2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved.
5 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
6 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
11 * a) Redistributions of source code must retain the above copyright notice,
12 * this list of conditions and the following disclaimer.
14 * b) Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the distribution.
18 * c) Neither the name of Cisco Systems, Inc. nor the names of its
19 * contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
24 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32 * THE POSSIBILITY OF SUCH DAMAGE.
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
38 #include <netinet/sctp_os.h>
40 #include <netinet/sctp_pcb.h>
41 #include <netinet/sctp_header.h>
42 #include <netinet/sctp_var.h>
44 #include <netinet6/sctp6_var.h>
46 #include <netinet/sctp_sysctl.h>
47 #include <netinet/sctp_output.h>
48 #include <netinet/sctp_uio.h>
49 #include <netinet/sctp_asconf.h>
50 #include <netinet/sctputil.h>
51 #include <netinet/sctp_indata.h>
52 #include <netinet/sctp_timer.h>
53 #include <netinet/sctp_auth.h>
54 #include <netinet/sctp_bsd_addr.h>
55 #include <netinet/udp.h>
56 #include <sys/eventhandler.h>
58 extern const struct sctp_cc_functions sctp_cc_functions[];
59 extern const struct sctp_ss_functions sctp_ss_functions[];
66 /* Initialize and modify the sysctled variables */
68 if ((nmbclusters / 8) > SCTP_ASOC_MAX_CHUNKS_ON_QUEUE)
69 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = (nmbclusters / 8);
71 * Allow a user to take no more than 1/2 the number of clusters or
72 * the SB_MAX, whichever is smaller, for the send window.
74 sb_max_adj = (u_long)((u_quad_t)(SB_MAX) * MCLBYTES / (MSIZE + MCLBYTES));
75 SCTP_BASE_SYSCTL(sctp_sendspace) = min(sb_max_adj,
76 (((uint32_t)nmbclusters / 2) * SCTP_DEFAULT_MAXSEGMENT));
78 * Now for the recv window, should we take the same amount? or
79 * should I do 1/2 the SB_MAX instead in the SB_MAX min above. For
80 * now I will just copy.
82 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTP_BASE_SYSCTL(sctp_sendspace);
83 SCTP_BASE_VAR(first_time) = 0;
84 SCTP_BASE_VAR(sctp_pcb_initialized) = 0;
86 #if defined(SCTP_PACKET_LOGGING)
87 SCTP_BASE_VAR(packet_log_writers) = 0;
88 SCTP_BASE_VAR(packet_log_end) = 0;
89 memset(&SCTP_BASE_VAR(packet_log_buffer), 0, SCTP_PACKET_LOG_SIZE);
91 SCTP_BASE_VAR(eh_tag) = EVENTHANDLER_REGISTER(rt_addrmsg,
92 sctp_addr_change_event_handler, NULL, EVENTHANDLER_PRI_FIRST);
97 sctp_finish(void *unused __unused)
99 EVENTHANDLER_DEREGISTER(rt_addrmsg, SCTP_BASE_VAR(eh_tag));
103 VNET_SYSUNINIT(sctp, SI_SUB_PROTO_DOMAIN, SI_ORDER_FOURTH, sctp_finish, NULL);
107 sctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz)
109 struct sctp_tmit_chunk *chk;
112 /* Adjust that too */
113 stcb->asoc.smallest_mtu = nxtsz;
114 /* now off to subtract IP_DF flag if needed */
115 overhead = IP_HDR_SIZE + sizeof(struct sctphdr);
116 if (sctp_auth_is_required_chunk(SCTP_DATA, stcb->asoc.peer_auth_chunks)) {
117 overhead += sctp_get_auth_chunk_len(stcb->asoc.peer_hmac_id);
119 TAILQ_FOREACH(chk, &stcb->asoc.send_queue, sctp_next) {
120 if ((chk->send_size + overhead) > nxtsz) {
121 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
124 TAILQ_FOREACH(chk, &stcb->asoc.sent_queue, sctp_next) {
125 if ((chk->send_size + overhead) > nxtsz) {
127 * For this guy we also mark for immediate resend
128 * since we sent to big of chunk
130 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
131 if (chk->sent < SCTP_DATAGRAM_RESEND) {
132 sctp_flight_size_decrease(chk);
133 sctp_total_flight_decrease(stcb, chk);
134 chk->sent = SCTP_DATAGRAM_RESEND;
135 sctp_ucount_incr(stcb->asoc.sent_queue_retran_cnt);
136 chk->rec.data.doing_fast_retransmit = 0;
137 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) {
138 sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU,
139 chk->whoTo->flight_size,
141 (uint32_t)(uintptr_t)chk->whoTo,
144 /* Clear any time so NO RTT is being done */
145 if (chk->do_rtt == 1) {
147 chk->whoTo->rto_needed = 1;
156 sctp_notify(struct sctp_inpcb *inp,
157 struct sctp_tcb *stcb,
158 struct sctp_nets *net,
166 if (icmp_type != ICMP_UNREACH) {
167 /* We only care about unreachable */
168 SCTP_TCB_UNLOCK(stcb);
171 if ((icmp_code == ICMP_UNREACH_NET) ||
172 (icmp_code == ICMP_UNREACH_HOST) ||
173 (icmp_code == ICMP_UNREACH_NET_UNKNOWN) ||
174 (icmp_code == ICMP_UNREACH_HOST_UNKNOWN) ||
175 (icmp_code == ICMP_UNREACH_ISOLATED) ||
176 (icmp_code == ICMP_UNREACH_NET_PROHIB) ||
177 (icmp_code == ICMP_UNREACH_HOST_PROHIB) ||
178 (icmp_code == ICMP_UNREACH_FILTER_PROHIB)) {
179 /* Mark the net unreachable. */
180 if (net->dest_state & SCTP_ADDR_REACHABLE) {
181 /* OK, that destination is NOT reachable. */
182 net->dest_state &= ~SCTP_ADDR_REACHABLE;
183 net->dest_state &= ~SCTP_ADDR_PF;
184 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN,
186 (void *)net, SCTP_SO_NOT_LOCKED);
188 SCTP_TCB_UNLOCK(stcb);
189 } else if ((icmp_code == ICMP_UNREACH_PROTOCOL) ||
190 (icmp_code == ICMP_UNREACH_PORT)) {
191 /* Treat it like an ABORT. */
192 sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED);
193 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
194 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2);
195 /* no need to unlock here, since the TCB is gone */
196 } else if (icmp_code == ICMP_UNREACH_NEEDFRAG) {
197 if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
198 SCTP_TCB_UNLOCK(stcb);
201 /* Find the next (smaller) MTU */
204 * Old type router that does not tell us what the
205 * next MTU is. Rats we will have to guess (in a
206 * educated fashion of course).
208 next_mtu = sctp_get_prev_mtu(ip_len);
210 /* Stop the PMTU timer. */
211 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
213 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
214 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1);
218 /* Update the path MTU. */
220 next_mtu -= sizeof(struct udphdr);
222 if (net->mtu > next_mtu) {
225 sctp_hc_set_mtu(&net->ro._l_addr, inp->fibnum, next_mtu + sizeof(struct udphdr));
227 sctp_hc_set_mtu(&net->ro._l_addr, inp->fibnum, next_mtu);
230 /* Update the association MTU */
231 if (stcb->asoc.smallest_mtu > next_mtu) {
232 sctp_pathmtu_adjustment(stcb, next_mtu);
234 /* Finally, start the PMTU timer if it was running before. */
236 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
238 SCTP_TCB_UNLOCK(stcb);
240 SCTP_TCB_UNLOCK(stcb);
245 sctp_ctlinput(int cmd, struct sockaddr *sa, void *vip)
251 struct sctp_inpcb *inp;
252 struct sctp_tcb *stcb;
253 struct sctp_nets *net;
254 struct sctp_init_chunk *ch;
255 struct sockaddr_in src, dst;
257 if (sa->sa_family != AF_INET ||
258 ((struct sockaddr_in *)sa)->sin_addr.s_addr == INADDR_ANY) {
261 if (PRC_IS_REDIRECT(cmd)) {
263 } else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) {
267 inner_ip = (struct ip *)vip;
268 icmp = (struct icmp *)((caddr_t)inner_ip -
269 (sizeof(struct icmp) - sizeof(struct ip)));
270 outer_ip = (struct ip *)((caddr_t)icmp - sizeof(struct ip));
271 sh = (struct sctphdr *)((caddr_t)inner_ip + (inner_ip->ip_hl << 2));
272 memset(&src, 0, sizeof(struct sockaddr_in));
273 src.sin_family = AF_INET;
274 src.sin_len = sizeof(struct sockaddr_in);
275 src.sin_port = sh->src_port;
276 src.sin_addr = inner_ip->ip_src;
277 memset(&dst, 0, sizeof(struct sockaddr_in));
278 dst.sin_family = AF_INET;
279 dst.sin_len = sizeof(struct sockaddr_in);
280 dst.sin_port = sh->dest_port;
281 dst.sin_addr = inner_ip->ip_dst;
283 * 'dst' holds the dest of the packet that failed to be
284 * sent. 'src' holds our local endpoint address. Thus we
285 * reverse the dst and the src in the lookup.
289 stcb = sctp_findassociation_addr_sa((struct sockaddr *)&dst,
290 (struct sockaddr *)&src,
293 if ((stcb != NULL) &&
296 /* Check the verification tag */
297 if (ntohl(sh->v_tag) != 0) {
299 * This must be the verification tag used
300 * for sending out packets. We don't
301 * consider packets reflecting the
304 if (ntohl(sh->v_tag) != stcb->asoc.peer_vtag) {
305 SCTP_TCB_UNLOCK(stcb);
309 if (ntohs(outer_ip->ip_len) >=
311 8 + (inner_ip->ip_hl << 2) + 20) {
313 * In this case we can check if we
314 * got an INIT chunk and if the
315 * initiate tag matches.
317 ch = (struct sctp_init_chunk *)(sh + 1);
318 if ((ch->ch.chunk_type != SCTP_INITIATION) ||
319 (ntohl(ch->init.initiate_tag) != stcb->asoc.my_vtag)) {
320 SCTP_TCB_UNLOCK(stcb);
324 SCTP_TCB_UNLOCK(stcb);
328 sctp_notify(inp, stcb, net,
331 ntohs(inner_ip->ip_len),
332 (uint32_t)ntohs(icmp->icmp_nextmtu));
334 if ((stcb == NULL) && (inp != NULL)) {
335 /* reduce ref-count */
337 SCTP_INP_DECR_REF(inp);
338 SCTP_INP_WUNLOCK(inp);
341 SCTP_TCB_UNLOCK(stcb);
350 sctp_getcred(SYSCTL_HANDLER_ARGS)
353 struct sockaddr_in addrs[2];
354 struct sctp_inpcb *inp;
355 struct sctp_nets *net;
356 struct sctp_tcb *stcb;
360 /* FIX, for non-bsd is this right? */
361 vrf_id = SCTP_DEFAULT_VRFID;
363 error = priv_check(req->td, PRIV_NETINET_GETCRED);
368 error = SYSCTL_IN(req, addrs, sizeof(addrs));
372 stcb = sctp_findassociation_addr_sa(sintosa(&addrs[1]),
374 &inp, &net, 1, vrf_id);
375 if (stcb == NULL || inp == NULL || inp->sctp_socket == NULL) {
376 if ((inp != NULL) && (stcb == NULL)) {
377 /* reduce ref-count */
379 SCTP_INP_DECR_REF(inp);
383 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
387 SCTP_TCB_UNLOCK(stcb);
389 * We use the write lock here, only since in the error leg we need
390 * it. If we used RLOCK, then we would have to
391 * wlock/decr/unlock/rlock. Which in theory could create a hole.
392 * Better to use higher wlock.
396 error = cr_canseesocket(req->td->td_ucred, inp->sctp_socket);
398 SCTP_INP_WUNLOCK(inp);
401 cru2x(inp->sctp_socket->so_cred, &xuc);
402 SCTP_INP_WUNLOCK(inp);
403 error = SYSCTL_OUT(req, &xuc, sizeof(struct xucred));
408 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, getcred,
409 CTLTYPE_OPAQUE | CTLFLAG_RW | CTLFLAG_NEEDGIANT,
410 0, 0, sctp_getcred, "S,ucred",
411 "Get the ucred of a SCTP connection");
415 sctp_abort(struct socket *so)
417 struct epoch_tracker et;
418 struct sctp_inpcb *inp;
421 inp = (struct sctp_inpcb *)so->so_pcb;
428 flags = inp->sctp_flags;
429 #ifdef SCTP_LOG_CLOSING
430 sctp_log_closing(inp, NULL, 17);
432 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
433 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
434 #ifdef SCTP_LOG_CLOSING
435 sctp_log_closing(inp, NULL, 16);
437 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
438 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
440 SCTP_SB_CLEAR(so->so_snd);
442 * same for the rcv ones, they are only here for the
445 SCTP_SB_CLEAR(so->so_rcv);
447 /* Now null out the reference, we are completely detached. */
451 flags = inp->sctp_flags;
452 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
453 goto sctp_must_try_again;
461 sctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUSED)
463 struct sctp_inpcb *inp;
464 struct inpcb *ip_inp;
466 uint32_t vrf_id = SCTP_DEFAULT_VRFID;
468 inp = (struct sctp_inpcb *)so->so_pcb;
470 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
473 if (so->so_snd.sb_hiwat == 0 || so->so_rcv.sb_hiwat == 0) {
474 error = SCTP_SORESERVE(so, SCTP_BASE_SYSCTL(sctp_sendspace), SCTP_BASE_SYSCTL(sctp_recvspace));
479 error = sctp_inpcb_alloc(so, vrf_id);
483 inp = (struct sctp_inpcb *)so->so_pcb;
485 inp->sctp_flags &= ~SCTP_PCB_FLAGS_BOUND_V6; /* I'm not v6! */
486 ip_inp = &inp->ip_inp.inp;
487 ip_inp->inp_vflag |= INP_IPV4;
488 ip_inp->inp_ip_ttl = MODULE_GLOBAL(ip_defttl);
489 SCTP_INP_WUNLOCK(inp);
494 sctp_bind(struct socket *so, struct sockaddr *addr, struct thread *p)
496 struct sctp_inpcb *inp;
498 inp = (struct sctp_inpcb *)so->so_pcb;
500 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
504 if ((addr->sa_family != AF_INET) ||
505 (addr->sa_len != sizeof(struct sockaddr_in))) {
506 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
510 return (sctp_inpcb_bind(so, addr, NULL, p));
515 sctp_close(struct socket *so)
517 struct epoch_tracker et;
518 struct sctp_inpcb *inp;
521 inp = (struct sctp_inpcb *)so->so_pcb;
526 * Inform all the lower layer assoc that we are done.
530 flags = inp->sctp_flags;
531 #ifdef SCTP_LOG_CLOSING
532 sctp_log_closing(inp, NULL, 17);
534 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
535 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
536 if (((so->so_options & SO_LINGER) && (so->so_linger == 0)) ||
537 (so->so_rcv.sb_cc > 0)) {
538 #ifdef SCTP_LOG_CLOSING
539 sctp_log_closing(inp, NULL, 13);
541 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
542 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
544 #ifdef SCTP_LOG_CLOSING
545 sctp_log_closing(inp, NULL, 14);
547 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE,
548 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
551 * The socket is now detached, no matter what the state of
552 * the SCTP association.
555 SCTP_SB_CLEAR(so->so_snd);
557 * same for the rcv ones, they are only here for the
560 SCTP_SB_CLEAR(so->so_rcv);
562 /* Now null out the reference, we are completely detached. */
566 flags = inp->sctp_flags;
567 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
568 goto sctp_must_try_again;
576 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
577 struct mbuf *control, struct thread *p);
580 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
581 struct mbuf *control, struct thread *p)
583 struct sctp_inpcb *inp;
586 inp = (struct sctp_inpcb *)so->so_pcb;
589 sctp_m_freem(control);
592 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
596 /* Got to have an to address if we are NOT a connected socket */
597 if ((addr == NULL) &&
598 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) ||
599 (inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE))) {
601 } else if (addr == NULL) {
602 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
603 error = EDESTADDRREQ;
606 sctp_m_freem(control);
612 if (addr->sa_family != AF_INET) {
613 /* must be a v4 address! */
614 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
617 sctp_m_freem(control);
620 error = EDESTADDRREQ;
625 /* now what about control */
628 sctp_m_freem(inp->control);
631 inp->control = control;
635 SCTP_BUF_NEXT(inp->pkt_last) = m;
638 inp->pkt_last = inp->pkt = m;
641 /* FreeBSD uses a flag passed */
642 ((flags & PRUS_MORETOCOME) == 0)
645 * note with the current version this code will only be used
646 * by OpenBSD-- NetBSD, FreeBSD, and MacOS have methods for
647 * re-defining sosend to use the sctp_sosend. One can
648 * optionally switch back to this code (by changing back the
649 * definitions) but this is not advisable. This code is used
650 * by FreeBSD when sending a file with sendfile() though.
652 struct epoch_tracker et;
656 ret = sctp_output(inp, inp->pkt, addr, inp->control, p, flags);
667 sctp_disconnect(struct socket *so)
669 struct sctp_inpcb *inp;
671 inp = (struct sctp_inpcb *)so->so_pcb;
673 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
677 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
678 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
679 if (LIST_EMPTY(&inp->sctp_asoc_list)) {
681 SCTP_INP_RUNLOCK(inp);
684 struct epoch_tracker et;
685 struct sctp_association *asoc;
686 struct sctp_tcb *stcb;
688 stcb = LIST_FIRST(&inp->sctp_asoc_list);
690 SCTP_INP_RUNLOCK(inp);
691 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
696 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
697 /* We are about to be freed, out of here */
698 SCTP_TCB_UNLOCK(stcb);
699 SCTP_INP_RUNLOCK(inp);
703 if (((so->so_options & SO_LINGER) &&
704 (so->so_linger == 0)) ||
705 (so->so_rcv.sb_cc > 0)) {
706 if (SCTP_GET_STATE(stcb) != SCTP_STATE_COOKIE_WAIT) {
707 /* Left with Data unread */
710 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
711 sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED);
712 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
714 SCTP_INP_RUNLOCK(inp);
715 if ((SCTP_GET_STATE(stcb) == SCTP_STATE_OPEN) ||
716 (SCTP_GET_STATE(stcb) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
717 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
719 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
720 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3);
721 /* No unlock tcb assoc is gone */
725 if (TAILQ_EMPTY(&asoc->send_queue) &&
726 TAILQ_EMPTY(&asoc->sent_queue) &&
727 (asoc->stream_queue_cnt == 0)) {
728 /* there is nothing queued to send, so done */
729 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
732 if ((SCTP_GET_STATE(stcb) != SCTP_STATE_SHUTDOWN_SENT) &&
733 (SCTP_GET_STATE(stcb) != SCTP_STATE_SHUTDOWN_ACK_SENT)) {
734 /* only send SHUTDOWN 1st time thru */
735 struct sctp_nets *netp;
737 if ((SCTP_GET_STATE(stcb) == SCTP_STATE_OPEN) ||
738 (SCTP_GET_STATE(stcb) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
739 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
741 SCTP_SET_STATE(stcb, SCTP_STATE_SHUTDOWN_SENT);
742 sctp_stop_timers_for_shutdown(stcb);
743 if (stcb->asoc.alternate) {
744 netp = stcb->asoc.alternate;
746 netp = stcb->asoc.primary_destination;
748 sctp_send_shutdown(stcb, netp);
749 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
750 stcb->sctp_ep, stcb, netp);
751 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD,
752 stcb->sctp_ep, stcb, NULL);
753 sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED);
757 * we still got (or just got) data to send,
758 * so set SHUTDOWN_PENDING
761 * XXX sockets draft says that SCTP_EOF
762 * should be sent with no data. currently,
763 * we will allow user data to be sent first
764 * and move to SHUTDOWN-PENDING
766 SCTP_ADD_SUBSTATE(stcb, SCTP_STATE_SHUTDOWN_PENDING);
767 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, NULL);
768 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
769 SCTP_ADD_SUBSTATE(stcb, SCTP_STATE_PARTIAL_MSG_LEFT);
771 if (TAILQ_EMPTY(&asoc->send_queue) &&
772 TAILQ_EMPTY(&asoc->sent_queue) &&
773 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
777 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
778 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4;
779 sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED);
780 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
781 if ((SCTP_GET_STATE(stcb) == SCTP_STATE_OPEN) ||
782 (SCTP_GET_STATE(stcb) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
783 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
785 SCTP_INP_RUNLOCK(inp);
786 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
787 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5);
791 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
794 soisdisconnecting(so);
796 SCTP_TCB_UNLOCK(stcb);
797 SCTP_INP_RUNLOCK(inp);
802 /* UDP model does not support this */
803 SCTP_INP_RUNLOCK(inp);
804 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
810 sctp_flush(struct socket *so, int how)
813 * We will just clear out the values and let subsequent close clear
814 * out the data, if any. Note if the user did a shutdown(SHUT_RD)
815 * they will not be able to read the data, the socket will block
816 * that from happening.
