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gpt(8): Add HAMMER and HAMMER2 support
[dragonfly.git] / contrib / tcpdump / print-lldp.c
blob8735e58ceef980e1793401f2acf9cd20b4667216
1 /*
2 * Copyright (c) 1998-2007 The TCPDUMP project
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that: (1) source code
6 * distributions retain the above copyright notice and this paragraph
7 * in its entirety, and (2) distributions including binary code include
8 * the above copyright notice and this paragraph in its entirety in
9 * the documentation or other materials provided with the distribution.
10 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
11 * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
12 * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
13 * FOR A PARTICULAR PURPOSE.
14 *
15 * support for the IEEE Link Discovery Protocol as per 802.1AB
16 *
17 * Original code by Hannes Gredler (hannes@juniper.net)
18 * IEEE and TIA extensions by Carles Kishimoto <carles.kishimoto@gmail.com>
19 * DCBX extensions by Kaladhar Musunuru <kaladharm@sourceforge.net>
20 */
21
22 #ifndef lint
23 static const char rcsid[] _U_ =
24 "@(#) $Header: /tcpdump/master/tcpdump/print-lldp.c,v 1.10 2008-03-20 09:30:56 hannes Exp $";
25 #endif
26
27 #ifdef HAVE_CONFIG_H
28 #include "config.h"
29 #endif
30
31 #include <tcpdump-stdinc.h>
32
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <string.h>
36
37 #include "interface.h"
38 #include "extract.h"
39 #include "addrtoname.h"
40 #include "af.h"
41 #include "oui.h"
42
43 #define LLDP_EXTRACT_TYPE(x) (((x)&0xfe00)>>9)
44 #define LLDP_EXTRACT_LEN(x) ((x)&0x01ff)
45
46 /*
47 * TLV type codes
48 */
49 #define LLDP_END_TLV 0
50 #define LLDP_CHASSIS_ID_TLV 1
51 #define LLDP_PORT_ID_TLV 2
52 #define LLDP_TTL_TLV 3
53 #define LLDP_PORT_DESCR_TLV 4
54 #define LLDP_SYSTEM_NAME_TLV 5
55 #define LLDP_SYSTEM_DESCR_TLV 6
56 #define LLDP_SYSTEM_CAP_TLV 7
57 #define LLDP_MGMT_ADDR_TLV 8
58 #define LLDP_PRIVATE_TLV 127
59
60 static const struct tok lldp_tlv_values[] = {
61 { LLDP_END_TLV, "End" },
62 { LLDP_CHASSIS_ID_TLV, "Chassis ID" },
63 { LLDP_PORT_ID_TLV, "Port ID" },
64 { LLDP_TTL_TLV, "Time to Live" },
65 { LLDP_PORT_DESCR_TLV, "Port Description" },
66 { LLDP_SYSTEM_NAME_TLV, "System Name" },
67 { LLDP_SYSTEM_DESCR_TLV, "System Description" },
68 { LLDP_SYSTEM_CAP_TLV, "System Capabilities" },
69 { LLDP_MGMT_ADDR_TLV, "Management Address" },
70 { LLDP_PRIVATE_TLV, "Organization specific" },
71 { 0, NULL}
72 };
73
74 /*
75 * Chassis ID subtypes
76 */
77 #define LLDP_CHASSIS_CHASSIS_COMP_SUBTYPE 1
78 #define LLDP_CHASSIS_INTF_ALIAS_SUBTYPE 2
79 #define LLDP_CHASSIS_PORT_COMP_SUBTYPE 3
80 #define LLDP_CHASSIS_MAC_ADDR_SUBTYPE 4
81 #define LLDP_CHASSIS_NETWORK_ADDR_SUBTYPE 5
82 #define LLDP_CHASSIS_INTF_NAME_SUBTYPE 6
83 #define LLDP_CHASSIS_LOCAL_SUBTYPE 7
84
85 static const struct tok lldp_chassis_subtype_values[] = {
86 { LLDP_CHASSIS_CHASSIS_COMP_SUBTYPE, "Chassis component"},
87 { LLDP_CHASSIS_INTF_ALIAS_SUBTYPE, "Interface alias"},
88 { LLDP_CHASSIS_PORT_COMP_SUBTYPE, "Port component"},
89 { LLDP_CHASSIS_MAC_ADDR_SUBTYPE, "MAC address"},
90 { LLDP_CHASSIS_NETWORK_ADDR_SUBTYPE, "Network address"},
91 { LLDP_CHASSIS_INTF_NAME_SUBTYPE, "Interface name"},
92 { LLDP_CHASSIS_LOCAL_SUBTYPE, "Local"},
93 { 0, NULL}
94 };
95
96 /*
97 * Port ID subtypes
98 */
99 #define LLDP_PORT_INTF_ALIAS_SUBTYPE 1
100 #define LLDP_PORT_PORT_COMP_SUBTYPE 2
101 #define LLDP_PORT_MAC_ADDR_SUBTYPE 3
102 #define LLDP_PORT_NETWORK_ADDR_SUBTYPE 4
103 #define LLDP_PORT_INTF_NAME_SUBTYPE 5
104 #define LLDP_PORT_AGENT_CIRC_ID_SUBTYPE 6
105 #define LLDP_PORT_LOCAL_SUBTYPE 7
106
107 static const struct tok lldp_port_subtype_values[] = {
108 { LLDP_PORT_INTF_ALIAS_SUBTYPE, "Interface alias"},
109 { LLDP_PORT_PORT_COMP_SUBTYPE, "Port component"},
110 { LLDP_PORT_MAC_ADDR_SUBTYPE, "MAC address"},
111 { LLDP_PORT_NETWORK_ADDR_SUBTYPE, "Network Address"},
112 { LLDP_PORT_INTF_NAME_SUBTYPE, "Interface Name"},
113 { LLDP_PORT_AGENT_CIRC_ID_SUBTYPE, "Agent circuit ID"},
114 { LLDP_PORT_LOCAL_SUBTYPE, "Local"},
115 { 0, NULL}
116 };
117
118 /*
119 * System Capabilities
120 */
121 #define LLDP_CAP_OTHER (1 << 0)
122 #define LLDP_CAP_REPEATER (1 << 1)
123 #define LLDP_CAP_BRIDGE (1 << 2)
124 #define LLDP_CAP_WLAN_AP (1 << 3)
125 #define LLDP_CAP_ROUTER (1 << 4)
126 #define LLDP_CAP_PHONE (1 << 5)
127 #define LLDP_CAP_DOCSIS (1 << 6)
128 #define LLDP_CAP_STATION_ONLY (1 << 7)
129
130 static const struct tok lldp_cap_values[] = {
131 { LLDP_CAP_OTHER, "Other"},
132 { LLDP_CAP_REPEATER, "Repeater"},
133 { LLDP_CAP_BRIDGE, "Bridge"},
134 { LLDP_CAP_WLAN_AP, "WLAN AP"},
135 { LLDP_CAP_ROUTER, "Router"},
136 { LLDP_CAP_PHONE, "Telephone"},
137 { LLDP_CAP_DOCSIS, "Docsis"},
138 { LLDP_CAP_STATION_ONLY, "Station Only"},
139 { 0, NULL}
140 };
141
142 #define LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID 1
143 #define LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID 2
144 #define LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME 3
145 #define LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY 4
146
147 static const struct tok lldp_8021_subtype_values[] = {
148 { LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID, "Port VLAN Id"},
149 { LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID, "Port and Protocol VLAN ID"},
150 { LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME, "VLAN name"},
151 { LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY, "Protocol Identity"},
152 { 0, NULL}
153 };
154
155 #define LLDP_8021_PORT_PROTOCOL_VLAN_SUPPORT (1 << 1)
156 #define LLDP_8021_PORT_PROTOCOL_VLAN_STATUS (1 << 2)
157
158 static const struct tok lldp_8021_port_protocol_id_values[] = {
