1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 2001-2007, 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 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
37
38 #ifndef _NETINET_SCTP_UIO_H_
39 #define _NETINET_SCTP_UIO_H_
40
41
42 #if !defined(_KERNEL)
43 #include <stdint.h>
44 #endif
45 #include <sys/types.h>
46 #include <sys/socket.h>
47 #include <netinet/in.h>
48
49 typedef uint32_t sctp_assoc_t;
50
51 #define SCTP_FUTURE_ASSOC 0
52 #define SCTP_CURRENT_ASSOC 1
53 #define SCTP_ALL_ASSOC 2
54
55 struct sctp_event {
56 sctp_assoc_t se_assoc_id;
57 uint16_t se_type;
58 uint8_t se_on;
59 };
60
61 /* Compatibility to previous define's */
62 #define sctp_stream_reset_events sctp_stream_reset_event
63
64 /* On/Off setup for subscription to events */
65 struct sctp_event_subscribe {
66 uint8_t sctp_data_io_event;
67 uint8_t sctp_association_event;
68 uint8_t sctp_address_event;
69 uint8_t sctp_send_failure_event;
70 uint8_t sctp_peer_error_event;
71 uint8_t sctp_shutdown_event;
72 uint8_t sctp_partial_delivery_event;
73 uint8_t sctp_adaptation_layer_event;
74 uint8_t sctp_authentication_event;
75 uint8_t sctp_sender_dry_event;
76 uint8_t sctp_stream_reset_event;
77 };
78
79 /* ancillary data types */
80 #define SCTP_INIT 0x0001
81 #define SCTP_SNDRCV 0x0002
82 #define SCTP_EXTRCV 0x0003
83 #define SCTP_SNDINFO 0x0004
84 #define SCTP_RCVINFO 0x0005
85 #define SCTP_NXTINFO 0x0006
86 #define SCTP_PRINFO 0x0007
87 #define SCTP_AUTHINFO 0x0008
88 #define SCTP_DSTADDRV4 0x0009
89 #define SCTP_DSTADDRV6 0x000a
90
91 /*
92 * ancillary data structures
93 */
94 struct sctp_initmsg {
95 uint16_t sinit_num_ostreams;
96 uint16_t sinit_max_instreams;
97 uint16_t sinit_max_attempts;
98 uint16_t sinit_max_init_timeo;
99 };
100
101 /* We add 96 bytes to the size of sctp_sndrcvinfo.
102 * This makes the current structure 128 bytes long
103 * which is nicely 64 bit aligned but also has room
104 * for us to add more and keep ABI compatibility.
105 * For example, already we have the sctp_extrcvinfo
106 * when enabled which is 48 bytes.
107 */
108
109 /*
110 * The assoc up needs a verfid
111 * all sendrcvinfo's need a verfid for SENDING only.
112 */
113
114
115 #define SCTP_ALIGN_RESV_PAD 92
116 #define SCTP_ALIGN_RESV_PAD_SHORT 76
117
118 struct sctp_sndrcvinfo {
119 uint16_t sinfo_stream;
120 uint16_t sinfo_ssn;
121 uint16_t sinfo_flags;
122 uint32_t sinfo_ppid;
123 uint32_t sinfo_context;
124 uint32_t sinfo_timetolive;
125 uint32_t sinfo_tsn;
126 uint32_t sinfo_cumtsn;
127 sctp_assoc_t sinfo_assoc_id;
128 uint16_t sinfo_keynumber;
129 uint16_t sinfo_keynumber_valid;
130 uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD];
131 };
132
133 struct sctp_extrcvinfo {
134 uint16_t sinfo_stream;
135 uint16_t sinfo_ssn;
136 uint16_t sinfo_flags;
137 uint32_t sinfo_ppid;
138 uint32_t sinfo_context;
139 uint32_t sinfo_timetolive; /* should have been sinfo_pr_value */
140 uint32_t sinfo_tsn;
141 uint32_t sinfo_cumtsn;
142 sctp_assoc_t sinfo_assoc_id;
143 uint16_t serinfo_next_flags;
144 uint16_t serinfo_next_stream;
145 uint32_t serinfo_next_aid;
146 uint32_t serinfo_next_length;
147 uint32_t serinfo_next_ppid;
148 uint16_t sinfo_keynumber;
149 uint16_t sinfo_keynumber_valid;
150 uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD_SHORT];
151 };
152 #define sinfo_pr_value sinfo_timetolive
153 #define sreinfo_next_flags serinfo_next_flags
154 #define sreinfo_next_stream serinfo_next_stream
155 #define sreinfo_next_aid serinfo_next_aid
156 #define sreinfo_next_length serinfo_next_length
157 #define sreinfo_next_ppid serinfo_next_ppid
158
159 struct sctp_sndinfo {
160 uint16_t snd_sid;
161 uint16_t snd_flags;
162 uint32_t snd_ppid;
163 uint32_t snd_context;
164 sctp_assoc_t snd_assoc_id;
165 };
166
167 struct sctp_prinfo {
168 uint16_t pr_policy;
169 uint32_t pr_value;
170 };
171
172 struct sctp_default_prinfo {
173 uint16_t pr_policy;
174 uint32_t pr_value;
175 sctp_assoc_t pr_assoc_id;
176 };
177
178 struct sctp_authinfo {
179 uint16_t auth_keynumber;
180 };
181
182 struct sctp_rcvinfo {
183 uint16_t rcv_sid;
184 uint16_t rcv_ssn;
185 uint16_t rcv_flags;
186 uint32_t rcv_ppid;
187 uint32_t rcv_tsn;
188 uint32_t rcv_cumtsn;
189 uint32_t rcv_context;
190 sctp_assoc_t rcv_assoc_id;
191 };
192
193 struct sctp_nxtinfo {
194 uint16_t nxt_sid;
195 uint16_t nxt_flags;
196 uint32_t nxt_ppid;
197 uint32_t nxt_length;
198 sctp_assoc_t nxt_assoc_id;
199 };
200
201 #define SCTP_NO_NEXT_MSG 0x0000
202 #define SCTP_NEXT_MSG_AVAIL 0x0001
203 #define SCTP_NEXT_MSG_ISCOMPLETE 0x0002
204 #define SCTP_NEXT_MSG_IS_UNORDERED 0x0004
205 #define SCTP_NEXT_MSG_IS_NOTIFICATION 0x0008
206
207 struct sctp_recvv_rn {
208 struct sctp_rcvinfo recvv_rcvinfo;
209 struct sctp_nxtinfo recvv_nxtinfo;
210 };
211
212 #define SCTP_RECVV_NOINFO 0
213 #define SCTP_RECVV_RCVINFO 1
214 #define SCTP_RECVV_NXTINFO 2
215 #define SCTP_RECVV_RN 3
216
217 #define SCTP_SENDV_NOINFO 0
218 #define SCTP_SENDV_SNDINFO 1
219 #define SCTP_SENDV_PRINFO 2
220 #define SCTP_SENDV_AUTHINFO 3
221 #define SCTP_SENDV_SPA 4
222
223 struct sctp_sendv_spa {
224 uint32_t sendv_flags;
225 struct sctp_sndinfo sendv_sndinfo;
226 struct sctp_prinfo sendv_prinfo;
227 struct sctp_authinfo sendv_authinfo;
