1 /* $OpenBSD: ieee80211_var.h,v 1.111 2022/03/14 15:07:24 stsp Exp $ */
2 /* $NetBSD: ieee80211_var.h,v 1.7 2004/05/06 03:07:10 dyoung Exp $ */
3
4 /*-
5 * Copyright (c) 2001 Atsushi Onoe
6 * Copyright (c) 2002, 2003 Sam Leffler, Errno Consulting
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * $FreeBSD: src/sys/net80211/ieee80211_var.h,v 1.15 2004/04/05 22:10:26 sam Exp $
32 */
33 #ifndef _NET80211_IEEE80211_VAR_H_
34 #define _NET80211_IEEE80211_VAR_H_
35
36 /*
37 * Definitions for IEEE 802.11 drivers.
38 */
39
40 #ifdef SMALL_KERNEL
41 #define IEEE80211_STA_ONLY 1
42 #endif
43
44 #include <sys/timeout.h>
45
46 #include <net80211/ieee80211.h>
47 #include <net80211/ieee80211_crypto.h>
48 #include <net80211/ieee80211_ioctl.h> /* for ieee80211_stats */
49 #include <net80211/ieee80211_node.h>
50 #include <net80211/ieee80211_proto.h>
51
52 #define IEEE80211_CHAN_MAX 255
53 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */
54 #define IEEE80211_CHAN_ANYC \
55 ((struct ieee80211_channel *) NULL)
56
57 #define IEEE80211_TXPOWER_MAX 100 /* max power */
58 #define IEEE80211_TXPOWER_MIN -50 /* kill radio (if possible) */
59
60 #define IEEE80211_RSSI_THRES_2GHZ (-60) /* in dBm */
61 #define IEEE80211_RSSI_THRES_5GHZ (-70) /* in dBm */
62 #define IEEE80211_RSSI_THRES_RATIO_2GHZ 60 /* in percent */
63 #define IEEE80211_RSSI_THRES_RATIO_5GHZ 50 /* in percent */
64
65 #define IEEE80211_BGSCAN_FAIL_MAX 512 /* units of 500 msec */
66
67 /*
68 * Missed beacon threshold: An access point has disappeared if this amount
69 * of consecutive beacons have been missed.
70 * This value needs to be high enough to avoid frequent re-connects to APs
71 * which suffer from occasional packet loss, and low enough to avoid a long
72 * delay before we start scanning when an AP has actually disappeared.
73 *
74 * The beacon interval is variable, but generally in the order of 100ms.
75 * So 30 beacons implies a grace period of about 3 seconds before we start
76 * searching for a new AP.
77 */
78 #define IEEE80211_BEACON_MISS_THRES 30 /* units of beacons */
79
80 enum ieee80211_phytype {
81 IEEE80211_T_DS, /* direct sequence spread spectrum */
82 IEEE80211_T_OFDM, /* frequency division multiplexing */
83 IEEE80211_T_XR /* extended range mode */
84 };
85 #define IEEE80211_T_CCK IEEE80211_T_DS /* more common nomenclature */
86
87 /* XXX not really a mode; there are really multiple PHY's */
88 enum ieee80211_phymode {
89 IEEE80211_MODE_AUTO = 0, /* autoselect */
90 IEEE80211_MODE_11A = 1, /* 5GHz, OFDM */
91 IEEE80211_MODE_11B = 2, /* 2GHz, CCK */
92 IEEE80211_MODE_11G = 3, /* 2GHz, OFDM */
93 IEEE80211_MODE_11N = 4, /* 2GHz/5GHz, OFDM/HT */
94 IEEE80211_MODE_11AC = 5, /* 5GHz, OFDM/VHT */
95 };
96 #define IEEE80211_MODE_MAX (IEEE80211_MODE_11AC+1)
97
98 enum ieee80211_opmode {
99 IEEE80211_M_STA = 1, /* infrastructure station */
100 #ifndef IEEE80211_STA_ONLY
101 IEEE80211_M_IBSS = 0, /* IBSS (adhoc) station */
102 IEEE80211_M_AHDEMO = 3, /* Old lucent compatible adhoc demo */
103 IEEE80211_M_HOSTAP = 6, /* Software Access Point */
104 #endif
105 IEEE80211_M_MONITOR = 8 /* Monitor mode */
106 };
107
108 /*
109 * 802.11g protection mode.
