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1da177e4 LT |
1 | /* 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; | |
3ff50b79 | 104 | } |
1da177e4 LT |
105 | } |
106 | ||
1ed176a8 PZ |
107 | #define TYPE_SCTP_FUNC(func) {.fn = func, .name = #func} |
108 | ||
1da177e4 LT |
109 | #define TYPE_SCTP_DATA { \ |
110 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 111 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 112 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 113 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), \ |
1da177e4 | 114 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 115 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 116 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 117 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 118 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 119 | TYPE_SCTP_FUNC(sctp_sf_eat_data_6_2), \ |
1da177e4 | 120 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 121 | TYPE_SCTP_FUNC(sctp_sf_eat_data_6_2), \ |
1da177e4 | 122 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 123 | TYPE_SCTP_FUNC(sctp_sf_eat_data_fast_4_4), \ |
1da177e4 | 124 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 125 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 126 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 127 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
128 | } /* TYPE_SCTP_DATA */ |
129 | ||
130 | #define TYPE_SCTP_INIT { \ | |
131 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 132 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 133 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 134 | TYPE_SCTP_FUNC(sctp_sf_do_5_1B_init), \ |
1da177e4 | 135 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 136 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_1_siminit), \ |
1da177e4 | 137 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 138 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_1_siminit), \ |
1da177e4 | 139 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 140 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \ |
1da177e4 | 141 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 142 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \ |
1da177e4 | 143 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 144 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \ |
1da177e4 | 145 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 146 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \ |
1da177e4 | 147 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 148 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_reshutack), \ |
1da177e4 LT |
149 | } /* TYPE_SCTP_INIT */ |
150 | ||
151 | #define TYPE_SCTP_INIT_ACK { \ | |
152 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 153 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 154 | /* SCTP_STATE_CLOSED */ \ |
610ab73a | 155 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_3_initack), \ |
1da177e4 | 156 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 157 | TYPE_SCTP_FUNC(sctp_sf_do_5_1C_ack), \ |
1da177e4 | 158 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 159 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 160 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 161 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 162 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 163 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 164 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 165 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 166 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 167 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 168 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 169 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
170 | } /* TYPE_SCTP_INIT_ACK */ |
171 | ||
172 | #define TYPE_SCTP_SACK { \ | |
173 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 174 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 175 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 176 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), \ |
1da177e4 | 177 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 178 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 179 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 180 | TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \ |
1da177e4 | 181 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 182 | TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \ |
1da177e4 | 183 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 184 | TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \ |
1da177e4 | 185 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 186 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 187 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 188 | TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \ |
1da177e4 | 189 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 190 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
191 | } /* TYPE_SCTP_SACK */ |
192 | ||
193 | #define TYPE_SCTP_HEARTBEAT { \ | |
194 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 195 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 196 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 197 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), \ |
1da177e4 | 198 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 199 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 200 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 201 | TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \ |
1da177e4 | 202 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 203 | TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \ |
1da177e4 | 204 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 205 | TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \ |
1da177e4 | 206 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 207 | TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \ |
1da177e4 | 208 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 209 | TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \ |
1da177e4 LT |
210 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
211 | /* This should not happen, but we are nice. */ \ | |
1ed176a8 | 212 | TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \ |
1da177e4 LT |
213 | } /* TYPE_SCTP_HEARTBEAT */ |
214 | ||
215 | #define TYPE_SCTP_HEARTBEAT_ACK { \ | |
216 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 217 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 218 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 219 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), \ |
