1f8829a4aSRandall Stewart /*- 2830d754dSRandall Stewart * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 35d40cf5dSRandall Stewart * Copyright (c) 2008-2011, by Randall Stewart. All rights reserved. 45d40cf5dSRandall Stewart * Copyright (c) 2008-2011, by Michael Tuexen. All rights reserved. 5f8829a4aSRandall Stewart * 6f8829a4aSRandall Stewart * Redistribution and use in source and binary forms, with or without 7f8829a4aSRandall Stewart * modification, are permitted provided that the following conditions are met: 8f8829a4aSRandall Stewart * 9f8829a4aSRandall Stewart * a) Redistributions of source code must retain the above copyright notice, 10f8829a4aSRandall Stewart * this list of conditions and the following disclaimer. 11f8829a4aSRandall Stewart * 12f8829a4aSRandall Stewart * b) Redistributions in binary form must reproduce the above copyright 13f8829a4aSRandall Stewart * notice, this list of conditions and the following disclaimer in 14f8829a4aSRandall Stewart * the documentation and/or other materials provided with the distribution. 15f8829a4aSRandall Stewart * 16f8829a4aSRandall Stewart * c) Neither the name of Cisco Systems, Inc. nor the names of its 17f8829a4aSRandall Stewart * contributors may be used to endorse or promote products derived 18f8829a4aSRandall Stewart * from this software without specific prior written permission. 19f8829a4aSRandall Stewart * 20f8829a4aSRandall Stewart * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21f8829a4aSRandall Stewart * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22f8829a4aSRandall Stewart * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23f8829a4aSRandall Stewart * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24f8829a4aSRandall Stewart * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25f8829a4aSRandall Stewart * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26f8829a4aSRandall Stewart * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27f8829a4aSRandall Stewart * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28f8829a4aSRandall Stewart * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29f8829a4aSRandall Stewart * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30f8829a4aSRandall Stewart * THE POSSIBILITY OF SUCH DAMAGE. 31f8829a4aSRandall Stewart */ 32f8829a4aSRandall Stewart 33f8829a4aSRandall Stewart /* $KAME: sctp_constants.h,v 1.17 2005/03/06 16:04:17 itojun Exp $ */ 34f8829a4aSRandall Stewart 35f8829a4aSRandall Stewart #include <sys/cdefs.h> 36f8829a4aSRandall Stewart __FBSDID("$FreeBSD$"); 37f8829a4aSRandall Stewart 38f8829a4aSRandall Stewart #ifndef __sctp_constants_h__ 39f8829a4aSRandall Stewart #define __sctp_constants_h__ 40f8829a4aSRandall Stewart 41c54a18d2SRandall Stewart /* IANA assigned port number for SCTP over UDP encapsulation */ 42a99b6783SRandall Stewart /* For freebsd we cannot bind the port at 43a99b6783SRandall Stewart * startup. Otherwise what will happen is 44a99b6783SRandall Stewart * we really won't be bound. The user must 45a99b6783SRandall Stewart * put it into the sysctl... or we need 46a99b6783SRandall Stewart * to build a special timer for this to allow 47a99b6783SRandall Stewart * us to wait 1 second or so after the system 48a99b6783SRandall Stewart * comes up. 49a99b6783SRandall Stewart */ 50a99b6783SRandall Stewart #define SCTP_OVER_UDP_TUNNELING_PORT 0 5142551e99SRandall Stewart /* Number of packets to get before sack sent by default */ 5242551e99SRandall Stewart #define SCTP_DEFAULT_SACK_FREQ 2 5342551e99SRandall Stewart 5442551e99SRandall Stewart /* Address limit - This variable is calculated 55bff64a4dSRandall Stewart * based on an 65535 byte max ip packet. We take out 100 bytes 5642551e99SRandall Stewart * for the cookie, 40 bytes for a v6 header and 32 5742551e99SRandall Stewart * bytes for the init structure. A second init structure 5842551e99SRandall Stewart * for the init-ack and then finally a third one for the 5942551e99SRandall Stewart * imbedded init. This yeilds 100+40+(3 * 32) = 236 bytes. 60bff64a4dSRandall Stewart * This leaves 65299 bytes for addresses. We throw out the 299 bytes. 61bff64a4dSRandall Stewart * Now whatever we send in the INIT() we need to allow to get back in the 6242551e99SRandall Stewart * INIT-ACK plus all the values from INIT and INIT-ACK 6342551e99SRandall Stewart * listed in the cookie. Plus we need some overhead for 6442551e99SRandall Stewart * maybe copied parameters in the COOKIE. If we 65bff64a4dSRandall Stewart * allow 1080 addresses, and each side has 1080 V6 addresses 66bff64a4dSRandall Stewart * that will be 21600 bytes. In the INIT-ACK we will 67bff64a4dSRandall Stewart * see the INIT-ACK 21600 + 43200 in the cookie. This leaves 68bff64a4dSRandall Stewart * about 500 bytes slack for misc things in the cookie. 6942551e99SRandall Stewart */ 70bff64a4dSRandall Stewart #define SCTP_ADDRESS_LIMIT 1080 7142551e99SRandall Stewart 722afb3e84SRandall Stewart /* We need at least 2k of space for us, inits 732afb3e84SRandall Stewart * larger than that lets abort. 742afb3e84SRandall Stewart */ 752afb3e84SRandall Stewart #define SCTP_LARGEST_INIT_ACCEPTED (65535 - 2048) 762afb3e84SRandall Stewart 7742551e99SRandall Stewart /* Number of addresses where we just skip the counting */ 7842551e99SRandall Stewart #define SCTP_COUNT_LIMIT 40 7942551e99SRandall Stewart 80d61a0ae0SRandall Stewart #define SCTP_ZERO_COPY_TICK_DELAY (((100 * hz) + 999) / 1000) 81ad21a364SRandall Stewart #define SCTP_ZERO_COPY_SENDQ_TICK_DELAY (((100 * hz) + 999) / 1000) 82d61a0ae0SRandall Stewart 8342551e99SRandall Stewart /* Number of ticks to delay before running 8442551e99SRandall Stewart * iterator on an address change. 8542551e99SRandall Stewart */ 8642551e99SRandall Stewart #define SCTP_ADDRESS_TICK_DELAY 2 87f8829a4aSRandall Stewart 88f8829a4aSRandall Stewart #define SCTP_VERSION_STRING "KAME-BSD 1.1" 89f8829a4aSRandall Stewart /* #define SCTP_AUDITING_ENABLED 1 used for debug/auditing */ 90f8829a4aSRandall Stewart #define SCTP_AUDIT_SIZE 256 91f8829a4aSRandall Stewart 9242551e99SRandall Stewart 9342551e99SRandall Stewart #define SCTP_KTRHEAD_NAME "sctp_iterator" 94dec7fa27SMichael Tuexen #define SCTP_KTHREAD_PAGES 0 9542551e99SRandall Stewart 96bfc46083SRandall Stewart #define SCTP_MCORE_NAME "sctp_core_worker" 97bfc46083SRandall Stewart 9842551e99SRandall Stewart 9942551e99SRandall Stewart /* If you support Multi-VRF how big to 10042551e99SRandall Stewart * make the initial array of VRF's to. 10142551e99SRandall Stewart */ 10242551e99SRandall Stewart #define SCTP_DEFAULT_VRF_SIZE 4 10342551e99SRandall Stewart 10418e198d3SRandall Stewart /* constants for rto calc */ 10518e198d3SRandall Stewart #define sctp_align_safe_nocopy 0 10618e198d3SRandall Stewart #define sctp_align_unsafe_makecopy 1 10718e198d3SRandall Stewart 108b54d3a6cSRandall Stewart /* JRS - Values defined for the HTCP algorithm */ 109b54d3a6cSRandall Stewart #define ALPHA_BASE (1<<7) /* 1.0 with shift << 7 */ 110b54d3a6cSRandall Stewart #define BETA_MIN (1<<6) /* 0.5 with shift << 7 */ 111b54d3a6cSRandall Stewart #define BETA_MAX 102 /* 0.8 with shift << 7 */ 112b54d3a6cSRandall Stewart 113f8829a4aSRandall Stewart /* Places that CWND log can happen from */ 114f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_FR 1 115f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_RTX 2 116f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_BRST 3 117f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_SS 4 118f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_CA 5 119f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_SAT 6 120f8829a4aSRandall Stewart #define SCTP_BLOCK_LOG_INTO_BLK 7 121f8829a4aSRandall Stewart #define SCTP_BLOCK_LOG_OUTOF_BLK 8 122f8829a4aSRandall Stewart #define SCTP_BLOCK_LOG_CHECK 9 123f8829a4aSRandall Stewart #define SCTP_STR_LOG_FROM_INTO_STRD 10 124f8829a4aSRandall Stewart #define SCTP_STR_LOG_FROM_IMMED_DEL 11 125f8829a4aSRandall Stewart #define SCTP_STR_LOG_FROM_INSERT_HD 12 126f8829a4aSRandall Stewart #define SCTP_STR_LOG_FROM_INSERT_MD 13 127f8829a4aSRandall Stewart #define SCTP_STR_LOG_FROM_INSERT_TL 14 128f8829a4aSRandall Stewart #define