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freebsd/sys/net80211/_ieee80211.h
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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2001 Atsushi Onoe
* Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _NET80211__IEEE80211_H_
#define _NET80211__IEEE80211_H_
/*
* 802.11 implementation definitions.
*
* NB: this file is used by applications.
*/
/*
* PHY type; mostly used to identify FH phys.
*/
enum ieee80211_phytype {
IEEE80211_T_DS, /* direct sequence spread spectrum */
IEEE80211_T_FH, /* frequency hopping */
IEEE80211_T_OFDM, /* frequency division multiplexing */
IEEE80211_T_TURBO, /* high rate OFDM, aka turbo mode */
IEEE80211_T_HT, /* high throughput */
IEEE80211_T_OFDM_HALF, /* 1/2 rate OFDM */
IEEE80211_T_OFDM_QUARTER, /* 1/4 rate OFDM */
IEEE80211_T_VHT, /* VHT PHY */
};
#define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */
/*
* PHY mode; this is not really a mode as multi-mode devices
* have multiple PHY's. Mode is mostly used as a shorthand
* for constraining which channels to consider in setting up
* operation. Modes used to be used more extensively when
* channels were identified as IEEE channel numbers.
*/
enum ieee80211_phymode {
IEEE80211_MODE_AUTO = 0, /* autoselect */
IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */
IEEE80211_MODE_11B = 2, /* 2GHz, CCK */
IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */
IEEE80211_MODE_FH = 4, /* 2GHz, GFSK */
IEEE80211_MODE_TURBO_A = 5, /* 5GHz, OFDM, 2x clock */
IEEE80211_MODE_TURBO_G = 6, /* 2GHz, OFDM, 2x clock */
IEEE80211_MODE_STURBO_A = 7, /* 5GHz, OFDM, 2x clock, static */
IEEE80211_MODE_11NA = 8, /* 5GHz, w/ HT */
IEEE80211_MODE_11NG = 9, /* 2GHz, w/ HT */
IEEE80211_MODE_HALF = 10, /* OFDM, 1/2x clock */
IEEE80211_MODE_QUARTER = 11, /* OFDM, 1/4x clock */
IEEE80211_MODE_VHT_2GHZ = 12, /* 2GHz, VHT */
IEEE80211_MODE_VHT_5GHZ = 13, /* 5GHz, VHT */
};
#define IEEE80211_MODE_MAX (IEEE80211_MODE_VHT_5GHZ+1)
#define IEEE80211_MODE_BYTES howmany(IEEE80211_MODE_MAX, NBBY)
/*
* Operating mode. Devices do not necessarily support
* all modes; they indicate which are supported in their
* capabilities.
*/
enum ieee80211_opmode {
IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */
IEEE80211_M_STA = 1, /* infrastructure station */
IEEE80211_M_WDS = 2, /* WDS link */
IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */
IEEE80211_M_HOSTAP = 4, /* Software Access Point */
IEEE80211_M_MONITOR = 5, /* Monitor mode */
IEEE80211_M_MBSS = 6, /* MBSS (Mesh Point) link */
};
#define IEEE80211_OPMODE_MAX (IEEE80211_M_MBSS+1)
/*
* 802.11g/802.11n protection mode.
*/
enum ieee80211_protmode {
IEEE80211_PROT_NONE = 0, /* no protection */
IEEE80211_PROT_CTSONLY = 1, /* CTS to self */
IEEE80211_PROT_RTSCTS = 2, /* RTS-CTS */
};
/*
* Authentication mode. The open and shared key authentication
* modes are implemented within the 802.11 layer. 802.1x and
* WPA/802.11i are implemented in user mode by setting the
* 802.11 layer into IEEE80211_AUTH_8021X and deferring
* authentication to user space programs.
*/
enum ieee80211_authmode {
IEEE80211_AUTH_NONE = 0,
IEEE80211_AUTH_OPEN = 1, /* open */
IEEE80211_AUTH_SHARED = 2, /* shared-key */
IEEE80211_AUTH_8021X = 3, /* 802.1x */
IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */
/* NB: these are used only for ioctls */
IEEE80211_AUTH_WPA = 5, /* WPA/RSN w/ 802.1x/PSK */
};
/*
* Roaming mode is effectively who controls the operation
* of the 802.11 state machine when operating as a station.
