63 sctp_set_saddr(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_set_saddr()  argument
68 	fp->sf_saddr = sctp_get_valid_addr(sctp, v6, &addr_set);  in sctp_set_saddr()
86 sctp_get_dest(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_get_dest()  argument
92 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_get_dest()
93 	conn_t		*connp = sctp->sctp_connp;  in sctp_get_dest()
148 		sctp_set_saddr(sctp, fp);  in sctp_get_dest()
156 	if (!sctp->sctp_loopback)  in sctp_get_dest()
157 		sctp->sctp_loopback = uinfo.iulp_loopback;  in sctp_get_dest()
160 	if ((sp = sctp_saddr_lookup(sctp, &laddr, 0)) != NULL &&  in sctp_get_dest()
177 		sctp_set_saddr(sctp, fp);  in sctp_get_dest()
194 		if (fp->sf_rto < sctp->sctp_rto_min) {  in sctp_get_dest()
195 			fp->sf_rto = sctp->sctp_rto_min;  in sctp_get_dest()
197 		if (fp->sf_rto > sctp->sctp_rto_max) {  in sctp_get_dest()
198 			fp->sf_rto = sctp->sctp_rto_max;  in sctp_get_dest()
200 		SCTP_MAX_RTO(sctp, fp);  in sctp_get_dest()
209 		hdrlen = sctp->sctp_hdr_len;  in sctp_get_dest()
211 		hdrlen = sctp->sctp_hdr6_len;  in sctp_get_dest()
223 	if (fp == sctp->sctp_current)  in sctp_get_dest()
224 		sctp_set_faddr_current(sctp, fp);  in sctp_get_dest()
228 sctp_update_dce(sctp_t *sctp)  in sctp_update_dce()  argument
231 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_update_dce()
236 	for (fp = sctp->sctp_faddrs; fp != NULL; fp = fp->sf_next) {  in sctp_update_dce()
246 				    sctp->sctp_hdr_len;  in sctp_update_dce()
249 				    sctp->sctp_hdr6_len;  in sctp_update_dce()
284 sctp_make_mp(sctp_t *sctp, sctp_faddr_t *fp, int trailer)  in sctp_make_mp()  argument
289 	sctp_stack_t *sctps = sctp->sctp_sctps;  in sctp_make_mp()
298 		sctp_get_dest(sctp, fp);  in sctp_make_mp()
315 		ipsctplen = sctp->sctp_hdr_len;  in sctp_make_mp()
317 		ipsctplen = sctp->sctp_hdr6_len;  in sctp_make_mp()
333 		bcopy(sctp->sctp_iphc, mp->b_rptr, ipsctplen);  in sctp_make_mp()
334 		if (fp != sctp->sctp_current || src_changed) {  in sctp_make_mp()
346 		bcopy(sctp->sctp_iphc6, mp->b_rptr, ipsctplen);  in sctp_make_mp()
347 		if (fp != sctp->sctp_current || src_changed) {  in sctp_make_mp()
353 	ASSERT(sctp->sctp_connp != NULL);  in sctp_make_mp()
361 sctp_set_ulp_prop(sctp_t *sctp)  in sctp_set_ulp_prop()  argument
366 	sctp_stack_t *sctps = sctp->sctp_sctps;  in sctp_set_ulp_prop()
368 	if (sctp->sctp_current->sf_isv4) {  in sctp_set_ulp_prop()
369 		hdrlen = sctp->sctp_hdr_len;  in sctp_set_ulp_prop()
371 		hdrlen = sctp->sctp_hdr6_len;  in sctp_set_ulp_prop()
373 	ASSERT(sctp->sctp_ulpd);  in sctp_set_ulp_prop()
375 	sctp->sctp_connp->conn_wroff = sctps->sctps_wroff_xtra + hdrlen +  in sctp_set_ulp_prop()
378 	ASSERT(sctp->sctp_current->sf_pmss == sctp->sctp_mss);  in sctp_set_ulp_prop()
