sctp_usrreq.c revision 235075
1163953Srrs/*- 2185694Srrs * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 3218319Srrs * Copyright (c) 2008-2011, by Randall Stewart. All rights reserved. 4218319Srrs * Copyright (c) 2008-2011, by Michael Tuexen. All rights reserved. 5163953Srrs * 6163953Srrs * Redistribution and use in source and binary forms, with or without 7163953Srrs * modification, are permitted provided that the following conditions are met: 8163953Srrs * 9163953Srrs * a) Redistributions of source code must retain the above copyright notice, 10228653Stuexen * this list of conditions and the following disclaimer. 11163953Srrs * 12163953Srrs * b) Redistributions in binary form must reproduce the above copyright 13163953Srrs * notice, this list of conditions and the following disclaimer in 14228653Stuexen * the documentation and/or other materials provided with the distribution. 15163953Srrs * 16163953Srrs * c) Neither the name of Cisco Systems, Inc. nor the names of its 17163953Srrs * contributors may be used to endorse or promote products derived 18163953Srrs * from this software without specific prior written permission. 19163953Srrs * 20163953Srrs * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21163953Srrs * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22163953Srrs * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23163953Srrs * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24163953Srrs * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25163953Srrs * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26163953Srrs * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27163953Srrs * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28163953Srrs * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29163953Srrs * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30163953Srrs * THE POSSIBILITY OF SUCH DAMAGE. 31163953Srrs */ 32163953Srrs 33163953Srrs/* $KAME: sctp_usrreq.c,v 1.48 2005/03/07 23:26:08 itojun Exp $ */ 34163953Srrs 35163953Srrs#include <sys/cdefs.h> 36163953Srrs__FBSDID("$FreeBSD: head/sys/netinet/sctp_usrreq.c 235075 2012-05-06 11:02:53Z tuexen $"); 37166086Srrs#include <netinet/sctp_os.h> 38163953Srrs#include <sys/proc.h> 39163953Srrs#include <netinet/sctp_pcb.h> 40163953Srrs#include <netinet/sctp_header.h> 41163953Srrs#include <netinet/sctp_var.h> 42167695Srrs#if defined(INET6) 43167695Srrs#endif 44167598Srrs#include <netinet/sctp_sysctl.h> 45163953Srrs#include <netinet/sctp_output.h> 46163953Srrs#include <netinet/sctp_uio.h> 47163953Srrs#include <netinet/sctp_asconf.h> 48163953Srrs#include <netinet/sctputil.h> 49163953Srrs#include <netinet/sctp_indata.h> 50163953Srrs#include <netinet/sctp_timer.h> 51163953Srrs#include <netinet/sctp_auth.h> 52170091Srrs#include <netinet/sctp_bsd_addr.h> 53185694Srrs#include <netinet/udp.h> 54164085Srrs 55163953Srrs 56163953Srrs 57217611Stuexenextern struct sctp_cc_functions sctp_cc_functions[]; 58217760Stuexenextern struct sctp_ss_functions sctp_ss_functions[]; 59170091Srrs 60163953Srrsvoid 61163953Srrssctp_init(void) 62163953Srrs{ 63163953Srrs u_long sb_max_adj; 64163953Srrs 65179783Srrs /* Initialize and modify the sysctled variables */ 66179783Srrs sctp_init_sysctls(); 67163953Srrs if ((nmbclusters / 8) > SCTP_ASOC_MAX_CHUNKS_ON_QUEUE) 68179783Srrs SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = (nmbclusters / 8); 69163953Srrs /* 70163953Srrs * Allow a user to take no more than 1/2 the number of clusters or 71163953Srrs * the SB_MAX whichever is smaller for the send window. 72163953Srrs */ 73163953Srrs sb_max_adj = (u_long)((u_quad_t) (SB_MAX) * MCLBYTES / (MSIZE + MCLBYTES)); 74179783Srrs SCTP_BASE_SYSCTL(sctp_sendspace) = min(sb_max_adj, 75170056Srrs (((uint32_t) nmbclusters / 2) * SCTP_DEFAULT_MAXSEGMENT)); 76163953Srrs /* 77163953Srrs * Now for the recv window, should we take the same amount? or 78163953Srrs * should I do 1/2 the SB_MAX instead in the SB_MAX min above. For 79163953Srrs * now I will just copy. 80163953Srrs */ 81179783Srrs SCTP_BASE_SYSCTL(sctp_recvspace) = SCTP_BASE_SYSCTL(sctp_sendspace); 82179783Srrs SCTP_BASE_VAR(first_time) = 0; 83179783Srrs SCTP_BASE_VAR(sctp_pcb_initialized) = 0; 84179783Srrs sctp_pcb_init(); 85179783Srrs#if defined(SCTP_PACKET_LOGGING) 86179783Srrs SCTP_BASE_VAR(packet_log_writers) = 0; 87179783Srrs SCTP_BASE_VAR(packet_log_end) = 0; 88179783Srrs bzero(&SCTP_BASE_VAR(packet_log_buffer), SCTP_PACKET_LOG_SIZE); 89179783Srrs#endif 90163953Srrs} 91163953Srrs 92179783Srrsvoid 93179783Srrssctp_finish(void) 94179783Srrs{ 95179783Srrs sctp_pcb_finish(); 96179783Srrs} 97163953Srrs 98166023Srrs 99163953Srrs 100179157Srrsvoid 101228653Stuexensctp_pathmtu_adjustment(struct sctp_tcb *stcb, uint16_t nxtsz) 102163953Srrs{ 103163953Srrs struct sctp_tmit_chunk *chk; 104197257Stuexen uint16_t overhead; 105163953Srrs 106163953Srrs /* Adjust that too */ 107163953Srrs stcb->asoc.smallest_mtu = nxtsz; 108163953Srrs /* now off to subtract IP_DF flag if needed */ 109197257Stuexen overhead = IP_HDR_SIZE; 110197257Stuexen if (sctp_auth_is_required_chunk(SCTP_DATA, stcb->asoc.peer_auth_chunks)) { 111197257Stuexen overhead += sctp_get_auth_chunk_len(stcb->asoc.peer_hmac_id); 112197257Stuexen } 113163953Srrs TAILQ_FOREACH(chk, &stcb->asoc.send_queue, sctp_next) { 114197257Stuexen if ((chk->send_size + overhead) > nxtsz) { 115163953Srrs chk->flags |= CHUNK_FLAGS_FRAGMENT_OK; 116163953Srrs } 117163953Srrs } 118163953Srrs TAILQ_FOREACH(chk, &stcb->asoc.sent_queue, sctp_next) { 119197257Stuexen if ((chk->send_size + overhead) > nxtsz) { 120163953Srrs /* 121163953Srrs * For this guy we also mark for immediate resend 122163953Srrs * since we sent to big of chunk 123163953Srrs */ 124163953Srrs chk->flags |= CHUNK_FLAGS_FRAGMENT_OK; 125190689Srrs if (chk->sent < SCTP_DATAGRAM_RESEND) { 126190689Srrs sctp_flight_size_decrease(chk); 127190689Srrs sctp_total_flight_decrease(stcb, chk); 128190689Srrs } 129163953Srrs if (chk->sent != SCTP_DATAGRAM_RESEND) { 130163953Srrs sctp_ucount_incr(stcb->asoc.sent_queue_retran_cnt); 131163953Srrs } 132163953Srrs chk->sent = SCTP_DATAGRAM_RESEND; 133163953Srrs chk->rec.data.doing_fast_retransmit = 0; 134179783Srrs if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_FLIGHT_LOGGING_ENABLE) { 135170744Srrs sctp_misc_ints(SCTP_FLIGHT_LOG_DOWN_PMTU, 136170744Srrs chk->whoTo->flight_size, 137170744Srrs chk->book_size, 138170744Srrs (uintptr_t) chk->whoTo, 139170744Srrs chk->rec.data.TSN_seq); 140170744Srrs } 141163953Srrs /* Clear any time so NO RTT is being done */ 142163953Srrs chk->do_rtt = 0; 143163953Srrs } 144163953Srrs } 145163953Srrs} 146163953Srrs 147221249Stuexen#ifdef INET 148163953Srrsstatic void 149163953Srrssctp_notify_mbuf(struct sctp_inpcb *inp, 150163953Srrs struct sctp_tcb *stcb, 151163953Srrs struct sctp_nets *net, 152163953Srrs struct ip *ip, 153163953Srrs struct sctphdr *sh) 154163953Srrs{ 155163953Srrs struct icmp *icmph; 156163953Srrs int totsz, tmr_stopped = 0; 157163953Srrs uint16_t nxtsz; 158163953Srrs 159163953Srrs /* protection */ 160163953Srrs if ((inp == NULL) || (stcb == NULL) || (net == NULL) || 161163953Srrs (ip == NULL) || (sh == NULL)) { 162169420Srrs if (stcb != NULL) { 163163953Srrs SCTP_TCB_UNLOCK(stcb); 164169420Srrs } 165163953Srrs return; 166163953Srrs } 167163953Srrs /* First job is to verify the vtag matches what I would send */ 168163953Srrs if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) { 169163953Srrs SCTP_TCB_UNLOCK(stcb); 170163953Srrs return; 171163953Srrs } 172163953Srrs icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) - 173163953Srrs sizeof(struct ip))); 174163953Srrs if (icmph->icmp_type != ICMP_UNREACH) { 175163953Srrs /* We only care about unreachable */ 176163953Srrs SCTP_TCB_UNLOCK(stcb); 177163953Srrs return; 178163953Srrs } 179163953Srrs if (icmph->icmp_code != ICMP_UNREACH_NEEDFRAG) { 180163953Srrs /* not a unreachable message due to frag. */ 181163953Srrs SCTP_TCB_UNLOCK(stcb); 182163953Srrs return; 183163953Srrs } 184163953Srrs totsz = ip->ip_len; 185163953Srrs 186171943Srrs nxtsz = ntohs(icmph->icmp_nextmtu); 187163953Srrs if (nxtsz == 0) { 188163953Srrs /* 189163953Srrs * old type router that does not tell us what the next size 190163953Srrs * mtu is. Rats we will have to guess (in a educated fashion 191163953Srrs * of course) 192163953Srrs */ 193214939Stuexen nxtsz = sctp_get_prev_mtu(totsz); 194163953Srrs } 195163953Srrs /* Stop any PMTU timer */ 196165647Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 197163953Srrs tmr_stopped = 1; 198165220Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 199165220Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_1); 200163953Srrs } 201163953Srrs /* Adjust destination size limit */ 202163953Srrs if (net->mtu > nxtsz) { 203163953Srrs net->mtu = nxtsz; 204185694Srrs if (net->port) { 205185694Srrs net->mtu -= sizeof(struct udphdr); 206185694Srrs } 207163953Srrs } 208163953Srrs /* now what about the ep? */ 209163953Srrs if (stcb->asoc.smallest_mtu > nxtsz) { 210228653Stuexen sctp_pathmtu_adjustment(stcb, nxtsz); 211163953Srrs } 212163953Srrs if (tmr_stopped) 213163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 214163953Srrs 215163953Srrs SCTP_TCB_UNLOCK(stcb); 216163953Srrs} 217163953Srrs 218221249Stuexen#endif 219163953Srrs 220163953Srrsvoid 221163953Srrssctp_notify(struct sctp_inpcb *inp, 222172091Srrs struct ip *ip, 223163953Srrs struct sctphdr *sh, 224163953Srrs struct sockaddr *to, 225163953Srrs struct sctp_tcb *stcb, 226163953Srrs struct sctp_nets *net) 227163953Srrs{ 228172090Srrs#if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 229172090Srrs struct socket *so; 230172090Srrs 231172090Srrs#endif 232163953Srrs /* protection */ 233172091Srrs int reason; 234172091Srrs struct icmp *icmph; 235172091Srrs 236172091Srrs 237163953Srrs if ((inp == NULL) || (stcb == NULL) || (net == NULL) || 238163953Srrs (sh == NULL) || (to == NULL)) { 239172091Srrs if (stcb) 240172091Srrs SCTP_TCB_UNLOCK(stcb); 241163953Srrs return; 242163953Srrs } 243163953Srrs /* First job is to verify the vtag matches what I would send */ 244163953Srrs if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) { 245172091Srrs SCTP_TCB_UNLOCK(stcb); 246163953Srrs return; 247163953Srrs } 248172091Srrs icmph = (struct icmp *)((caddr_t)ip - (sizeof(struct icmp) - 249172091Srrs sizeof(struct ip))); 250172091Srrs if (icmph->icmp_type != ICMP_UNREACH) { 251172091Srrs /* We only care about unreachable */ 252172091Srrs SCTP_TCB_UNLOCK(stcb); 253172091Srrs return; 254172091Srrs } 255172091Srrs if ((icmph->icmp_code == ICMP_UNREACH_NET) || 256172091Srrs (icmph->icmp_code == ICMP_UNREACH_HOST) || 257172091Srrs (icmph->icmp_code == ICMP_UNREACH_NET_UNKNOWN) || 258172091Srrs (icmph->icmp_code == ICMP_UNREACH_HOST_UNKNOWN) || 259172091Srrs (icmph->icmp_code == ICMP_UNREACH_ISOLATED) || 260172091Srrs (icmph->icmp_code == ICMP_UNREACH_NET_PROHIB) || 261172091Srrs (icmph->icmp_code == ICMP_UNREACH_HOST_PROHIB) || 262172091Srrs (icmph->icmp_code == ICMP_UNREACH_FILTER_PROHIB)) { 263163953Srrs 264163953Srrs /* 265163953Srrs * Hmm reachablity problems we must examine closely. If its 266163953Srrs * not reachable, we may have lost a network. Or if there is 267163953Srrs * NO protocol at the other end named SCTP. well we consider 268163953Srrs * it a OOTB abort. 269163953Srrs */ 270172091Srrs if (net->dest_state & SCTP_ADDR_REACHABLE) { 271172091Srrs /* Ok that destination is NOT reachable */ 272172091Srrs net->dest_state &= ~SCTP_ADDR_REACHABLE; 273224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 274172091Srrs sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, 275172091Srrs stcb, SCTP_FAILED_THRESHOLD, 276172091Srrs (void *)net, SCTP_SO_NOT_LOCKED); 277172091Srrs } 278172091Srrs SCTP_TCB_UNLOCK(stcb); 279172091Srrs } else if ((icmph->icmp_code == ICMP_UNREACH_PROTOCOL) || 280172091Srrs (icmph->icmp_code == ICMP_UNREACH_PORT)) { 281172091Srrs /* 282172091Srrs * Here the peer is either playing tricks on us, including 283172091Srrs * an address that belongs to someone who does not support 284172091Srrs * SCTP OR was a userland implementation that shutdown and 285172091Srrs * now is dead. In either case treat it like a OOTB abort 286172091Srrs * with no TCB 287172091Srrs */ 288172091Srrs reason = SCTP_PEER_FAULTY; 289172091Srrs sctp_abort_notification(stcb, reason, SCTP_SO_NOT_LOCKED); 290172090Srrs#if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 291172091Srrs so = SCTP_INP_SO(inp); 292172091Srrs atomic_add_int(&stcb->asoc.refcnt, 1); 293172091Srrs SCTP_TCB_UNLOCK(stcb); 294172091Srrs SCTP_SOCKET_LOCK(so, 1); 295172091Srrs SCTP_TCB_LOCK(stcb); 296172091Srrs atomic_subtract_int(&stcb->asoc.refcnt, 1); 297172090Srrs#endif 298172091Srrs (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2); 299172090Srrs#if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 300172091Srrs SCTP_SOCKET_UNLOCK(so, 1); 301172091Srrs /* SCTP_TCB_UNLOCK(stcb); MT: I think this is not needed. */ 302172090Srrs#endif 303172091Srrs /* no need to unlock here, since the TCB is gone */ 304163953Srrs } else { 305172091Srrs SCTP_TCB_UNLOCK(stcb); 306163953Srrs } 307163953Srrs} 308163953Srrs 309221249Stuexen#ifdef INET 310163953Srrsvoid 311163953Srrssctp_ctlinput(cmd, sa, vip) 312163953Srrs int cmd; 313163953Srrs struct sockaddr *sa; 314163953Srrs void *vip; 315163953Srrs{ 316163953Srrs struct ip *ip = vip; 317163953Srrs struct sctphdr *sh; 318167598Srrs uint32_t vrf_id; 319163953Srrs 320168299Srrs /* FIX, for non-bsd is this right? */ 321167598Srrs vrf_id = SCTP_DEFAULT_VRFID; 322163953Srrs if (sa->sa_family != AF_INET || 323163953Srrs ((struct sockaddr_in *)sa)->sin_addr.s_addr == INADDR_ANY) { 324163953Srrs return; 325163953Srrs } 326163953Srrs if (PRC_IS_REDIRECT(cmd)) { 327163953Srrs ip = 0; 328163953Srrs } else if ((unsigned)cmd >= PRC_NCMDS || inetctlerrmap[cmd] == 0) { 329163953Srrs return; 330163953Srrs } 331163953Srrs if (ip) { 332163953Srrs struct sctp_inpcb *inp = NULL; 333163953Srrs struct sctp_tcb *stcb = NULL; 334163953Srrs struct sctp_nets *net = NULL; 335163953Srrs struct sockaddr_in to, from; 336163953Srrs 337163953Srrs sh = (struct sctphdr *)((caddr_t)ip + (ip->ip_hl << 2)); 338163953Srrs bzero(&to, sizeof(to)); 339163953Srrs bzero(&from, sizeof(from)); 340163953Srrs from.sin_family = to.sin_family = AF_INET; 341163953Srrs from.sin_len = to.sin_len = sizeof(to); 342163953Srrs from.sin_port = sh->src_port; 343163953Srrs from.sin_addr = ip->ip_src; 344163953Srrs to.sin_port = sh->dest_port; 345163953Srrs to.sin_addr = ip->ip_dst; 346163953Srrs 347163953Srrs /* 348163953Srrs * 'to' holds the dest of the packet that failed to be sent. 349163953Srrs * 'from' holds our local endpoint address. Thus we reverse 350163953Srrs * the to and the from in the lookup. 351163953Srrs */ 352163953Srrs stcb = sctp_findassociation_addr_sa((struct sockaddr *)&from, 353163953Srrs (struct sockaddr *)&to, 354167598Srrs &inp, &net, 1, vrf_id); 355163953Srrs if (stcb != NULL && inp && (inp->sctp_socket != NULL)) { 356163953Srrs if (cmd != PRC_MSGSIZE) { 357172091Srrs sctp_notify(inp, ip, sh, 358163953Srrs (struct sockaddr *)&to, stcb, 359163953Srrs net); 360163953Srrs } else { 361163953Srrs /* handle possible ICMP size messages */ 362163953Srrs sctp_notify_mbuf(inp, stcb, net, ip, sh); 363163953Srrs } 364163953Srrs } else { 365163953Srrs if ((stcb == NULL) && (inp != NULL)) { 366163953Srrs /* reduce ref-count */ 367163953Srrs SCTP_INP_WLOCK(inp); 368163953Srrs SCTP_INP_DECR_REF(inp); 369163953Srrs SCTP_INP_WUNLOCK(inp); 370163953Srrs } 371209029Srrs if (stcb) { 372209029Srrs SCTP_TCB_UNLOCK(stcb); 373209029Srrs } 374163953Srrs } 375163953Srrs } 376163953Srrs return; 377163953Srrs} 378163953Srrs 379221249Stuexen#endif 380221249Stuexen 381163953Srrsstatic int 382163953Srrssctp_getcred(SYSCTL_HANDLER_ARGS) 383163953Srrs{ 384164085Srrs struct xucred xuc; 385163953Srrs struct sockaddr_in addrs[2]; 386163953Srrs struct sctp_inpcb *inp; 387163953Srrs struct sctp_nets *net; 388163953Srrs struct sctp_tcb *stcb; 389164085Srrs int error; 390167598Srrs uint32_t vrf_id; 391163953Srrs 392168299Srrs /* FIX, for non-bsd is this right? */ 393167598Srrs vrf_id = SCTP_DEFAULT_VRFID; 394168299Srrs 395170587Srwatson error = priv_check(req->td, PRIV_NETINET_GETCRED); 396170587Srwatson 397163953Srrs if (error) 398163953Srrs return (error); 399164039Srwatson 400163953Srrs error = SYSCTL_IN(req, addrs, sizeof(addrs)); 401163953Srrs if (error) 402163953Srrs return (error); 403163953Srrs 404163953Srrs stcb = sctp_findassociation_addr_sa(sintosa(&addrs[0]), 405163953Srrs sintosa(&addrs[1]), 406167598Srrs &inp, &net, 1, vrf_id); 407163953Srrs if (stcb == NULL || inp == NULL || inp->sctp_socket == NULL) { 408163953Srrs if ((inp != NULL) && (stcb == NULL)) { 409163953Srrs /* reduce ref-count */ 410163953Srrs SCTP_INP_WLOCK(inp); 411163953Srrs SCTP_INP_DECR_REF(inp); 412164085Srrs goto cred_can_cont; 413163953Srrs } 414171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 415163953Srrs error = ENOENT; 416163953Srrs goto out; 417163953Srrs } 418163953Srrs SCTP_TCB_UNLOCK(stcb); 419164085Srrs /* 420164085Srrs * We use the write lock here, only since in the error leg we need 421164085Srrs * it. If we used RLOCK, then we would have to 422164085Srrs * wlock/decr/unlock/rlock. Which in theory could create a hole. 423164085Srrs * Better to use higher wlock. 424164085Srrs */ 425164085Srrs SCTP_INP_WLOCK(inp); 426164085Srrscred_can_cont: 427164085Srrs error = cr_canseesocket(req->td->td_ucred, inp->sctp_socket); 428164085Srrs if (error) { 429164085Srrs SCTP_INP_WUNLOCK(inp); 430164085Srrs goto out; 431164085Srrs } 432164085Srrs cru2x(inp->sctp_socket->so_cred, &xuc); 433164085Srrs SCTP_INP_WUNLOCK(inp); 434164085Srrs error = SYSCTL_OUT(req, &xuc, sizeof(struct xucred)); 435163953Srrsout: 436163953Srrs return (error); 437163953Srrs} 438163953Srrs 439163953SrrsSYSCTL_PROC(_net_inet_sctp, OID_AUTO, getcred, CTLTYPE_OPAQUE | CTLFLAG_RW, 440163953Srrs 0, 0, sctp_getcred, "S,ucred", "Get the ucred of a SCTP connection"); 441163953Srrs 442163953Srrs 443221249Stuexen#ifdef INET 444163953Srrsstatic void 445163953Srrssctp_abort(struct socket *so) 446163953Srrs{ 447163953Srrs struct sctp_inpcb *inp; 448163953Srrs uint32_t flags; 449163953Srrs 450163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 451233005Stuexen if (inp == NULL) { 452163953Srrs return; 453171943Srrs } 454163953Srrssctp_must_try_again: 455163953Srrs flags = inp->sctp_flags; 456163953Srrs#ifdef SCTP_LOG_CLOSING 457163953Srrs sctp_log_closing(inp, NULL, 17); 458163953Srrs#endif 459163953Srrs if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 460163953Srrs (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) { 461163953Srrs#ifdef SCTP_LOG_CLOSING 462163953Srrs sctp_log_closing(inp, NULL, 16); 463163953Srrs#endif 464169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT, 465169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 466163953Srrs SOCK_LOCK(so); 467167695Srrs SCTP_SB_CLEAR(so->so_snd); 468163953Srrs /* 469163953Srrs * same for the rcv ones, they are only here for the 470163953Srrs * accounting/select. 471163953Srrs */ 472167695Srrs SCTP_SB_CLEAR(so->so_rcv); 473167695Srrs 474167695Srrs /* Now null out the reference, we are completely detached. */ 475163953Srrs so->so_pcb = NULL; 476163953Srrs SOCK_UNLOCK(so); 477163953Srrs } else { 478163953Srrs flags = inp->sctp_flags; 479163953Srrs if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) { 480163953Srrs goto sctp_must_try_again; 481163953Srrs } 482163953Srrs } 483163953Srrs return; 484163953Srrs} 485163953Srrs 486163953Srrsstatic int 487228653Stuexensctp_attach(struct socket *so, int proto SCTP_UNUSED, struct thread *p SCTP_UNUSED) 488163953Srrs{ 489163953Srrs struct sctp_inpcb *inp; 490163953Srrs struct inpcb *ip_inp; 491166086Srrs int error; 492170205Srrs uint32_t vrf_id = SCTP_DEFAULT_VRFID; 493185694Srrs 494171167Sgnn#ifdef IPSEC 495163953Srrs uint32_t flags; 496185694Srrs 497185435Sbz#endif 498171440Srrs 499163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 500163953Srrs if (inp != 0) { 501171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 502228907Stuexen return (EINVAL); 503163953Srrs } 504184030Srrs if (so->so_snd.sb_hiwat == 0 || so->so_rcv.sb_hiwat == 0) { 505184030Srrs error = SCTP_SORESERVE(so, SCTP_BASE_SYSCTL(sctp_sendspace), SCTP_BASE_SYSCTL(sctp_recvspace)); 506184030Srrs if (error) { 507228907Stuexen return (error); 508184030Srrs } 509163953Srrs } 510170205Srrs error = sctp_inpcb_alloc(so, vrf_id); 511163953Srrs if (error) { 512228907Stuexen return (error); 513163953Srrs } 514163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 515163953Srrs SCTP_INP_WLOCK(inp); 516163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_BOUND_V6; /* I'm not v6! */ 517163953Srrs ip_inp = &inp->ip_inp.inp; 518163953Srrs ip_inp->inp_vflag |= INP_IPV4; 519197288Srrs ip_inp->inp_ip_ttl = MODULE_GLOBAL(ip_defttl); 520171167Sgnn#ifdef IPSEC 521171133Sgnn error = ipsec_init_policy(so, &ip_inp->inp_sp); 522163953Srrs#ifdef SCTP_LOG_CLOSING 523163953Srrs sctp_log_closing(inp, NULL, 17); 524163953Srrs#endif 525163953Srrs if (error != 0) { 526202523Srrstry_again: 527163953Srrs flags = inp->sctp_flags; 528163953Srrs if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 529163953Srrs (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) { 530163953Srrs#ifdef SCTP_LOG_CLOSING 531163953Srrs sctp_log_closing(inp, NULL, 15); 532163953Srrs#endif 533169352Srrs SCTP_INP_WUNLOCK(inp); 534169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT, 535169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 536169254Srrs } else { 537202523Srrs flags = inp->sctp_flags; 538202523Srrs if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) { 539202523Srrs goto try_again; 540202523Srrs } else { 541202523Srrs SCTP_INP_WUNLOCK(inp); 542202523Srrs } 543163953Srrs } 544228907Stuexen return (error); 545163953Srrs } 546171167Sgnn#endif /* IPSEC */ 547163953Srrs SCTP_INP_WUNLOCK(inp); 548228907Stuexen return (0); 549163953Srrs} 550163953Srrs 551163953Srrsstatic int 552163953Srrssctp_bind(struct socket *so, struct sockaddr *addr, struct thread *p) 553163953Srrs{ 554171943Srrs struct sctp_inpcb *inp = NULL; 555166086Srrs int error; 556163953Srrs 557225571Stuexen#ifdef INET 558171943Srrs if (addr && addr->sa_family != AF_INET) { 559163953Srrs /* must be a v4 address! */ 560171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 561228907Stuexen return (EINVAL); 562171943Srrs } 563163953Srrs#endif /* INET6 */ 564170056Srrs if (addr && (addr->sa_len != sizeof(struct sockaddr_in))) { 565171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 566228907Stuexen return (EINVAL); 567170056Srrs } 568163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 569233005Stuexen if (inp == NULL) { 570171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 571228907Stuexen return (EINVAL); 572171943Srrs } 573171572Srrs error = sctp_inpcb_bind(so, addr, NULL, p); 574228907Stuexen return (error); 575163953Srrs} 576163953Srrs 577221249Stuexen#endif 578171990Srrsvoid 579163953Srrssctp_close(struct socket *so) 580163953Srrs{ 581163953Srrs struct sctp_inpcb *inp; 582163953Srrs uint32_t flags; 583163953Srrs 584163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 585233005Stuexen if (inp == NULL) 586163953Srrs return; 587163953Srrs 588163953Srrs /* 589163953Srrs * Inform all the lower layer assoc that we are done. 590163953Srrs */ 591163953Srrssctp_must_try_again: 592163953Srrs flags = inp->sctp_flags; 593163953Srrs#ifdef SCTP_LOG_CLOSING 594163953Srrs sctp_log_closing(inp, NULL, 17); 595163953Srrs#endif 596163953Srrs if (((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 597163953Srrs (atomic_cmpset_int(&inp->sctp_flags, flags, (flags | SCTP_PCB_FLAGS_SOCKET_GONE | SCTP_PCB_FLAGS_CLOSE_IP)))) { 598163953Srrs if (((so->so_options & SO_LINGER) && (so->so_linger == 0)) || 599163953Srrs (so->so_rcv.sb_cc > 0)) { 600163953Srrs#ifdef SCTP_LOG_CLOSING 601163953Srrs sctp_log_closing(inp, NULL, 13); 602163953Srrs#endif 603169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_ABORT, 604169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 605163953Srrs } else { 606163953Srrs#ifdef SCTP_LOG_CLOSING 607163953Srrs sctp_log_closing(inp, NULL, 14); 608163953Srrs#endif 609169380Srrs sctp_inpcb_free(inp, SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE, 610169380Srrs SCTP_CALLED_AFTER_CMPSET_OFCLOSE); 611163953Srrs } 612163953Srrs /* 613163953Srrs * The socket is now detached, no matter what the state of 614163953Srrs * the SCTP association. 615163953Srrs */ 616163953Srrs SOCK_LOCK(so); 617167695Srrs SCTP_SB_CLEAR(so->so_snd); 618163953Srrs /* 619163953Srrs * same for the rcv ones, they are only here for the 620163953Srrs * accounting/select. 621163953Srrs */ 622167695Srrs SCTP_SB_CLEAR(so->so_rcv); 623167695Srrs 624167695Srrs /* Now null out the reference, we are completely detached. */ 625163953Srrs so->so_pcb = NULL; 626163953Srrs SOCK_UNLOCK(so); 627163953Srrs } else { 628163953Srrs flags = inp->sctp_flags; 629163953Srrs if ((flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) { 630163953Srrs goto sctp_must_try_again; 631163953Srrs } 632163953Srrs } 633163953Srrs return; 634163953Srrs} 635163953Srrs 636163953Srrs 637163953Srrsint 638163953Srrssctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr, 639163953Srrs struct mbuf *control, struct thread *p); 640163953Srrs 641163953Srrs 642163953Srrsint 643163953Srrssctp_sendm(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr, 644163953Srrs struct mbuf *control, struct thread *p) 645163953Srrs{ 646163953Srrs struct sctp_inpcb *inp; 647163953Srrs int error; 648163953Srrs 649163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 650233005Stuexen if (inp == NULL) { 651163953Srrs if (control) { 652163953Srrs sctp_m_freem(control); 653163953Srrs control = NULL; 654163953Srrs } 655171943Srrs SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 656163953Srrs sctp_m_freem(m); 657228907Stuexen return (EINVAL); 658163953Srrs } 659163953Srrs /* Got to have an to address if we are NOT a connected socket */ 660163953Srrs if ((addr == NULL) && 661163953Srrs ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) || 662228907Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE))) { 663163953Srrs goto connected_type; 664163953Srrs } else if (addr == NULL) { 665171943Srrs SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ); 666163953Srrs error = EDESTADDRREQ; 667163953Srrs sctp_m_freem(m); 668163953Srrs if (control) { 669163953Srrs sctp_m_freem(control); 670163953Srrs control = NULL; 671163953Srrs } 672163953Srrs return (error); 673163953Srrs } 674163953Srrs#ifdef INET6 675163953Srrs if (addr->sa_family != AF_INET) { 676163953Srrs /* must be a v4 address! */ 677171943Srrs SCTP_LTRACE_ERR_RET_PKT(m, inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EDESTADDRREQ); 678163953Srrs sctp_m_freem(m); 679163953Srrs if (control) { 680163953Srrs sctp_m_freem(control); 681163953Srrs control = NULL; 682163953Srrs } 683163953Srrs error = EDESTADDRREQ; 684223132Stuexen return (error); 685163953Srrs } 686163953Srrs#endif /* INET6 */ 687163953Srrsconnected_type: 688163953Srrs /* now what about control */ 689163953Srrs if (control) { 690163953Srrs if (inp->control) { 691169420Srrs SCTP_PRINTF("huh? control set?\n"); 692163953Srrs sctp_m_freem(inp->control); 693163953Srrs inp->control = NULL; 694163953Srrs } 695163953Srrs inp->control = control; 696163953Srrs } 697163953Srrs /* Place the data */ 698163953Srrs if (inp->pkt) { 699165647Srrs SCTP_BUF_NEXT(inp->pkt_last) = m; 700163953Srrs inp->pkt_last = m; 701163953Srrs } else { 702163953Srrs inp->pkt_last = inp->pkt = m; 703163953Srrs } 704163953Srrs if ( 705163953Srrs /* FreeBSD uses a flag passed */ 706163953Srrs ((flags & PRUS_MORETOCOME) == 0) 707163953Srrs ) { 708163953Srrs /* 709163953Srrs * note with the current version this code will only be used 710163953Srrs * by OpenBSD-- NetBSD, FreeBSD, and MacOS have methods for 711163953Srrs * re-defining sosend to use the sctp_sosend. One can 712163953Srrs * optionally switch back to this code (by changing back the 713163953Srrs * definitions) but this is not advisable. This code is used 714163953Srrs * by FreeBSD when sending a file with sendfile() though. 715163953Srrs */ 716163953Srrs int ret; 717163953Srrs 718163953Srrs ret = sctp_output(inp, inp->pkt, addr, inp->control, p, flags); 719163953Srrs inp->pkt = NULL; 720163953Srrs inp->control = NULL; 721163953Srrs return (ret); 722163953Srrs } else { 723163953Srrs return (0); 724163953Srrs } 725163953Srrs} 726163953Srrs 727171990Srrsint 728163953Srrssctp_disconnect(struct socket *so) 729163953Srrs{ 730163953Srrs struct sctp_inpcb *inp; 731163953Srrs 732163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 733163953Srrs if (inp == NULL) { 734171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 735163953Srrs return (ENOTCONN); 736163953Srrs } 737163953Srrs SCTP_INP_RLOCK(inp); 738171745Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 739171745Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 740199437Stuexen if (LIST_EMPTY(&inp->sctp_asoc_list)) { 741163953Srrs /* No connection */ 742163953Srrs SCTP_INP_RUNLOCK(inp); 743163953Srrs return (0); 744163953Srrs } else { 745163953Srrs struct sctp_association *asoc; 746163953Srrs struct sctp_tcb *stcb; 747163953Srrs 748163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 749163953Srrs if (stcb == NULL) { 750163953Srrs SCTP_INP_RUNLOCK(inp); 751171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 752163953Srrs return (EINVAL); 753163953Srrs } 754163953Srrs SCTP_TCB_LOCK(stcb); 755163953Srrs asoc = &stcb->asoc; 756163953Srrs if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) { 757163953Srrs /* We are about to be freed, out of here */ 758163953Srrs SCTP_TCB_UNLOCK(stcb); 759163953Srrs SCTP_INP_RUNLOCK(inp); 760163953Srrs return (0); 761163953Srrs } 762163953Srrs if (((so->so_options & SO_LINGER) && 763163953Srrs (so->so_linger == 0)) || 764163953Srrs (so->so_rcv.sb_cc > 0)) { 765163953Srrs if (SCTP_GET_STATE(asoc) != 766163953Srrs SCTP_STATE_COOKIE_WAIT) { 767163953Srrs /* Left with Data unread */ 768163953Srrs struct mbuf *err; 769163953Srrs 770163953Srrs err = sctp_get_mbuf_for_msg(sizeof(struct sctp_paramhdr), 0, M_DONTWAIT, 1, MT_DATA); 771163953Srrs if (err) { 772163953Srrs /* 773163953Srrs * Fill in the user 774163953Srrs * initiated abort 775163953Srrs */ 776163953Srrs struct sctp_paramhdr *ph; 777163953Srrs 778163953Srrs ph = mtod(err, struct sctp_paramhdr *); 779165647Srrs SCTP_BUF_LEN(err) = sizeof(struct sctp_paramhdr); 780163953Srrs ph->param_type = htons(SCTP_CAUSE_USER_INITIATED_ABT); 781165647Srrs ph->param_length = htons(SCTP_BUF_LEN(err)); 782163953Srrs } 783172396Srrs#if defined(SCTP_PANIC_ON_ABORT) 784172396Srrs panic("disconnect does an abort"); 785172396Srrs#endif 786172090Srrs sctp_send_abort_tcb(stcb, err, SCTP_SO_LOCKED); 787163953Srrs SCTP_STAT_INCR_COUNTER32(sctps_aborted); 788163953Srrs } 789163953Srrs SCTP_INP_RUNLOCK(inp); 790163953Srrs if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) || 791163953Srrs (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 792163953Srrs SCTP_STAT_DECR_GAUGE32(sctps_currestab); 793163953Srrs } 794171943Srrs (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_3); 795163953Srrs /* No unlock tcb assoc is gone */ 796163953Srrs return (0); 797163953Srrs } 798163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 799163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 800163953Srrs (asoc->stream_queue_cnt == 0)) { 801163953Srrs /* there is nothing queued to send, so done */ 802163953Srrs if (asoc->locked_on_sending) { 803163953Srrs goto abort_anyway; 804163953Srrs } 805166675Srrs if ((SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) && 806166675Srrs (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_ACK_SENT)) { 807163953Srrs /* only send SHUTDOWN 1st time thru */ 808224641Stuexen struct sctp_nets *netp; 809224641Stuexen 810224641Stuexen if (stcb->asoc.alternate) { 811224641Stuexen netp = stcb->asoc.alternate; 812224641Stuexen } else { 813224641Stuexen netp = stcb->asoc.primary_destination; 814224641Stuexen } 815163953Srrs sctp_stop_timers_for_shutdown(stcb); 816224641Stuexen sctp_send_shutdown(stcb, netp); 817172090Srrs sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED); 818166675Srrs if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) || 819166675Srrs (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 820166675Srrs SCTP_STAT_DECR_GAUGE32(sctps_currestab); 821166675Srrs } 822171943Srrs SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); 823172703Srrs SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); 824163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN, 825224641Stuexen stcb->sctp_ep, stcb, netp); 826163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, 827224641Stuexen stcb->sctp_ep, stcb, netp); 828224641Stuexen 829163953Srrs } 830163953Srrs } else { 831163953Srrs /* 832163953Srrs * we still got (or just got) data to send, 833163953Srrs * so set SHUTDOWN_PENDING 834163953Srrs */ 835163953Srrs /* 836163953Srrs * XXX sockets draft says that SCTP_EOF 837163953Srrs * should be sent with no data. currently, 838163953Srrs * we will allow user data to be sent first 839163953Srrs * and move to SHUTDOWN-PENDING 840163953Srrs */ 841224641Stuexen struct sctp_nets *netp; 842224641Stuexen 843224641Stuexen if (stcb->asoc.alternate) { 844224641Stuexen netp = stcb->asoc.alternate; 845224641Stuexen } else { 846224641Stuexen netp = stcb->asoc.primary_destination; 847224641Stuexen } 848224641Stuexen 849163953Srrs asoc->state |= SCTP_STATE_SHUTDOWN_PENDING; 850163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, 851224641Stuexen netp); 852163953Srrs if (asoc->locked_on_sending) { 853163953Srrs /* Locked to send out the data */ 854163953Srrs struct sctp_stream_queue_pending *sp; 855163953Srrs 856163953Srrs sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead); 857163953Srrs if (sp == NULL) { 858169420Srrs SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n", 859163953Srrs asoc->locked_on_sending->stream_no); 860163953Srrs } else { 861163953Srrs if ((sp->length == 0) && (sp->msg_is_complete == 0)) 862163953Srrs asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; 863163953Srrs } 864163953Srrs } 865163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 866163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 867163953Srrs (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) { 868163953Srrs struct mbuf *op_err; 869163953Srrs 870163953Srrs abort_anyway: 871163953Srrs op_err = sctp_get_mbuf_for_msg((sizeof(struct sctp_paramhdr) + sizeof(uint32_t)), 872163953Srrs 0, M_DONTWAIT, 1, MT_DATA); 873163953Srrs if (op_err) { 874163953Srrs /* 875163953Srrs * Fill in the user 876163953Srrs * initiated abort 877163953Srrs */ 878163953Srrs struct sctp_paramhdr *ph; 879163953Srrs uint32_t *ippp; 880163953Srrs 881165647Srrs SCTP_BUF_LEN(op_err) = 882163953Srrs (sizeof(struct sctp_paramhdr) + sizeof(uint32_t)); 883163953Srrs ph = mtod(op_err, 884163953Srrs struct sctp_paramhdr *); 885163953Srrs ph->param_type = htons( 886163953Srrs SCTP_CAUSE_USER_INITIATED_ABT); 887165647Srrs ph->param_length = htons(SCTP_BUF_LEN(op_err)); 888163953Srrs ippp = (uint32_t *) (ph + 1); 889165220Srrs *ippp = htonl(SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4); 890163953Srrs } 891172396Srrs#if defined(SCTP_PANIC_ON_ABORT) 892172396Srrs panic("disconnect does an abort"); 893172396Srrs#endif 894172396Srrs 895165220Srrs stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_4; 896172090Srrs sctp_send_abort_tcb(stcb, op_err, SCTP_SO_LOCKED); 897163953Srrs SCTP_STAT_INCR_COUNTER32(sctps_aborted); 898163953Srrs if ((SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_OPEN) || 899163953Srrs (SCTP_GET_STATE(&stcb->asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 900163953Srrs SCTP_STAT_DECR_GAUGE32(sctps_currestab); 901163953Srrs } 902163953Srrs SCTP_INP_RUNLOCK(inp); 903171943Srrs (void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_5); 904163953Srrs return (0); 905171990Srrs } else { 906172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); 907163953Srrs } 908163953Srrs } 909188067Srrs soisdisconnecting(so); 910163953Srrs SCTP_TCB_UNLOCK(stcb); 911163953Srrs SCTP_INP_RUNLOCK(inp); 912163953Srrs return (0); 913163953Srrs } 914163953Srrs /* not reached */ 915163953Srrs } else { 916163953Srrs /* UDP model does not support this */ 917163953Srrs SCTP_INP_RUNLOCK(inp); 918171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 919228907Stuexen return (EOPNOTSUPP); 920163953Srrs } 921163953Srrs} 922163953Srrs 923163953Srrsint 924178202Srrssctp_flush(struct socket *so, int how) 925178202Srrs{ 926178202Srrs /* 927178202Srrs * We will just clear out the values and let subsequent close clear 928178202Srrs * out the data, if any. Note if the user did a shutdown(SHUT_RD) 929178202Srrs * they will not be able to read the data, the socket will block 930178202Srrs * that from happening. 931178202Srrs */ 932209289Stuexen struct sctp_inpcb *inp; 933209289Stuexen 934209289Stuexen inp = (struct sctp_inpcb *)so->so_pcb; 935209289Stuexen if (inp == NULL) { 936209289Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 937228907Stuexen return (EINVAL); 938209289Stuexen } 939209289Stuexen SCTP_INP_RLOCK(inp); 940209289Stuexen /* For the 1 to many model this does nothing */ 941209289Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 942209289Stuexen SCTP_INP_RUNLOCK(inp); 943209289Stuexen return (0); 944209289Stuexen } 945209289Stuexen SCTP_INP_RUNLOCK(inp); 946178202Srrs if ((how == PRU_FLUSH_RD) || (how == PRU_FLUSH_RDWR)) { 947178202Srrs /* 948178202Srrs * First make sure the sb will be happy, we don't use these 949178202Srrs * except maybe the count 950178202Srrs */ 951209289Stuexen SCTP_INP_WLOCK(inp); 952209289Stuexen SCTP_INP_READ_LOCK(inp); 953209289Stuexen inp->sctp_flags |= SCTP_PCB_FLAGS_SOCKET_CANT_READ; 954209289Stuexen SCTP_INP_READ_UNLOCK(inp); 955209289Stuexen SCTP_INP_WUNLOCK(inp); 956178202Srrs so->so_rcv.sb_cc = 0; 957178202Srrs so->so_rcv.sb_mbcnt = 0; 958178202Srrs so->so_rcv.sb_mb = NULL; 959178202Srrs } 960178202Srrs if ((how == PRU_FLUSH_WR) || (how == PRU_FLUSH_RDWR)) { 961178202Srrs /* 962178202Srrs * First make sure the sb will be happy, we don't use these 963178202Srrs * except maybe the count 964178202Srrs */ 965178202Srrs so->so_snd.sb_cc = 0; 966178202Srrs so->so_snd.sb_mbcnt = 0; 967178202Srrs so->so_snd.sb_mb = NULL; 968178202Srrs 969178202Srrs } 970178202Srrs return (0); 971178202Srrs} 972178202Srrs 973178202Srrsint 974163953Srrssctp_shutdown(struct socket *so) 975163953Srrs{ 976163953Srrs struct sctp_inpcb *inp; 977163953Srrs 978163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 979233005Stuexen if (inp == NULL) { 980171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 981228907Stuexen return (EINVAL); 982163953Srrs } 983163953Srrs SCTP_INP_RLOCK(inp); 984163953Srrs /* For UDP model this is a invalid call */ 985163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 986163953Srrs /* Restore the flags that the soshutdown took away. */ 987204096Stuexen SOCKBUF_LOCK(&so->so_rcv); 988163953Srrs so->so_rcv.sb_state &= ~SBS_CANTRCVMORE; 989204096Stuexen SOCKBUF_UNLOCK(&so->so_rcv); 990163953Srrs /* This proc will wakeup for read and do nothing (I hope) */ 991163953Srrs SCTP_INP_RUNLOCK(inp); 992171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 993163953Srrs return (EOPNOTSUPP); 994163953Srrs } 995163953Srrs /* 996163953Srrs * Ok if we reach here its the TCP model and it is either a SHUT_WR 997163953Srrs * or SHUT_RDWR. This means we put the shutdown flag against it. 998163953Srrs */ 999163953Srrs { 1000163953Srrs struct sctp_tcb *stcb; 1001163953Srrs struct sctp_association *asoc; 1002163953Srrs 1003188067Srrs if ((so->so_state & 1004188067Srrs (SS_ISCONNECTED | SS_ISCONNECTING | SS_ISDISCONNECTING)) == 0) { 1005188067Srrs SCTP_INP_RUNLOCK(inp); 1006188067Srrs return (ENOTCONN); 1007188067Srrs } 1008163953Srrs socantsendmore(so); 1009163953Srrs 1010163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 1011163953Srrs if (stcb == NULL) { 1012163953Srrs /* 1013163953Srrs * Ok we hit the case that the shutdown call was 1014163953Srrs * made after an abort or something. Nothing to do 1015163953Srrs * now. 1016163953Srrs */ 1017168299Srrs SCTP_INP_RUNLOCK(inp); 1018163953Srrs return (0); 1019163953Srrs } 1020163953Srrs SCTP_TCB_LOCK(stcb); 1021163953Srrs asoc = &stcb->asoc; 1022163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 1023163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 1024163953Srrs (asoc->stream_queue_cnt == 0)) { 1025163953Srrs if (asoc->locked_on_sending) { 1026163953Srrs goto abort_anyway; 1027163953Srrs } 1028163953Srrs /* there is nothing queued to send, so I'm done... */ 1029163953Srrs if (SCTP_GET_STATE(asoc) != SCTP_STATE_SHUTDOWN_SENT) { 1030163953Srrs /* only send SHUTDOWN the first time through */ 1031224641Stuexen struct sctp_nets *netp; 1032224641Stuexen 1033224641Stuexen if (stcb->asoc.alternate) { 1034224641Stuexen netp = stcb->asoc.alternate; 1035224641Stuexen } else { 1036224641Stuexen netp = stcb->asoc.primary_destination; 1037224641Stuexen } 1038163953Srrs sctp_stop_timers_for_shutdown(stcb); 1039224641Stuexen sctp_send_shutdown(stcb, netp); 1040172218Srrs sctp_chunk_output(stcb->sctp_ep, stcb, SCTP_OUTPUT_FROM_T3, SCTP_SO_LOCKED); 1041166675Srrs if ((SCTP_GET_STATE(asoc) == SCTP_STATE_OPEN) || 1042166675Srrs (SCTP_GET_STATE(asoc) == SCTP_STATE_SHUTDOWN_RECEIVED)) { 1043166675Srrs SCTP_STAT_DECR_GAUGE32(sctps_currestab); 1044166675Srrs } 1045171943Srrs SCTP_SET_STATE(asoc, SCTP_STATE_SHUTDOWN_SENT); 1046172703Srrs SCTP_CLEAR_SUBSTATE(asoc, SCTP_STATE_SHUTDOWN_PENDING); 1047163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWN, 1048224641Stuexen stcb->sctp_ep, stcb, netp); 1049163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, 1050224641Stuexen stcb->sctp_ep, stcb, netp); 1051163953Srrs } 1052163953Srrs } else { 1053163953Srrs /* 1054163953Srrs * we still got (or just got) data to send, so set 1055163953Srrs * SHUTDOWN_PENDING 1056163953Srrs */ 1057224641Stuexen struct sctp_nets *netp; 1058224641Stuexen 1059224641Stuexen if (stcb->asoc.alternate) { 1060224641Stuexen netp = stcb->asoc.alternate; 1061224641Stuexen } else { 1062224641Stuexen netp = stcb->asoc.primary_destination; 1063224641Stuexen } 1064224641Stuexen 1065163953Srrs asoc->state |= SCTP_STATE_SHUTDOWN_PENDING; 1066163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_SHUTDOWNGUARD, stcb->sctp_ep, stcb, 1067224641Stuexen netp); 1068163953Srrs 1069163953Srrs if (asoc->locked_on_sending) { 1070163953Srrs /* Locked to send out the data */ 1071163953Srrs struct sctp_stream_queue_pending *sp; 1072163953Srrs 1073163953Srrs sp = TAILQ_LAST(&asoc->locked_on_sending->outqueue, sctp_streamhead); 1074163953Srrs if (sp == NULL) { 1075169420Srrs SCTP_PRINTF("Error, sp is NULL, locked on sending is non-null strm:%d\n", 1076163953Srrs asoc->locked_on_sending->stream_no); 1077163953Srrs } else { 1078163953Srrs if ((sp->length == 0) && (sp->msg_is_complete == 0)) { 1079163953Srrs asoc->state |= SCTP_STATE_PARTIAL_MSG_LEFT; 1080163953Srrs } 1081163953Srrs } 1082163953Srrs } 1083163953Srrs if (TAILQ_EMPTY(&asoc->send_queue) && 1084163953Srrs TAILQ_EMPTY(&asoc->sent_queue) && 1085163953Srrs (asoc->state & SCTP_STATE_PARTIAL_MSG_LEFT)) { 1086163953Srrs struct mbuf *op_err; 1087163953Srrs 1088163953Srrs abort_anyway: 1089163953Srrs op_err = sctp_get_mbuf_for_msg((sizeof(struct sctp_paramhdr) + sizeof(uint32_t)), 1090163953Srrs 0, M_DONTWAIT, 1, MT_DATA); 1091163953Srrs if (op_err) { 1092163953Srrs /* Fill in the user initiated abort */ 1093163953Srrs struct sctp_paramhdr *ph; 1094163953Srrs uint32_t *ippp; 1095163953Srrs 1096165647Srrs SCTP_BUF_LEN(op_err) = 1097163953Srrs sizeof(struct sctp_paramhdr) + sizeof(uint32_t); 1098163953Srrs ph = mtod(op_err, 1099163953Srrs struct sctp_paramhdr *); 1100163953Srrs ph->param_type = htons( 1101163953Srrs SCTP_CAUSE_USER_INITIATED_ABT); 1102165647Srrs ph->param_length = htons(SCTP_BUF_LEN(op_err)); 1103163953Srrs ippp = (uint32_t *) (ph + 1); 1104165220Srrs *ippp = htonl(SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6); 1105163953Srrs } 1106172396Srrs#if defined(SCTP_PANIC_ON_ABORT) 1107172396Srrs panic("shutdown does an abort"); 1108172396Srrs#endif 1109165220Srrs stcb->sctp_ep->last_abort_code = SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6; 1110163953Srrs sctp_abort_an_association(stcb->sctp_ep, stcb, 1111163953Srrs SCTP_RESPONSE_TO_USER_REQ, 1112172090Srrs op_err, SCTP_SO_LOCKED); 1113163953Srrs goto skip_unlock; 1114171990Srrs } else { 1115172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_CLOSING, SCTP_SO_LOCKED); 1116163953Srrs } 1117163953Srrs } 1118163953Srrs SCTP_TCB_UNLOCK(stcb); 1119163953Srrs } 1120163953Srrsskip_unlock: 1121163953Srrs SCTP_INP_RUNLOCK(inp); 1122228907Stuexen return (0); 1123163953Srrs} 1124163953Srrs 1125163953Srrs/* 1126163953Srrs * copies a "user" presentable address and removes embedded scope, etc. 1127163953Srrs * returns 0 on success, 1 on error 1128163953Srrs */ 1129163953Srrsstatic uint32_t 1130163953Srrssctp_fill_user_address(struct sockaddr_storage *ss, struct sockaddr *sa) 1131163953Srrs{ 1132178251Srrs#ifdef INET6 1133163953Srrs struct sockaddr_in6 lsa6; 1134163953Srrs 1135163953Srrs sa = (struct sockaddr *)sctp_recover_scope((struct sockaddr_in6 *)sa, 1136163953Srrs &lsa6); 1137178251Srrs#endif 1138163953Srrs memcpy(ss, sa, sa->sa_len); 1139163953Srrs return (0); 1140163953Srrs} 1141163953Srrs 1142163953Srrs 1143163953Srrs 1144172091Srrs/* 1145172091Srrs * NOTE: assumes addr lock is held 1146172091Srrs */ 1147166675Srrsstatic size_t 1148168124Srrssctp_fill_up_addresses_vrf(struct sctp_inpcb *inp, 1149163953Srrs struct sctp_tcb *stcb, 1150166675Srrs size_t limit, 1151167598Srrs struct sockaddr_storage *sas, 1152167598Srrs uint32_t vrf_id) 1153163953Srrs{ 1154167598Srrs struct sctp_ifn *sctp_ifn; 1155167598Srrs struct sctp_ifa *sctp_ifa; 1156166675Srrs int loopback_scope, ipv4_local_scope, local_scope, site_scope; 1157166675Srrs size_t actual; 1158163953Srrs int ipv4_addr_legal, ipv6_addr_legal; 1159167598Srrs struct sctp_vrf *vrf; 1160163953Srrs 1161163953Srrs actual = 0; 1162163953Srrs if (limit <= 0) 1163163953Srrs return (actual); 1164163953Srrs 1165163953Srrs if (stcb) { 1166163953Srrs /* Turn on all the appropriate scope */ 1167163953Srrs loopback_scope = stcb->asoc.loopback_scope; 1168163953Srrs ipv4_local_scope = stcb->asoc.ipv4_local_scope; 1169163953Srrs local_scope = stcb->asoc.local_scope; 1170163953Srrs site_scope = stcb->asoc.site_scope; 1171163953Srrs } else { 1172163953Srrs /* Turn on ALL scope, since we look at the EP */ 1173163953Srrs loopback_scope = ipv4_local_scope = local_scope = 1174163953Srrs site_scope = 1; 1175163953Srrs } 1176163953Srrs ipv4_addr_legal = ipv6_addr_legal = 0; 1177163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 1178163953Srrs ipv6_addr_legal = 1; 1179166023Srrs if (SCTP_IPV6_V6ONLY(inp) == 0) { 1180163953Srrs ipv4_addr_legal = 1; 1181163953Srrs } 1182163953Srrs } else { 1183163953Srrs ipv4_addr_legal = 1; 1184163953Srrs } 1185167598Srrs vrf = sctp_find_vrf(vrf_id); 1186167598Srrs if (vrf == NULL) { 1187167598Srrs return (0); 1188167598Srrs } 1189163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1190167598Srrs LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 1191163953Srrs if ((loopback_scope == 0) && 1192167598Srrs SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) { 1193163953Srrs /* Skip loopback if loopback_scope not set */ 1194163953Srrs continue; 1195163953Srrs } 1196167598Srrs LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 1197163953Srrs if (stcb) { 1198163953Srrs /* 1199163953Srrs * For the BOUND-ALL case, the list 1200163953Srrs * associated with a TCB is Always 1201163953Srrs * considered a reverse list.. i.e. 1202163953Srrs * it lists addresses that are NOT 1203163953Srrs * part of the association. If this 1204163953Srrs * is one of those we must skip it. 1205163953Srrs */ 1206163953Srrs if (sctp_is_addr_restricted(stcb, 1207167598Srrs sctp_ifa)) { 1208163953Srrs continue; 1209163953Srrs } 1210163953Srrs } 1211178251Srrs switch (sctp_ifa->address.sa.sa_family) { 1212221249Stuexen#ifdef INET 1213178251Srrs case AF_INET: 1214178251Srrs if (ipv4_addr_legal) { 1215178251Srrs struct sockaddr_in *sin; 1216163953Srrs 1217178251Srrs sin = (struct sockaddr_in *)&sctp_ifa->address.sa; 1218178251Srrs if (sin->sin_addr.s_addr == 0) { 1219178251Srrs /* 1220178251Srrs * we skip 1221178251Srrs * unspecifed 1222178251Srrs * addresses 1223178251Srrs */ 1224178251Srrs continue; 1225178251Srrs } 1226178251Srrs if ((ipv4_local_scope == 0) && 1227178251Srrs (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) { 1228178251Srrs continue; 1229178251Srrs } 1230178251Srrs#ifdef INET6 1231178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 1232178251Srrs in6_sin_2_v4mapsin6(sin, (struct sockaddr_in6 *)sas); 1233178251Srrs ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1234178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(struct sockaddr_in6)); 1235178251Srrs actual += sizeof(struct sockaddr_in6); 1236178251Srrs } else { 1237178251Srrs#endif 1238178251Srrs memcpy(sas, sin, sizeof(*sin)); 1239178251Srrs ((struct sockaddr_in *)sas)->sin_port = inp->sctp_lport; 1240178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin)); 1241178251Srrs actual += sizeof(*sin); 1242178251Srrs#ifdef INET6 1243178251Srrs } 1244178251Srrs#endif 1245178251Srrs if (actual >= limit) { 1246178251Srrs return (actual); 1247178251Srrs } 1248178251Srrs } else { 1249163953Srrs continue; 1250163953Srrs } 1251178251Srrs break; 1252221249Stuexen#endif 1253178251Srrs#ifdef INET6 1254178251Srrs case AF_INET6: 1255178251Srrs if (ipv6_addr_legal) { 1256178251Srrs struct sockaddr_in6 *sin6; 1257163953Srrs 1258178251Srrs sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; 1259178251Srrs if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 1260178251Srrs /* 1261178251Srrs * we skip 1262178251Srrs * unspecifed 1263178251Srrs * addresses 1264178251Srrs */ 1265163953Srrs continue; 1266178251Srrs } 1267178251Srrs if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 1268178251Srrs if (local_scope == 0) 1269163953Srrs continue; 1270178251Srrs if (sin6->sin6_scope_id == 0) { 1271178251Srrs if (sa6_recoverscope(sin6) != 0) 1272178251Srrs /* 1273178251Srrs * 1274178251Srrs * bad 1275178251Srrs * 1276178251Srrs * li 1277178251Srrs * nk 1278178251Srrs * 1279178251Srrs * loc 1280178251Srrs * al 1281178251Srrs * 1282178251Srrs * add 1283178251Srrs * re 1284178251Srrs * ss 1285178251Srrs * */ 1286178251Srrs continue; 1287178251Srrs } 1288163953Srrs } 1289178251Srrs if ((site_scope == 0) && 1290178251Srrs (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) { 1291178251Srrs continue; 1292178251Srrs } 1293178251Srrs memcpy(sas, sin6, sizeof(*sin6)); 1294178251Srrs ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1295178251Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + sizeof(*sin6)); 1296178251Srrs actual += sizeof(*sin6); 1297178251Srrs if (actual >= limit) { 1298178251Srrs return (actual); 1299178251Srrs } 1300178251Srrs } else { 1301163953Srrs continue; 1302163953Srrs } 1303178251Srrs break; 1304178251Srrs#endif 1305178251Srrs default: 1306178251Srrs /* TSNH */ 1307178251Srrs break; 1308163953Srrs } 1309163953Srrs } 1310163953Srrs } 1311163953Srrs } else { 1312163953Srrs struct sctp_laddr *laddr; 1313163953Srrs 1314167598Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 1315167598Srrs if (stcb) { 1316167598Srrs if (sctp_is_addr_restricted(stcb, laddr->ifa)) { 1317163953Srrs continue; 1318163953Srrs } 1319163953Srrs } 1320167598Srrs if (sctp_fill_user_address(sas, &laddr->ifa->address.sa)) 1321167598Srrs continue; 1322167598Srrs 1323167598Srrs ((struct sockaddr_in6 *)sas)->sin6_port = inp->sctp_lport; 1324167598Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + 1325167598Srrs laddr->ifa->address.sa.sa_len); 1326167598Srrs actual += laddr->ifa->address.sa.sa_len; 1327167598Srrs if (actual >= limit) { 1328167598Srrs return (actual); 1329163953Srrs } 1330163953Srrs } 1331163953Srrs } 1332163953Srrs return (actual); 1333163953Srrs} 1334163953Srrs 1335168124Srrsstatic size_t 1336168124Srrssctp_fill_up_addresses(struct sctp_inpcb *inp, 1337168124Srrs struct sctp_tcb *stcb, 1338168124Srrs size_t limit, 1339168124Srrs struct sockaddr_storage *sas) 1340168124Srrs{ 1341168124Srrs size_t size = 0; 1342168124Srrs 1343172218Srrs SCTP_IPI_ADDR_RLOCK(); 1344168124Srrs /* fill up addresses for the endpoint's default vrf */ 1345168124Srrs size = sctp_fill_up_addresses_vrf(inp, stcb, limit, sas, 1346168124Srrs inp->def_vrf_id); 1347172218Srrs SCTP_IPI_ADDR_RUNLOCK(); 1348168124Srrs return (size); 1349168124Srrs} 1350168124Srrs 1351172091Srrs/* 1352172091Srrs * NOTE: assumes addr lock is held 1353172091Srrs */ 1354163953Srrsstatic int 1355168124Srrssctp_count_max_addresses_vrf(struct sctp_inpcb *inp, uint32_t vrf_id) 1356163953Srrs{ 1357163953Srrs int cnt = 0; 1358167598Srrs struct sctp_vrf *vrf = NULL; 1359163953Srrs 1360163953Srrs /* 1361163953Srrs * In both sub-set bound an bound_all cases we return the MAXIMUM 1362163953Srrs * number of addresses that you COULD get. In reality the sub-set 1363163953Srrs * bound may have an exclusion list for a given TCB OR in the 1364163953Srrs * bound-all case a TCB may NOT include the loopback or other 1365163953Srrs * addresses as well. 1366163953Srrs */ 1367167598Srrs vrf = sctp_find_vrf(vrf_id); 1368167598Srrs if (vrf == NULL) { 1369167598Srrs return (0); 1370167598Srrs } 1371163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1372167598Srrs struct sctp_ifn *sctp_ifn; 1373167598Srrs struct sctp_ifa *sctp_ifa; 1374163953Srrs 1375167598Srrs LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 1376167598Srrs LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 1377163953Srrs /* Count them if they are the right type */ 1378221249Stuexen switch (sctp_ifa->address.sa.sa_family) { 1379221249Stuexen#ifdef INET 1380221249Stuexen case AF_INET: 1381178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) 1382163953Srrs cnt += sizeof(struct sockaddr_in6); 1383163953Srrs else 1384163953Srrs cnt += sizeof(struct sockaddr_in); 1385221249Stuexen break; 1386221249Stuexen#endif 1387221249Stuexen#ifdef INET6 1388221249Stuexen case AF_INET6: 1389163953Srrs cnt += sizeof(struct sockaddr_in6); 1390221249Stuexen break; 1391221249Stuexen#endif 1392221249Stuexen default: 1393221249Stuexen break; 1394221249Stuexen } 1395163953Srrs } 1396163953Srrs } 1397163953Srrs } else { 1398163953Srrs struct sctp_laddr *laddr; 1399163953Srrs 1400163953Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 1401221249Stuexen switch (laddr->ifa->address.sa.sa_family) { 1402221249Stuexen#ifdef INET 1403221249Stuexen case AF_INET: 1404178251Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) 1405163953Srrs cnt += sizeof(struct sockaddr_in6); 1406163953Srrs else 1407163953Srrs cnt += sizeof(struct sockaddr_in); 1408221249Stuexen break; 1409221249Stuexen#endif 1410221249Stuexen#ifdef INET6 1411221249Stuexen case AF_INET6: 1412163953Srrs cnt += sizeof(struct sockaddr_in6); 1413221249Stuexen break; 1414221249Stuexen#endif 1415221249Stuexen default: 1416221249Stuexen break; 1417221249Stuexen } 1418163953Srrs } 1419163953Srrs } 1420163953Srrs return (cnt); 1421163953Srrs} 1422163953Srrs 1423168124Srrsstatic int 1424168124Srrssctp_count_max_addresses(struct sctp_inpcb *inp) 1425168124Srrs{ 1426168124Srrs int cnt = 0; 1427166675Srrs 1428172218Srrs SCTP_IPI_ADDR_RLOCK(); 1429168124Srrs /* count addresses for the endpoint's default VRF */ 1430168124Srrs cnt = sctp_count_max_addresses_vrf(inp, inp->def_vrf_id); 1431172218Srrs SCTP_IPI_ADDR_RUNLOCK(); 1432168124Srrs return (cnt); 1433168124Srrs} 1434168124Srrs 1435163953Srrsstatic int 1436166675Srrssctp_do_connect_x(struct socket *so, struct sctp_inpcb *inp, void *optval, 1437166675Srrs size_t optsize, void *p, int delay) 1438163953Srrs{ 1439163953Srrs int error = 0; 1440163953Srrs int creat_lock_on = 0; 1441163953Srrs struct sctp_tcb *stcb = NULL; 1442163953Srrs struct sockaddr *sa; 1443169352Srrs int num_v6 = 0, num_v4 = 0, *totaddrp, totaddr; 1444167598Srrs uint32_t vrf_id; 1445170056Srrs int bad_addresses = 0; 1446167598Srrs sctp_assoc_t *a_id; 1447163953Srrs 1448169420Srrs SCTPDBG(SCTP_DEBUG_PCB1, "Connectx called\n"); 1449163953Srrs 1450163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 1451163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 1452163953Srrs /* We are already connected AND the TCP model */ 1453171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 1454163953Srrs return (EADDRINUSE); 1455163953Srrs } 1456181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) && 1457181054Srrs (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) { 1458171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1459163953Srrs return (EINVAL); 1460163953Srrs } 1461163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 1462163953Srrs SCTP_INP_RLOCK(inp); 1463163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 1464163953Srrs SCTP_INP_RUNLOCK(inp); 1465163953Srrs } 1466163953Srrs if (stcb) { 1467171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 1468163953Srrs return (EALREADY); 1469163953Srrs } 1470163953Srrs SCTP_INP_INCR_REF(inp); 1471163953Srrs SCTP_ASOC_CREATE_LOCK(inp); 1472163953Srrs creat_lock_on = 1; 1473163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) || 1474163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 1475171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT); 1476163953Srrs error = EFAULT; 1477163953Srrs goto out_now; 1478163953Srrs } 1479166675Srrs totaddrp = (int *)optval; 1480163953Srrs totaddr = *totaddrp; 1481163953Srrs sa = (struct sockaddr *)(totaddrp + 1); 1482170056Srrs stcb = sctp_connectx_helper_find(inp, sa, &totaddr, &num_v4, &num_v6, &error, (optsize - sizeof(int)), &bad_addresses); 1483170056Srrs if ((stcb != NULL) || bad_addresses) { 1484169352Srrs /* Already have or am bring up an association */ 1485169352Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 1486169352Srrs creat_lock_on = 0; 1487170931Srrs if (stcb) 1488170931Srrs SCTP_TCB_UNLOCK(stcb); 1489171943Srrs if (bad_addresses == 0) { 1490171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 1491170056Srrs error = EALREADY; 1492171943Srrs } 1493169352Srrs goto out_now; 1494163953Srrs } 1495163953Srrs#ifdef INET6 1496163953Srrs if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) && 1497163953Srrs (num_v6 > 0)) { 1498163953Srrs error = EINVAL; 1499163953Srrs goto out_now; 1500163953Srrs } 1501163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) && 1502163953Srrs (num_v4 > 0)) { 1503163953Srrs struct in6pcb *inp6; 1504163953Srrs 1505163953Srrs inp6 = (struct in6pcb *)inp; 1506166023Srrs if (SCTP_IPV6_V6ONLY(inp6)) { 1507163953Srrs /* 1508163953Srrs * if IPV6_V6ONLY flag, ignore connections destined 1509163953Srrs * to a v4 addr or v4-mapped addr 1510163953Srrs */ 1511171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1512163953Srrs error = EINVAL; 1513163953Srrs goto out_now; 1514163953Srrs } 1515163953Srrs } 1516163953Srrs#endif /* INET6 */ 1517163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 1518163953Srrs SCTP_PCB_FLAGS_UNBOUND) { 1519163953Srrs /* Bind a ephemeral port */ 1520171572Srrs error = sctp_inpcb_bind(so, NULL, NULL, p); 1521163953Srrs if (error) { 1522163953Srrs goto out_now; 1523163953Srrs } 1524163953Srrs } 1525167695Srrs /* FIX ME: do we want to pass in a vrf on the connect call? */ 1526167695Srrs vrf_id = inp->def_vrf_id; 1527167695Srrs 1528181054Srrs 1529163953Srrs /* We are GOOD to go */ 1530206137Stuexen stcb = sctp_aloc_assoc(inp, sa, &error, 0, vrf_id, 1531171531Srrs (struct thread *)p 1532171531Srrs ); 1533163953Srrs if (stcb == NULL) { 1534163953Srrs /* Gak! no memory */ 1535163953Srrs goto out_now; 1536163953Srrs } 1537225559Stuexen if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 1538225559Stuexen stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 1539225559Stuexen /* Set the connected flag so we can queue data */ 1540225559Stuexen soisconnecting(so); 1541225559Stuexen } 1542171943Srrs SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT); 1543163953Srrs /* move to second address */ 1544221249Stuexen switch (sa->sa_family) { 1545221249Stuexen#ifdef INET 1546221249Stuexen case AF_INET: 1547163953Srrs sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in)); 1548221249Stuexen break; 1549221249Stuexen#endif 1550221249Stuexen#ifdef INET6 1551221249Stuexen case AF_INET6: 1552163953Srrs sa = (struct sockaddr *)((caddr_t)sa + sizeof(struct sockaddr_in6)); 1553221249Stuexen break; 1554221249Stuexen#endif 1555221249Stuexen default: 1556221249Stuexen break; 1557221249Stuexen } 1558163953Srrs 1559170056Srrs error = 0; 1560223132Stuexen sctp_connectx_helper_add(stcb, sa, (totaddr - 1), &error); 1561167598Srrs /* Fill in the return id */ 1562170056Srrs if (error) { 1563207924Srrs (void)sctp_free_assoc(inp, stcb, SCTP_PCBFREE_FORCE, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_6); 1564170056Srrs goto out_now; 1565170056Srrs } 1566167598Srrs a_id = (sctp_assoc_t *) optval; 1567167598Srrs *a_id = sctp_get_associd(stcb); 1568163953Srrs 1569163953Srrs /* initialize authentication parameters for the assoc */ 1570163953Srrs sctp_initialize_auth_params(inp, stcb); 1571163953Srrs 1572163953Srrs if (delay) { 1573163953Srrs /* doing delayed connection */ 1574163953Srrs stcb->asoc.delayed_connection = 1; 1575163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_INIT, inp, stcb, stcb->asoc.primary_destination); 1576163953Srrs } else { 1577169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 1578172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 1579163953Srrs } 1580163953Srrs SCTP_TCB_UNLOCK(stcb); 1581163953Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 1582163953Srrs stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 1583163953Srrs /* Set the connected flag so we can queue data */ 1584163953Srrs soisconnecting(so); 1585163953Srrs } 1586163953Srrsout_now: 1587169655Srrs if (creat_lock_on) { 1588163953Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 1589169655Srrs } 1590163953Srrs SCTP_INP_DECR_REF(inp); 1591228907Stuexen return (error); 1592163953Srrs} 1593163953Srrs 1594169420Srrs#define SCTP_FIND_STCB(inp, stcb, assoc_id) { \ 1595169655Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) ||\ 1596169655Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { \ 1597166675Srrs SCTP_INP_RLOCK(inp); \ 1598166675Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); \ 1599169655Srrs if (stcb) { \ 1600166675Srrs SCTP_TCB_LOCK(stcb); \ 1601169655Srrs } \ 1602166675Srrs SCTP_INP_RUNLOCK(inp); \ 1603223132Stuexen } else if (assoc_id > SCTP_ALL_ASSOC) { \ 1604166675Srrs stcb = sctp_findassociation_ep_asocid(inp, assoc_id, 1); \ 1605166675Srrs if (stcb == NULL) { \ 1606171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); \ 1607166675Srrs error = ENOENT; \ 1608166675Srrs break; \ 1609166675Srrs } \ 1610166675Srrs } else { \ 1611166675Srrs stcb = NULL; \ 1612169420Srrs } \ 1613169420Srrs } 1614163953Srrs 1615169420Srrs 1616234464Stuexen#define SCTP_CHECK_AND_CAST(destp, srcp, type, size) {\ 1617166675Srrs if (size < sizeof(type)) { \ 1618171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); \ 1619166675Srrs error = EINVAL; \ 1620166675Srrs break; \ 1621166675Srrs } else { \ 1622166675Srrs destp = (type *)srcp; \ 1623169420Srrs } \ 1624169420Srrs } 1625163953Srrs 1626163953Srrsstatic int 1627166675Srrssctp_getopt(struct socket *so, int optname, void *optval, size_t *optsize, 1628166675Srrs void *p) 1629163953Srrs{ 1630171943Srrs struct sctp_inpcb *inp = NULL; 1631166675Srrs int error, val = 0; 1632163953Srrs struct sctp_tcb *stcb = NULL; 1633163953Srrs 1634166675Srrs if (optval == NULL) { 1635171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1636166675Srrs return (EINVAL); 1637166675Srrs } 1638163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 1639233005Stuexen if (inp == NULL) { 1640171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1641163953Srrs return EINVAL; 1642171943Srrs } 1643163953Srrs error = 0; 1644163953Srrs 1645166675Srrs switch (optname) { 1646163953Srrs case SCTP_NODELAY: 1647163953Srrs case SCTP_AUTOCLOSE: 1648163953Srrs case SCTP_EXPLICIT_EOR: 1649163953Srrs case SCTP_AUTO_ASCONF: 1650163953Srrs case SCTP_DISABLE_FRAGMENTS: 1651163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 1652163953Srrs case SCTP_USE_EXT_RCVINFO: 1653163953Srrs SCTP_INP_RLOCK(inp); 1654166675Srrs switch (optname) { 1655163953Srrs case SCTP_DISABLE_FRAGMENTS: 1656166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NO_FRAGMENT); 1657163953Srrs break; 1658163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 1659166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4); 1660163953Srrs break; 1661163953Srrs case SCTP_AUTO_ASCONF: 1662171943Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 1663171943Srrs /* only valid for bound all sockets */ 1664171943Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTO_ASCONF); 1665171943Srrs } else { 1666171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1667171943Srrs error = EINVAL; 1668171943Srrs goto flags_out; 1669171943Srrs } 1670163953Srrs break; 1671163953Srrs case SCTP_EXPLICIT_EOR: 1672166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXPLICIT_EOR); 1673163953Srrs break; 1674163953Srrs case SCTP_NODELAY: 1675166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NODELAY); 1676163953Srrs break; 1677163953Srrs case SCTP_USE_EXT_RCVINFO: 1678166675Srrs val = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_EXT_RCVINFO); 1679163953Srrs break; 1680163953Srrs case SCTP_AUTOCLOSE: 1681163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTOCLOSE)) 1682166675Srrs val = TICKS_TO_SEC(inp->sctp_ep.auto_close_time); 1683163953Srrs else 1684166675Srrs val = 0; 1685163953Srrs break; 1686163953Srrs 1687163953Srrs default: 1688171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 1689163953Srrs error = ENOPROTOOPT; 1690163953Srrs } /* end switch (sopt->sopt_name) */ 1691166675Srrs if (*optsize < sizeof(val)) { 1692171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1693163953Srrs error = EINVAL; 1694163953Srrs } 1695171943Srrsflags_out: 1696163953Srrs SCTP_INP_RUNLOCK(inp); 1697163953Srrs if (error == 0) { 1698163953Srrs /* return the option value */ 1699166675Srrs *(int *)optval = val; 1700166675Srrs *optsize = sizeof(val); 1701163953Srrs } 1702163953Srrs break; 1703170091Srrs case SCTP_GET_PACKET_LOG: 1704170091Srrs { 1705170091Srrs#ifdef SCTP_PACKET_LOGGING 1706170091Srrs uint8_t *target; 1707170091Srrs int ret; 1708167598Srrs 1709170091Srrs SCTP_CHECK_AND_CAST(target, optval, uint8_t, *optsize); 1710170091Srrs ret = sctp_copy_out_packet_log(target, (int)*optsize); 1711170091Srrs *optsize = ret; 1712170091Srrs#else 1713171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 1714170091Srrs error = EOPNOTSUPP; 1715170091Srrs#endif 1716170091Srrs break; 1717170091Srrs } 1718181054Srrs case SCTP_REUSE_PORT: 1719181054Srrs { 1720181054Srrs uint32_t *value; 1721181054Srrs 1722181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) { 1723181054Srrs /* Can't do this for a 1-m socket */ 1724181054Srrs error = EINVAL; 1725181054Srrs break; 1726181054Srrs } 1727181054Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1728181054Srrs *value = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE); 1729181054Srrs *optsize = sizeof(uint32_t); 1730223132Stuexen break; 1731181054Srrs } 1732163953Srrs case SCTP_PARTIAL_DELIVERY_POINT: 1733163953Srrs { 1734166675Srrs uint32_t *value; 1735166675Srrs 1736166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1737166675Srrs *value = inp->partial_delivery_point; 1738166675Srrs *optsize = sizeof(uint32_t); 1739223132Stuexen break; 1740163953Srrs } 1741163953Srrs case SCTP_FRAGMENT_INTERLEAVE: 1742163953Srrs { 1743166675Srrs uint32_t *value; 1744166675Srrs 1745166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1746168943Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE)) { 1747168943Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS)) { 1748168943Srrs *value = SCTP_FRAG_LEVEL_2; 1749168943Srrs } else { 1750168943Srrs *value = SCTP_FRAG_LEVEL_1; 1751168943Srrs } 1752168943Srrs } else { 1753168943Srrs *value = SCTP_FRAG_LEVEL_0; 1754168943Srrs } 1755166675Srrs *optsize = sizeof(uint32_t); 1756223132Stuexen break; 1757163953Srrs } 1758163953Srrs case SCTP_CMT_ON_OFF: 1759163953Srrs { 1760166675Srrs struct sctp_assoc_value *av; 1761166675Srrs 1762166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1763211944Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1764211944Stuexen if (stcb) { 1765211944Stuexen av->assoc_value = stcb->asoc.sctp_cmt_on_off; 1766211944Stuexen SCTP_TCB_UNLOCK(stcb); 1767166675Srrs } else { 1768224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1769224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1770224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1771223132Stuexen SCTP_INP_RLOCK(inp); 1772223132Stuexen av->assoc_value = inp->sctp_cmt_on_off; 1773223132Stuexen SCTP_INP_RUNLOCK(inp); 1774223132Stuexen } else { 1775223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1776223132Stuexen error = EINVAL; 1777223132Stuexen } 1778163953Srrs } 1779223132Stuexen if (error == 0) { 1780223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1781223132Stuexen } 1782223132Stuexen break; 1783163953Srrs } 1784171440Srrs case SCTP_PLUGGABLE_CC: 1785171440Srrs { 1786171440Srrs struct sctp_assoc_value *av; 1787171440Srrs 1788171440Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1789171440Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1790171440Srrs if (stcb) { 1791171440Srrs av->assoc_value = stcb->asoc.congestion_control_module; 1792171440Srrs SCTP_TCB_UNLOCK(stcb); 1793171440Srrs } else { 1794224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1795224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1796224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1797223132Stuexen SCTP_INP_RLOCK(inp); 1798223132Stuexen av->assoc_value = inp->sctp_ep.sctp_default_cc_module; 1799223132Stuexen SCTP_INP_RUNLOCK(inp); 1800223132Stuexen } else { 1801223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1802223132Stuexen error = EINVAL; 1803223132Stuexen } 1804171440Srrs } 1805223132Stuexen if (error == 0) { 1806223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1807223132Stuexen } 1808223132Stuexen break; 1809171440Srrs } 1810219057Srrs case SCTP_CC_OPTION: 1811219057Srrs { 1812219057Srrs struct sctp_cc_option *cc_opt; 1813219057Srrs 1814219057Srrs SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, *optsize); 1815219057Srrs SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id); 1816219057Srrs if (stcb == NULL) { 1817219057Srrs error = EINVAL; 1818219057Srrs } else { 1819219057Srrs if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) { 1820219057Srrs error = ENOTSUP; 1821219057Srrs } else { 1822223132Stuexen error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 0, cc_opt); 1823223132Stuexen *optsize = sizeof(struct sctp_cc_option); 1824219057Srrs } 1825219057Srrs SCTP_TCB_UNLOCK(stcb); 1826219057Srrs } 1827223132Stuexen break; 1828219057Srrs } 1829217760Stuexen case SCTP_PLUGGABLE_SS: 1830217760Stuexen { 1831217760Stuexen struct sctp_assoc_value *av; 1832217760Stuexen 1833217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1834217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1835217760Stuexen if (stcb) { 1836217760Stuexen av->assoc_value = stcb->asoc.stream_scheduling_module; 1837217760Stuexen SCTP_TCB_UNLOCK(stcb); 1838217760Stuexen } else { 1839224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1840224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1841224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1842223132Stuexen SCTP_INP_RLOCK(inp); 1843223132Stuexen av->assoc_value = inp->sctp_ep.sctp_default_ss_module; 1844223132Stuexen SCTP_INP_RUNLOCK(inp); 1845223132Stuexen } else { 1846223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1847223132Stuexen error = EINVAL; 1848223132Stuexen } 1849217760Stuexen } 1850223132Stuexen if (error == 0) { 1851223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1852223132Stuexen } 1853223132Stuexen break; 1854217760Stuexen } 1855217760Stuexen case SCTP_SS_VALUE: 1856217760Stuexen { 1857217760Stuexen struct sctp_stream_value *av; 1858217760Stuexen 1859217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, *optsize); 1860217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1861217760Stuexen if (stcb) { 1862217760Stuexen if (stcb->asoc.ss_functions.sctp_ss_get_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id], 1863217760Stuexen &av->stream_value) < 0) { 1864217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1865217760Stuexen error = EINVAL; 1866217760Stuexen } else { 1867223132Stuexen *optsize = sizeof(struct sctp_stream_value); 1868217760Stuexen } 1869217760Stuexen SCTP_TCB_UNLOCK(stcb); 1870217760Stuexen } else { 1871217760Stuexen /* 1872217760Stuexen * Can't get stream value without 1873217760Stuexen * association 1874217760Stuexen */ 1875217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1876217760Stuexen error = EINVAL; 1877217760Stuexen } 1878223132Stuexen break; 1879217760Stuexen } 1880163953Srrs case SCTP_GET_ADDR_LEN: 1881163953Srrs { 1882163953Srrs struct sctp_assoc_value *av; 1883163953Srrs 1884166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1885163953Srrs error = EINVAL; 1886167598Srrs#ifdef INET 1887163953Srrs if (av->assoc_value == AF_INET) { 1888163953Srrs av->assoc_value = sizeof(struct sockaddr_in); 1889163953Srrs error = 0; 1890163953Srrs } 1891163953Srrs#endif 1892167598Srrs#ifdef INET6 1893163953Srrs if (av->assoc_value == AF_INET6) { 1894163953Srrs av->assoc_value = sizeof(struct sockaddr_in6); 1895163953Srrs error = 0; 1896163953Srrs } 1897163953Srrs#endif 1898172091Srrs if (error) { 1899171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1900223132Stuexen } else { 1901223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1902172091Srrs } 1903223132Stuexen break; 1904163953Srrs } 1905169655Srrs case SCTP_GET_ASSOC_NUMBER: 1906163953Srrs { 1907169655Srrs uint32_t *value, cnt; 1908163953Srrs 1909169655Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 1910163953Srrs cnt = 0; 1911163953Srrs SCTP_INP_RLOCK(inp); 1912169655Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 1913169655Srrs cnt++; 1914163953Srrs } 1915169655Srrs SCTP_INP_RUNLOCK(inp); 1916169655Srrs *value = cnt; 1917169655Srrs *optsize = sizeof(uint32_t); 1918223132Stuexen break; 1919169655Srrs } 1920169655Srrs case SCTP_GET_ASSOC_ID_LIST: 1921169655Srrs { 1922169655Srrs struct sctp_assoc_ids *ids; 1923169655Srrs unsigned int at, limit; 1924169655Srrs 1925169655Srrs SCTP_CHECK_AND_CAST(ids, optval, struct sctp_assoc_ids, *optsize); 1926163953Srrs at = 0; 1927185694Srrs limit = (*optsize - sizeof(uint32_t)) / sizeof(sctp_assoc_t); 1928169655Srrs SCTP_INP_RLOCK(inp); 1929169655Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 1930169655Srrs if (at < limit) { 1931169655Srrs ids->gaids_assoc_id[at++] = sctp_get_associd(stcb); 1932169655Srrs } else { 1933169655Srrs error = EINVAL; 1934171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1935163953Srrs break; 1936163953Srrs } 1937163953Srrs } 1938163953Srrs SCTP_INP_RUNLOCK(inp); 1939223132Stuexen if (error == 0) { 1940223132Stuexen ids->gaids_number_of_ids = at; 1941223132Stuexen *optsize = ((at * sizeof(sctp_assoc_t)) + sizeof(uint32_t)); 1942223132Stuexen } 1943223132Stuexen break; 1944163953Srrs } 1945163953Srrs case SCTP_CONTEXT: 1946163953Srrs { 1947163953Srrs struct sctp_assoc_value *av; 1948163953Srrs 1949166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 1950166675Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 1951166675Srrs 1952166675Srrs if (stcb) { 1953166675Srrs av->assoc_value = stcb->asoc.context; 1954166675Srrs SCTP_TCB_UNLOCK(stcb); 1955163953Srrs } else { 1956224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 1957224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 1958224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 1959223132Stuexen SCTP_INP_RLOCK(inp); 1960223132Stuexen av->assoc_value = inp->sctp_context; 1961223132Stuexen SCTP_INP_RUNLOCK(inp); 1962223132Stuexen } else { 1963223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 1964223132Stuexen error = EINVAL; 1965223132Stuexen } 1966163953Srrs } 1967223132Stuexen if (error == 0) { 1968223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1969223132Stuexen } 1970223132Stuexen break; 1971163953Srrs } 1972167598Srrs case SCTP_VRF_ID: 1973167598Srrs { 1974170056Srrs uint32_t *default_vrfid; 1975167598Srrs 1976170056Srrs SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, *optsize); 1977170056Srrs *default_vrfid = inp->def_vrf_id; 1978223132Stuexen *optsize = sizeof(uint32_t); 1979167598Srrs break; 1980167598Srrs } 1981167598Srrs case SCTP_GET_ASOC_VRF: 1982167598Srrs { 1983167598Srrs struct sctp_assoc_value *id; 1984167598Srrs 1985167598Srrs SCTP_CHECK_AND_CAST(id, optval, struct sctp_assoc_value, *optsize); 1986167598Srrs SCTP_FIND_STCB(inp, stcb, id->assoc_id); 1987167598Srrs if (stcb == NULL) { 1988167598Srrs error = EINVAL; 1989171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 1990223132Stuexen } else { 1991223132Stuexen id->assoc_value = stcb->asoc.vrf_id; 1992223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 1993167598Srrs } 1994167598Srrs break; 1995167598Srrs } 1996167598Srrs case SCTP_GET_VRF_IDS: 1997167598Srrs { 1998171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 1999167598Srrs error = EOPNOTSUPP; 2000167598Srrs break; 2001167598Srrs } 2002163953Srrs case SCTP_GET_NONCE_VALUES: 2003163953Srrs { 2004163953Srrs struct sctp_get_nonce_values *gnv; 2005163953Srrs 2006166675Srrs SCTP_CHECK_AND_CAST(gnv, optval, struct sctp_get_nonce_values, *optsize); 2007166675Srrs SCTP_FIND_STCB(inp, stcb, gnv->gn_assoc_id); 2008166675Srrs 2009166675Srrs if (stcb) { 2010163953Srrs gnv->gn_peers_tag = stcb->asoc.peer_vtag; 2011163953Srrs gnv->gn_local_tag = stcb->asoc.my_vtag; 2012163953Srrs SCTP_TCB_UNLOCK(stcb); 2013223132Stuexen *optsize = sizeof(struct sctp_get_nonce_values); 2014166675Srrs } else { 2015171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2016166675Srrs error = ENOTCONN; 2017163953Srrs } 2018223132Stuexen break; 2019163953Srrs } 2020170056Srrs case SCTP_DELAYED_SACK: 2021163953Srrs { 2022170056Srrs struct sctp_sack_info *sack; 2023163953Srrs 2024170056Srrs SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, *optsize); 2025170056Srrs SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id); 2026166675Srrs if (stcb) { 2027170056Srrs sack->sack_delay = stcb->asoc.delayed_ack; 2028170056Srrs sack->sack_freq = stcb->asoc.sack_freq; 2029166675Srrs SCTP_TCB_UNLOCK(stcb); 2030166675Srrs } else { 2031224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2032224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2033224918Stuexen (sack->sack_assoc_id == SCTP_FUTURE_ASSOC)) { 2034223132Stuexen SCTP_INP_RLOCK(inp); 2035223132Stuexen sack->sack_delay = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV]); 2036223132Stuexen sack->sack_freq = inp->sctp_ep.sctp_sack_freq; 2037223132Stuexen SCTP_INP_RUNLOCK(inp); 2038223132Stuexen } else { 2039223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2040223132Stuexen error = EINVAL; 2041223132Stuexen } 2042163953Srrs } 2043223132Stuexen if (error == 0) { 2044223132Stuexen *optsize = sizeof(struct sctp_sack_info); 2045223132Stuexen } 2046223132Stuexen break; 2047163953Srrs } 2048163953Srrs case SCTP_GET_SNDBUF_USE: 2049166675Srrs { 2050163953Srrs struct sctp_sockstat *ss; 2051163953Srrs 2052166675Srrs SCTP_CHECK_AND_CAST(ss, optval, struct sctp_sockstat, *optsize); 2053166675Srrs SCTP_FIND_STCB(inp, stcb, ss->ss_assoc_id); 2054166675Srrs 2055166675Srrs if (stcb) { 2056166675Srrs ss->ss_total_sndbuf = stcb->asoc.total_output_queue_size; 2057166675Srrs ss->ss_total_recv_buf = (stcb->asoc.size_on_reasm_queue + 2058166675Srrs stcb->asoc.size_on_all_streams); 2059166675Srrs SCTP_TCB_UNLOCK(stcb); 2060223132Stuexen *optsize = sizeof(struct sctp_sockstat); 2061166675Srrs } else { 2062171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2063163953Srrs error = ENOTCONN; 2064163953Srrs } 2065223132Stuexen break; 2066163953Srrs } 2067170056Srrs case SCTP_MAX_BURST: 2068163953Srrs { 2069217895Stuexen struct sctp_assoc_value *av; 2070163953Srrs 2071217895Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 2072217895Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 2073166675Srrs 2074217895Stuexen if (stcb) { 2075217895Stuexen av->assoc_value = stcb->asoc.max_burst; 2076217895Stuexen SCTP_TCB_UNLOCK(stcb); 2077217894Stuexen } else { 2078224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2079224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2080224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 2081223132Stuexen SCTP_INP_RLOCK(inp); 2082223132Stuexen av->assoc_value = inp->sctp_ep.max_burst; 2083223132Stuexen SCTP_INP_RUNLOCK(inp); 2084223132Stuexen } else { 2085223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2086223132Stuexen error = EINVAL; 2087223132Stuexen } 2088217894Stuexen } 2089223132Stuexen if (error == 0) { 2090223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 2091223132Stuexen } 2092223132Stuexen break; 2093163953Srrs } 2094163953Srrs case SCTP_MAXSEG: 2095163953Srrs { 2096167598Srrs struct sctp_assoc_value *av; 2097163953Srrs int ovh; 2098163953Srrs 2099167598Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 2100170056Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 2101163953Srrs 2102167598Srrs if (stcb) { 2103167598Srrs av->assoc_value = sctp_get_frag_point(stcb, &stcb->asoc); 2104167598Srrs SCTP_TCB_UNLOCK(stcb); 2105163953Srrs } else { 2106224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2107224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2108224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 2109223132Stuexen SCTP_INP_RLOCK(inp); 2110223132Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 2111223132Stuexen ovh = SCTP_MED_OVERHEAD; 2112223132Stuexen } else { 2113223132Stuexen ovh = SCTP_MED_V4_OVERHEAD; 2114223132Stuexen } 2115223132Stuexen if (inp->sctp_frag_point >= SCTP_DEFAULT_MAXSEGMENT) 2116223132Stuexen av->assoc_value = 0; 2117223132Stuexen else 2118223132Stuexen av->assoc_value = inp->sctp_frag_point - ovh; 2119223132Stuexen SCTP_INP_RUNLOCK(inp); 2120167598Srrs } else { 2121223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2122223132Stuexen error = EINVAL; 2123167598Srrs } 2124163953Srrs } 2125223132Stuexen if (error == 0) { 2126223132Stuexen *optsize = sizeof(struct sctp_assoc_value); 2127223132Stuexen } 2128223132Stuexen break; 2129163953Srrs } 2130163953Srrs case SCTP_GET_STAT_LOG: 2131167598Srrs error = sctp_fill_stat_log(optval, optsize); 2132163953Srrs break; 2133163953Srrs case SCTP_EVENTS: 2134163953Srrs { 2135163953Srrs struct sctp_event_subscribe *events; 2136163953Srrs 2137166675Srrs SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, *optsize); 2138223132Stuexen memset(events, 0, sizeof(struct sctp_event_subscribe)); 2139163953Srrs SCTP_INP_RLOCK(inp); 2140163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT)) 2141163953Srrs events->sctp_data_io_event = 1; 2142163953Srrs 2143163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT)) 2144163953Srrs events->sctp_association_event = 1; 2145163953Srrs 2146163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT)) 2147163953Srrs events->sctp_address_event = 1; 2148163953Srrs 2149163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT)) 2150163953Srrs events->sctp_send_failure_event = 1; 2151163953Srrs 2152163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR)) 2153163953Srrs events->sctp_peer_error_event = 1; 2154163953Srrs 2155163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT)) 2156163953Srrs events->sctp_shutdown_event = 1; 2157163953Srrs 2158163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT)) 2159163953Srrs events->sctp_partial_delivery_event = 1; 2160163953Srrs 2161163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT)) 2162163953Srrs events->sctp_adaptation_layer_event = 1; 2163163953Srrs 2164163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT)) 2165163953Srrs events->sctp_authentication_event = 1; 2166163953Srrs 2167185694Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT)) 2168185694Srrs events->sctp_sender_dry_event = 1; 2169185694Srrs 2170163953Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT)) 2171202520Srrs events->sctp_stream_reset_event = 1; 2172163953Srrs SCTP_INP_RUNLOCK(inp); 2173166675Srrs *optsize = sizeof(struct sctp_event_subscribe); 2174223132Stuexen break; 2175163953Srrs } 2176163953Srrs case SCTP_ADAPTATION_LAYER: 2177166675Srrs { 2178166675Srrs uint32_t *value; 2179166675Srrs 2180166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2181166675Srrs 2182166675Srrs SCTP_INP_RLOCK(inp); 2183166675Srrs *value = inp->sctp_ep.adaptation_layer_indicator; 2184166675Srrs SCTP_INP_RUNLOCK(inp); 2185166675Srrs *optsize = sizeof(uint32_t); 2186223132Stuexen break; 2187163953Srrs } 2188163953Srrs case SCTP_SET_INITIAL_DBG_SEQ: 2189166675Srrs { 2190166675Srrs uint32_t *value; 2191166675Srrs 2192166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2193166675Srrs SCTP_INP_RLOCK(inp); 2194166675Srrs *value = inp->sctp_ep.initial_sequence_debug; 2195166675Srrs SCTP_INP_RUNLOCK(inp); 2196166675Srrs *optsize = sizeof(uint32_t); 2197223132Stuexen break; 2198163953Srrs } 2199163953Srrs case SCTP_GET_LOCAL_ADDR_SIZE: 2200166675Srrs { 2201166675Srrs uint32_t *value; 2202166675Srrs 2203166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2204166675Srrs SCTP_INP_RLOCK(inp); 2205168124Srrs *value = sctp_count_max_addresses(inp); 2206166675Srrs SCTP_INP_RUNLOCK(inp); 2207166675Srrs *optsize = sizeof(uint32_t); 2208223132Stuexen break; 2209163953Srrs } 2210163953Srrs case SCTP_GET_REMOTE_ADDR_SIZE: 2211163953Srrs { 2212166675Srrs uint32_t *value; 2213166675Srrs size_t size; 2214163953Srrs struct sctp_nets *net; 2215163953Srrs 2216166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, *optsize); 2217166675Srrs /* FIXME MT: change to sctp_assoc_value? */ 2218166675Srrs SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value); 2219166675Srrs 2220166675Srrs if (stcb) { 2221166675Srrs size = 0; 2222166675Srrs /* Count the sizes */ 2223166675Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 2224221249Stuexen if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 2225166675Srrs size += sizeof(struct sockaddr_in6); 2226166675Srrs } else { 2227221249Stuexen switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { 2228221249Stuexen#ifdef INET 2229221249Stuexen case AF_INET: 2230221249Stuexen size += sizeof(struct sockaddr_in); 2231221249Stuexen break; 2232221249Stuexen#endif 2233221249Stuexen#ifdef INET6 2234221249Stuexen case AF_INET6: 2235221249Stuexen size += sizeof(struct sockaddr_in6); 2236221249Stuexen break; 2237221249Stuexen#endif 2238221249Stuexen default: 2239221249Stuexen break; 2240221249Stuexen } 2241166675Srrs } 2242163953Srrs } 2243166675Srrs SCTP_TCB_UNLOCK(stcb); 2244166675Srrs *value = (uint32_t) size; 2245223132Stuexen *optsize = sizeof(uint32_t); 2246166675Srrs } else { 2247171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 2248166675Srrs error = ENOTCONN; 2249163953Srrs } 2250223132Stuexen break; 2251163953Srrs } 2252163953Srrs case SCTP_GET_PEER_ADDRESSES: 2253163953Srrs /* 2254163953Srrs * Get the address information, an array is passed in to 2255163953Srrs * fill up we pack it. 2256163953Srrs */ 2257163953Srrs { 2258166675Srrs size_t cpsz, left; 2259163953Srrs struct sockaddr_storage *sas; 2260163953Srrs struct sctp_nets *net; 2261163953Srrs struct sctp_getaddresses *saddr; 2262163953Srrs 2263166675Srrs SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize); 2264166675Srrs SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id); 2265163953Srrs 2266166675Srrs if (stcb) { 2267166675Srrs left = (*optsize) - sizeof(struct sctp_getaddresses); 2268166675Srrs *optsize = sizeof(struct sctp_getaddresses); 2269166675Srrs sas = (struct sockaddr_storage *)&saddr->addr[0]; 2270166675Srrs 2271166675Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 2272221249Stuexen if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) { 2273166675Srrs cpsz = sizeof(struct sockaddr_in6); 2274166675Srrs } else { 2275221249Stuexen switch (((struct sockaddr *)&net->ro._l_addr)->sa_family) { 2276221249Stuexen#ifdef INET 2277221249Stuexen case AF_INET: 2278221249Stuexen cpsz = sizeof(struct sockaddr_in); 2279221249Stuexen break; 2280221249Stuexen#endif 2281221249Stuexen#ifdef INET6 2282221249Stuexen case AF_INET6: 2283221249Stuexen cpsz = sizeof(struct sockaddr_in6); 2284221249Stuexen break; 2285221249Stuexen#endif 2286221249Stuexen default: 2287221249Stuexen cpsz = 0; 2288221249Stuexen break; 2289221249Stuexen } 2290221249Stuexen } 2291221249Stuexen if (cpsz == 0) { 2292166675Srrs break; 2293166675Srrs } 2294166675Srrs if (left < cpsz) { 2295166675Srrs /* not enough room. */ 2296166675Srrs break; 2297166675Srrs } 2298221249Stuexen#if defined(INET) && defined(INET6) 2299178251Srrs if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_NEEDS_MAPPED_V4)) && 2300166675Srrs (((struct sockaddr *)&net->ro._l_addr)->sa_family == AF_INET)) { 2301166675Srrs /* Must map the address */ 2302166675Srrs in6_sin_2_v4mapsin6((struct sockaddr_in *)&net->ro._l_addr, 2303166675Srrs (struct sockaddr_in6 *)sas); 2304166675Srrs } else { 2305178251Srrs#endif 2306166675Srrs memcpy(sas, &net->ro._l_addr, cpsz); 2307221249Stuexen#if defined(INET) && defined(INET6) 2308166675Srrs } 2309178251Srrs#endif 2310166675Srrs ((struct sockaddr_in *)sas)->sin_port = stcb->rport; 2311166675Srrs 2312166675Srrs sas = (struct sockaddr_storage *)((caddr_t)sas + cpsz); 2313166675Srrs left -= cpsz; 2314166675Srrs *optsize += cpsz; 2315163953Srrs } 2316166675Srrs SCTP_TCB_UNLOCK(stcb); 2317166675Srrs } else { 2318171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2319166675Srrs error = ENOENT; 2320163953Srrs } 2321223132Stuexen break; 2322163953Srrs } 2323163953Srrs case SCTP_GET_LOCAL_ADDRESSES: 2324163953Srrs { 2325166675Srrs size_t limit, actual; 2326163953Srrs struct sockaddr_storage *sas; 2327163953Srrs struct sctp_getaddresses *saddr; 2328163953Srrs 2329166675Srrs SCTP_CHECK_AND_CAST(saddr, optval, struct sctp_getaddresses, *optsize); 2330166675Srrs SCTP_FIND_STCB(inp, stcb, saddr->sget_assoc_id); 2331163953Srrs 2332163953Srrs sas = (struct sockaddr_storage *)&saddr->addr[0]; 2333166675Srrs limit = *optsize - sizeof(sctp_assoc_t); 2334168124Srrs actual = sctp_fill_up_addresses(inp, stcb, limit, sas); 2335169655Srrs if (stcb) { 2336163953Srrs SCTP_TCB_UNLOCK(stcb); 2337169655Srrs } 2338166675Srrs *optsize = sizeof(struct sockaddr_storage) + actual; 2339223132Stuexen break; 2340163953Srrs } 2341163953Srrs case SCTP_PEER_ADDR_PARAMS: 2342163953Srrs { 2343163953Srrs struct sctp_paddrparams *paddrp; 2344163953Srrs struct sctp_nets *net; 2345163953Srrs 2346166675Srrs SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, *optsize); 2347166675Srrs SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); 2348163953Srrs 2349163953Srrs net = NULL; 2350166675Srrs if (stcb) { 2351166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); 2352166675Srrs } else { 2353166675Srrs /* 2354166675Srrs * We increment here since 2355166675Srrs * sctp_findassociation_ep_addr() wil do a 2356166675Srrs * decrement if it finds the stcb as long as 2357166675Srrs * the locked tcb (last argument) is NOT a 2358166675Srrs * TCB.. aka NULL. 2359166675Srrs */ 2360166675Srrs SCTP_INP_INCR_REF(inp); 2361166675Srrs stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddrp->spp_address, &net, NULL, NULL); 2362163953Srrs if (stcb == NULL) { 2363166675Srrs SCTP_INP_DECR_REF(inp); 2364163953Srrs } 2365163953Srrs } 2366171943Srrs if (stcb && (net == NULL)) { 2367171943Srrs struct sockaddr *sa; 2368163953Srrs 2369171943Srrs sa = (struct sockaddr *)&paddrp->spp_address; 2370221249Stuexen#ifdef INET 2371171943Srrs if (sa->sa_family == AF_INET) { 2372171943Srrs struct sockaddr_in *sin; 2373171943Srrs 2374171943Srrs sin = (struct sockaddr_in *)sa; 2375171943Srrs if (sin->sin_addr.s_addr) { 2376171943Srrs error = EINVAL; 2377171943Srrs SCTP_TCB_UNLOCK(stcb); 2378171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2379171943Srrs break; 2380171943Srrs } 2381221249Stuexen } else 2382221249Stuexen#endif 2383221249Stuexen#ifdef INET6 2384221249Stuexen if (sa->sa_family == AF_INET6) { 2385171943Srrs struct sockaddr_in6 *sin6; 2386171943Srrs 2387171943Srrs sin6 = (struct sockaddr_in6 *)sa; 2388171943Srrs if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 2389171943Srrs error = EINVAL; 2390171943Srrs SCTP_TCB_UNLOCK(stcb); 2391171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2392171943Srrs break; 2393171943Srrs } 2394221249Stuexen } else 2395221249Stuexen#endif 2396221249Stuexen { 2397171943Srrs error = EAFNOSUPPORT; 2398171943Srrs SCTP_TCB_UNLOCK(stcb); 2399171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2400171943Srrs break; 2401171943Srrs } 2402171943Srrs } 2403163953Srrs if (stcb) { 2404224641Stuexen /* Applies to the specific association */ 2405163953Srrs paddrp->spp_flags = 0; 2406163953Srrs if (net) { 2407170056Srrs int ovh; 2408170056Srrs 2409170056Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 2410170056Srrs ovh = SCTP_MED_OVERHEAD; 2411170056Srrs } else { 2412170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 2413170056Srrs } 2414170056Srrs 2415224641Stuexen paddrp->spp_hbinterval = net->heart_beat_delay; 2416163953Srrs paddrp->spp_pathmaxrxt = net->failure_threshold; 2417170056Srrs paddrp->spp_pathmtu = net->mtu - ovh; 2418163953Srrs /* get flags for HB */ 2419225635Stuexen if (net->dest_state & SCTP_ADDR_NOHB) { 2420163953Srrs paddrp->spp_flags |= SPP_HB_DISABLE; 2421225635Stuexen } else { 2422163953Srrs paddrp->spp_flags |= SPP_HB_ENABLE; 2423225635Stuexen } 2424163953Srrs /* get flags for PMTU */ 2425225635Stuexen if (net->dest_state & SCTP_ADDR_NO_PMTUD) { 2426163953Srrs paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2427163953Srrs } else { 2428163953Srrs paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2429163953Srrs } 2430225549Stuexen if (net->dscp & 0x01) { 2431226252Stuexen paddrp->spp_dscp = net->dscp & 0xfc; 2432224870Stuexen paddrp->spp_flags |= SPP_DSCP; 2433163953Srrs } 2434167598Srrs#ifdef INET6 2435225549Stuexen if ((net->ro._l_addr.sa.sa_family == AF_INET6) && 2436225549Stuexen (net->flowlabel & 0x80000000)) { 2437225549Stuexen paddrp->spp_ipv6_flowlabel = net->flowlabel & 0x000fffff; 2438163953Srrs paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2439163953Srrs } 2440163953Srrs#endif 2441163953Srrs } else { 2442163953Srrs /* 2443163953Srrs * No destination so return default 2444163953Srrs * value 2445163953Srrs */ 2446163953Srrs paddrp->spp_pathmaxrxt = stcb->asoc.def_net_failure; 2447163953Srrs paddrp->spp_pathmtu = sctp_get_frag_point(stcb, &stcb->asoc); 2448225549Stuexen if (stcb->asoc.default_dscp & 0x01) { 2449226252Stuexen paddrp->spp_dscp = stcb->asoc.default_dscp & 0xfc; 2450225549Stuexen paddrp->spp_flags |= SPP_DSCP; 2451225549Stuexen } 2452167598Srrs#ifdef INET6 2453225549Stuexen if (stcb->asoc.default_flowlabel & 0x80000000) { 2454225549Stuexen paddrp->spp_ipv6_flowlabel = stcb->asoc.default_flowlabel & 0x000fffff; 2455225549Stuexen paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2456225549Stuexen } 2457163953Srrs#endif 2458163953Srrs /* default settings should be these */ 2459225635Stuexen if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) { 2460224641Stuexen paddrp->spp_flags |= SPP_HB_DISABLE; 2461224641Stuexen } else { 2462163953Srrs paddrp->spp_flags |= SPP_HB_ENABLE; 2463163953Srrs } 2464225635Stuexen if (sctp_stcb_is_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) { 2465225635Stuexen paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2466225635Stuexen } else { 2467170056Srrs paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2468170056Srrs } 2469225635Stuexen paddrp->spp_hbinterval = stcb->asoc.heart_beat_delay; 2470163953Srrs } 2471163953Srrs paddrp->spp_assoc_id = sctp_get_associd(stcb); 2472163953Srrs SCTP_TCB_UNLOCK(stcb); 2473163953Srrs } else { 2474224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2475224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2476224918Stuexen (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) { 2477223132Stuexen /* Use endpoint defaults */ 2478223132Stuexen SCTP_INP_RLOCK(inp); 2479223132Stuexen paddrp->spp_pathmaxrxt = inp->sctp_ep.def_net_failure; 2480223132Stuexen paddrp->spp_hbinterval = TICKS_TO_MSEC(inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT]); 2481223132Stuexen paddrp->spp_assoc_id = SCTP_FUTURE_ASSOC; 2482223132Stuexen /* get inp's default */ 2483225549Stuexen if (inp->sctp_ep.default_dscp & 0x01) { 2484226252Stuexen paddrp->spp_dscp = inp->sctp_ep.default_dscp & 0xfc; 2485225549Stuexen paddrp->spp_flags |= SPP_DSCP; 2486225549Stuexen } 2487167598Srrs#ifdef INET6 2488225549Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) && 2489225549Stuexen (inp->sctp_ep.default_flowlabel & 0x80000000)) { 2490225549Stuexen paddrp->spp_ipv6_flowlabel = inp->sctp_ep.default_flowlabel & 0x000fffff; 2491223132Stuexen paddrp->spp_flags |= SPP_IPV6_FLOWLABEL; 2492223132Stuexen } 2493163953Srrs#endif 2494223132Stuexen /* can't return this */ 2495223132Stuexen paddrp->spp_pathmtu = 0; 2496170056Srrs 2497223132Stuexen if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT)) { 2498223132Stuexen paddrp->spp_flags |= SPP_HB_ENABLE; 2499223132Stuexen } else { 2500223132Stuexen paddrp->spp_flags |= SPP_HB_DISABLE; 2501223132Stuexen } 2502225635Stuexen if (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD)) { 2503225635Stuexen paddrp->spp_flags |= SPP_PMTUD_ENABLE; 2504225635Stuexen } else { 2505225635Stuexen paddrp->spp_flags |= SPP_PMTUD_DISABLE; 2506225635Stuexen } 2507223132Stuexen SCTP_INP_RUNLOCK(inp); 2508170056Srrs } else { 2509223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2510223132Stuexen error = EINVAL; 2511170056Srrs } 2512163953Srrs } 2513223132Stuexen if (error == 0) { 2514223132Stuexen *optsize = sizeof(struct sctp_paddrparams); 2515223132Stuexen } 2516223132Stuexen break; 2517163953Srrs } 2518163953Srrs case SCTP_GET_PEER_ADDR_INFO: 2519163953Srrs { 2520163953Srrs struct sctp_paddrinfo *paddri; 2521163953Srrs struct sctp_nets *net; 2522163953Srrs 2523166675Srrs SCTP_CHECK_AND_CAST(paddri, optval, struct sctp_paddrinfo, *optsize); 2524166675Srrs SCTP_FIND_STCB(inp, stcb, paddri->spinfo_assoc_id); 2525166675Srrs 2526163953Srrs net = NULL; 2527166675Srrs if (stcb) { 2528166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddri->spinfo_address); 2529166675Srrs } else { 2530166675Srrs /* 2531166675Srrs * We increment here since 2532166675Srrs * sctp_findassociation_ep_addr() wil do a 2533166675Srrs * decrement if it finds the stcb as long as 2534166675Srrs * the locked tcb (last argument) is NOT a 2535166675Srrs * TCB.. aka NULL. 2536166675Srrs */ 2537166675Srrs SCTP_INP_INCR_REF(inp); 2538166675Srrs stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&paddri->spinfo_address, &net, NULL, NULL); 2539166675Srrs if (stcb == NULL) { 2540166675Srrs SCTP_INP_DECR_REF(inp); 2541163953Srrs } 2542166675Srrs } 2543163953Srrs 2544166675Srrs if ((stcb) && (net)) { 2545217635Srrs if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { 2546217638Stuexen /* It's unconfirmed */ 2547217635Srrs paddri->spinfo_state = SCTP_UNCONFIRMED; 2548217635Srrs } else if (net->dest_state & SCTP_ADDR_REACHABLE) { 2549217638Stuexen /* It's active */ 2550217635Srrs paddri->spinfo_state = SCTP_ACTIVE; 2551217635Srrs } else { 2552217638Stuexen /* It's inactive */ 2553217635Srrs paddri->spinfo_state = SCTP_INACTIVE; 2554217635Srrs } 2555166675Srrs paddri->spinfo_cwnd = net->cwnd; 2556219014Stuexen paddri->spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT; 2557166675Srrs paddri->spinfo_rto = net->RTO; 2558166675Srrs paddri->spinfo_assoc_id = sctp_get_associd(stcb); 2559222029Stuexen paddri->spinfo_mtu = net->mtu; 2560166675Srrs SCTP_TCB_UNLOCK(stcb); 2561223132Stuexen *optsize = sizeof(struct sctp_paddrinfo); 2562163953Srrs } else { 2563163953Srrs if (stcb) { 2564163953Srrs SCTP_TCB_UNLOCK(stcb); 2565163953Srrs } 2566171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2567163953Srrs error = ENOENT; 2568163953Srrs } 2569223132Stuexen break; 2570163953Srrs } 2571163953Srrs case SCTP_PCB_STATUS: 2572163953Srrs { 2573163953Srrs struct sctp_pcbinfo *spcb; 2574163953Srrs 2575166675Srrs SCTP_CHECK_AND_CAST(spcb, optval, struct sctp_pcbinfo, *optsize); 2576163953Srrs sctp_fill_pcbinfo(spcb); 2577166675Srrs *optsize = sizeof(struct sctp_pcbinfo); 2578223132Stuexen break; 2579163953Srrs } 2580163953Srrs case SCTP_STATUS: 2581163953Srrs { 2582163953Srrs struct sctp_nets *net; 2583163953Srrs struct sctp_status *sstat; 2584163953Srrs 2585166675Srrs SCTP_CHECK_AND_CAST(sstat, optval, struct sctp_status, *optsize); 2586166675Srrs SCTP_FIND_STCB(inp, stcb, sstat->sstat_assoc_id); 2587163953Srrs 2588163953Srrs if (stcb == NULL) { 2589223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2590163953Srrs error = EINVAL; 2591163953Srrs break; 2592163953Srrs } 2593163953Srrs /* 2594163953Srrs * I think passing the state is fine since 2595163953Srrs * sctp_constants.h will be available to the user 2596163953Srrs * land. 2597163953Srrs */ 2598163953Srrs sstat->sstat_state = stcb->asoc.state; 2599173179Srrs sstat->sstat_assoc_id = sctp_get_associd(stcb); 2600163953Srrs sstat->sstat_rwnd = stcb->asoc.peers_rwnd; 2601163953Srrs sstat->sstat_unackdata = stcb->asoc.sent_queue_cnt; 2602163953Srrs /* 2603163953Srrs * We can't include chunks that have been passed to 2604163953Srrs * the socket layer. Only things in queue. 2605163953Srrs */ 2606163953Srrs sstat->sstat_penddata = (stcb->asoc.cnt_on_reasm_queue + 2607163953Srrs stcb->asoc.cnt_on_all_streams); 2608163953Srrs 2609163953Srrs 2610163953Srrs sstat->sstat_instrms = stcb->asoc.streamincnt; 2611163953Srrs sstat->sstat_outstrms = stcb->asoc.streamoutcnt; 2612163953Srrs sstat->sstat_fragmentation_point = sctp_get_frag_point(stcb, &stcb->asoc); 2613163953Srrs memcpy(&sstat->sstat_primary.spinfo_address, 2614163953Srrs &stcb->asoc.primary_destination->ro._l_addr, 2615163953Srrs ((struct sockaddr *)(&stcb->asoc.primary_destination->ro._l_addr))->sa_len); 2616163953Srrs net = stcb->asoc.primary_destination; 2617163953Srrs ((struct sockaddr_in *)&sstat->sstat_primary.spinfo_address)->sin_port = stcb->rport; 2618163953Srrs /* 2619163953Srrs * Again the user can get info from sctp_constants.h 2620163953Srrs * for what the state of the network is. 2621163953Srrs */ 2622217635Srrs if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { 2623217635Srrs /* It's unconfirmed */ 2624217635Srrs sstat->sstat_primary.spinfo_state = SCTP_UNCONFIRMED; 2625217635Srrs } else if (net->dest_state & SCTP_ADDR_REACHABLE) { 2626217638Stuexen /* It's active */ 2627217635Srrs sstat->sstat_primary.spinfo_state = SCTP_ACTIVE; 2628217635Srrs } else { 2629217638Stuexen /* It's inactive */ 2630217635Srrs sstat->sstat_primary.spinfo_state = SCTP_INACTIVE; 2631217635Srrs } 2632163953Srrs sstat->sstat_primary.spinfo_cwnd = net->cwnd; 2633219014Stuexen sstat->sstat_primary.spinfo_srtt = net->lastsa >> SCTP_RTT_SHIFT; 2634163953Srrs sstat->sstat_primary.spinfo_rto = net->RTO; 2635163953Srrs sstat->sstat_primary.spinfo_mtu = net->mtu; 2636163953Srrs sstat->sstat_primary.spinfo_assoc_id = sctp_get_associd(stcb); 2637163953Srrs SCTP_TCB_UNLOCK(stcb); 2638223132Stuexen *optsize = sizeof(struct sctp_status); 2639223132Stuexen break; 2640163953Srrs } 2641163953Srrs case SCTP_RTOINFO: 2642163953Srrs { 2643163953Srrs struct sctp_rtoinfo *srto; 2644163953Srrs 2645166675Srrs SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, *optsize); 2646166675Srrs SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id); 2647166675Srrs 2648166675Srrs if (stcb) { 2649166675Srrs srto->srto_initial = stcb->asoc.initial_rto; 2650166675Srrs srto->srto_max = stcb->asoc.maxrto; 2651166675Srrs srto->srto_min = stcb->asoc.minrto; 2652166675Srrs SCTP_TCB_UNLOCK(stcb); 2653166675Srrs } else { 2654224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2655224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2656224918Stuexen (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) { 2657223132Stuexen SCTP_INP_RLOCK(inp); 2658223132Stuexen srto->srto_initial = inp->sctp_ep.initial_rto; 2659223132Stuexen srto->srto_max = inp->sctp_ep.sctp_maxrto; 2660223132Stuexen srto->srto_min = inp->sctp_ep.sctp_minrto; 2661223132Stuexen SCTP_INP_RUNLOCK(inp); 2662223132Stuexen } else { 2663223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2664223132Stuexen error = EINVAL; 2665223132Stuexen } 2666163953Srrs } 2667223132Stuexen if (error == 0) { 2668223132Stuexen *optsize = sizeof(struct sctp_rtoinfo); 2669223132Stuexen } 2670223132Stuexen break; 2671163953Srrs } 2672215410Stuexen case SCTP_TIMEOUTS: 2673215410Stuexen { 2674215410Stuexen struct sctp_timeouts *stimo; 2675215410Stuexen 2676215410Stuexen SCTP_CHECK_AND_CAST(stimo, optval, struct sctp_timeouts, *optsize); 2677215410Stuexen SCTP_FIND_STCB(inp, stcb, stimo->stimo_assoc_id); 2678215410Stuexen 2679215410Stuexen if (stcb) { 2680215410Stuexen stimo->stimo_init = stcb->asoc.timoinit; 2681215410Stuexen stimo->stimo_data = stcb->asoc.timodata; 2682215410Stuexen stimo->stimo_sack = stcb->asoc.timosack; 2683215410Stuexen stimo->stimo_shutdown = stcb->asoc.timoshutdown; 2684215410Stuexen stimo->stimo_heartbeat = stcb->asoc.timoheartbeat; 2685215410Stuexen stimo->stimo_cookie = stcb->asoc.timocookie; 2686215410Stuexen stimo->stimo_shutdownack = stcb->asoc.timoshutdownack; 2687215410Stuexen SCTP_TCB_UNLOCK(stcb); 2688223132Stuexen *optsize = sizeof(struct sctp_timeouts); 2689215410Stuexen } else { 2690223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2691215410Stuexen error = EINVAL; 2692215410Stuexen } 2693223132Stuexen break; 2694215410Stuexen } 2695163953Srrs case SCTP_ASSOCINFO: 2696163953Srrs { 2697163953Srrs struct sctp_assocparams *sasoc; 2698163953Srrs 2699166675Srrs SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, *optsize); 2700166675Srrs SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id); 2701163953Srrs 2702163953Srrs if (stcb) { 2703171477Srrs sasoc->sasoc_cookie_life = TICKS_TO_MSEC(stcb->asoc.cookie_life); 2704163953Srrs sasoc->sasoc_asocmaxrxt = stcb->asoc.max_send_times; 2705163953Srrs sasoc->sasoc_number_peer_destinations = stcb->asoc.numnets; 2706163953Srrs sasoc->sasoc_peer_rwnd = stcb->asoc.peers_rwnd; 2707163953Srrs sasoc->sasoc_local_rwnd = stcb->asoc.my_rwnd; 2708163953Srrs SCTP_TCB_UNLOCK(stcb); 2709163953Srrs } else { 2710224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2711224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2712224918Stuexen (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) { 2713223132Stuexen SCTP_INP_RLOCK(inp); 2714223132Stuexen sasoc->sasoc_cookie_life = TICKS_TO_MSEC(inp->sctp_ep.def_cookie_life); 2715223132Stuexen sasoc->sasoc_asocmaxrxt = inp->sctp_ep.max_send_times; 2716223132Stuexen sasoc->sasoc_number_peer_destinations = 0; 2717223132Stuexen sasoc->sasoc_peer_rwnd = 0; 2718223132Stuexen sasoc->sasoc_local_rwnd = sbspace(&inp->sctp_socket->so_rcv); 2719223132Stuexen SCTP_INP_RUNLOCK(inp); 2720223132Stuexen } else { 2721223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2722223132Stuexen error = EINVAL; 2723223132Stuexen } 2724163953Srrs } 2725223132Stuexen if (error == 0) { 2726223132Stuexen *optsize = sizeof(struct sctp_assocparams); 2727223132Stuexen } 2728223132Stuexen break; 2729163953Srrs } 2730163953Srrs case SCTP_DEFAULT_SEND_PARAM: 2731163953Srrs { 2732163953Srrs struct sctp_sndrcvinfo *s_info; 2733163953Srrs 2734166675Srrs SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, *optsize); 2735166675Srrs SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id); 2736166675Srrs 2737166675Srrs if (stcb) { 2738170056Srrs memcpy(s_info, &stcb->asoc.def_send, sizeof(stcb->asoc.def_send)); 2739166675Srrs SCTP_TCB_UNLOCK(stcb); 2740166675Srrs } else { 2741224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2742224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2743224918Stuexen (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC)) { 2744223132Stuexen SCTP_INP_RLOCK(inp); 2745223132Stuexen memcpy(s_info, &inp->def_send, sizeof(inp->def_send)); 2746223132Stuexen SCTP_INP_RUNLOCK(inp); 2747223132Stuexen } else { 2748223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2749223132Stuexen error = EINVAL; 2750223132Stuexen } 2751163953Srrs } 2752223132Stuexen if (error == 0) { 2753223132Stuexen *optsize = sizeof(struct sctp_sndrcvinfo); 2754223132Stuexen } 2755223132Stuexen break; 2756163953Srrs } 2757163953Srrs case SCTP_INITMSG: 2758163953Srrs { 2759163953Srrs struct sctp_initmsg *sinit; 2760163953Srrs 2761166675Srrs SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, *optsize); 2762163953Srrs SCTP_INP_RLOCK(inp); 2763163953Srrs sinit->sinit_num_ostreams = inp->sctp_ep.pre_open_stream_count; 2764163953Srrs sinit->sinit_max_instreams = inp->sctp_ep.max_open_streams_intome; 2765163953Srrs sinit->sinit_max_attempts = inp->sctp_ep.max_init_times; 2766163953Srrs sinit->sinit_max_init_timeo = inp->sctp_ep.initial_init_rto_max; 2767163953Srrs SCTP_INP_RUNLOCK(inp); 2768223132Stuexen *optsize = sizeof(struct sctp_initmsg); 2769223132Stuexen break; 2770163953Srrs } 2771163953Srrs case SCTP_PRIMARY_ADDR: 2772163953Srrs /* we allow a "get" operation on this */ 2773163953Srrs { 2774163953Srrs struct sctp_setprim *ssp; 2775163953Srrs 2776166675Srrs SCTP_CHECK_AND_CAST(ssp, optval, struct sctp_setprim, *optsize); 2777166675Srrs SCTP_FIND_STCB(inp, stcb, ssp->ssp_assoc_id); 2778166675Srrs 2779166675Srrs if (stcb) { 2780166675Srrs /* simply copy out the sockaddr_storage... */ 2781170056Srrs int len; 2782170056Srrs 2783170056Srrs len = *optsize; 2784170056Srrs if (len > stcb->asoc.primary_destination->ro._l_addr.sa.sa_len) 2785170056Srrs len = stcb->asoc.primary_destination->ro._l_addr.sa.sa_len; 2786170056Srrs 2787170056Srrs memcpy(&ssp->ssp_addr, 2788170056Srrs &stcb->asoc.primary_destination->ro._l_addr, 2789170056Srrs len); 2790166675Srrs SCTP_TCB_UNLOCK(stcb); 2791223132Stuexen *optsize = sizeof(struct sctp_setprim); 2792166675Srrs } else { 2793223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2794163953Srrs error = EINVAL; 2795163953Srrs } 2796223132Stuexen break; 2797163953Srrs } 2798163953Srrs case SCTP_HMAC_IDENT: 2799163953Srrs { 2800163953Srrs struct sctp_hmacalgo *shmac; 2801163953Srrs sctp_hmaclist_t *hmaclist; 2802163953Srrs uint32_t size; 2803163953Srrs int i; 2804163953Srrs 2805166675Srrs SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, *optsize); 2806166675Srrs 2807163953Srrs SCTP_INP_RLOCK(inp); 2808163953Srrs hmaclist = inp->sctp_ep.local_hmacs; 2809163953Srrs if (hmaclist == NULL) { 2810163953Srrs /* no HMACs to return */ 2811166675Srrs *optsize = sizeof(*shmac); 2812168299Srrs SCTP_INP_RUNLOCK(inp); 2813163953Srrs break; 2814163953Srrs } 2815163953Srrs /* is there room for all of the hmac ids? */ 2816163953Srrs size = sizeof(*shmac) + (hmaclist->num_algo * 2817163953Srrs sizeof(shmac->shmac_idents[0])); 2818166675Srrs if ((size_t)(*optsize) < size) { 2819223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2820163953Srrs error = EINVAL; 2821163953Srrs SCTP_INP_RUNLOCK(inp); 2822163953Srrs break; 2823163953Srrs } 2824163953Srrs /* copy in the list */ 2825181054Srrs shmac->shmac_number_of_idents = hmaclist->num_algo; 2826181054Srrs for (i = 0; i < hmaclist->num_algo; i++) { 2827163953Srrs shmac->shmac_idents[i] = hmaclist->hmac[i]; 2828181054Srrs } 2829163953Srrs SCTP_INP_RUNLOCK(inp); 2830166675Srrs *optsize = size; 2831163953Srrs break; 2832163953Srrs } 2833163953Srrs case SCTP_AUTH_ACTIVE_KEY: 2834163953Srrs { 2835163953Srrs struct sctp_authkeyid *scact; 2836163953Srrs 2837166675Srrs SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, *optsize); 2838166675Srrs SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id); 2839166675Srrs 2840166675Srrs if (stcb) { 2841163953Srrs /* get the active key on the assoc */ 2842185694Srrs scact->scact_keynumber = stcb->asoc.authinfo.active_keyid; 2843163953Srrs SCTP_TCB_UNLOCK(stcb); 2844163953Srrs } else { 2845224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2846224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2847224918Stuexen (scact->scact_assoc_id == SCTP_FUTURE_ASSOC)) { 2848223132Stuexen /* get the endpoint active key */ 2849223132Stuexen SCTP_INP_RLOCK(inp); 2850223132Stuexen scact->scact_keynumber = inp->sctp_ep.default_keyid; 2851223132Stuexen SCTP_INP_RUNLOCK(inp); 2852223132Stuexen } else { 2853223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2854223132Stuexen error = EINVAL; 2855223132Stuexen } 2856163953Srrs } 2857223132Stuexen if (error == 0) { 2858223132Stuexen *optsize = sizeof(struct sctp_authkeyid); 2859223132Stuexen } 2860163953Srrs break; 2861163953Srrs } 2862163953Srrs case SCTP_LOCAL_AUTH_CHUNKS: 2863163953Srrs { 2864163953Srrs struct sctp_authchunks *sac; 2865163953Srrs sctp_auth_chklist_t *chklist = NULL; 2866166675Srrs size_t size = 0; 2867163953Srrs 2868166675Srrs SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize); 2869166675Srrs SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id); 2870166675Srrs 2871166675Srrs if (stcb) { 2872163953Srrs /* get off the assoc */ 2873163953Srrs chklist = stcb->asoc.local_auth_chunks; 2874163953Srrs /* is there enough space? */ 2875163953Srrs size = sctp_auth_get_chklist_size(chklist); 2876166675Srrs if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2877163953Srrs error = EINVAL; 2878171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2879166675Srrs } else { 2880166675Srrs /* copy in the chunks */ 2881169420Srrs (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2882234832Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2883223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2884163953Srrs } 2885163953Srrs SCTP_TCB_UNLOCK(stcb); 2886163953Srrs } else { 2887224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 2888224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 2889224918Stuexen (sac->gauth_assoc_id == SCTP_FUTURE_ASSOC)) { 2890223132Stuexen /* get off the endpoint */ 2891223132Stuexen SCTP_INP_RLOCK(inp); 2892223132Stuexen chklist = inp->sctp_ep.local_auth_chunks; 2893223132Stuexen /* is there enough space? */ 2894223132Stuexen size = sctp_auth_get_chklist_size(chklist); 2895223132Stuexen if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2896223132Stuexen error = EINVAL; 2897223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2898223132Stuexen } else { 2899223132Stuexen /* copy in the chunks */ 2900223132Stuexen (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2901234832Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2902223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2903223132Stuexen } 2904223132Stuexen SCTP_INP_RUNLOCK(inp); 2905223132Stuexen } else { 2906223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2907163953Srrs error = EINVAL; 2908163953Srrs } 2909163953Srrs } 2910163953Srrs break; 2911163953Srrs } 2912163953Srrs case SCTP_PEER_AUTH_CHUNKS: 2913163953Srrs { 2914163953Srrs struct sctp_authchunks *sac; 2915163953Srrs sctp_auth_chklist_t *chklist = NULL; 2916166675Srrs size_t size = 0; 2917163953Srrs 2918166675Srrs SCTP_CHECK_AND_CAST(sac, optval, struct sctp_authchunks, *optsize); 2919166675Srrs SCTP_FIND_STCB(inp, stcb, sac->gauth_assoc_id); 2920166675Srrs 2921166675Srrs if (stcb) { 2922166675Srrs /* get off the assoc */ 2923166675Srrs chklist = stcb->asoc.peer_auth_chunks; 2924166675Srrs /* is there enough space? */ 2925166675Srrs size = sctp_auth_get_chklist_size(chklist); 2926166675Srrs if (*optsize < (sizeof(struct sctp_authchunks) + size)) { 2927166675Srrs error = EINVAL; 2928171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 2929166675Srrs } else { 2930166675Srrs /* copy in the chunks */ 2931169420Srrs (void)sctp_serialize_auth_chunks(chklist, sac->gauth_chunks); 2932234832Stuexen sac->gauth_number_of_chunks = (uint32_t) size; 2933223132Stuexen *optsize = sizeof(struct sctp_authchunks) + size; 2934166675Srrs } 2935166675Srrs SCTP_TCB_UNLOCK(stcb); 2936166675Srrs } else { 2937171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 2938163953Srrs error = ENOENT; 2939163953Srrs } 2940163953Srrs break; 2941163953Srrs } 2942223132Stuexen case SCTP_EVENT: 2943223132Stuexen { 2944223132Stuexen struct sctp_event *event; 2945223132Stuexen uint32_t event_type; 2946163953Srrs 2947223132Stuexen SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, *optsize); 2948223132Stuexen SCTP_FIND_STCB(inp, stcb, event->se_assoc_id); 2949163953Srrs 2950223132Stuexen switch (event->se_type) { 2951223132Stuexen case SCTP_ASSOC_CHANGE: 2952223132Stuexen event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT; 2953223132Stuexen break; 2954223132Stuexen case SCTP_PEER_ADDR_CHANGE: 2955223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPADDREVNT; 2956223132Stuexen break; 2957223132Stuexen case SCTP_REMOTE_ERROR: 2958223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPEERERR; 2959223132Stuexen break; 2960223132Stuexen case SCTP_SEND_FAILED: 2961223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT; 2962223132Stuexen break; 2963223132Stuexen case SCTP_SHUTDOWN_EVENT: 2964223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT; 2965223132Stuexen break; 2966223132Stuexen case SCTP_ADAPTATION_INDICATION: 2967223132Stuexen event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT; 2968223132Stuexen break; 2969223132Stuexen case SCTP_PARTIAL_DELIVERY_EVENT: 2970223132Stuexen event_type = SCTP_PCB_FLAGS_PDAPIEVNT; 2971223132Stuexen break; 2972223132Stuexen case SCTP_AUTHENTICATION_EVENT: 2973223132Stuexen event_type = SCTP_PCB_FLAGS_AUTHEVNT; 2974223132Stuexen break; 2975223132Stuexen case SCTP_STREAM_RESET_EVENT: 2976223132Stuexen event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT; 2977223132Stuexen break; 2978223132Stuexen case SCTP_SENDER_DRY_EVENT: 2979223132Stuexen event_type = SCTP_PCB_FLAGS_DRYEVNT; 2980223132Stuexen break; 2981223132Stuexen case SCTP_NOTIFICATIONS_STOPPED_EVENT: 2982223132Stuexen event_type = 0; 2983223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 2984223132Stuexen error = ENOTSUP; 2985223132Stuexen break; 2986235009Stuexen case SCTP_ASSOC_RESET_EVENT: 2987235009Stuexen event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT; 2988235009Stuexen break; 2989235009Stuexen case SCTP_STREAM_CHANGE_EVENT: 2990235009Stuexen event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT; 2991235009Stuexen break; 2992235075Stuexen case SCTP_SEND_FAILED_EVENT: 2993235075Stuexen event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT; 2994235075Stuexen break; 2995223132Stuexen default: 2996223132Stuexen event_type = 0; 2997223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 2998223132Stuexen error = EINVAL; 2999223132Stuexen break; 3000223132Stuexen } 3001223132Stuexen if (event_type > 0) { 3002223132Stuexen if (stcb) { 3003223132Stuexen event->se_on = sctp_stcb_is_feature_on(inp, stcb, event_type); 3004223132Stuexen SCTP_TCB_UNLOCK(stcb); 3005223132Stuexen } else { 3006224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3007224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3008224918Stuexen (event->se_assoc_id == SCTP_FUTURE_ASSOC)) { 3009223132Stuexen SCTP_INP_RLOCK(inp); 3010223132Stuexen event->se_on = sctp_is_feature_on(inp, event_type); 3011223132Stuexen SCTP_INP_RUNLOCK(inp); 3012223132Stuexen } else { 3013223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3014223132Stuexen error = EINVAL; 3015223132Stuexen } 3016223132Stuexen } 3017223132Stuexen } 3018223132Stuexen if (error == 0) { 3019223132Stuexen *optsize = sizeof(struct sctp_event); 3020223132Stuexen } 3021223132Stuexen break; 3022223132Stuexen } 3023223132Stuexen case SCTP_RECVRCVINFO: 3024223132Stuexen { 3025223132Stuexen int onoff; 3026223132Stuexen 3027223132Stuexen if (*optsize < sizeof(int)) { 3028223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3029223132Stuexen error = EINVAL; 3030223132Stuexen } else { 3031230104Stuexen SCTP_INP_RLOCK(inp); 3032223132Stuexen onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 3033223132Stuexen SCTP_INP_RUNLOCK(inp); 3034223132Stuexen } 3035223132Stuexen if (error == 0) { 3036223132Stuexen /* return the option value */ 3037223132Stuexen *(int *)optval = onoff; 3038223132Stuexen *optsize = sizeof(int); 3039223132Stuexen } 3040223132Stuexen break; 3041223132Stuexen } 3042223132Stuexen case SCTP_RECVNXTINFO: 3043223132Stuexen { 3044223132Stuexen int onoff; 3045223132Stuexen 3046223132Stuexen if (*optsize < sizeof(int)) { 3047223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3048223132Stuexen error = EINVAL; 3049223132Stuexen } else { 3050230104Stuexen SCTP_INP_RLOCK(inp); 3051223132Stuexen onoff = sctp_is_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 3052223132Stuexen SCTP_INP_RUNLOCK(inp); 3053223132Stuexen } 3054223132Stuexen if (error == 0) { 3055223132Stuexen /* return the option value */ 3056223132Stuexen *(int *)optval = onoff; 3057223132Stuexen *optsize = sizeof(int); 3058223132Stuexen } 3059223132Stuexen break; 3060223132Stuexen } 3061223132Stuexen case SCTP_DEFAULT_SNDINFO: 3062223132Stuexen { 3063223132Stuexen struct sctp_sndinfo *info; 3064223132Stuexen 3065223132Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, *optsize); 3066223132Stuexen SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id); 3067223132Stuexen 3068223132Stuexen if (stcb) { 3069223132Stuexen info->snd_sid = stcb->asoc.def_send.sinfo_stream; 3070223132Stuexen info->snd_flags = stcb->asoc.def_send.sinfo_flags; 3071223162Stuexen info->snd_flags &= 0xfff0; 3072223132Stuexen info->snd_ppid = stcb->asoc.def_send.sinfo_ppid; 3073223132Stuexen info->snd_context = stcb->asoc.def_send.sinfo_context; 3074223132Stuexen SCTP_TCB_UNLOCK(stcb); 3075223132Stuexen } else { 3076224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3077224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3078224918Stuexen (info->snd_assoc_id == SCTP_FUTURE_ASSOC)) { 3079223132Stuexen SCTP_INP_RLOCK(inp); 3080223132Stuexen info->snd_sid = inp->def_send.sinfo_stream; 3081223132Stuexen info->snd_flags = inp->def_send.sinfo_flags; 3082223162Stuexen info->snd_flags &= 0xfff0; 3083223132Stuexen info->snd_ppid = inp->def_send.sinfo_ppid; 3084223132Stuexen info->snd_context = inp->def_send.sinfo_context; 3085223132Stuexen SCTP_INP_RUNLOCK(inp); 3086223132Stuexen } else { 3087223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3088223132Stuexen error = EINVAL; 3089223132Stuexen } 3090223132Stuexen } 3091223132Stuexen if (error == 0) { 3092223132Stuexen *optsize = sizeof(struct sctp_sndinfo); 3093223132Stuexen } 3094223132Stuexen break; 3095223132Stuexen } 3096223162Stuexen case SCTP_DEFAULT_PRINFO: 3097223162Stuexen { 3098223162Stuexen struct sctp_default_prinfo *info; 3099223162Stuexen 3100223162Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, *optsize); 3101223162Stuexen SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id); 3102223162Stuexen 3103223162Stuexen if (stcb) { 3104223162Stuexen info->pr_policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 3105223162Stuexen info->pr_value = stcb->asoc.def_send.sinfo_timetolive; 3106223162Stuexen SCTP_TCB_UNLOCK(stcb); 3107223162Stuexen } else { 3108224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3109224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3110224918Stuexen (info->pr_assoc_id == SCTP_FUTURE_ASSOC)) { 3111223162Stuexen SCTP_INP_RLOCK(inp); 3112223162Stuexen info->pr_policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags); 3113223162Stuexen info->pr_value = inp->def_send.sinfo_timetolive; 3114223162Stuexen SCTP_INP_RUNLOCK(inp); 3115223162Stuexen } else { 3116223162Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3117223162Stuexen error = EINVAL; 3118223162Stuexen } 3119223162Stuexen } 3120223162Stuexen if (error == 0) { 3121223162Stuexen *optsize = sizeof(struct sctp_default_prinfo); 3122223162Stuexen } 3123223162Stuexen break; 3124223162Stuexen } 3125224641Stuexen case SCTP_PEER_ADDR_THLDS: 3126224641Stuexen { 3127224641Stuexen struct sctp_paddrthlds *thlds; 3128224641Stuexen struct sctp_nets *net; 3129224641Stuexen 3130224641Stuexen SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, *optsize); 3131224641Stuexen SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); 3132224641Stuexen 3133224641Stuexen net = NULL; 3134224641Stuexen if (stcb) { 3135224641Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_address); 3136224641Stuexen } else { 3137224641Stuexen /* 3138224641Stuexen * We increment here since 3139224641Stuexen * sctp_findassociation_ep_addr() wil do a 3140224641Stuexen * decrement if it finds the stcb as long as 3141224641Stuexen * the locked tcb (last argument) is NOT a 3142224641Stuexen * TCB.. aka NULL. 3143224641Stuexen */ 3144224641Stuexen SCTP_INP_INCR_REF(inp); 3145224641Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&thlds->spt_address, &net, NULL, NULL); 3146224641Stuexen if (stcb == NULL) { 3147224641Stuexen SCTP_INP_DECR_REF(inp); 3148224641Stuexen } 3149224641Stuexen } 3150224641Stuexen if (stcb && (net == NULL)) { 3151224641Stuexen struct sockaddr *sa; 3152224641Stuexen 3153224641Stuexen sa = (struct sockaddr *)&thlds->spt_address; 3154224641Stuexen#ifdef INET 3155224641Stuexen if (sa->sa_family == AF_INET) { 3156224641Stuexen struct sockaddr_in *sin; 3157224641Stuexen 3158224641Stuexen sin = (struct sockaddr_in *)sa; 3159224641Stuexen if (sin->sin_addr.s_addr) { 3160224641Stuexen error = EINVAL; 3161224641Stuexen SCTP_TCB_UNLOCK(stcb); 3162224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3163224641Stuexen break; 3164224641Stuexen } 3165224641Stuexen } else 3166224641Stuexen#endif 3167224641Stuexen#ifdef INET6 3168224641Stuexen if (sa->sa_family == AF_INET6) { 3169224641Stuexen struct sockaddr_in6 *sin6; 3170224641Stuexen 3171224641Stuexen sin6 = (struct sockaddr_in6 *)sa; 3172224641Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 3173224641Stuexen error = EINVAL; 3174224641Stuexen SCTP_TCB_UNLOCK(stcb); 3175224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3176224641Stuexen break; 3177224641Stuexen } 3178224641Stuexen } else 3179224641Stuexen#endif 3180224641Stuexen { 3181224641Stuexen error = EAFNOSUPPORT; 3182224641Stuexen SCTP_TCB_UNLOCK(stcb); 3183224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3184224641Stuexen break; 3185224641Stuexen } 3186224641Stuexen } 3187224641Stuexen if (stcb) { 3188224641Stuexen if (net) { 3189224641Stuexen thlds->spt_pathmaxrxt = net->failure_threshold; 3190224641Stuexen thlds->spt_pathpfthld = net->pf_threshold; 3191224641Stuexen } else { 3192224641Stuexen thlds->spt_pathmaxrxt = stcb->asoc.def_net_failure; 3193224641Stuexen thlds->spt_pathpfthld = stcb->asoc.def_net_pf_threshold; 3194224641Stuexen } 3195224641Stuexen thlds->spt_assoc_id = sctp_get_associd(stcb); 3196224641Stuexen SCTP_TCB_UNLOCK(stcb); 3197224641Stuexen } else { 3198224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3199224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3200224918Stuexen (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) { 3201224641Stuexen /* Use endpoint defaults */ 3202224641Stuexen SCTP_INP_RLOCK(inp); 3203224641Stuexen thlds->spt_pathmaxrxt = inp->sctp_ep.def_net_failure; 3204224641Stuexen thlds->spt_pathpfthld = inp->sctp_ep.def_net_pf_threshold; 3205224641Stuexen SCTP_INP_RUNLOCK(inp); 3206224641Stuexen } else { 3207224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3208224641Stuexen error = EINVAL; 3209224641Stuexen } 3210224641Stuexen } 3211224641Stuexen if (error == 0) { 3212224641Stuexen *optsize = sizeof(struct sctp_paddrthlds); 3213224641Stuexen } 3214224641Stuexen break; 3215224641Stuexen } 3216227755Stuexen case SCTP_REMOTE_UDP_ENCAPS_PORT: 3217227755Stuexen { 3218227755Stuexen struct sctp_udpencaps *encaps; 3219227755Stuexen struct sctp_nets *net; 3220227755Stuexen 3221227755Stuexen SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, *optsize); 3222227755Stuexen SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); 3223227755Stuexen 3224227755Stuexen if (stcb) { 3225227755Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); 3226227755Stuexen } else { 3227227755Stuexen /* 3228227755Stuexen * We increment here since 3229227755Stuexen * sctp_findassociation_ep_addr() wil do a 3230227755Stuexen * decrement if it finds the stcb as long as 3231227755Stuexen * the locked tcb (last argument) is NOT a 3232227755Stuexen * TCB.. aka NULL. 3233227755Stuexen */ 3234227755Stuexen net = NULL; 3235227755Stuexen SCTP_INP_INCR_REF(inp); 3236227755Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); 3237227755Stuexen if (stcb == NULL) { 3238227755Stuexen SCTP_INP_DECR_REF(inp); 3239227755Stuexen } 3240227755Stuexen } 3241227755Stuexen if (stcb && (net == NULL)) { 3242227755Stuexen struct sockaddr *sa; 3243227755Stuexen 3244227755Stuexen sa = (struct sockaddr *)&encaps->sue_address; 3245227755Stuexen#ifdef INET 3246227755Stuexen if (sa->sa_family == AF_INET) { 3247227755Stuexen struct sockaddr_in *sin; 3248227755Stuexen 3249227755Stuexen sin = (struct sockaddr_in *)sa; 3250227755Stuexen if (sin->sin_addr.s_addr) { 3251227755Stuexen error = EINVAL; 3252227755Stuexen SCTP_TCB_UNLOCK(stcb); 3253227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3254227755Stuexen break; 3255227755Stuexen } 3256227755Stuexen } else 3257227755Stuexen#endif 3258227755Stuexen#ifdef INET6 3259227755Stuexen if (sa->sa_family == AF_INET6) { 3260227755Stuexen struct sockaddr_in6 *sin6; 3261227755Stuexen 3262227755Stuexen sin6 = (struct sockaddr_in6 *)sa; 3263227755Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 3264227755Stuexen error = EINVAL; 3265227755Stuexen SCTP_TCB_UNLOCK(stcb); 3266227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3267227755Stuexen break; 3268227755Stuexen } 3269227755Stuexen } else 3270227755Stuexen#endif 3271227755Stuexen { 3272227755Stuexen error = EAFNOSUPPORT; 3273227755Stuexen SCTP_TCB_UNLOCK(stcb); 3274227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 3275227755Stuexen break; 3276227755Stuexen } 3277227755Stuexen } 3278227755Stuexen if (stcb) { 3279227755Stuexen if (net) { 3280227755Stuexen encaps->sue_port = net->port; 3281227755Stuexen } else { 3282227755Stuexen encaps->sue_port = stcb->asoc.port; 3283227755Stuexen } 3284227755Stuexen SCTP_TCB_UNLOCK(stcb); 3285227755Stuexen } else { 3286227755Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3287227755Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3288227755Stuexen (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) { 3289227755Stuexen SCTP_INP_RLOCK(inp); 3290227755Stuexen encaps->sue_port = inp->sctp_ep.port; 3291227755Stuexen SCTP_INP_RUNLOCK(inp); 3292227755Stuexen } else { 3293227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3294227755Stuexen error = EINVAL; 3295227755Stuexen } 3296227755Stuexen } 3297227755Stuexen if (error == 0) { 3298227755Stuexen *optsize = sizeof(struct sctp_paddrparams); 3299227755Stuexen } 3300227755Stuexen break; 3301227755Stuexen } 3302235021Stuexen case SCTP_ENABLE_STREAM_RESET: 3303235021Stuexen { 3304235021Stuexen struct sctp_assoc_value *av; 3305235021Stuexen 3306235021Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, *optsize); 3307235021Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3308235021Stuexen 3309235021Stuexen if (stcb) { 3310235021Stuexen av->assoc_value = (uint32_t) stcb->asoc.local_strreset_support; 3311235021Stuexen SCTP_TCB_UNLOCK(stcb); 3312235021Stuexen } else { 3313235021Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3314235021Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3315235021Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 3316235021Stuexen SCTP_INP_RLOCK(inp); 3317235021Stuexen av->assoc_value = (uint32_t) inp->local_strreset_support; 3318235021Stuexen SCTP_INP_RUNLOCK(inp); 3319235021Stuexen } else { 3320235021Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3321235021Stuexen error = EINVAL; 3322235021Stuexen } 3323235021Stuexen } 3324235021Stuexen if (error == 0) { 3325235021Stuexen *optsize = sizeof(struct sctp_assoc_value); 3326235021Stuexen } 3327235021Stuexen break; 3328235021Stuexen } 3329163953Srrs default: 3330171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 3331163953Srrs error = ENOPROTOOPT; 3332163953Srrs break; 3333163953Srrs } /* end switch (sopt->sopt_name) */ 3334223132Stuexen if (error) { 3335223132Stuexen *optsize = 0; 3336223132Stuexen } 3337163953Srrs return (error); 3338163953Srrs} 3339163953Srrs 3340163953Srrsstatic int 3341166675Srrssctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, 3342166675Srrs void *p) 3343163953Srrs{ 3344166675Srrs int error, set_opt; 3345166675Srrs uint32_t *mopt; 3346163953Srrs struct sctp_tcb *stcb = NULL; 3347171943Srrs struct sctp_inpcb *inp = NULL; 3348167598Srrs uint32_t vrf_id; 3349163953Srrs 3350166675Srrs if (optval == NULL) { 3351169420Srrs SCTP_PRINTF("optval is NULL\n"); 3352171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3353163953Srrs return (EINVAL); 3354163953Srrs } 3355163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 3356233005Stuexen if (inp == NULL) { 3357169420Srrs SCTP_PRINTF("inp is NULL?\n"); 3358171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3359228907Stuexen return (EINVAL); 3360167598Srrs } 3361168299Srrs vrf_id = inp->def_vrf_id; 3362163953Srrs 3363163953Srrs error = 0; 3364166675Srrs switch (optname) { 3365163953Srrs case SCTP_NODELAY: 3366163953Srrs case SCTP_AUTOCLOSE: 3367163953Srrs case SCTP_AUTO_ASCONF: 3368163953Srrs case SCTP_EXPLICIT_EOR: 3369163953Srrs case SCTP_DISABLE_FRAGMENTS: 3370163953Srrs case SCTP_USE_EXT_RCVINFO: 3371163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 3372163953Srrs /* copy in the option value */ 3373166675Srrs SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize); 3374163953Srrs set_opt = 0; 3375163953Srrs if (error) 3376163953Srrs break; 3377166675Srrs switch (optname) { 3378163953Srrs case SCTP_DISABLE_FRAGMENTS: 3379163953Srrs set_opt = SCTP_PCB_FLAGS_NO_FRAGMENT; 3380163953Srrs break; 3381163953Srrs case SCTP_AUTO_ASCONF: 3382171943Srrs /* 3383171943Srrs * NOTE: we don't really support this flag 3384171943Srrs */ 3385171943Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 3386171943Srrs /* only valid for bound all sockets */ 3387224641Stuexen if ((SCTP_BASE_SYSCTL(sctp_auto_asconf) == 0) && 3388224641Stuexen (*mopt != 0)) { 3389224641Stuexen /* forbidden by admin */ 3390224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EPERM); 3391224641Stuexen return (EPERM); 3392224641Stuexen } 3393171943Srrs set_opt = SCTP_PCB_FLAGS_AUTO_ASCONF; 3394171943Srrs } else { 3395171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3396171943Srrs return (EINVAL); 3397171943Srrs } 3398163953Srrs break; 3399163953Srrs case SCTP_EXPLICIT_EOR: 3400163953Srrs set_opt = SCTP_PCB_FLAGS_EXPLICIT_EOR; 3401163953Srrs break; 3402163953Srrs case SCTP_USE_EXT_RCVINFO: 3403163953Srrs set_opt = SCTP_PCB_FLAGS_EXT_RCVINFO; 3404163953Srrs break; 3405163953Srrs case SCTP_I_WANT_MAPPED_V4_ADDR: 3406163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 3407163953Srrs set_opt = SCTP_PCB_FLAGS_NEEDS_MAPPED_V4; 3408163953Srrs } else { 3409171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3410163953Srrs return (EINVAL); 3411163953Srrs } 3412163953Srrs break; 3413163953Srrs case SCTP_NODELAY: 3414163953Srrs set_opt = SCTP_PCB_FLAGS_NODELAY; 3415163953Srrs break; 3416163953Srrs case SCTP_AUTOCLOSE: 3417170056Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3418170056Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 3419171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3420170056Srrs return (EINVAL); 3421170056Srrs } 3422163953Srrs set_opt = SCTP_PCB_FLAGS_AUTOCLOSE; 3423163953Srrs /* 3424163953Srrs * The value is in ticks. Note this does not effect 3425163953Srrs * old associations, only new ones. 3426163953Srrs */ 3427163953Srrs inp->sctp_ep.auto_close_time = SEC_TO_TICKS(*mopt); 3428163953Srrs break; 3429163953Srrs } 3430163953Srrs SCTP_INP_WLOCK(inp); 3431163953Srrs if (*mopt != 0) { 3432163953Srrs sctp_feature_on(inp, set_opt); 3433163953Srrs } else { 3434163953Srrs sctp_feature_off(inp, set_opt); 3435163953Srrs } 3436163953Srrs SCTP_INP_WUNLOCK(inp); 3437163953Srrs break; 3438181054Srrs case SCTP_REUSE_PORT: 3439181054Srrs { 3440181054Srrs SCTP_CHECK_AND_CAST(mopt, optval, uint32_t, optsize); 3441181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 0) { 3442181054Srrs /* Can't set it after we are bound */ 3443181054Srrs error = EINVAL; 3444181054Srrs break; 3445181054Srrs } 3446181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE)) { 3447181054Srrs /* Can't do this for a 1-m socket */ 3448181054Srrs error = EINVAL; 3449181054Srrs break; 3450181054Srrs } 3451181054Srrs if (optval) 3452181054Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE); 3453181054Srrs else 3454181054Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE); 3455223132Stuexen break; 3456181054Srrs } 3457163953Srrs case SCTP_PARTIAL_DELIVERY_POINT: 3458163953Srrs { 3459166675Srrs uint32_t *value; 3460166675Srrs 3461166675Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize); 3462167736Srrs if (*value > SCTP_SB_LIMIT_RCV(so)) { 3463171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3464167736Srrs error = EINVAL; 3465167736Srrs break; 3466167736Srrs } 3467166675Srrs inp->partial_delivery_point = *value; 3468223132Stuexen break; 3469163953Srrs } 3470163953Srrs case SCTP_FRAGMENT_INTERLEAVE: 3471163953Srrs /* not yet until we re-write sctp_recvmsg() */ 3472163953Srrs { 3473168943Srrs uint32_t *level; 3474163953Srrs 3475168943Srrs SCTP_CHECK_AND_CAST(level, optval, uint32_t, optsize); 3476168943Srrs if (*level == SCTP_FRAG_LEVEL_2) { 3477163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3478168943Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3479168943Srrs } else if (*level == SCTP_FRAG_LEVEL_1) { 3480168943Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3481168943Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3482168943Srrs } else if (*level == SCTP_FRAG_LEVEL_0) { 3483170056Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_FRAG_INTERLEAVE); 3484168943Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_INTERLEAVE_STRMS); 3485168943Srrs 3486163953Srrs } else { 3487171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3488168943Srrs error = EINVAL; 3489163953Srrs } 3490223132Stuexen break; 3491163953Srrs } 3492163953Srrs case SCTP_CMT_ON_OFF: 3493211944Stuexen if (SCTP_BASE_SYSCTL(sctp_cmt_on_off)) { 3494163953Srrs struct sctp_assoc_value *av; 3495163953Srrs 3496166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3497223132Stuexen if (av->assoc_value > SCTP_CMT_MAX) { 3498223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3499223132Stuexen error = EINVAL; 3500223132Stuexen break; 3501223132Stuexen } 3502211944Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3503211944Stuexen if (stcb) { 3504223132Stuexen stcb->asoc.sctp_cmt_on_off = av->assoc_value; 3505211944Stuexen SCTP_TCB_UNLOCK(stcb); 3506166675Srrs } else { 3507224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3508224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3509224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3510223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3511221460Stuexen SCTP_INP_WLOCK(inp); 3512221460Stuexen inp->sctp_cmt_on_off = av->assoc_value; 3513221460Stuexen SCTP_INP_WUNLOCK(inp); 3514216669Stuexen } 3515223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3516223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3517223132Stuexen SCTP_INP_RLOCK(inp); 3518223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3519223132Stuexen SCTP_TCB_LOCK(stcb); 3520223132Stuexen stcb->asoc.sctp_cmt_on_off = av->assoc_value; 3521223132Stuexen SCTP_TCB_UNLOCK(stcb); 3522223132Stuexen } 3523224918Stuexen SCTP_INP_RUNLOCK(inp); 3524223132Stuexen } 3525163953Srrs } 3526211944Stuexen } else { 3527211944Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 3528211944Stuexen error = ENOPROTOOPT; 3529163953Srrs } 3530163953Srrs break; 3531171440Srrs case SCTP_PLUGGABLE_CC: 3532171440Srrs { 3533171440Srrs struct sctp_assoc_value *av; 3534219057Srrs struct sctp_nets *net; 3535171440Srrs 3536171440Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3537223132Stuexen if ((av->assoc_value != SCTP_CC_RFC2581) && 3538223132Stuexen (av->assoc_value != SCTP_CC_HSTCP) && 3539223132Stuexen (av->assoc_value != SCTP_CC_HTCP) && 3540223132Stuexen (av->assoc_value != SCTP_CC_RTCC)) { 3541223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3542223132Stuexen error = EINVAL; 3543223132Stuexen break; 3544223132Stuexen } 3545171440Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3546171440Srrs if (stcb) { 3547223132Stuexen stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value]; 3548223132Stuexen stcb->asoc.congestion_control_module = av->assoc_value; 3549223132Stuexen if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) { 3550223132Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 3551223132Stuexen stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net); 3552219057Srrs } 3553171440Srrs } 3554217611Stuexen SCTP_TCB_UNLOCK(stcb); 3555171440Srrs } else { 3556224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3557224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3558224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3559223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3560217611Stuexen SCTP_INP_WLOCK(inp); 3561171440Srrs inp->sctp_ep.sctp_default_cc_module = av->assoc_value; 3562217611Stuexen SCTP_INP_WUNLOCK(inp); 3563217760Stuexen } 3564223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3565223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3566223132Stuexen SCTP_INP_RLOCK(inp); 3567223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3568223132Stuexen SCTP_TCB_LOCK(stcb); 3569223132Stuexen stcb->asoc.cc_functions = sctp_cc_functions[av->assoc_value]; 3570223132Stuexen stcb->asoc.congestion_control_module = av->assoc_value; 3571223132Stuexen if (stcb->asoc.cc_functions.sctp_set_initial_cc_param != NULL) { 3572223132Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 3573223132Stuexen stcb->asoc.cc_functions.sctp_set_initial_cc_param(stcb, net); 3574223132Stuexen } 3575223132Stuexen } 3576223132Stuexen SCTP_TCB_UNLOCK(stcb); 3577223132Stuexen } 3578223132Stuexen SCTP_INP_RUNLOCK(inp); 3579223132Stuexen } 3580171440Srrs } 3581223132Stuexen break; 3582171440Srrs } 3583219057Srrs case SCTP_CC_OPTION: 3584219057Srrs { 3585219057Srrs struct sctp_cc_option *cc_opt; 3586219057Srrs 3587219057Srrs SCTP_CHECK_AND_CAST(cc_opt, optval, struct sctp_cc_option, optsize); 3588219057Srrs SCTP_FIND_STCB(inp, stcb, cc_opt->aid_value.assoc_id); 3589219057Srrs if (stcb == NULL) { 3590223132Stuexen if (cc_opt->aid_value.assoc_id == SCTP_CURRENT_ASSOC) { 3591223132Stuexen SCTP_INP_RLOCK(inp); 3592223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3593223132Stuexen SCTP_TCB_LOCK(stcb); 3594223132Stuexen if (stcb->asoc.cc_functions.sctp_cwnd_socket_option) { 3595223132Stuexen (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, cc_opt); 3596223132Stuexen } 3597223132Stuexen SCTP_TCB_UNLOCK(stcb); 3598223132Stuexen } 3599223132Stuexen SCTP_INP_RUNLOCK(inp); 3600223132Stuexen } else { 3601223132Stuexen error = EINVAL; 3602223132Stuexen } 3603219057Srrs } else { 3604219057Srrs if (stcb->asoc.cc_functions.sctp_cwnd_socket_option == NULL) { 3605219057Srrs error = ENOTSUP; 3606219057Srrs } else { 3607219057Srrs error = (*stcb->asoc.cc_functions.sctp_cwnd_socket_option) (stcb, 1, 3608219057Srrs cc_opt); 3609219057Srrs } 3610219057Srrs SCTP_TCB_UNLOCK(stcb); 3611219057Srrs } 3612223132Stuexen break; 3613219057Srrs } 3614217760Stuexen case SCTP_PLUGGABLE_SS: 3615217760Stuexen { 3616217760Stuexen struct sctp_assoc_value *av; 3617217760Stuexen 3618217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3619223132Stuexen if ((av->assoc_value != SCTP_SS_DEFAULT) && 3620223132Stuexen (av->assoc_value != SCTP_SS_ROUND_ROBIN) && 3621223132Stuexen (av->assoc_value != SCTP_SS_ROUND_ROBIN_PACKET) && 3622223132Stuexen (av->assoc_value != SCTP_SS_PRIORITY) && 3623223132Stuexen (av->assoc_value != SCTP_SS_FAIR_BANDWITH) && 3624223132Stuexen (av->assoc_value != SCTP_SS_FIRST_COME)) { 3625223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3626223132Stuexen error = EINVAL; 3627223132Stuexen break; 3628223132Stuexen } 3629217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3630217760Stuexen if (stcb) { 3631223132Stuexen stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1); 3632223132Stuexen stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value]; 3633223132Stuexen stcb->asoc.stream_scheduling_module = av->assoc_value; 3634223132Stuexen stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1); 3635217760Stuexen SCTP_TCB_UNLOCK(stcb); 3636217760Stuexen } else { 3637224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3638224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3639224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3640223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3641217760Stuexen SCTP_INP_WLOCK(inp); 3642217760Stuexen inp->sctp_ep.sctp_default_ss_module = av->assoc_value; 3643217760Stuexen SCTP_INP_WUNLOCK(inp); 3644217760Stuexen } 3645223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3646223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3647223132Stuexen SCTP_INP_RLOCK(inp); 3648223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3649223132Stuexen SCTP_TCB_LOCK(stcb); 3650223132Stuexen stcb->asoc.ss_functions.sctp_ss_clear(stcb, &stcb->asoc, 1, 1); 3651223132Stuexen stcb->asoc.ss_functions = sctp_ss_functions[av->assoc_value]; 3652223132Stuexen stcb->asoc.stream_scheduling_module = av->assoc_value; 3653223132Stuexen stcb->asoc.ss_functions.sctp_ss_init(stcb, &stcb->asoc, 1); 3654223132Stuexen SCTP_TCB_UNLOCK(stcb); 3655223132Stuexen } 3656223132Stuexen SCTP_INP_RUNLOCK(inp); 3657223132Stuexen } 3658217760Stuexen } 3659223132Stuexen break; 3660217760Stuexen } 3661217760Stuexen case SCTP_SS_VALUE: 3662217760Stuexen { 3663217760Stuexen struct sctp_stream_value *av; 3664217760Stuexen 3665217760Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_stream_value, optsize); 3666217760Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3667217760Stuexen if (stcb) { 3668217760Stuexen if (stcb->asoc.ss_functions.sctp_ss_set_value(stcb, &stcb->asoc, &stcb->asoc.strmout[av->stream_id], 3669217760Stuexen av->stream_value) < 0) { 3670217760Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3671217760Stuexen error = EINVAL; 3672217760Stuexen } 3673217760Stuexen SCTP_TCB_UNLOCK(stcb); 3674217760Stuexen } else { 3675223132Stuexen if (av->assoc_id == SCTP_CURRENT_ASSOC) { 3676223132Stuexen SCTP_INP_RLOCK(inp); 3677223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3678223132Stuexen SCTP_TCB_LOCK(stcb); 3679223132Stuexen stcb->asoc.ss_functions.sctp_ss_set_value(stcb, 3680223132Stuexen &stcb->asoc, 3681223132Stuexen &stcb->asoc.strmout[av->stream_id], 3682223132Stuexen av->stream_value); 3683223132Stuexen SCTP_TCB_UNLOCK(stcb); 3684223132Stuexen } 3685223132Stuexen SCTP_INP_RUNLOCK(inp); 3686223132Stuexen 3687223132Stuexen } else { 3688223132Stuexen /* 3689223132Stuexen * Can't set stream value without 3690223132Stuexen * association 3691223132Stuexen */ 3692223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3693223132Stuexen error = EINVAL; 3694223132Stuexen } 3695217760Stuexen } 3696223132Stuexen break; 3697217760Stuexen } 3698163953Srrs case SCTP_CLR_STAT_LOG: 3699171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3700163953Srrs error = EOPNOTSUPP; 3701163953Srrs break; 3702163953Srrs case SCTP_CONTEXT: 3703163953Srrs { 3704163953Srrs struct sctp_assoc_value *av; 3705163953Srrs 3706166675Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 3707166675Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 3708166675Srrs 3709166675Srrs if (stcb) { 3710166675Srrs stcb->asoc.context = av->assoc_value; 3711166675Srrs SCTP_TCB_UNLOCK(stcb); 3712163953Srrs } else { 3713224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3714224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3715224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 3716223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3717223132Stuexen SCTP_INP_WLOCK(inp); 3718223132Stuexen inp->sctp_context = av->assoc_value; 3719223132Stuexen SCTP_INP_WUNLOCK(inp); 3720223132Stuexen } 3721223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 3722223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 3723223132Stuexen SCTP_INP_RLOCK(inp); 3724223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3725223132Stuexen SCTP_TCB_LOCK(stcb); 3726223132Stuexen stcb->asoc.context = av->assoc_value; 3727223132Stuexen SCTP_TCB_UNLOCK(stcb); 3728223132Stuexen } 3729223132Stuexen SCTP_INP_RUNLOCK(inp); 3730223132Stuexen } 3731163953Srrs } 3732223132Stuexen break; 3733163953Srrs } 3734167598Srrs case SCTP_VRF_ID: 3735167598Srrs { 3736170056Srrs uint32_t *default_vrfid; 3737167598Srrs 3738170056Srrs SCTP_CHECK_AND_CAST(default_vrfid, optval, uint32_t, optsize); 3739170056Srrs if (*default_vrfid > SCTP_MAX_VRF_ID) { 3740171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3741167598Srrs error = EINVAL; 3742167598Srrs break; 3743167598Srrs } 3744170056Srrs inp->def_vrf_id = *default_vrfid; 3745167598Srrs break; 3746167598Srrs } 3747167598Srrs case SCTP_DEL_VRF_ID: 3748167598Srrs { 3749171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3750167598Srrs error = EOPNOTSUPP; 3751167598Srrs break; 3752167598Srrs } 3753167598Srrs case SCTP_ADD_VRF_ID: 3754167598Srrs { 3755171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 3756167598Srrs error = EOPNOTSUPP; 3757167598Srrs break; 3758167598Srrs } 3759170056Srrs case SCTP_DELAYED_SACK: 3760163953Srrs { 3761170056Srrs struct sctp_sack_info *sack; 3762163953Srrs 3763170056Srrs SCTP_CHECK_AND_CAST(sack, optval, struct sctp_sack_info, optsize); 3764170056Srrs SCTP_FIND_STCB(inp, stcb, sack->sack_assoc_id); 3765171477Srrs if (sack->sack_delay) { 3766171477Srrs if (sack->sack_delay > SCTP_MAX_SACK_DELAY) 3767171477Srrs sack->sack_delay = SCTP_MAX_SACK_DELAY; 3768223132Stuexen if (MSEC_TO_TICKS(sack->sack_delay) < 1) { 3769223132Stuexen sack->sack_delay = TICKS_TO_MSEC(1); 3770223132Stuexen } 3771171477Srrs } 3772166675Srrs if (stcb) { 3773170056Srrs if (sack->sack_delay) { 3774170056Srrs stcb->asoc.delayed_ack = sack->sack_delay; 3775170056Srrs } 3776170056Srrs if (sack->sack_freq) { 3777170056Srrs stcb->asoc.sack_freq = sack->sack_freq; 3778170056Srrs } 3779166675Srrs SCTP_TCB_UNLOCK(stcb); 3780166675Srrs } else { 3781224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3782224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3783224918Stuexen (sack->sack_assoc_id == SCTP_FUTURE_ASSOC) || 3784223132Stuexen (sack->sack_assoc_id == SCTP_ALL_ASSOC)) { 3785223132Stuexen SCTP_INP_WLOCK(inp); 3786223132Stuexen if (sack->sack_delay) { 3787223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_RECV] = MSEC_TO_TICKS(sack->sack_delay); 3788170056Srrs } 3789223132Stuexen if (sack->sack_freq) { 3790223132Stuexen inp->sctp_ep.sctp_sack_freq = sack->sack_freq; 3791223132Stuexen } 3792223132Stuexen SCTP_INP_WUNLOCK(inp); 3793170056Srrs } 3794223132Stuexen if ((sack->sack_assoc_id == SCTP_CURRENT_ASSOC) || 3795223132Stuexen (sack->sack_assoc_id == SCTP_ALL_ASSOC)) { 3796223132Stuexen SCTP_INP_RLOCK(inp); 3797223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3798223132Stuexen SCTP_TCB_LOCK(stcb); 3799223132Stuexen if (sack->sack_delay) { 3800223132Stuexen stcb->asoc.delayed_ack = sack->sack_delay; 3801223132Stuexen } 3802223132Stuexen if (sack->sack_freq) { 3803223132Stuexen stcb->asoc.sack_freq = sack->sack_freq; 3804223132Stuexen } 3805223132Stuexen SCTP_TCB_UNLOCK(stcb); 3806223132Stuexen } 3807223132Stuexen SCTP_INP_RUNLOCK(inp); 3808170056Srrs } 3809163953Srrs } 3810166675Srrs break; 3811163953Srrs } 3812163953Srrs case SCTP_AUTH_CHUNK: 3813163953Srrs { 3814163953Srrs struct sctp_authchunk *sauth; 3815163953Srrs 3816166675Srrs SCTP_CHECK_AND_CAST(sauth, optval, struct sctp_authchunk, optsize); 3817166675Srrs 3818166675Srrs SCTP_INP_WLOCK(inp); 3819171943Srrs if (sctp_auth_add_chunk(sauth->sauth_chunk, inp->sctp_ep.local_auth_chunks)) { 3820171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3821163953Srrs error = EINVAL; 3822171943Srrs } 3823166675Srrs SCTP_INP_WUNLOCK(inp); 3824163953Srrs break; 3825163953Srrs } 3826163953Srrs case SCTP_AUTH_KEY: 3827163953Srrs { 3828163953Srrs struct sctp_authkey *sca; 3829163953Srrs struct sctp_keyhead *shared_keys; 3830163953Srrs sctp_sharedkey_t *shared_key; 3831163953Srrs sctp_key_t *key = NULL; 3832166675Srrs size_t size; 3833163953Srrs 3834166675Srrs SCTP_CHECK_AND_CAST(sca, optval, struct sctp_authkey, optsize); 3835223697Stuexen if (sca->sca_keylength == 0) { 3836223697Stuexen size = optsize - sizeof(struct sctp_authkey); 3837223697Stuexen } else { 3838223697Stuexen if (sca->sca_keylength + sizeof(struct sctp_authkey) <= optsize) { 3839223697Stuexen size = sca->sca_keylength; 3840223697Stuexen } else { 3841223697Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3842223697Stuexen error = EINVAL; 3843223697Stuexen break; 3844223697Stuexen } 3845223697Stuexen } 3846169420Srrs SCTP_FIND_STCB(inp, stcb, sca->sca_assoc_id); 3847166675Srrs 3848166675Srrs if (stcb) { 3849163953Srrs shared_keys = &stcb->asoc.shared_keys; 3850163953Srrs /* clear the cached keys for this key id */ 3851163953Srrs sctp_clear_cachedkeys(stcb, sca->sca_keynumber); 3852163953Srrs /* 3853163953Srrs * create the new shared key and 3854163953Srrs * insert/replace it 3855163953Srrs */ 3856163953Srrs if (size > 0) { 3857163953Srrs key = sctp_set_key(sca->sca_key, (uint32_t) size); 3858163953Srrs if (key == NULL) { 3859171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3860163953Srrs error = ENOMEM; 3861163953Srrs SCTP_TCB_UNLOCK(stcb); 3862163953Srrs break; 3863163953Srrs } 3864163953Srrs } 3865163953Srrs shared_key = sctp_alloc_sharedkey(); 3866163953Srrs if (shared_key == NULL) { 3867163953Srrs sctp_free_key(key); 3868171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3869163953Srrs error = ENOMEM; 3870163953Srrs SCTP_TCB_UNLOCK(stcb); 3871163953Srrs break; 3872163953Srrs } 3873163953Srrs shared_key->key = key; 3874163953Srrs shared_key->keyid = sca->sca_keynumber; 3875185694Srrs error = sctp_insert_sharedkey(shared_keys, shared_key); 3876163953Srrs SCTP_TCB_UNLOCK(stcb); 3877163953Srrs } else { 3878224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 3879224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 3880224918Stuexen (sca->sca_assoc_id == SCTP_FUTURE_ASSOC) || 3881223132Stuexen (sca->sca_assoc_id == SCTP_ALL_ASSOC)) { 3882223132Stuexen SCTP_INP_WLOCK(inp); 3883223132Stuexen shared_keys = &inp->sctp_ep.shared_keys; 3884223132Stuexen /* 3885223132Stuexen * clear the cached keys on all 3886223132Stuexen * assocs for this key id 3887223132Stuexen */ 3888223132Stuexen sctp_clear_cachedkeys_ep(inp, sca->sca_keynumber); 3889223132Stuexen /* 3890223132Stuexen * create the new shared key and 3891223132Stuexen * insert/replace it 3892223132Stuexen */ 3893223132Stuexen if (size > 0) { 3894223132Stuexen key = sctp_set_key(sca->sca_key, (uint32_t) size); 3895223132Stuexen if (key == NULL) { 3896223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3897223132Stuexen error = ENOMEM; 3898223132Stuexen SCTP_INP_WUNLOCK(inp); 3899223132Stuexen break; 3900223132Stuexen } 3901223132Stuexen } 3902223132Stuexen shared_key = sctp_alloc_sharedkey(); 3903223132Stuexen if (shared_key == NULL) { 3904223132Stuexen sctp_free_key(key); 3905171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3906163953Srrs error = ENOMEM; 3907163953Srrs SCTP_INP_WUNLOCK(inp); 3908163953Srrs break; 3909163953Srrs } 3910223132Stuexen shared_key->key = key; 3911223132Stuexen shared_key->keyid = sca->sca_keynumber; 3912223132Stuexen error = sctp_insert_sharedkey(shared_keys, shared_key); 3913163953Srrs SCTP_INP_WUNLOCK(inp); 3914163953Srrs } 3915223132Stuexen if ((sca->sca_assoc_id == SCTP_CURRENT_ASSOC) || 3916223132Stuexen (sca->sca_assoc_id == SCTP_ALL_ASSOC)) { 3917223132Stuexen SCTP_INP_RLOCK(inp); 3918223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 3919223132Stuexen SCTP_TCB_LOCK(stcb); 3920223132Stuexen shared_keys = &stcb->asoc.shared_keys; 3921223132Stuexen /* 3922223132Stuexen * clear the cached keys for 3923223132Stuexen * this key id 3924223132Stuexen */ 3925223132Stuexen sctp_clear_cachedkeys(stcb, sca->sca_keynumber); 3926223132Stuexen /* 3927223132Stuexen * create the new shared key 3928223132Stuexen * and insert/replace it 3929223132Stuexen */ 3930223132Stuexen if (size > 0) { 3931223132Stuexen key = sctp_set_key(sca->sca_key, (uint32_t) size); 3932223132Stuexen if (key == NULL) { 3933223132Stuexen SCTP_TCB_UNLOCK(stcb); 3934223132Stuexen continue; 3935223132Stuexen } 3936223132Stuexen } 3937223132Stuexen shared_key = sctp_alloc_sharedkey(); 3938223132Stuexen if (shared_key == NULL) { 3939223132Stuexen sctp_free_key(key); 3940223132Stuexen SCTP_TCB_UNLOCK(stcb); 3941223132Stuexen continue; 3942223132Stuexen } 3943223132Stuexen shared_key->key = key; 3944223132Stuexen shared_key->keyid = sca->sca_keynumber; 3945223132Stuexen error = sctp_insert_sharedkey(shared_keys, shared_key); 3946223132Stuexen SCTP_TCB_UNLOCK(stcb); 3947223132Stuexen } 3948223132Stuexen SCTP_INP_RUNLOCK(inp); 3949223132Stuexen } 3950163953Srrs } 3951163953Srrs break; 3952163953Srrs } 3953163953Srrs case SCTP_HMAC_IDENT: 3954163953Srrs { 3955163953Srrs struct sctp_hmacalgo *shmac; 3956163953Srrs sctp_hmaclist_t *hmaclist; 3957181054Srrs uint16_t hmacid; 3958181054Srrs uint32_t i; 3959181054Srrs size_t found; 3960181054Srrs 3961166675Srrs SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize); 3962181054Srrs if (optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) { 3963181054Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3964181054Srrs error = EINVAL; 3965181054Srrs break; 3966181054Srrs } 3967181054Srrs hmaclist = sctp_alloc_hmaclist(shmac->shmac_number_of_idents); 3968163953Srrs if (hmaclist == NULL) { 3969171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); 3970163953Srrs error = ENOMEM; 3971163953Srrs break; 3972163953Srrs } 3973181054Srrs for (i = 0; i < shmac->shmac_number_of_idents; i++) { 3974163953Srrs hmacid = shmac->shmac_idents[i]; 3975181054Srrs if (sctp_auth_add_hmacid(hmaclist, hmacid)) { 3976163953Srrs /* invalid HMACs were found */ ; 3977171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3978163953Srrs error = EINVAL; 3979164085Srrs sctp_free_hmaclist(hmaclist); 3980163953Srrs goto sctp_set_hmac_done; 3981163953Srrs } 3982163953Srrs } 3983170056Srrs found = 0; 3984170056Srrs for (i = 0; i < hmaclist->num_algo; i++) { 3985170056Srrs if (hmaclist->hmac[i] == SCTP_AUTH_HMAC_ID_SHA1) { 3986170056Srrs /* already in list */ 3987170056Srrs found = 1; 3988170056Srrs } 3989170056Srrs } 3990170056Srrs if (!found) { 3991170056Srrs sctp_free_hmaclist(hmaclist); 3992171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 3993170056Srrs error = EINVAL; 3994170056Srrs break; 3995170056Srrs } 3996163953Srrs /* set it on the endpoint */ 3997163953Srrs SCTP_INP_WLOCK(inp); 3998163953Srrs if (inp->sctp_ep.local_hmacs) 3999163953Srrs sctp_free_hmaclist(inp->sctp_ep.local_hmacs); 4000163953Srrs inp->sctp_ep.local_hmacs = hmaclist; 4001163953Srrs SCTP_INP_WUNLOCK(inp); 4002163953Srrs sctp_set_hmac_done: 4003163953Srrs break; 4004163953Srrs } 4005163953Srrs case SCTP_AUTH_ACTIVE_KEY: 4006163953Srrs { 4007163953Srrs struct sctp_authkeyid *scact; 4008163953Srrs 4009223132Stuexen SCTP_CHECK_AND_CAST(scact, optval, struct sctp_authkeyid, optsize); 4010166675Srrs SCTP_FIND_STCB(inp, stcb, scact->scact_assoc_id); 4011166675Srrs 4012163953Srrs /* set the active key on the right place */ 4013166675Srrs if (stcb) { 4014163953Srrs /* set the active key on the assoc */ 4015185694Srrs if (sctp_auth_setactivekey(stcb, 4016185694Srrs scact->scact_keynumber)) { 4017185694Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, 4018185694Srrs SCTP_FROM_SCTP_USRREQ, 4019185694Srrs EINVAL); 4020163953Srrs error = EINVAL; 4021171943Srrs } 4022163953Srrs SCTP_TCB_UNLOCK(stcb); 4023163953Srrs } else { 4024224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4025224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4026224918Stuexen (scact->scact_assoc_id == SCTP_FUTURE_ASSOC) || 4027223132Stuexen (scact->scact_assoc_id == SCTP_ALL_ASSOC)) { 4028223132Stuexen SCTP_INP_WLOCK(inp); 4029223132Stuexen if (sctp_auth_setactivekey_ep(inp, scact->scact_keynumber)) { 4030223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4031223132Stuexen error = EINVAL; 4032223132Stuexen } 4033223132Stuexen SCTP_INP_WUNLOCK(inp); 4034171943Srrs } 4035223132Stuexen if ((scact->scact_assoc_id == SCTP_CURRENT_ASSOC) || 4036223132Stuexen (scact->scact_assoc_id == SCTP_ALL_ASSOC)) { 4037223132Stuexen SCTP_INP_RLOCK(inp); 4038223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4039223132Stuexen SCTP_TCB_LOCK(stcb); 4040223132Stuexen sctp_auth_setactivekey(stcb, scact->scact_keynumber); 4041223132Stuexen SCTP_TCB_UNLOCK(stcb); 4042223132Stuexen } 4043223132Stuexen SCTP_INP_RUNLOCK(inp); 4044223132Stuexen } 4045163953Srrs } 4046163953Srrs break; 4047163953Srrs } 4048163953Srrs case SCTP_AUTH_DELETE_KEY: 4049163953Srrs { 4050163953Srrs struct sctp_authkeyid *scdel; 4051163953Srrs 4052223132Stuexen SCTP_CHECK_AND_CAST(scdel, optval, struct sctp_authkeyid, optsize); 4053166675Srrs SCTP_FIND_STCB(inp, stcb, scdel->scact_assoc_id); 4054166675Srrs 4055163953Srrs /* delete the key from the right place */ 4056166675Srrs if (stcb) { 4057223132Stuexen if (sctp_delete_sharedkey(stcb, scdel->scact_keynumber)) { 4058223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4059163953Srrs error = EINVAL; 4060171943Srrs } 4061163953Srrs SCTP_TCB_UNLOCK(stcb); 4062163953Srrs } else { 4063224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4064224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4065224918Stuexen (scdel->scact_assoc_id == SCTP_FUTURE_ASSOC) || 4066223132Stuexen (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) { 4067223132Stuexen SCTP_INP_WLOCK(inp); 4068223132Stuexen if (sctp_delete_sharedkey_ep(inp, scdel->scact_keynumber)) { 4069223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4070223132Stuexen error = EINVAL; 4071223132Stuexen } 4072223132Stuexen SCTP_INP_WUNLOCK(inp); 4073171943Srrs } 4074223132Stuexen if ((scdel->scact_assoc_id == SCTP_CURRENT_ASSOC) || 4075223132Stuexen (scdel->scact_assoc_id == SCTP_ALL_ASSOC)) { 4076223132Stuexen SCTP_INP_RLOCK(inp); 4077223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4078223132Stuexen SCTP_TCB_LOCK(stcb); 4079223132Stuexen sctp_delete_sharedkey(stcb, scdel->scact_keynumber); 4080223132Stuexen SCTP_TCB_UNLOCK(stcb); 4081223132Stuexen } 4082223132Stuexen SCTP_INP_RUNLOCK(inp); 4083223132Stuexen } 4084163953Srrs } 4085163953Srrs break; 4086163953Srrs } 4087185694Srrs case SCTP_AUTH_DEACTIVATE_KEY: 4088185694Srrs { 4089185694Srrs struct sctp_authkeyid *keyid; 4090163953Srrs 4091223132Stuexen SCTP_CHECK_AND_CAST(keyid, optval, struct sctp_authkeyid, optsize); 4092185694Srrs SCTP_FIND_STCB(inp, stcb, keyid->scact_assoc_id); 4093185694Srrs 4094185694Srrs /* deactivate the key from the right place */ 4095185694Srrs if (stcb) { 4096223132Stuexen if (sctp_deact_sharedkey(stcb, keyid->scact_keynumber)) { 4097223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4098185694Srrs error = EINVAL; 4099185694Srrs } 4100185694Srrs SCTP_TCB_UNLOCK(stcb); 4101185694Srrs } else { 4102224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4103224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4104224918Stuexen (keyid->scact_assoc_id == SCTP_FUTURE_ASSOC) || 4105223132Stuexen (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) { 4106223132Stuexen SCTP_INP_WLOCK(inp); 4107223132Stuexen if (sctp_deact_sharedkey_ep(inp, keyid->scact_keynumber)) { 4108223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4109223132Stuexen error = EINVAL; 4110223132Stuexen } 4111223132Stuexen SCTP_INP_WUNLOCK(inp); 4112185694Srrs } 4113223132Stuexen if ((keyid->scact_assoc_id == SCTP_CURRENT_ASSOC) || 4114223132Stuexen (keyid->scact_assoc_id == SCTP_ALL_ASSOC)) { 4115223132Stuexen SCTP_INP_RLOCK(inp); 4116223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4117223132Stuexen SCTP_TCB_LOCK(stcb); 4118223132Stuexen sctp_deact_sharedkey(stcb, keyid->scact_keynumber); 4119223132Stuexen SCTP_TCB_UNLOCK(stcb); 4120223132Stuexen } 4121223132Stuexen SCTP_INP_RUNLOCK(inp); 4122223132Stuexen } 4123185694Srrs } 4124185694Srrs break; 4125185694Srrs } 4126233660Srrs case SCTP_ENABLE_STREAM_RESET: 4127233660Srrs { 4128233660Srrs struct sctp_assoc_value *av; 4129185694Srrs 4130233660Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 4131233660Srrs if (av->assoc_value & (~SCTP_ENABLE_VALUE_MASK)) { 4132233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4133233660Srrs error = EINVAL; 4134233660Srrs break; 4135233660Srrs } 4136233660Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 4137233660Srrs if (stcb) { 4138235021Stuexen stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value; 4139233660Srrs SCTP_TCB_UNLOCK(stcb); 4140233660Srrs } else { 4141233660Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4142233660Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4143233660Srrs (av->assoc_id == SCTP_FUTURE_ASSOC) || 4144233660Srrs (av->assoc_id == SCTP_ALL_ASSOC)) { 4145233660Srrs SCTP_INP_WLOCK(inp); 4146235021Stuexen inp->local_strreset_support = (uint8_t) av->assoc_value; 4147233660Srrs SCTP_INP_WUNLOCK(inp); 4148233660Srrs } 4149233660Srrs if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 4150233660Srrs (av->assoc_id == SCTP_ALL_ASSOC)) { 4151233660Srrs SCTP_INP_RLOCK(inp); 4152233660Srrs LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4153233660Srrs SCTP_TCB_LOCK(stcb); 4154235021Stuexen stcb->asoc.local_strreset_support = (uint8_t) av->assoc_value; 4155233660Srrs SCTP_TCB_UNLOCK(stcb); 4156233660Srrs } 4157233660Srrs SCTP_INP_RUNLOCK(inp); 4158233660Srrs } 4159233660Srrs } 4160233660Srrs break; 4161233660Srrs } 4162163953Srrs case SCTP_RESET_STREAMS: 4163163953Srrs { 4164233660Srrs struct sctp_reset_streams *strrst; 4165233660Srrs int i, send_out = 0; 4166233660Srrs int send_in = 0; 4167163953Srrs 4168233660Srrs SCTP_CHECK_AND_CAST(strrst, optval, struct sctp_reset_streams, optsize); 4169233660Srrs SCTP_FIND_STCB(inp, stcb, strrst->srs_assoc_id); 4170163953Srrs if (stcb == NULL) { 4171171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4172163953Srrs error = ENOENT; 4173163953Srrs break; 4174163953Srrs } 4175163953Srrs if (stcb->asoc.peer_supports_strreset == 0) { 4176163953Srrs /* 4177233660Srrs * Peer does not support the chunk type. 4178163953Srrs */ 4179233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4180233660Srrs error = EOPNOTSUPP; 4181163953Srrs SCTP_TCB_UNLOCK(stcb); 4182163953Srrs break; 4183163953Srrs } 4184163953Srrs if (stcb->asoc.stream_reset_outstanding) { 4185171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4186163953Srrs error = EALREADY; 4187163953Srrs SCTP_TCB_UNLOCK(stcb); 4188163953Srrs break; 4189163953Srrs } 4190233660Srrs if (strrst->srs_flags & SCTP_STREAM_RESET_INCOMING) { 4191163953Srrs send_in = 1; 4192233660Srrs } 4193233660Srrs if (strrst->srs_flags & SCTP_STREAM_RESET_OUTGOING) { 4194163953Srrs send_out = 1; 4195233660Srrs } 4196233660Srrs if ((send_in == 0) && (send_out == 0)) { 4197233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4198233660Srrs error = EINVAL; 4199233660Srrs SCTP_TCB_UNLOCK(stcb); 4200233660Srrs break; 4201233660Srrs } 4202233660Srrs for (i = 0; i < strrst->srs_number_streams; i++) { 4203233660Srrs if ((send_in) && 4204233660Srrs (strrst->srs_stream_list[i] > stcb->asoc.streamincnt)) { 4205233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4206188854Srrs error = EINVAL; 4207233660Srrs break; 4208188854Srrs } 4209233660Srrs if ((send_out) && 4210233660Srrs (strrst->srs_stream_list[i] > stcb->asoc.streamoutcnt)) { 4211233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4212233660Srrs error = EINVAL; 4213233660Srrs break; 4214188854Srrs } 4215233660Srrs } 4216233660Srrs if (error) { 4217233660Srrs SCTP_TCB_UNLOCK(stcb); 4218233660Srrs break; 4219233660Srrs } 4220233660Srrs error = sctp_send_str_reset_req(stcb, strrst->srs_number_streams, 4221233660Srrs strrst->srs_stream_list, 4222233660Srrs send_out, send_in, 0, 0, 0, 0, 0); 4223233660Srrs 4224233660Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4225233660Srrs SCTP_TCB_UNLOCK(stcb); 4226233660Srrs break; 4227233660Srrs } 4228233660Srrs case SCTP_ADD_STREAMS: 4229233660Srrs { 4230233660Srrs struct sctp_add_streams *stradd; 4231233660Srrs uint8_t addstream = 0; 4232233660Srrs uint16_t add_o_strmcnt = 0; 4233233660Srrs uint16_t add_i_strmcnt = 0; 4234233660Srrs 4235233660Srrs SCTP_CHECK_AND_CAST(stradd, optval, struct sctp_add_streams, optsize); 4236233660Srrs SCTP_FIND_STCB(inp, stcb, stradd->sas_assoc_id); 4237233660Srrs if (stcb == NULL) { 4238233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4239233660Srrs error = ENOENT; 4240233660Srrs break; 4241233660Srrs } 4242235057Stuexen if (stcb->asoc.peer_supports_strreset == 0) { 4243235057Stuexen /* 4244235057Stuexen * Peer does not support the chunk type. 4245235057Stuexen */ 4246235057Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4247235057Stuexen error = EOPNOTSUPP; 4248235057Stuexen SCTP_TCB_UNLOCK(stcb); 4249235057Stuexen break; 4250235057Stuexen } 4251235057Stuexen if (stcb->asoc.stream_reset_outstanding) { 4252235057Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4253235057Stuexen error = EALREADY; 4254235057Stuexen SCTP_TCB_UNLOCK(stcb); 4255235057Stuexen break; 4256235057Stuexen } 4257233660Srrs if ((stradd->sas_outstrms == 0) && 4258233660Srrs (stradd->sas_instrms == 0)) { 4259233660Srrs error = EINVAL; 4260233660Srrs goto skip_stuff; 4261233660Srrs } 4262233660Srrs if (stradd->sas_outstrms) { 4263188854Srrs addstream = 1; 4264188854Srrs /* We allocate here */ 4265233660Srrs add_o_strmcnt = stradd->sas_outstrms; 4266233660Srrs if ((((int)add_o_strmcnt) + ((int)stcb->asoc.streamoutcnt)) > 0x0000ffff) { 4267188854Srrs /* You can't have more than 64k */ 4268188854Srrs error = EINVAL; 4269188854Srrs goto skip_stuff; 4270188854Srrs } 4271163953Srrs } 4272233660Srrs if (stradd->sas_instrms) { 4273233660Srrs int cnt; 4274163953Srrs 4275233660Srrs addstream |= 2; 4276233660Srrs /* 4277233660Srrs * We allocate inside 4278233660Srrs * sctp_send_str_reset_req() 4279233660Srrs */ 4280233660Srrs add_i_strmcnt = stradd->sas_instrms; 4281233660Srrs cnt = add_i_strmcnt; 4282233660Srrs cnt += stcb->asoc.streamincnt; 4283233660Srrs if (cnt > 0x0000ffff) { 4284233660Srrs /* You can't have more than 64k */ 4285163953Srrs error = EINVAL; 4286233660Srrs goto skip_stuff; 4287163953Srrs } 4288233660Srrs if (cnt > (int)stcb->asoc.max_inbound_streams) { 4289233660Srrs /* More than you are allowed */ 4290163953Srrs error = EINVAL; 4291233660Srrs goto skip_stuff; 4292163953Srrs } 4293163953Srrs } 4294233660Srrs error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 0, addstream, add_o_strmcnt, add_i_strmcnt, 0); 4295233660Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4296188854Srrs skip_stuff: 4297233660Srrs SCTP_TCB_UNLOCK(stcb); 4298233660Srrs break; 4299233660Srrs } 4300233660Srrs case SCTP_RESET_ASSOC: 4301233660Srrs { 4302233660Srrs uint32_t *value; 4303233660Srrs 4304233660Srrs SCTP_CHECK_AND_CAST(value, optval, uint32_t, optsize); 4305233660Srrs SCTP_FIND_STCB(inp, stcb, (sctp_assoc_t) * value); 4306233660Srrs if (stcb == NULL) { 4307233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4308233660Srrs error = ENOENT; 4309233660Srrs break; 4310233660Srrs } 4311233660Srrs if (stcb->asoc.peer_supports_strreset == 0) { 4312233660Srrs /* 4313233660Srrs * Peer does not support the chunk type. 4314233660Srrs */ 4315233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 4316233660Srrs error = EOPNOTSUPP; 4317163953Srrs SCTP_TCB_UNLOCK(stcb); 4318163953Srrs break; 4319163953Srrs } 4320233660Srrs if (stcb->asoc.stream_reset_outstanding) { 4321233660Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4322233660Srrs error = EALREADY; 4323233660Srrs SCTP_TCB_UNLOCK(stcb); 4324233660Srrs break; 4325233660Srrs } 4326233660Srrs error = sctp_send_str_reset_req(stcb, 0, NULL, 0, 0, 1, 0, 0, 0, 0); 4327172090Srrs sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_STRRST_REQ, SCTP_SO_LOCKED); 4328163953Srrs SCTP_TCB_UNLOCK(stcb); 4329223132Stuexen break; 4330163953Srrs } 4331163953Srrs case SCTP_CONNECT_X: 4332166675Srrs if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) { 4333171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4334163953Srrs error = EINVAL; 4335163953Srrs break; 4336163953Srrs } 4337166675Srrs error = sctp_do_connect_x(so, inp, optval, optsize, p, 0); 4338163953Srrs break; 4339163953Srrs case SCTP_CONNECT_X_DELAYED: 4340166675Srrs if (optsize < (sizeof(int) + sizeof(struct sockaddr_in))) { 4341171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4342163953Srrs error = EINVAL; 4343163953Srrs break; 4344163953Srrs } 4345166675Srrs error = sctp_do_connect_x(so, inp, optval, optsize, p, 1); 4346163953Srrs break; 4347163953Srrs case SCTP_CONNECT_X_COMPLETE: 4348163953Srrs { 4349163953Srrs struct sockaddr *sa; 4350163953Srrs struct sctp_nets *net; 4351163953Srrs 4352166675Srrs /* FIXME MT: check correct? */ 4353166675Srrs SCTP_CHECK_AND_CAST(sa, optval, struct sockaddr, optsize); 4354166675Srrs 4355163953Srrs /* find tcb */ 4356163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 4357163953Srrs SCTP_INP_RLOCK(inp); 4358163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 4359163953Srrs if (stcb) { 4360163953Srrs SCTP_TCB_LOCK(stcb); 4361163953Srrs net = sctp_findnet(stcb, sa); 4362163953Srrs } 4363163953Srrs SCTP_INP_RUNLOCK(inp); 4364163953Srrs } else { 4365166675Srrs /* 4366166675Srrs * We increment here since 4367166675Srrs * sctp_findassociation_ep_addr() wil do a 4368166675Srrs * decrement if it finds the stcb as long as 4369166675Srrs * the locked tcb (last argument) is NOT a 4370166675Srrs * TCB.. aka NULL. 4371166675Srrs */ 4372163953Srrs SCTP_INP_INCR_REF(inp); 4373163953Srrs stcb = sctp_findassociation_ep_addr(&inp, sa, &net, NULL, NULL); 4374163953Srrs if (stcb == NULL) { 4375163953Srrs SCTP_INP_DECR_REF(inp); 4376163953Srrs } 4377163953Srrs } 4378163953Srrs 4379163953Srrs if (stcb == NULL) { 4380171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 4381163953Srrs error = ENOENT; 4382163953Srrs break; 4383163953Srrs } 4384163953Srrs if (stcb->asoc.delayed_connection == 1) { 4385163953Srrs stcb->asoc.delayed_connection = 0; 4386169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 4387165220Srrs sctp_timer_stop(SCTP_TIMER_TYPE_INIT, inp, stcb, 4388165220Srrs stcb->asoc.primary_destination, 4389165220Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_9); 4390172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 4391163953Srrs } else { 4392163953Srrs /* 4393163953Srrs * already expired or did not use delayed 4394163953Srrs * connectx 4395163953Srrs */ 4396171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 4397163953Srrs error = EALREADY; 4398163953Srrs } 4399163953Srrs SCTP_TCB_UNLOCK(stcb); 4400223132Stuexen break; 4401163953Srrs } 4402170056Srrs case SCTP_MAX_BURST: 4403163953Srrs { 4404217895Stuexen struct sctp_assoc_value *av; 4405163953Srrs 4406217895Stuexen SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 4407217895Stuexen SCTP_FIND_STCB(inp, stcb, av->assoc_id); 4408166675Srrs 4409217895Stuexen if (stcb) { 4410217895Stuexen stcb->asoc.max_burst = av->assoc_value; 4411217895Stuexen SCTP_TCB_UNLOCK(stcb); 4412217895Stuexen } else { 4413224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4414224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4415224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC) || 4416223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 4417223132Stuexen SCTP_INP_WLOCK(inp); 4418223132Stuexen inp->sctp_ep.max_burst = av->assoc_value; 4419223132Stuexen SCTP_INP_WUNLOCK(inp); 4420223132Stuexen } 4421223132Stuexen if ((av->assoc_id == SCTP_CURRENT_ASSOC) || 4422223132Stuexen (av->assoc_id == SCTP_ALL_ASSOC)) { 4423223132Stuexen SCTP_INP_RLOCK(inp); 4424223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4425223132Stuexen SCTP_TCB_LOCK(stcb); 4426223132Stuexen stcb->asoc.max_burst = av->assoc_value; 4427223132Stuexen SCTP_TCB_UNLOCK(stcb); 4428223132Stuexen } 4429223132Stuexen SCTP_INP_RUNLOCK(inp); 4430223132Stuexen } 4431217895Stuexen } 4432223132Stuexen break; 4433163953Srrs } 4434163953Srrs case SCTP_MAXSEG: 4435163953Srrs { 4436167598Srrs struct sctp_assoc_value *av; 4437163953Srrs int ovh; 4438163953Srrs 4439167598Srrs SCTP_CHECK_AND_CAST(av, optval, struct sctp_assoc_value, optsize); 4440167598Srrs SCTP_FIND_STCB(inp, stcb, av->assoc_id); 4441166675Srrs 4442170056Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 4443170056Srrs ovh = SCTP_MED_OVERHEAD; 4444170056Srrs } else { 4445170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 4446170056Srrs } 4447167598Srrs if (stcb) { 4448170056Srrs if (av->assoc_value) { 4449170056Srrs stcb->asoc.sctp_frag_point = (av->assoc_value + ovh); 4450170056Srrs } else { 4451170056Srrs stcb->asoc.sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT; 4452170056Srrs } 4453167598Srrs SCTP_TCB_UNLOCK(stcb); 4454163953Srrs } else { 4455224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4456224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4457224918Stuexen (av->assoc_id == SCTP_FUTURE_ASSOC)) { 4458223132Stuexen SCTP_INP_WLOCK(inp); 4459223132Stuexen /* 4460223132Stuexen * FIXME MT: I think this is not in 4461223132Stuexen * tune with the API ID 4462223132Stuexen */ 4463223132Stuexen if (av->assoc_value) { 4464223132Stuexen inp->sctp_frag_point = (av->assoc_value + ovh); 4465223132Stuexen } else { 4466223132Stuexen inp->sctp_frag_point = SCTP_DEFAULT_MAXSEGMENT; 4467223132Stuexen } 4468223132Stuexen SCTP_INP_WUNLOCK(inp); 4469167598Srrs } else { 4470223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4471223132Stuexen error = EINVAL; 4472167598Srrs } 4473163953Srrs } 4474223132Stuexen break; 4475163953Srrs } 4476163953Srrs case SCTP_EVENTS: 4477163953Srrs { 4478163953Srrs struct sctp_event_subscribe *events; 4479163953Srrs 4480166675Srrs SCTP_CHECK_AND_CAST(events, optval, struct sctp_event_subscribe, optsize); 4481166675Srrs 4482163953Srrs SCTP_INP_WLOCK(inp); 4483163953Srrs if (events->sctp_data_io_event) { 4484163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT); 4485163953Srrs } else { 4486163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVDATAIOEVNT); 4487163953Srrs } 4488163953Srrs 4489163953Srrs if (events->sctp_association_event) { 4490163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4491163953Srrs } else { 4492163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4493163953Srrs } 4494163953Srrs 4495163953Srrs if (events->sctp_address_event) { 4496163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPADDREVNT); 4497163953Srrs } else { 4498163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPADDREVNT); 4499163953Srrs } 4500163953Srrs 4501163953Srrs if (events->sctp_send_failure_event) { 4502163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4503163953Srrs } else { 4504163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4505163953Srrs } 4506163953Srrs 4507163953Srrs if (events->sctp_peer_error_event) { 4508163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVPEERERR); 4509163953Srrs } else { 4510163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVPEERERR); 4511163953Srrs } 4512163953Srrs 4513163953Srrs if (events->sctp_shutdown_event) { 4514163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4515163953Srrs } else { 4516163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4517163953Srrs } 4518163953Srrs 4519163953Srrs if (events->sctp_partial_delivery_event) { 4520163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_PDAPIEVNT); 4521163953Srrs } else { 4522163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_PDAPIEVNT); 4523163953Srrs } 4524163953Srrs 4525163953Srrs if (events->sctp_adaptation_layer_event) { 4526163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4527163953Srrs } else { 4528163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4529163953Srrs } 4530163953Srrs 4531163953Srrs if (events->sctp_authentication_event) { 4532163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_AUTHEVNT); 4533163953Srrs } else { 4534163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_AUTHEVNT); 4535163953Srrs } 4536163953Srrs 4537185694Srrs if (events->sctp_sender_dry_event) { 4538185694Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_DRYEVNT); 4539185694Srrs } else { 4540185694Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_DRYEVNT); 4541185694Srrs } 4542185694Srrs 4543202520Srrs if (events->sctp_stream_reset_event) { 4544163953Srrs sctp_feature_on(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4545163953Srrs } else { 4546163953Srrs sctp_feature_off(inp, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4547163953Srrs } 4548163953Srrs SCTP_INP_WUNLOCK(inp); 4549223132Stuexen 4550223132Stuexen SCTP_INP_RLOCK(inp); 4551223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4552223132Stuexen SCTP_TCB_LOCK(stcb); 4553223132Stuexen if (events->sctp_association_event) { 4554223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4555223132Stuexen } else { 4556223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVASSOCEVNT); 4557223132Stuexen } 4558223132Stuexen if (events->sctp_address_event) { 4559223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT); 4560223132Stuexen } else { 4561223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPADDREVNT); 4562223132Stuexen } 4563223132Stuexen if (events->sctp_send_failure_event) { 4564223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4565223132Stuexen } else { 4566223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSENDFAILEVNT); 4567223132Stuexen } 4568223132Stuexen if (events->sctp_peer_error_event) { 4569223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR); 4570223132Stuexen } else { 4571223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVPEERERR); 4572223132Stuexen } 4573223132Stuexen if (events->sctp_shutdown_event) { 4574223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4575223132Stuexen } else { 4576223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT); 4577223132Stuexen } 4578223132Stuexen if (events->sctp_partial_delivery_event) { 4579223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT); 4580223132Stuexen } else { 4581223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_PDAPIEVNT); 4582223132Stuexen } 4583223132Stuexen if (events->sctp_adaptation_layer_event) { 4584223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4585223132Stuexen } else { 4586223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_ADAPTATIONEVNT); 4587223132Stuexen } 4588223132Stuexen if (events->sctp_authentication_event) { 4589223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT); 4590223132Stuexen } else { 4591223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_AUTHEVNT); 4592223132Stuexen } 4593223132Stuexen if (events->sctp_sender_dry_event) { 4594223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT); 4595223132Stuexen } else { 4596223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DRYEVNT); 4597223132Stuexen } 4598223132Stuexen if (events->sctp_stream_reset_event) { 4599223132Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4600223132Stuexen } else { 4601223132Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_STREAM_RESETEVNT); 4602223132Stuexen } 4603223132Stuexen SCTP_TCB_UNLOCK(stcb); 4604223132Stuexen } 4605223132Stuexen /* 4606223132Stuexen * Send up the sender dry event only for 1-to-1 4607223132Stuexen * style sockets. 4608223132Stuexen */ 4609223132Stuexen if (events->sctp_sender_dry_event) { 4610223132Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4611223132Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 4612223132Stuexen stcb = LIST_FIRST(&inp->sctp_asoc_list); 4613223132Stuexen if (stcb) { 4614223132Stuexen SCTP_TCB_LOCK(stcb); 4615223132Stuexen if (TAILQ_EMPTY(&stcb->asoc.send_queue) && 4616223132Stuexen TAILQ_EMPTY(&stcb->asoc.sent_queue) && 4617223132Stuexen (stcb->asoc.stream_queue_cnt == 0)) { 4618223132Stuexen sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED); 4619223132Stuexen } 4620223132Stuexen SCTP_TCB_UNLOCK(stcb); 4621223132Stuexen } 4622223132Stuexen } 4623223132Stuexen } 4624223132Stuexen SCTP_INP_RUNLOCK(inp); 4625223132Stuexen break; 4626163953Srrs } 4627163953Srrs case SCTP_ADAPTATION_LAYER: 4628163953Srrs { 4629163953Srrs struct sctp_setadaptation *adap_bits; 4630163953Srrs 4631166675Srrs SCTP_CHECK_AND_CAST(adap_bits, optval, struct sctp_setadaptation, optsize); 4632163953Srrs SCTP_INP_WLOCK(inp); 4633163953Srrs inp->sctp_ep.adaptation_layer_indicator = adap_bits->ssb_adaptation_ind; 4634163953Srrs SCTP_INP_WUNLOCK(inp); 4635223132Stuexen break; 4636163953Srrs } 4637166675Srrs#ifdef SCTP_DEBUG 4638163953Srrs case SCTP_SET_INITIAL_DBG_SEQ: 4639163953Srrs { 4640163953Srrs uint32_t *vvv; 4641163953Srrs 4642166675Srrs SCTP_CHECK_AND_CAST(vvv, optval, uint32_t, optsize); 4643163953Srrs SCTP_INP_WLOCK(inp); 4644163953Srrs inp->sctp_ep.initial_sequence_debug = *vvv; 4645163953Srrs SCTP_INP_WUNLOCK(inp); 4646223132Stuexen break; 4647163953Srrs } 4648166675Srrs#endif 4649163953Srrs case SCTP_DEFAULT_SEND_PARAM: 4650163953Srrs { 4651163953Srrs struct sctp_sndrcvinfo *s_info; 4652163953Srrs 4653166675Srrs SCTP_CHECK_AND_CAST(s_info, optval, struct sctp_sndrcvinfo, optsize); 4654166675Srrs SCTP_FIND_STCB(inp, stcb, s_info->sinfo_assoc_id); 4655163953Srrs 4656166675Srrs if (stcb) { 4657223132Stuexen if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) { 4658170056Srrs memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send))); 4659163953Srrs } else { 4660171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4661166675Srrs error = EINVAL; 4662163953Srrs } 4663166675Srrs SCTP_TCB_UNLOCK(stcb); 4664166675Srrs } else { 4665224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4666224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4667224918Stuexen (s_info->sinfo_assoc_id == SCTP_FUTURE_ASSOC) || 4668223132Stuexen (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) { 4669223132Stuexen SCTP_INP_WLOCK(inp); 4670223132Stuexen memcpy(&inp->def_send, s_info, min(optsize, sizeof(inp->def_send))); 4671223132Stuexen SCTP_INP_WUNLOCK(inp); 4672223132Stuexen } 4673223132Stuexen if ((s_info->sinfo_assoc_id == SCTP_CURRENT_ASSOC) || 4674223132Stuexen (s_info->sinfo_assoc_id == SCTP_ALL_ASSOC)) { 4675223132Stuexen SCTP_INP_RLOCK(inp); 4676223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 4677223132Stuexen SCTP_TCB_LOCK(stcb); 4678223132Stuexen if (s_info->sinfo_stream < stcb->asoc.streamoutcnt) { 4679223132Stuexen memcpy(&stcb->asoc.def_send, s_info, min(optsize, sizeof(stcb->asoc.def_send))); 4680223132Stuexen } 4681223132Stuexen SCTP_TCB_UNLOCK(stcb); 4682223132Stuexen } 4683223132Stuexen SCTP_INP_RUNLOCK(inp); 4684223132Stuexen } 4685163953Srrs } 4686223132Stuexen break; 4687163953Srrs } 4688163953Srrs case SCTP_PEER_ADDR_PARAMS: 4689163953Srrs { 4690163953Srrs struct sctp_paddrparams *paddrp; 4691163953Srrs struct sctp_nets *net; 4692163953Srrs 4693166675Srrs SCTP_CHECK_AND_CAST(paddrp, optval, struct sctp_paddrparams, optsize); 4694166675Srrs SCTP_FIND_STCB(inp, stcb, paddrp->spp_assoc_id); 4695163953Srrs net = NULL; 4696166675Srrs if (stcb) { 4697166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&paddrp->spp_address); 4698166675Srrs } else { 4699166675Srrs /* 4700166675Srrs * We increment here since 4701166675Srrs * sctp_findassociation_ep_addr() wil do a 4702166675Srrs * decrement if it finds the stcb as long as 4703166675Srrs * the locked tcb (last argument) is NOT a 4704166675Srrs * TCB.. aka NULL. 4705166675Srrs */ 4706166675Srrs SCTP_INP_INCR_REF(inp); 4707166675Srrs stcb = sctp_findassociation_ep_addr(&inp, 4708166675Srrs (struct sockaddr *)&paddrp->spp_address, 4709166675Srrs &net, NULL, NULL); 4710163953Srrs if (stcb == NULL) { 4711166675Srrs SCTP_INP_DECR_REF(inp); 4712163953Srrs } 4713163953Srrs } 4714171943Srrs if (stcb && (net == NULL)) { 4715171943Srrs struct sockaddr *sa; 4716171943Srrs 4717171943Srrs sa = (struct sockaddr *)&paddrp->spp_address; 4718221249Stuexen#ifdef INET 4719171943Srrs if (sa->sa_family == AF_INET) { 4720221249Stuexen 4721171943Srrs struct sockaddr_in *sin; 4722171943Srrs 4723171943Srrs sin = (struct sockaddr_in *)sa; 4724171943Srrs if (sin->sin_addr.s_addr) { 4725171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4726171943Srrs SCTP_TCB_UNLOCK(stcb); 4727171943Srrs error = EINVAL; 4728171943Srrs break; 4729171943Srrs } 4730221249Stuexen } else 4731221249Stuexen#endif 4732221249Stuexen#ifdef INET6 4733221249Stuexen if (sa->sa_family == AF_INET6) { 4734171943Srrs struct sockaddr_in6 *sin6; 4735171943Srrs 4736171943Srrs sin6 = (struct sockaddr_in6 *)sa; 4737171943Srrs if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 4738171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4739171943Srrs SCTP_TCB_UNLOCK(stcb); 4740171943Srrs error = EINVAL; 4741171943Srrs break; 4742171943Srrs } 4743221249Stuexen } else 4744221249Stuexen#endif 4745221249Stuexen { 4746171943Srrs error = EAFNOSUPPORT; 4747171943Srrs SCTP_TCB_UNLOCK(stcb); 4748171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 4749171943Srrs break; 4750171943Srrs } 4751171943Srrs } 4752170056Srrs /* sanity checks */ 4753170056Srrs if ((paddrp->spp_flags & SPP_HB_ENABLE) && (paddrp->spp_flags & SPP_HB_DISABLE)) { 4754170056Srrs if (stcb) 4755170056Srrs SCTP_TCB_UNLOCK(stcb); 4756171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4757170056Srrs return (EINVAL); 4758170056Srrs } 4759170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_ENABLE) && (paddrp->spp_flags & SPP_PMTUD_DISABLE)) { 4760170056Srrs if (stcb) 4761170056Srrs SCTP_TCB_UNLOCK(stcb); 4762171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 4763170056Srrs return (EINVAL); 4764170056Srrs } 4765163953Srrs if (stcb) { 4766163953Srrs /************************TCB SPECIFIC SET ******************/ 4767163953Srrs /* 4768163953Srrs * do we change the timer for HB, we run 4769163953Srrs * only one? 4770163953Srrs */ 4771170056Srrs int ovh = 0; 4772170056Srrs 4773170056Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 4774170056Srrs ovh = SCTP_MED_OVERHEAD; 4775170056Srrs } else { 4776170056Srrs ovh = SCTP_MED_V4_OVERHEAD; 4777170056Srrs } 4778170056Srrs 4779163953Srrs /* network sets ? */ 4780163953Srrs if (net) { 4781163953Srrs /************************NET SPECIFIC SET ******************/ 4782224641Stuexen if (paddrp->spp_flags & SPP_HB_DISABLE) { 4783224641Stuexen if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED) && 4784224641Stuexen !(net->dest_state & SCTP_ADDR_NOHB)) { 4785224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4786224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4787171440Srrs } 4788163953Srrs net->dest_state |= SCTP_ADDR_NOHB; 4789163953Srrs } 4790163953Srrs if (paddrp->spp_flags & SPP_HB_ENABLE) { 4791224641Stuexen if (paddrp->spp_hbinterval) { 4792224641Stuexen net->heart_beat_delay = paddrp->spp_hbinterval; 4793224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4794224641Stuexen net->heart_beat_delay = 0; 4795224641Stuexen } 4796224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4797224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4798224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4799163953Srrs net->dest_state &= ~SCTP_ADDR_NOHB; 4800163953Srrs } 4801224641Stuexen if (paddrp->spp_flags & SPP_HB_DEMAND) { 4802224641Stuexen /* on demand HB */ 4803224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4804228391Stuexen sctp_chunk_output(inp, stcb, SCTP_OUTPUT_FROM_SOCKOPT, SCTP_SO_LOCKED); 4805224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4806224641Stuexen } 4807170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) { 4808165647Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4809165220Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 4810165220Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4811163953Srrs } 4812225635Stuexen net->dest_state |= SCTP_ADDR_NO_PMTUD; 4813163953Srrs if (paddrp->spp_pathmtu > SCTP_DEFAULT_MINSEGMENT) { 4814170056Srrs net->mtu = paddrp->spp_pathmtu + ovh; 4815169352Srrs if (net->mtu < stcb->asoc.smallest_mtu) { 4816228653Stuexen sctp_pathmtu_adjustment(stcb, net->mtu); 4817169352Srrs } 4818163953Srrs } 4819163953Srrs } 4820163953Srrs if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 4821225635Stuexen if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4822163953Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 4823163953Srrs } 4824225635Stuexen net->dest_state &= ~SCTP_ADDR_NO_PMTUD; 4825163953Srrs } 4826224641Stuexen if (paddrp->spp_pathmaxrxt) { 4827224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 4828224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4829224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 4830224641Stuexen } 4831224641Stuexen } else { 4832224641Stuexen if ((net->error_count <= paddrp->spp_pathmaxrxt) && 4833224641Stuexen (net->error_count > net->pf_threshold)) { 4834224641Stuexen net->dest_state |= SCTP_ADDR_PF; 4835224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4836224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 4837224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 4838224641Stuexen } 4839224641Stuexen } 4840224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 4841224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4842224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 4843224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 4844224641Stuexen } 4845224641Stuexen } else { 4846224641Stuexen if (net->error_count <= paddrp->spp_pathmaxrxt) { 4847224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 4848224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 4849224641Stuexen } 4850224641Stuexen } 4851163953Srrs net->failure_threshold = paddrp->spp_pathmaxrxt; 4852224641Stuexen } 4853224870Stuexen if (paddrp->spp_flags & SPP_DSCP) { 4854226252Stuexen net->dscp = paddrp->spp_dscp & 0xfc; 4855225549Stuexen net->dscp |= 0x01; 4856163953Srrs } 4857167598Srrs#ifdef INET6 4858163953Srrs if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 4859225549Stuexen if (net->ro._l_addr.sa.sa_family == AF_INET6) { 4860224870Stuexen net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4861225549Stuexen net->flowlabel |= 0x80000000; 4862163953Srrs } 4863163953Srrs } 4864163953Srrs#endif 4865163953Srrs } else { 4866163953Srrs /************************ASSOC ONLY -- NO NET SPECIFIC SET ******************/ 4867224641Stuexen if (paddrp->spp_pathmaxrxt) { 4868163953Srrs stcb->asoc.def_net_failure = paddrp->spp_pathmaxrxt; 4869224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4870224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 4871224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4872224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 4873224641Stuexen } 4874224641Stuexen } else { 4875224641Stuexen if ((net->error_count <= paddrp->spp_pathmaxrxt) && 4876224641Stuexen (net->error_count > net->pf_threshold)) { 4877224641Stuexen net->dest_state |= SCTP_ADDR_PF; 4878224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 4879224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 4880224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 4881224641Stuexen } 4882224641Stuexen } 4883224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 4884224641Stuexen if (net->error_count > paddrp->spp_pathmaxrxt) { 4885224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 4886224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 4887224641Stuexen } 4888224641Stuexen } else { 4889224641Stuexen if (net->error_count <= paddrp->spp_pathmaxrxt) { 4890224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 4891224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 4892224641Stuexen } 4893224641Stuexen } 4894224641Stuexen net->failure_threshold = paddrp->spp_pathmaxrxt; 4895224641Stuexen } 4896224641Stuexen } 4897163953Srrs if (paddrp->spp_flags & SPP_HB_ENABLE) { 4898224641Stuexen if (paddrp->spp_hbinterval) { 4899224641Stuexen stcb->asoc.heart_beat_delay = paddrp->spp_hbinterval; 4900224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4901224641Stuexen stcb->asoc.heart_beat_delay = 0; 4902224641Stuexen } 4903163953Srrs /* Turn back on the timer */ 4904224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4905224641Stuexen if (paddrp->spp_hbinterval) { 4906224641Stuexen net->heart_beat_delay = paddrp->spp_hbinterval; 4907224641Stuexen } else if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 4908224641Stuexen net->heart_beat_delay = 0; 4909224641Stuexen } 4910224641Stuexen if (net->dest_state & SCTP_ADDR_NOHB) { 4911224641Stuexen net->dest_state &= ~SCTP_ADDR_NOHB; 4912224641Stuexen } 4913224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, 4914224641Stuexen SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4915224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net); 4916224641Stuexen } 4917225635Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 4918163953Srrs } 4919224641Stuexen if (paddrp->spp_flags & SPP_HB_DISABLE) { 4920224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4921224641Stuexen if (!