ieee80211_var.h revision 233452
1/*-
2 * Copyright (c) 2001 Atsushi Onoe
3 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
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.
14 *
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.
25 *
26 * $FreeBSD: head/sys/net80211/ieee80211_var.h 233452 2012-03-25 03:11:57Z adrian $
27 */
28#ifndef _NET80211_IEEE80211_VAR_H_
29#define _NET80211_IEEE80211_VAR_H_
30
31/*
32 * Definitions for IEEE 802.11 drivers.
33 */
34/* NB: portability glue must go first */
35#if defined(__NetBSD__)
36#include <net80211/ieee80211_netbsd.h>
37#elif defined(__FreeBSD__)
38#include <net80211/ieee80211_freebsd.h>
39#elif defined(__linux__)
40#include <net80211/ieee80211_linux.h>
41#else
42#error	"No support for your operating system!"
43#endif
44
45#include <net80211/_ieee80211.h>
46#include <net80211/ieee80211.h>
47#include <net80211/ieee80211_ageq.h>
48#include <net80211/ieee80211_crypto.h>
49#include <net80211/ieee80211_dfs.h>
50#include <net80211/ieee80211_ioctl.h>		/* for ieee80211_stats */
51#include <net80211/ieee80211_phy.h>
52#include <net80211/ieee80211_power.h>
53#include <net80211/ieee80211_node.h>
54#include <net80211/ieee80211_proto.h>
55#include <net80211/ieee80211_radiotap.h>
56#include <net80211/ieee80211_scan.h>
57
58#define	IEEE80211_TXPOWER_MAX	100	/* .5 dbM (XXX units?) */
59#define	IEEE80211_TXPOWER_MIN	0	/* kill radio */
60
61#define	IEEE80211_DTIM_DEFAULT	1	/* default DTIM period */
62#define	IEEE80211_BINTVAL_DEFAULT 100	/* default beacon interval (TU's) */
63
64#define	IEEE80211_BMISS_MAX	2	/* maximum consecutive bmiss allowed */
65#define	IEEE80211_HWBMISS_DEFAULT 7	/* h/w bmiss threshold (beacons) */
66
67#define	IEEE80211_BGSCAN_INTVAL_MIN	15	/* min bg scan intvl (secs) */
68#define	IEEE80211_BGSCAN_INTVAL_DEFAULT	(5*60)	/* default bg scan intvl */
69
70#define	IEEE80211_BGSCAN_IDLE_MIN	100	/* min idle time (ms) */
71#define	IEEE80211_BGSCAN_IDLE_DEFAULT	250	/* default idle time (ms) */
72
73#define	IEEE80211_SCAN_VALID_MIN	10	/* min scan valid time (secs) */
74#define	IEEE80211_SCAN_VALID_DEFAULT	60	/* default scan valid time */
75
76#define	IEEE80211_PS_SLEEP	0x1	/* STA is in power saving mode */
77#define	IEEE80211_PS_MAX_QUEUE	50	/* maximum saved packets */
78
79#define	IEEE80211_FIXED_RATE_NONE	0xff
80#define	IEEE80211_TXMAX_DEFAULT		6	/* default ucast max retries */
81
82#define	IEEE80211_RTS_DEFAULT		IEEE80211_RTS_MAX
83#define	IEEE80211_FRAG_DEFAULT		IEEE80211_FRAG_MAX
84
85#define	IEEE80211_MS_TO_TU(x)	(((x) * 1000) / 1024)
86#define	IEEE80211_TU_TO_MS(x)	(((x) * 1024) / 1000)
87#define	IEEE80211_TU_TO_TICKS(x)(((x) * 1024 * hz) / (1000 * 1000))
88
89/*
90 * 802.11 control state is split into a common portion that maps
91 * 1-1 to a physical device and one or more "Virtual AP's" (VAP)
92 * that are bound to an ieee80211com instance and share a single
93 * underlying device.  Each VAP has a corresponding OS device
94 * entity through which traffic flows and that applications use
95 * for issuing ioctls, etc.
96 */
97
98/*
99 * Data common to one or more virtual AP's.  State shared by
100 * the underlying device and the net80211 layer is exposed here;
101 * e.g. device-specific callbacks.
102 */
103struct ieee80211vap;
104typedef void (*ieee80211vap_attach)(struct ieee80211vap *);
105
106struct ieee80211_appie {
107	uint16_t		ie_len;		/* size of ie_data */
108	uint8_t			ie_data[];	/* user-specified IE's */
109};
110
111struct ieee80211_tdma_param;
112struct ieee80211_rate_table;
113struct ieee80211_tx_ampdu;
114struct ieee80211_rx_ampdu;
115struct ieee80211_superg;
116struct ieee80211_frame;
117
118struct ieee80211com {
119	struct ifnet		*ic_ifp;	/* associated device */
120	ieee80211_com_lock_t	ic_comlock;	/* state update lock */
121	TAILQ_HEAD(, ieee80211vap) ic_vaps;	/* list of vap instances */
122	int			ic_headroom;	/* driver tx headroom needs */
123	enum ieee80211_phytype	ic_phytype;	/* XXX wrong for multi-mode */
124	enum ieee80211_opmode	ic_opmode;	/* operation mode */
125	struct ifmedia		ic_media;	/* interface media config */
126	struct callout		ic_inact;	/* inactivity processing */
127	struct taskqueue	*ic_tq;		/* deferred state thread */
128	struct task		ic_parent_task;	/* deferred parent processing */
129	struct task		ic_promisc_task;/* deferred promisc update */
130	struct task		ic_mcast_task;	/* deferred mcast update */
131	struct task		ic_chan_task;	/* deferred channel change */
132	struct task		ic_bmiss_task;	/* deferred beacon miss hndlr */
133	struct task		ic_chw_task;	/* deferred HT CHW update */
134
135	uint32_t		ic_flags;	/* state flags */
136	uint32_t		ic_flags_ext;	/* extended state flags */
137	uint32_t		ic_flags_ht;	/* HT state flags */
138	uint32_t		ic_flags_ven;	/* vendor state flags */
139	uint32_t		ic_caps;	/* capabilities */
140	uint32_t		ic_htcaps;	/* HT capabilities */
141	uint32_t		ic_htextcaps;	/* HT extended capabilities */
142	uint32_t		ic_cryptocaps;	/* crypto capabilities */
143	uint8_t			ic_modecaps[2];	/* set of mode capabilities */
144	uint8_t			ic_promisc;	/* vap's needing promisc mode */
145	uint8_t			ic_allmulti;	/* vap's needing all multicast*/
146	uint8_t			ic_nrunning;	/* vap's marked running */
147	uint8_t			ic_curmode;	/* current mode */
148	uint16_t		ic_bintval;	/* beacon interval */
149	uint16_t		ic_lintval;	/* listen interval */
150	uint16_t		ic_holdover;	/* PM hold over duration */
151	uint16_t		ic_txpowlimit;	/* global tx power limit */
152	struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
153
154	/*
155	 * Channel state:
156	 *
157	 * ic_channels is the set of available channels for the device;
158	 *    it is setup by the driver
159	 * ic_nchans is the number of valid entries in ic_channels
160	 * ic_chan_avail is a bit vector of these channels used to check
161	 *    whether a channel is available w/o searching the channel table.
