2 * Copyright (c) 2001 Atsushi Onoe
3 * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 #ifndef _NET80211_IEEE80211_VAR_H_
29 #define _NET80211_IEEE80211_VAR_H_
32 * Definitions for IEEE 802.11 drivers.
34 #define IEEE80211_DEBUG
35 #undef IEEE80211_DEBUG_REFCNT /* node refcnt stuff */
37 /* NB: portability glue must go first */
39 #include <net80211/ieee80211_netbsd.h>
41 #include <net80211/ieee80211_freebsd.h>
43 #include <net80211/ieee80211_linux.h>
45 #error "No support for your operating system!"
48 #include <net80211/_ieee80211.h>
49 #include <net80211/ieee80211.h>
50 #include <net80211/ieee80211_crypto.h>
51 #include <net80211/ieee80211_ioctl.h> /* for ieee80211_stats */
52 #include <net80211/ieee80211_node.h>
53 #include <net80211/ieee80211_power.h>
54 #include <net80211/ieee80211_proto.h>
55 #include <net80211/ieee80211_scan.h>
57 #define IEEE80211_TXPOWER_MAX 100 /* .5 dbM (XXX units?) */
58 #define IEEE80211_TXPOWER_MIN 0 /* kill radio */
60 #define IEEE80211_DTIM_DEFAULT 1 /* default DTIM period */
61 #define IEEE80211_BINTVAL_DEFAULT 100 /* default beacon interval (TU's) */
63 #define IEEE80211_BMISS_MAX 2 /* maximum consecutive bmiss allowed */
64 #define IEEE80211_HWBMISS_DEFAULT 7 /* h/w bmiss threshold (beacons) */
66 #define IEEE80211_BGSCAN_INTVAL_MIN 15 /* min bg scan intvl (secs) */
67 #define IEEE80211_BGSCAN_INTVAL_DEFAULT (5*60) /* default bg scan intvl */
69 #define IEEE80211_BGSCAN_IDLE_MIN 100 /* min idle time (ms) */
70 #define IEEE80211_BGSCAN_IDLE_DEFAULT 250 /* default idle time (ms) */
72 #define IEEE80211_SCAN_VALID_MIN 10 /* min scan valid time (secs) */
73 #define IEEE80211_SCAN_VALID_DEFAULT 60 /* default scan valid time */
75 #define IEEE80211_PS_SLEEP 0x1 /* STA is in power saving mode */
76 #define IEEE80211_PS_MAX_QUEUE 50 /* maximum saved packets */
78 #define IEEE80211_FIXED_RATE_NONE -1
79 #define IEEE80211_MCAST_RATE_DEFAULT (2*1) /* default mcast rate (1M) */
81 #define IEEE80211_RTS_DEFAULT IEEE80211_RTS_MAX
82 #define IEEE80211_FRAG_DEFAULT IEEE80211_FRAG_MAX
84 #define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024)
85 #define IEEE80211_TU_TO_MS(x) (((x) * 1024) / 1000)
86 #define IEEE80211_TU_TO_TICKS(x)(((x) * 1024 * hz) / (1000 * 1000))
88 struct ieee80211_aclator;
89 struct sysctl_ctx_list;
92 SLIST_ENTRY(ieee80211com) ic_next;
93 struct ifnet *ic_ifp; /* associated device */
94 ieee80211_com_lock_t ic_comlock; /* state update lock */
95 ieee80211_beacon_lock_t ic_beaconlock; /* beacon update lock */
96 struct ieee80211_stats ic_stats; /* statistics */
97 struct sysctl_ctx_list *ic_sysctl; /* dynamic sysctl context */
98 uint32_t ic_debug; /* debug msg flags */
99 int ic_vap; /* virtual AP index */
100 int ic_headroom; /* driver tx headroom needs */
101 enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */
102 enum ieee80211_opmode ic_opmode; /* operation mode */
103 struct ifmedia ic_media; /* interface media config */
