Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/netinet/sctp_sysctl.h
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1 /*- 2 * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * a) Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. 9 * 10 * b) Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the distribution. 13 * 14 * c) Neither the name of Cisco Systems, Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <sys/cdefs.h> 32 __FBSDID("$FreeBSD$"); 33 34 #ifndef __sctp_sysctl_h__ 35 #define __sctp_sysctl_h__ 36 37 #include <netinet/sctp_os.h> 38 #include <netinet/sctp_constants.h> 39 40 /* 41 * limits for the sysctl variables 42 */ 43 /* maxdgram: Maximum outgoing SCTP buffer size */ 44 #define SCTPCTL_MAXDGRAM_DESC "Maximum outgoing SCTP buffer size" 45 #define SCTPCTL_MAXDGRAM_MIN 0 46 #define SCTPCTL_MAXDGRAM_MAX 0xFFFFFFFF 47 #define SCTPCTL_MAXDGRAM_DEFAULT 262144 /* 256k */ 48 49 /* recvspace: Maximum incoming SCTP buffer size */ 50 #define SCTPCTL_RECVSPACE_DESC "Maximum incoming SCTP buffer size" 51 #define SCTPCTL_RECVSPACE_MIN 0 52 #define SCTPCTL_RECVSPACE_MAX 0xFFFFFFFF 53 #define SCTPCTL_RECVSPACE_DEFAULT 262144 /* 256k */ 54 55 /* autoasconf: Enable SCTP Auto-ASCONF */ 56 #define SCTPCTL_AUTOASCONF_DESC "Enable SCTP Auto-ASCONF" 57 #define SCTPCTL_AUTOASCONF_MIN 0 58 #define SCTPCTL_AUTOASCONF_MAX 1 59 #define SCTPCTL_AUTOASCONF_DEFAULT SCTP_DEFAULT_AUTO_ASCONF 60 61 /* ecn_enable: Enable SCTP ECN */ 62 #define SCTPCTL_ECN_ENABLE_DESC "Enable SCTP ECN" 63 #define SCTPCTL_ECN_ENABLE_MIN 0 64 #define SCTPCTL_ECN_ENABLE_MAX 1 65 #define SCTPCTL_ECN_ENABLE_DEFAULT 1 66 67 /* ecn_nonce: Enable SCTP ECN Nonce */ 68 #define SCTPCTL_ECN_NONCE_DESC "Enable SCTP ECN Nonce" 69 #define SCTPCTL_ECN_NONCE_MIN 0 70 #define SCTPCTL_ECN_NONCE_MAX 1 71 #define SCTPCTL_ECN_NONCE_DEFAULT 0 72 73 /* strict_sacks: Enable SCTP Strict SACK checking */ 74 #define SCTPCTL_STRICT_SACKS_DESC "Enable SCTP Strict SACK checking" 75 #define SCTPCTL_STRICT_SACKS_MIN 0 76 #define SCTPCTL_STRICT_SACKS_MAX 1 77 #define SCTPCTL_STRICT_SACKS_DEFAULT 0 78 79 /* loopback_nocsum: Enable NO Csum on packets sent on loopback */ 80 #define SCTPCTL_LOOPBACK_NOCSUM_DESC "Enable NO Csum on packets sent on loopback" 81 #define SCTPCTL_LOOPBACK_NOCSUM_MIN 0 82 #define SCTPCTL_LOOPBACK_NOCSUM_MAX 1 83 #define SCTPCTL_LOOPBACK_NOCSUM_DEFAULT 1 84 85 /* strict_init: Enable strict INIT/INIT-ACK singleton enforcement */ 86 #define SCTPCTL_STRICT_INIT_DESC "Enable strict INIT/INIT-ACK singleton enforcement" 87 #define SCTPCTL_STRICT_INIT_MIN 0 88 #define SCTPCTL_STRICT_INIT_MAX 1 89 #define SCTPCTL_STRICT_INIT_DEFAULT 1 90 91 /* peer_chkoh: Amount to debit peers rwnd per chunk sent */ 92 #define SCTPCTL_PEER_CHKOH_DESC "Amount to debit peers rwnd per chunk sent" 93 #define SCTPCTL_PEER_CHKOH_MIN 0 94 #define