162	 * ic_chan_active is a (potentially) constrained subset of
163	 *    ic_chan_avail that reflects any mode setting or user-specified
164	 *    limit on the set of channels to use/scan
165	 * ic_curchan is the current channel the device is set to; it may
166	 *    be different from ic_bsschan when we are off-channel scanning
167	 *    or otherwise doing background work
168	 * ic_bsschan is the channel selected for operation; it may
169	 *    be undefined (IEEE80211_CHAN_ANYC)
170	 * ic_prevchan is a cached ``previous channel'' used to optimize
171	 *    lookups when switching back+forth between two channels
172	 *    (e.g. for dynamic turbo)
173	 */
174	int			ic_nchans;	/* # entries in ic_channels */
175	struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX];
176	uint8_t			ic_chan_avail[IEEE80211_CHAN_BYTES];
177	uint8_t			ic_chan_active[IEEE80211_CHAN_BYTES];
178	uint8_t			ic_chan_scan[IEEE80211_CHAN_BYTES];
179	struct ieee80211_channel *ic_curchan;	/* current channel */
180	const struct ieee80211_rate_table *ic_rt; /* table for ic_curchan */
181	struct ieee80211_channel *ic_bsschan;	/* bss channel */
182	struct ieee80211_channel *ic_prevchan;	/* previous channel */
183	struct ieee80211_regdomain ic_regdomain;/* regulatory data */
184	struct ieee80211_appie	*ic_countryie;	/* calculated country ie */
185	struct ieee80211_channel *ic_countryie_chan;
186
187	/* 802.11h/DFS state */
188	struct ieee80211_channel *ic_csa_newchan;/* channel for doing CSA */
189	short			ic_csa_mode;	/* mode for doing CSA */
190	short			ic_csa_count;	/* count for doing CSA */
191	struct ieee80211_dfs_state ic_dfs;	/* DFS state */
192
193	struct ieee80211_scan_state *ic_scan;	/* scan state */
194	int			ic_lastdata;	/* time of last data frame */
195	int			ic_lastscan;	/* time last scan completed */
196
197	/* NB: this is the union of all vap stations/neighbors */
198	int			ic_max_keyix;	/* max h/w key index */
199	struct ieee80211_node_table ic_sta;	/* stations/neighbors */
200	struct ieee80211_ageq	ic_stageq;	/* frame staging queue */
201	uint32_t		ic_hash_key;	/* random key for mac hash */
202
203	/* XXX multi-bss: split out common/vap parts */
204	struct ieee80211_wme_state ic_wme;	/* WME/WMM state */
205
206	/* XXX multi-bss: can per-vap be done/make sense? */
207	enum ieee80211_protmode	ic_protmode;	/* 802.11g protection mode */
208	uint16_t		ic_nonerpsta;	/* # non-ERP stations */
209	uint16_t		ic_longslotsta;	/* # long slot time stations */
210	uint16_t		ic_sta_assoc;	/* stations associated */
211	uint16_t		ic_ht_sta_assoc;/* HT stations associated */
212	uint16_t		ic_ht40_sta_assoc;/* HT40 stations associated */
213	uint8_t			ic_curhtprotmode;/* HTINFO bss state */
214	enum ieee80211_protmode	ic_htprotmode;	/* HT protection mode */
215	int			ic_lastnonerp;	/* last time non-ERP sta noted*/
216	int			ic_lastnonht;	/* last time non-HT sta noted */
217	uint8_t			ic_rxstream;    /* # RX streams */
218	uint8_t			ic_txstream;    /* # TX streams */
219
220	/* optional state for Atheros SuperG protocol extensions */
221	struct ieee80211_superg	*ic_superg;
222
223	/* radiotap handling */
224	struct ieee80211_radiotap_header *ic_th;/* tx radiotap headers */
225	void			*ic_txchan;	/* channel state in ic_th */
226	struct ieee80211_radiotap_header *ic_rh;/* rx radiotap headers */
227	void			*ic_rxchan;	/* channel state in ic_rh */
228	int			ic_montaps;	/* active monitor mode taps */
229
230	/* virtual ap create/delete */
231	struct ieee80211vap*	(*ic_vap_create)(struct ieee80211com *,
232				    const char [IFNAMSIZ], int,
233				    enum ieee80211_opmode, int,
234				    const uint8_t [IEEE80211_ADDR_LEN],
235				    const uint8_t [IEEE80211_ADDR_LEN]);
236	void			(*ic_vap_delete)(struct ieee80211vap *);
237	/* operating mode attachment */
238	ieee80211vap_attach	ic_vattach[IEEE80211_OPMODE_MAX];
239	/* return hardware/radio capabilities */
240	void			(*ic_getradiocaps)(struct ieee80211com *,
241				    int, int *, struct ieee80211_channel []);
242	/* check and/or prepare regdomain state change */
243	int			(*ic_setregdomain)(struct ieee80211com *,
244				    struct ieee80211_regdomain *,
245				    int, struct ieee80211_channel []);
246
247	int			(*ic_set_quiet)(struct ieee80211_node *,
248				    u_int8_t *quiet_elm);
249
250	/* send/recv 802.11 management frame */
251	int			(*ic_send_mgmt)(struct ieee80211_node *,
252				     int, int);
253	/* send raw 802.11 frame */
254	int			(*ic_raw_xmit)(struct ieee80211_node *,
255				    struct mbuf *,
256				    const struct ieee80211_bpf_params *);
257	/* update device state for 802.11 slot time change */
258	void			(*ic_updateslot)(struct ifnet *);
259	/* handle multicast state changes */
260	void			(*ic_update_mcast)(struct ifnet *);
261	/* handle promiscuous mode changes */
262	void			(*ic_update_promisc)(struct ifnet *);
263	/* new station association callback/notification */
264	void			(*ic_newassoc)(struct ieee80211_node *, int);
265	/* TDMA update notification */
266	void			(*ic_tdma_update)(struct ieee80211_node *,
267				    const struct ieee80211_tdma_param *, int);
268	/* node state management */
269	struct ieee80211_node*	(*ic_node_alloc)(struct ieee80211vap *,
270				    const uint8_t [IEEE80211_ADDR_LEN]);
271	void			(*ic_node_free)(struct ieee80211_node *);
272	void			(*ic_node_cleanup)(struct ieee80211_node *);
273	void			(*ic_node_age)(struct ieee80211_node *);
274	void			(*ic_node_drain)(struct ieee80211_node *);
275	int8_t			(*ic_node_getrssi)(const struct ieee80211_node*);
276	void			(*ic_node_getsignal)(const struct ieee80211_node*,
277				    int8_t *, int8_t *);
278	void			(*ic_node_getmimoinfo)(
279				    const struct ieee80211_node*,
280				    struct ieee80211_mimo_info *);
281	/* scanning support */
282	void			(*ic_scan_start)(struct ieee80211com *);
283	void			(*ic_scan_end)(struct ieee80211com *);
284	void			(*ic_set_channel)(struct ieee80211com *);
285	void			(*ic_scan_curchan)(struct ieee80211_scan_state *,
286				    unsigned long);
287	void			(*ic_scan_mindwell)(struct ieee80211_scan_state *);
288
289	/*
290	 * 802.11n ADDBA support.  A simple/generic implementation
291	 * of A-MPDU tx aggregation is provided; the driver may
292	 * override these methods to provide their own support.
