/* * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that: (1) source code * distributions retain the above copyright notice and this paragraph * in its entirety, and (2) distributions including binary code include * the above copyright notice and this paragraph in its entirety in * the documentation or other materials provided with the distribution. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE. * * Original code by Hannes Gredler (hannes@juniper.net) * Support for LMP service discovery extensions (defined by UNI 1.0) added * by Manu Pathak (mapathak@cisco.com), May 2005 */ /* \summary: Link Management Protocol (LMP) printer */ /* specification: RFC 4204 */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include "netdissect.h" #include "extract.h" #include "addrtoname.h" #include "gmpls.h" /* * LMP common header * * 0 1 2 3 * 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 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ * | Vers | (Reserved) | Flags | Msg Type | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ * | LMP Length | (Reserved) | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ struct lmp_common_header { uint8_t version_res[2]; uint8_t flags; uint8_t msg_type; uint8_t length[2]; uint8_t reserved[2]; }; #define LMP_VERSION 1 #define LMP_EXTRACT_VERSION(x) (((x)&0xf0)>>4) static const struct tok lmp_header_flag_values[] = { { 0x01, "Control Channel Down"}, { 0x02, "LMP restart"}, { 0, NULL} }; static const struct tok lmp_obj_te_link_flag_values[] = { { 0x01, "Fault Management Supported"}, { 0x02, "Link Verification Supported"}, { 0, NULL} }; static const struct tok lmp_obj_data_link_flag_values[] = { { 0x01, "Data Link Port"}, { 0x02, "Allocated for user traffic"}, { 0x04, "Failed link"}, { 0, NULL} }; static const struct tok lmp_obj_channel_status_values[] = { { 1, "Signal Okay"}, { 2, "Signal Degraded"}, { 3, "Signal Fail"}, { 0, NULL} }; static const struct tok lmp_obj_begin_verify_flag_values[] = { { 0x0001, "Verify all links"}, { 0x0002, "Data link type"}, { 0, NULL} }; static const struct tok lmp_obj_begin_verify_error_values[] = { { 0x01, "Link Verification Procedure Not supported"}, { 0x02, "Unwilling to verify"}, { 0x04, "Unsupported verification transport mechanism"}, { 0x08, "Link-Id configuration error"}, { 0x10, "Unknown object c-type"}, { 0, NULL} }; static const struct tok lmp_obj_link_summary_error_values[] = { { 0x01, "Unacceptable non-negotiable LINK-SUMMARY parameters"}, { 0x02, "Renegotiate LINK-SUMMARY parameters"}, { 0x04, "Invalid TE-LINK Object"}, { 0x08, "Invalid DATA-LINK Object"}, { 0x10, "Unknown TE-LINK Object c-type"}, { 0x20, "Unknown DATA-LINK Object c-type"}, { 0, NULL} }; /* Service Config Supported Protocols Flags */ static const struct tok lmp_obj_service_config_sp_flag_values[] = { { 0x01, "RSVP Supported"}, { 0x02, "LDP Supported"}, { 0, NULL} }; /* Service Config Client Port Service Attribute Transparency Flags */ static const struct tok lmp_obj_service_config_cpsa_tp_flag_values[] = { { 