2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved.
5 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
6 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
11 * a) Redistributions of source code must retain the above copyright notice,
12 * this list of conditions and the following disclaimer.
14 * b) Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the distribution.
18 * c) Neither the name of Cisco Systems, Inc. nor the names of its
19 * contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
24 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32 * THE POSSIBILITY OF SUCH DAMAGE.
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
38 #include <netinet/sctp_os.h>
40 #include <netinet/sctp_pcb.h>
41 #include <netinet/sctp_header.h>
42 #include <netinet/sctp_var.h>
44 #include <netinet6/sctp6_var.h>
46 #include <netinet/sctp_sysctl.h>
47 #include <netinet/sctp_output.h>
48 #include <netinet/sctp_uio.h>
49 #include <netinet/sctp_asconf.h>
50 #include <netinet/sctputil.h>
51 #include <netinet/sctp_indata.h>
52 #include <netinet/sctp_timer.h>
53 #include <netinet/sctp_auth.h>
54 #include <netinet/sctp_bsd_addr.h>
55 #include <netinet/udp.h>
59 extern const struct sctp_cc_functions sctp_cc_functions[];
60 extern const struct sctp_ss_functions sctp_ss_functions[];
67 /* Initialize and modify the sysctled variables */
69 if ((nmbclusters / 8) > SCTP_ASOC_MAX_CHUNKS_ON_QUEUE)
70 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = (nmbclusters / 8);
72 * Allow a user to take no more than 1/2 the number of clusters or
73 * the SB_MAX whichever is smaller for the send window.
75 sb_max_adj = (u_long)((u_quad_t)(SB_MAX) * MCLBYTES / (MSIZE + MCLBYTES));
76 SCTP_BASE_SYSCTL(sctp_sendspace) = min(sb_max_adj,
77 (((uint32_t)nmbclusters / 2) * SCTP_DEFAULT_MAXSEGMENT));
79 * Now for the recv window, should we take the same amount? or
80 * should I do 1/2 the SB_MAX instead in the SB_MAX min above. For
81 * now I will just copy.
83 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTP_BASE_SYSCTL(sctp_sendspace);
84 SCTP_BASE_VAR(first_time) = 0;
85 SCTP_BASE_VAR(sctp_pcb_initialized) = 0;
87 #if defined(SCTP_PACKET_LOGGING)
88 SCTP_BASE_VAR(packet_log_writers) = 0;
89 SCTP_BASE_VAR(packet_log_end) = 0;
90 memset(&SCTP_BASE_VAR(packet_log_buffer), 0, SCTP_PACKET_LOG_SIZE);
96 sctp_finish(void *unused __unused)
101 VNET_SYSUNINIT(sctp, SI_SUB_PROTO_DOMAIN, SI_ORDER_FOURTH, sctp_finish, NULL);
105 sctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz)
107 struct sctp_tmit_chunk *chk;
110 /* Adjust that too */
111 stcb->asoc.smallest_mtu = nxtsz;
112 /* now off to subtract IP_DF flag if needed */
113 overhead = IP_HDR_SIZE + sizeof(struct sctphdr);
114 if (sctp_auth_is_required_chunk(SCTP_DATA, stcb->asoc.peer_auth_chunks)) {
115 overhead += sctp_get_auth_chunk_len(stcb->asoc.peer_hmac_id);
117 TAILQ_FOREACH(chk, &stcb->asoc.send_queue, sctp_next) {
118 if ((chk->send_size + overhead) > nxtsz) {
119 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
122 TAILQ_FOREACH(chk, &stcb->asoc.sent_queue, sctp_next) {
123 if ((chk->send_size + overhead) > nxtsz) {
125 * For this guy we also mark for immediate resend
126 * since we sent to big of chunk
128 chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
129 if (chk->sent < SCTP_DATAGRAM_RESEND) {
130 sctp_flight_size_decrease(chk);
131 sctp_total_flight_decrease(stcb, chk);
132 chk->sent = SCTP_DATAGRAM_RESEND;
133 sctp_ucount_incr(stcb->asoc.sent_queue_retran_cnt);
134 chk->rec.data.doing_fast_retransmit = 0;
135 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) {
136 sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU,
137 chk->whoTo->flight_size,
139 (uint32_t)(uintptr_t)chk->whoTo,
142 /* Clear any time so NO RTT is being done */
151 sctp_notify(struct sctp_inpcb *inp,
152 struct sctp_tcb *stcb,
153 struct sctp_nets *net,
159 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
164 if (icmp_type != ICMP_UNREACH) {
165 /* We only care about unreachable */
166 SCTP_TCB_UNLOCK(stcb);
169 if ((icmp_code == ICMP_UNREACH_NET) ||
170 (icmp_code == ICMP_UNREACH_HOST) ||
171 (icmp_code == ICMP_UNREACH_NET_UNKNOWN) ||
172 (icmp_code == ICMP_UNREACH_HOST_UNKNOWN) ||
173 (icmp_code == ICMP_UNREACH_ISOLATED) ||
174 (icmp_code == ICMP_UNREACH_NET_PROHIB) ||
175 (icmp_code == ICMP_UNREACH_HOST_PROHIB) ||
176 (icmp_code == ICMP_UNREACH_FILTER_PROHIB)) {
177 /* Mark the net unreachable. */
178 if (net->dest_state & SCTP_ADDR_REACHABLE) {
179 /* OK, that destination is NOT reachable. */
180 net->dest_state &= ~SCTP_ADDR_REACHABLE;
181 net->dest_state &= ~SCTP_ADDR_PF;
182 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN,
184 (void *)net, SCTP_SO_NOT_LOCKED);
186 SCTP_TCB_UNLOCK(stcb);
187 } else if ((icmp_code == ICMP_UNREACH_PROTOCOL) ||
188 (icmp_code == ICMP_UNREACH_PORT)) {
189 /* Treat it like an ABORT. */
190 sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED);
191 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
192 so = SCTP_INP_SO(inp);
193 atomic_add_int(&stcb->asoc.refcnt, 1);
194 SCTP_TCB_UNLOCK(stcb);
195 SCTP_SOCKET_LOCK(so, 1);
197 atomic_subtract_int(&stcb->asoc.refcnt, 1);
199 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
200 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2);
201 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
202 SCTP_SOCKET_UNLOCK(so, 1);
203 /* SCTP_TCB_UNLOCK(stcb); MT: I think this is not needed. */
205 /* no need to unlock here, since the TCB is gone */
206 } else if (icmp_code == ICMP_UNREACH_NEEDFRAG) {
207 if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
208 SCTP_TCB_UNLOCK(stcb);
211 /* Find the next (smaller) MTU */
214 * Old type router that does not tell us what the
215 * next MTU is. Rats we will have to guess (in a
216 * educated fashion of course).
218 next_mtu = sctp_get_prev_mtu(ip_len);
220 /* Stop the PMTU timer. */
221 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
223 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
224 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1);
228 /* Update the path MTU. */
230 next_mtu -= sizeof(struct udphdr);
232 if (net->mtu > next_mtu) {
235 sctp_hc_set_mtu(&net->ro._l_addr, inp->fibnum, next_mtu + sizeof(struct udphdr));
237 sctp_hc_set_mtu(&net->ro._l_addr, inp->fibnum, next_mtu);
240 /* Update the association MTU */
241 if (stcb->asoc.smallest_mtu > next_mtu) {
242 sctp_pathmtu_adjustment(stcb, next_mtu);
244 /* Finally, start the PMTU timer if it was running before. */
246 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
248 SCTP_TCB_UNLOCK(stcb);
250 SCTP_TCB_UNLOCK(stcb);
255 sctp_ctlinput(int cmd, struct sockaddr *sa, void *vip)
261 struct sctp_inpcb *inp;
262 struct sctp_tcb *stcb;
263 struct sctp_nets *net;
264 struct sctp_init_chunk *ch;
265 struct sockaddr_in src, dst;
267 if (sa->sa_family != AF_INET ||
268 ((struct sockaddr_in *)sa)->sin_addr.s_addr == INADDR_ANY) {
271 if (PRC_IS_REDIRECT(cmd)) {
273 } else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) {
277 inner_ip = (struct ip *)vip;
278 icmp = (struct icmp *)((caddr_t)inner_ip -
279 (sizeof(struct icmp) - sizeof(struct ip)));
280 outer_ip = (struct ip *)((caddr_t)icmp - sizeof(struct ip));
281 sh = (struct sctphdr *)((caddr_t)inner_ip + (inner_ip->ip_hl << 2));
282 memset(&src, 0, sizeof(struct sockaddr_in));
283 src.sin_family = AF_INET;
284 src.sin_len = sizeof(struct sockaddr_in);
285 src.sin_port = sh->src_port;
286 src.sin_addr = inner_ip->ip_src;
287 memset(&dst, 0, sizeof(struct sockaddr_in));
288 dst.sin_family = AF_INET;
289 dst.sin_len = sizeof(struct sockaddr_in);
290 dst.sin_port = sh->dest_port;
291 dst.sin_addr = inner_ip->ip_dst;
293 * 'dst' holds the dest of the packet that failed to be
294 * sent. 'src' holds our local endpoint address. Thus we
295 * reverse the dst and the src in the lookup.
299 stcb = sctp_findassociation_addr_sa((struct sockaddr *)&dst,
300 (struct sockaddr *)&src,
303 if ((stcb != NULL) &&
306 /* Check the verification tag */
307 if (ntohl(sh->v_tag) != 0) {
309 * This must be the verification tag used
310 * for sending out packets. We don't
311 * consider packets reflecting the
314 if (ntohl(sh->v_tag) != stcb->asoc.peer_vtag) {
315 SCTP_TCB_UNLOCK(stcb);
319 if (ntohs(outer_ip->ip_len) >=
321 8 + (inner_ip->ip_hl << 2) + 20) {
323 * In this case we can check if we
324 * got an INIT chunk and if the
325 * initiate tag matches.
327 ch = (struct sctp_init_chunk *)(sh + 1);
328 if ((ch->ch.chunk_type != SCTP_INITIATION) ||
329 (ntohl(ch->init.initiate_tag) != stcb->asoc.my_vtag)) {
330 SCTP_TCB_UNLOCK(stcb);
334 SCTP_TCB_UNLOCK(stcb);
338 sctp_notify(inp, stcb, net,
341 ntohs(inner_ip->ip_len),
342 (uint32_t)ntohs(icmp->icmp_nextmtu));
344 if ((stcb == NULL) && (inp != NULL)) {
345 /* reduce ref-count */
347 SCTP_INP_DECR_REF(inp);
348 SCTP_INP_WUNLOCK(inp);
351 SCTP_TCB_UNLOCK(stcb);
360 sctp_getcred(SYSCTL_HANDLER_ARGS)
363 struct sockaddr_in addrs[2];
364 struct sctp_inpcb *inp;
365 struct sctp_nets *net;
366 struct sctp_tcb *stcb;
370 /* FIX, for non-bsd is this right? */
371 vrf_id = SCTP_DEFAULT_VRFID;
373 error = priv_check(req->td, PRIV_NETINET_GETCRED);
378 error = SYSCTL_IN(req, addrs, sizeof(addrs));
382 stcb = sctp_findassociation_addr_sa(sintosa(&addrs[1]),
384 &inp, &net, 1, vrf_id);
385 if (stcb == NULL || inp == NULL || inp->sctp_socket == NULL) {
386 if ((inp != NULL) && (stcb == NULL)) {
387 /* reduce ref-count */
389 SCTP_INP_DECR_REF(inp);
393 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
397 SCTP_TCB_UNLOCK(stcb);
399 * We use the write lock here, only since in the error leg we need
400 * it. If we used RLOCK, then we would have to
401 * wlock/decr/unlock/rlock. Which in theory could create a hole.
402 * Better to use higher wlock.
406 error = cr_canseesocket(req->td->td_ucred, inp->sctp_socket);
408 SCTP_INP_WUNLOCK(inp);
411 cru2x(inp->sctp_socket->so_cred, &xuc);
412 SCTP_INP_WUNLOCK(inp);
413 error = SYSCTL_OUT(req, &xuc, sizeof(struct xucred));
418 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, getcred, CTLTYPE_OPAQUE | CTLFLAG_RW,
419 0, 0, sctp_getcred, "S,ucred", "Get the ucred of a SCTP connection");
424 sctp_abort(struct socket *so)
426 struct sctp_inpcb *inp;
429 inp = (struct sctp_inpcb *)so->so_pcb;
435 flags = inp->sctp_flags;
436 #ifdef SCTP_LOG_CLOSING
437 sctp_log_closing(inp, NULL, 17);
439 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
440 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
441 #ifdef SCTP_LOG_CLOSING
442 sctp_log_closing(inp, NULL, 16);
444 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
445 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
447 SCTP_SB_CLEAR(so->so_snd);
449 * same for the rcv ones, they are only here for the
452 SCTP_SB_CLEAR(so->so_rcv);
454 /* Now null out the reference, we are completely detached. */
458 flags = inp->sctp_flags;
459 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
460 goto sctp_must_try_again;
467 sctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUSED)
469 struct sctp_inpcb *inp;
470 struct inpcb *ip_inp;
472 uint32_t vrf_id = SCTP_DEFAULT_VRFID;
474 inp = (struct sctp_inpcb *)so->so_pcb;
476 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
479 if (so->so_snd.sb_hiwat == 0 || so->so_rcv.sb_hiwat == 0) {
480 error = SCTP_SORESERVE(so, SCTP_BASE_SYSCTL(sctp_sendspace), SCTP_BASE_SYSCTL(sctp_recvspace));
485 error = sctp_inpcb_alloc(so, vrf_id);
489 inp = (struct sctp_inpcb *)so->so_pcb;
491 inp->sctp_flags &= ~SCTP_PCB_FLAGS_BOUND_V6; /* I'm not v6! */
492 ip_inp = &inp->ip_inp.inp;
493 ip_inp->inp_vflag |= INP_IPV4;
494 ip_inp->inp_ip_ttl = MODULE_GLOBAL(ip_defttl);
495 SCTP_INP_WUNLOCK(inp);
500 sctp_bind(struct socket *so, struct sockaddr *addr, struct thread *p)
502 struct sctp_inpcb *inp;
504 inp = (struct sctp_inpcb *)so->so_pcb;
506 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
510 if ((addr->sa_family != AF_INET) ||
511 (addr->sa_len != sizeof(struct sockaddr_in))) {
512 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
516 return (sctp_inpcb_bind(so, addr, NULL, p));
521 sctp_close(struct socket *so)
523 struct sctp_inpcb *inp;
526 inp = (struct sctp_inpcb *)so->so_pcb;
531 * Inform all the lower layer assoc that we are done.
534 flags = inp->sctp_flags;
535 #ifdef SCTP_LOG_CLOSING
536 sctp_log_closing(inp, NULL, 17);
538 if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
539 (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) {
540 if (((so->so_options & SO_LINGER) && (so->so_linger == 0)) ||
541 (so->so_rcv.sb_cc > 0)) {
542 #ifdef SCTP_LOG_CLOSING
543 sctp_log_closing(inp, NULL, 13);
545 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT,
546 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
548 #ifdef SCTP_LOG_CLOSING
549 sctp_log_closing(inp, NULL, 14);
551 sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE,
552 SCTP_CALLED_AFTER_CMPSET_OFCLOSE);
555 * The socket is now detached, no matter what the state of
556 * the SCTP association.
559 SCTP_SB_CLEAR(so->so_snd);
561 * same for the rcv ones, they are only here for the
564 SCTP_SB_CLEAR(so->so_rcv);
566 /* Now null out the reference, we are completely detached. */
570 flags = inp->sctp_flags;
571 if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) {
572 goto sctp_must_try_again;
580 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
581 struct mbuf *control, struct thread *p);
585 sctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
586 struct mbuf *control, struct thread *p)
588 struct sctp_inpcb *inp;
591 inp = (struct sctp_inpcb *)so->so_pcb;
594 sctp_m_freem(control);
597 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
601 /* Got to have an to address if we are NOT a connected socket */
602 if ((addr == NULL) &&
603 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) ||
604 (inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE))) {
606 } else if (addr == NULL) {
607 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
608 error = EDESTADDRREQ;
611 sctp_m_freem(control);
617 if (addr->sa_family != AF_INET) {
618 /* must be a v4 address! */
619 SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ);
622 sctp_m_freem(control);
625 error = EDESTADDRREQ;
630 /* now what about control */
633 SCTP_PRINTF("huh? control set?\n");
634 sctp_m_freem(inp->control);
637 inp->control = control;
641 SCTP_BUF_NEXT(inp->pkt_last) = m;
644 inp->pkt_last = inp->pkt = m;
647 /* FreeBSD uses a flag passed */
648 ((flags & PRUS_MORETOCOME) == 0)
651 * note with the current version this code will only be used
652 * by OpenBSD-- NetBSD, FreeBSD, and MacOS have methods for
653 * re-defining sosend to use the sctp_sosend. One can
654 * optionally switch back to this code (by changing back the
655 * definitions) but this is not advisable. This code is used
656 * by FreeBSD when sending a file with sendfile() though.
660 ret = sctp_output(inp, inp->pkt, addr, inp->control, p, flags);
670 sctp_disconnect(struct socket *so)
672 struct sctp_inpcb *inp;
674 inp = (struct sctp_inpcb *)so->so_pcb;
676 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
680 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
681 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
682 if (LIST_EMPTY(&inp->sctp_asoc_list)) {
684 SCTP_INP_RUNLOCK(inp);
687 struct sctp_association *asoc;
688 struct sctp_tcb *stcb;
690 stcb = LIST_FIRST(&inp->sctp_asoc_list);
692 SCTP_INP_RUNLOCK(inp);
693 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
698 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
699 /* We are about to be freed, out of here */
700 SCTP_TCB_UNLOCK(stcb);
701 SCTP_INP_RUNLOCK(inp);
704 if (((so->so_options & SO_LINGER) &&
705 (so->so_linger == 0)) ||
706 (so->so_rcv.sb_cc > 0)) {
707 if (SCTP_GET_STATE(asoc) !=
708 SCTP_STATE_COOKIE_WAIT) {
709 /* Left with Data unread */
712 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
713 sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED);
714 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
716 SCTP_INP_RUNLOCK(inp);
717 if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) ||
718 (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
719 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
721 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
722 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3);
723 /* No unlock tcb assoc is gone */
726 if (TAILQ_EMPTY(&asoc->send_queue) &&
727 TAILQ_EMPTY(&asoc->sent_queue) &&
728 (asoc->stream_queue_cnt == 0)) {
729 /* there is nothing queued to send, so done */
730 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
733 if ((SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) &&
734 (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_ACK_SENT)) {
735 /* only send SHUTDOWN 1st time thru */
736 struct sctp_nets *netp;
738 if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) ||
739 (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
740 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
742 SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT);
743 SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING);
744 sctp_stop_timers_for_shutdown(stcb);
745 if (stcb->asoc.alternate) {
746 netp = stcb->asoc.alternate;
748 netp = stcb->asoc.primary_destination;
750 sctp_send_shutdown(stcb, netp);
751 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
752 stcb->sctp_ep, stcb, netp);
753 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD,
754 stcb->sctp_ep, stcb, netp);
755 sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED);
759 * we still got (or just got) data to send,
760 * so set SHUTDOWN_PENDING
763 * XXX sockets draft says that SCTP_EOF
764 * should be sent with no data. currently,
765 * we will allow user data to be sent first
766 * and move to SHUTDOWN-PENDING
768 struct sctp_nets *netp;
770 if (stcb->asoc.alternate) {
771 netp = stcb->asoc.alternate;
773 netp = stcb->asoc.primary_destination;
776 asoc->state |= SCTP_STATE_SHUTDOWN_PENDING;
777 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb,
779 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
780 asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT;
782 if (TAILQ_EMPTY(&asoc->send_queue) &&
783 TAILQ_EMPTY(&asoc->sent_queue) &&
784 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
788 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
789 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4;
790 sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED);
791 SCTP_STAT_INCR_COUNTER32(sctps_aborted);
792 if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) ||
793 (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) {
794 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
796 SCTP_INP_RUNLOCK(inp);
797 (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
798 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5);
801 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
804 soisdisconnecting(so);
805 SCTP_TCB_UNLOCK(stcb);
806 SCTP_INP_RUNLOCK(inp);
811 /* UDP model does not support this */
812 SCTP_INP_RUNLOCK(inp);
813 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
819 sctp_flush(struct socket *so, int how)
822 * We will just clear out the values and let subsequent close clear
823 * out the data, if any. Note if the user did a shutdown(SHUT_RD)
824 * they will not be able to read the data, the socket will block
825 * that from happening.