159 { LLDP_8021_PORT_PROTOCOL_VLAN_SUPPORT, "supported"},
160 { LLDP_8021_PORT_PROTOCOL_VLAN_STATUS, "enabled"},
161 { 0, NULL}
162 };
163
164 #define LLDP_PRIVATE_8023_SUBTYPE_MACPHY 1
165 #define LLDP_PRIVATE_8023_SUBTYPE_MDIPOWER 2
166 #define LLDP_PRIVATE_8023_SUBTYPE_LINKAGGR 3
167 #define LLDP_PRIVATE_8023_SUBTYPE_MTU 4
168
169 static const struct tok lldp_8023_subtype_values[] = {
170 { LLDP_PRIVATE_8023_SUBTYPE_MACPHY, "MAC/PHY configuration/status"},
171 { LLDP_PRIVATE_8023_SUBTYPE_MDIPOWER, "Power via MDI"},
172 { LLDP_PRIVATE_8023_SUBTYPE_LINKAGGR, "Link aggregation"},
173 { LLDP_PRIVATE_8023_SUBTYPE_MTU, "Max frame size"},
174 { 0, NULL}
175 };
176
177 #define LLDP_PRIVATE_TIA_SUBTYPE_CAPABILITIES 1
178 #define LLDP_PRIVATE_TIA_SUBTYPE_NETWORK_POLICY 2
179 #define LLDP_PRIVATE_TIA_SUBTYPE_LOCAL_ID 3
180 #define LLDP_PRIVATE_TIA_SUBTYPE_EXTENDED_POWER_MDI 4
181 #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV 5
182 #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV 6
183 #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV 7
184 #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER 8
185 #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME 9
186 #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME 10
187 #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID 11
188
189 static const struct tok lldp_tia_subtype_values[] = {
190 { LLDP_PRIVATE_TIA_SUBTYPE_CAPABILITIES, "LLDP-MED Capabilities" },
191 { LLDP_PRIVATE_TIA_SUBTYPE_NETWORK_POLICY, "Network policy" },
192 { LLDP_PRIVATE_TIA_SUBTYPE_LOCAL_ID, "Location identification" },
193 { LLDP_PRIVATE_TIA_SUBTYPE_EXTENDED_POWER_MDI, "Extended power-via-MDI" },
194 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV, "Inventory - hardware revision" },
195 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV, "Inventory - firmware revision" },
196 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV, "Inventory - software revision" },
197 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER, "Inventory - serial number" },
198 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME, "Inventory - manufacturer name" },
199 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME, "Inventory - model name" },
200 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID, "Inventory - asset ID" },
201 { 0, NULL}
202 };
203
204 #define LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_METERS 1
205 #define LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_FLOORS 2
206
207 static const struct tok lldp_tia_location_altitude_type_values[] = {
208 { LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_METERS, "meters"},
209 { LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_FLOORS, "floors"},
210 { 0, NULL}
211 };
212
213 /* ANSI/TIA-1057 - Annex B */
214 #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A1 1
215 #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A2 2
216 #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A3 3
217 #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A4 4
218 #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A5 5
219 #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A6 6
220
221 static const struct tok lldp_tia_location_lci_catype_values[] = {
222 { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A1, "national subdivisions (state,canton,region,province,prefecture)"},
223 { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A2, "county, parish, gun, district"},
224 { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A3, "city, township, shi"},
225 { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A4, "city division, borough, city district, ward chou"},
226 { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A5, "neighborhood, block"},
227 { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A6, "street"},
228 { 0, NULL}
229 };
230
231 static const struct tok lldp_tia_location_lci_what_values[] = {
232 { 0, "location of DHCP server"},
233 { 1, "location of the network element believed to be closest to the client"},
234 { 2, "location of the client"},
235 { 0, NULL}
236 };
237
238 /*
239 * From RFC 3636 - dot3MauType
240 */
241 #define LLDP_MAU_TYPE_UNKNOWN 0
242 #define LLDP_MAU_TYPE_AUI 1
243 #define LLDP_MAU_TYPE_10BASE_5 2
244 #define LLDP_MAU_TYPE_FOIRL 3
245 #define LLDP_MAU_TYPE_10BASE_2 4
246 #define LLDP_MAU_TYPE_10BASE_T 5
247 #define LLDP_MAU_TYPE_10BASE_FP 6
248 #define LLDP_MAU_TYPE_10BASE_FB 7
249 #define LLDP_MAU_TYPE_10BASE_FL 8
250 #define LLDP_MAU_TYPE_10BROAD36 9
251 #define LLDP_MAU_TYPE_10BASE_T_HD 10
252 #define LLDP_MAU_TYPE_10BASE_T_FD 11
253 #define LLDP_MAU_TYPE_10BASE_FL_HD 12
254 #define LLDP_MAU_TYPE_10BASE_FL_FD 13
255 #define LLDP_MAU_TYPE_100BASE_T4 14
256 #define LLDP_MAU_TYPE_100BASE_TX_HD 15
257 #define LLDP_MAU_TYPE_100BASE_TX_FD 16
258 #define LLDP_MAU_TYPE_100BASE_FX_HD 17
259 #define LLDP_MAU_TYPE_100BASE_FX_FD 18
260 #define LLDP_MAU_TYPE_100BASE_T2_HD 19
261 #define LLDP_MAU_TYPE_100BASE_T2_FD 20
262 #define LLDP_MAU_TYPE_1000BASE_X_HD 21
263 #define LLDP_MAU_TYPE_1000BASE_X_FD 22
264 #define LLDP_MAU_TYPE_1000BASE_LX_HD 23
265 #define LLDP_MAU_TYPE_1000BASE_LX_FD 24
266 #define LLDP_MAU_TYPE_1000BASE_SX_HD 25
267 #define LLDP_MAU_TYPE_1000BASE_SX_FD 26
268 #define LLDP_MAU_TYPE_1000BASE_CX_HD 27
269 #define LLDP_MAU_TYPE_1000BASE_CX_FD 28
270 #define LLDP_MAU_TYPE_1000BASE_T_HD 29
271 #define LLDP_MAU_TYPE_1000BASE_T_FD 30
272 #define LLDP_MAU_TYPE_10GBASE_X 31
273 #define LLDP_MAU_TYPE_10GBASE_LX4 32
274 #define LLDP_MAU_TYPE_10GBASE_R 33
275 #define LLDP_MAU_TYPE_10GBASE_ER 34
276 #define LLDP_MAU_TYPE_10GBASE_LR 35
277 #define LLDP_MAU_TYPE_10GBASE_SR 36
278 #define LLDP_MAU_TYPE_10GBASE_W 37
279 #define LLDP_MAU_TYPE_10GBASE_EW 38
280 #define LLDP_MAU_TYPE_10GBASE_LW 39
