2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2001 Atsushi Onoe
5 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #ifndef _NET80211__IEEE80211_H_
31 #define _NET80211__IEEE80211_H_
34 * 802.11 implementation definitions.
36 * NB: this file is used by applications.
40 * PHY type; mostly used to identify FH phys.
42 enum ieee80211_phytype {
43 IEEE80211_T_DS, /* direct sequence spread spectrum */
44 IEEE80211_T_FH, /* frequency hopping */
45 IEEE80211_T_OFDM, /* frequency division multiplexing */
46 IEEE80211_T_TURBO, /* high rate OFDM, aka turbo mode */
47 IEEE80211_T_HT, /* high throughput */
48 IEEE80211_T_OFDM_HALF, /* 1/2 rate OFDM */
49 IEEE80211_T_OFDM_QUARTER, /* 1/4 rate OFDM */
50 IEEE80211_T_VHT, /* VHT PHY */
52 #define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */
55 * PHY mode; this is not really a mode as multi-mode devices
56 * have multiple PHY's. Mode is mostly used as a shorthand
57 * for constraining which channels to consider in setting up
58 * operation. Modes used to be used more extensively when
59 * channels were identified as IEEE channel numbers.
61 enum ieee80211_phymode {
62 IEEE80211_MODE_AUTO = 0, /* autoselect */
63 IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */
64 IEEE80211_MODE_11B = 2, /* 2GHz, CCK */
65 IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */
66 IEEE80211_MODE_FH = 4, /* 2GHz, GFSK */
67 IEEE80211_MODE_TURBO_A = 5, /* 5GHz, OFDM, 2x clock */
68 IEEE80211_MODE_TURBO_G = 6, /* 2GHz, OFDM, 2x clock */
69 IEEE80211_MODE_STURBO_A = 7, /* 5GHz, OFDM, 2x clock, static */
70 IEEE80211_MODE_11NA = 8, /* 5GHz, w/ HT */
71 IEEE80211_MODE_11NG = 9, /* 2GHz, w/ HT */
72 IEEE80211_MODE_HALF = 10, /* OFDM, 1/2x clock */
73 IEEE80211_MODE_QUARTER = 11, /* OFDM, 1/4x clock */
74 IEEE80211_MODE_VHT_2GHZ = 12, /* 2GHz, VHT */
75 IEEE80211_MODE_VHT_5GHZ = 13, /* 5GHz, VHT */
77 #define IEEE80211_MODE_MAX (IEEE80211_MODE_VHT_5GHZ+1)
78 #define IEEE80211_MODE_BYTES howmany(IEEE80211_MODE_MAX, NBBY)
81 * Operating mode. Devices do not necessarily support
82 * all modes; they indicate which are supported in their
85 enum ieee80211_opmode {
86 IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */
87 IEEE80211_M_STA = 1, /* infrastructure station */
88 IEEE80211_M_WDS = 2, /* WDS link */
89 IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */
90 IEEE80211_M_HOSTAP = 4, /* Software Access Point */
91 IEEE80211_M_MONITOR = 5, /* Monitor mode */
92 IEEE80211_M_MBSS = 6, /* MBSS (Mesh Point) link */
94 #define IEEE80211_OPMODE_MAX (IEEE80211_M_MBSS+1)
97 * 802.11g/802.11n protection mode.
99 enum ieee80211_protmode {
100 IEEE80211_PROT_NONE = 0, /* no protection */
101 IEEE80211_PROT_CTSONLY = 1, /* CTS to self */
102 IEEE80211_PROT_RTSCTS = 2, /* RTS-CTS */
106 * Authentication mode. The open and shared key authentication
107 * modes are implemented within the 802.11 layer. 802.1x and
108 * WPA/802.11i are implemented in user mode by setting the
109 * 802.11 layer into IEEE80211_AUTH_8021X and deferring
110 * authentication to user space programs.
