2 * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
7 * a) Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
10 * b) Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the distribution.
14 * c) Neither the name of Cisco Systems, Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived
16 * from this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28 * THE POSSIBILITY OF SUCH DAMAGE.
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
34 #include <netinet/sctp_os.h>
35 #include <netinet/sctp.h>
36 #include <netinet/sctp_constants.h>
37 #include <netinet/sctp_sysctl.h>
38 #include <netinet/sctp_pcb.h>
39 #include <netinet/sctputil.h>
40 #include <netinet/sctp_output.h>
43 * sysctl tunable variables
49 SCTP_BASE_SYSCTL(sctp_sendspace) = SCTPCTL_MAXDGRAM_DEFAULT;
50 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTPCTL_RECVSPACE_DEFAULT;
51 SCTP_BASE_SYSCTL(sctp_auto_asconf) = SCTPCTL_AUTOASCONF_DEFAULT;
52 SCTP_BASE_SYSCTL(sctp_multiple_asconfs) = SCTPCTL_MULTIPLEASCONFS_DEFAULT;
53 SCTP_BASE_SYSCTL(sctp_ecn_enable) = SCTPCTL_ECN_ENABLE_DEFAULT;
54 SCTP_BASE_SYSCTL(sctp_ecn_nonce) = SCTPCTL_ECN_NONCE_DEFAULT;
55 SCTP_BASE_SYSCTL(sctp_strict_sacks) = SCTPCTL_STRICT_SACKS_DEFAULT;
56 SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) = SCTPCTL_LOOPBACK_NOCSUM_DEFAULT;
57 SCTP_BASE_SYSCTL(sctp_strict_init) = SCTPCTL_STRICT_INIT_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_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT;
61 SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT;
62 SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT;
63 SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT;
64 SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT;
65 SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT;
66 SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT;
67 SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT;
68 SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT;
69 SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT;
70 SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT;
71 SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT;
72 SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT;
73 SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT;
74 SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT;
75 SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT;
76 SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT;
77 SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT;
78 SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT;
79 SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT;
80 SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT;
81 SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT;
82 SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default) = SCTPCTL_OUTGOING_STREAMS_DEFAULT;
83 SCTP_BASE_SYSCTL(sctp_cmt_on_off) = SCTPCTL_CMT_ON_OFF_DEFAULT;
85 SCTP_BASE_SYSCTL(sctp_nr_sack_on_off) = SCTPCTL_NR_SACK_ON_OFF_DEFAULT;
86 SCTP_BASE_SYSCTL(sctp_cmt_use_dac) = SCTPCTL_CMT_USE_DAC_DEFAULT;
87 SCTP_BASE_SYSCTL(sctp_cmt_pf) = SCTPCTL_CMT_PF_DEFAULT;
88 SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT;
89 SCTP_BASE_SYSCTL(sctp_early_fr) = SCTPCTL_EARLY_FAST_RETRAN_DEFAULT;
90 SCTP_BASE_SYSCTL(sctp_early_fr_msec) = SCTPCTL_EARLY_FAST_RETRAN_MSEC_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 SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT;
106 SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT;
107 SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT;
108 #if defined(SCTP_LOCAL_TRACE_BUF)
109 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
111 SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable) = SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DEFAULT;
112 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT;
113 SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT;
114 SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT;
115 #if defined(SCTP_DEBUG)
116 SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT;
118 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
119 SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT;
124 /* It returns an upper limit. No filtering is done here */
126 number_of_addresses(struct sctp_inpcb *inp)
129 struct sctp_vrf *vrf;
130 struct sctp_ifn *sctp_ifn;
131 struct sctp_ifa *sctp_ifa;
132 struct sctp_laddr *laddr;
135 /* neither Mac OS X nor FreeBSD support mulitple routing functions */
136 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) {
139 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
140 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
141 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
142 if ((sctp_ifa->address.sa.sa_family == AF_INET) ||
143 (sctp_ifa->address.sa.sa_family == AF_INET6)) {
