1163953Srrs/*- 2185694Srrs * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 3237896Stuexen * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. 4237896Stuexen * 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, 10231038Stuexen * 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 14231038Stuexen * 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("$FreeBSD$"); 35237896Stuexen 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> 41238578Stuexen#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 100231038Stuexensctp_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 } 183163953Srrs totsz = 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) { 209231038Stuexen 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{ 227252882Stuexen#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 228172090Srrs struct socket *so; 229172090Srrs 230172090Srrs#endif 231172091Srrs struct icmp *icmph; 232172091Srrs 233237884Stuexen /* 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, 272237888Stuexen 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 */ 285237886Stuexen sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED); 286252882Stuexen#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); 295252882Stuexen#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 */ 348252889Stuexen stcb = sctp_findassociation_addr_sa((struct sockaddr *)&to, 349252889Stuexen (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 400252889Stuexen stcb = sctp_findassociation_addr_sa(sintosa(&addrs[1]), 401252889Stuexen 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; 447233243Stuexen 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 483231038Stuexensctp_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); 498231039Stuexen 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) { 503231039Stuexen return (error); 504184030Srrs } 505163953Srrs } 506170205Srrs error = sctp_inpcb_alloc(so, vrf_id); 507163953Srrs if (error) { 508231039Stuexen 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 } 540231039Stuexen return (error); 541163953Srrs } 542171167Sgnn#endif /* IPSEC */ 543163953Srrs SCTP_INP_WUNLOCK(inp); 544231039Stuexen return (0); 545163953Srrs} 546163953Srrs 547163953Srrsstatic int 548163953Srrssctp_bind(struct socket *so, struct sockaddr *addr, struct thread *p) 549163953Srrs{ 550252959Stuexen struct sctp_inpcb *inp; 551163953Srrs 552163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 553233243Stuexen if (inp == NULL) { 554171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 555231039Stuexen return (EINVAL); 556171943Srrs } 557252959Stuexen if (addr != NULL) { 558252959Stuexen if ((addr->sa_family != AF_INET) || 559252959Stuexen (addr->sa_len != sizeof(struct sockaddr_in))) { 560252959Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 561252959Stuexen return (EINVAL); 562252959Stuexen } 563252959Stuexen } 564252959Stuexen 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; 575233243Stuexen 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; 640233243Stuexen 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); 647231039Stuexen 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) || 652231039Stuexen (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 760163953Srrs err = sctp_get_mbuf_for_msg(sizeof(struct sctp_paramhdr), 0, M_DONTWAIT, 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 797252960Stuexen if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) || 798252960Stuexen (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 799252960Stuexen SCTP_STAT_DECR_GAUGE32(sctps_currestab); 800252960Stuexen } 801252960Stuexen SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); 802252960Stuexen SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); 803252960Stuexen 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); 814252960Stuexen 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: 857266181Stuexen op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, ""); 858165220Srrs stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4; 859172090Srrs sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED); 860163953Srrs SCTP_STAT_INCR_COUNTER32(sctps_aborted); 861163953Srrs if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) || 862163953Srrs (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 863163953Srrs SCTP_STAT_DECR_GAUGE32(sctps_currestab); 864163953Srrs } 865163953Srrs SCTP_INP_RUNLOCK(inp); 866171943Srrs (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5); 867163953Srrs return (0); 868171990Srrs } else { 869172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); 870163953Srrs } 871163953Srrs } 872188067Srrs soisdisconnecting(so); 873163953Srrs SCTP_TCB_UNLOCK(stcb); 874163953Srrs SCTP_INP_RUNLOCK(inp); 875163953Srrs return (0); 876163953Srrs } 877163953Srrs /* not reached */ 878163953Srrs } else { 879163953Srrs /* UDP model does not support this */ 880163953Srrs SCTP_INP_RUNLOCK(inp); 881171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 882231039Stuexen return (EOPNOTSUPP); 883163953Srrs } 884163953Srrs} 885163953Srrs 886163953Srrsint 887178202Srrssctp_flush(struct socket *so, int how) 888178202Srrs{ 889178202Srrs /* 890178202Srrs * We will just clear out the values and let subsequent close clear 891178202Srrs * out the data, if any. Note if the user did a shutdown(SHUT_RD) 892178202Srrs * they will not be able to read the data, the socket will block 893178202Srrs * that from happening. 894178202Srrs */ 895209289Stuexen struct sctp_inpcb *inp; 896209289Stuexen 897209289Stuexen inp = (struct sctp_inpcb *)so->so_pcb; 898209289Stuexen if (inp == NULL) { 899209289Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 900231039Stuexen return (EINVAL); 901209289Stuexen } 902209289Stuexen SCTP_INP_RLOCK(inp); 903209289Stuexen /* For the 1 to many model this does nothing */ 904209289Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 905209289Stuexen SCTP_INP_RUNLOCK(inp); 906209289Stuexen return (0); 907209289Stuexen } 908209289Stuexen SCTP_INP_RUNLOCK(inp); 909178202Srrs if ((how == PRU_FLUSH_RD) || (how == PRU_FLUSH_RDWR)) { 910178202Srrs /* 911178202Srrs * First make sure the sb will be happy, we don't use these 912178202Srrs * except maybe the count 913178202Srrs */ 914209289Stuexen SCTP_INP_WLOCK(inp); 915209289Stuexen SCTP_INP_READ_LOCK(inp); 916209289Stuexen inp->sctp_flags |= SCTP_PCB_FLAGS_SOCKET_CANT_READ; 917209289Stuexen SCTP_INP_READ_UNLOCK(inp); 918209289Stuexen SCTP_INP_WUNLOCK(inp); 919178202Srrs so->so_rcv.sb_cc = 0; 920178202Srrs so->so_rcv.sb_mbcnt = 0; 921178202Srrs so->so_rcv.sb_mb = NULL; 922178202Srrs } 923178202Srrs if ((how == PRU_FLUSH_WR) || (how == PRU_FLUSH_RDWR)) { 924178202Srrs /* 925178202Srrs * First make sure the sb will be happy, we don't use these 926178202Srrs * except maybe the count 927178202Srrs */ 928178202Srrs so->so_snd.sb_cc = 0; 929178202Srrs so->so_snd.sb_mbcnt = 0; 930178202Srrs so->so_snd.sb_mb = NULL; 931178202Srrs 932178202Srrs } 933178202Srrs return (0); 934178202Srrs} 935178202Srrs 936178202Srrsint 937163953Srrssctp_shutdown(struct socket *so) 938163953Srrs{ 939163953Srrs struct sctp_inpcb *inp; 940163953Srrs 941163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 942233243Stuexen if (inp == NULL) { 943171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 944231039Stuexen return (EINVAL); 945163953Srrs } 946163953Srrs SCTP_INP_RLOCK(inp); 947163953Srrs /* For UDP model this is a invalid call */ 948252948Stuexen if (!((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 949252948Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL))) { 950163953Srrs /* Restore the flags that the soshutdown took away. */ 951204096Stuexen SOCKBUF_LOCK(&so->so_rcv); 952163953Srrs so->so_rcv.sb_state &= ~SBS_CANTRCVMORE; 953204096Stuexen SOCKBUF_UNLOCK(&so->so_rcv); 954163953Srrs /* This proc will wakeup for read and do nothing (I hope) */ 955163953Srrs SCTP_INP_RUNLOCK(inp); 956171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 957163953Srrs return (EOPNOTSUPP); 958163953Srrs } 959163953Srrs /* 960163953Srrs * Ok if we reach here its the TCP model and it is either a SHUT_WR 961163953Srrs * or SHUT_RDWR. This means we put the shutdown flag against it. 962163953Srrs */ 963163953Srrs { 964163953Srrs struct sctp_tcb *stcb; 965163953Srrs struct sctp_association *asoc; 966163953Srrs 967188067Srrs if ((so->so_state & 968188067Srrs (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) { 969188067Srrs SCTP_INP_RUNLOCK(inp); 970188067Srrs return (ENOTCONN); 971188067Srrs } 972163953Srrs socantsendmore(so); 973163953Srrs 974163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 975163953Srrs if (stcb == NULL) { 976163953Srrs /* 977163953Srrs * Ok we hit the case that the shutdown call was 978163953Srrs * made after an abort or something. Nothing to do 979163953Srrs * now. 980163953Srrs */ 981168299Srrs SCTP_INP_RUNLOCK(inp); 982163953Srrs return (0); 983163953Srrs } 984163953Srrs SCTP_TCB_LOCK(stcb); 985163953Srrs asoc = &stcb->asoc; 986163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 987163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 988163953Srrs (asoc->stream_queue_cnt == 0)) { 989163953Srrs if (asoc->locked_on_sending) { 990163953Srrs goto abort_anyway; 991163953Srrs } 992163953Srrs /* there is nothing queued to send, so I'm done... */ 993163953Srrs if (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) { 994163953Srrs /* only send SHUTDOWN the first time through */ 995224641Stuexen struct sctp_nets *netp; 996224641Stuexen 997252960Stuexen if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) || 998252960Stuexen (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 999252960Stuexen SCTP_STAT_DECR_GAUGE32(sctps_currestab); 1000252960Stuexen } 1001252960Stuexen SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); 1002252960Stuexen SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); 1003252960Stuexen sctp_stop_timers_for_shutdown(stcb); 1004224641Stuexen if (stcb->asoc.alternate) { 1005224641Stuexen netp = stcb->asoc.alternate; 1006224641Stuexen } else { 1007224641Stuexen netp = stcb->asoc.primary_destination; 1008224641Stuexen } 1009224641Stuexen sctp_send_shutdown(stcb, netp); 1010163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN, 1011224641Stuexen stcb->sctp_ep, stcb, netp); 1012163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, 1013224641Stuexen stcb->sctp_ep, stcb, netp); 1014252960Stuexen sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED); 1015163953Srrs } 1016163953Srrs } else { 1017163953Srrs /* 1018163953Srrs * we still got (or just got) data to send, so set 1019163953Srrs * SHUTDOWN_PENDING 1020163953Srrs */ 1021224641Stuexen struct sctp_nets *netp; 1022224641Stuexen 1023224641Stuexen if (stcb->asoc.alternate) { 1024224641Stuexen netp = stcb->asoc.alternate; 1025224641Stuexen } else { 1026224641Stuexen netp = stcb->asoc.primary_destination; 1027224641Stuexen } 1028224641Stuexen 1029163953Srrs asoc->state |= SCTP_STATE_SHUTDOWN_PENDING; 1030163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, 1031224641Stuexen netp); 1032163953Srrs 1033163953Srrs if (asoc->locked_on_sending) { 1034163953Srrs /* Locked to send out the data */ 1035163953Srrs struct sctp_stream_queue_pending *sp; 1036163953Srrs 1037163953Srrs sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead); 1038163953Srrs if (sp == NULL) { 1039169420Srrs SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n", 1040163953Srrs asoc->locked_on_sending->stream_no); 1041163953Srrs } else { 1042163953Srrs if ((sp->length == 0) && (sp->msg_is_complete == 0)) { 1043163953Srrs asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; 1044163953Srrs } 1045163953Srrs } 1046163953Srrs } 1047163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 1048163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 1049163953Srrs (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) { 1050163953Srrs struct mbuf *op_err; 1051163953Srrs 1052163953Srrs abort_anyway: 1053266181Stuexen op_err = sctp_generate_cause(SCTP_CAUSE_USER_INITIATED_ABT, ""); 1054165220Srrs stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6; 1055163953Srrs sctp_abort_an_association(stcb->sctp_ep, stcb, 1056172090Srrs op_err, SCTP_SO_LOCKED); 1057163953Srrs goto skip_unlock; 1058171990Srrs } else { 1059172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); 1060163953Srrs } 1061163953Srrs } 1062163953Srrs SCTP_TCB_UNLOCK(stcb); 1063163953Srrs } 1064163953Srrsskip_unlock: 1065163953Srrs SCTP_INP_RUNLOCK(inp); 1066231039Stuexen return (0); 1067163953Srrs} 1068163953Srrs 1069163953Srrs/* 1070163953Srrs * copies a "user" presentable address and removes embedded scope, etc. 1071163953Srrs * returns 0 on success, 1 on error 1072163953Srrs */ 1073163953Srrsstatic uint32_t 1074163953Srrssctp_fill_user_address(struct sockaddr_storage *ss, struct sockaddr *sa) 1075163953Srrs{ 1076178251Srrs#ifdef INET6 1077163953Srrs struct sockaddr_in6 lsa6; 1078163953Srrs 1079163953Srrs sa = (struct sockaddr *)sctp_recover_scope((struct sockaddr_in6 *)sa, 1080163953Srrs &lsa6); 1081178251Srrs#endif 1082163953Srrs memcpy(ss, sa, sa->sa_len); 1083163953Srrs return (0); 1084163953Srrs} 1085163953Srrs 1086163953Srrs 1087163953Srrs 1088172091Srrs/* 1089172091Srrs * NOTE: assumes addr lock is held 1090172091Srrs */ 1091166675Srrsstatic size_t 1092168124Srrssctp_fill_up_addresses_vrf(struct sctp_inpcb *inp, 1093163953Srrs struct sctp_tcb *stcb, 1094166675Srrs size_t limit, 1095167598Srrs struct sockaddr_storage *sas, 1096167598Srrs uint32_t vrf_id) 1097163953Srrs{ 1098167598Srrs struct sctp_ifn *sctp_ifn; 1099167598Srrs struct sctp_ifa *sctp_ifa; 1100166675Srrs size_t actual; 1101266054Stuexen int loopback_scope; 1102266054Stuexen 1103266054Stuexen#if defined(INET) 1104266054Stuexen int ipv4_local_scope, ipv4_addr_legal; 1105266054Stuexen 1106266054Stuexen#endif 1107266054Stuexen#if defined(INET6) 1108266054Stuexen int local_scope, site_scope, ipv6_addr_legal; 1109266054Stuexen 1110266054Stuexen#endif 1111167598Srrs struct sctp_vrf *vrf; 1112163953Srrs 1113163953Srrs actual = 0; 1114163953Srrs if (limit <= 0) 1115163953Srrs return (actual); 1116163953Srrs 1117163953Srrs if (stcb) { 1118163953Srrs /* Turn on all the appropriate scope */ 1119252961Stuexen loopback_scope = stcb->asoc.scope.loopback_scope; 1120266054Stuexen#if defined(INET) 1121252961Stuexen ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope; 1122266054Stuexen ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal; 1123266054Stuexen#endif 1124266054Stuexen#if defined(INET6) 1125252961Stuexen local_scope = stcb->asoc.scope.local_scope; 1126252961Stuexen site_scope = stcb->asoc.scope.site_scope; 1127252961Stuexen ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal; 1128266054Stuexen#endif 1129163953Srrs } else { 1130252961Stuexen /* Use generic values for endpoints. */ 1131252961Stuexen loopback_scope = 1; 1132266054Stuexen#if defined(INET) 1133252961Stuexen ipv4_local_scope = 1; 1134266054Stuexen#endif 1135266054Stuexen#if defined(INET6) 1136252961Stuexen local_scope = 1; 1137252961Stuexen site_scope = 1; 1138266054Stuexen#endif 1139252961Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 1140266054Stuexen#if defined(INET6) 1141252961Stuexen ipv6_addr_legal = 1; 1142266054Stuexen#endif 1143266054Stuexen#if defined(INET) 1144252961Stuexen if (SCTP_IPV6_V6ONLY(inp)) { 1145252961Stuexen ipv4_addr_legal = 0; 1146252961Stuexen } else { 1147252961Stuexen ipv4_addr_legal = 1; 1148252961Stuexen } 1149266054Stuexen#endif 1150252961Stuexen } else { 1151266054Stuexen#if defined(INET6) 1152252961Stuexen ipv6_addr_legal = 0; 1153266054Stuexen#endif 1154266054Stuexen#if defined(INET) 1155163953Srrs ipv4_addr_legal = 1; 1156266054Stuexen#endif 1157163953Srrs } 1158163953Srrs } 1159167598Srrs vrf = sctp_find_vrf(vrf_id); 1160167598Srrs if (vrf == NULL) { 1161167598Srrs return (0); 1162167598Srrs } 1163163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1164167598Srrs LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 1165163953Srrs if ((loopback_scope == 0) && 1166167598Srrs SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) { 1167163953Srrs /* Skip loopback if loopback_scope not set */ 1168163953Srrs continue; 1169163953Srrs } 1170167598Srrs LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 1171163953Srrs if (stcb) { 1172163953Srrs /* 1173163953Srrs * For the BOUND-ALL case, the list 1174163953Srrs * associated with a TCB is Always 1175163953Srrs * considered a reverse list.. i.e. 1176163953Srrs * it lists addresses that are NOT 1177163953Srrs * part of the association. If this 1178163953Srrs * is one of those we must skip it. 1179163953Srrs */ 1180163953Srrs if (sctp_is_addr_restricted(stcb, 1181167598Srrs sctp_ifa)) { 1182163953Srrs continue; 1183163953Srrs } 1184163953Srrs } 1185178251Srrs switch (sctp_ifa->address.sa.sa_family) { 1186221249Stuexen#ifdef INET 1187178251Srrs case AF_INET: 1188178251Srrs if (ipv4_addr_legal) { 1189178251Srrs struct sockaddr_in *sin; 1190163953Srrs 1191178251Srrs sin = (struct sockaddr_in *)&sctp_ifa->address.sa; 1192178251Srrs if (sin->sin_addr.s_addr == 0) { 1193178251Srrs /* 1194178251Srrs * we skip 1195178251Srrs * unspecifed 1196178251Srrs * addresses 1197178251Srrs */ 1198178251Srrs continue; 1199178251Srrs } 1200267799Stuexen if (prison_check_ip4(inp->ip_inp.inp.inp_cred, 1201267799Stuexen &sin->sin_addr) != 0) { 1202267799Stuexen continue; 1203267799Stuexen } 1204178251Srrs if ((ipv4_local_scope == 0) && 1205178251Srrs (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) { 1206178251Srrs continue; 1207178251Srrs } 1208178251Srrs#ifdef INET6 1209178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 1210178251Srrs in6_sin_2_v4mapsin6(sin, (struct sockaddr_in6 *)sas); 1211178251Srrs ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1212178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(struct sockaddr_in6)); 1213178251Srrs actual += sizeof(struct sockaddr_in6); 1214178251Srrs } else { 1215178251Srrs#endif 1216178251Srrs memcpy(sas, sin, sizeof(*sin)); 1217178251Srrs ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport; 1218178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin)); 1219178251Srrs actual += sizeof(*sin); 1220178251Srrs#ifdef INET6 1221178251Srrs } 1222178251Srrs#endif 1223178251Srrs if (actual >= limit) { 1224178251Srrs return (actual); 1225178251Srrs } 1226178251Srrs } else { 1227163953Srrs continue; 1228163953Srrs } 1229178251Srrs break; 1230221249Stuexen#endif 1231178251Srrs#ifdef INET6 1232178251Srrs case AF_INET6: 1233178251Srrs if (ipv6_addr_legal) { 1234178251Srrs struct sockaddr_in6 *sin6; 1235163953Srrs 1236178251Srrs sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; 1237178251Srrs if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 1238178251Srrs /* 1239178251Srrs * we skip 1240178251Srrs * unspecifed 1241178251Srrs * addresses 1242178251Srrs */ 1243163953Srrs continue; 1244178251Srrs } 1245267799Stuexen if (prison_check_ip6(inp->ip_inp.inp.inp_cred, 1246267799Stuexen &sin6->sin6_addr) != 0) { 1247267799Stuexen continue; 1248267799Stuexen } 1249178251Srrs if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 1250178251Srrs if (local_scope == 0) 1251163953Srrs continue; 1252178251Srrs if (sin6->sin6_scope_id == 0) { 1253178251Srrs if (sa6_recoverscope(sin6) != 0) 1254178251Srrs /* 1255178251Srrs * 1256178251Srrs * bad 1257178251Srrs * 1258178251Srrs * li 1259178251Srrs * nk 1260178251Srrs * 1261178251Srrs * loc 1262178251Srrs * al 1263178251Srrs * 1264178251Srrs * add 1265178251Srrs * re 1266178251Srrs * ss 1267178251Srrs * */ 1268178251Srrs continue; 1269178251Srrs } 1270163953Srrs } 1271178251Srrs if ((site_scope == 0) && 1272178251Srrs (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) { 1273178251Srrs continue; 1274178251Srrs } 1275178251Srrs memcpy(sas, sin6, sizeof(*sin6)); 1276178251Srrs ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1277178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin6)); 1278178251Srrs actual += sizeof(*sin6); 1279178251Srrs if (actual >= limit) { 1280178251Srrs return (actual); 1281178251Srrs } 1282178251Srrs } else { 1283163953Srrs continue; 1284163953Srrs } 1285178251Srrs break; 1286178251Srrs#endif 1287178251Srrs default: 1288178251Srrs /* TSNH */ 1289178251Srrs break; 1290163953Srrs } 1291163953Srrs } 1292163953Srrs } 1293163953Srrs } else { 1294163953Srrs struct sctp_laddr *laddr; 1295163953Srrs 1296167598Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 1297167598Srrs if (stcb) { 1298167598Srrs if (sctp_is_addr_restricted(stcb, laddr->ifa)) { 1299163953Srrs continue; 1300163953Srrs } 1301163953Srrs } 1302167598Srrs if (sctp_fill_user_address(sas, &laddr->ifa->address.sa)) 1303167598Srrs continue; 1304252961Stuexen switch (laddr->ifa->address.sa.sa_family) { 1305252961Stuexen#ifdef INET 1306252961Stuexen case AF_INET: 1307252961Stuexen ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport; 1308252961Stuexen break; 1309252961Stuexen#endif 1310252961Stuexen#ifdef INET6 1311252961Stuexen case AF_INET6: 1312252961Stuexen ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1313252961Stuexen break; 1314252961Stuexen#endif 1315252961Stuexen default: 1316252961Stuexen /* TSNH */ 1317252961Stuexen break; 1318252961Stuexen } 1319167598Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + 1320167598Srrs laddr->ifa->address.sa.sa_len); 1321167598Srrs actual += laddr->ifa->address.sa.sa_len; 1322167598Srrs if (actual >= limit) { 1323167598Srrs return (actual); 1324163953Srrs } 1325163953Srrs } 1326163953Srrs } 1327163953Srrs return (actual); 1328163953Srrs} 1329163953Srrs 1330168124Srrsstatic size_t 1331168124Srrssctp_fill_up_addresses(struct sctp_inpcb *inp, 1332168124Srrs struct sctp_tcb *stcb, 1333168124Srrs size_t limit, 1334168124Srrs struct sockaddr_storage *sas) 1335168124Srrs{ 1336168124Srrs size_t size = 0; 1337168124Srrs 1338172218Srrs SCTP_IPI_ADDR_RLOCK(); 1339168124Srrs /* fill up addresses for the endpoint's default vrf */ 1340168124Srrs size = sctp_fill_up_addresses_vrf(inp, stcb, limit, sas, 1341168124Srrs inp->def_vrf_id); 1342172218Srrs SCTP_IPI_ADDR_RUNLOCK(); 1343168124Srrs return (size); 1344168124Srrs} 1345168124Srrs 1346172091Srrs/* 1347172091Srrs * NOTE: assumes addr lock is held 1348172091Srrs */ 1349163953Srrsstatic int 1350168124Srrssctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id) 1351163953Srrs{ 1352163953Srrs int cnt = 0; 1353167598Srrs struct sctp_vrf *vrf = NULL; 1354163953Srrs 1355163953Srrs /* 1356163953Srrs * In both sub-set bound an bound_all cases we return the MAXIMUM 1357163953Srrs * number of addresses that you COULD get. In reality the sub-set 1358163953Srrs * bound may have an exclusion list for a given TCB OR in the 1359163953Srrs * bound-all case a TCB may NOT include the loopback or other 1360163953Srrs * addresses as well. 1361163953Srrs */ 1362167598Srrs vrf = sctp_find_vrf(vrf_id); 1363167598Srrs if (vrf == NULL) { 1364167598Srrs return (0); 1365167598Srrs } 1366163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1367167598Srrs struct sctp_ifn *sctp_ifn; 1368167598Srrs struct sctp_ifa *sctp_ifa; 1369163953Srrs 1370167598Srrs LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 1371167598Srrs LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 1372163953Srrs /* Count them if they are the right type */ 1373221249Stuexen switch (sctp_ifa->address.sa.sa_family) { 1374221249Stuexen#ifdef INET 1375221249Stuexen case AF_INET: 1376178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) 1377163953Srrs cnt += sizeof(struct sockaddr_in6); 1378163953Srrs else 1379163953Srrs cnt += sizeof(struct sockaddr_in); 1380221249Stuexen break; 1381221249Stuexen#endif 1382221249Stuexen#ifdef INET6 1383221249Stuexen case AF_INET6: 1384163953Srrs cnt += sizeof(struct sockaddr_in6); 1385221249Stuexen break; 1386221249Stuexen#endif 1387221249Stuexen default: 1388221249Stuexen break; 1389221249Stuexen } 1390163953Srrs } 1391163953Srrs } 1392163953Srrs } else { 1393163953Srrs struct sctp_laddr *laddr; 1394163953Srrs 1395163953Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 1396221249Stuexen switch (laddr->ifa->address.sa.sa_family) { 1397221249Stuexen#ifdef INET 1398221249Stuexen case AF_INET: 1399178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) 1400163953Srrs cnt += sizeof(struct sockaddr_in6); 1401163953Srrs else 1402163953Srrs cnt += sizeof(struct sockaddr_in); 1403221249Stuexen break; 1404221249Stuexen#endif 1405221249Stuexen#ifdef INET6 1406221249Stuexen case AF_INET6: 1407163953Srrs cnt += sizeof(struct sockaddr_in6); 1408221249Stuexen break; 1409221249Stuexen#endif 1410221249Stuexen default: 1411221249Stuexen break; 1412221249Stuexen } 1413163953Srrs } 1414163953Srrs } 1415163953Srrs return (cnt); 1416163953Srrs} 1417163953Srrs 1418168124Srrsstatic int 1419168124Srrssctp_count_max_addresses(struct sctp_inpcb *inp) 1420168124Srrs{ 1421168124Srrs int cnt = 0; 1422166675Srrs 1423172218Srrs SCTP_IPI_ADDR_RLOCK(); 1424168124Srrs /* count addresses for the endpoint's default VRF */ 1425168124Srrs cnt = sctp_count_max_addresses_vrf(inp, inp->def_vrf_id); 1426172218Srrs SCTP_IPI_ADDR_RUNLOCK(); 1427168124Srrs return (cnt); 1428168124Srrs} 1429168124Srrs 1430163953Srrsstatic int 1431166675Srrssctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, 1432166675Srrs size_t optsize, void *p, int delay) 1433163953Srrs{ 1434163953Srrs int error = 0; 1435163953Srrs int creat_lock_on = 0; 1436163953Srrs struct sctp_tcb *stcb = NULL; 1437163953Srrs struct sockaddr *sa; 1438169352Srrs int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr; 1439167598Srrs uint32_t vrf_id; 1440170056Srrs int bad_addresses = 0; 1441167598Srrs sctp_assoc_t *a_id; 1442163953Srrs 1443169420Srrs SCTPDBG(SCTP_DEBUG_PCB1, "Connectx called\n"); 1444163953Srrs 1445163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 1446163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 1447163953Srrs /* We are already connected AND the TCP model */ 1448171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 1449163953Srrs return (EADDRINUSE); 1450163953Srrs } 1451181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) && 1452181054Srrs (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) { 1453171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1454163953Srrs return (EINVAL); 1455163953Srrs } 1456163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 1457163953Srrs SCTP_INP_RLOCK(inp); 1458163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 1459163953Srrs SCTP_INP_RUNLOCK(inp); 1460163953Srrs } 1461163953Srrs if (stcb) { 1462171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 1463163953Srrs return (EALREADY); 1464163953Srrs } 1465163953Srrs SCTP_INP_INCR_REF(inp); 1466163953Srrs