1 |
62 |
marcus.erl |
/* SCTP kernel reference Implementation
|
2 |
|
|
* (C) Copyright IBM Corp. 2001, 2004
|
3 |
|
|
* Copyright (c) 1999-2000 Cisco, Inc.
|
4 |
|
|
* Copyright (c) 1999-2001 Motorola, Inc.
|
5 |
|
|
* Copyright (c) 2001 Intel Corp.
|
6 |
|
|
* Copyright (c) 2001 Nokia, Inc.
|
7 |
|
|
*
|
8 |
|
|
* This file is part of the SCTP kernel reference Implementation
|
9 |
|
|
*
|
10 |
|
|
* These are the state tables for the SCTP state machine.
|
11 |
|
|
*
|
12 |
|
|
* The SCTP reference implementation is free software;
|
13 |
|
|
* you can redistribute it and/or modify it under the terms of
|
14 |
|
|
* the GNU General Public License as published by
|
15 |
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
16 |
|
|
* any later version.
|
17 |
|
|
*
|
18 |
|
|
* The SCTP reference implementation is distributed in the hope that it
|
19 |
|
|
* will be useful, but WITHOUT ANY WARRANTY; without even the implied
|
20 |
|
|
* ************************
|
21 |
|
|
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
22 |
|
|
* See the GNU General Public License for more details.
|
23 |
|
|
*
|
24 |
|
|
* You should have received a copy of the GNU General Public License
|
25 |
|
|
* along with GNU CC; see the file COPYING. If not, write to
|
26 |
|
|
* the Free Software Foundation, 59 Temple Place - Suite 330,
|
27 |
|
|
* Boston, MA 02111-1307, USA.
|
28 |
|
|
*
|
29 |
|
|
* Please send any bug reports or fixes you make to the
|
30 |
|
|
* email address(es):
|
31 |
|
|
* lksctp developers <lksctp-developers@lists.sourceforge.net>
|
32 |
|
|
*
|
33 |
|
|
* Or submit a bug report through the following website:
|
34 |
|
|
* http://www.sf.net/projects/lksctp
|
35 |
|
|
*
|
36 |
|
|
* Written or modified by:
|
37 |
|
|
* La Monte H.P. Yarroll <piggy@acm.org>
|
38 |
|
|
* Karl Knutson <karl@athena.chicago.il.us>
|
39 |
|
|
* Jon Grimm <jgrimm@us.ibm.com>
|
40 |
|
|
* Hui Huang <hui.huang@nokia.com>
|
41 |
|
|
* Daisy Chang <daisyc@us.ibm.com>
|
42 |
|
|
* Ardelle Fan <ardelle.fan@intel.com>
|
43 |
|
|
* Sridhar Samudrala <sri@us.ibm.com>
|
44 |
|
|
*
|
45 |
|
|
* Any bugs reported given to us we will try to fix... any fixes shared will
|
46 |
|
|
* be incorporated into the next SCTP release.
|
47 |
|
|
*/
|
48 |
|
|
|
49 |
|
|
#include <linux/skbuff.h>
|
50 |
|
|
#include <net/sctp/sctp.h>
|
51 |
|
|
#include <net/sctp/sm.h>
|
52 |
|
|
|
53 |
|
|
static const sctp_sm_table_entry_t
|
54 |
|
|
primitive_event_table[SCTP_NUM_PRIMITIVE_TYPES][SCTP_STATE_NUM_STATES];
|
55 |
|
|
static const sctp_sm_table_entry_t
|
56 |
|
|
other_event_table[SCTP_NUM_OTHER_TYPES][SCTP_STATE_NUM_STATES];
|
57 |
|
|
static const sctp_sm_table_entry_t
|
58 |
|
|
timeout_event_table[SCTP_NUM_TIMEOUT_TYPES][SCTP_STATE_NUM_STATES];
|
59 |
|
|
|
60 |
|
|
static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid,
|
61 |
|
|
sctp_state_t state);
|
62 |
|
|
|
63 |
|
|
|
64 |
|
|
static const sctp_sm_table_entry_t bug = {
|
65 |
|
|
.fn = sctp_sf_bug,
|
66 |
|
|
.name = "sctp_sf_bug"
|
67 |
|
|
};
|
68 |
|
|
|
69 |
|
|
#define DO_LOOKUP(_max, _type, _table) \
|
70 |
|
|
if ((event_subtype._type > (_max))) { \
|
71 |
|
|
printk(KERN_WARNING \
|
72 |
|
|
"sctp table %p possible attack:" \
|
73 |
|
|
" event %d exceeds max %d\n", \
|
74 |
|
|
_table, event_subtype._type, _max); \
|
75 |
|
|
return &bug; \
|
76 |
|
|
} \
|
77 |
|
|
return &_table[event_subtype._type][(int)state];
|
78 |
|
|
|
79 |
|
|
const sctp_sm_table_entry_t *sctp_sm_lookup_event(sctp_event_t event_type,
|
80 |
|
|
sctp_state_t state,
|
81 |
|
|
sctp_subtype_t event_subtype)
|
82 |
|
|
{
|
83 |
|
|
switch (event_type) {
|
84 |
|
|
case SCTP_EVENT_T_CHUNK:
|
85 |
|
|
return sctp_chunk_event_lookup(event_subtype.chunk, state);
|
86 |
|
|
break;
|
87 |
|
|
case SCTP_EVENT_T_TIMEOUT:
|
88 |
|
|
DO_LOOKUP(SCTP_EVENT_TIMEOUT_MAX, timeout,
|
89 |
|
|
timeout_event_table);
|
90 |
|
|
break;
|
91 |
|
|
|
92 |
|
|
case SCTP_EVENT_T_OTHER:
|
93 |
|
|
DO_LOOKUP(SCTP_EVENT_OTHER_MAX, other, other_event_table);
|
94 |
|
|
break;
|
95 |
|
|
|
96 |
|
|
case SCTP_EVENT_T_PRIMITIVE:
|
97 |
|
|
DO_LOOKUP(SCTP_EVENT_PRIMITIVE_MAX, primitive,
|
98 |
|
|
primitive_event_table);
|
99 |
|
|
break;
|
100 |
|
|
|
101 |
|
|
default:
|
102 |
|
|
/* Yikes! We got an illegal event type. */
|
103 |
|
|
return &bug;
|
104 |
|
|
}
|
105 |
|
|
}
|
106 |
|
|
|
107 |
|
|
#define TYPE_SCTP_FUNC(func) {.fn = func, .name = #func}
|
108 |
|
|
|
109 |
|
|
#define TYPE_SCTP_DATA { \
|
110 |
|
|
/* SCTP_STATE_EMPTY */ \
|
111 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
112 |
|
|
/* SCTP_STATE_CLOSED */ \
|
113 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
114 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
115 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
116 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
117 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
118 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
119 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_data_6_2), \
|
120 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
121 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_data_6_2), \
|
122 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
123 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_data_fast_4_4), \
|
124 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
125 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
126 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
127 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
128 |
|
|
} /* TYPE_SCTP_DATA */
|
129 |
|
|
|
130 |
|
|
#define TYPE_SCTP_INIT { \
|
131 |
|
|
/* SCTP_STATE_EMPTY */ \
|
132 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
133 |
|
|
/* SCTP_STATE_CLOSED */ \
|
134 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_1B_init), \
|
135 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
136 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_1_siminit), \
|
137 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
138 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_1_siminit), \
|
139 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
