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netwerk/sctp/src/netinet/sctp_var.h

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1 /*-
2 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved.
3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
4 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * a) Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
12 * b) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the distribution.
15 *
16 * c) Neither the name of Cisco Systems, Inc. nor the names of its
17 * contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #ifdef __FreeBSD__
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD: head/sys/netinet/sctp_var.h 242327 2012-10-29 20:47:32Z tuexen $");
36 #endif
37
38 #ifndef _NETINET_SCTP_VAR_H_
39 #define _NETINET_SCTP_VAR_H_
40
41 #include <netinet/sctp_uio.h>
42
43 #if defined(_KERNEL) || defined(__Userspace__)
44
45 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Windows__)
46 extern struct pr_usrreqs sctp_usrreqs;
47 #endif
48
49
50 #define sctp_feature_on(inp, feature) (inp->sctp_features |= feature)
51 #define sctp_feature_off(inp, feature) (inp->sctp_features &= ~feature)
52 #define sctp_is_feature_on(inp, feature) ((inp->sctp_features & feature) == feature)
53 #define sctp_is_feature_off(inp, feature) ((inp->sctp_features & feature) == 0)
54
55 #define sctp_stcb_feature_on(inp, stcb, feature) {\
56 if (stcb) { \
57 stcb->asoc.sctp_features |= feature; \
58 } else if (inp) { \
59 inp->sctp_features |= feature; \
60 } \
61 }
62 #define sctp_stcb_feature_off(inp, stcb, feature) {\
63 if (stcb) { \
64 stcb->asoc.sctp_features &= ~feature; \
65 } else if (inp) { \
66 inp->sctp_features &= ~feature; \
67 } \
68 }
69 #define sctp_stcb_is_feature_on(inp, stcb, feature) \
70 (((stcb != NULL) && \
71 ((stcb->asoc.sctp_features & feature) == feature)) || \
72 ((stcb == NULL) && (inp != NULL) && \
73 ((inp->sctp_features & feature) == feature)))
74 #define sctp_stcb_is_feature_off(inp, stcb, feature) \
75 (((stcb != NULL) && \
76 ((stcb->asoc.sctp_features & feature) == 0)) || \
77 ((stcb == NULL) && (inp != NULL) && \
78 ((inp->sctp_features & feature) == 0)) || \
79 ((stcb == NULL) && (inp == NULL)))
80
81 /* managing mobility_feature in inpcb (by micchie) */
82 #define sctp_mobility_feature_on(inp, feature) (inp->sctp_mobility_features |= feature)
83 #define sctp_mobility_feature_off(inp, feature) (inp->sctp_mobility_features &= ~feature)
84 #define sctp_is_mobility_feature_on(inp, feature) (inp->sctp_mobility_features & feature)
85 #define sctp_is_mobility_feature_off(inp, feature) ((inp->sctp_mobility_features & feature) == 0)
86
87 #define sctp_maxspace(sb) (max((sb)->sb_hiwat,SCTP_MINIMAL_RWND))
88
89 #define sctp_sbspace(asoc, sb) ((long) ((sctp_maxspace(sb) > (asoc)->sb_cc) ? (sctp_maxspace(sb) - (asoc)->sb_cc) : 0))
90
91 #define sctp_sbspace_failedmsgs(sb) ((long) ((sctp_maxspace(sb) > (sb)->sb_cc) ? (sctp_maxspace(sb) - (sb)->sb_cc) : 0))
