2 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved.
3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
4 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
9 * a) Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
12 * b) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the distribution.
16 * c) Neither the name of Cisco Systems, Inc. nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
36 #include <netinet/sctp_os.h>
38 #include <netinet/sctp_pcb.h>
39 #include <netinet/sctp_header.h>
40 #include <netinet/sctp_var.h>
43 #include <netinet/sctp_sysctl.h>
44 #include <netinet/sctp_output.h>
45 #include <netinet/sctp_uio.h>
46 #include <netinet/sctp_asconf.h>
47 #include <netinet/sctputil.h>
48 #include <netinet/sctp_indata.h>
49 #include <netinet/sctp_timer.h>
50 #include <netinet/sctp_auth.h>
51 #include <netinet/sctp_bsd_addr.h>
52 #include <netinet/udp.h>
56 extern struct sctp_cc_functions sctp_cc_functions[];
57 extern struct sctp_ss_functions sctp_ss_functions[];
64 /* Initialize and modify the sysctled variables */
66 if ((nmbclusters / 8) > SCTP_ASOC_MAX_CHUNKS_ON_QUEUE)
67 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = (nmbclusters / 8);
69 * Allow a user to take no more than 1/2 the number of clusters or
70 * the SB_MAX whichever is smaller for the send window.
72 sb_max_adj = (u_long)((u_quad_t) (SB_MAX) * MCLBYTES / (MSIZE + MCLBYTES));
73 SCTP_BASE_SYSCTL(sctp_sendspace) = min(sb_max_adj,
74 (((uint32_t) nmbclusters / 2) * SCTP_DEFAULT_MAXSEGMENT));
76 * Now for the recv window, should we take the same amount? or
77 * should I do 1/2 the SB_MAX instead in the SB_MAX min above. For
78 * now I will just copy.
80 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTP_BASE_SYSCTL(sctp_sendspace);
81 SCTP_BASE_VAR(first_time) = 0;
82 SCTP_BASE_VAR(sctp_pcb_initialized) = 0;
84 #if defined(SCTP_PACKET_LOGGING)
85 SCTP_BASE_VAR(packet_log_writers) = 0;
86 SCTP_BASE_VAR(packet_log_end) = 0;
87 bzero(&SCTP_BASE_VAR(packet_log_buffer), SCTP_PACKET_LOG_SIZE);
100 sctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz)
102 struct sctp_tmit_chunk *chk;
105 /* Adjust that too */
106 stcb->asoc.smallest_mtu = nxtsz;
107 /* now off to subtract IP_DF flag if needed */
108 overhead = IP_HDR_SIZE;
109 if (sctp_auth_is_required_chunk(SCTP_DATA, stcb->asoc.peer_auth_chunks)) {
110 overhead += sctp_get_auth_chunk_len(stcb->asoc.peer_hmac_id);
112 TAILQ_FOREACH(chk, &stcb->asoc.send_queue, sctp_next) {
113 if ((chk->send_size + overhead) > nxtsz) {
114 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
117 TAILQ_FOREACH(chk, &stcb->asoc.sent_queue, sctp_next) {
118 if ((chk->send_size + overhead) > nxtsz) {
120 * For this guy we also mark for immediate resend
121 * since we sent to big of chunk
123 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
124 if (chk->sent < SCTP_DATAGRAM_RESEND) {
125 sctp_flight_size_decrease(chk);
126 sctp_total_flight_decrease(stcb, chk);
128 if (chk->sent != SCTP_DATAGRAM_RESEND) {
129 sctp_ucount_incr(stcb->asoc.sent_queue_retran_cnt);
131 chk->sent = SCTP_DATAGRAM_RESEND;
132 chk->rec.data.doing_fast_retransmit = 0;
133 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) {
134 sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU,
135 chk->whoTo->flight_size,
137 (uintptr_t) chk->whoTo,
138 chk->rec.data.TSN_seq);
140 /* Clear any time so NO RTT is being done */
148 sctp_notify_mbuf(struct sctp_inpcb *inp,
149 struct sctp_tcb *stcb,
150 struct sctp_nets *net,
155 int totsz, tmr_stopped = 0;
159 if ((inp == NULL) || (stcb == NULL) || (net == NULL) ||
160 (ip == NULL) || (sh == NULL)) {
162 SCTP_TCB_UNLOCK(stcb);
166 /* First job is to verify the vtag matches what I would send */
167 if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) {
168 SCTP_TCB_UNLOCK(stcb);
171 icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) -
173 if (icmph->icmp_type != ICMP_UNREACH) {
174 /* We only care about unreachable */
175 SCTP_TCB_UNLOCK(stcb);
178 if (icmph->icmp_code != ICMP_UNREACH_NEEDFRAG) {
179 /* not a unreachable message due to frag. */
180 SCTP_TCB_UNLOCK(stcb);
185 nxtsz = ntohs(icmph->icmp_nextmtu);
188 * old type router that does not tell us what the next size
189 * mtu is. Rats we will have to guess (in a educated fashion
192 nxtsz = sctp_get_prev_mtu(totsz);
194 /* Stop any PMTU timer */
195 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
197 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
198 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1);
200 /* Adjust destination size limit */
201 if (net->mtu > nxtsz) {
204 net->mtu -= sizeof(struct udphdr);
207 /* now what about the ep? */
208 if (stcb->asoc.smallest_mtu > nxtsz) {
209 sctp_pathmtu_adjustment(stcb, nxtsz);
212 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
214 SCTP_TCB_UNLOCK(stcb);
220 sctp_notify(struct sctp_inpcb *inp,
224 struct sctp_tcb *stcb,
225 struct sctp_nets *net)
227 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
234 if ((inp == NULL) || (stcb == NULL) || (net == NULL) ||
235 (sh == NULL) || (to == NULL)) {
237 SCTP_TCB_UNLOCK(stcb);
240 /* First job is to verify the vtag matches what I would send */
241 if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) {
242 SCTP_TCB_UNLOCK(stcb);
245 icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) -
247 if (icmph->icmp_type != ICMP_UNREACH) {
248 /* We only care about unreachable */
249 SCTP_TCB_UNLOCK(stcb);
252 if ((icmph->icmp_code == ICMP_UNREACH_NET) ||
253 (icmph->icmp_code == ICMP_UNREACH_HOST) ||
254 (icmph->icmp_code == ICMP_UNREACH_NET_UNKNOWN) ||
255 (icmph->icmp_code == ICMP_UNREACH_HOST_UNKNOWN) ||
256 (icmph->icmp_code == ICMP_UNREACH_ISOLATED) ||
257 (icmph->icmp_code == ICMP_UNREACH_NET_PROHIB) ||
258 (icmph->icmp_code == ICMP_UNREACH_HOST_PROHIB) ||
259 (icmph->icmp_code == ICMP_UNREACH_FILTER_PROHIB)) {
262 * Hmm reachablity problems we must examine closely. If its
263 * not reachable, we may have lost a network. Or if there is
264 * NO protocol at the other end named SCTP. well we consider
267 if (net->dest_state & SCTP_ADDR_REACHABLE) {
268 /* Ok that destination is NOT reachable */
269 net->dest_state &= ~SCTP_ADDR_REACHABLE;
270 net->dest_state &= ~SCTP_ADDR_PF;
271 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN,
273 (void *)net, SCTP_SO_NOT_LOCKED);
275 SCTP_TCB_UNLOCK(stcb);
276 } else if ((icmph->icmp_code == ICMP_UNREACH_PROTOCOL) ||
277 (icmph->icmp_code == ICMP_UNREACH_PORT)) {
279 * Here the peer is either playing tricks on us, including
280 * an address that belongs to someone who does not support
281 * SCTP OR was a userland implementation that shutdown and
282 * now is dead. In either case treat it like a OOTB abort
285 sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED);
286 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
287 so = SCTP_INP_SO(inp);
288 atomic_add_int(&stcb->asoc.refcnt, 1);
289 SCTP_TCB_UNLOCK(stcb);
290 SCTP_SOCKET_LOCK(so, 1);
292 atomic_subtract_int(&stcb->asoc.refcnt, 1);
294 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2);
295 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
296 SCTP_SOCKET_UNLOCK(so, 1);
297 /* SCTP_TCB_UNLOCK(stcb); MT: I think this is not needed. */
299 /* no need to unlock here, since the TCB is gone */
301 SCTP_TCB_UNLOCK(stcb);
307 sctp_ctlinput(cmd, sa, vip)
316 /* FIX, for non-bsd is this right? */
317 vrf_id = SCTP_DEFAULT_VRFID;
318 if (sa->sa_family != AF_INET ||
319 ((struct sockaddr_in *)sa)->sin_addr.s_addr == INADDR_ANY) {
322 if (PRC_IS_REDIRECT(cmd)) {
324 } else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) {
328 struct sctp_inpcb *inp = NULL;
329 struct sctp_tcb *stcb = NULL;
330 struct sctp_nets *net = NULL;
331 struct sockaddr_in to, from;
333 sh = (struct sctphdr *)((caddr_t)ip + (ip->ip_hl << 2));
334 bzero(&to, sizeof(to));
335 bzero(&from, sizeof(from));
336 from.sin_family = to.sin_family = AF_INET;
337 from.sin_len = to.sin_len = sizeof(to);
338 from.sin_port = sh->src_port;
339 from.sin_addr = ip->ip_src;
340 to.sin_port = sh->dest_port;
341 to.sin_addr = ip->ip_dst;
344 * 'to' holds the dest of the packet that failed to be sent.
345 * 'from' holds our local endpoint address. Thus we reverse
346 * the to and the from in the lookup.
348 stcb = sctp_findassociation_addr_sa((struct sockaddr *)&to,
349 (struct sockaddr *)&from,
350 &inp, &net, 1, vrf_id);
351 if (stcb != NULL && inp && (inp->sctp_socket != NULL)) {
352 if (cmd != PRC_MSGSIZE) {
353 sctp_notify(inp, ip, sh,
354 (struct sockaddr *)&to, stcb,
357 /* handle possible ICMP size messages */
358 sctp_notify_mbuf(inp, stcb, net, ip, sh);
361 if ((stcb == NULL) && (inp != NULL)) {
362 /* reduce ref-count */
364 SCTP_INP_DECR_REF(inp);
365 SCTP_INP_WUNLOCK(inp);
368 SCTP_TCB_UNLOCK(stcb);
378 sctp_getcred(SYSCTL_HANDLER_ARGS)
381 struct sockaddr_in addrs[2];
382 struct sctp_inpcb *inp;
383 struct sctp_nets *net;
384 struct sctp_tcb *stcb;
388 /* FIX, for non-bsd is this right? */
389 vrf_id = SCTP_DEFAULT_VRFID;
391 error = priv_check(req->td, PRIV_NETINET_GETCRED);
396 error = SYSCTL_IN(req, addrs, sizeof(addrs));
400 stcb = sctp_findassociation_addr_sa(sintosa(&addrs[1]),
402 &inp, &net, 1, vrf_id);
403 if (stcb == NULL || inp == NULL || inp->sctp_socket == NULL) {
404 if ((inp != NULL) && (stcb == NULL)) {
405 /* reduce ref-count */
407 SCTP_INP_DECR_REF(inp);
410 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
414 SCTP_TCB_UNLOCK(stcb);
416 * We use the write lock here, only since in the error leg we need
417 * it. If we used RLOCK, then we would have to
418 * wlock/decr/unlock/rlock. Which in theory could create a hole.
419 * Better to use higher wlock.
423 error = cr_canseesocket(req->td->td_ucred, inp->sctp_socket);
425 SCTP_INP_WUNLOCK(inp);
428 cru2x(inp->sctp_socket->so_cred, &xuc);
429 SCTP_INP_WUNLOCK(inp);
430 error = SYSCTL_OUT(req, &xuc, sizeof(struct xucred));
435 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, getcred, CTLTYPE_OPAQUE | CTLFLAG_RW,
436 0, 0, sctp_getcred, "S,ucred", "Get the ucred of a SCTP connection");
441 sctp_abort(struct socket *so)
443 struct sctp_inpcb *inp;
446 inp = (struct sctp_inpcb *)so->so_pcb;
451 flags = inp->sctp_flags;
452 #ifdef SCTP_LOG_CLOSING
453 sctp_log_closing(inp, NULL, 17);
455 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
456 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
457 #ifdef SCTP_LOG_CLOSING
458 sctp_log_closing(inp, NULL, 16);
460 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
461 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
463 SCTP_SB_CLEAR(so->so_snd);
465 * same for the rcv ones, they are only here for the
468 SCTP_SB_CLEAR(so->so_rcv);
470 /* Now null out the reference, we are completely detached. */
474 flags = inp->sctp_flags;
475 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
476 goto sctp_must_try_again;
483 sctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUSED)
485 struct sctp_inpcb *inp;
486 struct inpcb *ip_inp;
488 uint32_t vrf_id = SCTP_DEFAULT_VRFID;
495 inp = (struct sctp_inpcb *)so->so_pcb;
497 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
500 if (so->so_snd.sb_hiwat == 0 || so->so_rcv.sb_hiwat == 0) {
501 error = SCTP_SORESERVE(so, SCTP_BASE_SYSCTL(sctp_sendspace), SCTP_BASE_SYSCTL(sctp_recvspace));
506 error = sctp_inpcb_alloc(so, vrf_id);
510 inp = (struct sctp_inpcb *)so->so_pcb;
512 inp->sctp_flags &= ~SCTP_PCB_FLAGS_BOUND_V6; /* I'm not v6! */
513 ip_inp = &inp->ip_inp.inp;
514 ip_inp->inp_vflag |= INP_IPV4;
515 ip_inp->inp_ip_ttl = MODULE_GLOBAL(ip_defttl);
517 error = ipsec_init_policy(so, &ip_inp->inp_sp);
518 #ifdef SCTP_LOG_CLOSING
519 sctp_log_closing(inp, NULL, 17);
523 flags = inp->sctp_flags;
524 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
525 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
526 #ifdef SCTP_LOG_CLOSING
527 sctp_log_closing(inp, NULL, 15);
529 SCTP_INP_WUNLOCK(inp);
530 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
531 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
533 flags = inp->sctp_flags;
534 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
537 SCTP_INP_WUNLOCK(inp);
543 SCTP_INP_WUNLOCK(inp);
548 sctp_bind(struct socket *so, struct sockaddr *addr, struct thread *p)
550 struct sctp_inpcb *inp;
552 inp = (struct sctp_inpcb *)so->so_pcb;
554 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
558 if ((addr->sa_family != AF_INET) ||
559 (addr->sa_len != sizeof(struct sockaddr_in))) {
560 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
564 return (sctp_inpcb_bind(so, addr, NULL, p));
569 sctp_close(struct socket *so)
571 struct sctp_inpcb *inp;
574 inp = (struct sctp_inpcb *)so->so_pcb;
579 * Inform all the lower layer assoc that we are done.
582 flags = inp->sctp_flags;
583 #ifdef SCTP_LOG_CLOSING
584 sctp_log_closing(inp, NULL, 17);
586 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
587 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
588 if (((so->so_options & SO_LINGER) && (so->so_linger == 0)) ||
589 (so->so_rcv.sb_cc > 0)) {
590 #ifdef SCTP_LOG_CLOSING
591 sctp_log_closing(inp, NULL, 13);
593 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
594 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
596 #ifdef SCTP_LOG_CLOSING
597 sctp_log_closing(inp, NULL, 14);
599 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE,
600 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
603 * The socket is now detached, no matter what the state of
604 * the SCTP association.
607 SCTP_SB_CLEAR(so->so_snd);
609 * same for the rcv ones, they are only here for the
612 SCTP_SB_CLEAR(so->so_rcv);
614 /* Now null out the reference, we are completely detached. */
618 flags = inp->sctp_flags;
619 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
620 goto sctp_must_try_again;
628 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
629 struct mbuf *control, struct thread *p);
633 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
634 struct mbuf *control, struct thread *p)
636 struct sctp_inpcb *inp;
639 inp = (struct sctp_inpcb *)so->so_pcb;
642 sctp_m_freem(control);
645 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
649 /* Got to have an to address if we are NOT a connected socket */
650 if ((addr == NULL) &&
651 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) ||
652 (inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE))) {
654 } else if (addr == NULL) {
655 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
656 error = EDESTADDRREQ;
659 sctp_m_freem(control);
665 if (addr->sa_family != AF_INET) {
666 /* must be a v4 address! */
667 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
670 sctp_m_freem(control);
673 error = EDESTADDRREQ;
678 /* now what about control */
681 SCTP_PRINTF("huh? control set?\n");
682 sctp_m_freem(inp->control);
685 inp->control = control;
689 SCTP_BUF_NEXT(inp->pkt_last) = m;
692 inp->pkt_last = inp->pkt = m;
695 /* FreeBSD uses a flag passed */
696 ((flags & PRUS_MORETOCOME) == 0)
699 * note with the current version this code will only be used
700 * by OpenBSD-- NetBSD, FreeBSD, and MacOS have methods for
701 * re-defining sosend to use the sctp_sosend. One can
702 * optionally switch back to this code (by changing back the
703 * definitions) but this is not advisable. This code is used
704 * by FreeBSD when sending a file with sendfile() though.
