/*      $OpenBSD: ieee80211_var.h,v 1.114 2026/03/19 16:50:32 chris Exp $       */
/*      $NetBSD: ieee80211_var.h,v 1.7 2004/05/06 03:07:10 dyoung Exp $ */

/*-
 * Copyright (c) 2001 Atsushi Onoe
 * Copyright (c) 2002, 2003 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.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * 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: src/sys/net80211/ieee80211_var.h,v 1.15 2004/04/05 22:10:26 sam Exp $
 */
#ifndef _NET80211_IEEE80211_VAR_H_
#define _NET80211_IEEE80211_VAR_H_

/*
 * Definitions for IEEE 802.11 drivers.
 */

#ifdef  SMALL_KERNEL
#define IEEE80211_STA_ONLY      1
#endif

#include <sys/timeout.h>

#include <net80211/ieee80211.h>
#include <net80211/ieee80211_crypto.h>
#include <net80211/ieee80211_ioctl.h>           /* for ieee80211_stats */
#include <net80211/ieee80211_node.h>
#include <net80211/ieee80211_proto.h>

#define IEEE80211_CHAN_MAX      255
#define IEEE80211_CHAN_ANY      0xffff          /* token for ``any channel'' */
#define IEEE80211_CHAN_ANYC \
        ((struct ieee80211_channel *) NULL)

#define IEEE80211_TXPOWER_MAX   100     /* max power */
#define IEEE80211_TXPOWER_MIN   -50     /* kill radio (if possible) */

#define IEEE80211_RSSI_THRES_2GHZ               (-60)   /* in dBm */
#define IEEE80211_RSSI_THRES_5GHZ               (-70)   /* in dBm */
#define IEEE80211_RSSI_THRES_RATIO_2GHZ         60      /* in percent */
#define IEEE80211_RSSI_THRES_RATIO_5GHZ         50      /* in percent */

#define IEEE80211_BGSCAN_FAIL_MAX               512     /* units of 500 msec */

/*
 * Missed beacon threshold: An access point has disappeared if this amount
 * of consecutive beacons have been missed.
 * This value needs to be high enough to avoid frequent re-connects to APs
 * which suffer from occasional packet loss, and low enough to avoid a long
 * delay before we start scanning when an AP has actually disappeared.
 *
 * The beacon interval is variable, but generally in the order of 100ms.
 * So 30 beacons implies a grace period of about 3 seconds before we start
 * searching for a new AP.
 */
#define IEEE80211_BEACON_MISS_THRES             30      /* units of beacons */

enum ieee80211_phytype {
        IEEE80211_T_DS,                 /* direct sequence spread spectrum */
        IEEE80211_T_OFDM,               /* frequency division multiplexing */
        IEEE80211_T_XR                  /* extended range mode */
};
#define IEEE80211_T_CCK IEEE80211_T_DS  /* more common nomenclature */

/* XXX not really a mode; there are really multiple PHY's */
enum ieee80211_phymode {
        IEEE80211_MODE_AUTO     = 0,    /* autoselect */
        IEEE80211_MODE_11A      = 1,    /* 5GHz, OFDM */
        IEEE80211_MODE_11B      = 2,    /* 2GHz, CCK */
        IEEE80211_MODE_11G      = 3,    /* 2GHz, OFDM */
        IEEE80211_MODE_11N      = 4,    /* 2GHz/5GHz, OFDM/HT */
        IEEE80211_MODE_11AC     = 5,    /* 5GHz, OFDM/VHT */
        IEEE80211_MODE_11AX     = 6,    /* 2GHz/5GHz, OFDM/HE */
};
#define IEEE80211_MODE_MAX      (IEEE80211_MODE_11AX+1)

enum ieee80211_opmode {
        IEEE80211_M_STA         = 1,    /* infrastructure station */
#ifndef IEEE80211_STA_ONLY
        IEEE80211_M_IBSS        = 0,    /* IBSS (adhoc) station */
        IEEE80211_M_AHDEMO      = 3,    /* Old lucent compatible adhoc demo */
        IEEE80211_M_HOSTAP      = 6,    /* Software Access Point */
#endif
        IEEE80211_M_MONITOR     = 8     /* Monitor mode */
};

