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;
2444 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
2445 ovh = SCTP_MED_OVERHEAD;
2447 ovh = SCTP_MED_V4_OVERHEAD;
2450 paddrp->spp_hbinterval = net->heart_beat_delay;
2451 paddrp->spp_pathmaxrxt = net->failure_threshold;
2452 paddrp->spp_pathmtu = net->mtu - ovh;
2453 /* get flags for HB */
2454 if (net->dest_state & SCTP_ADDR_NOHB) {
2455 paddrp->spp_flags |= SPP_HB_DISABLE;
2457 paddrp->spp_flags |= SPP_HB_ENABLE;
2459 /* get flags for PMTU */
2460 if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
2461 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2463 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2465 if (net->dscp & 0x01) {
2466 paddrp->spp_dscp = net->dscp & 0xfc;
2467 paddrp->spp_flags |= SPP_DSCP;
2470 if ((net->ro._l_addr.sa.sa_family == AF_INET6) &&
2471 (net->flowlabel & 0x80000000)) {
2472 paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff;
2473 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2478 * No destination so return default
2481 paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure;
2482 paddrp->spp_pathmtu = sctp_get_frag_point(stcb, &stcb->asoc);
2483 if (stcb->asoc.default_dscp & 0x01) {
2484 paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc;
2485 paddrp->spp_flags |= SPP_DSCP;
2488 if (stcb->asoc.default_flowlabel & 0x80000000) {
2489 paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff;
2490 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2493 /* default settings should be these */
2494 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2495 paddrp->spp_flags |= SPP_HB_DISABLE;
2497 paddrp->spp_flags |= SPP_HB_ENABLE;
2499 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2500 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2502 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2504 paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay;
2506 paddrp->spp_assoc_id = sctp_get_associd(stcb);
2507 SCTP_TCB_UNLOCK(stcb);
2509 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2510 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2511 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
2512 /* Use endpoint defaults */
2513 SCTP_INP_RLOCK(inp);
2514 paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure;
2515 paddrp->spp_hbinterval = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]);
2516 paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC;
2517 /* get inp's default */
2518 if (inp->sctp_ep.default_dscp & 0x01) {
2519 paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc;
2520 paddrp->spp_flags |= SPP_DSCP;
2523 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
2524 (inp->sctp_ep.default_flowlabel & 0x80000000)) {
2525 paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff;
2526 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2529 /* can't return this */
2530 paddrp->spp_pathmtu = 0;
2532 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2533 paddrp->spp_flags |= SPP_HB_ENABLE;
2535 paddrp->spp_flags |= SPP_HB_DISABLE;
2537 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2538 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2540 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2542 SCTP_INP_RUNLOCK(inp);
2544 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2549 *optsize = sizeof(struct sctp_paddrparams);
2553 case SCTP_GET_PEER_ADDR_INFO:
2555 struct sctp_paddrinfo *paddri;
2556 struct sctp_nets *net;
2557 struct sockaddr *addr;
2559 #if defined(INET) && defined(INET6)
2560 struct sockaddr_in sin_store;
2564 SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize);
2565 SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id);
2567 #if defined(INET) && defined(INET6)
2568 if (paddri->spinfo_address.ss_family == AF_INET6) {
2569 struct sockaddr_in6 *sin6;
2571 sin6 = (struct sockaddr_in6 *)&paddri->spinfo_address;
2572 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
2573 in6_sin6_2_sin(&sin_store, sin6);
2574 addr = (struct sockaddr *)&sin_store;
2576 addr = (struct sockaddr *)&paddri->spinfo_address;
2579 addr = (struct sockaddr *)&paddri->spinfo_address;
2582 addr = (struct sockaddr *)&paddri->spinfo_address;
2585 net = sctp_findnet(stcb, addr);
2588 * We increment here since
2589 * sctp_findassociation_ep_addr() wil do a
2590 * decrement if it finds the stcb as long as
2591 * the locked tcb (last argument) is NOT a
2595 SCTP_INP_INCR_REF(inp);
2596 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
2598 SCTP_INP_DECR_REF(inp);
2602 if ((stcb != NULL) && (net != NULL)) {
2603 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2604 /* It's unconfirmed */
2605 paddri->spinfo_state = SCTP_UNCONFIRMED;
2606 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2608 paddri->spinfo_state = SCTP_ACTIVE;
2611 paddri->spinfo_state = SCTP_INACTIVE;
2613 paddri->spinfo_cwnd = net->cwnd;
2614 paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2615 paddri->spinfo_rto = net->RTO;
2616 paddri->spinfo_assoc_id = sctp_get_associd(stcb);
2617 paddri->spinfo_mtu = net->mtu;
2618 SCTP_TCB_UNLOCK(stcb);
2619 *optsize = sizeof(struct sctp_paddrinfo);
2622 SCTP_TCB_UNLOCK(stcb);
2624 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2629 case SCTP_PCB_STATUS:
2631 struct sctp_pcbinfo *spcb;
2633 SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize);
2634 sctp_fill_pcbinfo(spcb);
2635 *optsize = sizeof(struct sctp_pcbinfo);
2640 struct sctp_nets *net;
2641 struct sctp_status *sstat;
2643 SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize);
2644 SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id);
2647 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2652 * I think passing the state is fine since
2653 * sctp_constants.h will be available to the user
2656 sstat->sstat_state = stcb->asoc.state;
2657 sstat->sstat_assoc_id = sctp_get_associd(stcb);
2658 sstat->sstat_rwnd = stcb->asoc.peers_rwnd;
2659 sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt;
2661 * We can't include chunks that have been passed to
2662 * the socket layer. Only things in queue.
2664 sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue +
2665 stcb->asoc.cnt_on_all_streams);
2668 sstat->sstat_instrms = stcb->asoc.streamincnt;
2669 sstat->sstat_outstrms = stcb->asoc.streamoutcnt;
2670 sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc);
2671 memcpy(&sstat->sstat_primary.spinfo_address,
2672 &stcb->asoc.primary_destination->ro._l_addr,
2673 ((struct sockaddr *)(&stcb->asoc.primary_destination->ro._l_addr))->sa_len);
2674 net = stcb->asoc.primary_destination;
2675 ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport;
2677 * Again the user can get info from sctp_constants.h
2678 * for what the state of the network is.
2680 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2681 /* It's unconfirmed */
2682 sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED;
2683 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2685 sstat->sstat_primary.spinfo_state = SCTP_ACTIVE;
2688 sstat->sstat_primary.spinfo_state = SCTP_INACTIVE;
2690 sstat->sstat_primary.spinfo_cwnd = net->cwnd;
2691 sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2692 sstat->sstat_primary.spinfo_rto = net->RTO;
2693 sstat->sstat_primary.spinfo_mtu = net->mtu;
2694 sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb);
2695 SCTP_TCB_UNLOCK(stcb);
2696 *optsize = sizeof(struct sctp_status);
2701 struct sctp_rtoinfo *srto;
2703 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize);
2704 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
2707 srto->srto_initial = stcb->asoc.initial_rto;
2708 srto->srto_max = stcb->asoc.maxrto;
2709 srto->srto_min = stcb->asoc.minrto;
2710 SCTP_TCB_UNLOCK(stcb);
2712 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2713 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2714 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
2715 SCTP_INP_RLOCK(inp);
2716 srto->srto_initial = inp->sctp_ep.initial_rto;
2717 srto->srto_max = inp->sctp_ep.sctp_maxrto;
2718 srto->srto_min = inp->sctp_ep.sctp_minrto;
2719 SCTP_INP_RUNLOCK(inp);
2721 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2726 *optsize = sizeof(struct sctp_rtoinfo);
2732 struct sctp_timeouts *stimo;
2734 SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize);
2735 SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id);
2738 stimo->stimo_init = stcb->asoc.timoinit;
2739 stimo->stimo_data = stcb->asoc.timodata;
2740 stimo->stimo_sack = stcb->asoc.timosack;
2741 stimo->stimo_shutdown = stcb->asoc.timoshutdown;
2742 stimo->stimo_heartbeat = stcb->asoc.timoheartbeat;
2743 stimo->stimo_cookie = stcb->asoc.timocookie;
2744 stimo->stimo_shutdownack = stcb->asoc.timoshutdownack;
2745 SCTP_TCB_UNLOCK(stcb);
2746 *optsize = sizeof(struct sctp_timeouts);
2748 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2753 case SCTP_ASSOCINFO:
2755 struct sctp_assocparams *sasoc;
2757 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize);
2758 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
2761 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(stcb->asoc.cookie_life);
2762 sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times;
2763 sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets;
2764 sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd;
2765 sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd;
2766 SCTP_TCB_UNLOCK(stcb);
2768 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2769 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2770 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
2771 SCTP_INP_RLOCK(inp);
2772 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(inp->sctp_ep.def_cookie_life);
2773 sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times;
2774 sasoc->sasoc_number_peer_destinations = 0;
2775 sasoc->sasoc_peer_rwnd = 0;
2776 sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv);
2777 SCTP_INP_RUNLOCK(inp);
2779 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2784 *optsize = sizeof(struct sctp_assocparams);
2788 case SCTP_DEFAULT_SEND_PARAM:
2790 struct sctp_sndrcvinfo *s_info;
2792 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize);
2793 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
2796 memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send));
2797 SCTP_TCB_UNLOCK(stcb);
2799 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2800 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2801 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC)) {
2802 SCTP_INP_RLOCK(inp);
2803 memcpy(s_info, &inp->def_send, sizeof(inp->def_send));
2804 SCTP_INP_RUNLOCK(inp);
2806 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2811 *optsize = sizeof(struct sctp_sndrcvinfo);
2817 struct sctp_initmsg *sinit;
2819 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize);
2820 SCTP_INP_RLOCK(inp);
2821 sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count;
2822 sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome;
2823 sinit->sinit_max_attempts = inp->sctp_ep.max_init_times;
2824 sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max;
2825 SCTP_INP_RUNLOCK(inp);
2826 *optsize = sizeof(struct sctp_initmsg);
2829 case SCTP_PRIMARY_ADDR:
2830 /* we allow a "get" operation on this */
2832 struct sctp_setprim *ssp;
2834 SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize);
2835 SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id);
2838 union sctp_sockstore *addr;
2840 addr = &stcb->asoc.primary_destination->ro._l_addr;
2841 switch (addr->sa.sa_family) {
2845 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2846 in6_sin_2_v4mapsin6(&addr->sin,
2847 (struct sockaddr_in6 *)&ssp->ssp_addr);
2849 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2852 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2858 memcpy(&ssp->ssp_addr, &addr->sin6, sizeof(struct sockaddr_in6));
2864 SCTP_TCB_UNLOCK(stcb);
2865 *optsize = sizeof(struct sctp_setprim);
2867 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2872 case SCTP_HMAC_IDENT:
2874 struct sctp_hmacalgo *shmac;
2875 sctp_hmaclist_t *hmaclist;
2879 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize);
2881 SCTP_INP_RLOCK(inp);
2882 hmaclist = inp->sctp_ep.local_hmacs;
2883 if (hmaclist == NULL) {
2884 /* no HMACs to return */
2885 *optsize = sizeof(*shmac);
2886 SCTP_INP_RUNLOCK(inp);
2889 /* is there room for all of the hmac ids? */
2890 size = sizeof(*shmac) + (hmaclist->num_algo *
2891 sizeof(shmac->shmac_idents[0]));
2892 if ((size_t)(*optsize) < size) {
2893 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2895 SCTP_INP_RUNLOCK(inp);
2898 /* copy in the list */
2899 shmac->shmac_number_of_idents = hmaclist->num_algo;
2900 for (i = 0; i < hmaclist->num_algo; i++) {
2901 shmac->shmac_idents[i] = hmaclist->hmac[i];
2903 SCTP_INP_RUNLOCK(inp);
2907 case SCTP_AUTH_ACTIVE_KEY:
2909 struct sctp_authkeyid *scact;
2911 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize);
2912 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
2915 /* get the active key on the assoc */
2916 scact->scact_keynumber = stcb->asoc.authinfo.active_keyid;
2917 SCTP_TCB_UNLOCK(stcb);
2919 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2920 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2921 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC)) {
2922 /* get the endpoint active key */
2923 SCTP_INP_RLOCK(inp);
2924 scact->scact_keynumber = inp->sctp_ep.default_keyid;
2925 SCTP_INP_RUNLOCK(inp);
2927 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2932 *optsize = sizeof(struct sctp_authkeyid);
2936 case SCTP_LOCAL_AUTH_CHUNKS:
2938 struct sctp_authchunks *sac;
2939 sctp_auth_chklist_t *chklist = NULL;
2942 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2943 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2946 /* get off the assoc */
2947 chklist = stcb->asoc.local_auth_chunks;
2948 /* is there enough space? */
2949 size = sctp_auth_get_chklist_size(chklist);
2950 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2952 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2954 /* copy in the chunks */
2955 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2956 sac->gauth_number_of_chunks = (uint32_t) size;
2957 *optsize = sizeof(struct sctp_authchunks) + size;
2959 SCTP_TCB_UNLOCK(stcb);
2961 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2962 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2963 (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC)) {
