version 1.149.2.2, 2018/01/30 18:28:45 |
version 1.203, 2018/05/17 11:59:36 |
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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_compat_netbsd.h" |
#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> |
#include <sys/malloc.h> |
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#include <sys/mbuf.h> |
#include <sys/mbuf.h> |
#include <sys/domain.h> |
#include <sys/domain.h> |
#include <sys/protosw.h> |
#include <sys/protosw.h> |
Line 85 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 86 __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> |
Line 117 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 119 __KERNEL_RCSID(0, "$NetBSD$"); |
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#include <netipsec/key.h> |
#include <netipsec/key.h> |
#endif /* IPSEC */ |
#endif /* IPSEC */ |
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#ifdef COMPAT_50 |
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#include <compat/sys/time.h> |
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#include <compat/sys/socket.h> |
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#endif |
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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> |
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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]; |
struct in6_ifaddr *in6_ifaddr; |
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pktqueue_t *ip6_pktq __read_mostly; |
pktqueue_t *ip6_pktq __read_mostly; |
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extern callout_t in6_tmpaddrtimer_ch; |
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int ip6_forward_srcrt; /* XXX */ |
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int ip6_sourcecheck; /* XXX */ |
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int ip6_sourcecheck_interval; /* XXX */ |
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pfil_head_t *inet6_pfil_hook; |
pfil_head_t *inet6_pfil_hook; |
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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); |
static void ip6intr(void *); |
static void ip6intr(void *); |
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static bool ip6_badaddr(struct ip6_hdr *); |
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 *, |
u_int32_t *); |
u_int32_t *); |
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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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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KASSERT(inet6_pfil_hook != NULL); |
KASSERT(inet6_pfil_hook != NULL); |
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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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static void |
static void |
ip6_init2(void *dummy) |
ip6_init2(void) |
{ |
{ |
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/* nd6_timer_init */ |
/* timer for regeneration of temporary addresses randomize ID */ |
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 */ |
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callout_init(&in6_tmpaddrtimer_ch, CALLOUT_MPSAFE); |
callout_init(&in6_tmpaddrtimer_ch, CALLOUT_MPSAFE); |
callout_reset(&in6_tmpaddrtimer_ch, |
callout_reset(&in6_tmpaddrtimer_ch, |
(ip6_temp_preferred_lifetime - ip6_desync_factor - |
(ip6_temp_preferred_lifetime - ip6_desync_factor - |
Line 224 ip6intr(void *arg __unused) |
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Line 217 ip6intr(void *arg __unused) |
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{ |
{ |
struct mbuf *m; |
struct mbuf *m; |
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mutex_enter(softnet_lock); |
SOFTNET_KERNEL_LOCK_UNLESS_NET_MPSAFE(); |
while ((m = pktq_dequeue(ip6_pktq)) != NULL) { |
while ((m = pktq_dequeue(ip6_pktq)) != NULL) { |
const ifnet_t *ifp = m->m_pkthdr.rcvif; |
struct psref psref; |
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struct ifnet *rcvif = m_get_rcvif_psref(m, &psref); |
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if (rcvif == NULL) { |
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m_freem(m); |
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continue; |
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} |
/* |
/* |
* Drop the packet if IPv6 is disabled on the interface. |
* Drop the packet if IPv6 is disabled on the interface. |
*/ |
*/ |
if ((ND_IFINFO(ifp)->flags & ND6_IFF_IFDISABLED)) { |
if ((ND_IFINFO(rcvif)->flags & ND6_IFF_IFDISABLED)) { |
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m_put_rcvif_psref(rcvif, &psref); |
m_freem(m); |
m_freem(m); |
continue; |
continue; |
} |
} |
ip6_input(m); |
ip6_input(m, rcvif); |
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m_put_rcvif_psref(rcvif, &psref); |
} |
} |