149 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
150 if ((laddr->ifa->address.sa.sa_family == AF_INET) ||
151 (laddr->ifa->address.sa.sa_family == AF_INET6)) {
160 copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req)
162 struct sctp_ifn *sctp_ifn;
163 struct sctp_ifa *sctp_ifa;
164 int loopback_scope, ipv4_local_scope, local_scope, site_scope;
165 int ipv4_addr_legal, ipv6_addr_legal;
166 struct sctp_vrf *vrf;
167 struct xsctp_laddr xladdr;
168 struct sctp_laddr *laddr;
171 /* Turn on all the appropriate scope */
173 /* use association specific values */
174 loopback_scope = stcb->asoc.loopback_scope;
175 ipv4_local_scope = stcb->asoc.ipv4_local_scope;
176 local_scope = stcb->asoc.local_scope;
177 site_scope = stcb->asoc.site_scope;
179 /* use generic values for endpoints */
181 ipv4_local_scope = 1;
186 /* use only address families of interest */
187 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
189 if (SCTP_IPV6_V6ONLY(inp)) {
201 /* neither Mac OS X nor FreeBSD support mulitple routing functions */
202 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) {
203 SCTP_INP_RUNLOCK(inp);
204 SCTP_INP_INFO_RUNLOCK();
207 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
208 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
209 if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn))
210 /* Skip loopback if loopback_scope not set */
212 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
215 * ignore if blacklisted at
218 if (sctp_is_addr_restricted(stcb, sctp_ifa))
221 switch (sctp_ifa->address.sa.sa_family) {
223 if (ipv4_addr_legal) {
224 struct sockaddr_in *sin;
226 sin = (struct sockaddr_in *)&sctp_ifa->address.sa;
227 if (sin->sin_addr.s_addr == 0)
229 if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr)))
237 if (ipv6_addr_legal) {
238 struct sockaddr_in6 *sin6;
240 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa;
241 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr))
243 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
244 if (local_scope == 0)
246 if (sin6->sin6_scope_id == 0) {
252 if (sa6_recoverscope(sin6) != 0)
256 if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr)))
266 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
267 memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore));
268 SCTP_INP_RUNLOCK(inp);
269 SCTP_INP_INFO_RUNLOCK();
270 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
274 SCTP_INP_INFO_RLOCK();
280 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
281 /* ignore if blacklisted at association level */
282 if (stcb && sctp_is_addr_restricted(stcb, laddr->ifa))
284 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
285 memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore));
286 xladdr.start_time.tv_sec = (uint32_t) laddr->start_time.tv_sec;
287 xladdr.start_time.tv_usec = (uint32_t) laddr->start_time.tv_usec;
288 SCTP_INP_RUNLOCK(inp);
289 SCTP_INP_INFO_RUNLOCK();
290 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
294 SCTP_INP_INFO_RLOCK();
299 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
301 SCTP_INP_RUNLOCK(inp);
302 SCTP_INP_INFO_RUNLOCK();
303 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
308 SCTP_INP_INFO_RLOCK();
318 sctp_assoclist(SYSCTL_HANDLER_ARGS)
320 unsigned int number_of_endpoints;
321 unsigned int number_of_local_addresses;
322 unsigned int number_of_associations;
323 unsigned int number_of_remote_addresses;
326 struct sctp_inpcb *inp;
327 struct sctp_tcb *stcb;
328 struct sctp_nets *net;
329 struct xsctp_inpcb xinpcb;
330 struct xsctp_tcb xstcb;
331 struct xsctp_raddr xraddr;
333 number_of_endpoints = 0;
334 number_of_local_addresses = 0;
335 number_of_associations = 0;
336 number_of_remote_addresses = 0;
338 SCTP_INP_INFO_RLOCK();
339 if (req->oldptr == USER_ADDR_NULL) {
340 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) {
342 number_of_endpoints++;
343 number_of_local_addresses += number_of_addresses(inp);
344 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
345 number_of_associations++;
346 number_of_local_addresses += number_of_addresses(inp);
347 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
348 number_of_remote_addresses++;
351 SCTP_INP_RUNLOCK(inp);
353 SCTP_INP_INFO_RUNLOCK();
354 n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) +
355 (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) +
356 (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) +
357 (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr);
359 /* request some more memory than needed */
360 req->oldidx = (n + n / 8);
363 if (req->newptr != USER_ADDR_NULL) {
364 SCTP_INP_INFO_RUNLOCK();
365 SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM);
368 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) {
371 xinpcb.local_port = ntohs(inp->sctp_lport);
372 xinpcb.flags = inp->sctp_flags;
