| version 1.114, 2008/02/27 19:40:56 |
version 1.115, 2008/04/08 23:37:43 |
| Line 146 int ip6_sourcecheck_interval; /* XXX */ |
|
| Line 146 int ip6_sourcecheck_interval; /* XXX */ |
|
| struct pfil_head inet6_pfil_hook; |
struct pfil_head inet6_pfil_hook; |
| #endif |
#endif |
| |
|
| struct ip6stat ip6stat; |
uint64_t ip6stat[IP6_NSTATS]; |
| |
|
| static void ip6_init2(void *); |
static void ip6_init2(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 *); |
| Line 280 ip6_input(struct mbuf *m) |
|
| Line 280 ip6_input(struct mbuf *m) |
|
| */ |
*/ |
| if (m->m_flags & M_EXT) { |
if (m->m_flags & M_EXT) { |
| if (m->m_next) |
if (m->m_next) |
| ip6stat.ip6s_mext2m++; |
ip6stat[IP6_STAT_MEXT2M]++; |
| else |
else |
| ip6stat.ip6s_mext1++; |
ip6stat[IP6_STAT_MEXT1]++; |
| } else { |
} else { |
| #define M2MMAX __arraycount(ip6stat.ip6s_m2m) |
#define M2MMAX 32 |
| if (m->m_next) { |
if (m->m_next) { |
| if (m->m_flags & M_LOOP) { |
if (m->m_flags & M_LOOP) { |
| ip6stat.ip6s_m2m[lo0ifp->if_index]++; /* XXX */ |
/*XXX*/ ip6stat[IP6_STAT_M2M + lo0ifp->if_index]++; |
| } else if (m->m_pkthdr.rcvif->if_index < M2MMAX) |
} else if (m->m_pkthdr.rcvif->if_index < M2MMAX) { |
| ip6stat.ip6s_m2m[m->m_pkthdr.rcvif->if_index]++; |
ip6stat[IP6_STAT_M2M + |
| else |
m->m_pkthdr.rcvif->if_index]++; |
| ip6stat.ip6s_m2m[0]++; |
} else |
| |
ip6stat[IP6_STAT_M2M]++; |
| } else |
} else |
| ip6stat.ip6s_m1++; |
ip6stat[IP6_STAT_M1]++; |
| #undef M2MMAX |
#undef M2MMAX |
| } |
} |
| |
|
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_receive); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_receive); |
| ip6stat.ip6s_total++; |
ip6stat[IP6_STAT_TOTAL]++; |
| |
|
| /* |
/* |
| * If the IPv6 header is not aligned, slurp it up into a new |
* If the IPv6 header is not aligned, slurp it up into a new |
| Line 311 ip6_input(struct mbuf *m) |
|
| Line 312 ip6_input(struct mbuf *m) |
|
| 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 */ |
| ip6stat.ip6s_toosmall++; |
ip6stat[IP6_STAT_TOOSMALL]++; |
| in6_ifstat_inc(inifp, ifs6_in_hdrerr); |
in6_ifstat_inc(inifp, 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; |
struct ifnet *inifp = m->m_pkthdr.rcvif; |
| if ((m = m_pullup(m, sizeof(struct ip6_hdr))) == NULL) { |
if ((m = m_pullup(m, sizeof(struct ip6_hdr))) == NULL) { |
| ip6stat.ip6s_toosmall++; |
ip6stat[IP6_STAT_TOOSMALL]++; |
| in6_ifstat_inc(inifp, ifs6_in_hdrerr); |
in6_ifstat_inc(inifp, ifs6_in_hdrerr); |
| return; |
return; |
| } |
} |
| Line 327 ip6_input(struct mbuf *m) |
|
| Line 328 ip6_input(struct mbuf *m) |
|
| ip6 = mtod(m, struct ip6_hdr *); |
ip6 = mtod(m, struct ip6_hdr *); |
| |
|
| if ((ip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) { |
if ((ip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) { |
| ip6stat.ip6s_badvers++; |
ip6stat[IP6_STAT_BADVERS]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
| goto bad; |
goto bad; |
| } |
} |
| Line 376 ip6_input(struct mbuf *m) |
|
| Line 377 ip6_input(struct mbuf *m) |
|
| } |
} |
| #endif /* PFIL_HOOKS */ |
#endif /* PFIL_HOOKS */ |
| |
|
| ip6stat.ip6s_nxthist[ip6->ip6_nxt]++; |
ip6stat[IP6_STAT_NXTHIST + ip6->ip6_nxt]++; |
| |
|
| #ifdef ALTQ |
#ifdef ALTQ |
| if (altq_input != NULL && (*altq_input)(m, AF_INET6) == 0) { |
