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2 * net/tipc/msg.c: TIPC message header routines
4 * Copyright (c) 2000-2006, Ericsson AB
5 * Copyright (c) 2005, Wind River Systems
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
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.
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.
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
34 * POSSIBILITY OF SUCH DAMAGE.
44 #ifdef CONFIG_TIPC_DEBUG
46 void tipc_msg_dbg(struct print_buf
*buf
, struct tipc_msg
*msg
, const char *str
)
48 u32 usr
= msg_user(msg
);
49 tipc_printf(buf
, str
);
53 tipc_printf(buf
, "BNDL::");
54 tipc_printf(buf
, "MSGS(%u):", msg_msgcnt(msg
));
57 tipc_printf(buf
, "BCASTP::");
60 tipc_printf(buf
, "FRAGM::");
61 switch (msg_type(msg
)) {
63 tipc_printf(buf
, "FIRST:");
66 tipc_printf(buf
, "BODY:");
69 tipc_printf(buf
, "LAST:");
72 tipc_printf(buf
, "UNKNOWN:%x",msg_type(msg
));
75 tipc_printf(buf
, "NO(%u/%u):",msg_long_msgno(msg
),
78 case TIPC_LOW_IMPORTANCE
:
79 case TIPC_MEDIUM_IMPORTANCE
:
80 case TIPC_HIGH_IMPORTANCE
:
81 case TIPC_CRITICAL_IMPORTANCE
:
82 tipc_printf(buf
, "DAT%u:", msg_user(msg
));
84 tipc_printf(buf
, "CON:");
87 switch (msg_type(msg
)) {
89 tipc_printf(buf
, "CON:");
92 tipc_printf(buf
, "MCST:");
95 tipc_printf(buf
, "NAM:");
98 tipc_printf(buf
, "DIR:");
101 tipc_printf(buf
, "UNKNOWN TYPE %u",msg_type(msg
));
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
));
109 case NAME_DISTRIBUTOR
:
110 tipc_printf(buf
, "NMD::");
111 switch (msg_type(msg
)) {
113 tipc_printf(buf
, "PUBL(%u):", (msg_size(msg
) - msg_hdr_sz(msg
)) / 20); /* Items */
116 tipc_printf(buf
, "WDRW:");
119 tipc_printf(buf
, "UNKNOWN:%x",msg_type(msg
));
122 tipc_printf(buf
, "ROUT:");
123 if (msg_reroute_cnt(msg
))
124 tipc_printf(buf
, "REROUTED(%u):",
125 msg_reroute_cnt(msg
));
128 tipc_printf(buf
, "CONN_MNG:");
129 switch (msg_type(msg
)) {
131 tipc_printf(buf
, "PROBE:");
133 case CONN_PROBE_REPLY
:
134 tipc_printf(buf
, "PROBE_REPLY:");
137 tipc_printf(buf
, "CONN_ACK:");
138 tipc_printf(buf
, "ACK(%u):",msg_msgcnt(msg
));
141 tipc_printf(buf
, "UNKNOWN TYPE:%x",msg_type(msg
));
144 tipc_printf(buf
, "ROUT:");
145 if (msg_reroute_cnt(msg
))
146 tipc_printf(buf
, "REROUTED(%u):",msg_reroute_cnt(msg
));
149 tipc_printf(buf
, "PROT:TIM(%u):",msg_timestamp(msg
));
150 switch (msg_type(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
));
159 tipc_printf(buf
, "RESET:");
160 if (msg_size(msg
) != msg_hdr_sz(msg
))
161 tipc_printf(buf
, "BEAR:%s:",msg_data(msg
));
164 tipc_printf(buf
, "ACTIVATE:");
167 tipc_printf(buf
, "UNKNOWN TYPE:%x",msg_type(msg
));
169 tipc_printf(buf
, "PLANE(%c):",msg_net_plane(msg
));
