diff options
Diffstat (limited to 'netwerk/sctp/src/netinet/sctp_sysctl.c')
| -rw-r--r-- | netwerk/sctp/src/netinet/sctp_sysctl.c | 1664 |
1 files changed, 1664 insertions, 0 deletions
diff --git a/netwerk/sctp/src/netinet/sctp_sysctl.c b/netwerk/sctp/src/netinet/sctp_sysctl.c new file mode 100644 index 0000000000..925aaf0313 --- /dev/null +++ b/netwerk/sctp/src/netinet/sctp_sysctl.c @@ -0,0 +1,1664 @@ +/*- + * SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved. + * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. + * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * a) Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * b) Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the distribution. + * + * c) Neither the name of Cisco Systems, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, + * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <netinet/sctp_os.h> +#include <netinet/sctp.h> +#include <netinet/sctp_constants.h> +#include <netinet/sctp_sysctl.h> +#include <netinet/sctp_pcb.h> +#include <netinet/sctputil.h> +#include <netinet/sctp_output.h> +#if defined(__FreeBSD__) && !defined(__Userspace__) +#include <sys/smp.h> +#include <sys/sysctl.h> +#endif +#if defined(__APPLE__) && !defined(__Userspace__) +#include <netinet/sctp_bsd_addr.h> +#endif + +#if defined(__FreeBSD__) && !defined(__Userspace__) +FEATURE(sctp, "Stream Control Transmission Protocol"); +#endif + +/* + * sysctl tunable variables + */ + +void +sctp_init_sysctls(void) +{ + SCTP_BASE_SYSCTL(sctp_sendspace) = SCTPCTL_MAXDGRAM_DEFAULT; + SCTP_BASE_SYSCTL(sctp_recvspace) = SCTPCTL_RECVSPACE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_auto_asconf) = SCTPCTL_AUTOASCONF_DEFAULT; + SCTP_BASE_SYSCTL(sctp_multiple_asconfs) = SCTPCTL_MULTIPLEASCONFS_DEFAULT; + SCTP_BASE_SYSCTL(sctp_ecn_enable) = SCTPCTL_ECN_ENABLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_pr_enable) = SCTPCTL_PR_ENABLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_auth_enable) = SCTPCTL_AUTH_ENABLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_asconf_enable) = SCTPCTL_ASCONF_ENABLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_reconfig_enable) = SCTPCTL_RECONFIG_ENABLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_nrsack_enable) = SCTPCTL_NRSACK_ENABLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_pktdrop_enable) = SCTPCTL_PKTDROP_ENABLE_DEFAULT; +#if !(defined(__FreeBSD__) && !defined(__Userspace__)) + SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback) = SCTPCTL_LOOPBACK_NOCSUM_DEFAULT; +#endif + SCTP_BASE_SYSCTL(sctp_peer_chunk_oh) = SCTPCTL_PEER_CHKOH_DEFAULT; + SCTP_BASE_SYSCTL(sctp_max_burst_default) = SCTPCTL_MAXBURST_DEFAULT; + SCTP_BASE_SYSCTL(sctp_fr_max_burst_default) = SCTPCTL_FRMAXBURST_DEFAULT; + SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue) = SCTPCTL_MAXCHUNKS_DEFAULT; +#if defined(__Userspace__) + if (SCTP_BASE_SYSCTL(sctp_hashtblsize) == 0) { + SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT; + } +#else + SCTP_BASE_SYSCTL(sctp_hashtblsize) = SCTPCTL_TCBHASHSIZE_DEFAULT; +#endif +#if defined(__Userspace__) + if (SCTP_BASE_SYSCTL(sctp_pcbtblsize) == 0) { + SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT; + } +#else + SCTP_BASE_SYSCTL(sctp_pcbtblsize) = SCTPCTL_PCBHASHSIZE_DEFAULT; +#endif + SCTP_BASE_SYSCTL(sctp_min_split_point) = SCTPCTL_MIN_SPLIT_POINT_DEFAULT; +#if defined(__Userspace__) + if (SCTP_BASE_SYSCTL(sctp_chunkscale) == 0) { + SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT; + } +#else + SCTP_BASE_SYSCTL(sctp_chunkscale) = SCTPCTL_CHUNKSCALE_DEFAULT; +#endif + SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default) = SCTPCTL_DELAYED_SACK_TIME_DEFAULT; + SCTP_BASE_SYSCTL(sctp_sack_freq_default) = SCTPCTL_SACK_FREQ_DEFAULT; + SCTP_BASE_SYSCTL(sctp_system_free_resc_limit) = SCTPCTL_SYS_RESOURCE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit) = SCTPCTL_ASOC_RESOURCE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default) = SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT; + SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default) = SCTPCTL_PMTU_RAISE_TIME_DEFAULT; + SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default) = SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT; + SCTP_BASE_SYSCTL(sctp_secret_lifetime_default) = SCTPCTL_SECRET_LIFETIME_DEFAULT; + SCTP_BASE_SYSCTL(sctp_rto_max_default) = SCTPCTL_RTO_MAX_DEFAULT; + SCTP_BASE_SYSCTL(sctp_rto_min_default) = SCTPCTL_RTO_MIN_DEFAULT; + SCTP_BASE_SYSCTL(sctp_rto_initial_default) = SCTPCTL_RTO_INITIAL_DEFAULT; + SCTP_BASE_SYSCTL(sctp_init_rto_max_default) = SCTPCTL_INIT_RTO_MAX_DEFAULT; + SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default) = SCTPCTL_VALID_COOKIE_LIFE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_init_rtx_max_default) = SCTPCTL_INIT_RTX_MAX_DEFAULT; + SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default) = SCTPCTL_ASSOC_RTX_MAX_DEFAULT; + SCTP_BASE_SYSCTL(sctp_path_rtx_max_default) = SCTPCTL_PATH_RTX_MAX_DEFAULT; + SCTP_BASE_SYSCTL(sctp_path_pf_threshold) = SCTPCTL_PATH_PF_THRESHOLD_DEFAULT; + SCTP_BASE_SYSCTL(sctp_add_more_threshold) = SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT; + SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default) = SCTPCTL_INCOMING_STREAMS_DEFAULT; + SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default) = SCTPCTL_OUTGOING_STREAMS_DEFAULT; + SCTP_BASE_SYSCTL(sctp_cmt_on_off) = SCTPCTL_CMT_ON_OFF_DEFAULT; + SCTP_BASE_SYSCTL(sctp_cmt_use_dac) = SCTPCTL_CMT_USE_DAC_DEFAULT; + SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst) = SCTPCTL_CWND_MAXBURST_DEFAULT; + SCTP_BASE_SYSCTL(sctp_nat_friendly) = SCTPCTL_NAT_FRIENDLY_DEFAULT; + SCTP_BASE_SYSCTL(sctp_L2_abc_variable) = SCTPCTL_ABC_L_VAR_DEFAULT; + SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count) = SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT; + SCTP_BASE_SYSCTL(sctp_do_drain) = SCTPCTL_DO_SCTP_DRAIN_DEFAULT; + SCTP_BASE_SYSCTL(sctp_hb_maxburst) = SCTPCTL_HB_MAX_BURST_DEFAULT; + SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit) = SCTPCTL_ABORT_AT_LIMIT_DEFAULT; + SCTP_BASE_SYSCTL(sctp_min_residual) = SCTPCTL_MIN_RESIDUAL_DEFAULT; + SCTP_BASE_SYSCTL(sctp_max_retran_chunk) = SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT; + SCTP_BASE_SYSCTL(sctp_logging_level) = SCTPCTL_LOGGING_LEVEL_DEFAULT; + SCTP_BASE_SYSCTL(sctp_default_cc_module) = SCTPCTL_DEFAULT_CC_MODULE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_default_ss_module) = SCTPCTL_DEFAULT_SS_MODULE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_default_frag_interleave) = SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_mobility_base) = SCTPCTL_MOBILITY_BASE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff) = SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT; + SCTP_BASE_SYSCTL(sctp_vtag_time_wait) = SCTPCTL_TIME_WAIT_DEFAULT; + SCTP_BASE_SYSCTL(sctp_buffer_splitting) = SCTPCTL_BUFFER_SPLITTING_DEFAULT; + SCTP_BASE_SYSCTL(sctp_initial_cwnd) = SCTPCTL_INITIAL_CWND_DEFAULT; + SCTP_BASE_SYSCTL(sctp_rttvar_bw) = SCTPCTL_RTTVAR_BW_DEFAULT; + SCTP_BASE_SYSCTL(sctp_rttvar_rtt) = SCTPCTL_RTTVAR_RTT_DEFAULT; + SCTP_BASE_SYSCTL(sctp_rttvar_eqret) = SCTPCTL_RTTVAR_EQRET_DEFAULT; + SCTP_BASE_SYSCTL(sctp_steady_step) = SCTPCTL_RTTVAR_STEADYS_DEFAULT; + SCTP_BASE_SYSCTL(sctp_use_dccc_ecn) = SCTPCTL_RTTVAR_DCCCECN_DEFAULT; + SCTP_BASE_SYSCTL(sctp_blackhole) = SCTPCTL_BLACKHOLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_sendall_limit) = SCTPCTL_SENDALL_LIMIT_DEFAULT; + SCTP_BASE_SYSCTL(sctp_diag_info_code) = SCTPCTL_DIAG_INFO_CODE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_ootb_with_zero_cksum) = SCTPCTL_OOTB_WITH_ZERO_CKSUM_DEFAULT; +#if defined(SCTP_LOCAL_TRACE_BUF) +#if defined(_WIN32) && !defined(__Userspace__) + /* On Windows, the resource for global variables is limited. */ + MALLOC(SCTP_BASE_SYSCTL(sctp_log), struct sctp_log *, sizeof(struct sctp_log), M_SYSCTL, M_ZERO); +#else + memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); +#endif +#endif + SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = SCTPCTL_UDP_TUNNELING_PORT_DEFAULT; + SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) = SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT; + SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly) = SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT; +#if defined(SCTP_DEBUG) + SCTP_BASE_SYSCTL(sctp_debug_on) = SCTPCTL_DEBUG_DEFAULT; +#endif +#if