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* Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
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* Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
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* Copyright (c) 2005, Devicescape Software, Inc.
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* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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#ifndef LINUX_IEEE80211_H
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#define LINUX_IEEE80211_H
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#include <linux/types.h>
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#include <asm/byteorder.h>
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* TA = transmitter address
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* RA = receiver address
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* DA = destination address
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* ToDS FromDS A1(RA) A2(TA) A3 A4 Use
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* -----------------------------------------------------------------
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* 0 0 DA SA BSSID - IBSS/DLS
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* 0 1 DA BSSID SA - AP -> STA
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* 1 0 BSSID SA DA - AP <- STA
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* 1 1 RA TA DA SA unspecified (WDS)
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#define IEEE80211_FCTL_VERS 0x0003
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#define IEEE80211_FCTL_FTYPE 0x000c
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#define IEEE80211_FCTL_STYPE 0x00f0
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#define IEEE80211_FCTL_TODS 0x0100
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#define IEEE80211_FCTL_FROMDS 0x0200
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#define IEEE80211_FCTL_MOREFRAGS 0x0400
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#define IEEE80211_FCTL_RETRY 0x0800
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#define IEEE80211_FCTL_PM 0x1000
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#define IEEE80211_FCTL_MOREDATA 0x2000
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#define IEEE80211_FCTL_PROTECTED 0x4000
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#define IEEE80211_FCTL_ORDER 0x8000
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#define IEEE80211_FCTL_CTL_EXT 0x0f00
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#define IEEE80211_SCTL_FRAG 0x000F
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#define IEEE80211_SCTL_SEQ 0xFFF0
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#define IEEE80211_FTYPE_MGMT 0x0000
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#define IEEE80211_FTYPE_CTL 0x0004
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#define IEEE80211_FTYPE_DATA 0x0008
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#define IEEE80211_FTYPE_EXT 0x000c
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#define IEEE80211_STYPE_ASSOC_REQ 0x0000
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#define IEEE80211_STYPE_ASSOC_RESP 0x0010
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#define IEEE80211_STYPE_REASSOC_REQ 0x0020
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#define IEEE80211_STYPE_REASSOC_RESP 0x0030
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#define IEEE80211_STYPE_PROBE_REQ 0x0040
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#define IEEE80211_STYPE_PROBE_RESP 0x0050
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#define IEEE80211_STYPE_BEACON 0x0080
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#define IEEE80211_STYPE_ATIM 0x0090
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#define IEEE80211_STYPE_DISASSOC 0x00A0
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#define IEEE80211_STYPE_AUTH 0x00B0
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#define IEEE80211_STYPE_DEAUTH 0x00C0
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#define IEEE80211_STYPE_ACTION 0x00D0
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#define IEEE80211_STYPE_CTL_EXT 0x0060
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#define IEEE80211_STYPE_BACK_REQ 0x0080
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#define IEEE80211_STYPE_BACK 0x0090
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#define IEEE80211_STYPE_PSPOLL 0x00A0
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#define IEEE80211_STYPE_RTS 0x00B0
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#define IEEE80211_STYPE_CTS 0x00C0
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#define IEEE80211_STYPE_ACK 0x00D0
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#define IEEE80211_STYPE_CFEND 0x00E0
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#define IEEE80211_STYPE_CFENDACK 0x00F0
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#define IEEE80211_STYPE_DATA 0x0000
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#define IEEE80211_STYPE_DATA_CFACK 0x0010
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#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
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#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
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#define IEEE80211_STYPE_NULLFUNC 0x0040
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#define IEEE80211_STYPE_CFACK 0x0050
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#define IEEE80211_STYPE_CFPOLL 0x0060
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#define IEEE80211_STYPE_CFACKPOLL 0x0070
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#define IEEE80211_STYPE_QOS_DATA 0x0080
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#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
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#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
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#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
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#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
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#define IEEE80211_STYPE_QOS_CFACK 0x00D0
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#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
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#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
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/* extension, added by 802.11ad */
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#define IEEE80211_STYPE_DMG_BEACON 0x0000
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/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
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#define IEEE80211_CTL_EXT_POLL 0x2000
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#define IEEE80211_CTL_EXT_SPR 0x3000
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#define IEEE80211_CTL_EXT_GRANT 0x4000
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#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
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#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
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#define IEEE80211_CTL_EXT_SSW 0x8000
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#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
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#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
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#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
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#define IEEE80211_MAX_SN IEEE80211_SN_MASK
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#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
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static inline int ieee80211_sn_less(u16 sn1, u16 sn2)
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return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
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static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
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return (sn1 + sn2) & IEEE80211_SN_MASK;
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static inline u16 ieee80211_sn_inc(u16 sn)
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return ieee80211_sn_add(sn, 1);
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static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
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return (sn1 - sn2) & IEEE80211_SN_MASK;
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#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
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#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
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/* miscellaneous IEEE 802.11 constants */
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#define IEEE80211_MAX_FRAG_THRESHOLD 2352
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#define IEEE80211_MAX_RTS_THRESHOLD 2353
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#define IEEE80211_MAX_AID 2007
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#define IEEE80211_MAX_TIM_LEN 251
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#define IEEE80211_MAX_MESH_PEERINGS 63
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/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
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802.11e clarifies the figure in section 7.1.2. The frame body is
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up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
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#define IEEE80211_MAX_DATA_LEN 2304
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/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
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#define IEEE80211_MAX_FRAME_LEN 2352
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#define IEEE80211_MAX_SSID_LEN 32
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#define IEEE80211_MAX_MESH_ID_LEN 32
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#define IEEE80211_NUM_TIDS 16
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#define IEEE80211_QOS_CTL_LEN 2
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#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
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#define IEEE80211_QOS_CTL_TID_MASK 0x000f
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#define IEEE80211_QOS_CTL_EOSP 0x0010
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#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
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#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
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#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
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#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
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#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
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#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
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/* Mesh Control 802.11s */
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#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
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/* Mesh Power Save Level */
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#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
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/* Mesh Receiver Service Period Initiated */
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#define IEEE80211_QOS_CTL_RSPI 0x0400
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/* U-APSD queue for WMM IEs sent by AP */
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#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
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#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
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/* U-APSD queues for WMM IEs sent by STA */
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#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
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#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
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#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
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#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
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#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
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/* U-APSD max SP length for WMM IEs sent by STA */
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#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
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#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
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#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
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#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
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#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
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#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
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#define IEEE80211_HT_CTL_LEN 4
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struct ieee80211_hdr {
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__le16 frame_control;
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} __packed __aligned(2);
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struct ieee80211_hdr_3addr {
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__le16 frame_control;
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} __packed __aligned(2);
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struct ieee80211_qos_hdr {
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__le16 frame_control;
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} __packed __aligned(2);
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* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_tods(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
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* ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_fromds(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
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* ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_a4(__le16 fc)
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__le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
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return (fc & tmp) == tmp;
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* ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_morefrags(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
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* ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_retry(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
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* ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_pm(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
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* ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_moredata(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
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* ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_protected(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
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* ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_has_order(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
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* ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_mgmt(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT);
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* ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_ctl(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL);
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* ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_data(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_DATA);
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* ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_data_qos(__le16 fc)
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* mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
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* to check the one bit
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
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cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
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* ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_data_present(__le16 fc)
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* mask with 0x40 and test that that bit is clear to only return true
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* for the data-containing substypes.
