sctp_sysctl.h revision 170744
1167598Srrs/*- 2169382Srrs * Copyright (c) 2007, by Cisco Systems, Inc. All rights reserved. 3167598Srrs * 4167598Srrs * Redistribution and use in source and binary forms, with or without 5167598Srrs * modification, are permitted provided that the following conditions are met: 6167598Srrs * 7167598Srrs * a) Redistributions of source code must retain the above copyright notice, 8167598Srrs * this list of conditions and the following disclaimer. 9167598Srrs * 10167598Srrs * b) Redistributions in binary form must reproduce the above copyright 11167598Srrs * notice, this list of conditions and the following disclaimer in 12167598Srrs * the documentation and/or other materials provided with the distribution. 13167598Srrs * 14167598Srrs * c) Neither the name of Cisco Systems, Inc. nor the names of its 15167598Srrs * contributors may be used to endorse or promote products derived 16167598Srrs * from this software without specific prior written permission. 17167598Srrs * 18167598Srrs * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19167598Srrs * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20167598Srrs * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21167598Srrs * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22167598Srrs * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23167598Srrs * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24167598Srrs * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25167598Srrs * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26167598Srrs * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27167598Srrs * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28167598Srrs * THE POSSIBILITY OF SUCH DAMAGE. 29167598Srrs */ 30167598Srrs 31167598Srrs#include <sys/cdefs.h> 32167598Srrs__FBSDID("$FreeBSD: head/sys/netinet/sctp_sysctl.h 170744 2007-06-14 22:59:04Z rrs $"); 33167598Srrs 34167598Srrs#ifndef __sctp_sysctl_h__ 35167598Srrs#define __sctp_sysctl_h__ 36167598Srrs 37167598Srrs#include <netinet/sctp_os.h> 38167598Srrs#include <netinet/sctp_constants.h> 39167598Srrs 40167598Srrs/* 41167598Srrs * limits for the sysctl variables 42167598Srrs */ 43167598Srrs/* maxdgram: Maximum outgoing SCTP buffer size */ 44167598Srrs#define SCTPCTL_MAXDGRAM 1 45167598Srrs#define SCTPCTL_MAXDGRAM_DESC "Maximum outgoing SCTP buffer size" 46167598Srrs#define SCTPCTL_MAXDGRAM_MIN 0 47167598Srrs#define SCTPCTL_MAXDGRAM_MAX 0xFFFFFFFF 48167598Srrs#define SCTPCTL_MAXDGRAM_DEFAULT 262144 /* 256k */ 49167598Srrs 50167598Srrs/* recvspace: Maximum incoming SCTP buffer size */ 51167598Srrs#define SCTPCTL_RECVSPACE 2 52167598Srrs#define SCTPCTL_RECVSPACE_DESC "Maximum incoming SCTP buffer size" 53167598Srrs#define SCTPCTL_RECVSPACE_MIN 0 54167598Srrs#define SCTPCTL_RECVSPACE_MAX 0xFFFFFFFF 55167598Srrs#define SCTPCTL_RECVSPACE_DEFAULT 262144 /* 256k */ 56167598Srrs 57167598Srrs/* autoasconf: Enable SCTP Auto-ASCONF */ 58167598Srrs#define SCTPCTL_AUTOASCONF 3 59167598Srrs#define SCTPCTL_AUTOASCONF_DESC "Enable SCTP Auto-ASCONF" 60167598Srrs#define SCTPCTL_AUTOASCONF_MIN 0 61167598Srrs#define SCTPCTL_AUTOASCONF_MAX 1 62167598Srrs#define SCTPCTL_AUTOASCONF_DEFAULT SCTP_DEFAULT_AUTO_ASCONF 63167598Srrs 64167598Srrs/* ecn_enable: Enable SCTP ECN */ 65167598Srrs#define SCTPCTL_ECN_ENABLE 4 66167598Srrs#define SCTPCTL_ECN_ENABLE_DESC "Enable SCTP ECN" 67167598Srrs#define SCTPCTL_ECN_ENABLE_MIN 0 68167598Srrs#define SCTPCTL_ECN_ENABLE_MAX 1 69167598Srrs#define SCTPCTL_ECN_ENABLE_DEFAULT 1 70167598Srrs 71167598Srrs/* ecn_nonce: Enable SCTP ECN Nonce */ 72167598Srrs#define SCTPCTL_ECN_NONCE 5 73167598Srrs#define SCTPCTL_ECN_NONCE_DESC "Enable SCTP ECN Nonce" 74167598Srrs#define SCTPCTL_ECN_NONCE_MIN 0 75167598Srrs#define SCTPCTL_ECN_NONCE_MAX 1 76167598Srrs#define SCTPCTL_ECN_NONCE_DEFAULT 0 77167598Srrs 78167598Srrs/* strict_sacks: Enable SCTP Strict SACK checking */ 79167598Srrs#define SCTPCTL_STRICT_SACKS 6 80167598Srrs#define SCTPCTL_STRICT_SACKS_DESC "Enable SCTP