827 struct sctp_inpcb *inp;
829 inp = (struct sctp_inpcb *)so->so_pcb;
831 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
835 /* For the 1 to many model this does nothing */
836 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
837 SCTP_INP_RUNLOCK(inp);
840 SCTP_INP_RUNLOCK(inp);
841 if ((how == PRU_FLUSH_RD) || (how == PRU_FLUSH_RDWR)) {
843 * First make sure the sb will be happy, we don't use these
844 * except maybe the count
847 SCTP_INP_READ_LOCK(inp);
848 inp->sctp_flags |= SCTP_PCB_FLAGS_SOCKET_CANT_READ;
849 SCTP_INP_READ_UNLOCK(inp);
850 SCTP_INP_WUNLOCK(inp);
851 so->so_rcv.sb_cc = 0;
852 so->so_rcv.sb_mbcnt = 0;
853 so->so_rcv.sb_mb = NULL;
855 if ((how == PRU_FLUSH_WR) || (how == PRU_FLUSH_RDWR)) {
857 * First make sure the sb will be happy, we don't use these
858 * except maybe the count
860 so->so_snd.sb_cc = 0;
861 so->so_snd.sb_mbcnt = 0;
862 so->so_snd.sb_mb = NULL;
869 sctp_shutdown(struct socket *so)
871 struct sctp_inpcb *inp;
873 inp = (struct sctp_inpcb *)so->so_pcb;
875 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
879 /* For UDP model this is a invalid call */
880 if (!((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
881 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) {
882 /* Restore the flags that the soshutdown took away. */
883 SOCKBUF_LOCK(&so->so_rcv);
884 so->so_rcv.sb_state &= ~SBS_CANTRCVMORE;
885 SOCKBUF_UNLOCK(&so->so_rcv);
886 /* This proc will wakeup for read and do nothing (I hope) */
887 SCTP_INP_RUNLOCK(inp);
888 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
892 * Ok, if we reach here its the TCP model and it is either a
893 * SHUT_WR or SHUT_RDWR. This means we put the shutdown flag
896 struct sctp_tcb *stcb;
897 struct sctp_association *asoc;
898 struct sctp_nets *netp;
901 (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) {
902 SCTP_INP_RUNLOCK(inp);
907 stcb = LIST_FIRST(&inp->sctp_asoc_list);
910 * Ok, we hit the case that the shutdown call was
911 * made after an abort or something. Nothing to do
914 SCTP_INP_RUNLOCK(inp);
919 if (asoc->state & SCTP_STATE_ABOUT_TO_BE_FREED) {
920 SCTP_TCB_UNLOCK(stcb);
921 SCTP_INP_RUNLOCK(inp);
924 if ((SCTP_GET_STATE(asoc) != SCTP_STATE_COOKIE_WAIT) &&
925 (SCTP_GET_STATE(asoc) != SCTP_STATE_COOKIE_ECHOED) &&
926 (SCTP_GET_STATE(asoc) != SCTP_STATE_OPEN)) {
928 * If we are not in or before ESTABLISHED, there is
929 * no protocol action required.
931 SCTP_TCB_UNLOCK(stcb);
932 SCTP_INP_RUNLOCK(inp);
935 if (stcb->asoc.alternate) {
936 netp = stcb->asoc.alternate;
938 netp = stcb->asoc.primary_destination;
940 if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) &&
941 TAILQ_EMPTY(&asoc->send_queue) &&
942 TAILQ_EMPTY(&asoc->sent_queue) &&
943 (asoc->stream_queue_cnt == 0)) {
944 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
947 /* there is nothing queued to send, so I'm done... */
948 SCTP_STAT_DECR_GAUGE32(sctps_currestab);
949 SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT);
950 SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING);
951 sctp_stop_timers_for_shutdown(stcb);
952 sctp_send_shutdown(stcb, netp);
953 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN,
954 stcb->sctp_ep, stcb, netp);
957 * We still got (or just got) data to send, so set
960 SCTP_ADD_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING);
961 if ((*asoc->ss_functions.sctp_ss_is_user_msgs_incomplete) (stcb, asoc)) {
962 SCTP_ADD_SUBSTATE(asoc, SCTP_STATE_PARTIAL_MSG_LEFT);
964 if (TAILQ_EMPTY(&asoc->send_queue) &&
965 TAILQ_EMPTY(&asoc->sent_queue) &&
966 (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) {
970 op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, "");
971 stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6;
972 sctp_abort_an_association(stcb->sctp_ep, stcb,
973 op_err, SCTP_SO_LOCKED);
974 SCTP_INP_RUNLOCK(inp);
978 sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, netp);
980 * XXX: Why do this in the case where we have still data
983 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED);
984 SCTP_TCB_UNLOCK(stcb);
985 SCTP_INP_RUNLOCK(inp);
991 * copies a "user" presentable address and removes embedded scope, etc.
992 * returns 0 on success, 1 on error
995 sctp_fill_user_address(struct sockaddr_storage *ss, struct sockaddr *sa)
998 struct sockaddr_in6 lsa6;
1000 sa = (struct sockaddr *)sctp_recover_scope((struct sockaddr_in6 *)sa,
1003 memcpy(ss, sa, sa->sa_len);
1010 * NOTE: assumes addr lock is held
1013 sctp_fill_up_addresses_vrf(struct sctp_inpcb *inp,
1014 struct sctp_tcb *stcb,
1016 struct sockaddr_storage *sas,
1019 struct sctp_ifn *sctp_ifn;
1020 struct sctp_ifa *sctp_ifa;
1024 int ipv4_local_scope, ipv4_addr_legal;
1027 int local_scope, site_scope, ipv6_addr_legal;
1029 struct sctp_vrf *vrf;
1036 /* Turn on all the appropriate scope */
1037 loopback_scope = stcb->asoc.scope.loopback_scope;
1039 ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope;
1040 ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal;
1043 local_scope = stcb->asoc.scope.local_scope;
1044 site_scope = stcb->asoc.scope.site_scope;
1045 ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal;
1048 /* Use generic values for endpoints. */
1051 ipv4_local_scope = 1;
1057 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
1059 ipv6_addr_legal = 1;
1062 if (SCTP_IPV6_V6ONLY(inp)) {
1063 ipv4_addr_legal = 0;
1065 ipv4_addr_legal = 1;
1070 ipv6_addr_legal = 0;
1073 ipv4_addr_legal = 1;
1077 vrf = sctp_find_vrf(vrf_id);
1081 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1082 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1083 if ((loopback_scope == 0) &&
1084 SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) {
1085 /* Skip loopback if loopback_scope not set */
1088 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1091 * For the BOUND-ALL case, the list
1092 * associated with a TCB is Always
1093 * considered a reverse list.. i.e.
1094 * it lists addresses that are NOT
1095 * part of the association. If this
1096 * is one of those we must skip it.
1098 if (sctp_is_addr_restricted(stcb,
1103 switch (sctp_ifa->address.sa.sa_family) {
1106 if (ipv4_addr_legal) {
1107 struct sockaddr_in *sin;
1109 sin = &sctp_ifa->address.sin;
1110 if (sin->sin_addr.s_addr == 0) {
1118 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
1119 &sin->sin_addr) != 0) {
1122 if ((ipv4_local_scope == 0) &&
1123 (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) {
1127 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
1128 in6_sin_2_v4mapsin6(sin, (struct sockaddr_in6 *)sas);
1129 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1130 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(struct sockaddr_in6));
1131 actual += sizeof(struct sockaddr_in6);
1134 memcpy(sas, sin, sizeof(*sin));
1135 ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport;
1136 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin));
1137 actual += sizeof(*sin);
1141 if (actual >= limit) {
1151 if (ipv6_addr_legal) {
1152 struct sockaddr_in6 *sin6;
1154 sin6 = &sctp_ifa->address.sin6;
1155 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
1163 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
1164 &sin6->sin6_addr) != 0) {
1167 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
1168 if (local_scope == 0)
1170 if (sin6->sin6_scope_id == 0) {
1171 if (sa6_recoverscope(sin6) != 0)
1184 if ((site_scope == 0) &&
1185 (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) {
1188 memcpy(sas, sin6, sizeof(*sin6));
1189 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1190 sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin6));
1191 actual += sizeof(*sin6);
1192 if (actual >= limit) {
1207 struct sctp_laddr *laddr;
1209 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1211 if (sctp_is_addr_restricted(stcb, laddr->ifa)) {
1215 if (sctp_fill_user_address(sas, &laddr->ifa->address.sa))
1217 switch (laddr->ifa->address.sa.sa_family) {
1220 ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport;
1225 ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport;
1232 sas = (struct sockaddr_storage *)((caddr_t)sas +
1233 laddr->ifa->address.sa.sa_len);
1234 actual += laddr->ifa->address.sa.sa_len;
1235 if (actual >= limit) {
1244 sctp_fill_up_addresses(struct sctp_inpcb *inp,
1245 struct sctp_tcb *stcb,
1247 struct sockaddr_storage *sas)
1251 SCTP_IPI_ADDR_RLOCK();
1252 /* fill up addresses for the endpoint's default vrf */
1253 size = sctp_fill_up_addresses_vrf(inp, stcb, limit, sas,
1255 SCTP_IPI_ADDR_RUNLOCK();
1260 * NOTE: assumes addr lock is held
1263 sctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id)
1266 struct sctp_vrf *vrf = NULL;
1269 * In both sub-set bound an bound_all cases we return the MAXIMUM
1270 * number of addresses that you COULD get. In reality the sub-set
1271 * bound may have an exclusion list for a given TCB OR in the
1272 * bound-all case a TCB may NOT include the loopback or other
1273 * addresses as well.
1275 vrf = sctp_find_vrf(vrf_id);
1279 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1280 struct sctp_ifn *sctp_ifn;
1281 struct sctp_ifa *sctp_ifa;
1283 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
1284 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
1285 /* Count them if they are the right type */
1286 switch (sctp_ifa->address.sa.sa_family) {
1290 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1291 cnt += sizeof(struct sockaddr_in6);
1293 cnt += sizeof(struct sockaddr_in);
1295 cnt += sizeof(struct sockaddr_in);
1301 cnt += sizeof(struct sockaddr_in6);
1310 struct sctp_laddr *laddr;
1312 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
1313 switch (laddr->ifa->address.sa.sa_family) {
1317 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4))
1318 cnt += sizeof(struct sockaddr_in6);
1320 cnt += sizeof(struct sockaddr_in);
1322 cnt += sizeof(struct sockaddr_in);
1328 cnt += sizeof(struct sockaddr_in6);
1340 sctp_count_max_addresses(struct sctp_inpcb *inp)
1344 SCTP_IPI_ADDR_RLOCK();
1345 /* count addresses for the endpoint's default VRF */
1346 cnt = sctp_count_max_addresses_vrf(inp, inp->def_vrf_id);
1347 SCTP_IPI_ADDR_RUNLOCK();
1352 sctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval,
1353 size_t optsize, void *p, int delay)
1356 int creat_lock_on = 0;
1357 struct sctp_tcb *stcb = NULL;
1358 struct sockaddr *sa;
1359 unsigned int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr;
1361 int bad_addresses = 0;
1364 SCTPDBG(SCTP_DEBUG_PCB1, "Connectx called\n");
1366 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
1367 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
1368 /* We are already connected AND the TCP model */
1369 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
1370 return (EADDRINUSE);
1373 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
1374 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
1375 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1379 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
1380 SCTP_INP_RLOCK(inp);
1381 stcb = LIST_FIRST(&inp->sctp_asoc_list);
1382 SCTP_INP_RUNLOCK(inp);
1385 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
1388 SCTP_INP_INCR_REF(inp);
1389 SCTP_ASOC_CREATE_LOCK(inp);
1391 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
1392 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
1393 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
1397 totaddrp = (unsigned int *)optval;
1398 totaddr = *totaddrp;
1399 sa = (struct sockaddr *)(totaddrp + 1);
1400 stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (unsigned int)(optsize - sizeof(int)), &bad_addresses);
1401 if ((stcb != NULL) || bad_addresses) {
1402 /* Already have or am bring up an association */
1403 SCTP_ASOC_CREATE_UNLOCK(inp);
1406 SCTP_TCB_UNLOCK(stcb);
1407 if (bad_addresses == 0) {
1408 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
1414 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
1419 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
1421 struct in6pcb *inp6;
1423 inp6 = (struct in6pcb *)inp;
1424 if (SCTP_IPV6_V6ONLY(inp6)) {
1426 * if IPV6_V6ONLY flag, ignore connections destined
1427 * to a v4 addr or v4-mapped addr
1429 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1435 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
1436 SCTP_PCB_FLAGS_UNBOUND) {
1437 /* Bind a ephemeral port */
1438 error = sctp_inpcb_bind(so, NULL, NULL, p);
1444 /* FIX ME: do we want to pass in a vrf on the connect call? */
1445 vrf_id = inp->def_vrf_id;
1448 /* We are GOOD to go */
1449 stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id,
1450 inp->sctp_ep.pre_open_stream_count,
1455 /* Gak! no memory */
1458 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
1459 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
1460 /* Set the connected flag so we can queue data */
1463 SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT);
1464 /* move to second address */
1465 switch (sa->sa_family) {
1468 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in));
1473 sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in6));
1481 sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error);
1482 /* Fill in the return id */
1484 (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE,
1485 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7);
1488 a_id = (sctp_assoc_t *)optval;
1489 *a_id = sctp_get_associd(stcb);
1491 /* initialize authentication parameters for the assoc */
1492 sctp_initialize_auth_params(inp, stcb);
1495 /* doing delayed connection */
1496 stcb->asoc.delayed_connection = 1;
1497 sctp_timer_start(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination);
1499 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
1500 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
1502 SCTP_TCB_UNLOCK(stcb);
1504 if (creat_lock_on) {
1505 SCTP_ASOC_CREATE_UNLOCK(inp);
1507 SCTP_INP_DECR_REF(inp);
1511 #define SCTP_FIND_STCB(inp, stcb, assoc_id) { \
1512 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||\
1513 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { \
1514 SCTP_INP_RLOCK(inp); \
1515 stcb = LIST_FIRST(&inp->sctp_asoc_list); \
1517 SCTP_TCB_LOCK(stcb); \
1519 SCTP_INP_RUNLOCK(inp); \
1520 } else if (assoc_id > SCTP_ALL_ASSOC) { \
1521 stcb = sctp_findassociation_ep_asocid(inp, assoc_id, 1); \
1522 if (stcb == NULL) { \
1523 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); \
1533 #define SCTP_CHECK_AND_CAST(destp, srcp, type, size) {\
1534 if (size < sizeof(type)) { \
1535 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); \
1539 destp = (type *)srcp; \
1544 sctp_getopt(struct socket *so, int optname, void *optval, size_t *optsize,
1547 struct sctp_inpcb *inp = NULL;
1549 struct sctp_tcb *stcb = NULL;
1551 if (optval == NULL) {
1552 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1556 inp = (struct sctp_inpcb *)so->so_pcb;
1558 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1565 case SCTP_AUTOCLOSE:
1566 case SCTP_EXPLICIT_EOR:
1567 case SCTP_AUTO_ASCONF:
1568 case SCTP_DISABLE_FRAGMENTS:
1569 case SCTP_I_WANT_MAPPED_V4_ADDR:
1570 case SCTP_USE_EXT_RCVINFO:
1571 SCTP_INP_RLOCK(inp);
1573 case SCTP_DISABLE_FRAGMENTS:
1574 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NO_FRAGMENT);
1576 case SCTP_I_WANT_MAPPED_V4_ADDR:
1577 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4);
1579 case SCTP_AUTO_ASCONF:
1580 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
1581 /* only valid for bound all sockets */
1582 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTO_ASCONF);
1584 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1589 case SCTP_EXPLICIT_EOR:
1590 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXPLICIT_EOR);
1593 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NODELAY);
1595 case SCTP_USE_EXT_RCVINFO:
1596 val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXT_RCVINFO);
1598 case SCTP_AUTOCLOSE:
1599 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTOCLOSE))
1600 val = TICKS_TO_SEC(inp->sctp_ep.auto_close_time);
1606 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
1607 error = ENOPROTOOPT;
1608 } /* end switch (sopt->sopt_name) */
1609 if (*optsize < sizeof(val)) {
1610 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1614 SCTP_INP_RUNLOCK(inp);
1616 /* return the option value */
1617 *(int *)optval = val;
1618 *optsize = sizeof(val);
1621 case SCTP_GET_PACKET_LOG:
1623 #ifdef SCTP_PACKET_LOGGING
1627 SCTP_CHECK_AND_CAST(target, optval, uint8_t, *optsize);
1628 ret = sctp_copy_out_packet_log(target, (int)*optsize);
1631 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
1636 case SCTP_REUSE_PORT:
1640 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) {
1641 /* Can't do this for a 1-m socket */
1645 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1646 *value = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE);
1647 *optsize = sizeof(uint32_t);
1650 case SCTP_PARTIAL_DELIVERY_POINT:
1654 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1655 *value = inp->partial_delivery_point;
1656 *optsize = sizeof(uint32_t);
1659 case SCTP_FRAGMENT_INTERLEAVE:
1663 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1664 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) {
1665 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS)) {
1666 *value = SCTP_FRAG_LEVEL_2;
1668 *value = SCTP_FRAG_LEVEL_1;
1671 *value = SCTP_FRAG_LEVEL_0;
1673 *optsize = sizeof(uint32_t);
1676 case SCTP_INTERLEAVING_SUPPORTED:
1678 struct sctp_assoc_value *av;
1680 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1681 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1684 av->assoc_value = stcb->asoc.idata_supported;
1685 SCTP_TCB_UNLOCK(stcb);
1687 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1688 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1689 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1690 SCTP_INP_RLOCK(inp);
1691 if (inp->idata_supported) {
1692 av->assoc_value = 1;
1694 av->assoc_value = 0;
1696 SCTP_INP_RUNLOCK(inp);
1698 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1703 *optsize = sizeof(struct sctp_assoc_value);
1707 case SCTP_CMT_ON_OFF:
1709 struct sctp_assoc_value *av;
1711 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1712 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1714 av->assoc_value = stcb->asoc.sctp_cmt_on_off;
1715 SCTP_TCB_UNLOCK(stcb);
1717 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1718 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1719 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1720 SCTP_INP_RLOCK(inp);
1721 av->assoc_value = inp->sctp_cmt_on_off;
1722 SCTP_INP_RUNLOCK(inp);
1724 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1729 *optsize = sizeof(struct sctp_assoc_value);
1733 case SCTP_PLUGGABLE_CC:
1735 struct sctp_assoc_value *av;
1737 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1738 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1740 av->assoc_value = stcb->asoc.congestion_control_module;
1741 SCTP_TCB_UNLOCK(stcb);
1743 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1744 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1745 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1746 SCTP_INP_RLOCK(inp);
1747 av->assoc_value = inp->sctp_ep.sctp_default_cc_module;
1748 SCTP_INP_RUNLOCK(inp);
1750 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1755 *optsize = sizeof(struct sctp_assoc_value);
1759 case SCTP_CC_OPTION:
1761 struct sctp_cc_option *cc_opt;
1763 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, *optsize);
1764 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
1768 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
1771 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 0, cc_opt);
1772 *optsize = sizeof(struct sctp_cc_option);
1774 SCTP_TCB_UNLOCK(stcb);
1778 case SCTP_PLUGGABLE_SS:
1780 struct sctp_assoc_value *av;
1782 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1783 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1785 av->assoc_value = stcb->asoc.stream_scheduling_module;
1786 SCTP_TCB_UNLOCK(stcb);
1788 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1789 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1790 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1791 SCTP_INP_RLOCK(inp);