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
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cpu_to_le16(IEEE80211_FTYPE_DATA);
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* ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_assoc_req(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
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* ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_assoc_resp(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
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* ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_reassoc_req(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
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* ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_reassoc_resp(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
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* ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_probe_req(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
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* ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_probe_resp(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
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* ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_beacon(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
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* ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_atim(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
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* ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_disassoc(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
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* ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_auth(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
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* ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_deauth(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
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* ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_action(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
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* ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_back_req(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
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* ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_back(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
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* ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_pspoll(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
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* ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_rts(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
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* ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_cts(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
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* ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
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* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_ack(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
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* ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
560
* @fc: frame control bytes in little-endian byteorder
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static inline int ieee80211_is_cfend(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
569
* ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
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* @fc: frame control bytes in little-endian byteorder
572
static inline int ieee80211_is_cfendack(__le16 fc)
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return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
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* ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
580
* @fc: frame control bytes in little-endian byteorder
582
static inline int ieee80211_is_nullfunc(__le16 fc)
584
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
585
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
589
* ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
590
* @fc: frame control bytes in little-endian byteorder
592
static inline int ieee80211_is_qos_nullfunc(__le16 fc)
594
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
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cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
599
* ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
600
* @seq_ctrl: frame sequence control bytes in little-endian byteorder
602
static inline int ieee80211_is_first_frag(__le16 seq_ctrl)
604
return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
607
struct ieee80211s_hdr {
613
} __packed __aligned(2);
616
#define MESH_FLAGS_AE_A4 0x1
617
#define MESH_FLAGS_AE_A5_A6 0x2
618
#define MESH_FLAGS_AE 0x3
619
#define MESH_FLAGS_PS_DEEP 0x4
622
* enum ieee80211_preq_flags - mesh PREQ element flags
624
* @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
626
enum ieee80211_preq_flags {
627
IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
631
* enum ieee80211_preq_target_flags - mesh PREQ element per target flags
633
* @IEEE80211_PREQ_TO_FLAG: target only subfield
634
* @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
636
enum ieee80211_preq_target_flags {
637
IEEE80211_PREQ_TO_FLAG = 1<<0,
638
IEEE80211_PREQ_USN_FLAG = 1<<2,
642
* struct ieee80211_quiet_ie
644
* This structure refers to "Quiet information element"
646
struct ieee80211_quiet_ie {
654
* struct ieee80211_msrment_ie
656
* This structure refers to "Measurement Request/Report information element"
658
struct ieee80211_msrment_ie {
666
* struct ieee80211_channel_sw_ie
668
* This structure refers to "Channel Switch Announcement information element"
670
struct ieee80211_channel_sw_ie {
677
* struct ieee80211_ext_chansw_ie
679
* This structure represents the "Extended Channel Switch Announcement element"
681
struct ieee80211_ext_chansw_ie {
683
u8 new_operating_class;
689
* struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
690
* @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
692
* This structure represents the "Secondary Channel Offset element"
694
struct ieee80211_sec_chan_offs_ie {
699
* struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
701
struct ieee80211_wide_bw_chansw_ie {
702
u8 new_channel_width;
703
u8 new_center_freq_seg0, new_center_freq_seg1;
707
* struct ieee80211_tim
709
* This structure refers to "Traffic Indication Map information element"
711
struct ieee80211_tim_ie {
715
/* variable size: 1 - 251 bytes */
720
* struct ieee80211_meshconf_ie
722
* This structure refers to "Mesh Configuration information element"
724
struct ieee80211_meshconf_ie {
735
* enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
737
* @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
738
* additional mesh peerings with other mesh STAs
739
* @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
740
* @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
742
* @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
743
* neighbors in deep sleep mode
745
enum mesh_config_capab_flags {
746
IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
747
IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
748
IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
749
IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
753
* struct ieee80211_rann_ie
755
* This structure refers to "Root Announcement information element"
757
struct ieee80211_rann_ie {
763
__le32 rann_interval;
767
enum ieee80211_rann_flags {
768
RANN_FLAG_IS_GATE = 1 << 0,
771
enum ieee80211_ht_chanwidth_values {
772
IEEE80211_HT_CHANWIDTH_20MHZ = 0,
773
IEEE80211_HT_CHANWIDTH_ANY = 1,
777
* enum ieee80211_opmode_bits - VHT operating mode field bits
778
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
779
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
780
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
781
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
782
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
783
* @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
784
* (the NSS value is the value of this field + 1)
785
* @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
786
* @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
787
* using a beamforming steering matrix
789
enum ieee80211_vht_opmode_bits {
790
IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 3,
791
IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
792
IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
793
IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
794
IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
795
IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
796
IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
797
IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
800
#define WLAN_SA_QUERY_TR_ID_LEN 2
802
struct ieee80211_mgmt {
803
__le16 frame_control;
812
__le16 auth_transaction;
814
/* possibly followed by Challenge text */
822
__le16 listen_interval;
823
/* followed by SSID and Supported rates */
825
} __packed assoc_req;
830
/* followed by Supported rates */
832
} __packed assoc_resp, reassoc_resp;
835
__le16 listen_interval;
837
/* followed by SSID and Supported rates */
839
} __packed reassoc_req;
847
/* followed by some of SSID, Supported rates,
848
* FH Params, DS Params, CF Params, IBSS Params, TIM */
852
/* only variable items: SSID, Supported rates */
854
} __packed probe_req;
859
/* followed by some of SSID, Supported rates,
860
* FH Params, DS Params, CF Params, IBSS Params */
862
} __packed probe_resp;
871
} __packed wme_action;
875
} __packed chan_switch;
878
struct ieee80211_ext_chansw_ie data;
880
} __packed ext_chan_switch;
886
struct ieee80211_msrment_ie msr_elem;
887
} __packed measurement;
893
__le16 start_seq_num;
894
} __packed addba_req;
901
} __packed addba_resp;
910
} __packed self_prot;
914
} __packed mesh_action;
917
u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
926
} __packed ht_notify_cw;
932
} __packed tdls_discover_resp;
936
} __packed vht_opmode_notif;
940
} __packed __aligned(2);
942
/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
943
#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
945
/* mgmt header + 1 byte category code */
946
#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
949
/* Management MIC information element (IEEE 802.11w) */
950
struct ieee80211_mmie {
954
u8 sequence_number[6];
958
struct ieee80211_vendor_ie {
966
struct ieee80211_rts {
967
__le16 frame_control;
971
} __packed __aligned(2);
973
struct ieee80211_cts {
974
__le16 frame_control;
977
} __packed __aligned(2);
979
struct ieee80211_pspoll {
980
__le16 frame_control;
984
} __packed __aligned(2);
988
/* Link-id information element */
989
struct ieee80211_tdls_lnkie {
990
u8 ie_type; /* Link Identifier IE */
997
struct ieee80211_tdls_data {
1009
} __packed setup_req;
1015
} __packed setup_resp;
1020
} __packed setup_cfm;
1024
} __packed teardown;
1028
} __packed discover_req;
1033
* Peer-to-Peer IE attribute related definitions.
