1 /*- 2 * Copyright (c) 2001 Atsushi Onoe 3 * Copyright (c) 2002-2009 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_NODE_H_ 29 #define _NET80211_IEEE80211_NODE_H_ 30 31 #include <net80211/ieee80211_ioctl.h> /* for ieee80211_nodestats */ 32 #include <net80211/ieee80211_ht.h> /* for aggregation state */ 33 34 /* 35 * Each ieee80211com instance has a single timer that fires every 36 * IEEE80211_INACT_WAIT seconds to handle "inactivity processing". 37 * This is used to do node inactivity processing when operating 38 * as an AP, adhoc or mesh mode. For inactivity processing each node 39 * has a timeout set in its ni_inact field that is decremented 40 * on each timeout and the node is reclaimed when the counter goes 41 * to zero. We use different inactivity timeout values depending 42 * on whether the node is associated and authorized (either by 43 * 802.1x or open/shared key authentication) or associated but yet 44 * to be authorized. The latter timeout is shorter to more aggressively 45 * reclaim nodes that leave part way through the 802.1x exchange. 46 */ 47 #define IEEE80211_INACT_WAIT 15 /* inactivity interval (secs) */ 48 #define IEEE80211_INACT_INIT (30/IEEE80211_INACT_WAIT) /* initial */ 49 #define IEEE80211_INACT_AUTH (180/IEEE80211_INACT_WAIT) /* associated but not authorized */ 50 #define IEEE80211_INACT_RUN (300/IEEE80211_INACT_WAIT) /* authorized */ 51 #define IEEE80211_INACT_PROBE (30/IEEE80211_INACT_WAIT) /* probe */ 52 #define IEEE80211_INACT_SCAN (300/IEEE80211_INACT_WAIT) /* scanned */ 53 54 #define IEEE80211_TRANS_WAIT 2 /* mgt frame tx timer (secs) */ 55 56 /* threshold for aging overlapping non-ERP bss */ 57 #define IEEE80211_NONERP_PRESENT_AGE msecs_to_ticks(60*1000) 58 59 #define IEEE80211_NODE_HASHSIZE 32 /* NB: hash size must be pow2 */ 60 /* simple hash is enough for variation of macaddr */ 61 #define IEEE80211_NODE_HASH(ic, addr) \ 62 (((const uint8_t *)(addr))[IEEE80211_ADDR_LEN - 1] % \ 63 IEEE80211_NODE_HASHSIZE) 64 65 struct ieee80211_node_table; 66 struct ieee80211com; 67 struct ieee80211vap; 68 struct ieee80211_scanparams; 69 70 /* 71 * Information element ``blob''. We use this structure 72 * to capture management frame payloads that need to be 73 * retained. Information elements within the payload that 74 * we need to consult have references recorded. 75 */ 76 struct ieee80211_ies { 77 /* the following are either NULL or point within data */ 78 uint8_t *wpa_ie; /* captured WPA ie */ 79 uint8_t *rsn_ie; /* captured RSN ie */ 80 uint8_t *wme_ie; /* captured WME ie */ 81 uint8_t *ath_ie; /* captured Atheros ie */ 82 uint8_t *htcap_ie; /* captured HTCAP ie */ 83 uint8_t *htinfo_ie; /* captured HTINFO ie */ 84 uint8_t *tdma_ie; /* captured TDMA ie */ 85 uint8_t *meshid_ie; /* captured MESH ID ie */ 86 uint8_t *vhtcap_ie; /* captured VHTCAP ie */ 87 uint8_t *vhtopmode_ie; /* captured VHTOPMODE ie */ 88 uint8_t *vhtpwrenv_ie; /* captured VHTPWRENV ie */ 89 uint8_t *apchanrep_ie; /* captured APCHANREP ie */ 90 uint8_t *bssload_ie; /* captured BSSLOAD ie */ 91 uint8_t *spare[4]; 92 /* NB: these must be the last members of this structure */ 93 uint8_t *data; /* frame data > 802.11 header */ 94 int len; /* data size in bytes */ 95 }; 96 97 /* 98 * 802.11s (Mesh) Peer Link FSM state. 