293	 * A-MPDU rx re-ordering happens automatically if the
294	 * driver passes out-of-order frames to ieee80211_input
295	 * from an assocated HT station.
296	 */
297	int			(*ic_recv_action)(struct ieee80211_node *,
298				    const struct ieee80211_frame *,
299				    const uint8_t *frm, const uint8_t *efrm);
300	int			(*ic_send_action)(struct ieee80211_node *,
301				    int category, int action, void *);
302	/* check if A-MPDU should be enabled this station+ac */
303	int			(*ic_ampdu_enable)(struct ieee80211_node *,
304				    struct ieee80211_tx_ampdu *);
305	/* start/stop doing A-MPDU tx aggregation for a station */
306	int			(*ic_addba_request)(struct ieee80211_node *,
307				    struct ieee80211_tx_ampdu *,
308				    int dialogtoken, int baparamset,
309				    int batimeout);
310	int			(*ic_addba_response)(struct ieee80211_node *,
311				    struct ieee80211_tx_ampdu *,
312				    int status, int baparamset, int batimeout);
313	void			(*ic_addba_stop)(struct ieee80211_node *,
314				    struct ieee80211_tx_ampdu *);
315	void			(*ic_addba_response_timeout)(struct ieee80211_node *,
316				    struct ieee80211_tx_ampdu *);
317	/* BAR response received */
318	void			(*ic_bar_response)(struct ieee80211_node *,
319				    struct ieee80211_tx_ampdu *, int status);
320	/* start/stop doing A-MPDU rx processing for a station */
321	int			(*ic_ampdu_rx_start)(struct ieee80211_node *,
322				    struct ieee80211_rx_ampdu *, int baparamset,
323				    int batimeout, int baseqctl);
324	void			(*ic_ampdu_rx_stop)(struct ieee80211_node *,
325				    struct ieee80211_rx_ampdu *);
326
327	/* The channel width has changed (20<->2040) */
328	void			(*ic_update_chw)(struct ieee80211com *);
329
330	uint64_t		ic_spare[7];
331};
332
333struct ieee80211_aclator;
334struct ieee80211_tdma_state;
335struct ieee80211_mesh_state;
336struct ieee80211_hwmp_state;
337
338struct ieee80211vap {
339	struct ifmedia		iv_media;	/* interface media config */
340	struct ifnet		*iv_ifp;	/* associated device */
341	struct bpf_if		*iv_rawbpf;	/* packet filter structure */
342	struct sysctl_ctx_list	*iv_sysctl;	/* dynamic sysctl context */
343	struct sysctl_oid	*iv_oid;	/* net.wlan.X sysctl oid */
344
345	TAILQ_ENTRY(ieee80211vap) iv_next;	/* list of vap instances */
346	struct ieee80211com	*iv_ic;		/* back ptr to common state */
347	uint32_t		iv_debug;	/* debug msg flags */
348	struct ieee80211_stats	iv_stats;	/* statistics */
349
350	uint8_t			iv_myaddr[IEEE80211_ADDR_LEN];
351	uint32_t		iv_flags;	/* state flags */
352	uint32_t		iv_flags_ext;	/* extended state flags */
353	uint32_t		iv_flags_ht;	/* HT state flags */
354	uint32_t		iv_flags_ven;	/* vendor state flags */
355	uint32_t		iv_caps;	/* capabilities */
356	uint32_t		iv_htcaps;	/* HT capabilities */
357	uint32_t		iv_htextcaps;	/* HT extended capabilities */
358	enum ieee80211_opmode	iv_opmode;	/* operation mode */
359	enum ieee80211_state	iv_state;	/* state machine state */
360	enum ieee80211_state	iv_nstate;	/* pending state */
361	int			iv_nstate_arg;	/* pending state arg */
362	struct task		iv_nstate_task;	/* deferred state processing */
363	struct task		iv_swbmiss_task;/* deferred iv_bmiss call */
364	struct callout		iv_mgtsend;	/* mgmt frame response timer */
365						/* inactivity timer settings */
366	int			iv_inact_init;	/* setting for new station */
367	int			iv_inact_auth;	/* auth but not assoc setting */
368	int			iv_inact_run;	/* authorized setting */
369	int			iv_inact_probe;	/* inactive probe time */
370
371	int			iv_des_nssid;	/* # desired ssids */
372	struct ieee80211_scan_ssid iv_des_ssid[1];/* desired ssid table */
373	uint8_t			iv_des_bssid[IEEE80211_ADDR_LEN];
374	struct ieee80211_channel *iv_des_chan;	/* desired channel */
375	uint16_t		iv_des_mode;	/* desired mode */
376	int			iv_nicknamelen;	/* XXX junk */
377	uint8_t			iv_nickname[IEEE80211_NWID_LEN];
378	u_int			iv_bgscanidle;	/* bg scan idle threshold */
379	u_int			iv_bgscanintvl;	/* bg scan min interval */
380	u_int			iv_scanvalid;	/* scan cache valid threshold */
381	u_int			iv_scanreq_duration;
382	u_int			iv_scanreq_mindwell;
383	u_int			iv_scanreq_maxdwell;
384	uint16_t		iv_scanreq_flags;/* held scan request params */
385	uint8_t			iv_scanreq_nssid;
386	struct ieee80211_scan_ssid iv_scanreq_ssid[IEEE80211_SCAN_MAX_SSID];
387	/* sta-mode roaming state */
388	enum ieee80211_roamingmode iv_roaming;	/* roaming mode */
389	struct ieee80211_roamparam iv_roamparms[IEEE80211_MODE_MAX];
390
391	uint8_t			iv_bmissthreshold;
392	uint8_t			iv_bmiss_count;	/* current beacon miss count */
