Wireshark  4.3.0
The Wireshark network protocol analyzer
packet-s7comm.h
1 /* packet-s7comm.h
2  *
3  * Author: Thomas Wiens, 2014 (th.wiens@gmx.de)
4  * Description: Wireshark dissector for S7-Communication
5  *
6  * Wireshark - Network traffic analyzer
7  * By Gerald Combs <gerald@wireshark.org>
8  * Copyright 1998 Gerald Combs
9  *
10  * SPDX-License-Identifier: GPL-2.0-or-later
11  */
12 #ifndef __PACKET_S7COMM_H__
13 #define __PACKET_S7COMM_H__
14 
15 /**************************************************************************
16  * Returnvalues of an item response
17  */
18 #define S7COMM_ITEM_RETVAL_RESERVED 0x00
19 #define S7COMM_ITEM_RETVAL_DATA_HW_FAULT 0x01
20 #define S7COMM_ITEM_RETVAL_DATA_ACCESS_FAULT 0x03
21 #define S7COMM_ITEM_RETVAL_DATA_OUTOFRANGE 0x05 /* the desired address is beyond limit for this PLC */
22 #define S7COMM_ITEM_RETVAL_DATA_NOT_SUP 0x06 /* Type is not supported */
23 #define S7COMM_ITEM_RETVAL_DATA_SIZEMISMATCH 0x07 /* Data type inconsistent */
24 #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*/
25 #define S7COMM_ITEM_RETVAL_DATA_OK 0xff
26 
27 /**************************************************************************
28  * Names of userdata subfunctions in group 4 (CPU functions)
29  */
30 #define S7COMM_UD_SUBF_CPU_READSZL 0x01
31 #define S7COMM_UD_SUBF_CPU_MSGS 0x02
32 #define S7COMM_UD_SUBF_CPU_DIAGMSG 0x03
33 #define S7COMM_UD_SUBF_CPU_ALARM8_IND 0x05
34 #define S7COMM_UD_SUBF_CPU_NOTIFY_IND 0x06
35 #define S7COMM_UD_SUBF_CPU_ALARM8LOCK 0x07
36 #define S7COMM_UD_SUBF_CPU_ALARM8UNLOCK 0x08
37 #define S7COMM_UD_SUBF_CPU_ALARMACK 0x0b
38 #define S7COMM_UD_SUBF_CPU_ALARMACK_IND 0x0c
39 #define S7COMM_UD_SUBF_CPU_ALARM8LOCK_IND 0x0d
40 #define S7COMM_UD_SUBF_CPU_ALARM8UNLOCK_IND 0x0e
41 #define S7COMM_UD_SUBF_CPU_ALARMSQ_IND 0x11
42 #define S7COMM_UD_SUBF_CPU_ALARMS_IND 0x12
43 #define S7COMM_UD_SUBF_CPU_ALARMQUERY 0x13
44 #define S7COMM_UD_SUBF_CPU_NOTIFY8_IND 0x16
45 
46 /**************************************************************************
47  * Names of types in userdata parameter part
48  */
49 #define S7COMM_UD_TYPE_IND 0x0
50 #define S7COMM_UD_TYPE_REQ 0x1
51 #define S7COMM_UD_TYPE_RES 0x2
52 
53 extern const value_string s7comm_item_return_valuenames[];
54 
55 guint32 s7comm_decode_ud_cpu_diagnostic_message(tvbuff_t *tvb, packet_info *pinfo, gboolean add_info_to_col, proto_tree *data_tree, guint32 offset);
56 
57 #endif
58 
59 /*
60  * Editor modelines - https://www.wireshark.org/tools/modelines.html
61  *
62  * Local variables:
63  * c-basic-offset: 4
64  * tab-width: 8
65  * indent-tabs-mode: nil
66  * End:
67  *
68  * vi: set shiftwidth=4 tabstop=8 expandtab:
69  * :indentSize=4:tabSize=8:noTabs=true:
70  */
Definition: packet_info.h:44
Definition: proto.h:904
Definition: value_string.h:26
Definition: tvbuff-int.h:35