version 1.133.2.1, 2012/02/18 07:35:42 |
version 1.149.4.9, 2016/12/05 10:55:28 |
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#include <sys/cdefs.h> |
#include <sys/cdefs.h> |
__KERNEL_RCSID(0, "$NetBSD$"); |
__KERNEL_RCSID(0, "$NetBSD$"); |
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#ifdef _KERNEL_OPT |
#include "opt_gateway.h" |
#include "opt_gateway.h" |
#include "opt_inet.h" |
#include "opt_inet.h" |
#include "opt_inet6.h" |
#include "opt_inet6.h" |
#include "opt_ipsec.h" |
#include "opt_ipsec.h" |
#include "opt_pfil_hooks.h" |
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#include "opt_compat_netbsd.h" |
#include "opt_compat_netbsd.h" |
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#include "opt_net_mpsafe.h" |
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#endif |
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#include <sys/param.h> |
#include <sys/param.h> |
#include <sys/systm.h> |
#include <sys/systm.h> |
Line 86 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 88 __KERNEL_RCSID(0, "$NetBSD$"); |
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#include <sys/proc.h> |
#include <sys/proc.h> |
#include <sys/sysctl.h> |
#include <sys/sysctl.h> |
#include <sys/cprng.h> |
#include <sys/cprng.h> |
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#include <sys/percpu.h> |
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#include <net/if.h> |
#include <net/if.h> |
#include <net/if_types.h> |
#include <net/if_types.h> |
#include <net/if_dl.h> |
#include <net/if_dl.h> |
#include <net/route.h> |
#include <net/route.h> |
#include <net/netisr.h> |
#include <net/pktqueue.h> |
#ifdef PFIL_HOOKS |
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#include <net/pfil.h> |
#include <net/pfil.h> |
#endif |
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#include <netinet/in.h> |
#include <netinet/in.h> |
#include <netinet/in_systm.h> |
#include <netinet/in_systm.h> |
#ifdef INET |
#ifdef INET |
#include <netinet/ip.h> |
#include <netinet/ip.h> |
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#include <netinet/ip_var.h> |
#include <netinet/ip_icmp.h> |
#include <netinet/ip_icmp.h> |
#endif /* INET */ |
#endif /* INET */ |
#include <netinet/ip6.h> |
#include <netinet/ip6.h> |
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#include <netinet/portalgo.h> |
#include <netinet6/in6_var.h> |
#include <netinet6/in6_var.h> |
#include <netinet6/ip6_var.h> |
#include <netinet6/ip6_var.h> |
#include <netinet6/ip6_private.h> |
#include <netinet6/ip6_private.h> |
Line 112 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 115 __KERNEL_RCSID(0, "$NetBSD$"); |
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#include <netinet6/in6_ifattach.h> |
#include <netinet6/in6_ifattach.h> |
#include <netinet6/nd6.h> |
#include <netinet6/nd6.h> |
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#ifdef KAME_IPSEC |
#ifdef IPSEC |
#include <netinet6/ipsec.h> |
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#include <netinet6/ipsec_private.h> |
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#endif |
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#ifdef FAST_IPSEC |
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#include <netipsec/ipsec.h> |
#include <netipsec/ipsec.h> |
#include <netipsec/ipsec6.h> |
#include <netipsec/ipsec6.h> |
#include <netipsec/key.h> |
#include <netipsec/key.h> |
#endif /* FAST_IPSEC */ |
#endif /* IPSEC */ |
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#ifdef COMPAT_50 |
#ifdef COMPAT_50 |
#include <compat/sys/time.h> |
#include <compat/sys/time.h> |
Line 131 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 129 __KERNEL_RCSID(0, "$NetBSD$"); |
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#include <netinet6/ip6protosw.h> |
#include <netinet6/ip6protosw.h> |
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#include "faith.h" |
#include "faith.h" |
#include "gif.h" |
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#if NGIF > 0 |
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#include <netinet6/in6_gif.h> |
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#endif |
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#include <net/net_osdep.h> |
#include <net/net_osdep.h> |
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extern struct domain inet6domain; |
extern struct domain inet6domain; |
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u_char ip6_protox[IPPROTO_MAX]; |
u_char ip6_protox[IPPROTO_MAX]; |
static int ip6qmaxlen = IFQ_MAXLEN; |
pktqueue_t *ip6_pktq __read_mostly; |
struct in6_ifaddr *in6_ifaddr; |
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struct ifqueue ip6intrq; |
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extern callout_t in6_tmpaddrtimer_ch; |
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int ip6_forward_srcrt; /* XXX */ |
int ip6_forward_srcrt; /* XXX */ |
int ip6_sourcecheck; /* XXX */ |
int ip6_sourcecheck; /* XXX */ |
int ip6_sourcecheck_interval; /* XXX */ |
int ip6_sourcecheck_interval; /* XXX */ |
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#ifdef PFIL_HOOKS |
pfil_head_t *inet6_pfil_hook; |
struct pfil_head inet6_pfil_hook; |
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#endif |
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percpu_t *ip6stat_percpu; |
percpu_t *ip6stat_percpu; |
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static void ip6_init2(void *); |
percpu_t *ip6_forward_rt_percpu __cacheline_aligned; |
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static void ip6_init2(void); |
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static void ip6intr(void *); |
static struct m_tag *ip6_setdstifaddr(struct mbuf *, const struct in6_ifaddr *); |
static struct m_tag *ip6_setdstifaddr(struct mbuf *, const struct in6_ifaddr *); |
