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__ */
Cache object: f09a7632adc62b5b4b4e3f50ce0bb8c5
|