140 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
|
141 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
142 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
|
143 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
144 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
|
145 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
146 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
|
147 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
148 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_reshutack), \
|
149 |
|
|
} /* TYPE_SCTP_INIT */
|
150 |
|
|
|
151 |
|
|
#define TYPE_SCTP_INIT_ACK { \
|
152 |
|
|
/* SCTP_STATE_EMPTY */ \
|
153 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
154 |
|
|
/* SCTP_STATE_CLOSED */ \
|
155 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_3_initack), \
|
156 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
157 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_1C_ack), \
|
158 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
159 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
160 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
161 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
162 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
163 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
164 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
165 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
166 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
167 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
168 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
169 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
170 |
|
|
} /* TYPE_SCTP_INIT_ACK */
|
171 |
|
|
|
172 |
|
|
#define TYPE_SCTP_SACK { \
|
173 |
|
|
/* SCTP_STATE_EMPTY */ \
|
174 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
175 |
|
|
/* SCTP_STATE_CLOSED */ \
|
176 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
177 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
178 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
179 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
180 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
|
181 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
182 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
|
183 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
184 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
|
185 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
186 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
187 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
188 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
|
189 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
190 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
191 |
|
|
} /* TYPE_SCTP_SACK */
|
192 |
|
|
|
193 |
|
|
#define TYPE_SCTP_HEARTBEAT { \
|
194 |
|
|
/* SCTP_STATE_EMPTY */ \
|
195 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
196 |
|
|
/* SCTP_STATE_CLOSED */ \
|
197 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
198 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
199 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
200 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
201 |
|
|
TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
|
202 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
203 |
|
|
TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
|
204 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
205 |
|
|
TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
|
206 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
207 |
|
|
TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
|
208 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
209 |
|
|
TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
|
210 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
211 |
|
|
/* This should not happen, but we are nice. */ \
|
212 |
|
|
TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
|
213 |
|
|
} /* TYPE_SCTP_HEARTBEAT */
|
214 |
|
|
|
215 |
|
|
#define TYPE_SCTP_HEARTBEAT_ACK { \
|
216 |
|
|
/* SCTP_STATE_EMPTY */ \
|
217 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
218 |
|
|
/* SCTP_STATE_CLOSED */ \
|
219 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
220 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
221 |
|
|
TYPE_SCTP_FUNC(sctp_sf_violation), \
|
222 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
223 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
224 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
225 |
|
|
TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
|
226 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
227 |
|
|
TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
|
228 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
229 |
|
|
TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
|
230 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
231 |
|
|
TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
|
232 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
233 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
234 |
|
|
} /* TYPE_SCTP_HEARTBEAT_ACK */
|
235 |
|
|
|
236 |
|
|
#define TYPE_SCTP_ABORT { \
|
237 |
|
|
/* SCTP_STATE_EMPTY */ \
|
238 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
239 |
|
|
/* SCTP_STATE_CLOSED */ \
|
240 |
|
|
TYPE_SCTP_FUNC(sctp_sf_pdiscard), \
|
241 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
242 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_wait_abort), \
|
243 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
244 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_abort), \
|
245 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
246 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_1_abort), \
|
247 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
248 |
|
|
TYPE_SCTP_FUNC(sctp_sf_shutdown_pending_abort), \
|
249 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
250 |
|
|
TYPE_SCTP_FUNC(sctp_sf_shutdown_sent_abort), \
|
251 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
252 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_1_abort), \
