sctp_usrreq.c revision 246595
1163953Srrs/*- 2185694Srrs * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 3235828Stuexen * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. 4235828Stuexen * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. 5163953Srrs * 6163953Srrs * Redistribution and use in source and binary forms, with or without 7163953Srrs * modification, are permitted provided that the following conditions are met: 8163953Srrs * 9163953Srrs * a) Redistributions of source code must retain the above copyright notice, 10228653Stuexen * this list of conditions and the following disclaimer. 11163953Srrs * 12163953Srrs * b) Redistributions in binary form must reproduce the above copyright 13163953Srrs * notice, this list of conditions and the following disclaimer in 14228653Stuexen * the documentation and/or other materials provided with the distribution. 15163953Srrs * 16163953Srrs * c) Neither the name of Cisco Systems, Inc. nor the names of its 17163953Srrs * contributors may be used to endorse or promote products derived 18163953Srrs * from this software without specific prior written permission. 19163953Srrs * 20163953Srrs * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21163953Srrs * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22163953Srrs * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23163953Srrs * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24163953Srrs * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25163953Srrs * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26163953Srrs * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27163953Srrs * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28163953Srrs * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29163953Srrs * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30163953Srrs * THE POSSIBILITY OF SUCH DAMAGE. 31163953Srrs */ 32163953Srrs 33163953Srrs#include <sys/cdefs.h> 34163953Srrs__FBSDID("$FreeBSD: head/sys/netinet/sctp_usrreq.c 246595 2013-02-09 17:26:14Z tuexen $"); 35235828Stuexen 36166086Srrs#include <netinet/sctp_os.h> 37163953Srrs#include <sys/proc.h> 38163953Srrs#include <netinet/sctp_pcb.h> 39163953Srrs#include <netinet/sctp_header.h> 40163953Srrs#include <netinet/sctp_var.h> 41238475Stuexen#ifdef INET6 42167695Srrs#endif 43167598Srrs#include <netinet/sctp_sysctl.h> 44163953Srrs#include <netinet/sctp_output.h> 45163953Srrs#include <netinet/sctp_uio.h> 46163953Srrs#include <netinet/sctp_asconf.h> 47163953Srrs#include <netinet/sctputil.h> 48163953Srrs#include <netinet/sctp_indata.h> 49163953Srrs#include <netinet/sctp_timer.h> 50163953Srrs#include <netinet/sctp_auth.h> 51170091Srrs#include <netinet/sctp_bsd_addr.h> 52185694Srrs#include <netinet/udp.h> 53164085Srrs 54163953Srrs 55163953Srrs 56217611Stuexenextern struct sctp_cc_functions sctp_cc_functions[]; 57217760Stuexenextern struct sctp_ss_functions sctp_ss_functions[]; 58170091Srrs 59163953Srrsvoid 60163953Srrssctp_init(void) 61163953Srrs{ 62163953Srrs u_long sb_max_adj; 63163953Srrs 64179783Srrs /* Initialize and modify the sysctled variables */ 65179783Srrs sctp_init_sysctls(); 66163953Srrs if ((nmbclusters / 8) > SCTP_ASOC_MAX_CHUNKS_ON_QUEUE) 67179783Srrs SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = (nmbclusters / 8); 68163953Srrs /* 69163953Srrs * Allow a user to take no more than 1/2 the number of clusters or 70163953Srrs * the SB_MAX whichever is smaller for the send window. 71163953Srrs */ 72163953Srrs sb_max_adj = (u_long)((u_quad_t) (SB_MAX) * MCLBYTES / (MSIZE + MCLBYTES)); 73179783Srrs SCTP_BASE_SYSCTL(sctp_sendspace) = min(sb_max_adj, 74170056Srrs (((uint32_t) nmbclusters / 2) * SCTP_DEFAULT_MAXSEGMENT)); 75163953Srrs /* 76163953Srrs * Now for the recv window, should we take the same amount? or 77163953Srrs * should I do 1/2 the SB_MAX instead in the SB_MAX min above. For 78163953Srrs * now I will just copy. 79163953Srrs */ 80179783Srrs SCTP_BASE_SYSCTL(sctp_recvspace) = SCTP_BASE_SYSCTL(sctp_sendspace); 81179783Srrs SCTP_BASE_VAR(first_time) = 0; 82179783Srrs SCTP_BASE_VAR(sctp_pcb_initialized) = 0; 83179783Srrs sctp_pcb_init(); 84179783Srrs#if defined(SCTP_PACKET_LOGGING) 85179783Srrs SCTP_BASE_VAR(packet_log_writers) = 0; 86179783Srrs SCTP_BASE_VAR(packet_log_end) = 0; 87179783Srrs bzero(&SCTP_BASE_VAR(packet_log_buffer), SCTP_PACKET_LOG_SIZE); 88179783Srrs#endif 89163953Srrs} 90163953Srrs 91179783Srrsvoid 92179783Srrssctp_finish(void) 93179783Srrs{ 94179783Srrs sctp_pcb_finish(); 95179783Srrs} 96163953Srrs 97166023Srrs 98163953Srrs 99179157Srrsvoid 100228653Stuexensctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz) 101163953Srrs{ 102163953Srrs struct sctp_tmit_chunk *chk; 103197257Stuexen uint16_t overhead; 104163953Srrs 105163953Srrs /* Adjust that too */ 106163953Srrs stcb->asoc.smallest_mtu = nxtsz; 107163953Srrs /* now off to subtract IP_DF flag if needed */ 108197257Stuexen overhead = IP_HDR_SIZE; 109197257Stuexen if (sctp_auth_is_required_chunk(SCTP_DATA, stcb->asoc.peer_auth_chunks)) { 110197257Stuexen overhead += sctp_get_auth_chunk_len(stcb->asoc.peer_hmac_id); 111197257Stuexen } 112163953Srrs TAILQ_FOREACH(chk, &stcb->asoc.send_queue, sctp_next) { 113197257Stuexen if ((chk->send_size + overhead) > nxtsz) { 114163953Srrs chk->flags |= CHUNK_FLAGS_FRAGMENT_OK; 115163953Srrs } 116163953Srrs } 117163953Srrs TAILQ_FOREACH(chk, &stcb->asoc.sent_queue, sctp_next) { 118197257Stuexen if ((chk->send_size + overhead) > nxtsz) { 119163953Srrs /* 120163953Srrs * For this guy we also mark for immediate resend 121163953Srrs * since we sent to big of chunk 122163953Srrs */ 123163953Srrs chk->flags |= CHUNK_FLAGS_FRAGMENT_OK; 124190689Srrs if (chk->sent < SCTP_DATAGRAM_RESEND) { 125190689Srrs sctp_flight_size_decrease(chk); 126190689Srrs sctp_total_flight_decrease(stcb, chk); 127190689Srrs } 128163953Srrs if (chk->sent != SCTP_DATAGRAM_RESEND) { 129163953Srrs sctp_ucount_incr(stcb->asoc.sent_queue_retran_cnt); 130163953Srrs } 131163953Srrs chk->sent = SCTP_DATAGRAM_RESEND; 132163953Srrs chk->rec.data.doing_fast_retransmit = 0; 133179783Srrs if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) { 134170744Srrs sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU, 135170744Srrs chk->whoTo->flight_size, 136170744Srrs chk->book_size, 137170744Srrs (uintptr_t) chk->whoTo, 138170744Srrs chk->rec.data.TSN_seq); 139170744Srrs } 140163953Srrs /* Clear any time so NO RTT is being done */ 141163953Srrs chk->do_rtt = 0; 142163953Srrs } 143163953Srrs } 144163953Srrs} 145163953Srrs 146221249Stuexen#ifdef INET 147163953Srrsstatic void 148163953Srrssctp_notify_mbuf(struct sctp_inpcb *inp, 149163953Srrs struct sctp_tcb *stcb, 150163953Srrs struct sctp_nets *net, 151163953Srrs struct ip *ip, 152163953Srrs struct sctphdr *sh) 153163953Srrs{ 154163953Srrs struct icmp *icmph; 155163953Srrs int totsz, tmr_stopped = 0; 156163953Srrs uint16_t nxtsz; 157163953Srrs 158163953Srrs /* protection */ 159163953Srrs if ((inp == NULL) || (stcb == NULL) || (net == NULL) || 160163953Srrs (ip == NULL) || (sh == NULL)) { 161169420Srrs if (stcb != NULL) { 162163953Srrs SCTP_TCB_UNLOCK(stcb); 163169420Srrs } 164163953Srrs return; 165163953Srrs } 166163953Srrs /* First job is to verify the vtag matches what I would send */ 167163953Srrs if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) { 168163953Srrs SCTP_TCB_UNLOCK(stcb); 169163953Srrs return; 170163953Srrs } 171163953Srrs icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) - 172163953Srrs sizeof(struct ip))); 173163953Srrs if (icmph->icmp_type != ICMP_UNREACH) { 174163953Srrs /* We only care about unreachable */ 175163953Srrs SCTP_TCB_UNLOCK(stcb); 176163953Srrs return; 177163953Srrs } 178163953Srrs if (icmph->icmp_code != ICMP_UNREACH_NEEDFRAG) { 179163953Srrs /* not a unreachable message due to frag. */ 180163953Srrs SCTP_TCB_UNLOCK(stcb); 181163953Srrs return; 182163953Srrs } 183241913Sglebius totsz = ntohs(ip->ip_len); 184163953Srrs 185171943Srrs nxtsz = ntohs(icmph->icmp_nextmtu); 186163953Srrs if (nxtsz == 0) { 187163953Srrs /* 188163953Srrs * old type router that does not tell us what the next size 189163953Srrs * mtu is. Rats we will have to guess (in a educated fashion 190163953Srrs * of course) 191163953Srrs */ 192214939Stuexen nxtsz = sctp_get_prev_mtu(totsz); 193163953Srrs } 194163953Srrs /* Stop any PMTU timer */ 195165647Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 196163953Srrs tmr_stopped = 1; 197165220Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 198165220Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1); 199163953Srrs } 200163953Srrs /* Adjust destination size limit */ 201163953Srrs if (net->mtu > nxtsz) { 202163953Srrs net->mtu = nxtsz; 203185694Srrs if (net->port) { 204185694Srrs net->mtu -= sizeof(struct udphdr); 205185694Srrs } 206163953Srrs } 207163953Srrs /* now what about the ep? */ 208163953Srrs if (stcb->asoc.smallest_mtu > nxtsz) { 209228653Stuexen sctp_pathmtu_adjustment(stcb, nxtsz); 210163953Srrs } 211163953Srrs if (tmr_stopped) 212163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 213163953Srrs 214163953Srrs SCTP_TCB_UNLOCK(stcb); 215163953Srrs} 216163953Srrs 217221249Stuexen#endif 218163953Srrs 219163953Srrsvoid 220163953Srrssctp_notify(struct sctp_inpcb *inp, 221172091Srrs struct ip *ip, 222163953Srrs struct sctphdr *sh, 223163953Srrs struct sockaddr *to, 224163953Srrs struct sctp_tcb *stcb, 225163953Srrs struct sctp_nets *net) 226163953Srrs{ 227237565Stuexen#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 228172090Srrs struct socket *so; 229172090Srrs 230172090Srrs#endif 231172091Srrs struct icmp *icmph; 232172091Srrs 233235360Stuexen /* protection */ 234163953Srrs if ((inp == NULL) || (stcb == NULL) || (net == NULL) || 235163953Srrs (sh == NULL) || (to == NULL)) { 236172091Srrs if (stcb) 237172091Srrs SCTP_TCB_UNLOCK(stcb); 238163953Srrs return; 239163953Srrs } 240163953Srrs /* First job is to verify the vtag matches what I would send */ 241163953Srrs if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) { 242172091Srrs SCTP_TCB_UNLOCK(stcb); 243163953Srrs return; 244163953Srrs } 245172091Srrs icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) - 246172091Srrs sizeof(struct ip))); 247172091Srrs if (icmph->icmp_type != ICMP_UNREACH) { 248172091Srrs /* We only care about unreachable */ 249172091Srrs SCTP_TCB_UNLOCK(stcb); 250172091Srrs return; 251172091Srrs } 252172091Srrs if ((icmph->icmp_code == ICMP_UNREACH_NET) || 253172091Srrs (icmph->icmp_code == ICMP_UNREACH_HOST) || 254172091Srrs (icmph->icmp_code == ICMP_UNREACH_NET_UNKNOWN) || 255172091Srrs (icmph->icmp_code == ICMP_UNREACH_HOST_UNKNOWN) || 256172091Srrs (icmph->icmp_code == ICMP_UNREACH_ISOLATED) || 257172091Srrs (icmph->icmp_code == ICMP_UNREACH_NET_PROHIB) || 258172091Srrs (icmph->icmp_code == ICMP_UNREACH_HOST_PROHIB) || 259172091Srrs (icmph->icmp_code == ICMP_UNREACH_FILTER_PROHIB)) { 260163953Srrs 261163953Srrs /* 262163953Srrs * Hmm reachablity problems we must examine closely. If its 263163953Srrs * not reachable, we may have lost a network. Or if there is 264163953Srrs * NO protocol at the other end named SCTP. well we consider 265163953Srrs * it a OOTB abort. 266163953Srrs */ 267172091Srrs if (net->dest_state & SCTP_ADDR_REACHABLE) { 268172091Srrs /* Ok that destination is NOT reachable */ 269172091Srrs net->dest_state &= ~SCTP_ADDR_REACHABLE; 270224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 271172091Srrs sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, 272235414Stuexen stcb, 0, 273172091Srrs (void *)net, SCTP_SO_NOT_LOCKED); 274172091Srrs } 275172091Srrs SCTP_TCB_UNLOCK(stcb); 276172091Srrs } else if ((icmph->icmp_code == ICMP_UNREACH_PROTOCOL) || 277172091Srrs (icmph->icmp_code == ICMP_UNREACH_PORT)) { 278172091Srrs /* 279172091Srrs * Here the peer is either playing tricks on us, including 280172091Srrs * an address that belongs to someone who does not support 281172091Srrs * SCTP OR was a userland implementation that shutdown and 282172091Srrs * now is dead. In either case treat it like a OOTB abort 283172091Srrs * with no TCB 284172091Srrs */ 285235403Stuexen sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED); 286237565Stuexen#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 287172091Srrs so = SCTP_INP_SO(inp); 288172091Srrs atomic_add_int(&stcb->asoc.refcnt, 1); 289172091Srrs SCTP_TCB_UNLOCK(stcb); 290172091Srrs SCTP_SOCKET_LOCK(so, 1); 291172091Srrs SCTP_TCB_LOCK(stcb); 292172091Srrs atomic_subtract_int(&stcb->asoc.refcnt, 1); 293172090Srrs#endif 294172091Srrs (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2); 295237565Stuexen#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 296172091Srrs SCTP_SOCKET_UNLOCK(so, 1); 297172091Srrs /* SCTP_TCB_UNLOCK(stcb); MT: I think this is not needed. */ 298172090Srrs#endif 299172091Srrs /* no need to unlock here, since the TCB is gone */ 300163953Srrs } else { 301172091Srrs SCTP_TCB_UNLOCK(stcb); 302163953Srrs } 303163953Srrs} 304163953Srrs 305221249Stuexen#ifdef INET 306163953Srrsvoid 307163953Srrssctp_ctlinput(cmd, sa, vip) 308163953Srrs int cmd; 309163953Srrs struct sockaddr *sa; 310163953Srrs void *vip; 311163953Srrs{ 312163953Srrs struct ip *ip = vip; 313163953Srrs struct sctphdr *sh; 314167598Srrs uint32_t vrf_id; 315163953Srrs 316168299Srrs /* FIX, for non-bsd is this right? */ 317167598Srrs vrf_id = SCTP_DEFAULT_VRFID; 318163953Srrs if (sa->sa_family != AF_INET || 319163953Srrs ((struct sockaddr_in *)sa)->sin_addr.s_addr == INADDR_ANY) { 320163953Srrs return; 321163953Srrs } 322163953Srrs if (PRC_IS_REDIRECT(cmd)) { 323163953Srrs ip = 0; 324163953Srrs } else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) { 325163953Srrs return; 326163953Srrs } 327163953Srrs if (ip) { 328163953Srrs struct sctp_inpcb *inp = NULL; 329163953Srrs struct sctp_tcb *stcb = NULL; 330163953Srrs struct sctp_nets *net = NULL; 331163953Srrs struct sockaddr_in to, from; 332163953Srrs 333163953Srrs sh = (struct sctphdr *)((caddr_t)ip + (ip->ip_hl << 2)); 334163953Srrs bzero(&to, sizeof(to)); 335163953Srrs bzero(&from, sizeof(from)); 336163953Srrs from.sin_family = to.sin_family = AF_INET; 337163953Srrs from.sin_len = to.sin_len = sizeof(to); 338163953Srrs from.sin_port = sh->src_port; 339163953Srrs from.sin_addr = ip->ip_src; 340163953Srrs to.sin_port = sh->dest_port; 341163953Srrs to.sin_addr = ip->ip_dst; 342163953Srrs 343163953Srrs /* 344163953Srrs * 'to' holds the dest of the packet that failed to be sent. 345163953Srrs * 'from' holds our local endpoint address. Thus we reverse 346163953Srrs * the to and the from in the lookup. 347163953Srrs */ 348237715Stuexen stcb = sctp_findassociation_addr_sa((struct sockaddr *)&to, 349237715Stuexen (struct sockaddr *)&from, 350167598Srrs &inp, &net, 1, vrf_id); 351163953Srrs if (stcb != NULL && inp && (inp->sctp_socket != NULL)) { 352163953Srrs if (cmd != PRC_MSGSIZE) { 353172091Srrs sctp_notify(inp, ip, sh, 354163953Srrs (struct sockaddr *)&to, stcb, 355163953Srrs net); 356163953Srrs } else { 357163953Srrs /* handle possible ICMP size messages */ 358163953Srrs sctp_notify_mbuf(inp, stcb, net, ip, sh); 359163953Srrs } 360163953Srrs } else { 361163953Srrs if ((stcb == NULL) && (inp != NULL)) { 362163953Srrs /* reduce ref-count */ 363163953Srrs SCTP_INP_WLOCK(inp); 364163953Srrs SCTP_INP_DECR_REF(inp); 365163953Srrs SCTP_INP_WUNLOCK(inp); 366163953Srrs } 367209029Srrs if (stcb) { 368209029Srrs SCTP_TCB_UNLOCK(stcb); 369209029Srrs } 370163953Srrs } 371163953Srrs } 372163953Srrs return; 373163953Srrs} 374163953Srrs 375221249Stuexen#endif 376221249Stuexen 377163953Srrsstatic int 378163953Srrssctp_getcred(SYSCTL_HANDLER_ARGS) 379163953Srrs{ 380164085Srrs struct xucred xuc; 381163953Srrs struct sockaddr_in addrs[2]; 382163953Srrs struct sctp_inpcb *inp; 383163953Srrs struct sctp_nets *net; 384163953Srrs struct sctp_tcb *stcb; 385164085Srrs int error; 386167598Srrs uint32_t vrf_id; 387163953Srrs 388168299Srrs /* FIX, for non-bsd is this right? */ 389167598Srrs vrf_id = SCTP_DEFAULT_VRFID; 390168299Srrs 391170587Srwatson error = priv_check(req->td, PRIV_NETINET_GETCRED); 392170587Srwatson 393163953Srrs if (error) 394163953Srrs return (error); 395164039Srwatson 396163953Srrs error = SYSCTL_IN(req, addrs, sizeof(addrs)); 397163953Srrs if (error) 398163953Srrs return (error); 399163953Srrs 400237715Stuexen stcb = sctp_findassociation_addr_sa(sintosa(&addrs[1]), 401237715Stuexen sintosa(&addrs[0]), 402167598Srrs &inp, &net, 1, vrf_id); 403163953Srrs if (stcb == NULL || inp == NULL || inp->sctp_socket == NULL) { 404163953Srrs if ((inp != NULL) && (stcb == NULL)) { 405163953Srrs /* reduce ref-count */ 406163953Srrs SCTP_INP_WLOCK(inp); 407163953Srrs SCTP_INP_DECR_REF(inp); 408164085Srrs goto cred_can_cont; 409163953Srrs } 410171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 411163953Srrs error = ENOENT; 412163953Srrs goto out; 413163953Srrs } 414163953Srrs SCTP_TCB_UNLOCK(stcb); 415164085Srrs /* 416164085Srrs * We use the write lock here, only since in the error leg we need 417164085Srrs * it. If we used RLOCK, then we would have to 418164085Srrs * wlock/decr/unlock/rlock. Which in theory could create a hole. 419164085Srrs * Better to use higher wlock. 420164085Srrs */ 421164085Srrs SCTP_INP_WLOCK(inp); 422164085Srrscred_can_cont: 423164085Srrs error = cr_canseesocket(req->td->td_ucred, inp->sctp_socket); 424164085Srrs if (error) { 425164085Srrs SCTP_INP_WUNLOCK(inp); 426164085Srrs goto out; 427164085Srrs } 428164085Srrs cru2x(inp->sctp_socket->so_cred, &xuc); 429164085Srrs SCTP_INP_WUNLOCK(inp); 430164085Srrs error = SYSCTL_OUT(req, &xuc, sizeof(struct xucred)); 431163953Srrsout: 432163953Srrs return (error); 433163953Srrs} 434163953Srrs 435163953SrrsSYSCTL_PROC(_net_inet_sctp, OID_AUTO, getcred, CTLTYPE_OPAQUE | CTLFLAG_RW, 436163953Srrs 0, 0, sctp_getcred, "S,ucred", "Get the ucred of a SCTP connection"); 437163953Srrs 438163953Srrs 439221249Stuexen#ifdef INET 440163953Srrsstatic void 441163953Srrssctp_abort(struct socket *so) 442163953Srrs{ 443163953Srrs struct sctp_inpcb *inp; 444163953Srrs uint32_t flags; 445163953Srrs 446163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 447233005Stuexen if (inp == NULL) { 448163953Srrs return; 449171943Srrs } 450163953Srrssctp_must_try_again: 451163953Srrs flags = inp->sctp_flags; 452163953Srrs#ifdef SCTP_LOG_CLOSING 453163953Srrs sctp_log_closing(inp, NULL, 17); 454163953Srrs#endif 455163953Srrs if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 456163953Srrs (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) { 457163953Srrs#ifdef SCTP_LOG_CLOSING 458163953Srrs sctp_log_closing(inp, NULL, 16); 459163953Srrs#endif 460169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT, 461169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 462163953Srrs SOCK_LOCK(so); 463167695Srrs SCTP_SB_CLEAR(so->so_snd); 464163953Srrs /* 465163953Srrs * same for the rcv ones, they are only here for the 466163953Srrs * accounting/select. 467163953Srrs */ 468167695Srrs SCTP_SB_CLEAR(so->so_rcv); 469167695Srrs 470167695Srrs /* Now null out the reference, we are completely detached. */ 471163953Srrs so->so_pcb = NULL; 472163953Srrs SOCK_UNLOCK(so); 473163953Srrs } else { 474163953Srrs flags = inp->sctp_flags; 475163953Srrs if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) { 476163953Srrs goto sctp_must_try_again; 477163953Srrs } 478163953Srrs } 479163953Srrs return; 480163953Srrs} 481163953Srrs 482163953Srrsstatic int 483228653Stuexensctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUSED) 484163953Srrs{ 485163953Srrs struct sctp_inpcb *inp; 486163953Srrs struct inpcb *ip_inp; 487166086Srrs int error; 488170205Srrs uint32_t vrf_id = SCTP_DEFAULT_VRFID; 489185694Srrs 490171167Sgnn#ifdef IPSEC 491163953Srrs uint32_t flags; 492185694Srrs 493185435Sbz#endif 494171440Srrs 495163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 496163953Srrs if (inp != 0) { 497171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 498228907Stuexen return (EINVAL); 499163953Srrs } 500184030Srrs if (so->so_snd.sb_hiwat == 0 || so->so_rcv.sb_hiwat == 0) { 501184030Srrs error = SCTP_SORESERVE(so, SCTP_BASE_SYSCTL(sctp_sendspace), SCTP_BASE_SYSCTL(sctp_recvspace)); 502184030Srrs if (error) { 503228907Stuexen return (error); 504184030Srrs } 505163953Srrs } 506170205Srrs error = sctp_inpcb_alloc(so, vrf_id); 507163953Srrs if (error) { 508228907Stuexen return (error); 509163953Srrs } 510163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 511163953Srrs SCTP_INP_WLOCK(inp); 512163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_BOUND_V6; /* I'm not v6! */ 513163953Srrs ip_inp = &inp->ip_inp.inp; 514163953Srrs ip_inp->inp_vflag |= INP_IPV4; 515197288Srrs ip_inp->inp_ip_ttl = MODULE_GLOBAL(ip_defttl); 516171167Sgnn#ifdef IPSEC 517171133Sgnn error = ipsec_init_policy(so, &ip_inp->inp_sp); 518163953Srrs#ifdef SCTP_LOG_CLOSING 519163953Srrs sctp_log_closing(inp, NULL, 17); 520163953Srrs#endif 521163953Srrs if (error != 0) { 522202523Srrstry_again: 523163953Srrs flags = inp->sctp_flags; 524163953Srrs if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 525163953Srrs (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) { 526163953Srrs#ifdef SCTP_LOG_CLOSING 527163953Srrs sctp_log_closing(inp, NULL, 15); 528163953Srrs#endif 529169352Srrs SCTP_INP_WUNLOCK(inp); 530169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT, 531169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 532169254Srrs } else { 533202523Srrs flags = inp->sctp_flags; 534202523Srrs if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) { 535202523Srrs goto try_again; 536202523Srrs } else { 537202523Srrs SCTP_INP_WUNLOCK(inp); 538202523Srrs } 539163953Srrs } 540228907Stuexen return (error); 541163953Srrs } 542171167Sgnn#endif /* IPSEC */ 543163953Srrs SCTP_INP_WUNLOCK(inp); 544228907Stuexen return (0); 545163953Srrs} 546163953Srrs 547163953Srrsstatic int 548163953Srrssctp_bind(struct socket *so, struct sockaddr *addr, struct thread *p) 549163953Srrs{ 550244730Stuexen struct sctp_inpcb *inp; 551163953Srrs 552163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 553233005Stuexen if (inp == NULL) { 554171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 555228907Stuexen return (EINVAL); 556171943Srrs } 557244730Stuexen if (addr != NULL) { 558244730Stuexen if ((addr->sa_family != AF_INET) || 559244730Stuexen (addr->sa_len != sizeof(struct sockaddr_in))) { 560244730Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 561244730Stuexen return (EINVAL); 562244730Stuexen } 563244730Stuexen } 564244730Stuexen return (sctp_inpcb_bind(so, addr, NULL, p)); 565163953Srrs} 566163953Srrs 567221249Stuexen#endif 568171990Srrsvoid 569163953Srrssctp_close(struct socket *so) 570163953Srrs{ 571163953Srrs struct sctp_inpcb *inp; 572163953Srrs uint32_t flags; 573163953Srrs 574163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 575233005Stuexen if (inp == NULL) 576163953Srrs return; 577163953Srrs 578163953Srrs /* 579163953Srrs * Inform all the lower layer assoc that we are done. 580163953Srrs */ 581163953Srrssctp_must_try_again: 582163953Srrs flags = inp->sctp_flags; 583163953Srrs#ifdef SCTP_LOG_CLOSING 584163953Srrs sctp_log_closing(inp, NULL, 17); 585163953Srrs#endif 586163953Srrs if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 587163953Srrs (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) { 588163953Srrs if (((so->so_options & SO_LINGER) && (so->so_linger == 0)) || 589163953Srrs (so->so_rcv.sb_cc > 0)) { 590163953Srrs#ifdef SCTP_LOG_CLOSING 591163953Srrs sctp_log_closing(inp, NULL, 13); 592163953Srrs#endif 593169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT, 594169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 595163953Srrs } else { 596163953Srrs#ifdef SCTP_LOG_CLOSING 597163953Srrs sctp_log_closing(inp, NULL, 14); 598163953Srrs#endif 599169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE, 600169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 601163953Srrs } 602163953Srrs /* 603163953Srrs * The socket is now detached, no matter what the state of 604163953Srrs * the SCTP association. 605163953Srrs */ 606163953Srrs SOCK_LOCK(so); 607167695Srrs SCTP_SB_CLEAR(so->so_snd); 608163953Srrs /* 609163953Srrs * same for the rcv ones, they are only here for the 610163953Srrs * accounting/select. 611163953Srrs */ 612167695Srrs SCTP_SB_CLEAR(so->so_rcv); 613167695Srrs 614167695Srrs /* Now null out the reference, we are completely detached. */ 615163953Srrs so->so_pcb = NULL; 616163953Srrs SOCK_UNLOCK(so); 617163953Srrs } else { 618163953Srrs flags = inp->sctp_flags; 619163953Srrs if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) { 620163953Srrs goto sctp_must_try_again; 621163953Srrs } 622163953Srrs } 623163953Srrs return; 624163953Srrs} 625163953Srrs 626163953Srrs 627163953Srrsint 628163953Srrssctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr, 629163953Srrs struct mbuf *control, struct thread *p); 630163953Srrs 631163953Srrs 632163953Srrsint 633163953Srrssctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr, 634163953Srrs struct mbuf *control, struct thread *p) 635163953Srrs{ 636163953Srrs struct sctp_inpcb *inp; 637163953Srrs int error; 638163953Srrs 639163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 640233005Stuexen if (inp == NULL) { 641163953Srrs if (control) { 642163953Srrs sctp_m_freem(control); 643163953Srrs control = NULL; 644163953Srrs } 645171943Srrs SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 646163953Srrs sctp_m_freem(m); 647228907Stuexen return (EINVAL); 648163953Srrs } 649163953Srrs /* Got to have an to address if we are NOT a connected socket */ 650163953Srrs if ((addr == NULL) && 651163953Srrs ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) || 652228907Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE))) { 653163953Srrs goto connected_type; 654163953Srrs } else if (addr == NULL) { 655171943Srrs SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ); 656163953Srrs error = EDESTADDRREQ; 657163953Srrs sctp_m_freem(m); 658163953Srrs if (control) { 659163953Srrs sctp_m_freem(control); 660163953Srrs control = NULL; 661163953Srrs } 662163953Srrs return (error); 663163953Srrs } 664163953Srrs#ifdef INET6 665163953Srrs if (addr->sa_family != AF_INET) { 666163953Srrs /* must be a v4 address! */ 667171943Srrs SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ); 668163953Srrs sctp_m_freem(m); 669163953Srrs if (control) { 670163953Srrs sctp_m_freem(control); 671163953Srrs control = NULL; 672163953Srrs } 673163953Srrs error = EDESTADDRREQ; 674223132Stuexen return (error); 675163953Srrs } 676163953Srrs#endif /* INET6 */ 677163953Srrsconnected_type: 678163953Srrs /* now what about control */ 679163953Srrs if (control) { 680163953Srrs if (inp->control) { 681169420Srrs SCTP_PRINTF("huh? control set?\n"); 682163953Srrs sctp_m_freem(inp->control); 683163953Srrs inp->control = NULL; 684163953Srrs } 685163953Srrs inp->control = control; 686163953Srrs } 687163953Srrs /* Place the data */ 688163953Srrs if (inp->pkt) { 689165647Srrs SCTP_BUF_NEXT(inp->pkt_last) = m; 690163953Srrs inp->pkt_last = m; 691163953Srrs } else { 692163953Srrs inp->pkt_last = inp->pkt = m; 693163953Srrs } 694163953Srrs if ( 695163953Srrs /* FreeBSD uses a flag passed */ 696163953Srrs ((flags & PRUS_MORETOCOME) == 0) 697163953Srrs ) { 698163953Srrs /* 699163953Srrs * note with the current version this code will only be used 700163953Srrs * by OpenBSD-- NetBSD, FreeBSD, and MacOS have methods for 701163953Srrs * re-defining sosend to use the sctp_sosend. One can 702163953Srrs * optionally switch back to this code (by changing back the 703163953Srrs * definitions) but this is not advisable. This code is used 704163953Srrs * by FreeBSD when sending a file with sendfile() though. 705163953Srrs */ 706163953Srrs int ret; 707163953Srrs 708163953Srrs ret = sctp_output(inp, inp->pkt, addr, inp->control, p, flags); 709163953Srrs inp->pkt = NULL; 710163953Srrs inp->control = NULL; 711163953Srrs return (ret); 712163953Srrs } else { 713163953Srrs return (0); 714163953Srrs } 715163953Srrs} 716163953Srrs 717171990Srrsint 718163953Srrssctp_disconnect(struct socket *so) 719163953Srrs{ 720163953Srrs struct sctp_inpcb *inp; 721163953Srrs 722163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 723163953Srrs if (inp == NULL) { 724171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 725163953Srrs return (ENOTCONN); 726163953Srrs } 727163953Srrs SCTP_INP_RLOCK(inp); 728171745Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 729171745Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 730199437Stuexen if (LIST_EMPTY(&inp->sctp_asoc_list)) { 731163953Srrs /* No connection */ 732163953Srrs SCTP_INP_RUNLOCK(inp); 733163953Srrs return (0); 734163953Srrs } else { 735163953Srrs struct sctp_association *asoc; 736163953Srrs struct sctp_tcb *stcb; 737163953Srrs 738163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 739163953Srrs if (stcb == NULL) { 740163953Srrs SCTP_INP_RUNLOCK(inp); 741171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 742163953Srrs return (EINVAL); 743163953Srrs } 744163953Srrs SCTP_TCB_LOCK(stcb); 745163953Srrs asoc = &stcb->asoc; 746163953Srrs if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) { 747163953Srrs /* We are about to be freed, out of here */ 748163953Srrs SCTP_TCB_UNLOCK(stcb); 749163953Srrs SCTP_INP_RUNLOCK(inp); 750163953Srrs return (0); 751163953Srrs } 752163953Srrs if (((so->so_options & SO_LINGER) && 753163953Srrs (so->so_linger == 0)) || 754163953Srrs (so->so_rcv.sb_cc > 0)) { 755163953Srrs if (SCTP_GET_STATE(asoc) != 756163953Srrs SCTP_STATE_COOKIE_WAIT) { 757163953Srrs /* Left with Data unread */ 758163953Srrs struct mbuf *err; 759163953Srrs 760243882Sglebius err = sctp_get_mbuf_for_msg(sizeof(struct sctp_paramhdr), 0, M_NOWAIT, 1, MT_DATA); 761163953Srrs if (err) { 762163953Srrs /* 763163953Srrs * Fill in the user 764163953Srrs * initiated abort 765163953Srrs */ 766163953Srrs struct sctp_paramhdr *ph; 767163953Srrs 768163953Srrs ph = mtod(err, struct sctp_paramhdr *); 769165647Srrs SCTP_BUF_LEN(err) = sizeof(struct sctp_paramhdr); 770163953Srrs ph->param_type = htons(SCTP_CAUSE_USER_INITIATED_ABT); 771165647Srrs ph->param_length = htons(SCTP_BUF_LEN(err)); 772163953Srrs } 773172090Srrs sctp_send_abort_tcb(stcb, err, SCTP_SO_LOCKED); 774163953Srrs SCTP_STAT_INCR_COUNTER32(sctps_aborted); 775163953Srrs } 776163953Srrs SCTP_INP_RUNLOCK(inp); 777163953Srrs if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) || 778163953Srrs (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 779163953Srrs SCTP_STAT_DECR_GAUGE32(sctps_currestab); 780163953Srrs } 781171943Srrs (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3); 782163953Srrs /* No unlock tcb assoc is gone */ 783163953Srrs return (0); 784163953Srrs } 785163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 786163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 787163953Srrs (asoc->stream_queue_cnt == 0)) { 788163953Srrs /* there is nothing queued to send, so done */ 789163953Srrs if (asoc->locked_on_sending) { 790163953Srrs goto abort_anyway; 791163953Srrs } 792166675Srrs if ((SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) && 793166675Srrs (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_ACK_SENT)) { 794163953Srrs /* only send SHUTDOWN 1st time thru */ 795224641Stuexen struct sctp_nets *netp; 796224641Stuexen 797246588Stuexen if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) || 798246588Stuexen (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 799246588Stuexen SCTP_STAT_DECR_GAUGE32(sctps_currestab); 800246588Stuexen } 801246588Stuexen SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); 802246588Stuexen SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); 803246588Stuexen sctp_stop_timers_for_shutdown(stcb); 804224641Stuexen if (stcb->asoc.alternate) { 805224641Stuexen netp = stcb->asoc.alternate; 806224641Stuexen } else { 807224641Stuexen netp = stcb->asoc.primary_destination; 808224641Stuexen } 809224641Stuexen sctp_send_shutdown(stcb, netp); 810163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN, 811224641Stuexen stcb->sctp_ep, stcb, netp); 812163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, 813224641Stuexen stcb->sctp_ep, stcb, netp); 814246588Stuexen sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED); 815163953Srrs } 816163953Srrs } else { 817163953Srrs /* 818163953Srrs * we still got (or just got) data to send, 819163953Srrs * so set SHUTDOWN_PENDING 820163953Srrs */ 821163953Srrs /* 822163953Srrs * XXX sockets draft says that SCTP_EOF 823163953Srrs * should be sent with no data. currently, 824163953Srrs * we will allow user data to be sent first 825163953Srrs * and move to SHUTDOWN-PENDING 826163953Srrs */ 827224641Stuexen struct sctp_nets *netp; 828224641Stuexen 829224641Stuexen if (stcb->asoc.alternate) { 830224641Stuexen netp = stcb->asoc.alternate; 831224641Stuexen } else { 832224641Stuexen netp = stcb->asoc.primary_destination; 833224641Stuexen } 834224641Stuexen 835163953Srrs asoc->state |= SCTP_STATE_SHUTDOWN_PENDING; 836163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, 837224641Stuexen netp); 838163953Srrs if (asoc->locked_on_sending) { 839163953Srrs /* Locked to send out the data */ 840163953Srrs struct sctp_stream_queue_pending *sp; 841163953Srrs 842163953Srrs sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead); 843163953Srrs if (sp == NULL) { 844169420Srrs SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n", 845163953Srrs asoc->locked_on_sending->stream_no); 846163953Srrs } else { 847163953Srrs if ((sp->length == 0) && (sp->msg_is_complete == 0)) 848163953Srrs asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; 849163953Srrs } 850163953Srrs } 851163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 852163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 853163953Srrs (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) { 854163953Srrs struct mbuf *op_err; 855163953Srrs 856163953Srrs abort_anyway: 857163953Srrs op_err = sctp_get_mbuf_for_msg((sizeof(struct sctp_paramhdr) + sizeof(uint32_t)), 858243882Sglebius 0, M_NOWAIT, 1, MT_DATA); 859163953Srrs if (op_err) { 860163953Srrs /* 861163953Srrs * Fill in the user 862163953Srrs * initiated abort 863163953Srrs */ 864163953Srrs struct sctp_paramhdr *ph; 865163953Srrs uint32_t *ippp; 866163953Srrs 867165647Srrs SCTP_BUF_LEN(op_err) = 868163953Srrs (sizeof(struct sctp_paramhdr) + sizeof(uint32_t)); 869163953Srrs ph = mtod(op_err, 870163953Srrs struct sctp_paramhdr *); 871163953Srrs ph->param_type = htons( 872163953Srrs SCTP_CAUSE_USER_INITIATED_ABT); 873165647Srrs ph->param_length = htons(SCTP_BUF_LEN(op_err)); 874163953Srrs ippp = (uint32_t *) (ph + 1); 875165220Srrs *ippp = htonl(SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4); 876163953Srrs } 877165220Srrs stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4; 878172090Srrs sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED); 879163953Srrs SCTP_STAT_INCR_COUNTER32(sctps_aborted); 880163953Srrs if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) || 881163953Srrs (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 882163953Srrs SCTP_STAT_DECR_GAUGE32(sctps_currestab); 883163953Srrs } 884163953Srrs SCTP_INP_RUNLOCK(inp); 885171943Srrs (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5); 886163953Srrs return (0); 887171990Srrs } else { 888172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); 889163953Srrs } 890163953Srrs } 891188067Srrs soisdisconnecting(so); 892163953Srrs SCTP_TCB_UNLOCK(stcb); 893163953Srrs SCTP_INP_RUNLOCK(inp); 894163953Srrs return (0); 895163953Srrs } 896163953Srrs /* not reached */ 897163953Srrs } else { 898163953Srrs /* UDP model does not support this */ 899163953Srrs SCTP_INP_RUNLOCK(inp); 900171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 901228907Stuexen return (EOPNOTSUPP); 902163953Srrs } 903163953Srrs} 904163953Srrs 905163953Srrsint 906178202Srrssctp_flush(struct socket *so, int how) 907178202Srrs{ 908178202Srrs /* 909178202Srrs * We will just clear out the values and let subsequent close clear 910178202Srrs * out the data, if any. Note if the user did a shutdown(SHUT_RD) 911178202Srrs * they will not be able to read the data, the socket will block 912178202Srrs * that from happening. 