104 uint8_t ic_myaddr[IEEE80211_ADDR_LEN];
106 uint32_t ic_flags; /* state flags */
107 uint32_t ic_flags_ext; /* extended state flags */
108 uint32_t ic_flags_ven; /* vendor state flags */
109 uint32_t ic_caps; /* capabilities */
110 uint32_t ic_htcaps; /* HT capabilities */
111 uint8_t ic_modecaps[2]; /* set of mode capabilities */
112 uint16_t ic_curmode; /* current mode */
113 struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
114 uint16_t ic_bintval; /* beacon interval */
115 uint16_t ic_lintval; /* listen interval */
116 uint16_t ic_holdover; /* PM hold over duration */
117 uint16_t ic_txpowlimit; /* global tx power limit */
118 int ic_ampdu_rxmax; /* A-MPDU rx limit (bytes) */
119 int ic_ampdu_density;/* A-MPDU density */
120 int ic_ampdu_limit; /* A-MPDU tx limit (bytes) */
121 int ic_amsdu_limit; /* A-MSDU tx limit (bytes) */
126 * ic_channels is the set of available channels for the device;
127 * it is setup by the driver
128 * ic_nchans is the number of valid entries in ic_channels
129 * ic_chan_avail is a bit vector of these channels used to check
130 * whether a channel is available w/o searching the channel table.
131 * ic_chan_active is a (potentially) constrained subset of
132 * ic_chan_avail that reflects any mode setting or user-specified
133 * limit on the set of channels to use/scan
134 * ic_curchan is the current channel the device is set to; it may
135 * be different from ic_bsschan when we are off-channel scanning
136 * or otherwise doing background work
137 * ic_bsschan is the channel selected for operation; it may
138 * be undefined (IEEE80211_CHAN_ANYC)
139 * ic_prevchan is a cached ``previous channel'' used to optimize
140 * lookups when switching back+forth between two channels
141 * (e.g. for dynamic turbo)
143 int ic_nchans; /* # entries in ic_channels */
144 struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX+1];
145 uint8_t ic_chan_avail[IEEE80211_CHAN_BYTES];
146 uint8_t ic_chan_active[IEEE80211_CHAN_BYTES];
147 uint8_t ic_chan_scan[IEEE80211_CHAN_BYTES];
148 struct ieee80211_channel *ic_curchan; /* current channel */
149 struct ieee80211_channel *ic_bsschan; /* bss channel */
150 struct ieee80211_channel *ic_prevchan; /* previous channel */
151 int ic_countrycode; /* ISO country code */
152 uint16_t ic_regdomain; /* regulatory domain */
153 uint8_t ic_location; /* unknown, indoor, outdoor */
155 struct ieee80211_scan_state *ic_scan; /* scan state */
156 enum ieee80211_roamingmode ic_roaming; /* roaming mode */
157 int ic_lastdata; /* time of last data frame */
158 int ic_lastscan; /* time last scan completed */
159 int ic_des_nssid; /* # desired ssids */
160 struct ieee80211_scan_ssid ic_des_ssid[1];/* desired ssid table */
161 uint8_t ic_des_bssid[IEEE80211_ADDR_LEN];
162 struct ieee80211_channel *ic_des_chan; /* desired channel */
163 int ic_des_mode; /* desired phymode */
164 u_int ic_bgscanidle; /* bg scan idle threshold */
165 u_int ic_bgscanintvl; /* bg scan min interval */
