mgmt.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *  BlueZ - Bluetooth protocol stack for Linux
 *
 *  Copyright (C) 2010  Nokia Corporation
 *  Copyright (C) 2010  Marcel Holtmann <marcel@holtmann.org>
 *
 *
 */

#ifndef __packed
#define __packed __attribute__((packed))
#endif

#define MGMT_INDEX_NONE         0xFFFF

#define MGMT_STATUS_SUCCESS     0x00
#define MGMT_STATUS_UNKNOWN_COMMAND 0x01
#define MGMT_STATUS_NOT_CONNECTED   0x02
#define MGMT_STATUS_FAILED      0x03
#define MGMT_STATUS_CONNECT_FAILED  0x04
#define MGMT_STATUS_AUTH_FAILED     0x05
#define MGMT_STATUS_NOT_PAIRED      0x06
#define MGMT_STATUS_NO_RESOURCES    0x07
#define MGMT_STATUS_TIMEOUT     0x08
#define MGMT_STATUS_ALREADY_CONNECTED   0x09
#define MGMT_STATUS_BUSY        0x0a
#define MGMT_STATUS_REJECTED        0x0b
#define MGMT_STATUS_NOT_SUPPORTED   0x0c
#define MGMT_STATUS_INVALID_PARAMS  0x0d
#define MGMT_STATUS_DISCONNECTED    0x0e
#define MGMT_STATUS_NOT_POWERED     0x0f
#define MGMT_STATUS_CANCELLED       0x10
#define MGMT_STATUS_INVALID_INDEX   0x11
#define MGMT_STATUS_RFKILLED        0x12
#define MGMT_STATUS_ALREADY_PAIRED  0x13
#define MGMT_STATUS_PERMISSION_DENIED   0x14

struct mgmt_hdr {
    uint16_t opcode;
    uint16_t index;
    uint16_t len;
} __packed;
#define MGMT_HDR_SIZE   6

struct mgmt_tlv {
    uint16_t type;
    uint8_t  length;
    uint8_t  value[];
} __packed;

struct mgmt_addr_info {
    bdaddr_t bdaddr;
    uint8_t type;
} __packed;

#define MGMT_OP_READ_VERSION        0x0001
struct mgmt_rp_read_version {
    uint8_t version;
    uint16_t revision;
} __packed;

#define MGMT_OP_READ_COMMANDS       0x0002
struct mgmt_rp_read_commands {
    uint16_t num_commands;
    uint16_t num_events;
    uint16_t opcodes[0];
} __packed;

#define MGMT_OP_READ_INDEX_LIST     0x0003
struct mgmt_rp_read_index_list {
    uint16_t num_controllers;
    uint16_t index[0];
} __packed;

/* Reserve one extra byte for names in management messages so that they
 * are always guaranteed to be nul-terminated */
#define MGMT_MAX_NAME_LENGTH        (248 + 1)
#define MGMT_MAX_SHORT_NAME_LENGTH  (10 + 1)

#define MGMT_SETTING_POWERED        0x00000001
#define MGMT_SETTING_CONNECTABLE    0x00000002
#define MGMT_SETTING_FAST_CONNECTABLE   0x00000004
#define MGMT_SETTING_DISCOVERABLE   0x00000008
#define MGMT_SETTING_BONDABLE       0x00000010
#define MGMT_SETTING_LINK_SECURITY  0x00000020
#define MGMT_SETTING_SSP        0x00000040
#define MGMT_SETTING_BREDR      0x00000080
#define MGMT_SETTING_HS         0x00000100
#define MGMT_SETTING_LE         0x00000200
#define MGMT_SETTING_ADVERTISING    0x00000400
#define MGMT_SETTING_SECURE_CONN    0x00000800
#define MGMT_SETTING_DEBUG_KEYS     0x00001000
#define MGMT_SETTING_PRIVACY        0x00002000
#define MGMT_SETTING_CONFIGURATION  0x00004000
#define MGMT_SETTING_STATIC_ADDRESS 0x00008000
#define MGMT_SETTING_PHY_CONFIGURATION  0x00010000
#define MGMT_SETTING_WIDEBAND_SPEECH    0x00020000

#define MGMT_OP_READ_INFO       0x0004
struct mgmt_rp_read_info {
    bdaddr_t bdaddr;
    uint8_t version;
    uint16_t manufacturer;
    uint32_t supported_settings;
    uint32_t current_settings;
    uint8_t dev_class[3];
    uint8_t name[MGMT_MAX_NAME_LENGTH];
    uint8_t short_name[MGMT_MAX_SHORT_NAME_LENGTH];
} __packed;

struct mgmt_mode {
    uint8_t val;
} __packed;

struct mgmt_cod {
    uint8_t val[3];
} __packed;

#define MGMT_OP_SET_POWERED     0x0005

#define MGMT_OP_SET_DISCOVERABLE    0x0006
struct mgmt_cp_set_discoverable {
    uint8_t val;
    uint16_t timeout;
} __packed;