281 #define LLDP_MAU_TYPE_10GBASE_SW 40
282
283 static const struct tok lldp_mau_types_values[] = {
284 { LLDP_MAU_TYPE_UNKNOWN, "Unknown"},
285 { LLDP_MAU_TYPE_AUI, "AUI"},
286 { LLDP_MAU_TYPE_10BASE_5, "10BASE_5"},
287 { LLDP_MAU_TYPE_FOIRL, "FOIRL"},
288 { LLDP_MAU_TYPE_10BASE_2, "10BASE2"},
289 { LLDP_MAU_TYPE_10BASE_T, "10BASET duplex mode unknown"},
290 { LLDP_MAU_TYPE_10BASE_FP, "10BASEFP"},
291 { LLDP_MAU_TYPE_10BASE_FB, "10BASEFB"},
292 { LLDP_MAU_TYPE_10BASE_FL, "10BASEFL duplex mode unknown"},
293 { LLDP_MAU_TYPE_10BROAD36, "10BROAD36"},
294 { LLDP_MAU_TYPE_10BASE_T_HD, "10BASET hdx"},
295 { LLDP_MAU_TYPE_10BASE_T_FD, "10BASET fdx"},
296 { LLDP_MAU_TYPE_10BASE_FL_HD, "10BASEFL hdx"},
297 { LLDP_MAU_TYPE_10BASE_FL_FD, "10BASEFL fdx"},
298 { LLDP_MAU_TYPE_100BASE_T4, "100BASET4"},
299 { LLDP_MAU_TYPE_100BASE_TX_HD, "100BASETX hdx"},
300 { LLDP_MAU_TYPE_100BASE_TX_FD, "100BASETX fdx"},
301 { LLDP_MAU_TYPE_100BASE_FX_HD, "100BASEFX hdx"},
302 { LLDP_MAU_TYPE_100BASE_FX_FD, "100BASEFX fdx"},
303 { LLDP_MAU_TYPE_100BASE_T2_HD, "100BASET2 hdx"},
304 { LLDP_MAU_TYPE_100BASE_T2_FD, "100BASET2 fdx"},
305 { LLDP_MAU_TYPE_1000BASE_X_HD, "1000BASEX hdx"},
306 { LLDP_MAU_TYPE_1000BASE_X_FD, "1000BASEX fdx"},
307 { LLDP_MAU_TYPE_1000BASE_LX_HD, "1000BASELX hdx"},
308 { LLDP_MAU_TYPE_1000BASE_LX_FD, "1000BASELX fdx"},
309 { LLDP_MAU_TYPE_1000BASE_SX_HD, "1000BASESX hdx"},
310 { LLDP_MAU_TYPE_1000BASE_SX_FD, "1000BASESX fdx"},
311 { LLDP_MAU_TYPE_1000BASE_CX_HD, "1000BASECX hdx"},
312 { LLDP_MAU_TYPE_1000BASE_CX_FD, "1000BASECX fdx"},
313 { LLDP_MAU_TYPE_1000BASE_T_HD, "1000BASET hdx"},
314 { LLDP_MAU_TYPE_1000BASE_T_FD, "1000BASET fdx"},
315 { LLDP_MAU_TYPE_10GBASE_X, "10GBASEX"},
316 { LLDP_MAU_TYPE_10GBASE_LX4, "10GBASELX4"},
317 { LLDP_MAU_TYPE_10GBASE_R, "10GBASER"},
318 { LLDP_MAU_TYPE_10GBASE_ER, "10GBASEER"},
319 { LLDP_MAU_TYPE_10GBASE_LR, "10GBASELR"},
320 { LLDP_MAU_TYPE_10GBASE_SR, "10GBASESR"},
321 { LLDP_MAU_TYPE_10GBASE_W, "10GBASEW"},
322 { LLDP_MAU_TYPE_10GBASE_EW, "10GBASEEW"},
323 { LLDP_MAU_TYPE_10GBASE_LW, "10GBASELW"},
324 { LLDP_MAU_TYPE_10GBASE_SW, "10GBASESW"},
325 { 0, NULL}
326 };
327
328 #define LLDP_8023_AUTONEGOTIATION_SUPPORT (1 << 0)
329 #define LLDP_8023_AUTONEGOTIATION_STATUS (1 << 1)
330
331 static const struct tok lldp_8023_autonegotiation_values[] = {
332 { LLDP_8023_AUTONEGOTIATION_SUPPORT, "supported"},
333 { LLDP_8023_AUTONEGOTIATION_STATUS, "enabled"},
334 { 0, NULL}
335 };
336
337 #define LLDP_TIA_CAPABILITY_MED (1 << 0)
338 #define LLDP_TIA_CAPABILITY_NETWORK_POLICY (1 << 1)
339 #define LLDP_TIA_CAPABILITY_LOCATION_IDENTIFICATION (1 << 2)
340 #define LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PSE (1 << 3)
341 #define LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PD (1 << 4)
342 #define LLDP_TIA_CAPABILITY_INVENTORY (1 << 5)
343
344 static const struct tok lldp_tia_capabilities_values[] = {
345 { LLDP_TIA_CAPABILITY_MED, "LLDP-MED capabilities"},
346 { LLDP_TIA_CAPABILITY_NETWORK_POLICY, "network policy"},
347 { LLDP_TIA_CAPABILITY_LOCATION_IDENTIFICATION, "location identification"},
348 { LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PSE, "extended power via MDI-PSE"},
349 { LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PD, "extended power via MDI-PD"},
350 { LLDP_TIA_CAPABILITY_INVENTORY, "Inventory"},
351 { 0, NULL}
352 };
353
354 #define LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_1 1
355 #define LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_2 2
356 #define LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_3 3
357 #define LLDP_TIA_DEVICE_TYPE_NETWORK_CONNECTIVITY 4
358
359 static const struct tok lldp_tia_device_type_values[] = {
360 { LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_1, "endpoint class 1"},
361 { LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_2, "endpoint class 2"},
362 { LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_3, "endpoint class 3"},
363 { LLDP_TIA_DEVICE_TYPE_NETWORK_CONNECTIVITY, "network connectivity"},
364 { 0, NULL}
365 };
366
367 #define LLDP_TIA_APPLICATION_TYPE_VOICE 1
368 #define LLDP_TIA_APPLICATION_TYPE_VOICE_SIGNALING 2
369 #define LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE 3
370 #define LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE_SIGNALING 4
371 #define LLDP_TIA_APPLICATION_TYPE_SOFTPHONE_VOICE 5
372 #define LLDP_TIA_APPLICATION_TYPE_VIDEO_CONFERENCING 6
373 #define LLDP_TIA_APPLICATION_TYPE_STREAMING_VIDEO 7
374 #define LLDP_TIA_APPLICATION_TYPE_VIDEO_SIGNALING 8
375
376 static const struct tok lldp_tia_application_type_values[] = {
377 { LLDP_TIA_APPLICATION_TYPE_VOICE, "voice"},
378 { LLDP_TIA_APPLICATION_TYPE_VOICE_SIGNALING, "voice signaling"},
379 { LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE, "guest voice"},
380 { LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE_SIGNALING, "guest voice signaling"},
381 { LLDP_TIA_APPLICATION_TYPE_SOFTPHONE_VOICE, "softphone voice"},
382 { LLDP_TIA_APPLICATION_TYPE_VIDEO_CONFERENCING, "video conferencing"},
383 { LLDP_TIA_APPLICATION_TYPE_STREAMING_VIDEO, "streaming video"},
384 { LLDP_TIA_APPLICATION_TYPE_VIDEO_SIGNALING, "video signaling"},
385 { 0, NULL}
386 };
387
388 #define LLDP_TIA_NETWORK_POLICY_X_BIT (1 << 5)
389 #define LLDP_TIA_NETWORK_POLICY_T_BIT (1 << 6)
390 #define LLDP_TIA_NETWORK_POLICY_U_BIT (1 << 7)
391
392 static const struct tok lldp_tia_network_policy_bits_values[] = {
393 { LLDP_TIA_NETWORK_POLICY_U_BIT, "Unknown"},
394 { LLDP_TIA_NETWORK_POLICY_T_BIT, "Tagged"},
395 { LLDP_TIA_NETWORK_POLICY_X_BIT, "reserved"},
396 { 0, NULL}
397 };
398
399 #define LLDP_EXTRACT_NETWORK_POLICY_VLAN(x) (((x)&0x1ffe)>>1)
400 #define LLDP_EXTRACT_NETWORK_POLICY_L2_PRIORITY(x) (((x)&0x01ff)>>6)