2964 /* get off the endpoint */
2965 SCTP_INP_RLOCK(inp);
2966 chklist = inp->sctp_ep.local_auth_chunks;
2967 /* is there enough space? */
2968 size = sctp_auth_get_chklist_size(chklist);
2969 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2971 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2973 /* copy in the chunks */
2974 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2975 sac->gauth_number_of_chunks = (uint32_t) size;
2976 *optsize = sizeof(struct sctp_authchunks) + size;
2978 SCTP_INP_RUNLOCK(inp);
2980 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2986 case SCTP_PEER_AUTH_CHUNKS:
2988 struct sctp_authchunks *sac;
2989 sctp_auth_chklist_t *chklist = NULL;
2992 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2993 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2996 /* get off the assoc */
2997 chklist = stcb->asoc.peer_auth_chunks;
2998 /* is there enough space? */
2999 size = sctp_auth_get_chklist_size(chklist);
3000 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
3002 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3004 /* copy in the chunks */
3005 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
3006 sac->gauth_number_of_chunks = (uint32_t) size;
3007 *optsize = sizeof(struct sctp_authchunks) + size;
3009 SCTP_TCB_UNLOCK(stcb);
3011 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
3018 struct sctp_event *event;
3019 uint32_t event_type;
3021 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize);
3022 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
3024 switch (event->se_type) {
3025 case SCTP_ASSOC_CHANGE:
3026 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
3028 case SCTP_PEER_ADDR_CHANGE:
3029 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
3031 case SCTP_REMOTE_ERROR:
3032 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
3034 case SCTP_SEND_FAILED:
3035 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
3037 case SCTP_SHUTDOWN_EVENT:
3038 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
3040 case SCTP_ADAPTATION_INDICATION:
3041 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
3043 case SCTP_PARTIAL_DELIVERY_EVENT:
3044 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
3046 case SCTP_AUTHENTICATION_EVENT:
3047 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
3049 case SCTP_STREAM_RESET_EVENT:
3050 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
3052 case SCTP_SENDER_DRY_EVENT:
3053 event_type = SCTP_PCB_FLAGS_DRYEVNT;
3055 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
3057 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
3060 case SCTP_ASSOC_RESET_EVENT:
3061 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
3063 case SCTP_STREAM_CHANGE_EVENT:
3064 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
3066 case SCTP_SEND_FAILED_EVENT:
3067 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
3071 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3075 if (event_type > 0) {
3077 event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type);
3078 SCTP_TCB_UNLOCK(stcb);
3080 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3081 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3082 (event->se_assoc_id == SCTP_FUTURE_ASSOC)) {
3083 SCTP_INP_RLOCK(inp);
3084 event->se_on = sctp_is_feature_on(inp, event_type);
3085 SCTP_INP_RUNLOCK(inp);
3087 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3093 *optsize = sizeof(struct sctp_event);
3097 case SCTP_RECVRCVINFO:
3101 if (*optsize < sizeof(int)) {
3102 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3105 SCTP_INP_RLOCK(inp);
3106 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
3107 SCTP_INP_RUNLOCK(inp);
3110 /* return the option value */
3111 *(int *)optval = onoff;
3112 *optsize = sizeof(int);
3116 case SCTP_RECVNXTINFO:
3120 if (*optsize < sizeof(int)) {
3121 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3124 SCTP_INP_RLOCK(inp);
3125 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
3126 SCTP_INP_RUNLOCK(inp);
3129 /* return the option value */
3130 *(int *)optval = onoff;
3131 *optsize = sizeof(int);
3135 case SCTP_DEFAULT_SNDINFO:
3137 struct sctp_sndinfo *info;
3139 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize);
3140 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
3143 info->snd_sid = stcb->asoc.def_send.sinfo_stream;
3144 info->snd_flags = stcb->asoc.def_send.sinfo_flags;
3145 info->snd_flags &= 0xfff0;
3146 info->snd_ppid = stcb->asoc.def_send.sinfo_ppid;
3147 info->snd_context = stcb->asoc.def_send.sinfo_context;
3148 SCTP_TCB_UNLOCK(stcb);
3150 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3151 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3152 (info->snd_assoc_id == SCTP_FUTURE_ASSOC)) {
3153 SCTP_INP_RLOCK(inp);
3154 info->snd_sid = inp->def_send.sinfo_stream;
3155 info->snd_flags = inp->def_send.sinfo_flags;
3156 info->snd_flags &= 0xfff0;
3157 info->snd_ppid = inp->def_send.sinfo_ppid;
3158 info->snd_context = inp->def_send.sinfo_context;
3159 SCTP_INP_RUNLOCK(inp);
3161 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3166 *optsize = sizeof(struct sctp_sndinfo);
3170 case SCTP_DEFAULT_PRINFO:
3172 struct sctp_default_prinfo *info;
3174 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize);
3175 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
3178 info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
3179 info->pr_value = stcb->asoc.def_send.sinfo_timetolive;
3180 SCTP_TCB_UNLOCK(stcb);
3182 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3183 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3184 (info->pr_assoc_id == SCTP_FUTURE_ASSOC)) {
3185 SCTP_INP_RLOCK(inp);
3186 info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
3187 info->pr_value = inp->def_send.sinfo_timetolive;
3188 SCTP_INP_RUNLOCK(inp);
3190 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3195 *optsize = sizeof(struct sctp_default_prinfo);
3199 case SCTP_PEER_ADDR_THLDS:
3201 struct sctp_paddrthlds *thlds;
3202 struct sctp_nets *net;
3203 struct sockaddr *addr;
3205 #if defined(INET) && defined(INET6)
3206 struct sockaddr_in sin_store;
3210 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize);
3211 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
3213 #if defined(INET) && defined(INET6)
3214 if (thlds->spt_address.ss_family == AF_INET6) {
3215 struct sockaddr_in6 *sin6;
3217 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
3218 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3219 in6_sin6_2_sin(&sin_store, sin6);
3220 addr = (struct sockaddr *)&sin_store;
3222 addr = (struct sockaddr *)&thlds->spt_address;
3225 addr = (struct sockaddr *)&thlds->spt_address;
3228 addr = (struct sockaddr *)&thlds->spt_address;
3231 net = sctp_findnet(stcb, addr);
3234 * We increment here since
3235 * sctp_findassociation_ep_addr() wil do a
3236 * decrement if it finds the stcb as long as
3237 * the locked tcb (last argument) is NOT a
3241 SCTP_INP_INCR_REF(inp);
3242 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3244 SCTP_INP_DECR_REF(inp);
3247 if ((stcb != NULL) && (net == NULL)) {
3249 if (addr->sa_family == AF_INET) {
3250 struct sockaddr_in *sin;
3252 sin = (struct sockaddr_in *)addr;
3253 if (sin->sin_addr.s_addr != INADDR_ANY) {
3255 SCTP_TCB_UNLOCK(stcb);
3256 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3262 if (addr->sa_family == AF_INET6) {
3263 struct sockaddr_in6 *sin6;
3265 sin6 = (struct sockaddr_in6 *)addr;
3266 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3268 SCTP_TCB_UNLOCK(stcb);
3269 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3275 error = EAFNOSUPPORT;
3276 SCTP_TCB_UNLOCK(stcb);
3277 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3283 thlds->spt_pathmaxrxt = net->failure_threshold;
3284 thlds->spt_pathpfthld = net->pf_threshold;
3286 thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure;
3287 thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold;
3289 thlds->spt_assoc_id = sctp_get_associd(stcb);
3290 SCTP_TCB_UNLOCK(stcb);
3292 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3293 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3294 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
3295 /* Use endpoint defaults */
3296 SCTP_INP_RLOCK(inp);
3297 thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure;
3298 thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold;
3299 SCTP_INP_RUNLOCK(inp);
3301 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3306 *optsize = sizeof(struct sctp_paddrthlds);
3310 case SCTP_REMOTE_UDP_ENCAPS_PORT:
3312 struct sctp_udpencaps *encaps;
3313 struct sctp_nets *net;
3314 struct sockaddr *addr;
3316 #if defined(INET) && defined(INET6)
3317 struct sockaddr_in sin_store;
3321 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize);
3322 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
3324 #if defined(INET) && defined(INET6)
3325 if (encaps->sue_address.ss_family == AF_INET6) {
3326 struct sockaddr_in6 *sin6;
3328 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
3329 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3330 in6_sin6_2_sin(&sin_store, sin6);
3331 addr = (struct sockaddr *)&sin_store;
3333 addr = (struct sockaddr *)&encaps->sue_address;
3336 addr = (struct sockaddr *)&encaps->sue_address;
3339 addr = (struct sockaddr *)&encaps->sue_address;
3342 net = sctp_findnet(stcb, addr);
3345 * We increment here since
3346 * sctp_findassociation_ep_addr() wil do a
3347 * decrement if it finds the stcb as long as
3348 * the locked tcb (last argument) is NOT a
3352 SCTP_INP_INCR_REF(inp);
3353 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3355 SCTP_INP_DECR_REF(inp);
3358 if ((stcb != NULL) && (net == NULL)) {
3360 if (addr->sa_family == AF_INET) {
3361 struct sockaddr_in *sin;
3363 sin = (struct sockaddr_in *)addr;
3364 if (sin->sin_addr.s_addr != INADDR_ANY) {
3366 SCTP_TCB_UNLOCK(stcb);
3367 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3373 if (addr->sa_family == AF_INET6) {
3374 struct sockaddr_in6 *sin6;
3376 sin6 = (struct sockaddr_in6 *)addr;
3377 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3379 SCTP_TCB_UNLOCK(stcb);
3380 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3386 error = EAFNOSUPPORT;
3387 SCTP_TCB_UNLOCK(stcb);
3388 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3394 encaps->sue_port = net->port;
3396 encaps->sue_port = stcb->asoc.port;
3398 SCTP_TCB_UNLOCK(stcb);
3400 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3401 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3402 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
3403 SCTP_INP_RLOCK(inp);
3404 encaps->sue_port = inp->sctp_ep.port;
3405 SCTP_INP_RUNLOCK(inp);
3407 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3412 *optsize = sizeof(struct sctp_udpencaps);
3416 case SCTP_ECN_SUPPORTED:
3418 struct sctp_assoc_value *av;
3420 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3421 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3424 av->assoc_value = stcb->asoc.ecn_supported;
3425 SCTP_TCB_UNLOCK(stcb);
3427 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3428 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3429 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3430 SCTP_INP_RLOCK(inp);
3431 av->assoc_value = inp->ecn_supported;
3432 SCTP_INP_RUNLOCK(inp);
3434 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3439 *optsize = sizeof(struct sctp_assoc_value);
3443 case SCTP_PR_SUPPORTED:
3445 struct sctp_assoc_value *av;
3447 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3448 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3451 av->assoc_value = stcb->asoc.prsctp_supported;
3452 SCTP_TCB_UNLOCK(stcb);
3454 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3455 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3456 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3457 SCTP_INP_RLOCK(inp);
3458 av->assoc_value = inp->prsctp_supported;
3459 SCTP_INP_RUNLOCK(inp);
3461 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3466 *optsize = sizeof(struct sctp_assoc_value);
3470 case SCTP_AUTH_SUPPORTED:
3472 struct sctp_assoc_value *av;
3474 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3475 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3478 av->assoc_value = stcb->asoc.auth_supported;
3479 SCTP_TCB_UNLOCK(stcb);
3481 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3482 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3483 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3484 SCTP_INP_RLOCK(inp);
3485 av->assoc_value = inp->auth_supported;
3486 SCTP_INP_RUNLOCK(inp);
3488 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3493 *optsize = sizeof(struct sctp_assoc_value);
3497 case SCTP_ASCONF_SUPPORTED:
3499 struct sctp_assoc_value *av;
3501 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3502 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3505 av->assoc_value = stcb->asoc.asconf_supported;
3506 SCTP_TCB_UNLOCK(stcb);
3508 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3509 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3510 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3511 SCTP_INP_RLOCK(inp);
3512 av->assoc_value = inp->asconf_supported;
3513 SCTP_INP_RUNLOCK(inp);
3515 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3520 *optsize = sizeof(struct sctp_assoc_value);
3524 case SCTP_RECONFIG_SUPPORTED:
3526 struct sctp_assoc_value *av;
3528 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3529 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3532 av->assoc_value = stcb->asoc.reconfig_supported;
3533 SCTP_TCB_UNLOCK(stcb);
3535 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3536 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3537 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3538 SCTP_INP_RLOCK(inp);
3539 av->assoc_value = inp->reconfig_supported;
3540 SCTP_INP_RUNLOCK(inp);
3542 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3547 *optsize = sizeof(struct sctp_assoc_value);
3551 case SCTP_NRSACK_SUPPORTED:
3553 struct sctp_assoc_value *av;
3555 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3556 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3559 av->assoc_value = stcb->asoc.nrsack_supported;
3560 SCTP_TCB_UNLOCK(stcb);
3562 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3563 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3564 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3565 SCTP_INP_RLOCK(inp);
