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author | bms <bms@FreeBSD.org> | 2004-03-31 09:17:26 +0000 |
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committer | bms <bms@FreeBSD.org> | 2004-03-31 09:17:26 +0000 |
commit | 281e9d71408deb6e8c5046c746c2e97002b0e7fe (patch) | |
tree | eb08e08f0f875c3b16f8e1aec86091f100906f1c /contrib/tcpdump/print-rsvp.c | |
parent | be6faec6d07fc3a2a54836e76d0309c36192dfad (diff) | |
download | FreeBSD-src-281e9d71408deb6e8c5046c746c2e97002b0e7fe.zip FreeBSD-src-281e9d71408deb6e8c5046c746c2e97002b0e7fe.tar.gz |
Import tcpdump 3.8.3, from http://www.tcpdump.org/releases/tcpdump-3.8.3.tar.gz
Diffstat (limited to 'contrib/tcpdump/print-rsvp.c')
-rw-r--r-- | contrib/tcpdump/print-rsvp.c | 1254 |
1 files changed, 1254 insertions, 0 deletions
diff --git a/contrib/tcpdump/print-rsvp.c b/contrib/tcpdump/print-rsvp.c new file mode 100644 index 0000000..534878e --- /dev/null +++ b/contrib/tcpdump/print-rsvp.c @@ -0,0 +1,1254 @@ +/* + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that: (1) source code + * distributions retain the above copyright notice and this paragraph + * in its entirety, and (2) distributions including binary code include + * the above copyright notice and this paragraph in its entirety in + * the documentation or other materials provided with the distribution. + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND + * WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT + * LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE. + * + * Original code by Hannes Gredler (hannes@juniper.net) + */ + +#ifndef lint +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/tcpdump/print-rsvp.c,v 1.24.2.3 2004/03/24 04:01:08 guy Exp $"; +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <tcpdump-stdinc.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "interface.h" +#include "extract.h" +#include "addrtoname.h" +#include "ethertype.h" +#include "gmpls.h" + +/* + * RFC 2205 common header + * + * 0 1 2 3 + * +-------------+-------------+-------------+-------------+ + * | Vers | Flags| Msg Type | RSVP Checksum | + * +-------------+-------------+-------------+-------------+ + * | Send_TTL | (Reserved) | RSVP Length | + * +-------------+-------------+-------------+-------------+ + * + */ + +struct rsvp_common_header { + u_int8_t version_flags; + u_int8_t msg_type; + u_int8_t checksum[2]; + u_int8_t ttl; + u_int8_t reserved; + u_int8_t length[2]; +}; + +/* + * RFC2205 object header + * + * + * 0 1 2 3 + * +-------------+-------------+-------------+-------------+ + * | Length (bytes) | Class-Num | C-Type | + * +-------------+-------------+-------------+-------------+ + * | | + * // (Object contents) // + * | | + * +-------------+-------------+-------------+-------------+ + */ + +struct rsvp_object_header { + u_int8_t length[2]; + u_int8_t class_num; + u_int8_t ctype; +}; + +#define RSVP_VERSION 1 +#define RSVP_EXTRACT_VERSION(x) (((x)&0xf0)>>4) +#define RSVP_EXTRACT_FLAGS(x) ((x)&0x0f) + +#define RSVP_MSGTYPE_PATH 1 +#define RSVP_MSGTYPE_RESV 2 +#define RSVP_MSGTYPE_PATHERR 3 +#define RSVP_MSGTYPE_RESVERR 4 +#define RSVP_MSGTYPE_PATHTEAR 5 +#define RSVP_MSGTYPE_RESVTEAR 6 +#define RSVP_MSGTYPE_RESVCONF 7 +#define RSVP_MSGTYPE_AGGREGATE 12 +#define RSVP_MSGTYPE_ACK 13 +#define RSVP_MSGTYPE_HELLO_OLD 14 /* ancient Hellos */ +#define RSVP_MSGTYPE_SREFRESH 15 +#define RSVP_MSGTYPE_HELLO 20 + +static const struct tok rsvp_msg_type_values[] = { + { RSVP_MSGTYPE_PATH, "Path" }, + { RSVP_MSGTYPE_RESV, "Resv" }, + { RSVP_MSGTYPE_PATHERR, "PathErr" }, + { RSVP_MSGTYPE_RESVERR, "ResvErr" }, + { RSVP_MSGTYPE_PATHTEAR, "PathTear" }, + { RSVP_MSGTYPE_RESVTEAR, "ResvTear" }, + { RSVP_MSGTYPE_RESVCONF, "ResvConf" }, + { RSVP_MSGTYPE_AGGREGATE, "Aggregate" }, + { RSVP_MSGTYPE_ACK, "Acknowledgement" }, + { RSVP_MSGTYPE_HELLO_OLD, "Hello (Old)" }, + { RSVP_MSGTYPE_SREFRESH, "Refresh" }, + { RSVP_MSGTYPE_HELLO, "Hello" }, + { 0, NULL} +}; + +static const struct tok rsvp_header_flag_values[] = { + { 0x01, "Refresh reduction capable" }, /* rfc2961 */ + { 0, NULL} +}; + +#define RSVP_OBJ_SESSION 1 /* rfc2205 */ +#define RSVP_OBJ_RSVP_HOP 3 /* rfc2205, rfc3473 */ +#define RSVP_OBJ_INTEGRITY 4 +#define RSVP_OBJ_TIME_VALUES 5 /* rfc2205 */ +#define RSVP_OBJ_ERROR_SPEC 6 +#define RSVP_OBJ_SCOPE 7 +#define RSVP_OBJ_STYLE 8 /* rfc2205 */ +#define RSVP_OBJ_FLOWSPEC 9 /* rfc2215 */ +#define RSVP_OBJ_FILTERSPEC 10 /* rfc2215 */ +#define RSVP_OBJ_SENDER_TEMPLATE 11 +#define RSVP_OBJ_SENDER_TSPEC 12 /* rfc2215 */ +#define RSVP_OBJ_ADSPEC 13 /* rfc2215 */ +#define RSVP_OBJ_POLICY_DATA 14 +#define RSVP_OBJ_CONFIRM 15 /* rfc2205 */ +#define RSVP_OBJ_LABEL 16 /* rfc3209 */ +#define RSVP_OBJ_LABEL_REQ 19 /* rfc3209 */ +#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_RECOVERY_LABEL 34 /* rfc3473 */ +#define RSVP_OBJ_UPSTREAM_LABEL 35 /* rfc3473 */ +#define RSVP_OBJ_LABEL_SET 36 /* rfc3473 */ +#define RSVP_OBJ_PROTECTION 37 /* rfc3473 */ +#define RSVP_OBJ_DETOUR 63 /* draft-ietf-mpls-rsvp-lsp-fastreroute-01 */ +#define RSVP_OBJ_SUGGESTED_LABEL 129 /* rfc3473 */ +#define RSVP_OBJ_ACCEPT_LABEL_SET 130 /* rfc3473 */ +#define RSVP_OBJ_RESTART_CAPABILITY 131 /* rfc3473 */ +#define RSVP_OBJ_NOTIFY_REQ 195 /* rfc3473 */ +#define RSVP_OBJ_ADMIN_STATUS 196 /* rfc3473 */ +#define RSVP_OBJ_PROPERTIES 204 /* juniper proprietary */ +#define RSVP_OBJ_FASTREROUTE 205 /* draft-ietf-mpls-rsvp-lsp-fastreroute-01 */ +#define RSVP_OBJ_SESSION_ATTRIBUTE 207 /* rfc3209 */ +#define RSVP_OBJ_CALL_ID 230 /* rfc3474 */ +#define RSVP_OBJ_CALL_OPS 236 /* rfc3474 */ + +static const struct tok rsvp_obj_values[] = { + { RSVP_OBJ_SESSION, "Session" }, + { RSVP_OBJ_RSVP_HOP, "RSVP Hop" }, + { RSVP_OBJ_INTEGRITY, "Integrity" }, + { RSVP_OBJ_TIME_VALUES, "Time Values" }, + { RSVP_OBJ_ERROR_SPEC, "Error Spec" }, + { RSVP_OBJ_SCOPE, "Scope" }, + { RSVP_OBJ_STYLE, "Style" }, + { RSVP_OBJ_FLOWSPEC, "Flowspec" }, + { RSVP_OBJ_FILTERSPEC, "FilterSpec" }, + { RSVP_OBJ_SENDER_TEMPLATE, "Sender Template" }, + { RSVP_OBJ_SENDER_TSPEC, "Sender TSpec" }, + { RSVP_OBJ_ADSPEC, "Adspec" }, + { RSVP_OBJ_POLICY_DATA, "Policy Data" }, + { RSVP_OBJ_CONFIRM, "Confirm" }, + { RSVP_OBJ_LABEL, "Label" }, + { RSVP_OBJ_LABEL_REQ, "Label Request" }, + { RSVP_OBJ_ERO, "ERO" }, + { RSVP_OBJ_RRO, "RRO" }, + { RSVP_OBJ_HELLO, "Hello" }, + { RSVP_OBJ_MESSAGE_ID, "Message ID" }, + { RSVP_OBJ_MESSAGE_ID_ACK, "Message ID Ack" }, + { RSVP_OBJ_MESSAGE_ID_LIST, "Message ID List" }, + { RSVP_OBJ_RECOVERY_LABEL, "Recovery Label" }, + { RSVP_OBJ_UPSTREAM_LABEL, "Upstream Label" }, + { RSVP_OBJ_LABEL_SET, "Label Set" }, + { RSVP_OBJ_ACCEPT_LABEL_SET, "Acceptable Label Set" }, + { RSVP_OBJ_DETOUR, "Detour" }, + { RSVP_OBJ_SUGGESTED_LABEL, "Suggested Label" }, + { RSVP_OBJ_PROPERTIES, "Properties" }, + { RSVP_OBJ_FASTREROUTE, "Fast Re-Route" }, + { RSVP_OBJ_SESSION_ATTRIBUTE, "Session Attribute" }, + { RSVP_OBJ_CALL_ID, "Call-ID" }, + { RSVP_OBJ_CALL_OPS, "Call Capability" }, + { RSVP_OBJ_RESTART_CAPABILITY, "Restart Capability" }, + { RSVP_OBJ_NOTIFY_REQ, "Notify Request" }, + { RSVP_OBJ_PROTECTION, "Protection" }, + { RSVP_OBJ_ADMIN_STATUS, "Administrative Status" }, + { 0, NULL} +}; + +#define RSVP_CTYPE_IPV4 1 +#define RSVP_CTYPE_IPV6 2 +#define RSVP_CTYPE_TUNNEL_IPV4 7 +#define RSVP_CTYPE_TUNNEL_IPV6 8 +#define RSVP_CTYPE_1 1 +#define RSVP_CTYPE_2 2 +#define RSVP_CTYPE_3 3 +#define RSVP_CTYPE_4 4 + +/* + * the ctypes are not globally unique so for + * translating it to strings we build a table based + * on objects offsetted by the ctype + */ + +static const struct tok rsvp_ctype_values[] = { + { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV4, "IPv4" }, + { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_IPV6, "IPv6" }, + { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" }, + { 256*RSVP_OBJ_RSVP_HOP+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" }, + { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV4, "IPv4" }, + { 256*RSVP_OBJ_NOTIFY_REQ+RSVP_CTYPE_IPV6, "IPv6" }, + { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV4, "IPv4" }, + { 256*RSVP_OBJ_CONFIRM+RSVP_CTYPE_IPV6, "IPv6" }, + { 256*RSVP_OBJ_TIME_VALUES+RSVP_CTYPE_1, "1" }, + { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_1, "obsolete" }, + { 256*RSVP_OBJ_FLOWSPEC+RSVP_CTYPE_2, "IntServ" }, + { 256*RSVP_OBJ_SENDER_TSPEC+RSVP_CTYPE_2, "IntServ" }, + { 256*RSVP_OBJ_ADSPEC+RSVP_CTYPE_2, "IntServ" }, + { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV4, "IPv4" }, + { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_IPV6, "IPv6" }, + { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_3, "IPv6 Flow-label" }, + { 256*RSVP_OBJ_FILTERSPEC+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, + { 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_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_STYLE+RSVP_CTYPE_1, "1" }, + { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_1, "Hello Request" }, + { 256*RSVP_OBJ_HELLO+RSVP_CTYPE_2, "Hello Ack" }, + { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_1, "without