1 /* 2 * Redistribution and use in source and binary forms, with or without 3 * modification, are permitted provided that: (1) source code 4 * distributions retain the above copyright notice and this paragraph 5 * in its entirety, and (2) distributions including binary code include 6 * the above copyright notice and this paragraph in its entirety in 7 * the documentation or other materials provided with the distribution. 8 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND 9 * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT 10 * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 11 * FOR A PARTICULAR PURPOSE. 12 * 13 * Original code by Hannes Gredler (hannes@juniper.net) 14 * Support for LMP service discovery extensions (defined by UNI 1.0) added 15 * by Manu Pathak (mapathak@cisco.com), May 2005 16 */ 17 18 #ifndef lint 19 static const char rcsid[] _U_ = 20 "@(#) $Header: /tcpdump/master/tcpdump/print-lmp.c,v 1.5.2.4 2006/06/23 02:07:27 hannes 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 "gmpls.h" 37 38 /* 39 * LMP common header 40 * 41 * 0 1 2 3 42 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 43 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 44 * | Vers | (Reserved) | Flags | Msg Type | 45 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 46 * | LMP Length | (Reserved) | 47 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 48 */ 49 50 struct lmp_common_header { 51 u_int8_t version_res[2]; 52 u_int8_t flags; 53 u_int8_t msg_type; 54 u_int8_t length[2]; 55 u_int8_t reserved[2]; 56 }; 57 58 #define LMP_VERSION 1 59 #define LMP_EXTRACT_VERSION(x) (((x)&0xf0)>>4) 60 61 static const struct tok lmp_header_flag_values[] = { 62 { 0x01, "Control Channel Down"}, 63 { 0x02, "LMP restart"}, 64 { 0, NULL} 65 }; 66 67 static const struct tok lmp_obj_te_link_flag_values[] = { 68 { 0x01, "Fault Management Supported"}, 69 { 0x02, "Link Verification Supported"}, 70 { 0, NULL} 71 }; 72 73 static const struct tok lmp_obj_data_link_flag_values[] = { 74 { 0x01, "Data Link Port"}, 75 { 0x02, "Allocated for user traffic"}, 76 { 0x04, "Failed link"}, 77 { 0, NULL} 78 }; 79 80 static const struct tok lmp_obj_channel_status_values[] = { 81 { 1, "Signal Okay"}, 82 { 2, "Signal Degraded"}, 83 { 3, "Signal Fail"}, 84 { 0, NULL} 85 }; 86 87 static const struct tok lmp_obj_begin_verify_flag_values[] = { 88 { 0x0001, "Verify all links"}, 89 { 0x0002, "Data link type"}, 90 { 0, NULL} 91 }; 92 93 static const struct tok lmp_obj_begin_verify_error_values[] = { 94 { 0x01, "\n\t\tLink Verification Procedure Not supported"}, 95 { 0x02, "\n\t\tUnwilling to verify"}, 96 { 0x04, "\n\t\tUnsupported verification transport mechanism"}, 97 { 0x08, "\n\t\tLink_Id configuration error"}, 98 { 0x10, "\n\t\tUnknown object c-type"}, 99 { 0, NULL} 100 }; 101 102 static const struct tok lmp_obj_link_summary_error_values[] = { 103 { 0x01, "\n\t\tUnacceptable non-negotiable LINK_SUMMARY parameters"}, 104 { 0x02, "\n\t\tRenegotiate LINK_SUMMARY parameters"}, 105 { 0x04, "\n\t\tInvalid TE-LINK Object"}, 106 { 0x08, "\n\t\tInvalid DATA-LINK Object"}, 107 { 0x10, "\n\t\tUnknown TE-LINK Object c-type"}, 108 { 0x20, "\n\t\tUnknown DATA-LINK Object c-type"}, 109 { 0, NULL} 110 }; 111 112 /* Service Config Supported Protocols Flags */ 113 static const struct tok lmp_obj_service_config_sp_flag_values[] = { 114 { 0x01, "RSVP Supported"}, 115 { 0x02, "LDP Supported"}, 116 { 0, NULL} 117 }; 118 119 /* Service Config Client Port Service Attribute Transparency Flags */ 120 static const struct tok lmp_obj_service_config_cpsa_tp_flag_values[] = { 121 { 0x01, "Path/VC Overhead Transparency Supported"}, 122 { 0x02, "Line/MS Overhead Transparency Supported"}, 123 { 0x04, "Section/RS Overhead Transparency Supported"}, 124 { 0, NULL} 125 }; 126 127 /* Service Config Client Port Service Attribute Contiguous Concatenation Types Flags */ 128 static const struct tok lmp_obj_service_config_cpsa_cct_flag_values[] = { 129 { 0x01, "Contiguous Concatenation Types Supported"}, 130 { 0, NULL} 131 }; 132 133 /* Service Config Network Service Attributes Transparency Flags */ 134 static const struct tok lmp_obj_service_config_nsa_transparency_flag_values[] = { 135 { 0x01, "Standard SOH/RSOH Transparency Supported"}, 136 { 0x02, "Standard LOH/MSOH Transparency Supported"}, 137 { 0, NULL} 138 }; 139 140 /* Service Config Network Service Attributes TCM Monitoring Flags */ 141 static const struct tok lmp_obj_service_config_nsa_tcm_flag_values[] = { 142 { 0x01, "Transparent Tandem Connection Monitoring Supported"}, 143 { 0, NULL} 144 }; 145 146 /* Network Service Attributes Network Diversity Flags */ 147 static const struct tok lmp_obj_service_config_nsa_network_diversity_flag_values[] = { 148 { 0x01, "Node Diversity Supported"}, 149 { 0x02, "Link Diversity Supported"}, 150 { 0x04, "SRLG Diversity Supported"}, 151 { 0, NULL} 152 }; 153 154 #define LMP_MSGTYPE_CONFIG 1 155 #define LMP_MSGTYPE_CONFIG_ACK 2 156 #define LMP_MSGTYPE_CONFIG_NACK 3 157 #define LMP_MSGTYPE_HELLO 4 158 #define LMP_MSGTYPE_VERIFY_BEGIN 5 159 #define LMP_MSGTYPE_VERIFY_BEGIN_ACK 6 160 #define LMP_MSGTYPE_VERIFY_BEGIN_NACK 7 161 #define LMP_MSGTYPE_VERIFY_END 8 162 #define LMP_MSGTYPE_VERIFY_END_ACK 9 163 #define LMP_MSGTYPE_TEST 10 164 #define LMP_MSGTYPE_TEST_STATUS_SUCCESS 11 165 #define LMP_MSGTYPE_TEST_STATUS_FAILURE 12 166 #define LMP_MSGTYPE_TEST_STATUS_ACK 13 167 #define LMP_MSGTYPE_LINK_SUMMARY 14 168 #define LMP_MSGTYPE_LINK_SUMMARY_ACK 15 169 #define LMP_MSGTYPE_LINK_SUMMARY_NACK 16 170 #define LMP_MSGTYPE_CHANNEL_STATUS 17 171 #define LMP_MSGTYPE_CHANNEL_STATUS_ACK 18 172 #define LMP_MSGTYPE_CHANNEL_STATUS_REQ 19 173 #define LMP_MSGTYPE_CHANNEL_STATUS_RESP 20 174 /* LMP Service Discovery message types defined by UNI 1.0 */ 175 #define LMP_MSGTYPE_SERVICE_CONFIG 50 176 #define LMP_MSGTYPE_SERVICE_CONFIG_ACK 51 177 #define LMP_MSGTYPE_SERVICE_CONFIG_NACK 52 178 179 static const struct tok lmp_msg_type_values[] = { 180 { LMP_MSGTYPE_CONFIG, "Config"}, 181 { LMP_MSGTYPE_CONFIG_ACK, "Config ACK"}, 182 { LMP_MSGTYPE_CONFIG_NACK, "Config NACK"}, 183 { LMP_MSGTYPE_HELLO, "Hello"}, 184 { LMP_MSGTYPE_VERIFY_BEGIN, "Begin Verify"}, 185 { LMP_MSGTYPE_VERIFY_BEGIN_ACK, "Begin Verify ACK"}, 186 { LMP_MSGTYPE_VERIFY_BEGIN_NACK, "Begin Verify NACK"}, 187 { LMP_MSGTYPE_VERIFY_END, "End Verify"}, 188 { LMP_MSGTYPE_VERIFY_END_ACK, "End Verify ACK"}, 189 { LMP_MSGTYPE_TEST, "Test"}, 190 { LMP_MSGTYPE_TEST_STATUS_SUCCESS, "Test Status Success"}, 191 { LMP_MSGTYPE_TEST_STATUS_FAILURE, "Test Status Failure"}, 192 { LMP_MSGTYPE_TEST_STATUS_ACK, "Test Status ACK"}, 193 { LMP_MSGTYPE_LINK_SUMMARY, "Link Summary"}, 194 { LMP_MSGTYPE_LINK_SUMMARY_ACK, "Link Summary ACK"}, 195 { LMP_MSGTYPE_LINK_SUMMARY_NACK, "Link Summary NACK"}, 196 { LMP_MSGTYPE_CHANNEL_STATUS, "Channel Status"}, 197 { LMP_MSGTYPE_CHANNEL_STATUS_ACK, "Channel Status ACK"}, 198 { LMP_MSGTYPE_CHANNEL_STATUS_REQ, "Channel Status Request"}, 199 { LMP_MSGTYPE_CHANNEL_STATUS_RESP, "Channel Status Response"}, 200 { LMP_MSGTYPE_SERVICE_CONFIG, "Service Config"}, 201 { LMP_MSGTYPE_SERVICE_CONFIG_ACK, "Service Config ACK"}, 202 { LMP_MSGTYPE_SERVICE_CONFIG_NACK, "Service Config NACK"}, 203 { 0, NULL} 204 }; 205 206 /* 207 * LMP object header 208 * 209 * 0 1 2 3 210 * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 211 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 212 * |N| C-Type | Class | Length | 213 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 214 * | | 215 * // (object contents) // 216 * | | 217 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 218 */ 219 220 struct lmp_object_header { 221 u_int8_t ctype; 222 u_int8_t class_num; 223 u_int8_t length[2]; 224 }; 225 226 #define LMP_OBJ_CC_ID 1 227 #define LMP_OBJ_NODE_ID 2 228 #define LMP_OBJ_LINK_ID 3 229 #define LMP_OBJ_INTERFACE_ID 4 230 #define LMP_OBJ_MESSAGE_ID 5 231 #define LMP_OBJ_CONFIG 6 232 #define LMP_OBJ_HELLO 7 233 #define LMP_OBJ_VERIFY_BEGIN 8 234 #define LMP_OBJ_VERIFY_BEGIN_ACK 9 235 #define LMP_OBJ_VERIFY_ID 10 236 #define LMP_OBJ_TE_LINK 11 237 #define LMP_OBJ_DATA_LINK 12 238 #define LMP_OBJ_CHANNEL_STATUS 13 239 #define LMP_OBJ_CHANNEL_STATUS_REQ 14 240 #define LMP_OBJ_ERROR_CODE 20 241 242 #define LMP_OBJ_SERVICE_CONFIG 51 /* defined in UNI 1.0 */ 243 244 static const struct tok lmp_obj_values[] = { 245 { LMP_OBJ_CC_ID, "Control Channel ID" }, 246 { LMP_OBJ_NODE_ID, "Node ID" }, 247 { LMP_OBJ_LINK_ID, "Link ID" }, 248 { LMP_OBJ_INTERFACE_ID, "Interface ID" }, 249 { LMP_OBJ_MESSAGE_ID, "Message ID" }, 250 { LMP_OBJ_CONFIG, "Configuration" }, 251 { LMP_OBJ_HELLO, "Hello" }, 252 { LMP_OBJ_VERIFY_BEGIN, "Verify Begin" }, 253 { LMP_OBJ_VERIFY_BEGIN_ACK, "Verify Begin ACK" }, 254 { LMP_OBJ_VERIFY_ID, "Verify ID" }, 255 { LMP_OBJ_TE_LINK, "TE Link" }, 256 { LMP_OBJ_DATA_LINK, "Data Link" }, 257 { LMP_OBJ_CHANNEL_STATUS, "Channel Status" }, 258 { LMP_OBJ_CHANNEL_STATUS_REQ, "Channel Status Request" }, 259 { LMP_OBJ_ERROR_CODE, "Error Code" }, 260 { LMP_OBJ_SERVICE_CONFIG, "Service Config" }, 261 262 { 0, NULL} 263 }; 264 265 #define INT_SWITCHING_TYPE_SUBOBJ 1 266 #define WAVELENGTH_SUBOBJ 2 267 268 static const struct tok lmp_data_link_subobj[] = { 269 { INT_SWITCHING_TYPE_SUBOBJ, "Interface Switching Type" }, 270 { WAVELENGTH_SUBOBJ , "Wavelength" }, 271 { 0, NULL} 272 }; 273 274 #define LMP_CTYPE_IPV4 1 275 #define LMP_CTYPE_IPV6 2 276 277 #define LMP_CTYPE_LOC 1 278 #define LMP_CTYPE_RMT 2 279 #define LMP_CTYPE_UNMD 3 280 281 #define LMP_CTYPE_IPV4_LOC 1 282 #define LMP_CTYPE_IPV4_RMT 2 283 #define LMP_CTYPE_IPV6_LOC 3 284 #define LMP_CTYPE_IPV6_RMT 4 285 #define LMP_CTYPE_UNMD_LOC 5 286 #define LMP_CTYPE_UNMD_RMT 6 287 288 #define LMP_CTYPE_1 1 289 #define LMP_CTYPE_2 2 290 291 #define LMP_CTYPE_HELLO_CONFIG 1 292 #define LMP_CTYPE_HELLO 1 293 294 #define LMP_CTYPE_BEGIN_VERIFY_ERROR 1 295 #define LMP_CTYPE_LINK_SUMMARY_ERROR 2 296 297 /* C-Types for Service Config Object */ 298 #define LMP_CTYPE_SERVICE_CONFIG_SP 1 299 #define LMP_CTYPE_SERVICE_CONFIG_CPSA 2 300 #define LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM 3 301 #define LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY 4 302 303 /* 304 * Different link types allowed in the Client Port Service Attributes 305 * subobject defined for LMP Service Discovery in the UNI 1.0 spec 306 */ 307 #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH 5 /* UNI 1.0 Sec 9.4.2 */ 308 #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET 6 /* UNI 1.0 Sec 9.4.2 */ 309 310 /* 311 * the ctypes are not globally unique so for 312 * translating it to strings we build a table based 313 * on objects offsetted by the ctype 314 */ 315 316 static const struct tok lmp_ctype_values[] = { 317 { 256*LMP_OBJ_CC_ID+LMP_CTYPE_LOC, "Local" }, 318 { 256*LMP_OBJ_CC_ID+LMP_CTYPE_RMT, "Remote" }, 319 { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_LOC, "Local" }, 320 { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_RMT, "Remote" }, 321 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" }, 322 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" }, 323 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" }, 324 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" }, 325 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" }, 326 { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" }, 327 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" }, 328 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" }, 329 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" }, 330 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" }, 331 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" }, 332 { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" }, 333 { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_1, "1" }, 334 { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_2, "2" }, 335 { 256*LMP_OBJ_CONFIG+LMP_CTYPE_1, "1" }, 336 { 256*LMP_OBJ_HELLO+LMP_CTYPE_1, "1" }, 337 { 256*LMP_OBJ_VERIFY_BEGIN+LMP_CTYPE_1, "1" }, 338 { 256*LMP_OBJ_VERIFY_BEGIN_ACK+LMP_CTYPE_1, "1" }, 339 { 256*LMP_OBJ_VERIFY_ID+LMP_CTYPE_1, "1" }, 340 { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV4, "IPv4" }, 341 { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV6, "IPv6" }, 342 { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_UNMD, "Unnumbered" }, 343 { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV4, "IPv4" }, 344 { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV6, "IPv6" }, 345 { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_UNMD, "Unnumbered" }, 346 { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV4, "IPv4" }, 347 { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV6, "IPv6" }, 348 { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_UNMD, "Unnumbered" }, 349 { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV4, "IPv4" }, 350 { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV6, "IPv6" }, 351 { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_UNMD, "Unnumbered" }, 352 { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_1, "1" }, 353 { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_2, "2" }, 354 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_SP, "1" }, 355 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_CPSA, "2" }, 356 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM, "3" }, 357 { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY, "4" }, 358 { 0, NULL} 359 }; 360 361 void 362 lmp_print(register const u_char *pptr, register u_int len) { 363 364 const struct lmp_common_header *lmp_com_header; 365 const struct lmp_object_header *lmp_obj_header; 366 const u_char *tptr,*obj_tptr; 367 int tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen; 368 int hexdump; 369 int offset,subobj_type,subobj_len,total_subobj_len; 370 int link_type; 371 372 union { /* int to float conversion buffer */ 373 float f; 374 u_int32_t i; 375 } bw; 376 377 tptr=pptr; 378 lmp_com_header = (const struct lmp_common_header *)pptr; 379 TCHECK(*lmp_com_header); 380 381 /* 382 * Sanity checking of the header. 