xref: /freebsd/sys/net80211/ieee80211_var.h (revision 4774b99992f3195583ed71d3b731605bd59244f9)
11a1e1d21SSam Leffler /*-
27535e66aSSam Leffler  * Copyright (c) 2001 Atsushi Onoe
310ad9a77SSam Leffler  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
41a1e1d21SSam Leffler  * All rights reserved.
51a1e1d21SSam Leffler  *
61a1e1d21SSam Leffler  * Redistribution and use in source and binary forms, with or without
71a1e1d21SSam Leffler  * modification, are permitted provided that the following conditions
81a1e1d21SSam Leffler  * are met:
91a1e1d21SSam Leffler  * 1. Redistributions of source code must retain the above copyright
101a1e1d21SSam Leffler  *    notice, this list of conditions and the following disclaimer.
111a1e1d21SSam Leffler  * 2. Redistributions in binary form must reproduce the above copyright
121a1e1d21SSam Leffler  *    notice, this list of conditions and the following disclaimer in the
131a1e1d21SSam Leffler  *    documentation and/or other materials provided with the distribution.
147535e66aSSam Leffler  *
157535e66aSSam Leffler  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
167535e66aSSam Leffler  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
177535e66aSSam Leffler  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
187535e66aSSam Leffler  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
197535e66aSSam Leffler  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
207535e66aSSam Leffler  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
217535e66aSSam Leffler  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
227535e66aSSam Leffler  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
237535e66aSSam Leffler  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
247535e66aSSam Leffler  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
251a1e1d21SSam Leffler  *
261a1e1d21SSam Leffler  * $FreeBSD$
271a1e1d21SSam Leffler  */
281a1e1d21SSam Leffler #ifndef _NET80211_IEEE80211_VAR_H_
291a1e1d21SSam Leffler #define _NET80211_IEEE80211_VAR_H_
301a1e1d21SSam Leffler 
311a1e1d21SSam Leffler /*
321a1e1d21SSam Leffler  * Definitions for IEEE 802.11 drivers.
331a1e1d21SSam Leffler  */
348a1b9b6aSSam Leffler /* NB: portability glue must go first */
3573330dabSEdward Tomasz Napierala #if defined(__NetBSD__)
368a1b9b6aSSam Leffler #include <net80211/ieee80211_netbsd.h>
3773330dabSEdward Tomasz Napierala #elif defined(__FreeBSD__)
388a1b9b6aSSam Leffler #include <net80211/ieee80211_freebsd.h>
3973330dabSEdward Tomasz Napierala #elif defined(__linux__)
408a1b9b6aSSam Leffler #include <net80211/ieee80211_linux.h>
418a1b9b6aSSam Leffler #else
428a1b9b6aSSam Leffler #error	"No support for your operating system!"
438a1b9b6aSSam Leffler #endif
448a1b9b6aSSam Leffler 
458a1b9b6aSSam Leffler #include <net80211/_ieee80211.h>
461a1e1d21SSam Leffler #include <net80211/ieee80211.h>
475b16c28cSSam Leffler #include <net80211/ieee80211_ageq.h>
481a1e1d21SSam Leffler #include <net80211/ieee80211_crypto.h>
49b032f27cSSam Leffler #include <net80211/ieee80211_dfs.h>
501be50176SSam Leffler #include <net80211/ieee80211_ioctl.h>		/* for ieee80211_stats */
5126d39e2cSSam Leffler #include <net80211/ieee80211_phy.h>
5268e8e04eSSam Leffler #include <net80211/ieee80211_power.h>
5363092fceSSam Leffler #include <net80211/ieee80211_node.h>
541a1e1d21SSam Leffler #include <net80211/ieee80211_proto.h>
555463c4a4SSam Leffler #include <net80211/ieee80211_radiotap.h>
5668e8e04eSSam Leffler #include <net80211/ieee80211_scan.h>
571a1e1d21SSam Leffler 
58eadc444aSEitan Adler #define	IEEE80211_TXPOWER_MAX	100	/* .5 dBm (XXX units?) */
598a1b9b6aSSam Leffler #define	IEEE80211_TXPOWER_MIN	0	/* kill radio */
601a1e1d21SSam Leffler 
618a1b9b6aSSam Leffler #define	IEEE80211_DTIM_DEFAULT	1	/* default DTIM period */
622ffc548fSSam Leffler #define	IEEE80211_BINTVAL_DEFAULT 100	/* default beacon interval (TU's) */
631a1e1d21SSam Leffler 
64e701e041SSam Leffler #define	IEEE80211_BMISS_MAX	2	/* maximum consecutive bmiss allowed */
6597bcffbdSSam Leffler #define	IEEE80211_HWBMISS_DEFAULT 7	/* h/w bmiss threshold (beacons) */
66e701e041SSam Leffler 
6768e8e04eSSam Leffler #define	IEEE80211_BGSCAN_INTVAL_MIN	15	/* min bg scan intvl (secs) */
6868e8e04eSSam Leffler #define	IEEE80211_BGSCAN_INTVAL_DEFAULT	(5*60)	/* default bg scan intvl */
6968e8e04eSSam Leffler 
7068e8e04eSSam Leffler #define	IEEE80211_BGSCAN_IDLE_MIN	100	/* min idle time (ms) */
7168e8e04eSSam Leffler #define	IEEE80211_BGSCAN_IDLE_DEFAULT	250	/* default idle time (ms) */
7268e8e04eSSam Leffler 
7368e8e04eSSam Leffler #define	IEEE80211_SCAN_VALID_MIN	10	/* min scan valid time (secs) */
7468e8e04eSSam Leffler #define	IEEE80211_SCAN_VALID_DEFAULT	60	/* default scan valid time */
7568e8e04eSSam Leffler 
768a1b9b6aSSam Leffler #define	IEEE80211_PS_SLEEP	0x1	/* STA is in power saving mode */
778a1b9b6aSSam Leffler #define	IEEE80211_PS_MAX_QUEUE	50	/* maximum saved packets */
781a1e1d21SSam Leffler 
79b032f27cSSam Leffler #define	IEEE80211_FIXED_RATE_NONE	0xff
80b032f27cSSam Leffler #define	IEEE80211_TXMAX_DEFAULT		6	/* default ucast max retries */
812c39b32cSSam Leffler 
8233acb1ceSSam Leffler #define	IEEE80211_RTS_DEFAULT		IEEE80211_RTS_MAX
8333acb1ceSSam Leffler #define	IEEE80211_FRAG_DEFAULT		IEEE80211_FRAG_MAX
8433acb1ceSSam Leffler 
85f48ad55eSSam Leffler #define	IEEE80211_MS_TO_TU(x)	(((x) * 1000) / 1024)
86f48ad55eSSam Leffler #define	IEEE80211_TU_TO_MS(x)	(((x) * 1024) / 1000)
8780d65398SAdrian Chadd /* XXX TODO: cap this at 1, in case hz is not 1000 */
885a6b5f3cSAndriy Voskoboinyk #define	IEEE80211_TU_TO_TICKS(x)(((uint64_t)(x) * 1024 * hz) / (1000 * 1000))
892ffc548fSSam Leffler 
90b032f27cSSam Leffler /*
91b032f27cSSam Leffler  * 802.11 control state is split into a common portion that maps
92b032f27cSSam Leffler  * 1-1 to a physical device and one or more "Virtual AP's" (VAP)
93b032f27cSSam Leffler  * that are bound to an ieee80211com instance and share a single
94b032f27cSSam Leffler  * underlying device.  Each VAP has a corresponding OS device
95b032f27cSSam Leffler  * entity through which traffic flows and that applications use
96b032f27cSSam Leffler  * for issuing ioctls, etc.
97b032f27cSSam Leffler  */
98b032f27cSSam Leffler 
99b032f27cSSam Leffler /*
100b032f27cSSam Leffler  * Data common to one or more virtual AP's.  State shared by
101b032f27cSSam Leffler  * the underlying device and the net80211 layer is exposed here;
102b032f27cSSam Leffler  * e.g. device-specific callbacks.