112 enum ieee80211_authmode {
113 IEEE80211_AUTH_NONE = 0,
114 IEEE80211_AUTH_OPEN = 1, /* open */
115 IEEE80211_AUTH_SHARED = 2, /* shared-key */
116 IEEE80211_AUTH_8021X = 3, /* 802.1x */
117 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */
118 /* NB: these are used only for ioctls */
119 IEEE80211_AUTH_WPA = 5, /* WPA/RSN w/ 802.1x/PSK */
123 * Roaming mode is effectively who controls the operation
124 * of the 802.11 state machine when operating as a station.
125 * State transitions are controlled either by the driver
126 * (typically when management frames are processed by the
127 * hardware/firmware), the host (auto/normal operation of
128 * the 802.11 layer), or explicitly through ioctl requests
129 * when applications like wpa_supplicant want control.
131 enum ieee80211_roamingmode {
132 IEEE80211_ROAMING_DEVICE= 0, /* driver/hardware control */
133 IEEE80211_ROAMING_AUTO = 1, /* 802.11 layer control */
134 IEEE80211_ROAMING_MANUAL= 2, /* application control */
138 * Channels are specified by frequency and attributes.
140 struct ieee80211_channel {
141 uint32_t ic_flags; /* see below */
142 uint16_t ic_freq; /* primary centre frequency in MHz */
143 uint8_t ic_ieee; /* IEEE channel number */
144 int8_t ic_maxregpower; /* maximum regulatory tx power in dBm */
145 int8_t ic_maxpower; /* maximum tx power in .5 dBm */
146 int8_t ic_minpower; /* minimum tx power in .5 dBm */
147 uint8_t ic_state; /* dynamic state */
148 uint8_t ic_extieee; /* HT40 extension channel number */
149 int8_t ic_maxantgain; /* maximum antenna gain in .5 dBm */
151 uint16_t ic_devdata; /* opaque device/driver data */
154 #define IEEE80211_CHAN_MAX 256
155 #define IEEE80211_CHAN_BYTES howmany(IEEE80211_CHAN_MAX, NBBY)
156 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */
157 #define IEEE80211_CHAN_ANYC \
158 ((struct ieee80211_channel *) IEEE80211_CHAN_ANY)
160 /* channel attributes */
161 #define IEEE80211_CHAN_PRIV0 0x00000001 /* driver private bit 0 */
162 #define IEEE80211_CHAN_PRIV1 0x00000002 /* driver private bit 1 */
163 #define IEEE80211_CHAN_PRIV2 0x00000004 /* driver private bit 2 */
164 #define IEEE80211_CHAN_PRIV3 0x00000008 /* driver private bit 3 */
165 #define IEEE80211_CHAN_TURBO 0x00000010 /* Turbo channel */
166 #define IEEE80211_CHAN_CCK 0x00000020 /* CCK channel */
167 #define IEEE80211_CHAN_OFDM 0x00000040 /* OFDM channel */
168 #define IEEE80211_CHAN_2GHZ 0x00000080 /* 2 GHz spectrum channel. */
169 #define IEEE80211_CHAN_5GHZ 0x00000100 /* 5 GHz spectrum channel */
170 #define IEEE80211_CHAN_PASSIVE 0x00000200 /* Only passive scan allowed */
171 #define IEEE80211_CHAN_DYN 0x00000400 /* Dynamic CCK-OFDM channel */
172 #define IEEE80211_CHAN_GFSK 0x00000800 /* GFSK channel (FHSS PHY) */
173 #define IEEE80211_CHAN_GSM 0x00001000 /* 900 MHz spectrum channel */
174 #define IEEE80211_CHAN_STURBO 0x00002000 /* 11a static turbo channel only */
175 #define IEEE80211_CHAN_HALF 0x00004000 /* Half rate channel */
176 #define IEEE80211_CHAN_QUARTER 0x00008000 /* Quarter rate channel */