|
253 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
254 |
|
|
TYPE_SCTP_FUNC(sctp_sf_shutdown_ack_sent_abort), \
|
255 |
|
|
} /* TYPE_SCTP_ABORT */
|
256 |
|
|
|
257 |
|
|
#define TYPE_SCTP_SHUTDOWN { \
|
258 |
|
|
/* SCTP_STATE_EMPTY */ \
|
259 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
260 |
|
|
/* SCTP_STATE_CLOSED */ \
|
261 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
262 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
263 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
264 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
265 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
266 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
267 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown), \
|
268 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
269 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
270 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
271 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown_ack), \
|
272 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
273 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
274 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
275 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
276 |
|
|
} /* TYPE_SCTP_SHUTDOWN */
|
277 |
|
|
|
278 |
|
|
#define TYPE_SCTP_SHUTDOWN_ACK { \
|
279 |
|
|
/* SCTP_STATE_EMPTY */ \
|
280 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
281 |
|
|
/* SCTP_STATE_CLOSED */ \
|
282 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
283 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
284 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_8_5_1_E_sa), \
|
285 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
286 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_8_5_1_E_sa), \
|
287 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
288 |
|
|
TYPE_SCTP_FUNC(sctp_sf_violation), \
|
289 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
290 |
|
|
TYPE_SCTP_FUNC(sctp_sf_violation), \
|
291 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
292 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_final), \
|
293 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
294 |
|
|
TYPE_SCTP_FUNC(sctp_sf_violation), \
|
295 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
296 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_final), \
|
297 |
|
|
} /* TYPE_SCTP_SHUTDOWN_ACK */
|
298 |
|
|
|
299 |
|
|
#define TYPE_SCTP_ERROR { \
|
300 |
|
|
/* SCTP_STATE_EMPTY */ \
|
301 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
302 |
|
|
/* SCTP_STATE_CLOSED */ \
|
303 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
304 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
305 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
306 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
307 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_err), \
|
308 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
309 |
|
|
TYPE_SCTP_FUNC(sctp_sf_operr_notify), \
|
310 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
311 |
|
|
TYPE_SCTP_FUNC(sctp_sf_operr_notify), \
|
312 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
313 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
314 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
315 |
|
|
TYPE_SCTP_FUNC(sctp_sf_operr_notify), \
|
316 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
317 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
318 |
|
|
} /* TYPE_SCTP_ERROR */
|
319 |
|
|
|
320 |
|
|
#define TYPE_SCTP_COOKIE_ECHO { \
|
321 |
|
|
/* SCTP_STATE_EMPTY */ \
|
322 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
323 |
|
|
/* SCTP_STATE_CLOSED */ \
|
324 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_1D_ce), \
|
325 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
326 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
|
327 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
328 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
|
329 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
330 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
|
331 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
332 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
|
333 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
334 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
|
335 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
336 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
|
337 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
338 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
|
339 |
|
|
} /* TYPE_SCTP_COOKIE_ECHO */
|
340 |
|
|
|
341 |
|
|
#define TYPE_SCTP_COOKIE_ACK { \
|
342 |
|
|
/* SCTP_STATE_EMPTY */ \
|
343 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
344 |
|
|
/* SCTP_STATE_CLOSED */ \
|
345 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
346 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
347 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
348 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
349 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_5_1E_ca), \
|
350 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
351 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
352 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
353 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
354 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
355 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
356 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
357 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
358 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
359 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
360 |
|
|
} /* TYPE_SCTP_COOKIE_ACK */
|
361 |
|
|
|
362 |
|
|
#define TYPE_SCTP_ECN_ECNE { \
|
363 |
|
|
/* SCTP_STATE_EMPTY */ \
|
364 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
365 |
|
|
/* SCTP_STATE_CLOSED */ \
|
366 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
367 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
368 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
