2 * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
7 * a) Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
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11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the distribution.
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
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18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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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
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28 * THE POSSIBILITY OF SUCH DAMAGE.
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
34 #ifndef __sctp_sysctl_h__
35 #define __sctp_sysctl_h__
37 #include <netinet/sctp_os.h>
38 #include <netinet/sctp_constants.h>
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;
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;
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 uint32_t sctp_default_frag_interleave;
100 uint32_t sctp_mobility_base;
101 uint32_t sctp_mobility_fasthandoff;
102 uint32_t sctp_inits_include_nat_friendly;
103 #if defined(SCTP_LOCAL_TRACE_BUF)
104 struct sctp_log sctp_log;
106 uint32_t sctp_udp_tunneling_for_client_enable;
107 uint32_t sctp_udp_tunneling_port;
108 uint32_t sctp_enable_sack_immediately;
109 uint32_t sctp_vtag_time_wait;
110 #if defined(SCTP_DEBUG)
111 uint32_t sctp_debug_on;
113 #if defined(__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
114 uint32_t sctp_output_unlocked;
119 * limits for the sysctl variables
121 /* maxdgram: Maximum outgoing SCTP buffer size */
122 #define SCTPCTL_MAXDGRAM_DESC "Maximum outgoing SCTP buffer size"
123 #define SCTPCTL_MAXDGRAM_MIN 0
124 #define SCTPCTL_MAXDGRAM_MAX 0xFFFFFFFF
125 #define SCTPCTL_MAXDGRAM_DEFAULT 262144 /* 256k */
127 /* recvspace: Maximum incoming SCTP buffer size */
128 #define SCTPCTL_RECVSPACE_DESC "Maximum incoming SCTP buffer size"
129 #define SCTPCTL_RECVSPACE_MIN 0
130 #define SCTPCTL_RECVSPACE_MAX 0xFFFFFFFF
131 #define SCTPCTL_RECVSPACE_DEFAULT 262144 /* 256k */
133 /* autoasconf: Enable SCTP Auto-ASCONF */
134 #define SCTPCTL_AUTOASCONF_DESC "Enable SCTP Auto-ASCONF"
135 #define SCTPCTL_AUTOASCONF_MIN 0
136 #define SCTPCTL_AUTOASCONF_MAX 1
137 #define SCTPCTL_AUTOASCONF_DEFAULT SCTP_DEFAULT_AUTO_ASCONF
139 /* autoasconf: Enable SCTP Auto-ASCONF */
140 #define SCTPCTL_MULTIPLEASCONFS_DESC "Enable SCTP Muliple-ASCONFs"
141 #define SCTPCTL_MULTIPLEASCONFS_MIN 0
142 #define SCTPCTL_MULTIPLEASCONFS_MAX 1
143 #define SCTPCTL_MULTIPLEASCONFS_DEFAULT SCTP_DEFAULT_MULTIPLE_ASCONFS
145 /* ecn_enable: Enable SCTP ECN */
146 #define SCTPCTL_ECN_ENABLE_DESC "Enable SCTP ECN"
147 #define SCTPCTL_ECN_ENABLE_MIN 0
148 #define SCTPCTL_ECN_ENABLE_MAX 1
149 #define SCTPCTL_ECN_ENABLE_DEFAULT 1
151 /* ecn_nonce: Enable SCTP ECN Nonce */
152 #define SCTPCTL_ECN_NONCE_DESC "Enable SCTP ECN Nonce"
