forked from osmocom/wireshark
![Robert Sauter](/assets/img/avatar_default.png)
Refactor ieee802154_set_mac_key to return the number of keys set and only try to decrypt with the alt_key if actually provided Bug: 14522 Change-Id: I40802dff8c08f7f82b792fb16f5f91aa3b9e20cc Reviewed-on: https://code.wireshark.org/review/26677 Reviewed-by: Peter Wu <peter@lekensteyn.nl> Petri-Dish: Peter Wu <peter@lekensteyn.nl> Tested-by: Petri Dish Buildbot Reviewed-by: Anders Broman <a.broman58@gmail.com>
575 lines
24 KiB
C
575 lines
24 KiB
C
/* packet-ieee802154.h
|
|
*
|
|
* IEEE 802.15.4 Dissectors for Wireshark
|
|
* By Owen Kirby <osk@exegin.com>
|
|
* Copyright 2007 Exegin Technologies Limited
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
#ifndef PACKET_IEEE802154_H
|
|
#define PACKET_IEEE802154_H
|
|
|
|
/* Protocol Abbreviation */
|
|
#define IEEE802154_PROTOABBREV_WPAN "wpan"
|
|
#define IEEE802154_PROTOABBREV_WPAN_BEACON "wpan.beacon"
|
|
/* PANID dissector list is for Decode-As and stateful dissection only. */
|
|
#define IEEE802154_PROTOABBREV_WPAN_PANID "wpan.panid"
|
|
|
|
/* Dissector tables */
|
|
#define IEEE802154_HEADER_IE_DTABLE "wpan.header_ie"
|
|
#define IEEE802154_PAYLOAD_IE_DTABLE "wpan.payload_ie"
|
|
#define IEEE802154_MLME_IE_DTABLE "wpan.mlme_ie"
|
|
#define IEEE802154_CMD_VENDOR_DTABLE "wpan.cmd.vendor"
|
|
|
|
/* Packet Overhead from MAC header + footer (excluding addressing) */
|
|
#define IEEE802154_MAX_FRAME_LEN 127
|
|
#define IEEE802154_FCS_LEN 2
|
|
|
|
/* Command Frame Identifier Types Definitions */
|
|
#define IEEE802154_CMD_ASSOC_REQ 0x01
|
|
#define IEEE802154_CMD_ASSOC_RSP 0x02
|
|
#define IEEE802154_CMD_DISASSOC_NOTIFY 0x03
|
|
#define IEEE802154_CMD_DATA_RQ 0x04
|
|
#define IEEE802154_CMD_PANID_CONFLICT 0x05
|
|
#define IEEE802154_CMD_ORPHAN_NOTIFY 0x06
|
|
#define IEEE802154_CMD_BEACON_REQ 0x07
|
|
#define IEEE802154_CMD_COORD_REALIGN 0x08
|
|
#define IEEE802154_CMD_GTS_REQ 0x09
|
|
#define IEEE802154_CMD_TRLE_MGMT_REQ 0x0a
|
|
#define IEEE802154_CMD_TRLE_MGMT_RSP 0x0b
|
|
/* 0x0c-0x12 reserved in IEEE802.15.4-2015 */
|
|
#define IEEE802154_CMD_DSME_ASSOC_REQ 0x13
|
|
#define IEEE802154_CMD_DSME_ASSOC_RSP 0x14
|
|
#define IEEE802154_CMD_DSME_GTS_REQ 0x15
|
|
#define IEEE802154_CMD_DSME_GTS_RSP 0x16
|
|
#define IEEE802154_CMD_DSME_GTS_NOTIFY 0x17
|
|
#define IEEE802154_CMD_DSME_INFO_REQ 0x18
|
|
#define IEEE802154_CMD_DSME_INFO_RSP 0x19
|
|
#define IEEE802154_CMD_DSME_BEACON_ALLOC_NOTIFY 0x1a
|
|
#define IEEE802154_CMD_DSME_BEACON_COLL_NOTIFY 0x1b
|
|
#define IEEE802154_CMD_DSME_LINK_REPORT 0x1c
|
|
/* 0x1d-0x1f reserved in IEEE802.15.4-2015 */
|
|
#define IEEE802154_CMD_RIT_DATA_REQ 0x20
|
|
#define IEEE802154_CMD_DBS_REQ 0x21
|
|
#define IEEE802154_CMD_DBS_RSP 0x22
|
|
#define IEEE802154_CMD_RIT_DATA_RSP 0x23
|
|
#define IEEE802154_CMD_VENDOR_SPECIFIC 0x24
|
|
/* 0x25-0xff reserved in IEEE802.15.4-2015 */
|
|
|
|
/* Definitions for Association Response Command */