369 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
370 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
|
371 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
372 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
|
373 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
374 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
|
375 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
376 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
|
377 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
378 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
|
379 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
380 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
381 |
|
|
} /* TYPE_SCTP_ECN_ECNE */
|
382 |
|
|
|
383 |
|
|
#define TYPE_SCTP_ECN_CWR { \
|
384 |
|
|
/* SCTP_STATE_EMPTY */ \
|
385 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
386 |
|
|
/* SCTP_STATE_CLOSED */ \
|
387 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
388 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
389 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
390 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
391 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
392 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
393 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \
|
394 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
395 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \
|
396 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
397 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \
|
398 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
399 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
400 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
401 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
402 |
|
|
} /* TYPE_SCTP_ECN_CWR */
|
403 |
|
|
|
404 |
|
|
#define TYPE_SCTP_SHUTDOWN_COMPLETE { \
|
405 |
|
|
/* SCTP_STATE_EMPTY */ \
|
406 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
407 |
|
|
/* SCTP_STATE_CLOSED */ \
|
408 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
409 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
410 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
411 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
412 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
413 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
414 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
415 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
416 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
417 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
418 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
419 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
420 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
421 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
422 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_4_C), \
|
423 |
|
|
} /* TYPE_SCTP_SHUTDOWN_COMPLETE */
|
424 |
|
|
|
425 |
|
|
/* The primary index for this table is the chunk type.
|
426 |
|
|
* The secondary index for this table is the state.
|
427 |
|
|
*
|
428 |
|
|
* For base protocol (RFC 2960).
|
429 |
|
|
*/
|
430 |
|
|
static const sctp_sm_table_entry_t chunk_event_table[SCTP_NUM_BASE_CHUNK_TYPES][SCTP_STATE_NUM_STATES] = {
|
431 |
|
|
TYPE_SCTP_DATA,
|
432 |
|
|
TYPE_SCTP_INIT,
|
433 |
|
|
TYPE_SCTP_INIT_ACK,
|
434 |
|
|
TYPE_SCTP_SACK,
|
435 |
|
|
TYPE_SCTP_HEARTBEAT,
|
436 |
|
|
TYPE_SCTP_HEARTBEAT_ACK,
|
437 |
|
|
TYPE_SCTP_ABORT,
|
438 |
|
|
TYPE_SCTP_SHUTDOWN,
|
439 |
|
|
TYPE_SCTP_SHUTDOWN_ACK,
|
440 |
|
|
TYPE_SCTP_ERROR,
|
441 |
|
|
TYPE_SCTP_COOKIE_ECHO,
|
442 |
|
|
TYPE_SCTP_COOKIE_ACK,
|
443 |
|
|
TYPE_SCTP_ECN_ECNE,
|
444 |
|
|
TYPE_SCTP_ECN_CWR,
|
445 |
|
|
TYPE_SCTP_SHUTDOWN_COMPLETE,
|
446 |
|
|
}; /* state_fn_t chunk_event_table[][] */
|
447 |
|
|
|
448 |
|
|
#define TYPE_SCTP_ASCONF { \
|
449 |
|
|
/* SCTP_STATE_EMPTY */ \
|
450 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
451 |
|
|
/* SCTP_STATE_CLOSED */ \
|
452 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
453 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
454 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
455 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
456 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
457 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
458 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_asconf), \
|
459 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
460 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
461 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
462 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
463 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
464 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
465 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
466 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
467 |
|
|
} /* TYPE_SCTP_ASCONF */
|
468 |
|
|
|
469 |
|
|
#define TYPE_SCTP_ASCONF_ACK { \
|
470 |
|
|
/* SCTP_STATE_EMPTY */ \
|
471 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
472 |
|
|
/* SCTP_STATE_CLOSED */ \
|
473 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
474 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
475 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
476 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
477 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
478 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
479 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_asconf_ack), \
|
480 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
481 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
482 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
483 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
484 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
485 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
486 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
487 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
488 |
|
|
} /* TYPE_SCTP_ASCONF_ACK */
|
489 |
|
|
|
490 |
|
|
/* The primary index for this table is the chunk type.
