netwerk/sctp/src/netinet/sctp_sysctl.c@97036ab72558
netwerk/sctp/src/netinet/sctp_sysctl.c
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rwxr-xr-x
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
1 /*-
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.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * a) Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
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.
15 *
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.
19 *
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.
31 */
33 #ifdef __FreeBSD__
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD: head/sys/netinet/sctp_sysctl.c 254672 2013-08-22 20:29:57Z tuexen $");
36 #endif
38 #include <netinet/sctp_os.h>
39 #include <netinet/sctp.h>
40 #include <netinet/sctp_constants.h>
41 #include <netinet/sctp_sysctl.h>
42 #include <netinet/sctp_pcb.h>
43 #include <netinet/sctputil.h>
44 #include <netinet/sctp_output.h>
45 #ifdef __FreeBSD__
46 #include <sys/smp.h>
47 #endif
48 #if defined(__APPLE__)
49 #include <netinet/sctp_bsd_addr.h>
50 #endif
52 /*
53 * sysctl tunable variables
54 */
56 void
57 sctp_init_sysctls()
58 {
59 SCTP_BASE_SYSCTL(sctp_sendspace) = SCTPCTL_MAXDGRAM_DEFAULT;
60 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTPCTL_RECVSPACE_DEFAULT;
61 SCTP_BASE_SYSCTL(sctp_auto_asconf) = SCTPCTL_AUTOASCONF_DEFAULT;
62 SCTP_BASE_SYSCTL(sctp_multiple_asconfs) = SCTPCTL_MULTIPLEASCONFS_DEFAULT;
63 SCTP_BASE_SYSCTL(sctp_ecn_enable) = SCTPCTL_ECN_ENABLE_DEFAULT;
64 SCTP_BASE_SYSCTL(sctp_strict_sacks) = SCTPCTL_STRICT_SACKS_DEFAULT;
65 #if !(defined(__FreeBSD__) && __FreeBSD_version >= 800000)
66 #if !defined(SCTP_WITH_NO_CSUM)
67 SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) = SCTPCTL_LOOPBACK_NOCSUM_DEFAULT;
68 #endif
69 #endif
70 SCTP_BASE_SYSCTL(sctp_peer_chunk_oh) = SCTPCTL_PEER_CHKOH_DEFAULT;
71 SCTP_BASE_SYSCTL(sctp_max_burst_default) = SCTPCTL_MAXBURST_DEFAULT;
72 SCTP_BASE_SYSCTL(sctp_fr_max_burst_default) = SCTPCTL_FRMAXBURST_DEFAULT;
73 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT;
74 SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT;
75 SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT;
76 SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT;
77 SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT;
78 SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT;
79 SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT;
80 SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT;
81 SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT;
82 SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT;
83 SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT;
84 SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT;
85 SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT;
86 SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT;
87 SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT;
88 SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT;
89 SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT;
90 SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT;
91 SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT;
92 SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT;
93 SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT;
94 SCTP_BASE_SYSCTL(sctp_path_pf_threshold) = SCTPCTL_PATH_PF_THRESHOLD_DEFAULT;
95 SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT;
96 SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default) = SCTPCTL_INCOMING_STREAMS_DEFAULT;
97 SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default) = SCTPCTL_OUTGOING_STREAMS_DEFAULT;
98 SCTP_BASE_SYSCTL(sctp_cmt_on_off) = SCTPCTL_CMT_ON_OFF_DEFAULT;
99 /* EY */
100 SCTP_BASE_SYSCTL(sctp_nr_sack_on_off) = SCTPCTL_NR_SACK_ON_OFF_DEFAULT;
101 SCTP_BASE_SYSCTL(sctp_cmt_use_dac) = SCTPCTL_CMT_USE_DAC_DEFAULT;
102 SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT;
103 SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk) = SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT;
104 SCTP_BASE_SYSCTL(sctp_auth_disable) = SCTPCTL_AUTH_DISABLE_DEFAULT;
105 SCTP_BASE_SYSCTL(sctp_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT;
106 SCTP_BASE_SYSCTL(sctp_L2_abc_variable) = SCTPCTL_ABC_L_VAR_DEFAULT;
107 SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count) = SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT;
108 SCTP_BASE_SYSCTL(sctp_do_drain) = SCTPCTL_DO_SCTP_DRAIN_DEFAULT;
109 SCTP_BASE_SYSCTL(sctp_hb_maxburst) = SCTPCTL_HB_MAX_BURST_DEFAULT;
110 SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit) = SCTPCTL_ABORT_AT_LIMIT_DEFAULT;
111 SCTP_BASE_SYSCTL(sctp_strict_data_order) = SCTPCTL_STRICT_DATA_ORDER_DEFAULT;
112 SCTP_BASE_SYSCTL(sctp_min_residual) = SCTPCTL_MIN_RESIDUAL_DEFAULT;
113 SCTP_BASE_SYSCTL(sctp_max_retran_chunk) = SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT;
114 SCTP_BASE_SYSCTL(sctp_logging_level) = SCTPCTL_LOGGING_LEVEL_DEFAULT;
115 /* JRS - Variable for default congestion control module */
116 SCTP_BASE_SYSCTL(sctp_default_cc_module) = SCTPCTL_DEFAULT_CC_MODULE_DEFAULT;
117 /* RS - Variable for default stream scheduling module */
118 SCTP_BASE_SYSCTL(sctp_default_ss_module) = SCTPCTL_DEFAULT_SS_MODULE_DEFAULT;
119 SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT;
120 SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT;
121 SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT;
122 SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT;
123 SCTP_BASE_SYSCTL(sctp_buffer_splitting) = SCTPCTL_BUFFER_SPLITTING_DEFAULT;
124 SCTP_BASE_SYSCTL(sctp_initial_cwnd) = SCTPCTL_INITIAL_CWND_DEFAULT;
125 SCTP_BASE_SYSCTL(sctp_rttvar_bw) = SCTPCTL_RTTVAR_BW_DEFAULT;
126 SCTP_BASE_SYSCTL(sctp_rttvar_rtt) = SCTPCTL_RTTVAR_RTT_DEFAULT;
127 SCTP_BASE_SYSCTL(sctp_rttvar_eqret) = SCTPCTL_RTTVAR_EQRET_DEFAULT;
128 SCTP_BASE_SYSCTL(sctp_steady_step) = SCTPCTL_RTTVAR_STEADYS_DEFAULT;
129 SCTP_BASE_SYSCTL(sctp_use_dccc_ecn) = SCTPCTL_RTTVAR_DCCCECN_DEFAULT;
130 SCTP_BASE_SYSCTL(sctp_blackhole) = SCTPCTL_BLACKHOLE_DEFAULT;
132 #if defined(SCTP_LOCAL_TRACE_BUF)
133 #if defined(__Windows__)
134 /* On Windows, the resource for global variables is limited. */
135 MALLOC(SCTP_BASE_SYSCTL(sctp_log), struct sctp_log *, sizeof(struct sctp_log), M_SYSCTL, M_ZERO);
136 #else
137 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
138 #endif
139 #endif
140 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT;
141 SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT;
142 SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT;
143 #if defined(SCTP_DEBUG)
144 SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT;
145 #endif
146 #if defined(__APPLE__)
147 SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces) = SCTPCTL_IGNORE_VMWARE_INTERFACES_DEFAULT;
148 SCTP_BASE_SYSCTL(sctp_main_timer) = SCTPCTL_MAIN_TIMER_DEFAULT;
149 SCTP_BASE_SYSCTL(sctp_addr_watchdog_limit) = SCTPCTL_ADDR_WATCHDOG_LIMIT_DEFAULT;
150 SCTP_BASE_SYSCTL(sctp_vtag_watchdog_limit) = SCTPCTL_VTAG_WATCHDOG_LIMIT_DEFAULT;
151 #endif
152 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
153 SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT;
154 #endif
155 }
157 #if defined(__Windows__)
158 void
159 sctp_finish_sysctls()
160 {
161 #if defined(SCTP_LOCAL_TRACE_BUF)
162 if (SCTP_BASE_SYSCTL(sctp_log) != NULL) {
163 FREE(SCTP_BASE_SYSCTL(sctp_log), M_SYSCTL);
164 SCTP_BASE_SYSCTL(sctp_log) = NULL;
165 }
166 #endif
167 }
168 #endif
170 #if defined(__APPLE__) || defined(__FreeBSD__) || defined(__Windows__)
171 /* It returns an upper limit. No filtering is done here */
172 static unsigned int
173 number_of_addresses(struct sctp_inpcb *inp)
174 {
175 unsigned int cnt;
176 struct sctp_vrf *vrf;
177 struct sctp_ifn *sctp_ifn;
178 struct sctp_ifa *sctp_ifa;
179 struct sctp_laddr *laddr;
181 cnt = 0;
182 /* neither Mac OS X nor FreeBSD support mulitple routing functions */
183 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) {
184 return (0);
185 }
186 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
187 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
188 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
189 switch (sctp_ifa->address.sa.sa_family) {
190 #ifdef INET
191 case AF_INET:
192 #endif
193 #ifdef INET6
194 case AF_INET6:
195 #endif
196 cnt++;
197 break;
198 default:
199 break;
200 }
201 }
202 }
203 } else {
204 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
205 switch (laddr->ifa->address.sa.sa_family) {
206 #ifdef INET
207 case AF_INET:
208 #endif
209 #ifdef INET6
210 case AF_INET6:
211 #endif
212 cnt++;
213 break;
214 default:
215 break;
216 }
217 }
218 }
219 return (cnt);
220 }
222 static int
223 copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req)
224 {
225 struct sctp_ifn *sctp_ifn;
226 struct sctp_ifa *sctp_ifa;
227 int loopback_scope, ipv4_local_scope, local_scope, site_scope;