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static int ip6_process_hopopts(struct mbuf *, u_int8_t *, int, u_int32_t *, |
static int ip6_process_hopopts(struct mbuf *, u_int8_t *, int, u_int32_t *, |
Line 166 static int ip6_process_hopopts(struct mb |
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Line 156 static int ip6_process_hopopts(struct mb |
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static struct mbuf *ip6_pullexthdr(struct mbuf *, size_t, int); |
static struct mbuf *ip6_pullexthdr(struct mbuf *, size_t, int); |
static void sysctl_net_inet6_ip6_setup(struct sysctllog **); |
static void sysctl_net_inet6_ip6_setup(struct sysctllog **); |
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#ifdef NET_MPSAFE |
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#define SOFTNET_LOCK() mutex_enter(softnet_lock) |
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#define SOFTNET_UNLOCK() mutex_exit(softnet_lock) |
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#else |
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#define SOFTNET_LOCK() KASSERT(mutex_owned(softnet_lock)) |
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#define SOFTNET_UNLOCK() KASSERT(mutex_owned(softnet_lock)) |
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#endif |
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/* |
/* |
* IP6 initialization: fill in IP6 protocol switch table. |
* IP6 initialization: fill in IP6 protocol switch table. |
* All protocols not implemented in kernel go to raw IP6 protocol handler. |
* All protocols not implemented in kernel go to raw IP6 protocol handler. |
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const struct ip6protosw *pr; |
const struct ip6protosw *pr; |
int i; |
int i; |
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in6_init(); |
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sysctl_net_inet6_ip6_setup(NULL); |
sysctl_net_inet6_ip6_setup(NULL); |
pr = (const struct ip6protosw *)pffindproto(PF_INET6, IPPROTO_RAW, SOCK_RAW); |
pr = (const struct ip6protosw *)pffindproto(PF_INET6, IPPROTO_RAW, SOCK_RAW); |
if (pr == 0) |
if (pr == 0) |
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if (pr->pr_domain->dom_family == PF_INET6 && |
if (pr->pr_domain->dom_family == PF_INET6 && |
pr->pr_protocol && pr->pr_protocol != IPPROTO_RAW) |
pr->pr_protocol && pr->pr_protocol != IPPROTO_RAW) |
ip6_protox[pr->pr_protocol] = pr - inet6sw; |
ip6_protox[pr->pr_protocol] = pr - inet6sw; |
ip6intrq.ifq_maxlen = ip6qmaxlen; |
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ip6_pktq = pktq_create(IFQ_MAXLEN, ip6intr, NULL); |
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KASSERT(ip6_pktq != NULL); |
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scope6_init(); |
scope6_init(); |
addrsel_policy_init(); |
addrsel_policy_init(); |
nd6_init(); |
nd6_init(); |
frag6_init(); |
frag6_init(); |
ip6_desync_factor = cprng_fast32() % MAX_TEMP_DESYNC_FACTOR; |
ip6_desync_factor = cprng_fast32() % MAX_TEMP_DESYNC_FACTOR; |
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ip6_init2(NULL); |
ip6_init2(); |
#ifdef GATEWAY |
#ifdef GATEWAY |
ip6flow_init(ip6_hashsize); |
ip6flow_init(ip6_hashsize); |
#endif |
#endif |
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#ifdef PFIL_HOOKS |
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/* Register our Packet Filter hook. */ |
/* Register our Packet Filter hook. */ |
inet6_pfil_hook.ph_type = PFIL_TYPE_AF; |
inet6_pfil_hook = pfil_head_create(PFIL_TYPE_AF, (void *)AF_INET6); |
inet6_pfil_hook.ph_af = AF_INET6; |
KASSERT(inet6_pfil_hook != NULL); |
i = pfil_head_register(&inet6_pfil_hook); |
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if (i != 0) |
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printf("ip6_init: WARNING: unable to register pfil hook, " |
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"error %d\n", i); |
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#endif /* PFIL_HOOKS */ |
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ip6stat_percpu = percpu_alloc(sizeof(uint64_t) * IP6_NSTATS); |
ip6stat_percpu = percpu_alloc(sizeof(uint64_t) * IP6_NSTATS); |
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ip6_forward_rt_percpu = percpu_alloc(sizeof(struct route)); |
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if (ip6_forward_rt_percpu == NULL) |
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panic("failed to alllocate ip6_forward_rt_percpu"); |
} |
} |
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static void |
static void |
ip6_init2(void *dummy) |
ip6_init2(void) |
{ |
{ |
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/* nd6_timer_init */ |
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callout_init(&nd6_timer_ch, CALLOUT_MPSAFE); |
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callout_reset(&nd6_timer_ch, hz, nd6_timer, NULL); |
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/* timer for regeneranation of temporary addresses randomize ID */ |
/* timer for regeneranation of temporary addresses randomize ID */ |
callout_init(&in6_tmpaddrtimer_ch, CALLOUT_MPSAFE); |
callout_init(&in6_tmpaddrtimer_ch, CALLOUT_MPSAFE); |
callout_reset(&in6_tmpaddrtimer_ch, |
callout_reset(&in6_tmpaddrtimer_ch, |
Line 231 ip6_init2(void *dummy) |
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Line 227 ip6_init2(void *dummy) |
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/* |
/* |
* IP6 input interrupt handling. Just pass the packet to ip6_input. |
* IP6 input interrupt handling. Just pass the packet to ip6_input. |
*/ |
*/ |
void |
static void |
ip6intr(void) |
ip6intr(void *arg __unused) |
{ |
{ |
int s; |
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struct mbuf *m; |
struct mbuf *m; |
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#ifndef NET_MPSAFE |
