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cos/third_party/kernel/e2eaa37d91b2b8020497e55ee941fa23bb334d64/./include/linux/ieee80211.h
blob: 992a0c09c1e535c947025fab47f0325cc2a51d8a [file]
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* IEEE 802.11 defines
*
* Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
* <jkmaline@cc.hut.fi>
* Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
* Copyright (c) 2005, Devicescape Software, Inc.
* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
* Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright (c) 2016 - 2017 Intel Deutschland GmbH
* Copyright (c) 2018 - 2025 Intel Corporation
*/
#ifndef LINUX_IEEE80211_H
#define LINUX_IEEE80211_H
#include <linux/types.h>
#include <linux/if_ether.h>
#include <linux/etherdevice.h>
#include <linux/bitfield.h>
#include <asm/byteorder.h>
#include <linux/unaligned.h>
/*
* DS bit usage
*
* TA = transmitter address
* RA = receiver address
* DA = destination address
* SA = source address
*
* ToDS FromDS A1(RA) A2(TA) A3 A4 Use
* -----------------------------------------------------------------
* 0 0 DA SA BSSID - IBSS/DLS
* 0 1 DA BSSID SA - AP -> STA
* 1 0 BSSID SA DA - AP <- STA
* 1 1 RA TA DA SA unspecified (WDS)
*/
#define FCS_LEN 4
#define IEEE80211_FCTL_VERS 0x0003
#define IEEE80211_FCTL_FTYPE 0x000c
#define IEEE80211_FCTL_STYPE 0x00f0
#define IEEE80211_FCTL_TODS 0x0100
#define IEEE80211_FCTL_FROMDS 0x0200
#define IEEE80211_FCTL_MOREFRAGS 0x0400
#define IEEE80211_FCTL_RETRY 0x0800
#define IEEE80211_FCTL_PM 0x1000
#define IEEE80211_FCTL_MOREDATA 0x2000
#define IEEE80211_FCTL_PROTECTED 0x4000
#define IEEE80211_FCTL_ORDER 0x8000
#define IEEE80211_FCTL_CTL_EXT 0x0f00
#define IEEE80211_SCTL_FRAG 0x000F
#define IEEE80211_SCTL_SEQ 0xFFF0
#define IEEE80211_FTYPE_MGMT 0x0000
#define IEEE80211_FTYPE_CTL 0x0004
#define IEEE80211_FTYPE_DATA 0x0008
#define IEEE80211_FTYPE_EXT 0x000c
/* management */
#define IEEE80211_STYPE_ASSOC_REQ 0x0000
#define IEEE80211_STYPE_ASSOC_RESP 0x0010
#define IEEE80211_STYPE_REASSOC_REQ 0x0020
#define IEEE80211_STYPE_REASSOC_RESP 0x0030
#define IEEE80211_STYPE_PROBE_REQ 0x0040
#define IEEE80211_STYPE_PROBE_RESP 0x0050
#define IEEE80211_STYPE_BEACON 0x0080
#define IEEE80211_STYPE_ATIM 0x0090
#define IEEE80211_STYPE_DISASSOC 0x00A0
#define IEEE80211_STYPE_AUTH 0x00B0
#define IEEE80211_STYPE_DEAUTH 0x00C0
#define IEEE80211_STYPE_ACTION 0x00D0
/* control */
#define IEEE80211_STYPE_TRIGGER 0x0020
#define IEEE80211_STYPE_CTL_EXT 0x0060
#define IEEE80211_STYPE_BACK_REQ 0x0080
#define IEEE80211_STYPE_BACK 0x0090
#define IEEE80211_STYPE_PSPOLL 0x00A0
#define IEEE80211_STYPE_RTS 0x00B0
#define IEEE80211_STYPE_CTS 0x00C0
#define IEEE80211_STYPE_ACK 0x00D0
#define IEEE80211_STYPE_CFEND 0x00E0
#define IEEE80211_STYPE_CFENDACK 0x00F0
/* data */
#define IEEE80211_STYPE_DATA 0x0000
#define IEEE80211_STYPE_DATA_CFACK 0x0010
#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
#define IEEE80211_STYPE_NULLFUNC 0x0040
#define IEEE80211_STYPE_CFACK 0x0050
#define IEEE80211_STYPE_CFPOLL 0x0060
#define IEEE80211_STYPE_CFACKPOLL 0x0070
#define IEEE80211_STYPE_QOS_DATA 0x0080
#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
#define IEEE80211_STYPE_QOS_CFACK 0x00D0
#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
/* extension, added by 802.11ad */
#define IEEE80211_STYPE_DMG_BEACON 0x0000
#define IEEE80211_STYPE_S1G_BEACON 0x0010
/* bits unique to S1G beacon */
#define IEEE80211_S1G_BCN_NEXT_TBTT 0x100
#define IEEE80211_S1G_BCN_CSSID 0x200
#define IEEE80211_S1G_BCN_ANO 0x400
/* see 802.11ah-2016 9.9 NDP CMAC frames */
#define IEEE80211_S1G_1MHZ_NDP_BITS 25
#define IEEE80211_S1G_1MHZ_NDP_BYTES 4
#define IEEE80211_S1G_2MHZ_NDP_BITS 37
#define IEEE80211_S1G_2MHZ_NDP_BYTES 5
#define IEEE80211_NDP_FTYPE_CTS 0
#define IEEE80211_NDP_FTYPE_CF_END 0
#define IEEE80211_NDP_FTYPE_PS_POLL 1
#define IEEE80211_NDP_FTYPE_ACK 2
#define IEEE80211_NDP_FTYPE_PS_POLL_ACK 3
#define IEEE80211_NDP_FTYPE_BA 4
#define IEEE80211_NDP_FTYPE_BF_REPORT_POLL 5
#define IEEE80211_NDP_FTYPE_PAGING 6
#define IEEE80211_NDP_FTYPE_PREQ 7
#define SM64(f, v) ((((u64)v) << f##_S) & f)
/* NDP CMAC frame fields */
#define IEEE80211_NDP_FTYPE 0x0000000000000007
#define IEEE80211_NDP_FTYPE_S 0x0000000000000000
/* 1M Probe Request 11ah 9.9.3.1.1 */
#define IEEE80211_NDP_1M_PREQ_ANO 0x0000000000000008
#define IEEE80211_NDP_1M_PREQ_ANO_S 3
#define IEEE80211_NDP_1M_PREQ_CSSID 0x00000000000FFFF0
#define IEEE80211_NDP_1M_PREQ_CSSID_S 4
#define IEEE80211_NDP_1M_PREQ_RTYPE 0x0000000000100000
#define IEEE80211_NDP_1M_PREQ_RTYPE_S 20
#define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
#define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
/* 2M Probe Request 11ah 9.9.3.1.2 */
#define IEEE80211_NDP_2M_PREQ_ANO 0x0000000000000008
#define IEEE80211_NDP_2M_PREQ_ANO_S 3
#define IEEE80211_NDP_2M_PREQ_CSSID 0x0000000FFFFFFFF0
#define IEEE80211_NDP_2M_PREQ_CSSID_S 4
#define IEEE80211_NDP_2M_PREQ_RTYPE 0x0000001000000000
#define IEEE80211_NDP_2M_PREQ_RTYPE_S 36
#define IEEE80211_ANO_NETTYPE_WILD 15
/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
#define IEEE80211_CTL_EXT_POLL 0x2000
#define IEEE80211_CTL_EXT_SPR 0x3000
#define IEEE80211_CTL_EXT_GRANT 0x4000
#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
#define IEEE80211_CTL_EXT_SSW 0x8000
#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
#define IEEE80211_MAX_SN IEEE80211_SN_MASK
#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
/* PV1 Layout IEEE 802.11-2020 9.8.3.1 */
#define IEEE80211_PV1_FCTL_VERS 0x0003
#define IEEE80211_PV1_FCTL_FTYPE 0x001c
#define IEEE80211_PV1_FCTL_STYPE 0x00e0
#define IEEE80211_PV1_FCTL_FROMDS 0x0100
#define IEEE80211_PV1_FCTL_MOREFRAGS 0x0200
#define IEEE80211_PV1_FCTL_PM 0x0400
#define IEEE80211_PV1_FCTL_MOREDATA 0x0800
#define IEEE80211_PV1_FCTL_PROTECTED 0x1000
#define IEEE80211_PV1_FCTL_END_SP 0x2000
#define IEEE80211_PV1_FCTL_RELAYED 0x4000
#define IEEE80211_PV1_FCTL_ACK_POLICY 0x8000
#define IEEE80211_PV1_FCTL_CTL_EXT 0x0f00
static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
{
return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
}
static inline bool ieee80211_sn_less_eq(u16 sn1, u16 sn2)
{
return ((sn2 - sn1) & IEEE80211_SN_MASK) <= (IEEE80211_SN_MODULO >> 1);
}
static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
{
return (sn1 + sn2) & IEEE80211_SN_MASK;
}
static inline u16 ieee80211_sn_inc(u16 sn)
{
return ieee80211_sn_add(sn, 1);
}
static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
{
return (sn1 - sn2) & IEEE80211_SN_MASK;
}
#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
/* miscellaneous IEEE 802.11 constants */
#define IEEE80211_MAX_FRAG_THRESHOLD 2352
#define IEEE80211_MAX_RTS_THRESHOLD 2353
#define IEEE80211_MAX_AID 2007
#define IEEE80211_MAX_AID_S1G 8191
#define IEEE80211_MAX_TIM_LEN 251
#define IEEE80211_MAX_MESH_PEERINGS 63
/* S1G encoding types */
#define IEEE80211_S1G_TIM_ENC_MODE_BLOCK 0
#define IEEE80211_S1G_TIM_ENC_MODE_SINGLE 1
#define IEEE80211_S1G_TIM_ENC_MODE_OLB 2
/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
6.2.1.1.2.