|
|
#define IEEE802154_CMD_ASRSP_AS_SUCCESS 0x00
|
|
#define IEEE802154_CMD_ASRSP_PAN_FULL 0x01
|
|
#define IEEE802154_CMD_ASRSP_PAN_DENIED 0x02
|
|
|
|
/* Bit Masks for Capability Information Field
|
|
Included in Association Req. command */
|
|
#define IEEE802154_CMD_CINFO_ALT_PAN_COORD 0x01
|
|
#define IEEE802154_CMD_CINFO_DEVICE_TYPE 0x02
|
|
#define IEEE802154_CMD_CINFO_POWER_SRC 0x04
|
|
#define IEEE802154_CMD_CINFO_IDLE_RX 0x08
|
|
#define IEEE802154_CMD_CINFO_SEC_CAPABLE 0x40
|
|
#define IEEE802154_CMD_CINFO_ALLOC_ADDR 0x80
|
|
|
|
#define IEEE802154_CMD_GTS_REQ_LEN 0x0F
|
|
#define IEEE802154_CMD_GTS_REQ_DIR 0x10
|
|
#define IEEE802154_CMD_GTS_REQ_TYPE 0x20
|
|
|
|
/* Bit masks & shifts for various beacon fields */
|
|
#define IEEE802154_BEACON_ORDER_MASK 0x000F
|
|
#define IEEE802154_SUPERFRAME_ORDER_MASK 0x00F0
|
|
#define IEEE802154_SUPERFRAME_CAP_MASK 0x0F00
|
|
#define IEEE802154_BATT_EXTENSION_MASK 0x1000
|
|
#define IEEE802154_SUPERFRAME_COORD_MASK 0x4000
|
|
#define IEEE802154_ASSOC_PERMIT_MASK 0x8000
|
|
#define IEEE802154_SUPERFRAME_ORDER_SHIFT 4
|
|
#define IEEE802154_SUPERFRAME_CAP_SHIFT 8
|
|
|
|
#define IEEE802154_GTS_COUNT_MASK 0x07
|
|
#define IEEE802154_GTS_PERMIT_MASK 0x80
|
|
#define IEEE802154_GTS_DIRECTION_SLOT(i) (0x01<<(i))
|
|
#define IEEE802154_GTS_MAX_SLOTS 7
|
|
#define IEEE802154_GTS_DIRECTION_SLOT1 0x01
|
|
#define IEEE802154_GTS_DIRECTION_SLOT2 0x02
|
|
#define IEEE802154_GTS_DIRECTION_SLOT3 0x04
|
|
#define IEEE802154_GTS_DIRECTION_SLOT4 0x08
|
|
#define IEEE802154_GTS_DIRECTION_SLOT5 0x10
|
|
#define IEEE802154_GTS_DIRECTION_SLOT6 0x20
|
|
#define IEEE802154_GTS_DIRECTION_SLOT7 0x40
|
|
#define IEEE802154_GTS_SLOT_MASK 0x0F
|
|
#define IEEE802154_GTS_LENGTH_MASK 0xF0
|
|
#define IEEE802154_GTS_LENGTH_SHIFT 4
|
|
|
|
#define IEEE802154_PENDADDR_SHORT_MASK 0x07
|
|
#define IEEE802154_PENDADDR_LONG_MASK 0x70
|
|
#define IEEE802154_PENDADDR_LONG_SHIFT 4
|
|
|
|
#define IEEE802154_SUPERFRAME_DURATION (IEEE802154_BASE_SLOT_DURATION * IEEE802154_SUPERFRAME_SLOTS)
|
|
#define IEEE802154_BASE_SLOT_DURATION 60
|
|
#define IEEE802154_SUPERFRAME_SLOTS 16
|
|
|
|
/* Bit-masks for the FCF */
|
|
#define IEEE802154_FCF_TYPE_MASK 0x0007 /* Frame Type Mask */
|
|
#define IEEE802154_FCF_SEC_EN 0x0008
|
|
#define IEEE802154_FCF_FRAME_PND 0x0010
|
|
#define IEEE802154_FCF_ACK_REQ 0x0020
|
|
#define IEEE802154_FCF_PAN_ID_COMPRESSION 0x0040 /* known as Intra PAN prior to IEEE 802.15.4-2006 */
|
|
#define IEEE802154_FCF_SEQNO_SUPPRESSION 0x0100
|
|
#define IEEE802154_FCF_IE_PRESENT 0x0200
|
|
#define IEEE802154_FCF_DADDR_MASK 0x0C00 /* destination addressing mask */
|
|
#define IEEE802154_FCF_VERSION 0x3000
|
|
#define IEEE802154_FCF_SADDR_MASK 0xC000 /* source addressing mask */
|
|
|
|
/* Frame Type Definitions */
|
|
#define IEEE802154_FCF_BEACON 0x0 /* Beacon Frame */
|
|
#define IEEE802154_FCF_DATA 0x1 /* Data Frame */
|
|
#define IEEE802154_FCF_ACK 0x2 /* Acknowlegement Frame */
