2 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved.
3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
4 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
9 * a) Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
12 * b) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the distribution.
16 * c) Neither the name of Cisco Systems, Inc. nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
36 #include <netinet/sctp_os.h>
38 #include <netinet/sctp_pcb.h>
39 #include <netinet/sctp_header.h>
40 #include <netinet/sctp_var.h>
42 #include <netinet6/sctp6_var.h>
44 #include <netinet/sctp_sysctl.h>
45 #include <netinet/sctp_output.h>
46 #include <netinet/sctp_uio.h>
47 #include <netinet/sctp_asconf.h>
48 #include <netinet/sctputil.h>
49 #include <netinet/sctp_indata.h>
50 #include <netinet/sctp_timer.h>
51 #include <netinet/sctp_auth.h>
52 #include <netinet/sctp_bsd_addr.h>
53 #include <netinet/udp.h>
57 extern struct sctp_cc_functions sctp_cc_functions[];
58 extern struct sctp_ss_functions sctp_ss_functions[];
65 /* Initialize and modify the sysctled variables */
67 if ((nmbclusters / 8) > SCTP_ASOC_MAX_CHUNKS_ON_QUEUE)
68 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = (nmbclusters / 8);
70 * Allow a user to take no more than 1/2 the number of clusters or
71 * the SB_MAX whichever is smaller for the send window.
73 sb_max_adj = (u_long)((u_quad_t) (SB_MAX) * MCLBYTES / (MSIZE + MCLBYTES));
74 SCTP_BASE_SYSCTL(sctp_sendspace) = min(sb_max_adj,
75 (((uint32_t) nmbclusters / 2) * SCTP_DEFAULT_MAXSEGMENT));
77 * Now for the recv window, should we take the same amount? or
78 * should I do 1/2 the SB_MAX instead in the SB_MAX min above. For
79 * now I will just copy.
81 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTP_BASE_SYSCTL(sctp_sendspace);
82 SCTP_BASE_VAR(first_time) = 0;
83 SCTP_BASE_VAR(sctp_pcb_initialized) = 0;
85 #if defined(SCTP_PACKET_LOGGING)
86 SCTP_BASE_VAR(packet_log_writers) = 0;
87 SCTP_BASE_VAR(packet_log_end) = 0;
88 bzero(&SCTP_BASE_VAR(packet_log_buffer), SCTP_PACKET_LOG_SIZE);
101 sctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz)
103 struct sctp_tmit_chunk *chk;
106 /* Adjust that too */
107 stcb->asoc.smallest_mtu = nxtsz;
108 /* now off to subtract IP_DF flag if needed */
109 overhead = IP_HDR_SIZE;
110 if (sctp_auth_is_required_chunk(SCTP_DATA, stcb->asoc.peer_auth_chunks)) {
111 overhead += sctp_get_auth_chunk_len(stcb->asoc.peer_hmac_id);
113 TAILQ_FOREACH(chk, &stcb->asoc.send_queue, sctp_next) {
114 if ((chk->send_size + overhead) > nxtsz) {
115 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
118 TAILQ_FOREACH(chk, &stcb->asoc.sent_queue, sctp_next) {
119 if ((chk->send_size + overhead) > nxtsz) {
121 * For this guy we also mark for immediate resend
122 * since we sent to big of chunk
124 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
125 if (chk->sent < SCTP_DATAGRAM_RESEND) {
126 sctp_flight_size_decrease(chk);
127 sctp_total_flight_decrease(stcb, chk);
128 chk->sent = SCTP_DATAGRAM_RESEND;
129 sctp_ucount_incr(stcb->asoc.sent_queue_retran_cnt);
130 chk->rec.data.doing_fast_retransmit = 0;
131 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) {
132 sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU,
133 chk->whoTo->flight_size,
135 (uintptr_t) chk->whoTo,
136 chk->rec.data.TSN_seq);
138 /* Clear any time so NO RTT is being done */
147 sctp_notify_mbuf(struct sctp_inpcb *inp,
148 struct sctp_tcb *stcb,
149 struct sctp_nets *net,
154 int totsz, tmr_stopped = 0;
158 if ((inp == NULL) || (stcb == NULL) || (net == NULL) ||
159 (ip == NULL) || (sh == NULL)) {
161 SCTP_TCB_UNLOCK(stcb);
165 /* First job is to verify the vtag matches what I would send */
166 if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) {
167 SCTP_TCB_UNLOCK(stcb);
170 icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) -
172 if (icmph->icmp_type != ICMP_UNREACH) {
173 /* We only care about unreachable */
174 SCTP_TCB_UNLOCK(stcb);
177 if (icmph->icmp_code != ICMP_UNREACH_NEEDFRAG) {
178 /* not a unreachable message due to frag. */
179 SCTP_TCB_UNLOCK(stcb);
182 totsz = ntohs(ip->ip_len);
184 nxtsz = ntohs(icmph->icmp_nextmtu);
187 * old type router that does not tell us what the next size
188 * mtu is. Rats we will have to guess (in a educated fashion
191 nxtsz = sctp_get_prev_mtu(totsz);
193 /* Stop any PMTU timer */
194 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
196 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
197 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1);
199 /* Adjust destination size limit */
200 if (net->mtu > nxtsz) {
203 net->mtu -= sizeof(struct udphdr);
206 /* now what about the ep? */
207 if (stcb->asoc.smallest_mtu > nxtsz) {
208 sctp_pathmtu_adjustment(stcb, nxtsz);
211 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
213 SCTP_TCB_UNLOCK(stcb);
217 sctp_notify(struct sctp_inpcb *inp,
221 struct sctp_tcb *stcb,
222 struct sctp_nets *net)
224 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
231 if ((inp == NULL) || (stcb == NULL) || (net == NULL) ||
232 (sh == NULL) || (to == NULL)) {
234 SCTP_TCB_UNLOCK(stcb);
237 /* First job is to verify the vtag matches what I would send */
238 if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) {
239 SCTP_TCB_UNLOCK(stcb);
242 icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) -
244 if (icmph->icmp_type != ICMP_UNREACH) {
245 /* We only care about unreachable */
246 SCTP_TCB_UNLOCK(stcb);
249 if ((icmph->icmp_code == ICMP_UNREACH_NET) ||
250 (icmph->icmp_code == ICMP_UNREACH_HOST) ||
251 (icmph->icmp_code == ICMP_UNREACH_NET_UNKNOWN) ||
252 (icmph->icmp_code == ICMP_UNREACH_HOST_UNKNOWN) ||
253 (icmph->icmp_code == ICMP_UNREACH_ISOLATED) ||
254 (icmph->icmp_code == ICMP_UNREACH_NET_PROHIB) ||
255 (icmph->icmp_code == ICMP_UNREACH_HOST_PROHIB) ||
256 (icmph->icmp_code == ICMP_UNREACH_FILTER_PROHIB)) {
259 * Hmm reachablity problems we must examine closely. If its
260 * not reachable, we may have lost a network. Or if there is
261 * NO protocol at the other end named SCTP. well we consider
264 if (net->dest_state & SCTP_ADDR_REACHABLE) {
265 /* Ok that destination is NOT reachable */
266 net->dest_state &= ~SCTP_ADDR_REACHABLE;
267 net->dest_state &= ~SCTP_ADDR_PF;
268 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN,
270 (void *)net, SCTP_SO_NOT_LOCKED);
272 SCTP_TCB_UNLOCK(stcb);
273 } else if ((icmph->icmp_code == ICMP_UNREACH_PROTOCOL) ||
274 (icmph->icmp_code == ICMP_UNREACH_PORT)) {
276 * Here the peer is either playing tricks on us, including
277 * an address that belongs to someone who does not support
278 * SCTP OR was a userland implementation that shutdown and
279 * now is dead. In either case treat it like a OOTB abort
282 sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED);
283 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
284 so = SCTP_INP_SO(inp);
285 atomic_add_int(&stcb->asoc.refcnt, 1);
286 SCTP_TCB_UNLOCK(stcb);
287 SCTP_SOCKET_LOCK(so, 1);
289 atomic_subtract_int(&stcb->asoc.refcnt, 1);
291 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
292 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2);
293 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
294 SCTP_SOCKET_UNLOCK(so, 1);
295 /* SCTP_TCB_UNLOCK(stcb); MT: I think this is not needed. */
297 /* no need to unlock here, since the TCB is gone */
299 SCTP_TCB_UNLOCK(stcb);
307 sctp_ctlinput(cmd, sa, vip)
316 /* FIX, for non-bsd is this right? */
317 vrf_id = SCTP_DEFAULT_VRFID;
318 if (sa->sa_family != AF_INET ||
319 ((struct sockaddr_in *)sa)->sin_addr.s_addr == INADDR_ANY) {
322 if (PRC_IS_REDIRECT(cmd)) {
324 } else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) {
328 struct sctp_inpcb *inp = NULL;
329 struct sctp_tcb *stcb = NULL;
330 struct sctp_nets *net = NULL;
331 struct sockaddr_in to, from;
333 sh = (struct sctphdr *)((caddr_t)ip + (ip->ip_hl << 2));
334 bzero(&to, sizeof(to));
335 bzero(&from, sizeof(from));
336 from.sin_family = to.sin_family = AF_INET;
337 from.sin_len = to.sin_len = sizeof(to);
338 from.sin_port = sh->src_port;
339 from.sin_addr = ip->ip_src;
340 to.sin_port = sh->dest_port;
341 to.sin_addr = ip->ip_dst;
344 * 'to' holds the dest of the packet that failed to be sent.
345 * 'from' holds our local endpoint address. Thus we reverse
346 * the to and the from in the lookup.
348 stcb = sctp_findassociation_addr_sa((struct sockaddr *)&to,
349 (struct sockaddr *)&from,
350 &inp, &net, 1, vrf_id);
351 if (stcb != NULL && inp && (inp->sctp_socket != NULL)) {
352 if (cmd != PRC_MSGSIZE) {
353 sctp_notify(inp, ip, sh,
354 (struct sockaddr *)&to, stcb,
357 /* handle possible ICMP size messages */
358 sctp_notify_mbuf(inp, stcb, net, ip, sh);
361 if ((stcb == NULL) && (inp != NULL)) {
362 /* reduce ref-count */
364 SCTP_INP_DECR_REF(inp);
365 SCTP_INP_WUNLOCK(inp);
368 SCTP_TCB_UNLOCK(stcb);
378 sctp_getcred(SYSCTL_HANDLER_ARGS)
381 struct sockaddr_in addrs[2];
382 struct sctp_inpcb *inp;
383 struct sctp_nets *net;
384 struct sctp_tcb *stcb;
388 /* FIX, for non-bsd is this right? */
389 vrf_id = SCTP_DEFAULT_VRFID;
391 error = priv_check(req->td, PRIV_NETINET_GETCRED);
396 error = SYSCTL_IN(req, addrs, sizeof(addrs));
400 stcb = sctp_findassociation_addr_sa(sintosa(&addrs[1]),
402 &inp, &net, 1, vrf_id);
403 if (stcb == NULL || inp == NULL || inp->sctp_socket == NULL) {
404 if ((inp != NULL) && (stcb == NULL)) {
405 /* reduce ref-count */
407 SCTP_INP_DECR_REF(inp);
410 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
414 SCTP_TCB_UNLOCK(stcb);
416 * We use the write lock here, only since in the error leg we need
417 * it. If we used RLOCK, then we would have to
418 * wlock/decr/unlock/rlock. Which in theory could create a hole.
419 * Better to use higher wlock.
423 error = cr_canseesocket(req->td->td_ucred, inp->sctp_socket);
425 SCTP_INP_WUNLOCK(inp);
428 cru2x(inp->sctp_socket->so_cred, &xuc);
429 SCTP_INP_WUNLOCK(inp);
430 error = SYSCTL_OUT(req, &xuc, sizeof(struct xucred));
435 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, getcred, CTLTYPE_OPAQUE | CTLFLAG_RW,
436 0, 0, sctp_getcred, "S,ucred", "Get the ucred of a SCTP connection");
441 sctp_abort(struct socket *so)
443 struct sctp_inpcb *inp;
446 inp = (struct sctp_inpcb *)so->so_pcb;
451 flags = inp->sctp_flags;
452 #ifdef SCTP_LOG_CLOSING
453 sctp_log_closing(inp, NULL, 17);
455 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
456 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
457 #ifdef SCTP_LOG_CLOSING
458 sctp_log_closing(inp, NULL, 16);
460 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
461 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
463 SCTP_SB_CLEAR(so->so_snd);
465 * same for the rcv ones, they are only here for the
468 SCTP_SB_CLEAR(so->so_rcv);
470 /* Now null out the reference, we are completely detached. */
474 flags = inp->sctp_flags;
475 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
476 goto sctp_must_try_again;
483 sctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUSED)
485 struct sctp_inpcb *inp;
486 struct inpcb *ip_inp;
488 uint32_t vrf_id = SCTP_DEFAULT_VRFID;
495 inp = (struct sctp_inpcb *)so->so_pcb;
497 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
500 if (so->so_snd.sb_hiwat == 0 || so->so_rcv.sb_hiwat == 0) {
501 error = SCTP_SORESERVE(so, SCTP_BASE_SYSCTL(sctp_sendspace), SCTP_BASE_SYSCTL(sctp_recvspace));
506 error = sctp_inpcb_alloc(so, vrf_id);
510 inp = (struct sctp_inpcb *)so->so_pcb;
512 inp->sctp_flags &= ~SCTP_PCB_FLAGS_BOUND_V6; /* I'm not v6! */
513 ip_inp = &inp->ip_inp.inp;
514 ip_inp->inp_vflag |= INP_IPV4;
515 ip_inp->inp_ip_ttl = MODULE_GLOBAL(ip_defttl);
517 error = ipsec_init_policy(so, &ip_inp->inp_sp);
518 #ifdef SCTP_LOG_CLOSING
519 sctp_log_closing(inp, NULL, 17);
523 flags = inp->sctp_flags;
524 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
525 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
526 #ifdef SCTP_LOG_CLOSING
527 sctp_log_closing(inp, NULL, 15);
529 SCTP_INP_WUNLOCK(inp);
530 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
531 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
533 flags = inp->sctp_flags;
534 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
537 SCTP_INP_WUNLOCK(inp);
543 SCTP_INP_WUNLOCK(inp);
548 sctp_bind(struct socket *so, struct sockaddr *addr, struct thread *p)
550 struct sctp_inpcb *inp;
552 inp = (struct sctp_inpcb *)so->so_pcb;
554 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
558 if ((addr->sa_family != AF_INET) ||
559 (addr->sa_len != sizeof(struct sockaddr_in))) {
560 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
564 return (sctp_inpcb_bind(so, addr, NULL, p));
569 sctp_close(struct socket *so)
571 struct sctp_inpcb *inp;
574 inp = (struct sctp_inpcb *)so->so_pcb;
579 * Inform all the lower layer assoc that we are done.
582 flags = inp->sctp_flags;
583 #ifdef SCTP_LOG_CLOSING
584 sctp_log_closing(inp, NULL, 17);
586 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
587 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
588 if (((so->so_options & SO_LINGER) && (so->so_linger == 0)) ||
589 (so->so_rcv.sb_cc > 0)) {
590 #ifdef SCTP_LOG_CLOSING
591 sctp_log_closing(inp, NULL, 13);
593 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
594 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
596 #ifdef SCTP_LOG_CLOSING
597 sctp_log_closing(inp, NULL, 14);
599 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE,
600 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
603 * The socket is now detached, no matter what the state of
604 * the SCTP association.
607 SCTP_SB_CLEAR(so->so_snd);
609 * same for the rcv ones, they are only here for the
612 SCTP_SB_CLEAR(so->so_rcv);
614 /* Now null out the reference, we are completely detached. */
618 flags = inp->sctp_flags;
619 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
620 goto sctp_must_try_again;
628 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
629 struct mbuf *control, struct thread *p);
633 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
634 struct mbuf *control, struct thread *p)
636 struct sctp_inpcb *inp;
639 inp = (struct sctp_inpcb *)so->so_pcb;
642 sctp_m_freem(control);
645 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
649 /* Got to have an to address if we are NOT a connected socket */
650 if ((addr == NULL) &&
651 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) ||
652 (inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE))) {
654 } else if (addr == NULL) {
655 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
656 error = EDESTADDRREQ;
659 sctp_m_freem(control);
665 if (addr->sa_family != AF_INET) {
666 /* must be a v4 address! */
667 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
670 sctp_m_freem(control);
673 error = EDESTADDRREQ;
678 /* now what about control */
681 SCTP_PRINTF("huh? control set?\n");
682 sctp_m_freem(inp->control);
685 inp->control = control;
689 SCTP_BUF_NEXT(inp->pkt_last) = m;
692 inp->pkt_last = inp->pkt = m;
695 /* FreeBSD uses a flag passed */
696 ((flags & PRUS_MORETOCOME) == 0)
699 * note with the current version this code will only be used
700 * by OpenBSD-- NetBSD, FreeBSD, and MacOS have methods for
701 * re-defining sosend to use the sctp_sosend. One can
702 * optionally switch back to this code (by changing back the
703 * definitions) but this is not advisable. This code is used
704 * by FreeBSD when sending a file with sendfile() though.
708 ret = sctp_output(inp, inp->pkt, addr, inp->control, p, flags);
718 sctp_disconnect(struct socket *so)
720 struct sctp_inpcb *inp;
722 inp = (struct sctp_inpcb *)so->so_pcb;
724 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
728 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
729 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
730 if (LIST_EMPTY(&inp->sctp_asoc_list)) {
732 SCTP_INP_RUNLOCK(inp);
735 struct sctp_association *asoc;
736 struct sctp_tcb *stcb;
738 stcb = LIST_FIRST(&inp->sctp_asoc_list);
740 SCTP_INP_RUNLOCK(inp);
741 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
746 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
747 /* We are about to be freed, out of here */
748 SCTP_TCB_UNLOCK(stcb);
749 SCTP_INP_RUNLOCK(inp);
752 if (((so->so_options & SO_LINGER) &&
753 (so->so_linger == 0)) ||
754 (so->so_rcv.sb_cc > 0)) {
755 if (SCTP_GET_STATE(asoc) !=
756 SCTP_STATE_COOKIE_WAIT) {
757 /* Left with Data unread */
760 err = sctp_get_mbuf_for_msg(sizeof(struct sctp_paramhdr), 0, M_NOWAIT, 1, MT_DATA);
766 struct sctp_paramhdr *ph;
768 ph = mtod(err, struct sctp_paramhdr *);
769 SCTP_BUF_LEN(err) = sizeof(struct sctp_paramhdr);
770 ph->param_type = htons(SCTP_CAUSE_USER_INITIATED_ABT);
771 ph->param_length = htons(SCTP_BUF_LEN(err));
773 sctp_send_abort_tcb(stcb, err, SCTP_SO_LOCKED);
774 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
776 SCTP_INP_RUNLOCK(inp);
777 if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) ||
778 (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
779 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
781 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
782 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3);
783 /* No unlock tcb assoc is gone */
786 if (TAILQ_EMPTY(&asoc->send_queue) &&
787 TAILQ_EMPTY(&asoc->sent_queue) &&
788 (asoc->stream_queue_cnt == 0)) {
789 /* there is nothing queued to send, so done */
790 if (asoc->locked_on_sending) {
793 if ((SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) &&
794 (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_ACK_SENT)) {
795 /* only send SHUTDOWN 1st time thru */
796 struct sctp_nets *netp;
798 if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) ||
799 (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
800 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
802 SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT);
803 SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING);
804 sctp_stop_timers_for_shutdown(stcb);
805 if (stcb->asoc.alternate) {
806 netp = stcb->asoc.alternate;
808 netp = stcb->asoc.primary_destination;
810 sctp_send_shutdown(stcb, netp);
811 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
812 stcb->sctp_ep, stcb, netp);
813 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD,
814 stcb->sctp_ep, stcb, netp);
815 sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED);
819 * we still got (or just got) data to send,
820 * so set SHUTDOWN_PENDING
823 * XXX sockets draft says that SCTP_EOF
824 * should be sent with no data. currently,
825 * we will allow user data to be sent first
826 * and move to SHUTDOWN-PENDING
828 struct sctp_nets *netp;
830 if (stcb->asoc.alternate) {
831 netp = stcb->asoc.alternate;
833 netp = stcb->asoc.primary_destination;
836 asoc->state |= SCTP_STATE_SHUTDOWN_PENDING;
837 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb,
839 if (asoc->locked_on_sending) {
840 /* Locked to send out the data */
841 struct sctp_stream_queue_pending *sp;
843 sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead);
845 SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n",
846 asoc->locked_on_sending->stream_no);
848 if ((sp->length == 0) && (sp->msg_is_complete == 0))
849 asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT;
852 if (TAILQ_EMPTY(&asoc->send_queue) &&
853 TAILQ_EMPTY(&asoc->sent_queue) &&
854 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
858 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
859 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4;
860 sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED);
861 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
862 if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) ||
863 (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
864 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
866 SCTP_INP_RUNLOCK(inp);
867 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
868 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5);
871 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
874 soisdisconnecting(so);
875 SCTP_TCB_UNLOCK(stcb);
876 SCTP_INP_RUNLOCK(inp);
881 /* UDP model does not support this */
882 SCTP_INP_RUNLOCK(inp);
883 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
889 sctp_flush(struct socket *so, int how)
892 * We will just clear out the values and let subsequent close clear
893 * out the data, if any. Note if the user did a shutdown(SHUT_RD)
894 * they will not be able to read the data, the socket will block
895 * that from happening.