802.11e clarifies the figure in section 7.1.2. The frame body is
up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
#define IEEE80211_MAX_DATA_LEN 2304
/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
* to 7920 bytes, see 8.2.3 General frame format
*/
#define IEEE80211_MAX_DATA_LEN_DMG 7920
/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
#define IEEE80211_MAX_FRAME_LEN 2352
#define IEEE80211_MAX_SSID_LEN 32
#define IEEE80211_FIRST_TSPEC_TSID 8
#define IEEE80211_NUM_TIDS 16
/* number of user priorities 802.11 uses */
#define IEEE80211_NUM_UPS 8
/* number of ACs */
#define IEEE80211_NUM_ACS 4
#define IEEE80211_QOS_CTL_LEN 2
/* 1d tag mask */
#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
/* TID mask */
#define IEEE80211_QOS_CTL_TID_MASK 0x000f
/* EOSP */
#define IEEE80211_QOS_CTL_EOSP 0x0010
/* ACK policy */
#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
/* A-MSDU 802.11n */
#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
/* Mesh Control 802.11s */
#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
/* Mesh Power Save Level */
#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
/* Mesh Receiver Service Period Initiated */
#define IEEE80211_QOS_CTL_RSPI 0x0400
/* U-APSD queue for WMM IEs sent by AP */
#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
/* U-APSD queues for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
/* U-APSD max SP length for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
/* trigger type within common_info of trigger frame */
#define IEEE80211_TRIGGER_TYPE_MASK 0xf
#define IEEE80211_TRIGGER_TYPE_BASIC 0x0
#define IEEE80211_TRIGGER_TYPE_BFRP 0x1
#define IEEE80211_TRIGGER_TYPE_MU_BAR 0x2
#define IEEE80211_TRIGGER_TYPE_MU_RTS 0x3
#define IEEE80211_TRIGGER_TYPE_BSRP 0x4
#define IEEE80211_TRIGGER_TYPE_GCR_MU_BAR 0x5
#define IEEE80211_TRIGGER_TYPE_BQRP 0x6
#define IEEE80211_TRIGGER_TYPE_NFRP 0x7
/* UL-bandwidth within common_info of trigger frame */
#define IEEE80211_TRIGGER_ULBW_MASK 0xc0000
#define IEEE80211_TRIGGER_ULBW_20MHZ 0x0
#define IEEE80211_TRIGGER_ULBW_40MHZ 0x1
#define IEEE80211_TRIGGER_ULBW_80MHZ 0x2
#define IEEE80211_TRIGGER_ULBW_160_80P80MHZ 0x3
struct ieee80211_hdr {
__le16 frame_control;
__le16 duration_id;
struct_group(addrs,
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
);
__le16 seq_ctrl;
u8 addr4[ETH_ALEN];
} __packed __aligned(2);
struct ieee80211_hdr_3addr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctrl;
} __packed __aligned(2);
struct ieee80211_qos_hdr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctrl;
__le16 qos_ctrl;
} __packed __aligned(2);
struct ieee80211_qos_hdr_4addr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctrl;
u8 addr4[ETH_ALEN];
__le16 qos_ctrl;
} __packed __aligned(2);
struct ieee80211_trigger {
__le16 frame_control;
__le16 duration;
u8 ra[ETH_ALEN];
u8 ta[ETH_ALEN];
__le64 common_info;
u8 variable[];
} __packed __aligned(2);
/**
* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame has to-DS set
*/
static inline bool ieee80211_has_tods(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
}
/**
* ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame has from-DS set
*/
static inline bool ieee80211_has_fromds(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
}
/**
* ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not it's a 4-address frame (from-DS and to-DS set)
*/
static inline bool ieee80211_has_a4(__le16 fc)
{
__le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
return (fc & tmp) == tmp;
}
/**
* ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame has more fragments (more frags bit set)
*/
static inline bool ieee80211_has_morefrags(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
}
/**
* ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the retry flag is set
*/
static inline bool ieee80211_has_retry(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
}
/**
* ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the power management flag is set
*/
static inline bool ieee80211_has_pm(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
}
/**
* ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the more data flag is set
*/
static inline bool ieee80211_has_moredata(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
}
/**
* ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the protected flag is set
*/
static inline bool ieee80211_has_protected(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
}
/**
* ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the order flag is set
*/
static inline bool ieee80211_has_order(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
}
/**
* ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame type is management
*/
static inline bool ieee80211_is_mgmt(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT);
}
/**
* ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame type is control
*/
static inline bool ieee80211_is_ctl(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL);
}
/**
* ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a data frame
*/
static inline bool ieee80211_is_data(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA);
}
/**
* ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame type is extended
*/
static inline bool ieee80211_is_ext(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_EXT);
}
/**
* ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a QoS data frame
*/
static inline bool ieee80211_is_data_qos(__le16 fc)
{
/*
* mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
* to check the one bit
*/
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
}
/**
* ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a QoS data frame that has data
* (i.e. is not null data)
*/
static inline bool ieee80211_is_data_present(__le16 fc)
{
/*
* mask with 0x40 and test that that bit is clear to only return true
* for the data-containing substypes.
*/
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA);
}
/**
* ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an association request
*/
static inline bool ieee80211_is_assoc_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
}
/**
* ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an association response
*/
static inline bool ieee80211_is_assoc_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
}
/**
* ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a reassociation request
*/
static inline bool ieee80211_is_reassoc_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
}
/**
* ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a reassociation response
*/
static inline bool ieee80211_is_reassoc_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
}
/**
* ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a probe request
*/
static inline bool ieee80211_is_probe_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
}
/**
* ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a probe response
*/
static inline bool ieee80211_is_probe_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
}
/**
* ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a (regular, not S1G) beacon
*/
static inline bool ieee80211_is_beacon(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
}
/**
* ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
* IEEE80211_STYPE_S1G_BEACON
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an S1G beacon
*/
static inline bool ieee80211_is_s1g_beacon(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
}
/**
* ieee80211_s1g_has_next_tbtt - check if IEEE80211_S1G_BCN_NEXT_TBTT
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame contains the variable-length
* next TBTT field
*/
static inline bool ieee80211_s1g_has_next_tbtt(__le16 fc)
{
return ieee80211_is_s1g_beacon(fc) &&
(fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT));
}
/**
* ieee80211_s1g_has_ano - check if IEEE80211_S1G_BCN_ANO
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame contains the variable-length
* ANO field
*/
static inline bool ieee80211_s1g_has_ano(__le16 fc)
{
return ieee80211_is_s1g_beacon(fc) &&
(fc & cpu_to_le16(IEEE80211_S1G_BCN_ANO));
}
/**
* ieee80211_s1g_has_cssid - check if IEEE80211_S1G_BCN_CSSID
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame contains the variable-length
* compressed SSID field
*/
static inline bool ieee80211_s1g_has_cssid(__le16 fc)
{
return ieee80211_is_s1g_beacon(fc) &&
(fc & cpu_to_le16(IEEE80211_S1G_BCN_CSSID));
}
/**
* ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an ATIM frame
*/
static inline bool ieee80211_is_atim(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
}
/**
* ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a disassociation frame
*/
static inline bool ieee80211_is_disassoc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
}
/**
* ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an authentication frame
*/
static inline bool ieee80211_is_auth(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
}
/**
* ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a deauthentication frame
*/
static inline bool ieee80211_is_deauth(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
}
/**
* ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an action frame
*/
static inline bool ieee80211_is_action(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
}
/**
* ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a block-ACK request frame
*/
static inline bool ieee80211_is_back_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
}
/**
* ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a block-ACK frame
*/
static inline bool ieee80211_is_back(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
}
/**
* ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a PS-poll frame
*/
static inline bool ieee80211_is_pspoll(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
}
/**
* ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an RTS frame
*/
static inline bool ieee80211_is_rts(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
}
/**
* ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a CTS frame
*/
static inline bool ieee80211_is_cts(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
}
/**
* ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is an ACK frame
*/
static inline bool ieee80211_is_ack(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
}
/**
* ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a CF-end frame
*/
static inline bool ieee80211_is_cfend(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
}
/**
* ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a CF-end-ack frame
*/
static inline bool ieee80211_is_cfendack(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
}
/**
* ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a nullfunc frame
*/
static inline bool ieee80211_is_nullfunc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
}
/**
* ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a QoS nullfunc frame
*/
static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
}
/**
* ieee80211_is_trigger - check if frame is trigger frame
* @fc: frame control field in little-endian byteorder
* Return: whether or not the frame is a trigger frame
*/
static inline bool ieee80211_is_trigger(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_TRIGGER);
}
/**
* ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
* @fc: frame control bytes in little-endian byteorder
* Return: whether or not the frame is a nullfunc or QoS nullfunc frame
*/
static inline bool ieee80211_is_any_nullfunc(__le16 fc)
{
return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
}
/**
* ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
* @seq_ctrl: frame sequence control bytes in little-endian byteorder
* Return: whether or not the frame is the first fragment (also true if
* it's not fragmented at all)
*/
static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
{
return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
}
/**
* ieee80211_is_frag - check if a frame is a fragment
* @hdr: 802.11 header of the frame
* Return: whether or not the frame is a fragment
*/
static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
{
return ieee80211_has_morefrags(hdr->frame_control) ||
hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
}
static inline u16 ieee80211_get_sn(struct ieee80211_hdr *hdr)
{
return le16_get_bits(hdr->seq_ctrl, IEEE80211_SCTL_SEQ);
}
/**
* struct ieee80211_quiet_ie - Quiet element
* @count: Quiet Count
* @period: Quiet Period
* @duration: Quiet Duration
* @offset: Quiet Offset
*
* This structure represents the payload of the "Quiet element" as
* described in IEEE Std 802.11-2020 section 9.4.2.22.
*/
struct ieee80211_quiet_ie {
u8 count;
u8 period;
__le16 duration;
__le16 offset;
} __packed;
/**
* struct ieee80211_msrment_ie - Measurement element
* @token: Measurement Token
* @mode: Measurement Report Mode
* @type: Measurement Type
* @request: Measurement Request or Measurement Report
*
* This structure represents the payload of both the "Measurement
* Request element" and the "Measurement Report element" as described
* in IEEE Std 802.11-2020 sections 9.4.2.20 and 9.4.2.21.
*/
struct ieee80211_msrment_ie {
u8 token;
u8 mode;
u8 type;
u8 request[];
} __packed;
/**
* struct ieee80211_channel_sw_ie - Channel Switch Announcement element
* @mode: Channel Switch Mode
* @new_ch_num: New Channel Number
* @count: Channel Switch Count
*
* This structure represents the payload of the "Channel Switch
* Announcement element" as described in IEEE Std 802.11-2020 section
* 9.4.2.18.
*/
struct ieee80211_channel_sw_ie {
u8 mode;
u8 new_ch_num;
u8 count;
} __packed;
/**
* struct ieee80211_ext_chansw_ie - Extended Channel Switch Announcement element
* @mode: Channel Switch Mode
* @new_operating_class: New Operating Class
* @new_ch_num: New Channel Number
* @count: Channel Switch Count
*
* This structure represents the "Extended Channel Switch Announcement
* element" as described in IEEE Std 802.11-2020 section 9.4.2.52.
*/
struct ieee80211_ext_chansw_ie {
u8 mode;
u8 new_operating_class;
u8 new_ch_num;
u8 count;
} __packed;
/**
* struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
* @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
* values here
* This structure represents the "Secondary Channel Offset element"
*/
struct ieee80211_sec_chan_offs_ie {
u8 sec_chan_offs;
} __packed;
/**
* struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
* @new_channel_width: New Channel Width
* @new_center_freq_seg0: New Channel Center Frequency Segment 0
* @new_center_freq_seg1: New Channel Center Frequency Segment 1
*
* This structure represents the payload of the "Wide Bandwidth
* Channel Switch element" as described in IEEE Std 802.11-2020
* section 9.4.2.160.
*/
struct ieee80211_wide_bw_chansw_ie {
u8 new_channel_width;
u8 new_center_freq_seg0, new_center_freq_seg1;
} __packed;
/**
* struct ieee80211_tim_ie - Traffic Indication Map information element
* @dtim_count: DTIM Count
* @dtim_period: DTIM Period
* @bitmap_ctrl: Bitmap Control
* @required_octet: "Syntatic sugar" to force the struct size to the
* minimum valid size when carried in a non-S1G PPDU
* @virtual_map: Partial Virtual Bitmap
*
* This structure represents the payload of the "TIM element" as
* described in IEEE Std 802.11-2020 section 9.4.2.5. Note that this
* definition is only applicable when the element is carried in a
* non-S1G PPDU. When the TIM is carried in an S1G PPDU, the Bitmap
* Control and Partial Virtual Bitmap may not be present.
*/
struct ieee80211_tim_ie {
u8 dtim_count;
u8 dtim_period;
u8 bitmap_ctrl;
union {
u8 required_octet;
DECLARE_FLEX_ARRAY(u8, virtual_map);
};
} __packed;
/**
* enum ieee80211_s1g_chanwidth - S1G channel widths
* These are defined in IEEE802.11-2016ah Table 10-20
* as BSS Channel Width
*
* @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
*/
enum ieee80211_s1g_chanwidth {
IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
};
/**
* enum ieee80211_s1g_pri_chanwidth - S1G primary channel widths
* described in IEEE80211-2024 Table 10-39.
*
* @IEEE80211_S1G_PRI_CHANWIDTH_2MHZ: 2MHz primary channel
* @IEEE80211_S1G_PRI_CHANWIDTH_1MHZ: 1MHz primary channel
*/
enum ieee80211_s1g_pri_chanwidth {
IEEE80211_S1G_PRI_CHANWIDTH_2MHZ = 0,
IEEE80211_S1G_PRI_CHANWIDTH_1MHZ = 1,
};
#define WLAN_SA_QUERY_TR_ID_LEN 2
#define WLAN_MEMBERSHIP_LEN 8
#define WLAN_USER_POSITION_LEN 16
/**
* struct ieee80211_tpc_report_ie - TPC Report element
* @tx_power: Transmit Power
* @link_margin: Link Margin
*
* This structure represents the payload of the "TPC Report element" as
* described in IEEE Std 802.11-2020 section 9.4.2.16.
*/
struct ieee80211_tpc_report_ie {
u8 tx_power;
u8 link_margin;
} __packed;
#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1)
#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1
#define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0)
#define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK GENMASK(7, 5)
#define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT 10
struct ieee80211_addba_ext_ie {
u8 data;
} __packed;
/**
* struct ieee80211_s1g_bcn_compat_ie - S1G Beacon Compatibility element
* @compat_info: Compatibility Information
* @beacon_int: Beacon Interval
* @tsf_completion: TSF Completion
*
* This structure represents the payload of the "S1G Beacon
* Compatibility element" as described in IEEE Std 802.11-2020 section
* 9.4.2.196.