#define MGMT_OP_SET_CONNECTABLE     0x0007

#define MGMT_OP_SET_FAST_CONNECTABLE    0x0008

#define MGMT_OP_SET_BONDABLE        0x0009

#define MGMT_OP_SET_LINK_SECURITY   0x000A

#define MGMT_OP_SET_SSP         0x000B

#define MGMT_OP_SET_HS          0x000C

#define MGMT_OP_SET_LE          0x000D

#define MGMT_OP_SET_DEV_CLASS       0x000E
struct mgmt_cp_set_dev_class {
    uint8_t major;
    uint8_t minor;
} __packed;

#define MGMT_OP_SET_LOCAL_NAME      0x000F
struct mgmt_cp_set_local_name {
    uint8_t name[MGMT_MAX_NAME_LENGTH];
    uint8_t short_name[MGMT_MAX_SHORT_NAME_LENGTH];
} __packed;

#define MGMT_OP_ADD_UUID        0x0010
struct mgmt_cp_add_uuid {
    uint8_t uuid[16];
    uint8_t svc_hint;
} __packed;

#define MGMT_OP_REMOVE_UUID     0x0011
struct mgmt_cp_remove_uuid {
    uint8_t uuid[16];
} __packed;

struct mgmt_link_key_info {
    struct mgmt_addr_info addr;
    uint8_t type;
    uint8_t val[16];
    uint8_t pin_len;
} __packed;

#define MGMT_OP_LOAD_LINK_KEYS      0x0012
struct mgmt_cp_load_link_keys {
    uint8_t debug_keys;
    uint16_t key_count;
    struct mgmt_link_key_info keys[0];
} __packed;

struct mgmt_ltk_info {
    struct mgmt_addr_info addr;
    uint8_t type;
    uint8_t central;
    uint8_t enc_size;
    uint16_t ediv;
    uint64_t rand;
    uint8_t val[16];
} __packed;

#define MGMT_OP_LOAD_LONG_TERM_KEYS 0x0013
struct mgmt_cp_load_long_term_keys {
    uint16_t key_count;
    struct mgmt_ltk_info keys[0];
} __packed;

#define MGMT_OP_DISCONNECT      0x0014
struct mgmt_cp_disconnect {
    struct mgmt_addr_info addr;
} __packed;
struct mgmt_rp_disconnect {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_GET_CONNECTIONS     0x0015
struct mgmt_rp_get_connections {
    uint16_t conn_count;
    struct mgmt_addr_info addr[0];
} __packed;

#define MGMT_OP_PIN_CODE_REPLY      0x0016
struct mgmt_cp_pin_code_reply {
    struct mgmt_addr_info addr;
    uint8_t pin_len;
    uint8_t pin_code[16];
} __packed;

#define MGMT_OP_PIN_CODE_NEG_REPLY  0x0017
struct mgmt_cp_pin_code_neg_reply {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_SET_IO_CAPABILITY   0x0018
struct mgmt_cp_set_io_capability {
    uint8_t io_capability;
} __packed;

#define MGMT_OP_PAIR_DEVICE     0x0019
struct mgmt_cp_pair_device {
    struct mgmt_addr_info addr;
    uint8_t io_cap;
} __packed;
struct mgmt_rp_pair_device {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_CANCEL_PAIR_DEVICE  0x001A

#define MGMT_OP_UNPAIR_DEVICE       0x001B
struct mgmt_cp_unpair_device {
    struct mgmt_addr_info addr;
    uint8_t disconnect;
} __packed;
struct mgmt_rp_unpair_device {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_USER_CONFIRM_REPLY  0x001C
struct mgmt_cp_user_confirm_reply {
    struct mgmt_addr_info addr;
} __packed;
struct mgmt_rp_user_confirm_reply {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_USER_CONFIRM_NEG_REPLY  0x001D

#define MGMT_OP_USER_PASSKEY_REPLY  0x001E
struct mgmt_cp_user_passkey_reply {
    struct mgmt_addr_info addr;
    uint32_t passkey;
} __packed;
struct mgmt_rp_user_passkey_reply {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_USER_PASSKEY_NEG_REPLY  0x001F
struct mgmt_cp_user_passkey_neg_reply {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_READ_LOCAL_OOB_DATA 0x0020
struct mgmt_rp_read_local_oob_data {
    uint8_t hash192[16];
    uint8_t rand192[16];
    uint8_t hash256[16];
    uint8_t rand256[16];
} __packed;

#define MGMT_OP_ADD_REMOTE_OOB_DATA 0x0021
struct mgmt_cp_add_remote_oob_data {
    struct mgmt_addr_info addr;
    uint8_t hash192[16];
    uint8_t rand192[16];
    uint8_t hash256[16];
    uint8_t rand256[16];
} __packed;

#define MGMT_OP_REMOVE_REMOTE_OOB_DATA  0x0022
struct mgmt_cp_remove_remote_oob_data {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_START_DISCOVERY     0x0023
struct mgmt_cp_start_discovery {
    uint8_t type;
} __packed;

#define MGMT_OP_STOP_DISCOVERY      0x0024
struct mgmt_cp_stop_discovery {
    uint8_t type;
} __packed;