166 u_int ic_scanvalid; /* scan cache valid threshold */
167 struct ieee80211_roam ic_roam; /* sta-mode roaming state */
169 struct ieee80211_node_table ic_sta; /* stations/neighbors */
171 struct ieee80211_wme_state ic_wme; /* WME/WMM state */
172 const struct ieee80211_aclator *ic_acl; /* aclator glue */
173 void *ic_as; /* private aclator state */
175 enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */
176 uint16_t ic_nonerpsta; /* # non-ERP stations */
177 uint16_t ic_longslotsta; /* # long slot time stations */
178 uint16_t ic_sta_assoc; /* stations associated */
179 uint16_t ic_ht_sta_assoc;/* HT stations associated */
180 uint16_t ic_ht40_sta_assoc;/* HT40 stations associated */
181 uint8_t ic_curhtprotmode;/* HTINFO bss state */
182 enum ieee80211_protmode ic_htprotmode; /* HT protection mode */
183 int ic_lastnonerp; /* last time non-ERP sta noted*/
184 int ic_lastnonht; /* last time non-HT sta noted */
186 struct ifqueue ic_mgtq;
187 enum ieee80211_state ic_state; /* 802.11 state */
188 struct callout ic_mgtsend; /* mgmt frame response timer */
189 uint32_t *ic_aid_bitmap; /* association id map */
191 uint16_t ic_ps_sta; /* stations in power save */
192 uint16_t ic_ps_pending; /* ps sta's w/ pending frames */
193 uint8_t *ic_tim_bitmap; /* power-save stations w/ data*/
194 uint16_t ic_tim_len; /* ic_tim_bitmap size (bytes) */
195 uint8_t ic_dtim_period; /* DTIM period */
196 uint8_t ic_dtim_count; /* DTIM count for last bcn */
197 struct bpf_if *ic_rawbpf; /* packet filter structure */
198 struct ieee80211_node *ic_bss; /* information for this node */
199 int ic_fixed_rate; /* 802.11 rate or -1 */
200 int ic_mcast_rate; /* rate for mcast frames */
201 uint16_t ic_rtsthreshold;
202 uint16_t ic_fragthreshold;
203 uint8_t ic_bmissthreshold;
204 uint8_t ic_bmiss_count; /* current beacon miss count */
205 int ic_bmiss_max; /* max bmiss before scan */
206 uint16_t ic_swbmiss_count;/* beacons in last period */
207 uint16_t ic_swbmiss_period;/* s/w bmiss period */
208 struct callout ic_swbmiss; /* s/w beacon miss timer */
210 uint16_t ic_txmin; /* min tx retry count */
211 uint16_t ic_txmax; /* max tx retry count */
212 uint16_t ic_txlifetime; /* tx lifetime */
213 struct callout ic_inact; /* inactivity timer wait */
214 void *ic_opt_ie; /* user-specified IE's */
215 uint16_t ic_opt_ie_len; /* length of ni_opt_ie */
216 int ic_inact_init; /* initial setting */
217 int ic_inact_auth; /* auth but not assoc setting */
218 int ic_inact_run; /* authorized setting */
219 int ic_inact_probe; /* inactive probe time */
222 * Cipher state/configuration.
224 struct ieee80211_crypto_state ic_crypto;
225 #define ic_nw_keys ic_crypto.cs_nw_keys /* XXX compatibility */
226 #define ic_def_txkey ic_crypto.cs_def_txkey /* XXX compatibility */
228 * 802.1x glue. When an authenticator attaches it
229 * fills in this section. We assume that when ic_ec
230 * is setup that the methods are safe to call.
