| version 1.64.2.6, 2005/11/10 14:11:25 |
version 1.65, 2003/08/07 16:33:26 |
| Line 112 __KERNEL_RCSID(0, "$NetBSD$"); |
|
| Line 112 __KERNEL_RCSID(0, "$NetBSD$"); |
|
| |
|
| #include <netinet6/ip6protosw.h> |
#include <netinet6/ip6protosw.h> |
| |
|
| |
/* we need it for NLOOP. */ |
| |
#include "loop.h" |
| #include "faith.h" |
#include "faith.h" |
| #include "gif.h" |
#include "gif.h" |
| |
#include "bpfilter.h" |
| |
|
| #if NGIF > 0 |
#if NGIF > 0 |
| #include <netinet6/in6_gif.h> |
#include <netinet6/in6_gif.h> |
| Line 128 static int ip6qmaxlen = IFQ_MAXLEN; |
|
| Line 131 static int ip6qmaxlen = IFQ_MAXLEN; |
|
| struct in6_ifaddr *in6_ifaddr; |
struct in6_ifaddr *in6_ifaddr; |
| struct ifqueue ip6intrq; |
struct ifqueue ip6intrq; |
| |
|
| |
extern struct ifnet loif[NLOOP]; |
| 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 */ |
| Line 150 static struct mbuf *ip6_pullexthdr __P(( |
|
| Line 154 static struct mbuf *ip6_pullexthdr __P(( |
|
| void |
void |
| ip6_init() |
ip6_init() |
| { |
{ |
| const struct ip6protosw *pr; |
struct ip6protosw *pr; |
| int i; |
int i; |
| |
|
| pr = (const struct ip6protosw *)pffindproto(PF_INET6, IPPROTO_RAW, SOCK_RAW); |
pr = (struct ip6protosw *)pffindproto(PF_INET6, IPPROTO_RAW, SOCK_RAW); |
| if (pr == 0) |
if (pr == 0) |
| panic("ip6_init"); |
panic("ip6_init"); |
| for (i = 0; i < IPPROTO_MAX; i++) |
for (i = 0; i < IPPROTO_MAX; i++) |
| ip6_protox[i] = pr - inet6sw; |
ip6_protox[i] = pr - inet6sw; |
| for (pr = (const struct ip6protosw *)inet6domain.dom_protosw; |
for (pr = (struct ip6protosw *)inet6domain.dom_protosw; |
| pr < (const struct ip6protosw *)inet6domain.dom_protoswNPROTOSW; pr++) |
pr < (struct ip6protosw *)inet6domain.dom_protoswNPROTOSW; pr++) |
| 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; |
ip6intrq.ifq_maxlen = ip6qmaxlen; |
| nd6_init(); |
nd6_init(); |
| frag6_init(); |
frag6_init(); |
| |
ip6_flow_seq = arc4random(); |
| |
|
| ip6_init2((void *)0); |
ip6_init2((void *)0); |
| |
|
|
|
| #define M2MMAX (sizeof(ip6stat.ip6s_m2m)/sizeof(ip6stat.ip6s_m2m[0])) |
#define M2MMAX (sizeof(ip6stat.ip6s_m2m)/sizeof(ip6stat.ip6s_m2m[0])) |
| 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 */ |
ip6stat.ip6s_m2m[loif[0].if_index]++; /* XXX */ |
| } 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.ip6s_m2m[m->m_pkthdr.rcvif->if_index]++; |
| else |
else |
|
|
| if (ip6_forward_rt.ro_rt != NULL && |
if (ip6_forward_rt.ro_rt != NULL && |
| (ip6_forward_rt.ro_rt->rt_flags & RTF_UP) != 0 && |
(ip6_forward_rt.ro_rt->rt_flags & RTF_UP) != 0 && |
| IN6_ARE_ADDR_EQUAL(&ip6->ip6_dst, |
IN6_ARE_ADDR_EQUAL(&ip6->ip6_dst, |
| &((struct sockaddr_in6 *)(&ip6_forward_rt.ro_dst))->sin6_addr)) |
&((struct sockaddr_in6 *)(&ip6_forward_rt.ro_dst))->sin6_addr)) |
| ip6stat.ip6s_forward_cachehit++; |
ip6stat.ip6s_forward_cachehit++; |
| else { |
else { |
| struct sockaddr_in6 *dst6; |
struct sockaddr_in6 *dst6; |
|
|
| */ |
*/ |
| #if defined(NFAITH) && 0 < NFAITH |
#if defined(NFAITH) && 0 < NFAITH |
| if (ip6_keepfaith) { |
if (ip6_keepfaith) { |
| if (ip6_forward_rt.ro_rt && ip6_forward_rt.ro_rt->rt_ifp && |