153 #define SCTPCTL_ECN_NONCE_MIN 0
154 #define SCTPCTL_ECN_NONCE_MAX 1
155 #define SCTPCTL_ECN_NONCE_DEFAULT 0
157 /* strict_sacks: Enable SCTP Strict SACK checking */
158 #define SCTPCTL_STRICT_SACKS_DESC "Enable SCTP Strict SACK checking"
159 #define SCTPCTL_STRICT_SACKS_MIN 0
160 #define SCTPCTL_STRICT_SACKS_MAX 1
161 #define SCTPCTL_STRICT_SACKS_DEFAULT 1
163 /* loopback_nocsum: Enable NO Csum on packets sent on loopback */
164 #define SCTPCTL_LOOPBACK_NOCSUM_DESC "Enable NO Csum on packets sent on loopback"
165 #define SCTPCTL_LOOPBACK_NOCSUM_MIN 0
166 #define SCTPCTL_LOOPBACK_NOCSUM_MAX 1
167 #define SCTPCTL_LOOPBACK_NOCSUM_DEFAULT 1
169 /* strict_init: Enable strict INIT/INIT-ACK singleton enforcement */
170 #define SCTPCTL_STRICT_INIT_DESC "Enable strict INIT/INIT-ACK singleton enforcement"
171 #define SCTPCTL_STRICT_INIT_MIN 0
172 #define SCTPCTL_STRICT_INIT_MAX 1
173 #define SCTPCTL_STRICT_INIT_DEFAULT 1
175 /* peer_chkoh: Amount to debit peers rwnd per chunk sent */
176 #define SCTPCTL_PEER_CHKOH_DESC "Amount to debit peers rwnd per chunk sent"
177 #define SCTPCTL_PEER_CHKOH_MIN 0
178 #define SCTPCTL_PEER_CHKOH_MAX 0xFFFFFFFF
179 #define SCTPCTL_PEER_CHKOH_DEFAULT 256
181 /* maxburst: Default max burst for sctp endpoints */
182 #define SCTPCTL_MAXBURST_DESC "Default max burst for sctp endpoints"
183 #define SCTPCTL_MAXBURST_MIN 1
184 #define SCTPCTL_MAXBURST_MAX 0xFFFFFFFF
185 #define SCTPCTL_MAXBURST_DEFAULT SCTP_DEF_MAX_BURST
187 /* maxchunks: Default max chunks on queue per asoc */
188 #define SCTPCTL_MAXCHUNKS_DESC "Default max chunks on queue per asoc"
189 #define SCTPCTL_MAXCHUNKS_MIN 0
190 #define SCTPCTL_MAXCHUNKS_MAX 0xFFFFFFFF
191 #define SCTPCTL_MAXCHUNKS_DEFAULT SCTP_ASOC_MAX_CHUNKS_ON_QUEUE
193 /* tcbhashsize: Tuneable for Hash table sizes */
194 #define SCTPCTL_TCBHASHSIZE_DESC "Tunable for TCB hash table sizes"
195 #define SCTPCTL_TCBHASHSIZE_MIN 1
196 #define SCTPCTL_TCBHASHSIZE_MAX 0xFFFFFFFF
197 #define SCTPCTL_TCBHASHSIZE_DEFAULT SCTP_TCBHASHSIZE
199 /* pcbhashsize: Tuneable for PCB Hash table sizes */
200 #define SCTPCTL_PCBHASHSIZE_DESC "Tunable for PCB hash table sizes"
201 #define SCTPCTL_PCBHASHSIZE_MIN 1
202 #define SCTPCTL_PCBHASHSIZE_MAX 0xFFFFFFFF
203 #define SCTPCTL_PCBHASHSIZE_DEFAULT SCTP_PCBHASHSIZE
205 /* min_split_point: Minimum size when splitting a chunk */
206 #define SCTPCTL_MIN_SPLIT_POINT_DESC "Minimum size when splitting a chunk"
207 #define SCTPCTL_MIN_SPLIT_POINT_MIN 0
208 #define SCTPCTL_MIN_SPLIT_POINT_MAX 0xFFFFFFFF
209 #define SCTPCTL_MIN_SPLIT_POINT_DEFAULT SCTP_DEFAULT_SPLIT_POINT_MIN
211 /* chunkscale: Tuneable for Scaling of number of chunks and messages */
212 #define SCTPCTL_CHUNKSCALE_DESC "Tuneable for Scaling of number of chunks and messages"
213 #define SCTPCTL_CHUNKSCALE_MIN 1
214 #define SCTPCTL_CHUNKSCALE_MAX 0xFFFFFFFF
215 #define SCTPCTL_CHUNKSCALE_DEFAULT SCTP_CHUNKQUEUE_SCALE
