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 * Original code by Hannes Gredler (hannes (at) juniper.net) 16 */ 17 18 #ifndef lint 19 static const char rcsid[] _U_ = 20 "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.33.2.15 2007/09/13 17:33:54 guy Exp $"; 21 #endif 22 23 #ifdef HAVE_CONFIG_H 24 #include "config.h" 25 #endif 26 27 #include <tcpdump-stdinc.h> 28 29 #include <stdio.h> 30 #include <stdlib.h> 31 #include <string.h> 32 33 #include "interface.h" 34 #include "extract.h" 35 #include "addrtoname.h" 36 #include "ethertype.h" 37 #include "gmpls.h" 38 #include "af.h" 39 40 /* 41 * RFC 2205 common header 42 * 43 * 0 1 2 3 44 * +-------------+-------------+-------------+-------------+ 45 * | Vers | Flags| Msg Type | RSVP Checksum | 46 * +-------------+-------------+-------------+-------------+ 47 * | Send_TTL | (Reserved) | RSVP Length | 48 * +-------------+-------------+-------------+-------------+ 49 * 50 */ 51 52 struct rsvp_common_header { 53 u_int8_t version_flags; 54 u_int8_t msg_type; 55 u_int8_t checksum[2]; 56 u_int8_t ttl; 57 u_int8_t reserved; 58 u_int8_t length[2]; 59 }; 60 61 /* 62 * RFC2205 object header 63 * 64 * 65 * 0 1 2 3 66 * +-------------+-------------+-------------+-------------+ 67 * | Length (bytes) | Class-Num | C-Type | 68 * +-------------+-------------+-------------+-------------+ 69 * | | 70 * // (Object contents) // 71 * | | 72 * +-------------+-------------+-------------+-------------+ 73 */ 74 75 struct rsvp_object_header { 76 u_int8_t length[2]; 77 u_int8_t class_num; 78 u_int8_t ctype; 79 }; 80 81 #define RSVP_VERSION 1 82 #define RSVP_EXTRACT_VERSION(x) (((x)&0xf0)>>4) 83 #define RSVP_EXTRACT_FLAGS(x) ((x)&0x0f) 84 85 #define RSVP_MSGTYPE_PATH 1 86 #define RSVP_MSGTYPE_RESV 2 87 #define RSVP_MSGTYPE_PATHERR 3 88 #define RSVP_MSGTYPE_RESVERR 4 89 #define RSVP_MSGTYPE_PATHTEAR 5 90 #define RSVP_MSGTYPE_RESVTEAR 6 91 #define RSVP_MSGTYPE_RESVCONF 7 92 #define RSVP_MSGTYPE_AGGREGATE 12 93 #define RSVP_MSGTYPE_ACK 13 94 #define RSVP_MSGTYPE_HELLO_OLD 14 /* ancient Hellos */ 95 #define RSVP_MSGTYPE_SREFRESH 15 96 #define RSVP_MSGTYPE_HELLO 20 97 98 static const struct tok rsvp_msg_type_values[] = { 99 { RSVP_MSGTYPE_PATH, "Path" }, 100 { RSVP_MSGTYPE_RESV, "Resv" }, 101 { RSVP_MSGTYPE_PATHERR, "PathErr" }, 102 { RSVP_MSGTYPE_RESVERR, "ResvErr" }, 103 { RSVP_MSGTYPE_PATHTEAR, "PathTear" }, 104 { RSVP_MSGTYPE_RESVTEAR, "ResvTear" }, 105 { RSVP_MSGTYPE_RESVCONF, "ResvConf" }, 106 { RSVP_MSGTYPE_AGGREGATE, "Aggregate" }, 107 { RSVP_MSGTYPE_ACK, "Acknowledgement" }, 108 { RSVP_MSGTYPE_HELLO_OLD, "Hello (Old)" }, 109 { RSVP_MSGTYPE_SREFRESH, "Refresh" }, 110 { RSVP_MSGTYPE_HELLO, "Hello" }, 111 { 0, NULL} 112 }; 113 114 static const struct tok rsvp_header_flag_values[] = { 115 { 0x01, "Refresh reduction capable" }, /* rfc2961 */ 116 { 0, NULL} 117 }; 118 119 #define RSVP_OBJ_SESSION 1 /* rfc2205 */ 120 #define RSVP_OBJ_RSVP_HOP 3 /* rfc2205, rfc3473 */ 121 #define RSVP_OBJ_INTEGRITY 4 /* rfc2747 */ 122 #define RSVP_OBJ_TIME_VALUES 5 /* rfc2205 */ 123 #define RSVP_OBJ_ERROR_SPEC 6 124 #define RSVP_OBJ_SCOPE 7 125 #define RSVP_OBJ_STYLE 8 /* rfc2205 */ 126 #define RSVP_OBJ_FLOWSPEC 9 /* rfc2215 */ 127 #define RSVP_OBJ_FILTERSPEC 10 /* rfc2215 */ 128 #define RSVP_OBJ_SENDER_TEMPLATE 11 129 #define RSVP_OBJ_SENDER_TSPEC 12 /* rfc2215 */ 130 #define RSVP_OBJ_ADSPEC 13 /* rfc2215 */ 131 #define RSVP_OBJ_POLICY_DATA 14 132 #define RSVP_OBJ_CONFIRM 15 /* rfc2205 */ 133 #define RSVP_OBJ_LABEL 16 /* rfc3209 */ 134 #define RSVP_OBJ_LABEL_REQ 19 /* rfc3209 */ 135 #define RSVP_OBJ_ERO 20 /* rfc3209 */ 136 #define RSVP_OBJ_RRO 21 /* rfc3209 */ 137 #define RSVP_OBJ_HELLO 22 /* rfc3209 */ 138 #define RSVP_OBJ_MESSAGE_ID 23 /* rfc2961 */ 139 #define RSVP_OBJ_MESSAGE_ID_ACK 24 /* rfc2961 */ 140 #define RSVP_OBJ_MESSAGE_ID_LIST 25 /* rfc2961 */ 141 #define RSVP_OBJ_RECOVERY_LABEL 34 /* rfc3473 */ 142 #define RSVP_OBJ_UPSTREAM_LABEL 35 /* rfc3473 */ 143 #define RSVP_OBJ_LABEL_SET 36 /* rfc3473 */ 144 #define RSVP_OBJ_PROTECTION 37 /* rfc3473 */ 145 #define RSVP_OBJ_DETOUR 63 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07 */ 146 #define RSVP_OBJ_CLASSTYPE 66 /* rfc4124 */ 147 #define RSVP_OBJ_CLASSTYPE_OLD 125 /* draft-ietf-tewg-diff-te-proto-07 */ 148 #define RSVP_OBJ_SUGGESTED_LABEL 129 /* rfc3473 */ 149 #define RSVP_OBJ_ACCEPT_LABEL_SET 130 /* rfc3473 */ 150 #define RSVP_OBJ_RESTART_CAPABILITY 131 /* rfc3473 */ 151 #define RSVP_OBJ_NOTIFY_REQ 195 /* rfc3473 */ 152 #define RSVP_OBJ_ADMIN_STATUS 196 /* rfc3473 */ 153 #define RSVP_OBJ_PROPERTIES 204 /* juniper proprietary */ 154 #define RSVP_OBJ_FASTREROUTE 205 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07 */ 155 #define RSVP_OBJ_SESSION_ATTRIBUTE 207 /* rfc3209 */ 156 #define RSVP_OBJ_GENERALIZED_UNI 229 /* OIF RSVP extensions UNI 1.0 Signaling, Rel. 2 */ 157 #define RSVP_OBJ_CALL_ID 230 /* rfc3474 */ 158 #define RSVP_OBJ_CALL_OPS 236 /* rfc3474 */ 159 160 static const struct tok rsvp_obj_values[] = { 161 { RSVP_OBJ_SESSION, "Session" }, 162 { RSVP_OBJ_RSVP_HOP, "RSVP Hop" }, 163 { RSVP_OBJ_INTEGRITY, "Integrity" }, 164 { RSVP_OBJ_TIME_VALUES, "Time Values" }, 165 { RSVP_OBJ_ERROR_SPEC, "Error Spec" }, 166 { RSVP_OBJ_SCOPE, "Scope" }, 167 { RSVP_OBJ_STYLE, "Style" }, 168 { RSVP_OBJ_FLOWSPEC, "Flowspec" }, 169 { RSVP_OBJ_FILTERSPEC, "FilterSpec" }, 170 { RSVP_OBJ_SENDER_TEMPLATE, "Sender Template" }, 171 { RSVP_OBJ_SENDER_TSPEC, "Sender TSpec" }, 172 { RSVP_OBJ_ADSPEC, "Adspec" }, 173 { RSVP_OBJ_POLICY_DATA, "Policy Data" }, 174 { RSVP_OBJ_CONFIRM, "Confirm" }, 175 { RSVP_OBJ_LABEL, "Label" }, 176 { RSVP_OBJ_LABEL_REQ, "Label Request" }, 177 { RSVP_OBJ_ERO, "ERO" }, 178 { RSVP_OBJ_RRO, "RRO" }, 179 { RSVP_OBJ_HELLO, "Hello" }, 180 { RSVP_OBJ_MESSAGE_ID, "Message ID" }, 181 { RSVP_OBJ_MESSAGE_ID_ACK, "Message ID Ack" }, 182 { RSVP_OBJ_MESSAGE_ID_LIST, "Message ID List" }, 183 { RSVP_OBJ_RECOVERY_LABEL, "Recovery Label" }, 184 { RSVP_OBJ_UPSTREAM_LABEL, "Upstream Label" }, 185 { RSVP_OBJ_LABEL_SET, "Label Set" }, 186 { RSVP_OBJ_ACCEPT_LABEL_SET, "Acceptable Label Set" }, 187 { RSVP_OBJ_DETOUR, "Detour" }, 188 { RSVP_OBJ_CLASSTYPE, "Class Type" }, 189 { RSVP_OBJ_CLASSTYPE_OLD, "Class Type (old)" }, 190 { RSVP_OBJ_SUGGESTED_LABEL, "Suggested Label" }, 191 { RSVP_OBJ_PROPERTIES, "Properties" }, 192 { RSVP_OBJ_FASTREROUTE, "Fast Re-Route" }, 193 { RSVP_OBJ_SESSION_ATTRIBUTE, "Session Attribute" }, 194 { RSVP_OBJ_GENERALIZED_UNI, "Generalized UNI" }, 195 { RSVP_OBJ_CALL_ID, "Call-ID" }, 196 { RSVP_OBJ_CALL_OPS, "Call Capability" }, 197 { RSVP_OBJ_RESTART_CAPABILITY, "Restart Capability" }, 198 { RSVP_OBJ_NOTIFY_REQ, "Notify Request" }, 199 { RSVP_OBJ_PROTECTION, "Protection" }, 200 { RSVP_OBJ_ADMIN_STATUS, "Administrative Status" }, 201 { 0, NULL} 202 }; 203 204 #define