SCTPCTL_PEER_CHKOH_MAX 0xFFFFFFFF 95 #define SCTPCTL_PEER_CHKOH_DEFAULT 256 96 97 /* maxburst: Default max burst for sctp endpoints */ 98 #define SCTPCTL_MAXBURST_DESC "Default max burst for sctp endpoints" 99 #define SCTPCTL_MAXBURST_MIN 1 100 #define SCTPCTL_MAXBURST_MAX 0xFFFFFFFF 101 #define SCTPCTL_MAXBURST_DEFAULT SCTP_DEF_MAX_BURST 102 103 /* maxchunks: Default max chunks on queue per asoc */ 104 #define SCTPCTL_MAXCHUNKS_DESC "Default max chunks on queue per asoc" 105 #define SCTPCTL_MAXCHUNKS_MIN 0 106 #define SCTPCTL_MAXCHUNKS_MAX 0xFFFFFFFF 107 #define SCTPCTL_MAXCHUNKS_DEFAULT SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 108 109 /* tcbhashsize: Tuneable for Hash table sizes */ 110 #define SCTPCTL_TCBHASHSIZE_DESC "Tunable for TCB hash table sizes" 111 #define SCTPCTL_TCBHASHSIZE_MIN 1 112 #define SCTPCTL_TCBHASHSIZE_MAX 0xFFFFFFFF 113 #define SCTPCTL_TCBHASHSIZE_DEFAULT SCTP_TCBHASHSIZE 114 115 /* pcbhashsize: Tuneable for PCB Hash table sizes */ 116 #define SCTPCTL_PCBHASHSIZE_DESC "Tunable for PCB hash table sizes" 117 #define SCTPCTL_PCBHASHSIZE_MIN 1 118 #define SCTPCTL_PCBHASHSIZE_MAX 0xFFFFFFFF 119 #define SCTPCTL_PCBHASHSIZE_DEFAULT SCTP_PCBHASHSIZE 120 121 /* min_split_point: Minimum size when splitting a chunk */ 122 #define SCTPCTL_MIN_SPLIT_POINT_DESC "Minimum size when splitting a chunk" 123 #define SCTPCTL_MIN_SPLIT_POINT_MIN 0 124 #define SCTPCTL_MIN_SPLIT_POINT_MAX 0xFFFFFFFF 125 #define SCTPCTL_MIN_SPLIT_POINT_DEFAULT SCTP_DEFAULT_SPLIT_POINT_MIN 126 127 /* chunkscale: Tuneable for Scaling of number of chunks and messages */ 128 #define SCTPCTL_CHUNKSCALE_DESC "Tuneable for Scaling of number of chunks and messages" 129 #define SCTPCTL_CHUNKSCALE_MIN 1 130 #define SCTPCTL_CHUNKSCALE_MAX 0xFFFFFFFF 131 #define SCTPCTL_CHUNKSCALE_DEFAULT SCTP_CHUNKQUEUE_SCALE 132 133 /* delayed_sack_time: Default delayed SACK timer in msec */ 134 #define SCTPCTL_DELAYED_SACK_TIME_DESC "Default delayed SACK timer in msec" 135 #define SCTPCTL_DELAYED_SACK_TIME_MIN 0 136 #define SCTPCTL_DELAYED_SACK_TIME_MAX 0xFFFFFFFF 137 #define SCTPCTL_DELAYED_SACK_TIME_DEFAULT SCTP_RECV_MSEC 138 139 /* sack_freq: Default SACK frequency */ 140 #define SCTPCTL_SACK_FREQ_DESC "Default SACK frequency" 141 #define SCTPCTL_SACK_FREQ_MIN 0 142 #define SCTPCTL_SACK_FREQ_MAX 0xFFFFFFFF 143 #define SCTPCTL_SACK_FREQ_DEFAULT SCTP_DEFAULT_SACK_FREQ 144 145 /* sys_resource: Max number of cached resources in the system */ 146 #define SCTPCTL_SYS_RESOURCE_DESC "Max number of cached resources in the system" 147 #define SCTPCTL_SYS_RESOURCE_MIN 0 148 #define SCTPCTL_SYS_RESOURCE_MAX 0xFFFFFFFF 149 #define SCTPCTL_SYS_RESOURCE_DEFAULT SCTP_DEF_SYSTEM_RESC_LIMIT 150 151 /* asoc_resource: Max number of cached resources in an asoc */ 152 #define SCTPCTL_ASOC_RESOURCE_DESC "Max number of cached resources in an asoc" 