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Vlad Yasevich60c778b2008-01-11 09:57:09 -05001/* SCTP kernel implementation
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 * (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 *
Vlad Yasevich60c778b2008-01-11 09:57:09 -05008 * This file is part of the SCTP kernel implementation
Linus Torvalds1da177e2005-04-16 15:20:36 -07009 *
10 * These are the state tables for the SCTP state machine.
11 *
Vlad Yasevich60c778b2008-01-11 09:57:09 -050012 * This SCTP implementation is free software;
Linus Torvalds1da177e2005-04-16 15:20:36 -070013 * 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 *
Vlad Yasevich60c778b2008-01-11 09:57:09 -050018 * This SCTP implementation is distributed in the hope that it
Linus Torvalds1da177e2005-04-16 15:20:36 -070019 * 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
53static const sctp_sm_table_entry_t
54primitive_event_table[SCTP_NUM_PRIMITIVE_TYPES][SCTP_STATE_NUM_STATES];
55static const sctp_sm_table_entry_t
56other_event_table[SCTP_NUM_OTHER_TYPES][SCTP_STATE_NUM_STATES];
57static const sctp_sm_table_entry_t
58timeout_event_table[SCTP_NUM_TIMEOUT_TYPES][SCTP_STATE_NUM_STATES];
59
60static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid,
61 sctp_state_t state);
62
63
64static 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
79const 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;
Stephen Hemminger3ff50b72007-04-20 17:09:22 -0700104 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105}
106
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800107#define TYPE_SCTP_FUNC(func) {.fn = func, .name = #func}
108
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109#define TYPE_SCTP_DATA { \
110 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800111 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112 /* SCTP_STATE_CLOSED */ \
Vlad Yasevichece25df2007-09-07 16:30:54 -0400113 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800115 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700116 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800117 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800119 TYPE_SCTP_FUNC(sctp_sf_eat_data_6_2), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800121 TYPE_SCTP_FUNC(sctp_sf_eat_data_6_2), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800123 TYPE_SCTP_FUNC(sctp_sf_eat_data_fast_4_4), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800125 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800127 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700128} /* TYPE_SCTP_DATA */
129
130#define TYPE_SCTP_INIT { \
131 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800132 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700133 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800134 TYPE_SCTP_FUNC(sctp_sf_do_5_1B_init), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800136 TYPE_SCTP_FUNC(sctp_sf_do_5_2_1_siminit), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800138 TYPE_SCTP_FUNC(sctp_sf_do_5_2_1_siminit), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800140 TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700141 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800142 TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700143 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800144 TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800146 TYPE_SCTP_FUNC(sctp_sf_do_5_2_2_dupinit), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800148 TYPE_SCTP_FUNC(sctp_sf_do_9_2_reshutack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149} /* TYPE_SCTP_INIT */
150
151#define TYPE_SCTP_INIT_ACK { \
152 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800153 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700154 /* SCTP_STATE_CLOSED */ \
Vlad Yasevich610ab732007-01-15 19:18:30 -0800155 TYPE_SCTP_FUNC(sctp_sf_do_5_2_3_initack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800157 TYPE_SCTP_FUNC(sctp_sf_do_5_1C_ack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800159 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800161 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800163 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700164 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800165 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800167 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700168 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800169 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700170} /* TYPE_SCTP_INIT_ACK */
171
172#define TYPE_SCTP_SACK { \
173 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800174 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175 /* SCTP_STATE_CLOSED */ \
Vlad Yasevichece25df2007-09-07 16:30:54 -0400176 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800178 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700179 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800180 TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800182 TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800184 TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700185 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800186 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800188 TYPE_SCTP_FUNC(sctp_sf_eat_sack_6_2), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700189 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800190 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700191} /* TYPE_SCTP_SACK */
192
193#define TYPE_SCTP_HEARTBEAT { \
194 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800195 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700196 /* SCTP_STATE_CLOSED */ \
Vlad Yasevichece25df2007-09-07 16:30:54 -0400197 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700198 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800199 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700200 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800201 TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800203 TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800205 TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700206 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800207 TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800209 TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700210 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
211 /* This should not happen, but we are nice. */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800212 TYPE_SCTP_FUNC(sctp_sf_beat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213} /* TYPE_SCTP_HEARTBEAT */
214
215#define TYPE_SCTP_HEARTBEAT_ACK { \
216 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800217 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700218 /* SCTP_STATE_CLOSED */ \
Vlad Yasevichece25df2007-09-07 16:30:54 -0400219 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700220 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800221 TYPE_SCTP_FUNC(sctp_sf_violation), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700222 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800223 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700224 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800225 TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800227 TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700228 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800229 TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700230 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800231 TYPE_SCTP_FUNC(sctp_sf_backbeat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700232 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800233 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700234} /* TYPE_SCTP_HEARTBEAT_ACK */
235
236#define TYPE_SCTP_ABORT { \
237 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800238 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700239 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800240 TYPE_SCTP_FUNC(sctp_sf_pdiscard), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800242 TYPE_SCTP_FUNC(sctp_sf_cookie_wait_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700243 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800244 TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700245 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800246 TYPE_SCTP_FUNC(sctp_sf_do_9_1_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700247 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800248 TYPE_SCTP_FUNC(sctp_sf_shutdown_pending_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700249 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800250 TYPE_SCTP_FUNC(sctp_sf_shutdown_sent_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700251 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800252 TYPE_SCTP_FUNC(sctp_sf_do_9_1_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700253 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800254 TYPE_SCTP_FUNC(sctp_sf_shutdown_ack_sent_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255} /* TYPE_SCTP_ABORT */
256
257#define TYPE_SCTP_SHUTDOWN { \
258 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800259 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260 /* SCTP_STATE_CLOSED */ \
Vlad Yasevichece25df2007-09-07 16:30:54 -0400261 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700262 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800263 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700264 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800265 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700266 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800267 TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700268 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800269 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800271 TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown_ack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700272 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800273 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700274 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800275 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700276} /* TYPE_SCTP_SHUTDOWN */
277
278#define TYPE_SCTP_SHUTDOWN_ACK { \
279 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800280 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700281 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800282 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700283 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800284 TYPE_SCTP_FUNC(sctp_sf_do_8_5_1_E_sa), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700285 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800286 TYPE_SCTP_FUNC(sctp_sf_do_8_5_1_E_sa), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700287 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800288 TYPE_SCTP_FUNC(sctp_sf_violation), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700289 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800290 TYPE_SCTP_FUNC(sctp_sf_violation), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800292 TYPE_SCTP_FUNC(sctp_sf_do_9_2_final), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700293 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800294 TYPE_SCTP_FUNC(sctp_sf_violation), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700295 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800296 TYPE_SCTP_FUNC(sctp_sf_do_9_2_final), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700297} /* TYPE_SCTP_SHUTDOWN_ACK */
298
299#define TYPE_SCTP_ERROR { \
300 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800301 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700302 /* SCTP_STATE_CLOSED */ \
Vlad Yasevichece25df2007-09-07 16:30:54 -0400303 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700304 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800305 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700306 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800307 TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_err), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700308 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800309 TYPE_SCTP_FUNC(sctp_sf_operr_notify), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700310 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800311 TYPE_SCTP_FUNC(sctp_sf_operr_notify), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700312 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800313 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700314 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800315 TYPE_SCTP_FUNC(sctp_sf_operr_notify), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700316 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800317 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700318} /* TYPE_SCTP_ERROR */
319
320#define TYPE_SCTP_COOKIE_ECHO { \
321 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800322 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700323 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800324 TYPE_SCTP_FUNC(sctp_sf_do_5_1D_ce), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700325 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800326 TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700327 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800328 TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700329 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800330 TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700331 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800332 TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700333 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800334 TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700335 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800336 TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700337 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800338 TYPE_SCTP_FUNC(sctp_sf_do_5_2_4_dupcook), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700339} /* TYPE_SCTP_COOKIE_ECHO */
340
341#define TYPE_SCTP_COOKIE_ACK { \
342 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800343 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700344 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800345 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700346 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800347 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700348 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800349 TYPE_SCTP_FUNC(sctp_sf_do_5_1E_ca), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700350 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800351 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700352 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800353 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700354 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800355 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700356 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800357 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800359 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700360} /* TYPE_SCTP_COOKIE_ACK */
361
362#define TYPE_SCTP_ECN_ECNE { \
363 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800364 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700365 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800366 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700367 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800368 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700369 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800370 TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700371 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800372 TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700373 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800374 TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700375 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800376 TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700377 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800378 TYPE_SCTP_FUNC(sctp_sf_do_ecne), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700379 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800380 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700381} /* TYPE_SCTP_ECN_ECNE */
382
383#define TYPE_SCTP_ECN_CWR { \
384 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800385 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700386 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800387 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700388 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800389 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700390 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800391 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700392 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800393 TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700394 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800395 TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700396 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800397 TYPE_SCTP_FUNC(sctp_sf_do_ecn_cwr), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700398 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800399 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700400 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800401 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700402} /* TYPE_SCTP_ECN_CWR */
403
404#define TYPE_SCTP_SHUTDOWN_COMPLETE { \
405 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800406 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800408 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700409 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800410 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700411 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800412 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700413 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800414 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700415 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800416 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700417 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800418 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700419 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800420 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700421 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800422 TYPE_SCTP_FUNC(sctp_sf_do_4_C), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700423} /* 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 */