*/
struct ieee80211_s1g_bcn_compat_ie {
__le16 compat_info;
__le16 beacon_int;
__le32 tsf_completion;
} __packed;
/**
* struct ieee80211_s1g_oper_ie - S1G Operation element
* @ch_width: S1G Operation Information Channel Width
* @oper_class: S1G Operation Information Operating Class
* @primary_ch: S1G Operation Information Primary Channel Number
* @oper_ch: S1G Operation Information Channel Center Frequency
* @basic_mcs_nss: Basic S1G-MCS and NSS Set
*
* This structure represents the payload of the "S1G Operation
* element" as described in IEEE Std 802.11-2020 section 9.4.2.212.
*/
struct ieee80211_s1g_oper_ie {
u8 ch_width;
u8 oper_class;
u8 primary_ch;
u8 oper_ch;
__le16 basic_mcs_nss;
} __packed;
/**
* struct ieee80211_aid_response_ie - AID Response element
* @aid: AID/Group AID
* @switch_count: AID Switch Count
* @response_int: AID Response Interval
*
* This structure represents the payload of the "AID Response element"
* as described in IEEE Std 802.11-2020 section 9.4.2.194.
*/
struct ieee80211_aid_response_ie {
__le16 aid;
u8 switch_count;
__le16 response_int;
} __packed;
struct ieee80211_s1g_cap {
u8 capab_info[10];
u8 supp_mcs_nss[5];
} __packed;
struct ieee80211_ext {
__le16 frame_control;
__le16 duration;
union {
struct {
u8 sa[ETH_ALEN];
__le32 timestamp;
u8 change_seq;
u8 variable[];
} __packed s1g_beacon;
} u;
} __packed __aligned(2);
/**
* ieee80211_s1g_optional_len - determine length of optional S1G beacon fields
* @fc: frame control bytes in little-endian byteorder
* Return: total length in bytes of the optional fixed-length fields
*
* S1G beacons may contain up to three optional fixed-length fields that
* precede the variable-length elements. Whether these fields are present
* is indicated by flags in the frame control field.
*
* From IEEE 802.11-2024 section 9.3.4.3:
* - Next TBTT field may be 0 or 3 bytes
* - Short SSID field may be 0 or 4 bytes
* - Access Network Options (ANO) field may be 0 or 1 byte
*/
static inline size_t
ieee80211_s1g_optional_len(__le16 fc)
{
size_t len = 0;
if (ieee80211_s1g_has_next_tbtt(fc))
len += 3;
if (ieee80211_s1g_has_cssid(fc))
len += 4;
if (ieee80211_s1g_has_ano(fc))
len += 1;
return len;
}
/**
* struct ieee80211_bss_load_elem - BSS Load elemen
*
* Defined in section 9.4.2.26 in IEEE 802.11-REVme D4.1
*
* @sta_count: total number of STAs currently associated with the AP.
* @channel_util: Percentage of time that the access point sensed the channel
* was busy. This value is in range [0, 255], the highest value means
* 100% busy.
* @avail_admission_capa: remaining amount of medium time used for admission
* control.
*/
struct ieee80211_bss_load_elem {
__le16 sta_count;
u8 channel_util;
__le16 avail_admission_capa;
} __packed;
struct ieee80211_mgmt {
__le16 frame_control;
__le16 duration;
u8 da[ETH_ALEN];
u8 sa[ETH_ALEN];
u8 bssid[ETH_ALEN];
__le16 seq_ctrl;
union {
struct {
__le16 auth_alg;
__le16 auth_transaction;
__le16 status_code;
/* possibly followed by Challenge text */
u8 variable[];
} __packed auth;
struct {
__le16 reason_code;
} __packed deauth;
struct {
__le16 capab_info;
__le16 listen_interval;
/* followed by SSID and Supported rates */
u8 variable[];
} __packed assoc_req;
struct {
__le16 capab_info;
__le16 status_code;
__le16 aid;
/* followed by Supported rates */
u8 variable[];
} __packed assoc_resp, reassoc_resp;
struct {
__le16 capab_info;
__le16 status_code;
u8 variable[];
} __packed s1g_assoc_resp, s1g_reassoc_resp;
struct {
__le16 capab_info;
__le16 listen_interval;
u8 current_ap[ETH_ALEN];
/* followed by SSID and Supported rates */
u8 variable[];
} __packed reassoc_req;
struct {
__le16 reason_code;
} __packed disassoc;
struct {
__le64 timestamp;
__le16 beacon_int;
__le16 capab_info;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params, TIM */
u8 variable[];
} __packed beacon;
struct {
/* only variable items: SSID, Supported rates */
DECLARE_FLEX_ARRAY(u8, variable);
} __packed probe_req;
struct {
__le64 timestamp;
__le16 beacon_int;
__le16 capab_info;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params */
u8 variable[];
} __packed probe_resp;
struct {
u8 category;
union {
struct {
u8 action_code;
u8 dialog_token;
u8 status_code;
u8 variable[];
} __packed wme_action;
struct{
u8 action_code;
u8 variable[];
} __packed chan_switch;
struct{
u8 action_code;
struct ieee80211_ext_chansw_ie data;
u8 variable[];
} __packed ext_chan_switch;
struct{
u8 action_code;
u8 dialog_token;
u8 element_id;
u8 length;
struct ieee80211_msrment_ie msr_elem;
} __packed measurement;
struct{
u8 action_code;
u8 dialog_token;
__le16 capab;
__le16 timeout;
__le16 start_seq_num;
/* followed by BA Extension */
u8 variable[];
} __packed addba_req;
struct{
u8 action_code;
u8 dialog_token;
__le16 status;
__le16 capab;
__le16 timeout;
/* followed by BA Extension */
u8 variable[];
} __packed addba_resp;
struct{
u8 action_code;
__le16 params;
__le16 reason_code;
} __packed delba;
struct {
u8 action_code;
u8 variable[];
} __packed self_prot;
struct{
u8 action_code;
u8 variable[];
} __packed mesh_action;
struct {
u8 action;
u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
} __packed sa_query;
struct {
u8 action;
u8 smps_control;
} __packed ht_smps;
struct {
u8 action_code;
u8 chanwidth;
} __packed ht_notify_cw;
struct {
u8 action_code;
u8 dialog_token;
__le16 capability;
u8 variable[];
} __packed tdls_discover_resp;
struct {
u8 action_code;
u8 operating_mode;
} __packed vht_opmode_notif;
struct {
u8 action_code;
u8 membership[WLAN_MEMBERSHIP_LEN];
u8 position[WLAN_USER_POSITION_LEN];
} __packed vht_group_notif;
struct {
u8 action_code;
u8 dialog_token;
u8 tpc_elem_id;
u8 tpc_elem_length;
struct ieee80211_tpc_report_ie tpc;
} __packed tpc_report;
struct {
u8 action_code;
u8 dialog_token;
u8 follow_up;
u8 tod[6];
u8 toa[6];
__le16 tod_error;
__le16 toa_error;
u8 variable[];
} __packed ftm;
struct {
u8 action_code;
u8 variable[];
} __packed s1g;
struct {
u8 action_code;
u8 dialog_token;
u8 follow_up;
u32 tod;
u32 toa;
u8 max_tod_error;
u8 max_toa_error;
} __packed wnm_timing_msr;
struct {
u8 action_code;
u8 dialog_token;
u8 variable[];
} __packed ttlm_req;
struct {
u8 action_code;
u8 dialog_token;
__le16 status_code;
u8 variable[];
} __packed ttlm_res;
struct {
u8 action_code;
} __packed ttlm_tear_down;
struct {
u8 action_code;
u8 dialog_token;
u8 variable[];
} __packed ml_reconf_req;
struct {
u8 action_code;
u8 dialog_token;
u8 count;
u8 variable[];
} __packed ml_reconf_resp;
struct {
u8 action_code;
u8 variable[];
} __packed epcs;
} u;
} __packed action;
DECLARE_FLEX_ARRAY(u8, body); /* Generic frame body */
} u;
} __packed __aligned(2);
/* Supported rates membership selectors */
#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
#define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
#define BSS_MEMBERSHIP_SELECTOR_GLK 125
#define BSS_MEMBERSHIP_SELECTOR_EPD 124
#define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
#define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122
#define BSS_MEMBERSHIP_SELECTOR_EHT_PHY 121
#define BSS_MEMBERSHIP_SELECTOR_MIN BSS_MEMBERSHIP_SELECTOR_EHT_PHY
/* mgmt header + 1 byte category code */
#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
/* Management MIC information element (IEEE 802.11w) */
struct ieee80211_mmie {
u8 element_id;
u8 length;
__le16 key_id;
u8 sequence_number[6];
u8 mic[8];
} __packed;
/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
struct ieee80211_mmie_16 {
u8 element_id;
u8 length;
__le16 key_id;
u8 sequence_number[6];
u8 mic[16];
} __packed;
struct ieee80211_vendor_ie {
u8 element_id;
u8 len;
u8 oui[3];
u8 oui_type;
} __packed;
struct ieee80211_wmm_ac_param {
u8 aci_aifsn; /* AIFSN, ACM, ACI */
u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
__le16 txop_limit;
} __packed;
struct ieee80211_wmm_param_ie {
u8 element_id; /* Element ID: 221 (0xdd); */
u8 len; /* Length: 24 */
/* required fields for WMM version 1 */
u8 oui[3]; /* 00:50:f2 */
u8 oui_type; /* 2 */
u8 oui_subtype; /* 1 */
u8 version; /* 1 for WMM version 1.0 */
u8 qos_info; /* AP/STA specific QoS info */
u8 reserved; /* 0 */
/* AC_BE, AC_BK, AC_VI, AC_VO */
struct ieee80211_wmm_ac_param ac[4];
} __packed;
/* Control frames */
struct ieee80211_rts {
__le16 frame_control;
__le16 duration;
u8 ra[ETH_ALEN];
u8 ta[ETH_ALEN];
} __packed __aligned(2);
struct ieee80211_cts {
__le16 frame_control;
__le16 duration;
u8 ra[ETH_ALEN];
} __packed __aligned(2);
struct ieee80211_pspoll {
__le16 frame_control;
__le16 aid;
u8 bssid[ETH_ALEN];
u8 ta[ETH_ALEN];
} __packed __aligned(2);
/* TDLS */
/* Channel switch timing */
struct ieee80211_ch_switch_timing {
__le16 switch_time;
__le16 switch_timeout;
} __packed;
/* Link-id information element */
struct ieee80211_tdls_lnkie {
u8 ie_type; /* Link Identifier IE */
u8 ie_len;
u8 bssid[ETH_ALEN];
u8 init_sta[ETH_ALEN];
u8 resp_sta[ETH_ALEN];
} __packed;
struct ieee80211_tdls_data {
u8 da[ETH_ALEN];
u8 sa[ETH_ALEN];
__be16 ether_type;
u8 payload_type;
u8 category;
u8 action_code;
union {
struct {
u8 dialog_token;
__le16 capability;
u8 variable[];
} __packed setup_req;
struct {
__le16 status_code;
u8 dialog_token;
__le16 capability;
u8 variable[];
} __packed setup_resp;
struct {
__le16 status_code;
u8 dialog_token;
u8 variable[];
} __packed setup_cfm;
struct {
__le16 reason_code;
u8 variable[];
} __packed teardown;
struct {
u8 dialog_token;
u8 variable[];
} __packed discover_req;
struct {
u8 target_channel;
u8 oper_class;
u8 variable[];
} __packed chan_switch_req;
struct {
__le16 status_code;
u8 variable[];
} __packed chan_switch_resp;
} u;
} __packed;
/*
* Peer-to-Peer IE attribute related definitions.