mutex_exit(softnet_lock); |
SOFTNET_KERNEL_UNLOCK_UNLESS_NET_MPSAFE(); |
} |
} |
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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; |
u_int32_t plen; |
u_int32_t plen; |
u_int32_t rtalert = ~0; |
u_int32_t rtalert = ~0; |
int nxt, ours = 0, rh_present = 0; |
int nxt, ours = 0, rh_present = 0, frg_present; |
struct ifnet *deliverifp = NULL; |
struct ifnet *deliverifp = NULL; |
int srcrt = 0; |
int srcrt = 0; |
const struct rtentry *rt; |
struct rtentry *rt = NULL; |
union { |
union { |
struct sockaddr dst; |
struct sockaddr dst; |
struct sockaddr_in6 dst6; |
struct sockaddr_in6 dst6; |
} u; |
} u; |
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struct route *ro; |
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KASSERT(rcvif != NULL); |
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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 274 ip6_input(struct mbuf *m) |
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Line 275 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 296 ip6_input(struct mbuf *m) |
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Line 296 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 317 ip6_input(struct mbuf *m) |
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Line 315 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); |
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goto bad; |
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} |
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if (ip6_badaddr(ip6)) { |
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IP6_STATINC(IP6_STAT_BADSCOPE); |
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in6_ifstat_inc(rcvif, ifs6_in_addrerr); |
goto bad; |
goto bad; |
} |
} |
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Line 333 ip6_input(struct mbuf *m) |
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Line 337 ip6_input(struct mbuf *m) |
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* not fast-forwarded, they must clear the M_CANFASTFWD flag. |
* not fast-forwarded, they must clear the M_CANFASTFWD flag. |
* Note that filters must _never_ set this flag, as another filter |
* Note that filters must _never_ set this flag, as another filter |
* in the list may have previously cleared it. |
* in the list may have previously cleared it. |
*/ |
* |
/* |
* Don't call hooks if the packet has already been processed by |
* let ipfilter look at packet on the wire, |
* IPsec (encapsulated, tunnel mode). |
* not the decapsulated packet. |
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*/ |
*/ |
#if defined(IPSEC) |
#if defined(IPSEC) |
if (!ipsec_used || !ipsec_indone(m)) |
if (!ipsec_used || !ipsec_indone(m)) |
Line 347 ip6_input(struct mbuf *m) |
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Line 350 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; |
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KASSERT(m->m_len >= sizeof(struct ip6_hdr)); |
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); |
} |
} |
Line 359 ip6_input(struct mbuf *m) |
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Line 362 ip6_input(struct mbuf *m) |
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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) { |
} |
SOFTNET_UNLOCK(); |
#endif |
/* packet is dropped by traffic conditioner */ |
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return; |
/* |
} |
* Check against address spoofing/corruption. |
SOFTNET_UNLOCK(); |
*/ |
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if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_src) || |
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IN6_IS_ADDR_UNSPECIFIED(&ip6->ip6_dst)) { |
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/* |
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* XXX: "badscope" is not very suitable for a multicast source. |
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*/ |
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IP6_STATINC(IP6_STAT_BADSCOPE); |
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in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
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goto bad; |
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} |
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/* |
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* The following check is not documented in specs. A malicious |
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* party may be able to use IPv4 mapped addr to confuse tcp/udp stack |
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* and bypass security checks (act as if it was from 127.0.0.1 by using |
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* IPv6 src ::ffff:127.0.0.1). Be cautious. |
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* |
