ieee80211_node.h revision 186904
185587Sobrien/*- 285587Sobrien * Copyright (c) 2001 Atsushi Onoe 385587Sobrien * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 485587Sobrien * All rights reserved. 585587Sobrien * 685587Sobrien * Redistribution and use in source and binary forms, with or without 785587Sobrien * modification, are permitted provided that the following conditions 885587Sobrien * are met: 985587Sobrien * 1. Redistributions of source code must retain the above copyright 1085587Sobrien * notice, this list of conditions and the following disclaimer. 1185587Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1285587Sobrien * notice, this list of conditions and the following disclaimer in the 1385587Sobrien * documentation and/or other materials provided with the distribution. 1485587Sobrien * 1585587Sobrien * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1685587Sobrien * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1785587Sobrien * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1885587Sobrien * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1985587Sobrien * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2085587Sobrien * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2185587Sobrien * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2285587Sobrien * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2385587Sobrien * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2485587Sobrien * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2585587Sobrien * 2685587Sobrien * $FreeBSD: head/sys/net80211/ieee80211_node.h 186904 2009-01-08 17:12:47Z sam $ 2785587Sobrien */ 2885587Sobrien#ifndef _NET80211_IEEE80211_NODE_H_ 2985587Sobrien#define _NET80211_IEEE80211_NODE_H_ 3085587Sobrien 3185587Sobrien#include <net80211/ieee80211_ioctl.h> /* for ieee80211_nodestats */ 3285587Sobrien#include <net80211/ieee80211_ht.h> /* for aggregation state */ 3385587Sobrien 3485587Sobrien/* 3585587Sobrien * Each ieee80211com instance has a single timer that fires every 36107806Sobrien * IEEE80211_INACT_WAIT seconds to handle "inactivity processing". 3785587Sobrien * This is used to do node inactivity processing when operating 3885587Sobrien * as an AP or in adhoc mode. For inactivity processing each node 3985587Sobrien * has a timeout set in it's ni_inact field that is decremented 4085587Sobrien * on each timeout and the node is reclaimed when the counter goes 41107806Sobrien * to zero. We use different inactivity timeout values depending 42107806Sobrien * on whether the node is associated and authorized (either by 4385587Sobrien * 802.1x or open/shared key authentication) or associated but yet 4485587Sobrien * to be authorized. The latter timeout is shorter to more aggressively 4585587Sobrien * reclaim nodes that leave part way through the 802.1x exchange. 46224731Sru */ 47224731Sru#define IEEE80211_INACT_WAIT 15 /* inactivity interval (secs) */ 48107806Sobrien#define IEEE80211_INACT_INIT (30/IEEE80211_INACT_WAIT) /* initial */ 49244988Sdelphij#define IEEE80211_INACT_AUTH (180/IEEE80211_INACT_WAIT) /* associated but not authorized */ 5085587Sobrien#define IEEE80211_INACT_RUN (300/IEEE80211_INACT_WAIT) /* authorized */ 5185587Sobrien#define IEEE80211_INACT_PROBE (30/IEEE80211_INACT_WAIT) /* probe */ 5285587Sobrien#define IEEE80211_INACT_SCAN (300/IEEE80211_INACT_WAIT) /* scanned */ 53107806Sobrien 54107806Sobrien#define IEEE80211_TRANS_WAIT 2 /* mgt frame tx timer (secs) */ 55107806Sobrien 56107806Sobrien/* threshold for aging overlapping non-ERP bss */ 57107806Sobrien#define IEEE80211_NONERP_PRESENT_AGE msecs_to_ticks(60*1000) 