proc->thread stage 4: rework the VFS and DEVICE subsystems to take thread
[dragonfly.git] / sys / netinet / raw_ip.c
CommitLineData
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1/*
2 * Copyright (c) 1982, 1986, 1988, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)raw_ip.c 8.7 (Berkeley) 5/15/95
34 * $FreeBSD: src/sys/netinet/raw_ip.c,v 1.64.2.15 2003/01/24 10:52:50 hsu Exp $
dadab5e9 35 * $DragonFly: src/sys/netinet/raw_ip.c,v 1.4 2003/06/25 03:56:04 dillon Exp $
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36 */
37
38#include "opt_inet6.h"
39#include "opt_ipsec.h"
40#include "opt_random_ip_id.h"
41
42#include <sys/param.h>
43#include <sys/systm.h>
44#include <sys/kernel.h>
45#include <sys/malloc.h>
46#include <sys/mbuf.h>
47#include <sys/proc.h>
48#include <sys/protosw.h>
49#include <sys/socket.h>
50#include <sys/socketvar.h>
51#include <sys/sysctl.h>
52
53#include <vm/vm_zone.h>
54
55#include <net/if.h>
56#include <net/route.h>
57
58#define _IP_VHL
59#include <netinet/in.h>
60#include <netinet/in_systm.h>
61#include <netinet/ip.h>
62#include <netinet/in_pcb.h>
63#include <netinet/in_var.h>
64#include <netinet/ip_var.h>
65#include <netinet/ip_mroute.h>
66
67#include <netinet/ip_fw.h>
68#include <netinet/ip_dummynet.h>
69
70#ifdef FAST_IPSEC
71#include <netipsec/ipsec.h>
72#endif /*FAST_IPSEC*/
73
74#ifdef IPSEC
75#include <netinet6/ipsec.h>
76#endif /*IPSEC*/
77
78struct inpcbhead ripcb;
79struct inpcbinfo ripcbinfo;
80
81/* control hooks for ipfw and dummynet */
82ip_fw_ctl_t *ip_fw_ctl_ptr;
83ip_dn_ctl_t *ip_dn_ctl_ptr;
84
85/*
86 * hooks for multicast routing. They all default to NULL,
87 * so leave them not initialized and rely on BSS being set to 0.
88 */
89
90/* The socket used to communicate with the multicast routing daemon. */
91struct socket *ip_mrouter;
92
93/* The various mrouter and rsvp functions */
94int (*ip_mrouter_set)(struct socket *, struct sockopt *);
95int (*ip_mrouter_get)(struct socket *, struct sockopt *);
96int (*ip_mrouter_done)(void);
97int (*ip_mforward)(struct ip *, struct ifnet *, struct mbuf *,
98 struct ip_moptions *);
99int (*mrt_ioctl)(int, caddr_t);
100int (*legal_vif_num)(int);
101u_long (*ip_mcast_src)(int);
102
103void (*rsvp_input_p)(struct mbuf *m, int off, int proto);
104int (*ip_rsvp_vif)(struct socket *, struct sockopt *);
105void (*ip_rsvp_force_done)(struct socket *);
106
107/*
108 * Nominal space allocated to a raw ip socket.
109 */
110#define RIPSNDQ 8192
111#define RIPRCVQ 8192
112
113/*
114 * Raw interface to IP protocol.
115 */
116
117/*
118 * Initialize raw connection block queue.
119 */
120void
121rip_init(void)
122{
123 LIST_INIT(&ripcb);
124 ripcbinfo.listhead = &ripcb;
125 /*
126 * XXX We don't use the hash list for raw IP, but it's easier
127 * to allocate a one entry hash list than it is to check all
128 * over the place for hashbase == NULL.
129 */
130 ripcbinfo.hashbase = hashinit(1, M_PCB, &ripcbinfo.hashmask);
131 ripcbinfo.porthashbase = hashinit(1, M_PCB, &ripcbinfo.porthashmask);
132 ripcbinfo.ipi_zone = zinit("ripcb", sizeof(struct inpcb),
133 maxsockets, ZONE_INTERRUPT, 0);
134}
135
136/*
137 * XXX ripsrc is modified in rip_input, so we must be fix this
138 * when we want to make this code smp-friendly.