228 };
229
230 #define SCTP_SEND_SNDINFO_VALID 0x00000001
231 #define SCTP_SEND_PRINFO_VALID 0x00000002
232 #define SCTP_SEND_AUTHINFO_VALID 0x00000004
233
234 struct sctp_snd_all_completes {
235 uint16_t sall_stream;
236 uint16_t sall_flags;
237 uint32_t sall_ppid;
238 uint32_t sall_context;
239 uint32_t sall_num_sent;
240 uint32_t sall_num_failed;
241 };
242
243 /* Flags that go into the sinfo->sinfo_flags field */
244 #define SCTP_NOTIFICATION 0x0010 /* next message is a notification */
245 #define SCTP_COMPLETE 0x0020 /* next message is complete */
246 #define SCTP_EOF 0x0100 /* Start shutdown procedures */
247 #define SCTP_ABORT 0x0200 /* Send an ABORT to peer */
248 #define SCTP_UNORDERED 0x0400 /* Message is un-ordered */
249 #define SCTP_ADDR_OVER 0x0800 /* Override the primary-address */
250 #define SCTP_SENDALL 0x1000 /* Send this on all associations */
251 #define SCTP_EOR 0x2000 /* end of message signal */
252 #define SCTP_SACK_IMMEDIATELY 0x4000 /* Set I-Bit */
253
254 #define INVALID_SINFO_FLAG(x) (((x) & 0xfffffff0 \
255 & ~(SCTP_EOF | SCTP_ABORT | SCTP_UNORDERED |\
256 SCTP_ADDR_OVER | SCTP_SENDALL | SCTP_EOR |\
257 SCTP_SACK_IMMEDIATELY)) != 0)
258 /* for the endpoint */
259
260 /* The lower four bits is an enumeration of PR-SCTP policies */
261 #define SCTP_PR_SCTP_NONE 0x0000 /* Reliable transfer */
262 #define SCTP_PR_SCTP_TTL 0x0001 /* Time based PR-SCTP */
263 #define SCTP_PR_SCTP_PRIO 0x0002 /* Buffer based PR-SCTP */
264 #define SCTP_PR_SCTP_BUF SCTP_PR_SCTP_PRIO /* For backwards compatibility */
265 #define SCTP_PR_SCTP_RTX 0x0003 /* Number of retransmissions based
266 * PR-SCTP */
267 #define SCTP_PR_SCTP_MAX SCTP_PR_SCTP_RTX
268 #define SCTP_PR_SCTP_ALL 0x000f /* Used for aggregated stats */
269
270 #define PR_SCTP_POLICY(x) ((x) & 0x0f)
271 #define PR_SCTP_ENABLED(x) ((PR_SCTP_POLICY(x) != SCTP_PR_SCTP_NONE) && \
272 (PR_SCTP_POLICY(x) != SCTP_PR_SCTP_ALL))
273 #define PR_SCTP_TTL_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_TTL)
274 #define PR_SCTP_BUF_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_BUF)
275 #define PR_SCTP_RTX_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_RTX)
276 #define PR_SCTP_INVALID_POLICY(x) (PR_SCTP_POLICY(x) > SCTP_PR_SCTP_MAX)
277 #define PR_SCTP_VALID_POLICY(x) (PR_SCTP_POLICY(x) <= SCTP_PR_SCTP_MAX)
278
279 /* Stat's */
280 struct sctp_pcbinfo {
281 uint32_t ep_count;
282 uint32_t asoc_count;
283 uint32_t laddr_count;
284 uint32_t raddr_count;
285 uint32_t chk_count;
286 uint32_t readq_count;
287 uint32_t free_chunks;
288 uint32_t stream_oque;
289 };
290
291 struct sctp_sockstat {
292 sctp_assoc_t ss_assoc_id;
293 uint32_t ss_total_sndbuf;
294 uint32_t ss_total_recv_buf;
295 };
296
297 /*
298 * notification event structures
299 */
300
301 /*
302 * association change event
303 */
304 struct sctp_assoc_change {
305 uint16_t sac_type;
306 uint16_t sac_flags;
307 uint32_t sac_length;
308 uint16_t sac_state;
309 uint16_t sac_error;
310 uint16_t sac_outbound_streams;
311 uint16_t sac_inbound_streams;
312 sctp_assoc_t sac_assoc_id;
313 uint8_t sac_info[];
314 };
315
316 /* sac_state values */
317 #define SCTP_COMM_UP 0x0001
318 #define SCTP_COMM_LOST 0x0002
319 #define SCTP_RESTART 0x0003
320 #define SCTP_SHUTDOWN_COMP 0x0004
321 #define SCTP_CANT_STR_ASSOC 0x0005
322
323 /* sac_info values */
324 #define SCTP_ASSOC_SUPPORTS_PR 0x01
325 #define SCTP_ASSOC_SUPPORTS_AUTH 0x02
326 #define SCTP_ASSOC_SUPPORTS_ASCONF 0x03
327 #define SCTP_ASSOC_SUPPORTS_MULTIBUF 0x04
328 #define SCTP_ASSOC_SUPPORTS_RE_CONFIG 0x05
329 #define SCTP_ASSOC_SUPPORTS_INTERLEAVING 0x06
330 #define SCTP_ASSOC_SUPPORTS_MAX 0x06
331 /*
332 * Address event
333 */
334 struct sctp_paddr_change {
335 uint16_t spc_type;
336 uint16_t spc_flags;
337 uint32_t spc_length;
338 struct sockaddr_storage spc_aaddr;
339 uint32_t spc_state;
340 uint32_t spc_error;
341 sctp_assoc_t spc_assoc_id;
342 };
343
344 /* paddr state values */
345 #define SCTP_ADDR_AVAILABLE 0x0001
346 #define SCTP_ADDR_UNREACHABLE 0x0002
347 #define SCTP_ADDR_REMOVED 0x0003
348 #define SCTP_ADDR_ADDED 0x0004
349 #define SCTP_ADDR_MADE_PRIM 0x0005
350 #define SCTP_ADDR_CONFIRMED 0x0006
351
352 #define SCTP_ACTIVE 0x0001 /* SCTP_ADDR_REACHABLE */
353 #define SCTP_INACTIVE 0x0002 /* neither SCTP_ADDR_REACHABLE nor
354 * SCTP_ADDR_UNCONFIRMED */
355 #define SCTP_UNCONFIRMED 0x0200 /* SCTP_ADDR_UNCONFIRMED */
356
357 /* remote error events */
358 struct sctp_remote_error {
359 uint16_t sre_type;
360 uint16_t sre_flags;
361 uint32_t sre_length;
362 uint16_t sre_error;
363 sctp_assoc_t sre_assoc_id;
364 uint8_t sre_data[];
365 };
366
367 /* data send failure event (deprecated) */
368 struct sctp_send_failed {
369 uint16_t ssf_type;
370 uint16_t ssf_flags;
371 uint32_t ssf_length;
372 uint32_t ssf_error;
373 struct sctp_sndrcvinfo ssf_info;
374 sctp_assoc_t ssf_assoc_id;
375 uint8_t ssf_data[];
376 };
377
378 /* data send failure event (not deprecated) */
379 struct sctp_send_failed_event {
380 uint16_t ssfe_type;
381 uint16_t ssfe_flags;
382 uint32_t ssfe_length;
383 uint32_t ssfe_error;
384 struct sctp_sndinfo ssfe_info;
385 sctp_assoc_t ssfe_assoc_id;
386 uint8_t ssfe_data[];
387 };
388
389 /* flag that indicates state of data */
