ieee80211_var.h revision 172211
1/*- 2 * Copyright (c) 2001 Atsushi Onoe 3 * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/net80211/ieee80211_var.h 172211 2007-09-17 19:07:24Z sam $ 27 */ 28#ifndef _NET80211_IEEE80211_VAR_H_ 29#define _NET80211_IEEE80211_VAR_H_ 30 31/* 32 * Definitions for IEEE 802.11 drivers. 33 */ 34#define IEEE80211_DEBUG 35#undef IEEE80211_DEBUG_REFCNT /* node refcnt stuff */ 36 37/* NB: portability glue must go first */ 38#ifdef __NetBSD__ 39#include <net80211/ieee80211_netbsd.h> 40#elif __FreeBSD__ 41#include <net80211/ieee80211_freebsd.h> 42#elif __linux__ 43#include <net80211/ieee80211_linux.h> 44#else 45#error "No support for your operating system!" 46#endif 47 48#include <net80211/_ieee80211.h> 49#include <net80211/ieee80211.h> 50#include <net80211/ieee80211_crypto.h> 51#include <net80211/ieee80211_ioctl.h> /* for ieee80211_stats */ 52#include <net80211/ieee80211_node.h> 53#include <net80211/ieee80211_power.h> 54#include <net80211/ieee80211_proto.h> 55#include <net80211/ieee80211_scan.h> 56 57#define IEEE80211_TXPOWER_MAX 100 /* .5 dbM (XXX units?) */ 58#define IEEE80211_TXPOWER_MIN 0 /* kill radio */ 59 60#define IEEE80211_DTIM_DEFAULT 1 /* default DTIM period */ 61#define IEEE80211_BINTVAL_DEFAULT 100 /* default beacon interval (TU's) */ 62 63#define IEEE80211_BMISS_MAX 2 /* maximum consecutive bmiss allowed */ 64#define IEEE80211_HWBMISS_DEFAULT 7 /* h/w bmiss threshold (beacons) */ 65 66#define IEEE80211_BGSCAN_INTVAL_MIN 15 /* min bg scan intvl (secs) */ 67#define IEEE80211_BGSCAN_INTVAL_DEFAULT (5*60) /* default bg scan intvl */ 68 69#define IEEE80211_BGSCAN_IDLE_MIN 100 /* min idle time (ms) */ 70#define IEEE80211_BGSCAN_IDLE_DEFAULT 250 /* default idle time (ms) */ 71 72#define IEEE80211_SCAN_VALID_MIN 10 /* min scan valid time (secs) */ 73#define IEEE80211_SCAN_VALID_DEFAULT 60 /* default scan valid time */ 74 75#define IEEE80211_PS_SLEEP 0x1 /* STA is in power saving mode */ 76#define IEEE80211_PS_MAX_QUEUE 50 /* maximum saved packets */ 77 78#define IEEE80211_FIXED_RATE_NONE -1 79#define IEEE80211_MCAST_RATE_DEFAULT (2*1) /* default mcast rate (1M) */ 80 81#define IEEE80211_RTS_DEFAULT IEEE80211_RTS_MAX 82#define IEEE80211_FRAG_DEFAULT IEEE80211_FRAG_MAX 83 84#define IEEE80211_MS_TO_TU(x) (((x) * 1000) / 1024) 85#define IEEE80211_TU_TO_MS(x) (((x) * 1024) / 1000) 86#define IEEE80211_TU_TO_TICKS(x)(((x) * 1024 * hz) / (1000 * 1000)) 87 88struct ieee80211_aclator; 89struct sysctl_ctx_list; 90 91struct ieee80211com { 92 SLIST_ENTRY(ieee80211com) ic_next; 93 struct ifnet *ic_ifp; /* associated device */ 94 ieee80211_com_lock_t ic_comlock; /* state update lock */ 95 ieee80211_beacon_lock_t ic_beaconlock; /* beacon update lock */ 96 struct ieee80211_stats ic_stats; /* statistics */ 97 struct sysctl_ctx_list *ic_sysctl; /* dynamic sysctl context */ 98 uint32_t ic_debug; /* debug msg flags */ 99 int ic_vap; /* virtual AP index */ 100 int ic_headroom; /* driver tx headroom needs */ 101 enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */ 102 enum ieee80211_opmode ic_opmode; /* operation mode */ 103 struct ifmedia ic_media; /* interface media config */ 104 uint8_t ic_myaddr[IEEE80211_ADDR_LEN]; 105 106 uint32_t ic_flags; /* state