label range" }, + { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_2, "with ATM label range" }, + { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_3, "with FR label range" }, + { 256*RSVP_OBJ_LABEL_REQ+RSVP_CTYPE_4, "Generalized Label" }, + { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_1, "Label" }, + { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_2, "Generalized Label" }, + { 256*RSVP_OBJ_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, + { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_1, "Label" }, + { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_2, "Generalized Label" }, + { 256*RSVP_OBJ_SUGGESTED_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, + { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_1, "Label" }, + { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_2, "Generalized Label" }, + { 256*RSVP_OBJ_UPSTREAM_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, + { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_1, "Label" }, + { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_2, "Generalized Label" }, + { 256*RSVP_OBJ_RECOVERY_LABEL+RSVP_CTYPE_3, "Waveband Switching" }, + { 256*RSVP_OBJ_ERO+RSVP_CTYPE_IPV4, "IPv4" }, + { 256*RSVP_OBJ_RRO+RSVP_CTYPE_IPV4, "IPv4" }, + { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV4, "IPv4" }, + { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_IPV6, "IPv6" }, + { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_3, "IPv4 plus opt. TLVs" }, + { 256*RSVP_OBJ_ERROR_SPEC+RSVP_CTYPE_4, "IPv6 plus opt. TLVs" }, + { 256*RSVP_OBJ_RESTART_CAPABILITY+RSVP_CTYPE_1, "IPv4" }, + { 256*RSVP_OBJ_SESSION_ATTRIBUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, + { 256*RSVP_OBJ_FASTREROUTE+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, + { 256*RSVP_OBJ_DETOUR+RSVP_CTYPE_TUNNEL_IPV4, "Tunnel IPv4" }, + { 256*RSVP_OBJ_PROPERTIES+RSVP_CTYPE_1, "1" }, + { 0, NULL} +}; + +#define RSVP_OBJ_XRO_MASK_SUBOBJ(x) ((x)&0x7f) +#define RSVP_OBJ_XRO_MASK_LOOSE(x) ((x)&0x80) + +#define RSVP_OBJ_XRO_RES 0 +#define RSVP_OBJ_XRO_IPV4 1 +#define RSVP_OBJ_XRO_IPV6 2 +#define RSVP_OBJ_XRO_ASN 32 +#define RSVP_OBJ_XRO_MPLS 64 + +static const struct tok rsvp_obj_xro_values[] = { + { RSVP_OBJ_XRO_RES, "Reserved" }, + { RSVP_OBJ_XRO_IPV4, "IPv4 prefix" }, + { RSVP_OBJ_XRO_IPV6, "IPv6 prefix" }, + { RSVP_OBJ_XRO_ASN, "Autonomous system number" }, + { RSVP_OBJ_XRO_MPLS, "MPLS label switched path termination" }, + { 0, NULL} +}; + +/* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */ +static const struct tok rsvp_obj_rro_flag_values[] = { + { 0x01, "Local protection available" }, + { 0x02, "Local protection in use" }, + { 0x04, "Bandwidth protection" }, + { 0x08, "Node protection" }, + { 0, NULL} +}; + +static const struct tok rsvp_resstyle_values[] = { + { 17, "Wildcard Filter" }, + { 10, "Fixed Filter" }, + { 18, "Shared Explicit" }, + { 0, NULL} +}; + +#define RSVP_OBJ_INTSERV_GUARANTEED_SERV 2 +#define RSVP_OBJ_INTSERV_CONTROLLED_LOAD 5 + +static const struct tok rsvp_intserv_service_type_values[] = { + { 1, "Default/Global Information" }, + { RSVP_OBJ_INTSERV_GUARANTEED_SERV, "Guaranteed Service" }, + { RSVP_OBJ_INTSERV_CONTROLLED_LOAD, "Controlled Load" }, + { 0, NULL} +}; + +static const struct tok rsvp_intserv_parameter_id_values[] = { + { 4, "IS hop cnt" }, + { 6, "Path b/w estimate" }, + { 8, "Minimum path latency" }, + { 10, "Composed MTU" }, + { 127, "Token Bucket TSpec" }, + { 130, "Guaranteed Service RSpec" }, + { 133, "End-to-end composed value for C" }, + { 134, "End-to-end composed value for D" }, + { 135, "Since-last-reshaping point composed C" }, + { 136, "Since-last-reshaping point composed D" }, + { 0, NULL} +}; + +static struct tok rsvp_session_attribute_flag_values[] = { + { 0x01, "Local Protection desired" }, + { 0x02, "Label Recording desired" }, + { 0x04, "SE Style desired" }, + { 0x08, "Bandwidth protection desired" }, /* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */ + { 0x10, "Node protection desired" }, /* draft-ietf-mpls-rsvp-lsp-fastreroute-02.txt */ + { 0, NULL} +}; + +static struct tok rsvp_obj_prop_tlv_values[] = { + { 0x01, "Cos" }, + { 0x02, "Metric 1" }, + { 0x04, "Metric 2" }, + { 0x08, "CCC Status" }, + { 0x10, "Path Type" }, + { 0, NULL} +}; + +#define RSVP_OBJ_ERROR_SPEC_CODE_ROUTING 24 +#define RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY 25 + +static struct tok rsvp_obj_error_code_values[] = { + { RSVP_OBJ_ERROR_SPEC_CODE_ROUTING, "Routing Problem" }, + { RSVP_OBJ_ERROR_SPEC_CODE_NOTIFY, "Notify