390 #define SCTP_DATA_UNSENT 0x0001 /* inqueue never on wire */
391 #define SCTP_DATA_SENT 0x0002 /* on wire at failure */
392
393 /* shutdown event */
394 struct sctp_shutdown_event {
395 uint16_t sse_type;
396 uint16_t sse_flags;
397 uint32_t sse_length;
398 sctp_assoc_t sse_assoc_id;
399 };
400
401 /* Adaptation layer indication stuff */
402 struct sctp_adaptation_event {
403 uint16_t sai_type;
404 uint16_t sai_flags;
405 uint32_t sai_length;
406 uint32_t sai_adaptation_ind;
407 sctp_assoc_t sai_assoc_id;
408 };
409
410 struct sctp_setadaptation {
411 uint32_t ssb_adaptation_ind;
412 };
413
414 /* compatible old spelling */
415 struct sctp_adaption_event {
416 uint16_t sai_type;
417 uint16_t sai_flags;
418 uint32_t sai_length;
419 uint32_t sai_adaption_ind;
420 sctp_assoc_t sai_assoc_id;
421 };
422
423 struct sctp_setadaption {
424 uint32_t ssb_adaption_ind;
425 };
426
427
428 /*
429 * Partial Delivery API event
430 */
431 struct sctp_pdapi_event {
432 uint16_t pdapi_type;
433 uint16_t pdapi_flags;
434 uint32_t pdapi_length;
435 uint32_t pdapi_indication;
436 uint16_t pdapi_stream;
437 uint16_t pdapi_seq;
438 sctp_assoc_t pdapi_assoc_id;
439 };
440
441 /* indication values */
442 #define SCTP_PARTIAL_DELIVERY_ABORTED 0x0001
443
444
445 /*
446 * authentication key event
447 */
448 struct sctp_authkey_event {
449 uint16_t auth_type;
450 uint16_t auth_flags;
451 uint32_t auth_length;
452 uint16_t auth_keynumber;
453 uint16_t auth_altkeynumber;
454 uint32_t auth_indication;
455 sctp_assoc_t auth_assoc_id;
456 };
457
458 /* indication values */
459 #define SCTP_AUTH_NEW_KEY 0x0001
460 #define SCTP_AUTH_NEWKEY SCTP_AUTH_NEW_KEY
461 #define SCTP_AUTH_NO_AUTH 0x0002
462 #define SCTP_AUTH_FREE_KEY 0x0003
463
464
465 struct sctp_sender_dry_event {
466 uint16_t sender_dry_type;
467 uint16_t sender_dry_flags;
468 uint32_t sender_dry_length;
469 sctp_assoc_t sender_dry_assoc_id;
470 };
471
472
473 /*
474 * Stream reset event - subscribe to SCTP_STREAM_RESET_EVENT
475 */
476 struct sctp_stream_reset_event {
477 uint16_t strreset_type;
478 uint16_t strreset_flags;
479 uint32_t strreset_length;
480 sctp_assoc_t strreset_assoc_id;
481 uint16_t strreset_stream_list[];
482 };
483
484 /* flags in stream_reset_event (strreset_flags) */
485 #define SCTP_STREAM_RESET_INCOMING_SSN 0x0001
486 #define SCTP_STREAM_RESET_OUTGOING_SSN 0x0002
487 #define SCTP_STREAM_RESET_DENIED 0x0004
488 #define SCTP_STREAM_RESET_FAILED 0x0008
489
490 /*
491 * Assoc reset event - subscribe to SCTP_ASSOC_RESET_EVENT
492 */
493 struct sctp_assoc_reset_event {
494 uint16_t assocreset_type;
495 uint16_t assocreset_flags;
496 uint32_t assocreset_length;
497 sctp_assoc_t assocreset_assoc_id;
498 uint32_t assocreset_local_tsn;
499 uint32_t assocreset_remote_tsn;
500 };
501
502 #define SCTP_ASSOC_RESET_DENIED 0x0004
503 #define SCTP_ASSOC_RESET_FAILED 0x0008
504
505 /*
506 * Stream change event - subscribe to SCTP_STREAM_CHANGE_EVENT
507 */
508 struct sctp_stream_change_event {
509 uint16_t strchange_type;
510 uint16_t strchange_flags;
511 uint32_t strchange_length;
512 sctp_assoc_t strchange_assoc_id;
513 uint16_t strchange_instrms;
514 uint16_t strchange_outstrms;
515 };
516
517 #define SCTP_STREAM_CHANGE_DENIED 0x0004
518 #define SCTP_STREAM_CHANGE_FAILED 0x0008
519
520
521 /* SCTP notification event */
522 struct sctp_tlv {
523 uint16_t sn_type;
524 uint16_t sn_flags;
525 uint32_t sn_length;
526 };
527
528 union sctp_notification {
529 struct sctp_tlv sn_header;
530 struct sctp_assoc_change sn_assoc_change;
531 struct sctp_paddr_change sn_paddr_change;
532 struct sctp_remote_error sn_remote_error;
533 struct sctp_send_failed sn_send_failed;
534 struct sctp_shutdown_event sn_shutdown_event;
535 struct sctp_adaptation_event sn_adaptation_event;
536 /* compatibility same as above */
537 struct sctp_adaption_event sn_adaption_event;
538 struct sctp_pdapi_event sn_pdapi_event;
539 struct sctp_authkey_event sn_auth_event;
540 struct sctp_sender_dry_event sn_sender_dry_event;
541 struct sctp_send_failed_event sn_send_failed_event;
542 struct sctp_stream_reset_event sn_strreset_event;
543 struct sctp_assoc_reset_event sn_assocreset_event;
544 struct sctp_stream_change_event sn_strchange_event;
545 };
546
547 /* notification types */
548 #define SCTP_ASSOC_CHANGE 0x0001
549 #define SCTP_PEER_ADDR_CHANGE 0x0002
550 #define SCTP_REMOTE_ERROR 0x0003
551 #define SCTP_SEND_FAILED 0x0004
552 #define SCTP_SHUTDOWN_EVENT 0x0005
553 #define SCTP_ADAPTATION_INDICATION 0x0006
554 /* same as above */
555 #define SCTP_ADAPTION_INDICATION 0x0006
556 #define SCTP_PARTIAL_DELIVERY_EVENT 0x0007
557 #define SCTP_AUTHENTICATION_EVENT 0x0008
558 #define SCTP_STREAM_RESET_EVENT 0x0009
559 #define SCTP_SENDER_DRY_EVENT 0x000a
560 #define SCTP_NOTIFICATIONS_STOPPED_EVENT 0x000b /* we don't send this */
561 #define SCTP_ASSOC_RESET_EVENT 0x000c
562 #define SCTP_STREAM_CHANGE_EVENT 0x000d
563 #define SCTP_SEND_FAILED_EVENT 0x000e
564 /*
565 * socket option structs
566 */
567
568 struct sctp_paddrparams {
569 struct sockaddr_storage spp_address;
570 sctp_assoc_t spp_assoc_id;
571 uint32_t spp_hbinterval;
572 uint32_t spp_pathmtu;
573 uint32_t spp_flags;
574 uint32_t spp_ipv6_flowlabel;