5885587Sobrien 5985587Sobrien#define IEEE80211_NODE_HASHSIZE 32 6085587Sobrien/* simple hash is enough for variation of macaddr */ 6185587Sobrien#define IEEE80211_NODE_HASH(addr) \ 6285587Sobrien (((const uint8_t *)(addr))[IEEE80211_ADDR_LEN - 1] % \ 6385587Sobrien IEEE80211_NODE_HASHSIZE) 6485587Sobrien 6585587Sobrienstruct ieee80211_node_table; 6685587Sobrienstruct ieee80211com; 6785587Sobrienstruct ieee80211vap; 6885587Sobrien 6985587Sobrien/* 7085587Sobrien * Information element ``blob''. We use this structure 7185587Sobrien * to capture management frame payloads that need to be 7285587Sobrien * retained. Information elemnts within the payload that 7385587Sobrien * we need to consult have references recorded. 7485587Sobrien */ 7585587Sobrienstruct ieee80211_ies { 7685587Sobrien /* the following are either NULL or point within data */ 7785587Sobrien uint8_t *wpa_ie; /* captured WPA ie */ 7885587Sobrien uint8_t *rsn_ie; /* captured RSN ie */ 7985587Sobrien uint8_t *wme_ie; /* captured WME ie */ 8085587Sobrien uint8_t *ath_ie; /* captured Atheros ie */ 8185587Sobrien uint8_t *htcap_ie; /* captured HTCAP ie */ 8285587Sobrien uint8_t *htinfo_ie; /* captured HTINFO ie */ 8385587Sobrien uint8_t *tdma_ie; /* captured TDMA ie */ 8485587Sobrien /* NB: these must be the last members of this structure */ 8585587Sobrien uint8_t *data; /* frame data > 802.11 header */ 8685587Sobrien int len; /* data size in bytes */ 8785587Sobrien}; 8885587Sobrien 8985587Sobrien/* 90107806Sobrien * Node specific information. Note that drivers are expected 9185587Sobrien * to derive from this structure to add device-specific per-node 9285587Sobrien * state. This is done by overriding the ic_node_* methods in 9385587Sobrien * the ieee80211com structure. 9485587Sobrien */ 9585587Sobrienstruct ieee80211_node { 9685587Sobrien struct ieee80211vap *ni_vap; /* associated vap */ 9785587Sobrien struct ieee80211com *ni_ic; /* copy from vap to save deref*/ 9885587Sobrien struct ieee80211_node_table *ni_table; /* NB: may be NULL */ 9985587Sobrien TAILQ_ENTRY(ieee80211_node) ni_list; /* list of all nodes */ 10085587Sobrien LIST_ENTRY(ieee80211_node) ni_hash; /* hash collision list */ 101107806Sobrien u_int ni_refcnt; /* count of held references */ 102107806Sobrien u_int ni_scangen; /* gen# for timeout scan */ 103107806Sobrien u_int ni_flags; 10485587Sobrien#define IEEE80211_NODE_AUTH 0x000001 /* authorized for data */ 105107806Sobrien#define IEEE80211_NODE_QOS 0x000002 /* QoS enabled */ 10685587Sobrien#define IEEE80211_NODE_ERP 0x000004 /* ERP enabled */ 107107806Sobrien/* NB: this must have the same value as IEEE80211_FC1_PWR_MGT */ 108107806Sobrien#define IEEE80211_NODE_PWR_MGT 0x000010 /* power save mode enabled */ 10985587Sobrien#define IEEE80211_NODE_AREF 0x000020 /* authentication ref held */ 11085587Sobrien#define IEEE80211_NODE_HT 0x000040 /* HT enabled */ 111107806Sobrien#define IEEE80211_NODE_HTCOMPAT 0x000080 /* HT setup w/ vendor OUI's */ 112107806Sobrien#define IEEE80211_NODE_WPS 0x000100 /* WPS association */ 113107806Sobrien#define IEEE80211_NODE_TSN 0x000200 /* TSN association */ 11485587Sobrien#define IEEE80211_NODE_AMPDU_RX 0x000400 /* AMPDU rx enabled */ 11585587Sobrien#define IEEE80211_NODE_AMPDU_TX 0x000800 /* AMPDU tx enabled */ 11685587Sobrien#define IEEE80211_NODE_MIMO_PS 0x001000 /* MIMO power save enabled */ 11785587Sobrien#define IEEE80211_NODE_MIMO_RTS 0x002000 /* send RTS in MIMO PS */ 11885587Sobrien#define IEEE80211_NODE_RIFS 0x004000 /* RIFS enabled */ 11985587Sobrien#define IEEE80211_NODE_SGI20 0x008000 /* Short GI in HT20 enabled */ 12085587Sobrien#define