* State transitions are controlled either by the driver
* (typically when management frames are processed by the
* hardware/firmware), the host (auto/normal operation of
* the 802.11 layer), or explicitly through ioctl requests
* when applications like wpa_supplicant want control.
*/
enum ieee80211_roamingmode {
IEEE80211_ROAMING_DEVICE= 0, /* driver/hardware control */
IEEE80211_ROAMING_AUTO = 1, /* 802.11 layer control */
IEEE80211_ROAMING_MANUAL= 2, /* application control */
};
/*
* Channels are specified by frequency and attributes.
*/
struct ieee80211_channel {
uint32_t ic_flags; /* see below */
uint16_t ic_freq; /* primary centre frequency in MHz */
uint8_t ic_ieee; /* IEEE channel number */
int8_t ic_maxregpower; /* maximum regulatory tx power in dBm */
int8_t ic_maxpower; /* maximum tx power in .5 dBm */
int8_t ic_minpower; /* minimum tx power in .5 dBm */
uint8_t ic_state; /* dynamic state */
uint8_t ic_extieee; /* HT40 extension channel number */
int8_t ic_maxantgain; /* maximum antenna gain in .5 dBm */
uint8_t ic_pad;
uint16_t ic_devdata; /* opaque device/driver data */
uint8_t ic_vht_ch_freq1; /* VHT primary freq1 IEEE value */
uint8_t ic_vht_ch_freq2; /* VHT secondary 80MHz freq2 IEEE value */
uint16_t ic_freq2; /* VHT secondary 80MHz freq2 MHz */
};
/*
* Note: for VHT operation we will need significantly more than
* IEEE80211_CHAN_MAX channels because of the combinations of
* VHT20, VHT40, VHT80, VHT160, and VHT80+80.
*/
#define IEEE80211_CHAN_MAX 1024
#define IEEE80211_CHAN_BYTES howmany(IEEE80211_CHAN_MAX, NBBY)
#define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */
#define IEEE80211_CHAN_ANYC \
((struct ieee80211_channel *) IEEE80211_CHAN_ANY)
/* channel attributes */
#define IEEE80211_CHAN_PRIV0 0x00000001 /* driver private bit 0 */
#define IEEE80211_CHAN_PRIV1 0x00000002 /* driver private bit 1 */
#define IEEE80211_CHAN_PRIV2 0x00000004 /* driver private bit 2 */
#define IEEE80211_CHAN_PRIV3 0x00000008 /* driver private bit 3 */
#define IEEE80211_CHAN_TURBO 0x00000010 /* Turbo channel */
#define IEEE80211_CHAN_CCK 0x00000020 /* CCK channel */
#define IEEE80211_CHAN_OFDM 0x00000040 /* OFDM channel */
#define IEEE80211_CHAN_2GHZ 0x00000080 /* 2 GHz spectrum channel. */
#define IEEE80211_CHAN_5GHZ 0x00000100 /* 5 GHz spectrum channel */
#define IEEE80211_CHAN_PASSIVE 0x00000200 /* Only passive scan allowed */
#define IEEE80211_CHAN_DYN 0x00000400 /* Dynamic CCK-OFDM channel */
#define IEEE80211_CHAN_GFSK 0x00000800 /* GFSK channel (FHSS PHY) */
#define IEEE80211_CHAN_GSM 0x00001000 /* 900 MHz spectrum channel */
#define IEEE80211_CHAN_STURBO 0x00002000 /* 11a static turbo channel only */
#define IEEE80211_CHAN_HALF 0x00004000 /* Half rate channel */
#define IEEE80211_CHAN_QUARTER 0x00008000 /* Quarter rate channel */
#define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */
#define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */
#define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */
#define IEEE80211_CHAN_DFS 0x00080000 /* DFS required */
#define IEEE80211_CHAN_4MSXMIT 0x00100000 /* 4ms limit on frame length */
#define IEEE80211_CHAN_NOADHOC 0x00200000 /* adhoc mode not allowed */
#define IEEE80211_CHAN_NOHOSTAP 0x00400000 /* hostap mode not allowed */
#define IEEE80211_CHAN_11D 0x00800000 /* 802.11d required */
#define IEEE80211_CHAN_VHT20 0x01000000 /* VHT20 channel */
#define IEEE80211_CHAN_VHT40U 0x02000000 /* VHT40 channel, ext above */
#define IEEE80211_CHAN_VHT40D 0x04000000 /* VHT40 channel, ext below */
#define IEEE80211_CHAN_VHT80 0x08000000 /* VHT80 channel */
#define IEEE80211_CHAN_VHT160 0x10000000 /* VHT160 channel */
#define IEEE80211_CHAN_VHT80P80 0x20000000 /* VHT80+80 channel */
/* XXX note: 0x80000000 is used in src/sbin/ifconfig/ifieee80211.c :( */