575 uint16_t spp_pathmaxrxt;
576 uint8_t spp_dscp;
577 };
578 #define spp_ipv4_tos spp_dscp
579
580 #define SPP_HB_ENABLE 0x00000001
581 #define SPP_HB_DISABLE 0x00000002
582 #define SPP_HB_DEMAND 0x00000004
583 #define SPP_PMTUD_ENABLE 0x00000008
584 #define SPP_PMTUD_DISABLE 0x00000010
585 #define SPP_HB_TIME_IS_ZERO 0x00000080
586 #define SPP_IPV6_FLOWLABEL 0x00000100
587 #define SPP_DSCP 0x00000200
588 #define SPP_IPV4_TOS SPP_DSCP
589
590 struct sctp_paddrthlds {
591 struct sockaddr_storage spt_address;
592 sctp_assoc_t spt_assoc_id;
593 uint16_t spt_pathmaxrxt;
594 uint16_t spt_pathpfthld;
595 uint16_t spt_pathcpthld;
596 };
597
598 struct sctp_paddrinfo {
599 struct sockaddr_storage spinfo_address;
600 sctp_assoc_t spinfo_assoc_id;
601 int32_t spinfo_state;
602 uint32_t spinfo_cwnd;
603 uint32_t spinfo_srtt;
604 uint32_t spinfo_rto;
605 uint32_t spinfo_mtu;
606 };
607
608 struct sctp_rtoinfo {
609 sctp_assoc_t srto_assoc_id;
610 uint32_t srto_initial;
611 uint32_t srto_max;
612 uint32_t srto_min;
613 };
614
615 struct sctp_assocparams {
616 sctp_assoc_t sasoc_assoc_id;
617 uint32_t sasoc_peer_rwnd;
618 uint32_t sasoc_local_rwnd;
619 uint32_t sasoc_cookie_life;
620 uint16_t sasoc_asocmaxrxt;
621 uint16_t sasoc_number_peer_destinations;
622 };
623
624 struct sctp_setprim {
625 struct sockaddr_storage ssp_addr;
626 sctp_assoc_t ssp_assoc_id;
627 uint8_t ssp_padding[4];
628 };
629
630 struct sctp_setpeerprim {
631 struct sockaddr_storage sspp_addr;
632 sctp_assoc_t sspp_assoc_id;
633 uint8_t sspp_padding[4];
634 };
635
636 union sctp_sockstore {
637 struct sockaddr_in sin;
638 struct sockaddr_in6 sin6;
639 struct sockaddr sa;
640 };
641
642 struct sctp_getaddresses {
643 sctp_assoc_t sget_assoc_id;
644 union sctp_sockstore addr[];
645 };
646
647 struct sctp_status {
648 sctp_assoc_t sstat_assoc_id;
649 int32_t sstat_state;
650 uint32_t sstat_rwnd;
651 uint16_t sstat_unackdata;
652 uint16_t sstat_penddata;
653 uint16_t sstat_instrms;
654 uint16_t sstat_outstrms;
655 uint32_t sstat_fragmentation_point;
656 struct sctp_paddrinfo sstat_primary;
657 };
658
659 /*
660 * AUTHENTICATION support
661 */
662 /* SCTP_AUTH_CHUNK */
663 struct sctp_authchunk {
664 uint8_t sauth_chunk;
665 };
666
667 /* SCTP_AUTH_KEY */
668 struct sctp_authkey {
669 sctp_assoc_t sca_assoc_id;
670 uint16_t sca_keynumber;
671 uint16_t sca_keylength;
672 uint8_t sca_key[];
673 };
674
675 /* SCTP_HMAC_IDENT */
676 struct sctp_hmacalgo {
677 uint32_t shmac_number_of_idents;
678 uint16_t shmac_idents[];
679 };
680
681 /* AUTH hmac_id */
682 #define SCTP_AUTH_HMAC_ID_RSVD 0x0000
683 #define SCTP_AUTH_HMAC_ID_SHA1 0x0001 /* default, mandatory */
684 #define SCTP_AUTH_HMAC_ID_SHA256 0x0003
685
686 /* SCTP_AUTH_ACTIVE_KEY / SCTP_AUTH_DELETE_KEY */
687 struct sctp_authkeyid {
688 sctp_assoc_t scact_assoc_id;
689 uint16_t scact_keynumber;
690 };
691
692 /* SCTP_PEER_AUTH_CHUNKS / SCTP_LOCAL_AUTH_CHUNKS */
693 struct sctp_authchunks {
694 sctp_assoc_t gauth_assoc_id;
695 uint32_t gauth_number_of_chunks;
696 uint8_t gauth_chunks[];
697 };
698
699 struct sctp_assoc_value {
700 sctp_assoc_t assoc_id;
701 uint32_t assoc_value;
702 };
703
704 struct sctp_cc_option {
705 int option;
706 struct sctp_assoc_value aid_value;
707 };
708
709 struct sctp_stream_value {
710 sctp_assoc_t assoc_id;
711 uint16_t stream_id;
712 uint16_t stream_value;
713 };
714
715 struct sctp_assoc_ids {
716 uint32_t gaids_number_of_ids;
717 sctp_assoc_t gaids_assoc_id[];
718 };
719
720 struct sctp_sack_info {
721 sctp_assoc_t sack_assoc_id;
722 uint32_t sack_delay;
723 uint32_t sack_freq;
724 };
725
726 struct sctp_timeouts {
727 sctp_assoc_t stimo_assoc_id;
728 uint32_t stimo_init;
729 uint32_t stimo_data;
730 uint32_t stimo_sack;
731 uint32_t stimo_shutdown;
732 uint32_t stimo_heartbeat;
733 uint32_t stimo_cookie;
734 uint32_t stimo_shutdownack;
735 };
736
737 struct sctp_udpencaps {
738 struct sockaddr_storage sue_address;
739 sctp_assoc_t sue_assoc_id;
740 uint16_t sue_port;
741 };
742
743 struct sctp_prstatus {
744 sctp_assoc_t sprstat_assoc_id;
745 uint16_t sprstat_sid;
746 uint16_t sprstat_policy;
747 uint64_t sprstat_abandoned_unsent;
748 uint64_t sprstat_abandoned_sent;
749 };
750
751 struct sctp_cwnd_args {
752 struct sctp_nets *net; /* network to *//* FIXME: LP64 issue */
753 uint32_t cwnd_new_value; /* cwnd in k */
754 uint32_t pseudo_cumack;
755 uint16_t inflight; /* flightsize in k */
756 uint16_t cwnd_augment; /* increment to it */
757 uint8_t meets_pseudo_cumack;
758 uint8_t need_new_pseudo_cumack;
759 uint8_t cnt_in_send;
760 uint8_t cnt_in_str;
761 };
762
763 struct sctp_blk_args {
764 uint32_t onsb; /* in 1k bytes */
765 uint32_t sndlen; /* len of send being attempted */
766 uint32_t peer_rwnd; /* rwnd of peer */
767 uint16_t send_sent_qcnt; /* chnk cnt */
768 uint16_t stream_qcnt; /* chnk cnt */
769 uint16_t chunks_on_oque; /* chunks out */
770 uint16_t flight_size; /* flight size in k */
771 };
772
773 /*
774 * Max we can reset in one setting, note this is dictated not by the define
775 * but the size of a mbuf cluster so don't change this define and think you
776 * can specify more. You must do multiple resets if you want to reset more
777 * than SCTP_MAX_EXPLICIT_STR_RESET.