1da177e4 | 220 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 221 | TYPE_SCTP_FUNC(sctp_sf_violation), \ |
1da177e4 | 222 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 223 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 224 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 225 | TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \ |
1da177e4 | 226 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 227 | TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \ |
1da177e4 | 228 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 229 | TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \ |
1da177e4 | 230 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 231 | TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \ |
1da177e4 | 232 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 233 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
234 | } /* TYPE_SCTP_HEARTBEAT_ACK */ |
235 | ||
236 | #define TYPE_SCTP_ABORT { \ | |
237 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 238 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 239 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 240 | TYPE_SCTP_FUNC(sctp_sf_pdiscard), \ |
1da177e4 | 241 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 242 | TYPE_SCTP_FUNC(sctp_sf_cookie_wait_abort), \ |
1da177e4 | 243 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 244 | TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_abort), \ |
1da177e4 | 245 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 246 | TYPE_SCTP_FUNC(sctp_sf_do_9_1_abort), \ |
1da177e4 | 247 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 248 | TYPE_SCTP_FUNC(sctp_sf_shutdown_pending_abort), \ |
1da177e4 | 249 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 250 | TYPE_SCTP_FUNC(sctp_sf_shutdown_sent_abort), \ |
1da177e4 | 251 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 252 | TYPE_SCTP_FUNC(sctp_sf_do_9_1_abort), \ |
1da177e4 | 253 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 254 | TYPE_SCTP_FUNC(sctp_sf_shutdown_ack_sent_abort), \ |
1da177e4 LT |
255 | } /* TYPE_SCTP_ABORT */ |
256 | ||
257 | #define TYPE_SCTP_SHUTDOWN { \ | |
258 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 259 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 260 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 261 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), \ |
1da177e4 | 262 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 263 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 264 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 265 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 266 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 267 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown), \ |
1da177e4 | 268 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 269 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 270 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 271 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown_ack), \ |
1da177e4 | 272 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 273 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 274 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 275 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
276 | } /* TYPE_SCTP_SHUTDOWN */ |
277 | ||
278 | #define TYPE_SCTP_SHUTDOWN_ACK { \ | |
279 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 280 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 281 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 282 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 283 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 284 | TYPE_SCTP_FUNC(sctp_sf_do_8_5_1_E_sa), \ |
1da177e4 | 285 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 286 | TYPE_SCTP_FUNC(sctp_sf_do_8_5_1_E_sa), \ |
1da177e4 | 287 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 288 | TYPE_SCTP_FUNC(sctp_sf_violation), \ |
1da177e4 | 289 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 290 | TYPE_SCTP_FUNC(sctp_sf_violation), \ |
1da177e4 | 291 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 292 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_final), \ |
1da177e4 | 293 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 294 | TYPE_SCTP_FUNC(sctp_sf_violation), \ |
1da177e4 | 295 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 296 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_final), \ |
1da177e4 LT |
297 | } /* TYPE_SCTP_SHUTDOWN_ACK */ |
298 | ||
299 | #define TYPE_SCTP_ERROR { \ | |
300 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 301 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 302 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 303 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), \ |
1da177e4 | 304 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 305 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 306 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 307 | TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_err), \ |
1da177e4 | 308 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 309 | TYPE_SCTP_FUNC(sctp_sf_operr_notify), \ |
1da177e4 | 310 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 311 | TYPE_SCTP_FUNC(sctp_sf_operr_notify), \ |
1da177e4 | 312 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 313 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 314 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 315 | TYPE_SCTP_FUNC(sctp_sf_operr_notify), \ |
1da177e4 | 316 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 317 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
318 | } /* TYPE_SCTP_ERROR */ |
319 | ||
320 | #define TYPE_SCTP_COOKIE_ECHO { \ | |
321 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 322 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 323 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 324 | TYPE_SCTP_FUNC(sctp_sf_do_5_1D_ce), \ |
1da177e4 | 325 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 326 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \ |
1da177e4 | 327 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 328 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \ |
1da177e4 | 329 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 330 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \ |
1da177e4 | 331 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 332 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \ |
1da177e4 | 333 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 334 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \ |
1da177e4 | 335 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 336 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \ |
1da177e4 | 337 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 338 | TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \ |
1da177e4 LT |
339 | } /* TYPE_SCTP_COOKIE_ECHO */ |
340 | ||
341 | #define TYPE_SCTP_COOKIE_ACK { \ | |
342 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 343 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 344 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 345 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 346 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 347 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 348 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 349 | TYPE_SCTP_FUNC(sctp_sf_do_5_1E_ca), \ |
1da177e4 | 350 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 351 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 352 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 353 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 354 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 355 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 356 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 357 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 358 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 359 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
360 | } /* TYPE_SCTP_COOKIE_ACK */ |
361 | ||
362 | #define TYPE_SCTP_ECN_ECNE { \ | |
363 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 364 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 365 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 366 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 367 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 368 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 369 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 370 | TYPE_SCTP_FUNC(sctp_sf_do_ecne), \ |
1da177e4 | 371 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 372 | TYPE_SCTP_FUNC(sctp_sf_do_ecne), \ |
1da177e4 | 373 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 374 | TYPE_SCTP_FUNC(sctp_sf_do_ecne), \ |
1da177e4 | 375 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 376 | TYPE_SCTP_FUNC(sctp_sf_do_ecne), \ |
1da177e4 | 377 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 378 | TYPE_SCTP_FUNC(sctp_sf_do_ecne), \ |
1da177e4 | 379 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 380 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
381 | } /* TYPE_SCTP_ECN_ECNE */ |
382 | ||
383 | #define TYPE_SCTP_ECN_CWR { \ | |
384 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 385 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 386 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 387 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 388 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 389 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 390 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 391 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 392 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 393 | TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \ |
1da177e4 | 394 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 395 | TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \ |
1da177e4 | 396 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 397 | TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \ |
1da177e4 | 398 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 399 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 400 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 401 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
402 | } /* TYPE_SCTP_ECN_CWR */ |
403 | ||
404 | #define TYPE_SCTP_SHUTDOWN_COMPLETE { \ | |
405 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 406 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 407 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 408 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 409 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 410 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 411 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 412 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 413 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 414 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 415 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 416 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 417 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 418 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 419 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 420 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 421 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 422 | TYPE_SCTP_FUNC(sctp_sf_do_4_C), \ |
1da177e4 LT |
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 */ \ | |
1ed176a8 | 450 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 451 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 452 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 453 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 454 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 455 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 456 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 457 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 458 | TYPE_SCTP_FUNC(sctp_sf_do_asconf), \ |
1da177e4 | 459 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 460 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 461 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 462 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 463 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 464 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 465 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 466 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
467 | } /* TYPE_SCTP_ASCONF */ |
468 | ||
469 | #define TYPE_SCTP_ASCONF_ACK { \ | |
470 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 471 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 472 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 473 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 474 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 475 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 476 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 477 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 478 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 479 | TYPE_SCTP_FUNC(sctp_sf_do_asconf_ack), \ |