92
93 #define sctp_sbspace_sub(a,b) ((a > b) ? (a - b) : 0)
94
95 /*
96 * I tried to cache the readq entries at one point. But the reality
97 * is that it did not add any performance since this meant we had to
98 * lock the STCB on read. And at that point once you have to do an
99 * extra lock, it really does not matter if the lock is in the ZONE
100 * stuff or in our code. Note that this same problem would occur with
101 * an mbuf cache as well so it is not really worth doing, at least
102 * right now :-D
103 */
104
105 #define sctp_free_a_readq(_stcb, _readq) { \
106 SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_readq), (_readq)); \
107 SCTP_DECR_READQ_COUNT(); \
108 }
109
110 #define sctp_alloc_a_readq(_stcb, _readq) { \
111 (_readq) = SCTP_ZONE_GET(SCTP_BASE_INFO(ipi_zone_readq), struct sctp_queued_to_read); \
112 if ((_readq)) { \
113 SCTP_INCR_READQ_COUNT(); \
114 } \
115 }
116
117 #define sctp_free_a_strmoq(_stcb, _strmoq, _so_locked) { \
118 if ((_strmoq)->holds_key_ref) { \
119 sctp_auth_key_release(stcb, sp->auth_keyid, _so_locked); \
120 (_strmoq)->holds_key_ref = 0; \
121 } \
122 SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_strmoq), (_strmoq)); \
123 SCTP_DECR_STRMOQ_COUNT(); \
124 }
125
126 #define sctp_alloc_a_strmoq(_stcb, _strmoq) { \
127 (_strmoq) = SCTP_ZONE_GET(SCTP_BASE_INFO(ipi_zone_strmoq), struct sctp_stream_queue_pending); \
128 if ((_strmoq)) { \
129 memset(_strmoq, 0, sizeof(struct sctp_stream_queue_pending)); \
130 SCTP_INCR_STRMOQ_COUNT(); \
131 (_strmoq)->holds_key_ref = 0; \
132 } \
133 }
134
135 #define sctp_free_a_chunk(_stcb, _chk, _so_locked) { \
136 if ((_chk)->holds_key_ref) {\
137 sctp_auth_key_release((_stcb), (_chk)->auth_keyid, _so_locked); \
138 (_chk)->holds_key_ref = 0; \
139 } \
140 if (_stcb) { \
141 SCTP_TCB_LOCK_ASSERT((_stcb)); \
142 if ((_chk)->whoTo) { \
143 sctp_free_remote_addr((_chk)->whoTo); \
144 (_chk)->whoTo = NULL; \
145 } \
146 if (((_stcb)->asoc.free_chunk_cnt > SCTP_BASE_SYSCTL(sctp_asoc_free_resc_limit)) || \
147 (SCTP_BASE_INFO(ipi_free_chunks) > SCTP_BASE_SYSCTL(sctp_system_free_resc_limit))) { \
148 SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_chunk), (_chk)); \
149 SCTP_DECR_CHK_COUNT(); \
150 } else { \
151 TAILQ_INSERT_TAIL(&(_stcb)->asoc.free_chunks, (_chk), sctp_next); \
152 (_stcb)->asoc.free_chunk_cnt++; \
153 atomic_add_int(&SCTP_BASE_INFO(ipi_free_chunks), 1); \
154 } \
155 } else { \
156 SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_chunk), (_chk)); \
157 SCTP_DECR_CHK_COUNT(); \
158 } \
159 }
160
161 #define sctp_alloc_a_chunk(_stcb, _chk) { \
162 if (TAILQ_EMPTY(&(_stcb)->asoc.free_chunks)) { \
163 (_chk) = SCTP_ZONE_GET(SCTP_BASE_INFO(ipi_zone_chunk), struct sctp_tmit_chunk); \
164 if ((_chk)) { \
165 SCTP_INCR_CHK_COUNT(); \
166 (_chk)->whoTo = NULL; \
167 (_chk)->holds_key_ref = 0; \
168 } \
169 } else { \
170 (_chk) = TAILQ_FIRST(&(_stcb)->asoc.free_chunks); \
171 TAILQ_REMOVE(&(_stcb)->asoc.free_chunks, (_chk), sctp_next); \
