1 /*- 2 * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved. 3 * Copyright (c) 2008-2011, by Randall Stewart. All rights reserved. 4 * Copyright (c) 2008-2011, 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 #if !defined(SCTP_WITH_NO_CSUM) 59 SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) = SCTPCTL_LOOPBACK_NOCSUM_DEFAULT; 60 #endif 61 SCTP_BASE_SYSCTL(sctp_strict_init) = SCTPCTL_STRICT_INIT_DEFAULT; 62 SCTP_BASE_SYSCTL(sctp_peer_chunk_oh) = SCTPCTL_PEER_CHKOH_DEFAULT; 63 SCTP_BASE_SYSCTL(sctp_max_burst_default) = SCTPCTL_MAXBURST_DEFAULT; 64 SCTP_BASE_SYSCTL(sctp_fr_max_burst_default) = SCTPCTL_FRMAXBURST_DEFAULT; 65 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT; 66 SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT; 67 SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT; 68 SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT; 69 SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT; 70 SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT; 71 SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT; 72 SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT; 73 SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT; 74 SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT; 75 SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT; 76 SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT; 77 SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT; 78 SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT; 79 SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT; 80 SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT; 81 SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT; 82 SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT; 83 SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT; 84 SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT; 85 SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT; 86 SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT; 87 SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default) = SCTPCTL_OUTGOING_STREAMS_DEFAULT; 88 SCTP_BASE_SYSCTL(sctp_cmt_on_off) = SCTPCTL_CMT_ON_OFF_DEFAULT; 89 /* EY */ 90 SCTP_BASE_SYSCTL(sctp_nr_sack_on_off) = SCTPCTL_NR_SACK_ON_OFF_DEFAULT; 91 SCTP_BASE_SYSCTL(sctp_cmt_use_dac) = SCTPCTL_CMT_USE_DAC_DEFAULT; 92 SCTP_BASE_SYSCTL(sctp_cmt_pf) = SCTPCTL_CMT_PF_DEFAULT; 93 SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT; 94 SCTP_BASE_SYSCTL(sctp_early_fr) = SCTPCTL_EARLY_FAST_RETRAN_DEFAULT; 95 SCTP_BASE_SYSCTL(sctp_early_fr_msec) = SCTPCTL_EARLY_FAST_RETRAN_MSEC_DEFAULT; 96 SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk) = SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT; 97 SCTP_BASE_SYSCTL(sctp_auth_disable) = SCTPCTL_AUTH_DISABLE_DEFAULT; 98 SCTP_BASE_SYSCTL(sctp_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT; 99 SCTP_BASE_SYSCTL(sctp_L2_abc_variable) = SCTPCTL_ABC_L_VAR_DEFAULT; 100 SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count) = SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT; 101 SCTP_BASE_SYSCTL(sctp_do_drain) = SCTPCTL_DO_SCTP_DRAIN_DEFAULT; 102 SCTP_BASE_SYSCTL(sctp_hb_maxburst) = SCTPCTL_HB_MAX_BURST_DEFAULT; 103 SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit) = SCTPCTL_ABORT_AT_LIMIT_DEFAULT; 104 SCTP_BASE_SYSCTL(sctp_strict_data_order) = SCTPCTL_STRICT_DATA_ORDER_DEFAULT; 105 SCTP_BASE_SYSCTL(sctp_min_residual) = SCTPCTL_MIN_RESIDUAL_DEFAULT; 106 SCTP_BASE_SYSCTL(sctp_max_retran_chunk) = SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT; 107 SCTP_BASE_SYSCTL(sctp_logging_level) = SCTPCTL_LOGGING_LEVEL_DEFAULT; 108 /* JRS - Variable for default congestion control module */ 109 SCTP_BASE_SYSCTL(sctp_default_cc_module) = SCTPCTL_DEFAULT_CC_MODULE_DEFAULT; 110 /* RS - Variable for default stream scheduling module */ 111 SCTP_BASE_SYSCTL(sctp_default_ss_module) = SCTPCTL_DEFAULT_SS_MODULE_DEFAULT; 112 SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT; 113 SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT; 114 SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT; 115 SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT; 116 SCTP_BASE_SYSCTL(sctp_buffer_splitting) = SCTPCTL_BUFFER_SPLITTING_DEFAULT; 117 SCTP_BASE_SYSCTL(sctp_initial_cwnd) = SCTPCTL_INITIAL_CWND_DEFAULT; 118 #if defined(SCTP_LOCAL_TRACE_BUF) 119 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 120 #endif 121 SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable) = SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DEFAULT; 122 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT; 123 SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT; 124 SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT; 125 #if defined(SCTP_DEBUG) 126 SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT; 127 #endif 128 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 129 SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT; 130 #endif 131 } 132 133 134 /* It returns an upper limit. No filtering is done here */ 135 static unsigned int 136 number_of_addresses(struct sctp_inpcb *inp) 137 { 138 int cnt; 139 struct sctp_vrf *vrf; 140 struct sctp_ifn *sctp_ifn; 141 struct sctp_ifa *sctp_ifa; 142 struct sctp_laddr *laddr; 143 144 cnt = 0; 145 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 146 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 147 return (0); 148 } 149 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 