if (altq_input != NULL && (*altq_input)(m, AF_INET6) == 0) { |
| Line 393 ip6_input(struct mbuf *m) |
|
| Line 394 ip6_input(struct mbuf *m) |
|
| /* |
/* |
| * XXX: "badscope" is not very suitable for a multicast source. |
* XXX: "badscope" is not very suitable for a multicast source. |
| */ |
*/ |
| ip6stat.ip6s_badscope++; |
ip6stat[IP6_STAT_BADSCOPE]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
| goto bad; |
goto bad; |
| } |
} |
| Line 411 ip6_input(struct mbuf *m) |
|
| Line 412 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)) { |
| ip6stat.ip6s_badscope++; |
ip6stat[IP6_STAT_BADSCOPE]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
| goto bad; |
goto bad; |
| } |
} |
| Line 425 ip6_input(struct mbuf *m) |
|
| Line 426 ip6_input(struct mbuf *m) |
|
| */ |
*/ |
| 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)) { |
| ip6stat.ip6s_badscope++; |
ip6stat[IP6_STAT_BADSCOPE]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
| goto bad; |
goto bad; |
| } |
} |
| Line 446 ip6_input(struct mbuf *m) |
|
| Line 447 ip6_input(struct mbuf *m) |
|
| goto bad; |
goto bad; |
| ip6 = mtod(m, struct ip6_hdr *); |
ip6 = mtod(m, struct ip6_hdr *); |
| if (in6_clearscope(&ip6->ip6_src) || in6_clearscope(&ip6->ip6_dst)) { |
if (in6_clearscope(&ip6->ip6_src) || in6_clearscope(&ip6->ip6_dst)) { |
| ip6stat.ip6s_badscope++; /* XXX */ |
ip6stat[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, m->m_pkthdr.rcvif, NULL) || |
| in6_setscope(&ip6->ip6_dst, m->m_pkthdr.rcvif, NULL)) { |
in6_setscope(&ip6->ip6_dst, m->m_pkthdr.rcvif, NULL)) { |
| ip6stat.ip6s_badscope++; |
ip6stat[IP6_STAT_BADSCOPE]++; |
| goto bad; |
goto bad; |
| } |
} |
| |
|
| Line 470 ip6_input(struct mbuf *m) |
|
| Line 471 ip6_input(struct mbuf *m) |
|
| if (in6m) |
if (in6m) |
| ours = 1; |
ours = 1; |
| else if (!ip6_mrouter) { |
else if (!ip6_mrouter) { |
| ip6stat.ip6s_notmember++; |
ip6stat[IP6_STAT_NOTMEMBER]++; |
| ip6stat.ip6s_cantforward++; |
ip6stat[IP6_STAT_CANTFORWARD]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
| goto bad; |
goto bad; |
| } |
} |
| Line 486 ip6_input(struct mbuf *m) |
|
| Line 487 ip6_input(struct mbuf *m) |
|
| */ |
*/ |
| rt = rtcache_lookup2(&ip6_forward_rt, &u.dst, 1, &hit); |
rt = rtcache_lookup2(&ip6_forward_rt, &u.dst, 1, &hit); |
| if (hit) |
if (hit) |
| ip6stat.ip6s_forward_cachehit++; |
ip6stat[IP6_STAT_FORWARD_CACHEHIT]++; |
| else |
else |
| ip6stat.ip6s_forward_cachemiss++; |
ip6stat[IP6_STAT_FORWARD_CACHEMISS]++; |
| |
|
| #define rt6_getkey(__rt) satocsin6(rt_getkey(__rt)) |
#define rt6_getkey(__rt) satocsin6(rt_getkey(__rt)) |
| |
|
| Line 578 ip6_input(struct mbuf *m) |
|
| Line 579 ip6_input(struct mbuf *m) |
|
| * and we're not a router. |
* and we're not a router. |
| */ |
*/ |
| if (!ip6_forwarding) { |
if (!ip6_forwarding) { |
| ip6stat.ip6s_cantforward++; |
ip6stat[IP6_STAT_CANTFORWARD]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
| goto bad; |
goto bad; |
| } |
} |
| Line 633 ip6_input(struct mbuf *m) |
|
| Line 634 ip6_input(struct mbuf *m) |
|
| * contained, ip6_hopopts_input() must set a valid |
* contained, ip6_hopopts_input() must set a valid |
| * (non-zero) payload length to the variable plen. |
* (non-zero) payload length to the variable plen. |
| */ |
*/ |
| ip6stat.ip6s_badoptions++; |
