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 * $FreeBSD$ 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 88 struct ieee80211_aclator; 89 struct sysctl_ctx_list; 90 91 struct 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 */ 178 179 struct ifqueue ic_mgtq; 180 enum ieee80211_state ic_state; /* 802.11 state */ 181 struct callout ic_mgtsend; /* mgmt frame response timer */ 182 uint32_t *ic_aid_bitmap; /* association id map */ 183 uint16_t ic_max_aid; 184 uint16_t ic_ps_sta; /* stations in power save */ 185 uint16_t ic_ps_pending; /* ps sta's w/ pending frames */ 186 uint8_t *ic_tim_bitmap; /* power-save stations w/ data*/ 187 uint16_t ic_tim_len; /* ic_tim_bitmap size (bytes) */ 188 uint8_t ic_dtim_period; /* DTIM period */ 189 uint8_t ic_dtim_count; /* DTIM count for last bcn */ 190 struct bpf_if *ic_rawbpf; /* packet filter structure */ 191 struct ieee80211_node *ic_bss; /* information for this node */ 192 int ic_fixed_rate; /* 802.11 rate or -1 */ 193 int ic_mcast_rate; /* rate for mcast frames */ 194 uint16_t ic_rtsthreshold; 195 uint16_t ic_fragthreshold; 196 uint8_t ic_bmissthreshold; 197 uint8_t ic_bmiss_count; /* current beacon miss count */ 198 int ic_bmiss_max; /* max bmiss before scan */ 199 uint16_t ic_swbmiss_count;/* beacons in last period */ 200 uint16_t ic_swbmiss_period;/* s/w bmiss period */ 201 struct callout ic_swbmiss; /* s/w beacon miss timer */ 202 203 uint16_t ic_txmin; /* min tx retry count */ 204 uint16_t ic_txmax; /* max tx retry count */ 205 uint16_t ic_txlifetime; /* tx lifetime */ 206 struct callout ic_inact; /* inactivity timer wait */ 207 void *ic_opt_ie; /* user-specified IE's */ 208 uint16_t ic_opt_ie_len; /* length of ni_opt_ie */ 209 int ic_inact_init; /* initial setting */ 210 int ic_inact_auth; /* auth but not assoc setting */ 211 int ic_inact_run; /* authorized setting */ 212 int ic_inact_probe; /* inactive probe time */ 213 214 /* 215 * Cipher state/configuration. 216 */ 217 struct ieee80211_crypto_state ic_crypto; 218 #define ic_nw_keys ic_crypto.cs_nw_keys /* XXX compatibility */ 219 #define ic_def_txkey ic_crypto.cs_def_txkey /* XXX compatibility */ 220 /* 221 * 802.1x glue. When an authenticator attaches it 222 * fills in this section. We assume that when ic_ec 223 * is setup that the methods are safe to call. 224 */ 225 const struct ieee80211_authenticator *ic_auth; 226 struct eapolcom *ic_ec; 227 228 /* send/recv 802.11 management frame */ 229 int (*ic_send_mgmt)(struct ieee80211com *, 230 struct ieee80211_node *, int, int); 231 void (*ic_recv_mgmt)(struct ieee80211com *, 232 struct mbuf *, struct ieee80211_node *, 233 int, int, int, uint32_t); 234 /* send raw 802.11 frame */ 235 int (*ic_raw_xmit)(struct ieee80211_node *, 236 struct mbuf *, 237 const struct ieee80211_bpf_params *); 238 /* reset device state after 802.11 parameter/state change */ 239 int (*ic_reset)(struct ifnet *); 240 /* update device state for 802.11 slot time change */ 241 void (*ic_updateslot)(struct ifnet *); 242 /* new station association callback/notification */ 243 void (*ic_newassoc)(struct ieee80211_node *, int); 244 /* node state management */ 245 struct ieee80211_node *(*ic_node_alloc)(struct