172 atomic_subtract_int(&SCTP_BASE_INFO(ipi_free_chunks), 1); \
173 (_chk)->holds_key_ref = 0; \
174 SCTP_STAT_INCR(sctps_cached_chk); \
175 (_stcb)->asoc.free_chunk_cnt--; \
176 } \
177 }
178
179 #if defined(__FreeBSD__) && __FreeBSD_version > 500000
180
181 #define sctp_free_remote_addr(__net) { \
182 if ((__net)) { \
183 if (SCTP_DECREMENT_AND_CHECK_REFCOUNT(&(__net)->ref_count)) { \
184 (void)SCTP_OS_TIMER_STOP(&(__net)->rxt_timer.timer); \
185 (void)SCTP_OS_TIMER_STOP(&(__net)->pmtu_timer.timer); \
186 if ((__net)->ro.ro_rt) { \
187 RTFREE((__net)->ro.ro_rt); \
188 (__net)->ro.ro_rt = NULL; \
189 } \
190 if ((__net)->src_addr_selected) { \
191 sctp_free_ifa((__net)->ro._s_addr); \
192 (__net)->ro._s_addr = NULL; \
193 } \
194 (__net)->src_addr_selected = 0; \
195 (__net)->dest_state &= ~SCTP_ADDR_REACHABLE; \
196 SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_net), (__net)); \
197 SCTP_DECR_RADDR_COUNT(); \
198 } \
199 } \
200 }
201
202 #define sctp_sbfree(ctl, stcb, sb, m) { \
203 SCTP_SAVE_ATOMIC_DECREMENT(&(sb)->sb_cc, SCTP_BUF_LEN((m))); \
204 SCTP_SAVE_ATOMIC_DECREMENT(&(sb)->sb_mbcnt, MSIZE); \
205 if (((ctl)->do_not_ref_stcb == 0) && stcb) {\
206 SCTP_SAVE_ATOMIC_DECREMENT(&(stcb)->asoc.sb_cc, SCTP_BUF_LEN((m))); \
207 SCTP_SAVE_ATOMIC_DECREMENT(&(stcb)->asoc.my_rwnd_control_len, MSIZE); \
208 } \
209 if (SCTP_BUF_TYPE(m) != MT_DATA && SCTP_BUF_TYPE(m) != MT_HEADER && \
210 SCTP_BUF_TYPE(m) != MT_OOBDATA) \
211 atomic_subtract_int(&(sb)->sb_ctl,SCTP_BUF_LEN((m))); \
212 }
213
214 #define sctp_sballoc(stcb, sb, m) { \
215 atomic_add_int(&(sb)->sb_cc,SCTP_BUF_LEN((m))); \
216 atomic_add_int(&(sb)->sb_mbcnt, MSIZE); \
217 if (stcb) { \
218 atomic_add_int(&(stcb)->asoc.sb_cc,SCTP_BUF_LEN((m))); \
219 atomic_add_int(&(stcb)->asoc.my_rwnd_control_len, MSIZE); \
220 } \
221 if (SCTP_BUF_TYPE(m) != MT_DATA && SCTP_BUF_TYPE(m) != MT_HEADER && \
222 SCTP_BUF_TYPE(m) != MT_OOBDATA) \
223 atomic_add_int(&(sb)->sb_ctl,SCTP_BUF_LEN((m))); \
224 }
225
226 #else /* FreeBSD Version <= 500000 or non-FreeBSD */
227
228 #define sctp_free_remote_addr(__net) { \
229 if ((__net)) { \
230 if (SCTP_DECREMENT_AND_CHECK_REFCOUNT(&(__net)->ref_count)) { \
231 (void)SCTP_OS_TIMER_STOP(&(__net)->rxt_timer.timer); \
232 (void)SCTP_OS_TIMER_STOP(&(__net)->pmtu_timer.timer); \
233 (void)SCTP_OS_TIMER_STOP(&(__net)->hb_timer.timer); \
234 if ((__net)->ro.ro_rt) { \
235 RTFREE((__net)->ro.ro_rt); \
236 (__net)->ro.ro_rt = NULL; \
237 } \
238 if ((__net)->src_addr_selected) { \
239 sctp_free_ifa((__net)->ro._s_addr); \
240 (__net)->ro._s_addr = NULL; \
241 } \
242 (__net)->src_addr_selected = 0; \
243 (__net)->dest_state &=~SCTP_ADDR_REACHABLE; \
244 SCTP_ZONE_FREE(SCTP_BASE_INFO(ipi_zone_net), (__net)); \
245 SCTP_DECR_RADDR_COUNT(); \
246 } \
247 } \
248 }
249
250 #if defined(__Panda__)
251 #define sctp_sbfree(ctl, stcb, sb, m) { \
252 if ((sb)->sb_cc >= (uint32_t)SCTP_BUF_LEN((m))) { \
253 atomic_subtract_int(&(sb)->sb_cc, SCTP_BUF_LEN((m))); \