SCTP_STR_LOG_FROM_MARK_TSN 15 129f8829a4aSRandall Stewart #define SCTP_STR_LOG_FROM_EXPRS_DEL 16 130f8829a4aSRandall Stewart #define SCTP_FR_LOG_BIGGEST_TSNS 17 131f8829a4aSRandall Stewart #define SCTP_FR_LOG_STRIKE_TEST 18 132f8829a4aSRandall Stewart #define SCTP_FR_LOG_STRIKE_CHUNK 19 133f8829a4aSRandall Stewart #define SCTP_FR_T3_TIMEOUT 20 134f8829a4aSRandall Stewart #define SCTP_MAP_PREPARE_SLIDE 21 135f8829a4aSRandall Stewart #define SCTP_MAP_SLIDE_FROM 22 136f8829a4aSRandall Stewart #define SCTP_MAP_SLIDE_RESULT 23 137f8829a4aSRandall Stewart #define SCTP_MAP_SLIDE_CLEARED 24 138f8829a4aSRandall Stewart #define SCTP_MAP_SLIDE_NONE 25 139f8829a4aSRandall Stewart #define SCTP_FR_T3_MARK_TIME 26 140f8829a4aSRandall Stewart #define SCTP_FR_T3_MARKED 27 141f8829a4aSRandall Stewart #define SCTP_FR_T3_STOPPED 28 142f8829a4aSRandall Stewart #define SCTP_FR_MARKED 30 143f8829a4aSRandall Stewart #define SCTP_CWND_LOG_NOADV_SS 31 144f8829a4aSRandall Stewart #define SCTP_CWND_LOG_NOADV_CA 32 145f8829a4aSRandall Stewart #define SCTP_MAX_BURST_APPLIED 33 146f8829a4aSRandall Stewart #define SCTP_MAX_IFP_APPLIED 34 147f8829a4aSRandall Stewart #define SCTP_MAX_BURST_ERROR_STOP 35 148f8829a4aSRandall Stewart #define SCTP_INCREASE_PEER_RWND 36 149f8829a4aSRandall Stewart #define SCTP_DECREASE_PEER_RWND 37 150f8829a4aSRandall Stewart #define SCTP_SET_PEER_RWND_VIA_SACK 38 151f8829a4aSRandall Stewart #define SCTP_LOG_MBCNT_INCREASE 39 152f8829a4aSRandall Stewart #define SCTP_LOG_MBCNT_DECREASE 40 153f8829a4aSRandall Stewart #define SCTP_LOG_MBCNT_CHKSET 41 154f8829a4aSRandall Stewart #define SCTP_LOG_NEW_SACK 42 155f8829a4aSRandall Stewart #define SCTP_LOG_TSN_ACKED 43 156f8829a4aSRandall Stewart #define SCTP_LOG_TSN_REVOKED 44 157f8829a4aSRandall Stewart #define SCTP_LOG_LOCK_TCB 45 158f8829a4aSRandall Stewart #define SCTP_LOG_LOCK_INP 46 159f8829a4aSRandall Stewart #define SCTP_LOG_LOCK_SOCK 47 160f8829a4aSRandall Stewart #define SCTP_LOG_LOCK_SOCKBUF_R 48 161f8829a4aSRandall Stewart #define SCTP_LOG_LOCK_SOCKBUF_S 49 162f8829a4aSRandall Stewart #define SCTP_LOG_LOCK_CREATE 50 163f8829a4aSRandall Stewart #define SCTP_LOG_INITIAL_RTT 51 164f8829a4aSRandall Stewart #define SCTP_LOG_RTTVAR 52 165f8829a4aSRandall Stewart #define SCTP_LOG_SBALLOC 53 166f8829a4aSRandall Stewart #define SCTP_LOG_SBFREE 54 167f8829a4aSRandall Stewart #define SCTP_LOG_SBRESULT 55 168f8829a4aSRandall Stewart #define SCTP_FR_DUPED 56 169f8829a4aSRandall Stewart #define SCTP_FR_MARKED_EARLY 57 170f8829a4aSRandall Stewart #define SCTP_FR_CWND_REPORT 58 171f8829a4aSRandall Stewart #define SCTP_FR_CWND_REPORT_START 59 172f8829a4aSRandall Stewart #define SCTP_FR_CWND_REPORT_STOP 60 173f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_SEND 61 174f8829a4aSRandall Stewart #define SCTP_CWND_INITIALIZATION 62 175f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_T3 63 176f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_SACK 64 177f8829a4aSRandall Stewart #define SCTP_CWND_LOG_NO_CUMACK 65 178f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FROM_RESEND 66 179f8829a4aSRandall Stewart #define SCTP_FR_LOG_CHECK_STRIKE 67 180f8829a4aSRandall Stewart #define SCTP_SEND_NOW_COMPLETES 68 181f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FILL_OUTQ_CALLED 69 182f8829a4aSRandall Stewart #define SCTP_CWND_LOG_FILL_OUTQ_FILLS 70 183f8829a4aSRandall Stewart #define SCTP_LOG_FREE_SENT 71 184f8829a4aSRandall Stewart #define SCTP_NAGLE_APPLIED 72 185f8829a4aSRandall Stewart #define SCTP_NAGLE_SKIPPED 73 186f8829a4aSRandall Stewart #define SCTP_WAKESND_FROM_SACK 74 187f8829a4aSRandall Stewart #define SCTP_WAKESND_FROM_FWDTSN 75 188f8829a4aSRandall Stewart #define SCTP_NOWAKE_FROM_SACK 76 189f8829a4aSRandall Stewart #define SCTP_CWNDLOG_PRESEND 77 190f8829a4aSRandall Stewart #define SCTP_CWNDLOG_ENDSEND 78 191f8829a4aSRandall Stewart #define SCTP_AT_END_OF_SACK 79 192f8829a4aSRandall Stewart #define SCTP_REASON_FOR_SC 80 193f8829a4aSRandall Stewart #define SCTP_BLOCK_LOG_INTO_BLKA 81 194f8829a4aSRandall Stewart #define SCTP_ENTER_USER_RECV 82 195f8829a4aSRandall Stewart #define SCTP_USER_RECV_SACKS 83 196f8829a4aSRandall Stewart #define SCTP_SORECV_BLOCKSA 84 197f8829a4aSRandall Stewart #define SCTP_SORECV_BLOCKSB 85 198f8829a4aSRandall Stewart #define SCTP_SORECV_DONE 86 199f8829a4aSRandall Stewart #define SCTP_SACK_RWND_UPDATE 87 200f8829a4aSRandall Stewart #define SCTP_SORECV_ENTER 88 201f8829a4aSRandall Stewart #define SCTP_SORECV_ENTERPL 89 202f8829a4aSRandall Stewart #define SCTP_MBUF_INPUT 90 203f8829a4aSRandall Stewart #define SCTP_MBUF_IALLOC 91 204f8829a4aSRandall Stewart #define SCTP_MBUF_IFREE 92 205f8829a4aSRandall Stewart #define SCTP_MBUF_ICOPY 93 2062a3eb019SRandall Stewart #define SCTP_MBUF_SPLIT 94 2072a3eb019SRandall Stewart #define SCTP_SORCV_FREECTL 95 2082a3eb019SRandall Stewart #define SCTP_SORCV_DOESCPY 96 2092a3eb019SRandall Stewart #define SCTP_SORCV_DOESLCK 97 2102a3eb019SRandall Stewart #define SCTP_SORCV_DOESADJ 98 2112a3eb019SRandall Stewart #define SCTP_SORCV_BOTWHILE 99 2122a3eb019SRandall Stewart #define SCTP_SORCV_PASSBF 100 2132a3eb019SRandall Stewart #define SCTP_SORCV_ADJD 101 2142a3eb019SRandall Stewart #define SCTP_UNKNOWN_MAX 102 2152a3eb019SRandall Stewart #define SCTP_RANDY_STUFF 103 2162a3eb019SRandall Stewart #define SCTP_RANDY_STUFF1 104 2172a3eb019SRandall Stewart #define SCTP_STRMOUT_LOG_ASSIGN 105 2182a3eb019SRandall Stewart #define SCTP_STRMOUT_LOG_SEND 106 2192a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_DOWN_CA 107 2202a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_UP 108 2212a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_DOWN_GAP 109 2222a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_DOWN_RSND 110 2232a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_UP_RSND 111 2242a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_DOWN_RSND_TO 112 2252a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_DOWN_WP 113 2262a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_UP_REVOKE 114 2272a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_DOWN_PDRP 115 2282a3eb019SRandall Stewart #define SCTP_FLIGHT_LOG_DOWN_PMTU 116 2292a3eb019SRandall Stewart #define SCTP_SACK_LOG_NORMAL 117 2302a3eb019SRandall Stewart #define SCTP_SACK_LOG_EXPRESS 118 2312a3eb019SRandall Stewart #define SCTP_MAP_TSN_ENTERS 119 2322a3eb019SRandall Stewart #define SCTP_THRESHOLD_CLEAR 120 2332a3eb019SRandall Stewart #define SCTP_THRESHOLD_INCR 121 234dfb11ef8SRandall Stewart #define SCTP_FLIGHT_LOG_DWN_WP_FWD 122 2350c0982b8SRandall Stewart #define SCTP_FWD_TSN_CHECK 123 2360c0982b8SRandall Stewart #define SCTP_LOG_MAX_TYPES 124 237f8829a4aSRandall Stewart /* 23880fefe0aSRandall Stewart * To turn on various logging, you must first enable 'options KTR' and 23980fefe0aSRandall Stewart * you might want to bump the entires 'options KTR_ENTRIES=80000'. 24080fefe0aSRandall Stewart * To get something to log you define one of the logging defines. 24180fefe0aSRandall Stewart * (see LINT). 242f8829a4aSRandall Stewart * 24380fefe0aSRandall Stewart * This gets the compile in place, but you still need to turn the 24480fefe0aSRandall Stewart * logging flag on too in the sysctl (see in sctp.h). 