3566 av->assoc_value = inp->nrsack_supported;
3567 SCTP_INP_RUNLOCK(inp);
3569 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3574 *optsize = sizeof(struct sctp_assoc_value);
3578 case SCTP_PKTDROP_SUPPORTED:
3580 struct sctp_assoc_value *av;
3582 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3583 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3586 av->assoc_value = stcb->asoc.pktdrop_supported;
3587 SCTP_TCB_UNLOCK(stcb);
3589 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3590 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3591 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3592 SCTP_INP_RLOCK(inp);
3593 av->assoc_value = inp->pktdrop_supported;
3594 SCTP_INP_RUNLOCK(inp);
3596 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3601 *optsize = sizeof(struct sctp_assoc_value);
3605 case SCTP_ENABLE_STREAM_RESET:
3607 struct sctp_assoc_value *av;
3609 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3610 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3613 av->assoc_value = (uint32_t) stcb->asoc.local_strreset_support;
3614 SCTP_TCB_UNLOCK(stcb);
3616 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3617 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3618 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3619 SCTP_INP_RLOCK(inp);
3620 av->assoc_value = (uint32_t) inp->local_strreset_support;
3621 SCTP_INP_RUNLOCK(inp);
3623 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3628 *optsize = sizeof(struct sctp_assoc_value);
3632 case SCTP_PR_STREAM_STATUS:
3634 struct sctp_prstatus *sprstat;
3638 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3639 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3641 sid = sprstat->sprstat_sid;
3642 policy = sprstat->sprstat_policy;
3643 #if defined(SCTP_DETAILED_STR_STATS)
3644 if ((stcb != NULL) &&
3645 (sid < stcb->asoc.streamoutcnt) &&
3646 (policy != SCTP_PR_SCTP_NONE) &&
3647 ((policy <= SCTP_PR_SCTP_MAX) ||
3648 (policy == SCTP_PR_SCTP_ALL))) {
3649 if (policy == SCTP_PR_SCTP_ALL) {
3650 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3651 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3653 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[policy];
3654 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[policy];
3657 if ((stcb != NULL) &&
3658 (sid < stcb->asoc.streamoutcnt) &&
3659 (policy == SCTP_PR_SCTP_ALL)) {
3660 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3661 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3663 SCTP_TCB_UNLOCK(stcb);
3664 *optsize = sizeof(struct sctp_prstatus);
3666 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3671 case SCTP_PR_ASSOC_STATUS:
3673 struct sctp_prstatus *sprstat;
3676 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3677 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3679 policy = sprstat->sprstat_policy;
3680 if ((stcb != NULL) &&
3681 (policy != SCTP_PR_SCTP_NONE) &&
3682 ((policy <= SCTP_PR_SCTP_MAX) ||
3683 (policy == SCTP_PR_SCTP_ALL))) {
3684 if (policy == SCTP_PR_SCTP_ALL) {
3685 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[0];
3686 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[0];
3688 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[policy];
3689 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[policy];
3691 SCTP_TCB_UNLOCK(stcb);
3692 *optsize = sizeof(struct sctp_prstatus);
3694 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3701 struct sctp_assoc_value *av;
3703 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3704 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3707 av->assoc_value = stcb->asoc.max_cwnd;
3708 SCTP_TCB_UNLOCK(stcb);
3710 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3711 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3712 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3713 SCTP_INP_RLOCK(inp);
3714 av->assoc_value = inp->max_cwnd;
3715 SCTP_INP_RUNLOCK(inp);
3717 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3722 *optsize = sizeof(struct sctp_assoc_value);
3727 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3728 error = ENOPROTOOPT;
3730 } /* end switch (sopt->sopt_name) */
3738 sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize,
3743 struct sctp_tcb *stcb = NULL;
3744 struct sctp_inpcb *inp = NULL;
3747 if (optval == NULL) {
3748 SCTP_PRINTF("optval is NULL\n");
3749 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3752 inp = (struct sctp_inpcb *)so->so_pcb;
3754 SCTP_PRINTF("inp is NULL?\n");
3755 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3758 vrf_id = inp->def_vrf_id;
3763 case SCTP_AUTOCLOSE:
3764 case SCTP_AUTO_ASCONF:
3765 case SCTP_EXPLICIT_EOR:
3766 case SCTP_DISABLE_FRAGMENTS:
3767 case SCTP_USE_EXT_RCVINFO:
3768 case SCTP_I_WANT_MAPPED_V4_ADDR:
3769 /* copy in the option value */
3770 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3775 case SCTP_DISABLE_FRAGMENTS:
3776 set_opt = SCTP_PCB_FLAGS_NO_FRAGMENT;
3778 case SCTP_AUTO_ASCONF:
3780 * NOTE: we don't really support this flag
3782 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
3783 /* only valid for bound all sockets */
3784 if ((SCTP_BASE_SYSCTL(sctp_auto_asconf) == 0) &&
3786 /* forbidden by admin */
3787 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EPERM);
3790 set_opt = SCTP_PCB_FLAGS_AUTO_ASCONF;
3792 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3796 case SCTP_EXPLICIT_EOR:
3797 set_opt = SCTP_PCB_FLAGS_EXPLICIT_EOR;
3799 case SCTP_USE_EXT_RCVINFO:
3800 set_opt = SCTP_PCB_FLAGS_EXT_RCVINFO;
3802 case SCTP_I_WANT_MAPPED_V4_ADDR:
3803 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
3804 set_opt = SCTP_PCB_FLAGS_NEEDS_MAPPED_V4;
3806 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3811 set_opt = SCTP_PCB_FLAGS_NODELAY;
3813 case SCTP_AUTOCLOSE:
3814 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3815 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
3816 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3819 set_opt = SCTP_PCB_FLAGS_AUTOCLOSE;
3821 * The value is in ticks. Note this does not effect
3822 * old associations, only new ones.
3824 inp->sctp_ep.auto_close_time = SEC_TO_TICKS(*mopt);
3827 SCTP_INP_WLOCK(inp);
3829 sctp_feature_on(inp, set_opt);
3831 sctp_feature_off(inp, set_opt);
3833 SCTP_INP_WUNLOCK(inp);
3835 case SCTP_REUSE_PORT:
3837 SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize);
3838 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 0) {
3839 /* Can't set it after we are bound */
3843 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
3844 /* Can't do this for a 1-m socket */
3849 sctp_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
3851 sctp_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE);
3854 case SCTP_PARTIAL_DELIVERY_POINT:
3858 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
3859 if (*value > SCTP_SB_LIMIT_RCV(so)) {
3860 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3864 inp->partial_delivery_point = *value;
3867 case SCTP_FRAGMENT_INTERLEAVE:
3868 /* not yet until we re-write sctp_recvmsg() */
3872 SCTP_CHECK_AND_CAST(level, optval, uint32_t, optsize);
3873 if (*level == SCTP_FRAG_LEVEL_2) {
3874 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3875 sctp_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3876 } else if (*level == SCTP_FRAG_LEVEL_1) {
3877 sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3878 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3879 } else if (*level == SCTP_FRAG_LEVEL_0) {
3880 sctp_feature_off(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE);
3881 sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS);
3884 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3889 case SCTP_CMT_ON_OFF:
3890 if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) {
3891 struct sctp_assoc_value *av;
3893 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3894 if (av->assoc_value > SCTP_CMT_MAX) {
3895 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3899 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3901 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3902 SCTP_TCB_UNLOCK(stcb);
3904 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3905 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3906 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3907 (av->assoc_id == SCTP_ALL_ASSOC)) {
3908 SCTP_INP_WLOCK(inp);
3909 inp->sctp_cmt_on_off = av->assoc_value;
3910 SCTP_INP_WUNLOCK(inp);
3912 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3913 (av->assoc_id == SCTP_ALL_ASSOC)) {
3914 SCTP_INP_RLOCK(inp);
3915 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3916 SCTP_TCB_LOCK(stcb);
3917 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3918 SCTP_TCB_UNLOCK(stcb);
3920 SCTP_INP_RUNLOCK(inp);
3924 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3925 error = ENOPROTOOPT;
3928 case SCTP_PLUGGABLE_CC:
3930 struct sctp_assoc_value *av;
3931 struct sctp_nets *net;
3933 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3934 if ((av->assoc_value != SCTP_CC_RFC2581) &&
3935 (av->assoc_value != SCTP_CC_HSTCP) &&
3936 (av->assoc_value != SCTP_CC_HTCP) &&
3937 (av->assoc_value != SCTP_CC_RTCC)) {
3938 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3942 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3944 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3945 stcb->asoc.congestion_control_module = av->assoc_value;
3946 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3947 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3948 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
3951 SCTP_TCB_UNLOCK(stcb);
3953 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3954 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3955 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3956 (av->assoc_id == SCTP_ALL_ASSOC)) {
3957 SCTP_INP_WLOCK(inp);
3958 inp->sctp_ep.sctp_default_cc_module = av->assoc_value;
3959 SCTP_INP_WUNLOCK(inp);
3961 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3962 (av->assoc_id == SCTP_ALL_ASSOC)) {
3963 SCTP_INP_RLOCK(inp);
3964 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3965 SCTP_TCB_LOCK(stcb);
3966 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3967 stcb->asoc.congestion_control_module = av->assoc_value;
3968 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3969 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3970 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
3973 SCTP_TCB_UNLOCK(stcb);
3975 SCTP_INP_RUNLOCK(inp);
3980 case SCTP_CC_OPTION:
3982 struct sctp_cc_option *cc_opt;
3984 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize);
3985 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
3987 if (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC) {
3988 SCTP_INP_RLOCK(inp);
3989 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3990 SCTP_TCB_LOCK(stcb);
3991 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) {
3992 (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt);
3994 SCTP_TCB_UNLOCK(stcb);
3996 SCTP_INP_RUNLOCK(inp);
4001 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
4004 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1,
4007 SCTP_TCB_UNLOCK(stcb);
4011 case SCTP_PLUGGABLE_SS:
4013 struct sctp_assoc_value *av;
4015 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4016 if ((av->assoc_value != SCTP_SS_DEFAULT) &&
4017 (av->assoc_value != SCTP_SS_ROUND_ROBIN) &&
4018 (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) &&
4019 (av->assoc_value != SCTP_SS_PRIORITY) &&
4020 (av->assoc_value != SCTP_SS_FAIR_BANDWITH) &&
4021 (av->assoc_value != SCTP_SS_FIRST_COME)) {
4022 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4026 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4028 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4029 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4030 stcb->asoc.stream_scheduling_module = av->assoc_value;
4031 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4032 SCTP_TCB_UNLOCK(stcb);
4034 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4035 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4036 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4037 (av->assoc_id == SCTP_ALL_ASSOC)) {
4038 SCTP_INP_WLOCK(inp);
4039 inp->sctp_ep.sctp_default_ss_module = av->assoc_value;
4040 SCTP_INP_WUNLOCK(inp);
4042 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4043 (av->assoc_id == SCTP_ALL_ASSOC)) {
4044 SCTP_INP_RLOCK(inp);
4045 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4046 SCTP_TCB_LOCK(stcb);
4047 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4048 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4049 stcb->asoc.stream_scheduling_module = av->assoc_value;
4050 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4051 SCTP_TCB_UNLOCK(stcb);
4053 SCTP_INP_RUNLOCK(inp);
4060 struct sctp_stream_value *av;
4062 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize);
4063 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4065 if ((av->stream_id >= stcb->asoc.streamoutcnt) ||
4066 (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
4067 av->stream_value) < 0)) {
4068 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4071 SCTP_TCB_UNLOCK(stcb);
4073 if (av->assoc_id == SCTP_CURRENT_ASSOC) {
4074 SCTP_INP_RLOCK(inp);
4075 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4076 SCTP_TCB_LOCK(stcb);
4077 if (av->stream_id < stcb->asoc.streamoutcnt) {
4078 stcb->asoc.ss_functions.sctp_ss_set_value(stcb,
4080 &stcb->asoc.strmout[av->stream_id],
4083 SCTP_TCB_UNLOCK(stcb);
4085 SCTP_INP_RUNLOCK(inp);
4088 * Can't set stream value without
4091 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4097 case SCTP_CLR_STAT_LOG:
4098 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4103 struct sctp_assoc_value *av;
4105 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4106 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4109 stcb->asoc.context = av->assoc_value;
4110 SCTP_TCB_UNLOCK(stcb);
4112 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4113 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4114 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4115 (av->assoc_id == SCTP_ALL_ASSOC)) {
4116 SCTP_INP_WLOCK(inp);
4117 inp->sctp_context = av->assoc_value;
4118 SCTP_INP_WUNLOCK(inp);
4120 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4121 (av->assoc_id == SCTP_ALL_ASSOC)) {
4122 SCTP_INP_RLOCK(inp);
4123 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4124 SCTP_TCB_LOCK(stcb);