ieee80211_node_table*); 246 void (*ic_node_free)(struct ieee80211_node *); 247 void (*ic_node_cleanup)(struct ieee80211_node *); 248 int8_t (*ic_node_getrssi)(const struct ieee80211_node*); 249 void (*ic_node_getsignal)(const struct ieee80211_node*, 250 int8_t *, int8_t *); 251 /* scanning support */ 252 void (*ic_scan_start)(struct ieee80211com *); 253 void (*ic_scan_end)(struct ieee80211com *); 254 void (*ic_set_channel)(struct ieee80211com *); 255 void (*ic_scan_curchan)(struct ieee80211com *, 256 unsigned long); 257 void (*ic_scan_mindwell)(struct ieee80211com *); 258 /* per-vap eventually... */ 259 int (*ic_newstate)(struct ieee80211com *, 260 enum ieee80211_state, int); 261 void (*ic_set_tim)(struct ieee80211_node *, int); 262 263 /* 264 * 802.11n ADDBA support. A simple/generic implementation 265 * of A-MPDU tx aggregation is provided; the driver may 266 * override these methods to provide their own support. 267 * A-MPDU rx re-ordering happens automatically if the 268 * driver passes out-of-order frames to ieee80211_input 269 * from an assocated HT station. 270 */ 271 void (*ic_recv_action)(struct ieee80211_node *, 272 const uint8_t *frm, const uint8_t *efrm); 273 int (*ic_send_action)(struct ieee80211_node *, 274 int category, int action, 275 uint16_t args[4]); 276 /* start/stop doing A-MPDU tx aggregation for a station */ 277 int (*ic_addba_request)(struct ieee80211_node *, 278 struct ieee80211_tx_ampdu *, 279 int dialogtoken, int baparamset, 280 int batimeout); 281 int (*ic_addba_response)(struct ieee80211_node *, 282 struct ieee80211_tx_ampdu *, 283 int status, int baparamset, int batimeout); 284 void (*ic_addba_stop)(struct ieee80211_node *, 285 struct ieee80211_tx_ampdu *); 286 }; 287 288 #define IEEE80211_ADDR_EQ(a1,a2) (memcmp(a1,a2,IEEE80211_ADDR_LEN) == 0) 289 #define IEEE80211_ADDR_COPY(dst,src) memcpy(dst,src,IEEE80211_ADDR_LEN) 290 291 /* ic_flags */ 292 /* NB: bits 0x4c available */ 293 #define IEEE80211_F_TURBOP 0x00000001 /* CONF: ATH Turbo enabled*/ 294 #define IEEE80211_F_COMP 0x00000002 /* CONF: ATH comp enabled */ 295 #define IEEE80211_F_FF 0x00000004 /* CONF: ATH FF enabled */ 296 #define IEEE80211_F_BURST 0x00000008 /* CONF: bursting enabled */ 297 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */ 298 #define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */ 299 #define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */ 300 #define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */ 301 #define IEEE80211_F_ASCAN 0x00000100 /* STATUS: active scan */ 302 #define IEEE80211_F_SIBSS 0x00000200 /* STATUS: start IBSS */ 303 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */ 304 #define IEEE80211_F_SHSLOT 0x00000400 /* STATUS: use short slot time*/ 305 #define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */ 306 #define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */ 307 #define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */ 308 #define IEEE80211_F_BGSCAN 0x00004000 /* CONF: bg scan enabled (???)