Strict SACK checking" 81167598Srrs#define SCTPCTL_STRICT_SACKS_MIN 0 82167598Srrs#define SCTPCTL_STRICT_SACKS_MAX 1 83167598Srrs#define SCTPCTL_STRICT_SACKS_DEFAULT 0 84167598Srrs 85167598Srrs/* loopback_nocsum: Enable NO Csum on packets sent on loopback */ 86167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM 7 87167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_DESC "Enable NO Csum on packets sent on loopback" 88167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_MIN 0 89167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_MAX 1 90167598Srrs#define SCTPCTL_LOOPBACK_NOCSUM_DEFAULT 1 91167598Srrs 92167598Srrs/* strict_init: Enable strict INIT/INIT-ACK singleton enforcement */ 93167598Srrs#define SCTPCTL_STRICT_INIT 8 94167598Srrs#define SCTPCTL_STRICT_INIT_DESC "Enable strict INIT/INIT-ACK singleton enforcement" 95167598Srrs#define SCTPCTL_STRICT_INIT_MIN 0 96167598Srrs#define SCTPCTL_STRICT_INIT_MAX 1 97167598Srrs#define SCTPCTL_STRICT_INIT_DEFAULT 1 98167598Srrs 99167598Srrs/* peer_chkoh: Amount to debit peers rwnd per chunk sent */ 100167598Srrs#define SCTPCTL_PEER_CHKOH 9 101167598Srrs#define SCTPCTL_PEER_CHKOH_DESC "Amount to debit peers rwnd per chunk sent" 102167598Srrs#define SCTPCTL_PEER_CHKOH_MIN 0 103167598Srrs#define SCTPCTL_PEER_CHKOH_MAX 0xFFFFFFFF 104170642Srrs#define SCTPCTL_PEER_CHKOH_DEFAULT 256 105167598Srrs 106167598Srrs/* maxburst: Default max burst for sctp endpoints */ 107167598Srrs#define SCTPCTL_MAXBURST 10 108167598Srrs#define SCTPCTL_MAXBURST_DESC "Default max burst for sctp endpoints" 109167598Srrs#define SCTPCTL_MAXBURST_MIN 1 110167598Srrs#define SCTPCTL_MAXBURST_MAX 0xFFFFFFFF 111167598Srrs#define SCTPCTL_MAXBURST_DEFAULT SCTP_DEF_MAX_BURST 112167598Srrs 113167598Srrs/* maxchunks: Default max chunks on queue per asoc */ 114167598Srrs#define SCTPCTL_MAXCHUNKS 11 115167598Srrs#define SCTPCTL_MAXCHUNKS_DESC "Default max chunks on queue per asoc" 116167598Srrs#define SCTPCTL_MAXCHUNKS_MIN 0 117167598Srrs#define SCTPCTL_MAXCHUNKS_MAX 0xFFFFFFFF 118167598Srrs#define SCTPCTL_MAXCHUNKS_DEFAULT SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 119167598Srrs 120167598Srrs/* tcbhashsize: Tuneable for Hash table sizes */ 121167598Srrs#define SCTPCTL_TCBHASHSIZE 12 122167598Srrs#define SCTPCTL_TCBHASHSIZE_DESC "Tunable for TCB hash table sizes" 123167598Srrs#define SCTPCTL_TCBHASHSIZE_MIN 1 124167598Srrs#define SCTPCTL_TCBHASHSIZE_MAX 0xFFFFFFFF 125167598Srrs#define SCTPCTL_TCBHASHSIZE_DEFAULT SCTP_TCBHASHSIZE 126167598Srrs 127167598Srrs/* pcbhashsize: Tuneable for PCB Hash table sizes */ 128167598Srrs#define SCTPCTL_PCBHASHSIZE 13 129167598Srrs#define SCTPCTL_PCBHASHSIZE_DESC "Tunable for PCB hash table sizes" 130167598Srrs#define SCTPCTL_PCBHASHSIZE_MIN 1 131167598Srrs#define SCTPCTL_PCBHASHSIZE_MAX 0xFFFFFFFF 132167598Srrs#define SCTPCTL_PCBHASHSIZE_DEFAULT SCTP_PCBHASHSIZE 133167598Srrs 134167598Srrs/* min_split_point: Minimum size when splitting a chunk */ 135167598Srrs#define SCTPCTL_MIN_SPLIT_POINT 14 136167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_DESC "Minimum size when splitting a chunk" 137167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_MIN 0 138167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_MAX 0xFFFFFFFF 139167598Srrs#define SCTPCTL_MIN_SPLIT_POINT_DEFAULT SCTP_DEFAULT_SPLIT_POINT_MIN 140167598Srrs 141167598Srrs/* chunkscale: Tuneable for Scaling of number of chunks and messages */ 142167598Srrs#define SCTPCTL_CHUNKSCALE 15 143167598Srrs#define SCTPCTL_CHUNKSCALE_DESC "Tuneable for Scaling of number of chunks and messages" 144167598Srrs#define SCTPCTL_CHUNKSCALE_MIN 1 145167598Srrs#define SCTPCTL_CHUNKSCALE_MAX 0xFFFFFFFF 146167598Srrs#define SCTPCTL_CHUNKSCALE_DEFAULT SCTP_CHUNKQUEUE_SCALE 147167598Srrs 148167598Srrs/* delayed_sack_time: Default delayed SACK timer in msec */ 149167598Srrs#define SCTPCTL_DELAYED_SACK_TIME 16 150167598Srrs#define SCTPCTL_DELAYED_SACK_TIME_DESC "Default delayed SACK timer in msec" 151167598Srrs#define