forked from osmocom/wireshark
![Thomas Wiens](/assets/img/avatar_default.png)
The message system includes mode-transition and alarm events by PLC programmed blocks. The IDs in the mode-transition events are the same as used in a SZL response, so I used the same decoding function. Change-Id: If00990c21190ba0bed7933d6c8cfb590c6d8eab2 Reviewed-on: https://code.wireshark.org/review/13032 Petri-Dish: Alexis La Goutte <alexis.lagoutte@gmail.com> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: Anders Broman <a.broman58@gmail.com>
83 lines
3.3 KiB
C
83 lines
3.3 KiB
C
/* packet-s7comm.h
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*
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* Author: Thomas Wiens, 2014 (th.wiens@gmx.de)
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* Description: Wireshark dissector for S7-Communication
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __PACKET_S7COMM_H__
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#define __PACKET_S7COMM_H__
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/**************************************************************************
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* Returnvalues of an item response
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*/
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#define S7COMM_ITEM_RETVAL_RESERVED 0x00
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#define S7COMM_ITEM_RETVAL_DATA_HW_FAULT 0x01
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#define S7COMM_ITEM_RETVAL_DATA_ACCESS_FAULT 0x03
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#define S7COMM_ITEM_RETVAL_DATA_OUTOFRANGE 0x05 /* the desired address is beyond limit for this PLC */
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#define S7COMM_ITEM_RETVAL_DATA_NOT_SUP 0x06 /* Type is not supported */
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#define S7COMM_ITEM_RETVAL_DATA_SIZEMISMATCH 0x07 /* Data type inconsistent */
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#define S7COMM_ITEM_RETVAL_DATA_ERR 0x0a /* the desired item is not available in the PLC, e.g. when trying to read a non existing DB*/
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#define S7COMM_ITEM_RETVAL_DATA_OK 0xff
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/**************************************************************************
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* Names of userdata subfunctions in group 4 (CPU functions)
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*/
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#define S7COMM_UD_SUBF_CPU_READSZL 0x01
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#define S7COMM_UD_SUBF_CPU_MSGS 0x02
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#define S7COMM_UD_SUBF_CPU_DIAGMSG 0x03
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#define S7COMM_UD_SUBF_CPU_ALARM8_IND 0x05
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#define S7COMM_UD_SUBF_CPU_NOTIFY_IND 0x06
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#define S7COMM_UD_SUBF_CPU_ALARM8LOCK 0x07
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#define S7COMM_UD_SUBF_CPU_ALARM8UNLOCK 0x08
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#define S7COMM_UD_SUBF_CPU_ALARMACK 0x0b
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#define S7COMM_UD_SUBF_CPU_ALARMACK_IND 0x0c
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#define S7COMM_UD_SUBF_CPU_ALARM8LOCK_IND 0x0d
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#define S7COMM_UD_SUBF_CPU_ALARM8UNLOCK_IND 0x0e
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#define S7COMM_UD_SUBF_CPU_ALARMSQ_IND 0x11
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#define S7COMM_UD_SUBF_CPU_ALARMS_IND 0x12
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#define S7COMM_UD_SUBF_CPU_ALARMQUERY 0x13
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#define S7COMM_UD_SUBF_CPU_NOTIFY8_IND 0x16
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/**************************************************************************
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* Names of types in userdata parameter part
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*/
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#define S7COMM_UD_TYPE_PUSH 0x0
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#define S7COMM_UD_TYPE_REQ 0x4
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#define S7COMM_UD_TYPE_RES 0x8
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extern const value_string s7comm_item_return_valuenames[];
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guint32 s7comm_decode_ud_cpu_diagnostic_message(tvbuff_t *tvb, packet_info *pinfo, gboolean add_info_to_col, proto_tree *data_tree, guint32 offset);
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#endif
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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