1036
* enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
1038
enum ieee80211_p2p_attr_id {
1039
IEEE80211_P2P_ATTR_STATUS = 0,
1040
IEEE80211_P2P_ATTR_MINOR_REASON,
1041
IEEE80211_P2P_ATTR_CAPABILITY,
1042
IEEE80211_P2P_ATTR_DEVICE_ID,
1043
IEEE80211_P2P_ATTR_GO_INTENT,
1044
IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
1045
IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
1046
IEEE80211_P2P_ATTR_GROUP_BSSID,
1047
IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
1048
IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
1049
IEEE80211_P2P_ATTR_MANAGABILITY,
1050
IEEE80211_P2P_ATTR_CHANNEL_LIST,
1051
IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
1052
IEEE80211_P2P_ATTR_DEVICE_INFO,
1053
IEEE80211_P2P_ATTR_GROUP_INFO,
1054
IEEE80211_P2P_ATTR_GROUP_ID,
1055
IEEE80211_P2P_ATTR_INTERFACE,
1056
IEEE80211_P2P_ATTR_OPER_CHANNEL,
1057
IEEE80211_P2P_ATTR_INVITE_FLAGS,
1058
/* 19 - 220: Reserved */
1059
IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
1061
IEEE80211_P2P_ATTR_MAX
1064
/* Notice of Absence attribute - described in P2P spec 4.1.14 */
1065
/* Typical max value used here */
1066
#define IEEE80211_P2P_NOA_DESC_MAX 4
1068
struct ieee80211_p2p_noa_desc {
1075
struct ieee80211_p2p_noa_attr {
1078
struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
1081
#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
1082
#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
1085
* struct ieee80211_bar - HT Block Ack Request
1087
* This structure refers to "HT BlockAckReq" as
1088
* described in 802.11n draft section 7.2.1.7.1
1090
struct ieee80211_bar {
1091
__le16 frame_control;
1096
__le16 start_seq_num;
1099
/* 802.11 BAR control masks */
1100
#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
1101
#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
1102
#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
1103
#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
1104
#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
1106
#define IEEE80211_HT_MCS_MASK_LEN 10
1109
* struct ieee80211_mcs_info - MCS information
1111
* @rx_highest: highest supported RX rate. If set represents
1112
* the highest supported RX data rate in units of 1 Mbps.
1113
* If this field is 0 this value should not be used to
1114
* consider the highest RX data rate supported.
1115
* @tx_params: TX parameters
1117
struct ieee80211_mcs_info {
1118
u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
1124
/* 802.11n HT capability MSC set */
1125
#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
1126
#define IEEE80211_HT_MCS_TX_DEFINED 0x01
1127
#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
1128
/* value 0 == 1 stream etc */
1129
#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
1130
#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
1131
#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
1132
#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
1135
* 802.11n D5.0 20.3.5 / 20.6 says:
1136
* - indices 0 to 7 and 32 are single spatial stream
1137
* - 8 to 31 are multiple spatial streams using equal modulation
1138
* [8..15 for two streams, 16..23 for three and 24..31 for four]
1139
* - remainder are multiple spatial streams using unequal modulation
1141
#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
1142
#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
1143
(IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
1146
* struct ieee80211_ht_cap - HT capabilities
1148
* This structure is the "HT capabilities element" as
1149
* described in 802.11n D5.0 7.3.2.57
1151
struct ieee80211_ht_cap {
1153
u8 ampdu_params_info;
1155
/* 16 bytes MCS information */
1156
struct ieee80211_mcs_info mcs;
1158
__le16 extended_ht_cap_info;
1159
__le32 tx_BF_cap_info;
1160
u8 antenna_selection_info;
1163
/* 802.11n HT capabilities masks (for cap_info) */
1164
#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
1165
#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
1166
#define IEEE80211_HT_CAP_SM_PS 0x000C
1167
#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
1168
#define IEEE80211_HT_CAP_GRN_FLD 0x0010
1169
#define IEEE80211_HT_CAP_SGI_20 0x0020
1170
#define IEEE80211_HT_CAP_SGI_40 0x0040
1171
#define IEEE80211_HT_CAP_TX_STBC 0x0080
1172
#define IEEE80211_HT_CAP_RX_STBC 0x0300
1173
#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
1174
#define IEEE80211_HT_CAP_DELAY_BA 0x0400
1175
#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
1176
#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
1177
#define IEEE80211_HT_CAP_RESERVED 0x2000
1178
#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
1179
#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
1181
/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
1182
#define IEEE80211_HT_EXT_CAP_PCO 0x0001
1183
#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
1184
#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
1185
#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
1186
#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
1187
#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
1188
#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
1190
/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
1191
#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
1192
#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
1193
#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
1196
* Maximum length of AMPDU that the STA can receive.