153 #define SCTPCTL_ASOC_RESOURCE_MIN 0 154 #define SCTPCTL_ASOC_RESOURCE_MAX 0xFFFFFFFF 155 #define SCTPCTL_ASOC_RESOURCE_DEFAULT SCTP_DEF_ASOC_RESC_LIMIT 156 157 /* heartbeat_interval: Default heartbeat interval in msec */ 158 #define SCTPCTL_HEARTBEAT_INTERVAL_DESC "Default heartbeat interval in msec" 159 #define SCTPCTL_HEARTBEAT_INTERVAL_MIN 0 160 #define SCTPCTL_HEARTBEAT_INTERVAL_MAX 0xFFFFFFFF 161 #define SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT SCTP_HB_DEFAULT_MSEC 162 163 /* pmtu_raise_time: Default PMTU raise timer in sec */ 164 #define SCTPCTL_PMTU_RAISE_TIME_DESC "Default PMTU raise timer in sec" 165 #define SCTPCTL_PMTU_RAISE_TIME_MIN 0 166 #define SCTPCTL_PMTU_RAISE_TIME_MAX 0xFFFFFFFF 167 #define SCTPCTL_PMTU_RAISE_TIME_DEFAULT SCTP_DEF_PMTU_RAISE_SEC 168 169 /* shutdown_guard_time: Default shutdown guard timer in sec */ 170 #define SCTPCTL_SHUTDOWN_GUARD_TIME_DESC "Default shutdown guard timer in sec" 171 #define SCTPCTL_SHUTDOWN_GUARD_TIME_MIN 0 172 #define SCTPCTL_SHUTDOWN_GUARD_TIME_MAX 0xFFFFFFFF 173 #define SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT SCTP_DEF_MAX_SHUTDOWN_SEC 174 175 /* secret_lifetime: Default secret lifetime in sec */ 176 #define SCTPCTL_SECRET_LIFETIME_DESC "Default secret lifetime in sec" 177 #define SCTPCTL_SECRET_LIFETIME_MIN 0 178 #define SCTPCTL_SECRET_LIFETIME_MAX 0xFFFFFFFF 179 #define SCTPCTL_SECRET_LIFETIME_DEFAULT SCTP_DEFAULT_SECRET_LIFE_SEC 180 181 /* rto_max: Default maximum retransmission timeout in msec */ 182 #define SCTPCTL_RTO_MAX_DESC "Default maximum retransmission timeout in msec" 183 #define SCTPCTL_RTO_MAX_MIN 0 184 #define SCTPCTL_RTO_MAX_MAX 0xFFFFFFFF 185 #define SCTPCTL_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 186 187 /* rto_min: Default minimum retransmission timeout in msec */ 188 #define SCTPCTL_RTO_MIN_DESC "Default minimum retransmission timeout in msec" 189 #define SCTPCTL_RTO_MIN_MIN 0 190 #define SCTPCTL_RTO_MIN_MAX 0xFFFFFFFF 191 #define SCTPCTL_RTO_MIN_DEFAULT SCTP_RTO_LOWER_BOUND 192 193 /* rto_initial: Default initial retransmission timeout in msec */ 194 #define SCTPCTL_RTO_INITIAL_DESC "Default initial retransmission timeout in msec" 195 #define SCTPCTL_RTO_INITIAL_MIN 0 196 #define SCTPCTL_RTO_INITIAL_MAX 0xFFFFFFFF 197 #define SCTPCTL_RTO_INITIAL_DEFAULT SCTP_RTO_INITIAL 198 199 /* init_rto_max: Default maximum retransmission timeout during association setup in msec */ 200 #define SCTPCTL_INIT_RTO_MAX_DESC "Default maximum retransmission timeout during association setup in msec" 201 #define SCTPCTL_INIT_RTO_MAX_MIN 0 202 #define SCTPCTL_INIT_RTO_MAX_MAX 0xFFFFFFFF 203 #define SCTPCTL_INIT_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 204 205 /* valid_cookie_life: Default cookie lifetime in sec */ 206 #define SCTPCTL_VALID_COOKIE_LIFE_DESC "Default cookie lifetime in sec" 207 #define SCTPCTL_VALID_COOKIE_LIFE_MIN 0 208 #define SCTPCTL_VALID_COOKIE_LIFE_MAX 0xFFFFFFFF 209 #define SCTPCTL_VALID_COOKIE_LIFE_DEFAULT SCTP_DEFAULT_COOKIE_LIFE 210 211 /* init_rtx_max: Default maximum number of retransmission for INIT chunks */ 212 #define SCTPCTL_INIT_RTX_MAX_DESC "Default maximum number of retransmission for INIT chunks" 213 #define SCTPCTL_INIT_RTX_MAX_MIN 0 214 #define SCTPCTL_INIT_RTX_MAX_MAX 0xFFFFFFFF 215 #define SCTPCTL_INIT_RTX_MAX_DEFAULT SCTP_DEF_MAX_INIT 216 217 /* assoc_rtx_max: Default maximum number of retransmissions per association */ 218 #define SCTPCTL_ASSOC_RTX_MAX_DESC "Default maximum number of retransmissions per association" 219 #define SCTPCTL_ASSOC_RTX_MAX_MIN 0 220 #define SCTPCTL_ASSOC_RTX_MAX_MAX 0xFFFFFFFF 221 #define SCTPCTL_ASSOC_RTX_MAX_DEFAULT SCTP_DEF_MAX_SEND 222 223 /* path_rtx_max: Default maximum of retransmissions per path */ 224 #define SCTPCTL_PATH_RTX_MAX_DESC "Default maximum of retransmissions per path" 225 #define SCTPCTL_PATH_RTX_MAX_MIN 0 226 #define SCTPCTL_PATH_RTX_MAX_MAX 0xFFFFFFFF 227 #define SCTPCTL_PATH_RTX_MAX_DEFAULT SCTP_DEF_MAX_PATH_RTX 228 229 /* add_more_on_output: When space wise is it worthwhile to try to add more to a socket send buffer */ 230 #define SCTPCTL_ADD_MORE_ON_OUTPUT_DESC "When space wise is it worthwhile to try to add more to a socket send buffer" 231 #define SCTPCTL_ADD_MORE_ON_OUTPUT_MIN 0 232 #define SCTPCTL_ADD_MORE_ON_OUTPUT_MAX 0xFFFFFFFF 233 #define SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT SCTP_DEFAULT_ADD_MORE 234 235 /* outgoing_streams: Default number of outgoing streams */ 236 #define SCTPCTL_OUTGOING_STREAMS_DESC "Default number of outgoing streams" 237 #define SCTPCTL_OUTGOING_STREAMS_MIN 1 238 #define SCTPCTL_OUTGOING_STREAMS_MAX 65535 239 #define SCTPCTL_OUTGOING_STREAMS_DEFAULT SCTP_OSTREAM_INITIAL 240 241 /* cmt_on_off: CMT on/off flag */ 242 #define SCTPCTL_CMT_ON_OFF_DESC "CMT on/off flag" 243 #define SCTPCTL_CMT_ON_OFF_MIN 0 244 #define SCTPCTL_CMT_ON_OFF_MAX 1 245 #define SCTPCTL_CMT_ON_OFF_DEFAULT 0 246 247 /* cmt_use_dac: CMT DAC on/off flag */ 248 #define SCTPCTL_CMT_USE_DAC_DESC "CMT DAC on/off flag" 249 #define SCTPCTL_CMT_USE_DAC_MIN 0 250 #define SCTPCTL_CMT_USE_DAC_MAX 1 251 #define SCTPCTL_CMT_USE_DAC_DEFAULT 0 252 253 /* JRS 5/2107 - CMT PF type flag */ 254 #define SCTPCTL_CMT_PF_DESC "CMT PF type flag" 255 #define SCTPCTL_CMT_PF_MIN 0 256 #define SCTPCTL_CMT_PF_MAX 2 257 #define SCTPCTL_CMT_PF_DEFAULT 0 258 259 /* cwnd_maxburst: Use a CWND adjusting maxburst */ 260 #define SCTPCTL_CWND_MAXBURST_DESC "Use a CWND adjusting maxburst" 261 #define SCTPCTL_CWND_MAXBURST_MIN 0 262 #define SCTPCTL_CWND_MAXBURST_MAX 1 263 #define SCTPCTL_CWND_MAXBURST_DEFAULT 1 264 265 /* early_fast_retran: Early Fast Retransmit with timer */ 266 #define