2 * Routines for EtherNet/IP (Industrial Protocol) dissection
3 * EtherNet/IP Home: www.odva.org
5 * Conversation data support for CIP
6 * Jan Bartels, Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
11 * Wireshark - Network traffic analyzer
12 * By Gerald Combs <gerald@wireshark.org>
13 * Copyright 1998 Gerald Combs
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License
17 * as published by the Free Software Foundation; either version 2
18 * of the License, or (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
30 /* Offsets of fields within the DLR Common Frame Header */
31 #define DLR_CFH_SUB_TYPE 0
32 #define DLR_CFH_PROTO_VERSION 1
34 /* Offsets (from beginning of the packet) of fields within the DLR Message
37 #define DLR_MPF_FRAME_TYPE 2
38 #define DLR_MPF_SOURCE_PORT 3
39 #define DLR_MPF_SOURCE_IP 4
40 #define DLR_MPF_SEQUENCE_ID 8
42 /* Offset for Beacon frames */
43 #define DLR_BE_RING_STATE 12
44 #define DLR_BE_SUPERVISOR_PRECEDENCE 13
45 #define DLR_BE_BEACON_INTERVAL 14
46 #define DLR_BE_BEACON_TIMEOUT 18
47 #define DLR_BE_RESERVED 22
49 /* Offset for Neighbor_Check_Request frames */
50 #define DLR_NREQ_RESERVED 12
52 /* Offset for Neighbor_Check_Response frames */
53 #define DLR_NRES_SOURCE_PORT 12
54 #define DLR_NRES_RESERVED 13
56 /* Offset for Link_Status/Neighbor_Status frames */
57 #define DLR_LNS_SOURCE_PORT 12
58 #define DLR_LNS_RESERVED 13
60 /* Offset for Locate_Fault frames */
61 #define DLR_LF_RESERVED 12
63 /* Offset for Announce frames */
64 #define DLR_AN_RING_STATE 12
65 #define DLR_AN_RESERVED 13
67 /* Offset for Sign_On frames */
68 #define DLR_SO_NUM_NODES 12
69 #define DLR_SO_NODE_1_MAC 14
72 #define DLR_FT_BEACON 1
73 #define DLR_FT_NEIGHBOR_REQ 2
74 #define DLR_FT_NEIGHBOR_RES 3
75 #define DLR_FT_LINK_STAT 4
76 #define DLR_FT_LOCATE_FLT 5
77 #define DLR_FT_ANNOUNCE 6
78 #define DLR_FT_SIGN_ON 7
82 guint32 req_num, rep_num;
85 } enip_request_info_t;
87 void enip_open_cip_connection( packet_info *pinfo,
88 guint16 ConnSerialNumber, guint16 VendorID, guint32 DeviceSerialNumber,
89 guint32 O2TConnID, guint32 T2OConnID );
90 void enip_close_cip_connection( packet_info *pinfo,
91 guint16 ConnSerialNumber, guint16 VendorID, guint32 DeviceSerialNumber );