JP Abgrall | 53f17a9 | 2014-02-12 14:02:41 -0800 | [diff] [blame] | 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 | #define LLDP_PRIVATE_8021_SUBTYPE_CONGESTION_NOTIFICATION 8 |
| 147 | #define LLDP_PRIVATE_8021_SUBTYPE_ETS_CONFIGURATION 9 |
| 148 | #define LLDP_PRIVATE_8021_SUBTYPE_ETS_RECOMMENDATION 10 |
| 149 | #define LLDP_PRIVATE_8021_SUBTYPE_PFC_CONFIGURATION 11 |
| 150 | #define LLDP_PRIVATE_8021_SUBTYPE_APPLICATION_PRIORITY 12 |
| 151 | #define LLDP_PRIVATE_8021_SUBTYPE_EVB 13 |
| 152 | #define LLDP_PRIVATE_8021_SUBTYPE_CDCP 14 |
| 153 | |
| 154 | static const struct tok lldp_8021_subtype_values[] = { |
| 155 | { LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID, "Port VLAN Id"}, |
| 156 | { LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID, "Port and Protocol VLAN ID"}, |
| 157 | { LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME, "VLAN name"}, |
| 158 | { LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY, "Protocol Identity"}, |
| 159 | { LLDP_PRIVATE_8021_SUBTYPE_CONGESTION_NOTIFICATION, "Congestion Notification"}, |
| 160 | { LLDP_PRIVATE_8021_SUBTYPE_ETS_CONFIGURATION, "ETS Configuration"}, |
| 161 | { LLDP_PRIVATE_8021_SUBTYPE_ETS_RECOMMENDATION, "ETS Recommendation"}, |
| 162 | { LLDP_PRIVATE_8021_SUBTYPE_PFC_CONFIGURATION, "Priority Flow Control Configuration"}, |
| 163 | { LLDP_PRIVATE_8021_SUBTYPE_APPLICATION_PRIORITY, "Application Priority"}, |
| 164 | { LLDP_PRIVATE_8021_SUBTYPE_EVB, "EVB"}, |
| 165 | { LLDP_PRIVATE_8021_SUBTYPE_CDCP,"CDCP"}, |
| 166 | { 0, NULL} |
| 167 | }; |
| 168 | |
| 169 | #define LLDP_8021_PORT_PROTOCOL_VLAN_SUPPORT (1 << 1) |
| 170 | #define LLDP_8021_PORT_PROTOCOL_VLAN_STATUS (1 << 2) |
| 171 | |
| 172 | static const struct tok lldp_8021_port_protocol_id_values[] = { |
| 173 | { LLDP_8021_PORT_PROTOCOL_VLAN_SUPPORT, "supported"}, |
| 174 | { LLDP_8021_PORT_PROTOCOL_VLAN_STATUS, "enabled"}, |
| 175 | { 0, NULL} |
| 176 | }; |
| 177 | |
| 178 | #define LLDP_PRIVATE_8023_SUBTYPE_MACPHY 1 |
| 179 | #define LLDP_PRIVATE_8023_SUBTYPE_MDIPOWER 2 |
| 180 | #define LLDP_PRIVATE_8023_SUBTYPE_LINKAGGR 3 |
| 181 | #define LLDP_PRIVATE_8023_SUBTYPE_MTU 4 |
| 182 | |
| 183 | static const struct tok lldp_8023_subtype_values[] = { |
| 184 | { LLDP_PRIVATE_8023_SUBTYPE_MACPHY, "MAC/PHY configuration/status"}, |
| 185 | { LLDP_PRIVATE_8023_SUBTYPE_MDIPOWER, "Power via MDI"}, |
| 186 | { LLDP_PRIVATE_8023_SUBTYPE_LINKAGGR, "Link aggregation"}, |
| 187 | { LLDP_PRIVATE_8023_SUBTYPE_MTU, "Max frame size"}, |
| 188 | { 0, NULL} |
| 189 | }; |
| 190 | |
| 191 | #define LLDP_PRIVATE_TIA_SUBTYPE_CAPABILITIES 1 |
| 192 | #define LLDP_PRIVATE_TIA_SUBTYPE_NETWORK_POLICY 2 |
| 193 | #define LLDP_PRIVATE_TIA_SUBTYPE_LOCAL_ID 3 |
| 194 | #define LLDP_PRIVATE_TIA_SUBTYPE_EXTENDED_POWER_MDI 4 |
| 195 | #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV 5 |
| 196 | #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV 6 |
| 197 | #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV 7 |
| 198 | #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER 8 |
| 199 | #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME 9 |
| 200 | #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME 10 |
| 201 | #define LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID 11 |
| 202 | |
| 203 | static const struct tok lldp_tia_subtype_values[] = { |
| 204 | { LLDP_PRIVATE_TIA_SUBTYPE_CAPABILITIES, "LLDP-MED Capabilities" }, |
| 205 | { LLDP_PRIVATE_TIA_SUBTYPE_NETWORK_POLICY, "Network policy" }, |
| 206 | { LLDP_PRIVATE_TIA_SUBTYPE_LOCAL_ID, "Location identification" }, |
| 207 | { LLDP_PRIVATE_TIA_SUBTYPE_EXTENDED_POWER_MDI, "Extended power-via-MDI" }, |
| 208 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV, "Inventory - hardware revision" }, |
| 209 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV, "Inventory - firmware revision" }, |
| 210 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV, "Inventory - software revision" }, |
| 211 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER, "Inventory - serial number" }, |
| 212 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME, "Inventory - manufacturer name" }, |
| 213 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME, "Inventory - model name" }, |
| 214 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID, "Inventory - asset ID" }, |
| 215 | { 0, NULL} |
| 216 | }; |
| 217 | |
| 218 | #define LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_METERS 1 |
| 219 | #define LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_FLOORS 2 |
| 220 | |
| 221 | static const struct tok lldp_tia_location_altitude_type_values[] = { |
| 222 | { LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_METERS, "meters"}, |
| 223 | { LLDP_PRIVATE_TIA_LOCATION_ALTITUDE_FLOORS, "floors"}, |
| 224 | { 0, NULL} |
| 225 | }; |
| 226 | |
| 227 | /* ANSI/TIA-1057 - Annex B */ |
| 228 | #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A1 1 |
| 229 | #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A2 2 |
| 230 | #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A3 3 |
| 231 | #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A4 4 |
| 232 | #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A5 5 |
| 233 | #define LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A6 6 |
| 234 | |
| 235 | static const struct tok lldp_tia_location_lci_catype_values[] = { |
| 236 | { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A1, "national subdivisions (state,canton,region,province,prefecture)"}, |
| 237 | { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A2, "county, parish, gun, district"}, |
| 238 | { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A3, "city, township, shi"}, |
| 239 | { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A4, "city division, borough, city district, ward chou"}, |
| 240 | { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A5, "neighborhood, block"}, |
| 241 | { LLDP_PRIVATE_TIA_LOCATION_LCI_CATYPE_A6, "street"}, |
| 242 | { 0, NULL} |
| 243 | }; |
| 244 | |
| 245 | static const struct tok lldp_tia_location_lci_what_values[] = { |
| 246 | { 0, "location of DHCP server"}, |
| 247 | { 1, "location of the network element believed to be closest to the client"}, |
| 248 | { 2, "location of the client"}, |
| 249 | { 0, NULL} |
| 250 | }; |
| 251 | |
| 252 | /* |
| 253 | * From RFC 3636 - dot3MauType |
| 254 | */ |
| 255 | #define LLDP_MAU_TYPE_UNKNOWN 0 |
| 256 | #define LLDP_MAU_TYPE_AUI 1 |
| 257 | #define LLDP_MAU_TYPE_10BASE_5 2 |
| 258 | #define LLDP_MAU_TYPE_FOIRL 3 |
| 259 | #define LLDP_MAU_TYPE_10BASE_2 4 |
| 260 | #define LLDP_MAU_TYPE_10BASE_T 5 |
| 261 | #define LLDP_MAU_TYPE_10BASE_FP 6 |
| 262 | #define LLDP_MAU_TYPE_10BASE_FB 7 |
| 263 | #define LLDP_MAU_TYPE_10BASE_FL 8 |
| 264 | #define LLDP_MAU_TYPE_10BROAD36 9 |
| 265 | #define LLDP_MAU_TYPE_10BASE_T_HD 10 |
| 266 | #define LLDP_MAU_TYPE_10BASE_T_FD 11 |
| 267 | #define LLDP_MAU_TYPE_10BASE_FL_HD 12 |
| 268 | #define LLDP_MAU_TYPE_10BASE_FL_FD 13 |
