![Anders Broman](/assets/img/avatar_default.png)
Patch, which removes both EPL and EPLv1 .h files, as well as adding a heuristic dissector hook to EPL (v1 is nearly nowhere in use anymore, therefore not needed) https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5751 svn path=/trunk/; revision=36198
1931 lines
88 KiB
C
1931 lines
88 KiB
C
/* packet-epl.c
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* Routines for "Ethernet POWERLINK 2.0" dissection
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* (Ethernet POWERLINK V2.0 Communication Profile Specification Draft Standard Version 1.0.0)
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*
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* Copyright (c) 2006: Zurich University of Applied Sciences Winterthur (ZHW)
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* Institute of Embedded Systems (InES)
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* http://ines.zhwin.ch
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*
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* - Dominic Bechaz <bdo[AT]zhwin.ch>
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* - Damir Bursic <bum[AT]zhwin.ch>
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* - David Buechi <bhd[AT]zhwin.ch>
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*
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* Copyright (c) 2007: SYS TEC electronic GmbH
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* http://www.systec-electronic.com
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* - Daniel Krueger <daniel.krueger[AT]systec-electronic.com>
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*
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* $Id$
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*
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* A plugin for:
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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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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gmodule.h>
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#include <epan/packet.h>
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#include <epan/etypes.h>
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#include <epan/prefs.h>
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#ifndef UDP_PORT_EPL
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#define UDP_PORT_EPL 3819
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#endif
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/* Allow heuristic dissection */
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static heur_dissector_list_t heur_epl_subdissector_list;
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/* Container for tapping relevant data */
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typedef struct _epl_info_t {
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unsigned char epl_mtyp;
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} epl_info_t;
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/*EPL Addressing*/
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#define EPL_INVALID_NODEID 0
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#define EPL_MN_NODEID 240
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#define EPL_DIAGNOSTIC_DEVICE_NODEID 253
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#define EPL_TO_LEGACY_ETHERNET_ROUTER_NODEID 254
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#define EPL_BROADCAST_NODEID 255
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static const value_string addr_str_vals[] = {
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{EPL_INVALID_NODEID, " (invalid)" },
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{EPL_MN_NODEID, " (Managing Node)" },
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{EPL_DIAGNOSTIC_DEVICE_NODEID, " (Diagnostic Device)" },
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{EPL_TO_LEGACY_ETHERNET_ROUTER_NODEID, " (EPL to legacy Ethernet Router)" },
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{EPL_BROADCAST_NODEID, " (broadcast)" },
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{0,NULL}
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};
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static const value_string addr_str_abbr_vals[] _U_ = {
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{EPL_INVALID_NODEID, " (inv.)" },
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{EPL_MN_NODEID, " (MN)" },
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{EPL_DIAGNOSTIC_DEVICE_NODEID, " (diag.)" },
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{EPL_TO_LEGACY_ETHERNET_ROUTER_NODEID, " (router)" },
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{EPL_BROADCAST_NODEID, " (bc)" },
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{0,NULL}
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};
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/*
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static const gchar* addr_str_abbr_cn = " (CN)";
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static const gchar* addr_str_abbr_res = " (res.)";
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*/
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/* Offsets of fields within an EPL packet. */
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#define EPL_MTYP_OFFSET 0 /* same offset for all message types*/
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#define EPL_DEST_OFFSET 1 /* same offset for all message types*/
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#define EPL_SRC_OFFSET 2 /* same offset for all message types*/
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#define EPL_SOA_SVID_OFFSET 6
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#define EPL_SOA_SVTG_OFFSET 7
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#define EPL_SOA_EPLV_OFFSET 8
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#define EPL_ASND_SVID_OFFSET 3
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#define EPL_ASND_DATA_OFFSET 4
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/* EPL message types */
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#define EPL_SOC 0x01
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#define EPL_PREQ 0x03
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#define EPL_PRES 0x04
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#define EPL_SOA 0x05
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#define EPL_ASND 0x06
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static const value_string mtyp_vals[] = {
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{EPL_SOC, "Start of Cycle (SoC)" },
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{EPL_PREQ, "PollRequest (PReq)" },
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{EPL_PRES, "PollResponse (PRes)" },
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{EPL_SOA, "Start of Asynchronous (SoA)"},
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{EPL_ASND, "Asynchronous Send (ASnd)" },
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{0,NULL}
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};
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#define EPL_SOC_MC_MASK 0x80
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#define EPL_SOC_PS_MASK 0x40
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#define EPL_PDO_RD_MASK 0x01
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/* RequestedServiceID s for EPL message type "SoA" */
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#define EPL_SOA_NOSERVICE 0
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#define EPL_SOA_IDENTREQUEST 1
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#define EPL_SOA_STATUSREQUEST 2
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#define EPL_SOA_NMTREQUESTINVITE 3
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#define EPL_SOA_UNSPECIFIEDINVITE 255
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static const value_string soa_svid_vals[] = {
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{EPL_SOA_NOSERVICE, "NoService" },
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{EPL_SOA_IDENTREQUEST, "IdentRequest" },
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{EPL_SOA_STATUSREQUEST, "StatusRequest" },
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{EPL_SOA_NMTREQUESTINVITE, "NMTRequestInvite" },
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{EPL_SOA_UNSPECIFIEDINVITE, "UnspecifiedInvite"},
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{0,NULL}
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};
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/* ServiceID values for EPL message type "ASnd" */
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#define EPL_ASND_IDENTRESPONSE 1
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#define EPL_ASND_STATUSRESPONSE 2
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#define EPL_ASND_NMTREQUEST 3
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#define EPL_ASND_NMTCOMMAND 4
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#define EPL_ASND_SDO 5
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static const value_string asnd_svid_vals[] = {
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{EPL_ASND_IDENTRESPONSE, "IdentResponse" },
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{EPL_ASND_STATUSRESPONSE, "StatusResponse"},
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{EPL_ASND_NMTREQUEST, "NMTRequest" },
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{EPL_ASND_NMTCOMMAND, "NMTCommand" },
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{EPL_ASND_SDO, "SDO" },
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{0,NULL}
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};
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/* NMTCommand values for EPL message type "ASnd" */
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#define EPL_ASND_NMTCOMMAND_NMTSTARTNODE 0x21
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#define EPL_ASND_NMTCOMMAND_NMTSTOPNODE 0x22
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#define EPL_ASND_NMTCOMMAND_NMTENTERPREOPERATIONAL2 0x23
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#define EPL_ASND_NMTCOMMAND_NMTENABLEREADYTOOPERATE 0x24
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#define EPL_ASND_NMTCOMMAND_NMTRESETNODE 0x28
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#define EPL_ASND_NMTCOMMAND_NMTRESETCOMMUNICATION 0x29
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#define EPL_ASND_NMTCOMMAND_NMTRESETCONFIGURATION 0x2A
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#define EPL_ASND_NMTCOMMAND_NMTSWRESET 0x2B
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#define EPL_ASND_NMTCOMMAND_NMTSTARTNODEEX 0x41
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#define EPL_ASND_NMTCOMMAND_NMTSTOPNODEEX 0x42
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#define EPL_ASND_NMTCOMMAND_NMTENTERPREOPERATIONAL2EX 0x43
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#define EPL_ASND_NMTCOMMAND_NMTENABLEREADYTOOPERATEEX 0x44