#define IEEE80211_CHAN_HT40 (IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D)
#define IEEE80211_CHAN_HT (IEEE80211_CHAN_HT20 | IEEE80211_CHAN_HT40)
#define IEEE80211_CHAN_VHT40 (IEEE80211_CHAN_VHT40U | IEEE80211_CHAN_VHT40D)
#define IEEE80211_CHAN_VHT (IEEE80211_CHAN_VHT20 | IEEE80211_CHAN_VHT40 \
| IEEE80211_CHAN_VHT80 | IEEE80211_CHAN_VHT160 \
| IEEE80211_CHAN_VHT80P80)
#define IEEE80211_CHAN_BITS \
"\20\1PRIV0\2PRIV2\3PRIV3\4PRIV4\5TURBO\6CCK\7OFDM\0102GHZ\0115GHZ" \
"\12PASSIVE\13DYN\14GFSK\15GSM\16STURBO\17HALF\20QUARTER\21HT20" \
"\22HT40U\23HT40D\24DFS\0254MSXMIT\26NOADHOC\27NOHOSTAP\03011D" \
"\031VHT20\032VHT40U\033VHT40D\034VHT80\035VHT160\036VHT80P80"
/*
* Useful combinations of channel characteristics.
*/
#define IEEE80211_CHAN_FHSS \
(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK)
#define IEEE80211_CHAN_A \
(IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
#define IEEE80211_CHAN_B \
(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
#define IEEE80211_CHAN_PUREG \
(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM)
#define IEEE80211_CHAN_G \
(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)
#define IEEE80211_CHAN_108A \
(IEEE80211_CHAN_A | IEEE80211_CHAN_TURBO)
#define IEEE80211_CHAN_108G \
(IEEE80211_CHAN_PUREG | IEEE80211_CHAN_TURBO)
#define IEEE80211_CHAN_ST \
(IEEE80211_CHAN_108A | IEEE80211_CHAN_STURBO)
#define IEEE80211_CHAN_ALL \
(IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_GFSK | \
IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN | \
IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER | \
IEEE80211_CHAN_HT | IEEE80211_CHAN_VHT)
#define IEEE80211_CHAN_ALLTURBO \
(IEEE80211_CHAN_ALL | IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO)
#define IEEE80211_IS_CHAN_FHSS(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_FHSS) == IEEE80211_CHAN_FHSS)
#define IEEE80211_IS_CHAN_A(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)
#define IEEE80211_IS_CHAN_B(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)
#define IEEE80211_IS_CHAN_PUREG(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG)
#define IEEE80211_IS_CHAN_G(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)
#define IEEE80211_IS_CHAN_ANYG(_c) \
(IEEE80211_IS_CHAN_PUREG(_c) || IEEE80211_IS_CHAN_G(_c))
#define IEEE80211_IS_CHAN_ST(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)
#define IEEE80211_IS_CHAN_108A(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)
#define IEEE80211_IS_CHAN_108G(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)
#define IEEE80211_IS_CHAN_2GHZ(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0)
#define IEEE80211_IS_CHAN_5GHZ(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0)
#define IEEE80211_IS_CHAN_PASSIVE(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_PASSIVE) != 0)
#define IEEE80211_IS_CHAN_OFDM(_c) \
(((_c)->ic_flags & (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN)) != 0)
#define IEEE80211_IS_CHAN_CCK(_c) \
(((_c)->ic_flags & (IEEE80211_CHAN_CCK | IEEE80211_CHAN_DYN)) != 0)
#define IEEE80211_IS_CHAN_DYN(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_DYN) == IEEE80211_CHAN_DYN)
#define IEEE80211_IS_CHAN_GFSK(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_GFSK) != 0)
#define IEEE80211_IS_CHAN_TURBO(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_TURBO) != 0)
#define IEEE80211_IS_CHAN_STURBO(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_STURBO) != 0)
#define IEEE80211_IS_CHAN_DTURBO(_c) \
(((_c)->ic_flags & \
(IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO)) == IEEE80211_CHAN_TURBO)
#define IEEE80211_IS_CHAN_HALF(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_HALF) != 0)
#define IEEE80211_IS_CHAN_QUARTER(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_QUARTER) != 0)
#define IEEE80211_IS_CHAN_FULL(_c) \