defined(__APPLE__) && !defined(__Userspace__) + SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces) = SCTPCTL_IGNORE_VMWARE_INTERFACES_DEFAULT; + SCTP_BASE_SYSCTL(sctp_main_timer) = SCTPCTL_MAIN_TIMER_DEFAULT; + SCTP_BASE_SYSCTL(sctp_addr_watchdog_limit) = SCTPCTL_ADDR_WATCHDOG_LIMIT_DEFAULT; + SCTP_BASE_SYSCTL(sctp_vtag_watchdog_limit) = SCTPCTL_VTAG_WATCHDOG_LIMIT_DEFAULT; +#endif +#if defined(__APPLE__) && !defined(__Userspace__) + SCTP_BASE_SYSCTL(sctp_output_unlocked) = SCTPCTL_OUTPUT_UNLOCKED_DEFAULT; +#endif +} +#if defined(_WIN32) && !defined(__Userspace__) + +void +sctp_finish_sysctls() +{ +#if defined(SCTP_LOCAL_TRACE_BUF) + if (SCTP_BASE_SYSCTL(sctp_log) != NULL) { + FREE(SCTP_BASE_SYSCTL(sctp_log), M_SYSCTL); + SCTP_BASE_SYSCTL(sctp_log) = NULL; + } +#endif +} +#endif + +#if !defined(__Userspace__) +/* It returns an upper limit. No filtering is done here */ +static unsigned int +sctp_sysctl_number_of_addresses(struct sctp_inpcb *inp) +{ + unsigned int cnt; + struct sctp_vrf *vrf; + struct sctp_ifn *sctp_ifn; + struct sctp_ifa *sctp_ifa; + struct sctp_laddr *laddr; + + cnt = 0; + /* neither Mac OS X nor FreeBSD support multiple routing functions */ + if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { + return (0); + } + if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { + LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { + LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { + switch (sctp_ifa->address.sa.sa_family) { +#ifdef INET + case AF_INET: +#endif +#ifdef INET6 + case AF_INET6: +#endif + cnt++; + break; + default: + break; + } + } + } + } else { + LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { + switch (laddr->ifa->address.sa.sa_family) { +#ifdef INET + case AF_INET: +#endif +#ifdef INET6 + case AF_INET6: +#endif + cnt++; + break; + default: + break; + } + } + } + return (cnt); +} + +static int +sctp_sysctl_copy_out_local_addresses(struct sctp_inpcb *inp, struct sctp_tcb *stcb, struct sysctl_req *req) +{ + struct sctp_ifn *sctp_ifn; + struct sctp_ifa *sctp_ifa; + int loopback_scope; +#ifdef INET + int ipv4_local_scope; + int ipv4_addr_legal; +#endif +#ifdef INET6 + int local_scope, site_scope; + int ipv6_addr_legal; +#endif +#if defined(__Userspace__) + int conn_addr_legal; +#endif + struct sctp_vrf *vrf; + struct xsctp_laddr xladdr; + struct sctp_laddr *laddr; + int error; + + /* Turn on all the appropriate scope */ + if (stcb != NULL) { + /* use association specific values */ + loopback_scope = stcb->asoc.scope.loopback_scope; +#ifdef INET + ipv4_local_scope = stcb->asoc.scope.ipv4_local_scope; + ipv4_addr_legal = stcb->asoc.scope.ipv4_addr_legal; +#endif +#ifdef INET6 + local_scope = stcb->asoc.scope.local_scope; + site_scope = stcb->asoc.scope.site_scope; + ipv6_addr_legal = stcb->asoc.scope.ipv6_addr_legal; +#endif +#if defined(__Userspace__) + conn_addr_legal = stcb->asoc.scope.conn_addr_legal; +#endif + } else { + /* Use generic values for endpoints. */ + loopback_scope = 1; +#ifdef INET + ipv4_local_scope = 1; +#endif +#ifdef INET6 + local_scope = 1; + site_scope = 1; +#endif + if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_V6) { +#ifdef INET6 + ipv6_addr_legal = 1; +#endif +#ifdef INET + if (SCTP_IPV6_V6ONLY(inp)) { + ipv4_addr_legal = 0; + } else { + ipv4_addr_legal = 1; + } +#endif +#if defined(__Userspace__) + conn_addr_legal = 0; +#endif + } else { +#ifdef INET6 + ipv6_addr_legal = 0; +#endif +#if defined(__Userspace__) + if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUND_CONN) { + conn_addr_legal = 1; +#ifdef INET + ipv4_addr_legal = 0; +#endif + } else { + conn_addr_legal = 0; +#ifdef INET + ipv4_addr_legal = 1; +#endif + } +#else +#ifdef INET + ipv4_addr_legal = 1; +#endif +#endif + } + } + + /* Neither Mac OS X nor FreeBSD support multiple routing functions. */ + if ((vrf = sctp_find_vrf(inp->def_vrf_id)) == NULL) { + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + return (ENOENT); + } + if (inp->sctp_flags & SCTP_PCB_FLAGS_BOUNDALL) { + LIST_FOREACH(sctp_ifn, &vrf->ifnlist, next_ifn) { + if ((loopback_scope == 0) && SCTP_IFN_IS_IFT_LOOP(sctp_ifn)) { + /* Skip loopback if loopback_scope not set. */ + continue; + } + LIST_FOREACH(sctp_ifa, &sctp_ifn->ifalist, next_ifa) { + if (stcb != NULL) { + /* + * Ignore if blacklisted at + * association level. + */ + if (sctp_is_addr_restricted(stcb, sctp_ifa)) { + continue; + } + } + switch (sctp_ifa->address.sa.sa_family) { +#ifdef INET + case AF_INET: + if (ipv4_addr_legal) { + struct sockaddr_in *sin; + + sin = &sctp_ifa->address.sin; + if (sin->sin_addr.s_addr == 0) { + continue; + } +#if defined(__FreeBSD__) && !defined(__Userspace__) + if (prison_check_ip4(inp->ip_inp.inp.inp_cred, + &sin->sin_addr) != 0) { + continue; + } +#endif + if ((ipv4_local_scope == 0) && (IN4_ISPRIVATE_ADDRESS(&sin->sin_addr))) { + continue; + } + } else { + continue; + } + break; +#endif +#ifdef INET6 + case AF_INET6: + if (ipv6_addr_legal) { + struct sockaddr_in6 *sin6; + + sin6 = &sctp_ifa->address.sin6; + if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) { + continue; + } +#if defined(__FreeBSD__) && !defined(__Userspace__) + if (prison_check_ip6(inp->ip_inp.inp.inp_cred, + &sin6->sin6_addr) != 0) { + continue; + } +#endif + if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { + if (local_scope == 0) { + continue; + } + } + if ((site_scope == 0) && (IN6_IS_ADDR_SITELOCAL(&sin6->sin6_addr))) { + continue; + } + } else { + continue; + } + break; +#endif +#if defined(__Userspace__) + case AF_CONN: + if (!conn_addr_legal) { + continue; + } + break; +#endif + default: + continue; + } + memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); + memcpy((void *)&xladdr.address, (const void *)&sctp_ifa->address, sizeof(union sctp_sockstore)); + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); + if (error != 0) { + return (error); + } else { + SCTP_INP_INFO_RLOCK(); + SCTP_INP_RLOCK(inp); + } + } + } + } else { + LIST_FOREACH(laddr, &inp->sctp_addr_list, sctp_nxt_addr) { + /* ignore if blacklisted at association level */ + if (stcb != NULL && sctp_is_addr_restricted(stcb, laddr->ifa)) + continue; + memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); + memcpy((void *)&xladdr.address, (const void *)&laddr->ifa->address, sizeof(union sctp_sockstore)); + xladdr.start_time.tv_sec = (uint32_t)laddr->start_time.tv_sec; + xladdr.start_time.tv_usec = (uint32_t)laddr->start_time.tv_usec; + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); + if (error != 0) { + return (error); + } else { + SCTP_INP_INFO_RLOCK(); + SCTP_INP_RLOCK(inp); + } + } + } + memset((void *)&xladdr, 0, sizeof(struct xsctp_laddr)); + xladdr.last = 1; + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + error = SYSCTL_OUT(req, &xladdr, sizeof(struct xsctp_laddr)); + + if (error != 0) { + return (error); + } else { + SCTP_INP_INFO_RLOCK(); + SCTP_INP_RLOCK(inp); + return (0); + } +} + +/* + * sysctl functions + */ +#if defined(__APPLE__) && !defined(__Userspace__) +static int +sctp_sysctl_handle_assoclist SYSCTL_HANDLER_ARGS +{ +#pragma unused(oidp, arg1, arg2) +#else +static int +sctp_sysctl_handle_assoclist(SYSCTL_HANDLER_ARGS) +{ +#endif + unsigned int number_of_endpoints; + unsigned int number_of_local_addresses; + unsigned int number_of_associations; + unsigned int number_of_remote_addresses; + unsigned int n; + int error; + struct sctp_inpcb *inp; + struct sctp_tcb *stcb; + struct sctp_nets *net; + struct xsctp_inpcb xinpcb; + struct xsctp_tcb xstcb; + struct xsctp_raddr xraddr; + struct socket *so; + + number_of_endpoints = 0; + number_of_local_addresses = 0; + number_of_associations = 0; + number_of_remote_addresses = 0; + + SCTP_INP_INFO_RLOCK(); +#if defined(__APPLE__) && !defined(__Userspace__) + if (req->oldptr == USER_ADDR_NULL) { +#else + if (req->oldptr == NULL) { +#endif + LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { + SCTP_INP_RLOCK(inp); + number_of_endpoints++; + number_of_local_addresses += sctp_sysctl_number_of_addresses(inp); + LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { + number_of_associations++; + number_of_local_addresses += sctp_sysctl_number_of_addresses(inp); + TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { + number_of_remote_addresses++; + } + } + SCTP_INP_RUNLOCK(inp); + } + SCTP_INP_INFO_RUNLOCK(); + n = (number_of_endpoints + 1) * sizeof(struct xsctp_inpcb) + + (number_of_local_addresses + number_of_endpoints + number_of_associations) * sizeof(struct xsctp_laddr) + + (number_of_associations + number_of_endpoints) * sizeof(struct xsctp_tcb) + + (number_of_remote_addresses + number_of_associations) * sizeof(struct xsctp_raddr); + + /* request some more memory than needed */ +#if !(defined(_WIN32) && !defined(__Userspace__)) + req->oldidx = (n + n / 8); +#else + req->dataidx = (n + n / 8); +#endif + return (0); + } +#if defined(__APPLE__) && !defined(__Userspace__) + if (req->newptr != USER_ADDR_NULL) { +#else + if (req->newptr != NULL) { +#endif + SCTP_INP_INFO_RUNLOCK(); + SCTP_LTRACE_ERR_RET(NULL, NULL, NULL, SCTP_FROM_SCTP_SYSCTL, EPERM); + return (EPERM); + } + memset(&xinpcb, 0, sizeof(xinpcb)); + memset(&xstcb, 0, sizeof(xstcb)); + memset(&xraddr, 0, sizeof(xraddr)); + LIST_FOREACH(inp, &SCTP_BASE_INFO(listhead), sctp_list) { + SCTP_INP_RLOCK(inp); + if (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_ALLGONE) { + /* if its allgone it is being freed - skip it */ + goto skip; + } + xinpcb.last = 0; + xinpcb.local_port = ntohs(inp->sctp_lport); + xinpcb.flags = inp->sctp_flags; + xinpcb.features = inp->sctp_features; + xinpcb.total_sends = inp->total_sends; + xinpcb.total_recvs = inp->total_recvs; + xinpcb.total_nospaces = inp->total_nospaces; + xinpcb.fragmentation_point = inp->sctp_frag_point; +#if defined(__FreeBSD__) && !defined(__Userspace__) + xinpcb.socket = (uintptr_t)inp->sctp_socket; +#else + xinpcb.socket = inp->sctp_socket; +#endif + so = inp->sctp_socket; + if ((so == NULL) || + (!SCTP_IS_LISTENING(inp)) || + (inp->sctp_flags & SCTP_PCB_FLAGS_SOCKET_GONE)) { + xinpcb.qlen = 0; + xinpcb.maxqlen = 0; + } else { +#if defined(__FreeBSD__) && !defined(__Userspace__) + xinpcb.qlen = so->sol_qlen; + xinpcb.qlen_old = so->sol_qlen > USHRT_MAX ? + USHRT_MAX : (uint16_t) so->sol_qlen; + xinpcb.maxqlen = so->sol_qlimit; + xinpcb.maxqlen_old = so->sol_qlimit > USHRT_MAX ? + USHRT_MAX : (uint16_t) so->sol_qlimit; +#else + xinpcb.qlen = so->so_qlen; + xinpcb.maxqlen = so->so_qlimit; +#endif + } + SCTP_INP_INCR_REF(inp); + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); + if (error) { + SCTP_INP_DECR_REF(inp); + return (error); + } + SCTP_INP_INFO_RLOCK(); + SCTP_INP_RLOCK(inp); + error = sctp_sysctl_copy_out_local_addresses(inp, NULL, req); + if (error) { + SCTP_INP_DECR_REF(inp); + return (error); + } + LIST_FOREACH(stcb, &inp->sctp_asoc_list, sctp_tcblist) { + SCTP_TCB_LOCK(stcb); + atomic_add_int(&stcb->asoc.refcnt, 1); + SCTP_TCB_UNLOCK(stcb); + xstcb.last = 0; + xstcb.local_port = ntohs(inp->sctp_lport); + xstcb.remote_port = ntohs(stcb->rport); + if (stcb->asoc.primary_destination != NULL) + xstcb.primary_addr = stcb->asoc.primary_destination->ro._l_addr; + xstcb.heartbeat_interval = stcb->asoc.heart_beat_delay; + xstcb.state = (uint32_t)sctp_map_assoc_state(stcb->asoc.state); + xstcb.assoc_id = sctp_get_associd(stcb); + xstcb.peers_rwnd = stcb->asoc.peers_rwnd; + xstcb.in_streams = stcb->asoc.streamincnt; + xstcb.out_streams = stcb->asoc.streamoutcnt; + xstcb.max_nr_retrans = stcb->asoc.overall_error_count; + xstcb.primary_process = 0; /* not really supported yet */ + xstcb.T1_expireries = stcb->asoc.timoinit + stcb->asoc.timocookie; + xstcb.T2_expireries = stcb->asoc.timoshutdown + stcb->asoc.timoshutdownack; + xstcb.retransmitted_tsns = stcb->asoc.marked_retrans; + xstcb.start_time.tv_sec = (uint32_t)stcb->asoc.start_time.tv_sec; + xstcb.start_time.tv_usec = (uint32_t)stcb->asoc.start_time.tv_usec; + xstcb.discontinuity_time.tv_sec = (uint32_t)stcb->asoc.discontinuity_time.tv_sec; + xstcb.discontinuity_time.tv_usec = (uint32_t)stcb->asoc.discontinuity_time.tv_usec; + xstcb.total_sends = stcb->total_sends; + xstcb.total_recvs = stcb->total_recvs; + xstcb.local_tag = stcb->asoc.my_vtag; + xstcb.remote_tag = stcb->asoc.peer_vtag; + xstcb.initial_tsn = stcb->asoc.init_seq_number; + xstcb.highest_tsn = stcb->asoc.sending_seq - 1; + xstcb.cumulative_tsn = stcb->asoc.last_acked_seq; + xstcb.cumulative_tsn_ack = stcb->asoc.cumulative_tsn; + xstcb.mtu = stcb->asoc.smallest_mtu; + xstcb.refcnt = stcb->asoc.refcnt; + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); + if (error) { + SCTP_INP_DECR_REF(inp); + atomic_subtract_int(&stcb->asoc.refcnt, 1); + return (error); + } + SCTP_INP_INFO_RLOCK(); + SCTP_INP_RLOCK(inp); + error = sctp_sysctl_copy_out_local_addresses(inp, stcb, req); + if (error) { + SCTP_INP_DECR_REF(inp); + atomic_subtract_int(&stcb->asoc.refcnt, 1); + return (error); + } + TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) { + xraddr.last = 0; + xraddr.address = net->ro._l_addr; + xraddr.active = ((net->dest_state & SCTP_ADDR_REACHABLE) == SCTP_ADDR_REACHABLE); + xraddr.confirmed = ((net->dest_state & SCTP_ADDR_UNCONFIRMED) == 0); + xraddr.heartbeat_enabled = ((net->dest_state & SCTP_ADDR_NOHB) == 0); + xraddr.potentially_failed = ((net->dest_state & SCTP_ADDR_PF) == SCTP_ADDR_PF); + xraddr.rto = net->RTO; + xraddr.max_path_rtx = net->failure_threshold; + xraddr.rtx = net->marked_retrans; + xraddr.error_counter = net->error_count; + xraddr.cwnd = net->cwnd; + xraddr.flight_size = net->flight_size; + xraddr.mtu = net->mtu; + xraddr.rtt = net->rtt / 1000; + xraddr.heartbeat_interval = net->heart_beat_delay; + xraddr.ssthresh = net->ssthresh; + xraddr.encaps_port = net->port; + if (net->dest_state & SCTP_ADDR_UNCONFIRMED) { + xraddr.state = SCTP_UNCONFIRMED; + } else if (net->dest_state & SCTP_ADDR_REACHABLE) { + xraddr.state = SCTP_ACTIVE; + } else { + xraddr.state = SCTP_INACTIVE; + } + xraddr.start_time.tv_sec = (uint32_t)net->start_time.tv_sec; + xraddr.start_time.tv_usec = (uint32_t)net->start_time.tv_usec; + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); + if (error) { + SCTP_INP_DECR_REF(inp); + atomic_subtract_int(&stcb->asoc.refcnt, 1); + return (error); + } + SCTP_INP_INFO_RLOCK(); + SCTP_INP_RLOCK(inp); + } + atomic_subtract_int(&stcb->asoc.refcnt, 1); + memset((void *)&xraddr, 0, sizeof(struct xsctp_raddr)); + xraddr.last = 1; + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + error = SYSCTL_OUT(req, &xraddr, sizeof(struct xsctp_raddr)); + if (error) { + SCTP_INP_DECR_REF(inp); + return (error); + } + SCTP_INP_INFO_RLOCK(); + SCTP_INP_RLOCK(inp); + } + SCTP_INP_DECR_REF(inp); + SCTP_INP_RUNLOCK(inp); + SCTP_INP_INFO_RUNLOCK(); + memset((void *)&xstcb, 0, sizeof(struct xsctp_tcb)); + xstcb.last = 1; + error = SYSCTL_OUT(req, &xstcb, sizeof(struct xsctp_tcb)); + if (error) { + return (error); + } +skip: + SCTP_INP_INFO_RLOCK(); + } + SCTP_INP_INFO_RUNLOCK(); + + memset((void *)&xinpcb, 0, sizeof(struct xsctp_inpcb)); + xinpcb.last = 1; + error = SYSCTL_OUT(req, &xinpcb, sizeof(struct xsctp_inpcb)); + return (error); +} + +#if defined(__APPLE__) && !defined(__Userspace__) +static int +sctp_sysctl_handle_udp_tunneling SYSCTL_HANDLER_ARGS +{ +#pragma unused(arg1, arg2) +#else +static int +sctp_sysctl_handle_udp_tunneling(SYSCTL_HANDLER_ARGS) +{ +#endif + int error; + uint32_t old, new; + + SCTP_INP_INFO_RLOCK(); + old = SCTP_BASE_SYSCTL(sctp_udp_tunneling_port); + SCTP_INP_INFO_RUNLOCK(); + new = old; + error = sysctl_handle_int(oidp, &new, 0, req); + if ((error == 0) && +#if defined(__APPLE__) && !defined(__Userspace__) + (req->newptr != USER_ADDR_NULL)) { +#else + (req->newptr != NULL)) { +#endif +#if defined(_WIN32) && !defined(__Userspace__) + SCTP_INP_INFO_WLOCK(); + sctp_over_udp_restart(); + SCTP_INP_INFO_WUNLOCK(); +#else +#if (SCTPCTL_UDP_TUNNELING_PORT_MIN == 0) + if (new > SCTPCTL_UDP_TUNNELING_PORT_MAX) { +#else + if ((new < SCTPCTL_UDP_TUNNELING_PORT_MIN) || + (new > SCTPCTL_UDP_TUNNELING_PORT_MAX)) { +#endif + error = EINVAL; + } else { + SCTP_INP_INFO_WLOCK(); + SCTP_BASE_SYSCTL(sctp_udp_tunneling_port) = new; + if (old != 0) { + sctp_over_udp_stop(); + } + if (new != 0) { + error = sctp_over_udp_start(); + } + SCTP_INP_INFO_WUNLOCK(); + } +#endif + } + return (error); +} +#if defined(__APPLE__) && !defined(__Userspace__) + +int sctp_is_vmware_interface(struct ifnet *); + +static int +sctp_sysctl_handle_vmware_interfaces SYSCTL_HANDLER_ARGS +{ +#pragma unused(arg1, arg2) + int error; + uint32_t old, new; + + old = SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces); + new = old; + error = sysctl_handle_int(oidp, &new, 0, req); + if ((error == 0) && (req->newptr != USER_ADDR_NULL)) { + if ((new < SCTPCTL_IGNORE_VMWARE_INTERFACES_MIN) || + (new > SCTPCTL_IGNORE_VMWARE_INTERFACES_MAX)) { + error = EINVAL; + } else { + if ((old == 1) && (new == 0)) { + sctp_add_or_del_interfaces(sctp_is_vmware_interface, 1); + } + if ((old == 0) && (new == 1)) { + sctp_add_or_del_interfaces(sctp_is_vmware_interface, 0); + } + if (old != new) { + SCTP_BASE_SYSCTL(sctp_ignore_vmware_interfaces) = new; + } + } + } + return (error); +} +#endif + +#if defined(__APPLE__) && !defined(__Userspace__) +static int +sctp_sysctl_handle_auth SYSCTL_HANDLER_ARGS +{ +#pragma unused(arg1, arg2) +#else +static int +sctp_sysctl_handle_auth(SYSCTL_HANDLER_ARGS) +{ +#endif + int error; + uint32_t new; + + new = SCTP_BASE_SYSCTL(sctp_auth_enable); + error = sysctl_handle_int(oidp, &new, 0, req); + if ((error == 0) && +#if defined(__APPLE__) && !defined(__Userspace__) + (req->newptr != USER_ADDR_NULL)) { +#else + (req->newptr != NULL)) { +#endif +#if (SCTPCTL_AUTH_ENABLE_MIN == 0) + if ((new > SCTPCTL_AUTH_ENABLE_MAX) || + ((new == 0) && (SCTP_BASE_SYSCTL(sctp_asconf_enable) == 1))) { +#else + if ((new < SCTPCTL_AUTH_ENABLE_MIN) || + (new > SCTPCTL_AUTH_ENABLE_MAX) || + ((new == 0) && (SCTP_BASE_SYSCTL(sctp_asconf_enable) == 1))) { +#endif + error = EINVAL; + } else { + SCTP_BASE_SYSCTL(sctp_auth_enable) = new; + } + } + return (error); +} + +#if defined(__APPLE__) && !defined(__Userspace__) +static int +sctp_sysctl_handle_asconf SYSCTL_HANDLER_ARGS +{ +#pragma unused(arg1, arg2) +#else +static int +sctp_sysctl_handle_asconf(SYSCTL_HANDLER_ARGS) +{ +#endif + int error; + uint32_t new; + + new = SCTP_BASE_SYSCTL(sctp_asconf_enable); + error = sysctl_handle_int(oidp, &new, 0, req); + if ((error == 0) && +#if defined(__APPLE__) && !defined(__Userspace__) + (req->newptr != USER_ADDR_NULL)) { +#else + (req->newptr != NULL)) { +#endif +#if (SCTPCTL_ASCONF_ENABLE_MIN == 0) + if ((new > SCTPCTL_ASCONF_ENABLE_MAX) || + ((new == 1) && (SCTP_BASE_SYSCTL(sctp_auth_enable) == 0))) { +#else + if ((new < SCTPCTL_ASCONF_ENABLE_MIN) || + (new > SCTPCTL_ASCONF_ENABLE_MAX) || + ((new == 1) && (SCTP_BASE_SYSCTL(sctp_auth_enable) == 0))) { +#endif + error = EINVAL; + } else { + SCTP_BASE_SYSCTL(sctp_asconf_enable) = new; + } + } + return (error); +} + +#if defined(__APPLE__) && !defined(__Userspace__) +static int +sctp_sysctl_handle_stats SYSCTL_HANDLER_ARGS +{ +#pragma unused(oidp, arg1, arg2) +#else +static int +sctp_sysctl_handle_stats(SYSCTL_HANDLER_ARGS) +{ +#endif + int error; +#if defined(__FreeBSD__) && !defined(__Userspace__) +#if defined(SMP) && defined(SCTP_USE_PERCPU_STAT) + struct sctpstat *sarry; + struct sctpstat sb; + int cpu; +#endif + struct sctpstat sb_temp; +#endif + +#if defined(__APPLE__) && !defined(__Userspace__) + if ((req->newptr != USER_ADDR_NULL) && +#else + if ((req->newptr != NULL) && +#endif + (req->newlen != sizeof(struct sctpstat))) { + return (EINVAL); + } +#if defined(__FreeBSD__) && !defined(__Userspace__) + memset(&sb_temp, 0, sizeof(struct sctpstat)); + + if (req->newptr != NULL) { + error = SYSCTL_IN(req, &sb_temp, sizeof(struct sctpstat)); + if (error != 0) { + return (error); + } + } +#if defined(SMP) && defined(SCTP_USE_PERCPU_STAT) + memset(&sb, 0, sizeof(sb)); + for (cpu = 0; cpu < mp_maxid; cpu++) { + sarry = &SCTP_BASE_STATS[cpu]; + if (sarry->sctps_discontinuitytime.tv_sec > sb.sctps_discontinuitytime.tv_sec) { + sb.sctps_discontinuitytime.tv_sec = sarry->sctps_discontinuitytime.tv_sec; + sb.sctps_discontinuitytime.tv_usec = sarry->sctps_discontinuitytime.tv_usec; + } + sb.sctps_currestab += sarry->sctps_currestab; + sb.sctps_activeestab += sarry->sctps_activeestab; + sb.sctps_restartestab += sarry->sctps_restartestab; + sb.sctps_collisionestab += sarry->sctps_collisionestab; + sb.sctps_passiveestab += sarry->sctps_passiveestab; + sb.sctps_aborted += sarry->sctps_aborted; + sb.sctps_shutdown += sarry->sctps_shutdown; + sb.sctps_outoftheblue += sarry->sctps_outoftheblue; + sb.sctps_checksumerrors += sarry->sctps_checksumerrors; + sb.sctps_outcontrolchunks += sarry->sctps_outcontrolchunks; + sb.sctps_outorderchunks += sarry->sctps_outorderchunks; + sb.sctps_outunorderchunks += sarry->sctps_outunorderchunks; + sb.sctps_incontrolchunks += sarry->sctps_incontrolchunks; + sb.sctps_inorderchunks += sarry->sctps_inorderchunks; + sb.sctps_inunorderchunks += sarry->sctps_inunorderchunks; + sb.sctps_fragusrmsgs += sarry->sctps_fragusrmsgs; + sb.sctps_reasmusrmsgs += sarry->sctps_reasmusrmsgs; + sb.sctps_outpackets += sarry->sctps_outpackets; + sb.sctps_inpackets += sarry->sctps_inpackets; + sb.sctps_recvpackets += sarry->sctps_recvpackets; + sb.sctps_recvdatagrams += sarry->sctps_recvdatagrams; + sb.sctps_recvpktwithdata += sarry->sctps_recvpktwithdata; + sb.sctps_recvsacks += sarry->sctps_recvsacks; + sb.sctps_recvdata += sarry->sctps_recvdata; + sb.sctps_recvdupdata += sarry->sctps_recvdupdata; + sb.sctps_recvheartbeat += sarry->sctps_recvheartbeat; + sb.sctps_recvheartbeatack += sarry->sctps_recvheartbeatack; + sb.sctps_recvecne += sarry->sctps_recvecne; + sb.sctps_recvauth += sarry->sctps_recvauth; + sb.sctps_recvauthmissing += sarry->sctps_recvauthmissing; + sb.sctps_recvivalhmacid += sarry->sctps_recvivalhmacid; + sb.sctps_recvivalkeyid += sarry->sctps_recvivalkeyid; + sb.sctps_recvauthfailed += sarry->sctps_recvauthfailed; + sb.sctps_recvexpress += sarry->sctps_recvexpress; + sb.sctps_recvexpressm += sarry->sctps_recvexpressm; + sb.sctps_recvswcrc += sarry->sctps_recvswcrc; + sb.sctps_recvhwcrc += sarry->sctps_recvhwcrc; + sb.sctps_sendpackets += sarry->sctps_sendpackets; + sb.sctps_sendsacks += sarry->sctps_sendsacks; + sb.sctps_senddata += sarry->sctps_senddata; + sb.sctps_sendretransdata += sarry->sctps_sendretransdata; + sb.sctps_sendfastretrans += sarry->sctps_sendfastretrans; + sb.sctps_sendmultfastretrans += sarry->sctps_sendmultfastretrans; + sb.sctps_sendheartbeat += sarry->sctps_sendheartbeat; + sb.sctps_sendecne += sarry->sctps_sendecne; + sb.sctps_sendauth += sarry->sctps_sendauth; + sb.sctps_senderrors += sarry->sctps_senderrors; + sb.sctps_sendswcrc += sarry->sctps_sendswcrc; + sb.sctps_sendhwcrc += sarry->sctps_sendhwcrc; + sb.sctps_pdrpfmbox += sarry->sctps_pdrpfmbox; + sb.sctps_pdrpfehos += sarry->sctps_pdrpfehos; + sb.sctps_pdrpmbda += sarry->sctps_pdrpmbda; + sb.sctps_pdrpmbct += sarry->sctps_pdrpmbct; + sb.sctps_pdrpbwrpt += sarry->sctps_pdrpbwrpt; + sb.sctps_pdrpcrupt += sarry->sctps_pdrpcrupt; + sb.sctps_pdrpnedat += sarry->sctps_pdrpnedat; + sb.sctps_pdrppdbrk += sarry->sctps_pdrppdbrk; + sb.sctps_pdrptsnnf += sarry->sctps_pdrptsnnf; + sb.sctps_pdrpdnfnd += sarry->sctps_pdrpdnfnd; + sb.sctps_pdrpdiwnp += sarry->sctps_pdrpdiwnp; + sb.sctps_pdrpdizrw += sarry->sctps_pdrpdizrw; + sb.sctps_pdrpbadd += sarry->sctps_pdrpbadd; + sb.sctps_pdrpmark += sarry->sctps_pdrpmark; + sb.sctps_timoiterator += sarry->sctps_timoiterator; + sb.sctps_timodata += sarry->sctps_timodata; + sb.sctps_timowindowprobe += sarry->sctps_timowindowprobe; + sb.sctps_timoinit += sarry->sctps_timoinit; + sb.sctps_timosack += sarry->sctps_timosack; + sb.sctps_timoshutdown += sarry->sctps_timoshutdown; + sb.sctps_timoheartbeat += sarry->sctps_timoheartbeat; + sb.sctps_timocookie += sarry->sctps_timocookie; + sb.sctps_timosecret += sarry->sctps_timosecret; + sb.sctps_timopathmtu += sarry->sctps_timopathmtu; + sb.sctps_timoshutdownack += sarry->sctps_timoshutdownack; + sb.sctps_timoshutdownguard += sarry->sctps_timoshutdownguard; + sb.sctps_timostrmrst += sarry->sctps_timostrmrst; + sb.sctps_timoearlyfr += sarry->sctps_timoearlyfr; + sb.sctps_timoasconf += sarry->sctps_timoasconf; + sb.sctps_timodelprim += sarry->sctps_timodelprim; + sb.sctps_timoautoclose += sarry->sctps_timoautoclose; + sb.sctps_timoassockill += sarry->sctps_timoassockill; + sb.sctps_timoinpkill += sarry->sctps_timoinpkill; + sb.sctps_hdrops += sarry->sctps_hdrops; + sb.sctps_badsum += sarry->sctps_badsum; + sb.sctps_noport += sarry->sctps_noport; + sb.sctps_badvtag += sarry->sctps_badvtag; + sb.sctps_badsid += sarry->sctps_badsid; + sb.sctps_nomem += sarry->sctps_nomem; + sb.sctps_fastretransinrtt += sarry->sctps_fastretransinrtt; + sb.sctps_markedretrans += sarry->sctps_markedretrans; + sb.sctps_naglesent += sarry->sctps_naglesent; + sb.sctps_naglequeued += sarry->sctps_naglequeued; + sb.sctps_maxburstqueued += sarry->sctps_maxburstqueued; + sb.sctps_ifnomemqueued += sarry->sctps_ifnomemqueued; + sb.sctps_windowprobed += sarry->sctps_windowprobed; + sb.sctps_lowlevelerr += sarry->sctps_lowlevelerr; + sb.sctps_lowlevelerrusr += sarry->sctps_lowlevelerrusr; + sb.sctps_datadropchklmt += sarry->sctps_datadropchklmt; + sb.sctps_datadroprwnd += sarry->sctps_datadroprwnd; + sb.sctps_ecnereducedcwnd += sarry->sctps_ecnereducedcwnd; + sb.sctps_vtagexpress += sarry->sctps_vtagexpress; + sb.sctps_vtagbogus += sarry->sctps_vtagbogus; + sb.sctps_primary_randry += sarry->sctps_primary_randry; + sb.sctps_cmt_randry += sarry->sctps_cmt_randry; + sb.sctps_slowpath_sack += sarry->sctps_slowpath_sack; + sb.sctps_wu_sacks_sent += sarry->sctps_wu_sacks_sent; + sb.sctps_sends_with_flags += sarry->sctps_sends_with_flags; + sb.sctps_sends_with_unord += sarry->sctps_sends_with_unord; + sb.sctps_sends_with_eof += sarry->sctps_sends_with_eof; + sb.sctps_sends_with_abort += sarry->sctps_sends_with_abort; + sb.sctps_protocol_drain_calls += sarry->sctps_protocol_drain_calls; + sb.sctps_protocol_drains_done += sarry->sctps_protocol_drains_done; + sb.sctps_read_peeks += sarry->sctps_read_peeks; + sb.sctps_cached_chk += sarry->sctps_cached_chk; + sb.sctps_cached_strmoq += sarry->sctps_cached_strmoq; + sb.sctps_left_abandon += sarry->sctps_left_abandon; + sb.sctps_send_burst_avoid += sarry->sctps_send_burst_avoid; + sb.sctps_send_cwnd_avoid += sarry->sctps_send_cwnd_avoid; + sb.sctps_fwdtsn_map_over += sarry->sctps_fwdtsn_map_over; + sb.sctps_queue_upd_ecne += sarry->sctps_queue_upd_ecne; + sb.sctps_recvzerocrc += sarry->sctps_recvzerocrc; + sb.sctps_sendzerocrc += sarry->sctps_sendzerocrc; + if (req->newptr != NULL) { + memcpy(sarry, &sb_temp, sizeof(struct sctpstat)); + } + } + error = SYSCTL_OUT(req, &sb, sizeof(struct sctpstat)); +#else + error = SYSCTL_OUT(req, &SCTP_BASE_STATS, sizeof(struct sctpstat)); + if (error != 0) { + return (error); + } + if (req->newptr != NULL) { + memcpy(&SCTP_BASE_STATS, &sb_temp, sizeof(struct sctpstat)); + } +#endif +#else + error = SYSCTL_OUT(req, &SCTP_BASE_STATS, sizeof(struct sctpstat)); +#endif + return (error); +} + +#if defined(SCTP_LOCAL_TRACE_BUF) +#if defined(__APPLE__) && !defined(__Userspace__) +static int +sctp_sysctl_handle_trace_log SYSCTL_HANDLER_ARGS +{ +#pragma unused(arg1, arg2, oidp) +#else +static int +sctp_sysctl_handle_trace_log(SYSCTL_HANDLER_ARGS) +{ +#endif + int error; + +#if defined(_WIN32) && !defined(__Userspace__) + error = SYSCTL_OUT(req, SCTP_BASE_SYSCTL(sctp_log), sizeof(struct sctp_log)); +#else + error = SYSCTL_OUT(req, &SCTP_BASE_SYSCTL(sctp_log), sizeof(struct sctp_log)); +#endif + return (error); +} + +#if defined(__APPLE__) && !defined(__Userspace__) +static int +sctp_sysctl_handle_trace_log_clear SYSCTL_HANDLER_ARGS +{ +#pragma unused(arg1, arg2, req, oidp) +#else +static int +sctp_sysctl_handle_trace_log_clear(SYSCTL_HANDLER_ARGS) +{ +#endif + int error = 0; +#if defined(_WIN32) && !defined(__Userspace__) + int value = 0; + + if (req->new_data == NULL) { + return (error); + } + error = SYSCTL_IN(req, &value, sizeof(int)); + if (error == 0 && value != 0 && SCTP_BASE_SYSCTL(sctp_log) != NULL) { + memset(SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); + } +#else + + memset(&SCTP_BASE_SYSCTL(sctp_log), 0, sizeof(struct sctp_log)); +#endif + return (error); +} +#endif + +#if (defined(__APPLE__) || defined(__FreeBSD__)) && !defined(__Userspace__) +#if defined(__FreeBSD__) +#define SCTP_UINT_SYSCTL(mib_name, var_name, prefix) \ + static int \ + sctp_sysctl_handle_##mib_name(SYSCTL_HANDLER_ARGS) \ + { \ + int error; \ + uint32_t new; \ + \ + new = SCTP_BASE_SYSCTL(var_name); \ + error = sysctl_handle_int(oidp, &new, 0, req); \ + if ((error == 0) && (req->newptr != NULL)) { \ + if ((new < prefix##_MIN) || \ + (new > prefix##_MAX)) { \ + error = EINVAL; \ + } else { \ + SCTP_BASE_SYSCTL(var_name) = new; \ + } \ + } \ + return (error); \ + } \ + SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mib_name, \ + CTLFLAG_VNET|CTLTYPE_UINT|CTLFLAG_RW, NULL, 0, \ + sctp_sysctl_handle_##mib_name, "UI", prefix##_DESC); +#else +#define SCTP_UINT_SYSCTL(mib_name, var_name, prefix) \ + static int \ + sctp_sysctl_handle_##mib_name(struct sysctl_oid *oidp, \ + void *arg1 __attribute__((unused)), \ + int arg2 __attribute__((unused)), \ + struct sysctl_req *req) \ + { \ + int error; \ + uint32_t new; \ + \ + new = SCTP_BASE_SYSCTL(var_name); \ + error = sysctl_handle_int(oidp, &new, 0, req); \ + if ((error == 0) && (req->newptr != USER_ADDR_NULL)) { \ + if ((new < prefix##_MIN) || \ + (new > prefix##_MAX)) { \ + error = EINVAL; \ + } else { \ + SCTP_BASE_SYSCTL(var_name) = new; \ + } \ + } \ + return (error); \ + } \ + SYSCTL_PROC(_net_inet_sctp, OID_AUTO, mib_name, \ + CTLTYPE_INT | CTLFLAG_RW, NULL, 0, \ + sctp_sysctl_handle_##mib_name, "I", prefix##_DESC); +#define CTLTYPE_UINT CTLTYPE_INT +#define CTLFLAG_VNET 0 +#endif + +/* + * sysctl definitions + */ + +SCTP_UINT_SYSCTL(sendspace, sctp_sendspace, SCTPCTL_MAXDGRAM) +SCTP_UINT_SYSCTL(recvspace, sctp_recvspace, SCTPCTL_RECVSPACE) +SCTP_UINT_SYSCTL(auto_asconf, sctp_auto_asconf, SCTPCTL_AUTOASCONF) +SCTP_UINT_SYSCTL(ecn_enable, sctp_ecn_enable, SCTPCTL_ECN_ENABLE) +SCTP_UINT_SYSCTL(pr_enable, sctp_pr_enable, SCTPCTL_PR_ENABLE) +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, auth_enable, CTLFLAG_VNET|CTLTYPE_UINT|CTLFLAG_RW, + NULL, 0, sctp_sysctl_handle_auth, "IU", SCTPCTL_AUTH_ENABLE_DESC); +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, asconf_enable, CTLFLAG_VNET|CTLTYPE_UINT|CTLFLAG_RW, + NULL, 0, sctp_sysctl_handle_asconf, "IU", SCTPCTL_ASCONF_ENABLE_DESC); +SCTP_UINT_SYSCTL(reconfig_enable, sctp_reconfig_enable, SCTPCTL_RECONFIG_ENABLE) +SCTP_UINT_SYSCTL(nrsack_enable, sctp_nrsack_enable, SCTPCTL_NRSACK_ENABLE) +SCTP_UINT_SYSCTL(pktdrop_enable, sctp_pktdrop_enable, SCTPCTL_PKTDROP_ENABLE) +#if defined(__APPLE__) && !defined(__Userspace__) +SCTP_UINT_SYSCTL(loopback_nocsum, sctp_no_csum_on_loopback, SCTPCTL_LOOPBACK_NOCSUM) +#endif +SCTP_UINT_SYSCTL(peer_chkoh, sctp_peer_chunk_oh, SCTPCTL_PEER_CHKOH) +SCTP_UINT_SYSCTL(maxburst, sctp_max_burst_default, SCTPCTL_MAXBURST) +SCTP_UINT_SYSCTL(fr_maxburst, sctp_fr_max_burst_default, SCTPCTL_FRMAXBURST) +SCTP_UINT_SYSCTL(maxchunks, sctp_max_chunks_on_queue, SCTPCTL_MAXCHUNKS) +SCTP_UINT_SYSCTL(tcbhashsize, sctp_hashtblsize, SCTPCTL_TCBHASHSIZE) +SCTP_UINT_SYSCTL(pcbhashsize, sctp_pcbtblsize, SCTPCTL_PCBHASHSIZE) +SCTP_UINT_SYSCTL(min_split_point, sctp_min_split_point, SCTPCTL_MIN_SPLIT_POINT) +SCTP_UINT_SYSCTL(chunkscale, sctp_chunkscale, SCTPCTL_CHUNKSCALE) +SCTP_UINT_SYSCTL(delayed_sack_time, sctp_delayed_sack_time_default, SCTPCTL_DELAYED_SACK_TIME) +SCTP_UINT_SYSCTL(sack_freq, sctp_sack_freq_default, SCTPCTL_SACK_FREQ) +SCTP_UINT_SYSCTL(sys_resource, sctp_system_free_resc_limit, SCTPCTL_SYS_RESOURCE) +SCTP_UINT_SYSCTL(asoc_resource, sctp_asoc_free_resc_limit, SCTPCTL_ASOC_RESOURCE) +SCTP_UINT_SYSCTL(heartbeat_interval, sctp_heartbeat_interval_default, SCTPCTL_HEARTBEAT_INTERVAL) +SCTP_UINT_SYSCTL(pmtu_raise_time, sctp_pmtu_raise_time_default, SCTPCTL_PMTU_RAISE_TIME) +SCTP_UINT_SYSCTL(shutdown_guard_time, sctp_shutdown_guard_time_default, SCTPCTL_SHUTDOWN_GUARD_TIME) +SCTP_UINT_SYSCTL(secret_lifetime, sctp_secret_lifetime_default, SCTPCTL_SECRET_LIFETIME) +SCTP_UINT_SYSCTL(rto_max, sctp_rto_max_default, SCTPCTL_RTO_MAX) +SCTP_UINT_SYSCTL(rto_min, sctp_rto_min_default, SCTPCTL_RTO_MIN) +SCTP_UINT_SYSCTL(rto_initial, sctp_rto_initial_default, SCTPCTL_RTO_INITIAL) +SCTP_UINT_SYSCTL(init_rto_max, sctp_init_rto_max_default, SCTPCTL_INIT_RTO_MAX) +SCTP_UINT_SYSCTL(valid_cookie_life, sctp_valid_cookie_life_default, SCTPCTL_VALID_COOKIE_LIFE) +SCTP_UINT_SYSCTL(init_rtx_max, sctp_init_rtx_max_default, SCTPCTL_INIT_RTX_MAX) +SCTP_UINT_SYSCTL(assoc_rtx_max, sctp_assoc_rtx_max_default, SCTPCTL_ASSOC_RTX_MAX) +SCTP_UINT_SYSCTL(path_rtx_max, sctp_path_rtx_max_default, SCTPCTL_PATH_RTX_MAX) +SCTP_UINT_SYSCTL(path_pf_threshold, sctp_path_pf_threshold, SCTPCTL_PATH_PF_THRESHOLD) +SCTP_UINT_SYSCTL(add_more_on_output, sctp_add_more_threshold, SCTPCTL_ADD_MORE_ON_OUTPUT) +SCTP_UINT_SYSCTL(incoming_streams, sctp_nr_incoming_streams_default, SCTPCTL_INCOMING_STREAMS) +SCTP_UINT_SYSCTL(outgoing_streams, sctp_nr_outgoing_streams_default, SCTPCTL_OUTGOING_STREAMS) +SCTP_UINT_SYSCTL(cmt_on_off, sctp_cmt_on_off, SCTPCTL_CMT_ON_OFF) +SCTP_UINT_SYSCTL(cmt_use_dac, sctp_cmt_use_dac, SCTPCTL_CMT_USE_DAC) +SCTP_UINT_SYSCTL(cwnd_maxburst, sctp_use_cwnd_based_maxburst, SCTPCTL_CWND_MAXBURST) +SCTP_UINT_SYSCTL(nat_friendly, sctp_nat_friendly, SCTPCTL_NAT_FRIENDLY) +SCTP_UINT_SYSCTL(abc_l_var, sctp_L2_abc_variable, SCTPCTL_ABC_L_VAR) +SCTP_UINT_SYSCTL(max_chained_mbufs, sctp_mbuf_threshold_count, SCTPCTL_MAX_CHAINED_MBUFS) +SCTP_UINT_SYSCTL(do_sctp_drain, sctp_do_drain, SCTPCTL_DO_SCTP_DRAIN) +SCTP_UINT_SYSCTL(hb_max_burst, sctp_hb_maxburst, SCTPCTL_HB_MAX_BURST) +SCTP_UINT_SYSCTL(abort_at_limit, sctp_abort_if_one_2_one_hits_limit, SCTPCTL_ABORT_AT_LIMIT) +SCTP_UINT_SYSCTL(min_residual, sctp_min_residual, SCTPCTL_MIN_RESIDUAL) +SCTP_UINT_SYSCTL(max_retran_chunk, sctp_max_retran_chunk, SCTPCTL_MAX_RETRAN_CHUNK) +SCTP_UINT_SYSCTL(log_level, sctp_logging_level, SCTPCTL_LOGGING_LEVEL) +SCTP_UINT_SYSCTL(default_cc_module, sctp_default_cc_module, SCTPCTL_DEFAULT_CC_MODULE) +SCTP_UINT_SYSCTL(default_ss_module, sctp_default_ss_module, SCTPCTL_DEFAULT_SS_MODULE) +SCTP_UINT_SYSCTL(default_frag_interleave, sctp_default_frag_interleave, SCTPCTL_DEFAULT_FRAG_INTERLEAVE) +SCTP_UINT_SYSCTL(mobility_base, sctp_mobility_base, SCTPCTL_MOBILITY_BASE) +SCTP_UINT_SYSCTL(mobility_fasthandoff, sctp_mobility_fasthandoff, SCTPCTL_MOBILITY_FASTHANDOFF) +#if