/*
 * 802.11g protection mode.
 */
enum ieee80211_protmode {
        IEEE80211_PROT_NONE     = 0,    /* no protection */
        IEEE80211_PROT_CTSONLY  = 1,    /* CTS to self */
        IEEE80211_PROT_RTSCTS   = 2     /* RTS-CTS */
};

/*
 * Channels are specified by frequency and attributes.
 */
struct ieee80211_channel {
        u_int16_t       ic_freq;        /* setting in MHz */
        u_int16_t       ic_flags;       /* see below */
        u_int32_t       ic_xflags;      /* extra flags; see below */
};

/*
 * Channel attributes (XXX must keep in sync with radiotap flags).
 */
#define IEEE80211_CHAN_CCK      0x0020  /* CCK channel */
#define IEEE80211_CHAN_OFDM     0x0040  /* OFDM channel */
#define IEEE80211_CHAN_2GHZ     0x0080  /* 2 GHz spectrum channel */
#define IEEE80211_CHAN_5GHZ     0x0100  /* 5 GHz spectrum channel */
#define IEEE80211_CHAN_PASSIVE  0x0200  /* Only passive scan allowed */
#define IEEE80211_CHAN_DYN      0x0400  /* Dynamic CCK-OFDM channel */
#define IEEE80211_CHAN_XR       0x1000  /* Extended range OFDM channel */
#define IEEE80211_CHAN_HT       0x2000  /* 11n/HT channel */
#define IEEE80211_CHAN_VHT      0x4000  /* 11ac/VHT channel */
#define IEEE80211_CHAN_40MHZ    0x8000  /* use of 40 MHz is allowed */

/*
 * Extra channel flags.
 */
#define IEEE80211_CHANX_80MHZ   0x00000001 /* use of 80 MHz is allowed */
#define IEEE80211_CHANX_160MHZ  0x00000002 /* use of 160 MHz is allowed */
#define IEEE80211_CHANX_HE      0x00000004 /* 11ax/HE channel */

/*
 * Useful combinations of channel characteristics.
 */
#define IEEE80211_CHAN_A \
        (IEEE80211_CHAN_5GHZ | IEEE80211_CHAN_OFDM)
#define IEEE80211_CHAN_B \
        (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_CCK)
#define IEEE80211_CHAN_PUREG \
        (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_OFDM)
#define IEEE80211_CHAN_G \
        (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_DYN)

#define IEEE80211_IS_CHAN_A(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)
#define IEEE80211_IS_CHAN_B(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)
#define IEEE80211_IS_CHAN_PUREG(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_PUREG) == IEEE80211_CHAN_PUREG)
#define IEEE80211_IS_CHAN_G(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)
#define IEEE80211_IS_CHAN_N(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_HT) == IEEE80211_CHAN_HT)
#define IEEE80211_IS_CHAN_AC(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_VHT) == IEEE80211_CHAN_VHT)

#define IEEE80211_IS_CHAN_2GHZ(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_2GHZ) != 0)
#define IEEE80211_IS_CHAN_5GHZ(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_5GHZ) != 0)
#define IEEE80211_IS_CHAN_OFDM(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_OFDM) != 0)
#define IEEE80211_IS_CHAN_CCK(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_CCK) != 0)
#define IEEE80211_IS_CHAN_XR(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_XR) != 0)

