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3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that: (1) source code distributions
7 * retain the above copyright notice and this paragraph in its entirety, (2)
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10 * provided with the distribution, and (3) all advertising materials mentioning
11 * features or use of this software display the following acknowledgement:
12 * ``This product includes software developed by the University of California,
13 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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15 * or promote products derived from this software without specific prior
17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
22 /* \summary: Transparent Inter-Process Communication (TIPC) protocol printer */
26 * http://tipc.sourceforge.net/doc/draft-spec-tipc-07.html
27 * http://tipc.sourceforge.net/doc/tipc_message_formats.html
34 #include <netdissect-stdinc.h>
36 #include "netdissect.h"
38 #include "ethertype.h"
41 static const char tstr[] = "[|TIPC]";
43 #define TIPC_USER_LOW_IMPORTANCE 0
44 #define TIPC_USER_MEDIUM_IMPORTANCE 1
45 #define TIPC_USER_HIGH_IMPORTANCE 2
46 #define TIPC_USER_CRITICAL_IMPORTANCE 3
47 #define TIPC_USER_BCAST_PROTOCOL 5
48 #define TIPC_USER_MSG_BUNDLER 6
49 #define TIPC_USER_LINK_PROTOCOL 7
50 #define TIPC_USER_CONN_MANAGER 8
51 #define TIPC_USER_CHANGEOVER_PROTOCOL 10
52 #define TIPC_USER_NAME_DISTRIBUTOR 11
53 #define TIPC_USER_MSG_FRAGMENTER 12
54 #define TIPC_USER_LINK_CONFIG 13
56 #define TIPC_CONN_MSG 0
57 #define TIPC_DIRECT_MSG 1
58 #define TIPC_NAMED_MSG 2
59 #define TIPC_MCAST_MSG 3
61 #define TIPC_ZONE(addr) (((addr) >> 24) & 0xFF)
62 #define TIPC_CLUSTER(addr) (((addr) >> 12) & 0xFFF)
63 #define TIPC_NODE(addr) (((addr) >> 0) & 0xFFF)
70 #define TIPC_VER(w0) (((w0) >> 29) & 0x07)
71 #define TIPC_USER(w0) (((w0) >> 25) & 0x0F)
72 #define TIPC_HSIZE(w0) (((w0) >> 21) & 0x0F)
73 #define TIPC_MSIZE(w0) (((w0) >> 0) & 0xFFFF)
74 #define TIPC_MTYPE(w1) (((w1) >> 29) & 0x07)
75 #define TIPC_BROADCAST_ACK(w1) (((w1) >> 0) & 0xFFFF)
76 #define TIPC_LINK_ACK(w2) (((w2) >> 16) & 0xFFFF)
77 #define TIPC_LINK_SEQ(w2) (((w2) >> 0) & 0xFFFF)
79 static const struct tok tipcuser_values[] = {
80 { TIPC_USER_LOW_IMPORTANCE, "Low Importance Data payload" },
81 { TIPC_USER_MEDIUM_IMPORTANCE, "Medium Importance Data payload" },
82 { TIPC_USER_HIGH_IMPORTANCE, "High Importance Data payload" },
83 { TIPC_USER_CRITICAL_IMPORTANCE, "Critical Importance Data payload" },
84 { TIPC_USER_BCAST_PROTOCOL, "Broadcast Link Protocol internal" },
85 { TIPC_USER_MSG_BUNDLER, "Message Bundler Protocol internal" },
86 { TIPC_USER_LINK_PROTOCOL, "Link State Protocol internal" },
87 { TIPC_USER_CONN_MANAGER, "Connection Manager internal" },
88 { TIPC_USER_CHANGEOVER_PROTOCOL, "Link Changeover Protocol internal" },
89 { TIPC_USER_NAME_DISTRIBUTOR, "Name Table Update Protocol internal" },
90 { TIPC_USER_MSG_FRAGMENTER, "Message Fragmentation Protocol internal" },
91 { TIPC_USER_LINK_CONFIG, "Neighbor Detection Protocol internal" },
95 static const struct tok tipcmtype_values[] = {
96 { TIPC_CONN_MSG, "CONN_MSG" },
97 { TIPC_DIRECT_MSG, "MCAST_MSG" },