|
|
#define IEEE802154_FCF_CMD 0x3 /* MAC Command Frame */
|
|
#define IEEE802154_FCF_RESERVED 0x4 /* reserved */
|
|
#define IEEE802154_FCF_MULTIPURPOSE 0x5 /* Multipurpose */
|
|
#define IEEE802154_FCF_FRAGMENT 0x6 /* Fragment or Frak */
|
|
#define IEEE802154_FCF_EXTENDED 0x7 /* Extended */
|
|
|
|
/* Frame version definitions. */
|
|
#define IEEE802154_VERSION_2003 0x0
|
|
#define IEEE802154_VERSION_2006 0x1
|
|
#define IEEE802154_VERSION_2015 0x2
|
|
#define IEEE802154_VERSION_RESERVED 0x3
|
|
|
|
/* Address Mode Definitions */
|
|
#define IEEE802154_FCF_ADDR_NONE 0x0
|
|
#define IEEE802154_FCF_ADDR_RESERVED 0x1
|
|
#define IEEE802154_FCF_ADDR_SHORT 0x2
|
|
#define IEEE802154_FCF_ADDR_EXT 0x3
|
|
|
|
/* Header IE Fields */
|
|
#define IEEE802154_HEADER_IE_TYPE_MASK 0x8000
|
|
#define IEEE802154_HEADER_IE_ID_MASK 0x7F80
|
|
#define IEEE802154_HEADER_IE_LENGTH_MASK 0x007F
|
|
|
|
/* Payload IE Fields */
|
|
#define IEEE802154_PAYLOAD_IE_TYPE_MASK 0x8000
|
|
#define IEEE802154_PAYLOAD_IE_ID_MASK 0x7800
|
|
#define IEEE802154_PAYLOAD_IE_LENGTH_MASK 0x07FF
|
|
|
|
/* Payload (Nested) Sub IE Fields */
|
|
#define IEEE802154_PSIE_TYPE_MASK 0x8000
|
|
#define IEEE802154_PSIE_ID_MASK_SHORT 0x7F00
|
|
#define IEEE802154_PSIE_LENGTH_MASK_SHORT 0x00FF
|
|
#define IEEE802154_PSIE_ID_MASK_LONG 0x7800
|
|
#define IEEE802154_PSIE_LENGTH_MASK_LONG 0x07FF
|
|
|
|
/* Enhanced Beacon Filter IE */
|
|
#define IEEE802154_MLME_PSIE_EB_FLT_PJOIN 0x01
|
|
#define IEEE802154_MLME_PSIE_EB_FLT_LQI 0x02
|
|
#define IEEE802154_MLME_PSIE_EB_FLT_PERCENT 0x04
|
|
#define IEEE802154_MLME_PSIE_EB_FLT_ATTR_LEN 0x18
|
|
|
|
/* Vendor OUIs */
|
|
|
|
/* Bit-masks for CC24xx style FCS */
|
|
#define IEEE802154_CC24xx_CORRELATION 0x7F00
|
|
#define IEEE802154_CC24xx_CRC_OK 0x8000
|
|
#define IEEE802154_CC24xx_RSSI 0x00FF
|
|
|
|
/* Special IEEE802.15.4 Addresses */
|
|
#define IEEE802154_NO_ADDR16 0xFFFE
|
|
#define IEEE802154_BCAST_ADDR 0xFFFF
|
|
#define IEEE802154_BCAST_PAN 0xFFFF
|
|
|
|
/* Bit mask for PHY length field */
|
|
#define IEEE802154_PHY_LENGTH_MASK 0x7F
|
|
|
|
/* Auxiliary Security Header */
|
|
#define IEEE802154_AUX_SEC_LEVEL_MASK 0x07 /* Security Level */
|
|
#define IEEE802154_AUX_KEY_ID_MODE_MASK 0x18 /* Key Identifier Mode */
|
|
#define IEEE802154_AUX_KEY_ID_MODE_SHIFT 3
|
|
#define IEEE802154_AUX_FRAME_COUNTER_SUPPRESSION_MASK 0x20 /* 802.15.4-2015 */
|
|
#define IEEE802154_AUX_ASN_IN_NONCE_MASK 0x40 /* 802.15.4-2015 */
|
|
/* Note: 802.15.4-2015 specifies bits 6-7 as reserved, but 6 is used for ASN */
|
|
#define IEEE802154_AUX_CTRL_RESERVED_MASK 0x80 /* Reserved */
|
|
|
|
/* Thread-specific well-known key support */
|
|
#define IEEE802154_THR_WELL_KNOWN_KEY_INDEX 0xff
|
|
#define IEEE802154_THR_WELL_KNOWN_KEY_SRC 0xffffffff
|
|
#define IEEE802154_THR_WELL_KNOWN_EXT_ADDR 0x3506feb823d48712ULL
|
|
|
|
typedef enum {
|
|
SECURITY_LEVEL_NONE = 0x00,
|
|
SECURITY_LEVEL_MIC_32 = 0x01,