708 ret = sctp_output(inp, inp->pkt, addr, inp->control, p, flags);
718 sctp_disconnect(struct socket *so)
720 struct sctp_inpcb *inp;
722 inp = (struct sctp_inpcb *)so->so_pcb;
724 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
728 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
729 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
730 if (LIST_EMPTY(&inp->sctp_asoc_list)) {
732 SCTP_INP_RUNLOCK(inp);
735 struct sctp_association *asoc;
736 struct sctp_tcb *stcb;
738 stcb = LIST_FIRST(&inp->sctp_asoc_list);
740 SCTP_INP_RUNLOCK(inp);
741 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
746 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
747 /* We are about to be freed, out of here */
748 SCTP_TCB_UNLOCK(stcb);
749 SCTP_INP_RUNLOCK(inp);
752 if (((so->so_options & SO_LINGER) &&
753 (so->so_linger == 0)) ||
754 (so->so_rcv.sb_cc > 0)) {
755 if (SCTP_GET_STATE(asoc) !=
756 SCTP_STATE_COOKIE_WAIT) {
757 /* Left with Data unread */
760 err = sctp_get_mbuf_for_msg(sizeof(struct sctp_paramhdr), 0, M_DONTWAIT, 1, MT_DATA);
766 struct sctp_paramhdr *ph;
768 ph = mtod(err, struct sctp_paramhdr *);
769 SCTP_BUF_LEN(err) = sizeof(struct sctp_paramhdr);
770 ph->param_type = htons(SCTP_CAUSE_USER_INITIATED_ABT);
771 ph->param_length = htons(SCTP_BUF_LEN(err));
773 sctp_send_abort_tcb(stcb, err, SCTP_SO_LOCKED);
774 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
776 SCTP_INP_RUNLOCK(inp);
777 if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) ||
778 (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
779 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
781 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3);
782 /* No unlock tcb assoc is gone */
785 if (TAILQ_EMPTY(&asoc->send_queue) &&
786 TAILQ_EMPTY(&asoc->sent_queue) &&
787 (asoc->stream_queue_cnt == 0)) {
788 /* there is nothing queued to send, so done */
789 if (asoc->locked_on_sending) {
792 if ((SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) &&
793 (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_ACK_SENT)) {
794 /* only send SHUTDOWN 1st time thru */
795 struct sctp_nets *netp;
797 if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) ||
798 (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
799 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
801 SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT);
802 SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING);
803 sctp_stop_timers_for_shutdown(stcb);
804 if (stcb->asoc.alternate) {
805 netp = stcb->asoc.alternate;
807 netp = stcb->asoc.primary_destination;
809 sctp_send_shutdown(stcb, netp);
810 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
811 stcb->sctp_ep, stcb, netp);
812 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD,
813 stcb->sctp_ep, stcb, netp);
814 sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED);
818 * we still got (or just got) data to send,
819 * so set SHUTDOWN_PENDING
822 * XXX sockets draft says that SCTP_EOF
823 * should be sent with no data. currently,
824 * we will allow user data to be sent first
825 * and move to SHUTDOWN-PENDING
827 struct sctp_nets *netp;
829 if (stcb->asoc.alternate) {
830 netp = stcb->asoc.alternate;
832 netp = stcb->asoc.primary_destination;
835 asoc->state |= SCTP_STATE_SHUTDOWN_PENDING;
836 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb,
838 if (asoc->locked_on_sending) {
839 /* Locked to send out the data */
840 struct sctp_stream_queue_pending *sp;
842 sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead);
844 SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n",
845 asoc->locked_on_sending->stream_no);
847 if ((sp->length == 0) && (sp->msg_is_complete == 0))
848 asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT;
851 if (TAILQ_EMPTY(&asoc->send_queue) &&
852 TAILQ_EMPTY(&asoc->sent_queue) &&
853 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
857 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
858 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4;
859 sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED);
860 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
861 if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) ||
862 (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
863 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
865 SCTP_INP_RUNLOCK(inp);
866 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5);
869 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
872 soisdisconnecting(so);
873 SCTP_TCB_UNLOCK(stcb);
874 SCTP_INP_RUNLOCK(inp);
879 /* UDP model does not support this */
880 SCTP_INP_RUNLOCK(inp);
881 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
887 sctp_flush(struct socket *so, int how)
890 * We will just clear out the values and let subsequent close clear
891 * out the data, if any. Note if the user did a shutdown(SHUT_RD)
892 * they will not be able to read the data, the socket will block
893 * that from happening.
895 struct sctp_inpcb *inp;
897 inp = (struct sctp_inpcb *)so->so_pcb;
899 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
903 /* For the 1 to many model this does nothing */
904 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
905 SCTP_INP_RUNLOCK(inp);
908 SCTP_INP_RUNLOCK(inp);
909 if ((how == PRU_FLUSH_RD) || (how == PRU_FLUSH_RDWR)) {
911 * First make sure the sb will be happy, we don't use these
912 * except maybe the count
915 SCTP_INP_READ_LOCK(inp);
916 inp->sctp_flags |= SCTP_PCB_FLAGS_SOCKET_CANT_READ;
917 SCTP_INP_READ_UNLOCK(inp);
918 SCTP_INP_WUNLOCK(inp);
919 so->so_rcv.sb_cc = 0;
920 so->so_rcv.sb_mbcnt = 0;
921 so->so_rcv.sb_mb = NULL;
923 if ((how == PRU_FLUSH_WR) || (how == PRU_FLUSH_RDWR)) {
925 * First make sure the sb will be happy, we don't use these
926 * except maybe the count
928 so->so_snd.sb_cc = 0;
929 so->so_snd.sb_mbcnt = 0;
930 so->so_snd.sb_mb = NULL;
937 sctp_shutdown(struct socket *so)
939 struct sctp_inpcb *inp;
941 inp = (struct sctp_inpcb *)so->so_pcb;
943 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
947 /* For UDP model this is a invalid call */
948 if (!((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
949 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) {
950 /* Restore the flags that the soshutdown took away. */
951 SOCKBUF_LOCK(&so->so_rcv);
952 so->so_rcv.sb_state &= ~SBS_CANTRCVMORE;
953 SOCKBUF_UNLOCK(&so->so_rcv);
954 /* This proc will wakeup for read and do nothing (I hope) */
955 SCTP_INP_RUNLOCK(inp);
956 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
960 * Ok if we reach here its the TCP model and it is either a SHUT_WR
961 * or SHUT_RDWR. This means we put the shutdown flag against it.
964 struct sctp_tcb *stcb;
965 struct sctp_association *asoc;
968 (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) {
969 SCTP_INP_RUNLOCK(inp);
974 stcb = LIST_FIRST(&inp->sctp_asoc_list);
977 * Ok we hit the case that the shutdown call was
978 * made after an abort or something. Nothing to do
981 SCTP_INP_RUNLOCK(inp);
986 if (TAILQ_EMPTY(&asoc->send_queue) &&
987 TAILQ_EMPTY(&asoc->sent_queue) &&
988 (asoc->stream_queue_cnt == 0)) {
989 if (asoc->locked_on_sending) {
992 /* there is nothing queued to send, so I'm done... */
993 if (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) {
994 /* only send SHUTDOWN the first time through */
995 struct sctp_nets *netp;
997 if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) ||
998 (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
999 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
1001 SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT);
1002 SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING);
1003 sctp_stop_timers_for_shutdown(stcb);
1004 if (stcb->asoc.alternate) {
1005 netp = stcb->asoc.alternate;
1007 netp = stcb->asoc.primary_destination;
1009 sctp_send_shutdown(stcb, netp);
1010 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
1011 stcb->sctp_ep, stcb, netp);
1012 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD,
1013 stcb->sctp_ep, stcb, netp);
1014 sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED);
1018 * we still got (or just got) data to send, so set
1021 struct sctp_nets *netp;
1023 if (stcb->asoc.alternate) {
1024 netp = stcb->asoc.alternate;
1026 netp = stcb->asoc.primary_destination;
1029 asoc->state |= SCTP_STATE_SHUTDOWN_PENDING;
1030 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb,
1033 if (asoc->locked_on_sending) {
1034 /* Locked to send out the data */
1035 struct sctp_stream_queue_pending *sp;
1037 sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead);
1039 SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n",
1040 asoc->locked_on_sending->stream_no);
1042 if ((sp->length == 0) && (sp->msg_is_complete == 0)) {
1043 asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT;
1047 if (TAILQ_EMPTY(&asoc->send_queue) &&
1048 TAILQ_EMPTY(&asoc->sent_queue) &&
1049 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
1050 struct mbuf *op_err;
1053 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
1054 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6;
1055 sctp_abort_an_association(stcb->sctp_ep, stcb,
1056 op_err, SCTP_SO_LOCKED);
1059 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
1062 SCTP_TCB_UNLOCK(stcb);
1065 SCTP_INP_RUNLOCK(inp);
1070 * copies a "user" presentable address and removes embedded scope, etc.
1071 * returns 0 on success, 1 on error
1074 sctp_fill_user_address(struct sockaddr_storage *ss, struct sockaddr *sa)
1077 struct sockaddr_in6 lsa6;
1079 sa = (struct sockaddr *)sctp_recover_scope((struct sockaddr_in6 *)sa,
1082 memcpy(ss, sa, sa->sa_len);
1089 * NOTE: assumes addr lock is held
1092 sctp_fill_up_addresses_vrf(struct sctp_inpcb *inp,
1093 struct sctp_tcb *stcb,
1095 struct sockaddr_storage *sas,
1098 struct sctp_ifn *sctp_ifn;
1099 struct sctp_ifa *sctp_ifa;
1104 int ipv4_local_scope, ipv4_addr_legal;
1108 int local_scope, site_scope, ipv6_addr_legal;
1111 struct sctp_vrf *vrf;
1118 /* Turn on all the appropriate scope */
1119 loopback_scope = stcb->asoc.scope.loopback_scope;
1121 ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope;
1122 ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal;
1125 local_scope = stcb->asoc.scope.local_scope;
1126 site_scope = stcb->asoc.scope.site_scope;
1127 ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal;
1130 /* Use generic values for endpoints. */
1133 ipv4_local_scope = 1;
1139 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
1141 ipv6_addr_legal = 1;
1144 if (SCTP_IPV6_V6ONLY(inp)) {
1145 ipv4_addr_legal = 0;
1147 ipv4_addr_legal = 1;
1152 ipv6_addr_legal = 0;
1155 ipv4_addr_legal = 1;
1159 vrf = sctp_find_vrf(vrf_id);
1163 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1164 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1165 if ((loopback_scope == 0) &&
1166 SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) {
1167 /* Skip loopback if loopback_scope not set */
1170 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1173 * For the BOUND-ALL case, the list
1174 * associated with a TCB is Always
1175 * considered a reverse list.. i.e.
1176 * it lists addresses that are NOT
1177 * part of the association. If this
1178 * is one of those we must skip it.
1180 if (sctp_is_addr_restricted(stcb,
1185 switch (sctp_ifa->address.sa.sa_family) {
1188 if (ipv4_addr_legal) {
1189 struct sockaddr_in *sin;
1191 sin = (struct sockaddr_in *)&sctp_ifa->address.sa;
1192 if (sin->sin_addr.s_addr == 0) {
1200 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
1201 &sin->sin_addr) != 0) {
1204 if ((ipv4_local_scope == 0) &&
1205 (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) {
1209 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
1210 in6_sin_2_v4mapsin6(sin, (struct sockaddr_in6 *)sas);
1211 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1212 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(struct sockaddr_in6));
1213 actual += sizeof(struct sockaddr_in6);
1216 memcpy(sas, sin, sizeof(*sin));
1217 ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport;
1218 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin));
1219 actual += sizeof(*sin);
1223 if (actual >= limit) {
1233 if (ipv6_addr_legal) {
1234 struct sockaddr_in6 *sin6;
1236 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa;
1237 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
1245 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
1246 &sin6->sin6_addr) != 0) {
1249 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
1250 if (local_scope == 0)
1252 if (sin6->sin6_scope_id == 0) {
1253 if (sa6_recoverscope(sin6) != 0)
1271 if ((site_scope == 0) &&
1272 (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) {
1275 memcpy(sas, sin6, sizeof(*sin6));
1276 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1277 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin6));
1278 actual += sizeof(*sin6);
1279 if (actual >= limit) {
1294 struct sctp_laddr *laddr;
1296 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1298 if (sctp_is_addr_restricted(stcb, laddr->ifa)) {
1302 if (sctp_fill_user_address(sas, &laddr->ifa->address.sa))
1304 switch (laddr->ifa->address.sa.sa_family) {
1307 ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport;
1312 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1319 sas = (struct sockaddr_storage *)((caddr_t)sas +
1320 laddr->ifa->address.sa.sa_len);
1321 actual += laddr->ifa->address.sa.sa_len;
1322 if (actual >= limit) {
1331 sctp_fill_up_addresses(struct sctp_inpcb *inp,
1332 struct sctp_tcb *stcb,
1334 struct sockaddr_storage *sas)
1338 SCTP_IPI_ADDR_RLOCK();
1339 /* fill up addresses for the endpoint's default vrf */
1340 size = sctp_fill_up_addresses_vrf(inp, stcb, limit, sas,
1342 SCTP_IPI_ADDR_RUNLOCK();
1347 * NOTE: assumes addr lock is held
1350 sctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id)
1353 struct sctp_vrf *vrf = NULL;
1356 * In both sub-set bound an bound_all cases we return the MAXIMUM
1357 * number of addresses that you COULD get. In reality the sub-set
1358 * bound may have an exclusion list for a given TCB OR in the
1359 * bound-all case a TCB may NOT include the loopback or other
1360 * addresses as well.
1362 vrf = sctp_find_vrf(vrf_id);
1366 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1367 struct sctp_ifn *sctp_ifn;
1368 struct sctp_ifa *sctp_ifa;
1370 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1371 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1372 /* Count them if they are the right type */
1373 switch (sctp_ifa->address.sa.sa_family) {
1376 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1377 cnt += sizeof(struct sockaddr_in6);
1379 cnt += sizeof(struct sockaddr_in);
1384 cnt += sizeof(struct sockaddr_in6);
1393 struct sctp_laddr *laddr;
1395 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1396 switch (laddr->ifa->address.sa.sa_family) {
1399 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1400 cnt += sizeof(struct sockaddr_in6);
1402 cnt += sizeof(struct sockaddr_in);
1407 cnt += sizeof(struct sockaddr_in6);
1419 sctp_count_max_addresses(struct sctp_inpcb *inp)
1423 SCTP_IPI_ADDR_RLOCK();
1424 /* count addresses for the endpoint's default VRF */
1425 cnt = sctp_count_max_addresses_vrf(inp, inp->def_vrf_id);
1426 SCTP_IPI_ADDR_RUNLOCK();
1431 sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval,
1432 size_t optsize, void *p, int delay)
1435 int creat_lock_on = 0;
1436 struct sctp_tcb *stcb = NULL;
1437 struct sockaddr *sa;
1438 int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr;
1440 int bad_addresses = 0;
1443 SCTPDBG(SCTP_DEBUG_PCB1, "Connectx called\n");
1445 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
1446 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
1447 /* We are already connected AND the TCP model */
1448 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
1449 return (EADDRINUSE);
1451 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
1452 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
1453 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1456 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
1457 SCTP_INP_RLOCK(inp);
1458 stcb = LIST_FIRST(&inp->sctp_asoc_list);
1459 SCTP_INP_RUNLOCK(inp);
1462 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
1465 SCTP_INP_INCR_REF(inp);
1466 SCTP_ASOC_CREATE_LOCK(inp);
1468 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
1469 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
1470 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
1474 totaddrp = (int *)optval;
1475 totaddr = *totaddrp;
1476 sa = (struct sockaddr *)(totaddrp + 1);
1477 stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (optsize - sizeof(int)), &bad_addresses);
1478 if ((stcb != NULL) || bad_addresses) {
1479 /* Already have or am bring up an association */
1480 SCTP_ASOC_CREATE_UNLOCK(inp);
1483 SCTP_TCB_UNLOCK(stcb);
1484 if (bad_addresses == 0) {
1485 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
1491 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
1496 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
1498 struct in6pcb *inp6;
1500 inp6 = (struct in6pcb *)inp;
1501 if (SCTP_IPV6_V6ONLY(inp6)) {
1503 * if IPV6_V6ONLY flag, ignore connections destined
1504 * to a v4 addr or v4-mapped addr
1506 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1512 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
1513 SCTP_PCB_FLAGS_UNBOUND) {
1514 /* Bind a ephemeral port */
1515 error = sctp_inpcb_bind(so, NULL, NULL, p);
1520 /* FIX ME: do we want to pass in a vrf on the connect call? */
1521 vrf_id = inp->def_vrf_id;
1524 /* We are GOOD to go */
1525 stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id,
1529 /* Gak! no memory */
1532 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
1533 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
1534 /* Set the connected flag so we can queue data */
1537 SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT);
1538 /* move to second address */
1539 switch (sa->sa_family) {
1542 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in));
1547 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in6));
1555 sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error);
1556 /* Fill in the return id */
1558 (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6);
1561 a_id = (sctp_assoc_t *) optval;
1562 *a_id = sctp_get_associd(stcb);
1564 /* initialize authentication parameters for the assoc */
1565 sctp_initialize_auth_params(inp, stcb);
1568 /* doing delayed connection */
1569 stcb->asoc.delayed_connection = 1;
1570 sctp_timer_start(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination);
1572 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
1573 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
1575 SCTP_TCB_UNLOCK(stcb);
1576 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
1577 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
1578 /* Set the connected flag so we can queue data */
1582 if (creat_lock_on) {
1583 SCTP_ASOC_CREATE_UNLOCK(inp);
1585 SCTP_INP_DECR_REF(inp);
1589 #define SCTP_FIND_STCB(inp, stcb, assoc_id) { \
1590 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||\
1591 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { \
1592 SCTP_INP_RLOCK(inp); \
1593 stcb = LIST_FIRST(&inp->sctp_asoc_list); \
1595 SCTP_TCB_LOCK(stcb); \
1597 SCTP_INP_RUNLOCK(inp); \
1598 } else if (assoc_id > SCTP_ALL_ASSOC) { \
1599 stcb = sctp_findassociation_ep_asocid(inp, assoc_id, 1); \
1600 if (stcb == NULL) { \
1601 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); \
1611 #define SCTP_CHECK_AND_CAST(destp, srcp, type, size) {\
1612 if (size < sizeof(type)) { \
1613 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); \
1617 destp = (type *)srcp; \
1622 sctp_getopt(struct socket *so, int optname, void *optval, size_t *optsize,
1625 struct sctp_inpcb *inp = NULL;
1627 struct sctp_tcb *stcb = NULL;
1629 if (optval == NULL) {
1630 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1633 inp = (struct sctp_inpcb *)so->so_pcb;
1635 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1642 case SCTP_AUTOCLOSE:
1643 case SCTP_EXPLICIT_EOR:
1644 case SCTP_AUTO_ASCONF:
1645 case SCTP_DISABLE_FRAGMENTS:
1646 case SCTP_I_WANT_MAPPED_V4_ADDR:
1647 case SCTP_USE_EXT_RCVINFO:
1648 SCTP_INP_RLOCK(inp);
1650 case SCTP_DISABLE_FRAGMENTS:
1651 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NO_FRAGMENT);
1653 case SCTP_I_WANT_MAPPED_V4_ADDR:
1654 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4);
1656 case SCTP_AUTO_ASCONF:
1657 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1658 /* only valid for bound all sockets */
1659 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTO_ASCONF);
1661 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1666 case SCTP_EXPLICIT_EOR:
1667 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXPLICIT_EOR);
1670 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NODELAY);
1672 case SCTP_USE_EXT_RCVINFO:
1673 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXT_RCVINFO);
1675 case SCTP_AUTOCLOSE:
1676 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTOCLOSE))
1677 val = TICKS_TO_SEC(inp->sctp_ep.auto_close_time);
1683 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
1684 error = ENOPROTOOPT;
1685 } /* end switch (sopt->sopt_name) */
1686 if (*optsize < sizeof(val)) {