373 xinpcb.features = inp->sctp_features;
374 xinpcb.total_sends = inp->total_sends;
375 xinpcb.total_recvs = inp->total_recvs;
376 xinpcb.total_nospaces = inp->total_nospaces;
377 xinpcb.fragmentation_point = inp->sctp_frag_point;
378 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) ||
379 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
383 xinpcb.qlen = inp->sctp_socket->so_qlen;
384 xinpcb.maxqlen = inp->sctp_socket->so_qlimit;
386 SCTP_INP_INCR_REF(inp);
387 SCTP_INP_RUNLOCK(inp);
388 SCTP_INP_INFO_RUNLOCK();
389 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb));
391 SCTP_INP_DECR_REF(inp);
394 SCTP_INP_INFO_RLOCK();
396 error = copy_out_local_addresses(inp, NULL, req);
398 SCTP_INP_DECR_REF(inp);
401 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
403 atomic_add_int(&stcb->asoc.refcnt, 1);
404 SCTP_TCB_UNLOCK(stcb);
406 xstcb.local_port = ntohs(inp->sctp_lport);
407 xstcb.remote_port = ntohs(stcb->rport);
408 if (stcb->asoc.primary_destination != NULL)
409 xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr;
410 xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay;
411 xstcb.state = SCTP_GET_STATE(&stcb->asoc); /* FIXME */
412 /* 7.0 does not support these */
413 xstcb.assoc_id = sctp_get_associd(stcb);
414 xstcb.peers_rwnd = stcb->asoc.peers_rwnd;
415 xstcb.in_streams = stcb->asoc.streamincnt;
416 xstcb.out_streams = stcb->asoc.streamoutcnt;
417 xstcb.max_nr_retrans = stcb->asoc.overall_error_count;
418 xstcb.primary_process = 0; /* not really supported
420 xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie;
421 xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack;
422 xstcb.retransmitted_tsns = stcb->asoc.marked_retrans;
423 xstcb.start_time.tv_sec = (uint32_t) stcb->asoc.start_time.tv_sec;
424 xstcb.start_time.tv_usec = (uint32_t) stcb->asoc.start_time.tv_usec;
425 xstcb.discontinuity_time.tv_sec = (uint32_t) stcb->asoc.discontinuity_time.tv_sec;
426 xstcb.discontinuity_time.tv_usec = (uint32_t) stcb->asoc.discontinuity_time.tv_usec;
427 xstcb.total_sends = stcb->total_sends;
428 xstcb.total_recvs = stcb->total_recvs;
429 xstcb.local_tag = stcb->asoc.my_vtag;
430 xstcb.remote_tag = stcb->asoc.peer_vtag;
431 xstcb.initial_tsn = stcb->asoc.init_seq_number;
432 xstcb.highest_tsn = stcb->asoc.sending_seq - 1;
433 xstcb.cumulative_tsn = stcb->asoc.last_acked_seq;
434 xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn;
435 xstcb.mtu = stcb->asoc.smallest_mtu;
436 xstcb.refcnt = stcb->asoc.refcnt;
437 SCTP_INP_RUNLOCK(inp);
438 SCTP_INP_INFO_RUNLOCK();
439 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb));
441 SCTP_INP_DECR_REF(inp);
442 atomic_subtract_int(&stcb->asoc.refcnt, 1);
445 SCTP_INP_INFO_RLOCK();
447 error = copy_out_local_addresses(inp, stcb, req);
449 SCTP_INP_DECR_REF(inp);
450 atomic_subtract_int(&stcb->asoc.refcnt, 1);
453 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
455 xraddr.address = net->ro._l_addr;
456 xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE);
457 xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0);
458 xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0);
459 xraddr.rto = net->RTO;
460 xraddr.max_path_rtx = net->failure_threshold;
461 xraddr.rtx = net->marked_retrans;
462 xraddr.error_counter = net->error_count;
463 xraddr.cwnd = net->cwnd;
464 xraddr.flight_size = net->flight_size;
465 xraddr.mtu = net->mtu;
466 xraddr.rtt = net->rtt;
467 xraddr.start_time.tv_sec = (uint32_t) net->start_time.tv_sec;
468 xraddr.start_time.tv_usec = (uint32_t) net->start_time.tv_usec;
469 SCTP_INP_RUNLOCK(inp);
470 SCTP_INP_INFO_RUNLOCK();
471 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr));
473 SCTP_INP_DECR_REF(inp);
474 atomic_subtract_int(&stcb->asoc.refcnt, 1);
477 SCTP_INP_INFO_RLOCK();
480 atomic_subtract_int(&stcb->asoc.refcnt, 1);
481 memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr));
483 SCTP_INP_RUNLOCK(inp);
484 SCTP_INP_INFO_RUNLOCK();
485 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr));
487 SCTP_INP_DECR_REF(inp);
490 SCTP_INP_INFO_RLOCK();
493 SCTP_INP_DECR_REF(inp);
494 SCTP_INP_RUNLOCK(inp);
495 SCTP_INP_INFO_RUNLOCK();
496 memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb));
498 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb));
502 SCTP_INP_INFO_RLOCK();
504 SCTP_INP_INFO_RUNLOCK();
506 memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb));
508 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb));
513 #define RANGECHK(var, min, max) \
514 if ((var) < (min)) { (var) = (min); } \
515 else if ((var) > (max)) { (var) = (max); }
518 sysctl_sctp_udp_tunneling_check(SYSCTL_HANDLER_ARGS)
521 uint32_t old_sctp_udp_tunneling_port;
523 SCTP_INP_INFO_RLOCK();
524 old_sctp_udp_tunneling_port = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port);
525 SCTP_INP_INFO_RUNLOCK();