1792 av->assoc_value = inp->sctp_ep.sctp_default_ss_module;
1793 SCTP_INP_RUNLOCK(inp);
1795 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1800 *optsize = sizeof(struct sctp_assoc_value);
1806 struct sctp_stream_value *av;
1808 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, *optsize);
1809 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1811 if ((av->stream_id >= stcb->asoc.streamoutcnt) ||
1812 (stcb->asoc.ss_functions.sctp_ss_get_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
1813 &av->stream_value) < 0)) {
1814 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1817 *optsize = sizeof(struct sctp_stream_value);
1819 SCTP_TCB_UNLOCK(stcb);
1822 * Can't get stream value without
1825 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1830 case SCTP_GET_ADDR_LEN:
1832 struct sctp_assoc_value *av;
1834 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1837 if (av->assoc_value == AF_INET) {
1838 av->assoc_value = sizeof(struct sockaddr_in);
1843 if (av->assoc_value == AF_INET6) {
1844 av->assoc_value = sizeof(struct sockaddr_in6);
1849 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1851 *optsize = sizeof(struct sctp_assoc_value);
1855 case SCTP_GET_ASSOC_NUMBER:
1857 uint32_t *value, cnt;
1859 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
1860 SCTP_INP_RLOCK(inp);
1861 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1862 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
1863 /* Can't do this for a 1-1 socket */
1865 SCTP_INP_RUNLOCK(inp);
1869 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1872 SCTP_INP_RUNLOCK(inp);
1874 *optsize = sizeof(uint32_t);
1877 case SCTP_GET_ASSOC_ID_LIST:
1879 struct sctp_assoc_ids *ids;
1883 SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize);
1884 SCTP_INP_RLOCK(inp);
1885 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1886 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
1887 /* Can't do this for a 1-1 socket */
1889 SCTP_INP_RUNLOCK(inp);
1893 limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t);
1894 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
1896 ids->gaids_assoc_id[at++] = sctp_get_associd(stcb);
1899 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1904 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1908 SCTP_INP_RUNLOCK(inp);
1910 ids->gaids_number_of_ids = at;
1911 *optsize = ((at * sizeof(sctp_assoc_t)) + sizeof(uint32_t));
1917 struct sctp_assoc_value *av;
1919 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
1920 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
1923 av->assoc_value = stcb->asoc.context;
1924 SCTP_TCB_UNLOCK(stcb);
1926 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
1927 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
1928 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
1929 SCTP_INP_RLOCK(inp);
1930 av->assoc_value = inp->sctp_context;
1931 SCTP_INP_RUNLOCK(inp);
1933 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
1938 *optsize = sizeof(struct sctp_assoc_value);
1944 uint32_t *default_vrfid;
1946 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, *optsize);
1947 *default_vrfid = inp->def_vrf_id;
1948 *optsize = sizeof(uint32_t);
1951 case SCTP_GET_ASOC_VRF:
1953 struct sctp_assoc_value *id;
1955 SCTP_CHECK_AND_CAST(id, optval, struct sctp_assoc_value, *optsize);
1956 SCTP_FIND_STCB(inp, stcb, id->assoc_id);
1959 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
1961 id->assoc_value = stcb->asoc.vrf_id;
1962 SCTP_TCB_UNLOCK(stcb);
1963 *optsize = sizeof(struct sctp_assoc_value);
1967 case SCTP_GET_VRF_IDS:
1969 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
1973 case SCTP_GET_NONCE_VALUES:
1975 struct sctp_get_nonce_values *gnv;
1977 SCTP_CHECK_AND_CAST(gnv, optval, struct sctp_get_nonce_values, *optsize);
1978 SCTP_FIND_STCB(inp, stcb, gnv->gn_assoc_id);
1981 gnv->gn_peers_tag = stcb->asoc.peer_vtag;
1982 gnv->gn_local_tag = stcb->asoc.my_vtag;
1983 SCTP_TCB_UNLOCK(stcb);
1984 *optsize = sizeof(struct sctp_get_nonce_values);
1986 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
1991 case SCTP_DELAYED_SACK:
1993 struct sctp_sack_info *sack;
1995 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, *optsize);
1996 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
1998 sack->sack_delay = stcb->asoc.delayed_ack;
1999 sack->sack_freq = stcb->asoc.sack_freq;
2000 SCTP_TCB_UNLOCK(stcb);
2002 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2003 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2004 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC)) {
2005 SCTP_INP_RLOCK(inp);
2006 sack->sack_delay = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV]);
2007 sack->sack_freq = inp->sctp_ep.sctp_sack_freq;
2008 SCTP_INP_RUNLOCK(inp);
2010 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2015 *optsize = sizeof(struct sctp_sack_info);
2019 case SCTP_GET_SNDBUF_USE:
2021 struct sctp_sockstat *ss;
2023 SCTP_CHECK_AND_CAST(ss, optval, struct sctp_sockstat, *optsize);
2024 SCTP_FIND_STCB(inp, stcb, ss->ss_assoc_id);
2027 ss->ss_total_sndbuf = stcb->asoc.total_output_queue_size;
2028 ss->ss_total_recv_buf = (stcb->asoc.size_on_reasm_queue +
2029 stcb->asoc.size_on_all_streams);
2030 SCTP_TCB_UNLOCK(stcb);
2031 *optsize = sizeof(struct sctp_sockstat);
2033 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2038 case SCTP_MAX_BURST:
2040 struct sctp_assoc_value *av;
2042 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2043 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2046 av->assoc_value = stcb->asoc.max_burst;
2047 SCTP_TCB_UNLOCK(stcb);
2049 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2050 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2051 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
2052 SCTP_INP_RLOCK(inp);
2053 av->assoc_value = inp->sctp_ep.max_burst;
2054 SCTP_INP_RUNLOCK(inp);
2056 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2061 *optsize = sizeof(struct sctp_assoc_value);
2067 struct sctp_assoc_value *av;
2070 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
2071 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
2074 av->assoc_value = sctp_get_frag_point(stcb, &stcb->asoc);
2075 SCTP_TCB_UNLOCK(stcb);
2077 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2078 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2079 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
2080 SCTP_INP_RLOCK(inp);
2081 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
2082 ovh = SCTP_MED_OVERHEAD;
2084 ovh = SCTP_MED_V4_OVERHEAD;
2086 if (inp->sctp_frag_point >= SCTP_DEFAULT_MAXSEGMENT)
2087 av->assoc_value = 0;
2089 av->assoc_value = inp->sctp_frag_point - ovh;
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);
2101 case SCTP_GET_STAT_LOG:
2102 error = sctp_fill_stat_log(optval, optsize);
2106 struct sctp_event_subscribe *events;
2108 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, *optsize);
2109 memset(events, 0, sizeof(struct sctp_event_subscribe));
2110 SCTP_INP_RLOCK(inp);
2111 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT))
2112 events->sctp_data_io_event = 1;
2114 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT))
2115 events->sctp_association_event = 1;
2117 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT))
2118 events->sctp_address_event = 1;
2120 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT))
2121 events->sctp_send_failure_event = 1;
2123 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR))
2124 events->sctp_peer_error_event = 1;
2126 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT))
2127 events->sctp_shutdown_event = 1;
2129 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT))
2130 events->sctp_partial_delivery_event = 1;
2132 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT))
2133 events->sctp_adaptation_layer_event = 1;
2135 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT))
2136 events->sctp_authentication_event = 1;
2138 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT))
2139 events->sctp_sender_dry_event = 1;
2141 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT))
2142 events->sctp_stream_reset_event = 1;
2143 SCTP_INP_RUNLOCK(inp);
2144 *optsize = sizeof(struct sctp_event_subscribe);
2147 case SCTP_ADAPTATION_LAYER:
2151 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2153 SCTP_INP_RLOCK(inp);
2154 *value = inp->sctp_ep.adaptation_layer_indicator;
2155 SCTP_INP_RUNLOCK(inp);
2156 *optsize = sizeof(uint32_t);
2159 case SCTP_SET_INITIAL_DBG_SEQ:
2163 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2164 SCTP_INP_RLOCK(inp);
2165 *value = inp->sctp_ep.initial_sequence_debug;
2166 SCTP_INP_RUNLOCK(inp);
2167 *optsize = sizeof(uint32_t);
2170 case SCTP_GET_LOCAL_ADDR_SIZE:
2174 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2175 SCTP_INP_RLOCK(inp);
2176 *value = sctp_count_max_addresses(inp);
2177 SCTP_INP_RUNLOCK(inp);
2178 *optsize = sizeof(uint32_t);
2181 case SCTP_GET_REMOTE_ADDR_SIZE:
2185 struct sctp_nets *net;
2187 SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize);
2188 /* FIXME MT: change to sctp_assoc_value? */
2189 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t)*value);
2193 /* Count the sizes */
2194 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2195 switch (net->ro._l_addr.sa.sa_family) {
2199 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2200 size += sizeof(struct sockaddr_in6);
2202 size += sizeof(struct sockaddr_in);
2205 size += sizeof(struct sockaddr_in);
2211 size += sizeof(struct sockaddr_in6);
2218 SCTP_TCB_UNLOCK(stcb);
2219 *value = (uint32_t)size;
2220 *optsize = sizeof(uint32_t);
2222 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
2227 case SCTP_GET_PEER_ADDRESSES:
2229 * Get the address information, an array is passed in to
2230 * fill up we pack it.
2234 struct sockaddr_storage *sas;
2235 struct sctp_nets *net;
2236 struct sctp_getaddresses *saddr;
2238 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2239 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2242 left = (*optsize) - sizeof(struct sctp_getaddresses);
2243 *optsize = sizeof(struct sctp_getaddresses);
2244 sas = (struct sockaddr_storage *)&saddr->addr[0];
2246 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
2247 switch (net->ro._l_addr.sa.sa_family) {
2251 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2252 cpsz = sizeof(struct sockaddr_in6);
2254 cpsz = sizeof(struct sockaddr_in);
2257 cpsz = sizeof(struct sockaddr_in);
2263 cpsz = sizeof(struct sockaddr_in6);
2274 /* not enough room. */
2277 #if defined(INET) && defined(INET6)
2278 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) &&
2279 (net->ro._l_addr.sa.sa_family == AF_INET)) {
2280 /* Must map the address */
2281 in6_sin_2_v4mapsin6(&net->ro._l_addr.sin,
2282 (struct sockaddr_in6 *)sas);
2284 memcpy(sas, &net->ro._l_addr, cpsz);
2287 memcpy(sas, &net->ro._l_addr, cpsz);
2289 ((struct sockaddr_in *)sas)->sin_port = stcb->rport;
2291 sas = (struct sockaddr_storage *)((caddr_t)sas + cpsz);
2295 SCTP_TCB_UNLOCK(stcb);
2297 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2302 case SCTP_GET_LOCAL_ADDRESSES:
2304 size_t limit, actual;
2305 struct sockaddr_storage *sas;
2306 struct sctp_getaddresses *saddr;
2308 SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize);
2309 SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id);
2311 sas = (struct sockaddr_storage *)&saddr->addr[0];
2312 limit = *optsize - sizeof(sctp_assoc_t);
2313 actual = sctp_fill_up_addresses(inp, stcb, limit, sas);
2315 SCTP_TCB_UNLOCK(stcb);
2317 *optsize = sizeof(struct sockaddr_storage) + actual;
2320 case SCTP_PEER_ADDR_PARAMS:
2322 struct sctp_paddrparams *paddrp;
2323 struct sctp_nets *net;
2324 struct sockaddr *addr;
2325 #if defined(INET) && defined(INET6)
2326 struct sockaddr_in sin_store;
2329 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize);
2330 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
2332 #if defined(INET) && defined(INET6)
2333 if (paddrp->spp_address.ss_family == AF_INET6) {
2334 struct sockaddr_in6 *sin6;
2336 sin6 = (struct sockaddr_in6 *)&paddrp->spp_address;
2337 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
2338 in6_sin6_2_sin(&sin_store, sin6);
2339 addr = (struct sockaddr *)&sin_store;
2341 addr = (struct sockaddr *)&paddrp->spp_address;
2344 addr = (struct sockaddr *)&paddrp->spp_address;
2347 addr = (struct sockaddr *)&paddrp->spp_address;
2350 net = sctp_findnet(stcb, addr);
2353 * We increment here since
2354 * sctp_findassociation_ep_addr() wil do a
2355 * decrement if it finds the stcb as long as
2356 * the locked tcb (last argument) is NOT a
2360 SCTP_INP_INCR_REF(inp);
2361 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
2363 SCTP_INP_DECR_REF(inp);
2366 if ((stcb != NULL) && (net == NULL)) {
2368 if (addr->sa_family == AF_INET) {
2369 struct sockaddr_in *sin;
2371 sin = (struct sockaddr_in *)addr;
2372 if (sin->sin_addr.s_addr != INADDR_ANY) {
2374 SCTP_TCB_UNLOCK(stcb);
2375 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2381 if (addr->sa_family == AF_INET6) {
2382 struct sockaddr_in6 *sin6;
2384 sin6 = (struct sockaddr_in6 *)addr;
2385 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
2387 SCTP_TCB_UNLOCK(stcb);
2388 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2394 error = EAFNOSUPPORT;
2395 SCTP_TCB_UNLOCK(stcb);
2396 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2402 /* Applies to the specific association */
2403 paddrp->spp_flags = 0;
2405 paddrp->spp_hbinterval = net->heart_beat_delay;
2406 paddrp->spp_pathmaxrxt = net->failure_threshold;
2407 paddrp->spp_pathmtu = net->mtu;
2408 switch (net->ro._l_addr.sa.sa_family) {
2411 paddrp->spp_pathmtu -= SCTP_MIN_V4_OVERHEAD;
2416 paddrp->spp_pathmtu -= SCTP_MIN_OVERHEAD;
2422 /* get flags for HB */
2423 if (net->dest_state & SCTP_ADDR_NOHB) {
2424 paddrp->spp_flags |= SPP_HB_DISABLE;
2426 paddrp->spp_flags |= SPP_HB_ENABLE;
2428 /* get flags for PMTU */
2429 if (net->dest_state & SCTP_ADDR_NO_PMTUD) {
2430 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2432 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2434 if (net->dscp & 0x01) {
2435 paddrp->spp_dscp = net->dscp & 0xfc;
2436 paddrp->spp_flags |= SPP_DSCP;
2439 if ((net->ro._l_addr.sa.sa_family == AF_INET6) &&
2440 (net->flowlabel & 0x80000000)) {
2441 paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff;
2442 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2447 * No destination so return default
2450 paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure;
2451 paddrp->spp_pathmtu = stcb->asoc.default_mtu;
2452 if (stcb->asoc.default_dscp & 0x01) {
2453 paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc;
2454 paddrp->spp_flags |= SPP_DSCP;
2457 if (stcb->asoc.default_flowlabel & 0x80000000) {
2458 paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff;
2459 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2462 /* default settings should be these */
2463 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2464 paddrp->spp_flags |= SPP_HB_DISABLE;
2466 paddrp->spp_flags |= SPP_HB_ENABLE;
2468 if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2469 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2471 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2473 paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay;
2475 paddrp->spp_assoc_id = sctp_get_associd(stcb);
2476 SCTP_TCB_UNLOCK(stcb);
2478 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2479 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2480 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
2481 /* Use endpoint defaults */
2482 SCTP_INP_RLOCK(inp);
2483 paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure;
2484 paddrp->spp_hbinterval = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]);
2485 paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC;
2486 /* get inp's default */
2487 if (inp->sctp_ep.default_dscp & 0x01) {
2488 paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc;
2489 paddrp->spp_flags |= SPP_DSCP;
2492 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) &&
2493 (inp->sctp_ep.default_flowlabel & 0x80000000)) {
2494 paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff;
2495 paddrp->spp_flags |= SPP_IPV6_FLOWLABEL;
2498 paddrp->spp_pathmtu = inp->sctp_ep.default_mtu;
2500 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) {
2501 paddrp->spp_flags |= SPP_HB_ENABLE;
2503 paddrp->spp_flags |= SPP_HB_DISABLE;
2505 if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) {
2506 paddrp->spp_flags |= SPP_PMTUD_ENABLE;
2508 paddrp->spp_flags |= SPP_PMTUD_DISABLE;
2510 SCTP_INP_RUNLOCK(inp);
2512 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2517 *optsize = sizeof(struct sctp_paddrparams);
2521 case SCTP_GET_PEER_ADDR_INFO:
2523 struct sctp_paddrinfo *paddri;
2524 struct sctp_nets *net;
2525 struct sockaddr *addr;
2526 #if defined(INET) && defined(INET6)
2527 struct sockaddr_in sin_store;
2530 SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize);
2531 SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id);
2533 #if defined(INET) && defined(INET6)
2534 if (paddri->spinfo_address.ss_family == AF_INET6) {
2535 struct sockaddr_in6 *sin6;
2537 sin6 = (struct sockaddr_in6 *)&paddri->spinfo_address;
2538 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
2539 in6_sin6_2_sin(&sin_store, sin6);
2540 addr = (struct sockaddr *)&sin_store;
2542 addr = (struct sockaddr *)&paddri->spinfo_address;
2545 addr = (struct sockaddr *)&paddri->spinfo_address;
2548 addr = (struct sockaddr *)&paddri->spinfo_address;
2551 net = sctp_findnet(stcb, addr);
2554 * We increment here since
2555 * sctp_findassociation_ep_addr() wil do a
2556 * decrement if it finds the stcb as long as
2557 * the locked tcb (last argument) is NOT a
2561 SCTP_INP_INCR_REF(inp);
2562 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
2564 SCTP_INP_DECR_REF(inp);
2568 if ((stcb != NULL) && (net != NULL)) {
2569 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2570 /* It's unconfirmed */
2571 paddri->spinfo_state = SCTP_UNCONFIRMED;
2572 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2574 paddri->spinfo_state = SCTP_ACTIVE;
2577 paddri->spinfo_state = SCTP_INACTIVE;
2579 paddri->spinfo_cwnd = net->cwnd;
2580 paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2581 paddri->spinfo_rto = net->RTO;
2582 paddri->spinfo_assoc_id = sctp_get_associd(stcb);
2583 paddri->spinfo_mtu = net->mtu;
2584 switch (addr->sa_family) {
2587 paddri->spinfo_mtu -= SCTP_MIN_V4_OVERHEAD;
2592 paddri->spinfo_mtu -= SCTP_MIN_OVERHEAD;
2598 SCTP_TCB_UNLOCK(stcb);
2599 *optsize = sizeof(struct sctp_paddrinfo);
2602 SCTP_TCB_UNLOCK(stcb);
2604 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
2609 case SCTP_PCB_STATUS:
2611 struct sctp_pcbinfo *spcb;
2613 SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize);
2614 sctp_fill_pcbinfo(spcb);
2615 *optsize = sizeof(struct sctp_pcbinfo);
2620 struct sctp_nets *net;
2621 struct sctp_status *sstat;
2623 SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize);
2624 SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id);
2627 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2631 sstat->sstat_state = sctp_map_assoc_state(stcb->asoc.state);
2632 sstat->sstat_assoc_id = sctp_get_associd(stcb);
2633 sstat->sstat_rwnd = stcb->asoc.peers_rwnd;
2634 sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt;
2636 * We can't include chunks that have been passed to
2637 * the socket layer. Only things in queue.
2639 sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue +
2640 stcb->asoc.cnt_on_all_streams);
2643 sstat->sstat_instrms = stcb->asoc.streamincnt;
2644 sstat->sstat_outstrms = stcb->asoc.streamoutcnt;
2645 sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc);
2646 memcpy(&sstat->sstat_primary.spinfo_address,
2647 &stcb->asoc.primary_destination->ro._l_addr,
2648 ((struct sockaddr *)(&stcb->asoc.primary_destination->ro._l_addr))->sa_len);
2649 net = stcb->asoc.primary_destination;
2650 ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport;
2652 * Again the user can get info from sctp_constants.h
2653 * for what the state of the network is.