RSVP_CTYPE_IPV4 1 205 #define RSVP_CTYPE_IPV6 2 206 #define RSVP_CTYPE_TUNNEL_IPV4 7 207 #define RSVP_CTYPE_TUNNEL_IPV6 8 208 #define RSVP_CTYPE_UNI_IPV4 11 /* OIF RSVP extensions UNI 1.0 Signaling Rel. 2 */ 209 #define RSVP_CTYPE_1 1 210 #define RSVP_CTYPE_2 2 211 #define RSVP_CTYPE_3 3 212 #define RSVP_CTYPE_4 4 213 214 /* 215 * the ctypes are not globally unique so for 216 * translating it to strings we build a table based 217 * on objects offsetted by the ctype 218 */ 219 220 static const struct tok rsvp_ctype_values[] = { 221 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV4, "IPv4" }, 222 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV6, "IPv6" }, 223 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" }, 224 { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" }, 225 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV4, "IPv4" }, 226 { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV6, "IPv6" }, 227 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV4, "IPv4" }, 228 { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV6, "IPv6" }, 229 { 256*RSVP_OBJ_TIME_VALUES+RSVP_CTYPE_1, "1" }, 230 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_1, "obsolete" }, 231 { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_2, "IntServ" }, 232 { 256*RSVP_OBJ_SENDER_TSPEC+RSVP_CTYPE_2, "IntServ" }, 233 { 256*RSVP_OBJ_ADSPEC+RSVP_CTYPE_2, "IntServ" }, 234 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV4, "IPv4" }, 235 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV6, "IPv6" }, 236 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_3, "IPv6 Flow-label" }, 237 { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, 238 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV4, "IPv4" }, 239 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV6, "IPv6" }, 240 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, 241 { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_UNI_IPV4, "UNI IPv4" }, 242 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV4, "IPv4" }, 243 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV6, "IPv6" }, 244 { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, 245 { 256*RSVP_OBJ_MESSAGE_ID+RSVP_CTYPE_1, "1" }, 246 { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_1, "Message id ack" }, 247 { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_2, "Message id nack" }, 248 { 256*RSVP_OBJ_MESSAGE_ID_LIST+RSVP_CTYPE_1, "1" }, 249 { 256*RSVP_OBJ_STYLE+RSVP_CTYPE_1, "1" }, 250 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_1, "Hello Request" }, 251 { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_2, "Hello Ack" }, 252 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_1, "without label range" }, 253 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_2, "with ATM label range" }, 254 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_3, "with FR label range" }, 255 { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_4, "Generalized Label" }, 256 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_1, "Label" }, 257 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_2, "Generalized Label" }, 258 { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, 259 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_1, "Label" }, 260 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_2, "Generalized Label" }, 261 { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, 262 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_1, "Label" }, 263 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_2, "Generalized Label" }, 264 { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, 265 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_1, "Label" }, 266 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_2, "Generalized Label" }, 267 { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, 268 { 256*RSVP_OBJ_ERO+RSVP_CTYPE_IPV4, "IPv4" }, 269 { 256*RSVP_OBJ_RRO+RSVP_CTYPE_IPV4, "IPv4" }, 270 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV4, "IPv4" }, 271 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV6, "IPv6" }, 272 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" }, 273 { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" }, 274 { 256*RSVP_OBJ_RESTART_CAPABILITY+RSVP_CTYPE_1, "IPv4" }, 275 { 256*RSVP_OBJ_SESSION_ATTRIBUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, 276 { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, /* old style*/ 277 { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_1, "1" }, /* new style */ 278 { 256*RSVP_OBJ_DETOUR+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, 279 { 256*RSVP_OBJ_PROPERTIES+RSVP_CTYPE_1, "1" }, 280 { 256*RSVP_OBJ_ADMIN_STATUS+RSVP_CTYPE_1, "1" }, 281 { 256*RSVP_OBJ_CLASSTYPE+RSVP_CTYPE_1, "1" }, 282 { 256*RSVP_OBJ_CLASSTYPE_OLD+RSVP_CTYPE_1, "1" }, 283 { 256*RSVP_OBJ_LABEL_SET+RSVP_CTYPE_1, "1" }, 284 { 256*RSVP_OBJ_GENERALIZED_UNI+RSVP_CTYPE_1, "1" }, 285 { 0, NULL} 286 }; 287 288 struct rsvp_obj_integrity_t { 289 u_int8_t flags; 290 u_int8_t res; 291 u_int8_t key_id[6]; 292 u_int8_t sequence[8]; 293 u_int8_t digest[16]; 294 }; 295 296 static const struct tok rsvp_obj_integrity_flag_values[] = { 297 { 0x80, "Handshake" }, 298 { 0, NULL} 299 }; 300 301 struct rsvp_obj_frr_t { 302 u_int8_t setup_prio; 303 u_int8_t hold_prio; 304 u_int8_t hop_limit; 305 u_int8_t flags; 306 u_int8_t bandwidth[4]; 307 u_int8_t include_any[4]; 308 u_int8_t exclude_any[4]; 309 u_int8_t include_all[4]; 310 }; 311 312 313 #define RSVP_OBJ_XRO_MASK_SUBOBJ(x) ((x)&0x7f) 314 #define RSVP_OBJ_XRO_MASK_LOOSE(x) ((x)&0x80) 315 316 #define RSVP_OBJ_XRO_RES 0 317 #define RSVP_OBJ_XRO_IPV4 1 318 #define RSVP_OBJ_XRO_IPV6 2 319 #define RSVP_OBJ_XRO_ASN 32 320 #define RSVP_OBJ_XRO_MPLS 64 321 322 static const struct tok rsvp_obj_xro_values[] = { 323 { RSVP_OBJ_XRO_RES, "Reserved" }, 324 { RSVP_OBJ_XRO_IPV4, "IPv4 prefix" }, 325 { RSVP_OBJ_XRO_IPV6, "IPv6 prefix" }, 326 { RSVP_OBJ_XRO_ASN, "Autonomous system number" }, 327 { RSVP_OBJ_XRO_MPLS, "MPLS label switched path termination" }, 328 { 0, NULL} 329 }; 330 331 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07.txt */ 332 static const struct tok rsvp_obj_rro_flag_values[] = { 333 { 0x01, "Local protection available" }, 334 { 0x02, "Local protection in use" }, 335 { 0x04, "Bandwidth protection" }, 336 { 0x08, "Node protection" }, 337 { 0, NULL} 338 }; 339 340 static const struct tok rsvp_resstyle_values[] = { 341 { 17, "Wildcard Filter" }, 342 { 10, "Fixed Filter" }, 343 { 18, "Shared Explicit" }, 344 { 0, NULL} 345 }; 346 347 #define RSVP_OBJ_INTSERV_GUARANTEED_SERV 2 348 #define RSVP_OBJ_INTSERV_CONTROLLED_LOAD 5 349 350 static const struct tok rsvp_intserv_service_type_values[] = { 351 { 1, "Default/Global Information" }, 352 { RSVP_OBJ_INTSERV_GUARANTEED_SERV, "Guaranteed Service" }, 353 { RSVP_OBJ_INTSERV_CONTROLLED_LOAD, "Controlled Load" }, 354 { 0, NULL} 355 }; 356 357 static const struct tok rsvp_intserv_parameter_id_values[] = { 358 { 4, "IS hop cnt" }, 359 { 6, "Path b/w estimate" }, 360 { 8, "Minimum path latency" }, 361 { 10, "Composed MTU" }, 362 { 127, "Token Bucket TSpec" }, 363 { 130, "Guaranteed Service RSpec" }, 364 { 133, "End-to-end composed value for C" }, 365 { 134, "End-to-end composed value for D" }, 366 { 135, "Since-last-reshaping point composed C" }, 367 { 136, "Since-last-reshaping point composed D" }, 368 { 0, NULL} 369 }; 370 371 static struct tok rsvp_session_attribute_flag_values[] = { 372 { 0x01, "Local Protection desired" }, 373 { 0x02, "Label Recording desired" }, 374 { 0x04, "SE Style desired" }, 375 { 0x08, "Bandwidth protection desired" }, /* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */ 376 { 0x10, "Node protection desired" }, /* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */ 377 { 0, NULL} 378 }; 379 380 static struct tok rsvp_obj_prop_tlv_values[] = { 381 { 0x01, "Cos" }, 382 { 0x02, "Metric 1" }, 383 { 0x04, "Metric 2" }, 384 { 0x08, "CCC Status" }, 385 { 0x10, "Path Type" }, 386 { 0, NULL} 387 }; 388 389 #define RSVP_OBJ_ERROR_SPEC_CODE_ROUTING 24 390 #define RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY 25 391 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE 28 392 #define RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD 125 393 394 static struct tok rsvp_obj_error_code_values[] = { 395 { RSVP_OBJ_ERROR_SPEC_CODE_ROUTING, "Routing Problem" }, 396 { RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY, "Notify Error" }, 397 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE, "Diffserv TE Error" }, 398 { RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD, "Diffserv TE Error (Old)" }, 399 { 0, NULL} 400 }; 401 402 static struct tok rsvp_obj_error_code_routing_values[] = { 403 { 1, "Bad EXPLICIT_ROUTE object" }, 404 { 2, "Bad strict node" }, 405 { 3, "Bad loose node" }, 406 { 4, "Bad initial subobject" }, 407 { 5, "No route available toward destination" }, 408 { 6, "Unacceptable label value" }, 409 { 7, "RRO indicated routing loops" }, 410 { 8, "non-RSVP-capable router in the path" }, 411 { 9, "MPLS label allocation failure" }, 412 { 10, "Unsupported L3PID" }, 413 { 0, NULL} 414 }; 415 416 static struct tok rsvp_obj_error_code_diffserv_te_values[] = { 417 { 1, "Unexpected CT object" }, 418 { 2, "Unsupported CT" }, 419 { 3, "Invalid CT value" }, 420 { 4, "CT/setup priority do not form a configured TE-Class" }, 421 { 5, "CT/holding priority do not form a configured TE-Class" }, 422 { 6, "CT/setup priority and CT/holding priority do not form a configured TE-Class" }, 423 { 7, "Inconsistency between signaled PSC and signaled CT" }, 424 { 8, "Inconsistency between signaled PHBs and signaled CT" }, 425 { 0, NULL} 426 }; 427 428 /* rfc3473 / rfc 3471 */ 429 static const struct tok rsvp_obj_admin_status_flag_values[] = { 430 { 0x80000000, "Reflect" }, 431 { 0x00000004, "Testing" }, 432 { 0x00000002, "Admin-down" }, 433 { 0x00000001, "Delete-in-progress" }, 434 { 0, NULL} 435 }; 436 437 /* label set actions - rfc3471 */ 438 #define LABEL_SET_INCLUSIVE_LIST 0 439 #define LABEL_SET_EXCLUSIVE_LIST 1 440 #define LABEL_SET_INCLUSIVE_RANGE 2 441 #define LABEL_SET_EXCLUSIVE_RANGE 3 442 443 static const struct tok rsvp_obj_label_set_action_values[] = { 444 { LABEL_SET_INCLUSIVE_LIST, "Inclusive list" }, 445 { LABEL_SET_EXCLUSIVE_LIST, "Exclusive list" }, 446 { LABEL_SET_INCLUSIVE_RANGE, "Inclusive range" }, 447 { LABEL_SET_EXCLUSIVE_RANGE, "Exclusive range" }, 448 { 0, NULL} 449 }; 450 451 /* OIF RSVP extensions UNI 1.0 Signaling, release 2 */ 452 #define RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS 1 453 #define RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS 2 454 #define RSVP_GEN_UNI_SUBOBJ_DIVERSITY 3 455 #define RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL 4 456 #define RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL 5 457 458 static const struct tok rsvp_obj_generalized_uni_values[] = { 459 { RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS, "Source TNA address" }, 460 { RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS, "Destination TNA address" }, 461 { RSVP_GEN_UNI_SUBOBJ_DIVERSITY, "Diversity" }, 462 { RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL, "Egress label" }, 463 { RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL, "Service level" }, 464 { 0, NULL} 465 }; 466 467 static int rsvp_intserv_print(const u_char *, u_short); 468 469 /* 470 * this is a dissector for all the intserv defined 471 * specs as defined per rfc2215 472 * it is called from various rsvp objects; 473 * returns the amount of bytes being processed 474 */ 475 static int 476 rsvp_intserv_print(const u_char *tptr, u_short obj_tlen) { 477 478 int parameter_id,parameter_length; 479 union { 480 float f; 481 u_int32_t i; 482 } bw; 483 484 if (obj_tlen < 4) 485 return 0; 486 parameter_id = *(tptr); 487 parameter_length = EXTRACT_16BITS(tptr+2)<<2; /* convert wordcount to bytecount */ 488 489 printf("\n\t Parameter ID: %s (%u), length: %u, Flags: [0x%02x]", 490 tok2str(rsvp_intserv_parameter_id_values,"unknown",parameter_id), 491 parameter_id, 492 parameter_length, 493 *(tptr+1)); 494 495 if (obj_tlen < parameter_length+4) 496 return 0; 497 switch(parameter_id) { /* parameter_id */ 498 499 case 4: 500 /* 501 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 502 * | 4 (e) | (f) | 1 (g) | 503 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 504 * | IS hop cnt (32-bit unsigned integer) | 505 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 506 */ 507 if (parameter_length == 4) 508 printf("\n\t\tIS hop count: %u", EXTRACT_32BITS(tptr+4)); 509 break; 510 511 case 6: 512 /* 513 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 514 * | 6 (h) | (i) | 1 (j) | 515 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 516 * | Path b/w estimate (32-bit IEEE floating point number) | 517 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 518 */ 519 if (parameter_length == 4) { 520 bw.i = EXTRACT_32BITS(tptr+4); 521 printf("\n\t\tPath b/w estimate: %.10g Mbps", bw.f/125000); 522 } 523 break; 524 525 case 8: 526 /* 527 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 528 * | 8 (k) | (l) | 1 (m) | 529 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 530 * | Minimum path latency (32-bit integer) | 531 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 532 */ 533 if (parameter_length == 4) { 534 printf("\n\t\tMinimum path latency: "); 535 if (EXTRACT_32BITS(tptr+4) == 0xffffffff) 536 printf("don't care"); 537 else 538 printf("%u", EXTRACT_32BITS(tptr+4)); 539 } 540 break; 