401 #define LLDP_EXTRACT_NETWORK_POLICY_DSCP(x) ((x)&0x003f)
402
403 #define LLDP_TIA_LOCATION_DATA_FORMAT_COORDINATE_BASED 1
404 #define LLDP_TIA_LOCATION_DATA_FORMAT_CIVIC_ADDRESS 2
405 #define LLDP_TIA_LOCATION_DATA_FORMAT_ECS_ELIN 3
406
407 static const struct tok lldp_tia_location_data_format_values[] = {
408 { LLDP_TIA_LOCATION_DATA_FORMAT_COORDINATE_BASED, "coordinate-based LCI"},
409 { LLDP_TIA_LOCATION_DATA_FORMAT_CIVIC_ADDRESS, "civic address LCI"},
410 { LLDP_TIA_LOCATION_DATA_FORMAT_ECS_ELIN, "ECS ELIN"},
411 { 0, NULL}
412 };
413
414 #define LLDP_TIA_LOCATION_DATUM_WGS_84 1
415 #define LLDP_TIA_LOCATION_DATUM_NAD_83_NAVD_88 2
416 #define LLDP_TIA_LOCATION_DATUM_NAD_83_MLLW 3
417
418 static const struct tok lldp_tia_location_datum_type_values[] = {
419 { LLDP_TIA_LOCATION_DATUM_WGS_84, "World Geodesic System 1984"},
420 { LLDP_TIA_LOCATION_DATUM_NAD_83_NAVD_88, "North American Datum 1983 (NAVD88)"},
421 { LLDP_TIA_LOCATION_DATUM_NAD_83_MLLW, "North American Datum 1983 (MLLW)"},
422 { 0, NULL}
423 };
424
425 #define LLDP_TIA_POWER_SOURCE_PSE 1
426 #define LLDP_TIA_POWER_SOURCE_LOCAL 2
427 #define LLDP_TIA_POWER_SOURCE_PSE_AND_LOCAL 3
428
429 static const struct tok lldp_tia_power_source_values[] = {
430 { LLDP_TIA_POWER_SOURCE_PSE, "PSE - primary power source"},
431 { LLDP_TIA_POWER_SOURCE_LOCAL, "local - backup power source"},
432 { LLDP_TIA_POWER_SOURCE_PSE_AND_LOCAL, "PSE+local - reserved"},
433 { 0, NULL}
434 };
435
436 #define LLDP_TIA_POWER_PRIORITY_CRITICAL 1
437 #define LLDP_TIA_POWER_PRIORITY_HIGH 2
438 #define LLDP_TIA_POWER_PRIORITY_LOW 3
439
440 static const struct tok lldp_tia_power_priority_values[] = {
441 { LLDP_TIA_POWER_PRIORITY_CRITICAL, "critical"},
442 { LLDP_TIA_POWER_PRIORITY_HIGH, "high"},
443 { LLDP_TIA_POWER_PRIORITY_LOW, "low"},
444 { 0, NULL}
445 };
446
447 #define LLDP_TIA_POWER_VAL_MAX 1024
448
449 static const struct tok lldp_tia_inventory_values[] = {
450 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV, "Hardware revision" },
451 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV, "Firmware revision" },
452 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV, "Software revision" },
453 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER, "Serial number" },
454 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME, "Manufacturer name" },
455 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME, "Model name" },
456 { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID, "Asset ID" },
457 { 0, NULL}
458 };
459
460 /*
461 * From RFC 3636 - ifMauAutoNegCapAdvertisedBits
462 */
463 #define LLDP_MAU_PMD_OTHER (1 << 15)
464 #define LLDP_MAU_PMD_10BASE_T (1 << 14)
465 #define LLDP_MAU_PMD_10BASE_T_FD (1 << 13)
466 #define LLDP_MAU_PMD_100BASE_T4 (1 << 12)
467 #define LLDP_MAU_PMD_100BASE_TX (1 << 11)
468 #define LLDP_MAU_PMD_100BASE_TX_FD (1 << 10)
469 #define LLDP_MAU_PMD_100BASE_T2 (1 << 9)
470 #define LLDP_MAU_PMD_100BASE_T2_FD (1 << 8)
471 #define LLDP_MAU_PMD_FDXPAUSE (1 << 7)
472 #define LLDP_MAU_PMD_FDXAPAUSE (1 << 6)
473 #define LLDP_MAU_PMD_FDXSPAUSE (1 << 5)
474 #define LLDP_MAU_PMD_FDXBPAUSE (1 << 4)
475 #define LLDP_MAU_PMD_1000BASE_X (1 << 3)
476 #define LLDP_MAU_PMD_1000BASE_X_FD (1 << 2)
477 #define LLDP_MAU_PMD_1000BASE_T (1 << 1)
478 #define LLDP_MAU_PMD_1000BASE_T_FD (1 << 0)
479
480 static const struct tok lldp_pmd_capability_values[] = {
481 { LLDP_MAU_PMD_10BASE_T, "10BASE-T hdx"},
482 { LLDP_MAU_PMD_10BASE_T_FD, "10BASE-T fdx"},
483 { LLDP_MAU_PMD_100BASE_T4, "100BASE-T4"},
484 { LLDP_MAU_PMD_100BASE_TX, "100BASE-TX hdx"},
485 { LLDP_MAU_PMD_100BASE_TX_FD, "100BASE-TX fdx"},
486 { LLDP_MAU_PMD_100BASE_T2, "100BASE-T2 hdx"},
487 { LLDP_MAU_PMD_100BASE_T2_FD, "100BASE-T2 fdx"},
488 { LLDP_MAU_PMD_FDXPAUSE, "Pause for fdx links"},
489 { LLDP_MAU_PMD_FDXAPAUSE, "Asym PAUSE for fdx"},
490 { LLDP_MAU_PMD_FDXSPAUSE, "Sym PAUSE for fdx"},
491 { LLDP_MAU_PMD_FDXBPAUSE, "Asym and Sym PAUSE for fdx"},
492 { LLDP_MAU_PMD_1000BASE_X, "1000BASE-{X LX SX CX} hdx"},
493 { LLDP_MAU_PMD_1000BASE_X_FD, "1000BASE-{X LX SX CX} fdx"},
494 { LLDP_MAU_PMD_1000BASE_T, "1000BASE-T hdx"},
495 { LLDP_MAU_PMD_1000BASE_T_FD, "1000BASE-T fdx"},
496 { 0, NULL}
497 };
498
499 #define LLDP_MDI_PORT_CLASS (1 << 0)
500 #define LLDP_MDI_POWER_SUPPORT (1 << 1)
501 #define LLDP_MDI_POWER_STATE (1 << 2)
502 #define LLDP_MDI_PAIR_CONTROL_ABILITY (1 << 3)
503
504 static const struct tok lldp_mdi_values[] = {
505 { LLDP_MDI_PORT_CLASS, "PSE"},
506 { LLDP_MDI_POWER_SUPPORT, "supported"},
507 { LLDP_MDI_POWER_STATE, "enabled"},
508 { LLDP_MDI_PAIR_CONTROL_ABILITY, "can be controlled"},
509 { 0, NULL}
510 };
511
512 #define LLDP_MDI_PSE_PORT_POWER_PAIRS_SIGNAL 1
513 #define LLDP_MDI_PSE_PORT_POWER_PAIRS_SPARE 2
514
515 static const struct tok lldp_mdi_power_pairs_values[] = {
516 { LLDP_MDI_PSE_PORT_POWER_PAIRS_SIGNAL, "signal"},
517 { LLDP_MDI_PSE_PORT_POWER_PAIRS_SPARE, "spare"},
518 { 0, NULL}
519 };
520
521 #define LLDP_MDI_POWER_CLASS0 1
522 #define LLDP_MDI_POWER_CLASS1 2
523 #define LLDP_MDI_POWER_CLASS2 3
524 #define LLDP_MDI_POWER_CLASS3 4
525 #define LLDP_MDI_POWER_CLASS4 5
526
527 static const struct tok lldp_mdi_power_class_values[] = {
528 { LLDP_MDI_POWER_CLASS0, "class0"},
529 { LLDP_MDI_POWER_CLASS1, "class1"},
530 { LLDP_MDI_POWER_CLASS2, "class2"},
531 { LLDP_MDI_POWER_CLASS3, "class3"},
532 { LLDP_MDI_POWER_CLASS4, "class4"},
533 { 0, NULL}
534 };
535
536 #define LLDP_AGGREGATION_CAPABILTIY (1 << 0)
537 #define LLDP_AGGREGATION_STATUS (1 << 1)
538
539 static const struct tok lldp_aggregation_values[] = {
540 { LLDP_AGGREGATION_CAPABILTIY, "supported"},
541 { LLDP_AGGREGATION_STATUS, "enabled"},
542 { 0, NULL}
543 };
544
545 /*
546 * DCBX protocol subtypes.