228 int ipv4_addr_legal, ipv6_addr_legal;
229 #if defined(__Userspace__)
230 int conn_addr_legal;
231 #endif
232 struct sctp_vrf *vrf;
233 struct xsctp_laddr xladdr;
234 struct sctp_laddr *laddr;
235 int error;
237 /* Turn on all the appropriate scope */
238 if (stcb) {
239 /* use association specific values */
240 loopback_scope = stcb->asoc.scope.loopback_scope;
241 ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope;
242 local_scope = stcb->asoc.scope.local_scope;
243 site_scope = stcb->asoc.scope.site_scope;
244 ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal;
245 ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal;
246 #if defined(__Userspace__)
247 conn_addr_legal = stcb->asoc.scope.conn_addr_legal;
248 #endif
249 } else {
250 /* Use generic values for endpoints. */
251 loopback_scope = 1;
252 ipv4_local_scope = 1;
253 local_scope = 1;
254 site_scope = 1;
255 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) {
256 ipv6_addr_legal = 1;
257 if (SCTP_IPV6_V6ONLY(inp)) {
258 ipv4_addr_legal = 0;
259 } else {
260 ipv4_addr_legal = 1;
261 }
262 #if defined(__Userspace__)
263 conn_addr_legal = 0;
264 #endif
265 } else {
266 ipv6_addr_legal = 0;
267 #if defined(__Userspace__)
268 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_CONN) {
269 conn_addr_legal = 1;
270 ipv4_addr_legal = 0;
271 } else {
272 conn_addr_legal = 0;
273 ipv4_addr_legal = 1;
274 }
275 #else
276 ipv4_addr_legal = 1;
277 #endif
278 }
279 }
281 /* neither Mac OS X nor FreeBSD support mulitple routing functions */
282 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) {
283 SCTP_INP_RUNLOCK(inp);
284 SCTP_INP_INFO_RUNLOCK();
285 return (-1);
286 }
287 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) {
288 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) {
289 if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn))
290 /* Skip loopback if loopback_scope not set */
291 continue;
292 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) {
293 if (stcb) {
294 /*
295 * ignore if blacklisted at
296 * association level
297 */
298 if (sctp_is_addr_restricted(stcb, sctp_ifa))
299 continue;
300 }
301 switch (sctp_ifa->address.sa.sa_family) {
302 #ifdef INET
303 case AF_INET:
304 if (ipv4_addr_legal) {
305 struct sockaddr_in *sin;
307 sin = (struct sockaddr_in *)&sctp_ifa->address.sa;
308 if (sin->sin_addr.s_addr == 0)
309 continue;
310 if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr)))
311 continue;
312 } else {
313 continue;
314 }
315 break;
316 #endif
317 #ifdef INET6
318 case AF_INET6:
319 if (ipv6_addr_legal) {
320 struct sockaddr_in6 *sin6;
322 #if defined(SCTP_EMBEDDED_V6_SCOPE) && !defined(SCTP_KAME)
323 struct sockaddr_in6 lsa6;
324 #endif
325 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa;
326 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr))
327 continue;
328 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) {
329 if (local_scope == 0)
330 continue;
331 #if defined(SCTP_EMBEDDED_V6_SCOPE)
332 if (sin6->sin6_scope_id == 0) {
333 #ifdef SCTP_KAME
334 /* bad link local address */
335 if (sa6_recoverscope(sin6) != 0)
336 continue;
337 #else
338 lsa6 = *sin6;
339 /* bad link local address */
340 if (in6_recoverscope(&lsa6, &lsa6.sin6_addr, NULL))
341 continue;
342 sin6 = &lsa6;
343 #endif /* SCTP_KAME */
344 }
345 #endif /* SCTP_EMBEDDED_V6_SCOPE */
346 }
347 if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr)))
348 continue;
349 } else {
350 continue;
351 }
352 break;
353 #endif
354 #if defined(__Userspace__)
355 case AF_CONN:
356 if (!conn_addr_legal) {
357 continue;
358 }
359 break;
360 #endif
361 default:
362 continue;
363 }
364 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
365 memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore));
366 SCTP_INP_RUNLOCK(inp);
367 SCTP_INP_INFO_RUNLOCK();
368 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
369 if (error) {
370 return (error);
371 } else {
372 SCTP_INP_INFO_RLOCK();
373 SCTP_INP_RLOCK(inp);
374 }
375 }
376 }
377 } else {
378 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) {
379 /* ignore if blacklisted at association level */
380 if (stcb && sctp_is_addr_restricted(stcb, laddr->ifa))
381 continue;
382 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
383 memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore));
384 xladdr.start_time.tv_sec = (uint32_t)laddr->start_time.tv_sec;
385 xladdr.start_time.tv_usec = (uint32_t)laddr->start_time.tv_usec;
386 SCTP_INP_RUNLOCK(inp);
387 SCTP_INP_INFO_RUNLOCK();
388 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
389 if (error) {
390 return (error);
391 } else {
392 SCTP_INP_INFO_RLOCK();
393 SCTP_INP_RLOCK(inp);
394 }
395 }
396 }
397 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr));
398 xladdr.last = 1;
399 SCTP_INP_RUNLOCK(inp);
400 SCTP_INP_INFO_RUNLOCK();
401 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr));
403 if (error) {
404 return (error);
405 } else {
406 SCTP_INP_INFO_RLOCK();
407 SCTP_INP_RLOCK(inp);
408 return (0);
409 }
410 }
412 /*
413 * sysctl functions
414 */
415 #if defined(__APPLE__)
416 static int
417 sctp_assoclist SYSCTL_HANDLER_ARGS
418 {
419 #pragma unused(oidp, arg1, arg2)
420 #else
421 static int
422 sctp_assoclist(SYSCTL_HANDLER_ARGS)
423 {
424 #endif
425 unsigned int number_of_endpoints;
426 unsigned int number_of_local_addresses;
427 unsigned int number_of_associations;
428 unsigned int number_of_remote_addresses;
429 unsigned int n;
430 int error;
431 struct sctp_inpcb *inp;
432 struct sctp_tcb *stcb;
433 struct sctp_nets *net;
434 struct xsctp_inpcb xinpcb;
435 struct xsctp_tcb xstcb;
436 struct xsctp_raddr xraddr;
437 struct socket *so;
439 number_of_endpoints = 0;
440 number_of_local_addresses = 0;
441 number_of_associations = 0;
442 number_of_remote_addresses = 0;
444 SCTP_INP_INFO_RLOCK();
445 #if !defined(__Windows__)
446 if (req->oldptr == USER_ADDR_NULL) {
447 #else
448 if (req->data == NULL) {
449 #endif
450 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) {
451 SCTP_INP_RLOCK(inp);
452 number_of_endpoints++;
453 number_of_local_addresses += number_of_addresses(inp);
454 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
455 number_of_associations++;
456 number_of_local_addresses += number_of_addresses(inp);
457 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
458 number_of_remote_addresses++;
459 }
460 }
461 SCTP_INP_RUNLOCK(inp);
462 }
463 SCTP_INP_INFO_RUNLOCK();
464 n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) +
465 (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) +
466 (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) +
467 (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr);
469 /* request some more memory than needed */
470 #if !defined(__Windows__)
471 req->oldidx = (n + n / 8);
472 #else
473 req->dataidx = (n + n / 8);
474 #endif
475 return (0);
476 }
477 #if !defined(__Windows__)
478 if (req->newptr != USER_ADDR_NULL) {
479 #else
480 if (req->new_data != NULL) {
481 #endif
482 SCTP_INP_INFO_RUNLOCK();
483 SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM);
484 return (EPERM);
485 }
486 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) {
487 SCTP_INP_RLOCK(inp);
488 if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) {
489 /* if its allgone it is being freed - skip it */
490 goto skip;
491 }
492 xinpcb.last = 0;
493 xinpcb.local_port = ntohs(inp->sctp_lport);
494 xinpcb.flags = inp->sctp_flags;
495 #if defined(__FreeBSD__) && __FreeBSD_version < 1000048
496 xinpcb.features = (uint32_t)inp->sctp_features;
497 #else
498 xinpcb.features = inp->sctp_features;
499 #endif
500 xinpcb.total_sends = inp->total_sends;
501 xinpcb.total_recvs = inp->total_recvs;
502 xinpcb.total_nospaces = inp->total_nospaces;
503 xinpcb.fragmentation_point = inp->sctp_frag_point;
504 so = inp->sctp_socket;
505 if ((so == NULL) ||
506 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) {
507 xinpcb.qlen = 0;
508 xinpcb.maxqlen = 0;
509 } else {
510 xinpcb.qlen = so->so_qlen;
511 xinpcb.maxqlen = so->so_qlimit;
512 }
513 SCTP_INP_INCR_REF(inp);
514 SCTP_INP_RUNLOCK(inp);
515 SCTP_INP_INFO_RUNLOCK();
516 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb));
517 if (error) {
518 SCTP_INP_DECR_REF(inp);
519 return (error);
520 }
521 SCTP_INP_INFO_RLOCK();
522 SCTP_INP_RLOCK(inp);
523 error = copy_out_local_addresses(inp, NULL, req);
524 if (error) {
525 SCTP_INP_DECR_REF(inp);
526 return (error);
527 }
528 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) {
529 SCTP_TCB_LOCK(stcb);
530 atomic_add_int(&stcb->asoc.refcnt, 1);
531 SCTP_TCB_UNLOCK(stcb);
532 xstcb.last = 0;
533 xstcb.local_port = ntohs(inp->sctp_lport);
534 xstcb.remote_port = ntohs(stcb->rport);
535 if (stcb->asoc.primary_destination != NULL)
536 xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr;
537 xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay;
