version 1.160.8.1, 2007/11/06 23:33:54 |
version 1.164, 2008/04/06 20:17:27 |
Line 143 int udpcksum = 1; |
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Line 143 int udpcksum = 1; |
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int udp_do_loopback_cksum = 0; |
int udp_do_loopback_cksum = 0; |
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struct inpcbtable udbtable; |
struct inpcbtable udbtable; |
struct udpstat udpstat; |
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uint64_t udpstat[UDP_NSTATS]; |
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#ifdef INET |
#ifdef INET |
#ifdef IPSEC_NAT_T |
#ifdef IPSEC_NAT_T |
Line 324 udp4_input_checksum(struct mbuf *m, cons |
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Line 325 udp4_input_checksum(struct mbuf *m, cons |
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return 0; |
return 0; |
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badcsum: |
badcsum: |
udpstat.udps_badsum++; |
udpstat[UDP_STAT_BADSUM]++; |
return -1; |
return -1; |
} |
} |
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Line 346 udp_input(struct mbuf *m, ...) |
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Line 347 udp_input(struct mbuf *m, ...) |
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va_end(ap); |
va_end(ap); |
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MCLAIM(m, &udp_rx_mowner); |
MCLAIM(m, &udp_rx_mowner); |
udpstat.udps_ipackets++; |
udpstat[UDP_STAT_IPACKETS]++; |
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/* |
/* |
* Get IP and UDP header together in first mbuf. |
* Get IP and UDP header together in first mbuf. |
Line 354 udp_input(struct mbuf *m, ...) |
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Line 355 udp_input(struct mbuf *m, ...) |
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ip = mtod(m, struct ip *); |
ip = mtod(m, struct ip *); |
IP6_EXTHDR_GET(uh, struct udphdr *, m, iphlen, sizeof(struct udphdr)); |
IP6_EXTHDR_GET(uh, struct udphdr *, m, iphlen, sizeof(struct udphdr)); |
if (uh == NULL) { |
if (uh == NULL) { |
udpstat.udps_hdrops++; |
udpstat[UDP_STAT_HDROPS]++; |
return; |
return; |
} |
} |
KASSERT(UDP_HDR_ALIGNED_P(uh)); |
KASSERT(UDP_HDR_ALIGNED_P(uh)); |
Line 371 udp_input(struct mbuf *m, ...) |
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Line 372 udp_input(struct mbuf *m, ...) |
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len = ntohs((u_int16_t)uh->uh_ulen); |
len = ntohs((u_int16_t)uh->uh_ulen); |
if (ip_len != iphlen + len) { |
if (ip_len != iphlen + len) { |
if (ip_len < iphlen + len || len < sizeof(struct udphdr)) { |
if (ip_len < iphlen + len || len < sizeof(struct udphdr)) { |
udpstat.udps_badlen++; |
udpstat[UDP_STAT_BADLEN]++; |
goto bad; |
goto bad; |
} |
} |
m_adj(m, iphlen + len - ip_len); |
m_adj(m, iphlen + len - ip_len); |
Line 388 udp_input(struct mbuf *m, ...) |
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Line 389 udp_input(struct mbuf *m, ...) |
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sockaddr_in_init(&dst, &ip->ip_dst, uh->uh_dport); |
sockaddr_in_init(&dst, &ip->ip_dst, uh->uh_dport); |
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if ((n = udp4_realinput(&src, &dst, &m, iphlen)) == -1) { |
if ((n = udp4_realinput(&src, &dst, &m, iphlen)) == -1) { |
udpstat.udps_hdrops++; |
udpstat[UDP_STAT_HDROPS]++; |
return; |
return; |
} |
} |
#ifdef INET6 |
#ifdef INET6 |
Line 416 udp_input(struct mbuf *m, ...) |
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Line 417 udp_input(struct mbuf *m, ...) |
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if (n == 0) { |
if (n == 0) { |
if (m->m_flags & (M_BCAST | M_MCAST)) { |
if (m->m_flags & (M_BCAST | M_MCAST)) { |
udpstat.udps_noportbcast++; |
udpstat[UDP_STAT_NOPORTBCAST]++; |
goto bad; |
goto bad; |
} |
} |
udpstat.udps_noport++; |