1687 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1691 SCTP_INP_RUNLOCK(inp);
1693 /* return the option value */
1694 *(int *)optval = val;
1695 *optsize = sizeof(val);
1698 case SCTP_GET_PACKET_LOG:
1700 #ifdef SCTP_PACKET_LOGGING
1704 SCTP_CHECK_AND_CAST(target, optval, uint8_t, *optsize);
1705 ret = sctp_copy_out_packet_log(target, (int)*optsize);
1708 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
1713 case SCTP_REUSE_PORT:
1717 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
1718 /* Can't do this for a 1-m socket */
1722 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1723 *value = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
1724 *optsize = sizeof(uint32_t);
1727 case SCTP_PARTIAL_DELIVERY_POINT:
1731 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1732 *value = inp->partial_delivery_point;
1733 *optsize = sizeof(uint32_t);
1736 case SCTP_FRAGMENT_INTERLEAVE:
1740 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1741 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) {
1742 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS)) {
1743 *value = SCTP_FRAG_LEVEL_2;
1745 *value = SCTP_FRAG_LEVEL_1;
1748 *value = SCTP_FRAG_LEVEL_0;
1750 *optsize = sizeof(uint32_t);
1753 case SCTP_CMT_ON_OFF:
1755 struct sctp_assoc_value *av;
1757 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1758 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1760 av->assoc_value = stcb->asoc.sctp_cmt_on_off;
1761 SCTP_TCB_UNLOCK(stcb);
1763 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1764 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1765 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1766 SCTP_INP_RLOCK(inp);
1767 av->assoc_value = inp->sctp_cmt_on_off;
1768 SCTP_INP_RUNLOCK(inp);
1770 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1775 *optsize = sizeof(struct sctp_assoc_value);
1779 case SCTP_PLUGGABLE_CC:
1781 struct sctp_assoc_value *av;
1783 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1784 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1786 av->assoc_value = stcb->asoc.congestion_control_module;
1787 SCTP_TCB_UNLOCK(stcb);
1789 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1790 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1791 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1792 SCTP_INP_RLOCK(inp);
1793 av->assoc_value = inp->sctp_ep.sctp_default_cc_module;
1794 SCTP_INP_RUNLOCK(inp);
1796 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1801 *optsize = sizeof(struct sctp_assoc_value);
1805 case SCTP_CC_OPTION:
1807 struct sctp_cc_option *cc_opt;
1809 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, *optsize);
1810 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
1814 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
1817 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 0, cc_opt);
1818 *optsize = sizeof(struct sctp_cc_option);
1820 SCTP_TCB_UNLOCK(stcb);
1824 case SCTP_PLUGGABLE_SS:
1826 struct sctp_assoc_value *av;
1828 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1829 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1831 av->assoc_value = stcb->asoc.stream_scheduling_module;
1832 SCTP_TCB_UNLOCK(stcb);
1834 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1835 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1836 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1837 SCTP_INP_RLOCK(inp);
1838 av->assoc_value = inp->sctp_ep.sctp_default_ss_module;
1839 SCTP_INP_RUNLOCK(inp);
1841 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1846 *optsize = sizeof(struct sctp_assoc_value);
1852 struct sctp_stream_value *av;
1854 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, *optsize);
1855 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1857 if (stcb->asoc.ss_functions.sctp_ss_get_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
1858 &av->stream_value) < 0) {
1859 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1862 *optsize = sizeof(struct sctp_stream_value);
1864 SCTP_TCB_UNLOCK(stcb);
1867 * Can't get stream value without
1870 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1875 case SCTP_GET_ADDR_LEN:
1877 struct sctp_assoc_value *av;
1879 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1882 if (av->assoc_value == AF_INET) {
1883 av->assoc_value = sizeof(struct sockaddr_in);
1888 if (av->assoc_value == AF_INET6) {
1889 av->assoc_value = sizeof(struct sockaddr_in6);
1894 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1896 *optsize = sizeof(struct sctp_assoc_value);
1900 case SCTP_GET_ASSOC_NUMBER:
1902 uint32_t *value, cnt;
1904 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1906 SCTP_INP_RLOCK(inp);
1907 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1910 SCTP_INP_RUNLOCK(inp);
1912 *optsize = sizeof(uint32_t);
1915 case SCTP_GET_ASSOC_ID_LIST:
1917 struct sctp_assoc_ids *ids;
1918 unsigned int at, limit;
1920 SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize);
1922 limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t);
1923 SCTP_INP_RLOCK(inp);
1924 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1926 ids->gaids_assoc_id[at++] = sctp_get_associd(stcb);
1929 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1933 SCTP_INP_RUNLOCK(inp);
1935 ids->gaids_number_of_ids = at;
1936 *optsize = ((at * sizeof(sctp_assoc_t)) + sizeof(uint32_t));
1942 struct sctp_assoc_value *av;
1944 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1945 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1948 av->assoc_value = stcb->asoc.context;
1949 SCTP_TCB_UNLOCK(stcb);
1951 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1952 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1953 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1954 SCTP_INP_RLOCK(inp);
1955 av->assoc_value = inp->sctp_context;
1956 SCTP_INP_RUNLOCK(inp);
1958 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1963 *optsize = sizeof(struct sctp_assoc_value);
1969 uint32_t *default_vrfid;
1971 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, *optsize);
1972 *default_vrfid = inp->def_vrf_id;
1973 *optsize = sizeof(uint32_t);
1976 case SCTP_GET_ASOC_VRF:
1978 struct sctp_assoc_value *id;
1980 SCTP_CHECK_AND_CAST(id, optval, struct sctp_assoc_value, *optsize);
1981 SCTP_FIND_STCB(inp, stcb, id->assoc_id);
1984 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1986 id->assoc_value = stcb->asoc.vrf_id;
1987 *optsize = sizeof(struct sctp_assoc_value);
1991 case SCTP_GET_VRF_IDS:
1993 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
1997 case SCTP_GET_NONCE_VALUES:
1999 struct sctp_get_nonce_values *gnv;
2001 SCTP_CHECK_AND_CAST(gnv, optval, struct sctp_get_nonce_values, *optsize);
2002 SCTP_FIND_STCB(inp, stcb, gnv->gn_assoc_id);
2005 gnv->gn_peers_tag = stcb->asoc.peer_vtag;
2006 gnv->gn_local_tag = stcb->asoc.my_vtag;
2007 SCTP_TCB_UNLOCK(stcb);
2008 *optsize = sizeof(struct sctp_get_nonce_values);
2010 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2015 case SCTP_DELAYED_SACK:
2017 struct sctp_sack_info *sack;
2019 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, *optsize);
2020 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
2022 sack->sack_delay = stcb->asoc.delayed_ack;
2023 sack->sack_freq = stcb->asoc.sack_freq;
2024 SCTP_TCB_UNLOCK(stcb);
2026 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2027 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2028 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC)) {
2029 SCTP_INP_RLOCK(inp);
2030 sack->sack_delay = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV]);
2031 sack->sack_freq = inp->sctp_ep.sctp_sack_freq;
2032 SCTP_INP_RUNLOCK(inp);
2034 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2039 *optsize = sizeof(struct sctp_sack_info);
2043 case SCTP_GET_SNDBUF_USE:
2045 struct sctp_sockstat *ss;
2047 SCTP_CHECK_AND_CAST(ss, optval, struct sctp_sockstat, *optsize);
2048 SCTP_FIND_STCB(inp, stcb, ss->ss_assoc_id);
2051 ss->ss_total_sndbuf = stcb->asoc.total_output_queue_size;
2052 ss->ss_total_recv_buf = (stcb->asoc.size_on_reasm_queue +
2053 stcb->asoc.size_on_all_streams);
2054 SCTP_TCB_UNLOCK(stcb);
2055 *optsize = sizeof(struct sctp_sockstat);
2057 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2062 case SCTP_MAX_BURST:
2064 struct sctp_assoc_value *av;
2066 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2067 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2070 av->assoc_value = stcb->asoc.max_burst;
2071 SCTP_TCB_UNLOCK(stcb);
2073 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2074 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2075 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
2076 SCTP_INP_RLOCK(inp);
2077 av->assoc_value = inp->sctp_ep.max_burst;
2078 SCTP_INP_RUNLOCK(inp);
2080 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2085 *optsize = sizeof(struct sctp_assoc_value);
2091 struct sctp_assoc_value *av;
2094 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2095 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2098 av->assoc_value = sctp_get_frag_point(stcb, &stcb->asoc);
2099 SCTP_TCB_UNLOCK(stcb);
2101 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2102 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2103 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
2104 SCTP_INP_RLOCK(inp);
2105 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
2106 ovh = SCTP_MED_OVERHEAD;
2108 ovh = SCTP_MED_V4_OVERHEAD;
2110 if (inp->sctp_frag_point >= SCTP_DEFAULT_MAXSEGMENT)
2111 av->assoc_value = 0;
2113 av->assoc_value = inp->sctp_frag_point - ovh;
2114 SCTP_INP_RUNLOCK(inp);
2116 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2121 *optsize = sizeof(struct sctp_assoc_value);
2125 case SCTP_GET_STAT_LOG:
2126 error = sctp_fill_stat_log(optval, optsize);
2130 struct sctp_event_subscribe *events;
2132 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, *optsize);
2133 memset(events, 0, sizeof(struct sctp_event_subscribe));
2134 SCTP_INP_RLOCK(inp);
2135 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT))
2136 events->sctp_data_io_event = 1;
2138 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT))
2139 events->sctp_association_event = 1;
2141 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT))
2142 events->sctp_address_event = 1;
2144 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT))
2145 events->sctp_send_failure_event = 1;
2147 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR))
2148 events->sctp_peer_error_event = 1;
2150 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT))
2151 events->sctp_shutdown_event = 1;
2153 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT))
2154 events->sctp_partial_delivery_event = 1;
2156 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT))
2157 events->sctp_adaptation_layer_event = 1;
2159 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT))
2160 events->sctp_authentication_event = 1;
2162 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT))
2163 events->sctp_sender_dry_event = 1;
2165 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT))
2166 events->sctp_stream_reset_event = 1;
2167 SCTP_INP_RUNLOCK(inp);
2168 *optsize = sizeof(struct sctp_event_subscribe);
2171 case SCTP_ADAPTATION_LAYER:
2175 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2177 SCTP_INP_RLOCK(inp);
2178 *value = inp->sctp_ep.adaptation_layer_indicator;
2179 SCTP_INP_RUNLOCK(inp);
2180 *optsize = sizeof(uint32_t);
2183 case SCTP_SET_INITIAL_DBG_SEQ:
2187 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2188 SCTP_INP_RLOCK(inp);
2189 *value = inp->sctp_ep.initial_sequence_debug;
2190 SCTP_INP_RUNLOCK(inp);
2191 *optsize = sizeof(uint32_t);
2194 case SCTP_GET_LOCAL_ADDR_SIZE:
2198 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2199 SCTP_INP_RLOCK(inp);
2200 *value = sctp_count_max_addresses(inp);
2201 SCTP_INP_RUNLOCK(inp);
2202 *optsize = sizeof(uint32_t);
2205 case SCTP_GET_REMOTE_ADDR_SIZE:
2209 struct sctp_nets *net;
2211 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2212 /* FIXME MT: change to sctp_assoc_value? */
2213 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value);
2217 /* Count the sizes */
2218 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2219 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2220 size += sizeof(struct sockaddr_in6);
2222 switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) {
2225 size += sizeof(struct sockaddr_in);
2230 size += sizeof(struct sockaddr_in6);
2238 SCTP_TCB_UNLOCK(stcb);
2239 *value = (uint32_t) size;
2240 *optsize = sizeof(uint32_t);
2242 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2247 case SCTP_GET_PEER_ADDRESSES:
2249 * Get the address information, an array is passed in to
2250 * fill up we pack it.
2254 struct sockaddr_storage *sas;
2255 struct sctp_nets *net;
2256 struct sctp_getaddresses *saddr;
2258 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2259 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2262 left = (*optsize) - sizeof(struct sctp_getaddresses);
2263 *optsize = sizeof(struct sctp_getaddresses);
2264 sas = (struct sockaddr_storage *)&saddr->addr[0];
2266 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2267 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2268 cpsz = sizeof(struct sockaddr_in6);
2270 switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) {
2273 cpsz = sizeof(struct sockaddr_in);
2278 cpsz = sizeof(struct sockaddr_in6);
2290 /* not enough room. */
2293 #if defined(INET) && defined(INET6)
2294 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) &&
2295 (((struct sockaddr *)&net->ro._l_addr)->sa_family == AF_INET)) {
2296 /* Must map the address */
2297 in6_sin_2_v4mapsin6((struct sockaddr_in *)&net->ro._l_addr,
2298 (struct sockaddr_in6 *)sas);
2301 memcpy(sas, &net->ro._l_addr, cpsz);
2302 #if defined(INET) && defined(INET6)
2305 ((struct sockaddr_in *)sas)->sin_port = stcb->rport;
2307 sas = (struct sockaddr_storage *)((caddr_t)sas + cpsz);
2311 SCTP_TCB_UNLOCK(stcb);
2313 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2318 case SCTP_GET_LOCAL_ADDRESSES:
2320 size_t limit, actual;
2321 struct sockaddr_storage *sas;
2322 struct sctp_getaddresses *saddr;
2324 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2325 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2327 sas = (struct sockaddr_storage *)&saddr->addr[0];
2328 limit = *optsize - sizeof(sctp_assoc_t);
2329 actual = sctp_fill_up_addresses(inp, stcb, limit, sas);
2331 SCTP_TCB_UNLOCK(stcb);
2333 *optsize = sizeof(struct sockaddr_storage) + actual;
2336 case SCTP_PEER_ADDR_PARAMS:
2338 struct sctp_paddrparams *paddrp;
2339 struct sctp_nets *net;
2341 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize);
2342 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
2346 net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address);
2349 * We increment here since
2350 * sctp_findassociation_ep_addr() wil do a
2351 * decrement if it finds the stcb as long as
2352 * the locked tcb (last argument) is NOT a
2355 SCTP_INP_INCR_REF(inp);
2356 stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddrp->spp_address, &net, NULL, NULL);
2358 SCTP_INP_DECR_REF(inp);
2361 if (stcb && (net == NULL)) {
2362 struct sockaddr *sa;
2364 sa = (struct sockaddr *)&paddrp->spp_address;
2366 if (sa->sa_family == AF_INET) {
2367 struct sockaddr_in *sin;
2369 sin = (struct sockaddr_in *)sa;
2370 if (sin->sin_addr.s_addr) {
2372 SCTP_TCB_UNLOCK(stcb);
2373 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2379 if (sa->sa_family == AF_INET6) {
2380 struct sockaddr_in6 *sin6;
2382 sin6 = (struct sockaddr_in6 *)sa;
2383 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
2385 SCTP_TCB_UNLOCK(stcb);
2386 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2392 error = EAFNOSUPPORT;
2393 SCTP_TCB_UNLOCK(stcb);
2394 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2399 /* Applies to the specific association */
2400 paddrp->spp_flags = 0;
2404 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
2405 ovh = SCTP_MED_OVERHEAD;
2407 ovh = SCTP_MED_V4_OVERHEAD;
2410 paddrp->spp_hbinterval = net->heart_beat_delay;
2411 paddrp->spp_pathmaxrxt = net->failure_threshold;
2412 paddrp->spp_pathmtu = net->mtu - ovh;
2413 /* get flags for HB */
2414 if (net->dest_state & SCTP_ADDR_NOHB) {
2415 paddrp->spp_flags |= SPP_HB_DISABLE;
2417 paddrp->spp_flags |= SPP_HB_ENABLE;
2419 /* get flags for PMTU */
2420 if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
2421 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2423 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2425 if (net->dscp & 0x01) {
2426 paddrp->spp_dscp = net->dscp & 0xfc;
2427 paddrp->spp_flags |= SPP_DSCP;
2430 if ((net->ro._l_addr.sa.sa_family == AF_INET6) &&
2431 (net->flowlabel & 0x80000000)) {
2432 paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff;
2433 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2438 * No destination so return default
2441 paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure;
2442 paddrp->spp_pathmtu = sctp_get_frag_point(stcb, &stcb->asoc);
2443 if (stcb->asoc.default_dscp & 0x01) {
2444 paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc;
2445 paddrp->spp_flags |= SPP_DSCP;
2448 if (stcb->asoc.default_flowlabel & 0x80000000) {
2449 paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff;
2450 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2453 /* default settings should be these */
2454 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2455 paddrp->spp_flags |= SPP_HB_DISABLE;
2457 paddrp->spp_flags |= SPP_HB_ENABLE;
2459 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2460 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2462 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2464 paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay;
2466 paddrp->spp_assoc_id = sctp_get_associd(stcb);
2467 SCTP_TCB_UNLOCK(stcb);
2469 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2470 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2471 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
2472 /* Use endpoint defaults */
2473 SCTP_INP_RLOCK(inp);
2474 paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure;
2475 paddrp->spp_hbinterval = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]);
2476 paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC;
2477 /* get inp's default */
2478 if (inp->sctp_ep.default_dscp & 0x01) {
2479 paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc;
2480 paddrp->spp_flags |= SPP_DSCP;
2483 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
2484 (inp->sctp_ep.default_flowlabel & 0x80000000)) {
2485 paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff;
2486 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2489 /* can't return this */
2490 paddrp->spp_pathmtu = 0;
2492 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2493 paddrp->spp_flags |= SPP_HB_ENABLE;
2495 paddrp->spp_flags |= SPP_HB_DISABLE;
2497 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2498 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2500 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2502 SCTP_INP_RUNLOCK(inp);
2504 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2509 *optsize = sizeof(struct sctp_paddrparams);
2513 case SCTP_GET_PEER_ADDR_INFO:
2515 struct sctp_paddrinfo *paddri;
2516 struct sctp_nets *net;
2518 SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize);
2519 SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id);
2523 net = sctp_findnet(stcb, (struct sockaddr *)&paddri->spinfo_address);
2526 * We increment here since
2527 * sctp_findassociation_ep_addr() wil do a
2528 * decrement if it finds the stcb as long as
2529 * the locked tcb (last argument) is NOT a
2532 SCTP_INP_INCR_REF(inp);
2533 stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddri->spinfo_address, &net, NULL, NULL);
2535 SCTP_INP_DECR_REF(inp);
2539 if ((stcb) && (net)) {
2540 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2541 /* It's unconfirmed */
2542 paddri->spinfo_state = SCTP_UNCONFIRMED;
2543 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2545 paddri->spinfo_state = SCTP_ACTIVE;
2548 paddri->spinfo_state = SCTP_INACTIVE;
2550 paddri->spinfo_cwnd = net->cwnd;
2551 paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2552 paddri->spinfo_rto = net->RTO;
2553 paddri->spinfo_assoc_id = sctp_get_associd(stcb);
2554 paddri->spinfo_mtu = net->mtu;
2555 SCTP_TCB_UNLOCK(stcb);
2556 *optsize = sizeof(struct sctp_paddrinfo);
2559 SCTP_TCB_UNLOCK(stcb);
2561 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2566 case SCTP_PCB_STATUS:
2568 struct sctp_pcbinfo *spcb;
2570 SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize);
2571 sctp_fill_pcbinfo(spcb);
2572 *optsize = sizeof(struct sctp_pcbinfo);
2577 struct sctp_nets *net;
2578 struct sctp_status *sstat;
2580 SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize);
2581 SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id);
2584 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2589 * I think passing the state is fine since
2590 * sctp_constants.h will be available to the user
2593 sstat->sstat_state = stcb->asoc.state;
2594 sstat->sstat_assoc_id = sctp_get_associd(stcb);
2595 sstat->sstat_rwnd = stcb->asoc.peers_rwnd;
2596 sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt;
2598 * We can't include chunks that have been passed to
2599 * the socket layer. Only things in queue.