110 */
111 enum ieee80211_protmode {
112 IEEE80211_PROT_NONE = 0, /* no protection */
113 IEEE80211_PROT_CTSONLY = 1, /* CTS to self */
114 IEEE80211_PROT_RTSCTS = 2 /* RTS-CTS */
115 };
116
117 /*
118 * Channels are specified by frequency and attributes.
119 */
120 struct ieee80211_channel {
121 u_int16_t ic_freq; /* setting in MHz */
122 u_int16_t ic_flags; /* see below */
123 u_int32_t ic_xflags; /* extra flags; see below */
124 };
125
126 /*
127 * Channel attributes (XXX must keep in sync with radiotap flags).
128 */
129 #define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */
130 #define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */
131 #define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel */
132 #define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */
133 #define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */
134 #define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */
135 #define IEEE80211_CHAN_XR 0x1000 /* Extended range OFDM channel */
136 #define IEEE80211_CHAN_HT 0x2000 /* 11n/HT channel */
137 #define IEEE80211_CHAN_VHT 0x4000 /* 11ac/VHT channel */
138 #define IEEE80211_CHAN_40MHZ 0x8000 /* use of 40 MHz is allowed */
139
140 /*
141 * Extra channel flags.
142 */
143 #define IEEE80211_CHANX_80MHZ 0x00000001 /* use of 80 MHz is allowed */
144 #define IEEE80211_CHANX_160MHZ 0x00000002 /* use of 160 MHz is allowed */
145
146 /*
147 * Useful combinations of channel characteristics.
148 */
149 #define IEEE80211_CHAN_A \
150 (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
151 #define IEEE80211_CHAN_B \
152 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
153 #define IEEE80211_CHAN_PUREG \
154 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM)
155 #define IEEE80211_CHAN_G \
156 (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)
157
158 #define IEEE80211_IS_CHAN_A(_c) \
159 (((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)
160 #define IEEE80211_IS_CHAN_B(_c) \
161 (((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)
162 #define IEEE80211_IS_CHAN_PUREG(_c) \
163 (((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG)
164 #define IEEE80211_IS_CHAN_G(_c) \
165 (((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)
166 #define IEEE80211_IS_CHAN_N(_c) \
167 (((_c)->ic_flags & IEEE80211_CHAN_HT) == IEEE80211_CHAN_HT)
168 #define IEEE80211_IS_CHAN_AC(_c) \
169 (((_c)->ic_flags & IEEE80211_CHAN_VHT) == IEEE80211_CHAN_VHT)
170
171 #define IEEE80211_IS_CHAN_2GHZ(_c) \
172 (((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0)
173 #define IEEE80211_IS_CHAN_5GHZ(_c) \
174 (((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0)
175 #define IEEE80211_IS_CHAN_OFDM(_c) \
176 (((_c)->ic_flags & IEEE80211_CHAN_OFDM) != 0)
177 #define IEEE80211_IS_CHAN_CCK(_c) \
178 (((_c)->ic_flags & IEEE80211_CHAN_CCK) != 0)
179 #define IEEE80211_IS_CHAN_XR(_c) \
180 (((_c)->ic_flags & IEEE80211_CHAN_XR) != 0)
181
182 #define IEEE80211_CHAN_40MHZ_ALLOWED(_c) \
183 (((_c)->ic_flags & IEEE80211_CHAN_40MHZ) != 0)
184 #define IEEE80211_CHAN_80MHZ_ALLOWED(_c) \
185 (((_c)->ic_xflags & IEEE80211_CHANX_80MHZ) != 0)
186 #define IEEE80211_CHAN_160MHZ_ALLOWED(_c) \
187 (((_c)->ic_xflags & IEEE80211_CHANX_160MHZ) != 0)
188
189 /*
190 * EDCA AC parameters.