SCTPCTL_DELAYED_SACK_TIME_MIN 0 152167598Srrs#define SCTPCTL_DELAYED_SACK_TIME_MAX 0xFFFFFFFF 153167598Srrs#define SCTPCTL_DELAYED_SACK_TIME_DEFAULT SCTP_RECV_MSEC 154167598Srrs 155167598Srrs/* sack_freq: Default SACK frequency */ 156167598Srrs#define SCTPCTL_SACK_FREQ 17 157167598Srrs#define SCTPCTL_SACK_FREQ_DESC "Default SACK frequency" 158167598Srrs#define SCTPCTL_SACK_FREQ_MIN 0 159167598Srrs#define SCTPCTL_SACK_FREQ_MAX 0xFFFFFFFF 160167598Srrs#define SCTPCTL_SACK_FREQ_DEFAULT SCTP_DEFAULT_SACK_FREQ 161167598Srrs 162167598Srrs/* sys_resource: Max number of cached resources in the system */ 163167598Srrs#define SCTPCTL_SYS_RESOURCE 18 164167598Srrs#define SCTPCTL_SYS_RESOURCE_DESC "Max number of cached resources in the system" 165167598Srrs#define SCTPCTL_SYS_RESOURCE_MIN 0 166167598Srrs#define SCTPCTL_SYS_RESOURCE_MAX 0xFFFFFFFF 167167598Srrs#define SCTPCTL_SYS_RESOURCE_DEFAULT SCTP_DEF_SYSTEM_RESC_LIMIT 168167598Srrs 169167598Srrs/* asoc_resource: Max number of cached resources in an asoc */ 170167598Srrs#define SCTPCTL_ASOC_RESOURCE 19 171167598Srrs#define SCTPCTL_ASOC_RESOURCE_DESC "Max number of cached resources in an asoc" 172167598Srrs#define SCTPCTL_ASOC_RESOURCE_MIN 0 173167598Srrs#define SCTPCTL_ASOC_RESOURCE_MAX 0xFFFFFFFF 174167598Srrs#define SCTPCTL_ASOC_RESOURCE_DEFAULT SCTP_DEF_ASOC_RESC_LIMIT 175167598Srrs 176167598Srrs/* heartbeat_interval: Default heartbeat interval in msec */ 177167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL 20 178167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_DESC "Default heartbeat interval in msec" 179167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_MIN 0 180167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_MAX 0xFFFFFFFF 181167598Srrs#define SCTPCTL_HEARTBEAT_INTERVAL_DEFAULT SCTP_HB_DEFAULT_MSEC 182167598Srrs 183167598Srrs/* pmtu_raise_time: Default PMTU raise timer in sec */ 184167598Srrs#define SCTPCTL_PMTU_RAISE_TIME 21 185167598Srrs#define SCTPCTL_PMTU_RAISE_TIME_DESC "Default PMTU raise timer in sec" 186167598Srrs#define SCTPCTL_PMTU_RAISE_TIME_MIN 0 187167598Srrs#define SCTPCTL_PMTU_RAISE_TIME_MAX 0xFFFFFFFF 188167598Srrs#define SCTPCTL_PMTU_RAISE_TIME_DEFAULT SCTP_DEF_PMTU_RAISE_SEC 189167598Srrs 190167598Srrs/* shutdown_guard_time: Default shutdown guard timer in sec */ 191167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME 22 192167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_DESC "Default shutdown guard timer in sec" 193167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_MIN 0 194167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_MAX 0xFFFFFFFF 195167598Srrs#define SCTPCTL_SHUTDOWN_GUARD_TIME_DEFAULT SCTP_DEF_MAX_SHUTDOWN_SEC 196167598Srrs 197167598Srrs/* secret_lifetime: Default secret lifetime in sec */ 198167598Srrs#define SCTPCTL_SECRET_LIFETIME 23 199167598Srrs#define SCTPCTL_SECRET_LIFETIME_DESC "Default secret lifetime in sec" 200167598Srrs#define SCTPCTL_SECRET_LIFETIME_MIN 0 201167598Srrs#define SCTPCTL_SECRET_LIFETIME_MAX 0xFFFFFFFF 202167598Srrs#define SCTPCTL_SECRET_LIFETIME_DEFAULT SCTP_DEFAULT_SECRET_LIFE_SEC 203167598Srrs 204167598Srrs/* rto_max: Default maximum retransmission timeout in msec */ 205167598Srrs#define SCTPCTL_RTO_MAX 24 206167598Srrs#define SCTPCTL_RTO_MAX_DESC "Default maximum retransmission timeout in msec" 207167598Srrs#define SCTPCTL_RTO_MAX_MIN 0 208167598Srrs#define SCTPCTL_RTO_MAX_MAX 0xFFFFFFFF 209167598Srrs#define SCTPCTL_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 210167598Srrs 211167598Srrs/* rto_min: Default minimum retransmission timeout in msec */ 212167598Srrs#define SCTPCTL_RTO_MIN 25 213167598Srrs#define SCTPCTL_RTO_MIN_DESC "Default minimum retransmission timeout in msec" 214167598Srrs#define SCTPCTL_RTO_MIN_MIN 0 215167598Srrs#define SCTPCTL_RTO_MIN_MAX 0xFFFFFFFF 216167598Srrs#define SCTPCTL_RTO_MIN_DEFAULT SCTP_RTO_LOWER_BOUND 217167598Srrs 218167598Srrs/* rto_initial: Default initial retransmission timeout in msec */ 219167598Srrs#define