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/*-
* Copyright (c) 2001 Atsushi Onoe
* Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/net80211/ieee80211_var.h 234753 2012-04-28 09:15:01Z dim $
*/
#ifndef _NET80211_IEEE80211_VAR_H_
#define _NET80211_IEEE80211_VAR_H_
/*
* Definitions for IEEE 802.11 drivers.
*/
/* NB: portability glue must go first */
#if defined(__NetBSD__)
#include <net80211/ieee80211_netbsd.h>
#elif defined(__FreeBSD__)
#include <net80211/ieee80211_freebsd.h>
#elif defined(__linux__)
#include <net80211/ieee80211_linux.h>
#else
#error "No support for your operating system!"
#endif
#include <net80211/_ieee80211.h>
#include <net80211/ieee80211.h>
#include <net80211/ieee80211_ageq.h>
#include <net80211/ieee80211_crypto.h>
#include <net80211/ieee80211_dfs.h>
#include <net80211/ieee80211_ioctl.h> /* for ieee80211_stats */
#include <net80211/ieee80211_phy.h>
#include <net80211/ieee80211_power.h>
#include <net80211/ieee80211_node.h>
#include <net80211/ieee80211_proto.h>
#include <net80211/ieee80211_radiotap.h>
#include <net80211/ieee80211_scan.h>
#define IEEE80211_TXPOWER_MAX 100 /* .5 dbM (XXX units?) */
#define IEEE80211_TXPOWER_MIN 0 /* kill radio */
#define IEEE80211_DTIM_DEFAULT 1 /* default DTIM period */
#define IEEE80211_BINTVAL_DEFAULT 100 /* default beacon interval (TU's) */
#define IEEE80211_BMISS_MAX 2 /* maximum consecutive bmiss allowed */
#define IEEE80211_HWBMISS_DEFAULT 7 /* h/w bmiss threshold (beacons) */
#define IEEE80211_BGSCAN_INTVAL_MIN 15 /* min bg scan intvl (secs) */
#define IEEE80211_BGSCAN_INTVAL_DEFAULT (5*60) /* default bg scan intvl */
#define IEEE80211_BGSCAN_IDLE_MIN 100 /* min idle time (ms) */
#define IEEE80211_BGSCAN_IDLE_DEFAULT 250 /* default idle time (ms) */
#define IEEE80211_SCAN_VALID_MIN 10 /* min scan valid time (secs) */
#define IEEE80211_SCAN_VALID_DEFAULT 60 /* default scan valid time */
#define IEEE80211_PS_SLEEP 0x1 /* STA is in power saving mode */
#define IEEE80211_PS_MAX_QUEUE 50 /* maximum saved packets */
#define IEEE80211_FIXED_RATE_NONE 0xff
#define IEEE80211_TXMAX_DEFAULT 6 /* default ucast max retries */
#define IEEE80211_RTS_DEFAULT IEEE80211_RTS_MAX
#define IEEE80211_FRAG_DEFAULT IEEE80211_FRAG_MAX
#define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024)
#define IEEE80211_TU_TO_MS(x) (((x) * 1024) / 1000)
#define IEEE80211_TU_TO_TICKS(x)(((x) * 1024 * hz) / (1000 * 1000))
/*
* 802.11 control state is split into a common portion that maps
* 1-1 to a physical device and one or more "Virtual AP's" (VAP)
* that are bound to an ieee80211com instance and share a single
* underlying device. Each VAP has a corresponding OS device
* entity through which traffic flows and that applications use
* for issuing ioctls, etc.
*/
/*
* Data common to one or more virtual AP's. State shared by
* the underlying device and the net80211 layer is exposed here;
* e.g. device-specific callbacks.
*/
struct ieee80211vap;
typedef void (*ieee80211vap_attach)(struct ieee80211vap *);
struct ieee80211_appie {
uint16_t ie_len; /* size of ie_data */
uint8_t ie_data[]; /* user-specified IE's */
};
struct ieee80211_tdma_param;
struct ieee80211_rate_table;
struct ieee80211_tx_ampdu;
struct ieee80211_rx_ampdu;
struct ieee80211_superg;
struct ieee80211_frame;
struct ieee80211com {
struct ifnet *ic_ifp; /* associated device */
ieee80211_com_lock_t ic_comlock; /* state update lock */
TAILQ_HEAD(, ieee80211vap) ic_vaps; /* list of vap instances */
int ic_headroom; /* driver tx headroom needs */
enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */
enum ieee80211_opmode ic_opmode; /* operation mode */
struct ifmedia ic_media; /* interface media config */
struct callout ic_inact; /* inactivity processing */
struct taskqueue *ic_tq; /* deferred state thread */
struct task ic_parent_task; /* deferred parent processing */
struct task ic_promisc_task;/* deferred promisc update */
struct task ic_mcast_task; /* deferred mcast update */
struct task ic_chan_task; /* deferred channel change */
struct task ic_bmiss_task; /* deferred beacon miss hndlr */
uint32_t ic_flags; /* state flags */
uint32_t ic_flags_ext; /* extended state flags */
uint32_t ic_flags_ht; /* HT state flags */
uint32_t ic_flags_ven; /* vendor state flags */
uint32_t ic_caps; /* capabilities */
uint32_t ic_htcaps; /* HT capabilities */
uint32_t ic_htextcaps; /* HT extended capabilities */
uint32_t ic_cryptocaps; /* crypto capabilities */
uint8_t ic_modecaps[2]; /* set of mode capabilities */
uint8_t ic_promisc; /* vap's needing promisc mode */
uint8_t ic_allmulti; /* vap's needing all multicast*/
uint8_t ic_nrunning; /* vap's marked running */
uint8_t ic_curmode; /* current mode */
uint16_t ic_bintval; /* beacon interval */
uint16_t ic_lintval; /* listen interval */
uint16_t ic_holdover; /* PM hold over duration */
uint16_t ic_txpowlimit; /* global tx power limit */
struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
/*
* Channel state:
*
* ic_channels is the set of available channels for the device;
* it is setup by the driver
* ic_nchans is the number of valid entries in ic_channels
* ic_chan_avail is a bit vector of these channels used to check
* whether a channel is available w/o searching the channel table.
