71 lines
2.7 KiB
C
71 lines
2.7 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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* SPDX-License-Identifier: GPL-2.0-or-later
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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_IND 0x0
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#define S7COMM_UD_TYPE_REQ 0x1
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#define S7COMM_UD_TYPE_RES 0x2
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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 - https://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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