4630 lines
205 KiB
C
4630 lines
205 KiB
C
/* packet-ldp.c
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* Routines for LDP (RFC 3036) packet disassembly
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*
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* Copyright (c) November 2000 by Richard Sharpe <rsharpe@ns.aus.com>
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*
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* CRLDP (RFC3212) is now supported
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* - (c) 2002 Michael Rozhavsky <mike[AT]tochna.technion.ac.il>
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*
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* (c) Copyright 2011, Shobhank Sharma <ssharma5@ncsu.edu>
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* - update the VCCV bitmaps as per RFC 5885
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*
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* (c) Copyright 2012, Aditya Ambadkar and Diana Chris <arambadk,dvchris@ncsu.edu>
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* - support for the flowlabel sub-tlv as per RFC 6391
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*
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* (c) Copyright 2013, Gaurav Patwardhan <gspatwar@ncsu.edu>
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* - support for the GTSM flag as per RFC 6720
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*
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* (c) Copyright 2013, Rupesh Patro <rbpatro@ncsu.edu>
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* - Support for Upstream-Assigned Label TLVs and Sub-TLVs as per RFC 6389
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1999 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include <epan/exceptions.h>
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#include <epan/addr_resolv.h>
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#include <epan/prefs.h>
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#include <epan/afn.h>
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#include <epan/expert.h>
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#include <epan/show_exception.h>
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#include "packet-diffserv-mpls-common.h"
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#include "packet-ldp.h"
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#define TCP_PORT_LDP 646
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#define UDP_PORT_LDP 646
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void proto_register_ldp(void);
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void proto_reg_handoff_ldp(void);
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static int proto_ldp = -1;
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/* Delete the following if you do not use it, or add to it if you need */
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/* static int hf_ldp_req = -1; */
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/* static int hf_ldp_rsp = -1; */
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static int hf_ldp_version = -1;
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static int hf_ldp_pdu_len = -1;
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static int hf_ldp_lsr = -1;
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static int hf_ldp_ls_id = -1;
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static int hf_ldp_msg_ubit = -1;
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static int hf_ldp_msg_type = -1;
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static int hf_ldp_msg_len = -1;
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static int hf_ldp_msg_id = -1;
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static int hf_ldp_msg_vendor_id = -1;
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static int hf_ldp_msg_experiment_id = -1;
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static int hf_ldp_tlv_value = -1;
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static int hf_ldp_tlv_type = -1;
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static int hf_ldp_tlv_unknown = -1;
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static int hf_ldp_tlv_len = -1;
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static int hf_ldp_tlv_val_hold = -1;
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static int hf_ldp_tlv_val_target = -1;
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static int hf_ldp_tlv_val_request = -1;
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static int hf_ldp_tlv_val_res = -1;
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static int hf_ldp_tlv_val_gtsm_flag = -1;
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static int hf_ldp_tlv_ipv4_taddr = -1;
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static int hf_ldp_tlv_config_seqno = -1;
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static int hf_ldp_tlv_ipv6_taddr = -1;
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static int hf_ldp_tlv_fec_wc = -1;
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static int hf_ldp_tlv_fec_af = -1;
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static int hf_ldp_tlv_fec_len = -1;
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static int hf_ldp_tlv_fec_pfval = -1;
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static int hf_ldp_tlv_fec_hoval = -1;
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static int hf_ldp_tlv_addrl_addr_family = -1;
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static int hf_ldp_tlv_addrl_addr = -1;
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static int hf_ldp_tlv_hc_value = -1;
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static int hf_ldp_tlv_pv_lsrid = -1;
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static int hf_ldp_tlv_generic_label = -1;
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static int hf_ldp_tlv_atm_label_vbits = -1;
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static int hf_ldp_tlv_atm_label_vpi = -1;
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static int hf_ldp_tlv_atm_label_vci = -1;
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static int hf_ldp_tlv_fr_label_len = -1;
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static int hf_ldp_tlv_fr_label_dlci = -1;
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static int hf_ldp_tlv_ft_protect_sequence_num = -1;
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static int hf_ldp_tlv_status_ebit = -1;
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static int hf_ldp_tlv_status_fbit = -1;
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static int hf_ldp_tlv_status_data = -1;
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static int hf_ldp_tlv_status_msg_id = -1;
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static int hf_ldp_tlv_status_msg_type = -1;
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static int hf_ldp_tlv_extstatus_data = -1;
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static int hf_ldp_tlv_returned_version = -1;
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static int hf_ldp_tlv_returned_pdu_len = -1;
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static int hf_ldp_tlv_returned_lsr = -1;
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static int hf_ldp_tlv_returned_ls_id = -1;
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static int hf_ldp_tlv_returned_msg_ubit = -1;
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static int hf_ldp_tlv_returned_msg_type = -1;
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static int hf_ldp_tlv_returned_msg_len = -1;
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static int hf_ldp_tlv_returned_msg_id = -1;
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static int hf_ldp_tlv_mac = -1;
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static int hf_ldp_tlv_sess_ver = -1;
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static int hf_ldp_tlv_sess_ka = -1;
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static int hf_ldp_tlv_sess_advbit = -1;
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static int hf_ldp_tlv_sess_ldetbit = -1;
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static int hf_ldp_tlv_sess_pvlim = -1;
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static int hf_ldp_tlv_sess_mxpdu = -1;
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static int hf_ldp_tlv_sess_rxlsr = -1;
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static int hf_ldp_tlv_sess_rxls = -1;
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static int hf_ldp_tlv_sess_atm_merge = -1;
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static int hf_ldp_tlv_sess_atm_lr = -1;
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static int hf_ldp_tlv_sess_atm_dir = -1;
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static int hf_ldp_tlv_sess_atm_minvpi = -1;
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static int hf_ldp_tlv_sess_atm_maxvpi = -1;
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static int hf_ldp_tlv_sess_atm_minvci = -1;
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static int hf_ldp_tlv_sess_atm_maxvci = -1;
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static int hf_ldp_tlv_sess_fr_merge = -1;
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static int hf_ldp_tlv_sess_fr_lr = -1;
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static int hf_ldp_tlv_sess_fr_dir = -1;
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static int hf_ldp_tlv_sess_fr_len = -1;
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static int hf_ldp_tlv_sess_fr_mindlci = -1;
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static int hf_ldp_tlv_sess_fr_maxdlci = -1;
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static int hf_ldp_tlv_ft_sess_flags = -1;
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static int hf_ldp_tlv_ft_sess_flag_r = -1;
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static int hf_ldp_tlv_ft_sess_flag_res = -1;
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static int hf_ldp_tlv_ft_sess_flag_s = -1;
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static int hf_ldp_tlv_ft_sess_flag_a = -1;
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static int hf_ldp_tlv_ft_sess_flag_c = -1;
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static int hf_ldp_tlv_ft_sess_flag_l = -1;
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static int hf_ldp_tlv_ft_sess_res = -1;
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static int hf_ldp_tlv_ft_sess_reconn_to = -1;
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static int hf_ldp_tlv_ft_sess_recovery_time = -1;
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static int hf_ldp_tlv_ft_ack_sequence_num = -1;
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static int hf_ldp_tlv_lbl_req_msg_id = -1;
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static int hf_ldp_tlv_vendor_id = -1;
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static int hf_ldp_tlv_experiment_id = -1;
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static int hf_ldp_tlv_fec_vc_controlword = -1;
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static int hf_ldp_tlv_fec_vc_vctype = -1;
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static int hf_ldp_tlv_fec_vc_infolength = -1;
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static int hf_ldp_tlv_fec_vc_groupid = -1;
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static int hf_ldp_tlv_fec_vc_vcid = -1;
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static int hf_ldp_tlv_fec_vc_intparam_length = -1;
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static int hf_ldp_tlv_fec_vc_intparam_mtu = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmbps = -1;
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static int hf_ldp_tlv_fec_vc_intparam_id = -1;
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static int hf_ldp_tlv_fec_vc_intparam_maxcatmcells = -1;
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static int hf_ldp_tlv_fec_vc_intparam_desc = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepbytes = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_ais = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_une = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_rtp = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_ebm = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_mah = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_res = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_ceptype = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_t3 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_cepopt_e3 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vlanid = -1;
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static int hf_ldp_tlv_fec_vc_intparam_dlcilen = -1;
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static int hf_ldp_tlv_fec_vc_intparam_fcslen = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_r = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_d = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_f = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_res1 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_pt = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_res2 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_freq = -1;
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static int hf_ldp_tlv_fec_vc_intparam_tdmopt_ssrc = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cctype_cw = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cctype_mplsra = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cctype_ttl1 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_icmpping = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_lspping = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd1 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd2 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd3 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd4 = -1;
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static int hf_ldp_tlv_fec_vc_intparam_flowlabel_t = -1; /* Flow label interface parameter RFC6391 */
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static int hf_ldp_tlv_fec_vc_intparam_flowlabel_r = -1; /* Flow label interface parameter RFC6391 */
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static int hf_ldp_tlv_fec_vc_intparam_flowlabel_res = -1; /* Flow label interface parameter RFC6391 */
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static int hf_ldp_tlv_lspid_act_flg = -1;
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static int hf_ldp_tlv_lspid_cr_lsp = -1;
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static int hf_ldp_tlv_lspid_ldpid = -1;
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static int hf_ldp_tlv_er_hop_loose = -1;
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static int hf_ldp_tlv_er_hop_prelen = -1;
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static int hf_ldp_tlv_er_hop_prefix4 = -1;
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static int hf_ldp_tlv_er_hop_prefix6 = -1;
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static int hf_ldp_tlv_er_hop_as = -1;
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static int hf_ldp_tlv_er_hop_cr_lsp = -1;
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static int hf_ldp_tlv_er_hop_ldpid = -1;
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static int hf_ldp_tlv_flags_reserv = -1;
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static int hf_ldp_tlv_flags_weight = -1;
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static int hf_ldp_tlv_flags_ebs = -1;
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static int hf_ldp_tlv_flags_cbs = -1;
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static int hf_ldp_tlv_flags_cdr = -1;
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static int hf_ldp_tlv_flags_pbs = -1;
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static int hf_ldp_tlv_flags_pdr = -1;
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static int hf_ldp_tlv_frequency = -1;
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static int hf_ldp_tlv_pdr = -1;
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static int hf_ldp_tlv_pbs = -1;
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static int hf_ldp_tlv_cdr = -1;
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static int hf_ldp_tlv_cbs = -1;
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static int hf_ldp_tlv_ebs = -1;
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static int hf_ldp_tlv_weight = -1;
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static int hf_ldp_tlv_set_prio = -1;
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static int hf_ldp_tlv_hold_prio = -1;
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static int hf_ldp_tlv_route_pinning = -1;
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static int hf_ldp_tlv_resource_class = -1;
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/* static int hf_ldp_tlv_diffserv = -1; */
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static int hf_ldp_tlv_diffserv_type = -1;
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static int hf_ldp_tlv_diffserv_mapnb = -1;
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static int hf_ldp_tlv_diffserv_map = -1;
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static int hf_ldp_tlv_diffserv_map_exp = -1;
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static int hf_ldp_tlv_diffserv_phbid = -1;
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static int hf_ldp_tlv_diffserv_phbid_dscp = -1;
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static int hf_ldp_tlv_diffserv_phbid_code = -1;
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static int hf_ldp_tlv_diffserv_phbid_bit14 = -1;
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static int hf_ldp_tlv_diffserv_phbid_bit15 = -1;
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static int hf_ldp_tlv_fec_gen_agi_type = -1;
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static int hf_ldp_tlv_fec_gen_agi_length = -1;
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static int hf_ldp_tlv_fec_gen_agi_value = -1;
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static int hf_ldp_tlv_fec_gen_saii_type = -1;
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static int hf_ldp_tlv_fec_gen_saii_length = -1;
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static int hf_ldp_tlv_fec_gen_saii_value = -1;
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static int hf_ldp_tlv_fec_gen_taii_type = -1;
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static int hf_ldp_tlv_fec_gen_taii_length = -1;
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static int hf_ldp_tlv_fec_gen_taii_value = -1;
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static int hf_ldp_tlv_fec_gen_aai_globalid = -1;
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static int hf_ldp_tlv_fec_gen_aai_prefix = -1;
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static int hf_ldp_tlv_fec_gen_aai_ac_id = -1;
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static int hf_ldp_tlv_fec_pw_controlword = -1;
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static int hf_ldp_tlv_fec_pw_pwtype = -1;
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static int hf_ldp_tlv_fec_pw_infolength = -1;
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static int hf_ldp_tlv_fec_pw_groupid = -1;
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static int hf_ldp_tlv_fec_pw_pwid = -1;
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static int hf_ldp_tlv_pw_status_data = -1;
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static int hf_ldp_tlv_pw_not_forwarding = -1;
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static int hf_ldp_tlv_pw_lac_ingress_recv_fault = -1;
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static int hf_ldp_tlv_pw_lac_egress_recv_fault = -1;
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static int hf_ldp_tlv_pw_psn_pw_ingress_recv_fault = -1;
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static int hf_ldp_tlv_pw_psn_pw_egress_recv_fault = -1;
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static int hf_ldp_tlv_pw_grouping_value = -1;
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static int hf_ldp_tlv_intparam_length = -1;
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static int hf_ldp_tlv_intparam_mtu = -1;
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static int hf_ldp_tlv_intparam_tdmbps = -1;
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static int hf_ldp_tlv_intparam_id = -1;
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static int hf_ldp_tlv_intparam_maxcatmcells = -1;
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static int hf_ldp_tlv_intparam_desc = -1;
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static int hf_ldp_tlv_intparam_cepbytes = -1;
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static int hf_ldp_tlv_intparam_cepopt_ais = -1;
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static int hf_ldp_tlv_intparam_cepopt_une = -1;
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static int hf_ldp_tlv_intparam_cepopt_rtp = -1;
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static int hf_ldp_tlv_intparam_cepopt_ebm = -1;
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static int hf_ldp_tlv_intparam_cepopt_mah = -1;
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static int hf_ldp_tlv_intparam_cepopt_res = -1;
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static int hf_ldp_tlv_intparam_cepopt_ceptype = -1;
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static int hf_ldp_tlv_intparam_cepopt_t3 = -1;
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static int hf_ldp_tlv_intparam_cepopt_e3 = -1;
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static int hf_ldp_tlv_intparam_vlanid = -1;
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static int hf_ldp_tlv_intparam_dlcilen = -1;
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static int hf_ldp_tlv_intparam_fcslen = -1;
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static int hf_ldp_tlv_intparam_tdmopt_r = -1;
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static int hf_ldp_tlv_intparam_tdmopt_d = -1;
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static int hf_ldp_tlv_intparam_tdmopt_f = -1;
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static int hf_ldp_tlv_intparam_tdmopt_res1 = -1;
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static int hf_ldp_tlv_intparam_tdmopt_pt = -1;
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static int hf_ldp_tlv_intparam_tdmopt_res2 = -1;
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static int hf_ldp_tlv_intparam_tdmopt_freq = -1;
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static int hf_ldp_tlv_intparam_tdmopt_ssrc = -1;
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static int hf_ldp_tlv_intparam_vccv_cctype_cw = -1;
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static int hf_ldp_tlv_intparam_vccv_cctype_mplsra = -1;
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static int hf_ldp_tlv_intparam_vccv_cctype_ttl1 = -1;
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static int hf_ldp_tlv_intparam_vccv_cvtype_icmpping = -1;
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static int hf_ldp_tlv_intparam_vccv_cvtype_lspping = -1;
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static int hf_ldp_tlv_intparam_vccv_cvtype_bfd = -1;
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static int hf_ldp_tlv_upstr_sbit = -1;
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static int hf_ldp_tlv_upstr_lbl_req_resvbit = -1;
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static int hf_ldp_tlv_upstr_ass_lbl = -1;
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static int hf_ldp_tlv_upstr_lbl_resvbit = -1;
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static int hf_ldp_tlv_ipv4_intID_hop_addr = -1;
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static int hf_ldp_tlv_logical_intID = -1;
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static int hf_ldp_tlv_ip_multicast_srcaddr = -1;
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static int hf_ldp_tlv_ip_multicast_mltcstaddr = -1;
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static int hf_ldp_tlv_ldp_p2mp_lsptype = -1;
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static int hf_ldp_tlv_ip_mpls_context_srcaddr = -1;
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static int hf_ldp_tlv_ldp_p2mp_addrfam = -1;
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static int hf_ldp_tlv_ldp_p2mp_addrlen = -1;
|
|
static int hf_ldp_tlv_ldp_p2mp_rtnodeaddr = -1;
|
|
