X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/617f68b27238e29c391700fbd935b8e48eb263df..48ecdd0e0bb33d17852063fbf839b593f1dfc8bf:/print-rsvp.c diff --git a/print-rsvp.c b/print-rsvp.c index 57eed8bc..5ed731c3 100644 --- a/print-rsvp.c +++ b/print-rsvp.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998-2005 The TCPDUMP project + * Copyright (c) 1998-2007 The TCPDUMP project * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that: (1) source code @@ -17,7 +17,7 @@ #ifndef lint static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.42 2006-06-23 02:03:09 hannes Exp $"; + "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.48 2007-09-13 17:29:50 guy Exp $"; #endif #ifdef HAVE_CONFIG_H @@ -35,6 +35,7 @@ static const char rcsid[] _U_ = #include "addrtoname.h" #include "ethertype.h" #include "gmpls.h" +#include "af.h" /* * RFC 2205 common header @@ -134,9 +135,9 @@ static const struct tok rsvp_header_flag_values[] = { #define RSVP_OBJ_ERO 20 /* rfc3209 */ #define RSVP_OBJ_RRO 21 /* rfc3209 */ #define RSVP_OBJ_HELLO 22 /* rfc3209 */ -#define RSVP_OBJ_MESSAGE_ID 23 -#define RSVP_OBJ_MESSAGE_ID_ACK 24 -#define RSVP_OBJ_MESSAGE_ID_LIST 25 +#define RSVP_OBJ_MESSAGE_ID 23 /* rfc2961 */ +#define RSVP_OBJ_MESSAGE_ID_ACK 24 /* rfc2961 */ +#define RSVP_OBJ_MESSAGE_ID_LIST 25 /* rfc2961 */ #define RSVP_OBJ_RECOVERY_LABEL 34 /* rfc3473 */ #define RSVP_OBJ_UPSTREAM_LABEL 35 /* rfc3473 */ #define RSVP_OBJ_LABEL_SET 36 /* rfc3473 */ @@ -152,6 +153,7 @@ static const struct tok rsvp_header_flag_values[] = { #define RSVP_OBJ_PROPERTIES 204 /* juniper proprietary */ #define RSVP_OBJ_FASTREROUTE 205 /* draft-ietf-mpls-rsvp-lsp-fastreroute-07 */ #define RSVP_OBJ_SESSION_ATTRIBUTE 207 /* rfc3209 */ +#define RSVP_OBJ_GENERALIZED_UNI 229 /* OIF RSVP extensions UNI 1.0 Signaling, Rel. 2 */ #define RSVP_OBJ_CALL_ID 230 /* rfc3474 */ #define RSVP_OBJ_CALL_OPS 236 /* rfc3474 */ @@ -189,6 +191,7 @@ static const struct tok rsvp_obj_values[] = { { RSVP_OBJ_PROPERTIES, "Properties" }, { RSVP_OBJ_FASTREROUTE, "Fast Re-Route" }, { RSVP_OBJ_SESSION_ATTRIBUTE, "Session Attribute" }, + { RSVP_OBJ_GENERALIZED_UNI, "Generalized UNI" }, { RSVP_OBJ_CALL_ID, "Call-ID" }, { RSVP_OBJ_CALL_OPS, "Call Capability" }, { RSVP_OBJ_RESTART_CAPABILITY, "Restart Capability" }, @@ -202,6 +205,7 @@ static const struct tok rsvp_obj_values[] = { #define RSVP_CTYPE_IPV6 2 #define RSVP_CTYPE_TUNNEL_IPV4 7 #define RSVP_CTYPE_TUNNEL_IPV6 8 +#define RSVP_CTYPE_UNI_IPV4 11 /* OIF RSVP extensions UNI 1.0 Signaling Rel. 2 */ #define RSVP_CTYPE_1 1 #define RSVP_CTYPE_2 2 #define RSVP_CTYPE_3 3 @@ -234,11 +238,13 @@ static const struct tok rsvp_ctype_values[] = { { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV4, "IPv4" }, { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_IPV6, "IPv6" }, { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, + { 256*RSVP_OBJ_SESSION+RSVP_CTYPE_UNI_IPV4, "UNI IPv4" }, { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV4, "IPv4" }, { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_IPV6, "IPv6" }, { 256*RSVP_OBJ_SENDER_TEMPLATE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, { 256*RSVP_OBJ_MESSAGE_ID+RSVP_CTYPE_1, "1" }, - { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_1, "1" }, + { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_1, "Message id ack" }, + { 256*RSVP_OBJ_MESSAGE_ID_ACK+RSVP_CTYPE_2, "Message id nack" }, { 256*RSVP_OBJ_MESSAGE_ID_LIST+RSVP_CTYPE_1, "1" }, { 256*RSVP_OBJ_STYLE+RSVP_CTYPE_1, "1" }, { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_1, "Hello Request" }, @@ -271,8 +277,11 @@ static const struct tok