383 */ 384 if (LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]) != LMP_VERSION) { 385 printf("LMP version %u packet not supported", 386 LMP_EXTRACT_VERSION(lmp_com_header->version_res[0])); 387 return; 388 } 389 390 /* in non-verbose mode just lets print the basic Message Type*/ 391 if (vflag < 1) { 392 printf("LMPv%u %s Message, length: %u", 393 LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]), 394 tok2str(lmp_msg_type_values, "unknown (%u)",lmp_com_header->msg_type), 395 len); 396 return; 397 } 398 399 /* ok they seem to want to know everything - lets fully decode it */ 400 401 tlen=EXTRACT_16BITS(lmp_com_header->length); 402 403 printf("\n\tLMPv%u, msg-type: %s, Flags: [%s], length: %u", 404 LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]), 405 tok2str(lmp_msg_type_values, "unknown, type: %u",lmp_com_header->msg_type), 406 bittok2str(lmp_header_flag_values,"none",lmp_com_header->flags), 407 tlen); 408 409 tptr+=sizeof(const struct lmp_common_header); 410 tlen-=sizeof(const struct lmp_common_header); 411 412 while(tlen>0) { 413 /* did we capture enough for fully decoding the object header ? */ 414 if (!TTEST2(*tptr, sizeof(struct lmp_object_header))) 415 goto trunc; 416 417 lmp_obj_header = (const struct lmp_object_header *)tptr; 418 lmp_obj_len=EXTRACT_16BITS(lmp_obj_header->length); 419 lmp_obj_ctype=(lmp_obj_header->ctype)&0x7f; 420 421 if(lmp_obj_len % 4 || lmp_obj_len < 4) 422 return; 423 424 printf("\n\t %s Object (%u), Class-Type: %s (%u) Flags: [%snegotiable], length: %u", 425 tok2str(lmp_obj_values, 426 "Unknown", 427 lmp_obj_header->class_num), 428 lmp_obj_header->class_num, 429 tok2str(lmp_ctype_values, 430 "Unknown", 431 ((lmp_obj_header->class_num)<<8)+lmp_obj_ctype), 432 lmp_obj_ctype, 433 (lmp_obj_header->ctype)&0x80 ? "" : "non-", 434 lmp_obj_len); 435 436 obj_tptr=tptr+sizeof(struct lmp_object_header); 437 obj_tlen=lmp_obj_len-sizeof(struct lmp_object_header); 438 439 /* did we capture enough for fully decoding the object ? */ 440 if (!TTEST2(*tptr, lmp_obj_len)) 441 goto trunc; 442 hexdump=FALSE; 443 444 switch(lmp_obj_header->class_num) { 445 446 case LMP_OBJ_CC_ID: 447 switch(lmp_obj_ctype) { 448 case LMP_CTYPE_LOC: 449 case LMP_CTYPE_RMT: 450 printf("\n\t Control Channel ID: %u (0x%08x)", 451 EXTRACT_32BITS(obj_tptr), 452 EXTRACT_32BITS(obj_tptr)); 453 break; 454 455 default: 456 hexdump=TRUE; 457 } 458 break; 459 460 case LMP_OBJ_LINK_ID: 461 case LMP_OBJ_INTERFACE_ID: 462 switch(lmp_obj_ctype) { 463 case LMP_CTYPE_IPV4_LOC: 464 case LMP_CTYPE_IPV4_RMT: 465 printf("\n\t IPv4 Link ID: %s (0x%08x)", 466 ipaddr_string(obj_tptr), 467 EXTRACT_32BITS(obj_tptr)); 468 break; 469 #ifdef INET6 470 case LMP_CTYPE_IPV6_LOC: 471 case LMP_CTYPE_IPV6_RMT: 472 printf("\n\t IPv6 Link ID: %s (0x%08x)", 473 ip6addr_string(obj_tptr), 474 EXTRACT_32BITS(obj_tptr)); 475 break; 476 #endif 477 case LMP_CTYPE_UNMD_LOC: 478 case LMP_CTYPE_UNMD_RMT: 479 printf("\n\t Link ID: %u (0x%08x)", 480 EXTRACT_32BITS(obj_tptr), 481 EXTRACT_32BITS(obj_tptr)); 