99 */ 100 enum ieee80211_mesh_mlstate { 101 IEEE80211_NODE_MESH_IDLE = 0, 102 IEEE80211_NODE_MESH_OPENSNT = 1, /* open frame sent */ 103 IEEE80211_NODE_MESH_OPENRCV = 2, /* open frame received */ 104 IEEE80211_NODE_MESH_CONFIRMRCV = 3, /* confirm frame received */ 105 IEEE80211_NODE_MESH_ESTABLISHED = 4, /* link established */ 106 IEEE80211_NODE_MESH_HOLDING = 5, /* link closing */ 107 }; 108 #define IEEE80211_MESH_MLSTATE_BITS \ 109 "\20\1IDLE\2OPENSNT\2OPENRCV\3CONFIRMRCV\4ESTABLISHED\5HOLDING" 110 111 /* 112 * Node specific information. Note that drivers are expected 113 * to derive from this structure to add device-specific per-node 114 * state. This is done by overriding the ic_node_* methods in 115 * the ieee80211com structure. 116 */ 117 struct ieee80211_node { 118 struct ieee80211vap *ni_vap; /* associated vap */ 119 struct ieee80211com *ni_ic; /* copy from vap to save deref*/ 120 struct ieee80211_node_table *ni_table; /* NB: may be NULL */ 121 TAILQ_ENTRY(ieee80211_node) ni_list; /* list of all nodes */ 122 LIST_ENTRY(ieee80211_node) ni_hash; /* hash collision list */ 123 u_int ni_refcnt; /* count of held references */ 124 u_int ni_flags; 125 #define IEEE80211_NODE_AUTH 0x000001 /* authorized for data */ 126 #define IEEE80211_NODE_QOS 0x000002 /* QoS enabled */ 127 #define IEEE80211_NODE_ERP 0x000004 /* ERP enabled */ 128 /* NB: this must have the same value as IEEE80211_FC1_PWR_MGT */ 129 #define IEEE80211_NODE_PWR_MGT 0x000010 /* power save mode enabled */ 130 #define IEEE80211_NODE_AREF 0x000020 /* authentication ref held */ 131 #define IEEE80211_NODE_HT 0x000040 /* HT enabled */ 132 #define IEEE80211_NODE_HTCOMPAT 0x000080 /* HT setup w/ vendor OUI's */ 133 #define IEEE80211_NODE_WPS 0x000100 /* WPS association */ 134 #define IEEE80211_NODE_TSN 0x000200 /* TSN association */ 135 #define IEEE80211_NODE_AMPDU_RX 0x000400 /* AMPDU rx enabled */ 136 #define IEEE80211_NODE_AMPDU_TX 0x000800 /* AMPDU tx enabled */ 137 #define IEEE80211_NODE_MIMO_PS 0x001000 /* MIMO power save enabled */ 138 #define IEEE80211_NODE_MIMO_RTS 0x002000 /* send RTS in MIMO PS */ 139 #define IEEE80211_NODE_RIFS 0x004000 /* RIFS enabled */ 140 #define IEEE80211_NODE_SGI20 0x008000 /* Short GI in HT20 enabled */ 141 #define IEEE80211_NODE_SGI40 0x010000 /* Short GI in HT40 enabled */ 142 #define IEEE80211_NODE_ASSOCID 0x020000 /* xmit requires associd */ 143 #define IEEE80211_NODE_AMSDU_RX 0x040000 /* AMSDU rx enabled */ 144 #define IEEE80211_NODE_AMSDU_TX 0x080000 /* AMSDU tx enabled */ 145 uint16_t ni_associd; /* association ID */ 146 uint16_t ni_vlan; /* vlan tag */ 147 uint16_t ni_txpower; /* current transmit power */ 148 uint8_t ni_authmode; /* authentication