2601 sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue +
2602 stcb->asoc.cnt_on_all_streams);
2605 sstat->sstat_instrms = stcb->asoc.streamincnt;
2606 sstat->sstat_outstrms = stcb->asoc.streamoutcnt;
2607 sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc);
2608 memcpy(&sstat->sstat_primary.spinfo_address,
2609 &stcb->asoc.primary_destination->ro._l_addr,
2610 ((struct sockaddr *)(&stcb->asoc.primary_destination->ro._l_addr))->sa_len);
2611 net = stcb->asoc.primary_destination;
2612 ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport;
2614 * Again the user can get info from sctp_constants.h
2615 * for what the state of the network is.
2617 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2618 /* It's unconfirmed */
2619 sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED;
2620 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2622 sstat->sstat_primary.spinfo_state = SCTP_ACTIVE;
2625 sstat->sstat_primary.spinfo_state = SCTP_INACTIVE;
2627 sstat->sstat_primary.spinfo_cwnd = net->cwnd;
2628 sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2629 sstat->sstat_primary.spinfo_rto = net->RTO;
2630 sstat->sstat_primary.spinfo_mtu = net->mtu;
2631 sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb);
2632 SCTP_TCB_UNLOCK(stcb);
2633 *optsize = sizeof(struct sctp_status);
2638 struct sctp_rtoinfo *srto;
2640 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize);
2641 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
2644 srto->srto_initial = stcb->asoc.initial_rto;
2645 srto->srto_max = stcb->asoc.maxrto;
2646 srto->srto_min = stcb->asoc.minrto;
2647 SCTP_TCB_UNLOCK(stcb);
2649 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2650 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2651 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
2652 SCTP_INP_RLOCK(inp);
2653 srto->srto_initial = inp->sctp_ep.initial_rto;
2654 srto->srto_max = inp->sctp_ep.sctp_maxrto;
2655 srto->srto_min = inp->sctp_ep.sctp_minrto;
2656 SCTP_INP_RUNLOCK(inp);
2658 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2663 *optsize = sizeof(struct sctp_rtoinfo);
2669 struct sctp_timeouts *stimo;
2671 SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize);
2672 SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id);
2675 stimo->stimo_init = stcb->asoc.timoinit;
2676 stimo->stimo_data = stcb->asoc.timodata;
2677 stimo->stimo_sack = stcb->asoc.timosack;
2678 stimo->stimo_shutdown = stcb->asoc.timoshutdown;
2679 stimo->stimo_heartbeat = stcb->asoc.timoheartbeat;
2680 stimo->stimo_cookie = stcb->asoc.timocookie;
2681 stimo->stimo_shutdownack = stcb->asoc.timoshutdownack;
2682 SCTP_TCB_UNLOCK(stcb);
2683 *optsize = sizeof(struct sctp_timeouts);
2685 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2690 case SCTP_ASSOCINFO:
2692 struct sctp_assocparams *sasoc;
2694 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize);
2695 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
2698 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(stcb->asoc.cookie_life);
2699 sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times;
2700 sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets;
2701 sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd;
2702 sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd;
2703 SCTP_TCB_UNLOCK(stcb);
2705 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2706 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2707 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
2708 SCTP_INP_RLOCK(inp);
2709 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(inp->sctp_ep.def_cookie_life);
2710 sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times;
2711 sasoc->sasoc_number_peer_destinations = 0;
2712 sasoc->sasoc_peer_rwnd = 0;
2713 sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv);
2714 SCTP_INP_RUNLOCK(inp);
2716 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2721 *optsize = sizeof(struct sctp_assocparams);
2725 case SCTP_DEFAULT_SEND_PARAM:
2727 struct sctp_sndrcvinfo *s_info;
2729 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize);
2730 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
2733 memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send));
2734 SCTP_TCB_UNLOCK(stcb);
2736 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2737 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2738 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC)) {
2739 SCTP_INP_RLOCK(inp);
2740 memcpy(s_info, &inp->def_send, sizeof(inp->def_send));
2741 SCTP_INP_RUNLOCK(inp);
2743 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2748 *optsize = sizeof(struct sctp_sndrcvinfo);
2754 struct sctp_initmsg *sinit;
2756 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize);
2757 SCTP_INP_RLOCK(inp);
2758 sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count;
2759 sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome;
2760 sinit->sinit_max_attempts = inp->sctp_ep.max_init_times;
2761 sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max;
2762 SCTP_INP_RUNLOCK(inp);
2763 *optsize = sizeof(struct sctp_initmsg);
2766 case SCTP_PRIMARY_ADDR:
2767 /* we allow a "get" operation on this */
2769 struct sctp_setprim *ssp;
2771 SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize);
2772 SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id);
2775 /* simply copy out the sockaddr_storage... */
2779 if (len > stcb->asoc.primary_destination->ro._l_addr.sa.sa_len)
2780 len = stcb->asoc.primary_destination->ro._l_addr.sa.sa_len;
2782 memcpy(&ssp->ssp_addr,
2783 &stcb->asoc.primary_destination->ro._l_addr,
2785 SCTP_TCB_UNLOCK(stcb);
2786 *optsize = sizeof(struct sctp_setprim);
2788 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2793 case SCTP_HMAC_IDENT:
2795 struct sctp_hmacalgo *shmac;
2796 sctp_hmaclist_t *hmaclist;
2800 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize);
2802 SCTP_INP_RLOCK(inp);
2803 hmaclist = inp->sctp_ep.local_hmacs;
2804 if (hmaclist == NULL) {
2805 /* no HMACs to return */
2806 *optsize = sizeof(*shmac);
2807 SCTP_INP_RUNLOCK(inp);
2810 /* is there room for all of the hmac ids? */
2811 size = sizeof(*shmac) + (hmaclist->num_algo *
2812 sizeof(shmac->shmac_idents[0]));
2813 if ((size_t)(*optsize) < size) {
2814 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2816 SCTP_INP_RUNLOCK(inp);
2819 /* copy in the list */
2820 shmac->shmac_number_of_idents = hmaclist->num_algo;
2821 for (i = 0; i < hmaclist->num_algo; i++) {
2822 shmac->shmac_idents[i] = hmaclist->hmac[i];
2824 SCTP_INP_RUNLOCK(inp);
2828 case SCTP_AUTH_ACTIVE_KEY:
2830 struct sctp_authkeyid *scact;
2832 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize);
2833 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
2836 /* get the active key on the assoc */
2837 scact->scact_keynumber = stcb->asoc.authinfo.active_keyid;
2838 SCTP_TCB_UNLOCK(stcb);
2840 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2841 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2842 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC)) {
2843 /* get the endpoint active key */
2844 SCTP_INP_RLOCK(inp);
2845 scact->scact_keynumber = inp->sctp_ep.default_keyid;
2846 SCTP_INP_RUNLOCK(inp);
2848 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2853 *optsize = sizeof(struct sctp_authkeyid);
2857 case SCTP_LOCAL_AUTH_CHUNKS:
2859 struct sctp_authchunks *sac;
2860 sctp_auth_chklist_t *chklist = NULL;
2863 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2864 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2867 /* get off the assoc */
2868 chklist = stcb->asoc.local_auth_chunks;
2869 /* is there enough space? */
2870 size = sctp_auth_get_chklist_size(chklist);
2871 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2873 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2875 /* copy in the chunks */
2876 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2877 sac->gauth_number_of_chunks = (uint32_t) size;
2878 *optsize = sizeof(struct sctp_authchunks) + size;
2880 SCTP_TCB_UNLOCK(stcb);
2882 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2883 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2884 (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC)) {
2885 /* get off the endpoint */
2886 SCTP_INP_RLOCK(inp);
2887 chklist = inp->sctp_ep.local_auth_chunks;
2888 /* is there enough space? */
2889 size = sctp_auth_get_chklist_size(chklist);
2890 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2892 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2894 /* copy in the chunks */
2895 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2896 sac->gauth_number_of_chunks = (uint32_t) size;
2897 *optsize = sizeof(struct sctp_authchunks) + size;
2899 SCTP_INP_RUNLOCK(inp);
2901 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2907 case SCTP_PEER_AUTH_CHUNKS:
2909 struct sctp_authchunks *sac;
2910 sctp_auth_chklist_t *chklist = NULL;
2913 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2914 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2917 /* get off the assoc */
2918 chklist = stcb->asoc.peer_auth_chunks;
2919 /* is there enough space? */
2920 size = sctp_auth_get_chklist_size(chklist);
2921 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2923 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2925 /* copy in the chunks */
2926 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2927 sac->gauth_number_of_chunks = (uint32_t) size;
2928 *optsize = sizeof(struct sctp_authchunks) + size;
2930 SCTP_TCB_UNLOCK(stcb);
2932 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2939 struct sctp_event *event;
2940 uint32_t event_type;
2942 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize);
2943 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
2945 switch (event->se_type) {
2946 case SCTP_ASSOC_CHANGE:
2947 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
2949 case SCTP_PEER_ADDR_CHANGE:
2950 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
2952 case SCTP_REMOTE_ERROR:
2953 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
2955 case SCTP_SEND_FAILED:
2956 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
2958 case SCTP_SHUTDOWN_EVENT:
2959 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
2961 case SCTP_ADAPTATION_INDICATION:
2962 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
2964 case SCTP_PARTIAL_DELIVERY_EVENT:
2965 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
2967 case SCTP_AUTHENTICATION_EVENT:
2968 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
2970 case SCTP_STREAM_RESET_EVENT:
2971 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
2973 case SCTP_SENDER_DRY_EVENT:
2974 event_type = SCTP_PCB_FLAGS_DRYEVNT;
2976 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
2978 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
2981 case SCTP_ASSOC_RESET_EVENT:
2982 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
2984 case SCTP_STREAM_CHANGE_EVENT:
2985 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
2987 case SCTP_SEND_FAILED_EVENT:
2988 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
2992 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2996 if (event_type > 0) {
2998 event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type);
2999 SCTP_TCB_UNLOCK(stcb);
3001 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3002 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3003 (event->se_assoc_id == SCTP_FUTURE_ASSOC)) {
3004 SCTP_INP_RLOCK(inp);
3005 event->se_on = sctp_is_feature_on(inp, event_type);
3006 SCTP_INP_RUNLOCK(inp);
3008 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3014 *optsize = sizeof(struct sctp_event);
3018 case SCTP_RECVRCVINFO:
3022 if (*optsize < sizeof(int)) {
3023 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3026 SCTP_INP_RLOCK(inp);
3027 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
3028 SCTP_INP_RUNLOCK(inp);
3031 /* return the option value */
3032 *(int *)optval = onoff;
3033 *optsize = sizeof(int);
3037 case SCTP_RECVNXTINFO:
3041 if (*optsize < sizeof(int)) {
3042 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3045 SCTP_INP_RLOCK(inp);
3046 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
3047 SCTP_INP_RUNLOCK(inp);
3050 /* return the option value */
3051 *(int *)optval = onoff;
3052 *optsize = sizeof(int);
3056 case SCTP_DEFAULT_SNDINFO:
3058 struct sctp_sndinfo *info;
3060 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize);
3061 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
3064 info->snd_sid = stcb->asoc.def_send.sinfo_stream;
3065 info->snd_flags = stcb->asoc.def_send.sinfo_flags;
3066 info->snd_flags &= 0xfff0;
3067 info->snd_ppid = stcb->asoc.def_send.sinfo_ppid;
3068 info->snd_context = stcb->asoc.def_send.sinfo_context;
3069 SCTP_TCB_UNLOCK(stcb);
3071 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3072 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3073 (info->snd_assoc_id == SCTP_FUTURE_ASSOC)) {
3074 SCTP_INP_RLOCK(inp);
3075 info->snd_sid = inp->def_send.sinfo_stream;
3076 info->snd_flags = inp->def_send.sinfo_flags;
3077 info->snd_flags &= 0xfff0;
3078 info->snd_ppid = inp->def_send.sinfo_ppid;
3079 info->snd_context = inp->def_send.sinfo_context;
3080 SCTP_INP_RUNLOCK(inp);
3082 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3087 *optsize = sizeof(struct sctp_sndinfo);
3091 case SCTP_DEFAULT_PRINFO:
3093 struct sctp_default_prinfo *info;
3095 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize);
3096 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
3099 info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
3100 info->pr_value = stcb->asoc.def_send.sinfo_timetolive;
3101 SCTP_TCB_UNLOCK(stcb);
3103 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3104 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3105 (info->pr_assoc_id == SCTP_FUTURE_ASSOC)) {
3106 SCTP_INP_RLOCK(inp);
3107 info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
3108 info->pr_value = inp->def_send.sinfo_timetolive;
3109 SCTP_INP_RUNLOCK(inp);
3111 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3116 *optsize = sizeof(struct sctp_default_prinfo);
3120 case SCTP_PEER_ADDR_THLDS:
3122 struct sctp_paddrthlds *thlds;
3123 struct sctp_nets *net;
3125 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize);
3126 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
3130 net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address);
3133 * We increment here since
3134 * sctp_findassociation_ep_addr() wil do a
3135 * decrement if it finds the stcb as long as
3136 * the locked tcb (last argument) is NOT a
3139 SCTP_INP_INCR_REF(inp);
3140 stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&thlds->spt_address, &net, NULL, NULL);
3142 SCTP_INP_DECR_REF(inp);
3145 if (stcb && (net == NULL)) {
3146 struct sockaddr *sa;
3148 sa = (struct sockaddr *)&thlds->spt_address;
3150 if (sa->sa_family == AF_INET) {
3151 struct sockaddr_in *sin;
3153 sin = (struct sockaddr_in *)sa;
3154 if (sin->sin_addr.s_addr) {
3156 SCTP_TCB_UNLOCK(stcb);
3157 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3163 if (sa->sa_family == AF_INET6) {
3164 struct sockaddr_in6 *sin6;
3166 sin6 = (struct sockaddr_in6 *)sa;
3167 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3169 SCTP_TCB_UNLOCK(stcb);
3170 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3176 error = EAFNOSUPPORT;
3177 SCTP_TCB_UNLOCK(stcb);
3178 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3184 thlds->spt_pathmaxrxt = net->failure_threshold;
3185 thlds->spt_pathpfthld = net->pf_threshold;
3187 thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure;
3188 thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold;
3190 thlds->spt_assoc_id = sctp_get_associd(stcb);
3191 SCTP_TCB_UNLOCK(stcb);
3193 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3194 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3195 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
3196 /* Use endpoint defaults */
3197 SCTP_INP_RLOCK(inp);
3198 thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure;
3199 thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold;
3200 SCTP_INP_RUNLOCK(inp);
3202 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3207 *optsize = sizeof(struct sctp_paddrthlds);
3211 case SCTP_REMOTE_UDP_ENCAPS_PORT:
3213 struct sctp_udpencaps *encaps;
3214 struct sctp_nets *net;
3216 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize);
3217 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
3220 net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address);
3223 * We increment here since
3224 * sctp_findassociation_ep_addr() wil do a
3225 * decrement if it finds the stcb as long as
3226 * the locked tcb (last argument) is NOT a
3230 SCTP_INP_INCR_REF(inp);
3231 stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL);
3233 SCTP_INP_DECR_REF(inp);
3236 if (stcb && (net == NULL)) {
3237 struct sockaddr *sa;
3239 sa = (struct sockaddr *)&encaps->sue_address;
3241 if (sa->sa_family == AF_INET) {
3242 struct sockaddr_in *sin;
3244 sin = (struct sockaddr_in *)sa;
3245 if (sin->sin_addr.s_addr) {
3247 SCTP_TCB_UNLOCK(stcb);
3248 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3254 if (sa->sa_family == AF_INET6) {
3255 struct sockaddr_in6 *sin6;
3257 sin6 = (struct sockaddr_in6 *)sa;
3258 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3260 SCTP_TCB_UNLOCK(stcb);
3261 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3267 error = EAFNOSUPPORT;
3268 SCTP_TCB_UNLOCK(stcb);
3269 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3275 encaps->sue_port = net->port;
3277 encaps->sue_port = stcb->asoc.port;
3279 SCTP_TCB_UNLOCK(stcb);
3281 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3282 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3283 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
3284 SCTP_INP_RLOCK(inp);
3285 encaps->sue_port = inp->sctp_ep.port;
3286 SCTP_INP_RUNLOCK(inp);
3288 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3293 *optsize = sizeof(struct sctp_udpencaps);
3297 case SCTP_ENABLE_STREAM_RESET:
3299 struct sctp_assoc_value *av;
3301 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3302 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3305 av->assoc_value = (uint32_t) stcb->asoc.local_strreset_support;
3306 SCTP_TCB_UNLOCK(stcb);
3308 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3309 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3310 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3311 SCTP_INP_RLOCK(inp);
3312 av->assoc_value = (uint32_t) inp->local_strreset_support;
3313 SCTP_INP_RUNLOCK(inp);
3315 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3320 *optsize = sizeof(struct sctp_assoc_value);
3325 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3326 error = ENOPROTOOPT;
3328 } /* end switch (sopt->sopt_name) */
3336 sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
3341 struct sctp_tcb *stcb = NULL;
3342 struct sctp_inpcb *inp = NULL;
3345 if (optval == NULL) {
3346 SCTP_PRINTF("optval is NULL\n");
3347 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3350 inp = (struct sctp_inpcb *)so->so_pcb;
3352 SCTP_PRINTF("inp is NULL?\n");
3353 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3356 vrf_id = inp->def_vrf_id;
3361 case SCTP_AUTOCLOSE:
3362 case SCTP_AUTO_ASCONF:
3363 case SCTP_EXPLICIT_EOR:
3364 case SCTP_DISABLE_FRAGMENTS:
3365 case SCTP_USE_EXT_RCVINFO:
3366 case SCTP_I_WANT_MAPPED_V4_ADDR:
3367 /* copy in the option value */
3368 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3373 case SCTP_DISABLE_FRAGMENTS:
3374 set_opt = SCTP_PCB_FLAGS_NO_FRAGMENT;
3376 case SCTP_AUTO_ASCONF:
3378 * NOTE: we don't really support this flag
3380 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
3381 /* only valid for bound all sockets */
3382 if ((SCTP_BASE_SYSCTL(sctp_auto_asconf) == 0) &&
3384 /* forbidden by admin */
3385 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EPERM);
3388 set_opt = SCTP_PCB_FLAGS_AUTO_ASCONF;
3390 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3394 case SCTP_EXPLICIT_EOR:
3395 set_opt = SCTP_PCB_FLAGS_EXPLICIT_EOR;
3397 case SCTP_USE_EXT_RCVINFO:
3398 set_opt = SCTP_PCB_FLAGS_EXT_RCVINFO;
3400 case SCTP_I_WANT_MAPPED_V4_ADDR:
3401 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
3402 set_opt = SCTP_PCB_FLAGS_NEEDS_MAPPED_V4;
3404 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3409 set_opt = SCTP_PCB_FLAGS_NODELAY;
3411 case SCTP_AUTOCLOSE:
3412 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3413 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
3414 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3417 set_opt = SCTP_PCB_FLAGS_AUTOCLOSE;
3419 * The value is in ticks. Note this does not effect
3420 * old associations, only new ones.