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* This check chokes if we are in an SIIT cloud. As none of BSDs |
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* support IPv4-less kernel compilation, we cannot support SIIT |
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* environment at all. So, it makes more sense for us to reject any |
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* malicious packets for non-SIIT environment, than try to do a |
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* partial support for SIIT environment. |
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*/ |
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if (IN6_IS_ADDR_V4MAPPED(&ip6->ip6_src) || |
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IN6_IS_ADDR_V4MAPPED(&ip6->ip6_dst)) { |
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IP6_STATINC(IP6_STAT_BADSCOPE); |
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in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
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goto bad; |
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} |
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#if 0 |
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/* |
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* Reject packets with IPv4 compatible addresses (auto tunnel). |
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* |
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* The code forbids auto tunnel relay case in RFC1933 (the check is |
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* stronger than RFC1933). We may want to re-enable it if mech-xx |
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* is revised to forbid relaying case. |
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*/ |
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if (IN6_IS_ADDR_V4COMPAT(&ip6->ip6_src) || |
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IN6_IS_ADDR_V4COMPAT(&ip6->ip6_dst)) { |
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IP6_STATINC(IP6_STAT_BADSCOPE); |
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in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
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goto bad; |
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} |
} |
#endif |
#endif |
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Line 419 ip6_input(struct mbuf *m) |
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Line 381 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 429 ip6_input(struct mbuf *m) |
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Line 391 ip6_input(struct mbuf *m) |
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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; |
} |
} |
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ro = percpu_getref(ip6_forward_rt_percpu); |
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/* |
/* |
* Multicast check |
* Multicast check |
*/ |
*/ |
if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_dst)) { |
if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_dst)) { |
struct in6_multi *in6m = 0; |
bool ingroup; |
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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); |
ingroup = in6_multi_group(&ip6->ip6_dst, rcvif); |
if (in6m) |
if (ingroup) { |
ours = 1; |
ours = 1; |
else if (!ip6_mrouter) { |
} else if (!ip6_mrouter) { |
uint64_t *ip6s = IP6_STAT_GETREF(); |
uint64_t *ip6s = IP6_STAT_GETREF(); |
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_unref; |
} |
} |
deliverifp = m->m_pkthdr.rcvif; |
deliverifp = rcvif; |
goto hbhcheck; |
goto hbhcheck; |
} |
} |
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sockaddr_in6_init(&u.dst6, &ip6->ip6_dst, 0, 0, 0); |
sockaddr_in6_init(&u.dst6, &ip6->ip6_dst, 0, 0, 0); |
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/* |
/* |
* Unicast check |
* Unicast check |
*/ |
*/ |
rt = rtcache_lookup2(&ip6_forward_rt, &u.dst, 1, &hit); |
rt = rtcache_lookup2(ro, &u.dst, 1, &hit); |
if (hit) |
if (hit) |
IP6_STATINC(IP6_STAT_FORWARD_CACHEHIT); |
IP6_STATINC(IP6_STAT_FORWARD_CACHEHIT); |
else |
else |
IP6_STATINC(IP6_STAT_FORWARD_CACHEMISS); |
IP6_STATINC(IP6_STAT_FORWARD_CACHEMISS); |
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#define rt6_getkey(__rt) satocsin6(rt_getkey(__rt)) |
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/* |
/* |
* Accept the packet if the forwarding interface to the destination |
* Accept the packet if the forwarding interface to the destination |
* according to the routing table is the loopback interface, |
* (according to the routing table) is the loopback interface, |
* unless the associated route has a gateway. |
* unless the associated route has a gateway. |
|
* |
|
* We don't explicitly match ip6_dst against an interface here. It |
|