#define MGMT_OP_CONFIRM_NAME        0x0025
struct mgmt_cp_confirm_name {
    struct mgmt_addr_info addr;
    uint8_t name_known;
} __packed;
struct mgmt_rp_confirm_name {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_BLOCK_DEVICE        0x0026
struct mgmt_cp_block_device {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_UNBLOCK_DEVICE      0x0027
struct mgmt_cp_unblock_device {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_SET_DEVICE_ID       0x0028
struct mgmt_cp_set_device_id {
    uint16_t source;
    uint16_t vendor;
    uint16_t product;
    uint16_t version;
} __packed;

#define MGMT_OP_SET_ADVERTISING     0x0029

#define MGMT_OP_SET_BREDR       0x002A

#define MGMT_OP_SET_STATIC_ADDRESS  0x002B
struct mgmt_cp_set_static_address {
    bdaddr_t bdaddr;
} __packed;

#define MGMT_OP_SET_SCAN_PARAMS     0x002C
struct mgmt_cp_set_scan_params {
    uint16_t interval;
    uint16_t window;
} __packed;

#define MGMT_OP_SET_SECURE_CONN     0x002D

#define MGMT_OP_SET_DEBUG_KEYS      0x002E

struct mgmt_irk_info {
    struct mgmt_addr_info addr;
    uint8_t val[16];
} __packed;

#define MGMT_OP_SET_PRIVACY     0x002F
struct mgmt_cp_set_privacy {
    uint8_t privacy;
    uint8_t irk[16];
} __packed;

#define MGMT_OP_LOAD_IRKS       0x0030
struct mgmt_cp_load_irks {
    uint16_t irk_count;
    struct mgmt_irk_info irks[0];
} __packed;

#define MGMT_OP_GET_CONN_INFO       0x0031
struct mgmt_cp_get_conn_info {
    struct mgmt_addr_info addr;
} __packed;
struct mgmt_rp_get_conn_info {
    struct mgmt_addr_info addr;
    int8_t rssi;
    int8_t tx_power;
    int8_t max_tx_power;
} __packed;

#define MGMT_OP_GET_CLOCK_INFO      0x0032
struct mgmt_cp_get_clock_info {
    struct mgmt_addr_info addr;
} __packed;
struct mgmt_rp_get_clock_info {
    struct mgmt_addr_info addr;
    uint32_t  local_clock;
    uint32_t  piconet_clock;
    uint16_t  accuracy;
} __packed;

#define MGMT_OP_ADD_DEVICE      0x0033
struct mgmt_cp_add_device {
    struct mgmt_addr_info addr;
    uint8_t action;
} __packed;
struct mgmt_rp_add_device {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_OP_REMOVE_DEVICE       0x0034
struct mgmt_cp_remove_device {
    struct mgmt_addr_info addr;
} __packed;
struct mgmt_rp_remove_device {
    struct mgmt_addr_info addr;
} __packed;

struct mgmt_conn_param {
    struct mgmt_addr_info addr;
    uint16_t min_interval;
    uint16_t max_interval;
    uint16_t latency;
    uint16_t timeout;
} __packed;

#define MGMT_OP_LOAD_CONN_PARAM     0x0035
struct mgmt_cp_load_conn_param {
    uint16_t param_count;
    struct mgmt_conn_param params[0];
} __packed;

#define MGMT_OP_READ_UNCONF_INDEX_LIST  0x0036
struct mgmt_rp_read_unconf_index_list {
    uint16_t num_controllers;
    uint16_t index[0];
} __packed;

#define MGMT_OPTION_EXTERNAL_CONFIG 0x00000001
#define MGMT_OPTION_PUBLIC_ADDRESS  0x00000002

#define MGMT_OP_READ_CONFIG_INFO    0x0037
struct mgmt_rp_read_config_info {
    uint16_t manufacturer;
    uint32_t supported_options;
    uint32_t missing_options;
} __packed;

#define MGMT_OP_SET_EXTERNAL_CONFIG 0x0038
struct mgmt_cp_set_external_config {
    uint8_t config;
} __packed;

#define MGMT_OP_SET_PUBLIC_ADDRESS  0x0039
struct mgmt_cp_set_public_address {
    bdaddr_t bdaddr;
} __packed;

#define MGMT_OP_START_SERVICE_DISCOVERY     0x003A
struct mgmt_cp_start_service_discovery {
    uint8_t type;
    int8_t rssi;
    uint16_t uuid_count;
    uint8_t uuids[0][16];
} __packed;

#define MGMT_OP_READ_LOCAL_OOB_EXT_DATA 0x003B
struct mgmt_cp_read_local_oob_ext_data {
    uint8_t  type;
} __packed;
struct mgmt_rp_read_local_oob_ext_data {
    uint8_t  type;
    uint16_t eir_len;
    uint8_t  eir[0];
} __packed;

#define MGMT_OP_READ_EXT_INDEX_LIST 0x003C
struct mgmt_rp_read_ext_index_list {
    uint16_t num_controllers;
    struct {
        uint16_t index;
        uint8_t type;
        uint8_t bus;
    } entry[0];
} __packed;

#define MGMT_OP_READ_ADV_FEATURES   0x003D
struct mgmt_rp_read_adv_features {
    uint32_t supported_flags;
    uint8_t  max_adv_data_len;
    uint8_t  max_scan_rsp_len;
    uint8_t  max_instances;
    uint8_t  num_instances;
    uint8_t  instance[0];
} __packed;