393	int			iv_bmiss_max;	/* max bmiss before scan */
394	uint16_t		iv_swbmiss_count;/* beacons in last period */
395	uint16_t		iv_swbmiss_period;/* s/w bmiss period */
396	struct callout		iv_swbmiss;	/* s/w beacon miss timer */
397
398	int			iv_ampdu_rxmax;	/* A-MPDU rx limit (bytes) */
399	int			iv_ampdu_density;/* A-MPDU density */
400	int			iv_ampdu_limit;	/* A-MPDU tx limit (bytes) */
401	int			iv_amsdu_limit;	/* A-MSDU tx limit (bytes) */
402	u_int			iv_ampdu_mintraffic[WME_NUM_AC];
403
404	uint32_t		*iv_aid_bitmap;	/* association id map */
405	uint16_t		iv_max_aid;
406	uint16_t		iv_sta_assoc;	/* stations associated */
407	uint16_t		iv_ps_sta;	/* stations in power save */
408	uint16_t		iv_ps_pending;	/* ps sta's w/ pending frames */
409	uint16_t		iv_txseq;	/* mcast xmit seq# space */
410	uint16_t		iv_tim_len;	/* ic_tim_bitmap size (bytes) */
411	uint8_t			*iv_tim_bitmap;	/* power-save stations w/ data*/
412	uint8_t			iv_dtim_period;	/* DTIM period */
413	uint8_t			iv_dtim_count;	/* DTIM count from last bcn */
414						/* set/unset aid pwrsav state */
415	uint8_t			iv_quiet;	/* Quiet Element */
416	uint8_t			iv_quiet_count;	/* constant count for Quiet Element */
417	uint8_t			iv_quiet_count_value;	/* variable count for Quiet Element */
418	uint8_t			iv_quiet_period;	/* period for Quiet Element */
419	uint16_t		iv_quiet_duration;	/* duration for Quiet Element */
420	uint16_t		iv_quiet_offset;	/* offset for Quiet Element */
421	int			iv_csa_count;	/* count for doing CSA */
422
423	struct ieee80211_node	*iv_bss;	/* information for this node */
424	struct ieee80211_txparam iv_txparms[IEEE80211_MODE_MAX];
425	uint16_t		iv_rtsthreshold;
426	uint16_t		iv_fragthreshold;
427	int			iv_inact_timer;	/* inactivity timer wait */
428	/* application-specified IE's to attach to mgt frames */
429	struct ieee80211_appie	*iv_appie_beacon;
430	struct ieee80211_appie	*iv_appie_probereq;
431	struct ieee80211_appie	*iv_appie_proberesp;
432	struct ieee80211_appie	*iv_appie_assocreq;
433	struct ieee80211_appie	*iv_appie_assocresp;
434	struct ieee80211_appie	*iv_appie_wpa;
435	uint8_t			*iv_wpa_ie;
436	uint8_t			*iv_rsn_ie;
437	uint16_t		iv_max_keyix;	/* max h/w key index */
438	ieee80211_keyix		iv_def_txkey;	/* default/group tx key index */
439	struct ieee80211_key	iv_nw_keys[IEEE80211_WEP_NKID];
440	int			(*iv_key_alloc)(struct ieee80211vap *,
441				    struct ieee80211_key *,
442				    ieee80211_keyix *, ieee80211_keyix *);
443	int			(*iv_key_delete)(struct ieee80211vap *,
444				    const struct ieee80211_key *);
445	int			(*iv_key_set)(struct ieee80211vap *,
446				    const struct ieee80211_key *,
447				    const uint8_t mac[IEEE80211_ADDR_LEN]);
448	void			(*iv_key_update_begin)(struct ieee80211vap *);
449	void			(*iv_key_update_end)(struct ieee80211vap *);
450
451	const struct ieee80211_authenticator *iv_auth; /* authenticator glue */
452	void			*iv_ec;		/* private auth state */
453
454	const struct ieee80211_aclator *iv_acl;	/* acl glue */
455	void			*iv_as;		/* private aclator state */
456
457	const struct ieee80211_ratectl *iv_rate;
458	void			*iv_rs;		/* private ratectl state */
459
460	struct ieee80211_tdma_state *iv_tdma;	/* tdma state */
461	struct ieee80211_mesh_state *iv_mesh;	/* MBSS state */
462	struct ieee80211_hwmp_state *iv_hwmp;	/* HWMP state */
463
464	/* operate-mode detach hook */
465	void			(*iv_opdetach)(struct ieee80211vap *);
466	/* receive processing */
467	int			(*iv_input)(struct ieee80211_node *,
468				    struct mbuf *, int, int);
469	void			(*iv_recv_mgmt)(struct ieee80211_node *,
470				    struct mbuf *, int, int, int);
471	void			(*iv_recv_ctl)(struct ieee80211_node *,
472				    struct mbuf *, int);
473	void			(*iv_deliver_data)(struct ieee80211vap *,
474				    struct ieee80211_node *, struct mbuf *);
475#if 0
476	/* send processing */
477	int			(*iv_send_mgmt)(struct ieee80211_node *,
478				     int, int);
479#endif
480	/* beacon miss processing */
481	void			(*iv_bmiss)(struct ieee80211vap *);
482	/* reset device state after 802.11 parameter/state change */
483	int			(*iv_reset)(struct ieee80211vap *, u_long);
484	/* [schedule] beacon frame update */
485	void			(*iv_update_beacon)(struct ieee80211vap *, int);
486	/* power save handling */
487	void			(*iv_update_ps)(struct ieee80211vap *, int);
488	int			(*iv_set_tim)(struct ieee80211_node *, int);
489	/* state machine processing */
490	int			(*iv_newstate)(struct ieee80211vap *,
491				    enum ieee80211_state, int);
492	/* 802.3 output method for raw frame xmit */