static int hf_ldp_tlv_ldp_p2mp_oplength = -1;
|
|
static int hf_ldp_tlv_ldp_p2mp_opvalue = -1;
|
|
static int hf_ldp_tlv_rsvp_te_p2mp_id = -1;
|
|
static int hf_ldp_tlv_must_be_zero = -1;
|
|
static int hf_ldp_tlv_tunnel_id = -1;
|
|
static int hf_ldp_tlv_ext_tunnel_id = -1;
|
|
static int hf_ldp_tlv_inv_length = -1;
|
|
static int hf_ldp_returned_pdu_data = -1;
|
|
static int hf_ldp_returned_message_parameters = -1;
|
|
static int hf_ldp_data = -1;
|
|
static int hf_ldp_unknown_data = -1;
|
|
|
|
|
|
static int ett_ldp = -1;
|
|
static int ett_ldp_header = -1;
|
|
static int ett_ldp_ldpid = -1;
|
|
static int ett_ldp_message = -1;
|
|
static int ett_ldp_tlv = -1;
|
|
static int ett_ldp_tlv_val = -1;
|
|
static int ett_ldp_tlv_ft_flags = -1;
|
|
static int ett_ldp_fec = -1;
|
|
static int ett_ldp_fec_vc_interfaceparam = -1;
|
|
static int ett_ldp_fec_vc_interfaceparam_cepopt = -1;
|
|
static int ett_ldp_fec_vc_interfaceparam_vccvtype = -1;
|
|
static int ett_ldp_diffserv_map = -1;
|
|
static int ett_ldp_diffserv_map_phbid = -1;
|
|
static int ett_ldp_gen_agi = -1;
|
|
static int ett_ldp_gen_saii = -1;
|
|
static int ett_ldp_gen_taii = -1;
|
|
static int ett_ldp_gen_aai_type2 = -1;
|
|
static int ett_ldp_sub_tlv = -1;
|
|
|
|
static expert_field ei_ldp_dtsm_and_target = EI_INIT;
|
|
static expert_field ei_ldp_gtsm_supported = EI_INIT;
|
|
static expert_field ei_ldp_gtsm_not_supported_basic_discovery = EI_INIT;
|
|
static expert_field ei_ldp_gtsm_not_supported = EI_INIT;
|
|
static expert_field ei_ldp_inv_length = EI_INIT;
|
|
static expert_field ei_ldp_tlv_fec_vc_infolength = EI_INIT;
|
|
static expert_field ei_ldp_tlv_fec_type = EI_INIT;
|
|
static expert_field ei_ldp_tlv_fec_len = EI_INIT;
|
|
static expert_field ei_ldp_malformed_data = EI_INIT;
|
|
static expert_field ei_ldp_address_family_not_implemented = EI_INIT;
|
|
static expert_field ei_ldp_malformed_interface_parameter = EI_INIT;
|
|
static expert_field ei_ldp_tlv_fec = EI_INIT;
|
|
|
|
/* desegmentation of LDP over TCP */
|
|
static gboolean ldp_desegment = TRUE;
|
|
|
|
/*
|
|
* The following define all the TLV types I know about
|
|
* http://www.iana.org/assignments/ldp-namespaces
|
|
*/
|
|
#define TLV_SEQUENCE_NUMBER 0x0001 /* [RFC7769] */
|
|
#define TLV_FEC 0x0100 /* [RFC5036] */
|
|
#define TLV_ADDRESS_LIST 0x0101 /* [RFC5036] */
|
|
#define TLV_HOP_COUNT 0x0103 /* [RFC5036] */
|
|
#define TLV_PATH_VECTOR 0x0104 /* [RFC5036] */
|
|
#define TLV_GENERIC_LABEL 0x0200 /* [RFC5036] */
|
|
#define TLV_ATM_LABEL 0x0201 /* [RFC5036] */
|
|
#define TLV_FRAME_RELAY_LABEL 0x0202 /* [RFC5036] */
|
|
#define TLV_FT_PROTECTION 0x0203 /* [RFC3479] */
|
|
#define TLV_LDP_UPSTREAM_ASSIGNED_LABEL 0x0204 /* [RFC6389] */
|
|
#define TLV_LDP_UPSTREAM_ASSIGNED_LABEL_REQUEST 0x0205 /* [RFC6389] */
|
|
#define TLV_ENTROPY_LABEL_CAPA 0x0206 /* [RFC6790] */
|
|
#define TLV_STATUS 0x0300 /* [RFC5036] */
|
|
#define TLV_EXTENDED_STATUS 0x0301 /* [RFC5036] */
|
|
#define TLV_RETURNED_PDU 0x0302 /* [RFC5036] */
|
|
#define TLV_RETURNED_MESSAGE 0x0303 /* [RFC5036] */
|
|
#define TLV_RETURNED_TLVS 0x0304 /* [RFC5561] */
|
|
#define TLV_COMMON_HELLO_PARAMS 0x0400 /* [RFC5036] */
|
|
#define TLV_IPV4_TRANSPORT_ADDRESS 0x0401 /* [RFC5036] */
|
|
#define TLV_CONFIGURATION_SEQUENCE_NUMBER 0x0402 /* [RFC5036] */
|
|
#define TLV_IPV6_TRANSPORT_ADDRESS 0x0403 /* [RFC5036] */
|
|
#define TLV_MAC 0x0404 /* [RFC4762] */
|
|
#define TLV_CRYPTOGRAPHIC_AUTHENTICATION 0x0405 /* [RFC7349] */
|
|
#define TLV_MAC_FLUSH_PARAMS 0x0406 /* [RFC7361] */
|
|
#define TLV_PBB_B_MAC_LIST_SUB 0x0407 /* [RFC7361] */
|
|
#define TLV_PBB_I_SID_LIST_SUB 0x0408 /* [RFC7361] */
|
|
#define TLV_COMMON_SESSION_PARAMS 0x0500 /* [RFC5036] */
|
|
#define TLV_ATM_SESSION_PARAMS 0x0501 /* [RFC5036] */
|
|
#define TLV_FRAME_RELAY_SESSION_PARAMS 0x0502 /* [RFC5036] */
|
|
#define TLV_FT_SESSION 0x0503 /* [RFC3479] */
|
|
#define TLV_FT_ACK 0x0504 /* [RFC3479] */
|
|
#define TLV_FT_CORK 0x0505 /* [RFC3479] */
|
|
#define TLV_DYNAMIC_CAPA_ANNOUNCEMENT 0x0506 /* [RFC5561] */
|
|
#define TLV_LDP_UPSTREAM_LABEL_ASSIGNMENT_CAPA 0x0507 /* [RFC6389] */
|
|
#define TLV_P2MP_CAPA_PARAM 0x0508 /* [RFC6388] */
|
|
#define TLV_MP2MP_CAPA_PARAM 0x0509 /* [RFC6388] */
|
|
#define TLV_MBB_CAPA_PARAM 0x050A /* [RFC6388] */
|
|
#define TLV_TYPED_WILDCARD_FEC_CAPA 0x050B /* [RFC5918] */
|
|
#define TLV_MULTI_TOPOLOGY_CAPA 0x050C /* [RFC7307] */
|
|
#define TLV_STATE_ADVERTISEMENT_CONTROL_CAPA 0x050D /* [RFC7473] */
|
|
#define TLV_MRT_CAPA 0x050E /* draft-iefp-mpls-ldp-mrt */
|
|
#define TLV_TARGETED_APPLICATION_CAPA 0x050F /* [RFC8223] */
|
|
#define TLV_LABEL_REQUEST_MESSAGE_ID 0x0600 /* [RFC5036] */
|
|
#define TLV_MTU 0x0601 /* [RFC3988] */
|
|
#define TLV_UNRECOGNIZED_NOTIFICATION_CAPA 0x0603 /* [RFC5919] */
|
|
#define TLV_ICCP_CAPA 0x0700 /* [RFC7275] */
|
|
#define TLV_DUAL_STACK_CAPA 0x0701 /* [RFC7552] */
|
|
#define TLV_EXPLICIT_ROUTE 0x0800 /* [RFC3212] */
|
|
#define TLV_IPV4_PREFIX_ER_HOP 0x0801 /* [RFC3212] */
|
|
#define TLV_IPV6_PREFIX_ER_HOP 0x0802 /* [RFC3212] */
|
|
#define TLV_AUTONOMOUS_SYSTEM_NUMBER_ER_HOP 0x0803 /* [RFC3212] */
|
|
#define TLV_LSP_ID_ER_HOP 0x0804 /* [RFC3212] */
|
|
#define TLV_L2_PW_ADDRESS_OF_SWITCHING_POINT 0x0805 /* [RFC7392] */
|
|
#define TLV_TRAFFIC_PARAMS 0x0810 /* [RFC3212] */
|
|
#define TLV_PREEMPTION 0x0820 /* [RFC3212] */
|
|
#define TLV_LSPID 0x0821 /* [RFC3212] */
|
|
#define TLV_RESOURCE_CLASS 0x0822 /* [RFC3212] */
|
|
#define TLV_ROUTE_PINNING 0x0823 /* [RFC3212] */
|
|
#define TLV_GENERALIZED_LABEL_REQUEST 0x0824 /* [RFC3472] */
|
|
#define TLV_GENERALIZED_LABEL 0x0825 /* [RFC3472] */
|
|
#define TLV_UPSTREAM_LABEL 0x0826 /* [RFC3472] */
|
|
#define TLV_LABEL_SET 0x0827 /* [RFC3472] */
|
|
#define TLV_WAVEBAND_LABEL 0x0828 /* [RFC3472] */
|
|
#define TLV_ER_HOP 0x0829 /* [RFC3472] */
|
|
#define TLV_ACCEPTABLE_LABEL_SET 0x082A /* [RFC3472] */
|
|
#define TLV_ADMIN_STATUS 0x082B /* [RFC3472] */
|
|
#define TLV_INTERFACE_ID 0x082C /* [RFC3472] */
|
|
#define TLV_IPV4_INTERFACE_ID 0x082D /* [RFC3472] */
|
|
#define TLV_IPV6_INTERFACE_ID 0x082E /* [RFC3472] */
|
|
#define TLV_IPV4_IF_ID_STATUS 0x082F /* [RFC3472] */
|
|
#define TLV_IPV6_IF_ID_STATUS 0x0830 /* [RFC3472] */
|
|
#define TLV_OP_SP_CALL_ID 0x0831 /* [RFC3475] */
|
|
#define TLV_GU_CALL_ID 0x0832 /* [RFC3475] */
|
|
#define TLV_CALL_CAPA 0x0833 /* [RFC3475] */
|
|
#define TLV_CRANKBACK 0x0834 /* [RFC3475] */
|
|
#define TLV_PROTECTION 0x0835 /* [RFC3472] */
|
|
#define TLV_LSP_TUNNEL_INTERFACE_ID 0x0836 /* [RFC3480] */
|
|
#define TLV_UNNUMBERED_INTERFACE_ID 0x0837 /* [RFC3480] */
|
|
#define TLV_SONET_SDH_TRAFFIC_PARAMS 0x0838 /* [RFC4606] */
|
|
#define TLV_DIFF_SERV 0x0901 /* [RFC3270] */
|
|
#define TLV_HSMP_LSP_CAPA_PARAM 0x0902 /* [RFC7140] */
|
|
#define TLV_IPV4_SOURCE_ID 0x0960 /* [RFC3476] */
|
|
#define TLV_IPV6_SOURCE_ID 0x0961 /* [RFC3476] */
|
|
#define TLV_NSAP_SOURCE_ID 0x0962 /* [RFC3476] */
|
|
#define TLV_IPV4_DESTINATION_ID 0x0963 /* [RFC3476] */
|
|
#define TLV_IPV6_DESTINATION_ID 0x0964 /* [RFC3476] */
|
|
#define TLV_NSAP_DESTINATION_ID 0x0965 /* [RFC3476] */
|
|
#define TLV_EGRESS_LABEL 0x0966 /* [RFC3476] */
|
|
#define TLV_LOCAL_CONNECTION_ID 0x0967 /* [RFC3476] */
|
|
#define TLV_DIVERSITY 0x0968 /* [RFC3476] */
|
|
#define TLV_CONTRACT_ID 0x0969 /* [RFC3476] */
|
|
#define TLV_PW_STATUS 0x096A /* [RFC8077] */
|
|
#define TLV_PW_INTERFACE_PARAMS 0x096B /* [RFC8077] */
|
|
#define TLV_PW_GROUP_ID 0x096C /* [RFC8077] */
|
|
#define TLV_PSEUDOWIRE_SWITCHING_POINT_PE 0x096D /* [RFC6073] */
|
|
#define TLV_BANDWIDTH 0x096E /* [RFC7267] */
|
|
#define TLV_LDP_MP_STATUS_TLV_TYPE 0x096F /* [RFC6388] */
|
|
#define TLV_UNI_SERVICE_LEVEL 0x0970 /* [RFC3476] */
|
|
#define TLV_QUEUE_REQUEST 0x0971 /* [RFC7032] */
|
|
#define TLV_MP_NODE_PROTECTION_CAPA 0x0972 /* [RFC7715] */
|
|
#define TLV_PSN_TUNNEL_BINDING 0x0973 /* [RFC7965] */
|
|
#define TLV_EGRESS_PROTECTION_CAPA 0x0974 /* [RFC8104] */
|
|
|
|
/* Not in IANA list */
|
|
#define TLV_RSVP_TE_P2MP_LSP 0x001C
|
|
#define TLV_LDP_P2MP_LSP 0x001D
|
|
#define TLV_IP_MULTICAST_TUNNEL 0x001E
|
|
#define TLV_MPLS_CONTEXT_LBL 0x001F
|
|
#define TLV_VENDOR_PRIVATE_START 0x3E00
|
|
#define TLV_VENDOR_PRIVATE_END 0x3EFF
|
|
#define TLV_EXPERIMENTAL_START 0x3F00
|
|
#define TLV_EXPERIMENTAL_END 0x3FFF
|
|
|
|
static const value_string tlv_type_names[] = {
|
|
{ TLV_SEQUENCE_NUMBER, "Sequence Number TLV" },
|
|
{ TLV_FEC, "FEC" },
|
|
{ TLV_ADDRESS_LIST, "Address List" },
|
|
{ TLV_HOP_COUNT, "Hop Count" },
|
|
{ TLV_PATH_VECTOR, "Path Vector" },
|
|
{ TLV_GENERIC_LABEL, "Generic Label" },
|
|
{ TLV_ATM_LABEL, "ATM Label" },
|
|
{ TLV_FRAME_RELAY_LABEL, "Frame Relay Label" },
|
|
{ TLV_FT_PROTECTION, "FT Protection TLV" },
|
|
{ TLV_LDP_UPSTREAM_ASSIGNED_LABEL, "LDP Upstream-Assigned Label TLV" },
|
|
{ TLV_LDP_UPSTREAM_ASSIGNED_LABEL_REQUEST, "LDP Upstream-Assigned Label Request TLV" },
|
|
{ TLV_ENTROPY_LABEL_CAPA, "Entropy Label Capability TLV" },
|
|
{ TLV_STATUS, "Status" },
|
|
{ TLV_EXTENDED_STATUS, "Extended Status" },
|
|
{ TLV_RETURNED_PDU, "Returned PDU" },
|
|
{ TLV_RETURNED_MESSAGE, "Returned Message" },
|
|
{ TLV_RETURNED_TLVS, "Returned TLVs" },
|
|
{ TLV_COMMON_HELLO_PARAMS, "Common Hello Parameters" },
|
|
{ TLV_IPV4_TRANSPORT_ADDRESS, "IPv4 Transport Address" },
|
|
{ TLV_CONFIGURATION_SEQUENCE_NUMBER, "Configuration Sequence Number" },
|
|
{ TLV_IPV6_TRANSPORT_ADDRESS, "IPv6 Transport Address" },
|
|
{ TLV_MAC, "MAC TLV" },
|
|
{ TLV_CRYPTOGRAPHIC_AUTHENTICATION, "Cryptographic Authentication TLV" },
|
|
{ TLV_MAC_FLUSH_PARAMS, "MAC Flush Parameters TLV" },
|
|
{ TLV_PBB_B_MAC_LIST_SUB, "PBB B-MAC List Sub-TLV" },
|
|
{ TLV_PBB_I_SID_LIST_SUB, "PBB I-SID List Sub-TLV" },
|
|
{ TLV_COMMON_SESSION_PARAMS, "Common Session Parameters" },
|
|
{ TLV_ATM_SESSION_PARAMS, "ATM Session Parameters" },
|
|
{ TLV_FRAME_RELAY_SESSION_PARAMS, "Frame Relay Session Parameters" },
|
|
{ TLV_FT_SESSION, "FT Session TLV" },
|
|
{ TLV_FT_ACK, "FT Ack TLV" },
|
|
{ TLV_FT_CORK, "FT Cork TLV" },
|
|
{ TLV_DYNAMIC_CAPA_ANNOUNCEMENT, "Dynamic Capability Announcement" },
|
|
{ TLV_LDP_UPSTREAM_LABEL_ASSIGNMENT_CAPA, "LDP Upstream Label Assignment Capability TLV" },
|
|
{ TLV_P2MP_CAPA_PARAM, "P2MP Capability Parameter" },
|
|
{ TLV_MP2MP_CAPA_PARAM, "MP2MP Capability Parameter" },
|
|
{ TLV_MBB_CAPA_PARAM, "MBB Capability Parameter" },
|
|
{ TLV_TYPED_WILDCARD_FEC_CAPA, "Typed Wildcard FEC Capability" },
|
|
{ TLV_MULTI_TOPOLOGY_CAPA, "Multi-Topology Capability" },
|
|
{ TLV_STATE_ADVERTISEMENT_CONTROL_CAPA, "State Advertisement Control Capability" },
|
|
{ TLV_TARGETED_APPLICATION_CAPA, "Targeted Application Capability" },
|
|
{ TLV_LABEL_REQUEST_MESSAGE_ID, "Label Request Message ID" },
|
|
{ TLV_MTU, "MTU TLV" },
|
|
{ TLV_UNRECOGNIZED_NOTIFICATION_CAPA, "Unrecognized Notification Capability" },
|
|
{ TLV_ICCP_CAPA, "ICCP capability TLV" },
|
|
{ TLV_DUAL_STACK_CAPA, "Dual-Stack capability" },
|
|
{ TLV_EXPLICIT_ROUTE, "Explicit Route TLV" },
|
|
{ TLV_IPV4_PREFIX_ER_HOP, "Ipv4 Prefix ER-Hop TLV" },
|
|
{ TLV_IPV6_PREFIX_ER_HOP, "Ipv6 Prefix ER-Hop TLV" },
|
|
{ TLV_AUTONOMOUS_SYSTEM_NUMBER_ER_HOP, "Autonomous System Number ER-Hop TLV" },
|
|
{ TLV_LSP_ID_ER_HOP, "LSP-ID ER-HOP TLV" },
|
|
{ TLV_L2_PW_ADDRESS_OF_SWITCHING_POINT, "L2 PW Address of Switching Point" },
|
|
{ TLV_TRAFFIC_PARAMS, "Traffic Parameters TLV" },
|
|
{ TLV_PREEMPTION, "Preemption TLV" },
|
|
{ TLV_LSPID, "LSPID TLV" },
|
|
{ TLV_RESOURCE_CLASS, "Resource Class TLV" },
|
|
{ TLV_ROUTE_PINNING, "Route Pinning TLV" },
|
|
{ TLV_GENERALIZED_LABEL_REQUEST, "Generalized Label Request TLV" },
|
|
{ TLV_GENERALIZED_LABEL, "Generalized Label TLV" },
|
|
{ TLV_UPSTREAM_LABEL, "Upstream Label TLV" },
|
|
{ TLV_LABEL_SET, "Label Set TLV" },
|
|
{ TLV_WAVEBAND_LABEL, "Waveband Label TLV" },
|
|
{ TLV_ER_HOP, "ER-Hop TLV" },
|
|
{ TLV_ACCEPTABLE_LABEL_SET, "Acceptable Label Set TLV" },
|
|
{ TLV_ADMIN_STATUS, "Admin Status TLV" },
|
|
{ TLV_INTERFACE_ID, "Interface ID TLV" },
|
|
{ TLV_IPV4_INTERFACE_ID, "IPV4 Interface ID TLV" },
|
|
{ TLV_IPV6_INTERFACE_ID, "IPV6 Interface ID TLV" },
|
|
{ TLV_IPV4_IF_ID_STATUS, "IPv4 IF_ID Status TLV" },
|
|
{ TLV_IPV6_IF_ID_STATUS, "IPv6 IF_ID Status TLV" },
|
|
{ TLV_OP_SP_CALL_ID, "Op-Sp Call ID TLV" },
|
|
{ TLV_GU_CALL_ID, "GU Call ID TLV" },
|
|
{ TLV_CALL_CAPA, "Call Capability TLV" },
|
|
{ TLV_CRANKBACK, "Crankback TLV" },
|
|
{ TLV_PROTECTION, "Protection TLV" },
|
|
{ TLV_LSP_TUNNEL_INTERFACE_ID, "LSP_TUNNEL_INTERFACE_ID TLV" },
|
|
{ TLV_UNNUMBERED_INTERFACE_ID, "Unnumbered Interface ID TLV" },
|
|
{ TLV_SONET_SDH_TRAFFIC_PARAMS, "SONET/SDH Traffic Parameters TLV" },
|
|
{ TLV_DIFF_SERV, "Diff-Serv TLV" },
|
|
{ TLV_HSMP_LSP_CAPA_PARAM, "HSMP LSP Capability Parameter" },
|
|
{ TLV_IPV4_SOURCE_ID, "IPv4 Source ID TLV" },
|
|
{ TLV_IPV6_SOURCE_ID, "IPv6 Source ID TLV" },
|
|
{ TLV_NSAP_SOURCE_ID, "NSAP Source ID TLV" },
|
|
{ TLV_IPV4_DESTINATION_ID, "IPv4 Destination ID TLV" },
|
|
{ TLV_IPV6_DESTINATION_ID, "IPv6 Destination ID TLV" },
|
|
{ TLV_NSAP_DESTINATION_ID, "NSAP Destination ID TLV" },
|
|
{ TLV_EGRESS_LABEL, "Egress Label TLV" },
|
|
{ TLV_LOCAL_CONNECTION_ID, "Local Connection ID TLV" },
|
|
{ TLV_DIVERSITY, "Diversity TLV" },
|
|
{ TLV_CONTRACT_ID, "Contract ID TLV" },
|
|
{ TLV_PW_STATUS, "PW Status TLV" },
|
|
{ TLV_PW_INTERFACE_PARAMS, "PW Interface Parameters TLV" },
|
|
{ TLV_PW_GROUP_ID, "PW Group ID TLV" },
|
|
{ TLV_PSEUDOWIRE_SWITCHING_POINT_PE, "Pseudowire Switching Point PE TLV" },
|
|
{ TLV_BANDWIDTH, "Bandwidth TLV" },
|
|
{ TLV_LDP_MP_STATUS_TLV_TYPE, "LDP MP Status TLV Type" },
|
|
{ TLV_UNI_SERVICE_LEVEL, "UNI Service Level TLV" },
|
|
{ TLV_QUEUE_REQUEST, "Queue Request TLV" },
|
|
{ TLV_MP_NODE_PROTECTION_CAPA, "MP Node Protection Capability" },
|
|
{ TLV_PSN_TUNNEL_BINDING, "PSN Tunnel Binding TLV" },
|
|
{ TLV_EGRESS_PROTECTION_CAPA, "Egress Protection Capability" },
|
|
|
|
{ TLV_RSVP_TE_P2MP_LSP, "RSVP-TE P2MP LSP TLV" },
|
|
{ TLV_LDP_P2MP_LSP, "LDP P2MP LSP TLV" },
|
|
{ TLV_IP_MULTICAST_TUNNEL, "IP Multicast Tunnel TLV" },
|
|
|
|
{ 0, NULL}
|
|
};
|
|
|
|
/*
|
|
* https://www.iana.org/assignments/ldp-namespaces
|
|
*/
|
|
|
|
#define LDP_NOTIFICATION 0x0001 /* [RFC5036] */
|
|
#define LDP_HELLO 0x0100 /* [RFC5036] */
|
|
#define LDP_INITIALIZATION 0x0200 /* [RFC5036] */
|
|
#define LDP_KEEPALIVE 0x0201 /* [RFC5036] */
|
|
#define LDP_CAPABILITY 0x0202 /* [RFC5561] */
|
|
#define LDP_ADDRESS 0x0300 /* [RFC5036] */
|
|
#define LDP_ADDRESS_WITHDRAWAL 0x0301 /* [RFC5036] */
|
|
#define LDP_LABEL_MAPPING 0x0400 /* [RFC5036] */
|
|
#define LDP_LABEL_REQUEST 0x0401 /* [RFC5036] */
|
|
#define LDP_LABEL_WITHDRAWAL 0x0402 /* [RFC5036] */
|
|
#define LDP_LABEL_RELEASE 0x0403 /* [RFC5036] */
|
|
#define LDP_LABEL_ABORT_REQUEST 0x0404 /* [RFC5036] */
|
|
#define LDP_CALL_SETUP 0x0500 /* [RFC3475] */
|
|
#define LDP_CALL_RELEASE 0x0501 /* [RFC3475] */
|
|
#define LDP_RG_CONNECT_MESSAGE 0x0700 /* [RFC7275] */
|
|
#define LDP_RG_DISCONNECT_MESSAGE 0x0701 /* [RFC7275] */
|
|
#define LDP_RG_NOTIFICATION_MESSAGE 0x0702 /* [RFC7275] */
|
|
#define LDP_RG_APPLICATION_DATA_MESSAGE 0x0703 /* [RFC7275] */
|
|
#define LDP_VENDOR_PRIVATE_START 0x3E00
|
|
#define LDP_VENDOR_PRIVATE_END 0x3EFF
|
|
#define LDP_EXPERIMENTAL_MESSAGE_START 0x3F00
|
|
#define LDP_EXPERIMENTAL_MESSAGE_END 0x3FFF
|
|
|
|
static const value_string ldp_message_types[] = {
|
|
{LDP_NOTIFICATION, "Notification Message"},
|
|
{LDP_HELLO, "Hello Message"},
|
|
{LDP_INITIALIZATION, "Initialization Message"},
|
|
{LDP_KEEPALIVE, "Keep Alive Message"},
|
|
{LDP_CAPABILITY, "Capability Message"},
|
|
{LDP_ADDRESS, "Address Message"},
|
|
{LDP_ADDRESS_WITHDRAWAL, "Address Withdrawal Message"},
|
|
{LDP_LABEL_MAPPING, "Label Mapping Message"},
|
|
{LDP_LABEL_REQUEST, "Label Request Message"},
|
|
{LDP_LABEL_WITHDRAWAL, "Label Withdrawal Message"},
|
|
{LDP_LABEL_RELEASE, "Label Release Message"},
|
|
{LDP_LABEL_ABORT_REQUEST, "Label Abort Request Message"},
|
|
{LDP_CALL_SETUP, "Call Setup Message"},
|
|
{LDP_CALL_RELEASE, "Call Release Message"},
|
|
{LDP_RG_CONNECT_MESSAGE, "RG Connect Message"},
|
|
{LDP_RG_DISCONNECT_MESSAGE, "RG Disconnect Message"},
|
|
{LDP_RG_NOTIFICATION_MESSAGE, "RG Notification Message"},
|
|
{LDP_RG_APPLICATION_DATA_MESSAGE, "RG Application Data Message"},
|
|
{LDP_VENDOR_PRIVATE_START, "Vendor-Private Message"},
|
|
{LDP_EXPERIMENTAL_MESSAGE_START, "Experimental Message"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const true_false_string ldp_message_ubit = {
|
|
"Unknown bit set",
|
|
"Unknown bit not set"
|
|
};
|
|
|
|
static const true_false_string hello_targeted_vals = {
|
|
"Targeted Hello",
|
|
"Link Hello"
|
|
};
|
|
|
|
static const value_string tlv_unknown_vals[] = {
|
|
{0, "Known TLV, do not Forward"},
|
|
{1, "Known TLV, do Forward"},
|
|
{2, "Unknown TLV, do not Forward"},
|
|
{3, "Unknown TLV, do Forward"},
|
|
{0, NULL}
|
|
};
|
|
|
|
#define WILDCARD_FEC 0x01 /* [RFC5036][RFC7358] */
|
|
#define PREFIX_FEC 0x02 /* [RFC5036][RFC7358] */
|
|
#define HOST_FEC 0x03 /* "Unassigned" according to IANA */
|
|
#define CRLSP_FEC 0x04 /* [RFC3212][RFC7358] */
|
|
#define TYPED_WILDCARD_FEC 0x05 /* [RFC5918][RFC7358] */
|
|
#define P2MP_FEC 0x06 /* [RFC6388][RFC7358] */
|
|
#define MP2MP_FEC_UP 0x07 /* [RFC6388][RFC7358] */
|
|
#define MP2MP_FEC_DOWN 0x08 /* [RFC6388][RFC7358] */
|
|
#define HSMP_UPSTREAM 0x09 /* [RFC7140][RFC7358] */
|
|
#define HSMP_DOWNSTREAM 0x0A /* [RFC7140][RFC7358] */
|
|
#define PWID_FEC_ELEMENT 0x80 /* [RFC8077][RFC7358] */
|
|
#define GENERALIZED_PWID_FEC 0x81 /* [RFC8077][RFC7358] */
|
|
#define P2MP_PW_UPSTREAM_FEC 0x82 /* [draft-ietf-pwe3-p2mp-pw][RFC7358] */
|
|
#define PROTECTION_FEC 0x83 /* [RFC8104][RFC7358] */
|
|
#define P2MP_PW_DOWNSTREAM_FEC 0x84 /* [draft-ietf-pwe3-p2mp-pw][RFC7358] */
|
|
|
|
const value_string fec_types_vals[] = {
|
|
{WILDCARD_FEC, "Wildcard FEC"},
|
|
{PREFIX_FEC, "Prefix FEC"},
|
|
{HOST_FEC, "Host Address FEC"},
|
|
{CRLSP_FEC, "CR LSP FEC"},
|
|
{TYPED_WILDCARD_FEC, "Typed Wildcard FEC Element"},
|
|
{P2MP_FEC, "P2MP"},
|
|
{MP2MP_FEC_UP, "MP2MP-up"},
|
|
{MP2MP_FEC_DOWN, "MP2MP-down"},
|
|
{HSMP_UPSTREAM, "HSMP-upstream"},
|
|
{HSMP_DOWNSTREAM, "HSMP-downstream"},
|
|
{PWID_FEC_ELEMENT, "PWid FEC Element"},
|
|
{GENERALIZED_PWID_FEC, "Generalized PWid FEC Element"},
|
|
{P2MP_PW_UPSTREAM_FEC, "P2MP PW Upstream FEC Element"},
|
|
{PROTECTION_FEC, "Protection FEC Element"},
|
|
{P2MP_PW_DOWNSTREAM_FEC, "P2MP_PW_DOWNSTREAM_FEC"},
|
|
|
|
{0, NULL}
|
|
};
|
|
|
|
|
|
/*
|
|
* MPLS Pseudowire Types
|
|
*
|
|
* RFC 4446
|
|
*
|
|
* http://www.iana.org/assignments/pwe3-parameters/pwe3-parameters.xhtml#pwe3-parameters-2
|
|
*/
|
|
const value_string fec_vc_types_vals[] = {
|
|
{0x0001, "Frame Relay DLCI (Martini Mode)"},
|
|
{0x0002, "ATM AAL5 SDU VCC transport"},
|
|
{0x0003, "ATM transparent cell transport"},
|
|
{0x0004, "Ethernet Tagged Mode"},
|
|
{0x0005, "Ethernet"},
|
|
{0x0006, "HDLC"},
|
|
{0x0007, "PPP"},
|
|
{0x0008, "SONET/SDH Circuit Emulation Service"},
|
|
{0x0009, "ATM n-to-one VCC cell transport"},
|
|
{0x000A, "ATM n-to-one VPC cell transport"},
|
|
{0x000B, "IP layer2 transport"},
|
|
{0x000C, "ATM one-to-one VCC Cell Mode"},
|
|
{0x000D, "ATM one-to-one VPC Cell Mode"},
|
|
{0x000E, "ATM AAL5 PDU VCC transport"},
|
|
{0x000F, "Frame-Relay Port mode"},
|
|
{0x0010, "SONET/SDH Circuit Emulation over Packet"},
|
|
{0x0011, "Structure-agnostic E1 over Packet"},
|
|
{0x0012, "Structure-agnostic T1 (DS1) over Packet"},
|
|
{0x0013, "Structure-agnostic E3 over Packet"},
|
|
{0x0014, "Structure-agnostic T3 (DS3) over Packet"},
|
|
{0x0015, "CESoPSN basic mode"},
|
|
{0x0016, "TDMoIP AAL1 Mode"},
|
|
{0x0017, "CESoPSN TDM with CAS"},
|
|
{0x0018, "TDMoIP AAL2 Mode"},
|
|
{0x0019, "Frame Relay DLCI"},
|
|
{0x001A, "ROHC Transport Header-compressed Packets"},
|
|
{0x001B, "ECRTP Transport Header-compressed Packets"},
|
|
{0x001C, "IPHC Transport Header-compressed Packets"},
|
|
{0x001D, "cRTP Transport Header-compressed Packets"},
|
|
{0x001E, "ATM VP Virtual Trunk"},
|
|
{0x001F, "FC Port Mode"},
|
|
|
|
{0, NULL}
|
|
};
|
|
|
|
|
|
static const value_string fec_vc_ceptype_vals[] = {
|
|
{0, "SPE mode (STS-1/STS-Mc)"},
|
|
{1, "VT mode (VT1.5/VT2/VT3/VT6)"},
|
|
{2, "Fractional SPE (STS-1/VC-3/VC-4)"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const true_false_string fec_vc_tdmopt_r = {
|
|
"Expects to receive RTP Header",
|
|
"Does not expect to receive RTP Header"
|
|
};
|
|
|
|
static const true_false_string fec_vc_tdmopt_d = {
|
|
"Expects the peer to use Differential timestamping",
|
|
"Does not expect the peer to use Differential timestamping"
|
|
};
|
|
|
|
static const true_false_string fec_vc_tdmopt_f = {
|
|
"Expects TDMoIP encapsulation",
|
|
"Expects CESoPSN encapsulation"
|
|
};
|
|
|
|
|
|
#define FEC_VC_INTERFACEPARAM_MTU 0x01
|
|
#define FEC_VC_INTERFACEPARAM_MAXCATMCELLS 0x02
|
|
#define FEC_VC_INTERFACEPARAM_DESCRIPTION 0x03
|
|
#define FEC_VC_INTERFACEPARAM_CEPBYTES 0x04
|
|
#define FEC_VC_INTERFACEPARAM_CEPOPTIONS 0x05
|
|
#define FEC_VC_INTERFACEPARAM_VLANID 0x06
|
|
#define FEC_VC_INTERFACEPARAM_TDMBPS 0x07
|
|
#define FEC_VC_INTERFACEPARAM_FRDLCILEN 0x08
|
|
#define FEC_VC_INTERFACEPARAM_FRAGIND 0x09
|
|
#define FEC_VC_INTERFACEPARAM_FCSRETENT 0x0A
|
|
#define FEC_VC_INTERFACEPARAM_TDMOPTION 0x0B
|
|
#define FEC_VC_INTERFACEPARAM_VCCV 0x0C
|
|
#define FEC_VC_INTERFACEPARAM_ROHCOMPLS 0x0D
|
|
#define FEC_VC_INTERFACEPARAM_TDMOIPAAL1C 0x0E
|
|
#define FEC_VC_INTERFACEPARAM_CEIOMPLS 0x0F
|
|
#define FEC_VC_INTERFACEPARAM_TDMOIPAAL1 0x10
|
|
#define FEC_VC_INTERFACEPARAM_TDMOIPAAL2 0x11
|
|
#define FEC_VC_INTERFACEPARAM_STACK 0x16
|
|
#define FEC_VC_INTERFACEPARAM_FLOWLABEL 0x17
|
|
#define FEC_VC_INTERFACEPARAM_PWGENFLAGS 0x18
|
|
#define FEC_VC_INTERFACEPARAM_VCCVEXTCV 0x19
|
|
#define FEC_VC_INTERFACEPARAM_ETREE 0x1A
|
|
#define FEC_VC_INTERFACEPARAM_ZTEPRIVATE 0xFD
|
|
|
|
|
|
static const value_string fec_vc_interfaceparm[] = {
|
|
{FEC_VC_INTERFACEPARAM_MTU, "Interface MTU"},
|
|
{FEC_VC_INTERFACEPARAM_MAXCATMCELLS, "Max Concatenated ATM cells"},
|
|
{FEC_VC_INTERFACEPARAM_DESCRIPTION, "Interface Description"},
|
|
{FEC_VC_INTERFACEPARAM_CEPBYTES, "CEP/TDM Payload Bytes"},
|
|
{FEC_VC_INTERFACEPARAM_CEPOPTIONS, "CEP options"},
|
|
{FEC_VC_INTERFACEPARAM_VLANID, "Requested VLAN ID"},
|
|
{FEC_VC_INTERFACEPARAM_TDMBPS, "CEP/TDM bit-rate"},
|
|
{FEC_VC_INTERFACEPARAM_FRDLCILEN, "Frame-Relay DLCI Length"},
|
|
{FEC_VC_INTERFACEPARAM_FRAGIND, "Fragmentation indicator"},
|
|
{FEC_VC_INTERFACEPARAM_FCSRETENT, "FCS retention indicator"},
|
|
{FEC_VC_INTERFACEPARAM_TDMOPTION, "TDM options"},
|
|
{FEC_VC_INTERFACEPARAM_VCCV, "VCCV"},
|
|
{FEC_VC_INTERFACEPARAM_ROHCOMPLS, "ROHC over MPLS configuration"},
|
|
{FEC_VC_INTERFACEPARAM_TDMOIPAAL1C, "TDMoIP AAL1 cells per packet"},
|
|
{FEC_VC_INTERFACEPARAM_CEIOMPLS, "CRTP/ECRTP/IPHC HC over MPLS configuration"},
|
|
{FEC_VC_INTERFACEPARAM_TDMOIPAAL1, "TDMoIP AAL1 mode"},
|
|
{FEC_VC_INTERFACEPARAM_TDMOIPAAL2, "TDMoIP AAL2 Options"},
|
|
{FEC_VC_INTERFACEPARAM_STACK, "Stack capability"},
|
|
{FEC_VC_INTERFACEPARAM_FLOWLABEL, "Flow Label"},
|
|
{FEC_VC_INTERFACEPARAM_PWGENFLAGS, "PW Generic Protocol Flags"},
|
|
{FEC_VC_INTERFACEPARAM_VCCVEXTCV, "VCCV Extended CV Parameter"},
|
|
{FEC_VC_INTERFACEPARAM_ETREE, "E-Tree"},
|
|
{FEC_VC_INTERFACEPARAM_ZTEPRIVATE, "Zte optional Supplier private interface parameters"},
|
|
|
|
{0, NULL},
|
|
};
|
|
|
|
static const true_false_string fec_vc_cbit = {
|
|
"Control Word Present",
|
|
"Control Word NOT Present"
|
|
};
|
|
|
|
#if 0
|
|
static const true_false_string fec_vc_ = {
|
|
"Control Word Present",
|
|
"Control Word NOT Present"
|
|
};
|
|
#endif
|
|
|
|
static const value_string tlv_atm_merge_vals[] = {
|
|
{0, "Merge not supported"},
|
|
{1, "VP merge supported"},
|
|
{2, "VC merge supported"},
|
|
{3, "VP & VC merge supported"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const value_string tlv_atm_vbits_vals[] = {
|
|
{0, "VPI & VCI Significant"},
|
|
{1, "Only VPI Significant"},
|
|
{2, "Only VCI Significant"},
|
|
{3, "VPI & VCI not Significant, nonsense"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const value_string tlv_fr_merge_vals[] = {
|
|
{0, "Merge not supported"},
|
|
{1, "Merge supported"},
|
|
{2, "Unspecified"},
|
|
{3, "Unspecified"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const value_string tlv_fr_len_vals[] = {
|
|
{0, "10 bits"},
|
|
{1, "Reserved"},
|
|
{2, "23 bits"},
|
|
{3, "Reserved"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const value_string tlv_ft_flags[] = {
|
|
{ 0, "Invalid"},
|
|
{ 1, "Using LDP Graceful Restart"},
|
|
{ 2, "Check-Pointing of all labels"},
|
|
{ 3, "Invalid"},
|
|
{ 4, "Invalid"},
|
|
{ 5, "Invalid"},
|
|
{ 6, "Check-Pointing of all labels"},
|
|
{ 7, "Invalid"},
|
|
{ 8, "Full FT on selected labels"},
|
|
{ 9, "Invalid"},
|
|
{10, "Full FT on selected labels"},
|
|
{11, "Invalid"},
|
|
{12, "Full FT on all labels"},
|
|
{13, "Invalid"},
|
|
{14, "Full FT on all labels"},
|
|
{15, "Invalid"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const true_false_string tlv_ft_r = {
|
|
"LSR has preserved state and resources for all FT-Labels",
|
|
"LSR has not preserved state and resources for all FT-Labels"
|
|
};
|
|
|
|
static const true_false_string tlv_ft_s = {
|
|
"FT Protection TLV supported on other than KeepAlive",
|
|
"FT Protection TLV not supported on other than KeepAlive"
|
|
};
|
|
|
|
static const true_false_string tlv_ft_a = {
|
|
"Treat all labels as Sequence Numbered FT Labels",
|
|
"May treat some labels as FT and others as non-FT"
|
|
};
|
|
|
|
static const true_false_string tlv_ft_c = {
|
|
"Check-Pointing procedures in use",
|
|
"Check-Pointing procedures not in use"
|
|
};
|
|
|
|
static const true_false_string tlv_ft_l = {
|
|
"Re-learn the state from the network",
|
|
"Do not re-learn the state from the network"
|
|
};
|
|
|
|
static const value_string ldp_act_flg_vals[] = {
|
|
{0, "indicates initial LSP setup"},
|
|
{1, "indicates modify LSP"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const value_string route_pinning_vals[] = {
|
|
{0, "route pinning is not requested"},
|
|
{1, "route pinning is requested"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const value_string diffserv_type_vals[] = {
|
|
{0, "E-LSP"},
|
|
{1, "L-LSP"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const value_string ldp_loose_vals[] = {
|
|
{0, "strict hop"},
|
|
{1, "loose hop"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const true_false_string tlv_negotiable = {
|
|
"Negotiable",
|
|
"Not negotiable"
|
|
};
|
|
|
|
static const value_string freq_values[] = {
|
|
{0, "Unspecified"},
|
|
{1, "Frequent"},
|
|
{2, "VeryFrequent"},
|
|
{0, NULL}
|
|
};
|
|
|
|
static const true_false_string tlv_atm_dirbit = {
|
|
"Bidirectional capability",
|
|
"Unidirectional capability"
|
|
};
|
|
|
|
static const true_false_string hello_requested_vals = {
|
|
"Source requests periodic hellos",
|
|
"Source does not request periodic hellos"
|
|
};
|
|
|
|
static const true_false_string tlv_sess_advbit_vals = {
|
|
"Downstream On Demand proposed",
|
|
"Downstream Unsolicited proposed"
|
|
};
|
|
|
|
static const true_false_string tlv_sess_ldetbit_vals = {
|
|
"Loop Detection Enabled",
|
|
"Loop Detection Disabled"
|
|
};
|
|
|
|
static const true_false_string tlv_status_ebit = {
|
|
"Fatal Error Notification",
|
|
"Advisory Notification"
|
|
};
|
|
|
|
static const true_false_string tlv_status_fbit = {
|
|
"Notification should be Forwarded",
|
|
"Notification should NOT be Forwarded"
|
|
};
|
|
|
|
static const value_string tlv_status_data[] = {
|
|
{ 0x00000000, "Success" },
|
|
{ 0x00000001, "Bad LDP Identifier" },
|
|
{ 0x00000002, "Bad Protocol Version" },
|
|
{ 0x00000003, "Bad PDU Length" },
|
|
{ 0x00000004, "Unknown Message Type" },
|
|
{ 0x00000005, "Bad Message Length" },
|
|
{ 0x00000006, "Unknown TLV" },
|
|
{ 0x00000007, "Bad TLV Length" },
|
|
{ 0x00000008, "Malformed TLV Value" },
|
|
{ 0x00000009, "Hold Timer Expired" },
|
|
{ 0x0000000A, "Shutdown" },
|
|
{ 0x0000000B, "Loop Detected" },
|
|
{ 0x0000000C, "Unknown FEC" },
|
|
{ 0x0000000D, "No Route" },
|
|
{ 0x0000000E, "No Label Resources" },
|
|
{ 0x0000000F, "Label Resources/Available" },
|
|
{ 0x00000010, "Session Rejected/No Hello" },
|
|
{ 0x00000011, "Session Rejected/Parameters Advertisement Mode" },
|
|
{ 0x00000012, "Session Rejected/Parameters Max PDU Length" },
|
|
{ 0x00000013, "Session Rejected/Parameters Label Range" },
|
|
{ 0x00000014, "KeepAlive Timer Expired" },
|
|
{ 0x00000015, "Label Request Aborted" },
|
|
{ 0x00000016, "Missing Message Parameters" },
|
|
{ 0x00000017, "Unsupported Address Family" },
|
|
{ 0x00000018, "Session Rejected/Bad KeepAlive Time" },
|
|
{ 0x00000019, "Internal Error" },
|
|
{ 0x0000001A, "No LDP Session" },
|
|
{ 0x0000001B, "Zero FT seqnum" },
|
|
{ 0x0000001C, "Unexpected TLV / Session Not FT" },
|
|
{ 0x0000001D, "Unexpected TLV / Label Not FT" },
|
|
{ 0x0000001E, "Missing FT Protection TLV" },
|
|
{ 0x0000001F, "FT ACK sequence error" },
|
|
{ 0x00000020, "Temporary Shutdown" },
|
|
{ 0x00000021, "FT Seq Numbers Exhausted" },
|
|
{ 0x00000022, "FT Session parameters / changed" },
|
|
{ 0x00000023, "Unexpected FT Cork TLV" },
|
|
{ 0x00000024, "Illegal C-Bit" },
|
|
{ 0x00000025, "Wrong C-Bit" },
|
|
{ 0x00000026, "Incompatible bit-rate" },
|
|
{ 0x00000027, "CEP-TDM mis-configuration" },
|
|
{ 0x00000028, "PW Status" },
|
|
{ 0x0000002A, "Generic Misconfiguration Error" },
|
|
{ 0x0000002B, "Label Withdraw PW Status Method Not Supported" },
|
|
{ 0x0000002C, "IP Address of CE" },
|
|
{ 0x0000002D, "Attachment Circuit bound to different remote Attachment Circuit" },
|
|
{ 0x0000002E, "Unsupported Capability" },
|
|
{ 0x0000002F, "End-of-LIB" },
|
|
{ 0x00000030, "Attachment Circuit bound to different PE" },
|
|
{ 0x00000031, "Invalid Topology ID" },
|
|
{ 0x00000032, "Transport Connection Mismatch" },
|
|
{ 0x00000033, "Dual-Stack Noncompliance" },
|
|
{ 0x00000034, "MRT Capability negotiated without MT Capability" },
|
|
{ 0x00000035, "VCCV Type Error" },
|
|
{ 0x00000037, "Bandwidth resources unavailable" },
|
|
{ 0x00000038, "Resources Unavailable" },
|
|
{ 0x00000039, "AII Unreachable" },
|
|
{ 0x0000003A, "PW Loop Detected" },
|
|
{ 0x0000003B, "Reject - unable to use the suggested tunnel/LSPs" },
|
|
{ 0x0000003C, "The C-bit or S-bit unknown" },
|
|
{ 0x00000040, "LDP MP status" },
|
|
{ 0x0000004A, "IP Address Type Mismatch" },
|
|
{ 0x0000004B, "Wrong IP Address Type" },
|
|
{ 0x0000004C, "Session Rejected/Targeted Application Capability Mismatch" },
|
|
{ 0x00010001, "Unknown ICCP RG" },
|
|
{ 0x00010002, "ICCP Connection Count Exceeded" },
|
|
{ 0x00010003, "ICCP Application Connection Count Exceeded" },
|
|
{ 0x00010004, "ICCP Application not in RG" },
|
|
{ 0x00010005, "Incompatible ICCP Protocol Version" },
|
|
{ 0x00010006, "ICCP Rejected Message" },
|
|
{ 0x00010007, "ICCP Administratively Disabled" },
|
|
{ 0x00010010, "ICCP RG Removed" },
|
|
{ 0x00010011, "ICCP Application Removed from RG" },
|
|
{ 0x01000001, "Unexpected Diff-Serv TLV" },
|
|
{ 0x01000002, "Unsupported PHB" },
|
|
{ 0x01000003, "Invalid EXP<-->PHB mapping" },
|
|
{ 0x01000004, "Unsupported PSC" },
|
|
{ 0x01000005, "Per-LSP context allocation failure" },
|
|
{ 0x04000001, "Bad Explicit Routing TLV Error" },
|
|
{ 0x04000002, "Bad Strict Node Error" },
|
|
{ 0x04000003, "Bad Loose Node Error" },
|
|
{ 0x04000004, "Bad Initial ER-Hop Error" },
|
|
{ 0x04000005, "Resource Unavailable" },
|
|
{ 0x04000006, "Traffic Parameters Unavailable" },
|
|
{ 0x04000007, "LSP Preempted" },
|
|
{ 0x04000008, "Modify Request Not Supported" },
|
|
{ 0x04000009, "Invalid SNP ID" },
|
|
{ 0x0400000A, "Calling Party busy" },
|
|
{ 0x0400000B, "Unavailable SNP ID" },
|
|
{ 0x0400000C, "Invalid SNPP ID" },
|
|
{ 0x0400000D, "Unavailable SNPP ID" },
|
|
{ 0x0400000E, "Failed to create SNC" },
|
|
{ 0x0400000F, "Failed to establish LC" },
|
|
{ 0x04000010, "Invalid A End-User Name" },
|
|
{ 0x04000011, "Invalid Z End-User Name" },
|
|
{ 0x04000012, "Invalid CoS" },
|
|
{ 0x04000013, "Unavailable CoS" },
|
|
{ 0x04000014, "Invalid GoS" },
|
|
{ 0x04000015, "Unavailable GoS" },
|
|
{ 0x04000016, "Failed Security Check" },
|
|
{ 0x04000017, "TimeOut" },
|
|
{ 0x04000018, "Invalid Call Name" },
|
|
{ 0x04000019, "Failed to Release SNC" },
|
|
{ 0x0400001A, "Failed to Free LC" },
|
|
{ 0x20000000, "Unknown VPN ID" },
|
|
{ 0x20000001, "Illegal C-Bit" },
|
|
{ 0x20000002, "Wrong C-Bit" },
|
|
{ 0x20000003, "E-Tree VLAN mapping not supported" },
|
|
{ 0x20000004, "Leaf-to-Leaf PW released" },
|
|
|
|
{0, NULL}
|
|
};
|
|
|
|
static const true_false_string tlv_upstr_sbit_vals = {
|
|
"LSR is advertising the capability to distribute and receive upstream-assigned label bindings",
|
|
"LSR is withdrawing the capability to distribute and receive upstream-assigned label bindings"
|
|
};
|
|
|
|
#define PW_NOT_FORWARDING 0x1
|
|
#define PW_LAC_INGRESS_RECV_FAULT 0x2
|
|
#define PW_LAC_EGRESS_TRANS_FAULT 0x4
|
|
#define PW_PSN_PW_INGRESS_RECV_FAULT 0x8
|
|
#define PW_PSN_PW_EGRESS_TRANS_FAULT 0x10
|
|
|
|
static void
|
|
dissect_subtlv_interface_parameters(tvbuff_t *tvb, guint offset, proto_tree *tree, int rem, int *interface_parameters_hf[]);
|
|
|
|
static void
|
|
dissect_genpwid_fec_aai_type2_parameter(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem);
|
|
|
|
/* Dissect FEC TLV */
|
|
|
|
static void
|
|
dissect_tlv_fec(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
static int *interface_params_header_fields[] = {
|
|
&hf_ldp_tlv_fec_vc_intparam_length ,
|
|
&hf_ldp_tlv_fec_vc_intparam_mtu ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmbps ,
|
|
&hf_ldp_tlv_fec_vc_intparam_id ,
|
|
&hf_ldp_tlv_fec_vc_intparam_maxcatmcells ,
|
|
&hf_ldp_tlv_fec_vc_intparam_desc ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepbytes ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_ais ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_une ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_rtp ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_ebm ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_mah ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_res ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_ceptype ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_t3 ,
|
|
&hf_ldp_tlv_fec_vc_intparam_cepopt_e3 ,
|
|
&hf_ldp_tlv_fec_vc_intparam_vlanid ,
|
|
&hf_ldp_tlv_fec_vc_intparam_dlcilen ,
|
|
&hf_ldp_tlv_fec_vc_intparam_fcslen ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_r ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_d ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_f ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_res1 ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_pt ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_res2 ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_freq ,
|
|
&hf_ldp_tlv_fec_vc_intparam_tdmopt_ssrc ,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cctype_cw ,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cctype_mplsra ,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cctype_ttl1 ,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_icmpping ,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_lspping ,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd1,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd2,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd3,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd4,
|
|
&hf_ldp_tlv_fec_vc_intparam_flowlabel_t,
|
|
&hf_ldp_tlv_fec_vc_intparam_flowlabel_r,
|
|
&hf_ldp_tlv_fec_vc_intparam_flowlabel_res,
|
|
};
|
|
|
|
proto_tree *ti, *ti2, *val_tree, *fec_tree=NULL;
|
|
proto_tree *agi_tree=NULL, *saii_tree=NULL, *taii_tree=NULL;
|
|
guint16 family, ix=1, ax;
|
|
guint16 op_length = tvb_get_bits16(tvb, ((offset+8)*8), 16, ENC_BIG_ENDIAN);
|
|
guint8 addr_size=0, *addr, implemented, prefix_len_octets, prefix_len, host_len, vc_len;
|
|
guint8 intparam_len, aai_type = 0;
|
|
guint32 pwid_len, agi_aii_len;
|
|
const char *str;
|
|
guint8 gen_fec_id_len = 0;
|
|
address_type addr_type;
|
|
address addr_str;
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "FEC Elements");
|
|
|
|
while (rem > 0){
|
|
switch (tvb_get_guint8(tvb, offset)) {
|
|
case WILDCARD_FEC:
|
|
case CRLSP_FEC:
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 1,
|
|
ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
rem -= 1;
|
|
offset += 1;
|
|
break;
|
|
|
|
case PREFIX_FEC:
|
|
if ( rem < 4 ){/*not enough*/
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec, tvb, offset, rem, "Error in FEC Element %u", ix);
|
|
return;
|
|
}
|
|
family=tvb_get_ntohs(tvb, offset+1);
|
|
prefix_len=tvb_get_guint8(tvb, offset+3);
|
|
prefix_len_octets=(prefix_len+7)/8;
|
|
|
|
implemented=1;
|
|
switch(family) {
|
|
case AFNUM_INET: /*IPv4*/
|
|
addr_size=4;
|
|
addr_type = AT_IPv4;
|
|
break;
|
|
case AFNUM_INET6: /*IPv6*/
|
|
addr_size=16;
|
|
addr_type = AT_IPv6;
|
|
break;
|
|
default:
|
|
implemented=0;
|
|
break;
|
|
}
|
|
|
|
if ( !implemented ) {
|
|
guint16 noctets;
|
|
|
|
noctets= rem>4+prefix_len_octets?4+prefix_len_octets:rem;
|
|
proto_tree_add_expert(val_tree, pinfo, &ei_ldp_address_family_not_implemented, tvb, offset, noctets);
|
|
offset+=noctets;
|
|
rem-=noctets;
|
|
break;
|
|
}
|
|
|
|
if ( rem < 4+MIN(addr_size, prefix_len_octets) ){
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec, tvb, offset, rem, "Error in FEC Element %u", ix);
|
|
return;
|
|
}
|
|
|
|
/*Add a subtree for this*/
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 4+MIN(addr_size, prefix_len_octets),
|
|
ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_af, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
|
|
ti = proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_len, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
|
|
|
|
if ( addr_size < prefix_len_octets) {
|
|
offset+=addr_size;
|
|
rem-=addr_size;
|
|
expert_add_info_format(pinfo, ti, &ei_ldp_tlv_fec_len,
|
|
"Invalid prefix %u length for family %s",
|
|
prefix_len, val_to_str_const(family, afn_vals, "Unknown Family"));
|
|
break;
|
|
}
|
|
|
|
addr=(guint8 *)wmem_alloc0(pinfo->pool, addr_size);
|
|
|
|
for(ax=0; ax+1 <= prefix_len_octets; ax++)
|
|
addr[ax]=tvb_get_guint8(tvb, offset+ax);
|
|
if ( prefix_len % 8 )
|
|
addr[ax-1] = addr[ax-1]&(0xFF<<(8-prefix_len%8));
|
|
|
|
set_address(&addr_str, addr_type, addr_size, addr);
|
|
str = address_to_str(pinfo->pool, &addr_str);
|
|
proto_tree_add_string_format(fec_tree, hf_ldp_tlv_fec_pfval, tvb, offset, prefix_len_octets,
|
|
str, "Prefix: %s", str);
|
|
|
|
offset += prefix_len_octets;
|
|
rem -= 4+prefix_len_octets;
|
|
break;
|
|
|
|
case HOST_FEC:
|
|
if ( rem < 4 ){/*not enough*/
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec, tvb, offset, rem, "Error in FEC Element %u", ix);
|
|
return;
|
|
}
|
|
family=tvb_get_ntohs(tvb, offset+1);
|
|
host_len=tvb_get_guint8(tvb, offset+3);
|
|
|
|
implemented=1;
|
|
switch(family) {
|
|
case AFNUM_INET: /*IPv4*/
|
|
addr_size=4;
|
|
addr_type = AT_IPv4;
|
|
break;
|
|
case AFNUM_INET6: /*IPv6*/
|
|
addr_size=16;
|
|
addr_type = AT_IPv6;
|
|
break;
|
|
default:
|
|
implemented=0;
|
|
break;
|
|
}
|
|
|
|
if ( !implemented ) {
|
|
guint16 noctets;
|
|
|
|
noctets= rem>4+host_len?4+host_len:rem;
|
|
proto_tree_add_expert(val_tree, pinfo, &ei_ldp_address_family_not_implemented, tvb, offset, noctets);
|
|
offset+=noctets;
|
|
rem-=noctets;
|
|
break;
|
|
}
|
|
|
|
if ( rem < 4+addr_size ){
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec, tvb, offset, rem, "Error in FEC Element %u", ix);
|
|
return;
|
|
}
|
|
|
|
/*Add a subtree for this*/
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 4+addr_size, ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_af, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
|
|
ti = proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_len, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
|
|
|
|
if ( addr_size != host_len) {
|
|
offset+=addr_size;
|
|
rem-=addr_size;
|
|
expert_add_info_format(pinfo, ti, &ei_ldp_tlv_fec_len,
|
|
"Invalid address length %u length for family %s",
|
|
host_len, val_to_str_const(family, afn_vals, "Unknown Family"));
|
|
break;
|
|
}
|
|
|
|
addr=(guint8 *)wmem_alloc0(pinfo->pool, addr_size);
|
|
|
|
for(ax=0; ax+1 <= host_len; ax++)
|
|
addr[ax]=tvb_get_guint8(tvb, offset+ax);
|
|
|
|
set_address(&addr_str, addr_type, addr_size, addr);
|
|
str = address_to_str(pinfo->pool, &addr_str);
|
|
proto_tree_add_string_format(fec_tree, hf_ldp_tlv_fec_hoval, tvb, offset, host_len,
|
|
str, "Address: %s", str);
|
|
|
|
offset += host_len;
|
|
rem -= 4+host_len;
|
|
break;
|
|
|
|
case TYPED_WILDCARD_FEC:
|
|
if ( rem < 8 ){/*not enough bytes for a minimal TYPED_WILDCARD_FEC*/
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec, tvb, offset, rem, "Error in FEC Element %u", ix);
|
|
return;
|
|
}
|
|
vc_len = tvb_get_guint8 (tvb, offset+3);
|
|
|
|
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 8+vc_len, ett_ldp_fec, &ti, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_controlword, tvb, offset+1, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_vctype, tvb, offset+1, 2, ENC_BIG_ENDIAN);
|
|
ti2 = proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_infolength, tvb, offset+3,1,ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_groupid,tvb, offset +4, 4, ENC_BIG_ENDIAN);
|
|
rem -=8;
|
|
offset +=8;
|
|
|
|
if ( (vc_len > 3) && ( rem > 3 ) ) { /* there is enough room for vcid */
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_vcid,tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
proto_item_append_text (ti," VCID: %u",tvb_get_ntohl(tvb,offset));
|
|
|
|
} else {
|
|
expert_add_info(pinfo, ti2, &ei_ldp_tlv_fec_vc_infolength);
|
|
return;
|
|
}
|
|
rem -= 4;
|
|
vc_len -= 4;
|
|
offset += 4;
|
|
|
|
while ( (vc_len > 1) && (rem > 1) ) { /* enough to include id and length */
|
|
intparam_len = tvb_get_guint8(tvb, offset+1);
|
|
if (intparam_len < 2){ /* At least Type and Len, protect against len = 0 */
|
|
proto_tree_add_expert(fec_tree, pinfo, &ei_ldp_malformed_interface_parameter, tvb, offset +1, 1);
|
|
return;
|
|
}
|
|
|
|
if ( (vc_len -intparam_len) <0 && (rem -intparam_len) <0 ) { /* error condition */
|
|
proto_tree_add_expert(fec_tree, pinfo, &ei_ldp_malformed_data, tvb, offset +2, MIN(vc_len,rem));
|
|
return;
|
|
}
|
|
dissect_subtlv_interface_parameters(tvb, offset, fec_tree, intparam_len, interface_params_header_fields);
|
|
|
|
rem -= intparam_len;
|
|
vc_len -= intparam_len;
|
|
offset += intparam_len;
|
|
}
|
|
break;
|
|
|
|
case P2MP_PW_UPSTREAM_FEC:
|
|
{
|
|
/* Ref: RFC 4447 */
|
|
if ( rem < 4 ){/*not enough bytes for a minimal TYPED_WILDCARD_FEC*/
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec, tvb, offset, rem, "Error in FEC Element %u", ix);
|
|
return;
|
|
}
|
|
vc_len = tvb_get_guint8 (tvb, offset+3);
|
|
|
|
/* Add the FEC to the tree */
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 8+vc_len, ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_controlword, tvb, offset+1, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_vctype, tvb, offset+1, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_vc_infolength, tvb, offset+3,1,ENC_BIG_ENDIAN);
|
|
rem -= 4;
|
|
offset += 4;
|
|
|
|
if ( (vc_len > 1) && ( rem > 1 ) ) { /* there is enough room for AGI */
|
|
gen_fec_id_len = tvb_get_guint8 (tvb, offset+1);
|
|
/* Add AGI to the tree */
|
|
agi_tree = proto_tree_add_subtree_format(fec_tree, tvb, offset, 2 + gen_fec_id_len, ett_ldp_gen_agi, NULL, "AGI");
|
|
proto_tree_add_item(agi_tree, hf_ldp_tlv_fec_gen_agi_type,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(agi_tree, hf_ldp_tlv_fec_gen_agi_length,tvb, offset + 1, 1, ENC_BIG_ENDIAN);
|
|
if ( gen_fec_id_len > 0)
|
|
{
|
|
proto_tree_add_item(agi_tree, hf_ldp_tlv_fec_gen_agi_value, tvb, offset+2, gen_fec_id_len , ENC_NA );
|
|
}
|
|
rem -= 2 + gen_fec_id_len;
|
|
vc_len -= 2 + gen_fec_id_len;
|
|
offset += 2 + gen_fec_id_len;
|
|
|
|
} else {
|
|
proto_tree_add_expert_format(fec_tree, pinfo, &ei_ldp_tlv_fec_vc_infolength, tvb, offset, 2 +vc_len, "Generalized FEC: AGI size format error");
|
|
return;
|
|
}
|
|
|
|
if ( (vc_len > 1) && ( rem > 1 ) ) { /* there is enough room for SAII */
|
|
gen_fec_id_len = tvb_get_guint8 (tvb, offset+1);
|
|
/* Add SAII to the tree */
|
|
aai_type = tvb_get_guint8(tvb, offset);
|
|
if ( aai_type == 2 && gen_fec_id_len != 12)
|
|
{
|
|
/* According to RFC 5003, for Type 2 AAI, the length should be 12 bytes */
|
|
proto_tree_add_expert_format(fec_tree, pinfo, &ei_ldp_tlv_fec_vc_infolength, tvb, offset, 2 + gen_fec_id_len, "Generalized FEC: SAII size format error");
|
|
}
|
|
else
|
|
{
|
|
saii_tree = proto_tree_add_subtree(fec_tree, tvb, offset, 2 + gen_fec_id_len, ett_ldp_gen_saii, NULL, "SAII");
|
|
proto_tree_add_item(saii_tree, hf_ldp_tlv_fec_gen_saii_type,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(saii_tree, hf_ldp_tlv_fec_gen_saii_length,tvb, offset + 1, 1, ENC_BIG_ENDIAN);
|
|
if ( gen_fec_id_len > 0)
|
|
{
|
|
/* Get the AAI Type. */
|
|
/* If it is Type 2 (RFC 5003), then the length is 12 bytes, */
|
|
/* and the following fields exist. */
|
|
/* 0 1 2 3 */
|
|
/* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | AII Type=02 | Length | Global ID | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | Global ID (contd.) | Prefix | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | Prefix (contd.) | AC ID | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | AC ID | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
|
|
if ( aai_type == 2)
|
|
{
|
|
dissect_genpwid_fec_aai_type2_parameter(tvb, pinfo, offset +2, saii_tree, gen_fec_id_len);
|
|
}
|
|
else
|
|
{
|
|
proto_tree_add_item(saii_tree,
|
|
hf_ldp_tlv_fec_gen_saii_value,
|
|
tvb,
|
|
offset+2,
|
|
gen_fec_id_len ,
|
|
ENC_NA );
|
|
}
|
|
}
|
|
}
|
|
rem -= 2 + gen_fec_id_len;
|
|
vc_len -= 2 + gen_fec_id_len;
|
|
offset += 2 + gen_fec_id_len;
|
|
|
|
} else {
|
|
proto_tree_add_expert_format(fec_tree, pinfo, &ei_ldp_tlv_fec_vc_infolength, tvb, offset, 2 + vc_len, "Generalized FEC: SAII size format error");
|
|
return;
|
|
}
|
|
|
|
if ( (vc_len > 1) && ( rem > 1 ) ) { /* there is enough room for TAII */
|
|
gen_fec_id_len = tvb_get_guint8 (tvb, offset+1);
|
|
/* Add TAII to the tree */
|
|
aai_type = tvb_get_guint8(tvb, offset);
|
|
if ( aai_type == 2 && gen_fec_id_len != 12)
|
|
{
|
|
/* According to RFC 5003, for Type 2 AAI, the length should be 12 bytes */
|
|
proto_tree_add_expert_format(fec_tree, pinfo, &ei_ldp_tlv_fec_vc_infolength, tvb, offset, 2 + gen_fec_id_len, "Generalized FEC: TAII size format error");
|
|
}
|
|
else
|
|
{
|
|
taii_tree = proto_tree_add_subtree(fec_tree, tvb, offset, 2 + gen_fec_id_len, ett_ldp_gen_taii, NULL, "TAII");
|
|
proto_tree_add_item(taii_tree, hf_ldp_tlv_fec_gen_taii_type,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(taii_tree, hf_ldp_tlv_fec_gen_taii_length,tvb, offset + 1, 1, ENC_BIG_ENDIAN);
|
|
if ( gen_fec_id_len > 0)
|
|
{
|
|
/* Get the AAI Type. */
|
|
/* If it is Type 2 (RFC 5003), then the length is 12 bytes, */
|
|
/* and the following fields exist. */
|
|
/* 0 1 2 3 */
|
|
/* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | AII Type=02 | Length | Global ID | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | Global ID (contd.) | Prefix | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | Prefix (contd.) | AC ID | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
/* | AC ID | */
|
|
/* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */
|
|
|
|
if ( aai_type == 2)
|
|
{
|
|
dissect_genpwid_fec_aai_type2_parameter(tvb, pinfo, offset +2, taii_tree, gen_fec_id_len);
|
|
}
|
|
else
|
|
{
|
|
proto_tree_add_item(taii_tree, hf_ldp_tlv_fec_gen_taii_value, tvb, offset+2, gen_fec_id_len , ENC_NA);
|
|
}
|
|
}
|
|
}
|
|
rem -= 2 + gen_fec_id_len;
|
|
/*vc_len -= 2 + gen_fec_id_len;*/
|
|
offset += 2 + gen_fec_id_len;
|
|
|
|
|
|
} else {
|
|
proto_tree_add_expert_format(fec_tree, pinfo, &ei_ldp_tlv_fec_vc_infolength, tvb, offset, 2 +vc_len, "Generalized FEC: TAII size format error");
|
|
return;
|
|
}
|
|
|
|
break;
|
|
}
|
|
case P2MP_FEC:
|
|
case MP2MP_FEC_UP:
|
|
case MP2MP_FEC_DOWN:
|
|
case HSMP_UPSTREAM:
|
|
case HSMP_DOWNSTREAM:
|
|
{
|
|
if (rem < 4 ){/*not enough*/
|
|
proto_item* inv_length;
|
|
inv_length = proto_tree_add_item(val_tree, hf_ldp_tlv_inv_length, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
expert_add_info(pinfo, inv_length, &ei_ldp_inv_length);
|
|
return;
|
|
}
|
|
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 4+tvb_get_guint8 (tvb, offset+1),
|
|
ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_af, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_len, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_ldp_p2mp_rtnodeaddr, tvb,offset, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_ldp_p2mp_oplength, tvb,offset + 4, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_ldp_p2mp_opvalue, tvb,offset + 6, op_length, ENC_NA);
|
|
|
|
offset = offset + 6 + op_length;
|
|
rem = rem - 10 - op_length;
|
|
|
|
break;
|
|
}
|
|
|
|
case PWID_FEC_ELEMENT:
|
|
{
|
|
if (rem < 8 ){/*not enough*/
|
|
proto_item* inv_length;
|
|
inv_length = proto_tree_add_item(val_tree, hf_ldp_tlv_inv_length, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
expert_add_info(pinfo, inv_length, &ei_ldp_inv_length);
|
|
return;
|
|
}
|
|
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 8+tvb_get_guint8 (tvb, offset+3),
|
|
ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_pw_controlword, tvb, offset+1, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_pw_pwtype, tvb, offset+1, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item_ret_uint(fec_tree, hf_ldp_tlv_fec_pw_infolength, tvb, offset+3,1,ENC_BIG_ENDIAN, &pwid_len);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_pw_groupid,tvb, offset +4, 4, ENC_BIG_ENDIAN);
|
|
rem -=8;
|
|
offset +=8;
|
|
|
|
if ( (pwid_len > 3) && ( rem > 3 ) ) { /* there is enough room for pwid */
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_pw_pwid,tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
rem -=4;
|
|
offset +=4;
|
|
|
|
}
|
|
|
|
while ( (pwid_len > 1) && (rem > 1) ) { /* enough to include id and length */
|
|
intparam_len = tvb_get_guint8(tvb, offset+1);
|
|
if (intparam_len < 2){ /* At least Type and Len, protect against len = 0 */
|
|