(net->dest_state & SCTP_ADDR_NOHB)) { 4922224641Stuexen net->dest_state |= SCTP_ADDR_NOHB; 4923224641Stuexen if (!(net->dest_state & SCTP_ADDR_UNCONFIRMED)) { 4924224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, inp, stcb, net, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4925224641Stuexen } 4926224641Stuexen } 4927224641Stuexen } 4928225635Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 4929224641Stuexen } 4930170056Srrs if ((paddrp->spp_flags & SPP_PMTUD_DISABLE) && (paddrp->spp_pathmtu >= SCTP_SMALLEST_PMTU)) { 4931170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4932170056Srrs if (SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4933170056Srrs sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net, 4934170056Srrs SCTP_FROM_SCTP_USRREQ + SCTP_LOC_10); 4935170056Srrs } 4936225635Stuexen net->dest_state |= SCTP_ADDR_NO_PMTUD; 4937170056Srrs if (paddrp->spp_pathmtu > SCTP_DEFAULT_MINSEGMENT) { 4938170056Srrs net->mtu = paddrp->spp_pathmtu + ovh; 4939170056Srrs if (net->mtu < stcb->asoc.smallest_mtu) { 4940228653Stuexen sctp_pathmtu_adjustment(stcb, net->mtu); 4941170056Srrs } 4942170056Srrs } 4943170056Srrs } 4944225635Stuexen sctp_stcb_feature_on(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 4945170056Srrs } 4946170056Srrs if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 4947170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4948225635Stuexen if (!SCTP_OS_TIMER_PENDING(&net->pmtu_timer.timer)) { 4949170056Srrs sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, net); 4950170056Srrs } 4951225635Stuexen net->dest_state &= ~SCTP_ADDR_NO_PMTUD; 4952170056Srrs } 4953225635Stuexen sctp_stcb_feature_off(inp, stcb, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 4954170056Srrs } 4955224870Stuexen if (paddrp->spp_flags & SPP_DSCP) { 4956224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4957226252Stuexen net->dscp = paddrp->spp_dscp & 0xfc; 4958225549Stuexen net->dscp |= 0x01; 4959163953Srrs } 4960226252Stuexen stcb->asoc.default_dscp = paddrp->spp_dscp & 0xfc; 4961225549Stuexen stcb->asoc.default_dscp |= 0x01; 4962163953Srrs } 4963225549Stuexen#ifdef INET6 4964224641Stuexen if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 4965170056Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 4966225549Stuexen if (net->ro._l_addr.sa.sa_family == AF_INET6) { 4967225549Stuexen net->flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4968225549Stuexen net->flowlabel |= 0x80000000; 4969225549Stuexen } 4970170056Srrs } 4971225549Stuexen stcb->asoc.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 4972225549Stuexen stcb->asoc.default_flowlabel |= 0x80000000; 4973163953Srrs } 4974225549Stuexen#endif 4975163953Srrs } 4976163953Srrs SCTP_TCB_UNLOCK(stcb); 4977163953Srrs } else { 4978163953Srrs /************************NO TCB, SET TO default stuff ******************/ 4979224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 4980224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 4981224918Stuexen (paddrp->spp_assoc_id == SCTP_FUTURE_ASSOC)) { 4982223132Stuexen SCTP_INP_WLOCK(inp); 4983223132Stuexen /* 4984223132Stuexen * For the TOS/FLOWLABEL stuff you 4985223132Stuexen * set it with the options on the 4986223132Stuexen * socket 4987223132Stuexen */ 4988223132Stuexen if (paddrp->spp_pathmaxrxt) { 4989223132Stuexen inp->sctp_ep.def_net_failure = paddrp->spp_pathmaxrxt; 4990223132Stuexen } 4991223132Stuexen if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) 4992223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0; 4993223132Stuexen else if (paddrp->spp_hbinterval) { 4994223132Stuexen if (paddrp->spp_hbinterval > SCTP_MAX_HB_INTERVAL) 4995223132Stuexen paddrp->spp_hbinterval = SCTP_MAX_HB_INTERVAL; 4996223132Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval); 4997223132Stuexen } 4998223132Stuexen if (paddrp->spp_flags & SPP_HB_ENABLE) { 4999224641Stuexen if (paddrp->spp_flags & SPP_HB_TIME_IS_ZERO) { 5000224641Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = 0; 5001224641Stuexen } else if (paddrp->spp_hbinterval) { 5002224641Stuexen inp->sctp_ep.sctp_timeoutticks[SCTP_TIMER_HEARTBEAT] = MSEC_TO_TICKS(paddrp->spp_hbinterval); 5003224641Stuexen } 5004223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 5005223132Stuexen } else if (paddrp->spp_flags & SPP_HB_DISABLE) { 5006223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_DONOT_HEARTBEAT); 5007223132Stuexen } 5008225635Stuexen if (paddrp->spp_flags & SPP_PMTUD_ENABLE) { 5009225635Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 5010225635Stuexen } else if (paddrp->spp_flags & SPP_PMTUD_DISABLE) { 5011225635Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_DO_NOT_PMTUD); 5012225635Stuexen } 5013225549Stuexen if (paddrp->spp_flags & SPP_DSCP) { 5014226252Stuexen inp->sctp_ep.default_dscp = paddrp->spp_dscp & 0xfc; 5015225549Stuexen inp->sctp_ep.default_dscp |= 0x01; 5016225549Stuexen } 5017225549Stuexen#ifdef INET6 5018225549Stuexen if (paddrp->spp_flags & SPP_IPV6_FLOWLABEL) { 5019225549Stuexen if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 5020225549Stuexen inp->sctp_ep.default_flowlabel = paddrp->spp_ipv6_flowlabel & 0x000fffff; 5021225549Stuexen inp->sctp_ep.default_flowlabel |= 0x80000000; 5022225549Stuexen } 5023225549Stuexen } 5024225549Stuexen#endif 5025223132Stuexen SCTP_INP_WUNLOCK(inp); 5026223132Stuexen } else { 5027223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5028223132Stuexen error = EINVAL; 5029163953Srrs } 5030163953Srrs } 5031223132Stuexen break; 5032163953Srrs } 5033163953Srrs case SCTP_RTOINFO: 5034163953Srrs { 5035163953Srrs struct sctp_rtoinfo *srto; 5036169655Srrs uint32_t new_init, new_min, new_max; 5037163953Srrs 5038166675Srrs SCTP_CHECK_AND_CAST(srto, optval, struct sctp_rtoinfo, optsize); 5039166675Srrs SCTP_FIND_STCB(inp, stcb, srto->srto_assoc_id); 5040166675Srrs 5041166675Srrs if (stcb) { 5042167598Srrs if (srto->srto_initial) 5043169655Srrs new_init = srto->srto_initial; 5044169655Srrs else 5045169655Srrs new_init = stcb->asoc.initial_rto; 5046167598Srrs if (srto->srto_max) 5047169655Srrs new_max = srto->srto_max; 5048169655Srrs else 5049169655Srrs new_max = stcb->asoc.maxrto; 5050167598Srrs if (srto->srto_min) 5051169655Srrs new_min = srto->srto_min; 5052169655Srrs else 5053169655Srrs new_min = stcb->asoc.minrto; 5054169655Srrs if ((new_min <= new_init) && (new_init <= new_max)) { 5055169655Srrs stcb->asoc.initial_rto = new_init; 5056169655Srrs stcb->asoc.maxrto = new_max; 5057169655Srrs stcb->asoc.minrto = new_min; 5058169655Srrs } else { 5059179783Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5060179783Srrs error = EINVAL; 5061169655Srrs } 5062166675Srrs SCTP_TCB_UNLOCK(stcb); 5063166675Srrs } else { 5064224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5065224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5066224918Stuexen (srto->srto_assoc_id == SCTP_FUTURE_ASSOC)) { 5067223132Stuexen SCTP_INP_WLOCK(inp); 5068223132Stuexen if (srto->srto_initial) 5069223132Stuexen new_init = srto->srto_initial; 5070223132Stuexen else 5071223132Stuexen new_init = inp->sctp_ep.initial_rto; 5072223132Stuexen if (srto->srto_max) 5073223132Stuexen new_max = srto->srto_max; 5074223132Stuexen else 5075223132Stuexen new_max = inp->sctp_ep.sctp_maxrto; 5076223132Stuexen if (srto->srto_min) 5077223132Stuexen new_min = srto->srto_min; 5078223132Stuexen else 5079223132Stuexen new_min = inp->sctp_ep.sctp_minrto; 5080223132Stuexen if ((new_min <= new_init) && (new_init <= new_max)) { 5081223132Stuexen inp->sctp_ep.initial_rto = new_init; 5082223132Stuexen inp->sctp_ep.sctp_maxrto = new_max; 5083223132Stuexen inp->sctp_ep.sctp_minrto = new_min; 5084223132Stuexen } else { 5085223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5086223132Stuexen error = EINVAL; 5087223132Stuexen } 5088223132Stuexen SCTP_INP_WUNLOCK(inp); 5089169655Srrs } else { 5090179783Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5091179783Srrs error = EINVAL; 5092169655Srrs } 5093163953Srrs } 5094223132Stuexen break; 5095163953Srrs } 5096163953Srrs case SCTP_ASSOCINFO: 5097163953Srrs { 5098163953Srrs struct sctp_assocparams *sasoc; 5099163953Srrs 5100166675Srrs SCTP_CHECK_AND_CAST(sasoc, optval, struct sctp_assocparams, optsize); 5101166675Srrs SCTP_FIND_STCB(inp, stcb, sasoc->sasoc_assoc_id); 5102171477Srrs if (sasoc->sasoc_cookie_life) { 5103171477Srrs /* boundary check the cookie life */ 5104171477Srrs if (sasoc->sasoc_cookie_life < 1000) 5105171477Srrs sasoc->sasoc_cookie_life = 1000; 5106171477Srrs if (sasoc->sasoc_cookie_life > SCTP_MAX_COOKIE_LIFE) { 5107171477Srrs sasoc->sasoc_cookie_life = SCTP_MAX_COOKIE_LIFE; 5108171477Srrs } 5109171477Srrs } 5110163953Srrs if (stcb) { 5111163953Srrs if (sasoc->sasoc_asocmaxrxt) 5112163953Srrs stcb->asoc.max_send_times = sasoc->sasoc_asocmaxrxt; 5113170056Srrs if (sasoc->sasoc_cookie_life) { 5114171572Srrs stcb->asoc.cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life); 5115167598Srrs } 5116163953Srrs SCTP_TCB_UNLOCK(stcb); 5117163953Srrs } else { 5118224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5119224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5120224918Stuexen (sasoc->sasoc_assoc_id == SCTP_FUTURE_ASSOC)) { 5121223132Stuexen SCTP_INP_WLOCK(inp); 5122223132Stuexen if (sasoc->sasoc_asocmaxrxt) 5123223132Stuexen inp->sctp_ep.max_send_times = sasoc->sasoc_asocmaxrxt; 5124223132Stuexen if (sasoc->sasoc_cookie_life) { 5125223132Stuexen inp->sctp_ep.def_cookie_life = MSEC_TO_TICKS(sasoc->sasoc_cookie_life); 5126223132Stuexen } 5127223132Stuexen SCTP_INP_WUNLOCK(inp); 5128223132Stuexen } else { 5129223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5130223132Stuexen error = EINVAL; 5131167598Srrs } 5132163953Srrs } 5133223132Stuexen break; 5134163953Srrs } 5135163953Srrs case SCTP_INITMSG: 5136163953Srrs { 5137163953Srrs struct sctp_initmsg *sinit; 5138163953Srrs 5139166675Srrs SCTP_CHECK_AND_CAST(sinit, optval, struct sctp_initmsg, optsize); 5140163953Srrs SCTP_INP_WLOCK(inp); 5141163953Srrs if (sinit->sinit_num_ostreams) 5142163953Srrs inp->sctp_ep.pre_open_stream_count = sinit->sinit_num_ostreams; 5143163953Srrs 5144163953Srrs if (sinit->sinit_max_instreams) 5145163953Srrs inp->sctp_ep.max_open_streams_intome = sinit->sinit_max_instreams; 5146163953Srrs 5147163953Srrs if (sinit->sinit_max_attempts) 5148163953Srrs inp->sctp_ep.max_init_times = sinit->sinit_max_attempts; 5149163953Srrs 5150167598Srrs if (sinit->sinit_max_init_timeo) 5151163953Srrs inp->sctp_ep.initial_init_rto_max = sinit->sinit_max_init_timeo; 5152163953Srrs SCTP_INP_WUNLOCK(inp); 5153223132Stuexen break; 5154163953Srrs } 5155163953Srrs case SCTP_PRIMARY_ADDR: 5156163953Srrs { 5157163953Srrs struct sctp_setprim *spa; 5158223132Stuexen struct sctp_nets *net; 5159163953Srrs 5160166675Srrs SCTP_CHECK_AND_CAST(spa, optval, struct sctp_setprim, optsize); 5161166675Srrs SCTP_FIND_STCB(inp, stcb, spa->ssp_assoc_id); 5162163953Srrs 5163166675Srrs net = NULL; 5164166675Srrs if (stcb) { 5165166675Srrs net = sctp_findnet(stcb, (struct sockaddr *)&spa->ssp_addr); 5166166675Srrs } else { 5167166675Srrs /* 5168166675Srrs * We increment here since 5169166675Srrs * sctp_findassociation_ep_addr() wil do a 5170166675Srrs * decrement if it finds the stcb as long as 5171166675Srrs * the locked tcb (last argument) is NOT a 5172166675Srrs * TCB.. aka NULL. 5173166675Srrs */ 5174163953Srrs SCTP_INP_INCR_REF(inp); 5175163953Srrs stcb = sctp_findassociation_ep_addr(&inp, 5176163953Srrs (struct sockaddr *)&spa->ssp_addr, 5177163953Srrs &net, NULL, NULL); 5178163953Srrs if (stcb == NULL) { 5179163953Srrs SCTP_INP_DECR_REF(inp); 5180163953Srrs } 5181163953Srrs } 5182166675Srrs 5183166675Srrs if ((stcb) && (net)) { 5184166675Srrs if ((net != stcb->asoc.primary_destination) && 5185166675Srrs (!(net->dest_state & SCTP_ADDR_UNCONFIRMED))) { 5186166675Srrs /* Ok we need to set it */ 5187166675Srrs if (sctp_set_primary_addr(stcb, (struct sockaddr *)NULL, net) == 0) { 5188224641Stuexen if ((stcb->asoc.alternate) && 5189224641Stuexen (!(net->dest_state & SCTP_ADDR_PF)) && 5190224641Stuexen (net->dest_state & SCTP_ADDR_REACHABLE)) { 5191224641Stuexen sctp_free_remote_addr(stcb->asoc.alternate); 5192224641Stuexen stcb->asoc.alternate = NULL; 5193166675Srrs } 5194163953Srrs } 5195163953Srrs } 5196166675Srrs } else { 5197171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5198166675Srrs error = EINVAL; 5199163953Srrs } 5200166675Srrs if (stcb) { 5201166675Srrs SCTP_TCB_UNLOCK(stcb); 5202166675Srrs } 5203223132Stuexen break; 5204163953Srrs } 5205167598Srrs case SCTP_SET_DYNAMIC_PRIMARY: 5206167598Srrs { 5207167598Srrs union sctp_sockstore *ss; 5208163953Srrs 5209170587Srwatson error = priv_check(curthread, 5210170587Srwatson PRIV_NETINET_RESERVEDPORT); 5211167598Srrs if (error) 5212167598Srrs break; 5213167598Srrs 5214167598Srrs SCTP_CHECK_AND_CAST(ss, optval, union sctp_sockstore, optsize); 5215167598Srrs /* SUPER USER CHECK? */ 5216167598Srrs error = sctp_dynamic_set_primary(&ss->sa, vrf_id); 5217223132Stuexen break; 5218167598Srrs } 5219163953Srrs case SCTP_SET_PEER_PRIMARY_ADDR: 5220163953Srrs { 5221163953Srrs struct sctp_setpeerprim *sspp; 5222163953Srrs 5223166675Srrs SCTP_CHECK_AND_CAST(sspp, optval, struct sctp_setpeerprim, optsize); 5224166675Srrs SCTP_FIND_STCB(inp, stcb, sspp->sspp_assoc_id); 5225169208Srrs if (stcb != NULL) { 5226170056Srrs struct sctp_ifa *ifa; 5227170056Srrs 5228170056Srrs ifa = sctp_find_ifa_by_addr((struct sockaddr *)&sspp->sspp_addr, 5229172091Srrs stcb->asoc.vrf_id, SCTP_ADDR_NOT_LOCKED); 5230170056Srrs if (ifa == NULL) { 5231171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5232166675Srrs error = EINVAL; 5233170056Srrs goto out_of_it; 5234166675Srrs } 5235170056Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) { 5236170056Srrs /* 5237170056Srrs * Must validate the ifa found is in 5238170056Srrs * our ep 5239170056Srrs */ 5240170056Srrs struct sctp_laddr *laddr; 5241170056Srrs int found = 0; 5242170056Srrs 5243170056Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 5244170056Srrs if (laddr->ifa == NULL) { 5245170056Srrs SCTPDBG(SCTP_DEBUG_OUTPUT1, "%s: NULL ifa\n", 5246170056Srrs __FUNCTION__); 5247170056Srrs continue; 5248170056Srrs } 5249170056Srrs if (laddr->ifa == ifa) { 5250170056Srrs found = 1; 5251170056Srrs break; 5252170056Srrs } 5253170056Srrs } 5254170056Srrs if (!found) { 5255171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5256170056Srrs error = EINVAL; 5257170056Srrs goto out_of_it; 5258170056Srrs } 5259170056Srrs } 5260170056Srrs if (sctp_set_primary_ip_address_sa(stcb, 5261170056Srrs (struct sockaddr *)&sspp->sspp_addr) != 0) { 5262171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5263170056Srrs error = EINVAL; 5264170056Srrs } 5265170056Srrs out_of_it: 5266169208Srrs SCTP_TCB_UNLOCK(stcb); 5267166675Srrs } else { 5268171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5269163953Srrs error = EINVAL; 5270163953Srrs } 5271223132Stuexen break; 5272163953Srrs } 5273163953Srrs case SCTP_BINDX_ADD_ADDR: 5274163953Srrs { 5275163953Srrs struct sctp_getaddresses *addrs; 5276171531Srrs size_t sz; 5277171477Srrs struct thread *td; 5278163953Srrs 5279171477Srrs td = (struct thread *)p; 5280170606Srrs SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, 5281170606Srrs optsize); 5282221249Stuexen#ifdef INET 5283171477Srrs if (addrs->addr->sa_family == AF_INET) { 5284171477Srrs sz = sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in); 5285171477Srrs if (optsize < sz) { 5286171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5287171477Srrs error = EINVAL; 5288171477Srrs break; 5289171477Srrs } 5290188590Srrs if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) { 5291188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5292185435Sbz break; 5293171477Srrs } 5294221249Stuexen } else 5295221249Stuexen#endif 5296185435Sbz#ifdef INET6 5297221249Stuexen if (addrs->addr->sa_family == AF_INET6) { 5298171477Srrs sz = sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6); 5299171477Srrs if (optsize < sz) { 5300171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5301171477Srrs error = EINVAL; 5302171477Srrs break; 5303171477Srrs } 5304188590Srrs if (td != NULL && (error = prison_local_ip6(td->td_ucred, &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr), 5305188590Srrs (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) { 5306188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5307185435Sbz break; 5308185435Sbz } 5309221249Stuexen } else 5310185435Sbz#endif 5311221249Stuexen { 5312185435Sbz error = EAFNOSUPPORT; 5313185435Sbz break; 5314171477Srrs } 5315170606Srrs sctp_bindx_add_address(so, inp, addrs->addr, 5316170606Srrs addrs->sget_assoc_id, vrf_id, 5317170606Srrs &error, p); 5318223132Stuexen break; 5319163953Srrs } 5320163953Srrs case SCTP_BINDX_REM_ADDR: 5321163953Srrs { 5322163953Srrs struct sctp_getaddresses *addrs; 5323171531Srrs size_t sz; 5324171477Srrs struct thread *td; 5325163953Srrs 5326171477Srrs td = (struct thread *)p; 5327185435Sbz 5328166675Srrs SCTP_CHECK_AND_CAST(addrs, optval, struct sctp_getaddresses, optsize); 5329221249Stuexen#ifdef INET 5330171477Srrs if (addrs->addr->sa_family == AF_INET) { 5331171477Srrs sz = sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in); 5332171477Srrs if (optsize < sz) { 5333171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5334171477Srrs error = EINVAL; 5335171477Srrs break; 5336171477Srrs } 5337188590Srrs if (td != NULL && (error = prison_local_ip4(td->td_ucred, &(((struct sockaddr_in *)(addrs->addr))->sin_addr)))) { 5338188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5339185435Sbz break; 5340171477Srrs } 5341221249Stuexen } else 5342221249Stuexen#endif 5343185435Sbz#ifdef INET6 5344221249Stuexen if (addrs->addr->sa_family == AF_INET6) { 5345171477Srrs sz = sizeof(struct sctp_getaddresses) - sizeof(struct sockaddr) + sizeof(struct sockaddr_in6); 5346171477Srrs if (optsize < sz) { 5347171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5348171477Srrs error = EINVAL; 5349171477Srrs break; 5350171477Srrs } 5351224641Stuexen if (td != NULL && 5352224641Stuexen (error = prison_local_ip6(td->td_ucred, 5353224641Stuexen &(((struct sockaddr_in6 *)(addrs->addr))->sin6_addr), 5354188590Srrs (SCTP_IPV6_V6ONLY(inp) != 0))) != 0) { 5355188590Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, error); 5356185435Sbz break; 5357185435Sbz } 5358221249Stuexen } else 5359185435Sbz#endif 5360221249Stuexen { 5361185435Sbz error = EAFNOSUPPORT; 5362185435Sbz break; 5363171477Srrs } 5364228653Stuexen sctp_bindx_delete_address(inp, addrs->addr, 5365170606Srrs addrs->sget_assoc_id, vrf_id, 5366170606Srrs &error); 5367223132Stuexen break; 5368163953Srrs } 5369223132Stuexen case SCTP_EVENT: 5370223132Stuexen { 5371223132Stuexen struct sctp_event *event; 5372223132Stuexen uint32_t event_type; 5373223132Stuexen 5374223132Stuexen SCTP_CHECK_AND_CAST(event, optval, struct sctp_event, optsize); 5375223132Stuexen SCTP_FIND_STCB(inp, stcb, event->se_assoc_id); 5376223132Stuexen switch (event->se_type) { 5377223132Stuexen case SCTP_ASSOC_CHANGE: 5378223132Stuexen event_type = SCTP_PCB_FLAGS_RECVASSOCEVNT; 5379223132Stuexen break; 5380223132Stuexen case SCTP_PEER_ADDR_CHANGE: 5381223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPADDREVNT; 5382223132Stuexen break; 5383223132Stuexen case SCTP_REMOTE_ERROR: 5384223132Stuexen event_type = SCTP_PCB_FLAGS_RECVPEERERR; 5385223132Stuexen break; 5386223132Stuexen case SCTP_SEND_FAILED: 5387223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSENDFAILEVNT; 5388223132Stuexen break; 5389223132Stuexen case SCTP_SHUTDOWN_EVENT: 5390223132Stuexen event_type = SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT; 5391223132Stuexen break; 5392223132Stuexen case SCTP_ADAPTATION_INDICATION: 5393223132Stuexen event_type = SCTP_PCB_FLAGS_ADAPTATIONEVNT; 5394223132Stuexen break; 5395223132Stuexen case SCTP_PARTIAL_DELIVERY_EVENT: 5396223132Stuexen event_type = SCTP_PCB_FLAGS_PDAPIEVNT; 5397223132Stuexen break; 5398223132Stuexen case SCTP_AUTHENTICATION_EVENT: 5399223132Stuexen event_type = SCTP_PCB_FLAGS_AUTHEVNT; 5400223132Stuexen break; 5401223132Stuexen case SCTP_STREAM_RESET_EVENT: 5402223132Stuexen event_type = SCTP_PCB_FLAGS_STREAM_RESETEVNT; 5403223132Stuexen break; 5404223132Stuexen case SCTP_SENDER_DRY_EVENT: 5405223132Stuexen event_type = SCTP_PCB_FLAGS_DRYEVNT; 5406223132Stuexen break; 5407223132Stuexen case SCTP_NOTIFICATIONS_STOPPED_EVENT: 5408223132Stuexen event_type = 0; 5409223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 5410223132Stuexen error = ENOTSUP; 5411223132Stuexen break; 5412235009Stuexen case SCTP_ASSOC_RESET_EVENT: 5413235009Stuexen event_type = SCTP_PCB_FLAGS_ASSOC_RESETEVNT; 5414235009Stuexen break; 5415235009Stuexen case SCTP_STREAM_CHANGE_EVENT: 5416235009Stuexen event_type = SCTP_PCB_FLAGS_STREAM_CHANGEEVNT; 5417235009Stuexen break; 5418235075Stuexen case SCTP_SEND_FAILED_EVENT: 5419235075Stuexen event_type = SCTP_PCB_FLAGS_RECVNSENDFAILEVNT; 5420235075Stuexen break; 5421223132Stuexen default: 5422223132Stuexen event_type = 0; 5423223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5424223132Stuexen error = EINVAL; 5425223132Stuexen break; 5426223132Stuexen } 5427223132Stuexen if (event_type > 0) { 5428223132Stuexen if (stcb) { 5429223132Stuexen if (event->se_on) { 5430223132Stuexen sctp_stcb_feature_on(inp, stcb, event_type); 5431223132Stuexen if (event_type == SCTP_PCB_FLAGS_DRYEVNT) { 5432223132Stuexen if (TAILQ_EMPTY(&stcb->asoc.send_queue) && 5433223132Stuexen TAILQ_EMPTY(&stcb->asoc.sent_queue) && 5434223132Stuexen (stcb->asoc.stream_queue_cnt == 0)) { 5435223132Stuexen sctp_ulp_notify(SCTP_NOTIFY_SENDER_DRY, stcb, 0, NULL, SCTP_SO_LOCKED); 5436223132Stuexen } 5437223132Stuexen } 5438223132Stuexen } else { 5439223132Stuexen sctp_stcb_feature_off(inp, stcb, event_type); 5440223132Stuexen } 5441223132Stuexen SCTP_TCB_UNLOCK(stcb); 5442223132Stuexen } else { 5443223132Stuexen /* 5444223132Stuexen * We don't want to send up a storm 5445223132Stuexen * of events, so return an error for 5446223132Stuexen * sender dry events 5447223132Stuexen */ 5448223132Stuexen if ((event_type == SCTP_PCB_FLAGS_DRYEVNT) && 5449224918Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) == 0) && 5450224918Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) == 0) && 5451223132Stuexen ((event->se_assoc_id == SCTP_ALL_ASSOC) || 5452223132Stuexen (event->se_assoc_id == SCTP_CURRENT_ASSOC))) { 5453223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTSUP); 5454223132Stuexen error = ENOTSUP; 5455223132Stuexen break; 5456223132Stuexen } 5457224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5458224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5459224918Stuexen (event->se_assoc_id == SCTP_FUTURE_ASSOC) || 5460223132Stuexen (event->se_assoc_id == SCTP_ALL_ASSOC)) { 5461223132Stuexen SCTP_INP_WLOCK(inp); 5462223132Stuexen if (event->se_on) { 5463223132Stuexen sctp_feature_on(inp, event_type); 5464223132Stuexen } else { 5465223132Stuexen sctp_feature_off(inp, event_type); 5466223132Stuexen } 5467223132Stuexen SCTP_INP_WUNLOCK(inp); 5468223132Stuexen } 5469223132Stuexen if ((event->se_assoc_id == SCTP_CURRENT_ASSOC) || 5470223132Stuexen (event->se_assoc_id == SCTP_ALL_ASSOC)) { 5471223132Stuexen SCTP_INP_RLOCK(inp); 5472223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5473223132Stuexen SCTP_TCB_LOCK(stcb); 5474223132Stuexen if (event->se_on) { 5475223132Stuexen sctp_stcb_feature_on(inp, stcb, event_type); 5476223132Stuexen } else { 5477223132Stuexen sctp_stcb_feature_off(inp, stcb, event_type); 5478223132Stuexen } 5479223132Stuexen SCTP_TCB_UNLOCK(stcb); 5480223132Stuexen } 5481223132Stuexen SCTP_INP_RUNLOCK(inp); 5482223132Stuexen } 5483223132Stuexen } 5484223132Stuexen } 5485223132Stuexen break; 5486223132Stuexen } 5487223132Stuexen case SCTP_RECVRCVINFO: 5488223132Stuexen { 5489223132Stuexen int *onoff; 5490223132Stuexen 5491223132Stuexen SCTP_CHECK_AND_CAST(onoff, optval, int, optsize); 5492223132Stuexen SCTP_INP_WLOCK(inp); 5493223132Stuexen if (*onoff != 0) { 5494223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 5495223132Stuexen } else { 5496223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVRCVINFO); 5497223132Stuexen } 5498223132Stuexen SCTP_INP_WUNLOCK(inp); 5499223132Stuexen break; 5500223132Stuexen } 5501223132Stuexen case SCTP_RECVNXTINFO: 5502223132Stuexen { 5503223132Stuexen int *onoff; 5504223132Stuexen 5505223132Stuexen SCTP_CHECK_AND_CAST(onoff, optval, int, optsize); 5506223132Stuexen SCTP_INP_WLOCK(inp); 5507223132Stuexen if (*onoff != 0) { 5508223132Stuexen sctp_feature_on(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 5509223132Stuexen } else { 5510223132Stuexen sctp_feature_off(inp, SCTP_PCB_FLAGS_RECVNXTINFO); 5511223132Stuexen } 5512223132Stuexen SCTP_INP_WUNLOCK(inp); 5513223132Stuexen break; 5514223132Stuexen } 5515223132Stuexen case SCTP_DEFAULT_SNDINFO: 5516223132Stuexen { 5517223132Stuexen struct sctp_sndinfo *info; 5518223162Stuexen uint16_t policy; 5519223132Stuexen 5520223132Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_sndinfo, optsize); 5521223132Stuexen SCTP_FIND_STCB(inp, stcb, info->snd_assoc_id); 5522223132Stuexen 5523223132Stuexen if (stcb) { 5524223132Stuexen if (info->snd_sid < stcb->asoc.streamoutcnt) { 5525223132Stuexen stcb->asoc.def_send.sinfo_stream = info->snd_sid; 5526223162Stuexen policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 5527223132Stuexen stcb->asoc.def_send.sinfo_flags = info->snd_flags; 5528223162Stuexen stcb->asoc.def_send.sinfo_flags |= policy; 5529223132Stuexen stcb->asoc.def_send.sinfo_ppid = info->snd_ppid; 5530223132Stuexen stcb->asoc.def_send.sinfo_context = info->snd_context; 5531223132Stuexen } else { 5532223132Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5533223132Stuexen error = EINVAL; 5534223132Stuexen } 5535223132Stuexen SCTP_TCB_UNLOCK(stcb); 5536223132Stuexen } else { 5537224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5538224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5539224918Stuexen (info->snd_assoc_id == SCTP_FUTURE_ASSOC) || 5540223132Stuexen (info->snd_assoc_id == SCTP_ALL_ASSOC)) { 5541223132Stuexen SCTP_INP_WLOCK(inp); 5542223132Stuexen inp->def_send.sinfo_stream = info->snd_sid; 5543223162Stuexen policy = PR_SCTP_POLICY(inp->def_send.sinfo_flags); 5544223132Stuexen inp->def_send.sinfo_flags = info->snd_flags; 5545223162Stuexen inp->def_send.sinfo_flags |= policy; 5546223132Stuexen inp->def_send.sinfo_ppid = info->snd_ppid; 5547223132Stuexen inp->def_send.sinfo_context = info->snd_context; 5548223132Stuexen SCTP_INP_WUNLOCK(inp); 5549223132Stuexen } 5550223132Stuexen if ((info->snd_assoc_id == SCTP_CURRENT_ASSOC) || 5551223132Stuexen (info->snd_assoc_id == SCTP_ALL_ASSOC)) { 5552223132Stuexen SCTP_INP_RLOCK(inp); 5553223132Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5554223132Stuexen SCTP_TCB_LOCK(stcb); 5555223132Stuexen if (info->snd_sid < stcb->asoc.streamoutcnt) { 5556223132Stuexen stcb->asoc.def_send.sinfo_stream = info->snd_sid; 5557223162Stuexen policy = PR_SCTP_POLICY(stcb->asoc.def_send.sinfo_flags); 5558223132Stuexen stcb->asoc.def_send.sinfo_flags = info->snd_flags; 5559223162Stuexen stcb->asoc.def_send.sinfo_flags |= policy; 5560223132Stuexen stcb->asoc.def_send.sinfo_ppid = info->snd_ppid; 5561223132Stuexen stcb->asoc.def_send.sinfo_context = info->snd_context; 5562223132Stuexen } 5563223132Stuexen SCTP_TCB_UNLOCK(stcb); 5564223132Stuexen } 5565223132Stuexen SCTP_INP_RUNLOCK(inp); 5566223132Stuexen } 5567223132Stuexen } 5568223132Stuexen break; 5569223132Stuexen } 5570223162Stuexen case SCTP_DEFAULT_PRINFO: 5571223162Stuexen { 5572223162Stuexen struct sctp_default_prinfo *info; 5573223162Stuexen 5574223162Stuexen SCTP_CHECK_AND_CAST(info, optval, struct sctp_default_prinfo, optsize); 5575223162Stuexen SCTP_FIND_STCB(inp, stcb, info->pr_assoc_id); 5576223162Stuexen 5577223162Stuexen if (PR_SCTP_INVALID_POLICY(info->pr_policy)) { 5578223162Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5579223162Stuexen error = EINVAL; 5580223162Stuexen break; 5581223162Stuexen } 5582223162Stuexen if (stcb) { 5583223162Stuexen stcb->asoc.def_send.sinfo_flags &= 0xfff0; 5584223162Stuexen stcb->asoc.def_send.sinfo_flags |= info->pr_policy; 5585224918Stuexen stcb->asoc.def_send.sinfo_timetolive = info->pr_value; 5586223162Stuexen SCTP_TCB_UNLOCK(stcb); 5587223162Stuexen } else { 5588224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5589224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5590224918Stuexen (info->pr_assoc_id == SCTP_FUTURE_ASSOC) || 5591223162Stuexen (info->pr_assoc_id == SCTP_ALL_ASSOC)) { 5592223162Stuexen SCTP_INP_WLOCK(inp); 5593223162Stuexen inp->def_send.sinfo_flags &= 0xfff0; 5594223162Stuexen inp->def_send.sinfo_flags |= info->pr_policy; 5595224918Stuexen inp->def_send.sinfo_timetolive = info->pr_value; 5596223162Stuexen SCTP_INP_WUNLOCK(inp); 5597223162Stuexen } 5598223162Stuexen if ((info->pr_assoc_id == SCTP_CURRENT_ASSOC) || 5599223162Stuexen (info->pr_assoc_id == SCTP_ALL_ASSOC)) { 5600223162Stuexen SCTP_INP_RLOCK(inp); 5601223162Stuexen LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 5602223162Stuexen SCTP_TCB_LOCK(stcb); 5603223162Stuexen stcb->asoc.def_send.sinfo_flags &= 0xfff0; 5604223162Stuexen stcb->asoc.def_send.sinfo_flags |= info->pr_policy; 5605224918Stuexen stcb->asoc.def_send.sinfo_timetolive = info->pr_value; 5606223162Stuexen SCTP_TCB_UNLOCK(stcb); 5607223162Stuexen } 5608223162Stuexen SCTP_INP_RUNLOCK(inp); 5609223162Stuexen } 5610223162Stuexen } 5611223162Stuexen break; 5612223162Stuexen } 5613224641Stuexen case SCTP_PEER_ADDR_THLDS: 5614224641Stuexen /* Applies to the specific association */ 5615224641Stuexen { 5616224641Stuexen struct sctp_paddrthlds *thlds; 5617224641Stuexen struct sctp_nets *net; 5618224641Stuexen 5619224641Stuexen SCTP_CHECK_AND_CAST(thlds, optval, struct sctp_paddrthlds, optsize); 5620224641Stuexen SCTP_FIND_STCB(inp, stcb, thlds->spt_assoc_id); 5621224641Stuexen net = NULL; 5622224641Stuexen if (stcb) { 5623224641Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&thlds->spt_assoc_id); 5624224641Stuexen } else { 5625224641Stuexen /* 5626224641Stuexen * We increment here since 5627224641Stuexen * sctp_findassociation_ep_addr() wil do a 5628224641Stuexen * decrement if it finds the stcb as long as 5629224641Stuexen * the locked tcb (last argument) is NOT a 5630224641Stuexen * TCB.. aka NULL. 5631224641Stuexen */ 5632224641Stuexen SCTP_INP_INCR_REF(inp); 5633224641Stuexen stcb = sctp_findassociation_ep_addr(&inp, 5634224641Stuexen (struct sockaddr *)&thlds->spt_assoc_id, 5635224641Stuexen &net, NULL, NULL); 5636224641Stuexen if (stcb == NULL) { 5637224641Stuexen SCTP_INP_DECR_REF(inp); 5638224641Stuexen } 5639224641Stuexen } 5640224641Stuexen if (stcb && (net == NULL)) { 5641224641Stuexen struct sockaddr *sa; 5642224641Stuexen 5643224641Stuexen sa = (struct sockaddr *)&thlds->spt_assoc_id; 5644224641Stuexen#ifdef INET 5645224641Stuexen if (sa->sa_family == AF_INET) { 5646224641Stuexen 5647224641Stuexen struct sockaddr_in *sin; 5648224641Stuexen 5649224641Stuexen sin = (struct sockaddr_in *)sa; 5650224641Stuexen if (sin->sin_addr.s_addr) { 5651224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5652224641Stuexen SCTP_TCB_UNLOCK(stcb); 5653224641Stuexen error = EINVAL; 5654224641Stuexen break; 5655224641Stuexen } 5656224641Stuexen } else 5657224641Stuexen#endif 5658224641Stuexen#ifdef INET6 5659224641Stuexen if (sa->sa_family == AF_INET6) { 5660224641Stuexen struct sockaddr_in6 *sin6; 5661224641Stuexen 5662224641Stuexen sin6 = (struct sockaddr_in6 *)sa; 5663224641Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 5664224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5665224641Stuexen SCTP_TCB_UNLOCK(stcb); 5666224641Stuexen error = EINVAL; 5667224641Stuexen break; 5668224641Stuexen } 5669224641Stuexen } else 5670224641Stuexen#endif 5671224641Stuexen { 5672224641Stuexen error = EAFNOSUPPORT; 5673224641Stuexen SCTP_TCB_UNLOCK(stcb); 5674224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5675224641Stuexen break; 5676224641Stuexen } 5677224641Stuexen } 5678224641Stuexen if (stcb) { 5679224641Stuexen if (net) { 5680224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 5681224641Stuexen if ((net->failure_threshold > thlds->spt_pathmaxrxt) || 5682224641Stuexen (net->failure_threshold <= thlds->spt_pathpfthld)) { 5683224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 5684224641Stuexen } 5685224641Stuexen } else { 5686224641Stuexen if ((net->failure_threshold > thlds->spt_pathpfthld) && 5687224641Stuexen (net->failure_threshold <= thlds->spt_pathmaxrxt)) { 5688224641Stuexen net->dest_state |= SCTP_ADDR_PF; 5689224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 5690224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 5691224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 5692224641Stuexen } 5693224641Stuexen } 5694224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 5695224641Stuexen if (net->failure_threshold > thlds->spt_pathmaxrxt) { 