2655 if (net->dest_state & SCTP_ADDR_UNCONFIRMED) {
2656 /* It's unconfirmed */
2657 sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED;
2658 } else if (net->dest_state & SCTP_ADDR_REACHABLE) {
2660 sstat->sstat_primary.spinfo_state = SCTP_ACTIVE;
2663 sstat->sstat_primary.spinfo_state = SCTP_INACTIVE;
2665 sstat->sstat_primary.spinfo_cwnd = net->cwnd;
2666 sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT;
2667 sstat->sstat_primary.spinfo_rto = net->RTO;
2668 sstat->sstat_primary.spinfo_mtu = net->mtu;
2669 switch (stcb->asoc.primary_destination->ro._l_addr.sa.sa_family) {
2672 sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_V4_OVERHEAD;
2677 sstat->sstat_primary.spinfo_mtu -= SCTP_MIN_OVERHEAD;
2683 sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb);
2684 SCTP_TCB_UNLOCK(stcb);
2685 *optsize = sizeof(struct sctp_status);
2690 struct sctp_rtoinfo *srto;
2692 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize);
2693 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
2696 srto->srto_initial = stcb->asoc.initial_rto;
2697 srto->srto_max = stcb->asoc.maxrto;
2698 srto->srto_min = stcb->asoc.minrto;
2699 SCTP_TCB_UNLOCK(stcb);
2701 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2702 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2703 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
2704 SCTP_INP_RLOCK(inp);
2705 srto->srto_initial = inp->sctp_ep.initial_rto;
2706 srto->srto_max = inp->sctp_ep.sctp_maxrto;
2707 srto->srto_min = inp->sctp_ep.sctp_minrto;
2708 SCTP_INP_RUNLOCK(inp);
2710 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2715 *optsize = sizeof(struct sctp_rtoinfo);
2721 struct sctp_timeouts *stimo;
2723 SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize);
2724 SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id);
2727 stimo->stimo_init = stcb->asoc.timoinit;
2728 stimo->stimo_data = stcb->asoc.timodata;
2729 stimo->stimo_sack = stcb->asoc.timosack;
2730 stimo->stimo_shutdown = stcb->asoc.timoshutdown;
2731 stimo->stimo_heartbeat = stcb->asoc.timoheartbeat;
2732 stimo->stimo_cookie = stcb->asoc.timocookie;
2733 stimo->stimo_shutdownack = stcb->asoc.timoshutdownack;
2734 SCTP_TCB_UNLOCK(stcb);
2735 *optsize = sizeof(struct sctp_timeouts);
2737 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2742 case SCTP_ASSOCINFO:
2744 struct sctp_assocparams *sasoc;
2746 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize);
2747 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
2750 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(stcb->asoc.cookie_life);
2751 sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times;
2752 sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets;
2753 sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd;
2754 sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd;
2755 SCTP_TCB_UNLOCK(stcb);
2757 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2758 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2759 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
2760 SCTP_INP_RLOCK(inp);
2761 sasoc->sasoc_cookie_life = TICKS_TO_MSEC(inp->sctp_ep.def_cookie_life);
2762 sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times;
2763 sasoc->sasoc_number_peer_destinations = 0;
2764 sasoc->sasoc_peer_rwnd = 0;
2765 sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv);
2766 SCTP_INP_RUNLOCK(inp);
2768 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2773 *optsize = sizeof(struct sctp_assocparams);
2777 case SCTP_DEFAULT_SEND_PARAM:
2779 struct sctp_sndrcvinfo *s_info;
2781 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize);
2782 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
2785 memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send));
2786 SCTP_TCB_UNLOCK(stcb);
2788 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2789 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2790 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC)) {
2791 SCTP_INP_RLOCK(inp);
2792 memcpy(s_info, &inp->def_send, sizeof(inp->def_send));
2793 SCTP_INP_RUNLOCK(inp);
2795 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2800 *optsize = sizeof(struct sctp_sndrcvinfo);
2806 struct sctp_initmsg *sinit;
2808 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize);
2809 SCTP_INP_RLOCK(inp);
2810 sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count;
2811 sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome;
2812 sinit->sinit_max_attempts = inp->sctp_ep.max_init_times;
2813 sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max;
2814 SCTP_INP_RUNLOCK(inp);
2815 *optsize = sizeof(struct sctp_initmsg);
2818 case SCTP_PRIMARY_ADDR:
2819 /* we allow a "get" operation on this */
2821 struct sctp_setprim *ssp;
2823 SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize);
2824 SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id);
2827 union sctp_sockstore *addr;
2829 addr = &stcb->asoc.primary_destination->ro._l_addr;
2830 switch (addr->sa.sa_family) {
2834 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) {
2835 in6_sin_2_v4mapsin6(&addr->sin,
2836 (struct sockaddr_in6 *)&ssp->ssp_addr);
2838 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2841 memcpy(&ssp->ssp_addr, &addr->sin, sizeof(struct sockaddr_in));
2847 memcpy(&ssp->ssp_addr, &addr->sin6, sizeof(struct sockaddr_in6));
2853 SCTP_TCB_UNLOCK(stcb);
2854 *optsize = sizeof(struct sctp_setprim);
2856 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2861 case SCTP_HMAC_IDENT:
2863 struct sctp_hmacalgo *shmac;
2864 sctp_hmaclist_t *hmaclist;
2868 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize);
2870 SCTP_INP_RLOCK(inp);
2871 hmaclist = inp->sctp_ep.local_hmacs;
2872 if (hmaclist == NULL) {
2873 /* no HMACs to return */
2874 *optsize = sizeof(*shmac);
2875 SCTP_INP_RUNLOCK(inp);
2878 /* is there room for all of the hmac ids? */
2879 size = sizeof(*shmac) + (hmaclist->num_algo *
2880 sizeof(shmac->shmac_idents[0]));
2881 if ((size_t)(*optsize) < size) {
2882 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2884 SCTP_INP_RUNLOCK(inp);
2887 /* copy in the list */
2888 shmac->shmac_number_of_idents = hmaclist->num_algo;
2889 for (i = 0; i < hmaclist->num_algo; i++) {
2890 shmac->shmac_idents[i] = hmaclist->hmac[i];
2892 SCTP_INP_RUNLOCK(inp);
2896 case SCTP_AUTH_ACTIVE_KEY:
2898 struct sctp_authkeyid *scact;
2900 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize);
2901 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
2904 /* get the active key on the assoc */
2905 scact->scact_keynumber = stcb->asoc.authinfo.active_keyid;
2906 SCTP_TCB_UNLOCK(stcb);
2908 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2909 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2910 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC)) {
2911 /* get the endpoint active key */
2912 SCTP_INP_RLOCK(inp);
2913 scact->scact_keynumber = inp->sctp_ep.default_keyid;
2914 SCTP_INP_RUNLOCK(inp);
2916 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2921 *optsize = sizeof(struct sctp_authkeyid);
2925 case SCTP_LOCAL_AUTH_CHUNKS:
2927 struct sctp_authchunks *sac;
2928 sctp_auth_chklist_t *chklist = NULL;
2931 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2932 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2935 /* get off the assoc */
2936 chklist = stcb->asoc.local_auth_chunks;
2937 /* is there enough space? */
2938 size = sctp_auth_get_chklist_size(chklist);
2939 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2941 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2943 /* copy in the chunks */
2944 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2945 sac->gauth_number_of_chunks = (uint32_t)size;
2946 *optsize = sizeof(struct sctp_authchunks) + size;
2948 SCTP_TCB_UNLOCK(stcb);
2950 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
2951 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
2952 (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC)) {
2953 /* get off the endpoint */
2954 SCTP_INP_RLOCK(inp);
2955 chklist = inp->sctp_ep.local_auth_chunks;
2956 /* is there enough space? */
2957 size = sctp_auth_get_chklist_size(chklist);
2958 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2960 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2962 /* copy in the chunks */
2963 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2964 sac->gauth_number_of_chunks = (uint32_t)size;
2965 *optsize = sizeof(struct sctp_authchunks) + size;
2967 SCTP_INP_RUNLOCK(inp);
2969 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
2975 case SCTP_PEER_AUTH_CHUNKS:
2977 struct sctp_authchunks *sac;
2978 sctp_auth_chklist_t *chklist = NULL;
2981 SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize);
2982 SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id);
2985 /* get off the assoc */
2986 chklist = stcb->asoc.peer_auth_chunks;
2987 /* is there enough space? */
2988 size = sctp_auth_get_chklist_size(chklist);
2989 if (*optsize < (sizeof(struct sctp_authchunks) + size)) {
2991 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
2993 /* copy in the chunks */
2994 (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks);
2995 sac->gauth_number_of_chunks = (uint32_t)size;
2996 *optsize = sizeof(struct sctp_authchunks) + size;
2998 SCTP_TCB_UNLOCK(stcb);
3000 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
3007 struct sctp_event *event;
3008 uint32_t event_type;
3010 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize);
3011 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
3013 switch (event->se_type) {
3014 case SCTP_ASSOC_CHANGE:
3015 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
3017 case SCTP_PEER_ADDR_CHANGE:
3018 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
3020 case SCTP_REMOTE_ERROR:
3021 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
3023 case SCTP_SEND_FAILED:
3024 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
3026 case SCTP_SHUTDOWN_EVENT:
3027 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
3029 case SCTP_ADAPTATION_INDICATION:
3030 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
3032 case SCTP_PARTIAL_DELIVERY_EVENT:
3033 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
3035 case SCTP_AUTHENTICATION_EVENT:
3036 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
3038 case SCTP_STREAM_RESET_EVENT:
3039 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
3041 case SCTP_SENDER_DRY_EVENT:
3042 event_type = SCTP_PCB_FLAGS_DRYEVNT;
3044 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
3046 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
3049 case SCTP_ASSOC_RESET_EVENT:
3050 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
3052 case SCTP_STREAM_CHANGE_EVENT:
3053 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
3055 case SCTP_SEND_FAILED_EVENT:
3056 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
3060 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3064 if (event_type > 0) {
3066 event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type);
3068 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3069 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3070 (event->se_assoc_id == SCTP_FUTURE_ASSOC)) {
3071 SCTP_INP_RLOCK(inp);
3072 event->se_on = sctp_is_feature_on(inp, event_type);
3073 SCTP_INP_RUNLOCK(inp);
3075 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3081 SCTP_TCB_UNLOCK(stcb);
3084 *optsize = sizeof(struct sctp_event);
3088 case SCTP_RECVRCVINFO:
3092 if (*optsize < sizeof(int)) {
3093 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3096 SCTP_INP_RLOCK(inp);
3097 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
3098 SCTP_INP_RUNLOCK(inp);
3101 /* return the option value */
3102 *(int *)optval = onoff;
3103 *optsize = sizeof(int);
3107 case SCTP_RECVNXTINFO:
3111 if (*optsize < sizeof(int)) {
3112 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3115 SCTP_INP_RLOCK(inp);
3116 onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
3117 SCTP_INP_RUNLOCK(inp);
3120 /* return the option value */
3121 *(int *)optval = onoff;
3122 *optsize = sizeof(int);
3126 case SCTP_DEFAULT_SNDINFO:
3128 struct sctp_sndinfo *info;
3130 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize);
3131 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
3134 info->snd_sid = stcb->asoc.def_send.sinfo_stream;
3135 info->snd_flags = stcb->asoc.def_send.sinfo_flags;
3136 info->snd_flags &= 0xfff0;
3137 info->snd_ppid = stcb->asoc.def_send.sinfo_ppid;
3138 info->snd_context = stcb->asoc.def_send.sinfo_context;
3139 SCTP_TCB_UNLOCK(stcb);
3141 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3142 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3143 (info->snd_assoc_id == SCTP_FUTURE_ASSOC)) {
3144 SCTP_INP_RLOCK(inp);
3145 info->snd_sid = inp->def_send.sinfo_stream;
3146 info->snd_flags = inp->def_send.sinfo_flags;
3147 info->snd_flags &= 0xfff0;
3148 info->snd_ppid = inp->def_send.sinfo_ppid;
3149 info->snd_context = inp->def_send.sinfo_context;
3150 SCTP_INP_RUNLOCK(inp);
3152 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3157 *optsize = sizeof(struct sctp_sndinfo);
3161 case SCTP_DEFAULT_PRINFO:
3163 struct sctp_default_prinfo *info;
3165 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize);
3166 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
3169 info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
3170 info->pr_value = stcb->asoc.def_send.sinfo_timetolive;
3171 SCTP_TCB_UNLOCK(stcb);
3173 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3174 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3175 (info->pr_assoc_id == SCTP_FUTURE_ASSOC)) {
3176 SCTP_INP_RLOCK(inp);
3177 info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
3178 info->pr_value = inp->def_send.sinfo_timetolive;
3179 SCTP_INP_RUNLOCK(inp);
3181 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3186 *optsize = sizeof(struct sctp_default_prinfo);
3190 case SCTP_PEER_ADDR_THLDS:
3192 struct sctp_paddrthlds *thlds;
3193 struct sctp_nets *net;
3194 struct sockaddr *addr;
3195 #if defined(INET) && defined(INET6)
3196 struct sockaddr_in sin_store;
3199 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize);
3200 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
3202 #if defined(INET) && defined(INET6)
3203 if (thlds->spt_address.ss_family == AF_INET6) {
3204 struct sockaddr_in6 *sin6;
3206 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
3207 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3208 in6_sin6_2_sin(&sin_store, sin6);
3209 addr = (struct sockaddr *)&sin_store;
3211 addr = (struct sockaddr *)&thlds->spt_address;
3214 addr = (struct sockaddr *)&thlds->spt_address;
3217 addr = (struct sockaddr *)&thlds->spt_address;
3220 net = sctp_findnet(stcb, addr);
3223 * We increment here since
3224 * sctp_findassociation_ep_addr() wil do a
3225 * decrement if it finds the stcb as long as
3226 * the locked tcb (last argument) is NOT a
3230 SCTP_INP_INCR_REF(inp);
3231 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3233 SCTP_INP_DECR_REF(inp);
3236 if ((stcb != NULL) && (net == NULL)) {
3238 if (addr->sa_family == AF_INET) {
3239 struct sockaddr_in *sin;
3241 sin = (struct sockaddr_in *)addr;
3242 if (sin->sin_addr.s_addr != INADDR_ANY) {
3244 SCTP_TCB_UNLOCK(stcb);
3245 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3251 if (addr->sa_family == AF_INET6) {
3252 struct sockaddr_in6 *sin6;
3254 sin6 = (struct sockaddr_in6 *)addr;
3255 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3257 SCTP_TCB_UNLOCK(stcb);
3258 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3264 error = EAFNOSUPPORT;
3265 SCTP_TCB_UNLOCK(stcb);
3266 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3273 thlds->spt_pathmaxrxt = net->failure_threshold;
3274 thlds->spt_pathpfthld = net->pf_threshold;
3275 thlds->spt_pathcpthld = 0xffff;
3277 thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure;
3278 thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold;
3279 thlds->spt_pathcpthld = 0xffff;
3281 thlds->spt_assoc_id = sctp_get_associd(stcb);
3282 SCTP_TCB_UNLOCK(stcb);
3284 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3285 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3286 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
3287 /* Use endpoint defaults */
3288 SCTP_INP_RLOCK(inp);
3289 thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure;
3290 thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold;
3291 thlds->spt_pathcpthld = 0xffff;
3292 SCTP_INP_RUNLOCK(inp);
3294 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3299 *optsize = sizeof(struct sctp_paddrthlds);
3303 case SCTP_REMOTE_UDP_ENCAPS_PORT:
3305 struct sctp_udpencaps *encaps;
3306 struct sctp_nets *net;
3307 struct sockaddr *addr;
3308 #if defined(INET) && defined(INET6)
3309 struct sockaddr_in sin_store;
3312 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize);
3313 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
3315 #if defined(INET) && defined(INET6)
3316 if (encaps->sue_address.ss_family == AF_INET6) {
3317 struct sockaddr_in6 *sin6;
3319 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
3320 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
3321 in6_sin6_2_sin(&sin_store, sin6);
3322 addr = (struct sockaddr *)&sin_store;
3324 addr = (struct sockaddr *)&encaps->sue_address;
3327 addr = (struct sockaddr *)&encaps->sue_address;
3330 addr = (struct sockaddr *)&encaps->sue_address;
3333 net = sctp_findnet(stcb, addr);
3336 * We increment here since
3337 * sctp_findassociation_ep_addr() wil do a
3338 * decrement if it finds the stcb as long as
3339 * the locked tcb (last argument) is NOT a
3343 SCTP_INP_INCR_REF(inp);
3344 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
3346 SCTP_INP_DECR_REF(inp);
3349 if ((stcb != NULL) && (net == NULL)) {
3351 if (addr->sa_family == AF_INET) {
3352 struct sockaddr_in *sin;
3354 sin = (struct sockaddr_in *)addr;
3355 if (sin->sin_addr.s_addr != INADDR_ANY) {
3357 SCTP_TCB_UNLOCK(stcb);
3358 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3364 if (addr->sa_family == AF_INET6) {
3365 struct sockaddr_in6 *sin6;
3367 sin6 = (struct sockaddr_in6 *)addr;
3368 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
3370 SCTP_TCB_UNLOCK(stcb);
3371 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3377 error = EAFNOSUPPORT;
3378 SCTP_TCB_UNLOCK(stcb);
3379 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
3386 encaps->sue_port = net->port;
3388 encaps->sue_port = stcb->asoc.port;
3390 SCTP_TCB_UNLOCK(stcb);
3392 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3393 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3394 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
3395 SCTP_INP_RLOCK(inp);
3396 encaps->sue_port = inp->sctp_ep.port;
3397 SCTP_INP_RUNLOCK(inp);
3399 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3404 *optsize = sizeof(struct sctp_udpencaps);
3408 case SCTP_ECN_SUPPORTED:
3410 struct sctp_assoc_value *av;
3412 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3413 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3416 av->assoc_value = stcb->asoc.ecn_supported;
3417 SCTP_TCB_UNLOCK(stcb);
3419 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3420 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3421 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3422 SCTP_INP_RLOCK(inp);
3423 av->assoc_value = inp->ecn_supported;
3424 SCTP_INP_RUNLOCK(inp);
3426 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3431 *optsize = sizeof(struct sctp_assoc_value);
3435 case SCTP_PR_SUPPORTED:
3437 struct sctp_assoc_value *av;
3439 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3440 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3443 av->assoc_value = stcb->asoc.prsctp_supported;
3444 SCTP_TCB_UNLOCK(stcb);
3446 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3447 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3448 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3449 SCTP_INP_RLOCK(inp);
3450 av->assoc_value = inp->prsctp_supported;
3451 SCTP_INP_RUNLOCK(inp);
3453 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3458 *optsize = sizeof(struct sctp_assoc_value);
3462 case SCTP_AUTH_SUPPORTED:
3464 struct sctp_assoc_value *av;
3466 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3467 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3470 av->assoc_value = stcb->asoc.auth_supported;
3471 SCTP_TCB_UNLOCK(stcb);
3473 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3474 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3475 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3476 SCTP_INP_RLOCK(inp);
3477 av->assoc_value = inp->auth_supported;
3478 SCTP_INP_RUNLOCK(inp);
3480 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3485 *optsize = sizeof(struct sctp_assoc_value);
3489 case SCTP_ASCONF_SUPPORTED:
3491 struct sctp_assoc_value *av;
3493 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3494 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3497 av->assoc_value = stcb->asoc.asconf_supported;
3498 SCTP_TCB_UNLOCK(stcb);
3500 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3501 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3502 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3503 SCTP_INP_RLOCK(inp);
3504 av->assoc_value = inp->asconf_supported;
3505 SCTP_INP_RUNLOCK(inp);
3507 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3512 *optsize = sizeof(struct sctp_assoc_value);
3516 case SCTP_RECONFIG_SUPPORTED:
3518 struct sctp_assoc_value *av;
3520 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3521 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3524 av->assoc_value = stcb->asoc.reconfig_supported;
3525 SCTP_TCB_UNLOCK(stcb);
3527 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3528 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3529 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3530 SCTP_INP_RLOCK(inp);
3531 av->assoc_value = inp->reconfig_supported;
3532 SCTP_INP_RUNLOCK(inp);
3534 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3539 *optsize = sizeof(struct sctp_assoc_value);
3543 case SCTP_NRSACK_SUPPORTED:
3545 struct sctp_assoc_value *av;
3547 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3548 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3551 av->assoc_value = stcb->asoc.nrsack_supported;
3552 SCTP_TCB_UNLOCK(stcb);
3554 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3555 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3556 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3557 SCTP_INP_RLOCK(inp);
3558 av->assoc_value = inp->nrsack_supported;
3559 SCTP_INP_RUNLOCK(inp);
3561 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3566 *optsize = sizeof(struct sctp_assoc_value);
3570 case SCTP_PKTDROP_SUPPORTED:
3572 struct sctp_assoc_value *av;
3574 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3575 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3578 av->assoc_value = stcb->asoc.pktdrop_supported;
3579 SCTP_TCB_UNLOCK(stcb);
3581 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3582 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3583 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3584 SCTP_INP_RLOCK(inp);
3585 av->assoc_value = inp->pktdrop_supported;
3586 SCTP_INP_RUNLOCK(inp);
3588 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3593 *optsize = sizeof(struct sctp_assoc_value);
3597 case SCTP_ENABLE_STREAM_RESET:
3599 struct sctp_assoc_value *av;
3601 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize);
3602 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3605 av->assoc_value = (uint32_t)stcb->asoc.local_strreset_support;
3606 SCTP_TCB_UNLOCK(stcb);
3608 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3609 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3610 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3611 SCTP_INP_RLOCK(inp);
