2 * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved.
3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
4 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
9 * a) Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
12 * b) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the distribution.
16 * c) Neither the name of Cisco Systems, Inc. nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
36 #include <netinet/sctp_os.h>
37 #include <netinet/sctp.h>
38 #include <netinet/sctp_constants.h>
39 #include <netinet/sctp_sysctl.h>
40 #include <netinet/sctp_pcb.h>
41 #include <netinet/sctputil.h>
42 #include <netinet/sctp_output.h>
46 * sysctl tunable variables
52 SCTP_BASE_SYSCTL(sctp_sendspace) = SCTPCTL_MAXDGRAM_DEFAULT;
53 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTPCTL_RECVSPACE_DEFAULT;
54 SCTP_BASE_SYSCTL(sctp_auto_asconf) = SCTPCTL_AUTOASCONF_DEFAULT;
55 SCTP_BASE_SYSCTL(sctp_multiple_asconfs) = SCTPCTL_MULTIPLEASCONFS_DEFAULT;
56 SCTP_BASE_SYSCTL(sctp_ecn_enable) = SCTPCTL_ECN_ENABLE_DEFAULT;
57 SCTP_BASE_SYSCTL(sctp_strict_sacks) = SCTPCTL_STRICT_SACKS_DEFAULT;
58 SCTP_BASE_SYSCTL(sctp_peer_chunk_oh) = SCTPCTL_PEER_CHKOH_DEFAULT;
59 SCTP_BASE_SYSCTL(sctp_max_burst_default) = SCTPCTL_MAXBURST_DEFAULT;
60 SCTP_BASE_SYSCTL(sctp_fr_max_burst_default) = SCTPCTL_FRMAXBURST_DEFAULT;
61 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT;
62 SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT;
63 SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT;
64 SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT;
65 SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT;
66 SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT;
67 SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT;
68 SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT;
69 SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT;
70 SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT;
71 SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT;
72 SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT;
73 SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT;
74 SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT;
75 SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT;
76 SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT;
77 SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT;
78 SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT;
79 SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT;
80 SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT;
81 SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT;
82 SCTP_BASE_SYSCTL(sctp_path_pf_threshold) = SCTPCTL_PATH_PF_THRESHOLD_DEFAULT;
83 SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT;
84 SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default) = SCTPCTL_INCOMING_STREAMS_DEFAULT;
85 SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default) = SCTPCTL_OUTGOING_STREAMS_DEFAULT;
86 SCTP_BASE_SYSCTL(sctp_cmt_on_off) = SCTPCTL_CMT_ON_OFF_DEFAULT;
88 SCTP_BASE_SYSCTL(sctp_nr_sack_on_off) = SCTPCTL_NR_SACK_ON_OFF_DEFAULT;
89 SCTP_BASE_SYSCTL(sctp_cmt_use_dac) = SCTPCTL_CMT_USE_DAC_DEFAULT;
90 SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT;
91 SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk) = SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT;
92 SCTP_BASE_SYSCTL(sctp_auth_disable) = SCTPCTL_AUTH_DISABLE_DEFAULT;
93 SCTP_BASE_SYSCTL(sctp_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT;
94 SCTP_BASE_SYSCTL(sctp_L2_abc_variable) = SCTPCTL_ABC_L_VAR_DEFAULT;
95 SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count) = SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT;
96 SCTP_BASE_SYSCTL(sctp_do_drain) = SCTPCTL_DO_SCTP_DRAIN_DEFAULT;
97 SCTP_BASE_SYSCTL(sctp_hb_maxburst) = SCTPCTL_HB_MAX_BURST_DEFAULT;
98 SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit) = SCTPCTL_ABORT_AT_LIMIT_DEFAULT;
99 SCTP_BASE_SYSCTL(sctp_strict_data_order) = SCTPCTL_STRICT_DATA_ORDER_DEFAULT;
100 SCTP_BASE_SYSCTL(sctp_min_residual) = SCTPCTL_MIN_RESIDUAL_DEFAULT;
101 SCTP_BASE_SYSCTL(sctp_max_retran_chunk) = SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT;
102 SCTP_BASE_SYSCTL(sctp_logging_level) = SCTPCTL_LOGGING_LEVEL_DEFAULT;
103 /* JRS - Variable for default congestion control module */
104 SCTP_BASE_SYSCTL(sctp_default_cc_module) = SCTPCTL_DEFAULT_CC_MODULE_DEFAULT;
105 /* RS - Variable for default stream scheduling module */
106 SCTP_BASE_SYSCTL(sctp_default_ss_module) = SCTPCTL_DEFAULT_SS_MODULE_DEFAULT;
107 SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT;
108 SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT;
109 SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT;
110 SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT;
111 SCTP_BASE_SYSCTL(sctp_buffer_splitting) = SCTPCTL_BUFFER_SPLITTING_DEFAULT;
112 SCTP_BASE_SYSCTL(sctp_initial_cwnd) = SCTPCTL_INITIAL_CWND_DEFAULT;
113 SCTP_BASE_SYSCTL(sctp_rttvar_bw) = SCTPCTL_RTTVAR_BW_DEFAULT;
114 SCTP_BASE_SYSCTL(sctp_rttvar_rtt) = SCTPCTL_RTTVAR_RTT_DEFAULT;
115 SCTP_BASE_SYSCTL(sctp_rttvar_eqret) = SCTPCTL_RTTVAR_EQRET_DEFAULT;
116 SCTP_BASE_SYSCTL(sctp_steady_step) = SCTPCTL_RTTVAR_STEADYS_DEFAULT;
117 SCTP_BASE_SYSCTL(sctp_use_dccc_ecn) = SCTPCTL_RTTVAR_DCCCECN_DEFAULT;
118 SCTP_BASE_SYSCTL(sctp_blackhole) = SCTPCTL_BLACKHOLE_DEFAULT;
119 SCTP_BASE_SYSCTL(sctp_diag_info_code) = SCTPCTL_DIAG_INFO_CODE_DEFAULT;
120 #if defined(SCTP_LOCAL_TRACE_BUF)
121 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
123 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT;
124 SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT;
125 SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT;
126 #if defined(SCTP_DEBUG)