0x01, "Path/VC Overhead Transparency Supported"}, { 0x02, "Line/MS Overhead Transparency Supported"}, { 0x04, "Section/RS Overhead Transparency Supported"}, { 0, NULL} }; /* Service Config Client Port Service Attribute Contiguous Concatenation Types Flags */ static const struct tok lmp_obj_service_config_cpsa_cct_flag_values[] = { { 0x01, "Contiguous Concatenation Types Supported"}, { 0, NULL} }; /* Service Config Network Service Attributes Transparency Flags */ static const struct tok lmp_obj_service_config_nsa_transparency_flag_values[] = { { 0x01, "Standard SOH/RSOH Transparency Supported"}, { 0x02, "Standard LOH/MSOH Transparency Supported"}, { 0, NULL} }; /* Service Config Network Service Attributes TCM Monitoring Flags */ static const struct tok lmp_obj_service_config_nsa_tcm_flag_values[] = { { 0x01, "Transparent Tandem Connection Monitoring Supported"}, { 0, NULL} }; /* Network Service Attributes Network Diversity Flags */ static const struct tok lmp_obj_service_config_nsa_network_diversity_flag_values[] = { { 0x01, "Node Diversity Supported"}, { 0x02, "Link Diversity Supported"}, { 0x04, "SRLG Diversity Supported"}, { 0, NULL} }; #define LMP_MSGTYPE_CONFIG 1 #define LMP_MSGTYPE_CONFIG_ACK 2 #define LMP_MSGTYPE_CONFIG_NACK 3 #define LMP_MSGTYPE_HELLO 4 #define LMP_MSGTYPE_VERIFY_BEGIN 5 #define LMP_MSGTYPE_VERIFY_BEGIN_ACK 6 #define LMP_MSGTYPE_VERIFY_BEGIN_NACK 7 #define LMP_MSGTYPE_VERIFY_END 8 #define LMP_MSGTYPE_VERIFY_END_ACK 9 #define LMP_MSGTYPE_TEST 10 #define LMP_MSGTYPE_TEST_STATUS_SUCCESS 11 #define LMP_MSGTYPE_TEST_STATUS_FAILURE 12 #define LMP_MSGTYPE_TEST_STATUS_ACK 13 #define LMP_MSGTYPE_LINK_SUMMARY 14 #define LMP_MSGTYPE_LINK_SUMMARY_ACK 15 #define LMP_MSGTYPE_LINK_SUMMARY_NACK 16 #define LMP_MSGTYPE_CHANNEL_STATUS 17 #define LMP_MSGTYPE_CHANNEL_STATUS_ACK 18 #define LMP_MSGTYPE_CHANNEL_STATUS_REQ 19 #define LMP_MSGTYPE_CHANNEL_STATUS_RESP 20 /* LMP Service Discovery message types defined by UNI 1.0 */ #define LMP_MSGTYPE_SERVICE_CONFIG 50 #define LMP_MSGTYPE_SERVICE_CONFIG_ACK 51 #define LMP_MSGTYPE_SERVICE_CONFIG_NACK 52 static const struct tok lmp_msg_type_values[] = { { LMP_MSGTYPE_CONFIG, "Config"}, { LMP_MSGTYPE_CONFIG_ACK, "Config ACK"}, { LMP_MSGTYPE_CONFIG_NACK, "Config NACK"}, { LMP_MSGTYPE_HELLO, "Hello"}, { LMP_MSGTYPE_VERIFY_BEGIN, "Begin Verify"}, { LMP_MSGTYPE_VERIFY_BEGIN_ACK, "Begin Verify ACK"}, { LMP_MSGTYPE_VERIFY_BEGIN_NACK, "Begin Verify NACK"}, { LMP_MSGTYPE_VERIFY_END, "End Verify"}, { LMP_MSGTYPE_VERIFY_END_ACK, "End Verify ACK"}, { LMP_MSGTYPE_TEST, "Test"}, { LMP_MSGTYPE_TEST_STATUS_SUCCESS, "Test Status Success"}, { LMP_MSGTYPE_TEST_STATUS_FAILURE, "Test Status Failure"}, { LMP_MSGTYPE_TEST_STATUS_ACK, "Test Status ACK"}, { LMP_MSGTYPE_LINK_SUMMARY, "Link Summary"}, { LMP_MSGTYPE_LINK_SUMMARY_ACK, "Link Summary ACK"}, { LMP_MSGTYPE_LINK_SUMMARY_NACK, "Link Summary NACK"}, { LMP_MSGTYPE_CHANNEL_STATUS, "Channel Status"}, { LMP_MSGTYPE_CHANNEL_STATUS_ACK, "Channel Status ACK"}, { LMP_MSGTYPE_CHANNEL_STATUS_REQ, "Channel