diff options
Diffstat (limited to 'drivers/staging/brcm80211/sys/wlc_bsscfg.h')
| -rw-r--r-- | drivers/staging/brcm80211/sys/wlc_bsscfg.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/drivers/staging/brcm80211/sys/wlc_bsscfg.h b/drivers/staging/brcm80211/sys/wlc_bsscfg.h new file mode 100644 index 0000000..ae5542a --- /dev/null +++ b/drivers/staging/brcm80211/sys/wlc_bsscfg.h @@ -0,0 +1,152 @@ +/* + * Copyright (c) 2010 Broadcom Corporation + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _WLC_BSSCFG_H_ +#define _WLC_BSSCFG_H_ + +#include <wlc_types.h> + +/* Check if a particular BSS config is AP or STA */ +#define BSSCFG_AP(cfg) (0) +#define BSSCFG_STA(cfg) (1) + +#define BSSCFG_IBSS(cfg) (!(cfg)->BSS) + +/* forward declarations */ +typedef struct wlc_bsscfg wlc_bsscfg_t; + +#include <wlc_rate.h> + +#define NTXRATE 64 /* # tx MPDUs rate is reported for */ +#define MAXMACLIST 64 /* max # source MAC matches */ +#define BCN_TEMPLATE_COUNT 2 + +/* Iterator for "associated" STA bss configs: (wlc_info_t *wlc, int idx, wlc_bsscfg_t *cfg) */ +#define FOREACH_AS_STA(wlc, idx, cfg) \ + for (idx = 0; (int) idx < WLC_MAXBSSCFG; idx++) \ + if ((cfg = (wlc)->bsscfg[idx]) && BSSCFG_STA(cfg) && cfg->associated) + +/* As above for all non-NULL BSS configs */ +#define FOREACH_BSS(wlc, idx, cfg) \ + for (idx = 0; (int) idx < WLC_MAXBSSCFG; idx++) \ + if ((cfg = (wlc)->bsscfg[idx])) + +/* BSS configuration state */ +struct wlc_bsscfg { + struct wlc_info *wlc; /* wlc to which this bsscfg belongs to. */ + bool up; /* is this configuration up operational */ + bool enable; /* is this configuration enabled */ + bool associated; /* is BSS in ASSOCIATED state */ + bool BSS; /* infraustructure or adhac */ + bool dtim_programmed; +#ifdef LATER + bool _ap; /* is this configuration an AP */ + struct wlc_if *wlcif; /* virtual interface, NULL for primary bsscfg */ + void *sup; /* pointer to supplicant state */ + s8 sup_type; /* type of supplicant */ + bool sup_enable_wpa; /* supplicant WPA on/off */ + void *authenticator; /* pointer to authenticator state */ + bool sup_auth_pending; /* flag for auth timeout */ +#endif + u8 SSID_len; /* the length of SSID */ + u8 SSID[DOT11_MAX_SSID_LEN]; /* SSID string */ + struct scb *bcmc_scb[MAXBANDS]; /* one bcmc_scb per band */ + s8 _idx; /* the index of this bsscfg, + * assigned at wlc_bsscfg_alloc() + */ + /* MAC filter */ + uint nmac; /* # of entries on maclist array */ + int macmode; /* allow/deny stations on maclist array */ + struct ether_addr *maclist; /* list of source MAC addrs to match */ + + /* security */ + u32 wsec; /* wireless security bitvec */ + s16 auth; /* 802.11 authentication: Open, Shared Key, WPA */ + s16 openshared; /* try Open auth first, then Shared Key */ + bool wsec_restrict; /* drop unencrypted packets if wsec is enabled */ + bool eap_restrict; /* restrict data until 802.1X auth succeeds */ + u16 WPA_auth; /* WPA: authenticated key management */ + bool wpa2_preauth; /* default is true, wpa_cap sets value */ + bool wsec_portopen; /* indicates keys are plumbed */ + wsec_iv_t wpa_none_txiv; /* global txiv for WPA_NONE, tkip and aes */ + int wsec_index; /* 0-3: default tx key, -1: not set */ + wsec_key_t *bss_def_keys[WLC_DEFAULT_KEYS]; /* default key storage */ + + /* TKIP countermeasures */ + bool tkip_countermeasures; /* flags TKIP no-assoc period */ + u32 tk_cm_dt; /* detect timer */ + u32 tk_cm_bt; /* blocking timer */ + u32 tk_cm_bt_tmstmp; /* Timestamp when TKIP BT is activated */ + bool tk_cm_activate; /* activate countermeasures after EAPOL-Key sent */ + + struct ether_addr BSSID; /* BSSID (associated) */ + struct ether_addr cur_etheraddr; /* h/w address */ + u16 bcmc_fid; /* the last BCMC FID queued to TX_BCMC_FIFO */ + u16 bcmc_fid_shm; /* the last BCMC FID written to shared mem */ + + u32 flags; /* WLC_BSSCFG flags; see below */ + + u8 *bcn; /* AP beacon */ + uint bcn_len; /* AP beacon length */ + bool ar_disassoc; /* disassociated in associated recreation */ + + int auth_atmptd; /* auth type (open/shared) attempted */ + + pmkid_cand_t pmkid_cand[MAXPMKID]; /* PMKID candidate list */ + uint npmkid_cand; /* num PMKID candidates */ + pmkid_t pmkid[MAXPMKID]; /* PMKID cache */ + uint npmkid; /* num cached PMKIDs */ + + wlc_bss_info_t *target_bss; /* BSS parms during tran. to ASSOCIATED state */ + wlc_bss_info_t *current_bss; /* BSS parms in ASSOCIATED state */ + + /* PM states */ + bool PMawakebcn; /* bcn recvd during current waking state */ + bool PMpending; /* waiting for tx status with PM indicated set */ + bool priorPMstate; /* Detecting PM state transitions */ + bool PSpoll; /* whether there is an outstanding PS-Poll frame */ + + /* BSSID entry in RCMTA, use the wsec key management infrastructure to + * manage the RCMTA entries. + */ + wsec_key_t *rcmta; + + /* 'unique' ID of this bsscfg, assigned at bsscfg allocation */ + u16 ID; + + uint txrspecidx; /* index into tx rate circular buffer */ + ratespec_t txrspec[NTXRATE][2]; /* circular buffer of prev MPDUs tx rates */ +}; + +#define WLC_BSSCFG_11N_DISABLE 0x1000 /* Do not advertise .11n IEs for this BSS */ +#define WLC_BSSCFG_HW_BCN 0x20 /* The BSS is generating beacons in HW */ + +#define HWBCN_ENAB(cfg) (((cfg)->flags & WLC_BSSCFG_HW_BCN) != 0) +#define HWPRB_ENAB(cfg) (((cfg)->flags & WLC_BSSCFG_HW_PRB) != 0) + +extern void wlc_bsscfg_ID_assign(struct wlc_info *wlc, wlc_bsscfg_t * bsscfg); + +/* Extend N_ENAB to per-BSS */ +#define BSS_N_ENAB(wlc, cfg) \ + (N_ENAB((wlc)->pub) && !((cfg)->flags & WLC_BSSCFG_11N_DISABLE)) + +#define MBSS_BCN_ENAB(cfg) 0 +#define MBSS_PRB_ENAB(cfg) 0 +#define SOFTBCN_ENAB(pub) (0) +#define SOFTPRB_ENAB(pub) (0) +#define wlc_bsscfg_tx_check(a) do { } while (0); + +#endif /* _WLC_BSSCFG_H_ */ |