*/
/*
* enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
*/
enum ieee80211_p2p_attr_id {
IEEE80211_P2P_ATTR_STATUS = 0,
IEEE80211_P2P_ATTR_MINOR_REASON,
IEEE80211_P2P_ATTR_CAPABILITY,
IEEE80211_P2P_ATTR_DEVICE_ID,
IEEE80211_P2P_ATTR_GO_INTENT,
IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
IEEE80211_P2P_ATTR_GROUP_BSSID,
IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
IEEE80211_P2P_ATTR_MANAGABILITY,
IEEE80211_P2P_ATTR_CHANNEL_LIST,
IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
IEEE80211_P2P_ATTR_DEVICE_INFO,
IEEE80211_P2P_ATTR_GROUP_INFO,
IEEE80211_P2P_ATTR_GROUP_ID,
IEEE80211_P2P_ATTR_INTERFACE,
IEEE80211_P2P_ATTR_OPER_CHANNEL,
IEEE80211_P2P_ATTR_INVITE_FLAGS,
/* 19 - 220: Reserved */
IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
IEEE80211_P2P_ATTR_MAX
};
/* Notice of Absence attribute - described in P2P spec 4.1.14 */
/* Typical max value used here */
#define IEEE80211_P2P_NOA_DESC_MAX 4
struct ieee80211_p2p_noa_desc {
u8 count;
__le32 duration;
__le32 interval;
__le32 start_time;
} __packed;
struct ieee80211_p2p_noa_attr {
u8 index;
u8 oppps_ctwindow;
struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
} __packed;
#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
/* S1G Capabilities Information field */
#define IEEE80211_S1G_CAPABILITY_LEN 15
#define S1G_CAP0_S1G_LONG BIT(0)
#define S1G_CAP0_SGI_1MHZ BIT(1)
#define S1G_CAP0_SGI_2MHZ BIT(2)
#define S1G_CAP0_SGI_4MHZ BIT(3)
#define S1G_CAP0_SGI_8MHZ BIT(4)
#define S1G_CAP0_SGI_16MHZ BIT(5)
#define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6)
#define S1G_SUPP_CH_WIDTH_2 0
#define S1G_SUPP_CH_WIDTH_4 1
#define S1G_SUPP_CH_WIDTH_8 2
#define S1G_SUPP_CH_WIDTH_16 3
#define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
cap[0])) << 1)
#define S1G_CAP1_RX_LDPC BIT(0)
#define S1G_CAP1_TX_STBC BIT(1)
#define S1G_CAP1_RX_STBC BIT(2)
#define S1G_CAP1_SU_BFER BIT(3)
#define S1G_CAP1_SU_BFEE BIT(4)
#define S1G_CAP1_BFEE_STS GENMASK(7, 5)
#define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0)
#define S1G_CAP2_MU_BFER BIT(3)
#define S1G_CAP2_MU_BFEE BIT(4)
#define S1G_CAP2_PLUS_HTC_VHT BIT(5)
#define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6)
#define S1G_CAP3_RD_RESPONDER BIT(0)
#define S1G_CAP3_HT_DELAYED_BA BIT(1)
#define S1G_CAP3_MAX_MPDU_LEN BIT(2)
#define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3)
#define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5)
#define S1G_CAP4_UPLINK_SYNC BIT(0)
#define S1G_CAP4_DYNAMIC_AID BIT(1)
#define S1G_CAP4_BAT BIT(2)
#define S1G_CAP4_TIME_ADE BIT(3)
#define S1G_CAP4_NON_TIM BIT(4)
#define S1G_CAP4_GROUP_AID BIT(5)
#define S1G_CAP4_STA_TYPE GENMASK(7, 6)
#define S1G_CAP5_CENT_AUTH_CONTROL BIT(0)
#define S1G_CAP5_DIST_AUTH_CONTROL BIT(1)
#define S1G_CAP5_AMSDU BIT(2)
#define S1G_CAP5_AMPDU BIT(3)
#define S1G_CAP5_ASYMMETRIC_BA BIT(4)
#define S1G_CAP5_FLOW_CONTROL BIT(5)
#define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6)
#define S1G_CAP6_OBSS_MITIGATION BIT(0)
#define S1G_CAP6_FRAGMENT_BA BIT(1)
#define S1G_CAP6_NDP_PS_POLL BIT(2)
#define S1G_CAP6_RAW_OPERATION BIT(3)
#define S1G_CAP6_PAGE_SLICING BIT(4)
#define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5)
#define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6)
#define S1G_CAP7_TACK_AS_PS_POLL BIT(0)
#define S1G_CAP7_DUP_1MHZ BIT(1)
#define S1G_CAP7_MCS_NEGOTIATION BIT(2)
#define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3)
#define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4)
#define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5)
#define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6)
#define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7)
#define S1G_CAP8_TWT_GROUPING BIT(0)
#define S1G_CAP8_BDT BIT(1)
#define S1G_CAP8_COLOR GENMASK(4, 2)
#define S1G_CAP8_TWT_REQUEST BIT(5)
#define S1G_CAP8_TWT_RESPOND BIT(6)
#define S1G_CAP8_PV1_FRAME BIT(7)
#define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
#define S1G_OPER_CH_WIDTH_PRIMARY BIT(0)
#define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1)
#define S1G_OPER_CH_PRIMARY_LOCATION BIT(5)
#define S1G_2M_PRIMARY_LOCATION_LOWER 0
#define S1G_2M_PRIMARY_LOCATION_UPPER 1
#define LISTEN_INT_USF GENMASK(15, 14)
#define LISTEN_INT_UI GENMASK(13, 0)
#define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF)
#define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI)
/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1
#define WLAN_AUTH_FT 2
#define WLAN_AUTH_SAE 3
#define WLAN_AUTH_FILS_SK 4
#define WLAN_AUTH_FILS_SK_PFS 5
#define WLAN_AUTH_FILS_PK 6
#define WLAN_AUTH_LEAP 128
#define WLAN_AUTH_CHALLENGE_LEN 128
#define WLAN_CAPABILITY_ESS (1<<0)
#define WLAN_CAPABILITY_IBSS (1<<1)
/*
* A mesh STA sets the ESS and IBSS capability bits to zero.
* however, this holds true for p2p probe responses (in the p2p_find
* phase) as well.
*/
#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
(!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
#define WLAN_CAPABILITY_PRIVACY (1<<4)
#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
#define WLAN_CAPABILITY_PBCC (1<<6)
#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
/* 802.11h */
#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
#define WLAN_CAPABILITY_QOS (1<<9)
#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
#define WLAN_CAPABILITY_APSD (1<<11)
#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
#define WLAN_CAPABILITY_DEL_BACK (1<<14)
#define WLAN_CAPABILITY_IMM_BACK (1<<15)
/* DMG (60gHz) 802.11ad */
/* type - bits 0..1 */
#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
/* measurement */
#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
#define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11
/* 802.11g ERP information element */
#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
#define WLAN_ERP_USE_PROTECTION (1<<1)
#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
/* WLAN_ERP_BARKER_PREAMBLE values */
enum {
WLAN_ERP_PREAMBLE_SHORT = 0,
WLAN_ERP_PREAMBLE_LONG = 1,
};
/* Band ID, 802.11ad #8.4.1.45 */
enum {
IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
IEEE80211_BANDID_60G = 5, /* 60 GHz */
};
/* Status codes */
enum ieee80211_statuscode {
WLAN_STATUS_SUCCESS = 0,
WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
WLAN_STATUS_CAPS_UNSUPPORTED = 10,
WLAN_STATUS_REASSOC_NO_ASSOC = 11,
WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
WLAN_STATUS_CHALLENGE_FAIL = 15,
WLAN_STATUS_AUTH_TIMEOUT = 16,
WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
WLAN_STATUS_ASSOC_DENIED_RATES = 18,
/* 802.11b */
WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
/* 802.11h */
WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
/* 802.11g */
WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
/* 802.11w */
WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
/* 802.11i */
WLAN_STATUS_INVALID_IE = 40,
WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
WLAN_STATUS_INVALID_AKMP = 43,
WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
/* 802.11e */
WLAN_STATUS_UNSPECIFIED_QOS = 32,
WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
WLAN_STATUS_REQUEST_DECLINED = 37,
WLAN_STATUS_INVALID_QOS_PARAM = 38,
WLAN_STATUS_CHANGE_TSPEC = 39,
WLAN_STATUS_WAIT_TS_DELAY = 47,
WLAN_STATUS_NO_DIRECT_LINK = 48,
WLAN_STATUS_STA_NOT_PRESENT = 49,
WLAN_STATUS_STA_NOT_QSTA = 50,
/* 802.11s */
WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
WLAN_STATUS_FCG_NOT_SUPP = 78,
WLAN_STATUS_STA_NO_TBTT = 78,
/* 802.11ad */
WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
WLAN_STATUS_PERFORMING_FST_NOW = 87,
WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
WLAN_STATUS_REJECT_U_PID_SETTING = 89,
WLAN_STATUS_REJECT_DSE_BAND = 96,
WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
/* 802.11ai */
WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 112,
WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 113,
WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
WLAN_STATUS_SAE_PK = 127,
WLAN_STATUS_DENIED_TID_TO_LINK_MAPPING = 133,
WLAN_STATUS_PREF_TID_TO_LINK_MAPPING_SUGGESTED = 134,
};
/* Reason codes */
enum ieee80211_reasoncode {
WLAN_REASON_UNSPECIFIED = 1,
WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
WLAN_REASON_DEAUTH_LEAVING = 3,
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
WLAN_REASON_DISASSOC_AP_BUSY = 5,
WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
/* 802.11h */
WLAN_REASON_DISASSOC_BAD_POWER = 10,
WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
/* 802.11i */
WLAN_REASON_INVALID_IE = 13,
WLAN_REASON_MIC_FAILURE = 14,
WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
WLAN_REASON_IE_DIFFERENT = 17,
WLAN_REASON_INVALID_GROUP_CIPHER = 18,
WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
WLAN_REASON_INVALID_AKMP = 20,
WLAN_REASON_UNSUPP_RSN_VERSION = 21,
WLAN_REASON_INVALID_RSN_IE_CAP = 22,
WLAN_REASON_IEEE8021X_FAILED = 23,
WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
/* TDLS (802.11z) */
WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
/* 802.11e */
WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
WLAN_REASON_DISASSOC_LOW_ACK = 34,
WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
WLAN_REASON_QSTA_LEAVE_QBSS = 36,
WLAN_REASON_QSTA_NOT_USE = 37,
WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
WLAN_REASON_QSTA_TIMEOUT = 39,
WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
/* 802.11s */
WLAN_REASON_MESH_PEER_CANCELED = 52,
WLAN_REASON_MESH_MAX_PEERS = 53,
WLAN_REASON_MESH_CONFIG = 54,
WLAN_REASON_MESH_CLOSE = 55,
WLAN_REASON_MESH_MAX_RETRIES = 56,
WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
WLAN_REASON_MESH_INVALID_GTK = 58,
WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
WLAN_REASON_MESH_INVALID_SECURITY = 60,
WLAN_REASON_MESH_PATH_ERROR = 61,
WLAN_REASON_MESH_PATH_NOFORWARD = 62,
WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
WLAN_REASON_MESH_CHAN_REGULATORY = 65,
WLAN_REASON_MESH_CHAN = 66,
};
/* Information Element IDs */
enum ieee80211_eid {
WLAN_EID_SSID = 0,
WLAN_EID_SUPP_RATES = 1,
WLAN_EID_FH_PARAMS = 2, /* reserved now */
WLAN_EID_DS_PARAMS = 3,
WLAN_EID_CF_PARAMS = 4,
WLAN_EID_TIM = 5,
WLAN_EID_IBSS_PARAMS = 6,
WLAN_EID_COUNTRY = 7,
/* 8, 9 reserved */
WLAN_EID_REQUEST = 10,
WLAN_EID_QBSS_LOAD = 11,
WLAN_EID_EDCA_PARAM_SET = 12,
WLAN_EID_TSPEC = 13,