547 */
548 #define LLDP_DCBX_SUBTYPE_1 1
549 #define LLDP_DCBX_SUBTYPE_2 2
550
551 static const struct tok lldp_dcbx_subtype_values[] = {
552 { LLDP_DCBX_SUBTYPE_1, "DCB Capability Exchange Protocol Rev 1" },
553 { LLDP_DCBX_SUBTYPE_2, "DCB Capability Exchange Protocol Rev 1.01" },
554 { 0, NULL}
555 };
556
557 #define LLDP_DCBX_CONTROL_TLV 1
558 #define LLDP_DCBX_PRIORITY_GROUPS_TLV 2
559 #define LLDP_DCBX_PRIORITY_FLOW_CONTROL_TLV 3
560 #define LLDP_DCBX_APPLICATION_TLV 4
561
562 /*
563 * Interface numbering subtypes.
564 */
565 #define LLDP_INTF_NUMB_IFX_SUBTYPE 2
566 #define LLDP_INTF_NUMB_SYSPORT_SUBTYPE 3
567
568 static const struct tok lldp_intf_numb_subtype_values[] = {
569 { LLDP_INTF_NUMB_IFX_SUBTYPE, "Interface Index" },
570 { LLDP_INTF_NUMB_SYSPORT_SUBTYPE, "System Port Number" },
571 { 0, NULL}
572 };
573
574 #define LLDP_INTF_NUM_LEN 5
575
576 /*
577 * Print IEEE 802.1 private extensions. (802.1AB annex E)
578 */
579 static int
580 lldp_private_8021_print(const u_char *tptr, u_int tlv_len)
581 {
582 int subtype, hexdump = FALSE;
583 u_int sublen;
584
585 if (tlv_len < 4) {
586 return hexdump;
587 }
588 subtype = *(tptr+3);
589
590 printf("\n\t %s Subtype (%u)",
591 tok2str(lldp_8021_subtype_values, "unknown", subtype),
592 subtype);
593
594 switch (subtype) {
595 case LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID:
596 if (tlv_len < 6) {
597 return hexdump;
598 }
599 printf("\n\t port vlan id (PVID): %u",
600 EXTRACT_16BITS(tptr+4));
601 break;
602 case LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID:
603 if (tlv_len < 7) {
604 return hexdump;
605 }
606 printf("\n\t port and protocol vlan id (PPVID): %u, flags [%s] (0x%02x)",
607 EXTRACT_16BITS(tptr+5),
608 bittok2str(lldp_8021_port_protocol_id_values, "none", *(tptr+4)),
609 *(tptr+4));
610 break;
611 case LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME:
612 if (tlv_len < 6) {
613 return hexdump;
614 }
615 printf("\n\t vlan id (VID): %u",
616 EXTRACT_16BITS(tptr+4));
617 if (tlv_len < 7) {
618 return hexdump;
619 }
620 sublen = *(tptr+6);
621 if (tlv_len < 7+sublen) {
622 return hexdump;
623 }
624 printf("\n\t vlan name: ");
625 safeputs((const char *)tptr+7, sublen);
626 break;
627 case LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY:
628 if (tlv_len < 5) {
629 return hexdump;
630 }
631 sublen = *(tptr+4);
632 if (tlv_len < 5+sublen) {
633 return hexdump;
634 }
635 printf("\n\t protocol identity: ");
636 safeputs((const char *)tptr+5, sublen);
637 break;
638
639 default:
640 hexdump = TRUE;
641 break;
642 }
643
644 return hexdump;
645 }
646
647 /*
648 * Print IEEE 802.3 private extensions. (802.3bc)
649 */
650 static int
651 lldp_private_8023_print(const u_char *tptr, u_int tlv_len)
652 {
653 int subtype, hexdump = FALSE;
654
655 if (tlv_len < 4) {
656 return hexdump;
657 }
658 subtype = *(tptr+3);
659
660 printf("\n\t %s Subtype (%u)",
661 tok2str(lldp_8023_subtype_values, "unknown", subtype),
662 subtype);
663
664 switch (subtype) {
665 case LLDP_PRIVATE_8023_SUBTYPE_MACPHY:
666 if (tlv_len < 9) {
667 return hexdump;
668 }
669 printf("\n\t autonegotiation [%s] (0x%02x)",
670 bittok2str(lldp_8023_autonegotiation_values, "none", *(tptr+4)),
671 *(tptr+4));
672 printf("\n\t PMD autoneg capability [%s] (0x%04x)",
673 bittok2str(lldp_pmd_capability_values,"unknown", EXTRACT_16BITS(tptr+5)),
674 EXTRACT_16BITS(tptr+5));
675 printf("\n\t MAU type %s (0x%04x)",
676 tok2str(lldp_mau_types_values, "unknown", EXTRACT_16BITS(tptr+7)),
677 EXTRACT_16BITS(tptr+7));
678 break;
679
680 case LLDP_PRIVATE_8023_SUBTYPE_MDIPOWER:
681 if (tlv_len < 7) {
682 return hexdump;
683 }
684 printf("\n\t MDI power support [%s], power pair %s, power class %s",
685 bittok2str(lldp_mdi_values, "none", *(tptr+4)),
686 tok2str(lldp_mdi_power_pairs_values, "unknown", *(tptr+5)),
687 tok2str(lldp_mdi_power_class_values, "unknown", *(tptr+6)));
688 break;
689
690 case LLDP_PRIVATE_8023_SUBTYPE_LINKAGGR:
691 if (tlv_len < 9) {
692 return hexdump;
693 }
694 printf("\n\t aggregation status [%s], aggregation port ID %u",
695 bittok2str(lldp_aggregation_values, "none", *(tptr+4)),
696 EXTRACT_32BITS(tptr+5));
697 break;
698
699 case LLDP_PRIVATE_8023_SUBTYPE_MTU:
700 printf("\n\t MTU size %u", EXTRACT_16BITS(tptr+4));
701 break;
702
703 default:
704 hexdump = TRUE;
705 break;
706 }
707
708 return hexdump;
709 }
710
711 /*
712 * Extract 34bits of latitude/longitude coordinates.
713 */
714 static u_int64_t
715 lldp_extract_latlon(const u_char *tptr)
716 {
717 u_int64_t latlon;
718
719 latlon = *tptr & 0x3;
720 latlon = (latlon << 32) | EXTRACT_32BITS(tptr+1);
721
722 return latlon;
723 }
724
725 /*
726 * Print private TIA extensions.