| 269 | #define LLDP_MAU_TYPE_100BASE_T4 14 |
| 270 | #define LLDP_MAU_TYPE_100BASE_TX_HD 15 |
| 271 | #define LLDP_MAU_TYPE_100BASE_TX_FD 16 |
| 272 | #define LLDP_MAU_TYPE_100BASE_FX_HD 17 |
| 273 | #define LLDP_MAU_TYPE_100BASE_FX_FD 18 |
| 274 | #define LLDP_MAU_TYPE_100BASE_T2_HD 19 |
| 275 | #define LLDP_MAU_TYPE_100BASE_T2_FD 20 |
| 276 | #define LLDP_MAU_TYPE_1000BASE_X_HD 21 |
| 277 | #define LLDP_MAU_TYPE_1000BASE_X_FD 22 |
| 278 | #define LLDP_MAU_TYPE_1000BASE_LX_HD 23 |
| 279 | #define LLDP_MAU_TYPE_1000BASE_LX_FD 24 |
| 280 | #define LLDP_MAU_TYPE_1000BASE_SX_HD 25 |
| 281 | #define LLDP_MAU_TYPE_1000BASE_SX_FD 26 |
| 282 | #define LLDP_MAU_TYPE_1000BASE_CX_HD 27 |
| 283 | #define LLDP_MAU_TYPE_1000BASE_CX_FD 28 |
| 284 | #define LLDP_MAU_TYPE_1000BASE_T_HD 29 |
| 285 | #define LLDP_MAU_TYPE_1000BASE_T_FD 30 |
| 286 | #define LLDP_MAU_TYPE_10GBASE_X 31 |
| 287 | #define LLDP_MAU_TYPE_10GBASE_LX4 32 |
| 288 | #define LLDP_MAU_TYPE_10GBASE_R 33 |
| 289 | #define LLDP_MAU_TYPE_10GBASE_ER 34 |
| 290 | #define LLDP_MAU_TYPE_10GBASE_LR 35 |
| 291 | #define LLDP_MAU_TYPE_10GBASE_SR 36 |
| 292 | #define LLDP_MAU_TYPE_10GBASE_W 37 |
| 293 | #define LLDP_MAU_TYPE_10GBASE_EW 38 |
| 294 | #define LLDP_MAU_TYPE_10GBASE_LW 39 |
| 295 | #define LLDP_MAU_TYPE_10GBASE_SW 40 |
| 296 | |
| 297 | static const struct tok lldp_mau_types_values[] = { |
| 298 | { LLDP_MAU_TYPE_UNKNOWN, "Unknown"}, |
| 299 | { LLDP_MAU_TYPE_AUI, "AUI"}, |
| 300 | { LLDP_MAU_TYPE_10BASE_5, "10BASE_5"}, |
| 301 | { LLDP_MAU_TYPE_FOIRL, "FOIRL"}, |
| 302 | { LLDP_MAU_TYPE_10BASE_2, "10BASE2"}, |
| 303 | { LLDP_MAU_TYPE_10BASE_T, "10BASET duplex mode unknown"}, |
| 304 | { LLDP_MAU_TYPE_10BASE_FP, "10BASEFP"}, |
| 305 | { LLDP_MAU_TYPE_10BASE_FB, "10BASEFB"}, |
| 306 | { LLDP_MAU_TYPE_10BASE_FL, "10BASEFL duplex mode unknown"}, |
| 307 | { LLDP_MAU_TYPE_10BROAD36, "10BROAD36"}, |
| 308 | { LLDP_MAU_TYPE_10BASE_T_HD, "10BASET hdx"}, |
| 309 | { LLDP_MAU_TYPE_10BASE_T_FD, "10BASET fdx"}, |
| 310 | { LLDP_MAU_TYPE_10BASE_FL_HD, "10BASEFL hdx"}, |
| 311 | { LLDP_MAU_TYPE_10BASE_FL_FD, "10BASEFL fdx"}, |
| 312 | { LLDP_MAU_TYPE_100BASE_T4, "100BASET4"}, |
| 313 | { LLDP_MAU_TYPE_100BASE_TX_HD, "100BASETX hdx"}, |
| 314 | { LLDP_MAU_TYPE_100BASE_TX_FD, "100BASETX fdx"}, |
| 315 | { LLDP_MAU_TYPE_100BASE_FX_HD, "100BASEFX hdx"}, |
| 316 | { LLDP_MAU_TYPE_100BASE_FX_FD, "100BASEFX fdx"}, |
| 317 | { LLDP_MAU_TYPE_100BASE_T2_HD, "100BASET2 hdx"}, |
| 318 | { LLDP_MAU_TYPE_100BASE_T2_FD, "100BASET2 fdx"}, |
| 319 | { LLDP_MAU_TYPE_1000BASE_X_HD, "1000BASEX hdx"}, |
| 320 | { LLDP_MAU_TYPE_1000BASE_X_FD, "1000BASEX fdx"}, |
| 321 | { LLDP_MAU_TYPE_1000BASE_LX_HD, "1000BASELX hdx"}, |
| 322 | { LLDP_MAU_TYPE_1000BASE_LX_FD, "1000BASELX fdx"}, |
| 323 | { LLDP_MAU_TYPE_1000BASE_SX_HD, "1000BASESX hdx"}, |
| 324 | { LLDP_MAU_TYPE_1000BASE_SX_FD, "1000BASESX fdx"}, |
| 325 | { LLDP_MAU_TYPE_1000BASE_CX_HD, "1000BASECX hdx"}, |
| 326 | { LLDP_MAU_TYPE_1000BASE_CX_FD, "1000BASECX fdx"}, |
| 327 | { LLDP_MAU_TYPE_1000BASE_T_HD, "1000BASET hdx"}, |
| 328 | { LLDP_MAU_TYPE_1000BASE_T_FD, "1000BASET fdx"}, |
| 329 | { LLDP_MAU_TYPE_10GBASE_X, "10GBASEX"}, |
| 330 | { LLDP_MAU_TYPE_10GBASE_LX4, "10GBASELX4"}, |
| 331 | { LLDP_MAU_TYPE_10GBASE_R, "10GBASER"}, |
| 332 | { LLDP_MAU_TYPE_10GBASE_ER, "10GBASEER"}, |
| 333 | { LLDP_MAU_TYPE_10GBASE_LR, "10GBASELR"}, |
| 334 | { LLDP_MAU_TYPE_10GBASE_SR, "10GBASESR"}, |
| 335 | { LLDP_MAU_TYPE_10GBASE_W, "10GBASEW"}, |
| 336 | { LLDP_MAU_TYPE_10GBASE_EW, "10GBASEEW"}, |
| 337 | { LLDP_MAU_TYPE_10GBASE_LW, "10GBASELW"}, |
| 338 | { LLDP_MAU_TYPE_10GBASE_SW, "10GBASESW"}, |
| 339 | { 0, NULL} |
| 340 | }; |
| 341 | |
| 342 | #define LLDP_8023_AUTONEGOTIATION_SUPPORT (1 << 0) |
| 343 | #define LLDP_8023_AUTONEGOTIATION_STATUS (1 << 1) |
| 344 | |
| 345 | static const struct tok lldp_8023_autonegotiation_values[] = { |
| 346 | { LLDP_8023_AUTONEGOTIATION_SUPPORT, "supported"}, |
| 347 | { LLDP_8023_AUTONEGOTIATION_STATUS, "enabled"}, |
| 348 | { 0, NULL} |
| 349 | }; |
| 350 | |
| 351 | #define LLDP_TIA_CAPABILITY_MED (1 << 0) |
| 352 | #define LLDP_TIA_CAPABILITY_NETWORK_POLICY (1 << 1) |
| 353 | #define LLDP_TIA_CAPABILITY_LOCATION_IDENTIFICATION (1 << 2) |
| 354 | #define LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PSE (1 << 3) |
| 355 | #define LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PD (1 << 4) |
| 356 | #define LLDP_TIA_CAPABILITY_INVENTORY (1 << 5) |
| 357 | |
| 358 | static const struct tok lldp_tia_capabilities_values[] = { |
| 359 | { LLDP_TIA_CAPABILITY_MED, "LLDP-MED capabilities"}, |
| 360 | { LLDP_TIA_CAPABILITY_NETWORK_POLICY, "network policy"}, |
| 361 | { LLDP_TIA_CAPABILITY_LOCATION_IDENTIFICATION, "location identification"}, |
| 362 | { LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PSE, "extended power via MDI-PSE"}, |
| 363 | { LLDP_TIA_CAPABILITY_EXTENDED_POWER_MDI_PD, "extended power via MDI-PD"}, |
| 364 | { LLDP_TIA_CAPABILITY_INVENTORY, "Inventory"}, |
| 365 | { 0, NULL} |
| 366 | }; |
| 367 | |
| 368 | #define LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_1 1 |
| 369 | #define LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_2 2 |
| 370 | #define LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_3 3 |
| 371 | #define LLDP_TIA_DEVICE_TYPE_NETWORK_CONNECTIVITY 4 |
| 372 | |
| 373 | static const struct tok lldp_tia_device_type_values[] = { |
| 374 | { LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_1, "endpoint class 1"}, |
| 375 | { LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_2, "endpoint class 2"}, |
| 376 | { LLDP_TIA_DEVICE_TYPE_ENDPOINT_CLASS_3, "endpoint class 3"}, |
| 377 | { LLDP_TIA_DEVICE_TYPE_NETWORK_CONNECTIVITY, "network connectivity"}, |
| 378 | { 0, NULL} |
| 379 | }; |
| 380 | |
| 381 | #define LLDP_TIA_APPLICATION_TYPE_VOICE 1 |
| 382 | #define LLDP_TIA_APPLICATION_TYPE_VOICE_SIGNALING 2 |
| 383 | #define LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE 3 |
| 384 | #define LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE_SIGNALING 4 |
| 385 | #define LLDP_TIA_APPLICATION_TYPE_SOFTPHONE_VOICE 5 |
| 386 | #define LLDP_TIA_APPLICATION_TYPE_VIDEO_CONFERENCING 6 |
| 387 | #define LLDP_TIA_APPLICATION_TYPE_STREAMING_VIDEO 7 |
| 388 | #define LLDP_TIA_APPLICATION_TYPE_VIDEO_SIGNALING 8 |
| 389 | |
| 390 | static const struct tok lldp_tia_application_type_values[] = { |
| 391 | { LLDP_TIA_APPLICATION_TYPE_VOICE, "voice"}, |
| 392 | { LLDP_TIA_APPLICATION_TYPE_VOICE_SIGNALING, "voice signaling"}, |
| 393 | { LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE, "guest voice"}, |
| 394 | { LLDP_TIA_APPLICATION_TYPE_GUEST_VOICE_SIGNALING, "guest voice signaling"}, |
| 395 | { LLDP_TIA_APPLICATION_TYPE_SOFTPHONE_VOICE, "softphone voice"}, |
| 396 | { LLDP_TIA_APPLICATION_TYPE_VIDEO_CONFERENCING, "video conferencing"}, |
| 397 | { LLDP_TIA_APPLICATION_TYPE_STREAMING_VIDEO, "streaming video"}, |
| 398 | { LLDP_TIA_APPLICATION_TYPE_VIDEO_SIGNALING, "video signaling"}, |
| 399 | { 0, NULL} |
| 400 | }; |
| 401 | |