98 { TIPC_NAMED_MSG, "NAMED_MSG" },
99 { TIPC_MCAST_MSG, "DIRECT_MSG" },
103 static const struct tok tipc_linkconf_mtype_values[] = {
104 { 0, "Link request" },
105 { 1, "Link response" },
109 struct payload_tipc_pkthdr {
123 struct internal_tipc_pkthdr {
136 #define TIPC_SEQ_GAP(w1) (((w1) >> 16) & 0x1FFF)
137 #define TIPC_BC_GAP_AFTER(w2) (((w2) >> 16) & 0xFFFF)
138 #define TIPC_BC_GAP_TO(w2) (((w2) >> 0) & 0xFFFF)
139 #define TIPC_LAST_SENT_FRAG(w4) (((w4) >> 16) & 0xFFFF)
140 #define TIPC_NEXT_SENT_FRAG(w4) (((w4) >> 0) & 0xFFFF)
141 #define TIPC_SESS_NO(w5) (((w5) >> 16) & 0xFFFF)
142 #define TIPC_MSG_CNT(w9) (((w9) >> 16) & 0xFFFF)
143 #define TIPC_LINK_TOL(w9) (((w9) >> 0) & 0xFFFF)
145 struct link_conf_tipc_pkthdr {
148 uint32_t dest_domain;
152 uint8_t media_address[16];
155 #define TIPC_NODE_SIG(w1) (((w1) >> 0) & 0xFFFF)
156 #define TIPC_MEDIA_ID(w5) (((w5) >> 0) & 0xFF)
159 print_payload(netdissect_options *ndo, const struct payload_tipc_pkthdr *ap)
175 ND_TCHECK(ap->dest_port);
176 w0 = EXTRACT_32BITS(&ap->w0);
177 user = TIPC_USER(w0);
178 hsize = TIPC_HSIZE(w0);
179 msize = TIPC_MSIZE(w0);
180 w1 = EXTRACT_32BITS(&ap->w1);
181 mtype = TIPC_MTYPE(w1);
182 prev_node = EXTRACT_32BITS(&ap->prev_node);
183 orig_port = EXTRACT_32BITS(&ap->orig_port);
184 dest_port = EXTRACT_32BITS(&ap->dest_port);
186 ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u:%u > %u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s",
188 TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node),
189 orig_port, dest_port,
191 tok2str(tipcuser_values, "unknown", user),
192 tok2str(tipcmtype_values, "Unknown", mtype)));
194 ND_TCHECK(ap->dest_node);
195 orig_node = EXTRACT_32BITS(&ap->orig_node);
196 dest_node = EXTRACT_32BITS(&ap->dest_node);
197 ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u:%u > %u.%u.%u:%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s",
199 TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node),
201 TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node),
204 tok2str(tipcuser_values, "unknown", user),
205 tok2str(tipcmtype_values, "Unknown", mtype)));
207 if (ndo->ndo_vflag) {
208 broadcast_ack = TIPC_BROADCAST_ACK(w1);
209 w2 = EXTRACT_32BITS(&ap->w2);
210 link_ack = TIPC_LINK_ACK(w2);
211 link_seq = TIPC_LINK_SEQ(w2);
212 ND_PRINT((ndo, "\n\tPrevious Node %u.%u.%u, Broadcast Ack %u, Link Ack %u, Link Sequence %u",
213 TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node),
214 broadcast_ack, link_ack, link_seq));
220 ND_PRINT((ndo, "%s", tstr));
224 print_internal(netdissect_options *ndo, const struct internal_tipc_pkthdr *ap)
226 uint32_t w0, w1, w2, w4, w5, w9;
236 u_int last_sent_frag;
237 u_int next_sent_frag;
245 ND_TCHECK(ap->dest_node);
246 w0 = EXTRACT_32BITS(&ap->w0);
247 user = TIPC_USER(w0);
248 hsize = TIPC_HSIZE(w0);
249 msize = TIPC_MSIZE(w0);
250 w1 = EXTRACT_32BITS(&ap->w1);
251 mtype = TIPC_MTYPE(w1);
252 orig_node = EXTRACT_32BITS(&ap->orig_node);
253 dest_node = EXTRACT_32BITS(&ap->dest_node);
254 ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u > %u.%u.%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s (0x%08x)",
256 TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node),