897 struct sctp_inpcb *inp;
899 inp = (struct sctp_inpcb *)so->so_pcb;
901 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
905 /* For the 1 to many model this does nothing */
906 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
907 SCTP_INP_RUNLOCK(inp);
910 SCTP_INP_RUNLOCK(inp);
911 if ((how == PRU_FLUSH_RD) || (how == PRU_FLUSH_RDWR)) {
913 * First make sure the sb will be happy, we don't use these
914 * except maybe the count
917 SCTP_INP_READ_LOCK(inp);
918 inp->sctp_flags |= SCTP_PCB_FLAGS_SOCKET_CANT_READ;
919 SCTP_INP_READ_UNLOCK(inp);
920 SCTP_INP_WUNLOCK(inp);
921 so->so_rcv.sb_cc = 0;
922 so->so_rcv.sb_mbcnt = 0;
923 so->so_rcv.sb_mb = NULL;
925 if ((how == PRU_FLUSH_WR) || (how == PRU_FLUSH_RDWR)) {
927 * First make sure the sb will be happy, we don't use these
928 * except maybe the count
930 so->so_snd.sb_cc = 0;
931 so->so_snd.sb_mbcnt = 0;
932 so->so_snd.sb_mb = NULL;
939 sctp_shutdown(struct socket *so)
941 struct sctp_inpcb *inp;
943 inp = (struct sctp_inpcb *)so->so_pcb;
945 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
949 /* For UDP model this is a invalid call */
950 if (!((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
951 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) {
952 /* Restore the flags that the soshutdown took away. */
953 SOCKBUF_LOCK(&so->so_rcv);
954 so->so_rcv.sb_state &= ~SBS_CANTRCVMORE;
955 SOCKBUF_UNLOCK(&so->so_rcv);
956 /* This proc will wakeup for read and do nothing (I hope) */
957 SCTP_INP_RUNLOCK(inp);
958 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
962 * Ok if we reach here its the TCP model and it is either a SHUT_WR
963 * or SHUT_RDWR. This means we put the shutdown flag against it.
966 struct sctp_tcb *stcb;
967 struct sctp_association *asoc;
970 (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) {
971 SCTP_INP_RUNLOCK(inp);
976 stcb = LIST_FIRST(&inp->sctp_asoc_list);
979 * Ok we hit the case that the shutdown call was
980 * made after an abort or something. Nothing to do
983 SCTP_INP_RUNLOCK(inp);
988 if (TAILQ_EMPTY(&asoc->send_queue) &&
989 TAILQ_EMPTY(&asoc->sent_queue) &&
990 (asoc->stream_queue_cnt == 0)) {
991 if (asoc->locked_on_sending) {
994 /* there is nothing queued to send, so I'm done... */
995 if (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) {
996 /* only send SHUTDOWN the first time through */
997 struct sctp_nets *netp;
999 if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) ||
1000 (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
1001 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
1003 SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT);
1004 SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING);
1005 sctp_stop_timers_for_shutdown(stcb);
1006 if (stcb->asoc.alternate) {
1007 netp = stcb->asoc.alternate;
1009 netp = stcb->asoc.primary_destination;
1011 sctp_send_shutdown(stcb, netp);
1012 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
1013 stcb->sctp_ep, stcb, netp);
1014 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD,
1015 stcb->sctp_ep, stcb, netp);
1016 sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED);
1020 * we still got (or just got) data to send, so set
1023 struct sctp_nets *netp;
1025 if (stcb->asoc.alternate) {
1026 netp = stcb->asoc.alternate;
1028 netp = stcb->asoc.primary_destination;
1031 asoc->state |= SCTP_STATE_SHUTDOWN_PENDING;
1032 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb,
1035 if (asoc->locked_on_sending) {
1036 /* Locked to send out the data */
1037 struct sctp_stream_queue_pending *sp;
1039 sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead);
1041 SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n",
1042 asoc->locked_on_sending->stream_no);
1044 if ((sp->length == 0) && (sp->msg_is_complete == 0)) {
1045 asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT;
1049 if (TAILQ_EMPTY(&asoc->send_queue) &&
1050 TAILQ_EMPTY(&asoc->sent_queue) &&
1051 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
1052 struct mbuf *op_err;
1055 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
1056 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6;
1057 sctp_abort_an_association(stcb->sctp_ep, stcb,
1058 op_err, SCTP_SO_LOCKED);
1061 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
1064 SCTP_TCB_UNLOCK(stcb);
1067 SCTP_INP_RUNLOCK(inp);
1072 * copies a "user" presentable address and removes embedded scope, etc.
1073 * returns 0 on success, 1 on error
1076 sctp_fill_user_address(struct sockaddr_storage *ss, struct sockaddr *sa)
1079 struct sockaddr_in6 lsa6;
1081 sa = (struct sockaddr *)sctp_recover_scope((struct sockaddr_in6 *)sa,
1084 memcpy(ss, sa, sa->sa_len);
1091 * NOTE: assumes addr lock is held
1094 sctp_fill_up_addresses_vrf(struct sctp_inpcb *inp,
1095 struct sctp_tcb *stcb,
1097 struct sockaddr_storage *sas,
1100 struct sctp_ifn *sctp_ifn;
1101 struct sctp_ifa *sctp_ifa;
1106 int ipv4_local_scope, ipv4_addr_legal;
1110 int local_scope, site_scope, ipv6_addr_legal;
1113 struct sctp_vrf *vrf;
1120 /* Turn on all the appropriate scope */
1121 loopback_scope = stcb->asoc.scope.loopback_scope;
1123 ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope;
1124 ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal;
1127 local_scope = stcb->asoc.scope.local_scope;
1128 site_scope = stcb->asoc.scope.site_scope;
1129 ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal;
1132 /* Use generic values for endpoints. */
1135 ipv4_local_scope = 1;
1141 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
1143 ipv6_addr_legal = 1;
1146 if (SCTP_IPV6_V6ONLY(inp)) {
1147 ipv4_addr_legal = 0;
1149 ipv4_addr_legal = 1;
1154 ipv6_addr_legal = 0;
1157 ipv4_addr_legal = 1;
1161 vrf = sctp_find_vrf(vrf_id);
1165 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1166 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1167 if ((loopback_scope == 0) &&
1168 SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) {
1169 /* Skip loopback if loopback_scope not set */
1172 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1175 * For the BOUND-ALL case, the list
1176 * associated with a TCB is Always
1177 * considered a reverse list.. i.e.
1178 * it lists addresses that are NOT
1179 * part of the association. If this
1180 * is one of those we must skip it.
1182 if (sctp_is_addr_restricted(stcb,
1187 switch (sctp_ifa->address.sa.sa_family) {
1190 if (ipv4_addr_legal) {
1191 struct sockaddr_in *sin;
1193 sin = &sctp_ifa->address.sin;
1194 if (sin->sin_addr.s_addr == 0) {
1202 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
1203 &sin->sin_addr) != 0) {
1206 if ((ipv4_local_scope == 0) &&
1207 (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) {
1211 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
1212 in6_sin_2_v4mapsin6(sin, (struct sockaddr_in6 *)sas);
1213 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1214 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(struct sockaddr_in6));
1215 actual += sizeof(struct sockaddr_in6);
1218 memcpy(sas, sin, sizeof(*sin));
1219 ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport;
1220 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin));
1221 actual += sizeof(*sin);
1225 if (actual >= limit) {
1235 if (ipv6_addr_legal) {
1236 struct sockaddr_in6 *sin6;
1238 sin6 = &sctp_ifa->address.sin6;
1239 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
1247 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
1248 &sin6->sin6_addr) != 0) {
1251 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
1252 if (local_scope == 0)
1254 if (sin6->sin6_scope_id == 0) {
1255 if (sa6_recoverscope(sin6) != 0)
1273 if ((site_scope == 0) &&
1274 (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) {
1277 memcpy(sas, sin6, sizeof(*sin6));
1278 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1279 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin6));
1280 actual += sizeof(*sin6);
1281 if (actual >= limit) {
1296 struct sctp_laddr *laddr;
1298 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1300 if (sctp_is_addr_restricted(stcb, laddr->ifa)) {
1304 if (sctp_fill_user_address(sas, &laddr->ifa->address.sa))
1306 switch (laddr->ifa->address.sa.sa_family) {
1309 ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport;
1314 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1321 sas = (struct sockaddr_storage *)((caddr_t)sas +
1322 laddr->ifa->address.sa.sa_len);
1323 actual += laddr->ifa->address.sa.sa_len;
1324 if (actual >= limit) {
1333 sctp_fill_up_addresses(struct sctp_inpcb *inp,
1334 struct sctp_tcb *stcb,
1336 struct sockaddr_storage *sas)
1340 SCTP_IPI_ADDR_RLOCK();
1341 /* fill up addresses for the endpoint's default vrf */
1342 size = sctp_fill_up_addresses_vrf(inp, stcb, limit, sas,
1344 SCTP_IPI_ADDR_RUNLOCK();
1349 * NOTE: assumes addr lock is held
1352 sctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id)
1355 struct sctp_vrf *vrf = NULL;
1358 * In both sub-set bound an bound_all cases we return the MAXIMUM
1359 * number of addresses that you COULD get. In reality the sub-set
1360 * bound may have an exclusion list for a given TCB OR in the
1361 * bound-all case a TCB may NOT include the loopback or other
1362 * addresses as well.
1364 vrf = sctp_find_vrf(vrf_id);
1368 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1369 struct sctp_ifn *sctp_ifn;
1370 struct sctp_ifa *sctp_ifa;
1372 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1373 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1374 /* Count them if they are the right type */
1375 switch (sctp_ifa->address.sa.sa_family) {
1379 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1380 cnt += sizeof(struct sockaddr_in6);
1382 cnt += sizeof(struct sockaddr_in);
1384 cnt += sizeof(struct sockaddr_in);
1390 cnt += sizeof(struct sockaddr_in6);
1399 struct sctp_laddr *laddr;
1401 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1402 switch (laddr->ifa->address.sa.sa_family) {
1406 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1407 cnt += sizeof(struct sockaddr_in6);
1409 cnt += sizeof(struct sockaddr_in);
1411 cnt += sizeof(struct sockaddr_in);
1417 cnt += sizeof(struct sockaddr_in6);
1429 sctp_count_max_addresses(struct sctp_inpcb *inp)
1433 SCTP_IPI_ADDR_RLOCK();
1434 /* count addresses for the endpoint's default VRF */
1435 cnt = sctp_count_max_addresses_vrf(inp, inp->def_vrf_id);
1436 SCTP_IPI_ADDR_RUNLOCK();
1441 sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval,
1442 size_t optsize, void *p, int delay)
1445 int creat_lock_on = 0;
1446 struct sctp_tcb *stcb = NULL;
1447 struct sockaddr *sa;
1448 int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr;
1450 int bad_addresses = 0;
1453 SCTPDBG(SCTP_DEBUG_PCB1, "Connectx called\n");
1455 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
1456 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
1457 /* We are already connected AND the TCP model */
1458 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
1459 return (EADDRINUSE);
1461 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
1462 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
1463 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1466 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
1467 SCTP_INP_RLOCK(inp);
1468 stcb = LIST_FIRST(&inp->sctp_asoc_list);
1469 SCTP_INP_RUNLOCK(inp);
1472 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
1475 SCTP_INP_INCR_REF(inp);
1476 SCTP_ASOC_CREATE_LOCK(inp);
1478 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
1479 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
1480 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
1484 totaddrp = (int *)optval;
1485 totaddr = *totaddrp;
1486 sa = (struct sockaddr *)(totaddrp + 1);
1487 stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (optsize - sizeof(int)), &bad_addresses);
1488 if ((stcb != NULL) || bad_addresses) {
1489 /* Already have or am bring up an association */
1490 SCTP_ASOC_CREATE_UNLOCK(inp);
1493 SCTP_TCB_UNLOCK(stcb);
1494 if (bad_addresses == 0) {
1495 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
1501 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
1506 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
1508 struct in6pcb *inp6;
1510 inp6 = (struct in6pcb *)inp;
1511 if (SCTP_IPV6_V6ONLY(inp6)) {
1513 * if IPV6_V6ONLY flag, ignore connections destined
1514 * to a v4 addr or v4-mapped addr
1516 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1522 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
1523 SCTP_PCB_FLAGS_UNBOUND) {
1524 /* Bind a ephemeral port */
1525 error = sctp_inpcb_bind(so, NULL, NULL, p);
1530 /* FIX ME: do we want to pass in a vrf on the connect call? */
1531 vrf_id = inp->def_vrf_id;
1534 /* We are GOOD to go */
1535 stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id,
1539 /* Gak! no memory */
1542 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
1543 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
1544 /* Set the connected flag so we can queue data */
1547 SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT);
1548 /* move to second address */
1549 switch (sa->sa_family) {
1552 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in));
1557 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in6));
1565 sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error);
1566 /* Fill in the return id */
1568 (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE,
1569 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7);
1572 a_id = (sctp_assoc_t *) optval;
1573 *a_id = sctp_get_associd(stcb);
1575 /* initialize authentication parameters for the assoc */
1576 sctp_initialize_auth_params(inp, stcb);
1579 /* doing delayed connection */
1580 stcb->asoc.delayed_connection = 1;
1581 sctp_timer_start(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination);
1583 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
1584 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
1586 SCTP_TCB_UNLOCK(stcb);
1587 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
1588 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
1589 /* Set the connected flag so we can queue data */
1593 if (creat_lock_on) {
1594 SCTP_ASOC_CREATE_UNLOCK(inp);
1596 SCTP_INP_DECR_REF(inp);
1600 #define SCTP_FIND_STCB(inp, stcb, assoc_id) { \
1601 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||\
1602 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { \
1603 SCTP_INP_RLOCK(inp); \
1604 stcb = LIST_FIRST(&inp->sctp_asoc_list); \
1606 SCTP_TCB_LOCK(stcb); \
1608 SCTP_INP_RUNLOCK(inp); \
1609 } else if (assoc_id > SCTP_ALL_ASSOC) { \
1610 stcb = sctp_findassociation_ep_asocid(inp, assoc_id, 1); \
1611 if (stcb == NULL) { \
1612 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); \
1622 #define SCTP_CHECK_AND_CAST(destp, srcp, type, size) {\
1623 if (size < sizeof(type)) { \
1624 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); \
1628 destp = (type *)srcp; \
1633 sctp_getopt(struct socket *so, int optname, void *optval, size_t *optsize,
1636 struct sctp_inpcb *inp = NULL;
1638 struct sctp_tcb *stcb = NULL;
1640 if (optval == NULL) {
1641 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1644 inp = (struct sctp_inpcb *)so->so_pcb;
1646 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1653 case SCTP_AUTOCLOSE:
1654 case SCTP_EXPLICIT_EOR:
1655 case SCTP_AUTO_ASCONF:
1656 case SCTP_DISABLE_FRAGMENTS:
1657 case SCTP_I_WANT_MAPPED_V4_ADDR:
1658 case SCTP_USE_EXT_RCVINFO:
1659 SCTP_INP_RLOCK(inp);
1661 case SCTP_DISABLE_FRAGMENTS:
1662 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NO_FRAGMENT);
1664 case SCTP_I_WANT_MAPPED_V4_ADDR:
1665 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4);
1667 case SCTP_AUTO_ASCONF:
1668 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1669 /* only valid for bound all sockets */
1670 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTO_ASCONF);
1672 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1677 case SCTP_EXPLICIT_EOR:
1678 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXPLICIT_EOR);
1681 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NODELAY);
1683 case SCTP_USE_EXT_RCVINFO:
1684 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXT_RCVINFO);
1686 case SCTP_AUTOCLOSE:
1687 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTOCLOSE))
1688 val = TICKS_TO_SEC(inp->sctp_ep.auto_close_time);
1694 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
1695 error = ENOPROTOOPT;
1696 } /* end switch (sopt->sopt_name) */
1697 if (*optsize < sizeof(val)) {
1698 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1702 SCTP_INP_RUNLOCK(inp);
1704 /* return the option value */
1705 *(int *)optval = val;
1706 *optsize = sizeof(val);
1709 case SCTP_GET_PACKET_LOG:
1711 #ifdef SCTP_PACKET_LOGGING
1715 SCTP_CHECK_AND_CAST(target, optval, uint8_t, *optsize);
1716 ret = sctp_copy_out_packet_log(target, (int)*optsize);
1719 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
1724 case SCTP_REUSE_PORT:
1728 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
1729 /* Can't do this for a 1-m socket */
1733 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1734 *value = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
1735 *optsize = sizeof(uint32_t);
1738 case SCTP_PARTIAL_DELIVERY_POINT:
1742 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1743 *value = inp->partial_delivery_point;
1744 *optsize = sizeof(uint32_t);
1747 case SCTP_FRAGMENT_INTERLEAVE:
1751 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1752 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) {
1753 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS)) {
1754 *value = SCTP_FRAG_LEVEL_2;
1756 *value = SCTP_FRAG_LEVEL_1;
1759 *value = SCTP_FRAG_LEVEL_0;
1761 *optsize = sizeof(uint32_t);
1764 case SCTP_CMT_ON_OFF:
1766 struct sctp_assoc_value *av;
1768 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1769 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1771 av->assoc_value = stcb->asoc.sctp_cmt_on_off;
1772 SCTP_TCB_UNLOCK(stcb);
1774 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1775 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1776 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1777 SCTP_INP_RLOCK(inp);
1778 av->assoc_value = inp->sctp_cmt_on_off;
1779 SCTP_INP_RUNLOCK(inp);
1781 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1786 *optsize = sizeof(struct sctp_assoc_value);
1790 case SCTP_PLUGGABLE_CC:
1792 struct sctp_assoc_value *av;
1794 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1795 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1797 av->assoc_value = stcb->asoc.congestion_control_module;
1798 SCTP_TCB_UNLOCK(stcb);
1800 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1801 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1802 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1803 SCTP_INP_RLOCK(inp);
1804 av->assoc_value = inp->sctp_ep.sctp_default_cc_module;
1805 SCTP_INP_RUNLOCK(inp);
1807 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1812 *optsize = sizeof(struct sctp_assoc_value);
1816 case SCTP_CC_OPTION:
1818 struct sctp_cc_option *cc_opt;
1820 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, *optsize);
1821 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
1825 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
1828 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 0, cc_opt);
1829 *optsize = sizeof(struct sctp_cc_option);
1831 SCTP_TCB_UNLOCK(stcb);
1835 case SCTP_PLUGGABLE_SS:
1837 struct sctp_assoc_value *av;
1839 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1840 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1842 av->assoc_value = stcb->asoc.stream_scheduling_module;
1843 SCTP_TCB_UNLOCK(stcb);
1845 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1846 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1847 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1848 SCTP_INP_RLOCK(inp);