defined(SCTP_LOCAL_TRACE_BUF) +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, log, CTLFLAG_VNET|CTLTYPE_STRUCT|CTLFLAG_RD, + NULL, 0, sctp_sysctl_handle_trace_log, "S,sctplog", "SCTP logging (struct sctp_log)"); +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, clear_trace, CTLFLAG_VNET|CTLTYPE_UINT | CTLFLAG_RW, + NULL, 0, sctp_sysctl_handle_trace_log_clear, "IU", "Clear SCTP Logging buffer"); +#endif +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, udp_tunneling_port, CTLFLAG_VNET|CTLTYPE_UINT|CTLFLAG_RW, + NULL, 0, sctp_sysctl_handle_udp_tunneling, "IU", SCTPCTL_UDP_TUNNELING_PORT_DESC); +SCTP_UINT_SYSCTL(enable_sack_immediately, sctp_enable_sack_immediately, SCTPCTL_SACK_IMMEDIATELY_ENABLE) +SCTP_UINT_SYSCTL(nat_friendly_init, sctp_inits_include_nat_friendly, SCTPCTL_NAT_FRIENDLY_INITS) +SCTP_UINT_SYSCTL(vtag_time_wait, sctp_vtag_time_wait, SCTPCTL_TIME_WAIT) +SCTP_UINT_SYSCTL(buffer_splitting, sctp_buffer_splitting, SCTPCTL_BUFFER_SPLITTING) +SCTP_UINT_SYSCTL(initial_cwnd, sctp_initial_cwnd, SCTPCTL_INITIAL_CWND) +SCTP_UINT_SYSCTL(rttvar_bw, sctp_rttvar_bw, SCTPCTL_RTTVAR_BW) +SCTP_UINT_SYSCTL(rttvar_rtt, sctp_rttvar_rtt, SCTPCTL_RTTVAR_RTT) +SCTP_UINT_SYSCTL(rttvar_eqret, sctp_rttvar_eqret, SCTPCTL_RTTVAR_EQRET) +SCTP_UINT_SYSCTL(rttvar_steady_step, sctp_steady_step, SCTPCTL_RTTVAR_STEADYS) +SCTP_UINT_SYSCTL(use_dcccecn, sctp_use_dccc_ecn, SCTPCTL_RTTVAR_DCCCECN) +SCTP_UINT_SYSCTL(blackhole, sctp_blackhole, SCTPCTL_BLACKHOLE) +SCTP_UINT_SYSCTL(sendall_limit, sctp_sendall_limit, SCTPCTL_SENDALL_LIMIT) +SCTP_UINT_SYSCTL(diag_info_code, sctp_diag_info_code, SCTPCTL_DIAG_INFO_CODE) +SCTP_UINT_SYSCTL(ootb_with_zero_cksum, sctp_ootb_with_zero_cksum, SCTPCTL_OOTB_WITH_ZERO_CKSUM) +#ifdef SCTP_DEBUG +SCTP_UINT_SYSCTL(debug, sctp_debug_on, SCTPCTL_DEBUG) +#endif +#if defined(__APPLE__) && !defined(__Userspace__) +SCTP_UINT_SYSCTL(main_timer, sctp_main_timer, SCTPCTL_MAIN_TIMER) +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, ignore_vmware_interfaces, CTLTYPE_UINT|CTLFLAG_RW, + NULL, 0, sctp_sysctl_handle_vmware_interfaces, "IU", SCTPCTL_IGNORE_VMWARE_INTERFACES_DESC); +SCTP_UINT_SYSCTL(addr_watchdog_limit, sctp_addr_watchdog_limit, SCTPCTL_ADDR_WATCHDOG_LIMIT) +SCTP_UINT_SYSCTL(vtag_watchdog_limit, sctp_vtag_watchdog_limit, SCTPCTL_VTAG_WATCHDOG_LIMIT) +#endif +#if defined(__APPLE__) && !defined(__Userspace__) +SCTP_UINT_SYSCTL(output_unlocked, sctp_output_unlocked, SCTPCTL_OUTPUT_UNLOCKED) +#endif +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, stats, CTLFLAG_VNET|CTLTYPE_STRUCT|CTLFLAG_RW, + NULL, 0, sctp_sysctl_handle_stats, "S,sctpstat", "SCTP statistics (struct sctp_stat)"); +SYSCTL_PROC(_net_inet_sctp, OID_AUTO, assoclist, CTLFLAG_VNET|CTLTYPE_OPAQUE|CTLFLAG_RD, + NULL, 0, sctp_sysctl_handle_assoclist, "S,xassoc", "List of active SCTP associations"); + +#elif defined(_WIN32) && !defined(__Userspace__) + +#define RANGECHK(var, min, max) \ + if ((var) < (min)) { (var) = (min); } \ + else if ((var) > (max)) { (var) = (max); } + +static int +sctp_sysctl_handle_int(SYSCTL_HANDLER_ARGS) +{ + int error; + + error = sysctl_handle_int(oidp, oidp->oid_arg1, oidp->oid_arg2, req); + if (error == 0) { + RANGECHK(SCTP_BASE_SYSCTL(sctp_sendspace), SCTPCTL_MAXDGRAM_MIN, SCTPCTL_MAXDGRAM_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_recvspace), SCTPCTL_RECVSPACE_MIN, SCTPCTL_RECVSPACE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_auto_asconf), SCTPCTL_AUTOASCONF_MIN, SCTPCTL_AUTOASCONF_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_ecn_enable), SCTPCTL_ECN_ENABLE_MIN, SCTPCTL_ECN_ENABLE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_pr_enable), SCTPCTL_PR_ENABLE_MIN, SCTPCTL_PR_ENABLE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_reconfig_enable), SCTPCTL_RECONFIG_ENABLE_MIN, SCTPCTL_RECONFIG_ENABLE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_nrsack_enable), SCTPCTL_NRSACK_ENABLE_MIN, SCTPCTL_NRSACK_ENABLE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_pktdrop_enable), SCTPCTL_PKTDROP_ENABLE_MIN, SCTPCTL_PKTDROP_ENABLE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), SCTPCTL_LOOPBACK_NOCSUM_MIN, SCTPCTL_LOOPBACK_NOCSUM_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), SCTPCTL_PEER_CHKOH_MIN, SCTPCTL_PEER_CHKOH_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_max_burst_default), SCTPCTL_MAXBURST_MIN, SCTPCTL_MAXBURST_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), SCTPCTL_FRMAXBURST_MIN, SCTPCTL_FRMAXBURST_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), SCTPCTL_MAXCHUNKS_MIN, SCTPCTL_MAXCHUNKS_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_hashtblsize), SCTPCTL_TCBHASHSIZE_MIN, SCTPCTL_TCBHASHSIZE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_pcbtblsize), SCTPCTL_PCBHASHSIZE_MIN, SCTPCTL_PCBHASHSIZE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_min_split_point), SCTPCTL_MIN_SPLIT_POINT_MIN, SCTPCTL_MIN_SPLIT_POINT_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_chunkscale), SCTPCTL_CHUNKSCALE_MIN, SCTPCTL_CHUNKSCALE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), SCTPCTL_DELAYED_SACK_TIME_MIN, SCTPCTL_DELAYED_SACK_TIME_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_sack_freq_default), SCTPCTL_SACK_FREQ_MIN, SCTPCTL_SACK_FREQ_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), SCTPCTL_SYS_RESOURCE_MIN, SCTPCTL_SYS_RESOURCE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), SCTPCTL_ASOC_RESOURCE_MIN, SCTPCTL_ASOC_RESOURCE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), SCTPCTL_HEARTBEAT_INTERVAL_MIN, SCTPCTL_HEARTBEAT_INTERVAL_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), SCTPCTL_PMTU_RAISE_TIME_MIN, SCTPCTL_PMTU_RAISE_TIME_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), SCTPCTL_SHUTDOWN_GUARD_TIME_MIN, SCTPCTL_SHUTDOWN_GUARD_TIME_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), SCTPCTL_SECRET_LIFETIME_MIN, SCTPCTL_SECRET_LIFETIME_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_max_default), SCTPCTL_RTO_MAX_MIN, SCTPCTL_RTO_MAX_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_min_default), SCTPCTL_RTO_MIN_MIN, SCTPCTL_RTO_MIN_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_rto_initial_default), SCTPCTL_RTO_INITIAL_MIN, SCTPCTL_RTO_INITIAL_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rto_max_default), SCTPCTL_INIT_RTO_MAX_MIN, SCTPCTL_INIT_RTO_MAX_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), SCTPCTL_VALID_COOKIE_LIFE_MIN, SCTPCTL_VALID_COOKIE_LIFE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), SCTPCTL_INIT_RTX_MAX_MIN, SCTPCTL_INIT_RTX_MAX_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), SCTPCTL_ASSOC_RTX_MAX_MIN, SCTPCTL_ASSOC_RTX_MAX_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), SCTPCTL_PATH_RTX_MAX_MIN, SCTPCTL_PATH_RTX_MAX_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_path_pf_threshold), SCTPCTL_PATH_PF_THRESHOLD_MIN, SCTPCTL_PATH_PF_THRESHOLD_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_add_more_threshold), SCTPCTL_ADD_MORE_ON_OUTPUT_MIN, SCTPCTL_ADD_MORE_ON_OUTPUT_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), SCTPCTL_INCOMING_STREAMS_MIN, SCTPCTL_INCOMING_STREAMS_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), SCTPCTL_OUTGOING_STREAMS_MIN, SCTPCTL_OUTGOING_STREAMS_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_on_off), SCTPCTL_CMT_ON_OFF_MIN, SCTPCTL_CMT_ON_OFF_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_cmt_use_dac), SCTPCTL_CMT_USE_DAC_MIN, SCTPCTL_CMT_USE_DAC_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), SCTPCTL_CWND_MAXBURST_MIN, SCTPCTL_CWND_MAXBURST_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_nat_friendly), SCTPCTL_NAT_FRIENDLY_MIN, SCTPCTL_NAT_FRIENDLY_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_L2_abc_variable), SCTPCTL_ABC_L_VAR_MIN, SCTPCTL_ABC_L_VAR_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), SCTPCTL_MAX_CHAINED_MBUFS_MIN, SCTPCTL_