482 break; 483 default: 484 hexdump=TRUE; 485 } 486 break; 487 488 case LMP_OBJ_MESSAGE_ID: 489 switch(lmp_obj_ctype) { 490 case LMP_CTYPE_1: 491 printf("\n\t Message ID: %u (0x%08x)", 492 EXTRACT_32BITS(obj_tptr), 493 EXTRACT_32BITS(obj_tptr)); 494 break; 495 case LMP_CTYPE_2: 496 printf("\n\t Message ID Ack: %u (0x%08x)", 497 EXTRACT_32BITS(obj_tptr), 498 EXTRACT_32BITS(obj_tptr)); 499 break; 500 default: 501 hexdump=TRUE; 502 } 503 break; 504 505 case LMP_OBJ_NODE_ID: 506 switch(lmp_obj_ctype) { 507 case LMP_CTYPE_LOC: 508 case LMP_CTYPE_RMT: 509 printf("\n\t Node ID: %s (0x%08x)", 510 ipaddr_string(obj_tptr), 511 EXTRACT_32BITS(obj_tptr)); 512 break; 513 514 default: 515 hexdump=TRUE; 516 } 517 break; 518 519 case LMP_OBJ_CONFIG: 520 switch(lmp_obj_ctype) { 521 case LMP_CTYPE_HELLO_CONFIG: 522 printf("\n\t Hello Interval: %u\n\t Hello Dead Interval: %u", 523 EXTRACT_16BITS(obj_tptr), 524 EXTRACT_16BITS(obj_tptr+2)); 525 break; 526 527 default: 528 hexdump=TRUE; 529 } 530 break; 531 532 case LMP_OBJ_HELLO: 533 switch(lmp_obj_ctype) { 534 case LMP_CTYPE_HELLO: 535 printf("\n\t TxSeqNum: %u\n\t RcvSeqNum: %u", 536 EXTRACT_32BITS(obj_tptr), 537 EXTRACT_32BITS(obj_tptr+4)); 538 break; 539 540 default: 541 hexdump=TRUE; 542 } 543 break; 544 545 case LMP_OBJ_TE_LINK: 546 printf("\n\t Flags: [%s]", 547 bittok2str(lmp_obj_te_link_flag_values, 548 "none", 549 EXTRACT_16BITS(obj_tptr)>>8)); 550 551 switch(lmp_obj_ctype) { 552 case LMP_CTYPE_IPV4: 553 printf("\n\t Local Link-ID: %s (0x%08x) \ 554 \n\t Remote Link-ID: %s (0x%08x)", 555 ipaddr_string(obj_tptr+4), 556 EXTRACT_32BITS(obj_tptr+4), 557 ipaddr_string(obj_tptr+8), 558 EXTRACT_32BITS(obj_tptr+8)); 559 break; 560 561 #ifdef INET6 562 case LMP_CTYPE_IPV6: 563 #endif 564 case LMP_CTYPE_UNMD: 565 default: 566 hexdump=TRUE; 567 } 568 break; 569 570 case LMP_OBJ_DATA_LINK: 571 printf("\n\t Flags: [%s]", 572 bittok2str(lmp_obj_data_link_flag_values, 573 "none", 574 EXTRACT_16BITS(obj_tptr)>>8)); 575 576 switch(lmp_obj_ctype) { 577 case LMP_CTYPE_IPV4: 578 case LMP_CTYPE_UNMD: 579 printf("\n\t Local Interface ID: %s (0x%08x) \ 580 \n\t Remote Interface ID: %s (0x%08x)", 581 ipaddr_string(obj_tptr+4), 582 EXTRACT_32BITS(obj_tptr+4), 583 ipaddr_string(obj_tptr+8), 584 EXTRACT_32BITS(obj_tptr+8)); 585 586 total_subobj_len = lmp_obj_len - 16; 587 offset = 12; 588 while (total_subobj_len > 0 && hexdump == FALSE ) { 589 subobj_type = EXTRACT_16BITS(obj_tptr+offset)>>8; 590 subobj_len = EXTRACT_16BITS(obj_tptr+offset)&0x00FF; 591 printf("\n\t Subobject, Type: %s (%u), Length: %u", 592 tok2str(lmp_data_link_subobj, 593 "Unknown", 594 subobj_type), 595 subobj_type, 596 subobj_len); 597 switch(subobj_type) { 598 case INT_SWITCHING_TYPE_SUBOBJ: 599 printf("\n\t Switching Type: %s (%u)", 600 tok2str(gmpls_switch_cap_values, 601 "Unknown", 602 EXTRACT_16BITS(obj_tptr+offset+2)>>8), 603 EXTRACT_16BITS(obj_tptr+offset+2)>>8); 604 printf("\n\t Encoding Type: %s (%u)", 605 tok2str(gmpls_encoding_values, 606 "Unknown", 607 EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF), 608 EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF); 609 bw.i = EXTRACT_32BITS(obj_tptr+offset+4); 610 printf("\n\t Min Reservable Bandwidth: %.3f Mbps", 611 bw.f*8/1000000); 612 bw.i = EXTRACT_32BITS(obj_tptr+offset+8); 613 printf("\n\t Max Reservable Bandwidth: %.3f Mbps", 614 bw.f*8/1000000); 615 break; 616 case WAVELENGTH_SUBOBJ: 617 