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b97bf3fd PL |
1 | /* |
2 | * net/tipc/msg.c: TIPC message header routines | |
c4307285 | 3 | * |
593a5f22 | 4 | * Copyright (c) 2000-2006, Ericsson AB |
b97bf3fd | 5 | * Copyright (c) 2005, Wind River Systems |
b97bf3fd PL |
6 | * All rights reserved. |
7 | * | |
9ea1fd3c | 8 | * Redistribution and use in source and binary forms, with or without |
b97bf3fd PL |
9 | * modification, are permitted provided that the following conditions are met: |
10 | * | |
9ea1fd3c PL |
11 | * 1. Redistributions of source code must retain the above copyright |
12 | * notice, this list of conditions and the following disclaimer. | |
13 | * 2. Redistributions in binary form must reproduce the above copyright | |
14 | * notice, this list of conditions and the following disclaimer in the | |
15 | * documentation and/or other materials provided with the distribution. | |
16 | * 3. Neither the names of the copyright holders nor the names of its | |
17 | * contributors may be used to endorse or promote products derived from | |
18 | * this software without specific prior written permission. | |
b97bf3fd | 19 | * |
9ea1fd3c PL |
20 | * Alternatively, this software may be distributed under the terms of the |
21 | * GNU General Public License ("GPL") version 2 as published by the Free | |
22 | * Software Foundation. | |
23 | * | |
24 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
25 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
28 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
29 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
30 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
31 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
32 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
33 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
b97bf3fd PL |
34 | * POSSIBILITY OF SUCH DAMAGE. |
35 | */ | |
36 | ||
37 | #include "core.h" | |
38 | #include "addr.h" | |
39 | #include "dbg.h" | |
40 | #include "msg.h" | |
41 | #include "bearer.h" | |
42 | ||
43 | ||
48c97139 AS |
44 | #ifdef CONFIG_TIPC_DEBUG |
45 | ||
46 | void tipc_msg_dbg(struct print_buf *buf, struct tipc_msg *msg, const char *str) | |
b97bf3fd PL |
47 | { |
48 | u32 usr = msg_user(msg); | |
49 | tipc_printf(buf, str); | |
50 | ||
51 | switch (usr) { | |
52 | case MSG_BUNDLER: | |
53 | tipc_printf(buf, "BNDL::"); | |
54 | tipc_printf(buf, "MSGS(%u):", msg_msgcnt(msg)); | |
55 | break; | |
56 | case BCAST_PROTOCOL: | |
57 | tipc_printf(buf, "BCASTP::"); | |
58 | break; | |
59 | case MSG_FRAGMENTER: | |
60 | tipc_printf(buf, "FRAGM::"); | |
61 | switch (msg_type(msg)) { | |
62 | case FIRST_FRAGMENT: | |
63 | tipc_printf(buf, "FIRST:"); | |
64 | break; | |
65 | case FRAGMENT: | |
66 | tipc_printf(buf, "BODY:"); | |
67 | break; | |
68 | case LAST_FRAGMENT: | |
69 | tipc_printf(buf, "LAST:"); | |
70 | break; | |
71 | default: | |
72 | tipc_printf(buf, "UNKNOWN:%x",msg_type(msg)); | |