SCTP_ASOC_CREATE_LOCK(inp); 1467163953Srrs creat_lock_on = 1; 1468163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) || 1469163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 1470171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT); 1471163953Srrs error = EFAULT; 1472163953Srrs goto out_now; 1473163953Srrs } 1474166675Srrs totaddrp = (int *)optval; 1475163953Srrs totaddr = *totaddrp; 1476163953Srrs sa = (struct sockaddr *)(totaddrp + 1); 1477170056Srrs stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (optsize - sizeof(int)), &bad_addresses); 1478170056Srrs if ((stcb != NULL) || bad_addresses) { 1479169352Srrs /* Already have or am bring up an association */ 1480169352Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 1481169352Srrs creat_lock_on = 0; 1482170931Srrs if (stcb) 1483170931Srrs SCTP_TCB_UNLOCK(stcb); 1484171943Srrs if (bad_addresses == 0) { 1485171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 1486170056Srrs error = EALREADY; 1487171943Srrs } 1488169352Srrs goto out_now; 1489163953Srrs } 1490163953Srrs#ifdef INET6 1491163953Srrs if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) && 1492163953Srrs (num_v6 > 0)) { 1493163953Srrs error = EINVAL; 1494163953Srrs goto out_now; 1495163953Srrs } 1496163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) && 1497163953Srrs (num_v4 > 0)) { 1498163953Srrs struct in6pcb *inp6; 1499163953Srrs 1500163953Srrs inp6 = (struct in6pcb *)inp; 1501166023Srrs if (SCTP_IPV6_V6ONLY(inp6)) { 1502163953Srrs /* 1503163953Srrs * if IPV6_V6ONLY flag, ignore connections destined 1504163953Srrs * to a v4 addr or v4-mapped addr 1505163953Srrs */ 1506171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1507163953Srrs error = EINVAL; 1508163953Srrs goto out_now; 1509163953Srrs } 1510163953Srrs } 1511163953Srrs#endif /* INET6 */ 1512163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 1513163953Srrs SCTP_PCB_FLAGS_UNBOUND) { 1514163953Srrs /* Bind a ephemeral port */ 1515171572Srrs error = sctp_inpcb_bind(so, NULL, NULL, p); 1516163953Srrs if (error) { 1517163953Srrs goto out_now; 1518163953Srrs } 1519163953Srrs } 1520167695Srrs /* FIX ME: do we want to pass in a vrf on the connect call? */ 1521167695Srrs vrf_id = inp->def_vrf_id; 1522167695Srrs 1523181054Srrs 1524163953Srrs /* We are GOOD to go */ 1525206137Stuexen stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id, 1526171531Srrs (struct thread *)p 1527171531Srrs ); 1528163953Srrs if (stcb == NULL) { 1529163953Srrs /* Gak! no memory */ 1530163953Srrs goto out_now; 1531163953Srrs } 1532225559Stuexen if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 1533225559Stuexen stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 1534225559Stuexen /* Set the connected flag so we can queue data */ 1535225559Stuexen soisconnecting(so); 1536225559Stuexen } 1537171943Srrs SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT); 1538163953Srrs /* move to second address */ 1539221249Stuexen switch (sa->sa_family) { 1540221249Stuexen#ifdef INET 1541221249Stuexen case AF_INET: 1542163953Srrs sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in)); 1543221249Stuexen break; 1544221249Stuexen#endif 1545221249Stuexen#ifdef INET6 1546221249Stuexen case AF_INET6: 1547163953Srrs sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in6)); 1548221249Stuexen break; 1549221249Stuexen#endif 1550221249Stuexen default: 1551221249Stuexen break; 1552221249Stuexen } 1553163953Srrs 1554170056Srrs error = 0; 1555223132Stuexen sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error); 1556167598Srrs /* Fill in the return id */ 1557170056Srrs if (error) { 1558207924Srrs (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6); 1559170056Srrs goto out_now; 1560170056Srrs } 1561167598Srrs a_id = (sctp_assoc_t *) optval; 1562167598Srrs *a_id = sctp_get_associd(stcb); 1563163953Srrs 1564163953Srrs /* initialize authentication parameters for the assoc */ 1565163953Srrs sctp_initialize_auth_params(inp, stcb); 1566163953Srrs 1567163953Srrs if (delay) { 1568163953Srrs /* doing delayed connection */ 1569163953Srrs stcb->asoc.delayed_connection = 1; 1570163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination); 1571163953Srrs } else { 1572169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 1573172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 1574163953Srrs } 1575163953Srrs SCTP_TCB_UNLOCK(stcb); 1576163953Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 1577163953Srrs stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 1578163953Srrs /* Set the connected flag so we can queue data */ 1579163953Srrs soisconnecting(so); 1580163953Srrs } 1581163953Srrsout_now: 1582169655Srrs if (creat_lock_on) { 1583163953Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 1584169655Srrs } 1585163953Srrs SCTP_INP_DECR_REF(inp); 1586231039Stuexen return (error); 1587163953Srrs} 1588163953Srrs 1589169420Srrs#define SCTP_FIND_STCB(inp, stcb, assoc_id) { \ 1590169655Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||\ 1591169655Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { \ 1592166675Srrs SCTP_INP_RLOCK(inp); \ 1593166675Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); \ 1594169655Srrs if (stcb) { \ 1595166675Srrs SCTP_TCB_LOCK(stcb); \ 1596169655Srrs } \ 1597166675Srrs SCTP_INP_RUNLOCK(inp); \ 1598223132Stuexen } else if (assoc_id > SCTP_ALL_ASSOC) { \ 1599166675Srrs stcb = sctp_findassociation_ep_asocid(inp, assoc_id, 1); \ 1600166675Srrs if (stcb == NULL) { \ 1601171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); \ 1602166675Srrs error = ENOENT; \ 1603166675Srrs break; \ 1604166675Srrs } \ 1605166675Srrs } else { \ 1606166675Srrs stcb = NULL; \ 1607169420Srrs } \ 1608169420Srrs } 1609163953Srrs 1610169420Srrs 1611234798Stuexen#define SCTP_CHECK_AND_CAST(destp, srcp, type, size) {\ 1612166675Srrs if (size < sizeof(type)) { \ 1613171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); \ 1614166675Srrs error = EINVAL; \ 1615166675Srrs break; \ 1616166675Srrs } else { \ 1617166675Srrs destp = (type *)srcp; \ 1618169420Srrs } \ 1619169420Srrs } 1620163953Srrs 1621163953Srrsstatic int 1622166675Srrssctp_getopt(struct socket *so, int optname, void *optval, size_t *optsize, 1623166675Srrs void *p) 1624163953Srrs{ 1625171943Srrs struct sctp_inpcb *inp = NULL; 1626166675Srrs int error, val = 0; 1627163953Srrs struct sctp_tcb *stcb = NULL; 1628163953Srrs 1629166675Srrs if (optval == NULL) { 1630171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1631166675Srrs return (EINVAL); 1632166675Srrs } 1633163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 1634233243Stuexen if (inp == NULL) { 1635171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1636163953Srrs return EINVAL; 1637171943Srrs } 1638163953Srrs error = 0; 1639163953Srrs 1640166675Srrs switch (optname) { 1641163953Srrs case SCTP_NODELAY: 1642163953Srrs case SCTP_AUTOCLOSE: 1643163953Srrs case SCTP_EXPLICIT_EOR: 1644163953Srrs case SCTP_AUTO_ASCONF: 1645163953Srrs case SCTP_DISABLE_FRAGMENTS: 1646163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 1647163953Srrs case SCTP_USE_EXT_RCVINFO: 1648163953Srrs SCTP_INP_RLOCK(inp); 1649166675Srrs switch (optname) { 1650163953Srrs case SCTP_DISABLE_FRAGMENTS: 1651166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NO_FRAGMENT); 1652163953Srrs break; 1653163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 1654166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4); 1655163953Srrs break; 1656163953Srrs case SCTP_AUTO_ASCONF: 1657171943Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1658171943Srrs /* only valid for bound all sockets */ 1659171943Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTO_ASCONF); 1660171943Srrs } else { 1661171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1662171943Srrs error = EINVAL; 1663171943Srrs goto flags_out; 1664171943Srrs } 1665163953Srrs break; 1666163953Srrs case SCTP_EXPLICIT_EOR: 1667166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXPLICIT_EOR); 1668163953Srrs break; 1669163953Srrs case SCTP_NODELAY: 1670166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NODELAY); 1671163953Srrs break; 1672163953Srrs case SCTP_USE_EXT_RCVINFO: 1673166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXT_RCVINFO); 1674163953Srrs break; 1675163953Srrs case SCTP_AUTOCLOSE: 1676163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTOCLOSE)) 1677166675Srrs val = TICKS_TO_SEC(inp->sctp_ep.auto_close_time); 1678163953Srrs else 1679166675Srrs val = 0; 1680163953Srrs break; 1681163953Srrs 1682163953Srrs default: 1683171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 1684163953Srrs error = ENOPROTOOPT; 1685163953Srrs } /* end switch (sopt->sopt_name) */ 1686166675Srrs if (*optsize < sizeof(val)) { 1687171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1688163953Srrs error = EINVAL; 1689163953Srrs } 1690171943Srrsflags_out: 1691163953Srrs SCTP_INP_RUNLOCK(inp); 1692163953Srrs if (error == 0) { 1693163953Srrs /* return the option value */ 1694166675Srrs *(int *)optval = val; 1695166675Srrs *optsize = sizeof(val); 1696163953Srrs } 1697163953Srrs break; 1698170091Srrs case SCTP_GET_PACKET_LOG: 1699170091Srrs { 1700170091Srrs#ifdef SCTP_PACKET_LOGGING 1701170091Srrs uint8_t *target; 1702170091Srrs int ret; 1703167598Srrs 1704170091Srrs SCTP_CHECK_AND_CAST(target, optval, uint8_t, *optsize); 1705170091Srrs ret = sctp_copy_out_packet_log(target, (int)*optsize); 1706170091Srrs *optsize = ret; 1707170091Srrs#else 1708171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 1709170091Srrs error = EOPNOTSUPP; 1710170091Srrs#endif 1711170091Srrs break; 1712170091Srrs } 1713181054Srrs case SCTP_REUSE_PORT: 1714181054Srrs { 1715181054Srrs uint32_t *value; 1716181054Srrs 1717181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) { 1718181054Srrs /* Can't do this for a 1-m socket */ 1719181054Srrs error = EINVAL; 1720181054Srrs break; 1721181054Srrs } 1722181054Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1723181054Srrs *value = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE); 1724181054Srrs *optsize = sizeof(uint32_t); 1725223132Stuexen break; 1726181054Srrs } 1727163953Srrs case SCTP_PARTIAL_DELIVERY_POINT: 1728163953Srrs { 1729166675Srrs uint32_t *value; 1730166675Srrs 1731166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1732166675Srrs *value = inp->partial_delivery_point; 1733166675Srrs *optsize = sizeof(uint32_t); 1734223132Stuexen break; 1735163953Srrs } 1736163953Srrs case SCTP_FRAGMENT_INTERLEAVE: 1737163953Srrs { 1738166675Srrs uint32_t *value; 1739166675Srrs 1740166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1741168943Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) { 1742168943Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS)) { 1743168943Srrs *value = SCTP_FRAG_LEVEL_2; 1744168943Srrs } else { 1745168943Srrs *value = SCTP_FRAG_LEVEL_1; 1746168943Srrs } 1747168943Srrs } else { 1748168943Srrs *value = SCTP_FRAG_LEVEL_0; 1749168943Srrs } 1750166675Srrs *optsize = sizeof(uint32_t); 1751223132Stuexen break; 1752163953Srrs } 1753163953Srrs case SCTP_CMT_ON_OFF: 1754163953Srrs { 1755166675Srrs struct sctp_assoc_value *av; 1756166675Srrs 1757166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1758211944Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1759211944Stuexen if (stcb) { 1760211944Stuexen av->assoc_value = stcb->asoc.sctp_cmt_on_off; 1761211944Stuexen SCTP_TCB_UNLOCK(stcb); 1762166675Srrs } else { 1763224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1764224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1765224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1766223132Stuexen SCTP_INP_RLOCK(inp); 1767223132Stuexen av->assoc_value = inp->sctp_cmt_on_off; 1768223132Stuexen SCTP_INP_RUNLOCK(inp); 1769223132Stuexen } else { 1770223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1771223132Stuexen error = EINVAL; 1772223132Stuexen } 1773163953Srrs } 1774223132Stuexen if (error == 0) { 1775223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1776223132Stuexen } 1777223132Stuexen break; 1778163953Srrs } 1779171440Srrs case SCTP_PLUGGABLE_CC: 1780171440Srrs { 1781171440Srrs struct sctp_assoc_value *av; 1782171440Srrs 1783171440Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1784171440Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1785171440Srrs if (stcb) { 1786171440Srrs av->assoc_value = stcb->asoc.congestion_control_module; 1787171440Srrs SCTP_TCB_UNLOCK(stcb); 1788171440Srrs } else { 1789224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1790224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1791224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1792223132Stuexen SCTP_INP_RLOCK(inp); 1793223132Stuexen av->assoc_value = inp->sctp_ep.sctp_default_cc_module; 1794223132Stuexen SCTP_INP_RUNLOCK(inp); 1795223132Stuexen } else { 1796223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1797223132Stuexen error = EINVAL; 1798223132Stuexen } 1799171440Srrs } 1800223132Stuexen if (error == 0) { 1801223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1802223132Stuexen } 1803223132Stuexen break; 1804171440Srrs } 1805219057Srrs case SCTP_CC_OPTION: 1806219057Srrs { 1807219057Srrs struct sctp_cc_option *cc_opt; 1808219057Srrs 1809219057Srrs SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, *optsize); 1810219057Srrs SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id); 1811219057Srrs if (stcb == NULL) { 1812219057Srrs error = EINVAL; 1813219057Srrs } else { 1814219057Srrs if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) { 1815219057Srrs error = ENOTSUP; 1816219057Srrs } else { 1817223132Stuexen error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 0, cc_opt); 1818223132Stuexen *optsize = sizeof(struct sctp_cc_option); 1819219057Srrs } 1820219057Srrs SCTP_TCB_UNLOCK(stcb); 1821219057Srrs } 1822223132Stuexen break; 1823219057Srrs } 1824217760Stuexen case SCTP_PLUGGABLE_SS: 1825217760Stuexen { 1826217760Stuexen struct sctp_assoc_value *av; 1827217760Stuexen 1828217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1829217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1830217760Stuexen if (stcb) { 1831217760Stuexen av->assoc_value = stcb->asoc.stream_scheduling_module; 1832217760Stuexen SCTP_TCB_UNLOCK(stcb); 1833217760Stuexen } else { 1834224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1835224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1836224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1837223132Stuexen SCTP_INP_RLOCK(inp); 1838223132Stuexen av->assoc_value = inp->sctp_ep.sctp_default_ss_module; 1839223132Stuexen SCTP_INP_RUNLOCK(inp); 1840223132Stuexen } else { 1841223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1842223132Stuexen error = EINVAL; 1843223132Stuexen } 1844217760Stuexen } 1845223132Stuexen if (error == 0) { 1846223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1847223132Stuexen } 1848223132Stuexen break; 1849217760Stuexen } 1850217760Stuexen case SCTP_SS_VALUE: 1851217760Stuexen { 1852217760Stuexen struct sctp_stream_value *av; 1853217760Stuexen 1854217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, *optsize); 1855217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1856217760Stuexen if (stcb) { 1857277808Sdelphij if ((av->stream_id >= stcb->asoc.streamoutcnt) || 1858277808Sdelphij (stcb->asoc.ss_functions.sctp_ss_get_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id], 1859277808Sdelphij &av->stream_value) < 0)) { 1860217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1861217760Stuexen error = EINVAL; 1862217760Stuexen } else { 1863223132Stuexen *optsize = sizeof(struct sctp_stream_value); 1864217760Stuexen } 1865217760Stuexen SCTP_TCB_UNLOCK(stcb); 1866217760Stuexen } else { 1867217760Stuexen /* 1868217760Stuexen * Can't get stream value without 1869217760Stuexen * association 1870217760Stuexen */ 1871217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1872217760Stuexen error = EINVAL; 1873217760Stuexen } 1874223132Stuexen break; 1875217760Stuexen } 1876163953Srrs case SCTP_GET_ADDR_LEN: 1877163953Srrs { 1878163953Srrs struct sctp_assoc_value *av; 1879163953Srrs 1880166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1881163953Srrs error = EINVAL; 1882167598Srrs#ifdef INET 1883163953Srrs if (av->assoc_value == AF_INET) { 1884163953Srrs av->assoc_value = sizeof(struct sockaddr_in); 1885163953Srrs error = 0; 1886163953Srrs } 1887163953Srrs#endif 1888167598Srrs#ifdef INET6 1889163953Srrs if (av->assoc_value == AF_INET6) { 1890163953Srrs av->assoc_value = sizeof(struct sockaddr_in6); 1891163953Srrs error = 0; 1892163953Srrs } 1893163953Srrs#endif 1894172091Srrs if (error) { 1895171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1896223132Stuexen } else { 1897223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1898172091Srrs } 1899223132Stuexen break; 1900163953Srrs } 1901169655Srrs case SCTP_GET_ASSOC_NUMBER: 1902163953Srrs { 1903169655Srrs uint32_t *value, cnt; 1904163953Srrs 1905169655Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1906163953Srrs cnt = 0; 1907163953Srrs SCTP_INP_RLOCK(inp); 1908169655Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 1909169655Srrs cnt++; 1910163953Srrs } 1911169655Srrs SCTP_INP_RUNLOCK(inp); 1912169655Srrs *value = cnt; 1913169655Srrs *optsize = sizeof(uint32_t); 1914223132Stuexen break; 1915169655Srrs } 1916169655Srrs case SCTP_GET_ASSOC_ID_LIST: 1917169655Srrs { 1918169655Srrs struct sctp_assoc_ids *ids; 1919169655Srrs unsigned int at, limit; 1920169655Srrs 1921169655Srrs SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize); 1922163953Srrs at = 0; 1923185694Srrs limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t); 1924169655Srrs SCTP_INP_RLOCK(inp); 1925169655Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 1926169655Srrs if (at < limit) { 1927169655Srrs ids->gaids_assoc_id[at++] = sctp_get_associd(stcb); 1928169655Srrs } else { 1929169655Srrs error = EINVAL; 1930171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1931163953Srrs break; 1932163953Srrs } 1933163953Srrs } 1934163953Srrs SCTP_INP_RUNLOCK(inp); 1935223132Stuexen if (error == 0) { 1936223132Stuexen ids->gaids_number_of_ids = at; 1937223132Stuexen *optsize = ((at * sizeof(sctp_assoc_t)) + sizeof(uint32_t)); 1938223132Stuexen } 1939223132Stuexen break; 1940163953Srrs } 1941163953Srrs case SCTP_CONTEXT: 1942163953Srrs { 1943163953Srrs struct sctp_assoc_value *av; 1944163953Srrs 1945166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1946166675Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1947166675Srrs 1948166675Srrs if (stcb) { 1949166675Srrs av->assoc_value = stcb->asoc.context; 1950166675Srrs SCTP_TCB_UNLOCK(stcb); 1951163953Srrs } else { 1952224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1953224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1954224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1955223132Stuexen SCTP_INP_RLOCK(inp); 1956223132Stuexen av->assoc_value = inp->sctp_context; 1957223132Stuexen SCTP_INP_RUNLOCK(inp); 1958223132Stuexen } else { 1959223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1960223132Stuexen error = EINVAL; 1961223132Stuexen } 1962163953Srrs } 1963223132Stuexen if (error == 0) { 1964223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1965223132Stuexen } 1966223132Stuexen break; 1967163953Srrs } 1968167598Srrs case SCTP_VRF_ID: 1969167598Srrs { 1970170056Srrs uint32_t *default_vrfid; 1971167598Srrs 1972170056Srrs SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, *optsize); 1973170056Srrs *default_vrfid = inp->def_vrf_id; 1974223132Stuexen *optsize = sizeof(uint32_t); 1975167598Srrs break; 1976167598Srrs } 1977167598Srrs case SCTP_GET_ASOC_VRF: 1978167598Srrs { 1979167598Srrs struct sctp_assoc_value *id; 1980167598Srrs 1981167598Srrs SCTP_CHECK_AND_CAST(id, optval, struct sctp_assoc_value, *optsize); 1982167598Srrs SCTP_FIND_STCB(inp, stcb, id->assoc_id); 1983167598Srrs if (stcb == NULL) { 1984167598Srrs error = EINVAL; 1985171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1986223132Stuexen } else { 1987223132Stuexen id->assoc_value = stcb->asoc.vrf_id; 1988223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1989167598Srrs } 1990167598Srrs break; 1991167598Srrs } 1992167598Srrs case SCTP_GET_VRF_IDS: 1993167598Srrs { 1994171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 1995167598Srrs error = EOPNOTSUPP; 1996167598Srrs break; 1997167598Srrs } 1998163953Srrs case SCTP_GET_NONCE_VALUES: 1999163953Srrs { 2000163953Srrs struct sctp_get_nonce_values *gnv; 2001163953Srrs 2002166675Srrs SCTP_CHECK_AND_CAST(gnv, optval, struct sctp_get_nonce_values, *optsize); 2003166675Srrs SCTP_FIND_STCB(inp, stcb, gnv->gn_assoc_id); 2004166675Srrs 2005166675Srrs if (stcb) { 2006163953Srrs gnv->gn_peers_tag = stcb->asoc.peer_vtag; 2007163953Srrs gnv->gn_local_tag = stcb->asoc.my_vtag; 2008163953Srrs SCTP_TCB_UNLOCK(stcb); 2009223132Stuexen *optsize = sizeof(struct sctp_get_nonce_values); 2010166675Srrs } else { 2011171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2012166675Srrs error = ENOTCONN; 2013163953Srrs } 2014223132Stuexen break; 2015163953Srrs } 2016170056Srrs case SCTP_DELAYED_SACK: 2017163953Srrs { 2018170056Srrs struct sctp_sack_info *sack; 2019163953Srrs 2020170056Srrs SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, *optsize); 2021170056Srrs SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id); 2022166675Srrs if (stcb) { 2023170056Srrs sack->sack_delay = stcb->asoc.delayed_ack; 2024170056Srrs sack->sack_freq = stcb->asoc.sack_freq; 2025166675Srrs SCTP_TCB_UNLOCK(stcb); 2026166675Srrs } else { 2027224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2028224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2029224918Stuexen (sack->sack_assoc_id == SCTP_FUTURE_ASSOC)) { 2030223132Stuexen SCTP_INP_RLOCK(inp); 2031223132Stuexen sack->sack_delay = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV]); 2032223132Stuexen sack->sack_freq = inp->sctp_ep.sctp_sack_freq; 2033223132Stuexen SCTP_INP_RUNLOCK(inp); 2034223132Stuexen } else { 2035223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2036223132Stuexen error = EINVAL; 2037223132Stuexen } 2038163953Srrs } 2039223132Stuexen if (error == 0) { 2040223132Stuexen *optsize = sizeof(struct sctp_sack_info); 2041223132Stuexen } 2042223132Stuexen break; 2043163953Srrs } 2044163953Srrs case SCTP_GET_SNDBUF_USE: 2045166675Srrs { 2046163953Srrs struct sctp_sockstat *ss; 2047163953Srrs 2048166675Srrs SCTP_CHECK_AND_CAST(ss, optval, struct sctp_sockstat, *optsize); 2049166675Srrs SCTP_FIND_STCB(inp, stcb, ss->ss_assoc_id); 2050166675Srrs 2051166675Srrs if (stcb) { 2052166675Srrs ss->ss_total_sndbuf = stcb->asoc.total_output_queue_size; 2053166675Srrs ss->ss_total_recv_buf = (stcb->asoc.size_on_reasm_queue + 2054166675Srrs stcb->asoc.size_on_all_streams); 2055166675Srrs SCTP_TCB_UNLOCK(stcb); 2056223132Stuexen *optsize = sizeof(struct sctp_sockstat); 2057166675Srrs } else { 2058171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2059163953Srrs error = ENOTCONN; 2060163953Srrs } 2061223132Stuexen break; 2062163953Srrs } 2063170056Srrs case SCTP_MAX_BURST: 2064163953Srrs { 2065217895Stuexen struct sctp_assoc_value *av; 2066163953Srrs 2067217895Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 2068217895Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 2069166675Srrs 2070217895Stuexen if (stcb) { 2071217895Stuexen av->assoc_value = stcb->asoc.max_burst; 2072217895Stuexen SCTP_TCB_UNLOCK(stcb); 2073217894Stuexen } else { 2074224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2075224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2076224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 2077223132Stuexen SCTP_INP_RLOCK(inp); 2078223132Stuexen av->assoc_value = inp->sctp_ep.max_burst; 2079223132Stuexen SCTP_INP_RUNLOCK(inp); 2080223132Stuexen } else { 2081223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2082223132Stuexen error = EINVAL; 2083223132Stuexen } 2084217894Stuexen } 2085223132Stuexen if (error == 0) { 2086223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 2087223132Stuexen } 2088223132Stuexen break; 2089163953Srrs } 2090163953Srrs case SCTP_MAXSEG: 2091163953Srrs { 2092167598Srrs struct sctp_assoc_value *av; 2093163953Srrs int ovh; 2094163953Srrs 2095167598Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 2096170056Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 2097163953Srrs 2098167598Srrs if (stcb) { 2099167598Srrs av->assoc_value = sctp_get_frag_point(stcb, &stcb->asoc); 2100167598Srrs SCTP_TCB_UNLOCK(stcb); 2101163953Srrs } else { 2102224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2103224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2104224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 2105223132Stuexen SCTP_INP_RLOCK(inp); 2106223132Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 2107223132Stuexen ovh = SCTP_MED_OVERHEAD; 2108223132Stuexen } else { 2109223132Stuexen ovh = SCTP_MED_V4_OVERHEAD; 2110223132Stuexen } 2111223132Stuexen if (inp->sctp_frag_point >= SCTP_DEFAULT_MAXSEGMENT) 2112223132Stuexen av->assoc_value = 0; 2113223132Stuexen else 2114223132Stuexen av->assoc_value = inp->sctp_frag_point - ovh; 2115223132Stuexen SCTP_INP_RUNLOCK(inp); 2116167598Srrs } else { 2117223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2118223132Stuexen error = EINVAL; 2119167598Srrs } 2120163953Srrs } 2121223132Stuexen if (error == 0) { 2122223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 2123223132Stuexen } 2124223132Stuexen break; 2125163953Srrs } 2126163953Srrs case SCTP_GET_STAT_LOG: 2127167598Srrs error = sctp_fill_stat_log(optval, optsize); 2128163953Srrs break; 2129163953Srrs case SCTP_EVENTS: 2130163953Srrs { 2131163953Srrs struct sctp_event_subscribe *events; 2132163953Srrs 2133166675Srrs SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, *optsize); 2134223132Stuexen memset(events, 0, sizeof(struct sctp_event_subscribe)); 2135163953Srrs SCTP_INP_RLOCK(inp); 2136163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT)) 2137163953Srrs events->sctp_data_io_event = 1; 2138163953Srrs 2139163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT)) 2140163953Srrs events->sctp_association_event = 1; 2141163953Srrs 2142163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT)) 2143163953Srrs events->sctp_address_event = 1; 2144163953Srrs 2145163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT)) 2146163953Srrs events->sctp_send_failure_event = 1; 2147163953Srrs 2148163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR)) 2149163953Srrs events->sctp_peer_error_event = 1; 2150163953Srrs 2151163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT)) 2152163953Srrs events->sctp_shutdown_event = 1; 2153163953Srrs 