WLAN_EID_TCLAS = 14,
WLAN_EID_SCHEDULE = 15,
WLAN_EID_CHALLENGE = 16,
/* 17-31 reserved for challenge text extension */
WLAN_EID_PWR_CONSTRAINT = 32,
WLAN_EID_PWR_CAPABILITY = 33,
WLAN_EID_TPC_REQUEST = 34,
WLAN_EID_TPC_REPORT = 35,
WLAN_EID_SUPPORTED_CHANNELS = 36,
WLAN_EID_CHANNEL_SWITCH = 37,
WLAN_EID_MEASURE_REQUEST = 38,
WLAN_EID_MEASURE_REPORT = 39,
WLAN_EID_QUIET = 40,
WLAN_EID_IBSS_DFS = 41,
WLAN_EID_ERP_INFO = 42,
WLAN_EID_TS_DELAY = 43,
WLAN_EID_TCLAS_PROCESSING = 44,
WLAN_EID_HT_CAPABILITY = 45,
WLAN_EID_QOS_CAPA = 46,
/* 47 reserved for Broadcom */
WLAN_EID_RSN = 48,
WLAN_EID_802_15_COEX = 49,
WLAN_EID_EXT_SUPP_RATES = 50,
WLAN_EID_AP_CHAN_REPORT = 51,
WLAN_EID_NEIGHBOR_REPORT = 52,
WLAN_EID_RCPI = 53,
WLAN_EID_MOBILITY_DOMAIN = 54,
WLAN_EID_FAST_BSS_TRANSITION = 55,
WLAN_EID_TIMEOUT_INTERVAL = 56,
WLAN_EID_RIC_DATA = 57,
WLAN_EID_DSE_REGISTERED_LOCATION = 58,
WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
WLAN_EID_EXT_CHANSWITCH_ANN = 60,
WLAN_EID_HT_OPERATION = 61,
WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
WLAN_EID_ANTENNA_INFO = 64,
WLAN_EID_RSNI = 65,
WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
WLAN_EID_TIME_ADVERTISEMENT = 69,
WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
WLAN_EID_MULTIPLE_BSSID = 71,
WLAN_EID_BSS_COEX_2040 = 72,
WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
WLAN_EID_RIC_DESCRIPTOR = 75,
WLAN_EID_MMIE = 76,
WLAN_EID_ASSOC_COMEBACK_TIME = 77,
WLAN_EID_EVENT_REQUEST = 78,
WLAN_EID_EVENT_REPORT = 79,
WLAN_EID_DIAGNOSTIC_REQUEST = 80,
WLAN_EID_DIAGNOSTIC_REPORT = 81,
WLAN_EID_LOCATION_PARAMS = 82,
WLAN_EID_NON_TX_BSSID_CAP = 83,
WLAN_EID_SSID_LIST = 84,
WLAN_EID_MULTI_BSSID_IDX = 85,
WLAN_EID_FMS_DESCRIPTOR = 86,
WLAN_EID_FMS_REQUEST = 87,
WLAN_EID_FMS_RESPONSE = 88,
WLAN_EID_QOS_TRAFFIC_CAPA = 89,
WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
WLAN_EID_TSF_REQUEST = 91,
WLAN_EID_TSF_RESPOSNE = 92,
WLAN_EID_WNM_SLEEP_MODE = 93,
WLAN_EID_TIM_BCAST_REQ = 94,
WLAN_EID_TIM_BCAST_RESP = 95,
WLAN_EID_COLL_IF_REPORT = 96,
WLAN_EID_CHANNEL_USAGE = 97,
WLAN_EID_TIME_ZONE = 98,
WLAN_EID_DMS_REQUEST = 99,
WLAN_EID_DMS_RESPONSE = 100,
WLAN_EID_LINK_ID = 101,
WLAN_EID_WAKEUP_SCHEDUL = 102,
/* 103 reserved */
WLAN_EID_CHAN_SWITCH_TIMING = 104,
WLAN_EID_PTI_CONTROL = 105,
WLAN_EID_PU_BUFFER_STATUS = 106,
WLAN_EID_INTERWORKING = 107,
WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
WLAN_EID_EXPEDITED_BW_REQ = 109,
WLAN_EID_QOS_MAP_SET = 110,
WLAN_EID_ROAMING_CONSORTIUM = 111,
WLAN_EID_EMERGENCY_ALERT = 112,
WLAN_EID_MESH_CONFIG = 113,
WLAN_EID_MESH_ID = 114,
WLAN_EID_LINK_METRIC_REPORT = 115,
WLAN_EID_CONGESTION_NOTIFICATION = 116,
WLAN_EID_PEER_MGMT = 117,
WLAN_EID_CHAN_SWITCH_PARAM = 118,
WLAN_EID_MESH_AWAKE_WINDOW = 119,
WLAN_EID_BEACON_TIMING = 120,
WLAN_EID_MCCAOP_SETUP_REQ = 121,
WLAN_EID_MCCAOP_SETUP_RESP = 122,
WLAN_EID_MCCAOP_ADVERT = 123,
WLAN_EID_MCCAOP_TEARDOWN = 124,
WLAN_EID_GANN = 125,
WLAN_EID_RANN = 126,
WLAN_EID_EXT_CAPABILITY = 127,
/* 128, 129 reserved for Agere */
WLAN_EID_PREQ = 130,
WLAN_EID_PREP = 131,
WLAN_EID_PERR = 132,
/* 133-136 reserved for Cisco */
WLAN_EID_PXU = 137,
WLAN_EID_PXUC = 138,
WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
WLAN_EID_MIC = 140,
WLAN_EID_DESTINATION_URI = 141,
WLAN_EID_UAPSD_COEX = 142,
WLAN_EID_WAKEUP_SCHEDULE = 143,
WLAN_EID_EXT_SCHEDULE = 144,
WLAN_EID_STA_AVAILABILITY = 145,
WLAN_EID_DMG_TSPEC = 146,
WLAN_EID_DMG_AT = 147,
WLAN_EID_DMG_CAP = 148,
/* 149 reserved for Cisco */
WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
WLAN_EID_DMG_OPERATION = 151,
WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
WLAN_EID_DMG_BEAM_REFINEMENT = 153,
WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
/* 155-156 reserved for Cisco */
WLAN_EID_AWAKE_WINDOW = 157,
WLAN_EID_MULTI_BAND = 158,
WLAN_EID_ADDBA_EXT = 159,
WLAN_EID_NEXT_PCP_LIST = 160,
WLAN_EID_PCP_HANDOVER = 161,
WLAN_EID_DMG_LINK_MARGIN = 162,
WLAN_EID_SWITCHING_STREAM = 163,
WLAN_EID_SESSION_TRANSITION = 164,
WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
WLAN_EID_CLUSTER_REPORT = 166,
WLAN_EID_RELAY_CAP = 167,
WLAN_EID_RELAY_XFER_PARAM_SET = 168,
WLAN_EID_BEAM_LINK_MAINT = 169,
WLAN_EID_MULTIPLE_MAC_ADDR = 170,
WLAN_EID_U_PID = 171,
WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
/* 173 reserved for Symbol */
WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
WLAN_EID_QUIET_PERIOD_REQ = 175,
/* 176 reserved for Symbol */
WLAN_EID_QUIET_PERIOD_RESP = 177,
/* 178-179 reserved for Symbol */
/* 180 reserved for ISO/IEC 20011 */
WLAN_EID_EPAC_POLICY = 182,
WLAN_EID_CLISTER_TIME_OFF = 183,
WLAN_EID_INTER_AC_PRIO = 184,
WLAN_EID_SCS_DESCRIPTOR = 185,
WLAN_EID_QLOAD_REPORT = 186,
WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
WLAN_EID_HL_STREAM_ID = 188,
WLAN_EID_GCR_GROUP_ADDR = 189,
WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
WLAN_EID_VHT_CAPABILITY = 191,
WLAN_EID_VHT_OPERATION = 192,
WLAN_EID_EXTENDED_BSS_LOAD = 193,
WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
WLAN_EID_TX_POWER_ENVELOPE = 195,
WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
WLAN_EID_AID = 197,
WLAN_EID_QUIET_CHANNEL = 198,
WLAN_EID_OPMODE_NOTIF = 199,
WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
WLAN_EID_AID_REQUEST = 210,
WLAN_EID_AID_RESPONSE = 211,
WLAN_EID_S1G_BCN_COMPAT = 213,
WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
WLAN_EID_S1G_TWT = 216,
WLAN_EID_S1G_CAPABILITIES = 217,
WLAN_EID_VENDOR_SPECIFIC = 221,
WLAN_EID_QOS_PARAMETER = 222,
WLAN_EID_S1G_OPERATION = 232,
WLAN_EID_CAG_NUMBER = 237,
WLAN_EID_AP_CSN = 239,
WLAN_EID_FILS_INDICATION = 240,
WLAN_EID_DILS = 241,
WLAN_EID_FRAGMENT = 242,
WLAN_EID_RSNX = 244,
WLAN_EID_EXTENSION = 255
};
/* Element ID Extensions for Element ID 255 */
enum ieee80211_eid_ext {
WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
WLAN_EID_EXT_FILS_SESSION = 4,
WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
WLAN_EID_EXT_KEY_DELIVERY = 7,
WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
WLAN_EID_EXT_FILS_NONCE = 13,
WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
WLAN_EID_EXT_DH_PARAMETER = 32,
WLAN_EID_EXT_HE_CAPABILITY = 35,
WLAN_EID_EXT_HE_OPERATION = 36,
WLAN_EID_EXT_UORA = 37,
WLAN_EID_EXT_HE_MU_EDCA = 38,
WLAN_EID_EXT_HE_SPR = 39,
WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
WLAN_EID_EXT_ESS_REPORT = 45,
WLAN_EID_EXT_OPS = 46,
WLAN_EID_EXT_HE_BSS_LOAD = 47,
WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
WLAN_EID_EXT_NON_INHERITANCE = 56,
WLAN_EID_EXT_KNOWN_BSSID = 57,
WLAN_EID_EXT_SHORT_SSID_LIST = 58,
WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
WLAN_EID_EXT_EHT_OPERATION = 106,
WLAN_EID_EXT_EHT_MULTI_LINK = 107,
WLAN_EID_EXT_EHT_CAPABILITY = 108,
WLAN_EID_EXT_TID_TO_LINK_MAPPING = 109,
WLAN_EID_EXT_BANDWIDTH_INDICATION = 135,
WLAN_EID_EXT_KNOWN_STA_IDENTIFCATION = 136,
WLAN_EID_EXT_NON_AP_STA_REG_CON = 137,
};
/* Action category code */
enum ieee80211_category {
WLAN_CATEGORY_SPECTRUM_MGMT = 0,
WLAN_CATEGORY_QOS = 1,
WLAN_CATEGORY_DLS = 2,
WLAN_CATEGORY_BACK = 3,
WLAN_CATEGORY_PUBLIC = 4,
WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
WLAN_CATEGORY_HT = 7,
WLAN_CATEGORY_SA_QUERY = 8,
WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
WLAN_CATEGORY_WNM = 10,
WLAN_CATEGORY_WNM_UNPROTECTED = 11,
WLAN_CATEGORY_TDLS = 12,
WLAN_CATEGORY_MESH_ACTION = 13,
WLAN_CATEGORY_MULTIHOP_ACTION = 14,
WLAN_CATEGORY_SELF_PROTECTED = 15,
WLAN_CATEGORY_DMG = 16,
WLAN_CATEGORY_WMM = 17,
WLAN_CATEGORY_FST = 18,
WLAN_CATEGORY_UNPROT_DMG = 20,
WLAN_CATEGORY_VHT = 21,
WLAN_CATEGORY_S1G = 22,
WLAN_CATEGORY_PROTECTED_EHT = 37,
WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
};
/* SPECTRUM_MGMT action code */
enum ieee80211_spectrum_mgmt_actioncode {
WLAN_ACTION_SPCT_MSR_REQ = 0,
WLAN_ACTION_SPCT_MSR_RPRT = 1,
WLAN_ACTION_SPCT_TPC_REQ = 2,
WLAN_ACTION_SPCT_TPC_RPRT = 3,
WLAN_ACTION_SPCT_CHL_SWITCH = 4,
};
/* Self Protected Action codes */
enum ieee80211_self_protected_actioncode {
WLAN_SP_RESERVED = 0,
WLAN_SP_MESH_PEERING_OPEN = 1,
WLAN_SP_MESH_PEERING_CONFIRM = 2,
WLAN_SP_MESH_PEERING_CLOSE = 3,
WLAN_SP_MGK_INFORM = 4,
WLAN_SP_MGK_ACK = 5,
};
/* Unprotected WNM action codes */
enum ieee80211_unprotected_wnm_actioncode {
WLAN_UNPROTECTED_WNM_ACTION_TIM = 0,
WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1,
};
/* Security key length */
enum ieee80211_key_len {
WLAN_KEY_LEN_WEP40 = 5,
WLAN_KEY_LEN_WEP104 = 13,
WLAN_KEY_LEN_CCMP = 16,
WLAN_KEY_LEN_CCMP_256 = 32,
WLAN_KEY_LEN_TKIP = 32,
WLAN_KEY_LEN_AES_CMAC = 16,
WLAN_KEY_LEN_SMS4 = 32,
WLAN_KEY_LEN_GCMP = 16,
WLAN_KEY_LEN_GCMP_256 = 32,
WLAN_KEY_LEN_BIP_CMAC_256 = 32,
WLAN_KEY_LEN_BIP_GMAC_128 = 16,
WLAN_KEY_LEN_BIP_GMAC_256 = 32,
};
enum ieee80211_s1g_actioncode {
WLAN_S1G_AID_SWITCH_REQUEST,
WLAN_S1G_AID_SWITCH_RESPONSE,
WLAN_S1G_SYNC_CONTROL,
WLAN_S1G_STA_INFO_ANNOUNCE,
WLAN_S1G_EDCA_PARAM_SET,
WLAN_S1G_EL_OPERATION,
WLAN_S1G_TWT_SETUP,
WLAN_S1G_TWT_TEARDOWN,
WLAN_S1G_SECT_GROUP_ID_LIST,
WLAN_S1G_SECT_ID_FEEDBACK,
WLAN_S1G_TWT_INFORMATION = 11,
};
/* Radio measurement action codes as defined in IEEE 802.11-2024 - Table 9-470 */
enum ieee80211_radio_measurement_actioncode {
WLAN_RM_ACTION_RADIO_MEASUREMENT_REQUEST = 0,
WLAN_RM_ACTION_RADIO_MEASUREMENT_REPORT = 1,
WLAN_RM_ACTION_LINK_MEASUREMENT_REQUEST = 2,
WLAN_RM_ACTION_LINK_MEASUREMENT_REPORT = 3,
WLAN_RM_ACTION_NEIGHBOR_REPORT_REQUEST = 4,
WLAN_RM_ACTION_NEIGHBOR_REPORT_RESPONSE = 5,
};
#define IEEE80211_WEP_IV_LEN 4
#define IEEE80211_WEP_ICV_LEN 4
#define IEEE80211_CCMP_HDR_LEN 8
#define IEEE80211_CCMP_MIC_LEN 8
#define IEEE80211_CCMP_PN_LEN 6
#define IEEE80211_CCMP_256_HDR_LEN 8
#define IEEE80211_CCMP_256_MIC_LEN 16
#define IEEE80211_CCMP_256_PN_LEN 6
#define IEEE80211_TKIP_IV_LEN 8
#define IEEE80211_TKIP_ICV_LEN 4
#define IEEE80211_CMAC_PN_LEN 6
#define IEEE80211_GMAC_PN_LEN 6
#define IEEE80211_GCMP_HDR_LEN 8
#define IEEE80211_GCMP_MIC_LEN 16
#define IEEE80211_GCMP_PN_LEN 6
#define FILS_NONCE_LEN 16
#define FILS_MAX_KEK_LEN 64
#define FILS_ERP_MAX_USERNAME_LEN 16
#define FILS_ERP_MAX_REALM_LEN 253
#define FILS_ERP_MAX_RRK_LEN 64
#define PMK_MAX_LEN 64
#define SAE_PASSWORD_MAX_LEN 128
/* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
enum ieee80211_pub_actioncode {
WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
WLAN_PUB_ACTION_MSMT_PILOT = 7,
WLAN_PUB_ACTION_DSE_PC = 8,
WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