381 	sopp.sopp_wroff = sctp->sctp_connp->conn_wroff;  in sctp_set_ulp_prop()
382 	sopp.sopp_maxblk = sctp->sctp_mss - sizeof (sctp_data_hdr_t);  in sctp_set_ulp_prop()
383 	sctp->sctp_ulp_prop(sctp->sctp_ulpd, &sopp);  in sctp_set_ulp_prop()
390 sctp_set_iplen(sctp_t *sctp, mblk_t *mp, ip_xmit_attr_t *ixa)  in sctp_set_iplen()  argument
406 		ixa->ixa_ip_hdr_length = sctp->sctp_ip_hdr_len;  in sctp_set_iplen()
410 		ixa->ixa_ip_hdr_length = sctp->sctp_ip_hdr6_len;  in sctp_set_iplen()
463 sctp_add_faddr(sctp_t *sctp, in6_addr_t *addr, int sleep, boolean_t first)  in sctp_add_faddr()  argument
468 	conn_t		*connp = sctp->sctp_connp;  in sctp_add_faddr()
503 		if (sctp->sctp_faddrs == NULL && effective_tsl != NULL) {  in sctp_add_faddr()
514 	timer_mp = sctp_timer_alloc((sctp), sctp_rexmit_timer, sleep);  in sctp_add_faddr()
530 	sctp_init_faddr(sctp, faddr, addr, timer_mp);  in sctp_add_faddr()
536 	if (sctp->sctp_faddrs == NULL) {  in sctp_add_faddr()
537 		ASSERT(sctp->sctp_lastfaddr == NULL);  in sctp_add_faddr()
539 		sctp->sctp_faddrs = sctp->sctp_lastfaddr = faddr;  in sctp_add_faddr()
541 		ASSERT(sctp->sctp_lastfaddr != NULL);  in sctp_add_faddr()
542 		faddr->sf_next = sctp->sctp_faddrs;  in sctp_add_faddr()
543 		sctp->sctp_faddrs = faddr;  in sctp_add_faddr()
545 		sctp->sctp_lastfaddr->sf_next = faddr;  in sctp_add_faddr()
546 		sctp->sctp_lastfaddr = faddr;  in sctp_add_faddr()
548 	sctp->sctp_nfaddrs++;  in sctp_add_faddr()
554 sctp_lookup_faddr(sctp_t *sctp, in6_addr_t *addr)  in sctp_lookup_faddr()  argument
558 	for (fp = sctp->sctp_faddrs; fp != NULL; fp = fp->sf_next) {  in sctp_lookup_faddr()
582 sctp_set_faddr_current(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_set_faddr_current()  argument
587 		    sctp->sctp_ipha->ipha_dst);  in sctp_set_faddr_current()
589 		    sctp->sctp_ipha->ipha_src);  in sctp_set_faddr_current()
592 			sctp->sctp_ipha->ipha_fragment_offset_and_flags =  in sctp_set_faddr_current()
595 			sctp->sctp_ipha->ipha_fragment_offset_and_flags = 0;  in sctp_set_faddr_current()
598 		sctp->sctp_ip6h->ip6_dst = fp->sf_faddr;  in sctp_set_faddr_current()
599 		sctp->sctp_ip6h->ip6_src = fp->sf_saddr;  in sctp_set_faddr_current()
602 	sctp->sctp_current = fp;  in sctp_set_faddr_current()
603 	sctp->sctp_mss = fp->sf_pmss;  in sctp_set_faddr_current()
606 	if (!SCTP_IS_DETACHED(sctp))  in sctp_set_faddr_current()
607 		sctp_set_ulp_prop(sctp);  in sctp_set_faddr_current()
611 sctp_redo_faddr_srcs(sctp_t *sctp)  in sctp_redo_faddr_srcs()  argument
615 	for (fp = sctp->sctp_faddrs; fp != NULL; fp = fp->sf_next) {  in sctp_redo_faddr_srcs()
616 		sctp_get_dest(sctp, fp);  in sctp_redo_faddr_srcs()
621 sctp_faddr_alive(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_faddr_alive()  argument