3612 av->assoc_value = (uint32_t)inp->local_strreset_support;
3613 SCTP_INP_RUNLOCK(inp);
3615 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3620 *optsize = sizeof(struct sctp_assoc_value);
3624 case SCTP_PR_STREAM_STATUS:
3626 struct sctp_prstatus *sprstat;
3630 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3631 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3633 sid = sprstat->sprstat_sid;
3634 policy = sprstat->sprstat_policy;
3635 #if defined(SCTP_DETAILED_STR_STATS)
3636 if ((stcb != NULL) &&
3637 (sid < stcb->asoc.streamoutcnt) &&
3638 (policy != SCTP_PR_SCTP_NONE) &&
3639 ((policy <= SCTP_PR_SCTP_MAX) ||
3640 (policy == SCTP_PR_SCTP_ALL))) {
3641 if (policy == SCTP_PR_SCTP_ALL) {
3642 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3643 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3645 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[policy];
3646 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[policy];
3649 if ((stcb != NULL) &&
3650 (sid < stcb->asoc.streamoutcnt) &&
3651 (policy == SCTP_PR_SCTP_ALL)) {
3652 sprstat->sprstat_abandoned_unsent = stcb->asoc.strmout[sid].abandoned_unsent[0];
3653 sprstat->sprstat_abandoned_sent = stcb->asoc.strmout[sid].abandoned_sent[0];
3656 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3660 SCTP_TCB_UNLOCK(stcb);
3663 *optsize = sizeof(struct sctp_prstatus);
3667 case SCTP_PR_ASSOC_STATUS:
3669 struct sctp_prstatus *sprstat;
3672 SCTP_CHECK_AND_CAST(sprstat, optval, struct sctp_prstatus, *optsize);
3673 SCTP_FIND_STCB(inp, stcb, sprstat->sprstat_assoc_id);
3675 policy = sprstat->sprstat_policy;
3676 if ((stcb != NULL) &&
3677 (policy != SCTP_PR_SCTP_NONE) &&
3678 ((policy <= SCTP_PR_SCTP_MAX) ||
3679 (policy == SCTP_PR_SCTP_ALL))) {
3680 if (policy == SCTP_PR_SCTP_ALL) {
3681 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[0];
3682 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[0];
3684 sprstat->sprstat_abandoned_unsent = stcb->asoc.abandoned_unsent[policy];
3685 sprstat->sprstat_abandoned_sent = stcb->asoc.abandoned_sent[policy];
3688 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3692 SCTP_TCB_UNLOCK(stcb);
3695 *optsize = sizeof(struct sctp_prstatus);
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_INTERLEAVING_SUPPORTED:
3891 struct sctp_assoc_value *av;
3893 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3894 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3897 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3899 SCTP_TCB_UNLOCK(stcb);
3901 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3902 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3903 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
3904 SCTP_INP_WLOCK(inp);
3905 if (av->assoc_value == 0) {
3906 inp->idata_supported = 0;
3908 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) &&
3909 (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS))) {
3910 inp->idata_supported = 1;
3918 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3922 SCTP_INP_WUNLOCK(inp);
3924 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3930 case SCTP_CMT_ON_OFF:
3931 if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) {
3932 struct sctp_assoc_value *av;
3934 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3935 if (av->assoc_value > SCTP_CMT_MAX) {
3936 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3940 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3942 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3943 SCTP_TCB_UNLOCK(stcb);
3945 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3946 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3947 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3948 (av->assoc_id == SCTP_ALL_ASSOC)) {
3949 SCTP_INP_WLOCK(inp);
3950 inp->sctp_cmt_on_off = av->assoc_value;
3951 SCTP_INP_WUNLOCK(inp);
3953 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
3954 (av->assoc_id == SCTP_ALL_ASSOC)) {
3955 SCTP_INP_RLOCK(inp);
3956 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
3957 SCTP_TCB_LOCK(stcb);
3958 stcb->asoc.sctp_cmt_on_off = av->assoc_value;
3959 SCTP_TCB_UNLOCK(stcb);
3961 SCTP_INP_RUNLOCK(inp);
3965 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
3966 error = ENOPROTOOPT;
3969 case SCTP_PLUGGABLE_CC:
3971 struct sctp_assoc_value *av;
3972 struct sctp_nets *net;
3974 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
3975 if ((av->assoc_value != SCTP_CC_RFC2581) &&
3976 (av->assoc_value != SCTP_CC_HSTCP) &&
3977 (av->assoc_value != SCTP_CC_HTCP) &&
3978 (av->assoc_value != SCTP_CC_RTCC)) {
3979 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
3983 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
3985 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
3986 stcb->asoc.congestion_control_module = av->assoc_value;
3987 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
3988 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
3989 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
3992 SCTP_TCB_UNLOCK(stcb);
3994 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
3995 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
3996 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
3997 (av->assoc_id == SCTP_ALL_ASSOC)) {
3998 SCTP_INP_WLOCK(inp);
3999 inp->sctp_ep.sctp_default_cc_module = av->assoc_value;
4000 SCTP_INP_WUNLOCK(inp);
4002 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4003 (av->assoc_id == SCTP_ALL_ASSOC)) {
4004 SCTP_INP_RLOCK(inp);
4005 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4006 SCTP_TCB_LOCK(stcb);
4007 stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value];
4008 stcb->asoc.congestion_control_module = av->assoc_value;
4009 if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) {
4010 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
4011 stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net);
4014 SCTP_TCB_UNLOCK(stcb);
4016 SCTP_INP_RUNLOCK(inp);
4021 case SCTP_CC_OPTION:
4023 struct sctp_cc_option *cc_opt;
4025 SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize);
4026 SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id);
4028 if (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC) {
4029 SCTP_INP_RLOCK(inp);
4030 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4031 SCTP_TCB_LOCK(stcb);
4032 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) {
4033 (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt);
4035 SCTP_TCB_UNLOCK(stcb);
4037 SCTP_INP_RUNLOCK(inp);
4042 if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) {
4045 error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1,
4048 SCTP_TCB_UNLOCK(stcb);
4052 case SCTP_PLUGGABLE_SS:
4054 struct sctp_assoc_value *av;
4056 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4057 if ((av->assoc_value != SCTP_SS_DEFAULT) &&
4058 (av->assoc_value != SCTP_SS_ROUND_ROBIN) &&
4059 (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) &&
4060 (av->assoc_value != SCTP_SS_PRIORITY) &&
4061 (av->assoc_value != SCTP_SS_FAIR_BANDWITH) &&
4062 (av->assoc_value != SCTP_SS_FIRST_COME)) {
4063 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4067 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4069 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4070 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4071 stcb->asoc.stream_scheduling_module = av->assoc_value;
4072 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4073 SCTP_TCB_UNLOCK(stcb);
4075 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4076 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4077 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4078 (av->assoc_id == SCTP_ALL_ASSOC)) {
4079 SCTP_INP_WLOCK(inp);
4080 inp->sctp_ep.sctp_default_ss_module = av->assoc_value;
4081 SCTP_INP_WUNLOCK(inp);
4083 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4084 (av->assoc_id == SCTP_ALL_ASSOC)) {
4085 SCTP_INP_RLOCK(inp);
4086 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4087 SCTP_TCB_LOCK(stcb);
4088 stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1);
4089 stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value];
4090 stcb->asoc.stream_scheduling_module = av->assoc_value;
4091 stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1);
4092 SCTP_TCB_UNLOCK(stcb);
4094 SCTP_INP_RUNLOCK(inp);
4101 struct sctp_stream_value *av;
4103 SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize);
4104 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4106 if ((av->stream_id >= stcb->asoc.streamoutcnt) ||
4107 (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id],
4108 av->stream_value) < 0)) {
4109 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4112 SCTP_TCB_UNLOCK(stcb);
4114 if (av->assoc_id == SCTP_CURRENT_ASSOC) {
4115 SCTP_INP_RLOCK(inp);
4116 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4117 SCTP_TCB_LOCK(stcb);
4118 if (av->stream_id < stcb->asoc.streamoutcnt) {
4119 stcb->asoc.ss_functions.sctp_ss_set_value(stcb,
4121 &stcb->asoc.strmout[av->stream_id],
4124 SCTP_TCB_UNLOCK(stcb);
4126 SCTP_INP_RUNLOCK(inp);
4129 * Can't set stream value without
4132 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4138 case SCTP_CLR_STAT_LOG:
4139 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4144 struct sctp_assoc_value *av;
4146 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4147 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4150 stcb->asoc.context = av->assoc_value;
4151 SCTP_TCB_UNLOCK(stcb);
4153 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4154 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4155 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4156 (av->assoc_id == SCTP_ALL_ASSOC)) {
4157 SCTP_INP_WLOCK(inp);
4158 inp->sctp_context = av->assoc_value;
4159 SCTP_INP_WUNLOCK(inp);
4161 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4162 (av->assoc_id == SCTP_ALL_ASSOC)) {
4163 SCTP_INP_RLOCK(inp);
4164 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4165 SCTP_TCB_LOCK(stcb);
4166 stcb->asoc.context = av->assoc_value;
4167 SCTP_TCB_UNLOCK(stcb);
4169 SCTP_INP_RUNLOCK(inp);
4176 uint32_t *default_vrfid;
4178 SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize);
4179 if (*default_vrfid > SCTP_MAX_VRF_ID) {
4180 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4184 inp->def_vrf_id = *default_vrfid;
4187 case SCTP_DEL_VRF_ID:
4189 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4193 case SCTP_ADD_VRF_ID:
4195 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4199 case SCTP_DELAYED_SACK:
4201 struct sctp_sack_info *sack;
4203 SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize);
4204 SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id);
4205 if (sack->sack_delay) {
4206 if (sack->sack_delay > SCTP_MAX_SACK_DELAY)
4207 sack->sack_delay = SCTP_MAX_SACK_DELAY;
4208 if (MSEC_TO_TICKS(sack->sack_delay) < 1) {
4209 sack->sack_delay = TICKS_TO_MSEC(1);
4213 if (sack->sack_delay) {
4214 stcb->asoc.delayed_ack = sack->sack_delay;
4216 if (sack->sack_freq) {
4217 stcb->asoc.sack_freq = sack->sack_freq;
4219 SCTP_TCB_UNLOCK(stcb);
4221 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4222 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4223 (sack->sack_assoc_id == SCTP_FUTURE_ASSOC) ||
4224 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
4225 SCTP_INP_WLOCK(inp);
4226 if (sack->sack_delay) {
4227 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = MSEC_TO_TICKS(sack->sack_delay);
4229 if (sack->sack_freq) {
4230 inp->sctp_ep.sctp_sack_freq = sack->sack_freq;
4232 SCTP_INP_WUNLOCK(inp);
4234 if ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) ||
4235 (sack->sack_assoc_id == SCTP_ALL_ASSOC)) {
4236 SCTP_INP_RLOCK(inp);
4237 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4238 SCTP_TCB_LOCK(stcb);
4239 if (sack->sack_delay) {
4240 stcb->asoc.delayed_ack = sack->sack_delay;
4242 if (sack->sack_freq) {
4243 stcb->asoc.sack_freq = sack->sack_freq;
4245 SCTP_TCB_UNLOCK(stcb);
4247 SCTP_INP_RUNLOCK(inp);
4252 case SCTP_AUTH_CHUNK:
4254 struct sctp_authchunk *sauth;
4256 SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize);
4258 SCTP_INP_WLOCK(inp);
4259 if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) {
4260 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4263 inp->auth_supported = 1;
4265 SCTP_INP_WUNLOCK(inp);
4270 struct sctp_authkey *sca;
4271 struct sctp_keyhead *shared_keys;
4272 sctp_sharedkey_t *shared_key;
4273 sctp_key_t *key = NULL;
4276 SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize);
4277 if (sca->sca_keylength == 0) {
4278 size = optsize - sizeof(struct sctp_authkey);
4280 if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) {
4281 size = sca->sca_keylength;
4283 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4288 SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id);
4291 shared_keys = &stcb->asoc.shared_keys;
4292 /* clear the cached keys for this key id */
4293 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4295 * create the new shared key and
4299 key = sctp_set_key(sca->sca_key, (uint32_t)size);
4301 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4303 SCTP_TCB_UNLOCK(stcb);
4307 shared_key = sctp_alloc_sharedkey();
4308 if (shared_key == NULL) {
4310 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4312 SCTP_TCB_UNLOCK(stcb);
4315 shared_key->key = key;
4316 shared_key->keyid = sca->sca_keynumber;
4317 error = sctp_insert_sharedkey(shared_keys, shared_key);
4318 SCTP_TCB_UNLOCK(stcb);
4320 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4321 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4322 (sca->sca_assoc_id == SCTP_FUTURE_ASSOC) ||
4323 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
4324 SCTP_INP_WLOCK(inp);
4325 shared_keys = &inp->sctp_ep.shared_keys;
4327 * clear the cached keys on all
4328 * assocs for this key id
4330 sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber);
4332 * create the new shared key and
4336 key = sctp_set_key(sca->sca_key, (uint32_t)size);
4338 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4340 SCTP_INP_WUNLOCK(inp);
4344 shared_key = sctp_alloc_sharedkey();
4345 if (shared_key == NULL) {
4347 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4349 SCTP_INP_WUNLOCK(inp);
4352 shared_key->key = key;
4353 shared_key->keyid = sca->sca_keynumber;
4354 error = sctp_insert_sharedkey(shared_keys, shared_key);
4355 SCTP_INP_WUNLOCK(inp);
4357 if ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) ||
4358 (sca->sca_assoc_id == SCTP_ALL_ASSOC)) {
4359 SCTP_INP_RLOCK(inp);
4360 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4361 SCTP_TCB_LOCK(stcb);
4362 shared_keys = &stcb->asoc.shared_keys;
4364 * clear the cached keys for
4367 sctp_clear_cachedkeys(stcb, sca->sca_keynumber);
4369 * create the new shared key
4370 * and insert/replace it
4373 key = sctp_set_key(sca->sca_key, (uint32_t)size);
4375 SCTP_TCB_UNLOCK(stcb);
4379 shared_key = sctp_alloc_sharedkey();
4380 if (shared_key == NULL) {
4382 SCTP_TCB_UNLOCK(stcb);
4385 shared_key->key = key;
4386 shared_key->keyid = sca->sca_keynumber;
4387 error = sctp_insert_sharedkey(shared_keys, shared_key);
4388 SCTP_TCB_UNLOCK(stcb);
4390 SCTP_INP_RUNLOCK(inp);
4395 case SCTP_HMAC_IDENT:
4397 struct sctp_hmacalgo *shmac;
4398 sctp_hmaclist_t *hmaclist;
4402 SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize);
4403 if ((optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) ||
4404 (shmac->shmac_number_of_idents > 0xffff)) {
4405 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4410 hmaclist = sctp_alloc_hmaclist((uint16_t)shmac->shmac_number_of_idents);
4411 if (hmaclist == NULL) {
4412 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4416 for (i = 0; i < shmac->shmac_number_of_idents; i++) {
4417 hmacid = shmac->shmac_idents[i];
4418 if (sctp_auth_add_hmacid(hmaclist, hmacid)) {
4419 /* invalid HMACs were found */ ;
4420 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4422 sctp_free_hmaclist(hmaclist);
4423 goto sctp_set_hmac_done;
4426 for (i = 0; i < hmaclist->num_algo; i++) {
4427 if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) {
4428 /* already in list */
4432 if (i == hmaclist->num_algo) {
4433 /* not found in list */
4434 sctp_free_hmaclist(hmaclist);
4435 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4439 /* set it on the endpoint */
4440 SCTP_INP_WLOCK(inp);
4441 if (inp->sctp_ep.local_hmacs)
4442 sctp_free_hmaclist(inp->sctp_ep.local_hmacs);
4443 inp->sctp_ep.local_hmacs = hmaclist;
4444 SCTP_INP_WUNLOCK(inp);
4448 case SCTP_AUTH_ACTIVE_KEY:
4450 struct sctp_authkeyid *scact;
4452 SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, optsize);
4453 SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id);
4455 /* set the active key on the right place */
4457 /* set the active key on the assoc */
4458 if (sctp_auth_setactivekey(stcb,
4459 scact->scact_keynumber)) {
4460 SCTP_LTRACE_ERR_RET(inp, NULL, NULL,
4461 SCTP_FROM_SCTP_USRREQ,
4465 SCTP_TCB_UNLOCK(stcb);
4467 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4468 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4469 (scact->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4470 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4471 SCTP_INP_WLOCK(inp);
4472 if (sctp_auth_setactivekey_ep(inp, scact->scact_keynumber)) {
4473 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4476 SCTP_INP_WUNLOCK(inp);
4478 if ((scact->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4479 (scact->scact_assoc_id == SCTP_ALL_ASSOC)) {
4480 SCTP_INP_RLOCK(inp);
4481 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4482 SCTP_TCB_LOCK(stcb);
4483 sctp_auth_setactivekey(stcb, scact->scact_keynumber);
4484 SCTP_TCB_UNLOCK(stcb);
4486 SCTP_INP_RUNLOCK(inp);
4491 case SCTP_AUTH_DELETE_KEY:
4493 struct sctp_authkeyid *scdel;
4495 SCTP_CHECK_AND_CAST(scdel, optval, struct sctp_authkeyid, optsize);
4496 SCTP_FIND_STCB(inp, stcb, scdel->scact_assoc_id);
4498 /* delete the key from the right place */
4500 if (sctp_delete_sharedkey(stcb, scdel->scact_keynumber)) {
4501 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4504 SCTP_TCB_UNLOCK(stcb);
4506 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4507 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4508 (scdel->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4509 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4510 SCTP_INP_WLOCK(inp);
4511 if (sctp_delete_sharedkey_ep(inp, scdel->scact_keynumber)) {
4512 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4515 SCTP_INP_WUNLOCK(inp);
4517 if ((scdel->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4518 (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) {
4519 SCTP_INP_RLOCK(inp);
4520 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4521 SCTP_TCB_LOCK(stcb);
4522 sctp_delete_sharedkey(stcb, scdel->scact_keynumber);
4523 SCTP_TCB_UNLOCK(stcb);
4525 SCTP_INP_RUNLOCK(inp);
4530 case SCTP_AUTH_DEACTIVATE_KEY:
4532 struct sctp_authkeyid *keyid;
4534 SCTP_CHECK_AND_CAST(keyid, optval, struct sctp_authkeyid, optsize);
4535 SCTP_FIND_STCB(inp, stcb, keyid->scact_assoc_id);
4537 /* deactivate the key from the right place */
4539 if (sctp_deact_sharedkey(stcb, keyid->scact_keynumber)) {
4540 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4543 SCTP_TCB_UNLOCK(stcb);
4545 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4546 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4547 (keyid->scact_assoc_id == SCTP_FUTURE_ASSOC) ||
4548 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4549 SCTP_INP_WLOCK(inp);
4550 if (sctp_deact_sharedkey_ep(inp, keyid->scact_keynumber)) {
4551 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4554 SCTP_INP_WUNLOCK(inp);
4556 if ((keyid->scact_assoc_id == SCTP_CURRENT_ASSOC) ||
4557 (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) {
4558 SCTP_INP_RLOCK(inp);
4559 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4560 SCTP_TCB_LOCK(stcb);
4561 sctp_deact_sharedkey(stcb, keyid->scact_keynumber);
4562 SCTP_TCB_UNLOCK(stcb);
4564 SCTP_INP_RUNLOCK(inp);
4569 case SCTP_ENABLE_STREAM_RESET:
4571 struct sctp_assoc_value *av;
4573 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4574 if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) {
4575 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4579 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4581 stcb->asoc.local_strreset_support = (uint8_t)av->assoc_value;
4582 SCTP_TCB_UNLOCK(stcb);
4584 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4585 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4586 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4587 (av->assoc_id == SCTP_ALL_ASSOC)) {
4588 SCTP_INP_WLOCK(inp);
4589 inp->local_strreset_support = (uint8_t)av->assoc_value;
4590 SCTP_INP_WUNLOCK(inp);
4592 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4593 (av->assoc_id == SCTP_ALL_ASSOC)) {
4594 SCTP_INP_RLOCK(inp);
4595 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4596 SCTP_TCB_LOCK(stcb);
4597 stcb->asoc.local_strreset_support = (uint8_t)av->assoc_value;
4598 SCTP_TCB_UNLOCK(stcb);
4600 SCTP_INP_RUNLOCK(inp);
4606 case SCTP_RESET_STREAMS:
4608 struct sctp_reset_streams *strrst;
4609 int i, send_out = 0;
4612 SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize);
4613 SCTP_FIND_STCB(inp, stcb, strrst->srs_assoc_id);
4615 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4619 if (stcb->asoc.reconfig_supported == 0) {
4621 * Peer does not support the chunk type.
4623 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4625 SCTP_TCB_UNLOCK(stcb);
4628 if (sizeof(struct sctp_reset_streams) +
4629 strrst->srs_number_streams * sizeof(uint16_t) > optsize) {
4631 SCTP_TCB_UNLOCK(stcb);
4634 if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) {
4636 if (stcb->asoc.stream_reset_outstanding) {
4637 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4639 SCTP_TCB_UNLOCK(stcb);
4643 if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) {
4646 if ((strrst->srs_number_streams > SCTP_MAX_STREAMS_AT_ONCE_RESET) && send_in) {
4647 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM);
4649 SCTP_TCB_UNLOCK(stcb);
4652 if ((send_in == 0) && (send_out == 0)) {
4653 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4655 SCTP_TCB_UNLOCK(stcb);
4658 for (i = 0; i < strrst->srs_number_streams; i++) {
4660 (strrst->srs_stream_list[i] > stcb->asoc.streamincnt)) {
4661 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4666 (strrst->srs_stream_list[i] > stcb->asoc.streamoutcnt)) {
4667 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4673 SCTP_TCB_UNLOCK(stcb);
4680 if (strrst->srs_number_streams) {
4681 for (i = 0, cnt = 0; i < strrst->srs_number_streams; i++) {
4682 strm = strrst->srs_stream_list[i];
4683 if (stcb->asoc.strmout[strm].state == SCTP_STREAM_OPEN) {
4684 stcb->asoc.strmout[strm].state = SCTP_STREAM_RESET_PENDING;
4690 for (i = 0, cnt = 0; i < stcb->asoc.streamoutcnt; i++) {
4691 if (stcb->asoc.strmout[i].state == SCTP_STREAM_OPEN) {
4692 stcb->asoc.strmout[i].state = SCTP_STREAM_RESET_PENDING;
4699 error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams,
4700 strrst->srs_stream_list,
4701 send_in, 0, 0, 0, 0, 0);
4703 error = sctp_send_stream_reset_out_if_possible(stcb, SCTP_SO_LOCKED);
4706 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4709 * For outgoing streams don't report any
4710 * problems in sending the request to the
4711 * application. XXX: Double check resetting
4716 SCTP_TCB_UNLOCK(stcb);
4719 case SCTP_ADD_STREAMS:
4721 struct sctp_add_streams *stradd;
4722 uint8_t addstream = 0;
4723 uint16_t add_o_strmcnt = 0;
4724 uint16_t add_i_strmcnt = 0;
4726 SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize);
4727 SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id);
4729 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4733 if (stcb->asoc.reconfig_supported == 0) {
4735 * Peer does not support the chunk type.