727 */
728 static int
729 lldp_private_tia_print(const u_char *tptr, u_int tlv_len)
730 {
731 int subtype, hexdump = FALSE;
732 u_int8_t location_format;
733 u_int16_t power_val;
734 u_int lci_len;
735 u_int8_t ca_type, ca_len;
736
737 if (tlv_len < 4) {
738 return hexdump;
739 }
740 subtype = *(tptr+3);
741
742 printf("\n\t %s Subtype (%u)",
743 tok2str(lldp_tia_subtype_values, "unknown", subtype),
744 subtype);
745
746 switch (subtype) {
747 case LLDP_PRIVATE_TIA_SUBTYPE_CAPABILITIES:
748 if (tlv_len < 7) {
749 return hexdump;
750 }
751 printf("\n\t Media capabilities [%s] (0x%04x)",
752 bittok2str(lldp_tia_capabilities_values, "none",
753 EXTRACT_16BITS(tptr+4)), EXTRACT_16BITS(tptr+4));
754 printf("\n\t Device type [%s] (0x%02x)",
755 tok2str(lldp_tia_device_type_values, "unknown", *(tptr+6)),
756 *(tptr+6));
757 break;
758
759 case LLDP_PRIVATE_TIA_SUBTYPE_NETWORK_POLICY:
760 if (tlv_len < 8) {
761 return hexdump;
762 }
763 printf("\n\t Application type [%s] (0x%02x)",
764 tok2str(lldp_tia_application_type_values, "none", *(tptr+4)),
765 *(tptr+4));
766 printf(", Flags [%s]", bittok2str(
767 lldp_tia_network_policy_bits_values, "none", *(tptr+5)));
768 printf("\n\t Vlan id %u",
769 LLDP_EXTRACT_NETWORK_POLICY_VLAN(EXTRACT_16BITS(tptr+5)));
770 printf(", L2 priority %u",
771 LLDP_EXTRACT_NETWORK_POLICY_L2_PRIORITY(EXTRACT_16BITS(tptr+6)));
772 printf(", DSCP value %u",
773 LLDP_EXTRACT_NETWORK_POLICY_DSCP(EXTRACT_16BITS(tptr+6)));
774 break;
775
776 case LLDP_PRIVATE_TIA_SUBTYPE_LOCAL_ID:
777 if (tlv_len < 5) {
778 return hexdump;
779 }
780 location_format = *(tptr+4);
781 printf("\n\t Location data format %s (0x%02x)",
782 tok2str(lldp_tia_location_data_format_values, "unknown", location_format),
783 location_format);
784
785 switch (location_format) {
786 case LLDP_TIA_LOCATION_DATA_FORMAT_COORDINATE_BASED:
787 if (tlv_len < 21) {
788 return hexdump;
789 }
790 printf("\n\t Latitude resolution %u, latitude value %" PRIu64,
791 (*(tptr+5)>>2), lldp_extract_latlon(tptr+5));
792 printf("\n\t Longitude resolution %u, longitude value %" PRIu64,
793 (*(tptr+10)>>2), lldp_extract_latlon(tptr+10));
794 printf("\n\t Altitude type %s (%u)",
795 tok2str(lldp_tia_location_altitude_type_values, "unknown",(*(tptr+15)>>4)),
796 (*(tptr+15)>>4));
797 printf("\n\t Altitude resolution %u, altitude value 0x%x",
798 (EXTRACT_16BITS(tptr+15)>>6)&0x3f,
799 ((EXTRACT_32BITS(tptr+16)&0x3fffffff)));
800 printf("\n\t Datum %s (0x%02x)",
801 tok2str(lldp_tia_location_datum_type_values, "unknown", *(tptr+20)),
802 *(tptr+20));
803 break;
804
805 case LLDP_TIA_LOCATION_DATA_FORMAT_CIVIC_ADDRESS:
806 if (tlv_len < 6) {
807 return hexdump;
808 }
809 lci_len = *(tptr+5);
810 if (lci_len < 3) {
811 return hexdump;
812 }
813 if (tlv_len < 7+lci_len) {
814 return hexdump;
815 }
816 printf("\n\t LCI length %u, LCI what %s (0x%02x), Country-code ",
817 lci_len,
818 tok2str(lldp_tia_location_lci_what_values, "unknown", *(tptr+6)),
819 *(tptr+6));
820
821 /* Country code */
822 safeputs((const char *)(tptr+7), 2);
823
824 lci_len = lci_len-3;
825 tptr = tptr + 9;
826
827 /* Decode each civic address element */
828 while (lci_len > 0) {
829 if (lci_len < 2) {
830 return hexdump;
831 }
832 ca_type = *(tptr);
833 ca_len = *(tptr+1);
834
835 tptr += 2;
836 lci_len -= 2;
837
838 printf("\n\t CA type \'%s\' (%u), length %u: ",
839 tok2str(lldp_tia_location_lci_catype_values, "unknown", ca_type),
840 ca_type, ca_len);
841
842 /* basic sanity check */
843 if ( ca_type == 0 || ca_len == 0) {
844 return hexdump;
845 }
846 if (lci_len < ca_len) {
847 return hexdump;
848 }
849
850 safeputs((const char *)tptr, ca_len);
851 tptr += ca_len;
852 lci_len -= ca_len;
853 }
854 break;
855
856 case LLDP_TIA_LOCATION_DATA_FORMAT_ECS_ELIN:
857 printf("\n\t ECS ELIN id ");
858 safeputs((const char *)tptr+5, tlv_len-5);
859 break;
860
861 default:
862 printf("\n\t Location ID ");
863 print_unknown_data(tptr+5, "\n\t ", tlv_len-5);
864 }
865 break;
866
867 case LLDP_PRIVATE_TIA_SUBTYPE_EXTENDED_POWER_MDI:
868 if (tlv_len < 7) {
869 return hexdump;
870 }
871 printf("\n\t Power type [%s]",
872 (*(tptr+4)&0xC0>>6) ? "PD device" : "PSE device");
873 printf(", Power source [%s]",
874 tok2str(lldp_tia_power_source_values, "none", (*(tptr+4)&0x30)>>4));
875 printf("\n\t Power priority [%s] (0x%02x)",
876 tok2str(lldp_tia_power_priority_values, "none", *(tptr+4)&0x0f),
877 *(tptr+4)&0x0f);
878 power_val = EXTRACT_16BITS(tptr+5);
879 if (power_val < LLDP_TIA_POWER_VAL_MAX) {
880 printf(", Power %.1f Watts", ((float)power_val)/10);
881 } else {
882 printf(", Power %u (Reserved)", power_val);
883 }
884 break;
885
886 case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV:
887 case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV:
888 case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV:
889 case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER:
890 case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME:
891 case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME:
892 case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID:
893 printf("\n\t %s ",
894 tok2str(lldp_tia_inventory_values, "unknown", subtype));
895 safeputs((const char *)tptr+4, tlv_len-4);
896 break;
897
898 default:
899 hexdump = TRUE;
900 break;
901 }
902
903 return hexdump;
904 }
905
906 /*
907 * Print DCBX Protocol fields (V 1.01).
908 */
909 static int
910 lldp_private_dcbx_print(const u_char *pptr, u_int len)
911 {
912 int subtype, hexdump = FALSE;
913 u_int8_t tval;
914 u_int16_t tlv;
915 u_int32_t i, pgval, uval;
916 u_int tlen, tlv_type, tlv_len;
917 const u_char *tptr, *mptr;
918
919 if (len < 4) {
920 return hexdump;
921 }
922 subtype = *(pptr+3);
923
924 printf("\n\t %s Subtype (%u)",
925 tok2str(lldp_dcbx_subtype_values, "unknown", subtype),
926 subtype);
927
928 /* by passing old version */
929 if (subtype == LLDP_DCBX_SUBTYPE_1)
930 return TRUE;
931
932 tptr = pptr + 4;
933 tlen = len - 4;
934
935 while (tlen >= sizeof(tlv)) {
936
937 TCHECK2(*tptr, sizeof(tlv));