#define IEEE80211_CHAN_40MHZ_ALLOWED(_c) \
        (((_c)->ic_flags & IEEE80211_CHAN_40MHZ) != 0)
#define IEEE80211_CHAN_80MHZ_ALLOWED(_c) \
        (((_c)->ic_xflags & IEEE80211_CHANX_80MHZ) != 0)
#define IEEE80211_CHAN_160MHZ_ALLOWED(_c) \
        (((_c)->ic_xflags & IEEE80211_CHANX_160MHZ) != 0)
#define IEEE80211_CHAN_HE(_c) \
        (((_c)->ic_xflags & IEEE80211_CHANX_HE) != 0)

/*
 * EDCA AC parameters.
 */
struct ieee80211_edca_ac_params {
        u_int8_t        ac_ecwmin;      /* CWmin = 2^ECWmin - 1 */
        u_int8_t        ac_ecwmax;      /* CWmax = 2^ECWmax - 1 */
        u_int8_t        ac_aifsn;
        u_int16_t       ac_txoplimit;   /* 32TU */
#define IEEE80211_TXOP_TO_US(txop)      ((txop) * 32)

        u_int8_t        ac_acm;
};

extern const struct ieee80211_edca_ac_params
            ieee80211_edca_table[IEEE80211_MODE_MAX][EDCA_NUM_AC];
extern const struct ieee80211_edca_ac_params
            ieee80211_qap_edca_table[IEEE80211_MODE_MAX][EDCA_NUM_AC];

#define IEEE80211_DEFRAG_SIZE   3       /* must be >= 3 according to spec */
/*
 * Entry in the fragment cache.
 */
struct ieee80211_defrag {
        struct timeout  df_to;
        struct mbuf     *df_m;
        u_int16_t       df_seq;
        u_int8_t        df_frag;
};

#define IEEE80211_PROTO_NONE    0
#define IEEE80211_PROTO_RSN     (1 << 0)
#define IEEE80211_PROTO_WPA     (1 << 1)

#define IEEE80211_SCAN_UNLOCKED 0x0
#define IEEE80211_SCAN_LOCKED   0x1
#define IEEE80211_SCAN_REQUEST  0x2
#define IEEE80211_SCAN_RESUME   0x4

#define IEEE80211_GROUP_NKID    6

struct ieee80211_node_switch_bss_arg;

