1 /*- 2 * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * a) Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. 9 * 10 * b) Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the distribution. 13 * 14 * c) Neither the name of Cisco Systems, Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #include <netinet/sctp_os.h> 35 #include <netinet/sctp.h> 36 #include <netinet/sctp_constants.h> 37 #include <netinet/sctp_sysctl.h> 38 #include <netinet/sctp_pcb.h> 39 #include <netinet/sctputil.h> 40 #include <netinet/sctp_output.h> 41 #include <sys/smp.h> 42 43 /* 44 * sysctl tunable variables 45 */ 46 47 void 48 sctp_init_sysctls() 49 { 50 SCTP_BASE_SYSCTL(sctp_sendspace) = SCTPCTL_MAXDGRAM_DEFAULT; 51 SCTP_BASE_SYSCTL(sctp_recvspace) = SCTPCTL_RECVSPACE_DEFAULT; 52 SCTP_BASE_SYSCTL(sctp_auto_asconf) = SCTPCTL_AUTOASCONF_DEFAULT; 53 SCTP_BASE_SYSCTL(sctp_multiple_asconfs) = SCTPCTL_MULTIPLEASCONFS_DEFAULT; 54 SCTP_BASE_SYSCTL(sctp_ecn_enable) = SCTPCTL_ECN_ENABLE_DEFAULT; 55 SCTP_BASE_SYSCTL(sctp_ecn_nonce) = SCTPCTL_ECN_NONCE_DEFAULT; 56 SCTP_BASE_SYSCTL(sctp_strict_sacks) = SCTPCTL_STRICT_SACKS_DEFAULT; 57 #if !defined(SCTP_WITH_NO_CSUM) 58 SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) = SCTPCTL_LOOPBACK_NOCSUM_DEFAULT; 59 #endif 60 SCTP_BASE_SYSCTL(sctp_strict_init) = SCTPCTL_STRICT_INIT_DEFAULT; 61 SCTP_BASE_SYSCTL(sctp_peer_chunk_oh) = SCTPCTL_PEER_CHKOH_DEFAULT; 62 SCTP_BASE_SYSCTL(sctp_max_burst_default) = SCTPCTL_MAXBURST_DEFAULT; 63 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT; 64 SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT; 65 SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT; 66 SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT; 67 SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT; 68 SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT; 69 SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT; 70 SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT; 71 SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT; 72 SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT; 73 SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT; 74 SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT; 75 SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT; 76 SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT; 77 SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT; 78 SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT; 79 SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT; 80 SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT; 81 SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT; 82 SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT; 83 SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT; 84 SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_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_cmt_pf) = SCTPCTL_CMT_PF_DEFAULT; 91 SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT; 92 SCTP_BASE_SYSCTL(sctp_early_fr) = SCTPCTL_EARLY_FAST_RETRAN_DEFAULT; 93 SCTP_BASE_SYSCTL(sctp_early_fr_msec) = SCTPCTL_EARLY_FAST_RETRAN_MSEC_DEFAULT; 94 SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk) = SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT; 95 SCTP_BASE_SYSCTL(sctp_auth_disable) = SCTPCTL_AUTH_DISABLE_DEFAULT; 96 SCTP_BASE_SYSCTL(sctp_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT; 97 SCTP_BASE_SYSCTL(sctp_L2_abc_variable) = SCTPCTL_ABC_L_VAR_DEFAULT; 98 SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count) = SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT; 99 SCTP_BASE_SYSCTL(sctp_do_drain) = SCTPCTL_DO_SCTP_DRAIN_DEFAULT; 100 SCTP_BASE_SYSCTL(sctp_hb_maxburst) = SCTPCTL_HB_MAX_BURST_DEFAULT; 101 SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit) = SCTPCTL_ABORT_AT_LIMIT_DEFAULT; 102 SCTP_BASE_SYSCTL(sctp_strict_data_order) = SCTPCTL_STRICT_DATA_ORDER_DEFAULT; 103 SCTP_BASE_SYSCTL(sctp_min_residual) = SCTPCTL_MIN_RESIDUAL_DEFAULT; 104 SCTP_BASE_SYSCTL(sctp_max_retran_chunk) = SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT; 105 SCTP_BASE_SYSCTL(sctp_logging_level) = SCTPCTL_LOGGING_LEVEL_DEFAULT; 106 /* JRS - Variable for default congestion control module */ 107 SCTP_BASE_SYSCTL(sctp_default_cc_module) = SCTPCTL_DEFAULT_CC_MODULE_DEFAULT; 108 SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT; 109 SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT; 110 SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT; 111 SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT; 112 SCTP_BASE_SYSCTL(sctp_buffer_splitting) = SCTPCTL_BUFFER_SPLITTING_DEFAULT; 113 SCTP_BASE_SYSCTL(sctp_initial_cwnd) = SCTPCTL_INITIAL_CWND_DEFAULT; 114 #if defined(SCTP_LOCAL_TRACE_BUF) 115 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 116 #endif 117 SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable) = SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DEFAULT; 118 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT; 119 SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT; 120 SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT; 121 #if defined(SCTP_DEBUG) 122 SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT; 123 #endif 124 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 125 SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT; 126 #endif 127 } 128 129 130 /* It returns an upper limit. No filtering is done here */ 131 static unsigned int 132 number_of_addresses(struct sctp_inpcb *inp) 133 { 134 int cnt; 135 struct sctp_vrf *vrf; 136 struct sctp_ifn *sctp_ifn; 137 struct sctp_ifa *sctp_ifa; 138 struct sctp_laddr *laddr; 139 140 cnt = 0; 141 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 142 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 143 return (0); 144 } 145 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 146 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 