150 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 151 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 152 if ((sctp_ifa->address.sa.sa_family == AF_INET) || 153 (sctp_ifa->address.sa.sa_family == AF_INET6)) { 154 cnt++; 155 } 156 } 157 } 158 } else { 159 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 160 if ((laddr->ifa->address.sa.sa_family == AF_INET) || 161 (laddr->ifa->address.sa.sa_family == AF_INET6)) { 162 cnt++; 163 } 164 } 165 } 166 return (cnt); 167 } 168 169 static int 170 copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req) 171 { 172 struct sctp_ifn *sctp_ifn; 173 struct sctp_ifa *sctp_ifa; 174 int loopback_scope, ipv4_local_scope, local_scope, site_scope; 175 int ipv4_addr_legal, ipv6_addr_legal; 176 struct sctp_vrf *vrf; 177 struct xsctp_laddr xladdr; 178 struct sctp_laddr *laddr; 179 int error; 180 181 /* Turn on all the appropriate scope */ 182 if (stcb) { 183 /* use association specific values */ 184 loopback_scope = stcb->asoc.loopback_scope; 185 ipv4_local_scope = stcb->asoc.ipv4_local_scope; 186 local_scope = stcb->asoc.local_scope; 187 site_scope = stcb->asoc.site_scope; 188 } else { 189 /* use generic values for endpoints */ 190 loopback_scope = 1; 191 ipv4_local_scope = 1; 192 local_scope = 1; 193 site_scope = 1; 194 } 195 196 /* use only address families of interest */ 197 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 198 ipv6_addr_legal = 1; 199 if (SCTP_IPV6_V6ONLY(inp)) { 200 ipv4_addr_legal = 0; 201 } else { 202 ipv4_addr_legal = 1; 203 } 204 } else { 205 ipv4_addr_legal = 1; 206 ipv6_addr_legal = 0; 207 } 208 209 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 210 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 211 SCTP_INP_RUNLOCK(inp); 212 SCTP_INP_INFO_RUNLOCK(); 213 return (-1); 214 } 215 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 216 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 217 if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) 218 /* Skip loopback if loopback_scope not set */ 219 continue; 220 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 221 if (stcb) { 222 /* 223 * ignore if blacklisted at 224 * association level 225 */ 226 if (sctp_is_addr_restricted(stcb, sctp_ifa)) 227 continue; 228 } 229 switch (sctp_ifa->address.sa.sa_family) { 230 case AF_INET: 231 if (ipv4_addr_legal) { 232 struct sockaddr_in *sin; 233 234 sin = (struct sockaddr_in *)&sctp_ifa->address.sa; 235 if (sin->sin_addr.s_addr == 0) 236 continue; 237 if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) 238 continue; 239 } else { 240 continue; 241 } 242 break; 243 #ifdef INET6 244 case AF_INET6: 245 if (ipv6_addr_legal) { 246 struct sockaddr_in6 *sin6; 247 248 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; 249 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) 250 continue; 251 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 252 if (local_scope == 0) 253 continue; 254 if (sin6->sin6_scope_id == 0) { 255 /* 256 * bad link 257 * local 258 * address 259 */ 260 if (sa6_recoverscope(sin6) != 0) 261 continue; 262 } 263 } 264 if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) 265 continue; 266 } else { 267 continue; 268 } 269 break; 270 #endif 271 default: 272 continue; 273 } 274 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 275 memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore)); 276 SCTP_INP_RUNLOCK(inp); 277 SCTP_INP_INFO_RUNLOCK(); 278 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 279 if (error) { 280 return (error); 281 } else { 282 SCTP_INP_INFO_RLOCK(); 283 SCTP_INP_RLOCK(inp); 284 } 285 } 286 } 287 } else { 288 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 289 /* ignore if blacklisted at association level */ 290 if (stcb && sctp_is_addr_restricted(stcb, laddr->ifa)) 291 continue; 292 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 293 memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore)); 294 xladdr.start_time.tv_sec = (uint32_t) laddr->start_time.tv_sec; 295 xladdr.start_time.tv_usec = (uint32_t) laddr->start_time.tv_usec; 296 SCTP_INP_RUNLOCK(inp); 297 SCTP_INP_INFO_RUNLOCK(); 298 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 299 if (error) { 300 return (error); 301 } else { 302 SCTP_INP_INFO_RLOCK(); 303 SCTP_INP_RLOCK(inp); 304 } 305 } 306 } 307 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 308 xladdr.last = 1; 309 SCTP_INP_RUNLOCK(inp); 310 SCTP_INP_INFO_RUNLOCK(); 311 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 312 313 if (error) { 314 return (error); 315 } else { 316 SCTP_INP_INFO_RLOCK(); 317 SCTP_INP_RLOCK(inp); 318 return (0); 319 } 320 } 321 322 /* 323 * sysctl functions 324 */ 325 static int 326 sctp_assoclist(SYSCTL_HANDLER_ARGS) 327 { 328 unsigned int number_of_endpoints; 329 unsigned int number_of_local_addresses; 330 unsigned int number_of_associations; 331 unsigned int number_of_remote_addresses; 332 unsigned int n; 333 int error; 334 struct sctp_inpcb *inp; 335 struct sctp_tcb *stcb; 336 struct sctp_nets *net; 337 struct xsctp_inpcb xinpcb; 338 struct xsctp_tcb xstcb; 339 struct xsctp_raddr xraddr; 340 struct socket *so; 341 342 number_of_endpoints = 0; 343 number_of_local_addresses = 0; 344 number_of_associations = 0; 345 number_of_remote_addresses = 0; 346 347 SCTP_INP_INFO_RLOCK(); 348 if (req->oldptr == USER_ADDR_NULL) { 349 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 350 SCTP_INP_RLOCK(inp); 351 