4125 stcb->asoc.context = av->assoc_value;
4126 SCTP_TCB_UNLOCK(stcb);
4128 SCTP_INP_RUNLOCK(inp);
4135 uint32_t *default_vrfid;
4137 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize);
4138 if (*default_vrfid > SCTP_MAX_VRF_ID) {
4139 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4143 inp->def_vrf_id = *default_vrfid;
4146 case SCTP_DEL_VRF_ID:
4148 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4152 case SCTP_ADD_VRF_ID:
4154 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4158 case SCTP_DELAYED_SACK:
4160 struct sctp_sack_info *sack;
4162 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize);
4163 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
4164 if (sack->sack_delay) {
4165 if (sack->sack_delay > SCTP_MAX_SACK_DELAY)
4166 sack->sack_delay = SCTP_MAX_SACK_DELAY;
4167 if (MSEC_TO_TICKS(sack->sack_delay) < 1) {
4168 sack->sack_delay = TICKS_TO_MSEC(1);
4172 if (sack->sack_delay) {
4173 stcb->asoc.delayed_ack = sack->sack_delay;
4175 if (sack->sack_freq) {
4176 stcb->asoc.sack_freq = sack->sack_freq;
4178 SCTP_TCB_UNLOCK(stcb);
4180 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4181 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4182 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC) ||
4183 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
4184 SCTP_INP_WLOCK(inp);
4185 if (sack->sack_delay) {
4186 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = MSEC_TO_TICKS(sack->sack_delay);
4188 if (sack->sack_freq) {
4189 inp->sctp_ep.sctp_sack_freq = sack->sack_freq;
4191 SCTP_INP_WUNLOCK(inp);
4193 if ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) ||
4194 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
4195 SCTP_INP_RLOCK(inp);
4196 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4197 SCTP_TCB_LOCK(stcb);
4198 if (sack->sack_delay) {
4199 stcb->asoc.delayed_ack = sack->sack_delay;
4201 if (sack->sack_freq) {
4202 stcb->asoc.sack_freq = sack->sack_freq;
4204 SCTP_TCB_UNLOCK(stcb);
4206 SCTP_INP_RUNLOCK(inp);
4211 case SCTP_AUTH_CHUNK:
4213 struct sctp_authchunk *sauth;
4215 SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize);
4217 SCTP_INP_WLOCK(inp);
4218 if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) {
4219 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4222 SCTP_INP_WUNLOCK(inp);
4227 struct sctp_authkey *sca;
4228 struct sctp_keyhead *shared_keys;
4229 sctp_sharedkey_t *shared_key;
4230 sctp_key_t *key = NULL;
4233 SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize);
4234 if (sca->sca_keylength == 0) {
4235 size = optsize - sizeof(struct sctp_authkey);
4237 if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) {
4238 size = sca->sca_keylength;
4240 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4245 SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id);
4248 shared_keys = &stcb->asoc.shared_keys;
4249 /* clear the cached keys for this key id */
4250 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4252 * create the new shared key and
4256 key = sctp_set_key(sca->sca_key, (uint32_t) size);
4258 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4260 SCTP_TCB_UNLOCK(stcb);
4264 shared_key = sctp_alloc_sharedkey();
4265 if (shared_key == NULL) {
4267 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4269 SCTP_TCB_UNLOCK(stcb);
4272 shared_key->key = key;
4273 shared_key->keyid = sca->sca_keynumber;
4274 error = sctp_insert_sharedkey(shared_keys, shared_key);
4275 SCTP_TCB_UNLOCK(stcb);
4277 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4278 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4279 (sca->sca_assoc_id == SCTP_FUTURE_ASSOC) ||
4280 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
4281 SCTP_INP_WLOCK(inp);
4282 shared_keys = &inp->sctp_ep.shared_keys;
4284 * clear the cached keys on all
4285 * assocs for this key id
4287 sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber);
4289 * create the new shared key and
4293 key = sctp_set_key(sca->sca_key, (uint32_t) size);
4295 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4297 SCTP_INP_WUNLOCK(inp);
4301 shared_key = sctp_alloc_sharedkey();
4302 if (shared_key == NULL) {
4304 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4306 SCTP_INP_WUNLOCK(inp);
4309 shared_key->key = key;
4310 shared_key->keyid = sca->sca_keynumber;
4311 error = sctp_insert_sharedkey(shared_keys, shared_key);
4312 SCTP_INP_WUNLOCK(inp);
4314 if ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) ||
4315 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
4316 SCTP_INP_RLOCK(inp);
4317 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4318 SCTP_TCB_LOCK(stcb);
4319 shared_keys = &stcb->asoc.shared_keys;
4321 * clear the cached keys for
4324 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4326 * create the new shared key
4327 * and insert/replace it
4330 key = sctp_set_key(sca->sca_key, (uint32_t) size);
4332 SCTP_TCB_UNLOCK(stcb);
4336 shared_key = sctp_alloc_sharedkey();
4337 if (shared_key == NULL) {
4339 SCTP_TCB_UNLOCK(stcb);
4342 shared_key->key = key;
4343 shared_key->keyid = sca->sca_keynumber;
4344 error = sctp_insert_sharedkey(shared_keys, shared_key);
4345 SCTP_TCB_UNLOCK(stcb);
4347 SCTP_INP_RUNLOCK(inp);
4352 case SCTP_HMAC_IDENT:
4354 struct sctp_hmacalgo *shmac;
4355 sctp_hmaclist_t *hmaclist;
4359 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize);
4360 if ((optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) ||
4361 (shmac->shmac_number_of_idents > 0xffff)) {
4362 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4366 hmaclist = sctp_alloc_hmaclist((uint16_t) shmac->shmac_number_of_idents);
4367 if (hmaclist == NULL) {
4368 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4372 for (i = 0; i < shmac->shmac_number_of_idents; i++) {
4373 hmacid = shmac->shmac_idents[i];
4374 if (sctp_auth_add_hmacid(hmaclist, hmacid)) {
4375 /* invalid HMACs were found */ ;
4376 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4378 sctp_free_hmaclist(hmaclist);
4379 goto sctp_set_hmac_done;
4382 for (i = 0; i < hmaclist->num_algo; i++) {
4383 if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) {
4384 /* already in list */
4388 if (i == hmaclist->num_algo) {
4389 /* not found in list */
4390 sctp_free_hmaclist(hmaclist);
4391 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4395 /* set it on the endpoint */
4396 SCTP_INP_WLOCK(inp);
4397 if (inp->sctp_ep.local_hmacs)
4398 sctp_free_hmaclist(inp->sctp_ep.local_hmacs);
4399 inp->sctp_ep.local_hmacs = hmaclist;
4400 SCTP_INP_WUNLOCK(inp);
4404 case SCTP_AUTH_ACTIVE_KEY:
4406 struct sctp_authkeyid *scact;
4408 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, optsize);
4409 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
4411 /* set the active key on the right place */
4413 /* set the active key on the assoc */
4414 if (sctp_auth_setactivekey(stcb,
4415 scact->scact_keynumber)) {
4416 SCTP_LTRACE_ERR_RET(inp, NULL, NULL,
4417 SCTP_FROM_SCTP_USRREQ,
4421 SCTP_TCB_UNLOCK(stcb);
4423 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4424 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4425 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4426 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4427 SCTP_INP_WLOCK(inp);
4428 if (sctp_auth_setactivekey_ep(inp, scact->scact_keynumber)) {
4429 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4432 SCTP_INP_WUNLOCK(inp);
4434 if ((scact->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4435 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4436 SCTP_INP_RLOCK(inp);
4437 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4438 SCTP_TCB_LOCK(stcb);
4439 sctp_auth_setactivekey(stcb, scact->scact_keynumber);
4440 SCTP_TCB_UNLOCK(stcb);
4442 SCTP_INP_RUNLOCK(inp);
4447 case SCTP_AUTH_DELETE_KEY:
4449 struct sctp_authkeyid *scdel;
4451 SCTP_CHECK_AND_CAST(scdel, optval, struct sctp_authkeyid, optsize);
4452 SCTP_FIND_STCB(inp, stcb, scdel->scact_assoc_id);
4454 /* delete the key from the right place */
4456 if (sctp_delete_sharedkey(stcb, scdel->scact_keynumber)) {
4457 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4460 SCTP_TCB_UNLOCK(stcb);
4462 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4463 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4464 (scdel->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4465 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4466 SCTP_INP_WLOCK(inp);
4467 if (sctp_delete_sharedkey_ep(inp, scdel->scact_keynumber)) {
4468 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4471 SCTP_INP_WUNLOCK(inp);
4473 if ((scdel->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4474 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4475 SCTP_INP_RLOCK(inp);
4476 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4477 SCTP_TCB_LOCK(stcb);
4478 sctp_delete_sharedkey(stcb, scdel->scact_keynumber);
4479 SCTP_TCB_UNLOCK(stcb);
4481 SCTP_INP_RUNLOCK(inp);
4486 case SCTP_AUTH_DEACTIVATE_KEY:
4488 struct sctp_authkeyid *keyid;
4490 SCTP_CHECK_AND_CAST(keyid, optval, struct sctp_authkeyid, optsize);
4491 SCTP_FIND_STCB(inp, stcb, keyid->scact_assoc_id);
4493 /* deactivate the key from the right place */
4495 if (sctp_deact_sharedkey(stcb, keyid->scact_keynumber)) {
4496 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4499 SCTP_TCB_UNLOCK(stcb);
4501 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4502 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4503 (keyid->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4504 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4505 SCTP_INP_WLOCK(inp);
4506 if (sctp_deact_sharedkey_ep(inp, keyid->scact_keynumber)) {
4507 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4510 SCTP_INP_WUNLOCK(inp);
4512 if ((keyid->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4513 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4514 SCTP_INP_RLOCK(inp);
4515 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4516 SCTP_TCB_LOCK(stcb);
4517 sctp_deact_sharedkey(stcb, keyid->scact_keynumber);
4518 SCTP_TCB_UNLOCK(stcb);
4520 SCTP_INP_RUNLOCK(inp);
4525 case SCTP_ENABLE_STREAM_RESET:
4527 struct sctp_assoc_value *av;
4529 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4530 if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) {
4531 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4535 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4537 stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value;
4538 SCTP_TCB_UNLOCK(stcb);
4540 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4541 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4542 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4543 (av->assoc_id == SCTP_ALL_ASSOC)) {
4544 SCTP_INP_WLOCK(inp);
4545 inp->local_strreset_support = (uint8_t) av->assoc_value;
4546 SCTP_INP_WUNLOCK(inp);
4548 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4549 (av->assoc_id == SCTP_ALL_ASSOC)) {
4550 SCTP_INP_RLOCK(inp);
4551 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4552 SCTP_TCB_LOCK(stcb);
4553 stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value;
4554 SCTP_TCB_UNLOCK(stcb);
4556 SCTP_INP_RUNLOCK(inp);
4561 case SCTP_RESET_STREAMS:
4563 struct sctp_reset_streams *strrst;
4564 int i, send_out = 0;
4567 SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize);
4568 SCTP_FIND_STCB(inp, stcb, strrst->srs_assoc_id);
4570 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4574 if (stcb->asoc.reconfig_supported == 0) {
4576 * Peer does not support the chunk type.
4578 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4580 SCTP_TCB_UNLOCK(stcb);
4583 if (sizeof(struct sctp_reset_streams) +
4584 strrst->srs_number_streams * sizeof(uint16_t) > optsize) {
4586 SCTP_TCB_UNLOCK(stcb);
4589 if (stcb->asoc.stream_reset_outstanding) {
4590 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4592 SCTP_TCB_UNLOCK(stcb);
4595 if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) {
4598 if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) {
4601 if ((send_in == 0) && (send_out == 0)) {
4602 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4604 SCTP_TCB_UNLOCK(stcb);
4607 for (i = 0; i < strrst->srs_number_streams; i++) {
4609 (strrst->srs_stream_list[i] > stcb->asoc.streamincnt)) {
4610 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4615 (strrst->srs_stream_list[i] > stcb->asoc.streamoutcnt)) {
4616 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4622 SCTP_TCB_UNLOCK(stcb);
4625 error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams,
4626 strrst->srs_stream_list,
4627 send_out, send_in, 0, 0, 0, 0, 0);
4629 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4630 SCTP_TCB_UNLOCK(stcb);
4633 case SCTP_ADD_STREAMS:
4635 struct sctp_add_streams *stradd;
4636 uint8_t addstream = 0;
4637 uint16_t add_o_strmcnt = 0;
4638 uint16_t add_i_strmcnt = 0;
4640 SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize);
4641 SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id);
4643 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4647 if (stcb->asoc.reconfig_supported == 0) {
4649 * Peer does not support the chunk type.
4651 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4653 SCTP_TCB_UNLOCK(stcb);
4656 if (stcb->asoc.stream_reset_outstanding) {
4657 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4659 SCTP_TCB_UNLOCK(stcb);
4662 if ((stradd->sas_outstrms == 0) &&
4663 (stradd->sas_instrms == 0)) {
4667 if (stradd->sas_outstrms) {
4669 /* We allocate here */
4670 add_o_strmcnt = stradd->sas_outstrms;
4671 if ((((int)add_o_strmcnt) + ((int)stcb->asoc.streamoutcnt)) > 0x0000ffff) {
4672 /* You can't have more than 64k */
4677 if (stradd->sas_instrms) {
4682 * We allocate inside
4683 * sctp_send_str_reset_req()
4685 add_i_strmcnt = stradd->sas_instrms;
4686 cnt = add_i_strmcnt;
4687 cnt += stcb->asoc.streamincnt;
4688 if (cnt > 0x0000ffff) {
4689 /* You can't have more than 64k */
4693 if (cnt > (int)stcb->asoc.max_inbound_streams) {
4694 /* More than you are allowed */
4699 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0);
4700 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4702 SCTP_TCB_UNLOCK(stcb);
4705 case SCTP_RESET_ASSOC:
4709 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
4710 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value);
4712 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4716 if (stcb->asoc.reconfig_supported == 0) {
4718 * Peer does not support the chunk type.
