From Roland Knall:
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
This commit is contained in:
Anders Broman
parent
da45af3980
commit
9486d7dcc2
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@ -1098,8 +1098,6 @@ DISSECTOR_INCLUDES = \
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packet-e212.h \
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packet-edonkey.h \
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packet-enc.h \
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packet-epl.h \
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packet-epl_v1.h \
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packet-epmd.h \
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packet-esis.h \
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packet-ess.h \
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@ -46,8 +46,436 @@
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#include <epan/etypes.h>
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#include <epan/prefs.h>
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#include "packet-epl.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." },
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{0x05040003, "Invalid sequence number." },
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{0x05040004, "reserved" },
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{0x05040005, "Out of memory." },
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{0x06010000, "Unsupported access to an object." },
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{0x06010001, "Attempt to read a write-only object." },
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{0x06010002, "Attempt to write a read-only object." },
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{0x06020000, "Object does not exist in the object dictionary." },
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{0x06040041, "Object cannot be mapped to the PDO." },
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||||
{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 */
|
||||
|
|
@ -262,6 +690,14 @@ dissect_epl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|||
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;
|
||||
|
||||
|
|
@ -405,35 +841,6 @@ decode_epl_address (guchar adr)
|
|||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/* Get the abbreviation for an EPL NodeID */
|
||||
/*const gchar*
|
||||
decode_epl_address_abbrev (guchar adr)
|
||||
{
|
||||
const gchar *addr_str;
|
||||
|
||||
addr_str = match_strval(adr, addr_str_abbr_vals);
|
||||
|
||||
if (addr_str != NULL)
|
||||
{
|
||||
return addr_str;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (( adr < EPL_MN_NODEID) && (adr > EPL_INVALID_NODEID))
|
||||
{
|
||||
return addr_str_abbr_cn;
|
||||
}
|
||||
else
|
||||
{
|
||||
return addr_str_abbr_res;
|
||||
}
|
||||
}
|
||||
}
|
||||
*/
|
||||
|
||||
|
||||
gint
|
||||
dissect_epl_soc(proto_tree *epl_tree, tvbuff_t *tvb, packet_info *pinfo, gint offset)
|
||||
{
|
||||
|
|
@ -1487,7 +1894,13 @@ static hf_register_info hf[] = {
|
|||
module_t *epl_module;
|
||||
|
||||
/* Register the protocol name and description */
|
||||
proto_epl = proto_register_protocol("Ethernet POWERLINK V2", "EPL", "epl");
|
||||
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));
|
||||
|
|
|
|||
|
|
@ -41,7 +41,110 @@
|
|||
#include <epan/etypes.h>
|
||||
#include <epan/emem.h>
|
||||
|
||||
#include "packet-epl_v1.h"
|
||||
|
||||
/* Offsets of fields within an EPL_V1 packet. */
|
||||
#define EPL_V1_SERVICE_OFFSET 0 /* same offset for all message types*/
|
||||
#define EPL_V1_DEST_OFFSET 1 /* same offset for all message types*/
|
||||
#define EPL_V1_SRC_OFFSET 2 /* same offset for all message types*/
|
||||
|
