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 SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) = SCTPCTL_LOOPBACK_NOCSUM_DEFAULT; 58 SCTP_BASE_SYSCTL(sctp_strict_init) = SCTPCTL_STRICT_INIT_DEFAULT; 59 SCTP_BASE_SYSCTL(sctp_peer_chunk_oh) = SCTPCTL_PEER_CHKOH_DEFAULT; 60 SCTP_BASE_SYSCTL(sctp_max_burst_default) = SCTPCTL_MAXBURST_DEFAULT; 61 SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT; 62 SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT; 63 SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT; 64 SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT; 65 SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT; 66 SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT; 67 SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT; 68 SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT; 69 SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT; 70 SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT; 71 SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT; 72 SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT; 73 SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT; 74 SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT; 75 SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT; 76 SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT; 77 SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT; 78 SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT; 79 SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT; 80 SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT; 81 SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT; 82 SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT; 83 SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default) = SCTPCTL_OUTGOING_STREAMS_DEFAULT; 84 SCTP_BASE_SYSCTL(sctp_cmt_on_off) = SCTPCTL_CMT_ON_OFF_DEFAULT; 85 /* EY */ 86 SCTP_BASE_SYSCTL(sctp_nr_sack_on_off) = SCTPCTL_NR_SACK_ON_OFF_DEFAULT; 87 SCTP_BASE_SYSCTL(sctp_cmt_use_dac) = SCTPCTL_CMT_USE_DAC_DEFAULT; 88 SCTP_BASE_SYSCTL(sctp_cmt_pf) = SCTPCTL_CMT_PF_DEFAULT; 89 SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT; 90 SCTP_BASE_SYSCTL(sctp_early_fr) = SCTPCTL_EARLY_FAST_RETRAN_DEFAULT; 91 SCTP_BASE_SYSCTL(sctp_early_fr_msec) = SCTPCTL_EARLY_FAST_RETRAN_MSEC_DEFAULT; 92 SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk) = SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT; 93 SCTP_BASE_SYSCTL(sctp_auth_disable) = SCTPCTL_AUTH_DISABLE_DEFAULT; 94 SCTP_BASE_SYSCTL(sctp_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT; 95 SCTP_BASE_SYSCTL(sctp_L2_abc_variable) = SCTPCTL_ABC_L_VAR_DEFAULT; 96 SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count) = SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT; 97 SCTP_BASE_SYSCTL(sctp_do_drain) = SCTPCTL_DO_SCTP_DRAIN_DEFAULT; 98 SCTP_BASE_SYSCTL(sctp_hb_maxburst) = SCTPCTL_HB_MAX_BURST_DEFAULT; 99 SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit) = SCTPCTL_ABORT_AT_LIMIT_DEFAULT; 100 SCTP_BASE_SYSCTL(sctp_strict_data_order) = SCTPCTL_STRICT_DATA_ORDER_DEFAULT; 101 SCTP_BASE_SYSCTL(sctp_min_residual) = SCTPCTL_MIN_RESIDUAL_DEFAULT; 102 SCTP_BASE_SYSCTL(sctp_max_retran_chunk) = SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT; 103 SCTP_BASE_SYSCTL(sctp_logging_level) = SCTPCTL_LOGGING_LEVEL_DEFAULT; 104 /* JRS - Variable for default congestion control module */ 105 SCTP_BASE_SYSCTL(sctp_default_cc_module) = SCTPCTL_DEFAULT_CC_MODULE_DEFAULT; 106 SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT; 107 SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT; 108 SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT; 109 SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT; 110 #if defined(SCTP_LOCAL_TRACE_BUF) 111 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 112 #endif 113 SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable) = SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DEFAULT; 114 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT; 115 SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT; 116 SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT; 117 #if defined(SCTP_DEBUG) 118 SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT; 119 #endif 120 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 121 SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT; 122 #endif 123 } 124 125 126 /* It returns an upper limit. No filtering is done here */ 127 static unsigned int 128 number_of_addresses(struct sctp_inpcb *inp) 129 { 130 int cnt; 131 struct sctp_vrf *vrf; 132 struct sctp_ifn *sctp_ifn; 133 struct sctp_ifa *sctp_ifa; 134 struct sctp_laddr *laddr; 135 136 cnt = 0; 137 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 138 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 139 return (0); 140 } 141 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 142 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 143 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 144 if ((sctp_ifa->address.sa.sa_family == AF_INET) || 145 (sctp_ifa->address.sa.sa_family == AF_INET6)) { 146 cnt++; 147 } 148 } 149 } 150 } else { 151 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 152 if ((laddr->ifa->address.sa.sa_family == AF_INET) || 153 (laddr->ifa->address.sa.sa_family == AF_INET6)) { 154 cnt++; 155 } 156 } 157 } 158 return (cnt); 159 } 160 161 static int 162 copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req) 163 { 164 struct sctp_ifn *sctp_ifn; 165 struct sctp_ifa *sctp_ifa; 166 int loopback_scope, ipv4_local_scope, local_scope, site_scope; 167 int ipv4_addr_legal, ipv6_addr_legal; 168 struct sctp_vrf *vrf; 169 struct xsctp_laddr xladdr; 170 struct sctp_laddr *laddr; 171 int error; 172 173 /* Turn on all the