4720 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4722 SCTP_TCB_UNLOCK(stcb);
4725 if (stcb->asoc.stream_reset_outstanding) {
4726 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4728 SCTP_TCB_UNLOCK(stcb);
4731 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 1, 0, 0, 0, 0);
4732 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4733 SCTP_TCB_UNLOCK(stcb);
4736 case SCTP_CONNECT_X:
4737 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4738 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4742 error = sctp_do_connect_x(so, inp, optval, optsize, p, 0);
4744 case SCTP_CONNECT_X_DELAYED:
4745 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4746 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4750 error = sctp_do_connect_x(so, inp, optval, optsize, p, 1);
4752 case SCTP_CONNECT_X_COMPLETE:
4754 struct sockaddr *sa;
4756 /* FIXME MT: check correct? */
4757 SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize);
4760 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
4761 SCTP_INP_RLOCK(inp);
4762 stcb = LIST_FIRST(&inp->sctp_asoc_list);
4764 SCTP_TCB_LOCK(stcb);
4766 SCTP_INP_RUNLOCK(inp);
4769 * We increment here since
4770 * sctp_findassociation_ep_addr() wil do a
4771 * decrement if it finds the stcb as long as
4772 * the locked tcb (last argument) is NOT a
4775 SCTP_INP_INCR_REF(inp);
4776 stcb = sctp_findassociation_ep_addr(&inp, sa, NULL, NULL, NULL);
4778 SCTP_INP_DECR_REF(inp);
4783 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4787 if (stcb->asoc.delayed_connection == 1) {
4788 stcb->asoc.delayed_connection = 0;
4789 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
4790 sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb,
4791 stcb->asoc.primary_destination,
4792 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_8);
4793 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
4796 * already expired or did not use delayed
4799 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4802 SCTP_TCB_UNLOCK(stcb);
4805 case SCTP_MAX_BURST:
4807 struct sctp_assoc_value *av;
4809 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4810 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4813 stcb->asoc.max_burst = av->assoc_value;
4814 SCTP_TCB_UNLOCK(stcb);
4816 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4817 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4818 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4819 (av->assoc_id == SCTP_ALL_ASSOC)) {
4820 SCTP_INP_WLOCK(inp);
4821 inp->sctp_ep.max_burst = av->assoc_value;
4822 SCTP_INP_WUNLOCK(inp);
4824 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4825 (av->assoc_id == SCTP_ALL_ASSOC)) {
4826 SCTP_INP_RLOCK(inp);
4827 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4828 SCTP_TCB_LOCK(stcb);
4829 stcb->asoc.max_burst = av->assoc_value;
4830 SCTP_TCB_UNLOCK(stcb);
4832 SCTP_INP_RUNLOCK(inp);
4839 struct sctp_assoc_value *av;
4842 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4843 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4845 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
4846 ovh = SCTP_MED_OVERHEAD;
4848 ovh = SCTP_MED_V4_OVERHEAD;
4851 if (av->assoc_value) {
4852 stcb->asoc.sctp_frag_point = (av->assoc_value + ovh);
4854 stcb->asoc.sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4856 SCTP_TCB_UNLOCK(stcb);
4858 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4859 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4860 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
4861 SCTP_INP_WLOCK(inp);
4863 * FIXME MT: I think this is not in
4864 * tune with the API ID
4866 if (av->assoc_value) {
4867 inp->sctp_frag_point = (av->assoc_value + ovh);
4869 inp->sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4871 SCTP_INP_WUNLOCK(inp);
4873 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4881 struct sctp_event_subscribe *events;
4883 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, optsize);
4885 SCTP_INP_WLOCK(inp);
4886 if (events->sctp_data_io_event) {
4887 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4889 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4892 if (events->sctp_association_event) {
4893 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4895 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4898 if (events->sctp_address_event) {
4899 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
4901 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
4904 if (events->sctp_send_failure_event) {
4905 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4907 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4910 if (events->sctp_peer_error_event) {
4911 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR);
4913 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPEERERR);
4916 if (events->sctp_shutdown_event) {
4917 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4919 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4922 if (events->sctp_partial_delivery_event) {
4923 sctp_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
4925 sctp_feature_off(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
4928 if (events->sctp_adaptation_layer_event) {
4929 sctp_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4931 sctp_feature_off(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4934 if (events->sctp_authentication_event) {
4935 sctp_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT);
4937 sctp_feature_off(inp, SCTP_PCB_FLAGS_AUTHEVNT);
4940 if (events->sctp_sender_dry_event) {
4941 sctp_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT);
4943 sctp_feature_off(inp, SCTP_PCB_FLAGS_DRYEVNT);
4946 if (events->sctp_stream_reset_event) {
4947 sctp_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
4949 sctp_feature_off(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
4951 SCTP_INP_WUNLOCK(inp);
4953 SCTP_INP_RLOCK(inp);
4954 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4955 SCTP_TCB_LOCK(stcb);
4956 if (events->sctp_association_event) {
4957 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4959 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
4961 if (events->sctp_address_event) {
4962 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
4964 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
4966 if (events->sctp_send_failure_event) {
4967 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4969 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
4971 if (events->sctp_peer_error_event) {
4972 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
4974 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
4976 if (events->sctp_shutdown_event) {
4977 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4979 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
4981 if (events->sctp_partial_delivery_event) {
4982 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
4984 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
4986 if (events->sctp_adaptation_layer_event) {
4987 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4989 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
4991 if (events->sctp_authentication_event) {
4992 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
4994 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
4996 if (events->sctp_sender_dry_event) {
4997 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
4999 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
5001 if (events->sctp_stream_reset_event) {
5002 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5004 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5006 SCTP_TCB_UNLOCK(stcb);
5009 * Send up the sender dry event only for 1-to-1
5012 if (events->sctp_sender_dry_event) {
5013 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5014 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
5015 stcb = LIST_FIRST(&inp->sctp_asoc_list);
5017 SCTP_TCB_LOCK(stcb);
5018 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
5019 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
5020 (stcb->asoc.stream_queue_cnt == 0)) {
5021 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
5023 SCTP_TCB_UNLOCK(stcb);
5027 SCTP_INP_RUNLOCK(inp);
5030 case SCTP_ADAPTATION_LAYER:
5032 struct sctp_setadaptation *adap_bits;
5034 SCTP_CHECK_AND_CAST(adap_bits, optval, struct sctp_setadaptation, optsize);
5035 SCTP_INP_WLOCK(inp);
5036 inp->sctp_ep.adaptation_layer_indicator = adap_bits->ssb_adaptation_ind;
5037 inp->sctp_ep.adaptation_layer_indicator_provided = 1;
5038 SCTP_INP_WUNLOCK(inp);
5042 case SCTP_SET_INITIAL_DBG_SEQ:
5046 SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize);
5047 SCTP_INP_WLOCK(inp);
5048 inp->sctp_ep.initial_sequence_debug = *vvv;
5049 SCTP_INP_WUNLOCK(inp);
5053 case SCTP_DEFAULT_SEND_PARAM:
5055 struct sctp_sndrcvinfo *s_info;
5057 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize);
5058 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
5061 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5062 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5064 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5067 SCTP_TCB_UNLOCK(stcb);
5069 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5070 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5071 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) ||
5072 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
5073 SCTP_INP_WLOCK(inp);
5074 memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send)));
5075 SCTP_INP_WUNLOCK(inp);
5077 if ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) ||
5078 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
5079 SCTP_INP_RLOCK(inp);
5080 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5081 SCTP_TCB_LOCK(stcb);
5082 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5083 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5085 SCTP_TCB_UNLOCK(stcb);
5087 SCTP_INP_RUNLOCK(inp);
5092 case SCTP_PEER_ADDR_PARAMS:
5094 struct sctp_paddrparams *paddrp;
5095 struct sctp_nets *net;
5096 struct sockaddr *addr;
5098 #if defined(INET) && defined(INET6)
5099 struct sockaddr_in sin_store;
5103 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize);
5104 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
5106 #if defined(INET) && defined(INET6)
5107 if (paddrp->spp_address.ss_family == AF_INET6) {
5108 struct sockaddr_in6 *sin6;
5110 sin6 = (struct sockaddr_in6 *)&paddrp->spp_address;
5111 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5112 in6_sin6_2_sin(&sin_store, sin6);
5113 addr = (struct sockaddr *)&sin_store;
5115 addr = (struct sockaddr *)&paddrp->spp_address;
5118 addr = (struct sockaddr *)&paddrp->spp_address;
5121 addr = (struct sockaddr *)&paddrp->spp_address;
5124 net = sctp_findnet(stcb, addr);
5127 * We increment here since
5128 * sctp_findassociation_ep_addr() wil do a
5129 * decrement if it finds the stcb as long as
5130 * the locked tcb (last argument) is NOT a
5134 SCTP_INP_INCR_REF(inp);
5135 stcb = sctp_findassociation_ep_addr(&inp, addr,
5138 SCTP_INP_DECR_REF(inp);
5141 if ((stcb != NULL) && (net == NULL)) {
5143 if (addr->sa_family == AF_INET) {
5145 struct sockaddr_in *sin;
5147 sin = (struct sockaddr_in *)addr;
5148 if (sin->sin_addr.s_addr != INADDR_ANY) {
5149 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5150 SCTP_TCB_UNLOCK(stcb);
5157 if (addr->sa_family == AF_INET6) {
5158 struct sockaddr_in6 *sin6;
5160 sin6 = (struct sockaddr_in6 *)addr;
5161 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
5162 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5163 SCTP_TCB_UNLOCK(stcb);
5170 error = EAFNOSUPPORT;
5171 SCTP_TCB_UNLOCK(stcb);
5172 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5177 if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) {
5179 SCTP_TCB_UNLOCK(stcb);
5180 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5183 if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) {
5185 SCTP_TCB_UNLOCK(stcb);
5186 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5190 /************************TCB SPECIFIC SET ******************/
5192 * do we change the timer for HB, we run
5197 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
5198 ovh = SCTP_MED_OVERHEAD;
5200 ovh = SCTP_MED_V4_OVERHEAD;
5203 /* network sets ? */
5205 /************************NET SPECIFIC SET ******************/
5206 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5207 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) &&
5208 !(net->dest_state & SCTP_ADDR_NOHB)) {
5209 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5210 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9);
5212 net->dest_state |= SCTP_ADDR_NOHB;
5214 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5215 if (paddrp->spp_hbinterval) {
5216 net->heart_beat_delay = paddrp->spp_hbinterval;
5217 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5218 net->heart_beat_delay = 0;
5220 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5221 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
5222 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5223 net->dest_state &= ~SCTP_ADDR_NOHB;
5225 if (paddrp->spp_flags & SPP_HB_DEMAND) {
5227 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5228 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED);
5229 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5231 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
5232 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5233 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5234 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_11);
5236 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5237 net->mtu = paddrp->spp_pathmtu + ovh;
5238 if (net->mtu < stcb->asoc.smallest_mtu) {
5239 sctp_pathmtu_adjustment(stcb, net->mtu);
5242 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5243 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5244 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5246 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5248 if (paddrp->spp_pathmaxrxt) {
5249 if (net->dest_state & SCTP_ADDR_PF) {
5250 if (net->error_count > paddrp->spp_pathmaxrxt) {
5251 net->dest_state &= ~SCTP_ADDR_PF;
5254 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5255 (net->error_count > net->pf_threshold)) {
5256 net->dest_state |= SCTP_ADDR_PF;
5257 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5258 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5259 stcb->sctp_ep, stcb, net,
5260 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_12);
5261 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5264 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5265 if (net->error_count > paddrp->spp_pathmaxrxt) {
5266 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5267 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5270 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5271 net->dest_state |= SCTP_ADDR_REACHABLE;
5272 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5275 net->failure_threshold = paddrp->spp_pathmaxrxt;
5277 if (paddrp->spp_flags & SPP_DSCP) {
5278 net->dscp = paddrp->spp_dscp & 0xfc;
5282 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5283 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5284 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5285 net->flowlabel |= 0x80000000;
5290 /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/
5291 if (paddrp->spp_pathmaxrxt != 0) {
5292 stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt;
5293 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5294 if (net->dest_state & SCTP_ADDR_PF) {
5295 if (net->error_count > paddrp->spp_pathmaxrxt) {
5296 net->dest_state &= ~SCTP_ADDR_PF;
5299 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5300 (net->error_count > net->pf_threshold)) {
5301 net->dest_state |= SCTP_ADDR_PF;
5302 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5303 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5304 stcb->sctp_ep, stcb, net,
5305 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_13);
5306 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5309 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5310 if (net->error_count > paddrp->spp_pathmaxrxt) {
5311 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5312 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5315 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5316 net->dest_state |= SCTP_ADDR_REACHABLE;
5317 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5320 net->failure_threshold = paddrp->spp_pathmaxrxt;
5323 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5324 if (paddrp->spp_hbinterval != 0) {
5325 stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval;
5326 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5327 stcb->asoc.heart_beat_delay = 0;
5329 /* Turn back on the timer */
5330 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5331 if (paddrp->spp_hbinterval != 0) {
5332 net->heart_beat_delay = paddrp->spp_hbinterval;
5333 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5334 net->heart_beat_delay = 0;
5336 if (net->dest_state & SCTP_ADDR_NOHB) {
5337 net->dest_state &= ~SCTP_ADDR_NOHB;
5339 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5340 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_14);
5341 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5343 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5345 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5346 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5347 if (!(net->dest_state & SCTP_ADDR_NOHB)) {
5348 net->dest_state |= SCTP_ADDR_NOHB;
5349 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
5350 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5352 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_15);
5356 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5358 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
5359 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5360 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5361 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5362 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_16);