191 */
192 struct ieee80211_edca_ac_params {
193 u_int8_t ac_ecwmin; /* CWmin = 2^ECWmin - 1 */
194 u_int8_t ac_ecwmax; /* CWmax = 2^ECWmax - 1 */
195 u_int8_t ac_aifsn;
196 u_int16_t ac_txoplimit; /* 32TU */
197 #define IEEE80211_TXOP_TO_US(txop) ((txop) * 32)
198
199 u_int8_t ac_acm;
200 };
201
202 extern const struct ieee80211_edca_ac_params
203 ieee80211_edca_table[IEEE80211_MODE_MAX][EDCA_NUM_AC];
204 extern const struct ieee80211_edca_ac_params
205 ieee80211_qap_edca_table[IEEE80211_MODE_MAX][EDCA_NUM_AC];
206
207 #define IEEE80211_DEFRAG_SIZE 3 /* must be >= 3 according to spec */
208 /*
209 * Entry in the fragment cache.
210 */
211 struct ieee80211_defrag {
212 struct timeout df_to;
213 struct mbuf *df_m;
214 u_int16_t df_seq;
215 u_int8_t df_frag;
216 };
217
218 #define IEEE80211_PROTO_NONE 0
219 #define IEEE80211_PROTO_RSN (1 << 0)
220 #define IEEE80211_PROTO_WPA (1 << 1)
221
222 #define IEEE80211_SCAN_UNLOCKED 0x0
223 #define IEEE80211_SCAN_LOCKED 0x1
224 #define IEEE80211_SCAN_REQUEST 0x2
225 #define IEEE80211_SCAN_RESUME 0x4
226
227 #define IEEE80211_GROUP_NKID 6
228
229 struct ieee80211_node_switch_bss_arg;
230
231 struct ieee80211com {
232 struct arpcom ic_ac;
233 LIST_ENTRY(ieee80211com) ic_list; /* chain of all ieee80211com */
234 void (*ic_recv_mgmt)(struct ieee80211com *,
235 struct mbuf *, struct ieee80211_node *,
236 struct ieee80211_rxinfo *, int);
237 int (*ic_send_mgmt)(struct ieee80211com *,
238 struct ieee80211_node *, int, int, int);
239 int (*ic_newstate)(struct ieee80211com *,
240 enum ieee80211_state, int);
241 int (*ic_newauth)(struct ieee80211com *,
242 struct ieee80211_node *, int, uint16_t);
243 void (*ic_newassoc)(struct ieee80211com *,
244 struct ieee80211_node *, int);
245 void (*ic_node_leave)(struct ieee80211com *,
246 struct ieee80211_node *);
247 void (*ic_updateslot)(struct ieee80211com *);
248 void (*ic_updateedca)(struct ieee80211com *);
249 void (*ic_set_tim)(struct ieee80211com *, int, int);
250 int (*ic_set_key)(struct ieee80211com *,
251 struct ieee80211_node *,
252 struct ieee80211_key *);
253 void (*ic_delete_key)(struct ieee80211com *,
254 struct ieee80211_node *,
255 struct ieee80211_key *);
256 int (*ic_ampdu_tx_start)(struct ieee80211com *,
257 struct ieee80211_node *, u_int8_t);
258 void (*ic_ampdu_tx_stop)(struct ieee80211com *,
259 struct ieee80211_node *, u_int8_t);
260 int (*ic_ampdu_rx_start)(struct ieee80211com *,
261 struct ieee80211_node *, u_int8_t);
262 void (*ic_ampdu_rx_stop)(struct ieee80211com *,
263 struct ieee80211_node *, u_int8_t);
264 void (*ic_updateprot)(struct ieee80211com *);
265 void (*ic_updatechan)(struct ieee80211com *);
266 void (*ic_updatedtim)(struct ieee80211com *);
267 int (*ic_bgscan_start)(struct ieee80211com *);