flags */ 107 uint32_t ic_flags_ext; /* extended state flags */ 108 uint32_t ic_caps; /* capabilities */ 109 uint8_t ic_modecaps[2]; /* set of mode capabilities */ 110 uint16_t ic_curmode; /* current mode */ 111 struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX]; 112 uint16_t ic_bintval; /* beacon interval */ 113 uint16_t ic_lintval; /* listen interval */ 114 uint16_t ic_holdover; /* PM hold over duration */ 115 uint16_t ic_txpowlimit; /* global tx power limit */ 116 uint32_t ic_htcaps; /* HT capabilities */ 117 int ic_ampdu_rxmax; /* A-MPDU rx limit (bytes) */ 118 int ic_ampdu_density;/* A-MPDU density */ 119 int ic_ampdu_limit; /* A-MPDU tx limit (bytes) */ 120 int ic_amsdu_limit; /* A-MSDU tx limit (bytes) */ 121 122 /* 123 * Channel state: 124 * 125 * ic_channels is the set of available channels for the device; 126 * it is setup by the driver 127 * ic_nchans is the number of valid entries in ic_channels 128 * ic_chan_avail is a bit vector of these channels used to check 129 * whether a channel is available w/o searching the channel table. 130 * ic_chan_active is a (potentially) constrained subset of 131 * ic_chan_avail that reflects any mode setting or user-specified 132 * limit on the set of channels to use/scan 133 * ic_curchan is the current channel the device is set to; it may 134 * be different from ic_bsschan when we are off-channel scanning 135 * or otherwise doing background work 136 * ic_bsschan is the channel selected for operation; it may 137 * be undefined (IEEE80211_CHAN_ANYC) 138 * ic_prevchan is a cached ``previous channel'' used to optimize 139 * lookups when switching back+forth between two channels 140 * (e.g. for dynamic turbo) 141 */ 142 int ic_nchans; /* # entries in ic_channels */ 143 struct ieee80211_channel ic_channels[IEEE80211_CHAN_MAX+1]; 144 uint8_t ic_chan_avail[IEEE80211_CHAN_BYTES]; 145 uint8_t ic_chan_active[IEEE80211_CHAN_BYTES]; 146 uint8_t ic_chan_scan[IEEE80211_CHAN_BYTES]; 147 struct ieee80211_channel *ic_curchan; /* current channel */ 148 struct ieee80211_channel *ic_bsschan; /* bss channel */ 149 struct ieee80211_channel *ic_prevchan; /* previous channel */ 150 int ic_countrycode; /* ISO country code */ 151 uint16_t ic_regdomain; /* regulatory domain */ 152 uint8_t ic_location; /* unknown, indoor, outdoor */ 153 154 struct ieee80211_scan_state *ic_scan; /* scan state */ 155 enum ieee80211_roamingmode ic_roaming; /* roaming mode */ 156 int ic_lastdata; /* time of last data frame */ 157 int ic_lastscan; /* time last scan completed */ 158 int ic_des_nssid; /* # desired ssids */ 159 struct ieee80211_scan_ssid ic_des_ssid[1];/* desired ssid table */ 160 uint8_t ic_des_bssid[IEEE80211_ADDR_LEN]; 161 struct ieee80211_channel *ic_des_chan; /* desired channel */ 162 int ic_des_mode; /* desired phymode */ 163 u_int ic_bgscanidle; /* bg scan idle threshold */ 164 u_int ic_bgscanintvl; /* bg scan min interval */ 165 u_int ic_scanvalid; /* scan cache valid threshold */ 166 struct ieee80211_roam ic_roam; /* sta-mode roaming state */ 167 168 struct ieee80211_node_table ic_sta; /* stations/neighbors */ 169 170 struct ieee80211_wme_state ic_wme; /* WME/WMM state */ 171 const struct ieee80211_aclator *ic_acl; /* aclator glue */ 