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 */ 32 33 #include <sys/cdefs.h> 34 __FBSDID("$FreeBSD$"); 35 36 #include <netinet/sctp_os.h> 37 #include <netinet/sctp.h> 38 #include <netinet/sctp_constants.h> 39 #include <netinet/sctp_sysctl.h> 40 #include <netinet/sctp_pcb.h> 41 #include <netinet/sctputil.h> 42 #include <netinet/sctp_output.h> 43 #include <sys/smp.h> 44 45 /* 46 * sysctl tunable variables 47 */ 48 49 void 50 sctp_init_sysctls() 51 { 52 SCTP_BASE_SYSCTL(sctp_sendspace) = SCTPCTL_MAXDGRAM_DEFAULT; 53 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTPCTL_RECVSPACE_DEFAULT; 54 SCTP_BASE_SYSCTL(sctp_auto_asconf) = SCTPCTL_AUTOASCONF_DEFAULT; 55 SCTP_BASE_SYSCTL(sctp_multiple_asconfs) = SCTPCTL_MULTIPLEASCONFS_DEFAULT; 56 SCTP_BASE_SYSCTL(sctp_ecn_enable) = SCTPCTL_ECN_ENABLE_DEFAULT; 57 SCTP_BASE_SYSCTL(sctp_strict_sacks) = SCTPCTL_STRICT_SACKS_DEFAULT; 58 SCTP_BASE_SYSCTL(sctp_peer_chunk_oh) = SCTPCTL_PEER_CHKOH_DEFAULT; 59 SCTP_BASE_SYSCTL(sctp_max_burst_default) = SCTPCTL_MAXBURST_DEFAULT; 60 SCTP_BASE_SYSCTL(sctp_fr_max_burst_default) = SCTPCTL_FRMAXBURST_DEFAULT; 61 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT; 62 SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT; 63 SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT; 64 SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT; 65 SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT; 66 SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT; 67 SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT; 68 SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT; 69 SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT; 70 SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT; 71 SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT; 72 SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT; 73 SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT; 74 SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT; 75 SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT; 76 SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT; 77 SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT; 78 SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT; 79 SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT; 80 SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT; 81 SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT; 82 SCTP_BASE_SYSCTL(sctp_path_pf_threshold) = SCTPCTL_PATH_PF_THRESHOLD_DEFAULT; 83 SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT; 84 SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default) = SCTPCTL_INCOMING_STREAMS_DEFAULT; 85 SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default) = SCTPCTL_OUTGOING_STREAMS_DEFAULT; 86 SCTP_BASE_SYSCTL(sctp_cmt_on_off) = SCTPCTL_CMT_ON_OFF_DEFAULT; 87 /* EY */ 88 SCTP_BASE_SYSCTL(sctp_nr_sack_on_off) = SCTPCTL_NR_SACK_ON_OFF_DEFAULT; 89 SCTP_BASE_SYSCTL(sctp_cmt_use_dac) = SCTPCTL_CMT_USE_DAC_DEFAULT; 90 SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT; 91 SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk) = SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT; 92 SCTP_BASE_SYSCTL(sctp_auth_disable) = SCTPCTL_AUTH_DISABLE_DEFAULT; 93 SCTP_BASE_SYSCTL(sctp_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT; 94 SCTP_BASE_SYSCTL(sctp_L2_abc_variable) = SCTPCTL_ABC_L_VAR_DEFAULT; 95 SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count) = SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT; 96 SCTP_BASE_SYSCTL(sctp_do_drain) = SCTPCTL_DO_SCTP_DRAIN_DEFAULT; 97 SCTP_BASE_SYSCTL(sctp_hb_maxburst) = SCTPCTL_HB_MAX_BURST_DEFAULT; 98 SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit) = SCTPCTL_ABORT_AT_LIMIT_DEFAULT; 99 SCTP_BASE_SYSCTL(sctp_strict_data_order) = SCTPCTL_STRICT_DATA_ORDER_DEFAULT; 100 SCTP_BASE_SYSCTL(sctp_min_residual) = SCTPCTL_MIN_RESIDUAL_DEFAULT; 101 SCTP_BASE_SYSCTL(sctp_max_retran_chunk) = SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT; 102 SCTP_BASE_SYSCTL(sctp_logging_level) = SCTPCTL_LOGGING_LEVEL_DEFAULT; 103 /* JRS - Variable for default congestion control module */ 104 SCTP_BASE_SYSCTL(sctp_default_cc_module) = SCTPCTL_DEFAULT_CC_MODULE_DEFAULT; 105 /* RS - Variable for default stream scheduling module */ 106 SCTP_BASE_SYSCTL(sctp_default_ss_module) = SCTPCTL_DEFAULT_SS_MODULE_DEFAULT; 107 SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT; 108 SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT; 109 SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT; 110 SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT; 111 SCTP_BASE_SYSCTL(sctp_buffer_splitting) = SCTPCTL_BUFFER_SPLITTING_DEFAULT; 112 SCTP_BASE_SYSCTL(sctp_initial_cwnd) = SCTPCTL_INITIAL_CWND_DEFAULT; 113 SCTP_BASE_SYSCTL(sctp_rttvar_bw) = SCTPCTL_RTTVAR_BW_DEFAULT; 114 SCTP_BASE_SYSCTL(sctp_rttvar_rtt) = SCTPCTL_RTTVAR_RTT_DEFAULT; 115 SCTP_BASE_SYSCTL(sctp_rttvar_eqret) = SCTPCTL_RTTVAR_EQRET_DEFAULT; 116 SCTP_BASE_SYSCTL(sctp_steady_step) = SCTPCTL_RTTVAR_STEADYS_DEFAULT; 117 SCTP_BASE_SYSCTL(sctp_use_dccc_ecn) = SCTPCTL_RTTVAR_DCCCECN_DEFAULT; 118 SCTP_BASE_SYSCTL(sctp_blackhole) = SCTPCTL_BLACKHOLE_DEFAULT; 119 120 #if defined(SCTP_LOCAL_TRACE_BUF) 121 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 122 #endif 123 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT; 124 SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT; 125 SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT; 126 #if defined(SCTP_DEBUG) 127 SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT; 128 #endif 129 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 130 SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT; 131 #endif 132 } 133 134 135 /* It returns an upper limit. No filtering is done here */ 136 static unsigned int 137 number_of_addresses(struct sctp_inpcb *inp) 138 { 139 unsigned int cnt; 140 struct sctp_vrf *vrf; 141 struct sctp_ifn *sctp_ifn; 142 struct sctp_ifa *sctp_ifa; 143 struct sctp_laddr *laddr; 144 145 cnt = 0; 146 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 147 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 