538 xstcb.state = SCTP_GET_STATE(&stcb->asoc); /* FIXME */
539 #if defined(__FreeBSD__)
540 #if __FreeBSD_version >= 800000
541 /* 7.0 does not support these */
542 xstcb.assoc_id = sctp_get_associd(stcb);
543 xstcb.peers_rwnd = stcb->asoc.peers_rwnd;
544 #endif
545 #else
546 xstcb.assoc_id = sctp_get_associd(stcb);
547 xstcb.peers_rwnd = stcb->asoc.peers_rwnd;
548 #endif
549 xstcb.in_streams = stcb->asoc.streamincnt;
550 xstcb.out_streams = stcb->asoc.streamoutcnt;
551 xstcb.max_nr_retrans = stcb->asoc.overall_error_count;
552 xstcb.primary_process = 0; /* not really supported yet */
553 xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie;
554 xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack;
555 xstcb.retransmitted_tsns = stcb->asoc.marked_retrans;
556 xstcb.start_time.tv_sec = (uint32_t)stcb->asoc.start_time.tv_sec;
557 xstcb.start_time.tv_usec = (uint32_t)stcb->asoc.start_time.tv_usec;
558 xstcb.discontinuity_time.tv_sec = (uint32_t)stcb->asoc.discontinuity_time.tv_sec;
559 xstcb.discontinuity_time.tv_usec = (uint32_t)stcb->asoc.discontinuity_time.tv_usec;
560 xstcb.total_sends = stcb->total_sends;
561 xstcb.total_recvs = stcb->total_recvs;
562 xstcb.local_tag = stcb->asoc.my_vtag;
563 xstcb.remote_tag = stcb->asoc.peer_vtag;
564 xstcb.initial_tsn = stcb->asoc.init_seq_number;
565 xstcb.highest_tsn = stcb->asoc.sending_seq - 1;
566 xstcb.cumulative_tsn = stcb->asoc.last_acked_seq;
567 xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn;
568 xstcb.mtu = stcb->asoc.smallest_mtu;
569 xstcb.refcnt = stcb->asoc.refcnt;
570 SCTP_INP_RUNLOCK(inp);
571 SCTP_INP_INFO_RUNLOCK();
572 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb));
573 if (error) {
574 SCTP_INP_DECR_REF(inp);
575 atomic_subtract_int(&stcb->asoc.refcnt, 1);
576 return (error);
577 }
578 SCTP_INP_INFO_RLOCK();
579 SCTP_INP_RLOCK(inp);
580 error = copy_out_local_addresses(inp, stcb, req);
581 if (error) {
582 SCTP_INP_DECR_REF(inp);
583 atomic_subtract_int(&stcb->asoc.refcnt, 1);
584 return (error);
585 }
586 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
587 xraddr.last = 0;
588 xraddr.address = net->ro._l_addr;
589 xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE);
590 xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0);
591 xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0);
592 xraddr.potentially_failed = ((net->dest_state & SCTP_ADDR_PF) == SCTP_ADDR_PF);
593 xraddr.rto = net->RTO;
594 xraddr.max_path_rtx = net->failure_threshold;
595 xraddr.rtx = net->marked_retrans;
596 xraddr.error_counter = net->error_count;
597 xraddr.cwnd = net->cwnd;
598 xraddr.flight_size = net->flight_size;
599 xraddr.mtu = net->mtu;
600 #if defined(__FreeBSD__)
601 #if __FreeBSD_version >= 800000
602 xraddr.rtt = net->rtt / 1000;
603 xraddr.heartbeat_interval = net->heart_beat_delay;
604 #endif
605 #else
606 xraddr.rtt = net->rtt / 1000;
607 xraddr.heartbeat_interval = net->heart_beat_delay;
608 #endif
609 xraddr.start_time.tv_sec = (uint32_t)net->start_time.tv_sec;
610 xraddr.start_time.tv_usec = (uint32_t)net->start_time.tv_usec;
611 SCTP_INP_RUNLOCK(inp);
612 SCTP_INP_INFO_RUNLOCK();
613 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr));
614 if (error) {
615 SCTP_INP_DECR_REF(inp);
616 atomic_subtract_int(&stcb->asoc.refcnt, 1);
617 return (error);
618 }
619 SCTP_INP_INFO_RLOCK();
620 SCTP_INP_RLOCK(inp);
621 }
622 atomic_subtract_int(&stcb->asoc.refcnt, 1);
623 memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr));
624 xraddr.last = 1;
625 SCTP_INP_RUNLOCK(inp);
626 SCTP_INP_INFO_RUNLOCK();
627 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr));
628 if (error) {
629 SCTP_INP_DECR_REF(inp);
630 return (error);
631 }
632 SCTP_INP_INFO_RLOCK();
633 SCTP_INP_RLOCK(inp);
634 }
635 SCTP_INP_DECR_REF(inp);
636 SCTP_INP_RUNLOCK(inp);
637 SCTP_INP_INFO_RUNLOCK();
638 memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb));
639 xstcb.last = 1;
640 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb));
641 if (error) {
642 return (error);
643 }
644 skip:
645 SCTP_INP_INFO_RLOCK();
646 }
647 SCTP_INP_INFO_RUNLOCK();
649 memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb));
650 xinpcb.last = 1;
651 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb));
652 return (error);
653 }
656 #if !defined(__Windows__)
657 #define RANGECHK(var, min, max) \
658 if ((var) < (min)) { (var) = (min); } \
659 else if ((var) > (max)) { (var) = (max); }
660 #else
661 #define RANGECHK(var, min, max) \
662 if ((var) <= (min)) { (var) = (min); } \
663 else if ((var) >= (max)) { (var) = (max); }
664 #endif
666 #if defined(__APPLE__)
667 static int
668 sysctl_sctp_udp_tunneling_check SYSCTL_HANDLER_ARGS
669 {
670 #pragma unused(arg1, arg2)
671 #else
672 static int
673 sysctl_sctp_udp_tunneling_check(SYSCTL_HANDLER_ARGS)
674 {
675 #endif
676 int error;
677 uint32_t old_sctp_udp_tunneling_port;
679 SCTP_INP_INFO_RLOCK();
680 old_sctp_udp_tunneling_port = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port);
681 SCTP_INP_INFO_RUNLOCK();
682 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
683 if (error == 0) {
684 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), SCTPCTL_UDP_TUNNELING_PORT_MIN, SCTPCTL_UDP_TUNNELING_PORT_MAX);
685 #if !defined(__Windows__)
686 if (old_sctp_udp_tunneling_port == SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) {
687 error = 0;
688 goto out;
689 }
690 SCTP_INP_INFO_WLOCK();
691 if (old_sctp_udp_tunneling_port) {
692 sctp_over_udp_stop();
693 }
694 if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) {
695 if (sctp_over_udp_start()) {
696 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = 0;
697 }
698 }
699 #else
700 SCTP_INP_INFO_WLOCK();
701 sctp_over_udp_restart();
702 #endif
703 SCTP_INP_INFO_WUNLOCK();
704 }
705 out:
706 return (error);
707 }
709 #if defined(__APPLE__)
710 int sctp_is_vmware_interface(struct ifnet *);
712 static int
713 sysctl_sctp_vmware_interfaces_check SYSCTL_HANDLER_ARGS
714 {
715 #pragma unused(arg1, arg2)
716 int error;
717 uint32_t old_sctp_ignore_vmware_interfaces;
719 old_sctp_ignore_vmware_interfaces = SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces);
720 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
721 if (error == 0) {
722 RANGECHK(SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces), SCTPCTL_IGNORE_VMWARE_INTERFACES_MIN, SCTPCTL_IGNORE_VMWARE_INTERFACES_MAX);
723 if (old_sctp_ignore_vmware_interfaces && !SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces)) {
724 sctp_add_or_del_interfaces(sctp_is_vmware_interface, 1);
725 }
726 if (!old_sctp_ignore_vmware_interfaces && SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces)) {
727 sctp_add_or_del_interfaces(sctp_is_vmware_interface, 0);
728 }
729 }
730 return (error);
731 }
732 #endif
734 #if defined(__APPLE__)
735 static int
736 sysctl_sctp_check SYSCTL_HANDLER_ARGS
737 {
738 #pragma unused(arg1, arg2)
739 #else
740 static int
741 sysctl_sctp_check(SYSCTL_HANDLER_ARGS)
742 {
743 #endif
744 int error;
746 #if defined(__FreeBSD__) && __FreeBSD_version >= 800056
747 #ifdef VIMAGE
748 error = vnet_sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
749 #else
750 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
751 #endif
752 #else
753 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req);
754 #endif
755 if (error == 0) {
756 RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX);
757 RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX);
758 #if defined(__FreeBSD__)
759 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX);
760 #elif defined(SCTP_APPLE_AUTO_ASCONF)
761 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX);
762 #endif
763 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX);
764 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_sacks), SCTPCTL_STRICT_SACKS_MIN, SCTPCTL_STRICT_SACKS_MAX);
765 #if !(defined(__FreeBSD__) && __FreeBSD_version >= 800000)
766 #if !defined(SCTP_WITH_NO_CSUM)
767 RANGECHK(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), SCTPCTL_LOOPBACK_NOCSUM_MIN, SCTPCTL_LOOPBACK_NOCSUM_MAX);
768 #endif
769 #endif
770 RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX);
771 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX);
772 RANGECHK(SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), SCTPCTL_FRMAXBURST_MIN, SCTPCTL_FRMAXBURST_MAX);
773 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX);
774 RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX);
775 RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX);
776 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX);
777 RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX);
778 RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX);
779 RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX);
780 RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX);
781 RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX);