|
491 |
|
|
* The secondary index for this table is the state.
|
492 |
|
|
*/
|
493 |
|
|
static const sctp_sm_table_entry_t addip_chunk_event_table[SCTP_NUM_ADDIP_CHUNK_TYPES][SCTP_STATE_NUM_STATES] = {
|
494 |
|
|
TYPE_SCTP_ASCONF,
|
495 |
|
|
TYPE_SCTP_ASCONF_ACK,
|
496 |
|
|
}; /*state_fn_t addip_chunk_event_table[][] */
|
497 |
|
|
|
498 |
|
|
#define TYPE_SCTP_FWD_TSN { \
|
499 |
|
|
/* SCTP_STATE_EMPTY */ \
|
500 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
501 |
|
|
/* SCTP_STATE_CLOSED */ \
|
502 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
503 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
504 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
505 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
506 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
507 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
508 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn), \
|
509 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
510 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn), \
|
511 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
512 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn_fast), \
|
513 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
514 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
515 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
516 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
517 |
|
|
} /* TYPE_SCTP_FWD_TSN */
|
518 |
|
|
|
519 |
|
|
/* The primary index for this table is the chunk type.
|
520 |
|
|
* The secondary index for this table is the state.
|
521 |
|
|
*/
|
522 |
|
|
static const sctp_sm_table_entry_t prsctp_chunk_event_table[SCTP_NUM_PRSCTP_CHUNK_TYPES][SCTP_STATE_NUM_STATES] = {
|
523 |
|
|
TYPE_SCTP_FWD_TSN,
|
524 |
|
|
}; /*state_fn_t prsctp_chunk_event_table[][] */
|
525 |
|
|
|
526 |
|
|
#define TYPE_SCTP_AUTH { \
|
527 |
|
|
/* SCTP_STATE_EMPTY */ \
|
528 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
529 |
|
|
/* SCTP_STATE_CLOSED */ \
|
530 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb), \
|
531 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
532 |
|
|
TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
|
533 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
534 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_auth), \
|
535 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
536 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_auth), \
|
537 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
538 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_auth), \
|
539 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
540 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_auth), \
|
541 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
542 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_auth), \
|
543 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
544 |
|
|
TYPE_SCTP_FUNC(sctp_sf_eat_auth), \
|
545 |
|
|
} /* TYPE_SCTP_AUTH */
|
546 |
|
|
|
547 |
|
|
/* The primary index for this table is the chunk type.
|
548 |
|
|
* The secondary index for this table is the state.
|
549 |
|
|
*/
|
550 |
|
|
static const sctp_sm_table_entry_t auth_chunk_event_table[SCTP_NUM_AUTH_CHUNK_TYPES][SCTP_STATE_NUM_STATES] = {
|
551 |
|
|
TYPE_SCTP_AUTH,
|
552 |
|
|
}; /*state_fn_t auth_chunk_event_table[][] */
|
553 |
|
|
|
554 |
|
|
static const sctp_sm_table_entry_t
|
555 |
|
|
chunk_event_table_unknown[SCTP_STATE_NUM_STATES] = {
|
556 |
|
|
/* SCTP_STATE_EMPTY */
|
557 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb),
|
558 |
|
|
/* SCTP_STATE_CLOSED */
|
559 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ootb),
|
560 |
|
|
/* SCTP_STATE_COOKIE_WAIT */
|
561 |
|
|
TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
|
562 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */
|
563 |
|
|
TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
|
564 |
|
|
/* SCTP_STATE_ESTABLISHED */
|
565 |
|
|
TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
|
566 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */
|
567 |
|
|
TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
|
568 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */
|
569 |
|
|
TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
|
570 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */
|
571 |
|
|
TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
|
572 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */
|
573 |
|
|
TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
|
574 |
|
|
}; /* chunk unknown */
|
575 |
|
|
|
576 |
|
|
|
577 |
|
|
#define TYPE_SCTP_PRIMITIVE_ASSOCIATE { \
|
578 |
|
|
/* SCTP_STATE_EMPTY */ \
|
579 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
580 |
|
|
/* SCTP_STATE_CLOSED */ \
|
581 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_asoc), \
|
582 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
583 |
|
|
TYPE_SCTP_FUNC(sctp_sf_not_impl), \
|
584 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
585 |
|
|
TYPE_SCTP_FUNC(sctp_sf_not_impl), \
|
586 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
587 |
|
|
TYPE_SCTP_FUNC(sctp_sf_not_impl), \
|
588 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
589 |
|
|
TYPE_SCTP_FUNC(sctp_sf_not_impl), \
|
590 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
591 |
|
|
TYPE_SCTP_FUNC(sctp_sf_not_impl), \
|
592 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
593 |
|
|
TYPE_SCTP_FUNC(sctp_sf_not_impl), \
|
594 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
595 |
|
|
TYPE_SCTP_FUNC(sctp_sf_not_impl), \
|
596 |
|
|
} /* TYPE_SCTP_PRIMITIVE_ASSOCIATE */
|
597 |
|
|
|
598 |
|
|
#define TYPE_SCTP_PRIMITIVE_SHUTDOWN { \
|
599 |
|
|
/* SCTP_STATE_EMPTY */ \
|
600 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
601 |
|
|
/* SCTP_STATE_CLOSED */ \
|