Status Request"}, { LMP_MSGTYPE_CHANNEL_STATUS_RESP, "Channel Status Response"}, { LMP_MSGTYPE_SERVICE_CONFIG, "Service Config"}, { LMP_MSGTYPE_SERVICE_CONFIG_ACK, "Service Config ACK"}, { LMP_MSGTYPE_SERVICE_CONFIG_NACK, "Service Config NACK"}, { 0, NULL} }; /* * LMP object header * * 0 1 2 3 * 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 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ * |N| C-Type | Class | Length | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ * | | * // (object contents) // * | | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ struct lmp_object_header { uint8_t ctype; uint8_t class_num; uint8_t length[2]; }; #define LMP_OBJ_CC_ID 1 #define LMP_OBJ_NODE_ID 2 #define LMP_OBJ_LINK_ID 3 #define LMP_OBJ_INTERFACE_ID 4 #define LMP_OBJ_MESSAGE_ID 5 #define LMP_OBJ_CONFIG 6 #define LMP_OBJ_HELLO 7 #define LMP_OBJ_VERIFY_BEGIN 8 #define LMP_OBJ_VERIFY_BEGIN_ACK 9 #define LMP_OBJ_VERIFY_ID 10 #define LMP_OBJ_TE_LINK 11 #define LMP_OBJ_DATA_LINK 12 #define LMP_OBJ_CHANNEL_STATUS 13 #define LMP_OBJ_CHANNEL_STATUS_REQ 14 #define LMP_OBJ_ERROR_CODE 20 #define LMP_OBJ_SERVICE_CONFIG 51 /* defined in UNI 1.0 */ static const struct tok lmp_obj_values[] = { { LMP_OBJ_CC_ID, "Control Channel ID" }, { LMP_OBJ_NODE_ID, "Node ID" }, { LMP_OBJ_LINK_ID, "Link ID" }, { LMP_OBJ_INTERFACE_ID, "Interface ID" }, { LMP_OBJ_MESSAGE_ID, "Message ID" }, { LMP_OBJ_CONFIG, "Configuration" }, { LMP_OBJ_HELLO, "Hello" }, { LMP_OBJ_VERIFY_BEGIN, "Verify Begin" }, { LMP_OBJ_VERIFY_BEGIN_ACK, "Verify Begin ACK" }, { LMP_OBJ_VERIFY_ID, "Verify ID" }, { LMP_OBJ_TE_LINK, "TE Link" }, { LMP_OBJ_DATA_LINK, "Data Link" }, { LMP_OBJ_CHANNEL_STATUS, "Channel Status" }, { LMP_OBJ_CHANNEL_STATUS_REQ, "Channel Status Request" }, { LMP_OBJ_ERROR_CODE, "Error Code" }, { LMP_OBJ_SERVICE_CONFIG, "Service Config" }, { 0, NULL} }; #define INT_SWITCHING_TYPE_SUBOBJ 1 #define WAVELENGTH_SUBOBJ 2 static const struct tok lmp_data_link_subobj[] = { { INT_SWITCHING_TYPE_SUBOBJ, "Interface Switching Type" }, { WAVELENGTH_SUBOBJ , "Wavelength" }, { 0, NULL} }; #define LMP_CTYPE_IPV4 1 #define LMP_CTYPE_IPV6 2 #define LMP_CTYPE_LOC 1 #define LMP_CTYPE_RMT 2 #define LMP_CTYPE_UNMD 3 #define LMP_CTYPE_IPV4_LOC 1 #define LMP_CTYPE_IPV4_RMT 2 #define LMP_CTYPE_IPV6_LOC 3 #define LMP_CTYPE_IPV6_RMT 4 #define LMP_CTYPE_UNMD_LOC 5 #define LMP_CTYPE_UNMD_RMT 6 #define LMP_CTYPE_1 1 #define LMP_CTYPE_2 2 #define LMP_CTYPE_HELLO_CONFIG 1 #define LMP_CTYPE_HELLO 1 #define LMP_CTYPE_BEGIN_VERIFY_ERROR 1 #define LMP_CTYPE_LINK_SUMMARY_ERROR 2 /* C-Types for Service Config Object */ #define LMP_CTYPE_SERVICE_CONFIG_SP 1 #define LMP_CTYPE_SERVICE_CONFIG_CPSA 2 #define LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM 3 #define LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY 4 /* * Different link types allowed in the Client Port Service Attributes * subobject defined for LMP Service Discovery in the UNI 1.0 spec */ #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH 5 /* UNI 