* ic_chan_active is a (potentially) constrained subset of
* ic_chan_avail that reflects any mode setting or user-specified
* limit on the set of channels to use/scan
* ic_curchan is the current channel the device is set to; it may
* be different from ic_bsschan when we are off-channel scanning
* or otherwise doing background work
* ic_bsschan is the channel selected for operation; it may
* be undefined (IEEE80211_CHAN_ANYC)
* ic_prevchan is a cached ``previous channel'' used to optimize
* lookups when switching back+forth between two channels
* (e.g. for dynamic turbo)
*/
int ic_nchans; /* # entries in ic_channels */
struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX];
uint8_t ic_chan_avail[IEEE80211_CHAN_BYTES];
uint8_t ic_chan_active[IEEE80211_CHAN_BYTES];
uint8_t ic_chan_scan[IEEE80211_CHAN_BYTES];
struct ieee80211_channel *ic_curchan; /* current channel */
const struct ieee80211_rate_table *ic_rt; /* table for ic_curchan */
struct ieee80211_channel *ic_bsschan; /* bss channel */
struct ieee80211_channel *ic_prevchan; /* previous channel */
struct ieee80211_regdomain ic_regdomain;/* regulatory data */
struct ieee80211_appie *ic_countryie; /* calculated country ie */
struct ieee80211_channel *ic_countryie_chan;
/* 802.11h/DFS state */
struct ieee80211_channel *ic_csa_newchan;/* channel for doing CSA */
short ic_csa_mode; /* mode for doing CSA */
short ic_csa_count; /* count for doing CSA */
struct ieee80211_dfs_state ic_dfs; /* DFS state */
struct ieee80211_scan_state *ic_scan; /* scan state */
int ic_lastdata; /* time of last data frame */
int ic_lastscan; /* time last scan completed */
/* NB: this is the union of all vap stations/neighbors */
int ic_max_keyix; /* max h/w key index */
struct ieee80211_node_table ic_sta; /* stations/neighbors */
struct ieee80211_ageq ic_stageq; /* frame staging queue */
uint32_t ic_hash_key; /* random key for mac hash */
/* XXX multi-bss: split out common/vap parts */
struct ieee80211_wme_state ic_wme; /* WME/WMM state */
/* XXX multi-bss: can per-vap be done/make sense? */
enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */
uint16_t ic_nonerpsta; /* # non-ERP stations */
uint16_t ic_longslotsta; /* # long slot time stations */
uint16_t ic_sta_assoc; /* stations associated */
uint16_t ic_ht_sta_assoc;/* HT stations associated */
uint16_t ic_ht40_sta_assoc;/* HT40 stations associated */
uint8_t ic_curhtprotmode;/* HTINFO bss state */
enum ieee80211_protmode ic_htprotmode; /* HT protection mode */
int ic_lastnonerp; /* last time non-ERP sta noted*/
int ic_lastnonht; /* last time non-HT sta noted */
uint8_t ic_rxstream; /* # RX streams */
uint8_t ic_txstream; /* # TX streams */
/* optional state for Atheros SuperG protocol extensions */
struct ieee80211_superg *ic_superg;
/* radiotap handling */
struct ieee80211_radiotap_header *ic_th;/* tx radiotap headers */
void *ic_txchan; /* channel state in ic_th */
struct ieee80211_radiotap_header *ic_rh;/* rx radiotap headers */
void *ic_rxchan; /* channel state in ic_rh */
int ic_montaps; /* active monitor mode taps */
/* virtual ap create/delete */
struct ieee80211vap* (*ic_vap_create)(struct ieee80211com *,
const char [IFNAMSIZ], int,
enum ieee80211_opmode, int,
const uint8_t [IEEE80211_ADDR_LEN],
const uint8_t [IEEE80211_ADDR_LEN]);
void (*ic_vap_delete)(struct ieee80211vap *);
/* operating mode attachment */
ieee80211vap_attach ic_vattach[IEEE80211_OPMODE_MAX];
/* return hardware/radio capabilities */
void (*ic_getradiocaps)(struct ieee80211com *,
int, int *, struct ieee80211_channel []);
/* check and/or prepare regdomain state change */
int (*ic_setregdomain)(struct ieee80211com *,
struct ieee80211_regdomain *,
int, struct ieee80211_channel []);
/* send/recv 802.11 management frame */
int (*ic_send_mgmt)(struct ieee80211_node *,
int, int);
/* send raw 802.11 frame */
int (*ic_raw_xmit)(struct ieee80211_node *,
struct mbuf *,
const struct ieee80211_bpf_params *);
/* update device state for 802.11 slot time change */
void (*ic_updateslot)(struct ifnet *);
/* handle multicast state changes */
void (*ic_update_mcast)(struct ifnet *);
/* handle promiscuous mode changes */
void (*ic_update_promisc)(struct ifnet *);
/* new station association callback/notification */
void (*ic_newassoc)(struct ieee80211_node *, int);
/* TDMA update notification */
void (*ic_tdma_update)(struct ieee80211_node *,
const struct ieee80211_tdma_param *, int);
/* node state management */
struct ieee80211_node* (*ic_node_alloc)(struct ieee80211vap *,
const uint8_t [IEEE80211_ADDR_LEN]);
void (*ic_node_free)(struct ieee80211_node *);
void (*ic_node_cleanup)(struct ieee80211_node *);
void (*ic_node_age)(struct ieee80211_node *);
void (*ic_node_drain)(struct ieee80211_node *);
int8_t (*ic_node_getrssi)(const struct ieee80211_node*);
void (*ic_node_getsignal)(const struct ieee80211_node*,
int8_t *, int8_t *);
void (*ic_node_getmimoinfo)(
const struct ieee80211_node*,
struct ieee80211_mimo_info *);
/* scanning support */
void (*ic_scan_start)(struct ieee80211com *);
void (*ic_scan_end)(struct ieee80211com *);
void (*ic_set_channel)(struct ieee80211com *);
void (*ic_scan_curchan)(struct ieee80211_scan_state *,
unsigned long);
void (*ic_scan_mindwell)(struct ieee80211_scan_state *);
/*
* 802.11n ADDBA support. A simple/generic implementation
* of A-MPDU tx aggregation is provided; the driver may
* override these methods to provide their own support.
* A-MPDU rx re-ordering happens automatically if the
* driver passes out-of-order frames to ieee80211_input
* from an assocated HT station.
*/
int (*ic_recv_action)(struct ieee80211_node *,
const struct ieee80211_frame *,
const uint8_t *frm, const uint8_t *efrm);
int (*ic_send_action)(struct ieee80211_node *,
int category, int action, void *);
/* check if A-MPDU should be enabled this station+ac */
int (*ic_ampdu_enable)(struct ieee80211_node *,
struct ieee80211_tx_ampdu *);
/* start/stop doing A-MPDU tx aggregation for a station */
int (*ic_addba_request)(struct ieee80211_node *,
struct ieee80211_tx_ampdu *,
int dialogtoken, int baparamset,
int batimeout);
int (*ic_addba_response)(struct ieee80211_node *,
struct ieee80211_tx_ampdu *,
int status, int baparamset, int batimeout);
void (*ic_addba_stop)(struct ieee80211_node *,
struct ieee80211_tx_ampdu *);
void (*ic_addba_response_timeout)(struct ieee80211_node *,
struct ieee80211_tx_ampdu *);
/* BAR response received */
void (*ic_bar_response)(struct ieee80211_node *,
struct ieee80211_tx_ampdu *, int status);
/* start/stop doing A-MPDU rx processing for a station */
int (*ic_ampdu_rx_start)(struct ieee80211_node *,
struct ieee80211_rx_ampdu *, int baparamset,
int batimeout, int baseqctl);
void (*ic_ampdu_rx_stop)(struct ieee80211_node *,
struct ieee80211_rx_ampdu *);
uint64_t ic_spare[7];
};
struct ieee80211_aclator;
struct ieee80211_tdma_state;
struct ieee80211_mesh_state;
struct ieee80211_hwmp_state;
struct ieee80211vap {
struct ifmedia iv_media; /* interface media config */
struct ifnet *iv_ifp; /* associated device */
struct bpf_if *iv_rawbpf; /* packet filter structure */
struct sysctl_ctx_list *iv_sysctl; /* dynamic sysctl context */
struct sysctl_oid *iv_oid; /* net.wlan.X sysctl oid */
TAILQ_ENTRY(ieee80211vap) iv_next; /* list of vap instances */
struct ieee80211com *iv_ic; /* back ptr to common state */
uint32_t iv_debug; /* debug msg flags */
struct ieee80211_stats iv_stats; /* statistics */
uint8_t iv_myaddr[IEEE80211_ADDR_LEN];
uint32_t iv_flags; /* state flags */
uint32_t iv_flags_ext; /* extended state flags */
uint32_t iv_flags_ht; /* HT state flags */
uint32_t iv_flags_ven; /* vendor state flags */
uint32_t iv_caps; /* capabilities */
uint32_t iv_htcaps; /* HT capabilities */
uint32_t iv_htextcaps; /* HT extended capabilities */
enum ieee80211_opmode iv_opmode; /* operation mode */
enum ieee80211_state iv_state; /* state machine state */
enum ieee80211_state iv_nstate; /* pending state */
int iv_nstate_arg; /* pending state arg */
struct task iv_nstate_task; /* deferred state processing */
struct task iv_swbmiss_task;/* deferred iv_bmiss call */
struct callout iv_mgtsend; /* mgmt frame response timer */
/* inactivity timer settings */
int iv_inact_init; /* setting for new station */
int iv_inact_auth; /* auth but not assoc setting */
int iv_inact_run; /* authorized setting */
int iv_inact_probe; /* inactive probe time */
int iv_des_nssid; /* # desired ssids */
struct ieee80211_scan_ssid iv_des_ssid[1];/* desired ssid table */
uint8_t iv_des_bssid[IEEE80211_ADDR_LEN];
struct ieee80211_channel *iv_des_chan; /* desired channel */
uint16_t iv_des_mode; /* desired mode */
int iv_nicknamelen; /* XXX junk */
uint8_t iv_nickname[IEEE80211_NWID_LEN];
u_int iv_bgscanidle; /* bg scan idle threshold */
u_int iv_bgscanintvl; /* bg scan min interval */
u_int iv_scanvalid; /* scan cache valid threshold */
u_int iv_scanreq_duration;
u_int iv_scanreq_mindwell;
u_int iv_scanreq_maxdwell;
uint16_t iv_scanreq_flags;/* held scan request params */
uint8_t iv_scanreq_nssid;
struct ieee80211_scan_ssid iv_scanreq_ssid[IEEE80211_SCAN_MAX_SSID];
/* sta-mode roaming state */
enum ieee80211_roamingmode iv_roaming; /* roaming mode */
struct ieee80211_roamparam iv_roamparms[IEEE80211_MODE_MAX];
uint8_t iv_bmissthreshold;
uint8_t iv_bmiss_count; /* current beacon miss count */
int iv_bmiss_max; /* max bmiss before scan */
uint16_t iv_swbmiss_count;/* beacons in last period */
uint16_t iv_swbmiss_period;/* s/w bmiss period */
struct callout iv_swbmiss; /* s/w beacon miss timer */
int iv_ampdu_rxmax; /* A-MPDU rx limit (bytes) */
int iv_ampdu_density;/* A-MPDU density */
int iv_ampdu_limit; /* A-MPDU tx limit (bytes) */
int iv_amsdu_limit; /* A-MSDU tx limit (bytes) */
u_int iv_ampdu_mintraffic[WME_NUM_AC];
uint32_t *iv_aid_bitmap; /* association id map */
uint16_t iv_max_aid;
uint16_t iv_sta_assoc; /* stations associated */
uint16_t iv_ps_sta; /* stations in power save */
uint16_t iv_ps_pending; /* ps sta's w/ pending frames */
uint16_t iv_txseq; /* mcast xmit seq# space */
uint16_t iv_tim_len; /* ic_tim_bitmap size (bytes) */
uint8_t *iv_tim_bitmap; /* power-save stations w/ data*/
uint8_t iv_dtim_period; /* DTIM period */
uint8_t iv_dtim_count; /* DTIM count from last bcn */
/* set/unset aid pwrsav state */