1da177e4 | 480 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 481 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 482 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 483 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 484 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 485 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 486 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 487 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
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 */ \ | |
1ed176a8 | 500 | TYPE_SCTP_FUNC(sctp_sf_ootb), \ |
1da177e4 | 501 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 502 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), \ |
1da177e4 | 503 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 504 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 505 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 506 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 507 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 508 | TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn), \ |
1da177e4 | 509 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 510 | TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn), \ |
1da177e4 | 511 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 512 | TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn_fast), \ |
1da177e4 | 513 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 514 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 | 515 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 516 | TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \ |
1da177e4 LT |
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 | static const sctp_sm_table_entry_t | |
527 | chunk_event_table_unknown[SCTP_STATE_NUM_STATES] = { | |
528 | /* SCTP_STATE_EMPTY */ | |
1ed176a8 | 529 | TYPE_SCTP_FUNC(sctp_sf_ootb), |
1da177e4 | 530 | /* SCTP_STATE_CLOSED */ |
1ed176a8 | 531 | TYPE_SCTP_FUNC(sctp_sf_tabort_8_4_8), |
1da177e4 | 532 | /* SCTP_STATE_COOKIE_WAIT */ |
1ed176a8 | 533 | TYPE_SCTP_FUNC(sctp_sf_unk_chunk), |
1da177e4 | 534 | /* SCTP_STATE_COOKIE_ECHOED */ |
1ed176a8 | 535 | TYPE_SCTP_FUNC(sctp_sf_unk_chunk), |
1da177e4 | 536 | /* SCTP_STATE_ESTABLISHED */ |
1ed176a8 | 537 | TYPE_SCTP_FUNC(sctp_sf_unk_chunk), |
1da177e4 | 538 | /* SCTP_STATE_SHUTDOWN_PENDING */ |
1ed176a8 | 539 | TYPE_SCTP_FUNC(sctp_sf_unk_chunk), |
1da177e4 | 540 | /* SCTP_STATE_SHUTDOWN_SENT */ |
1ed176a8 | 541 | TYPE_SCTP_FUNC(sctp_sf_unk_chunk), |
1da177e4 | 542 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ |
1ed176a8 | 543 | TYPE_SCTP_FUNC(sctp_sf_unk_chunk), |
1da177e4 | 544 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ |
1ed176a8 | 545 | TYPE_SCTP_FUNC(sctp_sf_unk_chunk), |
1da177e4 LT |
546 | }; /* chunk unknown */ |
547 | ||
548 | ||
549 | #define TYPE_SCTP_PRIMITIVE_ASSOCIATE { \ | |
550 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 551 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 552 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 553 | TYPE_SCTP_FUNC(sctp_sf_do_prm_asoc), \ |
1da177e4 | 554 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 555 | TYPE_SCTP_FUNC(sctp_sf_not_impl), \ |
1da177e4 | 556 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 557 | TYPE_SCTP_FUNC(sctp_sf_not_impl), \ |
1da177e4 | 558 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 559 | TYPE_SCTP_FUNC(sctp_sf_not_impl), \ |
1da177e4 | 560 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 561 | TYPE_SCTP_FUNC(sctp_sf_not_impl), \ |
1da177e4 | 562 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 563 | TYPE_SCTP_FUNC(sctp_sf_not_impl), \ |
1da177e4 | 564 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 565 | TYPE_SCTP_FUNC(sctp_sf_not_impl), \ |
1da177e4 | 566 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 567 | TYPE_SCTP_FUNC(sctp_sf_not_impl), \ |
1da177e4 LT |
568 | } /* TYPE_SCTP_PRIMITIVE_ASSOCIATE */ |
569 | ||
570 | #define TYPE_SCTP_PRIMITIVE_SHUTDOWN { \ | |
571 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 572 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 573 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 574 | TYPE_SCTP_FUNC(sctp_sf_error_closed), \ |
1da177e4 | 575 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 576 | TYPE_SCTP_FUNC(sctp_sf_cookie_wait_prm_shutdown), \ |
1da177e4 | 577 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 578 | TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_prm_shutdown),\ |
1da177e4 | 579 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 580 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_prm_shutdown), \ |
1da177e4 | 581 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 582 | TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \ |
1da177e4 | 583 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 584 | TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \ |
1da177e4 | 585 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 586 | TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \ |
1da177e4 | 587 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 588 | TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \ |
1da177e4 LT |
589 | } /* TYPE_SCTP_PRIMITIVE_SHUTDOWN */ |
590 | ||
591 | #define TYPE_SCTP_PRIMITIVE_ABORT { \ | |
592 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 593 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 594 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 595 | TYPE_SCTP_FUNC(sctp_sf_error_closed), \ |
1da177e4 | 596 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 597 | TYPE_SCTP_FUNC(sctp_sf_cookie_wait_prm_abort), \ |
1da177e4 | 598 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 599 | TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_prm_abort), \ |
1da177e4 | 600 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 601 | TYPE_SCTP_FUNC(sctp_sf_do_9_1_prm_abort), \ |
1da177e4 | 602 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 603 | TYPE_SCTP_FUNC(sctp_sf_shutdown_pending_prm_abort), \ |
1da177e4 | 604 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 605 | TYPE_SCTP_FUNC(sctp_sf_shutdown_sent_prm_abort), \ |
1da177e4 | 606 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 607 | TYPE_SCTP_FUNC(sctp_sf_do_9_1_prm_abort), \ |
1da177e4 | 608 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 609 | TYPE_SCTP_FUNC(sctp_sf_shutdown_ack_sent_prm_abort), \ |
1da177e4 LT |