526 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
528 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), SCTPCTL_UDP_TUNNELING_PORT_MIN, SCTPCTL_UDP_TUNNELING_PORT_MAX);
529 if (old_sctp_udp_tunneling_port == SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) {
533 SCTP_INP_INFO_WLOCK();
534 if (old_sctp_udp_tunneling_port) {
535 sctp_over_udp_stop();
537 if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) {
538 if (sctp_over_udp_start()) {
539 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = 0;
542 SCTP_INP_INFO_WUNLOCK();
550 sysctl_sctp_check(SYSCTL_HANDLER_ARGS)
554 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
556 RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX);
557 RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX);
558 #if defined(__FreeBSD__) || defined(SCTP_APPLE_AUTO_ASCONF)
559 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX);
561 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX);
562 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_nonce), SCTPCTL_ECN_NONCE_MIN, SCTPCTL_ECN_NONCE_MAX);
563 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_sacks), SCTPCTL_STRICT_SACKS_MIN, SCTPCTL_STRICT_SACKS_MAX);
564 RANGECHK(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), SCTPCTL_LOOPBACK_NOCSUM_MIN, SCTPCTL_LOOPBACK_NOCSUM_MAX);
565 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_init), SCTPCTL_STRICT_INIT_MIN, SCTPCTL_STRICT_INIT_MAX);
566 RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX);
567 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX);
568 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX);
569 RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX);
570 RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX);
571 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX);
572 RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX);
573 RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX);
574 RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX);
575 RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX);
576 RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX);
577 RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX);
578 RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX);
579 RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX);
580 RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX);
581 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX);
582 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX);
583 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX);
584 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX);
585 RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX);
586 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX);
587 RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX);
588 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX);
589 RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX);
590 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX);
591 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX);
593 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), SCTPCTL_NR_SACK_ON_OFF_MIN, SCTPCTL_NR_SACK_ON_OFF_MAX);
594 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX);
595 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_pf), SCTPCTL_CMT_PF_MIN, SCTPCTL_CMT_PF_MAX);
596 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX);
597 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr), SCTPCTL_EARLY_FAST_RETRAN_MIN, SCTPCTL_EARLY_FAST_RETRAN_MAX);
598 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr_msec), SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN, SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX);
599 RANGECHK(SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), SCTPCTL_ASCONF_AUTH_NOCHK_MIN, SCTPCTL_ASCONF_AUTH_NOCHK_MAX);
600 RANGECHK(SCTP_BASE_SYSCTL(sctp_auth_disable), SCTPCTL_AUTH_DISABLE_MIN, SCTPCTL_AUTH_DISABLE_MAX);
601 RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX);
602 RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX);
603 RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX);
604 RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX);
605 RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX);
606 RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX);
607 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_data_order), SCTPCTL_STRICT_DATA_ORDER_MIN, SCTPCTL_STRICT_DATA_ORDER_MAX);
608 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX);
609 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX);
610 RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX);
611 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX);
612 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX);
613 #if defined(__FreeBSD__) || defined(SCTP_APPLE_MOBILITY_BASE)