541 542 case 10: 543 544 /* 545 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 546 * | 10 (n) | (o) | 1 (p) | 547 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 548 * | Composed MTU (32-bit unsigned integer) | 549 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 550 */ 551 if (parameter_length == 4) 552 printf("\n\t\tComposed MTU: %u bytes", EXTRACT_32BITS(tptr+4)); 553 break; 554 case 127: 555 /* 556 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 557 * | 127 (e) | 0 (f) | 5 (g) | 558 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 559 * | Token Bucket Rate [r] (32-bit IEEE floating point number) | 560 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 561 * | Token Bucket Size [b] (32-bit IEEE floating point number) | 562 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 563 * | Peak Data Rate [p] (32-bit IEEE floating point number) | 564 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 565 * | Minimum Policed Unit [m] (32-bit integer) | 566 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 567 * | Maximum Packet Size [M] (32-bit integer) | 568 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 569 */ 570 571 if (parameter_length == 20) { 572 bw.i = EXTRACT_32BITS(tptr+4); 573 printf("\n\t\tToken Bucket Rate: %.10g Mbps", bw.f/125000); 574 bw.i = EXTRACT_32BITS(tptr+8); 575 printf("\n\t\tToken Bucket Size: %.10g bytes", bw.f); 576 bw.i = EXTRACT_32BITS(tptr+12); 577 printf("\n\t\tPeak Data Rate: %.10g Mbps", bw.f/125000); 578 printf("\n\t\tMinimum Policed Unit: %u bytes", EXTRACT_32BITS(tptr+16)); 579 printf("\n\t\tMaximum Packet Size: %u bytes", EXTRACT_32BITS(tptr+20)); 580 } 581 break; 582 583 case 130: 584 /* 585 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 586 * | 130 (h) | 0 (i) | 2 (j) | 587 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 588 * | Rate [R] (32-bit IEEE floating point number) | 589 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 590 * | Slack Term [S] (32-bit integer) | 591 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 592 */ 593 594 if (parameter_length == 8) { 595 bw.i = EXTRACT_32BITS(tptr+4); 596 printf("\n\t\tRate: %.10g Mbps", bw.f/125000); 597 printf("\n\t\tSlack Term: %u", EXTRACT_32BITS(tptr+8)); 598 } 599 break; 600 601 case 133: 602 case 134: 603 case 135: 604 case 136: 605 if (parameter_length == 4) 606 printf("\n\t\tValue: %u", EXTRACT_32BITS(tptr+4)); 607 break; 608 609 default: 610 if (vflag <= 1) 611 print_unknown_data(tptr+4,"\n\t\t",parameter_length); 612 } 613 return (parameter_length+4); /* header length 4 bytes */ 614 } 615 616 static int 617 rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { 618 619 const struct rsvp_object_header *rsvp_obj_header; 620 const u_char *obj_tptr; 621 union { 622 const struct rsvp_obj_integrity_t *rsvp_obj_integrity; 623 const struct rsvp_obj_frr_t *rsvp_obj_frr; 624 } obj_ptr; 625 626 u_short rsvp_obj_len,rsvp_obj_ctype,obj_tlen,intserv_serv_tlen; 627 int hexdump,processed,padbytes,error_code,error_value,i; 628 union { 629 float f; 630 u_int32_t i; 631 } bw; 632 u_int8_t namelen; 633 634 u_int action, subchannel; 635 636 while(tlen>=sizeof(struct rsvp_object_header)) { 637 /* did we capture enough for fully decoding the object header ? */ 638 if (!TTEST2(*tptr, sizeof(struct rsvp_object_header))) 639 goto trunc; 640 641 rsvp_obj_header = (const struct rsvp_object_header *)tptr; 642 rsvp_obj_len=EXTRACT_16BITS(rsvp_obj_header->length); 643 rsvp_obj_ctype=rsvp_obj_header->ctype; 644 645 if(rsvp_obj_len % 4) { 646 printf("%sERROR: object header size %u not a multiple of 4", ident, rsvp_obj_len); 647 return -1; 648 } 649 if(rsvp_obj_len < sizeof(struct rsvp_object_header)) { 650 printf("%sERROR: object header too short %u < %lu", ident, rsvp_obj_len, 651 (unsigned long)sizeof(const struct rsvp_object_header)); 652 return -1; 653 } 654 655 printf("%s%s Object (%u) Flags: [%s", 656 ident, 657 tok2str(rsvp_obj_values, 658 "Unknown", 659 rsvp_obj_header->class_num), 660 rsvp_obj_header->class_num, 661 ((rsvp_obj_header->class_num)&0x80) ? "ignore" : "reject"); 662 663 if (rsvp_obj_header->class_num > 128) 664 printf(" %s", 665 ((rsvp_obj_header->class_num)&0x40) ? "and forward" : "silently"); 666 667 printf(" if unknown], Class-Type: %s (%u), length: %u", 668 tok2str(rsvp_ctype_values, 669 "Unknown", 670 ((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype), 671 rsvp_obj_ctype, 672 rsvp_obj_len); 673 674 if(tlen < rsvp_obj_len) { 675 printf("%sERROR: object goes past end of objects TLV", ident); 676 return -1; 677 } 678 679 obj_tptr=tptr+sizeof(struct rsvp_object_header); 680 obj_tlen=rsvp_obj_len-sizeof(struct rsvp_object_header); 681 682 /* did we capture enough for fully decoding the object ? */ 683 if (!TTEST2(*tptr, rsvp_obj_len)) 684 return -1; 685 hexdump=FALSE; 686 687 switch(rsvp_obj_header->class_num) { 688 case RSVP_OBJ_SESSION: 689 switch(rsvp_obj_ctype) { 690 case RSVP_CTYPE_IPV4: 691 if (obj_tlen < 8) 692 return -1; 693 printf("%s IPv4 DestAddress: %s, Protocol ID: 0x%02x", 694 ident, 695 ipaddr_string(obj_tptr), 696 *(obj_tptr+sizeof(struct in_addr))); 697 printf("%s Flags: [0x%02x], DestPort %u", 698 ident, 699 *(obj_tptr+5), 700 EXTRACT_16BITS(obj_tptr+6)); 701 obj_tlen-=8; 702 obj_tptr+=8; 703 break; 704 #ifdef INET6 705 case RSVP_CTYPE_IPV6: 706 if (obj_tlen < 20) 707 return -1; 708 printf("%s IPv6 DestAddress: %s, Protocol ID: 0x%02x", 709 ident, 710 ip6addr_string(obj_tptr), 711 *(obj_tptr+sizeof(struct in6_addr))); 712 printf("%s Flags: [0x%02x], DestPort %u", 713 ident, 714 *(obj_tptr+sizeof(struct in6_addr)+1), 715 EXTRACT_16BITS(obj_tptr+sizeof(struct in6_addr)+2)); 716 obj_tlen-=20; 717 obj_tptr+=20; 718 break; 719 720 case RSVP_CTYPE_TUNNEL_IPV6: 721 if (obj_tlen < 36) 722 return -1; 723 printf("%s IPv6 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s", 724 ident, 725 ip6addr_string(obj_tptr), 726 EXTRACT_16BITS(obj_tptr+18), 727 ip6addr_string(obj_tptr+20)); 728 obj_tlen-=36; 729 obj_tptr+=36; 730 break; 731 #endif 732 case RSVP_CTYPE_TUNNEL_IPV4: 733 case RSVP_CTYPE_UNI_IPV4: 734 if (obj_tlen < 12) 735 return -1; 736 printf("%s IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s", 737 ident, 738 ipaddr_string(obj_tptr), 739 EXTRACT_16BITS(obj_tptr+6), 740 ipaddr_string(obj_tptr+8)); 741 obj_tlen-=12; 742 obj_tptr+=12; 743 break; 744 default: 745 hexdump=TRUE; 746 } 747 break; 748 749 case RSVP_OBJ_CONFIRM: 750 switch(rsvp_obj_ctype) { 751 case RSVP_CTYPE_IPV4: 752 if (obj_tlen < sizeof(struct in_addr)) 753 return -1; 754 printf("%s IPv4 Receiver Address: %s", 755 ident, 756 ipaddr_string(obj_tptr)); 757 obj_tlen-=sizeof(struct in_addr); 758 obj_tptr+=sizeof(struct in_addr); 759 break; 760 #ifdef INET6 761 case RSVP_CTYPE_IPV6: 762 if (obj_tlen < sizeof(struct