2154163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT)) 2155163953Srrs events->sctp_partial_delivery_event = 1; 2156163953Srrs 2157163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT)) 2158163953Srrs events->sctp_adaptation_layer_event = 1; 2159163953Srrs 2160163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT)) 2161163953Srrs events->sctp_authentication_event = 1; 2162163953Srrs 2163185694Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT)) 2164185694Srrs events->sctp_sender_dry_event = 1; 2165185694Srrs 2166163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT)) 2167202520Srrs events->sctp_stream_reset_event = 1; 2168163953Srrs SCTP_INP_RUNLOCK(inp); 2169166675Srrs *optsize = sizeof(struct sctp_event_subscribe); 2170223132Stuexen break; 2171163953Srrs } 2172163953Srrs case SCTP_ADAPTATION_LAYER: 2173166675Srrs { 2174166675Srrs uint32_t *value; 2175166675Srrs 2176166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2177166675Srrs 2178166675Srrs SCTP_INP_RLOCK(inp); 2179166675Srrs *value = inp->sctp_ep.adaptation_layer_indicator; 2180166675Srrs SCTP_INP_RUNLOCK(inp); 2181166675Srrs *optsize = sizeof(uint32_t); 2182223132Stuexen break; 2183163953Srrs } 2184163953Srrs case SCTP_SET_INITIAL_DBG_SEQ: 2185166675Srrs { 2186166675Srrs uint32_t *value; 2187166675Srrs 2188166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2189166675Srrs SCTP_INP_RLOCK(inp); 2190166675Srrs *value = inp->sctp_ep.initial_sequence_debug; 2191166675Srrs SCTP_INP_RUNLOCK(inp); 2192166675Srrs *optsize = sizeof(uint32_t); 2193223132Stuexen break; 2194163953Srrs } 2195163953Srrs case SCTP_GET_LOCAL_ADDR_SIZE: 2196166675Srrs { 2197166675Srrs uint32_t *value; 2198166675Srrs 2199166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2200166675Srrs SCTP_INP_RLOCK(inp); 2201168124Srrs *value = sctp_count_max_addresses(inp); 2202166675Srrs SCTP_INP_RUNLOCK(inp); 2203166675Srrs *optsize = sizeof(uint32_t); 2204223132Stuexen break; 2205163953Srrs } 2206163953Srrs case SCTP_GET_REMOTE_ADDR_SIZE: 2207163953Srrs { 2208166675Srrs uint32_t *value; 2209166675Srrs size_t size; 2210163953Srrs struct sctp_nets *net; 2211163953Srrs 2212166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2213166675Srrs /* FIXME MT: change to sctp_assoc_value? */ 2214166675Srrs SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value); 2215166675Srrs 2216166675Srrs if (stcb) { 2217166675Srrs size = 0; 2218166675Srrs /* Count the sizes */ 2219166675Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 2220221249Stuexen if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 2221166675Srrs size += sizeof(struct sockaddr_in6); 2222166675Srrs } else { 2223221249Stuexen switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { 2224221249Stuexen#ifdef INET 2225221249Stuexen case AF_INET: 2226221249Stuexen size += sizeof(struct sockaddr_in); 2227221249Stuexen break; 2228221249Stuexen#endif 2229221249Stuexen#ifdef INET6 2230221249Stuexen case AF_INET6: 2231221249Stuexen size += sizeof(struct sockaddr_in6); 2232221249Stuexen break; 2233221249Stuexen#endif 2234221249Stuexen default: 2235221249Stuexen break; 2236221249Stuexen } 2237166675Srrs } 2238163953Srrs } 2239166675Srrs SCTP_TCB_UNLOCK(stcb); 2240166675Srrs *value = (uint32_t) size; 2241223132Stuexen *optsize = sizeof(uint32_t); 2242166675Srrs } else { 2243171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2244166675Srrs error = ENOTCONN; 2245163953Srrs } 2246223132Stuexen break; 2247163953Srrs } 2248163953Srrs case SCTP_GET_PEER_ADDRESSES: 2249163953Srrs /* 2250163953Srrs * Get the address information, an array is passed in to 2251163953Srrs * fill up we pack it. 2252163953Srrs */ 2253163953Srrs { 2254166675Srrs size_t cpsz, left; 2255163953Srrs struct sockaddr_storage *sas; 2256163953Srrs struct sctp_nets *net; 2257163953Srrs struct sctp_getaddresses *saddr; 2258163953Srrs 2259166675Srrs SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize); 2260166675Srrs SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id); 2261163953Srrs 2262166675Srrs if (stcb) { 2263166675Srrs left = (*optsize) - sizeof(struct sctp_getaddresses); 2264166675Srrs *optsize = sizeof(struct sctp_getaddresses); 2265166675Srrs sas = (struct sockaddr_storage *)&saddr->addr[0]; 2266166675Srrs 2267166675Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 2268221249Stuexen if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 2269166675Srrs cpsz = sizeof(struct sockaddr_in6); 2270166675Srrs } else { 2271221249Stuexen switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { 2272221249Stuexen#ifdef INET 2273221249Stuexen case AF_INET: 2274221249Stuexen cpsz = sizeof(struct sockaddr_in); 2275221249Stuexen break; 2276221249Stuexen#endif 2277221249Stuexen#ifdef INET6 2278221249Stuexen case AF_INET6: 2279221249Stuexen cpsz = sizeof(struct sockaddr_in6); 2280221249Stuexen break; 2281221249Stuexen#endif 2282221249Stuexen default: 2283221249Stuexen cpsz = 0; 2284221249Stuexen break; 2285221249Stuexen } 2286221249Stuexen } 2287221249Stuexen if (cpsz == 0) { 2288166675Srrs break; 2289166675Srrs } 2290166675Srrs if (left < cpsz) { 2291166675Srrs /* not enough room. */ 2292166675Srrs break; 2293166675Srrs } 2294221249Stuexen#if defined(INET) && defined(INET6) 2295178251Srrs if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) && 2296166675Srrs (((struct sockaddr *)&net->ro._l_addr)->sa_family == AF_INET)) { 2297166675Srrs /* Must map the address */ 2298166675Srrs in6_sin_2_v4mapsin6((struct sockaddr_in *)&net->ro._l_addr, 2299166675Srrs (struct sockaddr_in6 *)sas); 2300166675Srrs } else { 2301178251Srrs#endif 2302166675Srrs memcpy(sas, &net->ro._l_addr, cpsz); 2303221249Stuexen#if defined(INET) && defined(INET6) 2304166675Srrs } 2305178251Srrs#endif 2306166675Srrs ((struct sockaddr_in *)sas)->sin_port = stcb->rport; 2307166675Srrs 2308166675Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + cpsz); 2309166675Srrs left -= cpsz; 2310166675Srrs *optsize += cpsz; 2311163953Srrs } 2312166675Srrs SCTP_TCB_UNLOCK(stcb); 2313166675Srrs } else { 2314171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2315166675Srrs error = ENOENT; 2316163953Srrs } 2317223132Stuexen break; 2318163953Srrs } 2319163953Srrs case SCTP_GET_LOCAL_ADDRESSES: 2320163953Srrs { 2321166675Srrs size_t limit, actual; 2322163953Srrs struct sockaddr_storage *sas; 2323163953Srrs struct sctp_getaddresses *saddr; 2324163953Srrs 2325166675Srrs SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize); 2326166675Srrs SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id); 2327163953Srrs 2328163953Srrs sas = (struct sockaddr_storage *)&saddr->addr[0]; 2329166675Srrs limit = *optsize - sizeof(sctp_assoc_t); 2330168124Srrs actual = sctp_fill_up_addresses(inp, stcb, limit, sas); 2331169655Srrs if (stcb) { 2332163953Srrs SCTP_TCB_UNLOCK(stcb); 2333169655Srrs } 2334166675Srrs *optsize = sizeof(struct sockaddr_storage) + actual; 2335223132Stuexen break; 2336163953Srrs } 2337163953Srrs case SCTP_PEER_ADDR_PARAMS: 2338163953Srrs { 2339163953Srrs struct sctp_paddrparams *paddrp; 2340163953Srrs struct sctp_nets *net; 2341163953Srrs 2342166675Srrs SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize); 2343166675Srrs SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); 2344163953Srrs 2345163953Srrs net = NULL; 2346166675Srrs if (stcb) { 2347166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); 2348166675Srrs } else { 2349166675Srrs /* 2350166675Srrs * We increment here since 2351166675Srrs * sctp_findassociation_ep_addr() wil do a 2352166675Srrs * decrement if it finds the stcb as long as 2353166675Srrs * the locked tcb (last argument) is NOT a 2354166675Srrs * TCB.. aka NULL. 2355166675Srrs */ 2356166675Srrs SCTP_INP_INCR_REF(inp); 2357166675Srrs stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddrp->spp_address, &net, NULL, NULL); 2358163953Srrs if (stcb == NULL) { 2359166675Srrs SCTP_INP_DECR_REF(inp); 2360163953Srrs } 2361163953Srrs } 2362171943Srrs if (stcb && (net == NULL)) { 2363171943Srrs struct sockaddr *sa; 2364163953Srrs 2365171943Srrs sa = (struct sockaddr *)&paddrp->spp_address; 2366221249Stuexen#ifdef INET 2367171943Srrs if (sa->sa_family == AF_INET) { 2368171943Srrs struct sockaddr_in *sin; 2369171943Srrs 2370171943Srrs sin = (struct sockaddr_in *)sa; 2371171943Srrs if (sin->sin_addr.s_addr) { 2372171943Srrs error = EINVAL; 2373171943Srrs SCTP_TCB_UNLOCK(stcb); 2374171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2375171943Srrs break; 2376171943Srrs } 2377221249Stuexen } else 2378221249Stuexen#endif 2379221249Stuexen#ifdef INET6 2380221249Stuexen if (sa->sa_family == AF_INET6) { 2381171943Srrs struct sockaddr_in6 *sin6; 2382171943Srrs 2383171943Srrs sin6 = (struct sockaddr_in6 *)sa; 2384171943Srrs if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 2385171943Srrs error = EINVAL; 2386171943Srrs SCTP_TCB_UNLOCK(stcb); 2387171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2388171943Srrs break; 2389171943Srrs } 2390221249Stuexen } else 2391221249Stuexen#endif 2392221249Stuexen { 2393171943Srrs error = EAFNOSUPPORT; 2394171943Srrs SCTP_TCB_UNLOCK(stcb); 2395171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2396171943Srrs break; 2397171943Srrs } 2398171943Srrs } 2399163953Srrs if (stcb) { 2400224641Stuexen /* Applies to the specific association */ 2401163953Srrs paddrp->spp_flags = 0; 2402163953Srrs if (net) { 2403170056Srrs int ovh; 2404170056Srrs 2405170056Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 2406170056Srrs ovh = SCTP_MED_OVERHEAD; 2407170056Srrs } else { 2408170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 2409170056Srrs } 2410170056Srrs 2411224641Stuexen paddrp->spp_hbinterval = net->heart_beat_delay; 2412163953Srrs paddrp->spp_pathmaxrxt = net->failure_threshold; 2413170056Srrs paddrp->spp_pathmtu = net->mtu - ovh; 2414163953Srrs /* get flags for HB */ 2415225635Stuexen if (net->dest_state & SCTP_ADDR_NOHB) { 2416163953Srrs paddrp->spp_flags |= SPP_HB_DISABLE; 2417225635Stuexen } else { 2418163953Srrs paddrp->spp_flags |= SPP_HB_ENABLE; 2419225635Stuexen } 2420163953Srrs /* get flags for PMTU */ 2421225635Stuexen if (net->dest_state & SCTP_ADDR_NO_PMTUD) { 2422163953Srrs paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2423163953Srrs } else { 2424163953Srrs paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2425163953Srrs } 2426225549Stuexen if (net->dscp & 0x01) { 2427226304Stuexen paddrp->spp_dscp = net->dscp & 0xfc; 2428224870Stuexen paddrp->spp_flags |= SPP_DSCP; 2429163953Srrs } 2430167598Srrs#ifdef INET6 2431225549Stuexen if ((net->ro._l_addr.sa.sa_family == AF_INET6) && 2432225549Stuexen (net->flowlabel & 0x80000000)) { 2433225549Stuexen paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff; 2434163953Srrs paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2435163953Srrs } 2436163953Srrs#endif 2437163953Srrs } else { 2438163953Srrs /* 2439163953Srrs * No destination so return default 2440163953Srrs * value 2441163953Srrs */ 2442163953Srrs paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure; 2443163953Srrs paddrp->spp_pathmtu = sctp_get_frag_point(stcb, &stcb->asoc); 2444225549Stuexen if (stcb->asoc.default_dscp & 0x01) { 2445226304Stuexen paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc; 2446225549Stuexen paddrp->spp_flags |= SPP_DSCP; 2447225549Stuexen } 2448167598Srrs#ifdef INET6 2449225549Stuexen if (stcb->asoc.default_flowlabel & 0x80000000) { 2450225549Stuexen paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff; 2451225549Stuexen paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2452225549Stuexen } 2453163953Srrs#endif 2454163953Srrs /* default settings should be these */ 2455225635Stuexen if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) { 2456224641Stuexen paddrp->spp_flags |= SPP_HB_DISABLE; 2457224641Stuexen } else { 2458163953Srrs paddrp->spp_flags |= SPP_HB_ENABLE; 2459163953Srrs } 2460225635Stuexen if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) { 2461225635Stuexen paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2462225635Stuexen } else { 2463170056Srrs paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2464170056Srrs } 2465225635Stuexen paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay; 2466163953Srrs } 2467163953Srrs paddrp->spp_assoc_id = sctp_get_associd(stcb); 2468163953Srrs SCTP_TCB_UNLOCK(stcb); 2469163953Srrs } else { 2470224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2471224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2472224918Stuexen (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) { 2473223132Stuexen /* Use endpoint defaults */ 2474223132Stuexen SCTP_INP_RLOCK(inp); 2475223132Stuexen paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure; 2476223132Stuexen paddrp->spp_hbinterval = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]); 2477223132Stuexen paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC; 2478223132Stuexen /* get inp's default */ 2479225549Stuexen if (inp->sctp_ep.default_dscp & 0x01) { 2480226304Stuexen paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc; 2481225549Stuexen paddrp->spp_flags |= SPP_DSCP; 2482225549Stuexen } 2483167598Srrs#ifdef INET6 2484225549Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) && 2485225549Stuexen (inp->sctp_ep.default_flowlabel & 0x80000000)) { 2486225549Stuexen paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff; 2487223132Stuexen paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2488223132Stuexen } 2489163953Srrs#endif 2490223132Stuexen /* can't return this */ 2491223132Stuexen paddrp->spp_pathmtu = 0; 2492170056Srrs 2493223132Stuexen if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) { 2494223132Stuexen paddrp->spp_flags |= SPP_HB_ENABLE; 2495223132Stuexen } else { 2496223132Stuexen paddrp->spp_flags |= SPP_HB_DISABLE; 2497223132Stuexen } 2498225635Stuexen if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) { 2499225635Stuexen paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2500225635Stuexen } else { 2501225635Stuexen paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2502225635Stuexen } 2503223132Stuexen SCTP_INP_RUNLOCK(inp); 2504170056Srrs } else { 2505223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2506223132Stuexen error = EINVAL; 2507170056Srrs } 2508163953Srrs } 2509223132Stuexen if (error == 0) { 2510223132Stuexen *optsize = sizeof(struct sctp_paddrparams); 2511223132Stuexen } 2512223132Stuexen break; 2513163953Srrs } 2514163953Srrs case SCTP_GET_PEER_ADDR_INFO: 2515163953Srrs { 2516163953Srrs struct sctp_paddrinfo *paddri; 2517163953Srrs struct sctp_nets *net; 2518163953Srrs 2519166675Srrs SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize); 2520166675Srrs SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id); 2521166675Srrs 2522163953Srrs net = NULL; 2523166675Srrs if (stcb) { 2524166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddri->spinfo_address); 2525166675Srrs } else { 2526166675Srrs /* 2527166675Srrs * We increment here since 2528166675Srrs * sctp_findassociation_ep_addr() wil do a 2529166675Srrs * decrement if it finds the stcb as long as 2530166675Srrs * the locked tcb (last argument) is NOT a 2531166675Srrs * TCB.. aka NULL. 2532166675Srrs */ 2533166675Srrs SCTP_INP_INCR_REF(inp); 2534166675Srrs stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddri->spinfo_address, &net, NULL, NULL); 2535166675Srrs if (stcb == NULL) { 2536166675Srrs SCTP_INP_DECR_REF(inp); 2537163953Srrs } 2538166675Srrs } 2539163953Srrs 2540166675Srrs if ((stcb) && (net)) { 2541217635Srrs if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { 2542217638Stuexen /* It's unconfirmed */ 2543217635Srrs paddri->spinfo_state = SCTP_UNCONFIRMED; 2544217635Srrs } else if (net->dest_state & SCTP_ADDR_REACHABLE) { 2545217638Stuexen /* It's active */ 2546217635Srrs paddri->spinfo_state = SCTP_ACTIVE; 2547217635Srrs } else { 2548217638Stuexen /* It's inactive */ 2549217635Srrs paddri->spinfo_state = SCTP_INACTIVE; 2550217635Srrs } 2551166675Srrs paddri->spinfo_cwnd = net->cwnd; 2552219014Stuexen paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT; 2553166675Srrs paddri->spinfo_rto = net->RTO; 2554166675Srrs paddri->spinfo_assoc_id = sctp_get_associd(stcb); 2555222029Stuexen paddri->spinfo_mtu = net->mtu; 2556166675Srrs SCTP_TCB_UNLOCK(stcb); 2557223132Stuexen *optsize = sizeof(struct sctp_paddrinfo); 2558163953Srrs } else { 2559163953Srrs if (stcb) { 2560163953Srrs SCTP_TCB_UNLOCK(stcb); 2561163953Srrs } 2562171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2563163953Srrs error = ENOENT; 2564163953Srrs } 2565223132Stuexen break; 2566163953Srrs } 2567163953Srrs case SCTP_PCB_STATUS: 2568163953Srrs { 2569163953Srrs struct sctp_pcbinfo *spcb; 2570163953Srrs 2571166675Srrs SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize); 2572163953Srrs sctp_fill_pcbinfo(spcb); 2573166675Srrs *optsize = sizeof(struct sctp_pcbinfo); 2574223132Stuexen break; 2575163953Srrs } 2576163953Srrs case SCTP_STATUS: 2577163953Srrs { 2578163953Srrs struct sctp_nets *net; 2579163953Srrs struct sctp_status *sstat; 2580163953Srrs 2581166675Srrs SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize); 2582166675Srrs SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id); 2583163953Srrs 2584163953Srrs if (stcb == NULL) { 2585223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2586163953Srrs error = EINVAL; 2587163953Srrs break; 2588163953Srrs } 2589163953Srrs /* 2590163953Srrs * I think passing the state is fine since 2591163953Srrs * sctp_constants.h will be available to the user 2592163953Srrs * land. 2593163953Srrs */ 2594163953Srrs sstat->sstat_state = stcb->asoc.state; 2595173179Srrs sstat->sstat_assoc_id = sctp_get_associd(stcb); 2596163953Srrs sstat->sstat_rwnd = stcb->asoc.peers_rwnd; 2597163953Srrs sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt; 2598163953Srrs /* 2599163953Srrs * We can't include chunks that have been passed to 2600163953Srrs * the socket layer. Only things in queue. 2601163953Srrs */ 2602163953Srrs sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue + 2603163953Srrs stcb->asoc.cnt_on_all_streams); 2604163953Srrs 2605163953Srrs 2606163953Srrs sstat->sstat_instrms = stcb->asoc.streamincnt; 2607163953Srrs sstat->sstat_outstrms = stcb->asoc.streamoutcnt; 2608163953Srrs sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc); 2609163953Srrs memcpy(&sstat->sstat_primary.spinfo_address, 2610163953Srrs &stcb->asoc.primary_destination->ro._l_addr, 2611163953Srrs ((struct sockaddr *)(&stcb->asoc.primary_destination->ro._l_addr))->sa_len); 2612163953Srrs net = stcb->asoc.primary_destination; 2613163953Srrs ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport; 2614163953Srrs /* 2615163953Srrs * Again the user can get info from sctp_constants.h 2616163953Srrs * for what the state of the network is. 2617163953Srrs */ 2618217635Srrs if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { 2619217635Srrs /* It's unconfirmed */ 2620217635Srrs sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED; 2621217635Srrs } else if (net->dest_state & SCTP_ADDR_REACHABLE) { 2622217638Stuexen /* It's active */ 2623217635Srrs sstat->sstat_primary.spinfo_state = SCTP_ACTIVE; 2624217635Srrs } else { 2625217638Stuexen /* It's inactive */ 2626217635Srrs sstat->sstat_primary.spinfo_state = SCTP_INACTIVE; 2627217635Srrs } 2628163953Srrs sstat->sstat_primary.spinfo_cwnd = net->cwnd; 2629219014Stuexen sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT; 2630163953Srrs sstat->sstat_primary.spinfo_rto = net->RTO; 2631163953Srrs sstat->sstat_primary.spinfo_mtu = net->mtu; 2632163953Srrs sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb); 2633163953Srrs SCTP_TCB_UNLOCK(stcb); 2634223132Stuexen *optsize = sizeof(struct sctp_status); 2635223132Stuexen break; 2636163953Srrs } 2637163953Srrs case SCTP_RTOINFO: 2638163953Srrs { 2639163953Srrs struct sctp_rtoinfo *srto; 2640163953Srrs 2641166675Srrs SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize); 2642166675Srrs SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id); 2643166675Srrs 2644166675Srrs if (stcb) { 2645166675Srrs srto->srto_initial = stcb->asoc.initial_rto; 2646166675Srrs srto->srto_max = stcb->asoc.maxrto; 2647166675Srrs srto->srto_min = stcb->asoc.minrto; 2648166675Srrs SCTP_TCB_UNLOCK(stcb); 2649166675Srrs } else { 2650224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2651224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2652224918Stuexen (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) { 2653223132Stuexen SCTP_INP_RLOCK(inp); 2654223132Stuexen srto->srto_initial = inp->sctp_ep.initial_rto; 2655223132Stuexen srto->srto_max = inp->sctp_ep.sctp_maxrto; 2656223132Stuexen srto->srto_min = inp->sctp_ep.sctp_minrto; 2657223132Stuexen SCTP_INP_RUNLOCK(inp); 2658223132Stuexen } else { 2659223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2660223132Stuexen error = EINVAL; 2661223132Stuexen } 2662163953Srrs } 2663223132Stuexen if (error == 0) { 2664223132Stuexen *optsize = sizeof(struct sctp_rtoinfo); 2665223132Stuexen } 2666223132Stuexen break; 2667163953Srrs } 2668215410Stuexen case SCTP_TIMEOUTS: 2669215410Stuexen { 2670215410Stuexen struct sctp_timeouts *stimo; 2671215410Stuexen 2672215410Stuexen SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize); 2673215410Stuexen SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id); 2674215410Stuexen 2675215410Stuexen if (stcb) { 2676215410Stuexen stimo->stimo_init = stcb->asoc.timoinit; 2677215410Stuexen stimo->stimo_data = stcb->asoc.timodata; 2678215410Stuexen stimo->stimo_sack = stcb->asoc.timosack; 2679215410Stuexen stimo->stimo_shutdown = stcb->asoc.timoshutdown; 2680215410Stuexen stimo->stimo_heartbeat = stcb->asoc.timoheartbeat; 2681215410Stuexen stimo->stimo_cookie = stcb->asoc.timocookie; 2682215410Stuexen stimo->stimo_shutdownack = stcb->asoc.timoshutdownack; 2683215410Stuexen SCTP_TCB_UNLOCK(stcb); 2684223132Stuexen *optsize = sizeof(struct sctp_timeouts); 2685215410Stuexen } else { 2686223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2687215410Stuexen error = EINVAL; 2688215410Stuexen } 2689223132Stuexen break; 2690215410Stuexen } 2691163953Srrs case SCTP_ASSOCINFO: 2692163953Srrs { 2693163953Srrs struct sctp_assocparams *sasoc; 2694163953Srrs 2695166675Srrs SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize); 2696166675Srrs SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id); 2697163953Srrs 2698163953Srrs if (stcb) { 2699171477Srrs sasoc->sasoc_cookie_life = TICKS_TO_MSEC(stcb->asoc.cookie_life); 2700163953Srrs sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times; 2701163953Srrs sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets; 2702163953Srrs sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd; 2703163953Srrs sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd; 2704163953Srrs SCTP_TCB_UNLOCK(stcb); 2705163953Srrs } else { 2706224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2707224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2708224918Stuexen (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) { 2709223132Stuexen SCTP_INP_RLOCK(inp); 2710223132Stuexen sasoc->sasoc_cookie_life = TICKS_TO_MSEC(inp->sctp_ep.def_cookie_life); 2711223132Stuexen sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times; 2712223132Stuexen sasoc->sasoc_number_peer_destinations = 0; 2713223132Stuexen sasoc->sasoc_peer_rwnd = 0; 2714223132Stuexen sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv); 2715223132Stuexen SCTP_INP_RUNLOCK(inp); 2716223132Stuexen } else { 2717223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2718223132Stuexen error = EINVAL; 2719223132Stuexen } 2720163953Srrs } 2721223132Stuexen if (error == 0) { 2722223132Stuexen *optsize = sizeof(struct sctp_assocparams); 2723223132Stuexen } 2724223132Stuexen break; 2725163953Srrs } 2726163953Srrs case SCTP_DEFAULT_SEND_PARAM: 2727163953Srrs { 2728163953Srrs struct sctp_sndrcvinfo *s_info; 2729163953Srrs 2730166675Srrs SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize); 2731166675Srrs SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id); 2732166675Srrs 2733166675Srrs if (stcb) { 2734170056Srrs memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send)); 2735166675Srrs SCTP_TCB_UNLOCK(stcb); 2736166675Srrs } else { 2737224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2738224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2739224918Stuexen (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC)) { 2740223132Stuexen SCTP_INP_RLOCK(inp); 2741223132Stuexen memcpy(s_info, &inp->def_send, sizeof(inp->def_send)); 2742223132Stuexen SCTP_INP_RUNLOCK(inp); 2743223132Stuexen } else { 2744223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2745223132Stuexen error = EINVAL; 2746223132Stuexen } 2747163953Srrs } 2748223132Stuexen if (error == 0) { 2749223132Stuexen *optsize = sizeof(struct sctp_sndrcvinfo); 2750223132Stuexen } 2751223132Stuexen break; 2752163953Srrs } 2753163953Srrs case SCTP_INITMSG: 2754163953Srrs { 2755163953Srrs struct sctp_initmsg *sinit; 2756163953Srrs 2757166675Srrs SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize); 2758163953Srrs SCTP_INP_RLOCK(inp); 2759163953Srrs sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count; 2760163953Srrs sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome; 2761163953Srrs sinit->sinit_max_attempts = inp->sctp_ep.max_init_times; 2762163953Srrs sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max; 2763163953Srrs SCTP_INP_RUNLOCK(inp); 2764223132Stuexen *optsize = sizeof(struct sctp_initmsg); 2765223132Stuexen break; 2766163953Srrs } 2767163953Srrs case SCTP_PRIMARY_ADDR: 2768163953Srrs /* we allow a "get" operation on this */ 2769163953Srrs { 2770163953Srrs struct sctp_setprim *ssp; 2771163953Srrs 2772166675Srrs SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize); 2773166675Srrs SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id); 2774166675Srrs 2775166675Srrs if (stcb) { 2776166675Srrs /* simply copy out the sockaddr_storage... */ 2777266068Stuexen size_t len; 2778170056Srrs 2779170056Srrs len = *optsize; 2780170056Srrs if (len > stcb->asoc.primary_destination->ro._l_addr.sa.sa_len) 2781170056Srrs len = stcb->asoc.primary_destination->ro._l_addr.sa.sa_len; 2782170056Srrs 2783170056Srrs memcpy(&ssp->ssp_addr, 2784170056Srrs &stcb->asoc.primary_destination->ro._l_addr, 2785170056Srrs len); 2786166675Srrs SCTP_TCB_UNLOCK(stcb); 2787223132Stuexen *optsize = sizeof(struct sctp_setprim); 2788166675Srrs } else { 2789223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2790163953Srrs error = EINVAL; 2791163953Srrs } 2792223132Stuexen break; 2793163953Srrs } 2794163953Srrs case SCTP_HMAC_IDENT: 2795163953Srrs { 2796163953Srrs struct sctp_hmacalgo *shmac; 2797163953Srrs sctp_hmaclist_t *hmaclist; 2798163953Srrs