*/ 309 #define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */ 310 #define IEEE80211_F_TXPOW_FIXED 0x00010000 /* TX Power: fixed rate */ 311 #define IEEE80211_F_IBSSON 0x00020000 /* CONF: IBSS creation enable */ 312 #define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */ 313 #define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */ 314 #define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */ 315 #define IEEE80211_F_USEBARKER 0x00200000 /* STATUS: use barker preamble*/ 316 #define IEEE80211_F_TIMUPDATE 0x00400000 /* STATUS: update beacon tim */ 317 #define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */ 318 #define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */ 319 #define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */ 320 #define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */ 321 #define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */ 322 #define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */ 323 #define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */ 324 #define IEEE80211_F_WMEUPDATE 0x20000000 /* STATUS: update beacon wme */ 325 #define IEEE80211_F_DOTH 0x40000000 /* CONF: 11h enabled */ 326 327 /* Atheros protocol-specific flags */ 328 #define IEEE80211_F_ATHEROS \ 329 (IEEE80211_F_FF | IEEE80211_F_COMP | IEEE80211_F_TURBOP) 330 /* Check if an Atheros capability was negotiated for use */ 331 #define IEEE80211_ATH_CAP(ic, ni, bit) \ 332 ((ic)->ic_flags & (ni)->ni_ath_flags & (bit)) 333 334 /* ic_flags_ext */ 335 #define IEEE80211_FEXT_WDS 0x00000001 /* CONF: 4 addr allowed */ 336 /* 0x00000006 reserved */ 337 #define IEEE80211_FEXT_BGSCAN 0x00000008 /* STATUS: complete bgscan */ 338 #define IEEE80211_FEXT_ERPUPDATE 0x00000200 /* STATUS: update ERP element */ 339 #define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */ 340 #define IEEE80211_FEXT_PROBECHAN 0x00020000 /* CONF: probe passive channel*/ 341 #define IEEE80211_FEXT_HT 0x00080000 /* CONF: HT supported */ 342 #define IEEE80211_FEXT_AMPDU_TX 0x00100000 /* CONF: A-MPDU tx supported */ 343 #define IEEE80211_FEXT_AMPDU_RX 0x00200000 /* CONF: A-MPDU tx supported */ 344 #define IEEE80211_FEXT_AMSDU_TX 0x00400000 /* CONF: A-MSDU tx supported */ 345 #define IEEE80211_FEXT_AMSDU_RX 0x00800000 /* CONF: A-MSDU tx supported */ 346 #define IEEE80211_FEXT_USEHT40 0x01000000 /* CONF: 20/40 use enabled */ 347 #define IEEE80211_FEXT_PUREN 0x02000000 /* CONF: 11n w/o legacy sta's */ 348 #define IEEE80211_FEXT_SHORTGI20 0x04000000 /* CONF: short GI in HT20 */ 349 #define IEEE80211_FEXT_SHORTGI40 0x08000000 /* CONF: short GI in HT40 */ 350 #define IEEE80211_FEXT_HTCOMPAT 0x10000000 /* CONF: HT vendor OUI's */ 351 352 /* ic_caps */ 353 #define IEEE80211_C_WEP 0x00000001 /* CAPABILITY: WEP available */ 354 #define IEEE80211_C_TKIP 0x00000002 /* CAPABILITY: TKIP available */ 355 #define IEEE80211_C_AES 0x00000004 /* CAPABILITY: AES OCB avail */ 356 #define IEEE80211_C_AES_CCM 0x00000008 /* CAPABILITY: AES CCM avail */ 357 #define IEEE80211_C_CKIP 0x00000020 /* CAPABILITY: CKIP available */ 358 #define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */ 359 #define IEEE80211_C_TURBOP 0x00000080 /* CAPABILITY: ATH Turbo avail*/ 360 #define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */ 361 #define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */ 362 #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ 363 #define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */ 364 #define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */ 365 #define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */ 366 #define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */ 367 #define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */ 368 #define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */ 369 #define IEEE80211_C_TKIPMIC 0x00020000 /* CAPABILITY: TKIP MIC avail */ 370 #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ 371 #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ 372 #define IEEE80211_C_WPA 0x01800000 /* CAPABILITY: WPA1+WPA2 avail*/ 373 #define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */ 374 #define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */ 375 #define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */ 376 /* 0x10000000 reserved */ 377 #define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */ 378 #define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */ 379 /* XXX protection/barker? */ 380 381 #define IEEE80211_C_CRYPTO 0x0000002f /* CAPABILITY: crypto alg's */ 382 383 /* 384 * ic_htcaps: HT-specific device/driver capabilities 385 * 386 * NB: the low 16-bits are the 802.11 definitions, the upper 387 * 16-bits are used to define s/w/driver capabilities. 388 */ 389 #define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */ 390 #define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */ 391 392 void ieee80211_ifattach(struct ieee80211com *); 393 void ieee80211_ifdetach(struct ieee80211com *); 394 const struct ieee80211_rateset *ieee80211_get_suprates(struct ieee80211com *ic, 395 const struct ieee80211_channel *); 396 void ieee80211_announce(struct ieee80211com *); 397 void ieee80211_announce_channels(struct ieee80211com *); 398 void ieee80211_media_init(struct ieee80211com *, 399 ifm_change_cb_t, ifm_stat_cb_t); 400 struct ieee80211com *ieee80211_find_vap(const uint8_t mac[IEEE80211_ADDR_LEN]); 401 int ieee80211_media_change(struct ifnet *); 402 void ieee80211_media_status(struct ifnet *, struct ifmediareq *); 403 int ieee80211_ioctl(struct ieee80211com *, u_long, caddr_t); 404 int ieee80211_cfgget(struct ieee80211com *, u_long, caddr_t); 405 int ieee80211_cfgset(struct ieee80211com *, u_long, caddr_t); 406 int ieee80211_rate2media(struct ieee80211com *, int, 407 enum ieee80211_phymode); 408 int ieee80211_media2rate(int); 409 int ieee80211_mhz2ieee(u_int, u_int); 410 int ieee80211_chan2ieee(struct ieee80211com *, 411 const struct ieee80211_channel *); 412 u_int ieee80211_ieee2mhz(u_int, u_int); 413 struct ieee80211_channel *ieee80211_find_channel(struct ieee80211com *, 414 int freq, int flags); 415 int ieee80211_setmode(struct ieee80211com *, enum ieee80211_phymode); 416 enum ieee80211_phymode ieee80211_chan2mode(const struct ieee80211_channel *); 417 418 /* 419 * Key update synchronization methods. XXX should not be visible. 