254 } else { \
255 (sb)->sb_cc = 0; \
256 } \
257 if (((ctl)->do_not_ref_stcb == 0) && stcb) { \
258 if ((stcb)->asoc.sb_cc >= (uint32_t)SCTP_BUF_LEN((m))) { \
259 atomic_subtract_int(&(stcb)->asoc.sb_cc, SCTP_BUF_LEN((m))); \
260 } else { \
261 (stcb)->asoc.sb_cc = 0; \
262 } \
263 } \
264 }
265
266 #define sctp_sballoc(stcb, sb, m) { \
267 atomic_add_int(&(sb)->sb_cc, SCTP_BUF_LEN((m))); \
268 if (stcb) { \
269 atomic_add_int(&(stcb)->asoc.sb_cc, SCTP_BUF_LEN((m))); \
270 } \
271 }
272
273 #else
274
275 #define sctp_sbfree(ctl, stcb, sb, m) { \
276 SCTP_SAVE_ATOMIC_DECREMENT(&(sb)->sb_cc, SCTP_BUF_LEN((m))); \
277 SCTP_SAVE_ATOMIC_DECREMENT(&(sb)->sb_mbcnt, MSIZE); \
278 if (((ctl)->do_not_ref_stcb == 0) && stcb) { \
279 SCTP_SAVE_ATOMIC_DECREMENT(&(stcb)->asoc.sb_cc, SCTP_BUF_LEN((m))); \
280 SCTP_SAVE_ATOMIC_DECREMENT(&(stcb)->asoc.my_rwnd_control_len, MSIZE); \
281 } \
282 }
283
284 #define sctp_sballoc(stcb, sb, m) { \
285 atomic_add_int(&(sb)->sb_cc, SCTP_BUF_LEN((m))); \
286 atomic_add_int(&(sb)->sb_mbcnt, MSIZE); \
287 if (stcb) { \
288 atomic_add_int(&(stcb)->asoc.sb_cc, SCTP_BUF_LEN((m))); \
289 atomic_add_int(&(stcb)->asoc.my_rwnd_control_len, MSIZE); \
290 } \
291 }
292 #endif
293 #endif
294
295 #define sctp_ucount_incr(val) { \
296 val++; \
297 }
298
299 #define sctp_ucount_decr(val) { \
300 if (val > 0) { \
301 val--; \
302 } else { \
303 val = 0; \
304 } \
305 }
306
307 #define sctp_mbuf_crush(data) do { \
308 struct mbuf *_m; \
309 _m = (data); \
310 while (_m && (SCTP_BUF_LEN(_m) == 0)) { \
311 (data) = SCTP_BUF_NEXT(_m); \
312 SCTP_BUF_NEXT(_m) = NULL; \
313 sctp_m_free(_m); \
314 _m = (data); \
315 } \
316 } while (0)
317
318 #define sctp_flight_size_decrease(tp1) do { \
319 if (tp1->whoTo->flight_size >= tp1->book_size) \
320 tp1->whoTo->flight_size -= tp1->book_size; \
321 else \
322 tp1->whoTo->flight_size = 0; \
323 } while (0)
324
325 #define sctp_flight_size_increase(tp1) do { \
326 (tp1)->whoTo->flight_size += (tp1)->book_size; \
327 } while (0)
328
329 #ifdef SCTP_FS_SPEC_LOG
330 #define sctp_total_flight_decrease(stcb, tp1) do { \
331 if (stcb->asoc.fs_index > SCTP_FS_SPEC_LOG_SIZE) \
332 stcb->asoc.fs_index = 0;\
333 stcb->asoc.fslog[stcb->asoc.fs_index].total_flight = stcb->asoc.total_flight; \
334 stcb->asoc.fslog[stcb->asoc.fs_index].tsn = tp1->rec.data.TSN_seq; \
335 stcb->asoc.fslog[stcb->asoc.fs_index].book = tp1->book_size; \
336 stcb->asoc.fslog[stcb->asoc.fs_index].sent = tp1->sent; \
337 stcb->asoc.fslog[stcb->asoc.fs_index].incr = 0; \
338 stcb->asoc.fslog[stcb->asoc.fs_index].decr = 1; \
339 stcb->asoc.fs_index++; \
340 tp1->window_probe = 0; \
341 if (stcb->asoc.total_flight >= tp1->book_size) { \
342 stcb->asoc.total_flight -= tp1->book_size; \
343 if (stcb->asoc.total_flight_count > 0) \
344 stcb->asoc.total_flight_count--; \
345 } else { \
346 stcb->asoc.total_flight = 0; \
347 stcb->asoc.total_flight_count = 0; \
348 } \
349 } while (0)
350