172 void *ic_as; /* private aclator state */ 173 174 enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */ 175 uint16_t ic_nonerpsta; /* # non-ERP stations */ 176 uint16_t ic_longslotsta; /* # long slot time stations */ 177 uint16_t ic_sta_assoc; /* stations associated */ 178 uint8_t ic_curhtprotmode;/* HTINFO bss state */ 179 int ic_lastnonerp; /* last time non-ERP sta noted*/ 180 181 struct ifqueue ic_mgtq; 182 enum ieee80211_state ic_state; /* 802.11 state */ 183 struct callout ic_mgtsend; /* mgmt frame response timer */ 184 uint32_t *ic_aid_bitmap; /* association id map */ 185 uint16_t ic_max_aid; 186 uint16_t ic_ps_sta; /* stations in power save */ 187 uint16_t ic_ps_pending; /* ps sta's w/ pending frames */ 188 uint8_t *ic_tim_bitmap; /* power-save stations w/ data*/ 189 uint16_t ic_tim_len; /* ic_tim_bitmap size (bytes) */ 190 uint8_t ic_dtim_period; /* DTIM period */ 191 uint8_t ic_dtim_count; /* DTIM count for last bcn */ 192 struct bpf_if *ic_rawbpf; /* packet filter structure */ 193 struct ieee80211_node *ic_bss; /* information for this node */ 194 int ic_fixed_rate; /* 802.11 rate or -1 */ 195 int ic_mcast_rate; /* rate for mcast frames */ 196 uint16_t ic_rtsthreshold; 197 uint16_t ic_fragthreshold; 198 uint8_t ic_bmissthreshold; 199 uint8_t ic_bmiss_count; /* current beacon miss count */ 200 int ic_bmiss_max; /* max bmiss before scan */ 201 uint16_t ic_swbmiss_count;/* beacons in last period */ 202 uint16_t ic_swbmiss_period;/* s/w bmiss period */ 203 struct callout ic_swbmiss; /* s/w beacon miss timer */ 204 205 uint16_t ic_txmin; /* min tx retry count */ 206 uint16_t ic_txmax; /* max tx retry count */ 207 uint16_t ic_txlifetime; /* tx lifetime */ 208 struct callout ic_inact; /* inactivity timer wait */ 209 void *ic_opt_ie; /* user-specified IE's */ 210 uint16_t ic_opt_ie_len; /* length of ni_opt_ie */ 211 int ic_inact_init; /* initial setting */ 212 int ic_inact_auth; /* auth but not assoc setting */ 213 int ic_inact_run; /* authorized setting */ 214 int ic_inact_probe; /* inactive probe time */ 215 216 /* 217 * Cipher state/configuration. 218 */ 219 struct ieee80211_crypto_state ic_crypto; 220#define ic_nw_keys ic_crypto.cs_nw_keys /* XXX compatibility */ 221#define ic_def_txkey ic_crypto.cs_def_txkey /* XXX compatibility */ 222 /* 223 * 802.1x glue. When an authenticator attaches it 224 * fills in this section. We assume that when ic_ec 225 * is setup that the methods are safe to call. 226 */ 227 const struct ieee80211_authenticator *ic_auth; 228 struct eapolcom *ic_ec; 229 230 /* send/recv 802.11 management frame */ 231 int (*ic_send_mgmt)(struct ieee80211com *, 232 struct ieee80211_node *, int, int); 233 void (*ic_recv_mgmt)(struct ieee80211com *, 234 struct mbuf *, struct ieee80211_node *, 235 int, int, int, uint32_t); 236 /* send raw 802.11 frame */ 237 int (*ic_raw_xmit)(struct ieee80211_node *, 238 struct mbuf *, 239 const struct ieee80211_bpf_params *); 240 /* reset device state after 802.11 parameter/state change */ 241 int (*ic_reset)(struct ifnet *); 242 /* [schedule] beacon frame update */ 243 void (*ic_update_beacon)(struct ieee80211com *, int); 244 /* update device state for 802.11 slot time change */ 245 void (*ic_updateslot)(struct