778 */
779 #define SCTP_MAX_EXPLICT_STR_RESET 1000
780
781 struct sctp_reset_streams {
782 sctp_assoc_t srs_assoc_id;
783 uint16_t srs_flags;
784 uint16_t srs_number_streams; /* 0 == ALL */
785 uint16_t srs_stream_list[]; /* list if strrst_num_streams is not 0 */
786 };
787
788 struct sctp_add_streams {
789 sctp_assoc_t sas_assoc_id;
790 uint16_t sas_instrms;
791 uint16_t sas_outstrms;
792 };
793
794 struct sctp_get_nonce_values {
795 sctp_assoc_t gn_assoc_id;
796 uint32_t gn_peers_tag;
797 uint32_t gn_local_tag;
798 };
799
800 /* Debugging logs */
801 struct sctp_str_log {
802 void *stcb; /* FIXME: LP64 issue */
803 uint32_t n_tsn;
804 uint32_t e_tsn;
805 uint16_t n_sseq;
806 uint16_t e_sseq;
807 uint16_t strm;
808 };
809
810 struct sctp_sb_log {
811 void *stcb; /* FIXME: LP64 issue */
812 uint32_t so_sbcc;
813 uint32_t stcb_sbcc;
814 uint32_t incr;
815 };
816
817 struct sctp_fr_log {
818 uint32_t largest_tsn;
819 uint32_t largest_new_tsn;
820 uint32_t tsn;
821 };
822
823 struct sctp_fr_map {
824 uint32_t base;
825 uint32_t cum;
826 uint32_t high;
827 };
828
829 struct sctp_rwnd_log {
830 uint32_t rwnd;
831 uint32_t send_size;
832 uint32_t overhead;
833 uint32_t new_rwnd;
834 };
835
836 struct sctp_mbcnt_log {
837 uint32_t total_queue_size;
838 uint32_t size_change;
839 uint32_t total_queue_mb_size;
840 uint32_t mbcnt_change;
841 };
842
843 struct sctp_sack_log {
844 uint32_t cumack;
845 uint32_t oldcumack;
846 uint32_t tsn;
847 uint16_t numGaps;
848 uint16_t numDups;
849 };
850
851 struct sctp_lock_log {
852 void *sock; /* FIXME: LP64 issue */
853 void *inp; /* FIXME: LP64 issue */
854 uint8_t tcb_lock;
855 uint8_t inp_lock;
856 uint8_t info_lock;
857 uint8_t sock_lock;
858 uint8_t sockrcvbuf_lock;
859 uint8_t socksndbuf_lock;
860 uint8_t create_lock;
861 uint8_t resv;
862 };
863
864 struct sctp_rto_log {
865 void *net; /* FIXME: LP64 issue */
866 uint32_t rtt;
867 };
868
869 struct sctp_nagle_log {
870 void *stcb; /* FIXME: LP64 issue */
871 uint32_t total_flight;
872 uint32_t total_in_queue;
873 uint16_t count_in_queue;
874 uint16_t count_in_flight;
875 };
876
877 struct sctp_sbwake_log {
878 void *stcb; /* FIXME: LP64 issue */
879 uint16_t send_q;
880 uint16_t sent_q;
881 uint16_t flight;
882 uint16_t wake_cnt;
883 uint8_t stream_qcnt; /* chnk cnt */
884 uint8_t chunks_on_oque; /* chunks out */
885 uint8_t sbflags;
886 uint8_t sctpflags;
887 };
888
889 struct sctp_misc_info {
890 uint32_t log1;
891 uint32_t log2;
892 uint32_t log3;
893 uint32_t log4;
894 };
895
896 struct sctp_log_closing {
897 void *inp; /* FIXME: LP64 issue */
898 void *stcb; /* FIXME: LP64 issue */
899 uint32_t sctp_flags;
900 uint16_t state;
901 int16_t loc;
902 };
903
904 struct sctp_mbuf_log {
905 struct mbuf *mp; /* FIXME: LP64 issue */
906 caddr_t ext;
907 caddr_t data;
908 uint16_t size;
909 uint8_t refcnt;
910 uint8_t mbuf_flags;
911 };
912
913 struct sctp_cwnd_log {
914 uint64_t time_event;
915 uint8_t from;
916 uint8_t event_type;
917 uint8_t resv[2];
918 union {
919 struct sctp_log_closing close;
920 struct sctp_blk_args blk;
921 struct sctp_cwnd_args cwnd;
922 struct sctp_str_log strlog;
923 struct sctp_fr_log fr;
924 struct sctp_fr_map map;
925 struct sctp_rwnd_log rwnd;
926 struct sctp_mbcnt_log mbcnt;
927 struct sctp_sack_log sack;
928 struct sctp_lock_log lock;
929 struct sctp_rto_log rto;
930 struct sctp_sb_log sb;
931 struct sctp_nagle_log nagle;
932 struct sctp_sbwake_log wake;
933 struct sctp_mbuf_log mb;
934 struct sctp_misc_info misc;
935 } x;
936 };
937
938 struct sctp_cwnd_log_req {
939 int32_t num_in_log; /* Number in log */
940 int32_t num_ret; /* Number returned */
941 int32_t start_at; /* start at this one */
942 int32_t end_at; /* end at this one */
943 struct sctp_cwnd_log log[];
944 };
945
946 struct sctp_timeval {
947 uint32_t tv_sec;
948 uint32_t tv_usec;
949 };
950
951 struct sctpstat {
952 struct sctp_timeval sctps_discontinuitytime; /* sctpStats 18
953 * (TimeStamp) */
954 /* MIB according to RFC 3873 */
955 uint32_t sctps_currestab; /* sctpStats 1 (Gauge32) */
956 uint32_t sctps_activeestab; /* sctpStats 2 (Counter32) */
957 uint32_t sctps_restartestab;
958 uint32_t sctps_collisionestab;
959 uint32_t sctps_passiveestab; /* sctpStats 3 (Counter32) */
960 uint32_t sctps_aborted; /* sctpStats 4 (Counter32) */
961 uint32_t sctps_shutdown; /* sctpStats 5 (Counter32) */
962 uint32_t sctps_outoftheblue; /* sctpStats 6 (Counter32) */
963 uint32_t sctps_checksumerrors; /* sctpStats 7 (Counter32) */
964 uint32_t sctps_outcontrolchunks; /* sctpStats 8 (Counter64) */
965 uint32_t sctps_outorderchunks; /* sctpStats 9 (Counter64) */
966 uint32_t sctps_outunorderchunks; /* sctpStats 10 (Counter64) */
967 uint32_t sctps_incontrolchunks; /* sctpStats 11 (Counter64) */
968 uint32_t sctps_inorderchunks; /* sctpStats 12 (Counter64) */
969 uint32_t sctps_inunorderchunks; /* sctpStats 13 (Counter64) */
970 uint32_t sctps_fragusrmsgs; /* sctpStats 14 (Counter64) */
971 uint32_t sctps_reasmusrmsgs; /* sctpStats 15 (Counter64) */