103b032f27cSSam Leffler  */
104b032f27cSSam Leffler struct ieee80211vap;
105b032f27cSSam Leffler typedef void (*ieee80211vap_attach)(struct ieee80211vap *);
106b032f27cSSam Leffler 
107b032f27cSSam Leffler struct ieee80211_appie {
108b032f27cSSam Leffler 	uint16_t		ie_len;		/* size of ie_data */
109b032f27cSSam Leffler 	uint8_t			ie_data[];	/* user-specified IE's */
110b032f27cSSam Leffler };
1111a1e1d21SSam Leffler 
11210ad9a77SSam Leffler struct ieee80211_tdma_param;
113339ccfb3SSam Leffler struct ieee80211_rate_table;
1140510acbdSSam Leffler struct ieee80211_tx_ampdu;
1150510acbdSSam Leffler struct ieee80211_rx_ampdu;
11604f19fd6SSam Leffler struct ieee80211_superg;
11776340123SSam Leffler struct ieee80211_frame;
11810ad9a77SSam Leffler 
1191a1e1d21SSam Leffler struct ieee80211com {
120151cc3adSGleb Smirnoff 	void			*ic_softc;	/* driver softc */
121c8550c02SGleb Smirnoff 	const char		*ic_name;	/* usually device name */
12268e8e04eSSam Leffler 	ieee80211_com_lock_t	ic_comlock;	/* state update lock */
1235cda6006SAdrian Chadd 	ieee80211_tx_lock_t	ic_txlock;	/* ic/vap TX lock */
124cdc0cf21SAndriy Voskoboinyk 	ieee80211_ff_lock_t	ic_fflock;	/* stageq/ni_tx_superg lock */
1257a79cebfSGleb Smirnoff 	LIST_ENTRY(ieee80211com)   ic_next;	/* on global list */
126b032f27cSSam Leffler 	TAILQ_HEAD(, ieee80211vap) ic_vaps;	/* list of vap instances */
12768e8e04eSSam Leffler 	int			ic_headroom;	/* driver tx headroom needs */
1281a1e1d21SSam Leffler 	enum ieee80211_phytype	ic_phytype;	/* XXX wrong for multi-mode */
1291a1e1d21SSam Leffler 	enum ieee80211_opmode	ic_opmode;	/* operation mode */
130b032f27cSSam Leffler 	struct callout		ic_inact;	/* inactivity processing */
1315efea30fSAndrew Thompson 	struct taskqueue	*ic_tq;		/* deferred state thread */
132b032f27cSSam Leffler 	struct task		ic_parent_task;	/* deferred parent processing */
1335efea30fSAndrew Thompson 	struct task		ic_promisc_task;/* deferred promisc update */
1345efea30fSAndrew Thompson 	struct task		ic_mcast_task;	/* deferred mcast update */
1355efea30fSAndrew Thompson 	struct task		ic_chan_task;	/* deferred channel change */
1365efea30fSAndrew Thompson 	struct task		ic_bmiss_task;	/* deferred beacon miss hndlr */
137b94299c4SAdrian Chadd 	struct task		ic_chw_task;	/* deferred HT CHW update */
138dd2fb488SAdrian Chadd 	struct task		ic_wme_task;	/* deferred WME update */
1394061c639SAndriy Voskoboinyk 	struct task		ic_restart_task; /* deferred device restart */
14068e8e04eSSam Leffler 
14181c04d11SGleb Smirnoff 	counter_u64_t		ic_ierrors;	/* input errors */
14281c04d11SGleb Smirnoff 	counter_u64_t		ic_oerrors;	/* output errors */
14381c04d11SGleb Smirnoff 
14468e8e04eSSam Leffler 	uint32_t		ic_flags;	/* state flags */
14568e8e04eSSam Leffler 	uint32_t		ic_flags_ext;	/* extended state flags */
1462bfc8a91SSam Leffler 	uint32_t		ic_flags_ht;	/* HT state flags */
1471b6167d2SSam Leffler 	uint32_t		ic_flags_ven;	/* vendor state flags */
14868e8e04eSSam Leffler 	uint32_t		ic_caps;	/* capabilities */
1491b6167d2SSam Leffler 	uint32_t		ic_htcaps;	/* HT capabilities */
150e1d36f83SRui Paulo 	uint32_t		ic_htextcaps;	/* HT extended capabilities */
151b032f27cSSam Leffler 	uint32_t		ic_cryptocaps;	/* crypto capabilities */
152b134c582SAndriy Voskoboinyk 						/* set of mode capabilities */
153b134c582SAndriy Voskoboinyk 	uint8_t			ic_modecaps[IEEE80211_MODE_BYTES];
154b032f27cSSam Leffler 	uint8_t			ic_promisc;	/* vap's needing promisc mode */
155b032f27cSSam Leffler 	uint8_t			ic_allmulti;	/* vap's needing all multicast*/
156b032f27cSSam Leffler 	uint8_t			ic_nrunning;	/* vap's marked running */
157b032f27cSSam Leffler 	uint8_t			ic_curmode;	/* current mode */
1587a79cebfSGleb Smirnoff 	uint8_t			ic_macaddr[IEEE80211_ADDR_LEN];
15968e8e04eSSam Leffler 	uint16_t		ic_bintval;	/* beacon interval */
16068e8e04eSSam Leffler 	uint16_t		ic_lintval;	/* listen interval */
16168e8e04eSSam Leffler 	uint16_t		ic_holdover;	/* PM hold over duration */
16268e8e04eSSam Leffler 	uint16_t		ic_txpowlimit;	/* global tx power limit */
163b032f27cSSam Leffler 	struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
16468e8e04eSSam Leffler 
16568e8e04eSSam Leffler 	/*
16668e8e04eSSam Leffler 	 * Channel state:
16768e8e04eSSam Leffler 	 *
16868e8e04eSSam Leffler 	 * ic_channels is the set of available channels for the device;
16968e8e04eSSam Leffler 	 *    it is setup by the driver
17068e8e04eSSam Leffler 	 * ic_nchans is the number of valid entries in ic_channels
17168e8e04eSSam Leffler 	 * ic_chan_avail is a bit vector of these channels used to check
17268e8e04eSSam Leffler 	 *    whether a channel is available w/o searching the channel table.
17368e8e04eSSam Leffler 	 * ic_chan_active is a (potentially) constrained subset of
17468e8e04eSSam Leffler 	 *    ic_chan_avail that reflects any mode setting or user-specified
17568e8e04eSSam Leffler 	 *    limit on the set of channels to use/scan
17668e8e04eSSam Leffler 	 * ic_curchan is the current channel the device is set to; it may
17768e8e04eSSam Leffler 	 *    be different from ic_bsschan when we are off-channel scanning
17868e8e04eSSam Leffler 	 *    or otherwise doing background work
17968e8e04eSSam Leffler 	 * ic_bsschan is the channel selected for operation; it may
18068e8e04eSSam Leffler 	 *    be undefined (IEEE80211_CHAN_ANYC)
18168e8e04eSSam Leffler 	 * ic_prevchan is a cached ``previous channel'' used to optimize
18268e8e04eSSam Leffler 	 *    lookups when switching back+forth between two channels
18368e8e04eSSam Leffler 	 *    (e.g. for dynamic turbo)
18468e8e04eSSam Leffler 	 */
18568e8e04eSSam Leffler 	int			ic_nchans;	/* # entries in ic_channels */
18631378b1cSSam Leffler 	struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX];
18768e8e04eSSam Leffler 	uint8_t			ic_chan_avail[IEEE80211_CHAN_BYTES];
18868e8e04eSSam Leffler 	uint8_t			ic_chan_active[IEEE80211_CHAN_BYTES];
18968e8e04eSSam Leffler 	uint8_t			ic_chan_scan[IEEE80211_CHAN_BYTES];
19068e8e04eSSam Leffler 	struct ieee80211_channel *ic_curchan;	/* current channel */
19126d39e2cSSam Leffler 	const struct ieee80211_rate_table *ic_rt; /* table for ic_curchan */
19268e8e04eSSam Leffler 	struct ieee80211_channel *ic_bsschan;	/* bss channel */
19368e8e04eSSam Leffler 	struct ieee80211_channel *ic_prevchan;	/* previous channel */
194b032f27cSSam Leffler 	struct ieee80211_regdomain ic_regdomain;/* regulatory data */
195b032f27cSSam Leffler 	struct ieee80211_appie	*ic_countryie;	/* calculated country ie */
196b032f27cSSam Leffler 	struct ieee80211_channel *ic_countryie_chan;
197b032f27cSSam Leffler 
198b032f27cSSam Leffler 	/* 802.11h/DFS state */
199b032f27cSSam Leffler 	struct ieee80211_channel *ic_csa_newchan;/* channel for doing CSA */
200c70761e6SSam Leffler 	short			ic_csa_mode;	/* mode for doing CSA */
201c70761e6SSam Leffler 	short			ic_csa_count;	/* count for doing CSA */
202b032f27cSSam Leffler 	struct ieee80211_dfs_state ic_dfs;	/* DFS state */
20368e8e04eSSam Leffler 
20468e8e04eSSam Leffler 	struct ieee80211_scan_state *ic_scan;	/* scan state */
205f7f155faSAdrian Chadd 	struct ieee80211_scan_methods *ic_scan_methods;	/* scan methods */
20668e8e04eSSam Leffler 	int			ic_lastdata;	/* time of last data frame */
20768e8e04eSSam Leffler 	int			ic_lastscan;	/* time last scan completed */
20868e8e04eSSam Leffler 
209b032f27cSSam Leffler 	/* NB: this is the union of all vap stations/neighbors */
210b032f27cSSam Leffler 	int			ic_max_keyix;	/* max h/w key index */
21168e8e04eSSam Leffler 	struct ieee80211_node_table ic_sta;	/* stations/neighbors */
2125b16c28cSSam Leffler 	struct ieee80211_ageq	ic_stageq;	/* frame staging queue */
2135b16c28cSSam Leffler 	uint32_t		ic_hash_key;	/* random key for mac hash */
21468e8e04eSSam Leffler 
215b032f27cSSam Leffler 	/* XXX multi-bss: split out common/vap parts */
21668e8e04eSSam Leffler 	struct ieee80211_wme_state ic_wme;	/* WME/WMM state */
21768e8e04eSSam Leffler 
218b032f27cSSam Leffler 	/* XXX multi-bss: can per-vap be done/make sense? */
21968e8e04eSSam Leffler 	enum ieee80211_protmode	ic_protmode;	/* 802.11g protection mode */
22068e8e04eSSam Leffler 	uint16_t		ic_nonerpsta;	/* # non-ERP stations */
22168e8e04eSSam Leffler 	uint16_t		ic_longslotsta;	/* # long slot time stations */
22268e8e04eSSam Leffler 	uint16_t		ic_sta_assoc;	/* stations associated */
2231b6167d2SSam Leffler 	uint16_t		ic_ht_sta_assoc;/* HT stations associated */
2241b6167d2SSam Leffler 	uint16_t		ic_ht40_sta_assoc;/* HT40 stations associated */
225b105a069SSam Leffler 	uint8_t			ic_curhtprotmode;/* HTINFO bss state */
2261b6167d2SSam Leffler 	enum ieee80211_protmode	ic_htprotmode;	/* HT protection mode */
227b105a069SSam Leffler 	int			ic_lastnonerp;	/* last time non-ERP sta noted*/
2281b6167d2SSam Leffler 	int			ic_lastnonht;	/* last time non-HT sta noted */