MAX_CHAINED_MBUFS_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_do_drain), SCTPCTL_DO_SCTP_DRAIN_MIN, SCTPCTL_DO_SCTP_DRAIN_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_hb_maxburst), SCTPCTL_HB_MAX_BURST_MIN, SCTPCTL_HB_MAX_BURST_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), SCTPCTL_ABORT_AT_LIMIT_MIN, SCTPCTL_ABORT_AT_LIMIT_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_min_residual), SCTPCTL_MIN_RESIDUAL_MIN, SCTPCTL_MIN_RESIDUAL_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_max_retran_chunk), SCTPCTL_MAX_RETRAN_CHUNK_MIN, SCTPCTL_MAX_RETRAN_CHUNK_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_logging_level), SCTPCTL_LOGGING_LEVEL_MIN, SCTPCTL_LOGGING_LEVEL_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_default_cc_module), SCTPCTL_DEFAULT_CC_MODULE_MIN, SCTPCTL_DEFAULT_CC_MODULE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_default_ss_module), SCTPCTL_DEFAULT_SS_MODULE_MIN, SCTPCTL_DEFAULT_SS_MODULE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_default_frag_interleave), SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN, SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_vtag_time_wait), SCTPCTL_TIME_WAIT_MIN, SCTPCTL_TIME_WAIT_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_buffer_splitting), SCTPCTL_BUFFER_SPLITTING_MIN, SCTPCTL_BUFFER_SPLITTING_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_initial_cwnd), SCTPCTL_INITIAL_CWND_MIN, SCTPCTL_INITIAL_CWND_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_bw), SCTPCTL_RTTVAR_BW_MIN, SCTPCTL_RTTVAR_BW_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_rtt), SCTPCTL_RTTVAR_RTT_MIN, SCTPCTL_RTTVAR_RTT_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_rttvar_eqret), SCTPCTL_RTTVAR_EQRET_MIN, SCTPCTL_RTTVAR_EQRET_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_steady_step), SCTPCTL_RTTVAR_STEADYS_MIN, SCTPCTL_RTTVAR_STEADYS_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), SCTPCTL_RTTVAR_DCCCECN_MIN, SCTPCTL_RTTVAR_DCCCECN_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_base), SCTPCTL_MOBILITY_BASE_MIN, SCTPCTL_MOBILITY_BASE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), SCTPCTL_MOBILITY_FASTHANDOFF_MIN, SCTPCTL_MOBILITY_FASTHANDOFF_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN, SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), SCTPCTL_NAT_FRIENDLY_INITS_MIN, SCTPCTL_NAT_FRIENDLY_INITS_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_blackhole), SCTPCTL_BLACKHOLE_MIN, SCTPCTL_BLACKHOLE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_sendall_limit), SCTPCTL_SENDALL_LIMIT_MIN, SCTPCTL_SENDALL_LIMIT_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_diag_info_code), SCTPCTL_DIAG_INFO_CODE_MIN, SCTPCTL_DIAG_INFO_CODE_MAX); + RANGECHK(SCTP_BASE_SYSCTL(sctp_ootb_with_zero_cksum), SCTPCTL_OOTB_WITH_ZERO_CKSUM_MIN, SCTPCTL_OOTB_WITH_ZERO_CKSUM_MAX); +#ifdef SCTP_DEBUG + RANGECHK(SCTP_BASE_SYSCTL(sctp_debug_on), SCTPCTL_DEBUG_MIN, SCTPCTL_DEBUG_MAX); +#endif + } + return (error); +} + +void +sysctl_setup_sctp(void) +{ + sysctl_add_oid(&sysctl_oid_top, "sendspace", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_sendspace), 0, sctp_sysctl_handle_int, + SCTPCTL_MAXDGRAM_DESC); + + sysctl_add_oid(&sysctl_oid_top, "recvspace", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_recvspace), 0, sctp_sysctl_handle_int, + SCTPCTL_RECVSPACE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "auto_asconf", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_auto_asconf), 0, sctp_sysctl_handle_int, + SCTPCTL_AUTOASCONF_DESC); + + sysctl_add_oid(&sysctl_oid_top, "ecn_enable", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_ecn_enable), 0, sctp_sysctl_handle_int, + SCTPCTL_ECN_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "pr_enable", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_pr_enable), 0, sctp_sysctl_handle_int, + SCTPCTL_PR_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "auth_enable", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_auth_enable), 0, sctp_sysctl_handle_auth, + SCTPCTL_AUTH_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "asconf_enable", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_asconf_enable), 0, sctp_sysctl_handle_asconf, + SCTPCTL_ASCONF_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "reconfig_enable", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_reconfig_enable), 0, sctp_sysctl_handle_int, + SCTPCTL_RECONFIG_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "nrsack_enable", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_nrsack_enable), 0, sctp_sysctl_handle_int, + SCTPCTL_NRSACK_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "pktdrop_enable", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_pktdrop_enable), 0, sctp_sysctl_handle_int, + SCTPCTL_PKTDROP_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "loopback_nocsum", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_no_csum_on_loopback), 0, sctp_sysctl_handle_int, + SCTPCTL_LOOPBACK_NOCSUM_DESC); + + sysctl_add_oid(&sysctl_oid_top, "peer_chkoh", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_peer_chunk_oh), 0, sctp_sysctl_handle_int, + SCTPCTL_PEER_CHKOH_DESC); + + sysctl_add_oid(&sysctl_oid_top, "maxburst", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_max_burst_default), 0, sctp_sysctl_handle_int, + SCTPCTL_MAXBURST_DESC); + + sysctl_add_oid(&sysctl_oid_top, "fr_maxburst", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_fr_max_burst_default), 0, sctp_sysctl_handle_int, + SCTPCTL_FRMAXBURST_DESC); + + sysctl_add_oid(&sysctl_oid_top, "maxchunks", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_max_chunks_on_queue), 0, sctp_sysctl_handle_int, + SCTPCTL_MAXCHUNKS_DESC); + + sysctl_add_oid(&sysctl_oid_top, "tcbhashsize", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_hashtblsize), 0, sctp_sysctl_handle_int, + SCTPCTL_TCBHASHSIZE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "pcbhashsize", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_pcbtblsize), 0, sctp_sysctl_handle_int, + SCTPCTL_PCBHASHSIZE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "min_split_point", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_min_split_point), 0, sctp_sysctl_handle_int, + SCTPCTL_MIN_SPLIT_POINT_DESC); + + sysctl_add_oid(&sysctl_oid_top, "chunkscale", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_chunkscale), 0, sctp_sysctl_handle_int, + SCTPCTL_CHUNKSCALE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "delayed_sack_time", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_delayed_sack_time_default), 0, sctp_sysctl_handle_int, + SCTPCTL_DELAYED_SACK_TIME_DESC); + + sysctl_add_oid(&sysctl_oid_top, "sack_freq", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_sack_freq_default), 0, sctp_sysctl_handle_int, + SCTPCTL_SACK_FREQ_DESC); + + sysctl_add_oid(&sysctl_oid_top, "sys_resource", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_system_free_resc_limit), 0, sctp_sysctl_handle_int, + SCTPCTL_SYS_RESOURCE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "asoc_resource", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit), 0, sctp_sysctl_handle_int, + SCTPCTL_ASOC_RESOURCE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "heartbeat_interval", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_heartbeat_interval_default), 0, sctp_sysctl_handle_int, + SCTPCTL_HEARTBEAT_INTERVAL_DESC); + + sysctl_add_oid(&sysctl_oid_top, "pmtu_raise_time", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_pmtu_raise_time_default), 0, sctp_sysctl_handle_int, + SCTPCTL_PMTU_RAISE_TIME_DESC); + + sysctl_add_oid(&sysctl_oid_top, "shutdown_guard_time", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_shutdown_guard_time_default), 0, sctp_sysctl_handle_int, + SCTPCTL_SHUTDOWN_GUARD_TIME_DESC); + + sysctl_add_oid(&sysctl_oid_top, "secret_lifetime", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_secret_lifetime_default), 0, sctp_sysctl_handle_int, + SCTPCTL_SECRET_LIFETIME_DESC); + + sysctl_add_oid(&sysctl_oid_top, "rto_max", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_rto_max_default), 0, sctp_sysctl_handle_int, + SCTPCTL_RTO_MAX_DESC); + + sysctl_add_oid(&sysctl_oid_top, "rto_min", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_rto_min_default), 0, sctp_sysctl_handle_int, + SCTPCTL_RTO_MIN_DESC); + + sysctl_add_oid(&sysctl_oid_top, "rto_initial", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_rto_initial_default), 