73 | ||
74 | } | |
75 | tipc_printf(buf, "NO(%u/%u):",msg_long_msgno(msg), | |
76 | msg_fragm_no(msg)); | |
77 | break; | |
06d82c91 AS |
78 | case TIPC_LOW_IMPORTANCE: |
79 | case TIPC_MEDIUM_IMPORTANCE: | |
80 | case TIPC_HIGH_IMPORTANCE: | |
81 | case TIPC_CRITICAL_IMPORTANCE: | |
b97bf3fd PL |
82 | tipc_printf(buf, "DAT%u:", msg_user(msg)); |
83 | if (msg_short(msg)) { | |
84 | tipc_printf(buf, "CON:"); | |
85 | break; | |
86 | } | |
87 | switch (msg_type(msg)) { | |
88 | case TIPC_CONN_MSG: | |
89 | tipc_printf(buf, "CON:"); | |
90 | break; | |
91 | case TIPC_MCAST_MSG: | |
92 | tipc_printf(buf, "MCST:"); | |
93 | break; | |
94 | case TIPC_NAMED_MSG: | |
95 | tipc_printf(buf, "NAM:"); | |
96 | break; | |
97 | case TIPC_DIRECT_MSG: | |
98 | tipc_printf(buf, "DIR:"); | |
99 | break; | |
100 | default: | |
101 | tipc_printf(buf, "UNKNOWN TYPE %u",msg_type(msg)); | |
102 | } | |
103 | if (msg_routed(msg) && !msg_non_seq(msg)) | |
104 | tipc_printf(buf, "ROUT:"); | |
105 | if (msg_reroute_cnt(msg)) | |
106 | tipc_printf(buf, "REROUTED(%u):", | |
107 | msg_reroute_cnt(msg)); | |
108 | break; | |
109 | case NAME_DISTRIBUTOR: | |
110 | tipc_printf(buf, "NMD::"); | |
111 | switch (msg_type(msg)) { | |
112 | case PUBLICATION: | |
113 | tipc_printf(buf, "PUBL(%u):", (msg_size(msg) - msg_hdr_sz(msg)) / 20); /* Items */ | |
114 | break; | |
115 | case WITHDRAWAL: | |
116 | tipc_printf(buf, "WDRW:"); | |
117 | break; | |
118 | default: | |
119 | tipc_printf(buf, "UNKNOWN:%x",msg_type(msg)); | |
120 | } | |
121 | if (msg_routed(msg)) | |
122 | tipc_printf(buf, "ROUT:"); | |
123 | if (msg_reroute_cnt(msg)) | |
124 | tipc_printf(buf, "REROUTED(%u):", | |
125 | msg_reroute_cnt(msg)); | |
126 | break; | |
127 | case CONN_MANAGER: | |
128 | tipc_printf(buf, "CONN_MNG:"); | |
129 | switch (msg_type(msg)) { | |
130 | case CONN_PROBE: | |
131 | tipc_printf(buf, "PROBE:"); | |
132 | break; | |
133 | case CONN_PROBE_REPLY: | |
134 | tipc_printf(buf, "PROBE_REPLY:"); | |
135 | break; | |
136 | case CONN_ACK: | |
137 | tipc_printf(buf, "CONN_ACK:"); | |
138 | tipc_printf(buf, "ACK(%u):",msg_msgcnt(msg)); | |
139 | break; | |
140 | default: | |
141 | tipc_printf(buf, "UNKNOWN TYPE:%x",msg_type(msg)); | |
142 | } | |
143 | if (msg_routed(msg)) | |
144 | tipc_printf(buf, "ROUT:"); | |
145 | if (msg_reroute_cnt(msg)) | |
146 | tipc_printf(buf, "REROUTED(%u):",msg_reroute_cnt(msg)); | |
147 | break; | |
148 | case LINK_PROTOCOL: | |
149 | tipc_printf(buf, "PROT:TIM(%u):",msg_timestamp(msg)); | |
150 | switch (msg_type(msg)) { | |
151 | case STATE_MSG: | |
152 | tipc_printf(buf, "STATE:"); | |
153 | tipc_printf(buf, "%s:",msg_probe(msg) ? "PRB" :""); | |
154 | tipc_printf(buf, "NXS(%u):",msg_next_sent(msg)); | |
155 | tipc_printf(buf, "GAP(%u):",msg_seq_gap(msg)); | |
156 | tipc_printf(buf, "LSTBC(%u):",msg_last_bcast(msg)); | |
157 | break; | |
158 | case RESET_MSG: | |