972 uint32_t sctps_outpackets; /* sctpStats 16 (Counter64) */
973 uint32_t sctps_inpackets; /* sctpStats 17 (Counter64) */
974
975 /* input statistics: */
976 uint32_t sctps_recvpackets; /* total input packets */
977 uint32_t sctps_recvdatagrams; /* total input datagrams */
978 uint32_t sctps_recvpktwithdata; /* total packets that had data */
979 uint32_t sctps_recvsacks; /* total input SACK chunks */
980 uint32_t sctps_recvdata; /* total input DATA chunks */
981 uint32_t sctps_recvdupdata; /* total input duplicate DATA chunks */
982 uint32_t sctps_recvheartbeat; /* total input HB chunks */
983 uint32_t sctps_recvheartbeatack; /* total input HB-ACK chunks */
984 uint32_t sctps_recvecne; /* total input ECNE chunks */
985 uint32_t sctps_recvauth; /* total input AUTH chunks */
986 uint32_t sctps_recvauthmissing; /* total input chunks missing AUTH */
987 uint32_t sctps_recvivalhmacid; /* total number of invalid HMAC ids
988 * received */
989 uint32_t sctps_recvivalkeyid; /* total number of invalid secret ids
990 * received */
991 uint32_t sctps_recvauthfailed; /* total number of auth failed */
992 uint32_t sctps_recvexpress; /* total fast path receives all one
993 * chunk */
994 uint32_t sctps_recvexpressm; /* total fast path multi-part data */
995 uint32_t sctps_recv_spare; /* formerly sctps_recvnocrc */
996 uint32_t sctps_recvswcrc;
997 uint32_t sctps_recvhwcrc;
998
999 /* output statistics: */
1000 uint32_t sctps_sendpackets; /* total output packets */
1001 uint32_t sctps_sendsacks; /* total output SACKs */
1002 uint32_t sctps_senddata; /* total output DATA chunks */
1003 uint32_t sctps_sendretransdata; /* total output retransmitted DATA
1004 * chunks */
1005 uint32_t sctps_sendfastretrans; /* total output fast retransmitted
1006 * DATA chunks */
1007 uint32_t sctps_sendmultfastretrans; /* total FR's that happened
1008 * more than once to same
1009 * chunk (u-del multi-fr
1010 * algo). */
1011 uint32_t sctps_sendheartbeat; /* total output HB chunks */
1012 uint32_t sctps_sendecne; /* total output ECNE chunks */
1013 uint32_t sctps_sendauth; /* total output AUTH chunks FIXME */
1014 uint32_t sctps_senderrors; /* ip_output error counter */
1015 uint32_t sctps_send_spare; /* formerly sctps_sendnocrc */
1016 uint32_t sctps_sendswcrc;
1017 uint32_t sctps_sendhwcrc;
1018 /* PCKDROPREP statistics: */
1019 uint32_t sctps_pdrpfmbox; /* Packet drop from middle box */
1020 uint32_t sctps_pdrpfehos; /* P-drop from end host */
1021 uint32_t sctps_pdrpmbda; /* P-drops with data */
1022 uint32_t sctps_pdrpmbct; /* P-drops, non-data, non-endhost */
1023 uint32_t sctps_pdrpbwrpt; /* P-drop, non-endhost, bandwidth rep
1024 * only */
1025 uint32_t sctps_pdrpcrupt; /* P-drop, not enough for chunk header */
1026 uint32_t sctps_pdrpnedat; /* P-drop, not enough data to confirm */
1027 uint32_t sctps_pdrppdbrk; /* P-drop, where process_chunk_drop
1028 * said break */
1029 uint32_t sctps_pdrptsnnf; /* P-drop, could not find TSN */
1030 uint32_t sctps_pdrpdnfnd; /* P-drop, attempt reverse TSN lookup */
1031 uint32_t sctps_pdrpdiwnp; /* P-drop, e-host confirms zero-rwnd */
1032 uint32_t sctps_pdrpdizrw; /* P-drop, midbox confirms no space */
1033 uint32_t sctps_pdrpbadd; /* P-drop, data did not match TSN */
1034 uint32_t sctps_pdrpmark; /* P-drop, TSN's marked for Fast
1035 * Retran */
1036 /* timeouts */
1037 uint32_t sctps_timoiterator; /* Number of iterator timers that
1038 * fired */
1039 uint32_t sctps_timodata; /* Number of T3 data time outs */
1040 uint32_t sctps_timowindowprobe; /* Number of window probe (T3) timers
1041 * that fired */
1042 uint32_t sctps_timoinit; /* Number of INIT timers that fired */
1043 uint32_t sctps_timosack; /* Number of sack timers that fired */
1044 uint32_t sctps_timoshutdown; /* Number of shutdown timers that
1045 * fired */
1046 uint32_t sctps_timoheartbeat; /* Number of heartbeat timers that
1047 * fired */
1048 uint32_t sctps_timocookie; /* Number of times a cookie timeout
1049 * fired */
1050 uint32_t sctps_timosecret; /* Number of times an endpoint changed
1051 * its cookie secret */
1052 uint32_t sctps_timopathmtu; /* Number of PMTU timers that fired */
1053 uint32_t sctps_timoshutdownack; /* Number of shutdown ack timers that
1054 * fired */
1055 uint32_t sctps_timoshutdownguard; /* Number of shutdown guard
1056 * timers that fired */
1057 uint32_t sctps_timostrmrst; /* Number of stream reset timers that
1058 * fired */
1059 uint32_t sctps_timoearlyfr; /* Number of early FR timers that
1060 * fired */
1061 uint32_t sctps_timoasconf; /* Number of times an asconf timer
1062 * fired */
1063 uint32_t sctps_timodelprim; /* Number of times a prim_deleted
1064 * timer fired */
1065 uint32_t sctps_timoautoclose; /* Number of times auto close timer
1066 * fired */
1067 uint32_t sctps_timoassockill; /* Number of asoc free timers expired */
1068 uint32_t sctps_timoinpkill; /* Number of inp free timers expired */
1069 /* former early FR counters */
1070 uint32_t sctps_spare[11];
1071 /* others */
1072 uint32_t sctps_hdrops; /* packet shorter than header */