WLAN_PUB_ACTION_QMF_POLICY = 18,
WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
WLAN_PUB_ACTION_QLOAD_REPORT = 21,
WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
WLAN_PUB_ACTION_PUBLIC_KEY = 24,
WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
WLAN_PUB_ACTION_FTM_REQUEST = 32,
WLAN_PUB_ACTION_FTM_RESPONSE = 33,
WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
};
/* TDLS action codes */
enum ieee80211_tdls_actioncode {
WLAN_TDLS_SETUP_REQUEST = 0,
WLAN_TDLS_SETUP_RESPONSE = 1,
WLAN_TDLS_SETUP_CONFIRM = 2,
WLAN_TDLS_TEARDOWN = 3,
WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
WLAN_TDLS_PEER_PSM_REQUEST = 7,
WLAN_TDLS_PEER_PSM_RESPONSE = 8,
WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
WLAN_TDLS_DISCOVERY_REQUEST = 10,
};
/* Extended Channel Switching capability to be set in the 1st byte of
* the @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
/* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
* @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6)
/* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
* of the @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7)
/* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
#define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
/* Interworking capabilities are set in 7th bit of 4th byte of the
* @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
/*
* TDLS capabililites to be enabled in the 5th byte of the
* @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
/* Defines the maximal number of MSDUs in an A-MSDU. */
#define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
#define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
/*
* Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
* information element
*/
#define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
/* Defines support for TWT Requester and TWT Responder */
#define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5)
#define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6)
/*
* When set, indicates that the AP is able to tolerate 26-tone RU UL
* OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
* 26-tone RU UL OFDMA transmissions as radar pulses).
*/
#define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
/* Defines support for enhanced multi-bssid advertisement*/
#define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3)
/* Enable Beacon Protection */
#define WLAN_EXT_CAPA11_BCN_PROTECT BIT(4)
/* TDLS specific payload type in the LLC/SNAP header */
#define WLAN_TDLS_SNAP_RFTYPE 0x2
/* BSS Coex IE information field bits */
#define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
/*
* IEEE 802.11-2007 7.3.2.9 Country information element
*
* Minimum length is 8 octets, ie len must be evenly
* divisible by 2
*/
/* Although the spec says 8 I'm seeing 6 in practice */
#define IEEE80211_COUNTRY_IE_MIN_LEN 6
/* The Country String field of the element shall be 3 octets in length */
#define IEEE80211_COUNTRY_STRING_LEN 3
/*
* For regulatory extension stuff see IEEE 802.11-2007
* Annex I (page 1141) and Annex J (page 1147). Also
* review 7.3.2.9.
*
* When dot11RegulatoryClassesRequired is true and the
* first_channel/reg_extension_id is >= 201 then the IE
* compromises of the 'ext' struct represented below:
*
* - Regulatory extension ID - when generating IE this just needs
* to be monotonically increasing for each triplet passed in
* the IE
* - Regulatory class - index into set of rules
* - Coverage class - index into air propagation time (Table 7-27),
* in microseconds, you can compute the air propagation time from
* the index by multiplying by 3, so index 10 yields a propagation
* of 10 us. Valid values are 0-31, values 32-255 are not defined
* yet. A value of 0 inicates air propagation of <= 1 us.
*
* See also Table I.2 for Emission limit sets and table
* I.3 for Behavior limit sets. Table J.1 indicates how to map
* a reg_class to an emission limit set and behavior limit set.
*/
#define IEEE80211_COUNTRY_EXTENSION_ID 201
/*
* Channels numbers in the IE must be monotonically increasing
* if dot11RegulatoryClassesRequired is not true.
*
* If dot11RegulatoryClassesRequired is true consecutive
* subband triplets following a regulatory triplet shall
* have monotonically increasing first_channel number fields.
*
* Channel numbers shall not overlap.
*
* Note that max_power is signed.
*/
struct ieee80211_country_ie_triplet {
union {
struct {
u8 first_channel;
u8 num_channels;
s8 max_power;
} __packed chans;
struct {
u8 reg_extension_id;
u8 reg_class;
u8 coverage_class;
} __packed ext;
};
} __packed;
enum ieee80211_timeout_interval_type {
WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
};
/**
* struct ieee80211_timeout_interval_ie - Timeout Interval element
* @type: type, see &enum ieee80211_timeout_interval_type
* @value: timeout interval value
*/
struct ieee80211_timeout_interval_ie {
u8 type;
__le32 value;
} __packed;
/**
* enum ieee80211_idle_options - BSS idle options
* @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
* protected frame to the AP to reset the idle timer at the AP for
* the station.
*/
enum ieee80211_idle_options {
WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
};
/**
* struct ieee80211_bss_max_idle_period_ie - BSS max idle period element struct
*
* This structure refers to "BSS Max idle period element"
*
* @max_idle_period: indicates the time period during which a station can
* refrain from transmitting frames to its associated AP without being
* disassociated. In units of 1000 TUs.
* @idle_options: indicates the options associated with the BSS idle capability
* as specified in &enum ieee80211_idle_options.
*/
struct ieee80211_bss_max_idle_period_ie {
__le16 max_idle_period;
u8 idle_options;
} __packed;
/* SA Query action */
enum ieee80211_sa_query_action {
WLAN_ACTION_SA_QUERY_REQUEST = 0,
WLAN_ACTION_SA_QUERY_RESPONSE = 1,
};
/**
* struct ieee80211_bssid_index - multiple BSSID index element structure
*
* This structure refers to "Multiple BSSID-index element"
*
* @bssid_index: BSSID index
* @dtim_period: optional, overrides transmitted BSS dtim period
* @dtim_count: optional, overrides transmitted BSS dtim count
*/
struct ieee80211_bssid_index {
u8 bssid_index;
u8 dtim_period;
u8 dtim_count;
};
/**
* struct ieee80211_multiple_bssid_configuration - multiple BSSID configuration
* element structure
*
* This structure refers to "Multiple BSSID Configuration element"
*
* @bssid_count: total number of active BSSIDs in the set
* @profile_periodicity: the least number of beacon frames need to be received
* in order to discover all the nontransmitted BSSIDs in the set.
*/
struct ieee80211_multiple_bssid_configuration {
u8 bssid_count;
u8 profile_periodicity;
};
#define SUITE(oui, id) (((oui) << 8) | (id))
/* cipher suite selectors */
#define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
#define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
#define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
/* reserved: SUITE(0x000FAC, 3) */
#define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
#define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
#define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
#define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
#define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
#define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
#define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
#define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
#define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
#define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
/* AKM suite selectors */
#define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
#define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
#define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
#define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
#define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
#define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
#define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
#define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
#define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
#define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10)
#define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
#define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
#define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13)
#define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
#define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
#define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
#define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
#define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18)
#define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19)
#define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20)
#define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2)
#define WLAN_MAX_KEY_LEN 32
#define WLAN_PMK_NAME_LEN 16
#define WLAN_PMKID_LEN 16
#define WLAN_PMK_LEN_EAP_LEAP 16
#define WLAN_PMK_LEN 32
#define WLAN_PMK_LEN_SUITE_B_192 48
#define WLAN_OUI_WFA 0x506f9a
#define WLAN_OUI_TYPE_WFA_P2P 9
#define WLAN_OUI_TYPE_WFA_DPP 0x1A
#define WLAN_OUI_MICROSOFT 0x0050f2
#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
#define WLAN_OUI_TYPE_MICROSOFT_TPC 8
/*
* WMM/802.11e Tspec Element
*/
#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
enum ieee80211_tspec_status_code {
IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
};
struct ieee80211_tspec_ie {
u8 element_id;
u8 len;
u8 oui[3];
u8 oui_type;
u8 oui_subtype;
u8 version;
__le16 tsinfo;
u8 tsinfo_resvd;
__le16 nominal_msdu;
__le16 max_msdu;
__le32 min_service_int;
__le32 max_service_int;
__le32 inactivity_int;
__le32 suspension_int;
__le32 service_start_time;
__le32 min_data_rate;
__le32 mean_data_rate;
__le32 peak_data_rate;
__le32 max_burst_size;
__le32 delay_bound;
__le32 min_phy_rate;
__le16 sba;
__le16 medium_time;
} __packed;
/**
* ieee80211_get_qos_ctl - get pointer to qos control bytes
* @hdr: the frame
* Return: a pointer to the QoS control field in the frame header
*
* The qos ctrl bytes come after the frame_control, duration, seq_num
* and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose
* between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr.