ifnet *); 246 /* new station association callback/notification */ 247 void (*ic_newassoc)(struct ieee80211_node *, int); 248 /* node state management */ 249 struct ieee80211_node *(*ic_node_alloc)(struct ieee80211_node_table*); 250 void (*ic_node_free)(struct ieee80211_node *); 251 void (*ic_node_cleanup)(struct ieee80211_node *); 252 int8_t (*ic_node_getrssi)(const struct ieee80211_node*); 253 void (*ic_node_getsignal)(const struct ieee80211_node*, 254 int8_t *, int8_t *); 255 /* scanning support */ 256 void (*ic_scan_start)(struct ieee80211com *); 257 void (*ic_scan_end)(struct ieee80211com *); 258 void (*ic_set_channel)(struct ieee80211com *); 259 void (*ic_scan_curchan)(struct ieee80211com *, 260 unsigned long); 261 void (*ic_scan_mindwell)(struct ieee80211com *); 262 /* per-vap eventually... */ 263 int (*ic_newstate)(struct ieee80211com *, 264 enum ieee80211_state, int); 265 void (*ic_set_tim)(struct ieee80211_node *, int); 266 267 /* 268 * 802.11n ADDBA support. A simple/generic implementation 269 * of A-MPDU tx aggregation is provided; the driver may 270 * override these methods to provide their own support. 271 * A-MPDU rx re-ordering happens automatically if the 272 * driver passes out-of-order frames to ieee80211_input 273 * from an assocated HT station. 274 */ 275 void (*ic_recv_action)(struct ieee80211_node *, 276 const uint8_t *frm, const uint8_t *efrm); 277 int (*ic_send_action)(struct ieee80211_node *, 278 int category, int action, 279 uint16_t args[4]); 280 /* start/stop doing A-MPDU tx aggregation for a station */ 281 int (*ic_addba_request)(struct ieee80211_node *, 282 struct ieee80211_tx_ampdu *, 283 int dialogtoken, int baparamset, 284 int batimeout); 285 int (*ic_addba_response)(struct ieee80211_node *, 286 struct ieee80211_tx_ampdu *, 287 int status, int baparamset, int batimeout); 288 void (*ic_addba_stop)(struct ieee80211_node *, 289 struct ieee80211_tx_ampdu *); 290}; 291 292#define IEEE80211_ADDR_EQ(a1,a2) (memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0) 293#define IEEE80211_ADDR_COPY(dst,src) memcpy(dst,src,IEEE80211_ADDR_LEN) 294 295/* ic_flags */ 296/* NB: bits 0x4c available */ 297#define IEEE80211_F_TURBOP 0x00000001 /* CONF: ATH Turbo enabled*/ 298#define IEEE80211_F_COMP 0x00000002 /* CONF: ATH comp enabled */ 299#define IEEE80211_F_FF 0x00000004 /* CONF: ATH FF enabled */ 300#define IEEE80211_F_BURST 0x00000008 /* CONF: bursting enabled */ 301/* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */ 302#define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */ 303#define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */ 304#define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */ 305#define IEEE80211_F_ASCAN 0x00000100 /* STATUS: active scan */ 306#define IEEE80211_F_SIBSS 0x00000200 /* STATUS: start IBSS */ 307/* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */ 308#define IEEE80211_F_SHSLOT 0x00000400 /* STATUS: use short slot time*/ 309#define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */ 310#define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */ 311#define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */ 312#define IEEE80211_F_BGSCAN 0x00004000 /* CONF: bg scan enabled (???)