782 RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX);
783 RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX);
784 RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX);
785 RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX);
786 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX);
787 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX);
788 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX);
789 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX);
790 RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX);
791 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX);
792 RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX);
793 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX);
794 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_pf_threshold), SCTPCTL_PATH_PF_THRESHOLD_MIN, SCTPCTL_PATH_PF_THRESHOLD_MAX);
795 RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX);
796 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), SCTPCTL_INCOMING_STREAMS_MIN, SCTPCTL_INCOMING_STREAMS_MAX);
797 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX);
798 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX);
799 /* EY */
800 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), SCTPCTL_NR_SACK_ON_OFF_MIN, SCTPCTL_NR_SACK_ON_OFF_MAX);
801 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX);
802 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX);
803 RANGECHK(SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), SCTPCTL_ASCONF_AUTH_NOCHK_MIN, SCTPCTL_ASCONF_AUTH_NOCHK_MAX);
804 RANGECHK(SCTP_BASE_SYSCTL(sctp_auth_disable), SCTPCTL_AUTH_DISABLE_MIN, SCTPCTL_AUTH_DISABLE_MAX);
805 RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX);
806 RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX);
807 RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX);
808 RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX);
809 RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX);
810 RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX);
811 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_data_order), SCTPCTL_STRICT_DATA_ORDER_MIN, SCTPCTL_STRICT_DATA_ORDER_MAX);
812 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX);
813 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX);
814 RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX);
815 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX);
816 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_ss_module), SCTPCTL_DEFAULT_SS_MODULE_MIN, SCTPCTL_DEFAULT_SS_MODULE_MAX);
817 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX);
818 RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX);
819 RANGECHK(SCTP_BASE_SYSCTL(sctp_buffer_splitting), SCTPCTL_BUFFER_SPLITTING_MIN, SCTPCTL_BUFFER_SPLITTING_MAX);
820 RANGECHK(SCTP_BASE_SYSCTL(sctp_initial_cwnd), SCTPCTL_INITIAL_CWND_MIN, SCTPCTL_INITIAL_CWND_MAX);
821 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_bw), SCTPCTL_RTTVAR_BW_MIN, SCTPCTL_RTTVAR_BW_MAX);
822 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_rtt), SCTPCTL_RTTVAR_RTT_MIN, SCTPCTL_RTTVAR_RTT_MAX);
823 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_eqret), SCTPCTL_RTTVAR_EQRET_MIN, SCTPCTL_RTTVAR_EQRET_MAX);
824 RANGECHK(SCTP_BASE_SYSCTL(sctp_steady_step), SCTPCTL_RTTVAR_STEADYS_MIN, SCTPCTL_RTTVAR_STEADYS_MAX);
825 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), SCTPCTL_RTTVAR_DCCCECN_MIN, SCTPCTL_RTTVAR_DCCCECN_MAX);
826 #if defined(__FreeBSD__)
827 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX);
828 #elif defined(SCTP_APPLE_MOBILITY_BASE)
829 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX);
830 #endif
831 #if defined(__FreeBSD__)
832 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX);
833 #elif defined(__FreeBSD__) || defined(SCTP_APPLE_MOBILITY_FASTHANDOFF)
834 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX);
835 #endif
836 RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX);
837 RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_INITS_MIN, SCTPCTL_NAT_FRIENDLY_INITS_MAX);
838 RANGECHK(SCTP_BASE_SYSCTL(sctp_blackhole), SCTPCTL_BLACKHOLE_MIN, SCTPCTL_BLACKHOLE_MAX);
840 #ifdef SCTP_DEBUG
841 RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX);
842 #endif
843 #if defined(__APPLE__)
844 RANGECHK(SCTP_BASE_SYSCTL(sctp_main_timer), SCTPCTL_MAIN_TIMER_MIN, SCTPCTL_MAIN_TIMER_MAX);
845 RANGECHK(SCTP_BASE_SYSCTL(sctp_addr_watchdog_limit), SCTPCTL_ADDR_WATCHDOG_LIMIT_MIN, SCTPCTL_ADDR_WATCHDOG_LIMIT_MAX);
846 RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_watchdog_limit), SCTPCTL_VTAG_WATCHDOG_LIMIT_MIN, SCTPCTL_VTAG_WATCHDOG_LIMIT_MAX);
847 #endif
848 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
849 RANGECHK(SCTP_BASE_SYSCTL(sctp_output_unlocked), SCTPCTL_OUTPUT_UNLOCKED_MIN, SCTPCTL_OUTPUT_UNLOCKED_MAX);
850 #endif
851 }
852 return (error);
853 }
855 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT)
856 static int
857 sysctl_stat_get(SYSCTL_HANDLER_ARGS)
858 {
859 int cpu, error;
860 struct sctpstat sb, *sarry, *cpin = NULL;
862 if ((req->newptr) && (req->newlen == sizeof(struct sctpstat))) {
863 /* User wants us to clear or at least
864 * reset the counters to the specified values.
865 */
866 cpin = (struct sctpstat *)req->newptr;
867 } else if (req->newptr) {
868 /* Must be a stat structure */
869 return (EINVAL);
870 }
871 memset(&sb, 0, sizeof(sb));
872 for (cpu = 0; cpu < mp_maxid; cpu++) {
873 sarry = &SCTP_BASE_STATS[cpu];
874 if (sarry->sctps_discontinuitytime.tv_sec > sb.sctps_discontinuitytime.tv_sec) {
875 sb.sctps_discontinuitytime.tv_sec = sarry->sctps_discontinuitytime.tv_sec;
876 sb.sctps_discontinuitytime.tv_usec = sarry->sctps_discontinuitytime.tv_usec;
877 }
878 sb.sctps_currestab += sarry->sctps_currestab;
879 sb.sctps_activeestab += sarry->sctps_activeestab;
880 sb.sctps_restartestab += sarry->sctps_restartestab;
881 sb.sctps_collisionestab += sarry->sctps_collisionestab;
882 sb.sctps_passiveestab += sarry->sctps_passiveestab;
883 sb.sctps_aborted += sarry->sctps_aborted;
884 sb.sctps_shutdown += sarry->sctps_shutdown;
885 sb.sctps_outoftheblue += sarry->sctps_outoftheblue;
886 sb.sctps_checksumerrors += sarry->sctps_checksumerrors;
887 sb.sctps_outcontrolchunks += sarry->sctps_outcontrolchunks;
888 sb.sctps_outorderchunks += sarry->sctps_outorderchunks;
889 sb.sctps_outunorderchunks += sarry->sctps_outunorderchunks;
890 sb.sctps_incontrolchunks += sarry->sctps_incontrolchunks;
891 sb.sctps_inorderchunks += sarry->sctps_inorderchunks;
892 sb.sctps_inunorderchunks += sarry->sctps_inunorderchunks;
893 sb.sctps_fragusrmsgs += sarry->sctps_fragusrmsgs;
894 sb.sctps_reasmusrmsgs += sarry->sctps_reasmusrmsgs;
895 sb.sctps_outpackets += sarry->sctps_outpackets;
896 sb.sctps_inpackets += sarry->sctps_inpackets;
897 sb.sctps_recvpackets += sarry->sctps_recvpackets;
898 sb.sctps_recvdatagrams += sarry->sctps_recvdatagrams;
899 sb.sctps_recvpktwithdata += sarry->sctps_recvpktwithdata;
900 sb.sctps_recvsacks += sarry->sctps_recvsacks;
901 sb.sctps_recvdata += sarry->sctps_recvdata;
902 sb.sctps_recvdupdata += sarry->sctps_recvdupdata;
903 sb.sctps_recvheartbeat += sarry->sctps_recvheartbeat;
904 sb.sctps_recvheartbeatack += sarry->sctps_recvheartbeatack;
905 sb.sctps_recvecne += sarry->sctps_recvecne;
906 sb.sctps_recvauth += sarry->sctps_recvauth;
907 sb.sctps_recvauthmissing += sarry->sctps_recvauthmissing;
908 sb.sctps_recvivalhmacid += sarry->sctps_recvivalhmacid;
909 sb.sctps_recvivalkeyid += sarry->sctps_recvivalkeyid;
910 sb.sctps_recvauthfailed += sarry->sctps_recvauthfailed;
911 sb.sctps_recvexpress += sarry->sctps_recvexpress;
912 sb.sctps_recvexpressm += sarry->sctps_recvexpressm;
913 sb.sctps_recvnocrc += sarry->sctps_recvnocrc;
914 sb.sctps_recvswcrc += sarry->sctps_recvswcrc;
915 sb.sctps_recvhwcrc += sarry->sctps_recvhwcrc;
916 sb.sctps_sendpackets += sarry->sctps_sendpackets;
917 sb.sctps_sendsacks += sarry->sctps_sendsacks;
918 sb.sctps_senddata += sarry->sctps_senddata;
919 sb.sctps_sendretransdata += sarry->sctps_sendretransdata;
920 sb.sctps_sendfastretrans += sarry->sctps_sendfastretrans;
921 sb.sctps_sendmultfastretrans += sarry->sctps_sendmultfastretrans;
922 sb.sctps_sendheartbeat += sarry->sctps_sendheartbeat;
923 sb.sctps_sendecne += sarry->sctps_sendecne;
924 sb.sctps_sendauth += sarry->sctps_sendauth;
925 sb.sctps_senderrors += sarry->sctps_senderrors;
926 sb.sctps_sendnocrc += sarry->sctps_sendnocrc;
927 sb.sctps_sendswcrc += sarry->sctps_sendswcrc;
928 sb.sctps_sendhwcrc += sarry->sctps_sendhwcrc;
929 sb.sctps_pdrpfmbox += sarry->sctps_pdrpfmbox;
930 sb.sctps_pdrpfehos += sarry->sctps_pdrpfehos;
931 sb.sctps_pdrpmbda += sarry->sctps_pdrpmbda;
932 sb.sctps_pdrpmbct += sarry->sctps_pdrpmbct;
933 sb.sctps_pdrpbwrpt += sarry->sctps_pdrpbwrpt;
934 sb.sctps_pdrpcrupt += sarry->sctps_pdrpcrupt;
935 sb.sctps_pdrpnedat += sarry->sctps_pdrpnedat;
