version 1.146.2.7, 2017/02/05 13:40:59 |
version 1.146.2.8, 2017/08/28 17:53:12 |
Line 69 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 69 __KERNEL_RCSID(0, "$NetBSD$"); |
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#ifdef _KERNEL_OPT |
#ifdef _KERNEL_OPT |
#include "opt_inet.h" |
#include "opt_inet.h" |
#include "opt_compat_netbsd.h" |
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#include "opt_ipsec.h" |
#include "opt_ipsec.h" |
#include "opt_mrouting.h" |
#include "opt_mrouting.h" |
#include "opt_net_mpsafe.h" |
#include "opt_net_mpsafe.h" |
Line 105 __KERNEL_RCSID(0, "$NetBSD$"); |
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Line 104 __KERNEL_RCSID(0, "$NetBSD$"); |
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#include <netipsec/ipsec_private.h> |
#include <netipsec/ipsec_private.h> |
#endif /* IPSEC */ |
#endif /* IPSEC */ |
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#ifdef COMPAT_50 |
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#include <compat/sys/socket.h> |
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#endif |
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struct inpcbtable rawcbtable; |
struct inpcbtable rawcbtable; |
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int rip_pcbnotify(struct inpcbtable *, struct in_addr, |
int rip_pcbnotify(struct inpcbtable *, struct in_addr, |
Line 148 rip_sbappendaddr(struct inpcb *last, str |
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Line 143 rip_sbappendaddr(struct inpcb *last, str |
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{ |
{ |
if (last->inp_flags & INP_NOHEADER) |
if (last->inp_flags & INP_NOHEADER) |
m_adj(n, hlen); |
m_adj(n, hlen); |
if (last->inp_flags & INP_CONTROLOPTS |
if (last->inp_flags & INP_CONTROLOPTS |
#ifdef SO_OTIMESTAMP |
|| SOOPT_TIMESTAMP(last->inp_socket->so_options)) |
|| last->inp_socket->so_options & SO_OTIMESTAMP |
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#endif |
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|| last->inp_socket->so_options & SO_TIMESTAMP) |
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ip_savecontrol(last, &opts, ip, n); |
ip_savecontrol(last, &opts, ip, n); |
if (sbappendaddr(&last->inp_socket->so_rcv, sa, n, opts) == 0) { |
if (sbappendaddr(&last->inp_socket->so_rcv, sa, n, opts) == 0) { |
/* should notify about lost packet */ |
/* should notify about lost packet */ |
Line 213 rip_input(struct mbuf *m, ...) |
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Line 205 rip_input(struct mbuf *m, ...) |
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#if defined(IPSEC) |
#if defined(IPSEC) |
/* check AH/ESP integrity. */ |
/* check AH/ESP integrity. */ |
else if (ipsec_used && |
else if (ipsec_used && |
ipsec4_in_reject_so(m, last->inp_socket)) { |
ipsec4_in_reject(m, last)) { |
IPSEC_STATINC(IPSEC_STAT_IN_POLVIO); |
IPSEC_STATINC(IPSEC_STAT_IN_POLVIO); |
/* do not inject data to pcb */ |
/* do not inject data to pcb */ |
} |
} |
Line 228 rip_input(struct mbuf *m, ...) |
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Line 220 rip_input(struct mbuf *m, ...) |
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#if defined(IPSEC) |
#if defined(IPSEC) |
/* check AH/ESP integrity. */ |
/* check AH/ESP integrity. */ |
if (ipsec_used && last != NULL |
if (ipsec_used && last != NULL |
&& ipsec4_in_reject_so(m, last->inp_socket)) { |
&& ipsec4_in_reject(m, last)) { |
m_freem(m); |
m_freem(m); |
IPSEC_STATINC(IPSEC_STAT_IN_POLVIO); |
IPSEC_STATINC(IPSEC_STAT_IN_POLVIO); |
IP_STATDEC(IP_STAT_DELIVERED); |
IP_STATDEC(IP_STAT_DELIVERED); |
Line 311 rip_ctlinput(int cmd, const struct socka |
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Line 303 rip_ctlinput(int cmd, const struct socka |
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* Tack on options user may have setup with control call. |
* Tack on options user may have setup with control call. |
*/ |
*/ |
int |
int |
rip_output(struct mbuf *m, struct inpcb *inp) |
rip_output(struct mbuf *m, struct inpcb *inp, struct mbuf *control, |
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struct lwp *l) |
{ |
{ |
struct ip *ip; |
struct ip *ip; |
struct mbuf *opts; |
struct mbuf *opts; |
int flags; |
struct ip_pktopts pktopts; |
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kauth_cred_t cred; |
flags = |
int error, flags; |
(inp->inp_socket->so_options & SO_DONTROUTE) | IP_ALLOWBROADCAST |
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| IP_RETURNMTU; |
flags = (inp->inp_socket->so_options & SO_DONTROUTE) | |
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IP_ALLOWBROADCAST | IP_RETURNMTU; |
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if (l == NULL) |
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cred = NULL; |
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else |
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cred = l->l_cred; |
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/* Setup IP outgoing packet options */ |
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memset(&pktopts, 0, sizeof(pktopts)); |
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error = ip_setpktopts(control, &pktopts, &flags, inp, cred, |
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IPPROTO_RAW); |
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if (control != NULL) |
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m_freem(control); |
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if (error != 0) |
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goto release; |
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/* |
/* |
* If the user handed us a complete IP packet, use it. |
* If the user handed us a complete IP packet, use it. |
Line 327 rip_output(struct mbuf *m, struct inpcb |
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Line 335 rip_output(struct mbuf *m, struct inpcb |