3422 inp->sctp_ep.auto_close_time = SEC_TO_TICKS(*mopt);
3425 SCTP_INP_WLOCK(inp);
3427 sctp_feature_on(inp, set_opt);
3429 sctp_feature_off(inp, set_opt);
3431 SCTP_INP_WUNLOCK(inp);
3433 case SCTP_REUSE_PORT:
3435 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3436 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 0) {
3437 /* Can't set it after we are bound */
3441 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
3442 /* Can't do this for a 1-m socket */
3447 sctp_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
3449 sctp_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE);
3452 case SCTP_PARTIAL_DELIVERY_POINT:
3456 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
3457 if (*value > SCTP_SB_LIMIT_RCV(so)) {
3458 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3462 inp->partial_delivery_point = *value;
3465 case SCTP_FRAGMENT_INTERLEAVE:
3466 /* not yet until we re-write sctp_recvmsg() */
3470 SCTP_CHECK_AND_CAST(level, optval, uint32_t, optsize);
3471 if (*level == SCTP_FRAG_LEVEL_2) {
3472 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3473 sctp_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3474 } else if (*level == SCTP_FRAG_LEVEL_1) {
3475 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3476 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3477 } else if (*level == SCTP_FRAG_LEVEL_0) {
3478 sctp_feature_off(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3479 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3482 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3487 case SCTP_CMT_ON_OFF:
3488 if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) {
3489 struct sctp_assoc_value *av;
3491 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3492 if (av->assoc_value > SCTP_CMT_MAX) {
3493 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3497 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3499 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3500 SCTP_TCB_UNLOCK(stcb);
3502 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3503 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3504 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3505 (av->assoc_id == SCTP_ALL_ASSOC)) {
3506 SCTP_INP_WLOCK(inp);
3507 inp->sctp_cmt_on_off = av->assoc_value;
3508 SCTP_INP_WUNLOCK(inp);
3510 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3511 (av->assoc_id == SCTP_ALL_ASSOC)) {
3512 SCTP_INP_RLOCK(inp);
3513 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3514 SCTP_TCB_LOCK(stcb);
3515 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3516 SCTP_TCB_UNLOCK(stcb);
3518 SCTP_INP_RUNLOCK(inp);
3522 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3523 error = ENOPROTOOPT;
3526 case SCTP_PLUGGABLE_CC:
3528 struct sctp_assoc_value *av;
3529 struct sctp_nets *net;
3531 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3532 if ((av->assoc_value != SCTP_CC_RFC2581) &&
3533 (av->assoc_value != SCTP_CC_HSTCP) &&
3534 (av->assoc_value != SCTP_CC_HTCP) &&
3535 (av->assoc_value != SCTP_CC_RTCC)) {
3536 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3540 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3542 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3543 stcb->asoc.congestion_control_module = av->assoc_value;
3544 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3545 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3546 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
3549 SCTP_TCB_UNLOCK(stcb);
3551 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3552 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3553 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3554 (av->assoc_id == SCTP_ALL_ASSOC)) {
3555 SCTP_INP_WLOCK(inp);
3556 inp->sctp_ep.sctp_default_cc_module = av->assoc_value;
3557 SCTP_INP_WUNLOCK(inp);
3559 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3560 (av->assoc_id == SCTP_ALL_ASSOC)) {
3561 SCTP_INP_RLOCK(inp);
3562 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3563 SCTP_TCB_LOCK(stcb);
3564 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3565 stcb->asoc.congestion_control_module = av->assoc_value;
3566 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3567 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3568 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
3571 SCTP_TCB_UNLOCK(stcb);
3573 SCTP_INP_RUNLOCK(inp);
3578 case SCTP_CC_OPTION:
3580 struct sctp_cc_option *cc_opt;
3582 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize);
3583 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
3585 if (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC) {
3586 SCTP_INP_RLOCK(inp);
3587 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3588 SCTP_TCB_LOCK(stcb);
3589 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) {
3590 (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt);
3592 SCTP_TCB_UNLOCK(stcb);
3594 SCTP_INP_RUNLOCK(inp);
3599 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
3602 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1,
3605 SCTP_TCB_UNLOCK(stcb);
3609 case SCTP_PLUGGABLE_SS:
3611 struct sctp_assoc_value *av;
3613 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3614 if ((av->assoc_value != SCTP_SS_DEFAULT) &&
3615 (av->assoc_value != SCTP_SS_ROUND_ROBIN) &&
3616 (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) &&
3617 (av->assoc_value != SCTP_SS_PRIORITY) &&
3618 (av->assoc_value != SCTP_SS_FAIR_BANDWITH) &&
3619 (av->assoc_value != SCTP_SS_FIRST_COME)) {
3620 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3624 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3626 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
3627 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
3628 stcb->asoc.stream_scheduling_module = av->assoc_value;
3629 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
3630 SCTP_TCB_UNLOCK(stcb);
3632 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3633 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3634 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3635 (av->assoc_id == SCTP_ALL_ASSOC)) {
3636 SCTP_INP_WLOCK(inp);
3637 inp->sctp_ep.sctp_default_ss_module = av->assoc_value;
3638 SCTP_INP_WUNLOCK(inp);
3640 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3641 (av->assoc_id == SCTP_ALL_ASSOC)) {
3642 SCTP_INP_RLOCK(inp);
3643 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3644 SCTP_TCB_LOCK(stcb);
3645 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
3646 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
3647 stcb->asoc.stream_scheduling_module = av->assoc_value;
3648 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
3649 SCTP_TCB_UNLOCK(stcb);
3651 SCTP_INP_RUNLOCK(inp);
3658 struct sctp_stream_value *av;
3660 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize);
3661 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3663 if (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
3664 av->stream_value) < 0) {
3665 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3668 SCTP_TCB_UNLOCK(stcb);
3670 if (av->assoc_id == SCTP_CURRENT_ASSOC) {
3671 SCTP_INP_RLOCK(inp);
3672 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3673 SCTP_TCB_LOCK(stcb);
3674 stcb->asoc.ss_functions.sctp_ss_set_value(stcb,
3676 &stcb->asoc.strmout[av->stream_id],
3678 SCTP_TCB_UNLOCK(stcb);
3680 SCTP_INP_RUNLOCK(inp);
3684 * Can't set stream value without
3687 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3693 case SCTP_CLR_STAT_LOG:
3694 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
3699 struct sctp_assoc_value *av;
3701 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3702 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3705 stcb->asoc.context = av->assoc_value;
3706 SCTP_TCB_UNLOCK(stcb);
3708 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3709 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3710 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3711 (av->assoc_id == SCTP_ALL_ASSOC)) {
3712 SCTP_INP_WLOCK(inp);
3713 inp->sctp_context = av->assoc_value;
3714 SCTP_INP_WUNLOCK(inp);
3716 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3717 (av->assoc_id == SCTP_ALL_ASSOC)) {
3718 SCTP_INP_RLOCK(inp);
3719 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3720 SCTP_TCB_LOCK(stcb);
3721 stcb->asoc.context = av->assoc_value;
3722 SCTP_TCB_UNLOCK(stcb);
3724 SCTP_INP_RUNLOCK(inp);
3731 uint32_t *default_vrfid;
3733 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize);
3734 if (*default_vrfid > SCTP_MAX_VRF_ID) {
3735 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3739 inp->def_vrf_id = *default_vrfid;
3742 case SCTP_DEL_VRF_ID:
3744 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
3748 case SCTP_ADD_VRF_ID:
3750 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
3754 case SCTP_DELAYED_SACK:
3756 struct sctp_sack_info *sack;
3758 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize);
3759 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
3760 if (sack->sack_delay) {
3761 if (sack->sack_delay > SCTP_MAX_SACK_DELAY)
3762 sack->sack_delay = SCTP_MAX_SACK_DELAY;
3763 if (MSEC_TO_TICKS(sack->sack_delay) < 1) {
3764 sack->sack_delay = TICKS_TO_MSEC(1);
3768 if (sack->sack_delay) {
3769 stcb->asoc.delayed_ack = sack->sack_delay;
3771 if (sack->sack_freq) {
3772 stcb->asoc.sack_freq = sack->sack_freq;
3774 SCTP_TCB_UNLOCK(stcb);
3776 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3777 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3778 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC) ||
3779 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
3780 SCTP_INP_WLOCK(inp);
3781 if (sack->sack_delay) {
3782 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = MSEC_TO_TICKS(sack->sack_delay);
3784 if (sack->sack_freq) {
3785 inp->sctp_ep.sctp_sack_freq = sack->sack_freq;
3787 SCTP_INP_WUNLOCK(inp);
3789 if ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) ||
3790 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
3791 SCTP_INP_RLOCK(inp);
3792 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3793 SCTP_TCB_LOCK(stcb);
3794 if (sack->sack_delay) {
3795 stcb->asoc.delayed_ack = sack->sack_delay;
3797 if (sack->sack_freq) {
3798 stcb->asoc.sack_freq = sack->sack_freq;
3800 SCTP_TCB_UNLOCK(stcb);
3802 SCTP_INP_RUNLOCK(inp);
3807 case SCTP_AUTH_CHUNK:
3809 struct sctp_authchunk *sauth;
3811 SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize);
3813 SCTP_INP_WLOCK(inp);
3814 if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) {
3815 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3818 SCTP_INP_WUNLOCK(inp);
3823 struct sctp_authkey *sca;
3824 struct sctp_keyhead *shared_keys;
3825 sctp_sharedkey_t *shared_key;
3826 sctp_key_t *key = NULL;
3829 SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize);
3830 if (sca->sca_keylength == 0) {
3831 size = optsize - sizeof(struct sctp_authkey);
3833 if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) {
3834 size = sca->sca_keylength;
3836 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3841 SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id);
3844 shared_keys = &stcb->asoc.shared_keys;
3845 /* clear the cached keys for this key id */
3846 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
3848 * create the new shared key and
3852 key = sctp_set_key(sca->sca_key, (uint32_t) size);
3854 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
3856 SCTP_TCB_UNLOCK(stcb);
3860 shared_key = sctp_alloc_sharedkey();
3861 if (shared_key == NULL) {
3863 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
3865 SCTP_TCB_UNLOCK(stcb);
3868 shared_key->key = key;
3869 shared_key->keyid = sca->sca_keynumber;
3870 error = sctp_insert_sharedkey(shared_keys, shared_key);
3871 SCTP_TCB_UNLOCK(stcb);
3873 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3874 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3875 (sca->sca_assoc_id == SCTP_FUTURE_ASSOC) ||
3876 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
3877 SCTP_INP_WLOCK(inp);
3878 shared_keys = &inp->sctp_ep.shared_keys;
3880 * clear the cached keys on all
3881 * assocs for this key id
3883 sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber);
3885 * create the new shared key and
3889 key = sctp_set_key(sca->sca_key, (uint32_t) size);
3891 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
3893 SCTP_INP_WUNLOCK(inp);
3897 shared_key = sctp_alloc_sharedkey();
3898 if (shared_key == NULL) {
3900 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
3902 SCTP_INP_WUNLOCK(inp);
3905 shared_key->key = key;
3906 shared_key->keyid = sca->sca_keynumber;
3907 error = sctp_insert_sharedkey(shared_keys, shared_key);
3908 SCTP_INP_WUNLOCK(inp);
3910 if ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) ||
3911 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
3912 SCTP_INP_RLOCK(inp);
3913 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3914 SCTP_TCB_LOCK(stcb);
3915 shared_keys = &stcb->asoc.shared_keys;
3917 * clear the cached keys for
3920 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
3922 * create the new shared key
3923 * and insert/replace it
3926 key = sctp_set_key(sca->sca_key, (uint32_t) size);
3928 SCTP_TCB_UNLOCK(stcb);
3932 shared_key = sctp_alloc_sharedkey();
3933 if (shared_key == NULL) {
3935 SCTP_TCB_UNLOCK(stcb);
3938 shared_key->key = key;
3939 shared_key->keyid = sca->sca_keynumber;
3940 error = sctp_insert_sharedkey(shared_keys, shared_key);
3941 SCTP_TCB_UNLOCK(stcb);
3943 SCTP_INP_RUNLOCK(inp);
3948 case SCTP_HMAC_IDENT:
3950 struct sctp_hmacalgo *shmac;
3951 sctp_hmaclist_t *hmaclist;
3955 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize);
3956 if (optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) {
3957 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3961 hmaclist = sctp_alloc_hmaclist(shmac->shmac_number_of_idents);
3962 if (hmaclist == NULL) {
3963 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
3967 for (i = 0; i < shmac->shmac_number_of_idents; i++) {
3968 hmacid = shmac->shmac_idents[i];
3969 if (sctp_auth_add_hmacid(hmaclist, hmacid)) {
3970 /* invalid HMACs were found */ ;
3971 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3973 sctp_free_hmaclist(hmaclist);
3974 goto sctp_set_hmac_done;
3977 for (i = 0; i < hmaclist->num_algo; i++) {
3978 if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) {
3979 /* already in list */
3983 if (i == hmaclist->num_algo) {
3984 /* not found in list */
3985 sctp_free_hmaclist(hmaclist);
3986 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3990 /* set it on the endpoint */
3991 SCTP_INP_WLOCK(inp);
3992 if (inp->sctp_ep.local_hmacs)
3993 sctp_free_hmaclist(inp->sctp_ep.local_hmacs);
3994 inp->sctp_ep.local_hmacs = hmaclist;
3995 SCTP_INP_WUNLOCK(inp);
3999 case SCTP_AUTH_ACTIVE_KEY:
4001 struct sctp_authkeyid *scact;
4003 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, optsize);
4004 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
4006 /* set the active key on the right place */
4008 /* set the active key on the assoc */
4009 if (sctp_auth_setactivekey(stcb,
4010 scact->scact_keynumber)) {
4011 SCTP_LTRACE_ERR_RET(inp, NULL, NULL,
4012 SCTP_FROM_SCTP_USRREQ,
4016 SCTP_TCB_UNLOCK(stcb);
4018 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4019 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4020 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4021 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4022 SCTP_INP_WLOCK(inp);
4023 if (sctp_auth_setactivekey_ep(inp, scact->scact_keynumber)) {
4024 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4027 SCTP_INP_WUNLOCK(inp);
4029 if ((scact->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4030 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4031 SCTP_INP_RLOCK(inp);
4032 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4033 SCTP_TCB_LOCK(stcb);
4034 sctp_auth_setactivekey(stcb, scact->scact_keynumber);
4035 SCTP_TCB_UNLOCK(stcb);
4037 SCTP_INP_RUNLOCK(inp);
4042 case SCTP_AUTH_DELETE_KEY:
4044 struct sctp_authkeyid *scdel;
4046 SCTP_CHECK_AND_CAST(scdel, optval, struct sctp_authkeyid, optsize);
4047 SCTP_FIND_STCB(inp, stcb, scdel->scact_assoc_id);
4049 /* delete the key from the right place */
4051 if (sctp_delete_sharedkey(stcb, scdel->scact_keynumber)) {
4052 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4055 SCTP_TCB_UNLOCK(stcb);
4057 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4058 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4059 (scdel->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4060 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4061 SCTP_INP_WLOCK(inp);
4062 if (sctp_delete_sharedkey_ep(inp, scdel->scact_keynumber)) {
4063 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4066 SCTP_INP_WUNLOCK(inp);
4068 if ((scdel->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4069 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4070 SCTP_INP_RLOCK(inp);
4071 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4072 SCTP_TCB_LOCK(stcb);
4073 sctp_delete_sharedkey(stcb, scdel->scact_keynumber);
4074 SCTP_TCB_UNLOCK(stcb);
4076 SCTP_INP_RUNLOCK(inp);
4081 case SCTP_AUTH_DEACTIVATE_KEY:
4083 struct sctp_authkeyid *keyid;
4085 SCTP_CHECK_AND_CAST(keyid, optval, struct sctp_authkeyid, optsize);
4086 SCTP_FIND_STCB(inp, stcb, keyid->scact_assoc_id);
4088 /* deactivate the key from the right place */
4090 if (sctp_deact_sharedkey(stcb, keyid->scact_keynumber)) {
4091 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4094 SCTP_TCB_UNLOCK(stcb);
4096 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4097 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4098 (keyid->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4099 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4100 SCTP_INP_WLOCK(inp);
4101 if (sctp_deact_sharedkey_ep(inp, keyid->scact_keynumber)) {
4102 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4105 SCTP_INP_WUNLOCK(inp);
4107 if ((keyid->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4108 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4109 SCTP_INP_RLOCK(inp);
4110 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4111 SCTP_TCB_LOCK(stcb);
4112 sctp_deact_sharedkey(stcb, keyid->scact_keynumber);
4113 SCTP_TCB_UNLOCK(stcb);
4115 SCTP_INP_RUNLOCK(inp);
4120 case SCTP_ENABLE_STREAM_RESET:
4122 struct sctp_assoc_value *av;
4124 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4125 if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) {
4126 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4130 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4132 stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value;
4133 SCTP_TCB_UNLOCK(stcb);
4135 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4136 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4137 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4138 (av->assoc_id == SCTP_ALL_ASSOC)) {
4139 SCTP_INP_WLOCK(inp);
4140 inp->local_strreset_support = (uint8_t) av->assoc_value;
4141 SCTP_INP_WUNLOCK(inp);
4143 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4144 (av->assoc_id == SCTP_ALL_ASSOC)) {
4145 SCTP_INP_RLOCK(inp);
4146 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4147 SCTP_TCB_LOCK(stcb);
4148 stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value;
4149 SCTP_TCB_UNLOCK(stcb);
4151 SCTP_INP_RUNLOCK(inp);
4156 case SCTP_RESET_STREAMS:
4158 struct sctp_reset_streams *strrst;
4159 int i, send_out = 0;
4162 SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize);
4163 SCTP_FIND_STCB(inp, stcb, strrst->srs_assoc_id);
4165 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4169 if (stcb->asoc.peer_supports_strreset == 0) {
4171 * Peer does not support the chunk type.