in6_addr)) 763 return -1; 764 printf("%s IPv6 Receiver Address: %s", 765 ident, 766 ip6addr_string(obj_tptr)); 767 obj_tlen-=sizeof(struct in6_addr); 768 obj_tptr+=sizeof(struct in6_addr); 769 break; 770 #endif 771 default: 772 hexdump=TRUE; 773 } 774 break; 775 776 case RSVP_OBJ_NOTIFY_REQ: 777 switch(rsvp_obj_ctype) { 778 case RSVP_CTYPE_IPV4: 779 if (obj_tlen < sizeof(struct in_addr)) 780 return -1; 781 printf("%s IPv4 Notify Node Address: %s", 782 ident, 783 ipaddr_string(obj_tptr)); 784 obj_tlen-=sizeof(struct in_addr); 785 obj_tptr+=sizeof(struct in_addr); 786 break; 787 #ifdef INET6 788 case RSVP_CTYPE_IPV6: 789 if (obj_tlen < sizeof(struct in6_addr)) 790 return-1; 791 printf("%s IPv6 Notify Node Address: %s", 792 ident, 793 ip6addr_string(obj_tptr)); 794 obj_tlen-=sizeof(struct in6_addr); 795 obj_tptr+=sizeof(struct in6_addr); 796 break; 797 #endif 798 default: 799 hexdump=TRUE; 800 } 801 break; 802 803 case RSVP_OBJ_SUGGESTED_LABEL: /* fall through */ 804 case RSVP_OBJ_UPSTREAM_LABEL: /* fall through */ 805 case RSVP_OBJ_RECOVERY_LABEL: /* fall through */ 806 case RSVP_OBJ_LABEL: 807 switch(rsvp_obj_ctype) { 808 case RSVP_CTYPE_1: 809 while(obj_tlen >= 4 ) { 810 printf("%s Label: %u", ident, EXTRACT_32BITS(obj_tptr)); 811 obj_tlen-=4; 812 obj_tptr+=4; 813 } 814 break; 815 case RSVP_CTYPE_2: 816 if (obj_tlen < 4) 817 return-1; 818 printf("%s Generalized Label: %u", 819 ident, 820 EXTRACT_32BITS(obj_tptr)); 821 obj_tlen-=4; 822 obj_tptr+=4; 823 break; 824 case RSVP_CTYPE_3: 825 if (obj_tlen < 12) 826 return-1; 827 printf("%s Waveband ID: %u%s Start Label: %u, Stop Label: %u", 828 ident, 829 EXTRACT_32BITS(obj_tptr), 830 ident, 831 EXTRACT_32BITS(obj_tptr+4), 832 EXTRACT_32BITS(obj_tptr+8)); 833 obj_tlen-=12; 834 obj_tptr+=12; 835 break; 836 default: 837 hexdump=TRUE; 838 } 839 break; 840 841 case RSVP_OBJ_STYLE: 842 switch(rsvp_obj_ctype) { 843 case RSVP_CTYPE_1: 844 if (obj_tlen < 4) 845 return-1; 846 printf("%s Reservation Style: %s, Flags: [0x%02x]", 847 ident, 848 tok2str(rsvp_resstyle_values, 849 "Unknown", 850 EXTRACT_24BITS(obj_tptr+1)), 851 *(obj_tptr)); 852 obj_tlen-=4; 853 obj_tptr+=4; 854 break; 855 default: 856 hexdump=TRUE; 857 } 858 break; 859 860 case RSVP_OBJ_SENDER_TEMPLATE: 861 switch(rsvp_obj_ctype) { 862 case RSVP_CTYPE_IPV4: 863 if (obj_tlen < 8) 864 return-1; 865 printf("%s Source Address: %s, Source Port: %u", 866 ident, 867 ipaddr_string(obj_tptr), 868 EXTRACT_16BITS(obj_tptr+6)); 869 obj_tlen-=8; 870 obj_tptr+=8; 871 break; 872 #ifdef INET6 873 case RSVP_CTYPE_IPV6: 874 if (obj_tlen < 20) 875 return-1; 876 printf("%s Source Address: %s, Source Port: %u", 877 ident, 878 ip6addr_string(obj_tptr), 879 EXTRACT_16BITS(obj_tptr+18)); 880 obj_tlen-=20; 881 obj_tptr+=20; 882 break; 883 #endif 884 case RSVP_CTYPE_TUNNEL_IPV4: 885 if (obj_tlen < 8) 886 return-1; 887 printf("%s IPv4 Tunnel Sender Address: %s, LSP-ID: 0x%04x", 888 ident, 889 ipaddr_string(obj_tptr), 890 EXTRACT_16BITS(obj_tptr+6)); 891 obj_tlen-=8; 892 obj_tptr+=8; 893 break; 894 default: 895 hexdump=TRUE; 896 } 897 break; 898 899 case RSVP_OBJ_LABEL_REQ: 900 switch(rsvp_obj_ctype) { 901 case RSVP_CTYPE_1: 902 while(obj_tlen >= 4 ) { 903 printf("%s L3 Protocol ID: %s", 904 ident, 905 tok2str(ethertype_values, 906 "Unknown Protocol (0x%04x)", 907 EXTRACT_16BITS(obj_tptr+2))); 908 obj_tlen-=4; 909 obj_tptr+=4; 910 } 911 break; 912 case RSVP_CTYPE_2: 913 if (obj_tlen < 12) 914 return-1; 915 printf("%s L3 Protocol ID: %s", 916 ident, 917 tok2str(ethertype_values, 918 "Unknown Protocol (0x%04x)", 919 EXTRACT_16BITS(obj_tptr+2))); 920 printf(",%s merge capability",((*(obj_tptr+4))&0x80) ? "no" : "" ); 921 printf("%s Minimum VPI/VCI: %u/%u", 922 ident, 923 (EXTRACT_16BITS(obj_tptr+4))&0xfff, 924 (EXTRACT_16BITS(obj_tptr+6))&0xfff); 925 printf("%s Maximum VPI/VCI: %u/%u", 926 ident, 927 (EXTRACT_16BITS(obj_tptr+8))&0xfff, 928 (EXTRACT_16BITS(obj_tptr+10))&0xfff); 929 obj_tlen-=12; 930 obj_tptr+=12; 931 break; 932 case RSVP_CTYPE_3: 933 if (obj_tlen < 12) 934 return-1; 935 printf("%s L3 Protocol ID: %s", 936 ident, 937 tok2str(ethertype_values, 938 "Unknown Protocol (0x%04x)", 939 EXTRACT_16BITS(obj_tptr+2))); 940 printf("%s Minimum/Maximum DLCI: %u/%u, %s%s bit DLCI", 941 ident, 942 (EXTRACT_32BITS(obj_tptr+4))&0x7fffff, 943 (EXTRACT_32BITS(obj_tptr+8))&0x7fffff, 944 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 0 ) ? "10" : "", 945 (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 2 ) ? "23" : ""); 946 obj_tlen-=12; 947 obj_tptr+=12; 948 break; 949 case RSVP_CTYPE_4: 950 if (obj_tlen < 4) 951 return-1; 952 printf("%s LSP Encoding Type: %s (%u)", 953 ident, 954 tok2str(gmpls_encoding_values, 955 "Unknown", 956 *obj_tptr), 957 *obj_tptr); 958 printf("%s Switching Type: %s (%u), Payload ID: %s (0x%04x)", 959 ident, 960 tok2str(gmpls_switch_cap_values, 961 "Unknown", 962 *(obj_tptr+1)), 963 *(obj_tptr+1), 964 tok2str(gmpls_payload_values, 965 "Unknown", 966 EXTRACT_16BITS(obj_tptr+2)), 967 EXTRACT_16BITS(obj_tptr+2)); 968 obj_tlen-=4; 969 obj_tptr+=4; 970 break; 971 default: 972 hexdump=TRUE; 973 } 974 break; 975 976 case RSVP_OBJ_RRO: 977 case RSVP_OBJ_ERO: 978 switch(rsvp_obj_ctype) { 979 case RSVP_CTYPE_IPV4: 980 while(obj_tlen >= 4 ) { 981 printf("%s Subobject Type: %s, length %u", 982 ident, 983 tok2str(rsvp_obj_xro_values, 984 "Unknown %u", 985 RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)), 986 *(obj_tptr+1)); 987 988 if (*(obj_tptr+1) == 0) { /* prevent infinite loops */ 989 printf("%s ERROR: zero length ERO subtype",ident); 990 break; 991 } 992 993 switch(RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)) { 994 case RSVP_OBJ_XRO_IPV4: 995 printf(", %s, %s/%u, Flags: [%s]", 996 RSVP_OBJ_XRO_MASK_LOOSE(*obj_tptr) ? "Loose" : "Strict", 997 ipaddr_string(obj_tptr+2), 998 *(obj_tptr+6), 999 bittok2str(rsvp_obj_rro_flag_values, 1000 "none", 1001 *(obj_tptr+7))); /* rfc3209 says that this field is rsvd. */ 1002 } 1003 obj_tlen-=*(obj_tptr+1); 1004 obj_tptr+=*(obj_tptr+1); 1005 } 1006 break; 1007 default: 1008 hexdump=TRUE; 1009 } 1010 break; 1011 1012 case RSVP_OBJ_HELLO: 1013 switch(rsvp_obj_ctype) { 1014 case RSVP_CTYPE_1: 1015 case RSVP_CTYPE_2: 1016 if (obj_tlen < 8) 1017 return-1; 1018 printf("%s Source Instance: 0x%08x, Destination Instance: 0x%08x", 1019 ident, 1020 EXTRACT_32BITS(obj_tptr), 1021 EXTRACT_32BITS(obj_tptr+4)); 1022 obj_tlen-=8; 1023 obj_tptr+=8; 1024 break; 1025 default: 1026 hexdump=TRUE; 1027 } 1028 break; 1029 1030 case RSVP_OBJ_RESTART_CAPABILITY: 1031 switch(rsvp_obj_ctype) { 1032 case RSVP_CTYPE_1: 1033 if (obj_tlen < 8) 1034 return-1; 1035 printf("%s Restart Time: %ums, Recovery Time: %ums", 1036 ident, 1037 EXTRACT_32BITS(obj_tptr), 1038 EXTRACT_32BITS(obj_tptr+4)); 1039 obj_tlen-=8; 1040 obj_tptr+=8; 1041 break; 