|
|
SECURITY_LEVEL_MIC_64 = 0x02,
|
|
SECURITY_LEVEL_MIC_128 = 0x03,
|
|
SECURITY_LEVEL_ENC = 0x04,
|
|
SECURITY_LEVEL_ENC_MIC_32 = 0x05,
|
|
SECURITY_LEVEL_ENC_MIC_64 = 0x06,
|
|
SECURITY_LEVEL_ENC_MIC_128 = 0x07
|
|
} ieee802154_security_level;
|
|
|
|
typedef enum {
|
|
KEY_ID_MODE_IMPLICIT = 0x00,
|
|
KEY_ID_MODE_KEY_INDEX = 0x01,
|
|
KEY_ID_MODE_KEY_EXPLICIT_4 = 0x02,
|
|
KEY_ID_MODE_KEY_EXPLICIT_8 = 0x03
|
|
} ieee802154_key_id_mode;
|
|
|
|
typedef enum {
|
|
KEY_HASH_NONE = 0x00,
|
|
KEY_HASH_ZIP = 0x01,
|
|
KEY_HASH_THREAD = 0x02
|
|
} ieee802154_key_hash;
|
|
|
|
/* Header IE Element ID */
|
|
#define IEEE802154_HEADER_IE_VENDOR_SPECIFIC 0x00
|
|
/* Reserved 0x01-0x19 */
|
|
#define IEEE802154_HEADER_IE_CSL 0x1a
|
|
#define IEEE802154_HEADER_IE_RIT 0x1b
|
|
#define IEEE802154_HEADER_IE_DSME_PAN 0x1c
|
|
#define IEEE802154_HEADER_IE_RENDEZVOUS 0x1d
|
|
#define IEEE802154_HEADER_IE_TIME_CORR 0x1e
|
|
/* Reserved 0x1f-0x20 */
|
|
#define IEEE802154_HEADER_IE_EXT_DSME_PAN 0x21
|
|
#define IEEE802154_HEADER_IE_FSCD 0x22
|
|
#define IEEE802154_HEADER_IE_SMPL_SUPER_FRM 0x23
|
|
#define IEEE802154_HEADER_IE_SMPL_GTS 0x24
|
|
#define IEEE802154_HEADER_IE_LECIM 0x25
|
|
#define IEEE802154_HEADER_IE_TRLE 0x26
|
|
#define IEEE802154_HEADER_IE_RCC_CAP 0x27
|
|
#define IEEE802154_HEADER_IE_RCCN 0x28
|
|
#define IEEE802154_HEADER_IE_GLOBAL_TIME 0x29
|
|
#define IEEE802154_HEADER_IE_WISUN 0x2a
|
|
#define IEEE802154_HEADER_IE_DA_IE 0x2b
|
|
/* Reserved 0x2c-0x7d */
|
|
#define IEEE802154_HEADER_IE_HT1 0x7e
|
|
#define IEEE802154_HEADER_IE_HT2 0x7f
|
|
/* Reserved 0x80-0xff */
|
|
|
|
/* Payload IE Group ID */
|
|
#define IEEE802154_PAYLOAD_IE_ESDU 0x0 /* Encapsulated Service Data Unit */
|
|
#define IEEE802154_PAYLOAD_IE_MLME 0x1 /* Media Access Control (MAC) subLayer Management Entity */
|
|
#define IEEE802154_PAYLOAD_IE_VENDOR 0x2 /* Vendor Specific */
|
|
#define IEEE802154_PAYLOAD_IE_MPX 0x3 /* MPX IE (802.15.9) */
|
|
#define IEEE802154_PAYLOAD_IE_WISUN 0x4 /* Wi-SUN IE */
|
|
#define IEEE802154_PAYLOAD_IE_IETF 0x5 /* IETF IE, RFC 8137 */
|
|
/* Reserved 0x6-0xe */
|
|
#define IEEE802154_PAYLOAD_IE_TERMINATION 0xf
|
|
|
|
/* Payload IE (Nested) Sub ID */
|
|
/* Payload IE (Nested) Sub ID - long format */
|
|
/* 0x0 - 0x7 Reserved */
|
|
/* 0x0 - 0x8 Vendor Specific */
|
|
#define IEEE802154_MLME_SUBIE_CHANNEL_HOPPING 0x9
|
|
/* 0xa - 0xf Reserved */
|
|
/* 0x10 - 0x19 Short Format Reserved */
|
|
#define IEEE802154_MLME_SUBIE_TSCH_SYNCH 0x1A
|
|
#define IEEE802154_MLME_SUBIE_TSCH_SLOTFR_LINK 0x1B
|
|
#define IEEE802154_MLME_SUBIE_TSCH_TIMESLOT 0x1C
|
|
#define IEEE802154_MLME_SUBIE_HOPPING_TIMING 0x1D
|
|
#define IEEE802154_MLME_SUBIE_ENHANCED_BEACON_FILTER 0x1E
|
|
#define IEEE802154_MLME_SUBIE_MAC_METRICS 0x1F
|
|
#define IEEE802154_MLME_SUBIE_ALL_MAC_METRICS 0x20
|
|
#define IEEE802154_MLME_SUBIE_COEXISTENCE_SPEC 0x21
|
|
#define IEEE802154_MLME_SUBIE_SUN_DEVICE_CAPABILITIES 0x22