rsvp_ctype_values[] = { { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_1, "1" }, /* new style */ { 256*RSVP_OBJ_DETOUR+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, { 256*RSVP_OBJ_PROPERTIES+RSVP_CTYPE_1, "1" }, + { 256*RSVP_OBJ_ADMIN_STATUS+RSVP_CTYPE_1, "1" }, { 256*RSVP_OBJ_CLASSTYPE+RSVP_CTYPE_1, "1" }, { 256*RSVP_OBJ_CLASSTYPE_OLD+RSVP_CTYPE_1, "1" }, + { 256*RSVP_OBJ_LABEL_SET+RSVP_CTYPE_1, "1" }, + { 256*RSVP_OBJ_GENERALIZED_UNI+RSVP_CTYPE_1, "1" }, { 0, NULL} }; @@ -416,6 +425,45 @@ static struct tok rsvp_obj_error_code_diffserv_te_values[] = { { 0, NULL} }; +/* rfc3473 / rfc 3471 */ +static const struct tok rsvp_obj_admin_status_flag_values[] = { + { 0x80000000, "Reflect" }, + { 0x00000004, "Testing" }, + { 0x00000002, "Admin-down" }, + { 0x00000001, "Delete-in-progress" }, + { 0, NULL} +}; + +/* label set actions - rfc3471 */ +#define LABEL_SET_INCLUSIVE_LIST 0 +#define LABEL_SET_EXCLUSIVE_LIST 1 +#define LABEL_SET_INCLUSIVE_RANGE 2 +#define LABEL_SET_EXCLUSIVE_RANGE 3 + +static const struct tok rsvp_obj_label_set_action_values[] = { + { LABEL_SET_INCLUSIVE_LIST, "Inclusive list" }, + { LABEL_SET_EXCLUSIVE_LIST, "Exclusive list" }, + { LABEL_SET_INCLUSIVE_RANGE, "Inclusive range" }, + { LABEL_SET_EXCLUSIVE_RANGE, "Exclusive range" }, + { 0, NULL} +}; + +/* OIF RSVP extensions UNI 1.0 Signaling, release 2 */ +#define RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS 1 +#define RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS 2 +#define RSVP_GEN_UNI_SUBOBJ_DIVERSITY 3 +#define RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL 4 +#define RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL 5 + +static const struct tok rsvp_obj_generalized_uni_values[] = { + { RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS, "Source TNA address" }, + { RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS, "Destination TNA address" }, + { RSVP_GEN_UNI_SUBOBJ_DIVERSITY, "Diversity" }, + { RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL, "Egress label" }, + { RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL, "Service level" }, + { 0, NULL} +}; + static int rsvp_intserv_print(const u_char *, u_short); /* @@ -583,6 +631,8 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { } bw; u_int8_t namelen; + u_int action, subchannel; + while(tlen>=sizeof(struct rsvp_object_header)) { /* did we capture enough for fully decoding the object header ? */ if (!TTEST2(*tptr, sizeof(struct rsvp_object_header))) @@ -680,6 +730,7 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { break; #endif case RSVP_CTYPE_TUNNEL_IPV4: + case RSVP_CTYPE_UNI_IPV4: if (obj_tlen < 12) return -1; printf("%s IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s", @@ -896,7 +947,7 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { obj_tptr+=12; break; case RSVP_CTYPE_4: - if (obj_tlen < 8) + if (obj_tlen < 4) return-1; printf("%s LSP Encoding Type: %s (%u)", ident, @@ -914,8 +965,8 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { "Unknown", EXTRACT_16BITS(obj_tptr+2)), EXTRACT_16BITS(obj_tptr+2)); - obj_tlen-=8; - obj_tptr+=8; + obj_tlen-=4; + obj_tptr+=4; break; default: hexdump=TRUE; @@ -1020,6 +1071,106 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { } break; + case RSVP_OBJ_GENERALIZED_UNI: + switch(rsvp_obj_ctype) { + int subobj_type,af,subobj_len,total_subobj_len; + + case RSVP_CTYPE_1: + + if (obj_tlen < 4) + return-1; + + /* read variable length subobjects */ + total_subobj_len = obj_tlen; + while(total_subobj_len > 0) { + subobj_len = EXTRACT_16BITS(obj_tptr); + subobj_type = (EXTRACT_16BITS(obj_tptr+2))>>8; + af = (EXTRACT_16BITS(obj_tptr+2))&0x00FF; + + printf("%s Subobject Type: %s (%u), AF: %s (%u), length: %u", + ident, + tok2str(rsvp_obj_generalized_uni_values, "Unknown", subobj_type), + subobj_type, + tok2str(af_values, "Unknown", af), af, + subobj_len); + + switch(subobj_type) { + case RSVP_GEN_UNI_SUBOBJ_SOURCE_TNA_ADDRESS: + case RSVP_GEN_UNI_SUBOBJ_DESTINATION_TNA_ADDRESS: + + switch(af) { + case AFNUM_INET: + if (subobj_len < 8) + return -1; + printf("%s UNI IPv4 TNA address: %s", + ident, ipaddr_string(obj_tptr+4)); + break; +#ifdef INET6 + case AFNUM_INET6: + if (subobj_len < 20) + return -1; + printf("%s UNI IPv6 TNA address: %s", + ident, ip6addr_string(obj_tptr+4)); + break; +#endif + case AFNUM_NSAP: + if (subobj_len) { + /* unless we have a TLV parser lets just hexdump */ + hexdump=TRUE; + } + break; + } + break; + + case RSVP_GEN_UNI_SUBOBJ_DIVERSITY: + if (subobj_len) { + /* unless we have a TLV parser lets just hexdump */ + hexdump=TRUE; + } + break; + + case RSVP_GEN_UNI_SUBOBJ_EGRESS_LABEL: + if (subobj_len < 16) { + return -1; + } + + printf("%s U-bit: %x, Label type: %u, Logical port id: %u, Label: %u", + ident, + ((EXTRACT_32BITS(obj_tptr+4))>>31), + ((EXTRACT_32BITS(obj_tptr+4))&0xFF), + EXTRACT_32BITS(obj_tptr+8), + EXTRACT_32BITS(obj_tptr+12)); + break; + + case RSVP_GEN_UNI_SUBOBJ_SERVICE_LEVEL: + if (subobj_len < 8) { + return -1; + } + + printf("%s Service level: %u", + ident, (EXTRACT_32BITS(obj_tptr+4))>>24); + break; + + default: + hexdump=TRUE; + break; + } + total_subobj_len-=subobj_len; + obj_tptr+=subobj_len; + obj_tlen+=subobj_len; + } + + if (total_subobj_len) { + /* unless we have a TLV parser lets just hexdump */ + hexdump=TRUE; + } + break; + + default: + hexdump=TRUE; + } + break; + case RSVP_OBJ_RSVP_HOP: switch(rsvp_obj_ctype) { case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */ @@ -1354,6 +1505,7 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { case RSVP_OBJ_MESSAGE_ID_LIST: switch(rsvp_obj_ctype) { case RSVP_CTYPE_1: + case RSVP_CTYPE_2: if (obj_tlen < 8) return-1; printf("%s Flags [0x%02x], epoch: %u", @@ -1406,6 +1558,66 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { } break; + case RSVP_OBJ_ADMIN_STATUS: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + if (obj_tlen < 4) + return-1; + printf("%s Flags [%s]", ident, + bittok2str(rsvp_obj_admin_status_flag_values, "none", + EXTRACT_32BITS(obj_tptr))); + obj_tlen-=4; + obj_tptr+=4; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_LABEL_SET: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + if (obj_tlen < 4) + return-1; + action = (EXTRACT_16BITS(obj_tptr)>>8); + + printf("%s Action: %s (%u), Label type: %u", ident, + tok2str(rsvp_obj_label_set_action_values, "Unknown", action), + action, ((EXTRACT_32BITS(obj_tptr) & 0x7F))); + + switch (action) { + case LABEL_SET_INCLUSIVE_RANGE: + case LABEL_SET_EXCLUSIVE_RANGE: /* fall through */ + + /* only a couple of subchannels are expected */ + if (obj_tlen < 12) + return -1; + printf("%s Start range: %u, End range: %u", ident, + EXTRACT_32BITS(obj_tptr+4), + EXTRACT_32BITS(obj_tptr+8)); + obj_tlen-=12; + obj_tptr+=12; + break; + + default: + obj_tlen-=4; + obj_tptr+=4; + subchannel = 1; + while(obj_tlen >= 4 ) { + printf("%s Subchannel #%u: %u", ident, subchannel, + EXTRACT_32BITS(obj_tptr)); + obj_tptr+=4; + obj_tlen-=4; + subchannel++; + } + break; + } + break; + + default: + hexdump=TRUE; + } + /* * FIXME those are the defined objects that lack a decoder * you are welcome to contribute code ;-) @@ -1413,7 +1625,6 @@ rsvp_obj_print (const u_char *tptr, const char *ident, u_int tlen) { case RSVP_OBJ_SCOPE: case RSVP_OBJ_POLICY_DATA: - case RSVP_OBJ_LABEL_SET: case RSVP_OBJ_ACCEPT_LABEL_SET: case RSVP_OBJ_PROTECTION: default: