master
1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved.
5 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
6 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
10 *
11 * a) Redistributions of source code must retain the above copyright notice,
12 * this list of conditions and the following disclaimer.
13 *
14 * b) Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in
16 * the documentation and/or other materials provided with the distribution.
17 *
18 * c) Neither the name of Cisco Systems, Inc. nor the names of its
19 * contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
24 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32 * THE POSSIBILITY OF SUCH DAMAGE.
33 */
34
35#ifndef _NETINET_SCTP_CONSTANTS_H_
36#define _NETINET_SCTP_CONSTANTS_H_
37
38/* IANA assigned port number for SCTP over UDP encapsulation */
39#define SCTP_OVER_UDP_TUNNELING_PORT 9899
40
41/* Number of packets to get before sack sent by default */
42#define SCTP_DEFAULT_SACK_FREQ 2
43
44/* Address limit - This variable is calculated
45 * based on an 65535 byte max ip packet. We take out 100 bytes
46 * for the cookie, 40 bytes for a v6 header and 32
47 * bytes for the init structure. A second init structure
48 * for the init-ack and then finally a third one for the
49 * imbedded init. This yeilds 100+40+(3 * 32) = 236 bytes.
50 * This leaves 65299 bytes for addresses. We throw out the 299 bytes.
51 * Now whatever we send in the INIT() we need to allow to get back in the
52 * INIT-ACK plus all the values from INIT and INIT-ACK
53 * listed in the cookie. Plus we need some overhead for
54 * maybe copied parameters in the COOKIE. If we
55 * allow 1080 addresses, and each side has 1080 V6 addresses
56 * that will be 21600 bytes. In the INIT-ACK we will
57 * see the INIT-ACK 21600 + 43200 in the cookie. This leaves
58 * about 500 bytes slack for misc things in the cookie.
59 */
60#define SCTP_ADDRESS_LIMIT 1080
61
62/* We need at least 2k of space for us, inits
63 * larger than that lets abort.
64 */
65#define SCTP_LARGEST_INIT_ACCEPTED (65535 - 2048)
66
67/* Largest length of a chunk */
68#define SCTP_MAX_CHUNK_LENGTH 0xffff
69/* Largest length of an error cause */
70#define SCTP_MAX_CAUSE_LENGTH 0xffff
71/* Number of addresses where we just skip the counting */
72#define SCTP_COUNT_LIMIT 40
73
74#define SCTP_ZERO_COPY_TICK_DELAY (((100 * hz) + 999) / 1000)
75#define SCTP_ZERO_COPY_SENDQ_TICK_DELAY (((100 * hz) + 999) / 1000)
76
77/* Number of ticks to delay before running
78 * iterator on an address change.
79 */
80#define SCTP_ADDRESS_TICK_DELAY 2
81
82#define SCTP_VERSION_STRING "KAME-BSD 1.1"
83/* #define SCTP_AUDITING_ENABLED 1 used for debug/auditing */
84#define SCTP_AUDIT_SIZE 256
85
86#define SCTP_KTRHEAD_NAME "sctp_iterator"
87#define SCTP_KTHREAD_PAGES 0
88
89#define SCTP_MCORE_NAME "sctp_core_worker"
90
91/* If you support Multi-VRF how big to
92 * make the initial array of VRF's to.
93 */
94#define SCTP_DEFAULT_VRF_SIZE 4
95
96/* JRS - Values defined for the HTCP algorithm */
97#define ALPHA_BASE (1<<7) /* 1.0 with shift << 7 */
98#define BETA_MIN (1<<6) /* 0.5 with shift << 7 */
99#define BETA_MAX 102 /* 0.8 with shift << 7 */
100
101/* Places that CWND log can happen from */
102#define SCTP_CWND_LOG_FROM_FR 1
103#define SCTP_CWND_LOG_FROM_RTX 2
104#define SCTP_CWND_LOG_FROM_BRST 3
105#define SCTP_CWND_LOG_FROM_SS 4
106#define SCTP_CWND_LOG_FROM_CA 5
107#define SCTP_CWND_LOG_FROM_SAT 6
108#define SCTP_BLOCK_LOG_INTO_BLK 7
109#define SCTP_BLOCK_LOG_OUTOF_BLK 8
110#define SCTP_BLOCK_LOG_CHECK 9
111#define SCTP_STR_LOG_FROM_INTO_STRD 10
112#define SCTP_STR_LOG_FROM_IMMED_DEL 11
113#define SCTP_STR_LOG_FROM_INSERT_HD 12
114#define SCTP_STR_LOG_FROM_INSERT_MD 13
115#define SCTP_STR_LOG_FROM_INSERT_TL 14
116#define SCTP_STR_LOG_FROM_MARK_TSN 15
117#define SCTP_STR_LOG_FROM_EXPRS_DEL 16
118#define SCTP_FR_LOG_BIGGEST_TSNS 17
119#define SCTP_FR_LOG_STRIKE_TEST 18
120#define SCTP_FR_LOG_STRIKE_CHUNK 19
121#define SCTP_FR_T3_TIMEOUT 20