159 | tipc_printf(buf, "RESET:"); | |
160 | if (msg_size(msg) != msg_hdr_sz(msg)) | |
161 | tipc_printf(buf, "BEAR:%s:",msg_data(msg)); | |
162 | break; | |
163 | case ACTIVATE_MSG: | |
164 | tipc_printf(buf, "ACTIVATE:"); | |
165 | break; | |
166 | default: | |
167 | tipc_printf(buf, "UNKNOWN TYPE:%x",msg_type(msg)); | |
168 | } | |
169 | tipc_printf(buf, "PLANE(%c):",msg_net_plane(msg)); | |
170 | tipc_printf(buf, "SESS(%u):",msg_session(msg)); | |
171 | break; | |
172 | case CHANGEOVER_PROTOCOL: | |
173 | tipc_printf(buf, "TUNL:"); | |
174 | switch (msg_type(msg)) { | |
175 | case DUPLICATE_MSG: | |
176 | tipc_printf(buf, "DUPL:"); | |
177 | break; | |
178 | case ORIGINAL_MSG: | |
179 | tipc_printf(buf, "ORIG:"); | |
180 | tipc_printf(buf, "EXP(%u)",msg_msgcnt(msg)); | |
181 | break; | |
182 | default: | |
183 | tipc_printf(buf, "UNKNOWN TYPE:%x",msg_type(msg)); | |
184 | } | |
185 | break; | |
186 | case ROUTE_DISTRIBUTOR: | |
187 | tipc_printf(buf, "ROUTING_MNG:"); | |
188 | switch (msg_type(msg)) { | |
189 | case EXT_ROUTING_TABLE: | |
190 | tipc_printf(buf, "EXT_TBL:"); | |
191 | tipc_printf(buf, "TO:%x:",msg_remote_node(msg)); | |
192 | break; | |
193 | case LOCAL_ROUTING_TABLE: | |
194 | tipc_printf(buf, "LOCAL_TBL:"); | |
195 | tipc_printf(buf, "TO:%x:",msg_remote_node(msg)); | |
196 | break; | |
197 | case SLAVE_ROUTING_TABLE: | |
198 | tipc_printf(buf, "DP_TBL:"); | |
199 | tipc_printf(buf, "TO:%x:",msg_remote_node(msg)); | |
200 | break; | |
201 | case ROUTE_ADDITION: | |
202 | tipc_printf(buf, "ADD:"); | |
203 | tipc_printf(buf, "TO:%x:",msg_remote_node(msg)); | |
204 | break; | |
205 | case ROUTE_REMOVAL: | |
206 | tipc_printf(buf, "REMOVE:"); | |
207 | tipc_printf(buf, "TO:%x:",msg_remote_node(msg)); | |
208 | break; | |
209 | default: | |
210 | tipc_printf(buf, "UNKNOWN TYPE:%x",msg_type(msg)); | |
211 | } | |
212 | break; | |
213 | case LINK_CONFIG: | |
214 | tipc_printf(buf, "CFG:"); | |
215 | switch (msg_type(msg)) { | |
216 | case DSC_REQ_MSG: | |
217 | tipc_printf(buf, "DSC_REQ:"); | |
218 | break; | |
219 | case DSC_RESP_MSG: | |
220 | tipc_printf(buf, "DSC_RESP:"); | |
221 | break; | |
222 | default: | |
223 | tipc_printf(buf, "UNKNOWN TYPE:%x:",msg_type(msg)); | |
224 | break; | |
225 | } | |
226 | break; | |
227 | default: | |
228 | tipc_printf(buf, "UNKNOWN USER:"); | |
229 | } | |
230 | ||
231 | switch (usr) { | |
232 | case CONN_MANAGER: | |
06d82c91 AS |
233 | case TIPC_LOW_IMPORTANCE: |
234 | case TIPC_MEDIUM_IMPORTANCE: | |
235 | case TIPC_HIGH_IMPORTANCE: | |
236 | case TIPC_CRITICAL_IMPORTANCE: | |
b97bf3fd PL |
237 | switch (msg_errcode(msg)) { |
238 | case TIPC_OK: | |
239 | break; | |
240 | case TIPC_ERR_NO_NAME: | |
241 | tipc_printf(buf, "NO_NAME:"); | |
242 | break; | |
243 | case TIPC_ERR_NO_PORT: | |
244 | tipc_printf(buf, "NO_PORT:"); | |
245 | break; | |
246 | case TIPC_ERR_NO_NODE: | |
247 | tipc_printf(buf, "NO_PROC:"); | |
248 | break; | |