5696224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 5697224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 5698224641Stuexen } 5699224641Stuexen } else { 5700224641Stuexen if (net->failure_threshold <= thlds->spt_pathmaxrxt) { 5701224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 5702224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 5703224641Stuexen } 5704224641Stuexen } 5705224641Stuexen net->failure_threshold = thlds->spt_pathmaxrxt; 5706224641Stuexen net->pf_threshold = thlds->spt_pathpfthld; 5707224641Stuexen } else { 5708224641Stuexen TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 5709224641Stuexen if (net->dest_state & SCTP_ADDR_PF) { 5710224641Stuexen if ((net->failure_threshold > thlds->spt_pathmaxrxt) || 5711224641Stuexen (net->failure_threshold <= thlds->spt_pathpfthld)) { 5712224641Stuexen net->dest_state &= ~SCTP_ADDR_PF; 5713224641Stuexen } 5714224641Stuexen } else { 5715224641Stuexen if ((net->failure_threshold > thlds->spt_pathpfthld) && 5716224641Stuexen (net->failure_threshold <= thlds->spt_pathmaxrxt)) { 5717224641Stuexen net->dest_state |= SCTP_ADDR_PF; 5718224641Stuexen sctp_send_hb(stcb, net, SCTP_SO_LOCKED); 5719224641Stuexen sctp_timer_stop(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net, SCTP_FROM_SCTP_TIMER + SCTP_LOC_3); 5720224641Stuexen sctp_timer_start(SCTP_TIMER_TYPE_HEARTBEAT, stcb->sctp_ep, stcb, net); 5721224641Stuexen } 5722224641Stuexen } 5723224641Stuexen if (net->dest_state & SCTP_ADDR_REACHABLE) { 5724224641Stuexen if (net->failure_threshold > thlds->spt_pathmaxrxt) { 5725224641Stuexen net->dest_state &= ~SCTP_ADDR_REACHABLE; 5726224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_DOWN, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 5727224641Stuexen } 5728224641Stuexen } else { 5729224641Stuexen if (net->failure_threshold <= thlds->spt_pathmaxrxt) { 5730224641Stuexen net->dest_state |= SCTP_ADDR_REACHABLE; 5731224641Stuexen sctp_ulp_notify(SCTP_NOTIFY_INTERFACE_UP, stcb, SCTP_RESPONSE_TO_USER_REQ, net, SCTP_SO_LOCKED); 5732224641Stuexen } 5733224641Stuexen } 5734224641Stuexen net->failure_threshold = thlds->spt_pathmaxrxt; 5735224641Stuexen net->pf_threshold = thlds->spt_pathpfthld; 5736224641Stuexen } 5737224641Stuexen stcb->asoc.def_net_failure = thlds->spt_pathmaxrxt; 5738224641Stuexen stcb->asoc.def_net_pf_threshold = thlds->spt_pathpfthld; 5739224641Stuexen } 5740224641Stuexen } else { 5741224918Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5742224918Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5743224918Stuexen (thlds->spt_assoc_id == SCTP_FUTURE_ASSOC)) { 5744224641Stuexen SCTP_INP_WLOCK(inp); 5745224641Stuexen inp->sctp_ep.def_net_failure = thlds->spt_pathmaxrxt; 5746224641Stuexen inp->sctp_ep.def_net_pf_threshold = thlds->spt_pathpfthld; 5747224641Stuexen SCTP_INP_WUNLOCK(inp); 5748224641Stuexen } else { 5749224641Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5750224641Stuexen error = EINVAL; 5751224641Stuexen } 5752224641Stuexen } 5753224641Stuexen break; 5754224641Stuexen } 5755227755Stuexen case SCTP_REMOTE_UDP_ENCAPS_PORT: 5756227755Stuexen { 5757227755Stuexen struct sctp_udpencaps *encaps; 5758227755Stuexen struct sctp_nets *net; 5759227755Stuexen 5760227755Stuexen SCTP_CHECK_AND_CAST(encaps, optval, struct sctp_udpencaps, optsize); 5761227755Stuexen SCTP_FIND_STCB(inp, stcb, encaps->sue_assoc_id); 5762227755Stuexen if (stcb) { 5763227755Stuexen net = sctp_findnet(stcb, (struct sockaddr *)&encaps->sue_address); 5764227755Stuexen } else { 5765227755Stuexen /* 5766227755Stuexen * We increment here since 5767227755Stuexen * sctp_findassociation_ep_addr() wil do a 5768227755Stuexen * decrement if it finds the stcb as long as 5769227755Stuexen * the locked tcb (last argument) is NOT a 5770227755Stuexen * TCB.. aka NULL. 5771227755Stuexen */ 5772227755Stuexen net = NULL; 5773227755Stuexen SCTP_INP_INCR_REF(inp); 5774227755Stuexen stcb = sctp_findassociation_ep_addr(&inp, (struct sockaddr *)&encaps->sue_address, &net, NULL, NULL); 5775227755Stuexen if (stcb == NULL) { 5776227755Stuexen SCTP_INP_DECR_REF(inp); 5777227755Stuexen } 5778227755Stuexen } 5779227755Stuexen if (stcb && (net == NULL)) { 5780227755Stuexen struct sockaddr *sa; 5781227755Stuexen 5782227755Stuexen sa = (struct sockaddr *)&encaps->sue_address; 5783227755Stuexen#ifdef INET 5784227755Stuexen if (sa->sa_family == AF_INET) { 5785227755Stuexen 5786227755Stuexen struct sockaddr_in *sin; 5787227755Stuexen 5788227755Stuexen sin = (struct sockaddr_in *)sa; 5789227755Stuexen if (sin->sin_addr.s_addr) { 5790227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5791227755Stuexen SCTP_TCB_UNLOCK(stcb); 5792227755Stuexen error = EINVAL; 5793227755Stuexen break; 5794227755Stuexen } 5795227755Stuexen } else 5796227755Stuexen#endif 5797227755Stuexen#ifdef INET6 5798227755Stuexen if (sa->sa_family == AF_INET6) { 5799227755Stuexen struct sockaddr_in6 *sin6; 5800227755Stuexen 5801227755Stuexen sin6 = (struct sockaddr_in6 *)sa; 5802227755Stuexen if (!IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 5803227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5804227755Stuexen SCTP_TCB_UNLOCK(stcb); 5805227755Stuexen error = EINVAL; 5806227755Stuexen break; 5807227755Stuexen } 5808227755Stuexen } else 5809227755Stuexen#endif 5810227755Stuexen { 5811227755Stuexen error = EAFNOSUPPORT; 5812227755Stuexen SCTP_TCB_UNLOCK(stcb); 5813227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5814227755Stuexen break; 5815227755Stuexen } 5816227755Stuexen } 5817227755Stuexen if (stcb) { 5818227755Stuexen if (net) { 5819227755Stuexen net->port = encaps->sue_port; 5820227755Stuexen } else { 5821227755Stuexen stcb->asoc.port = encaps->sue_port; 5822227755Stuexen } 5823227755Stuexen SCTP_TCB_UNLOCK(stcb); 5824227755Stuexen } else { 5825227755Stuexen if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) || 5826227755Stuexen (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) || 5827227755Stuexen (encaps->sue_assoc_id == SCTP_FUTURE_ASSOC)) { 5828227755Stuexen SCTP_INP_WLOCK(inp); 5829227755Stuexen inp->sctp_ep.port = encaps->sue_port; 5830227755Stuexen SCTP_INP_WUNLOCK(inp); 5831227755Stuexen } else { 5832227755Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5833227755Stuexen error = EINVAL; 5834227755Stuexen } 5835227755Stuexen } 5836227755Stuexen break; 5837227755Stuexen } 5838163953Srrs default: 5839171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOPROTOOPT); 5840163953Srrs error = ENOPROTOOPT; 5841163953Srrs break; 5842163953Srrs } /* end switch (opt) */ 5843163953Srrs return (error); 5844163953Srrs} 5845163953Srrs 5846163953Srrsint 5847163953Srrssctp_ctloutput(struct socket *so, struct sockopt *sopt) 5848163953Srrs{ 5849166675Srrs void *optval = NULL; 5850166675Srrs size_t optsize = 0; 5851163953Srrs struct sctp_inpcb *inp; 5852166675Srrs void *p; 5853166675Srrs int error = 0; 5854163953Srrs 5855163953Srrs if (sopt->sopt_level != IPPROTO_SCTP) { 5856163953Srrs /* wrong proto level... send back up to IP */ 5857163953Srrs#ifdef INET6 5858163953Srrs if (INP_CHECK_SOCKAF(so, AF_INET6)) 5859163953Srrs error = ip6_ctloutput(so, sopt); 5860221249Stuexen#endif /* INET6 */ 5861221249Stuexen#if defined(INET) && defined (INET6) 5862163953Srrs else 5863221249Stuexen#endif 5864221249Stuexen#ifdef INET 5865163953Srrs error = ip_ctloutput(so, sopt); 5866221249Stuexen#endif 5867163953Srrs return (error); 5868163953Srrs } 5869233005Stuexen inp = (struct sctp_inpcb *)so->so_pcb; 5870166675Srrs optsize = sopt->sopt_valsize; 5871166675Srrs if (optsize) { 5872170091Srrs SCTP_MALLOC(optval, void *, optsize, SCTP_M_SOCKOPT); 5873166675Srrs if (optval == NULL) { 5874171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS); 5875163953Srrs return (ENOBUFS); 5876163953Srrs } 5877166675Srrs error = sooptcopyin(sopt, optval, optsize, optsize); 5878163953Srrs if (error) { 5879170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5880163953Srrs goto out; 5881163953Srrs } 5882163953Srrs } 5883166675Srrs p = (void *)sopt->sopt_td; 5884163953Srrs if (sopt->sopt_dir == SOPT_SET) { 5885166675Srrs error = sctp_setopt(so, sopt->sopt_name, optval, optsize, p); 5886163953Srrs } else if (sopt->sopt_dir == SOPT_GET) { 5887166675Srrs error = sctp_getopt(so, sopt->sopt_name, optval, &optsize, p); 5888163953Srrs } else { 5889171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5890163953Srrs error = EINVAL; 5891163953Srrs } 5892166675Srrs if ((error == 0) && (optval != NULL)) { 5893166675Srrs error = sooptcopyout(sopt, optval, optsize); 5894170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5895166675Srrs } else if (optval != NULL) { 5896170091Srrs SCTP_FREE(optval, SCTP_M_SOCKOPT); 5897163953Srrs } 5898163953Srrsout: 5899163953Srrs return (error); 5900163953Srrs} 5901163953Srrs 5902221249Stuexen#ifdef INET 5903163953Srrsstatic int 5904163953Srrssctp_connect(struct socket *so, struct sockaddr *addr, struct thread *p) 5905163953Srrs{ 5906163953Srrs int error = 0; 5907163953Srrs int create_lock_on = 0; 5908167598Srrs uint32_t vrf_id; 5909163953Srrs struct sctp_inpcb *inp; 5910163953Srrs struct sctp_tcb *stcb = NULL; 5911163953Srrs 5912163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 5913233005Stuexen if (inp == NULL) { 5914163953Srrs /* I made the same as TCP since we are not setup? */ 5915171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5916163953Srrs return (ECONNRESET); 5917163953Srrs } 5918171943Srrs if (addr == NULL) { 5919171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5920170056Srrs return EINVAL; 5921171943Srrs } 5922221249Stuexen switch (addr->sa_family) { 5923185435Sbz#ifdef INET6 5924221249Stuexen case AF_INET6: 5925221249Stuexen { 5926221249Stuexen struct sockaddr_in6 *sin6p; 5927185694Srrs 5928221249Stuexen if (addr->sa_len != sizeof(struct sockaddr_in6)) { 5929221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5930221249Stuexen return (EINVAL); 5931221249Stuexen } 5932221249Stuexen sin6p = (struct sockaddr_in6 *)addr; 5933221249Stuexen if (p != NULL && (error = prison_remote_ip6(p->td_ucred, &sin6p->sin6_addr)) != 0) { 5934221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5935221249Stuexen return (error); 5936221249Stuexen } 5937221249Stuexen break; 5938185435Sbz } 5939185435Sbz#endif 5940221249Stuexen#ifdef INET 5941221249Stuexen case AF_INET: 5942221249Stuexen { 5943221249Stuexen struct sockaddr_in *sinp; 5944185694Srrs 5945221249Stuexen if (addr->sa_len != sizeof(struct sockaddr_in)) { 5946221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5947221249Stuexen return (EINVAL); 5948221249Stuexen } 5949221249Stuexen sinp = (struct sockaddr_in *)addr; 5950221249Stuexen if (p != NULL && (error = prison_remote_ip4(p->td_ucred, &sinp->sin_addr)) != 0) { 5951221249Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, error); 5952221249Stuexen return (error); 5953221249Stuexen } 5954221249Stuexen break; 5955185435Sbz } 5956221249Stuexen#endif 5957221249Stuexen default: 5958185435Sbz SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EAFNOSUPPORT); 5959185435Sbz return (EAFNOSUPPORT); 5960170056Srrs } 5961178202Srrs SCTP_INP_INCR_REF(inp); 5962163953Srrs SCTP_ASOC_CREATE_LOCK(inp); 5963163953Srrs create_lock_on = 1; 5964163953Srrs 5965178202Srrs 5966163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) || 5967163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 5968163953Srrs /* Should I really unlock ? */ 5969171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EFAULT); 5970163953Srrs error = EFAULT; 5971163953Srrs goto out_now; 5972163953Srrs } 5973163953Srrs#ifdef INET6 5974163953Srrs if (((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) && 5975163953Srrs (addr->sa_family == AF_INET6)) { 5976171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5977163953Srrs error = EINVAL; 5978163953Srrs goto out_now; 5979163953Srrs } 5980163953Srrs#endif /* INET6 */ 5981163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) == 5982163953Srrs SCTP_PCB_FLAGS_UNBOUND) { 5983163953Srrs /* Bind a ephemeral port */ 5984171572Srrs error = sctp_inpcb_bind(so, NULL, NULL, p); 5985163953Srrs if (error) { 5986163953Srrs goto out_now; 5987163953Srrs } 5988163953Srrs } 5989163953Srrs /* Now do we connect? */ 5990181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL) && 5991181054Srrs (sctp_is_feature_off(inp, SCTP_PCB_FLAGS_PORTREUSE))) { 5992171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 5993163953Srrs error = EINVAL; 5994163953Srrs goto out_now; 5995163953Srrs } 5996163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 5997163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 5998163953Srrs /* We are already connected AND the TCP model */ 5999171943Srrs SCTP_LTRACE_ERR_RET(inp, stcb, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 6000163953Srrs error = EADDRINUSE; 6001163953Srrs goto out_now; 6002163953Srrs } 6003163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 6004163953Srrs SCTP_INP_RLOCK(inp); 6005163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6006163953Srrs SCTP_INP_RUNLOCK(inp); 6007163953Srrs } else { 6008163953Srrs /* 6009166675Srrs * We increment here since sctp_findassociation_ep_addr() 6010181054Srrs * will do a decrement if it finds the stcb as long as the 6011166675Srrs * locked tcb (last argument) is NOT a TCB.. aka NULL. 6012163953Srrs */ 6013163953Srrs SCTP_INP_INCR_REF(inp); 6014163953Srrs stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL); 6015163953Srrs if (stcb == NULL) { 6016163953Srrs SCTP_INP_DECR_REF(inp); 6017168299Srrs } else { 6018178202Srrs SCTP_TCB_UNLOCK(stcb); 6019163953Srrs } 6020163953Srrs } 6021163953Srrs if (stcb != NULL) { 6022163953Srrs /* Already have or am bring up an association */ 6023171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EALREADY); 6024163953Srrs error = EALREADY; 6025163953Srrs goto out_now; 6026163953Srrs } 6027168299Srrs vrf_id = inp->def_vrf_id; 6028163953Srrs /* We are GOOD to go */ 6029206137Stuexen stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p); 6030163953Srrs if (stcb == NULL) { 6031163953Srrs /* Gak! no memory */ 6032167598Srrs goto out_now; 6033163953Srrs } 6034163953Srrs if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) { 6035163953Srrs stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED; 6036163953Srrs /* Set the connected flag so we can queue data */ 6037163953Srrs soisconnecting(so); 6038163953Srrs } 6039171943Srrs SCTP_SET_STATE(&stcb->asoc, SCTP_STATE_COOKIE_WAIT); 6040169378Srrs (void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered); 6041163953Srrs 6042163953Srrs /* initialize authentication parameters for the assoc */ 6043163953Srrs sctp_initialize_auth_params(inp, stcb); 6044163953Srrs 6045172090Srrs sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED); 6046168299Srrs SCTP_TCB_UNLOCK(stcb); 6047163953Srrsout_now: 6048169420Srrs if (create_lock_on) { 6049163953Srrs SCTP_ASOC_CREATE_UNLOCK(inp); 6050169420Srrs } 6051163953Srrs SCTP_INP_DECR_REF(inp); 6052228907Stuexen return (error); 6053163953Srrs} 6054163953Srrs 6055221249Stuexen#endif 6056221249Stuexen 6057163953Srrsint 6058163953Srrssctp_listen(struct socket *so, int backlog, struct thread *p) 6059163953Srrs{ 6060163953Srrs /* 6061163953Srrs * Note this module depends on the protocol processing being called 6062163953Srrs * AFTER any socket level flags and backlog are applied to the 6063163953Srrs * socket. The traditional way that the socket flags are applied is 6064163953Srrs * AFTER protocol processing. We have made a change to the 6065163953Srrs * sys/kern/uipc_socket.c module to reverse this but this MUST be in 6066163953Srrs * place if the socket API for SCTP is to work properly. 6067163953Srrs */ 6068163953Srrs 6069163953Srrs int error = 0; 6070163953Srrs struct sctp_inpcb *inp; 6071163953Srrs 6072163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6073233005Stuexen if (inp == NULL) { 6074163953Srrs /* I made the same as TCP since we are not setup? */ 6075171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6076163953Srrs return (ECONNRESET); 6077163953Srrs } 6078181054Srrs if (sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) { 6079181054Srrs /* See if we have a listener */ 6080181054Srrs struct sctp_inpcb *tinp; 6081181054Srrs union sctp_sockstore store, *sp; 6082181054Srrs 6083181054Srrs sp = &store; 6084181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) == 0) { 6085181054Srrs /* not bound all */ 6086181054Srrs struct sctp_laddr *laddr; 6087181054Srrs 6088181054Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 6089181054Srrs memcpy(&store, &laddr->ifa->address, sizeof(store)); 6090221249Stuexen switch (sp->sa.sa_family) { 6091221249Stuexen#ifdef INET 6092221249Stuexen case AF_INET: 6093221249Stuexen sp->sin.sin_port = inp->sctp_lport; 6094221249Stuexen break; 6095221249Stuexen#endif 6096221249Stuexen#ifdef INET6 6097221249Stuexen case AF_INET6: 6098221249Stuexen sp->sin6.sin6_port = inp->sctp_lport; 6099221249Stuexen break; 6100221249Stuexen#endif 6101221249Stuexen default: 6102221249Stuexen break; 6103221249Stuexen } 6104181054Srrs tinp = sctp_pcb_findep(&sp->sa, 0, 0, inp->def_vrf_id); 6105181054Srrs if (tinp && (tinp != inp) && 6106181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) && 6107181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 6108181054Srrs (tinp->sctp_socket->so_qlimit)) { 6109181054Srrs /* 6110181054Srrs * we have a listener already and 6111181054Srrs * its not this inp. 6112181054Srrs */ 6113181054Srrs SCTP_INP_DECR_REF(tinp); 6114181054Srrs return (EADDRINUSE); 6115181054Srrs } else if (tinp) { 6116181054Srrs SCTP_INP_DECR_REF(tinp); 6117181054Srrs } 6118181054Srrs } 6119181054Srrs } else { 6120181054Srrs /* Setup a local addr bound all */ 6121181054Srrs memset(&store, 0, sizeof(store)); 6122221249Stuexen switch (sp->sa.sa_family) { 6123221249Stuexen#ifdef INET 6124221249Stuexen case AF_INET: 6125221249Stuexen store.sin.sin_port = inp->sctp_lport; 6126221249Stuexen break; 6127221249Stuexen#endif 6128181054Srrs#ifdef INET6 6129221249Stuexen case AF_INET6: 6130221249Stuexen sp->sin6.sin6_port = inp->sctp_lport; 6131221249Stuexen break; 6132221249Stuexen#endif 6133221249Stuexen default: 6134221249Stuexen break; 6135221249Stuexen } 6136221249Stuexen#ifdef INET6 6137181054Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 6138181054Srrs store.sa.sa_family = AF_INET6; 6139181054Srrs store.sa.sa_len = sizeof(struct sockaddr_in6); 6140181054Srrs } 6141181054Srrs#endif 6142221249Stuexen#ifdef INET 6143181054Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) == 0) { 6144181054Srrs store.sa.sa_family = AF_INET; 6145181054Srrs store.sa.sa_len = sizeof(struct sockaddr_in); 6146181054Srrs } 6147221249Stuexen#endif 6148181054Srrs tinp = sctp_pcb_findep(&sp->sa, 0, 0, inp->def_vrf_id); 6149181054Srrs if (tinp && (tinp != inp) && 6150181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) == 0) && 6151181054Srrs ((tinp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE) == 0) && 6152181054Srrs (tinp->sctp_socket->so_qlimit)) { 6153181054Srrs /* 6154181054Srrs * we have a listener already and its not 6155181054Srrs * this inp. 6156181054Srrs */ 6157181054Srrs SCTP_INP_DECR_REF(tinp); 6158181054Srrs return (EADDRINUSE); 6159181054Srrs } else if (tinp) { 6160181054Srrs SCTP_INP_DECR_REF(inp); 6161181054Srrs } 6162181054Srrs } 6163181054Srrs } 6164163953Srrs SCTP_INP_RLOCK(inp); 6165163953Srrs#ifdef SCTP_LOCK_LOGGING 6166179783Srrs if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) { 6167170744Srrs sctp_log_lock(inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_SOCK); 6168170744Srrs } 6169163953Srrs#endif 6170163953Srrs SOCK_LOCK(so); 6171163953Srrs error = solisten_proto_check(so); 6172163953Srrs if (error) { 6173163953Srrs SOCK_UNLOCK(so); 6174169208Srrs SCTP_INP_RUNLOCK(inp); 6175163953Srrs return (error); 6176163953Srrs } 6177181054Srrs if ((sctp_is_feature_on(inp, SCTP_PCB_FLAGS_PORTREUSE)) && 6178181054Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_IN_TCPPOOL)) { 6179181054Srrs /* 6180181054Srrs * The unlucky case - We are in the tcp pool with this guy. 6181181054Srrs * - Someone else is in the main inp slot. - We must move 6182181054Srrs * this guy (the listener) to the main slot - We must then 6183181054Srrs * move the guy that was listener to the TCP Pool. 6184181054Srrs */ 6185181054Srrs if (sctp_swap_inpcb_for_listen(inp)) { 6186181054Srrs goto in_use; 6187181054Srrs } 6188181054Srrs } 6189163953Srrs if ((inp->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) && 6190163953Srrs (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED)) { 6191163953Srrs /* We are already connected AND the TCP model */ 6192181054Srrsin_use: 6193163953Srrs SCTP_INP_RUNLOCK(inp); 6194163953Srrs SOCK_UNLOCK(so); 6195171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EADDRINUSE); 6196163953Srrs return (EADDRINUSE); 6197163953Srrs } 6198181054Srrs SCTP_INP_RUNLOCK(inp); 6199163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UNBOUND) { 6200163953Srrs /* We must do a bind. */ 6201166675Srrs SOCK_UNLOCK(so); 6202171572Srrs if ((error = sctp_inpcb_bind(so, NULL, NULL, p))) { 6203163953Srrs /* bind error, probably perm */ 6204163953Srrs return (error); 6205163953Srrs } 6206166675Srrs SOCK_LOCK(so); 6207163953Srrs } 6208163953Srrs /* It appears for 7.0 and on, we must always call this. */ 6209163953Srrs solisten_proto(so, backlog); 6210163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 6211163953Srrs /* remove the ACCEPTCONN flag for one-to-many sockets */ 6212163953Srrs so->so_options &= ~SO_ACCEPTCONN; 6213163953Srrs } 6214163953Srrs if (backlog == 0) { 6215163953Srrs /* turning off listen */ 6216163953Srrs so->so_options &= ~SO_ACCEPTCONN; 6217163953Srrs } 6218163953Srrs SOCK_UNLOCK(so); 6219163953Srrs return (error); 6220163953Srrs} 6221163953Srrs 6222163953Srrsstatic int sctp_defered_wakeup_cnt = 0; 6223163953Srrs 6224163953Srrsint 6225163953Srrssctp_accept(struct socket *so, struct sockaddr **addr) 6226163953Srrs{ 6227163953Srrs struct sctp_tcb *stcb; 6228163953Srrs struct sctp_inpcb *inp; 6229163953Srrs union sctp_sockstore store; 6230163953Srrs 6231178251Srrs#ifdef INET6 6232163953Srrs int error; 6233163953Srrs 6234178251Srrs#endif 6235163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6236163953Srrs 6237233005Stuexen if (inp == NULL) { 6238171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6239163953Srrs return (ECONNRESET); 6240163953Srrs } 6241163953Srrs SCTP_INP_RLOCK(inp); 6242163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_UDPTYPE) { 6243168299Srrs SCTP_INP_RUNLOCK(inp); 6244171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EOPNOTSUPP); 6245171943Srrs return (EOPNOTSUPP); 6246163953Srrs } 6247163953Srrs if (so->so_state & SS_ISDISCONNECTED) { 6248163953Srrs SCTP_INP_RUNLOCK(inp); 6249171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ECONNABORTED); 6250163953Srrs return (ECONNABORTED); 6251163953Srrs } 6252163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6253163953Srrs if (stcb == NULL) { 6254163953Srrs SCTP_INP_RUNLOCK(inp); 6255171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6256163953Srrs return (ECONNRESET); 6257163953Srrs } 6258163953Srrs SCTP_TCB_LOCK(stcb); 6259163953Srrs SCTP_INP_RUNLOCK(inp); 6260163953Srrs store = stcb->asoc.primary_destination->ro._l_addr; 6261207924Srrs stcb->asoc.state &= ~SCTP_STATE_IN_ACCEPT_QUEUE; 6262163953Srrs SCTP_TCB_UNLOCK(stcb); 6263178251Srrs switch (store.sa.sa_family) { 6264221249Stuexen#ifdef INET 6265178251Srrs case AF_INET: 6266178251Srrs { 6267178251Srrs struct sockaddr_in *sin; 6268163953Srrs 6269178251Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6270208863Srrs if (sin == NULL) 6271208863Srrs return (ENOMEM); 6272178251Srrs sin->sin_family = AF_INET; 6273178251Srrs sin->sin_len = sizeof(*sin); 6274178251Srrs sin->sin_port = ((struct sockaddr_in *)&store)->sin_port; 6275178251Srrs sin->sin_addr = ((struct sockaddr_in *)&store)->sin_addr; 6276178251Srrs *addr = (struct sockaddr *)sin; 6277178251Srrs break; 6278178251Srrs } 6279221249Stuexen#endif 6280178251Srrs#ifdef INET6 6281178251Srrs case AF_INET6: 6282178251Srrs { 6283178251Srrs struct sockaddr_in6 *sin6; 6284163953Srrs 6285178251Srrs SCTP_MALLOC_SONAME(sin6, struct sockaddr_in6 *, sizeof *sin6); 6286208863Srrs if (sin6 == NULL) 6287208863Srrs return (ENOMEM); 6288178251Srrs sin6->sin6_family = AF_INET6; 6289178251Srrs sin6->sin6_len = sizeof(*sin6); 6290178251Srrs sin6->sin6_port = ((struct sockaddr_in6 *)&store)->sin6_port; 6291163953Srrs 6292178251Srrs sin6->sin6_addr = ((struct sockaddr_in6 *)&store)->sin6_addr; 6293178251Srrs if ((error = sa6_recoverscope(sin6)) != 0) { 6294178251Srrs SCTP_FREE_SONAME(sin6); 6295178251Srrs return (error); 6296178251Srrs } 6297178251Srrs *addr = (struct sockaddr *)sin6; 6298178251Srrs break; 6299164085Srrs } 6300178251Srrs#endif 6301178251Srrs default: 6302178251Srrs /* TSNH */ 6303178251Srrs break; 6304163953Srrs } 6305163953Srrs /* Wake any delayed sleep action */ 6306163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { 6307166086Srrs SCTP_INP_WLOCK(inp); 6308163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_DONT_WAKE; 6309163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEOUTPUT) { 6310163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEOUTPUT; 6311166086Srrs SCTP_INP_WUNLOCK(inp); 6312163953Srrs SOCKBUF_LOCK(&inp->sctp_socket->so_snd); 6313163953Srrs if (sowriteable(inp->sctp_socket)) { 6314163953Srrs sowwakeup_locked(inp->sctp_socket); 6315163953Srrs } else { 6316163953Srrs SOCKBUF_UNLOCK(&inp->sctp_socket->so_snd); 6317163953Srrs } 6318166086Srrs SCTP_INP_WLOCK(inp); 6319163953Srrs } 6320163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_WAKEINPUT) { 6321163953Srrs inp->sctp_flags &= ~SCTP_PCB_FLAGS_WAKEINPUT; 6322166086Srrs SCTP_INP_WUNLOCK(inp); 6323163953Srrs SOCKBUF_LOCK(&inp->sctp_socket->so_rcv); 6324163953Srrs if (soreadable(inp->sctp_socket)) { 6325163953Srrs sctp_defered_wakeup_cnt++; 6326163953Srrs sorwakeup_locked(inp->sctp_socket); 6327163953Srrs } else { 6328163953Srrs SOCKBUF_UNLOCK(&inp->sctp_socket->so_rcv); 6329163953Srrs } 6330166086Srrs SCTP_INP_WLOCK(inp); 6331163953Srrs } 6332166086Srrs SCTP_INP_WUNLOCK(inp); 6333163953Srrs } 6334207924Srrs if (stcb->asoc.state & SCTP_STATE_ABOUT_TO_BE_FREED) { 6335207924Srrs SCTP_TCB_LOCK(stcb); 6336207924Srrs sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_7); 6337207924Srrs } 6338163953Srrs return (0); 6339163953Srrs} 6340163953Srrs 6341221249Stuexen#ifdef INET 6342163953Srrsint 6343163953Srrssctp_ingetaddr(struct socket *so, struct sockaddr **addr) 6344163953Srrs{ 6345163953Srrs struct sockaddr_in *sin; 6346167598Srrs uint32_t vrf_id; 6347163953Srrs struct sctp_inpcb *inp; 6348167695Srrs struct sctp_ifa *sctp_ifa; 6349163953Srrs 6350163953Srrs /* 6351163953Srrs * Do the malloc first in case it blocks. 6352163953Srrs */ 6353163953Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6354208863Srrs if (sin == NULL) 6355208863Srrs return (ENOMEM); 6356163953Srrs sin->sin_family = AF_INET; 6357163953Srrs sin->sin_len = sizeof(*sin); 6358163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6359163953Srrs if (!inp) { 6360163953Srrs SCTP_FREE_SONAME(sin); 6361171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6362228907Stuexen return (ECONNRESET); 6363163953Srrs } 6364163953Srrs SCTP_INP_RLOCK(inp); 6365163953Srrs sin->sin_port = inp->sctp_lport; 6366163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 6367163953Srrs if (inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) { 6368163953Srrs struct sctp_tcb *stcb; 6369163953Srrs struct sockaddr_in *sin_a; 6370163953Srrs struct sctp_nets *net; 6371163953Srrs int fnd; 6372163953Srrs 6373163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6374163953Srrs if (stcb == NULL) { 6375163953Srrs goto notConn; 6376163953Srrs } 6377163953Srrs fnd = 0; 6378163953Srrs sin_a = NULL; 6379163953Srrs SCTP_TCB_LOCK(stcb); 6380163953Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 6381163953Srrs sin_a = (struct sockaddr_in *)&net->ro._l_addr; 6382164085Srrs if (sin_a == NULL) 6383164085Srrs /* this will make coverity happy */ 6384164085Srrs continue; 6385164085Srrs 6386163953Srrs if (sin_a->sin_family == AF_INET) { 6387163953Srrs fnd = 1; 6388163953Srrs break; 6389163953Srrs } 6390163953Srrs } 6391163953Srrs if ((!fnd) || (sin_a == NULL)) { 6392163953Srrs /* punt */ 6393163953Srrs SCTP_TCB_UNLOCK(stcb); 6394163953Srrs goto notConn; 6395163953Srrs } 6396168299Srrs vrf_id = inp->def_vrf_id; 6397167598Srrs sctp_ifa = sctp_source_address_selection(inp, 6398167598Srrs stcb, 6399168299Srrs (sctp_route_t *) & net->ro, 6400167598Srrs net, 0, vrf_id); 6401167598Srrs if (sctp_ifa) { 6402167598Srrs sin->sin_addr = sctp_ifa->address.sin.sin_addr; 6403167598Srrs sctp_free_ifa(sctp_ifa); 6404167598Srrs } 6405163953Srrs SCTP_TCB_UNLOCK(stcb); 6406163953Srrs } else { 6407163953Srrs /* For the bound all case you get back 0 */ 6408163953Srrs notConn: 6409163953Srrs sin->sin_addr.s_addr = 0; 6410163953Srrs } 6411163953Srrs 6412163953Srrs } else { 6413163953Srrs /* Take the first IPv4 address in the list */ 6414163953Srrs struct sctp_laddr *laddr; 6415163953Srrs int fnd = 0; 6416163953Srrs 6417163953Srrs LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 6418167598Srrs if (laddr->ifa->address.sa.sa_family == AF_INET) { 6419163953Srrs struct sockaddr_in *sin_a; 6420163953Srrs 6421167598Srrs sin_a = (struct sockaddr_in *)&laddr->ifa->address.sa; 6422163953Srrs sin->sin_addr = sin_a->sin_addr; 6423163953Srrs fnd = 1; 6424163953Srrs break; 6425163953Srrs } 6426163953Srrs } 6427163953Srrs if (!fnd) { 6428163953Srrs SCTP_FREE_SONAME(sin); 6429163953Srrs SCTP_INP_RUNLOCK(inp); 6430171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 6431228907Stuexen return (ENOENT); 6432163953Srrs } 6433163953Srrs } 6434163953Srrs SCTP_INP_RUNLOCK(inp); 6435163953Srrs (*addr) = (struct sockaddr *)sin; 6436163953Srrs return (0); 6437163953Srrs} 6438163953Srrs 6439163953Srrsint 6440163953Srrssctp_peeraddr(struct socket *so, struct sockaddr **addr) 6441163953Srrs{ 6442231895Stuexen struct sockaddr_in *sin; 6443166086Srrs int fnd; 6444163953Srrs struct sockaddr_in *sin_a; 6445163953Srrs struct sctp_inpcb *inp; 6446163953Srrs struct sctp_tcb *stcb; 6447163953Srrs struct sctp_nets *net; 6448163953Srrs 6449163953Srrs /* Do the malloc first in case it blocks. */ 6450163953Srrs SCTP_MALLOC_SONAME(sin, struct sockaddr_in *, sizeof *sin); 6451208863Srrs if (sin == NULL) 6452208863Srrs return (ENOMEM); 6453163953Srrs sin->sin_family = AF_INET; 6454163953Srrs sin->sin_len = sizeof(*sin); 6455163953Srrs 6456163953Srrs inp = (struct sctp_inpcb *)so->so_pcb; 6457228907Stuexen if ((inp == NULL) || 6458228907Stuexen ((inp->sctp_flags & SCTP_PCB_FLAGS_CONNECTED) == 0)) { 6459228907Stuexen /* UDP type and listeners will drop out here */ 6460163953Srrs SCTP_FREE_SONAME(sin); 6461228907Stuexen SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOTCONN); 6462228907Stuexen return (ENOTCONN); 6463163953Srrs } 6464163953Srrs SCTP_INP_RLOCK(inp); 6465163953Srrs stcb = LIST_FIRST(&inp->sctp_asoc_list); 6466169420Srrs if (stcb) { 6467163953Srrs SCTP_TCB_LOCK(stcb); 6468169420Srrs } 6469163953Srrs SCTP_INP_RUNLOCK(inp); 6470163953Srrs if (stcb == NULL) { 6471163953Srrs SCTP_FREE_SONAME(sin); 6472171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); 6473228907Stuexen return (ECONNRESET); 6474163953Srrs } 6475163953Srrs fnd = 0; 6476163953Srrs TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 6477163953Srrs sin_a = (struct sockaddr_in *)&net->ro._l_addr; 6478163953Srrs if (sin_a->sin_family == AF_INET) { 6479163953Srrs fnd = 1; 6480163953Srrs sin->sin_port = stcb->rport; 6481163953Srrs sin->sin_addr = sin_a->sin_addr; 6482163953Srrs break; 6483163953Srrs } 6484163953Srrs } 6485163953Srrs SCTP_TCB_UNLOCK(stcb); 6486163953Srrs if (!fnd) { 6487163953Srrs /* No IPv4 address */ 6488163953Srrs SCTP_FREE_SONAME(sin); 6489171943Srrs SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOENT); 6490228907Stuexen return (ENOENT); 6491163953Srrs } 6492163953Srrs (*addr) = (struct sockaddr *)sin; 6493163953Srrs return (0); 6494163953Srrs} 6495163953Srrs 6496221249Stuexen#ifdef INET 6497163953Srrsstruct pr_usrreqs sctp_usrreqs = { 6498163953Srrs .pru_abort = sctp_abort, 6499163953Srrs .pru_accept = sctp_accept, 6500163953Srrs .pru_attach = sctp_attach, 6501163953Srrs .pru_bind = sctp_bind, 6502163953Srrs .pru_connect = sctp_connect, 6503163953Srrs .pru_control = in_control, 6504163953Srrs .pru_close = sctp_close, 6505163953Srrs .pru_detach = sctp_close, 6506163953Srrs .pru_sopoll = sopoll_generic, 6507178202Srrs .pru_flush = sctp_flush, 6508163953Srrs .pru_disconnect = sctp_disconnect, 6509163953Srrs .pru_listen = sctp_listen, 6510163953Srrs .pru_peeraddr = sctp_peeraddr, 6511163953Srrs .pru_send = sctp_sendm, 6512163953Srrs .pru_shutdown = sctp_shutdown, 6513163953Srrs .pru_sockaddr = sctp_ingetaddr, 6514163953Srrs .pru_sosend = sctp_sosend, 6515163953Srrs .pru_soreceive = sctp_soreceive 6516163953Srrs}; 6517221249Stuexen 6518221249Stuexen#endif 6519221249Stuexen#endif 6520