602 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_closed), \
|
603 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
604 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_wait_prm_shutdown), \
|
605 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
606 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_prm_shutdown),\
|
607 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
608 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_prm_shutdown), \
|
609 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
610 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
|
611 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
612 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
|
613 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
614 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
|
615 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
616 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
|
617 |
|
|
} /* TYPE_SCTP_PRIMITIVE_SHUTDOWN */
|
618 |
|
|
|
619 |
|
|
#define TYPE_SCTP_PRIMITIVE_ABORT { \
|
620 |
|
|
/* SCTP_STATE_EMPTY */ \
|
621 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
622 |
|
|
/* SCTP_STATE_CLOSED */ \
|
623 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_closed), \
|
624 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
625 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_wait_prm_abort), \
|
626 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
627 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_prm_abort), \
|
628 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
629 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_1_prm_abort), \
|
630 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
631 |
|
|
TYPE_SCTP_FUNC(sctp_sf_shutdown_pending_prm_abort), \
|
632 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
633 |
|
|
TYPE_SCTP_FUNC(sctp_sf_shutdown_sent_prm_abort), \
|
634 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
635 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_1_prm_abort), \
|
636 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
637 |
|
|
TYPE_SCTP_FUNC(sctp_sf_shutdown_ack_sent_prm_abort), \
|
638 |
|
|
} /* TYPE_SCTP_PRIMITIVE_ABORT */
|
639 |
|
|
|
640 |
|
|
#define TYPE_SCTP_PRIMITIVE_SEND { \
|
641 |
|
|
/* SCTP_STATE_EMPTY */ \
|
642 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
643 |
|
|
/* SCTP_STATE_CLOSED */ \
|
644 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_closed), \
|
645 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
646 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \
|
647 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
648 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \
|
649 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
650 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \
|
651 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
652 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
653 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
654 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
655 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
656 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
657 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
658 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
659 |
|
|
} /* TYPE_SCTP_PRIMITIVE_SEND */
|
660 |
|
|
|
661 |
|
|
#define TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT { \
|
662 |
|
|
/* SCTP_STATE_EMPTY */ \
|
663 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
664 |
|
|
/* SCTP_STATE_CLOSED */ \
|
665 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_closed), \
|
666 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
667 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
|
668 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
669 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
|
670 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
671 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
|
672 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
673 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
|
674 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
675 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
|
676 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
677 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
|
678 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
679 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
|
680 |
|
|
} /* TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT */
|
681 |
|
|
|
682 |
|
|
#define TYPE_SCTP_PRIMITIVE_ASCONF { \
|
683 |
|
|
/* SCTP_STATE_EMPTY */ \
|
684 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
685 |
|
|
/* SCTP_STATE_CLOSED */ \
|
686 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_closed), \
|
687 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
688 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_closed), \
|
689 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
690 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_closed), \
|
691 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
692 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_prm_asconf), \
|
693 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
694 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
695 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
696 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
697 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
698 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
699 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
700 |
|
|
TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
|
701 |
|
|
} /* TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT */
|
702 |
|
|
|
703 |
|
|
/* The primary index for this table is the primitive type.
|
704 |
|
|
* The secondary index for this table is the state.