1849 av->assoc_value = inp->sctp_ep.sctp_default_ss_module;
1850 SCTP_INP_RUNLOCK(inp);
1852 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1857 *optsize = sizeof(struct sctp_assoc_value);
1863 struct sctp_stream_value *av;
1865 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, *optsize);
1866 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1868 if ((av->stream_id >= stcb->asoc.streamoutcnt) ||
1869 (stcb->asoc.ss_functions.sctp_ss_get_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
1870 &av->stream_value) < 0)) {
1871 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1874 *optsize = sizeof(struct sctp_stream_value);
1876 SCTP_TCB_UNLOCK(stcb);
1879 * Can't get stream value without
1882 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1887 case SCTP_GET_ADDR_LEN:
1889 struct sctp_assoc_value *av;
1891 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1894 if (av->assoc_value == AF_INET) {
1895 av->assoc_value = sizeof(struct sockaddr_in);
1900 if (av->assoc_value == AF_INET6) {
1901 av->assoc_value = sizeof(struct sockaddr_in6);
1906 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1908 *optsize = sizeof(struct sctp_assoc_value);
1912 case SCTP_GET_ASSOC_NUMBER:
1914 uint32_t *value, cnt;
1916 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1918 SCTP_INP_RLOCK(inp);
1919 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1922 SCTP_INP_RUNLOCK(inp);
1924 *optsize = sizeof(uint32_t);
1927 case SCTP_GET_ASSOC_ID_LIST:
1929 struct sctp_assoc_ids *ids;
1930 unsigned int at, limit;
1932 SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize);
1934 limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t);
1935 SCTP_INP_RLOCK(inp);
1936 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1938 ids->gaids_assoc_id[at++] = sctp_get_associd(stcb);
1941 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1945 SCTP_INP_RUNLOCK(inp);
1947 ids->gaids_number_of_ids = at;
1948 *optsize = ((at * sizeof(sctp_assoc_t)) + sizeof(uint32_t));
1954 struct sctp_assoc_value *av;
1956 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1957 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1960 av->assoc_value = stcb->asoc.context;
1961 SCTP_TCB_UNLOCK(stcb);
1963 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1964 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1965 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1966 SCTP_INP_RLOCK(inp);
1967 av->assoc_value = inp->sctp_context;
1968 SCTP_INP_RUNLOCK(inp);
1970 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1975 *optsize = sizeof(struct sctp_assoc_value);
1981 uint32_t *default_vrfid;
1983 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, *optsize);
1984 *default_vrfid = inp->def_vrf_id;
1985 *optsize = sizeof(uint32_t);
1988 case SCTP_GET_ASOC_VRF:
1990 struct sctp_assoc_value *id;
1992 SCTP_CHECK_AND_CAST(id, optval, struct sctp_assoc_value, *optsize);
1993 SCTP_FIND_STCB(inp, stcb, id->assoc_id);
1996 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1998 id->assoc_value = stcb->asoc.vrf_id;
1999 *optsize = sizeof(struct sctp_assoc_value);
2003 case SCTP_GET_VRF_IDS:
2005 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
2009 case SCTP_GET_NONCE_VALUES:
2011 struct sctp_get_nonce_values *gnv;
2013 SCTP_CHECK_AND_CAST(gnv, optval, struct sctp_get_nonce_values, *optsize);
2014 SCTP_FIND_STCB(inp, stcb, gnv->gn_assoc_id);
2017 gnv->gn_peers_tag = stcb->asoc.peer_vtag;
2018 gnv->gn_local_tag = stcb->asoc.my_vtag;
2019 SCTP_TCB_UNLOCK(stcb);
2020 *optsize = sizeof(struct sctp_get_nonce_values);
2022 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2027 case SCTP_DELAYED_SACK:
2029 struct sctp_sack_info *sack;
2031 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, *optsize);
2032 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
2034 sack->sack_delay = stcb->asoc.delayed_ack;
2035 sack->sack_freq = stcb->asoc.sack_freq;
2036 SCTP_TCB_UNLOCK(stcb);
2038 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2039 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2040 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC)) {
2041 SCTP_INP_RLOCK(inp);
2042 sack->sack_delay = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV]);
2043 sack->sack_freq = inp->sctp_ep.sctp_sack_freq;
2044 SCTP_INP_RUNLOCK(inp);
2046 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2051 *optsize = sizeof(struct sctp_sack_info);
2055 case SCTP_GET_SNDBUF_USE:
2057 struct sctp_sockstat *ss;
2059 SCTP_CHECK_AND_CAST(ss, optval, struct sctp_sockstat, *optsize);
2060 SCTP_FIND_STCB(inp, stcb, ss->ss_assoc_id);
2063 ss->ss_total_sndbuf = stcb->asoc.total_output_queue_size;
2064 ss->ss_total_recv_buf = (stcb->asoc.size_on_reasm_queue +
2065 stcb->asoc.size_on_all_streams);
2066 SCTP_TCB_UNLOCK(stcb);
2067 *optsize = sizeof(struct sctp_sockstat);
2069 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2074 case SCTP_MAX_BURST:
2076 struct sctp_assoc_value *av;
2078 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2079 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2082 av->assoc_value = stcb->asoc.max_burst;
2083 SCTP_TCB_UNLOCK(stcb);
2085 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2086 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2087 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
2088 SCTP_INP_RLOCK(inp);
2089 av->assoc_value = inp->sctp_ep.max_burst;
2090 SCTP_INP_RUNLOCK(inp);
2092 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2097 *optsize = sizeof(struct sctp_assoc_value);
2103 struct sctp_assoc_value *av;
2106 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2107 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2110 av->assoc_value = sctp_get_frag_point(stcb, &stcb->asoc);
2111 SCTP_TCB_UNLOCK(stcb);
2113 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2114 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2115 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
2116 SCTP_INP_RLOCK(inp);
2117 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
2118 ovh = SCTP_MED_OVERHEAD;
2120 ovh = SCTP_MED_V4_OVERHEAD;
2122 if (inp->sctp_frag_point >= SCTP_DEFAULT_MAXSEGMENT)
2123 av->assoc_value = 0;
2125 av->assoc_value = inp->sctp_frag_point - ovh;
2126 SCTP_INP_RUNLOCK(inp);
2128 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2133 *optsize = sizeof(struct sctp_assoc_value);
2137 case SCTP_GET_STAT_LOG:
2138 error = sctp_fill_stat_log(optval, optsize);
2142 struct sctp_event_subscribe *events;
2144 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, *optsize);
2145 memset(events, 0, sizeof(struct sctp_event_subscribe));
2146 SCTP_INP_RLOCK(inp);
2147 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT))
2148 events->sctp_data_io_event = 1;
2150 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT))
2151 events->sctp_association_event = 1;
2153 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT))
2154 events->sctp_address_event = 1;
2156 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT))
2157 events->sctp_send_failure_event = 1;
2159 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR))
2160 events->sctp_peer_error_event = 1;
2162 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT))
2163 events->sctp_shutdown_event = 1;
2165 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT))
2166 events->sctp_partial_delivery_event = 1;
2168 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT))
2169 events->sctp_adaptation_layer_event = 1;
2171 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT))
2172 events->sctp_authentication_event = 1;
2174 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT))
2175 events->sctp_sender_dry_event = 1;
2177 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT))
2178 events->sctp_stream_reset_event = 1;
2179 SCTP_INP_RUNLOCK(inp);
2180 *optsize = sizeof(struct sctp_event_subscribe);
2183 case SCTP_ADAPTATION_LAYER:
2187 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2189 SCTP_INP_RLOCK(inp);
2190 *value = inp->sctp_ep.adaptation_layer_indicator;
2191 SCTP_INP_RUNLOCK(inp);
2192 *optsize = sizeof(uint32_t);
2195 case SCTP_SET_INITIAL_DBG_SEQ:
2199 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2200 SCTP_INP_RLOCK(inp);
2201 *value = inp->sctp_ep.initial_sequence_debug;
2202 SCTP_INP_RUNLOCK(inp);
2203 *optsize = sizeof(uint32_t);
2206 case SCTP_GET_LOCAL_ADDR_SIZE:
2210 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2211 SCTP_INP_RLOCK(inp);
2212 *value = sctp_count_max_addresses(inp);
2213 SCTP_INP_RUNLOCK(inp);
2214 *optsize = sizeof(uint32_t);
2217 case SCTP_GET_REMOTE_ADDR_SIZE:
2221 struct sctp_nets *net;
2223 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2224 /* FIXME MT: change to sctp_assoc_value? */
2225 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value);
2229 /* Count the sizes */
2230 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2231 switch (net->ro._l_addr.sa.sa_family) {
2235 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2236 size += sizeof(struct sockaddr_in6);
2238 size += sizeof(struct sockaddr_in);
2241 size += sizeof(struct sockaddr_in);
2247 size += sizeof(struct sockaddr_in6);
2254 SCTP_TCB_UNLOCK(stcb);
2255 *value = (uint32_t) size;
2256 *optsize = sizeof(uint32_t);
2258 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2263 case SCTP_GET_PEER_ADDRESSES:
2265 * Get the address information, an array is passed in to
2266 * fill up we pack it.
2270 struct sockaddr_storage *sas;
2271 struct sctp_nets *net;
2272 struct sctp_getaddresses *saddr;
2274 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2275 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2278 left = (*optsize) - sizeof(struct sctp_getaddresses);
2279 *optsize = sizeof(struct sctp_getaddresses);
2280 sas = (struct sockaddr_storage *)&saddr->addr[0];
2282 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2283 switch (net->ro._l_addr.sa.sa_family) {
2287 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2288 cpsz = sizeof(struct sockaddr_in6);
2290 cpsz = sizeof(struct sockaddr_in);
2293 cpsz = sizeof(struct sockaddr_in);
2299 cpsz = sizeof(struct sockaddr_in6);
2310 /* not enough room. */
2313 #if defined(INET) && defined(INET6)
2314 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) &&
2315 (net->ro._l_addr.sa.sa_family == AF_INET)) {
2316 /* Must map the address */
2317 in6_sin_2_v4mapsin6(&net->ro._l_addr.sin,
2318 (struct sockaddr_in6 *)sas);
2320 memcpy(sas, &net->ro._l_addr, cpsz);
2323 memcpy(sas, &net->ro._l_addr, cpsz);
2325 ((struct sockaddr_in *)sas)->sin_port = stcb->rport;
2327 sas = (struct sockaddr_storage *)((caddr_t)sas + cpsz);
2331 SCTP_TCB_UNLOCK(stcb);
2333 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2338 case SCTP_GET_LOCAL_ADDRESSES:
2340 size_t limit, actual;
2341 struct sockaddr_storage *sas;
2342 struct sctp_getaddresses *saddr;
2344 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2345 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2347 sas = (struct sockaddr_storage *)&saddr->addr[0];
2348 limit = *optsize - sizeof(sctp_assoc_t);
2349 actual = sctp_fill_up_addresses(inp, stcb, limit, sas);
2351 SCTP_TCB_UNLOCK(stcb);
2353 *optsize = sizeof(struct sockaddr_storage) + actual;
2356 case SCTP_PEER_ADDR_PARAMS:
2358 struct sctp_paddrparams *paddrp;
2359 struct sctp_nets *net;
2360 struct sockaddr *addr;
2362 #if defined(INET) && defined(INET6)
2363 struct sockaddr_in sin_store;
2367 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize);
2368 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
2370 #if defined(INET) && defined(INET6)
2371 if (paddrp->spp_address.ss_family == AF_INET6) {
2372 struct sockaddr_in6 *sin6;
2374 sin6 = (struct sockaddr_in6 *)&paddrp->spp_address;
2375 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
2376 in6_sin6_2_sin(&sin_store, sin6);
2377 addr = (struct sockaddr *)&sin_store;
2379 addr = (struct sockaddr *)&paddrp->spp_address;
2382 addr = (struct sockaddr *)&paddrp->spp_address;
2385 addr = (struct sockaddr *)&paddrp->spp_address;
2388 net = sctp_findnet(stcb, addr);
2391 * We increment here since
2392 * sctp_findassociation_ep_addr() wil do a
2393 * decrement if it finds the stcb as long as
2394 * the locked tcb (last argument) is NOT a
2398 SCTP_INP_INCR_REF(inp);
2399 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
2401 SCTP_INP_DECR_REF(inp);
2404 if ((stcb != NULL) && (net == NULL)) {
2406 if (addr->sa_family == AF_INET) {
2407 struct sockaddr_in *sin;
2409 sin = (struct sockaddr_in *)addr;
2410 if (sin->sin_addr.s_addr != INADDR_ANY) {
2412 SCTP_TCB_UNLOCK(stcb);
2413 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2419 if (addr->sa_family == AF_INET6) {
2420 struct sockaddr_in6 *sin6;
2422 sin6 = (struct sockaddr_in6 *)addr;
2423 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
2425 SCTP_TCB_UNLOCK(stcb);
2426 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2432 error = EAFNOSUPPORT;
2433 SCTP_TCB_UNLOCK(stcb);
2434 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2439 /* Applies to the specific association */
2440 paddrp->spp_flags = 0;
2442 paddrp->spp_hbinterval = net->heart_beat_delay;
2443 paddrp->spp_pathmaxrxt = net->failure_threshold;
2444 paddrp->spp_pathmtu = net->mtu;
2445 switch (net->ro._l_addr.sa.sa_family) {
2448 paddrp->spp_pathmtu -= SCTP_MIN_V4_OVERHEAD;
2453 paddrp->spp_pathmtu -= SCTP_MIN_V4_OVERHEAD;
2459 /* get flags for HB */
2460 if (net->dest_state & SCTP_ADDR_NOHB) {
2461 paddrp->spp_flags |= SPP_HB_DISABLE;
2463 paddrp->spp_flags |= SPP_HB_ENABLE;
2465 /* get flags for PMTU */
2466 if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
2467 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2469 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2471 if (net->dscp & 0x01) {
2472 paddrp->spp_dscp = net->dscp & 0xfc;
2473 paddrp->spp_flags |= SPP_DSCP;
2476 if ((net->ro._l_addr.sa.sa_family == AF_INET6) &&
2477 (net->flowlabel & 0x80000000)) {
2478 paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff;
2479 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2484 * No destination so return default
2487 paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure;
2488 paddrp->spp_pathmtu = 0;
2489 if (stcb->asoc.default_dscp & 0x01) {
2490 paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc;
2491 paddrp->spp_flags |= SPP_DSCP;
2494 if (stcb->asoc.default_flowlabel & 0x80000000) {
2495 paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff;
2496 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2499 /* default settings should be these */
2500 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2501 paddrp->spp_flags |= SPP_HB_DISABLE;
2503 paddrp->spp_flags |= SPP_HB_ENABLE;
2505 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2506 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2508 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2510 paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay;
2512 paddrp->spp_assoc_id = sctp_get_associd(stcb);
2513 SCTP_TCB_UNLOCK(stcb);
2515 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2516 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2517 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
2518 /* Use endpoint defaults */
2519 SCTP_INP_RLOCK(inp);
2520 paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure;
2521 paddrp->spp_hbinterval = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]);
2522 paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC;
2523 /* get inp's default */
2524 if (inp->sctp_ep.default_dscp & 0x01) {
2525 paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc;
2526 paddrp->spp_flags |= SPP_DSCP;
2529 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
2530 (inp->sctp_ep.default_flowlabel & 0x80000000)) {
2531 paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff;
2532 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2535 /* can't return this */
2536 paddrp->spp_pathmtu = 0;
2538 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2539 paddrp->spp_flags |= SPP_HB_ENABLE;
2541 paddrp->spp_flags |= SPP_HB_DISABLE;
2543 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2544 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2546 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2548 SCTP_INP_RUNLOCK(inp);
2550 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2555 *optsize = sizeof(struct sctp_paddrparams);
2559 case SCTP_GET_PEER_ADDR_INFO:
2561 struct sctp_paddrinfo *paddri;
2562 struct sctp_nets *net;
2563 struct sockaddr *addr;
2565 #if defined(INET) && defined(INET6)
2566 struct sockaddr_in sin_store;
2570 SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize);
2571 SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id);
2573 #if defined(INET) && defined(INET6)
2574 if (paddri->spinfo_address.ss_family == AF_INET6) {
2575 struct sockaddr_in6 *sin6;
2577 sin6 = (struct sockaddr_in6 *)&paddri->spinfo_address;
2578 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
2579 in6_sin6_2_sin(&sin_store, sin6);
2580 addr = (struct sockaddr *)&sin_store;
2582 addr = (struct sockaddr *)&paddri->spinfo_address;
2585 addr = (struct sockaddr *)&paddri->spinfo_address;
2588 addr = (struct sockaddr *)&paddri->spinfo_address;
2591 net = sctp_findnet(stcb, addr);
2594 * We increment here since
2595 * sctp_findassociation_ep_addr() wil do a
2596 * decrement if it finds the stcb as long as
2597 * the locked tcb (last argument) is NOT a
2601 SCTP_INP_INCR_REF(inp);
2602 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
2604 SCTP_INP_DECR_REF(inp);
2608 if ((stcb != NULL) && (net != NULL)) {
2609 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2610 /* It's unconfirmed */
2611 paddri->spinfo_state = SCTP_UNCONFIRMED;
2612 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2614 paddri->spinfo_state = SCTP_ACTIVE;
2617 paddri->spinfo_state = SCTP_INACTIVE;
2619 paddri->spinfo_cwnd = net->cwnd;
2620 paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2621 paddri->spinfo_rto = net->RTO;
2622 paddri->spinfo_assoc_id = sctp_get_associd(stcb);
2623 paddri->spinfo_mtu = net->mtu;
2624 switch (addr->sa_family) {
2627 paddri->spinfo_mtu -= SCTP_MIN_V4_OVERHEAD;
2632 paddri->spinfo_mtu -= SCTP_MIN_OVERHEAD;
2638 SCTP_TCB_UNLOCK(stcb);
2639 *optsize = sizeof(struct sctp_paddrinfo);
2642 SCTP_TCB_UNLOCK(stcb);
2644 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2649 case SCTP_PCB_STATUS:
2651 struct sctp_pcbinfo *spcb;
2653 SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize);
2654 sctp_fill_pcbinfo(spcb);
2655 *optsize = sizeof(struct sctp_pcbinfo);
2660 struct sctp_nets *net;
2661 struct sctp_status *sstat;
2663 SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize);
2664 SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id);
2667 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2671 sstat->sstat_state = sctp_map_assoc_state(stcb->asoc.state);
2672 sstat->sstat_assoc_id = sctp_get_associd(stcb);
2673 sstat->sstat_rwnd = stcb->asoc.peers_rwnd;
2674 sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt;
2676 * We can't include chunks that have been passed to
2677 * the socket layer. Only things in queue.
2679 sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue +
2680 stcb->asoc.cnt_on_all_streams);
2683 sstat->sstat_instrms = stcb->asoc.streamincnt;
2684 sstat->sstat_outstrms = stcb->asoc.streamoutcnt;
2685 sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc);
2686 memcpy(&sstat->sstat_primary.spinfo_address,
2687 &stcb->asoc.primary_destination->ro._l_addr,
2688 ((struct sockaddr *)(&stcb->asoc.primary_destination->ro._l_addr))->sa_len);
2689 net = stcb->asoc.primary_destination;
2690 ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport;
2692 * Again the user can get info from sctp_constants.h
2693 * for what the state of the network is.
