17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* 237c478bd9Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate #include <sys/types.h> 307c478bd9Sstevel@tonic-gate #include <sys/stream.h> 317c478bd9Sstevel@tonic-gate #define _SUN_TPI_VERSION 2 327c478bd9Sstevel@tonic-gate #include <sys/tihdr.h> 337c478bd9Sstevel@tonic-gate #include <sys/socket.h> 347c478bd9Sstevel@tonic-gate #include <sys/xti_inet.h> 357c478bd9Sstevel@tonic-gate #include <sys/systm.h> 367c478bd9Sstevel@tonic-gate #include <sys/ddi.h> 377c478bd9Sstevel@tonic-gate #include <sys/sunddi.h> 387c478bd9Sstevel@tonic-gate #include <sys/kmem.h> 397c478bd9Sstevel@tonic-gate #include <sys/strsubr.h> 407c478bd9Sstevel@tonic-gate #include <sys/strsun.h> 417c478bd9Sstevel@tonic-gate #include <sys/policy.h> 427c478bd9Sstevel@tonic-gate 437c478bd9Sstevel@tonic-gate #include <inet/common.h> 447c478bd9Sstevel@tonic-gate #include <netinet/ip6.h> 457c478bd9Sstevel@tonic-gate #include <inet/ip.h> 467c478bd9Sstevel@tonic-gate #include <inet/ip_ire.h> 47*43d18f1cSpriyanka #include <inet/ip_if.h> 487c478bd9Sstevel@tonic-gate #include <inet/ipclassifier.h> 497c478bd9Sstevel@tonic-gate #include <inet/ipsec_impl.h> 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate #include <netinet/in.h> 527c478bd9Sstevel@tonic-gate #include <netinet/ip.h> 537c478bd9Sstevel@tonic-gate #include <netinet/tcp.h> 547c478bd9Sstevel@tonic-gate 557c478bd9Sstevel@tonic-gate #include <inet/common.h> 567c478bd9Sstevel@tonic-gate #include <inet/ip.h> 577c478bd9Sstevel@tonic-gate #include <inet/ip6.h> 587c478bd9Sstevel@tonic-gate #include <inet/sctp_itf.h> 597c478bd9Sstevel@tonic-gate #include "sctp_impl.h" 607c478bd9Sstevel@tonic-gate #include "sctp_asconf.h" 617c478bd9Sstevel@tonic-gate #include "sctp_addr.h" 627c478bd9Sstevel@tonic-gate 637c478bd9Sstevel@tonic-gate static int sctp_getpeeraddrs(sctp_t *, void *, int *); 647c478bd9Sstevel@tonic-gate 657c478bd9Sstevel@tonic-gate /* 667c478bd9Sstevel@tonic-gate * Set optbuf and optlen for the option. 677c478bd9Sstevel@tonic-gate * Allocate memory (if not already present). 687c478bd9Sstevel@tonic-gate * Otherwise just point optbuf and optlen at invalp and inlen. 697c478bd9Sstevel@tonic-gate * Returns failure if memory can not be allocated. 707c478bd9Sstevel@tonic-gate */ 717c478bd9Sstevel@tonic-gate static int 727c478bd9Sstevel@tonic-gate sctp_pkt_set(uchar_t *invalp, uint_t inlen, uchar_t **optbufp, uint_t *optlenp) 737c478bd9Sstevel@tonic-gate { 747c478bd9Sstevel@tonic-gate uchar_t *optbuf; 757c478bd9Sstevel@tonic-gate 767c478bd9Sstevel@tonic-gate if (inlen == *optlenp) { 777c478bd9Sstevel@tonic-gate /* Unchanged length - no need to realocate */ 787c478bd9Sstevel@tonic-gate bcopy(invalp, *optbufp, inlen); 797c478bd9Sstevel@tonic-gate return (0); 807c478bd9Sstevel@tonic-gate } 817c478bd9Sstevel@tonic-gate if (inlen != 0) { 827c478bd9Sstevel@tonic-gate /* Allocate new buffer before free */ 837c478bd9Sstevel@tonic-gate optbuf = kmem_zalloc(inlen, KM_NOSLEEP); 847c478bd9Sstevel@tonic-gate if (optbuf == NULL) 857c478bd9Sstevel@tonic-gate return (ENOMEM); 867c478bd9Sstevel@tonic-gate } else { 877c478bd9Sstevel@tonic-gate optbuf = NULL; 887c478bd9Sstevel@tonic-gate } 897c478bd9Sstevel@tonic-gate /* Free old buffer */ 907c478bd9Sstevel@tonic-gate if (*optlenp != 0) 917c478bd9Sstevel@tonic-gate kmem_free(*optbufp, *optlenp); 927c478bd9Sstevel@tonic-gate 937c478bd9Sstevel@tonic-gate bcopy(invalp, optbuf, inlen); 947c478bd9Sstevel@tonic-gate *optbufp = optbuf; 957c478bd9Sstevel@tonic-gate *optlenp = inlen; 967c478bd9Sstevel@tonic-gate return (0); 977c478bd9Sstevel@tonic-gate } 987c478bd9Sstevel@tonic-gate 997c478bd9Sstevel@tonic-gate /* 1007c478bd9Sstevel@tonic-gate * Use the outgoing IP header to create an IP_OPTIONS option the way 1017c478bd9Sstevel@tonic-gate * it was passed down from the application. 1027c478bd9Sstevel@tonic-gate */ 1037c478bd9Sstevel@tonic-gate static int 1047c478bd9Sstevel@tonic-gate sctp_opt_get_user(ipha_t *ipha, uchar_t *buf) 1057c478bd9Sstevel@tonic-gate { 1067c478bd9Sstevel@tonic-gate uchar_t *opt; 1077c478bd9Sstevel@tonic-gate int totallen; 1087c478bd9Sstevel@tonic-gate uint32_t optval; 1097c478bd9Sstevel@tonic-gate uint32_t optlen; 1107c478bd9Sstevel@tonic-gate uint32_t len = 0; 1117c478bd9Sstevel@tonic-gate uchar_t *buf1 = buf; 1127c478bd9Sstevel@tonic-gate 1137c478bd9Sstevel@tonic-gate buf += IP_ADDR_LEN; /* Leave room for final destination */ 1147c478bd9Sstevel@tonic-gate len += IP_ADDR_LEN; 1157c478bd9Sstevel@tonic-gate bzero(buf1, IP_ADDR_LEN); 1167c478bd9Sstevel@tonic-gate 1177c478bd9Sstevel@tonic-gate totallen = ipha->ipha_version_and_hdr_length - 1187c478bd9Sstevel@tonic-gate (uint8_t)((IP_VERSION << 4) + IP_SIMPLE_HDR_LENGTH_IN_WORDS); 1197c478bd9Sstevel@tonic-gate opt = (uchar_t *)&ipha[1]; 1207c478bd9Sstevel@tonic-gate totallen <<= 2; 1217c478bd9Sstevel@tonic-gate while (totallen != 0) { 1227c478bd9Sstevel@tonic-gate switch (optval = opt[IPOPT_OPTVAL]) { 1237c478bd9Sstevel@tonic-gate case IPOPT_EOL: 1247c478bd9Sstevel@tonic-gate goto done; 1257c478bd9Sstevel@tonic-gate case IPOPT_NOP: 1267c478bd9Sstevel@tonic-gate optlen = 1; 1277c478bd9Sstevel@tonic-gate break; 1287c478bd9Sstevel@tonic-gate default: 1297c478bd9Sstevel@tonic-gate optlen = opt[IPOPT_OLEN]; 1307c478bd9Sstevel@tonic-gate } 1317c478bd9Sstevel@tonic-gate if (optlen == 0 || optlen > totallen) 1327c478bd9Sstevel@tonic-gate break; 1337c478bd9Sstevel@tonic-gate 1347c478bd9Sstevel@tonic-gate switch (optval) { 1357c478bd9Sstevel@tonic-gate int off; 1367c478bd9Sstevel@tonic-gate case IPOPT_SSRR: 1377c478bd9Sstevel@tonic-gate case IPOPT_LSRR: 1387c478bd9Sstevel@tonic-gate 1397c478bd9Sstevel@tonic-gate /* 1407c478bd9Sstevel@tonic-gate * Insert ipha_dst as the first entry in the source 1417c478bd9Sstevel@tonic-gate * route and move down the entries on step. 1427c478bd9Sstevel@tonic-gate * The last entry gets placed at buf1. 1437c478bd9Sstevel@tonic-gate */ 1447c478bd9Sstevel@tonic-gate buf[IPOPT_OPTVAL] = optval; 1457c478bd9Sstevel@tonic-gate buf[IPOPT_OLEN] = optlen; 1467c478bd9Sstevel@tonic-gate buf[IPOPT_OFFSET] = optlen; 1477c478bd9Sstevel@tonic-gate 1487c478bd9Sstevel@tonic-gate off = optlen - IP_ADDR_LEN; 1497c478bd9Sstevel@tonic-gate if (off < 0) { 1507c478bd9Sstevel@tonic-gate /* No entries in source route */ 1517c478bd9Sstevel@tonic-gate break; 1527c478bd9Sstevel@tonic-gate } 1537c478bd9Sstevel@tonic-gate /* Last entry in source route */ 1547c478bd9Sstevel@tonic-gate bcopy(opt + off, buf1, IP_ADDR_LEN); 1557c478bd9Sstevel@tonic-gate off -= IP_ADDR_LEN; 1567c478bd9Sstevel@tonic-gate 1577c478bd9Sstevel@tonic-gate while (off > 0) { 1587c478bd9Sstevel@tonic-gate bcopy(opt + off, 1597c478bd9Sstevel@tonic-gate buf + off + IP_ADDR_LEN, 1607c478bd9Sstevel@tonic-gate IP_ADDR_LEN); 1617c478bd9Sstevel@tonic-gate off -= IP_ADDR_LEN; 1627c478bd9Sstevel@tonic-gate } 1637c478bd9Sstevel@tonic-gate /* ipha_dst into first slot */ 1647c478bd9Sstevel@tonic-gate bcopy(&ipha->ipha_dst, 1657c478bd9Sstevel@tonic-gate buf + off + IP_ADDR_LEN, 1667c478bd9Sstevel@tonic-gate IP_ADDR_LEN); 1677c478bd9Sstevel@tonic-gate buf += optlen; 1687c478bd9Sstevel@tonic-gate len += optlen; 1697c478bd9Sstevel@tonic-gate break; 1707c478bd9Sstevel@tonic-gate default: 1717c478bd9Sstevel@tonic-gate bcopy(opt, buf, optlen); 1727c478bd9Sstevel@tonic-gate buf += optlen; 1737c478bd9Sstevel@tonic-gate len += optlen; 1747c478bd9Sstevel@tonic-gate break; 1757c478bd9Sstevel@tonic-gate } 1767c478bd9Sstevel@tonic-gate totallen -= optlen; 1777c478bd9Sstevel@tonic-gate opt += optlen; 1787c478bd9Sstevel@tonic-gate } 1797c478bd9Sstevel@tonic-gate done: 1807c478bd9Sstevel@tonic-gate /* Pad the resulting options */ 1817c478bd9Sstevel@tonic-gate while (len & 0x3) { 1827c478bd9Sstevel@tonic-gate *buf++ = IPOPT_EOL; 1837c478bd9Sstevel@tonic-gate len++; 1847c478bd9Sstevel@tonic-gate } 1857c478bd9Sstevel@tonic-gate return (len); 1867c478bd9Sstevel@tonic-gate } 1877c478bd9Sstevel@tonic-gate 1887c478bd9Sstevel@tonic-gate 1897c478bd9Sstevel@tonic-gate /* 1907c478bd9Sstevel@tonic-gate * Copy the standard header into its new location, 1917c478bd9Sstevel@tonic-gate * lay in the new options and then update the relevant 1927c478bd9Sstevel@tonic-gate * fields in both sctp_t and the standard header. 1937c478bd9Sstevel@tonic-gate * NOTE: this could be simpler if we trusted bcopy() 1947c478bd9Sstevel@tonic-gate * with overlapping src/dst. 1957c478bd9Sstevel@tonic-gate */ 1967c478bd9Sstevel@tonic-gate static int 1977c478bd9Sstevel@tonic-gate sctp_opt_set_header(sctp_t *sctp, boolean_t checkonly, const void *ptr, 1987c478bd9Sstevel@tonic-gate uint_t len) 1997c478bd9Sstevel@tonic-gate { 2007c478bd9Sstevel@tonic-gate char buf[SCTP_MAX_HDR_LENGTH]; 2017c478bd9Sstevel@tonic-gate uint_t sctph_len; 2027c478bd9Sstevel@tonic-gate 2037c478bd9Sstevel@tonic-gate if (checkonly) { 2047c478bd9Sstevel@tonic-gate /* 2057c478bd9Sstevel@tonic-gate * do not really set, just pretend to - T_CHECK 2067c478bd9Sstevel@tonic-gate */ 2077c478bd9Sstevel@tonic-gate if (len != 0) { 2087c478bd9Sstevel@tonic-gate /* 2097c478bd9Sstevel@tonic-gate * there is value supplied, validate it as if 2107c478bd9Sstevel@tonic-gate * for a real set operation. 2117c478bd9Sstevel@tonic-gate */ 2127c478bd9Sstevel@tonic-gate if ((len > SCTP_MAX_IP_OPTIONS_LENGTH) || (len & 0x3)) 2137c478bd9Sstevel@tonic-gate return (EINVAL); 2147c478bd9Sstevel@tonic-gate } 2157c478bd9Sstevel@tonic-gate return (0); 2167c478bd9Sstevel@tonic-gate } 2177c478bd9Sstevel@tonic-gate 2187c478bd9Sstevel@tonic-gate if ((len > SCTP_MAX_IP_OPTIONS_LENGTH) || (len & 0x3)) 2197c478bd9Sstevel@tonic-gate return (EINVAL); 2207c478bd9Sstevel@tonic-gate sctph_len = sizeof (sctp_hdr_t); 2217c478bd9Sstevel@tonic-gate bcopy(sctp->sctp_sctph, buf, sctph_len); 2227c478bd9Sstevel@tonic-gate bcopy(ptr, (char *)sctp->sctp_ipha + IP_SIMPLE_HDR_LENGTH, len); 2237c478bd9Sstevel@tonic-gate len += IP_SIMPLE_HDR_LENGTH; 2247c478bd9Sstevel@tonic-gate sctp->sctp_sctph = (sctp_hdr_t *)((char *)sctp->sctp_ipha + len); 2257c478bd9Sstevel@tonic-gate bcopy(buf, sctp->sctp_sctph, sctph_len); 2267c478bd9Sstevel@tonic-gate sctp->sctp_ip_hdr_len = len; 2277c478bd9Sstevel@tonic-gate sctp->sctp_ipha->ipha_version_and_hdr_length = 2287c478bd9Sstevel@tonic-gate (IP_VERSION << 4) | (len >> 2); 2297c478bd9Sstevel@tonic-gate len += sctph_len; 2307c478bd9Sstevel@tonic-gate sctp->sctp_hdr_len = len; 2317c478bd9Sstevel@tonic-gate 2327c478bd9Sstevel@tonic-gate if (sctp->sctp_current) { 2337c478bd9Sstevel@tonic-gate /* 2347c478bd9Sstevel@tonic-gate * Could be setting options before setting up connection. 2357c478bd9Sstevel@tonic-gate */ 2367c478bd9Sstevel@tonic-gate sctp_set_ulp_prop(sctp); 2377c478bd9Sstevel@tonic-gate } 2387c478bd9Sstevel@tonic-gate return (0); 2397c478bd9Sstevel@tonic-gate } 2407c478bd9Sstevel@tonic-gate 2417c478bd9Sstevel@tonic-gate static int 2427c478bd9Sstevel@tonic-gate sctp_get_status(sctp_t *sctp, void *ptr) 2437c478bd9Sstevel@tonic-gate { 2447c478bd9Sstevel@tonic-gate struct sctp_status *sstat = ptr; 2457c478bd9Sstevel@tonic-gate sctp_faddr_t *fp; 2467c478bd9Sstevel@tonic-gate struct sockaddr_in *sin; 2477c478bd9Sstevel@tonic-gate struct sockaddr_in6 *sin6; 2487c478bd9Sstevel@tonic-gate struct sctp_paddrinfo *sp; 2497c478bd9Sstevel@tonic-gate mblk_t *meta, *mp; 2507c478bd9Sstevel@tonic-gate int i; 2517c478bd9Sstevel@tonic-gate 2527c478bd9Sstevel@tonic-gate sstat->sstat_state = sctp->sctp_state; 2537c478bd9Sstevel@tonic-gate sstat->sstat_rwnd = sctp->sctp_frwnd; 2547c478bd9Sstevel@tonic-gate 2557c478bd9Sstevel@tonic-gate sp = &sstat->sstat_primary; 2567c478bd9Sstevel@tonic-gate if (!sctp->sctp_primary) { 2577c478bd9Sstevel@tonic-gate bzero(sp, sizeof (*sp)); 2587c478bd9Sstevel@tonic-gate goto noprim; 2597c478bd9Sstevel@tonic-gate } 2607c478bd9Sstevel@tonic-gate fp = sctp->sctp_primary; 2617c478bd9Sstevel@tonic-gate 2627c478bd9Sstevel@tonic-gate if (fp->isv4) { 2637c478bd9Sstevel@tonic-gate sin = (struct sockaddr_in *)&sp->spinfo_address; 2647c478bd9Sstevel@tonic-gate sin->sin_family = AF_INET; 2657c478bd9Sstevel@tonic-gate sin->sin_port = sctp->sctp_fport; 2667c478bd9Sstevel@tonic-gate IN6_V4MAPPED_TO_INADDR(&fp->faddr, &sin->sin_addr); 2677c478bd9Sstevel@tonic-gate sp->spinfo_mtu = sctp->sctp_hdr_len; 2687c478bd9Sstevel@tonic-gate } else { 2697c478bd9Sstevel@tonic-gate sin6 = (struct sockaddr_in6 *)&sp->spinfo_address; 2707c478bd9Sstevel@tonic-gate sin6->sin6_family = AF_INET6; 2717c478bd9Sstevel@tonic-gate sin6->sin6_port = sctp->sctp_fport; 2727c478bd9Sstevel@tonic-gate sin6->sin6_addr = fp->faddr; 2737c478bd9Sstevel@tonic-gate sp->spinfo_mtu = sctp->sctp_hdr6_len; 2747c478bd9Sstevel@tonic-gate } 2757c478bd9Sstevel@tonic-gate sp->spinfo_state = fp->state == SCTP_FADDRS_ALIVE ? SCTP_ACTIVE : 2767c478bd9Sstevel@tonic-gate SCTP_INACTIVE; 2777c478bd9Sstevel@tonic-gate sp->spinfo_cwnd = fp->cwnd; 2787c478bd9Sstevel@tonic-gate sp->spinfo_srtt = fp->srtt; 2797c478bd9Sstevel@tonic-gate sp->spinfo_rto = fp->rto; 2807c478bd9Sstevel@tonic-gate sp->spinfo_mtu += fp->sfa_pmss; 2817c478bd9Sstevel@tonic-gate 2827c478bd9Sstevel@tonic-gate noprim: 2837c478bd9Sstevel@tonic-gate sstat->sstat_unackdata = 0; 2847c478bd9Sstevel@tonic-gate sstat->sstat_penddata = 0; 2857c478bd9Sstevel@tonic-gate sstat->sstat_instrms = sctp->sctp_num_istr; 2867c478bd9Sstevel@tonic-gate sstat->sstat_outstrms = sctp->sctp_num_ostr; 2877c478bd9Sstevel@tonic-gate sstat->sstat_fragmentation_point = sctp->sctp_mss - 2887c478bd9Sstevel@tonic-gate sizeof (sctp_data_hdr_t); 2897c478bd9Sstevel@tonic-gate 2907c478bd9Sstevel@tonic-gate /* count unack'd */ 2917c478bd9Sstevel@tonic-gate for (meta = sctp->sctp_xmit_head; meta; meta = meta->b_next) { 2927c478bd9Sstevel@tonic-gate for (mp = meta->b_cont; mp; mp = mp->b_next) { 2937c478bd9Sstevel@tonic-gate if (!SCTP_CHUNK_ISSENT(mp)) { 2947c478bd9Sstevel@tonic-gate break; 2957c478bd9Sstevel@tonic-gate } 2967c478bd9Sstevel@tonic-gate if (!SCTP_CHUNK_ISACKED(mp)) { 2977c478bd9Sstevel@tonic-gate sstat->sstat_unackdata++; 2987c478bd9Sstevel@tonic-gate } 2997c478bd9Sstevel@tonic-gate } 3007c478bd9Sstevel@tonic-gate } 3017c478bd9Sstevel@tonic-gate 3027c478bd9Sstevel@tonic-gate /* 3037c478bd9Sstevel@tonic-gate * Count penddata chunks. We can only count chunks in SCTP (not 3047c478bd9Sstevel@tonic-gate * data already delivered to socket layer). 3057c478bd9Sstevel@tonic-gate */ 3067c478bd9Sstevel@tonic-gate if (sctp->sctp_instr != NULL) { 3077c478bd9Sstevel@tonic-gate for (i = 0; i < sctp->sctp_num_istr; i++) { 3087c478bd9Sstevel@tonic-gate for (meta = sctp->sctp_instr[i].istr_reass; 3097c478bd9Sstevel@tonic-gate meta != NULL; meta = meta->b_next) { 3107c478bd9Sstevel@tonic-gate for (mp = meta->b_cont; mp; mp = mp->b_cont) { 3117c478bd9Sstevel@tonic-gate if (DB_TYPE(mp) != M_CTL) { 3127c478bd9Sstevel@tonic-gate sstat->sstat_penddata++; 3137c478bd9Sstevel@tonic-gate } 3147c478bd9Sstevel@tonic-gate } 3157c478bd9Sstevel@tonic-gate } 3167c478bd9Sstevel@tonic-gate } 3177c478bd9Sstevel@tonic-gate } 3187c478bd9Sstevel@tonic-gate /* Un-Ordered Frag list */ 3197c478bd9Sstevel@tonic-gate for (meta = sctp->sctp_uo_frags; meta != NULL; meta = meta->b_next) 3207c478bd9Sstevel@tonic-gate sstat->sstat_penddata++; 3217c478bd9Sstevel@tonic-gate 3227c478bd9Sstevel@tonic-gate return (sizeof (*sstat)); 3237c478bd9Sstevel@tonic-gate } 3247c478bd9Sstevel@tonic-gate 3257c478bd9Sstevel@tonic-gate /* 3267c478bd9Sstevel@tonic-gate * SCTP_GET_PEER_ADDR_INFO 3277c478bd9Sstevel@tonic-gate */ 3287c478bd9Sstevel@tonic-gate static int 3297c478bd9Sstevel@tonic-gate sctp_get_paddrinfo(sctp_t *sctp, void *ptr, socklen_t *optlen) 3307c478bd9Sstevel@tonic-gate { 3317c478bd9Sstevel@tonic-gate struct sctp_paddrinfo *infop = ptr; 3327c478bd9Sstevel@tonic-gate struct sockaddr_in *sin4; 3337c478bd9Sstevel@tonic-gate struct sockaddr_in6 *sin6; 3347c478bd9Sstevel@tonic-gate in6_addr_t faddr; 3357c478bd9Sstevel@tonic-gate sctp_faddr_t *fp; 3367c478bd9Sstevel@tonic-gate 3377c478bd9Sstevel@tonic-gate switch (infop->spinfo_address.ss_family) { 3387c478bd9Sstevel@tonic-gate case AF_INET: 3397c478bd9Sstevel@tonic-gate sin4 = (struct sockaddr_in *)&infop->spinfo_address; 3407c478bd9Sstevel@tonic-gate IN6_INADDR_TO_V4MAPPED(&sin4->sin_addr, &faddr); 3417c478bd9Sstevel@tonic-gate break; 3427c478bd9Sstevel@tonic-gate case AF_INET6: 3437c478bd9Sstevel@tonic-gate sin6 = (struct sockaddr_in6 *)&infop->spinfo_address; 3447c478bd9Sstevel@tonic-gate faddr = sin6->sin6_addr; 3457c478bd9Sstevel@tonic-gate break; 3467c478bd9Sstevel@tonic-gate default: 3477c478bd9Sstevel@tonic-gate return (EAFNOSUPPORT); 3487c478bd9Sstevel@tonic-gate } 3497c478bd9Sstevel@tonic-gate 3507c478bd9Sstevel@tonic-gate if ((fp = sctp_lookup_faddr(sctp, &faddr)) == NULL) 3517c478bd9Sstevel@tonic-gate return (EINVAL); 3527c478bd9Sstevel@tonic-gate 3537c478bd9Sstevel@tonic-gate infop->spinfo_state = (fp->state == SCTP_FADDRS_ALIVE) ? SCTP_ACTIVE : 3547c478bd9Sstevel@tonic-gate SCTP_INACTIVE; 3557c478bd9Sstevel@tonic-gate infop->spinfo_cwnd = fp->cwnd; 3567c478bd9Sstevel@tonic-gate infop->spinfo_srtt = TICK_TO_MSEC(fp->srtt); 3577c478bd9Sstevel@tonic-gate infop->spinfo_rto = TICK_TO_MSEC(fp->rto); 3587c478bd9Sstevel@tonic-gate infop->spinfo_mtu = fp->sfa_pmss; 3597c478bd9Sstevel@tonic-gate 3607c478bd9Sstevel@tonic-gate *optlen = sizeof (struct sctp_paddrinfo); 3617c478bd9Sstevel@tonic-gate return (0); 3627c478bd9Sstevel@tonic-gate } 3637c478bd9Sstevel@tonic-gate 3647c478bd9Sstevel@tonic-gate /* 3657c478bd9Sstevel@tonic-gate * SCTP_RTOINFO 3667c478bd9Sstevel@tonic-gate */ 3677c478bd9Sstevel@tonic-gate static int 3687c478bd9Sstevel@tonic-gate sctp_get_rtoinfo(sctp_t *sctp, void *ptr) 3697c478bd9Sstevel@tonic-gate { 3707c478bd9Sstevel@tonic-gate struct sctp_rtoinfo *srto = ptr; 3717c478bd9Sstevel@tonic-gate 3727c478bd9Sstevel@tonic-gate srto->srto_initial = TICK_TO_MSEC(sctp->sctp_rto_initial); 3737c478bd9Sstevel@tonic-gate srto->srto_max = TICK_TO_MSEC(sctp->sctp_rto_max); 3747c478bd9Sstevel@tonic-gate srto->srto_min = TICK_TO_MSEC(sctp->sctp_rto_min); 3757c478bd9Sstevel@tonic-gate 3767c478bd9Sstevel@tonic-gate return (sizeof (*srto)); 3777c478bd9Sstevel@tonic-gate } 3787c478bd9Sstevel@tonic-gate 3797c478bd9Sstevel@tonic-gate static int 3807c478bd9Sstevel@tonic-gate sctp_set_rtoinfo(sctp_t *sctp, const void *invalp, uint_t inlen) 3817c478bd9Sstevel@tonic-gate { 3827c478bd9Sstevel@tonic-gate const struct sctp_rtoinfo *srto; 3837c478bd9Sstevel@tonic-gate boolean_t ispriv; 3847c478bd9Sstevel@tonic-gate 3857c478bd9Sstevel@tonic-gate if (inlen < sizeof (*srto)) { 3867c478bd9Sstevel@tonic-gate return (EINVAL); 3877c478bd9Sstevel@tonic-gate } 3887c478bd9Sstevel@tonic-gate srto = invalp; 3897c478bd9Sstevel@tonic-gate 3907c478bd9Sstevel@tonic-gate ispriv = secpolicy_net_config(CRED(), B_TRUE) == 0; 3917c478bd9Sstevel@tonic-gate 3927c478bd9Sstevel@tonic-gate /* 3937c478bd9Sstevel@tonic-gate * Bounds checking. Priviledged user can set the RTO initial 3947c478bd9Sstevel@tonic-gate * outside the ndd boundary. 3957c478bd9Sstevel@tonic-gate */ 3967c478bd9Sstevel@tonic-gate if (srto->srto_initial != 0 && 3977c478bd9Sstevel@tonic-gate (!ispriv && (srto->srto_initial < sctp_rto_initialg_low || 3987c478bd9Sstevel@tonic-gate srto->srto_initial > sctp_rto_initialg_high))) { 3997c478bd9Sstevel@tonic-gate return (EINVAL); 4007c478bd9Sstevel@tonic-gate } 4017c478bd9Sstevel@tonic-gate if (srto->srto_max != 0 && 4027c478bd9Sstevel@tonic-gate (!ispriv && (srto->srto_max < sctp_rto_maxg_low || 4037c478bd9Sstevel@tonic-gate srto->srto_max > sctp_rto_maxg_high))) { 4047c478bd9Sstevel@tonic-gate return (EINVAL); 4057c478bd9Sstevel@tonic-gate } 4067c478bd9Sstevel@tonic-gate if (srto->srto_min != 0 && 4077c478bd9Sstevel@tonic-gate (!ispriv && (srto->srto_min < sctp_rto_ming_low || 4087c478bd9Sstevel@tonic-gate srto->srto_min > sctp_rto_ming_high))) { 4097c478bd9Sstevel@tonic-gate return (EINVAL); 4107c478bd9Sstevel@tonic-gate } 4117c478bd9Sstevel@tonic-gate 4127c478bd9Sstevel@tonic-gate if (srto->srto_initial != 0) { 4137c478bd9Sstevel@tonic-gate sctp->sctp_rto_initial = MSEC_TO_TICK(srto->srto_initial); 4147c478bd9Sstevel@tonic-gate } 4157c478bd9Sstevel@tonic-gate if (srto->srto_max != 0) { 4167c478bd9Sstevel@tonic-gate sctp->sctp_rto_max = MSEC_TO_TICK(srto->srto_max); 4177c478bd9Sstevel@tonic-gate } 4187c478bd9Sstevel@tonic-gate if (srto->srto_min != 0) { 4197c478bd9Sstevel@tonic-gate sctp->sctp_rto_min = MSEC_TO_TICK(srto->srto_min); 4207c478bd9Sstevel@tonic-gate } 4217c478bd9Sstevel@tonic-gate 4227c478bd9Sstevel@tonic-gate return (0); 4237c478bd9Sstevel@tonic-gate } 4247c478bd9Sstevel@tonic-gate 4257c478bd9Sstevel@tonic-gate /* 4267c478bd9Sstevel@tonic-gate * SCTP_ASSOCINFO 4277c478bd9Sstevel@tonic-gate */ 4287c478bd9Sstevel@tonic-gate static int 4297c478bd9Sstevel@tonic-gate sctp_get_assocparams(sctp_t *sctp, void *ptr) 4307c478bd9Sstevel@tonic-gate { 4317c478bd9Sstevel@tonic-gate struct sctp_assocparams *sap = ptr; 4327c478bd9Sstevel@tonic-gate sctp_faddr_t *fp; 4337c478bd9Sstevel@tonic-gate uint16_t i; 4347c478bd9Sstevel@tonic-gate 4357c478bd9Sstevel@tonic-gate sap->sasoc_asocmaxrxt = sctp->sctp_pa_max_rxt; 4367c478bd9Sstevel@tonic-gate 4377c478bd9Sstevel@tonic-gate /* 4387c478bd9Sstevel@tonic-gate * Count the number of peer addresses 4397c478bd9Sstevel@tonic-gate */ 4407c478bd9Sstevel@tonic-gate for (i = 0, fp = sctp->sctp_faddrs; fp != NULL; fp = fp->next) { 4417c478bd9Sstevel@tonic-gate i++; 4427c478bd9Sstevel@tonic-gate } 4437c478bd9Sstevel@tonic-gate sap->sasoc_number_peer_destinations = i; 4447c478bd9Sstevel@tonic-gate sap->sasoc_peer_rwnd = sctp->sctp_frwnd; 4457c478bd9Sstevel@tonic-gate sap->sasoc_local_rwnd = sctp->sctp_rwnd; 4467c478bd9Sstevel@tonic-gate sap->sasoc_cookie_life = TICK_TO_MSEC(sctp->sctp_cookie_lifetime); 4477c478bd9Sstevel@tonic-gate 4487c478bd9Sstevel@tonic-gate return (sizeof (*sap)); 4497c478bd9Sstevel@tonic-gate } 4507c478bd9Sstevel@tonic-gate 4517c478bd9Sstevel@tonic-gate static int 4527c478bd9Sstevel@tonic-gate sctp_set_assocparams(sctp_t *sctp, const void *invalp, uint_t inlen) 4537c478bd9Sstevel@tonic-gate { 4547c478bd9Sstevel@tonic-gate const struct sctp_assocparams *sap = invalp; 4557c478bd9Sstevel@tonic-gate uint32_t sum = 0; 4567c478bd9Sstevel@tonic-gate sctp_faddr_t *fp; 4577c478bd9Sstevel@tonic-gate 4587c478bd9Sstevel@tonic-gate if (inlen < sizeof (*sap)) { 4597c478bd9Sstevel@tonic-gate return (EINVAL); 4607c478bd9Sstevel@tonic-gate } 4617c478bd9Sstevel@tonic-gate 4627c478bd9Sstevel@tonic-gate if (sap->sasoc_asocmaxrxt) { 4637c478bd9Sstevel@tonic-gate if (sctp->sctp_faddrs) { 4647c478bd9Sstevel@tonic-gate /* 4657c478bd9Sstevel@tonic-gate * Bounds check: as per rfc2960, assoc max retr cannot 4667c478bd9Sstevel@tonic-gate * exceed the sum of all individual path max retr's. 4677c478bd9Sstevel@tonic-gate */ 4687c478bd9Sstevel@tonic-gate for (fp = sctp->sctp_faddrs; fp; fp = fp->next) { 4697c478bd9Sstevel@tonic-gate sum += fp->max_retr; 4707c478bd9Sstevel@tonic-gate } 4717c478bd9Sstevel@tonic-gate if (sap->sasoc_asocmaxrxt > sum) { 4727c478bd9Sstevel@tonic-gate return (EINVAL); 4737c478bd9Sstevel@tonic-gate } 4747c478bd9Sstevel@tonic-gate } 4757c478bd9Sstevel@tonic-gate if (sap->sasoc_asocmaxrxt < sctp_pa_max_retr_low || 4767c478bd9Sstevel@tonic-gate sap->sasoc_asocmaxrxt > sctp_pa_max_retr_high) { 4777c478bd9Sstevel@tonic-gate /* 4787c478bd9Sstevel@tonic-gate * Out of bounds. 4797c478bd9Sstevel@tonic-gate */ 4807c478bd9Sstevel@tonic-gate return (EINVAL); 4817c478bd9Sstevel@tonic-gate } 4827c478bd9Sstevel@tonic-gate } 4837c478bd9Sstevel@tonic-gate if (sap->sasoc_cookie_life != 0 && 4847c478bd9Sstevel@tonic-gate (sap->sasoc_cookie_life < sctp_cookie_life_low || 4857c478bd9Sstevel@tonic-gate sap->sasoc_cookie_life > sctp_cookie_life_high)) { 4867c478bd9Sstevel@tonic-gate return (EINVAL); 4877c478bd9Sstevel@tonic-gate } 4887c478bd9Sstevel@tonic-gate 4897c478bd9Sstevel@tonic-gate if (sap->sasoc_asocmaxrxt > 0) { 4907c478bd9Sstevel@tonic-gate sctp->sctp_pa_max_rxt = sap->sasoc_asocmaxrxt; 4917c478bd9Sstevel@tonic-gate } 4927c478bd9Sstevel@tonic-gate if (sap->sasoc_cookie_life > 0) { 4937c478bd9Sstevel@tonic-gate sctp->sctp_cookie_lifetime = MSEC_TO_TICK( 4947c478bd9Sstevel@tonic-gate sap->sasoc_cookie_life); 4957c478bd9Sstevel@tonic-gate } 4967c478bd9Sstevel@tonic-gate return (0); 4977c478bd9Sstevel@tonic-gate } 4987c478bd9Sstevel@tonic-gate 4997c478bd9Sstevel@tonic-gate /* 5007c478bd9Sstevel@tonic-gate * SCTP_INITMSG 5017c478bd9Sstevel@tonic-gate */ 5027c478bd9Sstevel@tonic-gate static int 5037c478bd9Sstevel@tonic-gate sctp_get_initmsg(sctp_t *sctp, void *ptr) 5047c478bd9Sstevel@tonic-gate { 5057c478bd9Sstevel@tonic-gate struct sctp_initmsg *si = ptr; 5067c478bd9Sstevel@tonic-gate 5077c478bd9Sstevel@tonic-gate si->sinit_num_ostreams = sctp->sctp_num_ostr; 5087c478bd9Sstevel@tonic-gate si->sinit_max_instreams = sctp->sctp_num_istr; 5097c478bd9Sstevel@tonic-gate si->sinit_max_attempts = sctp->sctp_max_init_rxt; 5107c478bd9Sstevel@tonic-gate si->sinit_max_init_timeo = TICK_TO_MSEC(sctp->sctp_init_rto_max); 5117c478bd9Sstevel@tonic-gate 5127c478bd9Sstevel@tonic-gate return (sizeof (*si)); 5137c478bd9Sstevel@tonic-gate } 5147c478bd9Sstevel@tonic-gate 5157c478bd9Sstevel@tonic-gate static int 5167c478bd9Sstevel@tonic-gate sctp_set_initmsg(sctp_t *sctp, const void *invalp, uint_t inlen) 5177c478bd9Sstevel@tonic-gate { 5187c478bd9Sstevel@tonic-gate const struct sctp_initmsg *si = invalp; 5197c478bd9Sstevel@tonic-gate 5207c478bd9Sstevel@tonic-gate if (sctp->sctp_state > SCTPS_LISTEN) { 5217c478bd9Sstevel@tonic-gate return (EINVAL); 5227c478bd9Sstevel@tonic-gate } 5237c478bd9Sstevel@tonic-gate if (inlen < sizeof (*si)) { 5247c478bd9Sstevel@tonic-gate return (EINVAL); 5257c478bd9Sstevel@tonic-gate } 5267c478bd9Sstevel@tonic-gate if (si->sinit_num_ostreams != 0 && 5277c478bd9Sstevel@tonic-gate (si->sinit_num_ostreams < sctp_initial_out_streams_low || 5287c478bd9Sstevel@tonic-gate si->sinit_num_ostreams > sctp_initial_out_streams_high)) { 5297c478bd9Sstevel@tonic-gate /* 5307c478bd9Sstevel@tonic-gate * Out of bounds. 5317c478bd9Sstevel@tonic-gate */ 5327c478bd9Sstevel@tonic-gate return (EINVAL); 5337c478bd9Sstevel@tonic-gate } 5347c478bd9Sstevel@tonic-gate if (si->sinit_max_instreams != 0 && 5357c478bd9Sstevel@tonic-gate (si->sinit_max_instreams < sctp_max_in_streams_low || 5367c478bd9Sstevel@tonic-gate si->sinit_max_instreams > sctp_max_in_streams_high)) { 5377c478bd9Sstevel@tonic-gate return (EINVAL); 5387c478bd9Sstevel@tonic-gate } 5397c478bd9Sstevel@tonic-gate if (si->sinit_max_attempts != 0 && 5407c478bd9Sstevel@tonic-gate (si->sinit_max_attempts < sctp_max_init_retr_low || 5417c478bd9Sstevel@tonic-gate si->sinit_max_attempts > sctp_max_init_retr_high)) { 5427c478bd9Sstevel@tonic-gate return (EINVAL); 5437c478bd9Sstevel@tonic-gate } 5447c478bd9Sstevel@tonic-gate if (si->sinit_max_init_timeo != 0 && 5457c478bd9Sstevel@tonic-gate (secpolicy_net_config(CRED(), B_TRUE) != 0 && 5467c478bd9Sstevel@tonic-gate (si->sinit_max_init_timeo < sctp_rto_maxg_low || 5477c478bd9Sstevel@tonic-gate si->sinit_max_init_timeo > sctp_rto_maxg_high))) { 5487c478bd9Sstevel@tonic-gate return (EINVAL); 5497c478bd9Sstevel@tonic-gate } 5507c478bd9Sstevel@tonic-gate if (si->sinit_num_ostreams != 0) 5517c478bd9Sstevel@tonic-gate sctp->sctp_num_ostr = si->sinit_num_ostreams; 5527c478bd9Sstevel@tonic-gate 5537c478bd9Sstevel@tonic-gate if (si->sinit_max_instreams != 0) 5547c478bd9Sstevel@tonic-gate sctp->sctp_num_istr = si->sinit_max_instreams; 5557c478bd9Sstevel@tonic-gate 5567c478bd9Sstevel@tonic-gate if (si->sinit_max_attempts != 0) 5577c478bd9Sstevel@tonic-gate sctp->sctp_max_init_rxt = si->sinit_max_attempts; 5587c478bd9Sstevel@tonic-gate 5597c478bd9Sstevel@tonic-gate if (si->sinit_max_init_timeo != 0) { 5607c478bd9Sstevel@tonic-gate sctp->sctp_init_rto_max = 5617c478bd9Sstevel@tonic-gate MSEC_TO_TICK(si->sinit_max_init_timeo); 5627c478bd9Sstevel@tonic-gate } 5637c478bd9Sstevel@tonic-gate return (0); 5647c478bd9Sstevel@tonic-gate } 5657c478bd9Sstevel@tonic-gate 5667c478bd9Sstevel@tonic-gate /* 5677c478bd9Sstevel@tonic-gate * SCTP_PEER_ADDR_PARAMS 5687c478bd9Sstevel@tonic-gate */ 5697c478bd9Sstevel@tonic-gate static int 5707c478bd9Sstevel@tonic-gate sctp_find_peer_fp(sctp_t *sctp, const struct sockaddr_storage *ss, 5717c478bd9Sstevel@tonic-gate sctp_faddr_t **fpp) 5727c478bd9Sstevel@tonic-gate { 5737c478bd9Sstevel@tonic-gate struct sockaddr_in *sin; 5747c478bd9Sstevel@tonic-gate struct sockaddr_in6 *sin6; 5757c478bd9Sstevel@tonic-gate in6_addr_t addr; 5767c478bd9Sstevel@tonic-gate 5777c478bd9Sstevel@tonic-gate if (ss->ss_family == AF_INET) { 5787c478bd9Sstevel@tonic-gate sin = (struct sockaddr_in *)ss; 5797c478bd9Sstevel@tonic-gate IN6_IPADDR_TO_V4MAPPED(sin->sin_addr.s_addr, &addr); 5807c478bd9Sstevel@tonic-gate } else if (ss->ss_family == AF_INET6) { 5817c478bd9Sstevel@tonic-gate sin6 = (struct sockaddr_in6 *)ss; 5827c478bd9Sstevel@tonic-gate addr = sin6->sin6_addr; 5837c478bd9Sstevel@tonic-gate } else if (ss->ss_family) { 5847c478bd9Sstevel@tonic-gate return (EAFNOSUPPORT); 5857c478bd9Sstevel@tonic-gate } 5867c478bd9Sstevel@tonic-gate 5877c478bd9Sstevel@tonic-gate if (!ss->ss_family || 5887c478bd9Sstevel@tonic-gate SCTP_IS_ADDR_UNSPEC(IN6_IS_ADDR_V4MAPPED(&addr), addr)) { 5897c478bd9Sstevel@tonic-gate *fpp = NULL; 5907c478bd9Sstevel@tonic-gate } else { 5917c478bd9Sstevel@tonic-gate *fpp = sctp_lookup_faddr(sctp, &addr); 5927c478bd9Sstevel@tonic-gate if (*fpp == NULL) { 5937c478bd9Sstevel@tonic-gate return (EINVAL); 5947c478bd9Sstevel@tonic-gate } 5957c478bd9Sstevel@tonic-gate } 5967c478bd9Sstevel@tonic-gate return (0); 5977c478bd9Sstevel@tonic-gate } 5987c478bd9Sstevel@tonic-gate 5997c478bd9Sstevel@tonic-gate static int 6007c478bd9Sstevel@tonic-gate sctp_get_peer_addr_params(sctp_t *sctp, void *ptr) 6017c478bd9Sstevel@tonic-gate { 6027c478bd9Sstevel@tonic-gate struct sctp_paddrparams *spp = ptr; 6037c478bd9Sstevel@tonic-gate sctp_faddr_t *fp; 6047c478bd9Sstevel@tonic-gate int retval; 6057c478bd9Sstevel@tonic-gate 6067c478bd9Sstevel@tonic-gate retval = sctp_find_peer_fp(sctp, &spp->spp_address, &fp); 6077c478bd9Sstevel@tonic-gate if (retval) { 6087c478bd9Sstevel@tonic-gate return (retval); 6097c478bd9Sstevel@tonic-gate } 6107c478bd9Sstevel@tonic-gate if (fp) { 6117c478bd9Sstevel@tonic-gate spp->spp_hbinterval = TICK_TO_MSEC(fp->hb_interval); 6127c478bd9Sstevel@tonic-gate spp->spp_pathmaxrxt = fp->max_retr; 6137c478bd9Sstevel@tonic-gate } else { 6147c478bd9Sstevel@tonic-gate spp->spp_hbinterval = TICK_TO_MSEC(sctp->sctp_hb_interval); 6157c478bd9Sstevel@tonic-gate spp->spp_pathmaxrxt = sctp->sctp_pp_max_rxt; 6167c478bd9Sstevel@tonic-gate } 6177c478bd9Sstevel@tonic-gate return (sizeof (*spp)); 6187c478bd9Sstevel@tonic-gate } 6197c478bd9Sstevel@tonic-gate 6207c478bd9Sstevel@tonic-gate static int 6217c478bd9Sstevel@tonic-gate sctp_set_peer_addr_params(sctp_t *sctp, const void *invalp, uint_t inlen) 6227c478bd9Sstevel@tonic-gate { 6237c478bd9Sstevel@tonic-gate const struct sctp_paddrparams *spp = invalp; 6247c478bd9Sstevel@tonic-gate sctp_faddr_t *fp, *fp2; 6257c478bd9Sstevel@tonic-gate int retval; 6267c478bd9Sstevel@tonic-gate uint32_t sum = 0; 6277c478bd9Sstevel@tonic-gate int64_t now; 6287c478bd9Sstevel@tonic-gate 6297c478bd9Sstevel@tonic-gate if (inlen < sizeof (*spp)) { 6307c478bd9Sstevel@tonic-gate return (EINVAL); 6317c478bd9Sstevel@tonic-gate } 6327c478bd9Sstevel@tonic-gate 6337c478bd9Sstevel@tonic-gate retval = sctp_find_peer_fp(sctp, &spp->spp_address, &fp); 6347c478bd9Sstevel@tonic-gate if (retval != 0) { 6357c478bd9Sstevel@tonic-gate return (retval); 6367c478bd9Sstevel@tonic-gate } 6377c478bd9Sstevel@tonic-gate 6387c478bd9Sstevel@tonic-gate if (spp->spp_hbinterval && spp->spp_hbinterval != UINT32_MAX && 6397c478bd9Sstevel@tonic-gate (spp->spp_hbinterval < sctp_heartbeat_interval_low || 6407c478bd9Sstevel@tonic-gate spp->spp_hbinterval > sctp_heartbeat_interval_high)) { 6417c478bd9Sstevel@tonic-gate return (EINVAL); 6427c478bd9Sstevel@tonic-gate } 6437c478bd9Sstevel@tonic-gate if (spp->spp_pathmaxrxt && 6447c478bd9Sstevel@tonic-gate (spp->spp_pathmaxrxt < sctp_pp_max_retr_low || 6457c478bd9Sstevel@tonic-gate spp->spp_pathmaxrxt > sctp_pp_max_retr_high)) { 6467c478bd9Sstevel@tonic-gate return (EINVAL); 6477c478bd9Sstevel@tonic-gate } 6487c478bd9Sstevel@tonic-gate if (spp->spp_pathmaxrxt && sctp->sctp_faddrs) { 6497c478bd9Sstevel@tonic-gate for (fp2 = sctp->sctp_faddrs; fp2; fp2 = fp2->next) { 6507c478bd9Sstevel@tonic-gate if (!fp || fp2 == fp) { 6517c478bd9Sstevel@tonic-gate sum += spp->spp_pathmaxrxt; 6527c478bd9Sstevel@tonic-gate } else { 6537c478bd9Sstevel@tonic-gate sum += fp2->max_retr; 6547c478bd9Sstevel@tonic-gate } 6557c478bd9Sstevel@tonic-gate } 6567c478bd9Sstevel@tonic-gate if (sctp->sctp_pa_max_rxt > sum) { 6577c478bd9Sstevel@tonic-gate return (EINVAL); 6587c478bd9Sstevel@tonic-gate } 6597c478bd9Sstevel@tonic-gate } 6607c478bd9Sstevel@tonic-gate 6617c478bd9Sstevel@tonic-gate now = lbolt64; 6627c478bd9Sstevel@tonic-gate if (fp != NULL) { 6637c478bd9Sstevel@tonic-gate if (spp->spp_hbinterval == UINT32_MAX) { 6647c478bd9Sstevel@tonic-gate /* 6657c478bd9Sstevel@tonic-gate * Send heartbeat immediatelly, don't modify the 6667c478bd9Sstevel@tonic-gate * current setting. 6677c478bd9Sstevel@tonic-gate */ 6687c478bd9Sstevel@tonic-gate sctp_send_heartbeat(sctp, fp); 6697c478bd9Sstevel@tonic-gate } else { 6707c478bd9Sstevel@tonic-gate fp->hb_interval = MSEC_TO_TICK(spp->spp_hbinterval); 6717c478bd9Sstevel@tonic-gate fp->hb_expiry = now + SET_HB_INTVL(fp); 6727c478bd9Sstevel@tonic-gate /* 6737c478bd9Sstevel@tonic-gate * Restart the heartbeat timer using the new intrvl. 6747c478bd9Sstevel@tonic-gate * We need to call sctp_heartbeat_timer() to set 6757c478bd9Sstevel@tonic-gate * the earliest heartbeat expiry time. 6767c478bd9Sstevel@tonic-gate */ 6777c478bd9Sstevel@tonic-gate sctp_heartbeat_timer(sctp); 6787c478bd9Sstevel@tonic-gate } 6797c478bd9Sstevel@tonic-gate if (spp->spp_pathmaxrxt) { 6807c478bd9Sstevel@tonic-gate fp->max_retr = spp->spp_pathmaxrxt; 6817c478bd9Sstevel@tonic-gate } 6827c478bd9Sstevel@tonic-gate } else { 6837c478bd9Sstevel@tonic-gate for (fp2 = sctp->sctp_faddrs; fp2 != NULL; fp2 = fp2->next) { 6847c478bd9Sstevel@tonic-gate if (spp->spp_hbinterval == UINT32_MAX) { 6857c478bd9Sstevel@tonic-gate /* 6867c478bd9Sstevel@tonic-gate * Send heartbeat immediatelly, don't modify 6877c478bd9Sstevel@tonic-gate * the current setting. 6887c478bd9Sstevel@tonic-gate */ 6897c478bd9Sstevel@tonic-gate sctp_send_heartbeat(sctp, fp2); 6907c478bd9Sstevel@tonic-gate } else { 6917c478bd9Sstevel@tonic-gate fp2->hb_interval = MSEC_TO_TICK( 6927c478bd9Sstevel@tonic-gate spp->spp_hbinterval); 6937c478bd9Sstevel@tonic-gate fp2->hb_expiry = now + SET_HB_INTVL(fp2); 6947c478bd9Sstevel@tonic-gate } 6957c478bd9Sstevel@tonic-gate if (spp->spp_pathmaxrxt) { 6967c478bd9Sstevel@tonic-gate fp2->max_retr = spp->spp_pathmaxrxt; 6977c478bd9Sstevel@tonic-gate } 6987c478bd9Sstevel@tonic-gate } 6997c478bd9Sstevel@tonic-gate if (spp->spp_hbinterval != UINT32_MAX) { 7007c478bd9Sstevel@tonic-gate sctp->sctp_hb_interval = MSEC_TO_TICK( 7017c478bd9Sstevel@tonic-gate spp->spp_hbinterval); 7027c478bd9Sstevel@tonic-gate /* Restart the heartbeat timer using the new intrvl. */ 7037c478bd9Sstevel@tonic-gate sctp_timer(sctp, sctp->sctp_heartbeat_mp, 7047c478bd9Sstevel@tonic-gate sctp->sctp_hb_interval); 7057c478bd9Sstevel@tonic-gate } 7067c478bd9Sstevel@tonic-gate if (spp->spp_pathmaxrxt) { 7077c478bd9Sstevel@tonic-gate sctp->sctp_pp_max_rxt = spp->spp_pathmaxrxt; 7087c478bd9Sstevel@tonic-gate } 7097c478bd9Sstevel@tonic-gate } 7107c478bd9Sstevel@tonic-gate return (0); 7117c478bd9Sstevel@tonic-gate } 7127c478bd9Sstevel@tonic-gate 7137c478bd9Sstevel@tonic-gate /* 7147c478bd9Sstevel@tonic-gate * SCTP_DEFAULT_SEND_PARAM 7157c478bd9Sstevel@tonic-gate */ 7167c478bd9Sstevel@tonic-gate static int 7177c478bd9Sstevel@tonic-gate sctp_get_def_send_params(sctp_t *sctp, void *ptr) 7187c478bd9Sstevel@tonic-gate { 7197c478bd9Sstevel@tonic-gate struct sctp_sndrcvinfo *sinfo = ptr; 7207c478bd9Sstevel@tonic-gate 7217c478bd9Sstevel@tonic-gate sinfo->sinfo_stream = sctp->sctp_def_stream; 7227c478bd9Sstevel@tonic-gate sinfo->sinfo_ssn = 0; 7237c478bd9Sstevel@tonic-gate sinfo->sinfo_flags = sctp->sctp_def_flags; 7247c478bd9Sstevel@tonic-gate sinfo->sinfo_ppid = sctp->sctp_def_ppid; 7257c478bd9Sstevel@tonic-gate sinfo->sinfo_context = sctp->sctp_def_context; 7267c478bd9Sstevel@tonic-gate sinfo->sinfo_timetolive = sctp->sctp_def_timetolive; 7277c478bd9Sstevel@tonic-gate sinfo->sinfo_tsn = 0; 7287c478bd9Sstevel@tonic-gate sinfo->sinfo_cumtsn = 0; 7297c478bd9Sstevel@tonic-gate 7307c478bd9Sstevel@tonic-gate return (sizeof (*sinfo)); 7317c478bd9Sstevel@tonic-gate } 7327c478bd9Sstevel@tonic-gate 7337c478bd9Sstevel@tonic-gate static int 7347c478bd9Sstevel@tonic-gate sctp_set_def_send_params(sctp_t *sctp, const void *invalp, uint_t inlen) 7357c478bd9Sstevel@tonic-gate { 7367c478bd9Sstevel@tonic-gate const struct sctp_sndrcvinfo *sinfo = invalp; 7377c478bd9Sstevel@tonic-gate 7387c478bd9Sstevel@tonic-gate if (inlen < sizeof (*sinfo)) { 7397c478bd9Sstevel@tonic-gate return (EINVAL); 7407c478bd9Sstevel@tonic-gate } 7417c478bd9Sstevel@tonic-gate if (sinfo->sinfo_stream >= sctp->sctp_num_ostr) { 7427c478bd9Sstevel@tonic-gate return (EINVAL); 7437c478bd9Sstevel@tonic-gate } 7447c478bd9Sstevel@tonic-gate 7457c478bd9Sstevel@tonic-gate sctp->sctp_def_stream = sinfo->sinfo_stream; 7467c478bd9Sstevel@tonic-gate sctp->sctp_def_flags = sinfo->sinfo_flags; 7477c478bd9Sstevel@tonic-gate sctp->sctp_def_ppid = sinfo->sinfo_ppid; 7487c478bd9Sstevel@tonic-gate sctp->sctp_def_context = sinfo->sinfo_context; 7497c478bd9Sstevel@tonic-gate sctp->sctp_def_timetolive = sinfo->sinfo_timetolive; 7507c478bd9Sstevel@tonic-gate 7517c478bd9Sstevel@tonic-gate return (0); 7527c478bd9Sstevel@tonic-gate } 7537c478bd9Sstevel@tonic-gate 7547c478bd9Sstevel@tonic-gate static int 7557c478bd9Sstevel@tonic-gate sctp_set_prim(sctp_t *sctp, const void *invalp, uint_t inlen) 7567c478bd9Sstevel@tonic-gate { 7577c478bd9Sstevel@tonic-gate const struct sctp_setpeerprim *pp = invalp; 7587c478bd9Sstevel@tonic-gate int retval; 7597c478bd9Sstevel@tonic-gate sctp_faddr_t *fp; 7607c478bd9Sstevel@tonic-gate 7617c478bd9Sstevel@tonic-gate if (inlen < sizeof (*pp)) { 7627c478bd9Sstevel@tonic-gate return (EINVAL); 7637c478bd9Sstevel@tonic-gate } 7647c478bd9Sstevel@tonic-gate 7657c478bd9Sstevel@tonic-gate retval = sctp_find_peer_fp(sctp, &pp->sspp_addr, &fp); 7667c478bd9Sstevel@tonic-gate if (retval) 7677c478bd9Sstevel@tonic-gate return (retval); 7687c478bd9Sstevel@tonic-gate 7697c478bd9Sstevel@tonic-gate if (fp == NULL) 7707c478bd9Sstevel@tonic-gate return (EINVAL); 7717c478bd9Sstevel@tonic-gate if (fp == sctp->sctp_primary) 7727c478bd9Sstevel@tonic-gate return (0); 7737c478bd9Sstevel@tonic-gate sctp->sctp_primary = fp; 7747c478bd9Sstevel@tonic-gate 7757c478bd9Sstevel@tonic-gate /* Only switch current if fp is alive */ 7767c478bd9Sstevel@tonic-gate if (fp->state != SCTP_FADDRS_ALIVE || fp == sctp->sctp_current) { 7777c478bd9Sstevel@tonic-gate return (0); 7787c478bd9Sstevel@tonic-gate } 7797c478bd9Sstevel@tonic-gate sctp->sctp_current = fp; 7807c478bd9Sstevel@tonic-gate sctp->sctp_mss = fp->sfa_pmss; 7817c478bd9Sstevel@tonic-gate /* Reset the addrs in the composite header */ 7827c478bd9Sstevel@tonic-gate sctp_faddr2hdraddr(fp, sctp); 7837c478bd9Sstevel@tonic-gate sctp_set_ulp_prop(sctp); 7847c478bd9Sstevel@tonic-gate 7857c478bd9Sstevel@tonic-gate return (0); 7867c478bd9Sstevel@tonic-gate } 7877c478bd9Sstevel@tonic-gate 7887c478bd9Sstevel@tonic-gate /* Handy on off switch for socket option processing. */ 7897c478bd9Sstevel@tonic-gate #define ONOFF(x) ((x) == 0 ? 