Family nl80211 netlink specification

Summary

Netlink API for 802.11 wireless devices

Operations

get-wiphy

Get information about a wiphy or dump a list of all wiphys. Requests to dump get-wiphy should unconditionally include the split-wiphy-dump flag in the request.

attribute-set:

nl80211-attrs

do:

request

attributes:

[wiphy, wdev, ifindex]

reply

dump:

request

attributes:

[wiphy, wdev, ifindex, split-wiphy-dump]

get-interface

Get information about an interface or dump a list of all interfaces

attribute-set:

nl80211-attrs

do:

request

attributes:

[ifname]

reply

dump:

request

attributes:

[ifname]

get-protocol-features

Get information about supported protocol features

attribute-set:

nl80211-attrs

do:

request

reply

Multicast groups

• config

• scan

• regulatory

• mlme

• vendor

• nan

• testmode

Definitions

nl80211-commands

type:

enum

entries:

• unspec

• get-wiphy

• set-wiphy

• new-wiphy

• del-wiphy

• get-interface

• set-interface

• new-interface

• del-interface

• get-key

• set-key

• new-key

• del-key

• get-beacon

• set-beacon

• new-beacon

• del-beacon

• get-station

• set-station

• new-station

• del-station

• get-mpath

• set-mpath

• new-mpath

• del-mpath

• set-bss

• set-reg

• req-set-reg

• get-mesh-config

• set-mesh-config

• set-mgmt-extra-ie

• get-reg

• get-scan

• trigger-scan

• new-scan-results

• scan-aborted

• reg-change

• authenticate

• associate

• deauthenticate

• disassociate

• michael-mic-failure

• reg-beacon-hint

• join-ibss

• leave-ibss

• testmode

• connect

• roam

• disconnect

• set-wiphy-netns

• get-survey

• new-survey-results

• set-pmksa

• del-pmksa

• flush-pmksa

• remain-on-channel

• cancel-remain-on-channel

• set-tx-bitrate-mask

• register-action

• action

• action-tx-status

• set-power-save

• get-power-save

• set-cqm

• notify-cqm

• set-channel

• set-wds-peer

• frame-wait-cancel

• join-mesh

• leave-mesh

• unprot-deauthenticate

• unprot-disassociate

• new-peer-candidate

• get-wowlan

• set-wowlan

• start-sched-scan

• stop-sched-scan

• sched-scan-results

• sched-scan-stopped

• set-rekey-offload

• pmksa-candidate

• tdls-oper

• tdls-mgmt

• unexpected-frame

• probe-client

• register-beacons

• unexpected-4-addr-frame

• set-noack-map

• ch-switch-notify

• start-p2p-device

• stop-p2p-device

• conn-failed

• set-mcast-rate

• set-mac-acl

• radar-detect

• get-protocol-features

• update-ft-ies

• ft-event

• crit-protocol-start

• crit-protocol-stop

• get-coalesce

• set-coalesce

• channel-switch

• vendor

• set-qos-map

• add-tx-ts

• del-tx-ts

• get-mpp

• join-ocb

• leave-ocb

• ch-switch-started-notify

• tdls-channel-switch

• tdls-cancel-channel-switch

• wiphy-reg-change

• abort-scan

• start-nan

• stop-nan

• add-nan-function

• del-nan-function

• change-nan-config

• nan-match

• set-multicast-to-unicast

• update-connect-params

• set-pmk

• del-pmk

• port-authorized

• reload-regdb

• external-auth

• sta-opmode-changed

• control-port-frame

• get-ftm-responder-stats

• peer-measurement-start

• peer-measurement-result

• peer-measurement-complete

• notify-radar

• update-owe-info

• probe-mesh-link

• set-tid-config

• unprot-beacon

• control-port-frame-tx-status

• set-sar-specs

• obss-color-collision

• color-change-request

• color-change-started

• color-change-aborted

• color-change-completed

• set-fils-aad

• assoc-comeback

• add-link

• remove-link

• add-link-sta

• modify-link-sta

• remove-link-sta

• set-hw-timestamp

• links-removed

• set-tid-to-link-mapping

feature-flags

type:

flags

entries:

• sk-tx-status

• ht-ibss

• inactivity-timer

• cell-base-reg-hints

• p2p-device-needs-channel

• sae

• low-priority-scan

• scan-flush

• ap-scan

• vif-txpower

• need-obss-scan

• p2p-go-ctwin

• p2p-go-oppps

• reserved

• advertise-chan-limits

• full-ap-client-state

• userspace-mpm

• active-monitor

• ap-mode-chan-width-change

• ds-param-set-ie-in-probes

• wfa-tpc-ie-in-proves

• quiet

• tx-power-insertion

• ackto-estimation

• static-smps

• dynamic-smps

• supports-wmm-admission

• mac-on-create

• tdls-channel-switch

• scan-random-mac-addr

• sched-scan-random-mac-addr

• no-random-mac-addr

ieee80211-mcs-info

type:

struct

members:

rx-mask (binary):

rx-highest (u16):

tx-params (u8):

reserved (binary):

ieee80211-vht-mcs-info

type:

struct

members:

rx-mcs-map (u16):

rx-highest (u16):

tx-mcs-map (u16):

tx-highest (u16):

ieee80211-ht-cap

type:

struct

members:

cap-info (u16):

ampdu-params-info (u8):

mcs (binary):

extended-ht-cap-info (u16):

tx-bf-cap-info (u32):

antenna-selection-info (u8):

nl80211-channel-type

type:

enum

entries:

• no-ht

• ht20

• ht40minus

• ht40plus

nl80211-sta-flag-update

type:

struct

members:

mask (u32):

set (u32):

wlan-cipher-suites

type:

enum

entries:

use-group:

wep40:

tkip:

reserved:

ccmp:

wep104:

aes-cmac:

gcmp:

gcmp-256:

ccmp-256:

bip-gmac-128:

bip-gmac-256:

bip-cmac-256:

sms4:

protocol-features

type:

flags

entries:

• split-wiphy-dump

Attribute sets

nl80211-attrs

wiphy (u32)

wiphy-name (string)

ifindex (u32)

ifname (string)

iftype (u32)

mac (binary)

display-hint:

mac

key-data (binary)

key-idx (u8)

key-cipher (u32)

key-seq (binary)

key-default (flag)

beacon-interval (u32)

dtim-period (u32)

beacon-head (binary)

beacon-tail (binary)

sta-aid (u16)

sta-flags (binary)

sta-listen-interval (u16)

sta-supported-rates (binary)

sta-vlan (u32)

sta-info (binary)

wiphy-bands (nest)

nested-attributes:

wiphy-bands

mntr-flags (binary)

mesh-id (binary)

sta-plink-action (u8)

mpath-next-hop (binary)

display-hint:

mac

mpath-info (binary)

bss-cts-prot (u8)

bss-short-preamble (u8)

bss-short-slot-time (u8)

ht-capability (binary)

supported-iftypes (nest)

nested-attributes:

supported-iftypes

reg-alpha2 (binary)

reg-rules (binary)

mesh-config (binary)

bss-basic-rates (binary)

wiphy-txq-params (binary)

wiphy-freq (u32)

wiphy-channel-type (u32)

enum:

nl80211-channel-type

key-default-mgmt (flag)

mgmt-subtype (u8)

ie (binary)

max-num-scan-ssids (u8)

scan-frequencies (binary)

scan-ssids (binary)

generation (u32)

bss (binary)

reg-initiator (u8)

reg-type (u8)

supported-commands (indexed-array)

sub-type:

u32

enum:

nl80211-commands

frame (binary)

ssid (binary)

auth-type (u32)

reason-code (u16)

key-type (u32)

max-scan-ie-len (u16)

cipher-suites (binary)

sub-type:

u32

enum:

wlan-cipher-suites

freq-before (binary)

freq-after (binary)

freq-fixed (flag)

wiphy-retry-short (u8)

wiphy-retry-long (u8)

wiphy-frag-threshold (u32)

wiphy-rts-threshold (u32)

timed-out (flag)

use-mfp (u32)

sta-flags2 (binary)

struct:

nl80211-sta-flag-update

control-port (flag)

testdata (binary)

privacy (flag)

disconnected-by-ap (flag)

status-code (u16)

cipher-suites-pairwise (binary)

cipher-suite-group (u32)

wpa-versions (u32)

akm-suites (binary)

req-ie (binary)

resp-ie (binary)

prev-bssid (binary)

key (binary)

keys (binary)

pid (u32)