1073 uint32_t sctps_badsum; /* checksum error */
1074 uint32_t sctps_noport; /* no endpoint for port */
1075 uint32_t sctps_badvtag; /* bad v-tag */
1076 uint32_t sctps_badsid; /* bad SID */
1077 uint32_t sctps_nomem; /* no memory */
1078 uint32_t sctps_fastretransinrtt; /* number of multiple FR in a
1079 * RTT window */
1080 uint32_t sctps_markedretrans;
1081 uint32_t sctps_naglesent; /* nagle allowed sending */
1082 uint32_t sctps_naglequeued; /* nagle doesn't allow sending */
1083 uint32_t sctps_maxburstqueued; /* max burst doesn't allow sending */
1084 uint32_t sctps_ifnomemqueued; /* look ahead tells us no memory in
1085 * interface ring buffer OR we had a
1086 * send error and are queuing one
1087 * send. */
1088 uint32_t sctps_windowprobed; /* total number of window probes sent */
1089 uint32_t sctps_lowlevelerr; /* total times an output error causes
1090 * us to clamp down on next user send. */
1091 uint32_t sctps_lowlevelerrusr; /* total times sctp_senderrors were
1092 * caused from a user send from a user
1093 * invoked send not a sack response */
1094 uint32_t sctps_datadropchklmt; /* Number of in data drops due to
1095 * chunk limit reached */
1096 uint32_t sctps_datadroprwnd; /* Number of in data drops due to rwnd
1097 * limit reached */
1098 uint32_t sctps_ecnereducedcwnd; /* Number of times a ECN reduced the
1099 * cwnd */
1100 uint32_t sctps_vtagexpress; /* Used express lookup via vtag */
1101 uint32_t sctps_vtagbogus; /* Collision in express lookup. */
1102 uint32_t sctps_primary_randry; /* Number of times the sender ran dry
1103 * of user data on primary */
1104 uint32_t sctps_cmt_randry; /* Same for above */
1105 uint32_t sctps_slowpath_sack; /* Sacks the slow way */
1106 uint32_t sctps_wu_sacks_sent; /* Window Update only sacks sent */
1107 uint32_t sctps_sends_with_flags; /* number of sends with
1108 * sinfo_flags !=0 */
1109 uint32_t sctps_sends_with_unord; /* number of unordered sends */
1110 uint32_t sctps_sends_with_eof; /* number of sends with EOF flag set */
1111 uint32_t sctps_sends_with_abort; /* number of sends with ABORT
1112 * flag set */
1113 uint32_t sctps_protocol_drain_calls; /* number of times protocol
1114 * drain called */
1115 uint32_t sctps_protocol_drains_done; /* number of times we did a
1116 * protocol drain */
1117 uint32_t sctps_read_peeks; /* Number of times recv was called
1118 * with peek */
1119 uint32_t sctps_cached_chk; /* Number of cached chunks used */
1120 uint32_t sctps_cached_strmoq; /* Number of cached stream oq's used */
1121 uint32_t sctps_left_abandon; /* Number of unread messages abandoned
1122 * by close */
1123 uint32_t sctps_send_burst_avoid; /* Unused */
1124 uint32_t sctps_send_cwnd_avoid; /* Send cwnd full avoidance, already
1125 * max burst inflight to net */
1126 uint32_t sctps_fwdtsn_map_over; /* number of map array over-runs via
1127 * fwd-tsn's */
1128 uint32_t sctps_queue_upd_ecne; /* Number of times we queued or
1129 * updated an ECN chunk on send queue */
1130 uint32_t sctps_reserved[31]; /* Future ABI compat - remove int's
1131 * from here when adding new */
1132 };
1133
1134 #define SCTP_STAT_INCR(_x) SCTP_STAT_INCR_BY(_x,1)
1135 #define SCTP_STAT_DECR(_x) SCTP_STAT_DECR_BY(_x,1)
1136 #if defined(SMP) && defined(SCTP_USE_PERCPU_STAT)
1137 #define SCTP_STAT_INCR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x += _d)
1138 #define SCTP_STAT_DECR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x -= _d)
1139 #else
1140 #define SCTP_STAT_INCR_BY(_x,_d) atomic_add_int(&SCTP_BASE_STAT(_x), _d)
1141 #define SCTP_STAT_DECR_BY(_x,_d) atomic_subtract_int(&SCTP_BASE_STAT(_x), _d)
1142 #endif
1143 /* The following macros are for handling MIB values, */
1144 #define SCTP_STAT_INCR_COUNTER32(_x) SCTP_STAT_INCR(_x)
1145 #define SCTP_STAT_INCR_COUNTER64(_x) SCTP_STAT_INCR(_x)
1146 #define SCTP_STAT_INCR_GAUGE32(_x) SCTP_STAT_INCR(_x)
1147 #define SCTP_STAT_DECR_COUNTER32(_x) SCTP_STAT_DECR(_x)
1148 #define SCTP_STAT_DECR_COUNTER64(_x) SCTP_STAT_DECR(_x)
1149 #define SCTP_STAT_DECR_GAUGE32(_x) SCTP_STAT_DECR(_x)
1150
1151
1152 /***********************************/
1153 /* And something for us old timers */
1154 /***********************************/
1155
1156 #ifndef ntohll
1157 #include <sys/endian.h>
1158 #define ntohll(x) be64toh(x)
1159 #endif
1160
1161 #ifndef htonll
1162 #include <sys/endian.h>
1163 #define htonll(x) htobe64(x)
1164 #endif
1165 /***********************************/
1166
1167
1168 struct xsctp_inpcb {
1169 uint32_t last;
1170 uint32_t flags;
1171 uint64_t features;
1172 uint32_t total_sends;
1173 uint32_t total_recvs;
1174 uint32_t total_nospaces;
1175 uint32_t fragmentation_point;
1176 uint16_t local_port;
1177 uint16_t qlen_old;
1178 uint16_t maxqlen_old;
1179 uint16_t __spare16;
1180 kvaddr_t socket;
1181 uint32_t qlen;
1182 uint32_t maxqlen;
1183 uint32_t extra_padding[26]; /* future */
1184 };
1185
1186 struct xsctp_tcb {
1187 union sctp_sockstore primary_addr; /* sctpAssocEntry 5/6 */
1188 uint32_t last;