268 void (*ic_bgscan_done)(struct ieee80211com *,
269 struct ieee80211_node_switch_bss_arg *,
270 size_t);
271 struct timeout ic_bgscan_timeout;
272 uint32_t ic_bgscan_fail;
273 u_int8_t ic_myaddr[IEEE80211_ADDR_LEN];
274 struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
275 struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX+1];
276 u_char ic_chan_avail[howmany(IEEE80211_CHAN_MAX,NBBY)];
277 u_char ic_chan_active[howmany(IEEE80211_CHAN_MAX, NBBY)];
278 u_char ic_chan_scan[howmany(IEEE80211_CHAN_MAX,NBBY)];
279 struct mbuf_queue ic_mgtq;
280 struct mbuf_queue ic_pwrsaveq;
281 u_int8_t ic_scan_count; /* count scans */
282 u_int32_t ic_flags; /* state flags */
283 u_int32_t ic_xflags; /* more flags */
284 u_int32_t ic_userflags; /* yet more flags */
285 u_int32_t ic_caps; /* capabilities */
286 u_int16_t ic_modecaps; /* set of mode capabilities */
287 u_int16_t ic_curmode; /* current mode */
288 enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */
289 enum ieee80211_opmode ic_opmode; /* operation mode */
290 enum ieee80211_state ic_state; /* 802.11 state */
291 u_int32_t *ic_aid_bitmap;
292 u_int16_t ic_max_aid;
293 enum ieee80211_protmode ic_protmode; /* 802.11g/n protection mode */
294 struct ifmedia ic_media; /* interface media config */
295 caddr_t ic_rawbpf; /* packet filter structure */
296 struct ieee80211_node *ic_bss; /* information for this node */
297 struct ieee80211_channel *ic_ibss_chan;
298 int ic_fixed_rate; /* index to ic_sup_rates[] */
299 u_int16_t ic_rtsthreshold;
300 u_int16_t ic_fragthreshold;
301 u_int ic_scangen; /* gen# for timeout scan */
302 struct ieee80211_node *(*ic_node_alloc)(struct ieee80211com *);
303 void (*ic_node_free)(struct ieee80211com *,
304 struct ieee80211_node *);
305 void (*ic_node_copy)(struct ieee80211com *,
306 struct ieee80211_node *,
307 const struct ieee80211_node *);
308 u_int8_t (*ic_node_getrssi)(struct ieee80211com *,
309 const struct ieee80211_node *);
310 int (*ic_node_checkrssi)(struct ieee80211com *,
311 const struct ieee80211_node *);
312 u_int8_t ic_max_rssi;
313 struct ieee80211_tree ic_tree;
314 int ic_nnodes; /* length of ic_nnodes */
315 int ic_max_nnodes; /* max length of ic_nnodes */
316 u_int16_t ic_lintval; /* listen interval */
317 int16_t ic_txpower; /* tx power setting (dBm) */
318 int ic_bmissthres; /* beacon miss threshold */
319 int ic_mgt_timer; /* mgmt timeout */
320 #ifndef IEEE80211_STA_ONLY
321 struct timeout ic_inact_timeout; /* node inactivity timeout */
322 struct timeout ic_node_cache_timeout;
323 #endif
324 struct task ic_rtm_80211info_task;
325 int ic_des_esslen;
326 u_int8_t ic_des_essid[IEEE80211_NWID_LEN];
327 struct ieee80211_channel *ic_des_chan; /* desired channel */
328 u_int8_t ic_des_bssid[IEEE80211_ADDR_LEN];