if (ip6_forward_rt.ro_rt && ip6_forward_rt.ro_rt->rt_ifp |
| ip6_forward_rt.ro_rt->rt_ifp->if_type == IFT_FAITH) { |
&& ip6_forward_rt.ro_rt->rt_ifp->if_type == IFT_FAITH) { |
| /* XXX do we need more sanity checks? */ |
/* XXX do we need more sanity checks? */ |
| ours = 1; |
ours = 1; |
| deliverifp = ip6_forward_rt.ro_rt->rt_ifp; /* faith */ |
deliverifp = ip6_forward_rt.ro_rt->rt_ifp; /* faith */ |
| Line 766 ip6_hopopts_input(plenp, rtalertp, mp, o |
|
| Line 771 ip6_hopopts_input(plenp, rtalertp, mp, o |
|
| struct mbuf *m = *mp; |
struct mbuf *m = *mp; |
| int off = *offp, hbhlen; |
int off = *offp, hbhlen; |
| struct ip6_hbh *hbh; |
struct ip6_hbh *hbh; |
| |
u_int8_t *opt; |
| |
|
| /* 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, |
| Line 784 ip6_hopopts_input(plenp, rtalertp, mp, o |
|
| Line 790 ip6_hopopts_input(plenp, rtalertp, mp, o |
|
| KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
KASSERT(IP6_HDR_ALIGNED_P(hbh)); |
| off += hbhlen; |
off += hbhlen; |
| hbhlen -= sizeof(struct ip6_hbh); |
hbhlen -= sizeof(struct ip6_hbh); |
| |
opt = (u_int8_t *)hbh + 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) |
| Line 993 ip6_savecontrol(in6p, mp, ip6, m) |
|
| Line 1000 ip6_savecontrol(in6p, mp, ip6, m) |
|
| struct ip6_hdr *ip6; |
struct ip6_hdr *ip6; |
| struct mbuf *m; |
struct mbuf *m; |
| { |
{ |
| |
struct proc *p = curproc; /* XXX */ |
| |
int privileged; |
| |
|
| |
privileged = 0; |
| |
if (p && !suser(p->p_ucred, &p->p_acflag)) |
| |
privileged++; |
| |
|
| #ifdef SO_TIMESTAMP |
#ifdef SO_TIMESTAMP |
| if (in6p->in6p_socket->so_options & SO_TIMESTAMP) { |
if (in6p->in6p_socket->so_options & SO_TIMESTAMP) { |
| Line 1045 ip6_savecontrol(in6p, mp, ip6, m) |
|
| Line 1058 ip6_savecontrol(in6p, mp, ip6, m) |
|
| /* IN6P_NEXTHOP - for outgoing packet only */ |
/* IN6P_NEXTHOP - for outgoing packet only */ |
| |
|
| /* |
/* |
| * IPV6_HOPOPTS socket option. Recall that we required super-user |
* IPV6_HOPOPTS socket option. We require super-user privilege |
| * privilege for the option (see ip6_ctloutput), but it might be too |
* for the option, but it might be too strict, since there might |
| * strict, since there might be some hop-by-hop options which can be |
* be some hop-by-hop options which can be returned to normal user. |
| * returned to normal user. |
* See RFC 2292 section 6. |
| * See also RFC 2292 section 6. |
|
| */ |
*/ |
| if ((in6p->in6p_flags & IN6P_HOPOPTS) != 0) { |
if ((in6p->in6p_flags & IN6P_HOPOPTS) != 0 && privileged) { |
| /* |
/* |
| * Check if a hop-by-hop options header is contatined in the |
* Check if a hop-by-hop options header is contatined in the |
| * received packet, and if so, store the options as ancillary |
* received packet, and if so, store the options as ancillary |
| Line 1059 ip6_savecontrol(in6p, mp, ip6, m) |
|
| Line 1071 ip6_savecontrol(in6p, mp, ip6, m) |
|
| * just after the IPv6 header, which fact is assured through |
* just after the IPv6 header, which fact is assured through |
| * the IPv6 input processing. |
* the IPv6 input processing. |
| */ |
*/ |
| struct ip6_hdr *xip6 = mtod(m, struct ip6_hdr *); |