proto_tree_add_expert(fec_tree, pinfo, &ei_ldp_malformed_interface_parameter, tvb, offset +1, 1);
|
|
return;
|
|
}
|
|
|
|
if ( ((guint32)intparam_len > pwid_len) && (rem -intparam_len) <0 ) { /* error condition */
|
|
proto_tree_add_expert(fec_tree, pinfo, &ei_ldp_malformed_data, tvb, offset +2, MIN(pwid_len,(guint32)rem));
|
|
return;
|
|
}
|
|
dissect_subtlv_interface_parameters(tvb, offset, fec_tree, intparam_len, interface_params_header_fields);
|
|
|
|
rem -= intparam_len;
|
|
pwid_len -= intparam_len;
|
|
offset += intparam_len;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case GENERALIZED_PWID_FEC:
|
|
{
|
|
if (rem < 4 ){/*not enough*/
|
|
proto_item* inv_length;
|
|
inv_length = proto_tree_add_item(val_tree, hf_ldp_tlv_inv_length, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
expert_add_info(pinfo, inv_length, &ei_ldp_inv_length);
|
|
return;
|
|
}
|
|
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 4+tvb_get_guint8 (tvb, offset+3),
|
|
ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_wc, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_pw_controlword, tvb, offset+1, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_pw_pwtype, tvb, offset+1, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item_ret_uint(fec_tree, hf_ldp_tlv_fec_pw_infolength, tvb, offset+3,1,ENC_BIG_ENDIAN, &pwid_len);
|
|
rem -= 4;
|
|
offset += 4;
|
|
if ( (pwid_len > 5) && ( rem > 5 ) ) { /* there is enough room for AGI/AII data */
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_gen_agi_type,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
rem -= 1;
|
|
offset += 1;
|
|
proto_tree_add_item_ret_uint(fec_tree, hf_ldp_tlv_fec_gen_agi_length, tvb, offset,1,ENC_BIG_ENDIAN, &agi_aii_len);
|
|
rem -= 1;
|
|
offset += 1;
|
|
if ( agi_aii_len > 0)
|
|
{
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_gen_agi_value, tvb, offset, agi_aii_len , ENC_NA );
|
|
rem -= agi_aii_len;
|
|
offset += agi_aii_len;
|
|
}
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_gen_saii_type,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
rem -= 1;
|
|
offset += 1;
|
|
proto_tree_add_item_ret_uint(fec_tree, hf_ldp_tlv_fec_gen_saii_length, tvb, offset,1,ENC_BIG_ENDIAN, &agi_aii_len);
|
|
rem -= 1;
|
|
offset += 1;
|
|
if ( agi_aii_len > 0)
|
|
{
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_gen_saii_value, tvb, offset, agi_aii_len , ENC_NA );
|
|
rem -= agi_aii_len;
|
|
offset += agi_aii_len;
|
|
}
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_gen_taii_type,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
rem -= 1;
|
|
offset += 1;
|
|
proto_tree_add_item_ret_uint(fec_tree, hf_ldp_tlv_fec_gen_taii_length, tvb, offset,1,ENC_BIG_ENDIAN, &agi_aii_len);
|
|
rem -= 1;
|
|
offset += 1;
|
|
if ( agi_aii_len > 0)
|
|
{
|
|
proto_tree_add_item(fec_tree, hf_ldp_tlv_fec_gen_taii_value, tvb, offset, agi_aii_len , ENC_NA );
|
|
rem -= agi_aii_len;
|
|
offset += agi_aii_len;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
default: /* Unknown */
|
|
/* XXX - do all FEC's have a length that's a multiple of 4? */
|
|
/* Hmmm, don't think so. Will check. RJS. */
|
|
/* If we don't know its structure, we have to exit */
|
|
fec_tree = proto_tree_add_subtree_format(val_tree, tvb, offset, 4, ett_ldp_fec, NULL, "FEC Element %u", ix);
|
|
proto_tree_add_expert(fec_tree, pinfo, &ei_ldp_tlv_fec_type, tvb, offset, rem);
|
|
return;
|
|
}
|
|
ix++;
|
|
}
|
|
}
|
|
|
|
/* Dissect Address List TLV */
|
|
|
|
static void
|
|
dissect_tlv_address_list(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
guint16 family, ix;
|
|
guint8 addr_size, *addr;
|
|
const char *str;
|
|
address_type addr_type;
|
|
address addr_str;
|
|
|
|
if ( rem < 2 ) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Address List TLV: length is %d, should be >= 2",
|
|
rem);
|
|
return;
|
|
}
|
|
|
|
family=tvb_get_ntohs(tvb, offset);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_addrl_addr_family, tvb,
|
|
offset, 2, ENC_BIG_ENDIAN);
|
|
switch(family) {
|
|
case AFNUM_INET: /*IPv4*/
|
|
addr_size=4;
|
|
addr_type = AT_IPv4;
|
|
break;
|
|
case AFNUM_INET6: /*IPv6*/
|
|
addr_size=16;
|
|
addr_type = AT_IPv6;
|
|
break;
|
|
default:
|
|
proto_tree_add_expert(tree, pinfo, &ei_ldp_address_family_not_implemented, tvb, offset+2, rem-2);
|
|
return;
|
|
}
|
|
|
|
offset+=2; rem-=2;
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Addresses");
|
|
|
|
addr=(guint8 *)wmem_alloc(pinfo->pool, addr_size);
|
|
|
|
for(ix=1; rem >= addr_size; ix++, offset += addr_size,
|
|
rem -= addr_size) {
|
|
if ( (tvb_memcpy(tvb, addr, offset, addr_size))
|
|
== NULL)
|
|
break;
|
|
|
|
set_address(&addr_str, addr_type, addr_size, addr);
|
|
str = address_to_str(pinfo->pool, &addr_str);
|
|
proto_tree_add_string_format(val_tree,
|
|
hf_ldp_tlv_addrl_addr, tvb, offset, addr_size, str,
|
|
"Address %u: %s", ix, str);
|
|
}
|
|
if (rem)
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem, "Error processing TLV: Extra data at end of address list");
|
|
}
|
|
|
|
/* Dissect Path Vector TLV */
|
|
|
|
static void
|
|
dissect_tlv_path_vector(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
guint8 ix;
|
|
guint32 addr;
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "LSR IDs");
|
|
|
|
for(ix=1; rem >= 4; ix++, offset += 4, rem -= 4) {
|
|
addr = tvb_get_ipv4(tvb, offset);
|
|
proto_tree_add_ipv4_format(val_tree,
|
|
hf_ldp_tlv_pv_lsrid, tvb, offset, 4,
|
|
addr, "LSR Id %u: %s", ix,
|
|
tvb_ip_to_str(tvb, offset));
|
|
}
|
|
if (rem)
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem, "Error processing TLV: Extra data at end of path vector");
|
|
}
|
|
|
|
/* Dissect ATM Label TLV */
|
|
|
|
static void
|
|
dissect_tlv_atm_label(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if (rem != 4){
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem, "Error processing ATM Label TLV: length is %d, should be 4", rem);
|
|
return;
|
|
}
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "ATM Label");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_atm_label_vbits, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_atm_label_vpi, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_atm_label_vci, tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
/* Dissect FRAME RELAY Label TLV */
|
|
|
|
static void
|
|
dissect_tlv_frame_label(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
guint8 len;
|
|
|
|
if (rem != 4){
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Frame Relay Label TLV: length is %d, should be 4",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Frame Relay Label");
|
|
|
|
len=(guint8)(tvb_get_ntohs(tvb, offset)>>7) & 0x03;
|
|
proto_tree_add_uint_format_value(val_tree, hf_ldp_tlv_fr_label_len, tvb, offset, 2, len,
|
|
"%s (%u)", val_to_str_const(len, tlv_fr_len_vals, "Unknown Length"), len);
|
|
|
|
proto_tree_add_item(val_tree,
|
|
hf_ldp_tlv_fr_label_dlci, tvb, offset+1, 3, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
/* Dissect STATUS TLV */
|
|
|
|
static void
|
|
dissect_tlv_status(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
guint32 data;
|
|
|
|
if (rem != 10){
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Status TLV: length is %d, should be 10",
|
|
rem);
|
|
return;
|
|
}
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Status");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_status_ebit, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_status_fbit, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
data=tvb_get_ntohl(tvb, offset)&0x3FFFFFFF;
|
|
proto_tree_add_uint_format_value(val_tree, hf_ldp_tlv_status_data, tvb, offset, 4,
|
|
data, "%s (0x%X)", val_to_str_const(data, tlv_status_data, "Unknown Status Data"), data);
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_status_msg_id, tvb, offset+4, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_status_msg_type, tvb, offset+8, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
/* Dissect Returned PDU TLV */
|
|
|
|
static void
|
|
dissect_tlv_returned_pdu(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if (rem < 10){
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Returned PDU TLV: length is %d, should be >= 10",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Returned PDU");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_returned_version, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_returned_pdu_len, tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_returned_lsr, tvb, offset+4, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_returned_ls_id, tvb, offset+8, 2, ENC_BIG_ENDIAN);
|
|
offset += 10;
|
|
rem -= 10;
|
|
|
|
if ( rem > 0 ) {
|
|
/*XXX - dissect returned pdu data*/
|
|
proto_tree_add_item(val_tree, hf_ldp_returned_pdu_data, tvb, offset, rem, ENC_NA);
|
|
}
|
|
}
|
|
|
|
/* Dissect Returned MESSAGE TLV */
|
|
|
|
static void
|
|
dissect_tlv_returned_message(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
guint16 type;
|
|
|
|
if (rem < 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Returned Message TLV: length is %d, should be >= 4",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Returned Message");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_returned_msg_ubit, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
type=tvb_get_ntohs(tvb, offset)&0x7FFF;
|
|
/*chk for vendor-private*/
|
|
if (type>=LDP_VENDOR_PRIVATE_START && type<=LDP_VENDOR_PRIVATE_END){
|
|
proto_tree_add_uint_format(val_tree, hf_ldp_tlv_returned_msg_type, tvb, offset, 2,
|
|
type, "Message Type: Vendor Private (0x%X)", type);
|
|
/*chk for experimental*/
|
|
} else if (type>=LDP_EXPERIMENTAL_MESSAGE_START && type<=LDP_EXPERIMENTAL_MESSAGE_END){
|
|
proto_tree_add_uint_format(val_tree, hf_ldp_tlv_returned_msg_type, tvb, offset, 2,
|
|
type, "Message Type: Experimental (0x%X)", type);
|
|
} else {
|
|
proto_tree_add_uint_format(val_tree, hf_ldp_tlv_returned_msg_type, tvb, offset, 2,
|
|
type, "Message Type: %s (0x%X)", val_to_str_const(type, ldp_message_types,"Unknown Message Type"), type);
|
|
}
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_returned_msg_len, tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
rem -= 4;
|
|
|
|
if ( rem >= 4 ) { /*have msg_id*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_returned_msg_id, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
rem -= 4;
|
|
}
|
|
|
|
if ( rem > 0 ) {
|
|
/*XXX - dissect returned msg parameters*/
|
|
proto_tree_add_item(val_tree, hf_ldp_returned_message_parameters, tvb, offset, rem, ENC_NA);
|
|
}
|
|
}
|
|
|
|
/* Dissect the common hello params */
|
|
|
|
static void
|
|
#if 0
|
|
dissect_tlv_common_hello_parms(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
#else
|
|
dissect_tlv_common_hello_parms(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree)
|
|
#endif
|
|
{
|
|
#if 0
|
|
proto_tree *ti;
|
|
#endif
|
|
proto_tree *val_tree;
|
|
proto_item *gtsm_flag_item;
|
|
guint16 gtsm_flag_buffer;
|
|
#if 0
|
|
ti = proto_tree_add_item(tree, hf_ldp_tlv_value, tvb, offset, rem, ENC_NA);
|
|
val_tree = proto_item_add_subtree(ti, ett_ldp_tlv_val);
|
|
#else
|
|
val_tree=tree;
|
|
#endif
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_val_hold, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_val_target, tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_val_request, tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
gtsm_flag_item = proto_tree_add_item(val_tree, hf_ldp_tlv_val_gtsm_flag, tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
|
|
gtsm_flag_buffer = tvb_get_bits16(tvb, ((offset+2)*8), 16, ENC_BIG_ENDIAN);
|
|
|
|
if ( gtsm_flag_buffer & 0x2000 ) {
|
|
if ( gtsm_flag_buffer & 0x8000 ) {
|
|
expert_add_info(pinfo, gtsm_flag_item, &ei_ldp_dtsm_and_target);
|
|
} else {
|
|
expert_add_info(pinfo, gtsm_flag_item, &ei_ldp_gtsm_supported);
|
|
}
|
|
} else {
|
|
if ( gtsm_flag_buffer & 0x8000 ) {
|
|
expert_add_info(pinfo, gtsm_flag_item, &ei_ldp_gtsm_not_supported_basic_discovery);
|
|
} else {
|
|
expert_add_info(pinfo, gtsm_flag_item, &ei_ldp_gtsm_not_supported);
|
|
}
|
|
}
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_val_res, tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
/* Dissect MAC TLV */
|
|
|
|
static void
|
|
dissect_tlv_mac(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
guint8 ix;
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "MAC addresses");
|
|
|
|
for(ix=1; rem >= 6; ix++, offset += 6, rem -= 6) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_mac, tvb, offset, 6, ENC_NA);
|
|
}
|
|
if (rem)
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem, "Error processing TLV: Extra data at end of path vector");
|
|
}
|
|
|
|
|
|
|
|
/* Dissect the common session params */
|
|
|
|
static void
|
|
dissect_tlv_common_session_parms(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if ( rem != 14) { /*length of Comm Sess Parms tlv*/
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem, "Error processing Common Session Parameters TLV: length is %d, should be 14", rem);
|
|
return;
|
|
}
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Parameters");
|
|
|
|
/*Protocol Version*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_ver, tvb,offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
/*KeepAlive Time*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_ka, tvb,offset + 2, 2, ENC_BIG_ENDIAN);
|
|
|
|
/*A bit*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_advbit,tvb, offset + 4, 1, ENC_BIG_ENDIAN);
|
|
|
|
/*D bit*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_ldetbit,tvb, offset + 4, 1, ENC_BIG_ENDIAN);
|
|
|
|
/*Path Vector Limit*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_pvlim,tvb, offset + 5, 1, ENC_BIG_ENDIAN);
|
|
|
|
/*Max PDU Length*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_mxpdu,tvb, offset + 6, 2, ENC_BIG_ENDIAN);
|
|
|
|
/*Rx LSR*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_rxlsr,tvb, offset + 8, 4, ENC_BIG_ENDIAN);
|
|
|
|
/*Rx LS*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_rxls,tvb, offset + 12, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
/* Dissect the atm session params */
|
|
|
|
static void
|
|
dissect_tlv_atm_session_parms(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree, *lbl_tree;
|
|
guint8 numlr, ix;
|
|
|
|
if (rem < 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing ATM Parameters TLV: length is %d, should be >= 4",
|
|
rem);
|
|
return;
|
|
}
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "ATM Parameters");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_atm_merge,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
/*get the number of label ranges*/
|
|
numlr=(tvb_get_guint8(tvb, offset)>>2) & 0x0F;
|
|
proto_tree_add_uint_format(val_tree, hf_ldp_tlv_sess_atm_lr,
|
|
tvb, offset, 1, numlr, "Number of Label Range components: %u",
|
|
numlr);
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_atm_dir,tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
/*move into range components*/
|
|
offset += 4;
|
|
rem -= 4;
|
|
val_tree=proto_tree_add_subtree(val_tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "ATM Label Range Components");
|
|
|
|
/*now dissect ranges*/
|
|
for(ix=1; numlr > 0 && rem >= 8; ix++, rem-=8, numlr--) {
|
|
lbl_tree=proto_tree_add_subtree_format(val_tree, tvb, offset, 8,
|
|
ett_ldp_tlv_val, NULL, "ATM Label Range Component %u", ix);
|
|
|
|
proto_tree_add_item(lbl_tree,
|
|
hf_ldp_tlv_sess_atm_minvpi,
|
|
tvb, offset, 2,
|
|
ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(lbl_tree,
|
|
hf_ldp_tlv_sess_atm_maxvpi,
|
|
tvb, (offset+4), 2, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(lbl_tree,
|
|
hf_ldp_tlv_sess_atm_minvci,
|
|
tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(lbl_tree,
|
|
hf_ldp_tlv_sess_atm_maxvci,
|
|
tvb, offset+6, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset += 8;
|
|
}
|
|
if( rem || numlr)
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing TLV: Extra data at end of TLV");
|
|
}
|
|
|
|
/* Dissect the frame relay session params */
|
|
|
|
static void
|
|
dissect_tlv_frame_relay_session_parms(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree, *lbl_tree;
|
|
guint8 numlr, ix, len;
|
|
|
|
if(rem < 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Frame Relay Parameters TLV: length is %d, should be >= 4",
|
|
rem);
|
|
return;
|
|
}
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Frame Relay Parameters");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_fr_merge,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
/*get the number of label ranges*/
|
|
numlr=(tvb_get_guint8(tvb, offset)>>2) & 0x0F;
|
|
proto_tree_add_uint_format(val_tree, hf_ldp_tlv_sess_fr_lr,
|
|
tvb, offset, 1, numlr, "Number of Label Range components: %u",
|
|
numlr);
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_sess_fr_dir,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
/*move into range components*/
|
|
offset += 4;
|
|
rem -= 4;
|
|
val_tree=proto_tree_add_subtree(val_tree, tvb, offset, rem, ett_ldp_tlv_val, NULL,
|
|
"Frame Relay Label Range Components");
|
|
|
|
/*now dissect ranges*/
|
|
for(ix=1; numlr > 0 && rem >= 8; ix++, rem-=8, numlr--) {
|
|
lbl_tree=proto_tree_add_subtree_format(val_tree, tvb, offset, 8,
|
|
ett_ldp_tlv_val, NULL, "Frame Relay Label Range Component %u", ix);
|
|
|
|
len=(guint8)(tvb_get_ntohs(tvb, offset)>>7) & 0x03;
|
|
proto_tree_add_uint_format_value(lbl_tree, hf_ldp_tlv_sess_fr_len, tvb, offset, 2, len,
|
|
"%s (%u)", val_to_str_const(len, tlv_fr_len_vals, "Unknown Length"), len);
|
|
|
|
proto_tree_add_item(lbl_tree, hf_ldp_tlv_sess_fr_mindlci, tvb, offset+1, 3, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(lbl_tree, hf_ldp_tlv_sess_fr_maxdlci, tvb, offset+5, 3, ENC_BIG_ENDIAN);
|
|
|
|
offset += 8;
|
|
}
|
|
|
|
if( rem || numlr)
|
|
proto_tree_add_expert_format(val_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing TLV: Extra data at end of TLV");
|
|
}
|
|
|
|
/* Dissect the Fault Tolerant (FT) Session TLV */
|
|
|
|
static void
|
|
dissect_tlv_ft_session(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *ti, *val_tree, *flags_tree;
|
|
guint16 flags;
|
|
|
|
if(rem != 12){
|
|
/* error, length must be 12 bytes */
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing FT Session TLV: length is %d, should be 12",
|
|
rem);
|
|
return;
|
|
}
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "FT Session Parameters");
|
|
|
|
/* Flags */
|
|
ti = proto_tree_add_item(val_tree, hf_ldp_tlv_ft_sess_flags, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
flags_tree = proto_item_add_subtree(ti, ett_ldp_tlv_ft_flags);
|
|
|
|
flags = tvb_get_ntohs(tvb, offset);
|
|
proto_item_append_text(ti, " (%s%s)", (flags & 0x8000) ? "R, " : "",
|
|
val_to_str_const(flags & 0xF, tlv_ft_flags, "Invalid"));
|
|
proto_tree_add_item(flags_tree, hf_ldp_tlv_ft_sess_flag_r, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_ldp_tlv_ft_sess_flag_res, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_ldp_tlv_ft_sess_flag_s, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_ldp_tlv_ft_sess_flag_a, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_ldp_tlv_ft_sess_flag_c, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_ldp_tlv_ft_sess_flag_l, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
/* Reserved */
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_ft_sess_res, tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
|
|
/* FT Reconnect TO */
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_ft_sess_reconn_to, tvb, offset + 4,
|
|
4, ENC_BIG_ENDIAN);
|
|
|
|
/* Recovery Time */
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_ft_sess_recovery_time, tvb, offset + 8,
|
|
4, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_lspid(tvbuff_t *tvb, packet_info *pinfo, guint offset,proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 8) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing LSP ID TLV: length is %d, should be 8",
|
|
rem);
|
|
return;
|
|
}
|
|
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "LSP ID");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_lspid_act_flg,
|
|
tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_lspid_cr_lsp,
|
|
tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_lspid_ldpid,
|
|
tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_er_hop_ipv4(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 8) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing ER HOP IPv4 TLV: length is %d, should be 8",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree=proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "ER HOP IPv4");
|
|
|
|
if(val_tree != NULL) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_loose,
|
|
tvb, offset, 3, ENC_BIG_ENDIAN);
|
|
offset += 3;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_prelen,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset ++;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_prefix4,
|
|
tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_er_hop_ipv6(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 20) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing ER HOP IPv6 TLV: length is %d, should be 20",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "ER HOP IPv6");
|
|
|
|
if(val_tree != NULL) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_loose,
|
|
tvb, offset, 3, ENC_BIG_ENDIAN);
|
|
offset += 3;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_prelen,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset ++;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_prefix6,
|
|
tvb, offset, 16, ENC_NA);
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_er_hop_as(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing ER HOP AS TLV: length is %d, should be 4",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "ER HOP AS");
|
|
|
|
if(val_tree != NULL) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_loose,
|
|
tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_as,
|
|
tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_er_hop_lspid(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 8) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing ER HOP LSPID TLV: length is %d, should be 8",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "ER HOP LSPID");
|
|
|
|
if(val_tree != NULL) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_loose,
|
|
tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_cr_lsp,
|
|
tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_er_hop_ldpid,
|
|
tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_traffic(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
guint8 val_8;
|
|
float val_f;
|
|
proto_item *pi;
|
|
|
|
if(rem != 24) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Traffic Parameters TLV: length is %d, should be 24",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Traffic parameters");
|
|
|
|
if(val_tree != NULL) {
|
|
/* flags */
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_flags_reserv, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_flags_weight, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_flags_ebs, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_flags_cbs, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_flags_cdr, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_flags_pbs, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_flags_pdr, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
offset ++;
|
|
/* frequency */
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_frequency, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset ++;
|
|
|
|
/* reserver byte */
|
|
offset ++;
|
|
|
|
/* weight */
|
|
pi = proto_tree_add_item(val_tree, hf_ldp_tlv_weight, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
val_8 = tvb_get_guint8(tvb, offset);
|
|
if (val_8 == 0)
|
|
proto_item_set_text(pi, "Weight: Not applicable");
|
|
offset ++;
|
|
|
|
/* PDR */
|
|
val_f = tvb_get_ntohieee_float (tvb, offset);
|
|
proto_tree_add_double_format_value(val_tree, hf_ldp_tlv_pdr, tvb, offset,
|
|
4, val_f, "%.10g Bps", val_f);
|
|
offset += 4;
|
|
/* PBS */
|
|
val_f = tvb_get_ntohieee_float (tvb, offset);
|
|
proto_tree_add_double_format_value(val_tree, hf_ldp_tlv_pbs, tvb, offset,
|
|
4, val_f, "%.10g Bytes", val_f);
|
|
offset += 4;
|
|
|
|
/* CDR */
|
|
val_f = tvb_get_ntohieee_float (tvb, offset);
|
|
proto_tree_add_double_format_value(val_tree, hf_ldp_tlv_cdr, tvb, offset,
|
|
4, val_f, "%.10g Bps", val_f);
|
|
offset += 4;
|
|
|
|
/* CBS */
|
|
val_f = tvb_get_ntohieee_float (tvb, offset);
|
|
proto_tree_add_double_format_value(val_tree, hf_ldp_tlv_cbs, tvb, offset,
|
|
4, val_f, "%.10g Bytes", val_f);
|
|
offset += 4;
|
|
|
|
/* EBS */
|
|
val_f = tvb_get_ntohieee_float (tvb, offset);
|
|
proto_tree_add_double_format_value(val_tree, hf_ldp_tlv_ebs, tvb, offset,
|
|
4, val_f, "%.10g Bytes", val_f);
|
|
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_route_pinning(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Route Pinning TLV: length is %d, should be 4",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Route Pinning");
|
|
|
|
if(val_tree != NULL) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_route_pinning,
|
|
tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