number_of_endpoints++; 352 number_of_local_addresses += number_of_addresses(inp); 353 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 354 number_of_associations++; 355 number_of_local_addresses += number_of_addresses(inp); 356 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 357 number_of_remote_addresses++; 358 } 359 } 360 SCTP_INP_RUNLOCK(inp); 361 } 362 SCTP_INP_INFO_RUNLOCK(); 363 n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) + 364 (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) + 365 (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) + 366 (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr); 367 368 /* request some more memory than needed */ 369 req->oldidx = (n + n / 8); 370 return 0; 371 } 372 if (req->newptr != USER_ADDR_NULL) { 373 SCTP_INP_INFO_RUNLOCK(); 374 SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM); 375 return EPERM; 376 } 377 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 378 SCTP_INP_RLOCK(inp); 379 if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) { 380 /* if its allgone it is being freed - skip it */ 381 goto skip; 382 } 383 xinpcb.last = 0; 384 xinpcb.local_port = ntohs(inp->sctp_lport); 385 xinpcb.flags = inp->sctp_flags; 386 xinpcb.features = inp->sctp_features; 387 xinpcb.total_sends = inp->total_sends; 388 xinpcb.total_recvs = inp->total_recvs; 389 xinpcb.total_nospaces = inp->total_nospaces; 390 xinpcb.fragmentation_point = inp->sctp_frag_point; 391 so = inp->sctp_socket; 392 if ((so == NULL) || 393 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 394 xinpcb.qlen = 0; 395 xinpcb.maxqlen = 0; 396 } else { 397 xinpcb.qlen = so->so_qlen; 398 xinpcb.maxqlen = so->so_qlimit; 399 } 400 SCTP_INP_INCR_REF(inp); 401 SCTP_INP_RUNLOCK(inp); 402 SCTP_INP_INFO_RUNLOCK(); 403 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 404 if (error) { 405 SCTP_INP_DECR_REF(inp); 406 return error; 407 } 408 SCTP_INP_INFO_RLOCK(); 409 SCTP_INP_RLOCK(inp); 410 error = copy_out_local_addresses(inp, NULL, req); 411 if (error) { 412 SCTP_INP_DECR_REF(inp); 413 return error; 414 } 415 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 416 SCTP_TCB_LOCK(stcb); 417 atomic_add_int(&stcb->asoc.refcnt, 1); 418 SCTP_TCB_UNLOCK(stcb); 419 xstcb.last = 0; 420 xstcb.local_port = ntohs(inp->sctp_lport); 421 xstcb.remote_port = ntohs(stcb->rport); 422 if (stcb->asoc.primary_destination != NULL) 423 xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr; 424 xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay; 425 xstcb.state = SCTP_GET_STATE(&stcb->asoc); /* FIXME */ 426 /* 7.0 does not support these */ 427 xstcb.assoc_id = sctp_get_associd(stcb); 428 xstcb.peers_rwnd = stcb->asoc.peers_rwnd; 429 xstcb.in_streams = stcb->asoc.streamincnt; 430 xstcb.out_streams = stcb->asoc.streamoutcnt; 431 xstcb.max_nr_retrans = stcb->asoc.overall_error_count; 432 xstcb.primary_process = 0; /* not really supported 433 * yet */ 434 xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie; 435 xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack; 436 xstcb.retransmitted_tsns = stcb->asoc.marked_retrans; 437 xstcb.start_time.tv_sec = (uint32_t) stcb->asoc.start_time.tv_sec; 438 xstcb.start_time.tv_usec = (uint32_t) stcb->asoc.start_time.tv_usec; 439 xstcb.discontinuity_time.tv_sec = (uint32_t) stcb->asoc.discontinuity_time.tv_sec; 440 xstcb.discontinuity_time.tv_usec = (uint32_t) stcb->asoc.discontinuity_time.tv_usec; 441 xstcb.total_sends = stcb->total_sends; 442 xstcb.total_recvs = stcb->total_recvs; 443 xstcb.local_tag = stcb->asoc.my_vtag; 444 xstcb.remote_tag = stcb->asoc.peer_vtag; 445 xstcb.initial_tsn = stcb->asoc.init_seq_number; 446 xstcb.highest_tsn = stcb->asoc.sending_seq - 1; 447 xstcb.cumulative_tsn = stcb->asoc.last_acked_seq; 448 xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn; 449 xstcb.mtu = stcb->asoc.smallest_mtu; 450 xstcb.refcnt = stcb->asoc.refcnt; 451 SCTP_INP_RUNLOCK(inp); 452 SCTP_INP_INFO_RUNLOCK(); 453 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 454 if (error) { 455 SCTP_INP_DECR_REF(inp); 456 atomic_subtract_int(&stcb->asoc.refcnt, 1); 457 return error; 458 } 459 SCTP_INP_INFO_RLOCK(); 460 SCTP_INP_RLOCK(inp); 461 error = copy_out_local_addresses(inp, stcb, req); 462 if (error) { 463 SCTP_INP_DECR_REF(inp); 464 atomic_subtract_int(&stcb->asoc.refcnt, 1); 465 return error; 466 } 467 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 468 xraddr.last = 0; 469 xraddr.address = net->ro._l_addr; 470 xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE); 471 xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0); 472 xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0); 473 xraddr.rto = net->RTO; 474 xraddr.max_path_rtx = net->failure_threshold; 475 xraddr.rtx = net->marked_retrans; 476 xraddr.error_counter = net->error_count; 477 xraddr.cwnd = net->cwnd; 478 xraddr.flight_size = net->flight_size; 479 xraddr.mtu = net->mtu; 480 xraddr.rtt = net->rtt; 481 xraddr.start_time.tv_sec = (uint32_t) net->start_time.tv_sec; 482 xraddr.start_time.tv_usec = (uint32_t) net->start_time.tv_usec; 483 SCTP_INP_RUNLOCK(inp); 484 SCTP_INP_INFO_RUNLOCK(); 485 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 486 if (error) { 487 SCTP_INP_DECR_REF(inp); 488 atomic_subtract_int(&stcb->asoc.refcnt, 1); 489 return error; 490 } 491 SCTP_INP_INFO_RLOCK(); 492 SCTP_INP_RLOCK(inp); 493 } 494 atomic_subtract_int(&stcb->asoc.refcnt, 1); 495 memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr)); 496 xraddr.last = 1; 497 SCTP_INP_RUNLOCK(inp); 498 SCTP_INP_INFO_RUNLOCK(); 499 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 500 if (error) { 501 SCTP_INP_DECR_REF(inp); 502 return error; 503 } 504 SCTP_INP_INFO_RLOCK(); 505 SCTP_INP_RLOCK(inp); 506 } 507 SCTP_INP_DECR_REF(inp); 508 SCTP_INP_RUNLOCK(inp); 509 SCTP_INP_INFO_RUNLOCK(); 510 memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb)); 511 xstcb.last = 1; 512 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 513 if (error) { 514 return error; 515 } 516 skip: 517 SCTP_INP_INFO_RLOCK(); 518 } 519 SCTP_INP_INFO_RUNLOCK(); 520 521 memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb)); 522 xinpcb.last = 1; 523 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 524 return error; 525 } 526 527 528 #define RANGECHK(var, min, max) \ 529 if ((var) < (min)) { (var) = (min); } \ 530 else if ((var) > (max)) { (var) = (max); } 531 532 static int 533 sysctl_sctp_udp_tunneling_check(SYSCTL_HANDLER_ARGS) 534 { 535 int error; 536 uint32_t old_sctp_udp_tunneling_port; 537 538 SCTP_INP_INFO_RLOCK(); 539 old_sctp_udp_tunneling_port = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port); 540 SCTP_INP_INFO_RUNLOCK(); 541 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 542 if (error == 0) { 543 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), SCTPCTL_UDP_TUNNELING_PORT_MIN, SCTPCTL_UDP_TUNNELING_PORT_MAX); 544 if (old_sctp_udp_tunneling_port == SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 545 error = 0; 546 goto out; 547 } 548 SCTP_INP_INFO_WLOCK(); 549 if (old_sctp_udp_tunneling_port) { 550 sctp_over_udp_stop(); 551 } 552 if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 553 if (sctp_over_udp_start()) { 554 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = 0; 555 } 556 } 557 SCTP_INP_INFO_WUNLOCK(); 558 } 559 out: 560 return (error); 561 } 562 563 564 static int 565 sysctl_sctp_check(SYSCTL_HANDLER_ARGS) 566 { 567 int error; 568 569 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 570 if (error == 0) { 571 RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX); 572 RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX); 573 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX); 574 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX); 575 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_sacks), SCTPCTL_STRICT_SACKS_MIN, SCTPCTL_STRICT_SACKS_MAX); 576 #if !defined(SCTP_WITH_NO_CSUM) 577 RANGECHK(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), SCTPCTL_LOOPBACK_NOCSUM_MIN, SCTPCTL_LOOPBACK_NOCSUM_MAX); 578 #endif 579 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_init), SCTPCTL_STRICT_INIT_MIN, SCTPCTL_STRICT_INIT_MAX); 580 RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX); 581 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX); 582 RANGECHK(SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), SCTPCTL_FRMAXBURST_MIN, SCTPCTL_FRMAXBURST_MAX); 583 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX); 584 RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX); 585 RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX); 586 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX); 587 RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX); 588 RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX); 589 RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX); 590 RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX); 591 RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX); 592 RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX); 593 RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX); 594 RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX); 595 RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX); 596 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX); 597 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX); 598 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX); 599 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX); 600 RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX); 601 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX); 602 RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX); 603 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX); 604 RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX); 605 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX); 606 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX); 607 /* EY */ 608 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), SCTPCTL_NR_SACK_ON_OFF_MIN, SCTPCTL_NR_SACK_ON_OFF_MAX); 609 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX); 610 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_pf), SCTPCTL_CMT_PF_MIN, SCTPCTL_CMT_PF_MAX); 611 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX); 612 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr), SCTPCTL_EARLY_FAST_RETRAN_MIN, SCTPCTL_EARLY_FAST_RETRAN_MAX); 613 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr_msec), SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN, SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX); 614 RANGECHK(SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), SCTPCTL_ASCONF_AUTH_NOCHK_MIN, SCTPCTL_ASCONF_AUTH_NOCHK_MAX); 615 RANGECHK(SCTP_BASE_SYSCTL(sctp_auth_disable), SCTPCTL_AUTH_DISABLE_MIN, SCTPCTL_AUTH_DISABLE_MAX); 616 RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX); 