5364 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5365 net->mtu = paddrp->spp_pathmtu + ovh;
5366 if (net->mtu < stcb->asoc.smallest_mtu) {
5367 sctp_pathmtu_adjustment(stcb, net->mtu);
5370 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5372 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5373 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5374 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5375 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5377 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5379 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5381 if (paddrp->spp_flags & SPP_DSCP) {
5382 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5383 net->dscp = paddrp->spp_dscp & 0xfc;
5386 stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc;
5387 stcb->asoc.default_dscp |= 0x01;
5390 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5391 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5392 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5393 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5394 net->flowlabel |= 0x80000000;
5397 stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5398 stcb->asoc.default_flowlabel |= 0x80000000;
5402 SCTP_TCB_UNLOCK(stcb);
5404 /************************NO TCB, SET TO default stuff ******************/
5405 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5406 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5407 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
5408 SCTP_INP_WLOCK(inp);
5410 * For the TOS/FLOWLABEL stuff you
5411 * set it with the options on the
5414 if (paddrp->spp_pathmaxrxt != 0) {
5415 inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt;
5417 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO)
5418 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5419 else if (paddrp->spp_hbinterval != 0) {
5420 if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL)
5421 paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL;
5422 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
5424 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5425 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5426 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5427 } else if (paddrp->spp_hbinterval) {
5428 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
5430 sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5431 } else if (paddrp->spp_flags & SPP_HB_DISABLE) {
5432 sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5434 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5435 sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5436 } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) {
5437 sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5439 if (paddrp->spp_flags & SPP_DSCP) {
5440 inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc;
5441 inp->sctp_ep.default_dscp |= 0x01;
5444 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5445 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
5446 inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5447 inp->sctp_ep.default_flowlabel |= 0x80000000;
5451 SCTP_INP_WUNLOCK(inp);
5453 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5461 struct sctp_rtoinfo *srto;
5462 uint32_t new_init, new_min, new_max;
5464 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize);
5465 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
5468 if (srto->srto_initial)
5469 new_init = srto->srto_initial;
5471 new_init = stcb->asoc.initial_rto;
5473 new_max = srto->srto_max;
5475 new_max = stcb->asoc.maxrto;
5477 new_min = srto->srto_min;
5479 new_min = stcb->asoc.minrto;
5480 if ((new_min <= new_init) && (new_init <= new_max)) {
5481 stcb->asoc.initial_rto = new_init;
5482 stcb->asoc.maxrto = new_max;
5483 stcb->asoc.minrto = new_min;
5485 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5488 SCTP_TCB_UNLOCK(stcb);
5490 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5491 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5492 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
5493 SCTP_INP_WLOCK(inp);
5494 if (srto->srto_initial)
5495 new_init = srto->srto_initial;
5497 new_init = inp->sctp_ep.initial_rto;
5499 new_max = srto->srto_max;
5501 new_max = inp->sctp_ep.sctp_maxrto;
5503 new_min = srto->srto_min;
5505 new_min = inp->sctp_ep.sctp_minrto;
5506 if ((new_min <= new_init) && (new_init <= new_max)) {
5507 inp->sctp_ep.initial_rto = new_init;
5508 inp->sctp_ep.sctp_maxrto = new_max;
5509 inp->sctp_ep.sctp_minrto = new_min;
5511 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5514 SCTP_INP_WUNLOCK(inp);
5516 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5522 case SCTP_ASSOCINFO:
5524 struct sctp_assocparams *sasoc;
5526 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize);
5527 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
5528 if (sasoc->sasoc_cookie_life) {
5529 /* boundary check the cookie life */
5530 if (sasoc->sasoc_cookie_life < 1000)
5531 sasoc->sasoc_cookie_life = 1000;
5532 if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) {
5533 sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE;
5537 if (sasoc->sasoc_asocmaxrxt)
5538 stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt;
5539 if (sasoc->sasoc_cookie_life) {
5540 stcb->asoc.cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5542 SCTP_TCB_UNLOCK(stcb);
5544 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5545 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5546 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
5547 SCTP_INP_WLOCK(inp);
5548 if (sasoc->sasoc_asocmaxrxt)
5549 inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt;
5550 if (sasoc->sasoc_cookie_life) {
5551 inp->sctp_ep.def_cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5553 SCTP_INP_WUNLOCK(inp);
5555 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5563 struct sctp_initmsg *sinit;
5565 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize);
5566 SCTP_INP_WLOCK(inp);
5567 if (sinit->sinit_num_ostreams)
5568 inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams;
5570 if (sinit->sinit_max_instreams)
5571 inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams;
5573 if (sinit->sinit_max_attempts)
5574 inp->sctp_ep.max_init_times = sinit->sinit_max_attempts;
5576 if (sinit->sinit_max_init_timeo)
5577 inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo;
5578 SCTP_INP_WUNLOCK(inp);
5581 case SCTP_PRIMARY_ADDR:
5583 struct sctp_setprim *spa;
5584 struct sctp_nets *net;
5585 struct sockaddr *addr;
5587 #if defined(INET) && defined(INET6)
5588 struct sockaddr_in sin_store;
5592 SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize);
5593 SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id);
5595 #if defined(INET) && defined(INET6)
5596 if (spa->ssp_addr.ss_family == AF_INET6) {
5597 struct sockaddr_in6 *sin6;
5599 sin6 = (struct sockaddr_in6 *)&spa->ssp_addr;
5600 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5601 in6_sin6_2_sin(&sin_store, sin6);
5602 addr = (struct sockaddr *)&sin_store;
5604 addr = (struct sockaddr *)&spa->ssp_addr;
5607 addr = (struct sockaddr *)&spa->ssp_addr;
5610 addr = (struct sockaddr *)&spa->ssp_addr;
5613 net = sctp_findnet(stcb, addr);
5616 * We increment here since
5617 * sctp_findassociation_ep_addr() wil do a
5618 * decrement if it finds the stcb as long as
5619 * the locked tcb (last argument) is NOT a
5623 SCTP_INP_INCR_REF(inp);
5624 stcb = sctp_findassociation_ep_addr(&inp, addr,
5627 SCTP_INP_DECR_REF(inp);
5631 if ((stcb != NULL) && (net != NULL)) {
5632 if ((net != stcb->asoc.primary_destination) &&
5633 (!(net->dest_state & SCTP_ADDR_UNCONFIRMED))) {
5634 /* Ok we need to set it */
5635 if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) {
5636 if ((stcb->asoc.alternate) &&
5637 (!(net->dest_state & SCTP_ADDR_PF)) &&
5638 (net->dest_state & SCTP_ADDR_REACHABLE)) {
5639 sctp_free_remote_addr(stcb->asoc.alternate);
5640 stcb->asoc.alternate = NULL;
5645 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5649 SCTP_TCB_UNLOCK(stcb);
5653 case SCTP_SET_DYNAMIC_PRIMARY:
5655 union sctp_sockstore *ss;
5657 error = priv_check(curthread,
5658 PRIV_NETINET_RESERVEDPORT);
5662 SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize);
5663 /* SUPER USER CHECK? */
5664 error = sctp_dynamic_set_primary(&ss->sa, vrf_id);
5667 case SCTP_SET_PEER_PRIMARY_ADDR:
5669 struct sctp_setpeerprim *sspp;
5670 struct sockaddr *addr;
5672 #if defined(INET) && defined(INET6)
5673 struct sockaddr_in sin_store;
5677 SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize);
5678 SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id);
5680 struct sctp_ifa *ifa;
5682 #if defined(INET) && defined(INET6)
5683 if (sspp->sspp_addr.ss_family == AF_INET6) {
5684 struct sockaddr_in6 *sin6;
5686 sin6 = (struct sockaddr_in6 *)&sspp->sspp_addr;
5687 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5688 in6_sin6_2_sin(&sin_store, sin6);
5689 addr = (struct sockaddr *)&sin_store;
5691 addr = (struct sockaddr *)&sspp->sspp_addr;
5694 addr = (struct sockaddr *)&sspp->sspp_addr;
5697 addr = (struct sockaddr *)&sspp->sspp_addr;
5699 ifa = sctp_find_ifa_by_addr(addr, stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED);
5701 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5705 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
5707 * Must validate the ifa found is in
5710 struct sctp_laddr *laddr;
5713 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
5714 if (laddr->ifa == NULL) {
5715 SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n",
5719 if (laddr->ifa == ifa) {
5725 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5730 switch (addr->sa_family) {
5734 struct sockaddr_in *sin;
5736 sin = (struct sockaddr_in *)addr;
5737 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
5738 &sin->sin_addr) != 0) {
5739 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5749 struct sockaddr_in6 *sin6;
5751 sin6 = (struct sockaddr_in6 *)addr;
5752 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
5753 &sin6->sin6_addr) != 0) {
5754 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5762 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5767 if (sctp_set_primary_ip_address_sa(stcb, addr) != 0) {
5768 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5772 SCTP_TCB_UNLOCK(stcb);
5774 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5779 case SCTP_BINDX_ADD_ADDR:
5781 struct sctp_getaddresses *addrs;
5784 td = (struct thread *)p;
5785 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses,
5788 if (addrs->addr->sa_family == AF_INET) {
5789 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5790 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5794 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5795 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5801 if (addrs->addr->sa_family == AF_INET6) {
5802 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5803 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5807 if (td != NULL && (error = prison_local_ip6(td->td_ucred, &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5808 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5809 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5815 error = EAFNOSUPPORT;
5818 sctp_bindx_add_address(so, inp, addrs->addr,
5819 addrs->sget_assoc_id, vrf_id,
5823 case SCTP_BINDX_REM_ADDR:
5825 struct sctp_getaddresses *addrs;
5828 td = (struct thread *)p;
5830 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, optsize);
5832 if (addrs->addr->sa_family == AF_INET) {
5833 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5834 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5838 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5839 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5845 if (addrs->addr->sa_family == AF_INET6) {
5846 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5847 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5852 (error = prison_local_ip6(td->td_ucred,
5853 &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5854 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5855 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5861 error = EAFNOSUPPORT;
5864 sctp_bindx_delete_address(inp, addrs->addr,
5865 addrs->sget_assoc_id, vrf_id,
5871 struct sctp_event *event;
5872 uint32_t event_type;
5874 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize);
5875 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
5876 switch (event->se_type) {
5877 case SCTP_ASSOC_CHANGE:
5878 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
5880 case SCTP_PEER_ADDR_CHANGE:
5881 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
5883 case SCTP_REMOTE_ERROR:
5884 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
5886 case SCTP_SEND_FAILED:
5887 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
5889 case SCTP_SHUTDOWN_EVENT:
5890 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
5892 case SCTP_ADAPTATION_INDICATION:
5893 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
5895 case SCTP_PARTIAL_DELIVERY_EVENT:
5896 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
5898 case SCTP_AUTHENTICATION_EVENT:
5899 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
5901 case SCTP_STREAM_RESET_EVENT:
5902 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
5904 case SCTP_SENDER_DRY_EVENT:
5905 event_type = SCTP_PCB_FLAGS_DRYEVNT;
5907 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
5909 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
5912 case SCTP_ASSOC_RESET_EVENT:
5913 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
5915 case SCTP_STREAM_CHANGE_EVENT:
5916 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
5918 case SCTP_SEND_FAILED_EVENT:
5919 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
5923 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5927 if (event_type > 0) {
5930 sctp_stcb_feature_on(inp, stcb, event_type);
5931 if (event_type == SCTP_PCB_FLAGS_DRYEVNT) {
5932 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
5933 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
5934 (stcb->asoc.stream_queue_cnt == 0)) {
5935 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
5939 sctp_stcb_feature_off(inp, stcb, event_type);
5941 SCTP_TCB_UNLOCK(stcb);
5944 * We don't want to send up a storm
5945 * of events, so return an error for
5948 if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) &&
5949 ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) == 0) &&
5950 ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) == 0) &&
5951 ((event->se_assoc_id == SCTP_ALL_ASSOC) ||
5952 (event->se_assoc_id == SCTP_CURRENT_ASSOC))) {
5953 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
5957 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5958 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5959 (event->se_assoc_id == SCTP_FUTURE_ASSOC) ||
5960 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
5961 SCTP_INP_WLOCK(inp);
5963 sctp_feature_on(inp, event_type);
5965 sctp_feature_off(inp, event_type);
5967 SCTP_INP_WUNLOCK(inp);
5969 if ((event->se_assoc_id == SCTP_CURRENT_ASSOC) ||
5970 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
5971 SCTP_INP_RLOCK(inp);
5972 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5973 SCTP_TCB_LOCK(stcb);
5975 sctp_stcb_feature_on(inp, stcb, event_type);
5977 sctp_stcb_feature_off(inp, stcb, event_type);
5979 SCTP_TCB_UNLOCK(stcb);
5981 SCTP_INP_RUNLOCK(inp);
5987 case SCTP_RECVRCVINFO:
5991 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
5992 SCTP_INP_WLOCK(inp);
5994 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
5996 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
5998 SCTP_INP_WUNLOCK(inp);
6001 case SCTP_RECVNXTINFO:
6005 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
6006 SCTP_INP_WLOCK(inp);
6008 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6010 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6012 SCTP_INP_WUNLOCK(inp);
6015 case SCTP_DEFAULT_SNDINFO:
6017 struct sctp_sndinfo *info;
6020 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize);
6021 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
6024 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6025 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6026 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6027 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6028 stcb->asoc.def_send.sinfo_flags |= policy;
6029 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6030 stcb->asoc.def_send.sinfo_context = info->snd_context;
6032 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6035 SCTP_TCB_UNLOCK(stcb);
6037 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6038 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6039 (info->snd_assoc_id == SCTP_FUTURE_ASSOC) ||
6040 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
6041 SCTP_INP_WLOCK(inp);
6042 inp->def_send.sinfo_stream = info->snd_sid;
6043 policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
6044 inp->def_send.sinfo_flags = info->snd_flags;
6045 inp->def_send.sinfo_flags |= policy;
6046 inp->def_send.sinfo_ppid = info->snd_ppid;
6047 inp->def_send.sinfo_context = info->snd_context;
6048 SCTP_INP_WUNLOCK(inp);
6050 if ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) ||
6051 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
6052 SCTP_INP_RLOCK(inp);
6053 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6054 SCTP_TCB_LOCK(stcb);
6055 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6056 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6057 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6058 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6059 stcb->asoc.def_send.sinfo_flags |= policy;
6060 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6061 stcb->asoc.def_send.sinfo_context = info->snd_context;
6063 SCTP_TCB_UNLOCK(stcb);
6065 SCTP_INP_RUNLOCK(inp);
6070 case SCTP_DEFAULT_PRINFO:
6072 struct sctp_default_prinfo *info;
6074 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize);