420 */ 421 static __inline void 422 ieee80211_key_update_begin(struct ieee80211com *ic) 423 { 424 ic->ic_crypto.cs_key_update_begin(ic); 425 } 426 static __inline void 427 ieee80211_key_update_end(struct ieee80211com *ic) 428 { 429 ic->ic_crypto.cs_key_update_end(ic); 430 } 431 432 /* 433 * XXX these need to be here for IEEE80211_F_DATAPAD 434 */ 435 436 /* 437 * Return the space occupied by the 802.11 header and any 438 * padding required by the driver. This works for a 439 * management or data frame. 440 */ 441 static __inline int 442 ieee80211_hdrspace(struct ieee80211com *ic, const void *data) 443 { 444 int size = ieee80211_hdrsize(data); 445 if (ic->ic_flags & IEEE80211_F_DATAPAD) 446 size = roundup(size, sizeof(uint32_t)); 447 return size; 448 } 449 450 /* 451 * Like ieee80211_hdrspace, but handles any type of frame. 452 */ 453 static __inline int 454 ieee80211_anyhdrspace(struct ieee80211com *ic, const void *data) 455 { 456 int size = ieee80211_anyhdrsize(data); 457 if (ic->ic_flags & IEEE80211_F_DATAPAD) 458 size = roundup(size, sizeof(uint32_t)); 459 return size; 460 } 461 462 #define IEEE80211_MSG_11N 0x80000000 /* 11n mode debug */ 463 #define IEEE80211_MSG_DEBUG 0x40000000 /* IFF_DEBUG equivalent */ 464 #define IEEE80211_MSG_DUMPPKTS 0x20000000 /* IFF_LINK2 equivalant */ 465 #define IEEE80211_MSG_CRYPTO 0x10000000 /* crypto work */ 466 #define IEEE80211_MSG_INPUT 0x08000000 /* input handling */ 467 #define IEEE80211_MSG_XRATE 0x04000000 /* rate set handling */ 468 #define IEEE80211_MSG_ELEMID 0x02000000 /* element id parsing */ 469 #define IEEE80211_MSG_NODE 0x01000000 /* node handling */ 470 #define IEEE80211_MSG_ASSOC 0x00800000 /* association handling */ 471 #define IEEE80211_MSG_AUTH 0x00400000 /* authentication handling */ 472 #define IEEE80211_MSG_SCAN 0x00200000 /* scanning */ 473 #define IEEE80211_MSG_OUTPUT 0x00100000 /* output handling */ 474 #define IEEE80211_MSG_STATE 0x00080000 /* state machine */ 475 #define IEEE80211_MSG_POWER 0x00040000 /* power save handling */ 476 #define IEEE80211_MSG_DOT1X 0x00020000 /* 802.1x authenticator */ 477 #define IEEE80211_MSG_DOT1XSM 0x00010000 /* 802.1x state machine */ 478 #define IEEE80211_MSG_RADIUS 0x00008000 /* 802.1x radius client */ 479 #define IEEE80211_MSG_RADDUMP 0x00004000 /* dump 802.1x radius packets */ 480 #define IEEE80211_MSG_RADKEYS 0x00002000 /* dump 802.1x keys */ 481 #define IEEE80211_MSG_WPA 0x00001000 /* WPA/RSN protocol */ 482 #define IEEE80211_MSG_ACL 0x00000800 /* ACL handling */ 483 #define IEEE80211_MSG_WME 0x00000400 /* WME protocol */ 484 #define IEEE80211_MSG_SUPERG 0x00000200 /* Atheros SuperG protocol */ 485 #define IEEE80211_MSG_DOTH 0x00000100 /* 802.11h support */ 486 #define IEEE80211_MSG_INACT 0x00000080 /* inactivity handling */ 487 #define IEEE80211_MSG_ROAM 0x00000040 /* sta-mode roaming */ 488 #define IEEE80211_MSG_RATECTL 0x00000020 /* tx rate control */ 489 #define IEEE80211_MSG_ACTION 0x00000010 /* action frame handling */ 490 491 #define IEEE80211_MSG_ANY 0xffffffff /* anything */ 492 493 #ifdef IEEE80211_DEBUG 494 #define ieee80211_msg(_ic, _m) ((_ic)->ic_debug & (_m)) 495 #define IEEE80211_DPRINTF(_ic, _m, _fmt, ...) do { \ 496 if (ieee80211_msg(_ic, _m)) \ 497 ieee80211_note(_ic, _fmt, __VA_ARGS__); \ 498 } while (0) 499 #define IEEE80211_NOTE(_ic, _m, _ni, _fmt, ...) do { \ 500 if (ieee80211_msg(_ic, _m)) \ 501 