147 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 148 if ((sctp_ifa->address.sa.sa_family == AF_INET) || 149 (sctp_ifa->address.sa.sa_family == AF_INET6)) { 150 cnt++; 151 } 152 } 153 } 154 } else { 155 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 156 if ((laddr->ifa->address.sa.sa_family == AF_INET) || 157 (laddr->ifa->address.sa.sa_family == AF_INET6)) { 158 cnt++; 159 } 160 } 161 } 162 return (cnt); 163 } 164 165 static int 166 copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req) 167 { 168 struct sctp_ifn *sctp_ifn; 169 struct sctp_ifa *sctp_ifa; 170 int loopback_scope, ipv4_local_scope, local_scope, site_scope; 171 int ipv4_addr_legal, ipv6_addr_legal; 172 struct sctp_vrf *vrf; 173 struct xsctp_laddr xladdr; 174 struct sctp_laddr *laddr; 175 int error; 176 177 /* Turn on all the appropriate scope */ 178 if (stcb) { 179 /* use association specific values */ 180 loopback_scope = stcb->asoc.loopback_scope; 181 ipv4_local_scope = stcb->asoc.ipv4_local_scope; 182 local_scope = stcb->asoc.local_scope; 183 site_scope = stcb->asoc.site_scope; 184 } else { 185 /* use generic values for endpoints */ 186 loopback_scope = 1; 187 ipv4_local_scope = 1; 188 local_scope = 1; 189 site_scope = 1; 190 } 191 192 /* use only address families of interest */ 193 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 194 ipv6_addr_legal = 1; 195 if (SCTP_IPV6_V6ONLY(inp)) { 196 ipv4_addr_legal = 0; 197 } else { 198 ipv4_addr_legal = 1; 199 } 200 } else { 201 ipv4_addr_legal = 1; 202 ipv6_addr_legal = 0; 203 } 204 205 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 206 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 207 SCTP_INP_RUNLOCK(inp); 208 SCTP_INP_INFO_RUNLOCK(); 209 return (-1); 210 } 211 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 212 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 213 if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) 214 /* Skip loopback if loopback_scope not set */ 215 continue; 216 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 217 if (stcb) { 218 /* 219 * ignore if blacklisted at 220 * association level 221 */ 222 if (sctp_is_addr_restricted(stcb, sctp_ifa)) 223 continue; 224 } 225 switch (sctp_ifa->address.sa.sa_family) { 226 case AF_INET: 227 if (ipv4_addr_legal) { 228 struct sockaddr_in *sin; 229 230 sin = (struct sockaddr_in *)&sctp_ifa->address.sa; 231 if (sin->sin_addr.s_addr == 0) 232 continue; 233 if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) 234 continue; 235 } else { 236 continue; 237 } 238 break; 239 #ifdef INET6 240 case AF_INET6: 241 if (ipv6_addr_legal) { 242 struct sockaddr_in6 *sin6; 243 244 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; 245 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) 246 continue; 247 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 248 if (local_scope == 0) 249 continue; 250 if (sin6->sin6_scope_id == 0) { 251 /* 252 * bad link 253 * local 254 * address 255 */ 256 if (sa6_recoverscope(sin6) != 0) 257 continue; 258 } 259 } 260 if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) 261 continue; 262 } else { 263 continue; 264 } 265 break; 266 #endif 267 default: 268 continue; 269 } 270 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 271 memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore)); 272 SCTP_INP_RUNLOCK(inp); 273 SCTP_INP_INFO_RUNLOCK(); 274 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 275 if (error) { 276 return (error); 277 } else { 278 SCTP_INP_INFO_RLOCK(); 279 SCTP_INP_RLOCK(inp); 280 } 281 } 282 } 283 } else { 284 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 285 /* ignore if blacklisted at association level */ 286 if (stcb && sctp_is_addr_restricted(stcb, laddr->ifa)) 287 continue; 288 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 289 memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore)); 290 xladdr.start_time.tv_sec = (uint32_t) laddr->start_time.tv_sec; 291 xladdr.start_time.tv_usec = (uint32_t) laddr->start_time.tv_usec; 292 SCTP_INP_RUNLOCK(inp); 293 SCTP_INP_INFO_RUNLOCK(); 294 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 295 if (error) { 296 return (error); 297 } else { 298 SCTP_INP_INFO_RLOCK(); 299 SCTP_INP_RLOCK(inp); 300 } 301 } 302 } 303 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 304 xladdr.last = 1; 305 SCTP_INP_RUNLOCK(inp); 306 SCTP_INP_INFO_RUNLOCK(); 307 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 308 309 if (error) { 310 return (error); 311 } else { 312 SCTP_INP_INFO_RLOCK(); 313 SCTP_INP_RLOCK(inp); 314 return (0); 315 } 316 } 317 318 /* 319 * sysctl functions 320 */ 321 static int 322 sctp_assoclist(SYSCTL_HANDLER_ARGS) 323 { 324 unsigned int number_of_endpoints; 325 unsigned int number_of_local_addresses; 326 unsigned int number_of_associations; 327 unsigned int number_of_remote_addresses; 328 unsigned int n; 329 int error; 330 struct sctp_inpcb *inp; 331 struct sctp_tcb *stcb; 332 struct sctp_nets *net; 333 struct xsctp_inpcb xinpcb; 334 struct xsctp_tcb xstcb; 335 struct xsctp_raddr xraddr; 336 struct socket *so; 337 338 number_of_endpoints = 0; 339 number_of_local_addresses = 0; 340 number_of_associations = 0; 341 number_of_remote_addresses = 0; 342 343 SCTP_INP_INFO_RLOCK(); 344 if (req->oldptr == USER_ADDR_NULL) { 345 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 346 SCTP_INP_RLOCK(inp); 347 number_of_endpoints++; 348 number_of_local_addresses += number_of_addresses(inp); 349 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 350 number_of_associations++; 351 number_of_local_addresses += number_of_addresses(inp); 352 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 353 number_of_remote_addresses++; 354 } 355 } 356 SCTP_INP_RUNLOCK(inp); 357 } 358 SCTP_INP_INFO_RUNLOCK(); 359 n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) + 360 (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) + 