(((_c)->ic_flags & (IEEE80211_CHAN_QUARTER | IEEE80211_CHAN_HALF)) == 0)
#define IEEE80211_IS_CHAN_GSM(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_GSM) != 0)
#define IEEE80211_IS_CHAN_HT(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_HT) != 0)
#define IEEE80211_IS_CHAN_HT20(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_HT20) != 0)
#define IEEE80211_IS_CHAN_HT40(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_HT40) != 0)
#define IEEE80211_IS_CHAN_HT40U(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_HT40U) != 0)
#define IEEE80211_IS_CHAN_HT40D(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_HT40D) != 0)
#define IEEE80211_IS_CHAN_HTA(_c) \
(IEEE80211_IS_CHAN_5GHZ(_c) && \
((_c)->ic_flags & IEEE80211_CHAN_HT) != 0)
#define IEEE80211_IS_CHAN_HTG(_c) \
(IEEE80211_IS_CHAN_2GHZ(_c) && \
((_c)->ic_flags & IEEE80211_CHAN_HT) != 0)
#define IEEE80211_IS_CHAN_DFS(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_DFS) != 0)
#define IEEE80211_IS_CHAN_NOADHOC(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_NOADHOC) != 0)
#define IEEE80211_IS_CHAN_NOHOSTAP(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_NOHOSTAP) != 0)
#define IEEE80211_IS_CHAN_11D(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_11D) != 0)
#define IEEE80211_IS_CHAN_VHT(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
#define IEEE80211_IS_CHAN_VHT_2GHZ(_c) \
(IEEE80211_IS_CHAN_2GHZ(_c) && \
((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
#define IEEE80211_IS_CHAN_VHT_5GHZ(_c) \
(IEEE80211_IS_CHAN_5GHZ(_c) && \
((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
#define IEEE80211_IS_CHAN_VHT20(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT20) != 0)
#define IEEE80211_IS_CHAN_VHT40(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT40) != 0)
#define IEEE80211_IS_CHAN_VHT40U(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT40U) != 0)
#define IEEE80211_IS_CHAN_VHT40D(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT40D) != 0)
#define IEEE80211_IS_CHAN_VHTA(_c) \
(IEEE80211_IS_CHAN_5GHZ(_c) && \
((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
#define IEEE80211_IS_CHAN_VHTG(_c) \
(IEEE80211_IS_CHAN_2GHZ(_c) && \
((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
#define IEEE80211_IS_CHAN_VHT80(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT80) != 0)
#define IEEE80211_IS_CHAN_VHT160(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT160) != 0)
#define IEEE80211_IS_CHAN_VHT80P80(_c) \
(((_c)->ic_flags & IEEE80211_CHAN_VHT80P80) != 0)
#define IEEE80211_CHAN2IEEE(_c) (_c)->ic_ieee
/* dynamic state */
#define IEEE80211_CHANSTATE_RADAR 0x01 /* radar detected */
#define IEEE80211_CHANSTATE_CACDONE 0x02 /* CAC completed */
#define IEEE80211_CHANSTATE_CWINT 0x04 /* interference detected */
#define IEEE80211_CHANSTATE_NORADAR 0x10 /* post notify on radar clear */
#define IEEE80211_IS_CHAN_RADAR(_c) \
(((_c)->ic_state & IEEE80211_CHANSTATE_RADAR) != 0)
#define IEEE80211_IS_CHAN_CACDONE(_c) \
(((_c)->ic_state & IEEE80211_CHANSTATE_CACDONE) != 0)
#define IEEE80211_IS_CHAN_CWINT(_c) \
(((_c)->ic_state & IEEE80211_CHANSTATE_CWINT) != 0)
/* ni_chan encoding for FH phy */
#define IEEE80211_FH_CHANMOD 80
#define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat))
#define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1)
#define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD)
#define IEEE80211_TID_SIZE (WME_NUM_TID+1) /* WME TID's +1 for non-QoS */
#define IEEE80211_NONQOS_TID WME_NUM_TID /* index for non-QoS sta */
/*
* The 802.11 spec says at most 2007 stations may be
* associated at once. For most AP's this is way more
* than is feasible so we use a default of 128. This
* number may be overridden by the driver and/or by
* user configuration but may not be less than IEEE80211_AID_MIN.