#define MGMT_OP_ADD_ADVERTISING     0x003E
struct mgmt_cp_add_advertising {
    uint8_t  instance;
    uint32_t flags;
    uint16_t duration;
    uint16_t timeout;
    uint8_t  adv_data_len;
    uint8_t  scan_rsp_len;
    uint8_t  data[0];
} __packed;
struct mgmt_rp_add_advertising {
    uint8_t instance;
} __packed;

#define MGMT_ADV_FLAG_CONNECTABLE   (1 << 0)
#define MGMT_ADV_FLAG_DISCOV        (1 << 1)
#define MGMT_ADV_FLAG_LIMITED_DISCOV    (1 << 2)
#define MGMT_ADV_FLAG_MANAGED_FLAGS (1 << 3)
#define MGMT_ADV_FLAG_TX_POWER      (1 << 4)
#define MGMT_ADV_FLAG_APPEARANCE    (1 << 5)
#define MGMT_ADV_FLAG_LOCAL_NAME    (1 << 6)
#define MGMT_ADV_FLAG_SEC_1M        (1 << 7)
#define MGMT_ADV_FLAG_SEC_2M        (1 << 8)
#define MGMT_ADV_FLAG_SEC_CODED     (1 << 9)
#define MGMT_ADV_FLAG_CAN_SET_TX_POWER  (1 << 10)
#define MGMT_ADV_FLAG_HW_OFFLOAD    (1 << 11)
#define MGMT_ADV_PARAM_DURATION     (1 << 12)
#define MGMT_ADV_PARAM_TIMEOUT      (1 << 13)
#define MGMT_ADV_PARAM_INTERVALS    (1 << 14)
#define MGMT_ADV_PARAM_TX_POWER     (1 << 15)
#define MGMT_ADV_PARAM_SCAN_RSP     (1 << 16)

#define MGMT_OP_REMOVE_ADVERTISING  0x003F
struct mgmt_cp_remove_advertising {
    uint8_t instance;
} __packed;
#define MGMT_REMOVE_ADVERTISING_SIZE    1
struct mgmt_rp_remove_advertising {
    uint8_t instance;
} __packed;

#define MGMT_OP_GET_ADV_SIZE_INFO   0x0040
struct mgmt_cp_get_adv_size_info {
    uint8_t  instance;
    uint32_t flags;
} __packed;
#define MGMT_GET_ADV_SIZE_INFO_SIZE 5
struct mgmt_rp_get_adv_size_info {
    uint8_t  instance;
    uint32_t flags;
    uint8_t  max_adv_data_len;
    uint8_t  max_scan_rsp_len;
} __packed;

#define MGMT_OP_START_LIMITED_DISCOVERY 0x0041

#define MGMT_OP_READ_EXT_INFO       0x0042
struct mgmt_rp_read_ext_info {
    bdaddr_t bdaddr;
    uint8_t version;
    uint16_t manufacturer;
    uint32_t supported_settings;
    uint32_t current_settings;
    uint16_t eir_len;
    uint8_t  eir[0];
} __packed;

#define MGMT_OP_SET_APPEARANCE      0x0043
struct mgmt_cp_set_appearance {
    uint16_t appearance;
} __packed;

#define MGMT_OP_GET_PHY_CONFIGURATION   0x0044
struct mgmt_rp_get_phy_confguration {
    uint32_t    supported_phys;
    uint32_t    configurable_phys;
    uint32_t    selected_phys;
} __packed;

#define MGMT_PHY_BR_1M_1SLOT    0x00000001
#define MGMT_PHY_BR_1M_3SLOT    0x00000002
#define MGMT_PHY_BR_1M_5SLOT    0x00000004
#define MGMT_PHY_EDR_2M_1SLOT   0x00000008
#define MGMT_PHY_EDR_2M_3SLOT   0x00000010
#define MGMT_PHY_EDR_2M_5SLOT   0x00000020
#define MGMT_PHY_EDR_3M_1SLOT   0x00000040
#define MGMT_PHY_EDR_3M_3SLOT   0x00000080
#define MGMT_PHY_EDR_3M_5SLOT   0x00000100
#define MGMT_PHY_LE_1M_TX       0x00000200
#define MGMT_PHY_LE_1M_RX       0x00000400
#define MGMT_PHY_LE_2M_TX       0x00000800
#define MGMT_PHY_LE_2M_RX       0x00001000
#define MGMT_PHY_LE_CODED_TX    0x00002000
#define MGMT_PHY_LE_CODED_RX    0x00004000

#define MGMT_PHY_LE_TX_MASK (MGMT_PHY_LE_1M_TX | MGMT_PHY_LE_2M_TX | \
                 MGMT_PHY_LE_CODED_TX)
#define MGMT_PHY_LE_RX_MASK (MGMT_PHY_LE_1M_RX | MGMT_PHY_LE_2M_RX | \
                 MGMT_PHY_LE_CODED_RX)

#define MGMT_OP_SET_PHY_CONFIGURATION   0x0045
struct mgmt_cp_set_phy_confguration {
    uint32_t    selected_phys;
} __packed;