1042 default: 1043 hexdump=TRUE; 1044 } 1045 break; 1046 1047 case RSVP_OBJ_SESSION_ATTRIBUTE: 1048 switch(rsvp_obj_ctype) { 1049 case RSVP_CTYPE_TUNNEL_IPV4: 1050 if (obj_tlen < 4) 1051 return-1; 1052 namelen = *(obj_tptr+3); 1053 if (obj_tlen < 4+namelen) 1054 return-1; 1055 printf("%s Session Name: ", ident); 1056 for (i = 0; i < namelen; i++) 1057 safeputchar(*(obj_tptr+4+i)); 1058 printf("%s Setup Priority: %u, Holding Priority: %u, Flags: [%s]", 1059 ident, 1060 (int)*obj_tptr, 1061 (int)*(obj_tptr+1), 1062 tok2str(rsvp_session_attribute_flag_values, 1063 "none", 1064 *(obj_tptr+2))); 1065 1066 obj_tlen-=4+*(obj_tptr+3); 1067 obj_tptr+=4+*(obj_tptr+3); 1068 break; 1069 default: 1070 hexdump=TRUE; 1071 } 1072 break; 1073 1074 case RSVP_OBJ_GENERALIZED_UNI: 1075 switch(rsvp_obj_ctype) { 1076 int subobj_type,af,subobj_len,total_subobj_len; 1077 1078 case RSVP_CTYPE_1: 1079 1080 if (obj_tlen < 4) 1081 return-1; 1082 1083 /* read variable length subobjects */ 1084 total_subobj_len = obj_tlen; 1085 while(total_subobj_len > 0) { 1086 subobj_len = EXTRACT_16BITS(obj_tptr); 1087 subobj_type = (EXTRACT_16BITS(obj_tptr+2))>>8; 1088 af = (EXTRACT_16BITS(obj_tptr+2))&0x00FF; 1089 1090 printf("%s Subobject Type: %s (%u), AF: %s (%u), length: %u", 1091 ident, 1092 tok2str(rsvp_obj_generalized_uni_values, "Unknown", subobj_type), 1093 subobj_type, 1094 tok2str(af_values, "Unknown", af), af, 1095 subobj_len); 1096 1097 switch(subobj_type) { 1098 case RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS: 1099 case RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS: 1100 1101 switch(af) { 1102 case AFNUM_INET: 1103 if (subobj_len < 8) 1104 return -1; 1105 printf("%s UNI IPv4 TNA address: %s", 1106 ident, ipaddr_string(obj_tptr+4)); 1107 break; 1108 #ifdef INET6 1109 case AFNUM_INET6: 1110 if (subobj_len < 20) 1111 return -1; 1112 printf("%s UNI IPv6 TNA address: %s", 1113 ident, ip6addr_string(obj_tptr+4)); 1114 break; 1115 #endif 1116 case AFNUM_NSAP: 1117 if (subobj_len) { 1118 /* unless we have a TLV parser lets just hexdump */ 1119 hexdump=TRUE; 1120 } 1121 break; 1122 } 1123 break; 1124 1125 case RSVP_GEN_UNI_SUBOBJ_DIVERSITY: 1126 if (subobj_len) { 1127 /* unless we have a TLV parser lets just hexdump */ 1128 hexdump=TRUE; 1129 } 1130 break; 1131 1132 case RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL: 1133 if (subobj_len < 16) { 1134 return -1; 1135 } 1136 1137 printf("%s U-bit: %x, Label type: %u, Logical port id: %u, Label: %u", 1138 ident, 1139 ((EXTRACT_32BITS(obj_tptr+4))>>31), 1140 ((EXTRACT_32BITS(obj_tptr+4))&0xFF), 1141 EXTRACT_32BITS(obj_tptr+8), 1142 EXTRACT_32BITS(obj_tptr+12)); 1143 break; 1144 1145 case RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL: 1146 if (subobj_len < 8) { 1147 return -1; 1148 } 1149 1150 printf("%s Service level: %u", 1151 ident, (EXTRACT_32BITS(obj_tptr+4))>>24); 1152 break; 1153 1154 default: 1155 hexdump=TRUE; 1156 break; 1157 } 1158 total_subobj_len-=subobj_len; 1159 obj_tptr+=subobj_len; 1160 obj_tlen+=subobj_len; 1161 } 1162 1163 if (total_subobj_len) { 1164 /* unless we have a TLV parser lets just hexdump */ 1165 hexdump=TRUE; 1166 } 1167 break; 1168 1169 default: 1170 hexdump=TRUE; 1171 } 1172 break; 1173 1174 case RSVP_OBJ_RSVP_HOP: 1175 switch(rsvp_obj_ctype) { 1176 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */ 1177 case RSVP_CTYPE_IPV4: 1178 if (obj_tlen < 8) 1179 return-1; 1180 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x", 1181 ident, 1182 ipaddr_string(obj_tptr), 1183 EXTRACT_32BITS(obj_tptr+4)); 1184 obj_tlen-=8; 1185 obj_tptr+=8; 1186 if (obj_tlen) 1187 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */ 1188 break; 1189 #ifdef INET6 1190 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */ 1191 case RSVP_CTYPE_IPV6: 1192 if (obj_tlen < 20) 1193 return-1; 1194 printf("%s Previous/Next Interface: %s, Logical Interface Handle: 0x%08x", 1195 ident, 1196 ip6addr_string(obj_tptr), 1197 EXTRACT_32BITS(obj_tptr+16)); 1198 obj_tlen-=20; 1199 obj_tptr+=20; 1200 hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */ 1201 break; 1202 #endif 1203 default: 1204 hexdump=TRUE; 1205 } 1206 break; 1207 1208 case RSVP_OBJ_TIME_VALUES: 1209 switch(rsvp_obj_ctype) { 1210 case RSVP_CTYPE_1: 1211 if (obj_tlen < 4) 1212 return-1; 1213 printf("%s Refresh Period: %ums", 1214 ident, 1215 EXTRACT_32BITS(obj_tptr)); 1216 obj_tlen-=4; 1217 obj_tptr+=4; 1218 break; 1219 default: 1220 hexdump=TRUE; 1221 } 1222 break; 1223 1224 /* those three objects do share the same semantics */ 1225 case RSVP_OBJ_SENDER_TSPEC: 1226 case RSVP_OBJ_ADSPEC: 1227 case RSVP_OBJ_FLOWSPEC: 1228 switch(rsvp_obj_ctype) { 1229 case RSVP_CTYPE_2: 1230 if (obj_tlen < 4) 1231 return-1; 1232 printf("%s Msg-Version: %u, length: %u", 1233 ident, 1234 (*obj_tptr & 0xf0) >> 4, 1235 EXTRACT_16BITS(obj_tptr+2)<<2); 1236 obj_tptr+=4; /* get to the start of the service header */ 1237 obj_tlen-=4; 1238 1239 while (obj_tlen >= 4) { 1240 intserv_serv_tlen=EXTRACT_16BITS(obj_tptr+2)<<2; 1241 printf("%s Service Type: %s (%u), break bit %s set, Service length: %u", 1242 ident, 1243 tok2str(rsvp_intserv_service_type_values,"unknown",*(obj_tptr)), 1244 *(obj_tptr), 1245 (*(obj_tptr+1)&0x80) ? "" : "not", 1246 intserv_serv_tlen); 1247 1248 obj_tptr+=4; /* get to the start of the parameter list */ 1249 obj_tlen-=4; 1250 1251 while (intserv_serv_tlen>=4) { 1252 processed = rsvp_intserv_print(obj_tptr, obj_tlen); 1253 if (processed == 0) 1254 break; 1255 obj_tlen-=processed; 1256 intserv_serv_tlen-=processed; 1257 obj_tptr+=processed; 1258 } 1259 } 1260 break; 1261 default: 1262 hexdump=TRUE; 1263 } 1264 break; 1265 1266 case RSVP_OBJ_FILTERSPEC: 1267 switch(rsvp_obj_ctype) { 1268 case RSVP_CTYPE_IPV4: 1269 if (obj_tlen < 8) 1270 return-1; 1271 printf("%s Source Address: %s, Source Port: %u", 1272 ident, 1273 ipaddr_string(obj_tptr), 1274 EXTRACT_16BITS(obj_tptr+6)); 1275 obj_tlen-=8; 1276 obj_tptr+=8; 1277 break; 1278 #ifdef INET6 1279 case RSVP_CTYPE_IPV6: 1280 if (obj_tlen < 20) 1281 return-1; 1282 printf("%s Source Address: %s, Source Port: %u", 1283 ident, 1284 ip6addr_string(obj_tptr), 1285 EXTRACT_16BITS(obj_tptr+18)); 1286 obj_tlen-=20; 1287 obj_tptr+=20; 1288 break; 1289 case RSVP_CTYPE_3: 1290 if (obj_tlen < 20) 1291 return-1; 1292 printf("%s Source Address: %s, Flow Label: %u", 1293 ident, 1294 ip6addr_string(obj_tptr), 1295 EXTRACT_24BITS(obj_tptr+17)); 1296 obj_tlen-=20; 1297 obj_tptr+=20; 1298 break; 1299 case RSVP_CTYPE_TUNNEL_IPV6: 1300 if (obj_tlen < 20) 1301 return-1; 1302 printf("%s Source Address: %s, LSP-ID: 0x%04x", 1303 ident, 1304 ipaddr_string(obj_tptr), 1305 EXTRACT_16BITS(obj_tptr+18)); 1306 obj_tlen-=20; 1307 obj_tptr+=20; 1308 break; 1309 #endif 1310 case RSVP_CTYPE_TUNNEL_IPV4: 1311 if (obj_tlen < 8) 