SCTPCTL_RTO_INITIAL 26 220167598Srrs#define SCTPCTL_RTO_INITIAL_DESC "Default initial retransmission timeout in msec" 221167598Srrs#define SCTPCTL_RTO_INITIAL_MIN 0 222167598Srrs#define SCTPCTL_RTO_INITIAL_MAX 0xFFFFFFFF 223167598Srrs#define SCTPCTL_RTO_INITIAL_DEFAULT SCTP_RTO_INITIAL 224167598Srrs 225167598Srrs/* init_rto_max: Default maximum retransmission timeout during association setup in msec */ 226167598Srrs#define SCTPCTL_INIT_RTO_MAX 27 227167598Srrs#define SCTPCTL_INIT_RTO_MAX_DESC "Default maximum retransmission timeout during association setup in msec" 228167598Srrs#define SCTPCTL_INIT_RTO_MAX_MIN 0 229167598Srrs#define SCTPCTL_INIT_RTO_MAX_MAX 0xFFFFFFFF 230167598Srrs#define SCTPCTL_INIT_RTO_MAX_DEFAULT SCTP_RTO_UPPER_BOUND 231167598Srrs 232167598Srrs/* valid_cookie_life: Default cookie lifetime in sec */ 233167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE 28 234167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE_DESC "Default cookie lifetime in sec" 235167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE_MIN 0 236167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE_MAX 0xFFFFFFFF 237167598Srrs#define SCTPCTL_VALID_COOKIE_LIFE_DEFAULT SCTP_DEFAULT_COOKIE_LIFE 238167598Srrs 239167598Srrs/* init_rtx_max: Default maximum number of retransmission for INIT chunks */ 240167598Srrs#define SCTPCTL_INIT_RTX_MAX 29 241167598Srrs#define SCTPCTL_INIT_RTX_MAX_DESC "Default maximum number of retransmission for INIT chunks" 242167598Srrs#define SCTPCTL_INIT_RTX_MAX_MIN 0 243167598Srrs#define SCTPCTL_INIT_RTX_MAX_MAX 0xFFFFFFFF 244167598Srrs#define SCTPCTL_INIT_RTX_MAX_DEFAULT SCTP_DEF_MAX_INIT 245167598Srrs 246167598Srrs/* assoc_rtx_max: Default maximum number of retransmissions per association */ 247167598Srrs#define SCTPCTL_ASSOC_RTX_MAX 30 248167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_DESC "Default maximum number of retransmissions per association" 249167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_MIN 0 250167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_MAX 0xFFFFFFFF 251167598Srrs#define SCTPCTL_ASSOC_RTX_MAX_DEFAULT SCTP_DEF_MAX_SEND 252167598Srrs 253167598Srrs/* path_rtx_max: Default maximum of retransmissions per path */ 254167598Srrs#define SCTPCTL_PATH_RTX_MAX 31 255167598Srrs#define SCTPCTL_PATH_RTX_MAX_DESC "Default maximum of retransmissions per path" 256167598Srrs#define SCTPCTL_PATH_RTX_MAX_MIN 0 257167598Srrs#define SCTPCTL_PATH_RTX_MAX_MAX 0xFFFFFFFF 258167598Srrs#define SCTPCTL_PATH_RTX_MAX_DEFAULT SCTP_DEF_MAX_PATH_RTX 259167598Srrs 260167598Srrs/* add_more_on_output: When space wise is it worthwhile to try to add more to a socket send buffer */ 261167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT 32 262167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_DESC "When space wise is it worthwhile to try to add more to a socket send buffer" 263167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_MIN 0 264167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_MAX 0xFFFFFFFF 265167598Srrs#define SCTPCTL_ADD_MORE_ON_OUTPUT_DEFAULT SCTP_DEFAULT_ADD_MORE 266167598Srrs 267167598Srrs/* outgoing_streams: Default number of outgoing streams */ 268167598Srrs#define SCTPCTL_OUTGOING_STREAMS 33 269167598Srrs#define SCTPCTL_OUTGOING_STREAMS_DESC "Default number of outgoing streams" 270167598Srrs#define SCTPCTL_OUTGOING_STREAMS_MIN 1 271167598Srrs#define SCTPCTL_OUTGOING_STREAMS_MAX 65535 272167598Srrs#define SCTPCTL_OUTGOING_STREAMS_DEFAULT SCTP_OSTREAM_INITIAL 273167598Srrs 274167598Srrs/* cmt_on_off: CMT on/off flag */ 275167598Srrs#define SCTPCTL_CMT_ON_OFF 34 276167598Srrs#define SCTPCTL_CMT_ON_OFF_DESC "CMT on/off flag" 277167598Srrs#define SCTPCTL_CMT_ON_OFF_MIN 0 278167598Srrs#define SCTPCTL_CMT_ON_OFF_MAX 1 279167598Srrs#define SCTPCTL_CMT_ON_OFF_DEFAULT 0 280167598Srrs 281167598Srrs/* cwnd_maxburst: Use a CWND adjusting maxburst */ 282167598Srrs#define SCTPCTL_CWND_MAXBURST 35 283167598Srrs#define SCTPCTL_CWND_MAXBURST_DESC "Use a CWND adjusting