938
939 tlv = EXTRACT_16BITS(tptr);
940
941 tlv_type = LLDP_EXTRACT_TYPE(tlv);
942 tlv_len = LLDP_EXTRACT_LEN(tlv);
943 hexdump = FALSE;
944
945 tlen -= sizeof(tlv);
946 tptr += sizeof(tlv);
947
948 /* loop check */
949 if (!tlv_type || !tlv_len) {
950 break;
951 }
952
953 TCHECK2(*tptr, tlv_len);
954 if (tlen < tlv_len) {
955 goto trunc;
956 }
957
958 /* decode every tlv */
959 switch (tlv_type) {
960 case LLDP_DCBX_CONTROL_TLV:
961 if (tlv_len < 10) {
962 goto trunc;
963 }
964 printf("\n\t Control - Protocol Control (type 0x%x, length %d)",
965 LLDP_DCBX_CONTROL_TLV, tlv_len);
966 printf("\n\t Oper_Version: %d", *tptr);
967 printf("\n\t Max_Version: %d", *(tptr+1));
968 printf("\n\t Sequence Number: %d", EXTRACT_32BITS(tptr+2));
969 printf("\n\t Acknowledgement Number: %d",
970 EXTRACT_32BITS(tptr+6));
971 break;
972 case LLDP_DCBX_PRIORITY_GROUPS_TLV:
973 if (tlv_len < 17) {
974 goto trunc;
975 }
976 printf("\n\t Feature - Priority Group (type 0x%x, length %d)",
977 LLDP_DCBX_PRIORITY_GROUPS_TLV, tlv_len);
978 printf("\n\t Oper_Version: %d", *tptr);
979 printf("\n\t Max_Version: %d", *(tptr+1));
980 printf("\n\t Info block(0x%02X): ", *(tptr+2));
981 tval = *(tptr+2);
982 printf("Enable bit: %d, Willing bit: %d, Error Bit: %d",
983 (tval & 0x80) ? 1 : 0, (tval & 0x40) ? 1 : 0,
984 (tval & 0x20) ? 1 : 0);
985 printf("\n\t SubType: %d", *(tptr+3));
986 printf("\n\t Priority Allocation");
987
988 pgval = EXTRACT_32BITS(tptr+4);
989 for (i = 0; i <= 7; i++) {
990 tval = *(tptr+4+(i/2));
991 printf("\n\t PgId_%d: %d",
992 i, (pgval >> (28-4*i)) & 0xF);
993 }
994 printf("\n\t Priority Group Allocation");
995 for (i = 0; i <= 7; i++)
996 printf("\n\t Pg percentage[%d]: %d", i, *(tptr+8+i));
997 printf("\n\t NumTCsSupported: %d", *(tptr+8+8));
998 break;
999 case LLDP_DCBX_PRIORITY_FLOW_CONTROL_TLV:
1000 if (tlv_len < 6) {
1001 goto trunc;
1002 }
1003 printf("\n\t Feature - Priority Flow Control");
1004 printf(" (type 0x%x, length %d)",
1005 LLDP_DCBX_PRIORITY_FLOW_CONTROL_TLV, tlv_len);
1006 printf("\n\t Oper_Version: %d", *tptr);
1007 printf("\n\t Max_Version: %d", *(tptr+1));
1008 printf("\n\t Info block(0x%02X): ", *(tptr+2));
1009 tval = *(tptr+2);
1010 printf("Enable bit: %d, Willing bit: %d, Error Bit: %d",
1011 (tval & 0x80) ? 1 : 0, (tval & 0x40) ? 1 : 0,
1012 (tval & 0x20) ? 1 : 0);
1013 printf("\n\t SubType: %d", *(tptr+3));
1014 tval = *(tptr+4);
1015 printf("\n\t PFC Config (0x%02X)", *(tptr+4));
1016 for (i = 0; i <= 7; i++)
1017 printf("\n\t Priority Bit %d: %s",
1018 i, (tval & (1 << i)) ? "Enabled" : "Disabled");
1019 printf("\n\t NumTCPFCSupported: %d", *(tptr+5));
1020 break;
1021 case LLDP_DCBX_APPLICATION_TLV:
1022 if (tlv_len < 4) {
1023 goto trunc;
1024 }
1025 printf("\n\t Feature - Application (type 0x%x, length %d)",
1026 LLDP_DCBX_APPLICATION_TLV, tlv_len);
1027 printf("\n\t Oper_Version: %d", *tptr);
1028 printf("\n\t Max_Version: %d", *(tptr+1));
1029 printf("\n\t Info block(0x%02X): ", *(tptr+2));
1030 tval = *(tptr+2);
1031 printf("Enable bit: %d, Willing bit: %d, Error Bit: %d",
1032 (tval & 0x80) ? 1 : 0, (tval & 0x40) ? 1 : 0,
1033 (tval & 0x20) ? 1 : 0);
1034 printf("\n\t SubType: %d", *(tptr+3));
1035 tval = tlv_len - 4;
1036 mptr = tptr + 4;
1037 while (tval >= 6) {
1038 printf("\n\t Application Value");
1039 printf("\n\t Application Protocol ID: 0x%04x",
1040 EXTRACT_16BITS(mptr));
1041 uval = EXTRACT_24BITS(mptr+2);
1042 printf("\n\t SF (0x%x) Application Protocol ID is %s",
1043 (uval >> 22),
1044 (uval >> 22) ? "Socket Number" : "L2 EtherType");
1045 printf("\n\t OUI: 0x%06x", uval & 0x3fffff);
1046 printf("\n\t User Priority Map: 0x%02x", *(mptr+5));
1047 tval = tval - 6;
1048 mptr = mptr + 6;
1049 }
1050 break;
1051 default:
1052 hexdump = TRUE;
1053 break;
1054 }
1055
1056 /* do we also want to see a hex dump ? */
1057 if (vflag > 1 || (vflag && hexdump)) {
1058 print_unknown_data(tptr,"\n\t ", tlv_len);
1059 }
1060
1061 tlen -= tlv_len;
1062 tptr += tlv_len;
1063 }
1064
1065 trunc:
1066 return hexdump;
1067 }
1068
1069 static char *
1070 lldp_network_addr_print(const u_char *tptr, u_int len) {
1071
1072 u_int8_t af;
1073 static char buf[BUFSIZE];
1074 const char * (*pfunc)(const u_char *);
1075
1076 if (len < 1)
1077 return NULL;
1078 len--;
1079 af = *tptr;
1080 switch (af) {
1081 case AFNUM_INET:
1082 if (len < 4)
1083 return NULL;
1084 pfunc = getname;
1085 break;
1086 #ifdef INET6
1087 case AFNUM_INET6:
1088 if (len < 16)
1089 return NULL;
1090 pfunc = getname6;
1091 break;
1092 #endif
1093 case AFNUM_802:
1094 if (len < 6)
1095 return NULL;
1096 pfunc = etheraddr_string;
1097 break;
1098 default:
1099 pfunc = NULL;
1100 break;
1101 }
1102
1103 if (!pfunc) {
1104 snprintf(buf, sizeof(buf), "AFI %s (%u), no AF printer !",
1105 tok2str(af_values, "Unknown", af), af);
1106 } else {
1107 snprintf(buf, sizeof(buf), "AFI %s (%u): %s",
1108 tok2str(af_values, "Unknown", af), af, (*pfunc)(tptr+1));
1109 }
1110
1111 return buf;
1112 }
1113
1114 static int
1115 lldp_mgmt_addr_tlv_print(const u_char *pptr, u_int len) {
1116
1117 u_int8_t mgmt_addr_len, intf_num_subtype, oid_len;
1118 const u_char *tptr;
1119 u_int tlen;
1120 char *mgmt_addr;
1121
1122 tlen = len;
1123 tptr = pptr;
1124
1125 if (tlen < 1) {
1126 return 0;
1127 }
1128 mgmt_addr_len = *tptr++;
1129 tlen--;
1130
1131 if (tlen < mgmt_addr_len) {
1132 return 0;
1133 }
1134
1135 mgmt_addr = lldp_network_addr_print(tptr, mgmt_addr_len);
1136 if (mgmt_addr == NULL) {
1137 return 0;
1138 }
1139 printf("\n\t Management Address length %u, %s",
1140 mgmt_addr_len, mgmt_addr);
1141 tptr += mgmt_addr_len;
1142 tlen -= mgmt_addr_len;
1143
1144 if (tlen < LLDP_INTF_NUM_LEN) {
1145 return 0;
1146 }
1147
1148 intf_num_subtype = *tptr;
1149 printf("\n\t %s Interface Numbering (%u): %u",
1150 tok2str(lldp_intf_numb_subtype_values, "Unknown", intf_num_subtype),
1151 intf_num_subtype,
1152 EXTRACT_32BITS(tptr+1));
1153
1154 tptr += LLDP_INTF_NUM_LEN;
1155 tlen -= LLDP_INTF_NUM_LEN;
1156
1157 /*
1158 * The OID is optional.