int iv_csa_count; /* count for doing CSA */
struct ieee80211_node *iv_bss; /* information for this node */
struct ieee80211_txparam iv_txparms[IEEE80211_MODE_MAX];
uint16_t iv_rtsthreshold;
uint16_t iv_fragthreshold;
int iv_inact_timer; /* inactivity timer wait */
/* application-specified IE's to attach to mgt frames */
struct ieee80211_appie *iv_appie_beacon;
struct ieee80211_appie *iv_appie_probereq;
struct ieee80211_appie *iv_appie_proberesp;
struct ieee80211_appie *iv_appie_assocreq;
struct ieee80211_appie *iv_appie_assocresp;
struct ieee80211_appie *iv_appie_wpa;
uint8_t *iv_wpa_ie;
uint8_t *iv_rsn_ie;
uint16_t iv_max_keyix; /* max h/w key index */
ieee80211_keyix iv_def_txkey; /* default/group tx key index */
struct ieee80211_key iv_nw_keys[IEEE80211_WEP_NKID];
int (*iv_key_alloc)(struct ieee80211vap *,
struct ieee80211_key *,
ieee80211_keyix *, ieee80211_keyix *);
int (*iv_key_delete)(struct ieee80211vap *,
const struct ieee80211_key *);
int (*iv_key_set)(struct ieee80211vap *,
const struct ieee80211_key *,
const uint8_t mac[IEEE80211_ADDR_LEN]);
void (*iv_key_update_begin)(struct ieee80211vap *);
void (*iv_key_update_end)(struct ieee80211vap *);
const struct ieee80211_authenticator *iv_auth; /* authenticator glue */
void *iv_ec; /* private auth state */
const struct ieee80211_aclator *iv_acl; /* acl glue */
void *iv_as; /* private aclator state */
const struct ieee80211_ratectl *iv_rate;
void *iv_rs; /* private ratectl state */
struct ieee80211_tdma_state *iv_tdma; /* tdma state */
struct ieee80211_mesh_state *iv_mesh; /* MBSS state */
struct ieee80211_hwmp_state *iv_hwmp; /* HWMP state */
/* operate-mode detach hook */
void (*iv_opdetach)(struct ieee80211vap *);
/* receive processing */
int (*iv_input)(struct ieee80211_node *,
struct mbuf *, int, int);
void (*iv_recv_mgmt)(struct ieee80211_node *,
struct mbuf *, int, int, int);
void (*iv_recv_ctl)(struct ieee80211_node *,
struct mbuf *, int);
void (*iv_deliver_data)(struct ieee80211vap *,
struct ieee80211_node *, struct mbuf *);
#if 0
/* send processing */
int (*iv_send_mgmt)(struct ieee80211_node *,
int, int);
#endif
/* beacon miss processing */
void (*iv_bmiss)(struct ieee80211vap *);
/* reset device state after 802.11 parameter/state change */
int (*iv_reset)(struct ieee80211vap *, u_long);
/* [schedule] beacon frame update */
void (*iv_update_beacon)(struct ieee80211vap *, int);
/* power save handling */
void (*iv_update_ps)(struct ieee80211vap *, int);
int (*iv_set_tim)(struct ieee80211_node *, int);
/* state machine processing */
int (*iv_newstate)(struct ieee80211vap *,
enum ieee80211_state, int);
/* 802.3 output method for raw frame xmit */
int (*iv_output)(struct ifnet *, struct mbuf *,
struct sockaddr *, struct route *);
uint64_t iv_spare[6];
};
MALLOC_DECLARE(M_80211_VAP);
#define IEEE80211_ADDR_EQ(a1,a2) (memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0)
#define IEEE80211_ADDR_COPY(dst,src) memcpy(dst,src,IEEE80211_ADDR_LEN)
/* ic_flags/iv_flags */
#define IEEE80211_F_TURBOP 0x00000001 /* CONF: ATH Turbo enabled*/
#define IEEE80211_F_COMP 0x00000002 /* CONF: ATH comp enabled */
#define IEEE80211_F_FF 0x00000004 /* CONF: ATH FF enabled */
#define IEEE80211_F_BURST 0x00000008 /* CONF: bursting enabled */
/* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */
#define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */
#define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */
#define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */
#define IEEE80211_F_ASCAN 0x00000100 /* STATUS: active scan */
#define IEEE80211_F_SIBSS 0x00000200 /* STATUS: start IBSS */
/* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */
#define IEEE80211_F_SHSLOT 0x00000400 /* STATUS: use short slot time*/
#define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */
#define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */
#define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */
#define IEEE80211_F_BGSCAN 0x00004000 /* CONF: bg scan enabled (???)*/
#define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */
#define IEEE80211_F_TXPOW_FIXED 0x00010000 /* TX Power: fixed rate */
#define IEEE80211_F_IBSSON 0x00020000 /* CONF: IBSS creation enable */
#define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */
#define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */
#define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */
#define IEEE80211_F_USEBARKER 0x00200000 /* STATUS: use barker preamble*/
#define IEEE80211_F_CSAPENDING 0x00400000 /* STATUS: chan switch pending*/
#define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */
#define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */
#define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */
#define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */
#define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */
#define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */
#define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */
#define IEEE80211_F_PCF 0x20000000 /* CONF: PCF enabled */
#define IEEE80211_F_DOTH 0x40000000 /* CONF: 11h enabled */
#define IEEE80211_F_DWDS 0x80000000 /* CONF: Dynamic WDS enabled */
#define IEEE80211_F_BITS \
"\20\1TURBOP\2COMP\3FF\4BURST\5PRIVACY\6PUREG\10SCAN\11ASCAN\12SIBSS" \
"\13SHSLOT\14PMGTON\15DESBSSID\16WME\17BGSCAN\20SWRETRY\21TXPOW_FIXED" \
"\22IBSSON\23SHPREAMBLE\24DATAPAD\25USEPROT\26USERBARKER\27CSAPENDING" \
"\30WPA1\31WPA2\32DROPUNENC\33COUNTERM\34HIDESSID\35NOBRIDG\36PCF" \
"\37DOTH\40DWDS"
/* Atheros protocol-specific flags */
#define IEEE80211_F_ATHEROS \
(IEEE80211_F_FF | IEEE80211_F_COMP | IEEE80211_F_TURBOP)
/* Check if an Atheros capability was negotiated for use */
#define IEEE80211_ATH_CAP(vap, ni, bit) \
((vap)->iv_flags & (ni)->ni_ath_flags & (bit))
/* ic_flags_ext/iv_flags_ext */
#define IEEE80211_FEXT_INACT 0x00000002 /* CONF: sta inact handling */
#define IEEE80211_FEXT_SCANWAIT 0x00000004 /* STATUS: awaiting scan */
/* 0x00000006 reserved */
#define IEEE80211_FEXT_BGSCAN 0x00000008 /* STATUS: complete bgscan */
#define IEEE80211_FEXT_WPS 0x00000010 /* CONF: WPS enabled */
#define IEEE80211_FEXT_TSN 0x00000020 /* CONF: TSN enabled */
#define IEEE80211_FEXT_SCANREQ 0x00000040 /* STATUS: scan req params */
#define IEEE80211_FEXT_RESUME 0x00000080 /* STATUS: start on resume */
#define IEEE80211_FEXT_4ADDR 0x00000100 /* CONF: apply 4-addr encap */
#define IEEE80211_FEXT_NONERP_PR 0x00000200 /* STATUS: non-ERP sta present*/
#define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */
#define IEEE80211_FEXT_DFS 0x00000800 /* CONF: DFS enabled */
#define IEEE80211_FEXT_DOTD 0x00001000 /* CONF: 11d enabled */
#define IEEE80211_FEXT_STATEWAIT 0x00002000 /* STATUS: awaiting state chg */
#define IEEE80211_FEXT_REINIT 0x00004000 /* STATUS: INIT state first */
#define IEEE80211_FEXT_BPF 0x00008000 /* STATUS: BPF tap present */
/* NB: immutable: should be set only when creating a vap */
#define IEEE80211_FEXT_WDSLEGACY 0x00010000 /* CONF: legacy WDS operation */
#define IEEE80211_FEXT_PROBECHAN 0x00020000 /* CONF: probe passive channel*/
#define IEEE80211_FEXT_UNIQMAC 0x00040000 /* CONF: user or computed mac */
#define IEEE80211_FEXT_BITS \
"\20\2INACT\3SCANWAIT\4BGSCAN\5WPS\6TSN\7SCANREQ\10RESUME" \
"\0114ADDR\12NONEPR_PR\13SWBMISS\14DFS\15DOTD\16STATEWAIT\17REINIT" \
"\20BPF\21WDSLEGACY\22PROBECHAN\23UNIQMAC"
/* ic_flags_ht/iv_flags_ht */
#define IEEE80211_FHT_NONHT_PR 0x00000001 /* STATUS: non-HT sta present */
#define IEEE80211_FHT_GF 0x00040000 /* CONF: Greenfield enabled */
#define IEEE80211_FHT_HT 0x00080000 /* CONF: HT supported */
#define IEEE80211_FHT_AMPDU_TX 0x00100000 /* CONF: A-MPDU tx supported */
#define IEEE80211_FHT_AMPDU_RX 0x00200000 /* CONF: A-MPDU rx supported */
#define IEEE80211_FHT_AMSDU_TX 0x00400000 /* CONF: A-MSDU tx supported */
#define IEEE80211_FHT_AMSDU_RX 0x00800000 /* CONF: A-MSDU rx supported */
#define IEEE80211_FHT_USEHT40 0x01000000 /* CONF: 20/40 use enabled */
#define IEEE80211_FHT_PUREN 0x02000000 /* CONF: 11n w/o legacy sta's */
#define IEEE80211_FHT_SHORTGI20 0x04000000 /* CONF: short GI in HT20 */
#define IEEE80211_FHT_SHORTGI40 0x08000000 /* CONF: short GI in HT40 */
#define IEEE80211_FHT_HTCOMPAT 0x10000000 /* CONF: HT vendor OUI's */
#define IEEE80211_FHT_RIFS 0x20000000 /* CONF: RIFS enabled */
#define IEEE80211_FHT_STBC_TX 0x40000000 /* CONF: STBC tx enabled */
#define IEEE80211_FHT_STBC_RX 0x80000000 /* CONF: STBC rx enabled */
#define IEEE80211_FHT_BITS \
"\20\1NONHT_PR" \
"\23GF\24HT\25AMPDU_TX\26AMPDU_TX" \
"\27AMSDU_TX\30AMSDU_RX\31USEHT40\32PUREN\33SHORTGI20\34SHORTGI40" \
"\35HTCOMPAT\36RIFS\37STBC_TX\40STBC_RX"
#define IEEE80211_FVEN_BITS "\20"
/* ic_caps/iv_caps: device driver capabilities */
/* 0x2e available */
#define IEEE80211_C_STA 0x00000001 /* CAPABILITY: STA available */
#define IEEE80211_C_8023ENCAP 0x00000002 /* CAPABILITY: 802.3 encap */
#define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */
#define IEEE80211_C_TURBOP 0x00000080 /* CAPABILITY: ATH Turbo avail*/
#define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */
#define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */
#define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */
#define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */
#define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */
#define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */
#define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */
#define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */
#define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */
#define IEEE80211_C_DFS 0x00020000 /* CAPABILITY: DFS/radar avail*/