257 TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node),
259 tok2str(tipcuser_values, "unknown", user),
260 tok2str(tipcmtype_values, "Unknown", mtype), w1));
262 if (ndo->ndo_vflag) {
264 seq_gap = TIPC_SEQ_GAP(w1);
265 broadcast_ack = TIPC_BROADCAST_ACK(w1);
266 w2 = EXTRACT_32BITS(&ap->w2);
267 bc_gap_after = TIPC_BC_GAP_AFTER(w2);
268 bc_gap_to = TIPC_BC_GAP_TO(w2);
269 prev_node = EXTRACT_32BITS(&ap->prev_node);
270 w4 = EXTRACT_32BITS(&ap->w4);
271 last_sent_frag = TIPC_LAST_SENT_FRAG(w4);
272 next_sent_frag = TIPC_NEXT_SENT_FRAG(w4);
273 w5 = EXTRACT_32BITS(&ap->w5);
274 sess_no = TIPC_SESS_NO(w5);
275 trans_seq = EXTRACT_32BITS(&ap->trans_seq);
276 w9 = EXTRACT_32BITS(&ap->w9);
277 msg_cnt = TIPC_MSG_CNT(w9);
278 link_tol = TIPC_LINK_TOL(w9);
279 ND_PRINT((ndo, "\n\tPrevious Node %u.%u.%u, Session No. %u, Broadcast Ack %u, Sequence Gap %u, Broadcast Gap After %u, Broadcast Gap To %u, Last Sent Packet No. %u, Next sent Packet No. %u, Transport Sequence %u, msg_count %u, Link Tolerance %u",
280 TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node),
281 sess_no, broadcast_ack, seq_gap, bc_gap_after, bc_gap_to,
282 last_sent_frag, next_sent_frag, trans_seq, msg_cnt,
288 ND_PRINT((ndo, "%s", tstr));
292 print_link_conf(netdissect_options *ndo, const struct link_conf_tipc_pkthdr *ap)
305 ND_TCHECK(ap->prev_node);
306 w0 = EXTRACT_32BITS(&ap->w0);
307 user = TIPC_USER(w0);
308 hsize = TIPC_HSIZE(w0);
309 msize = TIPC_MSIZE(w0);
310 w1 = EXTRACT_32BITS(&ap->w1);
311 mtype = TIPC_MTYPE(w1);
312 dest_domain = EXTRACT_32BITS(&ap->dest_domain);
313 prev_node = EXTRACT_32BITS(&ap->prev_node);
315 ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u > %u.%u.%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s",
317 TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node),
318 TIPC_ZONE(dest_domain), TIPC_CLUSTER(dest_domain), TIPC_NODE(dest_domain),
320 tok2str(tipcuser_values, "unknown", user),
321 tok2str(tipc_linkconf_mtype_values, "Unknown", mtype)));
322 if (ndo->ndo_vflag) {
324 node_sig = TIPC_NODE_SIG(w1);
325 ntwrk_id = EXTRACT_32BITS(&ap->ntwrk_id);
326 w5 = EXTRACT_32BITS(&ap->w5);
327 media_id = TIPC_MEDIA_ID(w5);
328 ND_PRINT((ndo, "\n\tNodeSignature %u, network_id %u, media_id %u",
329 node_sig, ntwrk_id, media_id));
334 ND_PRINT((ndo, "%s", tstr));
338 tipc_print(netdissect_options *ndo, const u_char *bp, u_int length _U_,
341 const struct tipc_pkthdr *ap;
345 ap = (const struct tipc_pkthdr *)bp;
347 w0 = EXTRACT_32BITS(&ap->w0);
348 user = TIPC_USER(w0);
352 case TIPC_USER_LOW_IMPORTANCE:
353 case TIPC_USER_MEDIUM_IMPORTANCE:
354 case TIPC_USER_HIGH_IMPORTANCE:
355 case TIPC_USER_CRITICAL_IMPORTANCE:
356 case TIPC_USER_NAME_DISTRIBUTOR:
357 case TIPC_USER_CONN_MANAGER:
358 print_payload(ndo, (const struct payload_tipc_pkthdr *)bp);
361 case TIPC_USER_LINK_CONFIG:
362 print_link_conf(ndo, (const struct link_conf_tipc_pkthdr *)bp);
365 case TIPC_USER_BCAST_PROTOCOL:
366 case TIPC_USER_MSG_BUNDLER:
367 case TIPC_USER_LINK_PROTOCOL:
368 case TIPC_USER_CHANGEOVER_PROTOCOL:
369 case TIPC_USER_MSG_FRAGMENTER:
370 print_internal(ndo, (const struct internal_tipc_pkthdr *)bp);
377 ND_PRINT((ndo, "%s", tstr));