245f8829a4aSRandall Stewart */ 246c4739e2fSRandall Stewart 247f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_UNKNOWN 0 248f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_CWND 1 249f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_BLOCK 2 250f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_STRM 3 251f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_FR 4 252f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_MAP 5 253f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_MAXBURST 6 254f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_RWND 7 255f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_MBCNT 8 256f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_SACK 9 257f8829a4aSRandall Stewart #define SCTP_LOG_LOCK_EVENT 10 258f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_RTT 11 259f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_SB 12 260f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_NAGLE 13 261f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_WAKE 14 262f8829a4aSRandall Stewart #define SCTP_LOG_MISC_EVENT 15 263f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_CLOSE 16 264f8829a4aSRandall Stewart #define SCTP_LOG_EVENT_MBUF 17 26580fefe0aSRandall Stewart #define SCTP_LOG_CHUNK_PROC 18 26680fefe0aSRandall Stewart #define SCTP_LOG_ERROR_RET 19 267f8829a4aSRandall Stewart 26880fefe0aSRandall Stewart #define SCTP_LOG_MAX_EVENT 20 269f8829a4aSRandall Stewart 270f8829a4aSRandall Stewart #define SCTP_LOCK_UNKNOWN 2 271f8829a4aSRandall Stewart 272f8829a4aSRandall Stewart 273f8829a4aSRandall Stewart /* number of associations by default for zone allocation */ 274f8829a4aSRandall Stewart #define SCTP_MAX_NUM_OF_ASOC 40000 275f8829a4aSRandall Stewart /* how many addresses per assoc remote and local */ 276f8829a4aSRandall Stewart #define SCTP_SCALE_FOR_ADDR 2 277f8829a4aSRandall Stewart 278f8829a4aSRandall Stewart /* default AUTO_ASCONF mode enable(1)/disable(0) value (sysctl) */ 27942551e99SRandall Stewart #define SCTP_DEFAULT_AUTO_ASCONF 1 280f8829a4aSRandall Stewart 281c54a18d2SRandall Stewart /* default MULTIPLE_ASCONF mode enable(1)/disable(0) value (sysctl) */ 282c54a18d2SRandall Stewart #define SCTP_DEFAULT_MULTIPLE_ASCONFS 0 283c54a18d2SRandall Stewart 2842afb3e84SRandall Stewart /* default MOBILITY_BASE mode enable(1)/disable(0) value (sysctl) */ 2852afb3e84SRandall Stewart #define SCTP_DEFAULT_MOBILITY_BASE 0 2862afb3e84SRandall Stewart 2872afb3e84SRandall Stewart /* default MOBILITY_FASTHANDOFF mode enable(1)/disable(0) value (sysctl) */ 2882afb3e84SRandall Stewart #define SCTP_DEFAULT_MOBILITY_FASTHANDOFF 0 2892afb3e84SRandall Stewart 290f8829a4aSRandall Stewart /* 291f8829a4aSRandall Stewart * Theshold for rwnd updates, we have to read (sb_hiwat >> 292f8829a4aSRandall Stewart * SCTP_RWND_HIWAT_SHIFT) before we will look to see if we need to send a 293f8829a4aSRandall Stewart * window update sack. When we look, we compare the last rwnd we sent vs the 294f8829a4aSRandall Stewart * current rwnd. It too must be greater than this value. Using 3 divdes the 295f8829a4aSRandall Stewart * hiwat by 8, so for 200k rwnd we need to read 24k. For a 64k rwnd we need 296f8829a4aSRandall Stewart * to read 8k. This seems about right.. I hope :-D.. we do set a 297f8829a4aSRandall Stewart * min of a MTU on it so if the rwnd is real small we will insist 298f8829a4aSRandall Stewart * on a full MTU of 1500 bytes. 299f8829a4aSRandall Stewart */ 300f8829a4aSRandall Stewart #define SCTP_RWND_HIWAT_SHIFT 3 301f8829a4aSRandall Stewart 302f8829a4aSRandall Stewart /* How much of the rwnd must the 303f8829a4aSRandall Stewart * message be taking up to start partial delivery. 304f8829a4aSRandall Stewart * We calculate this by shifing the hi_water (recv_win) 305f8829a4aSRandall Stewart * left the following .. set to 1, when a message holds 306f8829a4aSRandall Stewart * 1/2 the rwnd. If we set it to 2 when a message holds 307f8829a4aSRandall Stewart * 1/4 the rwnd...etc.. 308f8829a4aSRandall Stewart */ 309f8829a4aSRandall Stewart 310f8829a4aSRandall Stewart #define SCTP_PARTIAL_DELIVERY_SHIFT 1 311f8829a4aSRandall Stewart 312f8829a4aSRandall Stewart /* 313f8829a4aSRandall Stewart * default HMAC for cookies, etc... use one of the AUTH HMAC id's 314f8829a4aSRandall Stewart * SCTP_HMAC is the HMAC_ID to use 315f8829a4aSRandall Stewart * SCTP_SIGNATURE_SIZE is the digest length 316f8829a4aSRandall Stewart */ 317f8829a4aSRandall Stewart #define SCTP_HMAC SCTP_AUTH_HMAC_ID_SHA1 318f8829a4aSRandall Stewart #define SCTP_SIGNATURE_SIZE SCTP_AUTH_DIGEST_LEN_SHA1 319f8829a4aSRandall Stewart #define SCTP_SIGNATURE_ALOC_SIZE SCTP_SIGNATURE_SIZE 320f8829a4aSRandall Stewart 321f8829a4aSRandall Stewart /* 322f8829a4aSRandall Stewart * the SCTP protocol signature this includes the version number encoded in 323f8829a4aSRandall Stewart * the last 4 bits of the signature. 324f8829a4aSRandall Stewart */ 325f8829a4aSRandall Stewart #define PROTO_SIGNATURE_A 0x30000000 326f8829a4aSRandall Stewart #define SCTP_VERSION_NUMBER 0x3 327f8829a4aSRandall Stewart 328f8829a4aSRandall Stewart #define MAX_TSN 0xffffffff 329f8829a4aSRandall Stewart 330f8829a4aSRandall Stewart /* how many executions every N tick's */ 331f8829a4aSRandall Stewart #define SCTP_ITERATOR_MAX_AT_ONCE 20 332f8829a4aSRandall Stewart 333f8829a4aSRandall Stewart /* number of clock ticks between iterator executions */ 334f8829a4aSRandall Stewart #define SCTP_ITERATOR_TICKS 1 335f8829a4aSRandall Stewart 336f8829a4aSRandall Stewart /* 337f8829a4aSRandall Stewart * option: If you comment out the following you will receive the old behavior 338f8829a4aSRandall Stewart * of obeying cwnd for the fast retransmit algorithm. With this defined a FR 339f8829a4aSRandall Stewart * happens right away with-out waiting for the flightsize to drop below the 340f8829a4aSRandall Stewart * cwnd value (which is reduced by the FR to 1/2 the inflight packets). 341f8829a4aSRandall Stewart */ 342f8829a4aSRandall Stewart #define SCTP_IGNORE_CWND_ON_FR 1 343f8829a4aSRandall Stewart 344f8829a4aSRandall Stewart /* 345f8829a4aSRandall Stewart * Adds implementors guide behavior to only use newest highest update in SACK 346f8829a4aSRandall Stewart * gap ack's to figure out if you need to stroke a chunk for FR. 347f8829a4aSRandall Stewart */ 348f8829a4aSRandall Stewart #define SCTP_NO_FR_UNLESS_SEGMENT_SMALLER 1 349f8829a4aSRandall Stewart 350f8cdf876SMichael Tuexen /* default max I can burst out after a fast retransmit, 0 disables it */ 351f8cdf876SMichael Tuexen #define SCTP_DEF_MAX_BURST 0 352899288aeSRandall Stewart #define SCTP_DEF_HBMAX_BURST 4 353899288aeSRandall Stewart #define SCTP_DEF_FRMAX_BURST 4 354899288aeSRandall Stewart 355899288aeSRandall Stewart /* RTO calculation flag to say if it 356899288aeSRandall Stewart * is safe to determine local lan or not. 357899288aeSRandall Stewart */ 358*f79aab18SRandall Stewart #define SCTP_RTT_FROM_NON_DATA 0 359*f79aab18SRandall Stewart #define SCTP_RTT_FROM_DATA 1 360899288aeSRandall Stewart 361899288aeSRandall Stewart 362f8829a4aSRandall Stewart /* IP hdr (20/40) + 12+2+2 (enet) + sctp common 12 */ 363f8829a4aSRandall Stewart #define SCTP_FIRST_MBUF_RESV 68 364f8829a4aSRandall Stewart /* Packet transmit states in the sent field */ 365f8829a4aSRandall Stewart #define SCTP_DATAGRAM_UNSENT 0 366f8829a4aSRandall Stewart #define SCTP_DATAGRAM_SENT 1 367f8829a4aSRandall Stewart #define SCTP_DATAGRAM_RESEND1 2 /* not used (in code, but may 368f8829a4aSRandall Stewart * hit this value) */ 369f8829a4aSRandall Stewart #define SCTP_DATAGRAM_RESEND2 3 /* not used (in code, but may 370f8829a4aSRandall Stewart * hit this value) */ 371f8829a4aSRandall Stewart #define SCTP_DATAGRAM_RESEND 4 372f8829a4aSRandall Stewart #define SCTP_DATAGRAM_ACKED 10010 373f8829a4aSRandall Stewart #define SCTP_DATAGRAM_MARKED 20010 374f8829a4aSRandall Stewart #define SCTP_FORWARD_TSN_SKIP 30010 375f8829a4aSRandall Stewart 376f8829a4aSRandall Stewart /* chunk output send from locations */ 377f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_USR_SEND 0 378f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_T3 1 379f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_INPUT_ERROR 2 380f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_CONTROL_PROC 3 381f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_SACK_TMR 4 382f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_SHUT_TMR 5 383f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_HB_TMR 6 384f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_SHUT_ACK_TMR 7 385f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_ASCONF_TMR 8 386f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_STRRST_TMR 9 387f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_AUTOCLOSE_TMR 10 388f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_EARLY_FR_TMR 11 389f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_STRRST_REQ 12 390f8829a4aSRandall Stewart #define SCTP_OUTPUT_FROM_USR_RCVD 13 3917f34832bSRandall Stewart #define SCTP_OUTPUT_FROM_COOKIE_ACK 14 39242551e99SRandall Stewart #define SCTP_OUTPUT_FROM_DRAIN 15 3932afb3e84SRandall Stewart #define SCTP_OUTPUT_FROM_CLOSING 16 394f8829a4aSRandall Stewart /* SCTP chunk types are moved sctp.h for application (NAT, FW) use */ 395f8829a4aSRandall Stewart 396f8829a4aSRandall Stewart /* align to 32-bit sizes */ 397f8829a4aSRandall Stewart #define SCTP_SIZE32(x) ((((x)+3) >> 2) << 2) 398f8829a4aSRandall Stewart 399f8829a4aSRandall Stewart #define IS_SCTP_CONTROL(a) ((a)->chunk_type != SCTP_DATA) 400f8829a4aSRandall Stewart #define IS_SCTP_DATA(a) ((a)->chunk_type == SCTP_DATA) 401f8829a4aSRandall Stewart 402f8829a4aSRandall Stewart 403f8829a4aSRandall Stewart /* SCTP parameter types */ 404f8829a4aSRandall Stewart /*************0x0000 series*************/ 405f8829a4aSRandall Stewart #define SCTP_HEARTBEAT_INFO 0x0001 406f8829a4aSRandall Stewart #define SCTP_IPV4_ADDRESS 0x0005 407f8829a4aSRandall Stewart #define SCTP_IPV6_ADDRESS 0x0006 408f8829a4aSRandall Stewart #define SCTP_STATE_COOKIE 0x0007 409f8829a4aSRandall Stewart #define SCTP_UNRECOG_PARAM 0x0008 410f8829a4aSRandall Stewart #define SCTP_COOKIE_PRESERVE 0x0009 411f8829a4aSRandall Stewart #define SCTP_HOSTNAME_ADDRESS 0x000b 412f8829a4aSRandall Stewart #define SCTP_SUPPORTED_ADDRTYPE 0x000c 413f8829a4aSRandall Stewart 414ea44232bSRandall Stewart /* draft-ietf-stewart-tsvwg-strreset-xxx */ 415f8829a4aSRandall Stewart #define SCTP_STR_RESET_OUT_REQUEST 0x000d 416f8829a4aSRandall Stewart #define SCTP_STR_RESET_IN_REQUEST 0x000e 417f8829a4aSRandall Stewart #define SCTP_STR_RESET_TSN_REQUEST 0x000f 418f8829a4aSRandall Stewart #define SCTP_STR_RESET_RESPONSE 0x0010 419ea44232bSRandall Stewart #define SCTP_STR_RESET_ADD_STREAMS 0x0011 420f8829a4aSRandall Stewart 421f8829a4aSRandall Stewart #define SCTP_MAX_RESET_PARAMS 2 422f8829a4aSRandall Stewart #define SCTP_STREAM_RESET_TSN_DELTA 0x1000 423f8829a4aSRandall Stewart 424f8829a4aSRandall Stewart /*************0x4000 series*************/ 425f8829a4aSRandall Stewart 426f8829a4aSRandall Stewart /*************0x8000 series*************/ 427f8829a4aSRandall Stewart #define SCTP_ECN_CAPABLE 0x8000 428493d8e5aSRandall Stewart 429f8829a4aSRandall Stewart /* draft-ietf-tsvwg-auth-xxx */ 430f8829a4aSRandall Stewart #define SCTP_RANDOM 0x8002 431f8829a4aSRandall Stewart #define SCTP_CHUNK_LIST 0x8003 432f8829a4aSRandall Stewart #define SCTP_HMAC_LIST 0x8004 433f8829a4aSRandall Stewart /* 434f8829a4aSRandall Stewart * draft-ietf-tsvwg-addip-sctp-xx param=0x8008 len=0xNNNN Byte | Byte | Byte 435f8829a4aSRandall Stewart * | Byte Byte | Byte ... 436f8829a4aSRandall Stewart * 437f8829a4aSRandall Stewart * Where each byte is a chunk type extension supported. For example, to support 438f8829a4aSRandall Stewart * all chunks one would have (in hex): 439f8829a4aSRandall Stewart * 440f8829a4aSRandall Stewart * 80 01 00 09 C0 C1 80 81 82 00 00 00 441f8829a4aSRandall Stewart * 442f8829a4aSRandall Stewart * Has the parameter. C0 = PR-SCTP (RFC3758) C1, 80 = ASCONF (addip draft) 81 443f8829a4aSRandall Stewart * = Packet Drop 82 = Stream Reset 83 = Authentication 444f8829a4aSRandall Stewart */ 445f8829a4aSRandall Stewart #define SCTP_SUPPORTED_CHUNK_EXT 0x8008 446f8829a4aSRandall Stewart 447f8829a4aSRandall Stewart /*************0xC000 series*************/ 448f8829a4aSRandall Stewart #define SCTP_PRSCTP_SUPPORTED 0xc000 449f8829a4aSRandall Stewart /* draft-ietf-tsvwg-addip-sctp */ 450f8829a4aSRandall Stewart #define SCTP_ADD_IP_ADDRESS 0xc001 451f8829a4aSRandall Stewart #define SCTP_DEL_IP_ADDRESS 0xc002 452f8829a4aSRandall Stewart #define SCTP_ERROR_CAUSE_IND 0xc003 453f8829a4aSRandall Stewart #define SCTP_SET_PRIM_ADDR 0xc004 454f8829a4aSRandall Stewart #define SCTP_SUCCESS_REPORT 0xc005 455f8829a4aSRandall Stewart #define SCTP_ULP_ADAPTATION 0xc006 456830d754dSRandall Stewart /* behave-nat-draft */ 457830d754dSRandall Stewart #define SCTP_HAS_NAT_SUPPORT 0xc007 458830d754dSRandall Stewart #define SCTP_NAT_VTAGS 0xc008 459f8829a4aSRandall Stewart 460f8829a4aSRandall Stewart /* Notification error codes */ 461f8829a4aSRandall Stewart #define SCTP_NOTIFY_DATAGRAM_UNSENT 0x0001 462f8829a4aSRandall Stewart #define SCTP_NOTIFY_DATAGRAM_SENT 0x0002 463f8829a4aSRandall Stewart #define SCTP_FAILED_THRESHOLD 0x0004 464f8829a4aSRandall Stewart #define SCTP_HEARTBEAT_SUCCESS 0x0008 465851b7298SRandall Stewart #define SCTP_RESPONSE_TO_USER_REQ 0x0010 466851b7298SRandall Stewart #define SCTP_INTERNAL_ERROR 0x0020 467851b7298SRandall Stewart #define SCTP_SHUTDOWN_GUARD_EXPIRES 0x0040 468851b7298SRandall Stewart #define SCTP_RECEIVED_SACK 0x0080 469851b7298SRandall Stewart #define SCTP_PEER_FAULTY 0x0100 470851b7298SRandall Stewart #define SCTP_ICMP_REFUSED 0x0200 471f8829a4aSRandall Stewart 472f8829a4aSRandall Stewart /* bits for TOS field */ 473f8829a4aSRandall Stewart #define SCTP_ECT0_BIT 0x02 474f8829a4aSRandall Stewart #define SCTP_ECT1_BIT 0x01 475f8829a4aSRandall Stewart #define SCTP_CE_BITS 0x03 476f8829a4aSRandall Stewart 477f8829a4aSRandall Stewart /* below turns off above */ 478f8829a4aSRandall Stewart #define SCTP_FLEXIBLE_ADDRESS 0x20 479f8829a4aSRandall Stewart #define SCTP_NO_HEARTBEAT 0x40 480f8829a4aSRandall Stewart 481f8829a4aSRandall Stewart /* mask to get sticky */ 482f8829a4aSRandall Stewart #define SCTP_STICKY_OPTIONS_MASK 0x0c 483f8829a4aSRandall Stewart 484f8829a4aSRandall Stewart 485f8829a4aSRandall Stewart /* 486f8829a4aSRandall Stewart * SCTP states for internal state machine XXX (should match "user" values) 487f8829a4aSRandall Stewart */ 488f8829a4aSRandall Stewart #define SCTP_STATE_EMPTY 0x0000 489f8829a4aSRandall Stewart #define SCTP_STATE_INUSE 0x0001 490f8829a4aSRandall Stewart #define SCTP_STATE_COOKIE_WAIT 0x0002 491f8829a4aSRandall Stewart #define SCTP_STATE_COOKIE_ECHOED 0x0004 492f8829a4aSRandall Stewart #define SCTP_STATE_OPEN 0x0008 493f8829a4aSRandall Stewart #define SCTP_STATE_SHUTDOWN_SENT 0x0010 494f8829a4aSRandall Stewart #define SCTP_STATE_SHUTDOWN_RECEIVED 0x0020 495f8829a4aSRandall Stewart #define SCTP_STATE_SHUTDOWN_ACK_SENT 0x0040 496f8829a4aSRandall Stewart #define SCTP_STATE_SHUTDOWN_PENDING 0x0080 497f8829a4aSRandall Stewart #define SCTP_STATE_CLOSED_SOCKET 0x0100 498f8829a4aSRandall Stewart #define SCTP_STATE_ABOUT_TO_BE_FREED 0x0200 499f8829a4aSRandall Stewart #define SCTP_STATE_PARTIAL_MSG_LEFT 0x0400 50063981c2bSRandall Stewart #define SCTP_STATE_WAS_ABORTED 0x0800 50188a7eb29SRandall Stewart #define SCTP_STATE_IN_ACCEPT_QUEUE 0x1000 502f8829a4aSRandall Stewart #define SCTP_STATE_MASK 0x007f 503f8829a4aSRandall Stewart 504f8829a4aSRandall Stewart #define SCTP_GET_STATE(asoc) ((asoc)->state & SCTP_STATE_MASK) 505c4739e2fSRandall Stewart #define SCTP_SET_STATE(asoc, newstate) ((asoc)->state = ((asoc)->state & ~SCTP_STATE_MASK) | newstate) 506b201f536SRandall Stewart #define SCTP_CLEAR_SUBSTATE(asoc, substate) ((asoc)->state &= ~substate) 507b201f536SRandall Stewart #define SCTP_ADD_SUBSTATE(asoc, substate) ((asoc)->state |= substate) 508f8829a4aSRandall Stewart 509f8829a4aSRandall Stewart /* SCTP reachability state for each address */ 510f8829a4aSRandall Stewart #define SCTP_ADDR_REACHABLE 0x001 511f8829a4aSRandall Stewart #define SCTP_ADDR_NOT_REACHABLE 0x002 512f8829a4aSRandall Stewart #define SCTP_ADDR_NOHB 0x004 513f8829a4aSRandall Stewart #define SCTP_ADDR_BEING_DELETED 0x008 514f8829a4aSRandall Stewart #define SCTP_ADDR_NOT_IN_ASSOC 0x010 515f8829a4aSRandall Stewart #define SCTP_ADDR_WAS_PRIMARY 0x020 516f8829a4aSRandall Stewart #define SCTP_ADDR_SWITCH_PRIMARY 0x040 517f8829a4aSRandall Stewart #define SCTP_ADDR_OUT_OF_SCOPE 0x080 518f8829a4aSRandall Stewart #define SCTP_ADDR_DOUBLE_SWITCH 0x100 519f8829a4aSRandall Stewart #define SCTP_ADDR_UNCONFIRMED 0x200 52042551e99SRandall Stewart #define SCTP_ADDR_REQ_PRIMARY 0x400 521b54d3a6cSRandall Stewart /* JRS 5/13/07 - Added potentially failed state for CMT PF */ 522b54d3a6cSRandall Stewart #define SCTP_ADDR_PF 0x800 523f8829a4aSRandall Stewart 524f8829a4aSRandall Stewart /* bound address types (e.g. valid address types to allow) */ 525f8829a4aSRandall Stewart #define SCTP_BOUND_V6 0x01 526f8829a4aSRandall Stewart #define SCTP_BOUND_V4 0x02 527f8829a4aSRandall Stewart 528f8829a4aSRandall Stewart /* 529f8829a4aSRandall Stewart * what is the default number of mbufs in a chain I allow before switching to 530f8829a4aSRandall Stewart * a cluster 531f8829a4aSRandall Stewart */ 532f8829a4aSRandall Stewart #define SCTP_DEFAULT_MBUFS_IN_CHAIN 5 533f8829a4aSRandall Stewart 5343c503c28SRandall Stewart /* How long a cookie lives in milli-seconds */ 5353c503c28SRandall Stewart #define SCTP_DEFAULT_COOKIE_LIFE 60000 536f8829a4aSRandall Stewart 537f8829a4aSRandall Stewart /* resource limit of streams */ 538f8829a4aSRandall Stewart #define MAX_SCTP_STREAMS 2048 539f8829a4aSRandall Stewart 540f8829a4aSRandall Stewart /* Maximum the mapping array will grow to (TSN mapping array) */ 541f8829a4aSRandall Stewart #define SCTP_MAPPING_ARRAY 512 542f8829a4aSRandall Stewart 543f8829a4aSRandall Stewart /* size of the inital malloc on the mapping array */ 544f8829a4aSRandall Stewart #define SCTP_INITIAL_MAPPING_ARRAY 16 545f8829a4aSRandall Stewart /* how much we grow the mapping array each call */ 546f8829a4aSRandall Stewart #define SCTP_MAPPING_ARRAY_INCR 32 547b5c16493SMichael Tuexen 548f8829a4aSRandall Stewart /* 549f8829a4aSRandall Stewart * Here we define the timer types used by the implementation as arguments in 550f8829a4aSRandall Stewart * the set/get timer type calls. 551f8829a4aSRandall Stewart */ 552f8829a4aSRandall Stewart #define SCTP_TIMER_INIT 0 553f8829a4aSRandall Stewart #define SCTP_TIMER_RECV 1 554f8829a4aSRandall Stewart #define SCTP_TIMER_SEND 2 555f8829a4aSRandall Stewart #define SCTP_TIMER_HEARTBEAT 3 556f8829a4aSRandall Stewart #define SCTP_TIMER_PMTU 4 557f8829a4aSRandall Stewart #define SCTP_TIMER_MAXSHUTDOWN 5 558f8829a4aSRandall Stewart #define SCTP_TIMER_SIGNATURE 6 559f8829a4aSRandall Stewart /* 560f8829a4aSRandall Stewart * number of timer types in the base SCTP structure used in the set/get and 561f8829a4aSRandall Stewart * has the base default. 562f8829a4aSRandall Stewart */ 563f8829a4aSRandall Stewart #define SCTP_NUM_TMRS 7 564f8829a4aSRandall Stewart 565f8829a4aSRandall Stewart /* timer types */ 566f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_NONE 0 567f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_SEND 1 568f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_INIT 2 569f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_RECV 3 570f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_SHUTDOWN 4 571f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_HEARTBEAT 5 572f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_COOKIE 6 573f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_NEWCOOKIE 7 574f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_PATHMTURAISE 8 575f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_SHUTDOWNACK 9 576f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_ASCONF 10 577f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_SHUTDOWNGUARD 11 578f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_AUTOCLOSE 12 579f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_EVENTWAKE 13 580f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_STRRESET 14 581f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_INPKILL 15 582f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_EARLYFR 17 583f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_ASOCKILL 18 584f8829a4aSRandall Stewart #define SCTP_TIMER_TYPE_ADDR_WQ 19 585d61a0ae0SRandall Stewart #define SCTP_TIMER_TYPE_ZERO_COPY 20 586ad21a364SRandall Stewart #define SCTP_TIMER_TYPE_ZCOPY_SENDQ 21 587851b7298SRandall Stewart #define SCTP_TIMER_TYPE_PRIM_DELETED 22 588f8829a4aSRandall Stewart /* add new timers here - and increment LAST */ 589851b7298SRandall Stewart #define SCTP_TIMER_TYPE_LAST 23 590f8829a4aSRandall Stewart 591f8829a4aSRandall Stewart #define SCTP_IS_TIMER_TYPE_VALID(t) (((t) > SCTP_TIMER_TYPE_NONE) && \ 592f8829a4aSRandall Stewart ((t) < SCTP_TIMER_TYPE_LAST)) 593f8829a4aSRandall Stewart 594f8829a4aSRandall Stewart 595f8829a4aSRandall Stewart 596f8829a4aSRandall Stewart /* max number of TSN's dup'd that I will hold */ 597f8829a4aSRandall Stewart #define SCTP_MAX_DUP_TSNS 20 598f8829a4aSRandall Stewart 599f8829a4aSRandall Stewart /* 600f8829a4aSRandall Stewart * Here we define the types used when setting the retry amounts. 601f8829a4aSRandall Stewart */ 602f8829a4aSRandall Stewart /* How many drop re-attempts we make on INIT/COOKIE-ECHO */ 603f8829a4aSRandall Stewart #define SCTP_RETRY_DROPPED_THRESH 4 604f8829a4aSRandall Stewart 605f8829a4aSRandall Stewart /* 606f8829a4aSRandall Stewart * Maxmium number of chunks a single association can have on it. Note that 607f8829a4aSRandall Stewart * this is a squishy number since the count can run over this if the user 608f8829a4aSRandall Stewart * sends a large message down .. the fragmented chunks don't count until 609f8829a4aSRandall Stewart * AFTER the message is on queue.. it would be the next send that blocks 610f8829a4aSRandall Stewart * things. This number will get tuned up at boot in the sctp_init and use the 611f8829a4aSRandall Stewart * number of clusters as a base. This way high bandwidth environments will 612f8829a4aSRandall Stewart * not get impacted by the lower bandwidth sending a bunch of 1 byte chunks 613f8829a4aSRandall Stewart */ 614f8829a4aSRandall Stewart #define SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 512 615f8829a4aSRandall Stewart 616851b7298SRandall Stewart 61742551e99SRandall Stewart /* The conversion from time to ticks and vice versa is done by rounding 61842551e99SRandall Stewart * upwards. This way we can test in the code the time to be positive and 61942551e99SRandall Stewart * know that this corresponds to a positive number of ticks. 62042551e99SRandall Stewart */ 62142551e99SRandall Stewart #define MSEC_TO_TICKS(x) ((hz == 1000) ? x : ((((x) * hz) + 999) / 1000)) 62242551e99SRandall Stewart #define TICKS_TO_MSEC(x) ((hz == 1000) ? x : ((((x) * 1000) + (hz - 1)) / hz)) 623f8829a4aSRandall Stewart 624f8829a4aSRandall Stewart #define SEC_TO_TICKS(x) ((x) * hz) 62542551e99SRandall Stewart #define TICKS_TO_SEC(x) (((x) + (hz - 1)) / hz) 626f8829a4aSRandall Stewart 627f8829a4aSRandall Stewart /* 628f8829a4aSRandall Stewart * Basically the minimum amount of time before I do a early FR. Making this 629f8829a4aSRandall Stewart * value to low will cause duplicate retransmissions. 630f8829a4aSRandall Stewart */ 631f8829a4aSRandall Stewart #define SCTP_MINFR_MSEC_TIMER 250 632f8829a4aSRandall Stewart /* The floor this value is allowed to fall to when starting a timer. */ 633f8829a4aSRandall Stewart #define SCTP_MINFR_MSEC_FLOOR 20 634f8829a4aSRandall Stewart 635f8829a4aSRandall Stewart /* init timer def = 1 sec */ 636f8829a4aSRandall Stewart #define SCTP_INIT_SEC 1 637f8829a4aSRandall Stewart 638f8829a4aSRandall Stewart /* send timer def = 1 seconds */ 639f8829a4aSRandall Stewart #define SCTP_SEND_SEC 1 640f8829a4aSRandall Stewart 641f8829a4aSRandall Stewart /* recv timer def = 200ms */ 642f8829a4aSRandall Stewart #define SCTP_RECV_MSEC 200 643f8829a4aSRandall Stewart 644f8829a4aSRandall Stewart /* 30 seconds + RTO (in ms) */ 645f8829a4aSRandall Stewart #define SCTP_HB_DEFAULT_MSEC 30000 646f8829a4aSRandall Stewart 647f8829a4aSRandall Stewart /* Max time I will wait for Shutdown to complete */ 648f8829a4aSRandall Stewart #define SCTP_DEF_MAX_SHUTDOWN_SEC 180 649f8829a4aSRandall Stewart 650f8829a4aSRandall Stewart 651f8829a4aSRandall Stewart /* 652f8829a4aSRandall Stewart * This is how long a secret lives, NOT how long a cookie lives how many 653f8829a4aSRandall Stewart * ticks the current secret will live. 654f8829a4aSRandall Stewart */ 655f8829a4aSRandall Stewart #define SCTP_DEFAULT_SECRET_LIFE_SEC 3600 656f8829a4aSRandall Stewart 657f8829a4aSRandall Stewart #define SCTP_RTO_UPPER_BOUND (60000) /* 60 sec in ms */ 658f8cdf876SMichael Tuexen #define SCTP_RTO_LOWER_BOUND (300) /* 0.3 sec is ms */ 659f8829a4aSRandall Stewart #define SCTP_RTO_INITIAL (3000) /* 3 sec in ms */ 660f8829a4aSRandall Stewart 661f8829a4aSRandall Stewart 662f8829a4aSRandall Stewart #define SCTP_INP_KILL_TIMEOUT 20/* number of ms to retry kill of inpcb */ 663f8829a4aSRandall Stewart #define SCTP_ASOC_KILL_TIMEOUT 10 /* number of ms to retry kill of inpcb */ 664f8829a4aSRandall Stewart 665f8829a4aSRandall Stewart #define SCTP_DEF_MAX_INIT 8 666f8829a4aSRandall Stewart #define SCTP_DEF_MAX_SEND 10 667d61a0ae0SRandall Stewart #define SCTP_DEF_MAX_PATH_RTX 5 668f8829a4aSRandall Stewart 669f8829a4aSRandall Stewart #define SCTP_DEF_PMTU_RAISE_SEC 600 /* 10 min between raise attempts */ 670f8829a4aSRandall Stewart 671d61a0ae0SRandall Stewart 672f8829a4aSRandall Stewart /* How many streams I request initally by default */ 673f8829a4aSRandall Stewart #define SCTP_OSTREAM_INITIAL 10 674f8829a4aSRandall Stewart 675f8829a4aSRandall Stewart /* 676f8829a4aSRandall Stewart * How many smallest_mtu's need to increase before a window update sack is 677f8829a4aSRandall Stewart * sent (should be a power of 2). 