struct ieee80211com {
        struct arpcom           ic_ac;
        LIST_ENTRY(ieee80211com) ic_list;       /* chain of all ieee80211com */
        void                    (*ic_recv_mgmt)(struct ieee80211com *,
                                    struct mbuf *, struct ieee80211_node *,
                                    struct ieee80211_rxinfo *, int);
        int                     (*ic_send_mgmt)(struct ieee80211com *,
                                    struct ieee80211_node *, int, int, int);
        int                     (*ic_newstate)(struct ieee80211com *,
                                    enum ieee80211_state, int);
        int                     (*ic_newauth)(struct ieee80211com *,
                                    struct ieee80211_node *, int, uint16_t);
        void                    (*ic_newassoc)(struct ieee80211com *,
                                    struct ieee80211_node *, int);
        void                    (*ic_node_leave)(struct ieee80211com *,
                                    struct ieee80211_node *);
        void                    (*ic_updateslot)(struct ieee80211com *);
        void                    (*ic_updateedca)(struct ieee80211com *);
        void                    (*ic_set_tim)(struct ieee80211com *, int, int);
        int                     (*ic_set_key)(struct ieee80211com *,
                                    struct ieee80211_node *,
                                    struct ieee80211_key *);
        void                    (*ic_delete_key)(struct ieee80211com *,
                                    struct ieee80211_node *,
                                    struct ieee80211_key *);
        int                     (*ic_ampdu_tx_start)(struct ieee80211com *,
                                    struct ieee80211_node *, u_int8_t);
        void                    (*ic_ampdu_tx_stop)(struct ieee80211com *,
                                    struct ieee80211_node *, u_int8_t);
        int                     (*ic_ampdu_rx_start)(struct ieee80211com *,
                                    struct ieee80211_node *, u_int8_t);
        void                    (*ic_ampdu_rx_stop)(struct ieee80211com *,
                                    struct ieee80211_node *, u_int8_t);
        void                    (*ic_updateprot)(struct ieee80211com *);
        void                    (*ic_updatechan)(struct ieee80211com *);
        void                    (*ic_updatedtim)(struct ieee80211com *);
        int                     (*ic_bgscan_start)(struct ieee80211com *);
        void                    (*ic_bgscan_done)(struct ieee80211com *,
                                    struct ieee80211_node_switch_bss_arg *,
                                    size_t);
        struct timeout          ic_bgscan_timeout;
        uint32_t                ic_bgscan_fail;
        u_int8_t                ic_myaddr[IEEE80211_ADDR_LEN];
        struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX];
        struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX+1];
        u_char                  ic_chan_avail[howmany(IEEE80211_CHAN_MAX,NBBY)];
        u_char                  ic_chan_active[howmany(IEEE80211_CHAN_MAX, NBBY)];
        u_char                  ic_chan_scan[howmany(IEEE80211_CHAN_MAX,NBBY)];
        struct mbuf_queue       ic_mgtq;
        struct mbuf_queue       ic_pwrsaveq;
        u_int8_t                ic_scan_count;  /* count scans */
        u_int32_t               ic_flags;       /* state flags */
        u_int32_t               ic_xflags;      /* more flags */
        u_int32_t               ic_userflags;   /* yet more flags */
        u_int32_t               ic_caps;        /* capabilities */
        u_int16_t               ic_modecaps;    /* set of mode capabilities */
        u_int16_t               ic_curmode;     /* current mode */
        enum ieee80211_phytype  ic_phytype;     /* XXX wrong for multi-mode */
        enum ieee80211_opmode   ic_opmode;      /* operation mode */
        enum ieee80211_state    ic_state;       /* 802.11 state */
        u_int32_t               *ic_aid_bitmap;
        u_int16_t               ic_max_aid;
        enum ieee80211_protmode ic_protmode;    /* 802.11g/n protection mode */
        struct ifmedia          ic_media;       /* interface media config */
        caddr_t                 ic_rawbpf;      /* packet filter structure */
        struct ieee80211_node   *ic_bss;        /* information for this node */
        struct ieee80211_channel *ic_ibss_chan;
        int                     ic_fixed_rate;  /* index to ic_sup_rates[] */
        u_int16_t               ic_rtsthreshold;
        u_int16_t               ic_fragthreshold;
        u_int                   ic_scangen;     /* gen# for timeout scan */
        struct ieee80211_node   *(*ic_node_alloc)(struct ieee80211com *);
        void                    (*ic_node_free)(struct ieee80211com *,
                                        struct ieee80211_node *);
        void                    (*ic_node_copy)(struct ieee80211com *,
                                        struct ieee80211_node *,
                                        const struct ieee80211_node *);
        u_int8_t                (*ic_node_getrssi)(struct ieee80211com *,
                                        const struct ieee80211_node *);
        int                     (*ic_node_checkrssi)(struct ieee80211com *,
                                        const struct ieee80211_node *);
        u_int8_t                ic_max_rssi;
        struct ieee80211_tree   ic_tree;
        int                     ic_nnodes;      /* length of ic_nnodes */
        int                     ic_max_nnodes;  /* max length of ic_nnodes */
        u_int16_t               ic_lintval;     /* listen interval */
        int16_t                 ic_txpower;     /* tx power setting (dBm) */
        int                     ic_bmissthres;  /* beacon miss threshold */
        int                     ic_mgt_timer;   /* mgmt timeout */
#ifndef IEEE80211_STA_ONLY
        struct timeout          ic_inact_timeout; /* node inactivity timeout */
        struct timeout          ic_node_cache_timeout;
#endif
        struct task             ic_rtm_80211info_task;
        int                     ic_des_esslen;
        u_int8_t                ic_des_essid[IEEE80211_NWID_LEN];
        struct ieee80211_channel *ic_des_chan;  /* desired channel */
        u_int8_t                ic_des_bssid[IEEE80211_ADDR_LEN];
        struct ieee80211_key    ic_nw_keys[IEEE80211_GROUP_NKID];
        int                     ic_def_txkey;   /* group data key index */
#define ic_wep_txkey    ic_def_txkey
        int                     ic_igtk_kid;    /* IGTK key index */
        u_int32_t               ic_iv;          /* initial vector for wep */
        struct ieee80211_stats  ic_stats;       /* statistics */
        struct timeval          ic_last_merge_print;    /* for rate-limiting
                                                         * IBSS merge print-outs
                                                         */
        struct ieee80211_edca_ac_params ic_edca_ac[EDCA_NUM_AC];
        u_int                   ic_edca_updtcount;
        u_int                   ic_edca_txop_count[EDCA_NUM_AC];
        struct timeval          ic_edca_txop_time[EDCA_NUM_AC];
        u_int16_t               ic_tid_noack;
        u_int8_t                ic_globalcnt[EAPOL_KEY_NONCE_LEN];
        u_int8_t                ic_nonce[EAPOL_KEY_NONCE_LEN];
        u_int8_t                ic_psk[IEEE80211_PMK_LEN];
        struct timeout          ic_rsn_timeout;
        time_t                  ic_tkip_micfail;
        u_int64_t               ic_tkip_micfail_last_tsc;
#ifndef IEEE80211_STA_ONLY
        struct timeout          ic_tkip_micfail_timeout;
#endif