#define MGMT_OP_SET_BLOCKED_KEYS    0x0046

#define MGMT_OP_SET_WIDEBAND_SPEECH 0x0047

#define HCI_BLOCKED_KEY_TYPE_LINKKEY    0x00
#define HCI_BLOCKED_KEY_TYPE_LTK    0x01
#define HCI_BLOCKED_KEY_TYPE_IRK    0x02

struct mgmt_blocked_key_info {
    uint8_t type;
    uint8_t val[16];
} __packed;

struct mgmt_cp_set_blocked_keys {
    uint16_t key_count;
    struct mgmt_blocked_key_info keys[0];
} __packed;

#define MGMT_CAP_SEC_FLAGS      0x01
#define MGMT_CAP_MAX_ENC_KEY_SIZE   0x02
#define MGMT_CAP_SMP_MAX_ENC_KEY_SIZE   0x03
#define MGMT_CAP_LE_TX_PWR      0x04

#define MGMT_OP_READ_CONTROLLER_CAP 0x0048
#define MGMT_READ_CONTROLLER_CAP_SIZE   0
struct mgmt_rp_read_controller_cap {
    uint16_t cap_len;
    uint8_t cap[0];
} __packed;

#define MGMT_OP_READ_EXP_FEATURES_INFO  0x0049
struct mgmt_rp_read_exp_features_info {
    uint16_t feature_count;
    struct {
        uint8_t  uuid[16];
        uint32_t flags;
    } features[];
} __packed;

#define MGMT_OP_SET_EXP_FEATURE     0x004a
struct mgmt_cp_set_exp_feature {
    uint8_t  uuid[16];
    uint8_t  action;
} __packed;
#define MGMT_SET_EXP_FEATURE_SIZE   17
struct mgmt_rp_set_exp_feature {
    uint8_t  uuid[16];
    uint32_t flags;
} __packed;

#define MGMT_OP_READ_DEF_SYSTEM_CONFIG  0x004b
struct mgmt_rp_read_default_system_config {
    uint8_t parameters[0]; /* mgmt_tlv */
} __packed;

#define MGMT_OP_SET_DEF_SYSTEM_CONFIG   0x004c
struct mgmt_cp_set_default_system_config {
    uint8_t parameters[0]; /* mgmt_tlv */
} __packed;

#define MGMT_OP_READ_DEF_RUNTIME_CONFIG 0x004d
struct mgmt_rp_read_default_runtime_config {
    uint8_t parameters[0]; /* mgmt_tlv */
} __packed;

#define MGMT_OP_SET_DEF_RUNTIME_CONFIG  0x004e
struct mgmt_cp_set_default_runtime_config {
    uint8_t parameters[0]; /* mgmt_tlv */
} __packed;

#define MGMT_OP_GET_DEVICE_FLAGS    0x004F
#define MGMT_GET_DEVICE_FLAGS_SIZE  7
struct mgmt_cp_get_device_flags {
    struct mgmt_addr_info addr;
} __packed;
struct mgmt_rp_get_device_flags {
    struct mgmt_addr_info addr;
    uint32_t supported_flags;
    uint32_t current_flags;
} __packed;

#define DEVICE_FLAG_REMOTE_WAKEUP   BIT(0)
#define DEVICE_FLAG_DEVICE_PRIVACY  BIT(1)

#define MGMT_OP_SET_DEVICE_FLAGS    0x0050
#define MGMT_SET_DEVICE_FLAGS_SIZE  11
struct mgmt_cp_set_device_flags {
    struct mgmt_addr_info addr;
    uint32_t current_flags;
} __packed;
struct mgmt_rp_set_device_flags {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_ADV_MONITOR_FEATURE_MASK_OR_PATTERNS   (1 << 0)

#define MGMT_OP_READ_ADV_MONITOR_FEATURES   0x0051
struct mgmt_rp_read_adv_monitor_features {
    uint32_t supported_features;
    uint32_t enabled_features;
    uint16_t max_num_handles;
    uint8_t max_num_patterns;
    uint16_t num_handles;
    uint16_t handles[0];
}  __packed;

struct mgmt_adv_pattern {
    uint8_t ad_type;
    uint8_t offset;
    uint8_t length;
    uint8_t value[31];
} __packed;

#define MGMT_OP_ADD_ADV_PATTERNS_MONITOR    0x0052
struct mgmt_cp_add_adv_monitor {
    uint8_t pattern_count;
    struct mgmt_adv_pattern patterns[0];
} __packed;
struct mgmt_rp_add_adv_patterns_monitor {
    uint16_t monitor_handle;
} __packed;

#define MGMT_OP_REMOVE_ADV_MONITOR      0x0053
struct mgmt_cp_remove_adv_monitor {
    uint16_t monitor_handle;
} __packed;
struct mgmt_rp_remove_adv_monitor {
    uint16_t monitor_handle;
} __packed;