1197
* Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
1199
enum ieee80211_max_ampdu_length_exp {
1200
IEEE80211_HT_MAX_AMPDU_8K = 0,
1201
IEEE80211_HT_MAX_AMPDU_16K = 1,
1202
IEEE80211_HT_MAX_AMPDU_32K = 2,
1203
IEEE80211_HT_MAX_AMPDU_64K = 3
1206
#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
1208
/* Minimum MPDU start spacing */
1209
enum ieee80211_min_mpdu_spacing {
1210
IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
1211
IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
1212
IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
1213
IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
1214
IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
1215
IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
1216
IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
1217
IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
1221
* struct ieee80211_ht_operation - HT operation IE
1223
* This structure is the "HT operation element" as
1224
* described in 802.11n-2009 7.3.2.57
1226
struct ieee80211_ht_operation {
1229
__le16 operation_mode;
1235
#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
1236
#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
1237
#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
1238
#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
1239
#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
1240
#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
1242
/* for operation_mode */
1243
#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
1244
#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
1245
#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
1246
#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
1247
#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
1248
#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
1249
#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
1251
/* for stbc_param */
1252
#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
1253
#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
1254
#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
1255
#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
1256
#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
1257
#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
1260
/* block-ack parameters */
1261
#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
1262
#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
1263
#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
1264
#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
1265
#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
1268
* A-PMDU buffer sizes
1269
* According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2)
1271
#define IEEE80211_MIN_AMPDU_BUF 0x8
1272
#define IEEE80211_MAX_AMPDU_BUF 0x40
1275
/* Spatial Multiplexing Power Save Modes (for capability) */
1276
#define WLAN_HT_CAP_SM_PS_STATIC 0
1277
#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
1278
#define WLAN_HT_CAP_SM_PS_INVALID 2
1279
#define WLAN_HT_CAP_SM_PS_DISABLED 3
1281
/* for SM power control field lower two bits */
1282
#define WLAN_HT_SMPS_CONTROL_DISABLED 0
1283
#define WLAN_HT_SMPS_CONTROL_STATIC 1
1284
#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
1287
* struct ieee80211_vht_mcs_info - VHT MCS information
1288
* @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
1289
* @rx_highest: Indicates highest long GI VHT PPDU data rate
1290
* STA can receive. Rate expressed in units of 1 Mbps.
1291
* If this field is 0 this value should not be used to
1292
* consider the highest RX data rate supported.
1293
* The top 3 bits of this field are reserved.
1294
* @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
1295
* @tx_highest: Indicates highest long GI VHT PPDU data rate
1296
* STA can transmit. Rate expressed in units of 1 Mbps.
1297
* If this field is 0 this value should not be used to
1298
* consider the highest TX data rate supported.
1299
* The top 3 bits of this field are reserved.
1301
struct ieee80211_vht_mcs_info {
1309
* enum ieee80211_vht_mcs_support - VHT MCS support definitions
1310
* @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
1312
* @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
1313
* @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
1314
* @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
1316
* These definitions are used in each 2-bit subfield of the @rx_mcs_map
1317
* and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
1318
* both split into 8 subfields by number of streams. These values indicate
1319
* which MCSes are supported for the number of streams the value appears
1322
enum ieee80211_vht_mcs_support {
1323
IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
1324
IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
1325
IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
1326
IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
1330
* struct ieee80211_vht_cap - VHT capabilities
1332
* This structure is the "VHT capabilities element" as
1333
* described in 802.11ac D3.0 8.4.2.160
1334
* @vht_cap_info: VHT capability info
1335
* @supp_mcs: VHT MCS supported rates
1337
struct ieee80211_vht_cap {
1338
__le32 vht_cap_info;
1339
struct ieee80211_vht_mcs_info supp_mcs;
1343
* enum ieee80211_vht_chanwidth - VHT channel width
1344
* @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
1345
* determine the channel width (20 or 40 MHz)
1346
* @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
1347
* @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
1348
* @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
1350
enum ieee80211_vht_chanwidth {
1351
IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
1352
IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
1353
IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
1354
IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
1358
* struct ieee80211_vht_operation - VHT operation IE
1360
* This structure is the "VHT operation element" as
1361
* described in 802.11ac D3.0 8.4.2.161
1362
* @chan_width: Operating channel width
1363
* @center_freq_seg1_idx: center freq segment 1 index
1364
* @center_freq_seg2_idx: center freq segment 2 index
1365
* @basic_mcs_set: VHT Basic MCS rate set
1367
struct ieee80211_vht_operation {
1369
u8 center_freq_seg1_idx;
1370
u8 center_freq_seg2_idx;
1371
__le16 basic_mcs_set;
1375
/* 802.11ac VHT Capabilities */
1376
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
1377
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
1378
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
1379
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
1380
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
1381
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
1382
#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
1383
#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
1384
#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
1385
#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
1386
#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
1387
#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
1388
#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
1389
#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
1390
#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
1391
#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
1392
#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
1393
#define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
1394
#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MAX 0x00030000
1395
#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
1396
#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
1397
#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
1398
#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
1399
#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
1400
#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
1401
(7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
1402
#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
1403
#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
1404
#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
1405
#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
1407
/* Authentication algorithms */
1408
#define WLAN_AUTH_OPEN 0
1409
#define WLAN_AUTH_SHARED_KEY 1
1410
#define WLAN_AUTH_FT 2
1411
#define WLAN_AUTH_SAE 3
1412
#define WLAN_AUTH_LEAP 128
1414
#define WLAN_AUTH_CHALLENGE_LEN 128
1416
#define WLAN_CAPABILITY_ESS (1<<0)
1417
#define WLAN_CAPABILITY_IBSS (1<<1)
1420
* A mesh STA sets the ESS and IBSS capability bits to zero.
