sctp_sysctl.h revision 217894
1/*- 2 * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * a) Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. 9 * 10 * b) Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the distribution. 13 * 14 * c) Neither the name of Cisco Systems, Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include <sys/cdefs.h> 32__FBSDID("$FreeBSD: head/sys/netinet/sctp_sysctl.h 217894 2011-01-26 19:49:03Z tuexen $"); 33 34#ifndef __sctp_sysctl_h__ 35#define __sctp_sysctl_h__ 36 37#include <netinet/sctp_os.h> 38#include <netinet/sctp_constants.h> 39 40struct sctp_sysctl { 41 uint32_t sctp_sendspace; 42 uint32_t sctp_recvspace; 43 uint32_t sctp_auto_asconf; 44 uint32_t sctp_multiple_asconfs; 45 uint32_t sctp_ecn_enable; 46 uint32_t sctp_ecn_nonce; 47 uint32_t sctp_strict_sacks; 48#if !defined(SCTP_WITH_NO_CSUM) 49 uint32_t sctp_no_csum_on_loopback; 50#endif 51 uint32_t sctp_strict_init; 52 uint32_t sctp_peer_chunk_oh; 53 uint32_t sctp_max_burst_default; 54 uint32_t sctp_max_chunks_on_queue; 55 uint32_t sctp_hashtblsize; 56 uint32_t sctp_pcbtblsize; 57 uint32_t sctp_min_split_point; 58 uint32_t sctp_chunkscale; 59 uint32_t sctp_delayed_sack_time_default; 60 uint32_t sctp_sack_freq_default; 61 uint32_t sctp_system_free_resc_limit; 62 uint32_t sctp_asoc_free_resc_limit; 63 uint32_t sctp_heartbeat_interval_default; 64 uint32_t sctp_pmtu_raise_time_default; 65 uint32_t sctp_shutdown_guard_time_default; 66 uint32_t sctp_secret_lifetime_default; 67 uint32_t sctp_rto_max_default; 68 uint32_t sctp_rto_min_default; 69 uint32_t sctp_rto_initial_default; 70 uint32_t sctp_init_rto_max_default; 71 uint32_t sctp_valid_cookie_life_default; 72 uint32_t sctp_init_rtx_max_default; 73 uint32_t sctp_assoc_rtx_max_default; 74 uint32_t sctp_path_rtx_max_default; 75 uint32_t sctp_add_more_threshold; 76 uint32_t sctp_nr_outgoing_streams_default; 77 uint32_t sctp_cmt_on_off; 78 uint32_t sctp_cmt_use_dac; 79 /* EY 5/5/08 - nr_sack flag variable */ 80 uint32_t sctp_nr_sack_on_off; 81 uint32_t sctp_cmt_pf; 82 uint32_t sctp_use_cwnd_based_maxburst; 83 uint32_t sctp_early_fr; 84 uint32_t sctp_early_fr_msec; 85 uint32_t sctp_asconf_auth_nochk; 86 uint32_t sctp_auth_disable; 87 uint32_t sctp_nat_friendly; 88 uint32_t sctp_L2_abc_variable; 89 uint32_t sctp_mbuf_threshold_count; 90 uint32_t sctp_do_drain; 91 uint32_t sctp_hb_maxburst; 92 uint32_t sctp_abort_if_one_2_one_hits_limit; 93 uint32_t sctp_strict_data_order; 94 uint32_t sctp_min_residual; 95 uint32_t sctp_max_retran_chunk; 96 uint32_t sctp_logging_level; 97 /* JRS - Variable for default congestion control module */ 98 uint32_t sctp_default_cc_module; 99 /* RS - Variable for default stream scheduling module */ 100 uint32_t sctp_default_ss_module; 101 uint32_t sctp_default_frag_interleave; 102 uint32_t sctp_mobility_base; 103 uint32_t sctp_mobility_fasthandoff; 104 uint32_t