4addr (u8)

survey-info (binary)

pmkid (binary)

max-num-pmkids (u8)

duration (u32)

cookie (u64)

wiphy-coverage-class (u8)

tx-rates (binary)

frame-match (binary)

ack (flag)

ps-state (u32)

cqm (binary)

local-state-change (flag)

ap-isolate (u8)

wiphy-tx-power-setting (u32)

wiphy-tx-power-level (u32)

tx-frame-types (nest)

nested-attributes:

nl80211-iftype-attrs

rx-frame-types (nest)

nested-attributes:

nl80211-iftype-attrs

frame-type (u16)

control-port-ethertype (flag)

control-port-no-encrypt (flag)

support-ibss-rsn (flag)

wiphy-antenna-tx (u32)

wiphy-antenna-rx (u32)

mcast-rate (u32)

offchannel-tx-ok (flag)

bss-ht-opmode (u16)

key-default-types (binary)

max-remain-on-channel-duration (u32)

mesh-setup (binary)

wiphy-antenna-avail-tx (u32)

wiphy-antenna-avail-rx (u32)

support-mesh-auth (flag)

sta-plink-state (u8)

wowlan-triggers (binary)

wowlan-triggers-supported (nest)

nested-attributes:

wowlan-triggers-attrs

sched-scan-interval (u32)

interface-combinations (indexed-array)

sub-type:

nest

nested-attributes:

if-combination-attrs

software-iftypes (nest)

nested-attributes:

supported-iftypes

rekey-data (binary)

max-num-sched-scan-ssids (u8)

max-sched-scan-ie-len (u16)

scan-supp-rates (binary)

hidden-ssid (u32)

ie-probe-resp (binary)

ie-assoc-resp (binary)

sta-wme (binary)

support-ap-uapsd (flag)

roam-support (flag)

sched-scan-match (binary)

max-match-sets (u8)

pmksa-candidate (binary)

tx-no-cck-rate (flag)

tdls-action (u8)

tdls-dialog-token (u8)

tdls-operation (u8)

tdls-support (flag)

tdls-external-setup (flag)

device-ap-sme (u32)

dont-wait-for-ack (flag)

feature-flags (u32)

enum:

feature-flags

enum-as-flags:

True

probe-resp-offload (u32)

probe-resp (binary)

dfs-region (u8)

disable-ht (flag)

ht-capability-mask (binary)

struct:

ieee80211-ht-cap

noack-map (u16)

inactivity-timeout (u16)

rx-signal-dbm (u32)

bg-scan-period (u16)

wdev (u64)

user-reg-hint-type (u32)

conn-failed-reason (u32)

auth-data (binary)

vht-capability (binary)

scan-flags (u32)

channel-width (u32)

center-freq1 (u32)

center-freq2 (u32)

p2p-ctwindow (u8)

p2p-oppps (u8)

local-mesh-power-mode (u32)

acl-policy (u32)

mac-addrs (binary)

mac-acl-max (u32)

radar-event (u32)

ext-capa (binary)

ext-capa-mask (binary)

sta-capability (u16)

sta-ext-capability (binary)

protocol-features (u32)

enum:

protocol-features

split-wiphy-dump (flag)

disable-vht (flag)

vht-capability-mask (binary)

mdid (u16)

ie-ric (binary)

crit-prot-id (u16)

max-crit-prot-duration (u16)

peer-aid (u16)

coalesce-rule (binary)

ch-switch-count (u32)

ch-switch-block-tx (flag)

csa-ies (binary)

cntdwn-offs-beacon (binary)

cntdwn-offs-presp (binary)

rxmgmt-flags (binary)

sta-supported-channels (binary)

sta-supported-oper-classes (binary)

handle-dfs (flag)

support-5-mhz (flag)

support-10-mhz (flag)

opmode-notif (u8)

vendor-id (u32)

vendor-subcmd (u32)

vendor-data (binary)

vendor-events (binary)

qos-map (binary)

mac-hint (binary)

display-hint:

mac

wiphy-freq-hint (u32)

max-ap-assoc-sta (u32)

tdls-peer-capability (u32)

socket-owner (flag)

csa-c-offsets-tx (binary)

max-csa-counters (u8)

tdls-initiator (flag)

use-rrm (flag)

wiphy-dyn-ack (flag)

tsid (u8)

user-prio (u8)

admitted-time (u16)

smps-mode (u8)

oper-class (u8)

mac-mask (binary)

display-hint:

mac

wiphy-self-managed-reg (flag)

ext-features (binary)

survey-radio-stats (binary)

netns-fd (u32)

sched-scan-delay (u32)

reg-indoor (flag)

max-num-sched-scan-plans (u32)

max-scan-plan-interval (u32)

max-scan-plan-iterations (u32)

sched-scan-plans (binary)

pbss (flag)

bss-select (binary)

sta-support-p2p-ps (u8)

pad (binary)