uint32_t size; 2799163953Srrs int i; 2800163953Srrs 2801166675Srrs SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize); 2802166675Srrs 2803163953Srrs SCTP_INP_RLOCK(inp); 2804163953Srrs hmaclist = inp->sctp_ep.local_hmacs; 2805163953Srrs if (hmaclist == NULL) { 2806163953Srrs /* no HMACs to return */ 2807166675Srrs *optsize = sizeof(*shmac); 2808168299Srrs SCTP_INP_RUNLOCK(inp); 2809163953Srrs break; 2810163953Srrs } 2811163953Srrs /* is there room for all of the hmac ids? */ 2812163953Srrs size = sizeof(*shmac) + (hmaclist->num_algo * 2813163953Srrs sizeof(shmac->shmac_idents[0])); 2814166675Srrs if ((size_t)(*optsize) < size) { 2815223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2816163953Srrs error = EINVAL; 2817163953Srrs SCTP_INP_RUNLOCK(inp); 2818163953Srrs break; 2819163953Srrs } 2820163953Srrs /* copy in the list */ 2821181054Srrs shmac->shmac_number_of_idents = hmaclist->num_algo; 2822181054Srrs for (i = 0; i < hmaclist->num_algo; i++) { 2823163953Srrs shmac->shmac_idents[i] = hmaclist->hmac[i]; 2824181054Srrs } 2825163953Srrs SCTP_INP_RUNLOCK(inp); 2826166675Srrs *optsize = size; 2827163953Srrs break; 2828163953Srrs } 2829163953Srrs case SCTP_AUTH_ACTIVE_KEY: 2830163953Srrs { 2831163953Srrs struct sctp_authkeyid *scact; 2832163953Srrs 2833166675Srrs SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize); 2834166675Srrs SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id); 2835166675Srrs 2836166675Srrs if (stcb) { 2837163953Srrs /* get the active key on the assoc */ 2838185694Srrs scact->scact_keynumber = stcb->asoc.authinfo.active_keyid; 2839163953Srrs SCTP_TCB_UNLOCK(stcb); 2840163953Srrs } else { 2841224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2842224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2843224918Stuexen (scact->scact_assoc_id == SCTP_FUTURE_ASSOC)) { 2844223132Stuexen /* get the endpoint active key */ 2845223132Stuexen SCTP_INP_RLOCK(inp); 2846223132Stuexen scact->scact_keynumber = inp->sctp_ep.default_keyid; 2847223132Stuexen SCTP_INP_RUNLOCK(inp); 2848223132Stuexen } else { 2849223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2850223132Stuexen error = EINVAL; 2851223132Stuexen } 2852163953Srrs } 2853223132Stuexen if (error == 0) { 2854223132Stuexen *optsize = sizeof(struct sctp_authkeyid); 2855223132Stuexen } 2856163953Srrs break; 2857163953Srrs } 2858163953Srrs case SCTP_LOCAL_AUTH_CHUNKS: 2859163953Srrs { 2860163953Srrs struct sctp_authchunks *sac; 2861163953Srrs sctp_auth_chklist_t *chklist = NULL; 2862166675Srrs size_t size = 0; 2863163953Srrs 2864166675Srrs SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize); 2865166675Srrs SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id); 2866166675Srrs 2867166675Srrs if (stcb) { 2868163953Srrs /* get off the assoc */ 2869163953Srrs chklist = stcb->asoc.local_auth_chunks; 2870163953Srrs /* is there enough space? */ 2871163953Srrs size = sctp_auth_get_chklist_size(chklist); 2872166675Srrs if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2873163953Srrs error = EINVAL; 2874171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2875166675Srrs } else { 2876166675Srrs /* copy in the chunks */ 2877169420Srrs (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2878235123Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2879223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2880163953Srrs } 2881163953Srrs SCTP_TCB_UNLOCK(stcb); 2882163953Srrs } else { 2883224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2884224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2885224918Stuexen (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC)) { 2886223132Stuexen /* get off the endpoint */ 2887223132Stuexen SCTP_INP_RLOCK(inp); 2888223132Stuexen chklist = inp->sctp_ep.local_auth_chunks; 2889223132Stuexen /* is there enough space? */ 2890223132Stuexen size = sctp_auth_get_chklist_size(chklist); 2891223132Stuexen if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2892223132Stuexen error = EINVAL; 2893223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2894223132Stuexen } else { 2895223132Stuexen /* copy in the chunks */ 2896223132Stuexen (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2897235123Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2898223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2899223132Stuexen } 2900223132Stuexen SCTP_INP_RUNLOCK(inp); 2901223132Stuexen } else { 2902223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2903163953Srrs error = EINVAL; 2904163953Srrs } 2905163953Srrs } 2906163953Srrs break; 2907163953Srrs } 2908163953Srrs case SCTP_PEER_AUTH_CHUNKS: 2909163953Srrs { 2910163953Srrs struct sctp_authchunks *sac; 2911163953Srrs sctp_auth_chklist_t *chklist = NULL; 2912166675Srrs size_t size = 0; 2913163953Srrs 2914166675Srrs SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize); 2915166675Srrs SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id); 2916166675Srrs 2917166675Srrs if (stcb) { 2918166675Srrs /* get off the assoc */ 2919166675Srrs chklist = stcb->asoc.peer_auth_chunks; 2920166675Srrs /* is there enough space? */ 2921166675Srrs size = sctp_auth_get_chklist_size(chklist); 2922166675Srrs if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2923166675Srrs error = EINVAL; 2924171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2925166675Srrs } else { 2926166675Srrs /* copy in the chunks */ 2927169420Srrs (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2928235123Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2929223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2930166675Srrs } 2931166675Srrs SCTP_TCB_UNLOCK(stcb); 2932166675Srrs } else { 2933171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2934163953Srrs error = ENOENT; 2935163953Srrs } 2936163953Srrs break; 2937163953Srrs } 2938223132Stuexen case SCTP_EVENT: 2939223132Stuexen { 2940223132Stuexen struct sctp_event *event; 2941223132Stuexen uint32_t event_type; 2942163953Srrs 2943223132Stuexen SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize); 2944223132Stuexen SCTP_FIND_STCB(inp, stcb, event->se_assoc_id); 2945163953Srrs 2946223132Stuexen switch (event->se_type) { 2947223132Stuexen case SCTP_ASSOC_CHANGE: 2948223132Stuexen event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT; 2949223132Stuexen break; 2950223132Stuexen case SCTP_PEER_ADDR_CHANGE: 2951223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPADDREVNT; 2952223132Stuexen break; 2953223132Stuexen case SCTP_REMOTE_ERROR: 2954223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPEERERR; 2955223132Stuexen break; 2956223132Stuexen case SCTP_SEND_FAILED: 2957223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT; 2958223132Stuexen break; 2959223132Stuexen case SCTP_SHUTDOWN_EVENT: 2960223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT; 2961223132Stuexen break; 2962223132Stuexen case SCTP_ADAPTATION_INDICATION: 2963223132Stuexen event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT; 2964223132Stuexen break; 2965223132Stuexen case SCTP_PARTIAL_DELIVERY_EVENT: 2966223132Stuexen event_type = SCTP_PCB_FLAGS_PDAPIEVNT; 2967223132Stuexen break; 2968223132Stuexen case SCTP_AUTHENTICATION_EVENT: 2969223132Stuexen event_type = SCTP_PCB_FLAGS_AUTHEVNT; 2970223132Stuexen break; 2971223132Stuexen case SCTP_STREAM_RESET_EVENT: 2972223132Stuexen event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT; 2973223132Stuexen break; 2974223132Stuexen case SCTP_SENDER_DRY_EVENT: 2975223132Stuexen event_type = SCTP_PCB_FLAGS_DRYEVNT; 2976223132Stuexen break; 2977223132Stuexen case SCTP_NOTIFICATIONS_STOPPED_EVENT: 2978223132Stuexen event_type = 0; 2979223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 2980223132Stuexen error = ENOTSUP; 2981223132Stuexen break; 2982235167Stuexen case SCTP_ASSOC_RESET_EVENT: 2983235167Stuexen event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT; 2984235167Stuexen break; 2985235167Stuexen case SCTP_STREAM_CHANGE_EVENT: 2986235167Stuexen event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT; 2987235167Stuexen break; 2988235172Stuexen case SCTP_SEND_FAILED_EVENT: 2989235172Stuexen event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT; 2990235172Stuexen break; 2991223132Stuexen default: 2992223132Stuexen event_type = 0; 2993223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2994223132Stuexen error = EINVAL; 2995223132Stuexen break; 2996223132Stuexen } 2997223132Stuexen if (event_type > 0) { 2998223132Stuexen if (stcb) { 2999223132Stuexen event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type); 3000223132Stuexen SCTP_TCB_UNLOCK(stcb); 3001223132Stuexen } else { 3002224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3003224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3004224918Stuexen (event->se_assoc_id == SCTP_FUTURE_ASSOC)) { 3005223132Stuexen SCTP_INP_RLOCK(inp); 3006223132Stuexen event->se_on = sctp_is_feature_on(inp, event_type); 3007223132Stuexen SCTP_INP_RUNLOCK(inp); 3008223132Stuexen } else { 3009223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3010223132Stuexen error = EINVAL; 3011223132Stuexen } 3012223132Stuexen } 3013223132Stuexen } 3014223132Stuexen if (error == 0) { 3015223132Stuexen *optsize = sizeof(struct sctp_event); 3016223132Stuexen } 3017223132Stuexen break; 3018223132Stuexen } 3019223132Stuexen case SCTP_RECVRCVINFO: 3020223132Stuexen { 3021223132Stuexen int onoff; 3022223132Stuexen 3023223132Stuexen if (*optsize < sizeof(int)) { 3024223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3025223132Stuexen error = EINVAL; 3026223132Stuexen } else { 3027231049Stuexen SCTP_INP_RLOCK(inp); 3028223132Stuexen onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 3029223132Stuexen SCTP_INP_RUNLOCK(inp); 3030223132Stuexen } 3031223132Stuexen if (error == 0) { 3032223132Stuexen /* return the option value */ 3033223132Stuexen *(int *)optval = onoff; 3034223132Stuexen *optsize = sizeof(int); 3035223132Stuexen } 3036223132Stuexen break; 3037223132Stuexen } 3038223132Stuexen case SCTP_RECVNXTINFO: 3039223132Stuexen { 3040223132Stuexen int onoff; 3041223132Stuexen 3042223132Stuexen if (*optsize < sizeof(int)) { 3043223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3044223132Stuexen error = EINVAL; 3045223132Stuexen } else { 3046231049Stuexen SCTP_INP_RLOCK(inp); 3047223132Stuexen onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 3048223132Stuexen SCTP_INP_RUNLOCK(inp); 3049223132Stuexen } 3050223132Stuexen if (error == 0) { 3051223132Stuexen /* return the option value */ 3052223132Stuexen *(int *)optval = onoff; 3053223132Stuexen *optsize = sizeof(int); 3054223132Stuexen } 3055223132Stuexen break; 3056223132Stuexen } 3057223132Stuexen case SCTP_DEFAULT_SNDINFO: 3058223132Stuexen { 3059223132Stuexen struct sctp_sndinfo *info; 3060223132Stuexen 3061223132Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize); 3062223132Stuexen SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id); 3063223132Stuexen 3064223132Stuexen if (stcb) { 3065223132Stuexen info->snd_sid = stcb->asoc.def_send.sinfo_stream; 3066223132Stuexen info->snd_flags = stcb->asoc.def_send.sinfo_flags; 3067223162Stuexen info->snd_flags &= 0xfff0; 3068223132Stuexen info->snd_ppid = stcb->asoc.def_send.sinfo_ppid; 3069223132Stuexen info->snd_context = stcb->asoc.def_send.sinfo_context; 3070223132Stuexen SCTP_TCB_UNLOCK(stcb); 3071223132Stuexen } else { 3072224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3073224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3074224918Stuexen (info->snd_assoc_id == SCTP_FUTURE_ASSOC)) { 3075223132Stuexen SCTP_INP_RLOCK(inp); 3076223132Stuexen info->snd_sid = inp->def_send.sinfo_stream; 3077223132Stuexen info->snd_flags = inp->def_send.sinfo_flags; 3078223162Stuexen info->snd_flags &= 0xfff0; 3079223132Stuexen info->snd_ppid = inp->def_send.sinfo_ppid; 3080223132Stuexen info->snd_context = inp->def_send.sinfo_context; 3081223132Stuexen SCTP_INP_RUNLOCK(inp); 3082223132Stuexen } else { 3083223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3084223132Stuexen error = EINVAL; 3085223132Stuexen } 3086223132Stuexen } 3087223132Stuexen if (error == 0) { 3088223132Stuexen *optsize = sizeof(struct sctp_sndinfo); 3089223132Stuexen } 3090223132Stuexen break; 3091223132Stuexen } 3092223162Stuexen case SCTP_DEFAULT_PRINFO: 3093223162Stuexen { 3094223162Stuexen struct sctp_default_prinfo *info; 3095223162Stuexen 3096223162Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize); 3097223162Stuexen SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id); 3098223162Stuexen 3099223162Stuexen if (stcb) { 3100223162Stuexen info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 3101223162Stuexen info->pr_value = stcb->asoc.def_send.sinfo_timetolive; 3102223162Stuexen SCTP_TCB_UNLOCK(stcb); 3103223162Stuexen } else { 3104224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3105224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3106224918Stuexen (info->pr_assoc_id == SCTP_FUTURE_ASSOC)) { 3107223162Stuexen SCTP_INP_RLOCK(inp); 3108223162Stuexen info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags); 3109223162Stuexen info->pr_value = inp->def_send.sinfo_timetolive; 3110223162Stuexen SCTP_INP_RUNLOCK(inp); 3111223162Stuexen } else { 3112223162Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3113223162Stuexen error = EINVAL; 3114223162Stuexen } 3115223162Stuexen } 3116223162Stuexen if (error == 0) { 3117223162Stuexen *optsize = sizeof(struct sctp_default_prinfo); 3118223162Stuexen } 3119223162Stuexen break; 3120223162Stuexen } 3121224641Stuexen case SCTP_PEER_ADDR_THLDS: 3122224641Stuexen { 3123224641Stuexen struct sctp_paddrthlds *thlds; 3124224641Stuexen struct sctp_nets *net; 3125224641Stuexen 3126224641Stuexen SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize); 3127224641Stuexen SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); 3128224641Stuexen 3129224641Stuexen net = NULL; 3130224641Stuexen if (stcb) { 3131224641Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address); 3132224641Stuexen } else { 3133224641Stuexen /* 3134224641Stuexen * We increment here since 3135224641Stuexen * sctp_findassociation_ep_addr() wil do a 3136224641Stuexen * decrement if it finds the stcb as long as 3137224641Stuexen * the locked tcb (last argument) is NOT a 3138224641Stuexen * TCB.. aka NULL. 3139224641Stuexen */ 3140224641Stuexen SCTP_INP_INCR_REF(inp); 3141224641Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&thlds->spt_address, &net, NULL, NULL); 3142224641Stuexen if (stcb == NULL) { 3143224641Stuexen SCTP_INP_DECR_REF(inp); 3144224641Stuexen } 3145224641Stuexen } 3146224641Stuexen if (stcb && (net == NULL)) { 3147224641Stuexen struct sockaddr *sa; 3148224641Stuexen 3149224641Stuexen sa = (struct sockaddr *)&thlds->spt_address; 3150224641Stuexen#ifdef INET 3151224641Stuexen if (sa->sa_family == AF_INET) { 3152224641Stuexen struct sockaddr_in *sin; 3153224641Stuexen 3154224641Stuexen sin = (struct sockaddr_in *)sa; 3155224641Stuexen if (sin->sin_addr.s_addr) { 3156224641Stuexen error = EINVAL; 3157224641Stuexen SCTP_TCB_UNLOCK(stcb); 3158224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3159224641Stuexen break; 3160224641Stuexen } 3161224641Stuexen } else 3162224641Stuexen#endif 3163224641Stuexen#ifdef INET6 3164224641Stuexen if (sa->sa_family == AF_INET6) { 3165224641Stuexen struct sockaddr_in6 *sin6; 3166224641Stuexen 3167224641Stuexen sin6 = (struct sockaddr_in6 *)sa; 3168224641Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 3169224641Stuexen error = EINVAL; 3170224641Stuexen SCTP_TCB_UNLOCK(stcb); 3171224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3172224641Stuexen break; 3173224641Stuexen } 3174224641Stuexen } else 3175224641Stuexen#endif 3176224641Stuexen { 3177224641Stuexen error = EAFNOSUPPORT; 3178224641Stuexen SCTP_TCB_UNLOCK(stcb); 3179224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3180224641Stuexen break; 3181224641Stuexen } 3182224641Stuexen } 3183224641Stuexen if (stcb) { 3184224641Stuexen if (net) { 3185224641Stuexen thlds->spt_pathmaxrxt = net->failure_threshold; 3186224641Stuexen thlds->spt_pathpfthld = net->pf_threshold; 3187224641Stuexen } else { 3188224641Stuexen thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure; 3189224641Stuexen thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold; 3190224641Stuexen } 3191224641Stuexen thlds->spt_assoc_id = sctp_get_associd(stcb); 3192224641Stuexen SCTP_TCB_UNLOCK(stcb); 3193224641Stuexen } else { 3194224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3195224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3196224918Stuexen (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) { 3197224641Stuexen /* Use endpoint defaults */ 3198224641Stuexen SCTP_INP_RLOCK(inp); 3199224641Stuexen thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure; 3200224641Stuexen thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold; 3201224641Stuexen SCTP_INP_RUNLOCK(inp); 3202224641Stuexen } else { 3203224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3204224641Stuexen error = EINVAL; 3205224641Stuexen } 3206224641Stuexen } 3207224641Stuexen if (error == 0) { 3208224641Stuexen *optsize = sizeof(struct sctp_paddrthlds); 3209224641Stuexen } 3210224641Stuexen break; 3211224641Stuexen } 3212231070Stuexen case SCTP_REMOTE_UDP_ENCAPS_PORT: 3213231070Stuexen { 3214231070Stuexen struct sctp_udpencaps *encaps; 3215231070Stuexen struct sctp_nets *net; 3216231070Stuexen 3217231070Stuexen SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize); 3218231070Stuexen SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); 3219231070Stuexen 3220231070Stuexen if (stcb) { 3221231070Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); 3222231070Stuexen } else { 3223231070Stuexen /* 3224231070Stuexen * We increment here since 3225231070Stuexen * sctp_findassociation_ep_addr() wil do a 3226231070Stuexen * decrement if it finds the stcb as long as 3227231070Stuexen * the locked tcb (last argument) is NOT a 3228231070Stuexen * TCB.. aka NULL. 3229231070Stuexen */ 3230231070Stuexen net = NULL; 3231231070Stuexen SCTP_INP_INCR_REF(inp); 3232231070Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); 3233231070Stuexen if (stcb == NULL) { 3234231070Stuexen SCTP_INP_DECR_REF(inp); 3235231070Stuexen } 3236231070Stuexen } 3237231070Stuexen if (stcb && (net == NULL)) { 3238231070Stuexen struct sockaddr *sa; 3239231070Stuexen 3240231070Stuexen sa = (struct sockaddr *)&encaps->sue_address; 3241231070Stuexen#ifdef INET 3242231070Stuexen if (sa->sa_family == AF_INET) { 3243231070Stuexen struct sockaddr_in *sin; 3244231070Stuexen 3245231070Stuexen sin = (struct sockaddr_in *)sa; 3246231070Stuexen if (sin->sin_addr.s_addr) { 3247231070Stuexen error = EINVAL; 3248231070Stuexen SCTP_TCB_UNLOCK(stcb); 3249231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3250231070Stuexen break; 3251231070Stuexen } 3252231070Stuexen } else 3253231070Stuexen#endif 3254231070Stuexen#ifdef INET6 3255231070Stuexen if (sa->sa_family == AF_INET6) { 3256231070Stuexen struct sockaddr_in6 *sin6; 3257231070Stuexen 3258231070Stuexen sin6 = (struct sockaddr_in6 *)sa; 3259231070Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 3260231070Stuexen error = EINVAL; 3261231070Stuexen SCTP_TCB_UNLOCK(stcb); 3262231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3263231070Stuexen break; 3264231070Stuexen } 3265231070Stuexen } else 3266231070Stuexen#endif 3267231070Stuexen { 3268231070Stuexen error = EAFNOSUPPORT; 3269231070Stuexen SCTP_TCB_UNLOCK(stcb); 3270231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3271231070Stuexen break; 3272231070Stuexen } 3273231070Stuexen } 3274231070Stuexen if (stcb) { 3275231070Stuexen if (net) { 3276231070Stuexen encaps->sue_port = net->port; 3277231070Stuexen } else { 3278231070Stuexen encaps->sue_port = stcb->asoc.port; 3279231070Stuexen } 3280231070Stuexen SCTP_TCB_UNLOCK(stcb); 3281231070Stuexen } else { 3282231070Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3283231070Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3284231070Stuexen (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) { 3285231070Stuexen SCTP_INP_RLOCK(inp); 3286231070Stuexen encaps->sue_port = inp->sctp_ep.port; 3287231070Stuexen SCTP_INP_RUNLOCK(inp); 3288231070Stuexen } else { 3289231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3290231070Stuexen error = EINVAL; 3291231070Stuexen } 3292231070Stuexen } 3293231070Stuexen if (error == 0) { 3294266049Stuexen *optsize = sizeof(struct sctp_udpencaps); 3295231070Stuexen } 3296231070Stuexen break; 3297231070Stuexen } 3298235168Stuexen case SCTP_ENABLE_STREAM_RESET: 3299235168Stuexen { 3300235168Stuexen struct sctp_assoc_value *av; 3301235168Stuexen 3302235168Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 3303235168Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3304235168Stuexen 3305235168Stuexen if (stcb) { 3306235168Stuexen av->assoc_value = (uint32_t) stcb->asoc.local_strreset_support; 3307235168Stuexen SCTP_TCB_UNLOCK(stcb); 3308235168Stuexen } else { 3309235168Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3310235168Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3311235168Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 3312235168Stuexen SCTP_INP_RLOCK(inp); 3313235168Stuexen av->assoc_value = (uint32_t) inp->local_strreset_support; 3314235168Stuexen SCTP_INP_RUNLOCK(inp); 3315235168Stuexen } else { 3316235168Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3317235168Stuexen error = EINVAL; 3318235168Stuexen } 3319235168Stuexen } 3320235168Stuexen if (error == 0) { 3321235168Stuexen *optsize = sizeof(struct sctp_assoc_value); 3322235168Stuexen } 3323235168Stuexen break; 3324235168Stuexen } 3325163953Srrs default: 3326171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 3327163953Srrs error = ENOPROTOOPT; 3328163953Srrs break; 3329163953Srrs } /* end switch (sopt->sopt_name) */ 3330223132Stuexen if (error) { 3331223132Stuexen *optsize = 0; 3332223132Stuexen } 3333163953Srrs return (error); 3334163953Srrs} 3335163953Srrs 3336163953Srrsstatic int 3337166675Srrssctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, 3338166675Srrs void *p) 3339163953Srrs{ 3340166675Srrs int error, set_opt; 3341166675Srrs uint32_t *mopt; 3342163953Srrs struct sctp_tcb *stcb = NULL; 3343171943Srrs struct sctp_inpcb *inp = NULL; 3344167598Srrs uint32_t vrf_id; 3345163953Srrs 3346166675Srrs if (optval == NULL) { 3347169420Srrs SCTP_PRINTF("optval is NULL\n"); 3348171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3349163953Srrs return (EINVAL); 3350163953Srrs } 3351163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 3352233243Stuexen if (inp == NULL) { 3353169420Srrs SCTP_PRINTF("inp is NULL?\n"); 3354171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3355231039Stuexen return (EINVAL); 3356167598Srrs } 3357168299Srrs vrf_id = inp->def_vrf_id; 3358163953Srrs 3359163953Srrs error = 0; 3360166675Srrs switch (optname) { 3361163953Srrs case SCTP_NODELAY: 3362163953Srrs case SCTP_AUTOCLOSE: 3363163953Srrs case SCTP_AUTO_ASCONF: 3364163953Srrs case SCTP_EXPLICIT_EOR: 3365163953Srrs case SCTP_DISABLE_FRAGMENTS: 3366163953Srrs case SCTP_USE_EXT_RCVINFO: 3367163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 3368163953Srrs /* copy in the option value */ 3369166675Srrs SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize); 3370163953Srrs set_opt = 0; 3371163953Srrs if (error) 3372163953Srrs break; 3373166675Srrs switch (optname) { 3374163953Srrs case SCTP_DISABLE_FRAGMENTS: 3375163953Srrs set_opt = SCTP_PCB_FLAGS_NO_FRAGMENT; 3376163953Srrs break; 3377163953Srrs case SCTP_AUTO_ASCONF: 3378171943Srrs /* 3379171943Srrs * NOTE: we don't really support this flag 3380171943Srrs */ 3381171943Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 3382171943Srrs /* only valid for bound all sockets */ 3383224641Stuexen if ((SCTP_BASE_SYSCTL(sctp_auto_asconf) == 0) && 3384224641Stuexen (*mopt != 0)) { 3385224641Stuexen /* forbidden by admin */ 3386224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EPERM); 3387224641Stuexen return (EPERM); 3388224641Stuexen } 3389171943Srrs set_opt = SCTP_PCB_FLAGS_AUTO_ASCONF; 3390171943Srrs } else { 3391171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3392171943Srrs return (EINVAL); 3393171943Srrs } 3394163953Srrs break; 3395163953Srrs case SCTP_EXPLICIT_EOR: 3396163953Srrs set_opt = SCTP_PCB_FLAGS_EXPLICIT_EOR; 3397163953Srrs break; 3398163953Srrs case SCTP_USE_EXT_RCVINFO: 3399163953Srrs set_opt = SCTP_PCB_FLAGS_EXT_RCVINFO; 3400163953Srrs break; 3401163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 3402163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 3403163953Srrs set_opt = SCTP_PCB_FLAGS_NEEDS_MAPPED_V4; 3404163953Srrs } else { 3405171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3406163953Srrs return (EINVAL); 3407163953Srrs } 3408163953Srrs break; 3409163953Srrs case SCTP_NODELAY: 3410163953Srrs set_opt = SCTP_PCB_FLAGS_NODELAY; 3411163953Srrs break; 3412163953Srrs case SCTP_AUTOCLOSE: 3413170056Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3414170056Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 3415171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3416170056Srrs return (EINVAL); 3417170056Srrs } 3418163953Srrs set_opt = SCTP_PCB_FLAGS_AUTOCLOSE; 3419163953Srrs /* 3420163953Srrs * The value is in ticks. Note this does not effect 3421163953Srrs * old associations, only new ones. 3422163953Srrs */ 3423163953Srrs inp->sctp_ep.auto_close_time = SEC_TO_TICKS(*mopt); 3424163953Srrs break; 3425163953Srrs } 3426163953Srrs SCTP_INP_WLOCK(inp); 3427163953Srrs if (*mopt != 0) { 3428163953Srrs sctp_feature_on(inp, set_opt); 3429163953Srrs } else { 3430163953Srrs sctp_feature_off(inp, set_opt); 3431163953Srrs } 3432163953Srrs SCTP_INP_WUNLOCK(inp); 3433163953Srrs break; 3434181054Srrs case SCTP_REUSE_PORT: 3435181054Srrs { 3436181054Srrs SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize); 3437181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 0) { 3438181054Srrs /* Can't set it after we are bound */ 3439181054Srrs error = EINVAL; 3440181054Srrs break; 3441181054Srrs } 3442181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) { 3443181054Srrs /* Can't do this for a 1-m socket */ 3444181054Srrs error = EINVAL; 3445181054Srrs break; 3446181054Srrs } 3447181054Srrs if (optval) 3448181054Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE); 3449181054Srrs else 3450181054Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE); 3451223132Stuexen break; 3452181054Srrs } 3453163953Srrs case SCTP_PARTIAL_DELIVERY_POINT: 3454163953Srrs { 3455166675Srrs uint32_t *value; 3456166675Srrs 3457166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize); 3458167736Srrs if (*value > SCTP_SB_LIMIT_RCV(so)) { 3459171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3460167736Srrs error = EINVAL; 3461167736Srrs break; 3462167736Srrs } 3463166675Srrs inp->partial_delivery_point = *value; 3464223132Stuexen break; 3465163953Srrs } 3466163953Srrs case SCTP_FRAGMENT_INTERLEAVE: 3467163953Srrs /* not yet until we re-write sctp_recvmsg() */ 3468163953Srrs { 3469168943Srrs uint32_t *level; 3470163953Srrs 3471168943Srrs SCTP_CHECK_AND_CAST(level, optval, uint32_t, optsize); 3472168943Srrs if (*level == SCTP_FRAG_LEVEL_2) { 3473163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3474168943Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3475168943Srrs } else if (*level == SCTP_FRAG_LEVEL_1) { 3476168943Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3477168943Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3478168943Srrs } else if (*level == SCTP_FRAG_LEVEL_0) { 3479170056Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3480168943Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3481168943Srrs 3482163953Srrs } else { 3483171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3484168943Srrs error = EINVAL; 3485163953Srrs } 3486223132Stuexen break; 3487163953Srrs } 3488163953Srrs case SCTP_CMT_ON_OFF: 3489211944Stuexen if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) { 3490163953Srrs struct sctp_assoc_value *av; 3491163953Srrs 3492166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3493223132Stuexen if (av->assoc_value > SCTP_CMT_MAX) { 3494223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3495223132Stuexen error = EINVAL; 3496223132Stuexen break; 3497223132Stuexen } 3498211944Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3499211944Stuexen if (stcb) { 3500223132Stuexen stcb->asoc.sctp_cmt_on_off = av->assoc_value; 3501211944Stuexen SCTP_TCB_UNLOCK(stcb); 3502166675Srrs } else { 3503224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3504224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3505224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3506223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3507221460Stuexen SCTP_INP_WLOCK(inp); 3508221460Stuexen inp->sctp_cmt_on_off = av->assoc_value; 3509221460Stuexen SCTP_INP_WUNLOCK(inp); 3510216669Stuexen } 3511223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3512223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3513223132Stuexen SCTP_INP_RLOCK(inp); 3514223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3515223132Stuexen SCTP_TCB_LOCK(stcb); 3516223132Stuexen stcb->asoc.sctp_cmt_on_off = av->assoc_value; 3517223132Stuexen SCTP_TCB_UNLOCK(stcb); 3518223132Stuexen } 3519224918Stuexen SCTP_INP_RUNLOCK(inp); 3520223132Stuexen } 3521163953Srrs } 3522211944Stuexen } else { 3523211944Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 3524211944Stuexen error = ENOPROTOOPT; 3525163953Srrs } 3526163953Srrs break; 3527171440Srrs case SCTP_PLUGGABLE_CC: 3528171440Srrs { 3529171440Srrs struct sctp_assoc_value *av; 3530219057Srrs struct sctp_nets *net; 3531171440Srrs 3532171440Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3533223132Stuexen if ((av->assoc_value != SCTP_CC_RFC2581) && 3534223132Stuexen (av->assoc_value != SCTP_CC_HSTCP) && 3535223132Stuexen (av->assoc_value != SCTP_CC_HTCP) && 3536223132Stuexen (av->assoc_value != SCTP_CC_RTCC)) { 3537223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3538223132Stuexen error = EINVAL; 3539223132Stuexen break; 3540223132Stuexen } 3541171440Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3542171440Srrs if (stcb) { 3543223132Stuexen stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value]; 3544223132Stuexen stcb->asoc.congestion_control_module = av->assoc_value; 3545223132Stuexen if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) { 3546223132Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 3547223132Stuexen stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net); 3548219057Srrs } 3549171440Srrs } 3550217611Stuexen SCTP_TCB_UNLOCK(stcb); 3551171440Srrs } else { 3552224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3553224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3554224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3555223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3556217611Stuexen SCTP_INP_WLOCK(inp); 3557171440Srrs inp->sctp_ep.sctp_default_cc_module = av->assoc_value; 3558217611Stuexen SCTP_INP_WUNLOCK(inp); 3559217760Stuexen } 3560223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3561223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3562223132Stuexen SCTP_INP_RLOCK(inp); 3563223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3564223132Stuexen SCTP_TCB_LOCK(stcb); 3565223132Stuexen stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value]; 3566223132Stuexen stcb->asoc.congestion_control_module = av->assoc_value; 3567223132Stuexen if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) { 3568223132Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 3569223132Stuexen stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net); 3570223132Stuexen } 3571223132Stuexen } 3572223132Stuexen SCTP_TCB_UNLOCK(stcb); 3573223132Stuexen } 3574223132Stuexen SCTP_INP_RUNLOCK(inp); 3575223132Stuexen } 3576171440Srrs } 3577223132Stuexen break; 3578171440Srrs } 3579219057Srrs case SCTP_CC_OPTION: 3580219057Srrs { 3581219057Srrs struct sctp_cc_option *cc_opt; 3582219057Srrs 3583219057Srrs SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize); 3584219057Srrs SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id); 3585219057Srrs if (stcb == NULL) { 3586223132Stuexen if (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC) { 3587223132Stuexen SCTP_INP_RLOCK(inp); 3588223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3589223132Stuexen SCTP_TCB_LOCK(stcb); 3590223132Stuexen if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) { 3591223132Stuexen (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt); 3592223132Stuexen } 3593223132Stuexen SCTP_TCB_UNLOCK(stcb); 3594223132Stuexen } 3595223132Stuexen SCTP_INP_RUNLOCK(inp); 3596223132Stuexen } else { 3597223132Stuexen error = EINVAL; 3598223132Stuexen } 3599219057Srrs } else { 3600219057Srrs if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) { 3601219057Srrs error = ENOTSUP; 3602219057Srrs } else { 3603219057Srrs error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, 3604219057Srrs cc_opt); 3605219057Srrs } 3606219057Srrs SCTP_TCB_UNLOCK(stcb); 3607219057Srrs } 3608223132Stuexen break; 3609219057Srrs } 3610217760Stuexen case SCTP_PLUGGABLE_SS: 3611217760Stuexen { 3612217760Stuexen struct sctp_assoc_value *av; 3613217760Stuexen 3614217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3615223132Stuexen if ((av->assoc_value != SCTP_SS_DEFAULT) && 3616223132Stuexen (av->assoc_value != SCTP_SS_ROUND_ROBIN) && 3617223132Stuexen (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) && 3618223132Stuexen (av->assoc_value != SCTP_SS_PRIORITY) && 3619223132Stuexen (av->assoc_value != SCTP_SS_FAIR_BANDWITH) && 3620223132Stuexen (av->assoc_value != SCTP_SS_FIRST_COME)) { 3621223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3622223132Stuexen error = EINVAL; 3623223132Stuexen break; 3624223132Stuexen } 3625217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3626217760Stuexen if (stcb) { 3627223132Stuexen stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1); 3628223132Stuexen stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value]; 3629223132Stuexen stcb->asoc.stream_scheduling_module = av->assoc_value; 3630223132Stuexen stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1); 3631217760Stuexen SCTP_TCB_UNLOCK(stcb); 3632217760Stuexen } else { 3633224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3634224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3635224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3636223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3637217760Stuexen SCTP_INP_WLOCK(inp); 3638217760Stuexen inp->sctp_ep.sctp_default_ss_module = av->assoc_value; 3639217760Stuexen SCTP_INP_WUNLOCK(inp); 3640217760Stuexen } 3641223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3642223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3643223132Stuexen SCTP_INP_RLOCK(inp); 3644223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3645223132Stuexen SCTP_TCB_LOCK(stcb); 3646223132Stuexen stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1); 3647223132Stuexen stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value]; 3648223132Stuexen stcb->asoc.stream_scheduling_module = av->assoc_value; 3649223132Stuexen stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1); 3650223132Stuexen SCTP_TCB_UNLOCK(stcb); 3651223132Stuexen } 3652223132Stuexen SCTP_INP_RUNLOCK(inp); 3653223132Stuexen } 3654217760Stuexen } 3655223132Stuexen break; 3656217760Stuexen } 3657217760Stuexen case SCTP_SS_VALUE: 3658217760Stuexen { 3659217760Stuexen struct sctp_stream_value *av; 3660217760Stuexen 3661217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize); 3662217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3663217760Stuexen if (stcb) { 3664277808Sdelphij if ((av->stream_id >= stcb->asoc.streamoutcnt) || 3665277808Sdelphij (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id], 3666277808Sdelphij av->stream_value) < 0)) { 3667217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3668217760Stuexen error = EINVAL; 3669217760Stuexen } 3670217760Stuexen SCTP_TCB_UNLOCK(stcb); 3671217760Stuexen } else { 3672223132Stuexen if (av->assoc_id == SCTP_CURRENT_ASSOC) { 3673223132Stuexen SCTP_INP_RLOCK(inp); 3674223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3675223132Stuexen SCTP_TCB_LOCK(stcb); 3676277808Sdelphij if (av->stream_id < stcb->asoc.streamoutcnt) { 3677277808Sdelphij stcb->asoc.ss_functions.sctp_ss_set_value(stcb, 3678277808Sdelphij &stcb->asoc, 3679277808Sdelphij &stcb->asoc.strmout[av->stream_id], 3680277808Sdelphij av->stream_value); 3681277808Sdelphij } 3682223132Stuexen SCTP_TCB_UNLOCK(stcb); 3683223132Stuexen } 3684223132Stuexen SCTP_INP_RUNLOCK(inp); 3685223132Stuexen 3686223132Stuexen } else { 3687223132Stuexen /* 3688223132Stuexen * Can't set stream value without 3689223132Stuexen * association 3690223132Stuexen */ 3691223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3692223132Stuexen error = EINVAL; 3693223132Stuexen } 3694217760Stuexen } 3695223132Stuexen break; 3696217760Stuexen } 3697163953Srrs case SCTP_CLR_STAT_LOG: 3698171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3699163953Srrs error = EOPNOTSUPP; 3700163953Srrs break; 3701163953Srrs case SCTP_CONTEXT: 3702163953Srrs { 3703163953Srrs struct sctp_assoc_value *av; 3704163953Srrs 3705166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3706166675Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3707166675Srrs 3708166675Srrs if (stcb) { 3709166675Srrs stcb->asoc.context = av->assoc_value; 3710166675Srrs SCTP_TCB_UNLOCK(stcb); 3711163953Srrs } else { 3712224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3713224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3714224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3715223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3716223132Stuexen SCTP_INP_WLOCK(inp); 3717223132Stuexen inp->sctp_context = av->assoc_value; 3718223132Stuexen SCTP_INP_WUNLOCK(inp); 3719223132Stuexen } 3720223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3721223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3722223132Stuexen SCTP_INP_RLOCK(inp); 3723223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3724223132Stuexen SCTP_TCB_LOCK(stcb); 3725223132Stuexen stcb->asoc.context = av->assoc_value; 3726223132Stuexen SCTP_TCB_UNLOCK(stcb); 3727223132Stuexen } 3728223132Stuexen SCTP_INP_RUNLOCK(inp); 3729223132Stuexen } 3730163953Srrs } 3731223132Stuexen break; 3732163953Srrs } 3733167598Srrs case SCTP_VRF_ID: 3734167598Srrs { 3735170056Srrs uint32_t *default_vrfid; 3736167598Srrs 3737170056Srrs SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize); 3738170056Srrs if (*default_vrfid > SCTP_MAX_VRF_ID) { 3739171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3740167598Srrs error = EINVAL; 3741167598Srrs break; 3742167598Srrs } 3743170056Srrs inp->def_vrf_id = *default_vrfid; 3744167598Srrs break; 3745167598Srrs } 3746167598Srrs case SCTP_DEL_VRF_ID: 3747167598Srrs { 3748171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3749167598Srrs error = EOPNOTSUPP; 3750167598Srrs break; 3751167598Srrs } 3752167598Srrs case SCTP_ADD_VRF_ID: 3753167598Srrs { 3754171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3755167598Srrs error = EOPNOTSUPP; 3756167598Srrs break; 3757167598Srrs } 3758170056Srrs case SCTP_DELAYED_SACK: 3759163953Srrs { 3760170056Srrs struct sctp_sack_info *sack; 3761163953Srrs 3762170056Srrs SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize); 3763170056Srrs SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id); 3764171477Srrs if (sack->sack_delay) { 3765171477Srrs if (sack->sack_delay > SCTP_MAX_SACK_DELAY) 3766171477Srrs sack->sack_delay = SCTP_MAX_SACK_DELAY; 3767223132Stuexen if (MSEC_TO_TICKS(sack->sack_delay) < 1) { 3768223132Stuexen sack->sack_delay = TICKS_TO_MSEC(1); 3769223132Stuexen } 3770171477Srrs } 3771166675Srrs if (stcb) { 3772170056Srrs if (sack->sack_delay) { 3773170056Srrs stcb->asoc.delayed_ack = sack->sack_delay; 3774170056Srrs } 3775170056Srrs if (sack->sack_freq) { 3776170056Srrs stcb->asoc.sack_freq = sack->sack_freq; 3777170056Srrs } 3778166675Srrs SCTP_TCB_UNLOCK(stcb); 3779166675Srrs } else { 3780224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3781224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3782224918Stuexen (sack->sack_assoc_id == SCTP_FUTURE_ASSOC) || 3783223132Stuexen (sack->sack_assoc_id == SCTP_ALL_ASSOC)) { 3784223132Stuexen SCTP_INP_WLOCK(inp); 3785223132Stuexen if (sack->sack_delay) { 3786223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = MSEC_TO_TICKS(sack->sack_delay); 3787170056Srrs } 3788223132Stuexen if (sack->sack_freq) { 3789223132Stuexen inp->sctp_ep.sctp_sack_freq = sack->sack_freq; 3790223132Stuexen } 3791223132Stuexen SCTP_INP_WUNLOCK(inp); 3792170056Srrs } 3793223132Stuexen if ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) || 3794223132Stuexen (sack->sack_assoc_id == SCTP_ALL_ASSOC)) { 3795223132Stuexen SCTP_INP_RLOCK(inp); 3796223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3797223132Stuexen SCTP_TCB_LOCK(stcb); 3798223132Stuexen if (sack->sack_delay) { 3799223132Stuexen stcb->asoc.delayed_ack = sack->sack_delay; 3800223132Stuexen } 3801223132Stuexen if (sack->sack_freq) { 3802223132Stuexen stcb->asoc.sack_freq = sack->sack_freq; 3803223132Stuexen } 3804223132Stuexen SCTP_TCB_UNLOCK(stcb); 3805223132Stuexen } 3806223132Stuexen SCTP_INP_RUNLOCK(inp); 3807170056Srrs } 3808163953Srrs } 3809166675Srrs break; 3810163953Srrs } 3811163953Srrs case SCTP_AUTH_CHUNK: 3812163953Srrs { 3813163953Srrs struct sctp_authchunk *sauth; 3814163953Srrs 3815166675Srrs SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize); 3816166675Srrs 3817166675Srrs SCTP_INP_WLOCK(inp); 3818171943Srrs if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) { 3819171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3820163953Srrs error = EINVAL; 3821171943Srrs } 3822166675Srrs SCTP_INP_WUNLOCK(inp); 3823163953Srrs break; 3824163953Srrs } 3825163953Srrs case SCTP_AUTH_KEY: 3826163953Srrs { 3827163953Srrs struct sctp_authkey *sca; 3828163953Srrs struct sctp_keyhead *shared_keys; 3829163953Srrs sctp_sharedkey_t *shared_key; 3830163953Srrs sctp_key_t *key = NULL; 3831166675Srrs size_t size; 3832163953Srrs 3833166675Srrs SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize); 3834223697Stuexen if (sca->sca_keylength == 0) { 3835223697Stuexen size = optsize - sizeof(struct sctp_authkey); 3836223697Stuexen } else { 3837223697Stuexen if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) { 3838223697Stuexen size = sca->sca_keylength; 3839223697Stuexen } else { 3840223697Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3841223697Stuexen error = EINVAL; 3842223697Stuexen break; 3843223697Stuexen } 3844223697Stuexen } 3845169420Srrs SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id); 3846166675Srrs 3847166675Srrs if (stcb) { 3848163953Srrs shared_keys = &stcb->asoc.shared_keys; 3849163953Srrs /* clear the cached keys for this key id */ 3850163953Srrs sctp_clear_cachedkeys(stcb, sca->sca_keynumber); 3851163953Srrs /* 3852163953Srrs * create the new shared key and 3853163953Srrs * insert/replace it 3854163953Srrs */ 3855163953Srrs if (size > 0) { 3856163953Srrs key = sctp_set_key(sca->sca_key, (uint32_t) size); 3857163953Srrs if (key == NULL) { 3858171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3859163953Srrs error = ENOMEM; 3860163953Srrs SCTP_TCB_UNLOCK(stcb); 3861163953Srrs break; 3862163953Srrs } 3863163953Srrs } 3864163953Srrs shared_key = sctp_alloc_sharedkey(); 3865163953Srrs if (shared_key == NULL) { 3866163953Srrs sctp_free_key(key); 3867171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3868163953Srrs error = ENOMEM; 3869163953Srrs SCTP_TCB_UNLOCK(stcb); 3870163953Srrs break; 3871163953Srrs } 3872163953Srrs shared_key->key = key; 3873163953Srrs shared_key->keyid = sca->sca_keynumber; 3874185694Srrs error = sctp_insert_sharedkey(shared_keys, shared_key); 3875163953Srrs SCTP_TCB_UNLOCK(stcb); 3876163953Srrs } else { 3877224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3878224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3879224918Stuexen (sca->sca_assoc_id == SCTP_FUTURE_ASSOC) || 3880223132Stuexen (sca->sca_assoc_id == SCTP_ALL_ASSOC)) { 3881223132Stuexen SCTP_INP_WLOCK(inp); 3882223132Stuexen shared_keys = &inp->sctp_ep.shared_keys; 3883223132Stuexen /* 3884223132Stuexen * clear the cached keys on all 3885223132Stuexen * assocs for this key id 3886223132Stuexen */ 3887223132Stuexen sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber); 3888223132Stuexen /* 3889223132Stuexen * create the new shared key and 3890223132Stuexen * insert/replace it 3891223132Stuexen */ 3892223132Stuexen if (size > 0) { 3893223132Stuexen key = sctp_set_key(sca->sca_key, (uint32_t) size); 3894223132Stuexen if (key == NULL) { 3895223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3896223132Stuexen error = ENOMEM; 3897223132Stuexen SCTP_INP_WUNLOCK(inp); 3898223132Stuexen break; 3899223132Stuexen } 3900223132Stuexen } 3901223132Stuexen shared_key = sctp_alloc_sharedkey(); 3902223132Stuexen if (shared_key == NULL) { 3903223132Stuexen sctp_free_key(key); 3904171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3905163953Srrs error = ENOMEM; 3906163953Srrs SCTP_INP_WUNLOCK(inp); 3907163953Srrs break; 3908163953Srrs } 3909223132Stuexen shared_key->key = key; 3910223132Stuexen shared_key->keyid = sca->sca_keynumber; 3911223132Stuexen error = sctp_insert_sharedkey(shared_keys, shared_key); 3912163953Srrs SCTP_INP_WUNLOCK(inp); 3913163953Srrs } 3914223132Stuexen if ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) || 3915223132Stuexen (sca->sca_assoc_id == SCTP_ALL_ASSOC)) { 3916223132Stuexen SCTP_INP_RLOCK(inp); 3917223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3918223132Stuexen SCTP_TCB_LOCK(stcb); 3919223132Stuexen shared_keys = &stcb->asoc.shared_keys; 3920223132Stuexen /* 3921223132Stuexen * clear the cached keys for 3922223132Stuexen * this key id 3923223132Stuexen */ 3924223132Stuexen sctp_clear_cachedkeys(stcb, sca->sca_keynumber); 3925223132Stuexen /* 3926223132Stuexen * create the new shared key 3927223132Stuexen * and insert/replace it 3928223132Stuexen */ 3929223132Stuexen if (size > 0) { 3930223132Stuexen key = sctp_set_key(sca->sca_key, (uint32_t) size); 3931223132Stuexen if (key == NULL) { 3932223132Stuexen SCTP_TCB_UNLOCK(stcb); 3933223132Stuexen continue; 3934223132Stuexen } 3935223132Stuexen } 3936223132Stuexen shared_key = sctp_alloc_sharedkey(); 3937223132Stuexen if (shared_key == NULL) { 3938223132Stuexen sctp_free_key(key); 3939223132Stuexen SCTP_TCB_UNLOCK(stcb); 3940223132Stuexen continue; 3941223132Stuexen } 3942223132Stuexen shared_key->key = key; 3943223132Stuexen shared_key->keyid = sca->sca_keynumber; 3944223132Stuexen error = sctp_insert_sharedkey(shared_keys, shared_key); 3945223132Stuexen SCTP_TCB_UNLOCK(stcb); 3946223132Stuexen } 3947223132Stuexen SCTP_INP_RUNLOCK(inp); 3948223132Stuexen } 3949163953Srrs } 3950163953Srrs break; 3951163953Srrs } 3952163953Srrs case SCTP_HMAC_IDENT: 3953163953Srrs { 3954163953Srrs struct sctp_hmacalgo *shmac; 3955163953Srrs sctp_hmaclist_t *hmaclist; 3956181054Srrs uint16_t hmacid; 3957181054Srrs uint32_t i; 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 for (i = 0; i < hmaclist->num_algo; i++) { 3982170056Srrs if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) { 3983170056Srrs /* already in list */ 3984265957Stuexen break; 3985170056Srrs } 3986170056Srrs } 3987265957Stuexen if (i == hmaclist->num_algo) { 3988265957Stuexen /* not found in list */ 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 } 4124234790Stuexen case SCTP_ENABLE_STREAM_RESET: 4125234790Stuexen { 4126234790Stuexen struct sctp_assoc_value *av; 4127185694Srrs 4128234790Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 4129234790Stuexen if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) { 4130234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4131234790Stuexen error = EINVAL; 4132234790Stuexen break; 4133234790Stuexen } 4134234790Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 4135234790Stuexen if (stcb) { 4136235168Stuexen stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value; 4137234790Stuexen SCTP_TCB_UNLOCK(stcb); 4138234790Stuexen } else { 4139234790Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4140234790Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4141234790Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 4142234790Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 4143234790Stuexen SCTP_INP_WLOCK(inp); 4144235168Stuexen inp->local_strreset_support = (uint8_t) av->assoc_value; 4145234790Stuexen SCTP_INP_WUNLOCK(inp); 4146234790Stuexen } 4147234790Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 4148234790Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 4149234790Stuexen SCTP_INP_RLOCK(inp); 4150234790Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4151234790Stuexen SCTP_TCB_LOCK(stcb); 4152235168Stuexen stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value; 4153234790Stuexen SCTP_TCB_UNLOCK(stcb); 4154234790Stuexen } 4155234790Stuexen SCTP_INP_RUNLOCK(inp); 4156234790Stuexen } 4157234790Stuexen } 4158234790Stuexen break; 4159234790Stuexen } 4160163953Srrs case SCTP_RESET_STREAMS: 4161163953Srrs { 4162234790Stuexen struct sctp_reset_streams *strrst; 4163234790Stuexen int i, send_out = 0; 4164234790Stuexen int send_in = 0; 4165163953Srrs 4166234790Stuexen SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize); 4167234790Stuexen 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 /* 4175234790Stuexen * Peer does not support the chunk type. 4176163953Srrs */ 4177234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4178234790Stuexen 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 } 4188234790Stuexen if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) { 4189163953Srrs send_in = 1; 4190234790Stuexen } 4191234790Stuexen if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) { 4192163953Srrs send_out = 1; 4193234790Stuexen } 4194234790Stuexen if ((send_in == 0) && (send_out == 0)) { 4195234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4196234790Stuexen error = EINVAL; 4197234790Stuexen SCTP_TCB_UNLOCK(stcb); 4198234790Stuexen break; 4199234790Stuexen } 4200234790Stuexen for (i = 0; i < strrst->srs_number_streams; i++) { 4201234790Stuexen if ((send_in) && 4202234790Stuexen (strrst->srs_stream_list[i] > stcb->asoc.streamincnt)) { 4203234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4204188854Srrs error = EINVAL; 4205234790Stuexen break; 4206188854Srrs } 4207234790Stuexen if ((send_out) && 4208234790Stuexen (strrst->srs_stream_list[i] > stcb->asoc.streamoutcnt)) { 4209234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4210234790Stuexen error = EINVAL; 4211234790Stuexen break; 4212188854Srrs } 4213234790Stuexen } 4214234790Stuexen if (error) { 4215234790Stuexen SCTP_TCB_UNLOCK(stcb); 4216234790Stuexen break; 4217234790Stuexen } 4218234790Stuexen error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams, 4219234790Stuexen strrst->srs_stream_list, 4220234790Stuexen send_out, send_in, 0, 0, 0, 0, 0); 4221234790Stuexen 4222234790Stuexen sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4223234790Stuexen SCTP_TCB_UNLOCK(stcb); 4224234790Stuexen break; 4225234790Stuexen } 4226234790Stuexen case SCTP_ADD_STREAMS: 4227234790Stuexen { 4228234790Stuexen struct sctp_add_streams *stradd; 4229234790Stuexen uint8_t addstream = 0; 4230234790Stuexen uint16_t add_o_strmcnt = 0; 4231234790Stuexen uint16_t add_i_strmcnt = 0; 4232234790Stuexen 4233234790Stuexen SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize); 4234234790Stuexen SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id); 4235234790Stuexen if (stcb == NULL) { 4236234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4237234790Stuexen error = ENOENT; 4238234790Stuexen break; 4239234790Stuexen } 4240235169Stuexen if (stcb->asoc.peer_supports_strreset == 0) { 4241235169Stuexen /* 4242235169Stuexen * Peer does not support the chunk type. 4243235169Stuexen */ 4244235169Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4245235169Stuexen error = EOPNOTSUPP; 4246235169Stuexen SCTP_TCB_UNLOCK(stcb); 4247235169Stuexen break; 4248235169Stuexen } 4249235169Stuexen if (stcb->asoc.stream_reset_outstanding) { 4250235169Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4251235169Stuexen error = EALREADY; 4252235169Stuexen SCTP_TCB_UNLOCK(stcb); 4253235169Stuexen break; 4254235169Stuexen } 4255234790Stuexen if ((stradd->sas_outstrms == 0) && 4256234790Stuexen (stradd->sas_instrms == 0)) { 4257234790Stuexen error = EINVAL; 4258234790Stuexen goto skip_stuff; 4259234790Stuexen } 4260234790Stuexen if (stradd->sas_outstrms) { 4261188854Srrs addstream = 1; 4262188854Srrs /* We allocate here */ 4263234790Stuexen add_o_strmcnt = stradd->sas_outstrms; 4264234790Stuexen 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 } 4270234790Stuexen if (stradd->sas_instrms) { 4271234790Stuexen int cnt; 4272163953Srrs 4273234790Stuexen addstream |= 2; 4274234790Stuexen /* 4275234790Stuexen * We allocate inside 4276234790Stuexen * sctp_send_str_reset_req() 4277234790Stuexen */ 4278234790Stuexen add_i_strmcnt = stradd->sas_instrms; 4279234790Stuexen cnt = add_i_strmcnt; 4280234790Stuexen cnt += stcb->asoc.streamincnt; 4281234790Stuexen if (cnt > 0x0000ffff) { 4282234790Stuexen /* You can't have more than 64k */ 4283163953Srrs error = EINVAL; 4284234790Stuexen goto skip_stuff; 4285163953Srrs } 4286234790Stuexen if (cnt > (int)stcb->asoc.max_inbound_streams) { 4287234790Stuexen /* More than you are allowed */ 4288163953Srrs error = EINVAL; 4289234790Stuexen goto skip_stuff; 4290163953Srrs } 4291163953Srrs } 4292234790Stuexen error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0); 4293234790Stuexen sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4294188854Srrs skip_stuff: 4295234790Stuexen SCTP_TCB_UNLOCK(stcb); 4296234790Stuexen break; 4297234790Stuexen } 4298234790Stuexen case SCTP_RESET_ASSOC: 4299234790Stuexen { 4300234790Stuexen uint32_t *value; 4301234790Stuexen 4302234790Stuexen SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize); 4303234790Stuexen SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value); 4304234790Stuexen if (stcb == NULL) { 4305234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4306234790Stuexen error = ENOENT; 4307234790Stuexen break; 4308234790Stuexen } 4309234790Stuexen if (stcb->asoc.peer_supports_strreset == 0) { 4310234790Stuexen /* 4311234790Stuexen * Peer does not support the chunk type. 4312234790Stuexen */ 4313234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4314234790Stuexen error = EOPNOTSUPP; 4315163953Srrs SCTP_TCB_UNLOCK(stcb); 4316163953Srrs break; 4317163953Srrs } 4318234790Stuexen if (stcb->asoc.stream_reset_outstanding) { 4319234790Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4320234790Stuexen error = EALREADY; 4321234790Stuexen SCTP_TCB_UNLOCK(stcb); 4322234790Stuexen break; 4323234790Stuexen } 4324234790Stuexen 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; 4632252966Stuexen inp->sctp_ep.adaptation_layer_indicator_provided = 1; 4633163953Srrs SCTP_INP_WUNLOCK(inp); 4634223132Stuexen break; 4635163953Srrs } 4636166675Srrs#ifdef SCTP_DEBUG 4637163953Srrs case SCTP_SET_INITIAL_DBG_SEQ: 4638163953Srrs { 4639163953Srrs uint32_t *vvv; 4640163953Srrs 4641166675Srrs SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize); 4642163953Srrs SCTP_INP_WLOCK(inp); 4643163953Srrs inp->sctp_ep.initial_sequence_debug = *vvv; 4644163953Srrs SCTP_INP_WUNLOCK(inp); 4645223132Stuexen break; 4646163953Srrs } 4647166675Srrs#endif 4648163953Srrs case SCTP_DEFAULT_SEND_PARAM: 4649163953Srrs { 4650163953Srrs struct sctp_sndrcvinfo *s_info; 4651163953Srrs 4652166675Srrs SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize); 4653166675Srrs SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id); 4654163953Srrs 4655166675Srrs if (stcb) { 4656223132Stuexen if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) { 4657170056Srrs memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send))); 4658163953Srrs } else { 4659171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4660166675Srrs error = EINVAL; 4661163953Srrs } 4662166675Srrs SCTP_TCB_UNLOCK(stcb); 4663166675Srrs } else { 4664224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4665224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4666224918Stuexen (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) || 4667223132Stuexen (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) { 4668223132Stuexen SCTP_INP_WLOCK(inp); 4669223132Stuexen memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send))); 4670223132Stuexen SCTP_INP_WUNLOCK(inp); 4671223132Stuexen } 4672223132Stuexen if ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) || 4673223132Stuexen (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) { 4674223132Stuexen SCTP_INP_RLOCK(inp); 4675223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4676223132Stuexen SCTP_TCB_LOCK(stcb); 4677223132Stuexen if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) { 4678223132Stuexen memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send))); 4679223132Stuexen } 4680223132Stuexen SCTP_TCB_UNLOCK(stcb); 4681223132Stuexen } 4682223132Stuexen SCTP_INP_RUNLOCK(inp); 4683223132Stuexen } 4684163953Srrs } 4685223132Stuexen break; 4686163953Srrs } 4687163953Srrs case SCTP_PEER_ADDR_PARAMS: 4688163953Srrs { 4689163953Srrs struct sctp_paddrparams *paddrp; 4690163953Srrs struct sctp_nets *net; 4691163953Srrs 4692166675Srrs SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize); 4693166675Srrs SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); 4694163953Srrs net = NULL; 4695166675Srrs if (stcb) { 4696166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); 4697166675Srrs } else { 4698166675Srrs /* 4699166675Srrs * We increment here since 4700166675Srrs * sctp_findassociation_ep_addr() wil do a 4701166675Srrs * decrement if it finds the stcb as long as 4702166675Srrs * the locked tcb (last argument) is NOT a 4703166675Srrs * TCB.. aka NULL. 4704166675Srrs */ 4705166675Srrs SCTP_INP_INCR_REF(inp); 4706166675Srrs stcb = sctp_findassociation_ep_addr(&inp, 4707166675Srrs (struct sockaddr *)&paddrp->spp_address, 4708166675Srrs &net, NULL, NULL); 4709163953Srrs if (stcb == NULL) { 4710166675Srrs SCTP_INP_DECR_REF(inp); 4711163953Srrs } 4712163953Srrs } 4713171943Srrs if (stcb && (net == NULL)) { 4714171943Srrs struct sockaddr *sa; 4715171943Srrs 4716171943Srrs sa = (struct sockaddr *)&paddrp->spp_address; 4717221249Stuexen#ifdef INET 4718171943Srrs if (sa->sa_family == AF_INET) { 4719221249Stuexen 4720171943Srrs struct sockaddr_in *sin; 4721171943Srrs 4722171943Srrs sin = (struct sockaddr_in *)sa; 4723171943Srrs if (sin->sin_addr.s_addr) { 4724171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4725171943Srrs SCTP_TCB_UNLOCK(stcb); 4726171943Srrs error = EINVAL; 4727171943Srrs break; 4728171943Srrs } 4729221249Stuexen } else 4730221249Stuexen#endif 4731221249Stuexen#ifdef INET6 4732221249Stuexen if (sa->sa_family == AF_INET6) { 4733171943Srrs struct sockaddr_in6 *sin6; 4734171943Srrs 4735171943Srrs sin6 = (struct sockaddr_in6 *)sa; 4736171943Srrs if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 4737171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4738171943Srrs SCTP_TCB_UNLOCK(stcb); 4739171943Srrs error = EINVAL; 4740171943Srrs break; 4741171943Srrs } 4742221249Stuexen } else 4743221249Stuexen#endif 4744221249Stuexen { 4745171943Srrs error = EAFNOSUPPORT; 4746171943Srrs SCTP_TCB_UNLOCK(stcb); 4747171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 4748171943Srrs break; 4749171943Srrs } 4750171943Srrs } 4751170056Srrs /* sanity checks */ 4752170056Srrs if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) { 4753170056Srrs if (stcb) 4754170056Srrs SCTP_TCB_UNLOCK(stcb); 4755171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4756170056Srrs return (EINVAL); 4757170056Srrs } 4758170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) { 4759170056Srrs if (stcb) 4760170056Srrs SCTP_TCB_UNLOCK(stcb); 4761171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4762170056Srrs return (EINVAL); 4763170056Srrs } 4764163953Srrs if (stcb) { 4765163953Srrs /************************TCB SPECIFIC SET ******************/ 4766163953Srrs /* 4767163953Srrs * do we change the timer for HB, we run 4768163953Srrs * only one? 4769163953Srrs */ 4770170056Srrs int ovh = 0; 4771170056Srrs 4772170056Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 4773170056Srrs ovh = SCTP_MED_OVERHEAD; 4774170056Srrs } else { 4775170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 4776170056Srrs } 4777170056Srrs 4778163953Srrs /* network sets ? */ 4779163953Srrs if (net) { 4780163953Srrs /************************NET SPECIFIC SET ******************/ 4781224641Stuexen if (paddrp->spp_flags & SPP_HB_DISABLE) { 4782224641Stuexen if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) && 4783224641Stuexen !(net->dest_state & SCTP_ADDR_NOHB)) { 4784224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4785224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4786171440Srrs } 4787163953Srrs net->dest_state |= SCTP_ADDR_NOHB; 4788163953Srrs } 4789163953Srrs if (paddrp->spp_flags & SPP_HB_ENABLE) { 4790224641Stuexen if (paddrp->spp_hbinterval) { 4791224641Stuexen net->heart_beat_delay = paddrp->spp_hbinterval; 4792224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4793224641Stuexen net->heart_beat_delay = 0; 4794224641Stuexen } 4795224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4796224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4797224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4798163953Srrs net->dest_state &= ~SCTP_ADDR_NOHB; 4799163953Srrs } 4800224641Stuexen if (paddrp->spp_flags & SPP_HB_DEMAND) { 4801224641Stuexen /* on demand HB */ 4802224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4803231029Stuexen sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED); 4804224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4805224641Stuexen } 4806170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) { 4807165647Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4808165220Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 4809165220Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4810163953Srrs } 4811225635Stuexen net->dest_state |= SCTP_ADDR_NO_PMTUD; 4812266047Stuexen net->mtu = paddrp->spp_pathmtu + ovh; 4813266047Stuexen if (net->mtu < stcb->asoc.smallest_mtu) { 4814266047Stuexen sctp_pathmtu_adjustment(stcb, net->mtu); 4815163953Srrs } 4816163953Srrs } 4817163953Srrs if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 4818225635Stuexen if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4819163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 4820163953Srrs } 4821225635Stuexen net->dest_state &= ~SCTP_ADDR_NO_PMTUD; 4822163953Srrs } 4823224641Stuexen if (paddrp->spp_pathmaxrxt) { 4824224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 4825224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4826224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 4827224641Stuexen } 4828224641Stuexen } else { 4829224641Stuexen if ((net->error_count <= paddrp->spp_pathmaxrxt) && 4830224641Stuexen (net->error_count > net->pf_threshold)) { 4831224641Stuexen net->dest_state |= SCTP_ADDR_PF; 4832224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4833224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 4834224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 4835224641Stuexen } 4836224641Stuexen } 4837224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 4838224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4839224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 4840237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 4841224641Stuexen } 4842224641Stuexen } else { 4843224641Stuexen if (net->error_count <= paddrp->spp_pathmaxrxt) { 4844224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 4845237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 4846224641Stuexen } 4847224641Stuexen } 4848163953Srrs net->failure_threshold = paddrp->spp_pathmaxrxt; 4849224641Stuexen } 4850224870Stuexen if (paddrp->spp_flags & SPP_DSCP) { 4851226304Stuexen net->dscp = paddrp->spp_dscp & 0xfc; 4852225549Stuexen net->dscp |= 0x01; 4853163953Srrs } 4854167598Srrs#ifdef INET6 4855163953Srrs if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 4856225549Stuexen if (net->ro._l_addr.sa.sa_family == AF_INET6) { 4857224870Stuexen net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4858225549Stuexen net->flowlabel |= 0x80000000; 4859163953Srrs } 4860163953Srrs } 4861163953Srrs#endif 4862163953Srrs } else { 4863163953Srrs /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/ 4864224641Stuexen if (paddrp->spp_pathmaxrxt) { 4865163953Srrs stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt; 4866224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4867224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 4868224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4869224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 4870224641Stuexen } 4871224641Stuexen } else { 4872224641Stuexen if ((net->error_count <= paddrp->spp_pathmaxrxt) && 4873224641Stuexen (net->error_count > net->pf_threshold)) { 4874224641Stuexen net->dest_state |= SCTP_ADDR_PF; 4875224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4876224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 4877224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 4878224641Stuexen } 4879224641Stuexen } 4880224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 4881224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4882224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 4883237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 4884224641Stuexen } 4885224641Stuexen } else { 4886224641Stuexen if (net->error_count <= paddrp->spp_pathmaxrxt) { 4887224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 4888237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 4889224641Stuexen } 4890224641Stuexen } 4891224641Stuexen net->failure_threshold = paddrp->spp_pathmaxrxt; 4892224641Stuexen } 4893224641Stuexen } 4894163953Srrs if (paddrp->spp_flags & SPP_HB_ENABLE) { 4895224641Stuexen if (paddrp->spp_hbinterval) { 4896224641Stuexen stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval; 4897224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4898224641Stuexen stcb->asoc.heart_beat_delay = 0; 4899224641Stuexen } 4900163953Srrs /* Turn back on the timer */ 4901224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4902224641Stuexen if (paddrp->spp_hbinterval) { 4903224641Stuexen net->heart_beat_delay = paddrp->spp_hbinterval; 4904224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4905224641Stuexen net->heart_beat_delay = 0; 4906224641Stuexen } 4907224641Stuexen if (net->dest_state & SCTP_ADDR_NOHB) { 4908224641Stuexen net->dest_state &= ~SCTP_ADDR_NOHB; 4909224641Stuexen } 4910224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4911224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4912224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4913224641Stuexen } 4914225635Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 4915163953Srrs } 4916224641Stuexen if (paddrp->spp_flags & SPP_HB_DISABLE) { 4917224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4918224641Stuexen if (!(net->dest_state & SCTP_ADDR_NOHB)) { 4919224641Stuexen net->dest_state |= SCTP_ADDR_NOHB; 4920224641Stuexen if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) { 4921224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4922224641Stuexen } 4923224641Stuexen } 4924224641Stuexen } 4925225635Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 4926224641Stuexen } 4927170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) { 4928170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4929170056Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4930170056Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 4931170056Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4932170056Srrs } 4933225635Stuexen net->dest_state |= SCTP_ADDR_NO_PMTUD; 4934266047Stuexen net->mtu = paddrp->spp_pathmtu + ovh; 4935266047Stuexen if (net->mtu < stcb->asoc.smallest_mtu) { 4936266047Stuexen sctp_pathmtu_adjustment(stcb, net->mtu); 4937170056Srrs } 4938170056Srrs } 4939225635Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 4940170056Srrs } 4941170056Srrs if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 4942170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4943225635Stuexen if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4944170056Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 4945170056Srrs } 4946225635Stuexen net->dest_state &= ~SCTP_ADDR_NO_PMTUD; 4947170056Srrs } 4948225635Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 4949170056Srrs } 4950224870Stuexen if (paddrp->spp_flags & SPP_DSCP) { 4951224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4952226304Stuexen net->dscp = paddrp->spp_dscp & 0xfc; 4953225549Stuexen net->dscp |= 0x01; 4954163953Srrs } 4955226304Stuexen stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc; 4956225549Stuexen stcb->asoc.default_dscp |= 0x01; 4957163953Srrs } 4958225549Stuexen#ifdef INET6 4959224641Stuexen if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 4960170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4961225549Stuexen if (net->ro._l_addr.sa.sa_family == AF_INET6) { 4962225549Stuexen net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4963225549Stuexen net->flowlabel |= 0x80000000; 4964225549Stuexen } 4965170056Srrs } 4966225549Stuexen stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4967225549Stuexen stcb->asoc.default_flowlabel |= 0x80000000; 4968163953Srrs } 4969225549Stuexen#endif 4970163953Srrs } 4971163953Srrs SCTP_TCB_UNLOCK(stcb); 4972163953Srrs } else { 4973163953Srrs /************************NO TCB, SET TO default stuff ******************/ 4974224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4975224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4976224918Stuexen (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) { 4977223132Stuexen SCTP_INP_WLOCK(inp); 4978223132Stuexen /* 4979223132Stuexen * For the TOS/FLOWLABEL stuff you 4980223132Stuexen * set it with the options on the 4981223132Stuexen * socket 4982223132Stuexen */ 4983223132Stuexen if (paddrp->spp_pathmaxrxt) { 4984223132Stuexen inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt; 4985223132Stuexen } 4986223132Stuexen if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) 4987223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0; 4988223132Stuexen else if (paddrp->spp_hbinterval) { 4989223132Stuexen if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL) 4990223132Stuexen paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL; 4991223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval); 4992223132Stuexen } 4993223132Stuexen if (paddrp->spp_flags & SPP_HB_ENABLE) { 4994224641Stuexen if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4995224641Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0; 4996224641Stuexen } else if (paddrp->spp_hbinterval) { 4997224641Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval); 4998224641Stuexen } 4999223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 5000223132Stuexen } else if (paddrp->spp_flags & SPP_HB_DISABLE) { 5001223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 5002223132Stuexen } 5003225635Stuexen if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 5004225635Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 5005225635Stuexen } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) { 5006225635Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 5007225635Stuexen } 5008225549Stuexen if (paddrp->spp_flags & SPP_DSCP) { 5009226304Stuexen inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc; 5010225549Stuexen inp->sctp_ep.default_dscp |= 0x01; 5011225549Stuexen } 5012225549Stuexen#ifdef INET6 5013225549Stuexen if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 5014225549Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 5015225549Stuexen inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 5016225549Stuexen inp->sctp_ep.default_flowlabel |= 0x80000000; 5017225549Stuexen } 5018225549Stuexen } 5019225549Stuexen#endif 5020223132Stuexen SCTP_INP_WUNLOCK(inp); 5021223132Stuexen } else { 5022223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5023223132Stuexen error = EINVAL; 5024163953Srrs } 5025163953Srrs } 5026223132Stuexen break; 5027163953Srrs } 5028163953Srrs case SCTP_RTOINFO: 5029163953Srrs { 5030163953Srrs struct sctp_rtoinfo *srto; 5031169655Srrs uint32_t new_init, new_min, new_max; 5032163953Srrs 5033166675Srrs SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize); 5034166675Srrs SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id); 5035166675Srrs 5036166675Srrs if (stcb) { 5037167598Srrs if (srto->srto_initial) 5038169655Srrs new_init = srto->srto_initial; 5039169655Srrs else 5040169655Srrs new_init = stcb->asoc.initial_rto; 5041167598Srrs if (srto->srto_max) 5042169655Srrs new_max = srto->srto_max; 5043169655Srrs else 5044169655Srrs new_max = stcb->asoc.maxrto; 5045167598Srrs if (srto->srto_min) 5046169655Srrs new_min = srto->srto_min; 5047169655Srrs else 5048169655Srrs new_min = stcb->asoc.minrto; 5049169655Srrs if ((new_min <= new_init) && (new_init <= new_max)) { 5050169655Srrs stcb->asoc.initial_rto = new_init; 5051169655Srrs stcb->asoc.maxrto = new_max; 5052169655Srrs stcb->asoc.minrto = new_min; 5053169655Srrs } else { 5054179783Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5055179783Srrs error = EINVAL; 5056169655Srrs } 5057166675Srrs SCTP_TCB_UNLOCK(stcb); 5058166675Srrs } else { 5059224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5060224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5061224918Stuexen (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) { 5062223132Stuexen SCTP_INP_WLOCK(inp); 5063223132Stuexen if (srto->srto_initial) 5064223132Stuexen new_init = srto->srto_initial; 5065223132Stuexen else 5066223132Stuexen new_init = inp->sctp_ep.initial_rto; 5067223132Stuexen if (srto->srto_max) 5068223132Stuexen new_max = srto->srto_max; 5069223132Stuexen else 5070223132Stuexen new_max = inp->sctp_ep.sctp_maxrto; 5071223132Stuexen if (srto->srto_min) 5072223132Stuexen new_min = srto->srto_min; 5073223132Stuexen else 5074223132Stuexen new_min = inp->sctp_ep.sctp_minrto; 5075223132Stuexen if ((new_min <= new_init) && (new_init <= new_max)) { 5076223132Stuexen inp->sctp_ep.initial_rto = new_init; 5077223132Stuexen inp->sctp_ep.sctp_maxrto = new_max; 5078223132Stuexen inp->sctp_ep.sctp_minrto = new_min; 5079223132Stuexen } else { 5080223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5081223132Stuexen error = EINVAL; 5082223132Stuexen } 5083223132Stuexen SCTP_INP_WUNLOCK(inp); 5084169655Srrs } else { 5085179783Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5086179783Srrs error = EINVAL; 5087169655Srrs } 5088163953Srrs } 5089223132Stuexen break; 5090163953Srrs } 5091163953Srrs case SCTP_ASSOCINFO: 5092163953Srrs { 5093163953Srrs struct sctp_assocparams *sasoc; 5094163953Srrs 5095166675Srrs SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize); 5096166675Srrs SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id); 5097171477Srrs if (sasoc->sasoc_cookie_life) { 5098171477Srrs /* boundary check the cookie life */ 5099171477Srrs if (sasoc->sasoc_cookie_life < 1000) 5100171477Srrs sasoc->sasoc_cookie_life = 1000; 5101171477Srrs if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) { 5102171477Srrs sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE; 5103171477Srrs } 5104171477Srrs } 5105163953Srrs if (stcb) { 5106163953Srrs if (sasoc->sasoc_asocmaxrxt) 5107163953Srrs stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt; 5108170056Srrs if (sasoc->sasoc_cookie_life) { 5109171572Srrs stcb->asoc.cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life); 5110167598Srrs } 5111163953Srrs SCTP_TCB_UNLOCK(stcb); 5112163953Srrs } else { 5113224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5114224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5115224918Stuexen (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) { 5116223132Stuexen SCTP_INP_WLOCK(inp); 5117223132Stuexen if (sasoc->sasoc_asocmaxrxt) 5118223132Stuexen inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt; 5119223132Stuexen if (sasoc->sasoc_cookie_life) { 5120223132Stuexen inp->sctp_ep.def_cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life); 5121223132Stuexen } 5122223132Stuexen SCTP_INP_WUNLOCK(inp); 5123223132Stuexen } else { 5124223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5125223132Stuexen error = EINVAL; 5126167598Srrs } 5127163953Srrs } 5128223132Stuexen break; 5129163953Srrs } 5130163953Srrs case SCTP_INITMSG: 5131163953Srrs { 5132163953Srrs struct sctp_initmsg *sinit; 5133163953Srrs 5134166675Srrs SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize); 5135163953Srrs SCTP_INP_WLOCK(inp); 5136163953Srrs if (sinit->sinit_num_ostreams) 5137163953Srrs inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams; 5138163953Srrs 5139163953Srrs if (sinit->sinit_max_instreams) 5140163953Srrs inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams; 5141163953Srrs 5142163953Srrs if (sinit->sinit_max_attempts) 5143163953Srrs inp->sctp_ep.max_init_times = sinit->sinit_max_attempts; 5144163953Srrs 5145167598Srrs if (sinit->sinit_max_init_timeo) 5146163953Srrs inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo; 5147163953Srrs SCTP_INP_WUNLOCK(inp); 5148223132Stuexen break; 5149163953Srrs } 5150163953Srrs case SCTP_PRIMARY_ADDR: 5151163953Srrs { 5152163953Srrs struct sctp_setprim *spa; 5153223132Stuexen struct sctp_nets *net; 5154163953Srrs 5155166675Srrs SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize); 5156166675Srrs SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id); 5157163953Srrs 5158166675Srrs net = NULL; 5159166675Srrs if (stcb) { 5160166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&spa->ssp_addr); 5161166675Srrs } else { 5162166675Srrs /* 5163166675Srrs * We increment here since 5164166675Srrs * sctp_findassociation_ep_addr() wil do a 5165166675Srrs * decrement if it finds the stcb as long as 5166166675Srrs * the locked tcb (last argument) is NOT a 5167166675Srrs * TCB.. aka NULL. 5168166675Srrs */ 5169163953Srrs SCTP_INP_INCR_REF(inp); 5170163953Srrs stcb = sctp_findassociation_ep_addr(&inp, 5171163953Srrs (struct sockaddr *)&spa->ssp_addr, 5172163953Srrs &net, NULL, NULL); 5173163953Srrs if (stcb == NULL) { 5174163953Srrs SCTP_INP_DECR_REF(inp); 5175163953Srrs } 5176163953Srrs } 5177166675Srrs 5178166675Srrs if ((stcb) && (net)) { 5179166675Srrs if ((net != stcb->asoc.primary_destination) && 5180166675Srrs (!(net->dest_state & SCTP_ADDR_UNCONFIRMED))) { 5181166675Srrs /* Ok we need to set it */ 5182166675Srrs if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) { 5183224641Stuexen if ((stcb->asoc.alternate) && 5184224641Stuexen (!(net->dest_state & SCTP_ADDR_PF)) && 5185224641Stuexen (net->dest_state & SCTP_ADDR_REACHABLE)) { 5186224641Stuexen sctp_free_remote_addr(stcb->asoc.alternate); 5187224641Stuexen stcb->asoc.alternate = NULL; 5188166675Srrs } 5189163953Srrs } 5190163953Srrs } 5191166675Srrs } else { 5192171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5193166675Srrs error = EINVAL; 5194163953Srrs } 5195166675Srrs if (stcb) { 5196166675Srrs SCTP_TCB_UNLOCK(stcb); 5197166675Srrs } 5198223132Stuexen break; 5199163953Srrs } 5200167598Srrs case SCTP_SET_DYNAMIC_PRIMARY: 5201167598Srrs { 5202167598Srrs union sctp_sockstore *ss; 5203163953Srrs 5204170587Srwatson error = priv_check(curthread, 5205170587Srwatson PRIV_NETINET_RESERVEDPORT); 5206167598Srrs if (error) 5207167598Srrs break; 5208167598Srrs 5209167598Srrs SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize); 5210167598Srrs /* SUPER USER CHECK? */ 5211167598Srrs error = sctp_dynamic_set_primary(&ss->sa, vrf_id); 5212223132Stuexen break; 5213167598Srrs } 5214163953Srrs case SCTP_SET_PEER_PRIMARY_ADDR: 5215163953Srrs { 5216163953Srrs struct sctp_setpeerprim *sspp; 5217163953Srrs 5218166675Srrs SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize); 5219166675Srrs SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id); 5220169208Srrs if (stcb != NULL) { 5221170056Srrs struct sctp_ifa *ifa; 5222170056Srrs 5223170056Srrs ifa = sctp_find_ifa_by_addr((struct sockaddr *)&sspp->sspp_addr, 5224172091Srrs stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED); 5225170056Srrs if (ifa == NULL) { 5226171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5227166675Srrs error = EINVAL; 5228170056Srrs goto out_of_it; 5229166675Srrs } 5230170056Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) { 5231170056Srrs /* 5232170056Srrs * Must validate the ifa found is in 5233170056Srrs * our ep 5234170056Srrs */ 5235170056Srrs struct sctp_laddr *laddr; 5236170056Srrs int found = 0; 5237170056Srrs 5238170056Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 5239170056Srrs if (laddr->ifa == NULL) { 5240170056Srrs SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n", 5241170056Srrs __FUNCTION__); 5242170056Srrs continue; 5243170056Srrs } 5244170056Srrs if (laddr->ifa == ifa) { 5245170056Srrs found = 1; 5246170056Srrs break; 5247170056Srrs } 5248170056Srrs } 5249170056Srrs if (!found) { 5250171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5251170056Srrs error = EINVAL; 5252170056Srrs goto out_of_it; 5253170056Srrs } 5254267799Stuexen } else { 5255267799Stuexen switch (sspp->sspp_addr.ss_family) { 5256267799Stuexen#ifdef INET 5257267799Stuexen case AF_INET: 5258267799Stuexen { 5259267799Stuexen struct sockaddr_in *sin; 5260267799Stuexen 5261267799Stuexen sin = (struct sockaddr_in *)&sspp->sspp_addr; 5262267799Stuexen if (prison_check_ip4(inp->ip_inp.inp.inp_cred, 5263267799Stuexen &sin->sin_addr) != 0) { 5264267799Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5265267799Stuexen error = EINVAL; 5266267799Stuexen goto out_of_it; 5267267799Stuexen } 5268267799Stuexen break; 5269267799Stuexen } 5270267799Stuexen#endif 5271267799Stuexen#ifdef INET6 5272267799Stuexen case AF_INET6: 5273267799Stuexen { 5274267799Stuexen struct sockaddr_in6 *sin6; 5275267799Stuexen 5276267799Stuexen sin6 = (struct sockaddr_in6 *)&sspp->sspp_addr; 5277267799Stuexen if (prison_check_ip6(inp->ip_inp.inp.inp_cred, 5278267799Stuexen &sin6->sin6_addr) != 0) { 5279267799Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5280267799Stuexen error = EINVAL; 5281267799Stuexen goto out_of_it; 5282267799Stuexen } 5283267799Stuexen break; 5284267799Stuexen } 5285267799Stuexen#endif 5286267799Stuexen default: 5287267799Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5288267799Stuexen error = EINVAL; 5289267799Stuexen goto out_of_it; 5290267799Stuexen } 5291170056Srrs } 5292170056Srrs if (sctp_set_primary_ip_address_sa(stcb, 5293170056Srrs (struct sockaddr *)&sspp->sspp_addr) != 0) { 5294171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5295170056Srrs error = EINVAL; 5296170056Srrs } 5297170056Srrs out_of_it: 5298169208Srrs SCTP_TCB_UNLOCK(stcb); 5299166675Srrs } else { 5300171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5301163953Srrs error = EINVAL; 5302163953Srrs } 5303223132Stuexen break; 5304163953Srrs } 5305163953Srrs case SCTP_BINDX_ADD_ADDR: 5306163953Srrs { 5307163953Srrs struct sctp_getaddresses *addrs; 5308171477Srrs struct thread *td; 5309163953Srrs 5310171477Srrs td = (struct thread *)p; 5311170606Srrs SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, 5312170606Srrs optsize); 5313221249Stuexen#ifdef INET 5314171477Srrs if (addrs->addr->sa_family == AF_INET) { 5315238613Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) { 5316171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5317171477Srrs error = EINVAL; 5318171477Srrs break; 5319171477Srrs } 5320188590Srrs if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) { 5321188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5322185435Sbz break; 5323171477Srrs } 5324221249Stuexen } else 5325221249Stuexen#endif 5326185435Sbz#ifdef INET6 5327221249Stuexen if (addrs->addr->sa_family == AF_INET6) { 5328238613Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) { 5329171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5330171477Srrs error = EINVAL; 5331171477Srrs break; 5332171477Srrs } 5333188590Srrs if (td != NULL && (error = prison_local_ip6(td->td_ucred, &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr), 5334188590Srrs (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) { 5335188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5336185435Sbz break; 5337185435Sbz } 5338221249Stuexen } else 5339185435Sbz#endif 5340221249Stuexen { 5341185435Sbz error = EAFNOSUPPORT; 5342185435Sbz break; 5343171477Srrs } 5344170606Srrs sctp_bindx_add_address(so, inp, addrs->addr, 5345170606Srrs addrs->sget_assoc_id, vrf_id, 5346170606Srrs &error, p); 5347223132Stuexen break; 5348163953Srrs } 5349163953Srrs case SCTP_BINDX_REM_ADDR: 5350163953Srrs { 5351163953Srrs struct sctp_getaddresses *addrs; 5352171477Srrs struct thread *td; 5353163953Srrs 5354171477Srrs td = (struct thread *)p; 5355185435Sbz 5356166675Srrs SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, optsize); 5357221249Stuexen#ifdef INET 5358171477Srrs if (addrs->addr->sa_family == AF_INET) { 5359238613Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in)) { 5360171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5361171477Srrs error = EINVAL; 5362171477Srrs break; 5363171477Srrs } 5364188590Srrs if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) { 5365188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5366185435Sbz break; 5367171477Srrs } 5368221249Stuexen } else 5369221249Stuexen#endif 5370185435Sbz#ifdef INET6 5371221249Stuexen if (addrs->addr->sa_family == AF_INET6) { 5372238613Stuexen if (optsize < sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6)) { 5373171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5374171477Srrs error = EINVAL; 5375171477Srrs break; 5376171477Srrs } 5377224641Stuexen if (td != NULL && 5378224641Stuexen (error = prison_local_ip6(td->td_ucred, 5379224641Stuexen &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr), 5380188590Srrs (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) { 5381188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5382185435Sbz break; 5383185435Sbz } 5384221249Stuexen } else 5385185435Sbz#endif 5386221249Stuexen { 5387185435Sbz error = EAFNOSUPPORT; 5388185435Sbz break; 5389171477Srrs } 5390231038Stuexen sctp_bindx_delete_address(inp, addrs->addr, 5391170606Srrs addrs->sget_assoc_id, vrf_id, 5392170606Srrs &error); 5393223132Stuexen break; 5394163953Srrs } 5395223132Stuexen case SCTP_EVENT: 5396223132Stuexen { 5397223132Stuexen struct sctp_event *event; 5398223132Stuexen uint32_t event_type; 5399223132Stuexen 5400223132Stuexen SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize); 5401223132Stuexen SCTP_FIND_STCB(inp, stcb, event->se_assoc_id); 5402223132Stuexen switch (event->se_type) { 5403223132Stuexen case SCTP_ASSOC_CHANGE: 5404223132Stuexen event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT; 5405223132Stuexen break; 5406223132Stuexen case SCTP_PEER_ADDR_CHANGE: 5407223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPADDREVNT; 5408223132Stuexen break; 5409223132Stuexen case SCTP_REMOTE_ERROR: 5410223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPEERERR; 5411223132Stuexen break; 5412223132Stuexen case SCTP_SEND_FAILED: 5413223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT; 5414223132Stuexen break; 5415223132Stuexen case SCTP_SHUTDOWN_EVENT: 5416223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT; 5417223132Stuexen break; 5418223132Stuexen case SCTP_ADAPTATION_INDICATION: 5419223132Stuexen event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT; 5420223132Stuexen break; 5421223132Stuexen case SCTP_PARTIAL_DELIVERY_EVENT: 5422223132Stuexen event_type = SCTP_PCB_FLAGS_PDAPIEVNT; 5423223132Stuexen break; 5424223132Stuexen case SCTP_AUTHENTICATION_EVENT: 5425223132Stuexen event_type = SCTP_PCB_FLAGS_AUTHEVNT; 5426223132Stuexen break; 5427223132Stuexen case SCTP_STREAM_RESET_EVENT: 5428223132Stuexen event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT; 5429223132Stuexen break; 5430223132Stuexen case SCTP_SENDER_DRY_EVENT: 5431223132Stuexen event_type = SCTP_PCB_FLAGS_DRYEVNT; 5432223132Stuexen break; 5433223132Stuexen case SCTP_NOTIFICATIONS_STOPPED_EVENT: 5434223132Stuexen event_type = 0; 5435223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 5436223132Stuexen error = ENOTSUP; 5437223132Stuexen break; 5438235167Stuexen case SCTP_ASSOC_RESET_EVENT: 5439235167Stuexen event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT; 5440235167Stuexen break; 5441235167Stuexen case SCTP_STREAM_CHANGE_EVENT: 5442235167Stuexen event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT; 5443235167Stuexen break; 5444235172Stuexen case SCTP_SEND_FAILED_EVENT: 5445235172Stuexen event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT; 5446235172Stuexen break; 5447223132Stuexen default: 5448223132Stuexen event_type = 0; 5449223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5450223132Stuexen error = EINVAL; 5451223132Stuexen break; 5452223132Stuexen } 5453223132Stuexen if (event_type > 0) { 5454223132Stuexen if (stcb) { 5455223132Stuexen if (event->se_on) { 5456223132Stuexen sctp_stcb_feature_on(inp, stcb, event_type); 5457223132Stuexen if (event_type == SCTP_PCB_FLAGS_DRYEVNT) { 5458223132Stuexen if (TAILQ_EMPTY(&stcb->asoc.send_queue) && 5459223132Stuexen TAILQ_EMPTY(&stcb->asoc.sent_queue) && 5460223132Stuexen (stcb->asoc.stream_queue_cnt == 0)) { 5461223132Stuexen sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED); 5462223132Stuexen } 5463223132Stuexen } 5464223132Stuexen } else { 5465223132Stuexen sctp_stcb_feature_off(inp, stcb, event_type); 5466223132Stuexen } 5467223132Stuexen SCTP_TCB_UNLOCK(stcb); 5468223132Stuexen } else { 5469223132Stuexen /* 5470223132Stuexen * We don't want to send up a storm 5471223132Stuexen * of events, so return an error for 5472223132Stuexen * sender dry events 5473223132Stuexen */ 5474223132Stuexen if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) && 5475224918Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) == 0) && 5476224918Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) == 0) && 5477223132Stuexen ((event->se_assoc_id == SCTP_ALL_ASSOC) || 5478223132Stuexen (event->se_assoc_id == SCTP_CURRENT_ASSOC))) { 5479223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 5480223132Stuexen error = ENOTSUP; 5481223132Stuexen break; 5482223132Stuexen } 5483224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5484224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5485224918Stuexen (event->se_assoc_id == SCTP_FUTURE_ASSOC) || 5486223132Stuexen (event->se_assoc_id == SCTP_ALL_ASSOC)) { 5487223132Stuexen SCTP_INP_WLOCK(inp); 5488223132Stuexen if (event->se_on) { 5489223132Stuexen sctp_feature_on(inp, event_type); 5490223132Stuexen } else { 5491223132Stuexen sctp_feature_off(inp, event_type); 5492223132Stuexen } 5493223132Stuexen SCTP_INP_WUNLOCK(inp); 5494223132Stuexen } 5495223132Stuexen if ((event->se_assoc_id == SCTP_CURRENT_ASSOC) || 5496223132Stuexen (event->se_assoc_id == SCTP_ALL_ASSOC)) { 5497223132Stuexen SCTP_INP_RLOCK(inp); 5498223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5499223132Stuexen SCTP_TCB_LOCK(stcb); 5500223132Stuexen if (event->se_on) { 5501223132Stuexen sctp_stcb_feature_on(inp, stcb, event_type); 5502223132Stuexen } else { 5503223132Stuexen sctp_stcb_feature_off(inp, stcb, event_type); 5504223132Stuexen } 5505223132Stuexen SCTP_TCB_UNLOCK(stcb); 5506223132Stuexen } 5507223132Stuexen SCTP_INP_RUNLOCK(inp); 5508223132Stuexen } 5509223132Stuexen } 5510223132Stuexen } 5511223132Stuexen break; 5512223132Stuexen } 5513223132Stuexen case SCTP_RECVRCVINFO: 5514223132Stuexen { 5515223132Stuexen int *onoff; 5516223132Stuexen 5517223132Stuexen SCTP_CHECK_AND_CAST(onoff, optval, int, optsize); 5518223132Stuexen SCTP_INP_WLOCK(inp); 5519223132Stuexen if (*onoff != 0) { 5520223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 5521223132Stuexen } else { 5522223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 5523223132Stuexen } 5524223132Stuexen SCTP_INP_WUNLOCK(inp); 5525223132Stuexen break; 5526223132Stuexen } 5527223132Stuexen case SCTP_RECVNXTINFO: 5528223132Stuexen { 5529223132Stuexen int *onoff; 5530223132Stuexen 5531223132Stuexen SCTP_CHECK_AND_CAST(onoff, optval, int, optsize); 5532223132Stuexen SCTP_INP_WLOCK(inp); 5533223132Stuexen if (*onoff != 0) { 5534223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 5535223132Stuexen } else { 5536223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 5537223132Stuexen } 5538223132Stuexen SCTP_INP_WUNLOCK(inp); 5539223132Stuexen break; 5540223132Stuexen } 5541223132Stuexen case SCTP_DEFAULT_SNDINFO: 5542223132Stuexen { 5543223132Stuexen struct sctp_sndinfo *info; 5544223162Stuexen uint16_t policy; 5545223132Stuexen 5546223132Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize); 5547223132Stuexen SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id); 5548223132Stuexen 5549223132Stuexen if (stcb) { 5550223132Stuexen if (info->snd_sid < stcb->asoc.streamoutcnt) { 5551223132Stuexen stcb->asoc.def_send.sinfo_stream = info->snd_sid; 5552223162Stuexen policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 5553223132Stuexen stcb->asoc.def_send.sinfo_flags = info->snd_flags; 5554223162Stuexen stcb->asoc.def_send.sinfo_flags |= policy; 5555223132Stuexen stcb->asoc.def_send.sinfo_ppid = info->snd_ppid; 5556223132Stuexen stcb->asoc.def_send.sinfo_context = info->snd_context; 5557223132Stuexen } else { 5558223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5559223132Stuexen error = EINVAL; 5560223132Stuexen } 5561223132Stuexen SCTP_TCB_UNLOCK(stcb); 5562223132Stuexen } else { 5563224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5564224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5565224918Stuexen (info->snd_assoc_id == SCTP_FUTURE_ASSOC) || 5566223132Stuexen (info->snd_assoc_id == SCTP_ALL_ASSOC)) { 5567223132Stuexen SCTP_INP_WLOCK(inp); 5568223132Stuexen inp->def_send.sinfo_stream = info->snd_sid; 5569223162Stuexen policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags); 5570223132Stuexen inp->def_send.sinfo_flags = info->snd_flags; 5571223162Stuexen inp->def_send.sinfo_flags |= policy; 5572223132Stuexen inp->def_send.sinfo_ppid = info->snd_ppid; 5573223132Stuexen inp->def_send.sinfo_context = info->snd_context; 5574223132Stuexen SCTP_INP_WUNLOCK(inp); 5575223132Stuexen } 5576223132Stuexen if ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) || 5577223132Stuexen (info->snd_assoc_id == SCTP_ALL_ASSOC)) { 5578223132Stuexen SCTP_INP_RLOCK(inp); 5579223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5580223132Stuexen SCTP_TCB_LOCK(stcb); 5581223132Stuexen if (info->snd_sid < stcb->asoc.streamoutcnt) { 5582223132Stuexen stcb->asoc.def_send.sinfo_stream = info->snd_sid; 5583223162Stuexen policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 5584223132Stuexen stcb->asoc.def_send.sinfo_flags = info->snd_flags; 5585223162Stuexen stcb->asoc.def_send.sinfo_flags |= policy; 5586223132Stuexen stcb->asoc.def_send.sinfo_ppid = info->snd_ppid; 5587223132Stuexen stcb->asoc.def_send.sinfo_context = info->snd_context; 5588223132Stuexen } 5589223132Stuexen SCTP_TCB_UNLOCK(stcb); 5590223132Stuexen } 5591223132Stuexen SCTP_INP_RUNLOCK(inp); 5592223132Stuexen } 5593223132Stuexen } 5594223132Stuexen break; 5595223132Stuexen } 5596223162Stuexen case SCTP_DEFAULT_PRINFO: 5597223162Stuexen { 5598223162Stuexen struct sctp_default_prinfo *info; 5599223162Stuexen 5600223162Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize); 5601223162Stuexen SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id); 5602223162Stuexen 5603223162Stuexen if (PR_SCTP_INVALID_POLICY(info->pr_policy)) { 5604223162Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5605223162Stuexen error = EINVAL; 5606223162Stuexen break; 5607223162Stuexen } 5608223162Stuexen if (stcb) { 5609223162Stuexen stcb->asoc.def_send.sinfo_flags &= 0xfff0; 5610223162Stuexen stcb->asoc.def_send.sinfo_flags |= info->pr_policy; 5611224918Stuexen stcb->asoc.def_send.sinfo_timetolive = info->pr_value; 5612223162Stuexen SCTP_TCB_UNLOCK(stcb); 5613223162Stuexen } else { 5614224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5615224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5616224918Stuexen (info->pr_assoc_id == SCTP_FUTURE_ASSOC) || 5617223162Stuexen (info->pr_assoc_id == SCTP_ALL_ASSOC)) { 5618223162Stuexen SCTP_INP_WLOCK(inp); 5619223162Stuexen inp->def_send.sinfo_flags &= 0xfff0; 5620223162Stuexen inp->def_send.sinfo_flags |= info->pr_policy; 5621224918Stuexen inp->def_send.sinfo_timetolive = info->pr_value; 5622223162Stuexen SCTP_INP_WUNLOCK(inp); 5623223162Stuexen } 5624223162Stuexen if ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) || 5625223162Stuexen (info->pr_assoc_id == SCTP_ALL_ASSOC)) { 5626223162Stuexen SCTP_INP_RLOCK(inp); 5627223162Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5628223162Stuexen SCTP_TCB_LOCK(stcb); 5629223162Stuexen stcb->asoc.def_send.sinfo_flags &= 0xfff0; 5630223162Stuexen stcb->asoc.def_send.sinfo_flags |= info->pr_policy; 5631224918Stuexen stcb->asoc.def_send.sinfo_timetolive = info->pr_value; 5632223162Stuexen SCTP_TCB_UNLOCK(stcb); 5633223162Stuexen } 5634223162Stuexen SCTP_INP_RUNLOCK(inp); 5635223162Stuexen } 5636223162Stuexen } 5637223162Stuexen break; 5638223162Stuexen } 5639224641Stuexen case SCTP_PEER_ADDR_THLDS: 5640224641Stuexen /* Applies to the specific association */ 5641224641Stuexen { 5642224641Stuexen struct sctp_paddrthlds *thlds; 5643224641Stuexen struct sctp_nets *net; 5644224641Stuexen 5645224641Stuexen SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize); 5646224641Stuexen SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); 5647224641Stuexen net = NULL; 5648224641Stuexen if (stcb) { 5649267806Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address); 5650224641Stuexen } else { 5651224641Stuexen /* 5652224641Stuexen * We increment here since 5653224641Stuexen * sctp_findassociation_ep_addr() wil do a 5654224641Stuexen * decrement if it finds the stcb as long as 5655224641Stuexen * the locked tcb (last argument) is NOT a 5656224641Stuexen * TCB.. aka NULL. 5657224641Stuexen */ 5658224641Stuexen SCTP_INP_INCR_REF(inp); 5659224641Stuexen stcb = sctp_findassociation_ep_addr(&inp, 5660267806Stuexen (struct sockaddr *)&thlds->spt_address, 5661224641Stuexen &net, NULL, NULL); 5662224641Stuexen if (stcb == NULL) { 5663224641Stuexen SCTP_INP_DECR_REF(inp); 5664224641Stuexen } 5665224641Stuexen } 5666224641Stuexen if (stcb && (net == NULL)) { 5667224641Stuexen struct sockaddr *sa; 5668224641Stuexen 5669267806Stuexen sa = (struct sockaddr *)&thlds->spt_address; 5670224641Stuexen#ifdef INET 5671224641Stuexen if (sa->sa_family == AF_INET) { 5672224641Stuexen 5673224641Stuexen struct sockaddr_in *sin; 5674224641Stuexen 5675224641Stuexen sin = (struct sockaddr_in *)sa; 5676224641Stuexen if (sin->sin_addr.s_addr) { 5677224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5678224641Stuexen SCTP_TCB_UNLOCK(stcb); 5679224641Stuexen error = EINVAL; 5680224641Stuexen break; 5681224641Stuexen } 5682224641Stuexen } else 5683224641Stuexen#endif 5684224641Stuexen#ifdef INET6 5685224641Stuexen if (sa->sa_family == AF_INET6) { 5686224641Stuexen struct sockaddr_in6 *sin6; 5687224641Stuexen 5688224641Stuexen sin6 = (struct sockaddr_in6 *)sa; 5689224641Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 5690224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5691224641Stuexen SCTP_TCB_UNLOCK(stcb); 5692224641Stuexen error = EINVAL; 5693224641Stuexen break; 5694224641Stuexen } 5695224641Stuexen } else 5696224641Stuexen#endif 5697224641Stuexen { 5698224641Stuexen error = EAFNOSUPPORT; 5699224641Stuexen SCTP_TCB_UNLOCK(stcb); 5700224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5701224641Stuexen break; 5702224641Stuexen } 5703224641Stuexen } 5704224641Stuexen if (stcb) { 5705224641Stuexen if (net) { 5706224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 5707224641Stuexen if ((net->failure_threshold > thlds->spt_pathmaxrxt) || 5708224641Stuexen (net->failure_threshold <= thlds->spt_pathpfthld)) { 5709224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 5710224641Stuexen } 5711224641Stuexen } else { 5712224641Stuexen if ((net->failure_threshold > thlds->spt_pathpfthld) && 5713224641Stuexen (net->failure_threshold <= thlds->spt_pathmaxrxt)) { 5714224641Stuexen net->dest_state |= SCTP_ADDR_PF; 5715224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 5716224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 5717224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 5718224641Stuexen } 5719224641Stuexen } 5720224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 5721224641Stuexen if (net->failure_threshold > thlds->spt_pathmaxrxt) { 5722224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 5723237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 5724224641Stuexen } 5725224641Stuexen } else { 5726224641Stuexen if (net->failure_threshold <= thlds->spt_pathmaxrxt) { 5727224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 5728237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 5729224641Stuexen } 5730224641Stuexen } 5731224641Stuexen net->failure_threshold = thlds->spt_pathmaxrxt; 5732224641Stuexen net->pf_threshold = thlds->spt_pathpfthld; 5733224641Stuexen } else { 5734224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 5735224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 5736224641Stuexen if ((net->failure_threshold > thlds->spt_pathmaxrxt) || 5737224641Stuexen (net->failure_threshold <= thlds->spt_pathpfthld)) { 5738224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 5739224641Stuexen } 5740224641Stuexen } else { 5741224641Stuexen if ((net->failure_threshold > thlds->spt_pathpfthld) && 5742224641Stuexen (net->failure_threshold <= thlds->spt_pathmaxrxt)) { 5743224641Stuexen net->dest_state |= SCTP_ADDR_PF; 5744224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 5745224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 5746224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 5747224641Stuexen } 5748224641Stuexen } 5749224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 5750224641Stuexen if (net->failure_threshold > thlds->spt_pathmaxrxt) { 5751224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 5752237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, 0, net, SCTP_SO_LOCKED); 5753224641Stuexen } 5754224641Stuexen } else { 5755224641Stuexen if (net->failure_threshold <= thlds->spt_pathmaxrxt) { 5756224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 5757237888Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, 0, net, SCTP_SO_LOCKED); 5758224641Stuexen } 5759224641Stuexen } 5760224641Stuexen net->failure_threshold = thlds->spt_pathmaxrxt; 5761224641Stuexen net->pf_threshold = thlds->spt_pathpfthld; 5762224641Stuexen } 5763224641Stuexen stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt; 5764224641Stuexen stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld; 5765224641Stuexen } 5766224641Stuexen } else { 5767224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5768224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5769224918Stuexen (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) { 5770224641Stuexen SCTP_INP_WLOCK(inp); 5771224641Stuexen inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt; 5772224641Stuexen inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld; 5773224641Stuexen SCTP_INP_WUNLOCK(inp); 5774224641Stuexen } else { 5775224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5776224641Stuexen error = EINVAL; 5777224641Stuexen } 5778224641Stuexen } 5779224641Stuexen break; 5780224641Stuexen } 5781231070Stuexen case SCTP_REMOTE_UDP_ENCAPS_PORT: 5782231070Stuexen { 5783231070Stuexen struct sctp_udpencaps *encaps; 5784231070Stuexen struct sctp_nets *net; 5785231070Stuexen 5786231070Stuexen SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize); 5787231070Stuexen SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); 5788231070Stuexen if (stcb) { 5789231070Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); 5790231070Stuexen } else { 5791231070Stuexen /* 5792231070Stuexen * We increment here since 5793231070Stuexen * sctp_findassociation_ep_addr() wil do a 5794231070Stuexen * decrement if it finds the stcb as long as 5795231070Stuexen * the locked tcb (last argument) is NOT a 5796231070Stuexen * TCB.. aka NULL. 5797231070Stuexen */ 5798231070Stuexen net = NULL; 5799231070Stuexen SCTP_INP_INCR_REF(inp); 5800231070Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); 5801231070Stuexen if (stcb == NULL) { 5802231070Stuexen SCTP_INP_DECR_REF(inp); 5803231070Stuexen } 5804231070Stuexen } 5805231070Stuexen if (stcb && (net == NULL)) { 5806231070Stuexen struct sockaddr *sa; 5807231070Stuexen 5808231070Stuexen sa = (struct sockaddr *)&encaps->sue_address; 5809231070Stuexen#ifdef INET 5810231070Stuexen if (sa->sa_family == AF_INET) { 5811231070Stuexen 5812231070Stuexen struct sockaddr_in *sin; 5813231070Stuexen 5814231070Stuexen sin = (struct sockaddr_in *)sa; 5815231070Stuexen if (sin->sin_addr.s_addr) { 5816231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5817231070Stuexen SCTP_TCB_UNLOCK(stcb); 5818231070Stuexen error = EINVAL; 5819231070Stuexen break; 5820231070Stuexen } 5821231070Stuexen } else 5822231070Stuexen#endif 5823231070Stuexen#ifdef INET6 5824231070Stuexen if (sa->sa_family == AF_INET6) { 5825231070Stuexen struct sockaddr_in6 *sin6; 5826231070Stuexen 5827231070Stuexen sin6 = (struct sockaddr_in6 *)sa; 5828231070Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 5829231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5830231070Stuexen SCTP_TCB_UNLOCK(stcb); 5831231070Stuexen error = EINVAL; 5832231070Stuexen break; 5833231070Stuexen } 5834231070Stuexen } else 5835231070Stuexen#endif 5836231070Stuexen { 5837231070Stuexen error = EAFNOSUPPORT; 5838231070Stuexen SCTP_TCB_UNLOCK(stcb); 5839231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5840231070Stuexen break; 5841231070Stuexen } 5842231070Stuexen } 5843231070Stuexen if (stcb) { 5844231070Stuexen if (net) { 5845231070Stuexen net->port = encaps->sue_port; 5846231070Stuexen } else { 5847231070Stuexen stcb->asoc.port = encaps->sue_port; 5848231070Stuexen } 5849231070Stuexen