ip6stat[IP6_STAT_BADOPTIONS]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_discard); |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
| icmp6_error(m, ICMP6_PARAM_PROB, |
icmp6_error(m, ICMP6_PARAM_PROB, |
| Line 644 ip6_input(struct mbuf *m) |
|
| Line 645 ip6_input(struct mbuf *m) |
|
| 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) { |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| return; |
return; |
| } |
} |
| KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
| Line 666 ip6_input(struct mbuf *m) |
|
| Line 667 ip6_input(struct mbuf *m) |
|
| * 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) { |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_truncated); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_truncated); |
| goto bad; |
goto bad; |
| } |
} |
| Line 691 ip6_input(struct mbuf *m) |
|
| Line 692 ip6_input(struct mbuf *m) |
|
| * 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 && ip6_mforward(ip6, m->m_pkthdr.rcvif, m)) { |
| ip6stat.ip6s_cantforward++; |
ip6stat[IP6_STAT_CANTFORWARD]++; |
| m_freem(m); |
m_freem(m); |
| return; |
return; |
| } |
} |
| Line 717 ip6_input(struct mbuf *m) |
|
| Line 718 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)) { |
| ip6stat.ip6s_badscope++; |
ip6stat[IP6_STAT_BADSCOPE]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_addrerr); |
| goto bad; |
goto bad; |
| } |
} |
| Line 733 ip6_input(struct mbuf *m) |
|
| Line 734 ip6_input(struct mbuf *m) |
|
| ia6->ia_ifa.ifa_data.ifad_inbytes += m->m_pkthdr.len; |
ia6->ia_ifa.ifa_data.ifad_inbytes += m->m_pkthdr.len; |
| } |
} |
| #endif |
#endif |
| ip6stat.ip6s_delivered++; |
ip6stat[IP6_STAT_DELIVERED]++; |
| in6_ifstat_inc(deliverifp, ifs6_in_deliver); |
in6_ifstat_inc(deliverifp, ifs6_in_deliver); |
| nest = 0; |
nest = 0; |
| |
|
| rh_present = 0; |
rh_present = 0; |
| while (nxt != IPPROTO_DONE) { |
while (nxt != IPPROTO_DONE) { |
| if (ip6_hdrnestlimit && (++nest > ip6_hdrnestlimit)) { |
if (ip6_hdrnestlimit && (++nest > ip6_hdrnestlimit)) { |
| ip6stat.ip6s_toomanyhdr++; |
ip6stat[IP6_STAT_TOOMANYHDR]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_hdrerr); |
| goto bad; |
goto bad; |
| } |
} |
| Line 750 ip6_input(struct mbuf *m) |
|
| Line 751 ip6_input(struct mbuf *m) |
|
| * 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) { |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_truncated); |
in6_ifstat_inc(m->m_pkthdr.rcvif, ifs6_in_truncated); |
| goto bad; |
goto bad; |
| } |
} |
| Line 759 ip6_input(struct mbuf *m) |
|
| Line 760 ip6_input(struct mbuf *m) |
|
| if (rh_present++) { |
if (rh_present++) { |
| in6_ifstat_inc(m->m_pkthdr.rcvif, |
in6_ifstat_inc(m->m_pkthdr.rcvif, |
| ifs6_in_hdrerr); |
ifs6_in_hdrerr); |
| ip6stat.ip6s_badoptions++; |
ip6stat[IP6_STAT_BADOPTIONS]++; |
| goto bad; |
goto bad; |
| } |
} |
| } |
} |
| Line 873 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
| Line 874 ip6_hopopts_input(u_int32_t *plenp, u_in |
|
| 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) { |
| ip6stat.ip6s_tooshort++; |
ip6stat[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) { |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| return -1; |
return -1; |
| } |
} |
| KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