algorithm */ 149 uint8_t ni_ath_flags; /* Atheros feature flags */ 150 /* NB: These must have the same values as IEEE80211_ATHC_* */ 151 #define IEEE80211_NODE_TURBOP 0x0001 /* Turbo prime enable */ 152 #define IEEE80211_NODE_COMP 0x0002 /* Compresssion enable */ 153 #define IEEE80211_NODE_FF 0x0004 /* Fast Frame capable */ 154 #define IEEE80211_NODE_XR 0x0008 /* Atheros WME enable */ 155 #define IEEE80211_NODE_AR 0x0010 /* AR capable */ 156 #define IEEE80211_NODE_BOOST 0x0080 /* Dynamic Turbo boosted */ 157 uint16_t ni_ath_defkeyix;/* Atheros def key index */ 158 const struct ieee80211_txparam *ni_txparms; 159 uint32_t ni_jointime; /* time of join (secs) */ 160 uint32_t *ni_challenge; /* shared-key challenge */ 161 struct ieee80211_ies ni_ies; /* captured ie's */ 162 /* tx seq per-tid */ 163 ieee80211_seq ni_txseqs[IEEE80211_TID_SIZE]; 164 /* rx seq previous per-tid*/ 165 ieee80211_seq ni_rxseqs[IEEE80211_TID_SIZE]; 166 uint32_t ni_rxfragstamp; /* time stamp of last rx frag */ 167 struct mbuf *ni_rxfrag[3]; /* rx frag reassembly */ 168 struct ieee80211_key ni_ucastkey; /* unicast key */ 169 170 /* hardware */ 171 uint32_t ni_avgrssi; /* recv ssi state */ 172 int8_t ni_noise; /* noise floor */ 173 174 /* mimo statistics */ 175 uint32_t ni_mimo_rssi_ctl[IEEE80211_MAX_CHAINS]; 176 uint32_t ni_mimo_rssi_ext[IEEE80211_MAX_CHAINS]; 177 uint8_t ni_mimo_noise_ctl[IEEE80211_MAX_CHAINS]; 178 uint8_t ni_mimo_noise_ext[IEEE80211_MAX_CHAINS]; 179 uint8_t ni_mimo_chains; 180 181 /* header */ 182 uint8_t ni_macaddr[IEEE80211_ADDR_LEN]; 183 uint8_t ni_bssid[IEEE80211_ADDR_LEN]; 184 185 /* beacon, probe response */ 186 union { 187 uint8_t data[8]; 188 u_int64_t tsf; 189 } ni_tstamp; /* from last rcv'd beacon */ 190 uint16_t ni_intval; /* beacon interval */ 191 uint16_t ni_capinfo; /* capabilities */ 192 uint8_t ni_esslen; 193 uint8_t ni_essid[IEEE80211_NWID_LEN]; 194 struct ieee80211_rateset ni_rates; /* negotiated rate set */ 195 struct ieee80211_channel *ni_chan; 196 uint16_t ni_fhdwell; /* FH only */ 197 uint8_t ni_fhindex; /* FH only */ 198 uint16_t ni_erp; /* ERP from beacon/probe resp */ 199 uint16_t ni_timoff; /* byte offset to TIM ie */ 200 uint8_t ni_dtim_period; /* DTIM period */ 201 uint8_t ni_dtim_count; /* DTIM count for last bcn */ 202 203 /* 11s state */ 204 uint8_t ni_meshidlen; 205 uint8_t ni_meshid[IEEE80211_MESHID_LEN]; 206 enum ieee80211_mesh_mlstate ni_mlstate; /* peering management state */ 207 uint16_t ni_mllid; /* link local ID */ 208 uint16_t ni_mlpid; /* link peer ID */ 209 struct callout ni_mltimer; /* link mesh timer */ 210 uint8_t ni_mlrcnt; /* link mesh retry counter */ 211 uint8_t ni_mltval; /* link mesh timer value */ 212 struct callout ni_mlhtimer; /* link mesh backoff timer */ 213 uint8_t ni_mlhcnt; /* link mesh holding counter */ 214 215 /* 11n state */ 216 uint16_t ni_htcap; /* HT capabilities */ 217 uint8_t ni_htparam; /* HT params */ 218 uint8_t ni_htctlchan; /* HT control channel */ 219 uint8_t