sctp_sysctl.h revision 235557
1167598Srrs/*- 2169382Srrs * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved. 3218319Srrs * Copyright (c) 2008-2011, by Randall Stewart. All rights reserved. 4218319Srrs * Copyright (c) 2008-2011, by Michael Tuexen. All rights reserved. 5167598Srrs * 6167598Srrs * Redistribution and use in source and binary forms, with or without 7167598Srrs * modification, are permitted provided that the following conditions are met: 8167598Srrs * 9167598Srrs * a) Redistributions of source code must retain the above copyright notice, 10228653Stuexen * this list of conditions and the following disclaimer. 11167598Srrs * 12167598Srrs * b) Redistributions in binary form must reproduce the above copyright 13167598Srrs * notice, this list of conditions and the following disclaimer in 14228653Stuexen * the documentation and/or other materials provided with the distribution. 15167598Srrs * 16167598Srrs * c) Neither the name of Cisco Systems, Inc. nor the names of its 17167598Srrs * contributors may be used to endorse or promote products derived 18167598Srrs * from this software without specific prior written permission. 19167598Srrs * 20167598Srrs * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21167598Srrs * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22167598Srrs * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23167598Srrs * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24167598Srrs * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25167598Srrs * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26167598Srrs * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27167598Srrs * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28167598Srrs * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29167598Srrs * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30167598Srrs * THE POSSIBILITY OF SUCH DAMAGE. 31167598Srrs */ 32167598Srrs 33167598Srrs#include <sys/cdefs.h> 34167598Srrs__FBSDID("$FreeBSD: head/sys/netinet/sctp_sysctl.h 235557 2012-05-17 18:12:24Z tuexen $"); 35167598Srrs 36167598Srrs#ifndef __sctp_sysctl_h__ 37167598Srrs#define __sctp_sysctl_h__ 38167598Srrs 39167598Srrs#include <netinet/sctp_os.h> 40167598Srrs#include <netinet/sctp_constants.h> 41167598Srrs 42179783Srrsstruct sctp_sysctl { 43179783Srrs uint32_t sctp_sendspace; 44179783Srrs uint32_t sctp_recvspace; 45179783Srrs uint32_t sctp_auto_asconf; 46179783Srrs uint32_t sctp_multiple_asconfs; 47179783Srrs uint32_t sctp_ecn_enable; 48218186Srrs uint32_t sctp_fr_max_burst_default; 49179783Srrs uint32_t sctp_strict_sacks; 50211969Stuexen#if !defined(SCTP_WITH_NO_CSUM) 51179783Srrs uint32_t sctp_no_csum_on_loopback; 52211969Stuexen#endif 53179783Srrs uint32_t sctp_peer_chunk_oh; 54179783Srrs uint32_t sctp_max_burst_default; 55179783Srrs uint32_t sctp_max_chunks_on_queue; 56179783Srrs uint32_t sctp_hashtblsize; 57179783Srrs uint32_t sctp_pcbtblsize; 58179783Srrs uint32_t sctp_min_split_point; 59179783Srrs uint32_t sctp_chunkscale; 60179783Srrs uint32_t sctp_delayed_sack_time_default; 61179783Srrs uint32_t sctp_sack_freq_default; 62179783Srrs uint32_t sctp_system_free_resc_limit; 63179783Srrs uint32_t sctp_asoc_free_resc_limit; 64179783Srrs uint32_t sctp_heartbeat_interval_default; 65179783Srrs uint32_t sctp_pmtu_raise_time_default; 66179783Srrs uint32_t sctp_shutdown_guard_time_default; 67179783Srrs uint32_t sctp_secret_lifetime_default; 68179783Srrs uint32_t sctp_rto_max_default; 69179783Srrs uint32_t sctp_rto_min_default; 70179783Srrs uint32_t sctp_rto_initial_default; 71179783Srrs uint32_t sctp_init_rto_max_default; 72179783Srrs uint32_t sctp_valid_cookie_life_default; 73179783Srrs uint32_t sctp_init_rtx_max_default; 74179783Srrs uint32_t sctp_assoc_rtx_max_default; 75179783Srrs uint32_t sctp_path_rtx_max_default; 76224641Stuexen uint32_t sctp_path_pf_threshold; 