        TAILQ_HEAD(, ieee80211_pmk) ic_pmksa;   /* PMKSA cache */
        u_int                   ic_rsnprotos;
        u_int                   ic_rsnakms;
        u_int                   ic_rsnciphers;
        enum ieee80211_cipher   ic_rsngroupcipher;
        enum ieee80211_cipher   ic_rsngroupmgmtcipher;

#ifdef notyet
        struct ieee80211_defrag ic_defrag[IEEE80211_DEFRAG_SIZE];
        int                     ic_defrag_cur;
#endif

        u_int8_t                *ic_tim_bitmap;
        u_int                   ic_tim_len;
        u_int                   ic_tim_mcast_pending;
        u_int                   ic_dtim_period;
        u_int                   ic_dtim_count;

        u_int32_t               ic_txbfcaps;
        u_int16_t               ic_htcaps;
        u_int8_t                ic_ampdu_params;
        u_int8_t                ic_sup_mcs[howmany(80, NBBY)];
        u_int16_t               ic_max_rxrate;  /* in Mb/s, 0 <= rate <= 1023 */
        u_int8_t                ic_tx_mcs_set;
        u_int16_t               ic_htxcaps;
        u_int8_t                ic_aselcaps;
        u_int8_t                ic_dialog_token;
        int                     ic_fixed_mcs;

        uint32_t                ic_vhtcaps;
        uint16_t                ic_vht_rxmcs;
        uint16_t                ic_vht_rx_max_lgi_mbit_s;
        uint16_t                ic_vht_txmcs;
        uint16_t                ic_vht_tx_max_lgi_mbit_s;

        u_int8_t                ic_he_mac_cap[IEEE80211_HE_MAC_CAPS_LEN];
        u_int8_t                ic_he_phy_cap[IEEE80211_HE_PHY_CAPS_LEN];
        uint16_t                ic_he_rxmcs_80;
        uint16_t                ic_he_txmcs_80;
        uint16_t                ic_he_rxmcs_160;
        uint16_t                ic_he_txmcs_160;
        uint16_t                ic_he_rxmcs_80p80;
        uint16_t                ic_he_txmcs_80p80;

        TAILQ_HEAD(, ieee80211_ess)      ic_ess;
};
#define ic_if           ic_ac.ac_if
#define ic_softc        ic_if.if_softc