* is already done in rtcache_lookup2: rt->rt_ifp->if_type will be |
|
* IFT_LOOP if the packet is for us. |
|
* |
* Note that this approach causes to accept a packet if there is a |
* Note that this approach causes to accept a packet if there is a |
* route to the loopback interface for the destination of the packet. |
* route to the loopback interface for the destination of the packet. |
* But we think it's even useful in some situations, e.g. when using |
* But we think it's even useful in some situations, e.g. when using |
Line 485 ip6_input(struct mbuf *m) |
|
Line 452 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 |
|
/* |
|
* The check below is redundant since the comparison of |
|
* the destination and the key of the rtentry has |
|
* already done through looking up the routing table. |
|
*/ |
|
IN6_ARE_ADDR_EQUAL(&ip6->ip6_dst, &rt6_getkey(rt)->sin6_addr) && |
|
#endif |
|
rt->rt_ifp->if_type == IFT_LOOP) { |
rt->rt_ifp->if_type == IFT_LOOP) { |
struct in6_ifaddr *ia6 = (struct in6_ifaddr *)rt->rt_ifa; |
struct in6_ifaddr *ia6 = (struct in6_ifaddr *)rt->rt_ifa; |
|
int addrok; |
|
|
if (ia6->ia6_flags & IN6_IFF_ANYCAST) |
if (ia6->ia6_flags & IN6_IFF_ANYCAST) |
m->m_flags |= M_ANYCAST6; |
m->m_flags |= M_ANYCAST6; |
/* |
/* |
* 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) |
|
addrok = 0; |
|
else if (ia6->ia6_flags & IN6_IFF_DETACHED && |
|
!IN6_IS_ADDR_UNSPECIFIED(&ip6->ip6_src)) |
|
{ |
|
/* Allow internal traffic to DETACHED addresses */ |
|
struct sockaddr_in6 sin6; |
|
int s; |
|
|
|
memset(&sin6, 0, sizeof(sin6)); |
|
sin6.sin6_family = AF_INET6; |
|
sin6.sin6_len = sizeof(sin6); |
|
sin6.sin6_addr = ip6->ip6_src; |
|
s = pserialize_read_enter(); |
|
addrok = (ifa_ifwithaddr(sin6tosa(&sin6)) != NULL); |
|
pserialize_read_exit(s); |
|
} else |
|
addrok = 1; |
|
if (addrok) { |
/* 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, |
char ip6bufs[INET6_ADDRSTRLEN]; |
"ip6_input: packet to an unready address %s->%s\n", |
char ip6bufd[INET6_ADDRSTRLEN]; |
ip6_sprintf(&ip6->ip6_src), |
nd6log(LOG_INFO, "packet to an unready address %s->%s\n", |
ip6_sprintf(&ip6->ip6_dst))); |
IN6_PRINT(ip6bufs, &ip6->ip6_src), |
|
IN6_PRINT(ip6bufd, &ip6->ip6_dst)); |
|
|
goto bad; |
goto bad_unref; |
} |
} |
} |
} |
|
|
Line 533 ip6_input(struct mbuf *m) |
|
Line 512 ip6_input(struct mbuf *m) |
|
} |
} |
#endif |
#endif |
|
|
#if 0 |
|
{ |
|
/* |
|
* Last resort: check in6_ifaddr for incoming interface. |
|
* The code is here until I update the "goto ours hack" code above |
|
* working right. |
|
*/ |
|
struct ifaddr *ifa; |
|
IFADDR_FOREACH(ifa, m->m_pkthdr.rcvif) { |
|
if (ifa->ifa_addr == NULL) |
|
continue; /* just for safety */ |
|
if (ifa->ifa_addr->sa_family != AF_INET6) |
|
continue; |
|
if (IN6_ARE_ADDR_EQUAL(IFA_IN6(ifa), &ip6->ip6_dst)) { |
|
ours = 1; |
|
deliverifp = ifa->ifa_ifp; |
|
goto hbhcheck; |
|
} |
|
} |
|
} |
|
#endif |
|
|
|
/* |
/* |
* Now there is no reason to process the packet if it's not our own |
* Now there is no reason to process the packet if it's not our own |
* and we're not a router. |
* and we're not a router. |
*/ |
*/ |
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_unref; |
} |
} |
|
|
hbhcheck: |
hbhcheck: |
/* |
/* |
* record address information into m_tag, if we don't have one yet. |
* Record address information into m_tag, if we don't have one yet. |
* note that we are unable to record it, if the address is not listed |
* Note that we are unable to record it, if the address is not listed |
* as our interface address (e.g. multicast addresses, addresses |
* as our interface address (e.g. multicast addresses, addresses |
* within FAITH prefixes and such). |
* within FAITH prefixes and such). |
*/ |
*/ |
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 583 ip6_input(struct mbuf *m) |
|
Line 542 ip6_input(struct mbuf *m) |
|
* to the upper layers. |
* to the upper layers. |
*/ |
*/ |
} |
} |
|
pserialize_read_exit(s); |
} |
} |
|
|
/* |
/* |
Line 595 ip6_input(struct mbuf *m) |
|
Line 555 ip6_input(struct mbuf *m) |
|
struct ip6_hbh *hbh; |
struct ip6_hbh *hbh; |
|
|
if (ip6_hopopts_input(&plen, &rtalert, &m, &off)) { |
if (ip6_hopopts_input(&plen, &rtalert, &m, &off)) { |
#if 0 /*touches NULL pointer*/ |
/* m already freed */ |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(rcvif, ifs6_in_discard); |
#endif |
rtcache_unref(rt, ro); |
return; /* m have already been freed */ |
percpu_putref(ip6_forward_rt_percpu); |
|
return; |
} |
} |
|
|
/* adjust pointer */ |
/* adjust pointer */ |
Line 616 ip6_input(struct mbuf *m) |
|
Line 577 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); |
|
rtcache_unref(rt, ro); |
|
percpu_putref(ip6_forward_rt_percpu); |
return; |
return; |
} |
} |
IP6_EXTHDR_GET(hbh, struct ip6_hbh *, m, sizeof(struct ip6_hdr), |
IP6_EXTHDR_GET(hbh, struct ip6_hbh *, m, sizeof(struct ip6_hdr), |
sizeof(struct ip6_hbh)); |
