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      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