0 : 1) 7907c478bd9Sstevel@tonic-gate 7917c478bd9Sstevel@tonic-gate /* 7927c478bd9Sstevel@tonic-gate * SCTP routine to get the values of options. 7937c478bd9Sstevel@tonic-gate */ 7947c478bd9Sstevel@tonic-gate int 7957c478bd9Sstevel@tonic-gate sctp_get_opt(sctp_t *sctp, int level, int name, void *ptr, socklen_t *optlen) 7967c478bd9Sstevel@tonic-gate { 7977c478bd9Sstevel@tonic-gate int *i1 = (int *)ptr; 7987c478bd9Sstevel@tonic-gate int retval = 0; 7997c478bd9Sstevel@tonic-gate int buflen = *optlen; 800*43d18f1cSpriyanka conn_t *connp = sctp->sctp_connp; 8017c478bd9Sstevel@tonic-gate ip6_pkt_t *ipp = &sctp->sctp_sticky_ipp; 8027c478bd9Sstevel@tonic-gate /* In most cases, the return buffer is just an int */ 8037c478bd9Sstevel@tonic-gate *optlen = sizeof (int32_t); 8047c478bd9Sstevel@tonic-gate 8057c478bd9Sstevel@tonic-gate RUN_SCTP(sctp); 8067c478bd9Sstevel@tonic-gate 8077c478bd9Sstevel@tonic-gate switch (level) { 8087c478bd9Sstevel@tonic-gate case SOL_SOCKET: 8097c478bd9Sstevel@tonic-gate switch (name) { 8107c478bd9Sstevel@tonic-gate case SO_LINGER: { 8117c478bd9Sstevel@tonic-gate struct linger *lgr = (struct linger *)ptr; 8127c478bd9Sstevel@tonic-gate 8137c478bd9Sstevel@tonic-gate lgr->l_onoff = sctp->sctp_linger ? SO_LINGER : 0; 8147c478bd9Sstevel@tonic-gate lgr->l_linger = TICK_TO_MSEC(sctp->sctp_lingertime); 8157c478bd9Sstevel@tonic-gate *optlen = sizeof (struct linger); 8167c478bd9Sstevel@tonic-gate break; 8177c478bd9Sstevel@tonic-gate } 8187c478bd9Sstevel@tonic-gate case SO_DEBUG: 8197c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_debug ? SO_DEBUG : 0; 8207c478bd9Sstevel@tonic-gate break; 8217c478bd9Sstevel@tonic-gate case SO_DONTROUTE: 8227c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_dontroute ? SO_DONTROUTE : 0; 8237c478bd9Sstevel@tonic-gate break; 8247c478bd9Sstevel@tonic-gate case SO_USELOOPBACK: 8257c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_useloopback ? SO_USELOOPBACK : 0; 8267c478bd9Sstevel@tonic-gate break; 8277c478bd9Sstevel@tonic-gate case SO_BROADCAST: 8287c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_broadcast ? SO_BROADCAST : 0; 8297c478bd9Sstevel@tonic-gate break; 8307c478bd9Sstevel@tonic-gate case SO_REUSEADDR: 8317c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_reuseaddr ? SO_REUSEADDR : 0; 8327c478bd9Sstevel@tonic-gate break; 8337c478bd9Sstevel@tonic-gate case SO_DGRAM_ERRIND: 8347c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_dgram_errind ? SO_DGRAM_ERRIND : 0; 8357c478bd9Sstevel@tonic-gate break; 8367c478bd9Sstevel@tonic-gate case SO_SNDBUF: 8377c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_xmit_hiwater; 8387c478bd9Sstevel@tonic-gate break; 8397c478bd9Sstevel@tonic-gate case SO_RCVBUF: 8407c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_rwnd; 8417c478bd9Sstevel@tonic-gate break; 8427c478bd9Sstevel@tonic-gate default: 8437c478bd9Sstevel@tonic-gate retval = EINVAL; 8447c478bd9Sstevel@tonic-gate break; 8457c478bd9Sstevel@tonic-gate } 8467c478bd9Sstevel@tonic-gate break; 8477c478bd9Sstevel@tonic-gate 8487c478bd9Sstevel@tonic-gate case IPPROTO_SCTP: 8497c478bd9Sstevel@tonic-gate switch (name) { 8507c478bd9Sstevel@tonic-gate case SCTP_RTOINFO: 8517c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_rtoinfo)) { 8527c478bd9Sstevel@tonic-gate retval = EINVAL; 8537c478bd9Sstevel@tonic-gate break; 8547c478bd9Sstevel@tonic-gate } 8557c478bd9Sstevel@tonic-gate *optlen = sctp_get_rtoinfo(sctp, ptr); 8567c478bd9Sstevel@tonic-gate break; 8577c478bd9Sstevel@tonic-gate case SCTP_ASSOCINFO: 8587c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_assocparams)) { 8597c478bd9Sstevel@tonic-gate retval = EINVAL; 8607c478bd9Sstevel@tonic-gate break; 8617c478bd9Sstevel@tonic-gate } 8627c478bd9Sstevel@tonic-gate *optlen = sctp_get_assocparams(sctp, ptr); 8637c478bd9Sstevel@tonic-gate break; 8647c478bd9Sstevel@tonic-gate case SCTP_INITMSG: 8657c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_initmsg)) { 8667c478bd9Sstevel@tonic-gate retval = EINVAL; 8677c478bd9Sstevel@tonic-gate break; 8687c478bd9Sstevel@tonic-gate } 8697c478bd9Sstevel@tonic-gate *optlen = sctp_get_initmsg(sctp, ptr); 8707c478bd9Sstevel@tonic-gate break; 8717c478bd9Sstevel@tonic-gate case SCTP_NODELAY: 8727c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_ndelay; 8737c478bd9Sstevel@tonic-gate break; 8747c478bd9Sstevel@tonic-gate case SCTP_AUTOCLOSE: 8757c478bd9Sstevel@tonic-gate *i1 = TICK_TO_SEC(sctp->sctp_autoclose); 8767c478bd9Sstevel@tonic-gate break; 8777c478bd9Sstevel@tonic-gate case SCTP_ADAPTION_LAYER: 8787c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_setadaption)) { 8797c478bd9Sstevel@tonic-gate retval = EINVAL; 8807c478bd9Sstevel@tonic-gate break; 8817c478bd9Sstevel@tonic-gate } 8827c478bd9Sstevel@tonic-gate ((struct sctp_setadaption *)ptr)->ssb_adaption_ind = 8837c478bd9Sstevel@tonic-gate sctp->sctp_tx_adaption_code; 8847c478bd9Sstevel@tonic-gate break; 8857c478bd9Sstevel@tonic-gate case SCTP_PEER_ADDR_PARAMS: 8867c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_paddrparams)) { 8877c478bd9Sstevel@tonic-gate retval = EINVAL; 8887c478bd9Sstevel@tonic-gate break; 8897c478bd9Sstevel@tonic-gate } 8907c478bd9Sstevel@tonic-gate *optlen = sctp_get_peer_addr_params(sctp, ptr); 8917c478bd9Sstevel@tonic-gate break; 8927c478bd9Sstevel@tonic-gate case SCTP_DEFAULT_SEND_PARAM: 8937c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_sndrcvinfo)) { 8947c478bd9Sstevel@tonic-gate retval = EINVAL; 8957c478bd9Sstevel@tonic-gate break; 8967c478bd9Sstevel@tonic-gate } 8977c478bd9Sstevel@tonic-gate *optlen = sctp_get_def_send_params(sctp, ptr); 8987c478bd9Sstevel@tonic-gate break; 8997c478bd9Sstevel@tonic-gate case SCTP_EVENTS: { 9007c478bd9Sstevel@tonic-gate struct sctp_event_subscribe *ev; 9017c478bd9Sstevel@tonic-gate 9027c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_event_subscribe)) { 9037c478bd9Sstevel@tonic-gate retval = EINVAL; 9047c478bd9Sstevel@tonic-gate break; 9057c478bd9Sstevel@tonic-gate } 9067c478bd9Sstevel@tonic-gate ev = (struct sctp_event_subscribe *)ptr; 9077c478bd9Sstevel@tonic-gate ev->sctp_data_io_event = 9087c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvsndrcvinfo); 9097c478bd9Sstevel@tonic-gate ev->sctp_association_event = 9107c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvassocevnt); 9117c478bd9Sstevel@tonic-gate ev->sctp_address_event = 9127c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvpathevnt); 9137c478bd9Sstevel@tonic-gate ev->sctp_send_failure_event = 9147c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvsendfailevnt); 9157c478bd9Sstevel@tonic-gate ev->sctp_peer_error_event = 9167c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvpeererr); 9177c478bd9Sstevel@tonic-gate ev->sctp_shutdown_event = 9187c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvshutdownevnt); 9197c478bd9Sstevel@tonic-gate ev->sctp_partial_delivery_event = 9207c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvpdevnt); 9217c478bd9Sstevel@tonic-gate ev->sctp_adaption_layer_event = 9227c478bd9Sstevel@tonic-gate ONOFF(sctp->sctp_recvalevnt); 9237c478bd9Sstevel@tonic-gate *optlen = sizeof (struct sctp_event_subscribe); 9247c478bd9Sstevel@tonic-gate break; 9257c478bd9Sstevel@tonic-gate } 9267c478bd9Sstevel@tonic-gate case SCTP_STATUS: 9277c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_status)) { 9287c478bd9Sstevel@tonic-gate retval = EINVAL; 9297c478bd9Sstevel@tonic-gate break; 9307c478bd9Sstevel@tonic-gate } 9317c478bd9Sstevel@tonic-gate *optlen = sctp_get_status(sctp, ptr); 9327c478bd9Sstevel@tonic-gate break; 9337c478bd9Sstevel@tonic-gate case SCTP_GET_PEER_ADDR_INFO: 9347c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct sctp_paddrinfo)) { 9357c478bd9Sstevel@tonic-gate retval = EINVAL; 9367c478bd9Sstevel@tonic-gate break; 9377c478bd9Sstevel@tonic-gate } 9387c478bd9Sstevel@tonic-gate retval = sctp_get_paddrinfo(sctp, ptr, optlen); 9397c478bd9Sstevel@tonic-gate break; 9407c478bd9Sstevel@tonic-gate case SCTP_GET_NLADDRS: 9417c478bd9Sstevel@tonic-gate *(int32_t *)ptr = sctp->sctp_nsaddrs; 9427c478bd9Sstevel@tonic-gate break; 9437c478bd9Sstevel@tonic-gate case SCTP_GET_LADDRS: { 9447c478bd9Sstevel@tonic-gate int addr_cnt; 9457c478bd9Sstevel@tonic-gate int addr_size; 9467c478bd9Sstevel@tonic-gate 9477c478bd9Sstevel@tonic-gate if (sctp->sctp_family == AF_INET) 9487c478bd9Sstevel@tonic-gate addr_size = sizeof (struct sockaddr_in); 9497c478bd9Sstevel@tonic-gate else 9507c478bd9Sstevel@tonic-gate addr_size = sizeof (struct sockaddr_in6); 9517c478bd9Sstevel@tonic-gate addr_cnt = buflen / addr_size; 9527c478bd9Sstevel@tonic-gate retval = sctp_getmyaddrs(sctp, ptr, &addr_cnt); 9537c478bd9Sstevel@tonic-gate if (retval == 0) 9547c478bd9Sstevel@tonic-gate *optlen = addr_cnt * addr_size; 9557c478bd9Sstevel@tonic-gate break; 9567c478bd9Sstevel@tonic-gate } 9577c478bd9Sstevel@tonic-gate case SCTP_GET_NPADDRS: { 9587c478bd9Sstevel@tonic-gate int i; 9597c478bd9Sstevel@tonic-gate sctp_faddr_t *fp; 9607c478bd9Sstevel@tonic-gate 9617c478bd9Sstevel@tonic-gate for (i = 0, fp = sctp->sctp_faddrs; fp != NULL; 9627c478bd9Sstevel@tonic-gate i++, fp = fp->next) 9637c478bd9Sstevel@tonic-gate ; 9647c478bd9Sstevel@tonic-gate *(int32_t *)ptr = i; 9657c478bd9Sstevel@tonic-gate break; 9667c478bd9Sstevel@tonic-gate } 9677c478bd9Sstevel@tonic-gate case SCTP_GET_PADDRS: { 9687c478bd9Sstevel@tonic-gate int addr_cnt; 9697c478bd9Sstevel@tonic-gate int addr_size; 9707c478bd9Sstevel@tonic-gate 9717c478bd9Sstevel@tonic-gate if (sctp->sctp_family == AF_INET) 9727c478bd9Sstevel@tonic-gate addr_size = sizeof (struct sockaddr_in); 9737c478bd9Sstevel@tonic-gate else 9747c478bd9Sstevel@tonic-gate addr_size = sizeof (struct sockaddr_in6); 9757c478bd9Sstevel@tonic-gate addr_cnt = buflen / addr_size; 9767c478bd9Sstevel@tonic-gate retval = sctp_getpeeraddrs(sctp, ptr, &addr_cnt); 9777c478bd9Sstevel@tonic-gate if (retval == 0) 9787c478bd9Sstevel@tonic-gate *optlen = addr_cnt * addr_size; 9797c478bd9Sstevel@tonic-gate break; 9807c478bd9Sstevel@tonic-gate } 9817c478bd9Sstevel@tonic-gate case SCTP_PRSCTP: 9827c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_prsctp_aware ? 1 : 0; 9837c478bd9Sstevel@tonic-gate break; 9847c478bd9Sstevel@tonic-gate case SCTP_I_WANT_MAPPED_V4_ADDR: 9857c478bd9Sstevel@tonic-gate case SCTP_MAXSEG: 9867c478bd9Sstevel@tonic-gate case SCTP_DISABLE_FRAGMENTS: 9877c478bd9Sstevel@tonic-gate /* Not yet supported. */ 9887c478bd9Sstevel@tonic-gate default: 9897c478bd9Sstevel@tonic-gate retval = EINVAL; 9907c478bd9Sstevel@tonic-gate break; 9917c478bd9Sstevel@tonic-gate } 9927c478bd9Sstevel@tonic-gate break; 9937c478bd9Sstevel@tonic-gate 9947c478bd9Sstevel@tonic-gate case IPPROTO_IP: 9957c478bd9Sstevel@tonic-gate if (sctp->sctp_family != AF_INET) { 9967c478bd9Sstevel@tonic-gate retval = EINVAL; 9977c478bd9Sstevel@tonic-gate break; 9987c478bd9Sstevel@tonic-gate } 9997c478bd9Sstevel@tonic-gate switch (name) { 10007c478bd9Sstevel@tonic-gate case IP_OPTIONS: 10017c478bd9Sstevel@tonic-gate case T_IP_OPTIONS: { 10027c478bd9Sstevel@tonic-gate /* 10037c478bd9Sstevel@tonic-gate * This is compatible with BSD in that in only return 10047c478bd9Sstevel@tonic-gate * the reverse source route with the final destination 10057c478bd9Sstevel@tonic-gate * as the last entry. The first 4 bytes of the option 10067c478bd9Sstevel@tonic-gate * will contain the final destination. Allocate a 10077c478bd9Sstevel@tonic-gate * buffer large enough to hold all the options, we 10087c478bd9Sstevel@tonic-gate * add IP_ADDR_LEN to SCTP_MAX_IP_OPTIONS_LENGTH since 10097c478bd9Sstevel@tonic-gate * sctp_opt_get_user() adds the final destination 10107c478bd9Sstevel@tonic-gate * at the start. 