818 struct sctp_inpcb *inp;
820 inp = (struct sctp_inpcb *)so->so_pcb;
822 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
826 /* For the 1 to many model this does nothing */
827 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
828 SCTP_INP_RUNLOCK(inp);
831 SCTP_INP_RUNLOCK(inp);
832 if ((how == PRU_FLUSH_RD) || (how == PRU_FLUSH_RDWR)) {
834 * First make sure the sb will be happy, we don't use these
835 * except maybe the count
838 SCTP_INP_READ_LOCK(inp);
839 inp->sctp_flags |= SCTP_PCB_FLAGS_SOCKET_CANT_READ;
840 SCTP_INP_READ_UNLOCK(inp);
841 SCTP_INP_WUNLOCK(inp);
842 so->so_rcv.sb_cc = 0;
843 so->so_rcv.sb_mbcnt = 0;
844 so->so_rcv.sb_mb = NULL;
846 if ((how == PRU_FLUSH_WR) || (how == PRU_FLUSH_RDWR)) {
848 * First make sure the sb will be happy, we don't use these
849 * except maybe the count
851 so->so_snd.sb_cc = 0;
852 so->so_snd.sb_mbcnt = 0;
853 so->so_snd.sb_mb = NULL;
859 sctp_shutdown(struct socket *so)
861 struct sctp_inpcb *inp;
863 inp = (struct sctp_inpcb *)so->so_pcb;
865 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
869 /* For UDP model this is a invalid call */
870 if (!((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
871 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) {
872 /* Restore the flags that the soshutdown took away. */
873 SOCKBUF_LOCK(&so->so_rcv);
874 so->so_rcv.sb_state &= ~SBS_CANTRCVMORE;
875 SOCKBUF_UNLOCK(&so->so_rcv);
876 /* This proc will wakeup for read and do nothing (I hope) */
877 SCTP_INP_RUNLOCK(inp);
878 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
882 * Ok, if we reach here its the TCP model and it is either a
883 * SHUT_WR or SHUT_RDWR. This means we put the shutdown flag
886 struct epoch_tracker et;
887 struct sctp_tcb *stcb;
888 struct sctp_association *asoc;
889 struct sctp_nets *netp;
892 (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) {
893 SCTP_INP_RUNLOCK(inp);
898 stcb = LIST_FIRST(&inp->sctp_asoc_list);
901 * Ok, we hit the case that the shutdown call was
902 * made after an abort or something. Nothing to do
905 SCTP_INP_RUNLOCK(inp);
910 if (asoc->state & SCTP_STATE_ABOUT_TO_BE_FREED) {
911 SCTP_TCB_UNLOCK(stcb);
912 SCTP_INP_RUNLOCK(inp);
915 if ((SCTP_GET_STATE(stcb) != SCTP_STATE_COOKIE_WAIT) &&
916 (SCTP_GET_STATE(stcb) != SCTP_STATE_COOKIE_ECHOED) &&
917 (SCTP_GET_STATE(stcb) != SCTP_STATE_OPEN)) {
919 * If we are not in or before ESTABLISHED, there is
920 * no protocol action required.
922 SCTP_TCB_UNLOCK(stcb);
923 SCTP_INP_RUNLOCK(inp);
927 if (stcb->asoc.alternate) {
928 netp = stcb->asoc.alternate;
930 netp = stcb->asoc.primary_destination;
932 if ((SCTP_GET_STATE(stcb) == SCTP_STATE_OPEN) &&
933 TAILQ_EMPTY(&asoc->send_queue) &&
934 TAILQ_EMPTY(&asoc->sent_queue) &&
935 (asoc->stream_queue_cnt == 0)) {
936 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
939 /* there is nothing queued to send, so I'm done... */
940 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
941 SCTP_SET_STATE(stcb, SCTP_STATE_SHUTDOWN_SENT);
942 sctp_stop_timers_for_shutdown(stcb);
943 sctp_send_shutdown(stcb, netp);
944 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
945 stcb->sctp_ep, stcb, netp);
948 * We still got (or just got) data to send, so set
951 SCTP_ADD_SUBSTATE(stcb, SCTP_STATE_SHUTDOWN_PENDING);
952 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
953 SCTP_ADD_SUBSTATE(stcb, SCTP_STATE_PARTIAL_MSG_LEFT);
955 if (TAILQ_EMPTY(&asoc->send_queue) &&
956 TAILQ_EMPTY(&asoc->sent_queue) &&
957 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
961 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
962 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6;
963 SCTP_INP_RUNLOCK(inp);
964 sctp_abort_an_association(stcb->sctp_ep, stcb,
965 op_err, SCTP_SO_LOCKED);
970 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, NULL);
972 * XXX: Why do this in the case where we have still data
975 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
976 SCTP_TCB_UNLOCK(stcb);
977 SCTP_INP_RUNLOCK(inp);
984 * copies a "user" presentable address and removes embedded scope, etc.
985 * returns 0 on success, 1 on error
988 sctp_fill_user_address(struct sockaddr *dst, struct sockaddr *src)
991 struct sockaddr_in6 lsa6;
993 src = (struct sockaddr *)sctp_recover_scope((struct sockaddr_in6 *)src,
996 memcpy(dst, src, src->sa_len);
1001 sctp_fill_up_addresses_vrf(struct sctp_inpcb *inp,
1002 struct sctp_tcb *stcb,
1004 struct sockaddr *addr,
1007 struct sctp_ifn *sctp_ifn;
1008 struct sctp_ifa *sctp_ifa;
1012 int ipv4_local_scope, ipv4_addr_legal;
1015 int local_scope, site_scope, ipv6_addr_legal;
1017 struct sctp_vrf *vrf;
1019 SCTP_IPI_ADDR_LOCK_ASSERT();
1025 /* Turn on all the appropriate scope */
1026 loopback_scope = stcb->asoc.scope.loopback_scope;
1028 ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope;
1029 ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal;
1032 local_scope = stcb->asoc.scope.local_scope;
1033 site_scope = stcb->asoc.scope.site_scope;
1034 ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal;
1037 /* Use generic values for endpoints. */
1040 ipv4_local_scope = 1;
1046 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
1048 ipv6_addr_legal = 1;
1051 if (SCTP_IPV6_V6ONLY(inp)) {
1052 ipv4_addr_legal = 0;
1054 ipv4_addr_legal = 1;
1059 ipv6_addr_legal = 0;
1062 ipv4_addr_legal = 1;
1066 vrf = sctp_find_vrf(vrf_id);
1070 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1071 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1072 if ((loopback_scope == 0) &&
1073 SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) {
1074 /* Skip loopback if loopback_scope not set */
1077 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1080 * For the BOUND-ALL case, the list
1081 * associated with a TCB is Always
1082 * considered a reverse list.. i.e.
1083 * it lists addresses that are NOT
1084 * part of the association. If this
1085 * is one of those we must skip it.
1087 if (sctp_is_addr_restricted(stcb,
1092 switch (sctp_ifa->address.sa.sa_family) {
1095 if (ipv4_addr_legal) {
1096 struct sockaddr_in *sin;
1098 sin = &sctp_ifa->address.sin;
1099 if (sin->sin_addr.s_addr == 0) {
1107 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
1108 &sin->sin_addr) != 0) {
1111 if ((ipv4_local_scope == 0) &&
1112 (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) {
1116 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
1117 if (actual + sizeof(struct sockaddr_in6) > limit) {
1120 in6_sin_2_v4mapsin6(sin, (struct sockaddr_in6 *)addr);
1121 ((struct sockaddr_in6 *)addr)->sin6_port = inp->sctp_lport;
1122 addr = (struct sockaddr *)((caddr_t)addr + sizeof(struct sockaddr_in6));
1123 actual += sizeof(struct sockaddr_in6);
1126 if (actual + sizeof(struct sockaddr_in) > limit) {
1129 memcpy(addr, sin, sizeof(struct sockaddr_in));
1130 ((struct sockaddr_in *)addr)->sin_port = inp->sctp_lport;
1131 addr = (struct sockaddr *)((caddr_t)addr + sizeof(struct sockaddr_in));
1132 actual += sizeof(struct sockaddr_in);
1143 if (ipv6_addr_legal) {
1144 struct sockaddr_in6 *sin6;
1146 sin6 = &sctp_ifa->address.sin6;
1147 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
1155 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
1156 &sin6->sin6_addr) != 0) {
1159 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
1160 if (local_scope == 0)
1162 if (sin6->sin6_scope_id == 0) {
1163 if (sa6_recoverscope(sin6) != 0)
1176 if ((site_scope == 0) &&
1177 (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) {
1180 if (actual + sizeof(struct sockaddr_in6) > limit) {
1183 memcpy(addr, sin6, sizeof(struct sockaddr_in6));
1184 ((struct sockaddr_in6 *)addr)->sin6_port = inp->sctp_lport;
1185 addr = (struct sockaddr *)((caddr_t)addr + sizeof(struct sockaddr_in6));
1186 actual += sizeof(struct sockaddr_in6);
1199 struct sctp_laddr *laddr;
1202 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1204 if (sctp_is_addr_restricted(stcb, laddr->ifa)) {
1208 sa_len = laddr->ifa->address.sa.sa_len;
1209 if (actual + sa_len > limit) {
1212 if (sctp_fill_user_address(addr, &laddr->ifa->address.sa))
1214 switch (laddr->ifa->address.sa.sa_family) {
1217 ((struct sockaddr_in *)addr)->sin_port = inp->sctp_lport;
1222 ((struct sockaddr_in6 *)addr)->sin6_port = inp->sctp_lport;
1229 addr = (struct sockaddr *)((caddr_t)addr + sa_len);
1237 sctp_fill_up_addresses(struct sctp_inpcb *inp,
1238 struct sctp_tcb *stcb,
1240 struct sockaddr *addr)
1244 SCTP_IPI_ADDR_RLOCK();
1245 /* fill up addresses for the endpoint's default vrf */
1246 size = sctp_fill_up_addresses_vrf(inp, stcb, limit, addr,
1248 SCTP_IPI_ADDR_RUNLOCK();
1253 sctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id)
1256 struct sctp_vrf *vrf = NULL;
1259 * In both sub-set bound an bound_all cases we return the MAXIMUM
1260 * number of addresses that you COULD get. In reality the sub-set
1261 * bound may have an exclusion list for a given TCB OR in the
1262 * bound-all case a TCB may NOT include the loopback or other
1263 * addresses as well.
1265 SCTP_IPI_ADDR_LOCK_ASSERT();
1266 vrf = sctp_find_vrf(vrf_id);
1270 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1271 struct sctp_ifn *sctp_ifn;
1272 struct sctp_ifa *sctp_ifa;
1274 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1275 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1276 /* Count them if they are the right type */
1277 switch (sctp_ifa->address.sa.sa_family) {
1281 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1282 cnt += sizeof(struct sockaddr_in6);
1284 cnt += sizeof(struct sockaddr_in);
1286 cnt += sizeof(struct sockaddr_in);
1292 cnt += sizeof(struct sockaddr_in6);
1301 struct sctp_laddr *laddr;
1303 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1304 switch (laddr->ifa->address.sa.sa_family) {
1308 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1309 cnt += sizeof(struct sockaddr_in6);
1311 cnt += sizeof(struct sockaddr_in);
1313 cnt += sizeof(struct sockaddr_in);
1319 cnt += sizeof(struct sockaddr_in6);
1331 sctp_count_max_addresses(struct sctp_inpcb *inp)
1335 SCTP_IPI_ADDR_RLOCK();
1336 /* count addresses for the endpoint's default VRF */
1337 cnt = sctp_count_max_addresses_vrf(inp, inp->def_vrf_id);
1338 SCTP_IPI_ADDR_RUNLOCK();
1343 sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval,
1344 size_t optsize, void *p, int delay)
1347 int creat_lock_on = 0;
1348 struct sctp_tcb *stcb = NULL;
1349 struct sockaddr *sa;
1350 unsigned int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr;
1354 SCTPDBG(SCTP_DEBUG_PCB1, "Connectx called\n");
1356 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
1357 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
1358 /* We are already connected AND the TCP model */
1359 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
1360 return (EADDRINUSE);
1363 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
1364 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
1365 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1369 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
1370 SCTP_INP_RLOCK(inp);
1371 stcb = LIST_FIRST(&inp->sctp_asoc_list);
1372 SCTP_INP_RUNLOCK(inp);
1375 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
1378 SCTP_INP_INCR_REF(inp);
1379 SCTP_ASOC_CREATE_LOCK(inp);
1381 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
1382 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
1383 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
1387 totaddrp = (unsigned int *)optval;
1388 totaddr = *totaddrp;
1389 sa = (struct sockaddr *)(totaddrp + 1);
1390 error = sctp_connectx_helper_find(inp, sa, totaddr, &num_v4, &num_v6, (unsigned int)(optsize - sizeof(int)));
1392 /* Already have or am bring up an association */
1393 SCTP_ASOC_CREATE_UNLOCK(inp);
1395 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1399 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
1404 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
1406 if (SCTP_IPV6_V6ONLY(inp)) {
1408 * if IPV6_V6ONLY flag, ignore connections destined
1409 * to a v4 addr or v4-mapped addr
1411 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1417 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
1418 SCTP_PCB_FLAGS_UNBOUND) {
1419 /* Bind a ephemeral port */
1420 error = sctp_inpcb_bind(so, NULL, NULL, p);
1426 /* FIX ME: do we want to pass in a vrf on the connect call? */
1427 vrf_id = inp->def_vrf_id;
1429 /* We are GOOD to go */
1430 stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id,
1431 inp->sctp_ep.pre_open_stream_count,
1434 SCTP_INITIALIZE_AUTH_PARAMS);
1436 /* Gak! no memory */
1439 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
1440 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
1441 /* Set the connected flag so we can queue data */
1444 SCTP_SET_STATE(stcb, SCTP_STATE_COOKIE_WAIT);
1445 /* move to second address */
1446 switch (sa->sa_family) {
1449 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in));
1454 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in6));
1462 sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error);
1463 /* Fill in the return id */
1467 a_id = (sctp_assoc_t *)optval;
1468 *a_id = sctp_get_associd(stcb);
1471 /* doing delayed connection */
1472 stcb->asoc.delayed_connection = 1;
1473 sctp_timer_start(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination);
1475 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
1476 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
1478 SCTP_TCB_UNLOCK(stcb);
1480 if (creat_lock_on) {
1481 SCTP_ASOC_CREATE_UNLOCK(inp);
1483 SCTP_INP_DECR_REF(inp);
1487 #define SCTP_FIND_STCB(inp, stcb, assoc_id) { \
1488 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||\
1489 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { \
1490 SCTP_INP_RLOCK(inp); \
1491 stcb = LIST_FIRST(&inp->sctp_asoc_list); \
1493 SCTP_TCB_LOCK(stcb); \
1495 SCTP_INP_RUNLOCK(inp); \
1496 } else if (assoc_id > SCTP_ALL_ASSOC) { \
1497 stcb = sctp_findassociation_ep_asocid(inp, assoc_id, 1); \
1498 if (stcb == NULL) { \
1499 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); \
1508 #define SCTP_CHECK_AND_CAST(destp, srcp, type, size) {\
1509 if (size < sizeof(type)) { \
1510 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); \
1514 destp = (type *)srcp; \
1519 sctp_getopt(struct socket *so, int optname, void *optval, size_t *optsize,
1522 struct sctp_inpcb *inp = NULL;
1524 struct sctp_tcb *stcb = NULL;
1526 if (optval == NULL) {
1527 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1531 inp = (struct sctp_inpcb *)so->so_pcb;
1533 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1540 case SCTP_AUTOCLOSE:
1541 case SCTP_EXPLICIT_EOR:
1542 case SCTP_AUTO_ASCONF:
1543 case SCTP_DISABLE_FRAGMENTS:
1544 case SCTP_I_WANT_MAPPED_V4_ADDR:
1545 case SCTP_USE_EXT_RCVINFO:
1546 SCTP_INP_RLOCK(inp);
1548 case SCTP_DISABLE_FRAGMENTS:
1549 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NO_FRAGMENT);
1551 case SCTP_I_WANT_MAPPED_V4_ADDR:
1552 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4);
1554 case SCTP_AUTO_ASCONF:
1555 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1556 /* only valid for bound all sockets */
1557 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTO_ASCONF);
1559 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1564 case SCTP_EXPLICIT_EOR:
1565 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXPLICIT_EOR);
1568 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NODELAY);
1570 case SCTP_USE_EXT_RCVINFO:
1571 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXT_RCVINFO);
1573 case SCTP_AUTOCLOSE:
1574 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTOCLOSE))
1575 val = sctp_ticks_to_secs(inp->sctp_ep.auto_close_time);
1581 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
1582 error = ENOPROTOOPT;
1583 } /* end switch (sopt->sopt_name) */
1584 if (*optsize < sizeof(val)) {
1585 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1589 SCTP_INP_RUNLOCK(inp);
1591 /* return the option value */
1592 *(int *)optval = val;
1593 *optsize = sizeof(val);
1596 case SCTP_GET_PACKET_LOG:
1598 #ifdef SCTP_PACKET_LOGGING
1602 SCTP_CHECK_AND_CAST(target, optval, uint8_t, *optsize);
1603 ret = sctp_copy_out_packet_log(target, (int)*optsize);
1606 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
1611 case SCTP_REUSE_PORT:
1615 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
1616 /* Can't do this for a 1-m socket */
1620 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1621 *value = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
1622 *optsize = sizeof(uint32_t);
1625 case SCTP_PARTIAL_DELIVERY_POINT:
1629 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1630 *value = inp->partial_delivery_point;
1631 *optsize = sizeof(uint32_t);
1634 case SCTP_FRAGMENT_INTERLEAVE:
1638 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1639 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) {
1640 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS)) {
1641 *value = SCTP_FRAG_LEVEL_2;
1643 *value = SCTP_FRAG_LEVEL_1;
1646 *value = SCTP_FRAG_LEVEL_0;
1648 *optsize = sizeof(uint32_t);
1651 case SCTP_INTERLEAVING_SUPPORTED:
1653 struct sctp_assoc_value *av;
1655 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1656 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1659 av->assoc_value = stcb->asoc.idata_supported;
1660 SCTP_TCB_UNLOCK(stcb);
1662 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1663 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1664 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
1665 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
1666 SCTP_INP_RLOCK(inp);
1667 if (inp->idata_supported) {
1668 av->assoc_value = 1;
1670 av->assoc_value = 0;
1672 SCTP_INP_RUNLOCK(inp);
1674 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1679 *optsize = sizeof(struct sctp_assoc_value);
1683 case SCTP_CMT_ON_OFF:
1685 struct sctp_assoc_value *av;
1687 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1688 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1690 av->assoc_value = stcb->asoc.sctp_cmt_on_off;
1691 SCTP_TCB_UNLOCK(stcb);
1693 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1694 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1695 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
1696 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
1697 SCTP_INP_RLOCK(inp);
1698 av->assoc_value = inp->sctp_cmt_on_off;
1699 SCTP_INP_RUNLOCK(inp);
1701 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1706 *optsize = sizeof(struct sctp_assoc_value);
1710 case SCTP_PLUGGABLE_CC:
1712 struct sctp_assoc_value *av;
1714 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1715 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1717 av->assoc_value = stcb->asoc.congestion_control_module;
1718 SCTP_TCB_UNLOCK(stcb);
1720 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1721 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1722 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
1723 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
1724 SCTP_INP_RLOCK(inp);
1725 av->assoc_value = inp->sctp_ep.sctp_default_cc_module;
1726 SCTP_INP_RUNLOCK(inp);
1728 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1733 *optsize = sizeof(struct sctp_assoc_value);
1737 case SCTP_CC_OPTION:
1739 struct sctp_cc_option *cc_opt;
1741 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, *optsize);
1742 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
1746 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
1749 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 0, cc_opt);
1750 *optsize = sizeof(struct sctp_cc_option);
1752 SCTP_TCB_UNLOCK(stcb);
1756 case SCTP_PLUGGABLE_SS:
1758 struct sctp_assoc_value *av;
1760 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1761 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1763 av->assoc_value = stcb->asoc.stream_scheduling_module;
1764 SCTP_TCB_UNLOCK(stcb);
1766 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1767 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1768 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