ni_ht2ndchan; /* HT 2nd channel */ 220 uint8_t ni_htopmode; /* HT operating mode */ 221 uint8_t ni_htstbc; /* HT */ 222 uint8_t ni_chw; /* negotiated channel width */ 223 struct ieee80211_htrateset ni_htrates; /* negotiated ht rate set */ 224 struct ieee80211_tx_ampdu ni_tx_ampdu[WME_NUM_TID]; 225 struct ieee80211_rx_ampdu ni_rx_ampdu[WME_NUM_TID]; 226 227 /* fast-frames state */ 228 struct mbuf * ni_tx_superg[WME_NUM_TID]; 229 230 /* others */ 231 short ni_inact; /* inactivity mark count */ 232 short ni_inact_reload;/* inactivity reload value */ 233 int ni_txrate; /* legacy rate/MCS */ 234 struct ieee80211_psq ni_psq; /* power save queue */ 235 struct ieee80211_nodestats ni_stats; /* per-node statistics */ 236 237 struct ieee80211vap *ni_wdsvap; /* associated WDS vap */ 238 void *ni_rctls; /* private ratectl state */ 239 uint64_t ni_spare[3]; 240 }; 241 MALLOC_DECLARE(M_80211_NODE); 242 MALLOC_DECLARE(M_80211_NODE_IE); 243 244 #define IEEE80211_NODE_ATH (IEEE80211_NODE_FF | IEEE80211_NODE_TURBOP) 245 #define IEEE80211_NODE_AMPDU \ 246 (IEEE80211_NODE_AMPDU_RX | IEEE80211_NODE_AMPDU_TX) 247 #define IEEE80211_NODE_AMSDU \ 248 (IEEE80211_NODE_AMSDU_RX | IEEE80211_NODE_AMSDU_TX) 249 #define IEEE80211_NODE_HT_ALL \ 250 (IEEE80211_NODE_HT | IEEE80211_NODE_HTCOMPAT | \ 251 IEEE80211_NODE_AMPDU | IEEE80211_NODE_AMSDU | \ 252 IEEE80211_NODE_MIMO_PS | IEEE80211_NODE_MIMO_RTS | \ 253 IEEE80211_NODE_RIFS | IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40) 254 255 #define IEEE80211_NODE_BITS \ 256 "\20\1AUTH\2QOS\3ERP\5PWR_MGT\6AREF\7HT\10HTCOMPAT\11WPS\12TSN" \ 257 "\13AMPDU_RX\14AMPDU_TX\15MIMO_PS\16MIMO_RTS\17RIFS\20SGI20\21SGI40" \ 258 "\22ASSOCID" 259 260 #define IEEE80211_NODE_AID(ni) IEEE80211_AID(ni->ni_associd) 261 262 #define IEEE80211_NODE_STAT(ni,stat) (ni->ni_stats.ns_##stat++) 263 #define IEEE80211_NODE_STAT_ADD(ni,stat,v) (ni->ni_stats.ns_##stat += v) 264 #define IEEE80211_NODE_STAT_SET(ni,stat,v) (ni->ni_stats.ns_##stat = v) 265 266 /* 267 * Filtered rssi calculation support. The receive rssi is maintained 268 * as an average over the last 10 frames received using a low pass filter 269 * (all frames for now, possibly need to be more selective). Calculations 270 * are designed such that a good compiler can optimize them. The avg 271 * rssi state should be initialized to IEEE80211_RSSI_DUMMY_MARKER and 272 * each sample incorporated with IEEE80211_RSSI_LPF. Use IEEE80211_RSSI_GET 273 * to extract the current value. 274 * 275 * Note that we assume rssi data are in the range [-127..127] and we 276 * discard values <-20. This is consistent with assumptions throughout 277 * net80211 that signal strength data are in .5 dBm units relative to 278 * the current noise floor (linear, not log). 