IEEE80211_NODE_SGI40 0x010000 /* Short GI in HT40 enabled */ 12185587Sobrien#define IEEE80211_NODE_ASSOCID 0x020000 /* xmit requires associd */ 12285587Sobrien uint16_t ni_associd; /* association ID */ 12385587Sobrien uint16_t ni_vlan; /* vlan tag */ 12485587Sobrien uint16_t ni_txpower; /* current transmit power */ 12585587Sobrien uint8_t ni_authmode; /* authentication algorithm */ 12685587Sobrien uint8_t ni_ath_flags; /* Atheros feature flags */ 127107806Sobrien /* NB: These must have the same values as IEEE80211_ATHC_* */ 12885587Sobrien#define IEEE80211_NODE_TURBOP 0x0001 /* Turbo prime enable */ 12985587Sobrien#define IEEE80211_NODE_COMP 0x0002 /* Compresssion enable */ 130107806Sobrien#define IEEE80211_NODE_FF 0x0004 /* Fast Frame capable */ 13185587Sobrien#define IEEE80211_NODE_XR 0x0008 /* Atheros WME enable */ 13285587Sobrien#define IEEE80211_NODE_AR 0x0010 /* AR capable */ 13385587Sobrien#define IEEE80211_NODE_BOOST 0x0080 /* Dynamic Turbo boosted */ 134107806Sobrien uint16_t ni_ath_defkeyix;/* Atheros def key index */ 135244988Sdelphij const struct ieee80211_txparam *ni_txparms; 136107806Sobrien uint32_t ni_jointime; /* time of join (secs) */ 13785587Sobrien uint32_t *ni_challenge; /* shared-key challenge */ 13885587Sobrien struct ieee80211_ies ni_ies; /* captured ie's */ 13985587Sobrien /* tx seq per-tid */ 140107806Sobrien uint16_t ni_txseqs[IEEE80211_TID_SIZE]; 141107806Sobrien /* rx seq previous per-tid*/ 142107806Sobrien uint16_t ni_rxseqs[IEEE80211_TID_SIZE]; 14385587Sobrien uint32_t ni_rxfragstamp; /* time stamp of last rx frag */ 144107806Sobrien struct mbuf *ni_rxfrag[3]; /* rx frag reassembly */ 14585587Sobrien struct ieee80211_key ni_ucastkey; /* unicast key */ 14685587Sobrien 14785587Sobrien /* hardware */ 14885587Sobrien uint32_t ni_rstamp; /* recv timestamp */ 14985587Sobrien uint32_t ni_avgrssi; /* recv ssi state */ 15085587Sobrien int8_t ni_noise; /* noise floor */ 15185587Sobrien 152201951Sru /* header */ 15385587Sobrien uint8_t ni_macaddr[IEEE80211_ADDR_LEN]; 15485587Sobrien uint8_t ni_bssid[IEEE80211_ADDR_LEN]; 15585587Sobrien 15685587Sobrien /* beacon, probe response */ 15785587Sobrien union { 15885587Sobrien uint8_t data[8]; 15985587Sobrien u_int64_t tsf; 16085587Sobrien } ni_tstamp; /* from last rcv'd beacon */ 16185587Sobrien uint16_t ni_intval; /* beacon interval */ 16285587Sobrien uint16_t ni_capinfo; /* capabilities */ 16385587Sobrien uint8_t ni_esslen; 16485587Sobrien uint8_t ni_essid[IEEE80211_NWID_LEN]; 16585587Sobrien struct ieee80211_rateset ni_rates; /* negotiated rate set */ 166107806Sobrien struct ieee80211_channel *ni_chan; 16785587Sobrien uint16_t ni_fhdwell; /* FH only */ 16885587Sobrien uint8_t ni_fhindex; /* FH only */ 16985587Sobrien uint16_t ni_erp; /* ERP from beacon/probe resp */ 17085587Sobrien uint16_t ni_timoff; /* byte offset to TIM ie */ 17185587Sobrien uint8_t ni_dtim_period; /* DTIM period */ 17285587Sobrien uint8_t ni_dtim_count; /* DTIM count for last bcn */ 17385587Sobrien 17485587Sobrien /* 11n state */ 17585587Sobrien uint16_t ni_htcap; /* HT capabilities */ 17685587Sobrien uint8_t ni_htparam; /* HT params */ 17785587Sobrien uint8_t ni_htctlchan; /* HT control channel */ 17885587Sobrien uint8_t ni_ht2ndchan; /* HT 2nd channel */ 17985587Sobrien uint8_t ni_htopmode; /* HT operating mode */ 18085587Sobrien uint8_t ni_htstbc; /* HT */ 18185587Sobrien uint8_t ni_chw; /* negotiated channel width */ 18285587Sobrien struct ieee80211_htrateset ni_htrates; /* negotiated ht rate set */ 18385587Sobrien struct ieee80211_tx_ampdu ni_tx_ampdu[WME_NUM_AC]; 18485587Sobrien struct ieee80211_rx_ampdu