dissect_tlv_resource_class(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Resource Class TLV: length is %d, should be 4",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Resource Class");
|
|
|
|
if(val_tree != NULL) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_resource_class,
|
|
tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
dissect_tlv_preemption(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if(rem != 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Preemption TLV: length is %d, should be 4",
|
|
rem);
|
|
return;
|
|
}
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Preemption");
|
|
|
|
if(val_tree != NULL) {
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_set_prio,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_hold_prio,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
dissect_tlv_diffserv(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
static int *hfindexes[] = {
|
|
&hf_ldp_tlv_diffserv_map,
|
|
&hf_ldp_tlv_diffserv_map_exp,
|
|
&hf_ldp_tlv_diffserv_phbid,
|
|
&hf_ldp_tlv_diffserv_phbid_dscp,
|
|
&hf_ldp_tlv_diffserv_phbid_code,
|
|
&hf_ldp_tlv_diffserv_phbid_bit14,
|
|
&hf_ldp_tlv_diffserv_phbid_bit15
|
|
};
|
|
static gint *etts[] = {
|
|
&ett_ldp_diffserv_map,
|
|
&ett_ldp_diffserv_map_phbid
|
|
};
|
|
int type, mapnb, count;
|
|
|
|
if (rem < 4) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing Diff-Serv TLV: length is %d, should be >= 4", rem);
|
|
return;
|
|
}
|
|
proto_tree_add_uint(tree, hf_ldp_tlv_diffserv_type, tvb, offset, 1,
|
|
type = tvb_get_guint8(tvb, offset));
|
|
type = (type >> 7) + 1;
|
|
if (type == 1) {
|
|
/* E-LSP */
|
|
offset += 3;
|
|
proto_tree_add_uint(tree, hf_ldp_tlv_diffserv_mapnb, tvb, offset,
|
|
1, mapnb = tvb_get_guint8(tvb, offset) & 15);
|
|
offset += 1;
|
|
for (count = 0; count < mapnb; count++) {
|
|
dissect_diffserv_mpls_common(tvb, tree, type, offset, hfindexes, etts);
|
|
offset += 4;
|
|
}
|
|
}
|
|
else if (type == 2) {
|
|
/* L-LSP */
|
|
dissect_diffserv_mpls_common(tvb, tree, type, offset + 2, hfindexes, etts);
|
|
}
|
|
}
|
|
|
|
|
|
static int
|
|
dissect_tlv(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem);
|
|
|
|
static void
|
|
dissect_tlv_er(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
int len;
|
|
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Explicit route");
|
|
|
|
if(val_tree != NULL) {
|
|
while (rem > 0) {
|
|
len = dissect_tlv (tvb, pinfo, offset, val_tree, rem);
|
|
offset += len;
|
|
rem -= len;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
dissect_tlv_pw_status(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem);
|
|
|
|
static void
|
|
dissect_tlv_pw_grouping(tvbuff_t *tvb, guint offset, proto_tree *tree, int rem);
|
|
|
|
/* Dissect Upstream Label Assignment Capability TLV */
|
|
static void
|
|
dissect_tlv_upstrm_lbl_ass_cap(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if ( rem != 1)
|
|
{
|
|
proto_item* inv_length;
|
|
inv_length = proto_tree_add_item(tree, hf_ldp_tlv_inv_length, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
expert_add_info(pinfo, inv_length, &ei_ldp_inv_length);
|
|
return;
|
|
}
|
|
|
|
/*State bit*/
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "State Bit");
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_upstr_sbit, tvb,offset, 1, ENC_BIG_ENDIAN);
|
|
}
|
|
/*Dissect Upstream Assigned Label Request TLV*/
|
|
static void
|
|
dissect_tlv_upstrm_ass_lbl_req(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
if ( rem != 4)
|
|
{
|
|
proto_item* inv_length;
|
|
inv_length = proto_tree_add_item(tree, hf_ldp_tlv_inv_length, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
expert_add_info(pinfo, inv_length, &ei_ldp_inv_length);
|
|
return;
|
|
}
|
|
|
|
/*Reserved Bits*/
|
|
proto_tree_add_item(tree, hf_ldp_tlv_upstr_lbl_req_resvbit, tvb,offset, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
/*Dissect Upstream Assigned Label TLV*/
|
|
static void
|
|
dissect_tlv_upstrm_ass_lbl(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
if ( rem != 8)
|
|
{
|
|
proto_item* inv_length;
|
|
inv_length = proto_tree_add_item(tree, hf_ldp_tlv_inv_length, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
expert_add_info(pinfo, inv_length, &ei_ldp_inv_length);
|
|
return;
|
|
}
|
|
/*Value Field starts here*/
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "Upstream-Assigned Label");
|
|
|
|
/*Reserved bits*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_upstr_lbl_resvbit, tvb,offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/*The Upstream Label*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_upstr_ass_lbl, tvb,offset + 4, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
/*Dissect IPv4 Interface ID TLV*/
|
|
static void
|
|
dissect_tlv_ipv4_interface_id(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree, *sub_tree;
|
|
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "IPv4 Interface ID");
|
|
|
|
/*Dissect IPv4 Next/Previous Hop Address*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_ipv4_intID_hop_addr, tvb,offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/*Dissect Logical Interface ID*/
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_logical_intID, tvb,offset + 4, 4, ENC_BIG_ENDIAN);
|
|
|
|
sub_tree = proto_tree_add_subtree(val_tree, tvb, offset + 8, rem, ett_ldp_sub_tlv, NULL, "Sub TLV");
|
|
|
|
if(rem != 20 && rem != 24 && rem != 28 && rem != 29)
|
|
{
|
|
/*rem = 20 >> Length of IP Multicast Tunnel TLV
|
|
rem = 29 >> Length of LDP P2MP LSV TLV
|
|
rem = 24 >> Length of RSVP-TE P2MP LSP TLV
|
|
rem = 28 >> Length of MPLS Context Label TLV*/
|
|
|
|
proto_item* inv_length;
|
|
inv_length = proto_tree_add_item(val_tree, hf_ldp_tlv_inv_length, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
expert_add_info(pinfo, inv_length, &ei_ldp_inv_length);
|
|
}
|
|
else
|
|
{
|
|
rem = rem - 8;
|
|
dissect_tlv(tvb, pinfo, offset + 8, sub_tree, rem);
|
|
}
|
|
}
|
|
/*Dissect IP Multicast Tunnel TLV*/
|
|
static void
|
|
dissect_tlv_ip_multicast_tunnel(tvbuff_t *tvb, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "IP Multicast Label");
|
|
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_ip_multicast_srcaddr, tvb,offset, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_ip_multicast_mltcstaddr, tvb,offset + 4, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_mpls_context_lbl(tvbuff_t *tvb,packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *val_tree;
|
|
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ip_mpls_context_srcaddr, tvb,offset, 4, ENC_BIG_ENDIAN);
|
|
val_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_tlv_val, NULL, "MPLS Context Label");
|
|
dissect_tlv(tvb, pinfo, offset + 4, val_tree, rem);
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_ldp_p2mp_lsp(tvbuff_t *tvb, guint offset, proto_tree *tree)
|
|
{
|
|
guint16 addr_length = tvb_get_bits16(tvb, ((offset+3)*8), 8, ENC_BIG_ENDIAN);
|
|
guint16 opcode_length = tvb_get_bits16(tvb, ((offset + 4 + addr_length)*8), 16, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ldp_p2mp_lsptype, tvb,offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ldp_p2mp_addrfam, tvb,offset + 1, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ldp_p2mp_addrlen, tvb,offset + 3, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ldp_p2mp_rtnodeaddr, tvb,offset + 4, addr_length, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ldp_p2mp_oplength, tvb,offset + 4 + addr_length, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ldp_p2mp_opvalue, tvb,offset + 4 + addr_length + 2, opcode_length, ENC_NA);
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_rsvp_te_p2mp_lsp(tvbuff_t *tvb, guint offset, proto_tree *tree)
|
|
{
|
|
|
|
proto_tree_add_item(tree, hf_ldp_tlv_rsvp_te_p2mp_id, tvb,offset, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_must_be_zero, tvb,offset + 4, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_tunnel_id, tvb,offset + 6, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(tree, hf_ldp_tlv_ext_tunnel_id, tvb,offset + 8, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
/* Dissect a TLV and return the number of bytes consumed ... */
|
|
|
|
static int
|
|
dissect_tlv(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
guint16 type, typebak;
|
|
int length;
|
|
|
|
length=tvb_reported_length_remaining(tvb, offset);
|
|
rem=MIN(rem, length);
|
|
|
|
if( rem < 4 ) {/*chk for minimum header*/
|
|
if (tree) {
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing TLV: length is %d, should be >= 4",
|
|
rem);
|
|
}
|
|
return rem;
|
|
}
|
|
type = tvb_get_ntohs(tvb, offset) & 0x3FFF;
|
|
|
|
length = tvb_get_ntohs(tvb, offset + 2);
|
|
rem -= 4; /*do not count header*/
|
|
length = MIN(length, rem); /* Don't go haywire if a problem ... */
|
|
|
|
if (tree) {
|
|
proto_tree *tlv_tree;
|
|
/*chk for vendor-private*/
|
|
if(type>=TLV_VENDOR_PRIVATE_START && type<=TLV_VENDOR_PRIVATE_END){
|
|
typebak=type; /*keep type*/
|
|
type=TLV_VENDOR_PRIVATE_START;
|
|
tlv_tree = proto_tree_add_subtree(tree, tvb, offset, length + 4, ett_ldp_tlv, NULL, "Vendor Private TLV");
|
|
/*chk for experimental*/
|
|
} else if(type>=TLV_EXPERIMENTAL_START && type<=TLV_EXPERIMENTAL_END){
|
|
typebak=type; /*keep type*/
|
|
type=TLV_EXPERIMENTAL_START;
|
|
tlv_tree = proto_tree_add_subtree(tree, tvb, offset, length + 4, ett_ldp_tlv, NULL, "Experimental TLV");
|
|
} else {
|
|
typebak=0;
|
|
tlv_tree = proto_tree_add_subtree(tree, tvb, offset, length + 4, ett_ldp_tlv, NULL,
|
|
val_to_str(type, tlv_type_names, "Unknown TLV type (0x%04X)"));
|
|
}
|
|
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_unknown, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
switch (type) {
|
|
case TLV_VENDOR_PRIVATE_START:
|
|
proto_tree_add_uint_format_value(tlv_tree, hf_ldp_tlv_type, tvb, offset, 2,
|
|
typebak, "Vendor Private (0x%X)", typebak);
|
|
break;
|
|
case TLV_EXPERIMENTAL_START:
|
|
proto_tree_add_uint_format_value(tlv_tree, hf_ldp_tlv_type, tvb, offset, 2,
|
|
typebak, "Experimental (0x%X)", typebak);
|
|
break;
|
|
default:
|
|
proto_tree_add_uint_format(tlv_tree, hf_ldp_tlv_type, tvb, offset, 2,
|
|
type, "TLV Type: %s (0x%X)", val_to_str_const(type, tlv_type_names, "Unknown TLV type"), type );
|
|
}
|
|
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_len, tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
|
|
switch (type) {
|
|
|
|
case TLV_FEC:
|
|
dissect_tlv_fec(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_ADDRESS_LIST:
|
|
dissect_tlv_address_list(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_HOP_COUNT:
|
|
if( length != 1 ) /*error, only one byte*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4,length,
|
|
"Error processing Hop Count TLV: length is %d, should be 1",
|
|
length);
|
|
else
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_hc_value, tvb,offset + 4, length, ENC_BIG_ENDIAN);
|
|
break;
|
|
|
|
case TLV_PATH_VECTOR:
|
|
dissect_tlv_path_vector(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_GENERIC_LABEL:
|
|
if( length != 4 ) /*error, need only label*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing Generic Label TLV: length is %d, should be 4",
|
|
length);
|
|
else {
|
|
guint32 label=tvb_get_ntohl(tvb, offset+4) & 0x000FFFFF;
|
|
|
|
proto_tree_add_uint(tlv_tree, hf_ldp_tlv_generic_label,
|
|
tvb, offset+4, length, label);
|
|
}
|
|
break;
|
|
|
|
case TLV_ATM_LABEL:
|
|
dissect_tlv_atm_label(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_FRAME_RELAY_LABEL:
|
|
dissect_tlv_frame_label(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_FT_PROTECTION:
|
|
if( length != 4 ) /* Length must be 4 bytes */
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing FT Protection TLV: length is %d, should be 4",
|
|
length);
|
|
else
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_ft_protect_sequence_num, tvb,
|
|
offset + 4,length, ENC_BIG_ENDIAN);
|
|
break;
|
|
|
|
case TLV_ENTROPY_LABEL_CAPA:
|
|
if( length != 0 ) /* Length must be 0 bytes */
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing Entropy Label Capability TLV: length is %d, should be 0",
|
|
length);
|
|
break;
|
|
|
|
case TLV_STATUS:
|
|
dissect_tlv_status(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_EXTENDED_STATUS:
|
|
if( length != 4 ) /*error, need only status_code(guint32)*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing Extended Status TLV: length is %d, should be 4",
|
|
length);
|
|
else {
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_extstatus_data, tvb, offset + 4, length, ENC_BIG_ENDIAN);
|
|
}
|
|
break;
|
|
|
|
case TLV_RETURNED_PDU:
|
|
dissect_tlv_returned_pdu(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_RETURNED_MESSAGE:
|
|
dissect_tlv_returned_message(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_COMMON_HELLO_PARAMS:
|
|
#if 0
|
|
dissect_tlv_common_hello_parms(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
#else
|
|
dissect_tlv_common_hello_parms(tvb, pinfo, offset + 4, tlv_tree);
|
|
#endif
|
|
break;
|
|
|
|
case TLV_IPV4_TRANSPORT_ADDRESS:
|
|
if( length != 4 ) /*error, need only ipv4*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing IPv4 Transport Address TLV: length is %d, should be 4",
|
|
length);
|
|
else {
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_ipv4_taddr, tvb, offset + 4, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
break;
|
|
|
|
case TLV_CONFIGURATION_SEQUENCE_NUMBER:
|
|
if( length != 4 ) /*error, need only seq_num(guint32)*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing Configuration Sequence Number TLV: length is %d, should be 4",
|
|
length);
|
|
else {
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_config_seqno, tvb, offset + 4, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
break;
|
|
|
|
case TLV_IPV6_TRANSPORT_ADDRESS:
|
|
if( length != 16 ) /*error, need only ipv6*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing IPv6 Transport Address TLV: length is %d, should be 16",
|
|
length);
|
|
else {
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_ipv6_taddr, tvb, offset + 4, 16, ENC_NA);
|
|
}
|
|
break;
|
|
|
|
case TLV_MAC: /* draft-lasserre-vkompella-ppvpn-vpls-02.txt */
|
|
dissect_tlv_mac(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_COMMON_SESSION_PARAMS:
|
|
dissect_tlv_common_session_parms(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_ATM_SESSION_PARAMS:
|
|
dissect_tlv_atm_session_parms(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_FRAME_RELAY_SESSION_PARAMS:
|
|
dissect_tlv_frame_relay_session_parms(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_FT_SESSION:
|
|
/* Used in RFC3478 LDP Graceful Restart */
|
|
dissect_tlv_ft_session(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_FT_ACK:
|
|
if( length != 4 ) /* Length must be 4 bytes */
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing FT ACK TLV: length is %d, should be 4",
|
|
length);
|
|
else
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_ft_ack_sequence_num, tvb,
|
|
offset + 4,length, ENC_BIG_ENDIAN);
|
|
break;
|
|
|
|
case TLV_FT_CORK:
|
|
if( length != 0 ) /* Length must be 0 bytes */
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing FT Cork TLV: length is %d, should be 0",
|
|
length);
|
|
break;
|
|
|
|
case TLV_LABEL_REQUEST_MESSAGE_ID:
|
|
if( length != 4 ) /*error, need only one msgid*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing Label Request Message ID TLV: length is %d, should be 4",
|
|
length);
|
|
else
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_lbl_req_msg_id, tvb,offset + 4,length, ENC_BIG_ENDIAN);
|
|
break;
|
|
|
|
case TLV_LSPID:
|
|
dissect_tlv_lspid(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_ER_HOP:
|
|
dissect_tlv_er(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_IPV4_PREFIX_ER_HOP:
|
|
dissect_tlv_er_hop_ipv4(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_IPV6_PREFIX_ER_HOP:
|
|
dissect_tlv_er_hop_ipv6(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_AUTONOMOUS_SYSTEM_NUMBER_ER_HOP:
|
|
dissect_tlv_er_hop_as(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_LSP_ID_ER_HOP:
|
|
dissect_tlv_er_hop_lspid(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_TRAFFIC_PARAMS:
|
|
dissect_tlv_traffic(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_PREEMPTION:
|
|
dissect_tlv_preemption(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_RESOURCE_CLASS:
|
|
dissect_tlv_resource_class(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_ROUTE_PINNING:
|
|
dissect_tlv_route_pinning(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_DIFF_SERV:
|
|
dissect_tlv_diffserv(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_HSMP_LSP_CAPA_PARAM:
|
|
dissect_tlv_upstrm_lbl_ass_cap(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
|
|
case TLV_VENDOR_PRIVATE_START:
|
|
if( length < 4 ) /*error, at least Vendor ID*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing Vendor Private Start TLV: length is %d, should be >= 4",
|
|
length);
|
|
else {
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_vendor_id, tvb,offset + 4, 4, ENC_BIG_ENDIAN);
|
|
if( length > 4 ) /*have data*/
|
|
proto_tree_add_item(tlv_tree, hf_ldp_data, tvb, offset + 8, length-4, ENC_NA);
|
|
}
|
|
break;
|
|
|
|
case TLV_EXPERIMENTAL_START:
|
|
if( length < 4 ) /*error, at least Experiment ID*/
|
|
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
|
|
"Error processing Experimental Start TLV: length is %d, should be >= 4",
|
|
length);
|
|
else {
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_experiment_id, tvb,offset + 4, 4, ENC_BIG_ENDIAN);
|
|
if( length > 4 ) /*have data*/
|
|
proto_tree_add_item(tlv_tree, hf_ldp_data, tvb, offset + 8, length-4, ENC_NA);
|
|
}
|
|
break;
|
|
|
|
case TLV_PW_STATUS:
|
|
{
|
|
/* Ref: RFC 4447 and 4446*/
|
|
dissect_tlv_pw_status(tvb, pinfo, offset +4, tlv_tree, length);
|
|
break;
|
|
}
|
|
case TLV_PW_INTERFACE_PARAMS:
|
|
{
|
|
/* Ref: RFC 4447 */
|
|
static int *interface_params_header_fields[] = {
|
|
&hf_ldp_tlv_intparam_length ,
|
|
&hf_ldp_tlv_intparam_mtu ,
|
|
&hf_ldp_tlv_intparam_tdmbps ,
|
|
&hf_ldp_tlv_intparam_id ,
|
|
&hf_ldp_tlv_intparam_maxcatmcells ,
|
|
&hf_ldp_tlv_intparam_desc ,
|
|
&hf_ldp_tlv_intparam_cepbytes ,
|
|
&hf_ldp_tlv_intparam_cepopt_ais ,
|
|
&hf_ldp_tlv_intparam_cepopt_une ,
|
|
&hf_ldp_tlv_intparam_cepopt_rtp ,
|
|
&hf_ldp_tlv_intparam_cepopt_ebm ,
|
|
&hf_ldp_tlv_intparam_cepopt_mah ,
|
|
&hf_ldp_tlv_intparam_cepopt_res ,
|
|
&hf_ldp_tlv_intparam_cepopt_ceptype ,
|
|
&hf_ldp_tlv_intparam_cepopt_t3 ,
|
|
&hf_ldp_tlv_intparam_cepopt_e3 ,
|
|
&hf_ldp_tlv_intparam_vlanid ,
|
|
&hf_ldp_tlv_intparam_dlcilen ,
|
|
&hf_ldp_tlv_intparam_fcslen ,
|
|
&hf_ldp_tlv_intparam_tdmopt_r ,
|
|
&hf_ldp_tlv_intparam_tdmopt_d ,
|
|
&hf_ldp_tlv_intparam_tdmopt_f ,
|
|
&hf_ldp_tlv_intparam_tdmopt_res1 ,
|
|
&hf_ldp_tlv_intparam_tdmopt_pt ,
|
|
&hf_ldp_tlv_intparam_tdmopt_res2 ,
|
|
&hf_ldp_tlv_intparam_tdmopt_freq ,
|
|
&hf_ldp_tlv_intparam_tdmopt_ssrc ,
|
|
&hf_ldp_tlv_intparam_vccv_cctype_cw ,
|
|
&hf_ldp_tlv_intparam_vccv_cctype_mplsra ,
|
|
&hf_ldp_tlv_intparam_vccv_cctype_ttl1 ,
|
|
&hf_ldp_tlv_intparam_vccv_cvtype_icmpping ,
|
|
&hf_ldp_tlv_intparam_vccv_cvtype_lspping ,
|
|
&hf_ldp_tlv_intparam_vccv_cvtype_bfd,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd2,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd3,
|
|
&hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd4,
|
|
&hf_ldp_tlv_fec_vc_intparam_flowlabel_t,
|
|
&hf_ldp_tlv_fec_vc_intparam_flowlabel_r,
|
|
&hf_ldp_tlv_fec_vc_intparam_flowlabel_res
|
|
};
|
|
int vc_len = length;
|
|
offset += 4;
|
|
while ( (vc_len > 1) && (rem > 1) ) { /* enough to include id and length */
|
|
int intparam_len = tvb_get_guint8(tvb, offset+1);
|
|
if (intparam_len < 2){ /* At least Type and Len, protect against len = 0 */
|
|
proto_tree_add_expert(tlv_tree, pinfo, &ei_ldp_malformed_interface_parameter, tvb, offset +1, 1);
|
|
break;
|
|
}
|
|
|
|
if ( (vc_len -intparam_len) <0 && (rem -intparam_len) <0 ) { /* error condition */
|
|
proto_tree_add_expert(tlv_tree, pinfo, &ei_ldp_malformed_data, tvb, offset +2, MIN(vc_len,rem));
|
|
break;
|
|
}
|
|
dissect_subtlv_interface_parameters(tvb, offset, tlv_tree, intparam_len, interface_params_header_fields);
|
|
|
|
rem -= intparam_len;
|
|
vc_len -= intparam_len;
|
|
offset += intparam_len;
|
|
}
|
|
break;
|
|
}
|
|
case TLV_PW_GROUP_ID:
|
|
{
|
|
/* Ref: RFC 4447 */
|
|
dissect_tlv_pw_grouping(tvb, offset +4, tlv_tree, length);
|
|
break;
|
|
}
|
|
case TLV_LDP_UPSTREAM_LABEL_ASSIGNMENT_CAPA:
|
|
dissect_tlv_upstrm_lbl_ass_cap(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
case TLV_LDP_UPSTREAM_ASSIGNED_LABEL_REQUEST:
|
|
dissect_tlv_upstrm_ass_lbl_req(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
case TLV_LDP_UPSTREAM_ASSIGNED_LABEL:
|
|
dissect_tlv_upstrm_ass_lbl(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
break;
|
|
case TLV_IPV4_INTERFACE_ID:
|
|
dissect_tlv_ipv4_interface_id(tvb, pinfo, offset + 4, tlv_tree, length);
|
|
/*dissect_tlv_ipv4_interface_id(tvb, offset + 4, tlv_tree, length);*/
|
|
break;
|
|
case TLV_IP_MULTICAST_TUNNEL:
|
|
dissect_tlv_ip_multicast_tunnel(tvb, offset + 4, tlv_tree, rem);
|
|
break;
|
|
case TLV_MPLS_CONTEXT_LBL:
|
|
dissect_tlv_mpls_context_lbl(tvb, pinfo, offset + 4, tlv_tree, rem);
|
|
break;
|
|
case TLV_LDP_P2MP_LSP:
|
|
dissect_tlv_ldp_p2mp_lsp(tvb, offset + 4, tlv_tree);
|
|
break;
|
|
case TLV_RSVP_TE_P2MP_LSP:
|
|
dissect_tlv_rsvp_te_p2mp_lsp(tvb, offset + 4, tlv_tree);
|
|
break;
|
|
default:
|
|
proto_tree_add_item(tlv_tree, hf_ldp_tlv_value, tvb, offset + 4, length, ENC_NA);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return length + 4; /* Length of the value field + header */
|
|
}
|
|
|
|
|
|
/* Dissect a Message and return the number of bytes consumed ... */
|
|
|
|
static int
|
|
dissect_msg(tvbuff_t *tvb, guint offset, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
guint16 type, typebak;
|
|
guint8 extra=0;
|
|
int length, rem, ao=0, co;
|
|
proto_tree *msg_tree = NULL;
|
|
|
|
rem=tvb_reported_length_remaining(tvb, offset);
|
|
|
|
if( rem < 8 ) {/*chk for minimum header = type + length + msg_id*/
|
|
col_append_str(pinfo->cinfo, COL_INFO, "Bad Message");
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_inv_length, tvb, offset, rem,
|
|
"Error processing Message: length is %d, should be >= 8",
|
|
rem);
|
|
return rem;
|
|
}
|
|
type = tvb_get_ntohs(tvb, offset) & 0x7FFF;
|
|
|
|
/*chk for vendor-private*/
|
|
if(type>=LDP_VENDOR_PRIVATE_START && type<=LDP_VENDOR_PRIVATE_END){
|
|
typebak=type; /*keep type*/
|
|
type=LDP_VENDOR_PRIVATE_START;
|
|
extra=4;
|
|
/*chk for experimental*/
|
|
} else if(type>=LDP_EXPERIMENTAL_MESSAGE_START && type<=LDP_EXPERIMENTAL_MESSAGE_END){
|
|
typebak=type; /*keep type*/
|
|
type=LDP_EXPERIMENTAL_MESSAGE_START;
|
|
extra=4;
|
|
} else {
|
|
typebak=0;
|
|
extra=0;
|
|
}
|
|
|
|
if( (length = tvb_get_ntohs(tvb, offset + 2)) < (4+extra) ) {/*not enough data for type*/
|
|
col_append_str(pinfo->cinfo, COL_INFO, "Bad Message Length ");
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_inv_length, tvb, offset, rem,
|
|
"Error processing Message Length: length is %d, should be >= %u",
|
|
length, 4+extra);
|
|
return rem;
|
|
}
|
|
rem -= 4;
|
|
length = MIN(length, rem); /* Don't go haywire if a problem ... */
|
|
|
|
switch (type) {
|
|
case LDP_VENDOR_PRIVATE_START:
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Vendor-Private Message (0x%04X) ", typebak);
|
|
break;
|
|
case LDP_EXPERIMENTAL_MESSAGE_START:
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Experimental Message (0x%04X) ", typebak);
|
|
break;
|
|
default:
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "%s ", val_to_str(type, ldp_message_types, "Unknown Message (0x%04X)"));
|
|
}
|
|
|
|
if (tree) {
|
|
|
|
switch (type) {
|
|
case LDP_VENDOR_PRIVATE_START:
|
|
msg_tree = proto_tree_add_subtree(tree, tvb, offset, length + 4, ett_ldp_message, NULL, "Vendor-Private Message");
|
|
break;
|
|
case LDP_EXPERIMENTAL_MESSAGE_START:
|
|
msg_tree = proto_tree_add_subtree(tree, tvb, offset, length + 4, ett_ldp_message, NULL, "Experimental Message");
|
|
break;
|
|
default:
|
|
msg_tree = proto_tree_add_subtree(tree, tvb, offset, length + 4, ett_ldp_message, NULL,
|
|
val_to_str(type, ldp_message_types, "Unknown Message type (0x%04X)"));
|
|
}
|
|
|
|
proto_tree_add_item(msg_tree, hf_ldp_msg_ubit, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
switch (type) {
|
|
case LDP_VENDOR_PRIVATE_START:
|
|
proto_tree_add_uint_format_value(msg_tree, hf_ldp_msg_type, tvb, offset, 2,
|
|
typebak, "Vendor Private (0x%X)", typebak);
|
|
break;
|
|
case LDP_EXPERIMENTAL_MESSAGE_START:
|
|
proto_tree_add_uint_format_value(msg_tree, hf_ldp_msg_type, tvb, offset, 2,
|
|
typebak, "Experimental (0x%X)", typebak);
|
|
break;
|
|
default:
|
|
proto_tree_add_uint_format(msg_tree, hf_ldp_msg_type, tvb, offset, 2,
|
|
type, "Message Type: %s (0x%X)", val_to_str_const(type, ldp_message_types,"Unknown Message Type"), type);
|
|
}
|
|
|
|
proto_tree_add_item(msg_tree, hf_ldp_msg_len, tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(msg_tree, hf_ldp_msg_id, tvb, offset+4, 4, ENC_BIG_ENDIAN);
|
|
if(extra){
|
|
proto_tree_add_item(msg_tree, (type == LDP_VENDOR_PRIVATE_START) ?