| 402 | #define LLDP_TIA_NETWORK_POLICY_X_BIT (1 << 5) |
| 403 | #define LLDP_TIA_NETWORK_POLICY_T_BIT (1 << 6) |
| 404 | #define LLDP_TIA_NETWORK_POLICY_U_BIT (1 << 7) |
| 405 | |
| 406 | static const struct tok lldp_tia_network_policy_bits_values[] = { |
| 407 | { LLDP_TIA_NETWORK_POLICY_U_BIT, "Unknown"}, |
| 408 | { LLDP_TIA_NETWORK_POLICY_T_BIT, "Tagged"}, |
| 409 | { LLDP_TIA_NETWORK_POLICY_X_BIT, "reserved"}, |
| 410 | { 0, NULL} |
| 411 | }; |
| 412 | |
| 413 | #define LLDP_EXTRACT_NETWORK_POLICY_VLAN(x) (((x)&0x1ffe)>>1) |
| 414 | #define LLDP_EXTRACT_NETWORK_POLICY_L2_PRIORITY(x) (((x)&0x01ff)>>6) |
| 415 | #define LLDP_EXTRACT_NETWORK_POLICY_DSCP(x) ((x)&0x003f) |
| 416 | |
| 417 | #define LLDP_TIA_LOCATION_DATA_FORMAT_COORDINATE_BASED 1 |
| 418 | #define LLDP_TIA_LOCATION_DATA_FORMAT_CIVIC_ADDRESS 2 |
| 419 | #define LLDP_TIA_LOCATION_DATA_FORMAT_ECS_ELIN 3 |
| 420 | |
| 421 | static const struct tok lldp_tia_location_data_format_values[] = { |
| 422 | { LLDP_TIA_LOCATION_DATA_FORMAT_COORDINATE_BASED, "coordinate-based LCI"}, |
| 423 | { LLDP_TIA_LOCATION_DATA_FORMAT_CIVIC_ADDRESS, "civic address LCI"}, |
| 424 | { LLDP_TIA_LOCATION_DATA_FORMAT_ECS_ELIN, "ECS ELIN"}, |
| 425 | { 0, NULL} |
| 426 | }; |
| 427 | |
| 428 | #define LLDP_TIA_LOCATION_DATUM_WGS_84 1 |
| 429 | #define LLDP_TIA_LOCATION_DATUM_NAD_83_NAVD_88 2 |
| 430 | #define LLDP_TIA_LOCATION_DATUM_NAD_83_MLLW 3 |
| 431 | |
| 432 | static const struct tok lldp_tia_location_datum_type_values[] = { |
| 433 | { LLDP_TIA_LOCATION_DATUM_WGS_84, "World Geodesic System 1984"}, |
| 434 | { LLDP_TIA_LOCATION_DATUM_NAD_83_NAVD_88, "North American Datum 1983 (NAVD88)"}, |
| 435 | { LLDP_TIA_LOCATION_DATUM_NAD_83_MLLW, "North American Datum 1983 (MLLW)"}, |
| 436 | { 0, NULL} |
| 437 | }; |
| 438 | |
| 439 | #define LLDP_TIA_POWER_SOURCE_PSE 1 |
| 440 | #define LLDP_TIA_POWER_SOURCE_LOCAL 2 |
| 441 | #define LLDP_TIA_POWER_SOURCE_PSE_AND_LOCAL 3 |
| 442 | |
| 443 | static const struct tok lldp_tia_power_source_values[] = { |
| 444 | { LLDP_TIA_POWER_SOURCE_PSE, "PSE - primary power source"}, |
| 445 | { LLDP_TIA_POWER_SOURCE_LOCAL, "local - backup power source"}, |
| 446 | { LLDP_TIA_POWER_SOURCE_PSE_AND_LOCAL, "PSE+local - reserved"}, |
| 447 | { 0, NULL} |
| 448 | }; |
| 449 | |
| 450 | #define LLDP_TIA_POWER_PRIORITY_CRITICAL 1 |
| 451 | #define LLDP_TIA_POWER_PRIORITY_HIGH 2 |
| 452 | #define LLDP_TIA_POWER_PRIORITY_LOW 3 |
| 453 | |
| 454 | static const struct tok lldp_tia_power_priority_values[] = { |
| 455 | { LLDP_TIA_POWER_PRIORITY_CRITICAL, "critical"}, |
| 456 | { LLDP_TIA_POWER_PRIORITY_HIGH, "high"}, |
| 457 | { LLDP_TIA_POWER_PRIORITY_LOW, "low"}, |
| 458 | { 0, NULL} |
| 459 | }; |
| 460 | |
| 461 | #define LLDP_TIA_POWER_VAL_MAX 1024 |
| 462 | |
| 463 | static const struct tok lldp_tia_inventory_values[] = { |
| 464 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV, "Hardware revision" }, |
| 465 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV, "Firmware revision" }, |
| 466 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV, "Software revision" }, |
| 467 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER, "Serial number" }, |
| 468 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME, "Manufacturer name" }, |
| 469 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME, "Model name" }, |
| 470 | { LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID, "Asset ID" }, |
| 471 | { 0, NULL} |
| 472 | }; |
| 473 | |
| 474 | /* |
| 475 | * From RFC 3636 - ifMauAutoNegCapAdvertisedBits |
| 476 | */ |
| 477 | #define LLDP_MAU_PMD_OTHER (1 << 15) |
| 478 | #define LLDP_MAU_PMD_10BASE_T (1 << 14) |
| 479 | #define LLDP_MAU_PMD_10BASE_T_FD (1 << 13) |
| 480 | #define LLDP_MAU_PMD_100BASE_T4 (1 << 12) |
| 481 | #define LLDP_MAU_PMD_100BASE_TX (1 << 11) |
| 482 | #define LLDP_MAU_PMD_100BASE_TX_FD (1 << 10) |
| 483 | #define LLDP_MAU_PMD_100BASE_T2 (1 << 9) |
| 484 | #define LLDP_MAU_PMD_100BASE_T2_FD (1 << 8) |
| 485 | #define LLDP_MAU_PMD_FDXPAUSE (1 << 7) |
| 486 | #define LLDP_MAU_PMD_FDXAPAUSE (1 << 6) |
| 487 | #define LLDP_MAU_PMD_FDXSPAUSE (1 << 5) |
| 488 | #define LLDP_MAU_PMD_FDXBPAUSE (1 << 4) |
| 489 | #define LLDP_MAU_PMD_1000BASE_X (1 << 3) |
| 490 | #define LLDP_MAU_PMD_1000BASE_X_FD (1 << 2) |
| 491 | #define LLDP_MAU_PMD_1000BASE_T (1 << 1) |
| 492 | #define LLDP_MAU_PMD_1000BASE_T_FD (1 << 0) |
| 493 | |
| 494 | static const struct tok lldp_pmd_capability_values[] = { |
| 495 | { LLDP_MAU_PMD_10BASE_T, "10BASE-T hdx"}, |
| 496 | { LLDP_MAU_PMD_10BASE_T_FD, "10BASE-T fdx"}, |
| 497 | { LLDP_MAU_PMD_100BASE_T4, "100BASE-T4"}, |
| 498 | { LLDP_MAU_PMD_100BASE_TX, "100BASE-TX hdx"}, |
| 499 | { LLDP_MAU_PMD_100BASE_TX_FD, "100BASE-TX fdx"}, |
| 500 | { LLDP_MAU_PMD_100BASE_T2, "100BASE-T2 hdx"}, |
| 501 | { LLDP_MAU_PMD_100BASE_T2_FD, "100BASE-T2 fdx"}, |
| 502 | { LLDP_MAU_PMD_FDXPAUSE, "Pause for fdx links"}, |
| 503 | { LLDP_MAU_PMD_FDXAPAUSE, "Asym PAUSE for fdx"}, |
| 504 | { LLDP_MAU_PMD_FDXSPAUSE, "Sym PAUSE for fdx"}, |
| 505 | { LLDP_MAU_PMD_FDXBPAUSE, "Asym and Sym PAUSE for fdx"}, |
| 506 | { LLDP_MAU_PMD_1000BASE_X, "1000BASE-{X LX SX CX} hdx"}, |
| 507 | { LLDP_MAU_PMD_1000BASE_X_FD, "1000BASE-{X LX SX CX} fdx"}, |
| 508 | { LLDP_MAU_PMD_1000BASE_T, "1000BASE-T hdx"}, |
| 509 | { LLDP_MAU_PMD_1000BASE_T_FD, "1000BASE-T fdx"}, |
| 510 | { 0, NULL} |
| 511 | }; |
| 512 | |
| 513 | #define LLDP_MDI_PORT_CLASS (1 << 0) |
| 514 | #define LLDP_MDI_POWER_SUPPORT (1 << 1) |
| 515 | #define LLDP_MDI_POWER_STATE (1 << 2) |
| 516 | #define LLDP_MDI_PAIR_CONTROL_ABILITY (1 << 3) |
| 517 | |
| 518 | static const struct tok lldp_mdi_values[] = { |
| 519 | { LLDP_MDI_PORT_CLASS, "PSE"}, |
| 520 | { LLDP_MDI_POWER_SUPPORT, "supported"}, |
| 521 | { LLDP_MDI_POWER_STATE, "enabled"}, |
| 522 | { LLDP_MDI_PAIR_CONTROL_ABILITY, "can be controlled"}, |
| 523 | { 0, NULL} |
| 524 | }; |
| 525 | |
| 526 | #define LLDP_MDI_PSE_PORT_POWER_PAIRS_SIGNAL 1 |
| 527 | #define LLDP_MDI_PSE_PORT_POWER_PAIRS_SPARE 2 |
| 528 | |
| 529 | static const struct tok lldp_mdi_power_pairs_values[] = { |
| 530 | { LLDP_MDI_PSE_PORT_POWER_PAIRS_SIGNAL, "signal"}, |
| 531 | { LLDP_MDI_PSE_PORT_POWER_PAIRS_SPARE, "spare"}, |
| 532 | { 0, NULL} |
| 533 | }; |
| 534 | |
| 535 | #define LLDP_MDI_POWER_CLASS0 1 |
| 536 | #define LLDP_MDI_POWER_CLASS1 2 |
| 537 | #define LLDP_MDI_POWER_CLASS2 3 |
| 538 | #define LLDP_MDI_POWER_CLASS3 4 |
| 539 | #define LLDP_MDI_POWER_CLASS4 5 |
| 540 | |
| 541 | static const struct tok lldp_mdi_power_class_values[] = { |
| 542 | { LLDP_MDI_POWER_CLASS0, "class0"}, |
| 543 | { LLDP_MDI_POWER_CLASS1, "class1"}, |
| 544 | { LLDP_MDI_POWER_CLASS2, "class2"}, |
| 545 | { LLDP_MDI_POWER_CLASS3, "class3"}, |
| 546 | { LLDP_MDI_POWER_CLASS4, "class4"}, |
| 547 | { 0, NULL} |
| 548 | }; |
| 549 | |
| 550 | #define LLDP_AGGREGATION_CAPABILTIY (1 << 0) |
| 551 | #define LLDP_AGGREGATION_STATUS (1 << 1) |
| 552 | |
| 553 | static const struct tok lldp_aggregation_values[] = { |