232 const struct ieee80211_authenticator *ic_auth;
233 struct eapolcom *ic_ec;
235 /* send/recv 802.11 management frame */
236 int (*ic_send_mgmt)(struct ieee80211com *,
237 struct ieee80211_node *, int, int);
238 void (*ic_recv_mgmt)(struct ieee80211com *,
239 struct mbuf *, struct ieee80211_node *,
240 int, int, int, uint32_t);
241 /* send raw 802.11 frame */
242 int (*ic_raw_xmit)(struct ieee80211_node *,
244 const struct ieee80211_bpf_params *);
245 /* reset device state after 802.11 parameter/state change */
246 int (*ic_reset)(struct ifnet *);
247 /* [schedule] beacon frame update */
248 void (*ic_update_beacon)(struct ieee80211com *, int);
249 /* update device state for 802.11 slot time change */
250 void (*ic_updateslot)(struct ifnet *);
251 /* new station association callback/notification */
252 void (*ic_newassoc)(struct ieee80211_node *, int);
253 /* node state management */
254 struct ieee80211_node *(*ic_node_alloc)(struct ieee80211_node_table*);
255 void (*ic_node_free)(struct ieee80211_node *);
256 void (*ic_node_cleanup)(struct ieee80211_node *);
257 int8_t (*ic_node_getrssi)(const struct ieee80211_node*);
258 void (*ic_node_getsignal)(const struct ieee80211_node*,
260 /* scanning support */
261 void (*ic_scan_start)(struct ieee80211com *);
262 void (*ic_scan_end)(struct ieee80211com *);
263 void (*ic_set_channel)(struct ieee80211com *);
264 void (*ic_scan_curchan)(struct ieee80211com *,
266 void (*ic_scan_mindwell)(struct ieee80211com *);
267 /* per-vap eventually... */
268 int (*ic_newstate)(struct ieee80211com *,
269 enum ieee80211_state, int);
270 void (*ic_set_tim)(struct ieee80211_node *, int);
273 * 802.11n ADDBA support. A simple/generic implementation
274 * of A-MPDU tx aggregation is provided; the driver may
275 * override these methods to provide their own support.
276 * A-MPDU rx re-ordering happens automatically if the
277 * driver passes out-of-order frames to ieee80211_input
278 * from an assocated HT station.
280 void (*ic_recv_action)(struct ieee80211_node *,
281 const uint8_t *frm, const uint8_t *efrm);
282 int (*ic_send_action)(struct ieee80211_node *,
283 int category, int action,
285 /* start/stop doing A-MPDU tx aggregation for a station */
286 int (*ic_addba_request)(struct ieee80211_node *,
287 struct ieee80211_tx_ampdu *,
288 int dialogtoken, int baparamset,
290 int (*ic_addba_response)(struct ieee80211_node *,
291 struct ieee80211_tx_ampdu *,
292 int status, int baparamset, int batimeout);
293 void (*ic_addba_stop)(struct ieee80211_node *,
294 struct ieee80211_tx_ampdu *);
297 #define IEEE80211_ADDR_EQ(a1,a2) (memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0)
298 #define IEEE80211_ADDR_COPY(dst,src) memcpy(dst,src,IEEE80211_ADDR_LEN)
301 /* NB: bits 0x4c available */
302 #define IEEE80211_F_TURBOP 0x00000001 /* CONF: ATH Turbo enabled*/
303 #define IEEE80211_F_COMP 0x00000002 /* CONF: ATH comp enabled */
304 #define IEEE80211_F_FF 0x00000004 /* CONF: ATH FF enabled */
305 #define IEEE80211_F_BURST 0x00000008 /* CONF: bursting enabled */
306 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */
307 #define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */
308 #define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */
309 #define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */
310 #define IEEE80211_F_ASCAN 0x00000100 /* STATUS: active scan */
311 #define IEEE80211_F_SIBSS 0x00000200 /* STATUS: start IBSS */
312 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */
313 #define IEEE80211_F_SHSLOT 0x00000400 /* STATUS: use short slot time*/
314 #define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */
315 #define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */
316 #define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */
317 #define IEEE80211_F_BGSCAN 0x00004000 /* CONF: bg scan enabled (???)*/
318 #define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */
319 #define IEEE80211_F_TXPOW_FIXED 0x00010000 /* TX Power: fixed rate */
320 #define IEEE80211_F_IBSSON 0x00020000 /* CONF: IBSS creation enable */
321 #define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */
322 #define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */
323 #define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */
324 #define IEEE80211_F_USEBARKER 0x00200000 /* STATUS: use barker preamble*/
325 #define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */
326 #define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */
327 #define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */
328 #define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */
329 #define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */
330 #define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */
331 #define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */
332 #define IEEE80211_F_DOTH 0x40000000 /* CONF: 11h enabled */
334 /* Atheros protocol-specific flags */
335 #define IEEE80211_F_ATHEROS \
336 (IEEE80211_F_FF | IEEE80211_F_COMP | IEEE80211_F_TURBOP)
337 /* Check if an Atheros capability was negotiated for use */
338 #define IEEE80211_ATH_CAP(ic, ni, bit) \
339 ((ic)->ic_flags & (ni)->ni_ath_flags & (bit))
342 #define IEEE80211_FEXT_NONHT_PR 0x00000001 /* STATUS: non-HT sta present */
343 #define IEEE80211_FEXT_INACT 0x00000002 /* CONF: sta inact handling */
344 /* 0x00000006 reserved */
345 #define IEEE80211_FEXT_BGSCAN 0x00000008 /* STATUS: complete bgscan */
346 #define IEEE80211_FEXT_NONERP_PR 0x00000200 /* STATUS: non-ERP sta present*/
347 #define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */
348 #define IEEE80211_FEXT_PROBECHAN 0x00020000 /* CONF: probe passive channel*/
349 #define IEEE80211_FEXT_HT 0x00080000 /* CONF: HT supported */
350 #define IEEE80211_FEXT_AMPDU_TX 0x00100000 /* CONF: A-MPDU tx supported */
351 #define IEEE80211_FEXT_AMPDU_RX 0x00200000 /* CONF: A-MPDU tx supported */
352 #define IEEE80211_FEXT_AMSDU_TX 0x00400000 /* CONF: A-MSDU tx supported */
353 #define IEEE80211_FEXT_AMSDU_RX 0x00800000 /* CONF: A-MSDU tx supported */
354 #define IEEE80211_FEXT_USEHT40 0x01000000 /* CONF: 20/40 use enabled */
355 #define IEEE80211_FEXT_PUREN 0x02000000 /* CONF: 11n w/o legacy sta's */
356 #define IEEE80211_FEXT_SHORTGI20 0x04000000 /* CONF: short GI in HT20 */
357 #define IEEE80211_FEXT_SHORTGI40 0x08000000 /* CONF: short GI in HT40 */
358 #define IEEE80211_FEXT_HTCOMPAT 0x10000000 /* CONF: HT vendor OUI's */
361 #define IEEE80211_C_WEP 0x00000001 /* CAPABILITY: WEP available */
362 #define IEEE80211_C_TKIP 0x00000002 /* CAPABILITY: TKIP available */
363 #define IEEE80211_C_AES 0x00000004 /* CAPABILITY: AES OCB avail */
364 #define IEEE80211_C_AES_CCM 0x00000008 /* CAPABILITY: AES CCM avail */
365 #define IEEE80211_C_CKIP 0x00000020 /* CAPABILITY: CKIP available */
366 #define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */
367 #define IEEE80211_C_TURBOP 0x00000080 /* CAPABILITY: ATH Turbo avail*/
368 #define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */
369 #define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */
370 #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */
371 #define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */
372 #define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */
373 #define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */
374 #define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */
375 #define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */
376 #define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */
377 #define IEEE80211_C_TKIPMIC 0x00020000 /* CAPABILITY: TKIP MIC avail */
378 #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */
379 #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */
380 #define IEEE80211_C_WPA 0x01800000 /* CAPABILITY: WPA1+WPA2 avail*/
381 #define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */
382 #define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */
383 #define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */
384 /* 0x10000000 reserved */
385 #define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */
386 #define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */
387 /* XXX protection/barker? */
389 #define IEEE80211_C_CRYPTO 0x0000002f /* CAPABILITY: crypto alg's */
392 * ic_htcaps: HT-specific device/driver capabilities
394 * NB: the low 16-bits are the 802.11 definitions, the upper
395 * 16-bits are used to define s/w/driver capabilities.