678f8829a4aSRandall Stewart */ 679f8829a4aSRandall Stewart /* Send window update (incr * this > hiwat). Should be a power of 2 */ 680f8829a4aSRandall Stewart #define SCTP_MINIMAL_RWND (4096) /* minimal rwnd */ 681f8829a4aSRandall Stewart 68235918f85SRandall Stewart #define SCTP_ADDRMAX 24 683f8829a4aSRandall Stewart 684f8829a4aSRandall Stewart /* SCTP DEBUG Switch parameters */ 685f8829a4aSRandall Stewart #define SCTP_DEBUG_TIMER1 0x00000001 686ad21a364SRandall Stewart #define SCTP_DEBUG_TIMER2 0x00000002 /* unused */ 687ad21a364SRandall Stewart #define SCTP_DEBUG_TIMER3 0x00000004 /* unused */ 688f8829a4aSRandall Stewart #define SCTP_DEBUG_TIMER4 0x00000008 689f8829a4aSRandall Stewart #define SCTP_DEBUG_OUTPUT1 0x00000010 690f8829a4aSRandall Stewart #define SCTP_DEBUG_OUTPUT2 0x00000020 691f8829a4aSRandall Stewart #define SCTP_DEBUG_OUTPUT3 0x00000040 692f8829a4aSRandall Stewart #define SCTP_DEBUG_OUTPUT4 0x00000080 693f8829a4aSRandall Stewart #define SCTP_DEBUG_UTIL1 0x00000100 694ad21a364SRandall Stewart #define SCTP_DEBUG_UTIL2 0x00000200 /* unused */ 695f8829a4aSRandall Stewart #define SCTP_DEBUG_AUTH1 0x00000400 696ad21a364SRandall Stewart #define SCTP_DEBUG_AUTH2 0x00000800 /* unused */ 697f8829a4aSRandall Stewart #define SCTP_DEBUG_INPUT1 0x00001000 698f8829a4aSRandall Stewart #define SCTP_DEBUG_INPUT2 0x00002000 699f8829a4aSRandall Stewart #define SCTP_DEBUG_INPUT3 0x00004000 700ad21a364SRandall Stewart #define SCTP_DEBUG_INPUT4 0x00008000 /* unused */ 701f8829a4aSRandall Stewart #define SCTP_DEBUG_ASCONF1 0x00010000 702f8829a4aSRandall Stewart #define SCTP_DEBUG_ASCONF2 0x00020000 703ad21a364SRandall Stewart #define SCTP_DEBUG_OUTPUT5 0x00040000 /* unused */ 704ad21a364SRandall Stewart #define SCTP_DEBUG_XXX 0x00080000 /* unused */ 705f8829a4aSRandall Stewart #define SCTP_DEBUG_PCB1 0x00100000 706ad21a364SRandall Stewart #define SCTP_DEBUG_PCB2 0x00200000 /* unused */ 707f8829a4aSRandall Stewart #define SCTP_DEBUG_PCB3 0x00400000 708baf3da66SRandall Stewart #define SCTP_DEBUG_PCB4 0x00800000 709f8829a4aSRandall Stewart #define SCTP_DEBUG_INDATA1 0x01000000 710ad21a364SRandall Stewart #define SCTP_DEBUG_INDATA2 0x02000000 /* unused */ 711ad21a364SRandall Stewart #define SCTP_DEBUG_INDATA3 0x04000000 /* unused */ 712a99b6783SRandall Stewart #define SCTP_DEBUG_CRCOFFLOAD 0x08000000 /* unused */ 713ad21a364SRandall Stewart #define SCTP_DEBUG_USRREQ1 0x10000000 /* unused */ 714ad21a364SRandall Stewart #define SCTP_DEBUG_USRREQ2 0x20000000 /* unused */ 715f8829a4aSRandall Stewart #define SCTP_DEBUG_PEEL1 0x40000000 716ad21a364SRandall Stewart #define SCTP_DEBUG_XXXXX 0x80000000 /* unused */ 717f8829a4aSRandall Stewart #define SCTP_DEBUG_ALL 0x7ff3ffff 718f8829a4aSRandall Stewart #define SCTP_DEBUG_NOISY 0x00040000 719f8829a4aSRandall Stewart 720f8829a4aSRandall Stewart /* What sender needs to see to avoid SWS or we consider peers rwnd 0 */ 721f8829a4aSRandall Stewart #define SCTP_SWS_SENDER_DEF 1420 722f8829a4aSRandall Stewart 723f8829a4aSRandall Stewart /* 724f8829a4aSRandall Stewart * SWS is scaled to the sb_hiwat of the socket. A value of 2 is hiwat/4, 1 725f8829a4aSRandall Stewart * would be hiwat/2 etc. 726f8829a4aSRandall Stewart */ 727f8829a4aSRandall Stewart /* What receiver needs to see in sockbuf or we tell peer its 1 */ 728f8829a4aSRandall Stewart #define SCTP_SWS_RECEIVER_DEF 3000 729f8829a4aSRandall Stewart 730f8829a4aSRandall Stewart #define SCTP_INITIAL_CWND 4380 731f8829a4aSRandall Stewart 732a99b6783SRandall Stewart #define SCTP_DEFAULT_MTU 1500 /* emergency default MTU */ 733f8829a4aSRandall Stewart /* amount peer is obligated to have in rwnd or I will abort */ 734f8829a4aSRandall Stewart #define SCTP_MIN_RWND 1500 735f8829a4aSRandall Stewart 736f8829a4aSRandall Stewart #define SCTP_DEFAULT_MAXSEGMENT 65535 737f8829a4aSRandall Stewart 7389a972525SRandall Stewart #define SCTP_CHUNK_BUFFER_SIZE 512 739f42a358aSRandall Stewart #define SCTP_PARAM_BUFFER_SIZE 512 740f8829a4aSRandall Stewart 7412afb3e84SRandall Stewart /* small chunk store for looking at chunk_list in auth */ 7422afb3e84SRandall Stewart #define SCTP_SMALL_CHUNK_STORE 260 7432afb3e84SRandall Stewart 744f8829a4aSRandall Stewart #define SCTP_DEFAULT_MINSEGMENT 512 /* MTU size ... if no mtu disc */ 745f8829a4aSRandall Stewart #define SCTP_HOW_MANY_SECRETS 2 /* how many secrets I keep */ 746f8829a4aSRandall Stewart 747f8829a4aSRandall Stewart #define SCTP_NUMBER_OF_SECRETS 8 /* or 8 * 4 = 32 octets */ 748f8829a4aSRandall Stewart #define SCTP_SECRET_SIZE 32 /* number of octets in a 256 bits */ 749f8829a4aSRandall Stewart 750f8829a4aSRandall Stewart 751f8829a4aSRandall Stewart /* 752f8829a4aSRandall Stewart * SCTP upper layer notifications 753f8829a4aSRandall Stewart */ 754f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASSOC_UP 1 755f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASSOC_DOWN 2 756f8829a4aSRandall Stewart #define SCTP_NOTIFY_INTERFACE_DOWN 3 757f8829a4aSRandall Stewart #define SCTP_NOTIFY_INTERFACE_UP 4 758f8829a4aSRandall Stewart #define SCTP_NOTIFY_DG_FAIL 5 759f8829a4aSRandall Stewart #define SCTP_NOTIFY_STRDATA_ERR 6 760f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASSOC_ABORTED 7 761f8829a4aSRandall Stewart #define SCTP_NOTIFY_PEER_OPENED_STREAM 8 762f8829a4aSRandall Stewart #define SCTP_NOTIFY_STREAM_OPENED_OK 9 763f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASSOC_RESTART 10 764f8829a4aSRandall Stewart #define SCTP_NOTIFY_HB_RESP 11 765f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASCONF_SUCCESS 12 766f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASCONF_FAILED 13 767f8829a4aSRandall Stewart #define SCTP_NOTIFY_PEER_SHUTDOWN 14 768f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASCONF_ADD_IP 15 769f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASCONF_DELETE_IP 16 770f8829a4aSRandall Stewart #define SCTP_NOTIFY_ASCONF_SET_PRIMARY 17 771f8829a4aSRandall Stewart #define SCTP_NOTIFY_PARTIAL_DELVIERY_INDICATION 18 772f8829a4aSRandall Stewart #define SCTP_NOTIFY_INTERFACE_CONFIRMED 20 773f8829a4aSRandall Stewart #define SCTP_NOTIFY_STR_RESET_RECV 21 774f8829a4aSRandall Stewart #define SCTP_NOTIFY_STR_RESET_SEND 22 775f8829a4aSRandall Stewart #define SCTP_NOTIFY_STR_RESET_FAILED_OUT 23 776f8829a4aSRandall Stewart #define SCTP_NOTIFY_STR_RESET_FAILED_IN 24 777f8829a4aSRandall Stewart #define SCTP_NOTIFY_AUTH_NEW_KEY 25 778830d754dSRandall Stewart #define SCTP_NOTIFY_AUTH_FREE_KEY 26 779f8829a4aSRandall Stewart #define SCTP_NOTIFY_SPECIAL_SP_FAIL 27 780830d754dSRandall Stewart #define SCTP_NOTIFY_NO_PEER_AUTH 28 781830d754dSRandall Stewart #define SCTP_NOTIFY_SENDER_DRY 29 782ea44232bSRandall Stewart #define SCTP_NOTIFY_STR_RESET_ADD_OK 30 783ea44232bSRandall Stewart #define SCTP_NOTIFY_STR_RESET_ADD_FAIL 31 784ea44232bSRandall Stewart #define SCTP_NOTIFY_STR_RESET_INSTREAM_ADD_OK 32 785ea44232bSRandall Stewart #define SCTP_NOTIFY_MAX 32 786ea44232bSRandall Stewart 787f8829a4aSRandall Stewart 788f8829a4aSRandall Stewart /* This is the value for messages that are NOT completely 789f8829a4aSRandall Stewart * copied down where we will start to split the message. 790f8829a4aSRandall Stewart * So, with our default, we split only if the piece we 791f8829a4aSRandall Stewart * want to take will fill up a full MTU (assuming 792f8829a4aSRandall Stewart * a 1500 byte MTU). 