||||
#define EPL_V1_SOC_C2_OFFSET 3
|
||||
#define EPL_V1_SOC_PF_OFFSET 3
|
||||
#define EPL_V1_SOC_NET_COMMAND_OFFSET 4
|
||||
#define EPL_V1_SOC_NET_TIME_OFFSET 6
|
||||
#define EPL_V1_SOC_POWERLINK_CYCLE_TIME_OFFSET 10
|
||||
#define EPL_V1_SOC_NET_COMMAND_PARAMETER_OFFSET 14
|
||||
|
||||
#define EPL_V1_PREQ_C2_OFFSET 3
|
||||
/* "Powerlink Multimanager Konzept V1.1" protocol extension*/
|
||||
#define PMM_KONZEPT_V1_1_PREQ_YA 3
|
||||
#define PMM_KONZEPT_V1_1_PREQ_SC 3
|
||||
/* end "Powerlink Multimanager Konzept V1.1" protocol extension*/
|
||||
#define EPL_V1_PREQ_RD_OFFSET 3
|
||||
#define EPL_V1_PREQ_RD_OFFSET 3
|
||||
#define EPL_V1_PREQ_POLL_SIZE_OUT_OFFSET 4
|
||||
#define EPL_V1_PREQ_OUT_DATA_OFFSET 10
|
||||
|
||||
#define EPL_V1_PRES_C2_OFFSET 3
|
||||
#define EPL_V1_PRES_EX_OFFSET 3
|
||||
#define EPL_V1_PRES_RS_OFFSET 3
|
||||
#define EPL_V1_PRES_WA_OFFSET 3
|
||||
#define EPL_V1_PRES_ER_OFFSET 3
|
||||
#define EPL_V1_PRES_RD_OFFSET 3
|
||||
#define EPL_V1_PRES_POLL_SIZE_IN_OFFSET 4
|
||||
#define EPL_V1_PRES_IN_DATA_OFFSET 10
|
||||
|
||||
#define EPL_V1_EOC_NET_COMMAND_OFFSET 4
|
||||
#define EPL_V1_EOC_NET_COMMAND_PARAMETER_OFFSET 14
|
||||
|
||||
#define EPL_V1_AINV_CHANNEL_OFFSET 3
|
||||
|
||||
#define EPL_V1_ASND_CHANNEL_OFFSET 3
|
||||
#define EPL_V1_ASND_SIZE_OFFSET 4
|
||||
#define EPL_V1_ASND_DATA_OFFSET 6
|
||||
#define EPL_V1_ASND_NODE_ID_OFFSET 6
|
||||
#define EPL_V1_ASND_HARDWARE_REVISION_OFFSET 10
|
||||
#define EPL_V1_ASND_FIRMWARE_VERSION_OFFSET 14
|
||||
#define EPL_V1_ASND_DEVICE_VARIANT_OFFSET 18
|
||||
#define EPL_V1_ASND_POLL_IN_SIZE_OFFSET 22
|
||||
#define EPL_V1_ASND_POLL_OUT_SIZE_OFFSET 26
|
||||
|
||||
/* EPL_V1 message types */
|
||||
#define EPL_V1_SOC 0x01
|
||||
#define EPL_V1_EOC 0x02
|
||||
#define EPL_V1_PREQ 0x03
|
||||
#define EPL_V1_PRES 0x04
|
||||
#define EPL_V1_AINV 0x05
|
||||
#define EPL_V1_ASND 0x06
|
||||
|
||||
static const value_string service_vals[] = {
|
||||
{EPL_V1_SOC, "Start of Cyclic (SoC)" },
|
||||
{EPL_V1_EOC, "End of Cyclic (EoC)" },
|
||||
{EPL_V1_PREQ, "Poll Request (PReq)" },
|
||||
{EPL_V1_PRES, "Poll Response (PRes)" },
|
||||
{EPL_V1_AINV, "Acyclic Invite (AInv)" },
|
||||
{EPL_V1_ASND, "Acyclic Send (ASnd)" },
|
||||
{0,NULL}
|
||||
};
|
||||
|
||||
/* Channel values for EPL_V1 message type "AInv" */
|
||||
#define EPL_V1_AINV_IDENT 1
|
||||
#define EPL_V1_AINV_GENERIC 255
|
||||
|
||||
static const value_string ainv_channel_number_vals[] = {
|
||||
{EPL_V1_AINV_IDENT, "Ident" },
|
||||
{EPL_V1_AINV_GENERIC, "Generic Channel" },
|
||||
{0,NULL}
|
||||
};
|
||||
|
||||
/* Channel values for EPL_V1 message type "ASnd" */
|
||||
#define EPL_V1_ASND_IDENT 1
|
||||
#define EPL_V1_ASND_GENERIC 255
|
||||
|
||||
static const value_string asnd_channel_number_vals[] = {
|
||||
{EPL_V1_ASND_IDENT, "Ident" },
|
||||
{EPL_V1_ASND_GENERIC, "Generic Channel" },
|
||||
{0,NULL}
|
||||
};
|
||||
|
||||
/* Net Command values for EPL_V1 message type "SoC" */
|
||||
#define EPL_V1_SOC_NET_COMMAND_IDLE 0
|
||||
#define EPL_V1_SOC_NET_COMMAND_ACTIVE 1
|
||||
|
||||
static const value_string soc_net_command_vals[] = {
|
||||
{EPL_V1_SOC_NET_COMMAND_IDLE, "Net Command Idle" },
|
||||
{EPL_V1_SOC_NET_COMMAND_ACTIVE, "Net Command Active"},
|
||||
{0,NULL}
|
||||
};
|
||||
|
||||
/* Net Command values for EPL_V1 message type "EoC" */
|
||||
#define EPL_V1_EOC_NET_COMMAND_IDLE 0
|
||||
#define EPL_V1_EOC_NET_COMMAND_ACTIVE 1
|
||||
|
||||
static const value_string eoc_net_command_vals[] = {
|
||||
{EPL_V1_EOC_NET_COMMAND_IDLE, "Net Command Idle" },
|
||||
{EPL_V1_EOC_NET_COMMAND_ACTIVE, "Net Command Active"},
|
||||
{0,NULL}
|
||||
};
|
||||
|
||||
|
||||
/* Initialize the protocol and registered fields */
|
||||
|
|
|
|||
Loading…
Reference in New Issue