139 */
140static struct sockaddr_in ripsrc = { sizeof(ripsrc), AF_INET };
141
142/*
143 * Setup generic address and protocol structures
144 * for raw_input routine, then pass them along with
145 * mbuf chain.
146 */
147void
148rip_input(struct mbuf *m, int off, int proto)
149{
150 struct ip *ip = mtod(m, struct ip *);
151 struct inpcb *inp;
152 struct inpcb *last = NULL;
153 struct mbuf *opts = NULL;
154
155 ripsrc.sin_addr = ip->ip_src;
156 LIST_FOREACH(inp, &ripcb, inp_list) {
157#ifdef INET6
158 if ((inp->inp_vflag & INP_IPV4) == 0)
159 continue;
160#endif
161 if (inp->inp_ip_p && inp->inp_ip_p != proto)
162 continue;
163 if (inp->inp_laddr.s_addr != INADDR_ANY &&
164 inp->inp_laddr.s_addr != ip->ip_dst.s_addr)
165 continue;
166 if (inp->inp_faddr.s_addr != INADDR_ANY &&
167 inp->inp_faddr.s_addr != ip->ip_src.s_addr)
168 continue;
169 if (last) {
170 struct mbuf *n = m_copypacket(m, M_DONTWAIT);
171
172#ifdef IPSEC
173 /* check AH/ESP integrity. */
174 if (n && ipsec4_in_reject_so(n, last->inp_socket)) {
175 m_freem(n);
176 ipsecstat.in_polvio++;
177 /* do not inject data to pcb */
178 } else
179#endif /*IPSEC*/
180#ifdef FAST_IPSEC
181 /* check AH/ESP integrity. */
182 if (ipsec4_in_reject(n, last)) {
183 m_freem(n);
184 /* do not inject data to pcb */
185 } else
186#endif /*FAST_IPSEC*/
187 if (n) {
188 if (last->inp_flags & INP_CONTROLOPTS ||
189 last->inp_socket->so_options & SO_TIMESTAMP)
190 ip_savecontrol(last, &opts, ip, n);
191 if (sbappendaddr(&last->inp_socket->so_rcv,
192 (struct sockaddr *)&ripsrc, n,
193 opts) == 0) {
194 /* should notify about lost packet */
195 m_freem(n);
196 if (opts)
197 m_freem(opts);
198 } else
199 sorwakeup(last->inp_socket);
200 opts = 0;
201 }
202 }
203 last = inp;
204 }
205#ifdef IPSEC
206 /* check AH/ESP integrity. */
207 if (last && ipsec4_in_reject_so(m, last->inp_socket)) {
208 m_freem(m);
209 ipsecstat.in_polvio++;
210 ipstat.ips_delivered--;
211 /* do not inject data to pcb */
212 } else
213#endif /*IPSEC*/
214#ifdef FAST_IPSEC
215 /* check AH/ESP integrity. */
216 if (last && ipsec4_in_reject(m, last)) {
217 m_freem(m);
218 ipstat.ips_delivered--;
219 /* do not inject data to pcb */
220 } else
221#endif /*FAST_IPSEC*/
222 if (last) {
223 if (last->inp_flags & INP_CONTROLOPTS ||
224 last->inp_socket->so_options & SO_TIMESTAMP)
225 ip_savecontrol(last, &opts, ip, m);
226 if (sbappendaddr(&last->inp_socket->so_rcv,
227 (struct sockaddr *)&ripsrc, m, opts) == 0) {
228 m_freem(m);
229 if (opts)
230 m_freem(opts);
231 } else
232 sorwakeup(last->inp_socket);
233 } else {
234 m_freem(m);
235 ipstat.ips_noproto++;
236 ipstat.ips_delivered--;
237 }
238}
239
240/*
241 * Generate IP header and pass packet to ip_output.
242 * Tack on options user may have setup with control call.