249 | case TIPC_ERR_OVERLOAD: | |
250 | tipc_printf(buf, "OVERLOAD:"); | |
251 | break; | |
252 | case TIPC_CONN_SHUTDOWN: | |
253 | tipc_printf(buf, "SHUTDOWN:"); | |
254 | break; | |
255 | default: | |
256 | tipc_printf(buf, "UNKNOWN ERROR(%x):", | |
257 | msg_errcode(msg)); | |
258 | } | |
259 | default:{} | |
260 | } | |
261 | ||
262 | tipc_printf(buf, "HZ(%u):", msg_hdr_sz(msg)); | |
263 | tipc_printf(buf, "SZ(%u):", msg_size(msg)); | |
264 | tipc_printf(buf, "SQNO(%u):", msg_seqno(msg)); | |
265 | ||
266 | if (msg_non_seq(msg)) | |
267 | tipc_printf(buf, "NOSEQ:"); | |
268 | else { | |
269 | tipc_printf(buf, "ACK(%u):", msg_ack(msg)); | |
270 | } | |
271 | tipc_printf(buf, "BACK(%u):", msg_bcast_ack(msg)); | |
272 | tipc_printf(buf, "PRND(%x)", msg_prevnode(msg)); | |
273 | ||
274 | if (msg_isdata(msg)) { | |
275 | if (msg_named(msg)) { | |
276 | tipc_printf(buf, "NTYP(%u):", msg_nametype(msg)); | |
277 | tipc_printf(buf, "NINST(%u)", msg_nameinst(msg)); | |
278 | } | |
279 | } | |
280 | ||
281 | if ((usr != LINK_PROTOCOL) && (usr != LINK_CONFIG) && | |
282 | (usr != MSG_BUNDLER)) { | |
283 | if (!msg_short(msg)) { | |
284 | tipc_printf(buf, ":ORIG(%x:%u):", | |
285 | msg_orignode(msg), msg_origport(msg)); | |
286 | tipc_printf(buf, ":DEST(%x:%u):", | |
287 | msg_destnode(msg), msg_destport(msg)); | |
288 | } else { | |
289 | tipc_printf(buf, ":OPRT(%u):", msg_origport(msg)); | |
290 | tipc_printf(buf, ":DPRT(%u):", msg_destport(msg)); | |
291 | } | |
292 | if (msg_routed(msg) && !msg_non_seq(msg)) | |
293 | tipc_printf(buf, ":TSEQN(%u)", msg_transp_seqno(msg)); | |
294 | } | |
295 | if (msg_user(msg) == NAME_DISTRIBUTOR) { | |
296 | tipc_printf(buf, ":ONOD(%x):", msg_orignode(msg)); | |
297 | tipc_printf(buf, ":DNOD(%x):", msg_destnode(msg)); | |
298 | if (msg_routed(msg)) { | |
299 | tipc_printf(buf, ":CSEQN(%u)", msg_transp_seqno(msg)); | |
300 | } | |
301 | } | |
302 | ||
303 | if (msg_user(msg) == LINK_CONFIG) { | |
304 | u32* raw = (u32*)msg; | |
305 | struct tipc_media_addr* orig = (struct tipc_media_addr*)&raw[5]; | |
306 | tipc_printf(buf, ":REQL(%u):", msg_req_links(msg)); | |
307 | tipc_printf(buf, ":DDOM(%x):", msg_dest_domain(msg)); | |
308 | tipc_printf(buf, ":NETID(%u):", msg_bc_netid(msg)); | |
4323add6 | 309 | tipc_media_addr_printf(buf, orig); |
b97bf3fd PL |
310 | } |
311 | if (msg_user(msg) == BCAST_PROTOCOL) { | |
312 | tipc_printf(buf, "BCNACK:AFTER(%u):", msg_bcgap_after(msg)); | |
313 | tipc_printf(buf, "TO(%u):", msg_bcgap_to(msg)); | |
314 | } | |
315 | tipc_printf(buf, "\n"); | |
316 | if ((usr == CHANGEOVER_PROTOCOL) && (msg_msgcnt(msg))) { | |
48c97139 | 317 | tipc_msg_dbg(buf, msg_get_wrapped(msg), " /"); |
b97bf3fd PL |
318 | } |
319 | if ((usr == MSG_FRAGMENTER) && (msg_type(msg) == FIRST_FRAGMENT)) { | |
48c97139 | 320 | tipc_msg_dbg(buf, msg_get_wrapped(msg), " /"); |
b97bf3fd PL |
321 | } |
322 | } | |
48c97139 AS |
323 | |
324 | #endif |