614 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX);
616 #if defined(__FreeBSD__) || defined(SCTP_APPLE_MOBILITY_FASTHANDOFF)
617 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX);
619 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN, SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MAX);
620 RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX);
621 RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX);
624 RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX);
626 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
627 RANGECHK(SCTP_BASE_SYSCTL(sctp_output_unlocked), SCTPCTL_OUTPUT_UNLOCKED_MIN, SCTPCTL_OUTPUT_UNLOCKED_MAX);
635 #if defined(SCTP_LOCAL_TRACE_BUF)
637 sysctl_sctp_cleartrace(SYSCTL_HANDLER_ARGS)
641 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
652 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sendspace, CTLTYPE_INT | CTLFLAG_RW,
653 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check, "IU",
654 SCTPCTL_MAXDGRAM_DESC);
656 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, recvspace, CTLTYPE_INT | CTLFLAG_RW,
657 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check, "IU",
658 SCTPCTL_RECVSPACE_DESC);
660 #if defined(__FreeBSD__) || defined(SCTP_APPLE_AUTO_ASCONF)
661 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_INT | CTLFLAG_RW,
662 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU",
663 SCTPCTL_AUTOASCONF_DESC);
666 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ecn_enable, CTLTYPE_INT | CTLFLAG_RW,
667 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check, "IU",
668 SCTPCTL_ECN_ENABLE_DESC);
670 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ecn_nonce, CTLTYPE_INT | CTLFLAG_RW,
671 &SCTP_BASE_SYSCTL(sctp_ecn_nonce), 0, sysctl_sctp_check, "IU",
672 SCTPCTL_ECN_NONCE_DESC);
674 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_sacks, CTLTYPE_INT | CTLFLAG_RW,
675 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check, "IU",
676 SCTPCTL_STRICT_SACKS_DESC);
678 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, loopback_nocsum, CTLTYPE_INT | CTLFLAG_RW,
679 &SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), 0, sysctl_sctp_check, "IU",
680 SCTPCTL_LOOPBACK_NOCSUM_DESC);
682 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_init, CTLTYPE_INT | CTLFLAG_RW,
683 &SCTP_BASE_SYSCTL(sctp_strict_init), 0, sysctl_sctp_check, "IU",
684 SCTPCTL_STRICT_INIT_DESC);
686 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, peer_chkoh, CTLTYPE_INT | CTLFLAG_RW,
687 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check, "IU",
688 SCTPCTL_PEER_CHKOH_DESC);
690 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxburst, CTLTYPE_INT | CTLFLAG_RW,
691 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check, "IU",
692 SCTPCTL_MAXBURST_DESC);
694 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxchunks, CTLTYPE_INT | CTLFLAG_RW,
695 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check, "IU",
696 SCTPCTL_MAXCHUNKS_DESC);
698 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, tcbhashsize, CTLTYPE_INT | CTLFLAG_RW,
699 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check, "IU",
700 SCTPCTL_TCBHASHSIZE_DESC);
702 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pcbhashsize, CTLTYPE_INT | CTLFLAG_RW,
703 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check, "IU",
704 SCTPCTL_PCBHASHSIZE_DESC);
706 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, min_split_point, CTLTYPE_INT | CTLFLAG_RW,
707 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check, "IU",
708 SCTPCTL_MIN_SPLIT_POINT_DESC);
710 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, chunkscale, CTLTYPE_INT | CTLFLAG_RW,
711 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check, "IU",
712 SCTPCTL_CHUNKSCALE_DESC);
714 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, delayed_sack_time, CTLTYPE_INT | CTLFLAG_RW,
715 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check, "IU",
716 SCTPCTL_DELAYED_SACK_TIME_DESC);
718 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sack_freq, CTLTYPE_INT | CTLFLAG_RW,
719 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check, "IU",
720 SCTPCTL_SACK_FREQ_DESC);
722 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sys_resource, CTLTYPE_INT | CTLFLAG_RW,
723 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check, "IU",
724 SCTPCTL_SYS_RESOURCE_DESC);
726 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asoc_resource, CTLTYPE_INT | CTLFLAG_RW,
727 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check, "IU",
728 SCTPCTL_ASOC_RESOURCE_DESC);
730 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, heartbeat_interval, CTLTYPE_INT | CTLFLAG_RW,
731 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check, "IU",
732 SCTPCTL_HEARTBEAT_INTERVAL_DESC);