iftype-ext-capa (binary)

mu-mimo-group-data (binary)

mu-mimo-follow-mac-addr (binary)

display-hint:

mac

scan-start-time-tsf (u64)

scan-start-time-tsf-bssid (binary)

measurement-duration (u16)

measurement-duration-mandatory (flag)

mesh-peer-aid (u16)

nan-master-pref (u8)

bands (u32)

nan-func (binary)

nan-match (binary)

fils-kek (binary)

fils-nonces (binary)

multicast-to-unicast-enabled (flag)

bssid (binary)

display-hint:

mac

sched-scan-relative-rssi (s8)

sched-scan-rssi-adjust (binary)

timeout-reason (u32)

fils-erp-username (binary)

fils-erp-realm (binary)

fils-erp-next-seq-num (u16)

fils-erp-rrk (binary)

fils-cache-id (binary)

pmk (binary)

sched-scan-multi (flag)

sched-scan-max-reqs (u32)

want-1x-4-way-hs (flag)

pmkr0-name (binary)

port-authorized (binary)

external-auth-action (u32)

external-auth-support (flag)

nss (u8)

ack-signal (s32)

control-port-over-nl80211 (flag)

txq-stats (nest)

nested-attributes:

txq-stats

txq-limit (u32)

txq-memory-limit (u32)

txq-quantum (u32)

he-capability (binary)

ftm-responder (binary)

ftm-responder-stats (binary)

timeout (u32)

peer-measurements (binary)

airtime-weight (u16)

sta-tx-power-setting (u8)

sta-tx-power (s16)

sae-password (binary)

twt-responder (flag)

he-obss-pd (binary)

wiphy-edmg-channels (u8)

wiphy-edmg-bw-config (u8)

vlan-id (u16)

he-bss-color (binary)

iftype-akm-suites (binary)

tid-config (binary)

control-port-no-preauth (flag)

pmk-lifetime (u32)

pmk-reauth-threshold (u8)

receive-multicast (flag)

wiphy-freq-offset (u32)

center-freq1-offset (u32)

scan-freq-khz (binary)

he-6ghz-capability (binary)

fils-discovery (binary)

unsol-bcast-probe-resp (binary)

s1g-capability (binary)

s1g-capability-mask (binary)

sae-pwe (u8)

reconnect-requested (binary)

sar-spec (nest)

nested-attributes:

sar-spec-attrs

disable-he (flag)

obss-color-bitmap (u64)

color-change-count (u8)

color-change-color (u8)

color-change-elems (binary)

mbssid-config (binary)

mbssid-elems (binary)

radar-background (flag)

ap-settings-flags (u32)

eht-capability (binary)

disable-eht (flag)

mlo-links (binary)

mlo-link-id (u8)

mld-addr (binary)

display-hint:

mac

mlo-support (flag)

max-num-akm-suites (binary)

eml-capability (u16)

mld-capa-and-ops (u16)

tx-hw-timestamp (u64)

rx-hw-timestamp (u64)

td-bitmap (binary)

punct-bitmap (u32)

max-hw-timestamp-peers (u16)

hw-timestamp-enabled (flag)

ema-rnr-elems (binary)

mlo-link-disabled (flag)

bss-dump-include-use-data (flag)

mlo-ttlm-dlink (u16)

mlo-ttlm-ulink (u16)

assoc-spp-amsdu (flag)

wiphy-radios (binary)

wiphy-interface-combinations (binary)

vif-radio-mask (u32)

wiphy-bands

2ghz (nest)

doc:

2.4 GHz ISM band

value:

0

nested-attributes:

band-attrs

5ghz (nest)

doc:

around 5 GHz band (4.9 - 5.7 GHz)

nested-attributes:

band-attrs

60ghz (binary)

doc:

around 60 GHz band (58.32 - 69.12 GHz)

6ghz (nest)

nested-attributes:

band-attrs

s1ghz (binary)

lc (binary)

band-attrs

freqs (indexed-array)

sub-type:

nest

nested-attributes:

frequency-attrs

rates (indexed-array)

sub-type:

nest

nested-attributes:

bitrate-attrs

ht-mcs-set (binary)

struct:

ieee80211-mcs-info

ht-capa (u16)

ht-ampdu-factor (u8)

ht-ampdu-density (u8)

vht-mcs-set (binary)

struct:

ieee80211-vht-mcs-info

vht-capa (u32)

iftype-data (indexed-array)

sub-type:

nest

nested-attributes:

iftype-data-attrs

edmg-channels (binary)

edmg-bw-config (binary)

s1g-mcs-nss-set (binary)

s1g-capa (binary)

bitrate-attrs

rate (u32)