mutex_enter(softnet_lock); |
mutex_enter(softnet_lock); |
KERNEL_LOCK(1, NULL); |
#endif |
for (;;) { |
while ((m = pktq_dequeue(ip6_pktq)) != NULL) { |
s = splnet(); |
struct psref psref; |
IF_DEQUEUE(&ip6intrq, m); |
struct ifnet *rcvif = m_get_rcvif_psref(m, &psref); |
splx(s); |
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if (m == 0) |
if (rcvif == NULL) { |
break; |
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/* drop the packet if IPv6 operation is disabled on the IF */ |
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if ((ND_IFINFO(m->m_pkthdr.rcvif)->flags & ND6_IFF_IFDISABLED)) { |
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m_freem(m); |
m_freem(m); |
break; |
continue; |
} |
} |
ip6_input(m); |
/* |
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* Drop the packet if IPv6 is disabled on the interface. |
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*/ |
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if ((ND_IFINFO(rcvif)->flags & ND6_IFF_IFDISABLED)) { |
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m_put_rcvif_psref(rcvif, &psref); |
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m_freem(m); |
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continue; |
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} |
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ip6_input(m, rcvif); |
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m_put_rcvif_psref(rcvif, &psref); |
} |
} |
KERNEL_UNLOCK_ONE(NULL); |
#ifndef NET_MPSAFE |
mutex_exit(softnet_lock); |
mutex_exit(softnet_lock); |
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#endif |
} |
} |
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extern struct route ip6_forward_rt; |
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void |
void |
ip6_input(struct mbuf *m) |
ip6_input(struct mbuf *m, struct ifnet *rcvif) |
{ |
{ |
struct ip6_hdr *ip6; |
struct ip6_hdr *ip6; |
int hit, off = sizeof(struct ip6_hdr), nest; |
int hit, off = sizeof(struct ip6_hdr), nest; |
Line 273 ip6_input(struct mbuf *m) |
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Line 274 ip6_input(struct mbuf *m) |
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struct sockaddr dst; |
struct sockaddr dst; |
struct sockaddr_in6 dst6; |
struct sockaddr_in6 dst6; |
} u; |
} u; |
#ifdef FAST_IPSEC |
struct route *ro; |
struct m_tag *mtag; |
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struct tdb_ident *tdbi; |
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struct secpolicy *sp; |
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int s, error; |
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#endif |
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#ifdef KAME_IPSEC |
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/* |
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* should the inner packet be considered authentic? |
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* see comment in ah4_input(). |
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*/ |
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m->m_flags &= ~M_AUTHIPHDR; |
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m->m_flags &= ~M_AUTHIPDGM; |
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#endif |
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/* |
/* |
* make sure we don't have onion peering information into m_tag. |
* make sure we don't have onion peering information into m_tag. |
Line 305 ip6_input(struct mbuf *m) |
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Line 292 ip6_input(struct mbuf *m) |
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} else { |
} else { |
#define M2MMAX 32 |
#define M2MMAX 32 |
if (m->m_next) { |
if (m->m_next) { |
if (m->m_flags & M_LOOP) { |
if (m->m_flags & M_LOOP) |
/*XXX*/ IP6_STATINC(IP6_STAT_M2M + lo0ifp->if_index); |
/*XXX*/ IP6_STATINC(IP6_STAT_M2M + lo0ifp->if_index); |
} else if (m->m_pkthdr.rcvif->if_index < M2MMAX) { |
else if (rcvif->if_index < M2MMAX) |
IP6_STATINC(IP6_STAT_M2M + |
IP6_STATINC(IP6_STAT_M2M + rcvif->if_index); |
m->m_pkthdr.rcvif->if_index); |
else |
} else |
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IP6_STATINC(IP6_STAT_M2M); |
IP6_STATINC(IP6_STAT_M2M); |
} else |
} else |
IP6_STATINC(IP6_STAT_M1); |
IP6_STATINC(IP6_STAT_M1); |
#undef M2MMAX |
#undef M2MMAX |
} |
} |
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in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_receive); |
in6_ifstat_inc(rcvif, ifs6_in_receive); |
IP6_STATINC(IP6_STAT_TOTAL); |
IP6_STATINC(IP6_STAT_TOTAL); |
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/* |
/* |
Line 327 ip6_input(struct mbuf *m) |
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Line 313 ip6_input(struct mbuf *m) |
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* IPv6 header is in the first mbuf of the chain. |
* IPv6 header is in the first mbuf of the chain. |
*/ |
*/ |
if (IP6_HDR_ALIGNED_P(mtod(m, void *)) == 0) { |
if (IP6_HDR_ALIGNED_P(mtod(m, void *)) == 0) { |
struct ifnet *inifp = m->m_pkthdr.rcvif; |
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if ((m = m_copyup(m, sizeof(struct ip6_hdr), |
if ((m = m_copyup(m, sizeof(struct ip6_hdr), |
(max_linkhdr + 3) & ~3)) == NULL) { |
(max_linkhdr + 3) & ~3)) == NULL) { |
/* XXXJRT new stat, please */ |
/* XXXJRT new stat, please */ |
IP6_STATINC(IP6_STAT_TOOSMALL); |
IP6_STATINC(IP6_STAT_TOOSMALL); |
in6_ifstat_inc(inifp, ifs6_in_hdrerr); |
in6_ifstat_inc(rcvif, ifs6_in_hdrerr); |
return; |
return; |
} |
} |
} else if (__predict_false(m->m_len < sizeof(struct ip6_hdr))) { |
} else if (__predict_false(m->m_len < sizeof(struct ip6_hdr))) { |
struct ifnet *inifp = m->m_pkthdr.rcvif; |
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if ((m = m_pullup(m, sizeof(struct ip6_hdr))) == NULL) { |
if ((m = m_pullup(m, sizeof(struct ip6_hdr))) == NULL) { |