1769 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
1770 SCTP_INP_RLOCK(inp);
1771 av->assoc_value = inp->sctp_ep.sctp_default_ss_module;
1772 SCTP_INP_RUNLOCK(inp);
1774 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1779 *optsize = sizeof(struct sctp_assoc_value);
1785 struct sctp_stream_value *av;
1787 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, *optsize);
1788 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1790 if ((av->stream_id >= stcb->asoc.streamoutcnt) ||
1791 (stcb->asoc.ss_functions.sctp_ss_get_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
1792 &av->stream_value) < 0)) {
1793 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1796 *optsize = sizeof(struct sctp_stream_value);
1798 SCTP_TCB_UNLOCK(stcb);
1801 * Can't get stream value without
1804 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1809 case SCTP_GET_ADDR_LEN:
1811 struct sctp_assoc_value *av;
1813 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1816 if (av->assoc_value == AF_INET) {
1817 av->assoc_value = sizeof(struct sockaddr_in);
1822 if (av->assoc_value == AF_INET6) {
1823 av->assoc_value = sizeof(struct sockaddr_in6);
1828 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1830 *optsize = sizeof(struct sctp_assoc_value);
1834 case SCTP_GET_ASSOC_NUMBER:
1836 uint32_t *value, cnt;
1838 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1839 SCTP_INP_RLOCK(inp);
1840 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1841 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
1842 /* Can't do this for a 1-1 socket */
1844 SCTP_INP_RUNLOCK(inp);
1848 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1851 SCTP_INP_RUNLOCK(inp);
1853 *optsize = sizeof(uint32_t);
1856 case SCTP_GET_ASSOC_ID_LIST:
1858 struct sctp_assoc_ids *ids;
1862 SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize);
1863 SCTP_INP_RLOCK(inp);
1864 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1865 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
1866 /* Can't do this for a 1-1 socket */
1868 SCTP_INP_RUNLOCK(inp);
1872 limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t);
1873 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1875 ids->gaids_assoc_id[at++] = sctp_get_associd(stcb);
1878 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1883 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1887 SCTP_INP_RUNLOCK(inp);
1889 ids->gaids_number_of_ids = at;
1890 *optsize = ((at * sizeof(sctp_assoc_t)) + sizeof(uint32_t));
1896 struct sctp_assoc_value *av;
1898 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1899 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1902 av->assoc_value = stcb->asoc.context;
1903 SCTP_TCB_UNLOCK(stcb);
1905 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1906 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1907 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
1908 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
1909 SCTP_INP_RLOCK(inp);
1910 av->assoc_value = inp->sctp_context;
1911 SCTP_INP_RUNLOCK(inp);
1913 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1918 *optsize = sizeof(struct sctp_assoc_value);
1924 uint32_t *default_vrfid;
1926 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, *optsize);
1927 *default_vrfid = inp->def_vrf_id;
1928 *optsize = sizeof(uint32_t);
1931 case SCTP_GET_ASOC_VRF:
1933 struct sctp_assoc_value *id;
1935 SCTP_CHECK_AND_CAST(id, optval, struct sctp_assoc_value, *optsize);
1936 SCTP_FIND_STCB(inp, stcb, id->assoc_id);
1939 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1941 id->assoc_value = stcb->asoc.vrf_id;
1942 SCTP_TCB_UNLOCK(stcb);
1943 *optsize = sizeof(struct sctp_assoc_value);
1947 case SCTP_GET_VRF_IDS:
1949 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
1953 case SCTP_GET_NONCE_VALUES:
1955 struct sctp_get_nonce_values *gnv;
1957 SCTP_CHECK_AND_CAST(gnv, optval, struct sctp_get_nonce_values, *optsize);
1958 SCTP_FIND_STCB(inp, stcb, gnv->gn_assoc_id);
1961 gnv->gn_peers_tag = stcb->asoc.peer_vtag;
1962 gnv->gn_local_tag = stcb->asoc.my_vtag;
1963 SCTP_TCB_UNLOCK(stcb);
1964 *optsize = sizeof(struct sctp_get_nonce_values);
1966 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
1971 case SCTP_DELAYED_SACK:
1973 struct sctp_sack_info *sack;
1975 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, *optsize);
1976 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
1978 sack->sack_delay = stcb->asoc.delayed_ack;
1979 sack->sack_freq = stcb->asoc.sack_freq;
1980 SCTP_TCB_UNLOCK(stcb);
1982 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1983 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1984 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
1985 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC))) {
1986 SCTP_INP_RLOCK(inp);
1987 sack->sack_delay = sctp_ticks_to_msecs(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV]);
1988 sack->sack_freq = inp->sctp_ep.sctp_sack_freq;
1989 SCTP_INP_RUNLOCK(inp);
1991 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1996 *optsize = sizeof(struct sctp_sack_info);
2000 case SCTP_GET_SNDBUF_USE:
2002 struct sctp_sockstat *ss;
2004 SCTP_CHECK_AND_CAST(ss, optval, struct sctp_sockstat, *optsize);
2005 SCTP_FIND_STCB(inp, stcb, ss->ss_assoc_id);
2008 ss->ss_total_sndbuf = stcb->asoc.total_output_queue_size;
2009 ss->ss_total_recv_buf = (stcb->asoc.size_on_reasm_queue +
2010 stcb->asoc.size_on_all_streams);
2011 SCTP_TCB_UNLOCK(stcb);
2012 *optsize = sizeof(struct sctp_sockstat);
2014 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2019 case SCTP_MAX_BURST:
2021 struct sctp_assoc_value *av;
2023 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2024 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2027 av->assoc_value = stcb->asoc.max_burst;
2028 SCTP_TCB_UNLOCK(stcb);
2030 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2031 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2032 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2033 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
2034 SCTP_INP_RLOCK(inp);
2035 av->assoc_value = inp->sctp_ep.max_burst;
2036 SCTP_INP_RUNLOCK(inp);
2038 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2043 *optsize = sizeof(struct sctp_assoc_value);
2049 struct sctp_assoc_value *av;
2052 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2053 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2056 av->assoc_value = sctp_get_frag_point(stcb, &stcb->asoc);
2057 SCTP_TCB_UNLOCK(stcb);
2059 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2060 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2061 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2062 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
2063 SCTP_INP_RLOCK(inp);
2064 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
2065 ovh = SCTP_MED_OVERHEAD;
2067 ovh = SCTP_MED_V4_OVERHEAD;
2069 if (inp->sctp_frag_point >= SCTP_DEFAULT_MAXSEGMENT)
2070 av->assoc_value = 0;
2072 av->assoc_value = inp->sctp_frag_point - ovh;
2073 SCTP_INP_RUNLOCK(inp);
2075 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2080 *optsize = sizeof(struct sctp_assoc_value);
2084 case SCTP_GET_STAT_LOG:
2085 error = sctp_fill_stat_log(optval, optsize);
2089 struct sctp_event_subscribe *events;
2091 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, *optsize);
2092 memset(events, 0, sizeof(struct sctp_event_subscribe));
2093 SCTP_INP_RLOCK(inp);
2094 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT))
2095 events->sctp_data_io_event = 1;
2097 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT))
2098 events->sctp_association_event = 1;
2100 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT))
2101 events->sctp_address_event = 1;
2103 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT))
2104 events->sctp_send_failure_event = 1;
2106 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR))
2107 events->sctp_peer_error_event = 1;
2109 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT))
2110 events->sctp_shutdown_event = 1;
2112 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT))
2113 events->sctp_partial_delivery_event = 1;
2115 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT))
2116 events->sctp_adaptation_layer_event = 1;
2118 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT))
2119 events->sctp_authentication_event = 1;
2121 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT))
2122 events->sctp_sender_dry_event = 1;
2124 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT))
2125 events->sctp_stream_reset_event = 1;
2126 SCTP_INP_RUNLOCK(inp);
2127 *optsize = sizeof(struct sctp_event_subscribe);
2130 case SCTP_ADAPTATION_LAYER:
2134 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2136 SCTP_INP_RLOCK(inp);
2137 *value = inp->sctp_ep.adaptation_layer_indicator;
2138 SCTP_INP_RUNLOCK(inp);
2139 *optsize = sizeof(uint32_t);
2142 case SCTP_SET_INITIAL_DBG_SEQ:
2146 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2147 SCTP_INP_RLOCK(inp);
2148 *value = inp->sctp_ep.initial_sequence_debug;
2149 SCTP_INP_RUNLOCK(inp);
2150 *optsize = sizeof(uint32_t);
2153 case SCTP_GET_LOCAL_ADDR_SIZE:
2157 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2158 SCTP_INP_RLOCK(inp);
2159 *value = sctp_count_max_addresses(inp);
2160 SCTP_INP_RUNLOCK(inp);
2161 *optsize = sizeof(uint32_t);
2164 case SCTP_GET_REMOTE_ADDR_SIZE:
2168 struct sctp_nets *net;
2170 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2171 /* FIXME MT: change to sctp_assoc_value? */
2172 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t)*value);
2176 /* Count the sizes */
2177 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2178 switch (net->ro._l_addr.sa.sa_family) {
2182 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2183 size += sizeof(struct sockaddr_in6);
2185 size += sizeof(struct sockaddr_in);
2188 size += sizeof(struct sockaddr_in);
2194 size += sizeof(struct sockaddr_in6);
2201 SCTP_TCB_UNLOCK(stcb);
2202 *value = (uint32_t)size;
2203 *optsize = sizeof(uint32_t);
2205 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2210 case SCTP_GET_PEER_ADDRESSES:
2212 * Get the address information, an array is passed in to
2213 * fill up we pack it.
2217 struct sockaddr *addr;
2218 struct sctp_nets *net;
2219 struct sctp_getaddresses *saddr;
2221 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2222 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2225 left = *optsize - offsetof(struct sctp_getaddresses, addr);
2226 *optsize = offsetof(struct sctp_getaddresses, addr);
2227 addr = &saddr->addr[0].sa;
2229 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2230 switch (net->ro._l_addr.sa.sa_family) {
2234 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2235 cpsz = sizeof(struct sockaddr_in6);
2237 cpsz = sizeof(struct sockaddr_in);
2240 cpsz = sizeof(struct sockaddr_in);
2246 cpsz = sizeof(struct sockaddr_in6);
2257 /* not enough room. */
2260 #if defined(INET) && defined(INET6)
2261 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) &&
2262 (net->ro._l_addr.sa.sa_family == AF_INET)) {
2263 /* Must map the address */
2264 in6_sin_2_v4mapsin6(&net->ro._l_addr.sin,
2265 (struct sockaddr_in6 *)addr);
2267 memcpy(addr, &net->ro._l_addr, cpsz);
2270 memcpy(addr, &net->ro._l_addr, cpsz);
2272 ((struct sockaddr_in *)addr)->sin_port = stcb->rport;
2274 addr = (struct sockaddr *)((caddr_t)addr + cpsz);
2278 SCTP_TCB_UNLOCK(stcb);
2280 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2285 case SCTP_GET_LOCAL_ADDRESSES:
2287 size_t limit, actual;
2288 struct sctp_getaddresses *saddr;
2290 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2291 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2293 limit = *optsize - offsetof(struct sctp_getaddresses, addr);
2294 actual = sctp_fill_up_addresses(inp, stcb, limit, &saddr->addr[0].sa);
2296 SCTP_TCB_UNLOCK(stcb);
2298 *optsize = offsetof(struct sctp_getaddresses, addr) + actual;
2301 case SCTP_PEER_ADDR_PARAMS:
2303 struct sctp_paddrparams *paddrp;
2304 struct sctp_nets *net;
2305 struct sockaddr *addr;
2306 #if defined(INET) && defined(INET6)
2307 struct sockaddr_in sin_store;
2310 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize);
2311 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
2313 #if defined(INET) && defined(INET6)
2314 if (paddrp->spp_address.ss_family == AF_INET6) {
2315 struct sockaddr_in6 *sin6;
2317 sin6 = (struct sockaddr_in6 *)&paddrp->spp_address;
2318 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
2319 in6_sin6_2_sin(&sin_store, sin6);
2320 addr = (struct sockaddr *)&sin_store;
2322 addr = (struct sockaddr *)&paddrp->spp_address;
2325 addr = (struct sockaddr *)&paddrp->spp_address;
2328 addr = (struct sockaddr *)&paddrp->spp_address;
2331 net = sctp_findnet(stcb, addr);
2334 * We increment here since
2335 * sctp_findassociation_ep_addr() wil do a
2336 * decrement if it finds the stcb as long as
2337 * the locked tcb (last argument) is NOT a
2341 SCTP_INP_INCR_REF(inp);
2342 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
2344 SCTP_INP_DECR_REF(inp);
2347 if ((stcb != NULL) && (net == NULL)) {
2349 if (addr->sa_family == AF_INET) {
2350 struct sockaddr_in *sin;
2352 sin = (struct sockaddr_in *)addr;
2353 if (sin->sin_addr.s_addr != INADDR_ANY) {
2355 SCTP_TCB_UNLOCK(stcb);
2356 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2362 if (addr->sa_family == AF_INET6) {
2363 struct sockaddr_in6 *sin6;
2365 sin6 = (struct sockaddr_in6 *)addr;
2366 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
2368 SCTP_TCB_UNLOCK(stcb);
2369 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2375 error = EAFNOSUPPORT;
2376 SCTP_TCB_UNLOCK(stcb);
2377 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2383 /* Applies to the specific association */
2384 paddrp->spp_flags = 0;
2386 paddrp->spp_hbinterval = net->heart_beat_delay;
2387 paddrp->spp_pathmaxrxt = net->failure_threshold;
2388 paddrp->spp_pathmtu = net->mtu;
2389 switch (net->ro._l_addr.sa.sa_family) {
2392 paddrp->spp_pathmtu -= SCTP_MIN_V4_OVERHEAD;
2397 paddrp->spp_pathmtu -= SCTP_MIN_OVERHEAD;
2403 /* get flags for HB */
2404 if (net->dest_state & SCTP_ADDR_NOHB) {
2405 paddrp->spp_flags |= SPP_HB_DISABLE;
2407 paddrp->spp_flags |= SPP_HB_ENABLE;
2409 /* get flags for PMTU */
2410 if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
2411 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2413 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2415 if (net->dscp & 0x01) {
2416 paddrp->spp_dscp = net->dscp & 0xfc;
2417 paddrp->spp_flags |= SPP_DSCP;
2420 if ((net->ro._l_addr.sa.sa_family == AF_INET6) &&
2421 (net->flowlabel & 0x80000000)) {
2422 paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff;
2423 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2428 * No destination so return default
2431 paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure;
2432 paddrp->spp_pathmtu = stcb->asoc.default_mtu;
2433 if (stcb->asoc.default_dscp & 0x01) {
2434 paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc;
2435 paddrp->spp_flags |= SPP_DSCP;
2438 if (stcb->asoc.default_flowlabel & 0x80000000) {
2439 paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff;
2440 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2443 /* default settings should be these */
2444 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2445 paddrp->spp_flags |= SPP_HB_DISABLE;
2447 paddrp->spp_flags |= SPP_HB_ENABLE;
2449 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2450 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2452 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2454 paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay;
2456 paddrp->spp_assoc_id = sctp_get_associd(stcb);
2457 SCTP_TCB_UNLOCK(stcb);
2459 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2460 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2461 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2462 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC))) {
2463 /* Use endpoint defaults */
2464 SCTP_INP_RLOCK(inp);
2465 paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure;
2466 paddrp->spp_hbinterval = sctp_ticks_to_msecs(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]);
2467 paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC;
2468 /* get inp's default */
2469 if (inp->sctp_ep.default_dscp & 0x01) {
2470 paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc;
2471 paddrp->spp_flags |= SPP_DSCP;
2474 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
2475 (inp->sctp_ep.default_flowlabel & 0x80000000)) {
2476 paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff;
2477 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2480 paddrp->spp_pathmtu = inp->sctp_ep.default_mtu;
2482 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2483 paddrp->spp_flags |= SPP_HB_ENABLE;
2485 paddrp->spp_flags |= SPP_HB_DISABLE;
2487 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2488 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2490 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2492 SCTP_INP_RUNLOCK(inp);
2494 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2499 *optsize = sizeof(struct sctp_paddrparams);
2503 case SCTP_GET_PEER_ADDR_INFO:
2505 struct sctp_paddrinfo *paddri;
2506 struct sctp_nets *net;
2507 struct sockaddr *addr;
2508 #if defined(INET) && defined(INET6)
2509 struct sockaddr_in sin_store;
2512 SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize);
2513 SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id);
2515 #if defined(INET) && defined(INET6)
2516 if (paddri->spinfo_address.ss_family == AF_INET6) {
2517 struct sockaddr_in6 *sin6;
2519 sin6 = (struct sockaddr_in6 *)&paddri->spinfo_address;
2520 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
2521 in6_sin6_2_sin(&sin_store, sin6);
2522 addr = (struct sockaddr *)&sin_store;
2524 addr = (struct sockaddr *)&paddri->spinfo_address;
2527 addr = (struct sockaddr *)&paddri->spinfo_address;
2530 addr = (struct sockaddr *)&paddri->spinfo_address;
2533 net = sctp_findnet(stcb, addr);
2536 * We increment here since
2537 * sctp_findassociation_ep_addr() wil do a
2538 * decrement if it finds the stcb as long as
2539 * the locked tcb (last argument) is NOT a
2543 SCTP_INP_INCR_REF(inp);
2544 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
2546 SCTP_INP_DECR_REF(inp);
2550 if ((stcb != NULL) && (net != NULL)) {
2551 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2552 /* It's unconfirmed */
2553 paddri->spinfo_state = SCTP_UNCONFIRMED;
2554 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2556 paddri->spinfo_state = SCTP_ACTIVE;
2559 paddri->spinfo_state = SCTP_INACTIVE;
2561 paddri->spinfo_cwnd = net->cwnd;
2562 paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2563 paddri->spinfo_rto = net->RTO;
2564 paddri->spinfo_assoc_id = sctp_get_associd(stcb);
2565 paddri->spinfo_mtu = net->mtu;
2566 switch (addr->sa_family) {
2569 paddri->spinfo_mtu -= SCTP_MIN_V4_OVERHEAD;
2574 paddri->spinfo_mtu -= SCTP_MIN_OVERHEAD;
2580 SCTP_TCB_UNLOCK(stcb);
2581 *optsize = sizeof(struct sctp_paddrinfo);
2584 SCTP_TCB_UNLOCK(stcb);
2586 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2591 case SCTP_PCB_STATUS:
2593 struct sctp_pcbinfo *spcb;
2595 SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize);
2596 sctp_fill_pcbinfo(spcb);
2597 *optsize = sizeof(struct sctp_pcbinfo);
2602 struct sctp_nets *net;
2603 struct sctp_status *sstat;
2605 SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize);
2606 SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id);
2609 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2613 sstat->sstat_state = sctp_map_assoc_state(stcb->asoc.state);
2614 sstat->sstat_assoc_id = sctp_get_associd(stcb);
2615 sstat->sstat_rwnd = stcb->asoc.peers_rwnd;
2616 sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt;
2618 * We can't include chunks that have been passed to
2619 * the socket layer. Only things in queue.
