147 lines
5.2 KiB
C
147 lines
5.2 KiB
C
/* packet-epl_v1.h
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* Routines for "ETHERNET Powerlink 1.0" dissection
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* (ETHERNET Powerlink Powerlink WhitePaper V0006-B)
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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@zhwin.ch>
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* - David Buechi <bhd@zhwin.ch>
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*
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*
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* $Id$
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*
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* A dissector 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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#ifndef __PACKET_EPL_V1_H__
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#define __PACKET_EPL_V1_H__
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/*Ethertype definition for EPL_V1 */
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#define ETHERTYPE_EPL_V1 0x3E3F
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/* Offsets of fields within an EPL_V1 packet. */
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#define EPL_V1_SERVICE_OFFSET 0 /* same offset for all message types*/
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#define EPL_V1_DEST_OFFSET 1 /* same offset for all message types*/
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#define EPL_V1_SRC_OFFSET 2 /* same offset for all message types*/
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#define EPL_V1_SOC_C2_OFFSET 3
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#define EPL_V1_SOC_PF_OFFSET 3
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#define EPL_V1_SOC_NET_COMMAND_OFFSET 4
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#define EPL_V1_SOC_NET_TIME_OFFSET 6
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#define EPL_V1_SOC_POWERLINK_CYCLE_TIME_OFFSET 10
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#define EPL_V1_SOC_NET_COMMAND_PARAMETER_OFFSET 14
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#define EPL_V1_PREQ_C2_OFFSET 3
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/* "Powerlink Multimanager Konzept V1.1" protocol extension*/
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#define PMM_KONZEPT_V1_1_PREQ_YA 3
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#define PMM_KONZEPT_V1_1_PREQ_SC 3
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/* end "Powerlink Multimanager Konzept V1.1" protocol extension*/
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#define EPL_V1_PREQ_RD_OFFSET 3
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#define EPL_V1_PREQ_RD_OFFSET 3
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#define EPL_V1_PREQ_POLL_SIZE_OUT_OFFSET 4
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#define EPL_V1_PREQ_OUT_DATA_OFFSET 10
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#define EPL_V1_PRES_C2_OFFSET 3
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#define EPL_V1_PRES_EX_OFFSET 3
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#define EPL_V1_PRES_RS_OFFSET 3
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#define EPL_V1_PRES_WA_OFFSET 3
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#define EPL_V1_PRES_ER_OFFSET 3
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#define EPL_V1_PRES_RD_OFFSET 3
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#define EPL_V1_PRES_POLL_SIZE_IN_OFFSET 4
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#define EPL_V1_PRES_IN_DATA_OFFSET 10
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#define EPL_V1_EOC_NET_COMMAND_OFFSET 4
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#define EPL_V1_EOC_NET_COMMAND_PARAMETER_OFFSET 14
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#define EPL_V1_AINV_CHANNEL_OFFSET 3
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#define EPL_V1_ASND_CHANNEL_OFFSET 3
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#define EPL_V1_ASND_SIZE_OFFSET 4
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#define EPL_V1_ASND_DATA_OFFSET 6
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#define EPL_V1_ASND_NODE_ID_OFFSET 6
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#define EPL_V1_ASND_HARDWARE_REVISION_OFFSET 10
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#define EPL_V1_ASND_FIRMWARE_VERSION_OFFSET 14
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#define EPL_V1_ASND_DEVICE_VARIANT_OFFSET 18
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#define EPL_V1_ASND_POLL_IN_SIZE_OFFSET 22
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#define EPL_V1_ASND_POLL_OUT_SIZE_OFFSET 26
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/* EPL_V1 message types */
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#define EPL_V1_SOC 0x01
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#define EPL_V1_EOC 0x02
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#define EPL_V1_PREQ 0x03
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#define EPL_V1_PRES 0x04
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#define EPL_V1_AINV 0x05
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#define EPL_V1_ASND 0x06
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static const value_string service_vals[] = {
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{EPL_V1_SOC, "Start of Cyclic (SoC)" },
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{EPL_V1_EOC, "End of Cyclic (EoC)" },
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{EPL_V1_PREQ, "Poll Request (PReq)" },
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{EPL_V1_PRES, "Poll Response (PRes)" },
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{EPL_V1_AINV, "Acyclic Invite (AInv)" },
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{EPL_V1_ASND, "Acyclic Send (ASnd)" },
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{0,NULL}
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};
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/* Channel values for EPL_V1 message type "AInv" */
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#define EPL_V1_AINV_IDENT 1
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#define EPL_V1_AINV_GENERIC 255
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static const value_string ainv_channel_number_vals[] = {
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{EPL_V1_AINV_IDENT, "Ident" },
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{EPL_V1_AINV_GENERIC, "Generic Channel" },
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{0,NULL}
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};
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/* Channel values for EPL_V1 message type "ASnd" */
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#define EPL_V1_ASND_IDENT 1
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#define EPL_V1_ASND_GENERIC 255
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static const value_string asnd_channel_number_vals[] = {
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{EPL_V1_ASND_IDENT, "Ident" },
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{EPL_V1_ASND_GENERIC, "Generic Channel" },
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{0,NULL}
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};
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/* Net Command values for EPL_V1 message type "SoC" */
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#define EPL_V1_SOC_NET_COMMAND_IDLE 0
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#define EPL_V1_SOC_NET_COMMAND_ACTIVE 1
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static const value_string soc_net_command_vals[] = {
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{EPL_V1_SOC_NET_COMMAND_IDLE, "Net Command Idle" },
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{EPL_V1_SOC_NET_COMMAND_ACTIVE, "Net Command Active"},
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{0,NULL}
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};
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/* Net Command values for EPL_V1 message type "EoC" */
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#define EPL_V1_EOC_NET_COMMAND_IDLE 0
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#define EPL_V1_EOC_NET_COMMAND_ACTIVE 1
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static const value_string eoc_net_command_vals[] = {
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{EPL_V1_EOC_NET_COMMAND_IDLE, "Net Command Idle" },
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{EPL_V1_EOC_NET_COMMAND_ACTIVE, "Net Command Active"},
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{0,NULL}
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};
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#endif /* __PACKET_EPL_V1_H__ */
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