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#define EPL_ASND_NMTCOMMAND_NMTRESETNODEEX 0x48
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#define EPL_ASND_NMTCOMMAND_NMTRESETCOMMUNICATIONEX 0x49
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#define EPL_ASND_NMTCOMMAND_NMTRESETCONFIGURATIONEX 0x4A
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#define EPL_ASND_NMTCOMMAND_NMTSWRESETEX 0x4B
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#define EPL_ASND_NMTCOMMAND_NMTNETHOSTNAMESET 0x62
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#define EPL_ASND_NMTCOMMAND_NMTFLUSHARPENTRY 0x63
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHCONFIGUREDNODES 0x80
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHACTIVENODES 0x90
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHPREOPERATIONAL1 0x91
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHPREOPERATIONAL2 0x92
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHREADYTOOPERATE 0x93
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHOPERATIONAL 0x94
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHSTOPPED 0x95
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHEMERGENCYNEW 0xA0
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#define EPL_ASND_NMTCOMMAND_NMTPUBLISHTIME 0XB0
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#define EPL_ASND_NMTCOMMAND_NMTINVALIDSERVICE 0xFF
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static const value_string asnd_cid_vals[] = {
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{EPL_ASND_NMTCOMMAND_NMTSTARTNODE, "NMTStartNode" },
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{EPL_ASND_NMTCOMMAND_NMTSTOPNODE, "NMTStopNode" },
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{EPL_ASND_NMTCOMMAND_NMTENTERPREOPERATIONAL2, "NMTEnterPreOperational2" },
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{EPL_ASND_NMTCOMMAND_NMTENABLEREADYTOOPERATE, "NMTEnableReadyToOperate" },
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{EPL_ASND_NMTCOMMAND_NMTRESETNODE, "NMTResetNode" },
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{EPL_ASND_NMTCOMMAND_NMTRESETCOMMUNICATION, "NMTResetCommunication" },
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{EPL_ASND_NMTCOMMAND_NMTRESETCONFIGURATION, "NMTResetConfiguration" },
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{EPL_ASND_NMTCOMMAND_NMTSWRESET, "NMTSwReset" },
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{EPL_ASND_NMTCOMMAND_NMTSTARTNODEEX, "NMTStartNodeEx" },
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{EPL_ASND_NMTCOMMAND_NMTSTOPNODEEX, "NMTStopNodeEx" },
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{EPL_ASND_NMTCOMMAND_NMTENTERPREOPERATIONAL2EX, "NMTEnterPreOperational2Ex" },
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{EPL_ASND_NMTCOMMAND_NMTENABLEREADYTOOPERATEEX, "NMTEnableReadyToOperateEx" },
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{EPL_ASND_NMTCOMMAND_NMTRESETNODEEX, "NMTResetNodeEx" },
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{EPL_ASND_NMTCOMMAND_NMTRESETCOMMUNICATIONEX, "NMTCommunicationEx" },
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{EPL_ASND_NMTCOMMAND_NMTRESETCONFIGURATIONEX, "NMTResetConfigurationEx" },
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{EPL_ASND_NMTCOMMAND_NMTSWRESETEX, "NMTSwResetEx" },
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{EPL_ASND_NMTCOMMAND_NMTNETHOSTNAMESET, "NMTNetHostNameSet" },
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{EPL_ASND_NMTCOMMAND_NMTFLUSHARPENTRY, "NMTFlushArpEntry" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHCONFIGUREDNODES, "NMTPublishConfiguredNodes" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHACTIVENODES, "NMTPublishActiveNodes" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHPREOPERATIONAL1, "NMTPublishPreOperational1" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHPREOPERATIONAL2, "NMTPublishPreOperational2" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHREADYTOOPERATE, "NMTPublishReadyToOperate" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHOPERATIONAL, "NMTPublishOperational" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHSTOPPED, "NMTPublishStopped" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHEMERGENCYNEW, "NMTPublishEmergencyNew" },
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{EPL_ASND_NMTCOMMAND_NMTPUBLISHTIME, "NMTPublishTime" },
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{EPL_ASND_NMTCOMMAND_NMTINVALIDSERVICE, "NMTInvalidService" },
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/* "special" values to cover all possibilities of CommandID in NMTRequests */
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{EPL_ASND_IDENTRESPONSE, "IdentResponse" },
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{EPL_ASND_STATUSRESPONSE, "StatusResponse" },
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{0,NULL}
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};
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/* Priority values for EPL message type "ASnd", "", "", field PR */
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#define EPL_PR_GENERICREQUEST 0x03
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#define EPL_PR_NMTREQUEST 0x07
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static const value_string epl_pr_vals[] = {
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{0, "lowest"},
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{1, "lower"},
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{2, "below generic"},
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{EPL_PR_GENERICREQUEST, "GenericRequest"},
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{4, "above generic"},
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{5, "higher"},
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{6, "below NMTRequest"},
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{EPL_PR_NMTREQUEST, "NMTRequest"},
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{0,NULL}
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};
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/* NMT State values (for CN)*/
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#define EPL_NMT_GS_OFF 0x00
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#define EPL_NMT_GS_INITIALIZING 0x19
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#define EPL_NMT_GS_RESET_APPLICATION 0x29
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#define EPL_NMT_GS_RESET_COMMUNICATION 0x39
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#define EPL_NMT_CS_NOT_ACTIVE 0x1C
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#define EPL_NMT_CS_PRE_OPERATIONAL_1 0x1D
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#define EPL_NMT_CS_PRE_OPERATIONAL_2 0x5D
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#define EPL_NMT_CS_READY_TO_OPERATE 0x6D
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#define EPL_NMT_CS_OPERATIONAL 0xFD
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#define EPL_NMT_CS_STOPPED 0x4D
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#define EPL_NMT_CS_BASIC_ETHERNET 0x1E
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static const value_string epl_nmt_cs_vals[] = {
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{EPL_NMT_GS_OFF, "NMT_GS_OFF" },
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{EPL_NMT_GS_INITIALIZING, "NMT_GS_INITIALIZING" },
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{EPL_NMT_GS_RESET_APPLICATION, "NMT_GS_RESET_APPLICATION" },
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{EPL_NMT_GS_RESET_COMMUNICATION, "NMT_GS_RESET_COMMUNICATION"},
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{EPL_NMT_CS_NOT_ACTIVE, "NMT_CS_NOT_ACTIVE" },
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{EPL_NMT_CS_PRE_OPERATIONAL_1, "NMT_CS_PRE_OPERATIONAL_1" },
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{EPL_NMT_CS_PRE_OPERATIONAL_2, "NMT_CS_PRE_OPERATIONAL_2" },
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{EPL_NMT_CS_READY_TO_OPERATE, "NMT_CS_READY_TO_OPERATE" },
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{EPL_NMT_CS_OPERATIONAL, "NMT_CS_OPERATIONAL" },
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{EPL_NMT_CS_STOPPED, "NMT_CS_STOPPED" },
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{EPL_NMT_CS_BASIC_ETHERNET, "NMT_CS_BASIC_ETHERNET" },
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{0,NULL}
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};
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/* NMT State values (for MN)*/
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#define EPL_NMT_GS_OFF 0x00
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#define EPL_NMT_GS_INITIALIZING 0x19
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#define EPL_NMT_GS_RESET_APPLICATION 0x29
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#define EPL_NMT_GS_RESET_COMMUNICATION 0x39
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#define EPL_NMT_MS_NOT_ACTIVE 0x1C
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#define EPL_NMT_MS_PRE_OPERATIONAL_1 0x1D
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#define EPL_NMT_MS_PRE_OPERATIONAL_2 0x5D
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#define EPL_NMT_MS_READY_TO_OPERATE 0x6D
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#define EPL_NMT_MS_OPERATIONAL 0xFD
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#define EPL_NMT_MS_BASIC_ETHERNET 0x1E
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static const value_string epl_nmt_ms_vals[] = {
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{EPL_NMT_GS_OFF, "NMT_GS_OFF" },
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{EPL_NMT_GS_INITIALIZING, "NMT_GS_INITIALIZING" },
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{EPL_NMT_GS_RESET_APPLICATION, "NMT_GS_RESET_APPLICATION" },
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{EPL_NMT_GS_RESET_COMMUNICATION, "NMT_GS_RESET_COMMUNICATION"},
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{EPL_NMT_MS_NOT_ACTIVE, "NMT_MS_NOT_ACTIVE" },
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{EPL_NMT_MS_PRE_OPERATIONAL_1, "NMT_MS_PRE_OPERATIONAL_1" },
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{EPL_NMT_MS_PRE_OPERATIONAL_2, "NMT_MS_PRE_OPERATIONAL_2" },
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{EPL_NMT_MS_READY_TO_OPERATE, "NMT_MS_READY_TO_OPERATE" },
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{EPL_NMT_MS_OPERATIONAL, "NMT_MS_OPERATIONAL" },
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{EPL_NMT_MS_BASIC_ETHERNET, "NMT_MS_BASIC_ETHERNET" },
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{0,NULL}
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};
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/* EPL Device Profiles according to CANopen */
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#define EPL_PROFILE_NO 0
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#define EPL_PROFILE_GENERIC_IO 401
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#define EPL_PROFILE_DRIVE 402