229dfe4a64bSRui Paulo 	uint8_t			ic_rxstream;    /* # RX streams */
230dfe4a64bSRui Paulo 	uint8_t			ic_txstream;    /* # TX streams */
23168e8e04eSSam Leffler 
23204f19fd6SSam Leffler 	/* optional state for Atheros SuperG protocol extensions */
23304f19fd6SSam Leffler 	struct ieee80211_superg	*ic_superg;
234339ccfb3SSam Leffler 
2355463c4a4SSam Leffler 	/* radiotap handling */
2365463c4a4SSam Leffler 	struct ieee80211_radiotap_header *ic_th;/* tx radiotap headers */
2375463c4a4SSam Leffler 	void			*ic_txchan;	/* channel state in ic_th */
2385463c4a4SSam Leffler 	struct ieee80211_radiotap_header *ic_rh;/* rx radiotap headers */
2395463c4a4SSam Leffler 	void			*ic_rxchan;	/* channel state in ic_rh */
240e1cfcbcbSSam Leffler 	int			ic_montaps;	/* active monitor mode taps */
2415463c4a4SSam Leffler 
242b032f27cSSam Leffler 	/* virtual ap create/delete */
243b032f27cSSam Leffler 	struct ieee80211vap*	(*ic_vap_create)(struct ieee80211com *,
244fcd9500fSBernhard Schmidt 				    const char [IFNAMSIZ], int,
245fcd9500fSBernhard Schmidt 				    enum ieee80211_opmode, int,
246fcd9500fSBernhard Schmidt 				    const uint8_t [IEEE80211_ADDR_LEN],
247fcd9500fSBernhard Schmidt 				    const uint8_t [IEEE80211_ADDR_LEN]);
248b032f27cSSam Leffler 	void			(*ic_vap_delete)(struct ieee80211vap *);
2497a79cebfSGleb Smirnoff 	/* device specific ioctls */
2507a79cebfSGleb Smirnoff 	int			(*ic_ioctl)(struct ieee80211com *,
2517a79cebfSGleb Smirnoff 				    u_long, void *);
2527a79cebfSGleb Smirnoff 	/* start/stop device */
2537a79cebfSGleb Smirnoff 	void			(*ic_parent)(struct ieee80211com *);
254b032f27cSSam Leffler 	/* operating mode attachment */
255b032f27cSSam Leffler 	ieee80211vap_attach	ic_vattach[IEEE80211_OPMODE_MAX];
256b032f27cSSam Leffler 	/* return hardware/radio capabilities */
257b032f27cSSam Leffler 	void			(*ic_getradiocaps)(struct ieee80211com *,
2585fe9f044SSam Leffler 				    int, int *, struct ieee80211_channel []);
259b032f27cSSam Leffler 	/* check and/or prepare regdomain state change */
260b032f27cSSam Leffler 	int			(*ic_setregdomain)(struct ieee80211com *,
261b032f27cSSam Leffler 				    struct ieee80211_regdomain *,
262b032f27cSSam Leffler 				    int, struct ieee80211_channel []);
26332b0e64bSAdrian Chadd 
26432b0e64bSAdrian Chadd 	int			(*ic_set_quiet)(struct ieee80211_node *,
26532b0e64bSAdrian Chadd 				    u_int8_t *quiet_elm);
26632b0e64bSAdrian Chadd 
2677a79cebfSGleb Smirnoff 	/* regular transmit */
2687a79cebfSGleb Smirnoff 	int			(*ic_transmit)(struct ieee80211com *,
2697a79cebfSGleb Smirnoff 				    struct mbuf *);
27068e8e04eSSam Leffler 	/* send/recv 802.11 management frame */
271b032f27cSSam Leffler 	int			(*ic_send_mgmt)(struct ieee80211_node *,
272b032f27cSSam Leffler 				     int, int);
27368e8e04eSSam Leffler 	/* send raw 802.11 frame */
27468e8e04eSSam Leffler 	int			(*ic_raw_xmit)(struct ieee80211_node *,
27568e8e04eSSam Leffler 				    struct mbuf *,
27668e8e04eSSam Leffler 				    const struct ieee80211_bpf_params *);
27768e8e04eSSam Leffler 	/* update device state for 802.11 slot time change */
278272f6adeSGleb Smirnoff 	void			(*ic_updateslot)(struct ieee80211com *);
279b032f27cSSam Leffler 	/* handle multicast state changes */
280272f6adeSGleb Smirnoff 	void			(*ic_update_mcast)(struct ieee80211com *);
281b032f27cSSam Leffler 	/* handle promiscuous mode changes */
282272f6adeSGleb Smirnoff 	void			(*ic_update_promisc)(struct ieee80211com *);
28368e8e04eSSam Leffler 	/* new station association callback/notification */
28468e8e04eSSam Leffler 	void			(*ic_newassoc)(struct ieee80211_node *, int);
28510ad9a77SSam Leffler 	/* TDMA update notification */
28610ad9a77SSam Leffler 	void			(*ic_tdma_update)(struct ieee80211_node *,
2872bc3ce77SSam Leffler 				    const struct ieee80211_tdma_param *, int);
28868e8e04eSSam Leffler 	/* node state management */
28938c208f8SSam Leffler 	struct ieee80211_node*	(*ic_node_alloc)(struct ieee80211vap *,
29038c208f8SSam Leffler 				    const uint8_t [IEEE80211_ADDR_LEN]);
29168e8e04eSSam Leffler 	void			(*ic_node_free)(struct ieee80211_node *);
29268e8e04eSSam Leffler 	void			(*ic_node_cleanup)(struct ieee80211_node *);
293b032f27cSSam Leffler 	void			(*ic_node_age)(struct ieee80211_node *);
294b032f27cSSam Leffler 	void			(*ic_node_drain)(struct ieee80211_node *);
29568e8e04eSSam Leffler 	int8_t			(*ic_node_getrssi)(const struct ieee80211_node*);
29668e8e04eSSam Leffler 	void			(*ic_node_getsignal)(const struct ieee80211_node*,
29768e8e04eSSam Leffler 				    int8_t *, int8_t *);
298b032f27cSSam Leffler 	void			(*ic_node_getmimoinfo)(
299b032f27cSSam Leffler 				    const struct ieee80211_node*,
300b032f27cSSam Leffler 				    struct ieee80211_mimo_info *);
30168e8e04eSSam Leffler 	/* scanning support */
30268e8e04eSSam Leffler 	void			(*ic_scan_start)(struct ieee80211com *);
30368e8e04eSSam Leffler 	void			(*ic_scan_end)(struct ieee80211com *);
30468e8e04eSSam Leffler 	void			(*ic_set_channel)(struct ieee80211com *);
305b032f27cSSam Leffler 	void			(*ic_scan_curchan)(struct ieee80211_scan_state *,
30668e8e04eSSam Leffler 				    unsigned long);
307b032f27cSSam Leffler 	void			(*ic_scan_mindwell)(struct ieee80211_scan_state *);
30868e8e04eSSam Leffler 
3098a1b9b6aSSam Leffler 	/*
31068e8e04eSSam Leffler 	 * 802.11n ADDBA support.  A simple/generic implementation
31168e8e04eSSam Leffler 	 * of A-MPDU tx aggregation is provided; the driver may
31268e8e04eSSam Leffler 	 * override these methods to provide their own support.
31368e8e04eSSam Leffler 	 * A-MPDU rx re-ordering happens automatically if the
31468e8e04eSSam Leffler 	 * driver passes out-of-order frames to ieee80211_input
31568e8e04eSSam Leffler 	 * from an assocated HT station.
3168a1b9b6aSSam Leffler 	 */
31776340123SSam Leffler 	int			(*ic_recv_action)(struct ieee80211_node *,
31876340123SSam Leffler 				    const struct ieee80211_frame *,
31968e8e04eSSam Leffler 				    const uint8_t *frm, const uint8_t *efrm);
32068e8e04eSSam Leffler 	int			(*ic_send_action)(struct ieee80211_node *,
32176340123SSam Leffler 				    int category, int action, void *);
322b032f27cSSam Leffler 	/* check if A-MPDU should be enabled this station+ac */
323b032f27cSSam Leffler 	int			(*ic_ampdu_enable)(struct ieee80211_node *,
324b032f27cSSam Leffler 				    struct ieee80211_tx_ampdu *);
32568e8e04eSSam Leffler 	/* start/stop doing A-MPDU tx aggregation for a station */
32668e8e04eSSam Leffler 	int			(*ic_addba_request)(struct ieee80211_node *,
32768e8e04eSSam Leffler 				    struct ieee80211_tx_ampdu *,
32868e8e04eSSam Leffler 				    int dialogtoken, int baparamset,
32968e8e04eSSam Leffler 				    int batimeout);
33068e8e04eSSam Leffler 	int			(*ic_addba_response)(struct ieee80211_node *,
33168e8e04eSSam Leffler 				    struct ieee80211_tx_ampdu *,
33268e8e04eSSam Leffler 				    int status, int baparamset, int batimeout);
33368e8e04eSSam Leffler 	void			(*ic_addba_stop)(struct ieee80211_node *,
33468e8e04eSSam Leffler 				    struct ieee80211_tx_ampdu *);
335a834836dSAdrian Chadd 	void			(*ic_addba_response_timeout)(struct ieee80211_node *,
336a834836dSAdrian Chadd 				    struct ieee80211_tx_ampdu *);
337cc71a422SSam Leffler 	/* BAR response received */
338cc71a422SSam Leffler 	void			(*ic_bar_response)(struct ieee80211_node *,
339cc71a422SSam Leffler 				    struct ieee80211_tx_ampdu *, int status);
34051b5aba2SSam Leffler 	/* start/stop doing A-MPDU rx processing for a station */
34151b5aba2SSam Leffler 	int			(*ic_ampdu_rx_start)(struct ieee80211_node *,
34251b5aba2SSam Leffler 				    struct ieee80211_rx_ampdu *, int baparamset,
34351b5aba2SSam Leffler 				    int batimeout, int baseqctl);
34451b5aba2SSam Leffler 	void			(*ic_ampdu_rx_stop)(struct ieee80211_node *,
34551b5aba2SSam Leffler 				    struct ieee80211_rx_ampdu *);
346b94299c4SAdrian Chadd 
347b94299c4SAdrian Chadd 	/* The channel width has changed (20<->2040) */
348b94299c4SAdrian Chadd 	void			(*ic_update_chw)(struct ieee80211com *);
349b94299c4SAdrian Chadd 
350e1d36f83SRui Paulo 	uint64_t		ic_spare[7];
3511a1e1d21SSam Leffler };
3521a1e1d21SSam Leffler 
353b032f27cSSam Leffler struct ieee80211_aclator;
35410ad9a77SSam Leffler struct ieee80211_tdma_state;
35559aa14a9SRui Paulo struct ieee80211_mesh_state;
35659aa14a9SRui Paulo struct ieee80211_hwmp_state;
357b032f27cSSam Leffler 
358b032f27cSSam Leffler struct ieee80211vap {
359b032f27cSSam Leffler 	struct ifmedia		iv_media;	/* interface media config */
360b032f27cSSam Leffler 	struct ifnet		*iv_ifp;	/* associated device */
361b032f27cSSam Leffler 	struct bpf_if		*iv_rawbpf;	/* packet filter structure */
362b032f27cSSam Leffler 	struct sysctl_ctx_list	*iv_sysctl;	/* dynamic sysctl context */
363b032f27cSSam Leffler 	struct sysctl_oid	*iv_oid;	/* net.wlan.X sysctl oid */