6075 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
6077 if (info->pr_policy > SCTP_PR_SCTP_MAX) {
6078 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6083 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6084 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6085 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6086 SCTP_TCB_UNLOCK(stcb);
6088 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6089 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6090 (info->pr_assoc_id == SCTP_FUTURE_ASSOC) ||
6091 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
6092 SCTP_INP_WLOCK(inp);
6093 inp->def_send.sinfo_flags &= 0xfff0;
6094 inp->def_send.sinfo_flags |= info->pr_policy;
6095 inp->def_send.sinfo_timetolive = info->pr_value;
6096 SCTP_INP_WUNLOCK(inp);
6098 if ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) ||
6099 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
6100 SCTP_INP_RLOCK(inp);
6101 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6102 SCTP_TCB_LOCK(stcb);
6103 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6104 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6105 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6106 SCTP_TCB_UNLOCK(stcb);
6108 SCTP_INP_RUNLOCK(inp);
6113 case SCTP_PEER_ADDR_THLDS:
6114 /* Applies to the specific association */
6116 struct sctp_paddrthlds *thlds;
6117 struct sctp_nets *net;
6118 struct sockaddr *addr;
6120 #if defined(INET) && defined(INET6)
6121 struct sockaddr_in sin_store;
6125 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize);
6126 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
6128 #if defined(INET) && defined(INET6)
6129 if (thlds->spt_address.ss_family == AF_INET6) {
6130 struct sockaddr_in6 *sin6;
6132 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
6133 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6134 in6_sin6_2_sin(&sin_store, sin6);
6135 addr = (struct sockaddr *)&sin_store;
6137 addr = (struct sockaddr *)&thlds->spt_address;
6140 addr = (struct sockaddr *)&thlds->spt_address;
6143 addr = (struct sockaddr *)&thlds->spt_address;
6146 net = sctp_findnet(stcb, addr);
6149 * We increment here since
6150 * sctp_findassociation_ep_addr() wil do a
6151 * decrement if it finds the stcb as long as
6152 * the locked tcb (last argument) is NOT a
6156 SCTP_INP_INCR_REF(inp);
6157 stcb = sctp_findassociation_ep_addr(&inp, addr,
6160 SCTP_INP_DECR_REF(inp);
6163 if ((stcb != NULL) && (net == NULL)) {
6165 if (addr->sa_family == AF_INET) {
6167 struct sockaddr_in *sin;
6169 sin = (struct sockaddr_in *)addr;
6170 if (sin->sin_addr.s_addr != INADDR_ANY) {
6171 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6172 SCTP_TCB_UNLOCK(stcb);
6179 if (addr->sa_family == AF_INET6) {
6180 struct sockaddr_in6 *sin6;
6182 sin6 = (struct sockaddr_in6 *)addr;
6183 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6184 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6185 SCTP_TCB_UNLOCK(stcb);
6192 error = EAFNOSUPPORT;
6193 SCTP_TCB_UNLOCK(stcb);
6194 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6200 net->failure_threshold = thlds->spt_pathmaxrxt;
6201 net->pf_threshold = thlds->spt_pathpfthld;
6202 if (net->dest_state & SCTP_ADDR_PF) {
6203 if ((net->error_count > net->failure_threshold) ||
6204 (net->error_count <= net->pf_threshold)) {
6205 net->dest_state &= ~SCTP_ADDR_PF;
6208 if ((net->error_count > net->pf_threshold) &&
6209 (net->error_count <= net->failure_threshold)) {
6210 net->dest_state |= SCTP_ADDR_PF;
6211 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6212 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6213 stcb->sctp_ep, stcb, net,
6214 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_17);
6215 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6218 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6219 if (net->error_count > net->failure_threshold) {
6220 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6221 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6224 if (net->error_count <= net->failure_threshold) {
6225 net->dest_state |= SCTP_ADDR_REACHABLE;
6226 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6230 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6231 net->failure_threshold = thlds->spt_pathmaxrxt;
6232 net->pf_threshold = thlds->spt_pathpfthld;
6233 if (net->dest_state & SCTP_ADDR_PF) {
6234 if ((net->error_count > net->failure_threshold) ||
6235 (net->error_count <= net->pf_threshold)) {
6236 net->dest_state &= ~SCTP_ADDR_PF;
6239 if ((net->error_count > net->pf_threshold) &&
6240 (net->error_count <= net->failure_threshold)) {
6241 net->dest_state |= SCTP_ADDR_PF;
6242 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6243 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6244 stcb->sctp_ep, stcb, net,
6245 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_18);
6246 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6249 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6250 if (net->error_count > net->failure_threshold) {
6251 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6252 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6255 if (net->error_count <= net->failure_threshold) {
6256 net->dest_state |= SCTP_ADDR_REACHABLE;
6257 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6261 stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt;
6262 stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld;
6264 SCTP_TCB_UNLOCK(stcb);
6266 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6267 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6268 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
6269 SCTP_INP_WLOCK(inp);
6270 inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt;
6271 inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld;
6272 SCTP_INP_WUNLOCK(inp);
6274 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6280 case SCTP_REMOTE_UDP_ENCAPS_PORT:
6282 struct sctp_udpencaps *encaps;
6283 struct sctp_nets *net;
6284 struct sockaddr *addr;
6286 #if defined(INET) && defined(INET6)
6287 struct sockaddr_in sin_store;
6291 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize);
6292 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
6294 #if defined(INET) && defined(INET6)
6295 if (encaps->sue_address.ss_family == AF_INET6) {
6296 struct sockaddr_in6 *sin6;
6298 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
6299 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6300 in6_sin6_2_sin(&sin_store, sin6);
6301 addr = (struct sockaddr *)&sin_store;
6303 addr = (struct sockaddr *)&encaps->sue_address;
6306 addr = (struct sockaddr *)&encaps->sue_address;
6309 addr = (struct sockaddr *)&encaps->sue_address;
6312 net = sctp_findnet(stcb, addr);
6315 * We increment here since
6316 * sctp_findassociation_ep_addr() wil do a
6317 * decrement if it finds the stcb as long as
6318 * the locked tcb (last argument) is NOT a
6322 SCTP_INP_INCR_REF(inp);
6323 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
6325 SCTP_INP_DECR_REF(inp);
6328 if ((stcb != NULL) && (net == NULL)) {
6330 if (addr->sa_family == AF_INET) {
6332 struct sockaddr_in *sin;
6334 sin = (struct sockaddr_in *)addr;
6335 if (sin->sin_addr.s_addr != INADDR_ANY) {
6336 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6337 SCTP_TCB_UNLOCK(stcb);
6344 if (addr->sa_family == AF_INET6) {
6345 struct sockaddr_in6 *sin6;
6347 sin6 = (struct sockaddr_in6 *)addr;
6348 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6349 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6350 SCTP_TCB_UNLOCK(stcb);
6357 error = EAFNOSUPPORT;
6358 SCTP_TCB_UNLOCK(stcb);
6359 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6365 net->port = encaps->sue_port;
6367 stcb->asoc.port = encaps->sue_port;
6369 SCTP_TCB_UNLOCK(stcb);
6371 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6372 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6373 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
6374 SCTP_INP_WLOCK(inp);
6375 inp->sctp_ep.port = encaps->sue_port;
6376 SCTP_INP_WUNLOCK(inp);
6378 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6384 case SCTP_ECN_SUPPORTED:
6386 struct sctp_assoc_value *av;
6388 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6389 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6392 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6394 SCTP_TCB_UNLOCK(stcb);
6396 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6397 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6398 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6399 SCTP_INP_WLOCK(inp);
6400 if (av->assoc_value == 0) {
6401 inp->ecn_supported = 0;
6403 inp->ecn_supported = 1;
6405 SCTP_INP_WUNLOCK(inp);
6407 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6413 case SCTP_PR_SUPPORTED:
6415 struct sctp_assoc_value *av;
6417 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6418 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6421 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6423 SCTP_TCB_UNLOCK(stcb);
6425 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6426 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6427 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6428 SCTP_INP_WLOCK(inp);
6429 if (av->assoc_value == 0) {
6430 inp->prsctp_supported = 0;
6432 inp->prsctp_supported = 1;
6434 SCTP_INP_WUNLOCK(inp);
6436 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6442 case SCTP_AUTH_SUPPORTED:
6444 struct sctp_assoc_value *av;
6446 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6447 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6450 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6452 SCTP_TCB_UNLOCK(stcb);
6454 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6455 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6456 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6457 if ((av->assoc_value == 0) &&
6458 (inp->asconf_supported == 1)) {
6460 * AUTH is required for
6463 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6466 SCTP_INP_WLOCK(inp);
6467 if (av->assoc_value == 0) {
6468 inp->auth_supported = 0;
6470 inp->auth_supported = 1;
6472 SCTP_INP_WUNLOCK(inp);
6475 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6481 case SCTP_ASCONF_SUPPORTED:
6483 struct sctp_assoc_value *av;
6485 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6486 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6489 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6491 SCTP_TCB_UNLOCK(stcb);
6493 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6494 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6495 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6496 if ((av->assoc_value != 0) &&
6497 (inp->auth_supported == 0)) {
6499 * AUTH is required for
6502 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6505 SCTP_INP_WLOCK(inp);
6506 if (av->assoc_value == 0) {
6507 inp->asconf_supported = 0;
6508 sctp_auth_delete_chunk(SCTP_ASCONF,
6509 inp->sctp_ep.local_auth_chunks);
6510 sctp_auth_delete_chunk(SCTP_ASCONF_ACK,
6511 inp->sctp_ep.local_auth_chunks);
6513 inp->asconf_supported = 1;
6514 sctp_auth_add_chunk(SCTP_ASCONF,
6515 inp->sctp_ep.local_auth_chunks);
6516 sctp_auth_add_chunk(SCTP_ASCONF_ACK,
6517 inp->sctp_ep.local_auth_chunks);
6519 SCTP_INP_WUNLOCK(inp);
6522 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6528 case SCTP_RECONFIG_SUPPORTED:
6530 struct sctp_assoc_value *av;
6532 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6533 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6536 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6538 SCTP_TCB_UNLOCK(stcb);
6540 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6541 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6542 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6543 SCTP_INP_WLOCK(inp);
6544 if (av->assoc_value == 0) {
6545 inp->reconfig_supported = 0;
6547 inp->reconfig_supported = 1;
6549 SCTP_INP_WUNLOCK(inp);
6551 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6557 case SCTP_NRSACK_SUPPORTED:
6559 struct sctp_assoc_value *av;
6561 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6562 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6565 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6567 SCTP_TCB_UNLOCK(stcb);
6569 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6570 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6571 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6572 SCTP_INP_WLOCK(inp);
6573 if (av->assoc_value == 0) {
6574 inp->nrsack_supported = 0;
6576 inp->nrsack_supported = 1;
6578 SCTP_INP_WUNLOCK(inp);
6580 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6586 case SCTP_PKTDROP_SUPPORTED:
6588 struct sctp_assoc_value *av;
6590 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6591 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6594 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6596 SCTP_TCB_UNLOCK(stcb);
6598 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6599 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6600 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6601 SCTP_INP_WLOCK(inp);
6602 if (av->assoc_value == 0) {
6603 inp->pktdrop_supported = 0;
6605 inp->pktdrop_supported = 1;
6607 SCTP_INP_WUNLOCK(inp);
6609 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6617 struct sctp_assoc_value *av;
6618 struct sctp_nets *net;
6620 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6621 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6624 stcb->asoc.max_cwnd = av->assoc_value;
6625 if (stcb->asoc.max_cwnd > 0) {
6626 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6627 if ((net->cwnd > stcb->asoc.max_cwnd) &&
6628 (net->cwnd > (net->mtu - sizeof(struct sctphdr)))) {
6629 net->cwnd = stcb->asoc.max_cwnd;
6630 if (net->cwnd < (net->mtu - sizeof(struct sctphdr))) {
6631 net->cwnd = net->mtu - sizeof(struct sctphdr);
6636 SCTP_TCB_UNLOCK(stcb);
6638 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6639 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6640 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6641 SCTP_INP_WLOCK(inp);
6642 inp->max_cwnd = av->assoc_value;
6643 SCTP_INP_WUNLOCK(inp);
6645 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6652 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
6653 error = ENOPROTOOPT;
6655 } /* end switch (opt) */
6660 sctp_ctloutput(struct socket *so, struct sockopt *sopt)
6662 void *optval = NULL;
6667 if (sopt->sopt_level != IPPROTO_SCTP) {
6668 /* wrong proto level... send back up to IP */
6670 if (INP_CHECK_SOCKAF(so, AF_INET6))
6671 error = ip6_ctloutput(so, sopt);
6673 #if defined(INET) && defined(INET6)
6677 error = ip_ctloutput(so, sopt);
6681 optsize = sopt->sopt_valsize;
6683 SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT);
6684 if (optval == NULL) {
6685 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6688 error = sooptcopyin(sopt, optval, optsize, optsize);
6690 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6694 p = (void *)sopt->sopt_td;
6695 if (sopt->sopt_dir == SOPT_SET) {
6696 error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p);
6697 } else if (sopt->sopt_dir == SOPT_GET) {
6698 error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p);
6700 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6703 if ((error == 0) && (optval != NULL)) {
6704 error = sooptcopyout(sopt, optval, optsize);
6705 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6706 } else if (optval != NULL) {
6707 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6715 sctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p)
6718 int create_lock_on = 0;
6720 struct sctp_inpcb *inp;
6721 struct sctp_tcb *stcb = NULL;
6723 inp = (struct sctp_inpcb *)so->so_pcb;
6725 /* I made the same as TCP since we are not setup? */
6726 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6727 return (ECONNRESET);
6730 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6733 switch (addr->sa_family) {
6737 struct sockaddr_in6 *sin6p;
6739 if (addr->sa_len != sizeof(struct sockaddr_in6)) {
6740 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6743 sin6p = (struct sockaddr_in6 *)addr;
6744 if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6p->sin6_addr)) != 0) {
6745 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6754 struct sockaddr_in *sinp;
6756 if (addr->sa_len != sizeof(struct sockaddr_in)) {
6757 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6760 sinp = (struct sockaddr_in *)addr;
6761 if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sinp->sin_addr)) != 0) {
6762 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6769 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT);
6770 return (EAFNOSUPPORT);
6772 SCTP_INP_INCR_REF(inp);
6773 SCTP_ASOC_CREATE_LOCK(inp);
6777 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
6778 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
6779 /* Should I really unlock ? */
6780 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
6785 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
6786 (addr->sa_family == AF_INET6)) {
6787 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6792 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
6793 SCTP_PCB_FLAGS_UNBOUND) {
6794 /* Bind a ephemeral port */
6795 error = sctp_inpcb_bind(so, NULL, NULL, p);
6800 /* Now do we connect? */
6801 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
6802 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
6803 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6807 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
6808 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
6809 /* We are already connected AND the TCP model */
6810 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
6814 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
6815 SCTP_INP_RLOCK(inp);
6816 stcb = LIST_FIRST(&inp->sctp_asoc_list);
6817 SCTP_INP_RUNLOCK(inp);
6820 * We increment here since sctp_findassociation_ep_addr()
6821 * will do a decrement if it finds the stcb as long as the
6822 * locked tcb (last argument) is NOT a TCB.. aka NULL.