udpstat[UDP_STAT_NOPORT]++; |
#ifdef IPKDB |
#ifdef IPKDB |
if (checkipkdb(&ip->ip_src, uh->uh_sport, uh->uh_dport, |
if (checkipkdb(&ip->ip_src, uh->uh_sport, uh->uh_dport, |
m, iphlen + sizeof(struct udphdr), |
m, iphlen + sizeof(struct udphdr), |
Line 638 udp4_sendup(struct mbuf *m, int off /* o |
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Line 639 udp4_sendup(struct mbuf *m, int off /* o |
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if (opts) |
if (opts) |
m_freem(opts); |
m_freem(opts); |
so->so_rcv.sb_overflowed++; |
so->so_rcv.sb_overflowed++; |
udpstat.udps_fullsock++; |
udpstat[UDP_STAT_FULLSOCK]++; |
} else |
} else |
sorwakeup(so); |
sorwakeup(so); |
} |
} |
Line 778 udp4_realinput(struct sockaddr_in *src, |
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Line 779 udp4_realinput(struct sockaddr_in *src, |
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*/ |
*/ |
inp = in_pcblookup_connect(&udbtable, *src4, *sport, *dst4, *dport); |
inp = in_pcblookup_connect(&udbtable, *src4, *sport, *dst4, *dport); |
if (inp == 0) { |
if (inp == 0) { |
++udpstat.udps_pcbhashmiss; |
udpstat[UDP_STAT_PCBHASHMISS]++; |
inp = in_pcblookup_bind(&udbtable, *dst4, *dport); |
inp = in_pcblookup_bind(&udbtable, *dst4, *dport); |
if (inp == 0) |
if (inp == 0) |
return rcvcnt; |
return rcvcnt; |
Line 926 udp6_realinput(int af, struct sockaddr_i |
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Line 927 udp6_realinput(int af, struct sockaddr_i |
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in6p = in6_pcblookup_connect(&udbtable, &src6, sport, dst6, |
in6p = in6_pcblookup_connect(&udbtable, &src6, sport, dst6, |
dport, 0); |
dport, 0); |
if (in6p == 0) { |
if (in6p == 0) { |
++udpstat.udps_pcbhashmiss; |
udpstat[UDP_STAT_PCBHASHMISS]++; |
in6p = in6_pcblookup_bind(&udbtable, dst6, dport, 0); |
in6p = in6_pcblookup_bind(&udbtable, dst6, dport, 0); |
if (in6p == 0) |
if (in6p == 0) |
return rcvcnt; |
return rcvcnt; |
Line 1029 udp_ctloutput(int op, struct socket *so, |
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Line 1030 udp_ctloutput(int op, struct socket *so, |
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switch (optname) { |
switch (optname) { |
case UDP_ENCAP: |
case UDP_ENCAP: |
if (m == NULL || m->m_len < sizeof (int)) { |
if (m == NULL || m->m_len != sizeof(int)) { |
error = EINVAL; |
error = EINVAL; |
break; |
break; |
} |
} |
Line 1142 udp_output(struct mbuf *m, ...) |
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Line 1143 udp_output(struct mbuf *m, ...) |
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((struct ip *)ui)->ip_len = htons(sizeof (struct udpiphdr) + len); |
((struct ip *)ui)->ip_len = htons(sizeof (struct udpiphdr) + len); |
((struct ip *)ui)->ip_ttl = inp->inp_ip.ip_ttl; /* XXX */ |
((struct ip *)ui)->ip_ttl = inp->inp_ip.ip_ttl; /* XXX */ |
((struct ip *)ui)->ip_tos = inp->inp_ip.ip_tos; /* XXX */ |
((struct ip *)ui)->ip_tos = inp->inp_ip.ip_tos; /* XXX */ |
udpstat.udps_opackets++; |
udpstat[UDP_STAT_OPACKETS]++; |
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return (ip_output(m, inp->inp_options, ro, |
return (ip_output(m, inp->inp_options, ro, |
inp->inp_socket->so_options & (SO_DONTROUTE | SO_BROADCAST), |
inp->inp_socket->so_options & (SO_DONTROUTE | SO_BROADCAST), |
Line 1391 SYSCTL_SETUP(sysctl_net_inet_udp_setup, |
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Line 1392 SYSCTL_SETUP(sysctl_net_inet_udp_setup, |
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CTLFLAG_PERMANENT, |
CTLFLAG_PERMANENT, |
CTLTYPE_STRUCT, "stats", |
CTLTYPE_STRUCT, "stats", |
SYSCTL_DESCR("UDP statistics"), |
SYSCTL_DESCR("UDP statistics"), |
NULL, 0, &udpstat, sizeof(udpstat), |
NULL, 0, udpstat, sizeof(udpstat), |
CTL_NET, PF_INET, IPPROTO_UDP, UDPCTL_STATS, |
CTL_NET, PF_INET, IPPROTO_UDP, UDPCTL_STATS, |
CTL_EOL); |
CTL_EOL); |
} |
} |