#define MGMT_OP_ADD_EXT_ADV_PARAMS      0x0054
struct mgmt_cp_add_ext_adv_params {
    uint8_t     instance;
    uint32_t    flags;
    uint16_t    duration;
    uint16_t    timeout;
    uint32_t    min_interval;
    uint32_t    max_interval;
    int8_t      tx_power;
} __packed;
struct mgmt_rp_add_ext_adv_params {
    uint8_t instance;
    int8_t  tx_power;
    uint8_t max_adv_data_len;
    uint8_t max_scan_rsp_len;
} __packed;

#define MGMT_OP_ADD_EXT_ADV_DATA        0x0055
struct mgmt_cp_add_ext_adv_data {
    uint8_t instance;
    uint8_t adv_data_len;
    uint8_t scan_rsp_len;
    uint8_t data[0];
} __packed;
struct mgmt_rp_add_ext_adv_data {
    uint8_t instance;
} __packed;

struct mgmt_adv_rssi_thresholds {
    int8_t   high_threshold;
    uint16_t high_threshold_timeout;
    int8_t   low_threshold;
    uint16_t low_threshold_timeout;
    uint8_t  sampling_period;
} __packed;

#define MGMT_OP_ADD_ADV_PATTERNS_MONITOR_RSSI   0x0056
struct mgmt_cp_add_adv_patterns_monitor_rssi {
    struct mgmt_adv_rssi_thresholds rssi;
    uint8_t pattern_count;
    struct mgmt_adv_pattern patterns[0];
} __packed;

#define MGMT_EV_CMD_COMPLETE        0x0001
struct mgmt_ev_cmd_complete {
    uint16_t opcode;
    uint8_t status;
    uint8_t data[0];
} __packed;

#define MGMT_EV_CMD_STATUS      0x0002
struct mgmt_ev_cmd_status {
    uint16_t opcode;
    uint8_t status;
} __packed;

#define MGMT_EV_CONTROLLER_ERROR    0x0003
struct mgmt_ev_controller_error {
    uint8_t error_code;
} __packed;

#define MGMT_EV_INDEX_ADDED     0x0004

#define MGMT_EV_INDEX_REMOVED       0x0005

#define MGMT_EV_NEW_SETTINGS        0x0006

#define MGMT_EV_CLASS_OF_DEV_CHANGED    0x0007
struct mgmt_ev_class_of_dev_changed {
    uint8_t dev_class[3];
} __packed;

#define MGMT_EV_LOCAL_NAME_CHANGED  0x0008
struct mgmt_ev_local_name_changed {
    uint8_t name[MGMT_MAX_NAME_LENGTH];
    uint8_t short_name[MGMT_MAX_SHORT_NAME_LENGTH];
} __packed;

#define MGMT_EV_NEW_LINK_KEY        0x0009
struct mgmt_ev_new_link_key {
    uint8_t store_hint;
    struct mgmt_link_key_info key;
} __packed;

#define MGMT_EV_NEW_LONG_TERM_KEY   0x000A
struct mgmt_ev_new_long_term_key {
    uint8_t store_hint;
    struct mgmt_ltk_info key;
} __packed;

#define MGMT_EV_DEVICE_CONNECTED    0x000B
struct mgmt_ev_device_connected {
    struct mgmt_addr_info addr;
    uint32_t flags;
    uint16_t eir_len;
    uint8_t eir[0];
} __packed;

#define MGMT_DEV_DISCONN_UNKNOWN    0x00
#define MGMT_DEV_DISCONN_TIMEOUT    0x01
#define MGMT_DEV_DISCONN_LOCAL_HOST 0x02
#define MGMT_DEV_DISCONN_REMOTE     0x03
#define MGMT_DEV_DISCONN_LOCAL_HOST_SUSPEND 0x05

#define MGMT_EV_DEVICE_DISCONNECTED 0x000C
struct mgmt_ev_device_disconnected {
    struct mgmt_addr_info addr;
    uint8_t reason;
} __packed;

#define MGMT_EV_CONNECT_FAILED      0x000D
struct mgmt_ev_connect_failed {
    struct mgmt_addr_info addr;
    uint8_t status;
} __packed;

#define MGMT_EV_PIN_CODE_REQUEST    0x000E
struct mgmt_ev_pin_code_request {
    struct mgmt_addr_info addr;
    uint8_t secure;
} __packed;

#define MGMT_EV_USER_CONFIRM_REQUEST    0x000F
struct mgmt_ev_user_confirm_request {
    struct mgmt_addr_info addr;
    uint8_t confirm_hint;
    uint32_t value;
} __packed;

#define MGMT_EV_USER_PASSKEY_REQUEST    0x0010
struct mgmt_ev_user_passkey_request {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_EV_AUTH_FAILED     0x0011
struct mgmt_ev_auth_failed {
    struct mgmt_addr_info addr;
    uint8_t status;
} __packed;

#define MGMT_DEV_FOUND_CONFIRM_NAME 0x01
#define MGMT_DEV_FOUND_LEGACY_PAIRING   0x02
#define MGMT_DEV_FOUND_NOT_CONNECTABLE  0x04

#define MGMT_EV_DEVICE_FOUND        0x0012
struct mgmt_ev_device_found {
    struct mgmt_addr_info addr;
    int8_t rssi;
    uint32_t flags;
    uint16_t eir_len;
    uint8_t eir[0];
} __packed;

