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60c778b2 | 1 | /* SCTP kernel implementation |
1da177e4 LT |
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. | |
d808ad9a | 6 | * |
60c778b2 | 7 | * This file is part of the SCTP kernel implementation |
d808ad9a | 8 | * |
1da177e4 LT |
9 | * This file converts numerical ID value to alphabetical names for SCTP |
10 | * terms such as chunk type, parameter time, event type, etc. | |
d808ad9a | 11 | * |
60c778b2 | 12 | * This SCTP implementation is free software; |
d808ad9a | 13 | * you can redistribute it and/or modify it under the terms of |
1da177e4 LT |
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. | |
d808ad9a | 17 | * |
60c778b2 | 18 | * This SCTP implementation is distributed in the hope that it |
1da177e4 LT |
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. | |
d808ad9a | 23 | * |
1da177e4 LT |
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, | |
d808ad9a YH |
27 | * Boston, MA 02111-1307, USA. |
28 | * | |
1da177e4 LT |
29 | * Please send any bug reports or fixes you make to the |
30 | * email address(es): | |
91705c61 | 31 | * lksctp developers <linux-sctp@vger.kernel.org> |
d808ad9a | 32 | * |
d808ad9a | 33 | * Written or modified by: |
1da177e4 LT |
34 | * La Monte H.P. Yarroll <piggy@acm.org> |
35 | * Karl Knutson <karl@athena.chicago.il.us> | |
36 | * Xingang Guo <xingang.guo@intel.com> | |
37 | * Jon Grimm <jgrimm@us.ibm.com> | |
38 | * Daisy Chang <daisyc@us.ibm.com> | |
39 | * Sridhar Samudrala <sri@us.ibm.com> | |
1da177e4 LT |
40 | */ |
41 | ||
42 | #include <net/sctp/sctp.h> | |
43 | ||
1da177e4 | 44 | /* These are printable forms of Chunk ID's from section 3.1. */ |
36cbd3dc | 45 | static const char *const sctp_cid_tbl[SCTP_NUM_BASE_CHUNK_TYPES] = { |
1da177e4 LT |
46 | "DATA", |
47 | "INIT", | |
48 | "INIT_ACK", | |
49 | "SACK", | |
50 | "HEARTBEAT", | |
51 | "HEARTBEAT_ACK", | |
52 | "ABORT", | |
53 | "SHUTDOWN", | |
54 | "SHUTDOWN_ACK", | |
55 | "ERROR", | |
56 | "COOKIE_ECHO", | |
57 | "COOKIE_ACK", | |
58 | "ECN_ECNE", | |
59 | "ECN_CWR", | |
60 | "SHUTDOWN_COMPLETE", | |
61 | }; | |
62 | ||
63 | /* Lookup "chunk type" debug name. */ | |
64 | const char *sctp_cname(const sctp_subtype_t cid) | |
65 | { | |
1da177e4 LT |
66 | if (cid.chunk <= SCTP_CID_BASE_MAX) |
67 | return sctp_cid_tbl[cid.chunk]; | |
d808ad9a | 68 | |
1da177e4 LT |
69 | switch (cid.chunk) { |
70 | case SCTP_CID_ASCONF: | |
71 | return "ASCONF"; | |
72 | ||
73 | case SCTP_CID_ASCONF_ACK: | |
74 | return "ASCONF_ACK"; | |
75 | ||
76 | case SCTP_CID_FWD_TSN: | |
77 | return "FWD_TSN"; | |
78 | ||
906f8257 WY |
79 | case SCTP_CID_AUTH: |
80 | return "AUTH"; | |
81 | ||
1da177e4 | 82 | default: |
3ff50b79 SH |
83 | break; |
84 | } | |
85 | ||
1da177e4 LT |
86 | return "unknown chunk"; |
87 | } | |
88 | ||
89 | /* These are printable forms of the states. */ | |