243 */
244int
245rip_output(struct mbuf *m, struct socket *so, u_long dst)
246{
247 struct ip *ip;
248 struct inpcb *inp = sotoinpcb(so);
249 int flags = (so->so_options & SO_DONTROUTE) | IP_ALLOWBROADCAST;
250
251 /*
252 * If the user handed us a complete IP packet, use it.
253 * Otherwise, allocate an mbuf for a header and fill it in.
254 */
255 if ((inp->inp_flags & INP_HDRINCL) == 0) {
256 if (m->m_pkthdr.len + sizeof(struct ip) > IP_MAXPACKET) {
257 m_freem(m);
258 return(EMSGSIZE);
259 }
260 M_PREPEND(m, sizeof(struct ip), M_WAIT);
261 ip = mtod(m, struct ip *);
262 ip->ip_tos = inp->inp_ip_tos;
263 ip->ip_off = 0;
264 ip->ip_p = inp->inp_ip_p;
265 ip->ip_len = m->m_pkthdr.len;
266 ip->ip_src = inp->inp_laddr;
267 ip->ip_dst.s_addr = dst;
268 ip->ip_ttl = inp->inp_ip_ttl;
269 } else {
270 if (m->m_pkthdr.len > IP_MAXPACKET) {
271 m_freem(m);
272 return(EMSGSIZE);
273 }
274 ip = mtod(m, struct ip *);
275 /* don't allow both user specified and setsockopt options,
276 and don't allow packet length sizes that will crash */
277 if (((IP_VHL_HL(ip->ip_vhl) != (sizeof (*ip) >> 2))
278 && inp->inp_options)
279 || (ip->ip_len > m->m_pkthdr.len)
280 || (ip->ip_len < (IP_VHL_HL(ip->ip_vhl) << 2))) {
281 m_freem(m);
282 return EINVAL;
283 }
284 if (ip->ip_id == 0)
285#ifdef RANDOM_IP_ID
286 ip->ip_id = ip_randomid();
287#else
288 ip->ip_id = htons(ip_id++);
289#endif
290 /* XXX prevent ip_output from overwriting header fields */
291 flags |= IP_RAWOUTPUT;
292 ipstat.ips_rawout++;
293 }
294
295 return (ip_output(m, inp->inp_options, &inp->inp_route, flags,
296 inp->inp_moptions, inp));
297}
298
299/*
300 * Raw IP socket option processing.
301 */
302int
303rip_ctloutput(struct socket *so, struct sockopt *sopt)
304{
305 struct inpcb *inp = sotoinpcb(so);
306 int error, optval;
307
308 if (sopt->sopt_level != IPPROTO_IP)
309 return (EINVAL);
310
311 error = 0;
312
313 switch (sopt->sopt_dir) {
314 case SOPT_GET:
315 switch (sopt->sopt_name) {
316 case IP_HDRINCL:
317 optval = inp->inp_flags & INP_HDRINCL;
318 error = sooptcopyout(sopt, &optval, sizeof optval);
319 break;
320
321 case IP_FW_ADD: /* ADD actually returns the body... */
322 case IP_FW_GET:
323 if (IPFW_LOADED)
324 error = ip_fw_ctl_ptr(sopt);
325 else
326 error = ENOPROTOOPT;
327 break;
328
329 case IP_DUMMYNET_GET:
330 if (DUMMYNET_LOADED)
331 error = ip_dn_ctl_ptr(sopt);
332 else
333 error = ENOPROTOOPT;
334 break ;
335
336 case MRT_INIT:
337 case MRT_DONE:
338 case MRT_ADD_VIF:
339 case MRT_DEL_VIF:
340 case MRT_ADD_MFC:
341 case MRT_DEL_MFC:
342 case MRT_VERSION:
343 case MRT_ASSERT:
344 error = ip_mrouter_get ? ip_mrouter_get(so, sopt) :
345 EOPNOTSUPP;
346 break;
347
348 default:
349 error = ip_ctloutput(so, sopt);
350 break;
351 }
352 break;
353
354 case SOPT_SET:
355 switch (sopt->sopt_name) {
356 case IP_HDRINCL:
357 error = sooptcopyin(sopt, &optval, sizeof optval,
358 sizeof optval);
359 if (error)
360 break;
361 if (optval)
362 inp->inp_flags |= INP_HDRINCL;
363 else
364 inp->inp_flags &= ~INP_HDRINCL;
365 break;
366
367 case IP_FW_ADD:
368 case IP_FW_DEL:
369 case IP_FW_FLUSH:
370 case IP_FW_ZERO:
371 case IP_FW_RESETLOG:
372 if (IPFW_LOADED)
373 error = ip_fw_ctl_ptr(sopt);
374 else
375 error = ENOPROTOOPT;
376 break;
377
378 case IP_DUMMYNET_CONFIGURE:
379 case IP_DUMMYNET_DEL:
380 case IP_DUMMYNET_FLUSH:
381 if (DUMMYNET_LOADED)
382 error = ip_dn_ctl_ptr(sopt);
383 else
384 error = ENOPROTOOPT ;
385 break ;
386
387 case IP_RSVP_ON:
388 error = ip_rsvp_init(so);
389 break;
390
391 case IP_RSVP_OFF:
392 error = ip_rsvp_done();
393 break;
394
395 case IP_RSVP_VIF_ON:
396 case IP_RSVP_VIF_OFF:
397 error = ip_rsvp_vif ?
398 ip_rsvp_vif(so, sopt) : EINVAL;
399 break;
400
401 case MRT_INIT:
402 case MRT_DONE:
403 case MRT_ADD_VIF:
404 case MRT_DEL_VIF:
405 case MRT_ADD_MFC:
406 case MRT_DEL_MFC:
407 case MRT_VERSION:
408 case MRT_ASSERT:
409 error = ip_mrouter_set ? ip_mrouter_set(so, sopt) :
410 EOPNOTSUPP;
411 break;
412
413 default:
414 error = ip_ctloutput(so, sopt);
415 break;
416 }
417 break;
418 }
419
420 return (error);
421}
422
423/*
424 * This function exists solely to receive the PRC_IFDOWN messages which
425 * are sent by if_down(). It looks for an ifaddr whose ifa_addr is sa,
426 * and calls in_ifadown() to remove all routes corresponding to that address.
427 * It also receives the PRC_IFUP messages from if_up() and reinstalls the
428 * interface routes.
429 */
430void
431rip_ctlinput(int cmd, struct sockaddr *sa, void *vip)
432{
433 struct in_ifaddr *ia;
434 struct ifnet *ifp;
435 int err;
436 int flags;
437
438 switch (cmd) {
439 case PRC_IFDOWN:
440 TAILQ_FOREACH(ia, &in_ifaddrhead, ia_link) {
441 if (ia->ia_ifa.ifa_addr == sa
442 && (ia->ia_flags & IFA_ROUTE)) {
443 /*
444 * in_ifscrub kills the interface route.
445 */
446 in_ifscrub(ia->ia_ifp, ia);
447 /*
448 * in_ifadown gets rid of all the rest of
449 * the routes. This is not quite the right
450 * thing to do, but at least if we are running
451 * a routing process they will come back.