|
|
hf_ldp_msg_vendor_id : hf_ldp_msg_experiment_id, tvb, offset+8,
|
|
extra, ENC_BIG_ENDIAN);
|
|
}
|
|
}
|
|
|
|
offset += (8+extra);
|
|
length -= (4+extra);
|
|
|
|
if (tree) {
|
|
while ( (length-ao) > 0 ) {
|
|
co = dissect_tlv(tvb, pinfo, offset, msg_tree, length-ao);
|
|
offset += co;
|
|
ao += co;
|
|
}
|
|
}
|
|
|
|
return length+8+extra;
|
|
}
|
|
|
|
/* Dissect a PDU */
|
|
static void
|
|
dissect_ldp_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
int offset = 0, co;
|
|
int rem, length;
|
|
proto_tree *ti=NULL, *pdu_tree = NULL;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "LDP");
|
|
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
if (tree) {
|
|
ti=proto_tree_add_item(tree, proto_ldp, tvb, 0, -1, ENC_NA);
|
|
pdu_tree = proto_item_add_subtree(ti, ett_ldp);
|
|
|
|
proto_tree_add_item(pdu_tree, hf_ldp_version, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
length = tvb_get_ntohs(tvb, offset+2);
|
|
if (tree) {
|
|
proto_tree_add_uint(pdu_tree, hf_ldp_pdu_len, tvb, offset+2, 2, length);
|
|
}
|
|
|
|
length += 4; /* add the version and type sizes */
|
|
rem = tvb_reported_length_remaining(tvb, offset);
|
|
if (length < rem)
|
|
tvb_set_reported_length(tvb, length);
|
|
|
|
if (tree) {
|
|
proto_tree_add_item(pdu_tree, hf_ldp_lsr, tvb, offset+4, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(pdu_tree, hf_ldp_ls_id, tvb, offset+8, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
offset += 10;
|
|
|
|
while ( tvb_reported_length_remaining(tvb, offset) > 0 ) {
|
|
co = dissect_msg(tvb, offset, pinfo, pdu_tree);
|
|
offset += co;
|
|
}
|
|
}
|
|
|
|
static int
|
|
dissect_ldp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
|
|
{
|
|
/*
|
|
* Make sure the first PDU has a version number of 1;
|
|
* if not, reject this, so we don't get confused by
|
|
* packets that happen to be going to or from the
|
|
* LDP port but that aren't LDP packets.
|
|
*/
|
|
if (tvb_captured_length(tvb) < 2) {
|
|
/*
|
|
* Not enough information to tell.
|
|
*/
|
|
return 0;
|
|
}
|
|
if (tvb_get_ntohs(tvb, 0) != 1) {
|
|
/*
|
|
* Not version 1.
|
|
*/
|
|
return 0;
|
|
}
|
|
|
|
dissect_ldp_pdu(tvb, pinfo, tree);
|
|
|
|
/*
|
|
* XXX - return minimum of this and the length of the PDU?
|
|
*/
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_pw_status(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *ti, *val_tree;
|
|
|
|
if(rem != 4){
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset, rem,
|
|
"Error processing PW Status TLV: length is %d, should be 4",
|
|
rem);
|
|
return;
|
|
}
|
|
|
|
ti = proto_tree_add_item(tree, hf_ldp_tlv_pw_status_data, tvb, offset, rem, ENC_BIG_ENDIAN);
|
|
|
|
val_tree=proto_item_add_subtree(ti, ett_ldp_tlv_val);
|
|
/* Display the bits 0-4 if they are set or not set */
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_pw_not_forwarding, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_pw_lac_ingress_recv_fault, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_pw_lac_egress_recv_fault, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_pw_psn_pw_ingress_recv_fault, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(val_tree, hf_ldp_tlv_pw_psn_pw_egress_recv_fault, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static void
|
|
dissect_tlv_pw_grouping(tvbuff_t *tvb, guint offset, proto_tree *tree, int rem _U_)
|
|
{
|
|
proto_tree_add_item(tree,hf_ldp_tlv_pw_grouping_value,tvb,offset,4,ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static void
|
|
dissect_subtlv_interface_parameters(tvbuff_t *tvb, guint offset, proto_tree *tree, int rem, int *interface_parameters_hf[])
|
|
{
|
|
#if 0
|
|
static int interface_parameters_hf[] = {
|
|
0 - hf_ldp_tlv_fec_vc_intparam_length ,
|
|
1 - hf_ldp_tlv_fec_vc_intparam_mtu ,
|
|
2 - hf_ldp_tlv_fec_vc_intparam_tdmbps ,
|
|
3 - hf_ldp_tlv_fec_vc_intparam_id ,
|
|
4 - hf_ldp_tlv_fec_vc_intparam_maxcatmcells ,
|
|
5 - hf_ldp_tlv_fec_vc_intparam_desc ,
|
|
6 - hf_ldp_tlv_fec_vc_intparam_cepbytes ,
|
|
7 - hf_ldp_tlv_fec_vc_intparam_cepopt_ais ,
|
|
8 - hf_ldp_tlv_fec_vc_intparam_cepopt_une ,
|
|
9 - hf_ldp_tlv_fec_vc_intparam_cepopt_rtp ,
|
|
10 - hf_ldp_tlv_fec_vc_intparam_cepopt_ebm ,
|
|
11 - hf_ldp_tlv_fec_vc_intparam_cepopt_mah ,
|
|
12 - hf_ldp_tlv_fec_vc_intparam_cepopt_res ,
|
|
13 - hf_ldp_tlv_fec_vc_intparam_cepopt_ceptype ,
|
|
14 - hf_ldp_tlv_fec_vc_intparam_cepopt_t3 ,
|
|
15 - hf_ldp_tlv_fec_vc_intparam_cepopt_e3 ,
|
|
16 - hf_ldp_tlv_fec_vc_intparam_vlanid ,
|
|
17 - hf_ldp_tlv_fec_vc_intparam_dlcilen ,
|
|
18 - hf_ldp_tlv_fec_vc_intparam_fcslen ,
|
|
19 - hf_ldp_tlv_fec_vc_intparam_tdmopt_r ,
|
|
20 - hf_ldp_tlv_fec_vc_intparam_tdmopt_d ,
|
|
21 - hf_ldp_tlv_fec_vc_intparam_tdmopt_f ,
|
|
22 - hf_ldp_tlv_fec_vc_intparam_tdmopt_res1 ,
|
|
23 - hf_ldp_tlv_fec_vc_intparam_tdmopt_pt ,
|
|
24 - hf_ldp_tlv_fec_vc_intparam_tdmopt_res2 ,
|
|
25 - hf_ldp_tlv_fec_vc_intparam_tdmopt_freq ,
|
|
26 - hf_ldp_tlv_fec_vc_intparam_tdmopt_ssrc ,
|
|
27 - hf_ldp_tlv_fec_vc_intparam_vccv_cctype_cw ,
|
|
28 - hf_ldp_tlv_fec_vc_intparam_vccv_cctype_mplsra ,
|
|
29 - hf_ldp_tlv_fec_vc_intparam_vccv_cctype_ttl1 ,
|
|
30 - hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_icmpping ,
|
|
31 - hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_lspping ,
|
|
32 - hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd1,
|
|
33 - hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd2,
|
|
34 - hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd3,
|
|
35 - hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd4,
|
|
36 - hf_ldp_tlv_fec_vc_intparam_flowlabel_t,
|
|
37 - hf_ldp_tlv_fec_vc_intparam_flowlabel_r,
|
|
38 - hf_ldp_tlv_fec_vc_intparam_flowlabel_res
|
|
};
|
|
#endif
|
|
proto_tree *ti;
|
|
proto_tree *cepopt_tree=NULL, *vccvtype_tree=NULL;
|
|
proto_tree *vcintparam_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_fec_vc_interfaceparam, &ti, "Interface Parameter");
|
|
|
|
guint8 intparam_len = rem;
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[3],tvb,offset,1,ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[0],tvb, offset+1, 1, ENC_BIG_ENDIAN);
|
|
|
|
switch (tvb_get_guint8(tvb, offset)) {
|
|
case FEC_VC_INTERFACEPARAM_MTU:
|
|
proto_item_append_text(ti,": MTU %u", tvb_get_ntohs(tvb,offset+2));
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[1],tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_TDMBPS:
|
|
/* draft-ietf-pwe3-control-protocol-06.txt */
|
|
proto_item_append_text(ti,": BPS %u", tvb_get_ntohl(tvb,offset+2));
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[2],tvb, offset+2, 4, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_MAXCATMCELLS:
|
|
proto_item_append_text(ti,": Max ATM Concat Cells %u", tvb_get_ntohs(tvb,offset+2));
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[4],tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_DESCRIPTION:
|
|
proto_item_append_text(ti,": Description");
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[5],tvb, offset+2, (intparam_len -2), ENC_ASCII|ENC_NA);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_CEPBYTES:
|
|
proto_item_append_text(ti,": CEP/TDM Payload Bytes %u", tvb_get_ntohs(tvb,offset+2));
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[6],tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_CEPOPTIONS:
|
|
/* draft-ietf-pwe3-sonet-05.txt */
|
|
proto_item_append_text(ti,": CEP Options");
|
|
cepopt_tree = proto_tree_add_subtree(vcintparam_tree, tvb, offset + 2, 2, ett_ldp_fec_vc_interfaceparam_cepopt, NULL, "CEP Options");
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[7], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[8], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[9], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[10], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[11], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[12], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[13], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[14], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(cepopt_tree, *interface_parameters_hf[15], tvb, offset + 2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_VLANID:
|
|
proto_item_append_text(ti,": VLAN Id %u", tvb_get_ntohs(tvb,offset+2));
|
|
proto_tree_add_item(vcintparam_tree, *interface_parameters_hf[16], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_FRDLCILEN:
|
|
proto_item_append_text(ti,": DLCI Length %u", tvb_get_ntohs(tvb,offset+2));
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[17], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_FRAGIND:
|
|
/* draft-ietf-pwe3-fragmentation-05.txt */
|
|
proto_item_append_text(ti,": Fragmentation");
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_FCSRETENT:
|
|
/* draft-ietf-pwe3-fcs-retention-02.txt */
|
|
proto_item_append_text(ti,": FCS retention, FCS Length %u Bytes", tvb_get_ntohs(tvb,offset+2));
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[18], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_TDMOPTION:
|
|
/* draft-vainshtein-pwe3-tdm-control-protocol-extensions */
|
|
proto_item_append_text(ti,": TDM Options");
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[19], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[20], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[21], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[22], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
if (intparam_len >= 8){
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[23], tvb, offset+4, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[24], tvb, offset+5, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[25], tvb, offset+6, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
if (intparam_len >= 12){
|
|
proto_tree_add_item(vcintparam_tree,*interface_parameters_hf[26], tvb, offset+8, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_VCCV:
|
|
/* draft-ietf-pwe3-vccv-03.txt */
|
|
proto_item_append_text(ti,": VCCV");
|
|
vccvtype_tree = proto_tree_add_subtree(vcintparam_tree, tvb, offset + 2, 1, ett_ldp_fec_vc_interfaceparam_vccvtype, NULL, "CC Type");
|
|
proto_tree_add_item(vccvtype_tree, *interface_parameters_hf[27], tvb, offset+2, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vccvtype_tree, *interface_parameters_hf[28], tvb, offset+2, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vccvtype_tree, *interface_parameters_hf[29], tvb, offset+2, 1, ENC_BIG_ENDIAN);
|
|
vccvtype_tree = proto_tree_add_subtree(vcintparam_tree, tvb, offset + 3, 1, ett_ldp_fec_vc_interfaceparam_vccvtype, NULL, "CV Type");
|
|
proto_tree_add_item(vccvtype_tree, *interface_parameters_hf[30], tvb, offset+3, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vccvtype_tree, *interface_parameters_hf[31], tvb, offset+3, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vccvtype_tree, *interface_parameters_hf[32], tvb, offset+3, 1, ENC_BIG_ENDIAN);
|
|
break;
|
|
case FEC_VC_INTERFACEPARAM_FLOWLABEL:
|
|
proto_item_append_text(ti,": Flow Label for Pseudowire");
|
|
proto_tree_add_item(vcintparam_tree, *interface_parameters_hf[36], tvb, offset+2, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree, *interface_parameters_hf[37], tvb, offset+2, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vcintparam_tree, *interface_parameters_hf[38], tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
default: /* unknown */
|
|
proto_item_append_text(ti," unknown");
|
|
proto_tree_add_item(vcintparam_tree, hf_ldp_unknown_data, tvb, offset+2, (intparam_len -2), ENC_NA);
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
dissect_genpwid_fec_aai_type2_parameter(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, int rem)
|
|
{
|
|
proto_tree *aai_param_tree = proto_tree_add_subtree(tree, tvb, offset, rem, ett_ldp_gen_aai_type2, NULL, "AAI");
|
|
/* check if the remaining length is 12 bytes or not... */
|
|
if ( rem != 12)
|
|
{
|
|
proto_tree_add_expert_format(tree, pinfo, &ei_ldp_inv_length, tvb, offset, rem,
|
|
"Error processing AAI Parameter: length is %d, should be 12 bytes for Type 2.",
|
|
rem);
|
|
return;
|
|
|
|
}
|
|
|
|
proto_tree_add_item(aai_param_tree,hf_ldp_tlv_fec_gen_aai_globalid,tvb,offset,4,ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(aai_param_tree,hf_ldp_tlv_fec_gen_aai_prefix,tvb, offset+4, 4, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(aai_param_tree,hf_ldp_tlv_fec_gen_aai_ac_id,tvb, offset+4, 4, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static int
|
|
dissect_ldp_tcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
|
|
{
|
|
volatile gboolean first = TRUE;
|
|
volatile int offset = 0;
|
|
int length_remaining;
|
|
guint16 plen;
|
|
int length;
|
|
tvbuff_t *volatile next_tvb;
|
|
while (tvb_reported_length_remaining(tvb, offset) != 0) {
|
|
length_remaining = tvb_captured_length_remaining(tvb, offset);
|
|
|
|
/*
|
|
* Make sure the first PDU has a version number of 1;
|
|
* if not, reject this, so we don't get confused by
|
|
* packets that happen to be going to or from the
|
|
* LDP port but that aren't LDP packets.
|
|
*
|
|
* XXX - this means we can't handle an LDP PDU of which
|
|
* only one byte appears in a TCP segment. If that's
|
|
* a problem, we'll either have to completely punt on
|
|
* rejecting non-LDP packets, or will have to assume
|
|
* that if we have only one byte, it's an LDP packet.
|
|
*/
|
|
if (first) {
|
|
if (length_remaining < 2) {
|
|
/*
|
|
* Not enough information to tell.
|
|
*/
|
|
return 0;
|
|
}
|
|
if (tvb_get_ntohs(tvb, offset) != 1) {
|
|
/*
|
|
* Not version 1.
|
|
*/
|
|
return 0;
|
|
}
|
|
first = FALSE;
|
|
}
|
|
|
|
/*
|
|
* Can we do reassembly?
|
|
*/
|
|
if (ldp_desegment && pinfo->can_desegment) {
|
|
/*
|
|
* Yes - is the LDP header split across segment
|
|
* boundaries?
|
|
*/
|
|
if (length_remaining < 4) {
|
|
/*
|
|
* Yes. Tell the TCP dissector where the data for this message
|
|
* starts in the data it handed us and that we need "some more
|
|
* data." Don't tell it exactly how many bytes we need because
|
|
* if/when we ask for even more (after the header) that will
|
|
* break reassembly.
|
|
*/
|
|
pinfo->desegment_offset = offset;
|
|
pinfo->desegment_len = DESEGMENT_ONE_MORE_SEGMENT;
|
|
return -((gint32) pinfo->desegment_len);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Get the length of the rest of the LDP packet.
|
|
* XXX - check for a version of 1 first?
|
|
*/
|
|
plen = tvb_get_ntohs(tvb, offset + 2);
|
|
|
|
/*
|
|
* Can we do reassembly?
|
|
*/
|
|
if (ldp_desegment && pinfo->can_desegment) {
|
|
/*
|
|
* Yes - is the LDP packet split across segment
|
|
* boundaries?
|
|
*/
|
|
if (length_remaining < plen + 4) {
|
|
/*
|
|
* Yes. Tell the TCP dissector where the
|
|
* data for this message starts in the data
|
|
* it handed us, and how many more bytes we
|
|
* need, and return.
|
|
*/
|
|
pinfo->desegment_offset = offset;
|
|
pinfo->desegment_len = (plen + 4) - length_remaining;
|
|
return -((gint32) pinfo->desegment_len);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Construct a tvbuff containing the amount of the payload
|
|
* we have available. Make its reported length the
|
|
* amount of data in the DNS-over-TCP packet.
|
|
*
|
|
* XXX - if reassembly isn't enabled. the subdissector
|
|
* will throw a BoundsError exception, rather than a
|
|
* ReportedBoundsError exception. We really want
|
|
* a tvbuff where the length is "length", the reported
|
|
* length is "plen + 4", and the "if the snapshot length
|
|
* were infinite" length is the minimum of the
|
|
* reported length of the tvbuff handed to us and "plen+4",
|
|
* with a new type of exception thrown if the offset is
|
|
* within the reported length but beyond that third length,
|
|
* with that exception getting the "Unreassembled Packet"
|
|
* error.
|
|
*/
|
|
length = length_remaining;
|
|
if (length > plen + 4)
|
|
length = plen + 4;
|
|
next_tvb = tvb_new_subset_length_caplen(tvb, offset, length, plen + 4);
|
|
|
|
/*
|
|
* Dissect the LDP packet.
|
|
*
|
|
* If it gets an error that means there's no point in
|
|
* dissecting any more PDUs, rethrow the exception in
|
|
* question.
|
|
*
|
|
* If it gets any other error, report it and continue, as that
|
|
* means that PDU got an error, but that doesn't mean we should
|
|
* stop dissecting PDUs within this frame or chunk of reassembled
|
|
* data.
|
|
*/
|
|
TRY {
|
|
dissect_ldp_pdu(next_tvb, pinfo, tree);
|
|
}
|
|
CATCH_NONFATAL_ERRORS {
|
|
show_exception(tvb, pinfo, tree, EXCEPT_CODE, GET_MESSAGE);
|
|
}
|
|
ENDTRY;
|
|
|
|
/*
|
|
* Skip the LDP header and the payload.