361 (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) + 362 (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr); 363 364 /* request some more memory than needed */ 365 req->oldidx = (n + n / 8); 366 return 0; 367 } 368 if (req->newptr != USER_ADDR_NULL) { 369 SCTP_INP_INFO_RUNLOCK(); 370 SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM); 371 return EPERM; 372 } 373 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 374 SCTP_INP_RLOCK(inp); 375 if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) { 376 /* if its allgone it is being freed - skip it */ 377 goto skip; 378 } 379 xinpcb.last = 0; 380 xinpcb.local_port = ntohs(inp->sctp_lport); 381 xinpcb.flags = inp->sctp_flags; 382 xinpcb.features = inp->sctp_features; 383 xinpcb.total_sends = inp->total_sends; 384 xinpcb.total_recvs = inp->total_recvs; 385 xinpcb.total_nospaces = inp->total_nospaces; 386 xinpcb.fragmentation_point = inp->sctp_frag_point; 387 so = inp->sctp_socket; 388 if ((so == NULL) || 389 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 390 xinpcb.qlen = 0; 391 xinpcb.maxqlen = 0; 392 } else { 393 xinpcb.qlen = so->so_qlen; 394 xinpcb.maxqlen = so->so_qlimit; 395 } 396 SCTP_INP_INCR_REF(inp); 397 SCTP_INP_RUNLOCK(inp); 398 SCTP_INP_INFO_RUNLOCK(); 399 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 400 if (error) { 401 SCTP_INP_DECR_REF(inp); 402 return error; 403 } 404 SCTP_INP_INFO_RLOCK(); 405 SCTP_INP_RLOCK(inp); 406 error = copy_out_local_addresses(inp, NULL, req); 407 if (error) { 408 SCTP_INP_DECR_REF(inp); 409 return error; 410 } 411 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 412 SCTP_TCB_LOCK(stcb); 413 atomic_add_int(&stcb->asoc.refcnt, 1); 414 SCTP_TCB_UNLOCK(stcb); 415 xstcb.last = 0; 416 xstcb.local_port = ntohs(inp->sctp_lport); 417 xstcb.remote_port = ntohs(stcb->rport); 418 if (stcb->asoc.primary_destination != NULL) 419 xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr; 420 xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay; 421 xstcb.state = SCTP_GET_STATE(&stcb->asoc); /* FIXME */ 422 /* 7.0 does not support these */ 423 xstcb.assoc_id = sctp_get_associd(stcb); 424 xstcb.peers_rwnd = stcb->asoc.peers_rwnd; 425 xstcb.in_streams = stcb->asoc.streamincnt; 426 xstcb.out_streams = stcb->asoc.streamoutcnt; 427 xstcb.max_nr_retrans = stcb->asoc.overall_error_count; 428 xstcb.primary_process = 0; /* not really supported 429 * yet */ 430 xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie; 431 xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack; 432 xstcb.retransmitted_tsns = stcb->asoc.marked_retrans; 433 xstcb.start_time.tv_sec = (uint32_t) stcb->asoc.start_time.tv_sec; 434 xstcb.start_time.tv_usec = (uint32_t) stcb->asoc.start_time.tv_usec; 435 xstcb.discontinuity_time.tv_sec = (uint32_t) stcb->asoc.discontinuity_time.tv_sec; 436 xstcb.discontinuity_time.tv_usec = (uint32_t) stcb->asoc.discontinuity_time.tv_usec; 437 xstcb.total_sends = stcb->total_sends; 438 xstcb.total_recvs = stcb->total_recvs; 439 xstcb.local_tag = stcb->asoc.my_vtag; 440 xstcb.remote_tag = stcb->asoc.peer_vtag; 441 xstcb.initial_tsn = stcb->asoc.init_seq_number; 442 xstcb.highest_tsn = stcb->asoc.sending_seq - 1; 443 xstcb.cumulative_tsn = stcb->asoc.last_acked_seq; 444 xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn; 445 xstcb.mtu = stcb->asoc.smallest_mtu; 446 xstcb.refcnt = stcb->asoc.refcnt; 447 SCTP_INP_RUNLOCK(inp); 448 SCTP_INP_INFO_RUNLOCK(); 449 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 450 if (error) { 451 SCTP_INP_DECR_REF(inp); 452 atomic_subtract_int(&stcb->asoc.refcnt, 1); 453 return error; 454 } 455 SCTP_INP_INFO_RLOCK(); 456 SCTP_INP_RLOCK(inp); 457 error = copy_out_local_addresses(inp, stcb, req); 458 if (error) { 459 SCTP_INP_DECR_REF(inp); 460 atomic_subtract_int(&stcb->asoc.refcnt, 1); 461 return error; 462 } 463 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 464 xraddr.last = 0; 465 xraddr.address = net->ro._l_addr; 466 xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE); 467 xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0); 468 xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0); 469 xraddr.rto = net->RTO; 470 xraddr.max_path_rtx = net->failure_threshold; 471 xraddr.rtx = net->marked_retrans; 472 xraddr.error_counter = net->error_count; 473 xraddr.cwnd = net->cwnd; 474 xraddr.flight_size = net->flight_size; 475 xraddr.mtu = net->mtu; 476 xraddr.rtt = net->rtt; 477 xraddr.start_time.tv_sec = (uint32_t) net->start_time.tv_sec; 478 xraddr.start_time.tv_usec = (uint32_t) net->start_time.tv_usec; 479 SCTP_INP_RUNLOCK(inp); 480 SCTP_INP_INFO_RUNLOCK(); 481 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 482 if (error) { 483 SCTP_INP_DECR_REF(inp); 484 atomic_subtract_int(&stcb->asoc.refcnt, 1); 485 return error; 486 } 487 SCTP_INP_INFO_RLOCK(); 488 SCTP_INP_RLOCK(inp); 489 } 490 atomic_subtract_int(&stcb->asoc.refcnt, 1); 491 memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr)); 492 xraddr.last = 1; 493 SCTP_INP_RUNLOCK(inp); 494 SCTP_INP_INFO_RUNLOCK(); 495 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 496 if (error) { 497 SCTP_INP_DECR_REF(inp); 498 return error; 499 } 500 SCTP_INP_INFO_RLOCK(); 501 SCTP_INP_RLOCK(inp); 502 } 503 SCTP_INP_DECR_REF(inp); 504 SCTP_INP_RUNLOCK(inp); 505 SCTP_INP_INFO_RUNLOCK(); 506 memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb)); 507 xstcb.last = 1; 508 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 509 if (error) { 510 return error; 511 } 512 skip: 513 SCTP_INP_INFO_RLOCK(); 514 } 515 SCTP_INP_INFO_RUNLOCK(); 516 517 memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb)); 518 xinpcb.last = 1; 519 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 520 return error; 521 } 522 523 524 #define RANGECHK(var, min, max) \ 525 if ((var) < (min)) { (var) = (min); } \ 526 else if ((var) > (max)) { (var) = (max); } 