364b032f27cSSam Leffler 
365b032f27cSSam Leffler 	TAILQ_ENTRY(ieee80211vap) iv_next;	/* list of vap instances */
366b032f27cSSam Leffler 	struct ieee80211com	*iv_ic;		/* back ptr to common state */
3671d47c76cSAndriy Voskoboinyk 	/* MAC address: ifp or ic */
3681d47c76cSAndriy Voskoboinyk 	uint8_t			iv_myaddr[IEEE80211_ADDR_LEN];
369b032f27cSSam Leffler 	uint32_t		iv_debug;	/* debug msg flags */
370b032f27cSSam Leffler 	struct ieee80211_stats	iv_stats;	/* statistics */
371b032f27cSSam Leffler 
372b032f27cSSam Leffler 	uint32_t		iv_flags;	/* state flags */
373b032f27cSSam Leffler 	uint32_t		iv_flags_ext;	/* extended state flags */
3742bfc8a91SSam Leffler 	uint32_t		iv_flags_ht;	/* HT state flags */
375b032f27cSSam Leffler 	uint32_t		iv_flags_ven;	/* vendor state flags */
3767a79cebfSGleb Smirnoff 	uint32_t		iv_ifflags;	/* ifnet flags */
377b032f27cSSam Leffler 	uint32_t		iv_caps;	/* capabilities */
378b032f27cSSam Leffler 	uint32_t		iv_htcaps;	/* HT capabilities */
379e1d36f83SRui Paulo 	uint32_t		iv_htextcaps;	/* HT extended capabilities */
380b032f27cSSam Leffler 	enum ieee80211_opmode	iv_opmode;	/* operation mode */
381b032f27cSSam Leffler 	enum ieee80211_state	iv_state;	/* state machine state */
3825efea30fSAndrew Thompson 	enum ieee80211_state	iv_nstate;	/* pending state */
3835efea30fSAndrew Thompson 	int			iv_nstate_arg;	/* pending state arg */
3845efea30fSAndrew Thompson 	struct task		iv_nstate_task;	/* deferred state processing */
3855efea30fSAndrew Thompson 	struct task		iv_swbmiss_task;/* deferred iv_bmiss call */
386b032f27cSSam Leffler 	struct callout		iv_mgtsend;	/* mgmt frame response timer */
387b032f27cSSam Leffler 						/* inactivity timer settings */
388b032f27cSSam Leffler 	int			iv_inact_init;	/* setting for new station */
389b032f27cSSam Leffler 	int			iv_inact_auth;	/* auth but not assoc setting */
390b032f27cSSam Leffler 	int			iv_inact_run;	/* authorized setting */
391b032f27cSSam Leffler 	int			iv_inact_probe;	/* inactive probe time */
392b032f27cSSam Leffler 
393b032f27cSSam Leffler 	int			iv_des_nssid;	/* # desired ssids */
394b032f27cSSam Leffler 	struct ieee80211_scan_ssid iv_des_ssid[1];/* desired ssid table */
395b032f27cSSam Leffler 	uint8_t			iv_des_bssid[IEEE80211_ADDR_LEN];
396b032f27cSSam Leffler 	struct ieee80211_channel *iv_des_chan;	/* desired channel */
397b032f27cSSam Leffler 	uint16_t		iv_des_mode;	/* desired mode */
398b032f27cSSam Leffler 	int			iv_nicknamelen;	/* XXX junk */
399b032f27cSSam Leffler 	uint8_t			iv_nickname[IEEE80211_NWID_LEN];
400b032f27cSSam Leffler 	u_int			iv_bgscanidle;	/* bg scan idle threshold */
401b032f27cSSam Leffler 	u_int			iv_bgscanintvl;	/* bg scan min interval */
402b032f27cSSam Leffler 	u_int			iv_scanvalid;	/* scan cache valid threshold */
403b032f27cSSam Leffler 	u_int			iv_scanreq_duration;
404b032f27cSSam Leffler 	u_int			iv_scanreq_mindwell;
405b032f27cSSam Leffler 	u_int			iv_scanreq_maxdwell;
406b032f27cSSam Leffler 	uint16_t		iv_scanreq_flags;/* held scan request params */
407b032f27cSSam Leffler 	uint8_t			iv_scanreq_nssid;
408b032f27cSSam Leffler 	struct ieee80211_scan_ssid iv_scanreq_ssid[IEEE80211_SCAN_MAX_SSID];
409b032f27cSSam Leffler 	/* sta-mode roaming state */
410b032f27cSSam Leffler 	enum ieee80211_roamingmode iv_roaming;	/* roaming mode */
411b032f27cSSam Leffler 	struct ieee80211_roamparam iv_roamparms[IEEE80211_MODE_MAX];
412b032f27cSSam Leffler 
413b032f27cSSam Leffler 	uint8_t			iv_bmissthreshold;
414b032f27cSSam Leffler 	uint8_t			iv_bmiss_count;	/* current beacon miss count */
415b032f27cSSam Leffler 	int			iv_bmiss_max;	/* max bmiss before scan */
416b032f27cSSam Leffler 	uint16_t		iv_swbmiss_count;/* beacons in last period */
417b032f27cSSam Leffler 	uint16_t		iv_swbmiss_period;/* s/w bmiss period */
418b032f27cSSam Leffler 	struct callout		iv_swbmiss;	/* s/w beacon miss timer */
419b032f27cSSam Leffler 
420b032f27cSSam Leffler 	int			iv_ampdu_rxmax;	/* A-MPDU rx limit (bytes) */
421b032f27cSSam Leffler 	int			iv_ampdu_density;/* A-MPDU density */
422b032f27cSSam Leffler 	int			iv_ampdu_limit;	/* A-MPDU tx limit (bytes) */
423b032f27cSSam Leffler 	int			iv_amsdu_limit;	/* A-MSDU tx limit (bytes) */
424b032f27cSSam Leffler 	u_int			iv_ampdu_mintraffic[WME_NUM_AC];
425b032f27cSSam Leffler 
4260cf00015SAdrian Chadd 	struct ieee80211_beacon_offsets iv_bcn_off;
427b032f27cSSam Leffler 	uint32_t		*iv_aid_bitmap;	/* association id map */
428b032f27cSSam Leffler 	uint16_t		iv_max_aid;
429b032f27cSSam Leffler 	uint16_t		iv_sta_assoc;	/* stations associated */
430b032f27cSSam Leffler 	uint16_t		iv_ps_sta;	/* stations in power save */
431b032f27cSSam Leffler 	uint16_t		iv_ps_pending;	/* ps sta's w/ pending frames */
432b032f27cSSam Leffler 	uint16_t		iv_txseq;	/* mcast xmit seq# space */
433b032f27cSSam Leffler 	uint16_t		iv_tim_len;	/* ic_tim_bitmap size (bytes) */
434b032f27cSSam Leffler 	uint8_t			*iv_tim_bitmap;	/* power-save stations w/ data*/
435b032f27cSSam Leffler 	uint8_t			iv_dtim_period;	/* DTIM period */
436b032f27cSSam Leffler 	uint8_t			iv_dtim_count;	/* DTIM count from last bcn */
437b032f27cSSam Leffler 						/* set/unset aid pwrsav state */
43832b0e64bSAdrian Chadd 	uint8_t			iv_quiet;	/* Quiet Element */
43932b0e64bSAdrian Chadd 	uint8_t			iv_quiet_count;	/* constant count for Quiet Element */
44032b0e64bSAdrian Chadd 	uint8_t			iv_quiet_count_value;	/* variable count for Quiet Element */
44132b0e64bSAdrian Chadd 	uint8_t			iv_quiet_period;	/* period for Quiet Element */
44232b0e64bSAdrian Chadd 	uint16_t		iv_quiet_duration;	/* duration for Quiet Element */
44332b0e64bSAdrian Chadd 	uint16_t		iv_quiet_offset;	/* offset for Quiet Element */
444b032f27cSSam Leffler 	int			iv_csa_count;	/* count for doing CSA */
445b032f27cSSam Leffler 
446b032f27cSSam Leffler 	struct ieee80211_node	*iv_bss;	/* information for this node */
447b032f27cSSam Leffler 	struct ieee80211_txparam iv_txparms[IEEE80211_MODE_MAX];
448b032f27cSSam Leffler 	uint16_t		iv_rtsthreshold;
449b032f27cSSam Leffler 	uint16_t		iv_fragthreshold;
450b032f27cSSam Leffler 	int			iv_inact_timer;	/* inactivity timer wait */
451b032f27cSSam Leffler 	/* application-specified IE's to attach to mgt frames */
452b032f27cSSam Leffler 	struct ieee80211_appie	*iv_appie_beacon;
453b032f27cSSam Leffler 	struct ieee80211_appie	*iv_appie_probereq;
454b032f27cSSam Leffler 	struct ieee80211_appie	*iv_appie_proberesp;
455b032f27cSSam Leffler 	struct ieee80211_appie	*iv_appie_assocreq;
456b032f27cSSam Leffler 	struct ieee80211_appie	*iv_appie_assocresp;
457b032f27cSSam Leffler 	struct ieee80211_appie	*iv_appie_wpa;
458b032f27cSSam Leffler 	uint8_t			*iv_wpa_ie;
459b032f27cSSam Leffler 	uint8_t			*iv_rsn_ie;
460b032f27cSSam Leffler 	uint16_t		iv_max_keyix;	/* max h/w key index */
461b032f27cSSam Leffler 	ieee80211_keyix		iv_def_txkey;	/* default/group tx key index */
462b032f27cSSam Leffler 	struct ieee80211_key	iv_nw_keys[IEEE80211_WEP_NKID];
463b032f27cSSam Leffler 	int			(*iv_key_alloc)(struct ieee80211vap *,
464e6e547d5SSam Leffler 				    struct ieee80211_key *,
465b032f27cSSam Leffler 				    ieee80211_keyix *, ieee80211_keyix *);
466b032f27cSSam Leffler 	int			(*iv_key_delete)(struct ieee80211vap *,
467b032f27cSSam Leffler 				    const struct ieee80211_key *);
468b032f27cSSam Leffler 	int			(*iv_key_set)(struct ieee80211vap *,
469bc813c40SAdrian Chadd 				    const struct ieee80211_key *);
470b032f27cSSam Leffler 	void			(*iv_key_update_begin)(struct ieee80211vap *);
471b032f27cSSam Leffler 	void			(*iv_key_update_end)(struct ieee80211vap *);
472b032f27cSSam Leffler 
473b032f27cSSam Leffler 	const struct ieee80211_authenticator *iv_auth; /* authenticator glue */
474b032f27cSSam Leffler 	void			*iv_ec;		/* private auth state */
475b032f27cSSam Leffler 
476b032f27cSSam Leffler 	const struct ieee80211_aclator *iv_acl;	/* acl glue */
477b032f27cSSam Leffler 	void			*iv_as;		/* private aclator state */
478b032f27cSSam Leffler 
479b6108616SRui Paulo 	const struct ieee80211_ratectl *iv_rate;
480b6108616SRui Paulo 	void			*iv_rs;		/* private ratectl state */
481b6108616SRui Paulo 
48210ad9a77SSam Leffler 	struct ieee80211_tdma_state *iv_tdma;	/* tdma state */
48359aa14a9SRui Paulo 	struct ieee80211_mesh_state *iv_mesh;	/* MBSS state */
48459aa14a9SRui Paulo 	struct ieee80211_hwmp_state *iv_hwmp;	/* HWMP state */
48510ad9a77SSam Leffler 
486b032f27cSSam Leffler 	/* operate-mode detach hook */
487b032f27cSSam Leffler 	void			(*iv_opdetach)(struct ieee80211vap *);
488b032f27cSSam Leffler 	/* receive processing */
489b032f27cSSam Leffler 	int			(*iv_input)(struct ieee80211_node *,
490c79f192cSAdrian Chadd 				    struct mbuf *,
491c79f192cSAdrian Chadd 				    const struct ieee80211_rx_stats *,
492c79f192cSAdrian Chadd 				    int, int);
493b032f27cSSam Leffler 	void			(*iv_recv_mgmt)(struct ieee80211_node *,
494c79f192cSAdrian Chadd 				    struct mbuf *, int,
495c79f192cSAdrian Chadd 				    const struct ieee80211_rx_stats *,
496c79f192cSAdrian Chadd 				    int, int);
49749eae5f7SSam Leffler 	void			(*iv_recv_ctl)(struct ieee80211_node *,
49849eae5f7SSam Leffler 				    struct mbuf *, int);
499b032f27cSSam Leffler 	void			(*iv_deliver_data)(struct ieee80211vap *,
500b032f27cSSam Leffler 				    struct ieee80211_node *, struct mbuf *);
501b032f27cSSam Leffler #if 0
502b032f27cSSam Leffler 	/* send processing */
503b032f27cSSam Leffler 	int			(*iv_send_mgmt)(struct ieee80211_node *,
504b032f27cSSam Leffler 				     int, int);
505b032f27cSSam Leffler #endif
506b032f27cSSam Leffler 	/* beacon miss processing */
507b032f27cSSam Leffler 	void			(*iv_bmiss)(struct ieee80211vap *);
508b032f27cSSam Leffler 	/* reset device state after 802.11 parameter/state change */
509b032f27cSSam Leffler 	int			(*iv_reset)(struct ieee80211vap *, u_long);
510b032f27cSSam Leffler 	/* [schedule] beacon frame update */
511b032f27cSSam Leffler 	void			(*iv_update_beacon)(struct ieee80211vap *, int);
512b032f27cSSam Leffler 	/* power save handling */
513b032f27cSSam Leffler 	void			(*iv_update_ps)(struct ieee80211vap *, int);
514b032f27cSSam Leffler 	int			(*iv_set_tim)(struct ieee80211_node *, int);
515e7f0d7cfSAdrian Chadd 	void			(*iv_node_ps)(struct ieee80211_node *, int);
516e7f0d7cfSAdrian Chadd 	void			(*iv_sta_ps)(struct ieee80211vap *, int);
517e7f0d7cfSAdrian Chadd 	void			(*iv_recv_pspoll)(struct ieee80211_node *,
518e7f0d7cfSAdrian Chadd 				    struct mbuf *);
519e7f0d7cfSAdrian Chadd 
520b032f27cSSam Leffler 	/* state machine processing */
521b032f27cSSam Leffler 	int			(*iv_newstate)(struct ieee80211vap *,
522b032f27cSSam Leffler 				    enum ieee80211_state, int);
523b032f27cSSam Leffler 	/* 802.3 output method for raw frame xmit */
524b032f27cSSam Leffler 	int			(*iv_output)(struct ifnet *, struct mbuf *,
52547e8d432SGleb Smirnoff 				    const struct sockaddr *, struct route *);
526b6108616SRui Paulo 	uint64_t		iv_spare[6];
527b032f27cSSam Leffler };
528b032f27cSSam Leffler MALLOC_DECLARE(M_80211_VAP);
529b032f27cSSam Leffler 
5301a1e1d21SSam Leffler #define	IEEE80211_ADDR_EQ(a1,a2)	(memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0)
5311a1e1d21SSam Leffler #define	IEEE80211_ADDR_COPY(dst,src)	memcpy(dst,src,IEEE80211_ADDR_LEN)
5321a1e1d21SSam Leffler 
533b032f27cSSam Leffler /* ic_flags/iv_flags */
53468e8e04eSSam Leffler #define	IEEE80211_F_TURBOP	0x00000001	/* CONF: ATH Turbo enabled*/
53568e8e04eSSam Leffler #define	IEEE80211_F_COMP	0x00000002	/* CONF: ATH comp enabled */
53668e8e04eSSam Leffler #define	IEEE80211_F_FF		0x00000004	/* CONF: ATH FF enabled */
53768e8e04eSSam Leffler #define	IEEE80211_F_BURST	0x00000008	/* CONF: bursting enabled */
5388a1b9b6aSSam Leffler /* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */
5398a1b9b6aSSam Leffler #define	IEEE80211_F_PRIVACY	0x00000010	/* CONF: privacy enabled */
540c4f040c3SSam Leffler #define	IEEE80211_F_PUREG	0x00000020	/* CONF: 11g w/o 11b sta's */
5418a1b9b6aSSam Leffler #define	IEEE80211_F_SCAN	0x00000080	/* STATUS: scanning */
5428a1b9b6aSSam Leffler #define	IEEE80211_F_ASCAN	0x00000100	/* STATUS: active scan */
5438a1b9b6aSSam Leffler #define	IEEE80211_F_SIBSS	0x00000200	/* STATUS: start IBSS */
5448a1b9b6aSSam Leffler /* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */
5458a1b9b6aSSam Leffler #define	IEEE80211_F_SHSLOT	0x00000400	/* STATUS: use short slot time*/
5468a1b9b6aSSam Leffler #define	IEEE80211_F_PMGTON	0x00000800	/* CONF: Power mgmt enable */
5478a1b9b6aSSam Leffler #define	IEEE80211_F_DESBSSID	0x00001000	/* CONF: des_bssid is set */
5488a1b9b6aSSam Leffler #define	IEEE80211_F_WME		0x00002000	/* CONF: enable WME use */
549f6df3191SSam Leffler #define	IEEE80211_F_BGSCAN	0x00004000	/* CONF: bg scan enabled (???)*/
5508a1b9b6aSSam Leffler #define	IEEE80211_F_SWRETRY	0x00008000	/* CONF: sw tx retry enabled */
5518a1b9b6aSSam Leffler #define IEEE80211_F_TXPOW_FIXED	0x00010000	/* TX Power: fixed rate */
5528a1b9b6aSSam Leffler #define	IEEE80211_F_IBSSON	0x00020000	/* CONF: IBSS creation enable */
5538a1b9b6aSSam Leffler #define	IEEE80211_F_SHPREAMBLE	0x00040000	/* STATUS: use short preamble */
5548a1b9b6aSSam Leffler #define	IEEE80211_F_DATAPAD	0x00080000	/* CONF: do alignment pad */
5552e79ca97SSam Leffler #define	IEEE80211_F_USEPROT	0x00100000	/* STATUS: protection enabled */
5562e79ca97SSam Leffler #define	IEEE80211_F_USEBARKER	0x00200000	/* STATUS: use barker preamble*/
557b032f27cSSam Leffler #define	IEEE80211_F_CSAPENDING	0x00400000	/* STATUS: chan switch pending*/
5588a1b9b6aSSam Leffler #define	IEEE80211_F_WPA1	0x00800000	/* CONF: WPA enabled */
5598a1b9b6aSSam Leffler #define	IEEE80211_F_WPA2	0x01000000	/* CONF: WPA2 enabled */
5608a1b9b6aSSam Leffler #define	IEEE80211_F_WPA		0x01800000	/* CONF: WPA/WPA2 enabled */
5618a1b9b6aSSam Leffler #define	IEEE80211_F_DROPUNENC	0x02000000	/* CONF: drop unencrypted */
5628a1b9b6aSSam Leffler #define	IEEE80211_F_COUNTERM	0x04000000	/* CONF: TKIP countermeasures */
5638a1b9b6aSSam Leffler #define	IEEE80211_F_HIDESSID	0x08000000	/* CONF: hide SSID in beacon */
5648a1b9b6aSSam Leffler #define	IEEE80211_F_NOBRIDGE	0x10000000	/* CONF: dis. internal bridge */
565b032f27cSSam Leffler #define	IEEE80211_F_PCF		0x20000000	/* CONF: PCF enabled */
56668e8e04eSSam Leffler #define	IEEE80211_F_DOTH	0x40000000	/* CONF: 11h enabled */
567b032f27cSSam Leffler #define	IEEE80211_F_DWDS	0x80000000	/* CONF: Dynamic WDS enabled */
56868e8e04eSSam Leffler 
5693d13a955SSam Leffler #define	IEEE80211_F_BITS \
5703d13a955SSam Leffler 	"\20\1TURBOP\2COMP\3FF\4BURST\5PRIVACY\6PUREG\10SCAN\11ASCAN\12SIBSS" \
5713d13a955SSam Leffler 	"\13SHSLOT\14PMGTON\15DESBSSID\16WME\17BGSCAN\20SWRETRY\21TXPOW_FIXED" \
5723d13a955SSam Leffler 	"\22IBSSON\23SHPREAMBLE\24DATAPAD\25USEPROT\26USERBARKER\27CSAPENDING" \
5733d13a955SSam Leffler 	"\30WPA1\31WPA2\32DROPUNENC\33COUNTERM\34HIDESSID\35NOBRIDG\36PCF" \
5743d13a955SSam Leffler 	"\37DOTH\40DWDS"
5753d13a955SSam Leffler 
57668e8e04eSSam Leffler /* Atheros protocol-specific flags */
57768e8e04eSSam Leffler #define	IEEE80211_F_ATHEROS \
57868e8e04eSSam Leffler 	(IEEE80211_F_FF | IEEE80211_F_COMP | IEEE80211_F_TURBOP)
57968e8e04eSSam Leffler /* Check if an Atheros capability was negotiated for use */
580b032f27cSSam Leffler #define	IEEE80211_ATH_CAP(vap, ni, bit) \
581b032f27cSSam Leffler 	((vap)->iv_flags & (ni)->ni_ath_flags & (bit))
5821a1e1d21SSam Leffler 
583b032f27cSSam Leffler /* ic_flags_ext/iv_flags_ext */
584c066143cSSam Leffler #define	IEEE80211_FEXT_INACT	 0x00000002	/* CONF: sta inact handling */
585b032f27cSSam Leffler #define	IEEE80211_FEXT_SCANWAIT	 0x00000004	/* STATUS: awaiting scan */
586f6df3191SSam Leffler /* 0x00000006 reserved */
58768e8e04eSSam Leffler #define	IEEE80211_FEXT_BGSCAN	 0x00000008	/* STATUS: complete bgscan */
588b032f27cSSam Leffler #define	IEEE80211_FEXT_WPS	 0x00000010	/* CONF: WPS enabled */
589b032f27cSSam Leffler #define	IEEE80211_FEXT_TSN 	 0x00000020	/* CONF: TSN enabled */
590b032f27cSSam Leffler #define	IEEE80211_FEXT_SCANREQ	 0x00000040	/* STATUS: scan req params */
5916076cbacSSam Leffler #define	IEEE80211_FEXT_RESUME	 0x00000080	/* STATUS: start on resume */
592f2a6a13cSSam Leffler #define	IEEE80211_FEXT_4ADDR	 0x00000100	/* CONF: apply 4-addr encap */
593b105a069SSam Leffler #define	IEEE80211_FEXT_NONERP_PR 0x00000200	/* STATUS: non-ERP sta present*/
594e99662a6SSam Leffler #define	IEEE80211_FEXT_SWBMISS	 0x00000400	/* CONF: do bmiss in s/w */
595f7eb979aSSam Leffler #define	IEEE80211_FEXT_DFS	 0x00000800	/* CONF: DFS enabled */
596b032f27cSSam Leffler #define	IEEE80211_FEXT_DOTD	 0x00001000	/* CONF: 11d enabled */
5975efea30fSAndrew Thompson #define	IEEE80211_FEXT_STATEWAIT 0x00002000	/* STATUS: awaiting state chg */
5985efea30fSAndrew Thompson #define	IEEE80211_FEXT_REINIT	 0x00004000	/* STATUS: INIT state first */
5995463c4a4SSam Leffler #define	IEEE80211_FEXT_BPF	 0x00008000	/* STATUS: BPF tap present */
600b032f27cSSam Leffler /* NB: immutable: should be set only when creating a vap */
601b032f27cSSam Leffler #define	IEEE80211_FEXT_WDSLEGACY 0x00010000	/* CONF: legacy WDS operation */
602097131ffSSam Leffler #define	IEEE80211_FEXT_PROBECHAN 0x00020000	/* CONF: probe passive channel*/
60383fcb812SAndrew Thompson #define	IEEE80211_FEXT_UNIQMAC	 0x00040000	/* CONF: user or computed mac */
60484c7170eSAdrian Chadd #define	IEEE80211_FEXT_SCAN_OFFLOAD	0x00080000	/* CONF: scan is fully offloaded */
605f6df3191SSam Leffler 
6063d13a955SSam Leffler #define	IEEE80211_FEXT_BITS \
6072bfc8a91SSam Leffler 	"\20\2INACT\3SCANWAIT\4BGSCAN\5WPS\6TSN\7SCANREQ\10RESUME" \
6085efea30fSAndrew Thompson 	"\0114ADDR\12NONEPR_PR\13SWBMISS\14DFS\15DOTD\16STATEWAIT\17REINIT" \
60984c7170eSAdrian Chadd 	"\20BPF\21WDSLEGACY\22PROBECHAN\23UNIQMAC\24SCAN_OFFLOAD"
6102bfc8a91SSam Leffler 
6112bfc8a91SSam Leffler /* ic_flags_ht/iv_flags_ht */
6122bfc8a91SSam Leffler #define	IEEE80211_FHT_NONHT_PR	 0x00000001	/* STATUS: non-HT sta present */
6132bfc8a91SSam Leffler #define	IEEE80211_FHT_GF  	 0x00040000	/* CONF: Greenfield enabled */
6142bfc8a91SSam Leffler #define	IEEE80211_FHT_HT	 0x00080000	/* CONF: HT supported */
6152bfc8a91SSam Leffler #define	IEEE80211_FHT_AMPDU_TX	 0x00100000	/* CONF: A-MPDU tx supported */
6162bfc8a91SSam Leffler #define	IEEE80211_FHT_AMPDU_RX	 0x00200000	/* CONF: A-MPDU rx supported */
6172bfc8a91SSam Leffler #define	IEEE80211_FHT_AMSDU_TX	 0x00400000	/* CONF: A-MSDU tx supported */
6182bfc8a91SSam Leffler #define	IEEE80211_FHT_AMSDU_RX	 0x00800000	/* CONF: A-MSDU rx supported */
6192bfc8a91SSam Leffler #define	IEEE80211_FHT_USEHT40	 0x01000000	/* CONF: 20/40 use enabled */
6202bfc8a91SSam Leffler #define	IEEE80211_FHT_PUREN	 0x02000000	/* CONF: 11n w/o legacy sta's */
6212bfc8a91SSam Leffler #define	IEEE80211_FHT_SHORTGI20	 0x04000000	/* CONF: short GI in HT20 */
6222bfc8a91SSam Leffler #define	IEEE80211_FHT_SHORTGI40	 0x08000000	/* CONF: short GI in HT40 */
6232bfc8a91SSam Leffler #define	IEEE80211_FHT_HTCOMPAT 	 0x10000000	/* CONF: HT vendor OUI's */
6242bfc8a91SSam Leffler #define	IEEE80211_FHT_RIFS  	 0x20000000	/* CONF: RIFS enabled */
6252bfc8a91SSam Leffler #define	IEEE80211_FHT_STBC_TX 	 0x40000000	/* CONF: STBC tx enabled */
6262bfc8a91SSam Leffler #define	IEEE80211_FHT_STBC_RX 	 0x80000000	/* CONF: STBC rx enabled */
6272bfc8a91SSam Leffler 
6282bfc8a91SSam Leffler #define	IEEE80211_FHT_BITS \
6292bfc8a91SSam Leffler 	"\20\1NONHT_PR" \
630ddea9b62SBernhard Schmidt 	"\23GF\24HT\25AMPDU_TX\26AMPDU_TX" \
6315c0aa618SSam Leffler 	"\27AMSDU_TX\30AMSDU_RX\31USEHT40\32PUREN\33SHORTGI20\34SHORTGI40" \
6325c0aa618SSam Leffler 	"\35HTCOMPAT\36RIFS\37STBC_TX\40STBC_RX"
6333d13a955SSam Leffler 
6343d13a955SSam Leffler #define	IEEE80211_FVEN_BITS	"\20"
6353d13a955SSam Leffler 
636c8f5794eSGleb Smirnoff int	ic_printf(struct ieee80211com *, const char *, ...) __printflike(2, 3);
6377a79cebfSGleb Smirnoff void	ieee80211_ifattach(struct ieee80211com *);
6388a1b9b6aSSam Leffler void	ieee80211_ifdetach(struct ieee80211com *);
639b032f27cSSam Leffler int	ieee80211_vap_setup(struct ieee80211com *, struct ieee80211vap *,
640fcd9500fSBernhard Schmidt 		const char name[IFNAMSIZ], int unit,
641fcd9500fSBernhard Schmidt 		enum ieee80211_opmode opmode, int flags,
6427a79cebfSGleb Smirnoff 		const uint8_t bssid[IEEE80211_ADDR_LEN]);
643ba2c1fbcSAdrian Chadd int	ieee80211_vap_attach(struct ieee80211vap *,
6447a79cebfSGleb Smirnoff 		ifm_change_cb_t, ifm_stat_cb_t,
6457a79cebfSGleb Smirnoff 		const uint8_t macaddr[IEEE80211_ADDR_LEN]);
646b032f27cSSam Leffler void	ieee80211_vap_detach(struct ieee80211vap *);
64768e8e04eSSam Leffler const struct ieee80211_rateset *ieee80211_get_suprates(struct ieee80211com *ic,
64841b3c790SSam Leffler 		const struct ieee80211_channel *);
6498a1b9b6aSSam Leffler void	ieee80211_announce(struct ieee80211com *);
65068e8e04eSSam Leffler void	ieee80211_announce_channels(struct ieee80211com *);
651b032f27cSSam Leffler void	ieee80211_drain(struct ieee80211com *);
6527a79cebfSGleb Smirnoff void	ieee80211_chan_init(struct ieee80211com *);
65368e8e04eSSam Leffler struct ieee80211com *ieee80211_find_vap(const uint8_t mac[IEEE80211_ADDR_LEN]);
6547a79cebfSGleb Smirnoff struct ieee80211com *ieee80211_find_com(const char *name);
6557cde0202SAndriy Voskoboinyk typedef void ieee80211_com_iter_func(void *, struct ieee80211com *);
6567cde0202SAndriy Voskoboinyk void	ieee80211_iterate_coms(ieee80211_com_iter_func *, void *);
6571a1e1d21SSam Leffler int	ieee80211_media_change(struct ifnet *);
6581a1e1d21SSam Leffler void	ieee80211_media_status(struct ifnet *, struct ifmediareq *);
659b032f27cSSam Leffler int	ieee80211_ioctl(struct ifnet *, u_long, caddr_t);
6601a1e1d21SSam Leffler int	ieee80211_rate2media(struct ieee80211com *, int,
6611a1e1d21SSam Leffler 		enum ieee80211_phymode);
6621a1e1d21SSam Leffler int	ieee80211_media2rate(int);
6636f322b78SSam Leffler int	ieee80211_mhz2ieee(u_int, u_int);
66468e8e04eSSam Leffler int	ieee80211_chan2ieee(struct ieee80211com *,
66541b3c790SSam Leffler 		const struct ieee80211_channel *);
66668e8e04eSSam Leffler u_int	ieee80211_ieee2mhz(u_int, u_int);
667355fec48SAndriy Voskoboinyk int	ieee80211_add_channel(struct ieee80211_channel[], int, int *,
668355fec48SAndriy Voskoboinyk 	    uint8_t, uint16_t, int8_t, uint32_t, const uint8_t[]);
669355fec48SAndriy Voskoboinyk int	ieee80211_add_channel_ht40(struct ieee80211_channel[], int, int *,
670355fec48SAndriy Voskoboinyk 	    uint8_t, int8_t, uint32_t);
671*4774b999SAdrian Chadd uint32_t ieee80211_get_channel_center_freq(const struct ieee80211_channel *);
672*4774b999SAdrian Chadd uint32_t ieee80211_get_channel_center_freq1(const struct ieee80211_channel *);
673*4774b999SAdrian Chadd uint32_t ieee80211_get_channel_center_freq2(const struct ieee80211_channel *);
674355fec48SAndriy Voskoboinyk int	ieee80211_add_channel_list_2ghz(struct ieee80211_channel[], int, int *,
675355fec48SAndriy Voskoboinyk 	    const uint8_t[], int, const uint8_t[], int);
676355fec48SAndriy Voskoboinyk int	ieee80211_add_channel_list_5ghz(struct ieee80211_channel[], int, int *,
677355fec48SAndriy Voskoboinyk 	    const uint8_t[], int, const uint8_t[], int);
67868e8e04eSSam Leffler struct ieee80211_channel *ieee80211_find_channel(struct ieee80211com *,
67968e8e04eSSam Leffler 		int freq, int flags);
680a557c018SSam Leffler struct ieee80211_channel *ieee80211_find_channel_byieee(struct ieee80211com *,
681a557c018SSam Leffler 		int ieee, int flags);
682c79f192cSAdrian Chadd struct ieee80211_channel *ieee80211_lookup_channel_rxstatus(struct ieee80211vap *,
683c79f192cSAdrian Chadd 		const struct ieee80211_rx_stats *);
68468e8e04eSSam Leffler int	ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode);
68568e8e04eSSam Leffler enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *);
6865b16c28cSSam Leffler uint32_t ieee80211_mac_hash(const struct ieee80211com *,
6875b16c28cSSam Leffler 		const uint8_t addr[IEEE80211_ADDR_LEN]);
688a1cbd043SAdrian Chadd char	ieee80211_channel_type_char(const struct ieee80211_channel *c);
6891a1e1d21SSam Leffler 
690*4774b999SAdrian Chadd #define	ieee80211_get_current_channel(_ic)	((_ic)->ic_curchan)
691*4774b999SAdrian Chadd #define	ieee80211_get_home_channel(_ic)		((_ic)->ic_bsschan)
692*4774b999SAdrian Chadd #define	ieee80211_get_vap_desired_channel(_iv)	((_iv)->iv_des_chan)
693*4774b999SAdrian Chadd 
6945463c4a4SSam Leffler void	ieee80211_radiotap_attach(struct ieee80211com *,
6955463c4a4SSam Leffler 	    struct ieee80211_radiotap_header *th, int tlen,
6965463c4a4SSam Leffler 		uint32_t tx_radiotap,
6975463c4a4SSam Leffler 	    struct ieee80211_radiotap_header *rh, int rlen,
6985463c4a4SSam Leffler 		uint32_t rx_radiotap);
6998a3860d5SAdrian Chadd void	ieee80211_radiotap_attachv(struct ieee80211com *,
7008a3860d5SAdrian Chadd 	    struct ieee80211_radiotap_header *th,
7018a3860d5SAdrian Chadd 	    int tlen, int n_tx_v, uint32_t tx_radiotap,
7028a3860d5SAdrian Chadd 	    struct ieee80211_radiotap_header *rh,
7038a3860d5SAdrian Chadd 	    int rlen, int n_rx_v, uint32_t rx_radiotap);
7045463c4a4SSam Leffler void	ieee80211_radiotap_detach(struct ieee80211com *);
7055463c4a4SSam Leffler void	ieee80211_radiotap_vattach(struct ieee80211vap *);
7065463c4a4SSam Leffler void	ieee80211_radiotap_vdetach(struct ieee80211vap *);
7075463c4a4SSam Leffler void	ieee80211_radiotap_chan_change(struct ieee80211com *);
7085463c4a4SSam Leffler void	ieee80211_radiotap_tx(struct ieee80211vap *, struct mbuf *);
7095463c4a4SSam Leffler void	ieee80211_radiotap_rx(struct ieee80211vap *, struct mbuf *);
7105463c4a4SSam Leffler void	ieee80211_radiotap_rx_all(struct ieee80211com *, struct mbuf *);
7115463c4a4SSam Leffler 
7125463c4a4SSam Leffler static __inline int
7135463c4a4SSam Leffler ieee80211_radiotap_active(const struct ieee80211com *ic)
7145463c4a4SSam Leffler {
7155463c4a4SSam Leffler 	return (ic->ic_flags_ext & IEEE80211_FEXT_BPF) != 0;
7165463c4a4SSam Leffler }
7175463c4a4SSam Leffler 
7185463c4a4SSam Leffler static __inline int
7195463c4a4SSam Leffler ieee80211_radiotap_active_vap(const struct ieee80211vap *vap)
7205463c4a4SSam Leffler {
721e1cfcbcbSSam Leffler 	return (vap->iv_flags_ext & IEEE80211_FEXT_BPF) ||
722e1cfcbcbSSam Leffler 	    vap->iv_ic->ic_montaps != 0;
7235463c4a4SSam Leffler }
7245463c4a4SSam Leffler 
7258a1b9b6aSSam Leffler /*
7265efea30fSAndrew Thompson  * Enqueue a task on the state thread.
7275efea30fSAndrew Thompson  */
7285efea30fSAndrew Thompson static __inline void
7295efea30fSAndrew Thompson ieee80211_runtask(struct ieee80211com *ic, struct task *task)
7305efea30fSAndrew Thompson {
7315efea30fSAndrew Thompson 	taskqueue_enqueue(ic->ic_tq, task);
7325efea30fSAndrew Thompson }
7335efea30fSAndrew Thompson 
7345efea30fSAndrew Thompson /*
7355efea30fSAndrew Thompson  * Wait for a queued task to complete.
7365efea30fSAndrew Thompson  */
7375efea30fSAndrew Thompson static __inline void
7385efea30fSAndrew Thompson ieee80211_draintask(struct ieee80211com *ic, struct task *task)
7395efea30fSAndrew Thompson {
7405efea30fSAndrew Thompson 	taskqueue_drain(ic->ic_tq, task);
7415efea30fSAndrew Thompson }
7425efea30fSAndrew Thompson 
7435efea30fSAndrew Thompson /*
7448a1b9b6aSSam Leffler  * Key update synchronization methods.  XXX should not be visible.
7458a1b9b6aSSam Leffler  */
7468a1b9b6aSSam Leffler static __inline void
747b032f27cSSam Leffler ieee80211_key_update_begin(struct ieee80211vap *vap)
7488a1b9b6aSSam Leffler {
749b032f27cSSam Leffler 	vap->iv_key_update_begin(vap);
7508a1b9b6aSSam Leffler }
7518a1b9b6aSSam Leffler static __inline void
752b032f27cSSam Leffler ieee80211_key_update_end(struct ieee80211vap *vap)
7538a1b9b6aSSam Leffler {
754b032f27cSSam Leffler 	vap->iv_key_update_end(vap);
7558a1b9b6aSSam Leffler }
7568a1b9b6aSSam Leffler 
757dfefa312SSam Leffler /*
758dfefa312SSam Leffler  * XXX these need to be here for IEEE80211_F_DATAPAD
759dfefa312SSam Leffler  */
760dfefa312SSam Leffler 
761dfefa312SSam Leffler /*
762dfefa312SSam Leffler  * Return the space occupied by the 802.11 header and any
763dfefa312SSam Leffler  * padding required by the driver.  This works for a
764dfefa312SSam Leffler  * management or data frame.
765dfefa312SSam Leffler  */
766dfefa312SSam Leffler static __inline int
767dfefa312SSam Leffler ieee80211_hdrspace(struct ieee80211com *ic, const void *data)
768dfefa312SSam Leffler {
769dfefa312SSam Leffler 	int size = ieee80211_hdrsize(data);
770dfefa312SSam Leffler 	if (ic->ic_flags & IEEE80211_F_DATAPAD)
77168e8e04eSSam Leffler 		size = roundup(size, sizeof(uint32_t));
772dfefa312SSam Leffler 	return size;
773dfefa312SSam Leffler }
774dfefa312SSam Leffler 
775dfefa312SSam Leffler /*
776dfefa312SSam Leffler  * Like ieee80211_hdrspace, but handles any type of frame.
777dfefa312SSam Leffler  */
778dfefa312SSam Leffler static __inline int
779dfefa312SSam Leffler ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data)
780dfefa312SSam Leffler {
781dfefa312SSam Leffler 	int size = ieee80211_anyhdrsize(data);
782dfefa312SSam Leffler 	if (ic->ic_flags & IEEE80211_F_DATAPAD)
78368e8e04eSSam Leffler 		size = roundup(size, sizeof(uint32_t));
784dfefa312SSam Leffler 	return size;
785dfefa312SSam Leffler }
786dfefa312SSam Leffler 
787b105a069SSam Leffler /*
788b032f27cSSam Leffler  * Notify a vap that beacon state has been updated.
789b105a069SSam Leffler  */
790b105a069SSam Leffler static __inline void
791b032f27cSSam Leffler ieee80211_beacon_notify(struct ieee80211vap *vap, int what)
792b105a069SSam Leffler {
793b032f27cSSam Leffler 	if (vap->iv_state == IEEE80211_S_RUN)
794b032f27cSSam Leffler 		vap->iv_update_beacon(vap, what);
795b032f27cSSam Leffler }
796b032f27cSSam Leffler 
797b032f27cSSam Leffler /*
798b032f27cSSam Leffler  * Calculate HT channel promotion flags for a channel.
7992bfc8a91SSam Leffler  * XXX belongs in ieee80211_ht.h but needs IEEE80211_FHT_*
800b032f27cSSam Leffler  */
801b032f27cSSam Leffler static __inline int
802b032f27cSSam Leffler ieee80211_htchanflags(const struct ieee80211_channel *c)
803b032f27cSSam Leffler {
804b032f27cSSam Leffler 	return IEEE80211_IS_CHAN_HT40(c) ?
8052bfc8a91SSam Leffler 	    IEEE80211_FHT_HT | IEEE80211_FHT_USEHT40 :
8062bfc8a91SSam Leffler 	    IEEE80211_IS_CHAN_HT(c) ?  IEEE80211_FHT_HT : 0;
807b105a069SSam Leffler }
808b105a069SSam Leffler 
8091b6167d2SSam Leffler /*
810ebe15a7bSAdrian Chadd  * Fetch the current TX power (cap) for the given node.
811ebe15a7bSAdrian Chadd  *
812ebe15a7bSAdrian Chadd  * This includes the node and ic/vap TX power limit as needed,
813ebe15a7bSAdrian Chadd  * but it doesn't take into account any per-rate limit.
814ebe15a7bSAdrian Chadd  */
815ebe15a7bSAdrian Chadd static __inline uint16_t
816ebe15a7bSAdrian Chadd ieee80211_get_node_txpower(struct ieee80211_node *ni)
817ebe15a7bSAdrian Chadd {
818ebe15a7bSAdrian Chadd 	struct ieee80211com *ic = ni->ni_ic;
819ebe15a7bSAdrian Chadd 	uint16_t txpower;
820ebe15a7bSAdrian Chadd 
821ebe15a7bSAdrian Chadd 	txpower = ni->ni_txpower;
822ebe15a7bSAdrian Chadd 	txpower = MIN(txpower, ic->ic_txpowlimit);
823ebe15a7bSAdrian Chadd 	if (ic->ic_curchan != NULL) {
824ebe15a7bSAdrian Chadd 		txpower = MIN(txpower, 2 * ic->ic_curchan->ic_maxregpower);
825ebe15a7bSAdrian Chadd 		txpower = MIN(txpower, ic->ic_curchan->ic_maxpower);
826ebe15a7bSAdrian Chadd 	}
827ebe15a7bSAdrian Chadd 
828ebe15a7bSAdrian Chadd 	return (txpower);
829ebe15a7bSAdrian Chadd }
830ebe15a7bSAdrian Chadd 
831ebe15a7bSAdrian Chadd /*
8321b6167d2SSam Leffler  * Debugging facilities compiled in when IEEE80211_DEBUG is defined.
8331b6167d2SSam Leffler  *
8341b6167d2SSam Leffler  * The intent is that any problem in the net80211 layer can be
8351b6167d2SSam Leffler  * diagnosed by inspecting the statistics (dumped by the wlanstats
8361b6167d2SSam Leffler  * program) and/or the msgs generated by net80211.  Messages are
8371b6167d2SSam Leffler  * broken into functional classes and can be controlled with the
8381b6167d2SSam Leffler  * wlandebug program.  Certain of these msg groups are for facilities
83959aa14a9SRui Paulo  * that are no longer part of net80211 (e.g. IEEE80211_MSG_DOT1XSM).