4737 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4739 SCTP_TCB_UNLOCK(stcb);
4742 if (stcb->asoc.stream_reset_outstanding) {
4743 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4745 SCTP_TCB_UNLOCK(stcb);
4748 if ((stradd->sas_outstrms == 0) &&
4749 (stradd->sas_instrms == 0)) {
4753 if (stradd->sas_outstrms) {
4755 /* We allocate here */
4756 add_o_strmcnt = stradd->sas_outstrms;
4757 if ((((int)add_o_strmcnt) + ((int)stcb->asoc.streamoutcnt)) > 0x0000ffff) {
4758 /* You can't have more than 64k */
4763 if (stradd->sas_instrms) {
4768 * We allocate inside
4769 * sctp_send_str_reset_req()
4771 add_i_strmcnt = stradd->sas_instrms;
4772 cnt = add_i_strmcnt;
4773 cnt += stcb->asoc.streamincnt;
4774 if (cnt > 0x0000ffff) {
4775 /* You can't have more than 64k */
4779 if (cnt > (int)stcb->asoc.max_inbound_streams) {
4780 /* More than you are allowed */
4785 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0);
4786 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4788 SCTP_TCB_UNLOCK(stcb);
4791 case SCTP_RESET_ASSOC:
4796 SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize);
4797 SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t)*value);
4799 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4803 if (stcb->asoc.reconfig_supported == 0) {
4805 * Peer does not support the chunk type.
4807 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
4809 SCTP_TCB_UNLOCK(stcb);
4812 if (stcb->asoc.stream_reset_outstanding) {
4813 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4815 SCTP_TCB_UNLOCK(stcb);
4819 * Is there any data pending in the send or sent
4822 if (!TAILQ_EMPTY(&stcb->asoc.send_queue) ||
4823 !TAILQ_EMPTY(&stcb->asoc.sent_queue)) {
4826 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
4827 SCTP_TCB_UNLOCK(stcb);
4830 /* Do any streams have data queued? */
4831 for (i = 0; i < stcb->asoc.streamoutcnt; i++) {
4832 if (!TAILQ_EMPTY(&stcb->asoc.strmout[i].outqueue)) {
4836 error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 1, 0, 0, 0, 0);
4837 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED);
4838 SCTP_TCB_UNLOCK(stcb);
4841 case SCTP_CONNECT_X:
4842 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4843 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4847 error = sctp_do_connect_x(so, inp, optval, optsize, p, 0);
4849 case SCTP_CONNECT_X_DELAYED:
4850 if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) {
4851 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4855 error = sctp_do_connect_x(so, inp, optval, optsize, p, 1);
4857 case SCTP_CONNECT_X_COMPLETE:
4859 struct sockaddr *sa;
4861 /* FIXME MT: check correct? */
4862 SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize);
4865 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
4866 SCTP_INP_RLOCK(inp);
4867 stcb = LIST_FIRST(&inp->sctp_asoc_list);
4869 SCTP_TCB_LOCK(stcb);
4871 SCTP_INP_RUNLOCK(inp);
4874 * We increment here since
4875 * sctp_findassociation_ep_addr() wil do a
4876 * decrement if it finds the stcb as long as
4877 * the locked tcb (last argument) is NOT a
4880 SCTP_INP_INCR_REF(inp);
4881 stcb = sctp_findassociation_ep_addr(&inp, sa, NULL, NULL, NULL);
4883 SCTP_INP_DECR_REF(inp);
4888 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
4892 if (stcb->asoc.delayed_connection == 1) {
4893 stcb->asoc.delayed_connection = 0;
4894 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
4895 sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb,
4896 stcb->asoc.primary_destination,
4897 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_8);
4898 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
4901 * already expired or did not use delayed
4904 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
4907 SCTP_TCB_UNLOCK(stcb);
4910 case SCTP_MAX_BURST:
4912 struct sctp_assoc_value *av;
4914 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4915 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4918 stcb->asoc.max_burst = av->assoc_value;
4919 SCTP_TCB_UNLOCK(stcb);
4921 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4922 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4923 (av->assoc_id == SCTP_FUTURE_ASSOC) ||
4924 (av->assoc_id == SCTP_ALL_ASSOC)) {
4925 SCTP_INP_WLOCK(inp);
4926 inp->sctp_ep.max_burst = av->assoc_value;
4927 SCTP_INP_WUNLOCK(inp);
4929 if ((av->assoc_id == SCTP_CURRENT_ASSOC) ||
4930 (av->assoc_id == SCTP_ALL_ASSOC)) {
4931 SCTP_INP_RLOCK(inp);
4932 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
4933 SCTP_TCB_LOCK(stcb);
4934 stcb->asoc.max_burst = av->assoc_value;
4935 SCTP_TCB_UNLOCK(stcb);
4937 SCTP_INP_RUNLOCK(inp);
4944 struct sctp_assoc_value *av;
4947 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
4948 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
4950 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
4951 ovh = SCTP_MED_OVERHEAD;
4953 ovh = SCTP_MED_V4_OVERHEAD;
4956 if (av->assoc_value) {
4957 stcb->asoc.sctp_frag_point = (av->assoc_value + ovh);
4959 stcb->asoc.sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4961 SCTP_TCB_UNLOCK(stcb);
4963 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
4964 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
4965 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
4966 SCTP_INP_WLOCK(inp);
4968 * FIXME MT: I think this is not in
4969 * tune with the API ID
4971 if (av->assoc_value) {
4972 inp->sctp_frag_point = (av->assoc_value + ovh);
4974 inp->sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT;
4976 SCTP_INP_WUNLOCK(inp);
4978 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
4986 struct sctp_event_subscribe *events;
4988 SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, optsize);
4990 SCTP_INP_WLOCK(inp);
4991 if (events->sctp_data_io_event) {
4992 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4994 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT);
4997 if (events->sctp_association_event) {
4998 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5000 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5003 if (events->sctp_address_event) {
5004 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
5006 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPADDREVNT);
5009 if (events->sctp_send_failure_event) {
5010 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5012 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5015 if (events->sctp_peer_error_event) {
5016 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR);
5018 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPEERERR);
5021 if (events->sctp_shutdown_event) {
5022 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5024 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5027 if (events->sctp_partial_delivery_event) {
5028 sctp_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
5030 sctp_feature_off(inp, SCTP_PCB_FLAGS_PDAPIEVNT);
5033 if (events->sctp_adaptation_layer_event) {
5034 sctp_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5036 sctp_feature_off(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5039 if (events->sctp_authentication_event) {
5040 sctp_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT);
5042 sctp_feature_off(inp, SCTP_PCB_FLAGS_AUTHEVNT);
5045 if (events->sctp_sender_dry_event) {
5046 sctp_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT);
5048 sctp_feature_off(inp, SCTP_PCB_FLAGS_DRYEVNT);
5051 if (events->sctp_stream_reset_event) {
5052 sctp_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5054 sctp_feature_off(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5056 SCTP_INP_WUNLOCK(inp);
5058 SCTP_INP_RLOCK(inp);
5059 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5060 SCTP_TCB_LOCK(stcb);
5061 if (events->sctp_association_event) {
5062 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5064 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT);
5066 if (events->sctp_address_event) {
5067 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
5069 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT);
5071 if (events->sctp_send_failure_event) {
5072 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5074 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT);
5076 if (events->sctp_peer_error_event) {
5077 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
5079 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR);
5081 if (events->sctp_shutdown_event) {
5082 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5084 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT);
5086 if (events->sctp_partial_delivery_event) {
5087 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
5089 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT);
5091 if (events->sctp_adaptation_layer_event) {
5092 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5094 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT);
5096 if (events->sctp_authentication_event) {
5097 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
5099 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT);
5101 if (events->sctp_sender_dry_event) {
5102 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
5104 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT);
5106 if (events->sctp_stream_reset_event) {
5107 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5109 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT);
5111 SCTP_TCB_UNLOCK(stcb);
5114 * Send up the sender dry event only for 1-to-1
5117 if (events->sctp_sender_dry_event) {
5118 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5119 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
5120 stcb = LIST_FIRST(&inp->sctp_asoc_list);
5122 SCTP_TCB_LOCK(stcb);
5123 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
5124 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
5125 (stcb->asoc.stream_queue_cnt == 0)) {
5126 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
5128 SCTP_TCB_UNLOCK(stcb);
5132 SCTP_INP_RUNLOCK(inp);
5135 case SCTP_ADAPTATION_LAYER:
5137 struct sctp_setadaptation *adap_bits;
5139 SCTP_CHECK_AND_CAST(adap_bits, optval, struct sctp_setadaptation, optsize);
5140 SCTP_INP_WLOCK(inp);
5141 inp->sctp_ep.adaptation_layer_indicator = adap_bits->ssb_adaptation_ind;
5142 inp->sctp_ep.adaptation_layer_indicator_provided = 1;
5143 SCTP_INP_WUNLOCK(inp);
5147 case SCTP_SET_INITIAL_DBG_SEQ:
5151 SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize);
5152 SCTP_INP_WLOCK(inp);
5153 inp->sctp_ep.initial_sequence_debug = *vvv;
5154 SCTP_INP_WUNLOCK(inp);
5158 case SCTP_DEFAULT_SEND_PARAM:
5160 struct sctp_sndrcvinfo *s_info;
5162 SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize);
5163 SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id);
5166 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5167 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5169 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5172 SCTP_TCB_UNLOCK(stcb);
5174 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5175 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5176 (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) ||
5177 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
5178 SCTP_INP_WLOCK(inp);
5179 memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send)));
5180 SCTP_INP_WUNLOCK(inp);
5182 if ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) ||
5183 (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) {
5184 SCTP_INP_RLOCK(inp);
5185 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
5186 SCTP_TCB_LOCK(stcb);
5187 if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) {
5188 memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send)));
5190 SCTP_TCB_UNLOCK(stcb);
5192 SCTP_INP_RUNLOCK(inp);
5197 case SCTP_PEER_ADDR_PARAMS:
5199 struct sctp_paddrparams *paddrp;
5200 struct sctp_nets *net;
5201 struct sockaddr *addr;
5202 #if defined(INET) && defined(INET6)
5203 struct sockaddr_in sin_store;
5206 SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize);
5207 SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id);
5209 #if defined(INET) && defined(INET6)
5210 if (paddrp->spp_address.ss_family == AF_INET6) {
5211 struct sockaddr_in6 *sin6;
5213 sin6 = (struct sockaddr_in6 *)&paddrp->spp_address;
5214 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5215 in6_sin6_2_sin(&sin_store, sin6);
5216 addr = (struct sockaddr *)&sin_store;
5218 addr = (struct sockaddr *)&paddrp->spp_address;
5221 addr = (struct sockaddr *)&paddrp->spp_address;
5224 addr = (struct sockaddr *)&paddrp->spp_address;
5227 net = sctp_findnet(stcb, addr);
5230 * We increment here since
5231 * sctp_findassociation_ep_addr() wil do a
5232 * decrement if it finds the stcb as long as
5233 * the locked tcb (last argument) is NOT a
5237 SCTP_INP_INCR_REF(inp);
5238 stcb = sctp_findassociation_ep_addr(&inp, addr,
5241 SCTP_INP_DECR_REF(inp);
5244 if ((stcb != NULL) && (net == NULL)) {
5246 if (addr->sa_family == AF_INET) {
5248 struct sockaddr_in *sin;
5250 sin = (struct sockaddr_in *)addr;
5251 if (sin->sin_addr.s_addr != INADDR_ANY) {
5252 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5253 SCTP_TCB_UNLOCK(stcb);
5260 if (addr->sa_family == AF_INET6) {
5261 struct sockaddr_in6 *sin6;
5263 sin6 = (struct sockaddr_in6 *)addr;
5264 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
5265 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5266 SCTP_TCB_UNLOCK(stcb);
5273 error = EAFNOSUPPORT;
5274 SCTP_TCB_UNLOCK(stcb);
5275 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
5280 if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) {
5282 SCTP_TCB_UNLOCK(stcb);
5283 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5287 if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) {
5289 SCTP_TCB_UNLOCK(stcb);
5290 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5295 /************************TCB SPECIFIC SET ******************/
5297 /************************NET SPECIFIC SET ******************/
5298 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5299 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) &&
5300 !(net->dest_state & SCTP_ADDR_NOHB)) {
5301 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5302 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9);
5304 net->dest_state |= SCTP_ADDR_NOHB;
5306 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5307 if (paddrp->spp_hbinterval) {
5308 net->heart_beat_delay = paddrp->spp_hbinterval;
5309 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5310 net->heart_beat_delay = 0;
5312 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5313 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10);
5314 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5315 net->dest_state &= ~SCTP_ADDR_NOHB;
5317 if (paddrp->spp_flags & SPP_HB_DEMAND) {
5319 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5320 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED);
5321 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5323 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
5324 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5325 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5326 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_11);
5328 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5329 net->mtu = paddrp->spp_pathmtu;
5330 switch (net->ro._l_addr.sa.sa_family) {
5333 net->mtu += SCTP_MIN_V4_OVERHEAD;
5338 net->mtu += SCTP_MIN_OVERHEAD;
5344 if (net->mtu < stcb->asoc.smallest_mtu) {
5345 sctp_pathmtu_adjustment(stcb, net->mtu);
5348 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5349 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5350 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5352 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5354 if (paddrp->spp_pathmaxrxt) {
5355 if (net->dest_state & SCTP_ADDR_PF) {
5356 if (net->error_count > paddrp->spp_pathmaxrxt) {
5357 net->dest_state &= ~SCTP_ADDR_PF;
5360 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5361 (net->error_count > net->pf_threshold)) {
5362 net->dest_state |= SCTP_ADDR_PF;
5363 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5364 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5365 stcb->sctp_ep, stcb, net,
5366 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_12);
5367 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5370 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5371 if (net->error_count > paddrp->spp_pathmaxrxt) {
5372 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5373 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5376 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5377 net->dest_state |= SCTP_ADDR_REACHABLE;
5378 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5381 net->failure_threshold = paddrp->spp_pathmaxrxt;
5383 if (paddrp->spp_flags & SPP_DSCP) {
5384 net->dscp = paddrp->spp_dscp & 0xfc;
5388 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5389 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5390 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5391 net->flowlabel |= 0x80000000;
5396 /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/
5397 if (paddrp->spp_pathmaxrxt != 0) {
5398 stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt;
5399 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5400 if (net->dest_state & SCTP_ADDR_PF) {
5401 if (net->error_count > paddrp->spp_pathmaxrxt) {
5402 net->dest_state &= ~SCTP_ADDR_PF;
5405 if ((net->error_count <= paddrp->spp_pathmaxrxt) &&
5406 (net->error_count > net->pf_threshold)) {
5407 net->dest_state |= SCTP_ADDR_PF;
5408 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
5409 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5410 stcb->sctp_ep, stcb, net,
5411 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_13);
5412 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
5415 if (net->dest_state & SCTP_ADDR_REACHABLE) {
5416 if (net->error_count > paddrp->spp_pathmaxrxt) {
5417 net->dest_state &= ~SCTP_ADDR_REACHABLE;
5418 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
5421 if (net->error_count <= paddrp->spp_pathmaxrxt) {
5422 net->dest_state |= SCTP_ADDR_REACHABLE;
5423 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
5426 net->failure_threshold = paddrp->spp_pathmaxrxt;
5430 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5431 if (paddrp->spp_hbinterval != 0) {
5432 stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval;
5433 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5434 stcb->asoc.heart_beat_delay = 0;
5436 /* Turn back on the timer */
5437 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5438 if (paddrp->spp_hbinterval != 0) {
5439 net->heart_beat_delay = paddrp->spp_hbinterval;
5440 } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5441 net->heart_beat_delay = 0;
5443 if (net->dest_state & SCTP_ADDR_NOHB) {
5444 net->dest_state &= ~SCTP_ADDR_NOHB;
5446 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net,
5447 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_14);
5448 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net);
5450 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5452 if (paddrp->spp_flags & SPP_HB_DISABLE) {
5453 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5454 if (!(net->dest_state & SCTP_ADDR_NOHB)) {
5455 net->dest_state |= SCTP_ADDR_NOHB;
5456 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
5457 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
5459 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_15);
5463 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5465 if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) {
5466 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5467 if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5468 sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net,
5469 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_16);
5471 net->dest_state |= SCTP_ADDR_NO_PMTUD;
5472 net->mtu = paddrp->spp_pathmtu;
5473 switch (net->ro._l_addr.sa.sa_family) {
5476 net->mtu += SCTP_MIN_V4_OVERHEAD;
5481 net->mtu += SCTP_MIN_OVERHEAD;
5487 if (net->mtu < stcb->asoc.smallest_mtu) {
5488 sctp_pathmtu_adjustment(stcb, net->mtu);
5491 stcb->asoc.default_mtu = paddrp->spp_pathmtu;
5492 sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5494 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5495 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5496 if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) {
5497 sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net);
5499 net->dest_state &= ~SCTP_ADDR_NO_PMTUD;
5501 stcb->asoc.default_mtu = 0;
5502 sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5504 if (paddrp->spp_flags & SPP_DSCP) {
5505 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5506 net->dscp = paddrp->spp_dscp & 0xfc;
5509 stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc;
5510 stcb->asoc.default_dscp |= 0x01;
5513 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5514 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
5515 if (net->ro._l_addr.sa.sa_family == AF_INET6) {
5516 net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5517 net->flowlabel |= 0x80000000;
5520 stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5521 stcb->asoc.default_flowlabel |= 0x80000000;
5525 SCTP_TCB_UNLOCK(stcb);
5527 /************************NO TCB, SET TO default stuff ******************/
5528 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5529 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5530 (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) {
5531 SCTP_INP_WLOCK(inp);
5533 * For the TOS/FLOWLABEL stuff you
5534 * set it with the options on the
5537 if (paddrp->spp_pathmaxrxt != 0) {
5538 inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt;
5541 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO)
5542 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5543 else if (paddrp->spp_hbinterval != 0) {
5544 if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL)
5545 paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL;
5546 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
5549 if (paddrp->spp_flags & SPP_HB_ENABLE) {
5550 if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) {
5551 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0;
5552 } else if (paddrp->spp_hbinterval) {
5553 inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval);
5555 sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5556 } else if (paddrp->spp_flags & SPP_HB_DISABLE) {
5557 sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT);
5559 if (paddrp->spp_flags & SPP_PMTUD_ENABLE) {
5560 inp->sctp_ep.default_mtu = 0;
5561 sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5562 } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) {
5563 if (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU) {
5564 inp->sctp_ep.default_mtu = paddrp->spp_pathmtu;
5566 sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD);
5568 if (paddrp->spp_flags & SPP_DSCP) {
5569 inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc;