793f8829a4aSRandall Stewart */ 7945e54f665SRandall Stewart #define SCTP_DEFAULT_SPLIT_POINT_MIN 2904 795f8829a4aSRandall Stewart 796a5d547adSRandall Stewart /* ABORT CODES and other tell-tale location 797a5d547adSRandall Stewart * codes are generated by adding the below 798a5d547adSRandall Stewart * to the instance id. 799a5d547adSRandall Stewart */ 800a5d547adSRandall Stewart 801a5d547adSRandall Stewart /* File defines */ 802a5d547adSRandall Stewart #define SCTP_FROM_SCTP_INPUT 0x10000000 803a5d547adSRandall Stewart #define SCTP_FROM_SCTP_PCB 0x20000000 804a5d547adSRandall Stewart #define SCTP_FROM_SCTP_INDATA 0x30000000 805a5d547adSRandall Stewart #define SCTP_FROM_SCTP_TIMER 0x40000000 806a5d547adSRandall Stewart #define SCTP_FROM_SCTP_USRREQ 0x50000000 807a5d547adSRandall Stewart #define SCTP_FROM_SCTPUTIL 0x60000000 808a5d547adSRandall Stewart #define SCTP_FROM_SCTP6_USRREQ 0x70000000 809a5d547adSRandall Stewart #define SCTP_FROM_SCTP_ASCONF 0x80000000 810a5d547adSRandall Stewart #define SCTP_FROM_SCTP_OUTPUT 0x90000000 811a5d547adSRandall Stewart #define SCTP_FROM_SCTP_PEELOFF 0xa0000000 812d61a0ae0SRandall Stewart #define SCTP_FROM_SCTP_PANDA 0xb0000000 813c4739e2fSRandall Stewart #define SCTP_FROM_SCTP_SYSCTL 0xc0000000 814a5d547adSRandall Stewart 815a5d547adSRandall Stewart /* Location ID's */ 816a5d547adSRandall Stewart #define SCTP_LOC_1 0x00000001 817a5d547adSRandall Stewart #define SCTP_LOC_2 0x00000002 818a5d547adSRandall Stewart #define SCTP_LOC_3 0x00000003 819a5d547adSRandall Stewart #define SCTP_LOC_4 0x00000004 820a5d547adSRandall Stewart #define SCTP_LOC_5 0x00000005 821a5d547adSRandall Stewart #define SCTP_LOC_6 0x00000006 822a5d547adSRandall Stewart #define SCTP_LOC_7 0x00000007 823a5d547adSRandall Stewart #define SCTP_LOC_8 0x00000008 824a5d547adSRandall Stewart #define SCTP_LOC_9 0x00000009 825a5d547adSRandall Stewart #define SCTP_LOC_10 0x0000000a 826a5d547adSRandall Stewart #define SCTP_LOC_11 0x0000000b 827a5d547adSRandall Stewart #define SCTP_LOC_12 0x0000000c 828a5d547adSRandall Stewart #define SCTP_LOC_13 0x0000000d 829a5d547adSRandall Stewart #define SCTP_LOC_14 0x0000000e 830a5d547adSRandall Stewart #define SCTP_LOC_15 0x0000000f 831a5d547adSRandall Stewart #define SCTP_LOC_16 0x00000010 832a5d547adSRandall Stewart #define SCTP_LOC_17 0x00000011 833a5d547adSRandall Stewart #define SCTP_LOC_18 0x00000012 834a5d547adSRandall Stewart #define SCTP_LOC_19 0x00000013 835a5d547adSRandall Stewart #define SCTP_LOC_20 0x00000014 836a5d547adSRandall Stewart #define SCTP_LOC_21 0x00000015 837a5d547adSRandall Stewart #define SCTP_LOC_22 0x00000016 838a5d547adSRandall Stewart #define SCTP_LOC_23 0x00000017 839a5d547adSRandall Stewart #define SCTP_LOC_24 0x00000018 840a5d547adSRandall Stewart #define SCTP_LOC_25 0x00000019 841a5d547adSRandall Stewart #define SCTP_LOC_26 0x0000001a 842a5d547adSRandall Stewart #define SCTP_LOC_27 0x0000001b 843a5d547adSRandall Stewart #define SCTP_LOC_28 0x0000001c 844a5d547adSRandall Stewart #define SCTP_LOC_29 0x0000001d 845a5d547adSRandall Stewart #define SCTP_LOC_30 0x0000001e 846a5d547adSRandall Stewart #define SCTP_LOC_31 0x0000001f 847a5d547adSRandall Stewart #define SCTP_LOC_32 0x00000020 84817205eccSRandall Stewart #define SCTP_LOC_33 0x00000021 849a5d547adSRandall Stewart 850a5d547adSRandall Stewart 851a5d547adSRandall Stewart /* Free assoc codes */ 852a5d547adSRandall Stewart #define SCTP_NORMAL_PROC 0 853a5d547adSRandall Stewart #define SCTP_PCBFREE_NOFORCE 1 854a5d547adSRandall Stewart #define SCTP_PCBFREE_FORCE 2 855a5d547adSRandall Stewart 856a5d547adSRandall Stewart /* From codes for adding addresses */ 857a5d547adSRandall Stewart #define SCTP_ADDR_IS_CONFIRMED 8 858a5d547adSRandall Stewart #define SCTP_ADDR_DYNAMIC_ADDED 6 859a5d547adSRandall Stewart #define SCTP_IN_COOKIE_PROC 100 860a5d547adSRandall Stewart #define SCTP_ALLOC_ASOC 1 861a5d547adSRandall Stewart #define SCTP_LOAD_ADDR_2 2 862a5d547adSRandall Stewart #define SCTP_LOAD_ADDR_3 3 863a5d547adSRandall Stewart #define SCTP_LOAD_ADDR_4 4 864a5d547adSRandall Stewart #define SCTP_LOAD_ADDR_5 5 865a5d547adSRandall Stewart 866a5d547adSRandall Stewart #define SCTP_DONOT_SETSCOPE 0 867a5d547adSRandall Stewart #define SCTP_DO_SETSCOPE 1 868a5d547adSRandall Stewart 869a5d547adSRandall Stewart 870f8829a4aSRandall Stewart /* This value determines the default for when 871f8829a4aSRandall Stewart * we try to add more on the send queue., if 872f8829a4aSRandall Stewart * there is room. This prevents us from cycling 873f8829a4aSRandall Stewart * into the copy_resume routine to often if 874f8829a4aSRandall Stewart * we have not got enough space to add a decent 875f8829a4aSRandall Stewart * enough size message. Note that if we have enough 876f8829a4aSRandall Stewart * space to complete the message copy we will always 877f8829a4aSRandall Stewart * add to the message, no matter what the size. Its 878f8829a4aSRandall Stewart * only when we reach the point that we have some left 879f8829a4aSRandall Stewart * to add, there is only room for part of it that we 880f8829a4aSRandall Stewart * will use this threshold. Its also a sysctl. 881f8829a4aSRandall Stewart */ 882f8829a4aSRandall Stewart #define SCTP_DEFAULT_ADD_MORE 1452 883f8829a4aSRandall Stewart 884f8829a4aSRandall Stewart #ifndef SCTP_PCBHASHSIZE 885f8829a4aSRandall Stewart /* default number of association hash buckets in each endpoint */ 886f8829a4aSRandall Stewart #define SCTP_PCBHASHSIZE 256 887f8829a4aSRandall Stewart #endif 888f8829a4aSRandall Stewart #ifndef SCTP_TCBHASHSIZE 889f8829a4aSRandall Stewart #define SCTP_TCBHASHSIZE 1024 890f8829a4aSRandall Stewart #endif 891f8829a4aSRandall Stewart 892f8829a4aSRandall Stewart #ifndef SCTP_CHUNKQUEUE_SCALE 893f8829a4aSRandall Stewart #define SCTP_CHUNKQUEUE_SCALE 10 894f8829a4aSRandall Stewart #endif 895f8829a4aSRandall Stewart 896f8829a4aSRandall Stewart /* clock variance is 1 ms */ 897f8829a4aSRandall Stewart #define SCTP_CLOCK_GRANULARITY 1 898f8829a4aSRandall Stewart #define IP_HDR_SIZE 40 /* we use the size of a IP6 header here this 899f8829a4aSRandall Stewart * detracts a small amount for ipv4 but it 900f8829a4aSRandall Stewart * simplifies the ipv6 addition */ 901f8829a4aSRandall Stewart 902b0552ae2SRandall Stewart /* Argument magic number for sctp_inpcb_free() */ 903b0552ae2SRandall Stewart 904b0552ae2SRandall Stewart /* third argument */ 905b0552ae2SRandall Stewart #define SCTP_CALLED_DIRECTLY_NOCMPSET 0 906b0552ae2SRandall Stewart #define SCTP_CALLED_AFTER_CMPSET_OFCLOSE 1 9070c7dc840SRandall Stewart #define SCTP_CALLED_FROM_INPKILL_TIMER 2 908b0552ae2SRandall Stewart /* second argument */ 909b0552ae2SRandall Stewart #define SCTP_FREE_SHOULD_USE_ABORT 1 910b0552ae2SRandall Stewart #define SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE 0 911b0552ae2SRandall Stewart 912f8829a4aSRandall Stewart #ifndef IPPROTO_SCTP 913f8829a4aSRandall Stewart #define IPPROTO_SCTP 132 /* the Official IANA number :-) */ 914f8829a4aSRandall Stewart #endif /* !IPPROTO_SCTP */ 915f8829a4aSRandall Stewart 916f8829a4aSRandall Stewart #define SCTP_MAX_DATA_BUNDLING 256 917f8829a4aSRandall Stewart 918f8829a4aSRandall Stewart /* modular comparison */ 91920b07a4dSMichael Tuexen /* See RFC 1982 for details. */ 920dec0177dSRandall Stewart #define SCTP_SSN_GT(a, b) (((a < b) && ((uint16_t)(b - a) > (1U<<15))) || \ 921dec0177dSRandall Stewart ((a > b) && ((uint16_t)(a - b) < (1U<<15)))) 92220b07a4dSMichael Tuexen #define SCTP_SSN_GE(a, b) (SCTP_SSN_GT(a, b) || (a == b)) 923dec0177dSRandall Stewart #define SCTP_TSN_GT(a, b) (((a < b) && ((uint32_t)(b - a) > (1U<<31))) || \ 924dec0177dSRandall Stewart ((a > b) && ((uint32_t)(a - b) < (1U<<31)))) 92520b07a4dSMichael Tuexen #define SCTP_TSN_GE(a, b) (SCTP_TSN_GT(a, b) || (a == b)) 926f8829a4aSRandall Stewart 927f8829a4aSRandall Stewart /* Mapping array manipulation routines */ 928f8829a4aSRandall Stewart #define SCTP_IS_TSN_PRESENT(arry, gap) ((arry[(gap >> 3)] >> (gap & 0x07)) & 0x01) 929f8829a4aSRandall Stewart #define SCTP_SET_TSN_PRESENT(arry, gap) (arry[(gap >> 3)] |= (0x01 << ((gap & 0x07)))) 930f8829a4aSRandall Stewart #define SCTP_UNSET_TSN_PRESENT(arry, gap) (arry[(gap >> 3)] &= ((~(0x01 << ((gap & 0x07)))) & 0xff)) 931b5c16493SMichael Tuexen #define SCTP_CALC_TSN_TO_GAP(gap, tsn, mapping_tsn) do { \ 932b5c16493SMichael Tuexen if (tsn >= mapping_tsn) { \ 933b5c16493SMichael Tuexen gap = tsn - mapping_tsn; \ 934b5c16493SMichael Tuexen } else { \ 935b5c16493SMichael Tuexen gap = (MAX_TSN - mapping_tsn) + tsn + 1; \ 936b5c16493SMichael Tuexen } \ 937b5c16493SMichael Tuexen } while(0) 938f8829a4aSRandall Stewart 939f8829a4aSRandall Stewart 9405e54f665SRandall Stewart #define SCTP_RETRAN_DONE -1 9415e54f665SRandall Stewart #define SCTP_RETRAN_EXIT -2 9425e54f665SRandall Stewart 943f8829a4aSRandall Stewart /* 944f8829a4aSRandall Stewart * This value defines the number of vtag block time wait entry's per list 945f8829a4aSRandall Stewart * element. Each entry will take 2 4 byte ints (and of course the overhead 946f8829a4aSRandall Stewart * of the next pointer as well). Using 15 as an example will yield * ((8 * 947f8829a4aSRandall Stewart * 15) + 8) or 128 bytes of overhead for each timewait block that gets 948f8829a4aSRandall Stewart * initialized. Increasing it to 31 would yeild 256 bytes per block. 