351 #define sctp_total_flight_increase(stcb, tp1) do { \
352 if (stcb->asoc.fs_index > SCTP_FS_SPEC_LOG_SIZE) \
353 stcb->asoc.fs_index = 0;\
354 stcb->asoc.fslog[stcb->asoc.fs_index].total_flight = stcb->asoc.total_flight; \
355 stcb->asoc.fslog[stcb->asoc.fs_index].tsn = tp1->rec.data.TSN_seq; \
356 stcb->asoc.fslog[stcb->asoc.fs_index].book = tp1->book_size; \
357 stcb->asoc.fslog[stcb->asoc.fs_index].sent = tp1->sent; \
358 stcb->asoc.fslog[stcb->asoc.fs_index].incr = 1; \
359 stcb->asoc.fslog[stcb->asoc.fs_index].decr = 0; \
360 stcb->asoc.fs_index++; \
361 (stcb)->asoc.total_flight_count++; \
362 (stcb)->asoc.total_flight += (tp1)->book_size; \
363 } while (0)
364
365 #else
366
367 #define sctp_total_flight_decrease(stcb, tp1) do { \
368 tp1->window_probe = 0; \
369 if (stcb->asoc.total_flight >= tp1->book_size) { \
370 stcb->asoc.total_flight -= tp1->book_size; \
371 if (stcb->asoc.total_flight_count > 0) \
372 stcb->asoc.total_flight_count--; \
373 } else { \
374 stcb->asoc.total_flight = 0; \
375 stcb->asoc.total_flight_count = 0; \
376 } \
377 } while (0)
378
379 #define sctp_total_flight_increase(stcb, tp1) do { \
380 (stcb)->asoc.total_flight_count++; \
381 (stcb)->asoc.total_flight += (tp1)->book_size; \
382 } while (0)
383
384 #endif
385
386 #define SCTP_PF_ENABLED(_net) (_net->pf_threshold < _net->failure_threshold)
387 #define SCTP_NET_IS_PF(_net) (_net->pf_threshold < _net->error_count)
388
389 struct sctp_nets;
390 struct sctp_inpcb;
391 struct sctp_tcb;
392 struct sctphdr;
393
394
395 #if (defined(__FreeBSD__) && __FreeBSD_version > 690000) || defined(__Windows__) || defined(__Userspace__)
396 void sctp_close(struct socket *so);
397 #else
398 int sctp_detach(struct socket *so);
399 #endif
400 int sctp_disconnect(struct socket *so);
401 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Windows__)
402 #if defined(__FreeBSD__) && __FreeBSD_version < 902000
403 void sctp_ctlinput __P((int, struct sockaddr *, void *));
404 int sctp_ctloutput __P((struct socket *, struct sockopt *));
405 #ifdef INET
406 void sctp_input_with_port __P((struct mbuf *, int, uint16_t));
407 void sctp_input __P((struct mbuf *, int));
408 #endif
409 void sctp_pathmtu_adjustment __P((struct sctp_tcb *, uint16_t));
410 #else
411 void sctp_ctlinput(int, struct sockaddr *, void *);
412 int sctp_ctloutput(struct socket *, struct sockopt *);
413 #ifdef INET
414 void sctp_input_with_port(struct mbuf *, int, uint16_t);
415 void sctp_input(struct mbuf *, int);
416 #endif
417 void sctp_pathmtu_adjustment(struct sctp_tcb *, uint16_t);
418 #endif
419 #else
420 #if defined(__Panda__)
421 void sctp_input(pakhandle_type i_pak);
422 #elif defined(__Userspace__)
423 void sctp_pathmtu_adjustment(struct sctp_tcb *, uint16_t);
424 #else
425 void sctp_input(struct mbuf *,...);
426 #endif
427 void *sctp_ctlinput(int, struct sockaddr *, void *);
428 int sctp_ctloutput(int, struct socket *, int, int, struct mbuf **);
429 #endif
430 #if defined(__FreeBSD__) && __FreeBSD_version < 902000