122#define SCTP_MAP_PREPARE_SLIDE 21
123#define SCTP_MAP_SLIDE_FROM 22
124#define SCTP_MAP_SLIDE_RESULT 23
125#define SCTP_MAP_SLIDE_CLEARED 24
126#define SCTP_MAP_SLIDE_NONE 25
127#define SCTP_FR_T3_MARK_TIME 26
128#define SCTP_FR_T3_MARKED 27
129#define SCTP_FR_T3_STOPPED 28
130#define SCTP_FR_MARKED 30
131#define SCTP_CWND_LOG_NOADV_SS 31
132#define SCTP_CWND_LOG_NOADV_CA 32
133#define SCTP_MAX_BURST_APPLIED 33
134#define SCTP_MAX_IFP_APPLIED 34
135#define SCTP_MAX_BURST_ERROR_STOP 35
136#define SCTP_INCREASE_PEER_RWND 36
137#define SCTP_DECREASE_PEER_RWND 37
138#define SCTP_SET_PEER_RWND_VIA_SACK 38
139#define SCTP_LOG_MBCNT_INCREASE 39
140#define SCTP_LOG_MBCNT_DECREASE 40
141#define SCTP_LOG_MBCNT_CHKSET 41
142#define SCTP_LOG_NEW_SACK 42
143#define SCTP_LOG_TSN_ACKED 43
144#define SCTP_LOG_TSN_REVOKED 44
145#define SCTP_LOG_LOCK_TCB 45
146#define SCTP_LOG_LOCK_INP 46
147#define SCTP_LOG_LOCK_SOCK 47
148#define SCTP_LOG_LOCK_SOCKBUF_R 48
149#define SCTP_LOG_LOCK_SOCKBUF_S 49
150#define SCTP_LOG_LOCK_CREATE 50
151#define SCTP_LOG_INITIAL_RTT 51
152#define SCTP_LOG_RTTVAR 52
153#define SCTP_LOG_SBALLOC 53
154#define SCTP_LOG_SBFREE 54
155#define SCTP_LOG_SBRESULT 55
156#define SCTP_FR_DUPED 56
157#define SCTP_FR_MARKED_EARLY 57
158#define SCTP_FR_CWND_REPORT 58
159#define SCTP_FR_CWND_REPORT_START 59
160#define SCTP_FR_CWND_REPORT_STOP 60
161#define SCTP_CWND_LOG_FROM_SEND 61
162#define SCTP_CWND_INITIALIZATION 62
163#define SCTP_CWND_LOG_FROM_T3 63
164#define SCTP_CWND_LOG_FROM_SACK 64
165#define SCTP_CWND_LOG_NO_CUMACK 65
166#define SCTP_CWND_LOG_FROM_RESEND 66
167#define SCTP_FR_LOG_CHECK_STRIKE 67
168#define SCTP_SEND_NOW_COMPLETES 68
169#define SCTP_CWND_LOG_FILL_OUTQ_CALLED 69
170#define SCTP_CWND_LOG_FILL_OUTQ_FILLS 70
171#define SCTP_LOG_FREE_SENT 71
172#define SCTP_NAGLE_APPLIED 72
173#define SCTP_NAGLE_SKIPPED 73
174#define SCTP_WAKESND_FROM_SACK 74
175#define SCTP_WAKESND_FROM_FWDTSN 75
176#define SCTP_NOWAKE_FROM_SACK 76
177#define SCTP_CWNDLOG_PRESEND 77
178#define SCTP_CWNDLOG_ENDSEND 78
179#define SCTP_AT_END_OF_SACK 79
180#define SCTP_REASON_FOR_SC 80
181#define SCTP_BLOCK_LOG_INTO_BLKA 81
182#define SCTP_ENTER_USER_RECV 82
183#define SCTP_USER_RECV_SACKS 83
184#define SCTP_SORECV_BLOCKSA 84
185#define SCTP_SORECV_BLOCKSB 85
186#define SCTP_SORECV_DONE 86
187#define SCTP_SACK_RWND_UPDATE 87
188#define SCTP_SORECV_ENTER 88
189#define SCTP_SORECV_ENTERPL 89
190#define SCTP_MBUF_INPUT 90
191#define SCTP_MBUF_IALLOC 91
192#define SCTP_MBUF_IFREE 92
193#define SCTP_MBUF_ICOPY 93
194#define SCTP_MBUF_SPLIT 94
195#define SCTP_SORCV_FREECTL 95
196#define SCTP_SORCV_DOESCPY 96
197#define SCTP_SORCV_DOESLCK 97
198#define SCTP_SORCV_DOESADJ 98
199#define SCTP_SORCV_BOTWHILE 99
200#define SCTP_SORCV_PASSBF 100
201#define SCTP_SORCV_ADJD 101
202#define SCTP_UNKNOWN_MAX 102
203#define SCTP_RANDY_STUFF 103
204#define SCTP_RANDY_STUFF1 104
205#define SCTP_STRMOUT_LOG_ASSIGN 105
206#define SCTP_STRMOUT_LOG_SEND 106
207#define SCTP_FLIGHT_LOG_DOWN_CA 107
208#define SCTP_FLIGHT_LOG_UP 108
209#define SCTP_FLIGHT_LOG_DOWN_GAP 109
210#define SCTP_FLIGHT_LOG_DOWN_RSND 110
211#define SCTP_FLIGHT_LOG_UP_RSND 111
212#define SCTP_FLIGHT_LOG_DOWN_RSND_TO 112
213#define SCTP_FLIGHT_LOG_DOWN_WP 113
214#define SCTP_FLIGHT_LOG_UP_REVOKE 114
215#define SCTP_FLIGHT_LOG_DOWN_PDRP 115
216#define SCTP_FLIGHT_LOG_DOWN_PMTU 116
217#define SCTP_SACK_LOG_NORMAL 117
218#define SCTP_SACK_LOG_EXPRESS 118
219#define SCTP_MAP_TSN_ENTERS 119
220#define SCTP_THRESHOLD_CLEAR 120
221#define SCTP_THRESHOLD_INCR 121
222#define SCTP_FLIGHT_LOG_DWN_WP_FWD 122
223#define SCTP_FWD_TSN_CHECK 123
224#define SCTP_LOG_MAX_TYPES 124
225/*
226 * To turn on various logging, you must first enable 'options KTR' and
227 * you might want to bump the entires 'options KTR_ENTRIES=80000'.
228 * To get something to log you define one of the logging defines.
229 * (see LINT).
230 *
231 * This gets the compile in place, but you still need to turn the
232 * logging flag on too in the sysctl (see in sctp.h).