430static 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 */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800450 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700451 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800452 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700453 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800454 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800456 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700457 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800458 TYPE_SCTP_FUNC(sctp_sf_do_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700459 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800460 TYPE_SCTP_FUNC(sctp_sf_do_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700461 /* SCTP_STATE_SHUTDOWN_SENT */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800462 TYPE_SCTP_FUNC(sctp_sf_do_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700463 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800464 TYPE_SCTP_FUNC(sctp_sf_do_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700465 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800466 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700467} /* TYPE_SCTP_ASCONF */
468
469#define TYPE_SCTP_ASCONF_ACK { \
470 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800471 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700472 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800473 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700474 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800475 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700476 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800477 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700478 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800479 TYPE_SCTP_FUNC(sctp_sf_do_asconf_ack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700480 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800481 TYPE_SCTP_FUNC(sctp_sf_do_asconf_ack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700482 /* SCTP_STATE_SHUTDOWN_SENT */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800483 TYPE_SCTP_FUNC(sctp_sf_do_asconf_ack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700484 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800485 TYPE_SCTP_FUNC(sctp_sf_do_asconf_ack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700486 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800487 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700488} /* 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 */
493static 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 */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800500 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700501 /* SCTP_STATE_CLOSED */ \
Vlad Yasevichece25df2007-09-07 16:30:54 -0400502 TYPE_SCTP_FUNC(sctp_sf_ootb), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700503 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800504 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700505 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800506 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700507 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800508 TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700509 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800510 TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700511 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800512 TYPE_SCTP_FUNC(sctp_sf_eat_fwd_tsn_fast), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700513 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800514 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700515 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800516 TYPE_SCTP_FUNC(sctp_sf_discard_chunk), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700517} /* 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 */
522static 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
Vlad Yasevichbbd0d592007-10-03 17:51:34 -0700526#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 */
550static 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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700554static const sctp_sm_table_entry_t
555chunk_event_table_unknown[SCTP_STATE_NUM_STATES] = {
556 /* SCTP_STATE_EMPTY */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800557 TYPE_SCTP_FUNC(sctp_sf_ootb),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700558 /* SCTP_STATE_CLOSED */
Vlad Yasevichece25df2007-09-07 16:30:54 -0400559 TYPE_SCTP_FUNC(sctp_sf_ootb),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700560 /* SCTP_STATE_COOKIE_WAIT */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800561 TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700562 /* SCTP_STATE_COOKIE_ECHOED */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800563 TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700564 /* SCTP_STATE_ESTABLISHED */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800565 TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700566 /* SCTP_STATE_SHUTDOWN_PENDING */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800567 TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700568 /* SCTP_STATE_SHUTDOWN_SENT */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800569 TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700570 /* SCTP_STATE_SHUTDOWN_RECEIVED */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800571 TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700572 /* SCTP_STATE_SHUTDOWN_ACK_SENT */
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800573 TYPE_SCTP_FUNC(sctp_sf_unk_chunk),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700574}; /* chunk unknown */
575
576
577#define TYPE_SCTP_PRIMITIVE_ASSOCIATE { \
578 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800579 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800581 TYPE_SCTP_FUNC(sctp_sf_do_prm_asoc), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700582 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800583 TYPE_SCTP_FUNC(sctp_sf_not_impl), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800585 TYPE_SCTP_FUNC(sctp_sf_not_impl), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700586 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800587 TYPE_SCTP_FUNC(sctp_sf_not_impl), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700588 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800589 TYPE_SCTP_FUNC(sctp_sf_not_impl), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700590 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800591 TYPE_SCTP_FUNC(sctp_sf_not_impl), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700592 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800593 TYPE_SCTP_FUNC(sctp_sf_not_impl), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700594 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800595 TYPE_SCTP_FUNC(sctp_sf_not_impl), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700596} /* TYPE_SCTP_PRIMITIVE_ASSOCIATE */
597
598#define TYPE_SCTP_PRIMITIVE_SHUTDOWN { \
599 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800600 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700601 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800602 TYPE_SCTP_FUNC(sctp_sf_error_closed), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700603 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800604 TYPE_SCTP_FUNC(sctp_sf_cookie_wait_prm_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700605 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800606 TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_prm_shutdown),\
Linus Torvalds1da177e2005-04-16 15:20:36 -0700607 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800608 TYPE_SCTP_FUNC(sctp_sf_do_9_2_prm_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700609 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800610 TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700611 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800612 TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700613 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800614 TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700615 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800616 TYPE_SCTP_FUNC(sctp_sf_ignore_primitive), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700617} /* TYPE_SCTP_PRIMITIVE_SHUTDOWN */
618
619#define TYPE_SCTP_PRIMITIVE_ABORT { \
620 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800621 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700622 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800623 TYPE_SCTP_FUNC(sctp_sf_error_closed), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700624 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800625 TYPE_SCTP_FUNC(sctp_sf_cookie_wait_prm_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700626 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800627 TYPE_SCTP_FUNC(sctp_sf_cookie_echoed_prm_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700628 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800629 TYPE_SCTP_FUNC(sctp_sf_do_9_1_prm_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700630 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800631 TYPE_SCTP_FUNC(sctp_sf_shutdown_pending_prm_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700632 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800633 TYPE_SCTP_FUNC(sctp_sf_shutdown_sent_prm_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700634 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800635 TYPE_SCTP_FUNC(sctp_sf_do_9_1_prm_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700636 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800637 TYPE_SCTP_FUNC(sctp_sf_shutdown_ack_sent_prm_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700638} /* TYPE_SCTP_PRIMITIVE_ABORT */
639
640#define TYPE_SCTP_PRIMITIVE_SEND { \