913178202Srrs */ 914209289Stuexen struct sctp_inpcb *inp; 915209289Stuexen 916209289Stuexen inp = (struct sctp_inpcb *)so->so_pcb; 917209289Stuexen if (inp == NULL) { 918209289Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 919228907Stuexen return (EINVAL); 920209289Stuexen } 921209289Stuexen SCTP_INP_RLOCK(inp); 922209289Stuexen /* For the 1 to many model this does nothing */ 923209289Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 924209289Stuexen SCTP_INP_RUNLOCK(inp); 925209289Stuexen return (0); 926209289Stuexen } 927209289Stuexen SCTP_INP_RUNLOCK(inp); 928178202Srrs if ((how == PRU_FLUSH_RD) || (how == PRU_FLUSH_RDWR)) { 929178202Srrs /* 930178202Srrs * First make sure the sb will be happy, we don't use these 931178202Srrs * except maybe the count 932178202Srrs */ 933209289Stuexen SCTP_INP_WLOCK(inp); 934209289Stuexen SCTP_INP_READ_LOCK(inp); 935209289Stuexen inp->sctp_flags |= SCTP_PCB_FLAGS_SOCKET_CANT_READ; 936209289Stuexen SCTP_INP_READ_UNLOCK(inp); 937209289Stuexen SCTP_INP_WUNLOCK(inp); 938178202Srrs so->so_rcv.sb_cc = 0; 939178202Srrs so->so_rcv.sb_mbcnt = 0; 940178202Srrs so->so_rcv.sb_mb = NULL; 941178202Srrs } 942178202Srrs if ((how == PRU_FLUSH_WR) || (how == PRU_FLUSH_RDWR)) { 943178202Srrs /* 944178202Srrs * First make sure the sb will be happy, we don't use these 945178202Srrs * except maybe the count 946178202Srrs */ 947178202Srrs so->so_snd.sb_cc = 0; 948178202Srrs so->so_snd.sb_mbcnt = 0; 949178202Srrs so->so_snd.sb_mb = NULL; 950178202Srrs 951178202Srrs } 952178202Srrs return (0); 953178202Srrs} 954178202Srrs 955178202Srrsint 956163953Srrssctp_shutdown(struct socket *so) 957163953Srrs{ 958163953Srrs struct sctp_inpcb *inp; 959163953Srrs 960163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 961233005Stuexen if (inp == NULL) { 962171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 963228907Stuexen return (EINVAL); 964163953Srrs } 965163953Srrs SCTP_INP_RLOCK(inp); 966163953Srrs /* For UDP model this is a invalid call */ 967243558Stuexen if (!((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 968243558Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) { 969163953Srrs /* Restore the flags that the soshutdown took away. */ 970204096Stuexen SOCKBUF_LOCK(&so->so_rcv); 971163953Srrs so->so_rcv.sb_state &= ~SBS_CANTRCVMORE; 972204096Stuexen SOCKBUF_UNLOCK(&so->so_rcv); 973163953Srrs /* This proc will wakeup for read and do nothing (I hope) */ 974163953Srrs SCTP_INP_RUNLOCK(inp); 975171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 976163953Srrs return (EOPNOTSUPP); 977163953Srrs } 978163953Srrs /* 979163953Srrs * Ok if we reach here its the TCP model and it is either a SHUT_WR 980163953Srrs * or SHUT_RDWR. This means we put the shutdown flag against it. 981163953Srrs */ 982163953Srrs { 983163953Srrs struct sctp_tcb *stcb; 984163953Srrs struct sctp_association *asoc; 985163953Srrs 986188067Srrs if ((so->so_state & 987188067Srrs (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) { 988188067Srrs SCTP_INP_RUNLOCK(inp); 989188067Srrs return (ENOTCONN); 990188067Srrs } 991163953Srrs socantsendmore(so); 992163953Srrs 993163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 994163953Srrs if (stcb == NULL) { 995163953Srrs /* 996163953Srrs * Ok we hit the case that the shutdown call was 997163953Srrs * made after an abort or something. Nothing to do 998163953Srrs * now. 999163953Srrs */ 1000168299Srrs SCTP_INP_RUNLOCK(inp); 1001163953Srrs return (0); 1002163953Srrs } 1003163953Srrs SCTP_TCB_LOCK(stcb); 1004163953Srrs asoc = &stcb->asoc; 1005163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 1006163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 1007163953Srrs (asoc->stream_queue_cnt == 0)) { 1008163953Srrs if (asoc->locked_on_sending) { 1009163953Srrs goto abort_anyway; 1010163953Srrs } 1011163953Srrs /* there is nothing queued to send, so I'm done... */ 1012163953Srrs if (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) { 1013163953Srrs /* only send SHUTDOWN the first time through */ 1014224641Stuexen struct sctp_nets *netp; 1015224641Stuexen 1016246588Stuexen if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) || 1017246588Stuexen (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 1018246588Stuexen SCTP_STAT_DECR_GAUGE32(sctps_currestab); 1019246588Stuexen } 1020246588Stuexen SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); 1021246588Stuexen SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); 1022246588Stuexen sctp_stop_timers_for_shutdown(stcb); 1023224641Stuexen if (stcb->asoc.alternate) { 1024224641Stuexen netp = stcb->asoc.alternate; 1025224641Stuexen } else { 1026224641Stuexen netp = stcb->asoc.primary_destination; 1027224641Stuexen } 1028224641Stuexen sctp_send_shutdown(stcb, netp); 1029163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN, 1030224641Stuexen stcb->sctp_ep, stcb, netp); 1031163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, 1032224641Stuexen stcb->sctp_ep, stcb, netp); 1033246588Stuexen sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED); 1034163953Srrs } 1035163953Srrs } else { 1036163953Srrs /* 1037163953Srrs * we still got (or just got) data to send, so set 1038163953Srrs * SHUTDOWN_PENDING 1039163953Srrs */ 1040224641Stuexen struct sctp_nets *netp; 1041224641Stuexen 1042224641Stuexen if (stcb->asoc.alternate) { 1043224641Stuexen netp = stcb->asoc.alternate; 1044224641Stuexen } else { 1045224641Stuexen netp = stcb->asoc.primary_destination; 1046224641Stuexen } 1047224641Stuexen 1048163953Srrs asoc->state |= SCTP_STATE_SHUTDOWN_PENDING; 1049163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, 1050224641Stuexen netp); 1051163953Srrs 1052163953Srrs if (asoc->locked_on_sending) { 1053163953Srrs /* Locked to send out the data */ 1054163953Srrs struct sctp_stream_queue_pending *sp; 1055163953Srrs 1056163953Srrs sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead); 1057163953Srrs if (sp == NULL) { 1058169420Srrs SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n", 1059163953Srrs asoc->locked_on_sending->stream_no); 1060163953Srrs } else { 1061163953Srrs if ((sp->length == 0) && (sp->msg_is_complete == 0)) { 1062163953Srrs asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; 1063163953Srrs } 1064163953Srrs } 1065163953Srrs } 1066163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 1067163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 1068163953Srrs (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) { 1069163953Srrs struct mbuf *op_err; 1070163953Srrs 1071163953Srrs abort_anyway: 1072163953Srrs op_err = sctp_get_mbuf_for_msg((sizeof(struct sctp_paramhdr) + sizeof(uint32_t)), 1073243882Sglebius 0, M_NOWAIT, 1, MT_DATA); 1074163953Srrs if (op_err) { 1075163953Srrs /* Fill in the user initiated abort */ 1076163953Srrs struct sctp_paramhdr *ph; 1077163953Srrs uint32_t *ippp; 1078163953Srrs 1079165647Srrs SCTP_BUF_LEN(op_err) = 1080163953Srrs sizeof(struct sctp_paramhdr) + sizeof(uint32_t); 1081163953Srrs ph = mtod(op_err, 1082163953Srrs struct sctp_paramhdr *); 1083163953Srrs ph->param_type = htons( 1084163953Srrs SCTP_CAUSE_USER_INITIATED_ABT); 1085165647Srrs ph->param_length = htons(SCTP_BUF_LEN(op_err)); 1086163953Srrs ippp = (uint32_t *) (ph + 1); 1087165220Srrs *ippp = htonl(SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6); 1088163953Srrs } 1089165220Srrs stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6; 1090163953Srrs sctp_abort_an_association(stcb->sctp_ep, stcb, 1091172090Srrs op_err, SCTP_SO_LOCKED); 1092163953Srrs goto skip_unlock; 1093171990Srrs } else { 1094172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); 1095163953Srrs } 1096163953Srrs } 1097163953Srrs SCTP_TCB_UNLOCK(stcb); 1098163953Srrs } 1099163953Srrsskip_unlock: 1100163953Srrs SCTP_INP_RUNLOCK(inp); 1101228907Stuexen return (0); 1102163953Srrs} 1103163953Srrs 1104163953Srrs/* 1105163953Srrs * copies a "user" presentable address and removes embedded scope, etc. 1106163953Srrs * returns 0 on success, 1 on error 1107163953Srrs */ 1108163953Srrsstatic uint32_t 1109163953Srrssctp_fill_user_address(struct sockaddr_storage *ss, struct sockaddr *sa) 1110163953Srrs{ 1111178251Srrs#ifdef INET6 1112163953Srrs struct sockaddr_in6 lsa6; 1113163953Srrs 1114163953Srrs sa = (struct sockaddr *)sctp_recover_scope((struct sockaddr_in6 *)sa, 1115163953Srrs &lsa6); 1116178251Srrs#endif 1117163953Srrs memcpy(ss, sa, sa->sa_len); 1118163953Srrs return (0); 1119163953Srrs} 1120163953Srrs 1121163953Srrs 1122163953Srrs 1123172091Srrs/* 1124172091Srrs * NOTE: assumes addr lock is held 1125172091Srrs */ 1126166675Srrsstatic size_t 1127168124Srrssctp_fill_up_addresses_vrf(struct sctp_inpcb *inp, 1128163953Srrs struct sctp_tcb *stcb, 1129166675Srrs size_t limit, 1130167598Srrs struct sockaddr_storage *sas, 1131167598Srrs uint32_t vrf_id) 1132163953Srrs{ 1133167598Srrs struct sctp_ifn *sctp_ifn; 1134167598Srrs struct sctp_ifa *sctp_ifa; 1135166675Srrs int loopback_scope, ipv4_local_scope, local_scope, site_scope; 1136166675Srrs size_t actual; 1137163953Srrs int ipv4_addr_legal, ipv6_addr_legal; 1138167598Srrs struct sctp_vrf *vrf; 1139163953Srrs 1140163953Srrs actual = 0; 1141163953Srrs if (limit <= 0) 1142163953Srrs return (actual); 1143163953Srrs 1144163953Srrs if (stcb) { 1145163953Srrs /* Turn on all the appropriate scope */ 1146246595Stuexen loopback_scope = stcb->asoc.scope.loopback_scope; 1147246595Stuexen ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope; 1148246595Stuexen local_scope = stcb->asoc.scope.local_scope; 1149246595Stuexen site_scope = stcb->asoc.scope.site_scope; 1150246595Stuexen ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal; 1151246595Stuexen ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal; 1152163953Srrs } else { 1153246595Stuexen /* Use generic values for endpoints. */ 1154246595Stuexen loopback_scope = 1; 1155246595Stuexen ipv4_local_scope = 1; 1156246595Stuexen local_scope = 1; 1157246595Stuexen site_scope = 1; 1158246595Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 1159246595Stuexen ipv6_addr_legal = 1; 1160246595Stuexen if (SCTP_IPV6_V6ONLY(inp)) { 1161246595Stuexen ipv4_addr_legal = 0; 1162246595Stuexen } else { 1163246595Stuexen ipv4_addr_legal = 1; 1164246595Stuexen } 1165246595Stuexen } else { 1166246595Stuexen ipv6_addr_legal = 0; 1167163953Srrs ipv4_addr_legal = 1; 1168163953Srrs } 1169163953Srrs } 1170167598Srrs vrf = sctp_find_vrf(vrf_id); 1171167598Srrs if (vrf == NULL) { 1172167598Srrs return (0); 1173167598Srrs } 1174163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1175167598Srrs LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 1176163953Srrs if ((loopback_scope == 0) && 1177167598Srrs SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) { 1178163953Srrs /* Skip loopback if loopback_scope not set */ 1179163953Srrs continue; 1180163953Srrs } 1181167598Srrs LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 1182163953Srrs if (stcb) { 1183163953Srrs /* 1184163953Srrs * For the BOUND-ALL case, the list 1185163953Srrs * associated with a TCB is Always 1186163953Srrs * considered a reverse list.. i.e. 1187163953Srrs * it lists addresses that are NOT 1188163953Srrs * part of the association. If this 1189163953Srrs * is one of those we must skip it. 1190163953Srrs */ 1191163953Srrs if (sctp_is_addr_restricted(stcb, 1192167598Srrs sctp_ifa)) { 1193163953Srrs continue; 1194163953Srrs } 1195163953Srrs } 1196178251Srrs switch (sctp_ifa->address.sa.sa_family) { 1197221249Stuexen#ifdef INET 1198178251Srrs case AF_INET: 1199178251Srrs if (ipv4_addr_legal) { 1200178251Srrs struct sockaddr_in *sin; 1201163953Srrs 1202178251Srrs sin = (struct sockaddr_in *)&sctp_ifa->address.sa; 1203178251Srrs if (sin->sin_addr.s_addr == 0) { 1204178251Srrs /* 1205178251Srrs * we skip 1206178251Srrs * unspecifed 1207178251Srrs * addresses 1208178251Srrs */ 1209178251Srrs continue; 1210178251Srrs } 1211178251Srrs if ((ipv4_local_scope == 0) && 1212178251Srrs (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) { 1213178251Srrs continue; 1214178251Srrs } 1215178251Srrs#ifdef INET6 1216178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 1217178251Srrs in6_sin_2_v4mapsin6(sin, (struct sockaddr_in6 *)sas); 1218178251Srrs ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1219178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(struct sockaddr_in6)); 1220178251Srrs actual += sizeof(struct sockaddr_in6); 1221178251Srrs } else { 1222178251Srrs#endif 1223178251Srrs memcpy(sas, sin, sizeof(*sin)); 1224178251Srrs ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport; 1225178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin)); 1226178251Srrs actual += sizeof(*sin); 1227178251Srrs#ifdef INET6 1228178251Srrs } 1229178251Srrs#endif 1230178251Srrs if (actual >= limit) { 1231178251Srrs return (actual); 1232178251Srrs } 1233178251Srrs } else { 1234163953Srrs continue; 1235163953Srrs } 1236178251Srrs break; 1237221249Stuexen#endif 1238178251Srrs#ifdef INET6 1239178251Srrs case AF_INET6: 1240178251Srrs if (ipv6_addr_legal) { 1241178251Srrs struct sockaddr_in6 *sin6; 1242163953Srrs 1243178251Srrs sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; 1244178251Srrs if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 1245178251Srrs /* 1246178251Srrs * we skip 1247178251Srrs * unspecifed 1248178251Srrs * addresses 1249178251Srrs */ 1250163953Srrs continue; 1251178251Srrs } 1252178251Srrs if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 1253178251Srrs if (local_scope == 0) 1254163953Srrs continue; 1255178251Srrs if (sin6->sin6_scope_id == 0) { 1256178251Srrs if (sa6_recoverscope(sin6) != 0) 1257178251Srrs /* 1258178251Srrs * 1259178251Srrs * bad 1260178251Srrs * 1261178251Srrs * li 1262178251Srrs * nk 1263178251Srrs * 1264178251Srrs * loc 1265178251Srrs * al 1266178251Srrs * 1267178251Srrs * add 1268178251Srrs * re 1269178251Srrs * ss 1270178251Srrs * */ 1271178251Srrs continue; 1272178251Srrs } 1273163953Srrs } 1274178251Srrs if ((site_scope == 0) && 1275178251Srrs (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) { 1276178251Srrs continue; 1277178251Srrs } 1278178251Srrs memcpy(sas, sin6, sizeof(*sin6)); 1279178251Srrs ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1280178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin6)); 1281178251Srrs actual += sizeof(*sin6); 1282178251Srrs if (actual >= limit) { 1283178251Srrs return (actual); 1284178251Srrs } 1285178251Srrs } else { 1286163953Srrs continue; 1287163953Srrs } 1288178251Srrs break; 1289178251Srrs#endif 1290178251Srrs default: 1291178251Srrs /* TSNH */ 1292178251Srrs break; 1293163953Srrs } 1294163953Srrs } 1295163953Srrs } 1296163953Srrs } else { 1297163953Srrs struct sctp_laddr *laddr; 1298163953Srrs 1299167598Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 1300167598Srrs if (stcb) { 1301167598Srrs if (sctp_is_addr_restricted(stcb, laddr->ifa)) { 1302163953Srrs continue; 1303163953Srrs } 1304163953Srrs } 1305167598Srrs if (sctp_fill_user_address(sas, &laddr->ifa->address.sa)) 1306167598Srrs continue; 1307246595Stuexen switch (laddr->ifa->address.sa.sa_family) { 1308246595Stuexen#ifdef INET 1309246595Stuexen case AF_INET: 1310246595Stuexen ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport; 1311246595Stuexen break; 1312246595Stuexen#endif 1313246595Stuexen#ifdef INET6 1314246595Stuexen case AF_INET6: 1315246595Stuexen ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1316246595Stuexen break; 1317246595Stuexen#endif 1318246595Stuexen default: 1319246595Stuexen /* TSNH */ 1320246595Stuexen break; 1321246595Stuexen } 1322167598Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + 1323167598Srrs laddr->ifa->address.sa.sa_len); 1324167598Srrs actual += laddr->ifa->address.sa.sa_len; 1325167598Srrs if (actual >= limit) { 1326167598Srrs return (actual); 1327163953Srrs } 1328163953Srrs } 1329163953Srrs } 1330163953Srrs return (actual); 1331163953Srrs} 1332163953Srrs 1333168124Srrsstatic size_t 1334168124Srrssctp_fill_up_addresses(struct sctp_inpcb *inp, 1335168124Srrs struct sctp_tcb *stcb, 1336168124Srrs size_t limit, 1337168124Srrs struct sockaddr_storage *sas) 1338168124Srrs{ 1339168124Srrs size_t size = 0; 1340168124Srrs 1341172218Srrs SCTP_IPI_ADDR_RLOCK(); 1342168124Srrs /* fill up addresses for the endpoint's default vrf */ 1343168124Srrs size = sctp_fill_up_addresses_vrf(inp, stcb, limit, sas, 1344168124Srrs inp->def_vrf_id); 1345172218Srrs SCTP_IPI_ADDR_RUNLOCK(); 1346168124Srrs return (size); 1347168124Srrs} 1348168124Srrs 1349172091Srrs/* 1350172091Srrs * NOTE: assumes addr lock is held 1351172091Srrs */ 1352163953Srrsstatic int 1353168124Srrssctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id) 1354163953Srrs{ 1355163953Srrs int cnt = 0; 1356167598Srrs struct sctp_vrf *vrf = NULL; 1357163953Srrs 1358163953Srrs /* 1359163953Srrs * In both sub-set bound an bound_all cases we return the MAXIMUM 1360163953Srrs * number of addresses that you COULD get. In reality the sub-set 1361163953Srrs * bound may have an exclusion list for a given TCB OR in the 1362163953Srrs * bound-all case a TCB may NOT include the loopback or other 1363163953Srrs * addresses as well. 1364163953Srrs */ 1365167598Srrs vrf = sctp_find_vrf(vrf_id); 1366167598Srrs if (vrf == NULL) { 1367167598Srrs return (0); 1368167598Srrs } 1369163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1370167598Srrs struct sctp_ifn *sctp_ifn; 1371167598Srrs struct sctp_ifa *sctp_ifa; 1372163953Srrs 1373167598Srrs LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 1374167598Srrs LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 1375163953Srrs /* Count them if they are the right type */ 1376221249Stuexen switch (sctp_ifa->address.sa.sa_family) { 1377221249Stuexen#ifdef INET 1378221249Stuexen case AF_INET: 1379178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) 1380163953Srrs cnt += sizeof(struct sockaddr_in6); 1381163953Srrs else 1382163953Srrs cnt += sizeof(struct sockaddr_in); 1383221249Stuexen break; 1384221249Stuexen#endif 1385221249Stuexen#ifdef INET6 1386221249Stuexen case AF_INET6: 1387163953Srrs cnt += sizeof(struct sockaddr_in6); 1388221249Stuexen break; 1389221249Stuexen#endif 1390221249Stuexen default: 1391221249Stuexen break; 1392221249Stuexen } 1393163953Srrs } 1394163953Srrs } 1395163953Srrs } else { 1396163953Srrs struct sctp_laddr *laddr; 1397163953Srrs 1398163953Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 1399221249Stuexen switch (laddr->ifa->address.sa.sa_family) { 1400221249Stuexen#ifdef INET 1401221249Stuexen case AF_INET: 1402178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) 1403163953Srrs cnt += sizeof(struct sockaddr_in6); 1404163953Srrs else 1405163953Srrs cnt += sizeof(struct sockaddr_in); 1406221249Stuexen break; 1407221249Stuexen#endif 1408221249Stuexen#ifdef INET6 1409221249Stuexen case AF_INET6: 1410163953Srrs cnt += sizeof(struct sockaddr_in6); 1411221249Stuexen break; 1412221249Stuexen#endif 1413221249Stuexen default: 1414221249Stuexen break; 1415221249Stuexen } 1416163953Srrs } 1417163953Srrs } 1418163953Srrs return (cnt); 1419163953Srrs} 1420163953Srrs 1421168124Srrsstatic int 1422168124Srrssctp_count_max_addresses(struct sctp_inpcb *inp) 1423168124Srrs{ 1424168124Srrs int cnt = 0; 1425166675Srrs 1426172218Srrs SCTP_IPI_ADDR_RLOCK(); 1427168124Srrs /* count addresses for the endpoint's default VRF */ 1428168124Srrs cnt = sctp_count_max_addresses_vrf(inp, inp->def_vrf_id); 1429172218Srrs SCTP_IPI_ADDR_RUNLOCK(); 1430168124Srrs return (cnt); 1431168124Srrs} 1432168124Srrs 1433163953Srrsstatic int 1434166675Srrssctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, 1435166675Srrs size_t optsize, void *p, int delay) 1436163953Srrs{ 1437163953Srrs int error = 0; 1438163953Srrs int creat_lock_on = 0; 1439163953Srrs struct sctp_tcb *stcb = NULL; 1440163953Srrs struct sockaddr *sa; 1441169352Srrs int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr; 1442167598Srrs uint32_t vrf_id; 1443170056Srrs int bad_addresses = 0; 1444167598Srrs sctp_assoc_t *a_id; 1445163953Srrs 1446169420Srrs SCTPDBG(SCTP_DEBUG_PCB1, "Connectx called\n"); 1447163953Srrs 1448163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 1449163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 1450163953Srrs /* We are already connected AND the TCP model */ 1451171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 1452163953Srrs return (EADDRINUSE); 1453163953Srrs } 1454181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) && 1455181054Srrs (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) { 1456171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1457163953Srrs return (EINVAL); 1458163953Srrs } 1459163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 1460163953Srrs SCTP_INP_RLOCK(inp); 1461163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 1462163953Srrs SCTP_INP_RUNLOCK(inp); 1463163953Srrs } 1464163953Srrs if (stcb) { 1465171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 1466163953Srrs return (EALREADY); 1467163953Srrs } 1468163953Srrs SCTP_INP_INCR_REF(inp); 1469163953Srrs SCTP_ASOC_CREATE_LOCK(inp); 1470163953Srrs creat_lock_on = 1; 1471163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) || 1472163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 1473171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT); 1474163953Srrs error = EFAULT; 1475163953Srrs goto out_now; 1476163953Srrs } 1477166675Srrs totaddrp = (int *)optval; 1478163953Srrs totaddr = *totaddrp; 1479163953Srrs sa = (struct sockaddr *)(totaddrp + 1); 1480170056Srrs stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (optsize - sizeof(int)), &bad_addresses); 1481170056Srrs if ((stcb != NULL) || bad_addresses) { 1482169352Srrs /* Already have or am bring up an association */ 1483169352Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 1484169352Srrs creat_lock_on = 0; 1485170931Srrs if (stcb) 1486170931Srrs SCTP_TCB_UNLOCK(stcb); 1487171943Srrs if (bad_addresses == 0) { 1488171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 1489170056Srrs error = EALREADY; 1490171943Srrs } 1491169352Srrs goto out_now; 1492163953Srrs } 1493163953Srrs#ifdef INET6 1494163953Srrs if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) && 1495163953Srrs (num_v6 > 0)) { 1496163953Srrs error = EINVAL; 1497163953Srrs goto out_now; 1498163953Srrs } 1499163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) && 1500163953Srrs (num_v4 > 0)) { 1501163953Srrs struct in6pcb *inp6; 1502163953Srrs 1503163953Srrs inp6 = (struct in6pcb *)inp; 1504166023Srrs if (SCTP_IPV6_V6ONLY(inp6)) { 1505163953Srrs /* 1506163953Srrs * if IPV6_V6ONLY flag, ignore connections destined 1507163953Srrs * to a v4 addr or v4-mapped addr 1508163953Srrs */ 1509171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1510163953Srrs error = EINVAL; 1511163953Srrs goto out_now; 1512163953Srrs } 1513163953Srrs } 1514163953Srrs#endif /* INET6 */ 1515163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 1516163953Srrs SCTP_PCB_FLAGS_UNBOUND) { 1517163953Srrs /* Bind a ephemeral port */ 1518171572Srrs error = sctp_inpcb_bind(so, NULL, NULL, p); 1519163953Srrs if (error) { 1520163953Srrs goto out_now; 1521163953Srrs } 1522163953Srrs } 1523167695Srrs /* FIX ME: do we want to pass in a vrf on the connect call? */ 1524167695Srrs vrf_id = inp->def_vrf_id; 1525167695Srrs 1526181054Srrs 1527163953Srrs /* We are GOOD to go */ 1528206137Stuexen stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id, 1529171531Srrs (struct thread *)p 1530171531Srrs ); 1531163953Srrs if (stcb == NULL) { 1532163953Srrs /* Gak! no memory */ 1533163953Srrs goto out_now; 1534163953Srrs } 1535225559Stuexen if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 1536225559Stuexen stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 1537225559Stuexen /* Set the connected flag so we can queue data */ 1538225559Stuexen soisconnecting(so); 1539225559Stuexen } 1540171943Srrs SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT); 1541163953Srrs /* move to second address */ 1542221249Stuexen switch (sa->sa_family) { 1543221249Stuexen#ifdef INET 1544221249Stuexen case AF_INET: 1545163953Srrs sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in)); 1546221249Stuexen break; 1547221249Stuexen#endif 1548221249Stuexen#ifdef INET6 1549221249Stuexen case AF_INET6: 1550163953Srrs sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in6)); 1551221249Stuexen break; 1552221249Stuexen#endif 1553221249Stuexen default: 1554221249Stuexen break; 1555221249Stuexen } 1556163953Srrs 1557170056Srrs error = 0; 1558223132Stuexen sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error); 1559167598Srrs /* Fill in the return id */ 1560170056Srrs if (error) { 1561207924Srrs (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6); 1562170056Srrs goto out_now; 1563170056Srrs } 1564167598Srrs a_id = (sctp_assoc_t *) optval; 1565167598Srrs *a_id = sctp_get_associd(stcb); 1566163953Srrs 1567163953Srrs /* initialize authentication parameters for the assoc */ 1568163953Srrs sctp_initialize_auth_params(inp, stcb); 1569163953Srrs 1570163953Srrs if (delay) { 1571163953Srrs /* doing delayed connection */ 1572163953Srrs stcb->asoc.delayed_connection = 1; 1573163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination); 1574163953Srrs } else { 1575169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 1576172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 1577163953Srrs } 1578163953Srrs SCTP_TCB_UNLOCK(stcb); 1579163953Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 1580163953Srrs stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 1581163953Srrs /* Set the connected flag so we can queue data */ 1582163953Srrs soisconnecting(so); 1583163953Srrs } 1584163953Srrsout_now: 1585169655Srrs if (creat_lock_on) { 1586163953Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 1587169655Srrs } 1588163953Srrs SCTP_INP_DECR_REF(inp); 1589228907Stuexen return (error); 1590163953Srrs} 1591163953Srrs 1592169420Srrs#define SCTP_FIND_STCB(inp, stcb, assoc_id) { \ 1593169655Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||\ 1594169655Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { \ 1595166675Srrs SCTP_INP_RLOCK(inp); \ 1596166675Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); \ 1597169655Srrs if (stcb) { \ 1598166675Srrs SCTP_TCB_LOCK(stcb); \ 1599169655Srrs } \ 1600166675Srrs SCTP_INP_RUNLOCK(inp); \ 1601223132Stuexen } else if (assoc_id > SCTP_ALL_ASSOC) { \ 1602166675Srrs stcb = sctp_findassociation_ep_asocid(inp, assoc_id, 1); \ 1603166675Srrs if (stcb == NULL) { \ 1604171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); \ 1605166675Srrs error = ENOENT; \ 1606166675Srrs break; \ 1607166675Srrs } \ 1608166675Srrs } else { \ 1609166675Srrs stcb = NULL; \ 1610169420Srrs } \ 1611169420Srrs } 1612163953Srrs 1613169420Srrs 1614234464Stuexen#define SCTP_CHECK_AND_CAST(destp, srcp, type, size) {\ 1615166675Srrs if (size < sizeof(type)) { \ 1616171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); \ 1617166675Srrs error = EINVAL; \ 1618166675Srrs break; \ 1619166675Srrs } else { \ 1620166675Srrs destp = (type *)srcp; \ 1621169420Srrs } \ 1622169420Srrs } 1623163953Srrs 1624163953Srrsstatic int 1625166675Srrssctp_getopt(struct socket *so, int optname, void *optval, size_t *optsize, 1626166675Srrs void *p) 1627163953Srrs{ 1628171943Srrs struct sctp_inpcb *inp = NULL; 1629166675Srrs int error, val = 0; 1630163953Srrs struct sctp_tcb *stcb = NULL; 1631163953Srrs 1632166675Srrs if (optval == NULL) { 1633171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1634166675Srrs return (EINVAL); 1635166675Srrs } 1636163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 1637233005Stuexen if (inp == NULL) { 1638171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1639163953Srrs return EINVAL; 1640171943Srrs } 1641163953Srrs error = 0; 1642163953Srrs 1643166675Srrs switch (optname) { 1644163953Srrs case SCTP_NODELAY: 1645163953Srrs case SCTP_AUTOCLOSE: 1646163953Srrs case SCTP_EXPLICIT_EOR: 1647163953Srrs case SCTP_AUTO_ASCONF: 1648163953Srrs case SCTP_DISABLE_FRAGMENTS: 1649163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 1650163953Srrs case SCTP_USE_EXT_RCVINFO: 1651163953Srrs SCTP_INP_RLOCK(inp); 1652166675Srrs switch (optname) { 1653163953Srrs case SCTP_DISABLE_FRAGMENTS: 1654166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NO_FRAGMENT); 1655163953Srrs break; 1656163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 1657166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4); 1658163953Srrs break; 1659163953Srrs case SCTP_AUTO_ASCONF: 1660171943Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1661171943Srrs /* only valid for bound all sockets */ 1662171943Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTO_ASCONF); 1663171943Srrs } else { 1664171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1665171943Srrs error = EINVAL; 1666171943Srrs goto flags_out; 1667171943Srrs } 1668163953Srrs break; 1669163953Srrs case SCTP_EXPLICIT_EOR: 1670166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXPLICIT_EOR); 1671163953Srrs break; 1672163953Srrs case SCTP_NODELAY: 1673166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NODELAY); 1674163953Srrs break; 1675163953Srrs case SCTP_USE_EXT_RCVINFO: 1676166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXT_RCVINFO); 1677163953Srrs break; 1678163953Srrs case SCTP_AUTOCLOSE: 1679163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTOCLOSE)) 