77179783Srrs uint32_t sctp_add_more_threshold; 78179783Srrs uint32_t sctp_nr_outgoing_streams_default; 79179783Srrs uint32_t sctp_cmt_on_off; 80179783Srrs uint32_t sctp_cmt_use_dac; 81190689Srrs /* EY 5/5/08 - nr_sack flag variable */ 82185694Srrs uint32_t sctp_nr_sack_on_off; 83179783Srrs uint32_t sctp_use_cwnd_based_maxburst; 84179783Srrs uint32_t sctp_asconf_auth_nochk; 85179783Srrs uint32_t sctp_auth_disable; 86179783Srrs uint32_t sctp_nat_friendly; 87179783Srrs uint32_t sctp_L2_abc_variable; 88179783Srrs uint32_t sctp_mbuf_threshold_count; 89179783Srrs uint32_t sctp_do_drain; 90179783Srrs uint32_t sctp_hb_maxburst; 91179783Srrs uint32_t sctp_abort_if_one_2_one_hits_limit; 92179783Srrs uint32_t sctp_strict_data_order; 93179783Srrs uint32_t sctp_min_residual; 94179783Srrs uint32_t sctp_max_retran_chunk; 95179783Srrs uint32_t sctp_logging_level; 96179783Srrs /* JRS - Variable for default congestion control module */ 97179783Srrs uint32_t sctp_default_cc_module; 98217760Stuexen /* RS - Variable for default stream scheduling module */ 99217760Stuexen uint32_t sctp_default_ss_module; 100179783Srrs uint32_t sctp_default_frag_interleave; 101179783Srrs uint32_t sctp_mobility_base; 102179783Srrs uint32_t sctp_mobility_fasthandoff; 103185694Srrs uint32_t sctp_inits_include_nat_friendly; 104219057Srrs uint32_t sctp_rttvar_bw; 105219057Srrs uint32_t sctp_rttvar_rtt; 106219057Srrs uint32_t sctp_rttvar_eqret; 107219397Srrs uint32_t sctp_steady_step; 108219397Srrs uint32_t sctp_use_dccc_ecn; 109179783Srrs#if defined(SCTP_LOCAL_TRACE_BUF) 110179783Srrs struct sctp_log sctp_log; 111179783Srrs#endif 112179783Srrs uint32_t sctp_udp_tunneling_port; 113179783Srrs uint32_t sctp_enable_sack_immediately; 114193090Srrs uint32_t sctp_vtag_time_wait; 115212799Stuexen uint32_t sctp_buffer_splitting; 116212800Stuexen uint32_t sctp_initial_cwnd; 117229805Stuexen uint32_t sctp_blackhole; 118179783Srrs#if defined(SCTP_DEBUG) 119179783Srrs uint32_t sctp_debug_on; 120179783Srrs#endif 121179783Srrs#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 122179783Srrs uint32_t sctp_output_unlocked; 123179783Srrs#endif 124179783Srrs}; 125179783Srrs 126167598Srrs/* 127167598Srrs * limits for the sysctl variables 128167598Srrs */ 129167598Srrs/* maxdgram: Maximum outgoing SCTP buffer size */ 130167598Srrs#define SCTPCTL_MAXDGRAM_DESC "Maximum outgoing SCTP buffer size" 131167598Srrs#define SCTPCTL_MAXDGRAM_MIN 0 132167598Srrs#define SCTPCTL_MAXDGRAM_MAX 0xFFFFFFFF 133167598Srrs#define SCTPCTL_MAXDGRAM_DEFAULT 262144 /* 256k */ 134167598Srrs 135167598Srrs/* recvspace: Maximum incoming SCTP buffer size */ 136167598Srrs#define SCTPCTL_RECVSPACE_DESC "Maximum incoming SCTP buffer size" 137167598Srrs#define SCTPCTL_RECVSPACE_MIN 0 138167598Srrs#define SCTPCTL_RECVSPACE_MAX 0xFFFFFFFF 139167598Srrs#define SCTPCTL_RECVSPACE_DEFAULT 262144 /* 256k */ 140167598Srrs 141167598Srrs/* autoasconf: Enable SCTP Auto-ASCONF */ 142167598Srrs#define SCTPCTL_AUTOASCONF_DESC "Enable SCTP Auto-ASCONF" 143167598Srrs#define SCTPCTL_AUTOASCONF_MIN 0 144167598Srrs#define SCTPCTL_AUTOASCONF_MAX 1 145167598Srrs#define SCTPCTL_AUTOASCONF_DEFAULT SCTP_DEFAULT_AUTO_ASCONF 146167598Srrs 147179157Srrs/* autoasconf: Enable SCTP Auto-ASCONF */ 148179157Srrs#define SCTPCTL_MULTIPLEASCONFS_DESC "Enable SCTP Muliple-ASCONFs" 149179157Srrs#define SCTPCTL_MULTIPLEASCONFS_MIN 0 150179157Srrs#define SCTPCTL_MULTIPLEASCONFS_MAX 1 151179157Srrs#define SCTPCTL_MULTIPLEASCONFS_DEFAULT SCTP_DEFAULT_MULTIPLE_ASCONFS 152179157Srrs 153167598Srrs/* ecn_enable: Enable SCTP ECN */ 154167598Srrs#define SCTPCTL_ECN_ENABLE_DESC "Enable SCTP ECN" 155167598Srrs#define SCTPCTL_ECN_ENABLE_MIN 0 156167598Srrs#define SCTPCTL_ECN_ENABLE_MAX 1 157167598Srrs#define SCTPCTL_ECN_ENABLE_DEFAULT 1 158167598Srrs 159167598Srrs/* strict_sacks: Enable SCTP Strict SACK checking */ 