632 	if (!sctp->sctp_zero_win_probe || !sctp->sctp_sctps->sctps_reclaim) {  in sctp_faddr_alive()
633 		sctp->sctp_strikes = 0;  in sctp_faddr_alive()
641 		sctp_intf_event(sctp, fp->sf_faddr, SCTP_ADDR_AVAILABLE, 0);  in sctp_faddr_alive()
643 		sctp_get_dest(sctp, fp);  in sctp_faddr_alive()
652 		if (fp == sctp->sctp_primary &&  in sctp_faddr_alive()
654 			sctp_set_faddr_current(sctp, fp);  in sctp_faddr_alive()
665 sctp_is_a_faddr_clean(sctp_t *sctp)  in sctp_is_a_faddr_clean()  argument
669 	for (fp = sctp->sctp_faddrs; fp; fp = fp->sf_next) {  in sctp_is_a_faddr_clean()
686 sctp_faddr_dead(sctp_t *sctp, sctp_faddr_t *fp, int newstate)  in sctp_faddr_dead()  argument
689 	sctp_stack_t *sctps = sctp->sctp_sctps;  in sctp_faddr_dead()
692 		sctp_intf_event(sctp, fp->sf_faddr, SCTP_ADDR_UNREACHABLE, 0);  in sctp_faddr_dead()
699 	if (fp == sctp->sctp_current) {  in sctp_faddr_dead()
701 		sctp->sctp_current = NULL;  in sctp_faddr_dead()
714 		for (fp = sctp->sctp_faddrs; fp != ofp; fp = fp->sf_next) {  in sctp_faddr_dead()
726 		if (sctp->sctp_current == NULL) {  in sctp_faddr_dead()
733 			sctp_set_faddr_current(sctp, fp);  in sctp_faddr_dead()
742 	sctp_assoc_event(sctp, sctp->sctp_state < SCTPS_ESTABLISHED ?  in sctp_faddr_dead()
744 	sctp_clean_death(sctp, sctp->sctp_client_errno ?  in sctp_faddr_dead()
745 	    sctp->sctp_client_errno : ETIMEDOUT);  in sctp_faddr_dead()
751 sctp_rotate_faddr(sctp_t *sctp, sctp_faddr_t *ofp)  in sctp_rotate_faddr()  argument
758 		ofp = sctp->sctp_current;  in sctp_rotate_faddr()
761 	if (sctp->sctp_nfaddrs < 2)  in sctp_rotate_faddr()
773 			nfp = sctp->sctp_faddrs;  in sctp_rotate_faddr()
803 sctp_unlink_faddr(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_unlink_faddr()  argument
809 	if (!sctp->sctp_faddrs) {  in sctp_unlink_faddr()
828 	if (fp == sctp->sctp_faddrs) {  in sctp_unlink_faddr()
832 	for (fpp = sctp->sctp_faddrs; fpp->sf_next != fp; fpp = fpp->sf_next)  in sctp_unlink_faddr()
836 	ASSERT(sctp->sctp_conn_tfp != NULL);  in sctp_unlink_faddr()
837 	mutex_enter(&sctp->sctp_conn_tfp->tf_lock);  in sctp_unlink_faddr()
838 	if (fp == sctp->sctp_faddrs) {  in sctp_unlink_faddr()
839 		sctp->sctp_faddrs = fp->sf_next;  in sctp_unlink_faddr()
843 	mutex_exit(&sctp->sctp_conn_tfp->tf_lock);  in sctp_unlink_faddr()
845 	sctp->sctp_nfaddrs--;  in sctp_unlink_faddr()
849 sctp_zap_faddrs(sctp_t *sctp, int caller_holds_lock)  in sctp_zap_faddrs()  argument
853 	if (sctp->sctp_faddrs == NULL) {  in sctp_zap_faddrs()
854 		ASSERT(sctp->sctp_lastfaddr == NULL);  in sctp_zap_faddrs()
858 	ASSERT(sctp->sctp_lastfaddr != NULL);  in sctp_zap_faddrs()
859 	sctp->sctp_lastfaddr = NULL;  in sctp_zap_faddrs()
860 	sctp->sctp_current = NULL;  in sctp_zap_faddrs()