734 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pmtu_raise_time, CTLTYPE_INT | CTLFLAG_RW,
735 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check, "IU",
736 SCTPCTL_PMTU_RAISE_TIME_DESC);
738 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, shutdown_guard_time, CTLTYPE_INT | CTLFLAG_RW,
739 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check, "IU",
740 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC);
742 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, secret_lifetime, CTLTYPE_INT | CTLFLAG_RW,
743 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check, "IU",
744 SCTPCTL_SECRET_LIFETIME_DESC);
746 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_max, CTLTYPE_INT | CTLFLAG_RW,
747 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check, "IU",
748 SCTPCTL_RTO_MAX_DESC);
750 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_min, CTLTYPE_INT | CTLFLAG_RW,
751 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check, "IU",
752 SCTPCTL_RTO_MIN_DESC);
754 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_initial, CTLTYPE_INT | CTLFLAG_RW,
755 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check, "IU",
756 SCTPCTL_RTO_INITIAL_DESC);
758 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rto_max, CTLTYPE_INT | CTLFLAG_RW,
759 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check, "IU",
760 SCTPCTL_INIT_RTO_MAX_DESC);
762 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, valid_cookie_life, CTLTYPE_INT | CTLFLAG_RW,
763 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check, "IU",
764 SCTPCTL_VALID_COOKIE_LIFE_DESC);
766 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rtx_max, CTLTYPE_INT | CTLFLAG_RW,
767 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check, "IU",
768 SCTPCTL_INIT_RTX_MAX_DESC);
770 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoc_rtx_max, CTLTYPE_INT | CTLFLAG_RW,
771 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check, "IU",
772 SCTPCTL_ASSOC_RTX_MAX_DESC);
774 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, path_rtx_max, CTLTYPE_INT | CTLFLAG_RW,
775 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check, "IU",
776 SCTPCTL_PATH_RTX_MAX_DESC);
778 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, add_more_on_output, CTLTYPE_INT | CTLFLAG_RW,
779 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check, "IU",
780 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC);
782 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, outgoing_streams, CTLTYPE_INT | CTLFLAG_RW,
783 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check, "IU",
784 SCTPCTL_OUTGOING_STREAMS_DESC);
786 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_on_off, CTLTYPE_INT | CTLFLAG_RW,
787 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check, "IU",
788 SCTPCTL_CMT_ON_OFF_DESC);
791 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nr_sack_on_off, CTLTYPE_INT | CTLFLAG_RW,
792 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check, "IU",
793 SCTPCTL_NR_SACK_ON_OFF_DESC);
795 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_use_dac, CTLTYPE_INT | CTLFLAG_RW,
796 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check, "IU",
797 SCTPCTL_CMT_USE_DAC_DESC);
799 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_pf, CTLTYPE_INT | CTLFLAG_RW,
800 &SCTP_BASE_SYSCTL(sctp_cmt_pf), 0, sysctl_sctp_check, "IU",
801 SCTPCTL_CMT_PF_DESC);
803 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cwnd_maxburst, CTLTYPE_INT | CTLFLAG_RW,
804 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check, "IU",
805 SCTPCTL_CWND_MAXBURST_DESC);
807 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran, CTLTYPE_INT | CTLFLAG_RW,
808 &SCTP_BASE_SYSCTL(sctp_early_fr), 0, sysctl_sctp_check, "IU",
809 SCTPCTL_EARLY_FAST_RETRAN_DESC);
811 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran_msec, CTLTYPE_INT | CTLFLAG_RW,
812 &SCTP_BASE_SYSCTL(sctp_early_fr_msec), 0, sysctl_sctp_check, "IU",
813 SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC);
815 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asconf_auth_nochk, CTLTYPE_INT | CTLFLAG_RW,
816 &SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), 0, sysctl_sctp_check, "IU",
817 SCTPCTL_ASCONF_AUTH_NOCHK_DESC);
819 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auth_disable, CTLTYPE_INT | CTLFLAG_RW,
820 &SCTP_BASE_SYSCTL(sctp_auth_disable), 0, sysctl_sctp_check, "IU",
821 SCTPCTL_AUTH_DISABLE_DESC);
823 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nat_friendly, CTLTYPE_INT | CTLFLAG_RW,
824 &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sysctl_sctp_check, "IU",
825 SCTPCTL_NAT_FRIENDLY_DESC);
827 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, abc_l_var, CTLTYPE_INT | CTLFLAG_RW,