sizeof(struct ip6_hbh)); |
if (hbh == NULL) { |
if (hbh == NULL) { |
IP6_STATINC(IP6_STAT_TOOSHORT); |
IP6_STATINC(IP6_STAT_TOOSHORT); |
|
rtcache_unref(rt, ro); |
|
percpu_putref(ip6_forward_rt_percpu); |
return; |
return; |
} |
} |
KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
Line 642 ip6_input(struct mbuf *m) |
|
Line 607 ip6_input(struct mbuf *m) |
|
nxt = ip6->ip6_nxt; |
nxt = ip6->ip6_nxt; |
|
|
/* |
/* |
* Check that the amount of data in the buffers |
* Check that the amount of data in the buffers is at least much as |
* is as at least much as the IPv6 header would have us expect. |
* the IPv6 header would have us expect. Trim mbufs if longer than we |
* Trim mbufs if longer than we expect. |
* expect. Drop packet if shorter than we expect. |
* Drop packet if shorter than we expect. |
|
*/ |
*/ |
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_unref; |
} |
} |
if (m->m_pkthdr.len > sizeof(struct ip6_hdr) + plen) { |
if (m->m_pkthdr.len > sizeof(struct ip6_hdr) + plen) { |
if (m->m_len == m->m_pkthdr.len) { |
if (m->m_len == m->m_pkthdr.len) { |
Line 672 ip6_input(struct mbuf *m) |
|
Line 636 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) { |
|
rtcache_unref(rt, ro); |
|
percpu_putref(ip6_forward_rt_percpu); |
|
IP6_STATINC(IP6_STAT_CANTFORWARD); |
|
goto bad; |
|
} |
} |
} |
|
if (!ours) |
|
goto bad_unref; |
} else if (!ours) { |
} else if (!ours) { |
|
rtcache_unref(rt, ro); |
|
percpu_putref(ip6_forward_rt_percpu); |
ip6_forward(m, srcrt); |
ip6_forward(m, srcrt); |
return; |
return; |
} |
} |
Line 700 ip6_input(struct mbuf *m) |
|
Line 673 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_unref; |
} |
} |
|
|
/* |
|
* Tell launch routine the next header |
|
*/ |
|
#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); |
in6_ifstat_inc(deliverifp, ifs6_in_deliver); |
in6_ifstat_inc(deliverifp, ifs6_in_deliver); |
nest = 0; |
nest = 0; |
|
|
|
if (rt != NULL) { |
|
rtcache_unref(rt, ro); |
|
rt = NULL; |
|
} |
|
percpu_putref(ip6_forward_rt_percpu); |
|
|
rh_present = 0; |
rh_present = 0; |
|
frg_present = 0; |
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; |
} |
} |
|
|
|
M_VERIFY_PACKET(m); |
|
|
/* |
/* |
* protection against faulty packet - there should be |
* protection against faulty packet - there should be |
* more sanity checks in header chain processing. |
* more sanity checks in header chain processing. |
*/ |
*/ |
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); |
|
goto bad; |
|
} |
|
} else if (nxt == IPPROTO_FRAGMENT) { |
|
if (frg_present++) { |
|
in6_ifstat_inc(rcvif, ifs6_in_hdrerr); |
IP6_STATINC(IP6_STAT_BADOPTIONS); |
IP6_STATINC(IP6_STAT_BADOPTIONS); |
goto bad; |
goto bad; |
} |
} |
Line 748 ip6_input(struct mbuf *m) |
|
Line 734 ip6_input(struct mbuf *m) |
|
|
|
#ifdef IPSEC |
#ifdef IPSEC |
if (ipsec_used) { |
if (ipsec_used) { |
struct m_tag *mtag; |
|
struct tdb_ident *tdbi; |
|
struct secpolicy *sp; |
|
int s, error; |
|
|
|
/* |
/* |
* enforce IPsec policy checking if we are seeing last |
* Enforce IPsec policy checking if we are seeing last |
* header. note that we do not visit this with |
* header. Note that we do not visit this with |
* protocols with pcb layer code - like udp/tcp/raw ip. |
* protocols with pcb layer code - like udp/tcp/raw ip. |
*/ |
*/ |
if ((inet6sw[ip_protox[nxt]].pr_flags |
if ((inet6sw[ip_protox[nxt]].pr_flags |
& PR_LASTHDR) != 0) { |
& PR_LASTHDR) != 0) { |
/* |
int error; |
* Check if the packet has already had IPsec |
|
* processing done. If so, then just pass it |
error = ipsec_ip_input(m, false); |
* 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. |
|
*/ |
|
error = ipsec_in_reject(sp, m); |
|
KEY_FREESP(&sp); |
|
} else { |
|
/* XXX error stat??? */ |
|
error = EINVAL; |
|
DPRINTF(("ip6_input: no SP, packet" |
|
" discarded\n"));/*XXX*/ |
|
} |
|
splx(s); |
|
if (error) |
if (error) |
goto bad; |
goto bad; |
} |
} |
} |
} |
#endif /* IPSEC */ |
#endif |
|
|
nxt = (*inet6sw[ip6_protox[nxt]].pr_input)(&m, &off, nxt); |
nxt = (*inet6sw[ip6_protox[nxt]].pr_input)(&m, &off, nxt); |
} |
} |
return; |
return; |
bad: |
|
|
bad_unref: |
|
rtcache_unref(rt, ro); |
|
percpu_putref(ip6_forward_rt_percpu); |
|
bad: |
m_freem(m); |
m_freem(m); |
|
return; |
|
} |
|
|
|
static bool |
|
ip6_badaddr(struct ip6_hdr *ip6) |
|
{ |
|
/* Check against address spoofing/corruption. */ |
|
if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_src) || |
|
IN6_IS_ADDR_UNSPECIFIED(&ip6->ip6_dst)) { |
|
return true; |
|
} |
|
|
|
/* |
|
* The following check is not documented in specs. A malicious |
|
* party may be able to use IPv4 mapped addr to confuse tcp/udp stack |
|
* and bypass security checks (act as if it was from 127.0.0.1 by using |
|
* IPv6 src ::ffff:127.0.0.1). Be cautious. |
|
* |
|
* This check chokes if we are in an SIIT cloud. As none of BSDs |
|
* support IPv4-less kernel compilation, we cannot support SIIT |