maxburst" 284167598Srrs#define SCTPCTL_CWND_MAXBURST_MIN 0 285167598Srrs#define SCTPCTL_CWND_MAXBURST_MAX 1 286167598Srrs#define SCTPCTL_CWND_MAXBURST_DEFAULT 1 287167598Srrs 288167598Srrs/* early_fast_retran: Early Fast Retransmit with timer */ 289167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN 36 290167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_DESC "Early Fast Retransmit with timer" 291167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_MIN 0 292167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_MAX 0xFFFFFFFF 293167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_DEFAULT 0 294167598Srrs 295167598Srrs/* deadlock_detect: SMP Deadlock detection on/off */ 296168124Srrs#define SCTPCTL_DEADLOCK_DETECT 37 297167598Srrs#define SCTPCTL_DEADLOCK_DETECT_DESC "SMP Deadlock detection on/off" 298167598Srrs#define SCTPCTL_DEADLOCK_DETECT_MIN 0 299167598Srrs#define SCTPCTL_DEADLOCK_DETECT_MAX 1 300167598Srrs#define SCTPCTL_DEADLOCK_DETECT_DEFAULT 0 301167598Srrs 302167598Srrs/* early_fast_retran_msec: Early Fast Retransmit minimum timer value */ 303168124Srrs#define SCTPCTL_EARLY_FAST_RETRAN_MSEC 38 304167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DESC "Early Fast Retransmit minimum timer value" 305167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MIN 0 306167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_MAX 0xFFFFFFFF 307167598Srrs#define SCTPCTL_EARLY_FAST_RETRAN_MSEC_DEFAULT SCTP_MINFR_MSEC_TIMER 308167598Srrs 309167598Srrs/* asconf_auth_nochk: Disable SCTP ASCONF AUTH requirement */ 310168124Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK 39 311167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_DESC "Disable SCTP ASCONF AUTH requirement" 312167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_MIN 0 313167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_MAX 1 314167598Srrs#define SCTPCTL_ASCONF_AUTH_NOCHK_DEFAULT 0 315167598Srrs 316167598Srrs/* auth_disable: Disable SCTP AUTH function */ 317168124Srrs#define SCTPCTL_AUTH_DISABLE 40 318167598Srrs#define SCTPCTL_AUTH_DISABLE_DESC "Disable SCTP AUTH function" 319167598Srrs#define SCTPCTL_AUTH_DISABLE_MIN 0 320167598Srrs#define SCTPCTL_AUTH_DISABLE_MAX 1 321167598Srrs#define SCTPCTL_AUTH_DISABLE_DEFAULT 0 322167598Srrs 323167598Srrs/* nat_friendly: SCTP NAT friendly operation */ 324168124Srrs#define SCTPCTL_NAT_FRIENDLY 41 325167598Srrs#define SCTPCTL_NAT_FRIENDLY_DESC "SCTP NAT friendly operation" 326167598Srrs#define SCTPCTL_NAT_FRIENDLY_MIN 0 327167598Srrs#define SCTPCTL_NAT_FRIENDLY_MAX 1 328167598Srrs#define SCTPCTL_NAT_FRIENDLY_DEFAULT 1 329167598Srrs 330170642Srrs 331170642Srrs 332167598Srrs/* abc_l_var: SCTP ABC max increase per SACK (L) */ 333168124Srrs#define SCTPCTL_ABC_L_VAR 42 334167598Srrs#define SCTPCTL_ABC_L_VAR_DESC "SCTP ABC max increase per SACK (L)" 335167598Srrs#define SCTPCTL_ABC_L_VAR_MIN 0 336167598Srrs#define SCTPCTL_ABC_L_VAR_MAX 0xFFFFFFFF 337167598Srrs#define SCTPCTL_ABC_L_VAR_DEFAULT 1 338167598Srrs 339167598Srrs/* max_chained_mbufs: Default max number of small mbufs on a chain */ 340168124Srrs#define SCTPCTL_MAX_CHAINED_MBUFS 43 341167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_DESC "Default max number of small mbufs on a chain" 342167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_MIN 0 343167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_MAX 0xFFFFFFFF 344167598Srrs#define SCTPCTL_MAX_CHAINED_MBUFS_DEFAULT SCTP_DEFAULT_MBUFS_IN_CHAIN 345167598Srrs 346167598Srrs/* cmt_use_dac: CMT DAC on/off flag */ 347168124Srrs#define SCTPCTL_CMT_USE_DAC 44 348167598Srrs#define SCTPCTL_CMT_USE_DAC_DESC "CMT DAC on/off flag" 349167598Srrs#define SCTPCTL_CMT_USE_DAC_MIN 0 350167598Srrs#define SCTPCTL_CMT_USE_DAC_MAX 1 351167598Srrs#define SCTPCTL_CMT_USE_DAC_DEFAULT 0 352167598Srrs 353167598Srrs/* do_sctp_drain: Should SCTP respond to the drain calls */ 354168124Srrs#define SCTPCTL_DO_SCTP_DRAIN 45 355167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_DESC "Should SCTP respond to the drain calls" 356167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_MIN 0 357167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_MAX 1 358167598Srrs#define SCTPCTL_DO_SCTP_DRAIN_DEFAULT 1 359167598Srrs 360167598Srrs/* hb_max_burst: Confirmation Heartbeat max burst? */ 361168124Srrs#define SCTPCTL_HB_MAX_BURST 46 362167598Srrs#define SCTPCTL_HB_MAX_BURST_DESC "Confirmation Heartbeat max burst?" 