|
705 |
|
|
*/
|
706 |
|
|
static const sctp_sm_table_entry_t primitive_event_table[SCTP_NUM_PRIMITIVE_TYPES][SCTP_STATE_NUM_STATES] = {
|
707 |
|
|
TYPE_SCTP_PRIMITIVE_ASSOCIATE,
|
708 |
|
|
TYPE_SCTP_PRIMITIVE_SHUTDOWN,
|
709 |
|
|
TYPE_SCTP_PRIMITIVE_ABORT,
|
710 |
|
|
TYPE_SCTP_PRIMITIVE_SEND,
|
711 |
|
|
TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT,
|
712 |
|
|
TYPE_SCTP_PRIMITIVE_ASCONF,
|
713 |
|
|
};
|
714 |
|
|
|
715 |
|
|
#define TYPE_SCTP_OTHER_NO_PENDING_TSN { \
|
716 |
|
|
/* SCTP_STATE_EMPTY */ \
|
717 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
718 |
|
|
/* SCTP_STATE_CLOSED */ \
|
719 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
720 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
721 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
722 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
723 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
724 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
725 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
726 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
727 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_start_shutdown), \
|
728 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
729 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
730 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
731 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown_ack), \
|
732 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
733 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
734 |
|
|
}
|
735 |
|
|
|
736 |
|
|
#define TYPE_SCTP_OTHER_ICMP_PROTO_UNREACH { \
|
737 |
|
|
/* SCTP_STATE_EMPTY */ \
|
738 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
739 |
|
|
/* SCTP_STATE_CLOSED */ \
|
740 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
741 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
742 |
|
|
TYPE_SCTP_FUNC(sctp_sf_cookie_wait_icmp_abort), \
|
743 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
744 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
745 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
746 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
747 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
748 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
749 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
750 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
751 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
752 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
753 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
754 |
|
|
TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
|
755 |
|
|
}
|
756 |
|
|
|
757 |
|
|
static const sctp_sm_table_entry_t other_event_table[SCTP_NUM_OTHER_TYPES][SCTP_STATE_NUM_STATES] = {
|
758 |
|
|
TYPE_SCTP_OTHER_NO_PENDING_TSN,
|
759 |
|
|
TYPE_SCTP_OTHER_ICMP_PROTO_UNREACH,
|
760 |
|
|
};
|
761 |
|
|
|
762 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_NONE { \
|
763 |
|
|
/* SCTP_STATE_EMPTY */ \
|
764 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
765 |
|
|
/* SCTP_STATE_CLOSED */ \
|
766 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
767 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
768 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
769 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
770 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
771 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
772 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
773 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
774 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
775 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
776 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
777 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
778 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
779 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
780 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
781 |
|
|
}
|
782 |
|
|
|
783 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_T1_COOKIE { \
|
784 |
|
|
/* SCTP_STATE_EMPTY */ \
|
785 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
786 |
|
|
/* SCTP_STATE_CLOSED */ \
|
787 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
788 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
789 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
790 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
791 |
|
|
TYPE_SCTP_FUNC(sctp_sf_t1_cookie_timer_expire), \
|
792 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
793 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
794 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
795 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
796 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
797 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
798 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
799 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
800 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
801 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
802 |
|
|
}
|
803 |
|
|
|
804 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_T1_INIT { \
|
805 |
|
|
/* SCTP_STATE_EMPTY */ \
|
806 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
807 |
|
|
/* SCTP_STATE_CLOSED */ \
|
808 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
809 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
810 |
|
|
TYPE_SCTP_FUNC(sctp_sf_t1_init_timer_expire), \
|
811 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
812 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
813 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
814 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
815 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
816 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
817 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
818 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
819 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
820 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
821 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
822 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
823 |
|
|
}
|
824 |
|
|
|
825 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_T2_SHUTDOWN { \
|
826 |
|
|
/* SCTP_STATE_EMPTY */ \
|
827 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
828 |
|
|
/* SCTP_STATE_CLOSED */ \
|
829 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
830 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
831 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
832 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
833 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
834 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
835 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
836 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
837 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
838 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
839 |
|
|
TYPE_SCTP_FUNC(sctp_sf_t2_timer_expire), \
|
840 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
841 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
842 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
843 |
|
|
TYPE_SCTP_FUNC(sctp_sf_t2_timer_expire), \
|
844 |
|
|
}
|
845 |
|
|
|
846 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_T3_RTX { \
|
847 |
|
|
/* SCTP_STATE_EMPTY */ \
|
848 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
849 |
|
|
/* SCTP_STATE_CLOSED */ \
|
850 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
851 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
852 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
853 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
854 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
|