527 528 static int 529 sysctl_sctp_udp_tunneling_check(SYSCTL_HANDLER_ARGS) 530 { 531 int error; 532 uint32_t old_sctp_udp_tunneling_port; 533 534 SCTP_INP_INFO_RLOCK(); 535 old_sctp_udp_tunneling_port = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port); 536 SCTP_INP_INFO_RUNLOCK(); 537 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 538 if (error == 0) { 539 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), SCTPCTL_UDP_TUNNELING_PORT_MIN, SCTPCTL_UDP_TUNNELING_PORT_MAX); 540 if (old_sctp_udp_tunneling_port == SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 541 error = 0; 542 goto out; 543 } 544 SCTP_INP_INFO_WLOCK(); 545 if (old_sctp_udp_tunneling_port) { 546 sctp_over_udp_stop(); 547 } 548 if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 549 if (sctp_over_udp_start()) { 550 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = 0; 551 } 552 } 553 SCTP_INP_INFO_WUNLOCK(); 554 } 555 out: 556 return (error); 557 } 558 559 560 static int 561 sysctl_sctp_check(SYSCTL_HANDLER_ARGS) 562 { 563 int error; 564 565 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 566 if (error == 0) { 567 RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX); 568 RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX); 569 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX); 570 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX); 571 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_nonce), SCTPCTL_ECN_NONCE_MIN, SCTPCTL_ECN_NONCE_MAX); 572 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_sacks), SCTPCTL_STRICT_SACKS_MIN, SCTPCTL_STRICT_SACKS_MAX); 573 #if !defined(SCTP_WITH_NO_CSUM) 574 RANGECHK(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), SCTPCTL_LOOPBACK_NOCSUM_MIN, SCTPCTL_LOOPBACK_NOCSUM_MAX); 575 #endif 576 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_init), SCTPCTL_STRICT_INIT_MIN, SCTPCTL_STRICT_INIT_MAX); 577 RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX); 578 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX); 579 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX); 580 RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX); 581 RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX); 582 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX); 583 RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX); 584 RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX); 585 RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX); 586 RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX); 587 RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX); 588 RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX); 589 RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX); 590 RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX); 591 RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX); 592 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX); 593 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX); 594 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX); 595 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX); 596 RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX); 597 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX); 598 RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX); 599 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX); 600 RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX); 601 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX); 602 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX); 603 /* EY */ 604 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), SCTPCTL_NR_SACK_ON_OFF_MIN, SCTPCTL_NR_SACK_ON_OFF_MAX); 605 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX); 606 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_pf), SCTPCTL_CMT_PF_MIN, SCTPCTL_CMT_PF_MAX); 607 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX); 608 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr), SCTPCTL_EARLY_FAST_RETRAN_MIN, SCTPCTL_EARLY_FAST_RETRAN_MAX); 609 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr_msec), SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN, SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX); 610 RANGECHK(SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), SCTPCTL_ASCONF_AUTH_NOCHK_MIN, SCTPCTL_ASCONF_AUTH_NOCHK_MAX); 611 RANGECHK(SCTP_BASE_SYSCTL(sctp_auth_disable), SCTPCTL_AUTH_DISABLE_MIN, SCTPCTL_AUTH_DISABLE_MAX); 612 RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX); 613 RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX); 614 RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX); 615 RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX); 616 RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX); 617 RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX); 618 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_data_order), SCTPCTL_STRICT_DATA_ORDER_MIN, SCTPCTL_STRICT_DATA_ORDER_MAX); 619 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX); 620 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX); 621 RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX); 622 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX); 623 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX); 624 RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX); 625 RANGECHK(SCTP_BASE_SYSCTL(sctp_buffer_splitting), SCTPCTL_BUFFER_SPLITTING_MIN, SCTPCTL_BUFFER_SPLITTING_MAX); 626 RANGECHK(SCTP_BASE_SYSCTL(sctp_initial_cwnd), SCTPCTL_INITIAL_CWND_MIN, SCTPCTL_INITIAL_CWND_MAX); 627 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX); 628 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX); 629 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN, SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MAX); 630 RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX); 631 RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_INITS_MIN, SCTPCTL_NAT_FRIENDLY_INITS_MAX); 