2621 sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue +
2622 stcb->asoc.cnt_on_all_streams);
2623 sstat->sstat_instrms = stcb->asoc.streamincnt;
2624 sstat->sstat_outstrms = stcb->asoc.streamoutcnt;
2625 sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc);
2626 net = stcb->asoc.primary_destination;
2628 memcpy(&sstat->sstat_primary.spinfo_address,
2630 ((struct sockaddr *)(&net->ro._l_addr))->sa_len);
2631 ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport;
2633 * Again the user can get info from
2634 * sctp_constants.h for what the state of
2637 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2638 /* It's unconfirmed */
2639 sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED;
2640 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2642 sstat->sstat_primary.spinfo_state = SCTP_ACTIVE;
2645 sstat->sstat_primary.spinfo_state = SCTP_INACTIVE;
2647 sstat->sstat_primary.spinfo_cwnd = net->cwnd;
2648 sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2649 sstat->sstat_primary.spinfo_rto = net->RTO;
2650 sstat->sstat_primary.spinfo_mtu = net->mtu;
2651 switch (stcb->asoc.primary_destination->ro._l_addr.sa.sa_family) {
2654 sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_V4_OVERHEAD;
2659 sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_OVERHEAD;
2666 memset(&sstat->sstat_primary, 0, sizeof(struct sctp_paddrinfo));
2668 sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb);
2669 SCTP_TCB_UNLOCK(stcb);
2670 *optsize = sizeof(struct sctp_status);
2675 struct sctp_rtoinfo *srto;
2677 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize);
2678 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
2681 srto->srto_initial = stcb->asoc.initial_rto;
2682 srto->srto_max = stcb->asoc.maxrto;
2683 srto->srto_min = stcb->asoc.minrto;
2684 SCTP_TCB_UNLOCK(stcb);
2686 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2687 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2688 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2689 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC))) {
2690 SCTP_INP_RLOCK(inp);
2691 srto->srto_initial = inp->sctp_ep.initial_rto;
2692 srto->srto_max = inp->sctp_ep.sctp_maxrto;
2693 srto->srto_min = inp->sctp_ep.sctp_minrto;
2694 SCTP_INP_RUNLOCK(inp);
2696 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2701 *optsize = sizeof(struct sctp_rtoinfo);
2707 struct sctp_timeouts *stimo;
2709 SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize);
2710 SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id);
2713 stimo->stimo_init = stcb->asoc.timoinit;
2714 stimo->stimo_data = stcb->asoc.timodata;
2715 stimo->stimo_sack = stcb->asoc.timosack;
2716 stimo->stimo_shutdown = stcb->asoc.timoshutdown;
2717 stimo->stimo_heartbeat = stcb->asoc.timoheartbeat;
2718 stimo->stimo_cookie = stcb->asoc.timocookie;
2719 stimo->stimo_shutdownack = stcb->asoc.timoshutdownack;
2720 SCTP_TCB_UNLOCK(stcb);
2721 *optsize = sizeof(struct sctp_timeouts);
2723 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2728 case SCTP_ASSOCINFO:
2730 struct sctp_assocparams *sasoc;
2732 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize);
2733 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
2736 sasoc->sasoc_cookie_life = sctp_ticks_to_msecs(stcb->asoc.cookie_life);
2737 sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times;
2738 sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets;
2739 sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd;
2740 sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd;
2741 SCTP_TCB_UNLOCK(stcb);
2743 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2744 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2745 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2746 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC))) {
2747 SCTP_INP_RLOCK(inp);
2748 sasoc->sasoc_cookie_life = sctp_ticks_to_msecs(inp->sctp_ep.def_cookie_life);
2749 sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times;
2750 sasoc->sasoc_number_peer_destinations = 0;
2751 sasoc->sasoc_peer_rwnd = 0;
2752 sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv);
2753 SCTP_INP_RUNLOCK(inp);
2755 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2760 *optsize = sizeof(struct sctp_assocparams);
2764 case SCTP_DEFAULT_SEND_PARAM:
2766 struct sctp_sndrcvinfo *s_info;
2768 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize);
2769 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
2772 memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send));
2773 SCTP_TCB_UNLOCK(stcb);
2775 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2776 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2777 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2778 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC))) {
2779 SCTP_INP_RLOCK(inp);
2780 memcpy(s_info, &inp->def_send, sizeof(inp->def_send));
2781 SCTP_INP_RUNLOCK(inp);
2783 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2788 *optsize = sizeof(struct sctp_sndrcvinfo);
2794 struct sctp_initmsg *sinit;
2796 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize);
2797 SCTP_INP_RLOCK(inp);
2798 sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count;
2799 sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome;
2800 sinit->sinit_max_attempts = inp->sctp_ep.max_init_times;
2801 sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max;
2802 SCTP_INP_RUNLOCK(inp);
2803 *optsize = sizeof(struct sctp_initmsg);
2806 case SCTP_PRIMARY_ADDR:
2807 /* we allow a "get" operation on this */
2809 struct sctp_setprim *ssp;
2811 SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize);
2812 SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id);
2815 union sctp_sockstore *addr;
2817 addr = &stcb->asoc.primary_destination->ro._l_addr;
2818 switch (addr->sa.sa_family) {
2822 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2823 in6_sin_2_v4mapsin6(&addr->sin,
2824 (struct sockaddr_in6 *)&ssp->ssp_addr);
2826 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2829 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2835 memcpy(&ssp->ssp_addr, &addr->sin6, sizeof(struct sockaddr_in6));
2841 SCTP_TCB_UNLOCK(stcb);
2842 *optsize = sizeof(struct sctp_setprim);
2844 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2849 case SCTP_HMAC_IDENT:
2851 struct sctp_hmacalgo *shmac;
2852 sctp_hmaclist_t *hmaclist;
2856 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize);
2858 SCTP_INP_RLOCK(inp);
2859 hmaclist = inp->sctp_ep.local_hmacs;
2860 if (hmaclist == NULL) {
2861 /* no HMACs to return */
2862 *optsize = sizeof(*shmac);
2863 SCTP_INP_RUNLOCK(inp);
2866 /* is there room for all of the hmac ids? */
2867 size = sizeof(*shmac) + (hmaclist->num_algo *
2868 sizeof(shmac->shmac_idents[0]));
2869 if ((size_t)(*optsize) < size) {
2870 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2872 SCTP_INP_RUNLOCK(inp);
2875 /* copy in the list */
2876 shmac->shmac_number_of_idents = hmaclist->num_algo;
2877 for (i = 0; i < hmaclist->num_algo; i++) {
2878 shmac->shmac_idents[i] = hmaclist->hmac[i];
2880 SCTP_INP_RUNLOCK(inp);
2884 case SCTP_AUTH_ACTIVE_KEY:
2886 struct sctp_authkeyid *scact;
2888 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize);
2889 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
2892 /* get the active key on the assoc */
2893 scact->scact_keynumber = stcb->asoc.authinfo.active_keyid;
2894 SCTP_TCB_UNLOCK(stcb);
2896 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2897 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2898 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2899 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC))) {
2900 /* get the endpoint active key */
2901 SCTP_INP_RLOCK(inp);
2902 scact->scact_keynumber = inp->sctp_ep.default_keyid;
2903 SCTP_INP_RUNLOCK(inp);
2905 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2910 *optsize = sizeof(struct sctp_authkeyid);
2914 case SCTP_LOCAL_AUTH_CHUNKS:
2916 struct sctp_authchunks *sac;
2917 sctp_auth_chklist_t *chklist = NULL;
2920 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2921 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2924 /* get off the assoc */
2925 chklist = stcb->asoc.local_auth_chunks;
2926 /* is there enough space? */
2927 size = sctp_auth_get_chklist_size(chklist);
2928 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2930 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2932 /* copy in the chunks */
2933 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2934 sac->gauth_number_of_chunks = (uint32_t)size;
2935 *optsize = sizeof(struct sctp_authchunks) + size;
2937 SCTP_TCB_UNLOCK(stcb);
2939 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2940 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2941 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
2942 (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC))) {
2943 /* get off the endpoint */
2944 SCTP_INP_RLOCK(inp);
2945 chklist = inp->sctp_ep.local_auth_chunks;
2946 /* is there enough space? */
2947 size = sctp_auth_get_chklist_size(chklist);
2948 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2950 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2952 /* copy in the chunks */
2953 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2954 sac->gauth_number_of_chunks = (uint32_t)size;
2955 *optsize = sizeof(struct sctp_authchunks) + size;
2957 SCTP_INP_RUNLOCK(inp);
2959 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2965 case SCTP_PEER_AUTH_CHUNKS:
2967 struct sctp_authchunks *sac;
2968 sctp_auth_chklist_t *chklist = NULL;
2971 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2972 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2975 /* get off the assoc */
2976 chklist = stcb->asoc.peer_auth_chunks;
2977 /* is there enough space? */
2978 size = sctp_auth_get_chklist_size(chklist);
2979 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2981 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2983 /* copy in the chunks */
2984 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2985 sac->gauth_number_of_chunks = (uint32_t)size;
2986 *optsize = sizeof(struct sctp_authchunks) + size;
2988 SCTP_TCB_UNLOCK(stcb);
2990 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2997 struct sctp_event *event;
2998 uint32_t event_type;
3000 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize);
3001 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
3003 switch (event->se_type) {
3004 case SCTP_ASSOC_CHANGE:
3005 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
3007 case SCTP_PEER_ADDR_CHANGE:
3008 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
3010 case SCTP_REMOTE_ERROR:
3011 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
3013 case SCTP_SEND_FAILED:
3014 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
3016 case SCTP_SHUTDOWN_EVENT:
3017 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
3019 case SCTP_ADAPTATION_INDICATION:
3020 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
3022 case SCTP_PARTIAL_DELIVERY_EVENT:
3023 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
3025 case SCTP_AUTHENTICATION_EVENT:
3026 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
3028 case SCTP_STREAM_RESET_EVENT:
3029 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
3031 case SCTP_SENDER_DRY_EVENT:
3032 event_type = SCTP_PCB_FLAGS_DRYEVNT;
3034 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
3036 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
3039 case SCTP_ASSOC_RESET_EVENT:
3040 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
3042 case SCTP_STREAM_CHANGE_EVENT:
3043 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
3045 case SCTP_SEND_FAILED_EVENT:
3046 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
3050 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3054 if (event_type > 0) {
3056 event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type);
3058 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3059 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3060 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3061 (event->se_assoc_id == SCTP_FUTURE_ASSOC))) {
3062 SCTP_INP_RLOCK(inp);
3063 event->se_on = sctp_is_feature_on(inp, event_type);
3064 SCTP_INP_RUNLOCK(inp);
3066 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3072 SCTP_TCB_UNLOCK(stcb);
3075 *optsize = sizeof(struct sctp_event);
3079 case SCTP_RECVRCVINFO:
3083 if (*optsize < sizeof(int)) {
3084 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3087 SCTP_INP_RLOCK(inp);
3088 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
3089 SCTP_INP_RUNLOCK(inp);
3092 /* return the option value */
3093 *(int *)optval = onoff;
3094 *optsize = sizeof(int);
3098 case SCTP_RECVNXTINFO:
3102 if (*optsize < sizeof(int)) {
3103 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3106 SCTP_INP_RLOCK(inp);
3107 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
3108 SCTP_INP_RUNLOCK(inp);
3111 /* return the option value */
3112 *(int *)optval = onoff;
3113 *optsize = sizeof(int);
3117 case SCTP_DEFAULT_SNDINFO:
3119 struct sctp_sndinfo *info;
3121 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize);
3122 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
3125 info->snd_sid = stcb->asoc.def_send.sinfo_stream;
3126 info->snd_flags = stcb->asoc.def_send.sinfo_flags;
3127 info->snd_flags &= 0xfff0;
3128 info->snd_ppid = stcb->asoc.def_send.sinfo_ppid;
3129 info->snd_context = stcb->asoc.def_send.sinfo_context;
3130 SCTP_TCB_UNLOCK(stcb);
3132 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3133 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3134 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3135 (info->snd_assoc_id == SCTP_FUTURE_ASSOC))) {
3136 SCTP_INP_RLOCK(inp);
3137 info->snd_sid = inp->def_send.sinfo_stream;
3138 info->snd_flags = inp->def_send.sinfo_flags;
3139 info->snd_flags &= 0xfff0;
3140 info->snd_ppid = inp->def_send.sinfo_ppid;
3141 info->snd_context = inp->def_send.sinfo_context;
3142 SCTP_INP_RUNLOCK(inp);
3144 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3149 *optsize = sizeof(struct sctp_sndinfo);
3153 case SCTP_DEFAULT_PRINFO:
3155 struct sctp_default_prinfo *info;
3157 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize);
3158 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
3161 info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
3162 info->pr_value = stcb->asoc.def_send.sinfo_timetolive;
3163 SCTP_TCB_UNLOCK(stcb);
3165 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3166 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3167 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3168 (info->pr_assoc_id == SCTP_FUTURE_ASSOC))) {
3169 SCTP_INP_RLOCK(inp);
3170 info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
3171 info->pr_value = inp->def_send.sinfo_timetolive;
3172 SCTP_INP_RUNLOCK(inp);
3174 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3179 *optsize = sizeof(struct sctp_default_prinfo);
3183 case SCTP_PEER_ADDR_THLDS:
3185 struct sctp_paddrthlds *thlds;
3186 struct sctp_nets *net;
3187 struct sockaddr *addr;
3188 #if defined(INET) && defined(INET6)
3189 struct sockaddr_in sin_store;
3192 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize);
3193 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
3195 #if defined(INET) && defined(INET6)
3196 if (thlds->spt_address.ss_family == AF_INET6) {
3197 struct sockaddr_in6 *sin6;
3199 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
3200 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3201 in6_sin6_2_sin(&sin_store, sin6);
3202 addr = (struct sockaddr *)&sin_store;
3204 addr = (struct sockaddr *)&thlds->spt_address;
3207 addr = (struct sockaddr *)&thlds->spt_address;
3210 addr = (struct sockaddr *)&thlds->spt_address;
3213 net = sctp_findnet(stcb, addr);
3216 * We increment here since
3217 * sctp_findassociation_ep_addr() wil do a
3218 * decrement if it finds the stcb as long as
3219 * the locked tcb (last argument) is NOT a
3223 SCTP_INP_INCR_REF(inp);
3224 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3226 SCTP_INP_DECR_REF(inp);
3229 if ((stcb != NULL) && (net == NULL)) {
3231 if (addr->sa_family == AF_INET) {
3232 struct sockaddr_in *sin;
3234 sin = (struct sockaddr_in *)addr;
3235 if (sin->sin_addr.s_addr != INADDR_ANY) {
3237 SCTP_TCB_UNLOCK(stcb);
3238 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3244 if (addr->sa_family == AF_INET6) {
3245 struct sockaddr_in6 *sin6;
3247 sin6 = (struct sockaddr_in6 *)addr;
3248 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3250 SCTP_TCB_UNLOCK(stcb);
3251 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3257 error = EAFNOSUPPORT;
3258 SCTP_TCB_UNLOCK(stcb);
3259 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3266 thlds->spt_pathmaxrxt = net->failure_threshold;
3267 thlds->spt_pathpfthld = net->pf_threshold;
3268 thlds->spt_pathcpthld = 0xffff;
3270 thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure;
3271 thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold;
3272 thlds->spt_pathcpthld = 0xffff;
3274 thlds->spt_assoc_id = sctp_get_associd(stcb);
3275 SCTP_TCB_UNLOCK(stcb);
3277 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3278 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3279 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3280 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC))) {
3281 /* Use endpoint defaults */
3282 SCTP_INP_RLOCK(inp);
3283 thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure;
3284 thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold;
3285 thlds->spt_pathcpthld = 0xffff;
3286 SCTP_INP_RUNLOCK(inp);
3288 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3293 *optsize = sizeof(struct sctp_paddrthlds);
3297 case SCTP_REMOTE_UDP_ENCAPS_PORT:
3299 struct sctp_udpencaps *encaps;
3300 struct sctp_nets *net;
3301 struct sockaddr *addr;
3302 #if defined(INET) && defined(INET6)
3303 struct sockaddr_in sin_store;
3306 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize);
3307 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
3309 #if defined(INET) && defined(INET6)
3310 if (encaps->sue_address.ss_family == AF_INET6) {
3311 struct sockaddr_in6 *sin6;
3313 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
3314 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3315 in6_sin6_2_sin(&sin_store, sin6);
3316 addr = (struct sockaddr *)&sin_store;
3318 addr = (struct sockaddr *)&encaps->sue_address;
3321 addr = (struct sockaddr *)&encaps->sue_address;
3324 addr = (struct sockaddr *)&encaps->sue_address;
3327 net = sctp_findnet(stcb, addr);
3330 * We increment here since
3331 * sctp_findassociation_ep_addr() wil do a
3332 * decrement if it finds the stcb as long as
3333 * the locked tcb (last argument) is NOT a
3337 SCTP_INP_INCR_REF(inp);
3338 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3340 SCTP_INP_DECR_REF(inp);
3343 if ((stcb != NULL) && (net == NULL)) {
3345 if (addr->sa_family == AF_INET) {
3346 struct sockaddr_in *sin;
3348 sin = (struct sockaddr_in *)addr;
3349 if (sin->sin_addr.s_addr != INADDR_ANY) {
3351 SCTP_TCB_UNLOCK(stcb);
3352 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3358 if (addr->sa_family == AF_INET6) {
3359 struct sockaddr_in6 *sin6;
3361 sin6 = (struct sockaddr_in6 *)addr;
3362 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3364 SCTP_TCB_UNLOCK(stcb);
3365 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3371 error = EAFNOSUPPORT;
3372 SCTP_TCB_UNLOCK(stcb);
3373 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3380 encaps->sue_port = net->port;
3382 encaps->sue_port = stcb->asoc.port;
3384 SCTP_TCB_UNLOCK(stcb);
3386 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3387 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3388 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3389 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC))) {
3390 SCTP_INP_RLOCK(inp);
3391 encaps->sue_port = inp->sctp_ep.port;
3392 SCTP_INP_RUNLOCK(inp);
3394 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3399 *optsize = sizeof(struct sctp_udpencaps);
3403 case SCTP_ECN_SUPPORTED:
3405 struct sctp_assoc_value *av;
3407 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3408 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3411 av->assoc_value = stcb->asoc.ecn_supported;
3412 SCTP_TCB_UNLOCK(stcb);
3414 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3415 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3416 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3417 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3418 SCTP_INP_RLOCK(inp);
3419 av->assoc_value = inp->ecn_supported;
3420 SCTP_INP_RUNLOCK(inp);
3422 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3427 *optsize = sizeof(struct sctp_assoc_value);
3431 case SCTP_PR_SUPPORTED:
3433 struct sctp_assoc_value *av;
3435 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3436 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3439 av->assoc_value = stcb->asoc.prsctp_supported;
3440 SCTP_TCB_UNLOCK(stcb);
3442 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3443 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3444 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3445 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3446 SCTP_INP_RLOCK(inp);
3447 av->assoc_value = inp->prsctp_supported;
3448 SCTP_INP_RUNLOCK(inp);
3450 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3455 *optsize = sizeof(struct sctp_assoc_value);
3459 case SCTP_AUTH_SUPPORTED:
3461 struct sctp_assoc_value *av;
3463 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3464 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3467 av->assoc_value = stcb->asoc.auth_supported;
3468 SCTP_TCB_UNLOCK(stcb);
3470 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3471 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3472 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3473 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3474 SCTP_INP_RLOCK(inp);
3475 av->assoc_value = inp->auth_supported;
3476 SCTP_INP_RUNLOCK(inp);
3478 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3483 *optsize = sizeof(struct sctp_assoc_value);
3487 case SCTP_ASCONF_SUPPORTED:
3489 struct sctp_assoc_value *av;
3491 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3492 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3495 av->assoc_value = stcb->asoc.asconf_supported;
3496 SCTP_TCB_UNLOCK(stcb);
3498 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3499 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3500 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3501 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3502 SCTP_INP_RLOCK(inp);
3503 av->assoc_value = inp->asconf_supported;
3504 SCTP_INP_RUNLOCK(inp);
3506 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3511 *optsize = sizeof(struct sctp_assoc_value);
3515 case SCTP_RECONFIG_SUPPORTED:
3517 struct sctp_assoc_value *av;
3519 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3520 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3523 av->assoc_value = stcb->asoc.reconfig_supported;
3524 SCTP_TCB_UNLOCK(stcb);
3526 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3527 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3528 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3529 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3530 SCTP_INP_RLOCK(inp);
3531 av->assoc_value = inp->reconfig_supported;
3532 SCTP_INP_RUNLOCK(inp);
3534 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3539 *optsize = sizeof(struct sctp_assoc_value);
3543 case SCTP_NRSACK_SUPPORTED:
3545 struct sctp_assoc_value *av;
3547 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3548 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3551 av->assoc_value = stcb->asoc.nrsack_supported;
3552 SCTP_TCB_UNLOCK(stcb);
3554 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3555 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3556 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3557 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3558 SCTP_INP_RLOCK(inp);
3559 av->assoc_value = inp->nrsack_supported;
3560 SCTP_INP_RUNLOCK(inp);
3562 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3567 *optsize = sizeof(struct sctp_assoc_value);
3571 case SCTP_PKTDROP_SUPPORTED:
3573 struct sctp_assoc_value *av;
3575 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3576 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3579 av->assoc_value = stcb->asoc.pktdrop_supported;
3580 SCTP_TCB_UNLOCK(stcb);
3582 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3583 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3584 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3585 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3586 SCTP_INP_RLOCK(inp);
3587 av->assoc_value = inp->pktdrop_supported;
3588 SCTP_INP_RUNLOCK(inp);
3590 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3595 *optsize = sizeof(struct sctp_assoc_value);
3599 case SCTP_ENABLE_STREAM_RESET:
3601 struct sctp_assoc_value *av;
3603 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3604 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3607 av->assoc_value = (uint32_t)stcb->asoc.local_strreset_support;
3608 SCTP_TCB_UNLOCK(stcb);
3610 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3611 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3612 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3613 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3614 SCTP_INP_RLOCK(inp);
3615 av->assoc_value = (uint32_t)inp->local_strreset_support;
3616 SCTP_INP_RUNLOCK(inp);
3618 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3623 *optsize = sizeof(struct sctp_assoc_value);
3627 case SCTP_PR_STREAM_STATUS:
3629 struct sctp_prstatus *sprstat;
3633 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3634 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3636 sid = sprstat->sprstat_sid;
3637 policy = sprstat->sprstat_policy;
3638 #if defined(SCTP_DETAILED_STR_STATS)
3639 if ((stcb != NULL) &&
3640 (sid < stcb->asoc.streamoutcnt) &&
3641 (policy != SCTP_PR_SCTP_NONE) &&
3642 ((policy <= SCTP_PR_SCTP_MAX) ||
3643 (policy == SCTP_PR_SCTP_ALL))) {
3644 if (policy == SCTP_PR_SCTP_ALL) {
3645 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3646 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3648 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[policy];
3649 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[policy];
3652 if ((stcb != NULL) &&
3653 (sid < stcb->asoc.streamoutcnt) &&
3654 (policy == SCTP_PR_SCTP_ALL)) {
3655 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3656 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3659 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3663 SCTP_TCB_UNLOCK(stcb);
3666 *optsize = sizeof(struct sctp_prstatus);
3670 case SCTP_PR_ASSOC_STATUS:
3672 struct sctp_prstatus *sprstat;
3675 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3676 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3678 policy = sprstat->sprstat_policy;
3679 if ((stcb != NULL) &&
3680 (policy != SCTP_PR_SCTP_NONE) &&
3681 ((policy <= SCTP_PR_SCTP_MAX) ||
3682 (policy == SCTP_PR_SCTP_ALL))) {
3683 if (policy == SCTP_PR_SCTP_ALL) {
3684 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[0];
3685 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[0];
3687 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[policy];
3688 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[policy];
3691 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3695 SCTP_TCB_UNLOCK(stcb);
3698 *optsize = sizeof(struct sctp_prstatus);
3704 struct sctp_assoc_value *av;
3706 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3707 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3710 av->assoc_value = stcb->asoc.max_cwnd;
3711 SCTP_TCB_UNLOCK(stcb);
3713 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3714 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3715 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3716 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3717 SCTP_INP_RLOCK(inp);
3718 av->assoc_value = inp->max_cwnd;
3719 SCTP_INP_RUNLOCK(inp);
3721 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3726 *optsize = sizeof(struct sctp_assoc_value);
3731 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3732 error = ENOPROTOOPT;
3734 } /* end switch (sopt->sopt_name) */
3742 sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
3747 struct sctp_tcb *stcb = NULL;
3748 struct sctp_inpcb *inp = NULL;
3751 if (optval == NULL) {
3752 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3755 inp = (struct sctp_inpcb *)so->so_pcb;
3757 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3760 vrf_id = inp->def_vrf_id;
3765 case SCTP_AUTOCLOSE:
3766 case SCTP_AUTO_ASCONF:
3767 case SCTP_EXPLICIT_EOR:
3768 case SCTP_DISABLE_FRAGMENTS:
3769 case SCTP_USE_EXT_RCVINFO:
3770 case SCTP_I_WANT_MAPPED_V4_ADDR:
3771 /* copy in the option value */
3772 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3777 case SCTP_DISABLE_FRAGMENTS:
3778 set_opt = SCTP_PCB_FLAGS_NO_FRAGMENT;
3780 case SCTP_AUTO_ASCONF:
3782 * NOTE: we don't really support this flag
3784 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
3785 /* only valid for bound all sockets */
3786 if ((SCTP_BASE_SYSCTL(sctp_auto_asconf) == 0) &&
3788 /* forbidden by admin */
3789 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EPERM);
3792 set_opt = SCTP_PCB_FLAGS_AUTO_ASCONF;
3794 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3798 case SCTP_EXPLICIT_EOR:
3799 set_opt = SCTP_PCB_FLAGS_EXPLICIT_EOR;
3801 case SCTP_USE_EXT_RCVINFO:
3802 set_opt = SCTP_PCB_FLAGS_EXT_RCVINFO;
3804 case SCTP_I_WANT_MAPPED_V4_ADDR:
3805 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
3806 set_opt = SCTP_PCB_FLAGS_NEEDS_MAPPED_V4;
3808 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3813 set_opt = SCTP_PCB_FLAGS_NODELAY;
3815 case SCTP_AUTOCLOSE:
3816 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3817 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
3818 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3821 set_opt = SCTP_PCB_FLAGS_AUTOCLOSE;
3823 * The value is in ticks. Note this does not effect
3824 * old associations, only new ones.