936 sb.sctps_pdrppdbrk += sarry->sctps_pdrppdbrk;
937 sb.sctps_pdrptsnnf += sarry->sctps_pdrptsnnf;
938 sb.sctps_pdrpdnfnd += sarry->sctps_pdrpdnfnd;
939 sb.sctps_pdrpdiwnp += sarry->sctps_pdrpdiwnp;
940 sb.sctps_pdrpdizrw += sarry->sctps_pdrpdizrw;
941 sb.sctps_pdrpbadd += sarry->sctps_pdrpbadd;
942 sb.sctps_pdrpmark += sarry->sctps_pdrpmark;
943 sb.sctps_timoiterator += sarry->sctps_timoiterator;
944 sb.sctps_timodata += sarry->sctps_timodata;
945 sb.sctps_timowindowprobe += sarry->sctps_timowindowprobe;
946 sb.sctps_timoinit += sarry->sctps_timoinit;
947 sb.sctps_timosack += sarry->sctps_timosack;
948 sb.sctps_timoshutdown += sarry->sctps_timoshutdown;
949 sb.sctps_timoheartbeat += sarry->sctps_timoheartbeat;
950 sb.sctps_timocookie += sarry->sctps_timocookie;
951 sb.sctps_timosecret += sarry->sctps_timosecret;
952 sb.sctps_timopathmtu += sarry->sctps_timopathmtu;
953 sb.sctps_timoshutdownack += sarry->sctps_timoshutdownack;
954 sb.sctps_timoshutdownguard += sarry->sctps_timoshutdownguard;
955 sb.sctps_timostrmrst += sarry->sctps_timostrmrst;
956 sb.sctps_timoearlyfr += sarry->sctps_timoearlyfr;
957 sb.sctps_timoasconf += sarry->sctps_timoasconf;
958 sb.sctps_timodelprim += sarry->sctps_timodelprim;
959 sb.sctps_timoautoclose += sarry->sctps_timoautoclose;
960 sb.sctps_timoassockill += sarry->sctps_timoassockill;
961 sb.sctps_timoinpkill += sarry->sctps_timoinpkill;
962 sb.sctps_hdrops += sarry->sctps_hdrops;
963 sb.sctps_badsum += sarry->sctps_badsum;
964 sb.sctps_noport += sarry->sctps_noport;
965 sb.sctps_badvtag += sarry->sctps_badvtag;
966 sb.sctps_badsid += sarry->sctps_badsid;
967 sb.sctps_nomem += sarry->sctps_nomem;
968 sb.sctps_fastretransinrtt += sarry->sctps_fastretransinrtt;
969 sb.sctps_markedretrans += sarry->sctps_markedretrans;
970 sb.sctps_naglesent += sarry->sctps_naglesent;
971 sb.sctps_naglequeued += sarry->sctps_naglequeued;
972 sb.sctps_maxburstqueued += sarry->sctps_maxburstqueued;
973 sb.sctps_ifnomemqueued += sarry->sctps_ifnomemqueued;
974 sb.sctps_windowprobed += sarry->sctps_windowprobed;
975 sb.sctps_lowlevelerr += sarry->sctps_lowlevelerr;
976 sb.sctps_lowlevelerrusr += sarry->sctps_lowlevelerrusr;
977 sb.sctps_datadropchklmt += sarry->sctps_datadropchklmt;
978 sb.sctps_datadroprwnd += sarry->sctps_datadroprwnd;
979 sb.sctps_ecnereducedcwnd += sarry->sctps_ecnereducedcwnd;
980 sb.sctps_vtagexpress += sarry->sctps_vtagexpress;
981 sb.sctps_vtagbogus += sarry->sctps_vtagbogus;
982 sb.sctps_primary_randry += sarry->sctps_primary_randry;
983 sb.sctps_cmt_randry += sarry->sctps_cmt_randry;
984 sb.sctps_slowpath_sack += sarry->sctps_slowpath_sack;
985 sb.sctps_wu_sacks_sent += sarry->sctps_wu_sacks_sent;
986 sb.sctps_sends_with_flags += sarry->sctps_sends_with_flags;
987 sb.sctps_sends_with_unord += sarry->sctps_sends_with_unord;
988 sb.sctps_sends_with_eof += sarry->sctps_sends_with_eof;
989 sb.sctps_sends_with_abort += sarry->sctps_sends_with_abort;
990 sb.sctps_protocol_drain_calls += sarry->sctps_protocol_drain_calls;
991 sb.sctps_protocol_drains_done += sarry->sctps_protocol_drains_done;
992 sb.sctps_read_peeks += sarry->sctps_read_peeks;
993 sb.sctps_cached_chk += sarry->sctps_cached_chk;
994 sb.sctps_cached_strmoq += sarry->sctps_cached_strmoq;
995 sb.sctps_left_abandon += sarry->sctps_left_abandon;
996 sb.sctps_send_burst_avoid += sarry->sctps_send_burst_avoid;
997 sb.sctps_send_cwnd_avoid += sarry->sctps_send_cwnd_avoid;
998 sb.sctps_fwdtsn_map_over += sarry->sctps_fwdtsn_map_over;
999 if (cpin) {
1000 memcpy(sarry, cpin, sizeof(struct sctpstat));
1001 }
1002 }
1003 error = SYSCTL_OUT(req, &sb, sizeof(sb));
1004 return (error);
1005 }
1006 #endif
1008 #if defined(SCTP_LOCAL_TRACE_BUF)
1009 #if defined(__APPLE__)
1010 static int
1011 sysctl_sctp_cleartrace SYSCTL_HANDLER_ARGS
1012 {
1013 #pragma unused(arg1, arg2, req, oidp)
1014 #else
1015 static int
1016 sysctl_sctp_cleartrace(SYSCTL_HANDLER_ARGS)
1017 {
1018 #endif
1019 int error = 0;
1020 #if defined(__Windows__)
1021 int value = 0;
1023 if (req->new_data == NULL) {
1024 return (error);
1025 }
1026 error = SYSCTL_IN(req, &value, sizeof(int));
1027 if (error == 0 && value != 0 && SCTP_BASE_SYSCTL(sctp_log) != NULL) {
1028 memset(SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
1029 }
1030 #else
1032 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log));
1033 #endif
1034 return (error);
1035 }
1036 #endif
1039 #if defined(__APPLE__) || defined(__FreeBSD__)
1040 #if defined(__APPLE__)
1041 #define CTLTYPE_UINT CTLTYPE_INT
1042 #define SYSCTL_VNET_PROC(parent, nbr, name, access, ptr, arg, handler, fmt, descr) \
1043 SYSCTL_PROC(parent, nbr, name, access, ptr, arg, handler, fmt, descr)
1044 #define SYSCTL_VNET_STRUCT(parent, nbr, name, access, ptr, type, descr) \
1045 SYSCTL_STRUCT(parent, nbr, name, access, ptr, type, descr)
1046 #endif
1047 /*
1048 * sysctl definitions
1049 */
1051 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sendspace, CTLTYPE_UINT|CTLFLAG_RW,
1052 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check, "IU",
1053 SCTPCTL_MAXDGRAM_DESC);
1055 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, recvspace, CTLTYPE_UINT|CTLFLAG_RW,
1056 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check, "IU",
1057 SCTPCTL_RECVSPACE_DESC);
1059 #if defined(__FreeBSD__)
1060 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_UINT|CTLFLAG_RW,
1061 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU",
1062 SCTPCTL_AUTOASCONF_DESC);
1063 #elif defined(SCTP_APPLE_AUTO_ASCONF)
1064 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_UINT|CTLFLAG_RW,
1065 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU",
1066 SCTPCTL_AUTOASCONF_DESC);
1067 #endif
1069 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, ecn_enable, CTLTYPE_UINT|CTLFLAG_RW,
1070 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check, "IU",
1071 SCTPCTL_ECN_ENABLE_DESC);
1073 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, strict_sacks, CTLTYPE_UINT|CTLFLAG_RW,
1074 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check, "IU",
1075 SCTPCTL_STRICT_SACKS_DESC);
1077 #if !(defined(__FreeBSD__) && __FreeBSD_version >= 800000)
1078 #if !defined(SCTP_WITH_NO_CSUM)
1079 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, loopback_nocsum, CTLTYPE_UINT|CTLFLAG_RW,
1080 &SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), 0, sysctl_sctp_check, "IU",
1081 SCTPCTL_LOOPBACK_NOCSUM_DESC);
1082 #endif
1083 #endif
1085 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, peer_chkoh, CTLTYPE_UINT|CTLFLAG_RW,
1086 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check, "IU",
1087 SCTPCTL_PEER_CHKOH_DESC);
1089 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, maxburst, CTLTYPE_UINT|CTLFLAG_RW,
1090 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check, "IU",
1091 SCTPCTL_MAXBURST_DESC);
1093 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, fr_maxburst, CTLTYPE_UINT|CTLFLAG_RW,
1094 &SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), 0, sysctl_sctp_check, "IU",
1095 SCTPCTL_FRMAXBURST_DESC);
1097 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, maxchunks, CTLTYPE_UINT|CTLFLAG_RW,
1098 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check, "IU",
1099 SCTPCTL_MAXCHUNKS_DESC);
1101 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, tcbhashsize, CTLTYPE_UINT|CTLFLAG_RW,
1102 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check, "IU",
1103 SCTPCTL_TCBHASHSIZE_DESC);
1105 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, pcbhashsize, CTLTYPE_UINT|CTLFLAG_RW,
1106 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check, "IU",
1107 SCTPCTL_PCBHASHSIZE_DESC);
1109 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, min_split_point, CTLTYPE_UINT|CTLFLAG_RW,
1110 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check, "IU",
1111 SCTPCTL_MIN_SPLIT_POINT_DESC);
1113 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, chunkscale, CTLTYPE_UINT|CTLFLAG_RW,
1114 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check, "IU",
1115 SCTPCTL_CHUNKSCALE_DESC);
1117 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, delayed_sack_time, CTLTYPE_UINT|CTLFLAG_RW,
1118 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check, "IU",
1119 SCTPCTL_DELAYED_SACK_TIME_DESC);
1121 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sack_freq, CTLTYPE_UINT|CTLFLAG_RW,
1122 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check, "IU",
1123 SCTPCTL_SACK_FREQ_DESC);
1125 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sys_resource, CTLTYPE_UINT|CTLFLAG_RW,
1126 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check, "IU",
1127 SCTPCTL_SYS_RESOURCE_DESC);
1129 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, asoc_resource, CTLTYPE_UINT|CTLFLAG_RW,
1130 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check, "IU",
1131 SCTPCTL_ASOC_RESOURCE_DESC);