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#define EPL_PROFILE_HMI 403
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#define EPL_PROFILE_MEASURING 404
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#define EPL_PROFILE_PLC 405
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#define EPL_PROFILE_ENCODER 406
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static const value_string epl_device_profiles[] = {
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{EPL_PROFILE_NO, "No Standard Device"},
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{EPL_PROFILE_GENERIC_IO, "Generic I/O module"},
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{EPL_PROFILE_DRIVE, "Drive and motion control"},
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{EPL_PROFILE_HMI, "Human Machine Interface"},
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{EPL_PROFILE_MEASURING, "Measuring device"},
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{EPL_PROFILE_PLC, "IEC 61131-3 PLC"},
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{EPL_PROFILE_ENCODER, "Encoder"},
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{0,NULL}
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};
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/* SDO SequenceLayer */
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#define EPL_ASND_SDO_SEQ_RECEIVE_SEQUENCE_NUMBER_OFFSET 4
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#define EPL_ASND_SDO_SEQ_RECEIVE_CON_OFFSET 4
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#define EPL_ASND_SDO_SEQ_SEND_SEQUENCE_NUMBER_OFFSET 5
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#define EPL_ASND_SDO_SEQ_SEND_CON_OFFSET 5
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#define EPL_ASND_SDO_SEQ_RECEIVE_CON_NO_CONNECTION 0x00
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#define EPL_ASND_SDO_SEQ_RECEIVE_CON_INITIALIZATION 0x01
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#define EPL_ASND_SDO_SEQ_RECEIVE_CON_CONNECTION_VALID 0x02
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#define EPL_ASND_SDO_SEQ_RECEIVE_CON_ERROR_RESPONSE 0x03
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#define EPL_ASND_SDO_SEQ_CON_MASK 0x03
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static const value_string epl_sdo_receive_con_vals[] = {
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{EPL_ASND_SDO_SEQ_RECEIVE_CON_NO_CONNECTION, "No connection" },
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{EPL_ASND_SDO_SEQ_RECEIVE_CON_INITIALIZATION, "Initialization" },
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{EPL_ASND_SDO_SEQ_RECEIVE_CON_CONNECTION_VALID, "Connection valid" },
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{EPL_ASND_SDO_SEQ_RECEIVE_CON_ERROR_RESPONSE, "Error Response (retransmission request)"},
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{0,NULL}
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};
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#define EPL_ASND_SDO_SEQ_SEND_CON_NO_CONNECTION 0x00
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#define EPL_ASND_SDO_SEQ_SEND_CON_INITIALIZATION 0x01
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#define EPL_ASND_SDO_SEQ_SEND_CON_CONNECTION_VALID 0x02
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#define EPL_ASND_SDO_SEQ_SEND_CON_ERROR_VALID_ACK_REQ 0x03
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static const value_string epl_sdo_send_con_vals[] = {
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{EPL_ASND_SDO_SEQ_SEND_CON_NO_CONNECTION, "No connection" },
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{EPL_ASND_SDO_SEQ_SEND_CON_INITIALIZATION, "Initialization" },
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{EPL_ASND_SDO_SEQ_SEND_CON_CONNECTION_VALID, "Connection valid" },
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{EPL_ASND_SDO_SEQ_SEND_CON_ERROR_VALID_ACK_REQ, "Connection valid with acknowledge request" },
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{0,NULL}
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};
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/* SDO EPL Command Layer Protocol */
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#define EPL_ASND_SDO_CMD_ABORT_FILTER 0x40
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#define EPL_ASND_SDO_CMD_SEGMENTATION_FILTER 0x30
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#define EPL_ASND_SDO_CMD_RESPONSE_FILTER 0x80
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/* SDO - Abort Transfer */
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static const value_string sdo_cmd_abort_code[] = {
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{0x05030000, "reserved" },
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{0x05040000, "SDO protocol timed out." },
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{0x05040001, "Client/server Command ID not valid or unknown." },
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{0x05040002, "Invalid block size." },
|
|
{0x05040003, "Invalid sequence number." },
|
|
{0x05040004, "reserved" },
|
|
{0x05040005, "Out of memory." },
|
|
{0x06010000, "Unsupported access to an object." },
|
|
{0x06010001, "Attempt to read a write-only object." },
|
|
{0x06010002, "Attempt to write a read-only object." },
|
|
{0x06020000, "Object does not exist in the object dictionary." },
|
|
{0x06040041, "Object cannot be mapped to the PDO." },
|
|
{0x06040042, "The number and length of the objects to be mapped would exceed PDO length." },
|
|
{0x06040043, "General parameter incompatibility." },
|
|
{0x06040047, "General internal incompatibility in the device." },
|
|
{0x06060000, "Access failed due to a hardware error." },
|
|
{0x06070010, "Data type does not match, length of service parameter does not match." },
|
|
{0x06070012, "Data type does not match, length of service parameter too high." },
|
|
{0x06070013, "Data type does not match, length of service parameter too low." },
|
|
{0x06090011, "Sub-index does not exist." },
|
|
{0x06090030, "Value range of parameter exceeded (only for write access)." },
|
|
{0x06090031, "Value of parameter written too high." },
|
|
{0x06090032, "Value of parameter written too low." },
|
|
{0x06090036, "Maximum value is less then minimum value." },
|
|
{0x08000000, "General error" },
|
|
{0x08000020, "Data cannot be transferred or stored to the application." },
|
|
{0x08000021, "Data cannot be transferred or stored to the application because of local control." },
|
|
{0x08000022, "Data cannot be transferred or stored to the application because of the present device state." },
|
|
{0x08000023, "Object dictionary dynamic generation fails or no object dictionary is present." },
|
|
{0x08000024, "EDS, DCF or Concise DCF Data set empty." },
|
|
{0,NULL}
|
|
};
|
|
|
|
|
|
#define EPL_ASND_SDO_CMD_RESPONSE_RESPONSE 0
|
|
#define EPL_ASND_SDO_CMD_RESPONSE_REQUEST 1
|
|
|
|
static const value_string epl_sdo_asnd_cmd_response[] = {
|
|
{EPL_ASND_SDO_CMD_RESPONSE_RESPONSE, "Request" },
|
|
{EPL_ASND_SDO_CMD_RESPONSE_REQUEST, "Response" },
|
|
{0,NULL}
|
|
};
|
|
|
|
#define EPL_ASND_SDO_CMD_ABORT_TRANSFER_OK 0
|
|
#define EPL_ASND_SDO_CMD_ABORT_ABORT_TRANSFER 1
|
|
|
|
static const value_string epl_sdo_asnd_cmd_abort[] = {
|
|
{EPL_ASND_SDO_CMD_ABORT_TRANSFER_OK, "Transfer OK" },
|
|
{EPL_ASND_SDO_CMD_ABORT_ABORT_TRANSFER, "Abort Transfer" },
|
|
{0,NULL}
|
|
};
|
|
|
|
#define EPL_ASND_SDO_CMD_SEGMENTATION_EPEDITED_TRANSFER 0
|
|
#define EPL_ASND_SDO_CMD_SEGMENTATION_INITIATE_TRANSFER 1
|
|
#define EPL_ASND_SDO_CMD_SEGMENTATION_SEGMENT 2
|
|
#define EPL_ASND_SDO_CMD_SEGMENTATION_TRANSFER_COMPLETE 3
|
|
|
|
static const value_string epl_sdo_asnd_cmd_segmentation[] = {
|
|
{EPL_ASND_SDO_CMD_SEGMENTATION_EPEDITED_TRANSFER, "Expedited Transfer" },
|
|
{EPL_ASND_SDO_CMD_SEGMENTATION_INITIATE_TRANSFER, "Initiate Transfer" },
|
|
{EPL_ASND_SDO_CMD_SEGMENTATION_SEGMENT, "Segment" },
|
|
{EPL_ASND_SDO_CMD_SEGMENTATION_TRANSFER_COMPLETE, "Transfer Complete" },
|
|
{0,NULL}
|
|
};
|
|
|
|
#define EPL_ASND_SDO_COMMAND_NOT_IN_LIST 0x00
|
|
#define EPL_ASND_SDO_COMMAND_WRITE_BY_INDEX 0x01
|
|
#define EPL_ASND_SDO_COMMAND_READ_BY_INDEX 0x02
|
|
#define EPL_ASND_SDO_COMMAND_WRITE_ALL_BY_INDEX 0x03
|
|
#define EPL_ASND_SDO_COMMAND_READ_ALL_BY_INDEX 0x04
|
|
#define EPL_ASND_SDO_COMMAND_WRITE_BY_NAME 0x05
|
|
#define EPL_ASND_SDO_COMMAND_READ_BY_NAME 0x06
|
|
#define EPL_ASND_SDO_COMMAND_FILE_WRITE 0x20
|
|
#define EPL_ASND_SDO_COMMAND_FILE_READ 0x21
|
|
#define EPL_ASND_SDO_COMMAND_WRITE_MULTIPLE_PARAMETER_BY_INDEX 0x31
|
|
#define EPL_ASND_SDO_COMMAND_READ_MULTIPLE_PARAMETER_BY_INDEX 0x32
|
|
#define EPL_ASND_SDO_COMMAND_MAXIMUM_SEGMENT_SIZE 0x70
|
|
#define EPL_ASND_SDO_COMMAND_LINK_NAME_TO_INDEX 0x71
|
|
|
|
static const value_string epl_sdo_asnd_commands[] = {
|
|
{EPL_ASND_SDO_COMMAND_NOT_IN_LIST , "Not in List" },
|
|
{EPL_ASND_SDO_COMMAND_WRITE_BY_INDEX , "Write by Index" },
|
|
{EPL_ASND_SDO_COMMAND_READ_BY_INDEX , "Read by Index" },
|
|
{EPL_ASND_SDO_COMMAND_WRITE_ALL_BY_INDEX , "Write All by Index" },
|
|
{EPL_ASND_SDO_COMMAND_READ_ALL_BY_INDEX , "Read All by Index" },
|
|
{EPL_ASND_SDO_COMMAND_WRITE_BY_NAME , "Write by Name" },
|
|
{EPL_ASND_SDO_COMMAND_READ_BY_NAME , "Read by Name" },
|
|
{EPL_ASND_SDO_COMMAND_FILE_WRITE , "File Write" },
|
|
{EPL_ASND_SDO_COMMAND_FILE_READ , "File Read" },
|
|
{EPL_ASND_SDO_COMMAND_WRITE_MULTIPLE_PARAMETER_BY_INDEX, "Write Multiple Parameter by Index" },
|
|
{EPL_ASND_SDO_COMMAND_READ_MULTIPLE_PARAMETER_BY_INDEX , "Read Multiple Parameter by Index" },
|
|
{EPL_ASND_SDO_COMMAND_MAXIMUM_SEGMENT_SIZE , "Maximum Segment Size" },
|
|
{EPL_ASND_SDO_COMMAND_LINK_NAME_TO_INDEX , "Link objects only accessible via name to an index/sub-index"},
|
|
{0,NULL}
|
|
};
|
|
static const gchar* addr_str_cn = " (Controlled Node)";
|
|
static const gchar* addr_str_res = " (reserved)";
|
|
|
|
static gint dissect_epl_soc(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset);
|
|
static gint dissect_epl_preq(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset);
|
|
static gint dissect_epl_pres(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset);
|
|
static gint dissect_epl_soa(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset);
|
|
|
|
static gint dissect_epl_asnd_ires(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset);
|
|
static gint dissect_epl_asnd_sres(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset);
|
|
static gint dissect_epl_asnd_nmtcmd(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset);
|
|
static gint dissect_epl_asnd_nmtreq(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset);
|
|
static gint dissect_epl_asnd(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset);
|
|
|
|
static gint dissect_epl_asnd_sdo(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset);
|
|
static gint dissect_epl_sdo_sequence(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset);
|
|
static gint dissect_epl_sdo_command(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset);
|
|
static gint dissect_epl_sdo_command_write_by_index(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset, guint8 segmented, gboolean response);
