version 1.87.2.2, 2006/12/30 20:50:33 |
version 1.96.2.2, 2007/10/09 13:44:51 |
|
|
in_pcbinit(&rawcbtable, 1, 1); |
in_pcbinit(&rawcbtable, 1, 1); |
} |
} |
|
|
|
static void |
|
rip_sbappendaddr(struct inpcb *last, struct ip *ip, const struct sockaddr *sa, |
|
int hlen, struct mbuf *opts, struct mbuf *n) |
|
{ |
|
if (last->inp_flags & INP_NOHEADER) |
|
m_adj(n, hlen); |
|
if (last->inp_flags & INP_CONTROLOPTS || |
|
last->inp_socket->so_options & SO_TIMESTAMP) |
|
ip_savecontrol(last, &opts, ip, n); |
|
if (sbappendaddr(&last->inp_socket->so_rcv, sa, n, opts) == 0) { |
|
/* should notify about lost packet */ |
|
m_freem(n); |
|
if (opts) |
|
m_freem(opts); |
|
} else |
|
sorwakeup(last->inp_socket); |
|
} |
|
|
/* |
/* |
* Setup generic address and protocol structures |
* Setup generic address and protocol structures |
* for raw_input routine, then pass them along with |
* for raw_input routine, then pass them along with |
|
|
void |
void |
rip_input(struct mbuf *m, ...) |
rip_input(struct mbuf *m, ...) |
{ |
{ |
int proto; |
int hlen, proto; |
struct ip *ip = mtod(m, struct ip *); |
struct ip *ip = mtod(m, struct ip *); |
struct inpcb_hdr *inph; |
struct inpcb_hdr *inph; |
struct inpcb *inp; |
struct inpcb *inp; |
struct inpcb *last = 0; |
struct inpcb *last = NULL; |
struct mbuf *opts = 0; |
struct mbuf *n, *opts = NULL; |
struct sockaddr_in ripsrc; |
struct sockaddr_in ripsrc; |
va_list ap; |
va_list ap; |
|
|
Line 153 rip_input(struct mbuf *m, ...) |
|
Line 171 rip_input(struct mbuf *m, ...) |
|
proto = va_arg(ap, int); |
proto = va_arg(ap, int); |
va_end(ap); |
va_end(ap); |
|
|
ripsrc.sin_family = AF_INET; |
sockaddr_in_init(&ripsrc, &ip->ip_src, 0); |
ripsrc.sin_len = sizeof(struct sockaddr_in); |
|
ripsrc.sin_addr = ip->ip_src; |
|
ripsrc.sin_port = 0; |
|
bzero((caddr_t)ripsrc.sin_zero, sizeof(ripsrc.sin_zero)); |
|
|
|
/* |
/* |
* XXX Compatibility: programs using raw IP expect ip_len |
* XXX Compatibility: programs using raw IP expect ip_len |
* XXX to have the header length subtracted, and in host order. |
* XXX to have the header length subtracted, and in host order. |
* XXX ip_off is also expected to be host order. |
* XXX ip_off is also expected to be host order. |
*/ |
*/ |
ip->ip_len = ntohs(ip->ip_len) - (ip->ip_hl << 2); |
hlen = ip->ip_hl << 2; |
|
ip->ip_len = ntohs(ip->ip_len) - hlen; |
NTOHS(ip->ip_off); |
NTOHS(ip->ip_off); |
|
|
CIRCLEQ_FOREACH(inph, &rawcbtable.inpt_queue, inph_queue) { |
CIRCLEQ_FOREACH(inph, &rawcbtable.inpt_queue, inph_queue) { |
Line 179 rip_input(struct mbuf *m, ...) |
|
Line 194 rip_input(struct mbuf *m, ...) |
|
if (!in_nullhost(inp->inp_faddr) && |
if (!in_nullhost(inp->inp_faddr) && |
!in_hosteq(inp->inp_faddr, ip->ip_src)) |
!in_hosteq(inp->inp_faddr, ip->ip_src)) |
continue; |
continue; |
if (last) { |
if (last == NULL) |
struct mbuf *n; |
; |
|
|
#if defined(IPSEC) || defined(FAST_IPSEC) |
#if defined(IPSEC) || defined(FAST_IPSEC) |
/* check AH/ESP integrity. */ |
/* check AH/ESP integrity. */ |