1.0 Sec 9.4.2 */ #define LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET 6 /* UNI 1.0 Sec 9.4.2 */ /* * the ctypes are not globally unique so for * translating it to strings we build a table based * on objects offsetted by the ctype */ static const struct tok lmp_ctype_values[] = { { 256*LMP_OBJ_CC_ID+LMP_CTYPE_LOC, "Local" }, { 256*LMP_OBJ_CC_ID+LMP_CTYPE_RMT, "Remote" }, { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_LOC, "Local" }, { 256*LMP_OBJ_NODE_ID+LMP_CTYPE_RMT, "Remote" }, { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" }, { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" }, { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" }, { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" }, { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" }, { 256*LMP_OBJ_LINK_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" }, { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_LOC, "IPv4 Local" }, { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV4_RMT, "IPv4 Remote" }, { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_LOC, "IPv6 Local" }, { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_IPV6_RMT, "IPv6 Remote" }, { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_LOC, "Unnumbered Local" }, { 256*LMP_OBJ_INTERFACE_ID+LMP_CTYPE_UNMD_RMT, "Unnumbered Remote" }, { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_1, "1" }, { 256*LMP_OBJ_MESSAGE_ID+LMP_CTYPE_2, "2" }, { 256*LMP_OBJ_CONFIG+LMP_CTYPE_1, "1" }, { 256*LMP_OBJ_HELLO+LMP_CTYPE_1, "1" }, { 256*LMP_OBJ_VERIFY_BEGIN+LMP_CTYPE_1, "1" }, { 256*LMP_OBJ_VERIFY_BEGIN_ACK+LMP_CTYPE_1, "1" }, { 256*LMP_OBJ_VERIFY_ID+LMP_CTYPE_1, "1" }, { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV4, "IPv4" }, { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_IPV6, "IPv6" }, { 256*LMP_OBJ_TE_LINK+LMP_CTYPE_UNMD, "Unnumbered" }, { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV4, "IPv4" }, { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_IPV6, "IPv6" }, { 256*LMP_OBJ_DATA_LINK+LMP_CTYPE_UNMD, "Unnumbered" }, { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV4, "IPv4" }, { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_IPV6, "IPv6" }, { 256*LMP_OBJ_CHANNEL_STATUS+LMP_CTYPE_UNMD, "Unnumbered" }, { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV4, "IPv4" }, { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_IPV6, "IPv6" }, { 256*LMP_OBJ_CHANNEL_STATUS_REQ+LMP_CTYPE_UNMD, "Unnumbered" }, { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_1, "1" }, { 256*LMP_OBJ_ERROR_CODE+LMP_CTYPE_2, "2" }, { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_SP, "1" }, { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_CPSA, "2" }, { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM, "3" }, { 256*LMP_OBJ_SERVICE_CONFIG+LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY, "4" }, { 0, NULL} }; void lmp_print(netdissect_options *ndo, register const u_char *pptr, register u_int len) { const struct lmp_common_header *lmp_com_header; const