sctp_inits_include_nat_friendly; 105#if defined(SCTP_LOCAL_TRACE_BUF) 106 struct sctp_log sctp_log; 107#endif 108 uint32_t sctp_udp_tunneling_for_client_enable; 109 uint32_t sctp_udp_tunneling_port; 110 uint32_t sctp_enable_sack_immediately; 111 uint32_t sctp_vtag_time_wait; 112 uint32_t sctp_buffer_splitting; 113 uint32_t sctp_initial_cwnd; 114#if defined(SCTP_DEBUG) 115 uint32_t sctp_debug_on; 116#endif 117#if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 118 uint32_t sctp_output_unlocked; 119#endif 120}; 121 122/* 123 * limits for the sysctl variables 124 */ 125/* maxdgram: Maximum outgoing SCTP buffer size */ 126#define SCTPCTL_MAXDGRAM_DESC "Maximum outgoing SCTP buffer size" 127#define SCTPCTL_MAXDGRAM_MIN 0 128#define SCTPCTL_MAXDGRAM_MAX 0xFFFFFFFF 129#define SCTPCTL_MAXDGRAM_DEFAULT 262144 /* 256k */ 130 131/* recvspace: Maximum incoming SCTP buffer size */ 132#define SCTPCTL_RECVSPACE_DESC "Maximum incoming SCTP buffer size" 133#define SCTPCTL_RECVSPACE_MIN 0 134#define SCTPCTL_RECVSPACE_MAX 0xFFFFFFFF 135#define SCTPCTL_RECVSPACE_DEFAULT 262144 /* 256k */ 136 137/* autoasconf: Enable SCTP Auto-ASCONF */ 138#define SCTPCTL_AUTOASCONF_DESC "Enable SCTP Auto-ASCONF" 139#define SCTPCTL_AUTOASCONF_MIN 0 140#define SCTPCTL_AUTOASCONF_MAX 1 141#define SCTPCTL_AUTOASCONF_DEFAULT SCTP_DEFAULT_AUTO_ASCONF 142 143/* autoasconf: Enable SCTP Auto-ASCONF */ 144#define SCTPCTL_MULTIPLEASCONFS_DESC "Enable SCTP Muliple-ASCONFs" 145#define SCTPCTL_MULTIPLEASCONFS_MIN 0 146#define SCTPCTL_MULTIPLEASCONFS_MAX 1 147#define SCTPCTL_MULTIPLEASCONFS_DEFAULT SCTP_DEFAULT_MULTIPLE_ASCONFS 148 149/* ecn_enable: Enable SCTP ECN */ 150#define SCTPCTL_ECN_ENABLE_DESC "Enable SCTP ECN" 151#define SCTPCTL_ECN_ENABLE_MIN 0 152#define SCTPCTL_ECN_ENABLE_MAX 1 153#define SCTPCTL_ECN_ENABLE_DEFAULT 1 154 155/* ecn_nonce: Enable SCTP ECN Nonce */ 156#define SCTPCTL_ECN_NONCE_DESC "Enable SCTP ECN Nonce" 157#define SCTPCTL_ECN_NONCE_MIN 0 158#define SCTPCTL_ECN_NONCE_MAX 1 159#define SCTPCTL_ECN_NONCE_DEFAULT 0 160 161/* strict_sacks: Enable SCTP Strict SACK checking */ 162#define SCTPCTL_STRICT_SACKS_DESC "Enable SCTP Strict SACK checking" 163#define SCTPCTL_STRICT_SACKS_MIN 0 164#define SCTPCTL_STRICT_SACKS_MAX 1 165#define SCTPCTL_STRICT_SACKS_DEFAULT 1 166 167/* loopback_nocsum: Enable NO Csum on packets sent on loopback */ 168#define SCTPCTL_LOOPBACK_NOCSUM_DESC "Enable NO Csum on packets sent on loopback" 169#define SCTPCTL_LOOPBACK_NOCSUM_MIN 0 170#define SCTPCTL_LOOPBACK_NOCSUM_MAX 1 171#define SCTPCTL_LOOPBACK_NOCSUM_DEFAULT 1 172 173/* strict_init: Enable strict INIT/INIT-ACK singleton enforcement */ 174#define SCTPCTL_STRICT_INIT_DESC "Enable strict INIT/INIT-ACK singleton enforcement" 175#define SCTPCTL_STRICT_INIT_MIN 0 176#define SCTPCTL_STRICT_INIT_MAX 1 177#define SCTPCTL_STRICT_INIT_DEFAULT 1 178 179/* peer_chkoh: Amount to debit