177 #define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */
178 #define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */
179 #define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */
180 #define IEEE80211_CHAN_DFS 0x00080000 /* DFS required */
181 #define IEEE80211_CHAN_4MSXMIT 0x00100000 /* 4ms limit on frame length */
182 #define IEEE80211_CHAN_NOADHOC 0x00200000 /* adhoc mode not allowed */
183 #define IEEE80211_CHAN_NOHOSTAP 0x00400000 /* hostap mode not allowed */
184 #define IEEE80211_CHAN_11D 0x00800000 /* 802.11d required */
185 #define IEEE80211_CHAN_VHT20 0x01000000 /* VHT20 channel */
186 #define IEEE80211_CHAN_VHT40U 0x02000000 /* VHT40 channel, ext above */
187 #define IEEE80211_CHAN_VHT40D 0x04000000 /* VHT40 channel, ext below */
188 #define IEEE80211_CHAN_VHT80 0x08000000 /* VHT80 channel */
189 #define IEEE80211_CHAN_VHT160 0x10000000 /* VHT160 channel */
190 #define IEEE80211_CHAN_VHT80P80 0x20000000 /* VHT80+80 channel */
191 /* XXX note: 0x80000000 is used in src/sbin/ifconfig/ifieee80211.c :( */
193 #define IEEE80211_CHAN_HT40 (IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D)
194 #define IEEE80211_CHAN_HT (IEEE80211_CHAN_HT20 | IEEE80211_CHAN_HT40)
196 #define IEEE80211_CHAN_VHT40 (IEEE80211_CHAN_VHT40U | IEEE80211_CHAN_VHT40D)
197 #define IEEE80211_CHAN_VHT (IEEE80211_CHAN_VHT20 | IEEE80211_CHAN_VHT40 \
198 | IEEE80211_CHAN_VHT80 | IEEE80211_CHAN_VHT160 \
199 | IEEE80211_CHAN_VHT80P80)
201 #define IEEE80211_CHAN_BITS \
202 "\20\1PRIV0\2PRIV2\3PRIV3\4PRIV4\5TURBO\6CCK\7OFDM\0102GHZ\0115GHZ" \
203 "\12PASSIVE\13DYN\14GFSK\15GSM\16STURBO\17HALF\20QUARTER\21HT20" \
204 "\22HT40U\23HT40D\24DFS\0254MSXMIT\26NOADHOC\27NOHOSTAP\03011D" \
205 "\031VHT20\032VHT40U\033VHT40D\034VHT80\035VHT160\036VHT80P80"
208 * Useful combinations of channel characteristics.
210 #define IEEE80211_CHAN_FHSS \
211 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_GFSK)
212 #define IEEE80211_CHAN_A \
213 (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
214 #define IEEE80211_CHAN_B \
215 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
216 #define IEEE80211_CHAN_PUREG \
217 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM)
218 #define IEEE80211_CHAN_G \
219 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)
220 #define IEEE80211_CHAN_108A \
221 (IEEE80211_CHAN_A | IEEE80211_CHAN_TURBO)
222 #define IEEE80211_CHAN_108G \
223 (IEEE80211_CHAN_PUREG | IEEE80211_CHAN_TURBO)
224 #define IEEE80211_CHAN_ST \
225 (IEEE80211_CHAN_108A | IEEE80211_CHAN_STURBO)
227 #define IEEE80211_CHAN_ALL \
228 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_GFSK | \
229 IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN | \
230 IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER | \
231 IEEE80211_CHAN_HT | IEEE80211_CHAN_VHT)
232 #define IEEE80211_CHAN_ALLTURBO \
233 (IEEE80211_CHAN_ALL | IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO)
235 #define IEEE80211_IS_CHAN_FHSS(_c) \
236 (((_c)->ic_flags & IEEE80211_CHAN_FHSS) == IEEE80211_CHAN_FHSS)