|
|
*/
|
|
offset += plen + 4;
|
|
}
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
/* Register all the bits needed with the filtering engine */
|
|
|
|
void
|
|
proto_register_ldp(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
#if 0
|
|
{ &hf_ldp_req,
|
|
/* Change the following to the type you need */
|
|
{ "Request", "ldp.req", FT_BOOLEAN, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
#endif
|
|
|
|
#if 0
|
|
{ &hf_ldp_rsp,
|
|
{ "Response", "ldp.rsp", FT_BOOLEAN, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
#endif
|
|
|
|
{ &hf_ldp_version,
|
|
{ "Version", "ldp.hdr.version", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "LDP Version Number", HFILL }},
|
|
|
|
{ &hf_ldp_pdu_len,
|
|
{ "PDU Length", "ldp.hdr.pdu_len", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "LDP PDU Length", HFILL }},
|
|
|
|
{ &hf_ldp_lsr,
|
|
{ "LSR ID", "ldp.hdr.ldpid.lsr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, "LDP Label Space Router ID", HFILL }},
|
|
|
|
{ &hf_ldp_ls_id,
|
|
{ "Label Space ID", "ldp.hdr.ldpid.lsid", FT_UINT16, BASE_DEC,
|
|
NULL, 0, "LDP Label Space ID", HFILL }},
|
|
|
|
{ &hf_ldp_msg_ubit,
|
|
{ "U bit", "ldp.msg.ubit", FT_BOOLEAN, 8,
|
|
TFS(&ldp_message_ubit), 0x80, "Unknown Message Bit", HFILL }},
|
|
|
|
{ &hf_ldp_msg_type,
|
|
{ "Message Type", "ldp.msg.type", FT_UINT16, BASE_HEX,
|
|
VALS(ldp_message_types), 0x7FFF, "LDP message type", HFILL }},
|
|
|
|
{ &hf_ldp_msg_len,
|
|
{ "Message Length", "ldp.msg.len", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "LDP Message Length (excluding message type and len)", HFILL }},
|
|
|
|
{ &hf_ldp_msg_id,
|
|
{ "Message ID", "ldp.msg.id", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, "LDP Message ID", HFILL }},
|
|
|
|
{ &hf_ldp_msg_vendor_id,
|
|
{ "Vendor ID", "ldp.msg.vendor.id", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, "LDP Vendor-private Message ID", HFILL }},
|
|
|
|
{ &hf_ldp_msg_experiment_id,
|
|
{ "Experiment ID", "ldp.msg.experiment.id", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, "LDP Experimental Message ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_unknown,
|
|
{ "TLV Unknown bits", "ldp.msg.tlv.unknown", FT_UINT8, BASE_HEX,
|
|
VALS(tlv_unknown_vals), 0xC0, "TLV Unknown bits Field", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_type,
|
|
{ "TLV Type", "ldp.msg.tlv.type", FT_UINT16, BASE_HEX,
|
|
VALS(tlv_type_names), 0x3FFF, "TLV Type Field", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_len,
|
|
{ "TLV Length", "ldp.msg.tlv.len", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "TLV Length Field", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_value,
|
|
{ "TLV Value", "ldp.msg.tlv.value", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, "TLV Value Bytes", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_val_hold,
|
|
{ "Hold Time", "ldp.msg.tlv.hello.hold", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "Hello Common Parameters Hold Time", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_val_target,
|
|
{ "Targeted Hello", "ldp.msg.tlv.hello.targeted", FT_BOOLEAN, 16,
|
|
TFS(&hello_targeted_vals), 0x8000, "Hello Common Parameters Targeted Bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_val_request,
|
|
{ "Hello Requested", "ldp.msg.tlv.hello.requested", FT_BOOLEAN, 16,
|
|
TFS(&hello_requested_vals), 0x4000, "Hello Common Parameters Hello Requested Bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_val_gtsm_flag,
|
|
{ "GTSM Flag", "ldp.msg.tlv.hello.gtsm", FT_BOOLEAN, 16,
|
|
TFS(&tfs_set_notset), 0x2000, "Hello Common Parameters GTSM bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_val_res,
|
|
{ "Reserved", "ldp.msg.tlv.hello.res", FT_UINT16, BASE_HEX,
|
|
NULL, 0x1FFF, "Hello Common Parameters Reserved Field", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ipv4_taddr,
|
|
{ "IPv4 Transport Address", "ldp.msg.tlv.ipv4.taddr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_config_seqno,
|
|
{ "Configuration Sequence Number", "ldp.msg.tlv.hello.cnf_seqno", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "Hello Configuration Sequence Number", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ipv6_taddr,
|
|
{ "IPv6 Transport Address", "ldp.msg.tlv.ipv6.taddr", FT_IPv6, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_wc,
|
|
{ "FEC Element Type", "ldp.msg.tlv.fec.type", FT_UINT8, BASE_DEC,
|
|
VALS(fec_types_vals), 0x0, "Forwarding Equivalence Class Element Types", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_af,
|
|
{ "FEC Element Address Type", "ldp.msg.tlv.fec.af", FT_UINT16, BASE_DEC,
|
|
VALS(afn_vals), 0x0, "Forwarding Equivalence Class Element Address Family", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_len,
|
|
{ "FEC Element Length", "ldp.msg.tlv.fec.len", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Forwarding Equivalence Class Element Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_pfval,
|
|
{ "FEC Element Prefix Value", "ldp.msg.tlv.fec.pfval", FT_STRING, BASE_NONE,
|
|
NULL, 0x0, "Forwarding Equivalence Class Element Prefix", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_hoval,
|
|
{ "FEC Element Host Address Value", "ldp.msg.tlv.fec.hoval", FT_STRING, BASE_NONE,
|
|
NULL, 0x0, "Forwarding Equivalence Class Element Address", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_addrl_addr_family,
|
|
{ "Address Family", "ldp.msg.tlv.addrl.addr_family", FT_UINT16, BASE_DEC,
|
|
VALS(afn_vals), 0x0, "Address Family List", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_addrl_addr,
|
|
{ "Address", "ldp.msg.tlv.addrl.addr", FT_STRING, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_hc_value,
|
|
{ "Hop Count Value", "ldp.msg.tlv.hc.value", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Hop Count", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pv_lsrid,
|
|
{ "LSR Id", "ldp.msg.tlv.pv.lsrid", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, "Path Vector LSR Id", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_ver,
|
|
{ "Session Protocol Version", "ldp.msg.tlv.sess.ver", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "Common Session Parameters Protocol Version", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_ka,
|
|
{ "Session KeepAlive Time", "ldp.msg.tlv.sess.ka", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "Common Session Parameters KeepAlive Time", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_advbit,
|
|
{ "Session Label Advertisement Discipline", "ldp.msg.tlv.sess.advbit", FT_BOOLEAN, 8,
|
|
TFS(&tlv_sess_advbit_vals), 0x80, "Common Session Parameters Label Advertisement Discipline", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_ldetbit,
|
|
{ "Session Loop Detection", "ldp.msg.tlv.sess.ldetbit", FT_BOOLEAN, 8,
|
|
TFS(&tlv_sess_ldetbit_vals), 0x40, "Common Session Parameters Loop Detection", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_pvlim,
|
|
{ "Session Path Vector Limit", "ldp.msg.tlv.sess.pvlim", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Common Session Parameters Path Vector Limit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_mxpdu,
|
|
{ "Session Max PDU Length", "ldp.msg.tlv.sess.mxpdu", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "Common Session Parameters Max PDU Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_rxlsr,
|
|
{ "Session Receiver LSR Identifier", "ldp.msg.tlv.sess.rxlsr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, "Common Session Parameters LSR Identifier", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_rxls,
|
|
{ "Session Receiver Label Space Identifier", "ldp.msg.tlv.sess.rxls", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "Common Session Parameters Receiver Label Space Identifier", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_atm_merge,
|
|
{ "Session ATM Merge Parameter", "ldp.msg.tlv.sess.atm.merge", FT_UINT8, BASE_DEC,
|
|
VALS(tlv_atm_merge_vals), 0xC0, "Merge ATM Session Parameters", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_atm_lr,
|
|
{ "Number of ATM Label Ranges", "ldp.msg.tlv.sess.atm.lr", FT_UINT8, BASE_DEC,
|
|
NULL, 0x3C, "Number of Label Ranges", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_atm_dir,
|
|
{ "Directionality", "ldp.msg.tlv.sess.atm.dir", FT_BOOLEAN, 8,
|
|
TFS(&tlv_atm_dirbit), 0x02, "Label Directionality", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_atm_minvpi,
|
|
{ "Minimum VPI", "ldp.msg.tlv.sess.atm.minvpi", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0FFF, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_atm_minvci,
|
|
{ "Minimum VCI", "ldp.msg.tlv.sess.atm.minvci", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_atm_maxvpi,
|
|
{ "Maximum VPI", "ldp.msg.tlv.sess.atm.maxvpi", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0FFF, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_atm_maxvci,
|
|
{ "Maximum VCI", "ldp.msg.tlv.sess.atm.maxvci", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_fr_merge,
|
|
{ "Session Frame Relay Merge Parameter", "ldp.msg.tlv.sess.fr.merge", FT_UINT8, BASE_DEC,
|
|
VALS(tlv_fr_merge_vals), 0xC0, "Merge Frame Relay Session Parameters", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_fr_lr,
|
|
{ "Number of Frame Relay Label Ranges", "ldp.msg.tlv.sess.fr.lr", FT_UINT8, BASE_DEC,
|
|
NULL, 0x3C, "Number of Label Ranges", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_fr_dir,
|
|
{ "Directionality", "ldp.msg.tlv.sess.fr.dir", FT_BOOLEAN, 8,
|
|
TFS(&tlv_atm_dirbit), 0x02, "Label Directionality", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_fr_len,
|
|
{ "Number of DLCI bits", "ldp.msg.tlv.sess.fr.len", FT_UINT16, BASE_DEC,
|
|
VALS(tlv_fr_len_vals), 0x0180, "DLCI Number of bits", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_fr_mindlci,
|
|
{ "Minimum DLCI", "ldp.msg.tlv.sess.fr.mindlci", FT_UINT24, BASE_DEC,
|
|
NULL, 0x7FFFFF, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_sess_fr_maxdlci,
|
|
{ "Maximum DLCI", "ldp.msg.tlv.sess.fr.maxdlci", FT_UINT24, BASE_DEC,
|
|
NULL, 0x7FFFFF, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_flags,
|
|
{ "Flags", "ldp.msg.tlv.ft_sess.flags", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, "FT Session Flags", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_flag_r,
|
|
{ "R bit", "ldp.msg.tlv.ft_sess.flag_r", FT_BOOLEAN, 16,
|
|
TFS(&tlv_ft_r), 0x8000, "FT Reconnect Flag", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_flag_res,
|
|
{ "Reserved", "ldp.msg.tlv.ft_sess.flag_res", FT_UINT16, BASE_HEX,
|
|
NULL, 0x7FF0, "Reserved bits", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_flag_s,
|
|
{ "S bit", "ldp.msg.tlv.ft_sess.flag_s", FT_BOOLEAN, 16,
|
|
TFS(&tlv_ft_s), 0x8, "Save State Flag", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_flag_a,
|
|
{ "A bit", "ldp.msg.tlv.ft_sess.flag_a", FT_BOOLEAN, 16,
|
|
TFS(&tlv_ft_a), 0x4, "All-Label protection Required", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_flag_c,
|
|
{ "C bit", "ldp.msg.tlv.ft_sess.flag_c", FT_BOOLEAN, 16,
|
|
TFS(&tlv_ft_c), 0x2, "Check-Pointint Flag", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_flag_l,
|
|
{ "L bit", "ldp.msg.tlv.ft_sess.flag_l", FT_BOOLEAN, 16,
|
|
TFS(&tlv_ft_l), 0x1, "Learn From network Flag", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_res,
|
|
{ "Reserved", "ldp.msg.tlv.ft_sess.res", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_reconn_to,
|
|
{ "Reconnect Timeout", "ldp.msg.tlv.ft_sess.reconn_to", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "FT Reconnect Timeout", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_sess_recovery_time,
|
|
{ "Recovery Time", "ldp.msg.tlv.ft_sess.recovery_time", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_ack_sequence_num,
|
|
{ "FT ACK Sequence Number", "ldp.msg.tlv.ft_ack.sequence_num", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_lbl_req_msg_id,
|
|
{ "Label Request Message ID", "ldp.msg.tlv.lbl_req_msg_id", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, "Label Request Message to be aborted", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_vendor_id,
|
|
{ "Vendor ID", "ldp.msg.tlv.vendor_id", FT_UINT32, BASE_HEX,
|
|
NULL, 0, "IEEE 802 Assigned Vendor ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_experiment_id,
|
|
{ "Experiment ID", "ldp.msg.tlv.experiment_id", FT_UINT32, BASE_HEX,
|
|
NULL, 0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_generic_label,
|
|
{ "Generic Label", "ldp.msg.tlv.generic.label", FT_UINT32, BASE_DEC_HEX,
|
|
NULL, 0x000FFFFF, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_atm_label_vbits,
|
|
{ "V-bits", "ldp.msg.tlv.atm.label.vbits", FT_UINT8, BASE_HEX,
|
|
VALS(tlv_atm_vbits_vals), 0x30, "ATM Label V Bits", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_atm_label_vpi,
|
|
{ "VPI", "ldp.msg.tlv.atm.label.vpi", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0FFF, "ATM Label VPI", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_atm_label_vci,
|
|
{ "VCI", "ldp.msg.tlv.atm.label.vci", FT_UINT16, BASE_DEC,
|
|
NULL, 0, "ATM Label VCI", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fr_label_len,
|
|
{ "Number of DLCI bits", "ldp.msg.tlv.fr.label.len", FT_UINT16, BASE_DEC,
|
|
VALS(tlv_fr_len_vals), 0x0180, "DLCI Number of bits", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fr_label_dlci,
|
|
{ "DLCI", "ldp.msg.tlv.fr.label.dlci", FT_UINT24, BASE_DEC,
|
|
NULL, 0x7FFFFF, "FRAME RELAY Label DLCI", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ft_protect_sequence_num,
|
|
{ "FT Sequence Number", "ldp.msg.tlv.ft_protect.sequence_num", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_status_ebit,
|
|
{ "E Bit", "ldp.msg.tlv.status.ebit", FT_BOOLEAN, 8,
|
|
TFS(&tlv_status_ebit), 0x80, "Fatal Error Bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_status_fbit,
|
|
{ "F Bit", "ldp.msg.tlv.status.fbit", FT_BOOLEAN, 8,
|
|
TFS(&tlv_status_fbit), 0x40, "Forward Bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_status_data,
|
|
{ "Status Data", "ldp.msg.tlv.status.data", FT_UINT32, BASE_HEX,
|
|
VALS(tlv_status_data), 0x3FFFFFFF, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_status_msg_id,
|
|
{ "Message ID", "ldp.msg.tlv.status.msg.id", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, "Identifies peer message to which Status TLV refers", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_status_msg_type,
|
|
{ "Message Type", "ldp.msg.tlv.status.msg.type", FT_UINT16, BASE_HEX,
|
|
VALS(ldp_message_types), 0x0, "Type of peer message to which Status TLV refers", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_extstatus_data,
|
|
{ "Extended Status Data", "ldp.msg.tlv.extstatus.data", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_version,
|
|
{ "Returned PDU Version", "ldp.msg.tlv.returned.version", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "LDP Version Number", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_pdu_len,
|
|
{ "Returned PDU Length", "ldp.msg.tlv.returned.pdu_len", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "LDP PDU Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_lsr,
|
|
{ "Returned PDU LSR ID", "ldp.msg.tlv.returned.ldpid.lsr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, "LDP Label Space Router ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_ls_id,
|
|
{ "Returned PDU Label Space ID", "ldp.msg.tlv.returned.ldpid.lsid", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, "LDP Label Space ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_msg_ubit,
|
|
{ "Returned Message Unknown bit", "ldp.msg.tlv.returned.msg.ubit", FT_BOOLEAN, 8,
|
|
TFS(&ldp_message_ubit), 0x80, "Message Unknown bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_msg_type,
|
|
{ "Returned Message Type", "ldp.msg.tlv.returned.msg.type", FT_UINT16, BASE_HEX,
|
|
VALS(ldp_message_types), 0x7FFF, "LDP message type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_msg_len,
|
|
{ "Returned Message Length", "ldp.msg.tlv.returned.msg.len", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "LDP Message Length (excluding message type and len)", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_returned_msg_id,
|
|
{ "Returned Message ID", "ldp.msg.tlv.returned.msg.id", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, "LDP Message ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_mac,
|
|
{ "MAC address", "ldp.msg.tlv.mac", FT_ETHER, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_controlword,
|
|
{ "C-bit", "ldp.msg.tlv.fec.vc.controlword", FT_BOOLEAN, 8,
|
|
TFS(&fec_vc_cbit), 0x80, "Control Word Present", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_vctype,
|
|
{ "VC Type", "ldp.msg.tlv.fec.vc.vctype", FT_UINT16, BASE_HEX,
|
|
VALS(fec_vc_types_vals), 0x7FFF, "Virtual Circuit Type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_infolength,
|
|
{ "VC Info Length", "ldp.msg.tlv.fec.vc.infolength", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Info Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_groupid,
|
|
{ "Group ID", "ldp.msg.tlv.fec.vc.groupid", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Group ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_vcid,
|
|
{ "VC ID", "ldp.msg.tlv.fec.vc.vcid", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "VC FEC VCID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_length,
|
|
{ "Length", "ldp.msg.tlv.fec.vc.intparam.length", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_mtu,
|
|
{ "MTU", "ldp.msg.tlv.fec.vc.intparam.mtu", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter MTU", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmbps,
|
|
{ "BPS", "ldp.msg.tlv.fec.vc.intparam.tdmbps", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter CEP/TDM bit-rate", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_id,
|
|
{ "ID", "ldp.msg.tlv.fec.vc.intparam.id", FT_UINT8, BASE_HEX,
|
|
VALS(fec_vc_interfaceparm), 0x0, "VC FEC Interface Parameter ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_maxcatmcells,
|
|
{ "Number of Cells", "ldp.msg.tlv.fec.vc.intparam.maxatm", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Param Max ATM Concat Cells", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_desc,
|
|
{ "Description", "ldp.msg.tlv.fec.vc.intparam.desc", FT_STRING, BASE_NONE,
|
|
NULL, 0, "VC FEC Interface Description", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepbytes,
|
|
{ "Payload Bytes", "ldp.msg.tlv.fec.vc.intparam.cepbytes", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Param CEP/TDM Payload Bytes", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_ais,
|
|
{ "AIS", "ldp.msg.tlv.fec.vc.intparam.cepopt_ais", FT_BOOLEAN, 16,
|
|
NULL, 0x8000, "VC FEC Interface Param CEP Option AIS", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_une,
|
|
{ "UNE", "ldp.msg.tlv.fec.vc.intparam.cepopt_une", FT_BOOLEAN, 16,
|
|
NULL, 0x4000, "VC FEC Interface Param CEP Option Unequipped", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_rtp,
|
|
{ "RTP", "ldp.msg.tlv.fec.vc.intparam.cepopt_rtp", FT_BOOLEAN, 16,
|
|
NULL, 0x2000, "VC FEC Interface Param CEP Option RTP Header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_ebm,
|
|
{ "EBM", "ldp.msg.tlv.fec.vc.intparam.cepopt_ebm", FT_BOOLEAN, 16,
|
|
NULL, 0x1000, "VC FEC Interface Param CEP Option EBM Header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_mah,
|
|
{ "MAH", "ldp.msg.tlv.fec.vc.intparam.cepopt_mah", FT_BOOLEAN, 16,
|
|
NULL, 0x0800, "VC FEC Interface Param CEP Option MPLS Adaptation header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_res,
|
|
{ "Reserved", "ldp.msg.tlv.fec.vc.intparam.cepopt_res", FT_UINT16, BASE_HEX,
|
|
NULL , 0x07E0, "VC FEC Interface Param CEP Option Reserved", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_ceptype,
|
|
{ "CEP Type", "ldp.msg.tlv.fec.vc.intparam.cepopt_ceptype", FT_UINT16, BASE_HEX,
|
|
VALS(fec_vc_ceptype_vals), 0x001C, "VC FEC Interface Param CEP Option CEP Type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_t3,
|
|
{ "Async T3", "ldp.msg.tlv.fec.vc.intparam.cepopt_t3", FT_BOOLEAN, 16,
|
|
NULL, 0x0002, "VC FEC Interface Param CEP Option Async T3", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_cepopt_e3,
|
|
{ "Async E3", "ldp.msg.tlv.fec.vc.intparam.cepopt_e3", FT_BOOLEAN, 16,
|
|
NULL, 0x0001, "VC FEC Interface Param CEP Option Async E3", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vlanid,
|
|
{ "VLAN Id", "ldp.msg.tlv.fec.vc.intparam.vlanid", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Param VLAN Id", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_dlcilen,
|
|
{ "DLCI Length", "ldp.msg.tlv.fec.vc.intparam.dlcilen", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter Frame-Relay DLCI Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_fcslen,
|
|
{ "FCS Length", "ldp.msg.tlv.fec.vc.intparam.fcslen", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter FCS Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_r,
|
|
{ "R Bit", "ldp.msg.tlv.fec.vc.intparam.tdmopt_r", FT_BOOLEAN, 16,
|
|
TFS(&fec_vc_tdmopt_r), 0x8000, "VC FEC Interface Param TDM Options RTP Header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_d,
|
|
{ "D Bit", "ldp.msg.tlv.fec.vc.intparam.tdmopt_d", FT_BOOLEAN, 16,
|
|
TFS(&fec_vc_tdmopt_d), 0x4000, "VC FEC Interface Param TDM Options Dynamic Timestamp", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_f,
|
|
{ "F Bit", "ldp.msg.tlv.fec.vc.intparam.tdmopt_f", FT_BOOLEAN, 16,
|
|
TFS(&fec_vc_tdmopt_f), 0x2000, "VC FEC Interface Param TDM Options Flavor bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_res1,
|
|
{ "RSVD-1", "ldp.msg.tlv.fec.vc.intparam.tdmopt_res1", FT_UINT16, BASE_HEX,
|
|
NULL, 0x1FFF, "VC FEC Interface Param TDM Options Reserved", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_pt,
|
|
{ "PT", "ldp.msg.tlv.fec.vc.intparam.tdmopt_pt", FT_UINT8, BASE_DEC,
|
|
NULL, 0x7F, "VC FEC Interface Param TDM Options Payload Type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_res2,
|
|
{ "RSVD-2", "ldp.msg.tlv.fec.vc.intparam.tdmopt_res2", FT_UINT8, BASE_HEX,
|
|
NULL, 0x00, "VC FEC Interface Param TDM Options Reserved", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_freq,
|
|
{ "FREQ", "ldp.msg.tlv.fec.vc.intparam.tdmopt_freq", FT_UINT16, BASE_DEC,
|
|
NULL, 0x00, "VC FEC Interface Param TDM Options Frequency", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_tdmopt_ssrc,
|
|
{ "SSRC", "ldp.msg.tlv.fec.vc.intparam.tdmopt_ssrc", FT_UINT32, BASE_HEX,
|
|
NULL, 0x00, "VC FEC Interface Param TDM Options SSRC", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cctype_cw,
|
|
{ "PWE3 Control Word", "ldp.msg.tlv.fec.vc.intparam.vccv.cctype_cw", FT_BOOLEAN, 8,
|
|
NULL, 0x01, "VC FEC Interface Param VCCV CC Type PWE3 CW", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cctype_mplsra,
|
|
{ "MPLS Router Alert", "ldp.msg.tlv.fec.vc.intparam.vccv.cctype_mplsra", FT_BOOLEAN, 8,
|
|
NULL, 0x02, "VC FEC Interface Param VCCV CC Type MPLS Router Alert", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cctype_ttl1,
|
|
{ "MPLS Inner Label TTL = 1", "ldp.msg.tlv.fec.vc.intparam.vccv.cctype_ttl1", FT_BOOLEAN, 8,
|
|
NULL, 0x04, "VC FEC Interface Param VCCV CC Type Inner Label TTL 1", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_icmpping,
|
|
{ "ICMP Ping", "ldp.msg.tlv.fec.vc.intparam.vccv.cvtype_icmpping", FT_BOOLEAN, 8,
|
|
NULL, 0x01, "VC FEC Interface Param VCCV CV Type ICMP Ping", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_lspping,
|
|
{ "LSP Ping", "ldp.msg.tlv.fec.vc.intparam.vccv.cvtype_lspping", FT_BOOLEAN, 8,
|
|
NULL, 0x02, "VC FEC Interface Param VCCV CV Type LSP Ping", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd1,
|
|
{ "BFD IP/UDP-encapsulated, for PW Fault Detection only", "ldp.msg.tlv.fec.vc.intparam.vccv.cvtype_bfd1", FT_BOOLEAN, 8,
|
|
NULL, 0x04, "VC FEC Interface Param VCCV CV Type BFD IP/UDP-encapsulated, for PW Fault Detection only", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd2,
|
|
{ "BFD IP/UDP-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling", "ldp.msg.tlv.fec.vc.intparam.vccv.cvtype_bfd2", FT_BOOLEAN, 8,
|
|
NULL, 0x08, "VC FEC Interface Param VCCV CV Type BFD IP/UDP-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd3,
|
|
{ "BFD BFD PW-ACH-encapsulated, for PW Fault Detection only", "ldp.msg.tlv.fec.vc.intparam.vccv.cvtype_bfd3", FT_BOOLEAN, 8,
|
|
NULL, 0x10, "VC FEC Interface Param VCCV CV Type BFD PW-ACH-encapsulated, for PW Fault Detection only", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_vccv_cvtype_bfd4,
|
|
{ "BFD BFD PW-ACH-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling", "ldp.msg.tlv.fec.vc.intparam.vccv.cvtype_bfd4", FT_BOOLEAN, 8,
|
|
NULL, 0x20, "VC FEC Interface Param VCCV CV Type BFD PW-ACH-encapsulated, for PW Fault Detection and AC/PW Fault Status Signaling", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_flowlabel_t,
|
|
{ "Flow Label Transmit bit", "ldp.msg.tlv.fec.vc.intparam.flowlabel.t", FT_UINT8, BASE_DEC, NULL, 0x80, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_flowlabel_r,