233 */
234
235#define SCTP_LOG_EVENT_UNKNOWN 0
236#define SCTP_LOG_EVENT_CWND 1
237#define SCTP_LOG_EVENT_BLOCK 2
238#define SCTP_LOG_EVENT_STRM 3
239#define SCTP_LOG_EVENT_FR 4
240#define SCTP_LOG_EVENT_MAP 5
241#define SCTP_LOG_EVENT_MAXBURST 6
242#define SCTP_LOG_EVENT_RWND 7
243#define SCTP_LOG_EVENT_MBCNT 8
244#define SCTP_LOG_EVENT_SACK 9
245#define SCTP_LOG_LOCK_EVENT 10
246#define SCTP_LOG_EVENT_RTT 11
247#define SCTP_LOG_EVENT_SB 12
248#define SCTP_LOG_EVENT_NAGLE 13
249#define SCTP_LOG_EVENT_WAKE 14
250#define SCTP_LOG_MISC_EVENT 15
251#define SCTP_LOG_EVENT_CLOSE 16
252#define SCTP_LOG_EVENT_MBUF 17
253#define SCTP_LOG_CHUNK_PROC 18
254#define SCTP_LOG_ERROR_RET 19
255
256#define SCTP_LOG_MAX_EVENT 20
257
258#define SCTP_LOCK_UNKNOWN 2
259
260/* number of associations by default for zone allocation */
261#define SCTP_MAX_NUM_OF_ASOC 40000
262/* how many addresses per assoc remote and local */
263#define SCTP_SCALE_FOR_ADDR 2
264
265/* default MULTIPLE_ASCONF mode enable(1)/disable(0) value (sysctl) */
266#define SCTP_DEFAULT_MULTIPLE_ASCONFS 0
267
268/*
269 * Threshold for rwnd updates, we have to read (sb_hiwat >>
270 * SCTP_RWND_HIWAT_SHIFT) before we will look to see if we need to send a
271 * window update sack. When we look, we compare the last rwnd we sent vs the
272 * current rwnd. It too must be greater than this value. Using 3 divdes the
273 * hiwat by 8, so for 200k rwnd we need to read 24k. For a 64k rwnd we need
274 * to read 8k. This seems about right.. I hope :-D.. we do set a
275 * min of a MTU on it so if the rwnd is real small we will insist
276 * on a full MTU of 1500 bytes.
277 */
278#define SCTP_RWND_HIWAT_SHIFT 3
279
280/* How much of the rwnd must the
281 * message be taking up to start partial delivery.
282 * We calculate this by shifing the hi_water (recv_win)
283 * left the following .. set to 1, when a message holds
284 * 1/2 the rwnd. If we set it to 2 when a message holds
285 * 1/4 the rwnd...etc..
286 */
287
288#define SCTP_PARTIAL_DELIVERY_SHIFT 1
289
290/*
291 * default HMAC for cookies, etc... use one of the AUTH HMAC id's
292 * SCTP_HMAC is the HMAC_ID to use
293 * SCTP_SIGNATURE_SIZE is the digest length
294 */
295#define SCTP_HMAC SCTP_AUTH_HMAC_ID_SHA1
296#define SCTP_SIGNATURE_SIZE SCTP_AUTH_DIGEST_LEN_SHA1
297#define SCTP_SIGNATURE_ALOC_SIZE SCTP_SIGNATURE_SIZE
298
299/*
300 * the SCTP protocol signature this includes the version number encoded in
301 * the last 4 bits of the signature.
302 */
303#define PROTO_SIGNATURE_A 0x30000000
304#define SCTP_VERSION_NUMBER 0x3
305
306#define MAX_TSN 0xffffffff
307
308/* how many executions every N tick's */
309#define SCTP_ITERATOR_MAX_AT_ONCE 20
310
311/* number of clock ticks between iterator executions */
312#define SCTP_ITERATOR_TICKS 1
313
314/*
315 * option: If you comment out the following you will receive the old behavior
316 * of obeying cwnd for the fast retransmit algorithm. With this defined a FR
317 * happens right away with-out waiting for the flightsize to drop below the
318 * cwnd value (which is reduced by the FR to 1/2 the inflight packets).
319 */
320#define SCTP_IGNORE_CWND_ON_FR 1
321
322/*
323 * Adds implementors guide behavior to only use newest highest update in SACK
324 * gap ack's to figure out if you need to stroke a chunk for FR.
325 */
326#define SCTP_NO_FR_UNLESS_SEGMENT_SMALLER 1
327
328/* default max I can burst out after a fast retransmit, 0 disables it */
329#define SCTP_DEF_MAX_BURST 4
330#define SCTP_DEF_HBMAX_BURST 4
331#define SCTP_DEF_FRMAX_BURST 4
332
333/* RTO calculation flag to say if it
334 * is safe to determine local lan or not.
335 */
336#define SCTP_RTT_FROM_NON_DATA 0
337#define SCTP_RTT_FROM_DATA 1
338
339#define PR_SCTP_UNORDERED_FLAG 0x0001
340
341/* IP hdr (20/40) + 12+2+2 (enet) + sctp common 12 */
342#define SCTP_FIRST_MBUF_RESV 68
343/* Packet transmit states in the sent field */
344#define SCTP_DATAGRAM_UNSENT 0
345#define SCTP_DATAGRAM_SENT 1
346#define SCTP_DATAGRAM_RESEND1 2 /* not used (in code, but may
347 * hit this value) */
348#define SCTP_DATAGRAM_RESEND2 3 /* not used (in code, but may
349 * hit this value) */
350#define SCTP_DATAGRAM_RESEND 4
351#define SCTP_DATAGRAM_ACKED 10010
352#define SCTP_DATAGRAM_MARKED 20010
353#define SCTP_FORWARD_TSN_SKIP 30010
354#define SCTP_DATAGRAM_NR_ACKED 40010
355
356/* chunk output send from locations */
357#define SCTP_OUTPUT_FROM_USR_SEND 0
358#define SCTP_OUTPUT_FROM_T3 1
359#define SCTP_OUTPUT_FROM_INPUT_ERROR 2
360#define SCTP_OUTPUT_FROM_CONTROL_PROC 3
361#define SCTP_OUTPUT_FROM_SACK_TMR 4
362#define SCTP_OUTPUT_FROM_SHUT_TMR 5
363#define SCTP_OUTPUT_FROM_HB_TMR 6
364#define SCTP_OUTPUT_FROM_SHUT_ACK_TMR 7
365#define SCTP_OUTPUT_FROM_ASCONF_TMR 8
366#define SCTP_OUTPUT_FROM_STRRST_TMR 9
367#define SCTP_OUTPUT_FROM_AUTOCLOSE_TMR 10
