Annotation of src/sys/netinet/raw_ip.c, Revision 1.55.2.2
1.55.2.2! nathanw 1: /* $NetBSD: raw_ip.c,v 1.55.2.1 2001/08/24 00:12:28 nathanw Exp $ */
1.43 itojun 2:
3: /*
4: * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
5: * All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. Neither the name of the project nor the names of its contributors
16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: */
1.14 cgd 31:
1.1 cgd 32: /*
1.13 mycroft 33: * Copyright (c) 1982, 1986, 1988, 1993
34: * The Regents of the University of California. All rights reserved.
1.1 cgd 35: *
36: * Redistribution and use in source and binary forms, with or without
37: * modification, are permitted provided that the following conditions
38: * are met:
39: * 1. Redistributions of source code must retain the above copyright
40: * notice, this list of conditions and the following disclaimer.
41: * 2. Redistributions in binary form must reproduce the above copyright
42: * notice, this list of conditions and the following disclaimer in the
43: * documentation and/or other materials provided with the distribution.
44: * 3. All advertising materials mentioning features or use of this software
45: * must display the following acknowledgement:
46: * This product includes software developed by the University of
47: * California, Berkeley and its contributors.
48: * 4. Neither the name of the University nor the names of its contributors
49: * may be used to endorse or promote products derived from this software
50: * without specific prior written permission.
51: *
52: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
53: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
54: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
55: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
56: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
57: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
58: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
59: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
60: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
61: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
62: * SUCH DAMAGE.
63: *
1.39 thorpej 64: * @(#)raw_ip.c 8.7 (Berkeley) 5/15/95
1.1 cgd 65: */
1.40 scottr 66:
1.55.2.2! nathanw 67: #include <sys/cdefs.h>
! 68: __KERNEL_RCSID(0, "$NetBSD$");
! 69:
1.45 thorpej 70: #include "opt_ipsec.h"
1.40 scottr 71: #include "opt_mrouting.h"
1.1 cgd 72:
1.7 mycroft 73: #include <sys/param.h>
74: #include <sys/malloc.h>
75: #include <sys/mbuf.h>
76: #include <sys/socket.h>
77: #include <sys/protosw.h>
78: #include <sys/socketvar.h>
79: #include <sys/errno.h>
1.13 mycroft 80: #include <sys/systm.h>
1.26 mycroft 81: #include <sys/proc.h>
1.1 cgd 82:
1.7 mycroft 83: #include <net/if.h>
84: #include <net/route.h>
1.1 cgd 85:
1.7 mycroft 86: #include <netinet/in.h>
87: #include <netinet/in_systm.h>
88: #include <netinet/ip.h>
89: #include <netinet/ip_var.h>
1.13 mycroft 90: #include <netinet/ip_mroute.h>
1.44 darrenr 91: #include <netinet/ip_icmp.h>
1.7 mycroft 92: #include <netinet/in_pcb.h>
1.24 christos 93: #include <netinet/in_var.h>
94:
95: #include <machine/stdarg.h>
1.13 mycroft 96:
1.43 itojun 97: #ifdef IPSEC
98: #include <netinet6/ipsec.h>
99: #endif /*IPSEC*/
100:
1.20 mycroft 101: struct inpcbtable rawcbtable;
1.30 pk 102:
103: int rip_bind __P((struct inpcb *, struct mbuf *));
104: int rip_connect __P((struct inpcb *, struct mbuf *));
105: void rip_disconnect __P((struct inpcb *));
1.13 mycroft 106:
107: /*
108: * Nominal space allocated to a raw ip socket.
109: */
110: #define RIPSNDQ 8192
111: #define RIPRCVQ 8192
1.1 cgd 112:
113: /*
114: * Raw interface to IP protocol.
115: */
1.13 mycroft 116:
117: /*
118: * Initialize raw connection block q.
119: */
120: void
121: rip_init()
122: {
123:
1.33 mycroft 124: in_pcbinit(&rawcbtable, 1, 1);
1.13 mycroft 125: }
126:
1.43 itojun 127: static struct sockaddr_in ripsrc = { sizeof(ripsrc), AF_INET };
128:
1.1 cgd 129: /*
130: * Setup generic address and protocol structures
131: * for raw_input routine, then pass them along with
132: * mbuf chain.
133: */
1.9 mycroft 134: void
1.24 christos 135: #if __STDC__
136: rip_input(struct mbuf *m, ...)