217 /* delayed_sack_time: Default delayed SACK timer in msec */
218 #define SCTPCTL_DELAYED_SACK_TIME_DESC "Default delayed SACK timer in msec"
219 #define SCTPCTL_DELAYED_SACK_TIME_MIN 0
220 #define SCTPCTL_DELAYED_SACK_TIME_MAX 0xFFFFFFFF
221 #define SCTPCTL_DELAYED_SACK_TIME_DEFAULT SCTP_RECV_MSEC
223 /* sack_freq: Default SACK frequency */
224 #define SCTPCTL_SACK_FREQ_DESC "Default SACK frequency"
225 #define SCTPCTL_SACK_FREQ_MIN 0
226 #define SCTPCTL_SACK_FREQ_MAX 0xFFFFFFFF
227 #define SCTPCTL_SACK_FREQ_DEFAULT SCTP_DEFAULT_SACK_FREQ
229 /* sys_resource: Max number of cached resources in the system */
230 #define SCTPCTL_SYS_RESOURCE_DESC "Max number of cached resources in the system"
231 #define SCTPCTL_SYS_RESOURCE_MIN 0
232 #define SCTPCTL_SYS_RESOURCE_MAX 0xFFFFFFFF
233 #define SCTPCTL_SYS_RESOURCE_DEFAULT SCTP_DEF_SYSTEM_RESC_LIMIT
235 /* asoc_resource: Max number of cached resources in an asoc */
236 #define SCTPCTL_ASOC_RESOURCE_DESC "Max number of cached resources in an asoc"
237 #define SCTPCTL_ASOC_RESOURCE_MIN 0
238 #define SCTPCTL_ASOC_RESOURCE_MAX 0xFFFFFFFF
239 #define SCTPCTL_ASOC_RESOURCE_DEFAULT SCTP_DEF_ASOC_RESC_LIMIT
241 /* heartbeat_interval: Default heartbeat interval in msec */
242 #define SCTPCTL_HEARTBEAT_INTERVAL_DESC "Default heartbeat interval in msec"
243 #define SCTPCTL_HEARTBEAT_INTERVAL_MIN 0
244 #define SCTPCTL_HEARTBEAT_INTERVAL_MAX 0xFFFFFFFF
245 #define SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT SCTP_HB_DEFAULT_MSEC
247 /* pmtu_raise_time: Default PMTU raise timer in sec */
248 #define SCTPCTL_PMTU_RAISE_TIME_DESC "Default PMTU raise timer in sec"
249 #define SCTPCTL_PMTU_RAISE_TIME_MIN 0
250 #define SCTPCTL_PMTU_RAISE_TIME_MAX 0xFFFFFFFF
251 #define SCTPCTL_PMTU_RAISE_TIME_DEFAULT SCTP_DEF_PMTU_RAISE_SEC
253 /* shutdown_guard_time: Default shutdown guard timer in sec */
254 #define SCTPCTL_SHUTDOWN_GUARD_TIME_DESC "Default shutdown guard timer in sec"
255 #define SCTPCTL_SHUTDOWN_GUARD_TIME_MIN 0
256 #define SCTPCTL_SHUTDOWN_GUARD_TIME_MAX 0xFFFFFFFF
257 #define SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT SCTP_DEF_MAX_SHUTDOWN_SEC
259 /* secret_lifetime: Default secret lifetime in sec */
260 #define SCTPCTL_SECRET_LIFETIME_DESC "Default secret lifetime in sec"
261 #define SCTPCTL_SECRET_LIFETIME_MIN 0
262 #define SCTPCTL_SECRET_LIFETIME_MAX 0xFFFFFFFF
263 #define SCTPCTL_SECRET_LIFETIME_DEFAULT SCTP_DEFAULT_SECRET_LIFE_SEC
265 /* rto_max: Default maximum retransmission timeout in msec */
266 #define SCTPCTL_RTO_MAX_DESC "Default maximum retransmission timeout in msec"
267 #define SCTPCTL_RTO_MAX_MIN 0
268 #define SCTPCTL_RTO_MAX_MAX 0xFFFFFFFF
269 #define SCTPCTL_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND
271 /* rto_min: Default minimum retransmission timeout in msec */
272 #define SCTPCTL_RTO_MIN_DESC "Default minimum retransmission timeout in msec"