4173 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4175 SCTP_TCB_UNLOCK(stcb);
4178 if (stcb->asoc.stream_reset_outstanding) {
4179 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4181 SCTP_TCB_UNLOCK(stcb);
4184 if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) {
4187 if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) {
4190 if ((send_in == 0) && (send_out == 0)) {
4191 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4193 SCTP_TCB_UNLOCK(stcb);
4196 for (i = 0; i < strrst->srs_number_streams; i++) {
4198 (strrst->srs_stream_list[i] > stcb->asoc.streamincnt)) {
4199 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4204 (strrst->srs_stream_list[i] > stcb->asoc.streamoutcnt)) {
4205 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4211 SCTP_TCB_UNLOCK(stcb);
4214 error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams,
4215 strrst->srs_stream_list,
4216 send_out, send_in, 0, 0, 0, 0, 0);
4218 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4219 SCTP_TCB_UNLOCK(stcb);
4222 case SCTP_ADD_STREAMS:
4224 struct sctp_add_streams *stradd;
4225 uint8_t addstream = 0;
4226 uint16_t add_o_strmcnt = 0;
4227 uint16_t add_i_strmcnt = 0;
4229 SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize);
4230 SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id);
4232 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4236 if (stcb->asoc.peer_supports_strreset == 0) {
4238 * Peer does not support the chunk type.
4240 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4242 SCTP_TCB_UNLOCK(stcb);
4245 if (stcb->asoc.stream_reset_outstanding) {
4246 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4248 SCTP_TCB_UNLOCK(stcb);
4251 if ((stradd->sas_outstrms == 0) &&
4252 (stradd->sas_instrms == 0)) {
4256 if (stradd->sas_outstrms) {
4258 /* We allocate here */
4259 add_o_strmcnt = stradd->sas_outstrms;
4260 if ((((int)add_o_strmcnt) + ((int)stcb->asoc.streamoutcnt)) > 0x0000ffff) {
4261 /* You can't have more than 64k */
4266 if (stradd->sas_instrms) {
4271 * We allocate inside
4272 * sctp_send_str_reset_req()
4274 add_i_strmcnt = stradd->sas_instrms;
4275 cnt = add_i_strmcnt;
4276 cnt += stcb->asoc.streamincnt;
4277 if (cnt > 0x0000ffff) {
4278 /* You can't have more than 64k */
4282 if (cnt > (int)stcb->asoc.max_inbound_streams) {
4283 /* More than you are allowed */
4288 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0);
4289 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4291 SCTP_TCB_UNLOCK(stcb);
4294 case SCTP_RESET_ASSOC:
4298 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
4299 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value);
4301 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4305 if (stcb->asoc.peer_supports_strreset == 0) {
4307 * Peer does not support the chunk type.
4309 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4311 SCTP_TCB_UNLOCK(stcb);
4314 if (stcb->asoc.stream_reset_outstanding) {
4315 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4317 SCTP_TCB_UNLOCK(stcb);
4320 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 1, 0, 0, 0, 0);
4321 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4322 SCTP_TCB_UNLOCK(stcb);
4325 case SCTP_CONNECT_X:
4326 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4327 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4331 error = sctp_do_connect_x(so, inp, optval, optsize, p, 0);
4333 case SCTP_CONNECT_X_DELAYED:
4334 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4335 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4339 error = sctp_do_connect_x(so, inp, optval, optsize, p, 1);
4341 case SCTP_CONNECT_X_COMPLETE:
4343 struct sockaddr *sa;
4344 struct sctp_nets *net;
4346 /* FIXME MT: check correct? */
4347 SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize);
4350 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
4351 SCTP_INP_RLOCK(inp);
4352 stcb = LIST_FIRST(&inp->sctp_asoc_list);
4354 SCTP_TCB_LOCK(stcb);
4355 net = sctp_findnet(stcb, sa);
4357 SCTP_INP_RUNLOCK(inp);
4360 * We increment here since
4361 * sctp_findassociation_ep_addr() wil do a
4362 * decrement if it finds the stcb as long as
4363 * the locked tcb (last argument) is NOT a
4366 SCTP_INP_INCR_REF(inp);
4367 stcb = sctp_findassociation_ep_addr(&inp, sa, &net, NULL, NULL);
4369 SCTP_INP_DECR_REF(inp);
4374 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4378 if (stcb->asoc.delayed_connection == 1) {
4379 stcb->asoc.delayed_connection = 0;
4380 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
4381 sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb,
4382 stcb->asoc.primary_destination,
4383 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9);
4384 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
4387 * already expired or did not use delayed
4390 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4393 SCTP_TCB_UNLOCK(stcb);
4396 case SCTP_MAX_BURST:
4398 struct sctp_assoc_value *av;
4400 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4401 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4404 stcb->asoc.max_burst = av->assoc_value;
4405 SCTP_TCB_UNLOCK(stcb);
4407 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4408 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4409 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4410 (av->assoc_id == SCTP_ALL_ASSOC)) {
4411 SCTP_INP_WLOCK(inp);
4412 inp->sctp_ep.max_burst = av->assoc_value;
4413 SCTP_INP_WUNLOCK(inp);
4415 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4416 (av->assoc_id == SCTP_ALL_ASSOC)) {
4417 SCTP_INP_RLOCK(inp);
4418 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4419 SCTP_TCB_LOCK(stcb);
4420 stcb->asoc.max_burst = av->assoc_value;
4421 SCTP_TCB_UNLOCK(stcb);
4423 SCTP_INP_RUNLOCK(inp);
4430 struct sctp_assoc_value *av;
4433 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4434 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4436 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
4437 ovh = SCTP_MED_OVERHEAD;
4439 ovh = SCTP_MED_V4_OVERHEAD;
4442 if (av->assoc_value) {
4443 stcb->asoc.sctp_frag_point = (av->assoc_value + ovh);
4445 stcb->asoc.sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4447 SCTP_TCB_UNLOCK(stcb);
4449 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4450 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4451 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
4452 SCTP_INP_WLOCK(inp);
4454 * FIXME MT: I think this is not in
4455 * tune with the API ID
4457 if (av->assoc_value) {
4458 inp->sctp_frag_point = (av->assoc_value + ovh);
4460 inp->sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4462 SCTP_INP_WUNLOCK(inp);
4464 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4472 struct sctp_event_subscribe *events;
4474 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, optsize);
4476 SCTP_INP_WLOCK(inp);
4477 if (events->sctp_data_io_event) {
4478 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4480 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4483 if (events->sctp_association_event) {
4484 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4486 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4489 if (events->sctp_address_event) {
4490 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
4492 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
4495 if (events->sctp_send_failure_event) {
4496 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4498 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4501 if (events->sctp_peer_error_event) {
4502 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR);
4504 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPEERERR);
4507 if (events->sctp_shutdown_event) {
4508 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4510 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4513 if (events->sctp_partial_delivery_event) {
4514 sctp_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
4516 sctp_feature_off(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
4519 if (events->sctp_adaptation_layer_event) {
4520 sctp_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4522 sctp_feature_off(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4525 if (events->sctp_authentication_event) {
4526 sctp_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT);
4528 sctp_feature_off(inp, SCTP_PCB_FLAGS_AUTHEVNT);
4531 if (events->sctp_sender_dry_event) {
4532 sctp_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT);
4534 sctp_feature_off(inp, SCTP_PCB_FLAGS_DRYEVNT);
4537 if (events->sctp_stream_reset_event) {
4538 sctp_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
4540 sctp_feature_off(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
4542 SCTP_INP_WUNLOCK(inp);
4544 SCTP_INP_RLOCK(inp);
4545 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4546 SCTP_TCB_LOCK(stcb);
4547 if (events->sctp_association_event) {
4548 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4550 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4552 if (events->sctp_address_event) {
4553 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
4555 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
4557 if (events->sctp_send_failure_event) {
4558 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4560 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4562 if (events->sctp_peer_error_event) {
4563 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
4565 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
4567 if (events->sctp_shutdown_event) {
4568 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4570 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4572 if (events->sctp_partial_delivery_event) {
4573 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
4575 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
4577 if (events->sctp_adaptation_layer_event) {
4578 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4580 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4582 if (events->sctp_authentication_event) {
4583 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
4585 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
4587 if (events->sctp_sender_dry_event) {
4588 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
4590 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
4592 if (events->sctp_stream_reset_event) {
4593 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
4595 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
4597 SCTP_TCB_UNLOCK(stcb);
4600 * Send up the sender dry event only for 1-to-1
4603 if (events->sctp_sender_dry_event) {
4604 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4605 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
4606 stcb = LIST_FIRST(&inp->sctp_asoc_list);
4608 SCTP_TCB_LOCK(stcb);
4609 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
4610 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
4611 (stcb->asoc.stream_queue_cnt == 0)) {
4612 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
4614 SCTP_TCB_UNLOCK(stcb);
4618 SCTP_INP_RUNLOCK(inp);
4621 case SCTP_ADAPTATION_LAYER:
4623 struct sctp_setadaptation *adap_bits;
4625 SCTP_CHECK_AND_CAST(adap_bits, optval, struct sctp_setadaptation, optsize);
4626 SCTP_INP_WLOCK(inp);
4627 inp->sctp_ep.adaptation_layer_indicator = adap_bits->ssb_adaptation_ind;
4628 inp->sctp_ep.adaptation_layer_indicator_provided = 1;
4629 SCTP_INP_WUNLOCK(inp);
4633 case SCTP_SET_INITIAL_DBG_SEQ:
4637 SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize);
4638 SCTP_INP_WLOCK(inp);
4639 inp->sctp_ep.initial_sequence_debug = *vvv;
4640 SCTP_INP_WUNLOCK(inp);
4644 case SCTP_DEFAULT_SEND_PARAM:
4646 struct sctp_sndrcvinfo *s_info;
4648 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize);
4649 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
4652 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
4653 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
4655 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4658 SCTP_TCB_UNLOCK(stcb);
4660 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4661 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4662 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) ||
4663 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
4664 SCTP_INP_WLOCK(inp);
4665 memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send)));
4666 SCTP_INP_WUNLOCK(inp);
4668 if ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) ||
4669 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
4670 SCTP_INP_RLOCK(inp);
4671 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4672 SCTP_TCB_LOCK(stcb);
4673 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
4674 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
4676 SCTP_TCB_UNLOCK(stcb);
4678 SCTP_INP_RUNLOCK(inp);
4683 case SCTP_PEER_ADDR_PARAMS:
4685 struct sctp_paddrparams *paddrp;
4686 struct sctp_nets *net;
4688 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize);
4689 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
4692 net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address);
4695 * We increment here since
4696 * sctp_findassociation_ep_addr() wil do a
4697 * decrement if it finds the stcb as long as
4698 * the locked tcb (last argument) is NOT a
4701 SCTP_INP_INCR_REF(inp);
4702 stcb = sctp_findassociation_ep_addr(&inp,
4703 (struct sockaddr *)&paddrp->spp_address,
4706 SCTP_INP_DECR_REF(inp);
4709 if (stcb && (net == NULL)) {
4710 struct sockaddr *sa;
4712 sa = (struct sockaddr *)&paddrp->spp_address;
4714 if (sa->sa_family == AF_INET) {
4716 struct sockaddr_in *sin;
4718 sin = (struct sockaddr_in *)sa;
4719 if (sin->sin_addr.s_addr) {
4720 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4721 SCTP_TCB_UNLOCK(stcb);
4728 if (sa->sa_family == AF_INET6) {
4729 struct sockaddr_in6 *sin6;
4731 sin6 = (struct sockaddr_in6 *)sa;
4732 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
4733 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4734 SCTP_TCB_UNLOCK(stcb);
4741 error = EAFNOSUPPORT;
4742 SCTP_TCB_UNLOCK(stcb);
4743 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
4748 if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) {
4750 SCTP_TCB_UNLOCK(stcb);
4751 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4754 if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) {
4756 SCTP_TCB_UNLOCK(stcb);
4757 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4761 /************************TCB SPECIFIC SET ******************/
4763 * do we change the timer for HB, we run
4768 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
4769 ovh = SCTP_MED_OVERHEAD;
4771 ovh = SCTP_MED_V4_OVERHEAD;
4774 /* network sets ? */
4776 /************************NET SPECIFIC SET ******************/
4777 if (paddrp->spp_flags & SPP_HB_DISABLE) {
4778 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) &&
4779 !(net->dest_state & SCTP_ADDR_NOHB)) {
4780 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
4781 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
4783 net->dest_state |= SCTP_ADDR_NOHB;
4785 if (paddrp->spp_flags & SPP_HB_ENABLE) {
4786 if (paddrp->spp_hbinterval) {
4787 net->heart_beat_delay = paddrp->spp_hbinterval;
4788 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
4789 net->heart_beat_delay = 0;
4791 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
4792 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
4793 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
4794 net->dest_state &= ~SCTP_ADDR_NOHB;
4796 if (paddrp->spp_flags & SPP_HB_DEMAND) {
4798 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
4799 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED);
4800 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
4802 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
4803 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
4804 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
4805 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
4807 net->dest_state |= SCTP_ADDR_NO_PMTUD;
4808 net->mtu = paddrp->spp_pathmtu + ovh;
4809 if (net->mtu < stcb->asoc.smallest_mtu) {
4810 sctp_pathmtu_adjustment(stcb, net->mtu);
4813 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
4814 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
4815 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
4817 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
4819 if (paddrp->spp_pathmaxrxt) {
4820 if (net->dest_state & SCTP_ADDR_PF) {
4821 if (net->error_count > paddrp->spp_pathmaxrxt) {
4822 net->dest_state &= ~SCTP_ADDR_PF;
4825 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
4826 (net->error_count > net->pf_threshold)) {
4827 net->dest_state |= SCTP_ADDR_PF;
4828 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
4829 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3);
4830 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
4833 if (net->dest_state & SCTP_ADDR_REACHABLE) {
4834 if (net->error_count > paddrp->spp_pathmaxrxt) {
4835 net->dest_state &= ~SCTP_ADDR_REACHABLE;
4836 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
4839 if (net->error_count <= paddrp->spp_pathmaxrxt) {
4840 net->dest_state |= SCTP_ADDR_REACHABLE;
4841 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
4844 net->failure_threshold = paddrp->spp_pathmaxrxt;
4846 if (paddrp->spp_flags & SPP_DSCP) {
4847 net->dscp = paddrp->spp_dscp & 0xfc;
4851 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
4852 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
4853 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
4854 net->flowlabel |= 0x80000000;
4859 /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/
4860 if (paddrp->spp_pathmaxrxt) {
4861 stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt;
4862 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4863 if (net->dest_state & SCTP_ADDR_PF) {
4864 if (net->error_count > paddrp->spp_pathmaxrxt) {
4865 net->dest_state &= ~SCTP_ADDR_PF;
4868 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
4869 (net->error_count > net->pf_threshold)) {
4870 net->dest_state |= SCTP_ADDR_PF;
4871 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
4872 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3);
4873 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
4876 if (net->dest_state & SCTP_ADDR_REACHABLE) {
4877 if (net->error_count > paddrp->spp_pathmaxrxt) {
4878 net->dest_state &= ~SCTP_ADDR_REACHABLE;
4879 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
4882 if (net->error_count <= paddrp->spp_pathmaxrxt) {
4883 net->dest_state |= SCTP_ADDR_REACHABLE;
4884 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
4887 net->failure_threshold = paddrp->spp_pathmaxrxt;
4890 if (paddrp->spp_flags & SPP_HB_ENABLE) {
4891 if (paddrp->spp_hbinterval) {
4892 stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval;
4893 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
4894 stcb->asoc.heart_beat_delay = 0;
4896 /* Turn back on the timer */
4897 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4898 if (paddrp->spp_hbinterval) {
4899 net->heart_beat_delay = paddrp->spp_hbinterval;
4900 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
4901 net->heart_beat_delay = 0;
4903 if (net->dest_state & SCTP_ADDR_NOHB) {
4904 net->dest_state &= ~SCTP_ADDR_NOHB;
4906 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
4907 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
4908 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
4910 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
4912 if (paddrp->spp_flags & SPP_HB_DISABLE) {
4913 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4914 if (!(net->dest_state & SCTP_ADDR_NOHB)) {
4915 net->dest_state |= SCTP_ADDR_NOHB;
4916 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
4917 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
4921 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
4923 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