855 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
856 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
|
857 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
858 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
|
859 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
860 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
861 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
862 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
|
863 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
864 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
865 |
|
|
}
|
866 |
|
|
|
867 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_T4_RTO { \
|
868 |
|
|
/* SCTP_STATE_EMPTY */ \
|
869 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
870 |
|
|
/* SCTP_STATE_CLOSED */ \
|
871 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
872 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
873 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
874 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
875 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
876 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
877 |
|
|
TYPE_SCTP_FUNC(sctp_sf_t4_timer_expire), \
|
878 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
879 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
880 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
881 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
882 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
883 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
884 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
885 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
886 |
|
|
}
|
887 |
|
|
|
888 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD { \
|
889 |
|
|
/* SCTP_STATE_EMPTY */ \
|
890 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
891 |
|
|
/* SCTP_STATE_CLOSED */ \
|
892 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
893 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
894 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
895 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
896 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
897 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
898 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
899 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
900 |
|
|
TYPE_SCTP_FUNC(sctp_sf_t5_timer_expire), \
|
901 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
902 |
|
|
TYPE_SCTP_FUNC(sctp_sf_t5_timer_expire), \
|
903 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
904 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
905 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
906 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
907 |
|
|
}
|
908 |
|
|
|
909 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_HEARTBEAT { \
|
910 |
|
|
/* SCTP_STATE_EMPTY */ \
|
911 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
912 |
|
|
/* SCTP_STATE_CLOSED */ \
|
913 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
914 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
915 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
916 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
917 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
918 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
919 |
|
|
TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \
|
920 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
921 |
|
|
TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \
|
922 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
923 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
924 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
925 |
|
|
TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \
|
926 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
927 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
928 |
|
|
}
|
929 |
|
|
|
930 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_SACK { \
|
931 |
|
|
/* SCTP_STATE_EMPTY */ \
|
932 |
|
|
TYPE_SCTP_FUNC(sctp_sf_bug), \
|
933 |
|
|
/* SCTP_STATE_CLOSED */ \
|
934 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
935 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
936 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
937 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
938 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
939 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
940 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \
|
941 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
942 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \
|
943 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
944 |
|
|
TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \
|
945 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
946 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
947 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
948 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
949 |
|
|
}
|
950 |
|
|
|
951 |
|
|
#define TYPE_SCTP_EVENT_TIMEOUT_AUTOCLOSE { \
|
952 |
|
|
/* SCTP_STATE_EMPTY */ \
|
953 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
954 |
|
|
/* SCTP_STATE_CLOSED */ \
|
955 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
956 |
|
|
/* SCTP_STATE_COOKIE_WAIT */ \
|
957 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
958 |
|
|
/* SCTP_STATE_COOKIE_ECHOED */ \
|
959 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
960 |
|
|
/* SCTP_STATE_ESTABLISHED */ \
|
961 |
|
|
TYPE_SCTP_FUNC(sctp_sf_autoclose_timer_expire), \
|
962 |
|
|
/* SCTP_STATE_SHUTDOWN_PENDING */ \
|
963 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
964 |
|
|
/* SCTP_STATE_SHUTDOWN_SENT */ \
|
965 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
966 |
|
|
/* SCTP_STATE_SHUTDOWN_RECEIVED */ \
|
967 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
968 |
|
|
/* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
|
969 |
|
|
TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
|
970 |
|
|
}
|
971 |
|
|
|
972 |
|
|
static const sctp_sm_table_entry_t timeout_event_table[SCTP_NUM_TIMEOUT_TYPES][SCTP_STATE_NUM_STATES] = {
|
973 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_NONE,
|
974 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_T1_COOKIE,
|
975 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_T1_INIT,
|
976 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_T2_SHUTDOWN,
|
977 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_T3_RTX,
|
978 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_T4_RTO,
|
979 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD,
|
980 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_HEARTBEAT,
|
981 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_SACK,
|
982 |
|
|
TYPE_SCTP_EVENT_TIMEOUT_AUTOCLOSE,
|
983 |
|
|
};
|
984 |
|
|
|
985 |
|
|
static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid,
|
986 |
|
|
sctp_state_t state)
|
987 |
|
|
{
|
988 |
|
|
if (state > SCTP_STATE_MAX)
|
989 |
|
|
return &bug;
|
990 |
|
|
|
991 |
|
|
if (cid <= SCTP_CID_BASE_MAX)
|
992 |
|
|
return &chunk_event_table[cid][state];
|
993 |
|
|
|
994 |
|
|
if (sctp_prsctp_enable) {
|
995 |
|
|
if (cid == SCTP_CID_FWD_TSN)
|
996 |
|
|
return &prsctp_chunk_event_table[0][state];
|
997 |
|
|
}
|
998 |
|
|
|
999 |
|
|
if (sctp_addip_enable) {
|
1000 |
|
|
if (cid == SCTP_CID_ASCONF)
|
1001 |
|
|
return &addip_chunk_event_table[0][state];
|
1002 |
|
|
|
1003 |
|
|
if (cid == SCTP_CID_ASCONF_ACK)
|
1004 |
|
|
return &addip_chunk_event_table[1][state];
|
1005 |
|
|
}
|
1006 |
|
|
|
1007 |
|
|
if (sctp_auth_enable) {
|
1008 |
|
|
if (cid == SCTP_CID_AUTH)
|
1009 |
|
|
return &auth_chunk_event_table[0][state];
|
1010 |
|
|
}
|
1011 |
|
|
|
1012 |
|
|
return &chunk_event_table_unknown[state];
|
1013 |
|
|
}
|