forked from osmocom/wireshark
1465 lines
60 KiB
C
1465 lines
60 KiB
C
/* packet-uds.c
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* Routines for uds protocol packet disassembly
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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 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include <epan/uat.h>
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#include <wsutil/bits_ctz.h>
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#include <epan/dissectors/packet-doip.h>
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#include <epan/dissectors/packet-iso10681.h>
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#include <epan/dissectors/packet-iso15765.h>
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void proto_register_uds(void);
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void proto_reg_handoff_uds(void);
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#define DATAFILE_UDS_ROUTINE_IDS "UDS_routine_identifiers"
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#define DATAFILE_UDS_DATA_IDS "UDS_data_identifiers"
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#define UDS_SERVICES_DSC 0x10
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#define UDS_SERVICES_ER 0x11
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#define UDS_SERVICES_CDTCI 0x14
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#define UDS_SERVICES_RDTCI 0x19
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#define UDS_SERVICES_RDBI 0x22
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#define UDS_SERVICES_RMBA 0x23
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#define UDS_SERVICES_RSDBI 0x24
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#define UDS_SERVICES_SA 0x27
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#define UDS_SERVICES_CC 0x28
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#define UDS_SERVICES_RDBPI 0x2A
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#define UDS_SERVICES_DDDI 0x2C
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#define UDS_SERVICES_WDBI 0x2E
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#define UDS_SERVICES_IOCBI 0x2F
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#define UDS_SERVICES_RC 0x31
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#define UDS_SERVICES_RD 0x34
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#define UDS_SERVICES_RU 0x35
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#define UDS_SERVICES_TD 0x36
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#define UDS_SERVICES_RTE 0x37
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#define UDS_SERVICES_RFT 0x38
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#define UDS_SERVICES_WMBA 0x3D
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#define UDS_SERVICES_TP 0x3E
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#define UDS_SERVICES_ERR 0x3F
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#define UDS_SERVICES_CDTCS 0x85
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#define UDS_RESPONSE_CODES_GR 0x10
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#define UDS_RESPONSE_CODES_SNS 0x11
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#define UDS_RESPONSE_CODES_SFNS 0x12
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#define UDS_RESPONSE_CODES_IMLOIF 0x13
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#define UDS_RESPONSE_CODES_RTL 0x14
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#define UDS_RESPONSE_CODES_BRR 0x21
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#define UDS_RESPONSE_CODES_CNC 0x22
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#define UDS_RESPONSE_CODES_RSE 0x24
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#define UDS_RESPONSE_CODES_NRFSC 0x25
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#define UDS_RESPONSE_CODES_FPEORA 0x26
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#define UDS_RESPONSE_CODES_ROOR 0x31
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#define UDS_RESPONSE_CODES_SAD 0x33
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#define UDS_RESPONSE_CODES_IK 0x35
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#define UDS_RESPONSE_CODES_ENOA 0x36
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#define UDS_RESPONSE_CODES_RTDNE 0x37
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#define UDS_RESPONSE_CODES_UDNA 0x70
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#define UDS_RESPONSE_CODES_TDS 0x71
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#define UDS_RESPONSE_CODES_GPF 0x72
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#define UDS_RESPONSE_CODES_WBSC 0x73
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#define UDS_RESPONSE_CODES_RCRRP 0x78
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#define UDS_RESPONSE_CODES_SFNSIAS 0x7E
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#define UDS_RESPONSE_CODES_SNSIAS 0x7F
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#define UDS_SID_MASK 0xBF
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#define UDS_REPLY_MASK 0x40
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#define UDS_SID_OFFSET 0
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#define UDS_SID_LEN 1
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#define UDS_DATA_OFFSET 1
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#define UDS_DSC_TYPE_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_DSC_TYPE_LEN 1
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#define UDS_DSC_PARAMETER_RECORD_OFFSET (UDS_DSC_TYPE_OFFSET + UDS_DSC_TYPE_LEN)
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#define UDS_DSC_TYPES_DEFAULT_SESSION 1
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#define UDS_DSC_TYPES_PROGRAMMING_SESSION 2
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#define UDS_DSC_TYPES_EXTENDED_DIAGNOSTIC_SESSION 3
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#define UDS_DSC_TYPES_SAFETY_SYSTEM_DIAGNOSTIC_SESSION 4
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#define UDS_ER_TYPE_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_ER_TYPE_LEN 1
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#define UDS_ER_TYPES_HARD_RESET 1
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#define UDS_ER_TYPES_KEY_ON_OFF_RESET 2
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#define UDS_ER_TYPES_SOFT_RESET 3
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#define UDS_ER_TYPES_ENABLE_RAPID_POWER_SHUTDOWN 4
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#define UDS_ER_TYPES_DISABLE_RAPID_POWER_SHUTDOWN 5
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#define UDS_RDTCI_TYPE_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_RDTCI_TYPE_LEN 1
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#define UDS_RDTCI_RECORD_OFFSET (UDS_RDTCI_TYPE_OFFSET + UDS_RDTCI_TYPE_LEN)
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#define UDS_RDTCI_TYPES_NUMBER_BY_STATUS_MASK 0x1
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#define UDS_RDTCI_TYPES_BY_STATUS_MASK 0x2
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#define UDS_RDTCI_TYPES_SNAPSHOT_IDENTIFICATION 0x3
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#define UDS_RDTCI_TYPES_SNAPSHOT_RECORD_BY_DTC 0x4
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#define UDS_RDTCI_TYPES_SNAPSHOT_RECORD_BY_RECORD 0x5
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#define UDS_RDTCI_TYPES_EXTENDED_RECARD_BY_DTC 0x6
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#define UDS_RDTCI_TYPES_SUPPORTED_DTC 0xA
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#define UDS_RDBI_DATA_IDENTIFIER_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_RDBI_DATA_IDENTIFIER_LEN 2
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#define UDS_RDBI_DATA_RECORD_OFFSET (UDS_RDBI_DATA_IDENTIFIER_OFFSET + UDS_RDBI_DATA_IDENTIFIER_LEN)
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#define UDS_SA_TYPE_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_SA_TYPE_LEN 1
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#define UDS_SA_KEY_OFFSET (UDS_SA_TYPE_OFFSET + UDS_SA_TYPE_LEN)
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#define UDS_SA_SEED_OFFSET (UDS_SA_TYPE_OFFSET + UDS_SA_TYPE_LEN)
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#define UDS_SA_TYPES_SEED 1
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#define UDS_SA_TYPES_KEY 2
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#define UDS_SA_TYPES_SEED_2 3
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#define UDS_SA_TYPES_KEY_2 4
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#define UDS_WDBI_DATA_IDENTIFIER_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_WDBI_DATA_IDENTIFIER_LEN 2
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#define UDS_WDBI_DATA_RECORD_OFFSET (UDS_WDBI_DATA_IDENTIFIER_OFFSET + UDS_WDBI_DATA_IDENTIFIER_LEN)
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#define UDS_IOCBI_DATA_IDENTIFIER_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_IOCBI_DATA_IDENTIFIER_LEN 2
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#define UDS_IOCBI_PARAMETER_OFFSET (UDS_IOCBI_DATA_IDENTIFIER_OFFSET + UDS_IOCBI_DATA_IDENTIFIER_LEN)
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#define UDS_IOCBI_PARAMETER_LEN 1
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#define UDS_IOCBI_STATE_OFFSET (UDS_IOCBI_PARAMETER_OFFSET + UDS_IOCBI_PARAMETER_LEN)
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#define UDS_IOCBI_PARAMETERS_RETURN_CONTROL_TO_ECU 0
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#define UDS_IOCBI_PARAMETERS_RESET_TO_DEFAULT 1
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#define UDS_IOCBI_PARAMETERS_FREEZE_CURRENT_STATE 2
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#define UDS_IOCBI_PARAMETERS_SHORT_TERM_ADJUSTMENT 3
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#define UDS_RC_TYPE_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_RC_TYPE_LEN 1
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#define UDS_RC_ROUTINE_OFFSET (UDS_RC_TYPE_OFFSET + UDS_RC_TYPE_LEN)
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#define UDS_RC_ROUTINE_LEN 2
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#define UDS_RC_OPTION_RECORD_OFFSET (UDS_RC_ROUTINE_OFFSET + UDS_RC_ROUTINE_LEN)
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#define UDS_RC_INFO_OFFSET (UDS_RC_ROUTINE_OFFSET + UDS_RC_ROUTINE_LEN)
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#define UDS_RC_INFO_LEN 1
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#define UDS_RC_STATUS_RECORD_OFFSET (UDS_RC_INFO_OFFSET + UDS_RC_INFO_LEN)
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#define UDS_RC_TYPES_START 1
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#define UDS_RC_TYPES_STOP 2
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#define UDS_RC_TYPES_REQUEST 3
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#define UDS_RD_DATA_FORMAT_IDENTIFIER_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_RD_DATA_FORMAT_IDENTIFIER_LEN 1
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#define UDS_RD_COMPRESSION_METHOD_MASK 0xF0
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#define UDS_RD_ENCRYPTING_METHOD_MASK 0x0F
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#define UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_OFFSET (UDS_RD_DATA_FORMAT_IDENTIFIER_OFFSET + UDS_RD_DATA_FORMAT_IDENTIFIER_LEN)
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#define UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_LEN 1
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#define UDS_RD_MEMORY_SIZE_LENGTH_MASK 0xF0
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#define UDS_RD_MEMORY_ADDRESS_LENGTH_MASK 0x0F
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#define UDS_RD_MEMORY_ADDRESS_OFFSET (UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_OFFSET + UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_LEN)
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#define UDS_RD_LENGTH_FORMAT_IDENTIFIER_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_RD_LENGTH_FORMAT_IDENTIFIER_LEN 1
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#define UDS_RD_MAX_NUMBER_OF_BLOCK_LENGTH_LENGTH_MASK 0xF0
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#define UDS_RD_MAX_NUMBER_OF_BLOCK_LENGTH_OFFSET (UDS_RD_LENGTH_FORMAT_IDENTIFIER_OFFSET + UDS_RD_LENGTH_FORMAT_IDENTIFIER_LEN)
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#define UDS_TD_SEQUENCE_COUNTER_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_TD_SEQUENCE_COUNTER_LEN 1
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#define UDS_TP_SUB_FUNCTION_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_TP_SUB_FUNCTION_LEN 1
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#define UDS_TP_SUB_FUNCTION_MASK 0x7f
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#define UDS_TP_SUPPRESS_POS_RSP_MSG_INDIFICATION_MASK 0x80
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#define UDS_ERR_SID_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_ERR_SID_LEN 1
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#define UDS_ERR_CODE_OFFSET (UDS_ERR_SID_OFFSET + UDS_ERR_SID_LEN)
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#define UDS_ERR_CODE_LEN 1
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#define UDS_CDTCS_TYPE_OFFSET (UDS_DATA_OFFSET + 0)
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#define UDS_CDTCS_TYPE_LEN 1
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#define UDS_CDTCS_ACTIONS_ON 1
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#define UDS_CDTCS_ACTIONS_OFF 2
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/*
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* Enums
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*/
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/* Services */
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static const value_string uds_services[]= {
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{UDS_SERVICES_DSC, "Diagnostic Session Control"},
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{UDS_SERVICES_ER, "ECU Reset"},
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{UDS_SERVICES_CDTCI, "Clear Diagnostic Information"},
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{UDS_SERVICES_RDTCI, "Read DTC Information"},
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{UDS_SERVICES_RDBI, "Read Data By Identifier"},
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{UDS_SERVICES_RMBA, "Read Memory By Address"},
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{UDS_SERVICES_RSDBI, "Read Scaling Data By Identifier"},
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{UDS_SERVICES_SA, "Security Access"},
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{UDS_SERVICES_CC, "Communication Control"},
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{UDS_SERVICES_RDBPI, "Read Data By Periodic Identifier"},
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{UDS_SERVICES_DDDI, "Dynamically Define Data Identifier"},
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{UDS_SERVICES_WDBI, "Write Data By Identifier"},
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{UDS_SERVICES_IOCBI, "Input Output Control By Identifier"},
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{UDS_SERVICES_RC, "Routine Control"},
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{UDS_SERVICES_RD, "Request Download"},
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{UDS_SERVICES_RU, "Request Upload"},
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{UDS_SERVICES_TD, "Transfer Data"},
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{UDS_SERVICES_RTE, "Request Transfer Exit"},
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{UDS_SERVICES_RFT, "Request File Transfer"},
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{UDS_SERVICES_WMBA, "Write Memory By Address"},
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{UDS_SERVICES_TP, "Tester Present"},
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{UDS_SERVICES_ERR, "Error"},
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{UDS_SERVICES_CDTCS, "Control DTC Setting"},
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{0, NULL}
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};
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/* Response code */
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static const value_string uds_response_codes[]= {
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{UDS_RESPONSE_CODES_GR, "General reject"},
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{UDS_RESPONSE_CODES_SNS, "Service not supported"},
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{UDS_RESPONSE_CODES_SFNS, "Sub-Function Not Supported"},
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{UDS_RESPONSE_CODES_IMLOIF, "Incorrect Message Length or Invalid Format"},
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{UDS_RESPONSE_CODES_RTL, "Response too long"},
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{UDS_RESPONSE_CODES_BRR, "Busy repeat request"},
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{UDS_RESPONSE_CODES_CNC, "Conditions Not Correct"},
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{UDS_RESPONSE_CODES_RSE, "Request Sequence Error"},
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{UDS_RESPONSE_CODES_NRFSC, "No response from sub-net component"},
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{UDS_RESPONSE_CODES_FPEORA, "Failure prevents execution of requested action"},
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{UDS_RESPONSE_CODES_ROOR, "Request Out of Range"},
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{UDS_RESPONSE_CODES_SAD, "Security Access Denied"},
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{UDS_RESPONSE_CODES_IK, "Invalid Key"},
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{UDS_RESPONSE_CODES_ENOA, "Exceeded Number Of Attempts"},
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{UDS_RESPONSE_CODES_RTDNE, "Required Time Delay Not Expired"},
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{UDS_RESPONSE_CODES_UDNA, "Upload/Download not accepted"},
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{UDS_RESPONSE_CODES_TDS, "Transfer data suspended"},
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{UDS_RESPONSE_CODES_GPF, "General Programming Failure"},
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{UDS_RESPONSE_CODES_WBSC, "Wrong Block Sequence Counter"},
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{UDS_RESPONSE_CODES_RCRRP, "Request correctly received, but response is pending"},
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{UDS_RESPONSE_CODES_SFNSIAS, "Sub-Function not supported in active session"},
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{UDS_RESPONSE_CODES_SNSIAS, "Service not supported in active session"},
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{0, NULL}
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};
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/* DSC */
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static const value_string uds_dsc_types[] = {
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{0, "Reserved"},
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{UDS_DSC_TYPES_DEFAULT_SESSION, "Default Session"},
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{UDS_DSC_TYPES_PROGRAMMING_SESSION, "Programming Session"},
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{UDS_DSC_TYPES_EXTENDED_DIAGNOSTIC_SESSION, "Extended Diagnostic Session"},
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{UDS_DSC_TYPES_SAFETY_SYSTEM_DIAGNOSTIC_SESSION, "Safety System Diagnostic Session"},
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{0, NULL}
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};
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/* ER */
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static const value_string uds_er_types[] = {
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{0, "Reserved"},
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{UDS_ER_TYPES_HARD_RESET, "Hard Reset"},
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{UDS_ER_TYPES_KEY_ON_OFF_RESET, "Key On Off Reset"},
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{UDS_ER_TYPES_SOFT_RESET, "Soft Reset"},
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{UDS_ER_TYPES_ENABLE_RAPID_POWER_SHUTDOWN, "Enable Rapid Power Shutdown"},
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{UDS_ER_TYPES_DISABLE_RAPID_POWER_SHUTDOWN, "Disable Rapid Power Shutdown"},
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{0, NULL}
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};
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/* SA */
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static const value_string uds_sa_types[] = {
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{UDS_SA_TYPES_SEED, "Request Seed"},
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{UDS_SA_TYPES_KEY, "Send Key"},
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{UDS_SA_TYPES_SEED_2, "Request Seed"},
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{UDS_SA_TYPES_KEY_2, "Send Key"},
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{0, NULL}
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};
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/* RDTCI */
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static const value_string uds_rdtci_types[] = {
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{UDS_RDTCI_TYPES_NUMBER_BY_STATUS_MASK, "Report Number of DTC by Status Mask"},
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{UDS_RDTCI_TYPES_BY_STATUS_MASK, "Report DTC by Status Mask"},
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{UDS_RDTCI_TYPES_SNAPSHOT_IDENTIFICATION, "Report DTC Snapshot Identification"},
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{UDS_RDTCI_TYPES_SNAPSHOT_RECORD_BY_DTC, "Report DTC Snapshot Record by DTC Number"},
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{UDS_RDTCI_TYPES_SNAPSHOT_RECORD_BY_RECORD, "Report DTC Snapshot Record by Record Number"},
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{UDS_RDTCI_TYPES_EXTENDED_RECARD_BY_DTC, "Report DTC Extended Data Record by DTC Number"},
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{UDS_RDTCI_TYPES_SUPPORTED_DTC, "Report Supported DTC"},
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{0, NULL}
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};
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/* IOCBI */
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static const value_string uds_iocbi_parameters[] = {
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{UDS_IOCBI_PARAMETERS_RETURN_CONTROL_TO_ECU, "Return Control To ECU"},
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{UDS_IOCBI_PARAMETERS_RESET_TO_DEFAULT, "Reset To Default"},
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{UDS_IOCBI_PARAMETERS_FREEZE_CURRENT_STATE, "Freeze Current State"},
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{UDS_IOCBI_PARAMETERS_SHORT_TERM_ADJUSTMENT, "Short Term Adjustment"},
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{0, NULL}
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};
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/* RC */
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static const value_string uds_rc_types[] = {
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{0, "Reserved"},
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{UDS_RC_TYPES_START, "Start routine"},
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{UDS_RC_TYPES_STOP, "Stop routine"},
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{UDS_RC_TYPES_REQUEST, "Request routine result"},
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{0, NULL}
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};
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/* CDTCS */
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static const value_string uds_cdtcs_types[] = {
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{0, "Reserved"},
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{UDS_CDTCS_ACTIONS_ON, "On"},
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{UDS_CDTCS_ACTIONS_OFF, "Off"},
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{0, NULL}
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};
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/*
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* Fields
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*/
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static int hf_uds_service = -1;
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static int hf_uds_reply = -1;
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static int hf_uds_dsc_type = -1;
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static int hf_uds_dsc_parameter_record = -1;
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static int hf_uds_er_type = -1;
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static int hf_uds_rdtci_type = -1;
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static int hf_uds_rdtci_record = -1;
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static int hf_uds_rdbi_data_identifier = -1;
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static int hf_uds_rdbi_data_record = -1;
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static int hf_uds_sa_type = -1;
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static int hf_uds_sa_key = -1;
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static int hf_uds_sa_seed = -1;
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static int hf_uds_wdbi_data_identifier = -1;
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static int hf_uds_wdbi_data_record = -1;
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static int hf_uds_iocbi_data_identifier = -1;
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static int hf_uds_iocbi_parameter = -1;
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static int hf_uds_iocbi_state = -1;
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static int hf_uds_rc_type = -1;
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static int hf_uds_rc_identifier = -1;
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static int hf_uds_rc_option_record = -1;
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static int hf_uds_rc_info = -1;
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static int hf_uds_rc_status_record = -1;
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static int hf_uds_rd_compression_method = -1;
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static int hf_uds_rd_encrypting_method = -1;
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static int hf_uds_rd_memory_size_length = -1;
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static int hf_uds_rd_memory_address_length = -1;
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static int hf_uds_rd_memory_address = -1;
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static int hf_uds_rd_memory_size = -1;
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static int hf_uds_rd_max_number_of_block_length_length = -1;
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static int hf_uds_rd_max_number_of_block_length = -1;
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static int hf_uds_td_sequence_counter = -1;
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static int hf_uds_tp_sub_function = -1;
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static int hf_uds_tp_suppress_pos_rsp_msg_indification = -1;
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static int hf_uds_err_sid = -1;
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static int hf_uds_err_code = -1;
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static int hf_uds_cdtcs_type = -1;
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/*
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* Trees
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*/
|
|
static gint ett_uds = -1;
|
|
static gint ett_uds_dsc = -1;
|
|
static gint ett_uds_er = -1;
|
|
static gint ett_uds_rdtci = -1;
|
|
static gint ett_uds_rdbi = -1;
|
|
static gint ett_uds_sa = -1;
|
|
static gint ett_uds_wdbi = -1;
|
|
static gint ett_uds_iocbi = -1;
|
|
static gint ett_uds_rc = -1;
|
|
static gint ett_uds_rd = -1;
|
|
static gint ett_uds_td = -1;
|
|
static gint ett_uds_tp = -1;
|
|
static gint ett_uds_err = -1;
|
|
static gint ett_uds_cdtcs = -1;
|
|
|
|
static int proto_uds = -1;
|
|
|
|
static dissector_handle_t uds_handle;
|
|
static dissector_handle_t uds_handle_doip;
|
|
static dissector_handle_t uds_handle_iso10681;
|
|
static dissector_handle_t uds_handle_iso15765;
|
|
|
|
|
|
/*** Configuration ***/
|
|
typedef struct _generic_addr_id_string {
|
|
guint32 address;
|
|
guint id;
|
|
gchar *name;
|
|
} generic_addr_id_string_t;
|
|
|
|
static void *
|
|
copy_generic_one_id_string_cb(void *n, const void *o, size_t size _U_) {
|
|
generic_addr_id_string_t *new_rec = (generic_addr_id_string_t *)n;
|
|
const generic_addr_id_string_t *old_rec = (const generic_addr_id_string_t *)o;
|
|
|
|
new_rec->name = g_strdup(old_rec->name);
|
|
new_rec->id = old_rec->id;
|
|
new_rec->address = old_rec->address;
|
|
return new_rec;
|
|
}
|
|
|
|
static gboolean
|
|
update_generic_addr_id_16bit(void *r, char **err) {
|
|
generic_addr_id_string_t *rec = (generic_addr_id_string_t *)r;
|
|
|
|
if (rec->id > 0xffff) {
|
|
*err = ws_strdup_printf("We currently only support 16 bit identifiers (Addr: %x ID: %i Name: %s)", rec->address, rec->id, rec->name);
|
|
return FALSE;
|
|
}
|
|
|
|
if (rec->address > 0xffff && rec->address != G_MAXUINT32) {
|
|
*err = ws_strdup_printf("We currently only support 16 bit addresses with 0xffffffff = \"don't care\" (Addr: %x ID: %i Name: %s)",
|
|
rec->address, rec->id, rec->name);
|
|
return FALSE;
|
|
}
|
|
|
|
if (rec->name == NULL || rec->name[0] == 0) {
|
|
*err = g_strdup("Name cannot be empty");
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
free_generic_one_id_string_cb(void *r) {
|
|
generic_addr_id_string_t *rec = (generic_addr_id_string_t *)r;
|
|
|
|
/* freeing result of g_strdup */
|
|
g_free(rec->name);
|
|
rec->name = NULL;
|
|
}
|
|
|
|
static gint64
|
|
calc_key(guint32 addr, guint16 id) {
|
|
return ((gint64)id << 32) | (gint64)addr;
|
|
}
|
|
|
|
static void
|
|
post_update_one_id_string_template_cb(generic_addr_id_string_t *data, guint data_num, GHashTable *ht) {
|
|
guint i;
|
|
gint64 *key = NULL;
|
|
|
|
for (i = 0; i < data_num; i++) {
|
|
key = wmem_new(wmem_epan_scope(), gint64);
|
|
*key = calc_key(data[i].address, data[i].id);
|
|
|
|
g_hash_table_insert(ht, key, g_strdup(data[i].name));
|
|
}
|
|
}
|
|
|
|
static char *
|
|
generic_lookup_addr_id(guint32 addr, guint16 id, GHashTable *ht) {
|
|
char *ret = NULL;
|
|
|
|
/* we only currently allow 16bit + MAXUINT32 as any */
|
|
if (addr > G_MAXUINT16 && addr != G_MAXUINT32) {
|
|
addr = G_MAXUINT32;
|
|
}
|
|
|
|
guint64 tmp = calc_key(addr, id);
|
|
|
|
if (ht == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
ret = (char *)g_hash_table_lookup(ht, &tmp);
|
|
if (ret == NULL) {
|
|
tmp = calc_key(G_MAXUINT32, id);
|
|
return (char *)g_hash_table_lookup(ht, &tmp);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
simple_free_key(gpointer key) {
|
|
wmem_free(wmem_epan_scope(), key);
|
|
}
|
|
|
|
static void
|
|
simple_free(gpointer data) {
|
|
/* we need to free because of the g_strdup in post_update*/
|
|
g_free(data);
|
|
}
|
|
|
|
|
|
/* Routine IDs */
|
|
static generic_addr_id_string_t *uds_uat_routine_ids = NULL;
|
|
static guint uds_uat_routine_id_num = 0;
|
|
static GHashTable *uds_ht_routine_ids = NULL;
|
|
|
|
UAT_HEX_CB_DEF(uds_uat_routine_ids, address, generic_addr_id_string_t)
|
|
UAT_HEX_CB_DEF(uds_uat_routine_ids, id, generic_addr_id_string_t)
|
|
UAT_CSTRING_CB_DEF(uds_uat_routine_ids, name, generic_addr_id_string_t)
|
|
|
|
static void
|
|
post_update_uds_routine_cb(void) {
|
|
/* destroy old hash table, if it exists */
|
|
if (uds_ht_routine_ids) {
|
|
g_hash_table_destroy(uds_ht_routine_ids);
|
|
}
|
|
|
|
/* create new hash table */
|
|
uds_ht_routine_ids = g_hash_table_new_full(g_int64_hash, g_int64_equal, &simple_free_key, &simple_free);
|
|
post_update_one_id_string_template_cb(uds_uat_routine_ids, uds_uat_routine_id_num, uds_ht_routine_ids);
|
|
}
|
|
|
|
static char *
|
|
uds_lookup_routine_name(guint32 addr, guint16 id) {
|
|
return generic_lookup_addr_id(addr, id, uds_ht_routine_ids);
|
|
}
|
|
|
|
static void
|
|
protoitem_append_routine_name(proto_item *ti, guint32 addr, guint16 data_identifier) {
|
|
gchar *routine_name = uds_lookup_routine_name(addr, data_identifier);
|
|
if (routine_name != NULL) {
|
|
proto_item_append_text(ti, " (%s)", routine_name);
|
|
}
|
|
}
|
|
|
|
static void
|
|
infocol_append_routine_name(packet_info *pinfo, guint32 addr, guint16 routine_identifier) {
|
|
gchar *routine_name = uds_lookup_routine_name(addr, routine_identifier);
|
|
if (routine_name != NULL) {
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)", routine_name);
|
|
}
|
|
}
|
|
|
|
|
|
/* Data IDs */
|
|
static generic_addr_id_string_t *uds_uat_data_ids = NULL;
|
|
static guint uds_uat_data_id_num = 0;
|
|
static GHashTable *uds_ht_data_ids = NULL;
|
|
|
|
UAT_HEX_CB_DEF(uds_uat_data_ids, address, generic_addr_id_string_t)
|
|
UAT_HEX_CB_DEF(uds_uat_data_ids, id, generic_addr_id_string_t)
|
|
UAT_CSTRING_CB_DEF(uds_uat_data_ids, name, generic_addr_id_string_t)
|
|
|
|
static void
|
|
post_update_uds_data_cb(void) {
|
|
/* destroy old hash table, if it exists */
|
|
if (uds_ht_data_ids) {
|
|
g_hash_table_destroy(uds_ht_data_ids);
|
|
}
|
|
|
|
/* create new hash table */
|
|
uds_ht_data_ids = g_hash_table_new_full(g_int64_hash, g_int64_equal, &simple_free_key, &simple_free);
|
|
post_update_one_id_string_template_cb(uds_uat_data_ids, uds_uat_data_id_num, uds_ht_data_ids);
|
|
}
|
|
|
|
static char *
|
|
uds_lookup_data_name(guint32 addr, guint16 id) {
|
|
return generic_lookup_addr_id(addr, id, uds_ht_data_ids);
|
|
}
|
|
|
|
static void
|
|
protoitem_append_data_name(proto_item *ti, guint32 addr, guint16 data_identifier) {
|
|
gchar *data_name = uds_lookup_data_name(addr, data_identifier);
|
|
if (data_name != NULL) {
|
|
proto_item_append_text(ti, " (%s)", data_name);
|
|
}
|
|
}
|
|
|
|
static void
|
|
infocol_append_data_name(packet_info *pinfo, guint32 addr, guint16 data_identifier) {
|
|
gchar *data_name = uds_lookup_data_name(addr, data_identifier);
|
|
if (data_name != NULL) {
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)", data_name);
|
|
}
|
|
}
|
|
|
|
/*** Configuration End ***/
|
|
|
|
|
|
static
|
|
guint8 masked_guint8_value(const guint8 value, const guint8 mask)
|
|
{
|
|
return (value & mask) >> ws_ctz(mask);
|
|
}
|
|
|
|
static guint64
|
|
tvb_get_guintX(tvbuff_t *tvb, const gint offset, const gint size, const guint encoding) {
|
|
switch (size) {
|
|
case 1:
|
|
return tvb_get_guint8(tvb, offset);
|
|
case 2:
|
|
return tvb_get_guint16(tvb, offset, encoding);
|
|
case 3:
|
|
return tvb_get_guint24(tvb, offset, encoding);
|
|
case 4:
|
|
return tvb_get_guint32(tvb, offset, encoding);
|
|
case 5:
|
|
return tvb_get_guint40(tvb, offset, encoding);
|
|
case 6:
|
|
return tvb_get_guint48(tvb, offset, encoding);
|
|
case 7:
|
|
return tvb_get_guint56(tvb, offset, encoding);
|
|
case 8:
|
|
return tvb_get_guint64(tvb, offset, encoding);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
dissect_uds_internal(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint16 source_address, guint16 target_address, guint8 number_of_addresses_valid)
|
|
{
|
|
proto_tree *uds_tree, *subtree;
|
|
proto_item *ti;
|
|
guint8 sid, service;
|
|
guint32 enum_val;
|
|
const char *service_name;
|
|
guint32 ecu_address;
|
|
guint32 data_length = tvb_reported_length(tvb);
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "UDS");
|
|
col_clear(pinfo->cinfo,COL_INFO);
|
|
|
|
sid = tvb_get_guint8(tvb, UDS_SID_OFFSET);
|
|
service = sid & UDS_SID_MASK;
|
|
service_name = val_to_str(service, uds_services, "Unknown (0x%02x)");
|
|
|
|
col_add_fstr(pinfo->cinfo, COL_INFO, "%-7s %-36s", (sid & UDS_REPLY_MASK)? "Reply": "Request", service_name);
|
|
|
|
ti = proto_tree_add_item(tree, proto_uds, tvb, 0, -1, ENC_NA);
|
|
uds_tree = proto_item_add_subtree(ti, ett_uds);
|
|
proto_tree_add_item(uds_tree, hf_uds_service, tvb, UDS_SID_OFFSET, UDS_SID_LEN, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(uds_tree, hf_uds_reply, tvb, UDS_SID_OFFSET, UDS_SID_LEN, ENC_BIG_ENDIAN);
|
|
|
|
if (sid & UDS_REPLY_MASK) {
|
|
ecu_address = source_address;
|
|
} else {
|
|
ecu_address = target_address;
|
|
}
|
|
|
|
switch (number_of_addresses_valid) {
|
|
case 0:
|
|
ecu_address = G_MAXUINT32;
|
|
break;
|
|
case 1:
|
|
proto_item_append_text(ti, ", Address: 0x%04x", source_address);
|
|
break;
|
|
case 2:
|
|
proto_item_append_text(ti, ", Source: 0x%04x, Target: 0x%04x", source_address, target_address);
|
|
break;
|
|
}
|
|
|
|
switch (service) {
|
|
case UDS_SERVICES_DSC:
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_dsc, NULL, service_name);
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_dsc_type, tvb, UDS_DSC_TYPE_OFFSET, UDS_DSC_TYPE_LEN,
|
|
ENC_BIG_ENDIAN, &enum_val);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s", val_to_str(enum_val, uds_dsc_types, "Unknown (0x%02x)"));
|
|
|
|
if (sid & UDS_REPLY_MASK) {
|
|
guint32 parameter_record_length = data_length - UDS_DSC_PARAMETER_RECORD_OFFSET;
|
|
proto_tree_add_item(subtree, hf_uds_dsc_parameter_record, tvb,
|
|
UDS_DSC_PARAMETER_RECORD_OFFSET, parameter_record_length, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb, UDS_DSC_PARAMETER_RECORD_OFFSET,
|
|
parameter_record_length, ' '));
|
|
}
|
|
break;
|
|
|
|
case UDS_SERVICES_ER:
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_er, NULL, service_name);
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_er_type, tvb, UDS_ER_TYPE_OFFSET, UDS_ER_TYPE_LEN, ENC_BIG_ENDIAN, &enum_val);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s", val_to_str(enum_val, uds_er_types, "Unknown (0x%02x)"));
|
|
break;
|
|
|
|
case UDS_SERVICES_RDTCI: {
|
|
guint32 record_length = data_length - UDS_RDTCI_RECORD_OFFSET;
|
|
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_rdtci, NULL, service_name);
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_rdtci_type, tvb, UDS_RDTCI_TYPE_OFFSET,
|
|
UDS_RDTCI_TYPE_LEN, ENC_BIG_ENDIAN, &enum_val);
|
|
proto_tree_add_item(subtree, hf_uds_rdtci_record, tvb,
|
|
UDS_RDTCI_RECORD_OFFSET, record_length, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s %s", val_to_str(enum_val, uds_rdtci_types, "Unknown (0x%02x)"),
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb, UDS_RDTCI_RECORD_OFFSET, record_length, ' '));
|
|
break;
|
|
}
|
|
case UDS_SERVICES_RDBI:
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_rdbi, NULL, service_name);
|
|
if (sid & UDS_REPLY_MASK) {
|
|
/* Can't know the size of the data for each identifier, Decode like if there is only one idenfifier */
|
|
guint32 record_length = data_length - UDS_RDBI_DATA_RECORD_OFFSET;
|
|
guint32 data_identifier;
|
|
ti = proto_tree_add_item_ret_uint(subtree, hf_uds_rdbi_data_identifier, tvb,
|
|
UDS_RDBI_DATA_IDENTIFIER_OFFSET, UDS_RDBI_DATA_IDENTIFIER_LEN,
|
|
ENC_BIG_ENDIAN, &data_identifier);
|
|
protoitem_append_data_name(ti, ecu_address, (guint16)data_identifier);
|
|
|
|
proto_tree_add_item(subtree, hf_uds_rdbi_data_record, tvb, UDS_RDBI_DATA_RECORD_OFFSET,
|
|
record_length, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " 0x%04x", data_identifier);
|
|
infocol_append_data_name(pinfo, ecu_address, data_identifier);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb, UDS_RDBI_DATA_RECORD_OFFSET,
|
|
record_length, ' '));
|
|
} else {
|
|
guint32 identifier_length = data_length - UDS_RDBI_DATA_IDENTIFIER_OFFSET;
|
|
guint32 offset = UDS_RDBI_DATA_IDENTIFIER_OFFSET;
|
|
while (identifier_length > 0) {
|
|
guint32 data_identifier;
|
|
ti = proto_tree_add_item_ret_uint(subtree, hf_uds_rdbi_data_identifier, tvb, offset,
|
|
UDS_RDBI_DATA_IDENTIFIER_LEN, ENC_BIG_ENDIAN, &data_identifier);
|
|
protoitem_append_data_name(ti, ecu_address, (guint16)data_identifier);
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " 0x%04x", data_identifier);
|
|
infocol_append_data_name(pinfo, ecu_address, data_identifier);
|
|
offset += UDS_RDBI_DATA_IDENTIFIER_LEN;
|
|
identifier_length -= UDS_RDBI_DATA_IDENTIFIER_LEN;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case UDS_SERVICES_SA:
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_sa, NULL, service_name);
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_sa_type, tvb, UDS_SA_TYPE_OFFSET,
|
|
UDS_SA_TYPE_LEN, ENC_BIG_ENDIAN, &enum_val);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
val_to_str(enum_val, uds_sa_types, "Unknown (0x%02x)"));
|
|
|
|
if (sid & UDS_REPLY_MASK) {
|
|
guint32 seed_length = data_length - UDS_SA_SEED_OFFSET;
|
|
if (seed_length > 0) {
|
|
proto_tree_add_item(subtree, hf_uds_sa_seed, tvb, UDS_SA_SEED_OFFSET, seed_length, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb, UDS_SA_SEED_OFFSET, seed_length,
|
|
' '));
|
|
}
|
|
} else {
|
|
guint32 key_length = data_length - UDS_SA_KEY_OFFSET;
|
|
if (key_length > 0) {
|
|
proto_tree_add_item(subtree, hf_uds_sa_key, tvb, UDS_SA_KEY_OFFSET, key_length, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb, UDS_SA_KEY_OFFSET, key_length,
|
|
' '));
|
|
}
|
|
}
|
|
break;
|
|
|
|
case UDS_SERVICES_WDBI:
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_wdbi, NULL, service_name);
|
|
ti = proto_tree_add_item_ret_uint(subtree, hf_uds_wdbi_data_identifier, tvb,
|
|
UDS_WDBI_DATA_IDENTIFIER_OFFSET, UDS_WDBI_DATA_IDENTIFIER_LEN,
|
|
ENC_BIG_ENDIAN, &enum_val);
|
|
protoitem_append_data_name(ti, ecu_address, (guint16)enum_val);
|
|
if (sid & UDS_REPLY_MASK) {
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " 0x%04x", enum_val);
|
|
infocol_append_data_name(pinfo, ecu_address, enum_val);
|
|
} else {
|
|
guint32 record_length = data_length - UDS_WDBI_DATA_RECORD_OFFSET;
|
|
proto_tree_add_item(subtree, hf_uds_wdbi_data_record, tvb, UDS_WDBI_DATA_RECORD_OFFSET,
|
|
record_length, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " 0x%04x", enum_val);
|
|
infocol_append_data_name(pinfo, ecu_address, enum_val);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb, UDS_WDBI_DATA_RECORD_OFFSET,
|
|
record_length, ' '));
|
|
}
|
|
break;
|
|
|
|
case UDS_SERVICES_IOCBI: {
|
|
guint32 data_identifier;
|
|
guint32 state_length = data_length - UDS_IOCBI_STATE_OFFSET;
|
|
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_iocbi, NULL, service_name);
|
|
ti = proto_tree_add_item_ret_uint(subtree, hf_uds_iocbi_data_identifier, tvb,
|
|
UDS_IOCBI_DATA_IDENTIFIER_OFFSET, UDS_IOCBI_DATA_IDENTIFIER_LEN,
|
|
ENC_BIG_ENDIAN, &data_identifier);
|
|
protoitem_append_data_name(ti, ecu_address, (guint16)data_identifier);
|
|
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_iocbi_parameter, tvb, UDS_IOCBI_PARAMETER_OFFSET,
|
|
UDS_IOCBI_PARAMETER_LEN, ENC_BIG_ENDIAN, &enum_val);
|
|
|
|
proto_tree_add_item(subtree, hf_uds_iocbi_state, tvb, UDS_IOCBI_STATE_OFFSET,
|
|
state_length, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " 0x%04x", data_identifier);
|
|
infocol_append_data_name(pinfo, ecu_address, data_identifier);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s %s",
|
|
val_to_str(enum_val, uds_iocbi_parameters, "Unknown (0x%02x)"),
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb, UDS_IOCBI_STATE_OFFSET,
|
|
state_length, ' '));
|
|
break;
|
|
}
|
|
case UDS_SERVICES_RC: {
|
|
guint32 identifier;
|
|
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_rc, NULL, service_name);
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_rc_type, tvb, UDS_RC_TYPE_OFFSET,
|
|
UDS_RC_TYPE_LEN, ENC_BIG_ENDIAN, &enum_val);
|
|
|
|
ti = proto_tree_add_item_ret_uint(subtree, hf_uds_rc_identifier, tvb, UDS_RC_ROUTINE_OFFSET,
|
|
UDS_RC_ROUTINE_LEN, ENC_BIG_ENDIAN, &identifier);
|
|
protoitem_append_routine_name(ti, ecu_address, identifier);
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s 0x%04x",
|
|
val_to_str(enum_val, uds_rc_types, "Unknown (0x%02x)"), identifier);
|
|
infocol_append_routine_name(pinfo, ecu_address, identifier);
|
|
if (sid & UDS_REPLY_MASK) {
|
|
guint32 rc_data_len = data_length - UDS_RC_INFO_OFFSET;
|
|
if (rc_data_len > 0) {
|
|
guint8 info = tvb_get_guint8(tvb, UDS_RC_INFO_OFFSET);
|
|
proto_tree_add_item(subtree, hf_uds_rc_info, tvb,
|
|
UDS_RC_INFO_OFFSET, UDS_RC_INFO_LEN, ENC_BIG_ENDIAN);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " 0x%x", info);
|
|
if (rc_data_len > 1) {
|
|
guint32 status_record_len = data_length - UDS_RC_STATUS_RECORD_OFFSET;
|
|
proto_tree_add_item(subtree, hf_uds_rc_status_record, tvb,
|
|
UDS_RC_STATUS_RECORD_OFFSET, status_record_len, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb,
|
|
UDS_RC_STATUS_RECORD_OFFSET, status_record_len, ' '));
|
|
}
|
|
}
|
|
} else {
|
|
guint32 option_record_len = data_length - UDS_RC_OPTION_RECORD_OFFSET;
|
|
if (option_record_len > 0) {
|
|
proto_tree_add_item(subtree, hf_uds_rc_option_record, tvb,
|
|
UDS_RC_OPTION_RECORD_OFFSET, option_record_len, ENC_NA);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
tvb_bytes_to_str_punct(pinfo->pool, tvb,
|
|
UDS_RC_OPTION_RECORD_OFFSET, option_record_len, ' '));
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case UDS_SERVICES_RD:
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_rd, NULL, service_name);
|
|
if (sid & UDS_REPLY_MASK) {
|
|
guint8 length_format_identifier, max_number_of_block_length_length;
|
|
guint64 max_number_of_block_length;
|
|
|
|
length_format_identifier = tvb_get_guint8(tvb, UDS_RD_LENGTH_FORMAT_IDENTIFIER_OFFSET);
|
|
max_number_of_block_length_length = masked_guint8_value(length_format_identifier,
|
|
UDS_RD_MAX_NUMBER_OF_BLOCK_LENGTH_LENGTH_MASK);
|
|
proto_tree_add_item(subtree, hf_uds_rd_max_number_of_block_length_length, tvb,
|
|
UDS_RD_LENGTH_FORMAT_IDENTIFIER_OFFSET,
|
|
UDS_RD_LENGTH_FORMAT_IDENTIFIER_LEN, ENC_BIG_ENDIAN);
|
|
|
|
max_number_of_block_length = tvb_get_guintX(tvb, UDS_RD_MAX_NUMBER_OF_BLOCK_LENGTH_OFFSET,
|
|
max_number_of_block_length_length, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_uds_rd_max_number_of_block_length, tvb,
|
|
UDS_RD_MAX_NUMBER_OF_BLOCK_LENGTH_OFFSET,
|
|
max_number_of_block_length_length, ENC_BIG_ENDIAN);
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " Max Number Of Block Length 0x%" PRIx64,
|
|
max_number_of_block_length);
|
|
} else {
|
|
guint8 data_format_identifier, compression, encryting;
|
|
guint8 address_and_length_format_idenfifier, memory_size_length, memory_address_length;
|
|
guint64 memory_size, memory_address;
|
|
|
|
data_format_identifier = tvb_get_guint8(tvb, UDS_RD_DATA_FORMAT_IDENTIFIER_OFFSET);
|
|
|
|
compression = masked_guint8_value(data_format_identifier, UDS_RD_COMPRESSION_METHOD_MASK);
|
|
proto_tree_add_item(subtree, hf_uds_rd_compression_method, tvb,
|
|
UDS_RD_DATA_FORMAT_IDENTIFIER_OFFSET,
|
|
UDS_RD_DATA_FORMAT_IDENTIFIER_LEN, ENC_BIG_ENDIAN);
|
|
|
|
encryting = masked_guint8_value(data_format_identifier, UDS_RD_ENCRYPTING_METHOD_MASK);
|
|
proto_tree_add_item(subtree, hf_uds_rd_encrypting_method, tvb, UDS_RD_DATA_FORMAT_IDENTIFIER_OFFSET,
|
|
UDS_RD_DATA_FORMAT_IDENTIFIER_LEN, ENC_BIG_ENDIAN);
|
|
|
|
address_and_length_format_idenfifier = tvb_get_guint8(tvb, UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_OFFSET);
|
|
|
|
memory_size_length = masked_guint8_value(address_and_length_format_idenfifier,
|
|
UDS_RD_COMPRESSION_METHOD_MASK);
|
|
proto_tree_add_item(subtree, hf_uds_rd_memory_size_length, tvb,
|
|
UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_OFFSET,
|
|
UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_LEN, ENC_BIG_ENDIAN);
|
|
|
|
memory_address_length = masked_guint8_value(address_and_length_format_idenfifier,
|
|
UDS_RD_ENCRYPTING_METHOD_MASK);
|
|
proto_tree_add_item(subtree, hf_uds_rd_memory_address_length, tvb,
|
|
UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_OFFSET,
|
|
UDS_RD_ADDRESS_AND_LENGTH_FORMAT_IDENTIFIER_LEN, ENC_BIG_ENDIAN);
|
|
|
|
memory_address = tvb_get_guintX(tvb, UDS_RD_MEMORY_ADDRESS_OFFSET, memory_address_length,
|
|
ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_uds_rd_memory_address, tvb, UDS_RD_MEMORY_ADDRESS_OFFSET,
|
|
memory_address_length, ENC_BIG_ENDIAN);
|
|
memory_size = tvb_get_guintX(tvb, UDS_RD_MEMORY_ADDRESS_OFFSET + memory_address_length,
|
|
memory_size_length, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_uds_rd_memory_size, tvb,
|
|
UDS_RD_MEMORY_ADDRESS_OFFSET + memory_address_length,
|
|
memory_size_length, ENC_BIG_ENDIAN);
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " 0x%" PRIx64 " bytes at 0x%" PRIx64, memory_size, memory_address);
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " (Compression:0x%x Encrypting:0x%x)", compression,
|
|
encryting);
|
|
}
|
|
break;
|
|
|
|
case UDS_SERVICES_TD: {
|
|
guint32 sequence_no;
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_td, NULL, service_name);
|
|
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_td_sequence_counter, tvb,
|
|
UDS_TD_SEQUENCE_COUNTER_OFFSET, UDS_TD_SEQUENCE_COUNTER_LEN, ENC_NA, &sequence_no);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " Block Sequence Counter %d", sequence_no);
|
|
break;
|
|
}
|
|
case UDS_SERVICES_TP: {
|
|
guint8 sub_function_a, sub_function;
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_tp, NULL, service_name);
|
|
|
|
sub_function_a = tvb_get_guint8(tvb, UDS_TP_SUB_FUNCTION_OFFSET);
|
|
sub_function = masked_guint8_value(sub_function_a, UDS_TP_SUB_FUNCTION_MASK);
|
|
proto_tree_add_item(subtree, hf_uds_tp_sub_function, tvb,
|
|
UDS_TP_SUB_FUNCTION_OFFSET, UDS_TP_SUB_FUNCTION_LEN, ENC_BIG_ENDIAN);
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " Sub-function %x", sub_function);
|
|
|
|
if (!(sid & UDS_REPLY_MASK)) {
|
|
guint8 suppress = masked_guint8_value(sub_function_a, UDS_TP_SUPPRESS_POS_RSP_MSG_INDIFICATION_MASK);
|
|
|
|
proto_tree_add_item(subtree, hf_uds_tp_suppress_pos_rsp_msg_indification, tvb,
|
|
UDS_TP_SUB_FUNCTION_OFFSET, UDS_TP_SUB_FUNCTION_LEN, ENC_BIG_ENDIAN);
|
|
|
|
if (suppress) {
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " (Reply suppressed)");
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case UDS_SERVICES_ERR: {
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_err, NULL, service_name);
|
|
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_err_sid, tvb, UDS_ERR_SID_OFFSET, UDS_ERR_SID_LEN, ENC_BIG_ENDIAN, &enum_val);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s", val_to_str(enum_val, uds_services, "Unknown (0x%02x)"));
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_err_code, tvb, UDS_ERR_CODE_OFFSET, UDS_ERR_CODE_LEN,
|
|
ENC_BIG_ENDIAN, &enum_val);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " (SID: %s)", val_to_str(enum_val, uds_response_codes, "Unknown (0x%02x)"));
|
|
break;
|
|
}
|
|
case UDS_SERVICES_CDTCS: {
|
|
subtree = proto_tree_add_subtree(uds_tree, tvb, 0, -1, ett_uds_cdtcs, NULL, service_name);
|
|
proto_tree_add_item_ret_uint(subtree, hf_uds_cdtcs_type, tvb,
|
|
UDS_CDTCS_TYPE_OFFSET, UDS_CDTCS_TYPE_LEN, ENC_BIG_ENDIAN, &enum_val);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, " %s",
|
|
val_to_str(enum_val, uds_cdtcs_types, "Unknown (0x%02x)"));
|
|
break;
|
|
}
|
|
}
|
|
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
static int
|
|
dissect_uds_no_data(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, void *data _U_) {
|
|
return dissect_uds_internal(tvb, pinfo, tree, 0, 0, 0);
|
|
}
|
|
|
|
static int
|
|
dissect_uds_doip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, void *data) {
|
|
DISSECTOR_ASSERT(data);
|
|
|
|
doip_info_t *doip_info = (doip_info_t *)data;
|
|
return dissect_uds_internal(tvb, pinfo, tree, doip_info->source_address, doip_info->target_address, 2);
|
|
}
|
|
|
|
static int
|
|
dissect_uds_iso15765(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, void *data) {
|
|
DISSECTOR_ASSERT(data);
|
|
|
|
iso15765_info_t *info = (iso15765_info_t *)data;
|
|
return dissect_uds_internal(tvb, pinfo, tree, info->source_address, info->target_address, info->number_of_addresses_valid);
|
|
}
|
|
|
|
static int
|
|
dissect_uds_iso10681(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree _U_, void *data) {
|
|
DISSECTOR_ASSERT(data);
|
|
|
|
iso10681_info_t *info = (iso10681_info_t *)data;
|
|
return dissect_uds_internal(tvb, pinfo, tree, info->source_address, info->target_address, 2);
|
|
}
|
|
|
|
static void
|
|
pref_update_uds(void) {
|
|
if (uds_ht_routine_ids && uds_uat_routine_id_num == 0) {
|
|
g_hash_table_destroy(uds_ht_routine_ids);
|
|
uds_ht_routine_ids = NULL;
|
|
}
|
|
|
|
if (uds_ht_data_ids && uds_uat_data_id_num == 0) {
|
|
g_hash_table_destroy(uds_ht_data_ids);
|
|
uds_ht_data_ids = NULL;
|
|
}
|
|
}
|
|
|
|
void
|
|
proto_register_uds(void)
|
|
{
|
|
module_t* uds_module;
|
|
static hf_register_info hf[] = {
|
|
{
|
|
&hf_uds_service,
|
|
{
|
|
"Service Identifier", "uds.sid",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_services), UDS_SID_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_reply,
|
|
{
|
|
"Reply Flag", "uds.reply",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, UDS_REPLY_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
|
|
{
|
|
&hf_uds_dsc_type,
|
|
{
|
|
"Type", "uds.dsc.type",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_dsc_types), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_dsc_parameter_record,
|
|
{
|
|
"Parameter Record", "uds.dsc.parameter_record",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
{
|
|
&hf_uds_er_type,
|
|
{
|
|
"Type", "uds.er.type",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_er_types), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
|
|
{
|
|
&hf_uds_rdtci_type,
|
|
{
|
|
"Type", "uds.rdtci.type",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_rdtci_types), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rdtci_record,
|
|
{
|
|
"Record", "uds.rdtci.record",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
|
|
{
|
|
&hf_uds_rdbi_data_identifier,
|
|
{
|
|
"Data Identifier", "uds.rdbi.data_identifier",
|
|
FT_UINT16, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rdbi_data_record,
|
|
{
|
|
"Data Record", "uds.rdbi.data_record",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
|
|
{
|
|
&hf_uds_sa_type,
|
|
{
|
|
"Type", "uds.sa.type",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_sa_key,
|
|
{
|
|
"Key", "uds.sa.key",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_sa_seed,
|
|
{
|
|
"Seed", "uds.sa.seed",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
|
|
{
|
|
&hf_uds_wdbi_data_identifier,
|
|
{
|
|
"Data Identifier", "uds.wdbi.data_identifier",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_wdbi_data_record,
|
|
{
|
|
"Data Record", "uds.wdbi.data_record",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
{
|
|
&hf_uds_iocbi_data_identifier,
|
|
{
|
|
"Data Identifier", "uds.iocbi.data_identifier",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_iocbi_parameter,
|
|
{
|
|
"Parameter", "uds.iocbi.parameter",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_iocbi_parameters), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_iocbi_state,
|
|
{
|
|
"State", "uds.iocbi.state",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
{
|
|
&hf_uds_rc_type,
|
|
{
|
|
"Type", "uds.rc.type",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_rc_types), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rc_identifier,
|
|
{
|
|
"Identifier", "uds.rc.identifier",
|
|
FT_UINT16, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rc_option_record,
|
|
{
|
|
"Option record", "uds.rc.option_record",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rc_info,
|
|
{
|
|
"Info", "uds.rc.info",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rc_status_record,
|
|
{
|
|
"Status Record", "uds.rc.status_record",
|
|
FT_BYTES, BASE_NONE,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
{
|
|
&hf_uds_rd_compression_method,
|
|
{
|
|
"Compression Method", "uds.rd.compression_method",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, UDS_RD_COMPRESSION_METHOD_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rd_encrypting_method,
|
|
{
|
|
"Encrypting Method", "uds.rd.encrypting_method",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, UDS_RD_ENCRYPTING_METHOD_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rd_memory_size_length,
|
|
{
|
|
"Memory size length", "uds.rd.memory_size_length",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, UDS_RD_MEMORY_SIZE_LENGTH_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rd_memory_address_length,
|
|
{
|
|
"Memory address length", "uds.rd.memory_address_length",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, UDS_RD_MEMORY_ADDRESS_LENGTH_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rd_memory_address,
|
|
{
|
|
"Memory Address", "uds.rd.memory_address",
|
|
FT_UINT64, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rd_memory_size,
|
|
{
|
|
"Memory Size", "uds.rd.memory_size",
|
|
FT_UINT64, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rd_max_number_of_block_length_length,
|
|
{
|
|
"Memory address length", "uds.rd.max_number_of_block_length_length",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, UDS_RD_MAX_NUMBER_OF_BLOCK_LENGTH_LENGTH_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_rd_max_number_of_block_length,
|
|
{
|
|
"Memory Size", "uds.rd.max_number_of_block_length",
|
|
FT_UINT64, BASE_HEX,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
|
|
{
|
|
&hf_uds_td_sequence_counter,
|
|
{
|
|
"Block Sequence Counter", "uds.td.block_sequence_counter",
|
|
FT_UINT8, BASE_DEC,
|
|
NULL, 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
{
|
|
&hf_uds_tp_sub_function,
|
|
{
|
|
"Suppress reply", "uds.tp.suppress_reply",
|
|
FT_UINT8, BASE_HEX,
|
|
NULL, UDS_TP_SUB_FUNCTION_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_tp_suppress_pos_rsp_msg_indification,
|
|
{
|
|
"Suppress reply", "uds.tp.suppress_reply.indification",
|
|
FT_BOOLEAN, 8,
|
|
NULL, UDS_TP_SUPPRESS_POS_RSP_MSG_INDIFICATION_MASK,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
{
|
|
&hf_uds_err_sid,
|
|
{
|
|
"Service Identifier", "uds.err.sid",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_services), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
{
|
|
&hf_uds_err_code,
|
|
{
|
|
"Code", "uds.err.code",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_response_codes), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
|
|
{
|
|
&hf_uds_cdtcs_type,
|
|
{
|
|
"Type", "uds.cdtcs.type",
|
|
FT_UINT8, BASE_HEX,
|
|
VALS(uds_cdtcs_types), 0x0,
|
|
NULL, HFILL
|
|
}
|
|
},
|
|
};
|
|
|
|
uat_t* uds_routine_ids_uat;
|
|
uat_t* uds_data_ids_uat;
|
|
|
|
/* Setup protocol subtree array */
|
|
static gint *ett[] =
|
|
{
|
|
&ett_uds,
|
|
&ett_uds_dsc,
|
|
&ett_uds_er,
|
|
&ett_uds_rdtci,
|
|
&ett_uds_rdbi,
|
|
&ett_uds_sa,
|
|
&ett_uds_wdbi,
|
|
&ett_uds_iocbi,
|
|
&ett_uds_rc,
|
|
&ett_uds_rd,
|
|
&ett_uds_td,
|
|
&ett_uds_tp,
|
|
&ett_uds_err,
|
|
&ett_uds_cdtcs,
|
|
};
|
|
|
|
proto_uds = proto_register_protocol (
|
|
"Unified Diagnostic Services", /* name */
|
|
"UDS", /* short name */
|
|
"uds" /* abbrev */
|
|
);
|
|
|
|
proto_register_field_array(proto_uds, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
uds_handle = register_dissector("uds", dissect_uds_no_data, proto_uds);
|
|
uds_handle_doip = register_dissector("uds_over_doip", dissect_uds_doip, proto_uds);
|
|
uds_handle_iso10681 = register_dissector("uds_over_iso10681", dissect_uds_iso10681, proto_uds);
|
|
uds_handle_iso15765 = register_dissector("uds_over_iso15765", dissect_uds_iso15765, proto_uds);
|
|
|
|
/* Register preferences */
|
|
uds_module = prefs_register_protocol(proto_uds, &pref_update_uds);
|
|
|
|
/* UATs for user_data fields */
|
|
static uat_field_t uds_routine_id_uat_fields[] = {
|
|
UAT_FLD_HEX(uds_uat_routine_ids, address, "Address", "Address (16bit hex without leading 0x, 0xffffffff for 'any')"),
|
|
UAT_FLD_HEX(uds_uat_routine_ids, id, "Routine ID", "Routine Identifier (16bit hex without leading 0x)"),
|
|
UAT_FLD_CSTRING(uds_uat_routine_ids, name, "Routine Name", "Name of the Routine ID (string)"),
|
|
UAT_END_FIELDS
|
|
};
|
|
|
|
/* UATs */
|
|
uds_routine_ids_uat = uat_new("UDS Routine Identifier List",
|
|
sizeof(generic_addr_id_string_t), /* record size */
|
|
DATAFILE_UDS_ROUTINE_IDS, /* filename */
|
|
TRUE, /* from profile */
|
|
(void**)&uds_uat_routine_ids, /* data_ptr */
|
|
&uds_uat_routine_id_num, /* numitems_ptr */
|
|
UAT_AFFECTS_DISSECTION, /* but not fields */
|
|
NULL, /* help */
|
|
copy_generic_one_id_string_cb, /* copy callback */
|
|
update_generic_addr_id_16bit, /* update callback */
|
|
free_generic_one_id_string_cb, /* free callback */
|
|
post_update_uds_routine_cb, /* post update callback */
|
|
NULL, /* reset callback */
|
|
uds_routine_id_uat_fields /* UAT field definitions */
|
|
);
|
|
|
|
prefs_register_uat_preference(uds_module, "_uds_routine_id_list", "UDS Routine Identifier List",
|
|
"A table to define names of UDS Routines", uds_routine_ids_uat);
|
|
|
|
static uat_field_t uds_data_id_uat_fields[] = {
|
|
UAT_FLD_HEX(uds_uat_data_ids, address, "Address", "Address (16bit hex without leading 0x, 0xffffffff for 'any')"),
|
|
UAT_FLD_HEX(uds_uat_data_ids, id, "Data ID", "Data Identifier (16bit hex without leading 0x)"),
|
|
UAT_FLD_CSTRING(uds_uat_data_ids, name, "Data Name", "Name of the Data ID (string)"),
|
|
UAT_END_FIELDS
|
|
};
|
|
|
|
uds_data_ids_uat = uat_new("UDS Data Identifier List",
|
|
sizeof(generic_addr_id_string_t), /* record size */
|
|
DATAFILE_UDS_DATA_IDS, /* filename */
|
|
TRUE, /* from profile */
|
|
(void**)&uds_uat_data_ids, /* data_ptr */
|
|
&uds_uat_data_id_num, /* numitems_ptr */
|
|
UAT_AFFECTS_DISSECTION, /* but not fields */
|
|
NULL, /* help */
|
|
copy_generic_one_id_string_cb, /* copy callback */
|
|
update_generic_addr_id_16bit, /* update callback */
|
|
free_generic_one_id_string_cb, /* free callback */
|
|
post_update_uds_data_cb, /* post update callback */
|
|
NULL, /* reset callback */
|
|
uds_data_id_uat_fields /* UAT field definitions */
|
|
);
|
|
|
|
prefs_register_uat_preference(uds_module, "_uds_data_id_list", "UDS Data Identifier List",
|
|
"A table to define names of UDS Data Identifier", uds_data_ids_uat);
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_uds(void)
|
|
{
|
|
dissector_add_for_decode_as("iso10681.subdissector", uds_handle_iso10681);
|
|
dissector_add_for_decode_as("iso15765.subdissector", uds_handle_iso15765);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - https://www.wireshark.org/tools/modelines.html
|
|
*
|
|
* Local variables:
|
|
* c-basic-offset: 4
|
|
* tab-width: 8
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
* vi: set shiftwidth=4 tabstop=8 expandtab:
|
|
* :indentSize=4:tabSize=8:noTabs=true:
|
|
*/
|