3826 inp->sctp_ep.auto_close_time = sctp_secs_to_ticks(*mopt);
3829 SCTP_INP_WLOCK(inp);
3831 sctp_feature_on(inp, set_opt);
3833 sctp_feature_off(inp, set_opt);
3835 SCTP_INP_WUNLOCK(inp);
3837 case SCTP_REUSE_PORT:
3839 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3840 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 0) {
3841 /* Can't set it after we are bound */
3845 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
3846 /* Can't do this for a 1-m socket */
3851 sctp_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
3853 sctp_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE);
3856 case SCTP_PARTIAL_DELIVERY_POINT:
3860 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
3861 if (*value > SCTP_SB_LIMIT_RCV(so)) {
3862 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3866 inp->partial_delivery_point = *value;
3869 case SCTP_FRAGMENT_INTERLEAVE:
3870 /* not yet until we re-write sctp_recvmsg() */
3874 SCTP_CHECK_AND_CAST(level, optval, uint32_t, optsize);
3875 if (*level == SCTP_FRAG_LEVEL_2) {
3876 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3877 sctp_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3878 } else if (*level == SCTP_FRAG_LEVEL_1) {
3879 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3880 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3881 } else if (*level == SCTP_FRAG_LEVEL_0) {
3882 sctp_feature_off(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3883 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3886 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3891 case SCTP_INTERLEAVING_SUPPORTED:
3893 struct sctp_assoc_value *av;
3895 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3896 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3899 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3901 SCTP_TCB_UNLOCK(stcb);
3903 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3904 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3905 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3906 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
3907 SCTP_INP_WLOCK(inp);
3908 if (av->assoc_value == 0) {
3909 inp->idata_supported = 0;
3911 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) &&
3912 (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS))) {
3913 inp->idata_supported = 1;
3921 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3925 SCTP_INP_WUNLOCK(inp);
3927 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3933 case SCTP_CMT_ON_OFF:
3934 if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) {
3935 struct sctp_assoc_value *av;
3937 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3938 if (av->assoc_value > SCTP_CMT_MAX) {
3939 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3943 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3945 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3946 SCTP_TCB_UNLOCK(stcb);
3948 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3949 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3950 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3951 ((av->assoc_id == SCTP_FUTURE_ASSOC) ||
3952 (av->assoc_id == SCTP_ALL_ASSOC)))) {
3953 SCTP_INP_WLOCK(inp);
3954 inp->sctp_cmt_on_off = av->assoc_value;
3955 SCTP_INP_WUNLOCK(inp);
3957 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
3958 ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3959 (av->assoc_id == SCTP_ALL_ASSOC))) {
3960 SCTP_INP_RLOCK(inp);
3961 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3962 SCTP_TCB_LOCK(stcb);
3963 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3964 SCTP_TCB_UNLOCK(stcb);
3966 SCTP_INP_RUNLOCK(inp);
3970 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3971 error = ENOPROTOOPT;
3974 case SCTP_PLUGGABLE_CC:
3976 struct sctp_assoc_value *av;
3977 struct sctp_nets *net;
3979 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3980 if ((av->assoc_value != SCTP_CC_RFC2581) &&
3981 (av->assoc_value != SCTP_CC_HSTCP) &&
3982 (av->assoc_value != SCTP_CC_HTCP) &&
3983 (av->assoc_value != SCTP_CC_RTCC)) {
3984 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3988 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3990 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3991 stcb->asoc.congestion_control_module = av->assoc_value;
3992 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3993 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3994 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
3997 SCTP_TCB_UNLOCK(stcb);
3999 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4000 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4001 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4002 ((av->assoc_id == SCTP_FUTURE_ASSOC) ||
4003 (av->assoc_id == SCTP_ALL_ASSOC)))) {
4004 SCTP_INP_WLOCK(inp);
4005 inp->sctp_ep.sctp_default_cc_module = av->assoc_value;
4006 SCTP_INP_WUNLOCK(inp);
4008 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4009 ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4010 (av->assoc_id == SCTP_ALL_ASSOC))) {
4011 SCTP_INP_RLOCK(inp);
4012 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4013 SCTP_TCB_LOCK(stcb);
4014 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
4015 stcb->asoc.congestion_control_module = av->assoc_value;
4016 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
4017 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4018 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
4021 SCTP_TCB_UNLOCK(stcb);
4023 SCTP_INP_RUNLOCK(inp);
4028 case SCTP_CC_OPTION:
4030 struct sctp_cc_option *cc_opt;
4032 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize);
4033 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
4035 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4036 (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC)) {
4037 SCTP_INP_RLOCK(inp);
4038 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4039 SCTP_TCB_LOCK(stcb);
4040 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) {
4041 (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt);
4043 SCTP_TCB_UNLOCK(stcb);
4045 SCTP_INP_RUNLOCK(inp);
4050 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
4053 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1,
4056 SCTP_TCB_UNLOCK(stcb);
4060 case SCTP_PLUGGABLE_SS:
4062 struct sctp_assoc_value *av;
4064 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4065 if ((av->assoc_value != SCTP_SS_DEFAULT) &&
4066 (av->assoc_value != SCTP_SS_ROUND_ROBIN) &&
4067 (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) &&
4068 (av->assoc_value != SCTP_SS_PRIORITY) &&
4069 (av->assoc_value != SCTP_SS_FAIR_BANDWITH) &&
4070 (av->assoc_value != SCTP_SS_FIRST_COME)) {
4071 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4075 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4077 SCTP_TCB_SEND_LOCK(stcb);
4078 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4079 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4080 stcb->asoc.stream_scheduling_module = av->assoc_value;
4081 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4082 SCTP_TCB_SEND_UNLOCK(stcb);
4083 SCTP_TCB_UNLOCK(stcb);
4085 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4086 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4087 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4088 ((av->assoc_id == SCTP_FUTURE_ASSOC) ||
4089 (av->assoc_id == SCTP_ALL_ASSOC)))) {
4090 SCTP_INP_WLOCK(inp);
4091 inp->sctp_ep.sctp_default_ss_module = av->assoc_value;
4092 SCTP_INP_WUNLOCK(inp);
4094 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4095 ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4096 (av->assoc_id == SCTP_ALL_ASSOC))) {
4097 SCTP_INP_RLOCK(inp);
4098 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4099 SCTP_TCB_LOCK(stcb);
4100 SCTP_TCB_SEND_LOCK(stcb);
4101 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4102 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4103 stcb->asoc.stream_scheduling_module = av->assoc_value;
4104 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4105 SCTP_TCB_SEND_UNLOCK(stcb);
4106 SCTP_TCB_UNLOCK(stcb);
4108 SCTP_INP_RUNLOCK(inp);
4115 struct sctp_stream_value *av;
4117 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize);
4118 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4120 if ((av->stream_id >= stcb->asoc.streamoutcnt) ||
4121 (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
4122 av->stream_value) < 0)) {
4123 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4126 SCTP_TCB_UNLOCK(stcb);
4128 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4129 (av->assoc_id == SCTP_CURRENT_ASSOC)) {
4130 SCTP_INP_RLOCK(inp);
4131 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4132 SCTP_TCB_LOCK(stcb);
4133 if (av->stream_id < stcb->asoc.streamoutcnt) {
4134 stcb->asoc.ss_functions.sctp_ss_set_value(stcb,
4136 &stcb->asoc.strmout[av->stream_id],
4139 SCTP_TCB_UNLOCK(stcb);
4141 SCTP_INP_RUNLOCK(inp);
4144 * Can't set stream value without
4147 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4153 case SCTP_CLR_STAT_LOG:
4154 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4159 struct sctp_assoc_value *av;
4161 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4162 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4165 stcb->asoc.context = av->assoc_value;
4166 SCTP_TCB_UNLOCK(stcb);
4168 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4169 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4170 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4171 ((av->assoc_id == SCTP_FUTURE_ASSOC) ||
4172 (av->assoc_id == SCTP_ALL_ASSOC)))) {
4173 SCTP_INP_WLOCK(inp);
4174 inp->sctp_context = av->assoc_value;
4175 SCTP_INP_WUNLOCK(inp);
4177 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4178 ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4179 (av->assoc_id == SCTP_ALL_ASSOC))) {
4180 SCTP_INP_RLOCK(inp);
4181 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4182 SCTP_TCB_LOCK(stcb);
4183 stcb->asoc.context = av->assoc_value;
4184 SCTP_TCB_UNLOCK(stcb);
4186 SCTP_INP_RUNLOCK(inp);
4193 uint32_t *default_vrfid;
4195 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize);
4196 if (*default_vrfid > SCTP_MAX_VRF_ID) {
4197 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4201 inp->def_vrf_id = *default_vrfid;
4204 case SCTP_DEL_VRF_ID:
4206 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4210 case SCTP_ADD_VRF_ID:
4212 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4216 case SCTP_DELAYED_SACK:
4218 struct sctp_sack_info *sack;
4220 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize);
4221 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
4222 if (sack->sack_delay) {
4223 if (sack->sack_delay > SCTP_MAX_SACK_DELAY) {
4226 SCTP_TCB_UNLOCK(stcb);
4232 if (sack->sack_delay) {
4233 stcb->asoc.delayed_ack = sack->sack_delay;
4235 if (sack->sack_freq) {
4236 stcb->asoc.sack_freq = sack->sack_freq;
4238 SCTP_TCB_UNLOCK(stcb);
4240 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4241 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4242 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4243 ((sack->sack_assoc_id == SCTP_FUTURE_ASSOC) ||
4244 (sack->sack_assoc_id == SCTP_ALL_ASSOC)))) {
4245 SCTP_INP_WLOCK(inp);
4246 if (sack->sack_delay) {
4247 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = sctp_msecs_to_ticks(sack->sack_delay);
4249 if (sack->sack_freq) {
4250 inp->sctp_ep.sctp_sack_freq = sack->sack_freq;
4252 SCTP_INP_WUNLOCK(inp);
4254 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4255 ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) ||
4256 (sack->sack_assoc_id == SCTP_ALL_ASSOC))) {
4257 SCTP_INP_RLOCK(inp);
4258 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4259 SCTP_TCB_LOCK(stcb);
4260 if (sack->sack_delay) {
4261 stcb->asoc.delayed_ack = sack->sack_delay;
4263 if (sack->sack_freq) {
4264 stcb->asoc.sack_freq = sack->sack_freq;
4266 SCTP_TCB_UNLOCK(stcb);
4268 SCTP_INP_RUNLOCK(inp);
4273 case SCTP_AUTH_CHUNK:
4275 struct sctp_authchunk *sauth;
4277 SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize);
4279 SCTP_INP_WLOCK(inp);
4280 if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) {
4281 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4284 inp->auth_supported = 1;
4286 SCTP_INP_WUNLOCK(inp);
4291 struct sctp_authkey *sca;
4292 struct sctp_keyhead *shared_keys;
4293 sctp_sharedkey_t *shared_key;
4294 sctp_key_t *key = NULL;
4297 SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize);
4298 if (sca->sca_keylength == 0) {
4299 size = optsize - sizeof(struct sctp_authkey);
4301 if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) {
4302 size = sca->sca_keylength;
4304 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4309 SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id);
4312 shared_keys = &stcb->asoc.shared_keys;
4313 /* clear the cached keys for this key id */
4314 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4316 * create the new shared key and
4320 key = sctp_set_key(sca->sca_key, (uint32_t)size);
4322 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4324 SCTP_TCB_UNLOCK(stcb);
4328 shared_key = sctp_alloc_sharedkey();
4329 if (shared_key == NULL) {
4331 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4333 SCTP_TCB_UNLOCK(stcb);
4336 shared_key->key = key;
4337 shared_key->keyid = sca->sca_keynumber;
4338 error = sctp_insert_sharedkey(shared_keys, shared_key);
4339 SCTP_TCB_UNLOCK(stcb);
4341 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4342 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4343 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4344 ((sca->sca_assoc_id == SCTP_FUTURE_ASSOC) ||
4345 (sca->sca_assoc_id == SCTP_ALL_ASSOC)))) {
4346 SCTP_INP_WLOCK(inp);
4347 shared_keys = &inp->sctp_ep.shared_keys;
4349 * clear the cached keys on all
4350 * assocs for this key id
4352 sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber);
4354 * create the new shared key and
4358 key = sctp_set_key(sca->sca_key, (uint32_t)size);
4360 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4362 SCTP_INP_WUNLOCK(inp);
4366 shared_key = sctp_alloc_sharedkey();
4367 if (shared_key == NULL) {
4369 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4371 SCTP_INP_WUNLOCK(inp);
4374 shared_key->key = key;
4375 shared_key->keyid = sca->sca_keynumber;
4376 error = sctp_insert_sharedkey(shared_keys, shared_key);
4377 SCTP_INP_WUNLOCK(inp);
4379 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4380 ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) ||
4381 (sca->sca_assoc_id == SCTP_ALL_ASSOC))) {
4382 SCTP_INP_RLOCK(inp);
4383 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4384 SCTP_TCB_LOCK(stcb);
4385 shared_keys = &stcb->asoc.shared_keys;
4387 * clear the cached keys for
4390 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4392 * create the new shared key
4393 * and insert/replace it
4396 key = sctp_set_key(sca->sca_key, (uint32_t)size);
4398 SCTP_TCB_UNLOCK(stcb);
4402 shared_key = sctp_alloc_sharedkey();
4403 if (shared_key == NULL) {
4405 SCTP_TCB_UNLOCK(stcb);
4408 shared_key->key = key;
4409 shared_key->keyid = sca->sca_keynumber;
4410 error = sctp_insert_sharedkey(shared_keys, shared_key);
4411 SCTP_TCB_UNLOCK(stcb);
4413 SCTP_INP_RUNLOCK(inp);
4418 case SCTP_HMAC_IDENT:
4420 struct sctp_hmacalgo *shmac;
4421 sctp_hmaclist_t *hmaclist;
4425 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize);
4426 if ((optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) ||
4427 (shmac->shmac_number_of_idents > 0xffff)) {
4428 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4433 hmaclist = sctp_alloc_hmaclist((uint16_t)shmac->shmac_number_of_idents);
4434 if (hmaclist == NULL) {
4435 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4439 for (i = 0; i < shmac->shmac_number_of_idents; i++) {
4440 hmacid = shmac->shmac_idents[i];
4441 if (sctp_auth_add_hmacid(hmaclist, hmacid)) {
4442 /* invalid HMACs were found */ ;
4443 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4445 sctp_free_hmaclist(hmaclist);
4446 goto sctp_set_hmac_done;
4449 for (i = 0; i < hmaclist->num_algo; i++) {
4450 if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) {
4451 /* already in list */
4455 if (i == hmaclist->num_algo) {
4456 /* not found in list */
4457 sctp_free_hmaclist(hmaclist);
4458 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4462 /* set it on the endpoint */
4463 SCTP_INP_WLOCK(inp);
4464 if (inp->sctp_ep.local_hmacs)
4465 sctp_free_hmaclist(inp->sctp_ep.local_hmacs);
4466 inp->sctp_ep.local_hmacs = hmaclist;
4467 SCTP_INP_WUNLOCK(inp);
4471 case SCTP_AUTH_ACTIVE_KEY:
4473 struct sctp_authkeyid *scact;
4475 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, optsize);
4476 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
4478 /* set the active key on the right place */
4480 /* set the active key on the assoc */
4481 if (sctp_auth_setactivekey(stcb,
4482 scact->scact_keynumber)) {
4483 SCTP_LTRACE_ERR_RET(inp, NULL, NULL,
4484 SCTP_FROM_SCTP_USRREQ,
4488 SCTP_TCB_UNLOCK(stcb);
4490 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4491 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4492 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4493 ((scact->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4494 (scact->scact_assoc_id == SCTP_ALL_ASSOC)))) {
4495 SCTP_INP_WLOCK(inp);
4496 if (sctp_auth_setactivekey_ep(inp, scact->scact_keynumber)) {
4497 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4500 SCTP_INP_WUNLOCK(inp);
4502 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4503 ((scact->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4504 (scact->scact_assoc_id == SCTP_ALL_ASSOC))) {
4505 SCTP_INP_RLOCK(inp);
4506 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4507 SCTP_TCB_LOCK(stcb);
4508 sctp_auth_setactivekey(stcb, scact->scact_keynumber);
4509 SCTP_TCB_UNLOCK(stcb);
4511 SCTP_INP_RUNLOCK(inp);
4516 case SCTP_AUTH_DELETE_KEY:
4518 struct sctp_authkeyid *scdel;
4520 SCTP_CHECK_AND_CAST(scdel, optval, struct sctp_authkeyid, optsize);
4521 SCTP_FIND_STCB(inp, stcb, scdel->scact_assoc_id);
4523 /* delete the key from the right place */
4525 if (sctp_delete_sharedkey(stcb, scdel->scact_keynumber)) {
4526 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4529 SCTP_TCB_UNLOCK(stcb);
4531 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4532 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4533 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4534 ((scdel->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4535 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)))) {
4536 SCTP_INP_WLOCK(inp);
4537 if (sctp_delete_sharedkey_ep(inp, scdel->scact_keynumber)) {
4538 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4541 SCTP_INP_WUNLOCK(inp);
4543 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4544 ((scdel->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4545 (scdel->scact_assoc_id == SCTP_ALL_ASSOC))) {
4546 SCTP_INP_RLOCK(inp);
4547 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4548 SCTP_TCB_LOCK(stcb);
4549 sctp_delete_sharedkey(stcb, scdel->scact_keynumber);
4550 SCTP_TCB_UNLOCK(stcb);
4552 SCTP_INP_RUNLOCK(inp);
4557 case SCTP_AUTH_DEACTIVATE_KEY:
4559 struct sctp_authkeyid *keyid;
4561 SCTP_CHECK_AND_CAST(keyid, optval, struct sctp_authkeyid, optsize);
4562 SCTP_FIND_STCB(inp, stcb, keyid->scact_assoc_id);
4564 /* deactivate the key from the right place */
4566 if (sctp_deact_sharedkey(stcb, keyid->scact_keynumber)) {
4567 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4570 SCTP_TCB_UNLOCK(stcb);
4572 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4573 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4574 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4575 ((keyid->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4576 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)))) {
4577 SCTP_INP_WLOCK(inp);
4578 if (sctp_deact_sharedkey_ep(inp, keyid->scact_keynumber)) {
4579 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4582 SCTP_INP_WUNLOCK(inp);
4584 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4585 ((keyid->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4586 (keyid->scact_assoc_id == SCTP_ALL_ASSOC))) {
4587 SCTP_INP_RLOCK(inp);
4588 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4589 SCTP_TCB_LOCK(stcb);
4590 sctp_deact_sharedkey(stcb, keyid->scact_keynumber);
4591 SCTP_TCB_UNLOCK(stcb);
4593 SCTP_INP_RUNLOCK(inp);
4598 case SCTP_ENABLE_STREAM_RESET:
4600 struct sctp_assoc_value *av;
4602 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4603 if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) {
4604 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4608 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4610 stcb->asoc.local_strreset_support = (uint8_t)av->assoc_value;
4611 SCTP_TCB_UNLOCK(stcb);
4613 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4614 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4615 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4616 ((av->assoc_id == SCTP_FUTURE_ASSOC) ||
4617 (av->assoc_id == SCTP_ALL_ASSOC)))) {
4618 SCTP_INP_WLOCK(inp);
4619 inp->local_strreset_support = (uint8_t)av->assoc_value;
4620 SCTP_INP_WUNLOCK(inp);
4622 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4623 ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4624 (av->assoc_id == SCTP_ALL_ASSOC))) {
4625 SCTP_INP_RLOCK(inp);
4626 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4627 SCTP_TCB_LOCK(stcb);
4628 stcb->asoc.local_strreset_support = (uint8_t)av->assoc_value;
4629 SCTP_TCB_UNLOCK(stcb);
4631 SCTP_INP_RUNLOCK(inp);
4636 case SCTP_RESET_STREAMS:
4638 struct sctp_reset_streams *strrst;
4639 int i, send_out = 0;
4642 SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize);
4643 SCTP_FIND_STCB(inp, stcb, strrst->srs_assoc_id);
4645 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4649 if (stcb->asoc.reconfig_supported == 0) {
4651 * Peer does not support the chunk type.