148 return (0); 149 } 150 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 151 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 152 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 153 switch (sctp_ifa->address.sa.sa_family) { 154 #ifdef INET 155 case AF_INET: 156 #endif 157 #ifdef INET6 158 case AF_INET6: 159 #endif 160 cnt++; 161 break; 162 default: 163 break; 164 } 165 } 166 } 167 } else { 168 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 169 switch (laddr->ifa->address.sa.sa_family) { 170 #ifdef INET 171 case AF_INET: 172 #endif 173 #ifdef INET6 174 case AF_INET6: 175 #endif 176 cnt++; 177 break; 178 default: 179 break; 180 } 181 } 182 } 183 return (cnt); 184 } 185 186 static int 187 copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req) 188 { 189 struct sctp_ifn *sctp_ifn; 190 struct sctp_ifa *sctp_ifa; 191 int loopback_scope, ipv4_local_scope, local_scope, site_scope; 192 int ipv4_addr_legal, ipv6_addr_legal; 193 struct sctp_vrf *vrf; 194 struct xsctp_laddr xladdr; 195 struct sctp_laddr *laddr; 196 int error; 197 198 /* Turn on all the appropriate scope */ 199 if (stcb) { 200 /* use association specific values */ 201 loopback_scope = stcb->asoc.scope.loopback_scope; 202 ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope; 203 local_scope = stcb->asoc.scope.local_scope; 204 site_scope = stcb->asoc.scope.site_scope; 205 ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal; 206 ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal; 207 } else { 208 /* Use generic values for endpoints. */ 209 loopback_scope = 1; 210 ipv4_local_scope = 1; 211 local_scope = 1; 212 site_scope = 1; 213 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 214 ipv6_addr_legal = 1; 215 if (SCTP_IPV6_V6ONLY(inp)) { 216 ipv4_addr_legal = 0; 217 } else { 218 ipv4_addr_legal = 1; 219 } 220 } else { 221 ipv6_addr_legal = 0; 222 ipv4_addr_legal = 1; 223 } 224 } 225 226 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 227 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 228 SCTP_INP_RUNLOCK(inp); 229 SCTP_INP_INFO_RUNLOCK(); 230 return (-1); 231 } 232 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 233 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 234 if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) 235 /* Skip loopback if loopback_scope not set */ 236 continue; 237 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 238 if (stcb) { 239 /* 240 * ignore if blacklisted at 241 * association level 242 */ 243 if (sctp_is_addr_restricted(stcb, sctp_ifa)) 244 continue; 245 } 246 switch (sctp_ifa->address.sa.sa_family) { 247 #ifdef INET 248 case AF_INET: 249 if (ipv4_addr_legal) { 250 struct sockaddr_in *sin; 251 252 sin = (struct sockaddr_in *)&sctp_ifa->address.sa; 253 if (sin->sin_addr.s_addr == 0) 254 continue; 255 if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) 256 continue; 257 } else { 258 continue; 259 } 260 break; 261 #endif 262 #ifdef INET6 263 case AF_INET6: 264 if (ipv6_addr_legal) { 265 struct sockaddr_in6 *sin6; 266 267 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; 268 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) 269 continue; 270 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 271 if (local_scope == 0) 272 continue; 273 if (sin6->sin6_scope_id == 0) { 274 /* 275 * bad link 276 * local 277 * address 278 */ 279 if (sa6_recoverscope(sin6) != 0) 280 continue; 281 } 282 } 283 if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) 284 continue; 285 } else { 286 continue; 287 } 288 break; 289 #endif 290 default: 291 continue; 292 } 293 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 294 memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore)); 295 SCTP_INP_RUNLOCK(inp); 296 SCTP_INP_INFO_RUNLOCK(); 297 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 298 if (error) { 299 return (error); 300 } else { 301 SCTP_INP_INFO_RLOCK(); 302 SCTP_INP_RLOCK(inp); 303 } 304 } 305 } 306 } else { 307 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 308 /* ignore if blacklisted at association level */ 309 if (stcb && sctp_is_addr_restricted(stcb, laddr->ifa)) 310 continue; 311 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 312 memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore)); 313 xladdr.start_time.tv_sec = (uint32_t) laddr->start_time.tv_sec; 314 xladdr.start_time.tv_usec = (uint32_t) laddr->start_time.tv_usec; 315 SCTP_INP_RUNLOCK(inp); 316 SCTP_INP_INFO_RUNLOCK(); 317 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 318 if (error) { 319 return (error); 320 } else { 321 SCTP_INP_INFO_RLOCK(); 322 SCTP_INP_RLOCK(inp); 323 } 324 } 325 } 326 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 327 xladdr.last = 1; 328 SCTP_INP_RUNLOCK(inp); 329 SCTP_INP_INFO_RUNLOCK(); 330 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 331 332 if (error) { 333 return (error); 334 } else { 335 SCTP_INP_INFO_RLOCK(); 336 SCTP_INP_RLOCK(inp); 337 return (0); 338 } 339 } 340 341 /* 342 * sysctl functions 343 */ 344 static int 345 sctp_assoclist(SYSCTL_HANDLER_ARGS) 346 { 347 unsigned int number_of_endpoints; 348 unsigned int number_of_local_addresses; 349 unsigned int number_of_associations; 350 unsigned int number_of_remote_addresses; 351 unsigned int n; 352 int error; 353 struct sctp_inpcb *inp; 354 struct sctp_tcb *stcb; 355 struct sctp_nets *net; 356 struct xsctp_inpcb xinpcb; 357 struct xsctp_tcb xstcb; 358 struct xsctp_raddr xraddr; 359 struct socket *so; 360 361 number_of_endpoints = 0; 362 number_of_local_addresses = 0; 363 number_of_associations = 0; 364 number_of_remote_addresses = 0; 365 366 SCTP_INP_INFO_RLOCK(); 367 if (req->oldptr == USER_ADDR_NULL) { 368 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 369 SCTP_INP_RLOCK(inp); 370 number_of_endpoints++; 371 number_of_local_addresses += number_of_addresses(inp); 372 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 373 number_of_associations++; 374 number_of_local_addresses += number_of_addresses(inp); 375 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 376 number_of_remote_addresses++; 