peers rwnd per chunk sent */ 180#define SCTPCTL_PEER_CHKOH_DESC "Amount to debit peers rwnd per chunk sent" 181#define SCTPCTL_PEER_CHKOH_MIN 0 182#define SCTPCTL_PEER_CHKOH_MAX 0xFFFFFFFF 183#define SCTPCTL_PEER_CHKOH_DEFAULT 256 184 185/* maxburst: Default max burst for sctp endpoints */ 186#define SCTPCTL_MAXBURST_DESC "Default max burst for sctp endpoints" 187#define SCTPCTL_MAXBURST_MIN 0 188#define SCTPCTL_MAXBURST_MAX 0xFFFFFFFF 189#define SCTPCTL_MAXBURST_DEFAULT SCTP_DEF_MAX_BURST 190 191/* maxchunks: Default max chunks on queue per asoc */ 192#define SCTPCTL_MAXCHUNKS_DESC "Default max chunks on queue per asoc" 193#define SCTPCTL_MAXCHUNKS_MIN 0 194#define SCTPCTL_MAXCHUNKS_MAX 0xFFFFFFFF 195#define SCTPCTL_MAXCHUNKS_DEFAULT SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 196 197/* tcbhashsize: Tuneable for Hash table sizes */ 198#define SCTPCTL_TCBHASHSIZE_DESC "Tunable for TCB hash table sizes" 199#define SCTPCTL_TCBHASHSIZE_MIN 1 200#define SCTPCTL_TCBHASHSIZE_MAX 0xFFFFFFFF 201#define SCTPCTL_TCBHASHSIZE_DEFAULT SCTP_TCBHASHSIZE 202 203/* pcbhashsize: Tuneable for PCB Hash table sizes */ 204#define SCTPCTL_PCBHASHSIZE_DESC "Tunable for PCB hash table sizes" 205#define SCTPCTL_PCBHASHSIZE_MIN 1 206#define SCTPCTL_PCBHASHSIZE_MAX 0xFFFFFFFF 207#define SCTPCTL_PCBHASHSIZE_DEFAULT SCTP_PCBHASHSIZE 208 209/* min_split_point: Minimum size when splitting a chunk */ 210#define SCTPCTL_MIN_SPLIT_POINT_DESC "Minimum size when splitting a chunk" 211#define SCTPCTL_MIN_SPLIT_POINT_MIN 0 212#define SCTPCTL_MIN_SPLIT_POINT_MAX 0xFFFFFFFF 213#define SCTPCTL_MIN_SPLIT_POINT_DEFAULT SCTP_DEFAULT_SPLIT_POINT_MIN 214 215/* chunkscale: Tuneable for Scaling of number of chunks and messages */ 216#define SCTPCTL_CHUNKSCALE_DESC "Tuneable for Scaling of number of chunks and messages" 217#define SCTPCTL_CHUNKSCALE_MIN 1 218#define SCTPCTL_CHUNKSCALE_MAX 0xFFFFFFFF 219#define SCTPCTL_CHUNKSCALE_DEFAULT SCTP_CHUNKQUEUE_SCALE 220 221/* delayed_sack_time: Default delayed SACK timer in msec */ 222#define SCTPCTL_DELAYED_SACK_TIME_DESC "Default delayed SACK timer in msec" 223#define SCTPCTL_DELAYED_SACK_TIME_MIN 0 224#define SCTPCTL_DELAYED_SACK_TIME_MAX 0xFFFFFFFF 225#define SCTPCTL_DELAYED_SACK_TIME_DEFAULT SCTP_RECV_MSEC 226 227/* sack_freq: Default SACK frequency */ 228#define SCTPCTL_SACK_FREQ_DESC "Default SACK frequency" 229#define SCTPCTL_SACK_FREQ_MIN 0 230#define SCTPCTL_SACK_FREQ_MAX 0xFFFFFFFF 231#define SCTPCTL_SACK_FREQ_DEFAULT SCTP_DEFAULT_SACK_FREQ 232 233/* sys_resource: Max number of cached resources in the system */ 234#define SCTPCTL_SYS_RESOURCE_DESC "Max number of cached resources in the system" 235#define SCTPCTL_SYS_RESOURCE_MIN 0 236#define SCTPCTL_SYS_RESOURCE_MAX 0xFFFFFFFF 237#define SCTPCTL_SYS_RESOURCE_DEFAULT SCTP_DEF_SYSTEM_RESC_LIMIT 238 239/* asoc_resource: Max number of cached resources in an asoc */ 240#define SCTPCTL_ASOC_RESOURCE_DESC "Max number of cached resources in an asoc" 241#define SCTPCTL_ASOC_RESOURCE_MIN 0 242#define SCTPCTL_ASOC_RESOURCE_MAX 0xFFFFFFFF 243#define SCTPCTL_ASOC_RESOURCE_DEFAULT SCTP_DEF_ASOC_RESC_LIMIT 244 245/* heartbeat_interval: Default heartbeat interval in msec */ 246#define SCTPCTL_HEARTBEAT_INTERVAL_DESC "Default heartbeat interval in msec" 247#define SCTPCTL_HEARTBEAT_INTERVAL_MIN 0 248#define SCTPCTL_HEARTBEAT_INTERVAL_MAX 0xFFFFFFFF 249#define SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT SCTP_HB_DEFAULT_MSEC 250 251/* pmtu_raise_time: Default PMTU raise timer in sec */ 252#define SCTPCTL_PMTU_RAISE_TIME_DESC "Default PMTU raise timer in sec" 253#define SCTPCTL_PMTU_RAISE_TIME_MIN 0 254#define SCTPCTL_PMTU_RAISE_TIME_MAX 0xFFFFFFFF 255#define SCTPCTL_PMTU_RAISE_TIME_DEFAULT SCTP_DEF_PMTU_RAISE_SEC 256 257/* shutdown_guard_time: Default shutdown guard timer in sec */ 258#define SCTPCTL_SHUTDOWN_GUARD_TIME_DESC "Default shutdown guard timer in sec" 259#define SCTPCTL_SHUTDOWN_GUARD_TIME_MIN 0 260#define SCTPCTL_SHUTDOWN_GUARD_TIME_MAX 0xFFFFFFFF 261#define SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT SCTP_DEF_MAX_SHUTDOWN_SEC 262 263/* secret_lifetime: Default secret lifetime in sec */ 264#define SCTPCTL_SECRET_LIFETIME_DESC "Default secret lifetime in sec" 265#define SCTPCTL_SECRET_LIFETIME_MIN 0 266#define SCTPCTL_SECRET_LIFETIME_MAX 0xFFFFFFFF 267#define SCTPCTL_SECRET_LIFETIME_DEFAULT SCTP_DEFAULT_SECRET_LIFE_SEC 268 269/* rto_max: Default maximum retransmission timeout in msec */ 270#define SCTPCTL_RTO_MAX_DESC "Default maximum retransmission timeout in msec" 271#define SCTPCTL_RTO_MAX_MIN 0 272#define SCTPCTL_RTO_MAX_MAX 0xFFFFFFFF 273#define SCTPCTL_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 274 275/* rto_min: Default minimum retransmission timeout in msec */ 276#define SCTPCTL_RTO_MIN_DESC "Default minimum retransmission timeout in msec" 277#define SCTPCTL_RTO_MIN_MIN 0 278#define SCTPCTL_RTO_MIN_MAX 0xFFFFFFFF 279#define SCTPCTL_RTO_MIN_DEFAULT SCTP_RTO_LOWER_BOUND 280 281/* rto_initial: Default initial retransmission timeout in msec */ 282#define SCTPCTL_RTO_INITIAL_DESC "Default initial retransmission timeout in msec" 283#define SCTPCTL_RTO_INITIAL_MIN 0 284#define SCTPCTL_RTO_INITIAL_MAX 0xFFFFFFFF 285#define SCTPCTL_RTO_INITIAL_DEFAULT SCTP_RTO_INITIAL 286 287/* init_rto_max: Default maximum retransmission timeout during association setup in msec */ 288#define SCTPCTL_INIT_RTO_MAX_DESC "Default maximum retransmission timeout during association setup in msec" 289#define SCTPCTL_INIT_RTO_MAX_MIN 0 290#define SCTPCTL_INIT_RTO_MAX_MAX 0xFFFFFFFF 291#define SCTPCTL_INIT_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 292 293/* valid_cookie_life: Default cookie lifetime in sec */ 294#define SCTPCTL_VALID_COOKIE_LIFE_DESC "Default cookie