4653 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4655 SCTP_TCB_UNLOCK(stcb);
4658 if (SCTP_GET_STATE(stcb) != SCTP_STATE_OPEN) {
4659 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4661 SCTP_TCB_UNLOCK(stcb);
4664 if (sizeof(struct sctp_reset_streams) +
4665 strrst->srs_number_streams * sizeof(uint16_t) > optsize) {
4667 SCTP_TCB_UNLOCK(stcb);
4670 if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) {
4672 if (stcb->asoc.stream_reset_outstanding) {
4673 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4675 SCTP_TCB_UNLOCK(stcb);
4679 if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) {
4682 if ((strrst->srs_number_streams > SCTP_MAX_STREAMS_AT_ONCE_RESET) && send_in) {
4683 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4685 SCTP_TCB_UNLOCK(stcb);
4688 if ((send_in == 0) && (send_out == 0)) {
4689 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4691 SCTP_TCB_UNLOCK(stcb);
4694 for (i = 0; i < strrst->srs_number_streams; i++) {
4696 (strrst->srs_stream_list[i] >= stcb->asoc.streamincnt)) {
4697 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4702 (strrst->srs_stream_list[i] >= stcb->asoc.streamoutcnt)) {
4703 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4709 SCTP_TCB_UNLOCK(stcb);
4716 if (strrst->srs_number_streams) {
4717 for (i = 0, cnt = 0; i < strrst->srs_number_streams; i++) {
4718 strm = strrst->srs_stream_list[i];
4719 if (stcb->asoc.strmout[strm].state == SCTP_STREAM_OPEN) {
4720 stcb->asoc.strmout[strm].state = SCTP_STREAM_RESET_PENDING;
4726 for (i = 0, cnt = 0; i < stcb->asoc.streamoutcnt; i++) {
4727 if (stcb->asoc.strmout[i].state == SCTP_STREAM_OPEN) {
4728 stcb->asoc.strmout[i].state = SCTP_STREAM_RESET_PENDING;
4735 error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams,
4736 strrst->srs_stream_list,
4737 send_in, 0, 0, 0, 0, 0);
4739 error = sctp_send_stream_reset_out_if_possible(stcb, SCTP_SO_LOCKED);
4742 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4745 * For outgoing streams don't report any
4746 * problems in sending the request to the
4747 * application. XXX: Double check resetting
4752 SCTP_TCB_UNLOCK(stcb);
4755 case SCTP_ADD_STREAMS:
4757 struct sctp_add_streams *stradd;
4758 uint8_t addstream = 0;
4759 uint16_t add_o_strmcnt = 0;
4760 uint16_t add_i_strmcnt = 0;
4762 SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize);
4763 SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id);
4765 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4769 if (stcb->asoc.reconfig_supported == 0) {
4771 * Peer does not support the chunk type.
4773 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4775 SCTP_TCB_UNLOCK(stcb);
4778 if (SCTP_GET_STATE(stcb) != SCTP_STATE_OPEN) {
4779 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4781 SCTP_TCB_UNLOCK(stcb);
4784 if (stcb->asoc.stream_reset_outstanding) {
4785 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4787 SCTP_TCB_UNLOCK(stcb);
4790 if ((stradd->sas_outstrms == 0) &&
4791 (stradd->sas_instrms == 0)) {
4795 if (stradd->sas_outstrms) {
4797 /* We allocate here */
4798 add_o_strmcnt = stradd->sas_outstrms;
4799 if ((((int)add_o_strmcnt) + ((int)stcb->asoc.streamoutcnt)) > 0x0000ffff) {
4800 /* You can't have more than 64k */
4805 if (stradd->sas_instrms) {
4810 * We allocate inside
4811 * sctp_send_str_reset_req()
4813 add_i_strmcnt = stradd->sas_instrms;
4814 cnt = add_i_strmcnt;
4815 cnt += stcb->asoc.streamincnt;
4816 if (cnt > 0x0000ffff) {
4817 /* You can't have more than 64k */
4821 if (cnt > (int)stcb->asoc.max_inbound_streams) {
4822 /* More than you are allowed */
4827 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0);
4828 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4830 SCTP_TCB_UNLOCK(stcb);
4833 case SCTP_RESET_ASSOC:
4838 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
4839 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t)*value);
4841 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4845 if (stcb->asoc.reconfig_supported == 0) {
4847 * Peer does not support the chunk type.
4849 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4851 SCTP_TCB_UNLOCK(stcb);
4854 if (SCTP_GET_STATE(stcb) != SCTP_STATE_OPEN) {
4855 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4857 SCTP_TCB_UNLOCK(stcb);
4860 if (stcb->asoc.stream_reset_outstanding) {
4861 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4863 SCTP_TCB_UNLOCK(stcb);
4867 * Is there any data pending in the send or sent
4870 if (!TAILQ_EMPTY(&stcb->asoc.send_queue) ||
4871 !TAILQ_EMPTY(&stcb->asoc.sent_queue)) {
4874 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
4875 SCTP_TCB_UNLOCK(stcb);
4878 /* Do any streams have data queued? */
4879 for (i = 0; i < stcb->asoc.streamoutcnt; i++) {
4880 if (!TAILQ_EMPTY(&stcb->asoc.strmout[i].outqueue)) {
4884 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 1, 0, 0, 0, 0);
4885 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4886 SCTP_TCB_UNLOCK(stcb);
4889 case SCTP_CONNECT_X:
4890 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4891 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4895 error = sctp_do_connect_x(so, inp, optval, optsize, p, 0);
4897 case SCTP_CONNECT_X_DELAYED:
4898 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4899 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4903 error = sctp_do_connect_x(so, inp, optval, optsize, p, 1);
4905 case SCTP_CONNECT_X_COMPLETE:
4907 struct sockaddr *sa;
4909 /* FIXME MT: check correct? */
4910 SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize);
4913 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
4914 SCTP_INP_RLOCK(inp);
4915 stcb = LIST_FIRST(&inp->sctp_asoc_list);
4917 SCTP_TCB_LOCK(stcb);
4919 SCTP_INP_RUNLOCK(inp);
4922 * We increment here since
4923 * sctp_findassociation_ep_addr() wil do a
4924 * decrement if it finds the stcb as long as
4925 * the locked tcb (last argument) is NOT a
4928 SCTP_INP_INCR_REF(inp);
4929 stcb = sctp_findassociation_ep_addr(&inp, sa, NULL, NULL, NULL);
4931 SCTP_INP_DECR_REF(inp);
4936 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4940 if (stcb->asoc.delayed_connection == 1) {
4941 stcb->asoc.delayed_connection = 0;
4942 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
4943 sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb,
4944 stcb->asoc.primary_destination,
4945 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_8);
4946 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
4949 * already expired or did not use delayed
4952 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4955 SCTP_TCB_UNLOCK(stcb);
4958 case SCTP_MAX_BURST:
4960 struct sctp_assoc_value *av;
4962 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4963 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4966 stcb->asoc.max_burst = av->assoc_value;
4967 SCTP_TCB_UNLOCK(stcb);
4969 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4970 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4971 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4972 ((av->assoc_id == SCTP_FUTURE_ASSOC) ||
4973 (av->assoc_id == SCTP_ALL_ASSOC)))) {
4974 SCTP_INP_WLOCK(inp);
4975 inp->sctp_ep.max_burst = av->assoc_value;
4976 SCTP_INP_WUNLOCK(inp);
4978 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
4979 ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4980 (av->assoc_id == SCTP_ALL_ASSOC))) {
4981 SCTP_INP_RLOCK(inp);
4982 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4983 SCTP_TCB_LOCK(stcb);
4984 stcb->asoc.max_burst = av->assoc_value;
4985 SCTP_TCB_UNLOCK(stcb);
4987 SCTP_INP_RUNLOCK(inp);
4994 struct sctp_assoc_value *av;
4997 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4998 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
5000 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
5001 ovh = SCTP_MED_OVERHEAD;
5003 ovh = SCTP_MED_V4_OVERHEAD;
5006 if (av->assoc_value) {
5007 stcb->asoc.sctp_frag_point = (av->assoc_value + ovh);
5009 stcb->asoc.sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
5011 SCTP_TCB_UNLOCK(stcb);
5013 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5014 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5015 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
5016 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
5017 SCTP_INP_WLOCK(inp);
5019 * FIXME MT: I think this is not in
5020 * tune with the API ID
5022 if (av->assoc_value) {
5023 inp->sctp_frag_point = (av->assoc_value + ovh);
5025 inp->sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
5027 SCTP_INP_WUNLOCK(inp);
5029 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5037 struct sctp_event_subscribe *events;
5039 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, optsize);
5041 SCTP_INP_WLOCK(inp);
5042 if (events->sctp_data_io_event) {
5043 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
5045 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
5048 if (events->sctp_association_event) {
5049 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5051 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5054 if (events->sctp_address_event) {
5055 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
5057 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
5060 if (events->sctp_send_failure_event) {
5061 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5063 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5066 if (events->sctp_peer_error_event) {
5067 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR);
5069 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPEERERR);
5072 if (events->sctp_shutdown_event) {
5073 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5075 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5078 if (events->sctp_partial_delivery_event) {
5079 sctp_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
5081 sctp_feature_off(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
5084 if (events->sctp_adaptation_layer_event) {
5085 sctp_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5087 sctp_feature_off(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5090 if (events->sctp_authentication_event) {
5091 sctp_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT);
5093 sctp_feature_off(inp, SCTP_PCB_FLAGS_AUTHEVNT);
5096 if (events->sctp_sender_dry_event) {
5097 sctp_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT);
5099 sctp_feature_off(inp, SCTP_PCB_FLAGS_DRYEVNT);
5102 if (events->sctp_stream_reset_event) {
5103 sctp_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5105 sctp_feature_off(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5107 SCTP_INP_WUNLOCK(inp);
5109 SCTP_INP_RLOCK(inp);
5110 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5111 SCTP_TCB_LOCK(stcb);
5112 if (events->sctp_association_event) {
5113 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5115 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5117 if (events->sctp_address_event) {
5118 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
5120 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
5122 if (events->sctp_send_failure_event) {
5123 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5125 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5127 if (events->sctp_peer_error_event) {
5128 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
5130 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
5132 if (events->sctp_shutdown_event) {
5133 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5135 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5137 if (events->sctp_partial_delivery_event) {
5138 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
5140 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
5142 if (events->sctp_adaptation_layer_event) {
5143 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5145 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5147 if (events->sctp_authentication_event) {
5148 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
5150 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
5152 if (events->sctp_sender_dry_event) {
5153 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
5155 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
5157 if (events->sctp_stream_reset_event) {
5158 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5160 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5162 SCTP_TCB_UNLOCK(stcb);
5165 * Send up the sender dry event only for 1-to-1
5168 if (events->sctp_sender_dry_event) {
5169 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5170 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
5171 stcb = LIST_FIRST(&inp->sctp_asoc_list);
5173 SCTP_TCB_LOCK(stcb);
5174 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
5175 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
5176 (stcb->asoc.stream_queue_cnt == 0)) {
5177 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
5179 SCTP_TCB_UNLOCK(stcb);
5183 SCTP_INP_RUNLOCK(inp);
5186 case SCTP_ADAPTATION_LAYER:
5188 struct sctp_setadaptation *adap_bits;
5190 SCTP_CHECK_AND_CAST(adap_bits, optval, struct sctp_setadaptation, optsize);
5191 SCTP_INP_WLOCK(inp);
5192 inp->sctp_ep.adaptation_layer_indicator = adap_bits->ssb_adaptation_ind;
5193 inp->sctp_ep.adaptation_layer_indicator_provided = 1;
5194 SCTP_INP_WUNLOCK(inp);
5198 case SCTP_SET_INITIAL_DBG_SEQ:
5202 SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize);
5203 SCTP_INP_WLOCK(inp);
5204 inp->sctp_ep.initial_sequence_debug = *vvv;
5205 SCTP_INP_WUNLOCK(inp);
5209 case SCTP_DEFAULT_SEND_PARAM:
5211 struct sctp_sndrcvinfo *s_info;
5213 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize);
5214 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
5217 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5218 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5220 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5223 SCTP_TCB_UNLOCK(stcb);
5225 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5226 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5227 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
5228 ((s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) ||
5229 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)))) {
5230 SCTP_INP_WLOCK(inp);
5231 memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send)));
5232 SCTP_INP_WUNLOCK(inp);
5234 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
5235 ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) ||
5236 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC))) {
5237 SCTP_INP_RLOCK(inp);
5238 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5239 SCTP_TCB_LOCK(stcb);
5240 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5241 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5243 SCTP_TCB_UNLOCK(stcb);
5245 SCTP_INP_RUNLOCK(inp);
5250 case SCTP_PEER_ADDR_PARAMS:
5252 struct sctp_paddrparams *paddrp;
5253 struct sctp_nets *net;
5254 struct sockaddr *addr;
5255 #if defined(INET) && defined(INET6)
5256 struct sockaddr_in sin_store;
5259 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize);
5260 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
5262 #if defined(INET) && defined(INET6)
5263 if (paddrp->spp_address.ss_family == AF_INET6) {
5264 struct sockaddr_in6 *sin6;
5266 sin6 = (struct sockaddr_in6 *)&paddrp->spp_address;
5267 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5268 in6_sin6_2_sin(&sin_store, sin6);
5269 addr = (struct sockaddr *)&sin_store;
5271 addr = (struct sockaddr *)&paddrp->spp_address;
5274 addr = (struct sockaddr *)&paddrp->spp_address;
5277 addr = (struct sockaddr *)&paddrp->spp_address;
5280 net = sctp_findnet(stcb, addr);
5283 * We increment here since
5284 * sctp_findassociation_ep_addr() wil do a
5285 * decrement if it finds the stcb as long as
5286 * the locked tcb (last argument) is NOT a
5290 SCTP_INP_INCR_REF(inp);
5291 stcb = sctp_findassociation_ep_addr(&inp, addr,
5294 SCTP_INP_DECR_REF(inp);
5297 if ((stcb != NULL) && (net == NULL)) {
5299 if (addr->sa_family == AF_INET) {
5300 struct sockaddr_in *sin;
5302 sin = (struct sockaddr_in *)addr;
5303 if (sin->sin_addr.s_addr != INADDR_ANY) {
5304 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5305 SCTP_TCB_UNLOCK(stcb);
5312 if (addr->sa_family == AF_INET6) {
5313 struct sockaddr_in6 *sin6;
5315 sin6 = (struct sockaddr_in6 *)addr;
5316 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
5317 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5318 SCTP_TCB_UNLOCK(stcb);
5325 error = EAFNOSUPPORT;
5326 SCTP_TCB_UNLOCK(stcb);
5327 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5332 if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) {
5334 SCTP_TCB_UNLOCK(stcb);
5335 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5339 if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) {
5341 SCTP_TCB_UNLOCK(stcb);
5342 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5345 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) &&
5346 ((paddrp->spp_pathmtu < SCTP_SMALLEST_PMTU) ||
5347 (paddrp->spp_pathmtu > SCTP_LARGEST_PMTU))) {
5349 SCTP_TCB_UNLOCK(stcb);
5350 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5355 /************************TCB SPECIFIC SET ******************/
5357 /************************NET SPECIFIC SET ******************/
5358 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5359 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) &&
5360 !(net->dest_state & SCTP_ADDR_NOHB)) {
5361 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5362 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9);
5364 net->dest_state |= SCTP_ADDR_NOHB;
5366 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5367 if (paddrp->spp_hbinterval) {
5368 net->heart_beat_delay = paddrp->spp_hbinterval;
5369 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5370 net->heart_beat_delay = 0;
5372 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5373 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
5374 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5375 net->dest_state &= ~SCTP_ADDR_NOHB;
5377 if (paddrp->spp_flags & SPP_HB_DEMAND) {
5378 if (SCTP_GET_STATE(stcb) == SCTP_STATE_OPEN) {
5379 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5380 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED);
5381 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5384 if (paddrp->spp_flags & SPP_PMTUD_DISABLE) {
5385 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5386 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5387 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_11);
5389 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5390 net->mtu = paddrp->spp_pathmtu;
5391 switch (net->ro._l_addr.sa.sa_family) {
5394 net->mtu += SCTP_MIN_V4_OVERHEAD;
5399 net->mtu += SCTP_MIN_OVERHEAD;
5405 if (net->mtu < stcb->asoc.smallest_mtu) {
5406 sctp_pathmtu_adjustment(stcb, net->mtu);
5409 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5410 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5411 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5413 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5415 if (paddrp->spp_pathmaxrxt) {
5416 if (net->dest_state & SCTP_ADDR_PF) {
5417 if (net->error_count > paddrp->spp_pathmaxrxt) {
5418 net->dest_state &= ~SCTP_ADDR_PF;
5421 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5422 (net->error_count > net->pf_threshold)) {
5423 net->dest_state |= SCTP_ADDR_PF;
5424 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5425 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5426 stcb->sctp_ep, stcb, net,
5427 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_12);
5428 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5431 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5432 if (net->error_count > paddrp->spp_pathmaxrxt) {
5433 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5434 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5437 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5438 net->dest_state |= SCTP_ADDR_REACHABLE;
5439 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5442 net->failure_threshold = paddrp->spp_pathmaxrxt;
5444 if (paddrp->spp_flags & SPP_DSCP) {
5445 net->dscp = paddrp->spp_dscp & 0xfc;
5449 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5450 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5451 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5452 net->flowlabel |= 0x80000000;
5457 /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/
5458 if (paddrp->spp_pathmaxrxt != 0) {
5459 stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt;
5460 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5461 if (net->dest_state & SCTP_ADDR_PF) {
5462 if (net->error_count > paddrp->spp_pathmaxrxt) {
5463 net->dest_state &= ~SCTP_ADDR_PF;
5466 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5467 (net->error_count > net->pf_threshold)) {
5468 net->dest_state |= SCTP_ADDR_PF;
5469 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5470 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5471 stcb->sctp_ep, stcb, net,
5472 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_13);
5473 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5476 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5477 if (net->error_count > paddrp->spp_pathmaxrxt) {
5478 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5479 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5482 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5483 net->dest_state |= SCTP_ADDR_REACHABLE;
5484 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5487 net->failure_threshold = paddrp->spp_pathmaxrxt;
5491 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5492 if (paddrp->spp_hbinterval != 0) {
5493 stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval;
5494 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5495 stcb->asoc.heart_beat_delay = 0;
5497 /* Turn back on the timer */
5498 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5499 if (paddrp->spp_hbinterval != 0) {
5500 net->heart_beat_delay = paddrp->spp_hbinterval;
5501 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5502 net->heart_beat_delay = 0;
5504 if (net->dest_state & SCTP_ADDR_NOHB) {
5505 net->dest_state &= ~SCTP_ADDR_NOHB;
5507 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5508 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_14);
5509 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5511 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5513 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5514 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5515 if (!(net->dest_state & SCTP_ADDR_NOHB)) {
5516 net->dest_state |= SCTP_ADDR_NOHB;
5517 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
5518 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5520 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_15);
5524 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5526 if (paddrp->spp_flags & SPP_PMTUD_DISABLE) {
5527 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5528 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5529 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5530 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_16);
5532 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5533 net->mtu = paddrp->spp_pathmtu;
5534 switch (net->ro._l_addr.sa.sa_family) {
5537 net->mtu += SCTP_MIN_V4_OVERHEAD;
5542 net->mtu += SCTP_MIN_OVERHEAD;
5548 if (net->mtu < stcb->asoc.smallest_mtu) {
5549 sctp_pathmtu_adjustment(stcb, net->mtu);
5552 stcb->asoc.default_mtu = paddrp->spp_pathmtu;
5553 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5555 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5556 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5557 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5558 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5560 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5562 stcb->asoc.default_mtu = 0;
5563 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5565 if (paddrp->spp_flags & SPP_DSCP) {
5566 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5567 net->dscp = paddrp->spp_dscp & 0xfc;
5570 stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc;
5571 stcb->asoc.default_dscp |= 0x01;
5574 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5575 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5576 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5577 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5578 net->flowlabel |= 0x80000000;