279 */ 280 #define IEEE80211_RSSI_LPF_LEN 10 281 #define IEEE80211_RSSI_DUMMY_MARKER 127 282 /* NB: pow2 to optimize out * and / */ 283 #define IEEE80211_RSSI_EP_MULTIPLIER (1<<7) 284 #define IEEE80211_RSSI_IN(x) ((x) * IEEE80211_RSSI_EP_MULTIPLIER) 285 #define _IEEE80211_RSSI_LPF(x, y, len) \ 286 (((x) != IEEE80211_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y)) 287 #define IEEE80211_RSSI_LPF(x, y) do { \ 288 if ((y) >= -20) { \ 289 x = _IEEE80211_RSSI_LPF((x), IEEE80211_RSSI_IN((y)), \ 290 IEEE80211_RSSI_LPF_LEN); \ 291 } \ 292 } while (0) 293 #define IEEE80211_RSSI_EP_RND(x, mul) \ 294 ((((x) % (mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) 295 #define IEEE80211_RSSI_GET(x) \ 296 IEEE80211_RSSI_EP_RND(x, IEEE80211_RSSI_EP_MULTIPLIER) 297 298 static __inline struct ieee80211_node * 299 ieee80211_ref_node(struct ieee80211_node *ni) 300 { 301 ieee80211_node_incref(ni); 302 return ni; 303 } 304 305 static __inline void 306 ieee80211_unref_node(struct ieee80211_node **ni) 307 { 308 ieee80211_node_decref(*ni); 309 *ni = NULL; /* guard against use */ 310 } 311 312 void ieee80211_node_attach(struct ieee80211com *); 313 void ieee80211_node_lateattach(struct ieee80211com *); 314 void ieee80211_node_detach(struct ieee80211com *); 315 void ieee80211_node_vattach(struct ieee80211vap *); 316 void ieee80211_node_latevattach(struct ieee80211vap *); 317 void ieee80211_node_vdetach(struct ieee80211vap *); 318 319 static __inline int 320 ieee80211_node_is_authorized(const struct ieee80211_node *ni) 321 { 322 return (ni->ni_flags & IEEE80211_NODE_AUTH); 323 } 324 325 void ieee80211_node_authorize(struct ieee80211_node *); 326 void ieee80211_node_unauthorize(struct ieee80211_node *); 327 328 void ieee80211_node_setuptxparms(struct ieee80211_node *); 329 void ieee80211_node_set_chan(struct ieee80211_node *, 330 struct ieee80211_channel *); 331 void ieee80211_create_ibss(struct ieee80211vap*, struct ieee80211_channel *); 332 void ieee80211_reset_bss(struct ieee80211vap *); 333 void ieee80211_sync_curchan(struct ieee80211com *); 334 void ieee80211_setupcurchan(struct ieee80211com *, 335 struct ieee80211_channel *); 336 void ieee80211_setcurchan(struct ieee80211com *, struct ieee80211_channel *); 337 void ieee80211_update_chw(struct ieee80211com *); 338 int ieee80211_ibss_merge_check(struct ieee80211_node *); 339 int ieee80211_ibss_node_check_new(struct ieee80211_node *ni, 340 const struct ieee80211_scanparams *); 341 int ieee80211_ibss_merge(struct ieee80211_node *); 342 struct ieee80211_scan_entry; 343 int ieee80211_sta_join(struct ieee80211vap *, struct ieee80211_channel *, 344 const struct ieee80211_scan_entry *); 345 void ieee80211_sta_leave(struct ieee80211_node *); 346 void ieee80211_node_deauth(struct ieee80211_node *, int); 347 348 int ieee80211_ies_init(struct ieee80211_ies *, const uint8_t *, int); 349 void ieee80211_ies_cleanup(struct ieee80211_ies *); 350 void ieee80211_ies_expand(struct ieee80211_ies *); 351 #define ieee80211_ies_setie(_ies, _ie, _off) do { \ 352 (_ies)._ie = (_ies).data + (_off); \ 353 } while (0) 354 355 /* 356 * Table of ieee80211_node instances. Each ieee80211com 357 * has one that holds association stations (when operating 358 * as an ap) or neighbors (in ibss mode). 