|
|
#define IEEE802154_MLME_SUBIE_SUN_FSK_GEN_PHY 0x23
|
|
#define IEEE802154_MLME_SUBIE_MODE_SWITCH_PARAMETER 0x24
|
|
#define IEEE802154_MLME_SUBIE_PHY_PARAMETER_CHANGE 0x25
|
|
#define IEEE802154_MLME_SUBIE_O_QPSK_PHY_MODE 0x26
|
|
#define IEEE802154_MLME_SUBIE_PCA_ALLOCATION 0x27
|
|
#define IEEE802154_MLME_SUBIE_DSSS_OPER_MODE 0x28
|
|
#define IEEE802154_MLME_SUBIE_FSK_OPER_MODE 0x29
|
|
#define IEEE802154_MLME_SUBIE_TVWS_PHY_OPE_MODE 0x2B
|
|
#define IEEE802154_MLME_SUBIE_TVWS_DEVICE_CAPAB 0x2C
|
|
#define IEEE802154_MLME_SUBIE_TVWS_DEVICE_CATEG 0x2D
|
|
#define IEEE802154_MLME_SUBIE_TVWS_DEVICE_IDENTIF 0x2E
|
|
#define IEEE802154_MLME_SUBIE_TVWS_DEVICE_LOCATION 0x2F
|
|
#define IEEE802154_MLME_SUBIE_TVWS_CH_INFOR_QUERY 0x30
|
|
#define IEEE802154_MLME_SUBIE_TVWS_CH_INFOR_SOURCE 0x31
|
|
#define IEEE802154_MLME_SUBIE_CTM 0x32
|
|
#define IEEE802154_MLME_SUBIE_TIMESTAMP 0x33
|
|
#define IEEE802154_MLME_SUBIE_TIMESTAMP_DIFF 0x34
|
|
#define IEEE802154_MLME_SUBIE_TMCP_SPECIFICATION 0x35
|
|
#define IEEE802154_MLME_SUBIE_RCC_PHY_OPER_MODE 0x36
|
|
/* 0x37-0x7f Reserved */
|
|
|
|
/* IETF IE - Sub IE */
|
|
#define IEEE802154_IETF_SUBIE_6TOP 0xC9 /* not formally assigned yet */
|
|
|
|
/* IEEE 802.15.4 cipher block size. */
|
|
#define IEEE802154_CIPHER_SIZE 16
|
|
|
|
/* Macro to compute the MIC length. */
|
|
#define IEEE802154_MIC_LENGTH(_level_) ((0x2 << ((_level_) & 0x3)) & ~0x3)
|
|
/* Macro to check for payload encryption. */
|
|
#define IEEE802154_IS_ENCRYPTED(_level_) ((_level_) & 0x4)
|
|
|
|
/*SIXTOP Bit-mask*/
|
|
#define IETF_6TOP_VERSION 0x0F
|
|
#define IETF_6TOP_TYPE 0x30
|
|
#define IETF_6TOP_FLAGS_RESERVED 0xC0
|
|
#define IETF_6TOP_SEQNUM 0xFF
|
|
|
|
/* SIXTOP CMD and RC identifiers */
|
|
#define IETF_6TOP_CMD_ADD 0x01
|
|
#define IETF_6TOP_CMD_DELETE 0x02
|
|
#define IETF_6TOP_CMD_RELOCATE 0x03
|
|
#define IETF_6TOP_CMD_COUNT 0x04
|
|
#define IETF_6TOP_CMD_LIST 0x05
|
|
#define IETF_6TOP_CMD_SIGNAL 0x06
|
|
#define IETF_6TOP_CMD_CLEAR 0x07
|
|
#define IETF_6TOP_RC_SUCCESS 0x00
|
|
#define IETF_6TOP_RC_EOL 0x01
|
|
#define IETF_6TOP_RC_ERR 0x02
|
|
#define IETF_6TOP_RC_RESET 0x03
|
|
#define IETF_6TOP_RC_ERR_VERSION 0x04
|
|
#define IETF_6TOP_RC_ERR_SFID 0x05
|
|
#define IETF_6TOP_RC_ERR_SEQNUM 0x06
|
|
#define IETF_6TOP_RC_ERR_CELLLIST 0x07
|
|
#define IETF_6TOP_RC_ERR_BUSY 0x08
|
|
#define IETF_6TOP_RC_ERR_LOCKED 0x09
|
|
|
|
/* SIXTOP Message Types */
|
|
#define IETF_6TOP_TYPE_REQUEST 0x00
|
|
#define IETF_6TOP_TYPE_RESPONSE 0x01
|
|
#define IETF_6TOP_TYPE_CONFIRMATION 0x02
|
|
#define IETF_6TOP_TYPE_RESERVED 0x03
|
|
|
|
/* SIXTOP Cell Options */
|
|
#define IETF_6TOP_CELL_OPTION_TX 0x01
|
|
#define IETF_6TOP_CELL_OPTION_RX 0x02
|
|
#define IETF_6TOP_CELL_OPTION_SHARED 0x04
|
|
#define IETF_6TOP_CELL_OPTION_RESERVED 0xF8
|
|
|
|
/* IEEE 802.15.9 MPX IE */
|
|
#define IEEE802159_MPX_TRANSFER_TYPE_MASK 0x07
|
|
#define IEEE802159_MPX_TRANSACTION_ID_MASK 0xf8