127 SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT;
129 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
130 SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT;
135 /* It returns an upper limit. No filtering is done here */
137 number_of_addresses(struct sctp_inpcb *inp)
140 struct sctp_vrf *vrf;
141 struct sctp_ifn *sctp_ifn;
142 struct sctp_ifa *sctp_ifa;
143 struct sctp_laddr *laddr;
146 /* neither Mac OS X nor FreeBSD support mulitple routing functions */
147 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) {
150 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
151 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
152 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
153 switch (sctp_ifa->address.sa.sa_family) {
168 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
169 switch (laddr->ifa->address.sa.sa_family) {
187 copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req)
189 struct sctp_ifn *sctp_ifn;
190 struct sctp_ifa *sctp_ifa;
191 int loopback_scope, ipv4_local_scope, local_scope, site_scope;
192 int ipv4_addr_legal, ipv6_addr_legal;
193 struct sctp_vrf *vrf;
194 struct xsctp_laddr xladdr;
195 struct sctp_laddr *laddr;
198 /* Turn on all the appropriate scope */
200 /* use association specific values */
201 loopback_scope = stcb->asoc.scope.loopback_scope;
202 ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope;
203 local_scope = stcb->asoc.scope.local_scope;
204 site_scope = stcb->asoc.scope.site_scope;
205 ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal;
206 ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal;
208 /* Use generic values for endpoints. */
210 ipv4_local_scope = 1;
213 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
215 if (SCTP_IPV6_V6ONLY(inp)) {
226 /* neither Mac OS X nor FreeBSD support mulitple routing functions */
227 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) {
228 SCTP_INP_RUNLOCK(inp);
229 SCTP_INP_INFO_RUNLOCK();
232 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
233 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
234 if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn))
235 /* Skip loopback if loopback_scope not set */
237 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
240 * ignore if blacklisted at
243 if (sctp_is_addr_restricted(stcb, sctp_ifa))
246 switch (sctp_ifa->address.sa.sa_family) {
249 if (ipv4_addr_legal) {
250 struct sockaddr_in *sin;
252 sin = (struct sockaddr_in *)&sctp_ifa->address.sa;
253 if (sin->sin_addr.s_addr == 0)
255 if (prison_check_ip4(inp->ip_inp.inp.inp_cred,
256 &sin->sin_addr) != 0) {
259 if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr)))
268 if (ipv6_addr_legal) {
269 struct sockaddr_in6 *sin6;
271 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa;
272 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr))
274 if (prison_check_ip6(inp->ip_inp.inp.inp_cred,
275 &sin6->sin6_addr) != 0) {
278 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
279 if (local_scope == 0)
281 if (sin6->sin6_scope_id == 0) {
287 if (sa6_recoverscope(sin6) != 0)
291 if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr)))
301 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
302 memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore));
303 SCTP_INP_RUNLOCK(inp);
304 SCTP_INP_INFO_RUNLOCK();
305 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
309 SCTP_INP_INFO_RLOCK();
315 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
316 /* ignore if blacklisted at association level */
317 if (stcb && sctp_is_addr_restricted(stcb, laddr->ifa))
319 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
320 memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore));
321 xladdr.start_time.tv_sec = (uint32_t) laddr->start_time.tv_sec;
322 xladdr.start_time.tv_usec = (uint32_t) laddr->start_time.tv_usec;
323 SCTP_INP_RUNLOCK(inp);
324 SCTP_INP_INFO_RUNLOCK();
325 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
329 SCTP_INP_INFO_RLOCK();
334 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
336 SCTP_INP_RUNLOCK(inp);
337 SCTP_INP_INFO_RUNLOCK();
338 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
343 SCTP_INP_INFO_RLOCK();
353 sctp_assoclist(SYSCTL_HANDLER_ARGS)
355 unsigned int number_of_endpoints;
356 unsigned int number_of_local_addresses;
357 unsigned int number_of_associations;
358 unsigned int number_of_remote_addresses;
361 struct sctp_inpcb *inp;
362 struct sctp_tcb *stcb;
363 struct sctp_nets *net;
364 struct xsctp_inpcb xinpcb;
365 struct xsctp_tcb xstcb;
366 struct xsctp_raddr xraddr;
369 number_of_endpoints = 0;
370 number_of_local_addresses = 0;
371 number_of_associations = 0;
372 number_of_remote_addresses = 0;
374 SCTP_INP_INFO_RLOCK();
375 if (req->oldptr == USER_ADDR_NULL) {
376 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) {
378 number_of_endpoints++;
379 number_of_local_addresses += number_of_addresses(inp);
380 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
381 number_of_associations++;
382 number_of_local_addresses += number_of_addresses(inp);
383 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
384 number_of_remote_addresses++;
387 SCTP_INP_RUNLOCK(inp);
389 SCTP_INP_INFO_RUNLOCK();
390 n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) +
391 (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) +
392 (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) +
393 (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr);
395 /* request some more memory than needed */
396 req->oldidx = (n + n / 8);
399 if (req->newptr != USER_ADDR_NULL) {
400 SCTP_INP_INFO_RUNLOCK();
401 SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM);
404 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) {
