version 1.164, 2017/04/20 08:46:07 |
version 1.164.4.2, 2018/04/09 13:34:10 |
Line 155 rip_sbappendaddr(struct inpcb *last, str |
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Line 155 rip_sbappendaddr(struct inpcb *last, str |
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|| last->inp_socket->so_options & SO_TIMESTAMP) |
|| last->inp_socket->so_options & SO_TIMESTAMP) |
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 */ |
soroverflow(last->inp_socket); |
m_freem(n); |
m_freem(n); |
if (opts) |
if (opts) |
m_freem(opts); |
m_freem(opts); |
Line 311 rip_ctlinput(int cmd, const struct socka |
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Line 311 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, |
|
struct lwp *l) |
{ |
{ |
struct ip *ip; |
struct ip *ip; |
struct mbuf *opts; |
struct mbuf *opts; |
int flags; |
struct ip_pktopts pktopts; |
|
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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|
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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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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 342 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; |
|
goto release; |
|
} |
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 375 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 */ |
|
goto release; |
|
} |
ip = mtod(m, struct ip *); |
ip = mtod(m, struct ip *); |
} |
} |
|
|
/* 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 401 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); |
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|
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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 779 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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|
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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 786 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; |