SCTP_TCB_UNLOCK(stcb); 5850231070Stuexen } else { 5851231070Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5852231070Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5853231070Stuexen (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) { 5854231070Stuexen SCTP_INP_WLOCK(inp); 5855231070Stuexen inp->sctp_ep.port = encaps->sue_port; 5856231070Stuexen SCTP_INP_WUNLOCK(inp); 5857231070Stuexen } else { 5858231070Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5859231070Stuexen error = EINVAL; 5860231070Stuexen } 5861231070Stuexen } 5862231070Stuexen break; 5863231070Stuexen } 5864163953Srrs default: 5865171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 5866163953Srrs error = ENOPROTOOPT; 5867163953Srrs break; 5868163953Srrs } /* end switch (opt) */ 5869163953Srrs return (error); 5870163953Srrs} 5871163953Srrs 5872163953Srrsint 5873163953Srrssctp_ctloutput(struct socket *so, struct sockopt *sopt) 5874163953Srrs{ 5875166675Srrs void *optval = NULL; 5876166675Srrs size_t optsize = 0; 5877166675Srrs void *p; 5878166675Srrs int error = 0; 5879163953Srrs 5880163953Srrs if (sopt->sopt_level != IPPROTO_SCTP) { 5881163953Srrs /* wrong proto level... send back up to IP */ 5882163953Srrs#ifdef INET6 5883163953Srrs if (INP_CHECK_SOCKAF(so, AF_INET6)) 5884163953Srrs error = ip6_ctloutput(so, sopt); 5885221249Stuexen#endif /* INET6 */ 5886252882Stuexen#if defined(INET) && defined(INET6) 5887163953Srrs else 5888221249Stuexen#endif 5889221249Stuexen#ifdef INET 5890163953Srrs error = ip_ctloutput(so, sopt); 5891221249Stuexen#endif 5892163953Srrs return (error); 5893163953Srrs } 5894166675Srrs optsize = sopt->sopt_valsize; 5895166675Srrs if (optsize) { 5896170091Srrs SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT); 5897166675Srrs if (optval == NULL) { 5898235176Stuexen SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS); 5899163953Srrs return (ENOBUFS); 5900163953Srrs } 5901166675Srrs error = sooptcopyin(sopt, optval, optsize, optsize); 5902163953Srrs if (error) { 5903170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5904163953Srrs goto out; 5905163953Srrs } 5906163953Srrs } 5907166675Srrs p = (void *)sopt->sopt_td; 5908163953Srrs if (sopt->sopt_dir == SOPT_SET) { 5909166675Srrs error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p); 5910163953Srrs } else if (sopt->sopt_dir == SOPT_GET) { 5911166675Srrs error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p); 5912163953Srrs } else { 5913235176Stuexen SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5914163953Srrs error = EINVAL; 5915163953Srrs } 5916166675Srrs if ((error == 0) && (optval != NULL)) { 5917166675Srrs error = sooptcopyout(sopt, optval, optsize); 5918170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5919166675Srrs } else if (optval != NULL) { 5920170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5921163953Srrs } 5922163953Srrsout: 5923163953Srrs return (error); 5924163953Srrs} 5925163953Srrs 5926221249Stuexen#ifdef INET 5927163953Srrsstatic int 5928163953Srrssctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p) 5929163953Srrs{ 5930163953Srrs int error = 0; 5931163953Srrs int create_lock_on = 0; 5932167598Srrs uint32_t vrf_id; 5933163953Srrs struct sctp_inpcb *inp; 5934163953Srrs struct sctp_tcb *stcb = NULL; 5935163953Srrs 5936163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 5937233243Stuexen if (inp == NULL) { 5938163953Srrs /* I made the same as TCP since we are not setup? */ 5939171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5940163953Srrs return (ECONNRESET); 5941163953Srrs } 5942171943Srrs if (addr == NULL) { 5943171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5944170056Srrs return EINVAL; 5945171943Srrs } 5946221249Stuexen switch (addr->sa_family) { 5947185435Sbz#ifdef INET6 5948221249Stuexen case AF_INET6: 5949221249Stuexen { 5950221249Stuexen struct sockaddr_in6 *sin6p; 5951185694Srrs 5952221249Stuexen if (addr->sa_len != sizeof(struct sockaddr_in6)) { 5953221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5954221249Stuexen return (EINVAL); 5955221249Stuexen } 5956221249Stuexen sin6p = (struct sockaddr_in6 *)addr; 5957221249Stuexen if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6p->sin6_addr)) != 0) { 5958221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5959221249Stuexen return (error); 5960221249Stuexen } 5961221249Stuexen break; 5962185435Sbz } 5963185435Sbz#endif 5964221249Stuexen#ifdef INET 5965221249Stuexen case AF_INET: 5966221249Stuexen { 5967221249Stuexen struct sockaddr_in *sinp; 5968185694Srrs 5969221249Stuexen if (addr->sa_len != sizeof(struct sockaddr_in)) { 5970221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5971221249Stuexen return (EINVAL); 5972221249Stuexen } 5973221249Stuexen sinp = (struct sockaddr_in *)addr; 5974221249Stuexen if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sinp->sin_addr)) != 0) { 5975221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5976221249Stuexen return (error); 5977221249Stuexen } 5978221249Stuexen break; 5979185435Sbz } 5980221249Stuexen#endif 5981221249Stuexen default: 5982185435Sbz SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT); 5983185435Sbz return (EAFNOSUPPORT); 5984170056Srrs } 5985178202Srrs SCTP_INP_INCR_REF(inp); 5986163953Srrs SCTP_ASOC_CREATE_LOCK(inp); 5987163953Srrs create_lock_on = 1; 5988163953Srrs 5989178202Srrs 5990163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) || 5991163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 5992163953Srrs /* Should I really unlock ? */ 5993171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT); 5994163953Srrs error = EFAULT; 5995163953Srrs goto out_now; 5996163953Srrs } 5997163953Srrs#ifdef INET6 5998163953Srrs if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) && 5999163953Srrs (addr->sa_family == AF_INET6)) { 6000171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6001163953Srrs error = EINVAL; 6002163953Srrs goto out_now; 6003163953Srrs } 6004252961Stuexen#endif 6005163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 6006163953Srrs SCTP_PCB_FLAGS_UNBOUND) { 6007163953Srrs /* Bind a ephemeral port */ 6008171572Srrs error = sctp_inpcb_bind(so, NULL, NULL, p); 6009163953Srrs if (error) { 6010163953Srrs goto out_now; 6011163953Srrs } 6012163953Srrs } 6013163953Srrs /* Now do we connect? */ 6014181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) && 6015181054Srrs (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) { 6016171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6017163953Srrs error = EINVAL; 6018163953Srrs goto out_now; 6019163953Srrs } 6020163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 6021163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 6022163953Srrs /* We are already connected AND the TCP model */ 6023171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 6024163953Srrs error = EADDRINUSE; 6025163953Srrs goto out_now; 6026163953Srrs } 6027163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 6028163953Srrs SCTP_INP_RLOCK(inp); 6029163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6030163953Srrs SCTP_INP_RUNLOCK(inp); 6031163953Srrs } else { 6032163953Srrs /* 6033166675Srrs * We increment here since sctp_findassociation_ep_addr() 6034181054Srrs * will do a decrement if it finds the stcb as long as the 6035166675Srrs * locked tcb (last argument) is NOT a TCB.. aka NULL. 6036163953Srrs */ 6037163953Srrs SCTP_INP_INCR_REF(inp); 6038163953Srrs stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL); 6039163953Srrs if (stcb == NULL) { 6040163953Srrs SCTP_INP_DECR_REF(inp); 6041168299Srrs } else { 6042178202Srrs SCTP_TCB_UNLOCK(stcb); 6043163953Srrs } 6044163953Srrs } 6045163953Srrs if (stcb != NULL) { 6046163953Srrs /* Already have or am bring up an association */ 6047171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 6048163953Srrs error = EALREADY; 6049163953Srrs goto out_now; 6050163953Srrs } 6051168299Srrs vrf_id = inp->def_vrf_id; 6052163953Srrs /* We are GOOD to go */ 6053206137Stuexen stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p); 6054163953Srrs if (stcb == NULL) { 6055163953Srrs /* Gak! no memory */ 6056167598Srrs goto out_now; 6057163953Srrs } 6058163953Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 6059163953Srrs stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 6060163953Srrs /* Set the connected flag so we can queue data */ 6061163953Srrs soisconnecting(so); 6062163953Srrs } 6063171943Srrs SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT); 6064169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 6065163953Srrs 6066163953Srrs /* initialize authentication parameters for the assoc */ 6067163953Srrs sctp_initialize_auth_params(inp, stcb); 6068163953Srrs 6069172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 6070168299Srrs SCTP_TCB_UNLOCK(stcb); 6071163953Srrsout_now: 6072169420Srrs if (create_lock_on) { 6073163953Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 6074169420Srrs } 6075163953Srrs SCTP_INP_DECR_REF(inp); 6076231039Stuexen return (error); 6077163953Srrs} 6078163953Srrs 6079221249Stuexen#endif 6080221249Stuexen 6081163953Srrsint 6082163953Srrssctp_listen(struct socket *so, int backlog, struct thread *p) 6083163953Srrs{ 6084163953Srrs /* 6085163953Srrs * Note this module depends on the protocol processing being called 6086163953Srrs * AFTER any socket level flags and backlog are applied to the 6087163953Srrs * socket. The traditional way that the socket flags are applied is 6088163953Srrs * AFTER protocol processing. We have made a change to the 6089163953Srrs * sys/kern/uipc_socket.c module to reverse this but this MUST be in 6090163953Srrs * place if the socket API for SCTP is to work properly. 6091163953Srrs */ 6092163953Srrs 6093163953Srrs int error = 0; 6094163953Srrs struct sctp_inpcb *inp; 6095163953Srrs 6096163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6097233243Stuexen if (inp == NULL) { 6098163953Srrs /* I made the same as TCP since we are not setup? */ 6099171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6100163953Srrs return (ECONNRESET); 6101163953Srrs } 6102181054Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) { 6103181054Srrs /* See if we have a listener */ 6104181054Srrs struct sctp_inpcb *tinp; 6105267806Stuexen union sctp_sockstore store; 6106181054Srrs 6107181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) { 6108181054Srrs /* not bound all */ 6109181054Srrs struct sctp_laddr *laddr; 6110181054Srrs 6111181054Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 6112181054Srrs memcpy(&store, &laddr->ifa->address, sizeof(store)); 6113267806Stuexen switch (store.sa.sa_family) { 6114221249Stuexen#ifdef INET 6115221249Stuexen case AF_INET: 6116267806Stuexen store.sin.sin_port = inp->sctp_lport; 6117221249Stuexen break; 6118221249Stuexen#endif 6119221249Stuexen#ifdef INET6 6120221249Stuexen case AF_INET6: 6121267806Stuexen store.sin6.sin6_port = inp->sctp_lport; 6122221249Stuexen break; 6123221249Stuexen#endif 6124221249Stuexen default: 6125221249Stuexen break; 6126221249Stuexen } 6127267806Stuexen tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id); 6128181054Srrs if (tinp && (tinp != inp) && 6129181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) && 6130181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 6131181054Srrs (tinp->sctp_socket->so_qlimit)) { 6132181054Srrs /* 6133181054Srrs * we have a listener already and 6134181054Srrs * its not this inp. 6135181054Srrs */ 6136181054Srrs SCTP_INP_DECR_REF(tinp); 6137181054Srrs return (EADDRINUSE); 6138181054Srrs } else if (tinp) { 6139181054Srrs SCTP_INP_DECR_REF(tinp); 6140181054Srrs } 6141181054Srrs } 6142181054Srrs } else { 6143181054Srrs /* Setup a local addr bound all */ 6144181054Srrs memset(&store, 0, sizeof(store)); 6145267806Stuexen#ifdef INET6 6146267806Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 6147267806Stuexen store.sa.sa_family = AF_INET6; 6148267806Stuexen store.sa.sa_len = sizeof(struct sockaddr_in6); 6149267806Stuexen } 6150267806Stuexen#endif 6151221249Stuexen#ifdef INET 6152267806Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) { 6153267806Stuexen store.sa.sa_family = AF_INET; 6154267806Stuexen store.sa.sa_len = sizeof(struct sockaddr_in); 6155267806Stuexen } 6156267806Stuexen#endif 6157267806Stuexen switch (store.sa.sa_family) { 6158267806Stuexen#ifdef INET 6159221249Stuexen case AF_INET: 6160221249Stuexen store.sin.sin_port = inp->sctp_lport; 6161221249Stuexen break; 6162221249Stuexen#endif 6163181054Srrs#ifdef INET6 6164221249Stuexen case AF_INET6: 6165267806Stuexen store.sin6.sin6_port = inp->sctp_lport; 6166221249Stuexen break; 6167221249Stuexen#endif 6168221249Stuexen default: 6169221249Stuexen break; 6170221249Stuexen } 6171267806Stuexen tinp = sctp_pcb_findep(&store.sa, 0, 0, inp->def_vrf_id); 6172181054Srrs if (tinp && (tinp != inp) && 6173181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) && 6174181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 6175181054Srrs (tinp->sctp_socket->so_qlimit)) { 6176181054Srrs /* 6177181054Srrs * we have a listener already and its not 6178181054Srrs * this inp. 6179181054Srrs */ 6180181054Srrs SCTP_INP_DECR_REF(tinp); 6181181054Srrs return (EADDRINUSE); 6182181054Srrs } else if (tinp) { 6183181054Srrs SCTP_INP_DECR_REF(inp); 6184181054Srrs } 6185181054Srrs } 6186181054Srrs } 6187163953Srrs SCTP_INP_RLOCK(inp); 6188163953Srrs#ifdef SCTP_LOCK_LOGGING 6189179783Srrs if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) { 6190170744Srrs sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK); 6191170744Srrs } 6192163953Srrs#endif 6193163953Srrs SOCK_LOCK(so); 6194163953Srrs error = solisten_proto_check(so); 6195163953Srrs if (error) { 6196163953Srrs SOCK_UNLOCK(so); 6197169208Srrs SCTP_INP_RUNLOCK(inp); 6198163953Srrs return (error); 6199163953Srrs } 6200181054Srrs if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) && 6201181054Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 6202181054Srrs /* 6203181054Srrs * The unlucky case - We are in the tcp pool with this guy. 6204181054Srrs * - Someone else is in the main inp slot. - We must move 6205181054Srrs * this guy (the listener) to the main slot - We must then 6206181054Srrs * move the guy that was listener to the TCP Pool. 6207181054Srrs */ 6208181054Srrs if (sctp_swap_inpcb_for_listen(inp)) { 6209181054Srrs goto in_use; 6210181054Srrs } 6211181054Srrs } 6212163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 6213163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 6214163953Srrs /* We are already connected AND the TCP model */ 6215181054Srrsin_use: 6216163953Srrs SCTP_INP_RUNLOCK(inp); 6217163953Srrs SOCK_UNLOCK(so); 6218171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 6219163953Srrs return (EADDRINUSE); 6220163953Srrs } 6221181054Srrs SCTP_INP_RUNLOCK(inp); 6222163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) { 6223163953Srrs /* We must do a bind. */ 6224166675Srrs SOCK_UNLOCK(so); 6225171572Srrs if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) { 6226163953Srrs /* bind error, probably perm */ 6227163953Srrs return (error); 6228163953Srrs } 6229166675Srrs SOCK_LOCK(so); 6230163953Srrs } 6231163953Srrs /* It appears for 7.0 and on, we must always call this. */ 6232163953Srrs solisten_proto(so, backlog); 6233163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 6234163953Srrs /* remove the ACCEPTCONN flag for one-to-many sockets */ 6235163953Srrs so->so_options &= ~SO_ACCEPTCONN; 6236163953Srrs } 6237163953Srrs if (backlog == 0) { 6238163953Srrs /* turning off listen */ 6239163953Srrs so->so_options &= ~SO_ACCEPTCONN; 6240163953Srrs } 6241163953Srrs SOCK_UNLOCK(so); 6242163953Srrs return (error); 6243163953Srrs} 6244163953Srrs 6245163953Srrsstatic int sctp_defered_wakeup_cnt = 0; 6246163953Srrs 6247163953Srrsint 6248163953Srrssctp_accept(struct socket *so, struct sockaddr **addr) 6249163953Srrs{ 6250163953Srrs struct sctp_tcb *stcb; 6251163953Srrs struct sctp_inpcb *inp; 6252163953Srrs union sctp_sockstore store; 6253163953Srrs 6254178251Srrs#ifdef INET6 6255163953Srrs int error; 6256163953Srrs 6257178251Srrs#endif 6258163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6259163953Srrs 6260233243Stuexen if (inp == NULL) { 6261171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6262163953Srrs return (ECONNRESET); 6263163953Srrs } 6264163953Srrs SCTP_INP_RLOCK(inp); 6265163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 6266168299Srrs SCTP_INP_RUNLOCK(inp); 6267171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 6268171943Srrs return (EOPNOTSUPP); 6269163953Srrs } 6270163953Srrs if (so->so_state & SS_ISDISCONNECTED) { 6271163953Srrs SCTP_INP_RUNLOCK(inp); 6272171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED); 6273163953Srrs return (ECONNABORTED); 6274163953Srrs } 6275163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6276163953Srrs if (stcb == NULL) { 6277163953Srrs SCTP_INP_RUNLOCK(inp); 6278171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6279163953Srrs return (ECONNRESET); 6280163953Srrs } 6281163953Srrs SCTP_TCB_LOCK(stcb); 6282163953Srrs SCTP_INP_RUNLOCK(inp); 6283163953Srrs store = stcb->asoc.primary_destination->ro._l_addr; 6284207924Srrs stcb->asoc.state &= ~SCTP_STATE_IN_ACCEPT_QUEUE; 6285163953Srrs SCTP_TCB_UNLOCK(stcb); 6286178251Srrs switch (store.sa.sa_family) { 6287221249Stuexen#ifdef INET 6288178251Srrs case AF_INET: 6289178251Srrs { 6290178251Srrs struct sockaddr_in *sin; 6291163953Srrs 6292178251Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6293208863Srrs if (sin == NULL) 6294208863Srrs return (ENOMEM); 6295178251Srrs sin->sin_family = AF_INET; 6296178251Srrs sin->sin_len = sizeof(*sin); 6297252961Stuexen sin->sin_port = store.sin.sin_port; 6298252961Stuexen sin->sin_addr = store.sin.sin_addr; 6299178251Srrs *addr = (struct sockaddr *)sin; 6300178251Srrs break; 6301178251Srrs } 6302221249Stuexen#endif 6303178251Srrs#ifdef INET6 6304178251Srrs case AF_INET6: 6305178251Srrs { 6306178251Srrs struct sockaddr_in6 *sin6; 6307163953Srrs 6308178251Srrs SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6); 6309208863Srrs if (sin6 == NULL) 6310208863Srrs return (ENOMEM); 6311178251Srrs sin6->sin6_family = AF_INET6; 6312178251Srrs sin6->sin6_len = sizeof(*sin6); 6313252961Stuexen sin6->sin6_port = store.sin6.sin6_port; 6314252961Stuexen sin6->sin6_addr = store.sin6.sin6_addr; 6315178251Srrs if ((error = sa6_recoverscope(sin6)) != 0) { 6316178251Srrs SCTP_FREE_SONAME(sin6); 6317178251Srrs return (error); 6318178251Srrs } 6319178251Srrs *addr = (struct sockaddr *)sin6; 6320178251Srrs break; 6321164085Srrs } 6322178251Srrs#endif 6323178251Srrs default: 6324178251Srrs /* TSNH */ 6325178251Srrs break; 6326163953Srrs } 6327163953Srrs /* Wake any delayed sleep action */ 6328163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { 6329166086Srrs SCTP_INP_WLOCK(inp); 6330163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE; 6331163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) { 6332163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT; 6333166086Srrs SCTP_INP_WUNLOCK(inp); 6334163953Srrs SOCKBUF_LOCK(&inp->sctp_socket->so_snd); 6335163953Srrs if (sowriteable(inp->sctp_socket)) { 6336163953Srrs sowwakeup_locked(inp->sctp_socket); 6337163953Srrs } else { 6338163953Srrs SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd); 6339163953Srrs } 6340166086Srrs SCTP_INP_WLOCK(inp); 6341163953Srrs } 6342163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) { 6343163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT; 6344166086Srrs SCTP_INP_WUNLOCK(inp); 6345163953Srrs SOCKBUF_LOCK(&inp->sctp_socket->so_rcv); 6346163953Srrs if (soreadable(inp->sctp_socket)) { 6347163953Srrs sctp_defered_wakeup_cnt++; 6348163953Srrs sorwakeup_locked(inp->sctp_socket); 6349163953Srrs } else { 6350163953Srrs SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv); 6351163953Srrs } 6352166086Srrs SCTP_INP_WLOCK(inp); 6353163953Srrs } 6354166086Srrs SCTP_INP_WUNLOCK(inp); 6355163953Srrs } 6356207924Srrs if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) { 6357207924Srrs SCTP_TCB_LOCK(stcb); 6358207924Srrs sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7); 6359207924Srrs } 6360163953Srrs return (0); 6361163953Srrs} 6362163953Srrs 6363221249Stuexen#ifdef INET 6364163953Srrsint 6365163953Srrssctp_ingetaddr(struct socket *so, struct sockaddr **addr) 6366163953Srrs{ 6367163953Srrs struct sockaddr_in *sin; 6368167598Srrs uint32_t vrf_id; 6369163953Srrs struct sctp_inpcb *inp; 6370167695Srrs struct sctp_ifa *sctp_ifa; 6371163953Srrs 6372163953Srrs /* 6373163953Srrs * Do the malloc first in case it blocks. 6374163953Srrs */ 6375163953Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6376208863Srrs if (sin == NULL) 6377208863Srrs return (ENOMEM); 6378163953Srrs sin->sin_family = AF_INET; 6379163953Srrs sin->sin_len = sizeof(*sin); 6380163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6381163953Srrs if (!inp) { 6382163953Srrs SCTP_FREE_SONAME(sin); 6383171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6384231039Stuexen return (ECONNRESET); 6385163953Srrs } 6386163953Srrs SCTP_INP_RLOCK(inp); 6387163953Srrs sin->sin_port = inp->sctp_lport; 6388163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 6389163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 6390163953Srrs struct sctp_tcb *stcb; 6391163953Srrs struct sockaddr_in *sin_a; 6392163953Srrs struct sctp_nets *net; 6393163953Srrs int fnd; 6394163953Srrs 6395163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6396163953Srrs if (stcb == NULL) { 6397163953Srrs goto notConn; 6398163953Srrs } 6399163953Srrs fnd = 0; 6400163953Srrs sin_a = NULL; 6401163953Srrs SCTP_TCB_LOCK(stcb); 6402163953Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 6403163953Srrs sin_a = (struct sockaddr_in *)&net->ro._l_addr; 6404164085Srrs if (sin_a == NULL) 6405164085Srrs /* this will make coverity happy */ 6406164085Srrs continue; 6407164085Srrs 6408163953Srrs if (sin_a->sin_family == AF_INET) { 6409163953Srrs fnd = 1; 6410163953Srrs break; 6411163953Srrs } 6412163953Srrs } 6413163953Srrs if ((!fnd) || (sin_a == NULL)) { 6414163953Srrs /* punt */ 6415163953Srrs SCTP_TCB_UNLOCK(stcb); 6416163953Srrs goto notConn; 6417163953Srrs } 6418168299Srrs vrf_id = inp->def_vrf_id; 6419167598Srrs sctp_ifa = sctp_source_address_selection(inp, 6420167598Srrs stcb, 6421168299Srrs (sctp_route_t *) & net->ro, 6422167598Srrs net, 0, vrf_id); 6423167598Srrs if (sctp_ifa) { 6424167598Srrs sin->sin_addr = sctp_ifa->address.sin.sin_addr; 6425167598Srrs sctp_free_ifa(sctp_ifa); 6426167598Srrs } 6427163953Srrs SCTP_TCB_UNLOCK(stcb); 6428163953Srrs } else { 6429163953Srrs /* For the bound all case you get back 0 */ 6430163953Srrs notConn: 6431163953Srrs sin->sin_addr.s_addr = 0; 6432163953Srrs } 6433163953Srrs 6434163953Srrs } else { 6435163953Srrs /* Take the first IPv4 address in the list */ 6436163953Srrs struct sctp_laddr *laddr; 6437163953Srrs int fnd = 0; 6438163953Srrs 6439163953Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 6440167598Srrs if (laddr->ifa->address.sa.sa_family == AF_INET) { 6441163953Srrs struct sockaddr_in *sin_a; 6442163953Srrs 6443167598Srrs sin_a = (struct sockaddr_in *)&laddr->ifa->address.sa; 6444163953Srrs sin->sin_addr = sin_a->sin_addr; 6445163953Srrs fnd = 1; 6446163953Srrs break; 6447163953Srrs } 6448163953Srrs } 6449163953Srrs if (!fnd) { 6450163953Srrs SCTP_FREE_SONAME(sin); 6451163953Srrs SCTP_INP_RUNLOCK(inp); 6452171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 6453231039Stuexen return (ENOENT); 6454163953Srrs } 6455163953Srrs } 6456163953Srrs SCTP_INP_RUNLOCK(inp); 6457163953Srrs (*addr) = (struct sockaddr *)sin; 6458163953Srrs return (0); 6459163953Srrs} 6460163953Srrs 6461163953Srrsint 6462163953Srrssctp_peeraddr(struct socket *so, struct sockaddr **addr) 6463163953Srrs{ 6464233239Stuexen struct sockaddr_in *sin; 6465166086Srrs int fnd; 6466163953Srrs struct sockaddr_in *sin_a; 6467163953Srrs struct sctp_inpcb *inp; 6468163953Srrs struct sctp_tcb *stcb; 6469163953Srrs struct sctp_nets *net; 6470163953Srrs 6471163953Srrs /* Do the malloc first in case it blocks. */ 6472163953Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6473208863Srrs if (sin == NULL) 6474208863Srrs return (ENOMEM); 6475163953Srrs sin->sin_family = AF_INET; 6476163953Srrs sin->sin_len = sizeof(*sin); 6477163953Srrs 6478163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6479231039Stuexen if ((inp == NULL) || 6480231039Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) { 6481231039Stuexen /* UDP type and listeners will drop out here */ 6482163953Srrs SCTP_FREE_SONAME(sin); 6483231039Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 6484231039Stuexen return (ENOTCONN); 6485163953Srrs } 6486163953Srrs SCTP_INP_RLOCK(inp); 6487163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6488169420Srrs if (stcb) { 6489163953Srrs SCTP_TCB_LOCK(stcb); 6490169420Srrs } 6491163953Srrs SCTP_INP_RUNLOCK(inp); 6492163953Srrs if (stcb == NULL) { 6493163953Srrs SCTP_FREE_SONAME(sin); 6494171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6495231039Stuexen return (ECONNRESET); 6496163953Srrs } 6497163953Srrs fnd = 0; 6498163953Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 6499163953Srrs sin_a = (struct sockaddr_in *)&net->ro._l_addr; 6500163953Srrs if (sin_a->sin_family == AF_INET) { 6501163953Srrs fnd = 1; 6502163953Srrs sin->sin_port = stcb->rport; 6503163953Srrs sin->sin_addr = sin_a->sin_addr; 6504163953Srrs break; 6505163953Srrs } 6506163953Srrs } 6507163953Srrs SCTP_TCB_UNLOCK(stcb); 6508163953Srrs if (!fnd) { 6509163953Srrs /* No IPv4 address */ 6510163953Srrs SCTP_FREE_SONAME(sin); 6511171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 6512231039Stuexen return (ENOENT); 6513163953Srrs } 6514163953Srrs (*addr) = (struct sockaddr *)sin; 6515163953Srrs return (0); 6516163953Srrs} 6517163953Srrs 6518163953Srrsstruct pr_usrreqs sctp_usrreqs = { 6519163953Srrs .pru_abort = sctp_abort, 6520163953Srrs .pru_accept = sctp_accept, 6521163953Srrs .pru_attach = sctp_attach, 6522163953Srrs .pru_bind = sctp_bind, 6523163953Srrs .pru_connect = sctp_connect, 6524163953Srrs .pru_control = in_control, 6525163953Srrs .pru_close = sctp_close, 6526163953Srrs .pru_detach = sctp_close, 6527163953Srrs .pru_sopoll = sopoll_generic, 6528178202Srrs .pru_flush = sctp_flush, 6529163953Srrs .pru_disconnect = sctp_disconnect, 6530163953Srrs .pru_listen = sctp_listen, 6531163953Srrs .pru_peeraddr = sctp_peeraddr, 6532163953Srrs .pru_send = sctp_sendm, 6533163953Srrs .pru_shutdown = sctp_shutdown, 6534163953Srrs .pru_sockaddr = sctp_ingetaddr, 6535163953Srrs .pru_sosend = sctp_sosend, 6536163953Srrs .pru_soreceive = sctp_soreceive 6537163953Srrs}; 6538221249Stuexen 6539221249Stuexen#endif 6540