ni_rx_ampdu[WME_NUM_TID]; 18585587Sobrien 18685587Sobrien /* others */ 187107806Sobrien short ni_inact; /* inactivity mark count */ 188107806Sobrien short ni_inact_reload;/* inactivity reload value */ 18985587Sobrien int ni_txrate; /* legacy rate/MCS */ 19085587Sobrien struct ieee80211_psq ni_psq; /* power save queue */ 19185587Sobrien struct ieee80211_nodestats ni_stats; /* per-node statistics */ 19285587Sobrien 19385587Sobrien struct ieee80211vap *ni_wdsvap; /* associated WDS vap */ 19485587Sobrien /* XXX move to vap? */ 19585587Sobrien struct ifqueue ni_wdsq; /* wds pending queue */ 196}; 197MALLOC_DECLARE(M_80211_NODE); 198MALLOC_DECLARE(M_80211_NODE_IE); 199 200#define IEEE80211_NODE_ATH (IEEE80211_NODE_FF | IEEE80211_NODE_TURBOP) 201#define IEEE80211_NODE_AMPDU \ 202 (IEEE80211_NODE_AMPDU_RX | IEEE80211_NODE_AMPDU_TX) 203#define IEEE80211_NODE_HT_ALL \ 204 (IEEE80211_NODE_HT | IEEE80211_NODE_HTCOMPAT | \ 205 IEEE80211_NODE_AMPDU | IEEE80211_NODE_MIMO_PS | \ 206 IEEE80211_NODE_MIMO_RTS | IEEE80211_NODE_RIFS | \ 207 IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40) 208 209#define IEEE80211_NODE_AID(ni) IEEE80211_AID(ni->ni_associd) 210 211#define IEEE80211_NODE_STAT(ni,stat) (ni->ni_stats.ns_##stat++) 212#define IEEE80211_NODE_STAT_ADD(ni,stat,v) (ni->ni_stats.ns_##stat += v) 213#define IEEE80211_NODE_STAT_SET(ni,stat,v) (ni->ni_stats.ns_##stat = v) 214 215/* 216 * Filtered rssi calculation support. The receive rssi is maintained 217 * as an average over the last 10 frames received using a low pass filter 218 * (all frames for now, possibly need to be more selective). Calculations 219 * are designed such that a good compiler can optimize them. The avg 220 * rssi state should be initialized to IEEE80211_RSSI_DUMMY_MARKER and 221 * each sample incorporated with IEEE80211_RSSI_LPF. Use IEEE80211_RSSI_GET 222 * to extract the current value. 223 * 224 * Note that we assume rssi data are in the range [-127..127] and we 225 * discard values <-20. This is consistent with assumptions throughout 226 * net80211 that signal strength data are in .5 dBm units relative to 227 * the current noise floor (linear, not log). 228 */ 229#define IEEE80211_RSSI_LPF_LEN 10 230#define IEEE80211_RSSI_DUMMY_MARKER 127 231/* NB: pow2 to optimize out * and / */ 232#define IEEE80211_RSSI_EP_MULTIPLIER (1<<7) 233#define IEEE80211_RSSI_IN(x) ((x) * IEEE80211_RSSI_EP_MULTIPLIER) 234#define _IEEE80211_RSSI_LPF(x, y, len) \ 235 (((x) != IEEE80211_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y)) 236#define IEEE80211_RSSI_LPF(x, y) do { \ 237 if ((y) >= -20) { \ 238 x = _IEEE80211_RSSI_LPF((x), IEEE80211_RSSI_IN((y)), \ 239 IEEE80211_RSSI_LPF_LEN); \ 240 } \ 241} while (0) 242#define IEEE80211_RSSI_EP_RND(x, mul) \ 243 ((((x) % (mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) 244#define IEEE80211_RSSI_GET(x) \ 245 IEEE80211_RSSI_EP_RND(x, IEEE80211_RSSI_EP_MULTIPLIER) 246 247static __inline struct ieee80211_node * 248ieee80211_ref_node(struct ieee80211_node *ni) 249{ 250 ieee80211_node_incref(ni); 251 return ni; 252} 253 254static __inline void 255ieee80211_unref_node(struct ieee80211_node **ni) 256{ 257 ieee80211_node_decref(*ni); 258 *ni = NULL; /* guard against use */ 259} 260 261struct ieee80211com; 262 263void ieee80211_node_attach(struct ieee80211com *); 264void ieee80211_node_lateattach(struct ieee80211com *); 265void ieee80211_node_detach(struct ieee80211com *); 266void ieee80211_node_vattach(struct ieee80211vap *); 267void ieee80211_node_latevattach(struct ieee80211vap *); 268void ieee80211_node_vdetach(struct ieee80211vap *); 269 270static __inline int 271ieee80211_node_is_authorized(const struct ieee80211_node *ni) 272{ 273 return (ni->ni_flags & IEEE80211_NODE_AUTH); 274} 275 276void ieee80211_node_authorize(struct ieee80211_node *); 277void ieee80211_node_unauthorize(struct ieee80211_node *); 278 279void ieee80211_node_set_chan(struct ieee80211_node *, 280 struct ieee80211_channel *); 281void ieee80211_create_ibss(struct ieee80211vap*, struct ieee80211_channel *); 282void ieee80211_reset_bss(struct ieee80211vap *); 283void ieee80211_sync_curchan(struct ieee80211com *); 284void ieee80211_setcurchan(struct ieee80211com *, struct ieee80211_channel *); 285int ieee80211_ibss_merge(struct ieee80211_node *); 286struct ieee80211_scan_entry; 287int ieee80211_sta_join(struct ieee80211vap *, struct ieee80211_channel *, 288 const struct ieee80211_scan_entry *); 289void ieee80211_sta_leave(struct ieee80211_node *); 290void ieee80211_node_deauth(struct ieee80211_node *, int); 291 292int ieee80211_ies_init(struct ieee80211_ies *, const uint8_t *, int); 293void ieee80211_ies_cleanup(struct ieee80211_ies *); 294void ieee80211_ies_expand(struct ieee80211_ies *); 295#define ieee80211_ies_setie(_ies, _ie, _off) do { \ 296 (_ies)._ie = (_ies).data + (_off); \ 297} while (0) 298 299/* 300 * Table of ieee80211_node instances. Each ieee80211com 301 * has one that holds association stations (when operating 302 * as an ap) or neighbors (in ibss mode). 303 * 304 * XXX embed this in ieee80211com instead of indirect? 305 */ 306struct ieee80211_node_table { 307 struct ieee80211com *nt_ic; /* back reference */ 308 ieee80211_node_lock_t nt_nodelock; /* on node table */ 309 TAILQ_HEAD(, ieee80211_node) nt_node; /* information of all nodes */ 310 LIST_HEAD(, ieee80211_node) nt_hash[IEEE80211_NODE_HASHSIZE]; 311 struct ieee80211_node **nt_keyixmap; /* key ix -> node map */ 312 int nt_keyixmax; /* keyixmap size */ 313 const char *nt_name; /* table name for debug msgs */ 314 ieee80211_scan_lock_t nt_scanlock; /* on nt_scangen */ 315 u_int nt_scangen; /* gen# for iterators */ 316 int nt_inact_init; /* initial node inact setting */ 317}; 318 319struct ieee80211_node *ieee80211_alloc_node(struct ieee80211_node_table *, 320 struct ieee80211vap *, 321 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 322struct ieee80211_node *ieee80211_tmp_node(struct ieee80211vap *, 323 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 324struct ieee80211_node *ieee80211_dup_bss(struct ieee80211vap *, 325 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 326struct ieee80211_node *ieee80211_node_create_wds(struct ieee80211vap *, 327 const uint8_t bssid[IEEE80211_ADDR_LEN], 328 struct ieee80211_channel *); 329#ifdef IEEE80211_DEBUG_REFCNT 330void ieee80211_free_node_debug(struct ieee80211_node *, 331 const char *func, int line); 332struct ieee80211_node *ieee80211_find_node_locked_debug( 333 struct ieee80211_node_table *, 334 const uint8_t macaddr[IEEE80211_ADDR_LEN], 335 const char *func, int line); 336struct ieee80211_node *ieee80211_find_node_debug(struct ieee80211_node_table *, 337 const uint8_t macaddr[IEEE80211_ADDR_LEN], 338 const char *func, int line); 339struct ieee80211_node *ieee80211_find_vap_node_locked_debug( 340 struct ieee80211_node_table *, 341 const struct ieee80211vap *vap, 342 const uint8_t macaddr[IEEE80211_ADDR_LEN], 343 const char *func, int line); 344struct ieee80211_node *ieee80211_find_vap_node_debug( 345 struct ieee80211_node_table *, 346 const struct ieee80211vap *vap, 347 const uint8_t macaddr[IEEE80211_ADDR_LEN], 348 const char *func, int line); 349struct ieee80211_node * ieee80211_find_rxnode_debug(struct