10117c478bd9Sstevel@tonic-gate */ 10127c478bd9Sstevel@tonic-gate char *opt_ptr; 10137c478bd9Sstevel@tonic-gate int opt_len; 10147c478bd9Sstevel@tonic-gate uchar_t obuf[SCTP_MAX_IP_OPTIONS_LENGTH + IP_ADDR_LEN]; 10157c478bd9Sstevel@tonic-gate 10167c478bd9Sstevel@tonic-gate opt_ptr = (char *)sctp->sctp_ipha + 10177c478bd9Sstevel@tonic-gate IP_SIMPLE_HDR_LENGTH; 10187c478bd9Sstevel@tonic-gate opt_len = (char *)sctp->sctp_sctph - opt_ptr; 10197c478bd9Sstevel@tonic-gate /* Caller ensures enough space */ 10207c478bd9Sstevel@tonic-gate if (opt_len > 0) { 10217c478bd9Sstevel@tonic-gate /* 10227c478bd9Sstevel@tonic-gate * TODO: Do we have to handle getsockopt on an 10237c478bd9Sstevel@tonic-gate * initiator as well? 10247c478bd9Sstevel@tonic-gate */ 10257c478bd9Sstevel@tonic-gate opt_len = sctp_opt_get_user(sctp->sctp_ipha, 10267c478bd9Sstevel@tonic-gate obuf); 10277c478bd9Sstevel@tonic-gate ASSERT(opt_len <= sizeof (obuf)); 10287c478bd9Sstevel@tonic-gate } else { 10297c478bd9Sstevel@tonic-gate opt_len = 0; 10307c478bd9Sstevel@tonic-gate } 10317c478bd9Sstevel@tonic-gate if (buflen < opt_len) { 10327c478bd9Sstevel@tonic-gate /* Silently truncate */ 10337c478bd9Sstevel@tonic-gate opt_len = buflen; 10347c478bd9Sstevel@tonic-gate } 10357c478bd9Sstevel@tonic-gate *optlen = opt_len; 10367c478bd9Sstevel@tonic-gate bcopy(obuf, ptr, opt_len); 10377c478bd9Sstevel@tonic-gate break; 10387c478bd9Sstevel@tonic-gate } 10397c478bd9Sstevel@tonic-gate case IP_TOS: 10407c478bd9Sstevel@tonic-gate case T_IP_TOS: 10417c478bd9Sstevel@tonic-gate *i1 = (int)sctp->sctp_ipha->ipha_type_of_service; 10427c478bd9Sstevel@tonic-gate break; 10437c478bd9Sstevel@tonic-gate case IP_TTL: 10447c478bd9Sstevel@tonic-gate *i1 = (int)sctp->sctp_ipha->ipha_ttl; 10457c478bd9Sstevel@tonic-gate break; 1046*43d18f1cSpriyanka case IP_NEXTHOP: 1047*43d18f1cSpriyanka if (connp->conn_nexthop_set) { 1048*43d18f1cSpriyanka *(ipaddr_t *)ptr = connp->conn_nexthop_v4; 1049*43d18f1cSpriyanka *optlen = sizeof (ipaddr_t); 1050*43d18f1cSpriyanka } else { 1051*43d18f1cSpriyanka *optlen = 0; 1052*43d18f1cSpriyanka } 1053*43d18f1cSpriyanka break; 10547c478bd9Sstevel@tonic-gate default: 10557c478bd9Sstevel@tonic-gate retval = EINVAL; 10567c478bd9Sstevel@tonic-gate break; 10577c478bd9Sstevel@tonic-gate } 10587c478bd9Sstevel@tonic-gate break; 10597c478bd9Sstevel@tonic-gate case IPPROTO_IPV6: 10607c478bd9Sstevel@tonic-gate if (sctp->sctp_family != AF_INET6) { 10617c478bd9Sstevel@tonic-gate retval = EINVAL; 10627c478bd9Sstevel@tonic-gate break; 10637c478bd9Sstevel@tonic-gate } 10647c478bd9Sstevel@tonic-gate switch (name) { 10657c478bd9Sstevel@tonic-gate case IPV6_UNICAST_HOPS: 10667c478bd9Sstevel@tonic-gate *i1 = (unsigned int) sctp->sctp_ip6h->ip6_hops; 10677c478bd9Sstevel@tonic-gate break; /* goto sizeof (int) option return */ 10687c478bd9Sstevel@tonic-gate case IPV6_RECVPKTINFO: 10697c478bd9Sstevel@tonic-gate if (sctp->sctp_ipv6_recvancillary & 10707c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVPKTINFO) { 10717c478bd9Sstevel@tonic-gate *i1 = 1; 10727c478bd9Sstevel@tonic-gate } else { 10737c478bd9Sstevel@tonic-gate *i1 = 0; 10747c478bd9Sstevel@tonic-gate } 10757c478bd9Sstevel@tonic-gate break; /* goto sizeof (int) option return */ 10767c478bd9Sstevel@tonic-gate case IPV6_RECVHOPLIMIT: 10777c478bd9Sstevel@tonic-gate if (sctp->sctp_ipv6_recvancillary & 10787c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVHOPLIMIT) { 10797c478bd9Sstevel@tonic-gate *i1 = 1; 10807c478bd9Sstevel@tonic-gate } else { 10817c478bd9Sstevel@tonic-gate *i1 = 0; 10827c478bd9Sstevel@tonic-gate } 10837c478bd9Sstevel@tonic-gate break; /* goto sizeof (int) option return */ 10847c478bd9Sstevel@tonic-gate case IPV6_RECVHOPOPTS: 10857c478bd9Sstevel@tonic-gate if (sctp->sctp_ipv6_recvancillary & 10867c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVHOPOPTS) { 10877c478bd9Sstevel@tonic-gate *i1 = 1; 10887c478bd9Sstevel@tonic-gate } else { 10897c478bd9Sstevel@tonic-gate *i1 = 0; 10907c478bd9Sstevel@tonic-gate } 10917c478bd9Sstevel@tonic-gate break; /* goto sizeof (int) option return */ 10927c478bd9Sstevel@tonic-gate case IPV6_RECVDSTOPTS: 10937c478bd9Sstevel@tonic-gate if (sctp->sctp_ipv6_recvancillary & 10947c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVDSTOPTS) { 10957c478bd9Sstevel@tonic-gate *i1 = 1; 10967c478bd9Sstevel@tonic-gate } else { 10977c478bd9Sstevel@tonic-gate *i1 = 0; 10987c478bd9Sstevel@tonic-gate } 10997c478bd9Sstevel@tonic-gate break; /* goto sizeof (int) option return */ 11007c478bd9Sstevel@tonic-gate case IPV6_RECVRTHDR: 11017c478bd9Sstevel@tonic-gate if (sctp->sctp_ipv6_recvancillary & 11027c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVRTHDR) { 11037c478bd9Sstevel@tonic-gate *i1 = 1; 11047c478bd9Sstevel@tonic-gate } else { 11057c478bd9Sstevel@tonic-gate *i1 = 0; 11067c478bd9Sstevel@tonic-gate } 11077c478bd9Sstevel@tonic-gate break; /* goto sizeof (int) option return */ 11087c478bd9Sstevel@tonic-gate case IPV6_RECVRTHDRDSTOPTS: 11097c478bd9Sstevel@tonic-gate if (sctp->sctp_ipv6_recvancillary & 11107c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVRTDSTOPTS) { 11117c478bd9Sstevel@tonic-gate *i1 = 1; 11127c478bd9Sstevel@tonic-gate } else { 11137c478bd9Sstevel@tonic-gate *i1 = 0; 11147c478bd9Sstevel@tonic-gate } 11157c478bd9Sstevel@tonic-gate break; /* goto sizeof (int) option return */ 11167c478bd9Sstevel@tonic-gate case IPV6_PKTINFO: { 11177c478bd9Sstevel@tonic-gate struct in6_pktinfo *pkti; 11187c478bd9Sstevel@tonic-gate 11197c478bd9Sstevel@tonic-gate if (buflen < sizeof (struct in6_pktinfo)) { 11207c478bd9Sstevel@tonic-gate retval = EINVAL; 11217c478bd9Sstevel@tonic-gate break; 11227c478bd9Sstevel@tonic-gate } 11237c478bd9Sstevel@tonic-gate pkti = (struct in6_pktinfo *)ptr; 11247c478bd9Sstevel@tonic-gate if (ipp->ipp_fields & IPPF_IFINDEX) 11257c478bd9Sstevel@tonic-gate pkti->ipi6_ifindex = ipp->ipp_ifindex; 11267c478bd9Sstevel@tonic-gate else 11277c478bd9Sstevel@tonic-gate pkti->ipi6_ifindex = 0; 11287c478bd9Sstevel@tonic-gate if (ipp->ipp_fields & IPPF_ADDR) 11297c478bd9Sstevel@tonic-gate pkti->ipi6_addr = ipp->ipp_addr; 11307c478bd9Sstevel@tonic-gate else 11317c478bd9Sstevel@tonic-gate pkti->ipi6_addr = ipv6_all_zeros; 11327c478bd9Sstevel@tonic-gate *optlen = sizeof (struct in6_pktinfo); 11337c478bd9Sstevel@tonic-gate break; 11347c478bd9Sstevel@tonic-gate } 11357c478bd9Sstevel@tonic-gate case IPV6_NEXTHOP: { 11367c478bd9Sstevel@tonic-gate sin6_t *sin6; 11377c478bd9Sstevel@tonic-gate 11387c478bd9Sstevel@tonic-gate if (buflen < sizeof (sin6_t)) { 11397c478bd9Sstevel@tonic-gate retval = EINVAL; 11407c478bd9Sstevel@tonic-gate break; 11417c478bd9Sstevel@tonic-gate } 11427c478bd9Sstevel@tonic-gate sin6 = (sin6_t *)ptr; 11437c478bd9Sstevel@tonic-gate if (!(ipp->ipp_fields & IPPF_NEXTHOP)) 11447c478bd9Sstevel@tonic-gate break; 11457c478bd9Sstevel@tonic-gate *sin6 = sctp_sin6_null; 11467c478bd9Sstevel@tonic-gate sin6->sin6_family = AF_INET6; 11477c478bd9Sstevel@tonic-gate sin6->sin6_addr = ipp->ipp_nexthop; 11487c478bd9Sstevel@tonic-gate *optlen = sizeof (sin6_t); 11497c478bd9Sstevel@tonic-gate break; 11507c478bd9Sstevel@tonic-gate } 11517c478bd9Sstevel@tonic-gate case IPV6_HOPOPTS: 11527c478bd9Sstevel@tonic-gate if (!(ipp->ipp_fields & IPPF_HOPOPTS)) 11537c478bd9Sstevel@tonic-gate break; 11547c478bd9Sstevel@tonic-gate if (buflen < ipp->ipp_hopoptslen) { 11557c478bd9Sstevel@tonic-gate retval = EINVAL; 11567c478bd9Sstevel@tonic-gate break; 11577c478bd9Sstevel@tonic-gate } 11587c478bd9Sstevel@tonic-gate bcopy(ipp->ipp_hopopts, ptr, ipp->ipp_hopoptslen); 11597c478bd9Sstevel@tonic-gate *optlen = ipp->ipp_hopoptslen; 11607c478bd9Sstevel@tonic-gate break; 11617c478bd9Sstevel@tonic-gate case IPV6_RTHDRDSTOPTS: 11627c478bd9Sstevel@tonic-gate if (!(ipp->ipp_fields & IPPF_RTDSTOPTS)) 11637c478bd9Sstevel@tonic-gate break; 11647c478bd9Sstevel@tonic-gate if (buflen < ipp->ipp_rtdstoptslen) { 11657c478bd9Sstevel@tonic-gate retval = EINVAL; 11667c478bd9Sstevel@tonic-gate break; 11677c478bd9Sstevel@tonic-gate } 11687c478bd9Sstevel@tonic-gate bcopy(ipp->ipp_rtdstopts, ptr, ipp->ipp_rtdstoptslen); 11697c478bd9Sstevel@tonic-gate *optlen = ipp->ipp_rtdstoptslen; 11707c478bd9Sstevel@tonic-gate break; 11717c478bd9Sstevel@tonic-gate case IPV6_RTHDR: 11727c478bd9Sstevel@tonic-gate if (!(ipp->ipp_fields & IPPF_RTHDR)) 11737c478bd9Sstevel@tonic-gate break; 11747c478bd9Sstevel@tonic-gate if (buflen < ipp->ipp_rthdrlen) { 11757c478bd9Sstevel@tonic-gate retval = EINVAL; 11767c478bd9Sstevel@tonic-gate break; 11777c478bd9Sstevel@tonic-gate } 11787c478bd9Sstevel@tonic-gate bcopy(ipp->ipp_rthdr, ptr, ipp->ipp_rthdrlen); 11797c478bd9Sstevel@tonic-gate *optlen = ipp->ipp_rthdrlen; 11807c478bd9Sstevel@tonic-gate break; 11817c478bd9Sstevel@tonic-gate case IPV6_DSTOPTS: 11827c478bd9Sstevel@tonic-gate if (!(ipp->ipp_fields & IPPF_DSTOPTS)) 11837c478bd9Sstevel@tonic-gate break; 11847c478bd9Sstevel@tonic-gate if (buflen < ipp->ipp_dstoptslen) { 11857c478bd9Sstevel@tonic-gate retval = EINVAL; 11867c478bd9Sstevel@tonic-gate break; 11877c478bd9Sstevel@tonic-gate } 11887c478bd9Sstevel@tonic-gate bcopy(ipp->ipp_dstopts, ptr, ipp->ipp_dstoptslen); 11897c478bd9Sstevel@tonic-gate *optlen = ipp->ipp_dstoptslen; 11907c478bd9Sstevel@tonic-gate break; 11917c478bd9Sstevel@tonic-gate case IPV6_V6ONLY: 11927c478bd9Sstevel@tonic-gate *i1 = sctp->sctp_connp->conn_ipv6_v6only; 11937c478bd9Sstevel@tonic-gate break; 11947c478bd9Sstevel@tonic-gate default: 11957c478bd9Sstevel@tonic-gate retval = EINVAL; 11967c478bd9Sstevel@tonic-gate break; 11977c478bd9Sstevel@tonic-gate } 11987c478bd9Sstevel@tonic-gate break; 11997c478bd9Sstevel@tonic-gate 12007c478bd9Sstevel@tonic-gate default: 12017c478bd9Sstevel@tonic-gate retval = EINVAL; 12027c478bd9Sstevel@tonic-gate break; 12037c478bd9Sstevel@tonic-gate } 12047c478bd9Sstevel@tonic-gate WAKE_SCTP(sctp); 12057c478bd9Sstevel@tonic-gate return (retval); 12067c478bd9Sstevel@tonic-gate } 12077c478bd9Sstevel@tonic-gate 12087c478bd9Sstevel@tonic-gate int 12097c478bd9Sstevel@tonic-gate sctp_set_opt(sctp_t *sctp, int level, int name, const void *invalp, 12107c478bd9Sstevel@tonic-gate socklen_t inlen) 12117c478bd9Sstevel@tonic-gate { 12127c478bd9Sstevel@tonic-gate ip6_pkt_t *ipp = &sctp->sctp_sticky_ipp; 12137c478bd9Sstevel@tonic-gate int *i1 = (int *)invalp; 12147c478bd9Sstevel@tonic-gate boolean_t onoff; 12157c478bd9Sstevel@tonic-gate int retval = 0, addrcnt; 12167c478bd9Sstevel@tonic-gate conn_t *connp = sctp->sctp_connp; 12177c478bd9Sstevel@tonic-gate 12187c478bd9Sstevel@tonic-gate /* In all cases, the size of the option must be bigger than int */ 12197c478bd9Sstevel@tonic-gate if (inlen >= sizeof (int32_t)) { 12207c478bd9Sstevel@tonic-gate onoff = ONOFF(*i1); 12217c478bd9Sstevel@tonic-gate } 12227c478bd9Sstevel@tonic-gate retval = 0; 12237c478bd9Sstevel@tonic-gate 12247c478bd9Sstevel@tonic-gate RUN_SCTP(sctp); 12257c478bd9Sstevel@tonic-gate 12267c478bd9Sstevel@tonic-gate switch (level) { 12277c478bd9Sstevel@tonic-gate case SOL_SOCKET: 12287c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 12297c478bd9Sstevel@tonic-gate retval = EINVAL; 12307c478bd9Sstevel@tonic-gate break; 12317c478bd9Sstevel@tonic-gate } 12327c478bd9Sstevel@tonic-gate switch (name) { 12337c478bd9Sstevel@tonic-gate case SO_LINGER: { 12347c478bd9Sstevel@tonic-gate struct linger *lgr; 12357c478bd9Sstevel@tonic-gate 12367c478bd9Sstevel@tonic-gate if (inlen != sizeof (struct linger)) { 12377c478bd9Sstevel@tonic-gate retval = EINVAL; 12387c478bd9Sstevel@tonic-gate break; 12397c478bd9Sstevel@tonic-gate } 12407c478bd9Sstevel@tonic-gate lgr = (struct linger *)invalp; 12417c478bd9Sstevel@tonic-gate if (lgr->l_onoff != 0) { 12427c478bd9Sstevel@tonic-gate sctp->sctp_linger = 1; 12437c478bd9Sstevel@tonic-gate sctp->sctp_lingertime = MSEC_TO_TICK( 12447c478bd9Sstevel@tonic-gate lgr->l_linger); 12457c478bd9Sstevel@tonic-gate } else { 12467c478bd9Sstevel@tonic-gate sctp->sctp_linger = 0; 12477c478bd9Sstevel@tonic-gate sctp->sctp_lingertime = 0; 12487c478bd9Sstevel@tonic-gate } 12497c478bd9Sstevel@tonic-gate break; 12507c478bd9Sstevel@tonic-gate } 12517c478bd9Sstevel@tonic-gate case SO_DEBUG: 12527c478bd9Sstevel@tonic-gate sctp->sctp_debug = onoff; 12537c478bd9Sstevel@tonic-gate break; 12547c478bd9Sstevel@tonic-gate case SO_KEEPALIVE: 12557c478bd9Sstevel@tonic-gate break; 12567c478bd9Sstevel@tonic-gate case SO_DONTROUTE: 12577c478bd9Sstevel@tonic-gate /* 12587c478bd9Sstevel@tonic-gate * SO_DONTROUTE, SO_USELOOPBACK and SO_BROADCAST are 12597c478bd9Sstevel@tonic-gate * only of interest to IP. We track them here only so 12607c478bd9Sstevel@tonic-gate * that we can report their current value. 