368#define SCTP_OUTPUT_FROM_EARLY_FR_TMR 11
369#define SCTP_OUTPUT_FROM_STRRST_REQ 12
370#define SCTP_OUTPUT_FROM_USR_RCVD 13
371#define SCTP_OUTPUT_FROM_COOKIE_ACK 14
372#define SCTP_OUTPUT_FROM_DRAIN 15
373#define SCTP_OUTPUT_FROM_CLOSING 16
374#define SCTP_OUTPUT_FROM_SOCKOPT 17
375
376/* SCTP chunk types are moved sctp.h for application (NAT, FW) use */
377
378/* align to 32-bit sizes */
379#define SCTP_SIZE32(x) ((((x) + 3) >> 2) << 2)
380
381#define IS_SCTP_CONTROL(a) (((a)->chunk_type != SCTP_DATA) && ((a)->chunk_type != SCTP_IDATA))
382#define IS_SCTP_DATA(a) (((a)->chunk_type == SCTP_DATA) || ((a)->chunk_type == SCTP_IDATA))
383
384/* SCTP parameter types */
385/*************0x0000 series*************/
386#define SCTP_HEARTBEAT_INFO 0x0001
387#define SCTP_IPV4_ADDRESS 0x0005
388#define SCTP_IPV6_ADDRESS 0x0006
389#define SCTP_STATE_COOKIE 0x0007
390#define SCTP_UNRECOG_PARAM 0x0008
391#define SCTP_COOKIE_PRESERVE 0x0009
392#define SCTP_HOSTNAME_ADDRESS 0x000b
393#define SCTP_SUPPORTED_ADDRTYPE 0x000c
394
395/* RFC 6525 */
396#define SCTP_STR_RESET_OUT_REQUEST 0x000d
397#define SCTP_STR_RESET_IN_REQUEST 0x000e
398#define SCTP_STR_RESET_TSN_REQUEST 0x000f
399#define SCTP_STR_RESET_RESPONSE 0x0010
400#define SCTP_STR_RESET_ADD_OUT_STREAMS 0x0011
401#define SCTP_STR_RESET_ADD_IN_STREAMS 0x0012
402
403#define SCTP_MAX_RESET_PARAMS 2
404#define SCTP_STREAM_RESET_TSN_DELTA 0x1000
405
406/*************0x4000 series*************/
407
408/*************0x8000 series*************/
409#define SCTP_ECN_CAPABLE 0x8000
410#define SCTP_ZERO_CHECKSUM_ACCEPTABLE 0x8001
411/* RFC 4895 */
412#define SCTP_RANDOM 0x8002
413#define SCTP_CHUNK_LIST 0x8003
414#define SCTP_HMAC_LIST 0x8004
415/* RFC 4820 */
416#define SCTP_PAD 0x8005
417/* RFC 5061 */
418#define SCTP_SUPPORTED_CHUNK_EXT 0x8008
419
420/*************0xC000 series*************/
421#define SCTP_PRSCTP_SUPPORTED 0xc000
422/* RFC 5061 */
423#define SCTP_ADD_IP_ADDRESS 0xc001
424#define SCTP_DEL_IP_ADDRESS 0xc002
425#define SCTP_ERROR_CAUSE_IND 0xc003
426#define SCTP_SET_PRIM_ADDR 0xc004
427#define SCTP_SUCCESS_REPORT 0xc005
428#define SCTP_ULP_ADAPTATION 0xc006
429/* behave-nat-draft */
430#define SCTP_HAS_NAT_SUPPORT 0xc007
431#define SCTP_NAT_VTAGS 0xc008
432
433/* bits for TOS field */
434#define SCTP_ECT0_BIT 0x02
435#define SCTP_ECT1_BIT 0x01
436#define SCTP_CE_BITS 0x03
437
438/* below turns off above */
439#define SCTP_FLEXIBLE_ADDRESS 0x20
440#define SCTP_NO_HEARTBEAT 0x40
441
442/* mask to get sticky */
443#define SCTP_STICKY_OPTIONS_MASK 0x0c
444
445/*
446 * SCTP states for internal state machine
447 */
448#define SCTP_STATE_EMPTY 0x0000
449#define SCTP_STATE_INUSE 0x0001
450#define SCTP_STATE_COOKIE_WAIT 0x0002
451#define SCTP_STATE_COOKIE_ECHOED 0x0004
452#define SCTP_STATE_OPEN 0x0008
453#define SCTP_STATE_SHUTDOWN_SENT 0x0010
454#define SCTP_STATE_SHUTDOWN_RECEIVED 0x0020
455#define SCTP_STATE_SHUTDOWN_ACK_SENT 0x0040
456#define SCTP_STATE_SHUTDOWN_PENDING 0x0080
457#define SCTP_STATE_CLOSED_SOCKET 0x0100
458#define SCTP_STATE_ABOUT_TO_BE_FREED 0x0200
459#define SCTP_STATE_PARTIAL_MSG_LEFT 0x0400
460#define SCTP_STATE_WAS_ABORTED 0x0800
461#define SCTP_STATE_IN_ACCEPT_QUEUE 0x1000
462#define SCTP_STATE_MASK 0x007f
463
464#define SCTP_GET_STATE(_stcb) \
465 ((_stcb)->asoc.state & SCTP_STATE_MASK)
466#define SCTP_SET_STATE(_stcb, _state) \
467 sctp_set_state(_stcb, _state)
468#define SCTP_CLEAR_SUBSTATE(_stcb, _substate) \
469 (_stcb)->asoc.state &= ~(_substate)
470#define SCTP_ADD_SUBSTATE(_stcb, _substate) \
471 sctp_add_substate(_stcb, _substate)
472
473/* SCTP reachability state for each address */
474#define SCTP_ADDR_REACHABLE 0x001
475#define SCTP_ADDR_NO_PMTUD 0x002
476#define SCTP_ADDR_NOHB 0x004
477#define SCTP_ADDR_BEING_DELETED 0x008
478#define SCTP_ADDR_NOT_IN_ASSOC 0x010
479#define SCTP_ADDR_OUT_OF_SCOPE 0x080
480#define SCTP_ADDR_UNCONFIRMED 0x200
481#define SCTP_ADDR_REQ_PRIMARY 0x400
482/* JRS 5/13/07 - Added potentially failed state for CMT PF */
483#define SCTP_ADDR_PF 0x800
484
485/* bound address types (e.g. valid address types to allow) */
486#define SCTP_BOUND_V6 0x01
487#define SCTP_BOUND_V4 0x02
488
489/*
490 * what is the default number of mbufs in a chain I allow before switching to
491 * a cluster
492 */
493#define SCTP_DEFAULT_MBUFS_IN_CHAIN 5
494
495/* How long a cookie lives in milli-seconds */
496#define SCTP_DEFAULT_COOKIE_LIFE 60000
497
498/* Maximum the mapping array will grow to (TSN mapping array) */
499#define SCTP_MAPPING_ARRAY 512
500
501/* size of the initial malloc on the mapping array */
502#define SCTP_INITIAL_MAPPING_ARRAY 16
503/* how much we grow the mapping array each call */
504#define SCTP_MAPPING_ARRAY_INCR 32
505
506/*
507 * Here we define the timer types used by the implementation as arguments in
508 * the set/get timer type calls.