|
|
static gint dissect_epl_sdo_command_read_by_index(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset, guint8 segmented, gboolean response);
|
|
|
|
static const gchar* decode_epl_address(guchar adr);
|
|
|
|
static gboolean dissect_epl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
|
|
|
|
|
|
/* Initialize the protocol and registered fields */
|
|
static gint proto_epl = -1;
|
|
static gint hf_epl_mtyp = -1;
|
|
static gint hf_epl_dest = -1;
|
|
static gint hf_epl_src = -1;
|
|
|
|
static gint hf_epl_soc_mc = -1;
|
|
static gint hf_epl_soc_ps = -1;
|
|
static gint hf_epl_soc_nettime = -1;
|
|
static gint hf_epl_soc_relativetime = -1;
|
|
|
|
static gint hf_epl_preq_ms = -1;
|
|
static gint hf_epl_preq_ea = -1;
|
|
static gint hf_epl_preq_rd = -1;
|
|
static gint hf_epl_preq_pdov = -1;
|
|
static gint hf_epl_preq_size = -1;
|
|
static gint hf_epl_preq_pl = -1;
|
|
|
|
static gint hf_epl_pres_stat_ms = -1;
|
|
static gint hf_epl_pres_stat_cs = -1;
|
|
static gint hf_epl_pres_ms = -1;
|
|
static gint hf_epl_pres_en = -1;
|
|
static gint hf_epl_pres_rd = -1;
|
|
static gint hf_epl_pres_pr = -1;
|
|
static gint hf_epl_pres_rs = -1;
|
|
static gint hf_epl_pres_pdov = -1;
|
|
static gint hf_epl_pres_size = -1;
|
|
static gint hf_epl_pres_pl = -1;
|
|
|
|
static gint hf_epl_soa_stat_ms = -1;
|
|
static gint hf_epl_soa_stat_cs = -1;
|
|
static gint hf_epl_soa_ea = -1;
|
|
static gint hf_epl_soa_er = -1;
|
|
static gint hf_epl_soa_svid = -1;
|
|
static gint hf_epl_soa_svtg = -1;
|
|
static gint hf_epl_soa_eplv = -1;
|
|
|
|
static gint hf_epl_asnd_svid = -1;
|
|
static gint hf_epl_asnd_data = -1;
|
|
|
|
/*IdentResponse*/
|
|
static gint hf_epl_asnd_identresponse_en = -1;
|
|
static gint hf_epl_asnd_identresponse_ec = -1;
|
|
static gint hf_epl_asnd_identresponse_pr = -1;
|
|
static gint hf_epl_asnd_identresponse_rs = -1;
|
|
static gint hf_epl_asnd_identresponse_stat_ms = -1;
|
|
static gint hf_epl_asnd_identresponse_stat_cs = -1;
|
|
static gint hf_epl_asnd_identresponse_ever = -1;
|
|
static gint hf_epl_asnd_identresponse_feat = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit0 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit1 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit2 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit3 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit4 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit5 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit6 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit7 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit8 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bit9 = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bitA = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bitB = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bitC = -1;
|
|
static gint hf_epl_asnd_identresponse_feat_bitD = -1;
|
|
static gint hf_epl_asnd_identresponse_mtu = -1;
|
|
static gint hf_epl_asnd_identresponse_pis = -1;
|
|
static gint hf_epl_asnd_identresponse_pos = -1;
|
|
static gint hf_epl_asnd_identresponse_rst = -1;
|
|
static gint hf_epl_asnd_identresponse_dt = -1;
|
|
static gint hf_epl_asnd_identresponse_profile = -1;
|
|
static gint hf_epl_asnd_identresponse_vid = -1;
|
|
static gint hf_epl_asnd_identresponse_productcode = -1;
|
|
static gint hf_epl_asnd_identresponse_rno = -1;
|
|
static gint hf_epl_asnd_identresponse_sno = -1;
|
|
static gint hf_epl_asnd_identresponse_vex1 = -1;
|
|
static gint hf_epl_asnd_identresponse_vcd = -1;
|
|
static gint hf_epl_asnd_identresponse_vct = -1;
|
|
static gint hf_epl_asnd_identresponse_ad = -1;
|
|
static gint hf_epl_asnd_identresponse_at = -1;
|
|
static gint hf_epl_asnd_identresponse_ipa = -1;
|
|
static gint hf_epl_asnd_identresponse_snm = -1;
|
|
static gint hf_epl_asnd_identresponse_gtw = -1;
|
|
static gint hf_epl_asnd_identresponse_hn = -1;
|
|
static gint hf_epl_asnd_identresponse_vex2 = -1;
|
|
|
|
/*StatusResponse*/
|
|
static gint hf_epl_asnd_statusresponse_en = -1;
|
|
static gint hf_epl_asnd_statusresponse_ec = -1;
|
|
static gint hf_epl_asnd_statusresponse_pr = -1;
|
|
static gint hf_epl_asnd_statusresponse_rs = -1;
|
|
static gint hf_epl_asnd_statusresponse_stat_ms = -1;
|
|
static gint hf_epl_asnd_statusresponse_stat_cs = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb = -1;
|
|
|
|
/*StaticErrorBitField */
|
|
static gint hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit0 = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit1 = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit2 = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit3 = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit4 = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit5 = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit7 = -1;
|
|
static gint hf_epl_asnd_statusresponse_seb_devicespecific_err = -1;
|
|
|
|
/*List of Errors/Events*/
|
|
static gint hf_epl_asnd_statusresponse_el = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_type = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_type_profile = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_type_mode = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_type_bit14 = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_type_bit15 = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_code = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_time = -1;
|
|
static gint hf_epl_asnd_statusresponse_el_entry_add = -1;
|
|
|
|
/*NMTRequest*/
|
|
static gint hf_epl_asnd_nmtrequest_rcid = -1;
|
|
static gint hf_epl_asnd_nmtrequest_rct = -1;
|
|
static gint hf_epl_asnd_nmtrequest_rcd = -1;
|
|
|
|
/*NMTCommand*/
|
|
static gint hf_epl_asnd_nmtcommand_cid = -1;
|
|
static gint hf_epl_asnd_nmtcommand_cdat = -1;
|
|
/*static gint hf_epl_asnd_nmtcommand_nmtnetparameterset_mtu = -1;*/
|
|
static gint hf_epl_asnd_nmtcommand_nmtnethostnameset_hn = -1;
|
|
static gint hf_epl_asnd_nmtcommand_nmtflusharpentry_nid = -1;
|
|
static gint hf_epl_asnd_nmtcommand_nmtpublishtime_dt = -1;
|
|
|
|
/*Asynchronuous SDO Sequence Layer*/
|
|
static gint hf_epl_asnd_sdo_seq_receive_sequence_number = -1;
|
|
static gint hf_epl_asnd_sdo_seq_receive_con = -1;
|
|
static gint hf_epl_asnd_sdo_seq_send_sequence_number = -1;
|
|
static gint hf_epl_asnd_sdo_seq_send_con = -1;
|
|
|
|
/*Asynchronuous SDO Command Layer*/
|
|
static gint hf_epl_asnd_sdo_cmd_transaction_id = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_response = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_abort = -1;
|
|
|
|
static gint hf_epl_asnd_sdo_cmd_segmentation = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_command_id = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_segment_size = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_data_size = -1;
|
|
|
|
static gint hf_epl_asnd_sdo_cmd_abort_code = -1;
|
|
/*static gint hf_epl_asnd_sdo_cmd_abort_flag = -1;*/
|
|
/*static gint hf_epl_asnd_sdo_cmd_segmentation_flag = -1;*/
|
|
/*static gint hf_epl_asnd_sdo_cmd_cmd_valid_test = -1;*/
|
|
|
|
/*static gint hf_epl_asnd_sdo_actual_command_id = -1;*/
|
|
|
|
static gint hf_epl_asnd_sdo_cmd_write_by_index_index = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_write_by_index_subindex = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_write_by_index_data = -1;
|
|
/*static gint hf_epl_asnd_sdo_cmd_write_by_index_response = -1;*/
|
|
|
|
static gint hf_epl_asnd_sdo_cmd_read_by_index_index = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_read_by_index_subindex = -1;
|
|
static gint hf_epl_asnd_sdo_cmd_read_by_index_data = -1;
|
|
/*static gint hf_epl_asnd_sdo_cmd_read_by_index_response = -1;*/
|
|
|
|
/*static gint hf_epl_asnd_sdo_actual_segment_size = -1;*/
|
|
/*static gint hf_epl_asnd_sdo_actual_payload_size_read = -1;*/
|
|
|
|
/* Initialize the subtree pointers */
|
|
static gint ett_epl = -1;
|
|
static gint ett_epl_feat = -1;
|
|
static gint ett_epl_seb = -1;
|
|
static gint ett_epl_el = -1;
|
|
static gint ett_epl_el_entry = -1;
|
|
static gint ett_epl_el_entry_type = -1;
|
|
static gint ett_epl_sdo_entry_type = -1;
|
|
|
|
/* preference whether or not display the SoC flags in info column */
|
|
gboolean show_soc_flags = FALSE;
|
|
|
|
|
|
/* Define the tap for epl */
|
|
/*static gint epl_tap = -1;*/
|
|
|
|
|
|
/* Code to actually dissect the packets */
|
|
static gboolean
|
|
dissect_epl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|
{
|
|
guint8 epl_mtyp, epl_src, epl_dest;
|
|
const gchar *src_str, *dest_str;
|
|
gboolean udpencap = FALSE;
|
|
/* static epl_info_t mi; */
|
|
/* Set up structures needed to add the protocol subtree and manage it */
|
|
proto_item *ti;
|
|
proto_tree *epl_tree = NULL, *epl_src_item, *epl_dest_item;
|
|
gint offset = 0;
|
|
|
|
if (tvb_length(tvb) < 3)
|
|
{
|
|
/* Not enough data for an EPL header; don't try to interpret it */
|
|
return FALSE;
|
|
}
|
|
|
|
/* Make entries in Protocol column and Info column on summary display */
|
|
if (pinfo->ethertype == ETHERTYPE_EPL_V2)
|
|
{
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "EPL");
|
|
udpencap = FALSE;
|
|
}
|
|
else
|
|
{ /* guess that this is an EPL frame encapsulated into an UDP datagram */
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "EPL/UDP");
|
|
udpencap = TRUE;
|
|
}
|
|
|
|
/*
|
|
* In case the packet is a protocol encoded in the basic EPL transport stream,
|
|
* give that protocol a chance to make a heuristic dissection, before we continue
|
|
* to dissect it as a normal EPL packet.
|
|
*/
|
|
if (dissector_try_heuristic(heur_epl_subdissector_list, tvb, pinfo, tree))
|
|
return TRUE;
|
|
|
|
/* Get message type */
|
|
epl_mtyp = tvb_get_guint8(tvb, EPL_MTYP_OFFSET) & 0x7F;
|
|
|
|
/* tap */
|
|
/* mi.epl_mtyp = epl_mtyp;
|
|
tap_queue_packet(epl_tap, pinfo, &mi);
|
|
*/
|
|
|
|
/* Get Destination */
|
|
epl_dest = tvb_get_guint8(tvb, EPL_DEST_OFFSET);
|
|
dest_str = decode_epl_address(epl_dest);
|
|
|
|
/* Get Source */
|
|
epl_src = tvb_get_guint8(tvb, EPL_SRC_OFFSET);
|
|
src_str = decode_epl_address(epl_src);
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
/* Choose the right string for "Info" column (message type) */
|
|
switch (epl_mtyp)
|
|
{
|
|
case EPL_SOC:
|
|
/* source and destination NodeID are fixed according to the spec */
|
|
col_set_str(pinfo->cinfo, COL_INFO, "SoC ");
|
|
break;
|
|
|
|
case EPL_PREQ:
|
|
/* show only destination NodeID, because source is always 240 (MN) */
|
|
col_add_fstr(pinfo->cinfo, COL_INFO, "PReq dst = %3d ", epl_dest);
|
|
break;
|
|
|
|
case EPL_PRES:
|
|
/* show only source NodeID, because destination is always 255 (broadcast) */
|
|
col_add_fstr(pinfo->cinfo, COL_INFO, "PRes src = %3d ", epl_src);
|
|
break;
|
|
|
|
case EPL_SOA:
|
|
/* source and destination NodeID are fixed according to the spec */
|
|
col_set_str(pinfo->cinfo, COL_INFO, "SoA ");
|
|
break;
|
|
|
|
case EPL_ASND:
|
|
if (udpencap)
|
|
{
|
|
col_set_str(pinfo->cinfo, COL_INFO, "ASnd ");
|
|
}
|
|
else
|
|
{
|
|
col_add_fstr(pinfo->cinfo, COL_INFO, "ASnd src = %3d dst = %3d ", epl_src, epl_dest);
|
|
}
|
|
break;
|
|
|
|
default: /* no valid EPL packet */
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (tree)
|
|
{
|
|
/* create display subtree for the protocol */
|
|