1312 return-1; 1313 printf("%s Source Address: %s, LSP-ID: 0x%04x", 1314 ident, 1315 ipaddr_string(obj_tptr), 1316 EXTRACT_16BITS(obj_tptr+6)); 1317 obj_tlen-=8; 1318 obj_tptr+=8; 1319 break; 1320 default: 1321 hexdump=TRUE; 1322 } 1323 break; 1324 1325 case RSVP_OBJ_FASTREROUTE: 1326 /* the differences between c-type 1 and 7 are minor */ 1327 obj_ptr.rsvp_obj_frr = (const struct rsvp_obj_frr_t *)obj_tptr; 1328 bw.i = EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->bandwidth); 1329 1330 switch(rsvp_obj_ctype) { 1331 case RSVP_CTYPE_1: /* new style */ 1332 if (obj_tlen < sizeof(struct rsvp_obj_frr_t)) 1333 return-1; 1334 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps", 1335 ident, 1336 (int)obj_ptr.rsvp_obj_frr->setup_prio, 1337 (int)obj_ptr.rsvp_obj_frr->hold_prio, 1338 (int)obj_ptr.rsvp_obj_frr->hop_limit, 1339 bw.f*8/1000000); 1340 printf("%s Include-any: 0x%08x, Exclude-any: 0x%08x, Include-all: 0x%08x", 1341 ident, 1342 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any), 1343 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any), 1344 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_all)); 1345 obj_tlen-=sizeof(struct rsvp_obj_frr_t); 1346 obj_tptr+=sizeof(struct rsvp_obj_frr_t); 1347 break; 1348 1349 case RSVP_CTYPE_TUNNEL_IPV4: /* old style */ 1350 if (obj_tlen < 16) 1351 return-1; 1352 printf("%s Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps", 1353 ident, 1354 (int)obj_ptr.rsvp_obj_frr->setup_prio, 1355 (int)obj_ptr.rsvp_obj_frr->hold_prio, 1356 (int)obj_ptr.rsvp_obj_frr->hop_limit, 1357 bw.f*8/1000000); 1358 printf("%s Include Colors: 0x%08x, Exclude Colors: 0x%08x", 1359 ident, 1360 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->include_any), 1361 EXTRACT_32BITS(obj_ptr.rsvp_obj_frr->exclude_any)); 1362 obj_tlen-=16; 1363 obj_tptr+=16; 1364 break; 1365 1366 default: 1367 hexdump=TRUE; 1368 } 1369 break; 1370 1371 case RSVP_OBJ_DETOUR: 1372 switch(rsvp_obj_ctype) { 1373 case RSVP_CTYPE_TUNNEL_IPV4: 1374 while(obj_tlen >= 8) { 1375 printf("%s PLR-ID: %s, Avoid-Node-ID: %s", 1376 ident, 1377 ipaddr_string(obj_tptr), 1378 ipaddr_string(obj_tptr+4)); 1379 obj_tlen-=8; 1380 obj_tptr+=8; 1381 } 1382 break; 1383 default: 1384 hexdump=TRUE; 1385 } 1386 break; 1387 1388 case RSVP_OBJ_CLASSTYPE: 1389 case RSVP_OBJ_CLASSTYPE_OLD: /* fall through */ 1390 switch(rsvp_obj_ctype) { 1391 case RSVP_CTYPE_1: 1392 printf("%s CT: %u", 1393 ident, 1394 EXTRACT_32BITS(obj_tptr)&0x7); 1395 obj_tlen-=4; 1396 obj_tptr+=4; 1397 break; 1398 default: 1399 hexdump=TRUE; 1400 } 1401 break; 1402 1403 case RSVP_OBJ_ERROR_SPEC: 1404 switch(rsvp_obj_ctype) { 1405 case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */ 1406 case RSVP_CTYPE_IPV4: 1407 if (obj_tlen < 8) 1408 return-1; 1409 error_code=*(obj_tptr+5); 1410 error_value=EXTRACT_16BITS(obj_tptr+6); 1411 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)", 1412 ident, 1413 ipaddr_string(obj_tptr), 1414 *(obj_tptr+4), 1415 ident, 1416 tok2str(rsvp_obj_error_code_values,"unknown",error_code), 1417 error_code); 1418 switch (error_code) { 1419 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING: 1420 printf(", Error Value: %s (%u)", 1421 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value), 1422 error_value); 1423 break; 1424 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE: /* fall through */ 1425 case RSVP_OBJ_ERROR_SPEC_CODE_DIFFSERV_TE_OLD: 1426 printf(", Error Value: %s (%u)", 1427 tok2str(rsvp_obj_error_code_diffserv_te_values,"unknown",error_value), 1428 error_value); 1429 break; 1430 default: 1431 printf(", Unknown Error Value (%u)", error_value); 1432 break; 1433 } 1434 obj_tlen-=8; 1435 obj_tptr+=8; 1436 break; 1437 #ifdef INET6 1438 case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */ 1439 case RSVP_CTYPE_IPV6: 1440 if (obj_tlen < 20) 1441 return-1; 1442 error_code=*(obj_tptr+17); 1443 error_value=EXTRACT_16BITS(obj_tptr+18); 1444 printf("%s Error Node Address: %s, Flags: [0x%02x]%s Error Code: %s (%u)", 1445 ident, 1446 ip6addr_string(obj_tptr), 1447 *(obj_tptr+16), 1448 ident, 1449 tok2str(rsvp_obj_error_code_values,"unknown",error_code), 1450 error_code); 1451 1452 switch (error_code) { 1453 case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING: 1454 printf(", Error Value: %s (%u)", 1455 tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value), 1456 error_value); 1457 break; 1458 default: 1459 break; 1460 } 1461 obj_tlen-=20; 1462 obj_tptr+=20; 1463 break; 1464 #endif 1465 default: 1466 hexdump=TRUE; 1467 } 1468 break; 1469 1470 case RSVP_OBJ_PROPERTIES: 1471 switch(rsvp_obj_ctype) { 1472 case RSVP_CTYPE_1: 1473 if (obj_tlen < 4) 1474 return-1; 1475 padbytes = EXTRACT_16BITS(obj_tptr+2); 1476 printf("%s TLV count: %u, padding bytes: %u", 1477 ident, 1478 EXTRACT_16BITS(obj_tptr), 1479 padbytes); 1480 obj_tlen-=4; 1481 obj_tptr+=4; 1482 /* loop through as long there is anything longer than the TLV header (2) */ 1483 while(obj_tlen >= 2 + padbytes) { 1484 printf("%s %s TLV (0x%02x), length: %u", /* length includes header */ 1485 ident, 1486 tok2str(rsvp_obj_prop_tlv_values,"unknown",*obj_tptr), 1487 *obj_tptr, 1488 *(obj_tptr+1)); 1489 if (obj_tlen < *(obj_tptr+1)) 1490 return-1; 1491 if (*(obj_tptr+1) < 2) 1492 return -1; 1493 print_unknown_data(obj_tptr+2,"\n\t\t",*(obj_tptr+1)-2); 1494 obj_tlen-=*(obj_tptr+1); 1495 obj_tptr+=*(obj_tptr+1); 1496 } 1497 break; 1498 default: 1499 hexdump=TRUE; 1500 } 1501 break; 1502 1503 case RSVP_OBJ_MESSAGE_ID: /* fall through */ 1504 case RSVP_OBJ_MESSAGE_ID_ACK: /* fall through */ 1505 case RSVP_OBJ_MESSAGE_ID_LIST: 1506 switch(rsvp_obj_ctype) { 1507 case RSVP_CTYPE_1: 1508 case RSVP_CTYPE_2: 1509 if (obj_tlen < 8) 1510 return-1; 1511 printf("%s Flags [0x%02x], epoch: %u", 1512 ident, 1513 *obj_tptr, 1514 EXTRACT_24BITS(obj_tptr+1)); 1515 obj_tlen-=4; 1516 obj_tptr+=4; 1517 /* loop through as long there are no messages left */ 1518 while(obj_tlen >= 4) { 1519 printf("%s Message-ID 0x%08x (%u)", 1520 ident, 1521 EXTRACT_32BITS(obj_tptr), 1522 EXTRACT_32BITS(obj_tptr)); 1523 obj_tlen-=4; 1524 obj_tptr+=4; 1525 } 1526 break; 1527 default: 1528 hexdump=TRUE; 1529 } 1530 break; 1531 1532 case RSVP_OBJ_INTEGRITY: 1533 switch(rsvp_obj_ctype) { 1534 case RSVP_CTYPE_1: 1535 if (obj_tlen < sizeof(struct rsvp_obj_integrity_t)) 1536 return-1; 1537 obj_ptr.rsvp_obj_integrity = (const struct rsvp_obj_integrity_t *)obj_tptr; 1538 printf("%s Key-ID 0x%04x%08x, Sequence 0x%08x%08x, Flags [%s]", 1539 ident, 1540 EXTRACT_16BITS(obj_ptr.rsvp_obj_integrity->key_id), 1541 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->key_id+2), 1542 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence), 1543 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->sequence+4), 1544 bittok2str(rsvp_obj_integrity_flag_values, 