struct lmp_object_header *lmp_obj_header; const u_char *tptr,*obj_tptr; int tlen,lmp_obj_len,lmp_obj_ctype,obj_tlen; int hexdump; int offset,subobj_type,subobj_len,total_subobj_len; int link_type; union { /* int to float conversion buffer */ float f; uint32_t i; } bw; tptr=pptr; lmp_com_header = (const struct lmp_common_header *)pptr; ND_TCHECK(*lmp_com_header); /* * Sanity checking of the header. */ if (LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]) != LMP_VERSION) { ND_PRINT((ndo, "LMP version %u packet not supported", LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]))); return; } /* in non-verbose mode just lets print the basic Message Type*/ if (ndo->ndo_vflag < 1) { ND_PRINT((ndo, "LMPv%u %s Message, length: %u", LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]), tok2str(lmp_msg_type_values, "unknown (%u)",lmp_com_header->msg_type), len)); return; } /* ok they seem to want to know everything - lets fully decode it */ tlen=EXTRACT_16BITS(lmp_com_header->length); ND_PRINT((ndo, "\n\tLMPv%u, msg-type: %s, Flags: [%s], length: %u", LMP_EXTRACT_VERSION(lmp_com_header->version_res[0]), tok2str(lmp_msg_type_values, "unknown, type: %u",lmp_com_header->msg_type), bittok2str(lmp_header_flag_values,"none",lmp_com_header->flags), tlen)); tptr+=sizeof(const struct lmp_common_header); tlen-=sizeof(const struct lmp_common_header); while(tlen>0) { /* did we capture enough for fully decoding the object header ? */ ND_TCHECK2(*tptr, sizeof(struct lmp_object_header)); lmp_obj_header = (const struct lmp_object_header *)tptr; lmp_obj_len=EXTRACT_16BITS(lmp_obj_header->length); lmp_obj_ctype=(lmp_obj_header->ctype)&0x7f; if(lmp_obj_len % 4 || lmp_obj_len < 4) return; ND_PRINT((ndo, "\n\t %s Object (%u), Class-Type: %s (%u) Flags: [%snegotiable], length: %u", tok2str(lmp_obj_values, "Unknown", lmp_obj_header->class_num), lmp_obj_header->class_num, tok2str(lmp_ctype_values, "Unknown", ((lmp_obj_header->class_num)<<8)+lmp_obj_ctype), lmp_obj_ctype, (lmp_obj_header->ctype)&0x80 ? "" : "non-", lmp_obj_len)); obj_tptr=tptr+sizeof(struct lmp_object_header); obj_tlen=lmp_obj_len-sizeof(struct lmp_object_header); /* did we capture enough for fully decoding the object ? */ ND_TCHECK2(*tptr, lmp_obj_len); hexdump=FALSE; switch(lmp_obj_header->class_num) { case LMP_OBJ_CC_ID: switch(lmp_obj_ctype) { case LMP_CTYPE_LOC: case LMP_CTYPE_RMT: ND_PRINT((ndo, "\n\t Control Channel ID: %u (0x%08x)", EXTRACT_32BITS(obj_tptr), EXTRACT_32BITS(obj_tptr))); break; default: hexdump=TRUE; } break; case LMP_OBJ_LINK_ID: case LMP_OBJ_INTERFACE_ID: switch(lmp_obj_ctype) { case LMP_CTYPE_IPV4_LOC: case LMP_CTYPE_IPV4_RMT: ND_PRINT((ndo, "\n\t IPv4 Link ID: %s (0x%08x)", ipaddr_string(ndo, obj_tptr), EXTRACT_32BITS(obj_tptr))); break; case LMP_CTYPE_IPV6_LOC: case LMP_CTYPE_IPV6_RMT: ND_PRINT((ndo, "\n\t IPv6 Link ID: %s (0x%08x)", ip6addr_string(ndo, obj_tptr), EXTRACT_32BITS(obj_tptr))); break; case LMP_CTYPE_UNMD_LOC: case LMP_CTYPE_UNMD_RMT: ND_PRINT((ndo, "\n\t Link ID: %u (0x%08x)", EXTRACT_32BITS(obj_tptr), EXTRACT_32BITS(obj_tptr))); break; default: hexdump=TRUE; } break; case LMP_OBJ_MESSAGE_ID: switch(lmp_obj_ctype) { case LMP_CTYPE_1: ND_PRINT((ndo, "\n\t Message ID: %u (0x%08x)", EXTRACT_32BITS(obj_tptr), EXTRACT_32BITS(obj_tptr))); break; case LMP_CTYPE_2: ND_PRINT((ndo, "\n\t Message ID Ack: %u (0x%08x)", EXTRACT_32BITS(obj_tptr), EXTRACT_32BITS(obj_tptr))); break; default: hexdump=TRUE; } break; case LMP_OBJ_NODE_ID: switch(lmp_obj_ctype) { case LMP_CTYPE_LOC: case LMP_CTYPE_RMT: ND_PRINT((ndo, "\n\t Node ID: %s (0x%08x)", ipaddr_string(ndo, obj_tptr), EXTRACT_32BITS(obj_tptr))); break; default: hexdump=TRUE; } break; case LMP_OBJ_CONFIG: switch(lmp_obj_ctype) { case LMP_CTYPE_HELLO_CONFIG: ND_PRINT((ndo, "\n\t Hello Interval: %u\n\t Hello Dead Interval: %u", EXTRACT_16BITS(obj_tptr), EXTRACT_16BITS(obj_tptr+2))); break; default: hexdump=TRUE; } break; case LMP_OBJ_HELLO: switch(lmp_obj_ctype) { case LMP_CTYPE_HELLO: ND_PRINT((ndo, "\n\t Tx Seq: %u, Rx Seq: %u", EXTRACT_32BITS(obj_tptr), EXTRACT_32BITS(obj_tptr+4))); break; default: hexdump=TRUE; } break; case LMP_OBJ_TE_LINK: ND_PRINT((ndo, "\n\t Flags: [%s]", bittok2str(lmp_obj_te_link_flag_values, "none", EXTRACT_16BITS(obj_tptr)>>8))); switch(lmp_obj_ctype) { case LMP_CTYPE_IPV4: ND_PRINT((ndo, "\n\t Local Link-ID: %s (0x%08x)" "\n\t Remote Link-ID: %s (0x%08x)", ipaddr_string(ndo, obj_tptr+4), EXTRACT_32BITS(obj_tptr+4), ipaddr_string(ndo, obj_tptr+8), EXTRACT_32BITS(obj_tptr+8))); break; case LMP_CTYPE_IPV6: case LMP_CTYPE_UNMD: default: hexdump=TRUE; } break; case LMP_OBJ_DATA_LINK: ND_PRINT((ndo, "\n\t Flags: [%s]", bittok2str(lmp_obj_data_link_flag_values, "none", EXTRACT_16BITS(obj_tptr)>>8))); switch(lmp_obj_ctype) { case LMP_CTYPE_IPV4: case LMP_CTYPE_UNMD: ND_PRINT((ndo, "\n\t Local Interface ID: %s (0x%08x)" "\n\t Remote Interface ID: %s (0x%08x)", ipaddr_string(ndo, obj_tptr+4), EXTRACT_32BITS(obj_tptr+4), ipaddr_string(ndo, obj_tptr+8), EXTRACT_32BITS(obj_tptr+8))); total_subobj_len = lmp_obj_len - 16; offset = 12; while (total_subobj_len > 0 && hexdump == FALSE ) { subobj_type = EXTRACT_16BITS(obj_tptr+offset)>>8; subobj_len = EXTRACT_16BITS(obj_tptr+offset)&0x00FF; ND_PRINT((ndo, "\n\t Subobject, Type: %s (%u), Length: %u", tok2str(lmp_data_link_subobj, "Unknown", subobj_type), subobj_type, subobj_len)); switch(subobj_type) { case INT_SWITCHING_TYPE_SUBOBJ: ND_PRINT((ndo, "\n\t Switching Type: %s (%u)", tok2str(gmpls_switch_cap_values, "Unknown", EXTRACT_16BITS(obj_tptr+offset+2)>>8), EXTRACT_16BITS(obj_tptr+offset+2)>>8)); ND_PRINT((ndo, "\n\t Encoding Type: %s (%u)", tok2str(gmpls_encoding_values, "Unknown", EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF), EXTRACT_16BITS(obj_tptr+offset+2)&0x00FF)); bw.i = EXTRACT_32BITS(obj_tptr+offset+4); ND_PRINT((ndo, "\n\t Min Reservable Bandwidth: %.3f Mbps", bw.f*8/1000000)); bw.i = EXTRACT_32BITS(obj_tptr+offset+8); ND_PRINT((ndo, "\n\t Max Reservable Bandwidth: %.3f Mbps", bw.f*8/1000000)); break; case WAVELENGTH_SUBOBJ: ND_PRINT((ndo, "\n\t Wavelength: %u", EXTRACT_32BITS(obj_tptr+offset+4))); break; default: /* Any Unknown Subobject ==> Exit loop */ hexdump=TRUE; break; } total_subobj_len-=subobj_len; offset+=subobj_len; } break; case LMP_CTYPE_IPV6: default: hexdump=TRUE; } break; case LMP_OBJ_VERIFY_BEGIN: switch(lmp_obj_ctype) { case LMP_CTYPE_1: ND_PRINT((ndo, "\n\t Flags: %s", bittok2str(lmp_obj_begin_verify_flag_values, "none", EXTRACT_16BITS(obj_tptr)))); ND_PRINT((ndo, "\n\t Verify Interval: %u", EXTRACT_16BITS(obj_tptr+2))); ND_PRINT((ndo, "\n\t Data links: %u", EXTRACT_32BITS(obj_tptr+4))); ND_PRINT((ndo, "\n\t Encoding type: %s", tok2str(gmpls_encoding_values, "Unknown", *(obj_tptr+8)))); ND_PRINT((ndo, "\n\t Verify Transport Mechanism: %u (0x%x)%s", EXTRACT_16BITS(obj_tptr+10), EXTRACT_16BITS(obj_tptr+10), EXTRACT_16BITS(obj_tptr+10)&8000 ? " (Payload test messages capable)" : "")); bw.i = EXTRACT_32BITS(obj_tptr+12); ND_PRINT((ndo, "\n\t Transmission Rate: %.3f Mbps",bw.f*8/1000000)); ND_PRINT((ndo, "\n\t Wavelength: %u", EXTRACT_32BITS(obj_tptr+16))); break; default: hexdump=TRUE; } break; case LMP_OBJ_VERIFY_BEGIN_ACK: switch(lmp_obj_ctype) { case LMP_CTYPE_1: ND_PRINT((ndo, "\n\t Verify Dead Interval: %u" "\n\t Verify Transport Response: %u", EXTRACT_16BITS(obj_tptr), EXTRACT_16BITS(obj_tptr+2))); break; default: hexdump=TRUE; } break; case LMP_OBJ_VERIFY_ID: switch(lmp_obj_ctype) { case LMP_CTYPE_1: ND_PRINT((ndo, "\n\t Verify ID: %u", EXTRACT_32BITS(obj_tptr))); break; default: hexdump=TRUE; } break; case LMP_OBJ_CHANNEL_STATUS: switch(lmp_obj_ctype) { case LMP_CTYPE_IPV4: case LMP_CTYPE_UNMD: offset = 0; /* Decode pairs: */ while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) { ND_PRINT((ndo, "\n\t Interface ID: %s (0x%08x)", ipaddr_string(ndo, obj_tptr+offset), EXTRACT_32BITS(obj_tptr+offset))); ND_PRINT((ndo, "\n\t\t Active: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>31) ? "Allocated" : "Non-allocated", (EXTRACT_32BITS(obj_tptr+offset+4)>>31))); ND_PRINT((ndo, "\n\t\t Direction: %s (%u)", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1 ? "Transmit" : "Receive", (EXTRACT_32BITS(obj_tptr+offset+4)>>30)&0x1)); ND_PRINT((ndo, "\n\t\t Channel Status: %s (%u)", tok2str(lmp_obj_channel_status_values, "Unknown", EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF), EXTRACT_32BITS(obj_tptr+offset+4)&0x3FFFFFF)); offset+=8; } break; case LMP_CTYPE_IPV6: default: hexdump=TRUE; } break; case LMP_OBJ_CHANNEL_STATUS_REQ: switch(lmp_obj_ctype) { case LMP_CTYPE_IPV4: case LMP_CTYPE_UNMD: offset = 0; while (offset < (lmp_obj_len-(int)sizeof(struct lmp_object_header)) ) { ND_PRINT((ndo, "\n\t Interface ID: %s (0x%08x)", ipaddr_string(ndo, obj_tptr+offset), EXTRACT_32BITS(obj_tptr+offset))); offset+=4; } break; case LMP_CTYPE_IPV6: default: hexdump=TRUE; } break; case LMP_OBJ_ERROR_CODE: switch(lmp_obj_ctype) { case LMP_CTYPE_BEGIN_VERIFY_ERROR: ND_PRINT((ndo, "\n\t Error Code: %s", bittok2str(lmp_obj_begin_verify_error_values, "none", EXTRACT_32BITS(obj_tptr)))); break; case