forked from osmocom/wireshark
175 lines
6.0 KiB
C
175 lines
6.0 KiB
C
/* packet-pn.h
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* Common functions for other PROFINET protocols like DCP, MRP, ...
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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 1999 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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/*
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* Cyclic PNIO RTC1 Data Dissection:
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*
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* Added new structures to packet-pn.h to transfer the gained data of
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* packet-pn-dcp.c and packet-dcerpc-pn-io.c to packet-pn-rtc-one.c for
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* detailled dissection of cyclic PNIO RTC1 dataframes.
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*
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*/
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#define FRAME_ID_DCP_HELLO 0xfefc
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#define FRAME_ID_DCP_GETORSET 0xfefd
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#define FRAME_ID_DCP_IDENT_REQ 0xfefe
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#define FRAME_ID_DCP_IDENT_RES 0xfeff
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/* ---- Structures for pnio_rtc1 ---- */
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extern int proto_pn_dcp;
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extern int proto_pn_io_apdu_status;
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extern gboolean pnio_ps_selection; /* given by pnio preferences */
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/* Structure for general station information */
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typedef struct tagStationInfo {
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/* general information */
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gchar *typeofstation;
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gchar *nameofstation;
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guint16 u16Vendor_id;
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guint16 u16Device_id;
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/* frame structure */
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guint16 ioDataObjectNr;
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guint16 iocsNr;
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/* GSDfile station information */
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gboolean gsdFound;
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gboolean gsdPathLength;
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gchar *gsdLocation;
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/* IOCS object data */
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wmem_list_t *iocs_data_in;
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wmem_list_t *iocs_data_out;
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/* IOData object data */
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wmem_list_t *ioobject_data_in;
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wmem_list_t *ioobject_data_out;
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/* Different ModuleIdentnumber */
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wmem_list_t *diff_module;
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} stationInfo;
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typedef struct tagApduStatusSwitch
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{
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gboolean isRedundancyActive;
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address dl_dst;
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address dl_src;
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}apduStatusSwitch;
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/* Structure for IOCS Frames */
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typedef struct tagIocsObject {
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guint16 slotNr;
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guint16 subSlotNr;
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guint16 frameOffset;
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} iocsObject;
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/* Structure for IO Data Objects */
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typedef struct tagIoDataObject {
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guint16 slotNr;
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guint16 subSlotNr;
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guint32 moduleIdentNr;
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guint32 subModuleIdentNr;
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guint16 frameOffset;
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guint16 length;
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guint16 amountInGSDML;
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guint32 fParameterIndexNr;
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guint16 f_par_crc1;
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guint16 f_src_adr;
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guint16 f_dest_adr;
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gboolean f_crc_seed;
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guint8 f_crc_len;
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address srcAddr;
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address dstAddr;
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gboolean profisafeSupported;
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gboolean discardIOXS;
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gchar *moduleNameStr;
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tvbuff_t *tvb_slot;
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tvbuff_t *tvb_subslot;
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/* Status- or Controlbyte data*/
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guint8 last_sb_cb;
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guint8 lastToggleBit;
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} ioDataObject;
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/* Structure for Modules with different ModuleIdentnumber */
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typedef struct tagModuleDiffInfo {
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guint16 slotNr;
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guint32 modulID;
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} moduleDiffInfo;
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extern void init_pn(int proto);
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extern void init_pn_io_rtc1(int proto);
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extern void init_pnio_rtc1_station(stationInfo *station_info);
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extern int dissect_pn_uint8(tvbuff_t *tvb, gint offset, packet_info *pinfo,
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proto_tree *tree, int hfindex, guint8 *pdata);
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extern int dissect_pn_uint16_ret_item(tvbuff_t *tvb, gint offset, packet_info *pinfo _U_,
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proto_tree *tree, int hfindex, guint16 *pdata, proto_item ** new_item);
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extern int dissect_pn_uint16(tvbuff_t *tvb, gint offset, packet_info *pinfo,
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proto_tree *tree, int hfindex, guint16 *pdata);
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extern int dissect_pn_int16(tvbuff_t *tvb, gint offset, packet_info *pinfo,
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proto_tree *tree, int hfindex, gint16 *pdata);
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extern int dissect_pn_oid(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, int hfindex, guint32 *pdata);
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extern int dissect_pn_mac(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, int hfindex, guint8 *pdata);
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extern int dissect_pn_ipv4(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, int hfindex, guint32 *pdata);
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extern int dissect_pn_uuid(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, int hfindex, e_guid_t *uuid);
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extern int dissect_pn_undecoded(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, guint32 length);
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extern int dissect_pn_user_data(tvbuff_t *tvb, int offset, packet_info *pinfo _U_,
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proto_tree *tree, guint32 length, const char *text);
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#define SUBST_DATA 1
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#define FRAG_DATA 2
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extern int dissect_pn_user_data_bytes(tvbuff_t *tvb, int offset, packet_info *pinfo _U_,
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proto_tree *tree, guint32 length, int iSelect);
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extern int dissect_pn_malformed(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, guint32 length);
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extern int dissect_pn_padding(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, int length);
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extern int dissect_pn_align4(tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree);
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extern int dissect_PNIO_C_SDU_RTC1(tvbuff_t *tvb, int offset, packet_info *pinfo,
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proto_tree *tree, guint8 *drep _U_);
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extern void pn_append_info(packet_info *pinfo, proto_item *dcp_item, const char *text);
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extern gboolean dissect_CSF_SDU_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data);
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#define MAX_LINE_LENGTH 1024 /* used for fgets() */
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/* Read a string from an "xml" file, dropping xml comment blocks */
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#include <stdio.h>
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extern char *pn_fgets(char *str, int n, FILE *stream);
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