493	int			(*iv_output)(struct ifnet *, struct mbuf *,
494				    struct sockaddr *, struct route *);
495	uint64_t		iv_spare[6];
496};
497MALLOC_DECLARE(M_80211_VAP);
498
499#define	IEEE80211_ADDR_EQ(a1,a2)	(memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0)
500#define	IEEE80211_ADDR_COPY(dst,src)	memcpy(dst,src,IEEE80211_ADDR_LEN)
501
502/* ic_flags/iv_flags */
503#define	IEEE80211_F_TURBOP	0x00000001	/* CONF: ATH Turbo enabled*/
504#define	IEEE80211_F_COMP	0x00000002	/* CONF: ATH comp enabled */
505#define	IEEE80211_F_FF		0x00000004	/* CONF: ATH FF enabled */
506#define	IEEE80211_F_BURST	0x00000008	/* CONF: bursting enabled */
507/* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */
508#define	IEEE80211_F_PRIVACY	0x00000010	/* CONF: privacy enabled */
509#define	IEEE80211_F_PUREG	0x00000020	/* CONF: 11g w/o 11b sta's */
510#define	IEEE80211_F_SCAN	0x00000080	/* STATUS: scanning */
511#define	IEEE80211_F_ASCAN	0x00000100	/* STATUS: active scan */
512#define	IEEE80211_F_SIBSS	0x00000200	/* STATUS: start IBSS */
513/* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */
514#define	IEEE80211_F_SHSLOT	0x00000400	/* STATUS: use short slot time*/
515#define	IEEE80211_F_PMGTON	0x00000800	/* CONF: Power mgmt enable */
516#define	IEEE80211_F_DESBSSID	0x00001000	/* CONF: des_bssid is set */
517#define	IEEE80211_F_WME		0x00002000	/* CONF: enable WME use */
518#define	IEEE80211_F_BGSCAN	0x00004000	/* CONF: bg scan enabled (???)*/
519#define	IEEE80211_F_SWRETRY	0x00008000	/* CONF: sw tx retry enabled */
520#define IEEE80211_F_TXPOW_FIXED	0x00010000	/* TX Power: fixed rate */
521#define	IEEE80211_F_IBSSON	0x00020000	/* CONF: IBSS creation enable */
522#define	IEEE80211_F_SHPREAMBLE	0x00040000	/* STATUS: use short preamble */
523#define	IEEE80211_F_DATAPAD	0x00080000	/* CONF: do alignment pad */
524#define	IEEE80211_F_USEPROT	0x00100000	/* STATUS: protection enabled */
525#define	IEEE80211_F_USEBARKER	0x00200000	/* STATUS: use barker preamble*/
526#define	IEEE80211_F_CSAPENDING	0x00400000	/* STATUS: chan switch pending*/
527#define	IEEE80211_F_WPA1	0x00800000	/* CONF: WPA enabled */
528#define	IEEE80211_F_WPA2	0x01000000	/* CONF: WPA2 enabled */
529#define	IEEE80211_F_WPA		0x01800000	/* CONF: WPA/WPA2 enabled */
530#define	IEEE80211_F_DROPUNENC	0x02000000	/* CONF: drop unencrypted */
531#define	IEEE80211_F_COUNTERM	0x04000000	/* CONF: TKIP countermeasures */
532#define	IEEE80211_F_HIDESSID	0x08000000	/* CONF: hide SSID in beacon */
533#define	IEEE80211_F_NOBRIDGE	0x10000000	/* CONF: dis. internal bridge */
534#define	IEEE80211_F_PCF		0x20000000	/* CONF: PCF enabled */
535#define	IEEE80211_F_DOTH	0x40000000	/* CONF: 11h enabled */
536#define	IEEE80211_F_DWDS	0x80000000	/* CONF: Dynamic WDS enabled */
537
538#define	IEEE80211_F_BITS \
539	"\20\1TURBOP\2COMP\3FF\4BURST\5PRIVACY\6PUREG\10SCAN\11ASCAN\12SIBSS" \
540	"\13SHSLOT\14PMGTON\15DESBSSID\16WME\17BGSCAN\20SWRETRY\21TXPOW_FIXED" \
541	"\22IBSSON\23SHPREAMBLE\24DATAPAD\25USEPROT\26USERBARKER\27CSAPENDING" \
542	"\30WPA1\31WPA2\32DROPUNENC\33COUNTERM\34HIDESSID\35NOBRIDG\36PCF" \
543	"\37DOTH\40DWDS"
544
545/* Atheros protocol-specific flags */
546#define	IEEE80211_F_ATHEROS \
547	(IEEE80211_F_FF | IEEE80211_F_COMP | IEEE80211_F_TURBOP)
548/* Check if an Atheros capability was negotiated for use */
549#define	IEEE80211_ATH_CAP(vap, ni, bit) \
550	((vap)->iv_flags & (ni)->ni_ath_flags & (bit))
551
552/* ic_flags_ext/iv_flags_ext */
553#define	IEEE80211_FEXT_INACT	 0x00000002	/* CONF: sta inact handling */
554#define	IEEE80211_FEXT_SCANWAIT	 0x00000004	/* STATUS: awaiting scan */
555/* 0x00000006 reserved */
556#define	IEEE80211_FEXT_BGSCAN	 0x00000008	/* STATUS: complete bgscan */
557#define	IEEE80211_FEXT_WPS	 0x00000010	/* CONF: WPS enabled */
558#define	IEEE80211_FEXT_TSN 	 0x00000020	/* CONF: TSN enabled */
559#define	IEEE80211_FEXT_SCANREQ	 0x00000040	/* STATUS: scan req params */
560#define	IEEE80211_FEXT_RESUME	 0x00000080	/* STATUS: start on resume */
561#define	IEEE80211_FEXT_4ADDR	 0x00000100	/* CONF: apply 4-addr encap */
562#define	IEEE80211_FEXT_NONERP_PR 0x00000200	/* STATUS: non-ERP sta present*/
563#define	IEEE80211_FEXT_SWBMISS	 0x00000400	/* CONF: do bmiss in s/w */
564#define	IEEE80211_FEXT_DFS	 0x00000800	/* CONF: DFS enabled */
565#define	IEEE80211_FEXT_DOTD	 0x00001000	/* CONF: 11d enabled */
566#define	IEEE80211_FEXT_STATEWAIT 0x00002000	/* STATUS: awaiting state chg */
567#define	IEEE80211_FEXT_REINIT	 0x00004000	/* STATUS: INIT state first */
568#define	IEEE80211_FEXT_BPF	 0x00008000	/* STATUS: BPF tap present */