329 struct ieee80211_key ic_nw_keys[IEEE80211_GROUP_NKID];
330 int ic_def_txkey; /* group data key index */
331 #define ic_wep_txkey ic_def_txkey
332 int ic_igtk_kid; /* IGTK key index */
333 u_int32_t ic_iv; /* initial vector for wep */
334 struct ieee80211_stats ic_stats; /* statistics */
335 struct timeval ic_last_merge_print; /* for rate-limiting
336 * IBSS merge print-outs
337 */
338 struct ieee80211_edca_ac_params ic_edca_ac[EDCA_NUM_AC];
339 u_int ic_edca_updtcount;
340 u_int16_t ic_tid_noack;
341 u_int8_t ic_globalcnt[EAPOL_KEY_NONCE_LEN];
342 u_int8_t ic_nonce[EAPOL_KEY_NONCE_LEN];
343 u_int8_t ic_psk[IEEE80211_PMK_LEN];
344 struct timeout ic_rsn_timeout;
345 time_t ic_tkip_micfail;
346 u_int64_t ic_tkip_micfail_last_tsc;
347 #ifndef IEEE80211_STA_ONLY
348 struct timeout ic_tkip_micfail_timeout;
349 #endif
350
351 TAILQ_HEAD(, ieee80211_pmk) ic_pmksa; /* PMKSA cache */
352 u_int ic_rsnprotos;
353 u_int ic_rsnakms;
354 u_int ic_rsnciphers;
355 enum ieee80211_cipher ic_rsngroupcipher;
356 enum ieee80211_cipher ic_rsngroupmgmtcipher;
357
358 #ifdef notyet
359 struct ieee80211_defrag ic_defrag[IEEE80211_DEFRAG_SIZE];
360 int ic_defrag_cur;
361 #endif
362
363 u_int8_t *ic_tim_bitmap;
364 u_int ic_tim_len;
365 u_int ic_tim_mcast_pending;
366 u_int ic_dtim_period;
367 u_int ic_dtim_count;
368
369 u_int32_t ic_txbfcaps;
370 u_int16_t ic_htcaps;
371 u_int8_t ic_ampdu_params;
372 u_int8_t ic_sup_mcs[howmany(80, NBBY)];
373 u_int16_t ic_max_rxrate; /* in Mb/s, 0 <= rate <= 1023 */
374 u_int8_t ic_tx_mcs_set;
375 u_int16_t ic_htxcaps;
376 u_int8_t ic_aselcaps;
377 u_int8_t ic_dialog_token;
378 int ic_fixed_mcs;
379
380 uint32_t ic_vhtcaps;
381 uint16_t ic_vht_rxmcs;
382 uint16_t ic_vht_rx_max_lgi_mbit_s;
383 uint16_t ic_vht_txmcs;
384 uint16_t ic_vht_tx_max_lgi_mbit_s;
385
386 TAILQ_HEAD(, ieee80211_ess) ic_ess;
387 };
388 #define ic_if ic_ac.ac_if
389 #define ic_softc ic_if.if_softc
390
391 /* list of APs we want to automatically use */
392 /* all data is copied from struct ieee80211com */
393 struct ieee80211_ess {
394 /* nwid */
395 int esslen;
396 u_int8_t essid[IEEE80211_NWID_LEN];
397
398 /* clear/wep/wpa */
399 u_int32_t flags;
400
401 /* nwkey */
402 struct ieee80211_key nw_keys[IEEE80211_GROUP_NKID];
403 int def_txkey;
404
405 /* wpakey */
406 u_int8_t psk[IEEE80211_PMK_LEN];
407 u_int rsnprotos;
408 u_int rsnakms;
409 u_int rsnciphers;
410 enum ieee80211_cipher rsngroupcipher;
411
412 TAILQ_ENTRY(ieee80211_ess) ess_next;
413 };
414
415 #define IEEE80211_ADDR_EQ(a1,a2) (memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0)
416 #define IEEE80211_ADDR_COPY(dst,src) memcpy(dst,src,IEEE80211_ADDR_LEN)
417
418 /* ic_flags */
419 #define IEEE80211_F_ASCAN 0x00000001 /* STATUS: active scan */