|
* environment at all. So, it makes more sense for us to reject any |
|
* malicious packets for non-SIIT environment, than try to do a |
|
* partial support for SIIT environment. |
|
*/ |
|
if (IN6_IS_ADDR_V4MAPPED(&ip6->ip6_src) || |
|
IN6_IS_ADDR_V4MAPPED(&ip6->ip6_dst)) { |
|
return true; |
|
} |
|
|
|
/* |
|
* Reject packets with IPv4-compatible IPv6 addresses (RFC4291). |
|
*/ |
|
if (IN6_IS_ADDR_V4COMPAT(&ip6->ip6_src) || |
|
IN6_IS_ADDR_V4COMPAT(&ip6->ip6_dst)) { |
|
return true; |
|
} |
|
|
|
return false; |
} |
} |
|
|
/* |
/* |
Line 858 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
Line 851 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
|
|
/* validation of the length of the header */ |
/* validation of the length of the header */ |
IP6_EXTHDR_GET(hbh, struct ip6_hbh *, m, |
IP6_EXTHDR_GET(hbh, struct ip6_hbh *, m, |
sizeof(struct ip6_hdr), sizeof(struct ip6_hbh)); |
sizeof(struct ip6_hdr), sizeof(struct ip6_hbh)); |
if (hbh == NULL) { |
if (hbh == NULL) { |
IP6_STATINC(IP6_STAT_TOOSHORT); |
IP6_STATINC(IP6_STAT_TOOSHORT); |
return -1; |
return -1; |
} |
} |
hbhlen = (hbh->ip6h_len + 1) << 3; |
hbhlen = (hbh->ip6h_len + 1) << 3; |
IP6_EXTHDR_GET(hbh, struct ip6_hbh *, m, sizeof(struct ip6_hdr), |
IP6_EXTHDR_GET(hbh, struct ip6_hbh *, m, sizeof(struct ip6_hdr), |
hbhlen); |
hbhlen); |
if (hbh == NULL) { |
if (hbh == NULL) { |
IP6_STATINC(IP6_STAT_TOOSHORT); |
IP6_STATINC(IP6_STAT_TOOSHORT); |
return -1; |
return -1; |
Line 875 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
Line 868 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
hbhlen -= sizeof(struct ip6_hbh); |
hbhlen -= sizeof(struct ip6_hbh); |
|
|
if (ip6_process_hopopts(m, (u_int8_t *)hbh + sizeof(struct ip6_hbh), |
if (ip6_process_hopopts(m, (u_int8_t *)hbh + sizeof(struct ip6_hbh), |
hbhlen, rtalertp, plenp) < 0) |
hbhlen, rtalertp, plenp) < 0) |
return (-1); |
return -1; |
|
|
*offp = off; |
*offp = off; |
*mp = m; |
*mp = m; |
return (0); |
return 0; |
} |
} |
|
|
/* |
/* |
Line 963 ip6_process_hopopts(struct mbuf *m, u_in |
|
Line 956 ip6_process_hopopts(struct mbuf *m, u_in |
|
|
|
/* |
/* |
* We may see jumbolen in unaligned location, so |
* We may see jumbolen in unaligned location, so |
* we'd need to perform bcopy(). |
* we'd need to perform memcpy(). |
*/ |
*/ |
memcpy(&jumboplen, opt + 2, sizeof(jumboplen)); |
memcpy(&jumboplen, opt + 2, sizeof(jumboplen)); |
jumboplen = (u_int32_t)htonl(jumboplen); |
jumboplen = (u_int32_t)htonl(jumboplen); |
|
|
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) |
{ |
{ |
|
struct socket *so = in6p->in6p_socket; |
#ifdef RFC2292 |
#ifdef RFC2292 |
#define IS2292(x, y) ((in6p->in6p_flags & IN6P_RFC2292) ? (x) : (y)) |
#define IS2292(x, y) ((in6p->in6p_flags & IN6P_RFC2292) ? (x) : (y)) |
#else |
#else |
#define IS2292(x, y) (y) |
#define IS2292(x, y) (y) |
#endif |
#endif |
|
|
if (in6p->in6p_socket->so_options & SO_TIMESTAMP |
if (SOOPT_TIMESTAMP(so->so_options)) |
#ifdef SO_OTIMESTAMP |
mp = sbsavetimestamp(so->so_options, mp); |
|| in6p->in6p_socket->so_options & SO_OTIMESTAMP |
|
#endif |
|
) { |
|
struct timeval tv; |
|
|
|
microtime(&tv); |
|
#ifdef SO_OTIMESTAMP |
|
if (in6p->in6p_socket->so_options & SO_OTIMESTAMP) { |
|
struct timeval50 tv50; |
|
timeval_to_timeval50(&tv, &tv50); |
|
*mp = sbcreatecontrol((void *) &tv50, sizeof(tv50), |
|
SCM_OTIMESTAMP, SOL_SOCKET); |
|
} else |
|
#endif |
|
*mp = sbcreatecontrol((void *) &tv, sizeof(tv), |
|
SCM_TIMESTAMP, SOL_SOCKET); |
|
if (*mp) |
|
mp = &(*mp)->m_next; |
|
} |
|
|
|
/* some OSes call this logic with IPv4 packet, for SO_TIMESTAMP */ |
/* some OSes call this logic with IPv4 packet, for SO_TIMESTAMP */ |
if ((ip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) |
if ((ip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) |
Line 1110 ip6_savecontrol(struct in6pcb *in6p, str |
|
Line 1085 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(&pi6, sizeof(pi6), |
*mp = sbcreatecontrol((void *) &pi6, |
|
sizeof(struct in6_pktinfo), |
|
IS2292(IPV6_2292PKTINFO, IPV6_PKTINFO), IPPROTO_IPV6); |
IS2292(IPV6_2292PKTINFO, IPV6_PKTINFO), IPPROTO_IPV6); |
if (*mp) |
if (*mp) |
mp = &(*mp)->m_next; |
mp = &(*mp)->m_next; |
Line 1122 ip6_savecontrol(struct in6pcb *in6p, str |
|
Line 1095 ip6_savecontrol(struct in6pcb *in6p, str |
|
if (in6p->in6p_flags & IN6P_HOPLIMIT) { |
if (in6p->in6p_flags & IN6P_HOPLIMIT) { |
int hlim = ip6->ip6_hlim & 0xff; |
int hlim = ip6->ip6_hlim & 0xff; |
|
|
*mp = sbcreatecontrol((void *) &hlim, sizeof(int), |
*mp = sbcreatecontrol(&hlim, sizeof(hlim), |
IS2292(IPV6_2292HOPLIMIT, IPV6_HOPLIMIT), IPPROTO_IPV6); |
IS2292(IPV6_2292HOPLIMIT, IPV6_HOPLIMIT), IPPROTO_IPV6); |
if (*mp) |
if (*mp) |
mp = &(*mp)->m_next; |
mp = &(*mp)->m_next; |
Line 1136 ip6_savecontrol(struct in6pcb *in6p, str |
|
Line 1109 ip6_savecontrol(struct in6pcb *in6p, str |
|
flowinfo >>= 20; |