1545 "none", 1546 obj_ptr.rsvp_obj_integrity->flags)); 1547 printf("%s MD5-sum 0x%08x%08x%08x%08x (unverified)", 1548 ident, 1549 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest), 1550 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+4), 1551 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+8), 1552 EXTRACT_32BITS(obj_ptr.rsvp_obj_integrity->digest+12)); 1553 obj_tlen+=sizeof(struct rsvp_obj_integrity_t); 1554 obj_tptr+=sizeof(struct rsvp_obj_integrity_t); 1555 break; 1556 default: 1557 hexdump=TRUE; 1558 } 1559 break; 1560 1561 case RSVP_OBJ_ADMIN_STATUS: 1562 switch(rsvp_obj_ctype) { 1563 case RSVP_CTYPE_1: 1564 if (obj_tlen < 4) 1565 return-1; 1566 printf("%s Flags [%s]", ident, 1567 bittok2str(rsvp_obj_admin_status_flag_values, "none", 1568 EXTRACT_32BITS(obj_tptr))); 1569 obj_tlen-=4; 1570 obj_tptr+=4; 1571 break; 1572 default: 1573 hexdump=TRUE; 1574 } 1575 break; 1576 1577 case RSVP_OBJ_LABEL_SET: 1578 switch(rsvp_obj_ctype) { 1579 case RSVP_CTYPE_1: 1580 if (obj_tlen < 4) 1581 return-1; 1582 action = (EXTRACT_16BITS(obj_tptr)>>8); 1583 1584 printf("%s Action: %s (%u), Label type: %u", ident, 1585 tok2str(rsvp_obj_label_set_action_values, "Unknown", action), 1586 action, ((EXTRACT_32BITS(obj_tptr) & 0x7F))); 1587 1588 switch (action) { 1589 case LABEL_SET_INCLUSIVE_RANGE: 1590 case LABEL_SET_EXCLUSIVE_RANGE: /* fall through */ 1591 1592 /* only a couple of subchannels are expected */ 1593 if (obj_tlen < 12) 1594 return -1; 1595 printf("%s Start range: %u, End range: %u", ident, 1596 EXTRACT_32BITS(obj_tptr+4), 1597 EXTRACT_32BITS(obj_tptr+8)); 1598 obj_tlen-=12; 1599 obj_tptr+=12; 1600 break; 1601 1602 default: 1603 obj_tlen-=4; 1604 obj_tptr+=4; 1605 subchannel = 1; 1606 while(obj_tlen >= 4 ) { 1607 printf("%s Subchannel #%u: %u", ident, subchannel, 1608 EXTRACT_32BITS(obj_tptr)); 1609 obj_tptr+=4; 1610 obj_tlen-=4; 1611 subchannel++; 1612 } 1613 break; 1614 } 1615 break; 1616 1617 default: 1618 hexdump=TRUE; 1619 } 1620 1621 /* 1622 * FIXME those are the defined objects that lack a decoder 1623 * you are welcome to contribute code ;-) 1624 */ 1625 1626 case RSVP_OBJ_SCOPE: 1627 case RSVP_OBJ_POLICY_DATA: 1628 case RSVP_OBJ_ACCEPT_LABEL_SET: 1629 case RSVP_OBJ_PROTECTION: 1630 default: 1631 if (vflag <= 1) 1632 print_unknown_data(obj_tptr,"\n\t ",obj_tlen); /* FIXME indentation */ 1633 break; 1634 } 1635 /* do we also want to see a hex dump ? */ 1636 if (vflag > 1 || hexdump==TRUE) 1637 print_unknown_data(tptr+sizeof(sizeof(struct rsvp_object_header)),"\n\t ", /* FIXME indentation */ 1638 rsvp_obj_len-sizeof(struct rsvp_object_header)); 1639 1640 tptr+=rsvp_obj_len; 1641 tlen-=rsvp_obj_len; 1642 } 1643 return 0; 1644 trunc: 1645 printf("\n\t\t packet exceeded snapshot"); 1646 return -1; 1647 } 1648 1649 1650 void 1651 rsvp_print(register const u_char *pptr, register u_int len) { 1652 1653 const struct rsvp_common_header *rsvp_com_header; 1654 const u_char *tptr,*subtptr; 1655 u_short tlen,subtlen; 1656 1657 tptr=pptr; 1658 1659 rsvp_com_header = (const struct rsvp_common_header *)pptr; 1660 TCHECK(*rsvp_com_header); 1661 1662 /* 1663 * Sanity checking of the header. 1664 */ 1665 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) { 1666 printf("ERROR: RSVP version %u packet not supported", 1667 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags)); 1668 return; 1669 } 1670 1671 /* in non-verbose mode just lets print the basic Message Type*/ 1672 if (vflag < 1) { 1673 printf("RSVPv%u %s Message, length: %u", 1674 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags), 1675 tok2str(rsvp_msg_type_values, "unknown (%u)",rsvp_com_header->msg_type), 1676 len); 1677 return; 1678 } 1679 1680 /* ok they seem to want to know everything - lets fully decode it */ 1681 1682 tlen=EXTRACT_16BITS(rsvp_com_header->length); 1683 1684 printf("\n\tRSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x", 1685 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags), 1686 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type), 1687 rsvp_com_header->msg_type, 1688 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)), 1689 tlen, 1690 rsvp_com_header->ttl, 1691 EXTRACT_16BITS(rsvp_com_header->checksum)); 1692 1693 if (tlen < sizeof(const struct rsvp_common_header)) { 1694 printf("ERROR: common header too short %u < %lu", tlen, 1695 (unsigned long)sizeof(const struct rsvp_common_header)); 1696 return; 1697 } 1698 1699 tptr+=sizeof(const struct rsvp_common_header); 1700 tlen-=sizeof(const struct rsvp_common_header); 1701 1702 switch(rsvp_com_header->msg_type) { 1703 1704 case RSVP_MSGTYPE_AGGREGATE: 1705 while(tlen > 0) { 1706 subtptr=tptr; 1707 rsvp_com_header = (const struct rsvp_common_header *)subtptr; 1708 TCHECK(*rsvp_com_header); 1709 1710 /* 1711 * Sanity checking of the header. 1712 */ 1713 if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) { 1714 printf("ERROR: RSVP version %u packet not supported", 1715 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags)); 1716 return; 1717 } 1718 subtlen=EXTRACT_16BITS(rsvp_com_header->length); 1719 1720 printf("\n\t RSVPv%u %s Message (%u), Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x", 1721 RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags), 1722 tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type), 1723 rsvp_com_header->msg_type, 1724 bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)), 1725 subtlen, 1726 rsvp_com_header->ttl, 1727 EXTRACT_16BITS(rsvp_com_header->checksum)); 1728 1729 if (subtlen < sizeof(const struct rsvp_common_header)) { 1730 printf("ERROR: common header too short %u < %lu", subtlen, 1731 (unsigned long)sizeof(const struct rsvp_common_header)); 1732 return; 1733 } 1734 1735 if (tlen < subtlen) { 1736 printf("ERROR: common header too large %u > %u", subtlen, 1737 tlen); 1738 return; 1739 } 1740 1741 subtptr+=sizeof(const struct rsvp_common_header); 1742 subtlen-=sizeof(const struct rsvp_common_header); 1743 1744 if (rsvp_obj_print(subtptr,"\n\t ", subtlen) == -1) 1745 return; 1746 1747 tptr+=subtlen+sizeof(const struct rsvp_common_header); 1748 tlen-=subtlen+sizeof(const struct rsvp_common_header); 1749 } 1750 1751 break; 1752 1753 case RSVP_MSGTYPE_PATH: 1754 case RSVP_MSGTYPE_RESV: 1755 case RSVP_MSGTYPE_PATHERR: 1756 case RSVP_MSGTYPE_RESVERR: 1757 case RSVP_MSGTYPE_PATHTEAR: 1758 case RSVP_MSGTYPE_RESVTEAR: 1759 case RSVP_MSGTYPE_RESVCONF: 1760 case RSVP_MSGTYPE_HELLO_OLD: 1761 case RSVP_MSGTYPE_HELLO: 1762 case RSVP_MSGTYPE_ACK: 1763 case RSVP_MSGTYPE_SREFRESH: 1764 if (rsvp_obj_print(tptr,"\n\t ", tlen) == -1) 1765 return; 1766 break; 1767 1768 default: 1769 print_unknown_data(tptr,"\n\t ",tlen); 1770 break; 1771 } 1772 1773 return; 1774 trunc: 1775 printf("\n\t\t packet exceeded snapshot"); 1776 } 1777