1421
* however, this holds true for p2p probe responses (in the p2p_find
1424
#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
1425
(!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
1427
#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
1428
#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
1429
#define WLAN_CAPABILITY_PRIVACY (1<<4)
1430
#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
1431
#define WLAN_CAPABILITY_PBCC (1<<6)
1432
#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
1435
#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
1436
#define WLAN_CAPABILITY_QOS (1<<9)
1437
#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
1438
#define WLAN_CAPABILITY_APSD (1<<11)
1439
#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
1440
#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
1441
#define WLAN_CAPABILITY_DEL_BACK (1<<14)
1442
#define WLAN_CAPABILITY_IMM_BACK (1<<15)
1444
/* DMG (60gHz) 802.11ad */
1445
/* type - bits 0..1 */
1446
#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
1447
#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
1448
#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
1449
#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
1451
#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
1452
#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
1453
#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
1454
#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
1456
#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
1457
#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
1460
#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
1461
#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
1462
#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
1464
#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
1465
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
1466
#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
1468
/* 802.11g ERP information element */
1469
#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
1470
#define WLAN_ERP_USE_PROTECTION (1<<1)
1471
#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
1473
/* WLAN_ERP_BARKER_PREAMBLE values */
1475
WLAN_ERP_PREAMBLE_SHORT = 0,
1476
WLAN_ERP_PREAMBLE_LONG = 1,
1479
/* Band ID, 802.11ad #8.4.1.45 */
1481
IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
1482
IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
1483
IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
1484
IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
1485
IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
1486
IEEE80211_BANDID_60G = 5, /* 60 GHz */
1490
enum ieee80211_statuscode {
1491
WLAN_STATUS_SUCCESS = 0,
1492
WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
1493
WLAN_STATUS_CAPS_UNSUPPORTED = 10,
1494
WLAN_STATUS_REASSOC_NO_ASSOC = 11,
1495
WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
1496
WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
1497
WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
1498
WLAN_STATUS_CHALLENGE_FAIL = 15,
1499
WLAN_STATUS_AUTH_TIMEOUT = 16,
1500
WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
1501
WLAN_STATUS_ASSOC_DENIED_RATES = 18,
1503
WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
1504
WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
1505
WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
1507
WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
1508
WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
1509
WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
1511
WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
1512
WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
1514
WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
1515
WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
1517
WLAN_STATUS_INVALID_IE = 40,
1518
WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
1519
WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
1520
WLAN_STATUS_INVALID_AKMP = 43,
1521
WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
1522
WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
1523
WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
1525
WLAN_STATUS_UNSPECIFIED_QOS = 32,
1526
WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
1527
WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
1528
WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
1529
WLAN_STATUS_REQUEST_DECLINED = 37,
1530
WLAN_STATUS_INVALID_QOS_PARAM = 38,
1531
WLAN_STATUS_CHANGE_TSPEC = 39,
1532
WLAN_STATUS_WAIT_TS_DELAY = 47,
1533
WLAN_STATUS_NO_DIRECT_LINK = 48,
1534
WLAN_STATUS_STA_NOT_PRESENT = 49,
1535
WLAN_STATUS_STA_NOT_QSTA = 50,
1537
WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
1538
WLAN_STATUS_FCG_NOT_SUPP = 78,
1539
WLAN_STATUS_STA_NO_TBTT = 78,
1541
WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
1542
WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
1543
WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
1544
WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
1545
WLAN_STATUS_PERFORMING_FST_NOW = 87,
1546
WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
1547
WLAN_STATUS_REJECT_U_PID_SETTING = 89,
1548
WLAN_STATUS_REJECT_DSE_BAND = 96,
1549
WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
1550
WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
1555
enum ieee80211_reasoncode {
1556
WLAN_REASON_UNSPECIFIED = 1,
1557
WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
1558
WLAN_REASON_DEAUTH_LEAVING = 3,
1559
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
1560
WLAN_REASON_DISASSOC_AP_BUSY = 5,
1561
WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
1562
WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
1563
WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
1564
WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
1566
WLAN_REASON_DISASSOC_BAD_POWER = 10,
1567
WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
1569
WLAN_REASON_INVALID_IE = 13,
1570
WLAN_REASON_MIC_FAILURE = 14,
1571
WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
1572
WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
1573
WLAN_REASON_IE_DIFFERENT = 17,
1574
WLAN_REASON_INVALID_GROUP_CIPHER = 18,
1575
WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
1576
WLAN_REASON_INVALID_AKMP = 20,
1577
WLAN_REASON_UNSUPP_RSN_VERSION = 21,
1578
WLAN_REASON_INVALID_RSN_IE_CAP = 22,
1579
WLAN_REASON_IEEE8021X_FAILED = 23,
1580
WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
1582
WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
1583
WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