160167598Srrs#define SCTPCTL_STRICT_SACKS_DESC "Enable SCTP Strict SACK checking" 161167598Srrs#define SCTPCTL_STRICT_SACKS_MIN 0 162167598Srrs#define SCTPCTL_STRICT_SACKS_MAX 1 163182367Srrs#define SCTPCTL_STRICT_SACKS_DEFAULT 1 164167598Srrs 165167598Srrs/* loopback_nocsum: Enable NO Csum on packets sent on loopback */ 166167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_DESC "Enable NO Csum on packets sent on loopback" 167167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_MIN 0 168167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_MAX 1 169167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_DEFAULT 1 170167598Srrs 171167598Srrs/* peer_chkoh: Amount to debit peers rwnd per chunk sent */ 172167598Srrs#define SCTPCTL_PEER_CHKOH_DESC "Amount to debit peers rwnd per chunk sent" 173167598Srrs#define SCTPCTL_PEER_CHKOH_MIN 0 174167598Srrs#define SCTPCTL_PEER_CHKOH_MAX 0xFFFFFFFF 175170642Srrs#define SCTPCTL_PEER_CHKOH_DEFAULT 256 176167598Srrs 177167598Srrs/* maxburst: Default max burst for sctp endpoints */ 178167598Srrs#define SCTPCTL_MAXBURST_DESC "Default max burst for sctp endpoints" 179217894Stuexen#define SCTPCTL_MAXBURST_MIN 0 180167598Srrs#define SCTPCTL_MAXBURST_MAX 0xFFFFFFFF 181167598Srrs#define SCTPCTL_MAXBURST_DEFAULT SCTP_DEF_MAX_BURST 182167598Srrs 183218186Srrs/* fr_maxburst: Default max burst for sctp endpoints when fast retransmitting */ 184218186Srrs#define SCTPCTL_FRMAXBURST_DESC "Default fr max burst for sctp endpoints" 185218186Srrs#define SCTPCTL_FRMAXBURST_MIN 0 186218186Srrs#define SCTPCTL_FRMAXBURST_MAX 0xFFFFFFFF 187218186Srrs#define SCTPCTL_FRMAXBURST_DEFAULT SCTP_DEF_FRMAX_BURST 188218186Srrs 189218186Srrs 190167598Srrs/* maxchunks: Default max chunks on queue per asoc */ 191167598Srrs#define SCTPCTL_MAXCHUNKS_DESC "Default max chunks on queue per asoc" 192167598Srrs#define SCTPCTL_MAXCHUNKS_MIN 0 193167598Srrs#define SCTPCTL_MAXCHUNKS_MAX 0xFFFFFFFF 194167598Srrs#define SCTPCTL_MAXCHUNKS_DEFAULT SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 195167598Srrs 196218264Sbrucec/* tcbhashsize: Tunable for Hash table sizes */ 197167598Srrs#define SCTPCTL_TCBHASHSIZE_DESC "Tunable for TCB hash table sizes" 198167598Srrs#define SCTPCTL_TCBHASHSIZE_MIN 1 199167598Srrs#define SCTPCTL_TCBHASHSIZE_MAX 0xFFFFFFFF 200167598Srrs#define SCTPCTL_TCBHASHSIZE_DEFAULT SCTP_TCBHASHSIZE 201167598Srrs 202218264Sbrucec/* pcbhashsize: Tunable for PCB Hash table sizes */ 203167598Srrs#define SCTPCTL_PCBHASHSIZE_DESC "Tunable for PCB hash table sizes" 204167598Srrs#define SCTPCTL_PCBHASHSIZE_MIN 1 205167598Srrs#define SCTPCTL_PCBHASHSIZE_MAX 0xFFFFFFFF 206167598Srrs#define SCTPCTL_PCBHASHSIZE_DEFAULT SCTP_PCBHASHSIZE 207167598Srrs 208167598Srrs/* min_split_point: Minimum size when splitting a chunk */ 209167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_DESC "Minimum size when splitting a chunk" 210167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_MIN 0 211167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_MAX 0xFFFFFFFF 212167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_DEFAULT SCTP_DEFAULT_SPLIT_POINT_MIN 213167598Srrs 214218264Sbrucec/* chunkscale: Tunable for Scaling of number of chunks and messages */ 215218264Sbrucec#define SCTPCTL_CHUNKSCALE_DESC "Tunable for Scaling of number of chunks and messages" 216167598Srrs#define SCTPCTL_CHUNKSCALE_MIN 1 217167598Srrs#define SCTPCTL_CHUNKSCALE_MAX 0xFFFFFFFF 218167598Srrs#define SCTPCTL_CHUNKSCALE_DEFAULT SCTP_CHUNKQUEUE_SCALE 219167598Srrs 220219397Srrs/* delayed_sack_time: Default delayed SACK timer in ms */ 221219397Srrs#define SCTPCTL_DELAYED_SACK_TIME_DESC "Default delayed SACK timer in ms" 222167598Srrs#define SCTPCTL_DELAYED_SACK_TIME_MIN 0 223167598Srrs#define SCTPCTL_DELAYED_SACK_TIME_MAX 0xFFFFFFFF 224167598Srrs#define SCTPCTL_DELAYED_SACK_TIME_DEFAULT SCTP_RECV_MSEC 