359 * 360 * XXX embed this in ieee80211com instead of indirect? 361 */ 362 struct ieee80211_node_table { 363 struct ieee80211com *nt_ic; /* back reference */ 364 ieee80211_node_lock_t nt_nodelock; /* on node table */ 365 TAILQ_HEAD(, ieee80211_node) nt_node; /* information of all nodes */ 366 LIST_HEAD(, ieee80211_node) nt_hash[IEEE80211_NODE_HASHSIZE]; 367 int nt_count; /* number of nodes */ 368 struct ieee80211_node **nt_keyixmap; /* key ix -> node map */ 369 int nt_keyixmax; /* keyixmap size */ 370 const char *nt_name; /* table name for debug msgs */ 371 int nt_inact_init; /* initial node inact setting */ 372 }; 373 374 struct ieee80211_node *ieee80211_alloc_node(struct ieee80211_node_table *, 375 struct ieee80211vap *, 376 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 377 struct ieee80211_node *ieee80211_tmp_node(struct ieee80211vap *, 378 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 379 struct ieee80211_node *ieee80211_dup_bss(struct ieee80211vap *, 380 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 381 struct ieee80211_node *ieee80211_node_create_wds(struct ieee80211vap *, 382 const uint8_t bssid[IEEE80211_ADDR_LEN], 383 struct ieee80211_channel *); 384 #ifdef IEEE80211_DEBUG_REFCNT 385 void ieee80211_free_node_debug(struct ieee80211_node *, 386 const char *func, int line); 387 struct ieee80211_node *ieee80211_find_node_locked_debug( 388 struct ieee80211_node_table *, 389 const uint8_t macaddr[IEEE80211_ADDR_LEN], 390 const char *func, int line); 391 struct ieee80211_node *ieee80211_find_node_debug(struct ieee80211_node_table *, 392 const uint8_t macaddr[IEEE80211_ADDR_LEN], 393 const char *func, int line); 394 struct ieee80211_node *ieee80211_find_vap_node_locked_debug( 395 struct ieee80211_node_table *, 396 const struct ieee80211vap *vap, 397 const uint8_t macaddr[IEEE80211_ADDR_LEN], 398 const char *func, int line); 399 struct ieee80211_node *ieee80211_find_vap_node_debug( 400 struct ieee80211_node_table *, 401 const struct ieee80211vap *vap, 402 const uint8_t macaddr[IEEE80211_ADDR_LEN], 403 const char *func, int line); 404 struct ieee80211_node * ieee80211_find_rxnode_debug(struct ieee80211com *, 405 const struct ieee80211_frame_min *, 406 const char *func, int line); 407 struct ieee80211_node * ieee80211_find_rxnode_withkey_debug( 408 struct ieee80211com *, 409 const struct ieee80211_frame_min *, uint16_t keyix, 410 const char *func, int line); 411 struct ieee80211_node *ieee80211_find_txnode_debug(struct ieee80211vap *, 412 const uint8_t *, 413 const char *func, int line); 414 #define ieee80211_free_node(ni) \ 415 ieee80211_free_node_debug(ni, __func__, __LINE__) 416 #define ieee80211_find_node_locked(nt, mac) \ 417 ieee80211_find_node_locked_debug(nt, mac, __func__, __LINE__) 418 #define ieee80211_find_node(nt, mac) \ 419 ieee80211_find_node_debug(nt, mac, __func__, __LINE__) 420 #define ieee80211_find_vap_node_locked(nt, vap, mac) \ 421 