*/
#define IEEE80211_AID_DEF 128
#define IEEE80211_AID_MIN 16
/*
* 802.11 rate set.
*/
#define IEEE80211_RATE_SIZE 8 /* 802.11 standard */
#define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */
struct ieee80211_rateset {
uint8_t rs_nrates;
uint8_t rs_rates[IEEE80211_RATE_MAXSIZE];
};
/*
* 802.11n variant of ieee80211_rateset. Instead of
* legacy rates the entries are MCS rates. We define
* the structure such that it can be used interchangeably
* with an ieee80211_rateset (modulo structure size).
*/
#define IEEE80211_HTRATE_MAXSIZE 77
struct ieee80211_htrateset {
uint8_t rs_nrates;
uint8_t rs_rates[IEEE80211_HTRATE_MAXSIZE];
};
#define IEEE80211_RATE_MCS 0x80
/*
* Per-mode transmit parameters/controls visible to user space.
* These can be used to set fixed transmit rate for all operating
* modes or on a per-client basis according to the capabilities
* of the client (e.g. an 11b client associated to an 11g ap).
*
* MCS are distinguished from legacy rates by or'ing in 0x80.
*/
struct ieee80211_txparam {
uint8_t ucastrate; /* ucast data rate (legacy/MCS|0x80) */
uint8_t mgmtrate; /* mgmt frame rate (legacy/MCS|0x80) */
uint8_t mcastrate; /* multicast rate (legacy/MCS|0x80) */
uint8_t maxretry; /* max unicast data retry count */
};
/*
* Per-mode roaming state visible to user space. There are two
* thresholds that control whether roaming is considered; when
* either is exceeded the 802.11 layer will check the scan cache
* for another AP. If the cache is stale then a scan may be
* triggered.
*/
struct ieee80211_roamparam {
int8_t rssi; /* rssi thresh (.5 dBm) */
uint8_t rate; /* tx rate thresh (.5 Mb/s or MCS) */
uint16_t pad; /* reserve */
};
/*
* Regulatory Information.
*/
struct ieee80211_regdomain {
uint16_t regdomain; /* SKU */
uint16_t country; /* ISO country code */
uint8_t location; /* I (indoor), O (outdoor), other */
uint8_t ecm; /* Extended Channel Mode */
char isocc[2]; /* country code string */
short pad[2];
};
/*
* MIMO antenna/radio state.
*/
#define IEEE80211_MAX_CHAINS 4
/*
* This is the number of sub-channels for a channel.