1133 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, heartbeat_interval, CTLTYPE_UINT|CTLFLAG_RW,
1134 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check, "IU",
1135 SCTPCTL_HEARTBEAT_INTERVAL_DESC);
1137 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, pmtu_raise_time, CTLTYPE_UINT|CTLFLAG_RW,
1138 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check, "IU",
1139 SCTPCTL_PMTU_RAISE_TIME_DESC);
1141 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, shutdown_guard_time, CTLTYPE_UINT|CTLFLAG_RW,
1142 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check, "IU",
1143 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC);
1145 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, secret_lifetime, CTLTYPE_UINT|CTLFLAG_RW,
1146 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check, "IU",
1147 SCTPCTL_SECRET_LIFETIME_DESC);
1149 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_max, CTLTYPE_UINT|CTLFLAG_RW,
1150 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check, "IU",
1151 SCTPCTL_RTO_MAX_DESC);
1153 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_min, CTLTYPE_UINT|CTLFLAG_RW,
1154 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check, "IU",
1155 SCTPCTL_RTO_MIN_DESC);
1157 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_initial, CTLTYPE_UINT|CTLFLAG_RW,
1158 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check, "IU",
1159 SCTPCTL_RTO_INITIAL_DESC);
1161 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, init_rto_max, CTLTYPE_UINT|CTLFLAG_RW,
1162 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check, "IU",
1163 SCTPCTL_INIT_RTO_MAX_DESC);
1165 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, valid_cookie_life, CTLTYPE_UINT|CTLFLAG_RW,
1166 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check, "IU",
1167 SCTPCTL_VALID_COOKIE_LIFE_DESC);
1169 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, init_rtx_max, CTLTYPE_UINT|CTLFLAG_RW,
1170 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check, "IU",
1171 SCTPCTL_INIT_RTX_MAX_DESC);
1173 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, assoc_rtx_max, CTLTYPE_UINT|CTLFLAG_RW,
1174 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check, "IU",
1175 SCTPCTL_ASSOC_RTX_MAX_DESC);
1177 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, path_rtx_max, CTLTYPE_UINT|CTLFLAG_RW,
1178 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check, "IU",
1179 SCTPCTL_PATH_RTX_MAX_DESC);
1181 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, path_pf_threshold, CTLTYPE_UINT|CTLFLAG_RW,
1182 &SCTP_BASE_SYSCTL(sctp_path_pf_threshold), 0, sysctl_sctp_check, "IU",
1183 SCTPCTL_PATH_PF_THRESHOLD_DESC);
1185 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, add_more_on_output, CTLTYPE_UINT|CTLFLAG_RW,
1186 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check, "IU",
1187 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC);
1189 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, incoming_streams, CTLTYPE_UINT|CTLFLAG_RW,
1190 &SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), 0, sysctl_sctp_check, "IU",
1191 SCTPCTL_INCOMING_STREAMS_DESC);
1193 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, outgoing_streams, CTLTYPE_UINT|CTLFLAG_RW,
1194 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check, "IU",
1195 SCTPCTL_OUTGOING_STREAMS_DESC);
1197 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cmt_on_off, CTLTYPE_UINT|CTLFLAG_RW,
1198 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check, "IU",
1199 SCTPCTL_CMT_ON_OFF_DESC);
1201 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nr_sack_on_off, CTLTYPE_UINT | CTLFLAG_RW,
1202 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check, "IU",
1203 SCTPCTL_NR_SACK_ON_OFF_DESC);
1205 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cmt_use_dac, CTLTYPE_UINT|CTLFLAG_RW,
1206 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check, "IU",
1207 SCTPCTL_CMT_USE_DAC_DESC);
1209 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cwnd_maxburst, CTLTYPE_UINT|CTLFLAG_RW,
1210 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check, "IU",
1211 SCTPCTL_CWND_MAXBURST_DESC);
1213 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, asconf_auth_nochk, CTLTYPE_UINT|CTLFLAG_RW,
1214 &SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), 0, sysctl_sctp_check, "IU",
1215 SCTPCTL_ASCONF_AUTH_NOCHK_DESC);
1217 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, auth_disable, CTLTYPE_UINT|CTLFLAG_RW,
1218 &SCTP_BASE_SYSCTL(sctp_auth_disable), 0, sysctl_sctp_check, "IU",
1219 SCTPCTL_AUTH_DISABLE_DESC);
1221 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nat_friendly, CTLTYPE_UINT|CTLFLAG_RW,
1222 &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sysctl_sctp_check, "IU",
1223 SCTPCTL_NAT_FRIENDLY_DESC);
1225 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, abc_l_var, CTLTYPE_UINT|CTLFLAG_RW,
1226 &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sysctl_sctp_check, "IU",
1227 SCTPCTL_ABC_L_VAR_DESC);
1229 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, max_chained_mbufs, CTLTYPE_UINT|CTLFLAG_RW,
1230 &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sysctl_sctp_check, "IU",
1231 SCTPCTL_MAX_CHAINED_MBUFS_DESC);
1233 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, do_sctp_drain, CTLTYPE_UINT|CTLFLAG_RW,
1234 &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sysctl_sctp_check, "IU",
1235 SCTPCTL_DO_SCTP_DRAIN_DESC);
1237 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, hb_max_burst, CTLTYPE_UINT|CTLFLAG_RW,
1238 &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sysctl_sctp_check, "IU",
1239 SCTPCTL_HB_MAX_BURST_DESC);
1241 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, abort_at_limit, CTLTYPE_UINT|CTLFLAG_RW,
1242 &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sysctl_sctp_check, "IU",
1243 SCTPCTL_ABORT_AT_LIMIT_DESC);
1245 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, strict_data_order, CTLTYPE_UINT|CTLFLAG_RW,
1246 &SCTP_BASE_SYSCTL(sctp_strict_data_order), 0, sysctl_sctp_check, "IU",
1247 SCTPCTL_STRICT_DATA_ORDER_DESC);
1249 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, min_residual, CTLTYPE_UINT|CTLFLAG_RW,
1250 &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sysctl_sctp_check, "IU",
1251 SCTPCTL_MIN_RESIDUAL_DESC);
1253 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, max_retran_chunk, CTLTYPE_UINT|CTLFLAG_RW,
1254 &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sysctl_sctp_check, "IU",
1255 SCTPCTL_MAX_RETRAN_CHUNK_DESC);
1257 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, log_level, CTLTYPE_UINT|CTLFLAG_RW,
1258 &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sysctl_sctp_check, "IU",
1259 SCTPCTL_LOGGING_LEVEL_DESC);
1261 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_cc_module, CTLTYPE_UINT|CTLFLAG_RW,
1262 &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sysctl_sctp_check, "IU",
1263 SCTPCTL_DEFAULT_CC_MODULE_DESC);
1265 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_ss_module, CTLTYPE_UINT|CTLFLAG_RW,
1266 &SCTP_BASE_SYSCTL(sctp_default_ss_module), 0, sysctl_sctp_check, "IU",
1267 SCTPCTL_DEFAULT_SS_MODULE_DESC);
1269 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_frag_interleave, CTLTYPE_UINT|CTLFLAG_RW,
1270 &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sysctl_sctp_check, "IU",
1271 SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC);
1273 #if defined(__FreeBSD__)
1274 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, mobility_base, CTLTYPE_UINT|CTLFLAG_RW,
1275 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check, "IU",
1276 SCTPCTL_MOBILITY_BASE_DESC);
1277 #elif defined(SCTP_APPLE_MOBILITY_BASE)
1278 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_base, CTLTYPE_UINT|CTLFLAG_RW,
1279 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check, "IU",
1280 SCTPCTL_MOBILITY_BASE_DESC);
1281 #endif
1283 #if defined(__FreeBSD__)
1284 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, mobility_fasthandoff, CTLTYPE_UINT|CTLFLAG_RW,
1285 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check, "IU",
1286 SCTPCTL_MOBILITY_FASTHANDOFF_DESC);
1287 #elif defined(SCTP_APPLE_MOBILITY_FASTHANDOFF)
1288 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_fasthandoff, CTLTYPE_UINT|CTLFLAG_RW,
1289 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check, "IU",
1290 SCTPCTL_MOBILITY_FASTHANDOFF_DESC);
1291 #endif
1293 #if defined(SCTP_LOCAL_TRACE_BUF)
1294 SYSCTL_VNET_STRUCT(_net_inet_sctp, OID_AUTO, log, CTLFLAG_RD,
1295 &SCTP_BASE_SYSCTL(sctp_log), sctp_log,
1296 "SCTP logging (struct sctp_log)");
1298 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, clear_trace, CTLTYPE_UINT | CTLFLAG_RW,
1299 &SCTP_BASE_SYSCTL(sctp_log), 0, sysctl_sctp_cleartrace, "IU",
1300 "Clear SCTP Logging buffer");
1301 #endif