406 if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) {
407 /* if its allgone it is being freed - skip it */
411 xinpcb.local_port = ntohs(inp->sctp_lport);
412 xinpcb.flags = inp->sctp_flags;
413 xinpcb.features = (uint32_t) inp->sctp_features;
414 xinpcb.total_sends = inp->total_sends;
415 xinpcb.total_recvs = inp->total_recvs;
416 xinpcb.total_nospaces = inp->total_nospaces;
417 xinpcb.fragmentation_point = inp->sctp_frag_point;
418 so = inp->sctp_socket;
420 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
424 xinpcb.qlen = so->so_qlen;
425 xinpcb.maxqlen = so->so_qlimit;
427 SCTP_INP_INCR_REF(inp);
428 SCTP_INP_RUNLOCK(inp);
429 SCTP_INP_INFO_RUNLOCK();
430 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb));
432 SCTP_INP_DECR_REF(inp);
435 SCTP_INP_INFO_RLOCK();
437 error = copy_out_local_addresses(inp, NULL, req);
439 SCTP_INP_DECR_REF(inp);
442 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
444 atomic_add_int(&stcb->asoc.refcnt, 1);
445 SCTP_TCB_UNLOCK(stcb);
447 xstcb.local_port = ntohs(inp->sctp_lport);
448 xstcb.remote_port = ntohs(stcb->rport);
449 if (stcb->asoc.primary_destination != NULL)
450 xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr;
451 xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay;
452 xstcb.state = SCTP_GET_STATE(&stcb->asoc); /* FIXME */
453 /* 7.0 does not support these */
454 xstcb.assoc_id = sctp_get_associd(stcb);
455 xstcb.peers_rwnd = stcb->asoc.peers_rwnd;
456 xstcb.in_streams = stcb->asoc.streamincnt;
457 xstcb.out_streams = stcb->asoc.streamoutcnt;
458 xstcb.max_nr_retrans = stcb->asoc.overall_error_count;
459 xstcb.primary_process = 0; /* not really supported
461 xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie;
462 xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack;
463 xstcb.retransmitted_tsns = stcb->asoc.marked_retrans;
464 xstcb.start_time.tv_sec = (uint32_t) stcb->asoc.start_time.tv_sec;
465 xstcb.start_time.tv_usec = (uint32_t) stcb->asoc.start_time.tv_usec;
466 xstcb.discontinuity_time.tv_sec = (uint32_t) stcb->asoc.discontinuity_time.tv_sec;
467 xstcb.discontinuity_time.tv_usec = (uint32_t) stcb->asoc.discontinuity_time.tv_usec;
468 xstcb.total_sends = stcb->total_sends;
469 xstcb.total_recvs = stcb->total_recvs;
470 xstcb.local_tag = stcb->asoc.my_vtag;
471 xstcb.remote_tag = stcb->asoc.peer_vtag;
472 xstcb.initial_tsn = stcb->asoc.init_seq_number;
473 xstcb.highest_tsn = stcb->asoc.sending_seq - 1;
474 xstcb.cumulative_tsn = stcb->asoc.last_acked_seq;
475 xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn;
476 xstcb.mtu = stcb->asoc.smallest_mtu;
477 xstcb.refcnt = stcb->asoc.refcnt;
478 SCTP_INP_RUNLOCK(inp);
479 SCTP_INP_INFO_RUNLOCK();
480 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb));
482 SCTP_INP_DECR_REF(inp);
483 atomic_subtract_int(&stcb->asoc.refcnt, 1);
486 SCTP_INP_INFO_RLOCK();
488 error = copy_out_local_addresses(inp, stcb, req);
490 SCTP_INP_DECR_REF(inp);
491 atomic_subtract_int(&stcb->asoc.refcnt, 1);
494 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
496 xraddr.address = net->ro._l_addr;
497 xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE);
498 xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0);
499 xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0);
500 xraddr.potentially_failed = ((net->dest_state & SCTP_ADDR_PF) == SCTP_ADDR_PF);
501 xraddr.rto = net->RTO;
502 xraddr.max_path_rtx = net->failure_threshold;
503 xraddr.rtx = net->marked_retrans;
504 xraddr.error_counter = net->error_count;
505 xraddr.cwnd = net->cwnd;
506 xraddr.flight_size = net->flight_size;
507 xraddr.mtu = net->mtu;
508 xraddr.rtt = net->rtt / 1000;
509 xraddr.heartbeat_interval = net->heart_beat_delay;
510 xraddr.start_time.tv_sec = (uint32_t) net->start_time.tv_sec;
511 xraddr.start_time.tv_usec = (uint32_t) net->start_time.tv_usec;
512 SCTP_INP_RUNLOCK(inp);
513 SCTP_INP_INFO_RUNLOCK();
514 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr));
516 SCTP_INP_DECR_REF(inp);
517 atomic_subtract_int(&stcb->asoc.refcnt, 1);
520 SCTP_INP_INFO_RLOCK();
523 atomic_subtract_int(&stcb->asoc.refcnt, 1);
524 memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr));
526 SCTP_INP_RUNLOCK(inp);
527 SCTP_INP_INFO_RUNLOCK();
528 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr));
530 SCTP_INP_DECR_REF(inp);
533 SCTP_INP_INFO_RLOCK();
536 SCTP_INP_DECR_REF(inp);
537 SCTP_INP_RUNLOCK(inp);
538 SCTP_INP_INFO_RUNLOCK();
539 memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb));
541 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb));
546 SCTP_INP_INFO_RLOCK();
548 SCTP_INP_INFO_RUNLOCK();
550 memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb));
552 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb));
557 #define RANGECHK(var, min, max) \
558 if ((var) < (min)) { (var) = (min); } \
559 else if ((var) > (max)) { (var) = (max); }
562 sysctl_sctp_udp_tunneling_check(SYSCTL_HANDLER_ARGS)
565 uint32_t old_sctp_udp_tunneling_port;
567 SCTP_INP_INFO_RLOCK();
568 old_sctp_udp_tunneling_port = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port);
569 SCTP_INP_INFO_RUNLOCK();
570 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
572 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), SCTPCTL_UDP_TUNNELING_PORT_MIN, SCTPCTL_UDP_TUNNELING_PORT_MAX);
573 if (old_sctp_udp_tunneling_port == SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) {
577 SCTP_INP_INFO_WLOCK();
578 if (old_sctp_udp_tunneling_port) {
579 sctp_over_udp_stop();
581 if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) {
582 if (sctp_over_udp_start()) {
583 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = 0;
586 SCTP_INP_INFO_WUNLOCK();
594 sysctl_sctp_check(SYSCTL_HANDLER_ARGS)
599 error = vnet_sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