ieee80211_find_vap_node_locked_debug(nt, vap, mac, __func__, __LINE__) 422 #define ieee80211_find_vap_node(nt, vap, mac) \ 423 ieee80211_find_vap_node_debug(nt, vap, mac, __func__, __LINE__) 424 #define ieee80211_find_rxnode(ic, wh) \ 425 ieee80211_find_rxnode_debug(ic, wh, __func__, __LINE__) 426 #define ieee80211_find_rxnode_withkey(ic, wh, keyix) \ 427 ieee80211_find_rxnode_withkey_debug(ic, wh, keyix, __func__, __LINE__) 428 #define ieee80211_find_txnode(vap, mac) \ 429 ieee80211_find_txnode_debug(vap, mac, __func__, __LINE__) 430 #else 431 void ieee80211_free_node(struct ieee80211_node *); 432 struct ieee80211_node *ieee80211_find_node_locked(struct ieee80211_node_table *, 433 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 434 struct ieee80211_node *ieee80211_find_node(struct ieee80211_node_table *, 435 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 436 struct ieee80211_node *ieee80211_find_vap_node_locked( 437 struct ieee80211_node_table *, const struct ieee80211vap *, 438 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 439 struct ieee80211_node *ieee80211_find_vap_node( 440 struct ieee80211_node_table *, const struct ieee80211vap *, 441 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 442 struct ieee80211_node * ieee80211_find_rxnode(struct ieee80211com *, 443 const struct ieee80211_frame_min *); 444 struct ieee80211_node * ieee80211_find_rxnode_withkey(struct ieee80211com *, 445 const struct ieee80211_frame_min *, uint16_t keyix); 446 struct ieee80211_node *ieee80211_find_txnode(struct ieee80211vap *, 447 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 448 #endif 449 int ieee80211_node_delucastkey(struct ieee80211_node *); 450 void ieee80211_node_timeout(void *arg); 451 452 typedef void ieee80211_iter_func(void *, struct ieee80211_node *); 453 int ieee80211_iterate_nodes_vap(struct ieee80211_node_table *, 454 struct ieee80211vap *, ieee80211_iter_func *, void *); 455 void ieee80211_iterate_nodes(struct ieee80211_node_table *, 456 ieee80211_iter_func *, void *); 457 458 void ieee80211_notify_erp(struct ieee80211com *); 459 void ieee80211_dump_node(struct ieee80211_node_table *, 460 struct ieee80211_node *); 461 void ieee80211_dump_nodes(struct ieee80211_node_table *); 462 463 struct ieee80211_node *ieee80211_fakeup_adhoc_node(struct ieee80211vap *, 464 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 465 struct ieee80211_scanparams; 466 void ieee80211_init_neighbor(struct ieee80211_node *, 467 const struct ieee80211_frame *, 468 const struct ieee80211_scanparams *); 469 struct ieee80211_node *ieee80211_add_neighbor(struct ieee80211vap *, 470 const struct ieee80211_frame *, 471 const struct ieee80211_scanparams *); 472 void ieee80211_node_join(struct ieee80211_node *,int); 473 void ieee80211_node_leave(struct ieee80211_node *); 474 int8_t ieee80211_getrssi(struct ieee80211vap *); 475 void ieee80211_getsignal(struct ieee80211vap *, int8_t *, int8_t *); 476 #endif /* _NET80211_IEEE80211_NODE_H_ */ 477