4924 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4925 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
4926 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
4927 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
4929 net->dest_state |= SCTP_ADDR_NO_PMTUD;
4930 net->mtu = paddrp->spp_pathmtu + ovh;
4931 if (net->mtu < stcb->asoc.smallest_mtu) {
4932 sctp_pathmtu_adjustment(stcb, net->mtu);
4935 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
4937 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
4938 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4939 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
4940 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
4942 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
4944 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
4946 if (paddrp->spp_flags & SPP_DSCP) {
4947 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4948 net->dscp = paddrp->spp_dscp & 0xfc;
4951 stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc;
4952 stcb->asoc.default_dscp |= 0x01;
4955 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
4956 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4957 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
4958 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
4959 net->flowlabel |= 0x80000000;
4962 stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
4963 stcb->asoc.default_flowlabel |= 0x80000000;
4967 SCTP_TCB_UNLOCK(stcb);
4969 /************************NO TCB, SET TO default stuff ******************/
4970 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4971 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4972 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
4973 SCTP_INP_WLOCK(inp);
4975 * For the TOS/FLOWLABEL stuff you
4976 * set it with the options on the
4979 if (paddrp->spp_pathmaxrxt) {
4980 inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt;
4982 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO)
4983 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
4984 else if (paddrp->spp_hbinterval) {
4985 if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL)
4986 paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL;
4987 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
4989 if (paddrp->spp_flags & SPP_HB_ENABLE) {
4990 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
4991 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
4992 } else if (paddrp->spp_hbinterval) {
4993 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
4995 sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
4996 } else if (paddrp->spp_flags & SPP_HB_DISABLE) {
4997 sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
4999 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5000 sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5001 } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) {
5002 sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5004 if (paddrp->spp_flags & SPP_DSCP) {
5005 inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc;
5006 inp->sctp_ep.default_dscp |= 0x01;
5009 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5010 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
5011 inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5012 inp->sctp_ep.default_flowlabel |= 0x80000000;
5016 SCTP_INP_WUNLOCK(inp);
5018 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5026 struct sctp_rtoinfo *srto;
5027 uint32_t new_init, new_min, new_max;
5029 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize);
5030 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
5033 if (srto->srto_initial)
5034 new_init = srto->srto_initial;
5036 new_init = stcb->asoc.initial_rto;
5038 new_max = srto->srto_max;
5040 new_max = stcb->asoc.maxrto;
5042 new_min = srto->srto_min;
5044 new_min = stcb->asoc.minrto;
5045 if ((new_min <= new_init) && (new_init <= new_max)) {
5046 stcb->asoc.initial_rto = new_init;
5047 stcb->asoc.maxrto = new_max;
5048 stcb->asoc.minrto = new_min;
5050 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5053 SCTP_TCB_UNLOCK(stcb);
5055 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5056 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5057 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
5058 SCTP_INP_WLOCK(inp);
5059 if (srto->srto_initial)
5060 new_init = srto->srto_initial;
5062 new_init = inp->sctp_ep.initial_rto;
5064 new_max = srto->srto_max;
5066 new_max = inp->sctp_ep.sctp_maxrto;
5068 new_min = srto->srto_min;
5070 new_min = inp->sctp_ep.sctp_minrto;
5071 if ((new_min <= new_init) && (new_init <= new_max)) {
5072 inp->sctp_ep.initial_rto = new_init;
5073 inp->sctp_ep.sctp_maxrto = new_max;
5074 inp->sctp_ep.sctp_minrto = new_min;
5076 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5079 SCTP_INP_WUNLOCK(inp);
5081 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5087 case SCTP_ASSOCINFO:
5089 struct sctp_assocparams *sasoc;
5091 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize);
5092 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
5093 if (sasoc->sasoc_cookie_life) {
5094 /* boundary check the cookie life */
5095 if (sasoc->sasoc_cookie_life < 1000)
5096 sasoc->sasoc_cookie_life = 1000;
5097 if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) {
5098 sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE;
5102 if (sasoc->sasoc_asocmaxrxt)
5103 stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt;
5104 if (sasoc->sasoc_cookie_life) {
5105 stcb->asoc.cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5107 SCTP_TCB_UNLOCK(stcb);
5109 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5110 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5111 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
5112 SCTP_INP_WLOCK(inp);
5113 if (sasoc->sasoc_asocmaxrxt)
5114 inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt;
5115 if (sasoc->sasoc_cookie_life) {
5116 inp->sctp_ep.def_cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5118 SCTP_INP_WUNLOCK(inp);
5120 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5128 struct sctp_initmsg *sinit;
5130 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize);
5131 SCTP_INP_WLOCK(inp);
5132 if (sinit->sinit_num_ostreams)
5133 inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams;
5135 if (sinit->sinit_max_instreams)
5136 inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams;
5138 if (sinit->sinit_max_attempts)
5139 inp->sctp_ep.max_init_times = sinit->sinit_max_attempts;
5141 if (sinit->sinit_max_init_timeo)
5142 inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo;
5143 SCTP_INP_WUNLOCK(inp);
5146 case SCTP_PRIMARY_ADDR:
5148 struct sctp_setprim *spa;
5149 struct sctp_nets *net;
5151 SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize);
5152 SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id);
5156 net = sctp_findnet(stcb, (struct sockaddr *)&spa->ssp_addr);
5159 * We increment here since
5160 * sctp_findassociation_ep_addr() wil do a
5161 * decrement if it finds the stcb as long as
5162 * the locked tcb (last argument) is NOT a
5165 SCTP_INP_INCR_REF(inp);
5166 stcb = sctp_findassociation_ep_addr(&inp,
5167 (struct sockaddr *)&spa->ssp_addr,
5170 SCTP_INP_DECR_REF(inp);
5174 if ((stcb) && (net)) {
5175 if ((net != stcb->asoc.primary_destination) &&
5176 (!(net->dest_state & SCTP_ADDR_UNCONFIRMED))) {
5177 /* Ok we need to set it */
5178 if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) {
5179 if ((stcb->asoc.alternate) &&
5180 (!(net->dest_state & SCTP_ADDR_PF)) &&
5181 (net->dest_state & SCTP_ADDR_REACHABLE)) {
5182 sctp_free_remote_addr(stcb->asoc.alternate);
5183 stcb->asoc.alternate = NULL;
5188 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5192 SCTP_TCB_UNLOCK(stcb);
5196 case SCTP_SET_DYNAMIC_PRIMARY:
5198 union sctp_sockstore *ss;
5200 error = priv_check(curthread,
5201 PRIV_NETINET_RESERVEDPORT);
5205 SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize);
5206 /* SUPER USER CHECK? */
5207 error = sctp_dynamic_set_primary(&ss->sa, vrf_id);
5210 case SCTP_SET_PEER_PRIMARY_ADDR:
5212 struct sctp_setpeerprim *sspp;
5214 SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize);
5215 SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id);
5217 struct sctp_ifa *ifa;
5219 ifa = sctp_find_ifa_by_addr((struct sockaddr *)&sspp->sspp_addr,
5220 stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED);
5222 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5226 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
5228 * Must validate the ifa found is in
5231 struct sctp_laddr *laddr;
5234 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
5235 if (laddr->ifa == NULL) {
5236 SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n",
5240 if (laddr->ifa == ifa) {
5246 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5251 switch (sspp->sspp_addr.ss_family) {
5255 struct sockaddr_in *sin;
5257 sin = (struct sockaddr_in *)&sspp->sspp_addr;
5258 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
5259 &sin->sin_addr) != 0) {
5260 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5270 struct sockaddr_in6 *sin6;
5272 sin6 = (struct sockaddr_in6 *)&sspp->sspp_addr;
5273 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
5274 &sin6->sin6_addr) != 0) {
5275 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5283 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5288 if (sctp_set_primary_ip_address_sa(stcb,
5289 (struct sockaddr *)&sspp->sspp_addr) != 0) {
5290 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5294 SCTP_TCB_UNLOCK(stcb);
5296 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5301 case SCTP_BINDX_ADD_ADDR:
5303 struct sctp_getaddresses *addrs;
5306 td = (struct thread *)p;
5307 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses,
5310 if (addrs->addr->sa_family == AF_INET) {
5311 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5312 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5316 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5317 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5323 if (addrs->addr->sa_family == AF_INET6) {
5324 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5325 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5329 if (td != NULL && (error = prison_local_ip6(td->td_ucred, &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5330 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5331 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5337 error = EAFNOSUPPORT;
5340 sctp_bindx_add_address(so, inp, addrs->addr,
5341 addrs->sget_assoc_id, vrf_id,
5345 case SCTP_BINDX_REM_ADDR:
5347 struct sctp_getaddresses *addrs;
5350 td = (struct thread *)p;
5352 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, optsize);
5354 if (addrs->addr->sa_family == AF_INET) {
5355 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5356 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5360 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5361 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5367 if (addrs->addr->sa_family == AF_INET6) {
5368 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5369 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5374 (error = prison_local_ip6(td->td_ucred,
5375 &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5376 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5377 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5383 error = EAFNOSUPPORT;
5386 sctp_bindx_delete_address(inp, addrs->addr,
5387 addrs->sget_assoc_id, vrf_id,
5393 struct sctp_event *event;
5394 uint32_t event_type;
5396 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize);
5397 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
5398 switch (event->se_type) {
5399 case SCTP_ASSOC_CHANGE:
5400 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
5402 case SCTP_PEER_ADDR_CHANGE:
5403 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
5405 case SCTP_REMOTE_ERROR:
5406 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
5408 case SCTP_SEND_FAILED:
5409 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
5411 case SCTP_SHUTDOWN_EVENT:
5412 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
5414 case SCTP_ADAPTATION_INDICATION:
5415 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
5417 case SCTP_PARTIAL_DELIVERY_EVENT:
5418 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
5420 case SCTP_AUTHENTICATION_EVENT:
5421 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
5423 case SCTP_STREAM_RESET_EVENT:
5424 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
5426 case SCTP_SENDER_DRY_EVENT:
5427 event_type = SCTP_PCB_FLAGS_DRYEVNT;
5429 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
5431 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
5434 case SCTP_ASSOC_RESET_EVENT:
5435 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
5437 case SCTP_STREAM_CHANGE_EVENT:
5438 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
5440 case SCTP_SEND_FAILED_EVENT:
5441 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
5445 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5449 if (event_type > 0) {
5452 sctp_stcb_feature_on(inp, stcb, event_type);
5453 if (event_type == SCTP_PCB_FLAGS_DRYEVNT) {
5454 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
5455 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
5456 (stcb->asoc.stream_queue_cnt == 0)) {
5457 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
5461 sctp_stcb_feature_off(inp, stcb, event_type);
5463 SCTP_TCB_UNLOCK(stcb);
5466 * We don't want to send up a storm
5467 * of events, so return an error for
5470 if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) &&
5471 ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) == 0) &&
5472 ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) == 0) &&
5473 ((event->se_assoc_id == SCTP_ALL_ASSOC) ||
5474 (event->se_assoc_id == SCTP_CURRENT_ASSOC))) {
5475 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
5479 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5480 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5481 (event->se_assoc_id == SCTP_FUTURE_ASSOC) ||
5482 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
5483 SCTP_INP_WLOCK(inp);
5485 sctp_feature_on(inp, event_type);
5487 sctp_feature_off(inp, event_type);
5489 SCTP_INP_WUNLOCK(inp);
5491 if ((event->se_assoc_id == SCTP_CURRENT_ASSOC) ||
5492 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
5493 SCTP_INP_RLOCK(inp);
5494 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5495 SCTP_TCB_LOCK(stcb);
5497 sctp_stcb_feature_on(inp, stcb, event_type);
5499 sctp_stcb_feature_off(inp, stcb, event_type);
5501 SCTP_TCB_UNLOCK(stcb);
5503 SCTP_INP_RUNLOCK(inp);
5509 case SCTP_RECVRCVINFO:
5513 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
5514 SCTP_INP_WLOCK(inp);
5516 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
5518 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
5520 SCTP_INP_WUNLOCK(inp);
5523 case SCTP_RECVNXTINFO:
5527 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
5528 SCTP_INP_WLOCK(inp);
5530 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
5532 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
5534 SCTP_INP_WUNLOCK(inp);
5537 case SCTP_DEFAULT_SNDINFO:
5539 struct sctp_sndinfo *info;
5542 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize);
5543 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
5546 if (info->snd_sid < stcb->asoc.streamoutcnt) {
5547 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
5548 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
5549 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
5550 stcb->asoc.def_send.sinfo_flags |= policy;
5551 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
5552 stcb->asoc.def_send.sinfo_context = info->snd_context;
5554 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5557 SCTP_TCB_UNLOCK(stcb);
5559 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5560 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5561 (info->snd_assoc_id == SCTP_FUTURE_ASSOC) ||
5562 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
5563 SCTP_INP_WLOCK(inp);
5564 inp->def_send.sinfo_stream = info->snd_sid;
5565 policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
5566 inp->def_send.sinfo_flags = info->snd_flags;
5567 inp->def_send.sinfo_flags |= policy;
5568 inp->def_send.sinfo_ppid = info->snd_ppid;
5569 inp->def_send.sinfo_context = info->snd_context;
5570 SCTP_INP_WUNLOCK(inp);
5572 if ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) ||
5573 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
5574 SCTP_INP_RLOCK(inp);
5575 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5576 SCTP_TCB_LOCK(stcb);
5577 if (info->snd_sid < stcb->asoc.streamoutcnt) {
5578 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
5579 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
5580 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
5581 stcb->asoc.def_send.sinfo_flags |= policy;
5582 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
5583 stcb->asoc.def_send.sinfo_context = info->snd_context;
5585 SCTP_TCB_UNLOCK(stcb);
5587 SCTP_INP_RUNLOCK(inp);
5592 case SCTP_DEFAULT_PRINFO:
5594 struct sctp_default_prinfo *info;
5596 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize);
5597 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
5599 if (PR_SCTP_INVALID_POLICY(info->pr_policy)) {
5600 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5605 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
5606 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
5607 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
5608 SCTP_TCB_UNLOCK(stcb);
5610 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5611 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5612 (info->pr_assoc_id == SCTP_FUTURE_ASSOC) ||
5613 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
5614 SCTP_INP_WLOCK(inp);
5615 inp->def_send.sinfo_flags &= 0xfff0;
5616 inp->def_send.sinfo_flags |= info->pr_policy;
5617 inp->def_send.sinfo_timetolive = info->pr_value;
5618 SCTP_INP_WUNLOCK(inp);
5620 if ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) ||
5621 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
5622 SCTP_INP_RLOCK(inp);
5623 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5624 SCTP_TCB_LOCK(stcb);
5625 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
5626 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
5627 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
5628 SCTP_TCB_UNLOCK(stcb);
5630 SCTP_INP_RUNLOCK(inp);
5635 case SCTP_PEER_ADDR_THLDS:
5636 /* Applies to the specific association */
5638 struct sctp_paddrthlds *thlds;
5639 struct sctp_nets *net;
5641 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize);
5642 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
5645 net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address);
5648 * We increment here since
5649 * sctp_findassociation_ep_addr() wil do a
5650 * decrement if it finds the stcb as long as
5651 * the locked tcb (last argument) is NOT a
5654 SCTP_INP_INCR_REF(inp);
5655 stcb = sctp_findassociation_ep_addr(&inp,
5656 (struct sockaddr *)&thlds->spt_address,
5659 SCTP_INP_DECR_REF(inp);
5662 if (stcb && (net == NULL)) {
5663 struct sockaddr *sa;
5665 sa = (struct sockaddr *)&thlds->spt_address;
5667 if (sa->sa_family == AF_INET) {
5669 struct sockaddr_in *sin;
5671 sin = (struct sockaddr_in *)sa;
5672 if (sin->sin_addr.s_addr) {
5673 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5674 SCTP_TCB_UNLOCK(stcb);
5681 if (sa->sa_family == AF_INET6) {
5682 struct sockaddr_in6 *sin6;
5684 sin6 = (struct sockaddr_in6 *)sa;
5685 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
5686 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5687 SCTP_TCB_UNLOCK(stcb);
5694 error = EAFNOSUPPORT;
5695 SCTP_TCB_UNLOCK(stcb);