377 } 378 } 379 SCTP_INP_RUNLOCK(inp); 380 } 381 SCTP_INP_INFO_RUNLOCK(); 382 n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) + 383 (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) + 384 (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) + 385 (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr); 386 387 /* request some more memory than needed */ 388 req->oldidx = (n + n / 8); 389 return (0); 390 } 391 if (req->newptr != USER_ADDR_NULL) { 392 SCTP_INP_INFO_RUNLOCK(); 393 SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM); 394 return (EPERM); 395 } 396 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 397 SCTP_INP_RLOCK(inp); 398 if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) { 399 /* if its allgone it is being freed - skip it */ 400 goto skip; 401 } 402 xinpcb.last = 0; 403 xinpcb.local_port = ntohs(inp->sctp_lport); 404 xinpcb.flags = inp->sctp_flags; 405 xinpcb.features = inp->sctp_features; 406 xinpcb.total_sends = inp->total_sends; 407 xinpcb.total_recvs = inp->total_recvs; 408 xinpcb.total_nospaces = inp->total_nospaces; 409 xinpcb.fragmentation_point = inp->sctp_frag_point; 410 so = inp->sctp_socket; 411 if ((so == NULL) || 412 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 413 xinpcb.qlen = 0; 414 xinpcb.maxqlen = 0; 415 } else { 416 xinpcb.qlen = so->so_qlen; 417 xinpcb.maxqlen = so->so_qlimit; 418 } 419 SCTP_INP_INCR_REF(inp); 420 SCTP_INP_RUNLOCK(inp); 421 SCTP_INP_INFO_RUNLOCK(); 422 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 423 if (error) { 424 SCTP_INP_DECR_REF(inp); 425 return (error); 426 } 427 SCTP_INP_INFO_RLOCK(); 428 SCTP_INP_RLOCK(inp); 429 error = copy_out_local_addresses(inp, NULL, req); 430 if (error) { 431 SCTP_INP_DECR_REF(inp); 432 return (error); 433 } 434 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 435 SCTP_TCB_LOCK(stcb); 436 atomic_add_int(&stcb->asoc.refcnt, 1); 437 SCTP_TCB_UNLOCK(stcb); 438 xstcb.last = 0; 439 xstcb.local_port = ntohs(inp->sctp_lport); 440 xstcb.remote_port = ntohs(stcb->rport); 441 if (stcb->asoc.primary_destination != NULL) 442 xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr; 443 xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay; 444 xstcb.state = SCTP_GET_STATE(&stcb->asoc); /* FIXME */ 445 /* 7.0 does not support these */ 446 xstcb.assoc_id = sctp_get_associd(stcb); 447 xstcb.peers_rwnd = stcb->asoc.peers_rwnd; 448 xstcb.in_streams = stcb->asoc.streamincnt; 449 xstcb.out_streams = stcb->asoc.streamoutcnt; 450 xstcb.max_nr_retrans = stcb->asoc.overall_error_count; 451 xstcb.primary_process = 0; /* not really supported 452 * yet */ 453 xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie; 454 xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack; 455 xstcb.retransmitted_tsns = stcb->asoc.marked_retrans; 456 xstcb.start_time.tv_sec = (uint32_t) stcb->asoc.start_time.tv_sec; 457 xstcb.start_time.tv_usec = (uint32_t) stcb->asoc.start_time.tv_usec; 458 xstcb.discontinuity_time.tv_sec = (uint32_t) stcb->asoc.discontinuity_time.tv_sec; 459 xstcb.discontinuity_time.tv_usec = (uint32_t) stcb->asoc.discontinuity_time.tv_usec; 460 xstcb.total_sends = stcb->total_sends; 461 xstcb.total_recvs = stcb->total_recvs; 462 xstcb.local_tag = stcb->asoc.my_vtag; 463 xstcb.remote_tag = stcb->asoc.peer_vtag; 464 xstcb.initial_tsn = stcb->asoc.init_seq_number; 465 xstcb.highest_tsn = stcb->asoc.sending_seq - 1; 466 xstcb.cumulative_tsn = stcb->asoc.last_acked_seq; 467 xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn; 468 xstcb.mtu = stcb->asoc.smallest_mtu; 469 xstcb.refcnt = stcb->asoc.refcnt; 470 SCTP_INP_RUNLOCK(inp); 471 SCTP_INP_INFO_RUNLOCK(); 472 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 473 if (error) { 474 SCTP_INP_DECR_REF(inp); 475 atomic_subtract_int(&stcb->asoc.refcnt, 1); 476 return (error); 477 } 478 SCTP_INP_INFO_RLOCK(); 479 SCTP_INP_RLOCK(inp); 480 error = copy_out_local_addresses(inp, stcb, req); 481 if (error) { 482 SCTP_INP_DECR_REF(inp); 483 atomic_subtract_int(&stcb->asoc.refcnt, 1); 484 return (error); 485 } 486 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 487 xraddr.last = 0; 488 xraddr.address = net->ro._l_addr; 489 xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE); 490 xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0); 491 xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0); 492 xraddr.potentially_failed = ((net->dest_state & SCTP_ADDR_PF) == SCTP_ADDR_PF); 493 xraddr.rto = net->RTO; 494 xraddr.max_path_rtx = net->failure_threshold; 495 xraddr.rtx = net->marked_retrans; 496 xraddr.error_counter = net->error_count; 497 xraddr.cwnd = net->cwnd; 498 xraddr.flight_size = net->flight_size; 499 xraddr.mtu = net->mtu; 500 xraddr.rtt = net->rtt / 1000; 501 xraddr.heartbeat_interval = net->heart_beat_delay; 502 xraddr.start_time.tv_sec = (uint32_t) net->start_time.tv_sec; 503 xraddr.start_time.tv_usec = (uint32_t) net->start_time.tv_usec; 504 SCTP_INP_RUNLOCK(inp); 505 SCTP_INP_INFO_RUNLOCK(); 506 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 507 if (error) { 508 SCTP_INP_DECR_REF(inp); 509 atomic_subtract_int(&stcb->asoc.refcnt, 1); 510 return (error); 511 } 512 SCTP_INP_INFO_RLOCK(); 513 SCTP_INP_RLOCK(inp); 514 } 515 atomic_subtract_int(&stcb->asoc.refcnt, 1); 516 memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr)); 517 xraddr.last = 1; 518 SCTP_INP_RUNLOCK(inp); 519 SCTP_INP_INFO_RUNLOCK(); 520 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 521 if (error) { 522 SCTP_INP_DECR_REF(inp); 523 return (error); 524 } 525 SCTP_INP_INFO_RLOCK(); 526 SCTP_INP_RLOCK(inp); 527 } 528 SCTP_INP_DECR_REF(inp); 529 SCTP_INP_RUNLOCK(inp); 530 SCTP_INP_INFO_RUNLOCK(); 531 memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb)); 532 xstcb.last = 1; 533 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 534 if (error) { 535 return (error); 536 } 537 skip: 538 SCTP_INP_INFO_RLOCK(); 539 } 540 SCTP_INP_INFO_RUNLOCK(); 541 542 memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb)); 543 xinpcb.last = 1; 544 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 