SCTPCTL_EARLY_FAST_RETRAN_DESC "Early Fast Retransmit with timer" 267 #define SCTPCTL_EARLY_FAST_RETRAN_MIN 0 268 #define SCTPCTL_EARLY_FAST_RETRAN_MAX 0xFFFFFFFF 269 #define SCTPCTL_EARLY_FAST_RETRAN_DEFAULT 0 270 271 /* early_fast_retran_msec: Early Fast Retransmit minimum timer value */ 272 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC "Early Fast Retransmit minimum timer value" 273 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN 0 274 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX 0xFFFFFFFF 275 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DEFAULT SCTP_MINFR_MSEC_TIMER 276 277 /* asconf_auth_nochk: Disable SCTP ASCONF AUTH requirement */ 278 #define SCTPCTL_ASCONF_AUTH_NOCHK_DESC "Disable SCTP ASCONF AUTH requirement" 279 #define SCTPCTL_ASCONF_AUTH_NOCHK_MIN 0 280 #define SCTPCTL_ASCONF_AUTH_NOCHK_MAX 1 281 #define SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT 0 282 283 /* auth_disable: Disable SCTP AUTH function */ 284 #define SCTPCTL_AUTH_DISABLE_DESC "Disable SCTP AUTH function" 285 #define SCTPCTL_AUTH_DISABLE_MIN 0 286 #define SCTPCTL_AUTH_DISABLE_MAX 1 287 #define SCTPCTL_AUTH_DISABLE_DEFAULT 0 288 289 /* nat_friendly: SCTP NAT friendly operation */ 290 #define SCTPCTL_NAT_FRIENDLY_DESC "SCTP NAT friendly operation" 291 #define SCTPCTL_NAT_FRIENDLY_MIN 0 292 #define SCTPCTL_NAT_FRIENDLY_MAX 1 293 #define SCTPCTL_NAT_FRIENDLY_DEFAULT 1 294 295 /* abc_l_var: SCTP ABC max increase per SACK (L) */ 296 #define SCTPCTL_ABC_L_VAR_DESC "SCTP ABC max increase per SACK (L)" 297 #define SCTPCTL_ABC_L_VAR_MIN 0 298 #define SCTPCTL_ABC_L_VAR_MAX 0xFFFFFFFF 299 #define SCTPCTL_ABC_L_VAR_DEFAULT 1 300 301 /* max_chained_mbufs: Default max number of small mbufs on a chain */ 302 #define SCTPCTL_MAX_CHAINED_MBUFS_DESC "Default max number of small mbufs on a chain" 303 #define SCTPCTL_MAX_CHAINED_MBUFS_MIN 0 304 #define SCTPCTL_MAX_CHAINED_MBUFS_MAX 0xFFFFFFFF 305 #define SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT SCTP_DEFAULT_MBUFS_IN_CHAIN 306 307 /* do_sctp_drain: Should SCTP respond to the drain calls */ 308 #define SCTPCTL_DO_SCTP_DRAIN_DESC "Should SCTP respond to the drain calls" 309 #define SCTPCTL_DO_SCTP_DRAIN_MIN 0 310 #define SCTPCTL_DO_SCTP_DRAIN_MAX 1 311 #define SCTPCTL_DO_SCTP_DRAIN_DEFAULT 1 312 313 /* hb_max_burst: Confirmation Heartbeat max burst? */ 314 #define SCTPCTL_HB_MAX_BURST_DESC "Confirmation Heartbeat max burst" 315 #define SCTPCTL_HB_MAX_BURST_MIN 1 316 #define SCTPCTL_HB_MAX_BURST_MAX 0xFFFFFFFF 317 #define SCTPCTL_HB_MAX_BURST_DEFAULT SCTP_DEF_MAX_BURST 318 319 /* abort_at_limit: When one-2-one hits qlimit abort */ 320 #define SCTPCTL_ABORT_AT_LIMIT_DESC "When one-2-one hits qlimit abort" 321 #define SCTPCTL_ABORT_AT_LIMIT_MIN 0 322 #define SCTPCTL_ABORT_AT_LIMIT_MAX 1 323 #define SCTPCTL_ABORT_AT_LIMIT_DEFAULT 0 324 325 /* strict_data_order: Enforce strict data ordering, abort if control inside data */ 326 #define SCTPCTL_STRICT_DATA_ORDER_DESC "Enforce strict data ordering, abort if control inside data" 327 #define SCTPCTL_STRICT_DATA_ORDER_MIN 0 328 #define SCTPCTL_STRICT_DATA_ORDER_MAX 1 329 #define SCTPCTL_STRICT_DATA_ORDER_DEFAULT 0 330 331 /* min_residual: min residual in a data fragment leftover */ 332 #define SCTPCTL_MIN_RESIDUAL_DESC "Minimum residual data chunk in second part of split" 333 #define SCTPCTL_MIN_RESIDUAL_MIN 20 334 #define SCTPCTL_MIN_RESIDUAL_MAX 65535 335 #define SCTPCTL_MIN_RESIDUAL_DEFAULT 1452 336 337 /* max_retran_chunk: max chunk retransmissions */ 338 #define SCTPCTL_MAX_RETRAN_CHUNK_DESC "Maximum times an unlucky chunk can be retran'd before assoc abort" 339 #define SCTPCTL_MAX_RETRAN_CHUNK_MIN 0 340 #define SCTPCTL_MAX_RETRAN_CHUNK_MAX 65535 341 #define SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT 30 342 343 /* sctp_logging: This gives us logging when the options are enabled */ 344 #define SCTPCTL_LOGGING_LEVEL_DESC "Ltrace/KTR trace logging level" 345 #define SCTPCTL_LOGGING_LEVEL_MIN 0 346 #define SCTPCTL_LOGGING_LEVEL_MAX 0xffffffff 347 #define SCTPCTL_LOGGING_LEVEL_DEFAULT 0 348 349 /* JRS - default congestion control module sysctl */ 350 #define SCTPCTL_DEFAULT_CC_MODULE_DESC "Default congestion control module" 351 #define SCTPCTL_DEFAULT_CC_MODULE_MIN 0 352 #define SCTPCTL_DEFAULT_CC_MODULE_MAX 2 353 #define SCTPCTL_DEFAULT_CC_MODULE_DEFAULT 0 354 355 /* RRS - default fragment interleave */ 356 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC "Default fragment interleave level" 357 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN 0 358 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX 2 359 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT 1 360 361 /* mobility_base: Enable SCTP mobility support */ 362 #define SCTPCTL_MOBILITY_BASE_DESC "Enable SCTP base mobility" 363 #define SCTPCTL_MOBILITY_BASE_MIN 0 364 #define SCTPCTL_MOBILITY_BASE_MAX 1 365 #define SCTPCTL_MOBILITY_BASE_DEFAULT SCTP_DEFAULT_MOBILITY_BASE 366 367 /* mobility_fasthandoff: Enable SCTP fast handoff support */ 368 #define SCTPCTL_MOBILITY_FASTHANDOFF_DESC "Enable SCTP fast handoff" 369 #define SCTPCTL_MOBILITY_FASTHANDOFF_MIN 0 370 #define SCTPCTL_MOBILITY_FASTHANDOFF_MAX 1 371 #define SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT SCTP_DEFAULT_MOBILITY_FASTHANDOFF 372 373 #if defined(SCTP_DEBUG) 374 /* debug: Configure debug output */ 375 #define SCTPCTL_DEBUG_DESC "Configure debug output" 376 #define SCTPCTL_DEBUG_MIN 0 377 #define SCTPCTL_DEBUG_MAX 0xFFFFFFFF 378 #define SCTPCTL_DEBUG_DEFAULT 0 379 #endif 380 381 382 383 #if defined(_KERNEL) 384 385 /* 386 * variable definitions 387 */ 388 extern uint32_t sctp_sendspace; 389 extern uint32_t sctp_recvspace; 