569/* NB: immutable: should be set only when creating a vap */
570#define	IEEE80211_FEXT_WDSLEGACY 0x00010000	/* CONF: legacy WDS operation */
571#define	IEEE80211_FEXT_PROBECHAN 0x00020000	/* CONF: probe passive channel*/
572#define	IEEE80211_FEXT_UNIQMAC	 0x00040000	/* CONF: user or computed mac */
573
574#define	IEEE80211_FEXT_BITS \
575	"\20\2INACT\3SCANWAIT\4BGSCAN\5WPS\6TSN\7SCANREQ\10RESUME" \
576	"\0114ADDR\12NONEPR_PR\13SWBMISS\14DFS\15DOTD\16STATEWAIT\17REINIT" \
577	"\20BPF\21WDSLEGACY\22PROBECHAN\23UNIQMAC"
578
579/* ic_flags_ht/iv_flags_ht */
580#define	IEEE80211_FHT_NONHT_PR	 0x00000001	/* STATUS: non-HT sta present */
581#define	IEEE80211_FHT_GF  	 0x00040000	/* CONF: Greenfield enabled */
582#define	IEEE80211_FHT_HT	 0x00080000	/* CONF: HT supported */
583#define	IEEE80211_FHT_AMPDU_TX	 0x00100000	/* CONF: A-MPDU tx supported */
584#define	IEEE80211_FHT_AMPDU_RX	 0x00200000	/* CONF: A-MPDU rx supported */
585#define	IEEE80211_FHT_AMSDU_TX	 0x00400000	/* CONF: A-MSDU tx supported */
586#define	IEEE80211_FHT_AMSDU_RX	 0x00800000	/* CONF: A-MSDU rx supported */
587#define	IEEE80211_FHT_USEHT40	 0x01000000	/* CONF: 20/40 use enabled */
588#define	IEEE80211_FHT_PUREN	 0x02000000	/* CONF: 11n w/o legacy sta's */
589#define	IEEE80211_FHT_SHORTGI20	 0x04000000	/* CONF: short GI in HT20 */
590#define	IEEE80211_FHT_SHORTGI40	 0x08000000	/* CONF: short GI in HT40 */
591#define	IEEE80211_FHT_HTCOMPAT 	 0x10000000	/* CONF: HT vendor OUI's */
592#define	IEEE80211_FHT_RIFS  	 0x20000000	/* CONF: RIFS enabled */
593#define	IEEE80211_FHT_STBC_TX 	 0x40000000	/* CONF: STBC tx enabled */
594#define	IEEE80211_FHT_STBC_RX 	 0x80000000	/* CONF: STBC rx enabled */
595
596#define	IEEE80211_FHT_BITS \
597	"\20\1NONHT_PR" \
598	"\23GF\24HT\25AMPDU_TX\26AMPDU_TX" \
599	"\27AMSDU_TX\30AMSDU_RX\31USEHT40\32PUREN\33SHORTGI20\34SHORTGI40" \
600	"\35HTCOMPAT\36RIFS\37STBC_TX\40STBC_RX"
601
602#define	IEEE80211_FVEN_BITS	"\20"
603
604/* ic_caps/iv_caps: device driver capabilities */
605/* 0x2e available */
606#define	IEEE80211_C_STA		0x00000001	/* CAPABILITY: STA available */
607#define	IEEE80211_C_8023ENCAP	0x00000002	/* CAPABILITY: 802.3 encap */
608#define	IEEE80211_C_FF		0x00000040	/* CAPABILITY: ATH FF avail */
609#define	IEEE80211_C_TURBOP	0x00000080	/* CAPABILITY: ATH Turbo avail*/
610#define	IEEE80211_C_IBSS	0x00000100	/* CAPABILITY: IBSS available */
611#define	IEEE80211_C_PMGT	0x00000200	/* CAPABILITY: Power mgmt */
612#define	IEEE80211_C_HOSTAP	0x00000400	/* CAPABILITY: HOSTAP avail */
613#define	IEEE80211_C_AHDEMO	0x00000800	/* CAPABILITY: Old Adhoc Demo */
614#define	IEEE80211_C_SWRETRY	0x00001000	/* CAPABILITY: sw tx retry */
615#define	IEEE80211_C_TXPMGT	0x00002000	/* CAPABILITY: tx power mgmt */
616#define	IEEE80211_C_SHSLOT	0x00004000	/* CAPABILITY: short slottime */
617#define	IEEE80211_C_SHPREAMBLE	0x00008000	/* CAPABILITY: short preamble */
618#define	IEEE80211_C_MONITOR	0x00010000	/* CAPABILITY: monitor mode */
619#define	IEEE80211_C_DFS		0x00020000	/* CAPABILITY: DFS/radar avail*/
620#define	IEEE80211_C_MBSS	0x00040000	/* CAPABILITY: MBSS available */
621/* 0x7c0000 available */
622#define	IEEE80211_C_WPA1	0x00800000	/* CAPABILITY: WPA1 avail */
623#define	IEEE80211_C_WPA2	0x01000000	/* CAPABILITY: WPA2 avail */
624#define	IEEE80211_C_WPA		0x01800000	/* CAPABILITY: WPA1+WPA2 avail*/
625#define	IEEE80211_C_BURST	0x02000000	/* CAPABILITY: frame bursting */
626#define	IEEE80211_C_WME		0x04000000	/* CAPABILITY: WME avail */
627#define	IEEE80211_C_WDS		0x08000000	/* CAPABILITY: 4-addr support */
628/* 0x10000000 reserved */
629#define	IEEE80211_C_BGSCAN	0x20000000	/* CAPABILITY: bg scanning */
630#define	IEEE80211_C_TXFRAG	0x40000000	/* CAPABILITY: tx fragments */
631#define	IEEE80211_C_TDMA	0x80000000	/* CAPABILITY: TDMA avail */
632/* XXX protection/barker? */
633
634#define	IEEE80211_C_OPMODE \
635	(IEEE80211_C_STA | IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | \
636	 IEEE80211_C_AHDEMO | IEEE80211_C_MONITOR | IEEE80211_C_WDS | \
637	 IEEE80211_C_TDMA | IEEE80211_C_MBSS)
638
639#define	IEEE80211_C_BITS \
640	"\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
641	"\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
642	"\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
643	"\37TXFRAG\40TDMA"
644
645/*
646 * ic_htcaps/iv_htcaps: HT-specific device/driver capabilities
647 *
648 * NB: the low 16-bits are the 802.11 definitions, the upper
649 *     16-bits are used to define s/w/driver capabilities.