632 633 #ifdef SCTP_DEBUG 634 RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX); 635 #endif 636 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 637 RANGECHK(SCTP_BASE_SYSCTL(sctp_output_unlocked), SCTPCTL_OUTPUT_UNLOCKED_MIN, SCTPCTL_OUTPUT_UNLOCKED_MAX); 638 #endif 639 } 640 return (error); 641 } 642 643 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 644 static int 645 sysctl_stat_get(SYSCTL_HANDLER_ARGS) 646 { 647 int cpu, error; 648 struct sctpstat sb, *sarry; 649 650 memset(&sb, 0, sizeof(sb)); 651 for (cpu = 0; cpu < mp_ncpus; cpu++) { 652 sarry = &SCTP_BASE_STATS[cpu]; 653 if (sarry->sctps_discontinuitytime.tv_sec > sb.sctps_discontinuitytime.tv_sec) { 654 sb.sctps_discontinuitytime.tv_sec = sarry->sctps_discontinuitytime.tv_sec; 655 sb.sctps_discontinuitytime.tv_usec = sarry->sctps_discontinuitytime.tv_usec; 656 } 657 sb.sctps_currestab += sarry->sctps_currestab; 658 sb.sctps_activeestab += sarry->sctps_activeestab; 659 sb.sctps_restartestab += sarry->sctps_restartestab; 660 sb.sctps_collisionestab += sarry->sctps_collisionestab; 661 sb.sctps_passiveestab += sarry->sctps_passiveestab; 662 sb.sctps_aborted += sarry->sctps_aborted; 663 sb.sctps_shutdown += sarry->sctps_shutdown; 664 sb.sctps_outoftheblue += sarry->sctps_outoftheblue; 665 sb.sctps_checksumerrors += sarry->sctps_checksumerrors; 666 sb.sctps_outcontrolchunks += sarry->sctps_outcontrolchunks; 667 sb.sctps_outorderchunks += sarry->sctps_outorderchunks; 668 sb.sctps_outunorderchunks += sarry->sctps_outunorderchunks; 669 sb.sctps_incontrolchunks += sarry->sctps_incontrolchunks; 670 sb.sctps_inorderchunks += sarry->sctps_inorderchunks; 671 sb.sctps_inunorderchunks += sarry->sctps_inunorderchunks; 672 sb.sctps_fragusrmsgs += sarry->sctps_fragusrmsgs; 673 sb.sctps_reasmusrmsgs += sarry->sctps_reasmusrmsgs; 674 sb.sctps_outpackets += sarry->sctps_outpackets; 675 sb.sctps_inpackets += sarry->sctps_inpackets; 676 sb.sctps_recvpackets += sarry->sctps_recvpackets; 677 sb.sctps_recvdatagrams += sarry->sctps_recvdatagrams; 678 sb.sctps_recvpktwithdata += sarry->sctps_recvpktwithdata; 679 sb.sctps_recvsacks += sarry->sctps_recvsacks; 680 sb.sctps_recvdata += sarry->sctps_recvdata; 681 sb.sctps_recvdupdata += sarry->sctps_recvdupdata; 682 sb.sctps_recvheartbeat += sarry->sctps_recvheartbeat; 683 sb.sctps_recvheartbeatack += sarry->sctps_recvheartbeatack; 684 sb.sctps_recvecne += sarry->sctps_recvecne; 685 sb.sctps_recvauth += sarry->sctps_recvauth; 686 sb.sctps_recvauthmissing += sarry->sctps_recvauthmissing; 687 sb.sctps_recvivalhmacid += sarry->sctps_recvivalhmacid; 688 sb.sctps_recvivalkeyid += sarry->sctps_recvivalkeyid; 689 sb.sctps_recvauthfailed += sarry->sctps_recvauthfailed; 690 sb.sctps_recvexpress += sarry->sctps_recvexpress; 691 sb.sctps_recvexpressm += sarry->sctps_recvexpressm; 692 sb.sctps_recvnocrc += sarry->sctps_recvnocrc; 693 sb.sctps_recvswcrc += sarry->sctps_recvswcrc; 694 sb.sctps_recvhwcrc += sarry->sctps_recvhwcrc; 695 sb.sctps_sendpackets += sarry->sctps_sendpackets; 696 sb.sctps_sendsacks += sarry->sctps_sendsacks; 697 sb.sctps_senddata += sarry->sctps_senddata; 698 sb.sctps_sendretransdata += sarry->sctps_sendretransdata; 699 sb.sctps_sendfastretrans += sarry->sctps_sendfastretrans; 700 sb.sctps_sendmultfastretrans += sarry->sctps_sendmultfastretrans; 701 sb.sctps_sendheartbeat += sarry->sctps_sendheartbeat; 702 sb.sctps_sendecne += sarry->sctps_sendecne; 703 sb.sctps_sendauth += sarry->sctps_sendauth; 704 sb.sctps_senderrors += sarry->sctps_senderrors; 705 sb.sctps_sendnocrc += sarry->sctps_sendnocrc; 706 sb.sctps_sendswcrc += sarry->sctps_sendswcrc; 707 sb.sctps_sendhwcrc += sarry->sctps_sendhwcrc; 708 sb.sctps_pdrpfmbox += sarry->sctps_pdrpfmbox; 709 sb.sctps_pdrpfehos += sarry->sctps_pdrpfehos; 710 sb.sctps_pdrpmbda += sarry->sctps_pdrpmbda; 711 sb.sctps_pdrpmbct += sarry->sctps_pdrpmbct; 712 sb.sctps_pdrpbwrpt += sarry->sctps_pdrpbwrpt; 713 sb.sctps_pdrpcrupt += sarry->sctps_pdrpcrupt; 714 sb.sctps_pdrpnedat += sarry->sctps_pdrpnedat; 715 sb.sctps_pdrppdbrk += sarry->sctps_pdrppdbrk; 716 sb.sctps_pdrptsnnf += sarry->sctps_pdrptsnnf; 717 sb.sctps_pdrpdnfnd += sarry->sctps_pdrpdnfnd; 718 sb.sctps_pdrpdiwnp += sarry->sctps_pdrpdiwnp; 719 sb.sctps_pdrpdizrw += sarry->sctps_pdrpdizrw; 720 sb.sctps_pdrpbadd += sarry->sctps_pdrpbadd; 721 sb.sctps_pdrpmark += sarry->sctps_pdrpmark; 722 sb.sctps_timoiterator += sarry->sctps_timoiterator; 723 sb.sctps_timodata += sarry->sctps_timodata; 724 sb.sctps_timowindowprobe += sarry->sctps_timowindowprobe; 725 sb.sctps_timoinit += sarry->sctps_timoinit; 726 sb.sctps_timosack += sarry->sctps_timosack; 727 sb.sctps_timoshutdown += sarry->sctps_timoshutdown; 728 sb.sctps_timoheartbeat += sarry->sctps_timoheartbeat; 729 sb.sctps_timocookie += sarry->sctps_timocookie; 730 sb.sctps_timosecret += sarry->sctps_timosecret; 731 sb.sctps_timopathmtu += sarry->sctps_timopathmtu; 732 sb.sctps_timoshutdownack += sarry->sctps_timoshutdownack; 733 sb.sctps_timoshutdownguard += sarry->sctps_timoshutdownguard; 734 sb.sctps_timostrmrst += sarry->sctps_timostrmrst; 735 sb.sctps_timoearlyfr += sarry->sctps_timoearlyfr; 736 sb.sctps_timoasconf += sarry->sctps_timoasconf; 737 sb.sctps_timodelprim += sarry->sctps_timodelprim; 738 sb.sctps_timoautoclose += sarry->sctps_timoautoclose; 739 sb.sctps_timoassockill += sarry->sctps_timoassockill; 740 sb.sctps_timoinpkill += sarry->sctps_timoinpkill; 741 sb.sctps_earlyfrstart += sarry->sctps_earlyfrstart; 742 sb.sctps_earlyfrstop += sarry->sctps_earlyfrstop; 743 sb.sctps_earlyfrmrkretrans += sarry->sctps_earlyfrmrkretrans; 744 sb.sctps_earlyfrstpout += sarry->sctps_earlyfrstpout; 745 sb.sctps_earlyfrstpidsck1 += sarry->sctps_earlyfrstpidsck1; 746 sb.sctps_earlyfrstpidsck2 += sarry->sctps_earlyfrstpidsck2; 747 sb.sctps_earlyfrstpidsck3 += sarry->sctps_earlyfrstpidsck3; 