0, sctp_sysctl_handle_int, + SCTPCTL_RTO_INITIAL_DESC); + + sysctl_add_oid(&sysctl_oid_top, "init_rto_max", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_init_rto_max_default), 0, sctp_sysctl_handle_int, + SCTPCTL_INIT_RTO_MAX_DESC); + + sysctl_add_oid(&sysctl_oid_top, "valid_cookie_life", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_valid_cookie_life_default), 0, sctp_sysctl_handle_int, + SCTPCTL_VALID_COOKIE_LIFE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "init_rtx_max", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_init_rtx_max_default), 0, sctp_sysctl_handle_int, + SCTPCTL_INIT_RTX_MAX_DESC); + + sysctl_add_oid(&sysctl_oid_top, "assoc_rtx_max", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_assoc_rtx_max_default), 0, sctp_sysctl_handle_int, + SCTPCTL_ASSOC_RTX_MAX_DESC); + + sysctl_add_oid(&sysctl_oid_top, "path_rtx_max", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_path_rtx_max_default), 0, sctp_sysctl_handle_int, + SCTPCTL_PATH_RTX_MAX_DESC); + + sysctl_add_oid(&sysctl_oid_top, "path_pf_threshold", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_path_pf_threshold), 0, sctp_sysctl_handle_int, + SCTPCTL_PATH_PF_THRESHOLD_DESC); + + sysctl_add_oid(&sysctl_oid_top, "add_more_on_output", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_add_more_threshold), 0, sctp_sysctl_handle_int, + SCTPCTL_ADD_MORE_ON_OUTPUT_DESC); + + sysctl_add_oid(&sysctl_oid_top, "incoming_streams", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_nr_incoming_streams_default), 0, sctp_sysctl_handle_int, + SCTPCTL_INCOMING_STREAMS_DESC); + + sysctl_add_oid(&sysctl_oid_top, "outgoing_streams", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_nr_outgoing_streams_default), 0, sctp_sysctl_handle_int, + SCTPCTL_OUTGOING_STREAMS_DESC); + + sysctl_add_oid(&sysctl_oid_top, "cmt_on_off", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_cmt_on_off), 0, sctp_sysctl_handle_int, + SCTPCTL_CMT_ON_OFF_DESC); + + sysctl_add_oid(&sysctl_oid_top, "cmt_use_dac", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_cmt_use_dac), 0, sctp_sysctl_handle_int, + SCTPCTL_CMT_USE_DAC_DESC); + + sysctl_add_oid(&sysctl_oid_top, "cwnd_maxburst", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_use_cwnd_based_maxburst), 0, sctp_sysctl_handle_int, + SCTPCTL_CWND_MAXBURST_DESC); + + sysctl_add_oid(&sysctl_oid_top, "nat_friendly", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_nat_friendly), 0, sctp_sysctl_handle_int, + SCTPCTL_NAT_FRIENDLY_DESC); + + sysctl_add_oid(&sysctl_oid_top, "abc_l_var", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_L2_abc_variable), 0, sctp_sysctl_handle_int, + SCTPCTL_ABC_L_VAR_DESC); + + sysctl_add_oid(&sysctl_oid_top, "max_chained_mbufs", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_mbuf_threshold_count), 0, sctp_sysctl_handle_int, + SCTPCTL_MAX_CHAINED_MBUFS_DESC); + + sysctl_add_oid(&sysctl_oid_top, "do_sctp_drain", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_do_drain), 0, sctp_sysctl_handle_int, + SCTPCTL_DO_SCTP_DRAIN_DESC); + + sysctl_add_oid(&sysctl_oid_top, "hb_max_burst", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_hb_maxburst), 0, sctp_sysctl_handle_int, + SCTPCTL_HB_MAX_BURST_DESC); + + sysctl_add_oid(&sysctl_oid_top, "abort_at_limit", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_abort_if_one_2_one_hits_limit), 0, sctp_sysctl_handle_int, + SCTPCTL_ABORT_AT_LIMIT_DESC); + + sysctl_add_oid(&sysctl_oid_top, "min_residual", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_min_residual), 0, sctp_sysctl_handle_int, + SCTPCTL_MIN_RESIDUAL_DESC); + + sysctl_add_oid(&sysctl_oid_top, "max_retran_chunk", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_max_retran_chunk), 0, sctp_sysctl_handle_int, + SCTPCTL_MAX_RETRAN_CHUNK_DESC); + + sysctl_add_oid(&sysctl_oid_top, "log_level", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_logging_level), 0, sctp_sysctl_handle_int, + SCTPCTL_LOGGING_LEVEL_DESC); + + sysctl_add_oid(&sysctl_oid_top, "default_cc_module", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_default_cc_module), 0, sctp_sysctl_handle_int, + SCTPCTL_DEFAULT_CC_MODULE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "default_ss_module", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_default_ss_module), 0, sctp_sysctl_handle_int, + SCTPCTL_DEFAULT_SS_MODULE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "default_frag_interleave", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_default_frag_interleave), 0, sctp_sysctl_handle_int, + SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "mobility_base", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_mobility_base), 0, sctp_sysctl_handle_int, + SCTPCTL_MOBILITY_BASE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "mobility_fasthandoff", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_mobility_fasthandoff), 0, sctp_sysctl_handle_int, + SCTPCTL_MOBILITY_FASTHANDOFF_DESC); + +#if defined(SCTP_LOCAL_TRACE_BUF) + sysctl_add_oid(&sysctl_oid_top, "sctp_log", CTLTYPE_STRUCT|CTLFLAG_RD, + SCTP_BASE_SYSCTL(sctp_log), sizeof(struct sctp_log), NULL, + "SCTP logging (struct sctp_log)"); + + sysctl_add_oid(&sysctl_oid_top, "clear_trace", CTLTYPE_INT|CTLFLAG_WR, + NULL, 0, sctp_sysctl_handle_trace_log_clear, + "Clear SCTP Logging buffer"); +#endif + + sysctl_add_oid(&sysctl_oid_top, "udp_tunneling_port", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_udp_tunneling_port), 0, sctp_sysctl_handle_udp_tunneling, + SCTPCTL_UDP_TUNNELING_PORT_DESC); + + sysctl_add_oid(&sysctl_oid_top, "enable_sack_immediately", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_enable_sack_immediately), 0, sctp_sysctl_handle_int, + SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "nat_friendly_init", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_inits_include_nat_friendly), 0, sctp_sysctl_handle_int, + SCTPCTL_NAT_FRIENDLY_DESC); + + sysctl_add_oid(&sysctl_oid_top, "vtag_time_wait", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_vtag_time_wait), 0, sctp_sysctl_handle_int, + SCTPCTL_TIME_WAIT_DESC); + + sysctl_add_oid(&sysctl_oid_top, "buffer_splitting", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_buffer_splitting), 0, sctp_sysctl_handle_int, + SCTPCTL_BUFFER_SPLITTING_DESC); + + sysctl_add_oid(&sysctl_oid_top, "initial_cwnd", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_initial_cwnd), 0, sctp_sysctl_handle_int, + SCTPCTL_INITIAL_CWND_DESC); + + sysctl_add_oid(&sysctl_oid_top, "rttvar_bw", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_rttvar_bw), 0, sctp_sysctl_handle_int, + SCTPCTL_RTTVAR_BW_DESC); + + sysctl_add_oid(&sysctl_oid_top, "rttvar_rtt", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_rttvar_rtt), 0, sctp_sysctl_handle_int, + SCTPCTL_RTTVAR_RTT_DESC); + + sysctl_add_oid(&sysctl_oid_top, "rttvar_eqret", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_rttvar_eqret), 0, sctp_sysctl_handle_int, + SCTPCTL_RTTVAR_EQRET_DESC); + + sysctl_add_oid(&sysctl_oid_top, "rttvar_steady_step", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_steady_step), 0, sctp_sysctl_handle_int, + SCTPCTL_RTTVAR_STEADYS_DESC); + + sysctl_add_oid(&sysctl_oid_top, "use_dcccecn", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_use_dccc_ecn), 0, sctp_sysctl_handle_int, + SCTPCTL_RTTVAR_DCCCECN_DESC); + + sysctl_add_oid(&sysctl_oid_top, "blackhole", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_blackhole), 0, sctp_sysctl_handle_int, + SCTPCTL_BLACKHOLE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "sendall_limit", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_sendall_limit), 0, sctp_sysctl_handle_int, + SCTPCTL_SENDALL_LIMIT_DESC); + + sysctl_add_oid(&sysctl_oid_top, "diag_info_code", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_diag_info_code), 0, sctp_sysctl_handle_int, + SCTPCTL_DIAG_INFO_CODE_DESC); + + sysctl_add_oid(&sysctl_oid_top, "ootb_with_zero_cksum", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_ootb_with_zero_cksum), 0, sctp_sysctl_handle_int, + SCTPCTL_OOTB_WITH_ZERO_CKSUM_DESC); + +#ifdef SCTP_DEBUG + sysctl_add_oid(&sysctl_oid_top, "debug", CTLTYPE_INT|CTLFLAG_RW, + &SCTP_BASE_SYSCTL(sctp_debug_on), 0, sctp_sysctl_handle_int, + SCTPCTL_DEBUG_DESC); +#endif + + sysctl_add_oid(&sysctl_oid_top, "stats", CTLTYPE_STRUCT|CTLFLAG_RW, + &SCTP_BASE_STATS, sizeof(SCTP_BASE_STATS), NULL, + "SCTP statistics (struct sctp_stat)"); + + sysctl_add_oid(&sysctl_oid_top, "assoclist", CTLTYPE_STRUCT|CTLFLAG_RD, + NULL, 0, sctp_assoclist, + "List of active SCTP associations"); +} +#endif +#endif |