#define MGMT_EV_DISCOVERING     0x0013
struct mgmt_ev_discovering {
    uint8_t type;
    uint8_t discovering;
} __packed;

#define MGMT_EV_DEVICE_BLOCKED      0x0014
struct mgmt_ev_device_blocked {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_EV_DEVICE_UNBLOCKED    0x0015
struct mgmt_ev_device_unblocked {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_EV_DEVICE_UNPAIRED     0x0016
struct mgmt_ev_device_unpaired {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_EV_PASSKEY_NOTIFY      0x0017
struct mgmt_ev_passkey_notify {
    struct mgmt_addr_info addr;
    uint32_t passkey;
    uint8_t entered;
} __packed;

#define MGMT_EV_NEW_IRK         0x0018
struct mgmt_ev_new_irk {
    uint8_t  store_hint;
    bdaddr_t rpa;
    struct mgmt_irk_info key;
} __packed;

struct mgmt_csrk_info {
    struct mgmt_addr_info addr;
    uint8_t type;
    uint8_t val[16];
} __packed;

#define MGMT_EV_NEW_CSRK        0x0019
struct mgmt_ev_new_csrk {
    uint8_t store_hint;
    struct mgmt_csrk_info key;
} __packed;

#define MGMT_EV_DEVICE_ADDED        0x001a
struct mgmt_ev_device_added {
    struct mgmt_addr_info addr;
    uint8_t action;
} __packed;

#define MGMT_EV_DEVICE_REMOVED      0x001b
struct mgmt_ev_device_removed {
    struct mgmt_addr_info addr;
} __packed;

#define MGMT_EV_NEW_CONN_PARAM      0x001c
struct mgmt_ev_new_conn_param {
    struct mgmt_addr_info addr;
    uint8_t store_hint;
    uint16_t min_interval;
    uint16_t max_interval;
    uint16_t latency;
    uint16_t timeout;
} __packed;

#define MGMT_EV_UNCONF_INDEX_ADDED  0x001d

#define MGMT_EV_UNCONF_INDEX_REMOVED    0x001e

#define MGMT_EV_NEW_CONFIG_OPTIONS  0x001f

#define MGMT_EV_EXT_INDEX_ADDED     0x0020
struct mgmt_ev_ext_index_added {
    uint8_t type;
    uint8_t bus;
} __packed;

#define MGMT_EV_EXT_INDEX_REMOVED   0x0021
struct mgmt_ev_ext_index_removed {
    uint8_t type;
    uint8_t bus;
} __packed;

#define MGMT_EV_LOCAL_OOB_DATA_UPDATED  0x0022
struct mgmt_ev_local_oob_data_updated {
    uint8_t  type;
    uint16_t eir_len;
    uint8_t  eir[0];
} __packed;

#define MGMT_EV_ADVERTISING_ADDED   0x0023
struct mgmt_ev_advertising_added {
    uint8_t instance;
} __packed;

#define MGMT_EV_ADVERTISING_REMOVED 0x0024
struct mgmt_ev_advertising_removed {
    uint8_t instance;
} __packed;

#define MGMT_EV_EXT_INFO_CHANGED    0x0025
struct mgmt_ev_ext_info_changed {
    uint16_t eir_len;
    uint8_t  eir[0];
} __packed;

#define MGMT_EV_PHY_CONFIGURATION_CHANGED   0x0026
struct mgmt_ev_phy_configuration_changed {
    uint16_t    selected_phys;
} __packed;

#define MGMT_EV_EXP_FEATURE_CHANGE  0x0027
struct mgmt_ev_exp_feature_changed {
    uint8_t  uuid[16];
    uint32_t flags;
} __packed;

#define MGMT_EV_DEVICE_FLAGS_CHANGED        0x002a
struct mgmt_ev_device_flags_changed {
    struct mgmt_addr_info addr;
    uint32_t supported_flags;
    uint32_t current_flags;
} __packed;

#define MGMT_EV_ADV_MONITOR_ADDED   0x002b
struct mgmt_ev_adv_monitor_added {
    uint16_t monitor_handle;
}  __packed;

#define MGMT_EV_ADV_MONITOR_REMOVED 0x002c
struct mgmt_ev_adv_monitor_removed {
    uint16_t monitor_handle;
}  __packed;

#define MGMT_EV_CONTROLLER_SUSPEND      0x002d
struct mgmt_ev_controller_suspend {
    uint8_t suspend_state;
} __packed;