|
|
{ "Flow Label Receive bit", "ldp.msg.tlv.fec.vc.intparam.flowlabel.r", FT_UINT8, BASE_DEC, NULL, 0x40, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_vc_intparam_flowlabel_res,
|
|
{ "Flow Label Reserved", "ldp.msg.tlv.fec.vc.intparam.flowlabel.res", FT_UINT16, BASE_HEX, NULL, 0x3FFF, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_lspid_act_flg,
|
|
{ "Action Indicator Flag", "ldp.msg.tlv.lspid.actflg", FT_UINT16, BASE_HEX,
|
|
VALS(ldp_act_flg_vals), 0x000F, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_lspid_cr_lsp,
|
|
{ "Local CR-LSP ID", "ldp.msg.tlv.lspid.locallspid", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_lspid_ldpid,
|
|
{ "Ingress LSR Router ID", "ldp.msg.tlv.lspid.lsrid", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_er_hop_loose,
|
|
{ "Loose route bit", "ldp.msg.tlv.er_hop.loose", FT_UINT24, BASE_HEX,
|
|
VALS(ldp_loose_vals), 0x800000, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_er_hop_prelen,
|
|
{ "Prefix length", "ldp.msg.tlv.er_hop.prefixlen", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Prefix len", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_er_hop_prefix4,
|
|
{ "IPv4 Address", "ldp.msg.tlv.er_hop.prefix4", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_er_hop_prefix6,
|
|
{ "IPv6 Address", "ldp.msg.tlv.er_hop.prefix6", FT_IPv6, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_er_hop_as,
|
|
{ "AS Number", "ldp.msg.tlv.er_hop.as", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_er_hop_cr_lsp,
|
|
{ "Local CR-LSP ID", "ldp.msg.tlv.er_hop.locallspid", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_er_hop_ldpid,
|
|
{ "Local CR-LSP ID", "ldp.msg.tlv.er_hop.lsrid", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_flags_reserv,
|
|
{ "Reserved", "ldp.msg.tlv.flags_reserv", FT_UINT8, BASE_HEX,
|
|
NULL, 0xC0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_flags_pdr,
|
|
{ "PDR", "ldp.msg.tlv.flags_pdr", FT_BOOLEAN, 8,
|
|
TFS(&tlv_negotiable), 0x1, "PDR negotiability flag", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_flags_pbs,
|
|
{ "PBS", "ldp.msg.tlv.flags_pbs", FT_BOOLEAN, 8,
|
|
TFS(&tlv_negotiable), 0x2, "PBS negotiability flag", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_flags_cdr,
|
|
{ "CDR", "ldp.msg.tlv.flags_cdr", FT_BOOLEAN, 8,
|
|
TFS(&tlv_negotiable), 0x4, "CDR negotiability flag", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_flags_cbs,
|
|
{ "CBS", "ldp.msg.tlv.flags_cbs", FT_BOOLEAN, 8,
|
|
TFS(&tlv_negotiable), 0x8, "CBS negotiability flag", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_flags_ebs,
|
|
{ "EBS", "ldp.msg.tlv.flags_ebs", FT_BOOLEAN, 8,
|
|
TFS(&tlv_negotiable), 0x10, "EBS negotiability flag", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_flags_weight,
|
|
{ "Weight", "ldp.msg.tlv.flags_weight", FT_BOOLEAN, 8,
|
|
TFS(&tlv_negotiable), 0x20, "Weight negotiability flag", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_frequency,
|
|
{ "Frequency", "ldp.msg.tlv.frequency", FT_UINT8, BASE_DEC,
|
|
VALS(freq_values), 0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_weight,
|
|
{ "Weight", "ldp.msg.tlv.weight", FT_UINT8, BASE_DEC,
|
|
NULL, 0, "Weight of the CR-LSP", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_pdr,
|
|
{ "PDR", "ldp.msg.tlv.pdr", FT_DOUBLE, BASE_NONE,
|
|
NULL, 0, "Peak Data Rate", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_pbs,
|
|
{ "PBS", "ldp.msg.tlv.pbs", FT_DOUBLE, BASE_NONE,
|
|
NULL, 0, "Peak Burst Size", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_cdr,
|
|
{ "CDR", "ldp.msg.tlv.cdr", FT_DOUBLE, BASE_NONE,
|
|
NULL, 0, "Committed Data Rate", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_cbs,
|
|
{ "CBS", "ldp.msg.tlv.cbs", FT_DOUBLE, BASE_NONE,
|
|
NULL, 0, "Committed Burst Size", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_ebs,
|
|
{ "EBS", "ldp.msg.tlv.ebs", FT_DOUBLE, BASE_NONE,
|
|
NULL, 0, "Excess Burst Size", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_set_prio,
|
|
{ "Set Prio", "ldp.msg.tlv.set_prio", FT_UINT8, BASE_DEC,
|
|
NULL, 0, "LSP setup priority", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_hold_prio,
|
|
{ "Hold Prio", "ldp.msg.tlv.hold_prio", FT_UINT8, BASE_DEC,
|
|
NULL, 0, "LSP hold priority", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_route_pinning,
|
|
{ "Route Pinning", "ldp.msg.tlv.route_pinning", FT_UINT32, BASE_DEC,
|
|
VALS(route_pinning_vals), 0x80000000, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_resource_class,
|
|
{ "Resource Class", "ldp.msg.tlv.resource_class", FT_UINT32, BASE_HEX,
|
|
NULL, 0, "Resource Class (Color)", HFILL}},
|
|
|
|
#if 0
|
|
{ &hf_ldp_tlv_diffserv,
|
|
{ "Diff-Serv TLV", "ldp.msg.tlv.diffserv", FT_NONE, BASE_NONE,
|
|
NULL, 0, "Diffserv TLV", HFILL}},
|
|
#endif
|
|
|
|
{ &hf_ldp_tlv_diffserv_type,
|
|
{ "LSP Type", "ldp.msg.tlv.diffserv.type", FT_UINT8, BASE_DEC,
|
|
VALS(diffserv_type_vals), 0x80, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_mapnb,
|
|
{ "MAPnb", "ldp.msg.tlv.diffserv.mapnb", FT_UINT8, BASE_DEC,
|
|
NULL, 0, MAPNB_DESCRIPTION, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_map,
|
|
{ "MAP", "ldp.msg.tlv.diffserv.map", FT_NONE, BASE_NONE,
|
|
NULL, 0, MAP_DESCRIPTION, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_map_exp,
|
|
{ "EXP", "ldp.msg.tlv.diffserv.map.exp", FT_UINT8, BASE_DEC,
|
|
NULL, 0, EXP_DESCRIPTION, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_phbid,
|
|
{ PHBID_DESCRIPTION, "ldp.msg.tlv.diffserv.phbid", FT_NONE, BASE_NONE,
|
|
NULL, 0, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_phbid_dscp,
|
|
{ PHBID_DSCP_DESCRIPTION, "ldp.msg.tlv.diffserv.phbid.dscp", FT_UINT16, BASE_DEC,
|
|
NULL, PHBID_DSCP_MASK, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_phbid_code,
|
|
{ PHBID_CODE_DESCRIPTION, "ldp.msg.tlv.diffserv.phbid.code", FT_UINT16, BASE_DEC,
|
|
NULL, PHBID_CODE_MASK, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_phbid_bit14,
|
|
{ PHBID_BIT14_DESCRIPTION, "ldp.msg.tlv.diffserv.phbid.bit14", FT_UINT16, BASE_DEC,
|
|
VALS(phbid_bit14_vals), PHBID_BIT14_MASK, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_diffserv_phbid_bit15,
|
|
{ PHBID_BIT15_DESCRIPTION, "ldp.msg.tlv.diffserv.phbid.bit15", FT_UINT16, BASE_DEC,
|
|
VALS(phbid_bit15_vals), PHBID_BIT15_MASK, NULL, HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_agi_type,
|
|
{ "AGI Type", "ldp.msg.tlv.fec.gen.agi.type", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Attachment Group Identifier Type", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_agi_length,
|
|
{ "AGI Length", "ldp.msg.tlv.fec.gen.agi.length", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Attachment Group Identifier Length", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_agi_value,
|
|
{ "AGI Value", "ldp.msg.tlv.fec.gen.agi.value", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, "Attachment Group Identifier Value", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_saii_type,
|
|
{ "SAII Type", "ldp.msg.tlv.fec.gen.saii.type", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Source Attachment Individual Identifier Type", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_saii_length,
|
|
{ "SAII Length", "ldp.msg.tlv.fec.gen.saii.length", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Source Attachment Individual Identifier Length", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_saii_value,
|
|
{ "SAII Value", "ldp.msg.tlv.fec.gen.saii.value", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, "Source Attachment Individual Identifier Value", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_taii_type,
|
|
{ "TAII Type", "ldp.msg.tlv.fec.gen.taii.type", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Target Attachment Individual Identifier Type", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_taii_length,
|
|
{ "TAII length", "ldp.msg.tlv.fec.gen.taii.length", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "Target Attachment Individual Identifier Length", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_taii_value,
|
|
{ "TAII Value", "ldp.msg.tlv.fec.gen.taii.value", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, "Target Attachment Individual Identifier Value", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_aai_globalid,
|
|
{ "Global Id", "ldp.msg.tlv.fec.gen.aii.globalid", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "Attachment Individual Identifier Global Id", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_aai_prefix,
|
|
{ "Prefix", "ldp.msg.tlv.fec.gen.aii.prefix", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "Attachment Individual Identifier Prefix", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_gen_aai_ac_id,
|
|
{ "Prefix", "ldp.msg.tlv.fec.gen.aii.acid", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "Attachment Individual Identifier AC Id", HFILL}},
|
|
|
|
{ &hf_ldp_tlv_fec_pw_controlword,
|
|
{ "C-bit", "ldp.msg.tlv.fec.pw.controlword", FT_BOOLEAN, 8,
|
|
TFS(&fec_vc_cbit), 0x80, "Control Word Present", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_pw_pwtype,
|
|
{ "PW Type", "ldp.msg.tlv.fec.pw.pwtype", FT_UINT16, BASE_HEX,
|
|
VALS(fec_vc_types_vals), 0x7FFF, "Virtual Circuit Type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_pw_infolength,
|
|
{ "PW Info Length", "ldp.msg.tlv.fec.pw.infolength", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "PW FEC Info Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_pw_groupid,
|
|
{ "Group ID", "ldp.msg.tlv.fec.pw.groupid", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "PW FEC Group ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_fec_pw_pwid,
|
|
{ "PW ID", "ldp.msg.tlv.fec.pw.pwid", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "PW FEC PWID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pw_status_data,
|
|
{ "PW Status", "ldp.msg.tlv.pwstatus.code", FT_UINT32, BASE_HEX,
|
|
NULL, 0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pw_not_forwarding,
|
|
{ "Pseudowire Not Forwarding", "ldp.msg.tlv.pwstatus.code.pwnotforward", FT_BOOLEAN, 32,
|
|
TFS(&tfs_set_notset), PW_NOT_FORWARDING, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pw_lac_ingress_recv_fault,
|
|
{ "Local Attachment Circuit (ingress) Receive Fault", "ldp.msg.tlv.pwstatus.code.pwlacingressrecvfault",
|
|
FT_BOOLEAN, 32, TFS(&tfs_set_notset), PW_LAC_INGRESS_RECV_FAULT, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pw_lac_egress_recv_fault,
|
|
{ "Local Attachment Circuit (egress) Transmit Fault", "ldp.msg.tlv.pwstatus.code.pwlacegresstransfault",
|
|
FT_BOOLEAN, 32, TFS(&tfs_set_notset), PW_LAC_EGRESS_TRANS_FAULT, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pw_psn_pw_ingress_recv_fault,
|
|
{ "Local PSN-facing PW (ingress) Receive Fault", "ldp.msg.tlv.pwstatus.code.pwpsnpwingressrecvfault",
|
|
FT_BOOLEAN, 32, TFS(&tfs_set_notset), PW_PSN_PW_INGRESS_RECV_FAULT, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pw_psn_pw_egress_recv_fault,
|
|
{ "Local PSN-facing PW (egress) Transmit Fault", "ldp.msg.tlv.pwstatus.code.pwpsnpwegresstransfault",
|
|
FT_BOOLEAN, 32, TFS(&tfs_set_notset), PW_PSN_PW_EGRESS_TRANS_FAULT, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_pw_grouping_value,
|
|
{ "Value", "ldp.msg.tlv.pwgrouping.value",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
"PW Grouping Value", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_length,
|
|
{ "Length", "ldp.msg.tlv.intparam.length", FT_UINT8, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_mtu,
|
|
{ "MTU", "ldp.msg.tlv.intparam.mtu", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter MTU", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmbps,
|
|
{ "BPS", "ldp.msg.tlv.intparam.tdmbps", FT_UINT32, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter CEP/TDM bit-rate", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_id,
|
|
{ "ID", "ldp.msg.tlv.intparam.id", FT_UINT8, BASE_HEX,
|
|
VALS(fec_vc_interfaceparm), 0x0, "VC FEC Interface Parameter ID", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_maxcatmcells,
|
|
{ "Number of Cells", "ldp.msg.tlv.intparam.maxatm", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Param Max ATM Concat Cells", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_desc,
|
|
{ "Description", "ldp.msg.tlv.intparam.desc", FT_STRING, BASE_NONE,
|
|
NULL, 0, "VC FEC Interface Description", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepbytes,
|
|
{ "Payload Bytes", "ldp.msg.tlv.intparam.cepbytes", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Param CEP/TDM Payload Bytes", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_ais,
|
|
{ "AIS", "ldp.msg.tlv.intparam.cepopt_ais", FT_BOOLEAN, 16,
|
|
NULL, 0x8000, "VC FEC Interface Param CEP Option AIS", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_une,
|
|
{ "UNE", "ldp.msg.tlv.intparam.cepopt_une", FT_BOOLEAN, 16,
|
|
NULL, 0x4000, "VC FEC Interface Param CEP Option Unequipped", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_rtp,
|
|
{ "RTP", "ldp.msg.tlv.intparam.cepopt_rtp", FT_BOOLEAN, 16,
|
|
NULL, 0x2000, "VC FEC Interface Param CEP Option RTP Header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_ebm,
|
|
{ "EBM", "ldp.msg.tlv.intparam.cepopt_ebm", FT_BOOLEAN, 16,
|
|
NULL, 0x1000, "VC FEC Interface Param CEP Option EBM Header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_mah,
|
|
{ "MAH", "ldp.msg.tlv.intparam.cepopt_mah", FT_BOOLEAN, 16,
|
|
NULL, 0x0800, "VC FEC Interface Param CEP Option MPLS Adaptation header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_res,
|
|
{ "Reserved", "ldp.msg.tlv.intparam.cepopt_res", FT_UINT16, BASE_HEX,
|
|
NULL , 0x07E0, "VC FEC Interface Param CEP Option Reserved", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_ceptype,
|
|
{ "CEP Type", "ldp.msg.tlv.intparam.cepopt_ceptype", FT_UINT16, BASE_HEX,
|
|
VALS(fec_vc_ceptype_vals), 0x001C, "VC FEC Interface Param CEP Option CEP Type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_t3,
|
|
{ "Async T3", "ldp.msg.tlv.intparam.cepopt_t3", FT_BOOLEAN, 16,
|
|
NULL, 0x0002, "VC FEC Interface Param CEP Option Async T3", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_cepopt_e3,
|
|
{ "Async E3", "ldp.msg.tlv.intparam.cepopt_e3", FT_BOOLEAN, 16,
|
|
NULL, 0x0001, "VC FEC Interface Param CEP Option Async E3", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_vlanid,
|
|
{ "VLAN Id", "ldp.msg.tlv.intparam.vlanid", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Param VLAN Id", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_dlcilen,
|
|
{ "DLCI Length", "ldp.msg.tlv.intparam.dlcilen", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter Frame-Relay DLCI Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_fcslen,
|
|
{ "FCS Length", "ldp.msg.tlv.intparam.fcslen", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, "VC FEC Interface Parameter FCS Length", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_r,
|
|
{ "R Bit", "ldp.msg.tlv.intparam.tdmopt_r", FT_BOOLEAN, 16,
|
|
TFS(&fec_vc_tdmopt_r), 0x8000, "VC FEC Interface Param TDM Options RTP Header", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_d,
|
|
{ "D Bit", "ldp.msg.tlv.intparam.tdmopt_d", FT_BOOLEAN, 16,
|
|
TFS(&fec_vc_tdmopt_d), 0x4000, "VC FEC Interface Param TDM Options Dynamic Timestamp", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_f,
|
|
{ "F Bit", "ldp.msg.tlv.intparam.tdmopt_f", FT_BOOLEAN, 16,
|
|
TFS(&fec_vc_tdmopt_f), 0x2000, "VC FEC Interface Param TDM Options Flavor bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_res1,
|
|
{ "RSVD-1", "ldp.msg.tlv.intparam.tdmopt_res1", FT_UINT16, BASE_HEX,
|
|
NULL, 0x1FFF, "VC FEC Interface Param TDM Options Reserved", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_pt,
|
|
{ "PT", "ldp.msg.tlv.intparam.tdmopt_pt", FT_UINT8, BASE_DEC,
|
|
NULL, 0x7F, "VC FEC Interface Param TDM Options Payload Type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_res2,
|
|
{ "RSVD-2", "ldp.msg.tlv.intparam.tdmopt_res2", FT_UINT8, BASE_HEX,
|
|
NULL, 0x00, "VC FEC Interface Param TDM Options Reserved", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_freq,
|
|
{ "FREQ", "ldp.msg.tlv.intparam.tdmopt_freq", FT_UINT16, BASE_DEC,
|
|
NULL, 0x00, "VC FEC Interface Param TDM Options Frequency", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_tdmopt_ssrc,
|
|
{ "SSRC", "ldp.msg.tlv.intparam.tdmopt_ssrc", FT_UINT32, BASE_HEX,
|
|
NULL, 0x00, "VC FEC Interface Param TDM Options SSRC", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_vccv_cctype_cw,
|
|
{ "PWE3 Control Word", "ldp.msg.tlv.intparam.vccv.cctype_cw", FT_BOOLEAN, 8,
|
|
NULL, 0x01, "VC FEC Interface Param VCCV CC Type PWE3 CW", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_vccv_cctype_mplsra,
|
|
{ "MPLS Router Alert", "ldp.msg.tlv.intparam.vccv.cctype_mplsra", FT_BOOLEAN, 8,
|
|
NULL, 0x02, "VC FEC Interface Param VCCV CC Type MPLS Router Alert", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_vccv_cctype_ttl1,
|
|
{ "MPLS Inner Label TTL = 1", "ldp.msg.tlv.intparam.vccv.cctype_ttl1", FT_BOOLEAN, 8,
|
|
NULL, 0x04, "VC FEC Interface Param VCCV CC Type Inner Label TTL 1", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_vccv_cvtype_icmpping,
|
|
{ "ICMP Ping", "ldp.msg.tlv.intparam.vccv.cvtype_icmpping", FT_BOOLEAN, 8,
|
|
NULL, 0x01, "VC FEC Interface Param VCCV CV Type ICMP Ping", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_vccv_cvtype_lspping,
|
|
{ "LSP Ping", "ldp.msg.tlv.intparam.vccv.cvtype_lspping", FT_BOOLEAN, 8,
|
|
NULL, 0x02, "VC FEC Interface Param VCCV CV Type LSP Ping", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_intparam_vccv_cvtype_bfd,
|
|
{ "BFD", "ldp.msg.tlv.intparam.vccv.cvtype_bfd", FT_BOOLEAN, 8,
|
|
NULL, 0x04, "VC FEC Interface Param VCCV CV Type BFD", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_upstr_sbit,
|
|
{ "S-Bit", "ldp.msg.tlv.upstream.sbit", FT_BOOLEAN, 8,
|
|
TFS(&tlv_upstr_sbit_vals), 0x80, "Upstream Label Assignment Capability State Bit", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_upstr_lbl_req_resvbit,
|
|
{ "Reserved Bits", "ldp.msg.tlv.upstream_label_req.resvbit", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_upstr_ass_lbl,
|
|
{ "Upstream-Assigned Label", "ldp.msg.tlv.upstream.label", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_upstr_lbl_resvbit,
|
|
{ "Reserved Bits", "ldp.msg.tlv.upstream.resvbit", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ipv4_intID_hop_addr,
|
|
{ "IPv4 Next/Previous Hop Address", "ldp.msg.tlv.ipv4_interface_ID.hop_addr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_logical_intID,
|
|
{ "Logical Interface ID", "ldp.msg.tlv.interface_ID.logical_intID", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ip_multicast_srcaddr,
|
|
{ "Source Address", "ldp.msg.tlv.ip_multicast.ipv4_srcaddr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ip_multicast_mltcstaddr,
|
|
{ "Multicast Group Address", "ldp.msg.tlv.ip_multicast.ipv4_maddr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ip_mpls_context_srcaddr,
|
|
{ "Source Address", "ldp.msg.tlv.ip_mpls_context.ipv4_srcaddr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ldp_p2mp_lsptype,
|
|
{ "P2MP Type", "ldp.msg.tlv.ldp_p2mp.type", FT_UINT8, BASE_HEX,
|
|
NULL, 0x0, "TLV Type", HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ldp_p2mp_addrfam,
|
|
{ "Address Family", "ldp.msg.tlv.ldp_p2mp.addr_family", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ldp_p2mp_addrlen,
|
|
{ "Address Length", "ldp.msg.tlv.ldp_p2mp.addr_len", FT_UINT8, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ldp_p2mp_rtnodeaddr,
|
|
{ "Root Node Address", "ldp.msg.tlv.ldp_p2mp.ipv4_rtnodeaddr", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ldp_p2mp_oplength,
|
|
{ "Opaque Length", "ldp.msg.tlv.ldp_p2mp.oplength", FT_UINT16, BASE_DEC,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ldp_p2mp_opvalue,
|
|
{ "Opaque Value", "ldp.msg.tlv.ldp_p2mp.opvalue", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_rsvp_te_p2mp_id,
|
|
{ "P2MP ID", "ldp.msg.tlv.rsvp_te_p2mp.id", FT_UINT32, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_must_be_zero,
|
|
{ "MUST be zero", "ldp.msg.tlv.rsvp_te_p2mp.zero", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_tunnel_id,
|
|
{ "Tunnel ID", "ldp.msg.tlv.rsvp_te_p2mp.tunnel_id", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_ext_tunnel_id,
|
|
{ "Extended Tunnel ID", "ldp.msg.tlv.rsvp_te_p2mp.ipv4_ext_tunnel_id", FT_IPv4, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_tlv_inv_length,
|
|
{ "Invalid length", "ldp.msg.tlv.invalid.length", FT_UINT16, BASE_HEX,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_returned_pdu_data,
|
|
{ "Returned PDU Data", "ldp.returned_pdu_data", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_returned_message_parameters,
|
|
{ "Returned Message Parameters", "ldp.returned_message_parameters", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_data,
|
|
{ "Data", "ldp.data", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_ldp_unknown_data,
|
|
{ "Unknown Data", "ldp.unknown_data", FT_BYTES, BASE_NONE,
|
|
NULL, 0x0, NULL, HFILL }},
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_ldp,
|
|
&ett_ldp_header,
|
|
&ett_ldp_ldpid,
|
|
&ett_ldp_message,
|
|
&ett_ldp_tlv,
|
|
&ett_ldp_tlv_val,
|
|
&ett_ldp_tlv_ft_flags,
|
|
&ett_ldp_fec,
|
|
&ett_ldp_fec_vc_interfaceparam,
|
|
&ett_ldp_fec_vc_interfaceparam_cepopt,
|
|
&ett_ldp_fec_vc_interfaceparam_vccvtype,
|
|
&ett_ldp_diffserv_map,
|
|
&ett_ldp_diffserv_map_phbid,
|
|
&ett_ldp_gen_agi,
|
|
&ett_ldp_gen_saii,
|
|
&ett_ldp_gen_taii,
|
|
&ett_ldp_gen_aai_type2,
|
|
&ett_ldp_sub_tlv
|
|
};
|
|
|
|
static ei_register_info ei[] = {
|
|
{ &ei_ldp_dtsm_and_target, { "ldp.dtsm_and_target", PI_PROTOCOL, PI_WARN, "ERROR - Both GTSM and Target Flag are enabled.", EXPFILL }},
|
|
{ &ei_ldp_gtsm_supported, { "ldp.gtsm_supported", PI_PROTOCOL, PI_CHAT, "GTSM is supported by the source", EXPFILL }},
|
|
{ &ei_ldp_gtsm_not_supported_basic_discovery, { "ldp.gtsm_not_supported_basic_discovery", PI_PROTOCOL, PI_WARN, "GTSM is not supported by the source, since basic discovery is not enabled", EXPFILL }},
|
|
{ &ei_ldp_gtsm_not_supported, { "ldp.gtsm_not_supported", PI_PROTOCOL, PI_CHAT, "GTSM is not supported by the source", EXPFILL }},
|
|
{ &ei_ldp_inv_length, { "ldp.invalid_length", PI_MALFORMED, PI_ERROR, "Length of the packet is malformed", EXPFILL }},
|
|
{ &ei_ldp_address_family_not_implemented, { "ldp.address_family_not_implemented", PI_UNDECODED, PI_WARN, "Support for Address Family not implemented", EXPFILL }},
|
|
{ &ei_ldp_tlv_fec, { "ldp.msg.tlv.fec.error", PI_PROTOCOL, PI_ERROR, "Error in FEC Element %u", EXPFILL }},
|
|
{ &ei_ldp_tlv_fec_len, { "ldp.msg.tlv.fec.len.invalid", PI_PROTOCOL, PI_ERROR, "Invalid prefix %u length for family %s", EXPFILL }},
|
|
{ &ei_ldp_tlv_fec_vc_infolength, { "ldp.msg.tlv.fec.vc.infolength.invalid", PI_PROTOCOL, PI_ERROR, "VC FEC size format error", EXPFILL }},
|
|
{ &ei_ldp_malformed_interface_parameter, { "ldp.malformed_interface_parameter", PI_MALFORMED, PI_ERROR, "Malformed interface parameter", EXPFILL }},
|
|
{ &ei_ldp_malformed_data, { "ldp.malformed_data", PI_MALFORMED, PI_ERROR, "Malformed data", EXPFILL }},
|
|
{ &ei_ldp_tlv_fec_type, { "ldp.msg.tlv.fec.unknown", PI_PROTOCOL, PI_WARN, "Unknown FEC TLV type", EXPFILL }},
|
|
|
|
};
|
|
|
|
module_t *ldp_module;
|
|
expert_module_t* expert_ldp;
|
|
|
|
proto_ldp = proto_register_protocol("Label Distribution Protocol", "LDP", "ldp");
|
|
|
|
proto_register_field_array(proto_ldp, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
expert_ldp = expert_register_protocol(proto_ldp);
|
|
expert_register_field_array(expert_ldp, ei, array_length(ei));
|
|
|
|
/* Register our configuration options for , particularly our port */
|
|
|
|
ldp_module = prefs_register_protocol(proto_ldp, NULL);
|
|
|
|
prefs_register_bool_preference(ldp_module, "desegment_ldp_messages",
|
|
"Reassemble LDP messages spanning multiple TCP segments",
|
|
"Whether the LDP dissector should reassemble messages spanning multiple TCP segments."
|
|
" To use this option, you must also enable \"Allow subdissectors to reassemble TCP streams\""
|
|
" in the TCP protocol settings.",
|
|
&ldp_desegment);
|
|
}
|
|
|
|
/* The registration hand-off routine */
|
|
void
|
|
proto_reg_handoff_ldp(void)
|
|
{
|
|
dissector_handle_t ldp_tcp_handle, ldp_handle;
|
|
|
|
ldp_tcp_handle = create_dissector_handle(dissect_ldp_tcp, proto_ldp);
|
|
ldp_handle = create_dissector_handle(dissect_ldp, proto_ldp);
|
|
dissector_add_uint_with_preference("tcp.port", TCP_PORT_LDP, ldp_tcp_handle);
|
|
dissector_add_uint_with_preference("udp.port", UDP_PORT_LDP, ldp_handle);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - https://www.wireshark.org/tools/modelines.html
|
|
*
|
|
* Local variables:
|
|
* c-basic-offset: 4
|
|
* tab-width: 8
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
* vi: set shiftwidth=4 tabstop=8 expandtab:
|
|
* :indentSize=4:tabSize=8:noTabs=true:
|
|
*/
|