273 #define SCTPCTL_RTO_MIN_MIN 0
274 #define SCTPCTL_RTO_MIN_MAX 0xFFFFFFFF
275 #define SCTPCTL_RTO_MIN_DEFAULT SCTP_RTO_LOWER_BOUND
277 /* rto_initial: Default initial retransmission timeout in msec */
278 #define SCTPCTL_RTO_INITIAL_DESC "Default initial retransmission timeout in msec"
279 #define SCTPCTL_RTO_INITIAL_MIN 0
280 #define SCTPCTL_RTO_INITIAL_MAX 0xFFFFFFFF
281 #define SCTPCTL_RTO_INITIAL_DEFAULT SCTP_RTO_INITIAL
283 /* init_rto_max: Default maximum retransmission timeout during association setup in msec */
284 #define SCTPCTL_INIT_RTO_MAX_DESC "Default maximum retransmission timeout during association setup in msec"
285 #define SCTPCTL_INIT_RTO_MAX_MIN 0
286 #define SCTPCTL_INIT_RTO_MAX_MAX 0xFFFFFFFF
287 #define SCTPCTL_INIT_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND
289 /* valid_cookie_life: Default cookie lifetime in sec */
290 #define SCTPCTL_VALID_COOKIE_LIFE_DESC "Default cookie lifetime in sec"
291 #define SCTPCTL_VALID_COOKIE_LIFE_MIN 0
292 #define SCTPCTL_VALID_COOKIE_LIFE_MAX 0xFFFFFFFF
293 #define SCTPCTL_VALID_COOKIE_LIFE_DEFAULT SCTP_DEFAULT_COOKIE_LIFE
295 /* init_rtx_max: Default maximum number of retransmission for INIT chunks */
296 #define SCTPCTL_INIT_RTX_MAX_DESC "Default maximum number of retransmission for INIT chunks"
297 #define SCTPCTL_INIT_RTX_MAX_MIN 0
298 #define SCTPCTL_INIT_RTX_MAX_MAX 0xFFFFFFFF
299 #define SCTPCTL_INIT_RTX_MAX_DEFAULT SCTP_DEF_MAX_INIT
301 /* assoc_rtx_max: Default maximum number of retransmissions per association */
302 #define SCTPCTL_ASSOC_RTX_MAX_DESC "Default maximum number of retransmissions per association"
303 #define SCTPCTL_ASSOC_RTX_MAX_MIN 0
304 #define SCTPCTL_ASSOC_RTX_MAX_MAX 0xFFFFFFFF
305 #define SCTPCTL_ASSOC_RTX_MAX_DEFAULT SCTP_DEF_MAX_SEND
307 /* path_rtx_max: Default maximum of retransmissions per path */
308 #define SCTPCTL_PATH_RTX_MAX_DESC "Default maximum of retransmissions per path"
309 #define SCTPCTL_PATH_RTX_MAX_MIN 0
310 #define SCTPCTL_PATH_RTX_MAX_MAX 0xFFFFFFFF
311 #define SCTPCTL_PATH_RTX_MAX_DEFAULT SCTP_DEF_MAX_PATH_RTX
313 /* add_more_on_output: When space wise is it worthwhile to try to add more to a socket send buffer */
314 #define SCTPCTL_ADD_MORE_ON_OUTPUT_DESC "When space wise is it worthwhile to try to add more to a socket send buffer"
315 #define SCTPCTL_ADD_MORE_ON_OUTPUT_MIN 0
316 #define SCTPCTL_ADD_MORE_ON_OUTPUT_MAX 0xFFFFFFFF
317 #define SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT SCTP_DEFAULT_ADD_MORE
319 /* outgoing_streams: Default number of outgoing streams */
320 #define SCTPCTL_OUTGOING_STREAMS_DESC "Default number of outgoing streams"
321 #define SCTPCTL_OUTGOING_STREAMS_MIN 1
322 #define SCTPCTL_OUTGOING_STREAMS_MAX 65535
323 #define SCTPCTL_OUTGOING_STREAMS_DEFAULT SCTP_OSTREAM_INITIAL
325 /* cmt_on_off: CMT on/off flag */
326 #define SCTPCTL_CMT_ON_OFF_DESC "CMT on/off flag"