828 &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sysctl_sctp_check, "IU",
829 SCTPCTL_ABC_L_VAR_DESC);
831 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, max_chained_mbufs, CTLTYPE_INT | CTLFLAG_RW,
832 &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sysctl_sctp_check, "IU",
833 SCTPCTL_MAX_CHAINED_MBUFS_DESC);
835 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, do_sctp_drain, CTLTYPE_INT | CTLFLAG_RW,
836 &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sysctl_sctp_check, "IU",
837 SCTPCTL_DO_SCTP_DRAIN_DESC);
839 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, hb_max_burst, CTLTYPE_INT | CTLFLAG_RW,
840 &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sysctl_sctp_check, "IU",
841 SCTPCTL_HB_MAX_BURST_DESC);
843 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, abort_at_limit, CTLTYPE_INT | CTLFLAG_RW,
844 &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sysctl_sctp_check, "IU",
845 SCTPCTL_ABORT_AT_LIMIT_DESC);
847 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_data_order, CTLTYPE_INT | CTLFLAG_RW,
848 &SCTP_BASE_SYSCTL(sctp_strict_data_order), 0, sysctl_sctp_check, "IU",
849 SCTPCTL_STRICT_DATA_ORDER_DESC);
851 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, min_residual, CTLTYPE_INT | CTLFLAG_RW,
852 &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sysctl_sctp_check, "IU",
853 SCTPCTL_MIN_RESIDUAL_DESC);
855 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, max_retran_chunk, CTLTYPE_INT | CTLFLAG_RW,
856 &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sysctl_sctp_check, "IU",
857 SCTPCTL_MAX_RETRAN_CHUNK_DESC);
859 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, log_level, CTLTYPE_INT | CTLFLAG_RW,
860 &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sysctl_sctp_check, "IU",
861 SCTPCTL_LOGGING_LEVEL_DESC);
863 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, default_cc_module, CTLTYPE_INT | CTLFLAG_RW,
864 &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sysctl_sctp_check, "IU",
865 SCTPCTL_DEFAULT_CC_MODULE_DESC);
867 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, default_frag_interleave, CTLTYPE_INT | CTLFLAG_RW,
868 &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sysctl_sctp_check, "IU",
869 SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC);
871 #if defined(__FreeBSD__) || defined(SCTP_APPLE_MOBILITY_BASE)
872 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_base, CTLTYPE_INT | CTLFLAG_RW,
873 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check, "IU",
874 SCTPCTL_MOBILITY_BASE_DESC);
877 #if defined(__FreeBSD__) || defined(SCTP_APPLE_MOBILITY_FASTHANDOFF)
878 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_fasthandoff, CTLTYPE_INT | CTLFLAG_RW,
879 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check, "IU",
880 SCTPCTL_MOBILITY_FASTHANDOFF_DESC);
883 #if defined(SCTP_LOCAL_TRACE_BUF)
884 SYSCTL_STRUCT(_net_inet_sctp, OID_AUTO, log, CTLFLAG_RD,
885 &SCTP_BASE_SYSCTL(sctp_log), sctp_log,
886 "SCTP logging (struct sctp_log)");
888 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, clear_trace, CTLTYPE_OPAQUE | CTLFLAG_RW,
889 &SCTP_BASE_SYSCTL(sctp_log), 0, sysctl_sctp_cleartrace, "IU",
890 "Clear SCTP Logging buffer");
896 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_for_client_enable, CTLTYPE_INT | CTLFLAG_RW,
897 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), 0, sysctl_sctp_check, "IU",
898 SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DESC);
900 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLTYPE_INT | CTLFLAG_RW,
901 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check, "IU",
902 SCTPCTL_UDP_TUNNELING_PORT_DESC);
904 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, enable_sack_immediately, CTLTYPE_INT | CTLFLAG_RW,
905 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check, "IU",
906 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC);
908 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nat_friendly_init, CTLTYPE_INT | CTLFLAG_RW,
909 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check, "IU",
910 SCTPCTL_NAT_FRIENDLY_DESC);
913 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_INT | CTLFLAG_RW,
914 &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU",
916 #endif /* SCTP_DEBUG */
919 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
920 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, output_unlocked, CTLTYPE_INT | CTLFLAG_RW,
921 &SCTP_BASE_SYSCTL(sctp_output_unlocked), 0, sysctl_sctp_check, "IU",
922 SCTPCTL_OUTPUT_UNLOCKED_DESC);
925 SYSCTL_STRUCT(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_RW,
926 &SCTP_BASE_STATS, sctpstat,
927 "SCTP statistics (struct sctp_stat)");
929 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLFLAG_RD,
930 0, 0, sctp_assoclist,
931 "S,xassoc", "List of active SCTP associations");