545 return (error); 546 } 547 548 549 #define RANGECHK(var, min, max) \ 550 if ((var) < (min)) { (var) = (min); } \ 551 else if ((var) > (max)) { (var) = (max); } 552 553 static int 554 sysctl_sctp_udp_tunneling_check(SYSCTL_HANDLER_ARGS) 555 { 556 int error; 557 uint32_t old_sctp_udp_tunneling_port; 558 559 SCTP_INP_INFO_RLOCK(); 560 old_sctp_udp_tunneling_port = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port); 561 SCTP_INP_INFO_RUNLOCK(); 562 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 563 if (error == 0) { 564 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), SCTPCTL_UDP_TUNNELING_PORT_MIN, SCTPCTL_UDP_TUNNELING_PORT_MAX); 565 if (old_sctp_udp_tunneling_port == SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 566 error = 0; 567 goto out; 568 } 569 SCTP_INP_INFO_WLOCK(); 570 if (old_sctp_udp_tunneling_port) { 571 sctp_over_udp_stop(); 572 } 573 if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 574 if (sctp_over_udp_start()) { 575 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = 0; 576 } 577 } 578 SCTP_INP_INFO_WUNLOCK(); 579 } 580 out: 581 return (error); 582 } 583 584 585 static int 586 sysctl_sctp_check(SYSCTL_HANDLER_ARGS) 587 { 588 int error; 589 590 #ifdef VIMAGE 591 error = vnet_sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 592 #else 593 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 594 #endif 595 if (error == 0) { 596 RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX); 597 RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX); 598 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX); 599 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX); 600 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_sacks), SCTPCTL_STRICT_SACKS_MIN, SCTPCTL_STRICT_SACKS_MAX); 601 RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX); 602 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX); 603 RANGECHK(SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), SCTPCTL_FRMAXBURST_MIN, SCTPCTL_FRMAXBURST_MAX); 604 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX); 605 RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX); 606 RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX); 607 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX); 608 RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX); 609 RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX); 610 RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX); 611 RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX); 612 RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX); 613 RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX); 614 RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX); 615 RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX); 616 RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX); 617 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX); 618 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX); 619 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX); 620 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX); 621 RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX); 622 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX); 623 RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX); 624 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX); 625 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_pf_threshold), SCTPCTL_PATH_PF_THRESHOLD_MIN, SCTPCTL_PATH_PF_THRESHOLD_MAX); 626 RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX); 627 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), SCTPCTL_INCOMING_STREAMS_MIN, SCTPCTL_INCOMING_STREAMS_MAX); 628 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX); 629 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX); 630 /* EY */ 631 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), SCTPCTL_NR_SACK_ON_OFF_MIN, SCTPCTL_NR_SACK_ON_OFF_MAX); 632 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX); 633 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX); 634 RANGECHK(SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), SCTPCTL_ASCONF_AUTH_NOCHK_MIN, SCTPCTL_ASCONF_AUTH_NOCHK_MAX); 635 RANGECHK(SCTP_BASE_SYSCTL(sctp_auth_disable), SCTPCTL_AUTH_DISABLE_MIN, SCTPCTL_AUTH_DISABLE_MAX); 636 RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX); 637 RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX); 638 RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX); 639 RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX); 640 RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX); 641 RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX); 642 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_data_order), SCTPCTL_STRICT_DATA_ORDER_MIN, SCTPCTL_STRICT_DATA_ORDER_MAX); 643 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX); 644 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX); 645 RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX); 646 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX); 647 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_ss_module), SCTPCTL_DEFAULT_SS_MODULE_MIN, SCTPCTL_DEFAULT_SS_MODULE_MAX); 648 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX); 649 RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX); 650 RANGECHK(SCTP_BASE_SYSCTL(sctp_buffer_splitting), SCTPCTL_BUFFER_SPLITTING_MIN, SCTPCTL_BUFFER_SPLITTING_MAX); 651 RANGECHK(SCTP_BASE_SYSCTL(sctp_initial_cwnd), SCTPCTL_INITIAL_CWND_MIN, SCTPCTL_INITIAL_CWND_MAX); 652 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_bw), SCTPCTL_RTTVAR_BW_MIN, SCTPCTL_RTTVAR_BW_MAX); 653 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_rtt), SCTPCTL_RTTVAR_RTT_MIN, SCTPCTL_RTTVAR_RTT_MAX); 654 RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_eqret), SCTPCTL_RTTVAR_EQRET_MIN, SCTPCTL_RTTVAR_EQRET_MAX); 655 RANGECHK(SCTP_BASE_SYSCTL(sctp_steady_step), SCTPCTL_RTTVAR_STEADYS_MIN, SCTPCTL_RTTVAR_STEADYS_MAX); 656 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), SCTPCTL_RTTVAR_DCCCECN_MIN, SCTPCTL_RTTVAR_DCCCECN_MAX); 657 