if (ipsec4_in_reject_so(m, last->inp_socket)) { |
else if (ipsec4_in_reject_so(m, last->inp_socket)) { |
ipsecstat.in_polvio++; |
ipsecstat.in_polvio++; |
/* do not inject data to pcb */ |
/* do not inject data to pcb */ |
} else |
} |
#endif /*IPSEC*/ |
#endif /*IPSEC*/ |
if ((n = m_copy(m, 0, (int)M_COPYALL)) != NULL) { |
else if ((n = m_copypacket(m, M_DONTWAIT)) != NULL) { |
if (last->inp_flags & INP_CONTROLOPTS || |
rip_sbappendaddr(last, ip, sintosa(&ripsrc), hlen, opts, |
last->inp_socket->so_options & SO_TIMESTAMP) |
n); |
ip_savecontrol(last, &opts, ip, n); |
opts = NULL; |
if (sbappendaddr(&last->inp_socket->so_rcv, |
|
sintosa(&ripsrc), n, opts) == 0) { |
|
/* should notify about lost packet */ |
|
m_freem(n); |
|
if (opts) |
|
m_freem(opts); |
|
} else |
|
sorwakeup(last->inp_socket); |
|
opts = NULL; |
|
} |
|
} |
} |
last = inp; |
last = inp; |
} |
} |
#if defined(IPSEC) || defined(FAST_IPSEC) |
#if defined(IPSEC) || defined(FAST_IPSEC) |
/* check AH/ESP integrity. */ |
/* check AH/ESP integrity. */ |
if (last && ipsec4_in_reject_so(m, last->inp_socket)) { |
if (last != NULL && ipsec4_in_reject_so(m, last->inp_socket)) { |
m_freem(m); |
m_freem(m); |
ipsecstat.in_polvio++; |
ipsecstat.in_polvio++; |
ipstat.ips_delivered--; |
ipstat.ips_delivered--; |
/* do not inject data to pcb */ |
/* do not inject data to pcb */ |
} else |
} else |
#endif /*IPSEC*/ |
#endif /*IPSEC*/ |
if (last) { |
if (last != NULL) |
if (last->inp_flags & INP_CONTROLOPTS || |
rip_sbappendaddr(last, ip, sintosa(&ripsrc), hlen, opts, m); |
last->inp_socket->so_options & SO_TIMESTAMP) |
else if (inetsw[ip_protox[ip->ip_p]].pr_input == rip_input) { |
ip_savecontrol(last, &opts, ip, m); |
icmp_error(m, ICMP_UNREACH, ICMP_UNREACH_PROTOCOL, |
if (sbappendaddr(&last->inp_socket->so_rcv, |
0, 0); |
sintosa(&ripsrc), m, opts) == 0) { |
ipstat.ips_noproto++; |
m_freem(m); |
ipstat.ips_delivered--; |
if (opts) |
} else |
m_freem(opts); |
m_freem(m); |
} else |
|
sorwakeup(last->inp_socket); |
|
} else { |
|
if (inetsw[ip_protox[ip->ip_p]].pr_input == rip_input) { |
|
icmp_error(m, ICMP_UNREACH, ICMP_UNREACH_PROTOCOL, |
|
0, 0); |
|
ipstat.ips_noproto++; |
|
ipstat.ips_delivered--; |
|
} else |
|
m_freem(m); |
|
} |
|
return; |
return; |
} |
} |
|
|
Line 266 rip_pcbnotify(struct inpcbtable *table, |
|
Line 259 rip_pcbnotify(struct inpcbtable *table, |
|
} |
} |
|
|
void * |
void * |
rip_ctlinput(int cmd, struct sockaddr *sa, void *v) |
rip_ctlinput(int cmd, const struct sockaddr *sa, void *v) |
{ |
{ |
struct ip *ip = v; |
struct ip *ip = v; |
void (*notify)(struct inpcb *, int) = in_rtchange; |
void (*notify)(struct inpcb *, int) = in_rtchange; |
Line 285 rip_ctlinput(int cmd, struct sockaddr *s |
|
Line 278 rip_ctlinput(int cmd, struct sockaddr *s |
|
else if (errno == 0) |
else if (errno == 0) |
return NULL; |
return NULL; |
if (ip) { |
if (ip) { |
rip_pcbnotify(&rawcbtable, satosin(sa)->sin_addr, |
rip_pcbnotify(&rawcbtable, satocsin(sa)->sin_addr, |