225167598Srrs 226167598Srrs/* sack_freq: Default SACK frequency */ 227167598Srrs#define SCTPCTL_SACK_FREQ_DESC "Default SACK frequency" 228167598Srrs#define SCTPCTL_SACK_FREQ_MIN 0 229167598Srrs#define SCTPCTL_SACK_FREQ_MAX 0xFFFFFFFF 230167598Srrs#define SCTPCTL_SACK_FREQ_DEFAULT SCTP_DEFAULT_SACK_FREQ 231167598Srrs 232167598Srrs/* sys_resource: Max number of cached resources in the system */ 233167598Srrs#define SCTPCTL_SYS_RESOURCE_DESC "Max number of cached resources in the system" 234167598Srrs#define SCTPCTL_SYS_RESOURCE_MIN 0 235167598Srrs#define SCTPCTL_SYS_RESOURCE_MAX 0xFFFFFFFF 236167598Srrs#define SCTPCTL_SYS_RESOURCE_DEFAULT SCTP_DEF_SYSTEM_RESC_LIMIT 237167598Srrs 238167598Srrs/* asoc_resource: Max number of cached resources in an asoc */ 239167598Srrs#define SCTPCTL_ASOC_RESOURCE_DESC "Max number of cached resources in an asoc" 240167598Srrs#define SCTPCTL_ASOC_RESOURCE_MIN 0 241167598Srrs#define SCTPCTL_ASOC_RESOURCE_MAX 0xFFFFFFFF 242167598Srrs#define SCTPCTL_ASOC_RESOURCE_DEFAULT SCTP_DEF_ASOC_RESC_LIMIT 243167598Srrs 244219397Srrs/* heartbeat_interval: Default heartbeat interval in ms */ 245219397Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_DESC "Default heartbeat interval in ms" 246167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_MIN 0 247167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_MAX 0xFFFFFFFF 248167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT SCTP_HB_DEFAULT_MSEC 249167598Srrs 250219397Srrs/* pmtu_raise_time: Default PMTU raise timer in seconds */ 251219397Srrs#define SCTPCTL_PMTU_RAISE_TIME_DESC "Default PMTU raise timer in seconds" 252167598Srrs#define SCTPCTL_PMTU_RAISE_TIME_MIN 0 253167598Srrs#define SCTPCTL_PMTU_RAISE_TIME_MAX 0xFFFFFFFF 254167598Srrs#define SCTPCTL_PMTU_RAISE_TIME_DEFAULT SCTP_DEF_PMTU_RAISE_SEC 255167598Srrs 256219397Srrs/* shutdown_guard_time: Default shutdown guard timer in seconds */ 257219397Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_DESC "Default shutdown guard timer in seconds" 258167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_MIN 0 259167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_MAX 0xFFFFFFFF 260167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT SCTP_DEF_MAX_SHUTDOWN_SEC 261167598Srrs 262219397Srrs/* secret_lifetime: Default secret lifetime in seconds */ 263219397Srrs#define SCTPCTL_SECRET_LIFETIME_DESC "Default secret lifetime in seconds" 264167598Srrs#define SCTPCTL_SECRET_LIFETIME_MIN 0 265167598Srrs#define SCTPCTL_SECRET_LIFETIME_MAX 0xFFFFFFFF 266167598Srrs#define SCTPCTL_SECRET_LIFETIME_DEFAULT SCTP_DEFAULT_SECRET_LIFE_SEC 267167598Srrs 268219397Srrs/* rto_max: Default maximum retransmission timeout in ms */ 269219397Srrs#define SCTPCTL_RTO_MAX_DESC "Default maximum retransmission timeout in ms" 270167598Srrs#define SCTPCTL_RTO_MAX_MIN 0 271167598Srrs#define SCTPCTL_RTO_MAX_MAX 0xFFFFFFFF 272167598Srrs#define SCTPCTL_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 273167598Srrs 274219397Srrs/* rto_min: Default minimum retransmission timeout in ms */ 275219397Srrs#define SCTPCTL_RTO_MIN_DESC "Default minimum retransmission timeout in ms" 276167598Srrs#define SCTPCTL_RTO_MIN_MIN 0 277167598Srrs#define SCTPCTL_RTO_MIN_MAX 0xFFFFFFFF 278167598Srrs#define SCTPCTL_RTO_MIN_DEFAULT SCTP_RTO_LOWER_BOUND 279167598Srrs 280219397Srrs/* rto_initial: Default initial retransmission timeout in ms */ 281219397Srrs#define SCTPCTL_RTO_INITIAL_DESC "Default initial retransmission timeout in ms" 282167598Srrs#define SCTPCTL_RTO_INITIAL_MIN 0 283167598Srrs#define SCTPCTL_RTO_INITIAL_MAX 0xFFFFFFFF 284167598Srrs#define SCTPCTL_RTO_INITIAL_DEFAULT SCTP_RTO_INITIAL 285167598Srrs 286219397Srrs/* init_rto_max: Default maximum retransmission timeout during association setup in ms */ 287219397Srrs#define SCTPCTL_INIT_RTO_MAX_DESC "Default maximum retransmission