| Line 924 ip6_process_hopopts(struct mbuf *m, u_in |
|
| Line 925 ip6_process_hopopts(struct mbuf *m, u_in |
|
| break; |
break; |
| case IP6OPT_PADN: |
case IP6OPT_PADN: |
| if (hbhlen < IP6OPT_MINLEN) { |
if (hbhlen < IP6OPT_MINLEN) { |
| ip6stat.ip6s_toosmall++; |
ip6stat[IP6_STAT_TOOSMALL]++; |
| goto bad; |
goto bad; |
| } |
} |
| optlen = *(opt + 1) + 2; |
optlen = *(opt + 1) + 2; |
| Line 932 ip6_process_hopopts(struct mbuf *m, u_in |
|
| Line 933 ip6_process_hopopts(struct mbuf *m, u_in |
|
| case IP6OPT_RTALERT: |
case IP6OPT_RTALERT: |
| /* XXX may need check for alignment */ |
/* XXX may need check for alignment */ |
| if (hbhlen < IP6OPT_RTALERT_LEN) { |
if (hbhlen < IP6OPT_RTALERT_LEN) { |
| ip6stat.ip6s_toosmall++; |
ip6stat[IP6_STAT_TOOSMALL]++; |
| goto bad; |
goto bad; |
| } |
} |
| if (*(opt + 1) != IP6OPT_RTALERT_LEN - 2) { |
if (*(opt + 1) != IP6OPT_RTALERT_LEN - 2) { |
| Line 949 ip6_process_hopopts(struct mbuf *m, u_in |
|
| Line 950 ip6_process_hopopts(struct mbuf *m, u_in |
|
| case IP6OPT_JUMBO: |
case IP6OPT_JUMBO: |
| /* XXX may need check for alignment */ |
/* XXX may need check for alignment */ |
| if (hbhlen < IP6OPT_JUMBO_LEN) { |
if (hbhlen < IP6OPT_JUMBO_LEN) { |
| ip6stat.ip6s_toosmall++; |
ip6stat[IP6_STAT_TOOSMALL]++; |
| goto bad; |
goto bad; |
| } |
} |
| if (*(opt + 1) != IP6OPT_JUMBO_LEN - 2) { |
if (*(opt + 1) != IP6OPT_JUMBO_LEN - 2) { |
| Line 967 ip6_process_hopopts(struct mbuf *m, u_in |
|
| Line 968 ip6_process_hopopts(struct mbuf *m, u_in |
|
| */ |
*/ |
| ip6 = mtod(m, struct ip6_hdr *); |
ip6 = mtod(m, struct ip6_hdr *); |
| if (ip6->ip6_plen) { |
if (ip6->ip6_plen) { |
| ip6stat.ip6s_badoptions++; |
ip6stat[IP6_STAT_BADOPTIONS]++; |
| icmp6_error(m, ICMP6_PARAM_PROB, |
icmp6_error(m, ICMP6_PARAM_PROB, |
| ICMP6_PARAMPROB_HEADER, |
ICMP6_PARAMPROB_HEADER, |
| erroff + opt - opthead); |
erroff + opt - opthead); |
| Line 991 ip6_process_hopopts(struct mbuf *m, u_in |
|
| Line 992 ip6_process_hopopts(struct mbuf *m, u_in |
|
| * there's no explicit mention in specification. |
* there's no explicit mention in specification. |
| */ |
*/ |
| if (*plenp != 0) { |
if (*plenp != 0) { |
| ip6stat.ip6s_badoptions++; |
ip6stat[IP6_STAT_BADOPTIONS]++; |
| icmp6_error(m, ICMP6_PARAM_PROB, |
icmp6_error(m, ICMP6_PARAM_PROB, |
| ICMP6_PARAMPROB_HEADER, |
ICMP6_PARAMPROB_HEADER, |
| erroff + opt + 2 - opthead); |
erroff + opt + 2 - opthead); |
| Line 1003 ip6_process_hopopts(struct mbuf *m, u_in |
|
| Line 1004 ip6_process_hopopts(struct mbuf *m, u_in |
|
| * jumbo payload length must be larger than 65535. |
* jumbo payload length must be larger than 65535. |
| */ |
*/ |
| if (jumboplen <= IPV6_MAXPACKET) { |
if (jumboplen <= IPV6_MAXPACKET) { |
| ip6stat.ip6s_badoptions++; |
ip6stat[IP6_STAT_BADOPTIONS]++; |
| icmp6_error(m, ICMP6_PARAM_PROB, |
icmp6_error(m, ICMP6_PARAM_PROB, |
| ICMP6_PARAMPROB_HEADER, |
ICMP6_PARAMPROB_HEADER, |
| erroff + opt + 2 - opthead); |
erroff + opt + 2 - opthead); |
| Line 1014 ip6_process_hopopts(struct mbuf *m, u_in |
|
| Line 1015 ip6_process_hopopts(struct mbuf *m, u_in |
|
| break; |
break; |
| default: /* unknown option */ |
default: /* unknown option */ |
| if (hbhlen < IP6OPT_MINLEN) { |
if (hbhlen < IP6OPT_MINLEN) { |
| ip6stat.ip6s_toosmall++; |