ti = proto_tree_add_item(tree, proto_epl, tvb, 0, -1, TRUE);
|
|
epl_tree = proto_item_add_subtree(ti, ett_epl);
|
|
|
|
proto_tree_add_item(epl_tree,
|
|
hf_epl_mtyp, tvb, offset, 1, TRUE);
|
|
}
|
|
offset += 1;
|
|
|
|
if (tree && !udpencap)
|
|
{
|
|
epl_dest_item = proto_tree_add_item(epl_tree, hf_epl_dest, tvb, offset, 1, TRUE);
|
|
proto_item_append_text (epl_dest_item, "%s", dest_str);
|
|
offset += 1;
|
|
|
|
epl_src_item = proto_tree_add_item(epl_tree, hf_epl_src, tvb, offset, 1, TRUE);
|
|
proto_item_append_text (epl_src_item, "%s", src_str);
|
|
offset += 1;
|
|
}
|
|
else
|
|
{
|
|
offset += 2;
|
|
}
|
|
|
|
/* The rest of the EPL dissector depends on the message type */
|
|
switch (epl_mtyp)
|
|
{
|
|
case EPL_SOC:
|
|
offset = dissect_epl_soc(epl_tree, tvb, pinfo, offset);
|
|
break;
|
|
|
|
case EPL_PREQ:
|
|
offset = dissect_epl_preq(epl_tree, tvb, pinfo, offset);
|
|
break;
|
|
|
|
case EPL_PRES:
|
|
offset = dissect_epl_pres(epl_tree, tvb, pinfo, epl_src, offset);
|
|
break;
|
|
|
|
case EPL_SOA:
|
|
offset = dissect_epl_soa(epl_tree, tvb, pinfo, epl_src, offset);
|
|
break;
|
|
|
|
case EPL_ASND:
|
|
offset = dissect_epl_asnd(epl_tree, tvb, pinfo, epl_src, offset);
|
|
break;
|
|
|
|
default: /* no valid EPL packet */
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
|
|
const gchar*
|
|
decode_epl_address (guchar adr)
|
|
{
|
|
const gchar *addr_str;
|
|
|
|
addr_str = match_strval(adr, addr_str_vals);
|
|
|
|
if (addr_str != NULL)
|
|
{
|
|
return addr_str;
|
|
}
|
|
else
|
|
{
|
|
if (( adr < EPL_MN_NODEID) && (adr > EPL_INVALID_NODEID))
|
|
{
|
|
return addr_str_cn;
|
|
}
|
|
else
|
|
{
|
|
return addr_str_res;
|
|
}
|
|
}
|
|
}
|
|
|
|
gint
|
|
dissect_epl_soc(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
|
{
|
|
nstime_t nettime;
|
|
guint8 flags;
|
|
|
|
offset += 1;
|
|
|
|
flags = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_boolean(epl_tree, hf_epl_soc_mc, tvb, offset, 1, flags);
|
|
proto_tree_add_boolean(epl_tree, hf_epl_soc_ps, tvb, offset, 1, flags);
|
|
}
|
|
offset += 2;
|
|
|
|
if (show_soc_flags && check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "MC = %d PS = %d",
|
|
((EPL_SOC_MC_MASK & flags) >> 7), ((EPL_SOC_PS_MASK & flags) >> 6));
|
|
}
|
|
|
|
if (epl_tree)
|
|
{
|
|
nettime.secs = tvb_get_letohl(tvb, offset);
|
|
nettime.nsecs = tvb_get_letohl(tvb, offset+4);
|
|
proto_tree_add_time(epl_tree, hf_epl_soc_nettime, tvb, offset, 8, &nettime);
|
|
offset += 8;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_soc_relativetime, tvb, offset, 8, TRUE);
|
|
offset += 8;
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_preq(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
|
{
|
|
guint16 len;
|
|
guint8 pdoversion;
|
|
guint8 flags;
|
|
|
|
offset += 1;
|
|
|
|
flags = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_boolean(epl_tree, hf_epl_preq_ms, tvb, offset, 1, flags);
|
|
proto_tree_add_boolean(epl_tree, hf_epl_preq_ea, tvb, offset, 1, flags);
|
|
proto_tree_add_boolean(epl_tree, hf_epl_preq_rd, tvb, offset, 1, flags);
|
|
}
|
|
offset += 2;
|
|
|
|
pdoversion = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_string_format(epl_tree, hf_epl_preq_pdov, tvb, offset,
|
|
1, "", "PDOVersion %d.%d", hi_nibble(pdoversion), lo_nibble(pdoversion));
|
|
}
|
|
offset += 2;
|
|
|
|
/* get size of payload */
|
|
len = tvb_get_letohs(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_preq_size, tvb, offset, 2, len);
|
|
}
|
|
|
|
offset += 2;
|
|
|
|
if (epl_tree && (len > 0))
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_preq_pl, tvb, offset, len, TRUE);
|
|
}
|
|
offset += len;
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "RD = %d size = %d ver = %d.%d",
|
|
(EPL_PDO_RD_MASK & flags), len, hi_nibble(pdoversion), lo_nibble(pdoversion));
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_pres(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset)
|
|
{
|
|
guint16 len;
|
|
guint8 pdoversion;
|
|
guint8 flags;
|
|
|
|
if (epl_tree)
|
|
{
|
|
if (epl_src != EPL_MN_NODEID) /* check if the sender is CN or MN */
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_pres_stat_cs, tvb, offset, 1, TRUE);
|
|
}
|
|
else /* MN */
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_pres_stat_ms, tvb, offset, 1, TRUE);
|
|
}
|
|
}
|
|
offset += 1;
|
|
|
|
flags = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_boolean(epl_tree, hf_epl_pres_ms, tvb, offset, 1, flags);
|
|
proto_tree_add_boolean(epl_tree, hf_epl_pres_en, tvb, offset, 1, flags);
|
|
proto_tree_add_boolean(epl_tree, hf_epl_pres_rd, tvb, offset, 1, flags);
|
|
}
|
|
offset += 1;
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_pres_pr, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_tree, hf_epl_pres_rs, tvb, offset, 1, TRUE);
|
|
}
|
|
offset += 1;
|
|
|
|
pdoversion = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_string_format(epl_tree, hf_epl_pres_pdov, tvb, offset,
|
|
1, "", "PDOVersion %d.%d", hi_nibble(pdoversion), lo_nibble(pdoversion));
|
|
}
|
|
offset += 2;
|
|
|
|
/* get size of payload */
|
|
len = tvb_get_letohs(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_pres_size, tvb, offset, 2, len);
|
|
}
|
|
|
|
offset += 2;
|
|
if (epl_tree && (len > 0))
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_pres_pl, tvb, offset, len, TRUE);
|
|
}
|
|
offset += len;
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "RD = %d size = %d ver = %d.%d",
|
|
(EPL_PDO_RD_MASK & flags), len, hi_nibble(pdoversion), lo_nibble(pdoversion));
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_soa(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset)
|
|
{
|
|
guint8 eplversion;
|
|
guint8 svid, target;
|
|
|
|
if (epl_tree)
|
|
{
|
|
if (epl_src != EPL_MN_NODEID) /* check if CN or MN */
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_soa_stat_cs, tvb, offset, 1, TRUE);
|
|
}
|
|
else /* MN */
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_soa_stat_ms, tvb, offset, 1, TRUE);
|
|
}
|
|
}
|
|
offset += 1;
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_soa_ea, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_tree, hf_epl_soa_er, tvb, offset, 1, TRUE);
|
|
}
|
|
offset += 2;
|
|
|
|
svid = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_soa_svid, tvb, offset, 1, svid);
|
|
}
|
|
offset += 1;
|
|
|
|
target = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_soa_svtg, tvb, offset, 1, target);
|
|
}
|
|
offset += 1;
|
|
|
|
if (svid != EPL_SOA_NOSERVICE && check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "tgt = %3d %s",
|
|
target, val_to_str(svid, soa_svid_vals, "Unknown (%d)"));
|
|
}
|
|
|
|
if (epl_tree)
|
|
{
|
|
eplversion = tvb_get_guint8(tvb, offset);
|
|
proto_tree_add_string_format(epl_tree, hf_epl_soa_eplv, tvb, offset,
|
|
1, "", "EPLVersion %d.%d", hi_nibble(eplversion), lo_nibble(eplversion));
|
|
}
|
|
offset += 1;
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_asnd(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset)
|
|
{
|
|
guint8 svid;
|
|
|
|
/* get ServiceID of payload */
|
|
svid = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_svid, tvb, offset, 1, svid);
|
|
}
|
|
|
|
offset += 1;
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "%s ",
|
|
val_to_str(svid, asnd_svid_vals, "Unknown (%d)"));
|
|
}
|
|
|
|
switch (svid)
|
|
{
|
|
case EPL_ASND_IDENTRESPONSE:
|
|
offset = dissect_epl_asnd_ires(epl_tree, tvb, pinfo, epl_src, offset);
|
|
break;
|
|
|
|
case EPL_ASND_STATUSRESPONSE:
|
|
offset = dissect_epl_asnd_sres(epl_tree, tvb, pinfo, epl_src, offset);
|
|
break;
|
|
|
|
case EPL_ASND_NMTREQUEST:
|
|
offset = dissect_epl_asnd_nmtreq(epl_tree, tvb, pinfo, offset);
|
|
break;
|
|
|
|
case EPL_ASND_NMTCOMMAND:
|
|
offset = dissect_epl_asnd_nmtcmd(epl_tree, tvb, pinfo, offset);
|
|
break;
|
|
|
|
case EPL_ASND_SDO:
|
|
offset = dissect_epl_asnd_sdo(epl_tree, tvb, pinfo, offset);
|
|
break;
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_asnd_nmtreq(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
|
{
|
|
guint8 rcid;
|
|
|
|
rcid = tvb_get_guint8(tvb, offset);
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_nmtrequest_rcid, tvb, offset, 1, rcid);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_nmtrequest_rct, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_nmtrequest_rcd, tvb, offset, -1, TRUE);
|
|
}
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(rcid, asnd_cid_vals, "Unknown (%d)"));
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_asnd_nmtcmd(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
|
{
|
|
guint8 epl_asnd_nmtcommand_cid;
|
|
|
|
epl_asnd_nmtcommand_cid = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_nmtcommand_cid, tvb, offset, 1, epl_asnd_nmtcommand_cid);
|
|
offset += 2;
|
|
|
|
switch (epl_asnd_nmtcommand_cid)
|
|
{
|
|
case EPL_ASND_NMTCOMMAND_NMTNETHOSTNAMESET:
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_nmtcommand_nmtnethostnameset_hn, tvb, offset, 32, TRUE);
|
|
offset += 32;
|
|
break;
|
|
|
|
case EPL_ASND_NMTCOMMAND_NMTFLUSHARPENTRY:
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_nmtcommand_nmtflusharpentry_nid, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
break;
|
|
|
|
case EPL_ASND_NMTCOMMAND_NMTPUBLISHTIME:
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_nmtcommand_nmtpublishtime_dt, tvb, offset, 6, TRUE);
|
|
offset += 6;
|
|
break;
|
|
|
|
default:
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_nmtcommand_cdat, tvb, offset, -1, TRUE);
|
|
}
|
|
}
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(epl_asnd_nmtcommand_cid, asnd_cid_vals, "Unknown (%d)"));
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_asnd_ires(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset)
|
|
{
|
|
guint8 eplversion;
|
|
guint16 profile,additional;
|
|
guint32 epl_asnd_identresponse_ipa, epl_asnd_identresponse_snm, epl_asnd_identresponse_gtw;
|
|
guint32 epl_asnd_ires_feat, device_type;
|
|
proto_item *ti_feat;
|
|
proto_tree *epl_feat_tree;
|
|
|
|
device_type = tvb_get_letohl(tvb, offset + 22);
|
|
profile = tvb_get_letohs(tvb, offset + 22);
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_en, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_ec, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_pr, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_rs, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
|
|
if (epl_src != EPL_MN_NODEID) /* check if CN or MN */
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_stat_cs, tvb, offset, 1, TRUE);
|
|
}
|
|
else /* MN */
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_stat_ms, tvb, offset, 1, TRUE);
|
|
}
|
|
offset += 2;
|
|
|
|
eplversion = tvb_get_guint8(tvb, offset);
|
|
proto_tree_add_string_format(epl_tree, hf_epl_asnd_identresponse_ever, tvb, offset,
|
|
1, "", "EPLVersion %d.%d", hi_nibble(eplversion), lo_nibble(eplversion));
|
|
offset += 2;
|
|
|
|
/* decode FeatureFlags */
|
|
epl_asnd_ires_feat = tvb_get_letohl(tvb, offset);
|
|
ti_feat = proto_tree_add_uint(epl_tree, hf_epl_asnd_identresponse_feat, tvb, offset, 4, epl_asnd_ires_feat);
|
|