timeout during association setup in ms" 288167598Srrs#define SCTPCTL_INIT_RTO_MAX_MIN 0 289167598Srrs#define SCTPCTL_INIT_RTO_MAX_MAX 0xFFFFFFFF 290167598Srrs#define SCTPCTL_INIT_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 291167598Srrs 292167598Srrs/* valid_cookie_life: Default cookie lifetime in sec */ 293219397Srrs#define SCTPCTL_VALID_COOKIE_LIFE_DESC "Default cookie lifetime in seconds" 294167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE_MIN 0 295167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE_MAX 0xFFFFFFFF 296167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE_DEFAULT SCTP_DEFAULT_COOKIE_LIFE 297167598Srrs 298167598Srrs/* init_rtx_max: Default maximum number of retransmission for INIT chunks */ 299167598Srrs#define SCTPCTL_INIT_RTX_MAX_DESC "Default maximum number of retransmission for INIT chunks" 300167598Srrs#define SCTPCTL_INIT_RTX_MAX_MIN 0 301167598Srrs#define SCTPCTL_INIT_RTX_MAX_MAX 0xFFFFFFFF 302167598Srrs#define SCTPCTL_INIT_RTX_MAX_DEFAULT SCTP_DEF_MAX_INIT 303167598Srrs 304167598Srrs/* assoc_rtx_max: Default maximum number of retransmissions per association */ 305167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_DESC "Default maximum number of retransmissions per association" 306167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_MIN 0 307167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_MAX 0xFFFFFFFF 308167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_DEFAULT SCTP_DEF_MAX_SEND 309167598Srrs 310167598Srrs/* path_rtx_max: Default maximum of retransmissions per path */ 311167598Srrs#define SCTPCTL_PATH_RTX_MAX_DESC "Default maximum of retransmissions per path" 312167598Srrs#define SCTPCTL_PATH_RTX_MAX_MIN 0 313167598Srrs#define SCTPCTL_PATH_RTX_MAX_MAX 0xFFFFFFFF 314167598Srrs#define SCTPCTL_PATH_RTX_MAX_DEFAULT SCTP_DEF_MAX_PATH_RTX 315167598Srrs 316224641Stuexen/* path_pf_threshold: threshold for considering the path potentially failed */ 317224641Stuexen#define SCTPCTL_PATH_PF_THRESHOLD_DESC "Default potentially failed threshold" 318224641Stuexen#define SCTPCTL_PATH_PF_THRESHOLD_MIN 0 319224641Stuexen#define SCTPCTL_PATH_PF_THRESHOLD_MAX 0xFFFF 320224641Stuexen#define SCTPCTL_PATH_PF_THRESHOLD_DEFAULT SCTPCTL_PATH_PF_THRESHOLD_MAX 321224641Stuexen 322219397Srrs/* add_more_on_output: When space-wise is it worthwhile to try to add more to a socket send buffer */ 323219397Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_DESC "When space-wise is it worthwhile to try to add more to a socket send buffer" 324167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_MIN 0 325167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_MAX 0xFFFFFFFF 326167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT SCTP_DEFAULT_ADD_MORE 327167598Srrs 328167598Srrs/* outgoing_streams: Default number of outgoing streams */ 329167598Srrs#define SCTPCTL_OUTGOING_STREAMS_DESC "Default number of outgoing streams" 330167598Srrs#define SCTPCTL_OUTGOING_STREAMS_MIN 1 331167598Srrs#define SCTPCTL_OUTGOING_STREAMS_MAX 65535 332167598Srrs#define SCTPCTL_OUTGOING_STREAMS_DEFAULT SCTP_OSTREAM_INITIAL 333167598Srrs 334167598Srrs/* cmt_on_off: CMT on/off flag */ 335216669Stuexen#define SCTPCTL_CMT_ON_OFF_DESC "CMT settings" 336221460Stuexen#define SCTPCTL_CMT_ON_OFF_MIN SCTP_CMT_OFF 337221460Stuexen#define SCTPCTL_CMT_ON_OFF_MAX SCTP_CMT_MAX 338221460Stuexen#define SCTPCTL_CMT_ON_OFF_DEFAULT SCTP_CMT_OFF 339167598Srrs 340185694Srrs/* EY - nr_sack_on_off: NR_SACK on/off flag */ 341185694Srrs#define SCTPCTL_NR_SACK_ON_OFF_DESC "NR_SACK on/off flag" 342185694Srrs#define SCTPCTL_NR_SACK_ON_OFF_MIN 0 343185694Srrs#define SCTPCTL_NR_SACK_ON_OFF_MAX 1 344185694Srrs#define SCTPCTL_NR_SACK_ON_OFF_DEFAULT 0 345185694Srrs 346172091Srrs/* cmt_use_dac: CMT DAC on/off flag */ 347172091Srrs#define SCTPCTL_CMT_USE_DAC_DESC "CMT DAC on/off flag" 