137: #else
138: rip_input(m, va_alist)
1.1 cgd 139: struct mbuf *m;
1.24 christos 140: va_dcl
141: #endif
1.1 cgd 142: {
1.43 itojun 143: int off, proto;
1.53 augustss 144: struct ip *ip = mtod(m, struct ip *);
145: struct inpcb *inp;
1.36 thorpej 146: struct inpcb *last = 0;
147: struct mbuf *opts = 0;
1.32 mycroft 148: struct sockaddr_in ripsrc;
1.43 itojun 149: va_list ap;
150:
151: va_start(ap, m);
152: off = va_arg(ap, int);
153: proto = va_arg(ap, int);
154: va_end(ap);
1.1 cgd 155:
1.32 mycroft 156: ripsrc.sin_family = AF_INET;
157: ripsrc.sin_len = sizeof(struct sockaddr_in);
1.1 cgd 158: ripsrc.sin_addr = ip->ip_src;
1.34 mycroft 159: ripsrc.sin_port = 0;
160: bzero((caddr_t)ripsrc.sin_zero, sizeof(ripsrc.sin_zero));
1.42 thorpej 161:
162: /*
163: * XXX Compatibility: programs using raw IP expect ip_len
164: * XXX to have the header length subtracted.
165: */
166: ip->ip_len -= ip->ip_hl << 2;
1.32 mycroft 167:
1.55.2.2! nathanw 168: CIRCLEQ_FOREACH(inp, &rawcbtable.inpt_queue, inp_queue) {
1.43 itojun 169: if (inp->inp_ip.ip_p && inp->inp_ip.ip_p != proto)
1.13 mycroft 170: continue;
1.32 mycroft 171: if (!in_nullhost(inp->inp_laddr) &&
172: !in_hosteq(inp->inp_laddr, ip->ip_dst))
1.13 mycroft 173: continue;
1.32 mycroft 174: if (!in_nullhost(inp->inp_faddr) &&
175: !in_hosteq(inp->inp_faddr, ip->ip_src))
1.13 mycroft 176: continue;
177: if (last) {
178: struct mbuf *n;
1.55 itojun 179:
180: #ifdef IPSEC
181: /* check AH/ESP integrity. */
182: if (ipsec4_in_reject_so(m, last->inp_socket)) {
183: ipsecstat.in_polvio++;
184: /* do not inject data to pcb */
185: } else
186: #endif /*IPSEC*/
1.24 christos 187: if ((n = m_copy(m, 0, (int)M_COPYALL)) != NULL) {
1.36 thorpej 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: sintosa(&ripsrc), n, opts) == 0) {
1.13 mycroft 193: /* should notify about lost packet */
194: m_freem(n);
1.36 thorpej 195: if (opts)
196: m_freem(opts);
197: } else
198: sorwakeup(last->inp_socket);
1.41 thorpej 199: opts = NULL;
1.13 mycroft 200: }
201: }
1.36 thorpej 202: last = inp;
1.13 mycroft 203: }
1.55 itojun 204: #ifdef IPSEC
205: /* check AH/ESP integrity. */
206: if (last && ipsec4_in_reject_so(m, last->inp_socket)) {
207: m_freem(m);
208: ipsecstat.in_polvio++;
209: ipstat.ips_delivered--;
210: /* do not inject data to pcb */
211: } else
212: #endif /*IPSEC*/
1.13 mycroft 213: if (last) {
1.36 thorpej 214: if (last->inp_flags & INP_CONTROLOPTS ||
215: last->inp_socket->so_options & SO_TIMESTAMP)
216: ip_savecontrol(last, &opts, ip, m);
217: if (sbappendaddr(&last->inp_socket->so_rcv,
218: sintosa(&ripsrc), m, opts) == 0) {
1.13 mycroft 219: m_freem(m);
1.36 thorpej 220: if (opts)
221: m_freem(opts);
222: } else
223: sorwakeup(last->inp_socket);
1.13 mycroft 224: } else {
1.44 darrenr 225: if (inetsw[ip_protox[ip->ip_p]].pr_input == rip_input) {
1.47 itojun 226: icmp_error(m, ICMP_UNREACH, ICMP_UNREACH_PROTOCOL,
227: 0, 0);
1.44 darrenr 228: ipstat.ips_noproto++;
229: ipstat.ips_delivered--;
230: } else
231: m_freem(m);
1.1 cgd 232: }
1.43 itojun 233: return;
1.1 cgd 234: }
235:
236: /*
237: * Generate IP header and pass packet to ip_output.
238: * Tack on options user may have setup with control call.
239: */
1.9 mycroft 240: int
1.24 christos 241: #if __STDC__
242: rip_output(struct mbuf *m, ...)