36cbd3dc | 90 | const char *const sctp_state_tbl[SCTP_STATE_NUM_STATES] = { |
1da177e4 LT |
91 | "STATE_CLOSED", |
92 | "STATE_COOKIE_WAIT", | |
93 | "STATE_COOKIE_ECHOED", | |
94 | "STATE_ESTABLISHED", | |
95 | "STATE_SHUTDOWN_PENDING", | |
96 | "STATE_SHUTDOWN_SENT", | |
97 | "STATE_SHUTDOWN_RECEIVED", | |
98 | "STATE_SHUTDOWN_ACK_SENT", | |
99 | }; | |
100 | ||
101 | /* Events that could change the state of an association. */ | |
36cbd3dc | 102 | const char *const sctp_evttype_tbl[] = { |
1da177e4 LT |
103 | "EVENT_T_unknown", |
104 | "EVENT_T_CHUNK", | |
105 | "EVENT_T_TIMEOUT", | |
106 | "EVENT_T_OTHER", | |
107 | "EVENT_T_PRIMITIVE" | |
108 | }; | |
109 | ||
110 | /* Return value of a state function */ | |
36cbd3dc | 111 | const char *const sctp_status_tbl[] = { |
1da177e4 LT |
112 | "DISPOSITION_DISCARD", |
113 | "DISPOSITION_CONSUME", | |
114 | "DISPOSITION_NOMEM", | |
115 | "DISPOSITION_DELETE_TCB", | |
116 | "DISPOSITION_ABORT", | |
117 | "DISPOSITION_VIOLATION", | |
118 | "DISPOSITION_NOT_IMPL", | |
119 | "DISPOSITION_ERROR", | |
120 | "DISPOSITION_BUG" | |
121 | }; | |
122 | ||
123 | /* Printable forms of primitives */ | |
36cbd3dc | 124 | static const char *const sctp_primitive_tbl[SCTP_NUM_PRIMITIVE_TYPES] = { |
1da177e4 LT |
125 | "PRIMITIVE_ASSOCIATE", |
126 | "PRIMITIVE_SHUTDOWN", | |
127 | "PRIMITIVE_ABORT", | |
128 | "PRIMITIVE_SEND", | |
129 | "PRIMITIVE_REQUESTHEARTBEAT", | |
906f8257 | 130 | "PRIMITIVE_ASCONF", |
1da177e4 LT |
131 | }; |
132 | ||
133 | /* Lookup primitive debug name. */ | |
134 | const char *sctp_pname(const sctp_subtype_t id) | |
135 | { | |
1da177e4 LT |
136 | if (id.primitive <= SCTP_EVENT_PRIMITIVE_MAX) |
137 | return sctp_primitive_tbl[id.primitive]; | |
138 | return "unknown_primitive"; | |
139 | } | |
140 | ||
36cbd3dc | 141 | static const char *const sctp_other_tbl[] = { |
1da177e4 | 142 | "NO_PENDING_TSN", |
d808ad9a | 143 | "ICMP_PROTO_UNREACH", |
1da177e4 LT |
144 | }; |
145 | ||
146 | /* Lookup "other" debug name. */ | |
147 | const char *sctp_oname(const sctp_subtype_t id) | |
148 | { | |
1da177e4 LT |
149 | if (id.other <= SCTP_EVENT_OTHER_MAX) |
150 | return sctp_other_tbl[id.other]; | |
151 | return "unknown 'other' event"; | |
152 | } | |
153 | ||
36cbd3dc | 154 | static const char *const sctp_timer_tbl[] = { |
1da177e4 LT |
155 | "TIMEOUT_NONE", |
156 | "TIMEOUT_T1_COOKIE", | |
157 | "TIMEOUT_T1_INIT", | |
158 | "TIMEOUT_T2_SHUTDOWN", | |
159 | "TIMEOUT_T3_RTX", | |
160 | "TIMEOUT_T4_RTO", | |
161 | "TIMEOUT_T5_SHUTDOWN_GUARD", | |
162 | "TIMEOUT_HEARTBEAT", | |
163 | "TIMEOUT_SACK", | |
164 | "TIMEOUT_AUTOCLOSE", | |
165 | }; | |
166 | ||
167 | /* Lookup timer debug name. */ | |
168 | const char *sctp_tname(const sctp_subtype_t id) | |
169 | { | |
1da177e4 LT |
170 | if (id.timeout <= SCTP_EVENT_TIMEOUT_MAX) |
171 | return sctp_timer_tbl[id.timeout]; | |
172 | return "unknown_timer"; | |
173 | } |