*/ 313#define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */ 314#define IEEE80211_F_TXPOW_FIXED 0x00010000 /* TX Power: fixed rate */ 315#define IEEE80211_F_IBSSON 0x00020000 /* CONF: IBSS creation enable */ 316#define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */ 317#define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */ 318#define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */ 319#define IEEE80211_F_USEBARKER 0x00200000 /* STATUS: use barker preamble*/ 320#define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */ 321#define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */ 322#define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */ 323#define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */ 324#define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */ 325#define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */ 326#define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */ 327#define IEEE80211_F_DOTH 0x40000000 /* CONF: 11h enabled */ 328 329/* Atheros protocol-specific flags */ 330#define IEEE80211_F_ATHEROS \ 331 (IEEE80211_F_FF | IEEE80211_F_COMP | IEEE80211_F_TURBOP) 332/* Check if an Atheros capability was negotiated for use */ 333#define IEEE80211_ATH_CAP(ic, ni, bit) \ 334 ((ic)->ic_flags & (ni)->ni_ath_flags & (bit)) 335 336/* ic_flags_ext */ 337#define IEEE80211_FEXT_WDS 0x00000001 /* CONF: 4 addr allowed */ 338#define IEEE80211_FEXT_INACT 0x00000002 /* CONF: sta inact handling */ 339/* 0x00000006 reserved */ 340#define IEEE80211_FEXT_BGSCAN 0x00000008 /* STATUS: complete bgscan */ 341#define IEEE80211_FEXT_NONERP_PR 0x00000200 /* STATUS: non-ERP sta present*/ 342#define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */ 343#define IEEE80211_FEXT_PROBECHAN 0x00020000 /* CONF: probe passive channel*/ 344#define IEEE80211_FEXT_HT 0x00080000 /* CONF: HT supported */ 345#define IEEE80211_FEXT_AMPDU_TX 0x00100000 /* CONF: A-MPDU tx supported */ 346#define IEEE80211_FEXT_AMPDU_RX 0x00200000 /* CONF: A-MPDU tx supported */ 347#define IEEE80211_FEXT_AMSDU_TX 0x00400000 /* CONF: A-MSDU tx supported */ 348#define IEEE80211_FEXT_AMSDU_RX 0x00800000 /* CONF: A-MSDU tx supported */ 349#define IEEE80211_FEXT_USEHT40 0x01000000 /* CONF: 20/40 use enabled */ 350#define IEEE80211_FEXT_PUREN 0x02000000 /* CONF: 11n w/o legacy sta's */ 351#define IEEE80211_FEXT_SHORTGI20 0x04000000 /* CONF: short GI in HT20 */ 352#define IEEE80211_FEXT_SHORTGI40 0x08000000 /* CONF: short GI in HT40 */ 353#define IEEE80211_FEXT_HTCOMPAT 0x10000000 /* CONF: HT vendor OUI's */ 354 355/* ic_caps */ 356#define IEEE80211_C_WEP 0x00000001 /* CAPABILITY: WEP available */ 357#define IEEE80211_C_TKIP 0x00000002 /* CAPABILITY: TKIP available */ 358#define IEEE80211_C_AES 0x00000004 /* CAPABILITY: AES OCB avail */ 359#define IEEE80211_C_AES_CCM 0x00000008 /* CAPABILITY: AES CCM avail */ 360#define IEEE80211_C_CKIP 0x00000020 /* CAPABILITY: CKIP available */ 361#define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */ 362#define IEEE80211_C_TURBOP 0x00000080 /* CAPABILITY: ATH Turbo avail*/ 363#define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */ 364#define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */ 365#define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ 366#define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */ 367#define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */ 368#define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */ 369#define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */ 370#define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */ 371#define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */ 372#define IEEE80211_C_TKIPMIC 0x00020000 /* CAPABILITY: TKIP MIC avail */ 373#define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ 374#define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ 375#define IEEE80211_C_WPA 0x01800000 /* CAPABILITY: WPA1+WPA2 avail*/ 376#define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */ 377#define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */ 378#define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */ 379/* 0x10000000 reserved */ 380#define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */ 381#define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */ 382/* XXX protection/barker? */ 383 384#define IEEE80211_C_CRYPTO 0x0000002f /* CAPABILITY: crypto alg's */ 385 386/* 387 * ic_htcaps: HT-specific device/driver capabilities 388 * 389 * NB: the low 16-bits are the 802.11 definitions, the upper 390 * 16-bits are used to define s/w/driver capabilities. 391 */ 392#define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */ 393#define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */ 394 395void ieee80211_ifattach(struct ieee80211com *); 396void ieee80211_ifdetach(struct ieee80211com *); 397const struct ieee80211_rateset *ieee80211_get_suprates(struct ieee80211com *ic, 398 const struct ieee80211_channel *); 399void ieee80211_announce(struct ieee80211com *); 400void ieee80211_announce_channels(struct ieee80211com *); 401void ieee80211_media_init(struct ieee80211com *, 402 ifm_change_cb_t, ifm_stat_cb_t); 403struct ieee80211com *ieee80211_find_vap(const uint8_t mac[IEEE80211_ADDR_LEN]); 404int ieee80211_media_change(struct ifnet *); 405void ieee80211_media_status(struct ifnet *, struct ifmediareq *); 406int ieee80211_ioctl(struct ieee80211com *, u_long, caddr_t); 407int ieee80211_cfgget(struct ieee80211com *, u_long, caddr_t); 408int ieee80211_cfgset(struct ieee80211com *, u_long, caddr_t); 409int ieee80211_rate2media(struct ieee80211com *, int, 410 enum ieee80211_phymode); 411int ieee80211_media2rate(int); 412int ieee80211_mhz2ieee(u_int, u_int); 413int ieee80211_chan2ieee(struct ieee80211com *, 414 const struct ieee80211_channel *); 415u_int ieee80211_ieee2mhz(u_int, u_int); 416struct ieee80211_channel *ieee80211_find_channel(struct ieee80211com *, 417 int freq, int flags); 418int ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode); 419enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *); 420 421/* 422 * Key update synchronization methods. XXX should not be visible. 423 */ 424static __inline void 425ieee80211_key_update_begin(struct ieee80211com *ic) 426{ 427 ic->ic_crypto.cs_key_update_begin(ic); 428} 429static __inline void 430ieee80211_key_update_end(struct ieee80211com *ic) 431{ 432 ic->ic_crypto.cs_key_update_end(ic); 433} 434 435/* 436 * XXX these need to be here for IEEE80211_F_DATAPAD 437 */ 438 439/* 440 * Return the space occupied by the 802.11 header and any 441 * padding required by the driver. This works for a 442 * management or data frame. 