452 */
453 in_ifadown(&ia->ia_ifa, 0);
454 break;
455 }
456 }
457 break;
458
459 case PRC_IFUP:
460 TAILQ_FOREACH(ia, &in_ifaddrhead, ia_link) {
461 if (ia->ia_ifa.ifa_addr == sa)
462 break;
463 }
464 if (ia == 0 || (ia->ia_flags & IFA_ROUTE))
465 return;
466 flags = RTF_UP;
467 ifp = ia->ia_ifa.ifa_ifp;
468
469 if ((ifp->if_flags & IFF_LOOPBACK)
470 || (ifp->if_flags & IFF_POINTOPOINT))
471 flags |= RTF_HOST;
472
473 err = rtinit(&ia->ia_ifa, RTM_ADD, flags);
474 if (err == 0)
475 ia->ia_flags |= IFA_ROUTE;
476 break;
477 }
478}
479
480u_long rip_sendspace = RIPSNDQ;
481u_long rip_recvspace = RIPRCVQ;
482
483SYSCTL_INT(_net_inet_raw, OID_AUTO, maxdgram, CTLFLAG_RW,
484 &rip_sendspace, 0, "Maximum outgoing raw IP datagram size");
485SYSCTL_INT(_net_inet_raw, OID_AUTO, recvspace, CTLFLAG_RW,
486 &rip_recvspace, 0, "Maximum incoming raw IP datagram size");
487
488static int
dadab5e9 489rip_attach(struct socket *so, int proto, struct thread *td)
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490{
491 struct inpcb *inp;
492 int error, s;
493
494 inp = sotoinpcb(so);
495 if (inp)
496 panic("rip_attach");
dadab5e9 497 if ((error = suser(td)) != 0)
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498 return error;
499
500 error = soreserve(so, rip_sendspace, rip_recvspace);
501 if (error)
502 return error;
503 s = splnet();
dadab5e9 504 error = in_pcballoc(so, &ripcbinfo, td);
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505 splx(s);
506 if (error)
507 return error;
508 inp = (struct inpcb *)so->so_pcb;
509 inp->inp_vflag |= INP_IPV4;
510 inp->inp_ip_p = proto;
511 inp->inp_ip_ttl = ip_defttl;
512 return 0;
513}
514
515static int
516rip_detach(struct socket *so)
517{
518 struct inpcb *inp;
519
520 inp = sotoinpcb(so);
521 if (inp == 0)
522 panic("rip_detach");
523 if (so == ip_mrouter && ip_mrouter_done)
524 ip_mrouter_done();
525 if (ip_rsvp_force_done)
526 ip_rsvp_force_done(so);
527 if (so == ip_rsvpd)
528 ip_rsvp_done();
529 in_pcbdetach(inp);
530 return 0;
531}
532
533static int
534rip_abort(struct socket *so)
535{
536 soisdisconnected(so);
537 if (so->so_state & SS_NOFDREF)
538 return rip_detach(so);
539 return 0;
540}
541
542static int
543rip_disconnect(struct socket *so)
544{
545 if ((so->so_state & SS_ISCONNECTED) == 0)
546 return ENOTCONN;
547 return rip_abort(so);
548}
549
550static int
dadab5e9 551rip_bind(struct socket *so, struct sockaddr *nam, struct thread *td)
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552{
553 struct inpcb *inp = sotoinpcb(so);
554 struct sockaddr_in *addr = (struct sockaddr_in *)nam;
555
556 if (nam->sa_len != sizeof(*addr))
557 return EINVAL;
558
559 if (TAILQ_EMPTY(&ifnet) || ((addr->sin_family != AF_INET) &&
560 (addr->sin_family != AF_IMPLINK)) ||
561 (addr->sin_addr.s_addr != INADDR_ANY &&
562 ifa_ifwithaddr((struct sockaddr *)addr) == 0))
563 return EADDRNOTAVAIL;
564 inp->inp_laddr = addr->sin_addr;
565 return 0;
566}
567
568static int
dadab5e9 569rip_connect(struct socket *so, struct sockaddr *nam, struct thread *td)
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570{
571 struct inpcb *inp = sotoinpcb(so);
572 struct sockaddr_in *addr = (struct sockaddr_in *)nam;
573
574 if (nam->sa_len != sizeof(*addr))
575 return EINVAL;
576 if (TAILQ_EMPTY(&ifnet))
577 return EADDRNOTAVAIL;
578 if ((addr->sin_family != AF_INET) &&
579 (addr->sin_family != AF_IMPLINK))
580 return EAFNOSUPPORT;
581 inp->inp_faddr = addr->sin_addr;
582 soisconnected(so);
583 return 0;
584}
585
586static int
587rip_shutdown(struct socket *so)
588{
589 socantsendmore(so);
590 return 0;
591}
592
593static int
594rip_send(struct socket *so, int flags, struct mbuf *m, struct sockaddr *nam,
dadab5e9 595 struct mbuf *control, struct thread *td)
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596{
597 struct inpcb *inp = sotoinpcb(so);
598 u_long dst;
599
600 if (so->so_state & SS_ISCONNECTED) {
601 if (nam) {
602 m_freem(m);
603 return EISCONN;
604 }
605 dst = inp->inp_faddr.s_addr;
606 } else {
607 if (nam == NULL) {
608 m_freem(m);
609 return ENOTCONN;
610 }
611 dst = ((struct sockaddr_in *)nam)->sin_addr.s_addr;
612 }
613 return rip_output(m, so, dst);
614}
615
616static int
617rip_pcblist(SYSCTL_HANDLER_ARGS)
618{
619 int error, i, n, s;
620 struct inpcb *inp, **inp_list;
621 inp_gen_t gencnt;
622 struct xinpgen xig;
623
624 /*
625 * The process of preparing the TCB list is too time-consuming and
626 * resource-intensive to repeat twice on every request.