epl_feat_tree = proto_item_add_subtree(ti_feat, ett_epl_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit0, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit1, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit2, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit3, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit4, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit5, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit6, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit7, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit8, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bit9, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bitA, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bitB, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bitC, tvb, offset, 4, epl_asnd_ires_feat);
|
|
proto_tree_add_boolean(epl_feat_tree, hf_epl_asnd_identresponse_feat_bitD, tvb, offset, 4, epl_asnd_ires_feat);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_mtu, tvb, offset, 2, TRUE);
|
|
offset += 2;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_pis, tvb, offset, 2, TRUE);
|
|
offset += 2;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_pos, tvb, offset, 2, TRUE);
|
|
offset += 2;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_rst, tvb, offset, 4, TRUE);
|
|
offset += 6;
|
|
|
|
additional = tvb_get_letohs(tvb, offset+2);
|
|
proto_tree_add_string_format(epl_tree, hf_epl_asnd_identresponse_dt, tvb, offset,
|
|
4, "", "Device Type: Profil %d (%s), Additional Information: 0x%4.4X",
|
|
profile, val_to_str(profile, epl_device_profiles, "Unknown Profile"), additional);
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_profile, tvb, offset, 2, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_vid, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_productcode, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_rno, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_sno, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_vex1, tvb, offset, 8, TRUE);
|
|
offset += 8;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_vcd, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_vct, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_ad, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_at, tvb, offset, 4, TRUE);
|
|
offset += 4;
|
|
|
|
epl_asnd_identresponse_ipa = tvb_get_ntohl(tvb, offset);
|
|
proto_tree_add_ipv4(epl_tree , hf_epl_asnd_identresponse_ipa, tvb, offset, 4, epl_asnd_identresponse_ipa);
|
|
offset += 4;
|
|
|
|
epl_asnd_identresponse_snm = tvb_get_ntohl(tvb, offset);
|
|
proto_tree_add_ipv4(epl_tree , hf_epl_asnd_identresponse_snm, tvb, offset, 4, epl_asnd_identresponse_snm);
|
|
offset += 4;
|
|
|
|
epl_asnd_identresponse_gtw = tvb_get_ntohl(tvb, offset);
|
|
proto_tree_add_ipv4(epl_tree , hf_epl_asnd_identresponse_gtw, tvb, offset, 4, epl_asnd_identresponse_gtw);
|
|
offset += 4;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_hn, tvb, offset, 32, TRUE);
|
|
offset += 32;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_identresponse_vex2, tvb, offset, 48, TRUE);
|
|
offset += 48;
|
|
}
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_str(pinfo->cinfo, COL_INFO, val_to_str(profile, epl_device_profiles, "Device Profile %d"));
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_asnd_sres(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, guint8 epl_src, gint offset)
|
|
{
|
|
proto_item *ti_seb, *ti_el, *ti_el_entry, *ti_el_entry_type;
|
|
proto_tree *epl_seb_tree, *epl_el_tree, *epl_el_entry_tree, *epl_el_entry_type_tree;
|
|
guint number_of_entries, cnt; /* used for dissection of ErrorCodeList */
|
|
guint8 nmt_state;
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_statusresponse_en, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_statusresponse_ec, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_statusresponse_pr, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_statusresponse_rs, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
}
|
|
else
|
|
{
|
|
offset += 2;
|
|
}
|
|
|
|
nmt_state = tvb_get_guint8(tvb, offset);
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "%s ", val_to_str(nmt_state, epl_nmt_cs_vals, "Unknown (%d)"));
|
|
}
|
|
|
|
if (epl_tree)
|
|
{
|
|
if (epl_src != EPL_MN_NODEID) /* check if CN or MN */
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_statusresponse_stat_cs, tvb, offset, 1, nmt_state);
|
|
}
|
|
else /* MN */
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_statusresponse_stat_ms, tvb, offset, 1, nmt_state);
|
|
}
|
|
offset += 4;
|
|
|
|
/* Subtree for the static error bitfield */
|
|
ti_seb = proto_tree_add_text(epl_tree, tvb, offset, 8, "StaticErrorBitfield");
|
|
|
|
epl_seb_tree = proto_item_add_subtree(ti_seb, ett_epl_seb);
|
|
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit0, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit1, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit2, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit3, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit4, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit5, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit7, tvb, offset, 1, TRUE);
|
|
offset += 2;
|
|
|
|
proto_tree_add_item(epl_seb_tree, hf_epl_asnd_statusresponse_seb_devicespecific_err, tvb,offset, 6, TRUE);
|
|
offset += 6;
|
|
|
|
/* List of errors / events */
|
|
/* get the number of entries in the error code list*/
|
|
number_of_entries = (tvb_length(tvb)-offset)/20;
|
|
|
|
ti_el = proto_tree_add_text(epl_tree, tvb, offset, -1, "ErrorCodeList: %d entries", number_of_entries);
|
|
|
|
epl_el_tree = proto_item_add_subtree(ti_el, ett_epl_el);
|
|
|
|
/*Dissect the whole Error List (display each entry)*/
|
|
for (cnt = 0; cnt<number_of_entries; cnt++)
|
|
{
|
|
ti_el_entry = proto_tree_add_text(ti_el, tvb, offset, 20, "Entry %d", cnt+1);
|
|
|
|
epl_el_entry_tree = proto_item_add_subtree(ti_el_entry, ett_epl_el_entry);
|
|
|
|
/*Entry Type*/
|
|
ti_el_entry_type = proto_tree_add_item(ti_el_entry,
|
|
hf_epl_asnd_statusresponse_el_entry_type, tvb, offset, 2, TRUE);
|
|
|
|
epl_el_entry_type_tree = proto_item_add_subtree(ti_el_entry_type,
|
|
ett_epl_el_entry_type);
|
|
|
|
proto_tree_add_item(epl_el_entry_type_tree,
|
|
hf_epl_asnd_statusresponse_el_entry_type_profile, tvb, offset, 2, TRUE);
|
|
|
|
proto_tree_add_item(epl_el_entry_type_tree,
|
|
hf_epl_asnd_statusresponse_el_entry_type_mode, tvb, offset, 2, TRUE);
|
|
|
|
proto_tree_add_item(epl_el_entry_type_tree,
|
|
hf_epl_asnd_statusresponse_el_entry_type_bit14, tvb, offset, 2, TRUE);
|
|
|
|
proto_tree_add_item(epl_el_entry_type_tree,
|
|
hf_epl_asnd_statusresponse_el_entry_type_bit15, tvb, offset, 2, TRUE);
|
|
offset += 2;
|
|
|
|
proto_tree_add_item(epl_el_entry_tree, hf_epl_asnd_statusresponse_el_entry_code, tvb, offset, 2, TRUE);
|
|
offset += 2;
|
|
|
|
proto_tree_add_item(epl_el_entry_tree, hf_epl_asnd_statusresponse_el_entry_time, tvb, offset, 8, TRUE);
|
|
offset += 8;
|
|
|
|
proto_tree_add_item(epl_el_entry_tree, hf_epl_asnd_statusresponse_el_entry_add, tvb, offset, 8, TRUE);
|
|
offset += 8;
|
|
}
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_asnd_sdo(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
|
{
|
|
offset = dissect_epl_sdo_sequence(epl_tree, tvb, pinfo, offset);
|
|
|
|
if (tvb_reported_length_remaining(tvb, offset) > 0)
|
|
{
|
|
offset = dissect_epl_sdo_command(epl_tree, tvb, pinfo, offset);
|
|
}
|
|
else col_append_str(pinfo->cinfo, COL_INFO, "Empty CommandLayer");
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
gint
|
|
dissect_epl_sdo_sequence(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
|
{
|
|
guint8 seq_recv, seq_send;
|
|
|
|
/* Asynchronuous SDO Sequence Layer */
|
|
seq_recv = tvb_get_guint8(tvb, offset);
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_seq_receive_sequence_number, tvb, offset, 1, seq_recv);
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_seq_receive_con, tvb, offset, 1, seq_recv);
|
|
}
|
|
offset += 1;
|
|
|
|
seq_send = tvb_get_guint8(tvb, offset);
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_seq_send_sequence_number, tvb, offset, 1, seq_send);
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_seq_send_con, tvb, offset, 1, seq_send);
|
|
}
|
|
offset += 3;
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
seq_recv &= EPL_ASND_SDO_SEQ_CON_MASK;
|
|
seq_send &= EPL_ASND_SDO_SEQ_CON_MASK;
|
|
if ((seq_recv == 0x00) && (seq_send == 0x00))
|
|
{ /* Sequence layer will be closed */
|
|
col_append_str(pinfo->cinfo, COL_INFO, "Close ");
|
|
}
|
|
else if ((seq_recv < 0x02) || (seq_send < 0x02))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Init=%d%d ",
|
|
seq_recv, seq_send);
|
|
}
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_sdo_command(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
|
{
|
|
guint8 segmented, command_id;
|
|
gboolean response, abort_flag;
|
|
guint32 abort_code;
|
|
guint16 segment_size;
|
|
|
|
offset += 1;
|
|
segmented = FALSE;
|
|
|
|
command_id = tvb_get_guint8(tvb, offset + 2);
|
|
|
|
abort_flag = tvb_get_guint8(tvb, offset + 1) & EPL_ASND_SDO_CMD_ABORT_FILTER;
|
|
|
|
/* test if CommandField == empty */
|
|
if (command_id != 0 || abort_flag)
|
|
{
|
|
segmented = (tvb_get_guint8(tvb, offset + 1) & EPL_ASND_SDO_CMD_SEGMENTATION_FILTER) >> 4;
|
|
response = tvb_get_guint8(tvb, offset + 1) & EPL_ASND_SDO_CMD_RESPONSE_FILTER;
|
|
segment_size = tvb_get_letohs(tvb, offset + 3);
|
|
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_transaction_id, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_response, tvb, offset, 1, TRUE);
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_abort, tvb, offset, 1, TRUE);
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_segmentation, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_command_id, tvb, offset, 1, TRUE);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_segment_size, tvb, offset, 2, TRUE);
|
|
offset += 4;
|
|
}
|
|
else
|
|
{
|
|
offset += 7;
|
|
}
|
|
|
|
/* adjust size of packet */
|
|
tvb_set_reported_length(tvb, offset + segment_size);
|
|
|
|
if (segmented == EPL_ASND_SDO_CMD_SEGMENTATION_INITIATE_TRANSFER)
|
|
{
|
|
/* if Segmentation = Initiate then print DataSize */
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_data_size, tvb, offset, 4, TRUE);
|
|
}
|
|
segmented = TRUE;
|
|
offset += 4;
|
|
}
|
|
|
|
if (abort_flag)
|
|
{
|
|
abort_code = tvb_get_letohl(tvb, offset);
|
|
/* if AbortBit is set then print AbortMessage */
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_cmd_abort_code, tvb, offset, 4, abort_code);
|
|
}
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Abort = 0x%08X", abort_code);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
switch (command_id)
|
|
{
|
|
case EPL_ASND_SDO_COMMAND_WRITE_BY_INDEX:
|
|
offset = dissect_epl_sdo_command_write_by_index(epl_tree, tvb, pinfo, offset, segmented, response);
|
|
break;
|
|
|
|
case EPL_ASND_SDO_COMMAND_READ_BY_INDEX:
|
|
offset = dissect_epl_sdo_command_read_by_index(epl_tree, tvb, pinfo, offset, segmented, response);
|
|
break;
|
|
|
|
default:
|
|
return FALSE;
|
|
}
|
|
}
|
|
}
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_sdo_command_write_by_index(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset, guint8 segmented, gboolean response)
|
|
{
|
|
gint size;
|
|
guint16 index;
|
|
guint8 subindex;
|
|
guint32 val;
|
|
proto_item* item;
|
|
|
|
if (!response)
|
|
{ /* request */
|
|