ieee80211_note_mac(_ic, (_ni)->ni_macaddr, _fmt, __VA_ARGS__);\ 502 } while (0) 503 #define IEEE80211_NOTE_MAC(_ic, _m, _mac, _fmt, ...) do { \ 504 if (ieee80211_msg(_ic, _m)) \ 505 ieee80211_note_mac(_ic, _mac, _fmt, __VA_ARGS__); \ 506 } while (0) 507 #define IEEE80211_NOTE_FRAME(_ic, _m, _wh, _fmt, ...) do { \ 508 if (ieee80211_msg(_ic, _m)) \ 509 ieee80211_note_frame(_ic, _wh, _fmt, __VA_ARGS__); \ 510 } while (0) 511 void ieee80211_note(struct ieee80211com *ic, const char *fmt, ...); 512 void ieee80211_note_mac(struct ieee80211com *ic, 513 const uint8_t mac[IEEE80211_ADDR_LEN], const char *fmt, ...); 514 void ieee80211_note_frame(struct ieee80211com *ic, 515 const struct ieee80211_frame *wh, const char *fmt, ...); 516 #define ieee80211_msg_debug(_ic) \ 517 ((_ic)->ic_debug & IEEE80211_MSG_DEBUG) 518 #define ieee80211_msg_dumppkts(_ic) \ 519 ((_ic)->ic_debug & IEEE80211_MSG_DUMPPKTS) 520 #define ieee80211_msg_input(_ic) \ 521 ((_ic)->ic_debug & IEEE80211_MSG_INPUT) 522 #define ieee80211_msg_radius(_ic) \ 523 ((_ic)->ic_debug & IEEE80211_MSG_RADIUS) 524 #define ieee80211_msg_dumpradius(_ic) \ 525 ((_ic)->ic_debug & IEEE80211_MSG_RADDUMP) 526 #define ieee80211_msg_dumpradkeys(_ic) \ 527 ((_ic)->ic_debug & IEEE80211_MSG_RADKEYS) 528 #define ieee80211_msg_scan(_ic) \ 529 ((_ic)->ic_debug & IEEE80211_MSG_SCAN) 530 #define ieee80211_msg_assoc(_ic) \ 531 ((_ic)->ic_debug & IEEE80211_MSG_ASSOC) 532 533 /* 534 * Emit a debug message about discarding a frame or information 535 * element. One format is for extracting the mac address from 536 * the frame header; the other is for when a header is not 537 * available or otherwise appropriate. 538 */ 539 #define IEEE80211_DISCARD(_ic, _m, _wh, _type, _fmt, ...) do { \ 540 if ((_ic)->ic_debug & (_m)) \ 541 ieee80211_discard_frame(_ic, _wh, _type, _fmt, __VA_ARGS__);\ 542 } while (0) 543 #define IEEE80211_DISCARD_IE(_ic, _m, _wh, _type, _fmt, ...) do { \ 544 if ((_ic)->ic_debug & (_m)) \ 545 ieee80211_discard_ie(_ic, _wh, _type, _fmt, __VA_ARGS__);\ 546 } while (0) 547 #define IEEE80211_DISCARD_MAC(_ic, _m, _mac, _type, _fmt, ...) do { \ 548 if ((_ic)->ic_debug & (_m)) \ 549 ieee80211_discard_mac(_ic, _mac, _type, _fmt, __VA_ARGS__);\ 550 } while (0) 551 552 void ieee80211_discard_frame(struct ieee80211com *, 553 const struct ieee80211_frame *, const char *type, const char *fmt, ...); 554 void ieee80211_discard_ie(struct ieee80211com *, 555 const struct ieee80211_frame *, const char *type, const char *fmt, ...); 556 void ieee80211_discard_mac(struct ieee80211com *, 557 const uint8_t mac[IEEE80211_ADDR_LEN], const char *type, 558 const char *fmt, ...); 559 #else 560 #define IEEE80211_DPRINTF(_ic, _m, _fmt, ...) 561 #define IEEE80211_NOTE(_ic, _m, _ni, _fmt, ...) 562 #define IEEE80211_NOTE_FRAME(_ic, _m, _wh, _fmt, ...) 563 #define IEEE80211_NOTE_MAC(_ic, _m, _mac, _fmt, ...) 564 #define ieee80211_msg_dumppkts(_ic) 0 565 #define ieee80211_msg(_ic, _m) 0 566 567 #define IEEE80211_DISCARD(_ic, _m, _wh, _type, _fmt, ...) 568 #define IEEE80211_DISCARD_IE(_ic, _m, _wh, _type, _fmt, ...) 569 #define IEEE80211_DISCARD_MAC(_ic, _m, _mac, _type, _fmt, ...) 570 #endif 571 572 #endif /* _NET80211_IEEE80211_VAR_H_ */ 573