641 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800642 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700643 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800644 TYPE_SCTP_FUNC(sctp_sf_error_closed), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700645 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800646 TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800648 TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700649 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800650 TYPE_SCTP_FUNC(sctp_sf_do_prm_send), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700651 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800652 TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700653 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800654 TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700655 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800656 TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700657 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800658 TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700659} /* TYPE_SCTP_PRIMITIVE_SEND */
660
661#define TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT { \
662 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800663 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700664 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800665 TYPE_SCTP_FUNC(sctp_sf_error_closed), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700666 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800667 TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700668 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800669 TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700670 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800671 TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700672 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800673 TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700674 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800675 TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700676 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800677 TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700678 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800679 TYPE_SCTP_FUNC(sctp_sf_do_prm_requestheartbeat), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700680} /* TYPE_SCTP_PRIMITIVE_REQUESTHEARTBEAT */
681
682#define TYPE_SCTP_PRIMITIVE_ASCONF { \
683 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800684 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700685 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800686 TYPE_SCTP_FUNC(sctp_sf_error_closed), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700687 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800688 TYPE_SCTP_FUNC(sctp_sf_error_closed), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700689 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800690 TYPE_SCTP_FUNC(sctp_sf_error_closed), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700691 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800692 TYPE_SCTP_FUNC(sctp_sf_do_prm_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700693 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800694 TYPE_SCTP_FUNC(sctp_sf_do_prm_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700695 /* SCTP_STATE_SHUTDOWN_SENT */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800696 TYPE_SCTP_FUNC(sctp_sf_do_prm_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700697 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Vlad Yasevichba8a06d2007-12-20 14:11:11 -0800698 TYPE_SCTP_FUNC(sctp_sf_do_prm_asconf), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700699 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800700 TYPE_SCTP_FUNC(sctp_sf_error_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700701} /* 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 */
706static 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 */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800717 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700718 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800719 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700720 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800721 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700722 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800723 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700724 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800725 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700726 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800727 TYPE_SCTP_FUNC(sctp_sf_do_9_2_start_shutdown), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700728 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800729 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700730 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800731 TYPE_SCTP_FUNC(sctp_sf_do_9_2_shutdown_ack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700732 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800733 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700734}
735
736#define TYPE_SCTP_OTHER_ICMP_PROTO_UNREACH { \
737 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800738 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700739 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800740 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700741 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800742 TYPE_SCTP_FUNC(sctp_sf_cookie_wait_icmp_abort), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700743 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800744 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700745 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800746 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700747 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800748 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700749 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800750 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700751 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800752 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700753 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800754 TYPE_SCTP_FUNC(sctp_sf_ignore_other), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700755}
756
757static 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 */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800764 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700765 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800766 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700767 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800768 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700769 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800770 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700771 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800772 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700773 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800774 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700775 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800776 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700777 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800778 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700779 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800780 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700781}
782
783#define TYPE_SCTP_EVENT_TIMEOUT_T1_COOKIE { \
784 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800785 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700786 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800787 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700788 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800789 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700790 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800791 TYPE_SCTP_FUNC(sctp_sf_t1_cookie_timer_expire), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700792 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800793 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700794 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800795 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700796 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800797 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700798 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800799 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700800 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800801 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700802}
803
804#define TYPE_SCTP_EVENT_TIMEOUT_T1_INIT { \
805 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800806 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700807 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800808 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700809 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800810 TYPE_SCTP_FUNC(sctp_sf_t1_init_timer_expire), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700811 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800812 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700813 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800814 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700815 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800816 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700817 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800818 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700819 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800820 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700821 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800822 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700823}