| 554 | { LLDP_AGGREGATION_CAPABILTIY, "supported"}, |
| 555 | { LLDP_AGGREGATION_STATUS, "enabled"}, |
| 556 | { 0, NULL} |
| 557 | }; |
| 558 | |
| 559 | /* |
| 560 | * DCBX protocol subtypes. |
| 561 | */ |
| 562 | #define LLDP_DCBX_SUBTYPE_1 1 |
| 563 | #define LLDP_DCBX_SUBTYPE_2 2 |
| 564 | |
| 565 | static const struct tok lldp_dcbx_subtype_values[] = { |
| 566 | { LLDP_DCBX_SUBTYPE_1, "DCB Capability Exchange Protocol Rev 1" }, |
| 567 | { LLDP_DCBX_SUBTYPE_2, "DCB Capability Exchange Protocol Rev 1.01" }, |
| 568 | { 0, NULL} |
| 569 | }; |
| 570 | |
| 571 | #define LLDP_DCBX_CONTROL_TLV 1 |
| 572 | #define LLDP_DCBX_PRIORITY_GROUPS_TLV 2 |
| 573 | #define LLDP_DCBX_PRIORITY_FLOW_CONTROL_TLV 3 |
| 574 | #define LLDP_DCBX_APPLICATION_TLV 4 |
| 575 | |
| 576 | /* |
| 577 | * Interface numbering subtypes. |
| 578 | */ |
| 579 | #define LLDP_INTF_NUMB_IFX_SUBTYPE 2 |
| 580 | #define LLDP_INTF_NUMB_SYSPORT_SUBTYPE 3 |
| 581 | |
| 582 | static const struct tok lldp_intf_numb_subtype_values[] = { |
| 583 | { LLDP_INTF_NUMB_IFX_SUBTYPE, "Interface Index" }, |
| 584 | { LLDP_INTF_NUMB_SYSPORT_SUBTYPE, "System Port Number" }, |
| 585 | { 0, NULL} |
| 586 | }; |
| 587 | |
| 588 | #define LLDP_INTF_NUM_LEN 5 |
| 589 | |
| 590 | #define LLDP_EVB_MODE_NOT_SUPPORTED 0 |
| 591 | #define LLDP_EVB_MODE_EVB_BRIDGE 1 |
| 592 | #define LLDP_EVB_MODE_EVB_STATION 2 |
| 593 | #define LLDP_EVB_MODE_RESERVED 3 |
| 594 | |
| 595 | static const struct tok lldp_evb_mode_values[]={ |
| 596 | { LLDP_EVB_MODE_NOT_SUPPORTED, "Not Supported"}, |
| 597 | { LLDP_EVB_MODE_EVB_BRIDGE, "EVB Bridge"}, |
| 598 | { LLDP_EVB_MODE_EVB_STATION, "EVB Staion"}, |
| 599 | { LLDP_EVB_MODE_RESERVED, "Reserved for future Standardization"}, |
| 600 | }; |
| 601 | |
| 602 | #define NO_OF_BITS 8 |
| 603 | #define LLDP_PRIVATE_8021_SUBTYPE_CONGESTION_NOTIFICATION_LENGTH 6 |
| 604 | #define LLDP_PRIVATE_8021_SUBTYPE_ETS_CONFIGURATION_LENGTH 25 |
| 605 | #define LLDP_PRIVATE_8021_SUBTYPE_ETS_RECOMMENDATION_LENGTH 25 |
| 606 | #define LLDP_PRIVATE_8021_SUBTYPE_PFC_CONFIGURATION_LENGTH 6 |
| 607 | #define LLDP_PRIVATE_8021_SUBTYPE_APPLICATION_PRIORITY_MIN_LENGTH 5 |
| 608 | #define LLDP_PRIVATE_8021_SUBTYPE_EVB_LENGTH 9 |
| 609 | #define LLDP_PRIVATE_8021_SUBTYPE_CDCP_MIN_LENGTH 8 |
| 610 | |
| 611 | static void print_ets_priority_assignment_table(const u_char *ptr) |
| 612 | { |
| 613 | printf("\n\t Priority Assignment Table"); |
| 614 | printf("\n\t Priority : 0 1 2 3 4 5 6 7"); |
| 615 | printf("\n\t Value : %-3d %-3d %-3d %-3d %-3d %-3d %-3d %-3d", |
| 616 | ptr[0]>>4,ptr[0]&0x0f,ptr[1]>>4,ptr[1]&0x0f,ptr[2]>>4, |
| 617 | ptr[2]&0x0f,ptr[3]>>4,ptr[3]&0x0f); |
| 618 | } |
| 619 | |
| 620 | static void print_tc_bandwidth_table(const u_char *ptr) |
| 621 | { |
| 622 | printf("\n\t TC Bandwidth Table"); |
| 623 | printf("\n\t TC%% : 0 1 2 3 4 5 6 7"); |
| 624 | printf("\n\t Value : %-3d %-3d %-3d %-3d %-3d %-3d %-3d %-3d", |
| 625 | ptr[0],ptr[1],ptr[2],ptr[3],ptr[4],ptr[5],ptr[6],ptr[7]); |
| 626 | } |
| 627 | |
| 628 | static void print_tsa_assignment_table(const u_char *ptr) |
| 629 | { |
| 630 | printf("\n\t TSA Assignment Table"); |
| 631 | printf("\n\t Traffic Class: 0 1 2 3 4 5 6 7"); |
| 632 | printf("\n\t Value : %-3d %-3d %-3d %-3d %-3d %-3d %-3d %-3d", |
| 633 | ptr[0],ptr[1],ptr[2],ptr[3],ptr[4],ptr[5],ptr[6],ptr[7]); |
| 634 | } |
| 635 | |
| 636 | /* |
| 637 | * Print IEEE 802.1 private extensions. (802.1AB annex E) |
| 638 | */ |
| 639 | static int |
| 640 | lldp_private_8021_print(const u_char *tptr, u_int tlv_len) |
| 641 | { |
| 642 | int subtype, hexdump = FALSE; |
| 643 | u_int sublen; |
| 644 | u_int tval; |
| 645 | u_int8_t i; |
| 646 | |
| 647 | if (tlv_len < 4) { |
| 648 | return hexdump; |
| 649 | } |
| 650 | subtype = *(tptr+3); |
| 651 | |
| 652 | printf("\n\t %s Subtype (%u)", |
| 653 | tok2str(lldp_8021_subtype_values, "unknown", subtype), |
| 654 | subtype); |
| 655 | |
| 656 | switch (subtype) { |
| 657 | case LLDP_PRIVATE_8021_SUBTYPE_PORT_VLAN_ID: |
| 658 | if (tlv_len < 6) { |
| 659 | return hexdump; |
| 660 | } |
| 661 | printf("\n\t port vlan id (PVID): %u", |
| 662 | EXTRACT_16BITS(tptr+4)); |
| 663 | break; |
| 664 | case LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_VLAN_ID: |
| 665 | if (tlv_len < 7) { |
| 666 | return hexdump; |
| 667 | } |
| 668 | printf("\n\t port and protocol vlan id (PPVID): %u, flags [%s] (0x%02x)", |
| 669 | EXTRACT_16BITS(tptr+5), |
| 670 | bittok2str(lldp_8021_port_protocol_id_values, "none", *(tptr+4)), |
| 671 | *(tptr+4)); |
| 672 | break; |
| 673 | case LLDP_PRIVATE_8021_SUBTYPE_VLAN_NAME: |
| 674 | if (tlv_len < 6) { |
| 675 | return hexdump; |
| 676 | } |
| 677 | printf("\n\t vlan id (VID): %u", |
| 678 | EXTRACT_16BITS(tptr+4)); |
| 679 | if (tlv_len < 7) { |
| 680 | return hexdump; |
| 681 | } |
| 682 | sublen = *(tptr+6); |
| 683 | if (tlv_len < 7+sublen) { |
| 684 | return hexdump; |
| 685 | } |
| 686 | printf("\n\t vlan name: "); |
| 687 | safeputs((const char *)tptr+7, sublen); |
| 688 | break; |
| 689 | case LLDP_PRIVATE_8021_SUBTYPE_PROTOCOL_IDENTITY: |
| 690 | if (tlv_len < 5) { |
| 691 | return hexdump; |
| 692 | } |
| 693 | sublen = *(tptr+4); |
| 694 | if (tlv_len < 5+sublen) { |
| 695 | return hexdump; |
| 696 | } |
| 697 | printf("\n\t protocol identity: "); |
| 698 | safeputs((const char *)tptr+5, sublen); |
| 699 | break; |
| 700 | case LLDP_PRIVATE_8021_SUBTYPE_CONGESTION_NOTIFICATION: |
| 701 | if(tlv_len<LLDP_PRIVATE_8021_SUBTYPE_CONGESTION_NOTIFICATION_LENGTH){ |
| 702 | return hexdump; |
| 703 | } |
| 704 | tval=*(tptr+4); |
| 705 | printf("\n\t Pre-Priority CNPV Indicator"); |
| 706 | printf("\n\t Priority : 0 1 2 3 4 5 6 7"); |
| 707 | printf("\n\t Value : "); |
| 708 | for(i=0;i<NO_OF_BITS;i++) |
| 709 | printf("%-2d ",(tval>>i)&0x01); |
| 710 | tval=*(tptr+5); |
| 711 | printf("\n\t Pre-Priority Ready Indicator"); |
| 712 | printf("\n\t Priority : 0 1 2 3 4 5 6 7"); |
| 713 | printf("\n\t Value : "); |
| 714 | for(i=0;i<NO_OF_BITS;i++) |
| 715 | printf("%-2d ",(tval>>i)&0x01); |
| 716 | break; |
| 717 | |
| 718 | case LLDP_PRIVATE_8021_SUBTYPE_ETS_CONFIGURATION: |
| 719 | if(tlv_len<LLDP_PRIVATE_8021_SUBTYPE_ETS_CONFIGURATION_LENGTH) { |
| 720 | return hexdump; |
| 721 | } |
| 722 | tval=*(tptr+4); |
| 723 | printf("\n\t Willing:%d, CBS:%d, RES:%d, Max TCs:%d", |
| 724 | tval>>7, (tval>>6) & 0x02, (tval>>3) & 0x07, tval & 0x07); |
| 725 | |
| 726 | /*Print Priority Assignment Table*/ |
| 727 | print_ets_priority_assignment_table(tptr+5); |
| 728 | |
| 729 | /*Print TC Bandwidth Table*/ |
| 730 | print_tc_bandwidth_table(tptr+9); |
| 731 | |
| 732 | /* Print TSA Assignment Table */ |
| 733 | print_tsa_assignment_table(tptr+17); |
| 734 | |
| 735 | break; |
| 736 | |
| 737 | case LLDP_PRIVATE_8021_SUBTYPE_ETS_RECOMMENDATION: |
| 738 | if(tlv_len<LLDP_PRIVATE_8021_SUBTYPE_ETS_RECOMMENDATION_LENGTH) { |
| 739 | return hexdump; |
| 740 | } |
| 741 | printf("\n\t RES: %d",*(tptr+4)); |
| 742 | /*Print Priority Assignment Table */ |