/* list of APs we want to automatically use */
/* all data is copied from struct ieee80211com */
struct ieee80211_ess {
        /* nwid */
        int                     esslen;
        u_int8_t                essid[IEEE80211_NWID_LEN];

        /* clear/wep/wpa */
        u_int32_t               flags;

        /* nwkey */
        struct ieee80211_key    nw_keys[IEEE80211_GROUP_NKID];
        int                     def_txkey;

        /* wpakey */
        u_int8_t                psk[IEEE80211_PMK_LEN];
        u_int                   rsnprotos;
        u_int                   rsnakms;
        u_int                   rsnciphers;
        enum ieee80211_cipher   rsngroupcipher;

        TAILQ_ENTRY(ieee80211_ess) ess_next;
};

#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 */
#define IEEE80211_F_ASCAN       0x00000001      /* STATUS: active scan */
#define IEEE80211_F_SIBSS       0x00000002      /* STATUS: start IBSS */
#define IEEE80211_F_WEPON       0x00000100      /* CONF: WEP enabled */
#define IEEE80211_F_IBSSON      0x00000200      /* CONF: IBSS creation enable */
#define IEEE80211_F_PMGTON      0x00000400      /* CONF: Power mgmt enable */
#define IEEE80211_F_DESBSSID    0x00000800      /* CONF: des_bssid is set */
#define IEEE80211_F_ROAMING     0x00002000      /* CONF: roaming enabled */
#define IEEE80211_F_TXPMGT      0x00018000      /* STATUS: tx power */
#define IEEE80211_F_TXPOW_OFF   0x00000000      /* TX Power: radio disabled */
#define IEEE80211_F_TXPOW_FIXED 0x00008000      /* TX Power: fixed rate */
#define IEEE80211_F_TXPOW_AUTO  0x00010000      /* TX Power: undefined */
#define IEEE80211_F_SHSLOT      0x00020000      /* STATUS: short slot time */
#define IEEE80211_F_SHPREAMBLE  0x00040000      /* STATUS: short preamble */
#define IEEE80211_F_QOS         0x00080000      /* CONF: QoS enabled */
#define IEEE80211_F_USEPROT     0x00100000      /* STATUS: protection enabled */
#define IEEE80211_F_RSNON       0x00200000      /* CONF: RSN enabled */
#define IEEE80211_F_PSK         0x00400000      /* CONF: pre-shared key set */
#define IEEE80211_F_COUNTERM    0x00800000      /* STATUS: countermeasures */
#define IEEE80211_F_MFPR        0x01000000      /* CONF: MFP required */
#define IEEE80211_F_HTON        0x02000000      /* CONF: HT enabled */
#define IEEE80211_F_PBAR        0x04000000      /* CONF: PBAC required */
#define IEEE80211_F_BGSCAN      0x08000000      /* STATUS: background scan */
#define IEEE80211_F_AUTO_JOIN   0x10000000      /* CONF: auto-join active */
#define IEEE80211_F_VHTON       0x20000000      /* CONF: VHT enabled */
#define IEEE80211_F_HEON        0x40000000      /* CONF: HE enabled */

/* ic_xflags */
#define IEEE80211_F_TX_MGMT_ONLY 0x00000001     /* leave data frames on ifq */