237 #define IEEE80211_IS_CHAN_A(_c) \
238 (((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)
239 #define IEEE80211_IS_CHAN_B(_c) \
240 (((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)
241 #define IEEE80211_IS_CHAN_PUREG(_c) \
242 (((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG)
243 #define IEEE80211_IS_CHAN_G(_c) \
244 (((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)
245 #define IEEE80211_IS_CHAN_ANYG(_c) \
246 (IEEE80211_IS_CHAN_PUREG(_c) || IEEE80211_IS_CHAN_G(_c))
247 #define IEEE80211_IS_CHAN_ST(_c) \
248 (((_c)->ic_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)
249 #define IEEE80211_IS_CHAN_108A(_c) \
250 (((_c)->ic_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)
251 #define IEEE80211_IS_CHAN_108G(_c) \
252 (((_c)->ic_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)
254 #define IEEE80211_IS_CHAN_2GHZ(_c) \
255 (((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0)
256 #define IEEE80211_IS_CHAN_5GHZ(_c) \
257 (((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0)
258 #define IEEE80211_IS_CHAN_PASSIVE(_c) \
259 (((_c)->ic_flags & IEEE80211_CHAN_PASSIVE) != 0)
260 #define IEEE80211_IS_CHAN_OFDM(_c) \
261 (((_c)->ic_flags & (IEEE80211_CHAN_OFDM | IEEE80211_CHAN_DYN)) != 0)
262 #define IEEE80211_IS_CHAN_CCK(_c) \
263 (((_c)->ic_flags & (IEEE80211_CHAN_CCK | IEEE80211_CHAN_DYN)) != 0)
264 #define IEEE80211_IS_CHAN_DYN(_c) \
265 (((_c)->ic_flags & IEEE80211_CHAN_DYN) == IEEE80211_CHAN_DYN)
266 #define IEEE80211_IS_CHAN_GFSK(_c) \
267 (((_c)->ic_flags & IEEE80211_CHAN_GFSK) != 0)
268 #define IEEE80211_IS_CHAN_TURBO(_c) \
269 (((_c)->ic_flags & IEEE80211_CHAN_TURBO) != 0)
270 #define IEEE80211_IS_CHAN_STURBO(_c) \
271 (((_c)->ic_flags & IEEE80211_CHAN_STURBO) != 0)
272 #define IEEE80211_IS_CHAN_DTURBO(_c) \
274 (IEEE80211_CHAN_TURBO | IEEE80211_CHAN_STURBO)) == IEEE80211_CHAN_TURBO)
275 #define IEEE80211_IS_CHAN_HALF(_c) \
276 (((_c)->ic_flags & IEEE80211_CHAN_HALF) != 0)
277 #define IEEE80211_IS_CHAN_QUARTER(_c) \
278 (((_c)->ic_flags & IEEE80211_CHAN_QUARTER) != 0)
279 #define IEEE80211_IS_CHAN_FULL(_c) \
280 (((_c)->ic_flags & (IEEE80211_CHAN_QUARTER | IEEE80211_CHAN_HALF)) == 0)
281 #define IEEE80211_IS_CHAN_GSM(_c) \
282 (((_c)->ic_flags & IEEE80211_CHAN_GSM) != 0)
283 #define IEEE80211_IS_CHAN_HT(_c) \
284 (((_c)->ic_flags & IEEE80211_CHAN_HT) != 0)
285 #define IEEE80211_IS_CHAN_HT20(_c) \
286 (((_c)->ic_flags & IEEE80211_CHAN_HT20) != 0)
287 #define IEEE80211_IS_CHAN_HT40(_c) \
288 (((_c)->ic_flags & IEEE80211_CHAN_HT40) != 0)
289 #define IEEE80211_IS_CHAN_HT40U(_c) \
290 (((_c)->ic_flags & IEEE80211_CHAN_HT40U) != 0)
291 #define IEEE80211_IS_CHAN_HT40D(_c) \
292 (((_c)->ic_flags & IEEE80211_CHAN_HT40D) != 0)
293 #define IEEE80211_IS_CHAN_HTA(_c) \
294 (IEEE80211_IS_CHAN_5GHZ(_c) && \
295 ((_c)->ic_flags & IEEE80211_CHAN_HT) != 0)
296 #define IEEE80211_IS_CHAN_HTG(_c) \
297 (IEEE80211_IS_CHAN_2GHZ(_c) && \
298 ((_c)->ic_flags & IEEE80211_CHAN_HT) != 0)
299 #define IEEE80211_IS_CHAN_DFS(_c) \