2ghz-shortpreamble (flag)

frequency-attrs

freq (u32)

disabled (flag)

no-ir (flag)

no-ibss (flag)

radar (flag)

max-tx-power (u32)

dfs-state (u32)

dfs-time (binary)

no-ht40-minus (binary)

no-ht40-plus (binary)

no-80mhz (binary)

no-160mhz (binary)

dfs-cac-time (binary)

indoor-only (binary)

ir-concurrent (binary)

no-20mhz (binary)

no-10mhz (binary)

wmm (indexed-array)

sub-type:

nest

nested-attributes:

wmm-attrs

no-he (binary)

offset (u32)

1mhz (binary)

2mhz (binary)

4mhz (binary)

8mhz (binary)

16mhz (binary)

no-320mhz (binary)

no-eht (binary)

psd (binary)

dfs-concurrent (binary)

no-6ghz-vlp-client (binary)

no-6ghz-afc-client (binary)

can-monitor (binary)

allow-6ghz-vlp-ap (binary)

if-combination-attrs

limits (indexed-array)

sub-type:

nest

nested-attributes:

iface-limit-attrs

maxnum (u32)

sta-ap-bi-match (flag)

num-channels (u32)

radar-detect-widths (u32)

radar-detect-regions (u32)

bi-min-gcd (u32)

iface-limit-attrs

max (u32)

types (nest)

nested-attributes:

supported-iftypes

iftype-data-attrs

iftypes (binary)

he-cap-mac (binary)

he-cap-phy (binary)

he-cap-mcs-set (binary)

he-cap-ppe (binary)

eht-cap-mac (binary)

eht-cap-phy (binary)

eht-cap-mcs-set (binary)

eht-cap-ppe (binary)

he-6ghz-capa (binary)

vendor-elems (binary)

nl80211-iftype-attrs

unspecified (nest)

value:

0

nested-attributes:

nl80211-attrs

adhoc (nest)

nested-attributes:

nl80211-attrs

station (nest)

nested-attributes:

nl80211-attrs

ap (nest)

nested-attributes:

nl80211-attrs

ap-vlan (nest)

nested-attributes:

nl80211-attrs

wds (nest)

nested-attributes:

nl80211-attrs

monitor (nest)

nested-attributes:

nl80211-attrs

mesh-point (nest)

nested-attributes:

nl80211-attrs

p2p-client (nest)

nested-attributes:

nl80211-attrs

p2p-go (nest)

nested-attributes:

nl80211-attrs

p2p-device (nest)

nested-attributes:

nl80211-attrs

ocb (nest)

nested-attributes:

nl80211-attrs

nan (nest)

nested-attributes:

nl80211-attrs

sar-spec-attrs

type (u32)

specs (indexed-array)

sub-type:

nest

nested-attributes:

sar-attr-specs-attrs

sar-attr-specs-attrs

power (s32)

range-index (u32)

start-freq (u32)

end-freq (u32)

supported-iftypes

adhoc (flag)

station (flag)

ap (flag)

ap-vlan (flag)

wds (flag)

monitor (flag)

mesh-point (flag)

p2p-client (flag)

p2p-go (flag)

p2p-device (flag)

ocb (flag)

nan (flag)

txq-stats

backlog-bytes (u32)

backlog-packets (u32)

flows (u32)

drops (u32)

ecn-marks (u32)

overlimit (u32)

overmemory (u32)

collisions (u32)

tx-bytes (u32)

tx-packets (u32)

max-flows (u32)

txq-stats (u32)

wmm-attrs

cw-min (u16)

cw-max (u16)

aifsn (u8)

txop (u16)

wowlan-triggers-attrs

any (flag)

disconnect (flag)

magic-pkt (flag)

pkt-pattern (flag)

gtk-rekey-supported (flag)

gtk-rekey-failure (flag)

eap-ident-request (flag)

4way-handshake (flag)

rfkill-release (flag)

wakeup-pkt-80211 (flag)

wakeup-pkt-80211-len (flag)

wakeup-pkt-8023 (flag)

wakeup-pkt-8023-len (flag)

tcp-connection (flag)

wakeup-tcp-match (flag)

wakeup-tcp-connlost (flag)

wakeup-tcp-nomoretokens (flag)

net-detect (flag)

net-detect-results (flag)

unprotected-deauth-disassoc (flag)