5581 stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5582 stcb->asoc.default_flowlabel |= 0x80000000;
5586 SCTP_TCB_UNLOCK(stcb);
5588 /************************NO TCB, SET TO default stuff ******************/
5589 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5590 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5591 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
5592 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC))) {
5593 SCTP_INP_WLOCK(inp);
5595 * For the TOS/FLOWLABEL stuff you
5596 * set it with the options on the
5599 if (paddrp->spp_pathmaxrxt != 0) {
5600 inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt;
5603 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO)
5604 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5605 else if (paddrp->spp_hbinterval != 0) {
5606 if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL)
5607 paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL;
5608 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = sctp_msecs_to_ticks(paddrp->spp_hbinterval);
5611 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5612 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5613 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5614 } else if (paddrp->spp_hbinterval) {
5615 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = sctp_msecs_to_ticks(paddrp->spp_hbinterval);
5617 sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5618 } else if (paddrp->spp_flags & SPP_HB_DISABLE) {
5619 sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5621 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5622 inp->sctp_ep.default_mtu = 0;
5623 sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5624 } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) {
5625 inp->sctp_ep.default_mtu = paddrp->spp_pathmtu;
5626 sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5628 if (paddrp->spp_flags & SPP_DSCP) {
5629 inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc;
5630 inp->sctp_ep.default_dscp |= 0x01;
5633 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5634 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
5635 inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5636 inp->sctp_ep.default_flowlabel |= 0x80000000;
5640 SCTP_INP_WUNLOCK(inp);
5642 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5650 struct sctp_rtoinfo *srto;
5651 uint32_t new_init, new_min, new_max;
5653 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize);
5654 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
5657 if (srto->srto_initial)
5658 new_init = srto->srto_initial;
5660 new_init = stcb->asoc.initial_rto;
5662 new_max = srto->srto_max;
5664 new_max = stcb->asoc.maxrto;
5666 new_min = srto->srto_min;
5668 new_min = stcb->asoc.minrto;
5669 if ((new_min <= new_init) && (new_init <= new_max)) {
5670 stcb->asoc.initial_rto = new_init;
5671 stcb->asoc.maxrto = new_max;
5672 stcb->asoc.minrto = new_min;
5674 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5677 SCTP_TCB_UNLOCK(stcb);
5679 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5680 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5681 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
5682 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC))) {
5683 SCTP_INP_WLOCK(inp);
5684 if (srto->srto_initial)
5685 new_init = srto->srto_initial;
5687 new_init = inp->sctp_ep.initial_rto;
5689 new_max = srto->srto_max;
5691 new_max = inp->sctp_ep.sctp_maxrto;
5693 new_min = srto->srto_min;
5695 new_min = inp->sctp_ep.sctp_minrto;
5696 if ((new_min <= new_init) && (new_init <= new_max)) {
5697 inp->sctp_ep.initial_rto = new_init;
5698 inp->sctp_ep.sctp_maxrto = new_max;
5699 inp->sctp_ep.sctp_minrto = new_min;
5701 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5704 SCTP_INP_WUNLOCK(inp);
5706 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5712 case SCTP_ASSOCINFO:
5714 struct sctp_assocparams *sasoc;
5716 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize);
5717 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
5718 if (sasoc->sasoc_cookie_life) {
5719 /* boundary check the cookie life */
5720 if (sasoc->sasoc_cookie_life < 1000)
5721 sasoc->sasoc_cookie_life = 1000;
5722 if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) {
5723 sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE;
5727 if (sasoc->sasoc_asocmaxrxt)
5728 stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt;
5729 if (sasoc->sasoc_cookie_life) {
5730 stcb->asoc.cookie_life = sctp_msecs_to_ticks(sasoc->sasoc_cookie_life);
5732 SCTP_TCB_UNLOCK(stcb);
5734 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5735 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5736 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
5737 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC))) {
5738 SCTP_INP_WLOCK(inp);
5739 if (sasoc->sasoc_asocmaxrxt)
5740 inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt;
5741 if (sasoc->sasoc_cookie_life) {
5742 inp->sctp_ep.def_cookie_life = sctp_msecs_to_ticks(sasoc->sasoc_cookie_life);
5744 SCTP_INP_WUNLOCK(inp);
5746 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5754 struct sctp_initmsg *sinit;
5756 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize);
5757 SCTP_INP_WLOCK(inp);
5758 if (sinit->sinit_num_ostreams)
5759 inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams;
5761 if (sinit->sinit_max_instreams)
5762 inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams;
5764 if (sinit->sinit_max_attempts)
5765 inp->sctp_ep.max_init_times = sinit->sinit_max_attempts;
5767 if (sinit->sinit_max_init_timeo)
5768 inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo;
5769 SCTP_INP_WUNLOCK(inp);
5772 case SCTP_PRIMARY_ADDR:
5774 struct sctp_setprim *spa;
5775 struct sctp_nets *net;
5776 struct sockaddr *addr;
5777 #if defined(INET) && defined(INET6)
5778 struct sockaddr_in sin_store;
5781 SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize);
5782 SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id);
5784 #if defined(INET) && defined(INET6)
5785 if (spa->ssp_addr.ss_family == AF_INET6) {
5786 struct sockaddr_in6 *sin6;
5788 sin6 = (struct sockaddr_in6 *)&spa->ssp_addr;
5789 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5790 in6_sin6_2_sin(&sin_store, sin6);
5791 addr = (struct sockaddr *)&sin_store;
5793 addr = (struct sockaddr *)&spa->ssp_addr;
5796 addr = (struct sockaddr *)&spa->ssp_addr;
5799 addr = (struct sockaddr *)&spa->ssp_addr;
5802 net = sctp_findnet(stcb, addr);
5805 * We increment here since
5806 * sctp_findassociation_ep_addr() wil do a
5807 * decrement if it finds the stcb as long as
5808 * the locked tcb (last argument) is NOT a
5812 SCTP_INP_INCR_REF(inp);
5813 stcb = sctp_findassociation_ep_addr(&inp, addr,
5816 SCTP_INP_DECR_REF(inp);
5820 if ((stcb != NULL) && (net != NULL)) {
5821 if (net != stcb->asoc.primary_destination) {
5822 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
5823 /* Ok we need to set it */
5824 if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) {
5825 if ((stcb->asoc.alternate) &&
5826 (!(net->dest_state & SCTP_ADDR_PF)) &&
5827 (net->dest_state & SCTP_ADDR_REACHABLE)) {
5828 sctp_free_remote_addr(stcb->asoc.alternate);
5829 stcb->asoc.alternate = NULL;
5832 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5836 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5841 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5845 SCTP_TCB_UNLOCK(stcb);
5849 case SCTP_SET_DYNAMIC_PRIMARY:
5851 union sctp_sockstore *ss;
5853 error = priv_check(curthread,
5854 PRIV_NETINET_RESERVEDPORT);
5858 SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize);
5859 /* SUPER USER CHECK? */
5860 error = sctp_dynamic_set_primary(&ss->sa, vrf_id);
5863 case SCTP_SET_PEER_PRIMARY_ADDR:
5865 struct sctp_setpeerprim *sspp;
5866 struct sockaddr *addr;
5867 #if defined(INET) && defined(INET6)
5868 struct sockaddr_in sin_store;
5871 SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize);
5872 SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id);
5874 struct sctp_ifa *ifa;
5876 #if defined(INET) && defined(INET6)
5877 if (sspp->sspp_addr.ss_family == AF_INET6) {
5878 struct sockaddr_in6 *sin6;
5880 sin6 = (struct sockaddr_in6 *)&sspp->sspp_addr;
5881 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5882 in6_sin6_2_sin(&sin_store, sin6);
5883 addr = (struct sockaddr *)&sin_store;
5885 addr = (struct sockaddr *)&sspp->sspp_addr;
5888 addr = (struct sockaddr *)&sspp->sspp_addr;
5891 addr = (struct sockaddr *)&sspp->sspp_addr;
5893 ifa = sctp_find_ifa_by_addr(addr, stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED);
5895 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5899 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
5901 * Must validate the ifa found is in
5904 struct sctp_laddr *laddr;
5907 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
5908 if (laddr->ifa == NULL) {
5909 SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n",
5913 if ((sctp_is_addr_restricted(stcb, laddr->ifa)) &&
5914 (!sctp_is_addr_pending(stcb, laddr->ifa))) {
5917 if (laddr->ifa == ifa) {
5923 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5928 switch (addr->sa_family) {
5932 struct sockaddr_in *sin;
5934 sin = (struct sockaddr_in *)addr;
5935 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
5936 &sin->sin_addr) != 0) {
5937 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5947 struct sockaddr_in6 *sin6;
5949 sin6 = (struct sockaddr_in6 *)addr;
5950 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
5951 &sin6->sin6_addr) != 0) {
5952 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5960 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5965 if (sctp_set_primary_ip_address_sa(stcb, addr) != 0) {
5966 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5969 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED);
5971 SCTP_TCB_UNLOCK(stcb);
5973 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5978 case SCTP_BINDX_ADD_ADDR:
5980 struct sockaddr *sa;
5983 td = (struct thread *)p;
5984 SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize);
5986 if (sa->sa_family == AF_INET) {
5987 if (optsize < sizeof(struct sockaddr_in)) {
5988 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5993 (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)sa)->sin_addr)))) {
5994 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
6000 if (sa->sa_family == AF_INET6) {
6001 if (optsize < sizeof(struct sockaddr_in6)) {
6002 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6007 (error = prison_local_ip6(td->td_ucred,
6008 &(((struct sockaddr_in6 *)sa)->sin6_addr),
6009 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
6010 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
6016 error = EAFNOSUPPORT;
6019 sctp_bindx_add_address(so, inp, sa, vrf_id, &error, p);
6022 case SCTP_BINDX_REM_ADDR:
6024 struct sockaddr *sa;
6027 td = (struct thread *)p;
6029 SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize);
6031 if (sa->sa_family == AF_INET) {
6032 if (optsize < sizeof(struct sockaddr_in)) {
6033 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6038 (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)sa)->sin_addr)))) {
6039 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
6045 if (sa->sa_family == AF_INET6) {
6046 if (optsize < sizeof(struct sockaddr_in6)) {
6047 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6052 (error = prison_local_ip6(td->td_ucred,
6053 &(((struct sockaddr_in6 *)sa)->sin6_addr),
6054 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
6055 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
6061 error = EAFNOSUPPORT;
6064 sctp_bindx_delete_address(inp, sa, vrf_id, &error);
6069 struct sctp_event *event;
6070 uint32_t event_type;
6072 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize);
6073 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
6074 switch (event->se_type) {
6075 case SCTP_ASSOC_CHANGE:
6076 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
6078 case SCTP_PEER_ADDR_CHANGE:
6079 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
6081 case SCTP_REMOTE_ERROR:
6082 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
6084 case SCTP_SEND_FAILED:
6085 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
6087 case SCTP_SHUTDOWN_EVENT:
6088 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
6090 case SCTP_ADAPTATION_INDICATION:
6091 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
6093 case SCTP_PARTIAL_DELIVERY_EVENT:
6094 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
6096 case SCTP_AUTHENTICATION_EVENT:
6097 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
6099 case SCTP_STREAM_RESET_EVENT:
6100 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
6102 case SCTP_SENDER_DRY_EVENT:
6103 event_type = SCTP_PCB_FLAGS_DRYEVNT;
6105 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
6107 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
6110 case SCTP_ASSOC_RESET_EVENT:
6111 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
6113 case SCTP_STREAM_CHANGE_EVENT:
6114 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
6116 case SCTP_SEND_FAILED_EVENT:
6117 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
6121 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6125 if (event_type > 0) {
6128 sctp_stcb_feature_on(inp, stcb, event_type);
6129 if (event_type == SCTP_PCB_FLAGS_DRYEVNT) {
6130 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
6131 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
6132 (stcb->asoc.stream_queue_cnt == 0)) {
6133 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
6137 sctp_stcb_feature_off(inp, stcb, event_type);
6139 SCTP_TCB_UNLOCK(stcb);
6142 * We don't want to send up a storm
6143 * of events, so return an error for
6146 if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) &&
6147 (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6148 ((event->se_assoc_id == SCTP_ALL_ASSOC) ||
6149 (event->se_assoc_id == SCTP_CURRENT_ASSOC))) {
6150 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
6154 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6155 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6156 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6157 ((event->se_assoc_id == SCTP_FUTURE_ASSOC) ||
6158 (event->se_assoc_id == SCTP_ALL_ASSOC)))) {
6159 SCTP_INP_WLOCK(inp);
6161 sctp_feature_on(inp, event_type);
6163 sctp_feature_off(inp, event_type);
6165 SCTP_INP_WUNLOCK(inp);
6167 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6168 ((event->se_assoc_id == SCTP_CURRENT_ASSOC) ||
6169 (event->se_assoc_id == SCTP_ALL_ASSOC))) {
6170 SCTP_INP_RLOCK(inp);
6171 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6172 SCTP_TCB_LOCK(stcb);
6174 sctp_stcb_feature_on(inp, stcb, event_type);
6176 sctp_stcb_feature_off(inp, stcb, event_type);
6178 SCTP_TCB_UNLOCK(stcb);
6180 SCTP_INP_RUNLOCK(inp);
6185 SCTP_TCB_UNLOCK(stcb);
6190 case SCTP_RECVRCVINFO:
6194 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
6195 SCTP_INP_WLOCK(inp);
6197 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
6199 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
6201 SCTP_INP_WUNLOCK(inp);
6204 case SCTP_RECVNXTINFO:
6208 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
6209 SCTP_INP_WLOCK(inp);
6211 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6213 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6215 SCTP_INP_WUNLOCK(inp);
6218 case SCTP_DEFAULT_SNDINFO:
6220 struct sctp_sndinfo *info;
6223 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize);
6224 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
6227 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6228 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6229 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6230 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6231 stcb->asoc.def_send.sinfo_flags |= policy;
6232 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6233 stcb->asoc.def_send.sinfo_context = info->snd_context;
6235 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6238 SCTP_TCB_UNLOCK(stcb);
6240 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6241 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6242 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6243 ((info->snd_assoc_id == SCTP_FUTURE_ASSOC) ||
6244 (info->snd_assoc_id == SCTP_ALL_ASSOC)))) {
6245 SCTP_INP_WLOCK(inp);
6246 inp->def_send.sinfo_stream = info->snd_sid;
6247 policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
6248 inp->def_send.sinfo_flags = info->snd_flags;
6249 inp->def_send.sinfo_flags |= policy;
6250 inp->def_send.sinfo_ppid = info->snd_ppid;
6251 inp->def_send.sinfo_context = info->snd_context;
6252 SCTP_INP_WUNLOCK(inp);
6254 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6255 ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) ||
6256 (info->snd_assoc_id == SCTP_ALL_ASSOC))) {
6257 SCTP_INP_RLOCK(inp);
6258 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6259 SCTP_TCB_LOCK(stcb);
6260 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6261 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6262 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6263 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6264 stcb->asoc.def_send.sinfo_flags |= policy;
6265 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6266 stcb->asoc.def_send.sinfo_context = info->snd_context;
6268 SCTP_TCB_UNLOCK(stcb);
6270 SCTP_INP_RUNLOCK(inp);
6275 case SCTP_DEFAULT_PRINFO:
6277 struct sctp_default_prinfo *info;
6279 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize);
6280 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
6282 if (info->pr_policy > SCTP_PR_SCTP_MAX) {
6284 SCTP_TCB_UNLOCK(stcb);
6286 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6291 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6292 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6293 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6294 SCTP_TCB_UNLOCK(stcb);
6296 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6297 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6298 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6299 ((info->pr_assoc_id == SCTP_FUTURE_ASSOC) ||
6300 (info->pr_assoc_id == SCTP_ALL_ASSOC)))) {
6301 SCTP_INP_WLOCK(inp);
6302 inp->def_send.sinfo_flags &= 0xfff0;
6303 inp->def_send.sinfo_flags |= info->pr_policy;
6304 inp->def_send.sinfo_timetolive = info->pr_value;
6305 SCTP_INP_WUNLOCK(inp);
6307 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6308 ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) ||
6309 (info->pr_assoc_id == SCTP_ALL_ASSOC))) {
6310 SCTP_INP_RLOCK(inp);
6311 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6312 SCTP_TCB_LOCK(stcb);
6313 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6314 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6315 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6316 SCTP_TCB_UNLOCK(stcb);
6318 SCTP_INP_RUNLOCK(inp);
6323 case SCTP_PEER_ADDR_THLDS:
6324 /* Applies to the specific association */
6326 struct sctp_paddrthlds *thlds;
6327 struct sctp_nets *net;
6328 struct sockaddr *addr;
6329 #if defined(INET) && defined(INET6)
6330 struct sockaddr_in sin_store;
6333 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize);
6334 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
6336 #if defined(INET) && defined(INET6)
6337 if (thlds->spt_address.ss_family == AF_INET6) {
6338 struct sockaddr_in6 *sin6;
6340 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
6341 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6342 in6_sin6_2_sin(&sin_store, sin6);
6343 addr = (struct sockaddr *)&sin_store;
6345 addr = (struct sockaddr *)&thlds->spt_address;
6348 addr = (struct sockaddr *)&thlds->spt_address;
6351 addr = (struct sockaddr *)&thlds->spt_address;
6354 net = sctp_findnet(stcb, addr);
6357 * We increment here since
6358 * sctp_findassociation_ep_addr() wil do a
6359 * decrement if it finds the stcb as long as
6360 * the locked tcb (last argument) is NOT a
6364 SCTP_INP_INCR_REF(inp);
6365 stcb = sctp_findassociation_ep_addr(&inp, addr,
6368 SCTP_INP_DECR_REF(inp);
6371 if ((stcb != NULL) && (net == NULL)) {
6373 if (addr->sa_family == AF_INET) {
6374 struct sockaddr_in *sin;
6376 sin = (struct sockaddr_in *)addr;
6377 if (sin->sin_addr.s_addr != INADDR_ANY) {
6378 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6379 SCTP_TCB_UNLOCK(stcb);
6386 if (addr->sa_family == AF_INET6) {
6387 struct sockaddr_in6 *sin6;
6389 sin6 = (struct sockaddr_in6 *)addr;
6390 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6391 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6392 SCTP_TCB_UNLOCK(stcb);
6399 error = EAFNOSUPPORT;
6400 SCTP_TCB_UNLOCK(stcb);
6401 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6405 if (thlds->spt_pathcpthld != 0xffff) {
6407 SCTP_TCB_UNLOCK(stcb);
6410 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6415 net->failure_threshold = thlds->spt_pathmaxrxt;
6416 net->pf_threshold = thlds->spt_pathpfthld;
6417 if (net->dest_state & SCTP_ADDR_PF) {
6418 if ((net->error_count > net->failure_threshold) ||
6419 (net->error_count <= net->pf_threshold)) {
6420 net->dest_state &= ~SCTP_ADDR_PF;
6423 if ((net->error_count > net->pf_threshold) &&
6424 (net->error_count <= net->failure_threshold)) {
6425 net->dest_state |= SCTP_ADDR_PF;
6426 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6427 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6428 stcb->sctp_ep, stcb, net,
6429 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_17);
6430 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6433 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6434 if (net->error_count > net->failure_threshold) {
6435 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6436 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6439 if (net->error_count <= net->failure_threshold) {
6440 net->dest_state |= SCTP_ADDR_REACHABLE;
6441 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6445 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6446 net->failure_threshold = thlds->spt_pathmaxrxt;
6447 net->pf_threshold = thlds->spt_pathpfthld;
6448 if (net->dest_state & SCTP_ADDR_PF) {
6449 if ((net->error_count > net->failure_threshold) ||
6450 (net->error_count <= net->pf_threshold)) {
6451 net->dest_state &= ~SCTP_ADDR_PF;
6454 if ((net->error_count > net->pf_threshold) &&
6455 (net->error_count <= net->failure_threshold)) {
6456 net->dest_state |= SCTP_ADDR_PF;
6457 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6458 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6459 stcb->sctp_ep, stcb, net,
6460 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_18);
6461 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6464 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6465 if (net->error_count > net->failure_threshold) {
6466 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6467 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6470 if (net->error_count <= net->failure_threshold) {
6471 net->dest_state |= SCTP_ADDR_REACHABLE;
6472 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6476 stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt;
6477 stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld;
6479 SCTP_TCB_UNLOCK(stcb);
6481 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6482 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6483 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6484 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC))) {
6485 SCTP_INP_WLOCK(inp);
6486 inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt;
6487 inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld;
6488 SCTP_INP_WUNLOCK(inp);
6490 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6496 case SCTP_REMOTE_UDP_ENCAPS_PORT:
6498 struct sctp_udpencaps *encaps;
6499 struct sctp_nets *net;
6500 struct sockaddr *addr;
6501 #if defined(INET) && defined(INET6)
6502 struct sockaddr_in sin_store;
6505 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize);
6506 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
6508 #if defined(INET) && defined(INET6)
6509 if (encaps->sue_address.ss_family == AF_INET6) {