#define IEEE80211_C_MBSS 0x00040000 /* CAPABILITY: MBSS available */
/* 0x7c0000 available */
#define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */
#define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */
#define IEEE80211_C_WPA 0x01800000 /* CAPABILITY: WPA1+WPA2 avail*/
#define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */
#define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */
#define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */
/* 0x10000000 reserved */
#define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */
#define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */
#define IEEE80211_C_TDMA 0x80000000 /* CAPABILITY: TDMA avail */
/* XXX protection/barker? */
#define IEEE80211_C_OPMODE \
(IEEE80211_C_STA | IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | \
IEEE80211_C_AHDEMO | IEEE80211_C_MONITOR | IEEE80211_C_WDS | \
IEEE80211_C_TDMA | IEEE80211_C_MBSS)
#define IEEE80211_C_BITS \
"\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
"\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
"\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
"\37TXFRAG\40TDMA"
/*
* ic_htcaps/iv_htcaps: HT-specific device/driver capabilities
*
* NB: the low 16-bits are the 802.11 definitions, the upper
* 16-bits are used to define s/w/driver capabilities.
*/
#define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */
#define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */
/* NB: HT40 is implied by IEEE80211_HTCAP_CHWIDTH40 */
#define IEEE80211_HTC_HT 0x00040000 /* CAPABILITY: HT operation */
#define IEEE80211_HTC_SMPS 0x00080000 /* CAPABILITY: MIMO power save*/
#define IEEE80211_HTC_RIFS 0x00100000 /* CAPABILITY: RIFS support */
#define IEEE80211_HTC_RXUNEQUAL 0x00200000 /* CAPABILITY: RX unequal MCS */
#define IEEE80211_HTC_RXMCS32 0x00400000 /* CAPABILITY: MCS32 support */
#define IEEE80211_HTC_TXUNEQUAL 0x00800000 /* CAPABILITY: TX unequal MCS */
#define IEEE80211_HTC_TXMCS32 0x01000000 /* CAPABILITY: MCS32 suport */
#define IEEE80211_C_HTCAP_BITS \
"\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \
"\21AMPDU\22AMSDU\23HT\24SMPS\25RIFS"
void ieee80211_ifattach(struct ieee80211com *,
const uint8_t macaddr[IEEE80211_ADDR_LEN]);
void ieee80211_ifdetach(struct ieee80211com *);
int ieee80211_vap_setup(struct ieee80211com *, struct ieee80211vap *,
const char name[IFNAMSIZ], int unit,
enum ieee80211_opmode opmode, int flags,
const uint8_t bssid[IEEE80211_ADDR_LEN],
const uint8_t macaddr[IEEE80211_ADDR_LEN]);
int ieee80211_vap_attach(struct ieee80211vap *,
ifm_change_cb_t, ifm_stat_cb_t);
void ieee80211_vap_detach(struct ieee80211vap *);
const struct ieee80211_rateset *ieee80211_get_suprates(struct ieee80211com *ic,
const struct ieee80211_channel *);
void ieee80211_announce(struct ieee80211com *);
void ieee80211_announce_channels(struct ieee80211com *);
void ieee80211_drain(struct ieee80211com *);
void ieee80211_media_init(struct ieee80211com *);
struct ieee80211com *ieee80211_find_vap(const uint8_t mac[IEEE80211_ADDR_LEN]);
int ieee80211_media_change(struct ifnet *);
void ieee80211_media_status(struct ifnet *, struct ifmediareq *);
int ieee80211_ioctl(struct ifnet *, u_long, caddr_t);
int ieee80211_rate2media(struct ieee80211com *, int,
enum ieee80211_phymode);
int ieee80211_media2rate(int);
int ieee80211_mhz2ieee(u_int, u_int);
int ieee80211_chan2ieee(struct ieee80211com *,
const struct ieee80211_channel *);
u_int ieee80211_ieee2mhz(u_int, u_int);
struct ieee80211_channel *ieee80211_find_channel(struct ieee80211com *,
int freq, int flags);
struct ieee80211_channel *ieee80211_find_channel_byieee(struct ieee80211com *,
int ieee, int flags);
int ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode);
enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *);
uint32_t ieee80211_mac_hash(const struct ieee80211com *,
const uint8_t addr[IEEE80211_ADDR_LEN]);
void ieee80211_radiotap_attach(struct ieee80211com *,
struct ieee80211_radiotap_header *th, int tlen,
uint32_t tx_radiotap,
struct ieee80211_radiotap_header *rh, int rlen,
uint32_t rx_radiotap);
void ieee80211_radiotap_detach(struct ieee80211com *);
void ieee80211_radiotap_vattach(struct ieee80211vap *);
void ieee80211_radiotap_vdetach(struct ieee80211vap *);
void ieee80211_radiotap_chan_change(struct ieee80211com *);
void ieee80211_radiotap_tx(struct ieee80211vap *, struct mbuf *);
void ieee80211_radiotap_rx(struct ieee80211vap *, struct mbuf *);
void ieee80211_radiotap_rx_all(struct ieee80211com *, struct mbuf *);
static __inline int
ieee80211_radiotap_active(const struct ieee80211com *ic)
{
return (ic->ic_flags_ext & IEEE80211_FEXT_BPF) != 0;
}
static __inline int
ieee80211_radiotap_active_vap(const struct ieee80211vap *vap)
{
return (vap->iv_flags_ext & IEEE80211_FEXT_BPF) ||
vap->iv_ic->ic_montaps != 0;
}
/*
* Enqueue a task on the state thread.