*/
static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
{
union {
struct ieee80211_qos_hdr addr3;
struct ieee80211_qos_hdr_4addr addr4;
} *qos;
qos = (void *)hdr;
if (ieee80211_has_a4(qos->addr3.frame_control))
return (u8 *)&qos->addr4.qos_ctrl;
else
return (u8 *)&qos->addr3.qos_ctrl;
}
/**
* ieee80211_get_tid - get qos TID
* @hdr: the frame
* Return: the TID from the QoS control field
*/
static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
{
u8 *qc = ieee80211_get_qos_ctl(hdr);
return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
}
/**
* ieee80211_get_SA - get pointer to SA
* @hdr: the frame
* Return: a pointer to the source address (SA)
*
* Given an 802.11 frame, this function returns the offset
* to the source address (SA). It does not verify that the
* header is long enough to contain the address, and the
* header must be long enough to contain the frame control
* field.
*/
static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
{
if (ieee80211_has_a4(hdr->frame_control))
return hdr->addr4;
if (ieee80211_has_fromds(hdr->frame_control))
return hdr->addr3;
return hdr->addr2;
}
/**
* ieee80211_get_DA - get pointer to DA
* @hdr: the frame
* Return: a pointer to the destination address (DA)
*
* Given an 802.11 frame, this function returns the offset
* to the destination address (DA). It does not verify that
* the header is long enough to contain the address, and the
* header must be long enough to contain the frame control
* field.
*/
static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
{
if (ieee80211_has_tods(hdr->frame_control))
return hdr->addr3;
else
return hdr->addr1;
}
/**
* ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
* @skb: the skb to check, starting with the 802.11 header
* Return: whether or not the MMPDU is bufferable
*/
static inline bool ieee80211_is_bufferable_mmpdu(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
__le16 fc = mgmt->frame_control;
/*
* IEEE 802.11 REVme D2.0 definition of bufferable MMPDU;
* note that this ignores the IBSS special case.
*/
if (!ieee80211_is_mgmt(fc))
return false;
if (ieee80211_is_disassoc(fc) || ieee80211_is_deauth(fc))
return true;
if (!ieee80211_is_action(fc))
return false;
if (skb->len < offsetofend(typeof(*mgmt), u.action.u.ftm.action_code))
return true;
/* action frame - additionally check for non-bufferable FTM */
if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
mgmt->u.action.category != WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION)
return true;
if (mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_REQUEST ||
mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_RESPONSE)
return false;
return true;
}
/**
* _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
* @hdr: the frame (buffer must include at least the first octet of payload)
* Return: whether or not the frame is a robust management frame
*/
static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
{
if (ieee80211_is_disassoc(hdr->frame_control) ||
ieee80211_is_deauth(hdr->frame_control))
return true;
if (ieee80211_is_action(hdr->frame_control)) {
u8 *category;
/*
* Action frames, excluding Public Action frames, are Robust
* Management Frames. However, if we are looking at a Protected
* frame, skip the check since the data may be encrypted and
* the frame has already been found to be a Robust Management
* Frame (by the other end).
*/
if (ieee80211_has_protected(hdr->frame_control))
return true;
category = ((u8 *) hdr) + 24;
return *category != WLAN_CATEGORY_PUBLIC &&
*category != WLAN_CATEGORY_HT &&
*category != WLAN_CATEGORY_WNM_UNPROTECTED &&
*category != WLAN_CATEGORY_SELF_PROTECTED &&
*category != WLAN_CATEGORY_UNPROT_DMG &&
*category != WLAN_CATEGORY_VHT &&
*category != WLAN_CATEGORY_S1G &&
*category != WLAN_CATEGORY_VENDOR_SPECIFIC;
}
return false;
}
/**
* ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
* @skb: the skb containing the frame, length will be checked
* Return: whether or not the frame is a robust management frame
*/
static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
{
if (skb->len < IEEE80211_MIN_ACTION_SIZE)
return false;
return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
}
/**
* ieee80211_is_public_action - check if frame is a public action frame
* @hdr: the frame
* @len: length of the frame
* Return: whether or not the frame is a public action frame
*/
static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
size_t len)
{
struct ieee80211_mgmt *mgmt = (void *)hdr;
if (len < IEEE80211_MIN_ACTION_SIZE)
return false;
if (!ieee80211_is_action(hdr->frame_control))
return false;
return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
}
/**
* ieee80211_is_protected_dual_of_public_action - check if skb contains a
* protected dual of public action management frame
* @skb: the skb containing the frame, length will be checked
*
* Return: true if the skb contains a protected dual of public action
* management frame, false otherwise.
*/
static inline bool
ieee80211_is_protected_dual_of_public_action(struct sk_buff *skb)
{
u8 action;
if (!ieee80211_is_public_action((void *)skb->data, skb->len) ||
skb->len < IEEE80211_MIN_ACTION_SIZE + 1)
return false;
action = *(u8 *)(skb->data + IEEE80211_MIN_ACTION_SIZE);
return action != WLAN_PUB_ACTION_20_40_BSS_COEX &&
action != WLAN_PUB_ACTION_DSE_REG_LOC_ANN &&
action != WLAN_PUB_ACTION_MSMT_PILOT &&
action != WLAN_PUB_ACTION_TDLS_DISCOVER_RES &&
action != WLAN_PUB_ACTION_LOC_TRACK_NOTI &&
action != WLAN_PUB_ACTION_FTM_REQUEST &&
action != WLAN_PUB_ACTION_FTM_RESPONSE &&
action != WLAN_PUB_ACTION_FILS_DISCOVERY &&
action != WLAN_PUB_ACTION_VENDOR_SPECIFIC;
}
/**
* _ieee80211_is_group_privacy_action - check if frame is a group addressed
* privacy action frame
* @hdr: the frame
* Return: whether or not the frame is a group addressed privacy action frame
*/
static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
{
struct ieee80211_mgmt *mgmt = (void *)hdr;
if (!ieee80211_is_action(hdr->frame_control) ||
!is_multicast_ether_addr(hdr->addr1))
return false;
return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
}
/**
* ieee80211_is_group_privacy_action - check if frame is a group addressed
* privacy action frame
* @skb: the skb containing the frame, length will be checked
* Return: whether or not the frame is a group addressed privacy action frame
*/
static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
{
if (skb->len < IEEE80211_MIN_ACTION_SIZE)
return false;
return _ieee80211_is_group_privacy_action((void *)skb->data);
}
/**
* ieee80211_tu_to_usec - convert time units (TU) to microseconds
* @tu: the TUs
* Return: the time value converted to microseconds
*/
static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
{
return 1024 * tu;
}
static inline bool __ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
u8 tim_len, u16 aid)
{
u8 mask;
u8 index, indexn1, indexn2;
if (unlikely(!tim || tim_len < sizeof(*tim)))
return false;
aid &= 0x3fff;
index = aid / 8;
mask = 1 << (aid & 7);
indexn1 = tim->bitmap_ctrl & 0xfe;
indexn2 = tim_len + indexn1 - 4;
if (index < indexn1 || index > indexn2)
return false;
index -= indexn1;
return !!(tim->virtual_map[index] & mask);
}
struct s1g_tim_aid {
u16 aid;
u8 target_blk; /* Target block index */
u8 target_subblk; /* Target subblock index */
u8 target_subblk_bit; /* Target subblock bit */
};
struct s1g_tim_enc_block {
u8 enc_mode;
bool inverse;
const u8 *ptr;
u8 len;
/*
* For an OLB encoded block that spans multiple blocks, this
* is the offset into the span described by that encoded block.
*/
u8 olb_blk_offset;
};
/*
* Helper routines to quickly extract the length of an encoded block. Validation
* is also performed to ensure the length extracted lies within the TIM.
*/
static inline int ieee80211_s1g_len_bitmap(const u8 *ptr, const u8 *end)
{
u8 blkmap;
u8 n_subblks;
if (ptr >= end)
return -EINVAL;
blkmap = *ptr;
n_subblks = hweight8(blkmap);
if (ptr + 1 + n_subblks > end)
return -EINVAL;
return 1 + n_subblks;
}
static inline int ieee80211_s1g_len_single(const u8 *ptr, const u8 *end)
{
return (ptr + 1 > end) ? -EINVAL : 1;
}
static inline int ieee80211_s1g_len_olb(const u8 *ptr, const u8 *end)
{
if (ptr >= end)
return -EINVAL;
return (ptr + 1 + *ptr > end) ? -EINVAL : 1 + *ptr;
}
/*
* Enumerate all encoded blocks until we find the encoded block that describes
* our target AID. OLB is a special case as a single encoded block can describe
* multiple blocks as a single encoded block.
*/
static inline int ieee80211_s1g_find_target_block(struct s1g_tim_enc_block *enc,
const struct s1g_tim_aid *aid,
const u8 *ptr, const u8 *end)
{
/* need at least block-control octet */
while (ptr + 1 <= end) {
u8 ctrl = *ptr++;
u8 mode = ctrl & 0x03;
bool contains, inverse = ctrl & BIT(2);
u8 span, blk_off = ctrl >> 3;
int len;
switch (mode) {
case IEEE80211_S1G_TIM_ENC_MODE_BLOCK:
len = ieee80211_s1g_len_bitmap(ptr, end);
contains = blk_off == aid->target_blk;
break;
case IEEE80211_S1G_TIM_ENC_MODE_SINGLE:
len = ieee80211_s1g_len_single(ptr, end);
contains = blk_off == aid->target_blk;
break;
case IEEE80211_S1G_TIM_ENC_MODE_OLB:
len = ieee80211_s1g_len_olb(ptr, end);
/*
* An OLB encoded block can describe more then one
* block, meaning an encoded OLB block can span more
* then a single block.
*/
if (len > 0) {
/* Minus one for the length octet */
span = DIV_ROUND_UP(len - 1, 8);
/*
* Check if our target block lies within the
* block span described by this encoded block.
*/
contains = (aid->target_blk >= blk_off) &&
(aid->target_blk < blk_off + span);
}
break;
default:
return -EOPNOTSUPP;
}
if (len < 0)
return len;
if (contains) {
enc->enc_mode = mode;
enc->inverse = inverse;
enc->ptr = ptr;
enc->len = (u8)len;
enc->olb_blk_offset = blk_off;
return 0;
}
ptr += len;
}
return -ENOENT;
}
static inline bool ieee80211_s1g_parse_bitmap(struct s1g_tim_enc_block *enc,
struct s1g_tim_aid *aid)
{
const u8 *ptr = enc->ptr;
u8 blkmap = *ptr++;
/*
* If our block bitmap does not contain a set bit that corresponds
* to our AID, it could mean a variety of things depending on if
* the encoding mode is inverted or not.
*
* 1. If inverted, it means the entire subblock is present and hence
* our AID has been set.
* 2. If not inverted, it means our subblock is not present and hence
* it is all zero meaning our AID is not set.
*/
if (!(blkmap & BIT(aid->target_subblk)))
return enc->inverse;
/*
* Increment ptr by the number of set subblocks that appear before our
* target subblock. If our target subblock is 0, do nothing as ptr
* already points to our target subblock.
*/
if (aid->target_subblk)
ptr += hweight8(blkmap & GENMASK(aid->target_subblk - 1, 0));
return !!(*ptr & BIT(aid->target_subblk_bit)) ^ enc->inverse;
}
static inline bool ieee80211_s1g_parse_single(struct s1g_tim_enc_block *enc,
struct s1g_tim_aid *aid)
{
/*
* Single AID mode describes, as the name suggests, a single AID
* within the block described by the encoded block. The octet
* contains the 6 LSBs of the AID described in the block. The other
* 2 bits are reserved. When inversed, every single AID described
* by the current block have buffered traffic except for the AID
* described in the single AID octet.
*/
return ((*enc->ptr & 0x3f) == (aid->aid & 0x3f)) ^ enc->inverse;
}
static inline bool ieee80211_s1g_parse_olb(struct s1g_tim_enc_block *enc,
struct s1g_tim_aid *aid)
{
const u8 *ptr = enc->ptr;
u8 blk_len = *ptr++;
/*
* Given an OLB encoded block that describes multiple blocks,
* calculate the offset into the span. Then calculate the
* subblock location normally.