| 743 | print_ets_priority_assignment_table(tptr+5); |
| 744 | /*Print TC Bandwidth Table */ |
| 745 | print_tc_bandwidth_table(tptr+9); |
| 746 | /* Print TSA Assignment Table */ |
| 747 | print_tsa_assignment_table(tptr+17); |
| 748 | break; |
| 749 | |
| 750 | case LLDP_PRIVATE_8021_SUBTYPE_PFC_CONFIGURATION: |
| 751 | if(tlv_len<LLDP_PRIVATE_8021_SUBTYPE_PFC_CONFIGURATION_LENGTH) { |
| 752 | return hexdump; |
| 753 | } |
| 754 | tval=*(tptr+4); |
| 755 | printf("\n\t Willing: %d, MBC: %d, RES: %d, PFC cap:%d ", |
| 756 | tval>>7, (tval>>6)&0x01, (tval>>4)&0x03, (tval & 0x0f)); |
| 757 | printf("\n\t PFC Enable"); |
| 758 | tval=*(tptr+5); |
| 759 | printf("\n\t Priority : 0 1 2 3 4 5 6 7"); |
| 760 | printf("\n\t Value : "); |
| 761 | for(i=0;i<NO_OF_BITS;i++) |
| 762 | printf("%-2d ",(tval>>i)&0x01); |
| 763 | break; |
| 764 | |
| 765 | case LLDP_PRIVATE_8021_SUBTYPE_APPLICATION_PRIORITY: |
| 766 | if(tlv_len<LLDP_PRIVATE_8021_SUBTYPE_APPLICATION_PRIORITY_MIN_LENGTH) { |
| 767 | return hexdump; |
| 768 | } |
| 769 | printf("\n\t RES: %d",*(tptr+4)); |
| 770 | if(tlv_len<=LLDP_PRIVATE_8021_SUBTYPE_APPLICATION_PRIORITY_MIN_LENGTH){ |
| 771 | return hexdump; |
| 772 | } |
| 773 | /* Length of Application Priority Table */ |
| 774 | sublen=tlv_len-5; |
| 775 | if(sublen%3!=0){ |
| 776 | return hexdump; |
| 777 | } |
| 778 | i=0; |
| 779 | printf("\n\t Application Priority Table"); |
| 780 | while(i<sublen) { |
| 781 | tval=*(tptr+i+5); |
| 782 | printf("\n\t Priority: %d, RES: %d, Sel: %d", |
| 783 | tval>>5, (tval>>3)&0x03, (tval & 0x07)); |
| 784 | printf("Protocol ID: %d",EXTRACT_16BITS(tptr+i+5)); |
| 785 | i=i+3; |
| 786 | } |
| 787 | break; |
| 788 | case LLDP_PRIVATE_8021_SUBTYPE_EVB: |
| 789 | if(tlv_len<LLDP_PRIVATE_8021_SUBTYPE_EVB_LENGTH){ |
| 790 | return hexdump; |
| 791 | } |
| 792 | printf("\n\t EVB Bridge Status"); |
| 793 | tval=*(tptr+4); |
| 794 | printf("\n\t RES: %d, BGID: %d, RRCAP: %d, RRCTR: %d", |
| 795 | tval>>3, (tval>>2)&0x01, (tval>>1)&0x01,tval&0x01); |
| 796 | printf("\n\t EVB Station Status"); |
| 797 | tval=*(tptr+5); |
| 798 | printf("\n\t RES: %d, SGID: %d, RRREQ: %d,RRSTAT: %d", |
| 799 | tval>>4, (tval>>3)&0x01, (tval>>2)&0x01, tval&0x03); |
| 800 | tval=*(tptr+6); |
| 801 | printf("\n\t R: %d, RTE: %d, ",tval>>5, tval&0x1f); |
| 802 | tval=*(tptr+7); |
| 803 | printf("EVB Mode: %s [%d]", |
| 804 | tok2str(lldp_evb_mode_values,"unknown",tval>>6),tval>>6); |
| 805 | printf("\n\t ROL: %d, RWD: %d, ", (tval>>5)&0x01,tval&0x1f); |
| 806 | tval=*(tptr+8); |
| 807 | printf("RES: %d, ROL: %d, RKA: %d", tval>>6,(tval>>5)&0x01, tval&0x1f); |
| 808 | break; |
| 809 | |
| 810 | case LLDP_PRIVATE_8021_SUBTYPE_CDCP: |
| 811 | if(tlv_len<LLDP_PRIVATE_8021_SUBTYPE_CDCP_MIN_LENGTH){ |
| 812 | return hexdump; |
| 813 | } |
| 814 | tval=*(tptr+4); |
| 815 | printf("\n\t Role: %d, RES: %d, Scomp: %d ", |
| 816 | tval>>7, (tval>>4)&0x07,(tval>>3)&0x01); |
| 817 | printf("ChnCap: %d",EXTRACT_16BITS(tptr+6)&0x0fff); |
| 818 | sublen=tlv_len-8; |
| 819 | if(sublen%3!=0) { |
| 820 | return hexdump; |
| 821 | } |
| 822 | i=0; |
| 823 | while(i<sublen) { |
| 824 | tval=EXTRACT_24BITS(tptr+i+8); |
| 825 | printf("\n\t SCID: %d, SVID: %d", |
| 826 | tval>>12, tval&0x000fff); |
| 827 | i=i+3; |
| 828 | } |
| 829 | break; |
| 830 | |
| 831 | default: |
| 832 | hexdump = TRUE; |
| 833 | break; |
| 834 | } |
| 835 | |
| 836 | return hexdump; |
| 837 | } |
| 838 | |
| 839 | /* |
| 840 | * Print IEEE 802.3 private extensions. (802.3bc) |
| 841 | */ |
| 842 | static int |
| 843 | lldp_private_8023_print(const u_char *tptr, u_int tlv_len) |
| 844 | { |
| 845 | int subtype, hexdump = FALSE; |
| 846 | |
| 847 | if (tlv_len < 4) { |
| 848 | return hexdump; |
| 849 | } |
| 850 | subtype = *(tptr+3); |
| 851 | |
| 852 | printf("\n\t %s Subtype (%u)", |
| 853 | tok2str(lldp_8023_subtype_values, "unknown", subtype), |
| 854 | subtype); |
| 855 | |
| 856 | switch (subtype) { |
| 857 | case LLDP_PRIVATE_8023_SUBTYPE_MACPHY: |
| 858 | if (tlv_len < 9) { |
| 859 | return hexdump; |
| 860 | } |
| 861 | printf("\n\t autonegotiation [%s] (0x%02x)", |
| 862 | bittok2str(lldp_8023_autonegotiation_values, "none", *(tptr+4)), |
| 863 | *(tptr+4)); |
| 864 | printf("\n\t PMD autoneg capability [%s] (0x%04x)", |
| 865 | bittok2str(lldp_pmd_capability_values,"unknown", EXTRACT_16BITS(tptr+5)), |
| 866 | EXTRACT_16BITS(tptr+5)); |
| 867 | printf("\n\t MAU type %s (0x%04x)", |
| 868 | tok2str(lldp_mau_types_values, "unknown", EXTRACT_16BITS(tptr+7)), |
| 869 | EXTRACT_16BITS(tptr+7)); |
| 870 | break; |
| 871 | |
| 872 | case LLDP_PRIVATE_8023_SUBTYPE_MDIPOWER: |
| 873 | if (tlv_len < 7) { |
| 874 | return hexdump; |
| 875 | } |
| 876 | printf("\n\t MDI power support [%s], power pair %s, power class %s", |
| 877 | bittok2str(lldp_mdi_values, "none", *(tptr+4)), |
| 878 | tok2str(lldp_mdi_power_pairs_values, "unknown", *(tptr+5)), |
| 879 | tok2str(lldp_mdi_power_class_values, "unknown", *(tptr+6))); |
| 880 | break; |
| 881 | |
| 882 | case LLDP_PRIVATE_8023_SUBTYPE_LINKAGGR: |
| 883 | if (tlv_len < 9) { |
| 884 | return hexdump; |
| 885 | } |
| 886 | printf("\n\t aggregation status [%s], aggregation port ID %u", |
| 887 | bittok2str(lldp_aggregation_values, "none", *(tptr+4)), |
| 888 | EXTRACT_32BITS(tptr+5)); |
| 889 | break; |
| 890 | |
| 891 | case LLDP_PRIVATE_8023_SUBTYPE_MTU: |
| 892 | printf("\n\t MTU size %u", EXTRACT_16BITS(tptr+4)); |
| 893 | break; |
| 894 | |
| 895 | default: |
| 896 | hexdump = TRUE; |
| 897 | break; |
| 898 | } |
| 899 | |
| 900 | return hexdump; |
| 901 | } |
| 902 | |
| 903 | /* |
| 904 | * Extract 34bits of latitude/longitude coordinates. |
| 905 | */ |
| 906 | static u_int64_t |
| 907 | lldp_extract_latlon(const u_char *tptr) |
| 908 | { |
| 909 | u_int64_t latlon; |
| 910 | |
| 911 | latlon = *tptr & 0x3; |
| 912 | latlon = (latlon << 32) | EXTRACT_32BITS(tptr+1); |
| 913 | |
| 914 | return latlon; |
| 915 | } |
| 916 | |
| 917 | /* |
| 918 | * Print private TIA extensions. |
| 919 | */ |
| 920 | static int |
| 921 | lldp_private_tia_print(const u_char *tptr, u_int tlv_len) |
| 922 | { |
| 923 | int subtype, hexdump = FALSE; |
| 924 | u_int8_t location_format; |
| 925 | u_int16_t power_val; |
| 926 | u_int lci_len; |
| 927 | u_int8_t ca_type, ca_len; |
| 928 | |
| 929 | if (tlv_len < 4) { |
| 930 | return hexdump; |
| 931 | } |
| 932 | subtype = *(tptr+3); |
| 933 | |
| 934 | printf("\n\t %s Subtype (%u)", |
| 935 | tok2str(lldp_tia_subtype_values, "unknown", subtype), |
| 936 | subtype); |
| 937 | |
| 938 | switch (subtype) { |
| 939 | case LLDP_PRIVATE_TIA_SUBTYPE_CAPABILITIES: |
| 940 | if (tlv_len < 7) { |
| 941 | return hexdump; |
| 942 | } |
| 943 | printf("\n\t Media capabilities [%s] (0x%04x)", |
| 944 | bittok2str(lldp_tia_capabilities_values, "none", |
| 945 | EXTRACT_16BITS(tptr+4)), EXTRACT_16BITS(tptr+4)); |
| 946 | printf("\n\t Device type [%s] (0x%02x)", |
| 947 | tok2str(lldp_tia_device_type_values, "unknown", *(tptr+6)), |
| 948 | *(tptr+6)); |
| 949 | break; |
| 950 | |
| 951 | case LLDP_PRIVATE_TIA_SUBTYPE_NETWORK_POLICY: |
| 952 | if (tlv_len < 8) { |
| 953 | return hexdump; |
| 954 | } |
| 955 | printf("\n\t Application type [%s] (0x%02x)", |
| 956 | tok2str(lldp_tia_application_type_values, "none", *(tptr+4)), |
| 957 | *(tptr+4)); |
| 958 | printf(", Flags [%s]", bittok2str( |
| 959 | lldp_tia_network_policy_bits_values, "none", *(tptr+5))); |
| 960 | printf("\n\t Vlan id %u", |
| 961 | LLDP_EXTRACT_NETWORK_POLICY_VLAN(EXTRACT_16BITS(tptr+5))); |
| 962 | printf(", L2 priority %u", |
| 963 | LLDP_EXTRACT_NETWORK_POLICY_L2_PRIORITY(EXTRACT_16BITS(tptr+6))); |
| 964 | printf(", DSCP value %u", |
| 965 | LLDP_EXTRACT_NETWORK_POLICY_DSCP(EXTRACT_16BITS(tptr+6))); |
| 966 | break; |
| 967 | |
| 968 | case LLDP_PRIVATE_TIA_SUBTYPE_LOCAL_ID: |
| 969 | if (tlv_len < 5) { |
| 970 | return hexdump; |
| 971 | } |
| 972 | location_format = *(tptr+4); |
| 973 | printf("\n\t Location data format %s (0x%02x)", |
| 974 | tok2str(lldp_tia_location_data_format_values, "unknown", location_format), |
| 975 | location_format); |
| 976 | |
| 977 | switch (location_format) { |
| 978 | case LLDP_TIA_LOCATION_DATA_FORMAT_COORDINATE_BASED: |
| 979 | if (tlv_len < 21) { |
| 980 | return hexdump; |
| 981 | } |
| 982 | printf("\n\t Latitude resolution %u, latitude value %" PRIu64, |
| 983 | (*(tptr+5)>>2), lldp_extract_latlon(tptr+5)); |
| 984 | printf("\n\t Longitude resolution %u, longitude value %" PRIu64, |
| 985 | (*(tptr+10)>>2), lldp_extract_latlon(tptr+10)); |
| 986 | printf("\n\t Altitude type %s (%u)", |
| 987 | tok2str(lldp_tia_location_altitude_type_values, "unknown",(*(tptr+15)>>4)), |
| 988 | (*(tptr+15)>>4)); |
| 989 | printf("\n\t Altitude resolution %u, altitude value 0x%x", |
| 990 | (EXTRACT_16BITS(tptr+15)>>6)&0x3f, |
| 991 | ((EXTRACT_32BITS(tptr+16)&0x3fffffff))); |
| 992 | printf("\n\t Datum %s (0x%02x)", |
| 993 | tok2str(lldp_tia_location_datum_type_values, "unknown", *(tptr+20)), |
| 994 | *(tptr+20)); |
| 995 | break; |
| 996 | |
| 997 | case LLDP_TIA_LOCATION_DATA_FORMAT_CIVIC_ADDRESS: |
| 998 | if (tlv_len < 6) { |
| 999 | return hexdump; |
| 1000 | } |
| 1001 | lci_len = *(tptr+5); |
| 1002 | if (lci_len < 3) { |
| 1003 | return hexdump; |
| 1004 | } |
| 1005 | if (tlv_len < 7+lci_len) { |
| 1006 | return hexdump; |
| 1007 | } |
| 1008 | printf("\n\t LCI length %u, LCI what %s (0x%02x), Country-code ", |
| 1009 | lci_len, |
| 1010 | tok2str(lldp_tia_location_lci_what_values, "unknown", *(tptr+6)), |
| 1011 | *(tptr+6)); |
| 1012 | |
| 1013 | /* Country code */ |
| 1014 | safeputs((const char *)(tptr+7), 2); |
| 1015 | |
| 1016 | lci_len = lci_len-3; |
| 1017 | tptr = tptr + 9; |
| 1018 | |
| 1019 | /* Decode each civic address element */ |
| 1020 | while (lci_len > 0) { |
| 1021 | if (lci_len < 2) { |
| 1022 | return hexdump; |
| 1023 | } |
| 1024 | ca_type = *(tptr); |
| 1025 | ca_len = *(tptr+1); |
| 1026 | |
| 1027 | tptr += 2; |
| 1028 | lci_len -= 2; |
| 1029 | |
| 1030 | printf("\n\t CA type \'%s\' (%u), length %u: ", |
| 1031 | tok2str(lldp_tia_location_lci_catype_values, "unknown", ca_type), |
| 1032 | ca_type, ca_len); |
| 1033 | |
| 1034 | /* basic sanity check */ |
| 1035 | if ( ca_type == 0 || ca_len == 0) { |
| 1036 | return hexdump; |
| 1037 | } |
| 1038 | if (lci_len < ca_len) { |
| 1039 | return hexdump; |
| 1040 | } |
| 1041 | |
| 1042 | safeputs((const char *)tptr, ca_len); |
| 1043 | tptr += ca_len; |
| 1044 | lci_len -= ca_len; |
| 1045 | } |
| 1046 | break; |
| 1047 | |
| 1048 | case LLDP_TIA_LOCATION_DATA_FORMAT_ECS_ELIN: |
| 1049 | printf("\n\t ECS ELIN id "); |
| 1050 | safeputs((const char *)tptr+5, tlv_len-5); |
| 1051 | break; |
| 1052 | |
| 1053 | default: |
| 1054 | printf("\n\t Location ID "); |
| 1055 | print_unknown_data(tptr+5, "\n\t ", tlv_len-5); |
| 1056 | } |
| 1057 | break; |
| 1058 | |
| 1059 | case LLDP_PRIVATE_TIA_SUBTYPE_EXTENDED_POWER_MDI: |
| 1060 | if (tlv_len < 7) { |
| 1061 | return hexdump; |
| 1062 | } |
| 1063 | printf("\n\t Power type [%s]", |
| 1064 | (*(tptr+4)&0xC0>>6) ? "PD device" : "PSE device"); |
| 1065 | printf(", Power source [%s]", |
| 1066 | tok2str(lldp_tia_power_source_values, "none", (*(tptr+4)&0x30)>>4)); |
| 1067 | printf("\n\t Power priority [%s] (0x%02x)", |
| 1068 | tok2str(lldp_tia_power_priority_values, "none", *(tptr+4)&0x0f), |
| 1069 | *(tptr+4)&0x0f); |
| 1070 | power_val = EXTRACT_16BITS(tptr+5); |
| 1071 | if (power_val < LLDP_TIA_POWER_VAL_MAX) { |
| 1072 | printf(", Power %.1f Watts", ((float)power_val)/10); |
| 1073 | } else { |
| 1074 | printf(", Power %u (Reserved)", power_val); |
| 1075 | } |
| 1076 | break; |
| 1077 | |
| 1078 | case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_HARDWARE_REV: |
| 1079 | case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_FIRMWARE_REV: |
| 1080 | case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SOFTWARE_REV: |
| 1081 | case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_SERIAL_NUMBER: |
| 1082 | case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MANUFACTURER_NAME: |
| 1083 | case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_MODEL_NAME: |
| 1084 | case LLDP_PRIVATE_TIA_SUBTYPE_INVENTORY_ASSET_ID: |
| 1085 | printf("\n\t %s ", |
| 1086 | tok2str(lldp_tia_inventory_values, "unknown", subtype)); |
| 1087 | safeputs((const char *)tptr+4, tlv_len-4); |
| 1088 | break; |
| 1089 | |
| 1090 | default: |
| 1091 | hexdump = TRUE; |
| 1092 | break; |
| 1093 | } |
| 1094 | |
| 1095 | return hexdump; |
| 1096 | } |
| 1097 | |
| 1098 | /* |
| 1099 | * Print DCBX Protocol fields (V 1.01). |
| 1100 | */ |
| 1101 | static int |
| 1102 | lldp_private_dcbx_print(const u_char *pptr, u_int len) |
| 1103 | { |
| 1104 | int subtype, hexdump = FALSE; |
| 1105 | u_int8_t tval; |
| 1106 | u_int16_t tlv; |
| 1107 | u_int32_t i, pgval, uval; |
| 1108 | u_int tlen, tlv_type, tlv_len; |
| 1109 | const u_char *tptr, *mptr; |
| 1110 | |
| 1111 | if (len < 4) { |
| 1112 | return hexdump; |
| 1113 | } |
| 1114 | subtype = *(pptr+3); |
| 1115 | |
| 1116 | printf("\n\t %s Subtype (%u)", |
| 1117 | tok2str(lldp_dcbx_subtype_values, "unknown", subtype), |
| 1118 | subtype); |
| 1119 | |
| 1120 | /* by passing old version */ |
| 1121 | if (subtype == LLDP_DCBX_SUBTYPE_1) |
| 1122 | return TRUE; |
| 1123 | |
| 1124 | tptr = pptr + 4; |
| 1125 | tlen = len - 4; |
| 1126 | |
| 1127 | while (tlen >= sizeof(tlv)) { |
| 1128 | |
| 1129 | TCHECK2(*tptr, sizeof(tlv)); |
| 1130 | |
| 1131 | tlv = EXTRACT_16BITS(tptr); |
| 1132 | |
| 1133 | tlv_type = LLDP_EXTRACT_TYPE(tlv); |
| 1134 | tlv_len = LLDP_EXTRACT_LEN(tlv); |
| 1135 | hexdump = FALSE; |
| 1136 | |
| 1137 | tlen -= sizeof(tlv); |
| 1138 | tptr += sizeof(tlv); |
| 1139 | |
| 1140 | /* loop check */ |
| 1141 | if (!tlv_type || !tlv_len) { |
| 1142 | break; |
| 1143 | } |
| 1144 | |
| 1145 | TCHECK2(*tptr, tlv_len); |
| 1146 | if (tlen < tlv_len) { |
| 1147 | goto trunc; |
| 1148 | } |
| 1149 | |
| 1150 | /* decode every tlv */ |
| 1151 | switch (tlv_type) { |
| 1152 | case LLDP_DCBX_CONTROL_TLV: |