IP6_STATINC(IP6_STAT_TOOSMALL); |
IP6_STATINC(IP6_STAT_TOOSMALL); |
in6_ifstat_inc(inifp, ifs6_in_hdrerr); |
in6_ifstat_inc(rcvif, ifs6_in_hdrerr); |
return; |
return; |
} |
} |
} |
} |
Line 348 ip6_input(struct mbuf *m) |
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Line 332 ip6_input(struct mbuf *m) |
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if ((ip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) { |
if ((ip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) { |
IP6_STATINC(IP6_STAT_BADVERS); |
IP6_STATINC(IP6_STAT_BADVERS); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
in6_ifstat_inc(rcvif, ifs6_in_hdrerr); |
goto bad; |
goto bad; |
} |
} |
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#if defined(KAME_IPSEC) |
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/* IPv6 fast forwarding is not compatible with IPsec. */ |
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m->m_flags &= ~M_CANFASTFWD; |
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#else |
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/* |
/* |
* Assume that we can create a fast-forward IP flow entry |
* Assume that we can create a fast-forward IP flow entry |
* based on this packet. |
* based on this packet. |
*/ |
*/ |
m->m_flags |= M_CANFASTFWD; |
m->m_flags |= M_CANFASTFWD; |
#endif |
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#ifdef PFIL_HOOKS |
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/* |
/* |
* Run through list of hooks for input packets. If there are any |
* Run through list of hooks for input packets. If there are any |
* filters which require that additional packets in the flow are |
* filters which require that additional packets in the flow are |
Line 375 ip6_input(struct mbuf *m) |
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Line 353 ip6_input(struct mbuf *m) |
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* let ipfilter look at packet on the wire, |
* let ipfilter look at packet on the wire, |
* not the decapsulated packet. |
* not the decapsulated packet. |
*/ |
*/ |
#ifdef KAME_IPSEC |
#if defined(IPSEC) |
if (!ipsec_getnhist(m)) |
if (!ipsec_used || !ipsec_indone(m)) |
#elif defined(FAST_IPSEC) |
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if (!ipsec_indone(m)) |
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#else |
#else |
if (1) |
if (1) |
#endif |
#endif |
Line 386 ip6_input(struct mbuf *m) |
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Line 362 ip6_input(struct mbuf *m) |
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struct in6_addr odst; |
struct in6_addr odst; |
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odst = ip6->ip6_dst; |
odst = ip6->ip6_dst; |
if (pfil_run_hooks(&inet6_pfil_hook, &m, m->m_pkthdr.rcvif, |
if (pfil_run_hooks(inet6_pfil_hook, &m, rcvif, PFIL_IN) != 0) |
PFIL_IN) != 0) |
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return; |
return; |
if (m == NULL) |
if (m == NULL) |
return; |
return; |
ip6 = mtod(m, struct ip6_hdr *); |
ip6 = mtod(m, struct ip6_hdr *); |
srcrt = !IN6_ARE_ADDR_EQUAL(&odst, &ip6->ip6_dst); |
srcrt = !IN6_ARE_ADDR_EQUAL(&odst, &ip6->ip6_dst); |
} |
} |
#endif /* PFIL_HOOKS */ |
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IP6_STATINC(IP6_STAT_NXTHIST + ip6->ip6_nxt); |
IP6_STATINC(IP6_STAT_NXTHIST + ip6->ip6_nxt); |
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#ifdef ALTQ |
#ifdef ALTQ |
if (altq_input != NULL && (*altq_input)(m, AF_INET6) == 0) { |
if (altq_input != NULL) { |
/* packet is dropped by traffic conditioner */ |
SOFTNET_LOCK(); |
return; |
if ((*altq_input)(m, AF_INET6) == 0) { |
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SOFTNET_UNLOCK(); |
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/* packet is dropped by traffic conditioner */ |
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return; |
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} |
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SOFTNET_UNLOCK(); |
} |
} |
#endif |
#endif |
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Line 414 ip6_input(struct mbuf *m) |
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Line 393 ip6_input(struct mbuf *m) |
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* XXX: "badscope" is not very suitable for a multicast source. |
* XXX: "badscope" is not very suitable for a multicast source. |
*/ |
*/ |
IP6_STATINC(IP6_STAT_BADSCOPE); |
IP6_STATINC(IP6_STAT_BADSCOPE); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(rcvif, ifs6_in_addrerr); |
goto bad; |
goto bad; |
} |
} |
/* |
/* |
Line 432 ip6_input(struct mbuf *m) |
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Line 411 ip6_input(struct mbuf *m) |
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if (IN6_IS_ADDR_V4MAPPED(&ip6->ip6_src) || |
if (IN6_IS_ADDR_V4MAPPED(&ip6->ip6_src) || |
IN6_IS_ADDR_V4MAPPED(&ip6->ip6_dst)) { |
IN6_IS_ADDR_V4MAPPED(&ip6->ip6_dst)) { |
IP6_STATINC(IP6_STAT_BADSCOPE); |
IP6_STATINC(IP6_STAT_BADSCOPE); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(rcvif, ifs6_in_addrerr); |
goto bad; |
goto bad; |
} |
} |
#if 0 |
#if 0 |
Line 446 ip6_input(struct mbuf *m) |
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Line 425 ip6_input(struct mbuf *m) |
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if (IN6_IS_ADDR_V4COMPAT(&ip6->ip6_src) || |
if (IN6_IS_ADDR_V4COMPAT(&ip6->ip6_src) || |
IN6_IS_ADDR_V4COMPAT(&ip6->ip6_dst)) { |
IN6_IS_ADDR_V4COMPAT(&ip6->ip6_dst)) { |
IP6_STATINC(IP6_STAT_BADSCOPE); |
IP6_STATINC(IP6_STAT_BADSCOPE); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(rcvif, ifs6_in_addrerr); |
goto bad; |
goto bad; |
} |
} |
#endif |
#endif |
Line 459 ip6_input(struct mbuf *m) |
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Line 438 ip6_input(struct mbuf *m) |
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* to the usage conflict. |