610 | } /* TYPE_SCTP_PRIMITIVE_ABORT */ |
611 | ||
612 | #define TYPE_SCTP_PRIMITIVE_SEND { \ | |
613 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 614 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 615 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 616 | TYPE_SCTP_FUNC(sctp_sf_error_closed), \ |
1da177e4 | 617 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 618 | TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \ |
1da177e4 | 619 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 620 | TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \ |
1da177e4 | 621 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 622 | TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \ |
1da177e4 | 623 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 624 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 | 625 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 626 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 | 627 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 628 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 | 629 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 630 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 LT |
631 | } /* TYPE_SCTP_PRIMITIVE_SEND */ |
632 | ||
633 | #define TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT { \ | |
634 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 635 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 636 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 637 | TYPE_SCTP_FUNC(sctp_sf_error_closed), \ |
1da177e4 | 638 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 639 | TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \ |
1da177e4 | 640 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 641 | TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \ |
1da177e4 | 642 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 643 | TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \ |
1da177e4 | 644 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 645 | TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \ |
1da177e4 | 646 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 647 | TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \ |
1da177e4 | 648 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 649 | TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \ |
1da177e4 | 650 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 651 | TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \ |
1da177e4 LT |
652 | } /* TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT */ |
653 | ||
654 | #define TYPE_SCTP_PRIMITIVE_ASCONF { \ | |
655 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 656 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 657 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 658 | TYPE_SCTP_FUNC(sctp_sf_error_closed), \ |
1da177e4 | 659 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 660 | TYPE_SCTP_FUNC(sctp_sf_error_closed), \ |
1da177e4 | 661 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 662 | TYPE_SCTP_FUNC(sctp_sf_error_closed), \ |
1da177e4 | 663 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 664 | TYPE_SCTP_FUNC(sctp_sf_do_prm_asconf), \ |
1da177e4 | 665 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 666 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 | 667 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 668 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 | 669 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 670 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 | 671 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 672 | TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \ |
1da177e4 LT |
673 | } /* TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT */ |
674 | ||
675 | /* The primary index for this table is the primitive type. | |
676 | * The secondary index for this table is the state. | |
677 | */ | |
678 | static const sctp_sm_table_entry_t primitive_event_table[SCTP_NUM_PRIMITIVE_TYPES][SCTP_STATE_NUM_STATES] = { | |
679 | TYPE_SCTP_PRIMITIVE_ASSOCIATE, | |
680 | TYPE_SCTP_PRIMITIVE_SHUTDOWN, | |
681 | TYPE_SCTP_PRIMITIVE_ABORT, | |
682 | TYPE_SCTP_PRIMITIVE_SEND, | |
683 | TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT, | |
684 | TYPE_SCTP_PRIMITIVE_ASCONF, | |
685 | }; | |
686 | ||
687 | #define TYPE_SCTP_OTHER_NO_PENDING_TSN { \ | |
688 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 689 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 690 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 691 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 692 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 693 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 694 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 695 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 696 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 697 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 698 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 699 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_start_shutdown), \ |
1da177e4 | 700 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 701 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 702 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 703 | TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown_ack), \ |
1da177e4 | 704 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 705 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 LT |
706 | } |
707 | ||
708 | #define TYPE_SCTP_OTHER_ICMP_PROTO_UNREACH { \ | |
709 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 710 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 711 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 712 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 713 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 714 | TYPE_SCTP_FUNC(sctp_sf_cookie_wait_icmp_abort), \ |
1da177e4 | 715 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 716 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 717 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 718 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 719 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 720 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 721 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 722 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 723 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 724 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 | 725 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 726 | TYPE_SCTP_FUNC(sctp_sf_ignore_other), \ |