12617c478bd9Sstevel@tonic-gate */ 12627c478bd9Sstevel@tonic-gate sctp->sctp_dontroute = onoff; 12637c478bd9Sstevel@tonic-gate connp->conn_dontroute = onoff; 12647c478bd9Sstevel@tonic-gate break; 12657c478bd9Sstevel@tonic-gate case SO_USELOOPBACK: 12667c478bd9Sstevel@tonic-gate sctp->sctp_useloopback = onoff; 12677c478bd9Sstevel@tonic-gate connp->conn_loopback = onoff; 12687c478bd9Sstevel@tonic-gate break; 12697c478bd9Sstevel@tonic-gate case SO_BROADCAST: 12707c478bd9Sstevel@tonic-gate sctp->sctp_broadcast = onoff; 12717c478bd9Sstevel@tonic-gate connp->conn_broadcast = onoff; 12727c478bd9Sstevel@tonic-gate break; 12737c478bd9Sstevel@tonic-gate case SO_REUSEADDR: 12747c478bd9Sstevel@tonic-gate sctp->sctp_reuseaddr = onoff; 12757c478bd9Sstevel@tonic-gate connp->conn_reuseaddr = onoff; 12767c478bd9Sstevel@tonic-gate break; 12777c478bd9Sstevel@tonic-gate case SO_DGRAM_ERRIND: 12787c478bd9Sstevel@tonic-gate sctp->sctp_dgram_errind = onoff; 12797c478bd9Sstevel@tonic-gate break; 12807c478bd9Sstevel@tonic-gate case SO_SNDBUF: 12817c478bd9Sstevel@tonic-gate if (*i1 > sctp_max_buf) { 12827c478bd9Sstevel@tonic-gate retval = ENOBUFS; 12837c478bd9Sstevel@tonic-gate break; 12847c478bd9Sstevel@tonic-gate } 12857c478bd9Sstevel@tonic-gate if (*i1 < 0) { 12867c478bd9Sstevel@tonic-gate retval = EINVAL; 12877c478bd9Sstevel@tonic-gate break; 12887c478bd9Sstevel@tonic-gate } 12897c478bd9Sstevel@tonic-gate sctp->sctp_xmit_hiwater = *i1; 12907c478bd9Sstevel@tonic-gate if (sctp_snd_lowat_fraction != 0) 12917c478bd9Sstevel@tonic-gate sctp->sctp_xmit_lowater = 12927c478bd9Sstevel@tonic-gate sctp->sctp_xmit_hiwater / 12937c478bd9Sstevel@tonic-gate sctp_snd_lowat_fraction; 12947c478bd9Sstevel@tonic-gate break; 12957c478bd9Sstevel@tonic-gate case SO_RCVBUF: 12967c478bd9Sstevel@tonic-gate if (*i1 > sctp_max_buf) { 12977c478bd9Sstevel@tonic-gate retval = ENOBUFS; 12987c478bd9Sstevel@tonic-gate break; 12997c478bd9Sstevel@tonic-gate } 13007c478bd9Sstevel@tonic-gate /* Silently ignore zero */ 13017c478bd9Sstevel@tonic-gate if (*i1 != 0) { 13027c478bd9Sstevel@tonic-gate /* 13037c478bd9Sstevel@tonic-gate * Insist on a receive window that is at least 13047c478bd9Sstevel@tonic-gate * sctp_recv_hiwat_minmss * MSS (default 4*MSS) 13057c478bd9Sstevel@tonic-gate * to avoid funny interactions of Nagle 13067c478bd9Sstevel@tonic-gate * algorithm, SWS avoidance and delayed 13077c478bd9Sstevel@tonic-gate * acknowledgement. 13087c478bd9Sstevel@tonic-gate */ 13097c478bd9Sstevel@tonic-gate *i1 = MAX(*i1, 13107c478bd9Sstevel@tonic-gate sctp_recv_hiwat_minmss * sctp->sctp_mss); 13117c478bd9Sstevel@tonic-gate sctp->sctp_rwnd = *i1; 13121d8c4025Svi sctp->sctp_irwnd = sctp->sctp_rwnd; 13137c478bd9Sstevel@tonic-gate } 13147c478bd9Sstevel@tonic-gate /* 13157c478bd9Sstevel@tonic-gate * XXX should we return the rwnd here 13167c478bd9Sstevel@tonic-gate * and sctp_opt_get ? 13177c478bd9Sstevel@tonic-gate */ 13187c478bd9Sstevel@tonic-gate break; 13197c478bd9Sstevel@tonic-gate default: 13207c478bd9Sstevel@tonic-gate retval = EINVAL; 13217c478bd9Sstevel@tonic-gate break; 13227c478bd9Sstevel@tonic-gate } 13237c478bd9Sstevel@tonic-gate break; 13247c478bd9Sstevel@tonic-gate 13257c478bd9Sstevel@tonic-gate case IPPROTO_SCTP: 13267c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 13277c478bd9Sstevel@tonic-gate retval = EINVAL; 13287c478bd9Sstevel@tonic-gate break; 13297c478bd9Sstevel@tonic-gate } 13307c478bd9Sstevel@tonic-gate switch (name) { 13317c478bd9Sstevel@tonic-gate case SCTP_RTOINFO: 13327c478bd9Sstevel@tonic-gate retval = sctp_set_rtoinfo(sctp, invalp, inlen); 13337c478bd9Sstevel@tonic-gate break; 13347c478bd9Sstevel@tonic-gate case SCTP_ASSOCINFO: 13357c478bd9Sstevel@tonic-gate retval = sctp_set_assocparams(sctp, invalp, inlen); 13367c478bd9Sstevel@tonic-gate break; 13377c478bd9Sstevel@tonic-gate case SCTP_INITMSG: 13387c478bd9Sstevel@tonic-gate retval = sctp_set_initmsg(sctp, invalp, inlen); 13397c478bd9Sstevel@tonic-gate break; 13407c478bd9Sstevel@tonic-gate case SCTP_NODELAY: 13417c478bd9Sstevel@tonic-gate sctp->sctp_ndelay = ONOFF(*i1); 13427c478bd9Sstevel@tonic-gate break; 13437c478bd9Sstevel@tonic-gate case SCTP_AUTOCLOSE: 13447c478bd9Sstevel@tonic-gate if (SEC_TO_TICK(*i1) < 0) { 13457c478bd9Sstevel@tonic-gate retval = EINVAL; 13467c478bd9Sstevel@tonic-gate break; 13477c478bd9Sstevel@tonic-gate } 13487c478bd9Sstevel@tonic-gate /* Convert the number of seconds to ticks. */ 13497c478bd9Sstevel@tonic-gate sctp->sctp_autoclose = SEC_TO_TICK(*i1); 13507c478bd9Sstevel@tonic-gate sctp_heartbeat_timer(sctp); 13517c478bd9Sstevel@tonic-gate break; 13527c478bd9Sstevel@tonic-gate case SCTP_SET_PEER_PRIMARY_ADDR: 13537c478bd9Sstevel@tonic-gate retval = sctp_set_peerprim(sctp, invalp, inlen); 13547c478bd9Sstevel@tonic-gate break; 13557c478bd9Sstevel@tonic-gate case SCTP_PRIMARY_ADDR: 13567c478bd9Sstevel@tonic-gate retval = sctp_set_prim(sctp, invalp, inlen); 13577c478bd9Sstevel@tonic-gate break; 13587c478bd9Sstevel@tonic-gate case SCTP_ADAPTION_LAYER: { 13597c478bd9Sstevel@tonic-gate struct sctp_setadaption *ssb; 13607c478bd9Sstevel@tonic-gate 13617c478bd9Sstevel@tonic-gate if (inlen < sizeof (struct sctp_setadaption)) { 13627c478bd9Sstevel@tonic-gate retval = EINVAL; 13637c478bd9Sstevel@tonic-gate break; 13647c478bd9Sstevel@tonic-gate } 13657c478bd9Sstevel@tonic-gate ssb = (struct sctp_setadaption *)invalp; 13667c478bd9Sstevel@tonic-gate sctp->sctp_send_adaption = 1; 13677c478bd9Sstevel@tonic-gate sctp->sctp_tx_adaption_code = ssb->ssb_adaption_ind; 13687c478bd9Sstevel@tonic-gate break; 13697c478bd9Sstevel@tonic-gate } 13707c478bd9Sstevel@tonic-gate case SCTP_PEER_ADDR_PARAMS: 13717c478bd9Sstevel@tonic-gate retval = sctp_set_peer_addr_params(sctp, invalp, 13727c478bd9Sstevel@tonic-gate inlen); 13737c478bd9Sstevel@tonic-gate break; 13747c478bd9Sstevel@tonic-gate case SCTP_DEFAULT_SEND_PARAM: 13757c478bd9Sstevel@tonic-gate retval = sctp_set_def_send_params(sctp, invalp, inlen); 13767c478bd9Sstevel@tonic-gate break; 13777c478bd9Sstevel@tonic-gate case SCTP_EVENTS: { 13787c478bd9Sstevel@tonic-gate struct sctp_event_subscribe *ev; 13797c478bd9Sstevel@tonic-gate 13807c478bd9Sstevel@tonic-gate if (inlen < sizeof (struct sctp_event_subscribe)) { 13817c478bd9Sstevel@tonic-gate retval = EINVAL; 13827c478bd9Sstevel@tonic-gate break; 13837c478bd9Sstevel@tonic-gate } 13847c478bd9Sstevel@tonic-gate ev = (struct sctp_event_subscribe *)invalp; 13857c478bd9Sstevel@tonic-gate sctp->sctp_recvsndrcvinfo = 13867c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_data_io_event); 13877c478bd9Sstevel@tonic-gate sctp->sctp_recvassocevnt = 13887c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_association_event); 13897c478bd9Sstevel@tonic-gate sctp->sctp_recvpathevnt = 13907c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_address_event); 13917c478bd9Sstevel@tonic-gate sctp->sctp_recvsendfailevnt = 13927c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_send_failure_event); 13937c478bd9Sstevel@tonic-gate sctp->sctp_recvpeererr = 13947c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_peer_error_event); 13957c478bd9Sstevel@tonic-gate sctp->sctp_recvshutdownevnt = 13967c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_shutdown_event); 13977c478bd9Sstevel@tonic-gate sctp->sctp_recvpdevnt = 13987c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_partial_delivery_event); 13997c478bd9Sstevel@tonic-gate sctp->sctp_recvalevnt = 14007c478bd9Sstevel@tonic-gate ONOFF(ev->sctp_adaption_layer_event); 14017c478bd9Sstevel@tonic-gate break; 14027c478bd9Sstevel@tonic-gate } 14037c478bd9Sstevel@tonic-gate case SCTP_ADD_ADDR: 14047c478bd9Sstevel@tonic-gate case SCTP_REM_ADDR: 14057c478bd9Sstevel@tonic-gate /* 14067c478bd9Sstevel@tonic-gate * The sctp_t has to be bound first before 14077c478bd9Sstevel@tonic-gate * the address list can be changed. 14087c478bd9Sstevel@tonic-gate */ 14097c478bd9Sstevel@tonic-gate if (sctp->sctp_state < SCTPS_BOUND) { 14107c478bd9Sstevel@tonic-gate retval = EINVAL; 14117c478bd9Sstevel@tonic-gate break; 14127c478bd9Sstevel@tonic-gate } 14137c478bd9Sstevel@tonic-gate if (sctp->sctp_family == AF_INET) { 14147c478bd9Sstevel@tonic-gate addrcnt = inlen / sizeof (struct sockaddr_in); 14157c478bd9Sstevel@tonic-gate } else { 14167c478bd9Sstevel@tonic-gate ASSERT(sctp->sctp_family == AF_INET6); 14177c478bd9Sstevel@tonic-gate addrcnt = inlen / sizeof (struct sockaddr_in6); 14187c478bd9Sstevel@tonic-gate } 14197c478bd9Sstevel@tonic-gate if (name == SCTP_ADD_ADDR) { 14207c478bd9Sstevel@tonic-gate retval = sctp_bind_add(sctp, invalp, addrcnt, 14211d8c4025Svi B_TRUE, sctp->sctp_lport); 14227c478bd9Sstevel@tonic-gate } else { 14237c478bd9Sstevel@tonic-gate retval = sctp_bind_del(sctp, invalp, addrcnt, 14247c478bd9Sstevel@tonic-gate B_TRUE); 14257c478bd9Sstevel@tonic-gate } 14267c478bd9Sstevel@tonic-gate break; 14277c478bd9Sstevel@tonic-gate case SCTP_UC_SWAP: { 14287c478bd9Sstevel@tonic-gate struct sctp_uc_swap *us; 14297c478bd9Sstevel@tonic-gate 14307c478bd9Sstevel@tonic-gate /* 14317c478bd9Sstevel@tonic-gate * Change handle & upcalls. 14327c478bd9Sstevel@tonic-gate */ 14337c478bd9Sstevel@tonic-gate if (inlen < sizeof (*us)) { 14347c478bd9Sstevel@tonic-gate retval = EINVAL; 14357c478bd9Sstevel@tonic-gate break; 14367c478bd9Sstevel@tonic-gate } 14377c478bd9Sstevel@tonic-gate us = (struct sctp_uc_swap *)invalp; 14387c478bd9Sstevel@tonic-gate sctp->sctp_ulpd = us->sus_handle; 14397c478bd9Sstevel@tonic-gate bcopy(us->sus_upcalls, &sctp->sctp_upcalls, 14407c478bd9Sstevel@tonic-gate sizeof (sctp_upcalls_t)); 14417c478bd9Sstevel@tonic-gate break; 14427c478bd9Sstevel@tonic-gate } 14437c478bd9Sstevel@tonic-gate case SCTP_PRSCTP: 14447c478bd9Sstevel@tonic-gate sctp->sctp_prsctp_aware = onoff; 14457c478bd9Sstevel@tonic-gate break; 14467c478bd9Sstevel@tonic-gate case SCTP_I_WANT_MAPPED_V4_ADDR: 14477c478bd9Sstevel@tonic-gate case SCTP_MAXSEG: 14487c478bd9Sstevel@tonic-gate case SCTP_DISABLE_FRAGMENTS: 14497c478bd9Sstevel@tonic-gate /* Not yet supported. */ 14507c478bd9Sstevel@tonic-gate default: 14517c478bd9Sstevel@tonic-gate retval = EINVAL; 14527c478bd9Sstevel@tonic-gate break; 14537c478bd9Sstevel@tonic-gate } 14547c478bd9Sstevel@tonic-gate break; 14557c478bd9Sstevel@tonic-gate 14567c478bd9Sstevel@tonic-gate case IPPROTO_IP: 14577c478bd9Sstevel@tonic-gate if (sctp->sctp_family != AF_INET) { 14587c478bd9Sstevel@tonic-gate retval = ENOPROTOOPT; 14597c478bd9Sstevel@tonic-gate break; 14607c478bd9Sstevel@tonic-gate } 14617c478bd9Sstevel@tonic-gate if ((name != IP_OPTIONS) && (inlen < sizeof (int32_t))) { 14627c478bd9Sstevel@tonic-gate retval = EINVAL; 14637c478bd9Sstevel@tonic-gate break; 14647c478bd9Sstevel@tonic-gate } 14657c478bd9Sstevel@tonic-gate switch (name) { 14667c478bd9Sstevel@tonic-gate case IP_OPTIONS: 14677c478bd9Sstevel@tonic-gate case T_IP_OPTIONS: 14687c478bd9Sstevel@tonic-gate retval = sctp_opt_set_header(sctp, B_FALSE, 14697c478bd9Sstevel@tonic-gate invalp, inlen); 14707c478bd9Sstevel@tonic-gate break; 14717c478bd9Sstevel@tonic-gate case IP_TOS: 14727c478bd9Sstevel@tonic-gate case T_IP_TOS: 14737c478bd9Sstevel@tonic-gate sctp->sctp_ipha->ipha_type_of_service = (uchar_t)*i1; 14747c478bd9Sstevel@tonic-gate break; 14757c478bd9Sstevel@tonic-gate case IP_TTL: 14767c478bd9Sstevel@tonic-gate sctp->sctp_ipha->ipha_ttl = (uchar_t)*i1; 14777c478bd9Sstevel@tonic-gate break; 14787c478bd9Sstevel@tonic-gate case IP_SEC_OPT: 14797c478bd9Sstevel@tonic-gate /* 14807c478bd9Sstevel@tonic-gate * We should not allow policy setting after 14817c478bd9Sstevel@tonic-gate * we start listening for connections. 