509 */
510#define SCTP_TIMER_INIT 0
511#define SCTP_TIMER_RECV 1
512#define SCTP_TIMER_SEND 2
513#define SCTP_TIMER_HEARTBEAT 3
514#define SCTP_TIMER_PMTU 4
515#define SCTP_TIMER_MAXSHUTDOWN 5
516#define SCTP_TIMER_SIGNATURE 6
517/*
518 * number of timer types in the base SCTP structure used in the set/get and
519 * has the base default.
520 */
521#define SCTP_NUM_TMRS 7
522
523/* timer types */
524#define SCTP_TIMER_TYPE_NONE 0
525#define SCTP_TIMER_TYPE_SEND 1
526#define SCTP_TIMER_TYPE_INIT 2
527#define SCTP_TIMER_TYPE_RECV 3
528#define SCTP_TIMER_TYPE_SHUTDOWN 4
529#define SCTP_TIMER_TYPE_HEARTBEAT 5
530#define SCTP_TIMER_TYPE_COOKIE 6
531#define SCTP_TIMER_TYPE_NEWCOOKIE 7
532#define SCTP_TIMER_TYPE_PATHMTURAISE 8
533#define SCTP_TIMER_TYPE_SHUTDOWNACK 9
534#define SCTP_TIMER_TYPE_ASCONF 10
535#define SCTP_TIMER_TYPE_SHUTDOWNGUARD 11
536#define SCTP_TIMER_TYPE_AUTOCLOSE 12
537#define SCTP_TIMER_TYPE_STRRESET 13
538#define SCTP_TIMER_TYPE_INPKILL 14
539#define SCTP_TIMER_TYPE_ASOCKILL 15
540#define SCTP_TIMER_TYPE_ADDR_WQ 16
541#define SCTP_TIMER_TYPE_PRIM_DELETED 17
542/* add new timers here - and increment LAST */
543#define SCTP_TIMER_TYPE_LAST 18
544
545#define SCTP_IS_TIMER_TYPE_VALID(t) (((t) > SCTP_TIMER_TYPE_NONE) && \
546 ((t) < SCTP_TIMER_TYPE_LAST))
547
548/* max number of TSN's dup'd that I will hold */
549#define SCTP_MAX_DUP_TSNS 20
550
551/*
552 * Here we define the types used when setting the retry amounts.
553 */
554/* How many drop re-attempts we make on INIT/COOKIE-ECHO */
555#define SCTP_RETRY_DROPPED_THRESH 4
556
557/*
558 * Maxmium number of chunks a single association can have on it. Note that
559 * this is a squishy number since the count can run over this if the user
560 * sends a large message down .. the fragmented chunks don't count until
561 * AFTER the message is on queue.. it would be the next send that blocks
562 * things. This number will get tuned up at boot in the sctp_init and use the
563 * number of clusters as a base. This way high bandwidth environments will
564 * not get impacted by the lower bandwidth sending a bunch of 1 byte chunks
565 */
566#define SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 512
567
568/*
569 * Basically the minimum amount of time before I do a early FR. Making this
570 * value to low will cause duplicate retransmissions.
571 */
572#define SCTP_MINFR_MSEC_TIMER 250
573/* The floor this value is allowed to fall to when starting a timer. */
574#define SCTP_MINFR_MSEC_FLOOR 20
575
576/* init timer def = 1 sec */
577#define SCTP_INIT_SEC 1
578
579/* send timer def = 1 seconds */
580#define SCTP_SEND_SEC 1
581
582/* recv timer def = 200ms */
583#define SCTP_RECV_MSEC 200
584
585/* 30 seconds + RTO (in ms) */
586#define SCTP_HB_DEFAULT_MSEC 30000
587
588/*
589 * This is how long a secret lives, NOT how long a cookie lives how many
590 * ticks the current secret will live.
591 */
592#define SCTP_DEFAULT_SECRET_LIFE_SEC 3600
593
594#define SCTP_RTO_UPPER_BOUND (60000) /* 60 sec in ms */
595#define SCTP_RTO_LOWER_BOUND (1000) /* 1 sec is ms */
596#define SCTP_RTO_INITIAL (1000) /* 1 sec in ms */
597
598#define SCTP_INP_KILL_TIMEOUT 20 /* number of ms to retry kill of inpcb */
599#define SCTP_ASOC_KILL_TIMEOUT 10 /* number of ms to retry kill of inpcb */
600
601#define SCTP_DEF_MAX_INIT 8
602#define SCTP_DEF_MAX_SEND 10
603#define SCTP_DEF_MAX_PATH_RTX 5
604#define SCTP_DEF_PATH_PF_THRESHOLD SCTP_DEF_MAX_PATH_RTX
605
606#define SCTP_DEF_PMTU_RAISE_SEC 600 /* 10 min between raise attempts */
607
608/* How many streams I request initially by default */
609#define SCTP_OSTREAM_INITIAL 10
610#define SCTP_ISTREAM_INITIAL 2048
611
612/*
613 * How many smallest_mtu's need to increase before a window update sack is
614 * sent (should be a power of 2).
615 */
616/* Send window update (incr * this > hiwat). Should be a power of 2 */
617#define SCTP_MINIMAL_RWND (4096) /* minimal rwnd */
618
619#define SCTP_ADDRMAX 16
620
621/* SCTP DEBUG Switch parameters */
622#define SCTP_DEBUG_TIMER1 0x00000001
623#define SCTP_DEBUG_TIMER2 0x00000002 /* unused */
624#define SCTP_DEBUG_TIMER3 0x00000004 /* unused */
625#define SCTP_DEBUG_TIMER4 0x00000008
626#define SCTP_DEBUG_OUTPUT1 0x00000010
627#define SCTP_DEBUG_OUTPUT2 0x00000020
628#define SCTP_DEBUG_OUTPUT3 0x00000040
629#define SCTP_DEBUG_OUTPUT4 0x00000080
630#define SCTP_DEBUG_UTIL1 0x00000100
631#define SCTP_DEBUG_UTIL2 0x00000200 /* unused */
632#define SCTP_DEBUG_AUTH1 0x00000400
633#define SCTP_DEBUG_AUTH2 0x00000800 /* unused */
634#define SCTP_DEBUG_INPUT1 0x00001000
635#define SCTP_DEBUG_INPUT2 0x00002000
636#define SCTP_DEBUG_INPUT3 0x00004000
637#define SCTP_DEBUG_INPUT4 0x00008000 /* unused */
638#define SCTP_DEBUG_ASCONF1 0x00010000
639#define SCTP_DEBUG_ASCONF2 0x00020000
640#define SCTP_DEBUG_OUTPUT5 0x00040000 /* unused */
641#define SCTP_DEBUG_XXX 0x00080000 /* unused */
642#define SCTP_DEBUG_PCB1 0x00100000
643#define SCTP_DEBUG_PCB2 0x00200000 /* unused */
644#define SCTP_DEBUG_PCB3 0x00400000
645#define SCTP_DEBUG_PCB4 0x00800000
646#define SCTP_DEBUG_INDATA1 0x01000000
647#define SCTP_DEBUG_INDATA2 0x02000000 /* unused */
648#define SCTP_DEBUG_INDATA3 0x04000000 /* unused */
649#define SCTP_DEBUG_CRCOFFLOAD 0x08000000 /* unused */
650#define SCTP_DEBUG_USRREQ1 0x10000000 /* unused */
651#define SCTP_DEBUG_USRREQ2 0x20000000 /* unused */
652#define SCTP_DEBUG_PEEL1 0x40000000
653#define SCTP_DEBUG_XXXXX 0x80000000 /* unused */
654#define SCTP_DEBUG_ALL 0x7ff3ffff
655#define SCTP_DEBUG_NOISY 0x00040000
656
657/* What sender needs to see to avoid SWS or we consider peers rwnd 0 */
658#define SCTP_SWS_SENDER_DEF 1420
659
660/*
661 * SWS is scaled to the sb_hiwat of the socket. A value of 2 is hiwat/4, 1
662 * would be hiwat/2 etc.
663 */
664/* What receiver needs to see in sockbuf or we tell peer its 1 */
665#define SCTP_SWS_RECEIVER_DEF 3000
666
667#define SCTP_INITIAL_CWND 4380
668
669#define SCTP_DEFAULT_MTU 1500 /* emergency default MTU */
670/* amount peer is obligated to have in rwnd or I will abort */
671#define SCTP_MIN_RWND 1500
672
673#define SCTP_CHUNK_BUFFER_SIZE 512
674#define SCTP_PARAM_BUFFER_SIZE 512
675
676/* small chunk store for looking at chunk_list in auth */
677#define SCTP_SMALL_CHUNK_STORE 260
678
679#define SCTP_HOW_MANY_SECRETS 2 /* how many secrets I keep */
680
681#define SCTP_NUMBER_OF_SECRETS 8 /* or 8 * 4 = 32 octets */
682#define SCTP_SECRET_SIZE 32 /* number of octets in a 256 bits */
683
684/*
685 * SCTP upper layer notifications
686 */
687#define SCTP_NOTIFY_ASSOC_UP 1
688#define SCTP_NOTIFY_ASSOC_DOWN 2
689#define SCTP_NOTIFY_INTERFACE_DOWN 3
690#define SCTP_NOTIFY_INTERFACE_UP 4
691#define SCTP_NOTIFY_SENT_DG_FAIL 5
692#define SCTP_NOTIFY_UNSENT_DG_FAIL 6
693#define SCTP_NOTIFY_SPECIAL_SP_FAIL 7
694#define SCTP_NOTIFY_ASSOC_LOC_ABORTED 8
695#define SCTP_NOTIFY_ASSOC_REM_ABORTED 9
696#define SCTP_NOTIFY_ASSOC_RESTART 10
697#define SCTP_NOTIFY_PEER_SHUTDOWN 11
698#define SCTP_NOTIFY_ASCONF_ADD_IP 12
699#define SCTP_NOTIFY_ASCONF_DELETE_IP 13
700#define SCTP_NOTIFY_ASCONF_SET_PRIMARY 14
701#define SCTP_NOTIFY_PARTIAL_DELVIERY_INDICATION 15
702#define SCTP_NOTIFY_INTERFACE_CONFIRMED 16
703#define SCTP_NOTIFY_STR_RESET_RECV 17
704#define SCTP_NOTIFY_STR_RESET_SEND 18
705#define SCTP_NOTIFY_STR_RESET_FAILED_OUT 19
706#define SCTP_NOTIFY_STR_RESET_FAILED_IN 20
707#define SCTP_NOTIFY_STR_RESET_DENIED_OUT 21
708#define SCTP_NOTIFY_STR_RESET_DENIED_IN 22
709#define SCTP_NOTIFY_STR_RESET_ADD 23
710#define SCTP_NOTIFY_STR_RESET_TSN 24
711#define SCTP_NOTIFY_AUTH_NEW_KEY 25
712#define SCTP_NOTIFY_AUTH_FREE_KEY 26
713#define SCTP_NOTIFY_NO_PEER_AUTH 27
714#define SCTP_NOTIFY_SENDER_DRY 28
715#define SCTP_NOTIFY_REMOTE_ERROR 29
716#define SCTP_NOTIFY_ASSOC_TIMEDOUT 30
717
718/* This is the value for messages that are NOT completely
719 * copied down where we will start to split the message.
720 * So, with our default, we split only if the piece we
721 * want to take will fill up a full MTU (assuming
722 * a 1500 byte MTU).
723 */
724#define SCTP_DEFAULT_SPLIT_POINT_MIN 2904
725
726/* Maximum length of diagnostic information in error causes */
727#define SCTP_DIAG_INFO_LEN 128
728
729/* ABORT CODES and other tell-tale location
730 * codes are generated by adding the below
731 * to the instance id.
732 */
733
734/* File defines */
735#define SCTP_FROM_SCTP_INPUT 0x10000000
736#define SCTP_FROM_SCTP_PCB 0x20000000
737#define SCTP_FROM_SCTP_INDATA 0x30000000
738#define SCTP_FROM_SCTP_TIMER 0x40000000
739#define SCTP_FROM_SCTP_USRREQ 0x50000000
740#define SCTP_FROM_SCTPUTIL 0x60000000
741#define SCTP_FROM_SCTP6_USRREQ 0x70000000
742#define SCTP_FROM_SCTP_ASCONF 0x80000000
743#define SCTP_FROM_SCTP_OUTPUT 0x90000000
744#define SCTP_FROM_SCTP_PEELOFF 0xa0000000
745#define SCTP_FROM_SCTP_SYSCTL 0xb0000000
746#define SCTP_FROM_SCTP_CC_FUNCTIONS 0xc0000000
747
748/* Location ID's */
749#define SCTP_LOC_1 0x00000001
750#define SCTP_LOC_2 0x00000002
751#define SCTP_LOC_3 0x00000003
752#define SCTP_LOC_4 0x00000004
753#define SCTP_LOC_5 0x00000005
754#define SCTP_LOC_6 0x00000006
755#define SCTP_LOC_7 0x00000007
756#define SCTP_LOC_8 0x00000008
757#define SCTP_LOC_9 0x00000009
758#define SCTP_LOC_10 0x0000000a
759#define SCTP_LOC_11 0x0000000b
760#define SCTP_LOC_12 0x0000000c
761#define SCTP_LOC_13 0x0000000d
762#define SCTP_LOC_14 0x0000000e
763#define SCTP_LOC_15 0x0000000f
764#define SCTP_LOC_16 0x00000010
765#define SCTP_LOC_17 0x00000011
766#define SCTP_LOC_18 0x00000012
767#define SCTP_LOC_19 0x00000013
768#define SCTP_LOC_20 0x00000014
769#define SCTP_LOC_21 0x00000015
770#define SCTP_LOC_22 0x00000016
771#define SCTP_LOC_23 0x00000017
772#define SCTP_LOC_24 0x00000018
773#define SCTP_LOC_25 0x00000019
774#define SCTP_LOC_26 0x0000001a
775#define SCTP_LOC_27 0x0000001b
776#define SCTP_LOC_28 0x0000001c
777#define SCTP_LOC_29 0x0000001d
778#define SCTP_LOC_30 0x0000001e
779#define SCTP_LOC_31 0x0000001f
780#define SCTP_LOC_32 0x00000020
781#define SCTP_LOC_33 0x00000021
782#define SCTP_LOC_34 0x00000022
783#define SCTP_LOC_35 0x00000023
784#define SCTP_LOC_36 0x00000024
785#define SCTP_LOC_37 0x00000025
786
787/* Free assoc codes */
788#define SCTP_NORMAL_PROC 0
789#define SCTP_PCBFREE_NOFORCE 1
790#define SCTP_PCBFREE_FORCE 2
791
792/* From codes for adding addresses */
793#define SCTP_ADDR_IS_CONFIRMED 8
794#define SCTP_ADDR_DYNAMIC_ADDED 6
795#define SCTP_IN_COOKIE_PROC 100
796#define SCTP_ALLOC_ASOC 1
797#define SCTP_LOAD_ADDR_2 2
798#define SCTP_LOAD_ADDR_3 3
799#define SCTP_LOAD_ADDR_4 4
800#define SCTP_LOAD_ADDR_5 5
801
802#define SCTP_DONOT_SETSCOPE 0
803#define SCTP_DO_SETSCOPE 1
804
805/* This value determines the default for when
806 * we try to add more on the send queue., if
807 * there is room. This prevents us from cycling
808 * into the copy_resume routine to often if
809 * we have not got enough space to add a decent
810 * enough size message. Note that if we have enough
811 * space to complete the message copy we will always
812 * add to the message, no matter what the size. Its
813 * only when we reach the point that we have some left
814 * to add, there is only room for part of it that we
815 * will use this threshold. Its also a sysctl.
816 */
817#define SCTP_DEFAULT_ADD_MORE 1452
818
819#ifndef SCTP_PCBHASHSIZE
820/* default number of association hash buckets in each endpoint */
821#define SCTP_PCBHASHSIZE 256
822#endif
823#ifndef SCTP_TCBHASHSIZE
824#define SCTP_TCBHASHSIZE 1024
825#endif
826
827#ifndef SCTP_CHUNKQUEUE_SCALE
828#define SCTP_CHUNKQUEUE_SCALE 10
829#endif
830
831/* clock variance is 1 ms */
832#define SCTP_CLOCK_GRANULARITY 1
833#define IP_HDR_SIZE 40 /* we use the size of a IP6 header here this
834 * detracts a small amount for ipv4 but it
835 * simplifies the ipv6 addition */
836
837/* Argument magic number for sctp_inpcb_free() */
838
839/* third argument */
840#define SCTP_CALLED_DIRECTLY_NOCMPSET 0
841#define SCTP_CALLED_AFTER_CMPSET_OFCLOSE 1
842#define SCTP_CALLED_FROM_INPKILL_TIMER 2
843/* second argument */
844#define SCTP_FREE_SHOULD_USE_ABORT 1
845#define SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE 0
846
847#ifndef IPPROTO_SCTP
848#define IPPROTO_SCTP 132 /* the Official IANA number :-) */
849#endif /* !IPPROTO_SCTP */
850
851#define SCTP_MAX_DATA_BUNDLING 256
852
853/* modular comparison */
854/* See RFC 1982 for details. */
855#define SCTP_UINT16_GT(a, b) (((a < b) && ((uint16_t)(b - a) > (1U<<15))) || \
856 ((a > b) && ((uint16_t)(a - b) < (1U<<15))))
857#define SCTP_UINT16_GE(a, b) (SCTP_UINT16_GT(a, b) || (a == b))
858#define SCTP_UINT32_GT(a, b) (((a < b) && ((uint32_t)(b - a) > (1U<<31))) || \
859 ((a > b) && ((uint32_t)(a - b) < (1U<<31))))
860#define SCTP_UINT32_GE(a, b) (SCTP_UINT32_GT(a, b) || (a == b))
861
862#define SCTP_SSN_GT(a, b) SCTP_UINT16_GT(a, b)
863#define SCTP_SSN_GE(a, b) SCTP_UINT16_GE(a, b)
864#define SCTP_TSN_GT(a, b) SCTP_UINT32_GT(a, b)
865#define SCTP_TSN_GE(a, b) SCTP_UINT32_GE(a, b)
866#define SCTP_MID_GT(i, a, b) (((i) == 1) ? SCTP_UINT32_GT(a, b) : SCTP_UINT16_GT((uint16_t)a, (uint16_t)b))
867#define SCTP_MID_GE(i, a, b) (((i) == 1) ? SCTP_UINT32_GE(a, b) : SCTP_UINT16_GE((uint16_t)a, (uint16_t)b))
868#define SCTP_MID_EQ(i, a, b) (((i) == 1) ? a == b : (uint16_t)a == (uint16_t)b)
869
870/* Mapping array manipulation routines */
871#define SCTP_IS_TSN_PRESENT(arry, gap) ((arry[(gap >> 3)] >> (gap & 0x07)) & 0x01)
872#define SCTP_SET_TSN_PRESENT(arry, gap) (arry[(gap >> 3)] |= (0x01 << ((gap & 0x07))))
873#define SCTP_UNSET_TSN_PRESENT(arry, gap) (arry[(gap >> 3)] &= ((~(0x01 << ((gap & 0x07)))) & 0xff))
874#define SCTP_CALC_TSN_TO_GAP(gap, tsn, mapping_tsn) do { \
875 if (tsn >= mapping_tsn) { \
876 gap = tsn - mapping_tsn; \
877 } else { \
878 gap = (MAX_TSN - mapping_tsn) + tsn + 1; \
879 } \
880 } while (0)
881
882#define SCTP_RETRAN_DONE -1
883#define SCTP_RETRAN_EXIT -2
884
885/*
886 * This value defines the number of vtag block time wait entry's per list
887 * element. Each entry will take 2 4 byte ints (and of course the overhead
888 * of the next pointer as well). Using 15 as an example will yield * ((8 *
889 * 15) + 8) or 128 bytes of overhead for each timewait block that gets
890 * initialized. Increasing it to 31 would yield 256 bytes per block.