ip6stat[IP6_STAT_TOOSMALL]++; |
| goto bad; |
goto bad; |
| } |
} |
| optlen = ip6_unknown_opt(opt, m, |
optlen = ip6_unknown_opt(opt, m, |
| Line 1051 ip6_unknown_opt(u_int8_t *optp, struct m |
|
| Line 1052 ip6_unknown_opt(u_int8_t *optp, struct m |
|
| m_freem(m); |
m_freem(m); |
| return (-1); |
return (-1); |
| case IP6OPT_TYPE_FORCEICMP: /* send ICMP even if multicasted */ |
case IP6OPT_TYPE_FORCEICMP: /* send ICMP even if multicasted */ |
| ip6stat.ip6s_badoptions++; |
ip6stat[IP6_STAT_BADOPTIONS]++; |
| icmp6_error(m, ICMP6_PARAM_PROB, ICMP6_PARAMPROB_OPTION, off); |
icmp6_error(m, ICMP6_PARAM_PROB, ICMP6_PARAMPROB_OPTION, off); |
| return (-1); |
return (-1); |
| case IP6OPT_TYPE_ICMP: /* send ICMP if not multicasted */ |
case IP6OPT_TYPE_ICMP: /* send ICMP if not multicasted */ |
| ip6stat.ip6s_badoptions++; |
ip6stat[IP6_STAT_BADOPTIONS]++; |
| ip6 = mtod(m, struct ip6_hdr *); |
ip6 = mtod(m, struct ip6_hdr *); |
| if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_dst) || |
if (IN6_IS_ADDR_MULTICAST(&ip6->ip6_dst) || |
| (m->m_flags & (M_BCAST|M_MCAST))) |
(m->m_flags & (M_BCAST|M_MCAST))) |
| Line 1170 ip6_savecontrol(struct in6pcb *in6p, str |
|
| Line 1171 ip6_savecontrol(struct in6pcb *in6p, str |
|
| ext = ip6_pullexthdr(m, sizeof(struct ip6_hdr), |
ext = ip6_pullexthdr(m, sizeof(struct ip6_hdr), |
| xip6->ip6_nxt); |
xip6->ip6_nxt); |
| if (ext == NULL) { |
if (ext == NULL) { |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| return; |
return; |
| } |
} |
| hbh = mtod(ext, struct ip6_hbh *); |
hbh = mtod(ext, struct ip6_hbh *); |
| hbhlen = (hbh->ip6h_len + 1) << 3; |
hbhlen = (hbh->ip6h_len + 1) << 3; |
| if (hbhlen != ext->m_len) { |
if (hbhlen != ext->m_len) { |
| m_freem(ext); |
m_freem(ext); |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| return; |
return; |
| } |
} |
| |
|
| Line 1229 ip6_savecontrol(struct in6pcb *in6p, str |
|
| Line 1230 ip6_savecontrol(struct in6pcb *in6p, str |
|
| |
|
| ext = ip6_pullexthdr(m, off, nxt); |
ext = ip6_pullexthdr(m, off, nxt); |
| if (ext == NULL) { |
if (ext == NULL) { |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| return; |
return; |
| } |
} |
| ip6e = mtod(ext, struct ip6_ext *); |
ip6e = mtod(ext, struct ip6_ext *); |
| Line 1239 ip6_savecontrol(struct in6pcb *in6p, str |
|
| Line 1240 ip6_savecontrol(struct in6pcb *in6p, str |
|
| elen = (ip6e->ip6e_len + 1) << 3; |
elen = (ip6e->ip6e_len + 1) << 3; |
| if (elen != ext->m_len) { |
if (elen != ext->m_len) { |
| m_freem(ext); |
m_freem(ext); |
| ip6stat.ip6s_tooshort++; |
ip6stat[IP6_STAT_TOOSHORT]++; |
| return; |
return; |
| } |
} |
| KASSERT(IP6_HDR_ALIGNED_P(ip6e)); |
KASSERT(IP6_HDR_ALIGNED_P(ip6e)); |
| Line 1893 SYSCTL_SETUP(sysctl_net_inet6_ip6_setup, |
|
| Line 1894 SYSCTL_SETUP(sysctl_net_inet6_ip6_setup, |
|
| CTLFLAG_PERMANENT, |
CTLFLAG_PERMANENT, |
| CTLTYPE_STRUCT, "stats", |
CTLTYPE_STRUCT, "stats", |
| SYSCTL_DESCR("IPv6 statistics"), |
SYSCTL_DESCR("IPv6 statistics"), |
| NULL, 0, &ip6stat, sizeof(ip6stat), |
NULL, 0, ip6stat, sizeof(ip6stat), |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
CTL_NET, PF_INET6, IPPROTO_IPV6, |
| IPV6CTL_STATS, CTL_EOL); |
IPV6CTL_STATS, CTL_EOL); |
| sysctl_createv(clog, 0, NULL, NULL, |
sysctl_createv(clog, 0, NULL, NULL, |