348172091Srrs#define SCTPCTL_CMT_USE_DAC_MIN 0 349172091Srrs#define SCTPCTL_CMT_USE_DAC_MAX 1 350172091Srrs#define SCTPCTL_CMT_USE_DAC_DEFAULT 0 351172091Srrs 352167598Srrs/* cwnd_maxburst: Use a CWND adjusting maxburst */ 353167598Srrs#define SCTPCTL_CWND_MAXBURST_DESC "Use a CWND adjusting maxburst" 354167598Srrs#define SCTPCTL_CWND_MAXBURST_MIN 0 355167598Srrs#define SCTPCTL_CWND_MAXBURST_MAX 1 356167598Srrs#define SCTPCTL_CWND_MAXBURST_DEFAULT 1 357167598Srrs 358167598Srrs/* asconf_auth_nochk: Disable SCTP ASCONF AUTH requirement */ 359167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_DESC "Disable SCTP ASCONF AUTH requirement" 360167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_MIN 0 361167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_MAX 1 362167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT 0 363167598Srrs 364167598Srrs/* auth_disable: Disable SCTP AUTH function */ 365167598Srrs#define SCTPCTL_AUTH_DISABLE_DESC "Disable SCTP AUTH function" 366167598Srrs#define SCTPCTL_AUTH_DISABLE_MIN 0 367167598Srrs#define SCTPCTL_AUTH_DISABLE_MAX 1 368167598Srrs#define SCTPCTL_AUTH_DISABLE_DEFAULT 0 369167598Srrs 370167598Srrs/* nat_friendly: SCTP NAT friendly operation */ 371167598Srrs#define SCTPCTL_NAT_FRIENDLY_DESC "SCTP NAT friendly operation" 372167598Srrs#define SCTPCTL_NAT_FRIENDLY_MIN 0 373167598Srrs#define SCTPCTL_NAT_FRIENDLY_MAX 1 374167598Srrs#define SCTPCTL_NAT_FRIENDLY_DEFAULT 1 375167598Srrs 376167598Srrs/* abc_l_var: SCTP ABC max increase per SACK (L) */ 377167598Srrs#define SCTPCTL_ABC_L_VAR_DESC "SCTP ABC max increase per SACK (L)" 378167598Srrs#define SCTPCTL_ABC_L_VAR_MIN 0 379167598Srrs#define SCTPCTL_ABC_L_VAR_MAX 0xFFFFFFFF 380235557Stuexen#define SCTPCTL_ABC_L_VAR_DEFAULT 2 381167598Srrs 382167598Srrs/* max_chained_mbufs: Default max number of small mbufs on a chain */ 383167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_DESC "Default max number of small mbufs on a chain" 384167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_MIN 0 385167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_MAX 0xFFFFFFFF 386167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT SCTP_DEFAULT_MBUFS_IN_CHAIN 387167598Srrs 388167598Srrs/* do_sctp_drain: Should SCTP respond to the drain calls */ 389167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_DESC "Should SCTP respond to the drain calls" 390167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_MIN 0 391167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_MAX 1 392167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_DEFAULT 1 393167598Srrs 394167598Srrs/* hb_max_burst: Confirmation Heartbeat max burst? */ 395172091Srrs#define SCTPCTL_HB_MAX_BURST_DESC "Confirmation Heartbeat max burst" 396167598Srrs#define SCTPCTL_HB_MAX_BURST_MIN 1 397167598Srrs#define SCTPCTL_HB_MAX_BURST_MAX 0xFFFFFFFF 398218186Srrs#define SCTPCTL_HB_MAX_BURST_DEFAULT SCTP_DEF_HBMAX_BURST 399167598Srrs 400167598Srrs/* abort_at_limit: When one-2-one hits qlimit abort */ 401167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_DESC "When one-2-one hits qlimit abort" 402167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_MIN 0 403167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_MAX 1 404167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_DEFAULT 0 405167598Srrs 406167598Srrs/* strict_data_order: Enforce strict data ordering, abort if control inside data */ 407167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_DESC "Enforce strict data ordering, abort if control inside data" 408167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_MIN 0 409167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_MAX 1 410167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_DEFAULT 0 411167598Srrs 412168299Srrs/* min_residual: min residual in a data fragment leftover */ 413168124Srrs#define