if (segmented <= EPL_ASND_SDO_CMD_SEGMENTATION_INITIATE_TRANSFER)
|
|
{
|
|
index = tvb_get_letohs(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_cmd_write_by_index_index, tvb, offset, 2, index);
|
|
}
|
|
offset += 2;
|
|
|
|
subindex = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_cmd_write_by_index_subindex, tvb, offset, 1, subindex);
|
|
}
|
|
offset += 2;
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Write 0x%04X/%d", index, subindex);
|
|
}
|
|
}
|
|
else if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Requ. %s",
|
|
val_to_str(segmented, epl_sdo_asnd_cmd_segmentation, "Unknown (%d)"));
|
|
}
|
|
|
|
if (epl_tree)
|
|
{
|
|
size = tvb_reported_length_remaining(tvb, offset);
|
|
item = proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_write_by_index_data, tvb, offset, size, TRUE);
|
|
|
|
if (size == 4)
|
|
{
|
|
val = tvb_get_letohl(tvb, offset);
|
|
proto_item_append_text(item, " (%d)", val);
|
|
}
|
|
else if (size == 2)
|
|
{
|
|
val = tvb_get_letohs(tvb, offset);
|
|
proto_item_append_text(item, " (%d)", val);
|
|
}
|
|
else if (size == 1)
|
|
{
|
|
val = tvb_get_guint8(tvb, offset);
|
|
proto_item_append_text(item, " (%d)", val);
|
|
}
|
|
|
|
offset += size;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* response, no payload */
|
|
col_append_str(pinfo->cinfo, COL_INFO, "Response");
|
|
}
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
gint
|
|
dissect_epl_sdo_command_read_by_index(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset, guint8 segmented, gboolean response)
|
|
{
|
|
gint size;
|
|
guint16 index;
|
|
guint8 subindex;
|
|
guint32 val;
|
|
proto_item* item;
|
|
|
|
if (!response)
|
|
{ /* request */
|
|
index = tvb_get_letohs(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_cmd_read_by_index_index, tvb, offset, 2, index);
|
|
}
|
|
offset += 2;
|
|
|
|
subindex = tvb_get_guint8(tvb, offset);
|
|
if (epl_tree)
|
|
{
|
|
proto_tree_add_uint(epl_tree, hf_epl_asnd_sdo_cmd_read_by_index_subindex, tvb, offset, 1, subindex);
|
|
}
|
|
offset += 1;
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Read 0x%04X/%d", index, subindex);
|
|
}
|
|
|
|
}
|
|
else
|
|
{ /* response */
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
{
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Resp. %s",
|
|
val_to_str(segmented, epl_sdo_asnd_cmd_segmentation, "Unknown (%d)"));
|
|
}
|
|
|
|
if (epl_tree)
|
|
{
|
|
size = tvb_reported_length_remaining(tvb, offset);
|
|
item = proto_tree_add_item(epl_tree, hf_epl_asnd_sdo_cmd_read_by_index_data, tvb, offset, size, TRUE);
|
|
|
|
if (size == 4)
|
|
{
|
|
val = tvb_get_letohl(tvb, offset);
|
|
proto_item_append_text(item, " (%d)", val);
|
|
}
|
|
else if (size == 2)
|
|
{
|
|
val = tvb_get_letohs(tvb, offset);
|
|
proto_item_append_text(item, " (%d)", val);
|
|
}
|
|
else if (size == 1)
|
|
{
|
|
val = tvb_get_guint8(tvb, offset);
|
|
proto_item_append_text(item, " (%d)", val);
|
|
}
|
|
|
|
offset += size;
|
|
}
|
|
}
|
|
|
|
return offset;
|
|
}
|
|
|
|
|
|
|
|
/* Register the protocol with Wireshark */
|
|
void
|
|
proto_register_epl(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
|
|
/* Common data fields (same for all message types) */
|
|
{ &hf_epl_mtyp, { "MessageType", "epl.mtyp", FT_UINT8, BASE_DEC, VALS(mtyp_vals), 0x7F, NULL, HFILL }},
|
|
{ &hf_epl_dest, { "Destination", "epl.dest", FT_UINT8, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_src, { "Source", "epl.src", FT_UINT8, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
|
|
/* SoC data fields*/
|
|
{ &hf_epl_soc_mc, { "MC (Multiplexed Cycle Completed)", "epl.soc.mc", FT_BOOLEAN, 8, NULL, EPL_SOC_MC_MASK, NULL, HFILL }},
|
|
{ &hf_epl_soc_ps, { "PS (Prescaled Slot)", "epl.soc.ps", FT_BOOLEAN, 8, NULL, EPL_SOC_PS_MASK, NULL, HFILL }},
|
|
{ &hf_epl_soc_nettime, { "NetTime", "epl.soc.nettime", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_epl_soc_relativetime,{ "RelativeTime", "epl.soc.relativetime", FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
|
|
/* PReq data fields*/
|
|
{ &hf_epl_preq_ms, { "MS (Multiplexed Slot)", "epl.preq.ms", FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL }},
|
|
{ &hf_epl_preq_ea, { "EA (Exception Acknowledge)", "epl.preq.ea", FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL }},
|
|
{ &hf_epl_preq_rd, { "RD (Ready)", "epl.preq.rd", FT_BOOLEAN, 8, NULL, EPL_PDO_RD_MASK, NULL, HFILL }},
|
|
{ &hf_epl_preq_pdov, { "PDOVersion", "epl.preq.pdov", FT_STRING, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_preq_size, { "Size", "epl.preq.size", FT_UINT16, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_preq_pl, { "Payload", "epl.preq.pl", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
|
|
/* PRes data fields*/
|
|
{ &hf_epl_pres_stat_ms, { "NMTStatus", "epl.pres.stat", FT_UINT8, BASE_HEX, VALS(epl_nmt_ms_vals),0x00, NULL, HFILL }},
|
|
{ &hf_epl_pres_stat_cs, { "NMTStatus", "epl.pres.stat", FT_UINT8, BASE_HEX, VALS(epl_nmt_cs_vals),0x00, NULL, HFILL }},
|
|
{ &hf_epl_pres_ms, { "MS (Multiplexed Slot)", "epl.pres.ms", FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL }},
|
|
{ &hf_epl_pres_en, { "EN (Exception New)", "epl.pres.en", FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL }},
|
|
{ &hf_epl_pres_rd, { "RD (Ready)", "epl.pres.rd", FT_BOOLEAN, 8, NULL, EPL_PDO_RD_MASK, NULL, HFILL }},
|
|
{ &hf_epl_pres_pr, { "PR (Priority)", "epl.pres.pr", FT_UINT8, BASE_DEC, VALS(epl_pr_vals), 0x38, NULL, HFILL }},
|
|
{ &hf_epl_pres_rs, { "RS (RequestToSend)", "epl.pres.rs", FT_UINT8, BASE_DEC, NULL, 0x07, NULL, HFILL }},
|
|
{ &hf_epl_pres_pdov, { "PDOVersion", "epl.pres.pdov", FT_STRING, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_pres_size, { "Size", "epl.pres.size", FT_UINT16, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_pres_pl, { "Payload", "epl.pres.pl", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
|
|
/* SoA data fields*/
|
|
{ &hf_epl_soa_stat_ms, { "NMTStatus", "epl.soa.stat", FT_UINT8, BASE_HEX, VALS(epl_nmt_ms_vals),0x00, NULL, HFILL }},
|
|
{ &hf_epl_soa_stat_cs, { "NMTStatus", "epl.soa.stat", FT_UINT8, BASE_HEX, VALS(epl_nmt_cs_vals),0x00, NULL, HFILL }},
|
|
{ &hf_epl_soa_ea, { "EA (Exception Acknowledge)", "epl.soa.ea", FT_BOOLEAN, 8, NULL, 0x04, NULL, HFILL }},
|
|
{ &hf_epl_soa_er, { "ER (Exception Reset)", "epl.soa.er", FT_BOOLEAN, 8, NULL, 0x02, NULL, HFILL }},
|
|
{ &hf_epl_soa_svid, { "RequestedServiceID", "epl.soa.svid", FT_UINT8, BASE_DEC, VALS(soa_svid_vals), 0x00, NULL, HFILL }},
|
|
{ &hf_epl_soa_svtg, { "RequestedServiceTarget", "epl.soa.svtg", FT_UINT8, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_soa_eplv, { "EPLVersion", "epl.soa.eplv", FT_STRING, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
|
|
/* ASnd header */
|
|
{ &hf_epl_asnd_svid, { "ServiceID", "epl.asnd.svid", FT_UINT8, BASE_DEC, VALS(asnd_svid_vals), 0x00,NULL, HFILL }},
|
|
{ &hf_epl_asnd_data, { "Data", "epl.asnd.data", FT_BYTES, BASE_NONE, NULL, 0x00,NULL, HFILL }},
|
|
|
|
/* ASnd-->IdentResponse */
|
|
{ &hf_epl_asnd_identresponse_en, { "EN (Exception New)", "epl.asnd.ires.en", FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_ec, { "EC (Exception Clear)", "epl.asnd.ires.ec", FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_pr, { "PR (Priority)", "epl.asnd.ires.pr", FT_UINT8, BASE_DEC, VALS(epl_pr_vals), 0x38, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_rs, { "RS (RequestToSend)", "epl.asnd.ires.rs", FT_UINT8, BASE_DEC, NULL, 0x07, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_stat_ms, { "NMTStatus", "epl.asnd.ires.state", FT_UINT8, BASE_HEX, VALS(epl_nmt_ms_vals),0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_stat_cs, { "NMTStatus", "epl.asnd.ires.state", FT_UINT8, BASE_HEX, VALS(epl_nmt_cs_vals),0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_ever, { "EPLVersion", "epl.asnd.ires.eplver", FT_STRING, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat, { "FeatureFlags", "epl.asnd.ires.features", FT_UINT32, BASE_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit0, { "Isochronous", "epl.asnd.ires.features.bit0", FT_BOOLEAN, 32, NULL, 0x0001, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit1, { "SDO by UDP/IP", "epl.asnd.ires.features.bit1", FT_BOOLEAN, 32, NULL, 0x0002, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit2, { "SDO by ASnd", "epl.asnd.ires.features.bit2", FT_BOOLEAN, 32, NULL, 0x0004, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit3, { "SDO by PDO", "epl.asnd.ires.features.bit3", FT_BOOLEAN, 32, NULL, 0x0008, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit4, { "NMT Info Services", "epl.asnd.ires.features.bit4", FT_BOOLEAN, 32, NULL, 0x0010, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit5, { "Ext. NMT State Commands", "epl.asnd.ires.features.bit5", FT_BOOLEAN, 32, NULL, 0x0020, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit6, { "Dynamic PDO Mapping", "epl.asnd.ires.features.bit6", FT_BOOLEAN, 32, NULL, 0x0040, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit7, { "NMT Service by UDP/IP", "epl.asnd.ires.features.bit7", FT_BOOLEAN, 32, NULL, 0x0080, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit8, { "Configuration Manager", "epl.asnd.ires.features.bit8", FT_BOOLEAN, 32, NULL, 0x0100, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bit9, { "Multiplexed Access", "epl.asnd.ires.features.bit9", FT_BOOLEAN, 32, NULL, 0x0200, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bitA, { "NodeID setup by SW", "epl.asnd.ires.features.bitA", FT_BOOLEAN, 32, NULL, 0x0400, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bitB, { "MN Basic Ethernet Mode", "epl.asnd.ires.features.bitB", FT_BOOLEAN, 32, NULL, 0x0800, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bitC, { "Routing Type 1 Support", "epl.asnd.ires.features.bitC", FT_BOOLEAN, 32, NULL, 0x1000, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_feat_bitD, { "Routing Type 2 Support", "epl.asnd.ires.features.bitD", FT_BOOLEAN, 32, NULL, 0x2000, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_mtu, { "MTU", "epl.asnd.ires.mtu", FT_UINT16, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_pis, { "PollInSize", "epl.asnd.ires.pollinsize", FT_UINT16, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_pos, { "PollOutSize", "epl.asnd.ires.polloutsizes", FT_UINT16, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_rst, { "ResponseTime", "epl.asnd.ires.resptime", FT_UINT32, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_dt, { "DeviceType", "epl.asnd.ires.devicetype", FT_STRING, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_profile, { "Profile", "epl.asnd.ires.profile", FT_UINT16, BASE_DEC, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_vid, { "VendorId", "epl.asnd.ires.vendorid", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_productcode,{ "ProductCode", "epl.asnd.ires.productcode", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_rno, { "RevisionNumber", "epl.asnd.ires.revisionno", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_sno, { "SerialNumber", "epl.asnd.ires.serialno", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_vex1, { "VendorSpecificExtension1", "epl.asnd.ires.vendorext1", FT_UINT64, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_vcd, { "VerifyConfigurationDate", "epl.asnd.ires.confdate", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_vct, { "VerifyConfigurationTime", "epl.asnd.ires.conftime", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_ad, { "applicationSwDate", "epl.asnd.ires.appswdate", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_at, { "applicationSwTime", "epl.asnd.ires.appswtime", FT_UINT32, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_ipa, { "IPAddress", "epl.asnd.ires.ip", FT_IPv4, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_snm, { "SubnetMask", "epl.asnd.ires.subnet", FT_IPv4, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_gtw, { "DefaultGateway", "epl.asnd.ires.gateway", FT_IPv4, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_hn, { "HostName", "epl.asnd.ires.hostname", FT_STRING, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_identresponse_vex2, { "VendorSpecificExtension2", "epl.asnd.ires.vendorext2", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