* to the usage conflict. |
* in6_setscope() then also checks and rejects the cases where src or |
* in6_setscope() then also checks and rejects the cases where src or |
* dst are the loopback address and the receiving interface |
* dst are the loopback address and the receiving interface |
* is not loopback. |
* is not loopback. |
*/ |
*/ |
if (__predict_false( |
if (__predict_false( |
m_makewritable(&m, 0, sizeof(struct ip6_hdr), M_DONTWAIT))) |
m_makewritable(&m, 0, sizeof(struct ip6_hdr), M_DONTWAIT))) |
Line 469 ip6_input(struct mbuf *m) |
|
Line 448 ip6_input(struct mbuf *m) |
|
IP6_STATINC(IP6_STAT_BADSCOPE); /* XXX */ |
IP6_STATINC(IP6_STAT_BADSCOPE); /* XXX */ |
goto bad; |
goto bad; |
} |
} |
if (in6_setscope(&ip6->ip6_src, m->m_pkthdr.rcvif, NULL) || |
if (in6_setscope(&ip6->ip6_src, rcvif, NULL) || |
in6_setscope(&ip6->ip6_dst, m->m_pkthdr.rcvif, NULL)) { |
in6_setscope(&ip6->ip6_dst, rcvif, NULL)) { |
IP6_STATINC(IP6_STAT_BADSCOPE); |
IP6_STATINC(IP6_STAT_BADSCOPE); |
goto bad; |
goto bad; |
} |
} |
Line 481 ip6_input(struct mbuf *m) |
|
Line 460 ip6_input(struct mbuf *m) |
|
if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_dst)) { |
if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_dst)) { |
struct in6_multi *in6m = 0; |
struct in6_multi *in6m = 0; |
|
|
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_mcast); |
in6_ifstat_inc(rcvif, ifs6_in_mcast); |
/* |
/* |
* See if we belong to the destination multicast group on the |
* See if we belong to the destination multicast group on the |
* arrival interface. |
* arrival interface. |
*/ |
*/ |
IN6_LOOKUP_MULTI(ip6->ip6_dst, m->m_pkthdr.rcvif, in6m); |
IN6_LOOKUP_MULTI(ip6->ip6_dst, rcvif, in6m); |
if (in6m) |
if (in6m) |
ours = 1; |
ours = 1; |
else if (!ip6_mrouter) { |
else if (!ip6_mrouter) { |
Line 494 ip6_input(struct mbuf *m) |
|
Line 473 ip6_input(struct mbuf *m) |
|
ip6s[IP6_STAT_NOTMEMBER]++; |
ip6s[IP6_STAT_NOTMEMBER]++; |
ip6s[IP6_STAT_CANTFORWARD]++; |
ip6s[IP6_STAT_CANTFORWARD]++; |
IP6_STAT_PUTREF(); |
IP6_STAT_PUTREF(); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(rcvif, ifs6_in_discard); |
goto bad; |
goto bad; |
} |
} |
deliverifp = m->m_pkthdr.rcvif; |
deliverifp = rcvif; |
goto hbhcheck; |
goto hbhcheck; |
} |
} |
|
|
Line 506 ip6_input(struct mbuf *m) |
|
Line 485 ip6_input(struct mbuf *m) |
|
/* |
/* |
* Unicast check |
* Unicast check |
*/ |
*/ |
rt = rtcache_lookup2(&ip6_forward_rt, &u.dst, 1, &hit); |
ro = percpu_getref(ip6_forward_rt_percpu); |
|
rt = rtcache_lookup2(ro, &u.dst, 1, &hit); |
|
percpu_putref(ip6_forward_rt_percpu); |
if (hit) |
if (hit) |
IP6_STATINC(IP6_STAT_FORWARD_CACHEHIT); |
IP6_STATINC(IP6_STAT_FORWARD_CACHEHIT); |
else |
else |
Line 525 ip6_input(struct mbuf *m) |
|
Line 506 ip6_input(struct mbuf *m) |
|
*/ |
*/ |
if (rt != NULL && |
if (rt != NULL && |
(rt->rt_flags & (RTF_HOST|RTF_GATEWAY)) == RTF_HOST && |
(rt->rt_flags & (RTF_HOST|RTF_GATEWAY)) == RTF_HOST && |
!(rt->rt_flags & RTF_CLONED) && |
|
#if 0 |
#if 0 |
/* |
/* |
* The check below is redundant since the comparison of |
* The check below is redundant since the comparison of |
Line 542 ip6_input(struct mbuf *m) |
|
Line 522 ip6_input(struct mbuf *m) |
|
* packets to a tentative, duplicated, or somehow invalid |
* packets to a tentative, duplicated, or somehow invalid |
* address must not be accepted. |
* address must not be accepted. |
*/ |
*/ |
if (!(ia6->ia6_flags & IN6_IFF_NOTREADY)) { |
if (!(ia6->ia6_flags & (IN6_IFF_NOTREADY | IN6_IFF_DETACHED))) { |
/* this address is ready */ |
/* this address is ready */ |
ours = 1; |
ours = 1; |
deliverifp = ia6->ia_ifp; /* correct? */ |
deliverifp = ia6->ia_ifp; /* correct? */ |
goto hbhcheck; |
goto hbhcheck; |
} else { |
} else { |
/* address is not ready, so discard the packet. */ |
/* address is not ready, so discard the packet. */ |
nd6log((LOG_INFO, |
nd6log(LOG_INFO, "packet to an unready address %s->%s\n", |
"ip6_input: packet to an unready address %s->%s\n", |
|
ip6_sprintf(&ip6->ip6_src), |
ip6_sprintf(&ip6->ip6_src), |
ip6_sprintf(&ip6->ip6_dst))); |
ip6_sprintf(&ip6->ip6_dst)); |
|
|
goto bad; |
goto bad; |
} |
} |
Line 581 ip6_input(struct mbuf *m) |
|
Line 560 ip6_input(struct mbuf *m) |
|
* working right. |
* working right. |
*/ |
*/ |
struct ifaddr *ifa; |
struct ifaddr *ifa; |
IFADDR_FOREACH(ifa, m->m_pkthdr.rcvif) { |
IFADDR_READER_FOREACH(ifa, rcvif) { |
if (ifa->ifa_addr == NULL) |
|
continue; /* just for safety */ |
|
if (ifa->ifa_addr->sa_family != AF_INET6) |
if (ifa->ifa_addr->sa_family != AF_INET6) |
continue; |
continue; |
if (IN6_ARE_ADDR_EQUAL(IFA_IN6(ifa), &ip6->ip6_dst)) { |
if (IN6_ARE_ADDR_EQUAL(IFA_IN6(ifa), &ip6->ip6_dst)) { |
Line 601 ip6_input(struct mbuf *m) |
|
Line 578 ip6_input(struct mbuf *m) |
|
*/ |
*/ |
if (!ip6_forwarding) { |
if (!ip6_forwarding) { |
IP6_STATINC(IP6_STAT_CANTFORWARD); |
IP6_STATINC(IP6_STAT_CANTFORWARD); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(rcvif, ifs6_in_discard); |
goto bad; |
goto bad; |
} |
} |
|
|
Line 614 ip6_input(struct mbuf *m) |
|
Line 591 ip6_input(struct mbuf *m) |
|
*/ |
*/ |
if (deliverifp && ip6_getdstifaddr(m) == NULL) { |
if (deliverifp && ip6_getdstifaddr(m) == NULL) { |
struct in6_ifaddr *ia6; |
struct in6_ifaddr *ia6; |
|
int s = pserialize_read_enter(); |
|
|
ia6 = in6_ifawithifp(deliverifp, &ip6->ip6_dst); |
ia6 = in6_ifawithifp(deliverifp, &ip6->ip6_dst); |
|
/* Depends on ip6_setdstifaddr never sleep */ |
if (ia6 != NULL && ip6_setdstifaddr(m, ia6) == NULL) { |
if (ia6 != NULL && ip6_setdstifaddr(m, ia6) == NULL) { |
/* |
/* |
* XXX maybe we should drop the packet here, |
* XXX maybe we should drop the packet here, |
Line 623 ip6_input(struct mbuf *m) |
|
Line 602 ip6_input(struct mbuf *m) |
|
* to the upper layers. |
* to the upper layers. |
*/ |
*/ |
} |
} |
|
pserialize_read_exit(s); |
} |
} |
|
|
/* |
/* |
Line 636 ip6_input(struct mbuf *m) |
|
Line 616 ip6_input(struct mbuf *m) |
|
|
|
if (ip6_hopopts_input(&plen, &rtalert, &m, &off)) { |
if (ip6_hopopts_input(&plen, &rtalert, &m, &off)) { |
#if 0 /*touches NULL pointer*/ |
#if 0 /*touches NULL pointer*/ |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(rcvif, ifs6_in_discard); |
#endif |
#endif |
return; /* m have already been freed */ |
return; /* m have already been freed */ |
} |
} |
Line 656 ip6_input(struct mbuf *m) |
|
Line 636 ip6_input(struct mbuf *m) |
|
* (non-zero) payload length to the variable plen. |
* (non-zero) payload length to the variable plen. |
*/ |
*/ |
IP6_STATINC(IP6_STAT_BADOPTIONS); |
IP6_STATINC(IP6_STAT_BADOPTIONS); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(rcvif, ifs6_in_discard); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
in6_ifstat_inc(rcvif, ifs6_in_hdrerr); |
icmp6_error(m, ICMP6_PARAM_PROB, |
icmp6_error(m, ICMP6_PARAM_PROB, |
ICMP6_PARAMPROB_HEADER, |
ICMP6_PARAMPROB_HEADER, |
(char *)&ip6->ip6_plen - (char *)ip6); |
(char *)&ip6->ip6_plen - (char *)ip6); |
Line 689 ip6_input(struct mbuf *m) |
|
Line 669 ip6_input(struct mbuf *m) |
|
*/ |
*/ |
if (m->m_pkthdr.len - sizeof(struct ip6_hdr) < plen) { |
if (m->m_pkthdr.len - sizeof(struct ip6_hdr) < plen) { |
IP6_STATINC(IP6_STAT_TOOSHORT); |
IP6_STATINC(IP6_STAT_TOOSHORT); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_truncated); |
in6_ifstat_inc(rcvif, ifs6_in_truncated); |
goto bad; |
goto bad; |
} |
} |
if (m->m_pkthdr.len > sizeof(struct ip6_hdr) + plen) { |
if (m->m_pkthdr.len > sizeof(struct ip6_hdr) + plen) { |
Line 712 ip6_input(struct mbuf *m) |
|
Line 692 ip6_input(struct mbuf *m) |
|
* ip6_mforward() returns a non-zero value, the packet |
* ip6_mforward() returns a non-zero value, the packet |
* must be discarded, else it may be accepted below. |
* must be discarded, else it may be accepted below. |
*/ |
*/ |
if (ip6_mrouter && ip6_mforward(ip6, m->m_pkthdr.rcvif, m)) { |
if (ip6_mrouter != NULL) { |
IP6_STATINC(IP6_STAT_CANTFORWARD); |
int error; |
m_freem(m); |
|
return; |
SOFTNET_LOCK(); |
} |
error = ip6_mforward(ip6, rcvif, m); |
if (!ours) { |
SOFTNET_UNLOCK(); |
m_freem(m); |
|
return; |
if (error != 0) { |
|
IP6_STATINC(IP6_STAT_CANTFORWARD); |
|
goto bad; |
|
} |
} |
} |
|
if (!ours) |
|
goto bad; |
} else if (!ours) { |
} else if (!ours) { |
ip6_forward(m, srcrt); |
ip6_forward(m, srcrt); |
return; |
return; |
Line 740 ip6_input(struct mbuf *m) |
|
Line 725 ip6_input(struct mbuf *m) |
|
if (IN6_IS_ADDR_V4MAPPED(&ip6->ip6_src) || |
if (IN6_IS_ADDR_V4MAPPED(&ip6->ip6_src) || |
IN6_IS_ADDR_V4MAPPED(&ip6->ip6_dst)) { |
IN6_IS_ADDR_V4MAPPED(&ip6->ip6_dst)) { |
IP6_STATINC(IP6_STAT_BADSCOPE); |
IP6_STATINC(IP6_STAT_BADSCOPE); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(rcvif, ifs6_in_addrerr); |
goto bad; |
goto bad; |
} |
} |
|
|
Line 750 ip6_input(struct mbuf *m) |
|
Line 735 ip6_input(struct mbuf *m) |
|
#ifdef IFA_STATS |
#ifdef IFA_STATS |
if (deliverifp != NULL) { |
if (deliverifp != NULL) { |
struct in6_ifaddr *ia6; |
struct in6_ifaddr *ia6; |
|
int s = pserialize_read_enter(); |
ia6 = in6_ifawithifp(deliverifp, &ip6->ip6_dst); |
ia6 = in6_ifawithifp(deliverifp, &ip6->ip6_dst); |
if (ia6) |
if (ia6) |
ia6->ia_ifa.ifa_data.ifad_inbytes += m->m_pkthdr.len; |
ia6->ia_ifa.ifa_data.ifad_inbytes += m->m_pkthdr.len; |
|
pserialize_read_exit(s); |
} |
} |
#endif |
#endif |
IP6_STATINC(IP6_STAT_DELIVERED); |
IP6_STATINC(IP6_STAT_DELIVERED); |
Line 763 ip6_input(struct mbuf *m) |
|
Line 750 ip6_input(struct mbuf *m) |
|
while (nxt != IPPROTO_DONE) { |
while (nxt != IPPROTO_DONE) { |
if (ip6_hdrnestlimit && (++nest > ip6_hdrnestlimit)) { |
if (ip6_hdrnestlimit && (++nest > ip6_hdrnestlimit)) { |
IP6_STATINC(IP6_STAT_TOOMANYHDR); |
IP6_STATINC(IP6_STAT_TOOMANYHDR); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
in6_ifstat_inc(rcvif, ifs6_in_hdrerr); |
goto bad; |
goto bad; |
} |
} |
|
|
Line 773 ip6_input(struct mbuf *m) |
|
Line 760 ip6_input(struct mbuf *m) |
|
*/ |
*/ |
if (m->m_pkthdr.len < off) { |
if (m->m_pkthdr.len < off) { |
IP6_STATINC(IP6_STAT_TOOSHORT); |
IP6_STATINC(IP6_STAT_TOOSHORT); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_truncated); |
in6_ifstat_inc(rcvif, ifs6_in_truncated); |
goto bad; |
goto bad; |
} |
} |
|
|
if (nxt == IPPROTO_ROUTING) { |
if (nxt == IPPROTO_ROUTING) { |
if (rh_present++) { |
if (rh_present++) { |
in6_ifstat_inc(m->m_pkthdr.rcvif, |
in6_ifstat_inc(rcvif, ifs6_in_hdrerr); |
ifs6_in_hdrerr); |
|
IP6_STATINC(IP6_STAT_BADOPTIONS); |
IP6_STATINC(IP6_STAT_BADOPTIONS); |
goto bad; |
goto bad; |
} |
} |
} |
} |
|
|
#ifdef KAME_IPSEC |
#ifdef IPSEC |
/* |
if (ipsec_used) { |
* enforce IPsec policy checking if we are seeing last header. |
|
* note that we do not visit this with protocols with pcb layer |
|
* code - like udp/tcp/raw ip. |
|
*/ |
|
if ((inet6sw[ip6_protox[nxt]].pr_flags & PR_LASTHDR) != 0 && |
|
ipsec6_in_reject(m, NULL)) { |
|
IPSEC6_STATINC(IPSEC_STAT_IN_POLVIO); |
|
goto bad; |
|
} |
|
#endif |
|
#ifdef FAST_IPSEC |
|
/* |
|
* enforce IPsec policy checking if we are seeing last header. |
|
* note that we do not visit this with protocols with pcb layer |
|
* code - like udp/tcp/raw ip. |
|
*/ |
|
if ((inet6sw[ip_protox[nxt]].pr_flags & PR_LASTHDR) != 0) { |
|
/* |
|
* Check if the packet has already had IPsec processing |
|
* done. If so, then just pass it along. This tag gets |
|
* set during AH, ESP, etc. input handling, before the |
|
* packet is returned to the ip input queue for delivery. |
|
*/ |
|
mtag = m_tag_find(m, PACKET_TAG_IPSEC_IN_DONE, NULL); |
|
s = splsoftnet(); |
|
if (mtag != NULL) { |
|
tdbi = (struct tdb_ident *)(mtag + 1); |
|
sp = ipsec_getpolicy(tdbi, IPSEC_DIR_INBOUND); |
|
} else { |
|
sp = ipsec_getpolicybyaddr(m, IPSEC_DIR_INBOUND, |
|
IP_FORWARDING, &error); |
|
} |
|
if (sp != NULL) { |
|
/* |
/* |
* Check security policy against packet attributes. |
* enforce IPsec policy checking if we are seeing last |
|
* header. note that we do not visit this with |
|
* protocols with pcb layer code - like udp/tcp/raw ip. |
*/ |
*/ |
error = ipsec_in_reject(sp, m); |
if ((inet6sw[ip_protox[nxt]].pr_flags |
KEY_FREESP(&sp); |
& PR_LASTHDR) != 0) { |
} else { |
int error; |
/* XXX error stat??? */ |
|
error = EINVAL; |
SOFTNET_LOCK(); |
DPRINTF(("ip6_input: no SP, packet discarded\n"));/*XXX*/ |
error = ipsec6_input(m); |
|
SOFTNET_UNLOCK(); |
|
if (error) |
|
goto bad; |
|
} |
} |
} |
splx(s); |
#endif /* IPSEC */ |
if (error) |
|
goto bad; |
|
} |
|
#endif /* FAST_IPSEC */ |
|
|
|
|
|
|
SOFTNET_LOCK(); |
nxt = (*inet6sw[ip6_protox[nxt]].pr_input)(&m, &off, nxt); |
nxt = (*inet6sw[ip6_protox[nxt]].pr_input)(&m, &off, nxt); |
|
SOFTNET_UNLOCK(); |
} |
} |
return; |
return; |
bad: |
bad: |
Line 852 static struct m_tag * |
|
Line 808 static struct m_tag * |
|
ip6_setdstifaddr(struct mbuf *m, const struct in6_ifaddr *ia) |
ip6_setdstifaddr(struct mbuf *m, const struct in6_ifaddr *ia) |
{ |
{ |
struct m_tag *mtag; |
struct m_tag *mtag; |
|
struct ip6aux *ip6a; |
|
|
mtag = ip6_addaux(m); |
mtag = ip6_addaux(m); |
if (mtag != NULL) { |
if (mtag == NULL) |
struct ip6aux *ip6a; |
return NULL; |
|
|
ip6a = (struct ip6aux *)(mtag + 1); |
ip6a = (struct ip6aux *)(mtag + 1); |
in6_setscope(&ip6a->ip6a_src, ia->ia_ifp, &ip6a->ip6a_scope_id); |
if (in6_setscope(&ip6a->ip6a_src, ia->ia_ifp, &ip6a->ip6a_scope_id)) { |
ip6a->ip6a_src = ia->ia_addr.sin6_addr; |
IP6_STATINC(IP6_STAT_BADSCOPE); |
ip6a->ip6a_flags = ia->ia6_flags; |
return NULL; |
} |
} |
return mtag; /* NULL if failed to set */ |
|
|
ip6a->ip6a_src = ia->ia_addr.sin6_addr; |
|
ip6a->ip6a_flags = ia->ia6_flags; |
|
return mtag; |
} |
} |
|
|
const struct ip6aux * |
const struct ip6aux * |
Line 884 ip6_getdstifaddr(struct mbuf *m) |
|
Line 844 ip6_getdstifaddr(struct mbuf *m) |
|
* rtalertp - XXX: should be stored more smart way |
* rtalertp - XXX: should be stored more smart way |
*/ |
*/ |
int |
int |
ip6_hopopts_input(u_int32_t *plenp, u_int32_t *rtalertp, |
ip6_hopopts_input(u_int32_t *plenp, u_int32_t *rtalertp, |
struct mbuf **mp, int *offp) |
struct mbuf **mp, int *offp) |
{ |
{ |
struct mbuf *m = *mp; |
struct mbuf *m = *mp; |
Line 929 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
Line 889 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
* opthead + hbhlen is located in continuous memory region. |
* opthead + hbhlen is located in continuous memory region. |
*/ |
*/ |
static int |
static int |
ip6_process_hopopts(struct mbuf *m, u_int8_t *opthead, int hbhlen, |
ip6_process_hopopts(struct mbuf *m, u_int8_t *opthead, int hbhlen, |
u_int32_t *rtalertp, u_int32_t *plenp) |
u_int32_t *rtalertp, u_int32_t *plenp) |
{ |
{ |
struct ip6_hdr *ip6; |
struct ip6_hdr *ip6; |
Line 1104 ip6_unknown_opt(u_int8_t *optp, struct m |
|
Line 1064 ip6_unknown_opt(u_int8_t *optp, struct m |
|
* you are using IP6_EXTHDR_CHECK() not m_pulldown()) |
* you are using IP6_EXTHDR_CHECK() not m_pulldown()) |
*/ |
*/ |
void |
void |
ip6_savecontrol(struct in6pcb *in6p, struct mbuf **mp, |
ip6_savecontrol(struct in6pcb *in6p, struct mbuf **mp, |
struct ip6_hdr *ip6, struct mbuf *m) |
struct ip6_hdr *ip6, struct mbuf *m) |
{ |
{ |
#ifdef RFC2292 |
#ifdef RFC2292 |
Line 1145 ip6_savecontrol(struct in6pcb *in6p, str |
|
Line 1105 ip6_savecontrol(struct in6pcb *in6p, str |
|
|
|
memcpy(&pi6.ipi6_addr, &ip6->ip6_dst, sizeof(struct in6_addr)); |
memcpy(&pi6.ipi6_addr, &ip6->ip6_dst, sizeof(struct in6_addr)); |
in6_clearscope(&pi6.ipi6_addr); /* XXX */ |
in6_clearscope(&pi6.ipi6_addr); /* XXX */ |
pi6.ipi6_ifindex = m->m_pkthdr.rcvif ? |
pi6.ipi6_ifindex = m->m_pkthdr.rcvif_index; |
m->m_pkthdr.rcvif->if_index : 0; |
|
*mp = sbcreatecontrol((void *) &pi6, |
*mp = sbcreatecontrol((void *) &pi6, |
sizeof(struct in6_pktinfo), |
sizeof(struct in6_pktinfo), |
IS2292(IPV6_2292PKTINFO, IPV6_PKTINFO), IPPROTO_IPV6); |
IS2292(IPV6_2292PKTINFO, IPV6_PKTINFO), IPPROTO_IPV6); |
Line 1608 ip6_delaux(struct mbuf *m) |
|
Line 1567 ip6_delaux(struct mbuf *m) |
|
m_tag_delete(m, mtag); |
m_tag_delete(m, mtag); |
} |
} |
|
|
#ifdef GATEWAY |
|
/* |
|
* sysctl helper routine for net.inet.ip6.maxflows. Since |
|
* we could reduce this value, call ip6flow_reap(); |
|
*/ |
|
static int |
|
sysctl_net_inet6_ip6_maxflows(SYSCTLFN_ARGS) |
|
{ |
|
int error; |
|
|
|
error = sysctl_lookup(SYSCTLFN_CALL(rnode)); |
|
if (error || newp == NULL) |
|
return (error); |
|
|
|
mutex_enter(softnet_lock); |
|
KERNEL_LOCK(1, NULL); |
|
|
|
ip6flow_reap(0); |
|
|
|
KERNEL_UNLOCK_ONE(NULL); |
|
mutex_exit(softnet_lock); |
|
|
|
return (0); |
|
} |
|
|
|
static int |
|
sysctl_net_inet6_ip6_hashsize(SYSCTLFN_ARGS) |
|
{ |
|
int error, tmp; |
|
struct sysctlnode node; |
|
|
|
node = *rnode; |
|
tmp = ip6_hashsize; |
|
node.sysctl_data = &tmp; |
|
error = sysctl_lookup(SYSCTLFN_CALL(&node)); |
|
if (error || newp == NULL) |
|
return (error); |
|
|
|
if ((tmp & (tmp - 1)) == 0 && tmp != 0) { |
|
/* |
|
* Can only fail due to malloc() |
|
*/ |
|
mutex_enter(softnet_lock); |
|
KERNEL_LOCK(1, NULL); |
|
|
|
error = ip6flow_invalidate_all(tmp); |
|
|
|
KERNEL_UNLOCK_ONE(NULL); |
|
mutex_exit(softnet_lock); |
|
} else { |
|
/* |
|
* EINVAL if not a power of 2 |
|
*/ |
|
error = EINVAL; |
|
} |
|
|
|
return error; |
|
} |
|
#endif /* GATEWAY */ |
|
|
|
/* |
/* |
* System control for IP6 |
* System control for IP6 |
*/ |
*/ |
Line 1681 const u_char inet6ctlerrmap[PRC_NCMDS] = |
|
Line 1580 const u_char inet6ctlerrmap[PRC_NCMDS] = |
|
ENOPROTOOPT |
ENOPROTOOPT |
}; |
}; |
|
|
|
extern int sysctl_net_inet6_addrctlpolicy(SYSCTLFN_ARGS); |
|
|
static int |
static int |
sysctl_net_inet6_ip6_stats(SYSCTLFN_ARGS) |
sysctl_net_inet6_ip6_stats(SYSCTLFN_ARGS) |
{ |
{ |