5570 inp->sctp_ep.default_dscp |= 0x01;
5573 if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) {
5574 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
5575 inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff;
5576 inp->sctp_ep.default_flowlabel |= 0x80000000;
5580 SCTP_INP_WUNLOCK(inp);
5582 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5590 struct sctp_rtoinfo *srto;
5591 uint32_t new_init, new_min, new_max;
5593 SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize);
5594 SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id);
5597 if (srto->srto_initial)
5598 new_init = srto->srto_initial;
5600 new_init = stcb->asoc.initial_rto;
5602 new_max = srto->srto_max;
5604 new_max = stcb->asoc.maxrto;
5606 new_min = srto->srto_min;
5608 new_min = stcb->asoc.minrto;
5609 if ((new_min <= new_init) && (new_init <= new_max)) {
5610 stcb->asoc.initial_rto = new_init;
5611 stcb->asoc.maxrto = new_max;
5612 stcb->asoc.minrto = new_min;
5614 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5617 SCTP_TCB_UNLOCK(stcb);
5619 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5620 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5621 (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) {
5622 SCTP_INP_WLOCK(inp);
5623 if (srto->srto_initial)
5624 new_init = srto->srto_initial;
5626 new_init = inp->sctp_ep.initial_rto;
5628 new_max = srto->srto_max;
5630 new_max = inp->sctp_ep.sctp_maxrto;
5632 new_min = srto->srto_min;
5634 new_min = inp->sctp_ep.sctp_minrto;
5635 if ((new_min <= new_init) && (new_init <= new_max)) {
5636 inp->sctp_ep.initial_rto = new_init;
5637 inp->sctp_ep.sctp_maxrto = new_max;
5638 inp->sctp_ep.sctp_minrto = new_min;
5640 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5643 SCTP_INP_WUNLOCK(inp);
5645 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5651 case SCTP_ASSOCINFO:
5653 struct sctp_assocparams *sasoc;
5655 SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize);
5656 SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id);
5657 if (sasoc->sasoc_cookie_life) {
5658 /* boundary check the cookie life */
5659 if (sasoc->sasoc_cookie_life < 1000)
5660 sasoc->sasoc_cookie_life = 1000;
5661 if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) {
5662 sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE;
5666 if (sasoc->sasoc_asocmaxrxt)
5667 stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt;
5668 if (sasoc->sasoc_cookie_life) {
5669 stcb->asoc.cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5671 SCTP_TCB_UNLOCK(stcb);
5673 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
5674 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
5675 (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) {
5676 SCTP_INP_WLOCK(inp);
5677 if (sasoc->sasoc_asocmaxrxt)
5678 inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt;
5679 if (sasoc->sasoc_cookie_life) {
5680 inp->sctp_ep.def_cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life);
5682 SCTP_INP_WUNLOCK(inp);
5684 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5692 struct sctp_initmsg *sinit;
5694 SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize);
5695 SCTP_INP_WLOCK(inp);
5696 if (sinit->sinit_num_ostreams)
5697 inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams;
5699 if (sinit->sinit_max_instreams)
5700 inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams;
5702 if (sinit->sinit_max_attempts)
5703 inp->sctp_ep.max_init_times = sinit->sinit_max_attempts;
5705 if (sinit->sinit_max_init_timeo)
5706 inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo;
5707 SCTP_INP_WUNLOCK(inp);
5710 case SCTP_PRIMARY_ADDR:
5712 struct sctp_setprim *spa;
5713 struct sctp_nets *net;
5714 struct sockaddr *addr;
5715 #if defined(INET) && defined(INET6)
5716 struct sockaddr_in sin_store;
5719 SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize);
5720 SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id);
5722 #if defined(INET) && defined(INET6)
5723 if (spa->ssp_addr.ss_family == AF_INET6) {
5724 struct sockaddr_in6 *sin6;
5726 sin6 = (struct sockaddr_in6 *)&spa->ssp_addr;
5727 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5728 in6_sin6_2_sin(&sin_store, sin6);
5729 addr = (struct sockaddr *)&sin_store;
5731 addr = (struct sockaddr *)&spa->ssp_addr;
5734 addr = (struct sockaddr *)&spa->ssp_addr;
5737 addr = (struct sockaddr *)&spa->ssp_addr;
5740 net = sctp_findnet(stcb, addr);
5743 * We increment here since
5744 * sctp_findassociation_ep_addr() wil do a
5745 * decrement if it finds the stcb as long as
5746 * the locked tcb (last argument) is NOT a
5750 SCTP_INP_INCR_REF(inp);
5751 stcb = sctp_findassociation_ep_addr(&inp, addr,
5754 SCTP_INP_DECR_REF(inp);
5758 if ((stcb != NULL) && (net != NULL)) {
5759 if (net != stcb->asoc.primary_destination) {
5760 if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) {
5761 /* Ok we need to set it */
5762 if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) {
5763 if ((stcb->asoc.alternate) &&
5764 (!(net->dest_state & SCTP_ADDR_PF)) &&
5765 (net->dest_state & SCTP_ADDR_REACHABLE)) {
5766 sctp_free_remote_addr(stcb->asoc.alternate);
5767 stcb->asoc.alternate = NULL;
5770 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5774 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5779 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5783 SCTP_TCB_UNLOCK(stcb);
5787 case SCTP_SET_DYNAMIC_PRIMARY:
5789 union sctp_sockstore *ss;
5791 error = priv_check(curthread,
5792 PRIV_NETINET_RESERVEDPORT);
5796 SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize);
5797 /* SUPER USER CHECK? */
5798 error = sctp_dynamic_set_primary(&ss->sa, vrf_id);
5801 case SCTP_SET_PEER_PRIMARY_ADDR:
5803 struct sctp_setpeerprim *sspp;
5804 struct sockaddr *addr;
5805 #if defined(INET) && defined(INET6)
5806 struct sockaddr_in sin_store;
5809 SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize);
5810 SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id);
5812 struct sctp_ifa *ifa;
5814 #if defined(INET) && defined(INET6)
5815 if (sspp->sspp_addr.ss_family == AF_INET6) {
5816 struct sockaddr_in6 *sin6;
5818 sin6 = (struct sockaddr_in6 *)&sspp->sspp_addr;
5819 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
5820 in6_sin6_2_sin(&sin_store, sin6);
5821 addr = (struct sockaddr *)&sin_store;
5823 addr = (struct sockaddr *)&sspp->sspp_addr;
5826 addr = (struct sockaddr *)&sspp->sspp_addr;
5829 addr = (struct sockaddr *)&sspp->sspp_addr;
5831 ifa = sctp_find_ifa_by_addr(addr, stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED);
5833 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5837 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
5839 * Must validate the ifa found is in
5842 struct sctp_laddr *laddr;
5845 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
5846 if (laddr->ifa == NULL) {
5847 SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n",
5851 if ((sctp_is_addr_restricted(stcb, laddr->ifa)) &&
5852 (!sctp_is_addr_pending(stcb, laddr->ifa))) {
5855 if (laddr->ifa == ifa) {
5861 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5866 switch (addr->sa_family) {
5870 struct sockaddr_in *sin;
5872 sin = (struct sockaddr_in *)addr;
5873 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
5874 &sin->sin_addr) != 0) {
5875 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5885 struct sockaddr_in6 *sin6;
5887 sin6 = (struct sockaddr_in6 *)addr;
5888 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
5889 &sin6->sin6_addr) != 0) {
5890 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5898 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5903 if (sctp_set_primary_ip_address_sa(stcb, addr) != 0) {
5904 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5907 sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED);
5909 SCTP_TCB_UNLOCK(stcb);
5911 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5916 case SCTP_BINDX_ADD_ADDR:
5918 struct sctp_getaddresses *addrs;
5921 td = (struct thread *)p;
5922 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses,
5925 if (addrs->addr->sa_family == AF_INET) {
5926 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5927 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5931 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5932 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5938 if (addrs->addr->sa_family == AF_INET6) {
5939 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5940 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5944 if (td != NULL && (error = prison_local_ip6(td->td_ucred, &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5945 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5946 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5952 error = EAFNOSUPPORT;
5955 sctp_bindx_add_address(so, inp, addrs->addr,
5956 addrs->sget_assoc_id, vrf_id,
5960 case SCTP_BINDX_REM_ADDR:
5962 struct sctp_getaddresses *addrs;
5965 td = (struct thread *)p;
5967 SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, optsize);
5969 if (addrs->addr->sa_family == AF_INET) {
5970 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) {
5971 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5975 if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) {
5976 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5982 if (addrs->addr->sa_family == AF_INET6) {
5983 if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) {
5984 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
5989 (error = prison_local_ip6(td->td_ucred,
5990 &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr),
5991 (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) {
5992 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error);
5998 error = EAFNOSUPPORT;
6001 sctp_bindx_delete_address(inp, addrs->addr,
6002 addrs->sget_assoc_id, vrf_id,
6008 struct sctp_event *event;
6009 uint32_t event_type;
6011 SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize);
6012 SCTP_FIND_STCB(inp, stcb, event->se_assoc_id);
6013 switch (event->se_type) {
6014 case SCTP_ASSOC_CHANGE:
6015 event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT;
6017 case SCTP_PEER_ADDR_CHANGE:
6018 event_type = SCTP_PCB_FLAGS_RECVPADDREVNT;
6020 case SCTP_REMOTE_ERROR:
6021 event_type = SCTP_PCB_FLAGS_RECVPEERERR;
6023 case SCTP_SEND_FAILED:
6024 event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT;
6026 case SCTP_SHUTDOWN_EVENT:
6027 event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT;
6029 case SCTP_ADAPTATION_INDICATION:
6030 event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT;
6032 case SCTP_PARTIAL_DELIVERY_EVENT:
6033 event_type = SCTP_PCB_FLAGS_PDAPIEVNT;
6035 case SCTP_AUTHENTICATION_EVENT:
6036 event_type = SCTP_PCB_FLAGS_AUTHEVNT;
6038 case SCTP_STREAM_RESET_EVENT:
6039 event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT;
6041 case SCTP_SENDER_DRY_EVENT:
6042 event_type = SCTP_PCB_FLAGS_DRYEVNT;
6044 case SCTP_NOTIFICATIONS_STOPPED_EVENT:
6046 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
6049 case SCTP_ASSOC_RESET_EVENT:
6050 event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT;
6052 case SCTP_STREAM_CHANGE_EVENT:
6053 event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT;
6055 case SCTP_SEND_FAILED_EVENT:
6056 event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT;
6060 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6064 if (event_type > 0) {
6067 sctp_stcb_feature_on(inp, stcb, event_type);
6068 if (event_type == SCTP_PCB_FLAGS_DRYEVNT) {
6069 if (TAILQ_EMPTY(&stcb->asoc.send_queue) &&
6070 TAILQ_EMPTY(&stcb->asoc.sent_queue) &&
6071 (stcb->asoc.stream_queue_cnt == 0)) {
6072 sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED);
6076 sctp_stcb_feature_off(inp, stcb, event_type);
6078 SCTP_TCB_UNLOCK(stcb);
6081 * We don't want to send up a storm
6082 * of events, so return an error for
6085 if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) &&
6086 ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) == 0) &&
6087 ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) == 0) &&
6088 ((event->se_assoc_id == SCTP_ALL_ASSOC) ||
6089 (event->se_assoc_id == SCTP_CURRENT_ASSOC))) {
6090 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP);
6094 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6095 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6096 (event->se_assoc_id == SCTP_FUTURE_ASSOC) ||
6097 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
6098 SCTP_INP_WLOCK(inp);
6100 sctp_feature_on(inp, event_type);
6102 sctp_feature_off(inp, event_type);
6104 SCTP_INP_WUNLOCK(inp);
6106 if ((event->se_assoc_id == SCTP_CURRENT_ASSOC) ||
6107 (event->se_assoc_id == SCTP_ALL_ASSOC)) {
6108 SCTP_INP_RLOCK(inp);
6109 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6110 SCTP_TCB_LOCK(stcb);
6112 sctp_stcb_feature_on(inp, stcb, event_type);
6114 sctp_stcb_feature_off(inp, stcb, event_type);
6116 SCTP_TCB_UNLOCK(stcb);
6118 SCTP_INP_RUNLOCK(inp);
6124 case SCTP_RECVRCVINFO:
6128 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
6129 SCTP_INP_WLOCK(inp);
6131 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
6133 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO);
6135 SCTP_INP_WUNLOCK(inp);
6138 case SCTP_RECVNXTINFO:
6142 SCTP_CHECK_AND_CAST(onoff, optval, int, optsize);
6143 SCTP_INP_WLOCK(inp);
6145 sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6147 sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO);
6149 SCTP_INP_WUNLOCK(inp);
6152 case SCTP_DEFAULT_SNDINFO:
6154 struct sctp_sndinfo *info;
6157 SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize);
6158 SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id);
6161 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6162 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6163 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6164 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6165 stcb->asoc.def_send.sinfo_flags |= policy;
6166 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6167 stcb->asoc.def_send.sinfo_context = info->snd_context;
6169 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6172 SCTP_TCB_UNLOCK(stcb);
6174 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6175 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6176 (info->snd_assoc_id == SCTP_FUTURE_ASSOC) ||
6177 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
6178 SCTP_INP_WLOCK(inp);
6179 inp->def_send.sinfo_stream = info->snd_sid;
6180 policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags);
6181 inp->def_send.sinfo_flags = info->snd_flags;
6182 inp->def_send.sinfo_flags |= policy;
6183 inp->def_send.sinfo_ppid = info->snd_ppid;
6184 inp->def_send.sinfo_context = info->snd_context;
6185 SCTP_INP_WUNLOCK(inp);
6187 if ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) ||
6188 (info->snd_assoc_id == SCTP_ALL_ASSOC)) {
6189 SCTP_INP_RLOCK(inp);
6190 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6191 SCTP_TCB_LOCK(stcb);
6192 if (info->snd_sid < stcb->asoc.streamoutcnt) {
6193 stcb->asoc.def_send.sinfo_stream = info->snd_sid;
6194 policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags);
6195 stcb->asoc.def_send.sinfo_flags = info->snd_flags;
6196 stcb->asoc.def_send.sinfo_flags |= policy;
6197 stcb->asoc.def_send.sinfo_ppid = info->snd_ppid;
6198 stcb->asoc.def_send.sinfo_context = info->snd_context;
6200 SCTP_TCB_UNLOCK(stcb);
6202 SCTP_INP_RUNLOCK(inp);
6207 case SCTP_DEFAULT_PRINFO:
6209 struct sctp_default_prinfo *info;
6211 SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize);
6212 SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id);
6214 if (info->pr_policy > SCTP_PR_SCTP_MAX) {
6215 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6220 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6221 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6222 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6223 SCTP_TCB_UNLOCK(stcb);
6225 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6226 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6227 (info->pr_assoc_id == SCTP_FUTURE_ASSOC) ||
6228 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
6229 SCTP_INP_WLOCK(inp);
6230 inp->def_send.sinfo_flags &= 0xfff0;
6231 inp->def_send.sinfo_flags |= info->pr_policy;
6232 inp->def_send.sinfo_timetolive = info->pr_value;
6233 SCTP_INP_WUNLOCK(inp);
6235 if ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) ||
6236 (info->pr_assoc_id == SCTP_ALL_ASSOC)) {
6237 SCTP_INP_RLOCK(inp);
6238 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
6239 SCTP_TCB_LOCK(stcb);
6240 stcb->asoc.def_send.sinfo_flags &= 0xfff0;
6241 stcb->asoc.def_send.sinfo_flags |= info->pr_policy;
6242 stcb->asoc.def_send.sinfo_timetolive = info->pr_value;
6243 SCTP_TCB_UNLOCK(stcb);
6245 SCTP_INP_RUNLOCK(inp);
6250 case SCTP_PEER_ADDR_THLDS:
6251 /* Applies to the specific association */
6253 struct sctp_paddrthlds *thlds;
6254 struct sctp_nets *net;
6255 struct sockaddr *addr;
6256 #if defined(INET) && defined(INET6)
6257 struct sockaddr_in sin_store;
6260 SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize);
6261 SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id);
6263 #if defined(INET) && defined(INET6)
6264 if (thlds->spt_address.ss_family == AF_INET6) {
6265 struct sockaddr_in6 *sin6;
6267 sin6 = (struct sockaddr_in6 *)&thlds->spt_address;
6268 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6269 in6_sin6_2_sin(&sin_store, sin6);
6270 addr = (struct sockaddr *)&sin_store;
6272 addr = (struct sockaddr *)&thlds->spt_address;
6275 addr = (struct sockaddr *)&thlds->spt_address;
6278 addr = (struct sockaddr *)&thlds->spt_address;
6281 net = sctp_findnet(stcb, addr);
6284 * We increment here since
6285 * sctp_findassociation_ep_addr() wil do a
6286 * decrement if it finds the stcb as long as
6287 * the locked tcb (last argument) is NOT a
6291 SCTP_INP_INCR_REF(inp);
6292 stcb = sctp_findassociation_ep_addr(&inp, addr,
6295 SCTP_INP_DECR_REF(inp);
6298 if ((stcb != NULL) && (net == NULL)) {
6300 if (addr->sa_family == AF_INET) {
6302 struct sockaddr_in *sin;
6304 sin = (struct sockaddr_in *)addr;
6305 if (sin->sin_addr.s_addr != INADDR_ANY) {
6306 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6307 SCTP_TCB_UNLOCK(stcb);
6314 if (addr->sa_family == AF_INET6) {
6315 struct sockaddr_in6 *sin6;
6317 sin6 = (struct sockaddr_in6 *)addr;
6318 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6319 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6320 SCTP_TCB_UNLOCK(stcb);
6327 error = EAFNOSUPPORT;
6328 SCTP_TCB_UNLOCK(stcb);
6329 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6333 if (thlds->spt_pathcpthld != 0xffff) {
6335 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6340 net->failure_threshold = thlds->spt_pathmaxrxt;
6341 net->pf_threshold = thlds->spt_pathpfthld;
6342 if (net->dest_state & SCTP_ADDR_PF) {
6343 if ((net->error_count > net->failure_threshold) ||
6344 (net->error_count <= net->pf_threshold)) {
6345 net->dest_state &= ~SCTP_ADDR_PF;
6348 if ((net->error_count > net->pf_threshold) &&
6349 (net->error_count <= net->failure_threshold)) {
6350 net->dest_state |= SCTP_ADDR_PF;
6351 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6352 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6353 stcb->sctp_ep, stcb, net,
6354 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_17);
6355 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6358 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6359 if (net->error_count > net->failure_threshold) {
6360 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6361 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6364 if (net->error_count <= net->failure_threshold) {
6365 net->dest_state |= SCTP_ADDR_REACHABLE;
6366 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6370 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6371 net->failure_threshold = thlds->spt_pathmaxrxt;
6372 net->pf_threshold = thlds->spt_pathpfthld;
6373 if (net->dest_state & SCTP_ADDR_PF) {
6374 if ((net->error_count > net->failure_threshold) ||
6375 (net->error_count <= net->pf_threshold)) {
6376 net->dest_state &= ~SCTP_ADDR_PF;
6379 if ((net->error_count > net->pf_threshold) &&
6380 (net->error_count <= net->failure_threshold)) {
6381 net->dest_state |= SCTP_ADDR_PF;
6382 sctp_send_hb(stcb, net, SCTP_SO_LOCKED);
6383 sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT,
6384 stcb->sctp_ep, stcb, net,
6385 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_18);
6386 sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net);
6389 if (net->dest_state & SCTP_ADDR_REACHABLE) {
6390 if (net->error_count > net->failure_threshold) {
6391 net->dest_state &= ~SCTP_ADDR_REACHABLE;
6392 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED);
6395 if (net->error_count <= net->failure_threshold) {
6396 net->dest_state |= SCTP_ADDR_REACHABLE;
6397 sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED);
6401 stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt;
6402 stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld;
6404 SCTP_TCB_UNLOCK(stcb);
6406 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6407 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6408 (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) {
6409 SCTP_INP_WLOCK(inp);
6410 inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt;
6411 inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld;
6412 SCTP_INP_WUNLOCK(inp);
6414 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6420 case SCTP_REMOTE_UDP_ENCAPS_PORT:
6422 struct sctp_udpencaps *encaps;
6423 struct sctp_nets *net;
6424 struct sockaddr *addr;
6425 #if defined(INET) && defined(INET6)
6426 struct sockaddr_in sin_store;
6429 SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize);
6430 SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id);
6432 #if defined(INET) && defined(INET6)
6433 if (encaps->sue_address.ss_family == AF_INET6) {
6434 struct sockaddr_in6 *sin6;
6436 sin6 = (struct sockaddr_in6 *)&encaps->sue_address;
6437 if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) {
6438 in6_sin6_2_sin(&sin_store, sin6);
6439 addr = (struct sockaddr *)&sin_store;
6441 addr = (struct sockaddr *)&encaps->sue_address;
6444 addr = (struct sockaddr *)&encaps->sue_address;
6447 addr = (struct sockaddr *)&encaps->sue_address;
6450 net = sctp_findnet(stcb, addr);
6453 * We increment here since
6454 * sctp_findassociation_ep_addr() wil do a
6455 * decrement if it finds the stcb as long as
6456 * the locked tcb (last argument) is NOT a
6460 SCTP_INP_INCR_REF(inp);
6461 stcb = sctp_findassociation_ep_addr(&inp, addr, &net, NULL, NULL);
6463 SCTP_INP_DECR_REF(inp);
6466 if ((stcb != NULL) && (net == NULL)) {
6468 if (addr->sa_family == AF_INET) {
6470 struct sockaddr_in *sin;
6472 sin = (struct sockaddr_in *)addr;
6473 if (sin->sin_addr.s_addr != INADDR_ANY) {
6474 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6475 SCTP_TCB_UNLOCK(stcb);