2695 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2696 /* It's unconfirmed */
2697 sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED;
2698 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2700 sstat->sstat_primary.spinfo_state = SCTP_ACTIVE;
2703 sstat->sstat_primary.spinfo_state = SCTP_INACTIVE;
2705 sstat->sstat_primary.spinfo_cwnd = net->cwnd;
2706 sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2707 sstat->sstat_primary.spinfo_rto = net->RTO;
2708 sstat->sstat_primary.spinfo_mtu = net->mtu;
2709 switch (stcb->asoc.primary_destination->ro._l_addr.sa.sa_family) {
2712 sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_V4_OVERHEAD;
2717 sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_OVERHEAD;
2723 sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb);
2724 SCTP_TCB_UNLOCK(stcb);
2725 *optsize = sizeof(struct sctp_status);
2730 struct sctp_rtoinfo *srto;
2732 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize);
2733 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
2736 srto->srto_initial = stcb->asoc.initial_rto;
2737 srto->srto_max = stcb->asoc.maxrto;
2738 srto->srto_min = stcb->asoc.minrto;
2739 SCTP_TCB_UNLOCK(stcb);
2741 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2742 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2743 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
2744 SCTP_INP_RLOCK(inp);
2745 srto->srto_initial = inp->sctp_ep.initial_rto;
2746 srto->srto_max = inp->sctp_ep.sctp_maxrto;
2747 srto->srto_min = inp->sctp_ep.sctp_minrto;
2748 SCTP_INP_RUNLOCK(inp);
2750 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2755 *optsize = sizeof(struct sctp_rtoinfo);
2761 struct sctp_timeouts *stimo;
2763 SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize);
2764 SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id);
2767 stimo->stimo_init = stcb->asoc.timoinit;
2768 stimo->stimo_data = stcb->asoc.timodata;
2769 stimo->stimo_sack = stcb->asoc.timosack;
2770 stimo->stimo_shutdown = stcb->asoc.timoshutdown;
2771 stimo->stimo_heartbeat = stcb->asoc.timoheartbeat;
2772 stimo->stimo_cookie = stcb->asoc.timocookie;
2773 stimo->stimo_shutdownack = stcb->asoc.timoshutdownack;
2774 SCTP_TCB_UNLOCK(stcb);
2775 *optsize = sizeof(struct sctp_timeouts);
2777 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2782 case SCTP_ASSOCINFO:
2784 struct sctp_assocparams *sasoc;
2786 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize);
2787 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
2790 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(stcb->asoc.cookie_life);
2791 sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times;
2792 sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets;
2793 sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd;
2794 sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd;
2795 SCTP_TCB_UNLOCK(stcb);
2797 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2798 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2799 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
2800 SCTP_INP_RLOCK(inp);
2801 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(inp->sctp_ep.def_cookie_life);
2802 sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times;
2803 sasoc->sasoc_number_peer_destinations = 0;
2804 sasoc->sasoc_peer_rwnd = 0;
2805 sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv);
2806 SCTP_INP_RUNLOCK(inp);
2808 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2813 *optsize = sizeof(struct sctp_assocparams);
2817 case SCTP_DEFAULT_SEND_PARAM:
2819 struct sctp_sndrcvinfo *s_info;
2821 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize);
2822 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
2825 memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send));
2826 SCTP_TCB_UNLOCK(stcb);
2828 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2829 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2830 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC)) {
2831 SCTP_INP_RLOCK(inp);
2832 memcpy(s_info, &inp->def_send, sizeof(inp->def_send));
2833 SCTP_INP_RUNLOCK(inp);
2835 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2840 *optsize = sizeof(struct sctp_sndrcvinfo);
2846 struct sctp_initmsg *sinit;
2848 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize);
2849 SCTP_INP_RLOCK(inp);
2850 sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count;
2851 sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome;
2852 sinit->sinit_max_attempts = inp->sctp_ep.max_init_times;
2853 sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max;
2854 SCTP_INP_RUNLOCK(inp);
2855 *optsize = sizeof(struct sctp_initmsg);
2858 case SCTP_PRIMARY_ADDR:
2859 /* we allow a "get" operation on this */
2861 struct sctp_setprim *ssp;
2863 SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize);
2864 SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id);
2867 union sctp_sockstore *addr;
2869 addr = &stcb->asoc.primary_destination->ro._l_addr;
2870 switch (addr->sa.sa_family) {
2874 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2875 in6_sin_2_v4mapsin6(&addr->sin,
2876 (struct sockaddr_in6 *)&ssp->ssp_addr);
2878 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2881 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2887 memcpy(&ssp->ssp_addr, &addr->sin6, sizeof(struct sockaddr_in6));
2893 SCTP_TCB_UNLOCK(stcb);
2894 *optsize = sizeof(struct sctp_setprim);
2896 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2901 case SCTP_HMAC_IDENT:
2903 struct sctp_hmacalgo *shmac;
2904 sctp_hmaclist_t *hmaclist;
2908 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize);
2910 SCTP_INP_RLOCK(inp);
2911 hmaclist = inp->sctp_ep.local_hmacs;
2912 if (hmaclist == NULL) {
2913 /* no HMACs to return */
2914 *optsize = sizeof(*shmac);
2915 SCTP_INP_RUNLOCK(inp);
2918 /* is there room for all of the hmac ids? */
2919 size = sizeof(*shmac) + (hmaclist->num_algo *
2920 sizeof(shmac->shmac_idents[0]));
2921 if ((size_t)(*optsize) < size) {
2922 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2924 SCTP_INP_RUNLOCK(inp);
2927 /* copy in the list */
2928 shmac->shmac_number_of_idents = hmaclist->num_algo;
2929 for (i = 0; i < hmaclist->num_algo; i++) {
2930 shmac->shmac_idents[i] = hmaclist->hmac[i];
2932 SCTP_INP_RUNLOCK(inp);
2936 case SCTP_AUTH_ACTIVE_KEY:
2938 struct sctp_authkeyid *scact;
2940 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize);
2941 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
2944 /* get the active key on the assoc */
2945 scact->scact_keynumber = stcb->asoc.authinfo.active_keyid;
2946 SCTP_TCB_UNLOCK(stcb);
2948 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2949 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2950 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC)) {
2951 /* get the endpoint active key */
2952 SCTP_INP_RLOCK(inp);
2953 scact->scact_keynumber = inp->sctp_ep.default_keyid;
2954 SCTP_INP_RUNLOCK(inp);
2956 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2961 *optsize = sizeof(struct sctp_authkeyid);
2965 case SCTP_LOCAL_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.local_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 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2991 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2992 (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC)) {
2993 /* get off the endpoint */
2994 SCTP_INP_RLOCK(inp);
2995 chklist = inp->sctp_ep.local_auth_chunks;
2996 /* is there enough space? */
2997 size = sctp_auth_get_chklist_size(chklist);
2998 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
3000 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3002 /* copy in the chunks */
3003 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
3004 sac->gauth_number_of_chunks = (uint32_t) size;
3005 *optsize = sizeof(struct sctp_authchunks) + size;
3007 SCTP_INP_RUNLOCK(inp);
3009 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3015 case SCTP_PEER_AUTH_CHUNKS:
3017 struct sctp_authchunks *sac;
3018 sctp_auth_chklist_t *chklist = NULL;
3021 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
3022 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
3025 /* get off the assoc */
3026 chklist = stcb->asoc.peer_auth_chunks;
3027 /* is there enough space? */
3028 size = sctp_auth_get_chklist_size(chklist);
3029 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
3031 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3033 /* copy in the chunks */
3034 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
3035 sac->gauth_number_of_chunks = (uint32_t) size;
3036 *optsize = sizeof(struct sctp_authchunks) + size;
3038 SCTP_TCB_UNLOCK(stcb);
3040 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
3047 struct sctp_event *event;
3048 uint32_t event_type;
3050 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize);
3051 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
3053 switch (event->se_type) {
3054 case SCTP_ASSOC_CHANGE:
3055 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
3057 case SCTP_PEER_ADDR_CHANGE:
3058 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
3060 case SCTP_REMOTE_ERROR:
3061 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
3063 case SCTP_SEND_FAILED:
3064 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
3066 case SCTP_SHUTDOWN_EVENT:
3067 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
3069 case SCTP_ADAPTATION_INDICATION:
3070 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
3072 case SCTP_PARTIAL_DELIVERY_EVENT:
3073 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
3075 case SCTP_AUTHENTICATION_EVENT:
3076 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
3078 case SCTP_STREAM_RESET_EVENT:
3079 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
3081 case SCTP_SENDER_DRY_EVENT:
3082 event_type = SCTP_PCB_FLAGS_DRYEVNT;
3084 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
3086 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
3089 case SCTP_ASSOC_RESET_EVENT:
3090 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
3092 case SCTP_STREAM_CHANGE_EVENT:
3093 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
3095 case SCTP_SEND_FAILED_EVENT:
3096 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
3100 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3104 if (event_type > 0) {
3106 event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type);
3107 SCTP_TCB_UNLOCK(stcb);
3109 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3110 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3111 (event->se_assoc_id == SCTP_FUTURE_ASSOC)) {
3112 SCTP_INP_RLOCK(inp);
3113 event->se_on = sctp_is_feature_on(inp, event_type);
3114 SCTP_INP_RUNLOCK(inp);
3116 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3122 *optsize = sizeof(struct sctp_event);
3126 case SCTP_RECVRCVINFO:
3130 if (*optsize < sizeof(int)) {
3131 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3134 SCTP_INP_RLOCK(inp);
3135 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
3136 SCTP_INP_RUNLOCK(inp);
3139 /* return the option value */
3140 *(int *)optval = onoff;
3141 *optsize = sizeof(int);
3145 case SCTP_RECVNXTINFO:
3149 if (*optsize < sizeof(int)) {
3150 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3153 SCTP_INP_RLOCK(inp);
3154 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
3155 SCTP_INP_RUNLOCK(inp);
3158 /* return the option value */
3159 *(int *)optval = onoff;
3160 *optsize = sizeof(int);
3164 case SCTP_DEFAULT_SNDINFO:
3166 struct sctp_sndinfo *info;
3168 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize);
3169 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
3172 info->snd_sid = stcb->asoc.def_send.sinfo_stream;
3173 info->snd_flags = stcb->asoc.def_send.sinfo_flags;
3174 info->snd_flags &= 0xfff0;
3175 info->snd_ppid = stcb->asoc.def_send.sinfo_ppid;
3176 info->snd_context = stcb->asoc.def_send.sinfo_context;
3177 SCTP_TCB_UNLOCK(stcb);
3179 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3180 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3181 (info->snd_assoc_id == SCTP_FUTURE_ASSOC)) {
3182 SCTP_INP_RLOCK(inp);
3183 info->snd_sid = inp->def_send.sinfo_stream;
3184 info->snd_flags = inp->def_send.sinfo_flags;
3185 info->snd_flags &= 0xfff0;
3186 info->snd_ppid = inp->def_send.sinfo_ppid;
3187 info->snd_context = inp->def_send.sinfo_context;
3188 SCTP_INP_RUNLOCK(inp);
3190 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3195 *optsize = sizeof(struct sctp_sndinfo);
3199 case SCTP_DEFAULT_PRINFO:
3201 struct sctp_default_prinfo *info;
3203 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize);
3204 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
3207 info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
3208 info->pr_value = stcb->asoc.def_send.sinfo_timetolive;
3209 SCTP_TCB_UNLOCK(stcb);
3211 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3212 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3213 (info->pr_assoc_id == SCTP_FUTURE_ASSOC)) {
3214 SCTP_INP_RLOCK(inp);
3215 info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
3216 info->pr_value = inp->def_send.sinfo_timetolive;
3217 SCTP_INP_RUNLOCK(inp);
3219 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3224 *optsize = sizeof(struct sctp_default_prinfo);
3228 case SCTP_PEER_ADDR_THLDS:
3230 struct sctp_paddrthlds *thlds;
3231 struct sctp_nets *net;
3232 struct sockaddr *addr;
3234 #if defined(INET) && defined(INET6)
3235 struct sockaddr_in sin_store;
3239 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize);
3240 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
3242 #if defined(INET) && defined(INET6)
3243 if (thlds->spt_address.ss_family == AF_INET6) {
3244 struct sockaddr_in6 *sin6;
3246 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
3247 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3248 in6_sin6_2_sin(&sin_store, sin6);
3249 addr = (struct sockaddr *)&sin_store;
3251 addr = (struct sockaddr *)&thlds->spt_address;
3254 addr = (struct sockaddr *)&thlds->spt_address;
3257 addr = (struct sockaddr *)&thlds->spt_address;
3260 net = sctp_findnet(stcb, addr);
3263 * We increment here since
3264 * sctp_findassociation_ep_addr() wil do a
3265 * decrement if it finds the stcb as long as
3266 * the locked tcb (last argument) is NOT a
3270 SCTP_INP_INCR_REF(inp);
3271 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3273 SCTP_INP_DECR_REF(inp);
3276 if ((stcb != NULL) && (net == NULL)) {
3278 if (addr->sa_family == AF_INET) {
3279 struct sockaddr_in *sin;
3281 sin = (struct sockaddr_in *)addr;
3282 if (sin->sin_addr.s_addr != INADDR_ANY) {
3284 SCTP_TCB_UNLOCK(stcb);
3285 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3291 if (addr->sa_family == AF_INET6) {
3292 struct sockaddr_in6 *sin6;
3294 sin6 = (struct sockaddr_in6 *)addr;
3295 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3297 SCTP_TCB_UNLOCK(stcb);
3298 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3304 error = EAFNOSUPPORT;
3305 SCTP_TCB_UNLOCK(stcb);
3306 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3312 thlds->spt_pathmaxrxt = net->failure_threshold;
3313 thlds->spt_pathpfthld = net->pf_threshold;
3315 thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure;
3316 thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold;
3318 thlds->spt_assoc_id = sctp_get_associd(stcb);
3319 SCTP_TCB_UNLOCK(stcb);
3321 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3322 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3323 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
3324 /* Use endpoint defaults */
3325 SCTP_INP_RLOCK(inp);
3326 thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure;
3327 thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold;
3328 SCTP_INP_RUNLOCK(inp);
3330 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3335 *optsize = sizeof(struct sctp_paddrthlds);
3339 case SCTP_REMOTE_UDP_ENCAPS_PORT:
3341 struct sctp_udpencaps *encaps;
3342 struct sctp_nets *net;
3343 struct sockaddr *addr;
3345 #if defined(INET) && defined(INET6)
3346 struct sockaddr_in sin_store;
3350 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize);
3351 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
3353 #if defined(INET) && defined(INET6)
3354 if (encaps->sue_address.ss_family == AF_INET6) {
3355 struct sockaddr_in6 *sin6;
3357 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
3358 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3359 in6_sin6_2_sin(&sin_store, sin6);
3360 addr = (struct sockaddr *)&sin_store;
3362 addr = (struct sockaddr *)&encaps->sue_address;
3365 addr = (struct sockaddr *)&encaps->sue_address;
3368 addr = (struct sockaddr *)&encaps->sue_address;
3371 net = sctp_findnet(stcb, addr);
3374 * We increment here since
3375 * sctp_findassociation_ep_addr() wil do a
3376 * decrement if it finds the stcb as long as
3377 * the locked tcb (last argument) is NOT a
3381 SCTP_INP_INCR_REF(inp);
3382 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3384 SCTP_INP_DECR_REF(inp);
3387 if ((stcb != NULL) && (net == NULL)) {
3389 if (addr->sa_family == AF_INET) {
3390 struct sockaddr_in *sin;
3392 sin = (struct sockaddr_in *)addr;
3393 if (sin->sin_addr.s_addr != INADDR_ANY) {
3395 SCTP_TCB_UNLOCK(stcb);
3396 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3402 if (addr->sa_family == AF_INET6) {
3403 struct sockaddr_in6 *sin6;
3405 sin6 = (struct sockaddr_in6 *)addr;
3406 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3408 SCTP_TCB_UNLOCK(stcb);
3409 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3415 error = EAFNOSUPPORT;
3416 SCTP_TCB_UNLOCK(stcb);
3417 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3423 encaps->sue_port = net->port;
3425 encaps->sue_port = stcb->asoc.port;
3427 SCTP_TCB_UNLOCK(stcb);
3429 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3430 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3431 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
3432 SCTP_INP_RLOCK(inp);
3433 encaps->sue_port = inp->sctp_ep.port;
3434 SCTP_INP_RUNLOCK(inp);
3436 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3441 *optsize = sizeof(struct sctp_udpencaps);
3445 case SCTP_ECN_SUPPORTED:
3447 struct sctp_assoc_value *av;
3449 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3450 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3453 av->assoc_value = stcb->asoc.ecn_supported;
3454 SCTP_TCB_UNLOCK(stcb);
3456 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3457 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3458 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3459 SCTP_INP_RLOCK(inp);
3460 av->assoc_value = inp->ecn_supported;
3461 SCTP_INP_RUNLOCK(inp);
3463 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3468 *optsize = sizeof(struct sctp_assoc_value);
3472 case SCTP_PR_SUPPORTED:
3474 struct sctp_assoc_value *av;
3476 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3477 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3480 av->assoc_value = stcb->asoc.prsctp_supported;
3481 SCTP_TCB_UNLOCK(stcb);
3483 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3484 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3485 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3486 SCTP_INP_RLOCK(inp);
3487 av->assoc_value = inp->prsctp_supported;
3488 SCTP_INP_RUNLOCK(inp);
3490 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3495 *optsize = sizeof(struct sctp_assoc_value);
3499 case SCTP_AUTH_SUPPORTED:
3501 struct sctp_assoc_value *av;
3503 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3504 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3507 av->assoc_value = stcb->asoc.auth_supported;
3508 SCTP_TCB_UNLOCK(stcb);
3510 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3511 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3512 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3513 SCTP_INP_RLOCK(inp);
3514 av->assoc_value = inp->auth_supported;
3515 SCTP_INP_RUNLOCK(inp);
3517 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3522 *optsize = sizeof(struct sctp_assoc_value);
3526 case SCTP_ASCONF_SUPPORTED:
3528 struct sctp_assoc_value *av;
3530 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3531 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3534 av->assoc_value = stcb->asoc.asconf_supported;
3535 SCTP_TCB_UNLOCK(stcb);
3537 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3538 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3539 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3540 SCTP_INP_RLOCK(inp);
3541 av->assoc_value = inp->asconf_supported;
3542 SCTP_INP_RUNLOCK(inp);
3544 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3549 *optsize = sizeof(struct sctp_assoc_value);
3553 case SCTP_RECONFIG_SUPPORTED:
3555 struct sctp_assoc_value *av;
3557 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3558 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3561 av->assoc_value = stcb->asoc.reconfig_supported;
3562 SCTP_TCB_UNLOCK(stcb);
3564 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3565 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3566 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3567 SCTP_INP_RLOCK(inp);
3568 av->assoc_value = inp->reconfig_supported;
3569 SCTP_INP_RUNLOCK(inp);
3571 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3576 *optsize = sizeof(struct sctp_assoc_value);
3580 case SCTP_NRSACK_SUPPORTED:
3582 struct sctp_assoc_value *av;
3584 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3585 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3588 av->assoc_value = stcb->asoc.nrsack_supported;
3589 SCTP_TCB_UNLOCK(stcb);
3591 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3592 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3593 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3594 SCTP_INP_RLOCK(inp);
3595 av->assoc_value = inp->nrsack_supported;
3596 SCTP_INP_RUNLOCK(inp);
3598 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3603 *optsize = sizeof(struct sctp_assoc_value);
3607 case SCTP_PKTDROP_SUPPORTED:
3609 struct sctp_assoc_value *av;
3611 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3612 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3615 av->assoc_value = stcb->asoc.pktdrop_supported;
3616 SCTP_TCB_UNLOCK(stcb);
3618 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3619 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3620 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3621 SCTP_INP_RLOCK(inp);
3622 av->assoc_value = inp->pktdrop_supported;
3623 SCTP_INP_RUNLOCK(inp);
3625 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3630 *optsize = sizeof(struct sctp_assoc_value);
3634 case SCTP_ENABLE_STREAM_RESET:
3636 struct sctp_assoc_value *av;
3638 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3639 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3642 av->assoc_value = (uint32_t) stcb->asoc.local_strreset_support;
3643 SCTP_TCB_UNLOCK(stcb);
3645 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3646 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3647 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3648 SCTP_INP_RLOCK(inp);
3649 av->assoc_value = (uint32_t) inp->local_strreset_support;
3650 SCTP_INP_RUNLOCK(inp);
3652 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3657 *optsize = sizeof(struct sctp_assoc_value);
3661 case SCTP_PR_STREAM_STATUS:
3663 struct sctp_prstatus *sprstat;
3667 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3668 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3670 sid = sprstat->sprstat_sid;
3671 policy = sprstat->sprstat_policy;
3672 #if defined(SCTP_DETAILED_STR_STATS)
3673 if ((stcb != NULL) &&
3674 (sid < stcb->asoc.streamoutcnt) &&
3675 (policy != SCTP_PR_SCTP_NONE) &&
3676 ((policy <= SCTP_PR_SCTP_MAX) ||
3677 (policy == SCTP_PR_SCTP_ALL))) {
3678 if (policy == SCTP_PR_SCTP_ALL) {
3679 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3680 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3682 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[policy];
3683 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[policy];
3686 if ((stcb != NULL) &&
3687 (sid < stcb->asoc.streamoutcnt) &&
3688 (policy == SCTP_PR_SCTP_ALL)) {
3689 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3690 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3692 SCTP_TCB_UNLOCK(stcb);
3693 *optsize = sizeof(struct sctp_prstatus);
3695 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3700 case SCTP_PR_ASSOC_STATUS:
3702 struct sctp_prstatus *sprstat;
3705 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3706 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3708 policy = sprstat->sprstat_policy;
3709 if ((stcb != NULL) &&
3710 (policy != SCTP_PR_SCTP_NONE) &&
3711 ((policy <= SCTP_PR_SCTP_MAX) ||
3712 (policy == SCTP_PR_SCTP_ALL))) {
3713 if (policy == SCTP_PR_SCTP_ALL) {
3714 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[0];
3715 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[0];
3717 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[policy];
3718 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[policy];
3720 SCTP_TCB_UNLOCK(stcb);
3721 *optsize = sizeof(struct sctp_prstatus);
3723 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3730 struct sctp_assoc_value *av;
3732 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3733 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3736 av->assoc_value = stcb->asoc.max_cwnd;
3737 SCTP_TCB_UNLOCK(stcb);
3739 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3740 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3741 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3742 SCTP_INP_RLOCK(inp);
3743 av->assoc_value = inp->max_cwnd;
3744 SCTP_INP_RUNLOCK(inp);
3746 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3751 *optsize = sizeof(struct sctp_assoc_value);
3756 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3757 error = ENOPROTOOPT;
3759 } /* end switch (sopt->sopt_name) */
3767 sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
3772 struct sctp_tcb *stcb = NULL;
3773 struct sctp_inpcb *inp = NULL;
3776 if (optval == NULL) {
3777 SCTP_PRINTF("optval is NULL\n");
3778 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3781 inp = (struct sctp_inpcb *)so->so_pcb;
3783 SCTP_PRINTF("inp is NULL?\n");
3784 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3787 vrf_id = inp->def_vrf_id;
3792 case SCTP_AUTOCLOSE:
3793 case SCTP_AUTO_ASCONF:
3794 case SCTP_EXPLICIT_EOR:
3795 case SCTP_DISABLE_FRAGMENTS:
3796 case SCTP_USE_EXT_RCVINFO:
3797 case SCTP_I_WANT_MAPPED_V4_ADDR:
3798 /* copy in the option value */
3799 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3804 case SCTP_DISABLE_FRAGMENTS:
3805 set_opt = SCTP_PCB_FLAGS_NO_FRAGMENT;
3807 case SCTP_AUTO_ASCONF:
3809 * NOTE: we don't really support this flag
3811 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
3812 /* only valid for bound all sockets */
3813 if ((SCTP_BASE_SYSCTL(sctp_auto_asconf) == 0) &&
3815 /* forbidden by admin */
3816 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EPERM);
3819 set_opt = SCTP_PCB_FLAGS_AUTO_ASCONF;
3821 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3825 case SCTP_EXPLICIT_EOR:
3826 set_opt = SCTP_PCB_FLAGS_EXPLICIT_EOR;
3828 case SCTP_USE_EXT_RCVINFO:
3829 set_opt = SCTP_PCB_FLAGS_EXT_RCVINFO;
3831 case SCTP_I_WANT_MAPPED_V4_ADDR:
3832 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
3833 set_opt = SCTP_PCB_FLAGS_NEEDS_MAPPED_V4;
3835 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3840 set_opt = SCTP_PCB_FLAGS_NODELAY;
3842 case SCTP_AUTOCLOSE:
3843 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3844 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
3845 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3848 set_opt = SCTP_PCB_FLAGS_AUTOCLOSE;
3850 * The value is in ticks. Note this does not effect
3851 * old associations, only new ones.