748 sb.sctps_earlyfrstpidsck4 += sarry->sctps_earlyfrstpidsck4; 749 sb.sctps_earlyfrstrid += sarry->sctps_earlyfrstrid; 750 sb.sctps_earlyfrstrout += sarry->sctps_earlyfrstrout; 751 sb.sctps_earlyfrstrtmr += sarry->sctps_earlyfrstrtmr; 752 sb.sctps_hdrops += sarry->sctps_hdrops; 753 sb.sctps_badsum += sarry->sctps_badsum; 754 sb.sctps_noport += sarry->sctps_noport; 755 sb.sctps_badvtag += sarry->sctps_badvtag; 756 sb.sctps_badsid += sarry->sctps_badsid; 757 sb.sctps_nomem += sarry->sctps_nomem; 758 sb.sctps_fastretransinrtt += sarry->sctps_fastretransinrtt; 759 sb.sctps_markedretrans += sarry->sctps_markedretrans; 760 sb.sctps_naglesent += sarry->sctps_naglesent; 761 sb.sctps_naglequeued += sarry->sctps_naglequeued; 762 sb.sctps_maxburstqueued += sarry->sctps_maxburstqueued; 763 sb.sctps_ifnomemqueued += sarry->sctps_ifnomemqueued; 764 sb.sctps_windowprobed += sarry->sctps_windowprobed; 765 sb.sctps_lowlevelerr += sarry->sctps_lowlevelerr; 766 sb.sctps_lowlevelerrusr += sarry->sctps_lowlevelerrusr; 767 sb.sctps_datadropchklmt += sarry->sctps_datadropchklmt; 768 sb.sctps_datadroprwnd += sarry->sctps_datadroprwnd; 769 sb.sctps_ecnereducedcwnd += sarry->sctps_ecnereducedcwnd; 770 sb.sctps_vtagexpress += sarry->sctps_vtagexpress; 771 sb.sctps_vtagbogus += sarry->sctps_vtagbogus; 772 sb.sctps_primary_randry += sarry->sctps_primary_randry; 773 sb.sctps_cmt_randry += sarry->sctps_cmt_randry; 774 sb.sctps_slowpath_sack += sarry->sctps_slowpath_sack; 775 sb.sctps_wu_sacks_sent += sarry->sctps_wu_sacks_sent; 776 sb.sctps_sends_with_flags += sarry->sctps_sends_with_flags; 777 sb.sctps_sends_with_unord += sarry->sctps_sends_with_unord; 778 sb.sctps_sends_with_eof += sarry->sctps_sends_with_eof; 779 sb.sctps_sends_with_abort += sarry->sctps_sends_with_abort; 780 sb.sctps_protocol_drain_calls += sarry->sctps_protocol_drain_calls; 781 sb.sctps_protocol_drains_done += sarry->sctps_protocol_drains_done; 782 sb.sctps_read_peeks += sarry->sctps_read_peeks; 783 sb.sctps_cached_chk += sarry->sctps_cached_chk; 784 sb.sctps_cached_strmoq += sarry->sctps_cached_strmoq; 785 sb.sctps_left_abandon += sarry->sctps_left_abandon; 786 sb.sctps_send_burst_avoid += sarry->sctps_send_burst_avoid; 787 sb.sctps_send_cwnd_avoid += sarry->sctps_send_cwnd_avoid; 788 sb.sctps_fwdtsn_map_over += sarry->sctps_fwdtsn_map_over; 789 } 790 error = SYSCTL_OUT(req, &sb, sizeof(sb)); 791 return (error); 792 } 793 794 #endif 795 796 #if defined(SCTP_LOCAL_TRACE_BUF) 797 static int 798 sysctl_sctp_cleartrace(SYSCTL_HANDLER_ARGS) 799 { 800 int error = 0; 801 802 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 803 return (error); 804 } 805 806 #endif 807 808 809 /* 810 * sysctl definitions 811 */ 812 813 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sendspace, CTLTYPE_INT | CTLFLAG_RW, 814 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check, "IU", 815 SCTPCTL_MAXDGRAM_DESC); 816 817 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, recvspace, CTLTYPE_INT | CTLFLAG_RW, 818 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check, "IU", 819 SCTPCTL_RECVSPACE_DESC); 820 821 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_INT | CTLFLAG_RW, 822 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU", 823 SCTPCTL_AUTOASCONF_DESC); 824 825 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ecn_enable, CTLTYPE_INT | CTLFLAG_RW, 826 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check, "IU", 827 SCTPCTL_ECN_ENABLE_DESC); 828 829 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ecn_nonce, CTLTYPE_INT | CTLFLAG_RW, 830 &SCTP_BASE_SYSCTL(sctp_ecn_nonce), 0, sysctl_sctp_check, "IU", 831 SCTPCTL_ECN_NONCE_DESC); 832 833 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_sacks, CTLTYPE_INT | CTLFLAG_RW, 834 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check, "IU", 835 SCTPCTL_STRICT_SACKS_DESC); 836 837 #if !defined(SCTP_WITH_NO_CSUM) 838 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, loopback_nocsum, CTLTYPE_INT | CTLFLAG_RW, 839 &SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), 0, sysctl_sctp_check, "IU", 840 SCTPCTL_LOOPBACK_NOCSUM_DESC); 841 #endif 842 843 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_init, CTLTYPE_INT | CTLFLAG_RW, 844 &SCTP_BASE_SYSCTL(sctp_strict_init), 0, sysctl_sctp_check, "IU", 845 SCTPCTL_STRICT_INIT_DESC); 846 847 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, peer_chkoh, CTLTYPE_INT | CTLFLAG_RW, 848 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check, "IU", 849 SCTPCTL_PEER_CHKOH_DESC); 850 851 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxburst, CTLTYPE_INT | CTLFLAG_RW, 852 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check, "IU", 853 SCTPCTL_MAXBURST_DESC); 854 855 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxchunks, CTLTYPE_INT | CTLFLAG_RW, 856 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check, "IU", 857 SCTPCTL_MAXCHUNKS_DESC); 858 859 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, tcbhashsize, CTLTYPE_INT | CTLFLAG_RW, 860 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check, "IU", 861 SCTPCTL_TCBHASHSIZE_DESC); 862 863 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pcbhashsize, CTLTYPE_INT | CTLFLAG_RW, 864 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check, "IU", 865 SCTPCTL_PCBHASHSIZE_DESC); 866 867 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, min_split_point, CTLTYPE_INT | CTLFLAG_RW, 868 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check, "IU", 869 SCTPCTL_MIN_SPLIT_POINT_DESC); 870 871 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, chunkscale, CTLTYPE_INT | CTLFLAG_RW, 872 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check, "IU", 873 SCTPCTL_CHUNKSCALE_DESC); 874 875 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, delayed_sack_time, CTLTYPE_INT | CTLFLAG_RW, 876 