appropriate scope */ 174 if (stcb) { 175 /* use association specific values */ 176 loopback_scope = stcb->asoc.loopback_scope; 177 ipv4_local_scope = stcb->asoc.ipv4_local_scope; 178 local_scope = stcb->asoc.local_scope; 179 site_scope = stcb->asoc.site_scope; 180 } else { 181 /* use generic values for endpoints */ 182 loopback_scope = 1; 183 ipv4_local_scope = 1; 184 local_scope = 1; 185 site_scope = 1; 186 } 187 188 /* use only address families of interest */ 189 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { 190 ipv6_addr_legal = 1; 191 if (SCTP_IPV6_V6ONLY(inp)) { 192 ipv4_addr_legal = 0; 193 } else { 194 ipv4_addr_legal = 1; 195 } 196 } else { 197 ipv4_addr_legal = 1; 198 ipv6_addr_legal = 0; 199 } 200 201 error = 0; 202 203 /* neither Mac OS X nor FreeBSD support mulitple routing functions */ 204 if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { 205 SCTP_INP_RUNLOCK(inp); 206 SCTP_INP_INFO_RUNLOCK(); 207 return (-1); 208 } 209 if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { 210 LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { 211 if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) 212 /* Skip loopback if loopback_scope not set */ 213 continue; 214 LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { 215 if (stcb) { 216 /* 217 * ignore if blacklisted at 218 * association level 219 */ 220 if (sctp_is_addr_restricted(stcb, sctp_ifa)) 221 continue; 222 } 223 switch (sctp_ifa->address.sa.sa_family) { 224 case AF_INET: 225 if (ipv4_addr_legal) { 226 struct sockaddr_in *sin; 227 228 sin = (struct sockaddr_in *)&sctp_ifa->address.sa; 229 if (sin->sin_addr.s_addr == 0) 230 continue; 231 if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) 232 continue; 233 } else { 234 continue; 235 } 236 break; 237 #ifdef INET6 238 case AF_INET6: 239 if (ipv6_addr_legal) { 240 struct sockaddr_in6 *sin6; 241 242 sin6 = (struct sockaddr_in6 *)&sctp_ifa->address.sa; 243 if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) 244 continue; 245 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 246 if (local_scope == 0) 247 continue; 248 if (sin6->sin6_scope_id == 0) { 249 /* 250 * bad link 251 * local 252 * address 253 */ 254 if (sa6_recoverscope(sin6) != 0) 255 continue; 256 } 257 } 258 if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) 259 continue; 260 } else { 261 continue; 262 } 263 break; 264 #endif 265 default: 266 continue; 267 } 268 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 269 memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore)); 270 SCTP_INP_RUNLOCK(inp); 271 SCTP_INP_INFO_RUNLOCK(); 272 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 273 if (error) { 274 return (error); 275 } else { 276 SCTP_INP_INFO_RLOCK(); 277 SCTP_INP_RLOCK(inp); 278 } 279 } 280 } 281 } else { 282 LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { 283 /* ignore if blacklisted at association level */ 284 if (stcb && sctp_is_addr_restricted(stcb, laddr->ifa)) 285 continue; 286 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 287 memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore)); 288 xladdr.start_time.tv_sec = (uint32_t) laddr->start_time.tv_sec; 289 xladdr.start_time.tv_usec = (uint32_t) laddr->start_time.tv_usec; 290 SCTP_INP_RUNLOCK(inp); 291 SCTP_INP_INFO_RUNLOCK(); 292 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 293 if (error) { 294 return (error); 295 } else { 296 SCTP_INP_INFO_RLOCK(); 297 SCTP_INP_RLOCK(inp); 298 } 299 } 300 } 301 memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); 302 xladdr.last = 1; 303 SCTP_INP_RUNLOCK(inp); 304 SCTP_INP_INFO_RUNLOCK(); 305 error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); 306 307 if (error) { 308 return (error); 309 } else { 310 SCTP_INP_INFO_RLOCK(); 311 SCTP_INP_RLOCK(inp); 312 return (0); 313 } 314 } 315 316 /* 317 * sysctl functions 318 */ 319 static int 320 sctp_assoclist(SYSCTL_HANDLER_ARGS) 321 { 322 unsigned int number_of_endpoints; 323 unsigned int number_of_local_addresses; 324 unsigned int number_of_associations; 325 unsigned int number_of_remote_addresses; 326 unsigned int n; 327 int error; 328 struct sctp_inpcb *inp; 329 struct sctp_tcb *stcb; 330 struct sctp_nets *net; 331 struct xsctp_inpcb xinpcb; 332 struct xsctp_tcb xstcb; 333 struct xsctp_raddr xraddr; 334 335 number_of_endpoints = 0; 336 number_of_local_addresses = 0; 337 number_of_associations = 0; 338 number_of_remote_addresses = 0; 339 340 SCTP_INP_INFO_RLOCK(); 341 if (req->oldptr == USER_ADDR_NULL) { 342 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 343 SCTP_INP_RLOCK(inp); 344 number_of_endpoints++; 345 number_of_local_addresses += number_of_addresses(inp); 346 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 347 number_of_associations++; 348 number_of_local_addresses += number_of_addresses(inp); 349 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 350 number_of_remote_addresses++; 351 } 352 } 353 SCTP_INP_RUNLOCK(inp); 354 } 355 SCTP_INP_INFO_RUNLOCK(); 356 n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) + 357 (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) + 358 (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) + 359 (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr); 360 361 /* request some more memory than needed */ 362 req->oldidx = (n + n / 8); 363 return 0; 364 } 365 if (req->newptr != USER_ADDR_NULL) { 366 SCTP_INP_INFO_RUNLOCK(); 367 SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM); 368 return EPERM; 369 } 370 LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { 371 SCTP_INP_RLOCK(inp); 372 xinpcb.last = 0; 373 xinpcb.local_port = ntohs(inp->sctp_lport); 374 xinpcb.flags = inp->sctp_flags; 375 xinpcb.features = inp->sctp_features; 376 