1680166675Srrs val = TICKS_TO_SEC(inp->sctp_ep.auto_close_time); 1681163953Srrs else 1682166675Srrs val = 0; 1683163953Srrs break; 1684163953Srrs 1685163953Srrs default: 1686171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 1687163953Srrs error = ENOPROTOOPT; 1688163953Srrs } /* end switch (sopt->sopt_name) */ 1689166675Srrs if (*optsize < sizeof(val)) { 1690171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1691163953Srrs error = EINVAL; 1692163953Srrs } 1693171943Srrsflags_out: 1694163953Srrs SCTP_INP_RUNLOCK(inp); 1695163953Srrs if (error == 0) { 1696163953Srrs /* return the option value */ 1697166675Srrs *(int *)optval = val; 1698166675Srrs *optsize = sizeof(val); 1699163953Srrs } 1700163953Srrs break; 1701170091Srrs case SCTP_GET_PACKET_LOG: 1702170091Srrs { 1703170091Srrs#ifdef SCTP_PACKET_LOGGING 1704170091Srrs uint8_t *target; 1705170091Srrs int ret; 1706167598Srrs 1707170091Srrs SCTP_CHECK_AND_CAST(target, optval, uint8_t, *optsize); 1708170091Srrs ret = sctp_copy_out_packet_log(target, (int)*optsize); 1709170091Srrs *optsize = ret; 1710170091Srrs#else 1711171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 1712170091Srrs error = EOPNOTSUPP; 1713170091Srrs#endif 1714170091Srrs break; 1715170091Srrs } 1716181054Srrs case SCTP_REUSE_PORT: 1717181054Srrs { 1718181054Srrs uint32_t *value; 1719181054Srrs 1720181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) { 1721181054Srrs /* Can't do this for a 1-m socket */ 1722181054Srrs error = EINVAL; 1723181054Srrs break; 1724181054Srrs } 1725181054Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1726181054Srrs *value = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE); 1727181054Srrs *optsize = sizeof(uint32_t); 1728223132Stuexen break; 1729181054Srrs } 1730163953Srrs case SCTP_PARTIAL_DELIVERY_POINT: 1731163953Srrs { 1732166675Srrs uint32_t *value; 1733166675Srrs 1734166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1735166675Srrs *value = inp->partial_delivery_point; 1736166675Srrs *optsize = sizeof(uint32_t); 1737223132Stuexen break; 1738163953Srrs } 1739163953Srrs case SCTP_FRAGMENT_INTERLEAVE: 1740163953Srrs { 1741166675Srrs uint32_t *value; 1742166675Srrs 1743166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1744168943Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) { 1745168943Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS)) { 1746168943Srrs *value = SCTP_FRAG_LEVEL_2; 1747168943Srrs } else { 1748168943Srrs *value = SCTP_FRAG_LEVEL_1; 1749168943Srrs } 1750168943Srrs } else { 1751168943Srrs *value = SCTP_FRAG_LEVEL_0; 1752168943Srrs } 1753166675Srrs *optsize = sizeof(uint32_t); 1754223132Stuexen break; 1755163953Srrs } 1756163953Srrs case SCTP_CMT_ON_OFF: 1757163953Srrs { 1758166675Srrs struct sctp_assoc_value *av; 1759166675Srrs 1760166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1761211944Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1762211944Stuexen if (stcb) { 1763211944Stuexen av->assoc_value = stcb->asoc.sctp_cmt_on_off; 1764211944Stuexen SCTP_TCB_UNLOCK(stcb); 1765166675Srrs } else { 1766224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1767224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1768224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1769223132Stuexen SCTP_INP_RLOCK(inp); 1770223132Stuexen av->assoc_value = inp->sctp_cmt_on_off; 1771223132Stuexen SCTP_INP_RUNLOCK(inp); 1772223132Stuexen } else { 1773223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1774223132Stuexen error = EINVAL; 1775223132Stuexen } 1776163953Srrs } 1777223132Stuexen if (error == 0) { 1778223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1779223132Stuexen } 1780223132Stuexen break; 1781163953Srrs } 1782171440Srrs case SCTP_PLUGGABLE_CC: 1783171440Srrs { 1784171440Srrs struct sctp_assoc_value *av; 1785171440Srrs 1786171440Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1787171440Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1788171440Srrs if (stcb) { 1789171440Srrs av->assoc_value = stcb->asoc.congestion_control_module; 1790171440Srrs SCTP_TCB_UNLOCK(stcb); 1791171440Srrs } else { 1792224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1793224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1794224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1795223132Stuexen SCTP_INP_RLOCK(inp); 1796223132Stuexen av->assoc_value = inp->sctp_ep.sctp_default_cc_module; 1797223132Stuexen SCTP_INP_RUNLOCK(inp); 1798223132Stuexen } else { 1799223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1800223132Stuexen error = EINVAL; 1801223132Stuexen } 1802171440Srrs } 1803223132Stuexen if (error == 0) { 1804223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1805223132Stuexen } 1806223132Stuexen break; 1807171440Srrs } 1808219057Srrs case SCTP_CC_OPTION: 1809219057Srrs { 1810219057Srrs struct sctp_cc_option *cc_opt; 1811219057Srrs 1812219057Srrs SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, *optsize); 1813219057Srrs SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id); 1814219057Srrs if (stcb == NULL) { 1815219057Srrs error = EINVAL; 1816219057Srrs } else { 1817219057Srrs if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) { 1818219057Srrs error = ENOTSUP; 1819219057Srrs } else { 1820223132Stuexen error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 0, cc_opt); 1821223132Stuexen *optsize = sizeof(struct sctp_cc_option); 1822219057Srrs } 1823219057Srrs SCTP_TCB_UNLOCK(stcb); 1824219057Srrs } 1825223132Stuexen break; 1826219057Srrs } 1827217760Stuexen case SCTP_PLUGGABLE_SS: 1828217760Stuexen { 1829217760Stuexen struct sctp_assoc_value *av; 1830217760Stuexen 1831217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1832217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1833217760Stuexen if (stcb) { 1834217760Stuexen av->assoc_value = stcb->asoc.stream_scheduling_module; 1835217760Stuexen SCTP_TCB_UNLOCK(stcb); 1836217760Stuexen } else { 1837224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1838224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1839224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1840223132Stuexen SCTP_INP_RLOCK(inp); 1841223132Stuexen av->assoc_value = inp->sctp_ep.sctp_default_ss_module; 1842223132Stuexen SCTP_INP_RUNLOCK(inp); 1843223132Stuexen } else { 1844223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1845223132Stuexen error = EINVAL; 1846223132Stuexen } 1847217760Stuexen } 1848223132Stuexen if (error == 0) { 1849223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1850223132Stuexen } 1851223132Stuexen break; 1852217760Stuexen } 1853217760Stuexen case SCTP_SS_VALUE: 1854217760Stuexen { 1855217760Stuexen struct sctp_stream_value *av; 1856217760Stuexen 1857217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, *optsize); 1858217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1859217760Stuexen if (stcb) { 1860217760Stuexen if (stcb->asoc.ss_functions.sctp_ss_get_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id], 1861217760Stuexen &av->stream_value) < 0) { 1862217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1863217760Stuexen error = EINVAL; 1864217760Stuexen } else { 1865223132Stuexen *optsize = sizeof(struct sctp_stream_value); 1866217760Stuexen } 1867217760Stuexen SCTP_TCB_UNLOCK(stcb); 1868217760Stuexen } else { 1869217760Stuexen /* 1870217760Stuexen * Can't get stream value without 1871217760Stuexen * association 1872217760Stuexen */ 1873217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1874217760Stuexen error = EINVAL; 1875217760Stuexen } 1876223132Stuexen break; 1877217760Stuexen } 1878163953Srrs case SCTP_GET_ADDR_LEN: 1879163953Srrs { 1880163953Srrs struct sctp_assoc_value *av; 1881163953Srrs 1882166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1883163953Srrs error = EINVAL; 1884167598Srrs#ifdef INET 1885163953Srrs if (av->assoc_value == AF_INET) { 1886163953Srrs av->assoc_value = sizeof(struct sockaddr_in); 1887163953Srrs error = 0; 1888163953Srrs } 1889163953Srrs#endif 1890167598Srrs#ifdef INET6 1891163953Srrs if (av->assoc_value == AF_INET6) { 1892163953Srrs av->assoc_value = sizeof(struct sockaddr_in6); 1893163953Srrs error = 0; 1894163953Srrs } 1895163953Srrs#endif 1896172091Srrs if (error) { 1897171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1898223132Stuexen } else { 1899223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1900172091Srrs } 1901223132Stuexen break; 1902163953Srrs } 1903169655Srrs case SCTP_GET_ASSOC_NUMBER: 1904163953Srrs { 1905169655Srrs uint32_t *value, cnt; 1906163953Srrs 1907169655Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1908163953Srrs cnt = 0; 1909163953Srrs SCTP_INP_RLOCK(inp); 1910169655Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 1911169655Srrs cnt++; 1912163953Srrs } 1913169655Srrs SCTP_INP_RUNLOCK(inp); 1914169655Srrs *value = cnt; 1915169655Srrs *optsize = sizeof(uint32_t); 1916223132Stuexen break; 1917169655Srrs } 1918169655Srrs case SCTP_GET_ASSOC_ID_LIST: 1919169655Srrs { 1920169655Srrs struct sctp_assoc_ids *ids; 1921169655Srrs unsigned int at, limit; 1922169655Srrs 1923169655Srrs SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize); 1924163953Srrs at = 0; 1925185694Srrs limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t); 1926169655Srrs SCTP_INP_RLOCK(inp); 1927169655Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 1928169655Srrs if (at < limit) { 1929169655Srrs ids->gaids_assoc_id[at++] = sctp_get_associd(stcb); 1930169655Srrs } else { 1931169655Srrs error = EINVAL; 1932171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1933163953Srrs break; 1934163953Srrs } 1935163953Srrs } 1936163953Srrs SCTP_INP_RUNLOCK(inp); 1937223132Stuexen if (error == 0) { 1938223132Stuexen ids->gaids_number_of_ids = at; 1939223132Stuexen *optsize = ((at * sizeof(sctp_assoc_t)) + sizeof(uint32_t)); 1940223132Stuexen } 1941223132Stuexen break; 1942163953Srrs } 1943163953Srrs case SCTP_CONTEXT: 1944163953Srrs { 1945163953Srrs struct sctp_assoc_value *av; 1946163953Srrs 1947166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1948166675Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1949166675Srrs 1950166675Srrs if (stcb) { 1951166675Srrs av->assoc_value = stcb->asoc.context; 1952166675Srrs SCTP_TCB_UNLOCK(stcb); 1953163953Srrs } else { 1954224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1955224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1956224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1957223132Stuexen SCTP_INP_RLOCK(inp); 1958223132Stuexen av->assoc_value = inp->sctp_context; 1959223132Stuexen SCTP_INP_RUNLOCK(inp); 1960223132Stuexen } else { 1961223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1962223132Stuexen error = EINVAL; 1963223132Stuexen } 1964163953Srrs } 1965223132Stuexen if (error == 0) { 1966223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1967223132Stuexen } 1968223132Stuexen break; 1969163953Srrs } 1970167598Srrs case SCTP_VRF_ID: 1971167598Srrs { 1972170056Srrs uint32_t *default_vrfid; 1973167598Srrs 1974170056Srrs SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, *optsize); 1975170056Srrs *default_vrfid = inp->def_vrf_id; 1976223132Stuexen *optsize = sizeof(uint32_t); 1977167598Srrs break; 1978167598Srrs } 1979167598Srrs case SCTP_GET_ASOC_VRF: 1980167598Srrs { 1981167598Srrs struct sctp_assoc_value *id; 1982167598Srrs 1983167598Srrs SCTP_CHECK_AND_CAST(id, optval, struct sctp_assoc_value, *optsize); 1984167598Srrs SCTP_FIND_STCB(inp, stcb, id->assoc_id); 1985167598Srrs if (stcb == NULL) { 1986167598Srrs error = EINVAL; 1987171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1988223132Stuexen } else { 1989223132Stuexen id->assoc_value = stcb->asoc.vrf_id; 1990223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1991167598Srrs } 1992167598Srrs break; 1993167598Srrs } 1994167598Srrs case SCTP_GET_VRF_IDS: 1995167598Srrs { 1996171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 1997167598Srrs error = EOPNOTSUPP; 1998167598Srrs break; 1999167598Srrs } 2000163953Srrs case SCTP_GET_NONCE_VALUES: 2001163953Srrs { 2002163953Srrs struct sctp_get_nonce_values *gnv; 2003163953Srrs 2004166675Srrs SCTP_CHECK_AND_CAST(gnv, optval, struct sctp_get_nonce_values, *optsize); 2005166675Srrs SCTP_FIND_STCB(inp, stcb, gnv->gn_assoc_id); 2006166675Srrs 2007166675Srrs if (stcb) { 2008163953Srrs gnv->gn_peers_tag = stcb->asoc.peer_vtag; 2009163953Srrs gnv->gn_local_tag = stcb->asoc.my_vtag; 2010163953Srrs SCTP_TCB_UNLOCK(stcb); 2011223132Stuexen *optsize = sizeof(struct sctp_get_nonce_values); 2012166675Srrs } else { 2013171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2014166675Srrs error = ENOTCONN; 2015163953Srrs } 2016223132Stuexen break; 2017163953Srrs } 2018170056Srrs case SCTP_DELAYED_SACK: 2019163953Srrs { 2020170056Srrs struct sctp_sack_info *sack; 2021163953Srrs 2022170056Srrs SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, *optsize); 2023170056Srrs SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id); 2024166675Srrs if (stcb) { 2025170056Srrs sack->sack_delay = stcb->asoc.delayed_ack; 2026170056Srrs sack->sack_freq = stcb->asoc.sack_freq; 2027166675Srrs SCTP_TCB_UNLOCK(stcb); 2028166675Srrs } else { 2029224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2030224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2031224918Stuexen (sack->sack_assoc_id == SCTP_FUTURE_ASSOC)) { 2032223132Stuexen SCTP_INP_RLOCK(inp); 2033223132Stuexen sack->sack_delay = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV]); 2034223132Stuexen sack->sack_freq = inp->sctp_ep.sctp_sack_freq; 2035223132Stuexen SCTP_INP_RUNLOCK(inp); 2036223132Stuexen } else { 2037223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2038223132Stuexen error = EINVAL; 2039223132Stuexen } 2040163953Srrs } 2041223132Stuexen if (error == 0) { 2042223132Stuexen *optsize = sizeof(struct sctp_sack_info); 2043223132Stuexen } 2044223132Stuexen break; 2045163953Srrs } 2046163953Srrs case SCTP_GET_SNDBUF_USE: 2047166675Srrs { 2048163953Srrs struct sctp_sockstat *ss; 2049163953Srrs 2050166675Srrs SCTP_CHECK_AND_CAST(ss, optval, struct sctp_sockstat, *optsize); 2051166675Srrs SCTP_FIND_STCB(inp, stcb, ss->ss_assoc_id); 2052166675Srrs 2053166675Srrs if (stcb) { 2054166675Srrs ss->ss_total_sndbuf = stcb->asoc.total_output_queue_size; 2055166675Srrs ss->ss_total_recv_buf = (stcb->asoc.size_on_reasm_queue + 2056166675Srrs stcb->asoc.size_on_all_streams); 2057166675Srrs SCTP_TCB_UNLOCK(stcb); 2058223132Stuexen *optsize = sizeof(struct sctp_sockstat); 2059166675Srrs } else { 2060171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2061163953Srrs error = ENOTCONN; 2062163953Srrs } 2063223132Stuexen break; 2064163953Srrs } 2065170056Srrs case SCTP_MAX_BURST: 2066163953Srrs { 2067217895Stuexen struct sctp_assoc_value *av; 2068163953Srrs 2069217895Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 2070217895Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 2071166675Srrs 2072217895Stuexen if (stcb) { 2073217895Stuexen av->assoc_value = stcb->asoc.max_burst; 2074217895Stuexen SCTP_TCB_UNLOCK(stcb); 2075217894Stuexen } else { 2076224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2077224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2078224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 2079223132Stuexen SCTP_INP_RLOCK(inp); 2080223132Stuexen av->assoc_value = inp->sctp_ep.max_burst; 2081223132Stuexen SCTP_INP_RUNLOCK(inp); 2082223132Stuexen } else { 2083223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2084223132Stuexen error = EINVAL; 2085223132Stuexen } 2086217894Stuexen } 2087223132Stuexen if (error == 0) { 2088223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 2089223132Stuexen } 2090223132Stuexen break; 2091163953Srrs } 2092163953Srrs case SCTP_MAXSEG: 2093163953Srrs { 2094167598Srrs struct sctp_assoc_value *av; 2095163953Srrs int ovh; 2096163953Srrs 2097167598Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 2098170056Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 2099163953Srrs 2100167598Srrs if (stcb) { 2101167598Srrs av->assoc_value = sctp_get_frag_point(stcb, &stcb->asoc); 2102167598Srrs SCTP_TCB_UNLOCK(stcb); 2103163953Srrs } else { 2104224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2105224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2106224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 2107223132Stuexen SCTP_INP_RLOCK(inp); 2108223132Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 2109223132Stuexen ovh = SCTP_MED_OVERHEAD; 2110223132Stuexen } else { 2111223132Stuexen ovh = SCTP_MED_V4_OVERHEAD; 2112223132Stuexen } 2113223132Stuexen if (inp->sctp_frag_point >= SCTP_DEFAULT_MAXSEGMENT) 2114223132Stuexen av->assoc_value = 0; 2115223132Stuexen else 2116223132Stuexen av->assoc_value = inp->sctp_frag_point - ovh; 2117223132Stuexen SCTP_INP_RUNLOCK(inp); 2118167598Srrs } else { 2119223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2120223132Stuexen error = EINVAL; 2121167598Srrs } 2122163953Srrs } 2123223132Stuexen if (error == 0) { 2124223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 2125223132Stuexen } 2126223132Stuexen break; 2127163953Srrs } 2128163953Srrs case SCTP_GET_STAT_LOG: 2129167598Srrs error = sctp_fill_stat_log(optval, optsize); 2130163953Srrs break; 2131163953Srrs case SCTP_EVENTS: 2132163953Srrs { 2133163953Srrs struct sctp_event_subscribe *events; 2134163953Srrs 2135166675Srrs SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, *optsize); 2136223132Stuexen memset(events, 0, sizeof(struct sctp_event_subscribe)); 2137163953Srrs SCTP_INP_RLOCK(inp); 2138163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT)) 2139163953Srrs events->sctp_data_io_event = 1; 2140163953Srrs 2141163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT)) 2142163953Srrs events->sctp_association_event = 1; 2143163953Srrs 2144163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT)) 2145163953Srrs events->sctp_address_event = 1; 2146163953Srrs 2147163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT)) 2148163953Srrs events->sctp_send_failure_event = 1; 2149163953Srrs 2150163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR)) 2151163953Srrs events->sctp_peer_error_event = 1; 2152163953Srrs 2153163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT)) 2154163953Srrs events->sctp_shutdown_event = 1; 2155163953Srrs 2156163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT)) 2157163953Srrs events->sctp_partial_delivery_event = 1; 2158163953Srrs 2159163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT)) 2160163953Srrs events->sctp_adaptation_layer_event = 1; 2161163953Srrs 2162163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT)) 2163163953Srrs events->sctp_authentication_event = 1; 2164163953Srrs 2165185694Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT)) 2166185694Srrs events->sctp_sender_dry_event = 1; 2167185694Srrs 2168163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT)) 2169202520Srrs events->sctp_stream_reset_event = 1; 2170163953Srrs SCTP_INP_RUNLOCK(inp); 2171166675Srrs *optsize = sizeof(struct sctp_event_subscribe); 2172223132Stuexen break; 2173163953Srrs } 2174163953Srrs case SCTP_ADAPTATION_LAYER: 2175166675Srrs { 2176166675Srrs uint32_t *value; 2177166675Srrs 2178166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2179166675Srrs 2180166675Srrs SCTP_INP_RLOCK(inp); 2181166675Srrs *value = inp->sctp_ep.adaptation_layer_indicator; 2182166675Srrs SCTP_INP_RUNLOCK(inp); 2183166675Srrs *optsize = sizeof(uint32_t); 2184223132Stuexen break; 2185163953Srrs } 2186163953Srrs case SCTP_SET_INITIAL_DBG_SEQ: 2187166675Srrs { 2188166675Srrs uint32_t *value; 2189166675Srrs 2190166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2191166675Srrs SCTP_INP_RLOCK(inp); 2192166675Srrs *value = inp->sctp_ep.initial_sequence_debug; 2193166675Srrs SCTP_INP_RUNLOCK(inp); 2194166675Srrs *optsize = sizeof(uint32_t); 2195223132Stuexen break; 2196163953Srrs } 2197163953Srrs case SCTP_GET_LOCAL_ADDR_SIZE: 2198166675Srrs { 2199166675Srrs uint32_t *value; 2200166675Srrs 2201166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2202166675Srrs SCTP_INP_RLOCK(inp); 2203168124Srrs *value = sctp_count_max_addresses(inp); 2204166675Srrs SCTP_INP_RUNLOCK(inp); 2205166675Srrs *optsize = sizeof(uint32_t); 2206223132Stuexen break; 2207163953Srrs } 2208163953Srrs case SCTP_GET_REMOTE_ADDR_SIZE: 2209163953Srrs { 2210166675Srrs uint32_t *value; 2211166675Srrs size_t size; 2212163953Srrs struct sctp_nets *net; 2213163953Srrs 2214166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2215166675Srrs /* FIXME MT: change to sctp_assoc_value? */ 2216166675Srrs SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value); 2217166675Srrs 2218166675Srrs if (stcb) { 2219166675Srrs size = 0; 2220166675Srrs /* Count the sizes */ 2221166675Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 2222221249Stuexen if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 2223166675Srrs size += sizeof(struct sockaddr_in6); 2224166675Srrs } else { 2225221249Stuexen switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { 2226221249Stuexen#ifdef INET 2227221249Stuexen case AF_INET: 2228221249Stuexen size += sizeof(struct sockaddr_in); 2229221249Stuexen break; 2230221249Stuexen#endif 2231221249Stuexen#ifdef INET6 2232221249Stuexen case AF_INET6: 2233221249Stuexen size += sizeof(struct sockaddr_in6); 2234221249Stuexen break; 2235221249Stuexen#endif 2236221249Stuexen default: 2237221249Stuexen break; 2238221249Stuexen } 2239166675Srrs } 2240163953Srrs } 2241166675Srrs SCTP_TCB_UNLOCK(stcb); 2242166675Srrs *value = (uint32_t) size; 2243223132Stuexen *optsize = sizeof(uint32_t); 2244166675Srrs } else { 2245171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2246166675Srrs error = ENOTCONN; 2247163953Srrs } 2248223132Stuexen break; 2249163953Srrs } 2250163953Srrs case SCTP_GET_PEER_ADDRESSES: 2251163953Srrs /* 2252163953Srrs * Get the address information, an array is passed in to 2253163953Srrs * fill up we pack it. 2254163953Srrs */ 2255163953Srrs { 2256166675Srrs size_t cpsz, left; 2257163953Srrs struct sockaddr_storage *sas; 2258163953Srrs struct sctp_nets *net; 2259163953Srrs struct sctp_getaddresses *saddr; 2260163953Srrs 2261166675Srrs SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize); 2262166675Srrs SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id); 2263163953Srrs 2264166675Srrs if (stcb) { 2265166675Srrs left = (*optsize) - sizeof(struct sctp_getaddresses); 2266166675Srrs *optsize = sizeof(struct sctp_getaddresses); 2267166675Srrs sas = (struct sockaddr_storage *)&saddr->addr[0]; 2268166675Srrs 2269166675Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 2270221249Stuexen if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 2271166675Srrs cpsz = sizeof(struct sockaddr_in6); 2272166675Srrs } else { 2273221249Stuexen switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { 2274221249Stuexen#ifdef INET 2275221249Stuexen case AF_INET: 2276221249Stuexen cpsz = sizeof(struct sockaddr_in); 2277221249Stuexen break; 2278221249Stuexen#endif 2279221249Stuexen#ifdef INET6 2280221249Stuexen case AF_INET6: 2281221249Stuexen cpsz = sizeof(struct sockaddr_in6); 2282221249Stuexen break; 2283221249Stuexen#endif 2284221249Stuexen default: 2285221249Stuexen cpsz = 0; 2286221249Stuexen break; 2287221249Stuexen } 2288221249Stuexen } 2289221249Stuexen if (cpsz == 0) { 2290166675Srrs break; 2291166675Srrs } 2292166675Srrs if (left < cpsz) { 2293166675Srrs /* not enough room. */ 2294166675Srrs break; 2295166675Srrs } 2296221249Stuexen#if defined(INET) && defined(INET6) 2297178251Srrs if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) && 2298166675Srrs (((struct sockaddr *)&net->ro._l_addr)->sa_family == AF_INET)) { 2299166675Srrs /* Must map the address */ 2300166675Srrs in6_sin_2_v4mapsin6((struct sockaddr_in *)&net->ro._l_addr, 2301166675Srrs (struct sockaddr_in6 *)sas); 2302166675Srrs } else { 2303178251Srrs#endif 2304166675Srrs memcpy(sas, &net->ro._l_addr, cpsz); 2305221249Stuexen#if defined(INET) && defined(INET6) 2306166675Srrs } 2307178251Srrs#endif 2308166675Srrs ((struct sockaddr_in *)sas)->sin_port = stcb->rport; 2309166675Srrs 2310166675Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + cpsz); 2311166675Srrs left -= cpsz; 2312166675Srrs *optsize += cpsz; 2313163953Srrs } 2314166675Srrs SCTP_TCB_UNLOCK(stcb); 2315166675Srrs } else { 2316171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2317166675Srrs error = ENOENT; 2318163953Srrs } 2319223132Stuexen break; 2320163953Srrs } 2321163953Srrs case SCTP_GET_LOCAL_ADDRESSES: 2322163953Srrs { 2323166675Srrs size_t limit, actual; 2324163953Srrs struct sockaddr_storage *sas; 2325163953Srrs struct sctp_getaddresses *saddr; 2326163953Srrs 2327166675Srrs SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize); 2328166675Srrs SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id); 2329163953Srrs 2330163953Srrs sas = (struct sockaddr_storage *)&saddr->addr[0]; 2331166675Srrs limit = *optsize - sizeof(sctp_assoc_t); 2332168124Srrs actual = sctp_fill_up_addresses(inp, stcb, limit, sas); 2333169655Srrs if (stcb) { 2334163953Srrs SCTP_TCB_UNLOCK(stcb); 2335169655Srrs } 2336166675Srrs *optsize = sizeof(struct sockaddr_storage) + actual; 2337223132Stuexen break; 2338163953Srrs } 2339163953Srrs case SCTP_PEER_ADDR_PARAMS: 2340163953Srrs { 2341163953Srrs struct sctp_paddrparams *paddrp; 2342163953Srrs struct sctp_nets *net; 2343163953Srrs 2344166675Srrs SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize); 2345166675Srrs SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); 2346163953Srrs 2347163953Srrs net = NULL; 2348166675Srrs if (stcb) { 2349166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); 2350166675Srrs } else { 2351166675Srrs /* 2352166675Srrs * We increment here since 2353166675Srrs * sctp_findassociation_ep_addr() wil do a 2354166675Srrs * decrement if it finds the stcb as long as 2355166675Srrs * the locked tcb (last argument) is NOT a 2356166675Srrs * TCB.. aka NULL. 2357166675Srrs */ 2358166675Srrs SCTP_INP_INCR_REF(inp); 2359166675Srrs stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddrp->spp_address, &net, NULL, NULL); 2360163953Srrs if (stcb == NULL) { 2361166675Srrs SCTP_INP_DECR_REF(inp); 2362163953Srrs } 2363163953Srrs } 2364171943Srrs if (stcb && (net == NULL)) { 2365171943Srrs struct sockaddr *sa; 2366163953Srrs 2367171943Srrs sa = (struct sockaddr *)&paddrp->spp_address; 2368221249Stuexen#ifdef INET 2369171943Srrs if (sa->sa_family == AF_INET) { 2370171943Srrs struct sockaddr_in *sin; 2371171943Srrs 2372171943Srrs sin = (struct sockaddr_in *)sa; 2373171943Srrs if (sin->sin_addr.s_addr) { 2374171943Srrs error = EINVAL; 2375171943Srrs SCTP_TCB_UNLOCK(stcb); 2376171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2377171943Srrs break; 2378171943Srrs } 2379221249Stuexen } else 2380221249Stuexen#endif 2381221249Stuexen#ifdef INET6 2382221249Stuexen if (sa->sa_family == AF_INET6) { 2383171943Srrs struct sockaddr_in6 *sin6; 2384171943Srrs 2385171943Srrs sin6 = (struct sockaddr_in6 *)sa; 2386171943Srrs if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 2387171943Srrs error = EINVAL; 2388171943Srrs SCTP_TCB_UNLOCK(stcb); 2389171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2390171943Srrs break; 2391171943Srrs } 2392221249Stuexen } else 2393221249Stuexen#endif 2394221249Stuexen { 2395171943Srrs error = EAFNOSUPPORT; 2396171943Srrs SCTP_TCB_UNLOCK(stcb); 2397171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2398171943Srrs break; 2399171943Srrs } 2400171943Srrs } 2401163953Srrs if (stcb) { 2402224641Stuexen /* Applies to the specific association */ 2403163953Srrs paddrp->spp_flags = 0; 2404163953Srrs if (net) { 2405170056Srrs int ovh; 2406170056Srrs 2407170056Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 2408170056Srrs ovh = SCTP_MED_OVERHEAD; 2409170056Srrs } else { 2410170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 2411170056Srrs } 2412170056Srrs 2413224641Stuexen paddrp->spp_hbinterval = net->heart_beat_delay; 2414163953Srrs paddrp->spp_pathmaxrxt = net->failure_threshold; 2415170056Srrs paddrp->spp_pathmtu = net->mtu - ovh; 2416163953Srrs /* get flags for HB */ 2417225635Stuexen if (net->dest_state & SCTP_ADDR_NOHB) { 2418163953Srrs paddrp->spp_flags |= SPP_HB_DISABLE; 2419225635Stuexen } else { 2420163953Srrs paddrp->spp_flags |= SPP_HB_ENABLE; 2421225635Stuexen } 2422163953Srrs /* get flags for PMTU */ 2423225635Stuexen if (net->dest_state & SCTP_ADDR_NO_PMTUD) { 2424163953Srrs paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2425163953Srrs } else { 2426163953Srrs paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2427163953Srrs } 2428225549Stuexen if (net->dscp & 0x01) { 2429226252Stuexen paddrp->spp_dscp = net->dscp & 0xfc; 2430224870Stuexen paddrp->spp_flags |= SPP_DSCP; 2431163953Srrs } 2432167598Srrs#ifdef INET6 2433225549Stuexen if ((net->ro._l_addr.sa.sa_family == AF_INET6) && 2434225549Stuexen (net->flowlabel & 0x80000000)) { 2435225549Stuexen paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff; 2436163953Srrs paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2437163953Srrs } 2438163953Srrs#endif 2439163953Srrs } else { 2440163953Srrs /* 2441163953Srrs * No destination so return default 2442163953Srrs * value 2443163953Srrs */ 2444163953Srrs paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure; 2445163953Srrs paddrp->spp_pathmtu = sctp_get_frag_point(stcb, &stcb->asoc); 2446225549Stuexen if (stcb->asoc.default_dscp & 0x01) { 2447226252Stuexen paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc; 2448225549Stuexen paddrp->spp_flags |= SPP_DSCP; 2449225549Stuexen } 2450167598Srrs#ifdef INET6 2451225549Stuexen if (stcb->asoc.default_flowlabel & 0x80000000) { 2452225549Stuexen paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff; 2453225549Stuexen paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2454225549Stuexen } 2455163953Srrs#endif 2456163953Srrs /* default settings should be these */ 2457225635Stuexen if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) { 2458224641Stuexen paddrp->spp_flags |= SPP_HB_DISABLE; 2459224641Stuexen } else { 2460163953Srrs paddrp->spp_flags |= SPP_HB_ENABLE; 2461163953Srrs } 2462225635Stuexen if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) { 2463225635Stuexen paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2464225635Stuexen } else { 2465170056Srrs paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2466170056Srrs } 2467225635Stuexen paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay; 2468163953Srrs } 2469163953Srrs paddrp->spp_assoc_id = sctp_get_associd(stcb); 2470163953Srrs SCTP_TCB_UNLOCK(stcb); 2471163953Srrs } else { 2472224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2473224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2474224918Stuexen (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) { 2475223132Stuexen /* Use endpoint defaults */ 2476223132Stuexen SCTP_INP_RLOCK(inp); 2477223132Stuexen paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure; 2478223132Stuexen paddrp->spp_hbinterval = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]); 2479223132Stuexen paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC; 2480223132Stuexen /* get inp's default */ 2481225549Stuexen if (inp->sctp_ep.default_dscp & 0x01) { 2482226252Stuexen paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc; 2483225549Stuexen paddrp->spp_flags |= SPP_DSCP; 2484225549Stuexen } 2485167598Srrs#ifdef INET6 2486225549Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) && 2487225549Stuexen (inp->sctp_ep.default_flowlabel & 0x80000000)) { 2488225549Stuexen paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff; 2489223132Stuexen paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2490223132Stuexen } 2491163953Srrs#endif 2492223132Stuexen /* can't return this */ 2493223132Stuexen paddrp->spp_pathmtu = 0; 2494170056Srrs 2495223132Stuexen if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) { 2496223132Stuexen paddrp->spp_flags |= SPP_HB_ENABLE; 2497223132Stuexen } else { 2498223132Stuexen paddrp->spp_flags |= SPP_HB_DISABLE; 2499223132Stuexen } 2500225635Stuexen if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) { 2501225635Stuexen paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2502225635Stuexen } else { 2503225635Stuexen paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2504225635Stuexen } 2505223132Stuexen SCTP_INP_RUNLOCK(inp); 2506170056Srrs } else { 2507223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2508223132Stuexen error = EINVAL; 2509170056Srrs } 2510163953Srrs } 2511223132Stuexen if (error == 0) { 2512223132Stuexen *optsize = sizeof(struct sctp_paddrparams); 2513223132Stuexen } 2514223132Stuexen break; 2515163953Srrs } 2516163953Srrs case SCTP_GET_PEER_ADDR_INFO: 2517163953Srrs { 2518163953Srrs struct sctp_paddrinfo *paddri; 2519163953Srrs struct sctp_nets *net; 2520163953Srrs 2521166675Srrs SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize); 2522166675Srrs SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id); 2523166675Srrs 2524163953Srrs net = NULL; 2525166675Srrs if (stcb) { 2526166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddri->spinfo_address); 2527166675Srrs } else { 2528166675Srrs /* 2529166675Srrs * We increment here since 2530166675Srrs * sctp_findassociation_ep_addr() wil do a 2531166675Srrs * decrement if it finds the stcb as long as 2532166675Srrs * the locked tcb (last argument) is NOT a 2533166675Srrs * TCB.. aka NULL. 2534166675Srrs */ 2535166675Srrs SCTP_INP_INCR_REF(inp); 2536166675Srrs stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddri->spinfo_address, &net, NULL, NULL); 2537166675Srrs if (stcb == NULL) { 2538166675Srrs SCTP_INP_DECR_REF(inp); 2539163953Srrs } 2540166675Srrs } 2541163953Srrs 2542166675Srrs if ((stcb) && (net)) { 2543217635Srrs if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { 2544217638Stuexen /* It's unconfirmed */ 2545217635Srrs paddri->spinfo_state = SCTP_UNCONFIRMED; 2546217635Srrs } else if (net->dest_state & SCTP_ADDR_REACHABLE) { 2547217638Stuexen /* It's active */ 2548217635Srrs paddri->spinfo_state = SCTP_ACTIVE; 2549217635Srrs } else { 2550217638Stuexen /* It's inactive */ 2551217635Srrs paddri->spinfo_state = SCTP_INACTIVE; 2552217635Srrs } 2553166675Srrs paddri->spinfo_cwnd = net->cwnd; 2554219014Stuexen paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT; 2555166675Srrs paddri->spinfo_rto = net->RTO; 2556166675Srrs paddri->spinfo_assoc_id = sctp_get_associd(stcb); 2557222029Stuexen paddri->spinfo_mtu = net->mtu; 2558166675Srrs SCTP_TCB_UNLOCK(stcb); 2559223132Stuexen *optsize = sizeof(struct sctp_paddrinfo); 2560163953Srrs } else { 2561163953Srrs if (stcb) { 2562163953Srrs SCTP_TCB_UNLOCK(stcb); 2563163953Srrs } 2564171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2565163953Srrs error = ENOENT; 2566163953Srrs } 2567223132Stuexen break; 2568163953Srrs } 2569163953Srrs case SCTP_PCB_STATUS: 2570163953Srrs { 2571163953Srrs struct sctp_pcbinfo *spcb; 2572163953Srrs 2573166675Srrs SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize); 2574163953Srrs sctp_fill_pcbinfo(spcb); 2575166675Srrs *optsize = sizeof(struct sctp_pcbinfo); 2576223132Stuexen break; 2577163953Srrs } 2578163953Srrs case SCTP_STATUS: 2579163953Srrs { 2580163953Srrs struct sctp_nets *net; 2581163953Srrs struct sctp_status *sstat; 2582163953Srrs 2583166675Srrs SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize); 2584166675Srrs SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id); 2585163953Srrs 2586163953Srrs if (stcb == NULL) { 2587223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2588163953Srrs error = EINVAL; 2589163953Srrs break; 2590163953Srrs } 2591163953Srrs /* 2592163953Srrs * I think passing the state is fine since 2593163953Srrs * sctp_constants.h will be available to the user 2594163953Srrs * land. 2595163953Srrs */ 2596163953Srrs sstat->sstat_state = stcb->asoc.state; 2597173179Srrs sstat->sstat_assoc_id = sctp_get_associd(stcb); 2598163953Srrs sstat->sstat_rwnd = stcb->asoc.peers_rwnd; 2599163953Srrs sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt; 2600163953Srrs /* 2601163953Srrs * We can't include chunks that have been passed to 2602163953Srrs * the socket layer. Only things in queue. 