6510 struct sockaddr_in6 *sin6;
6512 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
6513 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6514 in6_sin6_2_sin(&sin_store, sin6);
6515 addr = (struct sockaddr *)&sin_store;
6517 addr = (struct sockaddr *)&encaps->sue_address;
6520 addr = (struct sockaddr *)&encaps->sue_address;
6523 addr = (struct sockaddr *)&encaps->sue_address;
6526 net = sctp_findnet(stcb, addr);
6529 * We increment here since
6530 * sctp_findassociation_ep_addr() wil do a
6531 * decrement if it finds the stcb as long as
6532 * the locked tcb (last argument) is NOT a
6536 SCTP_INP_INCR_REF(inp);
6537 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
6539 SCTP_INP_DECR_REF(inp);
6542 if ((stcb != NULL) && (net == NULL)) {
6544 if (addr->sa_family == AF_INET) {
6545 struct sockaddr_in *sin;
6547 sin = (struct sockaddr_in *)addr;
6548 if (sin->sin_addr.s_addr != INADDR_ANY) {
6549 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6550 SCTP_TCB_UNLOCK(stcb);
6557 if (addr->sa_family == AF_INET6) {
6558 struct sockaddr_in6 *sin6;
6560 sin6 = (struct sockaddr_in6 *)addr;
6561 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6562 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6563 SCTP_TCB_UNLOCK(stcb);
6570 error = EAFNOSUPPORT;
6571 SCTP_TCB_UNLOCK(stcb);
6572 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6579 net->port = encaps->sue_port;
6581 stcb->asoc.port = encaps->sue_port;
6583 SCTP_TCB_UNLOCK(stcb);
6585 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6586 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6587 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6588 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC))) {
6589 SCTP_INP_WLOCK(inp);
6590 inp->sctp_ep.port = encaps->sue_port;
6591 SCTP_INP_WUNLOCK(inp);
6593 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6599 case SCTP_ECN_SUPPORTED:
6601 struct sctp_assoc_value *av;
6603 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6604 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6607 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6609 SCTP_TCB_UNLOCK(stcb);
6611 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6612 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6613 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6614 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6615 SCTP_INP_WLOCK(inp);
6616 if (av->assoc_value == 0) {
6617 inp->ecn_supported = 0;
6619 inp->ecn_supported = 1;
6621 SCTP_INP_WUNLOCK(inp);
6623 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6629 case SCTP_PR_SUPPORTED:
6631 struct sctp_assoc_value *av;
6633 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6634 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6637 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6639 SCTP_TCB_UNLOCK(stcb);
6641 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6642 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6643 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6644 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6645 SCTP_INP_WLOCK(inp);
6646 if (av->assoc_value == 0) {
6647 inp->prsctp_supported = 0;
6649 inp->prsctp_supported = 1;
6651 SCTP_INP_WUNLOCK(inp);
6653 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6659 case SCTP_AUTH_SUPPORTED:
6661 struct sctp_assoc_value *av;
6663 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6664 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6667 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6669 SCTP_TCB_UNLOCK(stcb);
6671 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6672 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6673 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6674 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6675 if ((av->assoc_value == 0) &&
6676 (inp->asconf_supported == 1)) {
6678 * AUTH is required for
6681 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6684 SCTP_INP_WLOCK(inp);
6685 if (av->assoc_value == 0) {
6686 inp->auth_supported = 0;
6688 inp->auth_supported = 1;
6690 SCTP_INP_WUNLOCK(inp);
6693 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6699 case SCTP_ASCONF_SUPPORTED:
6701 struct sctp_assoc_value *av;
6703 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6704 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6707 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6709 SCTP_TCB_UNLOCK(stcb);
6711 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6712 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6713 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6714 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6715 if ((av->assoc_value != 0) &&
6716 (inp->auth_supported == 0)) {
6718 * AUTH is required for
6721 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6724 SCTP_INP_WLOCK(inp);
6725 if (av->assoc_value == 0) {
6726 inp->asconf_supported = 0;
6727 sctp_auth_delete_chunk(SCTP_ASCONF,
6728 inp->sctp_ep.local_auth_chunks);
6729 sctp_auth_delete_chunk(SCTP_ASCONF_ACK,
6730 inp->sctp_ep.local_auth_chunks);
6732 inp->asconf_supported = 1;
6733 sctp_auth_add_chunk(SCTP_ASCONF,
6734 inp->sctp_ep.local_auth_chunks);
6735 sctp_auth_add_chunk(SCTP_ASCONF_ACK,
6736 inp->sctp_ep.local_auth_chunks);
6738 SCTP_INP_WUNLOCK(inp);
6741 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6747 case SCTP_RECONFIG_SUPPORTED:
6749 struct sctp_assoc_value *av;
6751 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6752 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6755 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6757 SCTP_TCB_UNLOCK(stcb);
6759 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6760 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6761 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6762 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6763 SCTP_INP_WLOCK(inp);
6764 if (av->assoc_value == 0) {
6765 inp->reconfig_supported = 0;
6767 inp->reconfig_supported = 1;
6769 SCTP_INP_WUNLOCK(inp);
6771 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6777 case SCTP_NRSACK_SUPPORTED:
6779 struct sctp_assoc_value *av;
6781 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6782 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6785 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6787 SCTP_TCB_UNLOCK(stcb);
6789 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6790 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6791 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6792 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6793 SCTP_INP_WLOCK(inp);
6794 if (av->assoc_value == 0) {
6795 inp->nrsack_supported = 0;
6797 inp->nrsack_supported = 1;
6799 SCTP_INP_WUNLOCK(inp);
6801 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6807 case SCTP_PKTDROP_SUPPORTED:
6809 struct sctp_assoc_value *av;
6811 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6812 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6815 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6817 SCTP_TCB_UNLOCK(stcb);
6819 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6820 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6821 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6822 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6823 SCTP_INP_WLOCK(inp);
6824 if (av->assoc_value == 0) {
6825 inp->pktdrop_supported = 0;
6827 inp->pktdrop_supported = 1;
6829 SCTP_INP_WUNLOCK(inp);
6831 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6839 struct sctp_assoc_value *av;
6840 struct sctp_nets *net;
6842 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6843 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6846 stcb->asoc.max_cwnd = av->assoc_value;
6847 if (stcb->asoc.max_cwnd > 0) {
6848 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6849 if ((net->cwnd > stcb->asoc.max_cwnd) &&
6850 (net->cwnd > (net->mtu - sizeof(struct sctphdr)))) {
6851 net->cwnd = stcb->asoc.max_cwnd;
6852 if (net->cwnd < (net->mtu - sizeof(struct sctphdr))) {
6853 net->cwnd = net->mtu - sizeof(struct sctphdr);
6858 SCTP_TCB_UNLOCK(stcb);
6860 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6861 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6862 ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) &&
6863 (av->assoc_id == SCTP_FUTURE_ASSOC))) {
6864 SCTP_INP_WLOCK(inp);
6865 inp->max_cwnd = av->assoc_value;
6866 SCTP_INP_WUNLOCK(inp);
6868 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6875 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
6876 error = ENOPROTOOPT;
6878 } /* end switch (opt) */
6883 sctp_ctloutput(struct socket *so, struct sockopt *sopt)
6885 struct epoch_tracker et;
6886 struct sctp_inpcb *inp;
6887 void *optval = NULL;
6892 if ((sopt->sopt_level == SOL_SOCKET) &&
6893 (sopt->sopt_name == SO_SETFIB)) {
6894 inp = (struct sctp_inpcb *)so->so_pcb;
6896 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6899 SCTP_INP_WLOCK(inp);
6900 inp->fibnum = so->so_fibnum;
6901 SCTP_INP_WUNLOCK(inp);
6904 if (sopt->sopt_level != IPPROTO_SCTP) {
6905 /* wrong proto level... send back up to IP */
6907 if (INP_CHECK_SOCKAF(so, AF_INET6))
6908 error = ip6_ctloutput(so, sopt);
6910 #if defined(INET) && defined(INET6)
6914 error = ip_ctloutput(so, sopt);
6918 optsize = sopt->sopt_valsize;
6919 if (optsize > SCTP_SOCKET_OPTION_LIMIT) {
6920 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6924 SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT);
6925 if (optval == NULL) {
6926 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6929 error = sooptcopyin(sopt, optval, optsize, optsize);
6931 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6935 p = (void *)sopt->sopt_td;
6936 if (sopt->sopt_dir == SOPT_SET) {
6937 NET_EPOCH_ENTER(et);
6938 error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p);
6940 } else if (sopt->sopt_dir == SOPT_GET) {
6941 error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p);
6943 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6946 if ((error == 0) && (optval != NULL)) {
6947 error = sooptcopyout(sopt, optval, optsize);
6948 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6949 } else if (optval != NULL) {
6950 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6958 sctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p)
6960 struct epoch_tracker et;
6962 int create_lock_on = 0;
6964 struct sctp_inpcb *inp;
6965 struct sctp_tcb *stcb = NULL;
6967 inp = (struct sctp_inpcb *)so->so_pcb;
6969 /* I made the same as TCP since we are not setup? */
6970 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6971 return (ECONNRESET);
6974 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6978 switch (addr->sa_family) {
6982 struct sockaddr_in6 *sin6;
6984 if (addr->sa_len != sizeof(struct sockaddr_in6)) {
6985 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6988 sin6 = (struct sockaddr_in6 *)addr;
6989 if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6->sin6_addr)) != 0) {
6990 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6999 struct sockaddr_in *sin;
7001 if (addr->sa_len != sizeof(struct sockaddr_in)) {
7002 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7005 sin = (struct sockaddr_in *)addr;
7006 if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sin->sin_addr)) != 0) {
7007 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
7014 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT);
7015 return (EAFNOSUPPORT);
7017 SCTP_INP_INCR_REF(inp);
7018 SCTP_ASOC_CREATE_LOCK(inp);
7020 NET_EPOCH_ENTER(et);
7022 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
7023 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
7024 /* Should I really unlock ? */
7025 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
7030 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
7031 (addr->sa_family == AF_INET6)) {
7032 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7037 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
7038 SCTP_PCB_FLAGS_UNBOUND) {
7039 /* Bind a ephemeral port */
7040 error = sctp_inpcb_bind(so, NULL, NULL, p);
7045 /* Now do we connect? */
7046 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
7047 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
7048 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7052 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
7053 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
7054 /* We are already connected AND the TCP model */
7055 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7059 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
7060 SCTP_INP_RLOCK(inp);
7061 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7062 SCTP_INP_RUNLOCK(inp);
7065 * We increment here since sctp_findassociation_ep_addr()
7066 * will do a decrement if it finds the stcb as long as the
7067 * locked tcb (last argument) is NOT a TCB.. aka NULL.
7069 SCTP_INP_INCR_REF(inp);
7070 stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL);
7072 SCTP_INP_DECR_REF(inp);
7074 SCTP_TCB_UNLOCK(stcb);
7078 /* Already have or am bring up an association */
7079 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
7084 vrf_id = inp->def_vrf_id;
7085 /* We are GOOD to go */
7086 stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id,
7087 inp->sctp_ep.pre_open_stream_count,
7088 inp->sctp_ep.port, p,
7089 SCTP_INITIALIZE_AUTH_PARAMS);
7091 /* Gak! no memory */
7094 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
7095 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
7096 /* Set the connected flag so we can queue data */
7099 SCTP_SET_STATE(stcb, SCTP_STATE_COOKIE_WAIT);
7100 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
7102 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
7103 SCTP_TCB_UNLOCK(stcb);
7106 if (create_lock_on) {
7107 SCTP_ASOC_CREATE_UNLOCK(inp);
7109 SCTP_INP_DECR_REF(inp);
7115 sctp_listen(struct socket *so, int backlog, struct thread *p)
7118 * Note this module depends on the protocol processing being called
7119 * AFTER any socket level flags and backlog are applied to the
7120 * socket. The traditional way that the socket flags are applied is
7121 * AFTER protocol processing. We have made a change to the
7122 * sys/kern/uipc_socket.c module to reverse this but this MUST be in
7123 * place if the socket API for SCTP is to work properly.
7127 struct sctp_inpcb *inp;
7129 inp = (struct sctp_inpcb *)so->so_pcb;
7131 /* I made the same as TCP since we are not setup? */
7132 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7133 return (ECONNRESET);
7135 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) {
7136 /* See if we have a listener */
7137 struct sctp_inpcb *tinp;
7138 union sctp_sockstore store;
7140 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
7142 struct sctp_laddr *laddr;
7144 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
7145 memcpy(&store, &laddr->ifa->address, sizeof(store));
7146 switch (store.sa.sa_family) {
7149 store.sin.sin_port = inp->sctp_lport;
7154 store.sin6.sin6_port = inp->sctp_lport;
7160 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
7161 if (tinp && (tinp != inp) &&
7162 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
7163 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
7164 (SCTP_IS_LISTENING(tinp))) {
7166 * we have a listener already and
7169 SCTP_INP_DECR_REF(tinp);
7170 return (EADDRINUSE);
7172 SCTP_INP_DECR_REF(tinp);
7176 /* Setup a local addr bound all */
7177 memset(&store, 0, sizeof(store));
7179 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
7180 store.sa.sa_family = AF_INET6;
7181 store.sa.sa_len = sizeof(struct sockaddr_in6);
7185 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) {
7186 store.sa.sa_family = AF_INET;
7187 store.sa.sa_len = sizeof(struct sockaddr_in);
7190 switch (store.sa.sa_family) {
7193 store.sin.sin_port = inp->sctp_lport;
7198 store.sin6.sin6_port = inp->sctp_lport;
7204 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
7205 if (tinp && (tinp != inp) &&
7206 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
7207 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
7208 (SCTP_IS_LISTENING(tinp))) {
7210 * we have a listener already and its not
7213 SCTP_INP_DECR_REF(tinp);
7214 return (EADDRINUSE);
7216 SCTP_INP_DECR_REF(tinp);
7220 SCTP_INP_RLOCK(inp);
7221 #ifdef SCTP_LOCK_LOGGING
7222 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) {
7223 sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK);
7227 error = solisten_proto_check(so);
7230 SCTP_INP_RUNLOCK(inp);
7233 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) &&
7234 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
7236 * The unlucky case - We are in the tcp pool with this guy.
7237 * - Someone else is in the main inp slot. - We must move
7238 * this guy (the listener) to the main slot - We must then
7239 * move the guy that was listener to the TCP Pool.
7241 if (sctp_swap_inpcb_for_listen(inp)) {
7242 SCTP_INP_RUNLOCK(inp);
7243 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7244 return (EADDRINUSE);
7248 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
7249 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
7250 /* We are already connected AND the TCP model */
7251 SCTP_INP_RUNLOCK(inp);
7252 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7253 return (EADDRINUSE);
7255 SCTP_INP_RUNLOCK(inp);
7256 if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) {
7257 /* We must do a bind. */
7258 if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) {
7259 /* bind error, probably perm */
7263 SCTP_INP_WLOCK(inp);
7264 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) == 0) {
7266 solisten_proto(so, backlog);
7270 inp->sctp_flags |= SCTP_PCB_FLAGS_ACCEPTING;
7272 inp->sctp_flags &= ~SCTP_PCB_FLAGS_ACCEPTING;
7274 SCTP_INP_WUNLOCK(inp);
7278 static int sctp_defered_wakeup_cnt = 0;
7281 sctp_accept(struct socket *so, struct sockaddr **addr)
7283 struct sctp_tcb *stcb;
7284 struct sctp_inpcb *inp;
7285 union sctp_sockstore store;
7289 inp = (struct sctp_inpcb *)so->so_pcb;
7292 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7293 return (ECONNRESET);
7295 SCTP_INP_WLOCK(inp);
7296 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
7297 SCTP_INP_WUNLOCK(inp);
7298 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
7299 return (EOPNOTSUPP);
7301 if (so->so_state & SS_ISDISCONNECTED) {
7302 SCTP_INP_WUNLOCK(inp);
7303 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED);
7304 return (ECONNABORTED);
7306 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7308 SCTP_INP_WUNLOCK(inp);
7309 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7310 return (ECONNRESET);
7312 SCTP_TCB_LOCK(stcb);
7313 store = stcb->asoc.primary_destination->ro._l_addr;
7314 SCTP_CLEAR_SUBSTATE(stcb, SCTP_STATE_IN_ACCEPT_QUEUE);
7315 /* Wake any delayed sleep action */
7316 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) {
7317 inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE;
7318 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) {
7319 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT;
7320 SOCKBUF_LOCK(&inp->sctp_socket->so_snd);
7321 if (sowriteable(inp->sctp_socket)) {
7322 sowwakeup_locked(inp->sctp_socket);
7324 SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd);
7327 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) {
7328 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT;
7329 SOCKBUF_LOCK(&inp->sctp_socket->so_rcv);
7330 if (soreadable(inp->sctp_socket)) {
7331 sctp_defered_wakeup_cnt++;
7332 sorwakeup_locked(inp->sctp_socket);
7334 SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv);
7338 SCTP_INP_WUNLOCK(inp);
7339 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
7340 sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
7341 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_19);
7343 SCTP_TCB_UNLOCK(stcb);
7345 switch (store.sa.sa_family) {
7349 struct sockaddr_in *sin;
7351 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7354 sin->sin_family = AF_INET;
7355 sin->sin_len = sizeof(*sin);
7356 sin->sin_port = store.sin.sin_port;
7357 sin->sin_addr = store.sin.sin_addr;
7358 *addr = (struct sockaddr *)sin;
7365 struct sockaddr_in6 *sin6;
7367 SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6);
7370 sin6->sin6_family = AF_INET6;
7371 sin6->sin6_len = sizeof(*sin6);
7372 sin6->sin6_port = store.sin6.sin6_port;
7373 sin6->sin6_addr = store.sin6.sin6_addr;
7374 if ((error = sa6_recoverscope(sin6)) != 0) {
7375 SCTP_FREE_SONAME(sin6);
7378 *addr = (struct sockaddr *)sin6;
7391 sctp_ingetaddr(struct socket *so, struct sockaddr **addr)
7393 struct sockaddr_in *sin;
7395 struct sctp_inpcb *inp;
7396 struct sctp_ifa *sctp_ifa;
7399 * Do the malloc first in case it blocks.
7401 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7404 sin->sin_family = AF_INET;
7405 sin->sin_len = sizeof(*sin);
7406 inp = (struct sctp_inpcb *)so->so_pcb;
7408 SCTP_FREE_SONAME(sin);
7409 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7410 return (ECONNRESET);
7412 SCTP_INP_RLOCK(inp);
7413 sin->sin_port = inp->sctp_lport;
7414 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
7415 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
7416 struct sctp_tcb *stcb;
7417 struct sockaddr_in *sin_a;
7418 struct sctp_nets *net;
7421 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7427 SCTP_TCB_LOCK(stcb);
7428 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7429 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7431 /* this will make coverity happy */
7434 if (sin_a->sin_family == AF_INET) {
7439 if ((!fnd) || (sin_a == NULL)) {
7441 SCTP_TCB_UNLOCK(stcb);
7445 vrf_id = inp->def_vrf_id;
7446 sctp_ifa = sctp_source_address_selection(inp,
7448 (sctp_route_t *)&net->ro,
7451 sin->sin_addr = sctp_ifa->address.sin.sin_addr;
7452 sctp_free_ifa(sctp_ifa);
7454 SCTP_TCB_UNLOCK(stcb);
7456 /* For the bound all case you get back 0 */
7458 sin->sin_addr.s_addr = 0;
7462 /* Take the first IPv4 address in the list */
7463 struct sctp_laddr *laddr;
7466 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
7467 if (laddr->ifa->address.sa.sa_family == AF_INET) {
7468 struct sockaddr_in *sin_a;
7470 sin_a = &laddr->ifa->address.sin;
7471 sin->sin_addr = sin_a->sin_addr;
7477 SCTP_FREE_SONAME(sin);
7478 SCTP_INP_RUNLOCK(inp);
7479 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7483 SCTP_INP_RUNLOCK(inp);
7484 (*addr) = (struct sockaddr *)sin;
7489 sctp_peeraddr(struct socket *so, struct sockaddr **addr)
7491 struct sockaddr_in *sin;
7493 struct sockaddr_in *sin_a;
7494 struct sctp_inpcb *inp;
7495 struct sctp_tcb *stcb;
7496 struct sctp_nets *net;
7498 /* Do the malloc first in case it blocks. */
7499 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7502 sin->sin_family = AF_INET;
7503 sin->sin_len = sizeof(*sin);
7505 inp = (struct sctp_inpcb *)so->so_pcb;
7506 if ((inp == NULL) ||
7507 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) {
7508 /* UDP type and listeners will drop out here */
7509 SCTP_FREE_SONAME(sin);
7510 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
7513 SCTP_INP_RLOCK(inp);
7514 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7516 SCTP_TCB_LOCK(stcb);
7518 SCTP_INP_RUNLOCK(inp);
7520 SCTP_FREE_SONAME(sin);
7521 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7522 return (ECONNRESET);
7525 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7526 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7527 if (sin_a->sin_family == AF_INET) {
7529 sin->sin_port = stcb->rport;
7530 sin->sin_addr = sin_a->sin_addr;
7534 SCTP_TCB_UNLOCK(stcb);
7536 /* No IPv4 address */
7537 SCTP_FREE_SONAME(sin);
7538 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7541 (*addr) = (struct sockaddr *)sin;
7545 struct pr_usrreqs sctp_usrreqs = {
7546 .pru_abort = sctp_abort,
7547 .pru_accept = sctp_accept,
7548 .pru_attach = sctp_attach,
7549 .pru_bind = sctp_bind,
7550 .pru_connect = sctp_connect,
7551 .pru_control = in_control,
7552 .pru_close = sctp_close,
7553 .pru_detach = sctp_close,
7554 .pru_sopoll = sopoll_generic,
7555 .pru_flush = sctp_flush,
7556 .pru_disconnect = sctp_disconnect,
7557 .pru_listen = sctp_listen,
7558 .pru_peeraddr = sctp_peeraddr,
7559 .pru_send = sctp_sendm,
7560 .pru_shutdown = sctp_shutdown,
7561 .pru_sockaddr = sctp_ingetaddr,
7562 .pru_sosend = sctp_sosend,
7563 .pru_soreceive = sctp_soreceive