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*/ |
*/ |
if ((inp->inp_flags & INP_HDRINCL) == 0) { |
if ((inp->inp_flags & INP_HDRINCL) == 0) { |
if ((m->m_pkthdr.len + sizeof(struct ip)) > IP_MAXPACKET) { |
if ((m->m_pkthdr.len + sizeof(struct ip)) > IP_MAXPACKET) { |
m_freem(m); |
error = EMSGSIZE; |
return (EMSGSIZE); |
goto release; |
} |
} |
M_PREPEND(m, sizeof(struct ip), M_DONTWAIT); |
M_PREPEND(m, sizeof(struct ip), M_DONTWAIT); |
if (!m) |
if (!m) { |
return (ENOBUFS); |
error = ENOBUFS; |
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goto release; |
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} |
ip = mtod(m, struct ip *); |
ip = mtod(m, struct ip *); |
ip->ip_tos = 0; |
ip->ip_tos = 0; |
ip->ip_off = htons(0); |
ip->ip_off = htons(0); |
ip->ip_p = inp->inp_ip.ip_p; |
ip->ip_p = inp->inp_ip.ip_p; |
ip->ip_len = htons(m->m_pkthdr.len); |
ip->ip_len = htons(m->m_pkthdr.len); |
ip->ip_src = inp->inp_laddr; |
ip->ip_src = pktopts.ippo_laddr.sin_addr; |
ip->ip_dst = inp->inp_faddr; |
ip->ip_dst = inp->inp_faddr; |
ip->ip_ttl = MAXTTL; |
ip->ip_ttl = MAXTTL; |
opts = inp->inp_options; |
opts = inp->inp_options; |
} else { |
} else { |
if (m->m_pkthdr.len > IP_MAXPACKET) { |
if (m->m_pkthdr.len > IP_MAXPACKET) { |
m_freem(m); |
error = EMSGSIZE; |
return (EMSGSIZE); |
goto release; |
} |
} |
ip = mtod(m, struct ip *); |
ip = mtod(m, struct ip *); |
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Line 358 rip_output(struct mbuf *m, struct inpcb |
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Line 368 rip_output(struct mbuf *m, struct inpcb |
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int hlen = ip->ip_hl << 2; |
int hlen = ip->ip_hl << 2; |
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m = m_copyup(m, hlen, (max_linkhdr + 3) & ~3); |
m = m_copyup(m, hlen, (max_linkhdr + 3) & ~3); |
if (m == NULL) |
if (m == NULL) { |
return (ENOMEM); /* XXX */ |
error = ENOMEM; /* XXX */ |
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goto release; |
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} |
ip = mtod(m, struct ip *); |
ip = mtod(m, struct ip *); |
} |
} |
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/* XXX userland passes ip_len and ip_off in host order */ |
/* XXX userland passes ip_len and ip_off in host order */ |
if (m->m_pkthdr.len != ip->ip_len) { |
if (m->m_pkthdr.len != ip->ip_len) { |
m_freem(m); |
error = EINVAL; |
return (EINVAL); |
goto release; |
} |
} |
HTONS(ip->ip_len); |
HTONS(ip->ip_len); |
HTONS(ip->ip_off); |
HTONS(ip->ip_off); |
Line 382 rip_output(struct mbuf *m, struct inpcb |
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Line 394 rip_output(struct mbuf *m, struct inpcb |
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* IP output. Note: if IP_RETURNMTU flag is set, the MTU size |
* IP output. Note: if IP_RETURNMTU flag is set, the MTU size |
* will be stored in inp_errormtu. |
* will be stored in inp_errormtu. |
*/ |
*/ |
return ip_output(m, opts, &inp->inp_route, flags, inp->inp_moptions, |
return ip_output(m, opts, &inp->inp_route, flags, pktopts.ippo_imo, |
inp->inp_socket); |
inp); |
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release: |
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if (m != NULL) |
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m_freem(m); |
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return error; |
} |
} |
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/* |
/* |
Line 755 rip_send(struct socket *so, struct mbuf |
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Line 772 rip_send(struct socket *so, struct mbuf |
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* Ship a packet out. The appropriate raw output |
* Ship a packet out. The appropriate raw output |
* routine handles any massaging necessary. |
* routine handles any massaging necessary. |
*/ |
*/ |
if (control && control->m_len) { |
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m_freem(control); |
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m_freem(m); |
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return EINVAL; |
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} |
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s = splsoftnet(); |
s = splsoftnet(); |
if (nam) { |
if (nam) { |
if ((so->so_state & SS_ISCONNECTED) != 0) { |
if ((so->so_state & SS_ISCONNECTED) != 0) { |
Line 768 rip_send(struct socket *so, struct mbuf |
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Line 779 rip_send(struct socket *so, struct mbuf |
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goto die; |
goto die; |
} |
} |
error = rip_connect_pcb(inp, (struct sockaddr_in *)nam); |
error = rip_connect_pcb(inp, (struct sockaddr_in *)nam); |
if (error) { |
if (error) |
die: |
goto die; |
m_freem(m); |
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splx(s); |
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return error; |
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} |
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} else { |
} else { |
if ((so->so_state & SS_ISCONNECTED) == 0) { |
if ((so->so_state & SS_ISCONNECTED) == 0) { |
error = ENOTCONN; |
error = ENOTCONN; |
goto die; |
goto die; |
} |
} |
} |
} |
error = rip_output(m, inp); |
error = rip_output(m, inp, control, l); |
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m = NULL; |
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control = NULL; |
if (nam) |
if (nam) |
rip_disconnect1(inp); |
rip_disconnect1(inp); |
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die: |
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if (m != NULL) |
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m_freem(m); |
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if (control != NULL) |
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m_freem(control); |
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splx(s); |
splx(s); |
return error; |
return error; |