6824 SCTP_INP_INCR_REF(inp);
6825 stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL);
6827 SCTP_INP_DECR_REF(inp);
6829 SCTP_TCB_UNLOCK(stcb);
6833 /* Already have or am bring up an association */
6834 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
6838 vrf_id = inp->def_vrf_id;
6839 /* We are GOOD to go */
6840 stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p);
6842 /* Gak! no memory */
6845 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
6846 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
6847 /* Set the connected flag so we can queue data */
6850 SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT);
6851 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
6853 /* initialize authentication parameters for the assoc */
6854 sctp_initialize_auth_params(inp, stcb);
6856 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
6857 SCTP_TCB_UNLOCK(stcb);
6859 if (create_lock_on) {
6860 SCTP_ASOC_CREATE_UNLOCK(inp);
6862 SCTP_INP_DECR_REF(inp);
6869 sctp_listen(struct socket *so, int backlog, struct thread *p)
6872 * Note this module depends on the protocol processing being called
6873 * AFTER any socket level flags and backlog are applied to the
6874 * socket. The traditional way that the socket flags are applied is
6875 * AFTER protocol processing. We have made a change to the
6876 * sys/kern/uipc_socket.c module to reverse this but this MUST be in
6877 * place if the socket API for SCTP is to work properly.
6881 struct sctp_inpcb *inp;
6883 inp = (struct sctp_inpcb *)so->so_pcb;
6885 /* I made the same as TCP since we are not setup? */
6886 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6887 return (ECONNRESET);
6889 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) {
6890 /* See if we have a listener */
6891 struct sctp_inpcb *tinp;
6892 union sctp_sockstore store;
6894 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
6896 struct sctp_laddr *laddr;
6898 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
6899 memcpy(&store, &laddr->ifa->address, sizeof(store));
6900 switch (store.sa.sa_family) {
6903 store.sin.sin_port = inp->sctp_lport;
6908 store.sin6.sin6_port = inp->sctp_lport;
6914 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
6915 if (tinp && (tinp != inp) &&
6916 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
6917 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
6918 (tinp->sctp_socket->so_qlimit)) {
6920 * we have a listener already and
6923 SCTP_INP_DECR_REF(tinp);
6924 return (EADDRINUSE);
6926 SCTP_INP_DECR_REF(tinp);
6930 /* Setup a local addr bound all */
6931 memset(&store, 0, sizeof(store));
6933 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
6934 store.sa.sa_family = AF_INET6;
6935 store.sa.sa_len = sizeof(struct sockaddr_in6);
6939 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) {
6940 store.sa.sa_family = AF_INET;
6941 store.sa.sa_len = sizeof(struct sockaddr_in);
6944 switch (store.sa.sa_family) {
6947 store.sin.sin_port = inp->sctp_lport;
6952 store.sin6.sin6_port = inp->sctp_lport;
6958 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
6959 if (tinp && (tinp != inp) &&
6960 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
6961 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
6962 (tinp->sctp_socket->so_qlimit)) {
6964 * we have a listener already and its not
6967 SCTP_INP_DECR_REF(tinp);
6968 return (EADDRINUSE);
6970 SCTP_INP_DECR_REF(tinp);
6974 SCTP_INP_RLOCK(inp);
6975 #ifdef SCTP_LOCK_LOGGING
6976 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) {
6977 sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK);
6981 error = solisten_proto_check(so);
6984 SCTP_INP_RUNLOCK(inp);
6987 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) &&
6988 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
6990 * The unlucky case - We are in the tcp pool with this guy.
6991 * - Someone else is in the main inp slot. - We must move
6992 * this guy (the listener) to the main slot - We must then
6993 * move the guy that was listener to the TCP Pool.
6995 if (sctp_swap_inpcb_for_listen(inp)) {
6996 SCTP_INP_RUNLOCK(inp);
6997 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
6998 return (EADDRINUSE);
7001 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
7002 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
7003 /* We are already connected AND the TCP model */
7004 SCTP_INP_RUNLOCK(inp);
7005 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7006 return (EADDRINUSE);
7008 SCTP_INP_RUNLOCK(inp);
7009 if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) {
7010 /* We must do a bind. */
7011 if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) {
7012 /* bind error, probably perm */
7017 /* It appears for 7.0 and on, we must always call this. */
7018 solisten_proto(so, backlog);
7019 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
7020 /* remove the ACCEPTCONN flag for one-to-many sockets */
7021 so->so_options &= ~SO_ACCEPTCONN;
7024 /* turning off listen */
7025 so->so_options &= ~SO_ACCEPTCONN;
7031 static int sctp_defered_wakeup_cnt = 0;
7034 sctp_accept(struct socket *so, struct sockaddr **addr)
7036 struct sctp_tcb *stcb;
7037 struct sctp_inpcb *inp;
7038 union sctp_sockstore store;
7044 inp = (struct sctp_inpcb *)so->so_pcb;
7047 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7048 return (ECONNRESET);
7050 SCTP_INP_RLOCK(inp);
7051 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
7052 SCTP_INP_RUNLOCK(inp);
7053 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
7054 return (EOPNOTSUPP);
7056 if (so->so_state & SS_ISDISCONNECTED) {
7057 SCTP_INP_RUNLOCK(inp);
7058 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED);
7059 return (ECONNABORTED);
7061 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7063 SCTP_INP_RUNLOCK(inp);
7064 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7065 return (ECONNRESET);
7067 SCTP_TCB_LOCK(stcb);
7068 SCTP_INP_RUNLOCK(inp);
7069 store = stcb->asoc.primary_destination->ro._l_addr;
7070 stcb->asoc.state &= ~SCTP_STATE_IN_ACCEPT_QUEUE;
7071 SCTP_TCB_UNLOCK(stcb);
7072 switch (store.sa.sa_family) {
7076 struct sockaddr_in *sin;
7078 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7081 sin->sin_family = AF_INET;
7082 sin->sin_len = sizeof(*sin);
7083 sin->sin_port = store.sin.sin_port;
7084 sin->sin_addr = store.sin.sin_addr;
7085 *addr = (struct sockaddr *)sin;
7092 struct sockaddr_in6 *sin6;
7094 SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6);
7097 sin6->sin6_family = AF_INET6;
7098 sin6->sin6_len = sizeof(*sin6);
7099 sin6->sin6_port = store.sin6.sin6_port;
7100 sin6->sin6_addr = store.sin6.sin6_addr;
7101 if ((error = sa6_recoverscope(sin6)) != 0) {
7102 SCTP_FREE_SONAME(sin6);
7105 *addr = (struct sockaddr *)sin6;
7113 /* Wake any delayed sleep action */
7114 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) {
7115 SCTP_INP_WLOCK(inp);
7116 inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE;
7117 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) {
7118 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT;
7119 SCTP_INP_WUNLOCK(inp);
7120 SOCKBUF_LOCK(&inp->sctp_socket->so_snd);
7121 if (sowriteable(inp->sctp_socket)) {
7122 sowwakeup_locked(inp->sctp_socket);
7124 SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd);
7126 SCTP_INP_WLOCK(inp);
7128 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) {
7129 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT;
7130 SCTP_INP_WUNLOCK(inp);
7131 SOCKBUF_LOCK(&inp->sctp_socket->so_rcv);
7132 if (soreadable(inp->sctp_socket)) {
7133 sctp_defered_wakeup_cnt++;
7134 sorwakeup_locked(inp->sctp_socket);
7136 SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv);
7138 SCTP_INP_WLOCK(inp);
7140 SCTP_INP_WUNLOCK(inp);
7142 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
7143 SCTP_TCB_LOCK(stcb);
7144 sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
7145 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_19);
7152 sctp_ingetaddr(struct socket *so, struct sockaddr **addr)
7154 struct sockaddr_in *sin;
7156 struct sctp_inpcb *inp;
7157 struct sctp_ifa *sctp_ifa;
7160 * Do the malloc first in case it blocks.
7162 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7165 sin->sin_family = AF_INET;
7166 sin->sin_len = sizeof(*sin);
7167 inp = (struct sctp_inpcb *)so->so_pcb;
7169 SCTP_FREE_SONAME(sin);
7170 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7171 return (ECONNRESET);
7173 SCTP_INP_RLOCK(inp);
7174 sin->sin_port = inp->sctp_lport;
7175 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
7176 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
7177 struct sctp_tcb *stcb;
7178 struct sockaddr_in *sin_a;
7179 struct sctp_nets *net;
7182 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7188 SCTP_TCB_LOCK(stcb);
7189 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7190 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7192 /* this will make coverity happy */
7195 if (sin_a->sin_family == AF_INET) {
7200 if ((!fnd) || (sin_a == NULL)) {
7202 SCTP_TCB_UNLOCK(stcb);
7205 vrf_id = inp->def_vrf_id;
7206 sctp_ifa = sctp_source_address_selection(inp,
7208 (sctp_route_t *) & net->ro,
7211 sin->sin_addr = sctp_ifa->address.sin.sin_addr;
7212 sctp_free_ifa(sctp_ifa);
7214 SCTP_TCB_UNLOCK(stcb);
7216 /* For the bound all case you get back 0 */
7218 sin->sin_addr.s_addr = 0;
7222 /* Take the first IPv4 address in the list */
7223 struct sctp_laddr *laddr;
7226 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
7227 if (laddr->ifa->address.sa.sa_family == AF_INET) {
7228 struct sockaddr_in *sin_a;
7230 sin_a = &laddr->ifa->address.sin;
7231 sin->sin_addr = sin_a->sin_addr;
7237 SCTP_FREE_SONAME(sin);
7238 SCTP_INP_RUNLOCK(inp);
7239 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7243 SCTP_INP_RUNLOCK(inp);
7244 (*addr) = (struct sockaddr *)sin;
7249 sctp_peeraddr(struct socket *so, struct sockaddr **addr)
7251 struct sockaddr_in *sin;
7253 struct sockaddr_in *sin_a;
7254 struct sctp_inpcb *inp;
7255 struct sctp_tcb *stcb;
7256 struct sctp_nets *net;
7258 /* Do the malloc first in case it blocks. */
7259 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7262 sin->sin_family = AF_INET;
7263 sin->sin_len = sizeof(*sin);
7265 inp = (struct sctp_inpcb *)so->so_pcb;
7266 if ((inp == NULL) ||
7267 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) {
7268 /* UDP type and listeners will drop out here */
7269 SCTP_FREE_SONAME(sin);
7270 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
7273 SCTP_INP_RLOCK(inp);
7274 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7276 SCTP_TCB_LOCK(stcb);
7278 SCTP_INP_RUNLOCK(inp);
7280 SCTP_FREE_SONAME(sin);
7281 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7282 return (ECONNRESET);
7285 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7286 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7287 if (sin_a->sin_family == AF_INET) {
7289 sin->sin_port = stcb->rport;
7290 sin->sin_addr = sin_a->sin_addr;
7294 SCTP_TCB_UNLOCK(stcb);
7296 /* No IPv4 address */
7297 SCTP_FREE_SONAME(sin);
7298 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7301 (*addr) = (struct sockaddr *)sin;
7305 struct pr_usrreqs sctp_usrreqs = {
7306 .pru_abort = sctp_abort,
7307 .pru_accept = sctp_accept,
7308 .pru_attach = sctp_attach,
7309 .pru_bind = sctp_bind,
7310 .pru_connect = sctp_connect,
7311 .pru_control = in_control,
7312 .pru_close = sctp_close,
7313 .pru_detach = sctp_close,
7314 .pru_sopoll = sopoll_generic,
7315 .pru_flush = sctp_flush,
7316 .pru_disconnect = sctp_disconnect,
7317 .pru_listen = sctp_listen,
7318 .pru_peeraddr = sctp_peeraddr,
7319 .pru_send = sctp_sendm,
7320 .pru_shutdown = sctp_shutdown,
7321 .pru_sockaddr = sctp_ingetaddr,
7322 .pru_sosend = sctp_sosend,
7323 .pru_soreceive = sctp_soreceive