650 */
651#define	IEEE80211_HTC_AMPDU	0x00010000	/* CAPABILITY: A-MPDU tx */
652#define	IEEE80211_HTC_AMSDU	0x00020000	/* CAPABILITY: A-MSDU tx */
653/* NB: HT40 is implied by IEEE80211_HTCAP_CHWIDTH40 */
654#define	IEEE80211_HTC_HT	0x00040000	/* CAPABILITY: HT operation */
655#define	IEEE80211_HTC_SMPS	0x00080000	/* CAPABILITY: MIMO power save*/
656#define	IEEE80211_HTC_RIFS	0x00100000	/* CAPABILITY: RIFS support */
657#define	IEEE80211_HTC_RXUNEQUAL	0x00200000	/* CAPABILITY: RX unequal MCS */
658#define	IEEE80211_HTC_RXMCS32	0x00400000	/* CAPABILITY: MCS32 support */
659#define	IEEE80211_HTC_TXUNEQUAL	0x00800000	/* CAPABILITY: TX unequal MCS */
660#define	IEEE80211_HTC_TXMCS32	0x01000000	/* CAPABILITY: MCS32 suport */
661
662#define	IEEE80211_C_HTCAP_BITS \
663	"\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \
664	"\21AMPDU\22AMSDU\23HT\24SMPS\25RIFS"
665
666void	ieee80211_ifattach(struct ieee80211com *,
667		const uint8_t macaddr[IEEE80211_ADDR_LEN]);
668void	ieee80211_ifdetach(struct ieee80211com *);
669int	ieee80211_vap_setup(struct ieee80211com *, struct ieee80211vap *,
670		const char name[IFNAMSIZ], int unit,
671		enum ieee80211_opmode opmode, int flags,
672		const uint8_t bssid[IEEE80211_ADDR_LEN],
673		const uint8_t macaddr[IEEE80211_ADDR_LEN]);
674int	ieee80211_vap_attach(struct ieee80211vap *,
675		ifm_change_cb_t, ifm_stat_cb_t);
676void	ieee80211_vap_detach(struct ieee80211vap *);
677const struct ieee80211_rateset *ieee80211_get_suprates(struct ieee80211com *ic,
678		const struct ieee80211_channel *);
679void	ieee80211_announce(struct ieee80211com *);
680void	ieee80211_announce_channels(struct ieee80211com *);
681void	ieee80211_drain(struct ieee80211com *);
682void	ieee80211_media_init(struct ieee80211com *);
683struct ieee80211com *ieee80211_find_vap(const uint8_t mac[IEEE80211_ADDR_LEN]);
684int	ieee80211_media_change(struct ifnet *);
685void	ieee80211_media_status(struct ifnet *, struct ifmediareq *);
686int	ieee80211_ioctl(struct ifnet *, u_long, caddr_t);
687int	ieee80211_rate2media(struct ieee80211com *, int,
688		enum ieee80211_phymode);
689int	ieee80211_media2rate(int);
690int	ieee80211_mhz2ieee(u_int, u_int);
691int	ieee80211_chan2ieee(struct ieee80211com *,
692		const struct ieee80211_channel *);
693u_int	ieee80211_ieee2mhz(u_int, u_int);
694struct ieee80211_channel *ieee80211_find_channel(struct ieee80211com *,
695		int freq, int flags);
696struct ieee80211_channel *ieee80211_find_channel_byieee(struct ieee80211com *,
697		int ieee, int flags);
698int	ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode);
699enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *);
700uint32_t ieee80211_mac_hash(const struct ieee80211com *,
701		const uint8_t addr[IEEE80211_ADDR_LEN]);
702
703void	ieee80211_radiotap_attach(struct ieee80211com *,
704	    struct ieee80211_radiotap_header *th, int tlen,
705		uint32_t tx_radiotap,
706	    struct ieee80211_radiotap_header *rh, int rlen,
707		uint32_t rx_radiotap);
708void	ieee80211_radiotap_detach(struct ieee80211com *);
709void	ieee80211_radiotap_vattach(struct ieee80211vap *);
710void	ieee80211_radiotap_vdetach(struct ieee80211vap *);
711void	ieee80211_radiotap_chan_change(struct ieee80211com *);
712void	ieee80211_radiotap_tx(struct ieee80211vap *, struct mbuf *);
713void	ieee80211_radiotap_rx(struct ieee80211vap *, struct mbuf *);
714void	ieee80211_radiotap_rx_all(struct ieee80211com *, struct mbuf *);
715
716static __inline int
717ieee80211_radiotap_active(const struct ieee80211com *ic)
718{
719	return (ic->ic_flags_ext & IEEE80211_FEXT_BPF) != 0;
720}
721
722static __inline int
723ieee80211_radiotap_active_vap(const struct ieee80211vap *vap)
724{
725	return (vap->iv_flags_ext & IEEE80211_FEXT_BPF) ||
726	    vap->iv_ic->ic_montaps != 0;
727}
728
729/*
730 * Enqueue a task on the state thread.
731 */
732static __inline void
733ieee80211_runtask(struct ieee80211com *ic, struct task *task)
734{
735	taskqueue_enqueue(ic->ic_tq, task);
736}
737
738/*
739 * Wait for a queued task to complete.
740 */
741static __inline void
742ieee80211_draintask(struct ieee80211com *ic, struct task *task)
743{
744	taskqueue_drain(ic->ic_tq, task);
745}
746
747/*
748 * Key update synchronization methods.  XXX should not be visible.
749 */
750static __inline void
751ieee80211_key_update_begin(struct ieee80211vap *vap)
752{
753	vap->iv_key_update_begin(vap);
754}
755static __inline void
756ieee80211_key_update_end(struct ieee80211vap *vap)
757{
758	vap->iv_key_update_end(vap);
759}
760
761/*
762 * XXX these need to be here for IEEE80211_F_DATAPAD
763 */
764
765/*
766 * Return the space occupied by the 802.11 header and any
767 * padding required by the driver.  This works for a
768 * management or data frame.
769 */
770static __inline int
771ieee80211_hdrspace(struct ieee80211com *ic, const void *data)
772{
773	int size = ieee80211_hdrsize(data);
774	if (ic->ic_flags & IEEE80211_F_DATAPAD)
775		size = roundup(size, sizeof(uint32_t));
776	return size;
777}
778
779/*
780 * Like ieee80211_hdrspace, but handles any type of frame.
781 */
782static __inline int
783ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data)
784{
785	int size = ieee80211_anyhdrsize(data);
786	if (ic->ic_flags & IEEE80211_F_DATAPAD)
787		size = roundup(size, sizeof(uint32_t));
788	return size;
789}
790
791/*
792 * Notify a vap that beacon state has been updated.
793 */
794static __inline void
795ieee80211_beacon_notify(struct ieee80211vap *vap, int what)
796{
797	if (vap->iv_state == IEEE80211_S_RUN)
798		vap->iv_update_beacon(vap, what);
799}
800
801/*
802 * Calculate HT channel promotion flags for a channel.
803 * XXX belongs in ieee80211_ht.h but needs IEEE80211_FHT_*
804 */
805static __inline int
806ieee80211_htchanflags(const struct ieee80211_channel *c)
807{
808	return IEEE80211_IS_CHAN_HT40(c) ?
809	    IEEE80211_FHT_HT | IEEE80211_FHT_USEHT40 :
810	    IEEE80211_IS_CHAN_HT(c) ?  IEEE80211_FHT_HT : 0;
811}
812
813/*
814 * Debugging facilities compiled in when IEEE80211_DEBUG is defined.
815 *
816 * The intent is that any problem in the net80211 layer can be
817 * diagnosed by inspecting the statistics (dumped by the wlanstats
818 * program) and/or the msgs generated by net80211.  Messages are
819 * broken into functional classes and can be controlled with the
820 * wlandebug program.  Certain of these msg groups are for facilities
821 * that are no longer part of net80211 (e.g. IEEE80211_MSG_DOT1XSM).