300 (((_c)->ic_flags & IEEE80211_CHAN_DFS) != 0)
301 #define IEEE80211_IS_CHAN_NOADHOC(_c) \
302 (((_c)->ic_flags & IEEE80211_CHAN_NOADHOC) != 0)
303 #define IEEE80211_IS_CHAN_NOHOSTAP(_c) \
304 (((_c)->ic_flags & IEEE80211_CHAN_NOHOSTAP) != 0)
305 #define IEEE80211_IS_CHAN_11D(_c) \
306 (((_c)->ic_flags & IEEE80211_CHAN_11D) != 0)
308 #define IEEE80211_IS_CHAN_VHT(_c) \
309 (((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
310 #define IEEE80211_IS_CHAN_VHT_2GHZ(_c) \
311 (IEEE80211_IS_CHAN_2GHZ(_c) && \
312 ((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
313 #define IEEE80211_IS_CHAN_VHT_5GHZ(_c) \
314 (IEEE80211_IS_CHAN_5GHZ(_c) && \
315 ((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
316 #define IEEE80211_IS_CHAN_VHT20(_c) \
317 (((_c)->ic_flags & IEEE80211_CHAN_VHT20) != 0)
318 #define IEEE80211_IS_CHAN_VHT40(_c) \
319 (((_c)->ic_flags & IEEE80211_CHAN_VHT40) != 0)
320 #define IEEE80211_IS_CHAN_VHT40U(_c) \
321 (((_c)->ic_flags & IEEE80211_CHAN_VHT40U) != 0)
322 #define IEEE80211_IS_CHAN_VHT40D(_c) \
323 (((_c)->ic_flags & IEEE80211_CHAN_VHT40D) != 0)
324 #define IEEE80211_IS_CHAN_VHTA(_c) \
325 (IEEE80211_IS_CHAN_5GHZ(_c) && \
326 ((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
327 #define IEEE80211_IS_CHAN_VHTG(_c) \
328 (IEEE80211_IS_CHAN_2GHZ(_c) && \
329 ((_c)->ic_flags & IEEE80211_CHAN_VHT) != 0)
330 #define IEEE80211_IS_CHAN_VHT80(_c) \
331 (((_c)->ic_flags & IEEE80211_CHAN_VHT80) != 0)
332 #define IEEE80211_IS_CHAN_VHT160(_c) \
333 (((_c)->ic_flags & IEEE80211_CHAN_VHT160) != 0)
334 #define IEEE80211_IS_CHAN_VHT80P80(_c) \
335 (((_c)->ic_flags & IEEE80211_CHAN_VHT80P80) != 0)
337 #define IEEE80211_CHAN2IEEE(_c) (_c)->ic_ieee
340 #define IEEE80211_CHANSTATE_RADAR 0x01 /* radar detected */
341 #define IEEE80211_CHANSTATE_CACDONE 0x02 /* CAC completed */
342 #define IEEE80211_CHANSTATE_CWINT 0x04 /* interference detected */
343 #define IEEE80211_CHANSTATE_NORADAR 0x10 /* post notify on radar clear */
345 #define IEEE80211_IS_CHAN_RADAR(_c) \
346 (((_c)->ic_state & IEEE80211_CHANSTATE_RADAR) != 0)
347 #define IEEE80211_IS_CHAN_CACDONE(_c) \
348 (((_c)->ic_state & IEEE80211_CHANSTATE_CACDONE) != 0)
349 #define IEEE80211_IS_CHAN_CWINT(_c) \
350 (((_c)->ic_state & IEEE80211_CHANSTATE_CWINT) != 0)
352 /* ni_chan encoding for FH phy */
353 #define IEEE80211_FH_CHANMOD 80
354 #define IEEE80211_FH_CHAN(set,pat) (((set)-1)*IEEE80211_FH_CHANMOD+(pat))
355 #define IEEE80211_FH_CHANSET(chan) ((chan)/IEEE80211_FH_CHANMOD+1)
356 #define IEEE80211_FH_CHANPAT(chan) ((chan)%IEEE80211_FH_CHANMOD)
358 #define IEEE80211_TID_SIZE (WME_NUM_TID+1) /* WME TID's +1 for non-QoS */
359 #define IEEE80211_NONQOS_TID WME_NUM_TID /* index for non-QoS sta */
362 * The 802.11 spec says at most 2007 stations may be
363 * associated at once. For most AP's this is way more
364 * than is feasible so we use a default of 128. This
365 * number may be overridden by the driver and/or by
366 * user configuration but may not be less than IEEE80211_AID_MIN.