14827c478bd9Sstevel@tonic-gate */ 14837c478bd9Sstevel@tonic-gate if (sctp->sctp_state >= SCTPS_LISTEN) { 14847c478bd9Sstevel@tonic-gate retval = EINVAL; 14857c478bd9Sstevel@tonic-gate } else { 14867c478bd9Sstevel@tonic-gate retval = ipsec_set_req(sctp->sctp_credp, 14877c478bd9Sstevel@tonic-gate sctp->sctp_connp, (ipsec_req_t *)invalp); 14887c478bd9Sstevel@tonic-gate } 14897c478bd9Sstevel@tonic-gate break; 14907c478bd9Sstevel@tonic-gate /* IP level options */ 14917c478bd9Sstevel@tonic-gate case IP_RECVIF: 14927c478bd9Sstevel@tonic-gate connp->conn_recvif = onoff; 14937c478bd9Sstevel@tonic-gate break; 14947c478bd9Sstevel@tonic-gate case IP_RECVSLLA: 14957c478bd9Sstevel@tonic-gate connp->conn_recvslla = onoff; 14967c478bd9Sstevel@tonic-gate break; 14977c478bd9Sstevel@tonic-gate case IP_UNSPEC_SRC: 14987c478bd9Sstevel@tonic-gate connp->conn_unspec_src = onoff; 14997c478bd9Sstevel@tonic-gate break; 1500*43d18f1cSpriyanka case IP_NEXTHOP: { 1501*43d18f1cSpriyanka ipaddr_t addr = *i1; 1502*43d18f1cSpriyanka ipif_t *ipif = NULL; 1503*43d18f1cSpriyanka ill_t *ill; 1504*43d18f1cSpriyanka 1505*43d18f1cSpriyanka if (secpolicy_net(CRED(), OP_CONFIG, B_TRUE) == 0) { 1506*43d18f1cSpriyanka ipif = 1507*43d18f1cSpriyanka ipif_lookup_onlink_addr(addr, 1508*43d18f1cSpriyanka connp->conn_zoneid); 1509*43d18f1cSpriyanka if (ipif == NULL) { 1510*43d18f1cSpriyanka retval = EHOSTUNREACH; 1511*43d18f1cSpriyanka break; 1512*43d18f1cSpriyanka } 1513*43d18f1cSpriyanka ill = ipif->ipif_ill; 1514*43d18f1cSpriyanka mutex_enter(&ill->ill_lock); 1515*43d18f1cSpriyanka if ((ill->ill_state_flags & ILL_CONDEMNED) || 1516*43d18f1cSpriyanka (ipif->ipif_state_flags & IPIF_CONDEMNED)) { 1517*43d18f1cSpriyanka mutex_exit(&ill->ill_lock); 1518*43d18f1cSpriyanka ipif_refrele(ipif); 1519*43d18f1cSpriyanka retval = EHOSTUNREACH; 1520*43d18f1cSpriyanka break; 1521*43d18f1cSpriyanka } 1522*43d18f1cSpriyanka mutex_exit(&ill->ill_lock); 1523*43d18f1cSpriyanka ipif_refrele(ipif); 1524*43d18f1cSpriyanka mutex_enter(&connp->conn_lock); 1525*43d18f1cSpriyanka connp->conn_nexthop_v4 = addr; 1526*43d18f1cSpriyanka connp->conn_nexthop_set = B_TRUE; 1527*43d18f1cSpriyanka mutex_exit(&connp->conn_lock); 1528*43d18f1cSpriyanka } 1529*43d18f1cSpriyanka break; 1530*43d18f1cSpriyanka } 15317c478bd9Sstevel@tonic-gate default: 15327c478bd9Sstevel@tonic-gate retval = EINVAL; 15337c478bd9Sstevel@tonic-gate break; 15347c478bd9Sstevel@tonic-gate } 15357c478bd9Sstevel@tonic-gate break; 15367c478bd9Sstevel@tonic-gate case IPPROTO_IPV6: { 15377c478bd9Sstevel@tonic-gate if (sctp->sctp_family != AF_INET6) { 15387c478bd9Sstevel@tonic-gate retval = ENOPROTOOPT; 15397c478bd9Sstevel@tonic-gate break; 15407c478bd9Sstevel@tonic-gate } 15417c478bd9Sstevel@tonic-gate 15427c478bd9Sstevel@tonic-gate switch (name) { 15437c478bd9Sstevel@tonic-gate case IPV6_UNICAST_HOPS: 15447c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 15457c478bd9Sstevel@tonic-gate retval = EINVAL; 15467c478bd9Sstevel@tonic-gate break; 15477c478bd9Sstevel@tonic-gate } 15487c478bd9Sstevel@tonic-gate if (*i1 < -1 || *i1 > IPV6_MAX_HOPS) { 15497c478bd9Sstevel@tonic-gate retval = EINVAL; 15507c478bd9Sstevel@tonic-gate break; 15517c478bd9Sstevel@tonic-gate } 1552b3d0fa4fSseb if (*i1 == -1) { 1553b3d0fa4fSseb ipp->ipp_unicast_hops = sctp_ipv6_hoplimit; 1554b3d0fa4fSseb ipp->ipp_fields &= ~IPPF_UNICAST_HOPS; 1555b3d0fa4fSseb } else { 1556b3d0fa4fSseb ipp->ipp_unicast_hops = (uint8_t)*i1; 1557b3d0fa4fSseb ipp->ipp_fields |= IPPF_UNICAST_HOPS; 1558b3d0fa4fSseb } 1559b3d0fa4fSseb retval = sctp_build_hdrs(sctp); 15607c478bd9Sstevel@tonic-gate break; 15617c478bd9Sstevel@tonic-gate case IPV6_UNSPEC_SRC: 15627c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 15637c478bd9Sstevel@tonic-gate retval = EINVAL; 15647c478bd9Sstevel@tonic-gate break; 15657c478bd9Sstevel@tonic-gate } 15667c478bd9Sstevel@tonic-gate connp->conn_unspec_src = onoff; 15677c478bd9Sstevel@tonic-gate break; 15687c478bd9Sstevel@tonic-gate case IPV6_RECVPKTINFO: 15697c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 15707c478bd9Sstevel@tonic-gate retval = EINVAL; 15717c478bd9Sstevel@tonic-gate break; 15727c478bd9Sstevel@tonic-gate } 15737c478bd9Sstevel@tonic-gate if (onoff) 15747c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary |= 15757c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVPKTINFO; 15767c478bd9Sstevel@tonic-gate else 15777c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary &= 15787c478bd9Sstevel@tonic-gate ~SCTP_IPV6_RECVPKTINFO; 15797c478bd9Sstevel@tonic-gate /* Send it with the next msg */ 15807c478bd9Sstevel@tonic-gate sctp->sctp_recvifindex = 0; 15817c478bd9Sstevel@tonic-gate connp->conn_ipv6_recvpktinfo = onoff; 15827c478bd9Sstevel@tonic-gate break; 15837c478bd9Sstevel@tonic-gate case IPV6_RECVHOPLIMIT: 15847c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 15857c478bd9Sstevel@tonic-gate retval = EINVAL; 15867c478bd9Sstevel@tonic-gate break; 15877c478bd9Sstevel@tonic-gate } 15887c478bd9Sstevel@tonic-gate if (onoff) 15897c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary |= 15907c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVHOPLIMIT; 15917c478bd9Sstevel@tonic-gate else 15927c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary &= 15937c478bd9Sstevel@tonic-gate ~SCTP_IPV6_RECVHOPLIMIT; 15947c478bd9Sstevel@tonic-gate sctp->sctp_recvhops = 0xffffffffU; 15957c478bd9Sstevel@tonic-gate connp->conn_ipv6_recvhoplimit = onoff; 15967c478bd9Sstevel@tonic-gate break; 15977c478bd9Sstevel@tonic-gate case IPV6_RECVHOPOPTS: 15987c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 15997c478bd9Sstevel@tonic-gate retval = EINVAL; 16007c478bd9Sstevel@tonic-gate break; 16017c478bd9Sstevel@tonic-gate } 16027c478bd9Sstevel@tonic-gate if (onoff) 16037c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary |= 16047c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVHOPOPTS; 16057c478bd9Sstevel@tonic-gate else 16067c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary &= 16077c478bd9Sstevel@tonic-gate ~SCTP_IPV6_RECVHOPOPTS; 16087c478bd9Sstevel@tonic-gate connp->conn_ipv6_recvhopopts = onoff; 16097c478bd9Sstevel@tonic-gate break; 16107c478bd9Sstevel@tonic-gate case IPV6_RECVDSTOPTS: 16117c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 16127c478bd9Sstevel@tonic-gate retval = EINVAL; 16137c478bd9Sstevel@tonic-gate break; 16147c478bd9Sstevel@tonic-gate } 16157c478bd9Sstevel@tonic-gate if (onoff) 16167c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary |= 16177c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVDSTOPTS; 16187c478bd9Sstevel@tonic-gate else 16197c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary &= 16207c478bd9Sstevel@tonic-gate ~SCTP_IPV6_RECVDSTOPTS; 16217c478bd9Sstevel@tonic-gate connp->conn_ipv6_recvdstopts = onoff; 16227c478bd9Sstevel@tonic-gate break; 16237c478bd9Sstevel@tonic-gate case IPV6_RECVRTHDR: 16247c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 16257c478bd9Sstevel@tonic-gate retval = EINVAL; 16267c478bd9Sstevel@tonic-gate break; 16277c478bd9Sstevel@tonic-gate } 16287c478bd9Sstevel@tonic-gate if (onoff) 16297c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary |= 16307c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVRTHDR; 16317c478bd9Sstevel@tonic-gate else 16327c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary &= 16337c478bd9Sstevel@tonic-gate ~SCTP_IPV6_RECVRTHDR; 16347c478bd9Sstevel@tonic-gate connp->conn_ipv6_recvrthdr = onoff; 16357c478bd9Sstevel@tonic-gate break; 16367c478bd9Sstevel@tonic-gate case IPV6_RECVRTHDRDSTOPTS: 16377c478bd9Sstevel@tonic-gate if (inlen < sizeof (int32_t)) { 16387c478bd9Sstevel@tonic-gate retval = EINVAL; 16397c478bd9Sstevel@tonic-gate break; 16407c478bd9Sstevel@tonic-gate } 16417c478bd9Sstevel@tonic-gate if (onoff) 16427c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary |= 16437c478bd9Sstevel@tonic-gate SCTP_IPV6_RECVRTDSTOPTS; 16447c478bd9Sstevel@tonic-gate else 16457c478bd9Sstevel@tonic-gate sctp->sctp_ipv6_recvancillary &= 16467c478bd9Sstevel@tonic-gate ~SCTP_IPV6_RECVRTDSTOPTS; 16477c478bd9Sstevel@tonic-gate connp->conn_ipv6_recvrtdstopts = onoff; 16487c478bd9Sstevel@tonic-gate break; 16497c478bd9Sstevel@tonic-gate case IPV6_PKTINFO: 16507c478bd9Sstevel@tonic-gate if (inlen != 0 && 16517c478bd9Sstevel@tonic-gate inlen != sizeof (struct in6_pktinfo)) { 16527c478bd9Sstevel@tonic-gate retval = EINVAL; 16537c478bd9Sstevel@tonic-gate break; 16547c478bd9Sstevel@tonic-gate } 16557c478bd9Sstevel@tonic-gate 16567c478bd9Sstevel@tonic-gate if (inlen == 0) { 16577c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~(IPPF_IFINDEX |IPPF_ADDR); 16587c478bd9Sstevel@tonic-gate } else { 16597c478bd9Sstevel@tonic-gate struct in6_pktinfo *pkti; 16607c478bd9Sstevel@tonic-gate 16617c478bd9Sstevel@tonic-gate pkti = (struct in6_pktinfo *)invalp; 16627c478bd9Sstevel@tonic-gate /* XXX Need to check if the index exists */ 16637c478bd9Sstevel@tonic-gate ipp->ipp_ifindex = pkti->ipi6_ifindex; 16647c478bd9Sstevel@tonic-gate ipp->ipp_addr = pkti->ipi6_addr; 16657c478bd9Sstevel@tonic-gate if (ipp->ipp_ifindex != 0) 16667c478bd9Sstevel@tonic-gate ipp->ipp_fields |= IPPF_IFINDEX; 16677c478bd9Sstevel@tonic-gate else 16687c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_IFINDEX; 16697c478bd9Sstevel@tonic-gate if (!IN6_IS_ADDR_UNSPECIFIED(&ipp->ipp_addr)) 16707c478bd9Sstevel@tonic-gate ipp->ipp_fields |= IPPF_ADDR; 16717c478bd9Sstevel@tonic-gate else 16727c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_ADDR; 16737c478bd9Sstevel@tonic-gate } 16747c478bd9Sstevel@tonic-gate retval = sctp_build_hdrs(sctp); 16757c478bd9Sstevel@tonic-gate break; 16767c478bd9Sstevel@tonic-gate case IPV6_NEXTHOP: { 16777c478bd9Sstevel@tonic-gate struct sockaddr_in6 *sin6; 16787c478bd9Sstevel@tonic-gate 16797c478bd9Sstevel@tonic-gate if (inlen != 0 && inlen != sizeof (sin6_t)) { 16807c478bd9Sstevel@tonic-gate retval = EINVAL; 16817c478bd9Sstevel@tonic-gate break; 16827c478bd9Sstevel@tonic-gate } 16837c478bd9Sstevel@tonic-gate 16847c478bd9Sstevel@tonic-gate if (inlen == 0) { 16857c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_NEXTHOP; 16867c478bd9Sstevel@tonic-gate } else { 16877c478bd9Sstevel@tonic-gate sin6 = (struct sockaddr_in6 *)invalp; 16887c478bd9Sstevel@tonic-gate if (sin6->sin6_family != AF_INET6) { 16897c478bd9Sstevel@tonic-gate retval = EAFNOSUPPORT; 16907c478bd9Sstevel@tonic-gate break; 16917c478bd9Sstevel@tonic-gate } 16927c478bd9Sstevel@tonic-gate if (IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { 16937c478bd9Sstevel@tonic-gate retval = EADDRNOTAVAIL; 16947c478bd9Sstevel@tonic-gate break; 16957c478bd9Sstevel@tonic-gate } 16967c478bd9Sstevel@tonic-gate ipp->ipp_nexthop = sin6->sin6_addr; 16977c478bd9Sstevel@tonic-gate if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { 16987c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_NEXTHOP; 16997c478bd9Sstevel@tonic-gate } else { 17007c478bd9Sstevel@tonic-gate ire_t *ire; 17017c478bd9Sstevel@tonic-gate 17027c478bd9Sstevel@tonic-gate ire = ire_route_lookup_v6( 17037c478bd9Sstevel@tonic-gate &sin6->sin6_addr, 0, 0, 0, NULL, 17047c478bd9Sstevel@tonic-gate NULL, NULL, MATCH_IRE_DEFAULT); 17057c478bd9Sstevel@tonic-gate if (ire == NULL) { 17067c478bd9Sstevel@tonic-gate retval = EHOSTUNREACH; 17077c478bd9Sstevel@tonic-gate break; 17087c478bd9Sstevel@tonic-gate } 17097c478bd9Sstevel@tonic-gate ire_refrele(ire); 17107c478bd9Sstevel@tonic-gate ipp->ipp_fields |= IPPF_NEXTHOP; 17117c478bd9Sstevel@tonic-gate } 17127c478bd9Sstevel@tonic-gate } 17137c478bd9Sstevel@tonic-gate retval = sctp_build_hdrs(sctp); 17147c478bd9Sstevel@tonic-gate break; 17157c478bd9Sstevel@tonic-gate } 17167c478bd9Sstevel@tonic-gate case IPV6_HOPOPTS: { 17177c478bd9Sstevel@tonic-gate ip6_hbh_t *hopts = (ip6_hbh_t *)invalp; 17187c478bd9Sstevel@tonic-gate 17197c478bd9Sstevel@tonic-gate if (inlen != 0 && 17207c478bd9Sstevel@tonic-gate inlen != (8 * (hopts->ip6h_len + 1))) { 17217c478bd9Sstevel@tonic-gate retval = EINVAL; 17227c478bd9Sstevel@tonic-gate break; 17237c478bd9Sstevel@tonic-gate } 17247c478bd9Sstevel@tonic-gate 17257c478bd9Sstevel@tonic-gate if (inlen == 0) { 17267c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_HOPOPTS; 17277c478bd9Sstevel@tonic-gate } else { 17287c478bd9Sstevel@tonic-gate retval = sctp_pkt_set((uchar_t *)invalp, inlen, 17297c478bd9Sstevel@tonic-gate (uchar_t **)&ipp->ipp_hopopts, 17307c478bd9Sstevel@tonic-gate &ipp->ipp_hopoptslen); 17317c478bd9Sstevel@tonic-gate if (retval != 0) 17327c478bd9Sstevel@tonic-gate break; 17337c478bd9Sstevel@tonic-gate ipp->ipp_fields |= IPPF_HOPOPTS; 17347c478bd9Sstevel@tonic-gate } 17357c478bd9Sstevel@tonic-gate retval = sctp_build_hdrs(sctp); 17367c478bd9Sstevel@tonic-gate break; 17377c478bd9Sstevel@tonic-gate } 17387c478bd9Sstevel@tonic-gate case IPV6_RTHDRDSTOPTS: { 17397c478bd9Sstevel@tonic-gate ip6_dest_t *dopts = (ip6_dest_t *)invalp; 17407c478bd9Sstevel@tonic-gate 17417c478bd9Sstevel@tonic-gate if (inlen != 0 && 17427c478bd9Sstevel@tonic-gate inlen != (8 * (dopts->ip6d_len + 1))) { 17437c478bd9Sstevel@tonic-gate retval = EINVAL; 17447c478bd9Sstevel@tonic-gate break; 17457c478bd9Sstevel@tonic-gate } 17467c478bd9Sstevel@tonic-gate 17477c478bd9Sstevel@tonic-gate if (inlen == 0) { 17487c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_RTDSTOPTS; 17497c478bd9Sstevel@tonic-gate } else { 17507c478bd9Sstevel@tonic-gate retval = sctp_pkt_set((uchar_t *)invalp, inlen, 17517c478bd9Sstevel@tonic-gate (uchar_t **)&ipp->ipp_rtdstopts, 17527c478bd9Sstevel@tonic-gate &ipp->ipp_rtdstoptslen); 17537c478bd9Sstevel@tonic-gate if (retval != 0) 17547c478bd9Sstevel@tonic-gate break; 17557c478bd9Sstevel@tonic-gate ipp->ipp_fields |= IPPF_RTDSTOPTS; 17567c478bd9Sstevel@tonic-gate } 17577c478bd9Sstevel@tonic-gate retval = sctp_build_hdrs(sctp); 17587c478bd9Sstevel@tonic-gate break; 17597c478bd9Sstevel@tonic-gate } 17607c478bd9Sstevel@tonic-gate case IPV6_DSTOPTS: { 17617c478bd9Sstevel@tonic-gate ip6_dest_t *dopts = (ip6_dest_t *)invalp; 17627c478bd9Sstevel@tonic-gate 17637c478bd9Sstevel@tonic-gate if (inlen != 0 && 17647c478bd9Sstevel@tonic-gate inlen != (8 * (dopts->ip6d_len + 1))) { 17657c478bd9Sstevel@tonic-gate retval = EINVAL; 17667c478bd9Sstevel@tonic-gate break; 17677c478bd9Sstevel@tonic-gate } 17687c478bd9Sstevel@tonic-gate 17697c478bd9Sstevel@tonic-gate if (inlen == 0) { 17707c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_DSTOPTS; 17717c478bd9Sstevel@tonic-gate } else { 17727c478bd9Sstevel@tonic-gate retval = sctp_pkt_set((uchar_t *)invalp, inlen, 17737c478bd9Sstevel@tonic-gate (uchar_t **)&ipp->ipp_dstopts, 17747c478bd9Sstevel@tonic-gate &ipp->ipp_dstoptslen); 17757c478bd9Sstevel@tonic-gate if (retval != 0) 17767c478bd9Sstevel@tonic-gate break; 17777c478bd9Sstevel@tonic-gate ipp->ipp_fields |= IPPF_DSTOPTS; 17787c478bd9Sstevel@tonic-gate } 17797c478bd9Sstevel@tonic-gate retval = sctp_build_hdrs(sctp); 17807c478bd9Sstevel@tonic-gate break; 17817c478bd9Sstevel@tonic-gate } 17827c478bd9Sstevel@tonic-gate case IPV6_RTHDR: { 17837c478bd9Sstevel@tonic-gate ip6_rthdr_t *rt = (ip6_rthdr_t *)invalp; 17847c478bd9Sstevel@tonic-gate 17857c478bd9Sstevel@tonic-gate if (inlen != 0 && 17867c478bd9Sstevel@tonic-gate inlen != (8 * (rt->ip6r_len + 1))) { 17877c478bd9Sstevel@tonic-gate retval = EINVAL; 17887c478bd9Sstevel@tonic-gate break; 17897c478bd9Sstevel@tonic-gate } 17907c478bd9Sstevel@tonic-gate 17917c478bd9Sstevel@tonic-gate if (inlen == 0) { 17927c478bd9Sstevel@tonic-gate ipp->ipp_fields &= ~IPPF_RTHDR; 17937c478bd9Sstevel@tonic-gate } else { 17947c478bd9Sstevel@tonic-gate retval = sctp_pkt_set((uchar_t *)invalp, inlen, 17957c478bd9Sstevel@tonic-gate (uchar_t **)&ipp->ipp_rthdr, 17967c478bd9Sstevel@tonic-gate &ipp->ipp_rthdrlen); 17977c478bd9Sstevel@tonic-gate if (retval != 0) 17987c478bd9Sstevel@tonic-gate break; 17997c478bd9Sstevel@tonic-gate ipp->ipp_fields |= IPPF_RTHDR; 18007c478bd9Sstevel@tonic-gate } 18017c478bd9Sstevel@tonic-gate retval = sctp_build_hdrs(sctp); 18027c478bd9Sstevel@tonic-gate break; 18037c478bd9Sstevel@tonic-gate } 18047c478bd9Sstevel@tonic-gate case IPV6_SEC_OPT: 18057c478bd9Sstevel@tonic-gate /* 18067c478bd9Sstevel@tonic-gate * We should not allow policy setting after 18077c478bd9Sstevel@tonic-gate * we start listening for connections. 18087c478bd9Sstevel@tonic-gate */ 18097c478bd9Sstevel@tonic-gate if (sctp->sctp_state >= SCTPS_LISTEN) { 18107c478bd9Sstevel@tonic-gate retval = EINVAL; 18117c478bd9Sstevel@tonic-gate } else { 18127c478bd9Sstevel@tonic-gate retval = ipsec_set_req(sctp->sctp_credp, 18137c478bd9Sstevel@tonic-gate sctp->sctp_connp, (ipsec_req_t *)invalp); 18147c478bd9Sstevel@tonic-gate } 18157c478bd9Sstevel@tonic-gate break; 18167c478bd9Sstevel@tonic-gate case IPV6_V6ONLY: 18177c478bd9Sstevel@tonic-gate /* 18187c478bd9Sstevel@tonic-gate * After the bound state, setting the v6only option 18197c478bd9Sstevel@tonic-gate * is too late. 18207c478bd9Sstevel@tonic-gate */ 18217c478bd9Sstevel@tonic-gate if (sctp->sctp_state >= SCTPS_BOUND) { 18227c478bd9Sstevel@tonic-gate retval = EINVAL; 18237c478bd9Sstevel@tonic-gate } else { 18247c478bd9Sstevel@tonic-gate sctp->sctp_connp->conn_ipv6_v6only = onoff; 18257c478bd9Sstevel@tonic-gate } 18267c478bd9Sstevel@tonic-gate break; 18277c478bd9Sstevel@tonic-gate default: 18287c478bd9Sstevel@tonic-gate retval = EINVAL; 18297c478bd9Sstevel@tonic-gate break; 18307c478bd9Sstevel@tonic-gate } 18317c478bd9Sstevel@tonic-gate break; 18327c478bd9Sstevel@tonic-gate } 18337c478bd9Sstevel@tonic-gate default: 18347c478bd9Sstevel@tonic-gate retval = EINVAL; 18357c478bd9Sstevel@tonic-gate break; 18367c478bd9Sstevel@tonic-gate } 18377c478bd9Sstevel@tonic-gate 18387c478bd9Sstevel@tonic-gate WAKE_SCTP(sctp); 18397c478bd9Sstevel@tonic-gate return (retval); 18407c478bd9Sstevel@tonic-gate } 18417c478bd9Sstevel@tonic-gate 18427c478bd9Sstevel@tonic-gate /* 18437c478bd9Sstevel@tonic-gate * SCTP exported kernel interface for geting the first source address of 18447c478bd9Sstevel@tonic-gate * a sctp_t. The parameter addr is assumed to have enough space to hold 18457c478bd9Sstevel@tonic-gate * one socket address. 18467c478bd9Sstevel@tonic-gate */ 18477c478bd9Sstevel@tonic-gate int 18487c478bd9Sstevel@tonic-gate sctp_getsockname(sctp_t *sctp, struct sockaddr *addr, socklen_t *addrlen) 18497c478bd9Sstevel@tonic-gate { 18507c478bd9Sstevel@tonic-gate int err = 0; 18517c478bd9Sstevel@tonic-gate int addrcnt = 1; 18527c478bd9Sstevel@tonic-gate sin_t *sin4; 18537c478bd9Sstevel@tonic-gate sin6_t *sin6; 18547c478bd9Sstevel@tonic-gate 18557c478bd9Sstevel@tonic-gate ASSERT(sctp != NULL); 18567c478bd9Sstevel@tonic-gate 18577c478bd9Sstevel@tonic-gate RUN_SCTP(sctp); 18587c478bd9Sstevel@tonic-gate addr->sa_family = sctp->sctp_family; 18597c478bd9Sstevel@tonic-gate switch (sctp->sctp_family) { 18607c478bd9Sstevel@tonic-gate case AF_INET: 18617c478bd9Sstevel@tonic-gate sin4 = (sin_t *)addr; 18627c478bd9Sstevel@tonic-gate if ((sctp->sctp_state <= SCTPS_LISTEN) && 18637c478bd9Sstevel@tonic-gate sctp->sctp_bound_to_all) { 18647c478bd9Sstevel@tonic-gate sin4->sin_addr.s_addr = INADDR_ANY; 18657c478bd9Sstevel@tonic-gate sin4->sin_port = sctp->sctp_lport; 18667c478bd9Sstevel@tonic-gate } else { 18677c478bd9Sstevel@tonic-gate err = sctp_getmyaddrs(sctp, sin4, &addrcnt); 18687c478bd9Sstevel@tonic-gate if (err != 0) { 18697c478bd9Sstevel@tonic-gate *addrlen = 0; 18707c478bd9Sstevel@tonic-gate break; 18717c478bd9Sstevel@tonic-gate } 18727c478bd9Sstevel@tonic-gate } 18737c478bd9Sstevel@tonic-gate *addrlen = sizeof (struct sockaddr_in); 18747c478bd9Sstevel@tonic-gate break; 18757c478bd9Sstevel@tonic-gate case AF_INET6: 18767c478bd9Sstevel@tonic-gate sin6 = (sin6_t *)addr; 18777c478bd9Sstevel@tonic-gate if ((sctp->sctp_state <= SCTPS_LISTEN) && 18787c478bd9Sstevel@tonic-gate sctp->sctp_bound_to_all) { 18797c478bd9Sstevel@tonic-gate bzero(&sin6->sin6_addr, sizeof (sin6->sin6_addr)); 18807c478bd9Sstevel@tonic-gate sin6->sin6_port = sctp->sctp_lport; 18817c478bd9Sstevel@tonic-gate } else { 18827c478bd9Sstevel@tonic-gate err = sctp_getmyaddrs(sctp, sin6, &addrcnt); 18837c478bd9Sstevel@tonic-gate if (err != 0) { 18847c478bd9Sstevel@tonic-gate *addrlen = 0; 18857c478bd9Sstevel@tonic-gate break; 18867c478bd9Sstevel@tonic-gate } 18877c478bd9Sstevel@tonic-gate } 18887c478bd9Sstevel@tonic-gate *addrlen = sizeof (struct sockaddr_in6); 18897c478bd9Sstevel@tonic-gate sin6->sin6_flowinfo = sctp->sctp_ip6h->ip6_vcf & 18907c478bd9Sstevel@tonic-gate ~IPV6_VERS_AND_FLOW_MASK; 18917c478bd9Sstevel@tonic-gate sin6->sin6_scope_id = 0; 18927c478bd9Sstevel@tonic-gate sin6->__sin6_src_id = 0; 18937c478bd9Sstevel@tonic-gate break; 18947c478bd9Sstevel@tonic-gate } 18957c478bd9Sstevel@tonic-gate WAKE_SCTP(sctp); 18967c478bd9Sstevel@tonic-gate return (err); 18977c478bd9Sstevel@tonic-gate } 18987c478bd9Sstevel@tonic-gate 18997c478bd9Sstevel@tonic-gate /* 19007c478bd9Sstevel@tonic-gate * SCTP exported kernel interface for geting the primary peer address of 19017c478bd9Sstevel@tonic-gate * a sctp_t. The parameter addr is assumed to have enough space to hold 19027c478bd9Sstevel@tonic-gate * one socket address. 19037c478bd9Sstevel@tonic-gate */ 19047c478bd9Sstevel@tonic-gate int 19057c478bd9Sstevel@tonic-gate sctp_getpeername(sctp_t *sctp, struct sockaddr *addr, socklen_t *addrlen) 19067c478bd9Sstevel@tonic-gate { 19077c478bd9Sstevel@tonic-gate int err = 0; 19087c478bd9Sstevel@tonic-gate int addrcnt = 1; 19097c478bd9Sstevel@tonic-gate sin6_t *sin6; 19107c478bd9Sstevel@tonic-gate 19117c478bd9Sstevel@tonic-gate ASSERT(sctp != NULL); 19127c478bd9Sstevel@tonic-gate 19137c478bd9Sstevel@tonic-gate RUN_SCTP(sctp); 19147c478bd9Sstevel@tonic-gate addr->sa_family = sctp->sctp_family; 19157c478bd9Sstevel@tonic-gate switch (sctp->sctp_family) { 19167c478bd9Sstevel@tonic-gate case AF_INET: 19177c478bd9Sstevel@tonic-gate err = sctp_getpeeraddrs(sctp, addr, &addrcnt); 19187c478bd9Sstevel@tonic-gate if (err != 0) { 19197c478bd9Sstevel@tonic-gate *addrlen = 0; 19207c478bd9Sstevel@tonic-gate break; 19217c478bd9Sstevel@tonic-gate } 19227c478bd9Sstevel@tonic-gate *addrlen = sizeof (struct sockaddr_in); 19237c478bd9Sstevel@tonic-gate break; 19247c478bd9Sstevel@tonic-gate case AF_INET6: 19257c478bd9Sstevel@tonic-gate sin6 = (sin6_t *)addr; 19267c478bd9Sstevel@tonic-gate err = sctp_getpeeraddrs(sctp, sin6, &addrcnt); 19277c478bd9Sstevel@tonic-gate if (err != 0) { 19287c478bd9Sstevel@tonic-gate *addrlen = 0; 19297c478bd9Sstevel@tonic-gate break; 19307c478bd9Sstevel@tonic-gate } 19317c478bd9Sstevel@tonic-gate *addrlen = sizeof (struct sockaddr_in6); 19327c478bd9Sstevel@tonic-gate sin6->sin6_flowinfo = 0; 19337c478bd9Sstevel@tonic-gate sin6->sin6_scope_id = 0; 19347c478bd9Sstevel@tonic-gate sin6->__sin6_src_id = 0; 19357c478bd9Sstevel@tonic-gate break; 19367c478bd9Sstevel@tonic-gate } 19377c478bd9Sstevel@tonic-gate WAKE_SCTP(sctp); 19387c478bd9Sstevel@tonic-gate return (err); 19397c478bd9Sstevel@tonic-gate } 19407c478bd9Sstevel@tonic-gate 19417c478bd9Sstevel@tonic-gate /* 19427c478bd9Sstevel@tonic-gate * Return a list of IP addresses of the peer endpoint of this sctp_t. 19437c478bd9Sstevel@tonic-gate * The parameter paddrs is supposed to be either (struct sockaddr_in *) or 19447c478bd9Sstevel@tonic-gate * (struct sockaddr_in6 *) depending on the address family of the sctp_t. 19457c478bd9Sstevel@tonic-gate */ 19467c478bd9Sstevel@tonic-gate int 19477c478bd9Sstevel@tonic-gate sctp_getpeeraddrs(sctp_t *sctp, void *paddrs, int *addrcnt) 19487c478bd9Sstevel@tonic-gate { 19497c478bd9Sstevel@tonic-gate int family; 19507c478bd9Sstevel@tonic-gate struct sockaddr_in *sin4; 19517c478bd9Sstevel@tonic-gate struct sockaddr_in6 *sin6; 19527c478bd9Sstevel@tonic-gate int max; 19537c478bd9Sstevel@tonic-gate int cnt; 19547c478bd9Sstevel@tonic-gate sctp_faddr_t *fp = sctp->sctp_faddrs; 19557c478bd9Sstevel@tonic-gate in6_addr_t addr; 19567c478bd9Sstevel@tonic-gate 19577c478bd9Sstevel@tonic-gate ASSERT(sctp != NULL); 19587c478bd9Sstevel@tonic-gate 19597c478bd9Sstevel@tonic-gate if (sctp->sctp_faddrs == NULL) 19607c478bd9Sstevel@tonic-gate return (ENOTCONN); 19617c478bd9Sstevel@tonic-gate 19627c478bd9Sstevel@tonic-gate family = sctp->sctp_family; 19637c478bd9Sstevel@tonic-gate max = *addrcnt; 19647c478bd9Sstevel@tonic-gate 19657c478bd9Sstevel@tonic-gate /* If we want only one, give the primary */ 19667c478bd9Sstevel@tonic-gate if (max == 1) { 19677c478bd9Sstevel@tonic-gate addr = sctp->sctp_primary->faddr; 19687c478bd9Sstevel@tonic-gate switch (family) { 19697c478bd9Sstevel@tonic-gate case AF_INET: 19707c478bd9Sstevel@tonic-gate sin4 = paddrs; 19717c478bd9Sstevel@tonic-gate IN6_V4MAPPED_TO_INADDR(&addr, &sin4->sin_addr); 19727c478bd9Sstevel@tonic-gate sin4->sin_port = sctp->sctp_fport; 19737c478bd9Sstevel@tonic-gate sin4->sin_family = AF_INET; 19747c478bd9Sstevel@tonic-gate break; 19757c478bd9Sstevel@tonic-gate 19767c478bd9Sstevel@tonic-gate case AF_INET6: 19777c478bd9Sstevel@tonic-gate sin6 = paddrs; 19787c478bd9Sstevel@tonic-gate sin6->sin6_addr = addr; 19797c478bd9Sstevel@tonic-gate sin6->sin6_port = sctp->sctp_fport; 19807c478bd9Sstevel@tonic-gate sin6->sin6_family = AF_INET6; 19817c478bd9Sstevel@tonic-gate break; 19827c478bd9Sstevel@tonic-gate } 19837c478bd9Sstevel@tonic-gate return (0); 19847c478bd9Sstevel@tonic-gate } 19857c478bd9Sstevel@tonic-gate 19867c478bd9Sstevel@tonic-gate for (cnt = 0; cnt < max && fp != NULL; cnt++, fp = fp->next) { 19877c478bd9Sstevel@tonic-gate addr = fp->faddr; 19887c478bd9Sstevel@tonic-gate switch (family) { 19897c478bd9Sstevel@tonic-gate case AF_INET: 19907c478bd9Sstevel@tonic-gate ASSERT(IN6_IS_ADDR_V4MAPPED(&addr)); 19917c478bd9Sstevel@tonic-gate sin4 = (struct sockaddr_in *)paddrs + cnt; 19927c478bd9Sstevel@tonic-gate IN6_V4MAPPED_TO_INADDR(&addr, &sin4->sin_addr); 19937c478bd9Sstevel@tonic-gate sin4->sin_port = sctp->sctp_fport; 19947c478bd9Sstevel@tonic-gate sin4->sin_family = AF_INET; 19957c478bd9Sstevel@tonic-gate break; 19967c478bd9Sstevel@tonic-gate case AF_INET6: 19977c478bd9Sstevel@tonic-gate sin6 = (struct sockaddr_in6 *)paddrs + cnt; 19987c478bd9Sstevel@tonic-gate sin6->sin6_addr = addr; 19997c478bd9Sstevel@tonic-gate sin6->sin6_port = sctp->sctp_fport; 20007c478bd9Sstevel@tonic-gate sin6->sin6_family = AF_INET6; 20017c478bd9Sstevel@tonic-gate break; 20027c478bd9Sstevel@tonic-gate } 20037c478bd9Sstevel@tonic-gate } 20047c478bd9Sstevel@tonic-gate *addrcnt = cnt; 20057c478bd9Sstevel@tonic-gate return (0); 20067c478bd9Sstevel@tonic-gate } 2007