431 void sctp_drain __P((void));
432 #else
433 void sctp_drain(void);
434 #endif
435 #if defined(__Userspace__)
436 void sctp_init(uint16_t,
437 int (*)(void *addr, void *buffer, size_t length, uint8_t tos, uint8_t set_df),
438 void (*)(const char *, ...));
439 #elif defined(__FreeBSD__) && __FreeBSD_version < 902000
440 void sctp_init __P((void));
441 #elif defined(__APPLE__) && (!defined(APPLE_LEOPARD) && !defined(APPLE_SNOWLEOPARD) &&!defined(APPLE_LION) && !defined(APPLE_MOUNTAINLION))
442 void sctp_init(struct protosw *pp, struct domain *dp);
443 #else
444 void sctp_init(void);
445 #endif
446 void sctp_finish(void);
447 #if defined(__FreeBSD__) || defined(__Windows__) || defined(__Userspace__)
448 int sctp_flush(struct socket *, int);
449 #endif
450 #if defined(__FreeBSD__) && __FreeBSD_version < 902000
451 int sctp_shutdown __P((struct socket *));
452 void sctp_notify __P((struct sctp_inpcb *, struct ip *ip, struct sctphdr *,
453 struct sockaddr *, struct sctp_tcb *,
454 struct sctp_nets *));
455 #else
456 int sctp_shutdown(struct socket *);
457 void sctp_notify(struct sctp_inpcb *, struct ip *ip, struct sctphdr *,
458 struct sockaddr *, struct sctp_tcb *,
459 struct sctp_nets *);
460 #endif
461 int sctp_bindx(struct socket *, int, struct sockaddr_storage *,
462 int, int, struct proc *);
463 /* can't use sctp_assoc_t here */
464 int sctp_peeloff(struct socket *, struct socket *, int, caddr_t, int *);
465 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Windows__)
466 int sctp_ingetaddr(struct socket *, struct sockaddr **);
467 #elif defined(__Panda__)
468 int sctp_ingetaddr(struct socket *, struct sockaddr *);
469 #else
470 int sctp_ingetaddr(struct socket *, struct mbuf *);
471 #endif
472 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Windows__)
473 int sctp_peeraddr(struct socket *, struct sockaddr **);
474 #elif defined(__Panda__)
475 int sctp_peeraddr(struct socket *, struct sockaddr *);
476 #else
477 int sctp_peeraddr(struct socket *, struct mbuf *);
478 #endif
479 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000
480 #if __FreeBSD_version >= 700000
481 int sctp_listen(struct socket *, int, struct thread *);
482 #else
483 int sctp_listen(struct socket *, struct thread *);
484 #endif
485 #elif defined(__Windows__)
486 int sctp_listen(struct socket *, int, PKTHREAD);
487 #elif defined(__Userspace__)
488 int sctp_listen(struct socket *, int, struct proc *);
489 #else
490 int sctp_listen(struct socket *, struct proc *);
491 #endif
492 #if defined(__FreeBSD__) || defined(__APPLE__) || defined(__Windows__) || defined(__Userspace__)
493 int sctp_accept(struct socket *, struct sockaddr **);
494 #elif defined(__Panda__)
495 int sctp_accept(struct socket *, struct sockaddr *, int *, void *, int *);
496 #else
497 int sctp_accept(struct socket *, struct mbuf *);
498 #endif
499
500 #endif /* _KERNEL */
501
502 #endif /* !_NETINET_SCTP_VAR_H_ */

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