420 #define IEEE80211_F_SIBSS 0x00000002 /* STATUS: start IBSS */
421 #define IEEE80211_F_WEPON 0x00000100 /* CONF: WEP enabled */
422 #define IEEE80211_F_IBSSON 0x00000200 /* CONF: IBSS creation enable */
423 #define IEEE80211_F_PMGTON 0x00000400 /* CONF: Power mgmt enable */
424 #define IEEE80211_F_DESBSSID 0x00000800 /* CONF: des_bssid is set */
425 #define IEEE80211_F_ROAMING 0x00002000 /* CONF: roaming enabled */
426 #define IEEE80211_F_TXPMGT 0x00018000 /* STATUS: tx power */
427 #define IEEE80211_F_TXPOW_OFF 0x00000000 /* TX Power: radio disabled */
428 #define IEEE80211_F_TXPOW_FIXED 0x00008000 /* TX Power: fixed rate */
429 #define IEEE80211_F_TXPOW_AUTO 0x00010000 /* TX Power: undefined */
430 #define IEEE80211_F_SHSLOT 0x00020000 /* STATUS: short slot time */
431 #define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: short preamble */
432 #define IEEE80211_F_QOS 0x00080000 /* CONF: QoS enabled */
433 #define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */
434 #define IEEE80211_F_RSNON 0x00200000 /* CONF: RSN enabled */
435 #define IEEE80211_F_PSK 0x00400000 /* CONF: pre-shared key set */
436 #define IEEE80211_F_COUNTERM 0x00800000 /* STATUS: countermeasures */
437 #define IEEE80211_F_MFPR 0x01000000 /* CONF: MFP required */
438 #define IEEE80211_F_HTON 0x02000000 /* CONF: HT enabled */
439 #define IEEE80211_F_PBAR 0x04000000 /* CONF: PBAC required */
440 #define IEEE80211_F_BGSCAN 0x08000000 /* STATUS: background scan */
441 #define IEEE80211_F_AUTO_JOIN 0x10000000 /* CONF: auto-join active */
442 #define IEEE80211_F_VHTON 0x20000000 /* CONF: VHT enabled */
443
444 /* ic_xflags */
445 #define IEEE80211_F_TX_MGMT_ONLY 0x00000001 /* leave data frames on ifq */
446
447 /* ic_caps */
448 #define IEEE80211_C_WEP 0x00000001 /* CAPABILITY: WEP available */
449 #define IEEE80211_C_IBSS 0x00000002 /* CAPABILITY: IBSS available */
450 #define IEEE80211_C_PMGT 0x00000004 /* CAPABILITY: Power mgmt */
451 #define IEEE80211_C_HOSTAP 0x00000008 /* CAPABILITY: HOSTAP avail */
452 #define IEEE80211_C_AHDEMO 0x00000010 /* CAPABILITY: Old Adhoc Demo */
453 #define IEEE80211_C_APPMGT 0x00000020 /* CAPABILITY: AP power mgmt */
454 #define IEEE80211_C_TXPMGT 0x00000040 /* CAPABILITY: tx power mgmt */
455 #define IEEE80211_C_SHSLOT 0x00000080 /* CAPABILITY: short slottime */
456 #define IEEE80211_C_SHPREAMBLE 0x00000100 /* CAPABILITY: short preamble */
457 #define IEEE80211_C_MONITOR 0x00000200 /* CAPABILITY: monitor mode */
458 #define IEEE80211_C_SCANALL 0x00000400 /* CAPABILITY: scan all chan */
459 #define IEEE80211_C_QOS 0x00000800 /* CAPABILITY: QoS avail */
460 #define IEEE80211_C_RSN 0x00001000 /* CAPABILITY: RSN avail */
461 #define IEEE80211_C_MFP 0x00002000 /* CAPABILITY: MFP avail */
462 #define IEEE80211_C_RAWCTL 0x00004000 /* CAPABILITY: raw ctl */