|
|
#define IEEE802159_MPX_TRANSACTION_ID_SHIFT 0x03
|
|
/* IEEE 802.15.9 Table 19 */
|
|
#define IEEE802159_MPX_FULL_FRAME 0
|
|
#define IEEE802159_MPX_FULL_FRAME_NO_MUXID 1
|
|
#define IEEE802159_MPX_NON_LAST_FRAGMENT 2
|
|
#define IEEE802159_MPX_LAST_FRAGMENT 4
|
|
#define IEEE802159_MPX_ABORT 6
|
|
/* IEEE 802.15.9 Table 20 */
|
|
#define IEEE802159_MPX_MULTIPLEX_ID_KMP 1
|
|
#define IEEE802159_MPX_MULTIPLEX_ID_WISUN 2
|
|
/* IEEE 802.15.9 Table 21 */
|
|
#define IEEE802159_MPX_KMP_ID_IEEE8021X 1
|
|
#define IEEE802159_MPX_KMP_ID_HIP 2
|
|
#define IEEE802159_MPX_KMP_ID_IKEV2 3
|
|
#define IEEE802159_MPX_KMP_ID_PANA 4
|
|
#define IEEE802159_MPX_KMP_ID_DRAGONFLY 5
|
|
#define IEEE802159_MPX_KMP_ID_IEEE80211_4WH 6
|
|
#define IEEE802159_MPX_KMP_ID_IEEE80211_GKH 7
|
|
#define IEEE802159_MPX_KMP_ID_ETSI_TS_102_887_2 8
|
|
#define IEEE802159_MPX_KMP_ID_VENDOR_SPECIFIC 255
|
|
/* Wi-SUN MPX Sub-ID values. */
|
|
#define IEEE802159_MPX_WISUN_SUBID_MHDS 0
|
|
#define IEEE802159_MPX_WISUN_SUBID_6LOWPAN 1
|
|
#define IEEE802159_MPX_WISUN_SUBID_SECURITY 2
|
|
|
|
/* Structure containing information regarding all necessary packet fields. */
|
|
typedef struct {
|
|
/* Frame control field. */
|
|
gint32 version;
|
|
gint32 frame_type;
|
|
gint32 dst_addr_mode;
|
|
gint32 src_addr_mode;
|
|
gboolean security_enable;
|
|
gboolean frame_pending;
|
|
gboolean ack_request;
|
|
gboolean pan_id_compression;
|
|
gboolean seqno_suppression;
|
|
gboolean ie_present;
|
|
guint8 seqno;
|
|
/* Determined during processing of Header IE*/
|
|
gboolean payload_ie_present;
|
|
/* Addressing Info. */
|
|
guint16 dst_pan;
|
|
guint16 src_pan;
|
|
guint16 dst16;
|
|
guint64 dst64;
|
|
guint16 src16;
|
|
guint64 src64;
|
|
|
|
/* Security Info. */
|
|
ieee802154_security_level security_level;
|
|
ieee802154_key_id_mode key_id_mode;
|
|
gboolean frame_counter_suppression; /* 802.15.4-2015 */
|
|
guint32 frame_counter;
|
|
guint8 key_sequence_counter; /* Only for 802.15.4-2003 security suite with encryption */
|
|
|
|
union {
|
|
guint32 addr32;
|
|
guint64 addr64;
|
|
} key_source;
|
|
guint8 key_index;
|
|
|
|
/* Command ID (only if frame_type == 0x3) */
|
|
guint8 command_id;
|
|
GHashTable *short_table;
|
|
} ieee802154_packet;
|
|
|
|
/* Structure for two-way mapping table */
|
|
typedef struct {
|
|
GHashTable *long_table;
|
|
GHashTable *short_table;
|
|
} ieee802154_map_tab_t;
|
|
|
|
/* Key used by the short address hash table. */
|
|
typedef struct {
|
|
guint16 pan;
|
|
guint16 addr;
|
|
} ieee802154_short_addr;
|
|
|
|
/* Key used by the long address hash table. */
|
|
typedef struct {
|
|
guint64 addr;
|
|
} ieee802154_long_addr;
|
|
|
|
/* A mapping record for a frame, pointed to by hash table */
|
|
typedef struct {
|
|
const char *proto; /* name of protocol that created this record */
|
|
guint start_fnum;
|
|
guint end_fnum;
|
|
guint64 addr64;
|
|
/*guint32 frame_counter; TODO for frame counter sequence checks. */