6482 if (addr->sa_family == AF_INET6) {
6483 struct sockaddr_in6 *sin6;
6485 sin6 = (struct sockaddr_in6 *)addr;
6486 if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
6487 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6488 SCTP_TCB_UNLOCK(stcb);
6495 error = EAFNOSUPPORT;
6496 SCTP_TCB_UNLOCK(stcb);
6497 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6504 net->port = encaps->sue_port;
6506 stcb->asoc.port = encaps->sue_port;
6508 SCTP_TCB_UNLOCK(stcb);
6510 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6511 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6512 (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) {
6513 SCTP_INP_WLOCK(inp);
6514 inp->sctp_ep.port = encaps->sue_port;
6515 SCTP_INP_WUNLOCK(inp);
6517 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6523 case SCTP_ECN_SUPPORTED:
6525 struct sctp_assoc_value *av;
6527 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6528 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6531 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6533 SCTP_TCB_UNLOCK(stcb);
6535 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6536 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6537 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6538 SCTP_INP_WLOCK(inp);
6539 if (av->assoc_value == 0) {
6540 inp->ecn_supported = 0;
6542 inp->ecn_supported = 1;
6544 SCTP_INP_WUNLOCK(inp);
6546 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6552 case SCTP_PR_SUPPORTED:
6554 struct sctp_assoc_value *av;
6556 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6557 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6560 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6562 SCTP_TCB_UNLOCK(stcb);
6564 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6565 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6566 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6567 SCTP_INP_WLOCK(inp);
6568 if (av->assoc_value == 0) {
6569 inp->prsctp_supported = 0;
6571 inp->prsctp_supported = 1;
6573 SCTP_INP_WUNLOCK(inp);
6575 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6581 case SCTP_AUTH_SUPPORTED:
6583 struct sctp_assoc_value *av;
6585 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6586 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6589 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6591 SCTP_TCB_UNLOCK(stcb);
6593 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6594 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6595 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6596 if ((av->assoc_value == 0) &&
6597 (inp->asconf_supported == 1)) {
6599 * AUTH is required for
6602 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6605 SCTP_INP_WLOCK(inp);
6606 if (av->assoc_value == 0) {
6607 inp->auth_supported = 0;
6609 inp->auth_supported = 1;
6611 SCTP_INP_WUNLOCK(inp);
6614 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6620 case SCTP_ASCONF_SUPPORTED:
6622 struct sctp_assoc_value *av;
6624 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6625 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6628 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6630 SCTP_TCB_UNLOCK(stcb);
6632 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6633 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6634 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6635 if ((av->assoc_value != 0) &&
6636 (inp->auth_supported == 0)) {
6638 * AUTH is required for
6641 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6644 SCTP_INP_WLOCK(inp);
6645 if (av->assoc_value == 0) {
6646 inp->asconf_supported = 0;
6647 sctp_auth_delete_chunk(SCTP_ASCONF,
6648 inp->sctp_ep.local_auth_chunks);
6649 sctp_auth_delete_chunk(SCTP_ASCONF_ACK,
6650 inp->sctp_ep.local_auth_chunks);
6652 inp->asconf_supported = 1;
6653 sctp_auth_add_chunk(SCTP_ASCONF,
6654 inp->sctp_ep.local_auth_chunks);
6655 sctp_auth_add_chunk(SCTP_ASCONF_ACK,
6656 inp->sctp_ep.local_auth_chunks);
6658 SCTP_INP_WUNLOCK(inp);
6661 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6667 case SCTP_RECONFIG_SUPPORTED:
6669 struct sctp_assoc_value *av;
6671 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6672 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6675 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6677 SCTP_TCB_UNLOCK(stcb);
6679 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6680 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6681 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6682 SCTP_INP_WLOCK(inp);
6683 if (av->assoc_value == 0) {
6684 inp->reconfig_supported = 0;
6686 inp->reconfig_supported = 1;
6688 SCTP_INP_WUNLOCK(inp);
6690 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6696 case SCTP_NRSACK_SUPPORTED:
6698 struct sctp_assoc_value *av;
6700 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6701 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6704 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6706 SCTP_TCB_UNLOCK(stcb);
6708 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6709 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6710 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6711 SCTP_INP_WLOCK(inp);
6712 if (av->assoc_value == 0) {
6713 inp->nrsack_supported = 0;
6715 inp->nrsack_supported = 1;
6717 SCTP_INP_WUNLOCK(inp);
6719 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6725 case SCTP_PKTDROP_SUPPORTED:
6727 struct sctp_assoc_value *av;
6729 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6730 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6733 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6735 SCTP_TCB_UNLOCK(stcb);
6737 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6738 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6739 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6740 SCTP_INP_WLOCK(inp);
6741 if (av->assoc_value == 0) {
6742 inp->pktdrop_supported = 0;
6744 inp->pktdrop_supported = 1;
6746 SCTP_INP_WUNLOCK(inp);
6748 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6756 struct sctp_assoc_value *av;
6757 struct sctp_nets *net;
6759 SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize);
6760 SCTP_FIND_STCB(inp, stcb, av->assoc_id);
6763 stcb->asoc.max_cwnd = av->assoc_value;
6764 if (stcb->asoc.max_cwnd > 0) {
6765 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
6766 if ((net->cwnd > stcb->asoc.max_cwnd) &&
6767 (net->cwnd > (net->mtu - sizeof(struct sctphdr)))) {
6768 net->cwnd = stcb->asoc.max_cwnd;
6769 if (net->cwnd < (net->mtu - sizeof(struct sctphdr))) {
6770 net->cwnd = net->mtu - sizeof(struct sctphdr);
6775 SCTP_TCB_UNLOCK(stcb);
6777 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||
6778 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) ||
6779 (av->assoc_id == SCTP_FUTURE_ASSOC)) {
6780 SCTP_INP_WLOCK(inp);
6781 inp->max_cwnd = av->assoc_value;
6782 SCTP_INP_WUNLOCK(inp);
6784 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6791 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT);
6792 error = ENOPROTOOPT;
6794 } /* end switch (opt) */
6799 sctp_ctloutput(struct socket *so, struct sockopt *sopt)
6801 void *optval = NULL;
6805 struct sctp_inpcb *inp;
6807 if ((sopt->sopt_level == SOL_SOCKET) &&
6808 (sopt->sopt_name == SO_SETFIB)) {
6809 inp = (struct sctp_inpcb *)so->so_pcb;
6811 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6814 SCTP_INP_WLOCK(inp);
6815 inp->fibnum = so->so_fibnum;
6816 SCTP_INP_WUNLOCK(inp);
6819 if (sopt->sopt_level != IPPROTO_SCTP) {
6820 /* wrong proto level... send back up to IP */
6822 if (INP_CHECK_SOCKAF(so, AF_INET6))
6823 error = ip6_ctloutput(so, sopt);
6825 #if defined(INET) && defined(INET6)
6829 error = ip_ctloutput(so, sopt);
6833 optsize = sopt->sopt_valsize;
6835 SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT);
6836 if (optval == NULL) {
6837 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
6840 error = sooptcopyin(sopt, optval, optsize, optsize);
6842 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6846 p = (void *)sopt->sopt_td;
6847 if (sopt->sopt_dir == SOPT_SET) {
6848 error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p);
6849 } else if (sopt->sopt_dir == SOPT_GET) {
6850 error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p);
6852 SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6855 if ((error == 0) && (optval != NULL)) {
6856 error = sooptcopyout(sopt, optval, optsize);
6857 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6858 } else if (optval != NULL) {
6859 SCTP_FREE(optval, SCTP_M_SOCKOPT);
6867 sctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p)
6870 int create_lock_on = 0;
6872 struct sctp_inpcb *inp;
6873 struct sctp_tcb *stcb = NULL;
6875 inp = (struct sctp_inpcb *)so->so_pcb;
6877 /* I made the same as TCP since we are not setup? */
6878 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6879 return (ECONNRESET);
6882 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6886 switch (addr->sa_family) {
6890 struct sockaddr_in6 *sin6p;
6892 if (addr->sa_len != sizeof(struct sockaddr_in6)) {
6893 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6896 sin6p = (struct sockaddr_in6 *)addr;
6897 if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6p->sin6_addr)) != 0) {
6898 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6907 struct sockaddr_in *sinp;
6909 if (addr->sa_len != sizeof(struct sockaddr_in)) {
6910 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6913 sinp = (struct sockaddr_in *)addr;
6914 if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sinp->sin_addr)) != 0) {
6915 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error);
6922 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT);
6923 return (EAFNOSUPPORT);
6925 SCTP_INP_INCR_REF(inp);
6926 SCTP_ASOC_CREATE_LOCK(inp);
6930 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
6931 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
6932 /* Should I really unlock ? */
6933 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT);
6938 if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) &&
6939 (addr->sa_family == AF_INET6)) {
6940 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6945 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) ==
6946 SCTP_PCB_FLAGS_UNBOUND) {
6947 /* Bind a ephemeral port */
6948 error = sctp_inpcb_bind(so, NULL, NULL, p);
6953 /* Now do we connect? */
6954 if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) &&
6955 (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) {
6956 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
6960 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
6961 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
6962 /* We are already connected AND the TCP model */
6963 SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
6967 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
6968 SCTP_INP_RLOCK(inp);
6969 stcb = LIST_FIRST(&inp->sctp_asoc_list);
6970 SCTP_INP_RUNLOCK(inp);
6973 * We increment here since sctp_findassociation_ep_addr()
6974 * will do a decrement if it finds the stcb as long as the
6975 * locked tcb (last argument) is NOT a TCB.. aka NULL.
6977 SCTP_INP_INCR_REF(inp);
6978 stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL);
6980 SCTP_INP_DECR_REF(inp);
6982 SCTP_TCB_UNLOCK(stcb);
6986 /* Already have or am bring up an association */
6987 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY);
6992 vrf_id = inp->def_vrf_id;
6993 /* We are GOOD to go */
6994 stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id,
6995 inp->sctp_ep.pre_open_stream_count,
6996 inp->sctp_ep.port, p);
6998 /* Gak! no memory */
7001 if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
7002 stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
7003 /* Set the connected flag so we can queue data */
7006 SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT);
7007 (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
7009 /* initialize authentication parameters for the assoc */
7010 sctp_initialize_auth_params(inp, stcb);
7012 sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
7013 SCTP_TCB_UNLOCK(stcb);
7015 if (create_lock_on) {
7016 SCTP_ASOC_CREATE_UNLOCK(inp);
7019 SCTP_INP_DECR_REF(inp);
7025 sctp_listen(struct socket *so, int backlog, struct thread *p)
7028 * Note this module depends on the protocol processing being called
7029 * AFTER any socket level flags and backlog are applied to the
7030 * socket. The traditional way that the socket flags are applied is
7031 * AFTER protocol processing. We have made a change to the
7032 * sys/kern/uipc_socket.c module to reverse this but this MUST be in
7033 * place if the socket API for SCTP is to work properly.
7037 struct sctp_inpcb *inp;
7039 inp = (struct sctp_inpcb *)so->so_pcb;
7041 /* I made the same as TCP since we are not setup? */
7042 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7043 return (ECONNRESET);
7045 if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) {
7046 /* See if we have a listener */
7047 struct sctp_inpcb *tinp;
7048 union sctp_sockstore store;
7050 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) {
7052 struct sctp_laddr *laddr;
7054 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
7055 memcpy(&store, &laddr->ifa->address, sizeof(store));
7056 switch (store.sa.sa_family) {
7059 store.sin.sin_port = inp->sctp_lport;
7064 store.sin6.sin6_port = inp->sctp_lport;
7070 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
7071 if (tinp && (tinp != inp) &&
7072 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
7073 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
7074 (SCTP_IS_LISTENING(tinp))) {
7076 * we have a listener already and
7079 SCTP_INP_DECR_REF(tinp);
7080 return (EADDRINUSE);
7082 SCTP_INP_DECR_REF(tinp);
7086 /* Setup a local addr bound all */
7087 memset(&store, 0, sizeof(store));
7089 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
7090 store.sa.sa_family = AF_INET6;
7091 store.sa.sa_len = sizeof(struct sockaddr_in6);
7095 if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) {
7096 store.sa.sa_family = AF_INET;
7097 store.sa.sa_len = sizeof(struct sockaddr_in);
7100 switch (store.sa.sa_family) {
7103 store.sin.sin_port = inp->sctp_lport;
7108 store.sin6.sin6_port = inp->sctp_lport;
7114 tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id);
7115 if (tinp && (tinp != inp) &&
7116 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) &&
7117 ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) &&
7118 (SCTP_IS_LISTENING(tinp))) {
7120 * we have a listener already and its not
7123 SCTP_INP_DECR_REF(tinp);
7124 return (EADDRINUSE);
7126 SCTP_INP_DECR_REF(tinp);
7130 SCTP_INP_RLOCK(inp);
7131 #ifdef SCTP_LOCK_LOGGING
7132 if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) {
7133 sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK);
7137 error = solisten_proto_check(so);
7140 SCTP_INP_RUNLOCK(inp);
7143 if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) &&
7144 (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) {
7146 * The unlucky case - We are in the tcp pool with this guy.
7147 * - Someone else is in the main inp slot. - We must move
7148 * this guy (the listener) to the main slot - We must then
7149 * move the guy that was listener to the TCP Pool.
7151 if (sctp_swap_inpcb_for_listen(inp)) {
7152 SCTP_INP_RUNLOCK(inp);
7153 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7154 return (EADDRINUSE);
7158 if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) &&
7159 (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) {
7160 /* We are already connected AND the TCP model */
7161 SCTP_INP_RUNLOCK(inp);
7162 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE);
7163 return (EADDRINUSE);
7165 SCTP_INP_RUNLOCK(inp);
7166 if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) {
7167 /* We must do a bind. */
7168 if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) {
7169 /* bind error, probably perm */
7173 SCTP_INP_WLOCK(inp);
7174 if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) == 0) {
7176 solisten_proto(so, backlog);
7180 inp->sctp_flags |= SCTP_PCB_FLAGS_ACCEPTING;
7182 inp->sctp_flags &= ~SCTP_PCB_FLAGS_ACCEPTING;
7184 SCTP_INP_WUNLOCK(inp);
7188 static int sctp_defered_wakeup_cnt = 0;
7191 sctp_accept(struct socket *so, struct sockaddr **addr)
7193 struct sctp_tcb *stcb;
7194 struct sctp_inpcb *inp;
7195 union sctp_sockstore store;
7199 inp = (struct sctp_inpcb *)so->so_pcb;
7202 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7203 return (ECONNRESET);
7205 SCTP_INP_RLOCK(inp);
7206 if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) {
7207 SCTP_INP_RUNLOCK(inp);
7208 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP);
7209 return (EOPNOTSUPP);
7211 if (so->so_state & SS_ISDISCONNECTED) {
7212 SCTP_INP_RUNLOCK(inp);
7213 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED);
7214 return (ECONNABORTED);
7216 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7218 SCTP_INP_RUNLOCK(inp);
7219 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7220 return (ECONNRESET);
7222 SCTP_TCB_LOCK(stcb);
7223 SCTP_INP_RUNLOCK(inp);
7224 store = stcb->asoc.primary_destination->ro._l_addr;
7225 stcb->asoc.state &= ~SCTP_STATE_IN_ACCEPT_QUEUE;
7226 SCTP_TCB_UNLOCK(stcb);
7227 switch (store.sa.sa_family) {
7231 struct sockaddr_in *sin;
7233 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7236 sin->sin_family = AF_INET;
7237 sin->sin_len = sizeof(*sin);
7238 sin->sin_port = store.sin.sin_port;
7239 sin->sin_addr = store.sin.sin_addr;
7240 *addr = (struct sockaddr *)sin;
7247 struct sockaddr_in6 *sin6;
7249 SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6);
7252 sin6->sin6_family = AF_INET6;
7253 sin6->sin6_len = sizeof(*sin6);
7254 sin6->sin6_port = store.sin6.sin6_port;
7255 sin6->sin6_addr = store.sin6.sin6_addr;
7256 if ((error = sa6_recoverscope(sin6)) != 0) {
7257 SCTP_FREE_SONAME(sin6);
7260 *addr = (struct sockaddr *)sin6;
7268 /* Wake any delayed sleep action */
7269 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) {
7270 SCTP_INP_WLOCK(inp);
7271 inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE;
7272 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) {
7273 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT;
7274 SCTP_INP_WUNLOCK(inp);
7275 SOCKBUF_LOCK(&inp->sctp_socket->so_snd);
7276 if (sowriteable(inp->sctp_socket)) {
7277 sowwakeup_locked(inp->sctp_socket);
7279 SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd);
7281 SCTP_INP_WLOCK(inp);
7283 if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) {
7284 inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT;
7285 SCTP_INP_WUNLOCK(inp);
7286 SOCKBUF_LOCK(&inp->sctp_socket->so_rcv);
7287 if (soreadable(inp->sctp_socket)) {
7288 sctp_defered_wakeup_cnt++;
7289 sorwakeup_locked(inp->sctp_socket);
7291 SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv);
7293 SCTP_INP_WLOCK(inp);
7295 SCTP_INP_WUNLOCK(inp);
7297 if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) {
7298 SCTP_TCB_LOCK(stcb);
7299 sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC,
7300 SCTP_FROM_SCTP_USRREQ + SCTP_LOC_19);
7307 sctp_ingetaddr(struct socket *so, struct sockaddr **addr)
7309 struct sockaddr_in *sin;
7311 struct sctp_inpcb *inp;
7312 struct sctp_ifa *sctp_ifa;
7315 * Do the malloc first in case it blocks.
7317 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7320 sin->sin_family = AF_INET;
7321 sin->sin_len = sizeof(*sin);
7322 inp = (struct sctp_inpcb *)so->so_pcb;
7324 SCTP_FREE_SONAME(sin);
7325 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7326 return (ECONNRESET);
7328 SCTP_INP_RLOCK(inp);
7329 sin->sin_port = inp->sctp_lport;
7330 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
7331 if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) {
7332 struct sctp_tcb *stcb;
7333 struct sockaddr_in *sin_a;
7334 struct sctp_nets *net;
7337 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7343 SCTP_TCB_LOCK(stcb);
7344 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7345 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7347 /* this will make coverity happy */
7350 if (sin_a->sin_family == AF_INET) {
7355 if ((!fnd) || (sin_a == NULL)) {
7357 SCTP_TCB_UNLOCK(stcb);
7361 vrf_id = inp->def_vrf_id;
7362 sctp_ifa = sctp_source_address_selection(inp,
7364 (sctp_route_t *)&net->ro,
7367 sin->sin_addr = sctp_ifa->address.sin.sin_addr;
7368 sctp_free_ifa(sctp_ifa);
7370 SCTP_TCB_UNLOCK(stcb);
7372 /* For the bound all case you get back 0 */
7374 sin->sin_addr.s_addr = 0;
7378 /* Take the first IPv4 address in the list */
7379 struct sctp_laddr *laddr;
7382 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
7383 if (laddr->ifa->address.sa.sa_family == AF_INET) {
7384 struct sockaddr_in *sin_a;
7386 sin_a = &laddr->ifa->address.sin;
7387 sin->sin_addr = sin_a->sin_addr;
7393 SCTP_FREE_SONAME(sin);
7394 SCTP_INP_RUNLOCK(inp);
7395 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7399 SCTP_INP_RUNLOCK(inp);
7400 (*addr) = (struct sockaddr *)sin;
7405 sctp_peeraddr(struct socket *so, struct sockaddr **addr)
7407 struct sockaddr_in *sin;
7409 struct sockaddr_in *sin_a;
7410 struct sctp_inpcb *inp;
7411 struct sctp_tcb *stcb;
7412 struct sctp_nets *net;
7414 /* Do the malloc first in case it blocks. */
7415 SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin);
7418 sin->sin_family = AF_INET;
7419 sin->sin_len = sizeof(*sin);
7421 inp = (struct sctp_inpcb *)so->so_pcb;
7422 if ((inp == NULL) ||
7423 ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) {
7424 /* UDP type and listeners will drop out here */
7425 SCTP_FREE_SONAME(sin);
7426 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN);
7429 SCTP_INP_RLOCK(inp);
7430 stcb = LIST_FIRST(&inp->sctp_asoc_list);
7432 SCTP_TCB_LOCK(stcb);
7434 SCTP_INP_RUNLOCK(inp);
7436 SCTP_FREE_SONAME(sin);
7437 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL);
7438 return (ECONNRESET);
7441 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
7442 sin_a = (struct sockaddr_in *)&net->ro._l_addr;
7443 if (sin_a->sin_family == AF_INET) {
7445 sin->sin_port = stcb->rport;
7446 sin->sin_addr = sin_a->sin_addr;
7450 SCTP_TCB_UNLOCK(stcb);
7452 /* No IPv4 address */
7453 SCTP_FREE_SONAME(sin);
7454 SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT);
7457 (*addr) = (struct sockaddr *)sin;
7461 struct pr_usrreqs sctp_usrreqs = {
7462 .pru_abort = sctp_abort,
7463 .pru_accept = sctp_accept,
7464 .pru_attach = sctp_attach,
7465 .pru_bind = sctp_bind,
7466 .pru_connect = sctp_connect,
7467 .pru_control = in_control,
7468 .pru_close = sctp_close,
7469 .pru_detach = sctp_close,
7470 .pru_sopoll = sopoll_generic,
7471 .pru_flush = sctp_flush,
7472 .pru_disconnect = sctp_disconnect,
7473 .pru_listen = sctp_listen,
7474 .pru_peeraddr = sctp_peeraddr,
7475 .pru_send = sctp_sendm,
7476 .pru_shutdown = sctp_shutdown,
7477 .pru_sockaddr = sctp_ingetaddr,
7478 .pru_sosend = sctp_sosend,
7479 .pru_soreceive = sctp_soreceive