lifetime in sec" 295#define SCTPCTL_VALID_COOKIE_LIFE_MIN 0 296#define SCTPCTL_VALID_COOKIE_LIFE_MAX 0xFFFFFFFF 297#define SCTPCTL_VALID_COOKIE_LIFE_DEFAULT SCTP_DEFAULT_COOKIE_LIFE 298 299/* init_rtx_max: Default maximum number of retransmission for INIT chunks */ 300#define SCTPCTL_INIT_RTX_MAX_DESC "Default maximum number of retransmission for INIT chunks" 301#define SCTPCTL_INIT_RTX_MAX_MIN 0 302#define SCTPCTL_INIT_RTX_MAX_MAX 0xFFFFFFFF 303#define SCTPCTL_INIT_RTX_MAX_DEFAULT SCTP_DEF_MAX_INIT 304 305/* assoc_rtx_max: Default maximum number of retransmissions per association */ 306#define SCTPCTL_ASSOC_RTX_MAX_DESC "Default maximum number of retransmissions per association" 307#define SCTPCTL_ASSOC_RTX_MAX_MIN 0 308#define SCTPCTL_ASSOC_RTX_MAX_MAX 0xFFFFFFFF 309#define SCTPCTL_ASSOC_RTX_MAX_DEFAULT SCTP_DEF_MAX_SEND 310 311/* path_rtx_max: Default maximum of retransmissions per path */ 312#define SCTPCTL_PATH_RTX_MAX_DESC "Default maximum of retransmissions per path" 313#define SCTPCTL_PATH_RTX_MAX_MIN 0 314#define SCTPCTL_PATH_RTX_MAX_MAX 0xFFFFFFFF 315#define SCTPCTL_PATH_RTX_MAX_DEFAULT SCTP_DEF_MAX_PATH_RTX 316 317/* add_more_on_output: When space wise is it worthwhile to try to add more to a socket send buffer */ 318#define SCTPCTL_ADD_MORE_ON_OUTPUT_DESC "When space wise is it worthwhile to try to add more to a socket send buffer" 319#define SCTPCTL_ADD_MORE_ON_OUTPUT_MIN 0 320#define SCTPCTL_ADD_MORE_ON_OUTPUT_MAX 0xFFFFFFFF 321#define SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT SCTP_DEFAULT_ADD_MORE 322 323/* outgoing_streams: Default number of outgoing streams */ 324#define SCTPCTL_OUTGOING_STREAMS_DESC "Default number of outgoing streams" 325#define SCTPCTL_OUTGOING_STREAMS_MIN 1 326#define SCTPCTL_OUTGOING_STREAMS_MAX 65535 327#define SCTPCTL_OUTGOING_STREAMS_DEFAULT SCTP_OSTREAM_INITIAL 328 329/* cmt_on_off: CMT on/off flag */ 330#define SCTPCTL_CMT_ON_OFF_DESC "CMT settings" 331#define SCTPCTL_CMT_ON_OFF_MIN 0 332#define SCTPCTL_CMT_ON_OFF_MAX 2 333#define SCTPCTL_CMT_ON_OFF_DEFAULT 0 334 335/* EY - nr_sack_on_off: NR_SACK on/off flag */ 336#define SCTPCTL_NR_SACK_ON_OFF_DESC "NR_SACK on/off flag" 337#define SCTPCTL_NR_SACK_ON_OFF_MIN 0 338#define SCTPCTL_NR_SACK_ON_OFF_MAX 1 339#define SCTPCTL_NR_SACK_ON_OFF_DEFAULT 0 340 341/* cmt_use_dac: CMT DAC on/off flag */ 342#define SCTPCTL_CMT_USE_DAC_DESC "CMT DAC on/off flag" 343#define SCTPCTL_CMT_USE_DAC_MIN 0 344#define SCTPCTL_CMT_USE_DAC_MAX 1 345#define SCTPCTL_CMT_USE_DAC_DEFAULT 0 346 347/* JRS 5/2107 - CMT PF type flag */ 348#define SCTPCTL_CMT_PF_DESC "CMT PF type flag" 349#define SCTPCTL_CMT_PF_MIN 0 350#define SCTPCTL_CMT_PF_MAX 2 351#define SCTPCTL_CMT_PF_DEFAULT 0 352 353/* cwnd_maxburst: Use a CWND adjusting maxburst */ 354#define SCTPCTL_CWND_MAXBURST_DESC "Use a CWND adjusting maxburst" 355#define SCTPCTL_CWND_MAXBURST_MIN 0 