3853 inp->sctp_ep.auto_close_time = SEC_TO_TICKS(*mopt);
3856 SCTP_INP_WLOCK(inp);
3858 sctp_feature_on(inp, set_opt);
3860 sctp_feature_off(inp, set_opt);
3862 SCTP_INP_WUNLOCK(inp);
3864 case SCTP_REUSE_PORT:
3866 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3867 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 0) {
3868 /* Can't set it after we are bound */
3872 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
3873 /* Can't do this for a 1-m socket */
3878 sctp_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
3880 sctp_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE);
3883 case SCTP_PARTIAL_DELIVERY_POINT:
3887 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
3888 if (*value > SCTP_SB_LIMIT_RCV(so)) {
3889 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3893 inp->partial_delivery_point = *value;
3896 case SCTP_FRAGMENT_INTERLEAVE:
3897 /* not yet until we re-write sctp_recvmsg() */
3901 SCTP_CHECK_AND_CAST(level, optval, uint32_t, optsize);
3902 if (*level == SCTP_FRAG_LEVEL_2) {
3903 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3904 sctp_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3905 } else if (*level == SCTP_FRAG_LEVEL_1) {
3906 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3907 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3908 } else if (*level == SCTP_FRAG_LEVEL_0) {
3909 sctp_feature_off(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3910 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3913 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3918 case SCTP_CMT_ON_OFF:
3919 if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) {
3920 struct sctp_assoc_value *av;
3922 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3923 if (av->assoc_value > SCTP_CMT_MAX) {
3924 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3928 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3930 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3931 SCTP_TCB_UNLOCK(stcb);
3933 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3934 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3935 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3936 (av->assoc_id == SCTP_ALL_ASSOC)) {
3937 SCTP_INP_WLOCK(inp);
3938 inp->sctp_cmt_on_off = av->assoc_value;
3939 SCTP_INP_WUNLOCK(inp);
3941 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3942 (av->assoc_id == SCTP_ALL_ASSOC)) {
3943 SCTP_INP_RLOCK(inp);
3944 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3945 SCTP_TCB_LOCK(stcb);
3946 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3947 SCTP_TCB_UNLOCK(stcb);
3949 SCTP_INP_RUNLOCK(inp);
3953 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3954 error = ENOPROTOOPT;
3957 case SCTP_PLUGGABLE_CC:
3959 struct sctp_assoc_value *av;
3960 struct sctp_nets *net;
3962 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3963 if ((av->assoc_value != SCTP_CC_RFC2581) &&
3964 (av->assoc_value != SCTP_CC_HSTCP) &&
3965 (av->assoc_value != SCTP_CC_HTCP) &&
3966 (av->assoc_value != SCTP_CC_RTCC)) {
3967 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3971 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3973 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3974 stcb->asoc.congestion_control_module = av->assoc_value;
3975 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3976 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3977 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
3980 SCTP_TCB_UNLOCK(stcb);
3982 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3983 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3984 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3985 (av->assoc_id == SCTP_ALL_ASSOC)) {
3986 SCTP_INP_WLOCK(inp);
3987 inp->sctp_ep.sctp_default_cc_module = av->assoc_value;
3988 SCTP_INP_WUNLOCK(inp);
3990 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3991 (av->assoc_id == SCTP_ALL_ASSOC)) {
3992 SCTP_INP_RLOCK(inp);
3993 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3994 SCTP_TCB_LOCK(stcb);
3995 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3996 stcb->asoc.congestion_control_module = av->assoc_value;
3997 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3998 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3999 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
4002 SCTP_TCB_UNLOCK(stcb);
4004 SCTP_INP_RUNLOCK(inp);
4009 case SCTP_CC_OPTION:
4011 struct sctp_cc_option *cc_opt;
4013 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize);
4014 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
4016 if (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC) {
4017 SCTP_INP_RLOCK(inp);
4018 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4019 SCTP_TCB_LOCK(stcb);
4020 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) {
4021 (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt);
4023 SCTP_TCB_UNLOCK(stcb);
4025 SCTP_INP_RUNLOCK(inp);
4030 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
4033 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1,
4036 SCTP_TCB_UNLOCK(stcb);
4040 case SCTP_PLUGGABLE_SS:
4042 struct sctp_assoc_value *av;
4044 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4045 if ((av->assoc_value != SCTP_SS_DEFAULT) &&
4046 (av->assoc_value != SCTP_SS_ROUND_ROBIN) &&
4047 (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) &&
4048 (av->assoc_value != SCTP_SS_PRIORITY) &&
4049 (av->assoc_value != SCTP_SS_FAIR_BANDWITH) &&
4050 (av->assoc_value != SCTP_SS_FIRST_COME)) {
4051 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4055 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4057 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4058 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4059 stcb->asoc.stream_scheduling_module = av->assoc_value;
4060 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4061 SCTP_TCB_UNLOCK(stcb);
4063 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4064 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4065 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4066 (av->assoc_id == SCTP_ALL_ASSOC)) {
4067 SCTP_INP_WLOCK(inp);
4068 inp->sctp_ep.sctp_default_ss_module = av->assoc_value;
4069 SCTP_INP_WUNLOCK(inp);
4071 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4072 (av->assoc_id == SCTP_ALL_ASSOC)) {
4073 SCTP_INP_RLOCK(inp);
4074 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4075 SCTP_TCB_LOCK(stcb);
4076 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4077 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4078 stcb->asoc.stream_scheduling_module = av->assoc_value;
4079 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4080 SCTP_TCB_UNLOCK(stcb);
4082 SCTP_INP_RUNLOCK(inp);
4089 struct sctp_stream_value *av;
4091 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize);
4092 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4094 if ((av->stream_id >= stcb->asoc.streamoutcnt) ||
4095 (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
4096 av->stream_value) < 0)) {
4097 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4100 SCTP_TCB_UNLOCK(stcb);
4102 if (av->assoc_id == SCTP_CURRENT_ASSOC) {
4103 SCTP_INP_RLOCK(inp);
4104 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4105 SCTP_TCB_LOCK(stcb);
4106 if (av->stream_id < stcb->asoc.streamoutcnt) {
4107 stcb->asoc.ss_functions.sctp_ss_set_value(stcb,
4109 &stcb->asoc.strmout[av->stream_id],
4112 SCTP_TCB_UNLOCK(stcb);
4114 SCTP_INP_RUNLOCK(inp);
4117 * Can't set stream value without
4120 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4126 case SCTP_CLR_STAT_LOG:
4127 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4132 struct sctp_assoc_value *av;
4134 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4135 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4138 stcb->asoc.context = av->assoc_value;
4139 SCTP_TCB_UNLOCK(stcb);
4141 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4142 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4143 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4144 (av->assoc_id == SCTP_ALL_ASSOC)) {
4145 SCTP_INP_WLOCK(inp);
4146 inp->sctp_context = av->assoc_value;
4147 SCTP_INP_WUNLOCK(inp);
4149 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4150 (av->assoc_id == SCTP_ALL_ASSOC)) {
4151 SCTP_INP_RLOCK(inp);
4152 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4153 SCTP_TCB_LOCK(stcb);
4154 stcb->asoc.context = av->assoc_value;
4155 SCTP_TCB_UNLOCK(stcb);
4157 SCTP_INP_RUNLOCK(inp);
4164 uint32_t *default_vrfid;
4166 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize);
4167 if (*default_vrfid > SCTP_MAX_VRF_ID) {
4168 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4172 inp->def_vrf_id = *default_vrfid;
4175 case SCTP_DEL_VRF_ID:
4177 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4181 case SCTP_ADD_VRF_ID:
4183 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4187 case SCTP_DELAYED_SACK:
4189 struct sctp_sack_info *sack;
4191 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize);
4192 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
4193 if (sack->sack_delay) {
4194 if (sack->sack_delay > SCTP_MAX_SACK_DELAY)
4195 sack->sack_delay = SCTP_MAX_SACK_DELAY;
4196 if (MSEC_TO_TICKS(sack->sack_delay) < 1) {
4197 sack->sack_delay = TICKS_TO_MSEC(1);
4201 if (sack->sack_delay) {
4202 stcb->asoc.delayed_ack = sack->sack_delay;
4204 if (sack->sack_freq) {
4205 stcb->asoc.sack_freq = sack->sack_freq;
4207 SCTP_TCB_UNLOCK(stcb);
4209 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4210 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4211 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC) ||
4212 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
4213 SCTP_INP_WLOCK(inp);
4214 if (sack->sack_delay) {
4215 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = MSEC_TO_TICKS(sack->sack_delay);
4217 if (sack->sack_freq) {
4218 inp->sctp_ep.sctp_sack_freq = sack->sack_freq;
4220 SCTP_INP_WUNLOCK(inp);
4222 if ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) ||
4223 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
4224 SCTP_INP_RLOCK(inp);
4225 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4226 SCTP_TCB_LOCK(stcb);
4227 if (sack->sack_delay) {
4228 stcb->asoc.delayed_ack = sack->sack_delay;
4230 if (sack->sack_freq) {
4231 stcb->asoc.sack_freq = sack->sack_freq;
4233 SCTP_TCB_UNLOCK(stcb);
4235 SCTP_INP_RUNLOCK(inp);
4240 case SCTP_AUTH_CHUNK:
4242 struct sctp_authchunk *sauth;
4244 SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize);
4246 SCTP_INP_WLOCK(inp);
4247 if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) {
4248 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4251 SCTP_INP_WUNLOCK(inp);
4256 struct sctp_authkey *sca;
4257 struct sctp_keyhead *shared_keys;
4258 sctp_sharedkey_t *shared_key;
4259 sctp_key_t *key = NULL;
4262 SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize);
4263 if (sca->sca_keylength == 0) {
4264 size = optsize - sizeof(struct sctp_authkey);
4266 if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) {
4267 size = sca->sca_keylength;
4269 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4274 SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id);
4277 shared_keys = &stcb->asoc.shared_keys;
4278 /* clear the cached keys for this key id */
4279 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4281 * create the new shared key and
4285 key = sctp_set_key(sca->sca_key, (uint32_t) size);
4287 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4289 SCTP_TCB_UNLOCK(stcb);
4293 shared_key = sctp_alloc_sharedkey();
4294 if (shared_key == NULL) {
4296 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4298 SCTP_TCB_UNLOCK(stcb);
4301 shared_key->key = key;
4302 shared_key->keyid = sca->sca_keynumber;
4303 error = sctp_insert_sharedkey(shared_keys, shared_key);
4304 SCTP_TCB_UNLOCK(stcb);
4306 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4307 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4308 (sca->sca_assoc_id == SCTP_FUTURE_ASSOC) ||
4309 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
4310 SCTP_INP_WLOCK(inp);
4311 shared_keys = &inp->sctp_ep.shared_keys;
4313 * clear the cached keys on all
4314 * assocs for this key id
4316 sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber);
4318 * create the new shared key and
4322 key = sctp_set_key(sca->sca_key, (uint32_t) size);
4324 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4326 SCTP_INP_WUNLOCK(inp);
4330 shared_key = sctp_alloc_sharedkey();
4331 if (shared_key == NULL) {
4333 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4335 SCTP_INP_WUNLOCK(inp);
4338 shared_key->key = key;
4339 shared_key->keyid = sca->sca_keynumber;
4340 error = sctp_insert_sharedkey(shared_keys, shared_key);
4341 SCTP_INP_WUNLOCK(inp);
4343 if ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) ||
4344 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
4345 SCTP_INP_RLOCK(inp);
4346 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4347 SCTP_TCB_LOCK(stcb);
4348 shared_keys = &stcb->asoc.shared_keys;
4350 * clear the cached keys for
4353 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4355 * create the new shared key
4356 * and insert/replace it
4359 key = sctp_set_key(sca->sca_key, (uint32_t) size);
4361 SCTP_TCB_UNLOCK(stcb);
4365 shared_key = sctp_alloc_sharedkey();
4366 if (shared_key == NULL) {
4368 SCTP_TCB_UNLOCK(stcb);
4371 shared_key->key = key;
4372 shared_key->keyid = sca->sca_keynumber;
4373 error = sctp_insert_sharedkey(shared_keys, shared_key);
4374 SCTP_TCB_UNLOCK(stcb);
4376 SCTP_INP_RUNLOCK(inp);
4381 case SCTP_HMAC_IDENT:
4383 struct sctp_hmacalgo *shmac;
4384 sctp_hmaclist_t *hmaclist;
4388 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize);
4389 if ((optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) ||
4390 (shmac->shmac_number_of_idents > 0xffff)) {
4391 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4395 hmaclist = sctp_alloc_hmaclist((uint16_t) shmac->shmac_number_of_idents);
4396 if (hmaclist == NULL) {
4397 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4401 for (i = 0; i < shmac->shmac_number_of_idents; i++) {
4402 hmacid = shmac->shmac_idents[i];
4403 if (sctp_auth_add_hmacid(hmaclist, hmacid)) {
4404 /* invalid HMACs were found */ ;
4405 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4407 sctp_free_hmaclist(hmaclist);
4408 goto sctp_set_hmac_done;
4411 for (i = 0; i < hmaclist->num_algo; i++) {
4412 if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) {
4413 /* already in list */
4417 if (i == hmaclist->num_algo) {
4418 /* not found in list */
4419 sctp_free_hmaclist(hmaclist);
4420 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4424 /* set it on the endpoint */
4425 SCTP_INP_WLOCK(inp);
4426 if (inp->sctp_ep.local_hmacs)
4427 sctp_free_hmaclist(inp->sctp_ep.local_hmacs);
4428 inp->sctp_ep.local_hmacs = hmaclist;
4429 SCTP_INP_WUNLOCK(inp);
4433 case SCTP_AUTH_ACTIVE_KEY:
4435 struct sctp_authkeyid *scact;
4437 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, optsize);
4438 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
4440 /* set the active key on the right place */
4442 /* set the active key on the assoc */
4443 if (sctp_auth_setactivekey(stcb,
4444 scact->scact_keynumber)) {
4445 SCTP_LTRACE_ERR_RET(inp, NULL, NULL,
4446 SCTP_FROM_SCTP_USRREQ,
4450 SCTP_TCB_UNLOCK(stcb);
4452 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4453 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4454 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4455 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4456 SCTP_INP_WLOCK(inp);
4457 if (sctp_auth_setactivekey_ep(inp, scact->scact_keynumber)) {
4458 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4461 SCTP_INP_WUNLOCK(inp);
4463 if ((scact->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4464 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4465 SCTP_INP_RLOCK(inp);
4466 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4467 SCTP_TCB_LOCK(stcb);
4468 sctp_auth_setactivekey(stcb, scact->scact_keynumber);
4469 SCTP_TCB_UNLOCK(stcb);
4471 SCTP_INP_RUNLOCK(inp);
4476 case SCTP_AUTH_DELETE_KEY:
4478 struct sctp_authkeyid *scdel;
4480 SCTP_CHECK_AND_CAST(scdel, optval, struct sctp_authkeyid, optsize);
4481 SCTP_FIND_STCB(inp, stcb, scdel->scact_assoc_id);
4483 /* delete the key from the right place */
4485 if (sctp_delete_sharedkey(stcb, scdel->scact_keynumber)) {
4486 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4489 SCTP_TCB_UNLOCK(stcb);
4491 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4492 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4493 (scdel->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4494 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4495 SCTP_INP_WLOCK(inp);
4496 if (sctp_delete_sharedkey_ep(inp, scdel->scact_keynumber)) {
4497 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4500 SCTP_INP_WUNLOCK(inp);
4502 if ((scdel->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4503 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4504 SCTP_INP_RLOCK(inp);
4505 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4506 SCTP_TCB_LOCK(stcb);
4507 sctp_delete_sharedkey(stcb, scdel->scact_keynumber);
4508 SCTP_TCB_UNLOCK(stcb);
4510 SCTP_INP_RUNLOCK(inp);
4515 case SCTP_AUTH_DEACTIVATE_KEY:
4517 struct sctp_authkeyid *keyid;
4519 SCTP_CHECK_AND_CAST(keyid, optval, struct sctp_authkeyid, optsize);
4520 SCTP_FIND_STCB(inp, stcb, keyid->scact_assoc_id);
4522 /* deactivate the key from the right place */
4524 if (sctp_deact_sharedkey(stcb, keyid->scact_keynumber)) {
4525 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4528 SCTP_TCB_UNLOCK(stcb);
4530 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4531 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4532 (keyid->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4533 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4534 SCTP_INP_WLOCK(inp);
4535 if (sctp_deact_sharedkey_ep(inp, keyid->scact_keynumber)) {
4536 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4539 SCTP_INP_WUNLOCK(inp);
4541 if ((keyid->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4542 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4543 SCTP_INP_RLOCK(inp);
4544 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4545 SCTP_TCB_LOCK(stcb);
4546 sctp_deact_sharedkey(stcb, keyid->scact_keynumber);
4547 SCTP_TCB_UNLOCK(stcb);
4549 SCTP_INP_RUNLOCK(inp);
4554 case SCTP_ENABLE_STREAM_RESET:
4556 struct sctp_assoc_value *av;
4558 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4559 if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) {
4560 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4564 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4566 stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value;
4567 SCTP_TCB_UNLOCK(stcb);
4569 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4570 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4571 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4572 (av->assoc_id == SCTP_ALL_ASSOC)) {
4573 SCTP_INP_WLOCK(inp);
4574 inp->local_strreset_support = (uint8_t) av->assoc_value;
4575 SCTP_INP_WUNLOCK(inp);
4577 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4578 (av->assoc_id == SCTP_ALL_ASSOC)) {
4579 SCTP_INP_RLOCK(inp);
4580 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4581 SCTP_TCB_LOCK(stcb);
4582 stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value;
4583 SCTP_TCB_UNLOCK(stcb);
4585 SCTP_INP_RUNLOCK(inp);
4590 case SCTP_RESET_STREAMS:
4592 struct sctp_reset_streams *strrst;
4593 int i, send_out = 0;
4596 SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize);
4597 SCTP_FIND_STCB(inp, stcb, strrst->srs_assoc_id);
4599 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4603 if (stcb->asoc.reconfig_supported == 0) {
4605 * Peer does not support the chunk type.