xinpcb.total_sends = inp->total_sends; 377 xinpcb.total_recvs = inp->total_recvs; 378 xinpcb.total_nospaces = inp->total_nospaces; 379 xinpcb.fragmentation_point = inp->sctp_frag_point; 380 if ((inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) || 381 (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { 382 xinpcb.qlen = 0; 383 xinpcb.maxqlen = 0; 384 } else { 385 xinpcb.qlen = inp->sctp_socket->so_qlen; 386 xinpcb.maxqlen = inp->sctp_socket->so_qlimit; 387 } 388 SCTP_INP_INCR_REF(inp); 389 SCTP_INP_RUNLOCK(inp); 390 SCTP_INP_INFO_RUNLOCK(); 391 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 392 if (error) { 393 SCTP_INP_DECR_REF(inp); 394 return error; 395 } 396 SCTP_INP_INFO_RLOCK(); 397 SCTP_INP_RLOCK(inp); 398 error = copy_out_local_addresses(inp, NULL, req); 399 if (error) { 400 SCTP_INP_DECR_REF(inp); 401 return error; 402 } 403 LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { 404 SCTP_TCB_LOCK(stcb); 405 atomic_add_int(&stcb->asoc.refcnt, 1); 406 SCTP_TCB_UNLOCK(stcb); 407 xstcb.last = 0; 408 xstcb.local_port = ntohs(inp->sctp_lport); 409 xstcb.remote_port = ntohs(stcb->rport); 410 if (stcb->asoc.primary_destination != NULL) 411 xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr; 412 xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay; 413 xstcb.state = SCTP_GET_STATE(&stcb->asoc); /* FIXME */ 414 /* 7.0 does not support these */ 415 xstcb.assoc_id = sctp_get_associd(stcb); 416 xstcb.peers_rwnd = stcb->asoc.peers_rwnd; 417 xstcb.in_streams = stcb->asoc.streamincnt; 418 xstcb.out_streams = stcb->asoc.streamoutcnt; 419 xstcb.max_nr_retrans = stcb->asoc.overall_error_count; 420 xstcb.primary_process = 0; /* not really supported 421 * yet */ 422 xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie; 423 xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack; 424 xstcb.retransmitted_tsns = stcb->asoc.marked_retrans; 425 xstcb.start_time.tv_sec = (uint32_t) stcb->asoc.start_time.tv_sec; 426 xstcb.start_time.tv_usec = (uint32_t) stcb->asoc.start_time.tv_usec; 427 xstcb.discontinuity_time.tv_sec = (uint32_t) stcb->asoc.discontinuity_time.tv_sec; 428 xstcb.discontinuity_time.tv_usec = (uint32_t) stcb->asoc.discontinuity_time.tv_usec; 429 xstcb.total_sends = stcb->total_sends; 430 xstcb.total_recvs = stcb->total_recvs; 431 xstcb.local_tag = stcb->asoc.my_vtag; 432 xstcb.remote_tag = stcb->asoc.peer_vtag; 433 xstcb.initial_tsn = stcb->asoc.init_seq_number; 434 xstcb.highest_tsn = stcb->asoc.sending_seq - 1; 435 xstcb.cumulative_tsn = stcb->asoc.last_acked_seq; 436 xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn; 437 xstcb.mtu = stcb->asoc.smallest_mtu; 438 xstcb.refcnt = stcb->asoc.refcnt; 439 SCTP_INP_RUNLOCK(inp); 440 SCTP_INP_INFO_RUNLOCK(); 441 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 442 if (error) { 443 SCTP_INP_DECR_REF(inp); 444 atomic_subtract_int(&stcb->asoc.refcnt, 1); 445 return error; 446 } 447 SCTP_INP_INFO_RLOCK(); 448 SCTP_INP_RLOCK(inp); 449 error = copy_out_local_addresses(inp, stcb, req); 450 if (error) { 451 SCTP_INP_DECR_REF(inp); 452 atomic_subtract_int(&stcb->asoc.refcnt, 1); 453 return error; 454 } 455 TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { 456 xraddr.last = 0; 457 xraddr.address = net->ro._l_addr; 458 xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE); 459 xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0); 460 xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0); 461 xraddr.rto = net->RTO; 462 xraddr.max_path_rtx = net->failure_threshold; 463 xraddr.rtx = net->marked_retrans; 464 xraddr.error_counter = net->error_count; 465 xraddr.cwnd = net->cwnd; 466 xraddr.flight_size = net->flight_size; 467 xraddr.mtu = net->mtu; 468 xraddr.rtt = net->rtt; 469 xraddr.start_time.tv_sec = (uint32_t) net->start_time.tv_sec; 470 xraddr.start_time.tv_usec = (uint32_t) net->start_time.tv_usec; 471 SCTP_INP_RUNLOCK(inp); 472 SCTP_INP_INFO_RUNLOCK(); 473 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 474 if (error) { 475 SCTP_INP_DECR_REF(inp); 476 atomic_subtract_int(&stcb->asoc.refcnt, 1); 477 return error; 478 } 479 SCTP_INP_INFO_RLOCK(); 480 SCTP_INP_RLOCK(inp); 481 } 482 atomic_subtract_int(&stcb->asoc.refcnt, 1); 483 memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr)); 484 xraddr.last = 1; 485 SCTP_INP_RUNLOCK(inp); 486 SCTP_INP_INFO_RUNLOCK(); 487 error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); 488 if (error) { 489 SCTP_INP_DECR_REF(inp); 490 return error; 491 } 492 SCTP_INP_INFO_RLOCK(); 493 SCTP_INP_RLOCK(inp); 494 } 495 SCTP_INP_DECR_REF(inp); 496 SCTP_INP_RUNLOCK(inp); 497 SCTP_INP_INFO_RUNLOCK(); 498 memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb)); 499 xstcb.last = 1; 500 error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); 501 if (error) { 502 return error; 503 } 504 SCTP_INP_INFO_RLOCK(); 505 } 506 SCTP_INP_INFO_RUNLOCK(); 507 508 memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb)); 509 xinpcb.last = 1; 510 error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); 511 return error; 512 } 513 514 515 #define RANGECHK(var, min, max) \ 516 if ((var) < (min)) { (var) = (min); } \ 517 else if ((var) > (max)) { (var) = (max); } 518 519 static int 520 sysctl_sctp_udp_tunneling_check(SYSCTL_HANDLER_ARGS) 521 { 522 int error; 523 uint32_t old_sctp_udp_tunneling_port; 524 525 SCTP_INP_INFO_RLOCK(); 526 old_sctp_udp_tunneling_port = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port); 527 SCTP_INP_INFO_RUNLOCK(); 528 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 529 if (error == 0) { 530 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), SCTPCTL_UDP_TUNNELING_PORT_MIN, SCTPCTL_UDP_TUNNELING_PORT_MAX); 531 if (old_sctp_udp_tunneling_port == SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 532 error = 0; 533 goto out; 534 } 535 SCTP_INP_INFO_WLOCK(); 536 if (old_sctp_udp_tunneling_port) { 537 sctp_over_udp_stop(); 538 } 539 if (SCTP_BASE_SYSCTL(sctp_udp_tunneling_port)) { 540 if (sctp_over_udp_start()) { 541 SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = 0; 542 } 543 } 544 SCTP_INP_INFO_WUNLOCK(); 545 } 546 out: 547 return (error); 548 } 549 550 551 static int 552 sysctl_sctp_check(SYSCTL_HANDLER_ARGS) 553 { 554 int error; 555 556 error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); 557 if (error == 0) { 558 RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX); 559 RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX); 560 RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX); 561 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX); 562 RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_nonce), SCTPCTL_ECN_NONCE_MIN, SCTPCTL_ECN_NONCE_MAX); 563 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_sacks), SCTPCTL_STRICT_SACKS_MIN, SCTPCTL_STRICT_SACKS_MAX); 564 RANGECHK(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), SCTPCTL_LOOPBACK_NOCSUM_MIN, SCTPCTL_LOOPBACK_NOCSUM_MAX); 565 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_init), SCTPCTL_STRICT_INIT_MIN, SCTPCTL_STRICT_INIT_MAX); 566 RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX); 567 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX); 568 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX); 569 RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX); 570 RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX); 571 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX); 572 RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX); 573 RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX); 574 RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX); 575 RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX); 576 RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX); 577 RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX); 578 RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX); 579 RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX); 580 RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX); 581 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX); 582 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX); 583 RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX); 584 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX); 585 RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX); 586 RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX); 587 RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX); 588 RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX); 589 RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX); 590 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX); 591 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX); 592 /* EY */ 593 RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), SCTPCTL_NR_SACK_ON_OFF_MIN, SCTPCTL_NR_SACK_ON_OFF_MAX); 594 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX); 595 RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_pf), SCTPCTL_CMT_PF_MIN, SCTPCTL_CMT_PF_MAX); 596 RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX); 597 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr), SCTPCTL_EARLY_FAST_RETRAN_MIN, SCTPCTL_EARLY_FAST_RETRAN_MAX); 598 RANGECHK(SCTP_BASE_SYSCTL(sctp_early_fr_msec), SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN, SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX); 599 RANGECHK(SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), SCTPCTL_ASCONF_AUTH_NOCHK_MIN, SCTPCTL_ASCONF_AUTH_NOCHK_MAX); 600 RANGECHK(SCTP_BASE_SYSCTL(sctp_auth_disable), SCTPCTL_AUTH_DISABLE_MIN, SCTPCTL_AUTH_DISABLE_MAX); 601 RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX); 602 RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX); 603 RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX); 604 RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX); 605 RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX); 606 RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX); 607 RANGECHK(SCTP_BASE_SYSCTL(sctp_strict_data_order), SCTPCTL_STRICT_DATA_ORDER_MIN, SCTPCTL_STRICT_DATA_ORDER_MAX); 608 RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX); 609 RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX); 610 RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX); 611 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX); 612 RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX); 613 RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX); 614 615 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX); 616 RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX); 617 RANGECHK(SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN, SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MAX); 618 RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX); 619 RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_INITS_MIN, SCTPCTL_NAT_FRIENDLY_INITS_MAX); 620 621 #ifdef SCTP_DEBUG 622 RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX); 623 #endif 624 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 625 RANGECHK(SCTP_BASE_SYSCTL(sctp_output_unlocked), SCTPCTL_OUTPUT_UNLOCKED_MIN, SCTPCTL_OUTPUT_UNLOCKED_MAX); 626 #endif 627 } 628 return (error); 629 } 630 631 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 632 static int 633 sysctl_stat_get(SYSCTL_HANDLER_ARGS) 634 { 635 int cpu, error; 636 struct sctpstat sb, *sarry; 637 638 memset(&sb, 0, sizeof(sb)); 639 for (cpu = 0; cpu < mp_ncpus; cpu++) { 640 sarry = &SCTP_BASE_STATS[cpu]; 641 if (sarry->sctps_discontinuitytime.tv_sec > sb.sctps_discontinuitytime.tv_sec) { 642 sb.sctps_discontinuitytime.tv_sec = sarry->sctps_discontinuitytime.tv_sec; 643 sb.sctps_discontinuitytime.tv_usec = sarry->sctps_discontinuitytime.tv_usec; 644 } 645 sb.sctps_currestab += sarry->sctps_currestab; 646 sb.sctps_activeestab += sarry->sctps_activeestab; 647 sb.sctps_restartestab += sarry->sctps_restartestab; 648 sb.sctps_collisionestab += sarry->sctps_collisionestab; 649 sb.sctps_passiveestab += sarry->sctps_passiveestab; 650 sb.sctps_aborted += sarry->sctps_aborted; 651 sb.sctps_shutdown += sarry->sctps_shutdown; 652 sb.sctps_outoftheblue += sarry->sctps_outoftheblue; 653 sb.sctps_checksumerrors += sarry->sctps_checksumerrors; 654 sb.sctps_outcontrolchunks += sarry->sctps_outcontrolchunks; 655 sb.sctps_outorderchunks += sarry->sctps_outorderchunks; 656 sb.sctps_outunorderchunks += sarry->sctps_outunorderchunks; 657 sb.sctps_incontrolchunks += sarry->sctps_incontrolchunks; 658 sb.sctps_inorderchunks += sarry->sctps_inorderchunks; 659 sb.sctps_inunorderchunks += sarry->sctps_inunorderchunks; 660 sb.sctps_fragusrmsgs += sarry->sctps_fragusrmsgs; 661 sb.sctps_reasmusrmsgs += sarry->sctps_reasmusrmsgs; 662 sb.sctps_outpackets += sarry->sctps_outpackets; 663 sb.sctps_inpackets += sarry->sctps_inpackets; 664 sb.sctps_recvpackets += sarry->sctps_recvpackets; 665 sb.sctps_recvdatagrams += sarry->sctps_recvdatagrams; 666 sb.sctps_recvpktwithdata += sarry->sctps_recvpktwithdata; 667 sb.sctps_recvsacks += sarry->sctps_recvsacks; 668 sb.sctps_recvdata += sarry->sctps_recvdata; 669 sb.sctps_recvdupdata += sarry->sctps_recvdupdata; 670 sb.sctps_recvheartbeat += sarry->sctps_recvheartbeat; 671 sb.sctps_recvheartbeatack += sarry->sctps_recvheartbeatack; 672 sb.sctps_recvecne += sarry->sctps_recvecne; 673 sb.sctps_recvauth += sarry->sctps_recvauth; 674 sb.sctps_recvauthmissing += sarry->sctps_recvauthmissing; 675 sb.sctps_recvivalhmacid += sarry->sctps_recvivalhmacid; 676 sb.sctps_recvivalkeyid += sarry->sctps_recvivalkeyid; 677 sb.sctps_recvauthfailed += sarry->sctps_recvauthfailed; 678 sb.sctps_recvexpress += sarry->sctps_recvexpress; 679 sb.sctps_recvexpressm += sarry->sctps_recvexpressm; 680 sb.sctps_recvnocrc += sarry->sctps_recvnocrc; 681 sb.sctps_recvswcrc += sarry->sctps_recvswcrc; 682 sb.sctps_recvhwcrc += sarry->sctps_recvhwcrc; 683 sb.sctps_sendpackets += sarry->sctps_sendpackets; 684 sb.sctps_sendsacks += sarry->sctps_sendsacks; 685 sb.sctps_senddata += sarry->sctps_senddata; 686 sb.sctps_sendretransdata += sarry->sctps_sendretransdata; 687 sb.sctps_sendfastretrans += sarry->sctps_sendfastretrans; 688 sb.sctps_sendmultfastretrans += sarry->sctps_sendmultfastretrans; 689 sb.sctps_sendheartbeat += sarry->sctps_sendheartbeat; 690 sb.sctps_sendecne += sarry->sctps_sendecne; 691 sb.sctps_sendauth += sarry->sctps_sendauth; 692 sb.sctps_senderrors += sarry->sctps_senderrors; 693 sb.sctps_sendnocrc += sarry->sctps_sendnocrc; 694 sb.sctps_sendswcrc += sarry->sctps_sendswcrc; 695 sb.sctps_sendhwcrc += sarry->sctps_sendhwcrc; 696 sb.sctps_pdrpfmbox += sarry->sctps_pdrpfmbox; 697 sb.sctps_pdrpfehos += sarry->sctps_pdrpfehos; 698 sb.sctps_pdrpmbda += sarry->sctps_pdrpmbda; 699 sb.sctps_pdrpmbct += sarry->sctps_pdrpmbct; 700 sb.sctps_pdrpbwrpt += sarry->sctps_pdrpbwrpt; 701 sb.sctps_pdrpcrupt += sarry->sctps_pdrpcrupt; 702 sb.sctps_pdrpnedat += sarry->sctps_pdrpnedat; 703 sb.sctps_pdrppdbrk += sarry->sctps_pdrppdbrk; 704 sb.sctps_pdrptsnnf += sarry->sctps_pdrptsnnf; 705 sb.sctps_pdrpdnfnd += sarry->sctps_pdrpdnfnd; 706 sb.sctps_pdrpdiwnp += sarry->sctps_pdrpdiwnp; 707 sb.sctps_pdrpdizrw += sarry->sctps_pdrpdizrw; 708 sb.sctps_pdrpbadd += sarry->sctps_pdrpbadd; 709 sb.sctps_pdrpmark += sarry->sctps_pdrpmark; 710 sb.sctps_timoiterator += sarry->sctps_timoiterator; 711 sb.sctps_timodata += sarry->sctps_timodata; 712 sb.sctps_timowindowprobe += sarry->sctps_timowindowprobe; 713 sb.sctps_timoinit += sarry->sctps_timoinit; 714 sb.sctps_timosack += sarry->sctps_timosack; 715 sb.sctps_timoshutdown += sarry->sctps_timoshutdown; 716 sb.sctps_timoheartbeat += sarry->sctps_timoheartbeat; 717 sb.sctps_timocookie += sarry->sctps_timocookie; 718 sb.sctps_timosecret += sarry->sctps_timosecret; 719 sb.sctps_timopathmtu += sarry->sctps_timopathmtu; 720 sb.sctps_timoshutdownack += sarry->sctps_timoshutdownack; 721 sb.sctps_timoshutdownguard += sarry->sctps_timoshutdownguard; 722 sb.sctps_timostrmrst += sarry->sctps_timostrmrst; 723 sb.sctps_timoearlyfr += sarry->sctps_timoearlyfr; 724 sb.sctps_timoasconf += sarry->sctps_timoasconf; 725 sb.sctps_timodelprim += sarry->sctps_timodelprim; 726 sb.sctps_timoautoclose += sarry->sctps_timoautoclose; 727 sb.sctps_timoassockill += sarry->sctps_timoassockill; 728 sb.sctps_timoinpkill += sarry->sctps_timoinpkill; 729 sb.sctps_earlyfrstart += sarry->sctps_earlyfrstart; 730 sb.sctps_earlyfrstop += sarry->sctps_earlyfrstop; 731 sb.sctps_earlyfrmrkretrans += sarry->sctps_earlyfrmrkretrans; 732 sb.sctps_earlyfrstpout += sarry->sctps_earlyfrstpout; 733 sb.sctps_earlyfrstpidsck1 += sarry->sctps_earlyfrstpidsck1; 734 sb.sctps_earlyfrstpidsck2 += sarry->sctps_earlyfrstpidsck2; 735 sb.sctps_earlyfrstpidsck3 += sarry->sctps_earlyfrstpidsck3; 736 sb.sctps_earlyfrstpidsck4 += sarry->sctps_earlyfrstpidsck4; 737 sb.sctps_earlyfrstrid += sarry->sctps_earlyfrstrid; 738 sb.sctps_earlyfrstrout += sarry->sctps_earlyfrstrout; 739 sb.sctps_earlyfrstrtmr += sarry->sctps_earlyfrstrtmr; 740 sb.sctps_hdrops += sarry->sctps_hdrops; 741 sb.sctps_badsum += sarry->sctps_badsum; 742 sb.sctps_noport += sarry->sctps_noport; 743 sb.sctps_badvtag += sarry->sctps_badvtag; 744 sb.sctps_badsid += sarry->sctps_badsid; 745 sb.sctps_nomem += sarry->sctps_nomem; 746 