Line 1699 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1600 sysctl_net_inet6_ip6_setup(struct sysctl |
|
|
|
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT, |
CTLFLAG_PERMANENT, |
CTLTYPE_NODE, "net", NULL, |
|
NULL, 0, NULL, 0, |
|
CTL_NET, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT, |
|
CTLTYPE_NODE, "inet6", |
CTLTYPE_NODE, "inet6", |
SYSCTL_DESCR("PF_INET6 related settings"), |
SYSCTL_DESCR("PF_INET6 related settings"), |
NULL, 0, NULL, 0, |
NULL, 0, NULL, 0, |
Line 1851 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1747 sysctl_net_inet6_ip6_setup(struct sysctl |
|
NULL, 0, &ip6_defmcasthlim, 0, |
NULL, 0, &ip6_defmcasthlim, 0, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
IPV6CTL_DEFMCASTHLIM, CTL_EOL); |
IPV6CTL_DEFMCASTHLIM, CTL_EOL); |
#if NGIF > 0 |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "gifhlim", |
|
SYSCTL_DESCR("Default hop limit for a gif tunnel datagram"), |
|
NULL, 0, &ip6_gif_hlim, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_GIF_HLIM, CTL_EOL); |
|
#endif /* NGIF */ |
|
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT, |
CTLFLAG_PERMANENT, |
CTLTYPE_STRING, "kame_version", |
CTLTYPE_STRING, "kame_version", |
Line 1926 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1813 sysctl_net_inet6_ip6_setup(struct sysctl |
|
#endif /* IPNOPRIVPORTS */ |
#endif /* IPNOPRIVPORTS */ |
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "auto_linklocal", |
|
SYSCTL_DESCR("Default value of per-interface flag for " |
|
"adding an IPv6 link-local address to " |
|
"interfaces when attached"), |
|
NULL, 0, &ip6_auto_linklocal, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_AUTO_LINKLOCAL, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READONLY, |
|
CTLTYPE_STRUCT, "addctlpolicy", |
|
SYSCTL_DESCR("Return the current address control" |
|
" policy"), |
|
sysctl_net_inet6_addrctlpolicy, 0, NULL, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_ADDRCTLPOLICY, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLTYPE_INT, "use_tempaddr", |
CTLTYPE_INT, "use_tempaddr", |
SYSCTL_DESCR("Use temporary address"), |
SYSCTL_DESCR("Use temporary address"), |
NULL, 0, &ip6_use_tempaddr, 0, |
NULL, 0, &ip6_use_tempaddr, 0, |
Line 1933 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1837 sysctl_net_inet6_ip6_setup(struct sysctl |
|
CTL_CREATE, CTL_EOL); |
CTL_CREATE, CTL_EOL); |
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "prefer_tempaddr", |
|
SYSCTL_DESCR("Prefer temporary address as source " |
|
"address"), |
|
NULL, 0, &ip6_prefer_tempaddr, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
CTL_CREATE, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLTYPE_INT, "temppltime", |
CTLTYPE_INT, "temppltime", |
SYSCTL_DESCR("preferred lifetime of a temporary address"), |
SYSCTL_DESCR("preferred lifetime of a temporary address"), |
NULL, 0, &ip6_temp_preferred_lifetime, 0, |
NULL, 0, &ip6_temp_preferred_lifetime, 0, |
Line 1973 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1885 sysctl_net_inet6_ip6_setup(struct sysctl |
|
NULL, 0, &ip6_mcast_pmtu, 0, |
NULL, 0, &ip6_mcast_pmtu, 0, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
CTL_CREATE, CTL_EOL); |
CTL_CREATE, CTL_EOL); |
#ifdef GATEWAY |
/* anonportalgo RFC6056 subtree */ |
|
const struct sysctlnode *portalgo_node; |
|
sysctl_createv(clog, 0, NULL, &portalgo_node, |
|
CTLFLAG_PERMANENT, |
|
CTLTYPE_NODE, "anonportalgo", |
|
SYSCTL_DESCR("Anonymous port algorithm selection (RFC 6056)"), |
|
NULL, 0, NULL, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, CTL_CREATE, CTL_EOL); |
|
sysctl_createv(clog, 0, &portalgo_node, NULL, |
|
CTLFLAG_PERMANENT, |
|
CTLTYPE_STRING, "available", |
|
SYSCTL_DESCR("available algorithms"), |
|
sysctl_portalgo_available, 0, NULL, PORTALGO_MAXLEN, |
|
CTL_CREATE, CTL_EOL); |
|
sysctl_createv(clog, 0, &portalgo_node, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_STRING, "selected", |
|
SYSCTL_DESCR("selected algorithm"), |
|
sysctl_portalgo_selected6, 0, NULL, PORTALGO_MAXLEN, |
|
CTL_CREATE, CTL_EOL); |
|
sysctl_createv(clog, 0, &portalgo_node, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_STRUCT, "reserve", |
|
SYSCTL_DESCR("bitmap of reserved ports"), |
|
sysctl_portalgo_reserve6, 0, NULL, 0, |
|
CTL_CREATE, CTL_EOL); |
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLTYPE_INT, "maxflows", |
CTLTYPE_INT, "neighborgcthresh", |
SYSCTL_DESCR("Number of flows for fast forwarding (IPv6)"), |
SYSCTL_DESCR("Maximum number of entries in neighbor" |
sysctl_net_inet6_ip6_maxflows, 0, &ip6_maxflows, 0, |
" cache"), |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
NULL, 1, &ip6_neighborgcthresh, 0, |
CTL_CREATE, CTL_EOL); |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
sysctl_createv(clog, 0, NULL, NULL, |
CTL_CREATE, CTL_EOL); |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLTYPE_INT, "hashsize", |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
SYSCTL_DESCR("Size of hash table for fast forwarding (IPv6)"), |
CTLTYPE_INT, "maxifprefixes", |
sysctl_net_inet6_ip6_hashsize, 0, &ip6_hashsize, 0, |
SYSCTL_DESCR("Maximum number of prefixes created by" |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
" route advertisement per interface"), |
CTL_CREATE, CTL_EOL); |
NULL, 1, &ip6_maxifprefixes, 0, |
#endif |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
CTL_CREATE, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "maxifdefrouters", |
|
SYSCTL_DESCR("Maximum number of default routers created" |
|
" by route advertisement per interface"), |
|
NULL, 1, &ip6_maxifdefrouters, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
CTL_CREATE, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "maxdynroutes", |
|
SYSCTL_DESCR("Maximum number of routes created via" |
|
" redirect"), |
|
NULL, 1, &ip6_maxdynroutes, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
CTL_CREATE, CTL_EOL); |
} |
} |
|
|
void |
void |