4607 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4609 SCTP_TCB_UNLOCK(stcb);
4612 if (sizeof(struct sctp_reset_streams) +
4613 strrst->srs_number_streams * sizeof(uint16_t) > optsize) {
4615 SCTP_TCB_UNLOCK(stcb);
4618 if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) {
4620 if (stcb->asoc.stream_reset_outstanding) {
4621 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4623 SCTP_TCB_UNLOCK(stcb);
4627 if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) {
4630 if ((strrst->srs_number_streams > SCTP_MAX_STREAMS_AT_ONCE_RESET) && send_in) {
4631 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4633 SCTP_TCB_UNLOCK(stcb);
4636 if ((send_in == 0) && (send_out == 0)) {
4637 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4639 SCTP_TCB_UNLOCK(stcb);
4642 for (i = 0; i < strrst->srs_number_streams; i++) {
4644 (strrst->srs_stream_list[i] > stcb->asoc.streamincnt)) {
4645 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4650 (strrst->srs_stream_list[i] > stcb->asoc.streamoutcnt)) {
4651 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4657 SCTP_TCB_UNLOCK(stcb);
4664 if (strrst->srs_number_streams) {
4665 for (i = 0, cnt = 0; i < strrst->srs_number_streams; i++) {
4666 strm = strrst->srs_stream_list[i];
4667 if (stcb->asoc.strmout[strm].state == SCTP_STREAM_OPEN) {
4668 stcb->asoc.strmout[strm].state = SCTP_STREAM_RESET_PENDING;
4674 for (i = 0, cnt = 0; i < stcb->asoc.streamoutcnt; i++) {
4675 if (stcb->asoc.strmout[i].state == SCTP_STREAM_OPEN) {
4676 stcb->asoc.strmout[i].state = SCTP_STREAM_RESET_PENDING;
4683 error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams,
4684 strrst->srs_stream_list,
4685 send_in, 0, 0, 0, 0, 0);
4687 error = sctp_send_stream_reset_out_if_possible(stcb, SCTP_SO_LOCKED);
4689 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4691 SCTP_TCB_UNLOCK(stcb);
4694 case SCTP_ADD_STREAMS:
4696 struct sctp_add_streams *stradd;
4697 uint8_t addstream = 0;
4698 uint16_t add_o_strmcnt = 0;
4699 uint16_t add_i_strmcnt = 0;
4701 SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize);
4702 SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id);
4704 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4708 if (stcb->asoc.reconfig_supported == 0) {
4710 * Peer does not support the chunk type.
4712 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4714 SCTP_TCB_UNLOCK(stcb);
4717 if (stcb->asoc.stream_reset_outstanding) {
4718 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4720 SCTP_TCB_UNLOCK(stcb);
4723 if ((stradd->sas_outstrms == 0) &&
4724 (stradd->sas_instrms == 0)) {
4728 if (stradd->sas_outstrms) {
4730 /* We allocate here */
4731 add_o_strmcnt = stradd->sas_outstrms;
4732 if ((((int)add_o_strmcnt) + ((int)stcb->asoc.streamoutcnt)) > 0x0000ffff) {
4733 /* You can't have more than 64k */
4738 if (stradd->sas_instrms) {
4743 * We allocate inside
4744 * sctp_send_str_reset_req()
4746 add_i_strmcnt = stradd->sas_instrms;
4747 cnt = add_i_strmcnt;
4748 cnt += stcb->asoc.streamincnt;
4749 if (cnt > 0x0000ffff) {
4750 /* You can't have more than 64k */
4754 if (cnt > (int)stcb->asoc.max_inbound_streams) {
4755 /* More than you are allowed */
4760 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0);
4761 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4763 SCTP_TCB_UNLOCK(stcb);
4766 case SCTP_RESET_ASSOC:
4771 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
4772 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value);
4774 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4778 if (stcb->asoc.reconfig_supported == 0) {
4780 * Peer does not support the chunk type.
4782 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4784 SCTP_TCB_UNLOCK(stcb);
4787 if (stcb->asoc.stream_reset_outstanding) {
4788 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4790 SCTP_TCB_UNLOCK(stcb);
4794 * Is there any data pending in the send or sent
4797 if (!TAILQ_EMPTY(&stcb->asoc.send_queue) ||
4798 !TAILQ_EMPTY(&stcb->asoc.sent_queue)) {
4801 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
4802 SCTP_TCB_UNLOCK(stcb);
4805 /* Do any streams have data queued? */
4806 for (i = 0; i < stcb->asoc.streamoutcnt; i++) {
4807 if (!TAILQ_EMPTY(&stcb->asoc.strmout[i].outqueue)) {
4811 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 1, 0, 0, 0, 0);
4812 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4813 SCTP_TCB_UNLOCK(stcb);
4816 case SCTP_CONNECT_X:
4817 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4818 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4822 error = sctp_do_connect_x(so, inp, optval, optsize, p, 0);
4824 case SCTP_CONNECT_X_DELAYED:
4825 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4826 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4830 error = sctp_do_connect_x(so, inp, optval, optsize, p, 1);
4832 case SCTP_CONNECT_X_COMPLETE:
4834 struct sockaddr *sa;
4836 /* FIXME MT: check correct? */
4837 SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize);
4840 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
4841 SCTP_INP_RLOCK(inp);
4842 stcb = LIST_FIRST(&inp->sctp_asoc_list);
4844 SCTP_TCB_LOCK(stcb);
4846 SCTP_INP_RUNLOCK(inp);
4849 * We increment here since
4850 * sctp_findassociation_ep_addr() wil do a
4851 * decrement if it finds the stcb as long as
4852 * the locked tcb (last argument) is NOT a
4855 SCTP_INP_INCR_REF(inp);
4856 stcb = sctp_findassociation_ep_addr(&inp, sa, NULL, NULL, NULL);
4858 SCTP_INP_DECR_REF(inp);
4863 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4867 if (stcb->asoc.delayed_connection == 1) {
4868 stcb->asoc.delayed_connection = 0;
4869 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
4870 sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb,
4871 stcb->asoc.primary_destination,
4872 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_8);
4873 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
4876 * already expired or did not use delayed
4879 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4882 SCTP_TCB_UNLOCK(stcb);
4885 case SCTP_MAX_BURST:
4887 struct sctp_assoc_value *av;
4889 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4890 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4893 stcb->asoc.max_burst = av->assoc_value;
4894 SCTP_TCB_UNLOCK(stcb);
4896 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4897 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4898 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4899 (av->assoc_id == SCTP_ALL_ASSOC)) {
4900 SCTP_INP_WLOCK(inp);
4901 inp->sctp_ep.max_burst = av->assoc_value;
4902 SCTP_INP_WUNLOCK(inp);
4904 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4905 (av->assoc_id == SCTP_ALL_ASSOC)) {
4906 SCTP_INP_RLOCK(inp);
4907 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4908 SCTP_TCB_LOCK(stcb);
4909 stcb->asoc.max_burst = av->assoc_value;
4910 SCTP_TCB_UNLOCK(stcb);
4912 SCTP_INP_RUNLOCK(inp);
4919 struct sctp_assoc_value *av;
4922 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4923 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4925 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
4926 ovh = SCTP_MED_OVERHEAD;
4928 ovh = SCTP_MED_V4_OVERHEAD;
4931 if (av->assoc_value) {
4932 stcb->asoc.sctp_frag_point = (av->assoc_value + ovh);
4934 stcb->asoc.sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4936 SCTP_TCB_UNLOCK(stcb);
4938 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4939 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4940 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
4941 SCTP_INP_WLOCK(inp);
4943 * FIXME MT: I think this is not in
4944 * tune with the API ID
4946 if (av->assoc_value) {
4947 inp->sctp_frag_point = (av->assoc_value + ovh);
4949 inp->sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4951 SCTP_INP_WUNLOCK(inp);
4953 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4961 struct sctp_event_subscribe *events;
4963 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, optsize);
4965 SCTP_INP_WLOCK(inp);
4966 if (events->sctp_data_io_event) {
4967 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4969 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4972 if (events->sctp_association_event) {
4973 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4975 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4978 if (events->sctp_address_event) {
4979 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
4981 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
4984 if (events->sctp_send_failure_event) {
4985 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4987 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4990 if (events->sctp_peer_error_event) {
4991 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR);
4993 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPEERERR);
4996 if (events->sctp_shutdown_event) {
4997 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4999 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5002 if (events->sctp_partial_delivery_event) {
5003 sctp_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
5005 sctp_feature_off(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
5008 if (events->sctp_adaptation_layer_event) {
5009 sctp_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5011 sctp_feature_off(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5014 if (events->sctp_authentication_event) {
5015 sctp_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT);
5017 sctp_feature_off(inp, SCTP_PCB_FLAGS_AUTHEVNT);
5020 if (events->sctp_sender_dry_event) {
5021 sctp_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT);
5023 sctp_feature_off(inp, SCTP_PCB_FLAGS_DRYEVNT);
5026 if (events->sctp_stream_reset_event) {
5027 sctp_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5029 sctp_feature_off(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5031 SCTP_INP_WUNLOCK(inp);
5033 SCTP_INP_RLOCK(inp);
5034 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5035 SCTP_TCB_LOCK(stcb);
5036 if (events->sctp_association_event) {
5037 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5039 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5041 if (events->sctp_address_event) {
5042 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
5044 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
5046 if (events->sctp_send_failure_event) {
5047 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5049 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5051 if (events->sctp_peer_error_event) {
5052 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
5054 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
5056 if (events->sctp_shutdown_event) {
5057 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5059 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5061 if (events->sctp_partial_delivery_event) {
5062 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
5064 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
5066 if (events->sctp_adaptation_layer_event) {
5067 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5069 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5071 if (events->sctp_authentication_event) {
5072 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
5074 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
5076 if (events->sctp_sender_dry_event) {
5077 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
5079 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
5081 if (events->sctp_stream_reset_event) {
5082 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5084 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5086 SCTP_TCB_UNLOCK(stcb);
5089 * Send up the sender dry event only for 1-to-1
5092 if (events->sctp_sender_dry_event) {
5093 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5094 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
5095 stcb = LIST_FIRST(&inp->sctp_asoc_list);
5097 SCTP_TCB_LOCK(stcb);
5098 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
5099 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
5100 (stcb->asoc.stream_queue_cnt == 0)) {
5101 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
5103 SCTP_TCB_UNLOCK(stcb);
5107 SCTP_INP_RUNLOCK(inp);
5110 case SCTP_ADAPTATION_LAYER:
5112 struct sctp_setadaptation *adap_bits;
5114 SCTP_CHECK_AND_CAST(adap_bits, optval, struct sctp_setadaptation, optsize);
5115 SCTP_INP_WLOCK(inp);
5116 inp->sctp_ep.adaptation_layer_indicator = adap_bits->ssb_adaptation_ind;
5117 inp->sctp_ep.adaptation_layer_indicator_provided = 1;
5118 SCTP_INP_WUNLOCK(inp);
5122 case SCTP_SET_INITIAL_DBG_SEQ:
5126 SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize);
5127 SCTP_INP_WLOCK(inp);
5128 inp->sctp_ep.initial_sequence_debug = *vvv;
5129 SCTP_INP_WUNLOCK(inp);
5133 case SCTP_DEFAULT_SEND_PARAM:
5135 struct sctp_sndrcvinfo *s_info;
5137 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize);
5138 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
5141 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5142 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5144 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5147 SCTP_TCB_UNLOCK(stcb);
5149 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5150 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5151 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) ||
5152 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
5153 SCTP_INP_WLOCK(inp);
5154 memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send)));
5155 SCTP_INP_WUNLOCK(inp);
5157 if ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) ||
5158 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
5159 SCTP_INP_RLOCK(inp);
5160 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5161 SCTP_TCB_LOCK(stcb);
5162 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5163 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5165 SCTP_TCB_UNLOCK(stcb);
5167 SCTP_INP_RUNLOCK(inp);
5172 case SCTP_PEER_ADDR_PARAMS:
5174 struct sctp_paddrparams *paddrp;
5175 struct sctp_nets *net;
5176 struct sockaddr *addr;
5178 #if defined(INET) && defined(INET6)
5179 struct sockaddr_in sin_store;
5183 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize);
5184 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
5186 #if defined(INET) && defined(INET6)
5187 if (paddrp->spp_address.ss_family == AF_INET6) {
5188 struct sockaddr_in6 *sin6;
5190 sin6 = (struct sockaddr_in6 *)&paddrp->spp_address;
5191 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5192 in6_sin6_2_sin(&sin_store, sin6);
5193 addr = (struct sockaddr *)&sin_store;
5195 addr = (struct sockaddr *)&paddrp->spp_address;
5198 addr = (struct sockaddr *)&paddrp->spp_address;
5201 addr = (struct sockaddr *)&paddrp->spp_address;
5204 net = sctp_findnet(stcb, addr);
5207 * We increment here since
5208 * sctp_findassociation_ep_addr() wil do a
5209 * decrement if it finds the stcb as long as
5210 * the locked tcb (last argument) is NOT a
5214 SCTP_INP_INCR_REF(inp);
5215 stcb = sctp_findassociation_ep_addr(&inp, addr,
5218 SCTP_INP_DECR_REF(inp);
5221 if ((stcb != NULL) && (net == NULL)) {
5223 if (addr->sa_family == AF_INET) {
5225 struct sockaddr_in *sin;
5227 sin = (struct sockaddr_in *)addr;
5228 if (sin->sin_addr.s_addr != INADDR_ANY) {
5229 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5230 SCTP_TCB_UNLOCK(stcb);
5237 if (addr->sa_family == AF_INET6) {
5238 struct sockaddr_in6 *sin6;
5240 sin6 = (struct sockaddr_in6 *)addr;
5241 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
5242 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5243 SCTP_TCB_UNLOCK(stcb);
5250 error = EAFNOSUPPORT;
5251 SCTP_TCB_UNLOCK(stcb);
5252 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5257 if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) {
5259 SCTP_TCB_UNLOCK(stcb);
5260 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5263 if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) {
5265 SCTP_TCB_UNLOCK(stcb);
5266 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5270 /************************TCB SPECIFIC SET ******************/
5272 /************************NET SPECIFIC SET ******************/
5273 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5274 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) &&
5275 !(net->dest_state & SCTP_ADDR_NOHB)) {
5276 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5277 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9);
5279 net->dest_state |= SCTP_ADDR_NOHB;
5281 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5282 if (paddrp->spp_hbinterval) {
5283 net->heart_beat_delay = paddrp->spp_hbinterval;
5284 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5285 net->heart_beat_delay = 0;
5287 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5288 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
5289 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5290 net->dest_state &= ~SCTP_ADDR_NOHB;
5292 if (paddrp->spp_flags & SPP_HB_DEMAND) {
5294 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5295 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED);
5296 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5298 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
5299 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5300 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5301 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_11);
5303 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5304 net->mtu = paddrp->spp_pathmtu;
5305 switch (net->ro._l_addr.sa.sa_family) {
5308 net->mtu += SCTP_MIN_V4_OVERHEAD;
5313 net->mtu += SCTP_MIN_OVERHEAD;
5319 if (net->mtu < stcb->asoc.smallest_mtu) {
5320 sctp_pathmtu_adjustment(stcb, net->mtu);
5323 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5324 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5325 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5327 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5329 if (paddrp->spp_pathmaxrxt) {
5330 if (net->dest_state & SCTP_ADDR_PF) {
5331 if (net->error_count > paddrp->spp_pathmaxrxt) {
5332 net->dest_state &= ~SCTP_ADDR_PF;
5335 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5336 (net->error_count > net->pf_threshold)) {
5337 net->dest_state |= SCTP_ADDR_PF;
5338 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5339 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5340 stcb->sctp_ep, stcb, net,
5341 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_12);
5342 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5345 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5346 if (net->error_count > paddrp->spp_pathmaxrxt) {
5347 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5348 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5351 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5352 net->dest_state |= SCTP_ADDR_REACHABLE;
5353 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5356 net->failure_threshold = paddrp->spp_pathmaxrxt;
5358 if (paddrp->spp_flags & SPP_DSCP) {
5359 net->dscp = paddrp->spp_dscp & 0xfc;
5363 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5364 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5365 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5366 net->flowlabel |= 0x80000000;
5371 /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/
5372 if (paddrp->spp_pathmaxrxt != 0) {
5373 stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt;
5374 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5375 if (net->dest_state & SCTP_ADDR_PF) {
5376 if (net->error_count > paddrp->spp_pathmaxrxt) {
5377 net->dest_state &= ~SCTP_ADDR_PF;
5380 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5381 (net->error_count > net->pf_threshold)) {
5382 net->dest_state |= SCTP_ADDR_PF;
5383 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5384 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5385 stcb->sctp_ep, stcb, net,
5386 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_13);
5387 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5390 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5391 if (net->error_count > paddrp->spp_pathmaxrxt) {
5392 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5393 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5396 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5397 net->dest_state |= SCTP_ADDR_REACHABLE;
5398 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5401 net->failure_threshold = paddrp->spp_pathmaxrxt;
5404 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5405 if (paddrp->spp_hbinterval != 0) {
5406 stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval;
5407 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5408 stcb->asoc.heart_beat_delay = 0;
5410 /* Turn back on the timer */
5411 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5412 if (paddrp->spp_hbinterval != 0) {
5413 net->heart_beat_delay = paddrp->spp_hbinterval;
5414 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5415 net->heart_beat_delay = 0;
5417 if (net->dest_state & SCTP_ADDR_NOHB) {
5418 net->dest_state &= ~SCTP_ADDR_NOHB;
5420 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5421 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_14);
5422 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5424 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5426 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5427 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5428 if (!(net->dest_state & SCTP_ADDR_NOHB)) {
5429 net->dest_state |= SCTP_ADDR_NOHB;
5430 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
5431 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5433 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_15);
5437 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5439 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
5440 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5441 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5442 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5443 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_16);
5445 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5446 net->mtu = paddrp->spp_pathmtu;
5447 switch (net->ro._l_addr.sa.sa_family) {
5450 net->mtu += SCTP_MIN_V4_OVERHEAD;
5455 net->mtu += SCTP_MIN_OVERHEAD;
5461 if (net->mtu < stcb->asoc.smallest_mtu) {
5462 sctp_pathmtu_adjustment(stcb, net->mtu);
5465 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5467 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5468 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5469 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5470 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5472 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5474 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5476 if (paddrp->spp_flags & SPP_DSCP) {
5477 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5478 net->dscp = paddrp->spp_dscp & 0xfc;
5481 stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc;
5482 stcb->asoc.default_dscp |= 0x01;
5485 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5486 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5487 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5488 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5489 net->flowlabel |= 0x80000000;
5492 stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5493 stcb->asoc.default_flowlabel |= 0x80000000;