SCTPCTL_MIN_RESIDUAL_DESC "Minimum residual data chunk in second part of split" 414168124Srrs#define SCTPCTL_MIN_RESIDUAL_MIN 20 415168124Srrs#define SCTPCTL_MIN_RESIDUAL_MAX 65535 416168124Srrs#define SCTPCTL_MIN_RESIDUAL_DEFAULT 1452 417168124Srrs 418168299Srrs/* max_retran_chunk: max chunk retransmissions */ 419168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_DESC "Maximum times an unlucky chunk can be retran'd before assoc abort" 420168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_MIN 0 421168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_MAX 65535 422168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT 30 423168124Srrs 424170744Srrs/* sctp_logging: This gives us logging when the options are enabled */ 425170744Srrs#define SCTPCTL_LOGGING_LEVEL_DESC "Ltrace/KTR trace logging level" 426170744Srrs#define SCTPCTL_LOGGING_LEVEL_MIN 0 427170814Srrs#define SCTPCTL_LOGGING_LEVEL_MAX 0xffffffff 428170744Srrs#define SCTPCTL_LOGGING_LEVEL_DEFAULT 0 429168124Srrs 430171440Srrs/* JRS - default congestion control module sysctl */ 431171440Srrs#define SCTPCTL_DEFAULT_CC_MODULE_DESC "Default congestion control module" 432171440Srrs#define SCTPCTL_DEFAULT_CC_MODULE_MIN 0 433171440Srrs#define SCTPCTL_DEFAULT_CC_MODULE_MAX 2 434171440Srrs#define SCTPCTL_DEFAULT_CC_MODULE_DEFAULT 0 435171440Srrs 436217760Stuexen/* RS - default stream scheduling module sysctl */ 437217760Stuexen#define SCTPCTL_DEFAULT_SS_MODULE_DESC "Default stream scheduling module" 438217760Stuexen#define SCTPCTL_DEFAULT_SS_MODULE_MIN 0 439217760Stuexen#define SCTPCTL_DEFAULT_SS_MODULE_MAX 5 440217760Stuexen#define SCTPCTL_DEFAULT_SS_MODULE_DEFAULT 0 441217760Stuexen 442171943Srrs/* RRS - default fragment interleave */ 443171943Srrs#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC "Default fragment interleave level" 444171943Srrs#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN 0 445171943Srrs#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX 2 446171943Srrs#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT 1 447171943Srrs 448171990Srrs/* mobility_base: Enable SCTP mobility support */ 449171990Srrs#define SCTPCTL_MOBILITY_BASE_DESC "Enable SCTP base mobility" 450171990Srrs#define SCTPCTL_MOBILITY_BASE_MIN 0 451171990Srrs#define SCTPCTL_MOBILITY_BASE_MAX 1 452171990Srrs#define SCTPCTL_MOBILITY_BASE_DEFAULT SCTP_DEFAULT_MOBILITY_BASE 453171943Srrs 454171990Srrs/* mobility_fasthandoff: Enable SCTP fast handoff support */ 455171990Srrs#define SCTPCTL_MOBILITY_FASTHANDOFF_DESC "Enable SCTP fast handoff" 456171990Srrs#define SCTPCTL_MOBILITY_FASTHANDOFF_MIN 0 457171990Srrs#define SCTPCTL_MOBILITY_FASTHANDOFF_MAX 1 458171990Srrs#define SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT SCTP_DEFAULT_MOBILITY_FASTHANDOFF 459171990Srrs 460179157Srrs/* Enable SCTP/UDP tunneling port */ 461179157Srrs#define SCTPCTL_UDP_TUNNELING_PORT_DESC "Set the SCTP/UDP tunneling port" 462179157Srrs#define SCTPCTL_UDP_TUNNELING_PORT_MIN 0 463179157Srrs#define SCTPCTL_UDP_TUNNELING_PORT_MAX 65535 464179157Srrs#define SCTPCTL_UDP_TUNNELING_PORT_DEFAULT SCTP_OVER_UDP_TUNNELING_PORT 465179157Srrs 466179783Srrs/* Enable sending of the SACK-IMMEDIATELY bit */ 467179783Srrs#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC "Enable sending of the SACK-IMMEDIATELY-bit." 468179783Srrs#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN 0 469179783Srrs#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX 1 470179783Srrs#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN 471179783Srrs 472212799Stuexen/* Enable sending of the NAT-FRIENDLY message */ 473195919Stuexen#define SCTPCTL_NAT_FRIENDLY_INITS_DESC "Enable sending of the nat-friendly SCTP option on INITs." 