891 */
892#define SCTP_NUMBER_IN_VTAG_BLOCK 15
893/*
894 * If we use the STACK option, we have an array of this size head pointers.
895 * This array is mod'd the with the size to find which bucket and then all
896 * entries must be searched to see if the tag is in timed wait. If so we
897 * reject it.
898 */
899#define SCTP_STACK_VTAG_HASH_SIZE 32
900
901/*
902 * Number of seconds of time wait for a vtag.
903 */
904#define SCTP_TIME_WAIT 60
905
906/* How many micro seconds is the cutoff from
907 * local lan type rtt's
908 */
909 /*
910 * We allow 900us for the rtt.
911 */
912#define SCTP_LOCAL_LAN_RTT 900
913#define SCTP_LAN_UNKNOWN 0
914#define SCTP_LAN_LOCAL 1
915#define SCTP_LAN_INTERNET 2
916
917#define SCTP_SEND_BUFFER_SPLITTING 0x00000001
918#define SCTP_RECV_BUFFER_SPLITTING 0x00000002
919
920/* The system retains a cache of free chunks such to
921 * cut down on calls the memory allocation system. There
922 * is a per association limit of free items and a overall
923 * system limit. If either one gets hit then the resource
924 * stops being cached.
925 */
926
927#define SCTP_DEF_ASOC_RESC_LIMIT 10
928#define SCTP_DEF_SYSTEM_RESC_LIMIT 1000
929
930/*-
931 * defines for socket lock states.
932 * Used by __APPLE__
933 */
934#define SCTP_SO_LOCKED 1
935#define SCTP_SO_NOT_LOCKED 0
936
937/*-
938 * For address locks, do we hold the lock?
939 */
940#define SCTP_ADDR_LOCKED 1
941#define SCTP_ADDR_NOT_LOCKED 0
942
943#define IN4_ISPRIVATE_ADDRESS(a) \
944 ((((uint8_t *)&(a)->s_addr)[0] == 10) || \
945 ((((uint8_t *)&(a)->s_addr)[0] == 172) && \
946 (((uint8_t *)&(a)->s_addr)[1] >= 16) && \
947 (((uint8_t *)&(a)->s_addr)[1] <= 32)) || \
948 ((((uint8_t *)&(a)->s_addr)[0] == 192) && \
949 (((uint8_t *)&(a)->s_addr)[1] == 168)))
950
951#define IN4_ISLOOPBACK_ADDRESS(a) \
952 (((uint8_t *)&(a)->s_addr)[0] == 127)
953
954#define IN4_ISLINKLOCAL_ADDRESS(a) \
955 ((((uint8_t *)&(a)->s_addr)[0] == 169) && \
956 (((uint8_t *)&(a)->s_addr)[1] == 254))
957
958/* Maximum size of optval for IPPROTO_SCTP level socket options. */
959#define SCTP_SOCKET_OPTION_LIMIT (64 * 1024)
960
961#if defined(_KERNEL)
962#define SCTP_GETTIME_TIMEVAL(x) (getmicrouptime(x))
963#define SCTP_GETPTIME_TIMEVAL(x) (microuptime(x))
964#endif
965
966#if defined(_KERNEL) || defined(__Userspace__)
967#define sctp_sowwakeup(inp, so) \
968do { \
969 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \
970 sctp_pcb_add_flags(inp, SCTP_PCB_FLAGS_WAKEOUTPUT); \
971 } else { \
972 sowwakeup(so); \
973 } \
974} while (0)
975
976#define sctp_sowwakeup_locked(inp, so) \
977do { \
978 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \
979 sctp_pcb_add_flags(inp, SCTP_PCB_FLAGS_WAKEOUTPUT); \
980 SOCKBUF_UNLOCK(&((so)->so_snd)); \
981 } else { \
982 sowwakeup_locked(so); \
983 } \
984} while (0)
985
986#define sctp_sorwakeup(inp, so) \
987do { \
988 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \
989 sctp_pcb_add_flags(inp, SCTP_PCB_FLAGS_WAKEINPUT); \
990 } else { \
991 sorwakeup(so); \
992 } \
993} while (0)
994
995#define sctp_sorwakeup_locked(inp, so) \
996do { \
997 if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \
998 sctp_pcb_add_flags(inp, SCTP_PCB_FLAGS_WAKEINPUT); \
999 SOCKBUF_UNLOCK(&((so)->so_rcv)); \
1000 } else { \
1001 sorwakeup_locked(so); \
1002 } \
1003} while (0)
1004
1005#endif /* _KERNEL || __Userspace__ */
1006#endif