463 #define IEEE80211_C_SCANALLBAND 0x00008000 /* CAPABILITY: scan all bands */
464 #define IEEE80211_C_TX_AMPDU 0x00010000 /* CAPABILITY: send A-MPDU */
465 #define IEEE80211_C_ADDBA_OFFLOAD 0x00020000 /* CAPABILITY: ADDBA offload */
466
467 /* flags for ieee80211_fix_rate() */
468 #define IEEE80211_F_DOSORT 0x00000001 /* sort rate list */
469 #define IEEE80211_F_DOFRATE 0x00000002 /* use fixed rate */
470 #define IEEE80211_F_DONEGO 0x00000004 /* calc negotiated rate */
471 #define IEEE80211_F_DODEL 0x00000008 /* delete ignore rate */
472
473 void ieee80211_ifattach(struct ifnet *);
474 void ieee80211_ifdetach(struct ifnet *);
475 void ieee80211_channel_init(struct ifnet *);
476 void ieee80211_media_init(struct ifnet *, ifm_change_cb_t, ifm_stat_cb_t);
477 int ieee80211_media_change(struct ifnet *);
478 void ieee80211_media_status(struct ifnet *, struct ifmediareq *);
479 int ieee80211_ioctl(struct ifnet *, u_long, caddr_t);
480 int ieee80211_get_rate(struct ieee80211com *);
481 void ieee80211_watchdog(struct ifnet *);
482 int ieee80211_fix_rate(struct ieee80211com *, struct ieee80211_node *, int);
483 uint64_t ieee80211_rate2media(struct ieee80211com *, int,
484 enum ieee80211_phymode);
485 int ieee80211_media2rate(uint64_t);
486 uint64_t ieee80211_mcs2media(struct ieee80211com *, int,
487 enum ieee80211_phymode);
488 int ieee80211_media2mcs(uint64_t);
489 u_int8_t ieee80211_rate2plcp(u_int8_t, enum ieee80211_phymode);
490 u_int8_t ieee80211_plcp2rate(u_int8_t, enum ieee80211_phymode);
491 u_int ieee80211_mhz2ieee(u_int, u_int);
492 u_int ieee80211_chan2ieee(struct ieee80211com *,
493 const struct ieee80211_channel *);
494 u_int ieee80211_ieee2mhz(u_int, u_int);
495 int ieee80211_min_basic_rate(struct ieee80211com *);
496 int ieee80211_max_basic_rate(struct ieee80211com *);
497 int ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode);
498 enum ieee80211_phymode ieee80211_next_mode(struct ifnet *);
499 enum ieee80211_phymode ieee80211_chan2mode(struct ieee80211com *,
500 const struct ieee80211_channel *);
501 void ieee80211_disable_wep(struct ieee80211com *);
502 void ieee80211_disable_rsn(struct ieee80211com *);
503 int ieee80211_add_ess(struct ieee80211com *, struct ieee80211_join *);
504 void ieee80211_del_ess(struct ieee80211com *, char *, int, int);
505 void ieee80211_set_ess(struct ieee80211com *, struct ieee80211_ess *,
506 struct ieee80211_node *);
507 void ieee80211_deselect_ess(struct ieee80211com *);
508 struct ieee80211_ess *ieee80211_get_ess(struct ieee80211com *, const char *, int);
509 void ieee80211_begin_bgscan(struct ifnet *);
510
511 extern int ieee80211_cache_size;
512
513 #endif /* _NET80211_IEEE80211_VAR_H_ */
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