*/
u16 span_offset = aid->target_blk - enc->olb_blk_offset;
u16 subblk_idx = span_offset * 8 + aid->target_subblk;
if (subblk_idx >= blk_len)
return enc->inverse;
return !!(ptr[subblk_idx] & BIT(aid->target_subblk_bit)) ^ enc->inverse;
}
/*
* An S1G PVB has 3 non optional encoding types, each that can be inverted.
* An S1G PVB is constructed with zero or more encoded block subfields. Each
* encoded block represents a single "block" of AIDs (64), and each encoded
* block can contain one of the 3 encoding types alongside a single bit for
* whether the bits should be inverted.
*
* As the standard makes no guarantee about the ordering of encoded blocks,
* we must parse every encoded block in the worst case scenario given an
* AID that lies within the last block.
*/
static inline bool ieee80211_s1g_check_tim(const struct ieee80211_tim_ie *tim,
u8 tim_len, u16 aid)
{
int err;
struct s1g_tim_aid target_aid;
struct s1g_tim_enc_block enc_blk;
if (tim_len < 3)
return false;
target_aid.aid = aid;
target_aid.target_blk = (aid >> 6) & 0x1f;
target_aid.target_subblk = (aid >> 3) & 0x7;
target_aid.target_subblk_bit = aid & 0x7;
/*
* Find our AIDs target encoded block and fill &enc_blk with the
* encoded blocks information. If no entry is found or an error
* occurs return false.
*/
err = ieee80211_s1g_find_target_block(&enc_blk, &target_aid,
tim->virtual_map,
(const u8 *)tim + tim_len + 2);
if (err)
return false;
switch (enc_blk.enc_mode) {
case IEEE80211_S1G_TIM_ENC_MODE_BLOCK:
return ieee80211_s1g_parse_bitmap(&enc_blk, &target_aid);
case IEEE80211_S1G_TIM_ENC_MODE_SINGLE:
return ieee80211_s1g_parse_single(&enc_blk, &target_aid);
case IEEE80211_S1G_TIM_ENC_MODE_OLB:
return ieee80211_s1g_parse_olb(&enc_blk, &target_aid);
default:
return false;
}
}
/**
* ieee80211_check_tim - check if AID bit is set in TIM
* @tim: the TIM IE
* @tim_len: length of the TIM IE
* @aid: the AID to look for
* @s1g: whether the TIM is from an S1G PPDU
* Return: whether or not traffic is indicated in the TIM for the given AID
*/
static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
u8 tim_len, u16 aid, bool s1g)
{
return s1g ? ieee80211_s1g_check_tim(tim, tim_len, aid) :
__ieee80211_check_tim(tim, tim_len, aid);
}
/**
* ieee80211_get_tdls_action - get TDLS action code
* @skb: the skb containing the frame, length will not be checked
* Return: the TDLS action code, or -1 if it's not an encapsulated TDLS action
* frame
*
* This function assumes the frame is a data frame, and that the network header
* is in the correct place.
*/
static inline int ieee80211_get_tdls_action(struct sk_buff *skb)
{
if (!skb_is_nonlinear(skb) &&
skb->len > (skb_network_offset(skb) + 2)) {
/* Point to where the indication of TDLS should start */
const u8 *tdls_data = skb_network_header(skb) - 2;
if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
tdls_data[3] == WLAN_CATEGORY_TDLS)
return tdls_data[4];
}
return -1;
}
/* convert time units */
#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
/* convert frequencies */
#define MHZ_TO_KHZ(freq) ((freq) * 1000)
#define KHZ_TO_MHZ(freq) ((freq) / 1000)
#define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
#define KHZ_F "%d.%03d"
/* convert powers */
#define DBI_TO_MBI(gain) ((gain) * 100)
#define MBI_TO_DBI(gain) ((gain) / 100)
#define DBM_TO_MBM(gain) ((gain) * 100)
#define MBM_TO_DBM(gain) ((gain) / 100)
/**
* ieee80211_action_contains_tpc - checks if the frame contains TPC element
* @skb: the skb containing the frame, length will be checked
* Return: %true if the frame contains a TPC element, %false otherwise
*
* This function checks if it's either TPC report action frame or Link
* Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
* and 8.5.7.5 accordingly.
*/
static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (!ieee80211_is_action(mgmt->frame_control))
return false;
if (skb->len < IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.tpc_report))
return false;
/*
* TPC report - check that:
* category = 0 (Spectrum Management) or 5 (Radio Measurement)
* spectrum management action = 3 (TPC/Link Measurement report)
* TPC report EID = 35
* TPC report element length = 2
*
* The spectrum management's tpc_report struct is used here both for
* parsing tpc_report and radio measurement's link measurement report
* frame, since the relevant part is identical in both frames.
*/
if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
return false;
/* both spectrum mgmt and link measurement have same action code */
if (mgmt->u.action.u.tpc_report.action_code !=
WLAN_ACTION_SPCT_TPC_RPRT)
return false;
if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
mgmt->u.action.u.tpc_report.tpc_elem_length !=
sizeof(struct ieee80211_tpc_report_ie))
return false;
return true;
}
/**
* ieee80211_is_timing_measurement - check if frame is timing measurement response
* @skb: the SKB to check
* Return: whether or not the frame is a valid timing measurement response
*/
static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (skb->len < IEEE80211_MIN_ACTION_SIZE)
return false;
if (!ieee80211_is_action(mgmt->frame_control))
return false;
if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED &&
mgmt->u.action.u.wnm_timing_msr.action_code ==
WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE &&
skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr))
return true;
return false;
}
/**
* ieee80211_is_ftm - check if frame is FTM response
* @skb: the SKB to check
* Return: whether or not the frame is a valid FTM response action frame
*/
static inline bool ieee80211_is_ftm(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (!ieee80211_is_public_action((void *)mgmt, skb->len))
return false;
if (mgmt->u.action.u.ftm.action_code ==
WLAN_PUB_ACTION_FTM_RESPONSE &&
skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm))
return true;
return false;
}
/**
* ieee80211_is_s1g_short_beacon - check if frame is an S1G short beacon
* @fc: frame control bytes in little-endian byteorder
* @variable: pointer to the beacon frame elements
* @variable_len: length of the frame elements
* Return: whether or not the frame is an S1G short beacon. As per
* IEEE80211-2024 11.1.3.10.1, The S1G beacon compatibility element shall
* always be present as the first element in beacon frames generated at a
* TBTT (Target Beacon Transmission Time), so any frame not containing
* this element must have been generated at a TSBTT (Target Short Beacon
* Transmission Time) that is not a TBTT. Additionally, short beacons are
* prohibited from containing the S1G beacon compatibility element as per
* IEEE80211-2024 9.3.4.3 Table 9-76, so if we have an S1G beacon with
* either no elements or the first element is not the beacon compatibility
* element, we have a short beacon.
*/
static inline bool ieee80211_is_s1g_short_beacon(__le16 fc, const u8 *variable,
size_t variable_len)
{
if (!ieee80211_is_s1g_beacon(fc))
return false;
/*
* If the frame does not contain at least 1 element (this is perfectly
* valid in a short beacon) and is an S1G beacon, we have a short
* beacon.
*/
if (variable_len < 2)
return true;
return variable[0] != WLAN_EID_S1G_BCN_COMPAT;
}
struct element {
u8 id;
u8 datalen;
u8 data[];
} __packed;
/* element iteration helpers */
#define for_each_element(_elem, _data, _datalen) \
for (_elem = (const struct element *)(_data); \
(const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
(int)sizeof(*_elem) && \
(const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
(int)sizeof(*_elem) + _elem->datalen; \
_elem = (const struct element *)(_elem->data + _elem->datalen))
#define for_each_element_id(element, _id, data, datalen) \
for_each_element(element, data, datalen) \
if (element->id == (_id))
#define for_each_element_extid(element, extid, _data, _datalen) \
for_each_element(element, _data, _datalen) \
if (element->id == WLAN_EID_EXTENSION && \
element->datalen > 0 && \
element->data[0] == (extid))
#define for_each_subelement(sub, element) \
for_each_element(sub, (element)->data, (element)->datalen)
#define for_each_subelement_id(sub, id, element) \
for_each_element_id(sub, id, (element)->data, (element)->datalen)
#define for_each_subelement_extid(sub, extid, element) \
for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
/**
* for_each_element_completed - determine if element parsing consumed all data
* @element: element pointer after for_each_element() or friends
* @data: same data pointer as passed to for_each_element() or friends
* @datalen: same data length as passed to for_each_element() or friends
* Return: %true if all elements were iterated, %false otherwise; see notes
*
* This function returns %true if all the data was parsed or considered
* while walking the elements. Only use this if your for_each_element()
* loop cannot be broken out of, otherwise it always returns %false.
*
* If some data was malformed, this returns %false since the last parsed
* element will not fill the whole remaining data.
*/
static inline bool for_each_element_completed(const struct element *element,
const void *data, size_t datalen)
{
return (const u8 *)element == (const u8 *)data + datalen;
}
/*
* RSNX Capabilities:
* bits 0-3: Field length (n-1)
*/
#define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
#define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
/*
* reduced neighbor report, based on Draft P802.11ax_D6.1,
* section 9.4.2.170 and accepted contributions.
*/
#define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03
#define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04
#define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08
#define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0
#define IEEE80211_TBTT_INFO_TYPE_TBTT 0
#define IEEE80211_TBTT_INFO_TYPE_MLD 1
#define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01
#define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02
#define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04
#define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08
#define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10
#define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20
#define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40
#define IEEE80211_RNR_TBTT_PARAMS_PSD_NO_LIMIT 127
#define IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED -128
struct ieee80211_neighbor_ap_info {
u8 tbtt_info_hdr;
u8 tbtt_info_len;
u8 op_class;
u8 channel;
} __packed;
enum ieee80211_range_params_max_total_ltf {
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
};
/*
* reduced neighbor report, based on Draft P802.11be_D3.0,
* section 9.4.2.170.2.
*/
struct ieee80211_rnr_mld_params {
u8 mld_id;
__le16 params;
} __packed;
#define IEEE80211_RNR_MLD_PARAMS_LINK_ID 0x000F
#define IEEE80211_RNR_MLD_PARAMS_BSS_CHANGE_COUNT 0x0FF0
#define IEEE80211_RNR_MLD_PARAMS_UPDATES_INCLUDED 0x1000
#define IEEE80211_RNR_MLD_PARAMS_DISABLED_LINK 0x2000
/* Format of the TBTT information element if it has 7, 8 or 9 bytes */
struct ieee80211_tbtt_info_7_8_9 {
u8 tbtt_offset;
u8 bssid[ETH_ALEN];
/* The following element is optional, structure may not grow */
u8 bss_params;
s8 psd_20;
} __packed;
/* Format of the TBTT information element if it has >= 11 bytes */
struct ieee80211_tbtt_info_ge_11 {
u8 tbtt_offset;
u8 bssid[ETH_ALEN];
__le32 short_ssid;
/* The following elements are optional, structure may grow */
u8 bss_params;
s8 psd_20;
struct ieee80211_rnr_mld_params mld_params;
} __packed;
/* NAN operation mode, as defined in Wi-Fi Aware (TM) specification Table 81 */
#define NAN_OP_MODE_PHY_MODE_VHT 0x01
#define NAN_OP_MODE_PHY_MODE_HE 0x10
#define NAN_OP_MODE_PHY_MODE_MASK 0x11
#define NAN_OP_MODE_80P80MHZ 0x02
#define NAN_OP_MODE_160MHZ 0x04
#define NAN_OP_MODE_PNDL_SUPPRTED 0x08
/* NAN Device capabilities, as defined in Wi-Fi Aware (TM) specification
* Table 79
*/
#define NAN_DEV_CAPA_DFS_OWNER 0x01
#define NAN_DEV_CAPA_EXT_KEY_ID_SUPPORTED 0x02
#define NAN_DEV_CAPA_SIM_NDP_RX_SUPPORTED 0x04
#define NAN_DEV_CAPA_NDPE_SUPPORTED 0x08
#define NAN_DEV_CAPA_S3_SUPPORTED 0x10
#include "ieee80211-ht.h"
#include "ieee80211-vht.h"
#include "ieee80211-he.h"
#include "ieee80211-eht.h"
#include "ieee80211-mesh.h"
#endif /* LINUX_IEEE80211_H */