ip->ip_src, ip->ip_p, errno, notify); |
ip->ip_src, ip->ip_p, errno, notify); |
|
|
/* XXX mapped address case */ |
/* XXX mapped address case */ |
} else |
} else |
in_pcbnotifyall(&rawcbtable, satosin(sa)->sin_addr, errno, |
in_pcbnotifyall(&rawcbtable, satocsin(sa)->sin_addr, errno, |
notify); |
notify); |
return NULL; |
return NULL; |
} |
} |
Line 386 rip_ctloutput(int op, struct socket *so, |
|
Line 379 rip_ctloutput(int op, struct socket *so, |
|
struct inpcb *inp = sotoinpcb(so); |
struct inpcb *inp = sotoinpcb(so); |
int error = 0; |
int error = 0; |
|
|
if (level != IPPROTO_IP) { |
if (level == SOL_SOCKET && optname == SO_NOHEADER) { |
error = ENOPROTOOPT; |
if (op == PRCO_GETOPT) { |
if (op == PRCO_SETOPT && *m != 0) |
*m = m_intopt(so, |
(void) m_free(*m); |
(inp->inp_flags & INP_NOHEADER) ? 1 : 0); |
} else switch (op) { |
return 0; |
|
} else if (*m == NULL || (*m)->m_len < sizeof(int)) |
|
error = EINVAL; |
|
else if (*mtod(*m, int *)) { |
|
inp->inp_flags &= ~INP_HDRINCL; |
|
inp->inp_flags |= INP_NOHEADER; |
|
} else |
|
inp->inp_flags &= ~INP_NOHEADER; |
|
goto free_m; |
|
} else if (level != IPPROTO_IP) |
|
return ip_ctloutput(op, so, level, optname, m); |
|
|
|
switch (op) { |
|
|
case PRCO_SETOPT: |
case PRCO_SETOPT: |
switch (optname) { |
switch (optname) { |
case IP_HDRINCL: |
case IP_HDRINCL: |
if (*m == 0 || (*m)->m_len < sizeof (int)) |
if (*m == NULL || (*m)->m_len < sizeof(int)) |
error = EINVAL; |
error = EINVAL; |
else { |
else if (*mtod(*m, int *)) |
if (*mtod(*m, int *)) |
inp->inp_flags |= INP_HDRINCL; |
inp->inp_flags |= INP_HDRINCL; |
else |
else |
inp->inp_flags &= ~INP_HDRINCL; |
inp->inp_flags &= ~INP_HDRINCL; |
goto free_m; |
} |
|
if (*m != 0) |
|
(void) m_free(*m); |
|
break; |
|
|
|
#ifdef MROUTING |
#ifdef MROUTING |
case MRT_INIT: |
case MRT_INIT: |
Line 431 rip_ctloutput(int op, struct socket *so, |
|
Line 432 rip_ctloutput(int op, struct socket *so, |
|
case PRCO_GETOPT: |
case PRCO_GETOPT: |
switch (optname) { |
switch (optname) { |
case IP_HDRINCL: |
case IP_HDRINCL: |
*m = m_get(M_WAIT, MT_SOOPTS); |
*m = m_intopt(so, inp->inp_flags & INP_HDRINCL ? 1 : 0); |
MCLAIM((*m), so->so_mowner); |
|
(*m)->m_len = sizeof (int); |
|
*mtod(*m, int *) = inp->inp_flags & INP_HDRINCL ? 1 : 0; |
|
break; |
break; |
|
|
#ifdef MROUTING |
#ifdef MROUTING |
Line 452 rip_ctloutput(int op, struct socket *so, |
|
Line 450 rip_ctloutput(int op, struct socket *so, |
|
} |
} |
break; |
break; |
} |
} |
return (error); |
return error; |
|
free_m: |
|
if (op == PRCO_SETOPT && *m != NULL) |
|
(void)m_free(*m); |
|
return error; |
} |
} |
|
|
int |
int |
Line 513 rip_usrreq(struct socket *so, int req, |
|
Line 515 rip_usrreq(struct socket *so, int req, |
|
#endif |
#endif |
|
|
if (req == PRU_CONTROL) |
if (req == PRU_CONTROL) |
return (in_control(so, (long)m, (caddr_t)nam, |
return (in_control(so, (long)m, (void *)nam, |
(struct ifnet *)control, l)); |
(struct ifnet *)control, l)); |
|
|
s = splsoftnet(); |
s = splsoftnet(); |