1303 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLTYPE_UINT|CTLFLAG_RW,
1304 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check, "IU",
1305 SCTPCTL_UDP_TUNNELING_PORT_DESC);
1307 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, enable_sack_immediately, CTLTYPE_UINT|CTLFLAG_RW,
1308 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check, "IU",
1309 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC);
1311 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nat_friendly_init, CTLTYPE_UINT|CTLFLAG_RW,
1312 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check, "IU",
1313 SCTPCTL_NAT_FRIENDLY_INITS_DESC);
1315 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, vtag_time_wait, CTLTYPE_UINT|CTLFLAG_RW,
1316 &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sysctl_sctp_check, "IU",
1317 SCTPCTL_TIME_WAIT_DESC);
1319 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, buffer_splitting, CTLTYPE_UINT|CTLFLAG_RW,
1320 &SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sysctl_sctp_check, "IU",
1321 SCTPCTL_BUFFER_SPLITTING_DESC);
1323 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, initial_cwnd, CTLTYPE_UINT|CTLFLAG_RW,
1324 &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sysctl_sctp_check, "IU",
1325 SCTPCTL_INITIAL_CWND_DESC);
1327 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_bw, CTLTYPE_UINT|CTLFLAG_RW,
1328 &SCTP_BASE_SYSCTL(sctp_rttvar_bw), 0, sysctl_sctp_check, "IU",
1329 SCTPCTL_RTTVAR_BW_DESC);
1331 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_rtt, CTLTYPE_UINT|CTLFLAG_RW,
1332 &SCTP_BASE_SYSCTL(sctp_rttvar_rtt), 0, sysctl_sctp_check, "IU",
1333 SCTPCTL_RTTVAR_RTT_DESC);
1335 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_eqret, CTLTYPE_UINT|CTLFLAG_RW,
1336 &SCTP_BASE_SYSCTL(sctp_rttvar_eqret), 0, sysctl_sctp_check, "IU",
1337 SCTPCTL_RTTVAR_EQRET_DESC);
1339 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_steady_step, CTLTYPE_UINT|CTLFLAG_RW,
1340 &SCTP_BASE_SYSCTL(sctp_steady_step), 0, sysctl_sctp_check, "IU",
1341 SCTPCTL_RTTVAR_STEADYS_DESC);
1343 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, use_dcccecn, CTLTYPE_UINT|CTLFLAG_RW,
1344 &SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), 0, sysctl_sctp_check, "IU",
1345 SCTPCTL_RTTVAR_DCCCECN_DESC);
1347 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, blackhole, CTLTYPE_UINT|CTLFLAG_RW,
1348 &SCTP_BASE_SYSCTL(sctp_blackhole), 0, sysctl_sctp_check, "IU",
1349 SCTPCTL_BLACKHOLE_DESC);
1351 #ifdef SCTP_DEBUG
1352 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_UINT|CTLFLAG_RW,
1353 &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU",
1354 SCTPCTL_DEBUG_DESC);
1355 #endif
1357 #if defined(__APPLE__)
1358 SYSCTL_INT(_net_inet_sctp, OID_AUTO, main_timer, CTLFLAG_RW,
1359 &SCTP_BASE_SYSCTL(sctp_main_timer), 0, "Main timer interval in ms");
1361 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ignore_vmware_interfaces, CTLTYPE_UINT|CTLFLAG_RW,
1362 &SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces), 0, sysctl_sctp_vmware_interfaces_check, "IU",
1363 SCTPCTL_IGNORE_VMWARE_INTERFACES_DESC);
1365 SYSCTL_INT(_net_inet_sctp, OID_AUTO, addr_watchdog_limit, CTLFLAG_RW,
1366 &SCTP_BASE_SYSCTL(sctp_addr_watchdog_limit), 0, "Addr watchdog intervall");
1368 SYSCTL_INT(_net_inet_sctp, OID_AUTO, vtag_watchdog_limit, CTLFLAG_RW,
1369 &SCTP_BASE_SYSCTL(sctp_vtag_watchdog_limit), 0, "Vtag watchdog intervall");
1370 #endif
1372 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
1373 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, output_unlocked, CTLTYPE_UINT|CTLFLAG_RW,
1374 &SCTP_BASE_SYSCTL(sctp_output_unlocked), 0, sysctl_sctp_check, "IU",
1375 SCTPCTL_OUTPUT_UNLOCKED_DESC);
1376 #endif
1378 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT)
1379 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, stats,
1380 CTLTYPE_STRUCT|CTLFLAG_RW,
1381 0, 0, sysctl_stat_get, "S,sctpstat",
1382 "SCTP statistics (struct sctp_stat)");
1383 #else
1384 SYSCTL_VNET_STRUCT(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_RW,
1385 &SCTP_BASE_STATS_SYSCTL, sctpstat,
1386 "SCTP statistics (struct sctp_stat)");
1387 #endif
1389 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLTYPE_OPAQUE | CTLFLAG_RD,
1390 0, 0, sctp_assoclist,
1391 "S,xassoc", "List of active SCTP associations");
1393 #elif defined(__Windows__)
1394 void sysctl_setup_sctp(void)
1395 {
1396 sysctl_add_oid(&sysctl_oid_top, "sendspace", CTLTYPE_INT|CTLFLAG_RW,
1397 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check,
1398 SCTPCTL_MAXDGRAM_DESC);
1400 sysctl_add_oid(&sysctl_oid_top, "recvspace", CTLTYPE_INT|CTLFLAG_RW,
1401 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check,
1402 SCTPCTL_RECVSPACE_DESC);
1404 sysctl_add_oid(&sysctl_oid_top, "auto_asconf", CTLTYPE_INT|CTLFLAG_RW,
1405 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check,
1406 SCTPCTL_AUTOASCONF_DESC);
1408 sysctl_add_oid(&sysctl_oid_top, "ecn_enable", CTLTYPE_INT|CTLFLAG_RW,
1409 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check,
1410 SCTPCTL_ECN_ENABLE_DESC);
1412 sysctl_add_oid(&sysctl_oid_top, "strict_sacks", CTLTYPE_INT|CTLFLAG_RW,
1413 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check,
1414 SCTPCTL_STRICT_SACKS_DESC);
1416 #if !(defined(__FreeBSD__) && __FreeBSD_version >= 800000)
1417 #if !defined(SCTP_WITH_NO_CSUM)
1418 sysctl_add_oid(&sysctl_oid_top, "loopback_nocsum", CTLTYPE_INT|CTLFLAG_RW,
1419 &SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), 0, sysctl_sctp_check,
1420 SCTPCTL_LOOPBACK_NOCSUM_DESC);
1421 #endif
1422 #endif
1424 sysctl_add_oid(&sysctl_oid_top, "peer_chkoh", CTLTYPE_INT|CTLFLAG_RW,
1425 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check,
1426 SCTPCTL_PEER_CHKOH_DESC);
1428 sysctl_add_oid(&sysctl_oid_top, "maxburst", CTLTYPE_INT|CTLFLAG_RW,
1429 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check,
1430 SCTPCTL_MAXBURST_DESC);
1432 sysctl_add_oid(&sysctl_oid_top, "fr_maxburst", CTLTYPE_INT|CTLFLAG_RW,
1433 &SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), 0, sysctl_sctp_check,
1434 SCTPCTL_FRMAXBURST_DESC);
1436 sysctl_add_oid(&sysctl_oid_top, "maxchunks", CTLTYPE_INT|CTLFLAG_RW,
1437 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check,
1438 SCTPCTL_MAXCHUNKS_DESC);
1440 sysctl_add_oid(&sysctl_oid_top, "tcbhashsize", CTLTYPE_INT|CTLFLAG_RW,
1441 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check,
1442 SCTPCTL_TCBHASHSIZE_DESC);
1444 sysctl_add_oid(&sysctl_oid_top, "pcbhashsize", CTLTYPE_INT|CTLFLAG_RW,
1445 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check,
1446 SCTPCTL_PCBHASHSIZE_DESC);
1448 sysctl_add_oid(&sysctl_oid_top, "min_split_point", CTLTYPE_INT|CTLFLAG_RW,
1449 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check,
1450 SCTPCTL_MIN_SPLIT_POINT_DESC);
1452 sysctl_add_oid(&sysctl_oid_top, "chunkscale", CTLTYPE_INT|CTLFLAG_RW,
1453 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check,
1454 SCTPCTL_CHUNKSCALE_DESC);
1456 sysctl_add_oid(&sysctl_oid_top, "delayed_sack_time", CTLTYPE_INT|CTLFLAG_RW,
1457 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check,
1458 SCTPCTL_DELAYED_SACK_TIME_DESC);
1460 sysctl_add_oid(&sysctl_oid_top, "sack_freq", CTLTYPE_INT|CTLFLAG_RW,
1461 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check,
1462 SCTPCTL_SACK_FREQ_DESC);
1464 sysctl_add_oid(&sysctl_oid_top, "sys_resource", CTLTYPE_INT|CTLFLAG_RW,
1465 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check,
1466 SCTPCTL_SYS_RESOURCE_DESC);
1468 sysctl_add_oid(&sysctl_oid_top, "asoc_resource", CTLTYPE_INT|CTLFLAG_RW,
1469 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check,
1470 SCTPCTL_ASOC_RESOURCE_DESC);
1472 sysctl_add_oid(&sysctl_oid_top, "heartbeat_interval", CTLTYPE_INT|CTLFLAG_RW,
1473 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check,
1474 SCTPCTL_HEARTBEAT_INTERVAL_DESC);
1476 sysctl_add_oid(&sysctl_oid_top, "pmtu_raise_time", CTLTYPE_INT|CTLFLAG_RW,
1477 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check,
1478 SCTPCTL_PMTU_RAISE_TIME_DESC);
1480 sysctl_add_oid(&sysctl_oid_top, "shutdown_guard_time", CTLTYPE_INT|CTLFLAG_RW,
1481 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check,
1482 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC);
1484 sysctl_add_oid(&sysctl_oid_top, "secret_lifetime", CTLTYPE_INT|CTLFLAG_RW,
1485 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check,
1486 SCTPCTL_SECRET_LIFETIME_DESC);
1488 sysctl_add_oid(&sysctl_oid_top, "rto_max", CTLTYPE_INT|CTLFLAG_RW,
1489 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check,
1490 SCTPCTL_RTO_MAX_DESC);
1492 sysctl_add_oid(&sysctl_oid_top, "rto_min", CTLTYPE_INT|CTLFLAG_RW,
1493 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check,
1494 SCTPCTL_RTO_MIN_DESC);
1496 sysctl_add_oid(&sysctl_oid_top, "rto_initial", CTLTYPE_INT|CTLFLAG_RW,
1497 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check,