1584
WLAN_REASON_DISASSOC_LOW_ACK = 34,
1585
WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
1586
WLAN_REASON_QSTA_LEAVE_QBSS = 36,
1587
WLAN_REASON_QSTA_NOT_USE = 37,
1588
WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
1589
WLAN_REASON_QSTA_TIMEOUT = 39,
1590
WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
1592
WLAN_REASON_MESH_PEER_CANCELED = 52,
1593
WLAN_REASON_MESH_MAX_PEERS = 53,
1594
WLAN_REASON_MESH_CONFIG = 54,
1595
WLAN_REASON_MESH_CLOSE = 55,
1596
WLAN_REASON_MESH_MAX_RETRIES = 56,
1597
WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
1598
WLAN_REASON_MESH_INVALID_GTK = 58,
1599
WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
1600
WLAN_REASON_MESH_INVALID_SECURITY = 60,
1601
WLAN_REASON_MESH_PATH_ERROR = 61,
1602
WLAN_REASON_MESH_PATH_NOFORWARD = 62,
1603
WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
1604
WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
1605
WLAN_REASON_MESH_CHAN_REGULATORY = 65,
1606
WLAN_REASON_MESH_CHAN = 66,
1610
/* Information Element IDs */
1611
enum ieee80211_eid {
1613
WLAN_EID_SUPP_RATES = 1,
1614
WLAN_EID_FH_PARAMS = 2,
1615
WLAN_EID_DS_PARAMS = 3,
1616
WLAN_EID_CF_PARAMS = 4,
1618
WLAN_EID_IBSS_PARAMS = 6,
1619
WLAN_EID_CHALLENGE = 16,
1621
WLAN_EID_COUNTRY = 7,
1622
WLAN_EID_HP_PARAMS = 8,
1623
WLAN_EID_HP_TABLE = 9,
1624
WLAN_EID_REQUEST = 10,
1626
WLAN_EID_QBSS_LOAD = 11,
1627
WLAN_EID_EDCA_PARAM_SET = 12,
1628
WLAN_EID_TSPEC = 13,
1629
WLAN_EID_TCLAS = 14,
1630
WLAN_EID_SCHEDULE = 15,
1631
WLAN_EID_TS_DELAY = 43,
1632
WLAN_EID_TCLAS_PROCESSING = 44,
1633
WLAN_EID_QOS_CAPA = 46,
1635
WLAN_EID_LINK_ID = 101,
1637
WLAN_EID_MESH_CONFIG = 113,
1638
WLAN_EID_MESH_ID = 114,
1639
WLAN_EID_LINK_METRIC_REPORT = 115,
1640
WLAN_EID_CONGESTION_NOTIFICATION = 116,
1641
WLAN_EID_PEER_MGMT = 117,
1642
WLAN_EID_CHAN_SWITCH_PARAM = 118,
1643
WLAN_EID_MESH_AWAKE_WINDOW = 119,
1644
WLAN_EID_BEACON_TIMING = 120,
1645
WLAN_EID_MCCAOP_SETUP_REQ = 121,
1646
WLAN_EID_MCCAOP_SETUP_RESP = 122,
1647
WLAN_EID_MCCAOP_ADVERT = 123,
1648
WLAN_EID_MCCAOP_TEARDOWN = 124,
1649
WLAN_EID_GANN = 125,
1650
WLAN_EID_RANN = 126,
1651
WLAN_EID_PREQ = 130,
1652
WLAN_EID_PREP = 131,
1653
WLAN_EID_PERR = 132,
1655
WLAN_EID_PXUC = 138,
1656
WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
1659
WLAN_EID_PWR_CONSTRAINT = 32,
1660
WLAN_EID_PWR_CAPABILITY = 33,
1661
WLAN_EID_TPC_REQUEST = 34,
1662
WLAN_EID_TPC_REPORT = 35,
1663
WLAN_EID_SUPPORTED_CHANNELS = 36,
1664
WLAN_EID_CHANNEL_SWITCH = 37,
1665
WLAN_EID_MEASURE_REQUEST = 38,
1666
WLAN_EID_MEASURE_REPORT = 39,
1667
WLAN_EID_QUIET = 40,
1668
WLAN_EID_IBSS_DFS = 41,
1670
WLAN_EID_ERP_INFO = 42,
1671
WLAN_EID_EXT_SUPP_RATES = 50,
1673
WLAN_EID_HT_CAPABILITY = 45,
1674
WLAN_EID_HT_OPERATION = 61,
1675
WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
1679
WLAN_EID_VENDOR_SPECIFIC = 221,
1680
WLAN_EID_QOS_PARAMETER = 222,
1682
WLAN_EID_AP_CHAN_REPORT = 51,
1683
WLAN_EID_NEIGHBOR_REPORT = 52,
1685
WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
1686
WLAN_EID_ANTENNA_INFO = 64,
1688
WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
1689
WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
1690
WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
1691
WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
1692
WLAN_EID_MULTIPLE_BSSID = 71,
1693
WLAN_EID_BSS_COEX_2040 = 72,
1694
WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
1695
WLAN_EID_EXT_CAPABILITY = 127,
1697
WLAN_EID_MOBILITY_DOMAIN = 54,
1698
WLAN_EID_FAST_BSS_TRANSITION = 55,
1699
WLAN_EID_TIMEOUT_INTERVAL = 56,
1700
WLAN_EID_RIC_DATA = 57,
1701
WLAN_EID_RIC_DESCRIPTOR = 75,
1703
WLAN_EID_DSE_REGISTERED_LOCATION = 58,
1704
WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
1705
WLAN_EID_EXT_CHANSWITCH_ANN = 60,
1707
WLAN_EID_VHT_CAPABILITY = 191,
1708
WLAN_EID_VHT_OPERATION = 192,
1709
WLAN_EID_OPMODE_NOTIF = 199,
1710
WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
1711
WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
1714
WLAN_EID_NON_TX_BSSID_CAP = 83,
1715
WLAN_EID_WAKEUP_SCHEDULE = 143,
1716
WLAN_EID_EXT_SCHEDULE = 144,
1717
WLAN_EID_STA_AVAILABILITY = 145,
1718
WLAN_EID_DMG_TSPEC = 146,
1719
WLAN_EID_DMG_AT = 147,
1720
WLAN_EID_DMG_CAP = 148,
1721
WLAN_EID_DMG_OPERATION = 151,
1722
WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
1723
WLAN_EID_DMG_BEAM_REFINEMENT = 153,
1724
WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
1725
WLAN_EID_AWAKE_WINDOW = 157,
1726
WLAN_EID_MULTI_BAND = 158,
1727
WLAN_EID_ADDBA_EXT = 159,
1728
WLAN_EID_NEXT_PCP_LIST = 160,
1729
WLAN_EID_PCP_HANDOVER = 161,
1730
WLAN_EID_DMG_LINK_MARGIN = 162,
1731
WLAN_EID_SWITCHING_STREAM = 163,
1732
WLAN_EID_SESSION_TRANSITION = 164,
1733
WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
1734
WLAN_EID_CLUSTER_REPORT = 166,
1735
WLAN_EID_RELAY_CAP = 167,
1736
WLAN_EID_RELAY_XFER_PARAM_SET = 168,
1737
WLAN_EID_BEAM_LINK_MAINT = 169,
1738
WLAN_EID_MULTIPLE_MAC_ADDR = 170,
1739
WLAN_EID_U_PID = 171,
1740
WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
1741
WLAN_EID_QUIET_PERIOD_REQ = 175,
1742
WLAN_EID_QUIET_PERIOD_RESP = 177,
1743
WLAN_EID_EPAC_POLICY = 182,
1744
WLAN_EID_CLISTER_TIME_OFF = 183,
1745
WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
1748
/* Action category code */
1749
enum ieee80211_category {
1750
WLAN_CATEGORY_SPECTRUM_MGMT = 0,
1751
WLAN_CATEGORY_QOS = 1,
1752
WLAN_CATEGORY_DLS = 2,
1753
WLAN_CATEGORY_BACK = 3,
1754
WLAN_CATEGORY_PUBLIC = 4,
1755
WLAN_CATEGORY_HT = 7,
1756
WLAN_CATEGORY_SA_QUERY = 8,
1757
WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
1758
WLAN_CATEGORY_TDLS = 12,
1759
WLAN_CATEGORY_MESH_ACTION = 13,
1760
WLAN_CATEGORY_MULTIHOP_ACTION = 14,
1761
WLAN_CATEGORY_SELF_PROTECTED = 15,
1762
WLAN_CATEGORY_DMG = 16,
1763
WLAN_CATEGORY_WMM = 17,
1764
WLAN_CATEGORY_FST = 18,
1765
WLAN_CATEGORY_UNPROT_DMG = 20,
1766
WLAN_CATEGORY_VHT = 21,
1767
WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
1768
WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
1771
/* SPECTRUM_MGMT action code */
1772
enum ieee80211_spectrum_mgmt_actioncode {
1773
WLAN_ACTION_SPCT_MSR_REQ = 0,
1774
WLAN_ACTION_SPCT_MSR_RPRT = 1,
1775
WLAN_ACTION_SPCT_TPC_REQ = 2,
1776
WLAN_ACTION_SPCT_TPC_RPRT = 3,
1777
WLAN_ACTION_SPCT_CHL_SWITCH = 4,
1780
/* HT action codes */
1781
enum ieee80211_ht_actioncode {
1782
WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
1783
WLAN_HT_ACTION_SMPS = 1,
1784
WLAN_HT_ACTION_PSMP = 2,
1785
WLAN_HT_ACTION_PCO_PHASE = 3,
1786
WLAN_HT_ACTION_CSI = 4,
1787
WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