*/
static __inline void
ieee80211_runtask(struct ieee80211com *ic, struct task *task)
{
taskqueue_enqueue(ic->ic_tq, task);
}
/*
* Wait for a queued task to complete.
*/
static __inline void
ieee80211_draintask(struct ieee80211com *ic, struct task *task)
{
taskqueue_drain(ic->ic_tq, task);
}
/*
* Key update synchronization methods. XXX should not be visible.
*/
static __inline void
ieee80211_key_update_begin(struct ieee80211vap *vap)
{
vap->iv_key_update_begin(vap);
}
static __inline void
ieee80211_key_update_end(struct ieee80211vap *vap)
{
vap->iv_key_update_end(vap);
}
/*
* XXX these need to be here for IEEE80211_F_DATAPAD
*/
/*
* Return the space occupied by the 802.11 header and any
* padding required by the driver. This works for a
* management or data frame.
*/
static __inline int
ieee80211_hdrspace(struct ieee80211com *ic, const void *data)
{
int size = ieee80211_hdrsize(data);
if (ic->ic_flags & IEEE80211_F_DATAPAD)
size = roundup(size, sizeof(uint32_t));
return size;
}
/*
* Like ieee80211_hdrspace, but handles any type of frame.
*/
static __inline int
ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data)
{
int size = ieee80211_anyhdrsize(data);
if (ic->ic_flags & IEEE80211_F_DATAPAD)
size = roundup(size, sizeof(uint32_t));
return size;
}
/*
* Notify a vap that beacon state has been updated.
*/
static __inline void
ieee80211_beacon_notify(struct ieee80211vap *vap, int what)
{
if (vap->iv_state == IEEE80211_S_RUN)
vap->iv_update_beacon(vap, what);
}
/*
* Calculate HT channel promotion flags for a channel.
* XXX belongs in ieee80211_ht.h but needs IEEE80211_FHT_*
*/
static __inline int
ieee80211_htchanflags(const struct ieee80211_channel *c)
{
return IEEE80211_IS_CHAN_HT40(c) ?
IEEE80211_FHT_HT | IEEE80211_FHT_USEHT40 :
IEEE80211_IS_CHAN_HT(c) ? IEEE80211_FHT_HT : 0;
}
/*
* Debugging facilities compiled in when IEEE80211_DEBUG is defined.
*
* The intent is that any problem in the net80211 layer can be
* diagnosed by inspecting the statistics (dumped by the wlanstats
* program) and/or the msgs generated by net80211. Messages are
* broken into functional classes and can be controlled with the
* wlandebug program. Certain of these msg groups are for facilities
* that are no longer part of net80211 (e.g. IEEE80211_MSG_DOT1XSM).