368 #define IEEE80211_AID_DEF 128
369 #define IEEE80211_AID_MIN 16
374 #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */
375 #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */
377 struct ieee80211_rateset {
379 uint8_t rs_rates[IEEE80211_RATE_MAXSIZE];
383 * 802.11n variant of ieee80211_rateset. Instead of
384 * legacy rates the entries are MCS rates. We define
385 * the structure such that it can be used interchangeably
386 * with an ieee80211_rateset (modulo structure size).
388 #define IEEE80211_HTRATE_MAXSIZE 77
390 struct ieee80211_htrateset {
392 uint8_t rs_rates[IEEE80211_HTRATE_MAXSIZE];
395 #define IEEE80211_RATE_MCS 0x80
398 * Per-mode transmit parameters/controls visible to user space.
399 * These can be used to set fixed transmit rate for all operating
400 * modes or on a per-client basis according to the capabilities
401 * of the client (e.g. an 11b client associated to an 11g ap).
403 * MCS are distinguished from legacy rates by or'ing in 0x80.
405 struct ieee80211_txparam {
406 uint8_t ucastrate; /* ucast data rate (legacy/MCS|0x80) */
407 uint8_t mgmtrate; /* mgmt frame rate (legacy/MCS|0x80) */
408 uint8_t mcastrate; /* multicast rate (legacy/MCS|0x80) */
409 uint8_t maxretry; /* max unicast data retry count */
413 * Per-mode roaming state visible to user space. There are two
414 * thresholds that control whether roaming is considered; when
415 * either is exceeded the 802.11 layer will check the scan cache
416 * for another AP. If the cache is stale then a scan may be
419 struct ieee80211_roamparam {
420 int8_t rssi; /* rssi thresh (.5 dBm) */
421 uint8_t rate; /* tx rate thresh (.5 Mb/s or MCS) */
422 uint16_t pad; /* reserve */
426 * Regulatory Information.
428 struct ieee80211_regdomain {
429 uint16_t regdomain; /* SKU */
430 uint16_t country; /* ISO country code */
431 uint8_t location; /* I (indoor), O (outdoor), other */
432 uint8_t ecm; /* Extended Channel Mode */
433 char isocc[2]; /* country code string */
438 * MIMO antenna/radio state.
442 * XXX This doesn't yet export both ctl/ext chain details
443 * XXX TODO: IEEE80211_MAX_CHAINS is defined in _freebsd.h, not here;
444 * figure out how to pull it in!
446 struct ieee80211_mimo_info {
447 int8_t rssi[3]; /* per-antenna rssi */
448 int8_t noise[3]; /* per-antenna noise floor */
450 uint32_t evm[3]; /* EVM data */
452 #endif /* _NET80211__IEEE80211_H_ */