861 	sctp->sctp_primary = NULL;  in sctp_zap_faddrs()
863 	sctp_free_faddr_timers(sctp);  in sctp_zap_faddrs()
865 	if (sctp->sctp_conn_tfp != NULL && !caller_holds_lock) {  in sctp_zap_faddrs()
867 		mutex_enter(&sctp->sctp_conn_tfp->tf_lock);  in sctp_zap_faddrs()
870 	for (fp = sctp->sctp_faddrs; fp; fp = fpn) {  in sctp_zap_faddrs()
877 		sctp->sctp_nfaddrs--;  in sctp_zap_faddrs()
880 	sctp->sctp_faddrs = NULL;  in sctp_zap_faddrs()
881 	ASSERT(sctp->sctp_nfaddrs == 0);  in sctp_zap_faddrs()
882 	if (sctp->sctp_conn_tfp != NULL && !caller_holds_lock) {  in sctp_zap_faddrs()
883 		mutex_exit(&sctp->sctp_conn_tfp->tf_lock);  in sctp_zap_faddrs()
889 sctp_zap_addrs(sctp_t *sctp)  in sctp_zap_addrs()  argument
891 	sctp_zap_faddrs(sctp, 0);  in sctp_zap_addrs()
892 	sctp_free_saddrs(sctp);  in sctp_zap_addrs()
916 sctp_build_hdrs(sctp_t *sctp, int sleep)  in sctp_build_hdrs()  argument
918 	conn_t		*connp = sctp->sctp_connp;  in sctp_build_hdrs()
946 	if (hdrs_len != sctp->sctp_iphc_len) {  in sctp_build_hdrs()
952 		if (sctp->sctp_iphc != NULL)  in sctp_build_hdrs()
953 			kmem_free(sctp->sctp_iphc, sctp->sctp_iphc_len);  in sctp_build_hdrs()
954 		sctp->sctp_iphc = hdrs;  in sctp_build_hdrs()
955 		sctp->sctp_iphc_len = hdrs_len;  in sctp_build_hdrs()
957 		hdrs = sctp->sctp_iphc;  in sctp_build_hdrs()
959 	sctp->sctp_hdr_len = sctp->sctp_iphc_len;  in sctp_build_hdrs()
960 	sctp->sctp_ip_hdr_len = ip_hdr_length;  in sctp_build_hdrs()
963 	sctp->sctp_sctph = sctph;  in sctp_build_hdrs()
966 	sctph->sh_verf = sctp->sctp_fvtag;  in sctp_build_hdrs()
970 	sctp->sctp_ipha = ipha;  in sctp_build_hdrs()
986 	if (hdrs_len != sctp->sctp_iphc6_len) {  in sctp_build_hdrs()
992 		if (sctp->sctp_iphc6 != NULL)  in sctp_build_hdrs()
993 			kmem_free(sctp->sctp_iphc6, sctp->sctp_iphc6_len);  in sctp_build_hdrs()
994 		sctp->sctp_iphc6 = hdrs;  in sctp_build_hdrs()
995 		sctp->sctp_iphc6_len = hdrs_len;  in sctp_build_hdrs()
997 		hdrs = sctp->sctp_iphc6;  in sctp_build_hdrs()
999 	sctp->sctp_hdr6_len = sctp->sctp_iphc6_len;  in sctp_build_hdrs()
1000 	sctp->sctp_ip_hdr6_len = ip_hdr_length;  in sctp_build_hdrs()
1003 	sctp->sctp_sctph6 = sctph;  in sctp_build_hdrs()
1006 	sctph->sh_verf = sctp->sctp_fvtag;  in sctp_build_hdrs()
1010 	sctp->sctp_ip6h = ip6h;  in sctp_build_hdrs()
1041 sctp_v4_label(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_v4_label()  argument
1043 	conn_t *connp = sctp->sctp_connp;  in sctp_v4_label()
1051 sctp_v6_label(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_v6_label()  argument
1053 	conn_t *connp = sctp->sctp_connp;  in sctp_v6_label()
1069 sctp_set_hdraddrs(sctp_t *sctp)  in sctp_set_hdraddrs()  argument
1074 	conn_t *connp = sctp->sctp_connp;  in sctp_set_hdraddrs()
1076 	ASSERT(sctp->sctp_faddrs != NULL);  in sctp_set_hdraddrs()
1077 	ASSERT(sctp->sctp_nsaddrs > 0);  in sctp_set_hdraddrs()
1080 	connp->conn_faddr_v6 = sctp->sctp_primary->sf_faddr;  in sctp_set_hdraddrs()
1082 	connp->conn_saddr_v6 = sctp->sctp_primary->sf_saddr;  in sctp_set_hdraddrs()
1084 	if (IN6_IS_ADDR_V4MAPPED(&sctp->sctp_primary->sf_faddr)) {  in sctp_set_hdraddrs()
1086 		    sctp_v4_label(sctp, sctp->sctp_primary) == 0) {  in sctp_set_hdraddrs()
1094 		    sctp_v6_label(sctp, sctp->sctp_primary) == 0) {  in sctp_set_hdraddrs()
1099 	for (fp = sctp->sctp_faddrs; fp; fp = fp->sf_next) {  in sctp_set_hdraddrs()
1102 			    sctp_v4_label(sctp, fp) == 0) {  in sctp_set_hdraddrs()
1110 			    sctp_v6_label(sctp, fp) == 0) {  in sctp_set_hdraddrs()
1256 sctp_get_addrparams(sctp_t *sctp, sctp_t *psctp, mblk_t *pkt,  in sctp_get_addrparams()  argument
1272 	sctp_stack_t		*sctps = sctp->sctp_sctps;  in sctp_get_addrparams()
1273 	conn_t			*connp = sctp->sctp_connp;  in sctp_get_addrparams()
1301 		ASSERT(sctp->sctp_nsaddrs == 0);  in sctp_get_addrparams()
1303 		err = sctp_dup_saddrs(psctp, sctp, KM_NOSLEEP);  in sctp_get_addrparams()
1314 	fp = sctp_lookup_faddr(sctp, hdrsaddr);  in sctp_get_addrparams()
1317 		err = sctp_add_faddr(sctp, hdrsaddr, KM_NOSLEEP, B_TRUE);  in sctp_get_addrparams()
1322 		fp = sctp->sctp_faddrs;  in sctp_get_addrparams()
1327 		curaddr = sctp->sctp_current->sf_faddr;  in sctp_get_addrparams()
1329 	sctp->sctp_primary = fp;  in sctp_get_addrparams()
1330 	sctp->sctp_current = fp;  in sctp_get_addrparams()
1331 	sctp->sctp_mss = fp->sf_pmss;  in sctp_get_addrparams()
1334 	if (sctp->sctp_loopback || sctp->sctp_linklocal) {  in sctp_get_addrparams()
1335 		if (sctp->sctp_nsaddrs != 0)  in sctp_get_addrparams()
1336 			sctp_free_saddrs(sctp);  in sctp_get_addrparams()
1337 		if ((err = sctp_saddr_add_addr(sctp, hdrdaddr, 0)) != 0)  in sctp_get_addrparams()
1340 		if (sctp->sctp_loopback)  in sctp_get_addrparams()
1350 			sctp_check_saddr(sctp, supp_af, psctp == NULL ?  in sctp_get_addrparams()
1353 		ASSERT(sctp_saddr_lookup(sctp, hdrdaddr, 0) != NULL);  in sctp_get_addrparams()
1411 				if (sctp_lookup_faddr(sctp, &addr) != NULL)  in sctp_get_addrparams()
1415 				err = sctp_add_faddr(sctp, &addr, KM_NOSLEEP,  in sctp_get_addrparams()
1440 				if (sctp_lookup_faddr(sctp, addr6) != NULL)  in sctp_get_addrparams()
1443 				err = sctp_add_faddr(sctp,  in sctp_get_addrparams()
1459 		sctp_check_saddr(sctp, supp_af, psctp == NULL ? B_FALSE :  in sctp_get_addrparams()
1462 	ASSERT(sctp_saddr_lookup(sctp, hdrdaddr, 0) != NULL);  in sctp_get_addrparams()
1474 		asize = sizeof (in6_addr_t) * sctp->sctp_nfaddrs;  in sctp_get_addrparams()
1496 		sctp_get_faddr_list(sctp, alist, asize);  in sctp_get_addrparams()