| 1153 | if (tlv_len < 10) { |
| 1154 | goto trunc; |
| 1155 | } |
| 1156 | printf("\n\t Control - Protocol Control (type 0x%x, length %d)", |
| 1157 | LLDP_DCBX_CONTROL_TLV, tlv_len); |
| 1158 | printf("\n\t Oper_Version: %d", *tptr); |
| 1159 | printf("\n\t Max_Version: %d", *(tptr+1)); |
| 1160 | printf("\n\t Sequence Number: %d", EXTRACT_32BITS(tptr+2)); |
| 1161 | printf("\n\t Acknowledgement Number: %d", |
| 1162 | EXTRACT_32BITS(tptr+6)); |
| 1163 | break; |
| 1164 | case LLDP_DCBX_PRIORITY_GROUPS_TLV: |
| 1165 | if (tlv_len < 17) { |
| 1166 | goto trunc; |
| 1167 | } |
| 1168 | printf("\n\t Feature - Priority Group (type 0x%x, length %d)", |
| 1169 | LLDP_DCBX_PRIORITY_GROUPS_TLV, tlv_len); |
| 1170 | printf("\n\t Oper_Version: %d", *tptr); |
| 1171 | printf("\n\t Max_Version: %d", *(tptr+1)); |
| 1172 | printf("\n\t Info block(0x%02X): ", *(tptr+2)); |
| 1173 | tval = *(tptr+2); |
| 1174 | printf("Enable bit: %d, Willing bit: %d, Error Bit: %d", |
| 1175 | (tval & 0x80) ? 1 : 0, (tval & 0x40) ? 1 : 0, |
| 1176 | (tval & 0x20) ? 1 : 0); |
| 1177 | printf("\n\t SubType: %d", *(tptr+3)); |
| 1178 | printf("\n\t Priority Allocation"); |
| 1179 | |
| 1180 | pgval = EXTRACT_32BITS(tptr+4); |
| 1181 | for (i = 0; i <= 7; i++) { |
| 1182 | tval = *(tptr+4+(i/2)); |
| 1183 | printf("\n\t PgId_%d: %d", |
| 1184 | i, (pgval >> (28-4*i)) & 0xF); |
| 1185 | } |
| 1186 | printf("\n\t Priority Group Allocation"); |
| 1187 | for (i = 0; i <= 7; i++) |
| 1188 | printf("\n\t Pg percentage[%d]: %d", i, *(tptr+8+i)); |
| 1189 | printf("\n\t NumTCsSupported: %d", *(tptr+8+8)); |
| 1190 | break; |
| 1191 | case LLDP_DCBX_PRIORITY_FLOW_CONTROL_TLV: |
| 1192 | if (tlv_len < 6) { |
| 1193 | goto trunc; |
| 1194 | } |
| 1195 | printf("\n\t Feature - Priority Flow Control"); |
| 1196 | printf(" (type 0x%x, length %d)", |
| 1197 | LLDP_DCBX_PRIORITY_FLOW_CONTROL_TLV, tlv_len); |
| 1198 | printf("\n\t Oper_Version: %d", *tptr); |
| 1199 | printf("\n\t Max_Version: %d", *(tptr+1)); |
| 1200 | printf("\n\t Info block(0x%02X): ", *(tptr+2)); |
| 1201 | tval = *(tptr+2); |
| 1202 | printf("Enable bit: %d, Willing bit: %d, Error Bit: %d", |
| 1203 | (tval & 0x80) ? 1 : 0, (tval & 0x40) ? 1 : 0, |
| 1204 | (tval & 0x20) ? 1 : 0); |
| 1205 | printf("\n\t SubType: %d", *(tptr+3)); |
| 1206 | tval = *(tptr+4); |
| 1207 | printf("\n\t PFC Config (0x%02X)", *(tptr+4)); |
| 1208 | for (i = 0; i <= 7; i++) |
| 1209 | printf("\n\t Priority Bit %d: %s", |
| 1210 | i, (tval & (1 << i)) ? "Enabled" : "Disabled"); |
| 1211 | printf("\n\t NumTCPFCSupported: %d", *(tptr+5)); |
| 1212 | break; |
| 1213 | case LLDP_DCBX_APPLICATION_TLV: |
| 1214 | if (tlv_len < 4) { |
| 1215 | goto trunc; |
| 1216 | } |
| 1217 | printf("\n\t Feature - Application (type 0x%x, length %d)", |
| 1218 | LLDP_DCBX_APPLICATION_TLV, tlv_len); |
| 1219 | printf("\n\t Oper_Version: %d", *tptr); |
| 1220 | printf("\n\t Max_Version: %d", *(tptr+1)); |
| 1221 | printf("\n\t Info block(0x%02X): ", *(tptr+2)); |
| 1222 | tval = *(tptr+2); |
| 1223 | printf("Enable bit: %d, Willing bit: %d, Error Bit: %d", |
| 1224 | (tval & 0x80) ? 1 : 0, (tval & 0x40) ? 1 : 0, |
| 1225 | (tval & 0x20) ? 1 : 0); |
| 1226 | printf("\n\t SubType: %d", *(tptr+3)); |
| 1227 | tval = tlv_len - 4; |
| 1228 | mptr = tptr + 4; |
| 1229 | while (tval >= 6) { |
| 1230 | printf("\n\t Application Value"); |
| 1231 | printf("\n\t Application Protocol ID: 0x%04x", |
| 1232 | EXTRACT_16BITS(mptr)); |
| 1233 | uval = EXTRACT_24BITS(mptr+2); |
| 1234 | printf("\n\t SF (0x%x) Application Protocol ID is %s", |
| 1235 | (uval >> 22), |
| 1236 | (uval >> 22) ? "Socket Number" : "L2 EtherType"); |
| 1237 | printf("\n\t OUI: 0x%06x", uval & 0x3fffff); |
| 1238 | printf("\n\t User Priority Map: 0x%02x", *(mptr+5)); |
| 1239 | tval = tval - 6; |
| 1240 | mptr = mptr + 6; |
| 1241 | } |
| 1242 | break; |
| 1243 | default: |
| 1244 | hexdump = TRUE; |
| 1245 | break; |
| 1246 | } |
| 1247 | |
| 1248 | /* do we also want to see a hex dump ? */ |
| 1249 | if (vflag > 1 || (vflag && hexdump)) { |
| 1250 | print_unknown_data(tptr,"\n\t ", tlv_len); |
| 1251 | } |
| 1252 | |
| 1253 | tlen -= tlv_len; |
| 1254 | tptr += tlv_len; |
| 1255 | } |
| 1256 | |
| 1257 | trunc: |
| 1258 | return hexdump; |
| 1259 | } |
| 1260 | |
| 1261 | static char * |
| 1262 | lldp_network_addr_print(const u_char *tptr, u_int len) { |
| 1263 | |
| 1264 | u_int8_t af; |
| 1265 | static char buf[BUFSIZE]; |
| 1266 | const char * (*pfunc)(const u_char *); |
| 1267 | |
| 1268 | if (len < 1) |
| 1269 | return NULL; |
| 1270 | len--; |
| 1271 | af = *tptr; |
| 1272 | switch (af) { |
| 1273 | case AFNUM_INET: |
| 1274 | if (len < 4) |
| 1275 | return NULL; |
| 1276 | pfunc = getname; |
| 1277 | break; |
| 1278 | #ifdef INET6 |
| 1279 | case AFNUM_INET6: |
| 1280 | if (len < 16) |
| 1281 | return NULL; |
| 1282 | pfunc = getname6; |
| 1283 | break; |
| 1284 | #endif |
| 1285 | case AFNUM_802: |
| 1286 | if (len < 6) |
| 1287 | return NULL; |
| 1288 | pfunc = etheraddr_string; |
| 1289 | break; |
| 1290 | default: |
| 1291 | pfunc = NULL; |
| 1292 | break; |
| 1293 | } |
| 1294 | |
| 1295 | if (!pfunc) { |
| 1296 | snprintf(buf, sizeof(buf), "AFI %s (%u), no AF printer !", |
| 1297 | tok2str(af_values, "Unknown", af), af); |
| 1298 | } else { |
| 1299 | snprintf(buf, sizeof(buf), "AFI %s (%u): %s", |
| 1300 | tok2str(af_values, "Unknown", af), af, (*pfunc)(tptr+1)); |
| 1301 | } |
| 1302 | |
| 1303 | return buf; |
| 1304 | } |
| 1305 | |
| 1306 | static int |
| 1307 | lldp_mgmt_addr_tlv_print(const u_char *pptr, u_int len) { |
| 1308 | |
| 1309 | u_int8_t mgmt_addr_len, intf_num_subtype, oid_len; |
| 1310 | const u_char *tptr; |
| 1311 | u_int tlen; |
| 1312 | char *mgmt_addr; |
| 1313 | |
| 1314 | tlen = len; |
| 1315 | tptr = pptr; |
| 1316 | |
| 1317 | if (tlen < 1) { |
| 1318 | return 0; |
| 1319 | } |
| 1320 | mgmt_addr_len = *tptr++; |
| 1321 | tlen--; |
| 1322 | |
| 1323 | if (tlen < mgmt_addr_len) { |
| 1324 | return 0; |
| 1325 | } |
| 1326 | |
| 1327 | mgmt_addr = lldp_network_addr_print(tptr, mgmt_addr_len); |
| 1328 | if (mgmt_addr == NULL) { |
| 1329 | return 0; |
| 1330 | } |
| 1331 | printf("\n\t Management Address length %u, %s", |
| 1332 | mgmt_addr_len, mgmt_addr); |
| 1333 | tptr += mgmt_addr_len; |
| 1334 | tlen -= mgmt_addr_len; |
| 1335 | |
| 1336 | if (tlen < LLDP_INTF_NUM_LEN) { |
| 1337 | return 0; |
| 1338 | } |
| 1339 | |
| 1340 | intf_num_subtype = *tptr; |
| 1341 | printf("\n\t %s Interface Numbering (%u): %u", |
| 1342 | tok2str(lldp_intf_numb_subtype_values, "Unknown", intf_num_subtype), |
| 1343 | intf_num_subtype, |
| 1344 | EXTRACT_32BITS(tptr+1)); |
| 1345 | |
| 1346 | tptr += LLDP_INTF_NUM_LEN; |
| 1347 | tlen -= LLDP_INTF_NUM_LEN; |
| 1348 | |
| 1349 | /* |
| 1350 | * The OID is optional. |
| 1351 | */ |
| 1352 | if (tlen) { |
| 1353 | oid_len = *tptr; |
| 1354 | |
| 1355 | if (tlen < oid_len) { |
| 1356 | return 0; |
| 1357 | } |
| 1358 | if (oid_len) { |
| 1359 | printf("\n\t OID length %u", oid_len); |