1498 SCTPCTL_RTO_INITIAL_DESC);
1500 sysctl_add_oid(&sysctl_oid_top, "init_rto_max", CTLTYPE_INT|CTLFLAG_RW,
1501 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check,
1502 SCTPCTL_INIT_RTO_MAX_DESC);
1504 sysctl_add_oid(&sysctl_oid_top, "valid_cookie_life", CTLTYPE_INT|CTLFLAG_RW,
1505 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check,
1506 SCTPCTL_VALID_COOKIE_LIFE_DESC);
1508 sysctl_add_oid(&sysctl_oid_top, "init_rtx_max", CTLTYPE_INT|CTLFLAG_RW,
1509 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check,
1510 SCTPCTL_INIT_RTX_MAX_DESC);
1512 sysctl_add_oid(&sysctl_oid_top, "assoc_rtx_max", CTLTYPE_INT|CTLFLAG_RW,
1513 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check,
1514 SCTPCTL_ASSOC_RTX_MAX_DESC);
1516 sysctl_add_oid(&sysctl_oid_top, "path_rtx_max", CTLTYPE_INT|CTLFLAG_RW,
1517 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check,
1518 SCTPCTL_PATH_RTX_MAX_DESC);
1520 sysctl_add_oid(&sysctl_oid_top, "path_pf_threshold", CTLTYPE_INT|CTLFLAG_RW,
1521 &SCTP_BASE_SYSCTL(sctp_path_pf_threshold), 0, sysctl_sctp_check,
1522 SCTPCTL_PATH_PF_THRESHOLD_DESC);
1524 sysctl_add_oid(&sysctl_oid_top, "add_more_on_output", CTLTYPE_INT|CTLFLAG_RW,
1525 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check,
1526 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC);
1528 sysctl_add_oid(&sysctl_oid_top, "incoming_streams", CTLTYPE_INT|CTLFLAG_RW,
1529 &SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), 0, sysctl_sctp_check,
1530 SCTPCTL_INCOMING_STREAMS_DESC);
1532 sysctl_add_oid(&sysctl_oid_top, "outgoing_streams", CTLTYPE_INT|CTLFLAG_RW,
1533 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check,
1534 SCTPCTL_OUTGOING_STREAMS_DESC);
1536 sysctl_add_oid(&sysctl_oid_top, "cmt_on_off", CTLTYPE_INT|CTLFLAG_RW,
1537 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check,
1538 SCTPCTL_CMT_ON_OFF_DESC);
1540 /* EY */
1541 sysctl_add_oid(&sysctl_oid_top, "nr_sack_on_off", CTLTYPE_INT|CTLFLAG_RW,
1542 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check,
1543 SCTPCTL_NR_SACK_ON_OFF_DESC);
1545 sysctl_add_oid(&sysctl_oid_top, "cmt_use_dac", CTLTYPE_INT|CTLFLAG_RW,
1546 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check,
1547 SCTPCTL_CMT_USE_DAC_DESC);
1549 sysctl_add_oid(&sysctl_oid_top, "cwnd_maxburst", CTLTYPE_INT|CTLFLAG_RW,
1550 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check,
1551 SCTPCTL_CWND_MAXBURST_DESC);
1553 sysctl_add_oid(&sysctl_oid_top, "asconf_auth_nochk", CTLTYPE_INT|CTLFLAG_RW,
1554 &SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), 0, sysctl_sctp_check,
1555 SCTPCTL_ASCONF_AUTH_NOCHK_DESC);
1557 sysctl_add_oid(&sysctl_oid_top, "auth_disable", CTLTYPE_INT|CTLFLAG_RW,
1558 &SCTP_BASE_SYSCTL(sctp_auth_disable), 0, sysctl_sctp_check,
1559 SCTPCTL_AUTH_DISABLE_DESC);
1561 sysctl_add_oid(&sysctl_oid_top, "nat_friendly", CTLTYPE_INT|CTLFLAG_RW,
1562 &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sysctl_sctp_check,
1563 SCTPCTL_NAT_FRIENDLY_DESC);
1565 sysctl_add_oid(&sysctl_oid_top, "abc_l_var", CTLTYPE_INT|CTLFLAG_RW,
1566 &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sysctl_sctp_check,
1567 SCTPCTL_ABC_L_VAR_DESC);
1569 sysctl_add_oid(&sysctl_oid_top, "max_chained_mbufs", CTLTYPE_INT|CTLFLAG_RW,
1570 &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sysctl_sctp_check,
1571 SCTPCTL_MAX_CHAINED_MBUFS_DESC);
1573 sysctl_add_oid(&sysctl_oid_top, "do_sctp_drain", CTLTYPE_INT|CTLFLAG_RW,
1574 &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sysctl_sctp_check,
1575 SCTPCTL_DO_SCTP_DRAIN_DESC);
1577 sysctl_add_oid(&sysctl_oid_top, "hb_max_burst", CTLTYPE_INT|CTLFLAG_RW,
1578 &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sysctl_sctp_check,
1579 SCTPCTL_HB_MAX_BURST_DESC);
1581 sysctl_add_oid(&sysctl_oid_top, "abort_at_limit", CTLTYPE_INT|CTLFLAG_RW,
1582 &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sysctl_sctp_check,
1583 SCTPCTL_ABORT_AT_LIMIT_DESC);
1585 sysctl_add_oid(&sysctl_oid_top, "strict_data_order", CTLTYPE_INT|CTLFLAG_RW,
1586 &SCTP_BASE_SYSCTL(sctp_strict_data_order), 0, sysctl_sctp_check,
1587 SCTPCTL_STRICT_DATA_ORDER_DESC);
1589 sysctl_add_oid(&sysctl_oid_top, "min_residual", CTLTYPE_INT|CTLFLAG_RW,
1590 &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sysctl_sctp_check,
1591 SCTPCTL_MIN_RESIDUAL_DESC);
1593 sysctl_add_oid(&sysctl_oid_top, "max_retran_chunk", CTLTYPE_INT|CTLFLAG_RW,
1594 &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sysctl_sctp_check,
1595 SCTPCTL_MAX_RETRAN_CHUNK_DESC);
1597 sysctl_add_oid(&sysctl_oid_top, "log_level", CTLTYPE_INT|CTLFLAG_RW,
1598 &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sysctl_sctp_check,
1599 SCTPCTL_LOGGING_LEVEL_DESC);
1601 sysctl_add_oid(&sysctl_oid_top, "default_cc_module", CTLTYPE_INT|CTLFLAG_RW,
1602 &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sysctl_sctp_check,
1603 SCTPCTL_DEFAULT_CC_MODULE_DESC);
1605 sysctl_add_oid(&sysctl_oid_top, "default_ss_module", CTLTYPE_INT|CTLFLAG_RW,
1606 &SCTP_BASE_SYSCTL(sctp_default_ss_module), 0, sysctl_sctp_check,
1607 SCTPCTL_DEFAULT_SS_MODULE_DESC);
1609 sysctl_add_oid(&sysctl_oid_top, "default_frag_interleave", CTLTYPE_INT|CTLFLAG_RW,
1610 &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sysctl_sctp_check,
1611 SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC);
1613 sysctl_add_oid(&sysctl_oid_top, "mobility_base", CTLTYPE_INT|CTLFLAG_RW,
1614 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check,
1615 SCTPCTL_MOBILITY_BASE_DESC);
1617 sysctl_add_oid(&sysctl_oid_top, "mobility_fasthandoff", CTLTYPE_INT|CTLFLAG_RW,
1618 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check,
1619 SCTPCTL_MOBILITY_FASTHANDOFF_DESC);
1621 #if defined(SCTP_LOCAL_TRACE_BUF)
1622 sysctl_add_oid(&sysctl_oid_top, "sctp_log", CTLTYPE_STRUCT|CTLFLAG_RD,
1623 SCTP_BASE_SYSCTL(sctp_log), sizeof(struct sctp_log), NULL,
1624 "SCTP logging (struct sctp_log)");
1626 sysctl_add_oid(&sysctl_oid_top, "clear_trace", CTLTYPE_INT|CTLFLAG_WR,
1627 NULL, 0, sysctl_sctp_cleartrace,
1628 "Clear SCTP Logging buffer");
1629 #endif
1631 sysctl_add_oid(&sysctl_oid_top, "udp_tunneling_port", CTLTYPE_INT|CTLFLAG_RW,
1632 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check,
1633 SCTPCTL_UDP_TUNNELING_PORT_DESC);
1635 sysctl_add_oid(&sysctl_oid_top, "enable_sack_immediately", CTLTYPE_INT|CTLFLAG_RW,
1636 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check,
1637 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC);
1639 sysctl_add_oid(&sysctl_oid_top, "nat_friendly_init", CTLTYPE_INT|CTLFLAG_RW,
1640 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check,
1641 SCTPCTL_NAT_FRIENDLY_DESC);
1643 sysctl_add_oid(&sysctl_oid_top, "vtag_time_wait", CTLTYPE_INT|CTLFLAG_RW,
1644 &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sysctl_sctp_check,
1645 SCTPCTL_TIME_WAIT_DESC);
1647 sysctl_add_oid(&sysctl_oid_top, "buffer_splitting", CTLTYPE_INT|CTLFLAG_RW,
1648 &SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sysctl_sctp_check,
1649 SCTPCTL_BUFFER_SPLITTING_DESC);
1651 sysctl_add_oid(&sysctl_oid_top, "initial_cwnd", CTLTYPE_INT|CTLFLAG_RW,
1652 &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sysctl_sctp_check,
1653 SCTPCTL_INITIAL_CWND_DESC);
1655 sysctl_add_oid(&sysctl_oid_top, "rttvar_bw", CTLTYPE_INT|CTLFLAG_RW,
1656 &SCTP_BASE_SYSCTL(sctp_rttvar_bw), 0, sysctl_sctp_check,
1657 SCTPCTL_RTTVAR_BW_DESC);
1659 sysctl_add_oid(&sysctl_oid_top, "rttvar_rtt", CTLTYPE_INT|CTLFLAG_RW,
1660 &SCTP_BASE_SYSCTL(sctp_rttvar_rtt), 0, sysctl_sctp_check,
1661 SCTPCTL_RTTVAR_RTT_DESC);
1663 sysctl_add_oid(&sysctl_oid_top, "rttvar_eqret", CTLTYPE_INT|CTLFLAG_RW,
1664 &SCTP_BASE_SYSCTL(sctp_rttvar_eqret), 0, sysctl_sctp_check,
1665 SCTPCTL_RTTVAR_EQRET_DESC);
1667 sysctl_add_oid(&sysctl_oid_top, "rttvar_steady_step", CTLTYPE_INT|CTLFLAG_RW,
1668 &SCTP_BASE_SYSCTL(sctp_steady_step), 0, sysctl_sctp_check,
1669 SCTPCTL_RTTVAR_STEADYS_DESC);
1671 sysctl_add_oid(&sysctl_oid_top, "use_dcccecn", CTLTYPE_INT|CTLFLAG_RW,
1672 &SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), 0, sysctl_sctp_check,
1673 SCTPCTL_RTTVAR_DCCCECN_DESC);
1675 sysctl_add_oid(&sysctl_oid_top, "blackhole", CTLTYPE_INT|CTLFLAG_RW,
1676 &SCTP_BASE_SYSCTL(sctp_blackhole), 0, sysctl_sctp_check,
1677 SCTPCTL_BLACKHOLE_DESC);
1679 #ifdef SCTP_DEBUG
1680 sysctl_add_oid(&sysctl_oid_top, "debug", CTLTYPE_INT|CTLFLAG_RW,
1681 &SCTP_BASE_SYSCTL(sctp_debug_on), sizeof(SCTP_BASE_SYSCTL(sctp_debug_on)), NULL,
1682 SCTPCTL_DEBUG_DESC);
1683 #endif /* SCTP_DEBUG */
1685 sysctl_add_oid(&sysctl_oid_top, "stats", CTLTYPE_STRUCT|CTLFLAG_RW,
1686 &SCTP_BASE_STATS, sizeof(SCTP_BASE_STATS), NULL,
1687 "SCTP statistics (struct sctp_stat)");
1689 sysctl_add_oid(&sysctl_oid_top, "assoclist", CTLTYPE_STRUCT|CTLFLAG_RD,
1690 NULL, 0, sctp_assoclist,
1691 "List of active SCTP associations");
1692 }
1693 #endif
1694 #endif