1498 		    sctp->sctp_nfaddrs, dlist, dsize, 1, SCTP_CL_PADDR,  in sctp_get_addrparams()
1499 		    (cl_sctp_handle_t)sctp);  in sctp_get_addrparams()
1522 	sctp_t *sctp;  in sctp_secure_restart_check()  local
1625 	for (sctp = tf->tf_sctp; sctp; sctp = sctp->sctp_conn_hash_next) {  in sctp_secure_restart_check()
1626 		if (ports != sctp->sctp_connp->conn_ports) {  in sctp_secure_restart_check()
1629 		compres = sctp_compare_faddrsets(fphead, sctp->sctp_faddrs);  in sctp_secure_restart_check()
1638 			    SCTP_PRINTADDR(*hdraddr), (void *)sctp));  in sctp_secure_restart_check()
1649 				if (sctp_lookup_faddr(sctp, &fp->sf_faddr)) {  in sctp_secure_restart_check()
1705 		sctp_send_abort(sctp, sctp_init2vtag(ich),  in sctp_secure_restart_check()
1733 sctp_congest_reset(sctp_t *sctp)  in sctp_congest_reset()  argument
1736 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_congest_reset()
1739 	for (fp = sctp->sctp_faddrs; fp != NULL; fp = fp->sf_next) {  in sctp_congest_reset()
1749 	while ((mp = sctp->sctp_xmit_head) != NULL) {  in sctp_congest_reset()
1750 		sctp->sctp_xmit_head = mp->b_next;  in sctp_congest_reset()
1752 		if (sctp->sctp_xmit_head != NULL)  in sctp_congest_reset()
1753 			sctp->sctp_xmit_head->b_prev = NULL;  in sctp_congest_reset()
1754 		sctp_sendfail_event(sctp, mp, 0, B_TRUE);  in sctp_congest_reset()
1756 	sctp->sctp_xmit_head = NULL;  in sctp_congest_reset()
1757 	sctp->sctp_xmit_tail = NULL;  in sctp_congest_reset()
1758 	sctp->sctp_xmit_unacked = NULL;  in sctp_congest_reset()
1760 	sctp->sctp_unacked = 0;  in sctp_congest_reset()
1767 	if (sctp->sctp_cxmit_list != NULL)  in sctp_congest_reset()
1768 		sctp_asconf_free_cxmit(sctp, NULL);  in sctp_congest_reset()
1769 	sctp->sctp_cxmit_list = NULL;  in sctp_congest_reset()
1770 	sctp->sctp_cchunk_pend = 0;  in sctp_congest_reset()
1772 	sctp->sctp_rexmitting = B_FALSE;  in sctp_congest_reset()
1773 	sctp->sctp_rxt_nxttsn = 0;  in sctp_congest_reset()
1774 	sctp->sctp_rxt_maxtsn = 0;  in sctp_congest_reset()
1776 	sctp->sctp_zero_win_probe = B_FALSE;  in sctp_congest_reset()
1780 sctp_init_faddr(sctp_t *sctp, sctp_faddr_t *fp, in6_addr_t *addr,  in sctp_init_faddr()  argument
1783 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_init_faddr()
1792 		    (sctps->sctps_initial_mtu - sctp->sctp_hdr_len) &  in sctp_init_faddr()
1798 		    (sctps->sctps_initial_mtu - sctp->sctp_hdr6_len) &  in sctp_init_faddr()
1803 	fp->sf_rto = MIN(sctp->sctp_rto_initial, sctp->sctp_rto_max_init);  in sctp_init_faddr()
1804 	SCTP_MAX_RTO(sctp, fp);  in sctp_init_faddr()
1808 	fp->sf_max_retr = sctp->sctp_pp_max_rxt;  in sctp_init_faddr()
1811 	fp->sf_hb_interval = sctp->sctp_hb_interval;  in sctp_init_faddr()
1828 	sctp_get_dest(sctp, fp);  in sctp_init_faddr()