* 0 - pri20
* 1 - sec20 (HT40, VHT40)
* 2 - sec40 (VHT80)
* 3 - sec80 (VHT80+80, VHT160)
*/
#define IEEE80211_MAX_CHAIN_PRISEC 4
#define IEEE80211_MAX_EVM_DWORDS 16 /* 16 pilots, 4 chains */
#define IEEE80211_MAX_EVM_PILOTS 16 /* 468 subcarriers, 16 pilots */
struct ieee80211_mimo_chan_info {
int8_t rssi[IEEE80211_MAX_CHAIN_PRISEC];
int8_t noise[IEEE80211_MAX_CHAIN_PRISEC];
};
struct ieee80211_mimo_info {
struct ieee80211_mimo_chan_info ch[IEEE80211_MAX_CHAINS];
uint32_t evm[IEEE80211_MAX_EVM_DWORDS];
};
/*
* ic_caps/iv_caps: device driver capabilities
*/
/* 0x2e available */
#define IEEE80211_C_STA 0x00000001 /* CAPABILITY: STA available */
#define IEEE80211_C_8023ENCAP 0x00000002 /* CAPABILITY: 802.3 encap */
#define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */
#define IEEE80211_C_TURBOP 0x00000080 /* CAPABILITY: ATH Turbo avail*/
#define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */
#define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */
#define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */
#define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */
#define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */
#define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */
#define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */
#define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */
#define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */
#define IEEE80211_C_DFS 0x00020000 /* CAPABILITY: DFS/radar avail*/
#define IEEE80211_C_MBSS 0x00040000 /* CAPABILITY: MBSS available */
#define IEEE80211_C_SWSLEEP 0x00080000 /* CAPABILITY: do sleep here */
#define IEEE80211_C_SWAMSDUTX 0x00100000 /* CAPABILITY: software A-MSDU TX */
#define IEEE80211_C_UAPSD 0x00200000 /* CAPABILITY: U-APSD */
/* 0x7c0000 available */
#define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */
#define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */
#define IEEE80211_C_WPA 0x01800000 /* CAPABILITY: WPA1+WPA2 avail*/
#define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */
#define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */
#define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */
/* 0x10000000 reserved */
#define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */
#define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */
#define IEEE80211_C_TDMA 0x80000000 /* CAPABILITY: TDMA avail */
/* XXX protection/barker? */
#define IEEE80211_C_OPMODE \
(IEEE80211_C_STA | IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | \
IEEE80211_C_AHDEMO | IEEE80211_C_MONITOR | IEEE80211_C_WDS | \
IEEE80211_C_TDMA | IEEE80211_C_MBSS)
#define IEEE80211_C_BITS \
"\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
"\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
"\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
"\37TXFRAG\40TDMA"
/*
* ic_htcaps/iv_htcaps: HT-specific device/driver capabilities
*
* NB: the low 16-bits are the 802.11 definitions, the upper
* 16-bits are used to define s/w/driver capabilities.
*/
#define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */
#define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */
/* NB: HT40 is implied by IEEE80211_HTCAP_CHWIDTH40 */
#define IEEE80211_HTC_HT 0x00040000 /* CAPABILITY: HT operation */
#define IEEE80211_HTC_SMPS 0x00080000 /* CAPABILITY: MIMO power save*/
#define IEEE80211_HTC_RIFS 0x00100000 /* CAPABILITY: RIFS support */
#define IEEE80211_HTC_RXUNEQUAL 0x00200000 /* CAPABILITY: RX unequal MCS */
#define IEEE80211_HTC_RXMCS32 0x00400000 /* CAPABILITY: MCS32 support */
#define IEEE80211_HTC_TXUNEQUAL 0x00800000 /* CAPABILITY: TX unequal MCS */
#define IEEE80211_HTC_TXMCS32 0x01000000 /* CAPABILITY: MCS32 support */
#define IEEE80211_HTC_TXLDPC 0x02000000 /* CAPABILITY: TX using LDPC */
#define IEEE80211_HTC_RX_AMSDU_AMPDU 0x04000000 /* CAPABILITY: RX A-MSDU in A-MPDU */
#define IEEE80211_HTC_TX_AMSDU_AMPDU 0x08000000 /* CAPABILITY: TX A-MSDU in A-MPDU */
#define IEEE80211_C_HTCAP_BITS \
"\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \
"\21AMPDU\22AMSDU\23HT\24SMPS\25RIFS\32TXLDPC\33RXAMSDUAMPDU" \
"\34TXAMSDUAMPDU"
/*
* RX status notification - which fields are valid.
*/
#define IEEE80211_R_NF 0x00000001 /* global NF value valid */
#define IEEE80211_R_RSSI 0x00000002 /* global RSSI value valid */
#define IEEE80211_R_C_CHAIN 0x00000004 /* RX chain count valid */
#define IEEE80211_R_C_NF 0x00000008 /* per-chain NF value valid */
#define IEEE80211_R_C_RSSI 0x00000010 /* per-chain RSSI value valid */
#define IEEE80211_R_C_EVM 0x00000020 /* per-chain EVM valid */
#define IEEE80211_R_C_HT40 0x00000040 /* RX'ed packet is 40mhz, pilots 4,5 valid */
#define IEEE80211_R_FREQ 0x00000080 /* Freq value populated, MHz */
#define IEEE80211_R_IEEE 0x00000100 /* IEEE value populated */
#define IEEE80211_R_BAND 0x00000200 /* Frequency band populated */
#define IEEE80211_R_TSF32 0x00004000 /* 32 bit TSF */
#define IEEE80211_R_TSF64 0x00008000 /* 64 bit TSF */
#define IEEE80211_R_TSF_START 0x00010000 /* TSF is sampled at start of frame */
#define IEEE80211_R_TSF_END 0x00020000 /* TSF is sampled at end of frame */
/*
* RX status notification - describe the packet.