sb.sctps_fastretransinrtt += sarry->sctps_fastretransinrtt; 747 sb.sctps_markedretrans += sarry->sctps_markedretrans; 748 sb.sctps_naglesent += sarry->sctps_naglesent; 749 sb.sctps_naglequeued += sarry->sctps_naglequeued; 750 sb.sctps_maxburstqueued += sarry->sctps_maxburstqueued; 751 sb.sctps_ifnomemqueued += sarry->sctps_ifnomemqueued; 752 sb.sctps_windowprobed += sarry->sctps_windowprobed; 753 sb.sctps_lowlevelerr += sarry->sctps_lowlevelerr; 754 sb.sctps_lowlevelerrusr += sarry->sctps_lowlevelerrusr; 755 sb.sctps_datadropchklmt += sarry->sctps_datadropchklmt; 756 sb.sctps_datadroprwnd += sarry->sctps_datadroprwnd; 757 sb.sctps_ecnereducedcwnd += sarry->sctps_ecnereducedcwnd; 758 sb.sctps_vtagexpress += sarry->sctps_vtagexpress; 759 sb.sctps_vtagbogus += sarry->sctps_vtagbogus; 760 sb.sctps_primary_randry += sarry->sctps_primary_randry; 761 sb.sctps_cmt_randry += sarry->sctps_cmt_randry; 762 sb.sctps_slowpath_sack += sarry->sctps_slowpath_sack; 763 sb.sctps_wu_sacks_sent += sarry->sctps_wu_sacks_sent; 764 sb.sctps_sends_with_flags += sarry->sctps_sends_with_flags; 765 sb.sctps_sends_with_unord += sarry->sctps_sends_with_unord; 766 sb.sctps_sends_with_eof += sarry->sctps_sends_with_eof; 767 sb.sctps_sends_with_abort += sarry->sctps_sends_with_abort; 768 sb.sctps_protocol_drain_calls += sarry->sctps_protocol_drain_calls; 769 sb.sctps_protocol_drains_done += sarry->sctps_protocol_drains_done; 770 sb.sctps_read_peeks += sarry->sctps_read_peeks; 771 sb.sctps_cached_chk += sarry->sctps_cached_chk; 772 sb.sctps_cached_strmoq += sarry->sctps_cached_strmoq; 773 sb.sctps_left_abandon += sarry->sctps_left_abandon; 774 sb.sctps_send_burst_avoid += sarry->sctps_send_burst_avoid; 775 sb.sctps_send_cwnd_avoid += sarry->sctps_send_cwnd_avoid; 776 sb.sctps_fwdtsn_map_over += sarry->sctps_fwdtsn_map_over; 777 } 778 error = SYSCTL_OUT(req, &sb, sizeof(sb)); 779 return (error); 780 } 781 782 #endif 783 784 #if defined(SCTP_LOCAL_TRACE_BUF) 785 static int 786 sysctl_sctp_cleartrace(SYSCTL_HANDLER_ARGS) 787 { 788 int error = 0; 789 790 memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); 791 return (error); 792 } 793 794 #endif 795 796 797 /* 798 * sysctl definitions 799 */ 800 801 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sendspace, CTLTYPE_INT | CTLFLAG_RW, 802 &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sysctl_sctp_check, "IU", 803 SCTPCTL_MAXDGRAM_DESC); 804 805 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, recvspace, CTLTYPE_INT | CTLFLAG_RW, 806 &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sysctl_sctp_check, "IU", 807 SCTPCTL_RECVSPACE_DESC); 808 809 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auto_asconf, CTLTYPE_INT | CTLFLAG_RW, 810 &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sysctl_sctp_check, "IU", 811 SCTPCTL_AUTOASCONF_DESC); 812 813 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ecn_enable, CTLTYPE_INT | CTLFLAG_RW, 814 &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sysctl_sctp_check, "IU", 815 SCTPCTL_ECN_ENABLE_DESC); 816 817 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ecn_nonce, CTLTYPE_INT | CTLFLAG_RW, 818 &SCTP_BASE_SYSCTL(sctp_ecn_nonce), 0, sysctl_sctp_check, "IU", 819 SCTPCTL_ECN_NONCE_DESC); 820 821 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_sacks, CTLTYPE_INT | CTLFLAG_RW, 822 &SCTP_BASE_SYSCTL(sctp_strict_sacks), 0, sysctl_sctp_check, "IU", 823 SCTPCTL_STRICT_SACKS_DESC); 824 825 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, loopback_nocsum, CTLTYPE_INT | CTLFLAG_RW, 826 &SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), 0, sysctl_sctp_check, "IU", 827 SCTPCTL_LOOPBACK_NOCSUM_DESC); 828 829 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_init, CTLTYPE_INT | CTLFLAG_RW, 830 &SCTP_BASE_SYSCTL(sctp_strict_init), 0, sysctl_sctp_check, "IU", 831 SCTPCTL_STRICT_INIT_DESC); 832 833 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, peer_chkoh, CTLTYPE_INT | CTLFLAG_RW, 834 &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sysctl_sctp_check, "IU", 835 SCTPCTL_PEER_CHKOH_DESC); 836 837 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxburst, CTLTYPE_INT | CTLFLAG_RW, 838 &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sysctl_sctp_check, "IU", 839 SCTPCTL_MAXBURST_DESC); 840 841 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, maxchunks, CTLTYPE_INT | CTLFLAG_RW, 842 &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sysctl_sctp_check, "IU", 843 SCTPCTL_MAXCHUNKS_DESC); 844 845 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, tcbhashsize, CTLTYPE_INT | CTLFLAG_RW, 846 &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sysctl_sctp_check, "IU", 847 SCTPCTL_TCBHASHSIZE_DESC); 848 849 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pcbhashsize, CTLTYPE_INT | CTLFLAG_RW, 850 &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sysctl_sctp_check, "IU", 851 SCTPCTL_PCBHASHSIZE_DESC); 852 853 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, min_split_point, CTLTYPE_INT | CTLFLAG_RW, 854 &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sysctl_sctp_check, "IU", 855 SCTPCTL_MIN_SPLIT_POINT_DESC); 856 857 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, chunkscale, CTLTYPE_INT | CTLFLAG_RW, 858 &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sysctl_sctp_check, "IU", 859 SCTPCTL_CHUNKSCALE_DESC); 860 861 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, delayed_sack_time, CTLTYPE_INT | CTLFLAG_RW, 862 &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sysctl_sctp_check, "IU", 863 SCTPCTL_DELAYED_SACK_TIME_DESC); 864 865 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sack_freq, CTLTYPE_INT | CTLFLAG_RW, 866 &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sysctl_sctp_check, "IU", 867 SCTPCTL_SACK_FREQ_DESC); 868 869 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, sys_resource, CTLTYPE_INT | CTLFLAG_RW, 870 &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sysctl_sctp_check, "IU", 871 SCTPCTL_SYS_RESOURCE_DESC); 872 873 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asoc_resource, CTLTYPE_INT | CTLFLAG_RW, 874 &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sysctl_sctp_check, "IU", 875 SCTPCTL_ASOC_RESOURCE_DESC); 876 877 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, heartbeat_interval, CTLTYPE_INT | CTLFLAG_RW, 878 &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sysctl_sctp_check, "IU", 879 SCTPCTL_HEARTBEAT_INTERVAL_DESC); 880 881 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, pmtu_raise_time, CTLTYPE_INT | CTLFLAG_RW, 882 &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sysctl_sctp_check, "IU", 883 SCTPCTL_PMTU_RAISE_TIME_DESC); 884 885 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, shutdown_guard_time, CTLTYPE_INT | CTLFLAG_RW, 886 &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sysctl_sctp_check, "IU", 887 SCTPCTL_SHUTDOWN_GUARD_TIME_DESC); 888 889 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, secret_lifetime, CTLTYPE_INT | CTLFLAG_RW, 890 &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sysctl_sctp_check, "IU", 891 SCTPCTL_SECRET_LIFETIME_DESC); 892 893 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_max, CTLTYPE_INT | CTLFLAG_RW, 894 &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sysctl_sctp_check, "IU", 895 SCTPCTL_RTO_MAX_DESC); 896 897 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_min, CTLTYPE_INT | CTLFLAG_RW, 898 &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sysctl_sctp_check, "IU", 899 SCTPCTL_RTO_MIN_DESC); 900 901 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, rto_initial, CTLTYPE_INT | CTLFLAG_RW, 902 &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sysctl_sctp_check, "IU", 903 SCTPCTL_RTO_INITIAL_DESC); 904 905 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rto_max, CTLTYPE_INT | CTLFLAG_RW, 906 &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sysctl_sctp_check, "IU", 907 SCTPCTL_INIT_RTO_MAX_DESC); 908 909 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, valid_cookie_life, CTLTYPE_INT | CTLFLAG_RW, 910 &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sysctl_sctp_check, "IU", 911 SCTPCTL_VALID_COOKIE_LIFE_DESC); 912 913 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, init_rtx_max, CTLTYPE_INT | CTLFLAG_RW, 914 &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sysctl_sctp_check, "IU", 915 SCTPCTL_INIT_RTX_MAX_DESC); 916 917 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoc_rtx_max, CTLTYPE_INT | CTLFLAG_RW, 918 &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sysctl_sctp_check, "IU", 919 SCTPCTL_ASSOC_RTX_MAX_DESC); 920 921 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, path_rtx_max, CTLTYPE_INT | CTLFLAG_RW, 922 &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sysctl_sctp_check, "IU", 923 SCTPCTL_PATH_RTX_MAX_DESC); 924 925 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, add_more_on_output, CTLTYPE_INT | CTLFLAG_RW, 926 &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sysctl_sctp_check, "IU", 927 SCTPCTL_ADD_MORE_ON_OUTPUT_DESC); 928 929 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, outgoing_streams, CTLTYPE_INT | CTLFLAG_RW, 930 &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sysctl_sctp_check, "IU", 931 SCTPCTL_OUTGOING_STREAMS_DESC); 932 933 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_on_off, CTLTYPE_INT | CTLFLAG_RW, 934 &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sysctl_sctp_check, "IU", 935 SCTPCTL_CMT_ON_OFF_DESC); 936 937 /* EY */ 938 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nr_sack_on_off, CTLTYPE_INT | CTLFLAG_RW, 939 &SCTP_BASE_SYSCTL(sctp_nr_sack_on_off), 0, sysctl_sctp_check, "IU", 940 SCTPCTL_NR_SACK_ON_OFF_DESC); 941 942 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_use_dac, CTLTYPE_INT | CTLFLAG_RW, 943 &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sysctl_sctp_check, "IU", 944 SCTPCTL_CMT_USE_DAC_DESC); 945 946 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cmt_pf, CTLTYPE_INT | CTLFLAG_RW, 947 &SCTP_BASE_SYSCTL(sctp_cmt_pf), 0, sysctl_sctp_check, "IU", 948 SCTPCTL_CMT_PF_DESC); 949 950 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, cwnd_maxburst, CTLTYPE_INT | CTLFLAG_RW, 951 &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sysctl_sctp_check, "IU", 952 SCTPCTL_CWND_MAXBURST_DESC); 953 954 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran, CTLTYPE_INT | CTLFLAG_RW, 955 &SCTP_BASE_SYSCTL(sctp_early_fr), 0, sysctl_sctp_check, "IU", 956 SCTPCTL_EARLY_FAST_RETRAN_DESC); 957 958 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, early_fast_retran_msec, CTLTYPE_INT | CTLFLAG_RW, 959 &SCTP_BASE_SYSCTL(sctp_early_fr_msec), 0, sysctl_sctp_check, "IU", 960 SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC); 961 962 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asconf_auth_nochk, CTLTYPE_INT | CTLFLAG_RW, 963 &SCTP_BASE_SYSCTL(sctp_asconf_auth_nochk), 0, sysctl_sctp_check, "IU", 964 SCTPCTL_ASCONF_AUTH_NOCHK_DESC); 965 966 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auth_disable, CTLTYPE_INT | CTLFLAG_RW, 967 &SCTP_BASE_SYSCTL(sctp_auth_disable), 0, sysctl_sctp_check, "IU", 968 SCTPCTL_AUTH_DISABLE_DESC); 969 970 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nat_friendly, CTLTYPE_INT | CTLFLAG_RW, 971 &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sysctl_sctp_check, "IU", 972 SCTPCTL_NAT_FRIENDLY_DESC); 973 974 