printf("\n\t Wavelength: %u", 618 EXTRACT_32BITS(obj_tptr+offset+4)); 619 break; 620 default: 621 /* Any Unknown Subobject ==> Exit loop */ 622 hexdump=TRUE; 623 break; 624 } 625 total_subobj_len-=subobj_len; 626 offset+=subobj_len; 627 } 628 629 break; 630 #ifdef INET6 631 case LMP_CTYPE_IPV6: 632 #endif 633 default: 634 hexdump=TRUE; 635 } 636 break; 637 638 case LMP_OBJ_VERIFY_BEGIN: 639 switch(lmp_obj_ctype) { 640 case LMP_CTYPE_1: 641 printf("\n\t Flags: %s", 642 bittok2str(lmp_obj_begin_verify_flag_values, 643 "none", 644 EXTRACT_16BITS(obj_tptr))); 645 printf("\n\t Verify Interval: %u", 646 EXTRACT_16BITS(obj_tptr+2)); 647 printf("\n\t Data links: %u", 648 EXTRACT_32BITS(obj_tptr+4)); 649 printf("\n\t Encoding type: %s", 650 tok2str(gmpls_encoding_values, "Unknown", *(obj_tptr+8))); 651 printf("\n\t Verify Tranport Mechanism: %u (0x%x) %s", 652 EXTRACT_16BITS(obj_tptr+10), 653 EXTRACT_16BITS(obj_tptr+10), 654 EXTRACT_16BITS(obj_tptr+10)&8000 ? "(Payload test messages capable)" : ""); 655 bw.i = EXTRACT_32BITS(obj_tptr+12); 656 printf("\n\t Transmission Rate: %.3f Mbps",bw.f*8/1000000); 657 printf("\n\t Wavelength: %u", 658 EXTRACT_32BITS(obj_tptr+16)); 659 break; 660 661 default: 662 hexdump=TRUE; 663 } 664 break; 665 666 case LMP_OBJ_VERIFY_BEGIN_ACK: 667 switch(lmp_obj_ctype) { 668 case LMP_CTYPE_1: 669 printf("\n\t Verify Dead Interval: %u \ 670 \n\t Verify Transport Response: %u", 671 EXTRACT_16BITS(obj_tptr), 672 EXTRACT_16BITS(obj_tptr+2)); 673 break; 674 675 default: 676 hexdump=TRUE; 677 } 678 break; 679 680 case LMP_OBJ_VERIFY_ID: 681 switch(lmp_obj_ctype) { 682 case LMP_CTYPE_1: 683 printf("\n\t Verify ID: %u", 684 EXTRACT_32BITS(obj_tptr)); 685 break; 686 687 default: 688 hexdump=TRUE; 689 } 690 break; 691 692 case LMP_OBJ_CHANNEL_STATUS: 693 switch(lmp_obj_ctype) { 694 case LMP_CTYPE_IPV4: 695 case LMP_CTYPE_UNMD: 696 offset = 0; 697 /* Decode pairs: <Interface_ID (4 bytes), Channel_status (4 bytes)> */ 698 while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) { 699 printf("\n\t Interface ID: %s (0x%08x)", 700 ipaddr_string(obj_tptr+offset), 701 EXTRACT_32BITS(obj_tptr+offset)); 702 703 printf("\n\t\t Active: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>31) ? 704 "Allocated" : "Non-allocated", 705 (EXTRACT_32BITS(obj_tptr+offset+4)>>31)); 706 707 printf("\n\t\t Direction: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1 ? 708 "Transmit" : "Receive", 709 (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1); 710 711 printf("\n\t\t Channel Status: %s (%u)", 712 tok2str(lmp_obj_channel_status_values, 713 "Unknown", 714 EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF), 715 EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF); 716 offset+=8; 717 } 718 break; 719 #ifdef INET6 720 case LMP_CTYPE_IPV6: 721 #endif 722 default: 723 hexdump=TRUE; 724 } 725 break; 726 727 case LMP_OBJ_CHANNEL_STATUS_REQ: 728 switch(lmp_obj_ctype) { 729 case LMP_CTYPE_IPV4: 730 case LMP_CTYPE_UNMD: 731 offset = 0; 732 while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) { 733 printf("\n\t Interface ID: %s (0x%08x)", 734 ipaddr_string(obj_tptr+offset), 735 EXTRACT_32BITS(obj_tptr+offset)); 736 offset+=4; 737 } 738 break; 739 #ifdef INET6 740 case LMP_CTYPE_IPV6: 741 #endif 742 default: 743 hexdump=TRUE; 744 } 745 break; 746 747 case LMP_OBJ_ERROR_CODE: 748 switch(lmp_obj_ctype) { 749 case LMP_CTYPE_BEGIN_VERIFY_ERROR: 750 