struct ip6_hdr *ip6 = mtod(m, struct ip6_hdr *); |
| if (xip6->ip6_nxt == IPPROTO_HOPOPTS) { |
if (ip6->ip6_nxt == IPPROTO_HOPOPTS) { |
| struct ip6_hbh *hbh; |
struct ip6_hbh *hbh; |
| int hbhlen; |
int hbhlen; |
| struct mbuf *ext; |
struct mbuf *ext; |
| |
|
| ext = ip6_pullexthdr(m, sizeof(struct ip6_hdr), |
ext = ip6_pullexthdr(m, sizeof(struct ip6_hdr), |
| xip6->ip6_nxt); |
ip6->ip6_nxt); |
| if (ext == NULL) { |
if (ext == NULL) { |
| ip6stat.ip6s_tooshort++; |
ip6stat.ip6s_tooshort++; |
| return; |
return; |
| Line 1095 ip6_savecontrol(in6p, mp, ip6, m) |
|
| Line 1107 ip6_savecontrol(in6p, mp, ip6, m) |
|
| |
|
| /* IPV6_DSTOPTS and IPV6_RTHDR socket options */ |
/* IPV6_DSTOPTS and IPV6_RTHDR socket options */ |
| if (in6p->in6p_flags & (IN6P_DSTOPTS | IN6P_RTHDR)) { |
if (in6p->in6p_flags & (IN6P_DSTOPTS | IN6P_RTHDR)) { |
| struct ip6_hdr *xip6 = mtod(m, struct ip6_hdr *); |
struct ip6_hdr *ip6 = mtod(m, struct ip6_hdr *); |
| int nxt = xip6->ip6_nxt, off = sizeof(struct ip6_hdr); |
int nxt = ip6->ip6_nxt, off = sizeof(struct ip6_hdr); |
| |
|
| /* |
/* |
| * Search for destination options headers or routing |
* Search for destination options headers or routing |
| Line 1146 ip6_savecontrol(in6p, mp, ip6, m) |
|
| Line 1158 ip6_savecontrol(in6p, mp, ip6, m) |
|
| if (!in6p->in6p_flags & IN6P_DSTOPTS) |
if (!in6p->in6p_flags & IN6P_DSTOPTS) |
| break; |
break; |
| |
|
| |
/* |
| |
* We also require super-user privilege for |
| |
* the option. |
| |
* See the comments on IN6_HOPOPTS. |
| |
*/ |
| |
if (!privileged) |
| |
break; |
| |
|
| *mp = sbcreatecontrol((caddr_t)ip6e, elen, |
*mp = sbcreatecontrol((caddr_t)ip6e, elen, |
| IPV6_DSTOPTS, IPPROTO_IPV6); |
IPV6_DSTOPTS, IPPROTO_IPV6); |
| if (*mp) |
if (*mp) |
| Line 1332 ip6_nexthdr(m, off, proto, nxtp) |
|
| Line 1352 ip6_nexthdr(m, off, proto, nxtp) |
|
| if (m->m_pkthdr.len < off + sizeof(fh)) |
if (m->m_pkthdr.len < off + sizeof(fh)) |
| return -1; |
return -1; |
| m_copydata(m, off, sizeof(fh), (caddr_t)&fh); |
m_copydata(m, off, sizeof(fh), (caddr_t)&fh); |
| if ((fh.ip6f_offlg & IP6F_OFF_MASK) != 0) |
if ((ntohs(fh.ip6f_offlg) & IP6F_OFF_MASK) != 0) |
| return -1; |
return -1; |
| if (nxtp) |
if (nxtp) |
| *nxtp = fh.ip6f_nxt; |
*nxtp = fh.ip6f_nxt; |
| Line 1418 u_char inet6ctlerrmap[PRC_NCMDS] = { |
|
| Line 1438 u_char inet6ctlerrmap[PRC_NCMDS] = { |
|
| ENOPROTOOPT |
ENOPROTOOPT |
| }; |
}; |
| |
|
| SYSCTL_SETUP(sysctl_net_inet6_ip6_setup, "sysctl net.inet6.ip6 subtree setup") |
int |
| |
ip6_sysctl(name, namelen, oldp, oldlenp, newp, newlen) |
| |
int *name; |
| |
u_int namelen; |
| |
void *oldp; |
| |
size_t *oldlenp; |
| |
void *newp; |
| |
size_t newlen; |
| { |
{ |
| |
int old, error; |
| |
|
| sysctl_createv(clog, 0, NULL, NULL, |
/* All sysctl names at this level are terminal. */ |
| CTLFLAG_PERMANENT, |
if (namelen != 1) |
| CTLTYPE_NODE, "net", NULL, |
return ENOTDIR; |
| NULL, 0, NULL, 0, |
|
| CTL_NET, CTL_EOL); |
switch (name[0]) { |
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT, |
case IPV6CTL_FORWARDING: |
| CTLTYPE_NODE, "inet6", |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| SYSCTL_DESCR("PF_INET6 related settings"), |