824
825#define TYPE_SCTP_EVENT_TIMEOUT_T2_SHUTDOWN { \
826 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800827 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700828 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800829 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700830 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800831 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700832 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800833 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700834 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800835 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700836 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800837 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700838 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800839 TYPE_SCTP_FUNC(sctp_sf_t2_timer_expire), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700840 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800841 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700842 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800843 TYPE_SCTP_FUNC(sctp_sf_t2_timer_expire), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700844}
845
846#define TYPE_SCTP_EVENT_TIMEOUT_T3_RTX { \
847 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800848 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700849 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800850 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700851 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800852 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700853 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800854 TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700855 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800856 TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700857 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800858 TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700859 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800860 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700861 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800862 TYPE_SCTP_FUNC(sctp_sf_do_6_3_3_rtx), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700863 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800864 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700865}
866
867#define TYPE_SCTP_EVENT_TIMEOUT_T4_RTO { \
868 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800869 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700870 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800871 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700872 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800873 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700874 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800875 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700876 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800877 TYPE_SCTP_FUNC(sctp_sf_t4_timer_expire), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700878 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800879 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700880 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800881 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700882 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800883 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700884 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800885 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700886}
887
888#define TYPE_SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD { \
889 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800890 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700891 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800892 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700893 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800894 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700895 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800896 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700897 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800898 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700899 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Wei Yongjun536428a2008-09-05 08:55:26 +0800900 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700901 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800902 TYPE_SCTP_FUNC(sctp_sf_t5_timer_expire), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700903 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800904 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700905 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800906 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700907}
908
909#define TYPE_SCTP_EVENT_TIMEOUT_HEARTBEAT { \
910 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800911 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700912 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800913 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700914 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800915 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700916 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800917 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700918 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800919 TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700920 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800921 TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700922 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800923 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700924 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800925 TYPE_SCTP_FUNC(sctp_sf_sendbeat_8_3), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700926 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800927 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700928}
929
930#define TYPE_SCTP_EVENT_TIMEOUT_SACK { \
931 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800932 TYPE_SCTP_FUNC(sctp_sf_bug), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700933 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800934 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700935 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800936 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700937 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800938 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700939 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800940 TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700941 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800942 TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700943 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800944 TYPE_SCTP_FUNC(sctp_sf_do_6_2_sack), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700945 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800946 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700947 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800948 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700949}
950
951#define TYPE_SCTP_EVENT_TIMEOUT_AUTOCLOSE { \
952 /* SCTP_STATE_EMPTY */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800953 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700954 /* SCTP_STATE_CLOSED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800955 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700956 /* SCTP_STATE_COOKIE_WAIT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800957 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700958 /* SCTP_STATE_COOKIE_ECHOED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800959 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700960 /* SCTP_STATE_ESTABLISHED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800961 TYPE_SCTP_FUNC(sctp_sf_autoclose_timer_expire), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700962 /* SCTP_STATE_SHUTDOWN_PENDING */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800963 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700964 /* SCTP_STATE_SHUTDOWN_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800965 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700966 /* SCTP_STATE_SHUTDOWN_RECEIVED */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800967 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700968 /* SCTP_STATE_SHUTDOWN_ACK_SENT */ \
Peter Zijlstra1ed176a2006-11-13 16:19:07 -0800969 TYPE_SCTP_FUNC(sctp_sf_timer_ignore), \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700970}
971
972static 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
YOSHIFUJI Hideakid808ad92007-02-09 23:25:18 +0900985static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700986 sctp_state_t state)
987{
988 if (state > SCTP_STATE_MAX)
989 return &bug;
990
Bill Nottingham75202e72007-05-31 21:33:35 -0700991 if (cid <= SCTP_CID_BASE_MAX)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700992 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
Vlad Yasevichbbd0d592007-10-03 17:51:34 -07001007 if (sctp_auth_enable) {
1008 if (cid == SCTP_CID_AUTH)
1009 return &auth_chunk_event_table[0][state];
1010 }
1011
Linus Torvalds1da177e2005-04-16 15:20:36 -07001012 return &chunk_event_table_unknown[state];
1013}