|
|
} ieee802154_map_rec;
|
|
|
|
#define IEEE802154_USER_MAPPING 0
|
|
|
|
typedef struct {
|
|
guint16 src_pan;
|
|
guint16 src16;
|
|
guint16 dst16;
|
|
ieee802154_map_rec *map_rec;
|
|
void *packet;
|
|
} ieee802154_hints_t;
|
|
|
|
typedef enum {
|
|
DECRYPT_PACKET_SUCCEEDED,
|
|
DECRYPT_NOT_ENCRYPTED,
|
|
DECRYPT_FRAME_COUNTER_SUPPRESSION_UNSUPPORTED,
|
|
DECRYPT_PACKET_TOO_SMALL,
|
|
DECRYPT_PACKET_NO_EXT_SRC_ADDR,
|
|
DECRYPT_PACKET_NO_KEY,
|
|
DECRYPT_PACKET_DECRYPT_FAILED,
|
|
DECRYPT_PACKET_MIC_CHECK_FAILED
|
|
} ieee802154_decrypt_status;
|
|
|
|
/* UAT key structure. */
|
|
typedef struct {
|
|
gchar *pref_key;
|
|
guint key_index;
|
|
ieee802154_key_hash hash_type;
|
|
guint8 key[IEEE802154_CIPHER_SIZE];
|
|
guint8 mle_key[IEEE802154_CIPHER_SIZE];
|
|
} ieee802154_key_t;
|
|
|
|
/* */
|
|
void dissect_ieee802154_superframe (tvbuff_t *, packet_info *, proto_tree *, guint *);
|
|
void dissect_ieee802154_gtsinfo (tvbuff_t *, packet_info *, proto_tree *, guint *);
|
|
void dissect_ieee802154_pendaddr (tvbuff_t *, packet_info *, proto_tree *, guint *);
|
|
void dissect_ieee802154_aux_sec_header_and_key(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, ieee802154_packet *packet, guint *offset);
|
|
void ccm_init_block(gchar *block, gboolean adata, gint M, guint64 addr, guint32 frame_counter, guint8 level, gint ctr_val, const gchar *generic_nonce);
|
|
gboolean ccm_ctr_encrypt(const gchar *key, const gchar *iv, gchar *mic, gchar *data, gint length);
|
|
gboolean ccm_cbc_mac(const gchar *key, const gchar *iv, const gchar *a, gint a_len, const gchar *m, gint m_len, gchar *mic);
|
|
|
|
proto_tree *ieee802154_create_hie_tree(tvbuff_t *tvb, proto_tree *tree, int hf, gint ett);
|
|
proto_tree *ieee802154_create_pie_tree(tvbuff_t *tvb, proto_tree *tree, int hf, gint ett);
|
|
|
|
|
|
/** Even if the FCF Security Enabled flag is set, there is no auxiliary security header present (used by Wi-SUN Netricity) */
|
|
#define IEEE802154_DISSECT_HEADER_OPTION_NO_AUX_SEC_HDR (1 << 1)
|
|
/**
|
|
* Dissect the IEEE 802.15.4 header starting from the FCF up to and including the Header IEs (the non-encrypted part)
|
|
* @param tvb the IEEE 802.15.4 frame
|
|
* @param pinfo packet info of the currently processed packet
|
|
* @param tree current protocol tree
|
|
* @param options bitmask of IEEE802154_DISSECT_HEADER_OPTION_XX flags
|
|
* @param[out] created_header_tree will be set to the tree created for the header
|
|
* @param[out] parsed_info will be set to the (wmem allocated) IEEE 802.15.4 packet information
|
|
* @return the MHR length or 0 if an error occurred
|
|
*/
|
|
guint ieee802154_dissect_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint options, proto_tree **created_header_tree, ieee802154_packet **parsed_info);
|
|
|
|
/**
|
|
* Decrypt the IEEE 802.15.4 payload starting from the Payload IEs
|
|
*
|
|
* If the packet is not encrypted, just return the payload.