*/
#define IEEE80211_RX_F_STBC 0x00000001
#define IEEE80211_RX_F_LDPC 0x00000002
#define IEEE80211_RX_F_AMSDU 0x00000004 /* This is the start of an decap AMSDU list */
#define IEEE80211_RX_F_AMSDU_MORE 0x00000008 /* This is another decap AMSDU frame in the batch */
#define IEEE80211_RX_F_AMPDU 0x00000010 /* This is the start of an decap AMPDU list */
#define IEEE80211_RX_F_AMPDU_MORE 0x00000020 /* This is another decap AMPDU frame in the batch */
#define IEEE80211_RX_F_FAIL_FCSCRC 0x00000040 /* Failed CRC/FCS */
#define IEEE80211_RX_F_FAIL_MIC 0x00000080 /* Failed MIC check */
#define IEEE80211_RX_F_DECRYPTED 0x00000100 /* Hardware decrypted */
#define IEEE80211_RX_F_IV_STRIP 0x00000200 /* Decrypted; IV stripped */
#define IEEE80211_RX_F_MMIC_STRIP 0x00000400 /* Decrypted; MMIC stripped */
#define IEEE80211_RX_F_SHORTGI 0x00000800 /* This is a short-GI frame */
#define IEEE80211_RX_F_CCK 0x00001000
#define IEEE80211_RX_F_OFDM 0x00002000
#define IEEE80211_RX_F_HT 0x00004000
#define IEEE80211_RX_F_VHT 0x00008000
/* Channel width */
#define IEEE80211_RX_FW_20MHZ 1
#define IEEE80211_RX_FW_40MHZ 2
#define IEEE80211_RX_FW_80MHZ 3
#define IEEE80211_RX_FW_160MHZ 4
/* PHY type */
#define IEEE80211_RX_FP_11B 1
#define IEEE80211_RX_FP_11G 2
#define IEEE80211_RX_FP_11A 3
#define IEEE80211_RX_FP_11NA 4
#define IEEE80211_RX_FP_11NG 5
struct ieee80211_rx_stats {
uint32_t r_flags; /* IEEE80211_R_* flags */
uint32_t c_pktflags; /* IEEE80211_RX_F_* flags */
uint64_t c_rx_tsf; /* 32 or 64 bit TSF */
/* All DWORD aligned */
int16_t c_nf_ctl[IEEE80211_MAX_CHAINS]; /* per-chain NF */
int16_t c_nf_ext[IEEE80211_MAX_CHAINS]; /* per-chain NF */
int16_t c_rssi_ctl[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
int16_t c_rssi_ext[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
/* 32 bits */
int8_t c_nf; /* global NF */
int8_t c_rssi; /* global RSSI */
uint8_t c_chain; /* number of RX chains involved */
uint8_t c_rate; /* legacy; 11n rate code; VHT MCS */
/* 32 bits */
uint16_t c_freq; /* Frequency, MHz */
uint8_t c_ieee; /* Channel */
uint8_t c_width; /* channel width, FW flags above */
/* 32 bits */
uint32_t c_band; /* Band; XXX we do not have a real band. */
/* Force alignment to DWORD */
union {
uint8_t evm[IEEE80211_MAX_CHAINS][IEEE80211_MAX_EVM_PILOTS];
/* per-chain, per-pilot EVM values */
uint32_t __aln[8];
} evm;
/* 32 bits */
uint8_t c_phytype; /* PHY type, FW flags above */
uint8_t c_vhtnss; /* VHT - number of spatial streams */
uint8_t c_pad2[2];
};
struct ieee80211_rx_params {
struct ieee80211_rx_stats params;
};
#endif /* _NET80211__IEEE80211_H_ */
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