627 */
628 if (req->oldptr == 0) {
629 n = ripcbinfo.ipi_count;
630 req->oldidx = 2 * (sizeof xig)
631 + (n + n/8) * sizeof(struct xinpcb);
632 return 0;
633 }
634
635 if (req->newptr != 0)
636 return EPERM;
637
638 /*
639 * OK, now we're committed to doing something.
640 */
641 s = splnet();
642 gencnt = ripcbinfo.ipi_gencnt;
643 n = ripcbinfo.ipi_count;
644 splx(s);
645
646 xig.xig_len = sizeof xig;
647 xig.xig_count = n;
648 xig.xig_gen = gencnt;
649 xig.xig_sogen = so_gencnt;
650 error = SYSCTL_OUT(req, &xig, sizeof xig);
651 if (error)
652 return error;
653
654 inp_list = malloc(n * sizeof *inp_list, M_TEMP, M_WAITOK);
655 if (inp_list == 0)
656 return ENOMEM;
657
658 s = splnet();
659 for (inp = LIST_FIRST(ripcbinfo.listhead), i = 0; inp && i < n;
660 inp = LIST_NEXT(inp, inp_list)) {
661 if (inp->inp_gencnt <= gencnt)
662 inp_list[i++] = inp;
663 }
664 splx(s);
665 n = i;
666
667 error = 0;
668 for (i = 0; i < n; i++) {
669 inp = inp_list[i];
670 if (inp->inp_gencnt <= gencnt) {
671 struct xinpcb xi;
672 xi.xi_len = sizeof xi;
673 /* XXX should avoid extra copy */
674 bcopy(inp, &xi.xi_inp, sizeof *inp);
675 if (inp->inp_socket)
676 sotoxsocket(inp->inp_socket, &xi.xi_socket);
677 error = SYSCTL_OUT(req, &xi, sizeof xi);
678 }
679 }
680 if (!error) {
681 /*
682 * Give the user an updated idea of our state.
683 * If the generation differs from what we told
684 * her before, she knows that something happened
685 * while we were processing this request, and it
686 * might be necessary to retry.
687 */
688 s = splnet();
689 xig.xig_gen = ripcbinfo.ipi_gencnt;
690 xig.xig_sogen = so_gencnt;
691 xig.xig_count = ripcbinfo.ipi_count;
692 splx(s);
693 error = SYSCTL_OUT(req, &xig, sizeof xig);
694 }
695 free(inp_list, M_TEMP);
696 return error;
697}
698
699SYSCTL_PROC(_net_inet_raw, OID_AUTO/*XXX*/, pcblist, CTLFLAG_RD, 0, 0,
700 rip_pcblist, "S,xinpcb", "List of active raw IP sockets");
701
702struct pr_usrreqs rip_usrreqs = {
703 rip_abort, pru_accept_notsupp, rip_attach, rip_bind, rip_connect,
704 pru_connect2_notsupp, in_control, rip_detach, rip_disconnect,
705 pru_listen_notsupp, in_setpeeraddr, pru_rcvd_notsupp,
706 pru_rcvoob_notsupp, rip_send, pru_sense_null, rip_shutdown,
707 in_setsockaddr, sosend, soreceive, sopoll
708};