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, abc_l_var, CTLTYPE_INT | CTLFLAG_RW, 975 &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sysctl_sctp_check, "IU", 976 SCTPCTL_ABC_L_VAR_DESC); 977 978 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, max_chained_mbufs, CTLTYPE_INT | CTLFLAG_RW, 979 &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sysctl_sctp_check, "IU", 980 SCTPCTL_MAX_CHAINED_MBUFS_DESC); 981 982 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, do_sctp_drain, CTLTYPE_INT | CTLFLAG_RW, 983 &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sysctl_sctp_check, "IU", 984 SCTPCTL_DO_SCTP_DRAIN_DESC); 985 986 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, hb_max_burst, CTLTYPE_INT | CTLFLAG_RW, 987 &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sysctl_sctp_check, "IU", 988 SCTPCTL_HB_MAX_BURST_DESC); 989 990 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, abort_at_limit, CTLTYPE_INT | CTLFLAG_RW, 991 &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sysctl_sctp_check, "IU", 992 SCTPCTL_ABORT_AT_LIMIT_DESC); 993 994 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, strict_data_order, CTLTYPE_INT | CTLFLAG_RW, 995 &SCTP_BASE_SYSCTL(sctp_strict_data_order), 0, sysctl_sctp_check, "IU", 996 SCTPCTL_STRICT_DATA_ORDER_DESC); 997 998 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, min_residual, CTLTYPE_INT | CTLFLAG_RW, 999 &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sysctl_sctp_check, "IU", 1000 SCTPCTL_MIN_RESIDUAL_DESC); 1001 1002 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, max_retran_chunk, CTLTYPE_INT | CTLFLAG_RW, 1003 &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sysctl_sctp_check, "IU", 1004 SCTPCTL_MAX_RETRAN_CHUNK_DESC); 1005 1006 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, log_level, CTLTYPE_INT | CTLFLAG_RW, 1007 &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sysctl_sctp_check, "IU", 1008 SCTPCTL_LOGGING_LEVEL_DESC); 1009 1010 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, default_cc_module, CTLTYPE_INT | CTLFLAG_RW, 1011 &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sysctl_sctp_check, "IU", 1012 SCTPCTL_DEFAULT_CC_MODULE_DESC); 1013 1014 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, default_frag_interleave, CTLTYPE_INT | CTLFLAG_RW, 1015 &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sysctl_sctp_check, "IU", 1016 SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC); 1017 1018 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_base, CTLTYPE_INT | CTLFLAG_RW, 1019 &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sysctl_sctp_check, "IU", 1020 SCTPCTL_MOBILITY_BASE_DESC); 1021 1022 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mobility_fasthandoff, CTLTYPE_INT | CTLFLAG_RW, 1023 &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sysctl_sctp_check, "IU", 1024 SCTPCTL_MOBILITY_FASTHANDOFF_DESC); 1025 1026 #if defined(SCTP_LOCAL_TRACE_BUF) 1027 SYSCTL_STRUCT(_net_inet_sctp, OID_AUTO, log, CTLFLAG_RD, 1028 &SCTP_BASE_SYSCTL(sctp_log), sctp_log, 1029 "SCTP logging (struct sctp_log)"); 1030 1031 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, clear_trace, CTLTYPE_OPAQUE | CTLFLAG_RW, 1032 &SCTP_BASE_SYSCTL(sctp_log), 0, sysctl_sctp_cleartrace, "IU", 1033 "Clear SCTP Logging buffer"); 1034 1035 1036 1037 #endif 1038 1039 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_for_client_enable, CTLTYPE_INT | CTLFLAG_RW, 1040 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_for_client_enable), 0, sysctl_sctp_check, "IU", 1041 SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DESC); 1042 1043 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLTYPE_INT | CTLFLAG_RW, 1044 &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sysctl_sctp_udp_tunneling_check, "IU", 1045 SCTPCTL_UDP_TUNNELING_PORT_DESC); 1046 1047 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, enable_sack_immediately, CTLTYPE_INT | CTLFLAG_RW, 1048 &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sysctl_sctp_check, "IU", 1049 SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC); 1050 1051 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, nat_friendly_init, CTLTYPE_INT | CTLFLAG_RW, 1052 &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sysctl_sctp_check, "IU", 1053 SCTPCTL_NAT_FRIENDLY_INITS_DESC); 1054 1055 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, vtag_time_wait, CTLTYPE_INT | CTLFLAG_RW, 1056 &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sysctl_sctp_check, "IU", 1057 SCTPCTL_TIME_WAIT_DESC); 1058 1059 #ifdef SCTP_DEBUG 1060 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, debug, CTLTYPE_INT | CTLFLAG_RW, 1061 &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sysctl_sctp_check, "IU", 1062 SCTPCTL_DEBUG_DESC); 1063 #endif /* SCTP_DEBUG */ 1064 1065 1066 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 1067 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, output_unlocked, CTLTYPE_INT | CTLFLAG_RW, 1068 &SCTP_BASE_SYSCTL(sctp_output_unlocked), 0, sysctl_sctp_check, "IU", 1069 SCTPCTL_OUTPUT_UNLOCKED_DESC); 1070 #endif 1071 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 1072 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, stats, 1073 CTLTYPE_STRUCT | CTLFLAG_RD, 1074 0, 0, sysctl_stat_get, "S,sctpstat", 1075 "SCTP statistics (struct sctp_stat)"); 1076 #else 1077 SYSCTL_STRUCT(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_RW, 1078 &SCTP_BASE_STATS_SYSCTL, sctpstat, 1079 "SCTP statistics (struct sctp_stat)"); 1080 #endif 1081 1082 SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLFLAG_RD, 1083 0, 0, sctp_assoclist, 1084 "S,xassoc", "List of active SCTP associations"); 1085