2603163953Srrs */ 2604163953Srrs sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue + 2605163953Srrs stcb->asoc.cnt_on_all_streams); 2606163953Srrs 2607163953Srrs 2608163953Srrs sstat->sstat_instrms = stcb->asoc.streamincnt; 2609163953Srrs sstat->sstat_outstrms = stcb->asoc.streamoutcnt; 2610163953Srrs sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc); 2611163953Srrs memcpy(&sstat->sstat_primary.spinfo_address, 2612163953Srrs &stcb->asoc.primary_destination->ro._l_addr, 2613163953Srrs ((struct sockaddr *)(&stcb->asoc.primary_destination->ro._l_addr))->sa_len); 2614163953Srrs net = stcb->asoc.primary_destination; 2615163953Srrs ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport; 2616163953Srrs /* 2617163953Srrs * Again the user can get info from sctp_constants.h 2618163953Srrs * for what the state of the network is. 2619163953Srrs */ 2620217635Srrs if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { 2621217635Srrs /* It's unconfirmed */ 2622217635Srrs sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED; 2623217635Srrs } else if (net->dest_state & SCTP_ADDR_REACHABLE) { 2624217638Stuexen /* It's active */ 2625217635Srrs sstat->sstat_primary.spinfo_state = SCTP_ACTIVE; 2626217635Srrs } else { 2627217638Stuexen /* It's inactive */ 2628217635Srrs sstat->sstat_primary.spinfo_state = SCTP_INACTIVE; 2629217635Srrs } 2630163953Srrs sstat->sstat_primary.spinfo_cwnd = net->cwnd; 2631219014Stuexen sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT; 2632163953Srrs sstat->sstat_primary.spinfo_rto = net->RTO; 2633163953Srrs sstat->sstat_primary.spinfo_mtu = net->mtu; 2634163953Srrs sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb); 2635163953Srrs SCTP_TCB_UNLOCK(stcb); 2636223132Stuexen *optsize = sizeof(struct sctp_status); 2637223132Stuexen break; 2638163953Srrs } 2639163953Srrs case SCTP_RTOINFO: 2640163953Srrs { 2641163953Srrs struct sctp_rtoinfo *srto; 2642163953Srrs 2643166675Srrs SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize); 2644166675Srrs SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id); 2645166675Srrs 2646166675Srrs if (stcb) { 2647166675Srrs srto->srto_initial = stcb->asoc.initial_rto; 2648166675Srrs srto->srto_max = stcb->asoc.maxrto; 2649166675Srrs srto->srto_min = stcb->asoc.minrto; 2650166675Srrs SCTP_TCB_UNLOCK(stcb); 2651166675Srrs } else { 2652224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2653224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2654224918Stuexen (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) { 2655223132Stuexen SCTP_INP_RLOCK(inp); 2656223132Stuexen srto->srto_initial = inp->sctp_ep.initial_rto; 2657223132Stuexen srto->srto_max = inp->sctp_ep.sctp_maxrto; 2658223132Stuexen srto->srto_min = inp->sctp_ep.sctp_minrto; 2659223132Stuexen SCTP_INP_RUNLOCK(inp); 2660223132Stuexen } else { 2661223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2662223132Stuexen error = EINVAL; 2663223132Stuexen } 2664163953Srrs } 2665223132Stuexen if (error == 0) { 2666223132Stuexen *optsize = sizeof(struct sctp_rtoinfo); 2667223132Stuexen } 2668223132Stuexen break; 2669163953Srrs } 2670215410Stuexen case SCTP_TIMEOUTS: 2671215410Stuexen { 2672215410Stuexen struct sctp_timeouts *stimo; 2673215410Stuexen 2674215410Stuexen SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize); 2675215410Stuexen SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id); 2676215410Stuexen 2677215410Stuexen if (stcb) { 2678215410Stuexen stimo->stimo_init = stcb->asoc.timoinit; 2679215410Stuexen stimo->stimo_data = stcb->asoc.timodata; 2680215410Stuexen stimo->stimo_sack = stcb->asoc.timosack; 2681215410Stuexen stimo->stimo_shutdown = stcb->asoc.timoshutdown; 2682215410Stuexen stimo->stimo_heartbeat = stcb->asoc.timoheartbeat; 2683215410Stuexen stimo->stimo_cookie = stcb->asoc.timocookie; 2684215410Stuexen stimo->stimo_shutdownack = stcb->asoc.timoshutdownack; 2685215410Stuexen SCTP_TCB_UNLOCK(stcb); 2686223132Stuexen *optsize = sizeof(struct sctp_timeouts); 2687215410Stuexen } else { 2688223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2689215410Stuexen error = EINVAL; 2690215410Stuexen } 2691223132Stuexen break; 2692215410Stuexen } 2693163953Srrs case SCTP_ASSOCINFO: 2694163953Srrs { 2695163953Srrs struct sctp_assocparams *sasoc; 2696163953Srrs 2697166675Srrs SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize); 2698166675Srrs SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id); 2699163953Srrs 2700163953Srrs if (stcb) { 2701171477Srrs sasoc->sasoc_cookie_life = TICKS_TO_MSEC(stcb->asoc.cookie_life); 2702163953Srrs sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times; 2703163953Srrs sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets; 2704163953Srrs sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd; 2705163953Srrs sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd; 2706163953Srrs SCTP_TCB_UNLOCK(stcb); 2707163953Srrs } else { 2708224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2709224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2710224918Stuexen (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) { 2711223132Stuexen SCTP_INP_RLOCK(inp); 2712223132Stuexen sasoc->sasoc_cookie_life = TICKS_TO_MSEC(inp->sctp_ep.def_cookie_life); 2713223132Stuexen sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times; 2714223132Stuexen sasoc->sasoc_number_peer_destinations = 0; 2715223132Stuexen sasoc->sasoc_peer_rwnd = 0; 2716223132Stuexen sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv); 2717223132Stuexen SCTP_INP_RUNLOCK(inp); 2718223132Stuexen } else { 2719223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2720223132Stuexen error = EINVAL; 2721223132Stuexen } 2722163953Srrs } 2723223132Stuexen if (error == 0) { 2724223132Stuexen *optsize = sizeof(struct sctp_assocparams); 2725223132Stuexen } 2726223132Stuexen break; 2727163953Srrs } 2728163953Srrs case SCTP_DEFAULT_SEND_PARAM: 2729163953Srrs { 2730163953Srrs struct sctp_sndrcvinfo *s_info; 2731163953Srrs 2732166675Srrs SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize); 2733166675Srrs SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id); 2734166675Srrs 2735166675Srrs if (stcb) { 2736170056Srrs memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send)); 2737166675Srrs SCTP_TCB_UNLOCK(stcb); 2738166675Srrs } else { 2739224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2740224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2741224918Stuexen (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC)) { 2742223132Stuexen SCTP_INP_RLOCK(inp); 2743223132Stuexen memcpy(s_info, &inp->def_send, sizeof(inp->def_send)); 2744223132Stuexen SCTP_INP_RUNLOCK(inp); 2745223132Stuexen } else { 2746223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2747223132Stuexen error = EINVAL; 2748223132Stuexen } 2749163953Srrs } 2750223132Stuexen if (error == 0) { 2751223132Stuexen *optsize = sizeof(struct sctp_sndrcvinfo); 2752223132Stuexen } 2753223132Stuexen break; 2754163953Srrs } 2755163953Srrs case SCTP_INITMSG: 2756163953Srrs { 2757163953Srrs struct sctp_initmsg *sinit; 2758163953Srrs 2759166675Srrs SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize); 2760163953Srrs SCTP_INP_RLOCK(inp); 2761163953Srrs sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count; 2762163953Srrs sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome; 2763163953Srrs sinit->sinit_max_attempts = inp->sctp_ep.max_init_times; 2764163953Srrs sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max; 2765163953Srrs SCTP_INP_RUNLOCK(inp); 2766223132Stuexen *optsize = sizeof(struct sctp_initmsg); 2767223132Stuexen break; 2768163953Srrs } 2769163953Srrs case SCTP_PRIMARY_ADDR: 2770163953Srrs /* we allow a "get" operation on this */ 2771163953Srrs { 2772163953Srrs struct sctp_setprim *ssp; 2773163953Srrs 2774166675Srrs SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize); 2775166675Srrs SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id); 2776166675Srrs 2777166675Srrs if (stcb) { 2778166675Srrs /* simply copy out the sockaddr_storage... */ 2779170056Srrs int len; 2780170056Srrs 2781170056Srrs len = *optsize; 2782170056Srrs if (len > stcb->asoc.primary_destination->ro._l_addr.sa.sa_len) 2783170056Srrs len = stcb->asoc.primary_destination->ro._l_addr.sa.sa_len; 2784170056Srrs 2785170056Srrs memcpy(&ssp->ssp_addr, 2786170056Srrs &stcb->asoc.primary_destination->ro._l_addr, 2787170056Srrs len); 2788166675Srrs SCTP_TCB_UNLOCK(stcb); 2789223132Stuexen *optsize = sizeof(struct sctp_setprim); 2790166675Srrs } else { 2791223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2792163953Srrs error = EINVAL; 2793163953Srrs } 2794223132Stuexen break; 2795163953Srrs } 2796163953Srrs case SCTP_HMAC_IDENT: 2797163953Srrs { 2798163953Srrs struct sctp_hmacalgo *shmac; 2799163953Srrs sctp_hmaclist_t *hmaclist; 2800163953Srrs uint32_t size; 2801163953Srrs int i; 2802163953Srrs 2803166675Srrs SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize); 2804166675Srrs 2805163953Srrs SCTP_INP_RLOCK(inp); 2806163953Srrs hmaclist = inp->sctp_ep.local_hmacs; 2807163953Srrs if (hmaclist == NULL) { 2808163953Srrs /* no HMACs to return */ 2809166675Srrs *optsize = sizeof(*shmac); 2810168299Srrs SCTP_INP_RUNLOCK(inp); 2811163953Srrs break; 2812163953Srrs } 2813163953Srrs /* is there room for all of the hmac ids? */ 2814163953Srrs size = sizeof(*shmac) + (hmaclist->num_algo * 2815163953Srrs sizeof(shmac->shmac_idents[0])); 2816166675Srrs if ((size_t)(*optsize) < size) { 2817223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2818163953Srrs error = EINVAL; 2819163953Srrs SCTP_INP_RUNLOCK(inp); 2820163953Srrs break; 2821163953Srrs } 2822163953Srrs /* copy in the list */ 2823181054Srrs shmac->shmac_number_of_idents = hmaclist->num_algo; 2824181054Srrs for (i = 0; i < hmaclist->num_algo; i++) { 2825163953Srrs shmac->shmac_idents[i] = hmaclist->hmac[i]; 2826181054Srrs } 2827163953Srrs SCTP_INP_RUNLOCK(inp); 2828166675Srrs *optsize = size; 2829163953Srrs break; 2830163953Srrs } 2831163953Srrs case SCTP_AUTH_ACTIVE_KEY: 2832163953Srrs { 2833163953Srrs struct sctp_authkeyid *scact; 2834163953Srrs 2835166675Srrs SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize); 2836166675Srrs SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id); 2837166675Srrs 2838166675Srrs if (stcb) { 2839163953Srrs /* get the active key on the assoc */ 2840185694Srrs scact->scact_keynumber = stcb->asoc.authinfo.active_keyid; 2841163953Srrs SCTP_TCB_UNLOCK(stcb); 2842163953Srrs } else { 2843224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2844224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2845224918Stuexen (scact->scact_assoc_id == SCTP_FUTURE_ASSOC)) { 2846223132Stuexen /* get the endpoint active key */ 2847223132Stuexen SCTP_INP_RLOCK(inp); 2848223132Stuexen scact->scact_keynumber = inp->sctp_ep.default_keyid; 2849223132Stuexen SCTP_INP_RUNLOCK(inp); 2850223132Stuexen } else { 2851223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2852223132Stuexen error = EINVAL; 2853223132Stuexen } 2854163953Srrs } 2855223132Stuexen if (error == 0) { 2856223132Stuexen *optsize = sizeof(struct sctp_authkeyid); 2857223132Stuexen } 2858163953Srrs break; 2859163953Srrs } 2860163953Srrs case SCTP_LOCAL_AUTH_CHUNKS: 2861163953Srrs { 2862163953Srrs struct sctp_authchunks *sac; 2863163953Srrs sctp_auth_chklist_t *chklist = NULL; 2864166675Srrs size_t size = 0; 2865163953Srrs 2866166675Srrs SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize); 2867166675Srrs SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id); 2868166675Srrs 2869166675Srrs if (stcb) { 2870163953Srrs /* get off the assoc */ 2871163953Srrs chklist = stcb->asoc.local_auth_chunks; 2872163953Srrs /* is there enough space? */ 2873163953Srrs size = sctp_auth_get_chklist_size(chklist); 2874166675Srrs if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2875163953Srrs error = EINVAL; 2876171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2877166675Srrs } else { 2878166675Srrs /* copy in the chunks */ 2879169420Srrs (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2880234832Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2881223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2882163953Srrs } 2883163953Srrs SCTP_TCB_UNLOCK(stcb); 2884163953Srrs } else { 2885224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2886224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2887224918Stuexen (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC)) { 2888223132Stuexen /* get off the endpoint */ 2889223132Stuexen SCTP_INP_RLOCK(inp); 2890223132Stuexen chklist = inp->sctp_ep.local_auth_chunks; 2891223132Stuexen /* is there enough space? */ 2892223132Stuexen size = sctp_auth_get_chklist_size(chklist); 2893223132Stuexen if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2894223132Stuexen error = EINVAL; 2895223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2896223132Stuexen } else { 2897223132Stuexen /* copy in the chunks */ 2898223132Stuexen (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2899234832Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2900223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2901223132Stuexen } 2902223132Stuexen SCTP_INP_RUNLOCK(inp); 2903223132Stuexen } else { 2904223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2905163953Srrs error = EINVAL; 2906163953Srrs } 2907163953Srrs } 2908163953Srrs break; 2909163953Srrs } 2910163953Srrs case SCTP_PEER_AUTH_CHUNKS: 2911163953Srrs { 2912163953Srrs struct sctp_authchunks *sac; 2913163953Srrs sctp_auth_chklist_t *chklist = NULL; 2914166675Srrs size_t size = 0; 2915163953Srrs 2916166675Srrs SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize); 2917166675Srrs SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id); 2918166675Srrs 2919166675Srrs if (stcb) { 2920166675Srrs /* get off the assoc */ 2921166675Srrs chklist = stcb->asoc.peer_auth_chunks; 2922166675Srrs /* is there enough space? */ 2923166675Srrs size = sctp_auth_get_chklist_size(chklist); 2924166675Srrs if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2925166675Srrs error = EINVAL; 2926171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2927166675Srrs } else { 2928166675Srrs /* copy in the chunks */ 2929169420Srrs (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2930234832Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2931223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2932166675Srrs } 2933166675Srrs SCTP_TCB_UNLOCK(stcb); 2934166675Srrs } else { 2935171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2936163953Srrs error = ENOENT; 2937163953Srrs } 2938163953Srrs break; 2939163953Srrs } 2940223132Stuexen case SCTP_EVENT: 2941223132Stuexen { 2942223132Stuexen struct sctp_event *event; 2943223132Stuexen uint32_t event_type; 2944163953Srrs 2945223132Stuexen SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize); 2946223132Stuexen SCTP_FIND_STCB(inp, stcb, event->se_assoc_id); 2947163953Srrs 2948223132Stuexen switch (event->se_type) { 2949223132Stuexen case SCTP_ASSOC_CHANGE: 2950223132Stuexen event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT; 2951223132Stuexen break; 2952223132Stuexen case SCTP_PEER_ADDR_CHANGE: 2953223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPADDREVNT; 2954223132Stuexen break; 2955223132Stuexen case SCTP_REMOTE_ERROR: 2956223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPEERERR; 2957223132Stuexen break; 2958223132Stuexen case SCTP_SEND_FAILED: 2959223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT; 2960223132Stuexen break; 2961223132Stuexen case SCTP_SHUTDOWN_EVENT: 2962223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT; 2963223132Stuexen break; 2964223132Stuexen case SCTP_ADAPTATION_INDICATION: 2965223132Stuexen event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT; 2966223132Stuexen break; 2967223132Stuexen case SCTP_PARTIAL_DELIVERY_EVENT: 2968223132Stuexen event_type = SCTP_PCB_FLAGS_PDAPIEVNT; 2969223132Stuexen break; 2970223132Stuexen case SCTP_AUTHENTICATION_EVENT: 2971223132Stuexen event_type = SCTP_PCB_FLAGS_AUTHEVNT; 2972223132Stuexen break; 2973223132Stuexen case SCTP_STREAM_RESET_EVENT: 2974223132Stuexen event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT; 2975223132Stuexen break; 2976223132Stuexen case SCTP_SENDER_DRY_EVENT: 2977223132Stuexen event_type = SCTP_PCB_FLAGS_DRYEVNT; 2978223132Stuexen break; 2979223132Stuexen case SCTP_NOTIFICATIONS_STOPPED_EVENT: 2980223132Stuexen event_type = 0; 2981223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 2982223132Stuexen error = ENOTSUP; 2983223132Stuexen break; 2984235009Stuexen case SCTP_ASSOC_RESET_EVENT: 2985235009Stuexen event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT; 2986235009Stuexen break; 2987235009Stuexen case SCTP_STREAM_CHANGE_EVENT: 2988235009Stuexen event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT; 2989235009Stuexen break; 2990235075Stuexen case SCTP_SEND_FAILED_EVENT: 2991235075Stuexen event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT; 2992235075Stuexen break; 2993223132Stuexen default: 2994223132Stuexen event_type = 0; 2995223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2996223132Stuexen error = EINVAL; 2997223132Stuexen break; 2998223132Stuexen } 2999223132Stuexen if (event_type > 0) { 3000223132Stuexen if (stcb) { 3001223132Stuexen event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type); 3002223132Stuexen SCTP_TCB_UNLOCK(stcb); 3003223132Stuexen } else { 3004224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3005224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3006224918Stuexen (event->se_assoc_id == SCTP_FUTURE_ASSOC)) { 3007223132Stuexen SCTP_INP_RLOCK(inp); 3008223132Stuexen event->se_on = sctp_is_feature_on(inp, event_type); 3009223132Stuexen SCTP_INP_RUNLOCK(inp); 3010223132Stuexen } else { 3011223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3012223132Stuexen error = EINVAL; 3013223132Stuexen } 3014223132Stuexen } 3015223132Stuexen } 3016223132Stuexen if (error == 0) { 3017223132Stuexen *optsize = sizeof(struct sctp_event); 3018223132Stuexen } 3019223132Stuexen break; 3020223132Stuexen } 3021223132Stuexen case SCTP_RECVRCVINFO: 3022223132Stuexen { 3023223132Stuexen int onoff; 3024223132Stuexen 3025223132Stuexen if (*optsize < sizeof(int)) { 3026223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3027223132Stuexen error = EINVAL; 3028223132Stuexen } else { 3029230104Stuexen SCTP_INP_RLOCK(inp); 3030223132Stuexen onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 3031223132Stuexen SCTP_INP_RUNLOCK(inp); 3032223132Stuexen } 3033223132Stuexen if (error == 0) { 3034223132Stuexen /* return the option value */ 3035223132Stuexen *(int *)optval = onoff; 3036223132Stuexen *optsize = sizeof(int); 3037223132Stuexen } 3038223132Stuexen break; 3039223132Stuexen } 3040223132Stuexen case SCTP_RECVNXTINFO: 3041223132Stuexen { 3042223132Stuexen int onoff; 3043223132Stuexen 3044223132Stuexen if (*optsize < sizeof(int)) { 3045223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3046223132Stuexen error = EINVAL; 3047223132Stuexen } else { 3048230104Stuexen SCTP_INP_RLOCK(inp); 3049223132Stuexen onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 3050223132Stuexen SCTP_INP_RUNLOCK(inp); 3051223132Stuexen } 3052223132Stuexen if (error == 0) { 3053223132Stuexen /* return the option value */ 3054223132Stuexen *(int *)optval = onoff; 3055223132Stuexen *optsize = sizeof(int); 3056223132Stuexen } 3057223132Stuexen break; 3058223132Stuexen } 3059223132Stuexen case SCTP_DEFAULT_SNDINFO: 3060223132Stuexen { 3061223132Stuexen struct sctp_sndinfo *info; 3062223132Stuexen 3063223132Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize); 3064223132Stuexen SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id); 3065223132Stuexen 3066223132Stuexen if (stcb) { 3067223132Stuexen info->snd_sid = stcb->asoc.def_send.sinfo_stream; 3068223132Stuexen info->snd_flags = stcb->asoc.def_send.sinfo_flags; 3069223162Stuexen info->snd_flags &= 0xfff0; 3070223132Stuexen info->snd_ppid = stcb->asoc.def_send.sinfo_ppid; 3071223132Stuexen info->snd_context = stcb->asoc.def_send.sinfo_context; 3072223132Stuexen SCTP_TCB_UNLOCK(stcb); 3073223132Stuexen } else { 3074224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3075224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3076224918Stuexen (info->snd_assoc_id == SCTP_FUTURE_ASSOC)) { 3077223132Stuexen SCTP_INP_RLOCK(inp); 3078223132Stuexen info->snd_sid = inp->def_send.sinfo_stream; 3079223132Stuexen info->snd_flags = inp->def_send.sinfo_flags; 3080223162Stuexen info->snd_flags &= 0xfff0; 3081223132Stuexen info->snd_ppid = inp->def_send.sinfo_ppid; 3082223132Stuexen info->snd_context = inp->def_send.sinfo_context; 3083223132Stuexen SCTP_INP_RUNLOCK(inp); 3084223132Stuexen } else { 3085223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3086223132Stuexen error = EINVAL; 3087223132Stuexen } 3088223132Stuexen } 3089223132Stuexen if (error == 0) { 3090223132Stuexen *optsize = sizeof(struct sctp_sndinfo); 3091223132Stuexen } 3092223132Stuexen break; 3093223132Stuexen } 3094223162Stuexen case SCTP_DEFAULT_PRINFO: 3095223162Stuexen { 3096223162Stuexen struct sctp_default_prinfo *info; 3097223162Stuexen 3098223162Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize); 3099223162Stuexen SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id); 3100223162Stuexen 3101223162Stuexen if (stcb) { 3102223162Stuexen info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 3103223162Stuexen info->pr_value = stcb->asoc.def_send.sinfo_timetolive; 3104223162Stuexen SCTP_TCB_UNLOCK(stcb); 3105223162Stuexen } else { 3106224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3107224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3108224918Stuexen (info->pr_assoc_id == SCTP_FUTURE_ASSOC)) { 3109223162Stuexen SCTP_INP_RLOCK(inp); 3110223162Stuexen info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags); 3111223162Stuexen info->pr_value = inp->def_send.sinfo_timetolive; 3112223162Stuexen SCTP_INP_RUNLOCK(inp); 3113223162Stuexen } else { 3114223162Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3115223162Stuexen error = EINVAL; 3116223162Stuexen } 3117223162Stuexen } 3118223162Stuexen if (error == 0) { 3119223162Stuexen *optsize = sizeof(struct sctp_default_prinfo); 3120223162Stuexen } 3121223162Stuexen break; 3122223162Stuexen } 3123224641Stuexen case SCTP_PEER_ADDR_THLDS: 3124224641Stuexen { 3125224641Stuexen struct sctp_paddrthlds *thlds; 3126224641Stuexen struct sctp_nets *net; 3127224641Stuexen 3128224641Stuexen SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize); 3129224641Stuexen SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); 3130224641Stuexen 3131224641Stuexen net = NULL; 3132224641Stuexen if (stcb) { 3133224641Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address); 3134224641Stuexen } else { 3135224641Stuexen /* 3136224641Stuexen * We increment here since 3137224641Stuexen * sctp_findassociation_ep_addr() wil do a 3138224641Stuexen * decrement if it finds the stcb as long as 3139224641Stuexen * the locked tcb (last argument) is NOT a 3140224641Stuexen * TCB.. aka NULL. 3141224641Stuexen */ 3142224641Stuexen SCTP_INP_INCR_REF(inp); 3143224641Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&thlds->spt_address, &net, NULL, NULL); 3144224641Stuexen if (stcb == NULL) { 3145224641Stuexen SCTP_INP_DECR_REF(inp); 3146224641Stuexen } 3147224641Stuexen } 3148224641Stuexen if (stcb && (net == NULL)) { 3149224641Stuexen struct sockaddr *sa; 3150224641Stuexen 3151224641Stuexen sa = (struct sockaddr *)&thlds->spt_address; 3152224641Stuexen#ifdef INET 3153224641Stuexen if (sa->sa_family == AF_INET) { 3154224641Stuexen struct sockaddr_in *sin; 3155224641Stuexen 3156224641Stuexen sin = (struct sockaddr_in *)sa; 3157224641Stuexen if (sin->sin_addr.s_addr) { 3158224641Stuexen error = EINVAL; 3159224641Stuexen SCTP_TCB_UNLOCK(stcb); 3160224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3161224641Stuexen break; 3162224641Stuexen } 3163224641Stuexen } else 3164224641Stuexen#endif 3165224641Stuexen#ifdef INET6 3166224641Stuexen if (sa->sa_family == AF_INET6) { 3167224641Stuexen struct sockaddr_in6 *sin6; 3168224641Stuexen 3169224641Stuexen sin6 = (struct sockaddr_in6 *)sa; 3170224641Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 3171224641Stuexen error = EINVAL; 3172224641Stuexen SCTP_TCB_UNLOCK(stcb); 3173224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3174224641Stuexen break; 3175224641Stuexen } 3176224641Stuexen } else 3177224641Stuexen#endif 3178224641Stuexen { 3179224641Stuexen error = EAFNOSUPPORT; 3180224641Stuexen SCTP_TCB_UNLOCK(stcb); 3181224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3182224641Stuexen break; 3183224641Stuexen } 3184224641Stuexen } 3185224641Stuexen if (stcb) { 3186224641Stuexen if (net) { 3187224641Stuexen thlds->spt_pathmaxrxt = net->failure_threshold; 3188224641Stuexen thlds->spt_pathpfthld = net->pf_threshold; 3189224641Stuexen } else { 3190224641Stuexen thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure; 3191224641Stuexen thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold; 3192224641Stuexen } 3193224641Stuexen thlds->spt_assoc_id = sctp_get_associd(stcb); 3194224641Stuexen SCTP_TCB_UNLOCK(stcb); 3195224641Stuexen } else { 3196224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3197224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3198224918Stuexen (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) { 3199224641Stuexen /* Use endpoint defaults */ 3200224641Stuexen SCTP_INP_RLOCK(inp); 3201224641Stuexen thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure; 3202224641Stuexen thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold; 3203224641Stuexen SCTP_INP_RUNLOCK(inp); 3204224641Stuexen } else { 3205224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3206224641Stuexen error = EINVAL; 3207224641Stuexen } 3208224641Stuexen } 3209224641Stuexen if (error == 0) { 3210224641Stuexen *optsize = sizeof(struct sctp_paddrthlds); 3211224641Stuexen } 3212224641Stuexen break; 3213224641Stuexen } 3214227755Stuexen case SCTP_REMOTE_UDP_ENCAPS_PORT: 3215227755Stuexen { 3216227755Stuexen struct sctp_udpencaps *encaps; 3217227755Stuexen struct sctp_nets *net; 3218227755Stuexen 3219227755Stuexen SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize); 3220227755Stuexen SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); 3221227755Stuexen 3222227755Stuexen if (stcb) { 3223227755Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); 3224227755Stuexen } else { 3225227755Stuexen /* 3226227755Stuexen * We increment here since 3227227755Stuexen * sctp_findassociation_ep_addr() wil do a 3228227755Stuexen * decrement if it finds the stcb as long as 3229227755Stuexen * the locked tcb (last argument) is NOT a 3230227755Stuexen * TCB.. aka NULL. 3231227755Stuexen */ 3232227755Stuexen net = NULL; 3233227755Stuexen SCTP_INP_INCR_REF(inp); 3234227755Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); 3235227755Stuexen if (stcb == NULL) { 3236227755Stuexen SCTP_INP_DECR_REF(inp); 3237227755Stuexen } 3238227755Stuexen } 3239227755Stuexen if (stcb && (net == NULL)) { 3240227755Stuexen struct sockaddr *sa; 3241227755Stuexen 3242227755Stuexen sa = (struct sockaddr *)&encaps->sue_address; 3243227755Stuexen#ifdef INET 3244227755Stuexen if (sa->sa_family == AF_INET) { 3245227755Stuexen struct sockaddr_in *sin; 3246227755Stuexen 3247227755Stuexen sin = (struct sockaddr_in *)sa; 3248227755Stuexen if (sin->sin_addr.s_addr) { 3249227755Stuexen error = EINVAL; 3250227755Stuexen SCTP_TCB_UNLOCK(stcb); 3251227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3252227755Stuexen break; 3253227755Stuexen } 3254227755Stuexen } else 3255227755Stuexen#endif 3256227755Stuexen#ifdef INET6 3257227755Stuexen if (sa->sa_family == AF_INET6) { 3258227755Stuexen struct sockaddr_in6 *sin6; 3259227755Stuexen 3260227755Stuexen sin6 = (struct sockaddr_in6 *)sa; 3261227755Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 3262227755Stuexen error = EINVAL; 3263227755Stuexen SCTP_TCB_UNLOCK(stcb); 3264227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3265227755Stuexen break; 3266227755Stuexen } 3267227755Stuexen } else 3268227755Stuexen#endif 3269227755Stuexen { 3270227755Stuexen error = EAFNOSUPPORT; 3271227755Stuexen SCTP_TCB_UNLOCK(stcb); 3272227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3273227755Stuexen break; 3274227755Stuexen } 3275227755Stuexen } 3276227755Stuexen if (stcb) { 3277227755Stuexen if (net) { 3278227755Stuexen encaps->sue_port = net->port; 3279227755Stuexen } else { 3280227755Stuexen encaps->sue_port = stcb->asoc.port; 3281227755Stuexen } 3282227755Stuexen SCTP_TCB_UNLOCK(stcb); 3283227755Stuexen } else { 3284227755Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3285227755Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3286227755Stuexen (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) { 3287227755Stuexen SCTP_INP_RLOCK(inp); 3288227755Stuexen encaps->sue_port = inp->sctp_ep.port; 3289227755Stuexen SCTP_INP_RUNLOCK(inp); 3290227755Stuexen } else { 3291227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3292227755Stuexen error = EINVAL; 3293227755Stuexen } 3294227755Stuexen } 3295227755Stuexen if (error == 0) { 3296227755Stuexen *optsize = sizeof(struct sctp_paddrparams); 3297227755Stuexen } 3298227755Stuexen break; 3299227755Stuexen } 3300235021Stuexen case SCTP_ENABLE_STREAM_RESET: 3301235021Stuexen { 3302235021Stuexen struct sctp_assoc_value *av; 3303235021Stuexen 3304235021Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 3305235021Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3306235021Stuexen 3307235021Stuexen if (stcb) { 3308235021Stuexen av->assoc_value = (uint32_t) stcb->asoc.local_strreset_support; 3309235021Stuexen SCTP_TCB_UNLOCK(stcb); 3310235021Stuexen } else { 3311235021Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3312235021Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3313235021Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 3314235021Stuexen SCTP_INP_RLOCK(inp); 3315235021Stuexen av->assoc_value = (uint32_t) inp->local_strreset_support; 3316235021Stuexen SCTP_INP_RUNLOCK(inp); 3317235021Stuexen } else { 3318235021Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3319235021Stuexen error = EINVAL; 3320235021Stuexen } 3321235021Stuexen } 3322235021Stuexen if (error == 0) { 3323235021Stuexen *optsize = sizeof(struct sctp_assoc_value); 3324235021Stuexen } 3325235021Stuexen break; 3326235021Stuexen } 3327163953Srrs default: 3328171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 3329163953Srrs error = ENOPROTOOPT; 3330163953Srrs break; 3331163953Srrs } /* end switch (sopt->sopt_name) */ 3332223132Stuexen if (error) { 3333223132Stuexen *optsize = 0; 3334223132Stuexen } 3335163953Srrs return (error); 3336163953Srrs} 3337163953Srrs 3338163953Srrsstatic int 3339166675Srrssctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, 3340166675Srrs void *p) 3341163953Srrs{ 3342166675Srrs int error, set_opt; 3343166675Srrs uint32_t *mopt; 3344163953Srrs struct sctp_tcb *stcb = NULL; 3345171943Srrs struct sctp_inpcb *inp = NULL; 3346167598Srrs uint32_t vrf_id; 3347163953Srrs 3348166675Srrs if (optval == NULL) { 3349169420Srrs SCTP_PRINTF("optval is NULL\n"); 3350171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3351163953Srrs return (EINVAL); 3352163953Srrs } 3353163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 3354233005Stuexen if (inp == NULL) { 3355169420Srrs SCTP_PRINTF("inp is NULL?