ieee80211com *, 350 const struct ieee80211_frame_min *, 351 const char *func, int line); 352struct ieee80211_node * ieee80211_find_rxnode_withkey_debug( 353 struct ieee80211com *, 354 const struct ieee80211_frame_min *, uint16_t keyix, 355 const char *func, int line); 356struct ieee80211_node *ieee80211_find_txnode_debug(struct ieee80211vap *, 357 const uint8_t *, 358 const char *func, int line); 359#define ieee80211_free_node(ni) \ 360 ieee80211_free_node_debug(ni, __func__, __LINE__) 361#define ieee80211_find_node_locked(nt, mac) \ 362 ieee80211_find_node_locked_debug(nt, mac, __func__, __LINE__) 363#define ieee80211_find_node(nt, mac) \ 364 ieee80211_find_node_debug(nt, mac, __func__, __LINE__) 365#define ieee80211_find_vap_node_locked(nt, vap, mac) \ 366 ieee80211_find_vap_node_locked_debug(nt, vap, mac, __func__, __LINE__) 367#define ieee80211_find_vap_node(nt, vap, mac) \ 368 ieee80211_find_vap_node_debug(nt, vap, mac, __func__, __LINE__) 369#define ieee80211_find_rxnode(ic, wh) \ 370 ieee80211_find_rxnode_debug(ic, wh, __func__, __LINE__) 371#define ieee80211_find_rxnode_withkey(ic, wh, keyix) \ 372 ieee80211_find_rxnode_withkey_debug(ic, wh, keyix, __func__, __LINE__) 373#define ieee80211_find_txnode(vap, mac) \ 374 ieee80211_find_txnode_debug(vap, mac, __func__, __LINE__) 375#else 376void ieee80211_free_node(struct ieee80211_node *); 377struct ieee80211_node *ieee80211_find_node_locked(struct ieee80211_node_table *, 378 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 379struct ieee80211_node *ieee80211_find_node(struct ieee80211_node_table *, 380 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 381struct ieee80211_node *ieee80211_find_vap_node_locked( 382 struct ieee80211_node_table *, const struct ieee80211vap *, 383 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 384struct ieee80211_node *ieee80211_find_vap_node( 385 struct ieee80211_node_table *, const struct ieee80211vap *, 386 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 387struct ieee80211_node * ieee80211_find_rxnode(struct ieee80211com *, 388 const struct ieee80211_frame_min *); 389struct ieee80211_node * ieee80211_find_rxnode_withkey(struct ieee80211com *, 390 const struct ieee80211_frame_min *, uint16_t keyix); 391struct ieee80211_node *ieee80211_find_txnode(struct ieee80211vap *, 392 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 393#endif 394int ieee80211_node_delucastkey(struct ieee80211_node *); 395void ieee80211_node_timeout(void *arg); 396 397typedef void ieee80211_iter_func(void *, struct ieee80211_node *); 398void ieee80211_iterate_nodes(struct ieee80211_node_table *, 399 ieee80211_iter_func *, void *); 400 401void ieee80211_notify_erp(struct ieee80211com *); 402void ieee80211_dump_node(struct ieee80211_node_table *, 403 struct ieee80211_node *); 404void ieee80211_dump_nodes(struct ieee80211_node_table *); 405 406struct ieee80211_node *ieee80211_fakeup_adhoc_node(struct ieee80211vap *, 407 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 408struct ieee80211_scanparams; 409void ieee80211_init_neighbor(struct ieee80211_node *, 410 const struct ieee80211_frame *, 411 const struct ieee80211_scanparams *); 412struct ieee80211_node *ieee80211_add_neighbor(struct ieee80211vap *, 413 const struct ieee80211_frame *, 414 const struct ieee80211_scanparams *); 415void ieee80211_node_join(struct ieee80211_node *,int); 416void ieee80211_node_leave(struct ieee80211_node *); 417int8_t ieee80211_getrssi(struct ieee80211vap *); 418void ieee80211_getsignal(struct ieee80211vap *, int8_t *, int8_t *); 419#endif /* _NET80211_IEEE80211_NODE_H_ */ 420