822 */
823#define	IEEE80211_MSG_11N	0x80000000	/* 11n mode debug */
824#define	IEEE80211_MSG_DEBUG	0x40000000	/* IFF_DEBUG equivalent */
825#define	IEEE80211_MSG_DUMPPKTS	0x20000000	/* IFF_LINK2 equivalant */
826#define	IEEE80211_MSG_CRYPTO	0x10000000	/* crypto work */
827#define	IEEE80211_MSG_INPUT	0x08000000	/* input handling */
828#define	IEEE80211_MSG_XRATE	0x04000000	/* rate set handling */
829#define	IEEE80211_MSG_ELEMID	0x02000000	/* element id parsing */
830#define	IEEE80211_MSG_NODE	0x01000000	/* node handling */
831#define	IEEE80211_MSG_ASSOC	0x00800000	/* association handling */
832#define	IEEE80211_MSG_AUTH	0x00400000	/* authentication handling */
833#define	IEEE80211_MSG_SCAN	0x00200000	/* scanning */
834#define	IEEE80211_MSG_OUTPUT	0x00100000	/* output handling */
835#define	IEEE80211_MSG_STATE	0x00080000	/* state machine */
836#define	IEEE80211_MSG_POWER	0x00040000	/* power save handling */
837#define	IEEE80211_MSG_HWMP	0x00020000	/* hybrid mesh protocol */
838#define	IEEE80211_MSG_DOT1XSM	0x00010000	/* 802.1x state machine */
839#define	IEEE80211_MSG_RADIUS	0x00008000	/* 802.1x radius client */
840#define	IEEE80211_MSG_RADDUMP	0x00004000	/* dump 802.1x radius packets */
841#define	IEEE80211_MSG_MESH	0x00002000	/* mesh networking */
842#define	IEEE80211_MSG_WPA	0x00001000	/* WPA/RSN protocol */
843#define	IEEE80211_MSG_ACL	0x00000800	/* ACL handling */
844#define	IEEE80211_MSG_WME	0x00000400	/* WME protocol */
845#define	IEEE80211_MSG_SUPERG	0x00000200	/* Atheros SuperG protocol */
846#define	IEEE80211_MSG_DOTH	0x00000100	/* 802.11h support */
847#define	IEEE80211_MSG_INACT	0x00000080	/* inactivity handling */
848#define	IEEE80211_MSG_ROAM	0x00000040	/* sta-mode roaming */
849#define	IEEE80211_MSG_RATECTL	0x00000020	/* tx rate control */
850#define	IEEE80211_MSG_ACTION	0x00000010	/* action frame handling */
851#define	IEEE80211_MSG_WDS	0x00000008	/* WDS handling */
852#define	IEEE80211_MSG_IOCTL	0x00000004	/* ioctl handling */
853#define	IEEE80211_MSG_TDMA	0x00000002	/* TDMA handling */
854
855#define	IEEE80211_MSG_ANY	0xffffffff	/* anything */
856
857#define	IEEE80211_MSG_BITS \
858	"\20\2TDMA\3IOCTL\4WDS\5ACTION\6RATECTL\7ROAM\10INACT\11DOTH\12SUPERG" \
859	"\13WME\14ACL\15WPA\16RADKEYS\17RADDUMP\20RADIUS\21DOT1XSM\22HWMP" \
860	"\23POWER\24STATE\25OUTPUT\26SCAN\27AUTH\30ASSOC\31NODE\32ELEMID" \
861	"\33XRATE\34INPUT\35CRYPTO\36DUPMPKTS\37DEBUG\04011N"
862
863#ifdef IEEE80211_DEBUG
864#define	ieee80211_msg(_vap, _m)	((_vap)->iv_debug & (_m))
865#define	IEEE80211_DPRINTF(_vap, _m, _fmt, ...) do {			\
866	if (ieee80211_msg(_vap, _m))					\
867		ieee80211_note(_vap, _fmt, __VA_ARGS__);		\
868} while (0)
869#define	IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...) do {			\
870	if (ieee80211_msg(_vap, _m))					\
871		ieee80211_note_mac(_vap, (_ni)->ni_macaddr, _fmt, __VA_ARGS__);\
872} while (0)
873#define	IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...) do {		\
874	if (ieee80211_msg(_vap, _m))					\
875		ieee80211_note_mac(_vap, _mac, _fmt, __VA_ARGS__);	\
876} while (0)
877#define	IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...) do {		\
878	if (ieee80211_msg(_vap, _m))					\
879		ieee80211_note_frame(_vap, _wh, _fmt, __VA_ARGS__);	\
880} while (0)
881void	ieee80211_note(const struct ieee80211vap *, const char *, ...);
882void	ieee80211_note_mac(const struct ieee80211vap *,
883		const uint8_t mac[IEEE80211_ADDR_LEN], const char *, ...);
884void	ieee80211_note_frame(const struct ieee80211vap *,
885		const struct ieee80211_frame *, const char *, ...);
886#define	ieee80211_msg_debug(_vap) \
887	((_vap)->iv_debug & IEEE80211_MSG_DEBUG)
888#define	ieee80211_msg_dumppkts(_vap) \
889	((_vap)->iv_debug & IEEE80211_MSG_DUMPPKTS)
890#define	ieee80211_msg_input(_vap) \
891	((_vap)->iv_debug & IEEE80211_MSG_INPUT)
892#define	ieee80211_msg_radius(_vap) \
893	((_vap)->iv_debug & IEEE80211_MSG_RADIUS)
894#define	ieee80211_msg_dumpradius(_vap) \
895	((_vap)->iv_debug & IEEE80211_MSG_RADDUMP)
896#define	ieee80211_msg_dumpradkeys(_vap) \
897	((_vap)->iv_debug & IEEE80211_MSG_RADKEYS)
898#define	ieee80211_msg_scan(_vap) \
899	((_vap)->iv_debug & IEEE80211_MSG_SCAN)
900#define	ieee80211_msg_assoc(_vap) \
901	((_vap)->iv_debug & IEEE80211_MSG_ASSOC)
902
903/*
904 * Emit a debug message about discarding a frame or information
905 * element.  One format is for extracting the mac address from
906 * the frame header; the other is for when a header is not
907 * available or otherwise appropriate.
908 */
909#define	IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...) do {		\
910	if ((_vap)->iv_debug & (_m))					\
911		ieee80211_discard_frame(_vap, _wh, _type, _fmt, __VA_ARGS__);\
912} while (0)
913#define	IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...) do {	\
914	if ((_vap)->iv_debug & (_m))					\
915		ieee80211_discard_ie(_vap, _wh, _type, _fmt, __VA_ARGS__);\
916} while (0)
917#define	IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...) do {	\
918	if ((_vap)->iv_debug & (_m))					\
919		ieee80211_discard_mac(_vap, _mac, _type, _fmt, __VA_ARGS__);\
920} while (0)
921
922void ieee80211_discard_frame(const struct ieee80211vap *,
923	const struct ieee80211_frame *, const char *type, const char *fmt, ...);
924void ieee80211_discard_ie(const struct ieee80211vap *,
925	const struct ieee80211_frame *, const char *type, const char *fmt, ...);
926void ieee80211_discard_mac(const struct ieee80211vap *,
927	const uint8_t mac[IEEE80211_ADDR_LEN], const char *type,
928	const char *fmt, ...);
929#else
930#define	IEEE80211_DPRINTF(_vap, _m, _fmt, ...)
931#define	IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...)
932#define	IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...)
933#define	IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...)
934#define	ieee80211_msg_dumppkts(_vap)	0
935#define	ieee80211_msg(_vap, _m)		0
936
937#define	IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...)
938#define	IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...)
939#define	IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...)
940#endif
941
942#endif /* _NET80211_IEEE80211_VAR_H_ */
943