5497 SCTP_TCB_UNLOCK(stcb);
5499 /************************NO TCB, SET TO default stuff ******************/
5500 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5501 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5502 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
5503 SCTP_INP_WLOCK(inp);
5505 * For the TOS/FLOWLABEL stuff you
5506 * set it with the options on the
5509 if (paddrp->spp_pathmaxrxt != 0) {
5510 inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt;
5512 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO)
5513 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5514 else if (paddrp->spp_hbinterval != 0) {
5515 if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL)
5516 paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL;
5517 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
5519 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5520 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5521 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5522 } else if (paddrp->spp_hbinterval) {
5523 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
5525 sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5526 } else if (paddrp->spp_flags & SPP_HB_DISABLE) {
5527 sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5529 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5530 sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5531 } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) {
5532 sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5534 if (paddrp->spp_flags & SPP_DSCP) {
5535 inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc;
5536 inp->sctp_ep.default_dscp |= 0x01;
5539 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5540 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
5541 inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5542 inp->sctp_ep.default_flowlabel |= 0x80000000;
5546 SCTP_INP_WUNLOCK(inp);
5548 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5556 struct sctp_rtoinfo *srto;
5557 uint32_t new_init, new_min, new_max;
5559 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize);
5560 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
5563 if (srto->srto_initial)
5564 new_init = srto->srto_initial;
5566 new_init = stcb->asoc.initial_rto;
5568 new_max = srto->srto_max;
5570 new_max = stcb->asoc.maxrto;
5572 new_min = srto->srto_min;
5574 new_min = stcb->asoc.minrto;
5575 if ((new_min <= new_init) && (new_init <= new_max)) {
5576 stcb->asoc.initial_rto = new_init;
5577 stcb->asoc.maxrto = new_max;
5578 stcb->asoc.minrto = new_min;
5580 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5583 SCTP_TCB_UNLOCK(stcb);
5585 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5586 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5587 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
5588 SCTP_INP_WLOCK(inp);
5589 if (srto->srto_initial)
5590 new_init = srto->srto_initial;
5592 new_init = inp->sctp_ep.initial_rto;
5594 new_max = srto->srto_max;
5596 new_max = inp->sctp_ep.sctp_maxrto;
5598 new_min = srto->srto_min;
5600 new_min = inp->sctp_ep.sctp_minrto;
5601 if ((new_min <= new_init) && (new_init <= new_max)) {
5602 inp->sctp_ep.initial_rto = new_init;
5603 inp->sctp_ep.sctp_maxrto = new_max;
5604 inp->sctp_ep.sctp_minrto = new_min;
5606 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5609 SCTP_INP_WUNLOCK(inp);
5611 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5617 case SCTP_ASSOCINFO:
5619 struct sctp_assocparams *sasoc;
5621 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize);
5622 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
5623 if (sasoc->sasoc_cookie_life) {
5624 /* boundary check the cookie life */
5625 if (sasoc->sasoc_cookie_life < 1000)
5626 sasoc->sasoc_cookie_life = 1000;
5627 if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) {
5628 sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE;
5632 if (sasoc->sasoc_asocmaxrxt)
5633 stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt;
5634 if (sasoc->sasoc_cookie_life) {
5635 stcb->asoc.cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5637 SCTP_TCB_UNLOCK(stcb);
5639 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5640 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5641 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
5642 SCTP_INP_WLOCK(inp);
5643 if (sasoc->sasoc_asocmaxrxt)
5644 inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt;
5645 if (sasoc->sasoc_cookie_life) {
5646 inp->sctp_ep.def_cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5648 SCTP_INP_WUNLOCK(inp);
5650 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5658 struct sctp_initmsg *sinit;
5660 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize);
5661 SCTP_INP_WLOCK(inp);
5662 if (sinit->sinit_num_ostreams)
5663 inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams;
5665 if (sinit->sinit_max_instreams)
5666 inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams;
5668 if (sinit->sinit_max_attempts)
5669 inp->sctp_ep.max_init_times = sinit->sinit_max_attempts;
5671 if (sinit->sinit_max_init_timeo)
5672 inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo;
5673 SCTP_INP_WUNLOCK(inp);
5676 case SCTP_PRIMARY_ADDR:
5678 struct sctp_setprim *spa;
5679 struct sctp_nets *net;
5680 struct sockaddr *addr;
5682 #if defined(INET) && defined(INET6)
5683 struct sockaddr_in sin_store;
5687 SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize);
5688 SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id);
5690 #if defined(INET) && defined(INET6)
5691 if (spa->ssp_addr.ss_family == AF_INET6) {
5692 struct sockaddr_in6 *sin6;
5694 sin6 = (struct sockaddr_in6 *)&spa->ssp_addr;
5695 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5696 in6_sin6_2_sin(&sin_store, sin6);
5697 addr = (struct sockaddr *)&sin_store;
5699 addr = (struct sockaddr *)&spa->ssp_addr;
5702 addr = (struct sockaddr *)&spa->ssp_addr;
5705 addr = (struct sockaddr *)&spa->ssp_addr;
5708 net = sctp_findnet(stcb, addr);
5711 * We increment here since
5712 * sctp_findassociation_ep_addr() wil do a
5713 * decrement if it finds the stcb as long as
5714 * the locked tcb (last argument) is NOT a
5718 SCTP_INP_INCR_REF(inp);
5719 stcb = sctp_findassociation_ep_addr(&inp, addr,
5722 SCTP_INP_DECR_REF(inp);
5726 if ((stcb != NULL) && (net != NULL)) {
5727 if (net != stcb->asoc.primary_destination) {
5728 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
5729 /* Ok we need to set it */
5730 if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) {
5731 if ((stcb->asoc.alternate) &&
5732 (!(net->dest_state & SCTP_ADDR_PF)) &&
5733 (net->dest_state & SCTP_ADDR_REACHABLE)) {
5734 sctp_free_remote_addr(stcb->asoc.alternate);
5735 stcb->asoc.alternate = NULL;
5738 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5742 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5747 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5751 SCTP_TCB_UNLOCK(stcb);
5755 case SCTP_SET_DYNAMIC_PRIMARY:
5757 union sctp_sockstore *ss;
5759 error = priv_check(curthread,
5760 PRIV_NETINET_RESERVEDPORT);
5764 SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize);
5765 /* SUPER USER CHECK? */
5766 error = sctp_dynamic_set_primary(&ss->sa, vrf_id);
5769 case SCTP_SET_PEER_PRIMARY_ADDR:
5771 struct sctp_setpeerprim *sspp;
5772 struct sockaddr *addr;
5774 #if defined(INET) && defined(INET6)
5775 struct sockaddr_in sin_store;
5779 SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize);
5780 SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id);
5782 struct sctp_ifa *ifa;
5784 #if defined(INET) && defined(INET6)
5785 if (sspp->sspp_addr.ss_family == AF_INET6) {
5786 struct sockaddr_in6 *sin6;
5788 sin6 = (struct sockaddr_in6 *)&sspp->sspp_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 *)&sspp->sspp_addr;
5796 addr = (struct sockaddr *)&sspp->sspp_addr;
5799 addr = (struct sockaddr *)&sspp->sspp_addr;
5801 ifa = sctp_find_ifa_by_addr(addr, stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED);
5803 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5807 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
5809 * Must validate the ifa found is in
5812 struct sctp_laddr *laddr;
5815 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
5816 if (laddr->ifa == NULL) {
5817 SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n",
5821 if (laddr->ifa == ifa) {
5827 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5832 switch (addr->sa_family) {
5836 struct sockaddr_in *sin;
5838 sin = (struct sockaddr_in *)addr;
5839 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
5840 &sin->sin_addr) != 0) {
5841 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5851 struct sockaddr_in6 *sin6;
5853 sin6 = (struct sockaddr_in6 *)addr;
5854 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
5855 &sin6->sin6_addr) != 0) {
5856 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5864 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5869 if (sctp_set_primary_ip_address_sa(stcb, addr) != 0) {
5870 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5874 SCTP_TCB_UNLOCK(stcb);
5876 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5881 case SCTP_BINDX_ADD_ADDR:
5883 struct sctp_getaddresses *addrs;
5886 td = (struct thread *)p;
5887 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses,
5890 if (addrs->addr->sa_family == AF_INET) {
5891 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5892 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5896 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5897 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5903 if (addrs->addr->sa_family == AF_INET6) {
5904 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5905 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5909 if (td != NULL && (error = prison_local_ip6(td->td_ucred, &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5910 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5911 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5917 error = EAFNOSUPPORT;
5920 sctp_bindx_add_address(so, inp, addrs->addr,
5921 addrs->sget_assoc_id, vrf_id,
5925 case SCTP_BINDX_REM_ADDR:
5927 struct sctp_getaddresses *addrs;
5930 td = (struct thread *)p;
5932 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, optsize);
5934 if (addrs->addr->sa_family == AF_INET) {
5935 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5936 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5940 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5941 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5947 if (addrs->addr->sa_family == AF_INET6) {
5948 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5949 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5954 (error = prison_local_ip6(td->td_ucred,
5955 &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5956 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5957 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5963 error = EAFNOSUPPORT;
5966 sctp_bindx_delete_address(inp, addrs->addr,
5967 addrs->sget_assoc_id, vrf_id,
5973 struct sctp_event *event;
5974 uint32_t event_type;
5976 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize);
5977 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
5978 switch (event->se_type) {
5979 case SCTP_ASSOC_CHANGE:
5980 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
5982 case SCTP_PEER_ADDR_CHANGE:
5983 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
5985 case SCTP_REMOTE_ERROR:
5986 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
5988 case SCTP_SEND_FAILED:
5989 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
5991 case SCTP_SHUTDOWN_EVENT:
5992 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
5994 case SCTP_ADAPTATION_INDICATION:
5995 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
5997 case SCTP_PARTIAL_DELIVERY_EVENT:
5998 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
6000 case SCTP_AUTHENTICATION_EVENT:
6001 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
6003 case SCTP_STREAM_RESET_EVENT:
6004 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
6006 case SCTP_SENDER_DRY_EVENT:
6007 event_type = SCTP_PCB_FLAGS_DRYEVNT;
6009 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
6011 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
6014 case SCTP_ASSOC_RESET_EVENT:
6015 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
6017 case SCTP_STREAM_CHANGE_EVENT:
6018 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
6020 case SCTP_SEND_FAILED_EVENT:
6021 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
6025 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6029 if (event_type > 0) {
6032 sctp_stcb_feature_on(inp, stcb, event_type);
6033 if (event_type == SCTP_PCB_FLAGS_DRYEVNT) {
6034 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
6035 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
6036 (stcb->asoc.stream_queue_cnt == 0)) {
6037 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
6041 sctp_stcb_feature_off(inp, stcb, event_type);
6043 SCTP_TCB_UNLOCK(stcb);
6046 * We don't want to send up a storm
6047 * of events, so return an error for
6050 if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) &&
6051 ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) == 0) &&
6052 ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) == 0) &&
6053 ((event->se_assoc_id == SCTP_ALL_ASSOC) ||
6054 (event->se_assoc_id == SCTP_CURRENT_ASSOC))) {
6055 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
6059 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6060 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6061 (event->se_assoc_id == SCTP_FUTURE_ASSOC) ||
6062 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
6063 SCTP_INP_WLOCK(inp);
6065 sctp_feature_on(inp, event_type);
6067 sctp_feature_off(inp, event_type);
6069 SCTP_INP_WUNLOCK(inp);
6071 if ((event->se_assoc_id == SCTP_CURRENT_ASSOC) ||
6072 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
6073 SCTP_INP_RLOCK(inp);
6074 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6075 SCTP_TCB_LOCK(stcb);
6077 sctp_stcb_feature_on(inp, stcb, event_type);
6079 sctp_stcb_feature_off(inp, stcb, event_type);
6081 SCTP_TCB_UNLOCK(stcb);
6083 SCTP_INP_RUNLOCK(inp);
6089 case SCTP_RECVRCVINFO:
6093 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
6094 SCTP_INP_WLOCK(inp);
6096 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
6098 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
6100 SCTP_INP_WUNLOCK(inp);
6103 case SCTP_RECVNXTINFO:
6107 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
6108 SCTP_INP_WLOCK(inp);
6110 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6112 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6114 SCTP_INP_WUNLOCK(inp);
6117 case SCTP_DEFAULT_SNDINFO:
6119 struct sctp_sndinfo *info;
6122 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize);
6123 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
6126 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6127 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6128 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6129 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6130 stcb->asoc.def_send.sinfo_flags |= policy;
6131 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6132 stcb->asoc.def_send.sinfo_context = info->snd_context;
6134 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6137 SCTP_TCB_UNLOCK(stcb);
6139 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6140 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6141 (info->snd_assoc_id == SCTP_FUTURE_ASSOC) ||
6142 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
6143 SCTP_INP_WLOCK(inp);
6144 inp->def_send.sinfo_stream = info->snd_sid;
6145 policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
6146 inp->def_send.sinfo_flags = info->snd_flags;
6147 inp->def_send.sinfo_flags |= policy;
6148 inp->def_send.sinfo_ppid = info->snd_ppid;
6149 inp->def_send.sinfo_context = info->snd_context;
6150 SCTP_INP_WUNLOCK(inp);
6152 if ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) ||
6153 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
6154 SCTP_INP_RLOCK(inp);
6155 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6156 SCTP_TCB_LOCK(stcb);
6157 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6158 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6159 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6160 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6161 stcb->asoc.def_send.sinfo_flags |= policy;
6162 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6163 stcb->asoc.def_send.sinfo_context = info->snd_context;
6165 SCTP_TCB_UNLOCK(stcb);
6167 SCTP_INP_RUNLOCK(inp);
6172 case SCTP_DEFAULT_PRINFO:
6174 struct sctp_default_prinfo *info;
6176 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize);
6177 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
6179 if (info->pr_policy > SCTP_PR_SCTP_MAX) {
6180 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6185 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6186 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6187 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6188 SCTP_TCB_UNLOCK(stcb);
6190 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6191 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6192 (info->pr_assoc_id == SCTP_FUTURE_ASSOC) ||
6193 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
6194 SCTP_INP_WLOCK(inp);
6195 inp->def_send.sinfo_flags &= 0xfff0;
6196 inp->def_send.sinfo_flags |= info->pr_policy;
6197 inp->def_send.sinfo_timetolive = info->pr_value;
6198 SCTP_INP_WUNLOCK(inp);
6200 if ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) ||
6201 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
6202 SCTP_INP_RLOCK(inp);
6203 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6204 SCTP_TCB_LOCK(stcb);
6205 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6206 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6207 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6208 SCTP_TCB_UNLOCK(stcb);
6210 SCTP_INP_RUNLOCK(inp);
6215 case SCTP_PEER_ADDR_THLDS:
6216 /* Applies to the specific association */
6218 struct sctp_paddrthlds *thlds;
6219 struct sctp_nets *net;
6220 struct sockaddr *addr;
6222 #if defined(INET) && defined(INET6)
6223 struct sockaddr_in sin_store;
6227 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize);
6228 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
6230 #if defined(INET) && defined(INET6)
6231 if (thlds->spt_address.ss_family == AF_INET6) {
6232 struct sockaddr_in6 *sin6;
6234 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
6235 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6236 in6_sin6_2_sin(&sin_store, sin6);
6237 addr = (struct sockaddr *)&sin_store;
6239 addr = (struct sockaddr *)&thlds->spt_address;
6242 addr = (struct sockaddr *)&thlds->spt_address;
6245 addr = (struct sockaddr *)&thlds->spt_address;
6248 net = sctp_findnet(stcb, addr);
6251 * We increment here since
6252 * sctp_findassociation_ep_addr() wil do a
6253 * decrement if it finds the stcb as long as
6254 * the locked tcb (last argument) is NOT a
6258 SCTP_INP_INCR_REF(inp);
6259 stcb = sctp_findassociation_ep_addr(&inp, addr,
6262 SCTP_INP_DECR_REF(inp);
6265 if ((stcb != NULL) && (net == NULL)) {
6267 if (addr->sa_family == AF_INET) {
6269 struct sockaddr_in *sin;
6271 sin = (struct sockaddr_in *)addr;
6272 if (sin->sin_addr.s_addr != INADDR_ANY) {
6273 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6274 SCTP_TCB_UNLOCK(stcb);
6281 if (addr->sa_family == AF_INET6) {
6282 struct sockaddr_in6 *sin6;
6284 sin6 = (struct sockaddr_in6 *)addr;
6285 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6286 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6287 SCTP_TCB_UNLOCK(stcb);
6294 error = EAFNOSUPPORT;
6295 SCTP_TCB_UNLOCK(stcb);
6296 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6302 net->failure_threshold = thlds->spt_pathmaxrxt;
6303 net->pf_threshold = thlds->spt_pathpfthld;
6304 if (net->dest_state & SCTP_ADDR_PF) {
6305 if ((net->error_count > net->failure_threshold) ||
6306 (net->error_count <= net->pf_threshold)) {
6307 net->dest_state &= ~SCTP_ADDR_PF;
6310 if ((net->error_count > net->pf_threshold) &&
6311 (net->error_count <= net->failure_threshold)) {
6312 net->dest_state |= SCTP_ADDR_PF;
6313 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6314 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6315 stcb->sctp_ep, stcb, net,
6316 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_17);
6317 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6320 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6321 if (net->error_count > net->failure_threshold) {
6322 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6323 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6326 if (net->error_count <= net->failure_threshold) {
6327 net->dest_state |= SCTP_ADDR_REACHABLE;
6328 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6332 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6333 net->failure_threshold = thlds->spt_pathmaxrxt;
6334 net->pf_threshold = thlds->spt_pathpfthld;
6335 if (net->dest_state & SCTP_ADDR_PF) {
6336 if ((net->error_count > net->failure_threshold) ||
6337 (net->error_count <= net->pf_threshold)) {
6338 net->dest_state &= ~SCTP_ADDR_PF;
6341 if ((net->error_count > net->pf_threshold) &&
6342 (net->error_count <= net->failure_threshold)) {
6343 net->dest_state |= SCTP_ADDR_PF;
6344 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6345 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6346 stcb->sctp_ep, stcb, net,
6347 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_18);
6348 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6351 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6352 if (net->error_count > net->failure_threshold) {
6353 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6354 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6357 if (net->error_count <= net->failure_threshold) {
6358 net->dest_state |= SCTP_ADDR_REACHABLE;
6359 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6363 stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt;
6364 stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld;
6366 SCTP_TCB_UNLOCK(stcb);
6368 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6369 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6370 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
6371 SCTP_INP_WLOCK(inp);
6372 inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt;
6373 inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld;
6374 SCTP_INP_WUNLOCK(inp);
6376 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6382 case SCTP_REMOTE_UDP_ENCAPS_PORT:
6384 struct sctp_udpencaps *encaps;
6385 struct sctp_nets *net;
6386 struct sockaddr *addr;
6388 #if defined(INET) && defined(INET6)
6389 struct sockaddr_in sin_store;
6393 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize);
6394 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
6396 #if defined(INET) && defined(INET6)
6397 if (encaps->sue_address.ss_family == AF_INET6) {
6398 struct sockaddr_in6 *sin6;
6400 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
6401 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6402 in6_sin6_2_sin(&sin_store, sin6);
6403 addr = (struct sockaddr *)&sin_store;