356#define SCTPCTL_CWND_MAXBURST_MAX 1 357#define SCTPCTL_CWND_MAXBURST_DEFAULT 1 358 359/* early_fast_retran: Early Fast Retransmit with timer */ 360#define SCTPCTL_EARLY_FAST_RETRAN_DESC "Early Fast Retransmit with timer" 361#define SCTPCTL_EARLY_FAST_RETRAN_MIN 0 362#define SCTPCTL_EARLY_FAST_RETRAN_MAX 0xFFFFFFFF 363#define SCTPCTL_EARLY_FAST_RETRAN_DEFAULT 0 364 365/* early_fast_retran_msec: Early Fast Retransmit minimum timer value */ 366#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC "Early Fast Retransmit minimum timer value" 367#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN 0 368#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX 0xFFFFFFFF 369#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DEFAULT SCTP_MINFR_MSEC_TIMER 370 371/* asconf_auth_nochk: Disable SCTP ASCONF AUTH requirement */ 372#define SCTPCTL_ASCONF_AUTH_NOCHK_DESC "Disable SCTP ASCONF AUTH requirement" 373#define SCTPCTL_ASCONF_AUTH_NOCHK_MIN 0 374#define SCTPCTL_ASCONF_AUTH_NOCHK_MAX 1 375#define SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT 0 376 377/* auth_disable: Disable SCTP AUTH function */ 378#define SCTPCTL_AUTH_DISABLE_DESC "Disable SCTP AUTH function" 379#define SCTPCTL_AUTH_DISABLE_MIN 0 380#define SCTPCTL_AUTH_DISABLE_MAX 1 381#define SCTPCTL_AUTH_DISABLE_DEFAULT 0 382 383/* nat_friendly: SCTP NAT friendly operation */ 384#define SCTPCTL_NAT_FRIENDLY_DESC "SCTP NAT friendly operation" 385#define SCTPCTL_NAT_FRIENDLY_MIN 0 386#define SCTPCTL_NAT_FRIENDLY_MAX 1 387#define SCTPCTL_NAT_FRIENDLY_DEFAULT 1 388 389/* abc_l_var: SCTP ABC max increase per SACK (L) */ 390#define SCTPCTL_ABC_L_VAR_DESC "SCTP ABC max increase per SACK (L)" 391#define SCTPCTL_ABC_L_VAR_MIN 0 392#define SCTPCTL_ABC_L_VAR_MAX 0xFFFFFFFF 393#define SCTPCTL_ABC_L_VAR_DEFAULT 1 394 395/* max_chained_mbufs: Default max number of small mbufs on a chain */ 396#define SCTPCTL_MAX_CHAINED_MBUFS_DESC "Default max number of small mbufs on a chain" 397#define SCTPCTL_MAX_CHAINED_MBUFS_MIN 0 398#define SCTPCTL_MAX_CHAINED_MBUFS_MAX 0xFFFFFFFF 399#define SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT SCTP_DEFAULT_MBUFS_IN_CHAIN 400 401/* do_sctp_drain: Should SCTP respond to the drain calls */ 402#define SCTPCTL_DO_SCTP_DRAIN_DESC "Should SCTP respond to the drain calls" 403#define SCTPCTL_DO_SCTP_DRAIN_MIN 0 404#define SCTPCTL_DO_SCTP_DRAIN_MAX 1 405#define SCTPCTL_DO_SCTP_DRAIN_DEFAULT 1 406 407/* hb_max_burst: Confirmation Heartbeat max burst? */ 408#define SCTPCTL_HB_MAX_BURST_DESC "Confirmation Heartbeat max burst" 409#define SCTPCTL_HB_MAX_BURST_MIN 1 410#define SCTPCTL_HB_MAX_BURST_MAX 0xFFFFFFFF 411#define SCTPCTL_HB_MAX_BURST_DEFAULT SCTP_DEF_MAX_BURST 412 413/* abort_at_limit: When one-2-one hits qlimit abort */ 414#define SCTPCTL_ABORT_AT_LIMIT_DESC "When one-2-one hits qlimit abort" 415#define SCTPCTL_ABORT_AT_LIMIT_MIN 0 416#define