327 #define SCTPCTL_CMT_ON_OFF_MIN 0
328 #define SCTPCTL_CMT_ON_OFF_MAX 1
329 #define SCTPCTL_CMT_ON_OFF_DEFAULT 0
331 /* EY - nr_sack_on_off: NR_SACK on/off flag */
332 #define SCTPCTL_NR_SACK_ON_OFF_DESC "NR_SACK on/off flag"
333 #define SCTPCTL_NR_SACK_ON_OFF_MIN 0
334 #define SCTPCTL_NR_SACK_ON_OFF_MAX 1
335 #define SCTPCTL_NR_SACK_ON_OFF_DEFAULT 0
337 /* cmt_use_dac: CMT DAC on/off flag */
338 #define SCTPCTL_CMT_USE_DAC_DESC "CMT DAC on/off flag"
339 #define SCTPCTL_CMT_USE_DAC_MIN 0
340 #define SCTPCTL_CMT_USE_DAC_MAX 1
341 #define SCTPCTL_CMT_USE_DAC_DEFAULT 0
343 /* JRS 5/2107 - CMT PF type flag */
344 #define SCTPCTL_CMT_PF_DESC "CMT PF type flag"
345 #define SCTPCTL_CMT_PF_MIN 0
346 #define SCTPCTL_CMT_PF_MAX 2
347 #define SCTPCTL_CMT_PF_DEFAULT 0
349 /* cwnd_maxburst: Use a CWND adjusting maxburst */
350 #define SCTPCTL_CWND_MAXBURST_DESC "Use a CWND adjusting maxburst"
351 #define SCTPCTL_CWND_MAXBURST_MIN 0
352 #define SCTPCTL_CWND_MAXBURST_MAX 1
353 #define SCTPCTL_CWND_MAXBURST_DEFAULT 1
355 /* early_fast_retran: Early Fast Retransmit with timer */
356 #define SCTPCTL_EARLY_FAST_RETRAN_DESC "Early Fast Retransmit with timer"
357 #define SCTPCTL_EARLY_FAST_RETRAN_MIN 0
358 #define SCTPCTL_EARLY_FAST_RETRAN_MAX 0xFFFFFFFF
359 #define SCTPCTL_EARLY_FAST_RETRAN_DEFAULT 0
361 /* early_fast_retran_msec: Early Fast Retransmit minimum timer value */
362 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC "Early Fast Retransmit minimum timer value"
363 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN 0
364 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX 0xFFFFFFFF
365 #define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DEFAULT SCTP_MINFR_MSEC_TIMER
367 /* asconf_auth_nochk: Disable SCTP ASCONF AUTH requirement */
368 #define SCTPCTL_ASCONF_AUTH_NOCHK_DESC "Disable SCTP ASCONF AUTH requirement"
369 #define SCTPCTL_ASCONF_AUTH_NOCHK_MIN 0
370 #define SCTPCTL_ASCONF_AUTH_NOCHK_MAX 1
371 #define SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT 0
373 /* auth_disable: Disable SCTP AUTH function */
374 #define SCTPCTL_AUTH_DISABLE_DESC "Disable SCTP AUTH function"
375 #define SCTPCTL_AUTH_DISABLE_MIN 0
376 #define SCTPCTL_AUTH_DISABLE_MAX 1
377 #define SCTPCTL_AUTH_DISABLE_DEFAULT 0
379 /* nat_friendly: SCTP NAT friendly operation */
380 #define SCTPCTL_NAT_FRIENDLY_DESC "SCTP NAT friendly operation"
381 #define SCTPCTL_NAT_FRIENDLY_MIN 0
382 #define SCTPCTL_NAT_FRIENDLY_MAX 1
383 #define SCTPCTL_NAT_FRIENDLY_DEFAULT 1
385 /* abc_l_var: SCTP ABC max increase per SACK (L) */
386 #define SCTPCTL_ABC_L_VAR_DESC "SCTP ABC max increase per SACK (L)"
387 #define SCTPCTL_ABC_L_VAR_MIN 0
388 #define SCTPCTL_ABC_L_VAR_MAX 0xFFFFFFFF
389 #define SCTPCTL_ABC_L_VAR_DEFAULT 1
391 /* max_chained_mbufs: Default max number of small mbufs on a chain */
392 #define SCTPCTL_MAX_CHAINED_MBUFS_DESC "Default max number of small mbufs on a chain"
393 #define SCTPCTL_MAX_CHAINED_MBUFS_MIN 0
394 #define SCTPCTL_MAX_CHAINED_MBUFS_MAX 0xFFFFFFFF
395 #define SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT SCTP_DEFAULT_MBUFS_IN_CHAIN
397 /* do_sctp_drain: Should SCTP respond to the drain calls */
398 #define SCTPCTL_DO_SCTP_DRAIN_DESC "Should SCTP respond to the drain calls"
399 #define SCTPCTL_DO_SCTP_DRAIN_MIN 0
400 #define SCTPCTL_DO_SCTP_DRAIN_MAX 1
401 #define SCTPCTL_DO_SCTP_DRAIN_DEFAULT 1
403 /* hb_max_burst: Confirmation Heartbeat max burst? */
404 #define SCTPCTL_HB_MAX_BURST_DESC "Confirmation Heartbeat max burst"
405 #define SCTPCTL_HB_MAX_BURST_MIN 1
406 #define SCTPCTL_HB_MAX_BURST_MAX 0xFFFFFFFF
407 #define SCTPCTL_HB_MAX_BURST_DEFAULT SCTP_DEF_MAX_BURST
409 /* abort_at_limit: When one-2-one hits qlimit abort */
410 #define SCTPCTL_ABORT_AT_LIMIT_DESC "When one-2-one hits qlimit abort"
411 #define SCTPCTL_ABORT_AT_LIMIT_MIN 0
412 #define SCTPCTL_ABORT_AT_LIMIT_MAX 1
413 #define SCTPCTL_ABORT_AT_LIMIT_DEFAULT 0
415 /* strict_data_order: Enforce strict data ordering, abort if control inside data */
416 #define SCTPCTL_STRICT_DATA_ORDER_DESC "Enforce strict data ordering, abort if control inside data"
417 #define SCTPCTL_STRICT_DATA_ORDER_MIN 0
418 #define SCTPCTL_STRICT_DATA_ORDER_MAX 1
419 #define SCTPCTL_STRICT_DATA_ORDER_DEFAULT 0
421 /* min_residual: min residual in a data fragment leftover */
422 #define SCTPCTL_MIN_RESIDUAL_DESC "Minimum residual data chunk in second part of split"
423 #define SCTPCTL_MIN_RESIDUAL_MIN 20
424 #define SCTPCTL_MIN_RESIDUAL_MAX 65535
425 #define SCTPCTL_MIN_RESIDUAL_DEFAULT 1452
427 /* max_retran_chunk: max chunk retransmissions */
428 #define SCTPCTL_MAX_RETRAN_CHUNK_DESC "Maximum times an unlucky chunk can be retran'd before assoc abort"
429 #define SCTPCTL_MAX_RETRAN_CHUNK_MIN 0
430 #define SCTPCTL_MAX_RETRAN_CHUNK_MAX 65535
431 #define SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT 30
433 /* sctp_logging: This gives us logging when the options are enabled */
434 #define SCTPCTL_LOGGING_LEVEL_DESC "Ltrace/KTR trace logging level"
435 #define SCTPCTL_LOGGING_LEVEL_MIN 0
436 #define SCTPCTL_LOGGING_LEVEL_MAX 0xffffffff
437 #define SCTPCTL_LOGGING_LEVEL_DEFAULT 0
439 /* JRS - default congestion control module sysctl */
440 #define SCTPCTL_DEFAULT_CC_MODULE_DESC "Default congestion control module"
441 #define SCTPCTL_DEFAULT_CC_MODULE_MIN 0
442 #define SCTPCTL_DEFAULT_CC_MODULE_MAX 2
443 #define SCTPCTL_DEFAULT_CC_MODULE_DEFAULT 0
445 /* RRS - default fragment interleave */
446 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DESC "Default fragment interleave level"
447 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MIN 0
448 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_MAX 2
449 #define SCTPCTL_DEFAULT_FRAG_INTERLEAVE_DEFAULT 1
451 /* mobility_base: Enable SCTP mobility support */