6405 addr = (struct sockaddr *)&encaps->sue_address;
6408 addr = (struct sockaddr *)&encaps->sue_address;
6411 addr = (struct sockaddr *)&encaps->sue_address;
6414 net = sctp_findnet(stcb, addr);
6417 * We increment here since
6418 * sctp_findassociation_ep_addr() wil do a
6419 * decrement if it finds the stcb as long as
6420 * the locked tcb (last argument) is NOT a
6424 SCTP_INP_INCR_REF(inp);
6425 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
6427 SCTP_INP_DECR_REF(inp);
6430 if ((stcb != NULL) && (net == NULL)) {
6432 if (addr->sa_family == AF_INET) {
6434 struct sockaddr_in *sin;
6436 sin = (struct sockaddr_in *)addr;
6437 if (sin->sin_addr.s_addr != INADDR_ANY) {
6438 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6439 SCTP_TCB_UNLOCK(stcb);
6446 if (addr->sa_family == AF_INET6) {
6447 struct sockaddr_in6 *sin6;
6449 sin6 = (struct sockaddr_in6 *)addr;
6450 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6451 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6452 SCTP_TCB_UNLOCK(stcb);
6459 error = EAFNOSUPPORT;
6460 SCTP_TCB_UNLOCK(stcb);
6461 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6467 net->port = encaps->sue_port;
6469 stcb->asoc.port = encaps->sue_port;
6471 SCTP_TCB_UNLOCK(stcb);
6473 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6474 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6475 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
6476 SCTP_INP_WLOCK(inp);
6477 inp->sctp_ep.port = encaps->sue_port;
6478 SCTP_INP_WUNLOCK(inp);
6480 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6486 case SCTP_ECN_SUPPORTED:
6488 struct sctp_assoc_value *av;
6490 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6491 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6494 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6496 SCTP_TCB_UNLOCK(stcb);
6498 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6499 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6500 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6501 SCTP_INP_WLOCK(inp);
6502 if (av->assoc_value == 0) {
6503 inp->ecn_supported = 0;
6505 inp->ecn_supported = 1;
6507 SCTP_INP_WUNLOCK(inp);
6509 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6515 case SCTP_PR_SUPPORTED:
6517 struct sctp_assoc_value *av;
6519 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6520 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6523 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6525 SCTP_TCB_UNLOCK(stcb);
6527 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6528 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6529 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6530 SCTP_INP_WLOCK(inp);
6531 if (av->assoc_value == 0) {
6532 inp->prsctp_supported = 0;
6534 inp->prsctp_supported = 1;
6536 SCTP_INP_WUNLOCK(inp);
6538 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6544 case SCTP_AUTH_SUPPORTED:
6546 struct sctp_assoc_value *av;
6548 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6549 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6552 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6554 SCTP_TCB_UNLOCK(stcb);
6556 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6557 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6558 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6559 if ((av->assoc_value == 0) &&
6560 (inp->asconf_supported == 1)) {
6562 * AUTH is required for
6565 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6568 SCTP_INP_WLOCK(inp);
6569 if (av->assoc_value == 0) {
6570 inp->auth_supported = 0;
6572 inp->auth_supported = 1;
6574 SCTP_INP_WUNLOCK(inp);
6577 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6583 case SCTP_ASCONF_SUPPORTED:
6585 struct sctp_assoc_value *av;
6587 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6588 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6591 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6593 SCTP_TCB_UNLOCK(stcb);
6595 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6596 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6597 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6598 if ((av->assoc_value != 0) &&
6599 (inp->auth_supported == 0)) {
6601 * AUTH is required for
6604 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6607 SCTP_INP_WLOCK(inp);
6608 if (av->assoc_value == 0) {
6609 inp->asconf_supported = 0;
6610 sctp_auth_delete_chunk(SCTP_ASCONF,
6611 inp->sctp_ep.local_auth_chunks);
6612 sctp_auth_delete_chunk(SCTP_ASCONF_ACK,
6613 inp->sctp_ep.local_auth_chunks);
6615 inp->asconf_supported = 1;
6616 sctp_auth_add_chunk(SCTP_ASCONF,
6617 inp->sctp_ep.local_auth_chunks);
6618 sctp_auth_add_chunk(SCTP_ASCONF_ACK,
6619 inp->sctp_ep.local_auth_chunks);
6621 SCTP_INP_WUNLOCK(inp);
6624 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6630 case SCTP_RECONFIG_SUPPORTED:
6632 struct sctp_assoc_value *av;
6634 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6635 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6638 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6640 SCTP_TCB_UNLOCK(stcb);
6642 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6643 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6644 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6645 SCTP_INP_WLOCK(inp);
6646 if (av->assoc_value == 0) {
6647 inp->reconfig_supported = 0;
6649 inp->reconfig_supported = 1;
6651 SCTP_INP_WUNLOCK(inp);
6653 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6659 case SCTP_NRSACK_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 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6674 SCTP_INP_WLOCK(inp);
6675 if (av->assoc_value == 0) {
6676 inp->nrsack_supported = 0;
6678 inp->nrsack_supported = 1;
6680 SCTP_INP_WUNLOCK(inp);
6682 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6688 case SCTP_PKTDROP_SUPPORTED:
6690 struct sctp_assoc_value *av;
6692 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6693 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6696 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6698 SCTP_TCB_UNLOCK(stcb);
6700 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6701 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6702 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6703 SCTP_INP_WLOCK(inp);
6704 if (av->assoc_value == 0) {
6705 inp->pktdrop_supported = 0;
6707 inp->pktdrop_supported = 1;
6709 SCTP_INP_WUNLOCK(inp);
6711 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6719 struct sctp_assoc_value *av;
6720 struct sctp_nets *net;
6722 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6723 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6726 stcb->asoc.max_cwnd = av->assoc_value;
6727 if (stcb->asoc.max_cwnd > 0) {
6728 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6729 if ((net->cwnd > stcb->asoc.max_cwnd) &&
6730 (net->cwnd > (net->mtu - sizeof(struct sctphdr)))) {
6731 net->cwnd = stcb->asoc.max_cwnd;
6732 if (net->cwnd < (net->mtu - sizeof(struct sctphdr))) {
6733 net->cwnd = net->mtu - sizeof(struct sctphdr);
6738 SCTP_TCB_UNLOCK(stcb);
6740 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6741 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6742 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6743 SCTP_INP_WLOCK(inp);
6744 inp->max_cwnd = av->assoc_value;
6745 SCTP_INP_WUNLOCK(inp);
6747 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6754 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
6755 error = ENOPROTOOPT;
6757 } /* end switch (opt) */
6762 sctp_ctloutput(struct socket *so, struct sockopt *sopt)
6764 void *optval = NULL;
6768 struct sctp_inpcb *inp;
6770 if ((sopt->sopt_level == SOL_SOCKET) &&
6771 (sopt->sopt_name == SO_SETFIB)) {
6772 inp = (struct sctp_inpcb *)so->so_pcb;
6774 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6777 SCTP_INP_WLOCK(inp);
6778 inp->fibnum = so->so_fibnum;
6779 SCTP_INP_WUNLOCK(inp);
6782 if (sopt->sopt_level != IPPROTO_SCTP) {
6783 /* wrong proto level... send back up to IP */
6785 if (INP_CHECK_SOCKAF(so, AF_INET6))
6786 error = ip6_ctloutput(so, sopt);
6788 #if defined(INET) && defined(INET6)
6792 error = ip_ctloutput(so, sopt);
6796 optsize = sopt->sopt_valsize;
6798 SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT);
6799 if (optval == NULL) {
6800 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6803 error = sooptcopyin(sopt, optval, optsize, optsize);
6805 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6809 p = (void *)sopt->sopt_td;
6810 if (sopt->sopt_dir == SOPT_SET) {
6811 error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p);
6812 } else if (sopt->sopt_dir == SOPT_GET) {
6813 error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p);
6815 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6818 if ((error == 0) && (optval != NULL)) {
6819 error = sooptcopyout(sopt, optval, optsize);
6820 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6821 } else if (optval != NULL) {
6822 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6830 sctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p)
6833 int create_lock_on = 0;
6835 struct sctp_inpcb *inp;
6836 struct sctp_tcb *stcb = NULL;
6838 inp = (struct sctp_inpcb *)so->so_pcb;
6840 /* I made the same as TCP since we are not setup? */
6841 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6842 return (ECONNRESET);
6845 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6848 switch (addr->sa_family) {
6852 struct sockaddr_in6 *sin6p;
6854 if (addr->sa_len != sizeof(struct sockaddr_in6)) {
6855 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6858 sin6p = (struct sockaddr_in6 *)addr;
6859 if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6p->sin6_addr)) != 0) {
6860 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6869 struct sockaddr_in *sinp;
6871 if (addr->sa_len != sizeof(struct sockaddr_in)) {
6872 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6875 sinp = (struct sockaddr_in *)addr;
6876 if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sinp->sin_addr)) != 0) {
6877 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6884 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT);
6885 return (EAFNOSUPPORT);
6887 SCTP_INP_INCR_REF(inp);
6888 SCTP_ASOC_CREATE_LOCK(inp);
6892 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
6893 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
6894 /* Should I really unlock ? */
6895 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
6900 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
6901 (addr->sa_family == AF_INET6)) {
6902 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6907 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
6908 SCTP_PCB_FLAGS_UNBOUND) {
6909 /* Bind a ephemeral port */
6910 error = sctp_inpcb_bind(so, NULL, NULL, p);
6915 /* Now do we connect? */
6916 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
6917 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
6918 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6922 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
6923 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
6924 /* We are already connected AND the TCP model */
6925 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
6929 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
6930 SCTP_INP_RLOCK(inp);
6931 stcb = LIST_FIRST(&inp->sctp_asoc_list);
6932 SCTP_INP_RUNLOCK(inp);
6935 * We increment here since sctp_findassociation_ep_addr()
6936 * will do a decrement if it finds the stcb as long as the
6937 * locked tcb (last argument) is NOT a TCB.. aka NULL.
6939 SCTP_INP_INCR_REF(inp);
6940 stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL);
6942 SCTP_INP_DECR_REF(inp);
6944 SCTP_TCB_UNLOCK(stcb);
6948 /* Already have or am bring up an association */
6949 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
6953 vrf_id = inp->def_vrf_id;
6954 /* We are GOOD to go */
6955 stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p);
6957 /* Gak! no memory */
6960 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
6961 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
6962 /* Set the connected flag so we can queue data */
6965 SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT);
6966 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
6968 /* initialize authentication parameters for the assoc */
6969 sctp_initialize_auth_params(inp, stcb);
6971 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
6972 SCTP_TCB_UNLOCK(stcb);
6974 if (create_lock_on) {
6975 SCTP_ASOC_CREATE_UNLOCK(inp);
6977 SCTP_INP_DECR_REF(inp);
6984 sctp_listen(struct socket *so, int backlog, struct thread *p)
6987 * Note this module depends on the protocol processing being called
6988 * AFTER any socket level flags and backlog are applied to the
6989 * socket. The traditional way that the socket flags are applied is
6990 * AFTER protocol processing. We have made a change to the
6991 * sys/kern/uipc_socket.c module to reverse this but this MUST be in
6992 * place if the socket API for SCTP is to work properly.
6996 struct sctp_inpcb *inp;
6998 inp = (struct sctp_inpcb *)so->so_pcb;
7000 /* I made the same as TCP since we are not setup? */
7001 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7002 return (ECONNRESET);
7004 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) {
7005 /* See if we have a listener */
7006 struct sctp_inpcb *tinp;
7007 union sctp_sockstore store;
7009 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
7011 struct sctp_laddr *laddr;
7013 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
7014 memcpy(&store, &laddr->ifa->address, sizeof(store));
7015 switch (store.sa.sa_family) {
7018 store.sin.sin_port = inp->sctp_lport;
7023 store.sin6.sin6_port = inp->sctp_lport;
7029 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
7030 if (tinp && (tinp != inp) &&
7031 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
7032 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
7033 (tinp->sctp_socket->so_qlimit)) {
7035 * we have a listener already and
7038 SCTP_INP_DECR_REF(tinp);
7039 return (EADDRINUSE);
7041 SCTP_INP_DECR_REF(tinp);
7045 /* Setup a local addr bound all */
7046 memset(&store, 0, sizeof(store));
7048 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
7049 store.sa.sa_family = AF_INET6;
7050 store.sa.sa_len = sizeof(struct sockaddr_in6);
7054 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) {
7055 store.sa.sa_family = AF_INET;
7056 store.sa.sa_len = sizeof(struct sockaddr_in);
7059 switch (store.sa.sa_family) {
7062 store.sin.sin_port = inp->sctp_lport;
7067 store.sin6.sin6_port = inp->sctp_lport;
7073 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
7074 if (tinp && (tinp != inp) &&
7075 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
7076 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
7077 (tinp->sctp_socket->so_qlimit)) {
7079 * we have a listener already and its not
7082 SCTP_INP_DECR_REF(tinp);
7083 return (EADDRINUSE);
7085 SCTP_INP_DECR_REF(tinp);
7089 SCTP_INP_RLOCK(inp);
7090 #ifdef SCTP_LOCK_LOGGING
7091 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) {
7092 sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK);
7096 error = solisten_proto_check(so);
7099 SCTP_INP_RUNLOCK(inp);
7102 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) &&
7103 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
7105 * The unlucky case - We are in the tcp pool with this guy.
7106 * - Someone else is in the main inp slot. - We must move
7107 * this guy (the listener) to the main slot - We must then
7108 * move the guy that was listener to the TCP Pool.
7110 if (sctp_swap_inpcb_for_listen(inp)) {
7111 SCTP_INP_RUNLOCK(inp);
7112 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7113 return (EADDRINUSE);
7116 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
7117 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
7118 /* We are already connected AND the TCP model */
7119 SCTP_INP_RUNLOCK(inp);
7120 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7121 return (EADDRINUSE);
7123 SCTP_INP_RUNLOCK(inp);
7124 if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) {
7125 /* We must do a bind. */
7126 if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) {
7127 /* bind error, probably perm */
7132 /* It appears for 7.0 and on, we must always call this. */
7133 solisten_proto(so, backlog);
7134 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
7135 /* remove the ACCEPTCONN flag for one-to-many sockets */
7136 so->so_options &= ~SO_ACCEPTCONN;
7139 /* turning off listen */
7140 so->so_options &= ~SO_ACCEPTCONN;
7146 static int sctp_defered_wakeup_cnt = 0;
7149 sctp_accept(struct socket *so, struct sockaddr **addr)
7151 struct sctp_tcb *stcb;
7152 struct sctp_inpcb *inp;
7153 union sctp_sockstore store;
7159 inp = (struct sctp_inpcb *)so->so_pcb;
7162 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7163 return (ECONNRESET);
7165 SCTP_INP_RLOCK(inp);
7166 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
7167 SCTP_INP_RUNLOCK(inp);
7168 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
7169 return (EOPNOTSUPP);
7171 if (so->so_state & SS_ISDISCONNECTED) {
7172 SCTP_INP_RUNLOCK(inp);
7173 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED);
7174 return (ECONNABORTED);
7176 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7178 SCTP_INP_RUNLOCK(inp);
7179 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7180 return (ECONNRESET);
7182 SCTP_TCB_LOCK(stcb);
7183 SCTP_INP_RUNLOCK(inp);
7184 store = stcb->asoc.primary_destination->ro._l_addr;
7185 stcb->asoc.state &= ~SCTP_STATE_IN_ACCEPT_QUEUE;
7186 SCTP_TCB_UNLOCK(stcb);
7187 switch (store.sa.sa_family) {
7191 struct sockaddr_in *sin;
7193 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7196 sin->sin_family = AF_INET;
7197 sin->sin_len = sizeof(*sin);
7198 sin->sin_port = store.sin.sin_port;
7199 sin->sin_addr = store.sin.sin_addr;
7200 *addr = (struct sockaddr *)sin;
7207 struct sockaddr_in6 *sin6;
7209 SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6);
7212 sin6->sin6_family = AF_INET6;
7213 sin6->sin6_len = sizeof(*sin6);
7214 sin6->sin6_port = store.sin6.sin6_port;
7215 sin6->sin6_addr = store.sin6.sin6_addr;
7216 if ((error = sa6_recoverscope(sin6)) != 0) {
7217 SCTP_FREE_SONAME(sin6);
7220 *addr = (struct sockaddr *)sin6;
7228 /* Wake any delayed sleep action */
7229 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) {
7230 SCTP_INP_WLOCK(inp);
7231 inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE;
7232 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) {
7233 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT;
7234 SCTP_INP_WUNLOCK(inp);
7235 SOCKBUF_LOCK(&inp->sctp_socket->so_snd);
7236 if (sowriteable(inp->sctp_socket)) {
7237 sowwakeup_locked(inp->sctp_socket);
7239 SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd);
7241 SCTP_INP_WLOCK(inp);
7243 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) {
7244 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT;
7245 SCTP_INP_WUNLOCK(inp);
7246 SOCKBUF_LOCK(&inp->sctp_socket->so_rcv);
7247 if (soreadable(inp->sctp_socket)) {
7248 sctp_defered_wakeup_cnt++;
7249 sorwakeup_locked(inp->sctp_socket);
7251 SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv);
7253 SCTP_INP_WLOCK(inp);
7255 SCTP_INP_WUNLOCK(inp);
7257 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
7258 SCTP_TCB_LOCK(stcb);
7259 sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
7260 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_19);
7267 sctp_ingetaddr(struct socket *so, struct sockaddr **addr)
7269 struct sockaddr_in *sin;
7271 struct sctp_inpcb *inp;
7272 struct sctp_ifa *sctp_ifa;
7275 * Do the malloc first in case it blocks.
7277 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7280 sin->sin_family = AF_INET;
7281 sin->sin_len = sizeof(*sin);
7282 inp = (struct sctp_inpcb *)so->so_pcb;
7284 SCTP_FREE_SONAME(sin);
7285 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7286 return (ECONNRESET);
7288 SCTP_INP_RLOCK(inp);
7289 sin->sin_port = inp->sctp_lport;
7290 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
7291 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
7292 struct sctp_tcb *stcb;
7293 struct sockaddr_in *sin_a;
7294 struct sctp_nets *net;
7297 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7303 SCTP_TCB_LOCK(stcb);
7304 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7305 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7307 /* this will make coverity happy */
7310 if (sin_a->sin_family == AF_INET) {
7315 if ((!fnd) || (sin_a == NULL)) {
7317 SCTP_TCB_UNLOCK(stcb);
7320 vrf_id = inp->def_vrf_id;
7321 sctp_ifa = sctp_source_address_selection(inp,
7323 (sctp_route_t *) & net->ro,
7326 sin->sin_addr = sctp_ifa->address.sin.sin_addr;
7327 sctp_free_ifa(sctp_ifa);
7329 SCTP_TCB_UNLOCK(stcb);
7331 /* For the bound all case you get back 0 */
7333 sin->sin_addr.s_addr = 0;
7337 /* Take the first IPv4 address in the list */
7338 struct sctp_laddr *laddr;
7341 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
7342 if (laddr->ifa->address.sa.sa_family == AF_INET) {
7343 struct sockaddr_in *sin_a;
7345 sin_a = &laddr->ifa->address.sin;
7346 sin->sin_addr = sin_a->sin_addr;
7352 SCTP_FREE_SONAME(sin);
7353 SCTP_INP_RUNLOCK(inp);
7354 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7358 SCTP_INP_RUNLOCK(inp);
7359 (*addr) = (struct sockaddr *)sin;
7364 sctp_peeraddr(struct socket *so, struct sockaddr **addr)
7366 struct sockaddr_in *sin;
7368 struct sockaddr_in *sin_a;
7369 struct sctp_inpcb *inp;
7370 struct sctp_tcb *stcb;
7371 struct sctp_nets *net;
7373 /* Do the malloc first in case it blocks. */
7374 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7377 sin->sin_family = AF_INET;
7378 sin->sin_len = sizeof(*sin);
7380 inp = (struct sctp_inpcb *)so->so_pcb;
7381 if ((inp == NULL) ||
7382 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) {
7383 /* UDP type and listeners will drop out here */
7384 SCTP_FREE_SONAME(sin);
7385 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
7388 SCTP_INP_RLOCK(inp);
7389 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7391 SCTP_TCB_LOCK(stcb);
7393 SCTP_INP_RUNLOCK(inp);
7395 SCTP_FREE_SONAME(sin);
7396 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7397 return (ECONNRESET);
7400 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7401 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7402 if (sin_a->sin_family == AF_INET) {
7404 sin->sin_port = stcb->rport;
7405 sin->sin_addr = sin_a->sin_addr;
7409 SCTP_TCB_UNLOCK(stcb);
7411 /* No IPv4 address */
7412 SCTP_FREE_SONAME(sin);
7413 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7416 (*addr) = (struct sockaddr *)sin;
7420 struct pr_usrreqs sctp_usrreqs = {
7421 .pru_abort = sctp_abort,
7422 .pru_accept = sctp_accept,
7423 .pru_attach = sctp_attach,
7424 .pru_bind = sctp_bind,
7425 .pru_connect = sctp_connect,
7426 .pru_control = in_control,
7427 .pru_close = sctp_close,
7428 .pru_detach = sctp_close,
7429 .pru_sopoll = sopoll_generic,
7430 .pru_flush = sctp_flush,
7431 .pru_disconnect = sctp_disconnect,
7432 .pru_listen = sctp_listen,
7433 .pru_peeraddr = sctp_peeraddr,
7434 .pru_send = sctp_sendm,
7435 .pru_shutdown = sctp_shutdown,
7436 .pru_sockaddr = sctp_ingetaddr,
7437 .pru_sosend = sctp_sosend,
7438 .pru_soreceive = sctp_soreceive