601 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
604 RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX);
605 RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX);
606 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX);
607 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX);
608 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_sacks), SCTPCTL_STRICT_SACKS_MIN, SCTPCTL_STRICT_SACKS_MAX);
609 RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX);
610 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX);
611 RANGECHK(SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), SCTPCTL_FRMAXBURST_MIN, SCTPCTL_FRMAXBURST_MAX);
612 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX);
613 RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX);
614 RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX);
615 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX);
616 RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX);
617 RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX);
618 RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX);
619 RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX);
620 RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX);
621 RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX);
622 RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX);
623 RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX);
624 RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX);
625 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX);
626 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX);
627 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX);
628 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX);
629 RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX);
630 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX);
631 RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX);
632 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX);
633 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_pf_threshold), SCTPCTL_PATH_PF_THRESHOLD_MIN, SCTPCTL_PATH_PF_THRESHOLD_MAX);
634 RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX);
635 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), SCTPCTL_INCOMING_STREAMS_MIN, SCTPCTL_INCOMING_STREAMS_MAX);
636 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX);
637 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX);
639 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), SCTPCTL_NR_SACK_ON_OFF_MIN, SCTPCTL_NR_SACK_ON_OFF_MAX);
640 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX);
641 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX);
642 RANGECHK(SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), SCTPCTL_ASCONF_AUTH_NOCHK_MIN, SCTPCTL_ASCONF_AUTH_NOCHK_MAX);
643 RANGECHK(SCTP_BASE_SYSCTL(sctp_auth_disable), SCTPCTL_AUTH_DISABLE_MIN, SCTPCTL_AUTH_DISABLE_MAX);
644 RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX);
645 RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX);
646 RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX);
647 RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX);
648 RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX);
649 RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX);
650 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_data_order), SCTPCTL_STRICT_DATA_ORDER_MIN, SCTPCTL_STRICT_DATA_ORDER_MAX);
651 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX);
652 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX);
653 RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX);
654 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX);
655 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_ss_module), SCTPCTL_DEFAULT_SS_MODULE_MIN, SCTPCTL_DEFAULT_SS_MODULE_MAX);
656 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX);
657 RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX);
658 RANGECHK(SCTP_BASE_SYSCTL(sctp_buffer_splitting), SCTPCTL_BUFFER_SPLITTING_MIN, SCTPCTL_BUFFER_SPLITTING_MAX);
659 RANGECHK(SCTP_BASE_SYSCTL(sctp_initial_cwnd), SCTPCTL_INITIAL_CWND_MIN, SCTPCTL_INITIAL_CWND_MAX);
660 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_bw), SCTPCTL_RTTVAR_BW_MIN, SCTPCTL_RTTVAR_BW_MAX);
661 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_rtt), SCTPCTL_RTTVAR_RTT_MIN, SCTPCTL_RTTVAR_RTT_MAX);
662 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_eqret), SCTPCTL_RTTVAR_EQRET_MIN, SCTPCTL_RTTVAR_EQRET_MAX);
663 RANGECHK(SCTP_BASE_SYSCTL(sctp_steady_step), SCTPCTL_RTTVAR_STEADYS_MIN, SCTPCTL_RTTVAR_STEADYS_MAX);
664 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), SCTPCTL_RTTVAR_DCCCECN_MIN, SCTPCTL_RTTVAR_DCCCECN_MAX);
665 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX);
666 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX);
667 RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX);
668 RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_INITS_MIN, SCTPCTL_NAT_FRIENDLY_INITS_MAX);
669 RANGECHK(SCTP_BASE_SYSCTL(sctp_blackhole), SCTPCTL_BLACKHOLE_MIN, SCTPCTL_BLACKHOLE_MAX);
670 RANGECHK(SCTP_BASE_SYSCTL(sctp_diag_info_code), SCTPCTL_DIAG_INFO_CODE_MIN, SCTPCTL_DIAG_INFO_CODE_MAX);
673 RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX);
675 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
676 RANGECHK(SCTP_BASE_SYSCTL(sctp_output_unlocked), SCTPCTL_OUTPUT_UNLOCKED_MIN, SCTPCTL_OUTPUT_UNLOCKED_MAX);
682 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT)
684 sysctl_stat_get(SYSCTL_HANDLER_ARGS)
687 struct sctpstat sb, sb_temp, *sarry, *cpin = NULL;
689 if ((req->newptr) && (req->newlen == sizeof(struct sctpstat))) {
691 * User wants us to clear or at least reset the counters to
692 * the specified values.
695 memset(&sb_temp, 0, sizeof(sb_temp));
696 error = SYSCTL_IN(req, &sb_temp, sizeof(sb_temp));
699 } else if (req->newptr) {
700 /* Must be a stat structure */
703 memset(&sb, 0, sizeof(sb));
704 for (cpu = 0; cpu < mp_maxid; cpu++) {
705 sarry = &SCTP_BASE_STATS[cpu];
706 if (sarry->sctps_discontinuitytime.tv_sec > sb.sctps_discontinuitytime.tv_sec) {
707 sb.sctps_discontinuitytime.tv_sec = sarry->sctps_discontinuitytime.tv_sec;
708 sb.sctps_discontinuitytime.tv_usec = sarry->sctps_discontinuitytime.tv_usec;
710 sb.sctps_currestab += sarry->sctps_currestab;
711 sb.sctps_activeestab += sarry->sctps_activeestab;
712 sb.sctps_restartestab += sarry->sctps_restartestab;
713 sb.sctps_collisionestab += sarry->sctps_collisionestab;
714 sb.sctps_passiveestab += sarry->sctps_passiveestab;
715 sb.sctps_aborted += sarry->sctps_aborted;
716 sb.sctps_shutdown += sarry->sctps_shutdown;
717 sb.sctps_outoftheblue += sarry->sctps_outoftheblue;
718 sb.sctps_checksumerrors += sarry->sctps_checksumerrors;
719 sb.sctps_outcontrolchunks += sarry->sctps_outcontrolchunks;
720 sb.sctps_outorderchunks += sarry->sctps_outorderchunks;
721 sb.sctps_outunorderchunks += sarry->sctps_outunorderchunks;
722 sb.sctps_incontrolchunks += sarry->sctps_incontrolchunks;
723 sb.sctps_inorderchunks += sarry->sctps_inorderchunks;
724 sb.sctps_inunorderchunks += sarry->sctps_inunorderchunks;
725 sb.sctps_fragusrmsgs += sarry->sctps_fragusrmsgs;
726 sb.sctps_reasmusrmsgs += sarry->sctps_reasmusrmsgs;
727 sb.sctps_outpackets += sarry->sctps_outpackets;
728 sb.sctps_inpackets += sarry->sctps_inpackets;
729 sb.sctps_recvpackets += sarry->sctps_recvpackets;
730 sb.sctps_recvdatagrams += sarry->sctps_recvdatagrams;
731 sb.sctps_recvpktwithdata += sarry->sctps_recvpktwithdata;
732 sb.sctps_recvsacks += sarry->sctps_recvsacks;
733 sb.sctps_recvdata += sarry->sctps_recvdata;
734 sb.sctps_recvdupdata += sarry->sctps_recvdupdata;
735 sb.sctps_recvheartbeat += sarry->sctps_recvheartbeat;
736 sb.sctps_recvheartbeatack += sarry->sctps_recvheartbeatack;
737 sb.sctps_recvecne += sarry->sctps_recvecne;
738 sb.sctps_recvauth += sarry->sctps_recvauth;
739 sb.sctps_recvauthmissing += sarry->sctps_recvauthmissing;
740 sb.sctps_recvivalhmacid += sarry->sctps_recvivalhmacid;
741 sb.sctps_recvivalkeyid += sarry->sctps_recvivalkeyid;
742 sb.sctps_recvauthfailed += sarry->sctps_recvauthfailed;
743 sb.sctps_recvexpress += sarry->sctps_recvexpress;
744 sb.sctps_recvexpressm += sarry->sctps_recvexpressm;
745 sb.sctps_recvnocrc += sarry->sctps_recvnocrc;
746 sb.sctps_recvswcrc += sarry->sctps_recvswcrc;
747 sb.sctps_recvhwcrc += sarry->sctps_recvhwcrc;
748 sb.sctps_sendpackets += sarry->sctps_sendpackets;
749 sb.sctps_sendsacks += sarry->sctps_sendsacks;
750 sb.sctps_senddata += sarry->sctps_senddata;
751 sb.sctps_sendretransdata += sarry->sctps_sendretransdata;
752 sb.sctps_sendfastretrans += sarry->sctps_sendfastretrans;
753 sb.sctps_sendmultfastretrans += sarry->sctps_sendmultfastretrans;
754 sb.sctps_sendheartbeat += sarry->sctps_sendheartbeat;
755 sb.sctps_sendecne += sarry->sctps_sendecne;
756 sb.sctps_sendauth += sarry->sctps_sendauth;
757 sb.sctps_senderrors += sarry->sctps_senderrors;
758 sb.sctps_sendnocrc += sarry->sctps_sendnocrc;
759 sb.sctps_sendswcrc += sarry->sctps_sendswcrc;
760 sb.sctps_sendhwcrc += sarry->sctps_sendhwcrc;
761 sb.sctps_pdrpfmbox += sarry->sctps_pdrpfmbox;
762 sb.sctps_pdrpfehos += sarry->sctps_pdrpfehos;
763 sb.sctps_pdrpmbda += sarry->sctps_pdrpmbda;
764 sb.sctps_pdrpmbct += sarry->sctps_pdrpmbct;
765 sb.sctps_pdrpbwrpt += sarry->sctps_pdrpbwrpt;
766 sb.sctps_pdrpcrupt += sarry->sctps_pdrpcrupt;
767 sb.sctps_pdrpnedat += sarry->sctps_pdrpnedat;
768 sb.sctps_pdrppdbrk += sarry->sctps_pdrppdbrk;
769 sb.sctps_pdrptsnnf += sarry->sctps_pdrptsnnf;
770 sb.sctps_pdrpdnfnd += sarry->sctps_pdrpdnfnd;
771 sb.sctps_pdrpdiwnp += sarry->sctps_pdrpdiwnp;
772 sb.sctps_pdrpdizrw += sarry->sctps_pdrpdizrw;
773 sb.sctps_pdrpbadd += sarry->sctps_pdrpbadd;
774 sb.sctps_pdrpmark += sarry->sctps_pdrpmark;
775 sb.sctps_timoiterator += sarry->sctps_timoiterator;
776 sb.sctps_timodata += sarry->sctps_timodata;
777 sb.sctps_timowindowprobe += sarry->sctps_timowindowprobe;
778 sb.sctps_timoinit += sarry->sctps_timoinit;
779 sb.sctps_timosack += sarry->sctps_timosack;
780 sb.sctps_timoshutdown += sarry->sctps_timoshutdown;
781 sb.sctps_timoheartbeat += sarry->sctps_timoheartbeat;
782 sb.sctps_timocookie += sarry->sctps_timocookie;
783 sb.sctps_timosecret += sarry->sctps_timosecret;
784 sb.sctps_timopathmtu += sarry->sctps_timopathmtu;
785 sb.sctps_timoshutdownack += sarry->sctps_timoshutdownack;
786 sb.sctps_timoshutdownguard += sarry->sctps_timoshutdownguard;
787 sb.sctps_timostrmrst += sarry->sctps_timostrmrst;
788 sb.sctps_timoearlyfr += sarry->sctps_timoearlyfr;
789 sb.sctps_timoasconf += sarry->sctps_timoasconf;
790 sb.sctps_timodelprim += sarry->sctps_timodelprim;
791 sb.sctps_timoautoclose += sarry->sctps_timoautoclose;
792 sb.sctps_timoassockill += sarry->sctps_timoassockill;
793 sb.sctps_timoinpkill += sarry->sctps_timoinpkill;
794 sb.sctps_hdrops += sarry->sctps_hdrops;
795 sb.sctps_badsum += sarry->sctps_badsum;
796 sb.sctps_noport += sarry->sctps_noport;
797 sb.sctps_badvtag += sarry->sctps_badvtag;
798 sb.sctps_badsid += sarry->sctps_badsid;
799 sb.sctps_nomem += sarry->sctps_nomem;
800 sb.sctps_fastretransinrtt += sarry->sctps_fastretransinrtt;
801 sb.sctps_markedretrans += sarry->sctps_markedretrans;
802 sb.sctps_naglesent += sarry->sctps_naglesent;
803 sb.sctps_naglequeued += sarry->sctps_naglequeued;
804 sb.sctps_maxburstqueued += sarry->sctps_maxburstqueued;
805 sb.sctps_ifnomemqueued += sarry->sctps_ifnomemqueued;
806 sb.sctps_windowprobed += sarry->sctps_windowprobed;
807 sb.sctps_lowlevelerr += sarry->sctps_lowlevelerr;
808 sb.sctps_lowlevelerrusr += sarry->sctps_lowlevelerrusr;
809 sb.sctps_datadropchklmt += sarry->sctps_datadropchklmt;
810 sb.sctps_datadroprwnd += sarry->sctps_datadroprwnd;
811 sb.sctps_ecnereducedcwnd += sarry->sctps_ecnereducedcwnd;
812 sb.sctps_vtagexpress += sarry->sctps_vtagexpress;
813 sb.sctps_vtagbogus += sarry->sctps_vtagbogus;
814 sb.sctps_primary_randry += sarry->sctps_primary_randry;
815 sb.sctps_cmt_randry += sarry->sctps_cmt_randry;
816 sb.sctps_slowpath_sack += sarry->sctps_slowpath_sack;
817 sb.sctps_wu_sacks_sent += sarry->sctps_wu_sacks_sent;
818 sb.sctps_sends_with_flags += sarry->sctps_sends_with_flags;
819 sb.sctps_sends_with_unord += sarry->sctps_sends_with_unord;
820 sb.sctps_sends_with_eof += sarry->sctps_sends_with_eof;
821 sb.sctps_sends_with_abort += sarry->sctps_sends_with_abort;
822 sb.sctps_protocol_drain_calls += sarry->sctps_protocol_drain_calls;
823 sb.sctps_protocol_drains_done += sarry->sctps_protocol_drains_done;
824 sb.sctps_read_peeks += sarry->sctps_read_peeks;
825 sb.sctps_cached_chk += sarry->sctps_cached_chk;
826 sb.sctps_cached_strmoq += sarry->sctps_cached_strmoq;
827 sb.sctps_left_abandon += sarry->sctps_left_abandon;
828 sb.sctps_send_burst_avoid += sarry->sctps_send_burst_avoid;
829 sb.sctps_send_cwnd_avoid += sarry->sctps_send_cwnd_avoid;
830 sb.sctps_fwdtsn_map_over += sarry->sctps_fwdtsn_map_over;
832 memcpy(sarry, cpin, sizeof(struct sctpstat));
835 error = SYSCTL_OUT(req, &sb, sizeof(sb));
841 #if defined(SCTP_LOCAL_TRACE_BUF)
843 sysctl_sctp_cleartrace(SYSCTL_HANDLER_ARGS)
847 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
858 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sendspace, CTLTYPE_UINT | CTLFLAG_RW,
859 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check, "IU",
860 SCTPCTL_MAXDGRAM_DESC);
862 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, recvspace, CTLTYPE_UINT | CTLFLAG_RW,
863 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check, "IU",
864 SCTPCTL_RECVSPACE_DESC);
866 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_UINT | CTLFLAG_RW,
867 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU",
868 SCTPCTL_AUTOASCONF_DESC);
870 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, ecn_enable, CTLTYPE_UINT | CTLFLAG_RW,
871 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check, "IU",
872 SCTPCTL_ECN_ENABLE_DESC);
874 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, strict_sacks, CTLTYPE_UINT | CTLFLAG_RW,
875 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check, "IU",
876 SCTPCTL_STRICT_SACKS_DESC);
879 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, peer_chkoh, CTLTYPE_UINT | CTLFLAG_RW,
880 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check, "IU",
881 SCTPCTL_PEER_CHKOH_DESC);
883 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, maxburst, CTLTYPE_UINT | CTLFLAG_RW,
884 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check, "IU",
885 SCTPCTL_MAXBURST_DESC);
887 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, fr_maxburst, CTLTYPE_UINT | CTLFLAG_RW,
888 &SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), 0, sysctl_sctp_check, "IU",
889 SCTPCTL_FRMAXBURST_DESC);
891 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, maxchunks, CTLTYPE_UINT | CTLFLAG_RW,
892 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check, "IU",
893 SCTPCTL_MAXCHUNKS_DESC);
895 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, tcbhashsize, CTLTYPE_UINT | CTLFLAG_RW,
896 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check, "IU",
897 SCTPCTL_TCBHASHSIZE_DESC);
899 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, pcbhashsize, CTLTYPE_UINT | CTLFLAG_RW,
900 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check, "IU",
901 SCTPCTL_PCBHASHSIZE_DESC);
903 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, min_split_point, CTLTYPE_UINT | CTLFLAG_RW,
904 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check, "IU",
905 SCTPCTL_MIN_SPLIT_POINT_DESC);
907 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, chunkscale, CTLTYPE_UINT | CTLFLAG_RW,
908 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check, "IU",
909 SCTPCTL_CHUNKSCALE_DESC);
911 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, delayed_sack_time, CTLTYPE_UINT | CTLFLAG_RW,
912 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check, "IU",
913 SCTPCTL_DELAYED_SACK_TIME_DESC);
915 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sack_freq, CTLTYPE_UINT | CTLFLAG_RW,
916 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check, "IU",
917 SCTPCTL_SACK_FREQ_DESC);
919 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sys_resource, CTLTYPE_UINT | CTLFLAG_RW,
920 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check, "IU",
921 SCTPCTL_SYS_RESOURCE_DESC);
923 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, asoc_resource, CTLTYPE_UINT | CTLFLAG_RW,
924 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check, "IU",
925 SCTPCTL_ASOC_RESOURCE_DESC);
927 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, heartbeat_interval, CTLTYPE_UINT | CTLFLAG_RW,
928 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check, "IU",
929 SCTPCTL_HEARTBEAT_INTERVAL_DESC);
931 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, pmtu_raise_time, CTLTYPE_UINT | CTLFLAG_RW,
932 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check, "IU",
933 SCTPCTL_PMTU_RAISE_TIME_DESC);
935 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, shutdown_guard_time, CTLTYPE_UINT | CTLFLAG_RW,
936 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check, "IU",
937 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC);