363167598Srrs#define SCTPCTL_HB_MAX_BURST_MIN 1 364167598Srrs#define SCTPCTL_HB_MAX_BURST_MAX 0xFFFFFFFF 365167598Srrs#define SCTPCTL_HB_MAX_BURST_DEFAULT SCTP_DEF_MAX_BURST 366167598Srrs 367167598Srrs/* abort_at_limit: When one-2-one hits qlimit abort */ 368168124Srrs#define SCTPCTL_ABORT_AT_LIMIT 47 369167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_DESC "When one-2-one hits qlimit abort" 370167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_MIN 0 371167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_MAX 1 372167598Srrs#define SCTPCTL_ABORT_AT_LIMIT_DEFAULT 0 373167598Srrs 374167598Srrs/* strict_data_order: Enforce strict data ordering, abort if control inside data */ 375168124Srrs#define SCTPCTL_STRICT_DATA_ORDER 48 376167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_DESC "Enforce strict data ordering, abort if control inside data" 377167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_MIN 0 378167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_MAX 1 379167598Srrs#define SCTPCTL_STRICT_DATA_ORDER_DEFAULT 0 380167598Srrs 381168299Srrs/* min_residual: min residual in a data fragment leftover */ 382168124Srrs#define SCTPCTL_MIN_REDIDUAL 49 383168124Srrs#define SCTPCTL_MIN_RESIDUAL_DESC "Minimum residual data chunk in second part of split" 384168124Srrs#define SCTPCTL_MIN_RESIDUAL_MIN 20 385168124Srrs#define SCTPCTL_MIN_RESIDUAL_MAX 65535 386168124Srrs#define SCTPCTL_MIN_RESIDUAL_DEFAULT 1452 387168124Srrs 388168299Srrs/* max_retran_chunk: max chunk retransmissions */ 389168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK 50 390168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_DESC "Maximum times an unlucky chunk can be retran'd before assoc abort" 391168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_MIN 0 392168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_MAX 65535 393168299Srrs#define SCTPCTL_MAX_RETRAN_CHUNK_DEFAULT 30 394168124Srrs 395170744Srrs/* sctp_logging: This gives us logging when the options are enabled */ 396170744Srrs#define SCTPCTL_LOGGING_LEVEL 51 397170744Srrs#define SCTPCTL_LOGGING_LEVEL_DESC "Ltrace/KTR trace logging level" 398170744Srrs#define SCTPCTL_LOGGING_LEVEL_MIN 0 399170744Srrs#define SCTPCTL_LOGGING_LEVEL_MAX 0x007fffff 400170744Srrs#define SCTPCTL_LOGGING_LEVEL_DEFAULT 0 401168124Srrs 402168124Srrs#ifdef SCTP_DEBUG 403167598Srrs/* debug: Configure debug output */ 404170744Srrs#define SCTPCTL_DEBUG 52 405167598Srrs#define SCTPCTL_DEBUG_DESC "Configure debug output" 406167598Srrs#define SCTPCTL_DEBUG_MIN 0 407167598Srrs#define SCTPCTL_DEBUG_MAX 0xFFFFFFFF 408167598Srrs#define SCTPCTL_DEBUG_DEFAULT 0 409167598Srrs 410168124Srrs 411170744Srrs#define SCTPCTL_MAXID 52 412170744Srrs#else 413168124Srrs#define SCTPCTL_MAXID 51 414167598Srrs#endif 415167598Srrs 416167598Srrs/* 417167598Srrs * Names for SCTP sysctl objects variables. 418167598Srrs * Must match the OIDs above. 419167598Srrs */ 420167598Srrs#ifdef SCTP_DEBUG 421167598Srrs#define SCTPCTL_NAMES { \ 422167598Srrs { 0, 0 }, \ 423167598Srrs { "sendspace", CTLTYPE_INT }, \ 424167598Srrs { "recvspace", CTLTYPE_INT }, \ 425167598Srrs { "autoasconf", CTLTYPE_INT }, \ 426167598Srrs { "ecn_enable", CTLTYPE_INT }, \ 427167598Srrs { "ecn_nonce", CTLTYPE_INT }, \ 428167598Srrs { "strict_sack", CTLTYPE_INT }, \ 429167598Srrs { "looback_nocsum", CTLTYPE_INT }, \ 430167598Srrs { "strict_init", CTLTYPE_INT }, \ 431167598Srrs { "peer_chkoh", CTLTYPE_INT }, \ 432167598Srrs { "maxburst", CTLTYPE_INT }, \ 433167598Srrs { "maxchunks", CTLTYPE_INT }, \ 434167598Srrs { "delayed_sack_time", CTLTYPE_INT }, \ 435167598Srrs { "sack_freq", CTLTYPE_INT }, \ 436167598Srrs { "heartbeat_interval", CTLTYPE_INT }, \ 437167598Srrs { "pmtu_raise_time", CTLTYPE_INT }, \ 438167598Srrs { "shutdown_guard_time", CTLTYPE_INT }, \ 439167598Srrs { "secret_lifetime", CTLTYPE_INT }, \ 440167598Srrs { "rto_max", CTLTYPE_INT }, \ 441167598Srrs { "rto_min", CTLTYPE_INT }, \ 442167598Srrs { "rto_initial", CTLTYPE_INT }, \ 443167598Srrs { "init_rto_max", CTLTYPE_INT }, \ 444167598Srrs { "valid_cookie_life", CTLTYPE_INT }, \ 445167598Srrs { "init_rtx_max", CTLTYPE_INT }, \ 446167598Srrs { "assoc_rtx_max", CTLTYPE_INT }, \ 447167598Srrs { "path_rtx_max", CTLTYPE_INT }, \ 448167598Srrs { "outgoing_streams", CTLTYPE_INT }, \ 449167598Srrs { "cmt_on_off", CTLTYPE_INT }, \ 450167598Srrs { "cwnd_maxburst", CTLTYPE_INT }, \ 451167598Srrs { "early_fast_retran", CTLTYPE_INT }, \ 452167598Srrs { "deadlock_detect", CTLTYPE_INT }, \ 453167598Srrs { "early_fast_retran_msec", CTLTYPE_INT }, \ 454167598Srrs { "asconf_auth_nochk", CTLTYPE_INT }, \ 455167598Srrs { "auth_disable", CTLTYPE_INT }, \ 456167598Srrs { "nat_friendly", CTLTYPE_INT }, \ 457167598Srrs { "abc_l_var", CTLTYPE_INT }, \ 458167598Srrs { "max_mbuf_chain", CTLTYPE_INT }, \ 459167598Srrs { "cmt_use_dac", CTLTYPE_INT }, \ 460167598Srrs { "do_sctp_drain", CTLTYPE_INT }, \ 461167598Srrs { "warm_crc_table", CTLTYPE_INT }, \ 462167598Srrs { "abort_at_limit", CTLTYPE_INT }, \ 463167598Srrs { "strict_data_order", CTLTYPE_INT }, \ 464167598Srrs { "tcbhashsize", CTLTYPE_INT }, \ 465167598Srrs { "pcbhashsize", CTLTYPE_INT }, \ 466167598Srrs { "chunkscale", CTLTYPE_INT }, \ 467167598Srrs { "min_split_point", CTLTYPE_INT }, \ 468167598Srrs { "add_more_on_output", CTLTYPE_INT }, \ 469167598Srrs { "sys_resource", CTLTYPE_INT }, \ 470167598Srrs { "asoc_resource", CTLTYPE_INT }, \ 471168124Srrs { "min_residual", CTLTYPE_INT }, \ 472168124Srrs { "max_retran_chunk", CTLTYPE_INT }, \ 473170744Srrs { "sctp_logging", CTLTYPE_INT }, \ 474167598Srrs { "debug", CTLTYPE_INT }, \ 475167598Srrs} 476167598Srrs#else 477167598Srrs#define SCTPCTL_NAMES { \ 478167598Srrs { 0, 0 }, \ 479167598Srrs { "sendspace", CTLTYPE_INT }, \ 480167598Srrs { "recvspace", CTLTYPE_INT }, \ 481167598Srrs { "autoasconf", CTLTYPE_INT }, \ 482167598Srrs { "ecn_enable", CTLTYPE_INT }, \ 483167598Srrs { "ecn_nonce", CTLTYPE_INT }, \ 484167598Srrs { "strict_sack", CTLTYPE_INT }, \ 485167598Srrs { "looback_nocsum", CTLTYPE_INT }, \ 486167598Srrs { "strict_init", CTLTYPE_INT }, \ 487167598Srrs { "peer_chkoh", CTLTYPE_INT }, \ 488167598Srrs { "maxburst", CTLTYPE_INT }, \ 489167598Srrs { "maxchunks", CTLTYPE_INT }, \ 490167598Srrs { "delayed_sack_time", CTLTYPE_INT }, \ 491167598Srrs { "sack_freq", CTLTYPE_INT }, \ 492167598Srrs { "heartbeat_interval", CTLTYPE_INT }, \ 493167598Srrs { "pmtu_raise_time", CTLTYPE_INT }, \ 494167598Srrs { "shutdown_guard_time", CTLTYPE_INT }, \ 495167598Srrs { "secret_lifetime", CTLTYPE_INT }, \ 496167598Srrs { "rto_max", CTLTYPE_INT }, \ 497167598Srrs { "rto_min", CTLTYPE_INT }, \ 498167598Srrs { "rto_initial", CTLTYPE_INT }, \ 499167598Srrs { "init_rto_max", CTLTYPE_INT }, \ 500167598Srrs { "valid_cookie_life", CTLTYPE_INT }, \ 501167598Srrs { "init_rtx_max", CTLTYPE_INT }, \ 502167598Srrs { "assoc_rtx_max", CTLTYPE_INT }, \ 503167598Srrs { "path_rtx_max", CTLTYPE_INT }, \ 504167598Srrs { "outgoing_streams", CTLTYPE_INT }, \ 505167598Srrs { "cmt_on_off", CTLTYPE_INT }, \ 506167598Srrs { "cwnd_maxburst", CTLTYPE_INT }, \ 507167598Srrs { "early_fast_retran", CTLTYPE_INT }, \ 508167598Srrs { "deadlock_detect", CTLTYPE_INT }, \ 509167598Srrs { "early_fast_retran_msec", CTLTYPE_INT }, \ 510167598Srrs { "asconf_auth_nochk", CTLTYPE_INT }, \ 511167598Srrs { "auth_disable", CTLTYPE_INT }, \ 512167598Srrs { "nat_friendly", CTLTYPE_INT }, \ 513167598Srrs { "abc_l_var", CTLTYPE_INT }, \ 514167598Srrs { "max_mbuf_chain", CTLTYPE_INT }, \ 515167598Srrs { "cmt_use_dac", CTLTYPE_INT }, \ 516167598Srrs { "do_sctp_drain", CTLTYPE_INT }, \ 517167598Srrs { "warm_crc_table", CTLTYPE_INT }, \ 518167598Srrs { "abort_at_limit", CTLTYPE_INT }, \ 519167598Srrs { "strict_data_order", CTLTYPE_INT }, \ 520167598Srrs { "tcbhashsize", CTLTYPE_INT }, \ 521167598Srrs { "pcbhashsize", CTLTYPE_INT }, \ 522167598Srrs { "chunkscale", CTLTYPE_INT }, \ 523167598Srrs { "min_split_point", CTLTYPE_INT }, \ 524167598Srrs { "add_more_on_output", CTLTYPE_INT }, \ 525167598Srrs { "sys_resource", CTLTYPE_INT }, \ 526167598Srrs { "asoc_resource", CTLTYPE_INT }, \ 527168299Srrs { "min_residual", CTLTYPE_INT }, \ 528168124Srrs { "max_retran_chunk", CTLTYPE_INT }, \ 529170744Srrs { "sctp_logging", CTLTYPE_INT }, \ 530167598Srrs} 531167598Srrs#endif 532167598Srrs 533167598Srrs 534167598Srrs#if defined(_KERNEL) 535167598Srrs 536167598Srrs/* 537167598Srrs * variable definitions 538167598Srrs */ 539167598Srrsextern uint32_t sctp_sendspace; 540167598Srrsextern uint32_t sctp_recvspace; 541167598Srrsextern uint32_t sctp_auto_asconf; 542167598Srrsextern uint32_t sctp_ecn_enable; 543167598Srrsextern uint32_t sctp_ecn_nonce; 544167598Srrsextern uint32_t sctp_strict_sacks; 545167598Srrsextern uint32_t sctp_no_csum_on_loopback; 546167598Srrsextern uint32_t sctp_strict_init; 547167598Srrsextern uint32_t sctp_peer_chunk_oh; 548167598Srrsextern uint32_t sctp_max_burst_default; 549167598Srrsextern uint32_t sctp_max_chunks_on_queue; 550167598Srrsextern uint32_t sctp_hashtblsize; 551167598Srrsextern uint32_t sctp_pcbtblsize; 552167598Srrsextern uint32_t sctp_min_split_point; 553167598Srrsextern uint32_t sctp_chunkscale; 554167598Srrsextern uint32_t sctp_delayed_sack_time_default; 555167598Srrsextern uint32_t sctp_sack_freq_default; 556167598Srrsextern uint32_t sctp_system_free_resc_limit; 557167598Srrsextern uint32_t sctp_asoc_free_resc_limit; 558167598Srrsextern uint32_t sctp_heartbeat_interval_default; 559167598Srrsextern uint32_t sctp_pmtu_raise_time_default; 560167598Srrsextern uint32_t sctp_shutdown_guard_time_default; 561167598Srrsextern uint32_t sctp_secret_lifetime_default; 562167598Srrsextern uint32_t sctp_rto_max_default; 563167598Srrsextern uint32_t sctp_rto_min_default; 564167598Srrsextern uint32_t sctp_rto_initial_default; 565167598Srrsextern uint32_t sctp_init_rto_max_default; 566167598Srrsextern uint32_t sctp_valid_cookie_life_default; 567167598Srrsextern uint32_t sctp_init_rtx_max_default; 568167598Srrsextern uint32_t sctp_assoc_rtx_max_default; 569167598Srrsextern uint32_t sctp_path_rtx_max_default; 570167598Srrsextern uint32_t sctp_add_more_threshold; 571167598Srrsextern uint32_t sctp_nr_outgoing_streams_default; 572167598Srrsextern uint32_t sctp_cmt_on_off; 573167598Srrsextern uint32_t sctp_use_cwnd_based_maxburst; 574167598Srrsextern uint32_t sctp_early_fr; 575167598Srrsextern uint32_t sctp_use_rttvar_cc; 576167598Srrsextern uint32_t sctp_says_check_for_deadlock; 577167598Srrsextern uint32_t sctp_early_fr_msec; 578167598Srrsextern uint32_t sctp_asconf_auth_nochk; 579167598Srrsextern uint32_t sctp_auth_disable; 580167598Srrsextern uint32_t sctp_nat_friendly; 581167598Srrsextern uint32_t sctp_L2_abc_variable; 582167598Srrsextern uint32_t sctp_mbuf_threshold_count; 583167598Srrsextern uint32_t sctp_cmt_use_dac; 584167598Srrsextern uint32_t sctp_do_drain; 585167598Srrsextern uint32_t sctp_hb_maxburst; 586167598Srrsextern uint32_t sctp_abort_if_one_2_one_hits_limit; 587167598Srrsextern uint32_t sctp_strict_data_order; 588168124Srrsextern uint32_t sctp_min_residual; 589168124Srrsextern uint32_t sctp_max_retran_chunk; 590170744Srrsextern uint32_t sctp_logging_level; 591167598Srrs 592167598Srrs#if defined(SCTP_DEBUG) 593167598Srrsextern uint32_t sctp_debug_on; 594167598Srrs 595167598Srrs#endif 596167598Srrs 597167598Srrsextern struct sctpstat sctpstat; 598167598Srrs 599167598Srrs 600167598Srrs#ifdef SYSCTL_DECL 601167598SrrsSYSCTL_DECL(_net_inet_sctp); 602167598Srrs#endif 603167598Srrs 604167598Srrs#endif /* _KERNEL */ 605167598Srrs#endif /* __sctp_sysctl_h__ */ 606