&ip6_forwarding); |
| NULL, 0, NULL, 0, |
case IPV6CTL_SENDREDIRECTS: |
| CTL_NET, PF_INET6, CTL_EOL); |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| sysctl_createv(clog, 0, NULL, NULL, |
&ip6_sendredirects); |
| CTLFLAG_PERMANENT, |
case IPV6CTL_DEFHLIM: |
| CTLTYPE_NODE, "ip6", |
return sysctl_int(oldp, oldlenp, newp, newlen, &ip6_defhlim); |
| SYSCTL_DESCR("IPv6 related settings"), |
case IPV6CTL_MAXFRAGPACKETS: |
| NULL, 0, NULL, 0, |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| CTL_NET, PF_INET6, IPPROTO_IPV6, CTL_EOL); |
&ip6_maxfragpackets); |
| |
case IPV6CTL_ACCEPT_RTADV: |
| sysctl_createv(clog, 0, NULL, NULL, |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
&ip6_accept_rtadv); |
| CTLTYPE_INT, "forwarding", |
case IPV6CTL_KEEPFAITH: |
| SYSCTL_DESCR("Enable forwarding of INET6 datagrams"), |
return sysctl_int(oldp, oldlenp, newp, newlen, &ip6_keepfaith); |
| NULL, 0, &ip6_forwarding, 0, |
case IPV6CTL_LOG_INTERVAL: |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| IPV6CTL_FORWARDING, CTL_EOL); |
&ip6_log_interval); |
| sysctl_createv(clog, 0, NULL, NULL, |
case IPV6CTL_HDRNESTLIMIT: |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| CTLTYPE_INT, "redirect", |
&ip6_hdrnestlimit); |
| SYSCTL_DESCR("Enable sending of ICMPv6 redirect messages"), |
case IPV6CTL_DAD_COUNT: |
| NULL, 0, &ip6_sendredirects, 0, |
return sysctl_int(oldp, oldlenp, newp, newlen, &ip6_dad_count); |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
case IPV6CTL_AUTO_FLOWLABEL: |
| IPV6CTL_SENDREDIRECTS, CTL_EOL); |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| sysctl_createv(clog, 0, NULL, NULL, |
&ip6_auto_flowlabel); |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
case IPV6CTL_DEFMCASTHLIM: |
| CTLTYPE_INT, "hlim", |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| SYSCTL_DESCR("Hop limit for an INET6 datagram"), |
&ip6_defmcasthlim); |
| NULL, 0, &ip6_defhlim, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| 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, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "maxfragpackets", |
|
| SYSCTL_DESCR("Maximum number of fragments to buffer " |
|
| "for reassembly"), |
|
| NULL, 0, &ip6_maxfragpackets, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| 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, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "accept_rtadv", |
|
| SYSCTL_DESCR("Accept router advertisements"), |
|
| NULL, 0, &ip6_accept_rtadv, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_ACCEPT_RTADV, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "keepfaith", |
|
| SYSCTL_DESCR("Activate faith interface"), |
|
| NULL, 0, &ip6_keepfaith, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_KEEPFAITH, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "log_interval", |
|
| SYSCTL_DESCR("Minumum interval between logging " |
|
| "unroutable packets"), |
|
| NULL, 0, &ip6_log_interval, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_LOG_INTERVAL, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "hdrnestlimit", |
|
| SYSCTL_DESCR("Maximum number of nested IPv6 headers"), |