/* ic_caps */
#define IEEE80211_C_WEP         0x00000001      /* CAPABILITY: WEP available */
#define IEEE80211_C_IBSS        0x00000002      /* CAPABILITY: IBSS available */
#define IEEE80211_C_PMGT        0x00000004      /* CAPABILITY: Power mgmt */
#define IEEE80211_C_HOSTAP      0x00000008      /* CAPABILITY: HOSTAP avail */
#define IEEE80211_C_AHDEMO      0x00000010      /* CAPABILITY: Old Adhoc Demo */
#define IEEE80211_C_APPMGT      0x00000020      /* CAPABILITY: AP power mgmt */
#define IEEE80211_C_TXPMGT      0x00000040      /* CAPABILITY: tx power mgmt */
#define IEEE80211_C_SHSLOT      0x00000080      /* CAPABILITY: short slottime */
#define IEEE80211_C_SHPREAMBLE  0x00000100      /* CAPABILITY: short preamble */
#define IEEE80211_C_MONITOR     0x00000200      /* CAPABILITY: monitor mode */
#define IEEE80211_C_SCANALL     0x00000400      /* CAPABILITY: scan all chan */
#define IEEE80211_C_QOS         0x00000800      /* CAPABILITY: QoS avail */
#define IEEE80211_C_RSN         0x00001000      /* CAPABILITY: RSN avail */
#define IEEE80211_C_MFP         0x00002000      /* CAPABILITY: MFP avail */
#define IEEE80211_C_RAWCTL      0x00004000      /* CAPABILITY: raw ctl */
#define IEEE80211_C_SCANALLBAND 0x00008000      /* CAPABILITY: scan all bands */
#define IEEE80211_C_TX_AMPDU    0x00010000      /* CAPABILITY: send A-MPDU */
#define IEEE80211_C_ADDBA_OFFLOAD 0x00020000    /* CAPABILITY: ADDBA offload */

/* flags for ieee80211_fix_rate() */
#define IEEE80211_F_DOSORT      0x00000001      /* sort rate list */
#define IEEE80211_F_DOFRATE     0x00000002      /* use fixed rate */
#define IEEE80211_F_DONEGO      0x00000004      /* calc negotiated rate */
#define IEEE80211_F_DODEL       0x00000008      /* delete ignore rate */

void    ieee80211_ifattach(struct ifnet *);
void    ieee80211_ifdetach(struct ifnet *);
void    ieee80211_channel_init(struct ifnet *);
void    ieee80211_media_init(struct ifnet *, ifm_change_cb_t, ifm_stat_cb_t);
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_get_rate(struct ieee80211com *);
void    ieee80211_watchdog(struct ifnet *);
int     ieee80211_fix_rate(struct ieee80211com *, struct ieee80211_node *, int);
uint64_t        ieee80211_rate2media(struct ieee80211com *, int,
                    enum ieee80211_phymode);
int     ieee80211_media2rate(uint64_t);
uint64_t        ieee80211_mcs2media(struct ieee80211com *, int,
                    enum ieee80211_phymode);
int     ieee80211_media2mcs(uint64_t);
u_int8_t ieee80211_rate2plcp(u_int8_t, enum ieee80211_phymode);
u_int8_t ieee80211_plcp2rate(u_int8_t, enum ieee80211_phymode);
u_int   ieee80211_mhz2ieee(u_int, u_int);
u_int   ieee80211_chan2ieee(struct ieee80211com *,
                const struct ieee80211_channel *);
u_int   ieee80211_ieee2mhz(u_int, u_int);
int     ieee80211_min_basic_rate(struct ieee80211com *);
int     ieee80211_max_basic_rate(struct ieee80211com *);
int     ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode);
enum ieee80211_phymode ieee80211_next_mode(struct ifnet *);
void    ieee80211_disable_wep(struct ieee80211com *); 
void    ieee80211_disable_rsn(struct ieee80211com *); 
int     ieee80211_add_ess(struct ieee80211com *, struct ieee80211_join *);
void    ieee80211_del_ess(struct ieee80211com *, char *, int, int);
void    ieee80211_set_ess(struct ieee80211com *, struct ieee80211_ess *,
            struct ieee80211_node *);
void    ieee80211_deselect_ess(struct ieee80211com *);
struct ieee80211_ess *ieee80211_get_ess(struct ieee80211com *, const char *, int);
void    ieee80211_begin_bgscan(struct ifnet *);

extern  int ieee80211_cache_size;

#endif /* _NET80211_IEEE80211_VAR_H_ */