Error" }, + { 0, NULL} +}; + +static struct tok rsvp_obj_error_code_routing_values[] = { + { 1, "Bad EXPLICIT_ROUTE object" }, + { 2, "Bad strict node" }, + { 3, "Bad loose node" }, + { 4, "Bad initial subobject" }, + { 5, "No route available toward destination" }, + { 6, "Unacceptable label value" }, + { 7, "RRO indicated routing loops" }, + { 8, "non-RSVP-capable router in the path" }, + { 9, "MPLS label allocation failure" }, + { 10, "Unsupported L3PID" }, + { 0, NULL} +}; + +#define FALSE 0 +#define TRUE 1 + + +static int rsvp_intserv_print(const u_char *, u_short); + +/* + * this is a dissector for all the intserv defined + * specs as defined per rfc2215 + * it is called from various rsvp objects; + * returns the amount of bytes being processed + */ +static int +rsvp_intserv_print(const u_char *tptr, u_short obj_tlen) { + + int parameter_id,parameter_length; + union { + float f; + u_int32_t i; + } bw; + + if (obj_tlen < 4) + return 0; + parameter_id = *(tptr); + parameter_length = EXTRACT_16BITS(tptr+2)<<2; /* convert wordcount to bytecount */ + + printf("\n\t Parameter ID: %s (%u), length: %u, Flags: [0x%02x]", + tok2str(rsvp_intserv_parameter_id_values,"unknown",parameter_id), + parameter_id, + parameter_length, + *(tptr+1)); + + if (obj_tlen < parameter_length+4) + return 0; + switch(parameter_id) { /* parameter_id */ + + case 4: + /* + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | 4 (e) | (f) | 1 (g) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | IS hop cnt (32-bit unsigned integer) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + if (parameter_length == 4) + printf("\n\t\tIS hop count: %u", EXTRACT_32BITS(tptr+4)); + break; + + case 6: + /* + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | 6 (h) | (i) | 1 (j) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Path b/w estimate (32-bit IEEE floating point number) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + if (parameter_length == 4) { + bw.i = EXTRACT_32BITS(tptr+4); + printf("\n\t\tPath b/w estimate: %.10g Mbps", bw.f/125000); + } + break; + + case 8: + /* + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | 8 (k) | (l) | 1 (m) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Minimum path latency (32-bit integer) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + if (parameter_length == 4) { + printf("\n\t\tMinimum path latency: "); + if (EXTRACT_32BITS(tptr+4) == 0xffffffff) + printf("don't care"); + else + printf("%u", EXTRACT_32BITS(tptr+4)); + } + break; + + case 10: + + /* + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | 10 (n) | (o) | 1 (p) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Composed MTU (32-bit unsigned integer) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + if (parameter_length == 4) + printf("\n\t\tComposed MTU: %u bytes", EXTRACT_32BITS(tptr+4)); + break; + case 127: + /* + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | 127 (e) | 0 (f) | 5 (g) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Token Bucket Rate [r] (32-bit IEEE floating point number) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Token Bucket Size [b] (32-bit IEEE floating point number) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Peak Data Rate [p] (32-bit IEEE floating point number) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Minimum Policed Unit [m] (32-bit integer) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Maximum Packet Size [M] (32-bit integer) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + + if (parameter_length == 20) { + bw.i = EXTRACT_32BITS(tptr+4); + printf("\n\t\tToken Bucket Rate: %.10g Mbps", bw.f/125000); + bw.i = EXTRACT_32BITS(tptr+8); + printf("\n\t\tToken Bucket Size: %.10g bytes", bw.f); + bw.i = EXTRACT_32BITS(tptr+12); + printf("\n\t\tPeak Data Rate: %.10g Mbps", bw.f/125000); + printf("\n\t\tMinimum Policed Unit: %u bytes", EXTRACT_32BITS(tptr+16)); + printf("\n\t\tMaximum Packet Size: %u bytes", EXTRACT_32BITS(tptr+20)); + } + break; + + case 130: + /* + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | 130 (h) | 0 (i) | 2 (j) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Rate [R] (32-bit IEEE floating point number) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Slack Term [S] (32-bit integer) | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + + if (parameter_length == 8) { + bw.i = EXTRACT_32BITS(tptr+4); + printf("\n\t\tRate: %.10g Mbps", bw.f/125000); + printf("\n\t\tSlack Term: %u", EXTRACT_32BITS(tptr+8)); + } + break; + + case 