\n"); 3356171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3357228907Stuexen return (EINVAL); 3358167598Srrs } 3359168299Srrs vrf_id = inp->def_vrf_id; 3360163953Srrs 3361163953Srrs error = 0; 3362166675Srrs switch (optname) { 3363163953Srrs case SCTP_NODELAY: 3364163953Srrs case SCTP_AUTOCLOSE: 3365163953Srrs case SCTP_AUTO_ASCONF: 3366163953Srrs case SCTP_EXPLICIT_EOR: 3367163953Srrs case SCTP_DISABLE_FRAGMENTS: 3368163953Srrs case SCTP_USE_EXT_RCVINFO: 3369163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 3370163953Srrs /* copy in the option value */ 3371166675Srrs SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize); 3372163953Srrs set_opt = 0; 3373163953Srrs if (error) 3374163953Srrs break; 3375166675Srrs switch (optname) { 3376163953Srrs case SCTP_DISABLE_FRAGMENTS: 3377163953Srrs set_opt = SCTP_PCB_FLAGS_NO_FRAGMENT; 3378163953Srrs break; 3379163953Srrs case SCTP_AUTO_ASCONF: 3380171943Srrs /* 3381171943Srrs * NOTE: we don't really support this flag 3382171943Srrs */ 3383171943Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 3384171943Srrs /* only valid for bound all sockets */ 3385224641Stuexen if ((SCTP_BASE_SYSCTL(sctp_auto_asconf) == 0) && 3386224641Stuexen (*mopt != 0)) { 3387224641Stuexen /* forbidden by admin */ 3388224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EPERM); 3389224641Stuexen return (EPERM); 3390224641Stuexen } 3391171943Srrs set_opt = SCTP_PCB_FLAGS_AUTO_ASCONF; 3392171943Srrs } else { 3393171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3394171943Srrs return (EINVAL); 3395171943Srrs } 3396163953Srrs break; 3397163953Srrs case SCTP_EXPLICIT_EOR: 3398163953Srrs set_opt = SCTP_PCB_FLAGS_EXPLICIT_EOR; 3399163953Srrs break; 3400163953Srrs case SCTP_USE_EXT_RCVINFO: 3401163953Srrs set_opt = SCTP_PCB_FLAGS_EXT_RCVINFO; 3402163953Srrs break; 3403163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 3404163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 3405163953Srrs set_opt = SCTP_PCB_FLAGS_NEEDS_MAPPED_V4; 3406163953Srrs } else { 3407171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3408163953Srrs return (EINVAL); 3409163953Srrs } 3410163953Srrs break; 3411163953Srrs case SCTP_NODELAY: 3412163953Srrs set_opt = SCTP_PCB_FLAGS_NODELAY; 3413163953Srrs break; 3414163953Srrs case SCTP_AUTOCLOSE: 3415170056Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3416170056Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 3417171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3418170056Srrs return (EINVAL); 3419170056Srrs } 3420163953Srrs set_opt = SCTP_PCB_FLAGS_AUTOCLOSE; 3421163953Srrs /* 3422163953Srrs * The value is in ticks. Note this does not effect 3423163953Srrs * old associations, only new ones. 3424163953Srrs */ 3425163953Srrs inp->sctp_ep.auto_close_time = SEC_TO_TICKS(*mopt); 3426163953Srrs break; 3427163953Srrs } 3428163953Srrs SCTP_INP_WLOCK(inp); 3429163953Srrs if (*mopt != 0) { 3430163953Srrs sctp_feature_on(inp, set_opt); 3431163953Srrs } else { 3432163953Srrs sctp_feature_off(inp, set_opt); 3433163953Srrs } 3434163953Srrs SCTP_INP_WUNLOCK(inp); 3435163953Srrs break; 3436181054Srrs case SCTP_REUSE_PORT: 3437181054Srrs { 3438181054Srrs SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize); 3439181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 0) { 3440181054Srrs /* Can't set it after we are bound */ 3441181054Srrs error = EINVAL; 3442181054Srrs break; 3443181054Srrs } 3444181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) { 3445181054Srrs /* Can't do this for a 1-m socket */ 3446181054Srrs error = EINVAL; 3447181054Srrs break; 3448181054Srrs } 3449181054Srrs if (optval) 3450181054Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE); 3451181054Srrs else 3452181054Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE); 3453223132Stuexen break; 3454181054Srrs } 3455163953Srrs case SCTP_PARTIAL_DELIVERY_POINT: 3456163953Srrs { 3457166675Srrs uint32_t *value; 3458166675Srrs 3459166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize); 3460167736Srrs if (*value > SCTP_SB_LIMIT_RCV(so)) { 3461171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3462167736Srrs error = EINVAL; 3463167736Srrs break; 3464167736Srrs } 3465166675Srrs inp->partial_delivery_point = *value; 3466223132Stuexen break; 3467163953Srrs } 3468163953Srrs case SCTP_FRAGMENT_INTERLEAVE: 3469163953Srrs /* not yet until we re-write sctp_recvmsg() */ 3470163953Srrs { 3471168943Srrs uint32_t *level; 3472163953Srrs 3473168943Srrs SCTP_CHECK_AND_CAST(level, optval, uint32_t, optsize); 3474168943Srrs if (*level == SCTP_FRAG_LEVEL_2) { 3475163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3476168943Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3477168943Srrs } else if (*level == SCTP_FRAG_LEVEL_1) { 3478168943Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3479168943Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3480168943Srrs } else if (*level == SCTP_FRAG_LEVEL_0) { 3481170056Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3482168943Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3483168943Srrs 3484163953Srrs } else { 3485171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3486168943Srrs error = EINVAL; 3487163953Srrs } 3488223132Stuexen break; 3489163953Srrs } 3490163953Srrs case SCTP_CMT_ON_OFF: 3491211944Stuexen if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) { 3492163953Srrs struct sctp_assoc_value *av; 3493163953Srrs 3494166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3495223132Stuexen if (av->assoc_value > SCTP_CMT_MAX) { 3496223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3497223132Stuexen error = EINVAL; 3498223132Stuexen break; 3499223132Stuexen } 3500211944Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3501211944Stuexen if (stcb) { 3502223132Stuexen stcb->asoc.sctp_cmt_on_off = av->assoc_value; 3503211944Stuexen SCTP_TCB_UNLOCK(stcb); 3504166675Srrs } else { 3505224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3506224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3507224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3508223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3509221460Stuexen SCTP_INP_WLOCK(inp); 3510221460Stuexen inp->sctp_cmt_on_off = av->assoc_value; 3511221460Stuexen SCTP_INP_WUNLOCK(inp); 3512216669Stuexen } 3513223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3514223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3515223132Stuexen SCTP_INP_RLOCK(inp); 3516223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3517223132Stuexen SCTP_TCB_LOCK(stcb); 3518223132Stuexen stcb->asoc.sctp_cmt_on_off = av->assoc_value; 3519223132Stuexen SCTP_TCB_UNLOCK(stcb); 3520223132Stuexen } 3521224918Stuexen SCTP_INP_RUNLOCK(inp); 3522223132Stuexen } 3523163953Srrs } 3524211944Stuexen } else { 3525211944Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 3526211944Stuexen error = ENOPROTOOPT; 3527163953Srrs } 3528163953Srrs break; 3529171440Srrs case SCTP_PLUGGABLE_CC: 3530171440Srrs { 3531171440Srrs struct sctp_assoc_value *av; 3532219057Srrs struct sctp_nets *net; 3533171440Srrs 3534171440Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3535223132Stuexen if ((av->assoc_value != SCTP_CC_RFC2581) && 3536223132Stuexen (av->assoc_value != SCTP_CC_HSTCP) && 3537223132Stuexen (av->assoc_value != SCTP_CC_HTCP) && 3538223132Stuexen (av->assoc_value != SCTP_CC_RTCC)) { 3539223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3540223132Stuexen error = EINVAL; 3541223132Stuexen break; 3542223132Stuexen } 3543171440Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3544171440Srrs if (stcb) { 3545223132Stuexen stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value]; 3546223132Stuexen stcb->asoc.congestion_control_module = av->assoc_value; 3547223132Stuexen if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) { 3548223132Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 3549223132Stuexen stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net); 3550219057Srrs } 3551171440Srrs } 3552217611Stuexen SCTP_TCB_UNLOCK(stcb); 3553171440Srrs } else { 3554224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3555224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3556224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3557223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3558217611Stuexen SCTP_INP_WLOCK(inp); 3559171440Srrs inp->sctp_ep.sctp_default_cc_module = av->assoc_value; 3560217611Stuexen SCTP_INP_WUNLOCK(inp); 3561217760Stuexen } 3562223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3563223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3564223132Stuexen SCTP_INP_RLOCK(inp); 3565223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3566223132Stuexen SCTP_TCB_LOCK(stcb); 3567223132Stuexen stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value]; 3568223132Stuexen stcb->asoc.congestion_control_module = av->assoc_value; 3569223132Stuexen if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) { 3570223132Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 3571223132Stuexen stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net); 3572223132Stuexen } 3573223132Stuexen } 3574223132Stuexen SCTP_TCB_UNLOCK(stcb); 3575223132Stuexen } 3576223132Stuexen SCTP_INP_RUNLOCK(inp); 3577223132Stuexen } 3578171440Srrs } 3579223132Stuexen break; 3580171440Srrs } 3581219057Srrs case SCTP_CC_OPTION: 3582219057Srrs { 3583219057Srrs struct sctp_cc_option *cc_opt; 3584219057Srrs 3585219057Srrs SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize); 3586219057Srrs SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id); 3587219057Srrs if (stcb == NULL) { 3588223132Stuexen if (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC) { 3589223132Stuexen SCTP_INP_RLOCK(inp); 3590223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3591223132Stuexen SCTP_TCB_LOCK(stcb); 3592223132Stuexen if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) { 3593223132Stuexen (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt); 3594223132Stuexen } 3595223132Stuexen SCTP_TCB_UNLOCK(stcb); 3596223132Stuexen } 3597223132Stuexen SCTP_INP_RUNLOCK(inp); 3598223132Stuexen } else { 3599223132Stuexen error = EINVAL; 3600223132Stuexen } 3601219057Srrs } else { 3602219057Srrs if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) { 3603219057Srrs error = ENOTSUP; 3604219057Srrs } else { 3605219057Srrs error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, 3606219057Srrs cc_opt); 3607219057Srrs } 3608219057Srrs SCTP_TCB_UNLOCK(stcb); 3609219057Srrs } 3610223132Stuexen break; 3611219057Srrs } 3612217760Stuexen case SCTP_PLUGGABLE_SS: 3613217760Stuexen { 3614217760Stuexen struct sctp_assoc_value *av; 3615217760Stuexen 3616217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3617223132Stuexen if ((av->assoc_value != SCTP_SS_DEFAULT) && 3618223132Stuexen (av->assoc_value != SCTP_SS_ROUND_ROBIN) && 3619223132Stuexen (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) && 3620223132Stuexen (av->assoc_value != SCTP_SS_PRIORITY) && 3621223132Stuexen (av->assoc_value != SCTP_SS_FAIR_BANDWITH) && 3622223132Stuexen (av->assoc_value != SCTP_SS_FIRST_COME)) { 3623223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3624223132Stuexen error = EINVAL; 3625223132Stuexen break; 3626223132Stuexen } 3627217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3628217760Stuexen if (stcb) { 3629223132Stuexen stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1); 3630223132Stuexen stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value]; 3631223132Stuexen stcb->asoc.stream_scheduling_module = av->assoc_value; 3632223132Stuexen stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1); 3633217760Stuexen SCTP_TCB_UNLOCK(stcb); 3634217760Stuexen } else { 3635224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3636224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3637224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3638223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3639217760Stuexen SCTP_INP_WLOCK(inp); 3640217760Stuexen inp->sctp_ep.sctp_default_ss_module = av->assoc_value; 3641217760Stuexen SCTP_INP_WUNLOCK(inp); 3642217760Stuexen } 3643223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3644223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3645223132Stuexen SCTP_INP_RLOCK(inp); 3646223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3647223132Stuexen SCTP_TCB_LOCK(stcb); 3648223132Stuexen stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1); 3649223132Stuexen stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value]; 3650223132Stuexen stcb->asoc.stream_scheduling_module = av->assoc_value; 3651223132Stuexen stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1); 3652223132Stuexen SCTP_TCB_UNLOCK(stcb); 3653223132Stuexen } 3654223132Stuexen SCTP_INP_RUNLOCK(inp); 3655223132Stuexen } 3656217760Stuexen } 3657223132Stuexen break; 3658217760Stuexen } 3659217760Stuexen case SCTP_SS_VALUE: 3660217760Stuexen { 3661217760Stuexen struct sctp_stream_value *av; 3662217760Stuexen 3663217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize); 3664217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3665217760Stuexen if (stcb) { 3666217760Stuexen if (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id], 3667217760Stuexen av->stream_value) < 0) { 3668217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3669217760Stuexen error = EINVAL; 3670217760Stuexen } 3671217760Stuexen SCTP_TCB_UNLOCK(stcb); 3672217760Stuexen } else { 3673223132Stuexen if (av->assoc_id == SCTP_CURRENT_ASSOC) { 3674223132Stuexen SCTP_INP_RLOCK(inp); 3675223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3676223132Stuexen SCTP_TCB_LOCK(stcb); 3677223132Stuexen stcb->asoc.ss_functions.sctp_ss_set_value(stcb, 3678223132Stuexen &stcb->asoc, 3679223132Stuexen &stcb->asoc.strmout[av->stream_id], 3680223132Stuexen av->stream_value); 3681223132Stuexen SCTP_TCB_UNLOCK(stcb); 3682223132Stuexen } 3683223132Stuexen SCTP_INP_RUNLOCK(inp); 3684223132Stuexen 3685223132Stuexen } else { 3686223132Stuexen /* 3687223132Stuexen * Can't set stream value without 3688223132Stuexen * association 3689223132Stuexen */ 3690223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3691223132Stuexen error = EINVAL; 3692223132Stuexen } 3693217760Stuexen } 3694223132Stuexen break; 3695217760Stuexen } 3696163953Srrs case SCTP_CLR_STAT_LOG: 3697171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3698163953Srrs error = EOPNOTSUPP; 3699163953Srrs break; 3700163953Srrs case SCTP_CONTEXT: 3701163953Srrs { 3702163953Srrs struct sctp_assoc_value *av; 3703163953Srrs 3704166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3705166675Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3706166675Srrs 3707166675Srrs if (stcb) { 3708166675Srrs stcb->asoc.context = av->assoc_value; 3709166675Srrs SCTP_TCB_UNLOCK(stcb); 3710163953Srrs } else { 3711224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3712224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3713224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3714223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3715223132Stuexen SCTP_INP_WLOCK(inp); 3716223132Stuexen inp->sctp_context = av->assoc_value; 3717223132Stuexen SCTP_INP_WUNLOCK(inp); 3718223132Stuexen } 3719223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3720223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3721223132Stuexen SCTP_INP_RLOCK(inp); 3722223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3723223132Stuexen SCTP_TCB_LOCK(stcb); 3724223132Stuexen stcb->asoc.context = av->assoc_value; 3725223132Stuexen SCTP_TCB_UNLOCK(stcb); 3726223132Stuexen } 3727223132Stuexen SCTP_INP_RUNLOCK(inp); 3728223132Stuexen } 3729163953Srrs } 3730223132Stuexen break; 3731163953Srrs } 3732167598Srrs case SCTP_VRF_ID: 3733167598Srrs { 3734170056Srrs uint32_t *default_vrfid; 3735167598Srrs 3736170056Srrs SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize); 3737170056Srrs if (*default_vrfid > SCTP_MAX_VRF_ID) { 3738171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3739167598Srrs error = EINVAL; 3740167598Srrs break; 3741167598Srrs } 3742170056Srrs inp->def_vrf_id = *default_vrfid; 3743167598Srrs break; 3744167598Srrs } 3745167598Srrs case SCTP_DEL_VRF_ID: 3746167598Srrs { 3747171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3748167598Srrs error = EOPNOTSUPP; 3749167598Srrs break; 3750167598Srrs } 3751167598Srrs case SCTP_ADD_VRF_ID: 3752167598Srrs { 3753171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3754167598Srrs error = EOPNOTSUPP; 3755167598Srrs break; 3756167598Srrs } 3757170056Srrs case SCTP_DELAYED_SACK: 3758163953Srrs { 3759170056Srrs struct sctp_sack_info *sack; 3760163953Srrs 3761170056Srrs SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize); 3762170056Srrs SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id); 3763171477Srrs if (sack->sack_delay) { 3764171477Srrs if (sack->sack_delay > SCTP_MAX_SACK_DELAY) 3765171477Srrs sack->sack_delay = SCTP_MAX_SACK_DELAY; 3766223132Stuexen if (MSEC_TO_TICKS(sack->sack_delay) < 1) { 3767223132Stuexen sack->sack_delay = TICKS_TO_MSEC(1); 3768223132Stuexen } 3769171477Srrs } 3770166675Srrs if (stcb) { 3771170056Srrs if (sack->sack_delay) { 3772170056Srrs stcb->asoc.delayed_ack = sack->sack_delay; 3773170056Srrs } 3774170056Srrs if (sack->sack_freq) { 3775170056Srrs stcb->asoc.sack_freq = sack->sack_freq; 3776170056Srrs } 3777166675Srrs SCTP_TCB_UNLOCK(stcb); 3778166675Srrs } else { 3779224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3780224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3781224918Stuexen (sack->sack_assoc_id == SCTP_FUTURE_ASSOC) || 3782223132Stuexen (sack->sack_assoc_id == SCTP_ALL_ASSOC)) { 3783223132Stuexen SCTP_INP_WLOCK(inp); 3784223132Stuexen if (sack->sack_delay) { 3785223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = MSEC_TO_TICKS(sack->sack_delay); 3786170056Srrs } 3787223132Stuexen if (sack->sack_freq) { 3788223132Stuexen inp->sctp_ep.sctp_sack_freq = sack->sack_freq; 3789223132Stuexen } 3790223132Stuexen SCTP_INP_WUNLOCK(inp); 3791170056Srrs } 3792223132Stuexen if ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) || 3793223132Stuexen (sack->sack_assoc_id == SCTP_ALL_ASSOC)) { 3794223132Stuexen SCTP_INP_RLOCK(inp); 3795223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3796223132Stuexen SCTP_TCB_LOCK(stcb); 3797223132Stuexen if (sack->sack_delay) { 3798223132Stuexen stcb->asoc.delayed_ack = sack->sack_delay; 3799223132Stuexen } 3800223132Stuexen if (sack->sack_freq) { 3801223132Stuexen stcb->asoc.sack_freq = sack->sack_freq; 3802223132Stuexen } 3803223132Stuexen SCTP_TCB_UNLOCK(stcb); 3804223132Stuexen } 3805223132Stuexen SCTP_INP_RUNLOCK(inp); 3806170056Srrs } 3807163953Srrs } 3808166675Srrs break; 3809163953Srrs } 3810163953Srrs case SCTP_AUTH_CHUNK: 3811163953Srrs { 3812163953Srrs struct sctp_authchunk *sauth; 3813163953Srrs 3814166675Srrs SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize); 3815166675Srrs 3816166675Srrs SCTP_INP_WLOCK(inp); 3817171943Srrs if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) { 3818171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3819163953Srrs error = EINVAL; 3820171943Srrs } 3821166675Srrs SCTP_INP_WUNLOCK(inp); 3822163953Srrs break; 3823163953Srrs } 3824163953Srrs case SCTP_AUTH_KEY: 3825163953Srrs { 3826163953Srrs struct sctp_authkey *sca; 3827163953Srrs struct sctp_keyhead *shared_keys; 3828163953Srrs sctp_sharedkey_t *shared_key; 3829163953Srrs sctp_key_t *key = NULL; 3830166675Srrs size_t size; 3831163953Srrs 3832166675Srrs SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize); 3833223697Stuexen if (sca->sca_keylength == 0) { 3834223697Stuexen size = optsize - sizeof(struct sctp_authkey); 3835223697Stuexen } else { 3836223697Stuexen if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) { 3837223697Stuexen size = sca->sca_keylength; 3838223697Stuexen } else { 3839223697Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3840223697Stuexen error = EINVAL; 3841223697Stuexen break; 3842223697Stuexen } 3843223697Stuexen } 3844169420Srrs SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id); 3845166675Srrs 3846166675Srrs if (stcb) { 3847163953Srrs shared_keys = &stcb->asoc.shared_keys; 3848163953Srrs /* clear the cached keys for this key id */ 3849163953Srrs sctp_clear_cachedkeys(stcb, sca->sca_keynumber); 3850163953Srrs /* 3851163953Srrs * create the new shared key and 3852163953Srrs * insert/replace it 3853163953Srrs */ 3854163953Srrs if (size > 0) { 3855163953Srrs key = sctp_set_key(sca->sca_key, (uint32_t) size); 3856163953Srrs if (key == NULL) { 3857171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3858163953Srrs error = ENOMEM; 3859163953Srrs SCTP_TCB_UNLOCK(stcb); 3860163953Srrs break; 3861163953Srrs } 3862163953Srrs } 3863163953Srrs shared_key = sctp_alloc_sharedkey(); 3864163953Srrs if (shared_key == NULL) { 3865163953Srrs sctp_free_key(key); 3866171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3867163953Srrs error = ENOMEM; 3868163953Srrs SCTP_TCB_UNLOCK(stcb); 3869163953Srrs break; 3870163953Srrs } 3871163953Srrs shared_key->key = key; 3872163953Srrs shared_key->keyid = sca->sca_keynumber; 3873185694Srrs error = sctp_insert_sharedkey(shared_keys, shared_key); 3874163953Srrs SCTP_TCB_UNLOCK(stcb); 3875163953Srrs } else { 3876224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3877224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3878224918Stuexen (sca->sca_assoc_id == SCTP_FUTURE_ASSOC) || 3879223132Stuexen (sca->sca_assoc_id == SCTP_ALL_ASSOC)) { 3880223132Stuexen SCTP_INP_WLOCK(inp); 3881223132Stuexen shared_keys = &inp->sctp_ep.shared_keys; 3882223132Stuexen /* 3883223132Stuexen * clear the cached keys on all 3884223132Stuexen * assocs for this key id 3885223132Stuexen */ 3886223132Stuexen sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber); 3887223132Stuexen /* 3888223132Stuexen * create the new shared key and 3889223132Stuexen * insert/replace it 3890223132Stuexen */ 3891223132Stuexen if (size > 0) { 3892223132Stuexen key = sctp_set_key(sca->sca_key, (uint32_t) size); 3893223132Stuexen if (key == NULL) { 3894223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3895223132Stuexen error = ENOMEM; 3896223132Stuexen SCTP_INP_WUNLOCK(inp); 3897223132Stuexen break; 3898223132Stuexen } 3899223132Stuexen } 3900223132Stuexen shared_key = sctp_alloc_sharedkey(); 3901223132Stuexen if (shared_key == NULL) { 3902223132Stuexen sctp_free_key(key); 3903171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3904163953Srrs error = ENOMEM; 3905163953Srrs SCTP_INP_WUNLOCK(inp); 3906163953Srrs break; 3907163953Srrs } 3908223132Stuexen shared_key->key = key; 3909223132Stuexen shared_key->keyid = sca->sca_keynumber; 3910223132Stuexen error = sctp_insert_sharedkey(shared_keys, shared_key); 3911163953Srrs SCTP_INP_WUNLOCK(inp); 3912163953Srrs } 3913223132Stuexen if ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) || 3914223132Stuexen (sca->sca_assoc_id == SCTP_ALL_ASSOC)) { 3915223132Stuexen SCTP_INP_RLOCK(inp); 3916223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3917223132Stuexen SCTP_TCB_LOCK(stcb); 3918223132Stuexen shared_keys = &stcb->asoc.shared_keys; 3919223132Stuexen /* 3920223132Stuexen * clear the cached keys for 3921223132Stuexen * this key id 3922223132Stuexen */ 3923223132Stuexen sctp_clear_cachedkeys(stcb, sca->sca_keynumber); 3924223132Stuexen /* 3925223132Stuexen * create the new shared key 3926223132Stuexen * and insert/replace it 3927223132Stuexen */ 3928223132Stuexen if (size > 0) { 3929223132Stuexen key = sctp_set_key(sca->sca_key, (uint32_t) size); 3930223132Stuexen if (key == NULL) { 3931223132Stuexen SCTP_TCB_UNLOCK(stcb); 3932223132Stuexen continue; 3933223132Stuexen } 3934223132Stuexen } 3935223132Stuexen shared_key = sctp_alloc_sharedkey(); 3936223132Stuexen if (shared_key == NULL) { 3937223132Stuexen sctp_free_key(key); 3938223132Stuexen SCTP_TCB_UNLOCK(stcb); 3939223132Stuexen continue; 3940223132Stuexen } 3941223132Stuexen shared_key->key = key; 3942223132Stuexen shared_key->keyid = sca->sca_keynumber; 3943223132Stuexen error = sctp_insert_sharedkey(shared_keys, shared_key); 3944223132Stuexen SCTP_TCB_UNLOCK(stcb); 3945223132Stuexen } 3946223132Stuexen SCTP_INP_RUNLOCK(inp); 3947223132Stuexen } 3948163953Srrs } 3949163953Srrs break; 3950163953Srrs } 3951163953Srrs case SCTP_HMAC_IDENT: 3952163953Srrs { 3953163953Srrs struct sctp_hmacalgo *shmac; 3954163953Srrs sctp_hmaclist_t *hmaclist; 3955181054Srrs uint16_t hmacid; 3956181054Srrs uint32_t i; 3957181054Srrs size_t found; 3958181054Srrs 3959166675Srrs SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize); 3960181054Srrs if (optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) { 3961181054Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3962181054Srrs error = EINVAL; 3963181054Srrs break; 3964181054Srrs } 3965181054Srrs hmaclist = sctp_alloc_hmaclist(shmac->shmac_number_of_idents); 3966163953Srrs if (hmaclist == NULL) { 3967171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3968163953Srrs error = ENOMEM; 3969163953Srrs break; 3970163953Srrs } 3971181054Srrs for (i = 0; i < shmac->shmac_number_of_idents; i++) { 3972163953Srrs hmacid = shmac->shmac_idents[i]; 3973181054Srrs if (sctp_auth_add_hmacid(hmaclist, hmacid)) { 3974163953Srrs /* invalid HMACs were found */ ; 3975171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3976163953Srrs error = EINVAL; 3977164085Srrs sctp_free_hmaclist(hmaclist); 3978163953Srrs goto sctp_set_hmac_done; 3979163953Srrs } 3980163953Srrs } 3981170056Srrs found = 0; 3982170056Srrs for (i = 0; i < hmaclist->num_algo; i++) { 3983170056Srrs if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) { 3984170056Srrs /* already in list */ 3985170056Srrs found = 1; 3986170056Srrs } 3987170056Srrs } 3988170056Srrs if (!found) { 3989170056Srrs sctp_free_hmaclist(hmaclist); 3990171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3991170056Srrs error = EINVAL; 3992170056Srrs break; 3993170056Srrs } 3994163953Srrs /* set it on the endpoint */ 3995163953Srrs SCTP_INP_WLOCK(inp); 3996163953Srrs if (inp->sctp_ep.local_hmacs) 3997163953Srrs sctp_free_hmaclist(inp->sctp_ep.local_hmacs); 3998163953Srrs inp->sctp_ep.local_hmacs = hmaclist; 3999163953Srrs SCTP_INP_WUNLOCK(inp); 4000163953Srrs sctp_set_hmac_done: 4001163953Srrs break; 4002163953Srrs } 4003163953Srrs case SCTP_AUTH_ACTIVE_KEY: 4004163953Srrs { 4005163953Srrs struct sctp_authkeyid *scact; 4006163953Srrs 4007223132Stuexen SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, optsize); 4008166675Srrs SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id); 4009166675Srrs 4010163953Srrs /* set the active key on the right place */ 4011166675Srrs if (stcb) { 4012163953Srrs /* set the active key on the assoc */ 4013185694Srrs if (sctp_auth_setactivekey(stcb, 4014185694Srrs scact->scact_keynumber)) { 4015185694Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, 4016185694Srrs SCTP_FROM_SCTP_USRREQ, 4017185694Srrs EINVAL); 4018163953Srrs error = EINVAL; 4019171943Srrs } 4020163953Srrs SCTP_TCB_UNLOCK(stcb); 4021163953Srrs } else { 4022224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4023224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4024224918Stuexen (scact->scact_assoc_id == SCTP_FUTURE_ASSOC) || 4025223132Stuexen (scact->scact_assoc_id == SCTP_ALL_ASSOC)) { 4026223132Stuexen SCTP_INP_WLOCK(inp); 4027223132Stuexen if (sctp_auth_setactivekey_ep(inp, scact->scact_keynumber)) { 4028223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4029223132Stuexen error = EINVAL; 4030223132Stuexen } 4031223132Stuexen SCTP_INP_WUNLOCK(inp); 4032171943Srrs } 4033223132Stuexen if ((scact->scact_assoc_id == SCTP_CURRENT_ASSOC) || 4034223132Stuexen (scact->scact_assoc_id == SCTP_ALL_ASSOC)) { 4035223132Stuexen SCTP_INP_RLOCK(inp); 4036223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4037223132Stuexen SCTP_TCB_LOCK(stcb); 4038223132Stuexen sctp_auth_setactivekey(stcb, scact->scact_keynumber); 4039223132Stuexen SCTP_TCB_UNLOCK(stcb); 4040223132Stuexen } 4041223132Stuexen SCTP_INP_RUNLOCK(inp); 4042223132Stuexen } 4043163953Srrs } 4044163953Srrs break; 4045163953Srrs } 4046163953Srrs case SCTP_AUTH_DELETE_KEY: 4047163953Srrs { 4048163953Srrs struct sctp_authkeyid *scdel; 4049163953Srrs 4050223132Stuexen SCTP_CHECK_AND_CAST(scdel, optval, struct sctp_authkeyid, optsize); 4051166675Srrs SCTP_FIND_STCB(inp, stcb, scdel->scact_assoc_id); 4052166675Srrs 4053163953Srrs /* delete the key from the right place */ 4054166675Srrs if (stcb) { 4055223132Stuexen if (sctp_delete_sharedkey(stcb, scdel->scact_keynumber)) { 4056223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4057163953Srrs error = EINVAL; 4058171943Srrs } 4059163953Srrs SCTP_TCB_UNLOCK(stcb); 4060163953Srrs } else { 4061224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4062224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4063224918Stuexen (scdel->scact_assoc_id == SCTP_FUTURE_ASSOC) || 4064223132Stuexen (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) { 4065223132Stuexen SCTP_INP_WLOCK(inp); 4066223132Stuexen if (sctp_delete_sharedkey_ep(inp, scdel->scact_keynumber)) { 4067223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4068223132Stuexen error = EINVAL; 4069223132Stuexen } 4070223132Stuexen SCTP_INP_WUNLOCK(inp); 4071171943Srrs } 4072223132Stuexen if ((scdel->scact_assoc_id == SCTP_CURRENT_ASSOC) || 4073223132Stuexen (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) { 4074223132Stuexen SCTP_INP_RLOCK(inp); 4075223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4076223132Stuexen SCTP_TCB_LOCK(stcb); 4077223132Stuexen sctp_delete_sharedkey(stcb, scdel->scact_keynumber); 4078223132Stuexen SCTP_TCB_UNLOCK(stcb); 4079223132Stuexen } 4080223132Stuexen SCTP_INP_RUNLOCK(inp); 4081223132Stuexen } 4082163953Srrs } 4083163953Srrs break; 4084163953Srrs } 4085185694Srrs case SCTP_AUTH_DEACTIVATE_KEY: 4086185694Srrs { 4087185694Srrs struct sctp_authkeyid *keyid; 4088163953Srrs 4089223132Stuexen SCTP_CHECK_AND_CAST(keyid, optval, struct sctp_authkeyid, optsize); 4090185694Srrs SCTP_FIND_STCB(inp, stcb, keyid->scact_assoc_id); 4091185694Srrs 4092185694Srrs /* deactivate the key from the right place */ 4093185694Srrs if (stcb) { 4094223132Stuexen if (sctp_deact_sharedkey(stcb, keyid->scact_keynumber)) { 4095223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4096185694Srrs error = EINVAL; 4097185694Srrs } 4098185694Srrs SCTP_TCB_UNLOCK(stcb); 4099185694Srrs } else { 4100224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4101224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4102224918Stuexen (keyid->scact_assoc_id == SCTP_FUTURE_ASSOC) || 4103223132Stuexen (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) { 4104223132Stuexen SCTP_INP_WLOCK(inp); 4105223132Stuexen if (sctp_deact_sharedkey_ep(inp, keyid->scact_keynumber)) { 4106223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4107223132Stuexen error = EINVAL; 4108223132Stuexen } 4109223132Stuexen SCTP_INP_WUNLOCK(inp); 4110185694Srrs } 4111223132Stuexen if ((keyid->scact_assoc_id == SCTP_CURRENT_ASSOC) || 4112223132Stuexen (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) { 4113223132Stuexen SCTP_INP_RLOCK(inp); 4114223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4115223132Stuexen SCTP_TCB_LOCK(stcb); 4116223132Stuexen sctp_deact_sharedkey(stcb, keyid->scact_keynumber); 4117223132Stuexen SCTP_TCB_UNLOCK(stcb); 4118223132Stuexen } 4119223132Stuexen SCTP_INP_RUNLOCK(inp); 4120223132Stuexen } 4121185694Srrs } 4122185694Srrs break; 4123185694Srrs } 4124233660Srrs case SCTP_ENABLE_STREAM_RESET: 4125233660Srrs { 4126233660Srrs struct sctp_assoc_value *av; 4127185694Srrs 4128233660Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 4129233660Srrs if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) { 4130233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4131233660Srrs error = EINVAL; 4132233660Srrs break; 4133233660Srrs } 4134233660Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 4135233660Srrs if (stcb) { 4136235021Stuexen stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value; 4137233660Srrs SCTP_TCB_UNLOCK(stcb); 4138233660Srrs } else { 4139233660Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4140233660Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4141233660Srrs (av->assoc_id == SCTP_FUTURE_ASSOC) || 4142233660Srrs (av->assoc_id == SCTP_ALL_ASSOC)) { 4143233660Srrs SCTP_INP_WLOCK(inp); 4144235021Stuexen inp->local_strreset_support = (uint8_t) av->assoc_value; 4145233660Srrs SCTP_INP_WUNLOCK(inp); 4146233660Srrs } 4147233660Srrs if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 4148233660Srrs (av->assoc_id == SCTP_ALL_ASSOC)) { 4149233660Srrs SCTP_INP_RLOCK(inp); 4150233660Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4151233660Srrs SCTP_TCB_LOCK(stcb); 4152235021Stuexen stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value; 4153233660Srrs SCTP_TCB_UNLOCK(stcb); 4154233660Srrs } 4155233660Srrs SCTP_INP_RUNLOCK(inp); 4156233660Srrs } 4157233660Srrs } 4158233660Srrs break; 4159233660Srrs } 4160163953Srrs case SCTP_RESET_STREAMS: 4161163953Srrs { 4162233660Srrs struct sctp_reset_streams *strrst; 4163233660Srrs int i, send_out = 0; 4164233660Srrs int send_in = 0; 4165163953Srrs 4166233660Srrs SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize); 4167233660Srrs SCTP_FIND_STCB(inp, stcb, strrst->srs_assoc_id); 4168163953Srrs if (stcb == NULL) { 4169171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4170163953Srrs error = ENOENT; 4171163953Srrs break; 4172163953Srrs } 4173163953Srrs if (stcb->asoc.peer_supports_strreset == 0) { 4174163953Srrs /* 4175233660Srrs * Peer does not support the chunk type. 4176163953Srrs */ 4177233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4178233660Srrs error = EOPNOTSUPP; 4179163953Srrs SCTP_TCB_UNLOCK(stcb); 4180163953Srrs break; 4181163953Srrs } 4182163953Srrs if (stcb->asoc.stream_reset_outstanding) { 4183171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4184163953Srrs error = EALREADY; 4185163953Srrs SCTP_TCB_UNLOCK(stcb); 4186163953Srrs break; 4187163953Srrs } 4188233660Srrs if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) { 4189163953Srrs send_in = 1; 4190233660Srrs } 4191233660Srrs if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) { 4192163953Srrs send_out = 1; 4193233660Srrs } 4194233660Srrs if ((send_in == 0) && (send_out == 0)) { 4195233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4196233660Srrs error = EINVAL; 4197233660Srrs SCTP_TCB_UNLOCK(stcb); 4198233660Srrs break; 4199233660Srrs } 4200233660Srrs for (i = 0; i < strrst->srs_number_streams; i++) { 4201233660Srrs if ((send_in) && 4202233660Srrs (strrst->srs_stream_list[i] > stcb->asoc.streamincnt)) { 4203233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4204188854Srrs error = EINVAL; 4205233660Srrs break; 4206188854Srrs } 4207233660Srrs if ((send_out) && 4208233660Srrs (strrst->srs_stream_list[i] > stcb->asoc.streamoutcnt)) { 4209233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4210233660Srrs error = EINVAL; 4211233660Srrs break; 4212188854Srrs } 4213233660Srrs } 4214233660Srrs if (error) { 4215233660Srrs SCTP_TCB_UNLOCK(stcb); 4216233660Srrs break; 4217233660Srrs } 4218233660Srrs error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams, 4219233660Srrs strrst->srs_stream_list, 4220233660Srrs send_out, send_in, 0, 0, 0, 0, 0); 4221233660Srrs 4222233660Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4223233660Srrs SCTP_TCB_UNLOCK(stcb); 4224233660Srrs break; 4225233660Srrs } 4226233660Srrs case SCTP_ADD_STREAMS: 4227233660Srrs { 4228233660Srrs struct sctp_add_streams *stradd; 4229233660Srrs uint8_t addstream = 0; 4230233660Srrs uint16_t add_o_strmcnt = 0; 4231233660Srrs uint16_t add_i_strmcnt = 0; 4232233660Srrs 4233233660Srrs SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize); 4234233660Srrs SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id); 4235233660Srrs if (stcb == NULL) { 4236233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4237233660Srrs error = ENOENT; 4238233660Srrs break; 4239233660Srrs } 4240235057Stuexen if (stcb->asoc.peer_supports_strreset == 0) { 4241235057Stuexen /* 4242235057Stuexen * Peer does not support the chunk type. 4243235057Stuexen */ 4244235057Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4245235057Stuexen error = EOPNOTSUPP; 4246235057Stuexen SCTP_TCB_UNLOCK(stcb); 4247235057Stuexen break; 4248235057Stuexen } 4249235057Stuexen if (stcb->asoc.stream_reset_outstanding) { 4250235057Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4251235057Stuexen error = EALREADY; 4252235057Stuexen SCTP_TCB_UNLOCK(stcb); 4253235057Stuexen break; 4254235057Stuexen } 4255233660Srrs if ((stradd->sas_outstrms == 0) && 4256233660Srrs (stradd->sas_instrms == 0)) { 4257233660Srrs error = EINVAL; 4258233660Srrs goto skip_stuff; 4259233660Srrs } 4260233660Srrs if (stradd->sas_outstrms) { 4261188854Srrs addstream = 1; 4262188854Srrs /* We allocate here */ 4263233660Srrs add_o_strmcnt = stradd->sas_outstrms; 4264233660Srrs if ((((int)add_o_strmcnt) + ((int)stcb->asoc.streamoutcnt)) > 0x0000ffff) { 4265188854Srrs /* You can't have more than 64k */ 4266188854Srrs error = EINVAL; 4267188854Srrs goto skip_stuff; 4268188854Srrs } 4269163953Srrs } 4270233660Srrs if (stradd->sas_instrms) { 4271233660Srrs int cnt; 4272163953Srrs 4273233660Srrs addstream |= 2; 4274233660Srrs /* 4275233660Srrs * We allocate inside 4276233660Srrs * sctp_send_str_reset_req() 4277233660Srrs */ 4278233660Srrs add_i_strmcnt = stradd->sas_instrms; 4279233660Srrs cnt = add_i_strmcnt; 4280233660Srrs cnt += stcb->asoc.streamincnt; 4281233660Srrs if (cnt > 0x0000ffff) { 4282233660Srrs /* You can't have more than 64k */ 4283163953Srrs error = EINVAL; 4284233660Srrs goto skip_stuff; 4285163953Srrs } 4286233660Srrs if (cnt > (int)stcb->asoc.max_inbound_streams) { 4287233660Srrs /* More than you are allowed */ 4288163953Srrs error = EINVAL; 4289233660Srrs goto skip_stuff; 4290163953Srrs } 4291163953Srrs } 4292233660Srrs error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0); 4293233660Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4294188854Srrs skip_stuff: 4295233660Srrs SCTP_TCB_UNLOCK(stcb); 4296233660Srrs break; 4297233660Srrs } 4298233660Srrs case SCTP_RESET_ASSOC: 4299233660Srrs { 4300233660Srrs uint32_t *value; 4301233660Srrs 4302233660Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize); 4303233660Srrs SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value); 4304233660Srrs if (stcb == NULL) { 4305233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4306233660Srrs error = ENOENT; 4307233660Srrs break; 4308233660Srrs } 4309233660Srrs if (stcb->asoc.peer_supports_strreset == 0) { 4310233660Srrs /* 4311233660Srrs * Peer does not support the chunk type. 4312233660Srrs */ 4313233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4314233660Srrs error = EOPNOTSUPP; 4315163953Srrs SCTP_TCB_UNLOCK(stcb); 4316163953Srrs break; 4317163953Srrs } 4318233660Srrs if (stcb->asoc.stream_reset_outstanding) { 4319233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4320233660Srrs error = EALREADY; 4321233660Srrs SCTP_TCB_UNLOCK(stcb); 4322233660Srrs break; 4323233660Srrs } 4324233660Srrs error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 1, 0, 0, 0, 0); 4325172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4326163953Srrs SCTP_TCB_UNLOCK(stcb); 4327223132Stuexen break; 4328163953Srrs } 4329163953Srrs case SCTP_CONNECT_X: 4330166675Srrs if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) { 4331171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4332163953Srrs error = EINVAL; 4333163953Srrs break; 4334163953Srrs } 4335166675Srrs error = sctp_do_connect_x(so, inp, optval, optsize, p, 0); 4336163953Srrs break; 4337163953Srrs case SCTP_CONNECT_X_DELAYED: 4338166675Srrs if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) { 4339171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4340163953Srrs error = EINVAL; 4341163953Srrs break; 4342163953Srrs } 4343166675Srrs error = sctp_do_connect_x(so, inp, optval, optsize, p, 1); 4344163953Srrs break; 4345163953Srrs case SCTP_CONNECT_X_COMPLETE: 4346163953Srrs { 4347163953Srrs struct sockaddr *sa; 4348163953Srrs struct sctp_nets *net; 4349163953Srrs 4350166675Srrs /* FIXME MT: check correct? */ 4351166675Srrs SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize); 4352166675Srrs 4353163953Srrs /* find tcb */ 4354163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 4355163953Srrs SCTP_INP_RLOCK(inp); 4356163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 4357163953Srrs if (stcb) { 4358163953Srrs SCTP_TCB_LOCK(stcb); 4359163953Srrs net = sctp_findnet(stcb, sa); 4360163953Srrs } 4361163953Srrs SCTP_INP_RUNLOCK(inp); 4362163953Srrs } else { 4363166675Srrs /* 4364166675Srrs * We increment here since 4365166675Srrs * sctp_findassociation_ep_addr() wil do a 4366166675Srrs * decrement if it finds the stcb as long as 4367166675Srrs * the locked tcb (last argument) is NOT a 4368166675Srrs * TCB.. aka NULL. 4369166675Srrs */ 4370163953Srrs SCTP_INP_INCR_REF(inp); 4371163953Srrs stcb = sctp_findassociation_ep_addr(&inp, sa, &net, NULL, NULL); 4372163953Srrs if (stcb == NULL) { 4373163953Srrs SCTP_INP_DECR_REF(inp); 4374163953Srrs } 4375163953Srrs } 4376163953Srrs 4377163953Srrs if (stcb == NULL) { 4378171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4379163953Srrs error = ENOENT; 4380163953Srrs break; 4381163953Srrs } 4382163953Srrs if (stcb->asoc.delayed_connection == 1) { 4383163953Srrs stcb->asoc.delayed_connection = 0; 4384169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 4385165220Srrs sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb, 4386165220Srrs stcb->asoc.primary_destination, 4387165220Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9); 4388172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 4389163953Srrs } else { 4390163953Srrs /* 4391163953Srrs * already expired or did not use delayed 4392163953Srrs * connectx 4393163953Srrs */ 4394171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4395163953Srrs error = EALREADY; 4396163953Srrs } 4397163953Srrs SCTP_TCB_UNLOCK(stcb); 4398223132Stuexen break; 4399163953Srrs } 4400170056Srrs case SCTP_MAX_BURST: 4401163953Srrs { 4402217895Stuexen struct sctp_assoc_value *av; 4403163953Srrs 4404217895Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 4405217895Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 4406166675Srrs 4407217895Stuexen if (stcb) { 4408217895Stuexen stcb->asoc.max_burst = av->assoc_value; 4409217895Stuexen SCTP_TCB_UNLOCK(stcb); 4410217895Stuexen } else { 4411224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4412224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4413224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 4414223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 4415223132Stuexen SCTP_INP_WLOCK(inp); 4416223132Stuexen inp->sctp_ep.max_burst = av->assoc_value; 4417223132Stuexen SCTP_INP_WUNLOCK(inp); 4418223132Stuexen } 4419223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 4420223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 4421223132Stuexen SCTP_INP_RLOCK(inp); 4422223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4423223132Stuexen SCTP_TCB_LOCK(stcb); 4424223132Stuexen stcb->asoc.max_burst = av->assoc_value; 4425223132Stuexen SCTP_TCB_UNLOCK(stcb); 4426223132Stuexen } 4427223132Stuexen SCTP_INP_RUNLOCK(inp); 4428223132Stuexen } 4429217895Stuexen } 4430223132Stuexen break; 4431163953Srrs } 4432163953Srrs case SCTP_MAXSEG: 4433163953Srrs { 4434167598Srrs struct sctp_assoc_value *av; 4435163953Srrs int ovh; 4436163953Srrs 4437167598Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 4438167598Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 4439166675Srrs 4440170056Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 4441170056Srrs ovh = SCTP_MED_OVERHEAD; 4442170056Srrs } else { 4443170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 4444170056Srrs } 4445167598Srrs if (stcb) { 4446170056Srrs if (av->assoc_value) { 4447170056Srrs stcb->asoc.sctp_frag_point = (av->assoc_value + ovh); 4448170056Srrs } else { 4449170056Srrs stcb->asoc.sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT; 4450170056Srrs } 4451167598Srrs SCTP_TCB_UNLOCK(stcb); 4452163953Srrs } else { 4453224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4454224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4455224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 4456223132Stuexen SCTP_INP_WLOCK(inp); 4457223132Stuexen /* 4458223132Stuexen * FIXME MT: I think this is not in 4459223132Stuexen * tune with the API ID 4460223132Stuexen */ 4461223132Stuexen if (av->assoc_value) { 4462223132Stuexen inp->sctp_frag_point = (av->assoc_value + ovh); 4463223132Stuexen } else { 4464223132Stuexen inp->sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT; 4465223132Stuexen } 4466223132Stuexen SCTP_INP_WUNLOCK(inp); 4467167598Srrs } else { 4468223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4469223132Stuexen error = EINVAL; 4470167598Srrs } 4471163953Srrs } 4472223132Stuexen break; 4473163953Srrs } 4474163953Srrs case SCTP_EVENTS: 4475163953Srrs { 4476163953Srrs struct sctp_event_subscribe *events; 4477163953Srrs 4478166675Srrs SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, optsize); 4479166675Srrs 4480163953Srrs SCTP_INP_WLOCK(inp); 4481163953Srrs if (events->sctp_data_io_event) { 4482163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT); 4483163953Srrs } else { 4484163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT); 4485163953Srrs } 4486163953Srrs 4487163953Srrs if (events->sctp_association_event) { 4488163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4489163953Srrs } else { 4490163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4491163953Srrs } 4492163953Srrs 4493163953Srrs if (events->sctp_address_event) { 4494163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT); 4495163953Srrs } else { 4496163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPADDREVNT); 4497163953Srrs } 4498163953Srrs 4499163953Srrs if (events->sctp_send_failure_event) { 4500163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4501163953Srrs } else { 4502163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4503163953Srrs } 4504163953Srrs 4505163953Srrs if (events->sctp_peer_error_event) { 4506163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR); 4507163953Srrs } else { 4508163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPEERERR); 4509163953Srrs } 4510163953Srrs 4511163953Srrs if (events->sctp_shutdown_event) { 4512163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4513163953Srrs } else { 4514163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4515163953Srrs } 4516163953Srrs 4517163953Srrs if (events->sctp_partial_delivery_event) { 4518163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT); 4519163953Srrs } else { 4520163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_PDAPIEVNT); 4521163953Srrs } 4522163953Srrs 4523163953Srrs if (events->sctp_adaptation_layer_event) { 4524163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4525163953Srrs } else { 4526163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4527163953Srrs } 4528163953Srrs 4529163953Srrs if (events->sctp_authentication_event) { 4530163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT); 4531163953Srrs } else { 4532163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_AUTHEVNT); 4533163953Srrs } 4534163953Srrs 4535185694Srrs if (events->sctp_sender_dry_event) { 4536185694Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT); 4537185694Srrs } else { 4538185694Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_DRYEVNT); 4539185694Srrs } 4540185694Srrs 4541202520Srrs if (events->sctp_stream_reset_event) { 4542163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4543163953Srrs } else { 4544163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4545163953Srrs } 4546163953Srrs SCTP_INP_WUNLOCK(inp); 4547223132Stuexen 4548223132Stuexen SCTP_INP_RLOCK(inp); 4549223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4550223132Stuexen SCTP_TCB_LOCK(stcb); 4551223132Stuexen if (events->sctp_association_event) { 4552223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4553223132Stuexen } else { 4554223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4555223132Stuexen } 4556223132Stuexen if (events->sctp_address_event) { 4557223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT); 4558223132Stuexen } else { 4559223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT); 4560223132Stuexen } 4561223132Stuexen if (events->sctp_send_failure_event) { 4562223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4563223132Stuexen } else { 4564223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4565223132Stuexen } 4566223132Stuexen if (events->sctp_peer_error_event) { 4567223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR); 4568223132Stuexen } else { 4569223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR); 4570223132Stuexen } 4571223132Stuexen if (events->sctp_shutdown_event) { 4572223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4573223132Stuexen } else { 4574223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4575223132Stuexen } 4576223132Stuexen if (events->sctp_partial_delivery_event) { 4577223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT); 4578223132Stuexen } else { 4579223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT); 4580223132Stuexen } 4581223132Stuexen if (events->sctp_adaptation_layer_event) { 4582223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4583223132Stuexen } else { 4584223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4585223132Stuexen } 4586223132Stuexen if (events->sctp_authentication_event) { 4587223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT); 4588223132Stuexen } else { 4589223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT); 4590223132Stuexen } 4591223132Stuexen if (events->sctp_sender_dry_event) { 4592223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT); 4593223132Stuexen } else { 4594223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT); 4595223132Stuexen } 4596223132Stuexen if (events->sctp_stream_reset_event) { 4597223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4598223132Stuexen } else { 4599223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4600223132Stuexen } 4601223132Stuexen SCTP_TCB_UNLOCK(stcb); 4602223132Stuexen } 4603223132Stuexen /* 4604223132Stuexen * Send up the sender dry event only for 1-to-1 4605223132Stuexen * style sockets. 4606223132Stuexen */ 4607223132Stuexen if (events->sctp_sender_dry_event) { 4608223132Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4609223132Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 4610223132Stuexen stcb = LIST_FIRST(&inp->sctp_asoc_list); 4611223132Stuexen if (stcb) { 4612223132Stuexen SCTP_TCB_LOCK(stcb); 4613223132Stuexen if (TAILQ_EMPTY(&stcb->asoc.send_queue) && 4614223132Stuexen TAILQ_EMPTY(&stcb->asoc.sent_queue) && 4615223132Stuexen (stcb->asoc.stream_queue_cnt == 0)) { 4616223132Stuexen sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED); 4617223132Stuexen } 4618223132Stuexen SCTP_TCB_UNLOCK(stcb); 4619223132Stuexen } 4620223132Stuexen } 4621223132Stuexen } 4622223132Stuexen SCTP_INP_RUNLOCK(inp); 4623223132Stuexen break; 4624163953Srrs } 4625163953Srrs case SCTP_ADAPTATION_LAYER: 4626163953Srrs { 4627163953Srrs struct sctp_setadaptation *adap_bits; 4628163953Srrs 4629166675Srrs SCTP_CHECK_AND_CAST(adap_bits, optval, struct sctp_setadaptation, optsize); 4630163953Srrs SCTP_INP_WLOCK(inp); 4631163953Srrs inp->sctp_ep.adaptation_layer_indicator = adap_bits->ssb_adaptation_ind; 4632163953Srrs SCTP_INP_WUNLOCK(inp); 4633223132Stuexen break; 4634163953Srrs } 4635166675Srrs#ifdef SCTP_DEBUG 4636163953Srrs case SCTP_SET_INITIAL_DBG_SEQ: 4637163953Srrs { 4638163953Srrs uint32_t *vvv; 4639163953Srrs 4640166675Srrs SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize); 4641163953Srrs SCTP_INP_WLOCK(inp); 4642163953Srrs inp->sctp_ep.initial_sequence_debug = *vvv; 4643163953Srrs SCTP_INP_WUNLOCK(inp); 4644223132Stuexen break; 4645163953Srrs } 4646166675Srrs#endif 4647163953Srrs case SCTP_DEFAULT_SEND_PARAM: 4648163953Srrs { 4649163953Srrs struct sctp_sndrcvinfo *s_info; 4650163953Srrs 4651166675Srrs SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize); 4652166675Srrs SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id); 4653163953Srrs 4654166675Srrs if (stcb) { 4655223132Stuexen if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) { 4656170056Srrs memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send))); 4657163953Srrs } else { 4658171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4659166675Srrs error = EINVAL; 4660163953Srrs } 4661166675Srrs SCTP_TCB_UNLOCK(stcb); 4662166675Srrs } else { 4663224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4664224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4665224918Stuexen (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) || 4666223132Stuexen (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) { 4667223132Stuexen SCTP_INP_WLOCK(inp); 4668223132Stuexen memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send))); 4669223132Stuexen SCTP_INP_WUNLOCK(inp); 4670223132Stuexen } 4671223132Stuexen if ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) || 4672223132Stuexen (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) { 4673223132Stuexen SCTP_INP_RLOCK(inp); 4674223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4675223132Stuexen SCTP_TCB_LOCK(stcb); 4676223132Stuexen if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) { 4677223132Stuexen memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send))); 4678223132Stuexen } 4679223132Stuexen SCTP_TCB_UNLOCK(stcb); 4680223132Stuexen } 4681223132Stuexen SCTP_INP_RUNLOCK(inp); 4682223132Stuexen } 4683163953Srrs } 4684223132Stuexen break; 4685163953Srrs } 4686163953Srrs case SCTP_PEER_ADDR_PARAMS: 4687163953Srrs { 4688163953Srrs struct sctp_paddrparams *paddrp; 4689163953Srrs struct sctp_nets *net; 4690163953Srrs 4691166675Srrs SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize); 4692166675Srrs SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); 4693163953Srrs net = NULL; 4694166675Srrs if (stcb) { 4695166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); 4696166675Srrs } else { 4697166675Srrs /* 4698166675Srrs * We increment here since 4699166675Srrs * sctp_findassociation_ep_addr() wil do a 4700166675Srrs * decrement if it finds the stcb as long as 4701166675Srrs * the locked tcb (last argument) is NOT a 4702166675Srrs * TCB.. aka NULL. 4703166675Srrs */ 4704166675Srrs SCTP_INP_INCR_REF(inp); 4705166675Srrs stcb = sctp_findassociation_ep_addr(&inp, 4706166675Srrs (struct sockaddr *)&paddrp->spp_address, 4707166675Srrs &net, NULL, NULL); 4708163953Srrs if (stcb == NULL) { 4709166675Srrs SCTP_INP_DECR_REF(inp); 4710163953Srrs } 4711163953Srrs } 4712171943Srrs if (stcb && (net == NULL)) { 4713171943Srrs struct sockaddr *sa; 4714171943Srrs 4715171943Srrs sa = (struct sockaddr *)&paddrp->spp_address; 4716221249Stuexen#ifdef INET 4717171943Srrs if (sa->sa_family == AF_INET) { 4718221249Stuexen 4719171943Srrs struct sockaddr_in *sin; 4720171943Srrs 4721171943Srrs sin = (struct sockaddr_in *)sa; 4722171943Srrs if (sin->sin_addr.s_addr) { 4723171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4724171943Srrs SCTP_TCB_UNLOCK(stcb); 4725171943Srrs error = EINVAL; 4726171943Srrs break; 4727171943Srrs } 4728221249Stuexen } else 4729221249Stuexen#endif 4730221249Stuexen#ifdef INET6 4731221249Stuexen if (sa->sa_family == AF_INET6) { 4732171943Srrs struct sockaddr_in6 *sin6; 4733171943Srrs 4734171943Srrs sin6 = (struct sockaddr_in6 *)sa; 4735171943Srrs if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 4736171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4737171943Srrs SCTP_TCB_UNLOCK(stcb); 4738171943Srrs error = EINVAL; 4739171943Srrs break; 4740171943Srrs } 4741221249Stuexen } else 4742221249Stuexen#endif 4743221249Stuexen { 4744171943Srrs error = EAFNOSUPPORT; 4745171943Srrs SCTP_TCB_UNLOCK(stcb); 4746171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 4747171943Srrs break; 4748171943Srrs } 4749171943Srrs } 4750170056Srrs /* sanity checks */ 4751170056Srrs if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) { 4752170056Srrs if (stcb) 4753170056Srrs SCTP_TCB_UNLOCK(stcb); 4754171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4755170056Srrs return (EINVAL); 4756170056Srrs } 4757170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) { 4758170056Srrs if (stcb) 4759170056Srrs SCTP_TCB_UNLOCK(stcb); 4760171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4761170056Srrs return (EINVAL); 4762170056Srrs } 4763163953Srrs if (stcb) { 4764163953Srrs /************************TCB SPECIFIC SET ******************/ 4765163953Srrs /* 4766163953Srrs * do we change the timer for HB, we run 4767163953Srrs * only one? 4768163953Srrs */ 4769170056Srrs int ovh = 0; 4770170056Srrs 4771170056Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 4772170056Srrs ovh = SCTP_MED_OVERHEAD; 4773170056Srrs } else { 4774170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 4775170056Srrs } 4776170056Srrs 4777163953Srrs /* network sets ? */ 4778163953Srrs if (net) { 4779163953Srrs /************************NET SPECIFIC SET ******************/ 4780224641Stuexen if (paddrp->spp_flags & SPP_HB_DISABLE) { 4781224641Stuexen if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) && 4782224641Stuexen !(net->dest_state & SCTP_ADDR_NOHB)) { 4783224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4784224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4785171440Srrs } 4786163953Srrs net->dest_state |= SCTP_ADDR_NOHB; 4787163953Srrs } 4788163953Srrs if (paddrp->spp_flags & SPP_HB_ENABLE) { 4789224641Stuexen if (paddrp->spp_hbinterval) { 4790224641Stuexen net->heart_beat_delay = paddrp->spp_hbinterval; 4791224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4792224641Stuexen net->heart_beat_delay = 0; 4793224641Stuexen } 4794224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4795224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4796224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4797163953Srrs net->dest_state &= ~SCTP_ADDR_NOHB; 4798163953Srrs } 4799224641Stuexen if (paddrp->spp_flags & SPP_HB_DEMAND) { 4800224641Stuexen /* on demand HB */ 4801224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4802228391Stuexen sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED); 4803224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4804224641Stuexen } 4805170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) { 4806165647Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4807165220Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 4808165220Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4809163953Srrs } 4810225635Stuexen net->dest_state |= SCTP_ADDR_NO_PMTUD; 4811163953Srrs if (paddrp->spp_pathmtu > SCTP_DEFAULT_MINSEGMENT) { 4812170056Srrs net->mtu = paddrp->spp_pathmtu + ovh; 4813169352Srrs if (net->mtu < stcb->asoc.smallest_mtu) { 4814228653Stuexen sctp_pathmtu_adjustment(stcb, net->mtu); 4815169352Srrs } 4816163953Srrs } 4817163953Srrs } 4818163953Srrs if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 4819225635Stuexen if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4820163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 4821163953Srrs } 4822225635Stuexen net->dest_state &= ~SCTP_ADDR_NO_PMTUD; 4823163953Srrs } 4824224641Stuexen if (paddrp->spp_pathmaxrxt) { 4825224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 4826224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4827224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 4828224641Stuexen } 4829224641Stuexen } else { 4830224641Stuexen if ((net->error_count <= paddrp->spp_pathmaxrxt) && 4831224641Stuexen (net->error_count > net->pf_threshold)) { 4832224641Stuexen net->dest_state |= SCTP_ADDR_PF; 4833224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4834224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 4835224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 4836224641Stuexen } 4837224641Stuexen } 4838224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 4839224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4840224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 4841235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 4842224641Stuexen } 4843224641Stuexen } else { 4844224641Stuexen if (net->error_count <= paddrp->spp_pathmaxrxt) { 4845224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 4846235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 4847224641Stuexen } 4848224641Stuexen } 4849163953Srrs net->failure_threshold = paddrp->spp_pathmaxrxt; 4850224641Stuexen } 4851224870Stuexen if (paddrp->spp_flags & SPP_DSCP) { 4852226252Stuexen net->dscp = paddrp->spp_dscp & 0xfc; 4853225549Stuexen net->dscp |= 0x01; 4854163953Srrs } 4855167598Srrs#ifdef INET6 4856163953Srrs if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 4857225549Stuexen if (net->ro._l_addr.sa.sa_family == AF_INET6) { 4858224870Stuexen net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4859225549Stuexen net->flowlabel |= 0x80000000; 4860163953Srrs } 4861163953Srrs } 4862163953Srrs#endif 4863163953Srrs } else { 4864163953Srrs /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/ 4865224641Stuexen if (paddrp->spp_pathmaxrxt) { 4866163953Srrs stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt; 4867224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4868224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 4869224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4870224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 4871224641Stuexen } 4872224641Stuexen } else { 4873224641Stuexen if ((net->error_count <= paddrp->spp_pathmaxrxt) && 4874224641Stuexen (net->error_count > net->pf_threshold)) { 4875224641Stuexen net->dest_state |= SCTP_ADDR_PF; 4876224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4877224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 4878224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 4879224641Stuexen } 4880224641Stuexen } 4881224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 4882224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4883224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 4884235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 4885224641Stuexen } 4886224641Stuexen } else { 4887224641Stuexen if (net->error_count <= paddrp->spp_pathmaxrxt) { 4888224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 4889235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 4890224641Stuexen } 4891224641Stuexen } 4892224641Stuexen net->failure_threshold = paddrp->spp_pathmaxrxt; 4893224641Stuexen } 4894224641Stuexen } 4895163953Srrs if (paddrp->spp_flags & SPP_HB_ENABLE) { 4896224641Stuexen if (paddrp->spp_hbinterval) { 4897224641Stuexen stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval; 4898224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4899224641Stuexen stcb->asoc.heart_beat_delay = 0; 4900224641Stuexen } 4901163953Srrs /* Turn back on the timer */ 4902224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4903224641Stuexen if (paddrp->spp_hbinterval) { 4904224641Stuexen net->heart_beat_delay = paddrp->spp_hbinterval; 4905224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4906224641Stuexen net->heart_beat_delay = 0; 4907224641Stuexen } 4908224641Stuexen if (net->dest_state & SCTP_ADDR_NOHB) { 4909224641Stuexen net->dest_state &= ~SCTP_ADDR_NOHB; 4910224641Stuexen } 4911224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4912224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4913224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4914224641Stuexen } 4915225635Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 4916163953Srrs } 4917224641Stuexen if (paddrp->spp_flags & SPP_HB_DISABLE) { 4918224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4919224641Stuexen if (!(net->dest_state & SCTP_ADDR_NOHB)) { 4920224641Stuexen net->dest_state |= SCTP_ADDR_NOHB; 4921224641Stuexen if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) { 4922224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4923224641Stuexen } 4924224641Stuexen } 4925224641Stuexen } 4926225635Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 4927224641Stuexen } 4928170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) { 4929170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4930170056Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4931170056Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 4932170056Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4933170056Srrs } 4934225635Stuexen net->dest_state |= SCTP_ADDR_NO_PMTUD; 4935170056Srrs if (paddrp->spp_pathmtu > SCTP_DEFAULT_MINSEGMENT) { 4936170056Srrs net->mtu = paddrp->spp_pathmtu + ovh; 4937170056Srrs if (net->mtu < stcb->asoc.smallest_mtu) { 4938228653Stuexen sctp_pathmtu_adjustment(stcb, net->mtu); 4939170056Srrs } 4940170056Srrs } 4941170056Srrs } 4942225635Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 4943170056Srrs } 4944170056Srrs if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 4945170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4946225635Stuexen if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4947170056Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 4948170056Srrs } 4949225635Stuexen net->dest_state &= ~SCTP_ADDR_NO_PMTUD; 4950170056Srrs } 4951225635Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 4952170056Srrs } 4953224870Stuexen if (paddrp->spp_flags & SPP_DSCP) { 4954224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4955226252Stuexen net->dscp = paddrp->spp_dscp & 0xfc; 4956225549Stuexen net->dscp |= 0x01; 4957163953Srrs } 4958226252Stuexen stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc; 4959225549Stuexen stcb->asoc.default_dscp |= 0x01; 4960163953Srrs } 4961225549Stuexen#ifdef INET6 4962224641Stuexen if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 4963170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4964225549Stuexen if (net->ro._l_addr.sa.sa_family == AF_INET6) { 4965225549Stuexen net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4966225549Stuexen net->flowlabel |= 0x80000000; 4967225549Stuexen } 4968170056Srrs } 4969225549Stuexen stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4970225549Stuexen stcb->asoc.default_flowlabel |= 0x80000000; 4971163953Srrs } 4972225549Stuexen#endif 4973163953Srrs } 4974163953Srrs SCTP_TCB_UNLOCK(stcb); 4975163953Srrs } else { 4976163953Srrs /************************NO TCB, SET TO default stuff ******************/ 4977224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4978224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4979224918Stuexen (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) { 4980223132Stuexen SCTP_INP_WLOCK(inp); 4981223132Stuexen /* 4982223132Stuexen * For the TOS/FLOWLABEL stuff you 4983223132Stuexen * set it with the options on the 4984223132Stuexen * socket 4985223132Stuexen */ 4986223132Stuexen if (paddrp->spp_pathmaxrxt) { 4987223132Stuexen inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt; 4988223132Stuexen } 4989223132Stuexen if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) 4990223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0; 4991223132Stuexen else if (paddrp->spp_hbinterval) { 4992223132Stuexen if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL) 4993223132Stuexen paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL; 4994223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval); 4995223132Stuexen } 4996223132Stuexen if (paddrp->spp_flags & SPP_HB_ENABLE) { 4997224641Stuexen if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4998224641Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0; 4999224641Stuexen } else if (paddrp->spp_hbinterval) { 5000224641Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval); 5001224641Stuexen } 5002223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 5003223132Stuexen } else if (paddrp->spp_flags & SPP_HB_DISABLE) { 5004223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 5005223132Stuexen } 5006225635Stuexen if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 5007225635Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 5008225635Stuexen } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) { 5009225635Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 5010225635Stuexen } 5011225549Stuexen if (paddrp->spp_flags & SPP_DSCP) { 5012226252Stuexen inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc; 5013225549Stuexen inp->sctp_ep.default_dscp |= 0x01; 5014225549Stuexen } 5015225549Stuexen#ifdef INET6 5016225549Stuexen if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 5017225549Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 5018225549Stuexen inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 5019225549Stuexen inp->sctp_ep.default_flowlabel |= 0x80000000; 5020225549Stuexen } 5021225549Stuexen } 5022225549Stuexen#endif 5023223132Stuexen SCTP_INP_WUNLOCK(inp); 5024223132Stuexen } else { 5025223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5026223132Stuexen error = EINVAL; 5027163953Srrs } 5028163953Srrs } 5029223132Stuexen break; 5030163953Srrs } 5031163953Srrs case SCTP_RTOINFO: 5032163953Srrs { 5033163953Srrs struct sctp_rtoinfo *srto; 5034169655Srrs uint32_t new_init, new_min, new_max; 5035163953Srrs 5036166675Srrs SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize); 5037166675Srrs SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id); 5038166675Srrs 5039166675Srrs if (stcb) { 5040167598Srrs if (srto->srto_initial) 5041169655Srrs new_init = srto->srto_initial; 5042169655Srrs else 5043169655Srrs new_init = stcb->asoc.initial_rto; 5044167598Srrs if (srto->srto_max) 5045169655Srrs new_max = srto->srto_max; 5046169655Srrs else 5047169655Srrs new_max = stcb->asoc.maxrto; 5048167598Srrs if (srto->srto_min) 5049169655Srrs new_min = srto->srto_min; 5050169655Srrs else 5051169655Srrs new_min = stcb->asoc.minrto; 5052169655Srrs if ((new_min <= new_init) && (new_init <= new_max)) { 5053169655Srrs stcb->asoc.initial_rto = new_init; 5054169655Srrs stcb->asoc.maxrto = new_max; 5055169655Srrs stcb->asoc.minrto = new_min; 5056169655Srrs } else { 5057179783Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5058179783Srrs error = EINVAL; 5059169655Srrs } 5060166675Srrs SCTP_TCB_UNLOCK(stcb); 5061166675Srrs } else { 5062224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5063224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5064224918Stuexen (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) { 5065223132Stuexen SCTP_INP_WLOCK(inp); 5066223132Stuexen if (srto->srto_initial) 5067223132Stuexen new_init = srto->srto_initial; 5068223132Stuexen else 5069223132Stuexen new_init = inp->sctp_ep.initial_rto; 5070223132Stuexen if (srto->srto_max) 5071223132Stuexen new_max = srto->srto_max; 5072223132Stuexen else 5073223132Stuexen new_max = inp->sctp_ep.sctp_maxrto; 5074223132Stuexen if (srto->srto_min) 5075223132Stuexen new_min = srto->srto_min; 5076223132Stuexen else 5077223132Stuexen new_min = inp->sctp_ep.sctp_minrto; 5078223132Stuexen if ((new_min <= new_init) && (new_init <= new_max)) { 5079223132Stuexen inp->sctp_ep.initial_rto = new_init; 5080223132Stuexen inp->sctp_ep.sctp_maxrto = new_max; 5081223132Stuexen inp->sctp_ep.sctp_minrto = new_min; 5082223132Stuexen } else { 5083223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5084223132Stuexen error = EINVAL; 5085223132Stuexen } 5086223132Stuexen SCTP_INP_WUNLOCK(inp); 5087169655Srrs } else { 5088179783Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5089179783Srrs error = EINVAL; 5090169655Srrs } 5091163953Srrs } 5092223132Stuexen break; 5093163953Srrs } 5094163953Srrs case SCTP_ASSOCINFO: 5095163953Srrs { 5096163953Srrs struct sctp_assocparams *sasoc; 5097163953Srrs 5098166675Srrs SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize); 5099166675Srrs SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id); 5100171477Srrs if (sasoc->sasoc_cookie_life) { 5101171477Srrs /* boundary check the cookie life */ 5102171477Srrs if (sasoc->sasoc_cookie_life < 1000) 5103171477Srrs sasoc->sasoc_cookie_life = 1000; 5104171477Srrs if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) { 5105171477Srrs sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE; 5106171477Srrs } 5107171477Srrs } 5108163953Srrs if (stcb) { 5109163953Srrs if (sasoc->sasoc_asocmaxrxt) 5110163953Srrs stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt; 5111170056Srrs if (sasoc->sasoc_cookie_life) { 5112171572Srrs stcb->asoc.cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life); 5113167598Srrs } 5114163953Srrs SCTP_TCB_UNLOCK(stcb); 5115163953Srrs } else { 5116224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5117224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5118224918Stuexen (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) { 5119223132Stuexen SCTP_INP_WLOCK(inp); 5120223132Stuexen if (sasoc->sasoc_asocmaxrxt) 5121223132Stuexen inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt; 5122223132Stuexen if (sasoc->sasoc_cookie_life) { 5123223132Stuexen inp->sctp_ep.def_cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life); 5124223132Stuexen } 5125223132Stuexen SCTP_INP_WUNLOCK(inp); 5126223132Stuexen } else { 5127223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5128223132Stuexen error = EINVAL; 5129167598Srrs } 5130163953Srrs } 5131223132Stuexen break; 5132163953Srrs } 5133163953Srrs case SCTP_INITMSG: 5134163953Srrs { 5135163953Srrs struct sctp_initmsg *sinit; 5136163953Srrs 5137166675Srrs SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize); 5138163953Srrs SCTP_INP_WLOCK(inp); 5139163953Srrs if (sinit->sinit_num_ostreams) 5140163953Srrs inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams; 5141163953Srrs 5142163953Srrs if (sinit->sinit_max_instreams) 5143163953Srrs inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams; 5144163953Srrs 5145163953Srrs if (sinit->sinit_max_attempts) 5146163953Srrs inp->sctp_ep.max_init_times = sinit->sinit_max_attempts; 5147163953Srrs 5148167598Srrs if (sinit->sinit_max_init_timeo) 5149163953Srrs inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo; 5150163953Srrs SCTP_INP_WUNLOCK(inp); 5151223132Stuexen break; 5152163953Srrs } 5153163953Srrs case SCTP_PRIMARY_ADDR: 5154163953Srrs { 5155163953Srrs struct sctp_setprim *spa; 5156223132Stuexen struct sctp_nets *net; 5157163953Srrs 5158166675Srrs SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize); 5159166675Srrs SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id); 5160163953Srrs 5161166675Srrs net = NULL; 5162166675Srrs if (stcb) { 5163166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&spa->ssp_addr); 5164166675Srrs } else { 5165166675Srrs /* 5166166675Srrs * We increment here since 5167166675Srrs * sctp_findassociation_ep_addr() wil do a 5168166675Srrs * decrement if it finds the stcb as long as 5169166675Srrs * the locked tcb (last argument) is NOT a 5170166675Srrs * TCB.. aka NULL. 5171166675Srrs */ 5172163953Srrs SCTP_INP_INCR_REF(inp); 5173163953Srrs stcb = sctp_findassociation_ep_addr(&inp, 5174163953Srrs (struct sockaddr *)&spa->ssp_addr, 5175163953Srrs &net, NULL, NULL); 5176163953Srrs if (stcb == NULL) { 5177163953Srrs SCTP_INP_DECR_REF(inp); 5178163953Srrs } 5179163953Srrs } 5180166675Srrs 5181166675Srrs if ((stcb) && (net)) { 5182166675Srrs if ((net != stcb->asoc.primary_destination) && 5183166675Srrs (!(net->dest_state & SCTP_ADDR_UNCONFIRMED))) { 5184166675Srrs /* Ok we need to set it */ 5185166675Srrs if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) { 5186224641Stuexen if ((stcb->asoc.alternate) && 5187224641Stuexen (!(net->dest_state & SCTP_ADDR_PF)) && 5188224641Stuexen (net->dest_state & SCTP_ADDR_REACHABLE)) { 5189224641Stuexen sctp_free_remote_addr(stcb->asoc.alternate); 5190224641Stuexen stcb->asoc.alternate = NULL; 5191166675Srrs } 5192163953Srrs } 5193163953Srrs } 5194166675Srrs } else { 5195171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5196166675Srrs error = EINVAL; 5197163953Srrs } 5198166675Srrs if (stcb) { 5199166675Srrs SCTP_TCB_UNLOCK(stcb); 5200166675Srrs } 5201223132Stuexen break; 5202163953Srrs } 5203167598Srrs case SCTP_SET_DYNAMIC_PRIMARY: 5204167598Srrs { 5205167598Srrs union sctp_sockstore *ss; 5206163953Srrs 5207170587Srwatson error = priv_check(curthread, 5208170587Srwatson PRIV_NETINET_RESERVEDPORT); 5209167598Srrs if (error) 5210167598Srrs break; 5211167598Srrs 5212167598Srrs SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize); 5213167598Srrs /* SUPER USER CHECK? */ 5214167598Srrs error = sctp_dynamic_set_primary(&ss->sa, vrf_id); 5215223132Stuexen break; 5216167598Srrs } 5217163953Srrs case SCTP_SET_PEER_PRIMARY_ADDR: 5218163953Srrs { 5219163953Srrs struct sctp_setpeerprim *sspp; 5220163953Srrs 5221166675Srrs SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize); 5222166675Srrs SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id); 5223169208Srrs if (stcb != NULL) { 5224170056Srrs struct sctp_ifa *ifa; 5225170056Srrs 5226170056Srrs ifa = sctp_find_ifa_by_addr((struct sockaddr *)&sspp->sspp_addr, 5227172091Srrs stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED); 5228170056Srrs if (ifa == NULL) { 5229171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5230166675Srrs error = EINVAL; 5231170056Srrs goto out_of_it; 5232166675Srrs } 5233170056Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) { 5234170056Srrs /* 5235170056Srrs * Must validate the ifa found is in 5236170056Srrs * our ep 5237170056Srrs */ 5238170056Srrs struct sctp_laddr *laddr; 5239170056Srrs int found = 0; 5240170056Srrs 5241170056Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 5242170056Srrs if (laddr->ifa == NULL) { 5243170056Srrs SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n", 5244170056Srrs __FUNCTION__); 5245170056Srrs continue; 5246170056Srrs } 5247170056Srrs if (laddr->ifa == ifa) { 5248170056Srrs found = 1; 5249170056Srrs break; 5250170056Srrs } 5251170056Srrs } 5252170056Srrs if (!found) { 5253171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5254170056Srrs error = EINVAL; 5255170056Srrs goto out_of_it; 5256170056Srrs } 5257170056Srrs } 5258170056Srrs if (sctp_set_primary_ip_address_sa(stcb, 5259170056Srrs (struct sockaddr *)&sspp->sspp_addr) != 0) { 5260171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5261170056Srrs error = EINVAL; 5262170056Srrs } 5263170056Srrs out_of_it: 5264169208Srrs SCTP_TCB_UNLOCK(stcb); 5265166675Srrs } else { 5266171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5267163953Srrs error = EINVAL; 5268163953Srrs } 5269223132Stuexen break; 5270163953Srrs } 5271163953Srrs case SCTP_BINDX_ADD_ADDR: 5272163953Srrs { 5273163953Srrs struct sctp_getaddresses *addrs; 5274171477Srrs struct thread *td; 5275163953Srrs 5276171477Srrs td = (struct thread *)p; 5277170606Srrs SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, 5278170606Srrs optsize); 5279221249Stuexen#ifdef INET 5280171477Srrs if (addrs->addr->sa_family == AF_INET) { 5281238501Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) { 5282171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5283171477Srrs error = EINVAL; 5284171477Srrs break; 5285171477Srrs } 5286188590Srrs if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) { 5287188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5288185435Sbz break; 5289171477Srrs } 5290221249Stuexen } else 5291221249Stuexen#endif 5292185435Sbz#ifdef INET6 5293221249Stuexen if (addrs->addr->sa_family == AF_INET6) { 5294238501Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) { 5295171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5296171477Srrs error = EINVAL; 5297171477Srrs break; 5298171477Srrs } 5299188590Srrs if (td != NULL && (error = prison_local_ip6(td->td_ucred, &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr), 5300188590Srrs (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) { 5301188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5302185435Sbz break; 5303185435Sbz } 5304221249Stuexen } else 5305185435Sbz#endif 5306221249Stuexen { 5307185435Sbz error = EAFNOSUPPORT; 5308185435Sbz break; 5309171477Srrs } 5310170606Srrs sctp_bindx_add_address(so, inp, addrs->addr, 5311170606Srrs addrs->sget_assoc_id, vrf_id, 5312170606Srrs &error, p); 5313223132Stuexen break; 5314163953Srrs } 5315163953Srrs case SCTP_BINDX_REM_ADDR: 5316163953Srrs { 5317163953Srrs struct sctp_getaddresses *addrs; 5318171477Srrs struct thread *td; 5319163953Srrs 5320171477Srrs td = (struct thread *)p; 5321185435Sbz 5322166675Srrs SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, optsize); 5323221249Stuexen#ifdef INET 5324171477Srrs if (addrs->addr->sa_family == AF_INET) { 5325238501Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) { 5326171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5327171477Srrs error = EINVAL; 5328171477Srrs break; 5329171477Srrs } 5330188590Srrs if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) { 5331188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5332185435Sbz break; 5333171477Srrs } 5334221249Stuexen } else 5335221249Stuexen#endif 5336185435Sbz#ifdef INET6 5337221249Stuexen if (addrs->addr->sa_family == AF_INET6) { 5338238501Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) { 5339171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5340171477Srrs error = EINVAL; 5341171477Srrs break; 5342171477Srrs } 5343224641Stuexen if (td != NULL && 5344224641Stuexen (error = prison_local_ip6(td->td_ucred, 5345224641Stuexen &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr), 5346188590Srrs (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) { 5347188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5348185435Sbz break; 5349185435Sbz } 5350221249Stuexen } else 5351185435Sbz#endif 5352221249Stuexen { 5353185435Sbz error = EAFNOSUPPORT; 5354185435Sbz break; 5355171477Srrs } 5356228653Stuexen sctp_bindx_delete_address(inp, addrs->addr, 5357170606Srrs addrs->sget_assoc_id, vrf_id, 5358170606Srrs &error); 5359223132Stuexen break; 5360163953Srrs } 5361223132Stuexen case SCTP_EVENT: 5362223132Stuexen { 5363223132Stuexen struct sctp_event *event; 5364223132Stuexen uint32_t event_type; 5365223132Stuexen 5366223132Stuexen SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize); 5367223132Stuexen SCTP_FIND_STCB(inp, stcb, event->se_assoc_id); 5368223132Stuexen switch (event->se_type) { 5369223132Stuexen case SCTP_ASSOC_CHANGE: 5370223132Stuexen event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT; 5371223132Stuexen break; 5372223132Stuexen case SCTP_PEER_ADDR_CHANGE: 5373223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPADDREVNT; 5374223132Stuexen break; 5375223132Stuexen case SCTP_REMOTE_ERROR: 5376223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPEERERR; 5377223132Stuexen break; 5378223132Stuexen case SCTP_SEND_FAILED: 5379223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT; 5380223132Stuexen break; 5381223132Stuexen case SCTP_SHUTDOWN_EVENT: 5382223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT; 5383223132Stuexen break; 5384223132Stuexen case SCTP_ADAPTATION_INDICATION: 5385223132Stuexen event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT; 5386223132Stuexen break; 5387223132Stuexen case SCTP_PARTIAL_DELIVERY_EVENT: 5388223132Stuexen event_type = SCTP_PCB_FLAGS_PDAPIEVNT; 5389223132Stuexen break; 5390223132Stuexen case SCTP_AUTHENTICATION_EVENT: 5391223132Stuexen event_type = SCTP_PCB_FLAGS_AUTHEVNT; 5392223132Stuexen break; 5393223132Stuexen case SCTP_STREAM_RESET_EVENT: 5394223132Stuexen event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT; 5395223132Stuexen break; 5396223132Stuexen case SCTP_SENDER_DRY_EVENT: 5397223132Stuexen event_type = SCTP_PCB_FLAGS_DRYEVNT; 5398223132Stuexen break; 5399223132Stuexen case SCTP_NOTIFICATIONS_STOPPED_EVENT: 5400223132Stuexen event_type = 0; 5401223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 5402223132Stuexen error = ENOTSUP; 5403223132Stuexen break; 5404235009Stuexen case SCTP_ASSOC_RESET_EVENT: 5405235009Stuexen event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT; 5406235009Stuexen break; 5407235009Stuexen case SCTP_STREAM_CHANGE_EVENT: 5408235009Stuexen event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT; 5409235009Stuexen break; 5410235075Stuexen case SCTP_SEND_FAILED_EVENT: 5411235075Stuexen event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT; 5412235075Stuexen break; 5413223132Stuexen default: 5414223132Stuexen event_type = 0; 5415223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5416223132Stuexen error = EINVAL; 5417223132Stuexen break; 5418223132Stuexen } 5419223132Stuexen if (event_type > 0) { 5420223132Stuexen if (stcb) { 5421223132Stuexen if (event->se_on) { 5422223132Stuexen sctp_stcb_feature_on(inp, stcb, event_type); 5423223132Stuexen if (event_type == SCTP_PCB_FLAGS_DRYEVNT) { 5424223132Stuexen if (TAILQ_EMPTY(&stcb->asoc.send_queue) && 5425223132Stuexen TAILQ_EMPTY(&stcb->asoc.sent_queue) && 5426223132Stuexen (stcb->asoc.stream_queue_cnt == 0)) { 5427223132Stuexen sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED); 5428223132Stuexen } 5429223132Stuexen } 5430223132Stuexen } else { 5431223132Stuexen sctp_stcb_feature_off(inp, stcb, event_type); 5432223132Stuexen } 5433223132Stuexen SCTP_TCB_UNLOCK(stcb); 5434223132Stuexen } else { 5435223132Stuexen /* 5436223132Stuexen * We don't want to send up a storm 5437223132Stuexen * of events, so return an error for 5438223132Stuexen * sender dry events 5439223132Stuexen */ 5440223132Stuexen if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) && 5441224918Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) == 0) && 5442224918Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) == 0) && 5443223132Stuexen ((event->se_assoc_id == SCTP_ALL_ASSOC) || 5444223132Stuexen (event->se_assoc_id == SCTP_CURRENT_ASSOC))) { 5445223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 5446223132Stuexen error = ENOTSUP; 5447223132Stuexen break; 5448223132Stuexen } 5449224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5450224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5451224918Stuexen (event->se_assoc_id == SCTP_FUTURE_ASSOC) || 5452223132Stuexen (event->se_assoc_id == SCTP_ALL_ASSOC)) { 5453223132Stuexen SCTP_INP_WLOCK(inp); 5454223132Stuexen if (event->se_on) { 5455223132Stuexen sctp_feature_on(inp, event_type); 5456223132Stuexen } else { 5457223132Stuexen sctp_feature_off(inp, event_type); 5458223132Stuexen } 5459223132Stuexen SCTP_INP_WUNLOCK(inp); 5460223132Stuexen } 5461223132Stuexen if ((event->se_assoc_id == SCTP_CURRENT_ASSOC) || 5462223132Stuexen (event->se_assoc_id == SCTP_ALL_ASSOC)) { 5463223132Stuexen SCTP_INP_RLOCK(inp); 5464223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5465223132Stuexen SCTP_TCB_LOCK(stcb); 5466223132Stuexen if (event->se_on) { 5467223132Stuexen sctp_stcb_feature_on(inp, stcb, event_type); 5468223132Stuexen } else { 5469223132Stuexen sctp_stcb_feature_off(inp, stcb, event_type); 5470223132Stuexen } 5471223132Stuexen SCTP_TCB_UNLOCK(stcb); 5472223132Stuexen } 5473223132Stuexen SCTP_INP_RUNLOCK(inp); 5474223132Stuexen } 5475223132Stuexen } 5476223132Stuexen } 5477223132Stuexen break; 5478223132Stuexen } 5479223132Stuexen case SCTP_RECVRCVINFO: 5480223132Stuexen { 5481223132Stuexen int *onoff; 5482223132Stuexen 5483223132Stuexen SCTP_CHECK_AND_CAST(onoff, optval, int, optsize); 5484223132Stuexen SCTP_INP_WLOCK(inp); 5485223132Stuexen if (*onoff != 0) { 5486223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 5487223132Stuexen } else { 5488223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 5489223132Stuexen } 5490223132Stuexen SCTP_INP_WUNLOCK(inp); 5491223132Stuexen break; 5492223132Stuexen } 5493223132Stuexen case SCTP_RECVNXTINFO: 5494223132Stuexen { 5495223132Stuexen int *onoff; 5496223132Stuexen 5497223132Stuexen SCTP_CHECK_AND_CAST(onoff, optval, int, optsize); 5498223132Stuexen SCTP_INP_WLOCK(inp); 5499223132Stuexen if (*onoff != 0) { 5500223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 5501223132Stuexen } else { 5502223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 5503223132Stuexen } 5504223132Stuexen SCTP_INP_WUNLOCK(inp); 5505223132Stuexen break; 5506223132Stuexen } 5507223132Stuexen case SCTP_DEFAULT_SNDINFO: 5508223132Stuexen { 5509223132Stuexen struct sctp_sndinfo *info; 5510223162Stuexen uint16_t policy; 5511223132Stuexen 5512223132Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize); 5513223132Stuexen SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id); 5514223132Stuexen 5515223132Stuexen if (stcb) { 5516223132Stuexen if (info->snd_sid < stcb->asoc.streamoutcnt) { 5517223132Stuexen stcb->asoc.def_send.sinfo_stream = info->snd_sid; 5518223162Stuexen policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 5519223132Stuexen stcb->asoc.def_send.sinfo_flags = info->snd_flags; 5520223162Stuexen stcb->asoc.def_send.sinfo_flags |= policy; 5521223132Stuexen stcb->asoc.def_send.sinfo_ppid = info->snd_ppid; 5522223132Stuexen stcb->asoc.def_send.sinfo_context = info->snd_context; 5523223132Stuexen } else { 5524223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5525223132Stuexen error = EINVAL; 5526223132Stuexen } 5527223132Stuexen SCTP_TCB_UNLOCK(stcb); 5528223132Stuexen } else { 5529224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5530224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5531224918Stuexen (info->snd_assoc_id == SCTP_FUTURE_ASSOC) || 5532223132Stuexen (info->snd_assoc_id == SCTP_ALL_ASSOC)) { 5533223132Stuexen SCTP_INP_WLOCK(inp); 5534223132Stuexen inp->def_send.sinfo_stream = info->snd_sid; 5535223162Stuexen policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags); 5536223132Stuexen inp->def_send.sinfo_flags = info->snd_flags; 5537223162Stuexen inp->def_send.sinfo_flags |= policy; 5538223132Stuexen inp->def_send.sinfo_ppid = info->snd_ppid; 5539223132Stuexen inp->def_send.sinfo_context = info->snd_context; 5540223132Stuexen SCTP_INP_WUNLOCK(inp); 5541223132Stuexen } 5542223132Stuexen if ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) || 5543223132Stuexen (info->snd_assoc_id == SCTP_ALL_ASSOC)) { 5544223132Stuexen SCTP_INP_RLOCK(inp); 5545223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5546223132Stuexen SCTP_TCB_LOCK(stcb); 5547223132Stuexen if (info->snd_sid < stcb->asoc.streamoutcnt) { 5548223132Stuexen stcb->asoc.def_send.sinfo_stream = info->snd_sid; 5549223162Stuexen policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 5550223132Stuexen stcb->asoc.def_send.sinfo_flags = info->snd_flags; 5551223162Stuexen stcb->asoc.def_send.sinfo_flags |= policy; 5552223132Stuexen stcb->asoc.def_send.sinfo_ppid = info->snd_ppid; 5553223132Stuexen stcb->asoc.def_send.sinfo_context = info->snd_context; 5554223132Stuexen } 5555223132Stuexen SCTP_TCB_UNLOCK(stcb); 5556223132Stuexen } 5557223132Stuexen SCTP_INP_RUNLOCK(inp); 5558223132Stuexen } 5559223132Stuexen } 5560223132Stuexen break; 5561223132Stuexen } 5562223162Stuexen case SCTP_DEFAULT_PRINFO: 5563223162Stuexen { 5564223162Stuexen struct sctp_default_prinfo *info; 5565223162Stuexen 5566223162Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize); 5567223162Stuexen SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id); 5568223162Stuexen 5569223162Stuexen if (PR_SCTP_INVALID_POLICY(info->pr_policy)) { 5570223162Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5571223162Stuexen error = EINVAL; 5572223162Stuexen break; 5573223162Stuexen } 5574223162Stuexen if (stcb) { 5575223162Stuexen stcb->asoc.def_send.sinfo_flags &= 0xfff0; 5576223162Stuexen stcb->asoc.def_send.sinfo_flags |= info->pr_policy; 5577224918Stuexen stcb->asoc.def_send.sinfo_timetolive = info->pr_value; 5578223162Stuexen SCTP_TCB_UNLOCK(stcb); 5579223162Stuexen } else { 5580224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5581224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5582224918Stuexen (info->pr_assoc_id == SCTP_FUTURE_ASSOC) || 5583223162Stuexen (info->pr_assoc_id == SCTP_ALL_ASSOC)) { 5584223162Stuexen SCTP_INP_WLOCK(inp); 5585223162Stuexen inp->def_send.sinfo_flags &= 0xfff0; 5586223162Stuexen inp->def_send.sinfo_flags |= info->pr_policy; 5587224918Stuexen inp->def_send.sinfo_timetolive = info->pr_value; 5588223162Stuexen SCTP_INP_WUNLOCK(inp); 5589223162Stuexen } 5590223162Stuexen if ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) || 5591223162Stuexen (info->pr_assoc_id == SCTP_ALL_ASSOC)) { 5592223162Stuexen SCTP_INP_RLOCK(inp); 5593223162Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5594223162Stuexen SCTP_TCB_LOCK(stcb); 5595223162Stuexen stcb->asoc.def_send.sinfo_flags &= 0xfff0; 5596223162Stuexen stcb->asoc.def_send.sinfo_flags |= info->pr_policy; 5597224918Stuexen stcb->asoc.def_send.sinfo_timetolive = info->pr_value; 5598223162Stuexen SCTP_TCB_UNLOCK(stcb); 5599223162Stuexen } 5600223162Stuexen SCTP_INP_RUNLOCK(inp); 5601223162Stuexen } 5602223162Stuexen } 5603223162Stuexen break; 5604223162Stuexen } 5605224641Stuexen case SCTP_PEER_ADDR_THLDS: 5606224641Stuexen /* Applies to the specific association */ 5607224641Stuexen { 5608224641Stuexen struct sctp_paddrthlds *thlds; 5609224641Stuexen struct sctp_nets *net; 5610224641Stuexen 5611224641Stuexen SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize); 5612224641Stuexen SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); 5613224641Stuexen net = NULL; 5614224641Stuexen if (stcb) { 5615224641Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_assoc_id); 5616224641Stuexen } else { 5617224641Stuexen /* 5618224641Stuexen * We increment here since 5619224641Stuexen * sctp_findassociation_ep_addr() wil do a 5620224641Stuexen * decrement if it finds the stcb as long as 5621224641Stuexen * the locked tcb (last argument) is NOT a 5622224641Stuexen * TCB.. aka NULL. 5623224641Stuexen */ 5624224641Stuexen SCTP_INP_INCR_REF(inp); 5625224641Stuexen stcb = sctp_findassociation_ep_addr(&inp, 5626224641Stuexen (struct sockaddr *)&thlds->spt_assoc_id, 5627224641Stuexen &net, NULL, NULL); 5628224641Stuexen if (stcb == NULL) { 5629224641Stuexen SCTP_INP_DECR_REF(inp); 5630224641Stuexen } 5631224641Stuexen } 5632224641Stuexen if (stcb && (net == NULL)) { 5633224641Stuexen struct sockaddr *sa; 5634224641Stuexen 5635224641Stuexen sa = (struct sockaddr *)&thlds->spt_assoc_id; 5636224641Stuexen#ifdef INET 5637224641Stuexen if (sa->sa_family == AF_INET) { 5638224641Stuexen 5639224641Stuexen struct sockaddr_in *sin; 5640224641Stuexen 5641224641Stuexen sin = (struct sockaddr_in *)sa; 5642224641Stuexen if (sin->sin_addr.s_addr) { 5643224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5644224641Stuexen SCTP_TCB_UNLOCK(stcb); 5645224641Stuexen error = EINVAL; 5646224641Stuexen break; 5647224641Stuexen } 5648224641Stuexen } else 5649224641Stuexen#endif 5650224641Stuexen#ifdef INET6 5651224641Stuexen if (sa->sa_family == AF_INET6) { 5652224641Stuexen struct sockaddr_in6 *sin6; 5653224641Stuexen 5654224641Stuexen sin6 = (struct sockaddr_in6 *)sa; 5655224641Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 5656224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5657224641Stuexen SCTP_TCB_UNLOCK(stcb); 5658224641Stuexen error = EINVAL; 5659224641Stuexen break; 5660224641Stuexen } 5661224641Stuexen } else 5662224641Stuexen#endif 5663224641Stuexen { 5664224641Stuexen error = EAFNOSUPPORT; 5665224641Stuexen SCTP_TCB_UNLOCK(stcb); 5666224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5667224641Stuexen break; 5668224641Stuexen } 5669224641Stuexen } 5670224641Stuexen if (stcb) { 5671224641Stuexen if (net) { 5672224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 5673224641Stuexen if ((net->failure_threshold > thlds->spt_pathmaxrxt) || 5674224641Stuexen (net->failure_threshold <= thlds->spt_pathpfthld)) { 5675224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 5676224641Stuexen } 5677224641Stuexen } else { 5678224641Stuexen if ((net->failure_threshold > thlds->spt_pathpfthld) && 5679224641Stuexen (net->failure_threshold <= thlds->spt_pathmaxrxt)) { 5680224641Stuexen net->dest_state |= SCTP_ADDR_PF; 5681224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 5682224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 5683224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 5684224641Stuexen } 5685224641Stuexen } 5686224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 5687224641Stuexen if (net->failure_threshold > thlds->spt_pathmaxrxt) { 5688224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 5689235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 5690224641Stuexen } 5691224641Stuexen } else { 5692224641Stuexen if (net->failure_threshold <= thlds->spt_pathmaxrxt) { 5693224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 5694235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 5695224641Stuexen } 5696224641Stuexen } 5697224641Stuexen net->failure_threshold = thlds->spt_pathmaxrxt; 5698224641Stuexen net->pf_threshold = thlds->spt_pathpfthld; 5699224641Stuexen } else { 5700224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 5701224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 5702224641Stuexen if ((net->failure_threshold > thlds->spt_pathmaxrxt) || 5703224641Stuexen (net->failure_threshold <= thlds->spt_pathpfthld)) { 5704224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 5705224641Stuexen } 5706224641Stuexen } else { 5707224641Stuexen if ((net->failure_threshold > thlds->spt_pathpfthld) && 5708224641Stuexen (net->failure_threshold <= thlds->spt_pathmaxrxt)) { 5709224641Stuexen net->dest_state |= SCTP_ADDR_PF; 5710224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 5711224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 5712224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 5713224641Stuexen } 5714224641Stuexen } 5715224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 5716224641Stuexen if (net->failure_threshold > thlds->spt_pathmaxrxt) { 5717224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 5718235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 5719224641Stuexen } 5720224641Stuexen } else { 5721224641Stuexen if (net->failure_threshold <= thlds->spt_pathmaxrxt) { 5722224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 5723235414Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 5724224641Stuexen } 5725224641Stuexen } 5726224641Stuexen net->failure_threshold = thlds->spt_pathmaxrxt; 5727224641Stuexen net->pf_threshold = thlds->spt_pathpfthld; 5728224641Stuexen } 5729224641Stuexen stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt; 5730224641Stuexen stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld; 5731224641Stuexen } 5732224641Stuexen } else { 5733224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5734224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5735224918Stuexen (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) { 5736224641Stuexen SCTP_INP_WLOCK(inp); 5737224641Stuexen inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt; 5738224641Stuexen inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld; 5739224641Stuexen SCTP_INP_WUNLOCK(inp); 5740224641Stuexen } else { 5741224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5742224641Stuexen error = EINVAL; 5743224641Stuexen } 5744224641Stuexen } 5745224641Stuexen break; 5746224641Stuexen } 5747227755Stuexen case SCTP_REMOTE_UDP_ENCAPS_PORT: 5748227755Stuexen { 5749227755Stuexen struct sctp_udpencaps *encaps; 5750227755Stuexen struct sctp_nets *net; 5751227755Stuexen 5752227755Stuexen SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize); 5753227755Stuexen SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); 5754227755Stuexen if (stcb) { 5755227755Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); 5756227755Stuexen } else { 5757227755Stuexen /* 5758227755Stuexen * We increment here since 5759227755Stuexen * sctp_findassociation_ep_addr() wil do a 5760227755Stuexen * decrement if it finds the stcb as long as 5761227755Stuexen * the locked tcb (last argument) is NOT a 5762227755Stuexen * TCB.. aka NULL. 5763227755Stuexen */ 5764227755Stuexen net = NULL; 5765227755Stuexen SCTP_INP_INCR_REF(inp); 5766227755Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); 5767227755Stuexen if (stcb == NULL) { 5768227755Stuexen SCTP_INP_DECR_REF(inp); 5769227755Stuexen } 5770227755Stuexen } 5771227755Stuexen if (stcb && (net == NULL)) { 5772227755Stuexen struct sockaddr *sa; 5773227755Stuexen 5774227755Stuexen sa = (struct sockaddr *)&encaps->sue_address; 5775227755Stuexen#ifdef INET 5776227755Stuexen if (sa->sa_family == AF_INET) { 5777227755Stuexen 5778227755Stuexen struct sockaddr_in *sin; 5779227755Stuexen 5780227755Stuexen sin = (struct sockaddr_in *)sa; 5781227755Stuexen if (sin->sin_addr.s_addr) { 5782227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5783227755Stuexen SCTP_TCB_UNLOCK(stcb); 5784227755Stuexen error = EINVAL; 5785227755Stuexen break; 5786227755Stuexen } 5787227755Stuexen } else 5788227755Stuexen#endif 5789227755Stuexen#ifdef INET6 5790227755Stuexen if (sa->sa_family == AF_INET6) { 5791227755Stuexen struct sockaddr_in6 *sin6; 5792227755Stuexen 5793227755Stuexen sin6 = (struct sockaddr_in6 *)sa; 5794227755Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 5795227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5796227755Stuexen SCTP_TCB_UNLOCK(stcb); 5797227755Stuexen error = EINVAL; 5798227755Stuexen break; 5799227755Stuexen } 5800227755Stuexen } else 5801227755Stuexen#endif 5802227755Stuexen { 5803227755Stuexen error = EAFNOSUPPORT; 5804227755Stuexen SCTP_TCB_UNLOCK(stcb); 5805227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5806227755Stuexen break; 5807227755Stuexen } 5808227755Stuexen } 5809227755Stuexen if (stcb) { 5810227755Stuexen if (net) { 5811227755Stuexen net->port = encaps->sue_port; 5812227755Stuexen } else { 5813227755Stuexen stcb->asoc.port = encaps->sue_port; 5814227755Stuexen } 5815227755Stuexen SCTP_TCB_UNLOCK(stcb); 5816227755Stuexen } else { 5817227755Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5818227755Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5819227755Stuexen (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) { 5820227755Stuexen SCTP_INP_WLOCK(inp); 5821227755Stuexen inp->sctp_ep.port = encaps->sue_port; 5822227755Stuexen SCTP_INP_WUNLOCK(inp); 5823227755Stuexen } else { 5824227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5825227755Stuexen error = EINVAL; 5826227755Stuexen } 5827227755Stuexen } 5828227755Stuexen break; 5829227755Stuexen } 5830163953Srrs default: 5831171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 5832163953Srrs error = ENOPROTOOPT; 5833163953Srrs break; 5834163953Srrs } /* end switch (opt) */ 5835163953Srrs return (error); 5836163953Srrs} 5837163953Srrs 5838163953Srrsint 5839163953Srrssctp_ctloutput(struct socket *so, struct sockopt *sopt) 5840163953Srrs{ 5841166675Srrs void *optval = NULL; 5842166675Srrs size_t optsize = 0; 5843166675Srrs void *p; 5844166675Srrs int error = 0; 5845163953Srrs 5846163953Srrs if (sopt->sopt_level != IPPROTO_SCTP) { 5847163953Srrs /* wrong proto level... send back up to IP */ 5848163953Srrs#ifdef INET6 5849163953Srrs if (INP_CHECK_SOCKAF(so, AF_INET6)) 5850163953Srrs error = ip6_ctloutput(so, sopt); 5851221249Stuexen#endif /* INET6 */ 5852237565Stuexen#if defined(INET) && defined(INET6) 5853163953Srrs else 5854221249Stuexen#endif 5855221249Stuexen#ifdef INET 5856163953Srrs error = ip_ctloutput(so, sopt); 5857221249Stuexen#endif 5858163953Srrs return (error); 5859163953Srrs } 5860166675Srrs optsize = sopt->sopt_valsize; 5861166675Srrs if (optsize) { 5862170091Srrs SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT); 5863166675Srrs if (optval == NULL) { 5864235091Stuexen SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS); 5865163953Srrs return (ENOBUFS); 5866163953Srrs } 5867166675Srrs error = sooptcopyin(sopt, optval, optsize, optsize); 5868163953Srrs if (error) { 5869170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5870163953Srrs goto out; 5871163953Srrs } 5872163953Srrs } 5873166675Srrs p = (void *)sopt->sopt_td; 5874163953Srrs if (sopt->sopt_dir == SOPT_SET) { 5875166675Srrs error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p); 5876163953Srrs } else if (sopt->sopt_dir == SOPT_GET) { 5877166675Srrs error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p); 5878163953Srrs } else { 5879235091Stuexen SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5880163953Srrs error = EINVAL; 5881163953Srrs } 5882166675Srrs if ((error == 0) && (optval != NULL)) { 5883166675Srrs error = sooptcopyout(sopt, optval, optsize); 5884170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5885166675Srrs } else if (optval != NULL) { 5886170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5887163953Srrs } 5888163953Srrsout: 5889163953Srrs return (error); 5890163953Srrs} 5891163953Srrs 5892221249Stuexen#ifdef INET 5893163953Srrsstatic int 5894163953Srrssctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p) 5895163953Srrs{ 5896163953Srrs int error = 0; 5897163953Srrs int create_lock_on = 0; 5898167598Srrs uint32_t vrf_id; 5899163953Srrs struct sctp_inpcb *inp; 5900163953Srrs struct sctp_tcb *stcb = NULL; 5901163953Srrs 5902163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 5903233005Stuexen if (inp == NULL) { 5904163953Srrs /* I made the same as TCP since we are not setup? */ 5905171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5906163953Srrs return (ECONNRESET); 5907163953Srrs } 5908171943Srrs if (addr == NULL) { 5909171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5910170056Srrs return EINVAL; 5911171943Srrs } 5912221249Stuexen switch (addr->sa_family) { 5913185435Sbz#ifdef INET6 5914221249Stuexen case AF_INET6: 5915221249Stuexen { 5916221249Stuexen struct sockaddr_in6 *sin6p; 5917185694Srrs 5918221249Stuexen if (addr->sa_len != sizeof(struct sockaddr_in6)) { 5919221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5920221249Stuexen return (EINVAL); 5921221249Stuexen } 5922221249Stuexen sin6p = (struct sockaddr_in6 *)addr; 5923221249Stuexen if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6p->sin6_addr)) != 0) { 5924221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5925221249Stuexen return (error); 5926221249Stuexen } 5927221249Stuexen break; 5928185435Sbz } 5929185435Sbz#endif 5930221249Stuexen#ifdef INET 5931221249Stuexen case AF_INET: 5932221249Stuexen { 5933221249Stuexen struct sockaddr_in *sinp; 5934185694Srrs 5935221249Stuexen if (addr->sa_len != sizeof(struct sockaddr_in)) { 5936221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5937221249Stuexen return (EINVAL); 5938221249Stuexen } 5939221249Stuexen sinp = (struct sockaddr_in *)addr; 5940221249Stuexen if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sinp->sin_addr)) != 0) { 5941221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5942221249Stuexen return (error); 5943221249Stuexen } 5944221249Stuexen break; 5945185435Sbz } 5946221249Stuexen#endif 5947221249Stuexen default: 5948185435Sbz SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT); 5949185435Sbz return (EAFNOSUPPORT); 5950170056Srrs } 5951178202Srrs SCTP_INP_INCR_REF(inp); 5952163953Srrs SCTP_ASOC_CREATE_LOCK(inp); 5953163953Srrs create_lock_on = 1; 5954163953Srrs 5955178202Srrs 5956163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) || 5957163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 5958163953Srrs /* Should I really unlock ? */ 5959171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT); 5960163953Srrs error = EFAULT; 5961163953Srrs goto out_now; 5962163953Srrs } 5963163953Srrs#ifdef INET6 5964163953Srrs if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) && 5965163953Srrs (addr->sa_family == AF_INET6)) { 5966171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5967163953Srrs error = EINVAL; 5968163953Srrs goto out_now; 5969163953Srrs } 5970246595Stuexen#endif 5971163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 5972163953Srrs SCTP_PCB_FLAGS_UNBOUND) { 5973163953Srrs /* Bind a ephemeral port */ 5974171572Srrs error = sctp_inpcb_bind(so, NULL, NULL, p); 5975163953Srrs if (error) { 5976163953Srrs goto out_now; 5977163953Srrs } 5978163953Srrs } 5979163953Srrs /* Now do we connect? */ 5980181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) && 5981181054Srrs (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) { 5982171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5983163953Srrs error = EINVAL; 5984163953Srrs goto out_now; 5985163953Srrs } 5986163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 5987163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 5988163953Srrs /* We are already connected AND the TCP model */ 5989171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 5990163953Srrs error = EADDRINUSE; 5991163953Srrs goto out_now; 5992163953Srrs } 5993163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 5994163953Srrs SCTP_INP_RLOCK(inp); 5995163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 5996163953Srrs SCTP_INP_RUNLOCK(inp); 5997163953Srrs } else { 5998163953Srrs /* 5999166675Srrs * We increment here since sctp_findassociation_ep_addr() 6000181054Srrs * will do a decrement if it finds the stcb as long as the 6001166675Srrs * locked tcb (last argument) is NOT a TCB.. aka NULL. 6002163953Srrs */ 6003163953Srrs SCTP_INP_INCR_REF(inp); 6004163953Srrs stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL); 6005163953Srrs if (stcb == NULL) { 6006163953Srrs SCTP_INP_DECR_REF(inp); 6007168299Srrs } else { 6008178202Srrs SCTP_TCB_UNLOCK(stcb); 6009163953Srrs } 6010163953Srrs } 6011163953Srrs if (stcb != NULL) { 6012163953Srrs /* Already have or am bring up an association */ 6013171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 6014163953Srrs error = EALREADY; 6015163953Srrs goto out_now; 6016163953Srrs } 6017168299Srrs vrf_id = inp->def_vrf_id; 6018163953Srrs /* We are GOOD to go */ 6019206137Stuexen stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p); 6020163953Srrs if (stcb == NULL) { 6021163953Srrs /* Gak! no memory */ 6022167598Srrs goto out_now; 6023163953Srrs } 6024163953Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 6025163953Srrs stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 6026163953Srrs /* Set the connected flag so we can queue data */ 6027163953Srrs soisconnecting(so); 6028163953Srrs } 6029171943Srrs SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT); 6030169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 6031163953Srrs 6032163953Srrs /* initialize authentication parameters for the assoc */ 6033163953Srrs sctp_initialize_auth_params(inp, stcb); 6034163953Srrs 6035172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 6036168299Srrs SCTP_TCB_UNLOCK(stcb); 6037163953Srrsout_now: 6038169420Srrs if (create_lock_on) { 6039163953Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 6040169420Srrs } 6041163953Srrs SCTP_INP_DECR_REF(inp); 6042228907Stuexen return (error); 6043163953Srrs} 6044163953Srrs 6045221249Stuexen#endif 6046221249Stuexen 6047163953Srrsint 6048163953Srrssctp_listen(struct socket *so, int backlog, struct thread *p) 6049163953Srrs{ 6050163953Srrs /* 6051163953Srrs * Note this module depends on the protocol processing being called 6052163953Srrs * AFTER any socket level flags and backlog are applied to the 6053163953Srrs * socket. The traditional way that the socket flags are applied is 6054163953Srrs * AFTER protocol processing. We have made a change to the 6055163953Srrs * sys/kern/uipc_socket.c module to reverse this but this MUST be in 6056163953Srrs * place if the socket API for SCTP is to work properly. 6057163953Srrs */ 6058163953Srrs 6059163953Srrs int error = 0; 6060163953Srrs struct sctp_inpcb *inp; 6061163953Srrs 6062163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6063233005Stuexen if (inp == NULL) { 6064163953Srrs /* I made the same as TCP since we are not setup? */ 6065171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6066163953Srrs return (ECONNRESET); 6067163953Srrs } 6068181054Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) { 6069181054Srrs /* See if we have a listener */ 6070181054Srrs struct sctp_inpcb *tinp; 6071181054Srrs union sctp_sockstore store, *sp; 6072181054Srrs 6073181054Srrs sp = &store; 6074181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) { 6075181054Srrs /* not bound all */ 6076181054Srrs struct sctp_laddr *laddr; 6077181054Srrs 6078181054Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 6079181054Srrs memcpy(&store, &laddr->ifa->address, sizeof(store)); 6080221249Stuexen switch (sp->sa.sa_family) { 6081221249Stuexen#ifdef INET 6082221249Stuexen case AF_INET: 6083221249Stuexen sp->sin.sin_port = inp->sctp_lport; 6084221249Stuexen break; 6085221249Stuexen#endif 6086221249Stuexen#ifdef INET6 6087221249Stuexen case AF_INET6: 6088221249Stuexen sp->sin6.sin6_port = inp->sctp_lport; 6089221249Stuexen break; 6090221249Stuexen#endif 6091221249Stuexen default: 6092221249Stuexen break; 6093221249Stuexen } 6094181054Srrs tinp = sctp_pcb_findep(&sp->sa, 0, 0, inp->def_vrf_id); 6095181054Srrs if (tinp && (tinp != inp) && 6096181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) && 6097181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 6098181054Srrs (tinp->sctp_socket->so_qlimit)) { 6099181054Srrs /* 6100181054Srrs * we have a listener already and 6101181054Srrs * its not this inp. 6102181054Srrs */ 6103181054Srrs SCTP_INP_DECR_REF(tinp); 6104181054Srrs return (EADDRINUSE); 6105181054Srrs } else if (tinp) { 6106181054Srrs SCTP_INP_DECR_REF(tinp); 6107181054Srrs } 6108181054Srrs } 6109181054Srrs } else { 6110181054Srrs /* Setup a local addr bound all */ 6111181054Srrs memset(&store, 0, sizeof(store)); 6112221249Stuexen switch (sp->sa.sa_family) { 6113221249Stuexen#ifdef INET 6114221249Stuexen case AF_INET: 6115221249Stuexen store.sin.sin_port = inp->sctp_lport; 6116221249Stuexen break; 6117221249Stuexen#endif 6118181054Srrs#ifdef INET6 6119221249Stuexen case AF_INET6: 6120221249Stuexen sp->sin6.sin6_port = inp->sctp_lport; 6121221249Stuexen break; 6122221249Stuexen#endif 6123221249Stuexen default: 6124221249Stuexen break; 6125221249Stuexen } 6126221249Stuexen#ifdef INET6 6127181054Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 6128181054Srrs store.sa.sa_family = AF_INET6; 6129181054Srrs store.sa.sa_len = sizeof(struct sockaddr_in6); 6130181054Srrs } 6131181054Srrs#endif 6132221249Stuexen#ifdef INET 6133181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) { 6134181054Srrs store.sa.sa_family = AF_INET; 6135181054Srrs store.sa.sa_len = sizeof(struct sockaddr_in); 6136181054Srrs } 6137221249Stuexen#endif 6138181054Srrs tinp = sctp_pcb_findep(&sp->sa, 0, 0, inp->def_vrf_id); 6139181054Srrs if (tinp && (tinp != inp) && 6140181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) && 6141181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 6142181054Srrs (tinp->sctp_socket->so_qlimit)) { 6143181054Srrs /* 6144181054Srrs * we have a listener already and its not 6145181054Srrs * this inp. 6146181054Srrs */ 6147181054Srrs SCTP_INP_DECR_REF(tinp); 6148181054Srrs return (EADDRINUSE); 6149181054Srrs } else if (tinp) { 6150181054Srrs SCTP_INP_DECR_REF(inp); 6151181054Srrs } 6152181054Srrs } 6153181054Srrs } 6154163953Srrs SCTP_INP_RLOCK(inp); 6155163953Srrs#ifdef SCTP_LOCK_LOGGING 6156179783Srrs if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) { 6157170744Srrs sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK); 6158170744Srrs } 6159163953Srrs#endif 6160163953Srrs SOCK_LOCK(so); 6161163953Srrs error = solisten_proto_check(so); 6162163953Srrs if (error) { 6163163953Srrs SOCK_UNLOCK(so); 6164169208Srrs SCTP_INP_RUNLOCK(inp); 6165163953Srrs return (error); 6166163953Srrs } 6167181054Srrs if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) && 6168181054Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 6169181054Srrs /* 6170181054Srrs * The unlucky case - We are in the tcp pool with this guy. 6171181054Srrs * - Someone else is in the main inp slot. - We must move 6172181054Srrs * this guy (the listener) to the main slot - We must then 6173181054Srrs * move the guy that was listener to the TCP Pool. 6174181054Srrs */ 6175181054Srrs if (sctp_swap_inpcb_for_listen(inp)) { 6176181054Srrs goto in_use; 6177181054Srrs } 6178181054Srrs } 6179163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 6180163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 6181163953Srrs /* We are already connected AND the TCP model */ 6182181054Srrsin_use: 6183163953Srrs SCTP_INP_RUNLOCK(inp); 6184163953Srrs SOCK_UNLOCK(so); 6185171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 6186163953Srrs return (EADDRINUSE); 6187163953Srrs } 6188181054Srrs SCTP_INP_RUNLOCK(inp); 6189163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) { 6190163953Srrs /* We must do a bind. */ 6191166675Srrs SOCK_UNLOCK(so); 6192171572Srrs if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) { 6193163953Srrs /* bind error, probably perm */ 6194163953Srrs return (error); 6195163953Srrs } 6196166675Srrs SOCK_LOCK(so); 6197163953Srrs } 6198163953Srrs /* It appears for 7.0 and on, we must always call this. */ 6199163953Srrs solisten_proto(so, backlog); 6200163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 6201163953Srrs /* remove the ACCEPTCONN flag for one-to-many sockets */ 6202163953Srrs so->so_options &= ~SO_ACCEPTCONN; 6203163953Srrs } 6204163953Srrs if (backlog == 0) { 6205163953Srrs /* turning off listen */ 6206163953Srrs so->so_options &= ~SO_ACCEPTCONN; 6207163953Srrs } 6208163953Srrs SOCK_UNLOCK(so); 6209163953Srrs return (error); 6210163953Srrs} 6211163953Srrs 6212163953Srrsstatic int sctp_defered_wakeup_cnt = 0; 6213163953Srrs 6214163953Srrsint 6215163953Srrssctp_accept(struct socket *so, struct sockaddr **addr) 6216163953Srrs{ 6217163953Srrs struct sctp_tcb *stcb; 6218163953Srrs struct sctp_inpcb *inp; 6219163953Srrs union sctp_sockstore store; 6220163953Srrs 6221178251Srrs#ifdef INET6 6222163953Srrs int error; 6223163953Srrs 6224178251Srrs#endif 6225163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6226163953Srrs 6227233005Stuexen if (inp == NULL) { 6228171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6229163953Srrs return (ECONNRESET); 6230163953Srrs } 6231163953Srrs SCTP_INP_RLOCK(inp); 6232163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 6233168299Srrs SCTP_INP_RUNLOCK(inp); 6234171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 6235171943Srrs return (EOPNOTSUPP); 6236163953Srrs } 6237163953Srrs if (so->so_state & SS_ISDISCONNECTED) { 6238163953Srrs SCTP_INP_RUNLOCK(inp); 6239171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED); 6240163953Srrs return (ECONNABORTED); 6241163953Srrs } 6242163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6243163953Srrs if (stcb == NULL) { 6244163953Srrs SCTP_INP_RUNLOCK(inp); 6245171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6246163953Srrs return (ECONNRESET); 6247163953Srrs } 6248163953Srrs SCTP_TCB_LOCK(stcb); 6249163953Srrs SCTP_INP_RUNLOCK(inp); 6250163953Srrs store = stcb->asoc.primary_destination->ro._l_addr; 6251207924Srrs stcb->asoc.state &= ~SCTP_STATE_IN_ACCEPT_QUEUE; 6252163953Srrs SCTP_TCB_UNLOCK(stcb); 6253178251Srrs switch (store.sa.sa_family) { 6254221249Stuexen#ifdef INET 6255178251Srrs case AF_INET: 6256178251Srrs { 6257178251Srrs struct sockaddr_in *sin; 6258163953Srrs 6259178251Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6260208863Srrs if (sin == NULL) 6261208863Srrs return (ENOMEM); 6262178251Srrs sin->sin_family = AF_INET; 6263178251Srrs sin->sin_len = sizeof(*sin); 6264246595Stuexen sin->sin_port = store.sin.sin_port; 6265246595Stuexen sin->sin_addr = store.sin.sin_addr; 6266178251Srrs *addr = (struct sockaddr *)sin; 6267178251Srrs break; 6268178251Srrs } 6269221249Stuexen#endif 6270178251Srrs#ifdef INET6 6271178251Srrs case AF_INET6: 6272178251Srrs { 6273178251Srrs struct sockaddr_in6 *sin6; 6274163953Srrs 6275178251Srrs SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6); 6276208863Srrs if (sin6 == NULL) 6277208863Srrs return (ENOMEM); 6278178251Srrs sin6->sin6_family = AF_INET6; 6279178251Srrs sin6->sin6_len = sizeof(*sin6); 6280246595Stuexen sin6->sin6_port = store.sin6.sin6_port; 6281246595Stuexen sin6->sin6_addr = store.sin6.sin6_addr; 6282178251Srrs if ((error = sa6_recoverscope(sin6)) != 0) { 6283178251Srrs SCTP_FREE_SONAME(sin6); 6284178251Srrs return (error); 6285178251Srrs } 6286178251Srrs *addr = (struct sockaddr *)sin6; 6287178251Srrs break; 6288164085Srrs } 6289178251Srrs#endif 6290178251Srrs default: 6291178251Srrs /* TSNH */ 6292178251Srrs break; 6293163953Srrs } 6294163953Srrs /* Wake any delayed sleep action */ 6295163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { 6296166086Srrs SCTP_INP_WLOCK(inp); 6297163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE; 6298163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) { 6299163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT; 6300166086Srrs SCTP_INP_WUNLOCK(inp); 6301163953Srrs SOCKBUF_LOCK(&inp->sctp_socket->so_snd); 6302163953Srrs if (sowriteable(inp->sctp_socket)) { 6303163953Srrs sowwakeup_locked(inp->sctp_socket); 6304163953Srrs } else { 6305163953Srrs SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd); 6306163953Srrs } 6307166086Srrs SCTP_INP_WLOCK(inp); 6308163953Srrs } 6309163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) { 6310163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT; 6311166086Srrs SCTP_INP_WUNLOCK(inp); 6312163953Srrs SOCKBUF_LOCK(&inp->sctp_socket->so_rcv); 6313163953Srrs if (soreadable(inp->sctp_socket)) { 6314163953Srrs sctp_defered_wakeup_cnt++; 6315163953Srrs sorwakeup_locked(inp->sctp_socket); 6316163953Srrs } else { 6317163953Srrs SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv); 6318163953Srrs } 6319166086Srrs SCTP_INP_WLOCK(inp); 6320163953Srrs } 6321166086Srrs SCTP_INP_WUNLOCK(inp); 6322163953Srrs } 6323207924Srrs if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) { 6324207924Srrs SCTP_TCB_LOCK(stcb); 6325207924Srrs sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7); 6326207924Srrs } 6327163953Srrs return (0); 6328163953Srrs} 6329163953Srrs 6330221249Stuexen#ifdef INET 6331163953Srrsint 6332163953Srrssctp_ingetaddr(struct socket *so, struct sockaddr **addr) 6333163953Srrs{ 6334163953Srrs struct sockaddr_in *sin; 6335167598Srrs uint32_t vrf_id; 6336163953Srrs struct sctp_inpcb *inp; 6337167695Srrs struct sctp_ifa *sctp_ifa; 6338163953Srrs 6339163953Srrs /* 6340163953Srrs * Do the malloc first in case it blocks. 6341163953Srrs */ 6342163953Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6343208863Srrs if (sin == NULL) 6344208863Srrs return (ENOMEM); 6345163953Srrs sin->sin_family = AF_INET; 6346163953Srrs sin->sin_len = sizeof(*sin); 6347163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6348163953Srrs if (!inp) { 6349163953Srrs SCTP_FREE_SONAME(sin); 6350171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6351228907Stuexen return (ECONNRESET); 6352163953Srrs } 6353163953Srrs SCTP_INP_RLOCK(inp); 6354163953Srrs sin->sin_port = inp->sctp_lport; 6355163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 6356163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 6357163953Srrs struct sctp_tcb *stcb; 6358163953Srrs struct sockaddr_in *sin_a; 6359163953Srrs struct sctp_nets *net; 6360163953Srrs int fnd; 6361163953Srrs 6362163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6363163953Srrs if (stcb == NULL) { 6364163953Srrs goto notConn; 6365163953Srrs } 6366163953Srrs fnd = 0; 6367163953Srrs sin_a = NULL; 6368163953Srrs SCTP_TCB_LOCK(stcb); 6369163953Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 6370163953Srrs sin_a = (struct sockaddr_in *)&net->ro._l_addr; 6371164085Srrs if (sin_a == NULL) 6372164085Srrs /* this will make coverity happy */ 6373164085Srrs continue; 6374164085Srrs 6375163953Srrs if (sin_a->sin_family == AF_INET) { 6376163953Srrs fnd = 1; 6377163953Srrs break; 6378163953Srrs } 6379163953Srrs } 6380163953Srrs if ((!fnd) || (sin_a == NULL)) { 6381163953Srrs /* punt */ 6382163953Srrs SCTP_TCB_UNLOCK(stcb); 6383163953Srrs goto notConn; 6384163953Srrs } 6385168299Srrs vrf_id = inp->def_vrf_id; 6386167598Srrs sctp_ifa = sctp_source_address_selection(inp, 6387167598Srrs stcb, 6388168299Srrs (sctp_route_t *) & net->ro, 6389167598Srrs net, 0, vrf_id); 6390167598Srrs if (sctp_ifa) { 6391167598Srrs sin->sin_addr = sctp_ifa->address.sin.sin_addr; 6392167598Srrs sctp_free_ifa(sctp_ifa); 6393167598Srrs } 6394163953Srrs SCTP_TCB_UNLOCK(stcb); 6395163953Srrs } else { 6396163953Srrs /* For the bound all case you get back 0 */ 6397163953Srrs notConn: 6398163953Srrs sin->sin_addr.s_addr = 0; 6399163953Srrs } 6400163953Srrs 6401163953Srrs } else { 6402163953Srrs /* Take the first IPv4 address in the list */ 6403163953Srrs struct sctp_laddr *laddr; 6404163953Srrs int fnd = 0; 6405163953Srrs 6406163953Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 6407167598Srrs if (laddr->ifa->address.sa.sa_family == AF_INET) { 6408163953Srrs struct sockaddr_in *sin_a; 6409163953Srrs 6410167598Srrs sin_a = (struct sockaddr_in *)&laddr->ifa->address.sa; 6411163953Srrs sin->sin_addr = sin_a->sin_addr; 6412163953Srrs fnd = 1; 6413163953Srrs break; 6414163953Srrs } 6415163953Srrs } 6416163953Srrs if (!fnd) { 6417163953Srrs SCTP_FREE_SONAME(sin); 6418163953Srrs SCTP_INP_RUNLOCK(inp); 6419171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 6420228907Stuexen return (ENOENT); 6421163953Srrs } 6422163953Srrs } 6423163953Srrs SCTP_INP_RUNLOCK(inp); 6424163953Srrs (*addr) = (struct sockaddr *)sin; 6425163953Srrs return (0); 6426163953Srrs} 6427163953Srrs 6428163953Srrsint 6429163953Srrssctp_peeraddr(struct socket *so, struct sockaddr **addr) 6430163953Srrs{ 6431231895Stuexen struct sockaddr_in *sin; 6432166086Srrs int fnd; 6433163953Srrs struct sockaddr_in *sin_a; 6434163953Srrs struct sctp_inpcb *inp; 6435163953Srrs struct sctp_tcb *stcb; 6436163953Srrs struct sctp_nets *net; 6437163953Srrs 6438163953Srrs /* Do the malloc first in case it blocks. */ 6439163953Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6440208863Srrs if (sin == NULL) 6441208863Srrs return (ENOMEM); 6442163953Srrs sin->sin_family = AF_INET; 6443163953Srrs sin->sin_len = sizeof(*sin); 6444163953Srrs 6445163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6446228907Stuexen if ((inp == NULL) || 6447228907Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) { 6448228907Stuexen /* UDP type and listeners will drop out here */ 6449163953Srrs SCTP_FREE_SONAME(sin); 6450228907Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 6451228907Stuexen return (ENOTCONN); 6452163953Srrs } 6453163953Srrs SCTP_INP_RLOCK(inp); 6454163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6455169420Srrs if (stcb) { 6456163953Srrs SCTP_TCB_LOCK(stcb); 6457169420Srrs } 6458163953Srrs SCTP_INP_RUNLOCK(inp); 6459163953Srrs if (stcb == NULL) { 6460163953Srrs SCTP_FREE_SONAME(sin); 6461171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6462228907Stuexen return (ECONNRESET); 6463163953Srrs } 6464163953Srrs fnd = 0; 6465163953Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 6466163953Srrs sin_a = (struct sockaddr_in *)&net->ro._l_addr; 6467163953Srrs if (sin_a->sin_family == AF_INET) { 6468163953Srrs fnd = 1; 6469163953Srrs sin->sin_port = stcb->rport; 6470163953Srrs sin->sin_addr = sin_a->sin_addr; 6471163953Srrs break; 6472163953Srrs } 6473163953Srrs } 6474163953Srrs SCTP_TCB_UNLOCK(stcb); 6475163953Srrs if (!fnd) { 6476163953Srrs /* No IPv4 address */ 6477163953Srrs SCTP_FREE_SONAME(sin); 6478171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 6479228907Stuexen return (ENOENT); 6480163953Srrs } 6481163953Srrs (*addr) = (struct sockaddr *)sin; 6482163953Srrs return (0); 6483163953Srrs} 6484163953Srrs 6485163953Srrsstruct pr_usrreqs sctp_usrreqs = { 6486163953Srrs .pru_abort = sctp_abort, 6487163953Srrs .pru_accept = sctp_accept, 6488163953Srrs .pru_attach = sctp_attach, 6489163953Srrs .pru_bind = sctp_bind, 6490163953Srrs .pru_connect = sctp_connect, 6491163953Srrs .pru_control = in_control, 6492163953Srrs .pru_close = sctp_close, 6493163953Srrs .pru_detach = sctp_close, 6494163953Srrs .pru_sopoll = sopoll_generic, 6495178202Srrs .pru_flush = sctp_flush, 6496163953Srrs .pru_disconnect = sctp_disconnect, 6497163953Srrs .pru_listen = sctp_listen, 6498163953Srrs .pru_peeraddr = sctp_peeraddr, 6499163953Srrs .pru_send = sctp_sendm, 6500163953Srrs .pru_shutdown = sctp_shutdown, 6501163953Srrs .pru_sockaddr = sctp_ingetaddr, 6502163953Srrs .pru_sosend = sctp_sosend, 6503163953Srrs .pru_soreceive = sctp_soreceive 6504163953Srrs}; 6505221249Stuexen 6506221249Stuexen#endif 6507