243: #else
244: rip_output(m, va_alist)
245: struct mbuf *m;
246: va_dcl
247: #endif
248: {
1.53 augustss 249: struct inpcb *inp;
250: struct ip *ip;
1.10 mycroft 251: struct mbuf *opts;
1.24 christos 252: int flags;
253: va_list ap;
254:
255: va_start(ap, m);
1.27 mycroft 256: inp = va_arg(ap, struct inpcb *);
1.24 christos 257: va_end(ap);
258:
1.27 mycroft 259: flags =
1.37 matt 260: (inp->inp_socket->so_options & SO_DONTROUTE) | IP_ALLOWBROADCAST
261: | IP_RETURNMTU;
1.1 cgd 262:
263: /*
264: * If the user handed us a complete IP packet, use it.
265: * Otherwise, allocate an mbuf for a header and fill it in.
266: */
1.13 mycroft 267: if ((inp->inp_flags & INP_HDRINCL) == 0) {
1.35 thorpej 268: if ((m->m_pkthdr.len + sizeof(struct ip)) > IP_MAXPACKET) {
269: m_freem(m);
270: return (EMSGSIZE);
271: }
1.1 cgd 272: M_PREPEND(m, sizeof(struct ip), M_WAIT);
273: ip = mtod(m, struct ip *);
274: ip->ip_tos = 0;
275: ip->ip_off = 0;
1.13 mycroft 276: ip->ip_p = inp->inp_ip.ip_p;
1.1 cgd 277: ip->ip_len = m->m_pkthdr.len;
1.13 mycroft 278: ip->ip_src = inp->inp_laddr;
1.27 mycroft 279: ip->ip_dst = inp->inp_faddr;
1.1 cgd 280: ip->ip_ttl = MAXTTL;
1.13 mycroft 281: opts = inp->inp_options;
282: } else {
1.35 thorpej 283: if (m->m_pkthdr.len > IP_MAXPACKET) {
284: m_freem(m);
285: return (EMSGSIZE);
286: }
1.13 mycroft 287: ip = mtod(m, struct ip *);
1.38 mycroft 288: if (m->m_pkthdr.len != ip->ip_len) {
289: m_freem(m);
290: return (EINVAL);
291: }
1.13 mycroft 292: if (ip->ip_id == 0)
293: ip->ip_id = htons(ip_id++);
294: opts = NULL;
295: /* XXX prevent ip_output from overwriting header fields */
296: flags |= IP_RAWOUTPUT;
297: ipstat.ips_rawout++;
1.1 cgd 298: }
1.43 itojun 299: #ifdef IPSEC
1.54 itojun 300: if (ipsec_setsocket(m, inp->inp_socket) != 0) {
301: m_freem(m);
302: return ENOBUFS;
303: }
1.43 itojun 304: #endif /*IPSEC*/
1.37 matt 305: return (ip_output(m, opts, &inp->inp_route, flags, inp->inp_moptions, &inp->inp_errormtu));
1.1 cgd 306: }
307:
308: /*
309: * Raw IP socket option processing.
310: */
1.9 mycroft 311: int
1.1 cgd 312: rip_ctloutput(op, so, level, optname, m)
313: int op;
314: struct socket *so;
315: int level, optname;
316: struct mbuf **m;
317: {
1.53 augustss 318: struct inpcb *inp = sotoinpcb(so);
1.31 mycroft 319: int error = 0;
1.1 cgd 320:
1.15 mycroft 321: if (level != IPPROTO_IP) {
1.31 mycroft 322: error = ENOPROTOOPT;
323: if (op == PRCO_SETOPT && *m != 0)
324: (void) m_free(*m);
325: } else switch (op) {
326:
327: case PRCO_SETOPT:
328: switch (optname) {
329: case IP_HDRINCL:
330: if (*m == 0 || (*m)->m_len < sizeof (int))
331: error = EINVAL;
332: else {
1.13 mycroft 333: if (*mtod(*m, int *))
334: inp->inp_flags |= INP_HDRINCL;
335: else
336: inp->inp_flags &= ~INP_HDRINCL;
337: }
1.31 mycroft 338: if (*m != 0)
339: (void) m_free(*m);
340: break;
341:
342: #ifdef MROUTING
343: case MRT_INIT:
344: case MRT_DONE:
345: case MRT_ADD_VIF:
346: case MRT_DEL_VIF:
347: case MRT_ADD_MFC:
348: case MRT_DEL_MFC:
349: case MRT_ASSERT:
350: error = ip_mrouter_set(so, optname, m);
351: break;
352: #endif
353:
354: default:
355: error = ip_ctloutput(op, so, level, optname, m);
356: break;
1.13 mycroft 357: }
358: break;
1.1 cgd 359:
1.31 mycroft 360: case PRCO_GETOPT:
361: switch (optname) {
362: case IP_HDRINCL:
363: *m = m_get(M_WAIT, M_SOOPTS);
364: (*m)->m_len = sizeof (int);
365: *mtod(*m, int *) = inp->inp_flags & INP_HDRINCL ? 1 : 0;
366: break;
367:
1.6 hpeyerl 368: #ifdef MROUTING
1.31 mycroft 369: case MRT_VERSION:
370: case MRT_ASSERT:
371: error = ip_mrouter_get(so, optname, m);
1.18 mycroft 372: break;
1.31 mycroft 373: #endif
374:
1.18 mycroft 375: default:
1.31 mycroft 376: error = ip_ctloutput(op, so, level, optname, m);
1.18 mycroft 377: break;
378: }
1.31 mycroft 379: break;
1.1 cgd 380: }
1.31 mycroft 381: return (error);
1.1 cgd 382: }
383:
1.27 mycroft 384: int
1.29 mycroft 385: rip_bind(inp, nam)
386: struct inpcb *inp;
387: struct mbuf *nam;
388: {
389: struct sockaddr_in *addr = mtod(nam, struct sockaddr_in *);
390:
391: if (nam->m_len != sizeof(*addr))
392: return (EINVAL);
1.55.2.2! nathanw 393: if (TAILQ_FIRST(&ifnet) == 0)
1.29 mycroft 394: return (EADDRNOTAVAIL);
395: if (addr->sin_family != AF_INET &&
396: addr->sin_family != AF_IMPLINK)
397: return (EAFNOSUPPORT);
1.32 mycroft 398: if (!in_nullhost(addr->sin_addr) &&
1.29 mycroft 399: ifa_ifwithaddr(sintosa(addr)) == 0)
400: return (EADDRNOTAVAIL);
401: inp->inp_laddr = addr->sin_addr;
402: return (0);
403: }
404:
405: int
1.27 mycroft 406: rip_connect(inp, nam)
407: struct inpcb *inp;
408: struct mbuf *nam;
409: {
410: struct sockaddr_in *addr = mtod(nam, struct sockaddr_in *);
411:
412: if (nam->m_len != sizeof(*addr))
413: return (EINVAL);
1.55.2.2! nathanw 414: if (TAILQ_FIRST(&ifnet) == 0)
1.27 mycroft 415: return (EADDRNOTAVAIL);
416: if (addr->sin_family != AF_INET &&
417: addr->sin_family != AF_IMPLINK)
418: return (EAFNOSUPPORT);
419: inp->inp_faddr = addr->sin_addr;
420: return (0);
421: }
422:
423: void
424: rip_disconnect(inp)
425: struct inpcb *inp;
426: {
427:
1.32 mycroft 428: inp->inp_faddr = zeroin_addr;
1.27 mycroft 429: }
430:
1.13 mycroft 431: u_long rip_sendspace = RIPSNDQ;
432: u_long rip_recvspace = RIPRCVQ;
433:
1.1 cgd 434: /*ARGSUSED*/
1.9 mycroft 435: int
1.26 mycroft 436: rip_usrreq(so, req, m, nam, control, p)
1.53 augustss 437: struct socket *so;
1.1 cgd 438: int req;
1.2 cgd 439: struct mbuf *m, *nam, *control;
1.26 mycroft 440: struct proc *p;
1.1 cgd 441: {
1.53 augustss 442: struct inpcb *inp;
1.27 mycroft 443: int s;
1.53 augustss 444: int error = 0;
1.13 mycroft 445: #ifdef MROUTING
1.6 hpeyerl 446: extern struct socket *ip_mrouter;
447: #endif
1.27 mycroft 448:
1.22 pk 449: if (req == PRU_CONTROL)
450: return (in_control(so, (long)m, (caddr_t)nam,
1.26 mycroft 451: (struct ifnet *)control, p));
1.49 thorpej 452:
1.50 thorpej 453: if (req == PRU_PURGEIF) {
1.55.2.1 nathanw 454: in_pcbpurgeif0(&rawcbtable, (struct ifnet *)control);
1.50 thorpej 455: in_purgeif((struct ifnet *)control);
456: in_pcbpurgeif(&rawcbtable, (struct ifnet *)control);
1.49 thorpej 457: return (0);
458: }
1.22 pk 459:
1.27 mycroft 460: s = splsoftnet();
461: inp = sotoinpcb(so);
1.28 mycroft 462: #ifdef DIAGNOSTIC
463: if (req != PRU_SEND && req != PRU_SENDOOB && control)
464: panic("rip_usrreq: unexpected control mbuf");
465: #endif
1.27 mycroft 466: if (inp == 0 && req != PRU_ATTACH) {
1.22 pk 467: error = EINVAL;
468: goto release;
469: }
470:
1.1 cgd 471: switch (req) {
472:
473: case PRU_ATTACH:
1.27 mycroft 474: if (inp != 0) {
475: error = EISCONN;
476: break;
477: }
1.26 mycroft 478: if (p == 0 || (error = suser(p->p_ucred, &p->p_acflag))) {
1.13 mycroft 479: error = EACCES;
480: break;
481: }
1.27 mycroft 482: if (so->so_snd.sb_hiwat == 0 || so->so_rcv.sb_hiwat == 0) {
483: error = soreserve(so, rip_sendspace, rip_recvspace);
484: if (error)
485: break;
486: }
487: error = in_pcballoc(so, &rawcbtable);
488: if (error)
1.13 mycroft 489: break;
1.27 mycroft 490: inp = sotoinpcb(so);
1.17 cgd 491: inp->inp_ip.ip_p = (long)nam;
1.1 cgd 492: break;
493:
494: case PRU_DETACH:
1.13 mycroft 495: #ifdef MROUTING
1.6 hpeyerl 496: if (so == ip_mrouter)
497: ip_mrouter_done();
498: #endif
1.13 mycroft 499: in_pcbdetach(inp);
1.1 cgd 500: break;
501:
502: case PRU_BIND:
1.29 mycroft 503: error = rip_bind(inp, nam);
1.27 mycroft 504: break;
505:
506: case PRU_LISTEN:
507: error = EOPNOTSUPP;
508: break;
509:
510: case PRU_CONNECT:
511: error = rip_connect(inp, nam);
512: if (error)
1.13 mycroft 513: break;
1.1 cgd 514: soisconnected(so);
1.13 mycroft 515: break;
516:
517: case PRU_CONNECT2:
518: error = EOPNOTSUPP;
519: break;
520:
1.27 mycroft 521: case PRU_DISCONNECT:
522: soisdisconnected(so);
523: rip_disconnect(inp);
524: break;
525:
1.13 mycroft 526: /*
527: * Mark the connection as being incapable of further input.
528: */
529: case PRU_SHUTDOWN:
530: socantsendmore(so);
531: break;
532:
1.27 mycroft 533: case PRU_RCVD:
534: error = EOPNOTSUPP;
535: break;
536:
1.13 mycroft 537: /*
538: * Ship a packet out. The appropriate raw output
539: * routine handles any massaging necessary.
540: */
541: case PRU_SEND:
1.28 mycroft 542: if (control && control->m_len) {
543: m_freem(control);
544: m_freem(m);
545: error = EINVAL;
546: break;
547: }
548: {
1.27 mycroft 549: if (nam) {
550: if ((so->so_state & SS_ISCONNECTED) != 0) {
1.13 mycroft 551: error = EISCONN;
1.28 mycroft 552: goto die;
1.13 mycroft 553: }
1.27 mycroft 554: error = rip_connect(inp, nam);
555: if (error) {
1.28 mycroft 556: die:
1.27 mycroft 557: m_freem(m);
558: break;
559: }
1.13 mycroft 560: } else {
1.27 mycroft 561: if ((so->so_state & SS_ISCONNECTED) == 0) {
1.13 mycroft 562: error = ENOTCONN;
1.28 mycroft 563: goto die;
1.13 mycroft 564: }
565: }
1.27 mycroft 566: error = rip_output(m, inp);
567: if (nam)
568: rip_disconnect(inp);
1.28 mycroft 569: }
1.13 mycroft 570: break;
571:
572: case PRU_SENSE:
573: /*
574: * stat: don't bother with a blocksize.
575: */
1.27 mycroft 576: splx(s);
1.1 cgd 577: return (0);
1.13 mycroft 578:
579: case PRU_RCVOOB:
1.27 mycroft 580: error = EOPNOTSUPP;
581: break;
582:
1.13 mycroft 583: case PRU_SENDOOB:
1.28 mycroft 584: m_freem(control);
1.27 mycroft 585: m_freem(m);
1.13 mycroft 586: error = EOPNOTSUPP;
587: break;
588:
589: case PRU_SOCKADDR:
590: in_setsockaddr(inp, nam);
591: break;
592:
593: case PRU_PEERADDR:
594: in_setpeeraddr(inp, nam);
595: break;
596:
597: default:
598: panic("rip_usrreq");
1.1 cgd 599: }
1.27 mycroft 600:
1.22 pk 601: release:
1.27 mycroft 602: splx(s);
1.1 cgd 603: return (error);
604: }
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