133: + case 134: + case 135: + case 136: + if (parameter_length == 4) + printf("\n\t\tValue: %u", EXTRACT_32BITS(tptr+4)); + break; + + default: + if (vflag <= 1) + print_unknown_data(tptr+4,"\n\t\t",parameter_length); + } + return (parameter_length+4); /* header length 4 bytes */ +} + +void +rsvp_print(register const u_char *pptr, register u_int len) { + + const struct rsvp_common_header *rsvp_com_header; + const struct rsvp_object_header *rsvp_obj_header; + const u_char *tptr,*obj_tptr; + u_short tlen,rsvp_obj_len,rsvp_obj_ctype,obj_tlen,intserv_serv_tlen; + int hexdump,processed,padbytes,error_code,error_value; + union { + float f; + u_int32_t i; + } bw; + u_int8_t namelen; + u_int i; + + tptr=pptr; + rsvp_com_header = (const struct rsvp_common_header *)pptr; + TCHECK(*rsvp_com_header); + + /* + * Sanity checking of the header. + */ + if (RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags) != RSVP_VERSION) { + printf("RSVP version %u packet not supported", + RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags)); + return; + } + + /* in non-verbose mode just lets print the basic Message Type*/ + if (vflag < 1) { + printf("RSVP %s Message, length: %u", + tok2str(rsvp_msg_type_values, "unknown (%u)",rsvp_com_header->msg_type), + len); + return; + } + + /* ok they seem to want to know everything - lets fully decode it */ + + tlen=EXTRACT_16BITS(rsvp_com_header->length); + + printf("RSVP\n\tv: %u, msg-type: %s, Flags: [%s], length: %u, ttl: %u, checksum: 0x%04x", + RSVP_EXTRACT_VERSION(rsvp_com_header->version_flags), + tok2str(rsvp_msg_type_values, "unknown, type: %u",rsvp_com_header->msg_type), + bittok2str(rsvp_header_flag_values,"none",RSVP_EXTRACT_FLAGS(rsvp_com_header->version_flags)), + tlen, + rsvp_com_header->ttl, + EXTRACT_16BITS(rsvp_com_header->checksum)); + + if (tlen < sizeof(const struct rsvp_common_header)) + return; + tptr+=sizeof(const struct rsvp_common_header); + tlen-=sizeof(const struct rsvp_common_header); + + while(tlen>0) { + /* did we capture enough for fully decoding the object header ? */ + if (!TTEST2(*tptr, sizeof(struct rsvp_object_header))) + goto trunc; + + rsvp_obj_header = (const struct rsvp_object_header *)tptr; + rsvp_obj_len=EXTRACT_16BITS(rsvp_obj_header->length); + rsvp_obj_ctype=rsvp_obj_header->ctype; + + if(rsvp_obj_len % 4 || rsvp_obj_len < sizeof(struct rsvp_object_header)) + return; + + printf("\n\t %s Object (%u) Flags: [%s", + tok2str(rsvp_obj_values, + "Unknown", + rsvp_obj_header->class_num), + rsvp_obj_header->class_num, + ((rsvp_obj_header->class_num)&0x80) ? "ignore" : "reject"); + + if (rsvp_obj_header->class_num > 128) + printf(" %s", + ((rsvp_obj_header->class_num)&0x40) ? "and forward" : "silently"); + + printf(" if unknown], Class-Type: %s (%u), length: %u", + tok2str(rsvp_ctype_values, + "Unknown", + ((rsvp_obj_header->class_num)<<8)+rsvp_obj_ctype), + rsvp_obj_ctype, + rsvp_obj_len); + + obj_tptr=tptr+sizeof(struct rsvp_object_header); + obj_tlen=rsvp_obj_len-sizeof(struct rsvp_object_header); + + /* did we capture enough for fully decoding the object ? */ + if (!TTEST2(*tptr, rsvp_obj_len)) + goto trunc; + hexdump=FALSE; + + switch(rsvp_obj_header->class_num) { + case RSVP_OBJ_SESSION: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_IPV4: + if (obj_tlen < 8) + return; + printf("\n\t IPv4 DestAddress: %s, Protocol ID: 0x%02x", + ipaddr_string(obj_tptr), + *(obj_tptr+4)); + printf("\n\t Flags: [0x%02x], DestPort %u", + *(obj_tptr+5), + EXTRACT_16BITS(obj_tptr+6)); + obj_tlen-=8; + obj_tptr+=8; + break; +#ifdef INET6 + case RSVP_CTYPE_IPV6: + if (obj_tlen < 20) + return; + printf("\n\t IPv6 DestAddress: %s, Protocol ID: 0x%02x", + ip6addr_string(obj_tptr), + *(obj_tptr+16)); + printf("\n\t Flags: [0x%02x], DestPort %u", + *(obj_tptr+17), + EXTRACT_16BITS(obj_tptr+18)); + obj_tlen-=20; + obj_tptr+=20; + break; + + case RSVP_CTYPE_TUNNEL_IPV6: + if (obj_tlen < 36) + return; + printf("\n\t IPv6 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s", + ip6addr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+18), + ip6addr_string(obj_tptr+20)); + obj_tlen-=36; + obj_tptr+=36; + break; +#endif + case RSVP_CTYPE_TUNNEL_IPV4: + if (obj_tlen < 12) + return; + printf("\n\t IPv4 Tunnel EndPoint: %s, Tunnel ID: 0x%04x, Extended Tunnel ID: %s", + ipaddr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+6), + ipaddr_string(obj_tptr+8)); + obj_tlen-=12; + obj_tptr+=12; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_CONFIRM: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_IPV4: + if (obj_tlen < 4) + return; + printf("\n\t IPv4 Receiver Address: %s", + ipaddr_string(obj_tptr)); + obj_tlen-=4; + obj_tptr+=4; + break; +#ifdef INET6 + case RSVP_CTYPE_IPV6: + if (obj_tlen < 16) + return; + printf("\n\t IPv6 Receiver Address: %s", + ip6addr_string(obj_tptr)); + obj_tlen-=16; + obj_tptr+=16; + break; +#endif + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_NOTIFY_REQ: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_IPV4: + if (obj_tlen < 4) + return; + printf("\n\t IPv4 Notify Node Address: %s", + ipaddr_string(obj_tptr)); + obj_tlen-=4; + obj_tptr+=4; + break; +#ifdef INET6 + case RSVP_CTYPE_IPV6: + if (obj_tlen < 16) + return; + printf("\n\t IPv6 Notify Node Address: %s", + ip6addr_string(obj_tptr)); + obj_tlen-=16; + obj_tptr+=16; + break; +#endif + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_SUGGESTED_LABEL: /* fall through */ + case RSVP_OBJ_UPSTREAM_LABEL: /* fall through */ + case RSVP_OBJ_RECOVERY_LABEL: /* fall through */ + case RSVP_OBJ_LABEL: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + while(obj_tlen >= 4 ) { + printf("\n\t Label: %u", EXTRACT_32BITS(obj_tptr)); + obj_tlen-=4; + obj_tptr+=4; + } + break; + case RSVP_CTYPE_2: + if (obj_tlen < 4) + return; + printf("\n\t Generalized Label: %u", + EXTRACT_32BITS(obj_tptr)); + obj_tlen-=4; + obj_tptr+=4; + break; + case RSVP_CTYPE_3: + if (obj_tlen < 12) + return; + printf("\n\t Waveband ID: %u\n\t Start Label: %u, Stop Label: %u", + EXTRACT_32BITS(obj_tptr), + EXTRACT_32BITS(obj_tptr+4), + EXTRACT_32BITS(obj_tptr+8)); + obj_tlen-=12; + obj_tptr+=12; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_STYLE: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + if (obj_tlen < 4) + return; + printf("\n\t Reservation Style: %s, Flags: [0x%02x]", + tok2str(rsvp_resstyle_values, + "Unknown", + EXTRACT_24BITS(obj_tptr+1)), + *(obj_tptr)); + obj_tlen-=4; + obj_tptr+=4; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_SENDER_TEMPLATE: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_IPV4: + if (obj_tlen < 8) + return; + printf("\n\t Source Address: %s, Source Port: %u", + ipaddr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+6)); + obj_tlen-=8; + obj_tptr+=8; + break; +#ifdef INET6 + case RSVP_CTYPE_IPV6: + if (obj_tlen < 20) + return; + printf("\n\t Source Address: %s, Source Port: %u", + ip6addr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+18)); + obj_tlen-=20; + obj_tptr+=20; + break; +#endif + case RSVP_CTYPE_TUNNEL_IPV4: + if (obj_tlen < 8) + return; + printf("\n\t IPv4 Tunnel Sender Address: %s, LSP-ID: 0x%04x", + ipaddr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+6)); + obj_tlen-=8; + obj_tptr+=8; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_LABEL_REQ: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + while(obj_tlen >= 4 ) { + printf("\n\t L3 Protocol ID: %s", + tok2str(ethertype_values, + "Unknown Protocol (0x%04x)", + EXTRACT_16BITS(obj_tptr+2))); + obj_tlen-=4; + obj_tptr+=4; + } + break; + case RSVP_CTYPE_2: + if (obj_tlen < 12) + return; + printf("\n\t L3 Protocol ID: %s", + tok2str(ethertype_values, + "Unknown Protocol (0x%04x)", + EXTRACT_16BITS(obj_tptr+2))); + printf(",%s merge capability",((*(obj_tptr+4))&0x80) ? "no" : "" ); + printf("\n\t Minimum VPI/VCI: %u/%u", + (EXTRACT_16BITS(obj_tptr+4))&0xfff, + (EXTRACT_16BITS(obj_tptr+6))&0xfff); + printf("\n\t Maximum VPI/VCI: %u/%u", + (EXTRACT_16BITS(obj_tptr+8))&0xfff, + (EXTRACT_16BITS(obj_tptr+10))&0xfff); + obj_tlen-=12; + obj_tptr+=12; + break; + case RSVP_CTYPE_3: + if (obj_tlen < 12) + return; + printf("\n\t L3 Protocol ID: %s", + tok2str(ethertype_values, + "Unknown Protocol (0x%04x)", + EXTRACT_16BITS(obj_tptr+2))); + printf("\n\t Minimum/Maximum DLCI: %u/%u, %s%s bit DLCI", + (EXTRACT_32BITS(obj_tptr+4))&0x7fffff, + (EXTRACT_32BITS(obj_tptr+8))&0x7fffff, + (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 0 ) ? "10" : "", + (((EXTRACT_16BITS(obj_tptr+4)>>7)&3) == 2 ) ? "23" : ""); + obj_tlen-=12; + obj_tptr+=12; + break; + case RSVP_CTYPE_4: + if (obj_tlen < 8) + return; + printf("\n\t LSP Encoding Type: %s (%u)", + tok2str(gmpls_encoding_values, + "Unknown", + *obj_tptr), + *obj_tptr); + printf("\n\t Switching Type: %s (%u), Payload ID: %s (0x%04x)", + tok2str(gmpls_switch_cap_values, + "Unknown", + *(obj_tptr+1)), + *(obj_tptr+1), + tok2str(gmpls_payload_values, + "Unknown", + EXTRACT_16BITS(obj_tptr+2)), + EXTRACT_16BITS(obj_tptr+2)); + obj_tlen-=8; + obj_tptr+=8; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_RRO: + case RSVP_OBJ_ERO: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_IPV4: + while(obj_tlen >= 4 ) { + printf("\n\t Subobject Type: %s", + tok2str(rsvp_obj_xro_values, + "Unknown %u", + RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr))); + switch(RSVP_OBJ_XRO_MASK_SUBOBJ(*obj_tptr)) { + case RSVP_OBJ_XRO_IPV4: + printf(", %s, %s/%u, Flags: [%s]", + RSVP_OBJ_XRO_MASK_LOOSE(*obj_tptr) ? "Loose" : "Strict", + ipaddr_string(obj_tptr+2), + *(obj_tptr+6), + bittok2str(rsvp_obj_rro_flag_values, + "none", + *(obj_tptr+7))); /* rfc3209 says that this field is rsvd. */ + } + obj_tlen-=*(obj_tptr+1); + obj_tptr+=*(obj_tptr+1); + } + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_HELLO: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + case RSVP_CTYPE_2: + if (obj_tlen < 8) + return; + printf("\n\t Source Instance: 0x%08x, Destination Instance: 0x%08x", + EXTRACT_32BITS(obj_tptr), + EXTRACT_32BITS(obj_tptr+4)); + obj_tlen-=8; + obj_tptr+=8; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_RESTART_CAPABILITY: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + if (obj_tlen < 8) + return; + printf("\n\t Restart Time: %ums, Recovery Time: %ums", + EXTRACT_16BITS(obj_tptr), + EXTRACT_16BITS(obj_tptr+4)); + obj_tlen-=8; + obj_tptr+=8; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_SESSION_ATTRIBUTE: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_TUNNEL_IPV4: + if (obj_tlen < 4) + return; + namelen = *(obj_tptr+3); + if (obj_tlen < 4+namelen) + return; + printf("\n\t Session Name: "); + for (i = 0; i < namelen; i++) + safeputchar(*(obj_tptr+4+i)); + printf("\n\t Setup Priority: %u, Holding Priority: %u, Flags: [%s]", + (int)*obj_tptr, + (int)*(obj_tptr+1), + tok2str(rsvp_session_attribute_flag_values, + "none", + *(obj_tptr+2))); + + obj_tlen-=4+*(obj_tptr+3); + obj_tptr+=4+*(obj_tptr+3); + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_RSVP_HOP: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */ + case RSVP_CTYPE_IPV4: + if (obj_tlen < 8) + return; + printf("\n\t Previous/Next Interface: %s, Logical Interface Handle: 0x%08x", + ipaddr_string(obj_tptr), + EXTRACT_32BITS(obj_tptr+4)); + obj_tlen-=8; + obj_tptr+=8; + hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */ + break; +#ifdef INET6 + case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */ + case RSVP_CTYPE_IPV6: + if (obj_tlen < 20) + return; + printf("\n\t Previous/Next Interface: %s, Logical Interface Handle: 0x%08x", + ip6addr_string(obj_tptr), + EXTRACT_32BITS(obj_tptr+16)); + obj_tlen-=20; + obj_tptr+=20; + hexdump=TRUE; /* unless we have a TLV parser lets just hexdump */ + break; +#endif + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_TIME_VALUES: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + if (obj_tlen < 4) + return; + printf("\n\t Refresh Period: %ums", + EXTRACT_32BITS(obj_tptr)); + obj_tlen-=4; + obj_tptr+=4; + break; + default: + hexdump=TRUE; + } + break; + + /* those three objects do share the same semantics */ + case RSVP_OBJ_SENDER_TSPEC: + case RSVP_OBJ_ADSPEC: + case RSVP_OBJ_FLOWSPEC: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_2: + if (obj_tlen < 4) + return; + printf("\n\t Msg-Version: %u, length: %u", + (*obj_tptr & 0xf0) >> 4, + EXTRACT_16BITS(obj_tptr+2)<<2); + obj_tptr+=4; /* get to the start of the service header */ + obj_tlen-=4; + + while (obj_tlen >= 4) { + intserv_serv_tlen=EXTRACT_16BITS(obj_tptr+2)<<2; + printf("\n\t Service Type: %s (%u), break bit %s set, Service length: %u", + tok2str(rsvp_intserv_service_type_values,"unknown",*(obj_tptr)), + *(obj_tptr), + (*(obj_tptr+1)&0x80) ? "" : "not", + intserv_serv_tlen); + + obj_tptr+=4; /* get to the start of the parameter list */ + obj_tlen-=4; + + while (intserv_serv_tlen>=4) { + processed = rsvp_intserv_print(obj_tptr, obj_tlen); + if (processed == 0) + break; + obj_tlen-=processed; + intserv_serv_tlen-=processed; + obj_tptr+=processed; + } + } + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_FILTERSPEC: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_IPV4: + if (obj_tlen < 8) + return; + printf("\n\t Source Address: %s, Source Port: %u", + ipaddr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+6)); + obj_tlen-=8; + obj_tptr+=8; + break; +#ifdef INET6 + case RSVP_CTYPE_IPV6: + if (obj_tlen < 20) + return; + printf("\n\t Source Address: %s, Source Port: %u", + ip6addr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+18)); + obj_tlen-=20; + obj_tptr+=20; + break; + case RSVP_CTYPE_3: + if (obj_tlen < 20) + return; + printf("\n\t Source Address: %s, Flow Label: %u", + ip6addr_string(obj_tptr), + EXTRACT_24BITS(obj_tptr+17)); + obj_tlen-=20; + obj_tptr+=20; + break; + case RSVP_CTYPE_TUNNEL_IPV6: + if (obj_tlen < 20) + return; + printf("\n\t Source Address: %s, LSP-ID: 0x%04x", + ipaddr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+18)); + obj_tlen-=20; + obj_tptr+=20; + break; +#endif + case RSVP_CTYPE_TUNNEL_IPV4: + if (obj_tlen < 8) + return; + printf("\n\t Source Address: %s, LSP-ID: 0x%04x", + ipaddr_string(obj_tptr), + EXTRACT_16BITS(obj_tptr+6)); + obj_tlen-=8; + obj_tptr+=8; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_FASTREROUTE: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_TUNNEL_IPV4: + if (obj_tlen < 16) + return; + bw.i = EXTRACT_32BITS(obj_tptr+4); + printf("\n\t Setup Priority: %u, Holding Priority: %u, Hop-limit: %u, Bandwidth: %.10g Mbps", + (int)*obj_tptr, + (int)*(obj_tptr+1), + (int)*(obj_tptr+2), + bw.f*8/1000000); + printf("\n\t Include Colors: 0x%08x, Exclude Colors: 0x%08x", + EXTRACT_32BITS(obj_tptr+8), + EXTRACT_32BITS(obj_tptr+12)); + obj_tlen-=16; + obj_tptr+=16; + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_DETOUR: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_TUNNEL_IPV4: + while(obj_tlen >= 8) { + printf("\n\t PLR-ID: %s, Avoid-Node-ID: %s", + ipaddr_string(obj_tptr), + ipaddr_string(obj_tptr+4)); + obj_tlen-=8; + obj_tptr+=8; + } + break; + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_ERROR_SPEC: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_3: /* fall through - FIXME add TLV parser */ + case RSVP_CTYPE_IPV4: + if (obj_tlen < 8) + return; + error_code=*(obj_tptr+5); + error_value=EXTRACT_16BITS(obj_tptr+6); + printf("\n\t Error Node Adress: %s, Flags: [0x%02x]\n\t Error Code: %s (%u)", + ipaddr_string(obj_tptr), + *(obj_tptr+4), + tok2str(rsvp_obj_error_code_values,"unknown",error_code), + error_code); + switch (error_code) { + case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING: + printf(", Error Value: %s (%u)", + tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value), + error_value); + break; + default: + printf(", Unknown Error Value (%u)", error_value); + break; + } + obj_tlen-=8; + obj_tptr+=8; + break; +#ifdef INET6 + case RSVP_CTYPE_4: /* fall through - FIXME add TLV parser */ + case RSVP_CTYPE_IPV6: + if (obj_tlen < 20) + return; + error_code=*(obj_tptr+17); + error_value=EXTRACT_16BITS(obj_tptr+18); + printf("\n\t Error Node Adress: %s, Flags: [0x%02x]\n\t Error Code: %s (%u)", + ip6addr_string(obj_tptr), + *(obj_tptr+16), + tok2str(rsvp_obj_error_code_values,"unknown",error_code), + error_code); + + switch (error_code) { + case RSVP_OBJ_ERROR_SPEC_CODE_ROUTING: + printf(", Error Value: %s (%u)", + tok2str(rsvp_obj_error_code_routing_values,"unknown",error_value), + error_value); + break; + default: + break; + } + obj_tlen-=20; + obj_tptr+=20; + break; +#endif + default: + hexdump=TRUE; + } + break; + + case RSVP_OBJ_PROPERTIES: + switch(rsvp_obj_ctype) { + case RSVP_CTYPE_1: + if (obj_tlen < 4) + return; + padbytes = EXTRACT_16BITS(obj_tptr+2); + printf("\n\t TLV count: %u, padding bytes: %u", + EXTRACT_16BITS(obj_tptr), + padbytes); + obj_tlen-=4; + obj_tptr+=4; + /* loop through as long there is anything longer than the TLV header (2) */ + while(obj_tlen >= 2 + padbytes) { + printf("\n\t %s TLV (0x%02x), length: %u", /* length includes header */ + tok2str(rsvp_obj_prop_tlv_values,"unknown",*obj_tptr), + *obj_tptr, + *(obj_tptr+1)); + if (obj_tlen < *(obj_tptr+1)) + return; + print_unknown_data(obj_tptr+2,"\n\t\t",*(obj_tptr+1)-2); + obj_tlen-=*(obj_tptr+1); + obj_tptr+=*(obj_tptr+1); + } + break; + default: + hexdump=TRUE; + } + break; + + /* + * FIXME those are the defined objects that lack a decoder + * you are welcome to contribute code ;-) + */ + + case RSVP_OBJ_INTEGRITY: + case RSVP_OBJ_SCOPE: + case RSVP_OBJ_POLICY_DATA: + case RSVP_OBJ_MESSAGE_ID: + case RSVP_OBJ_MESSAGE_ID_ACK: + case RSVP_OBJ_MESSAGE_ID_LIST: + case RSVP_OBJ_LABEL_SET: + case RSVP_OBJ_ACCEPT_LABEL_SET: + case RSVP_OBJ_PROTECTION: + default: + if (vflag <= 1) + print_unknown_data(obj_tptr,"\n\t ",obj_tlen); + break; + } + /* do we want to see an additionally hexdump ? */ + if (vflag > 1 || hexdump==TRUE) + print_unknown_data(tptr+sizeof(sizeof(struct rsvp_object_header)),"\n\t ", + rsvp_obj_len-sizeof(struct rsvp_object_header)); + + tptr+=rsvp_obj_len; + tlen-=rsvp_obj_len; + } + return; +trunc: + printf("\n\t\t packet exceeded snapshot"); +} |