617 RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX); 618 RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX); 619 RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX); 620 RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX); 621 RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX); 622 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_data_order), SCTPCTL_STRICT_DATA_ORDER_MIN, SCTPCTL_STRICT_DATA_ORDER_MAX); 623 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX); 624 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX); 625 RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX); 626 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX); 627 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_ss_module), SCTPCTL_DEFAULT_SS_MODULE_MIN, SCTPCTL_DEFAULT_SS_MODULE_MAX); 628 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX); 629 RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX); 630 RANGECHK(SCTP_BASE_SYSCTL(sctp_buffer_splitting), SCTPCTL_BUFFER_SPLITTING_MIN, SCTPCTL_BUFFER_SPLITTING_MAX); 631 RANGECHK(SCTP_BASE_SYSCTL(sctp_initial_cwnd), SCTPCTL_INITIAL_CWND_MIN, SCTPCTL_INITIAL_CWND_MAX); 632 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX); 633 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX); 634 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN, SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MAX); 635 RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX); 636 RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_INITS_MIN, SCTPCTL_NAT_FRIENDLY_INITS_MAX); 637 638 #ifdef SCTP_DEBUG 639 RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX); 640 #endif 641 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 642 RANGECHK(SCTP_BASE_SYSCTL(sctp_output_unlocked), SCTPCTL_OUTPUT_UNLOCKED_MIN, SCTPCTL_OUTPUT_UNLOCKED_MAX); 643 #endif 644 } 645 return (error); 646 } 647 648 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 649 static int 650 sysctl_stat_get(SYSCTL_HANDLER_ARGS) 651 { 652 int cpu, error; 653 struct sctpstat sb, *sarry, *cpin = NULL; 654 655 if ((req->newptr) && (req->newlen == sizeof(struct sctpstat))) { 656 /* 657 * User wants us to clear or at least reset the counters to 658 * the specified values. 659 */ 660 cpin = (struct sctpstat *)req->newptr; 661 } else if (req->newptr) { 662 /* Must be a stat structure */ 663 return (EINVAL); 664 } 665 memset(&sb, 0, sizeof(sb)); 666 for (cpu = 0; cpu < mp_maxid; cpu++) { 667 sarry = &SCTP_BASE_STATS[cpu]; 668 if (sarry->sctps_discontinuitytime.tv_sec > sb.sctps_discontinuitytime.tv_sec) { 669 sb.sctps_discontinuitytime.tv_sec = sarry->sctps_discontinuitytime.tv_sec; 670 sb.sctps_discontinuitytime.tv_usec = sarry->sctps_discontinuitytime.tv_usec; 671 } 672 sb.sctps_currestab += sarry->sctps_currestab; 673 sb.sctps_activeestab += sarry->sctps_activeestab; 674 sb.sctps_restartestab += sarry->sctps_restartestab; 675 sb.sctps_collisionestab += sarry->sctps_collisionestab; 676 sb.sctps_passiveestab += sarry->sctps_passiveestab; 677 sb.sctps_aborted += sarry->sctps_aborted; 678 sb.sctps_shutdown += sarry->sctps_shutdown; 679 sb.sctps_outoftheblue += sarry->sctps_outoftheblue; 680 sb.sctps_checksumerrors += sarry->sctps_checksumerrors; 681 sb.sctps_outcontrolchunks += sarry->sctps_outcontrolchunks; 682 sb.sctps_outorderchunks += sarry->sctps_outorderchunks; 683 sb.sctps_outunorderchunks += sarry->sctps_outunorderchunks; 684 sb.sctps_incontrolchunks += sarry->sctps_incontrolchunks; 685 sb.sctps_inorderchunks += sarry->sctps_inorderchunks; 686 sb.sctps_inunorderchunks += sarry->sctps_inunorderchunks; 687 sb.sctps_fragusrmsgs += sarry->sctps_fragusrmsgs; 688 sb.sctps_reasmusrmsgs += sarry->sctps_reasmusrmsgs; 689 sb.sctps_outpackets += sarry->sctps_outpackets; 690 sb.sctps_inpackets += sarry->sctps_inpackets; 691 sb.sctps_recvpackets += sarry->sctps_recvpackets; 692 sb.sctps_recvdatagrams += sarry->sctps_recvdatagrams; 693 sb.sctps_recvpktwithdata += sarry->sctps_recvpktwithdata; 694 sb.sctps_recvsacks += sarry->sctps_recvsacks; 695 sb.sctps_recvdata += sarry->sctps_recvdata; 696 sb.sctps_recvdupdata += sarry->sctps_recvdupdata; 697 sb.sctps_recvheartbeat += sarry->sctps_recvheartbeat; 698 sb.sctps_recvheartbeatack += sarry->sctps_recvheartbeatack; 699 sb.sctps_recvecne += sarry->sctps_recvecne; 700 sb.sctps_recvauth += sarry->sctps_recvauth; 701 sb.sctps_recvauthmissing += sarry->sctps_recvauthmissing; 702 sb.sctps_recvivalhmacid += sarry->sctps_recvivalhmacid; 703 sb.sctps_recvivalkeyid += sarry->sctps_recvivalkeyid; 704 sb.sctps_recvauthfailed += sarry->sctps_recvauthfailed; 705 sb.sctps_recvexpress += sarry->sctps_recvexpress; 706 sb.sctps_recvexpressm += sarry->sctps_recvexpressm; 707 sb.sctps_recvnocrc += sarry->sctps_recvnocrc; 708 sb.sctps_recvswcrc += sarry->sctps_recvswcrc; 709 sb.sctps_recvhwcrc += sarry->sctps_recvhwcrc; 710 sb.sctps_sendpackets += sarry->sctps_sendpackets; 711 sb.sctps_sendsacks += sarry->sctps_sendsacks; 712 sb.sctps_senddata += sarry->sctps_senddata; 713 sb.sctps_sendretransdata += sarry->sctps_sendretransdata; 714 sb.sctps_sendfastretrans += sarry->sctps_sendfastretrans; 715 sb.sctps_sendmultfastretrans += sarry->sctps_sendmultfastretrans; 716 sb.sctps_sendheartbeat += sarry->sctps_sendheartbeat; 717 sb.sctps_sendecne += sarry->sctps_sendecne; 718 sb.sctps_sendauth += sarry->sctps_sendauth; 719 sb.sctps_senderrors += sarry->sctps_senderrors; 720 sb.sctps_sendnocrc += sarry->sctps_sendnocrc; 721 sb.sctps_sendswcrc += sarry->sctps_sendswcrc; 722 sb.sctps_sendhwcrc += sarry->sctps_sendhwcrc; 723 sb.sctps_pdrpfmbox += sarry->sctps_pdrpfmbox; 724 sb.sctps_pdrpfehos += sarry->sctps_pdrpfehos; 725 sb.sctps_pdrpmbda += sarry->sctps_pdrpmbda; 726 sb.sctps_pdrpmbct += sarry->sctps_pdrpmbct; 727 sb.sctps_pdrpbwrpt += sarry->sctps_pdrpbwrpt; 728 sb.sctps_pdrpcrupt += sarry->sctps_pdrpcrupt; 729 sb.sctps_pdrpnedat += sarry->sctps_pdrpnedat; 730 sb.sctps_pdrppdbrk += sarry->sctps_pdrppdbrk; 731 sb.sctps_pdrptsnnf += sarry->sctps_pdrptsnnf; 732 sb.sctps_pdrpdnfnd += sarry->sctps_pdrpdnfnd; 733 sb.sctps_pdrpdiwnp += sarry->sctps_pdrpdiwnp; 734 sb.sctps_pdrpdizrw += sarry->sctps_pdrpdizrw; 735 sb.sctps_pdrpbadd += sarry->sctps_pdrpbadd; 736 sb.sctps_pdrpmark += sarry->sctps_pdrpmark; 737 sb.sctps_timoiterator += sarry->sctps_timoiterator; 738 sb.sctps_timodata += sarry->sctps_timodata; 739 sb.sctps_timowindowprobe += sarry->sctps_timowindowprobe; 740 sb.sctps_timoinit += sarry->sctps_timoinit; 741 sb.sctps_timosack += sarry->sctps_timosack; 742 sb.sctps_timoshutdown += sarry->sctps_timoshutdown; 743 sb.sctps_timoheartbeat += sarry->sctps_timoheartbeat; 744 sb.sctps_timocookie += sarry->sctps_timocookie; 745 sb.sctps_timosecret += sarry->sctps_timosecret; 746 sb.sctps_timopathmtu += sarry->sctps_timopathmtu; 747 sb.sctps_timoshutdownack += sarry->sctps_timoshutdownack; 748 sb.sctps_timoshutdownguard += sarry->sctps_timoshutdownguard; 749 sb.sctps_timostrmrst += sarry->sctps_timostrmrst; 750 sb.sctps_timoearlyfr += sarry->sctps_timoearlyfr; 751 sb.sctps_timoasconf += sarry->sctps_timoasconf; 752 sb.sctps_timodelprim += sarry->sctps_timodelprim; 753 sb.sctps_timoautoclose += sarry->sctps_timoautoclose; 754 sb.sctps_timoassockill += sarry->sctps_timoassockill; 755 sb.sctps_timoinpkill += sarry->sctps_timoinpkill; 756 sb.sctps_earlyfrstart += sarry->sctps_earlyfrstart; 757 sb.sctps_earlyfrstop += sarry->sctps_earlyfrstop; 758 sb.sctps_earlyfrmrkretrans += sarry->sctps_earlyfrmrkretrans; 759 sb.sctps_earlyfrstpout += sarry->sctps_earlyfrstpout; 760 sb.sctps_earlyfrstpidsck1 += sarry->sctps_earlyfrstpidsck1; 761 sb.sctps_earlyfrstpidsck2 += sarry->sctps_earlyfrstpidsck2; 762 sb.sctps_earlyfrstpidsck3 += sarry->sctps_earlyfrstpidsck3; 763 sb.sctps_earlyfrstpidsck4 += sarry->sctps_earlyfrstpidsck4; 764 sb.sctps_earlyfrstrid += sarry->sctps_earlyfrstrid; 765 sb.sctps_earlyfrstrout += sarry->sctps_earlyfrstrout; 766 sb.sctps_earlyfrstrtmr += sarry->sctps_earlyfrstrtmr; 767 sb.sctps_hdrops += sarry->sctps_hdrops; 768 sb.sctps_badsum += sarry->sctps_badsum; 769 sb.sctps_noport += sarry->sctps_noport; 770 sb.sctps_badvtag += sarry->sctps_badvtag; 771 sb.sctps_badsid += sarry->sctps_badsid; 772 sb.sctps_nomem += sarry->sctps_nomem; 773 sb.sctps_fastretransinrtt += sarry->sctps_fastretransinrtt; 774 sb.sctps_markedretrans += sarry->sctps_markedretrans; 775 sb.sctps_naglesent += sarry->sctps_naglesent; 776 sb.sctps_naglequeued += sarry->sctps_naglequeued; 777 sb.sctps_maxburstqueued += sarry->sctps_maxburstqueued; 778 sb.sctps_ifnomemqueued += sarry->sctps_ifnomemqueued; 779 sb.sctps_windowprobed += sarry->sctps_windowprobed; 780 sb.sctps_lowlevelerr += sarry->sctps_lowlevelerr; 781 sb.sctps_lowlevelerrusr += sarry->sctps_lowlevelerrusr; 782 sb.sctps_datadropchklmt += sarry->sctps_datadropchklmt; 783 sb.sctps_datadroprwnd += sarry->sctps_datadroprwnd; 784 sb.sctps_ecnereducedcwnd += sarry->sctps_ecnereducedcwnd; 785 sb.sctps_vtagexpress += sarry->sctps_vtagexpress; 786 sb.sctps_vtagbogus += sarry->sctps_vtagbogus; 787 sb.sctps_primary_randry += sarry->sctps_primary_randry; 788 sb.sctps_cmt_randry += sarry->sctps_cmt_randry; 789 sb.sctps_slowpath_sack += sarry->sctps_slowpath_sack; 790 sb.sctps_wu_sacks_sent += sarry->sctps_wu_sacks_sent; 791 sb.sctps_sends_with_flags += sarry->sctps_sends_with_flags; 792 sb.sctps_sends_with_unord += sarry->sctps_sends_with_unord; 793 sb.sctps_sends_with_eof += sarry->sctps_sends_with_eof; 794 sb.sctps_sends_with_abort += sarry->sctps_sends_with_abort; 795 sb.sctps_protocol_drain_calls += sarry->sctps_protocol_drain_calls; 796 sb.sctps_protocol_drains_done += sarry->sctps_protocol_drains_done; 797 sb.sctps_read_peeks += sarry->sctps_read_peeks; 798 sb.sctps_cached_chk += sarry->sctps_cached_chk; 799 sb.sctps_cached_strmoq += sarry->sctps_cached_strmoq; 800 sb.sctps_left_abandon += sarry->sctps_left_abandon; 801 sb.sctps_send_burst_avoid += sarry->sctps_send_burst_avoid; 802 sb.sctps_send_cwnd_avoid += sarry->sctps_send_cwnd_avoid; 803 sb.sctps_fwdtsn_map_over += sarry->sctps_fwdtsn_map_over; 804 if (cpin) { 805 memcpy(sarry, cpin, sizeof(struct sctpstat)); 806 } 807 } 808 error = SYSCTL_OUT(req, &sb, sizeof(sb)); 809 return (error); 810 } 811 812 #endif 813 814 #if defined(SCTP_LOCAL_TRACE_BUF) 815 static int 816 sysctl_sctp_cleartrace(SYSCTL_HANDLER_ARGS) 817 { 818 int error = 0; 819 820 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 821 return (error); 822 } 823 824 #endif 825 826 827 /* 828 * sysctl definitions 829 */ 830 831 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sendspace, CTLTYPE_UINT | CTLFLAG_RW, 832 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check, "IU", 833 SCTPCTL_MAXDGRAM_DESC); 834 835 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, recvspace, CTLTYPE_UINT | CTLFLAG_RW, 836 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check, "IU", 