|
|
* @param tvb the IEEE 802.15.4 frame
|
|
* @param mhr_len the size of the IEEE 802.15.4 header (MHR)
|
|
* @param pinfo packet info of the currently processed packet
|
|
* @param ieee802154_tree the tree for the IEEE 802.15.4 header/protocol
|
|
* @param packet the IEEE 802.15.4 packet information
|
|
* @return the plaintext payload or NULL if decryption failed
|
|
*/
|
|
tvbuff_t* ieee802154_decrypt_payload(tvbuff_t *tvb, guint mhr_len, packet_info *pinfo, proto_tree *ieee802154_tree, ieee802154_packet *packet);
|
|
|
|
/**
|
|
* Dissect the IEEE 802.15.4 Payload IEs (if present)
|
|
* @param tvb the (decrypted) IEEE 802.15.4 payload
|
|
* @param pinfo packet info of the currently processed packet
|
|
* @param ieee802154_tree the tree for the IEEE 802.15.4 header/protocol
|
|
* @param packet the IEEE 802.15.4 packet information
|
|
* @return the number of bytes dissected
|
|
*/
|
|
guint ieee802154_dissect_payload_ies(tvbuff_t *tvb, packet_info *pinfo, proto_tree *ieee802154_tree, ieee802154_packet *packet);
|
|
|
|
/**
|
|
* Dissect the IEEE 802.15.4 frame payload (after the Payload IEs)
|
|
* @param tvb the (decrypted) IEEE 802.15.4 frame payload (after the Payload IEs)
|
|
* @param pinfo packet info of the currently processed packet
|
|
* @param ieee802154_tree the tree for the IEEE 802.15.4 header/protocol
|
|
* @param packet the IEEE 802.15.4 packet information
|
|
* @param fcs_ok set to FALSE if the FCS verification failed, which is used to suppress some further processing
|
|
* @return the number of bytes dissected
|
|
*/
|
|
guint ieee802154_dissect_frame_payload(tvbuff_t *tvb, packet_info *pinfo, proto_tree *ieee802154_tree, ieee802154_packet *packet, gboolean fcs_ok);
|
|
|
|
|
|
/* Results for the decryption */
|
|
typedef struct {
|
|
/* Set by decrypt_ieee802154_payload */
|
|
unsigned char *key; // not valid after return of decrypt_ieee802154_payload
|
|
guint key_number;
|
|
/* Set by the ieee802154_decrypt_func */
|
|
unsigned char* rx_mic;
|
|
guint* rx_mic_length;
|
|
guint aux_offset;
|
|
guint aux_length;
|
|
ieee802154_decrypt_status* status;
|
|
} ieee802154_decrypt_info_t;
|
|
|
|
/** Fill key and alt_key based on the provided information from the frame and an IEEE 802.15.4 preference table entry
|
|
* and return the number of keys set (0: none, 1: just key, 2: key and alt_key) */
|
|
typedef guint (*ieee802154_set_key_func) (ieee802154_packet *packet, unsigned char *key, unsigned char *alt_key, ieee802154_key_t *uat_key);
|
|
/** Decrypt the payload with the provided information */
|
|
typedef tvbuff_t* (*ieee802154_decrypt_func) (tvbuff_t *, guint, packet_info *, ieee802154_packet *, ieee802154_decrypt_info_t*);
|
|
/** Loop over the keys specified in the IEEE 802.15.4 preferences, try to use them with the specified set_key_func
|
|
* and try to decrypt with the specified decrypt_func
|
|
*/
|
|
tvbuff_t *decrypt_ieee802154_payload(tvbuff_t *tvb, guint offset, packet_info *pinfo, proto_tree *key_tree, ieee802154_packet *packet,
|
|
ieee802154_decrypt_info_t *decrypt_info, ieee802154_set_key_func set_key_func, ieee802154_decrypt_func decrypt_func);
|
|
|
|
|
|
extern void register_ieee802154_mac_key_hash_handler(guint hash_identifier, ieee802154_set_key_func key_func);
|
|
|
|
/* Short to Extended Address Prototypes */
|
|
extern ieee802154_map_rec *ieee802154_addr_update(ieee802154_map_tab_t *, guint16, guint16, guint64,
|
|
const char *, guint);
|
|
extern guint ieee802154_short_addr_hash(gconstpointer);
|
|
extern guint ieee802154_long_addr_hash(gconstpointer key);
|
|
extern gboolean ieee802154_short_addr_equal(gconstpointer, gconstpointer);
|
|
extern gboolean ieee802154_long_addr_equal(gconstpointer a, gconstpointer b);
|
|
|
|
extern gboolean ieee802154_short_addr_invalidate(guint16, guint16, guint);
|
|
extern gboolean ieee802154_long_addr_invalidate(guint64, guint);
|
|
|
|
extern ieee802154_map_tab_t ieee802154_map;
|
|
|
|
extern const value_string ieee802154_mpx_kmp_id_vals[];
|
|
|
|
#endif /* PACKET_IEEE802154_H */
|