170 tipc_printf(buf
, "SESS(%u):",msg_session(msg
));
172 case CHANGEOVER_PROTOCOL
:
173 tipc_printf(buf
, "TUNL:");
174 switch (msg_type(msg
)) {
176 tipc_printf(buf
, "DUPL:");
179 tipc_printf(buf
, "ORIG:");
180 tipc_printf(buf
, "EXP(%u)",msg_msgcnt(msg
));
183 tipc_printf(buf
, "UNKNOWN TYPE:%x",msg_type(msg
));
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
));
193 case LOCAL_ROUTING_TABLE
:
194 tipc_printf(buf
, "LOCAL_TBL:");
195 tipc_printf(buf
, "TO:%x:",msg_remote_node(msg
));
197 case SLAVE_ROUTING_TABLE
:
198 tipc_printf(buf
, "DP_TBL:");
199 tipc_printf(buf
, "TO:%x:",msg_remote_node(msg
));
202 tipc_printf(buf
, "ADD:");
203 tipc_printf(buf
, "TO:%x:",msg_remote_node(msg
));
206 tipc_printf(buf
, "REMOVE:");
207 tipc_printf(buf
, "TO:%x:",msg_remote_node(msg
));
210 tipc_printf(buf
, "UNKNOWN TYPE:%x",msg_type(msg
));
214 tipc_printf(buf
, "CFG:");
215 switch (msg_type(msg
)) {
217 tipc_printf(buf
, "DSC_REQ:");
220 tipc_printf(buf
, "DSC_RESP:");
223 tipc_printf(buf
, "UNKNOWN TYPE:%x:",msg_type(msg
));
228 tipc_printf(buf
, "UNKNOWN USER:");
233 case TIPC_LOW_IMPORTANCE
:
234 case TIPC_MEDIUM_IMPORTANCE
:
235 case TIPC_HIGH_IMPORTANCE
:
236 case TIPC_CRITICAL_IMPORTANCE
:
237 switch (msg_errcode(msg
)) {
240 case TIPC_ERR_NO_NAME
:
241 tipc_printf(buf
, "NO_NAME:");
243 case TIPC_ERR_NO_PORT
:
244 tipc_printf(buf
, "NO_PORT:");
246 case TIPC_ERR_NO_NODE
:
247 tipc_printf(buf
, "NO_PROC:");
249 case TIPC_ERR_OVERLOAD
:
250 tipc_printf(buf
, "OVERLOAD:");
252 case TIPC_CONN_SHUTDOWN
:
253 tipc_printf(buf
, "SHUTDOWN:");
256 tipc_printf(buf
, "UNKNOWN ERROR(%x):",
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
));
266 if (msg_non_seq(msg
))
267 tipc_printf(buf
, "NOSEQ:");
269 tipc_printf(buf
, "ACK(%u):", msg_ack(msg
));
271 tipc_printf(buf
, "BACK(%u):", msg_bcast_ack(msg
));
272 tipc_printf(buf
, "PRND(%x)", msg_prevnode(msg
));
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
));
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
));
289 tipc_printf(buf
, ":OPRT(%u):", msg_origport(msg
));
290 tipc_printf(buf
, ":DPRT(%u):", msg_destport(msg
));
292 if (msg_routed(msg
) && !msg_non_seq(msg
))
293 tipc_printf(buf
, ":TSEQN(%u)", msg_transp_seqno(msg
));
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
));
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
));
309 tipc_media_addr_printf(buf
, orig
);
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
));
315 tipc_printf(buf
, "\n");
316 if ((usr
== CHANGEOVER_PROTOCOL
) && (msg_msgcnt(msg
))) {
317 tipc_msg_dbg(buf
, msg_get_wrapped(msg
), " /");
319 if ((usr
== MSG_FRAGMENTER
) && (msg_type(msg
) == FIRST_FRAGMENT
)) {
320 tipc_msg_dbg(buf
, msg_get_wrapped(msg
), " /");