939 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, secret_lifetime, CTLTYPE_UINT | CTLFLAG_RW,
940 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check, "IU",
941 SCTPCTL_SECRET_LIFETIME_DESC);
943 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_max, CTLTYPE_UINT | CTLFLAG_RW,
944 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check, "IU",
945 SCTPCTL_RTO_MAX_DESC);
947 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_min, CTLTYPE_UINT | CTLFLAG_RW,
948 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check, "IU",
949 SCTPCTL_RTO_MIN_DESC);
951 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_initial, CTLTYPE_UINT | CTLFLAG_RW,
952 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check, "IU",
953 SCTPCTL_RTO_INITIAL_DESC);
955 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, init_rto_max, CTLTYPE_UINT | CTLFLAG_RW,
956 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check, "IU",
957 SCTPCTL_INIT_RTO_MAX_DESC);
959 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, valid_cookie_life, CTLTYPE_UINT | CTLFLAG_RW,
960 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check, "IU",
961 SCTPCTL_VALID_COOKIE_LIFE_DESC);
963 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, init_rtx_max, CTLTYPE_UINT | CTLFLAG_RW,
964 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check, "IU",
965 SCTPCTL_INIT_RTX_MAX_DESC);
967 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, assoc_rtx_max, CTLTYPE_UINT | CTLFLAG_RW,
968 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check, "IU",
969 SCTPCTL_ASSOC_RTX_MAX_DESC);
971 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, path_rtx_max, CTLTYPE_UINT | CTLFLAG_RW,
972 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check, "IU",
973 SCTPCTL_PATH_RTX_MAX_DESC);
975 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, path_pf_threshold, CTLTYPE_UINT | CTLFLAG_RW,
976 &SCTP_BASE_SYSCTL(sctp_path_pf_threshold), 0, sysctl_sctp_check, "IU",
977 SCTPCTL_PATH_PF_THRESHOLD_DESC);
979 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, add_more_on_output, CTLTYPE_UINT | CTLFLAG_RW,
980 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check, "IU",
981 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC);
983 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, incoming_streams, CTLTYPE_UINT | CTLFLAG_RW,
984 &SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), 0, sysctl_sctp_check, "IU",
985 SCTPCTL_INCOMING_STREAMS_DESC);
987 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, outgoing_streams, CTLTYPE_UINT | CTLFLAG_RW,
988 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check, "IU",
989 SCTPCTL_OUTGOING_STREAMS_DESC);
991 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cmt_on_off, CTLTYPE_UINT | CTLFLAG_RW,
992 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check, "IU",
993 SCTPCTL_CMT_ON_OFF_DESC);
995 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nr_sack_on_off, CTLTYPE_UINT | CTLFLAG_RW,
996 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check, "IU",
997 SCTPCTL_NR_SACK_ON_OFF_DESC);
999 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cmt_use_dac, CTLTYPE_UINT | CTLFLAG_RW,
1000 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check, "IU",
1001 SCTPCTL_CMT_USE_DAC_DESC);
1003 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cwnd_maxburst, CTLTYPE_UINT | CTLFLAG_RW,
1004 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check, "IU",
1005 SCTPCTL_CWND_MAXBURST_DESC);
1007 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, asconf_auth_nochk, CTLTYPE_UINT | CTLFLAG_RW,
1008 &SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), 0, sysctl_sctp_check, "IU",
1009 SCTPCTL_ASCONF_AUTH_NOCHK_DESC);
1011 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, auth_disable, CTLTYPE_UINT | CTLFLAG_RW,
1012 &SCTP_BASE_SYSCTL(sctp_auth_disable), 0, sysctl_sctp_check, "IU",
1013 SCTPCTL_AUTH_DISABLE_DESC);
1015 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nat_friendly, CTLTYPE_UINT | CTLFLAG_RW,
1016 &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sysctl_sctp_check, "IU",
1017 SCTPCTL_NAT_FRIENDLY_DESC);
1019 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, abc_l_var, CTLTYPE_UINT | CTLFLAG_RW,
1020 &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sysctl_sctp_check, "IU",
1021 SCTPCTL_ABC_L_VAR_DESC);
1023 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, max_chained_mbufs, CTLTYPE_UINT | CTLFLAG_RW,
1024 &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sysctl_sctp_check, "IU",
1025 SCTPCTL_MAX_CHAINED_MBUFS_DESC);
1027 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, do_sctp_drain, CTLTYPE_UINT | CTLFLAG_RW,
1028 &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sysctl_sctp_check, "IU",
1029 SCTPCTL_DO_SCTP_DRAIN_DESC);
1031 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, hb_max_burst, CTLTYPE_UINT | CTLFLAG_RW,
1032 &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sysctl_sctp_check, "IU",
1033 SCTPCTL_HB_MAX_BURST_DESC);
1035 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, abort_at_limit, CTLTYPE_UINT | CTLFLAG_RW,
1036 &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sysctl_sctp_check, "IU",
1037 SCTPCTL_ABORT_AT_LIMIT_DESC);
1039 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, strict_data_order, CTLTYPE_UINT | CTLFLAG_RW,
1040 &SCTP_BASE_SYSCTL(sctp_strict_data_order), 0, sysctl_sctp_check, "IU",
1041 SCTPCTL_STRICT_DATA_ORDER_DESC);
1043 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, min_residual, CTLTYPE_UINT | CTLFLAG_RW,
1044 &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sysctl_sctp_check, "IU",
1045 SCTPCTL_MIN_RESIDUAL_DESC);
1047 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, max_retran_chunk, CTLTYPE_UINT | CTLFLAG_RW,
1048 &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sysctl_sctp_check, "IU",
1049 SCTPCTL_MAX_RETRAN_CHUNK_DESC);
1051 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, log_level, CTLTYPE_UINT | CTLFLAG_RW,
1052 &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sysctl_sctp_check, "IU",
1053 SCTPCTL_LOGGING_LEVEL_DESC);
1055 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_cc_module, CTLTYPE_UINT | CTLFLAG_RW,
1056 &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sysctl_sctp_check, "IU",
1057 SCTPCTL_DEFAULT_CC_MODULE_DESC);
1059 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_ss_module, CTLTYPE_UINT | CTLFLAG_RW,
1060 &SCTP_BASE_SYSCTL(sctp_default_ss_module), 0, sysctl_sctp_check, "IU",
1061 SCTPCTL_DEFAULT_SS_MODULE_DESC);
1063 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_frag_interleave, CTLTYPE_UINT | CTLFLAG_RW,
1064 &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sysctl_sctp_check, "IU",
1065 SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC);
1067 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, mobility_base, CTLTYPE_UINT | CTLFLAG_RW,
1068 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check, "IU",
1069 SCTPCTL_MOBILITY_BASE_DESC);
1071 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, mobility_fasthandoff, CTLTYPE_UINT | CTLFLAG_RW,
1072 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check, "IU",
1073 SCTPCTL_MOBILITY_FASTHANDOFF_DESC);
1075 #if defined(SCTP_LOCAL_TRACE_BUF)
1076 SYSCTL_VNET_STRUCT(_net_inet_sctp, OID_AUTO, log, CTLFLAG_RD,
1077 &SCTP_BASE_SYSCTL(sctp_log), sctp_log,
1078 "SCTP logging (struct sctp_log)");
1080 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, clear_trace, CTLTYPE_UINT | CTLFLAG_RW,
1081 &SCTP_BASE_SYSCTL(sctp_log), 0, sysctl_sctp_cleartrace, "IU",
1082 "Clear SCTP Logging buffer");
1085 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLTYPE_UINT | CTLFLAG_RW,
1086 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check, "IU",
1087 SCTPCTL_UDP_TUNNELING_PORT_DESC);
1089 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, enable_sack_immediately, CTLTYPE_UINT | CTLFLAG_RW,
1090 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check, "IU",
1091 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC);
1093 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nat_friendly_init, CTLTYPE_UINT | CTLFLAG_RW,
1094 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check, "IU",
1095 SCTPCTL_NAT_FRIENDLY_INITS_DESC);
1097 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, vtag_time_wait, CTLTYPE_UINT | CTLFLAG_RW,
1098 &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sysctl_sctp_check, "IU",
1099 SCTPCTL_TIME_WAIT_DESC);
1101 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, buffer_splitting, CTLTYPE_UINT | CTLFLAG_RW,
1102 &SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sysctl_sctp_check, "IU",
1103 SCTPCTL_BUFFER_SPLITTING_DESC);
1105 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, initial_cwnd, CTLTYPE_UINT | CTLFLAG_RW,
1106 &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sysctl_sctp_check, "IU",
1107 SCTPCTL_INITIAL_CWND_DESC);
1109 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_bw, CTLTYPE_UINT | CTLFLAG_RW,
1110 &SCTP_BASE_SYSCTL(sctp_rttvar_bw), 0, sysctl_sctp_check, "IU",
1111 SCTPCTL_RTTVAR_BW_DESC);
1113 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_rtt, CTLTYPE_UINT | CTLFLAG_RW,
1114 &SCTP_BASE_SYSCTL(sctp_rttvar_rtt), 0, sysctl_sctp_check, "IU",
1115 SCTPCTL_RTTVAR_RTT_DESC);
1117 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_eqret, CTLTYPE_UINT | CTLFLAG_RW,
1118 &SCTP_BASE_SYSCTL(sctp_rttvar_eqret), 0, sysctl_sctp_check, "IU",
1119 SCTPCTL_RTTVAR_EQRET_DESC);
1121 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_steady_step, CTLTYPE_UINT | CTLFLAG_RW,
1122 &SCTP_BASE_SYSCTL(sctp_steady_step), 0, sysctl_sctp_check, "IU",
1123 SCTPCTL_RTTVAR_STEADYS_DESC);
1125 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, use_dcccecn, CTLTYPE_UINT | CTLFLAG_RW,
1126 &SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), 0, sysctl_sctp_check, "IU",
1127 SCTPCTL_RTTVAR_DCCCECN_DESC);
1129 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, blackhole, CTLTYPE_UINT | CTLFLAG_RW,
1130 &SCTP_BASE_SYSCTL(sctp_blackhole), 0, sysctl_sctp_check, "IU",
1131 SCTPCTL_BLACKHOLE_DESC);
1133 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, diag_info_code, CTLTYPE_UINT | CTLFLAG_RW,
1134 &SCTP_BASE_SYSCTL(sctp_diag_info_code), 0, sysctl_sctp_check, "IU",
1135 SCTPCTL_DIAG_INFO_CODE_DESC);
1138 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_UINT | CTLFLAG_RW,
1139 &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU",
1140 SCTPCTL_DEBUG_DESC);
1144 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
1145 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, output_unlocked, CTLTYPE_UINT | CTLFLAG_RW,
1146 &SCTP_BASE_SYSCTL(sctp_output_unlocked), 0, sysctl_sctp_check, "IU",
1147 SCTPCTL_OUTPUT_UNLOCKED_DESC);
1150 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT)
1151 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, stats,
1152 CTLTYPE_STRUCT | CTLFLAG_RW,
1153 0, 0, sysctl_stat_get, "S,sctpstat",
1154 "SCTP statistics (struct sctp_stat)");
1156 SYSCTL_VNET_STRUCT(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_RW,
1157 &SCTP_BASE_STATS_SYSCTL, sctpstat,
1158 "SCTP statistics (struct sctp_stat)");
1161 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLTYPE_OPAQUE | CTLFLAG_RD,
1162 0, 0, sctp_assoclist,
1163 "S,xassoc", "List of active SCTP associations");