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check, "IU", 877 SCTPCTL_DELAYED_SACK_TIME_DESC); 878 879 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sack_freq, CTLTYPE_INT | CTLFLAG_RW, 880 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check, "IU", 881 SCTPCTL_SACK_FREQ_DESC); 882 883 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sys_resource, CTLTYPE_INT | CTLFLAG_RW, 884 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check, "IU", 885 SCTPCTL_SYS_RESOURCE_DESC); 886 887 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asoc_resource, CTLTYPE_INT | CTLFLAG_RW, 888 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check, "IU", 889 SCTPCTL_ASOC_RESOURCE_DESC); 890 891 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, heartbeat_interval, CTLTYPE_INT | CTLFLAG_RW, 892 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check, "IU", 893 SCTPCTL_HEARTBEAT_INTERVAL_DESC); 894 895 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pmtu_raise_time, CTLTYPE_INT | CTLFLAG_RW, 896 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check, "IU", 897 SCTPCTL_PMTU_RAISE_TIME_DESC); 898 899 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, shutdown_guard_time, CTLTYPE_INT | CTLFLAG_RW, 900 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check, "IU", 901 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC); 902 903 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, secret_lifetime, CTLTYPE_INT | CTLFLAG_RW, 904 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check, "IU", 905 SCTPCTL_SECRET_LIFETIME_DESC); 906 907 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_max, CTLTYPE_INT | CTLFLAG_RW, 908 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check, "IU", 909 SCTPCTL_RTO_MAX_DESC); 910 911 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_min, CTLTYPE_INT | CTLFLAG_RW, 912 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check, "IU", 913 SCTPCTL_RTO_MIN_DESC); 914 915 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_initial, CTLTYPE_INT | CTLFLAG_RW, 916 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check, "IU", 917 SCTPCTL_RTO_INITIAL_DESC); 918 919 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rto_max, CTLTYPE_INT | CTLFLAG_RW, 920 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check, "IU", 921 SCTPCTL_INIT_RTO_MAX_DESC); 922 923 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, valid_cookie_life, CTLTYPE_INT | CTLFLAG_RW, 924 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check, "IU", 925 SCTPCTL_VALID_COOKIE_LIFE_DESC); 926 927 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rtx_max, CTLTYPE_INT | CTLFLAG_RW, 928 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check, "IU", 929 SCTPCTL_INIT_RTX_MAX_DESC); 930 931 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoc_rtx_max, CTLTYPE_INT | CTLFLAG_RW, 932 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check, "IU", 933 SCTPCTL_ASSOC_RTX_MAX_DESC); 934 935 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, path_rtx_max, CTLTYPE_INT | CTLFLAG_RW, 936 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check, "IU", 937 SCTPCTL_PATH_RTX_MAX_DESC); 938 939 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, add_more_on_output, CTLTYPE_INT | CTLFLAG_RW, 940 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check, "IU", 941 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC); 942 943 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, outgoing_streams, CTLTYPE_INT | CTLFLAG_RW, 944 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check, "IU", 945 SCTPCTL_OUTGOING_STREAMS_DESC); 946 947 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_on_off, CTLTYPE_INT | CTLFLAG_RW, 948 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check, "IU", 949 SCTPCTL_CMT_ON_OFF_DESC); 950 951 /* EY */ 952 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nr_sack_on_off, CTLTYPE_INT | CTLFLAG_RW, 953 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check, "IU", 954 SCTPCTL_NR_SACK_ON_OFF_DESC); 955 956 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_use_dac, CTLTYPE_INT | CTLFLAG_RW, 957 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check, "IU", 958 SCTPCTL_CMT_USE_DAC_DESC); 959 960 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_pf, CTLTYPE_INT | CTLFLAG_RW, 961 &SCTP_BASE_SYSCTL(sctp_cmt_pf), 0, sysctl_sctp_check, "IU", 962 SCTPCTL_CMT_PF_DESC); 963 964 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cwnd_maxburst, CTLTYPE_INT | CTLFLAG_RW, 965 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check, "IU", 966 SCTPCTL_CWND_MAXBURST_DESC); 967 968 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran, CTLTYPE_INT | CTLFLAG_RW, 969 &SCTP_BASE_SYSCTL(sctp_early_fr), 0, sysctl_sctp_check, "IU", 970 SCTPCTL_EARLY_FAST_RETRAN_DESC); 971 972 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran_msec, CTLTYPE_INT | CTLFLAG_RW, 973 &SCTP_BASE_SYSCTL(sctp_early_fr_msec), 0, sysctl_sctp_check, "IU", 974 SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC); 975 976 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asconf_auth_nochk, CTLTYPE_INT | CTLFLAG_RW, 977 &SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), 0, sysctl_sctp_check, "IU", 978 SCTPCTL_ASCONF_AUTH_NOCHK_DESC); 979 980 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auth_disable, CTLTYPE_INT | CTLFLAG_RW, 981 &SCTP_BASE_SYSCTL(sctp_auth_disable), 0, sysctl_sctp_check, "IU", 982 SCTPCTL_AUTH_DISABLE_DESC); 983 984 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nat_friendly, CTLTYPE_INT | CTLFLAG_RW, 985 &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sysctl_sctp_check, "IU", 986 SCTPCTL_NAT_FRIENDLY_DESC); 987 988 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, abc_l_var, CTLTYPE_INT | CTLFLAG_RW, 989 &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sysctl_sctp_check, "IU", 