*/
#define IEEE80211_MSG_11N 0x80000000 /* 11n mode debug */
#define IEEE80211_MSG_DEBUG 0x40000000 /* IFF_DEBUG equivalent */
#define IEEE80211_MSG_DUMPPKTS 0x20000000 /* IFF_LINK2 equivalant */
#define IEEE80211_MSG_CRYPTO 0x10000000 /* crypto work */
#define IEEE80211_MSG_INPUT 0x08000000 /* input handling */
#define IEEE80211_MSG_XRATE 0x04000000 /* rate set handling */
#define IEEE80211_MSG_ELEMID 0x02000000 /* element id parsing */
#define IEEE80211_MSG_NODE 0x01000000 /* node handling */
#define IEEE80211_MSG_ASSOC 0x00800000 /* association handling */
#define IEEE80211_MSG_AUTH 0x00400000 /* authentication handling */
#define IEEE80211_MSG_SCAN 0x00200000 /* scanning */
#define IEEE80211_MSG_OUTPUT 0x00100000 /* output handling */
#define IEEE80211_MSG_STATE 0x00080000 /* state machine */
#define IEEE80211_MSG_POWER 0x00040000 /* power save handling */
#define IEEE80211_MSG_HWMP 0x00020000 /* hybrid mesh protocol */
#define IEEE80211_MSG_DOT1XSM 0x00010000 /* 802.1x state machine */
#define IEEE80211_MSG_RADIUS 0x00008000 /* 802.1x radius client */
#define IEEE80211_MSG_RADDUMP 0x00004000 /* dump 802.1x radius packets */
#define IEEE80211_MSG_MESH 0x00002000 /* mesh networking */
#define IEEE80211_MSG_WPA 0x00001000 /* WPA/RSN protocol */
#define IEEE80211_MSG_ACL 0x00000800 /* ACL handling */
#define IEEE80211_MSG_WME 0x00000400 /* WME protocol */
#define IEEE80211_MSG_SUPERG 0x00000200 /* Atheros SuperG protocol */
#define IEEE80211_MSG_DOTH 0x00000100 /* 802.11h support */
#define IEEE80211_MSG_INACT 0x00000080 /* inactivity handling */
#define IEEE80211_MSG_ROAM 0x00000040 /* sta-mode roaming */
#define IEEE80211_MSG_RATECTL 0x00000020 /* tx rate control */
#define IEEE80211_MSG_ACTION 0x00000010 /* action frame handling */
#define IEEE80211_MSG_WDS 0x00000008 /* WDS handling */
#define IEEE80211_MSG_IOCTL 0x00000004 /* ioctl handling */
#define IEEE80211_MSG_TDMA 0x00000002 /* TDMA handling */
#define IEEE80211_MSG_ANY 0xffffffff /* anything */
#define IEEE80211_MSG_BITS \
"\20\2TDMA\3IOCTL\4WDS\5ACTION\6RATECTL\7ROAM\10INACT\11DOTH\12SUPERG" \
"\13WME\14ACL\15WPA\16RADKEYS\17RADDUMP\20RADIUS\21DOT1XSM\22HWMP" \
"\23POWER\24STATE\25OUTPUT\26SCAN\27AUTH\30ASSOC\31NODE\32ELEMID" \
"\33XRATE\34INPUT\35CRYPTO\36DUPMPKTS\37DEBUG\04011N"
#ifdef IEEE80211_DEBUG
#define ieee80211_msg(_vap, _m) ((_vap)->iv_debug & (_m))
#define IEEE80211_DPRINTF(_vap, _m, _fmt, ...) do { \
if (ieee80211_msg(_vap, _m)) \
ieee80211_note(_vap, _fmt, __VA_ARGS__); \
} while (0)
#define IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...) do { \
if (ieee80211_msg(_vap, _m)) \
ieee80211_note_mac(_vap, (_ni)->ni_macaddr, _fmt, __VA_ARGS__);\
} while (0)
#define IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...) do { \
if (ieee80211_msg(_vap, _m)) \
ieee80211_note_mac(_vap, _mac, _fmt, __VA_ARGS__); \
} while (0)
#define IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...) do { \
if (ieee80211_msg(_vap, _m)) \
ieee80211_note_frame(_vap, _wh, _fmt, __VA_ARGS__); \
} while (0)
void ieee80211_note(const struct ieee80211vap *, const char *, ...);
void ieee80211_note_mac(const struct ieee80211vap *,
const uint8_t mac[IEEE80211_ADDR_LEN], const char *, ...);
void ieee80211_note_frame(const struct ieee80211vap *,
const struct ieee80211_frame *, const char *, ...);
#define ieee80211_msg_debug(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_DEBUG)
#define ieee80211_msg_dumppkts(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_DUMPPKTS)
#define ieee80211_msg_input(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_INPUT)
#define ieee80211_msg_radius(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_RADIUS)
#define ieee80211_msg_dumpradius(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_RADDUMP)
#define ieee80211_msg_dumpradkeys(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_RADKEYS)
#define ieee80211_msg_scan(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_SCAN)
#define ieee80211_msg_assoc(_vap) \
((_vap)->iv_debug & IEEE80211_MSG_ASSOC)
/*
* Emit a debug message about discarding a frame or information
* element. One format is for extracting the mac address from
* the frame header; the other is for when a header is not
* available or otherwise appropriate.
*/
#define IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...) do { \
if ((_vap)->iv_debug & (_m)) \
ieee80211_discard_frame(_vap, _wh, _type, _fmt, __VA_ARGS__);\
} while (0)
#define IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...) do { \
if ((_vap)->iv_debug & (_m)) \
ieee80211_discard_ie(_vap, _wh, _type, _fmt, __VA_ARGS__);\
} while (0)
#define IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...) do { \
if ((_vap)->iv_debug & (_m)) \
ieee80211_discard_mac(_vap, _mac, _type, _fmt, __VA_ARGS__);\
} while (0)
void ieee80211_discard_frame(const struct ieee80211vap *,
const struct ieee80211_frame *, const char *type, const char *fmt, ...);
void ieee80211_discard_ie(const struct ieee80211vap *,
const struct ieee80211_frame *, const char *type, const char *fmt, ...);
void ieee80211_discard_mac(const struct ieee80211vap *,
const uint8_t mac[IEEE80211_ADDR_LEN], const char *type,
const char *fmt, ...);
#else
#define IEEE80211_DPRINTF(_vap, _m, _fmt, ...)
#define IEEE80211_NOTE(_vap, _m, _ni, _fmt, ...)
#define IEEE80211_NOTE_FRAME(_vap, _m, _wh, _fmt, ...)
#define IEEE80211_NOTE_MAC(_vap, _m, _mac, _fmt, ...)
#define ieee80211_msg_dumppkts(_vap) 0
#define ieee80211_msg(_vap, _m) 0
#define IEEE80211_DISCARD(_vap, _m, _wh, _type, _fmt, ...)
#define IEEE80211_DISCARD_IE(_vap, _m, _wh, _type, _fmt, ...)
#define IEEE80211_DISCARD_MAC(_vap, _m, _mac, _type, _fmt, ...)
#endif
#endif /* _NET80211_IEEE80211_VAR_H_ */