|
| NULL, 0, &ip6_hdrnestlimit, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_HDRNESTLIMIT, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "dad_count", |
|
| SYSCTL_DESCR("Number of Duplicate Address Detection " |
|
| "probes to send"), |
|
| NULL, 0, &ip6_dad_count, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_DAD_COUNT, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "auto_flowlabel", |
|
| SYSCTL_DESCR("Assign random IPv6 flow labels"), |
|
| NULL, 0, &ip6_auto_flowlabel, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_AUTO_FLOWLABEL, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "defmcasthlim", |
|
| SYSCTL_DESCR("Default multicast hop limit"), |
|
| NULL, 0, &ip6_defmcasthlim, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_DEFMCASTHLIM, CTL_EOL); |
|
| #if NGIF > 0 |
#if NGIF > 0 |
| sysctl_createv(clog, 0, NULL, NULL, |
case IPV6CTL_GIF_HLIM: |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| CTLTYPE_INT, "gifhlim", |
&ip6_gif_hlim); |
| SYSCTL_DESCR("Default hop limit for a gif tunnel datagram"), |
#endif |
| NULL, 0, &ip6_gif_hlim, 0, |
case IPV6CTL_KAME_VERSION: |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
return sysctl_rdstring(oldp, oldlenp, newp, __KAME_VERSION); |
| IPV6CTL_GIF_HLIM, CTL_EOL); |
case IPV6CTL_USE_DEPRECATED: |
| #endif /* NGIF */ |
return sysctl_int(oldp, oldlenp, newp, newlen, |
| sysctl_createv(clog, 0, NULL, NULL, |
&ip6_use_deprecated); |
| CTLFLAG_PERMANENT, |
case IPV6CTL_RR_PRUNE: |
| CTLTYPE_STRING, "kame_version", |
return sysctl_int(oldp, oldlenp, newp, newlen, &ip6_rr_prune); |
| SYSCTL_DESCR("KAME Version"), |
case IPV6CTL_V6ONLY: |
| NULL, 0, __UNCONST(__KAME_VERSION), 0, |
#ifdef INET6_BINDV6ONLY |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
return sysctl_rdint(oldp, oldlenp, newp, ip6_v6only); |
| IPV6CTL_KAME_VERSION, CTL_EOL); |
#else |
| sysctl_createv(clog, 0, NULL, NULL, |
return sysctl_int(oldp, oldlenp, newp, newlen, &ip6_v6only); |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
#endif |
| CTLTYPE_INT, "use_deprecated", |
case IPV6CTL_ANONPORTMIN: |
| SYSCTL_DESCR("Allow use of deprecated addresses as " |
old = ip6_anonportmin; |
| "source addresses"), |
error = sysctl_int(oldp, oldlenp, newp, newlen, |
| NULL, 0, &ip6_use_deprecated, 0, |
&ip6_anonportmin); |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
if (ip6_anonportmin >= ip6_anonportmax || ip6_anonportmin < 0 || |
| IPV6CTL_USE_DEPRECATED, CTL_EOL); |
ip6_anonportmin > 65535 |
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "rr_prune", NULL, |
|
| NULL, 0, &ip6_rr_prune, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_RR_PRUNE, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT |
|
| #ifndef INET6_BINDV6ONLY |
|
| |CTLFLAG_READWRITE, |
|
| #endif |
|
| CTLTYPE_INT, "v6only", |
|
| SYSCTL_DESCR("Disallow PF_INET6 sockets from connecting " |
|
| "to PF_INET sockets"), |
|
| NULL, 0, &ip6_v6only, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_V6ONLY, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "anonportmin", |
|
| SYSCTL_DESCR("Lowest ephemeral port number to assign"), |