1159 */
1160 if (tlen) {
1161 oid_len = *tptr;
1162
1163 if (tlen < oid_len) {
1164 return 0;
1165 }
1166 if (oid_len) {
1167 printf("\n\t OID length %u", oid_len);
1168 safeputs((const char *)tptr+1, oid_len);
1169 }
1170 }
1171
1172 return 1;
1173 }
1174
1175 void
1176 lldp_print(register const u_char *pptr, register u_int len) {
1177
1178 u_int8_t subtype;
1179 u_int16_t tlv, cap, ena_cap;
1180 u_int oui, tlen, hexdump, tlv_type, tlv_len;
1181 const u_char *tptr;
1182 char *network_addr;
1183
1184 tptr = pptr;
1185 tlen = len;
1186
1187 if (vflag) {
1188 printf("LLDP, length %u", len);
1189 }
1190
1191 while (tlen >= sizeof(tlv)) {
1192
1193 TCHECK2(*tptr, sizeof(tlv));
1194
1195 tlv = EXTRACT_16BITS(tptr);
1196
1197 tlv_type = LLDP_EXTRACT_TYPE(tlv);
1198 tlv_len = LLDP_EXTRACT_LEN(tlv);
1199 hexdump = FALSE;
1200
1201 tlen -= sizeof(tlv);
1202 tptr += sizeof(tlv);
1203
1204 if (vflag) {
1205 printf("\n\t%s TLV (%u), length %u",
1206 tok2str(lldp_tlv_values, "Unknown", tlv_type),
1207 tlv_type, tlv_len);
1208 }
1209
1210 /* infinite loop check */
1211 if (!tlv_type || !tlv_len) {
1212 break;
1213 }
1214
1215 TCHECK2(*tptr, tlv_len);
1216 if (tlen < tlv_len) {
1217 goto trunc;
1218 }
1219
1220 switch (tlv_type) {
1221
1222 case LLDP_CHASSIS_ID_TLV:
1223 if (vflag) {
1224 if (tlv_len < 2) {
1225 goto trunc;
1226 }
1227 subtype = *tptr;
1228 printf("\n\t Subtype %s (%u): ",
1229 tok2str(lldp_chassis_subtype_values, "Unknown", subtype),
1230 subtype);
1231
1232 switch (subtype) {
1233 case LLDP_CHASSIS_MAC_ADDR_SUBTYPE:
1234 if (tlv_len < 1+6) {
1235 goto trunc;
1236 }
1237 printf("%s", etheraddr_string(tptr+1));
1238 break;
1239
1240 case LLDP_CHASSIS_INTF_NAME_SUBTYPE: /* fall through */
1241 case LLDP_CHASSIS_LOCAL_SUBTYPE:
1242 case LLDP_CHASSIS_CHASSIS_COMP_SUBTYPE:
1243 case LLDP_CHASSIS_INTF_ALIAS_SUBTYPE:
1244 case LLDP_CHASSIS_PORT_COMP_SUBTYPE:
1245 safeputs((const char *)tptr+1, tlv_len-1);
1246 break;
1247
1248 case LLDP_CHASSIS_NETWORK_ADDR_SUBTYPE:
1249 network_addr = lldp_network_addr_print(tptr+1, tlv_len-1);
1250 if (network_addr == NULL) {
1251 goto trunc;
1252 }
1253 printf("%s", network_addr);
1254 break;
1255
1256 default:
1257 hexdump = TRUE;
1258 break;
1259 }
1260 }
1261 break;
1262
1263 case LLDP_PORT_ID_TLV:
1264 if (vflag) {
1265 if (tlv_len < 2) {
1266 goto trunc;
1267 }
1268 subtype = *tptr;
1269 printf("\n\t Subtype %s (%u): ",
1270 tok2str(lldp_port_subtype_values, "Unknown", subtype),
1271 subtype);
1272
1273 switch (subtype) {
1274 case LLDP_PORT_MAC_ADDR_SUBTYPE:
1275 if (tlv_len < 1+6) {
1276 goto trunc;
1277 }
1278 printf("%s", etheraddr_string(tptr+1));
1279 break;
1280
1281 case LLDP_PORT_INTF_NAME_SUBTYPE: /* fall through */
1282 case LLDP_PORT_LOCAL_SUBTYPE:
1283 case LLDP_PORT_AGENT_CIRC_ID_SUBTYPE:
1284 case LLDP_PORT_INTF_ALIAS_SUBTYPE:
1285 case LLDP_PORT_PORT_COMP_SUBTYPE:
1286 safeputs((const char *)tptr+1, tlv_len-1);
1287 break;
1288
1289 case LLDP_PORT_NETWORK_ADDR_SUBTYPE:
1290 network_addr = lldp_network_addr_print(tptr+1, tlv_len-1);
1291 if (network_addr == NULL) {
1292 goto trunc;
1293 }
1294 printf("%s", network_addr);
1295 break;
1296
1297 default:
1298 hexdump = TRUE;
1299 break;
1300 }
1301 }
1302 break;
1303
1304 case LLDP_TTL_TLV:
1305 if (vflag) {
1306 if (tlv_len < 2) {
1307 goto trunc;
1308 }
1309 printf(": TTL %us", EXTRACT_16BITS(tptr));
1310 }
1311 break;
1312
1313 case LLDP_PORT_DESCR_TLV:
1314 if (vflag) {
1315 printf(": ");
1316 safeputs((const char *)tptr, tlv_len);
1317 }
1318 break;
1319
1320 case LLDP_SYSTEM_NAME_TLV:
1321 /*
1322 * The system name is also print in non-verbose mode
1323 * similar to the CDP printer.
1324 */
1325 if (vflag) {
1326 printf(": ");
1327 safeputs((const char *)tptr, tlv_len);
1328 } else {
1329 printf("LLDP, name ");
1330 safeputs((const char *)tptr, tlv_len);
1331 printf(", length %u", len);
1332 }
1333 break;
1334
1335 case LLDP_SYSTEM_DESCR_TLV:
1336 if (vflag) {
1337 printf("\n\t ");
1338 safeputs((const char *)tptr, tlv_len);
1339 }
1340 break;
1341
1342 case LLDP_SYSTEM_CAP_TLV:
1343 if (vflag) {
1344 /*
1345 * XXX - IEEE Std 802.1AB-2009 says the first octet
1346 * if a chassis ID subtype, with the system
1347 * capabilities and enabled capabilities following
1348 * it.
1349 */
1350 if (tlv_len < 4) {
1351 goto trunc;
1352 }
1353 cap = EXTRACT_16BITS(tptr);
1354 ena_cap = EXTRACT_16BITS(tptr+2);
1355 printf("\n\t System Capabilities [%s] (0x%04x)",
1356 bittok2str(lldp_cap_values, "none", cap), cap);
1357 printf("\n\t Enabled Capabilities [%s] (0x%04x)",
1358 bittok2str(lldp_cap_values, "none", ena_cap), ena_cap);
1359 }
1360 break;
1361
1362 case LLDP_MGMT_ADDR_TLV:
1363 if (vflag) {
1364 if (!lldp_mgmt_addr_tlv_print(tptr, tlv_len)) {
1365 goto trunc;
1366 }
1367 }
1368 break;
1369
1370 case LLDP_PRIVATE_TLV:
1371 if (vflag) {
1372 if (tlv_len < 3) {
1373 goto trunc;
1374 }
1375 oui = EXTRACT_24BITS(tptr);
1376 printf(": OUI %s (0x%06x)", tok2str(oui_values, "Unknown", oui), oui);
1377
1378 switch (oui) {
1379 case OUI_IEEE_8021_PRIVATE:
1380 hexdump = lldp_private_8021_print(tptr, tlv_len);
1381 break;
1382 case OUI_IEEE_8023_PRIVATE:
1383 hexdump = lldp_private_8023_print(tptr, tlv_len);
1384 break;
1385 case OUI_TIA:
1386 hexdump = lldp_private_tia_print(tptr, tlv_len);
1387 break;
1388 case OUI_DCBX:
1389 hexdump = lldp_private_dcbx_print(tptr, tlv_len);
1390 break;
1391 default:
1392 hexdump = TRUE;
1393 break;
1394 }
1395 }
1396 break;
1397
1398 default:
1399 hexdump = TRUE;
1400 break;
1401 }
1402
1403 /* do we also want to see a hex dump ? */
1404 if (vflag > 1 || (vflag && hexdump)) {
1405 print_unknown_data(tptr,"\n\t ", tlv_len);
1406 }
1407
1408 tlen -= tlv_len;
1409 tptr += tlv_len;
1410 }
1411 return;
1412 trunc:
1413 printf("\n\t[|LLDP]");
1414 }
1415
1416 /*
1417 * Local Variables:
1418 * c-style: whitesmith
1419 * c-basic-offset: 4
1420 * End:
1421 */
DragonFly BSD