837 SCTPCTL_RECVSPACE_DESC); 838 839 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_UINT | CTLFLAG_RW, 840 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU", 841 SCTPCTL_AUTOASCONF_DESC); 842 843 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ecn_enable, CTLTYPE_UINT | CTLFLAG_RW, 844 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check, "IU", 845 SCTPCTL_ECN_ENABLE_DESC); 846 847 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_sacks, CTLTYPE_UINT | CTLFLAG_RW, 848 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check, "IU", 849 SCTPCTL_STRICT_SACKS_DESC); 850 851 #if !defined(SCTP_WITH_NO_CSUM) 852 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, loopback_nocsum, CTLTYPE_UINT | CTLFLAG_RW, 853 &SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), 0, sysctl_sctp_check, "IU", 854 SCTPCTL_LOOPBACK_NOCSUM_DESC); 855 #endif 856 857 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_init, CTLTYPE_UINT | CTLFLAG_RW, 858 &SCTP_BASE_SYSCTL(sctp_strict_init), 0, sysctl_sctp_check, "IU", 859 SCTPCTL_STRICT_INIT_DESC); 860 861 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, peer_chkoh, CTLTYPE_UINT | CTLFLAG_RW, 862 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check, "IU", 863 SCTPCTL_PEER_CHKOH_DESC); 864 865 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxburst, CTLTYPE_UINT | CTLFLAG_RW, 866 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check, "IU", 867 SCTPCTL_MAXBURST_DESC); 868 869 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, fr_maxburst, CTLTYPE_UINT | CTLFLAG_RW, 870 &SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), 0, sysctl_sctp_check, "IU", 871 SCTPCTL_FRMAXBURST_DESC); 872 873 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxchunks, CTLTYPE_UINT | CTLFLAG_RW, 874 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check, "IU", 875 SCTPCTL_MAXCHUNKS_DESC); 876 877 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, tcbhashsize, CTLTYPE_UINT | CTLFLAG_RW, 878 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check, "IU", 879 SCTPCTL_TCBHASHSIZE_DESC); 880 881 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pcbhashsize, CTLTYPE_UINT | CTLFLAG_RW, 882 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check, "IU", 883 SCTPCTL_PCBHASHSIZE_DESC); 884 885 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, min_split_point, CTLTYPE_UINT | CTLFLAG_RW, 886 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check, "IU", 887 SCTPCTL_MIN_SPLIT_POINT_DESC); 888 889 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, chunkscale, CTLTYPE_UINT | CTLFLAG_RW, 890 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check, "IU", 891 SCTPCTL_CHUNKSCALE_DESC); 892 893 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, delayed_sack_time, CTLTYPE_UINT | CTLFLAG_RW, 894 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check, "IU", 895 SCTPCTL_DELAYED_SACK_TIME_DESC); 896 897 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sack_freq, CTLTYPE_UINT | CTLFLAG_RW, 898 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check, "IU", 899 SCTPCTL_SACK_FREQ_DESC); 900 901 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sys_resource, CTLTYPE_UINT | CTLFLAG_RW, 902 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check, "IU", 903 SCTPCTL_SYS_RESOURCE_DESC); 904 905 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asoc_resource, CTLTYPE_UINT | CTLFLAG_RW, 906 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check, "IU", 907 SCTPCTL_ASOC_RESOURCE_DESC); 908 909 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, heartbeat_interval, CTLTYPE_UINT | CTLFLAG_RW, 910 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check, "IU", 911 SCTPCTL_HEARTBEAT_INTERVAL_DESC); 912 913 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pmtu_raise_time, CTLTYPE_UINT | CTLFLAG_RW, 914 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check, "IU", 915 SCTPCTL_PMTU_RAISE_TIME_DESC); 916 917 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, shutdown_guard_time, CTLTYPE_UINT | CTLFLAG_RW, 918 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check, "IU", 919 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC); 920 921 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, secret_lifetime, CTLTYPE_UINT | CTLFLAG_RW, 922 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check, "IU", 923 SCTPCTL_SECRET_LIFETIME_DESC); 924 925 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_max, CTLTYPE_UINT | CTLFLAG_RW, 926 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check, "IU", 927 SCTPCTL_RTO_MAX_DESC); 928 929 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_min, CTLTYPE_UINT | CTLFLAG_RW, 930 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check, "IU", 931 SCTPCTL_RTO_MIN_DESC); 932 933 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_initial, CTLTYPE_UINT | CTLFLAG_RW, 934 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check, "IU", 935 SCTPCTL_RTO_INITIAL_DESC); 936 937 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rto_max, CTLTYPE_UINT | CTLFLAG_RW, 938 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check, "IU", 939 SCTPCTL_INIT_RTO_MAX_DESC); 940 941 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, valid_cookie_life, CTLTYPE_UINT | CTLFLAG_RW, 942 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check, "IU", 943 SCTPCTL_VALID_COOKIE_LIFE_DESC); 944 945 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rtx_max, CTLTYPE_UINT | CTLFLAG_RW, 946 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check, "IU", 947 SCTPCTL_INIT_RTX_MAX_DESC); 948 949 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoc_rtx_max, CTLTYPE_UINT | CTLFLAG_RW, 950 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check, "IU", 951 SCTPCTL_ASSOC_RTX_MAX_DESC); 952 953 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, path_rtx_max, CTLTYPE_UINT | CTLFLAG_RW, 954 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check, "IU", 955 SCTPCTL_PATH_RTX_MAX_DESC); 956 957 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, add_more_on_output, CTLTYPE_UINT | CTLFLAG_RW, 958 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check, "IU", 959 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC); 960 961 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, outgoing_streams, CTLTYPE_UINT | CTLFLAG_RW, 962 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check, "IU", 963 SCTPCTL_OUTGOING_STREAMS_DESC); 964 965 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_on_off, CTLTYPE_UINT | CTLFLAG_RW, 966 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check, "IU", 967 SCTPCTL_CMT_ON_OFF_DESC); 968 969 /* EY */ 970 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nr_sack_on_off, CTLTYPE_UINT | CTLFLAG_RW, 971 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check, "IU", 972 SCTPCTL_NR_SACK_ON_OFF_DESC); 973 974 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_use_dac, CTLTYPE_UINT | CTLFLAG_RW, 975 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check, "IU", 976 SCTPCTL_CMT_USE_DAC_DESC); 977 978 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_pf, CTLTYPE_UINT | CTLFLAG_RW, 979 &SCTP_BASE_SYSCTL(sctp_cmt_pf), 0, sysctl_sctp_check, "IU", 980 SCTPCTL_CMT_PF_DESC); 981 982 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cwnd_maxburst, CTLTYPE_UINT | CTLFLAG_RW, 983 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check, "IU", 984 SCTPCTL_CWND_MAXBURST_DESC); 985 986 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran, CTLTYPE_UINT | CTLFLAG_RW, 987 &SCTP_BASE_SYSCTL(sctp_early_fr), 0, sysctl_sctp_check, "IU", 988 SCTPCTL_EARLY_FAST_RETRAN_DESC); 989 990 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran_msec, CTLTYPE_UINT | CTLFLAG_RW, 991 &SCTP_BASE_SYSCTL(sctp_early_fr_msec), 0, sysctl_sctp_check, "IU", 992 SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC); 993 994 SYSCTL_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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_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 1071 1072 1073 #endif 1074 1075 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_for_client_enable, CTLTYPE_UINT | CTLFLAG_RW, 1076 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), 0, sysctl_sctp_check, "IU", 1077 SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DESC); 1078 1079 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLTYPE_UINT | CTLFLAG_RW, 1080 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check, "IU", 1081 SCTPCTL_UDP_TUNNELING_PORT_DESC); 1082 1083 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, enable_sack_immediately, CTLTYPE_UINT | CTLFLAG_RW, 1084 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check, "IU", 1085 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC); 1086 1087 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nat_friendly_init, CTLTYPE_UINT | CTLFLAG_RW, 1088 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check, "IU", 1089 SCTPCTL_NAT_FRIENDLY_INITS_DESC); 1090 1091 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, vtag_time_wait, CTLTYPE_UINT | CTLFLAG_RW, 1092 &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sysctl_sctp_check, "IU", 1093 SCTPCTL_TIME_WAIT_DESC); 1094 1095 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, buffer_splitting, CTLTYPE_UINT | CTLFLAG_RW, 1096 &SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sysctl_sctp_check, "IU", 1097 SCTPCTL_BUFFER_SPLITTING_DESC); 1098 1099 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, initial_cwnd, CTLTYPE_UINT | CTLFLAG_RW, 1100 &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sysctl_sctp_check, "IU", 1101 SCTPCTL_INITIAL_CWND_DESC); 1102 1103 #ifdef SCTP_DEBUG 1104 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_UINT | CTLFLAG_RW, 1105 &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU", 1106 SCTPCTL_DEBUG_DESC); 1107 #endif /* SCTP_DEBUG */ 1108 1109 1110 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 1111 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, output_unlocked, CTLTYPE_UINT | CTLFLAG_RW, 1112 &SCTP_BASE_SYSCTL(sctp_output_unlocked), 0, sysctl_sctp_check, "IU", 1113 SCTPCTL_OUTPUT_UNLOCKED_DESC); 1114 #endif 1115 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 1116 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, stats, 1117 CTLTYPE_STRUCT | CTLFLAG_RW, 1118 0, 0, sysctl_stat_get, "S,sctpstat", 1119 "SCTP statistics (struct sctp_stat)"); 1120 #else 1121 SYSCTL_STRUCT(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_RW, 1122 &SCTP_BASE_STATS_SYSCTL, sctpstat, 1123 "SCTP statistics (struct sctp_stat)"); 1124 #endif 1125 1126 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLTYPE_OPAQUE | CTLFLAG_RD, 1127 0, 0, sctp_assoclist, 1128 "S,xassoc", "List of active SCTP associations"); 1129