1189 uint32_t heartbeat_interval; /* sctpAssocEntry 7 */
1190 uint32_t state; /* sctpAssocEntry 8 */
1191 uint32_t in_streams; /* sctpAssocEntry 9 */
1192 uint32_t out_streams; /* sctpAssocEntry 10 */
1193 uint32_t max_nr_retrans; /* sctpAssocEntry 11 */
1194 uint32_t primary_process; /* sctpAssocEntry 12 */
1195 uint32_t T1_expireries; /* sctpAssocEntry 13 */
1196 uint32_t T2_expireries; /* sctpAssocEntry 14 */
1197 uint32_t retransmitted_tsns; /* sctpAssocEntry 15 */
1198 uint32_t total_sends;
1199 uint32_t total_recvs;
1200 uint32_t local_tag;
1201 uint32_t remote_tag;
1202 uint32_t initial_tsn;
1203 uint32_t highest_tsn;
1204 uint32_t cumulative_tsn;
1205 uint32_t cumulative_tsn_ack;
1206 uint32_t mtu;
1207 uint32_t refcnt;
1208 uint16_t local_port; /* sctpAssocEntry 3 */
1209 uint16_t remote_port; /* sctpAssocEntry 4 */
1210 struct sctp_timeval start_time; /* sctpAssocEntry 16 */
1211 struct sctp_timeval discontinuity_time; /* sctpAssocEntry 17 */
1212 uint32_t peers_rwnd;
1213 sctp_assoc_t assoc_id; /* sctpAssocEntry 1 */
1214 uint32_t extra_padding[32]; /* future */
1215 };
1216
1217 struct xsctp_laddr {
1218 union sctp_sockstore address; /* sctpAssocLocalAddrEntry 1/2 */
1219 uint32_t last;
1220 struct sctp_timeval start_time; /* sctpAssocLocalAddrEntry 3 */
1221 uint32_t extra_padding[32]; /* future */
1222 };
1223
1224 struct xsctp_raddr {
1225 union sctp_sockstore address; /* sctpAssocLocalRemEntry 1/2 */
1226 uint32_t last;
1227 uint32_t rto; /* sctpAssocLocalRemEntry 5 */
1228 uint32_t max_path_rtx; /* sctpAssocLocalRemEntry 6 */
1229 uint32_t rtx; /* sctpAssocLocalRemEntry 7 */
1230 uint32_t error_counter; /* */
1231 uint32_t cwnd; /* */
1232 uint32_t flight_size; /* */
1233 uint32_t mtu; /* */
1234 uint8_t active; /* sctpAssocLocalRemEntry 3 */
1235 uint8_t confirmed; /* */
1236 uint8_t heartbeat_enabled; /* sctpAssocLocalRemEntry 4 */
1237 uint8_t potentially_failed;
1238 struct sctp_timeval start_time; /* sctpAssocLocalRemEntry 8 */
1239 uint32_t rtt;
1240 uint32_t heartbeat_interval;
1241 uint32_t ssthresh;
1242 uint16_t encaps_port;
1243 uint16_t state;
1244 uint32_t extra_padding[29]; /* future */
1245 };
1246
1247 #define SCTP_MAX_LOGGING_SIZE 30000
1248 #define SCTP_TRACE_PARAMS 6 /* This number MUST be even */
1249
1250 struct sctp_log_entry {
1251 uint64_t timestamp;
1252 uint32_t subsys;
1253 uint32_t padding;
1254 uint32_t params[SCTP_TRACE_PARAMS];
1255 };
1256
1257 struct sctp_log {
1258 struct sctp_log_entry entry[SCTP_MAX_LOGGING_SIZE];
1259 uint32_t index;
1260 uint32_t padding;
1261 };
1262
1263 /*
1264 * Kernel defined for sctp_send
1265 */
1266 #if defined(_KERNEL) || defined(__Userspace__)
1267 int
1268 sctp_lower_sosend(struct socket *so,
1269 struct sockaddr *addr,
1270 struct uio *uio,
1271 struct mbuf *i_pak,
1272 struct mbuf *control,
1273 int flags,
1274 struct sctp_sndrcvinfo *srcv
1275 ,struct thread *p
1276 );
1277
1278 int
1279 sctp_sorecvmsg(struct socket *so,
1280 struct uio *uio,
1281 struct mbuf **mp,
1282 struct sockaddr *from,
1283 int fromlen,
1284 int *msg_flags,
1285 struct sctp_sndrcvinfo *sinfo,
1286 int filling_sinfo);
1287 #endif
1288
1289 /*
1290 * API system calls
1291 */
1292 #if !(defined(_KERNEL)) && !(defined(__Userspace__))
1293
1294 __BEGIN_DECLS
1295 int sctp_peeloff(int, sctp_assoc_t);
1296 int sctp_bindx(int, struct sockaddr *, int, int);
1297 int sctp_connectx(int, const struct sockaddr *, int, sctp_assoc_t *);
1298 int sctp_getaddrlen(sa_family_t);
1299 int sctp_getpaddrs(int, sctp_assoc_t, struct sockaddr **);
1300 void sctp_freepaddrs(struct sockaddr *);
1301 int sctp_getladdrs(int, sctp_assoc_t, struct sockaddr **);
1302 void sctp_freeladdrs(struct sockaddr *);
1303 int sctp_opt_info(int, sctp_assoc_t, int, void *, socklen_t *);
1304
1305 /* deprecated */
1306 ssize_t
1307 sctp_sendmsg(int, const void *, size_t, const struct sockaddr *,
1308 socklen_t, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t);
1309
1310 /* deprecated */
1311 ssize_t
1312 sctp_send(int, const void *, size_t,
1313 const struct sctp_sndrcvinfo *, int);
1314
1315 /* deprecated */
1316 ssize_t
1317 sctp_sendx(int, const void *, size_t, struct sockaddr *,
1318 int, struct sctp_sndrcvinfo *, int);
1319
1320 /* deprecated */
1321 ssize_t
1322 sctp_sendmsgx(int sd, const void *, size_t, struct sockaddr *,
1323 int, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t);
1324
1325 sctp_assoc_t sctp_getassocid(int, struct sockaddr *);
1326
1327 /* deprecated */
1328 ssize_t
1329 sctp_recvmsg(int, void *, size_t, struct sockaddr *, socklen_t *,
1330 struct sctp_sndrcvinfo *, int *);
1331
1332 ssize_t
1333 sctp_sendv(int, const struct iovec *, int, struct sockaddr *,
1334 int, void *, socklen_t, unsigned int, int);
1335
1336 ssize_t
1337 sctp_recvv(int, const struct iovec *, int, struct sockaddr *,
1338 socklen_t *, void *, socklen_t *, unsigned int *, int *);
1339
1340 __END_DECLS
1341
1342 #endif /* !_KERNEL */
1343 #endif /* !__sctp_uio_h__ */
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