flowinfo >>= 20; |
|
|
tclass = flowinfo & 0xff; |
tclass = flowinfo & 0xff; |
*mp = sbcreatecontrol((void *)&tclass, sizeof(tclass), |
*mp = sbcreatecontrol(&tclass, sizeof(tclass), |
IPV6_TCLASS, IPPROTO_IPV6); |
IPV6_TCLASS, IPPROTO_IPV6); |
|
|
if (*mp) |
if (*mp) |
Line 1184 ip6_savecontrol(struct in6pcb *in6p, str |
|
Line 1157 ip6_savecontrol(struct in6pcb *in6p, str |
|
* be removed before returning in the RFC 2292. |
* be removed before returning in the RFC 2292. |
* Note: this constraint is removed in RFC3542. |
* Note: this constraint is removed in RFC3542. |
*/ |
*/ |
*mp = sbcreatecontrol((void *)hbh, hbhlen, |
*mp = sbcreatecontrol(hbh, hbhlen, |
IS2292(IPV6_2292HOPOPTS, IPV6_HOPOPTS), |
IS2292(IPV6_2292HOPOPTS, IPV6_HOPOPTS), |
IPPROTO_IPV6); |
IPPROTO_IPV6); |
if (*mp) |
if (*mp) |
Line 1246 ip6_savecontrol(struct in6pcb *in6p, str |
|
Line 1219 ip6_savecontrol(struct in6pcb *in6p, str |
|
if (!(in6p->in6p_flags & IN6P_DSTOPTS)) |
if (!(in6p->in6p_flags & IN6P_DSTOPTS)) |
break; |
break; |
|
|
*mp = sbcreatecontrol((void *)ip6e, elen, |
*mp = sbcreatecontrol(ip6e, elen, |
IS2292(IPV6_2292DSTOPTS, IPV6_DSTOPTS), |
IS2292(IPV6_2292DSTOPTS, IPV6_DSTOPTS), |
IPPROTO_IPV6); |
IPPROTO_IPV6); |
if (*mp) |
if (*mp) |
Line 1257 ip6_savecontrol(struct in6pcb *in6p, str |
|
Line 1230 ip6_savecontrol(struct in6pcb *in6p, str |
|
if (!(in6p->in6p_flags & IN6P_RTHDR)) |
if (!(in6p->in6p_flags & IN6P_RTHDR)) |
break; |
break; |
|
|
*mp = sbcreatecontrol((void *)ip6e, elen, |
*mp = sbcreatecontrol(ip6e, elen, |
IS2292(IPV6_2292RTHDR, IPV6_RTHDR), |
IS2292(IPV6_2292RTHDR, IPV6_RTHDR), |
IPPROTO_IPV6); |
IPPROTO_IPV6); |
if (*mp) |
if (*mp) |
Line 1307 ip6_notify_pmtu(struct in6pcb *in6p, con |
|
Line 1280 ip6_notify_pmtu(struct in6pcb *in6p, con |
|
if (mtu == NULL) |
if (mtu == NULL) |
return; |
return; |
|
|
#ifdef DIAGNOSTIC |
KASSERT(so != NULL); |
if (so == NULL) /* I believe this is impossible */ |
|
panic("ip6_notify_pmtu: socket is NULL"); |
|
#endif |
|
|
|
memset(&mtuctl, 0, sizeof(mtuctl)); /* zero-clear for safety */ |
memset(&mtuctl, 0, sizeof(mtuctl)); /* zero-clear for safety */ |
mtuctl.ip6m_mtu = *mtu; |
mtuctl.ip6m_mtu = *mtu; |
Line 1318 ip6_notify_pmtu(struct in6pcb *in6p, con |
|
Line 1288 ip6_notify_pmtu(struct in6pcb *in6p, con |
|
if (sa6_recoverscope(&mtuctl.ip6m_addr)) |
if (sa6_recoverscope(&mtuctl.ip6m_addr)) |
return; |
return; |
|
|
if ((m_mtu = sbcreatecontrol((void *)&mtuctl, sizeof(mtuctl), |
if ((m_mtu = sbcreatecontrol(&mtuctl, sizeof(mtuctl), |
IPV6_PATHMTU, IPPROTO_IPV6)) == NULL) |
IPV6_PATHMTU, IPPROTO_IPV6)) == NULL) |
return; |
return; |
|
|
if (sbappendaddr(&so->so_rcv, (const struct sockaddr *)dst, NULL, m_mtu) |
if (sbappendaddr(&so->so_rcv, (const struct sockaddr *)dst, NULL, m_mtu) |
== 0) { |
== 0) { |
|
soroverflow(so); |
m_freem(m_mtu); |
m_freem(m_mtu); |
/* XXX: should count statistics */ |
|
} else |
} else |
sorwakeup(so); |
sorwakeup(so); |
|
|
Line 1343 ip6_pullexthdr(struct mbuf *m, size_t of |
|
Line 1313 ip6_pullexthdr(struct mbuf *m, size_t of |
|
size_t elen; |
size_t elen; |
struct mbuf *n; |
struct mbuf *n; |
|
|
#ifdef DIAGNOSTIC |
|
switch (nxt) { |
|
case IPPROTO_DSTOPTS: |
|
case IPPROTO_ROUTING: |
|
case IPPROTO_HOPOPTS: |
|
case IPPROTO_AH: /* is it possible? */ |
|
break; |
|
default: |
|
printf("ip6_pullexthdr: invalid nxt=%d\n", nxt); |
|
} |
|
#endif |
|
|
|
m_copydata(m, off, sizeof(ip6e), (void *)&ip6e); |
m_copydata(m, off, sizeof(ip6e), (void *)&ip6e); |
if (nxt == IPPROTO_AH) |
if (nxt == IPPROTO_AH) |
elen = (ip6e.ip6e_len + 2) << 2; |
elen = (ip6e.ip6e_len + 2) << 2; |
Line 1437 ip6_nexthdr(struct mbuf *m, int off, int |
|
Line 1395 ip6_nexthdr(struct mbuf *m, int off, int |
|
|
|
/* just in case */ |
/* just in case */ |
if (m == NULL) |
if (m == NULL) |
panic("ip6_nexthdr: m == NULL"); |
panic("%s: m == NULL", __func__); |
if ((m->m_flags & M_PKTHDR) == 0 || m->m_pkthdr.len < off) |
if ((m->m_flags & M_PKTHDR) == 0 || m->m_pkthdr.len < off) |
return -1; |
return -1; |
|
|
Line 1567 ip6_delaux(struct mbuf *m) |
|
Line 1525 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 1640 const u_char inet6ctlerrmap[PRC_NCMDS] = |
|
Line 1538 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 1650 sysctl_net_inet6_ip6_stats(SYSCTLFN_ARGS |
|
Line 1550 sysctl_net_inet6_ip6_stats(SYSCTLFN_ARGS |
|
static void |
static void |
sysctl_net_inet6_ip6_setup(struct sysctllog **clog) |
sysctl_net_inet6_ip6_setup(struct sysctllog **clog) |
{ |
{ |
#ifdef RFC2292 |
|
#define IS2292(x, y) ((in6p->in6p_flags & IN6P_RFC2292) ? (x) : (y)) |
|
#else |
|
#define IS2292(x, y) (y) |
|
#endif |
|
|
|
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT, |
CTLFLAG_PERMANENT, |
Line 1690 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1585 sysctl_net_inet6_ip6_setup(struct sysctl |
|
NULL, 0, &ip6_defhlim, 0, |