443 */ 444static __inline int 445ieee80211_hdrspace(struct ieee80211com *ic, const void *data) 446{ 447 int size = ieee80211_hdrsize(data); 448 if (ic->ic_flags & IEEE80211_F_DATAPAD) 449 size = roundup(size, sizeof(uint32_t)); 450 return size; 451} 452 453/* 454 * Like ieee80211_hdrspace, but handles any type of frame. 455 */ 456static __inline int 457ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data) 458{ 459 int size = ieee80211_anyhdrsize(data); 460 if (ic->ic_flags & IEEE80211_F_DATAPAD) 461 size = roundup(size, sizeof(uint32_t)); 462 return size; 463} 464 465/* 466 * Notify a driver that beacon state has been updated. 467 */ 468static __inline void 469ieee80211_beacon_notify(struct ieee80211com *ic, int what) 470{ 471 if (ic->ic_state == IEEE80211_S_RUN) 472 ic->ic_update_beacon(ic, what); 473} 474 475#define IEEE80211_MSG_11N 0x80000000 /* 11n mode debug */ 476#define IEEE80211_MSG_DEBUG 0x40000000 /* IFF_DEBUG equivalent */ 477#define IEEE80211_MSG_DUMPPKTS 0x20000000 /* IFF_LINK2 equivalant */ 478#define IEEE80211_MSG_CRYPTO 0x10000000 /* crypto work */ 479#define IEEE80211_MSG_INPUT 0x08000000 /* input handling */ 480#define IEEE80211_MSG_XRATE 0x04000000 /* rate set handling */ 481#define IEEE80211_MSG_ELEMID 0x02000000 /* element id parsing */ 482#define IEEE80211_MSG_NODE 0x01000000 /* node handling */ 483#define IEEE80211_MSG_ASSOC 0x00800000 /* association handling */ 484#define IEEE80211_MSG_AUTH 0x00400000 /* authentication handling */ 485#define IEEE80211_MSG_SCAN 0x00200000 /* scanning */ 486#define IEEE80211_MSG_OUTPUT 0x00100000 /* output handling */ 487#define IEEE80211_MSG_STATE 0x00080000 /* state machine */ 488#define IEEE80211_MSG_POWER 0x00040000 /* power save handling */ 489#define IEEE80211_MSG_DOT1X 0x00020000 /* 802.1x authenticator */ 490#define IEEE80211_MSG_DOT1XSM 0x00010000 /* 802.1x state machine */ 491#define IEEE80211_MSG_RADIUS 0x00008000 /* 802.1x radius client */ 492#define IEEE80211_MSG_RADDUMP 0x00004000 /* dump 802.1x radius packets */ 493#define IEEE80211_MSG_RADKEYS 0x00002000 /* dump 802.1x keys */ 494#define IEEE80211_MSG_WPA 0x00001000 /* WPA/RSN protocol */ 495#define IEEE80211_MSG_ACL 0x00000800 /* ACL handling */ 496#define IEEE80211_MSG_WME 0x00000400 /* WME protocol */ 497#define IEEE80211_MSG_SUPERG 0x00000200 /* Atheros SuperG protocol */ 498#define IEEE80211_MSG_DOTH 0x00000100 /* 802.11h support */ 499#define IEEE80211_MSG_INACT 0x00000080 /* inactivity handling */ 500#define IEEE80211_MSG_ROAM 0x00000040 /* sta-mode roaming */ 501#define IEEE80211_MSG_RATECTL 0x00000020 /* tx rate control */ 502#define IEEE80211_MSG_ACTION 0x00000010 /* action frame handling */ 503 504#define IEEE80211_MSG_ANY 0xffffffff /* anything */ 505 506#ifdef IEEE80211_DEBUG 507#define ieee80211_msg(_ic, _m) ((_ic)->ic_debug & (_m)) 508#define IEEE80211_DPRINTF(_ic, _m, _fmt, ...) do { \ 509 if (ieee80211_msg(_ic, _m)) \ 510 ieee80211_note(_ic, _fmt, __VA_ARGS__); \ 511} while (0) 512#define IEEE80211_NOTE(_ic, _m, _ni, _fmt, ...) do { \ 513 if (ieee80211_msg(_ic, _m)) \ 514 ieee80211_note_mac(_ic, (_ni)->ni_macaddr, _fmt, __VA_ARGS__);\ 515} while (0) 516#define IEEE80211_NOTE_MAC(_ic, _m, _mac, _fmt, ...) do { \ 517 if (ieee80211_msg(_ic, _m)) \ 518 ieee80211_note_mac(_ic, _mac, _fmt, __VA_ARGS__); \ 519} while (0) 520#define IEEE80211_NOTE_FRAME(_ic, _m, _wh, _fmt, ...) do { \ 521 if (ieee80211_msg(_ic, _m)) \ 522 ieee80211_note_frame(_ic, _wh, _fmt, __VA_ARGS__); \ 523} while (0) 524void ieee80211_note(struct ieee80211com *ic, const char *fmt, ...); 525void ieee80211_note_mac(struct ieee80211com *ic, 526 const uint8_t mac[IEEE80211_ADDR_LEN], const char *fmt, ...); 527void ieee80211_note_frame(struct ieee80211com *ic, 528 const struct ieee80211_frame *wh, const char *fmt, ...); 529#define ieee80211_msg_debug(_ic) \ 530 ((_ic)->ic_debug & IEEE80211_MSG_DEBUG) 531#define ieee80211_msg_dumppkts(_ic) \ 532 ((_ic)->ic_debug & IEEE80211_MSG_DUMPPKTS) 533#define ieee80211_msg_input(_ic) \ 534 ((_ic)->ic_debug & IEEE80211_MSG_INPUT) 535#define ieee80211_msg_radius(_ic) \ 536 ((_ic)->ic_debug & IEEE80211_MSG_RADIUS) 537#define ieee80211_msg_dumpradius(_ic) \ 538 ((_ic)->ic_debug & IEEE80211_MSG_RADDUMP) 539#define ieee80211_msg_dumpradkeys(_ic) \ 540 ((_ic)->ic_debug & IEEE80211_MSG_RADKEYS) 541#define ieee80211_msg_scan(_ic) \ 542 ((_ic)->ic_debug & IEEE80211_MSG_SCAN) 543#define ieee80211_msg_assoc(_ic) \ 544 ((_ic)->ic_debug & IEEE80211_MSG_ASSOC) 545 546/* 547 * Emit a debug message about discarding a frame or information 548 * element. One format is for extracting the mac address from 549 * the frame header; the other is for when a header is not 550 * available or otherwise appropriate. 551 */ 552#define IEEE80211_DISCARD(_ic, _m, _wh, _type, _fmt, ...) do { \ 553 if ((_ic)->ic_debug & (_m)) \ 554 ieee80211_discard_frame(_ic, _wh, _type, _fmt, __VA_ARGS__);\ 555} while (0) 556#define IEEE80211_DISCARD_IE(_ic, _m, _wh, _type, _fmt, ...) do { \ 557 if ((_ic)->ic_debug & (_m)) \ 558 ieee80211_discard_ie(_ic, _wh, _type, _fmt, __VA_ARGS__);\ 559} while (0) 560#define IEEE80211_DISCARD_MAC(_ic, _m, _mac, _type, _fmt, ...) do { \ 561 if ((_ic)->ic_debug & (_m)) \ 562 ieee80211_discard_mac(_ic, _mac, _type, _fmt, __VA_ARGS__);\ 563} while (0) 564 565void ieee80211_discard_frame(struct ieee80211com *, 566 const struct ieee80211_frame *, const char *type, const char *fmt, ...); 567void ieee80211_discard_ie(struct ieee80211com *, 568 const struct ieee80211_frame *, const char *type, const char *fmt, ...); 569void ieee80211_discard_mac(struct ieee80211com *, 570 const uint8_t mac[IEEE80211_ADDR_LEN], const char *type, 571 const char *fmt, ...); 572#else 573#define IEEE80211_DPRINTF(_ic, _m, _fmt, ...) 574#define IEEE80211_NOTE(_ic, _m, _ni, _fmt, ...) 575#define IEEE80211_NOTE_FRAME(_ic, _m, _wh, _fmt, ...) 576#define IEEE80211_NOTE_MAC(_ic, _m, _mac, _fmt, ...) 577#define ieee80211_msg_dumppkts(_ic) 0 578#define ieee80211_msg(_ic, _m) 0 579 580#define IEEE80211_DISCARD(_ic, _m, _wh, _type, _fmt, ...) 581#define IEEE80211_DISCARD_IE(_ic, _m, _wh, _type, _fmt, ...) 582#define IEEE80211_DISCARD_MAC(_ic, _m, _mac, _type, _fmt, ...) 583#endif 584 585#endif /* _NET80211_IEEE80211_VAR_H_ */ 586