5696 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5702 if (net->dest_state & SCTP_ADDR_PF) {
5703 if ((net->failure_threshold > thlds->spt_pathmaxrxt) ||
5704 (net->failure_threshold <= thlds->spt_pathpfthld)) {
5705 net->dest_state &= ~SCTP_ADDR_PF;
5708 if ((net->failure_threshold > thlds->spt_pathpfthld) &&
5709 (net->failure_threshold <= thlds->spt_pathmaxrxt)) {
5710 net->dest_state |= SCTP_ADDR_PF;
5711 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5712 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3);
5713 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5716 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5717 if (net->failure_threshold > thlds->spt_pathmaxrxt) {
5718 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5719 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5722 if (net->failure_threshold <= thlds->spt_pathmaxrxt) {
5723 net->dest_state |= SCTP_ADDR_REACHABLE;
5724 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5727 net->failure_threshold = thlds->spt_pathmaxrxt;
5728 net->pf_threshold = thlds->spt_pathpfthld;
5730 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5731 if (net->dest_state & SCTP_ADDR_PF) {
5732 if ((net->failure_threshold > thlds->spt_pathmaxrxt) ||
5733 (net->failure_threshold <= thlds->spt_pathpfthld)) {
5734 net->dest_state &= ~SCTP_ADDR_PF;
5737 if ((net->failure_threshold > thlds->spt_pathpfthld) &&
5738 (net->failure_threshold <= thlds->spt_pathmaxrxt)) {
5739 net->dest_state |= SCTP_ADDR_PF;
5740 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5741 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3);
5742 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5745 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5746 if (net->failure_threshold > thlds->spt_pathmaxrxt) {
5747 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5748 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5751 if (net->failure_threshold <= thlds->spt_pathmaxrxt) {
5752 net->dest_state |= SCTP_ADDR_REACHABLE;
5753 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5756 net->failure_threshold = thlds->spt_pathmaxrxt;
5757 net->pf_threshold = thlds->spt_pathpfthld;
5759 stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt;
5760 stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld;
5763 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5764 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5765 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
5766 SCTP_INP_WLOCK(inp);
5767 inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt;
5768 inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld;
5769 SCTP_INP_WUNLOCK(inp);
5771 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5777 case SCTP_REMOTE_UDP_ENCAPS_PORT:
5779 struct sctp_udpencaps *encaps;
5780 struct sctp_nets *net;
5782 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize);
5783 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
5785 net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address);
5788 * We increment here since
5789 * sctp_findassociation_ep_addr() wil do a
5790 * decrement if it finds the stcb as long as
5791 * the locked tcb (last argument) is NOT a
5795 SCTP_INP_INCR_REF(inp);
5796 stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL);
5798 SCTP_INP_DECR_REF(inp);
5801 if (stcb && (net == NULL)) {
5802 struct sockaddr *sa;
5804 sa = (struct sockaddr *)&encaps->sue_address;
5806 if (sa->sa_family == AF_INET) {
5808 struct sockaddr_in *sin;
5810 sin = (struct sockaddr_in *)sa;
5811 if (sin->sin_addr.s_addr) {
5812 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5813 SCTP_TCB_UNLOCK(stcb);
5820 if (sa->sa_family == AF_INET6) {
5821 struct sockaddr_in6 *sin6;
5823 sin6 = (struct sockaddr_in6 *)sa;
5824 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
5825 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5826 SCTP_TCB_UNLOCK(stcb);
5833 error = EAFNOSUPPORT;
5834 SCTP_TCB_UNLOCK(stcb);
5835 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5841 net->port = encaps->sue_port;
5843 stcb->asoc.port = encaps->sue_port;
5845 SCTP_TCB_UNLOCK(stcb);
5847 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5848 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5849 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
5850 SCTP_INP_WLOCK(inp);
5851 inp->sctp_ep.port = encaps->sue_port;
5852 SCTP_INP_WUNLOCK(inp);
5854 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5861 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
5862 error = ENOPROTOOPT;
5864 } /* end switch (opt) */
5869 sctp_ctloutput(struct socket *so, struct sockopt *sopt)
5871 void *optval = NULL;
5876 if (sopt->sopt_level != IPPROTO_SCTP) {
5877 /* wrong proto level... send back up to IP */
5879 if (INP_CHECK_SOCKAF(so, AF_INET6))
5880 error = ip6_ctloutput(so, sopt);
5882 #if defined(INET) && defined(INET6)
5886 error = ip_ctloutput(so, sopt);
5890 optsize = sopt->sopt_valsize;
5892 SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT);
5893 if (optval == NULL) {
5894 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
5897 error = sooptcopyin(sopt, optval, optsize, optsize);
5899 SCTP_FREE(optval, SCTP_M_SOCKOPT);
5903 p = (void *)sopt->sopt_td;
5904 if (sopt->sopt_dir == SOPT_SET) {
5905 error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p);
5906 } else if (sopt->sopt_dir == SOPT_GET) {
5907 error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p);
5909 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5912 if ((error == 0) && (optval != NULL)) {
5913 error = sooptcopyout(sopt, optval, optsize);
5914 SCTP_FREE(optval, SCTP_M_SOCKOPT);
5915 } else if (optval != NULL) {
5916 SCTP_FREE(optval, SCTP_M_SOCKOPT);
5924 sctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p)
5927 int create_lock_on = 0;
5929 struct sctp_inpcb *inp;
5930 struct sctp_tcb *stcb = NULL;
5932 inp = (struct sctp_inpcb *)so->so_pcb;
5934 /* I made the same as TCP since we are not setup? */
5935 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5936 return (ECONNRESET);
5939 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5942 switch (addr->sa_family) {
5946 struct sockaddr_in6 *sin6p;
5948 if (addr->sa_len != sizeof(struct sockaddr_in6)) {
5949 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5952 sin6p = (struct sockaddr_in6 *)addr;
5953 if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6p->sin6_addr)) != 0) {
5954 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5963 struct sockaddr_in *sinp;
5965 if (addr->sa_len != sizeof(struct sockaddr_in)) {
5966 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5969 sinp = (struct sockaddr_in *)addr;
5970 if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sinp->sin_addr)) != 0) {
5971 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5978 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT);
5979 return (EAFNOSUPPORT);
5981 SCTP_INP_INCR_REF(inp);
5982 SCTP_ASOC_CREATE_LOCK(inp);
5986 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
5987 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
5988 /* Should I really unlock ? */
5989 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
5994 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
5995 (addr->sa_family == AF_INET6)) {
5996 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6001 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
6002 SCTP_PCB_FLAGS_UNBOUND) {
6003 /* Bind a ephemeral port */
6004 error = sctp_inpcb_bind(so, NULL, NULL, p);
6009 /* Now do we connect? */
6010 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
6011 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
6012 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6016 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
6017 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
6018 /* We are already connected AND the TCP model */
6019 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
6023 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
6024 SCTP_INP_RLOCK(inp);
6025 stcb = LIST_FIRST(&inp->sctp_asoc_list);
6026 SCTP_INP_RUNLOCK(inp);
6029 * We increment here since sctp_findassociation_ep_addr()
6030 * will do a decrement if it finds the stcb as long as the
6031 * locked tcb (last argument) is NOT a TCB.. aka NULL.
6033 SCTP_INP_INCR_REF(inp);
6034 stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL);
6036 SCTP_INP_DECR_REF(inp);
6038 SCTP_TCB_UNLOCK(stcb);
6042 /* Already have or am bring up an association */
6043 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
6047 vrf_id = inp->def_vrf_id;
6048 /* We are GOOD to go */
6049 stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p);
6051 /* Gak! no memory */
6054 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
6055 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
6056 /* Set the connected flag so we can queue data */
6059 SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT);
6060 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
6062 /* initialize authentication parameters for the assoc */
6063 sctp_initialize_auth_params(inp, stcb);
6065 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
6066 SCTP_TCB_UNLOCK(stcb);
6068 if (create_lock_on) {
6069 SCTP_ASOC_CREATE_UNLOCK(inp);
6071 SCTP_INP_DECR_REF(inp);
6078 sctp_listen(struct socket *so, int backlog, struct thread *p)
6081 * Note this module depends on the protocol processing being called
6082 * AFTER any socket level flags and backlog are applied to the
6083 * socket. The traditional way that the socket flags are applied is
6084 * AFTER protocol processing. We have made a change to the
6085 * sys/kern/uipc_socket.c module to reverse this but this MUST be in
6086 * place if the socket API for SCTP is to work properly.
6090 struct sctp_inpcb *inp;
6092 inp = (struct sctp_inpcb *)so->so_pcb;
6094 /* I made the same as TCP since we are not setup? */
6095 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6096 return (ECONNRESET);
6098 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) {
6099 /* See if we have a listener */
6100 struct sctp_inpcb *tinp;
6101 union sctp_sockstore store;
6103 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
6105 struct sctp_laddr *laddr;
6107 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
6108 memcpy(&store, &laddr->ifa->address, sizeof(store));
6109 switch (store.sa.sa_family) {
6112 store.sin.sin_port = inp->sctp_lport;
6117 store.sin6.sin6_port = inp->sctp_lport;
6123 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
6124 if (tinp && (tinp != inp) &&
6125 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
6126 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
6127 (tinp->sctp_socket->so_qlimit)) {
6129 * we have a listener already and
6132 SCTP_INP_DECR_REF(tinp);
6133 return (EADDRINUSE);
6135 SCTP_INP_DECR_REF(tinp);
6139 /* Setup a local addr bound all */
6140 memset(&store, 0, sizeof(store));
6142 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
6143 store.sa.sa_family = AF_INET6;
6144 store.sa.sa_len = sizeof(struct sockaddr_in6);
6148 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) {
6149 store.sa.sa_family = AF_INET;
6150 store.sa.sa_len = sizeof(struct sockaddr_in);
6153 switch (store.sa.sa_family) {
6156 store.sin.sin_port = inp->sctp_lport;
6161 store.sin6.sin6_port = inp->sctp_lport;
6167 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
6168 if (tinp && (tinp != inp) &&
6169 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
6170 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
6171 (tinp->sctp_socket->so_qlimit)) {
6173 * we have a listener already and its not
6176 SCTP_INP_DECR_REF(tinp);
6177 return (EADDRINUSE);
6179 SCTP_INP_DECR_REF(inp);
6183 SCTP_INP_RLOCK(inp);
6184 #ifdef SCTP_LOCK_LOGGING
6185 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) {
6186 sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK);
6190 error = solisten_proto_check(so);
6193 SCTP_INP_RUNLOCK(inp);
6196 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) &&
6197 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
6199 * The unlucky case - We are in the tcp pool with this guy.
6200 * - Someone else is in the main inp slot. - We must move
6201 * this guy (the listener) to the main slot - We must then
6202 * move the guy that was listener to the TCP Pool.
6204 if (sctp_swap_inpcb_for_listen(inp)) {
6208 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
6209 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
6210 /* We are already connected AND the TCP model */
6212 SCTP_INP_RUNLOCK(inp);
6214 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
6215 return (EADDRINUSE);
6217 SCTP_INP_RUNLOCK(inp);
6218 if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) {
6219 /* We must do a bind. */
6221 if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) {
6222 /* bind error, probably perm */
6227 /* It appears for 7.0 and on, we must always call this. */
6228 solisten_proto(so, backlog);
6229 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
6230 /* remove the ACCEPTCONN flag for one-to-many sockets */
6231 so->so_options &= ~SO_ACCEPTCONN;
6234 /* turning off listen */
6235 so->so_options &= ~SO_ACCEPTCONN;
6241 static int sctp_defered_wakeup_cnt = 0;
6244 sctp_accept(struct socket *so, struct sockaddr **addr)
6246 struct sctp_tcb *stcb;
6247 struct sctp_inpcb *inp;
6248 union sctp_sockstore store;
6254 inp = (struct sctp_inpcb *)so->so_pcb;
6257 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6258 return (ECONNRESET);
6260 SCTP_INP_RLOCK(inp);
6261 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
6262 SCTP_INP_RUNLOCK(inp);
6263 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
6264 return (EOPNOTSUPP);
6266 if (so->so_state & SS_ISDISCONNECTED) {
6267 SCTP_INP_RUNLOCK(inp);
6268 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED);
6269 return (ECONNABORTED);
6271 stcb = LIST_FIRST(&inp->sctp_asoc_list);
6273 SCTP_INP_RUNLOCK(inp);
6274 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6275 return (ECONNRESET);
6277 SCTP_TCB_LOCK(stcb);
6278 SCTP_INP_RUNLOCK(inp);
6279 store = stcb->asoc.primary_destination->ro._l_addr;
6280 stcb->asoc.state &= ~SCTP_STATE_IN_ACCEPT_QUEUE;
6281 SCTP_TCB_UNLOCK(stcb);
6282 switch (store.sa.sa_family) {
6286 struct sockaddr_in *sin;
6288 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
6291 sin->sin_family = AF_INET;
6292 sin->sin_len = sizeof(*sin);
6293 sin->sin_port = store.sin.sin_port;
6294 sin->sin_addr = store.sin.sin_addr;
6295 *addr = (struct sockaddr *)sin;
6302 struct sockaddr_in6 *sin6;
6304 SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6);
6307 sin6->sin6_family = AF_INET6;
6308 sin6->sin6_len = sizeof(*sin6);
6309 sin6->sin6_port = store.sin6.sin6_port;
6310 sin6->sin6_addr = store.sin6.sin6_addr;
6311 if ((error = sa6_recoverscope(sin6)) != 0) {
6312 SCTP_FREE_SONAME(sin6);
6315 *addr = (struct sockaddr *)sin6;
6323 /* Wake any delayed sleep action */
6324 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) {
6325 SCTP_INP_WLOCK(inp);
6326 inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE;
6327 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) {
6328 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT;
6329 SCTP_INP_WUNLOCK(inp);
6330 SOCKBUF_LOCK(&inp->sctp_socket->so_snd);
6331 if (sowriteable(inp->sctp_socket)) {
6332 sowwakeup_locked(inp->sctp_socket);
6334 SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd);
6336 SCTP_INP_WLOCK(inp);
6338 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) {
6339 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT;
6340 SCTP_INP_WUNLOCK(inp);
6341 SOCKBUF_LOCK(&inp->sctp_socket->so_rcv);
6342 if (soreadable(inp->sctp_socket)) {
6343 sctp_defered_wakeup_cnt++;
6344 sorwakeup_locked(inp->sctp_socket);
6346 SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv);
6348 SCTP_INP_WLOCK(inp);
6350 SCTP_INP_WUNLOCK(inp);
6352 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
6353 SCTP_TCB_LOCK(stcb);
6354 sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7);
6361 sctp_ingetaddr(struct socket *so, struct sockaddr **addr)
6363 struct sockaddr_in *sin;
6365 struct sctp_inpcb *inp;
6366 struct sctp_ifa *sctp_ifa;
6369 * Do the malloc first in case it blocks.
6371 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
6374 sin->sin_family = AF_INET;
6375 sin->sin_len = sizeof(*sin);
6376 inp = (struct sctp_inpcb *)so->so_pcb;
6378 SCTP_FREE_SONAME(sin);
6379 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6380 return (ECONNRESET);
6382 SCTP_INP_RLOCK(inp);
6383 sin->sin_port = inp->sctp_lport;
6384 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
6385 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
6386 struct sctp_tcb *stcb;
6387 struct sockaddr_in *sin_a;
6388 struct sctp_nets *net;
6391 stcb = LIST_FIRST(&inp->sctp_asoc_list);
6397 SCTP_TCB_LOCK(stcb);
6398 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6399 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
6401 /* this will make coverity happy */
6404 if (sin_a->sin_family == AF_INET) {
6409 if ((!fnd) || (sin_a == NULL)) {
6411 SCTP_TCB_UNLOCK(stcb);
6414 vrf_id = inp->def_vrf_id;
6415 sctp_ifa = sctp_source_address_selection(inp,
6417 (sctp_route_t *) & net->ro,
6420 sin->sin_addr = sctp_ifa->address.sin.sin_addr;
6421 sctp_free_ifa(sctp_ifa);
6423 SCTP_TCB_UNLOCK(stcb);
6425 /* For the bound all case you get back 0 */
6427 sin->sin_addr.s_addr = 0;
6431 /* Take the first IPv4 address in the list */
6432 struct sctp_laddr *laddr;
6435 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
6436 if (laddr->ifa->address.sa.sa_family == AF_INET) {
6437 struct sockaddr_in *sin_a;
6439 sin_a = (struct sockaddr_in *)&laddr->ifa->address.sa;
6440 sin->sin_addr = sin_a->sin_addr;
6446 SCTP_FREE_SONAME(sin);
6447 SCTP_INP_RUNLOCK(inp);
6448 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
6452 SCTP_INP_RUNLOCK(inp);
6453 (*addr) = (struct sockaddr *)sin;
6458 sctp_peeraddr(struct socket *so, struct sockaddr **addr)
6460 struct sockaddr_in *sin;
6462 struct sockaddr_in *sin_a;
6463 struct sctp_inpcb *inp;
6464 struct sctp_tcb *stcb;
6465 struct sctp_nets *net;
6467 /* Do the malloc first in case it blocks. */
6468 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
6471 sin->sin_family = AF_INET;
6472 sin->sin_len = sizeof(*sin);
6474 inp = (struct sctp_inpcb *)so->so_pcb;
6475 if ((inp == NULL) ||
6476 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) {
6477 /* UDP type and listeners will drop out here */
6478 SCTP_FREE_SONAME(sin);
6479 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
6482 SCTP_INP_RLOCK(inp);
6483 stcb = LIST_FIRST(&inp->sctp_asoc_list);
6485 SCTP_TCB_LOCK(stcb);
6487 SCTP_INP_RUNLOCK(inp);
6489 SCTP_FREE_SONAME(sin);
6490 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6491 return (ECONNRESET);
6494 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6495 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
6496 if (sin_a->sin_family == AF_INET) {
6498 sin->sin_port = stcb->rport;
6499 sin->sin_addr = sin_a->sin_addr;
6503 SCTP_TCB_UNLOCK(stcb);
6505 /* No IPv4 address */
6506 SCTP_FREE_SONAME(sin);
6507 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
6510 (*addr) = (struct sockaddr *)sin;
6514 struct pr_usrreqs sctp_usrreqs = {
6515 .pru_abort = sctp_abort,
6516 .pru_accept = sctp_accept,
6517 .pru_attach = sctp_attach,
6518 .pru_bind = sctp_bind,
6519 .pru_connect = sctp_connect,
6520 .pru_control = in_control,
6521 .pru_close = sctp_close,
6522 .pru_detach = sctp_close,
6523 .pru_sopoll = sopoll_generic,
6524 .pru_flush = sctp_flush,
6525 .pru_disconnect = sctp_disconnect,
6526 .pru_listen = sctp_listen,
6527 .pru_peeraddr = sctp_peeraddr,
6528 .pru_send = sctp_sendm,
6529 .pru_shutdown = sctp_shutdown,
6530 .pru_sockaddr = sctp_ingetaddr,
6531 .pru_sosend = sctp_sosend,
6532 .pru_soreceive = sctp_soreceive