NULL, 0, &ip6_defhlim, 0, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
IPV6CTL_DEFHLIM, CTL_EOL); |
IPV6CTL_DEFHLIM, CTL_EOL); |
#ifdef notyet |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "mtu", NULL, |
|
NULL, 0, &, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_DEFMTU, CTL_EOL); |
|
#endif |
|
#ifdef __no_idea__ |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "forwsrcrt", NULL, |
|
NULL, 0, &?, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_FORWSRCRT, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_STRUCT, "mrtstats", NULL, |
|
NULL, 0, &?, sizeof(?), |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_MRTSTATS, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_?, "mrtproto", NULL, |
|
NULL, 0, &?, sizeof(?), |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_MRTPROTO, CTL_EOL); |
|
#endif |
|
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLTYPE_INT, "maxfragpackets", |
CTLTYPE_INT, "maxfragpackets", |
Line 1726 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1593 sysctl_net_inet6_ip6_setup(struct sysctl |
|
NULL, 0, &ip6_maxfragpackets, 0, |
NULL, 0, &ip6_maxfragpackets, 0, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
IPV6CTL_MAXFRAGPACKETS, CTL_EOL); |
IPV6CTL_MAXFRAGPACKETS, CTL_EOL); |
#ifdef __no_idea__ |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "sourcecheck", NULL, |
|
NULL, 0, &?, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_SOURCECHECK, CTL_EOL); |
|
sysctl_createv(clog, 0, NULL, NULL, |
|
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
CTLTYPE_INT, "sourcecheck_logint", NULL, |
|
NULL, 0, &?, 0, |
|
CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
IPV6CTL_SOURCECHECK_LOGINT, CTL_EOL); |
|
#endif |
|
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLTYPE_INT, "accept_rtadv", |
CTLTYPE_INT, "accept_rtadv", |
Line 1771 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1624 sysctl_net_inet6_ip6_setup(struct sysctl |
|
sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
CTLTYPE_INT, "log_interval", |
CTLTYPE_INT, "log_interval", |
SYSCTL_DESCR("Minumum interval between logging " |
SYSCTL_DESCR("Minimum interval between logging " |
"unroutable packets"), |
"unroutable packets"), |
NULL, 0, &ip6_log_interval, 0, |
NULL, 0, &ip6_log_interval, 0, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
Line 1805 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1658 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 1848 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1692 sysctl_net_inet6_ip6_setup(struct sysctl |
|
IPV6CTL_V6ONLY, CTL_EOL); |
IPV6CTL_V6ONLY, CTL_EOL); |
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_READWRITE, |
|
CTLTYPE_INT, "anonportmin", |
CTLTYPE_INT, "anonportmin", |
SYSCTL_DESCR("Lowest ephemeral port number to assign"), |
SYSCTL_DESCR("Lowest ephemeral port number to assign"), |
sysctl_net_inet_ip_ports, 0, &ip6_anonportmin, 0, |
sysctl_net_inet_ip_ports, 0, &ip6_anonportmin, 0, |
Line 1889 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1724 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 1944 sysctl_net_inet6_ip6_setup(struct sysctl |
|
Line 1796 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 |
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sysctl_createv(clog, 0, NULL, NULL, |
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CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
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CTLTYPE_INT, "maxflows", |
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SYSCTL_DESCR("Number of flows for fast forwarding (IPv6)"), |
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sysctl_net_inet6_ip6_maxflows, 0, &ip6_maxflows, 0, |
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CTL_NET, PF_INET6, IPPROTO_IPV6, |
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CTL_CREATE, CTL_EOL); |
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sysctl_createv(clog, 0, NULL, NULL, |
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CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
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CTLTYPE_INT, "hashsize", |
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SYSCTL_DESCR("Size of hash table for fast forwarding (IPv6)"), |
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sysctl_net_inet6_ip6_hashsize, 0, &ip6_hashsize, 0, |
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CTL_NET, PF_INET6, IPPROTO_IPV6, |
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CTL_CREATE, CTL_EOL); |
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#endif |
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/* anonportalgo RFC6056 subtree */ |
/* anonportalgo RFC6056 subtree */ |
const struct sysctlnode *portalgo_node; |
const struct sysctlnode *portalgo_node; |
sysctl_createv(clog, 0, NULL, &portalgo_node, |
sysctl_createv(clog, 0, NULL, &portalgo_node, |