474185694Srrs#define SCTPCTL_NAT_FRIENDLY_INITS_MIN 0 475185694Srrs#define SCTPCTL_NAT_FRIENDLY_INITS_MAX 1 476185694Srrs#define SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT SCTPCTL_NAT_FRIENDLY_INITS_MIN 477185694Srrs 478212799Stuexen/* Vtag time wait in seconds */ 479212799Stuexen#define SCTPCTL_TIME_WAIT_DESC "Vtag time wait time in seconds, 0 disables it." 480193090Srrs#define SCTPCTL_TIME_WAIT_MIN 0 481193090Srrs#define SCTPCTL_TIME_WAIT_MAX 0xffffffff 482193090Srrs#define SCTPCTL_TIME_WAIT_DEFAULT SCTP_TIME_WAIT 483193090Srrs 484212799Stuexen/* Enable Send/Receive buffer splitting */ 485212799Stuexen#define SCTPCTL_BUFFER_SPLITTING_DESC "Enable send/receive buffer splitting." 486212799Stuexen#define SCTPCTL_BUFFER_SPLITTING_MIN 0 487212799Stuexen#define SCTPCTL_BUFFER_SPLITTING_MAX 0x3 488212799Stuexen#define SCTPCTL_BUFFER_SPLITTING_DEFAULT SCTPCTL_BUFFER_SPLITTING_MIN 489193090Srrs 490212800Stuexen/* Initial congestion window in MTU */ 491212851Stuexen#define SCTPCTL_INITIAL_CWND_DESC "Initial congestion window in MTUs" 492216672Stuexen#define SCTPCTL_INITIAL_CWND_MIN 0 493212800Stuexen#define SCTPCTL_INITIAL_CWND_MAX 0xffffffff 494212800Stuexen#define SCTPCTL_INITIAL_CWND_DEFAULT 3 495212800Stuexen 496219057Srrs/* rttvar smooth avg for bw calc */ 497219397Srrs#define SCTPCTL_RTTVAR_BW_DESC "Shift amount for bw smoothing on rtt calc" 498219057Srrs#define SCTPCTL_RTTVAR_BW_MIN 0 499219057Srrs#define SCTPCTL_RTTVAR_BW_MAX 32 500219057Srrs#define SCTPCTL_RTTVAR_BW_DEFAULT 4 501219057Srrs 502219057Srrs/* rttvar smooth avg for bw calc */ 503219397Srrs#define SCTPCTL_RTTVAR_RTT_DESC "Shift amount for rtt smoothing on rtt calc" 504219057Srrs#define SCTPCTL_RTTVAR_RTT_MIN 0 505219057Srrs#define SCTPCTL_RTTVAR_RTT_MAX 32 506219057Srrs#define SCTPCTL_RTTVAR_RTT_DEFAULT 5 507219057Srrs 508219397Srrs#define SCTPCTL_RTTVAR_EQRET_DESC "What to return when rtt and bw are unchanged" 509219057Srrs#define SCTPCTL_RTTVAR_EQRET_MIN 0 510219057Srrs#define SCTPCTL_RTTVAR_EQRET_MAX 1 511219057Srrs#define SCTPCTL_RTTVAR_EQRET_DEFAULT 0 512219057Srrs 513219397Srrs#define SCTPCTL_RTTVAR_STEADYS_DESC "How many the sames it takes to try step down of cwnd" 514219397Srrs#define SCTPCTL_RTTVAR_STEADYS_MIN 0 515219397Srrs#define SCTPCTL_RTTVAR_STEADYS_MAX 0xFFFF 516219397Srrs#define SCTPCTL_RTTVAR_STEADYS_DEFAULT 20 /* 0 means disable feature */ 517219397Srrs 518219397Srrs#define SCTPCTL_RTTVAR_DCCCECN_DESC "Enable for RTCC CC datacenter ECN" 519219397Srrs#define SCTPCTL_RTTVAR_DCCCECN_MIN 0 520219397Srrs#define SCTPCTL_RTTVAR_DCCCECN_MAX 1 521219397Srrs#define SCTPCTL_RTTVAR_DCCCECN_DEFAULT 1 /* 0 means disable feature */ 522219397Srrs 523229805Stuexen#define SCTPCTL_BLACKHOLE_DESC "Enable SCTP blackholing" 524229805Stuexen#define SCTPCTL_BLACKHOLE_MIN 0 525229805Stuexen#define SCTPCTL_BLACKHOLE_MAX 2 526229805Stuexen#define SCTPCTL_BLACKHOLE_DEFAULT SCTPCTL_BLACKHOLE_MIN 527229805Stuexen 528172091Srrs#if defined(SCTP_DEBUG) 529167598Srrs/* debug: Configure debug output */ 530167598Srrs#define SCTPCTL_DEBUG_DESC "Configure debug output" 531167598Srrs#define SCTPCTL_DEBUG_MIN 0 532167598Srrs#define SCTPCTL_DEBUG_MAX 0xFFFFFFFF 533167598Srrs#define SCTPCTL_DEBUG_DEFAULT 0 534167598Srrs#endif 535167598Srrs 536167598Srrs 537179783Srrs#if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 538179783Srrs#define SCTPCTL_OUTPUT_UNLOCKED_DESC "Unlock socket when sending packets down to IP." 539179783Srrs#define SCTPCTL_OUTPUT_UNLOCKED_MIN 0 540179783Srrs#define SCTPCTL_OUTPUT_UNLOCKED_MAX 1 541179783Srrs#define SCTPCTL_OUTPUT_UNLOCKED_DEFAULT SCTPCTL_OUTPUT_UNLOCKED_MIN 542172157Srrs#endif 543179157Srrs 544167598Srrs 545180387Srrs#if defined(_KERNEL) || defined(__Userspace__) 546172091Srrs#if defined(SYSCTL_DECL) 547167598SrrsSYSCTL_DECL(_net_inet_sctp); 548167598Srrs#endif 549167598Srrs 550179783Srrsvoid sctp_init_sysctls(void); 551179783Srrs 552167598Srrs#endif /* _KERNEL */ 553167598Srrs#endif /* __sctp_sysctl_h__ */ 554