1788
WLAN_HT_ACTION_COMPRESSED_BF = 6,
1789
WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
1792
/* VHT action codes */
1793
enum ieee80211_vht_actioncode {
1794
WLAN_VHT_ACTION_COMPRESSED_BF = 0,
1795
WLAN_VHT_ACTION_GROUPID_MGMT = 1,
1796
WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
1799
/* Self Protected Action codes */
1800
enum ieee80211_self_protected_actioncode {
1801
WLAN_SP_RESERVED = 0,
1802
WLAN_SP_MESH_PEERING_OPEN = 1,
1803
WLAN_SP_MESH_PEERING_CONFIRM = 2,
1804
WLAN_SP_MESH_PEERING_CLOSE = 3,
1805
WLAN_SP_MGK_INFORM = 4,
1806
WLAN_SP_MGK_ACK = 5,
1809
/* Mesh action codes */
1810
enum ieee80211_mesh_actioncode {
1811
WLAN_MESH_ACTION_LINK_METRIC_REPORT,
1812
WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
1813
WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
1814
WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
1815
WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
1816
WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
1817
WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
1818
WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
1819
WLAN_MESH_ACTION_MCCA_TEARDOWN,
1820
WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
1821
WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
1824
/* Security key length */
1825
enum ieee80211_key_len {
1826
WLAN_KEY_LEN_WEP40 = 5,
1827
WLAN_KEY_LEN_WEP104 = 13,
1828
WLAN_KEY_LEN_CCMP = 16,
1829
WLAN_KEY_LEN_TKIP = 32,
1830
WLAN_KEY_LEN_AES_CMAC = 16,
1833
#define IEEE80211_WEP_IV_LEN 4
1834
#define IEEE80211_WEP_ICV_LEN 4
1835
#define IEEE80211_CCMP_HDR_LEN 8
1836
#define IEEE80211_CCMP_MIC_LEN 8
1837
#define IEEE80211_CCMP_PN_LEN 6
1838
#define IEEE80211_TKIP_IV_LEN 8
1839
#define IEEE80211_TKIP_ICV_LEN 4
1840
#define IEEE80211_CMAC_PN_LEN 6
1842
/* Public action codes */
1843
enum ieee80211_pub_actioncode {
1844
WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
1845
WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
1848
/* TDLS action codes */
1849
enum ieee80211_tdls_actioncode {
1850
WLAN_TDLS_SETUP_REQUEST = 0,
1851
WLAN_TDLS_SETUP_RESPONSE = 1,
1852
WLAN_TDLS_SETUP_CONFIRM = 2,
1853
WLAN_TDLS_TEARDOWN = 3,
1854
WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
1855
WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
1856
WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
1857
WLAN_TDLS_PEER_PSM_REQUEST = 7,
1858
WLAN_TDLS_PEER_PSM_RESPONSE = 8,
1859
WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
1860
WLAN_TDLS_DISCOVERY_REQUEST = 10,
1864
* TDLS capabililites to be enabled in the 5th byte of the
1865
* @WLAN_EID_EXT_CAPABILITY information element
1867
#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
1868
#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
1870
#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
1872
/* TDLS specific payload type in the LLC/SNAP header */
1873
#define WLAN_TDLS_SNAP_RFTYPE 0x2
1876
* enum - mesh synchronization method identifier
1878
* @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
1879
* @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
1880
* that will be specified in a vendor specific information element
1883
IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
1884
IEEE80211_SYNC_METHOD_VENDOR = 255,
1888
* enum - mesh path selection protocol identifier
1890
* @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
1891
* @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
1892
* be specified in a vendor specific information element
1895
IEEE80211_PATH_PROTOCOL_HWMP = 1,
1896
IEEE80211_PATH_PROTOCOL_VENDOR = 255,
1900
* enum - mesh path selection metric identifier
1902
* @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
1903
* @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
1904
* specified in a vendor specific information element
1907
IEEE80211_PATH_METRIC_AIRTIME = 1,
1908
IEEE80211_PATH_METRIC_VENDOR = 255,
1912
* enum ieee80211_root_mode_identifier - root mesh STA mode identifier
1914
* These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
1916
* @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
1917
* @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
1919
* @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
1920
* the proactive PREQ with proactive PREP subfield set to 0
1921
* @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
1922
* supports the proactive PREQ with proactive PREP subfield set to 1
1923
* @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
1924
* the proactive RANN
1926
enum ieee80211_root_mode_identifier {
1927
IEEE80211_ROOTMODE_NO_ROOT = 0,
1928
IEEE80211_ROOTMODE_ROOT = 1,
1929
IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
1930
IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
1931
IEEE80211_PROACTIVE_RANN = 4,
1935
* IEEE 802.11-2007 7.3.2.9 Country information element
1937
* Minimum length is 8 octets, ie len must be evenly
1941
/* Although the spec says 8 I'm seeing 6 in practice */
1942
#define IEEE80211_COUNTRY_IE_MIN_LEN 6
1944
/* The Country String field of the element shall be 3 octets in length */
1945
#define IEEE80211_COUNTRY_STRING_LEN 3
1948
* For regulatory extension stuff see IEEE 802.11-2007
1949
* Annex I (page 1141) and Annex J (page 1147). Also
1952
* When dot11RegulatoryClassesRequired is true and the
1953
* first_channel/reg_extension_id is >= 201 then the IE
1954
* compromises of the 'ext' struct represented below:
1956
* - Regulatory extension ID - when generating IE this just needs
1957
* to be monotonically increasing for each triplet passed in
1959
* - Regulatory class - index into set of rules
1960
* - Coverage class - index into air propagation time (Table 7-27),
1961
* in microseconds, you can compute the air propagation time from
1962
* the index by multiplying by 3, so index 10 yields a propagation
1963
* of 10 us. Valid values are 0-31, values 32-255 are not defined
1964
* yet. A value of 0 inicates air propagation of <= 1 us.
1966
* See also Table I.2 for Emission limit sets and table
1967
* I.3 for Behavior limit sets. Table J.1 indicates how to map
1968
* a reg_class to an emission limit set and behavior limit set.
1970
#define IEEE80211_COUNTRY_EXTENSION_ID 201
1973
* Channels numbers in the IE must be monotonically increasing
1974
* if dot11RegulatoryClassesRequired is not true.
1976
* If dot11RegulatoryClassesRequired is true consecutive
1977
* subband triplets following a regulatory triplet shall
1978
* have monotonically increasing first_channel number fields.
1980
* Channel numbers shall not overlap.
1982
* Note that max_power is signed.