397 #define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */
398 #define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */
399 /* NB: HT40 is implied by IEEE80211_HTCAP_CHWIDTH40 */
400 #define IEEE80211_HTC_HT 0x00040000 /* CAPABILITY: HT operation */
402 void ieee80211_ifattach(struct ieee80211com *);
403 void ieee80211_ifdetach(struct ieee80211com *);
404 const struct ieee80211_rateset *ieee80211_get_suprates(struct ieee80211com *ic,
405 const struct ieee80211_channel *);
406 void ieee80211_announce(struct ieee80211com *);
407 void ieee80211_announce_channels(struct ieee80211com *);
408 void ieee80211_media_init(struct ieee80211com *,
409 ifm_change_cb_t, ifm_stat_cb_t);
410 struct ieee80211com *ieee80211_find_vap(const uint8_t mac[IEEE80211_ADDR_LEN]);
411 int ieee80211_media_change(struct ifnet *);
412 void ieee80211_media_status(struct ifnet *, struct ifmediareq *);
413 int ieee80211_ioctl(struct ieee80211com *, u_long, caddr_t);
414 int ieee80211_cfgget(struct ieee80211com *, u_long, caddr_t);
415 int ieee80211_cfgset(struct ieee80211com *, u_long, caddr_t);
416 int ieee80211_rate2media(struct ieee80211com *, int,
417 enum ieee80211_phymode);
418 int ieee80211_media2rate(int);
419 int ieee80211_mhz2ieee(u_int, u_int);
420 int ieee80211_chan2ieee(struct ieee80211com *,
421 const struct ieee80211_channel *);
422 u_int ieee80211_ieee2mhz(u_int, u_int);
423 struct ieee80211_channel *ieee80211_find_channel(struct ieee80211com *,
424 int freq, int flags);
425 int ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode);
426 enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *);
429 * Key update synchronization methods. XXX should not be visible.
432 ieee80211_key_update_begin(struct ieee80211com *ic)
434 ic->ic_crypto.cs_key_update_begin(ic);
437 ieee80211_key_update_end(struct ieee80211com *ic)
439 ic->ic_crypto.cs_key_update_end(ic);
443 * XXX these need to be here for IEEE80211_F_DATAPAD
447 * Return the space occupied by the 802.11 header and any
448 * padding required by the driver. This works for a
449 * management or data frame.
452 ieee80211_hdrspace(struct ieee80211com *ic, const void *data)
454 int size = ieee80211_hdrsize(data);
455 if (ic->ic_flags & IEEE80211_F_DATAPAD)
456 size = roundup(size, sizeof(uint32_t));
461 * Like ieee80211_hdrspace, but handles any type of frame.
464 ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data)
466 int size = ieee80211_anyhdrsize(data);
467 if (ic->ic_flags & IEEE80211_F_DATAPAD)
468 size = roundup(size, sizeof(uint32_t));
473 * Notify a driver that beacon state has been updated.
476 ieee80211_beacon_notify(struct ieee80211com *ic, int what)
478 if (ic->ic_state == IEEE80211_S_RUN)
479 ic->ic_update_beacon(ic, what);
483 * Debugging facilities compiled in when IEEE80211_DEBUG is defined.
485 * The intent is that any problem in the net80211 layer can be
486 * diagnosed by inspecting the statistics (dumped by the wlanstats
487 * program) and/or the msgs generated by net80211. Messages are
488 * broken into functional classes and can be controlled with the
489 * wlandebug program. Certain of these msg groups are for facilities
490 * that are no longer part of net80211 (e.g. IEEE80211_MSG_DOT1X).