949f8829a4aSRandall Stewart */ 950f8829a4aSRandall Stewart #define SCTP_NUMBER_IN_VTAG_BLOCK 15 951f8829a4aSRandall Stewart /* 952f8829a4aSRandall Stewart * If we use the STACK option, we have an array of this size head pointers. 953f8829a4aSRandall Stewart * This array is mod'd the with the size to find which bucket and then all 954f8829a4aSRandall Stewart * entries must be searched to see if the tag is in timed wait. If so we 955f8829a4aSRandall Stewart * reject it. 956f8829a4aSRandall Stewart */ 957a1e13272SRandall Stewart #define SCTP_STACK_VTAG_HASH_SIZE 32 9580696e120SRandall Stewart 959f8829a4aSRandall Stewart /* 960fb8fb8f8SRandall Stewart * Number of seconds of time wait for a vtag. 961f8829a4aSRandall Stewart */ 962fb8fb8f8SRandall Stewart #define SCTP_TIME_WAIT 60 963f8829a4aSRandall Stewart 964899288aeSRandall Stewart /* How many micro seconds is the cutoff from 965899288aeSRandall Stewart * local lan type rtt's 966899288aeSRandall Stewart */ 967899288aeSRandall Stewart /* 96848b6c649SRandall Stewart * We allow 900us for the rtt. 969899288aeSRandall Stewart */ 97048b6c649SRandall Stewart #define SCTP_LOCAL_LAN_RTT 900 971899288aeSRandall Stewart #define SCTP_LAN_UNKNOWN 0 972899288aeSRandall Stewart #define SCTP_LAN_LOCAL 1 973899288aeSRandall Stewart #define SCTP_LAN_INTERNET 2 974899288aeSRandall Stewart 97525a2a187SMichael Tuexen #define SCTP_SEND_BUFFER_SPLITTING 0x00000001 97625a2a187SMichael Tuexen #define SCTP_RECV_BUFFER_SPLITTING 0x00000002 97725a2a187SMichael Tuexen 978f8829a4aSRandall Stewart /* The system retains a cache of free chunks such to 979f8829a4aSRandall Stewart * cut down on calls the memory allocation system. There 980f8829a4aSRandall Stewart * is a per association limit of free items and a overall 981f8829a4aSRandall Stewart * system limit. If either one gets hit then the resource 982f8829a4aSRandall Stewart * stops being cached. 983f8829a4aSRandall Stewart */ 984f8829a4aSRandall Stewart 985f8829a4aSRandall Stewart #define SCTP_DEF_ASOC_RESC_LIMIT 10 986f8829a4aSRandall Stewart #define SCTP_DEF_SYSTEM_RESC_LIMIT 1000 987f8829a4aSRandall Stewart 988ceaad40aSRandall Stewart /*- 989ceaad40aSRandall Stewart * defines for socket lock states. 990ceaad40aSRandall Stewart * Used by __APPLE__ and SCTP_SO_LOCK_TESTING 991ceaad40aSRandall Stewart */ 992ceaad40aSRandall Stewart #define SCTP_SO_LOCKED 1 993ceaad40aSRandall Stewart #define SCTP_SO_NOT_LOCKED 0 994ceaad40aSRandall Stewart 995f8829a4aSRandall Stewart 996d55b0b1bSRandall Stewart #define SCTP_HOLDS_LOCK 1 997d55b0b1bSRandall Stewart #define SCTP_NOT_LOCKED 0 998d55b0b1bSRandall Stewart 999851b7298SRandall Stewart /*- 1000851b7298SRandall Stewart * For address locks, do we hold the lock? 1001851b7298SRandall Stewart */ 1002851b7298SRandall Stewart #define SCTP_ADDR_LOCKED 1 1003851b7298SRandall Stewart #define SCTP_ADDR_NOT_LOCKED 0 1004851b7298SRandall Stewart 1005f8829a4aSRandall Stewart #define IN4_ISPRIVATE_ADDRESS(a) \ 1006f42a358aSRandall Stewart ((((uint8_t *)&(a)->s_addr)[0] == 10) || \ 1007f42a358aSRandall Stewart ((((uint8_t *)&(a)->s_addr)[0] == 172) && \ 1008f42a358aSRandall Stewart (((uint8_t *)&(a)->s_addr)[1] >= 16) && \ 1009f42a358aSRandall Stewart (((uint8_t *)&(a)->s_addr)[1] <= 32)) || \ 1010f42a358aSRandall Stewart ((((uint8_t *)&(a)->s_addr)[0] == 192) && \ 1011f42a358aSRandall Stewart (((uint8_t *)&(a)->s_addr)[1] == 168))) 1012f8829a4aSRandall Stewart 1013f8829a4aSRandall Stewart #define IN4_ISLOOPBACK_ADDRESS(a) \ 1014f42a358aSRandall Stewart ((((uint8_t *)&(a)->s_addr)[0] == 127) && \ 1015f42a358aSRandall Stewart (((uint8_t *)&(a)->s_addr)[1] == 0) && \ 1016f42a358aSRandall Stewart (((uint8_t *)&(a)->s_addr)[2] == 0) && \ 1017f42a358aSRandall Stewart (((uint8_t *)&(a)->s_addr)[3] == 1)) 1018f8829a4aSRandall Stewart 1019f8829a4aSRandall Stewart 1020f8829a4aSRandall Stewart #if defined(_KERNEL) 1021f8829a4aSRandall Stewart 1022899288aeSRandall Stewart #define SCTP_GETTIME_TIMESPEC(x) (getnanouptime(x)) 1023f8829a4aSRandall Stewart #define SCTP_GETTIME_TIMEVAL(x) (getmicrouptime(x)) 1024f8829a4aSRandall Stewart #define SCTP_GETPTIME_TIMEVAL(x) (microuptime(x)) 1025fc14de76SRandall Stewart #endif 1026f8829a4aSRandall Stewart /*#if defined(__FreeBSD__) || defined(__APPLE__)*/ 1027f8829a4aSRandall Stewart /*#define SCTP_GETTIME_TIMEVAL(x) { \*/ 1028f8829a4aSRandall Stewart /* (x)->tv_sec = ticks / 1000; \*/ 1029f8829a4aSRandall Stewart /* (x)->tv_usec = (ticks % 1000) * 1000; \*/ 1030f8829a4aSRandall Stewart /*}*/ 1031f8829a4aSRandall Stewart 1032f8829a4aSRandall Stewart /*#else*/ 1033f8829a4aSRandall Stewart /*#define SCTP_GETTIME_TIMEVAL(x) (microtime(x))*/ 1034f8829a4aSRandall Stewart /*#endif __FreeBSD__ */ 1035f8829a4aSRandall Stewart 1036fc14de76SRandall Stewart #if defined(_KERNEL) || defined(__Userspace__) 1037f8829a4aSRandall Stewart #define sctp_sowwakeup(inp, so) \ 1038f8829a4aSRandall Stewart do { \ 1039f8829a4aSRandall Stewart if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ 1040f8829a4aSRandall Stewart inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEOUTPUT; \ 1041f8829a4aSRandall Stewart } else { \ 1042f8829a4aSRandall Stewart sowwakeup(so); \ 1043f8829a4aSRandall Stewart } \ 1044f8829a4aSRandall Stewart } while (0) 1045f8829a4aSRandall Stewart 1046f8829a4aSRandall Stewart #define sctp_sowwakeup_locked(inp, so) \ 1047f8829a4aSRandall Stewart do { \ 1048f8829a4aSRandall Stewart if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ 1049f8829a4aSRandall Stewart SOCKBUF_UNLOCK(&((so)->so_snd)); \ 1050f8829a4aSRandall Stewart inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEOUTPUT; \ 1051f8829a4aSRandall Stewart } else { \ 1052f8829a4aSRandall Stewart sowwakeup_locked(so); \ 1053f8829a4aSRandall Stewart } \ 1054f8829a4aSRandall Stewart } while (0) 1055f8829a4aSRandall Stewart 1056f8829a4aSRandall Stewart #define sctp_sorwakeup(inp, so) \ 1057f8829a4aSRandall Stewart do { \ 1058f8829a4aSRandall Stewart if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ 1059f8829a4aSRandall Stewart inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEINPUT; \ 1060f8829a4aSRandall Stewart } else { \ 1061f8829a4aSRandall Stewart sorwakeup(so); \ 1062f8829a4aSRandall Stewart } \ 1063f8829a4aSRandall Stewart } while (0) 1064f8829a4aSRandall Stewart 1065f8829a4aSRandall Stewart #define sctp_sorwakeup_locked(inp, so) \ 1066f8829a4aSRandall Stewart do { \ 1067f8829a4aSRandall Stewart if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ 1068f8829a4aSRandall Stewart inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEINPUT; \ 1069f8829a4aSRandall Stewart SOCKBUF_UNLOCK(&((so)->so_rcv)); \ 1070f8829a4aSRandall Stewart } else { \ 1071f8829a4aSRandall Stewart sorwakeup_locked(so); \ 1072f8829a4aSRandall Stewart } \ 1073f8829a4aSRandall Stewart } while (0) 1074f8829a4aSRandall Stewart 1075fc14de76SRandall Stewart #endif /* _KERNEL || __Userspace__ */ 1076f8829a4aSRandall Stewart #endif 1077