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|
/* packet-cip.h
* Routines for CIP (Common Industrial Protocol) dissection
* CIP Home: www.odva.org
*
* Copyright 2004
* Magnus Hansson <mah@hms.se>
* Joakim Wiberg <jow@hms.se>
*
* Added support for Connection Configuration Object
* ryan wamsley * Copyright 2007
*
* Added support for PCCC Objects
* Jared Rittle - Cisco Talos
* Copyright 2017
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef PACKET_CIP_H
#define PACKET_CIP_H
/* CIP Service Codes */
#define SC_GET_ATT_ALL 0x01
#define SC_SET_ATT_ALL 0x02
#define SC_GET_ATT_LIST 0x03
#define SC_SET_ATT_LIST 0x04
#define SC_RESET 0x05
#define SC_START 0x06
#define SC_STOP 0x07
#define SC_CREATE 0x08
#define SC_DELETE 0x09
#define SC_MULT_SERV_PACK 0x0A
#define SC_APPLY_ATTRIBUTES 0x0D
#define SC_GET_ATT_SINGLE 0x0E
#define SC_SET_ATT_SINGLE 0x10
#define SC_FIND_NEXT_OBJ_INST 0x11
#define SC_RESTOR 0x15
#define SC_SAVE 0x16
#define SC_NO_OP 0x17
#define SC_GET_MEMBER 0x18
#define SC_SET_MEMBER 0x19
#define SC_INSERT_MEMBER 0x1A
#define SC_REMOVE_MEMBER 0x1B
#define SC_GROUP_SYNC 0x1C
#define CIP_SC_MASK 0x7F
#define CIP_SC_RESPONSE_MASK 0x80
/* Classes that have class-specific dissectors */
#define CI_CLS_MR 0x02 /* Message Router */
#define CI_CLS_CM 0x06 /* Connection Manager */
#define CI_CLS_PCCC 0x67 /* PCCC Class */
#define CI_CLS_MOTION 0x42 /* Motion Device Axis Object */
#define CI_CLS_MB 0x44 /* Modbus Object */
#define CI_CLS_CCO 0xF3 /* Connection Configuration Object */
/* Class specific services */
/* Connection Manager */
#define SC_CM_FWD_CLOSE 0x4E
#define SC_CM_UNCON_SEND 0x52
#define SC_CM_FWD_OPEN 0x54
#define SC_CM_GET_CONN_DATA 0x56
#define SC_CM_SEARCH_CONN_DATA 0x57
#define SC_CM_LARGE_FWD_OPEN 0x5B
#define SC_CM_GET_CONN_OWNER 0x5A
/* PCCC Class */
#define SC_PCCC_EXECUTE_PCCC 0x4B
/* Modbus Object services */
#define SC_MB_READ_DISCRETE_INPUTS 0x4B
#define SC_MB_READ_COILS 0x4C
#define SC_MB_READ_INPUT_REGISTERS 0x4D
#define SC_MB_READ_HOLDING_REGISTERS 0x4E
#define SC_MB_WRITE_COILS 0x4F
#define SC_MB_WRITE_HOLDING_REGISTERS 0x50
#define SC_MB_PASSTHROUGH 0x51
/* Connection Configuration Object services */
#define SC_CCO_KICK_TIMER 0x4B
#define SC_CCO_OPEN_CONN 0x4C
#define SC_CCO_CLOSE_CONN 0x4D
#define SC_CCO_STOP_CONN 0x4E
#define SC_CCO_CHANGE_START 0x4F
#define SC_CCO_GET_STATUS 0x50
#define SC_CCO_CHANGE_COMPLETE 0x51
#define SC_CCO_AUDIT_CHANGE 0x52
/* CIP General status codes */
#define CI_GRC_SUCCESS 0x00
#define CI_GRC_FAILURE 0x01
#define CI_GRC_NO_RESOURCE 0x02
#define CI_GRC_BAD_DATA 0x03
#define CI_GRC_BAD_PATH 0x04
#define CI_GRC_BAD_CLASS_INSTANCE 0x05
#define CI_GRC_PARTIAL_DATA 0x06
#define CI_GRC_CONN_LOST 0x07
#define CI_GRC_BAD_SERVICE 0x08
#define CI_GRC_BAD_ATTR_DATA 0x09
#define CI_GRC_ATTR_LIST_ERROR 0x0A
#define CI_GRC_ALREADY_IN_MODE 0x0B
#define CI_GRC_BAD_OBJ_MODE 0x0C
#define CI_GRC_OBJ_ALREADY_EXISTS 0x0D
#define CI_GRC_ATTR_NOT_SETTABLE 0x0E
#define CI_GRC_PERMISSION_DENIED 0x0F
#define CI_GRC_DEV_IN_WRONG_STATE 0x10
#define CI_GRC_REPLY_DATA_TOO_LARGE 0x11
#define CI_GRC_FRAGMENT_PRIMITIVE 0x12
#define CI_GRC_CONFIG_TOO_SMALL 0x13
#define CI_GRC_UNDEFINED_ATTR 0x14
#define CI_GRC_CONFIG_TOO_BIG 0x15
#define CI_GRC_OBJ_DOES_NOT_EXIST 0x16
#define CI_GRC_NO_FRAGMENTATION 0x17
#define CI_GRC_DATA_NOT_SAVED 0x18
#define CI_GRC_DATA_WRITE_FAILURE 0x19
#define CI_GRC_REQUEST_TOO_LARGE 0x1A
#define CI_GRC_RESPONSE_TOO_LARGE 0x1B
#define CI_GRC_MISSING_LIST_DATA 0x1C
#define CI_GRC_INVALID_LIST_STATUS 0x1D
#define CI_GRC_SERVICE_ERROR 0x1E
#define CI_GRC_CONN_RELATED_FAILURE 0x1F
#define CI_GRC_INVALID_PARAMETER 0x20
#define CI_GRC_WRITE_ONCE_FAILURE 0x21
#define CI_GRC_INVALID_REPLY 0x22
#define CI_GRC_BUFFER_OVERFLOW 0x23
#define CI_GRC_MESSAGE_FORMAT 0x24
#define CI_GRC_BAD_KEY_IN_PATH 0x25
#define CI_GRC_BAD_PATH_SIZE 0x26
#define CI_GRC_UNEXPECTED_ATTR 0x27
#define CI_GRC_INVALID_MEMBER 0x28
#define CI_GRC_MEMBER_NOT_SETTABLE 0x29
#define CI_GRC_G2_SERVER_FAILURE 0x2A
#define CI_GRC_UNKNOWN_MB_ERROR 0x2B
#define CI_GRC_ATTRIBUTE_NOT_GET 0x2C
#define CI_GRC_STILL_PROCESSING 0xFF
/* PCCC Status Codes */
#define PCCC_GS_SUCCESS 0x00
#define PCCC_GS_ILLEGAL_CMD 0x10
#define PCCC_GS_HOST_COMMS 0x20
#define PCCC_GS_MISSING_REMOTE_NODE 0x30
#define PCCC_GS_HARDWARE_FAULT 0x40
#define PCCC_GS_ADDRESSING_ERROR 0x50
#define PCCC_GS_CMD_PROTECTION 0x60
#define PCCC_GS_PROGRAM_MODE 0x70
#define PCCC_GS_MISSING_COMPATABILITY_FILE 0x80
#define PCCC_GS_BUFFER_FULL_1 0x90
#define PCCC_GS_WAIT_ACK 0xA0
#define PCCC_GS_REMOTE_DOWNLOAD_ERROR 0xB0
#define PCCC_GS_BUFFER_FULL_2 0xC0
#define PCCC_GS_NOT_USED_1 0xD0
#define PCCC_GS_NOT_USED_2 0xE0
#define PCCC_GS_USE_EXTSTS 0xF0
/* PCCC Extended Status Codes */
#define PCCC_ES_ILLEGAL_VALUE 0x01
#define PCCC_ES_SHORT_ADDRESS 0x02
#define PCCC_ES_LONG_ADDRESS 0x03
#define PCCC_ES_NOT_FOUND 0x04
#define PCCC_ES_BAD_FORMAT 0x05
#define PCCC_ES_BAD_POINTER 0x06
#define PCCC_ES_BAD_SIZE 0x07
#define PCCC_ES_SITUATION_CHANGED 0x08
#define PCCC_ES_DATA_TOO_LARGE 0x09
#define PCCC_ES_TRANS_TOO_LARGE 0x0A
#define PCCC_ES_ACCESS_DENIED 0x0B
#define PCCC_ES_NOT_AVAILABLE 0x0C
#define PCCC_ES_ALREADY_EXISTS 0x0D
#define PCCC_ES_NO_EXECUTION 0x0E
#define PCCC_ES_HIST_OVERFLOW 0x0F
#define PCCC_ES_NO_ACCESS 0x10
#define PCCC_ES_ILLEGAL_DATA_TYPE 0x11
#define PCCC_ES_INVALID_DATA 0x12
#define PCCC_ES_BAD_REFERENCE 0x13
#define PCCC_ES_EXECUTION_FAILURE 0x14
#define PCCC_ES_CONVERSION_ERROR 0x15
#define PCCC_ES_NO_COMMS 0x16
#define PCCC_ES_TYPE_MISMATCH 0x17
#define PCCC_ES_BAD_RESPONSE 0x18
#define PCCC_ES_DUP_LABEL 0x19
#define PCCC_ES_FILE_ALREADY_OPEN 0x1A
#define PCCC_ES_PROGRAM_ALREADY_OWNED 0x1B
#define PCCC_ES_RESERVED_1 0x1C
#define PCCC_ES_RESERVED_2 0x1D
#define PCCC_ES_PROTECTION_VIOLATION 0x1E
#define PCCC_ES_TMP_INTERNAL_ERROR 0x1F
#define PCCC_ES_RACK_FAULT 0x22
#define PCCC_ES_TIMEOUT 0x23
#define PCCC_ES_UNKNOWN 0x24
/* PCCC Command Codes */
#define PCCC_CMD_00 0x00
#define PCCC_CMD_01 0x01
#define PCCC_CMD_02 0x02
#define PCCC_CMD_04 0x04
#define PCCC_CMD_05 0x05
#define PCCC_CMD_06 0x06
#define PCCC_CMD_07 0x07
#define PCCC_CMD_08 0x08
#define PCCC_CMD_0F 0x0F
/* PCCC Function Codes */
#define PCCC_FNC_06_00 0x00
#define PCCC_FNC_06_01 0x01
#define PCCC_FNC_06_02 0x02
#define PCCC_FNC_06_03 0x03
#define PCCC_FNC_06_04 0x04
#define PCCC_FNC_06_05 0x05
#define PCCC_FNC_06_06 0x06
#define PCCC_FNC_06_07 0x07
#define PCCC_FNC_06_08 0x08
#define PCCC_FNC_06_09 0x09
#define PCCC_FNC_06_0A 0x0A
#define PCCC_FNC_07_00 0x00
#define PCCC_FNC_07_01 0x01
#define PCCC_FNC_07_03 0x03
#define PCCC_FNC_07_04 0x04
#define PCCC_FNC_07_05 0x05
#define PCCC_FNC_07_06 0x06
#define PCCC_FNC_0F_00 0x00
#define PCCC_FNC_0F_01 0x01
#define PCCC_FNC_0F_02 0x02
#define PCCC_FNC_0F_03 0x03
#define PCCC_FNC_0F_04 0x04
#define PCCC_FNC_0F_05 0x05
#define PCCC_FNC_0F_06 0x06
#define PCCC_FNC_0F_07 0x07
#define PCCC_FNC_0F_08 0x08
#define PCCC_FNC_0F_09 0x09
#define PCCC_FNC_0F_0A 0x0A
#define PCCC_FNC_0F_11 0x11
#define PCCC_FNC_0F_12 0x12
#define PCCC_FNC_0F_17 0x17
#define PCCC_FNC_0F_18 0x18
#define PCCC_FNC_0F_26 0x26
#define PCCC_FNC_0F_29 0x29
#define PCCC_FNC_0F_3A 0x3A
#define PCCC_FNC_0F_41 0x41
#define PCCC_FNC_0F_50 0x50
#define PCCC_FNC_0F_52 0x52
#define PCCC_FNC_0F_53 0x53
#define PCCC_FNC_0F_55 0x55
#define PCCC_FNC_0F_57 0x57
#define PCCC_FNC_0F_5E 0x5E
#define PCCC_FNC_0F_67 0x67
#define PCCC_FNC_0F_68 0x68
#define PCCC_FNC_0F_79 0x79
#define PCCC_FNC_0F_80 0x80
#define PCCC_FNC_0F_81 0x81
#define PCCC_FNC_0F_82 0x82
#define PCCC_FNC_0F_88 0x88
#define PCCC_FNC_0F_8F 0x8F
#define PCCC_FNC_0F_A1 0xA1
#define PCCC_FNC_0F_A2 0xA2
#define PCCC_FNC_0F_A3 0xA3
#define PCCC_FNC_0F_A7 0xA7
#define PCCC_FNC_0F_A9 0xA9
#define PCCC_FNC_0F_AA 0xAA
#define PCCC_FNC_0F_AB 0xAB
#define PCCC_FNC_0F_AF 0xAF
/* PCCC File Types */
#define PCCC_FILE_TYPE_LOGIC 0x22
#define PCCC_FILE_TYPE_FUNCTION_CS0_CS2 0x48
#define PCCC_FILE_TYPE_CHANNEL_CONFIG 0x49
#define PCCC_FILE_TYPE_FUNCTION_ES1 0x4A
#define PCCC_FILE_TYPE_ONLINE_EDIT 0x65
#define PCCC_FILE_TYPE_FUNCTION_IOS 0x6A
#define PCCC_FILE_TYPE_DATA_OUTPUT 0x82
#define PCCC_FILE_TYPE_DATA_INPUT 0x83
#define PCCC_FILE_TYPE_DATA_STATUS 0x84
#define PCCC_FILE_TYPE_DATA_BINARY 0x85
#define PCCC_FILE_TYPE_DATA_TIMER 0x86
#define PCCC_FILE_TYPE_DATA_COUNTER 0x87
#define PCCC_FILE_TYPE_DATA_CONTROL 0x88
#define PCCC_FILE_TYPE_DATA_INTEGER 0x89
#define PCCC_FILE_TYPE_DATA_FLOAT 0x8A
#define PCCC_FILE_TYPE_FORCE_OUTPUT 0xA1
#define PCCC_FILE_TYPE_FORCE_INPUT 0xA2
#define PCCC_FILE_TYPE_FUNCTION_ES0 0xE0
#define PCCC_FILE_TYPE_FUNCTION_STI 0xE2
#define PCCC_FILE_TYPE_FUNCTION_EII 0xE3
#define PCCC_FILE_TYPE_FUNCTION_RTC 0xE4
#define PCCC_FILE_TYPE_FUNCTION_BHI 0xE5
#define PCCC_FILE_TYPE_FUNCTION_MMI 0xE6
#define PCCC_FILE_TYPE_FUNCTION_LCD 0xEC
#define PCCC_FILE_TYPE_FUNCTION_PTOX 0xED
#define PCCC_FILE_TYPE_FUNCTION_PWMX 0xEE
/* PCCC CPU Mode Codes */
#define PCCC_CPU_3A_PROGRAM 0x01
#define PCCC_CPU_3A_RUN 0x02
#define PCCC_CPU_80_PROGRAM 0x01
#define PCCC_CPU_80_RUN 0x06
#define PCCC_CPU_80_TEST_CONT 0x07
#define PCCC_CPU_80_TEST_SINGLE 0x08
#define PCCC_CPU_80_TEST_DEBUG 0x09
/* IOI Path types */
#define CI_SEGMENT_TYPE_MASK 0xE0
#define CI_PORT_SEGMENT 0x00
#define CI_LOGICAL_SEGMENT 0x20
#define CI_NETWORK_SEGMENT 0x40
#define CI_SYMBOLIC_SEGMENT 0x60
#define CI_DATA_SEGMENT 0x80
#define CI_PORT_SEG_EX_LINK_ADDRESS 0x10
#define CI_PORT_SEG_PORT_ID_MASK 0x0F
#define CI_LOGICAL_SEG_TYPE_MASK 0x1C
#define CI_LOGICAL_SEG_CLASS_ID 0x00
#define CI_LOGICAL_SEG_INST_ID 0x04
#define CI_LOGICAL_SEG_MBR_ID 0x08
#define CI_LOGICAL_SEG_CON_POINT 0x0C
#define CI_LOGICAL_SEG_ATTR_ID 0x10
#define CI_LOGICAL_SEG_SPECIAL 0x14
#define CI_LOGICAL_SEG_SERV_ID 0x18
#define CI_LOGICAL_SEG_EXT_LOGICAL 0x1C
#define CI_LOGICAL_SEG_FORMAT_MASK 0x03
#define CI_LOGICAL_SEG_8_BIT 0x00
#define CI_LOGICAL_SEG_16_BIT 0x01
#define CI_LOGICAL_SEG_32_BIT 0x02
#define CI_LOGICAL_SEG_RES_2 0x03
#define CI_LOGICAL_SEG_E_KEY 0x00
#define CI_E_KEY_FORMAT_VAL 0x04
#define CI_DATA_SEG_TYPE_MASK 0x1F
#define CI_DATA_SEG_SIMPLE 0x00
#define CI_DATA_SEG_SYMBOL 0x11
#define CI_NETWORK_SEG_TYPE_MASK 0x1F
#define CI_NETWORK_SEG_SCHEDULE 0x01
#define CI_NETWORK_SEG_FIXED_TAG 0x02
#define CI_NETWORK_SEG_PROD_INHI 0x03
#define CI_NETWORK_SEG_SAFETY 0x10
#define CI_NETWORK_SEG_PROD_INHI_US 0x11
#define CI_NETWORK_SEG_EXTENDED 0x1F
#define CI_SYMBOL_SEG_FORMAT_MASK 0xE0
#define CI_SYMBOL_SEG_SIZE_MASK 0x1F
#define CI_SYMBOL_SEG_DOUBLE 0x20
#define CI_SYMBOL_SEG_TRIPLE 0x40
#define CI_SYMBOL_SEG_NUMERIC 0xC0
#define CI_SYMBOL_NUMERIC_USINT 6
#define CI_SYMBOL_NUMERIC_UINT 7
#define CI_SYMBOL_NUMERIC_UDINT 8
#define CI_TRANSPORT_CLASS_MASK 0x0F
#define CI_PRODUCTION_TRIGGER_MASK 0x70
#define CI_PRODUCTION_DIR_MASK 0x80
#define CONN_TYPE_NULL 0
#define CONN_TYPE_MULTICAST 1
#define CONN_TYPE_P2P 2
#define CONN_TYPE_RESERVED 3
#define ENIP_CIP_INTERFACE 0
/* Define common services */
#define GENERIC_SC_LIST \
{ SC_GET_ATT_ALL, "Get Attributes All" }, \
{ SC_SET_ATT_ALL, "Set Attributes All" }, \
{ SC_GET_ATT_LIST, "Get Attribute List" }, \
{ SC_SET_ATT_LIST, "Set Attribute List" }, \
{ SC_RESET, "Reset" }, \
{ SC_START, "Start" }, \
{ SC_STOP, "Stop" }, \
{ SC_CREATE, "Create" }, \
{ SC_DELETE, "Delete" }, \
{ SC_MULT_SERV_PACK, "Multiple Service Packet" }, \
{ SC_APPLY_ATTRIBUTES, "Apply Attributes" }, \
{ SC_GET_ATT_SINGLE, "Get Attribute Single" }, \
{ SC_SET_ATT_SINGLE, "Set Attribute Single" }, \
{ SC_FIND_NEXT_OBJ_INST, "Find Next Object Instance" }, \
{ SC_RESTOR, "Restore" }, \
{ SC_SAVE, "Save" }, \
{ SC_NO_OP, "Nop" }, \
{ SC_GET_MEMBER, "Get Member" }, \
{ SC_SET_MEMBER, "Set Member" }, \
{ SC_INSERT_MEMBER, "Insert Member" }, \
{ SC_REMOVE_MEMBER, "Remove Member" }, \
{ SC_GROUP_SYNC, "Group Sync" }, \
typedef struct cip_simple_request_info {
guint32 iClass;
guint32 iInstance;
guint32 iAttribute;
guint32 iMember;
guint32 iConnPoint;
} cip_simple_request_info_t;
enum cip_datatype {
cip_bool,
cip_sint,
cip_int,
cip_dint,
cip_lint,
cip_usint,
cip_usint_array,
cip_uint,
cip_uint_array,
cip_udint,
cip_ulint,
cip_real,
cip_lreal,
cip_itime,
cip_time,
cip_ftime,
cip_ltime,
cip_short_string,
cip_string,
cip_string2,
cip_stringi,
cip_byte,
cip_word,
cip_dword,
cip_lword,
cip_date,
cip_time_of_day,
cip_date_and_time,
cip_dissector_func,
/* Currently not supported */
cip_stringN,
};
typedef int attribute_dissector_func(packet_info *pinfo, proto_tree *tree, proto_item *item, tvbuff_t *tvb,
int offset, int total_len);
#define CIP_ATTR_CLASS (TRUE)
#define CIP_ATTR_INSTANCE (FALSE)
typedef struct attribute_info {
guint class_id;
gboolean class_instance;
guint attribute;
int gaa_index; /* Index of attribute in GetAttributeAll response (< 0 means not in GetAttrbuteAll */
const char *text;
enum cip_datatype datatype;
int* phf;
attribute_dissector_func *pdissect;
} attribute_info_t;
typedef struct cip_connID_info {
guint32 connID;
address ipaddress;
guint16 port;
guint8 type;
// Actual Packet Interval in microseconds.
guint32 api;
} cip_connID_info_t;
enum cip_safety_format_type {CIP_SAFETY_BASE_FORMAT, CIP_SAFETY_EXTENDED_FORMAT};
typedef struct cip_connection_triad {
guint16 ConnSerialNumber;
guint16 VendorID;
guint32 DeviceSerialNumber;
} cip_connection_triad_t;
typedef struct cip_safety_epath_info {
gboolean safety_seg;
enum cip_safety_format_type format;
guint16 running_rollover_value; /* Keep track of the rollover value over the course of the connection */
guint16 running_timestamp_value; /* Keep track of the timestamp value over the course of the connection */
cip_connection_triad_t target_triad;
} cip_safety_epath_info_t;
typedef struct cip_conn_info {
cip_connection_triad_t triad;
guint32 forward_open_frame;
cip_connID_info_t O2T;
cip_connID_info_t T2O;
guint8 TransportClass_trigger;
cip_safety_epath_info_t safety;
guint32 ClassID;
guint32 ConnPoint;
guint32 FwdOpenPathLenBytes;
void *pFwdOpenPathData;
} cip_conn_info_t;
typedef struct cip_req_info {
dissector_handle_t dissector;
guint8 bService;
guint IOILen;
void *pIOI;
void *pData;
cip_simple_request_info_t *ciaData;
cip_conn_info_t* connInfo;
} cip_req_info_t;
/*
** Exported functions
*/
/* Depending on if a Class or Symbol segment appears in Connection Path or
a Request Path, display '-' before or after the actual name. */
#define NO_DISPLAY 0
#define DISPLAY_CONNECTION_PATH 1
#define DISPLAY_REQUEST_PATH 2
extern void dissect_epath( tvbuff_t *tvb, packet_info *pinfo, proto_tree *path_tree, proto_item *epath_item, int offset, int path_length,
gboolean generate, gboolean packed, cip_simple_request_info_t* req_data, cip_safety_epath_info_t* safety,
int display_type, proto_item *msp_item,
gboolean is_msp_item);
// Elementary Data Types.
enum cip_elem_data_types {
CIP_STRING_TYPE = 0xD0,
CIP_SHORT_STRING_TYPE = 0xDA,
CIP_STRING2_TYPE = 0xD5
};
extern void add_cip_service_to_info_column(packet_info *pinfo, guint8 service, const value_string* service_vals);
extern attribute_info_t* cip_get_attribute(guint class_id, guint instance, guint attribute);
extern int dissect_cip_attribute(packet_info *pinfo, proto_tree *tree, proto_item *item, tvbuff_t *tvb, attribute_info_t* attr, int offset, int total_len);
extern void dissect_cip_data(proto_tree *item_tree, tvbuff_t *tvb, int offset, packet_info *pinfo, cip_req_info_t *preq_info, proto_item* msp_item, gboolean is_msp_item);
extern void dissect_cip_date_and_time(proto_tree *tree, tvbuff_t *tvb, int offset, int hf_datetime);
extern int dissect_cip_get_attribute_list_req(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item * item,
int offset, cip_simple_request_info_t* req_data);
extern int dissect_cip_multiple_service_packet(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item * item, int offset, gboolean request);
extern int dissect_cip_response_status(proto_tree* tree, tvbuff_t* tvb, int offset, int hf_general_status, gboolean have_additional_status);
extern void dissect_cip_run_idle(tvbuff_t* tvb, int offset, proto_tree* item_tree);
extern int dissect_cip_segment_single(packet_info *pinfo, tvbuff_t *tvb, int offset, proto_tree *path_tree, proto_item *epath_item,
gboolean generate, gboolean packed, cip_simple_request_info_t* req_data, cip_safety_epath_info_t* safety,
int display_type, proto_item *msp_item,
gboolean is_msp_item);
extern int dissect_cip_string_type(packet_info *pinfo, proto_tree *tree, proto_item *item, tvbuff_t *tvb, int offset, int hf_type, int string_type);
extern int dissect_cip_get_attribute_all_rsp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
int offset, cip_simple_request_info_t* req_data);
extern int dissect_cip_set_attribute_list_req(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item * item,
int offset, cip_simple_request_info_t* req_data);
extern int dissect_cip_set_attribute_list_rsp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item * item,
int offset, cip_simple_request_info_t* req_data);
extern void dissect_deviceid(tvbuff_t *tvb, int offset, proto_tree *tree,
int hf_vendor, int hf_devtype, int hf_prodcode,
int hf_compatibility, int hf_comp_bit, int hf_majrev, int hf_minrev);
extern int dissect_optional_attr_list(packet_info *pinfo, proto_tree *tree, proto_item *item, tvbuff_t *tvb,
int offset, int total_len);
extern int dissect_optional_service_list(packet_info *pinfo, proto_tree *tree, proto_item *item, tvbuff_t *tvb,
int offset, int total_len);
extern int dissect_padded_epath_len_usint(packet_info *pinfo, proto_tree *tree, proto_item *item, tvbuff_t *tvb,
int offset, int total_len);
extern int dissect_padded_epath_len_uint(packet_info *pinfo, proto_tree *tree, proto_item *item, tvbuff_t *tvb,
int offset, int total_len);
extern void load_cip_request_data(packet_info *pinfo, cip_simple_request_info_t *req_data);
extern gboolean should_dissect_cip_response(tvbuff_t *tvb, int offset, guint8 gen_status);
/*
** Exported variables
*/
extern const value_string cip_sc_rr[];
extern const value_string cip_reset_type_vals[];
extern const value_string cip_class_names_vals[];
extern const value_string cip_port_number_vals[];
extern value_string_ext cip_gs_vals_ext;
extern value_string_ext cip_cm_ext_st_vals_ext;
extern value_string_ext cip_vendor_vals_ext;
extern value_string_ext cip_devtype_vals_ext;
extern value_string_ext cip_class_names_vals_ext;
/* Common class attributes and attribute dissection functions*/
extern int hf_attr_class_revision;
extern int hf_attr_class_max_instance;
extern int hf_attr_class_num_instance;
extern int hf_attr_class_opt_attr_num;
extern int hf_attr_class_attr_num;
extern int hf_attr_class_opt_service_num;
extern int hf_attr_class_service_code;
extern int hf_attr_class_num_class_attr;
extern int hf_attr_class_num_inst_attr;
#define CLASS_ATTRIBUTE_1_NAME "Revision"
#define CLASS_ATTRIBUTE_2_NAME "Max Instance"
#define CLASS_ATTRIBUTE_3_NAME "Number of Instances"
#define CLASS_ATTRIBUTE_4_NAME "Optional Attribute List"
#define CLASS_ATTRIBUTE_5_NAME "Optional Service List"
#define CLASS_ATTRIBUTE_6_NAME "Maximum ID Number Class Attributes"
#define CLASS_ATTRIBUTE_7_NAME "Maximum ID Number Instance Attributes"
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 3
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=3 tabstop=8 expandtab:
* :indentSize=3:tabSize=8:noTabs=true:
*/
#endif /* PACKET_CIP_H */
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