492 #define IEEE80211_MSG_11N 0x80000000 /* 11n mode debug */
493 #define IEEE80211_MSG_DEBUG 0x40000000 /* IFF_DEBUG equivalent */
494 #define IEEE80211_MSG_DUMPPKTS 0x20000000 /* IFF_LINK2 equivalant */
495 #define IEEE80211_MSG_CRYPTO 0x10000000 /* crypto work */
496 #define IEEE80211_MSG_INPUT 0x08000000 /* input handling */
497 #define IEEE80211_MSG_XRATE 0x04000000 /* rate set handling */
498 #define IEEE80211_MSG_ELEMID 0x02000000 /* element id parsing */
499 #define IEEE80211_MSG_NODE 0x01000000 /* node handling */
500 #define IEEE80211_MSG_ASSOC 0x00800000 /* association handling */
501 #define IEEE80211_MSG_AUTH 0x00400000 /* authentication handling */
502 #define IEEE80211_MSG_SCAN 0x00200000 /* scanning */
503 #define IEEE80211_MSG_OUTPUT 0x00100000 /* output handling */
504 #define IEEE80211_MSG_STATE 0x00080000 /* state machine */
505 #define IEEE80211_MSG_POWER 0x00040000 /* power save handling */
506 #define IEEE80211_MSG_DOT1X 0x00020000 /* 802.1x authenticator */
507 #define IEEE80211_MSG_DOT1XSM 0x00010000 /* 802.1x state machine */
508 #define IEEE80211_MSG_RADIUS 0x00008000 /* 802.1x radius client */
509 #define IEEE80211_MSG_RADDUMP 0x00004000 /* dump 802.1x radius packets */
510 #define IEEE80211_MSG_RADKEYS 0x00002000 /* dump 802.1x keys */
511 #define IEEE80211_MSG_WPA 0x00001000 /* WPA/RSN protocol */
512 #define IEEE80211_MSG_ACL 0x00000800 /* ACL handling */
513 #define IEEE80211_MSG_WME 0x00000400 /* WME protocol */
514 #define IEEE80211_MSG_SUPERG 0x00000200 /* Atheros SuperG protocol */
515 #define IEEE80211_MSG_DOTH 0x00000100 /* 802.11h support */
516 #define IEEE80211_MSG_INACT 0x00000080 /* inactivity handling */
517 #define IEEE80211_MSG_ROAM 0x00000040 /* sta-mode roaming */
518 #define IEEE80211_MSG_RATECTL 0x00000020 /* tx rate control */
519 #define IEEE80211_MSG_ACTION 0x00000010 /* action frame handling */
520 #define IEEE80211_MSG_WDS 0x00000008 /* WDS handling */
521 #define IEEE80211_MSG_IOCTL 0x00000004 /* ioctl handling */
523 #define IEEE80211_MSG_ANY 0xffffffff /* anything */
525 #ifdef IEEE80211_DEBUG
526 #define ieee80211_msg(_ic, _m) ((_ic)->ic_debug & (_m))
527 #define IEEE80211_DPRINTF(_ic, _m, _fmt, ...) do { \
528 if (ieee80211_msg(_ic, _m)) \
529 ieee80211_note(_ic, _fmt, __VA_ARGS__); \
531 #define IEEE80211_NOTE(_ic, _m, _ni, _fmt, ...) do { \
532 if (ieee80211_msg(_ic, _m)) \
533 ieee80211_note_mac(_ic, (_ni)->ni_macaddr, _fmt, __VA_ARGS__);\
535 #define IEEE80211_NOTE_MAC(_ic, _m, _mac, _fmt, ...) do { \
536 if (ieee80211_msg(_ic, _m)) \
537 ieee80211_note_mac(_ic, _mac, _fmt, __VA_ARGS__); \
539 #define IEEE80211_NOTE_FRAME(_ic, _m, _wh, _fmt, ...) do { \
540 if (ieee80211_msg(_ic, _m)) \