1da177e4 LT |
727 | } |
728 | ||
729 | static const sctp_sm_table_entry_t other_event_table[SCTP_NUM_OTHER_TYPES][SCTP_STATE_NUM_STATES] = { | |
730 | TYPE_SCTP_OTHER_NO_PENDING_TSN, | |
731 | TYPE_SCTP_OTHER_ICMP_PROTO_UNREACH, | |
732 | }; | |
733 | ||
734 | #define TYPE_SCTP_EVENT_TIMEOUT_NONE { \ | |
735 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 736 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 737 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 738 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 739 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 740 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 741 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 742 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 743 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 744 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 745 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 746 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 747 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 748 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 749 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 750 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 751 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 752 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 LT |
753 | } |
754 | ||
755 | #define TYPE_SCTP_EVENT_TIMEOUT_T1_COOKIE { \ | |
756 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 757 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 758 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 759 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 760 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 761 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 762 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 763 | TYPE_SCTP_FUNC(sctp_sf_t1_cookie_timer_expire), \ |
1da177e4 | 764 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 765 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 766 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 767 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 768 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 769 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 770 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 771 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 772 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 773 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
774 | } |
775 | ||
776 | #define TYPE_SCTP_EVENT_TIMEOUT_T1_INIT { \ | |
777 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 778 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 779 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 780 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 781 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 782 | TYPE_SCTP_FUNC(sctp_sf_t1_init_timer_expire), \ |
1da177e4 | 783 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 784 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 785 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 786 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 787 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 788 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 789 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 790 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 791 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 792 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 793 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 794 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
795 | } |
796 | ||
797 | #define TYPE_SCTP_EVENT_TIMEOUT_T2_SHUTDOWN { \ | |
798 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 799 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 800 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 801 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 802 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 803 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 804 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 805 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 806 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 807 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 808 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 809 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 810 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 811 | TYPE_SCTP_FUNC(sctp_sf_t2_timer_expire), \ |
1da177e4 | 812 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 813 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 814 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 815 | TYPE_SCTP_FUNC(sctp_sf_t2_timer_expire), \ |
1da177e4 LT |
816 | } |
817 | ||
818 | #define TYPE_SCTP_EVENT_TIMEOUT_T3_RTX { \ | |
819 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 820 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 821 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 822 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 823 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 824 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 825 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 826 | TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \ |
1da177e4 | 827 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 828 | TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \ |
1da177e4 | 829 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 830 | TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \ |
1da177e4 | 831 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 832 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 833 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 834 | TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \ |
1da177e4 | 835 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 836 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
837 | } |
838 | ||
839 | #define TYPE_SCTP_EVENT_TIMEOUT_T4_RTO { \ | |
840 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 841 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 842 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 843 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 844 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 845 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 846 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 847 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 848 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 849 | TYPE_SCTP_FUNC(sctp_sf_t4_timer_expire), \ |