|
| sysctl_net_inet_ip_ports, 0, &ip6_anonportmin, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_ANONPORTMIN, CTL_EOL); |
|
| sysctl_createv(clog, 0, NULL, NULL, |
|
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
|
| CTLTYPE_INT, "anonportmax", |
|
| SYSCTL_DESCR("Highest ephemeral port number to assign"), |
|
| sysctl_net_inet_ip_ports, 0, &ip6_anonportmax, 0, |
|
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|
| IPV6CTL_ANONPORTMAX, CTL_EOL); |
|
| #ifndef IPNOPRIVPORTS |
#ifndef IPNOPRIVPORTS |
| sysctl_createv(clog, 0, NULL, NULL, |
|| ip6_anonportmin < IPV6PORT_RESERVED |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
#endif |
| CTLTYPE_INT, "lowportmin", |
) { |
| SYSCTL_DESCR("Lowest privileged ephemeral port number " |
ip6_anonportmin = old; |
| "to assign"), |
return (EINVAL); |
| sysctl_net_inet_ip_ports, 0, &ip6_lowportmin, 0, |
} |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
return (error); |
| IPV6CTL_LOWPORTMIN, CTL_EOL); |
case IPV6CTL_ANONPORTMAX: |
| sysctl_createv(clog, 0, NULL, NULL, |
old = ip6_anonportmax; |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
error = sysctl_int(oldp, oldlenp, newp, newlen, |
| CTLTYPE_INT, "lowportmax", |
&ip6_anonportmax); |
| SYSCTL_DESCR("Highest privileged ephemeral port number " |
if (ip6_anonportmin >= ip6_anonportmax || ip6_anonportmax < 0 || |
| "to assign"), |
ip6_anonportmax > 65535 |
| sysctl_net_inet_ip_ports, 0, &ip6_lowportmax, 0, |
#ifndef IPNOPRIVPORTS |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
|| ip6_anonportmax < IPV6PORT_RESERVED |
| IPV6CTL_LOWPORTMAX, CTL_EOL); |
#endif |
| #endif /* IPNOPRIVPORTS */ |
) { |
| sysctl_createv(clog, 0, NULL, NULL, |
ip6_anonportmax = old; |
| CTLFLAG_PERMANENT|CTLFLAG_READWRITE, |
return (EINVAL); |
| CTLTYPE_INT, "maxfrags", |
} |
| SYSCTL_DESCR("Maximum fragments in reassembly queue"), |
return (error); |
| NULL, 0, &ip6_maxfrags, 0, |
#ifndef IPNOPRIVPORTS |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
case IPV6CTL_LOWPORTMIN: |
| IPV6CTL_MAXFRAGS, CTL_EOL); |
old = ip6_lowportmin; |
| sysctl_createv(clog, 0, NULL, NULL, |
error = sysctl_int(oldp, oldlenp, newp, newlen, |
| CTLFLAG_PERMANENT, |
&ip6_lowportmin); |
| CTLTYPE_STRUCT, "stats", |
if (ip6_lowportmin >= ip6_lowportmax || |
| SYSCTL_DESCR("IPv6 statistics"), |
ip6_lowportmin > IPV6PORT_RESERVEDMAX || |
| NULL, 0, &ip6stat, sizeof(ip6stat), |
ip6_lowportmin < IPV6PORT_RESERVEDMIN) { |
| CTL_NET, PF_INET6, IPPROTO_IPV6, |
ip6_lowportmin = old; |
| IPV6CTL_STATS, CTL_EOL); |
return (EINVAL); |
| |
} |
| |
return (error); |
| |
case IPV6CTL_LOWPORTMAX: |
| |
old = ip6_lowportmax; |
| |
error = sysctl_int(oldp, oldlenp, newp, newlen, |
| |
&ip6_lowportmax); |
| |
if (ip6_lowportmin >= ip6_lowportmax || |
| |
ip6_lowportmax > IPV6PORT_RESERVEDMAX || |
| |
ip6_lowportmax < IPV6PORT_RESERVEDMIN) { |
| |
ip6_lowportmax = old; |
| |
return (EINVAL); |
| |
} |
| |
return (error); |
| |
#endif |
| |
case IPV6CTL_MAXFRAGS: |
| |
return sysctl_int(oldp, oldlenp, newp, newlen, &ip6_maxfrags); |
| |
default: |
| |
return EOPNOTSUPP; |
| |
} |
| |
/* NOTREACHED */ |
| } |
} |