390 extern uint32_t sctp_auto_asconf; 391 extern uint32_t sctp_ecn_enable; 392 extern uint32_t sctp_ecn_nonce; 393 extern uint32_t sctp_strict_sacks; 394 extern uint32_t sctp_no_csum_on_loopback; 395 extern uint32_t sctp_strict_init; 396 extern uint32_t sctp_peer_chunk_oh; 397 extern uint32_t sctp_max_burst_default; 398 extern uint32_t sctp_max_chunks_on_queue; 399 extern uint32_t sctp_hashtblsize; 400 extern uint32_t sctp_pcbtblsize; 401 extern uint32_t sctp_min_split_point; 402 extern uint32_t sctp_chunkscale; 403 extern uint32_t sctp_delayed_sack_time_default; 404 extern uint32_t sctp_sack_freq_default; 405 extern uint32_t sctp_system_free_resc_limit; 406 extern uint32_t sctp_asoc_free_resc_limit; 407 extern uint32_t sctp_heartbeat_interval_default; 408 extern uint32_t sctp_pmtu_raise_time_default; 409 extern uint32_t sctp_shutdown_guard_time_default; 410 extern uint32_t sctp_secret_lifetime_default; 411 extern uint32_t sctp_rto_max_default; 412 extern uint32_t sctp_rto_min_default; 413 extern uint32_t sctp_rto_initial_default; 414 extern uint32_t sctp_init_rto_max_default; 415 extern uint32_t sctp_valid_cookie_life_default; 416 extern uint32_t sctp_init_rtx_max_default; 417 extern uint32_t sctp_assoc_rtx_max_default; 418 extern uint32_t sctp_path_rtx_max_default; 419 extern uint32_t sctp_add_more_threshold; 420 extern uint32_t sctp_nr_outgoing_streams_default; 421 extern uint32_t sctp_cmt_on_off; 422 extern uint32_t sctp_cmt_use_dac; 423 424 /* JRS 5/21/07 - CMT PF type flag variables */ 425 extern uint32_t sctp_cmt_pf; 426 extern uint32_t sctp_use_cwnd_based_maxburst; 427 extern uint32_t sctp_early_fr; 428 extern uint32_t sctp_early_fr_msec; 429 extern uint32_t sctp_asconf_auth_nochk; 430 extern uint32_t sctp_auth_disable; 431 extern uint32_t sctp_nat_friendly; 432 extern uint32_t sctp_L2_abc_variable; 433 extern uint32_t sctp_mbuf_threshold_count; 434 extern uint32_t sctp_do_drain; 435 extern uint32_t sctp_hb_maxburst; 436 extern uint32_t sctp_abort_if_one_2_one_hits_limit; 437 extern uint32_t sctp_strict_data_order; 438 extern uint32_t sctp_min_residual; 439 extern uint32_t sctp_max_retran_chunk; 440 extern uint32_t sctp_logging_level; 441 442 /* JRS - Variable for the default congestion control module */ 443 extern uint32_t sctp_default_cc_module; 444 extern uint32_t sctp_default_frag_interleave; 445 extern uint32_t sctp_mobility_base; 446 extern uint32_t sctp_mobility_fasthandoff; 447 448 #if defined(SCTP_LOCAL_TRACE_BUF) 449 extern struct sctp_log sctp_log; 450 451 #endif 452 #if defined(SCTP_DEBUG) 453 extern uint32_t sctp_debug_on; 454 455 #endif 456 457 extern struct sctpstat sctpstat; 458 459 #if defined(SYSCTL_DECL) 460 SYSCTL_DECL(_net_inet_sctp); 461 #endif 462 463 #endif /* _KERNEL */ 464 #endif /* __sctp_sysctl_h__ */
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