1da177e4 | 850 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 851 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 852 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 853 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 854 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 855 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 856 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 857 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
858 | } |
859 | ||
860 | #define TYPE_SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD { \ | |
861 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 862 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 863 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 864 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 865 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 866 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 867 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 868 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 869 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 870 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 871 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 872 | TYPE_SCTP_FUNC(sctp_sf_t5_timer_expire), \ |
1da177e4 | 873 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 874 | TYPE_SCTP_FUNC(sctp_sf_t5_timer_expire), \ |
1da177e4 | 875 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 876 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 877 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 878 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
879 | } |
880 | ||
881 | #define TYPE_SCTP_EVENT_TIMEOUT_HEARTBEAT { \ | |
882 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 883 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 884 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 885 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 886 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 887 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 888 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 889 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 890 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 891 | TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \ |
1da177e4 | 892 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 893 | TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \ |
1da177e4 | 894 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 895 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 896 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 897 | TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \ |
1da177e4 | 898 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 899 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
900 | } |
901 | ||
902 | #define TYPE_SCTP_EVENT_TIMEOUT_SACK { \ | |
903 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 904 | TYPE_SCTP_FUNC(sctp_sf_bug), \ |
1da177e4 | 905 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 906 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 907 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 908 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 909 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 910 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 911 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 912 | TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \ |
1da177e4 | 913 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 914 | TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \ |
1da177e4 | 915 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 916 | TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \ |
1da177e4 | 917 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 918 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 919 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 920 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
921 | } |
922 | ||
923 | #define TYPE_SCTP_EVENT_TIMEOUT_AUTOCLOSE { \ | |
924 | /* SCTP_STATE_EMPTY */ \ | |
1ed176a8 | 925 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 926 | /* SCTP_STATE_CLOSED */ \ |
1ed176a8 | 927 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 928 | /* SCTP_STATE_COOKIE_WAIT */ \ |
1ed176a8 | 929 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 930 | /* SCTP_STATE_COOKIE_ECHOED */ \ |
1ed176a8 | 931 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 932 | /* SCTP_STATE_ESTABLISHED */ \ |
1ed176a8 | 933 | TYPE_SCTP_FUNC(sctp_sf_autoclose_timer_expire), \ |
1da177e4 | 934 | /* SCTP_STATE_SHUTDOWN_PENDING */ \ |
1ed176a8 | 935 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 936 | /* SCTP_STATE_SHUTDOWN_SENT */ \ |
1ed176a8 | 937 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 938 | /* SCTP_STATE_SHUTDOWN_RECEIVED */ \ |
1ed176a8 | 939 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 | 940 | /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \ |
1ed176a8 | 941 | TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \ |
1da177e4 LT |
942 | } |
943 | ||
944 | static const sctp_sm_table_entry_t timeout_event_table[SCTP_NUM_TIMEOUT_TYPES][SCTP_STATE_NUM_STATES] = { | |
945 | TYPE_SCTP_EVENT_TIMEOUT_NONE, | |
946 | TYPE_SCTP_EVENT_TIMEOUT_T1_COOKIE, | |
947 | TYPE_SCTP_EVENT_TIMEOUT_T1_INIT, | |
948 | TYPE_SCTP_EVENT_TIMEOUT_T2_SHUTDOWN, | |
949 | TYPE_SCTP_EVENT_TIMEOUT_T3_RTX, | |
950 | TYPE_SCTP_EVENT_TIMEOUT_T4_RTO, | |
951 | TYPE_SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD, | |
952 | TYPE_SCTP_EVENT_TIMEOUT_HEARTBEAT, | |
953 | TYPE_SCTP_EVENT_TIMEOUT_SACK, | |
954 | TYPE_SCTP_EVENT_TIMEOUT_AUTOCLOSE, | |
955 | }; | |
956 | ||
d808ad9a | 957 | static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid, |
1da177e4 LT |
958 | sctp_state_t state) |
959 | { | |
960 | if (state > SCTP_STATE_MAX) | |
961 | return &bug; | |
962 | ||
75202e76 | 963 | if (cid <= SCTP_CID_BASE_MAX) |
1da177e4 LT |
964 | return &chunk_event_table[cid][state]; |
965 | ||
966 | if (sctp_prsctp_enable) { | |
967 | if (cid == SCTP_CID_FWD_TSN) | |
968 | return &prsctp_chunk_event_table[0][state]; | |
969 | } | |
970 | ||
971 | if (sctp_addip_enable) { | |
972 | if (cid == SCTP_CID_ASCONF) | |
973 | return &addip_chunk_event_table[0][state]; | |
974 | ||
975 | if (cid == SCTP_CID_ASCONF_ACK) | |
976 | return &addip_chunk_event_table[1][state]; | |
977 | } | |
978 | ||
979 | return &chunk_event_table_unknown[state]; | |
980 | } |