8401b6167d2SSam Leffler  */
84168e8e04eSSam Leffler #define	IEEE80211_MSG_11N	0x80000000	/* 11n mode debug */
8428a1b9b6aSSam Leffler #define	IEEE80211_MSG_DEBUG	0x40000000	/* IFF_DEBUG equivalent */
8438a1b9b6aSSam Leffler #define	IEEE80211_MSG_DUMPPKTS	0x20000000	/* IFF_LINK2 equivalant */
8448a1b9b6aSSam Leffler #define	IEEE80211_MSG_CRYPTO	0x10000000	/* crypto work */
8458a1b9b6aSSam Leffler #define	IEEE80211_MSG_INPUT	0x08000000	/* input handling */
8468a1b9b6aSSam Leffler #define	IEEE80211_MSG_XRATE	0x04000000	/* rate set handling */
8478a1b9b6aSSam Leffler #define	IEEE80211_MSG_ELEMID	0x02000000	/* element id parsing */
8488a1b9b6aSSam Leffler #define	IEEE80211_MSG_NODE	0x01000000	/* node handling */
8498a1b9b6aSSam Leffler #define	IEEE80211_MSG_ASSOC	0x00800000	/* association handling */
8508a1b9b6aSSam Leffler #define	IEEE80211_MSG_AUTH	0x00400000	/* authentication handling */
8518a1b9b6aSSam Leffler #define	IEEE80211_MSG_SCAN	0x00200000	/* scanning */
8528a1b9b6aSSam Leffler #define	IEEE80211_MSG_OUTPUT	0x00100000	/* output handling */
8538a1b9b6aSSam Leffler #define	IEEE80211_MSG_STATE	0x00080000	/* state machine */
8548a1b9b6aSSam Leffler #define	IEEE80211_MSG_POWER	0x00040000	/* power save handling */
85559aa14a9SRui Paulo #define	IEEE80211_MSG_HWMP	0x00020000	/* hybrid mesh protocol */
8568a1b9b6aSSam Leffler #define	IEEE80211_MSG_DOT1XSM	0x00010000	/* 802.1x state machine */
8578a1b9b6aSSam Leffler #define	IEEE80211_MSG_RADIUS	0x00008000	/* 802.1x radius client */
8588a1b9b6aSSam Leffler #define	IEEE80211_MSG_RADDUMP	0x00004000	/* dump 802.1x radius packets */
8598407aa14SRui Paulo #define	IEEE80211_MSG_MESH	0x00002000	/* mesh networking */
8608a1b9b6aSSam Leffler #define	IEEE80211_MSG_WPA	0x00001000	/* WPA/RSN protocol */
8618a1b9b6aSSam Leffler #define	IEEE80211_MSG_ACL	0x00000800	/* ACL handling */
8628a1b9b6aSSam Leffler #define	IEEE80211_MSG_WME	0x00000400	/* WME protocol */
863f6df3191SSam Leffler #define	IEEE80211_MSG_SUPERG	0x00000200	/* Atheros SuperG protocol */
864f6df3191SSam Leffler #define	IEEE80211_MSG_DOTH	0x00000100	/* 802.11h support */
865f6df3191SSam Leffler #define	IEEE80211_MSG_INACT	0x00000080	/* inactivity handling */
866f6df3191SSam Leffler #define	IEEE80211_MSG_ROAM	0x00000040	/* sta-mode roaming */
867344a9e8cSSam Leffler #define	IEEE80211_MSG_RATECTL	0x00000020	/* tx rate control */
86868e8e04eSSam Leffler #define	IEEE80211_MSG_ACTION	0x00000010	/* action frame handling */
8691b6167d2SSam Leffler #define	IEEE80211_MSG_WDS	0x00000008	/* WDS handling */
8701b6167d2SSam Leffler #define	IEEE80211_MSG_IOCTL	0x00000004	/* ioctl handling */
87110ad9a77SSam Leffler #define	IEEE80211_MSG_TDMA	0x00000002	/* TDMA handling */
8728a1b9b6aSSam Leffler 
8738a1b9b6aSSam Leffler #define	IEEE80211_MSG_ANY	0xffffffff	/* anything */
8748a1b9b6aSSam Leffler 
8753d13a955SSam Leffler #define	IEEE80211_MSG_BITS \
8765b610573SSam Leffler 	"\20\2TDMA\3IOCTL\4WDS\5ACTION\6RATECTL\7ROAM\10INACT\11DOTH\12SUPERG" \
87759aa14a9SRui Paulo 	"\13WME\14ACL\15WPA\16RADKEYS\17RADDUMP\20RADIUS\21DOT1XSM\22HWMP" \
8785b610573SSam Leffler 	"\23POWER\24STATE\25OUTPUT\26SCAN\27AUTH\30ASSOC\31NODE\32ELEMID" \
879965c2303SSam Leffler 	"\33XRATE\34INPUT\35CRYPTO\36DUPMPKTS\37DEBUG\04011N"
8803d13a955SSam Leffler 
8811a1e1d21SSam Leffler #ifdef IEEE80211_DEBUG
882b032f27cSSam Leffler #define	ieee80211_msg(_vap, _m)	((_vap)->iv_debug & (_m))
883b032f27cSSam Leffler #define	IEEE80211_DPRINTF(_vap, _m, _fmt, ...) do {			\
884b032f27cSSam Leffler 	if (ieee80211_msg(_vap, _m))					\
885b032f27cSSam Leffler 		ieee80211_note(_vap, _fmt, __VA_ARGS__);		\
8868a1b9b6aSSam Leffler } while (0)
887b032f27cSSam Leffler #define	IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...) do {			\
888b032f27cSSam Leffler 	if (ieee80211_msg(_vap, _m))					\
889b032f27cSSam Leffler 		ieee80211_note_mac(_vap, (_ni)->ni_macaddr, _fmt, __VA_ARGS__);\
890f6df3191SSam Leffler } while (0)
891b032f27cSSam Leffler #define	IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...) do {		\
892b032f27cSSam Leffler 	if (ieee80211_msg(_vap, _m))					\
893b032f27cSSam Leffler 		ieee80211_note_mac(_vap, _mac, _fmt, __VA_ARGS__);	\
894f6df3191SSam Leffler } while (0)
895b032f27cSSam Leffler #define	IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...) do {		\
896b032f27cSSam Leffler 	if (ieee80211_msg(_vap, _m))					\
897b032f27cSSam Leffler 		ieee80211_note_frame(_vap, _wh, _fmt, __VA_ARGS__);	\
898f6df3191SSam Leffler } while (0)
899d2bc4bf6SRui Paulo void	ieee80211_note(const struct ieee80211vap *, const char *, ...);
900d2bc4bf6SRui Paulo void	ieee80211_note_mac(const struct ieee80211vap *,
901b032f27cSSam Leffler 		const uint8_t mac[IEEE80211_ADDR_LEN], const char *, ...);
902d2bc4bf6SRui Paulo void	ieee80211_note_frame(const struct ieee80211vap *,
903b032f27cSSam Leffler 		const struct ieee80211_frame *, const char *, ...);
904b032f27cSSam Leffler #define	ieee80211_msg_debug(_vap) \
905b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_DEBUG)
906b032f27cSSam Leffler #define	ieee80211_msg_dumppkts(_vap) \
907b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_DUMPPKTS)
908b032f27cSSam Leffler #define	ieee80211_msg_input(_vap) \
909b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_INPUT)
910b032f27cSSam Leffler #define	ieee80211_msg_radius(_vap) \
911b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_RADIUS)
912b032f27cSSam Leffler #define	ieee80211_msg_dumpradius(_vap) \
913b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_RADDUMP)
914b032f27cSSam Leffler #define	ieee80211_msg_dumpradkeys(_vap) \
915b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_RADKEYS)
916b032f27cSSam Leffler #define	ieee80211_msg_scan(_vap) \
917b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_SCAN)
918b032f27cSSam Leffler #define	ieee80211_msg_assoc(_vap) \
919b032f27cSSam Leffler 	((_vap)->iv_debug & IEEE80211_MSG_ASSOC)
920a000d7c2SSam Leffler 
921a000d7c2SSam Leffler /*
922a000d7c2SSam Leffler  * Emit a debug message about discarding a frame or information
923a000d7c2SSam Leffler  * element.  One format is for extracting the mac address from
924a000d7c2SSam Leffler  * the frame header; the other is for when a header is not
925a000d7c2SSam Leffler  * available or otherwise appropriate.
926a000d7c2SSam Leffler  */
927b032f27cSSam Leffler #define	IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...) do {		\
928b032f27cSSam Leffler 	if ((_vap)->iv_debug & (_m))					\
929b032f27cSSam Leffler 		ieee80211_discard_frame(_vap, _wh, _type, _fmt, __VA_ARGS__);\
930a000d7c2SSam Leffler } while (0)
931b032f27cSSam Leffler #define	IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...) do {	\
932b032f27cSSam Leffler 	if ((_vap)->iv_debug & (_m))					\
933b032f27cSSam Leffler 		ieee80211_discard_ie(_vap, _wh, _type, _fmt, __VA_ARGS__);\
934a000d7c2SSam Leffler } while (0)
935b032f27cSSam Leffler #define	IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...) do {	\
936b032f27cSSam Leffler 	if ((_vap)->iv_debug & (_m))					\
937b032f27cSSam Leffler 		ieee80211_discard_mac(_vap, _mac, _type, _fmt, __VA_ARGS__);\
938a000d7c2SSam Leffler } while (0)
939a000d7c2SSam Leffler 
940d2bc4bf6SRui Paulo void ieee80211_discard_frame(const struct ieee80211vap *,
941a000d7c2SSam Leffler 	const struct ieee80211_frame *, const char *type, const char *fmt, ...);
942d2bc4bf6SRui Paulo void ieee80211_discard_ie(const struct ieee80211vap *,
943a000d7c2SSam Leffler 	const struct ieee80211_frame *, const char *type, const char *fmt, ...);
944d2bc4bf6SRui Paulo void ieee80211_discard_mac(const struct ieee80211vap *,
94568e8e04eSSam Leffler 	const uint8_t mac[IEEE80211_ADDR_LEN], const char *type,
946a000d7c2SSam Leffler 	const char *fmt, ...);
9471a1e1d21SSam Leffler #else
948b032f27cSSam Leffler #define	IEEE80211_DPRINTF(_vap, _m, _fmt, ...)
949b032f27cSSam Leffler #define	IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...)
950b032f27cSSam Leffler #define	IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...)
951b032f27cSSam Leffler #define	IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...)
952b032f27cSSam Leffler #define	ieee80211_msg_dumppkts(_vap)	0
953b032f27cSSam Leffler #define	ieee80211_msg(_vap, _m)		0
954a000d7c2SSam Leffler 
955b032f27cSSam Leffler #define	IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...)
956b032f27cSSam Leffler #define	IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...)
957b032f27cSSam Leffler #define	IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...)
9581a1e1d21SSam Leffler #endif
9591a1e1d21SSam Leffler 
9601a1e1d21SSam Leffler #endif /* _NET80211_IEEE80211_VAR_H_ */
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