epan/dissectors/packet-enip.h

   1 /* packet-enip.h
   2  * Routines for EtherNet/IP (Industrial Protocol) dissection
   3  * EtherNet/IP Home: www.odva.org
   4  *
   5  * Conversation data support for CIP
   6  *   Jan Bartels, Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
   7  *   Copyright 2007
   8  *
   9  * $Id$
  10  *
  11  * Wireshark - Network traffic analyzer
  12  * By Gerald Combs <gerald@wireshark.org>
  13  * Copyright 1998 Gerald Combs
  14  *
  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.
  19  *
  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.
  24  *
  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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  28  */
  29
  30 #ifndef PACKET_ENIP_H
  31 #define PACKET_ENIP_H
  32
  33 /* Offsets of fields within the DLR Common Frame Header */
  34 #define DLR_CFH_SUB_TYPE       0
  35 #define DLR_CFH_PROTO_VERSION  1
  36
  37 /* Offsets (from beginning of the packet) of fields within the DLR Message
  38  * Payload Fields
  39  */
  40 #define DLR_MPF_FRAME_TYPE       2
  41 #define DLR_MPF_SOURCE_PORT      3
  42 #define DLR_MPF_SOURCE_IP        4
  43 #define DLR_MPF_SEQUENCE_ID      8
  44
  45 /* Offset for Beacon frames */
  46 #define DLR_BE_RING_STATE              12
  47 #define DLR_BE_SUPERVISOR_PRECEDENCE   13
  48 #define DLR_BE_BEACON_INTERVAL         14
  49 #define DLR_BE_BEACON_TIMEOUT          18
  50 #define DLR_BE_RESERVED                22
  51
  52 /* Offset for Neighbor_Check_Request frames */
  53 #define DLR_NREQ_RESERVED     12
  54
  55 /* Offset for Neighbor_Check_Response frames */
  56 #define DLR_NRES_SOURCE_PORT  12
  57 #define DLR_NRES_RESERVED     13
  58
  59 /* Offset for Link_Status/Neighbor_Status frames */
  60 #define DLR_LNS_SOURCE_PORT   12
  61 #define DLR_LNS_RESERVED      13
  62
  63 /* Offset for Locate_Fault frames */
  64 #define DLR_LF_RESERVED     12
  65
  66 /* Offset for Announce frames */
  67 #define DLR_AN_RING_STATE   12
  68 #define DLR_AN_RESERVED     13
  69
  70 /* Offset for Sign_On frames */
  71 #define DLR_SO_NUM_NODES    12
  72 #define DLR_SO_NODE_1_MAC   14
  73
  74 /* Offset for Advertise frames */
  75 #define DLR_ADV_GATEWAY_STATE          12
  76 #define DLR_ADV_GATEWAY_PRECEDENCE     13
  77 #define DLR_ADV_ADVERTISE_INTERVAL     14
  78 #define DLR_ADV_ADVERTISE_TIMEOUT      18
  79 #define DLR_ADV_LEARNING_UPDATE_ENABLE 22
  80 #define DLR_ADV_RESERVED               23
  81
  82 /* Offset for Advertise frames */
  83 #define DLR_FLUSH_LEARNING_UPDATE_ENABLE  12
  84 #define DLR_FLUSH_RESERVED                13
  85
  86 /* Offset for Advertise frames */
  87 #define DLR_LEARN_RESERVED             12
  88
  89 /* DLR commmands */
  90 #define DLR_FT_BEACON            1
  91 #define DLR_FT_NEIGHBOR_REQ      2
  92 #define DLR_FT_NEIGHBOR_RES      3
  93 #define DLR_FT_LINK_STAT         4
  94 #define DLR_FT_LOCATE_FLT        5
  95 #define DLR_FT_ANNOUNCE          6
  96 #define DLR_FT_SIGN_ON           7
  97 #define DLR_FT_ADVERTISE         8
  98 #define DLR_FT_FLUSH_TABLES      9
  99 #define DLR_FT_LEARNING_UPDATE  10
 100
 101
 102 typedef struct {
 103    guint32 req_num, rep_num;
 104    nstime_t req_time;
 105    cip_req_info_t* cip_info;
 106 } enip_request_info_t;
 107
 108 enum enip_connid_type {ECIDT_UNKNOWN, ECIDT_O2T, ECIDT_T2O};
 109
 110 void enip_close_cip_connection( packet_info *pinfo, guint16 ConnSerialNumber, guint16 VendorID, guint32 DeviceSerialNumber );
 111
 112 extern attribute_info_t enip_attribute_vals[45];
 113
 114 #endif /* PACKET_ENIP_H */