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX); 658 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX); 659 RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX); 660 RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_INITS_MIN, SCTPCTL_NAT_FRIENDLY_INITS_MAX); 661 RANGECHK(SCTP_BASE_SYSCTL(sctp_blackhole), SCTPCTL_BLACKHOLE_MIN, SCTPCTL_BLACKHOLE_MAX); 662 663 #ifdef SCTP_DEBUG 664 RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX); 665 #endif 666 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 667 RANGECHK(SCTP_BASE_SYSCTL(sctp_output_unlocked), SCTPCTL_OUTPUT_UNLOCKED_MIN, SCTPCTL_OUTPUT_UNLOCKED_MAX); 668 #endif 669 } 670 return (error); 671 } 672 673 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 674 static int 675 sysctl_stat_get(SYSCTL_HANDLER_ARGS) 676 { 677 int cpu, error; 678 struct sctpstat sb, *sarry, *cpin = NULL; 679 680 if ((req->newptr) && (req->newlen == sizeof(struct sctpstat))) { 681 /* 682 * User wants us to clear or at least reset the counters to 683 * the specified values. 684 */ 685 cpin = (struct sctpstat *)req->newptr; 686 } else if (req->newptr) { 687 /* Must be a stat structure */ 688 return (EINVAL); 689 } 690 memset(&sb, 0, sizeof(sb)); 691 for (cpu = 0; cpu < mp_maxid; cpu++) { 692 sarry = &SCTP_BASE_STATS[cpu]; 693 if (sarry->sctps_discontinuitytime.tv_sec > sb.sctps_discontinuitytime.tv_sec) { 694 sb.sctps_discontinuitytime.tv_sec = sarry->sctps_discontinuitytime.tv_sec; 695 sb.sctps_discontinuitytime.tv_usec = sarry->sctps_discontinuitytime.tv_usec; 696 } 697 sb.sctps_currestab += sarry->sctps_currestab; 698 sb.sctps_activeestab += sarry->sctps_activeestab; 699 sb.sctps_restartestab += sarry->sctps_restartestab; 700 sb.sctps_collisionestab += sarry->sctps_collisionestab; 701 sb.sctps_passiveestab += sarry->sctps_passiveestab; 702 sb.sctps_aborted += sarry->sctps_aborted; 703 sb.sctps_shutdown += sarry->sctps_shutdown; 704 sb.sctps_outoftheblue += sarry->sctps_outoftheblue; 705 sb.sctps_checksumerrors += sarry->sctps_checksumerrors; 706 sb.sctps_outcontrolchunks += sarry->sctps_outcontrolchunks; 707 sb.sctps_outorderchunks += sarry->sctps_outorderchunks; 708 sb.sctps_outunorderchunks += sarry->sctps_outunorderchunks; 709 sb.sctps_incontrolchunks += sarry->sctps_incontrolchunks; 710 sb.sctps_inorderchunks += sarry->sctps_inorderchunks; 711 sb.sctps_inunorderchunks += sarry->sctps_inunorderchunks; 712 sb.sctps_fragusrmsgs += sarry->sctps_fragusrmsgs; 713 sb.sctps_reasmusrmsgs += sarry->sctps_reasmusrmsgs; 714 sb.sctps_outpackets += sarry->sctps_outpackets; 715 sb.sctps_inpackets += sarry->sctps_inpackets; 716 sb.sctps_recvpackets += sarry->sctps_recvpackets; 717 sb.sctps_recvdatagrams += sarry->sctps_recvdatagrams; 718 sb.sctps_recvpktwithdata += sarry->sctps_recvpktwithdata; 719 sb.sctps_recvsacks += sarry->sctps_recvsacks; 720 sb.sctps_recvdata += sarry->sctps_recvdata; 721 sb.sctps_recvdupdata += sarry->sctps_recvdupdata; 722 sb.sctps_recvheartbeat += sarry->sctps_recvheartbeat; 723 sb.sctps_recvheartbeatack += sarry->sctps_recvheartbeatack; 724 sb.sctps_recvecne += sarry->sctps_recvecne; 725 sb.sctps_recvauth += sarry->sctps_recvauth; 726 sb.sctps_recvauthmissing += sarry->sctps_recvauthmissing; 727 sb.sctps_recvivalhmacid += sarry->sctps_recvivalhmacid; 728 sb.sctps_recvivalkeyid += sarry->sctps_recvivalkeyid; 729 sb.sctps_recvauthfailed += sarry->sctps_recvauthfailed; 730 sb.sctps_recvexpress += sarry->sctps_recvexpress; 731 sb.sctps_recvexpressm += sarry->sctps_recvexpressm; 732 sb.sctps_recvnocrc += sarry->sctps_recvnocrc; 733 sb.sctps_recvswcrc += sarry->sctps_recvswcrc; 734 sb.sctps_recvhwcrc += sarry->sctps_recvhwcrc; 735 sb.sctps_sendpackets += sarry->sctps_sendpackets; 736 sb.sctps_sendsacks += sarry->sctps_sendsacks; 737 sb.sctps_senddata += sarry->sctps_senddata; 738 sb.sctps_sendretransdata += sarry->sctps_sendretransdata; 739 sb.sctps_sendfastretrans += sarry->sctps_sendfastretrans; 740 sb.sctps_sendmultfastretrans += sarry->sctps_sendmultfastretrans; 741 sb.sctps_sendheartbeat += sarry->sctps_sendheartbeat; 742 sb.sctps_sendecne += sarry->sctps_sendecne; 743 sb.sctps_sendauth += sarry->sctps_sendauth; 744 sb.sctps_senderrors += sarry->sctps_senderrors; 745 sb.sctps_sendnocrc += sarry->sctps_sendnocrc; 746 sb.sctps_sendswcrc += sarry->sctps_sendswcrc; 747 sb.sctps_sendhwcrc += sarry->sctps_sendhwcrc; 748 sb.sctps_pdrpfmbox += sarry->sctps_pdrpfmbox; 749 sb.sctps_pdrpfehos += sarry->sctps_pdrpfehos; 750 sb.sctps_pdrpmbda += sarry->sctps_pdrpmbda; 751 sb.sctps_pdrpmbct += sarry->sctps_pdrpmbct; 752 sb.sctps_pdrpbwrpt += sarry->sctps_pdrpbwrpt; 753 sb.sctps_pdrpcrupt += sarry->sctps_pdrpcrupt; 754 sb.sctps_pdrpnedat += sarry->sctps_pdrpnedat; 755 sb.sctps_pdrppdbrk += sarry->sctps_pdrppdbrk; 756 sb.sctps_pdrptsnnf += sarry->sctps_pdrptsnnf; 757 sb.sctps_pdrpdnfnd += sarry->sctps_pdrpdnfnd; 758 sb.sctps_pdrpdiwnp += sarry->sctps_pdrpdiwnp; 759 sb.sctps_pdrpdizrw += sarry->sctps_pdrpdizrw; 760 sb.sctps_pdrpbadd += sarry->sctps_pdrpbadd; 761 sb.sctps_pdrpmark += sarry->sctps_pdrpmark; 762 sb.sctps_timoiterator += sarry->sctps_timoiterator; 763 sb.sctps_timodata += sarry->sctps_timodata; 764 sb.sctps_timowindowprobe += sarry->sctps_timowindowprobe; 765 sb.sctps_timoinit += sarry->sctps_timoinit; 766 sb.sctps_timosack += sarry->sctps_timosack; 767 sb.sctps_timoshutdown += sarry->sctps_timoshutdown; 768 sb.sctps_timoheartbeat += sarry->sctps_timoheartbeat; 769 sb.sctps_timocookie += sarry->sctps_timocookie; 770 sb.sctps_timosecret += sarry->sctps_timosecret; 771 sb.sctps_timopathmtu += sarry->sctps_timopathmtu; 772 sb.sctps_timoshutdownack += sarry->sctps_timoshutdownack; 773 sb.sctps_timoshutdownguard += sarry->sctps_timoshutdownguard; 774 sb.sctps_timostrmrst += sarry->sctps_timostrmrst; 775 sb.sctps_timoearlyfr += sarry->sctps_timoearlyfr; 776 sb.sctps_timoasconf += sarry->sctps_timoasconf; 777 sb.sctps_timodelprim += sarry->sctps_timodelprim; 778 sb.sctps_timoautoclose += sarry->sctps_timoautoclose; 779 sb.sctps_timoassockill += sarry->sctps_timoassockill; 780 sb.sctps_timoinpkill += sarry->sctps_timoinpkill; 781 sb.sctps_hdrops += sarry->sctps_hdrops; 782 sb.sctps_badsum += sarry->sctps_badsum; 783 sb.sctps_noport += sarry->sctps_noport; 784 sb.sctps_badvtag += sarry->sctps_badvtag; 785 sb.sctps_badsid += sarry->sctps_badsid; 786 sb.sctps_nomem += sarry->sctps_nomem; 787 sb.sctps_fastretransinrtt += sarry->sctps_fastretransinrtt; 788 sb.sctps_markedretrans += sarry->sctps_markedretrans; 789 sb.sctps_naglesent += sarry->sctps_naglesent; 790 sb.sctps_naglequeued += sarry->sctps_naglequeued; 791 sb.sctps_maxburstqueued += sarry->sctps_maxburstqueued; 792 sb.sctps_ifnomemqueued += sarry->sctps_ifnomemqueued; 793 sb.sctps_windowprobed += sarry->sctps_windowprobed; 794 sb.sctps_lowlevelerr += sarry->sctps_lowlevelerr; 795 sb.sctps_lowlevelerrusr += sarry->sctps_lowlevelerrusr; 796 sb.sctps_datadropchklmt += sarry->sctps_datadropchklmt; 797 sb.sctps_datadroprwnd += sarry->sctps_datadroprwnd; 798 sb.sctps_ecnereducedcwnd += sarry->sctps_ecnereducedcwnd; 799 sb.sctps_vtagexpress += sarry->sctps_vtagexpress; 800 sb.sctps_vtagbogus += sarry->sctps_vtagbogus; 801 sb.sctps_primary_randry += sarry->sctps_primary_randry; 802 sb.sctps_cmt_randry += sarry->sctps_cmt_randry; 803 sb.sctps_slowpath_sack += sarry->sctps_slowpath_sack; 804 sb.sctps_wu_sacks_sent += sarry->sctps_wu_sacks_sent; 805 sb.sctps_sends_with_flags += sarry->sctps_sends_with_flags; 806 sb.sctps_sends_with_unord += sarry->sctps_sends_with_unord; 807 sb.sctps_sends_with_eof += sarry->sctps_sends_with_eof; 808 sb.sctps_sends_with_abort += sarry->sctps_sends_with_abort; 809 sb.sctps_protocol_drain_calls += sarry->sctps_protocol_drain_calls; 810 sb.sctps_protocol_drains_done += sarry->sctps_protocol_drains_done; 811 sb.sctps_read_peeks += sarry->sctps_read_peeks; 812 sb.sctps_cached_chk += sarry->sctps_cached_chk; 813 sb.sctps_cached_strmoq += sarry->sctps_cached_strmoq; 814 sb.sctps_left_abandon += sarry->sctps_left_abandon; 815 sb.sctps_send_burst_avoid += sarry->sctps_send_burst_avoid; 816 sb.sctps_send_cwnd_avoid += sarry->sctps_send_cwnd_avoid; 817 sb.sctps_fwdtsn_map_over += sarry->sctps_fwdtsn_map_over; 818 if (cpin) { 819 memcpy(sarry, cpin, sizeof(struct sctpstat)); 820 } 821 } 822 error = SYSCTL_OUT(req, &sb, sizeof(sb)); 823 return (error); 824 } 825 826 #endif 827 828 #if defined(SCTP_LOCAL_TRACE_BUF) 829 static int 830 sysctl_sctp_cleartrace(SYSCTL_HANDLER_ARGS) 831 { 832 int error = 0; 833 834 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 835 return (error); 836 } 837 838 #endif 839 840 841 /* 842 * sysctl definitions 843 */ 844 845 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sendspace, CTLTYPE_UINT | CTLFLAG_RW, 846 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check, "IU", 847 SCTPCTL_MAXDGRAM_DESC); 848 849 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, recvspace, CTLTYPE_UINT | CTLFLAG_RW, 850 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check, "IU", 851 SCTPCTL_RECVSPACE_DESC); 852 853 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_UINT | CTLFLAG_RW, 854 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU", 855 SCTPCTL_AUTOASCONF_DESC); 856 857 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, ecn_enable, CTLTYPE_UINT | CTLFLAG_RW, 858 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check, "IU", 859 SCTPCTL_ECN_ENABLE_DESC); 860 861 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, strict_sacks, CTLTYPE_UINT | CTLFLAG_RW, 862 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check, "IU", 863 SCTPCTL_STRICT_SACKS_DESC); 864 865 866 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, peer_chkoh, CTLTYPE_UINT | CTLFLAG_RW, 867 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check, "IU", 868 SCTPCTL_PEER_CHKOH_DESC); 869 870 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, maxburst, CTLTYPE_UINT | CTLFLAG_RW, 871 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check, "IU", 872 SCTPCTL_MAXBURST_DESC); 873 874 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, fr_maxburst, CTLTYPE_UINT | CTLFLAG_RW, 875 &SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), 0, sysctl_sctp_check, "IU", 876 SCTPCTL_FRMAXBURST_DESC); 877 878 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, maxchunks, CTLTYPE_UINT | CTLFLAG_RW, 879 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check, "IU", 880 SCTPCTL_MAXCHUNKS_DESC); 881 882 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, tcbhashsize, CTLTYPE_UINT | CTLFLAG_RW, 883 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check, "IU", 884 SCTPCTL_TCBHASHSIZE_DESC); 885 886 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, pcbhashsize, CTLTYPE_UINT | CTLFLAG_RW, 887 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check, "IU", 888 SCTPCTL_PCBHASHSIZE_DESC); 889 890 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, min_split_point, CTLTYPE_UINT | CTLFLAG_RW, 891 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check, "IU", 892 SCTPCTL_MIN_SPLIT_POINT_DESC); 893 894 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, chunkscale, CTLTYPE_UINT | CTLFLAG_RW, 895 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check, "IU", 896 SCTPCTL_CHUNKSCALE_DESC); 897 898 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, delayed_sack_time, CTLTYPE_UINT | CTLFLAG_RW, 899 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check, "IU", 900 SCTPCTL_DELAYED_SACK_TIME_DESC); 901 902 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sack_freq, CTLTYPE_UINT | CTLFLAG_RW, 903 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check, "IU", 904 SCTPCTL_SACK_FREQ_DESC); 905 906 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, sys_resource, CTLTYPE_UINT | CTLFLAG_RW, 907 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check, "IU", 908 SCTPCTL_SYS_RESOURCE_DESC); 909 910 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, asoc_resource, CTLTYPE_UINT | CTLFLAG_RW, 911 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check, "IU", 912 SCTPCTL_ASOC_RESOURCE_DESC); 913 914 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, heartbeat_interval, CTLTYPE_UINT | CTLFLAG_RW, 915 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check, "IU", 916 SCTPCTL_HEARTBEAT_INTERVAL_DESC); 917 918 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, pmtu_raise_time, CTLTYPE_UINT | CTLFLAG_RW, 919 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check, "IU", 920 SCTPCTL_PMTU_RAISE_TIME_DESC); 921 922 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, shutdown_guard_time, CTLTYPE_UINT | CTLFLAG_RW, 923 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check, "IU", 924 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC); 925 926 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, secret_lifetime, CTLTYPE_UINT | CTLFLAG_RW, 927 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check, "IU", 928 SCTPCTL_SECRET_LIFETIME_DESC); 929 930 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_max, CTLTYPE_UINT | CTLFLAG_RW, 931 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check, "IU", 932 SCTPCTL_RTO_MAX_DESC); 933 934 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_min, CTLTYPE_UINT | CTLFLAG_RW, 935 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check, "IU", 936 SCTPCTL_RTO_MIN_DESC); 937 938 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rto_initial, CTLTYPE_UINT | CTLFLAG_RW, 939 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check, "IU", 940 SCTPCTL_RTO_INITIAL_DESC); 941 942 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, init_rto_max, CTLTYPE_UINT | CTLFLAG_RW, 943 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check, "IU", 944 SCTPCTL_INIT_RTO_MAX_DESC); 945 946 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, valid_cookie_life, CTLTYPE_UINT | CTLFLAG_RW, 947 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check, "IU", 948 SCTPCTL_VALID_COOKIE_LIFE_DESC); 949 950 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, init_rtx_max, CTLTYPE_UINT | CTLFLAG_RW, 951 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check, "IU", 952 SCTPCTL_INIT_RTX_MAX_DESC); 953 954 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, assoc_rtx_max, CTLTYPE_UINT | CTLFLAG_RW, 955 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check, "IU", 956 SCTPCTL_ASSOC_RTX_MAX_DESC); 957 958 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, path_rtx_max, CTLTYPE_UINT | CTLFLAG_RW, 959 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check, "IU", 960 SCTPCTL_PATH_RTX_MAX_DESC); 961 962 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, path_pf_threshold, CTLTYPE_UINT | CTLFLAG_RW, 963 &SCTP_BASE_SYSCTL(sctp_path_pf_threshold), 0, sysctl_sctp_check, "IU", 964 SCTPCTL_PATH_PF_THRESHOLD_DESC); 965 966 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, add_more_on_output, CTLTYPE_UINT | CTLFLAG_RW, 967 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check, "IU", 968 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC); 969 970 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, incoming_streams, CTLTYPE_UINT | CTLFLAG_RW, 971 &SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), 0, sysctl_sctp_check, "IU", 972 SCTPCTL_INCOMING_STREAMS_DESC); 973 974 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, outgoing_streams, CTLTYPE_UINT | CTLFLAG_RW, 975 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check, "IU", 976 SCTPCTL_OUTGOING_STREAMS_DESC); 977 978 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cmt_on_off, CTLTYPE_UINT | CTLFLAG_RW, 979 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check, "IU", 980 SCTPCTL_CMT_ON_OFF_DESC); 981 982 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nr_sack_on_off, CTLTYPE_UINT | CTLFLAG_RW, 983 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check, "IU", 984 SCTPCTL_NR_SACK_ON_OFF_DESC); 985 986 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cmt_use_dac, CTLTYPE_UINT | CTLFLAG_RW, 987 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check, "IU", 988 SCTPCTL_CMT_USE_DAC_DESC); 989 990 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, cwnd_maxburst, CTLTYPE_UINT | CTLFLAG_RW, 991 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check, "IU", 992 SCTPCTL_CWND_MAXBURST_DESC); 993 994 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, asconf_auth_nochk, CTLTYPE_UINT | CTLFLAG_RW, 995 &SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), 0, sysctl_sctp_check, "IU", 996 SCTPCTL_ASCONF_AUTH_NOCHK_DESC); 997 998 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, auth_disable, CTLTYPE_UINT | CTLFLAG_RW, 999 &SCTP_BASE_SYSCTL(sctp_auth_disable), 0, sysctl_sctp_check, "IU", 1000 SCTPCTL_AUTH_DISABLE_DESC); 1001 1002 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nat_friendly, CTLTYPE_UINT | CTLFLAG_RW, 1003 &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sysctl_sctp_check, "IU", 1004 SCTPCTL_NAT_FRIENDLY_DESC); 1005 1006 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, abc_l_var, CTLTYPE_UINT | CTLFLAG_RW, 1007 &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sysctl_sctp_check, "IU", 1008 SCTPCTL_ABC_L_VAR_DESC); 1009 1010 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, max_chained_mbufs, CTLTYPE_UINT | CTLFLAG_RW, 1011 &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sysctl_sctp_check, "IU", 1012 SCTPCTL_MAX_CHAINED_MBUFS_DESC); 1013 1014 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, do_sctp_drain, CTLTYPE_UINT | CTLFLAG_RW, 1015 &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sysctl_sctp_check, "IU", 1016 SCTPCTL_DO_SCTP_DRAIN_DESC); 1017 1018 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, hb_max_burst, CTLTYPE_UINT | CTLFLAG_RW, 1019 &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sysctl_sctp_check, "IU", 1020 SCTPCTL_HB_MAX_BURST_DESC); 1021 1022 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, abort_at_limit, CTLTYPE_UINT | CTLFLAG_RW, 1023 &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sysctl_sctp_check, "IU", 1024 SCTPCTL_ABORT_AT_LIMIT_DESC); 1025 1026 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, strict_data_order, CTLTYPE_UINT | CTLFLAG_RW, 1027 &SCTP_BASE_SYSCTL(sctp_strict_data_order), 0, sysctl_sctp_check, "IU", 1028 SCTPCTL_STRICT_DATA_ORDER_DESC); 1029 1030 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, min_residual, CTLTYPE_UINT | CTLFLAG_RW, 1031 &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sysctl_sctp_check, "IU", 1032 SCTPCTL_MIN_RESIDUAL_DESC); 1033 1034 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, max_retran_chunk, CTLTYPE_UINT | CTLFLAG_RW, 1035 &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sysctl_sctp_check, "IU", 1036 SCTPCTL_MAX_RETRAN_CHUNK_DESC); 1037 1038 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, log_level, CTLTYPE_UINT | CTLFLAG_RW, 1039 &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sysctl_sctp_check, "IU", 1040 SCTPCTL_LOGGING_LEVEL_DESC); 1041 1042 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_cc_module, CTLTYPE_UINT | CTLFLAG_RW, 1043 &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sysctl_sctp_check, "IU", 1044 SCTPCTL_DEFAULT_CC_MODULE_DESC); 1045 1046 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_ss_module, CTLTYPE_UINT | CTLFLAG_RW, 1047 &SCTP_BASE_SYSCTL(sctp_default_ss_module), 0, sysctl_sctp_check, "IU", 1048 SCTPCTL_DEFAULT_SS_MODULE_DESC); 1049 1050 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, default_frag_interleave, CTLTYPE_UINT | CTLFLAG_RW, 1051 &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sysctl_sctp_check, "IU", 1052 SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC); 1053 1054 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, mobility_base, CTLTYPE_UINT | CTLFLAG_RW, 1055 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check, "IU", 1056 SCTPCTL_MOBILITY_BASE_DESC); 1057 1058 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, mobility_fasthandoff, CTLTYPE_UINT | CTLFLAG_RW, 1059 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check, "IU", 1060 SCTPCTL_MOBILITY_FASTHANDOFF_DESC); 1061 1062 #if defined(SCTP_LOCAL_TRACE_BUF) 1063 SYSCTL_VNET_STRUCT(_net_inet_sctp, OID_AUTO, log, CTLFLAG_RD, 1064 &SCTP_BASE_SYSCTL(sctp_log), sctp_log, 1065 "SCTP logging (struct sctp_log)"); 1066 1067 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, clear_trace, CTLTYPE_UINT | CTLFLAG_RW, 1068 &SCTP_BASE_SYSCTL(sctp_log), 0, sysctl_sctp_cleartrace, "IU", 1069 "Clear SCTP Logging buffer"); 1070 #endif 1071 1072 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLTYPE_UINT | CTLFLAG_RW, 1073 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check, "IU", 1074 SCTPCTL_UDP_TUNNELING_PORT_DESC); 1075 1076 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, enable_sack_immediately, CTLTYPE_UINT | CTLFLAG_RW, 1077 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check, "IU", 1078 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC); 1079 1080 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, nat_friendly_init, CTLTYPE_UINT | CTLFLAG_RW, 1081 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check, "IU", 1082 SCTPCTL_NAT_FRIENDLY_INITS_DESC); 1083 1084 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, vtag_time_wait, CTLTYPE_UINT | CTLFLAG_RW, 1085 &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sysctl_sctp_check, "IU", 1086 SCTPCTL_TIME_WAIT_DESC); 1087 1088 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, buffer_splitting, CTLTYPE_UINT | CTLFLAG_RW, 1089 &SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sysctl_sctp_check, "IU", 1090 SCTPCTL_BUFFER_SPLITTING_DESC); 1091 1092 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, initial_cwnd, CTLTYPE_UINT | CTLFLAG_RW, 1093 &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sysctl_sctp_check, "IU", 1094 SCTPCTL_INITIAL_CWND_DESC); 1095 1096 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_bw, CTLTYPE_UINT | CTLFLAG_RW, 1097 &SCTP_BASE_SYSCTL(sctp_rttvar_bw), 0, sysctl_sctp_check, "IU", 1098 SCTPCTL_RTTVAR_BW_DESC); 1099 1100 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_rtt, CTLTYPE_UINT | CTLFLAG_RW, 1101 &SCTP_BASE_SYSCTL(sctp_rttvar_rtt), 0, sysctl_sctp_check, "IU", 1102 SCTPCTL_RTTVAR_RTT_DESC); 1103 1104 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_eqret, CTLTYPE_UINT | CTLFLAG_RW, 1105 &SCTP_BASE_SYSCTL(sctp_rttvar_eqret), 0, sysctl_sctp_check, "IU", 1106 SCTPCTL_RTTVAR_EQRET_DESC); 1107 1108 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, rttvar_steady_step, CTLTYPE_UINT | CTLFLAG_RW, 1109 &SCTP_BASE_SYSCTL(sctp_steady_step), 0, sysctl_sctp_check, "IU", 1110 SCTPCTL_RTTVAR_STEADYS_DESC); 1111 1112 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, use_dcccecn, CTLTYPE_UINT | CTLFLAG_RW, 1113 &SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), 0, sysctl_sctp_check, "IU", 1114 SCTPCTL_RTTVAR_DCCCECN_DESC); 1115 1116 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, blackhole, CTLTYPE_UINT | CTLFLAG_RW, 1117 &SCTP_BASE_SYSCTL(sctp_blackhole), 0, sysctl_sctp_check, "IU", 1118 SCTPCTL_BLACKHOLE_DESC); 1119 1120 #ifdef SCTP_DEBUG 1121 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_UINT | CTLFLAG_RW, 1122 &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU", 1123 SCTPCTL_DEBUG_DESC); 1124 #endif 1125 1126 1127 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 1128 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, output_unlocked, CTLTYPE_UINT | CTLFLAG_RW, 1129 &SCTP_BASE_SYSCTL(sctp_output_unlocked), 0, sysctl_sctp_check, "IU", 1130 SCTPCTL_OUTPUT_UNLOCKED_DESC); 1131 #endif 1132 1133 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 1134 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, stats, 1135 CTLTYPE_STRUCT | CTLFLAG_RW, 1136 0, 0, sysctl_stat_get, "S,sctpstat", 1137 "SCTP statistics (struct sctp_stat)"); 1138 #else 1139 SYSCTL_VNET_STRUCT(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_RW, 1140 &SCTP_BASE_STATS_SYSCTL, sctpstat, 1141 "SCTP statistics (struct sctp_stat)"); 1142 #endif 1143 1144 SYSCTL_VNET_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLTYPE_OPAQUE | CTLFLAG_RD, 1145 0, 0, sctp_assoclist, 1146 "S,xassoc", "List of active SCTP associations"); 1147