| 1360 | safeputs((const char *)tptr+1, oid_len); |
| 1361 | } |
| 1362 | } |
| 1363 | |
| 1364 | return 1; |
| 1365 | } |
| 1366 | |
| 1367 | void |
| 1368 | lldp_print(register const u_char *pptr, register u_int len) { |
| 1369 | |
| 1370 | u_int8_t subtype; |
| 1371 | u_int16_t tlv, cap, ena_cap; |
| 1372 | u_int oui, tlen, hexdump, tlv_type, tlv_len; |
| 1373 | const u_char *tptr; |
| 1374 | char *network_addr; |
| 1375 | |
| 1376 | tptr = pptr; |
| 1377 | tlen = len; |
| 1378 | |
| 1379 | printf("LLDP, length %u", len); |
| 1380 | |
| 1381 | while (tlen >= sizeof(tlv)) { |
| 1382 | |
| 1383 | TCHECK2(*tptr, sizeof(tlv)); |
| 1384 | |
| 1385 | tlv = EXTRACT_16BITS(tptr); |
| 1386 | |
| 1387 | tlv_type = LLDP_EXTRACT_TYPE(tlv); |
| 1388 | tlv_len = LLDP_EXTRACT_LEN(tlv); |
| 1389 | hexdump = FALSE; |
| 1390 | |
| 1391 | tlen -= sizeof(tlv); |
| 1392 | tptr += sizeof(tlv); |
| 1393 | |
| 1394 | if (vflag) { |
| 1395 | printf("\n\t%s TLV (%u), length %u", |
| 1396 | tok2str(lldp_tlv_values, "Unknown", tlv_type), |
| 1397 | tlv_type, tlv_len); |
| 1398 | } |
| 1399 | |
| 1400 | /* infinite loop check */ |
| 1401 | if (!tlv_type || !tlv_len) { |
| 1402 | break; |
| 1403 | } |
| 1404 | |
| 1405 | TCHECK2(*tptr, tlv_len); |
| 1406 | if (tlen < tlv_len) { |
| 1407 | goto trunc; |
| 1408 | } |
| 1409 | |
| 1410 | switch (tlv_type) { |
| 1411 | |
| 1412 | case LLDP_CHASSIS_ID_TLV: |
| 1413 | if (vflag) { |
| 1414 | if (tlv_len < 2) { |
| 1415 | goto trunc; |
| 1416 | } |
| 1417 | subtype = *tptr; |
| 1418 | printf("\n\t Subtype %s (%u): ", |
| 1419 | tok2str(lldp_chassis_subtype_values, "Unknown", subtype), |
| 1420 | subtype); |
| 1421 | |
| 1422 | switch (subtype) { |
| 1423 | case LLDP_CHASSIS_MAC_ADDR_SUBTYPE: |
| 1424 | if (tlv_len < 1+6) { |
| 1425 | goto trunc; |
| 1426 | } |
| 1427 | printf("%s", etheraddr_string(tptr+1)); |
| 1428 | break; |
| 1429 | |
| 1430 | case LLDP_CHASSIS_INTF_NAME_SUBTYPE: /* fall through */ |
| 1431 | case LLDP_CHASSIS_LOCAL_SUBTYPE: |
| 1432 | case LLDP_CHASSIS_CHASSIS_COMP_SUBTYPE: |
| 1433 | case LLDP_CHASSIS_INTF_ALIAS_SUBTYPE: |
| 1434 | case LLDP_CHASSIS_PORT_COMP_SUBTYPE: |
| 1435 | safeputs((const char *)tptr+1, tlv_len-1); |
| 1436 | break; |
| 1437 | |
| 1438 | case LLDP_CHASSIS_NETWORK_ADDR_SUBTYPE: |
| 1439 | network_addr = lldp_network_addr_print(tptr+1, tlv_len-1); |
| 1440 | if (network_addr == NULL) { |
| 1441 | goto trunc; |
| 1442 | } |
| 1443 | printf("%s", network_addr); |
| 1444 | break; |
| 1445 | |
| 1446 | default: |
| 1447 | hexdump = TRUE; |
| 1448 | break; |
| 1449 | } |
| 1450 | } |
| 1451 | break; |
| 1452 | |
| 1453 | case LLDP_PORT_ID_TLV: |
| 1454 | if (vflag) { |
| 1455 | if (tlv_len < 2) { |
| 1456 | goto trunc; |
| 1457 | } |
| 1458 | subtype = *tptr; |
| 1459 | printf("\n\t Subtype %s (%u): ", |
| 1460 | tok2str(lldp_port_subtype_values, "Unknown", subtype), |
| 1461 | subtype); |
| 1462 | |
| 1463 | switch (subtype) { |
| 1464 | case LLDP_PORT_MAC_ADDR_SUBTYPE: |
| 1465 | if (tlv_len < 1+6) { |
| 1466 | goto trunc; |
| 1467 | } |
| 1468 | printf("%s", etheraddr_string(tptr+1)); |
| 1469 | break; |
| 1470 | |
| 1471 | case LLDP_PORT_INTF_NAME_SUBTYPE: /* fall through */ |
| 1472 | case LLDP_PORT_LOCAL_SUBTYPE: |
| 1473 | case LLDP_PORT_AGENT_CIRC_ID_SUBTYPE: |
| 1474 | case LLDP_PORT_INTF_ALIAS_SUBTYPE: |
| 1475 | case LLDP_PORT_PORT_COMP_SUBTYPE: |
| 1476 | safeputs((const char *)tptr+1, tlv_len-1); |
| 1477 | break; |
| 1478 | |
| 1479 | case LLDP_PORT_NETWORK_ADDR_SUBTYPE: |
| 1480 | network_addr = lldp_network_addr_print(tptr+1, tlv_len-1); |
| 1481 | if (network_addr == NULL) { |
| 1482 | goto trunc; |
| 1483 | } |
| 1484 | printf("%s", network_addr); |
| 1485 | break; |
| 1486 | |
| 1487 | default: |
| 1488 | hexdump = TRUE; |
| 1489 | break; |
| 1490 | } |
| 1491 | } |
| 1492 | break; |
| 1493 | |
| 1494 | case LLDP_TTL_TLV: |
| 1495 | if (vflag) { |
| 1496 | if (tlv_len < 2) { |
| 1497 | goto trunc; |
| 1498 | } |
| 1499 | printf(": TTL %us", EXTRACT_16BITS(tptr)); |
| 1500 | } |
| 1501 | break; |
| 1502 | |
| 1503 | case LLDP_PORT_DESCR_TLV: |
| 1504 | if (vflag) { |
| 1505 | printf(": "); |
| 1506 | safeputs((const char *)tptr, tlv_len); |
| 1507 | } |
| 1508 | break; |
| 1509 | |
| 1510 | case LLDP_SYSTEM_NAME_TLV: |
| 1511 | /* |
| 1512 | * The system name is also print in non-verbose mode |
| 1513 | * similar to the CDP printer. |
| 1514 | */ |
| 1515 | printf(": "); |
| 1516 | safeputs((const char *)tptr, tlv_len); |
| 1517 | break; |
| 1518 | |
| 1519 | case LLDP_SYSTEM_DESCR_TLV: |
| 1520 | if (vflag) { |
| 1521 | printf("\n\t "); |
| 1522 | safeputs((const char *)tptr, tlv_len); |
| 1523 | } |
| 1524 | break; |
| 1525 | |
| 1526 | case LLDP_SYSTEM_CAP_TLV: |
| 1527 | if (vflag) { |
| 1528 | /* |
| 1529 | * XXX - IEEE Std 802.1AB-2009 says the first octet |
| 1530 | * if a chassis ID subtype, with the system |
| 1531 | * capabilities and enabled capabilities following |
| 1532 | * it. |
| 1533 | */ |
| 1534 | if (tlv_len < 4) { |
| 1535 | goto trunc; |
| 1536 | } |
| 1537 | cap = EXTRACT_16BITS(tptr); |
| 1538 | ena_cap = EXTRACT_16BITS(tptr+2); |
| 1539 | printf("\n\t System Capabilities [%s] (0x%04x)", |
| 1540 | bittok2str(lldp_cap_values, "none", cap), cap); |
| 1541 | printf("\n\t Enabled Capabilities [%s] (0x%04x)", |
| 1542 | bittok2str(lldp_cap_values, "none", ena_cap), ena_cap); |
| 1543 | } |
| 1544 | break; |
| 1545 | |
| 1546 | case LLDP_MGMT_ADDR_TLV: |
| 1547 | if (vflag) { |
| 1548 | if (!lldp_mgmt_addr_tlv_print(tptr, tlv_len)) { |
| 1549 | goto trunc; |
| 1550 | } |
| 1551 | } |
| 1552 | break; |
| 1553 | |
| 1554 | case LLDP_PRIVATE_TLV: |
| 1555 | if (vflag) { |
| 1556 | if (tlv_len < 3) { |
| 1557 | goto trunc; |
| 1558 | } |
| 1559 | oui = EXTRACT_24BITS(tptr); |
| 1560 | printf(": OUI %s (0x%06x)", tok2str(oui_values, "Unknown", oui), oui); |
| 1561 | |
| 1562 | switch (oui) { |
| 1563 | case OUI_IEEE_8021_PRIVATE: |
| 1564 | hexdump = lldp_private_8021_print(tptr, tlv_len); |
| 1565 | break; |
| 1566 | case OUI_IEEE_8023_PRIVATE: |
| 1567 | hexdump = lldp_private_8023_print(tptr, tlv_len); |
| 1568 | break; |
| 1569 | case OUI_TIA: |
| 1570 | hexdump = lldp_private_tia_print(tptr, tlv_len); |
| 1571 | break; |
| 1572 | case OUI_DCBX: |
| 1573 | hexdump = lldp_private_dcbx_print(tptr, tlv_len); |
| 1574 | break; |
| 1575 | default: |
| 1576 | hexdump = TRUE; |
| 1577 | break; |
| 1578 | } |
| 1579 | } |
| 1580 | break; |
| 1581 | |
| 1582 | default: |
| 1583 | hexdump = TRUE; |
| 1584 | break; |
| 1585 | } |
| 1586 | |
| 1587 | /* do we also want to see a hex dump ? */ |
| 1588 | if (vflag > 1 || (vflag && hexdump)) { |
| 1589 | print_unknown_data(tptr,"\n\t ", tlv_len); |
| 1590 | } |
| 1591 | |
| 1592 | tlen -= tlv_len; |
| 1593 | tptr += tlv_len; |
| 1594 | } |
| 1595 | return; |
| 1596 | trunc: |
| 1597 | printf("\n\t[|LLDP]"); |
| 1598 | } |
| 1599 | |
| 1600 | /* |
| 1601 | * Local Variables: |
| 1602 | * c-style: whitesmith |
| 1603 | * c-basic-offset: 4 |
| 1604 | * End: |
| 1605 | */ |