LMP_CTYPE_LINK_SUMMARY_ERROR: ND_PRINT((ndo, "\n\t Error Code: %s", bittok2str(lmp_obj_link_summary_error_values, "none", EXTRACT_32BITS(obj_tptr)))); break; default: hexdump=TRUE; } break; case LMP_OBJ_SERVICE_CONFIG: switch (lmp_obj_ctype) { case LMP_CTYPE_SERVICE_CONFIG_SP: ND_PRINT((ndo, "\n\t Flags: %s", bittok2str(lmp_obj_service_config_sp_flag_values, "none", EXTRACT_16BITS(obj_tptr)>>8))); ND_PRINT((ndo, "\n\t UNI Version: %u", EXTRACT_16BITS(obj_tptr) & 0x00FF)); break; case LMP_CTYPE_SERVICE_CONFIG_CPSA: link_type = EXTRACT_16BITS(obj_tptr)>>8; ND_PRINT((ndo, "\n\t Link Type: %s (%u)", tok2str(lmp_sd_service_config_cpsa_link_type_values, "Unknown", link_type), link_type)); if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SDH) { ND_PRINT((ndo, "\n\t Signal Type: %s (%u)", tok2str(lmp_sd_service_config_cpsa_signal_type_sdh_values, "Unknown", EXTRACT_16BITS(obj_tptr) & 0x00FF), EXTRACT_16BITS(obj_tptr) & 0x00FF)); } if (link_type == LMP_SD_SERVICE_CONFIG_CPSA_LINK_TYPE_SONET) { ND_PRINT((ndo, "\n\t Signal Type: %s (%u)", tok2str(lmp_sd_service_config_cpsa_signal_type_sonet_values, "Unknown", EXTRACT_16BITS(obj_tptr) & 0x00FF), EXTRACT_16BITS(obj_tptr) & 0x00FF)); } ND_PRINT((ndo, "\n\t Transparency: %s", bittok2str(lmp_obj_service_config_cpsa_tp_flag_values, "none", EXTRACT_16BITS(obj_tptr+2)>>8))); ND_PRINT((ndo, "\n\t Contiguous Concatenation Types: %s", bittok2str(lmp_obj_service_config_cpsa_cct_flag_values, "none", EXTRACT_16BITS(obj_tptr+2)>>8 & 0x00FF))); ND_PRINT((ndo, "\n\t Minimum NCC: %u", EXTRACT_16BITS(obj_tptr+4))); ND_PRINT((ndo, "\n\t Maximum NCC: %u", EXTRACT_16BITS(obj_tptr+6))); ND_PRINT((ndo, "\n\t Minimum NVC:%u", EXTRACT_16BITS(obj_tptr+8))); ND_PRINT((ndo, "\n\t Maximum NVC:%u", EXTRACT_16BITS(obj_tptr+10))); ND_PRINT((ndo, "\n\t Local Interface ID: %s (0x%08x)", ipaddr_string(ndo, obj_tptr+12), EXTRACT_32BITS(obj_tptr+12))); break; case LMP_CTYPE_SERVICE_CONFIG_TRANSPARENCY_TCM: ND_PRINT((ndo, "\n\t Transparency Flags: %s", bittok2str( lmp_obj_service_config_nsa_transparency_flag_values, "none", EXTRACT_32BITS(obj_tptr)))); ND_PRINT((ndo, "\n\t TCM Monitoring Flags: %s", bittok2str( lmp_obj_service_config_nsa_tcm_flag_values, "none", EXTRACT_16BITS(obj_tptr+6) & 0x00FF))); break; case LMP_CTYPE_SERVICE_CONFIG_NETWORK_DIVERSITY: ND_PRINT((ndo, "\n\t Diversity: Flags: %s", bittok2str( lmp_obj_service_config_nsa_network_diversity_flag_values, "none", EXTRACT_16BITS(obj_tptr+2) & 0x00FF))); break; default: hexdump = TRUE; } break; default: if (ndo->ndo_vflag <= 1) print_unknown_data(ndo,obj_tptr,"\n\t ",obj_tlen); break; } /* do we want to see an additionally hexdump ? */ if (ndo->ndo_vflag > 1 || hexdump==TRUE) print_unknown_data(ndo,tptr+sizeof(struct lmp_object_header),"\n\t ", lmp_obj_len-sizeof(struct lmp_object_header)); tptr+=lmp_obj_len; tlen-=lmp_obj_len; } return; trunc: ND_PRINT((ndo, "\n\t\t packet exceeded snapshot")); } /* * Local Variables: * c-style: whitesmith * c-basic-offset: 8 * End: */