|
|
|
|
/* ASnd-->StatusResponse */
|
|
{ &hf_epl_asnd_statusresponse_en, { "EN (Exception New)", "epl.asnd.sres.en", FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL }},
|
|
{ &hf_epl_asnd_statusresponse_ec, { "EC (Exception Clear)", "epl.asnd.sres.ec", FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL }},
|
|
{ &hf_epl_asnd_statusresponse_pr, { "PR (Priority)", "epl.asnd.sres.pr", FT_UINT8, BASE_DEC, VALS(epl_pr_vals), 0x38, NULL, HFILL }},
|
|
{ &hf_epl_asnd_statusresponse_rs, { "RS (RequestToSend)", "epl.asnd.sres.rs", FT_UINT8, BASE_DEC, NULL, 0x07, NULL, HFILL }},
|
|
{ &hf_epl_asnd_statusresponse_stat_ms, { "NMTStatus", "epl.asnd.sres.stat", FT_UINT8, BASE_HEX, VALS(epl_nmt_ms_vals), 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_stat_cs, { "NMTStatus", "epl.asnd.sres.stat", FT_UINT8, BASE_HEX, VALS(epl_nmt_cs_vals), 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb, { "StaticErrorBitField", "epl.asnd.sres.seb", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
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/*StaticErrorBitField */
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{ &hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit0, { "Generic error", "epl.asnd.res.seb.bit0", FT_UINT8, BASE_DEC, NULL, 0x01, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit1, { "Current", "epl.asnd.res.seb.bit1", FT_UINT8, BASE_DEC, NULL, 0x02, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit2, { "Voltage", "epl.asnd.res.seb.bit2", FT_UINT8, BASE_DEC, NULL, 0x04, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit3, { "Temperature", "epl.asnd.res.seb.bit3", FT_UINT8, BASE_DEC, NULL, 0x08, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit4, { "Communication error", "epl.asnd.res.seb.bit4", FT_UINT8, BASE_DEC, NULL, 0x10, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit5, { "Device profile specific", "epl.asnd.res.seb.bit5", FT_UINT8, BASE_DEC, NULL, 0x20, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb_err_errorregister_u8_bit7, { "Manufacturer specific", "epl.asnd.res.seb.bit7", FT_UINT8, BASE_DEC, NULL, 0x80, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_seb_devicespecific_err, { "Device profile specific", "epl.asnd.res.seb.devicespecific_err",FT_BYTES, BASE_NONE,NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el, { "ErrorCodesList", "epl.asnd.sres.el", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry, { "Entry", "epl.asnd.sres.el.entry", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
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/*List of Errors/Events*/
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{ &hf_epl_asnd_statusresponse_el_entry_type, { "Entry Type", "epl.asnd.sres.el.entry.type", FT_UINT16, BASE_HEX, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry_type_profile, { "Profile", "epl.asnd.sres.el.entry.type.profile", FT_UINT16, BASE_DEC, NULL, 0x0FFF, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry_type_mode, { "Mode", "epl.asnd.sres.el.entry.type.mode", FT_UINT16, BASE_DEC, NULL, 0x3000, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry_type_bit14, { "Bit14", "epl.asnd.sres.el.entry.type.bit14", FT_UINT16, BASE_DEC, NULL, 0x4000, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry_type_bit15, { "Bit15", "epl.asnd.sres.el.entry.type.bit15", FT_UINT16, BASE_DEC, NULL, 0x8000, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry_code, { "Error Code", "epl.asnd.sres.el.entry.code", FT_UINT16, BASE_DEC, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry_time, { "Time Stamp", "epl.asnd.sres.el.entry.time", FT_UINT64, BASE_DEC, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_statusresponse_el_entry_add, { "Additional Information", "epl.asnd.sres.el.entry.add", FT_UINT64, BASE_DEC, NULL, 0x00, NULL, HFILL }},
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/* ASnd-->NMTRequest */
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{ &hf_epl_asnd_nmtrequest_rcid, { "NMTRequestedCommandID", "epl.asnd.nmtrequest.rcid", FT_UINT8, BASE_HEX_DEC, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_nmtrequest_rct, { "NMTRequestedCommandTarget", "epl.asnd.nmtrequest.rct", FT_UINT8, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_nmtrequest_rcd, { "NMTRequestedCommandData", "epl.asnd.nmtrequest.rcd", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
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|
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/* ASnd-->NMTCommand */
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{ &hf_epl_asnd_nmtcommand_cid, { "NMTCommandId", "epl.asnd.nmtcommand.cid", FT_UINT8, BASE_HEX_DEC, VALS(asnd_cid_vals), 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_nmtcommand_cdat, { "NMTCommandData", "epl.asnd.nmtcommand.cdat", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_nmtcommand_nmtnethostnameset_hn, { "HostName", "epl.asnd.nmtcommand.nmtnethostnameset.hn", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_nmtcommand_nmtflusharpentry_nid, { "NodeID", "epl.asnd.nmtcommand.nmtflusharpentry.nid", FT_UINT8, BASE_DEC_HEX, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_nmtcommand_nmtpublishtime_dt, { "DateTime", "epl.asnd.nmtcommand.nmtpublishtime.dt", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
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|
|
|
/* ASnd-->SDO */
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{ &hf_epl_asnd_sdo_seq_receive_sequence_number, { "ReceiveSequenceNumber", "epl.asnd.sdo.seq.receive.sequence.number", FT_UINT8, BASE_DEC, NULL, 0xfc, NULL, HFILL }},
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{ &hf_epl_asnd_sdo_seq_receive_con, { "ReceiveCon", "epl.asnd.sdo.seq.receive.con", FT_UINT8, BASE_DEC, VALS(epl_sdo_receive_con_vals), 0x03, NULL, HFILL }},
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|
{ &hf_epl_asnd_sdo_seq_send_sequence_number, { "SendSequenceNumber", "epl.asnd.sdo.seq.send.sequence.number", FT_UINT8, BASE_DEC, NULL, 0xfc, NULL, HFILL }},
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{ &hf_epl_asnd_sdo_seq_send_con, { "SendCon", "epl.asnd.sdo.seq.send.con", FT_UINT8, BASE_DEC, VALS(epl_sdo_send_con_vals), 0x03, NULL, HFILL }},
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|
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|
{ &hf_epl_asnd_sdo_cmd_transaction_id, { "SDO Transaction ID", "epl.asnd.sdo.cmd.transaction.id", FT_UINT8, BASE_DEC, NULL, 0x00, NULL, HFILL }},
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{ &hf_epl_asnd_sdo_cmd_response, { "SDO Response", "epl.asnd.sdo.cmd.response", FT_UINT8, BASE_DEC, VALS(epl_sdo_asnd_cmd_response), 0x80, NULL, HFILL }},
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|
{ &hf_epl_asnd_sdo_cmd_abort, { "SDO Abort", "epl.asnd.sdo.cmd.abort", FT_UINT8, BASE_DEC, VALS(epl_sdo_asnd_cmd_abort), 0x40, NULL, HFILL }},
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|
{ &hf_epl_asnd_sdo_cmd_segmentation, { "SDO Segmentation", "epl.asnd.sdo.cmd.segmentation", FT_UINT8, BASE_DEC, VALS(epl_sdo_asnd_cmd_segmentation), 0x30, NULL, HFILL }},
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|
{ &hf_epl_asnd_sdo_cmd_command_id, { "SDO Command ID", "epl.asnd.sdo.cmd.command.id", FT_UINT8, BASE_DEC, VALS(epl_sdo_asnd_commands), 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_sdo_cmd_segment_size, { "SDO Segment size", "epl.asnd.sdo.cmd.segment.size", FT_UINT8, BASE_DEC, NULL, 0x00, NULL, HFILL }},
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|
{ &hf_epl_asnd_sdo_cmd_data_size, { "SDO Data size", "epl.asnd.sdo.cmd.data.size", FT_UINT8, BASE_DEC, NULL, 0x00, NULL, HFILL } },
|
|
{ &hf_epl_asnd_sdo_cmd_abort_code, { "SDO Transfer Abort", "epl.asnd.sdo.cmd.abort.code", FT_UINT8, BASE_HEX, VALS(sdo_cmd_abort_code), 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_sdo_cmd_write_by_index_index, { "SDO Write by Index, Index", "epl.asnd.sdo.cmd.write.by.index.index", FT_UINT16, BASE_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_sdo_cmd_write_by_index_subindex, { "SDO Write by Index, SubIndex", "epl.asnd.sdo.cmd.write.by.index.subindex", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_sdo_cmd_read_by_index_index, { "SDO Read by Index, Index", "epl.asnd.sdo.cmd.read.by.index.index", FT_UINT16, BASE_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_sdo_cmd_read_by_index_subindex, { "SDO Read by Index, SubIndex", "epl.asnd.sdo.cmd.read.by.index.subindex", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_sdo_cmd_write_by_index_data, { "Payload", "epl.asnd.sdo.cmd.write.by.index.data", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
{ &hf_epl_asnd_sdo_cmd_read_by_index_data, { "Payload", "epl.asnd.sdo.cmd.read.by.index.data", FT_BYTES, BASE_NONE, NULL, 0x00, NULL, HFILL }},
|
|
};
|
|
|
|
|
|
/* Setup protocol subtree array */
|
|
static gint *ett[] = {
|
|
&ett_epl,
|
|
&ett_epl_feat,
|
|
&ett_epl_seb,
|
|
&ett_epl_el,
|
|
&ett_epl_el_entry,
|
|
&ett_epl_el_entry_type,
|
|
&ett_epl_sdo_entry_type,
|
|
};
|
|
|
|
module_t *epl_module;
|
|
|
|
/* Register the protocol name and description */
|
|
proto_epl = proto_register_protocol("Ethernet POWERLINK", "EPL", "epl");
|
|
|
|
/* subdissector code */
|
|
register_heur_dissector_list("epl", &heur_epl_subdissector_list);
|
|
|
|
/* Registering protocol to be called by another dissector */
|
|
new_register_dissector("epl", dissect_epl, proto_epl);
|
|
|
|
/* Required function calls to register the header fields and subtrees used */
|
|
proto_register_field_array(proto_epl, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
/* register preferences */
|
|
epl_module = prefs_register_protocol(proto_epl, NULL);
|
|
|
|
prefs_register_bool_preference(epl_module, "show_soc_flags", "Show flags of SoC frame in Info column",
|
|
"If you are capturing in networks with multiplexed or slow nodes, this can be useful", &show_soc_flags);
|
|
|
|
/* tap-registration */
|
|
/* epl_tap = register_tap("epl");*/
|
|
}
|
|
|
|
|
|
|
|
void
|
|
proto_reg_handoff_epl(void)
|
|
{
|
|
dissector_handle_t epl_handle;
|
|
|
|
epl_handle = new_create_dissector_handle(dissect_epl, proto_epl);
|
|
dissector_add_uint("ethertype", ETHERTYPE_EPL_V2, epl_handle);
|
|
dissector_add_uint("udp.port", UDP_PORT_EPL, epl_handle);
|
|
}
|
|
|