#define MGMT_EV_CONTROLLER_RESUME       0x002e
struct mgmt_ev_controller_resume {
    struct mgmt_addr_info addr;
    uint8_t wake_reason;
} __packed;

static const char *mgmt_op[] = {
    "<0x0000>",
    "Read Version",
    "Read Commands",
    "Read Index List",
    "Read Controller Info",
    "Set Powered",
    "Set Discoverable",
    "Set Connectable",
    "Set Fast Connectable",         /* 0x0008 */
    "Set Bondable",
    "Set Link Security",
    "Set Secure Simple Pairing",
    "Set High Speed",
    "Set Low Energy",
    "Set Dev Class",
    "Set Local Name",
    "Add UUID",                 /* 0x0010 */
    "Remove UUID",
    "Load Link Keys",
    "Load Long Term Keys",
    "Disconnect",
    "Get Connections",
    "PIN Code Reply",
    "PIN Code Neg Reply",
    "Set IO Capability",                /* 0x0018 */
    "Pair Device",
    "Cancel Pair Device",
    "Unpair Device",
    "User Confirm Reply",
    "User Confirm Neg Reply",
    "User Passkey Reply",
    "User Passkey Neg Reply",
    "Read Local OOB Data",              /* 0x0020 */
    "Add Remote OOB Data",
    "Remove Remove OOB Data",
    "Start Discovery",
    "Stop Discovery",
    "Confirm Name",
    "Block Device",
    "Unblock Device",
    "Set Device ID",                /* 0x0028 */
    "Set Advertising",
    "Set BR/EDR",
    "Set Static Address",
    "Set Scan Parameters",
    "Set Secure Connections",
    "Set Debug Keys",
    "Set Privacy",
    "Load Identity Resolving Keys",         /* 0x0030 */
    "Get Connection Information",
    "Get Clock Information",
    "Add Device",
    "Remove Device",
    "Load Connection Parameters",
    "Read Unconfigured Index List",
    "Read Controller Configuration Information",
    "Set External Configuration",           /* 0x0038 */
    "Set Public Address",
    "Start Service Discovery",
    "Read Local Out Of Band Extended Data",
    "Read Extended Controller Index List",
    "Read Advertising Features",
    "Add Advertising",
    "Remove Advertising",
    "Get Advertising Size Information",     /* 0x0040 */
    "Start Limited Discovery",
    "Read Extended Controller Information",
    "Set Appearance",
    "Get PHY Configuration",
    "Set PHY Configuration",
    "Set Blocked Keys",
    "Set Wideband Speech",
    "Read Controller Capabilities Information", /* 0x0048 */
    "Read Experimental Features Information",
    "Set Experimental Feature",
    "Read Default System Configuration",
    "Set Default System Configuration",
    "Read Default Runtime Configuration",
    "Set Default Runtime Configuration",
    "Get Device Flags",
    "Set Device Flags",             /* 0x0050 */
    "Read Advertisement Monitor Features",
    "Add Advertisement Patterns Monitor",
    "Remove Advertisement Monitor",
    "Add Extended Advertisement Parameters",    /* 0x0054 */
    "Add Extended Advertisement Data",
    "Add Advertisement Patterns Monitor RSSI",
};

static const char *mgmt_ev[] = {
    "<0x0000>",
    "Command Complete",
    "Command Status",
    "Controller Error",
    "Index Added",
    "Index Removed",
    "New Settings",
    "Class of Device Changed",
    "Local Name Changed",               /* 0x0008 */
    "New Link Key",
    "New Long Term Key",
    "Device Connected",
    "Device Disconnected",
    "Connect Failed",
    "PIN Code Request",
    "User Confirm Request",
    "User Passkey Request",             /* 0x0010 */
    "Authentication Failed",
    "Device Found",
    "Discovering",
    "Device Blocked",
    "Device Unblocked",
    "Device Unpaired",
    "Passkey Notify",
    "New Identity Resolving Key",           /* 0x0018 */
    "New Signature Resolving Key",
    "Device Added",
    "Device Removed",
    "New Connection Parameter",
    "Unconfigured Index Added",
    "Unconfigured Index Removed",
    "New Configuration Options",
    "Extended Index Added",             /* 0x0020 */
    "Extended Index Removed",
    "Local Out Of Band Extended Data Updated",
    "Advertising Added",
    "Advertising Removed",
    "Extended Controller Information Changed",
    "PHY Configuration Changed",
    "Experimental Feature Changed",
    "Default System Configuration Changed",     /* 0x0028 */
    "Default Runtime Configuration Changed",
    "Device Flags Changed",
    "Advertisement Monitor Added",          /* 0x002b */
    "Advertisement Monitor Removed",
    "Controller Suspend",
    "Controller Resume",
};

static const char *mgmt_status[] = {
    "Success",
    "Unknown Command",
    "Not Connected",
    "Failed",
    "Connect Failed",
    "Authentication Failed",
    "Not Paired",
    "No Resources",
    "Timeout",
    "Already Connected",
    "Busy",
    "Rejected",
    "Not Supported",
    "Invalid Parameters",
    "Disconnected",
    "Not Powered",
    "Cancelled",
    "Invalid Index",
    "Blocked through rfkill",
    "Already Paired",
    "Permission Denied",
    "Connection Not Established",
};

#ifndef NELEM
#define NELEM(x) (sizeof(x) / sizeof((x)[0]))
#endif

static inline const char *mgmt_opstr(uint16_t op)
{
    if (op >= NELEM(mgmt_op))
        return "<unknown opcode>";
    return mgmt_op[op];
}

static inline const char *mgmt_evstr(uint16_t ev)
{
    if (ev >= NELEM(mgmt_ev))
        return "<unknown event>";
    return mgmt_ev[ev];
}

static inline const char *mgmt_errstr(uint8_t status)
{
    if (status >= NELEM(mgmt_status))
        return "<unknown status>";
    return mgmt_status[status];
}