printf("\n\t Error Code: %s", 751 bittok2str(lmp_obj_begin_verify_error_values, 752 "none", 753 EXTRACT_32BITS(obj_tptr))); 754 break; 755 756 case LMP_CTYPE_LINK_SUMMARY_ERROR: 757 printf("\n\t Error Code: %s", 758 bittok2str(lmp_obj_link_summary_error_values, 759 "none", 760 EXTRACT_32BITS(obj_tptr))); 761 break; 762 default: 763 hexdump=TRUE; 764 } 765 break; 766 767 case LMP_OBJ_SERVICE_CONFIG: 768 switch (lmp_obj_ctype) { 769 case LMP_CTYPE_SERVICE_CONFIG_SP: 770 771 printf("\n\t Flags: %s", 772 bittok2str(lmp_obj_service_config_sp_flag_values, 773 "none", 774 EXTRACT_16BITS(obj_tptr)>>8)); 775 776 printf("\n\t UNI Version: %u", 777 EXTRACT_16BITS(obj_tptr) & 0x00FF); 778 779 break; 780 781 case LMP_CTYPE_SERVICE_CONFIG_CPSA: 782 783 link_type = EXTRACT_16BITS(obj_tptr)>>8; 784 785 printf("\n\t Link Type: %s (%u)", 786 tok2str(lmp_sd_service_config_cpsa_link_type_values, 787 "Unknown", link_type), 788 link_type); 789 790 if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH) { 791 printf("\n\t Signal Type: %s (%u)", 792 tok2str(lmp_sd_service_config_cpsa_signal_type_sdh_values, 793 "Unknown", 794 EXTRACT_16BITS(obj_tptr) & 0x00FF), 795 EXTRACT_16BITS(obj_tptr) & 0x00FF); 796 } 797 798 if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET) { 799 printf("\n\t Signal Type: %s (%u)", 800 tok2str(lmp_sd_service_config_cpsa_signal_type_sonet_values, 801 "Unknown", 802 EXTRACT_16BITS(obj_tptr) & 0x00FF), 803 EXTRACT_16BITS(obj_tptr) & 0x00FF); 804 } 805 806 printf("\n\t Transparency: %s", 807 bittok2str(lmp_obj_service_config_cpsa_tp_flag_values, 808 "none", 809 EXTRACT_16BITS(obj_tptr+2)>>8)); 810 811 printf("\n\t Contiguous Concatenation Types: %s", 812 bittok2str(lmp_obj_service_config_cpsa_cct_flag_values, 813 "none", 814 EXTRACT_16BITS(obj_tptr+2)>>8 & 0x00FF)); 815 816 printf("\n\t Minimum NCC: %u", 817 EXTRACT_16BITS(obj_tptr+4)); 818 819 printf("\n\t Maximum NCC: %u", 820 EXTRACT_16BITS(obj_tptr+6)); 821 822 printf("\n\t Minimum NVC:%u", 823 EXTRACT_16BITS(obj_tptr+8)); 824 825 printf("\n\t Maximum NVC:%u", 826 EXTRACT_16BITS(obj_tptr+10)); 827 828 printf("\n\t Local Interface ID: %s (0x%08x)", 829 ipaddr_string(obj_tptr+12), 830 EXTRACT_32BITS(obj_tptr+12)); 831 832 break; 833 834 case LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM: 835 836 printf("\n\t Transparency Flags: %s", 837 bittok2str( 838 lmp_obj_service_config_nsa_transparency_flag_values, 839 "none", 840 EXTRACT_32BITS(obj_tptr))); 841 842 printf("\n\t TCM Monitoring Flags: %s", 843 bittok2str( 844 lmp_obj_service_config_nsa_tcm_flag_values, 845 "none", 846 EXTRACT_16BITS(obj_tptr+6) & 0x00FF)); 847 848 break; 849 850 case LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY: 851 852 printf("\n\t Diversity: Flags: %s", 853 bittok2str( 854 lmp_obj_service_config_nsa_network_diversity_flag_values, 855 "none", 856 EXTRACT_16BITS(obj_tptr+2) & 0x00FF)); 857 break; 858 859 default: 860 hexdump = TRUE; 861 }; 862 863 break; 864 865 default: 866 if (vflag <= 1) 867 print_unknown_data(obj_tptr,"\n\t ",obj_tlen); 868 break; 869 } 870 /* do we want to see an additionally hexdump ? */ 871 if (vflag > 1 || hexdump==TRUE) 872 print_unknown_data(tptr+sizeof(sizeof(struct lmp_object_header)),"\n\t ", 873 lmp_obj_len-sizeof(struct lmp_object_header)); 874 875 tptr+=lmp_obj_len; 876 tlen-=lmp_obj_len; 877 } 878 return; 879 trunc: 880 printf("\n\t\t packet exceeded snapshot"); 881 } 882