541 ieee80211_note_frame(_ic, _wh, _fmt, __VA_ARGS__); \
543 void ieee80211_note(struct ieee80211com *ic, const char *fmt, ...);
544 void ieee80211_note_mac(struct ieee80211com *ic,
545 const uint8_t mac[IEEE80211_ADDR_LEN], const char *fmt, ...);
546 void ieee80211_note_frame(struct ieee80211com *ic,
547 const struct ieee80211_frame *wh, const char *fmt, ...);
548 #define ieee80211_msg_debug(_ic) \
549 ((_ic)->ic_debug & IEEE80211_MSG_DEBUG)
550 #define ieee80211_msg_dumppkts(_ic) \
551 ((_ic)->ic_debug & IEEE80211_MSG_DUMPPKTS)
552 #define ieee80211_msg_input(_ic) \
553 ((_ic)->ic_debug & IEEE80211_MSG_INPUT)
554 #define ieee80211_msg_radius(_ic) \
555 ((_ic)->ic_debug & IEEE80211_MSG_RADIUS)
556 #define ieee80211_msg_dumpradius(_ic) \
557 ((_ic)->ic_debug & IEEE80211_MSG_RADDUMP)
558 #define ieee80211_msg_dumpradkeys(_ic) \
559 ((_ic)->ic_debug & IEEE80211_MSG_RADKEYS)
560 #define ieee80211_msg_scan(_ic) \
561 ((_ic)->ic_debug & IEEE80211_MSG_SCAN)
562 #define ieee80211_msg_assoc(_ic) \
563 ((_ic)->ic_debug & IEEE80211_MSG_ASSOC)
566 * Emit a debug message about discarding a frame or information
567 * element. One format is for extracting the mac address from
568 * the frame header; the other is for when a header is not
569 * available or otherwise appropriate.
571 #define IEEE80211_DISCARD(_ic, _m, _wh, _type, _fmt, ...) do { \
572 if ((_ic)->ic_debug & (_m)) \
573 ieee80211_discard_frame(_ic, _wh, _type, _fmt, __VA_ARGS__);\
575 #define IEEE80211_DISCARD_IE(_ic, _m, _wh, _type, _fmt, ...) do { \
576 if ((_ic)->ic_debug & (_m)) \
577 ieee80211_discard_ie(_ic, _wh, _type, _fmt, __VA_ARGS__);\
579 #define IEEE80211_DISCARD_MAC(_ic, _m, _mac, _type, _fmt, ...) do { \
580 if ((_ic)->ic_debug & (_m)) \
581 ieee80211_discard_mac(_ic, _mac, _type, _fmt, __VA_ARGS__);\
584 void ieee80211_discard_frame(struct ieee80211com *,
585 const struct ieee80211_frame *, const char *type, const char *fmt, ...);
586 void ieee80211_discard_ie(struct ieee80211com *,
587 const struct ieee80211_frame *, const char *type, const char *fmt, ...);
588 void ieee80211_discard_mac(struct ieee80211com *,
589 const uint8_t mac[IEEE80211_ADDR_LEN], const char *type,
590 const char *fmt, ...);
592 #define IEEE80211_DPRINTF(_ic, _m, _fmt, ...)
593 #define IEEE80211_NOTE(_ic, _m, _ni, _fmt, ...)
594 #define IEEE80211_NOTE_FRAME(_ic, _m, _wh, _fmt, ...)
595 #define IEEE80211_NOTE_MAC(_ic, _m, _mac, _fmt, ...)
596 #define ieee80211_msg_dumppkts(_ic) 0
597 #define ieee80211_msg(_ic, _m) 0
599 #define IEEE80211_DISCARD(_ic, _m, _wh, _type, _fmt, ...)
600 #define IEEE80211_DISCARD_IE(_ic, _m, _wh, _type, _fmt, ...)
601 #define IEEE80211_DISCARD_MAC(_ic, _m, _mac, _type, _fmt, ...)
604 #endif /* _NET80211_IEEE80211_VAR_H_ */