SCTPCTL_ABORT_AT_LIMIT_MAX 1 417#define SCTPCTL_ABORT_AT_LIMIT_DEFAULT 0 418 419/* strict_data_order: Enforce strict data ordering, abort if control inside data */ 420#define SCTPCTL_STRICT_DATA_ORDER_DESC "Enforce strict data ordering, abort if control inside data" 421#define SCTPCTL_STRICT_DATA_ORDER_MIN 0 422#define SCTPCTL_STRICT_DATA_ORDER_MAX 1 423#define SCTPCTL_STRICT_DATA_ORDER_DEFAULT 0 424 425/* min_residual: min residual in a data fragment leftover */ 426#define SCTPCTL_MIN_RESIDUAL_DESC "Minimum residual data chunk in second part of split" 427#define SCTPCTL_MIN_RESIDUAL_MIN 20 428#define SCTPCTL_MIN_RESIDUAL_MAX 65535 429#define SCTPCTL_MIN_RESIDUAL_DEFAULT 1452 430 431/* max_retran_chunk: max chunk retransmissions */ 432#define SCTPCTL_MAX_RETRAN_CHUNK_DESC "Maximum times an unlucky chunk can be retran'd before assoc abort" 433#define SCTPCTL_MAX_RETRAN_CHUNK_MIN 0 434#define SCTPCTL_MAX_RETRAN_CHUNK_MAX 65535 435#define SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT 30 436 437/* sctp_logging: This gives us logging when the options are enabled */ 438#define SCTPCTL_LOGGING_LEVEL_DESC "Ltrace/KTR trace logging level" 439#define SCTPCTL_LOGGING_LEVEL_MIN 0 440#define SCTPCTL_LOGGING_LEVEL_MAX 0xffffffff 441#define SCTPCTL_LOGGING_LEVEL_DEFAULT 0 442 443/* JRS - default congestion control module sysctl */ 444#define SCTPCTL_DEFAULT_CC_MODULE_DESC "Default congestion control module" 445#define SCTPCTL_DEFAULT_CC_MODULE_MIN 0 446#define SCTPCTL_DEFAULT_CC_MODULE_MAX 2 447#define SCTPCTL_DEFAULT_CC_MODULE_DEFAULT 0 448 449/* RS - default stream scheduling module sysctl */ 450#define SCTPCTL_DEFAULT_SS_MODULE_DESC "Default stream scheduling module" 451#define SCTPCTL_DEFAULT_SS_MODULE_MIN 0 452#define SCTPCTL_DEFAULT_SS_MODULE_MAX 5 453#define SCTPCTL_DEFAULT_SS_MODULE_DEFAULT 0 454 455/* RRS - default fragment interleave */ 456#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC "Default fragment interleave level" 457#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN 0 458#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX 2 459#define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT 1 460 461/* mobility_base: Enable SCTP mobility support */ 462#define SCTPCTL_MOBILITY_BASE_DESC "Enable SCTP base mobility" 463#define SCTPCTL_MOBILITY_BASE_MIN 0 464#define SCTPCTL_MOBILITY_BASE_MAX 1 465#define SCTPCTL_MOBILITY_BASE_DEFAULT SCTP_DEFAULT_MOBILITY_BASE 466 467/* mobility_fasthandoff: Enable SCTP fast handoff support */ 468#define SCTPCTL_MOBILITY_FASTHANDOFF_DESC "Enable SCTP fast handoff" 469#define SCTPCTL_MOBILITY_FASTHANDOFF_MIN 0 470#define SCTPCTL_MOBILITY_FASTHANDOFF_MAX 1 471#define SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT SCTP_DEFAULT_MOBILITY_FASTHANDOFF 472 473/* Enable SCTP/UDP tunneling for clients*/ 474#define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DESC "Enable SCTP/UDP tunneling for client" 475#define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN 0 476#define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MAX 1 477#define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DEFAULT SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN 478 479/* Enable SCTP/UDP tunneling port */ 480#define SCTPCTL_UDP_TUNNELING_PORT_DESC "Set the SCTP/UDP tunneling port" 481#define SCTPCTL_UDP_TUNNELING_PORT_MIN 0 482#define SCTPCTL_UDP_TUNNELING_PORT_MAX 65535 483#define SCTPCTL_UDP_TUNNELING_PORT_DEFAULT SCTP_OVER_UDP_TUNNELING_PORT 484 485/* Enable sending of the SACK-IMMEDIATELY bit */ 486#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC "Enable sending of the SACK-IMMEDIATELY-bit." 487#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN 0 488#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX 1 489#define SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN 490 491/* Enable sending of the NAT-FRIENDLY message */ 492#define SCTPCTL_NAT_FRIENDLY_INITS_DESC "Enable sending of the nat-friendly SCTP option on INITs." 493#define SCTPCTL_NAT_FRIENDLY_INITS_MIN 0 494#define SCTPCTL_NAT_FRIENDLY_INITS_MAX 1 495#define SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT SCTPCTL_NAT_FRIENDLY_INITS_MIN 496 497/* Vtag time wait in seconds */ 498#define SCTPCTL_TIME_WAIT_DESC "Vtag time wait time in seconds, 0 disables it." 499#define SCTPCTL_TIME_WAIT_MIN 0 500#define SCTPCTL_TIME_WAIT_MAX 0xffffffff 501#define SCTPCTL_TIME_WAIT_DEFAULT SCTP_TIME_WAIT 502 503/* Enable Send/Receive buffer splitting */ 504#define SCTPCTL_BUFFER_SPLITTING_DESC "Enable send/receive buffer splitting." 505#define SCTPCTL_BUFFER_SPLITTING_MIN 0 506#define SCTPCTL_BUFFER_SPLITTING_MAX 0x3 507#define SCTPCTL_BUFFER_SPLITTING_DEFAULT SCTPCTL_BUFFER_SPLITTING_MIN 508 509/* Initial congestion window in MTU */ 510#define SCTPCTL_INITIAL_CWND_DESC "Initial congestion window in MTUs" 511#define SCTPCTL_INITIAL_CWND_MIN 0 512#define SCTPCTL_INITIAL_CWND_MAX 0xffffffff 513#define SCTPCTL_INITIAL_CWND_DEFAULT 3 514 515#if defined(SCTP_DEBUG) 516/* debug: Configure debug output */ 517#define SCTPCTL_DEBUG_DESC "Configure debug output" 518#define SCTPCTL_DEBUG_MIN 0 519#define SCTPCTL_DEBUG_MAX 0xFFFFFFFF 520#define SCTPCTL_DEBUG_DEFAULT 0 521#endif 522 523 524#if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING) 525#define SCTPCTL_OUTPUT_UNLOCKED_DESC "Unlock socket when sending packets down to IP." 526#define SCTPCTL_OUTPUT_UNLOCKED_MIN 0 527#define SCTPCTL_OUTPUT_UNLOCKED_MAX 1 528#define SCTPCTL_OUTPUT_UNLOCKED_DEFAULT SCTPCTL_OUTPUT_UNLOCKED_MIN 529#endif 530 531 532#if defined(_KERNEL) || defined(__Userspace__) 533#if defined(SYSCTL_DECL) 534SYSCTL_DECL(_net_inet_sctp); 535#endif 536 537void sctp_init_sysctls(void); 538 539#endif /* _KERNEL */ 540#endif /* __sctp_sysctl_h__ */ 541