1984
struct ieee80211_country_ie_triplet {
1992
u8 reg_extension_id;
1999
enum ieee80211_timeout_interval_type {
2000
WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
2001
WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
2002
WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
2006
* struct ieee80211_timeout_interval_ie - Timeout Interval element
2007
* @type: type, see &enum ieee80211_timeout_interval_type
2008
* @value: timeout interval value
2010
struct ieee80211_timeout_interval_ie {
2015
/* BACK action code */
2016
enum ieee80211_back_actioncode {
2017
WLAN_ACTION_ADDBA_REQ = 0,
2018
WLAN_ACTION_ADDBA_RESP = 1,
2019
WLAN_ACTION_DELBA = 2,
2022
/* BACK (block-ack) parties */
2023
enum ieee80211_back_parties {
2024
WLAN_BACK_RECIPIENT = 0,
2025
WLAN_BACK_INITIATOR = 1,
2028
/* SA Query action */
2029
enum ieee80211_sa_query_action {
2030
WLAN_ACTION_SA_QUERY_REQUEST = 0,
2031
WLAN_ACTION_SA_QUERY_RESPONSE = 1,
2035
/* cipher suite selectors */
2036
#define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00
2037
#define WLAN_CIPHER_SUITE_WEP40 0x000FAC01
2038
#define WLAN_CIPHER_SUITE_TKIP 0x000FAC02
2039
/* reserved: 0x000FAC03 */
2040
#define WLAN_CIPHER_SUITE_CCMP 0x000FAC04
2041
#define WLAN_CIPHER_SUITE_WEP104 0x000FAC05
2042
#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
2043
#define WLAN_CIPHER_SUITE_GCMP 0x000FAC08
2045
#define WLAN_CIPHER_SUITE_SMS4 0x00147201
2047
/* AKM suite selectors */
2048
#define WLAN_AKM_SUITE_8021X 0x000FAC01
2049
#define WLAN_AKM_SUITE_PSK 0x000FAC02
2050
#define WLAN_AKM_SUITE_8021X_SHA256 0x000FAC05
2051
#define WLAN_AKM_SUITE_PSK_SHA256 0x000FAC06
2052
#define WLAN_AKM_SUITE_TDLS 0x000FAC07
2053
#define WLAN_AKM_SUITE_SAE 0x000FAC08
2054
#define WLAN_AKM_SUITE_FT_OVER_SAE 0x000FAC09
2056
#define WLAN_MAX_KEY_LEN 32
2058
#define WLAN_PMKID_LEN 16
2060
#define WLAN_OUI_WFA 0x506f9a
2061
#define WLAN_OUI_TYPE_WFA_P2P 9
2062
#define WLAN_OUI_MICROSOFT 0x0050f2
2063
#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
2064
#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
2065
#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
2068
* WMM/802.11e Tspec Element
2070
#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
2071
#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
2073
enum ieee80211_tspec_status_code {
2074
IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
2075
IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
2078
struct ieee80211_tspec_ie {
2087
__le16 nominal_msdu;
2089
__le32 min_service_int;
2090
__le32 max_service_int;
2091
__le32 inactivity_int;
2092
__le32 suspension_int;
2093
__le32 service_start_time;
2094
__le32 min_data_rate;
2095
__le32 mean_data_rate;
2096
__le32 peak_data_rate;
2097
__le32 max_burst_size;
2099
__le32 min_phy_rate;
2105
* ieee80211_get_qos_ctl - get pointer to qos control bytes
2108
* The qos ctrl bytes come after the frame_control, duration, seq_num
2109
* and 3 or 4 addresses of length ETH_ALEN.
2110
* 3 addr: 2 + 2 + 2 + 3*6 = 24
2111
* 4 addr: 2 + 2 + 2 + 4*6 = 30
2113
static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
2115
if (ieee80211_has_a4(hdr->frame_control))
2116
return (u8 *)hdr + 30;
2118
return (u8 *)hdr + 24;
2122
* ieee80211_get_SA - get pointer to SA
2125
* Given an 802.11 frame, this function returns the offset
2126
* to the source address (SA). It does not verify that the
2127
* header is long enough to contain the address, and the
2128
* header must be long enough to contain the frame control
2131
static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
2133
if (ieee80211_has_a4(hdr->frame_control))
2135
if (ieee80211_has_fromds(hdr->frame_control))
2141
* ieee80211_get_DA - get pointer to DA
2144
* Given an 802.11 frame, this function returns the offset
2145
* to the destination address (DA). It does not verify that
2146
* the header is long enough to contain the address, and the
2147
* header must be long enough to contain the frame control
2150
static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
2152
if (ieee80211_has_tods(hdr->frame_control))
2159
* ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
2160
* @hdr: the frame (buffer must include at least the first octet of payload)
2162
static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
2164
if (ieee80211_is_disassoc(hdr->frame_control) ||
2165
ieee80211_is_deauth(hdr->frame_control))
2168
if (ieee80211_is_action(hdr->frame_control)) {
2172
* Action frames, excluding Public Action frames, are Robust
2173
* Management Frames. However, if we are looking at a Protected
2174
* frame, skip the check since the data may be encrypted and
2175
* the frame has already been found to be a Robust Management
2176
* Frame (by the other end).
2178
if (ieee80211_has_protected(hdr->frame_control))
2180
category = ((u8 *) hdr) + 24;
2181
return *category != WLAN_CATEGORY_PUBLIC &&
2182
*category != WLAN_CATEGORY_HT &&
2183
*category != WLAN_CATEGORY_SELF_PROTECTED &&
2184
*category != WLAN_CATEGORY_VENDOR_SPECIFIC;
2191
* ieee80211_is_public_action - check if frame is a public action frame
2193
* @len: length of the frame
2195
static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
2198
struct ieee80211_mgmt *mgmt = (void *)hdr;
2200
if (len < IEEE80211_MIN_ACTION_SIZE)
2202
if (!ieee80211_is_action(hdr->frame_control))
2204
return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
2208
* ieee80211_dsss_chan_to_freq - get channel center frequency
2209
* @channel: the DSSS channel
2211
* Convert IEEE802.11 DSSS channel to the center frequency (MHz).
2212
* Ref IEEE 802.11-2007 section 15.6
2214
static inline int ieee80211_dsss_chan_to_freq(int channel)
2216
if ((channel > 0) && (channel < 14))
2217
return 2407 + (channel * 5);
2218
else if (channel == 14)
2225
* ieee80211_freq_to_dsss_chan - get channel
2226
* @freq: the frequency
2228
* Convert frequency (MHz) to IEEE802.11 DSSS channel
2229
* Ref IEEE 802.11-2007 section 15.6
2231
* This routine selects the channel with the closest center frequency.
2233
static inline int ieee80211_freq_to_dsss_chan(int freq)
2235
if ((freq >= 2410) && (freq < 2475))
2236
return (freq - 2405) / 5;
2237
else if ((freq >= 2482) && (freq < 2487))
2244
* ieee80211_tu_to_usec - convert time units (TU) to microseconds
2247
static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
2253
* ieee80211_check_tim - check if AID bit is set in TIM
2255
* @tim_len: length of the TIM IE
2256
* @aid: the AID to look for
2258
static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
2259
u8 tim_len, u16 aid)
2262
u8 index, indexn1, indexn2;
2264
if (unlikely(!tim || tim_len < sizeof(*tim)))
2269
mask = 1 << (aid & 7);
2271
indexn1 = tim->bitmap_ctrl & 0xfe;
2272
indexn2 = tim_len + indexn1 - 4;
2274
if (index < indexn1 || index > indexn2)
2279
return !!(tim->virtual_map[index] & mask);
2282
#endif /* LINUX_IEEE80211_H */