452 #define SCTPCTL_MOBILITY_BASE_DESC "Enable SCTP base mobility"
453 #define SCTPCTL_MOBILITY_BASE_MIN 0
454 #define SCTPCTL_MOBILITY_BASE_MAX 1
455 #define SCTPCTL_MOBILITY_BASE_DEFAULT SCTP_DEFAULT_MOBILITY_BASE
457 /* mobility_fasthandoff: Enable SCTP fast handoff support */
458 #define SCTPCTL_MOBILITY_FASTHANDOFF_DESC "Enable SCTP fast handoff"
459 #define SCTPCTL_MOBILITY_FASTHANDOFF_MIN 0
460 #define SCTPCTL_MOBILITY_FASTHANDOFF_MAX 1
461 #define SCTPCTL_MOBILITY_FASTHANDOFF_DEFAULT SCTP_DEFAULT_MOBILITY_FASTHANDOFF
463 /* Enable SCTP/UDP tunneling for clients*/
464 #define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DESC "Enable SCTP/UDP tunneling for client"
465 #define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN 0
466 #define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MAX 1
467 #define SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_DEFAULT SCTPCTL_UDP_TUNNELING_FOR_CLIENT_ENABLE_MIN
469 /* Enable SCTP/UDP tunneling port */
470 #define SCTPCTL_UDP_TUNNELING_PORT_DESC "Set the SCTP/UDP tunneling port"
471 #define SCTPCTL_UDP_TUNNELING_PORT_MIN 0
472 #define SCTPCTL_UDP_TUNNELING_PORT_MAX 65535
473 #define SCTPCTL_UDP_TUNNELING_PORT_DEFAULT SCTP_OVER_UDP_TUNNELING_PORT
475 /* Enable sending of the SACK-IMMEDIATELY bit */
476 #define SCTPCTL_SACK_IMMEDIATELY_ENABLE_DESC "Enable sending of the SACK-IMMEDIATELY-bit."
477 #define SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN 0
478 #define SCTPCTL_SACK_IMMEDIATELY_ENABLE_MAX 1
479 #define SCTPCTL_SACK_IMMEDIATELY_ENABLE_DEFAULT SCTPCTL_SACK_IMMEDIATELY_ENABLE_MIN
481 /* Enable sending of the SACK-IMMEDIATELY bit */
482 #define SCTPCTL_NAT_FRIENDLY_INITS_DESC "Enable sending of the nat-friendly SCTP option on INITs."
483 #define SCTPCTL_NAT_FRIENDLY_INITS_MIN 0
484 #define SCTPCTL_NAT_FRIENDLY_INITS_MAX 1
485 #define SCTPCTL_NAT_FRIENDLY_INITS_DEFAULT SCTPCTL_NAT_FRIENDLY_INITS_MIN
488 /* Vtag tiem wait bits */
489 #define SCTPCTL_TIME_WAIT_DESC "Vtag time wait time 0 disables."
490 #define SCTPCTL_TIME_WAIT_MIN 0
491 #define SCTPCTL_TIME_WAIT_MAX 0xffffffff
492 #define SCTPCTL_TIME_WAIT_DEFAULT SCTP_TIME_WAIT
495 #if defined(SCTP_DEBUG)
496 /* debug: Configure debug output */
497 #define SCTPCTL_DEBUG_DESC "Configure debug output"
498 #define SCTPCTL_DEBUG_MIN 0
499 #define SCTPCTL_DEBUG_MAX 0xFFFFFFFF
500 #define SCTPCTL_DEBUG_DEFAULT 0
504 #if defined (__APPLE__) || defined(SCTP_SO_LOCK_TESTING)
505 #define SCTPCTL_OUTPUT_UNLOCKED_DESC "Unlock socket when sending packets down to IP."
506 #define SCTPCTL_OUTPUT_UNLOCKED_MIN 0
507 #define SCTPCTL_OUTPUT_UNLOCKED_MAX 1
508 #define SCTPCTL_OUTPUT_UNLOCKED_DEFAULT SCTPCTL_OUTPUT_UNLOCKED_MIN
512 #if defined(_KERNEL) || defined(__Userspace__)
513 #if defined(SYSCTL_DECL)
514 SYSCTL_DECL(_net_inet_sctp);
517 void sctp_init_sysctls(void);
520 #endif /* __sctp_sysctl_h__ */