990 SCTPCTL_ABC_L_VAR_DESC); 991 992 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, max_chained_mbufs, CTLTYPE_INT | CTLFLAG_RW, 993 &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sysctl_sctp_check, "IU", 994 SCTPCTL_MAX_CHAINED_MBUFS_DESC); 995 996 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, do_sctp_drain, CTLTYPE_INT | CTLFLAG_RW, 997 &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sysctl_sctp_check, "IU", 998 SCTPCTL_DO_SCTP_DRAIN_DESC); 999 1000 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, hb_max_burst, CTLTYPE_INT | CTLFLAG_RW, 1001 &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sysctl_sctp_check, "IU", 1002 SCTPCTL_HB_MAX_BURST_DESC); 1003 1004 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, abort_at_limit, CTLTYPE_INT | CTLFLAG_RW, 1005 &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sysctl_sctp_check, "IU", 1006 SCTPCTL_ABORT_AT_LIMIT_DESC); 1007 1008 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_data_order, CTLTYPE_INT | CTLFLAG_RW, 1009 &SCTP_BASE_SYSCTL(sctp_strict_data_order), 0, sysctl_sctp_check, "IU", 1010 SCTPCTL_STRICT_DATA_ORDER_DESC); 1011 1012 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, min_residual, CTLTYPE_INT | CTLFLAG_RW, 1013 &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sysctl_sctp_check, "IU", 1014 SCTPCTL_MIN_RESIDUAL_DESC); 1015 1016 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, max_retran_chunk, CTLTYPE_INT | CTLFLAG_RW, 1017 &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sysctl_sctp_check, "IU", 1018 SCTPCTL_MAX_RETRAN_CHUNK_DESC); 1019 1020 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, log_level, CTLTYPE_INT | CTLFLAG_RW, 1021 &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sysctl_sctp_check, "IU", 1022 SCTPCTL_LOGGING_LEVEL_DESC); 1023 1024 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, default_cc_module, CTLTYPE_INT | CTLFLAG_RW, 1025 &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sysctl_sctp_check, "IU", 1026 SCTPCTL_DEFAULT_CC_MODULE_DESC); 1027 1028 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, default_frag_interleave, CTLTYPE_INT | CTLFLAG_RW, 1029 &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sysctl_sctp_check, "IU", 1030 SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC); 1031 1032 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_base, CTLTYPE_INT | CTLFLAG_RW, 1033 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check, "IU", 1034 SCTPCTL_MOBILITY_BASE_DESC); 1035 1036 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_fasthandoff, CTLTYPE_INT | CTLFLAG_RW, 1037 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check, "IU", 1038 SCTPCTL_MOBILITY_FASTHANDOFF_DESC); 1039 1040 #if defined(SCTP_LOCAL_TRACE_BUF) 1041 SYSCTL_STRUCT(_net_inet_sctp, OID_AUTO, log, CTLFLAG_RD, 1042 &SCTP_BASE_SYSCTL(sctp_log), sctp_log, 1043 "SCTP logging (struct sctp_log)"); 1044 1045 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, clear_trace, CTLTYPE_OPAQUE | CTLFLAG_RW, 1046 &SCTP_BASE_SYSCTL(sctp_log), 0, sysctl_sctp_cleartrace, "IU", 1047 "Clear SCTP Logging buffer"); 1048 1049 1050 1051 #endif 1052 1053 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_for_client_enable, CTLTYPE_INT | CTLFLAG_RW, 1054 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), 0, sysctl_sctp_check, "IU", 1055 SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DESC); 1056 1057 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLTYPE_INT | CTLFLAG_RW, 1058 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check, "IU", 1059 SCTPCTL_UDP_TUNNELING_PORT_DESC); 1060 1061 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, enable_sack_immediately, CTLTYPE_INT | CTLFLAG_RW, 1062 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check, "IU", 1063 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC); 1064 1065 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nat_friendly_init, CTLTYPE_INT | CTLFLAG_RW, 1066 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check, "IU", 1067 SCTPCTL_NAT_FRIENDLY_INITS_DESC); 1068 1069 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, vtag_time_wait, CTLTYPE_INT | CTLFLAG_RW, 1070 &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sysctl_sctp_check, "IU", 1071 SCTPCTL_TIME_WAIT_DESC); 1072 1073 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, buffer_splitting, CTLTYPE_INT | CTLFLAG_RW, 1074 &SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sysctl_sctp_check, "IU", 1075 SCTPCTL_BUFFER_SPLITTING_DESC); 1076 1077 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, initial_cwnd, CTLTYPE_INT | CTLFLAG_RW, 1078 &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sysctl_sctp_check, "IU", 1079 SCTPCTL_INITIAL_CWND_DESC); 1080 1081 #ifdef SCTP_DEBUG 1082 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_INT | CTLFLAG_RW, 1083 &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU", 1084 SCTPCTL_DEBUG_DESC); 1085 #endif /* SCTP_DEBUG */ 1086 1087 1088 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 1089 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, output_unlocked, CTLTYPE_INT | CTLFLAG_RW, 1090 &SCTP_BASE_SYSCTL(sctp_output_unlocked), 0, sysctl_sctp_check, "IU", 1091 SCTPCTL_OUTPUT_UNLOCKED_DESC); 1092 #endif 1093 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 1094 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, stats, 1095 CTLTYPE_STRUCT | CTLFLAG_RD, 1096 0, 0, sysctl_stat_get, "S,sctpstat", 1097 "SCTP statistics (struct sctp_stat)"); 1098 #else 1099 SYSCTL_STRUCT(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_RW, 1100 &SCTP_BASE_STATS_SYSCTL, sctpstat, 1101 "SCTP statistics (struct sctp_stat)"); 1102 #endif 1103 1104 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLFLAG_RD, 1105 0, 0, sctp_assoclist, 1106 "S,xassoc", "List of active SCTP associations"); 1107