOSW; pr++) {
if (pr->pr_init)
(*pr->pr_init)();
}
if (max_linkhdr < 16) /* XXX */
max_linkhdr = 16;
max_hdr = max_linkhdr + max_protohdr;
max_datalen = MHLEN - max_hdr;
}
void mpls_init(void)
{
#ifdef MBUFTRACE
MOWNER_ATTACH(&mpls_owner);
#endif
memset(&mplsintrq, 0, sizeof(mplsintrq));
mplsintrq.ifq_maxlen = 256;
sysctl_net_mpls_setup(NULL);
}
static int
loop_clone_create(struct if_clone *ifc, int unit)
{
struct ifnet *ifp;
ifp = if_alloc(IFT_LOOP);
if_initname(ifp, ifc->ifc_name, unit);
ifp->if_mtu = LOMTU;
ifp->if_flags = IFF_LOOPBACK | IFF_MULTICAST | IFF_RUNNING;
// ifp->if_ioctl = loioctl;
ifp->if_output = looutput;
#ifdef ALTQ
ifp->if_start = lostart;
#endif
ifp->if_type = IFT_LOOP;
ifp->if_hdrlen = 0;
ifp->if_addrlen = 0;
ifp->if_dlt = DLT_NULL;
IFQ_SET_READY(&ifp->if_snd);
if (unit == 0)
lo0ifp = ifp;
if_attach(ifp);
if_alloc_sadl(ifp);
#if NBPFILTER > 0
bpfattach(ifp, DLT_NULL, sizeof(u_int));
#endif
#ifdef MBUFTRACE
ifp->if_mowner = malloc(sizeof(struct mowner));
strlcpy(ifp->if_mowner->mo_name, ifp->if_xname,
sizeof(ifp->if_mowner->mo_name));
MOWNER_ATTACH(ifp->if_mowner);
#endif
return (0);
}
static int
loop_clone_create(struct if_clone *ifc, int unit)
{
struct ifnet *ifp;
#ifdef T2EX
int error;
#endif
ifp = if_alloc(IFT_LOOP);
#ifdef T2EX
if ( ifp == NULL ) {
error = ENOMEM;
goto err_ret0;
}
#endif
if_initname(ifp, ifc->ifc_name, unit);
ifp->if_mtu = LOMTU;
ifp->if_flags = IFF_LOOPBACK | IFF_MULTICAST | IFF_RUNNING;
ifp->if_ioctl = loioctl;
ifp->if_output = looutput;
#ifdef ALTQ
ifp->if_start = lostart;
#endif
ifp->if_type = IFT_LOOP;
ifp->if_hdrlen = 0;
ifp->if_addrlen = 0;
ifp->if_dlt = DLT_NULL;
IFQ_SET_READY(&ifp->if_snd);
if (unit == 0)
lo0ifp = ifp;
#ifndef T2EX
if_attach(ifp);
if_alloc_sadl(ifp);
#else
error = if_attach(ifp);
if ( error != 0 ) {
goto err_ret1;
}
error = if_alloc_sadl(ifp);
if ( error != 0 ) {
goto err_ret2;
}
#endif
#if NBPFILTER > 0
#ifndef T2EX
bpfattach(ifp, DLT_NULL, sizeof(u_int));
#else
error = bpfattach(ifp, DLT_NULL, sizeof(u_int));
if ( error != 0 ) {
goto err_ret3;
}
#endif
#endif
#ifdef MBUFTRACE
ifp->if_mowner = malloc(sizeof(struct mowner), M_DEVBUF,
M_WAITOK | M_ZERO);
#ifdef T2EX
if ( ifp->if_mowner == NULL ) {
error = ENOMEM;
goto err_ret4;
}
#endif
strlcpy(ifp->if_mowner->mo_name, ifp->if_xname,
sizeof(ifp->if_mowner->mo_name));
#ifndef T2EX
MOWNER_ATTACH(ifp->if_mowner);
#else
error = MOWNER_ATTACH(ifp->if_mowner);
if ( error != 0 ) {
goto err_ret5;
}
#endif
#endif
return (0);
#ifdef T2EX
#ifdef MBUFTRACE
err_ret5:
free(ifp->if_mowner, M_DEVBUF);
err_ret4:
bpfdetach(ifp);
#endif
#if NBPFILTER > 0
err_ret3:
if_free_sadl(ifp);
#endif
err_ret2:
if_detach(ifp);
err_ret1:
if_free(ifp);
err_ret0:
return error;
#endif
}
void
domaininit()
{
struct domain *dp;
struct protosw *pr;
#undef unix
/*
* KAME NOTE: ADDDOMAIN(route) is moved to the last part so that
* it will be initialized as the *first* element. confusing!
*/
#ifndef lint
ADDDOMAIN(unix);
#ifdef INET
ADDDOMAIN(inet);
#endif
#ifdef INET6
ADDDOMAIN(inet6);
#endif
#ifdef NS
ADDDOMAIN(ns);
#endif
#ifdef ISO
ADDDOMAIN(iso);
#endif
#ifdef CCITT
ADDDOMAIN(ccitt);
#endif
#ifdef NATM
ADDDOMAIN(natm);
#endif
#ifdef NETATALK
ADDDOMAIN(atalk);
#endif
#if defined(IPSEC) || defined(FAST_IPSEC)
ADDDOMAIN(key);
#endif
#ifdef MIP6
ADDDOMAIN(mip);
#endif
#ifdef INET
#if NARP > 0
ADDDOMAIN(arp);
#endif
#endif
ADDDOMAIN(route);
#endif /* ! lint */
for (dp = domains; dp; dp = dp->dom_next) {
if (dp->dom_init)
(*dp->dom_init)();
#ifdef MBUFTRACE
if (dp->dom_mowner.mo_name[0] == '\0') {
strncpy(dp->dom_mowner.mo_name, dp->dom_name,
sizeof(dp->dom_mowner.mo_name));
MOWNER_ATTACH(&dp->dom_mowner);
}
#endif
for (pr = dp->dom_protosw; pr < dp->dom_protoswNPROTOSW; pr++)
if (pr->pr_init)
(*pr->pr_init)();
}
if (max_linkhdr < 16) /* XXX */
max_linkhdr = 16;
max_hdr = max_linkhdr + max_protohdr;
max_datalen = MHLEN - max_hdr;
callout_init(&pffasttimo_ch);
callout_init(&pfslowtimo_ch);
callout_reset(&pffasttimo_ch, 1, pffasttimo, NULL);
callout_reset(&pfslowtimo_ch, 1, pfslowtimo, NULL);
}
