1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2001 Atsushi Onoe 5 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 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 (IE) ``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 * This structure is shared with LinuxKPI 802.11 code describing up-to 113 * which channel width the station can receive. 114 * Rather than using hardcoded MHz values for the channel width use an enum with 115 * flags. This allows us to keep the uint8_t slot for ni_chw in 116 * struct ieee80211_node and means we do not have to sync to the value for 117 * LinuxKPI. 118 * 119 * NB: BW_20 needs to 0 and values need to be sorted! Cannot make it 120 * bitfield-alike for use with %b. 121 */ 122 enum ieee80211_sta_rx_bw { 123 IEEE80211_STA_RX_BW_20 = 0x00, 124 IEEE80211_STA_RX_BW_40, 125 IEEE80211_STA_RX_BW_80, 126 IEEE80211_STA_RX_BW_160, 127 IEEE80211_STA_RX_BW_320, 128 } __packed; 129 130 static inline const char * 131 ieee80211_ni_chw_to_str(enum ieee80211_sta_rx_bw bw) 132 { 133 switch (bw) { 134 case IEEE80211_STA_RX_BW_20: return ("BW_20"); 135 case IEEE80211_STA_RX_BW_40: return ("BW_40"); 136 case IEEE80211_STA_RX_BW_80: return ("BW_80"); 137 case IEEE80211_STA_RX_BW_160: return ("BW_160"); 138 case IEEE80211_STA_RX_BW_320: return ("BW_320"); 139 } 140 } 141 142 /* 143 * Node specific information. Note that drivers are expected 144 * to derive from this structure to add device-specific per-node 145 * state. This is done by overriding the ic_node_* methods in 146 * the ieee80211com structure. 147 */ 148 struct ieee80211_node { 149 struct ieee80211vap *ni_vap; /* associated vap */ 150 struct ieee80211com *ni_ic; /* copy from vap to save deref*/ 151 struct ieee80211_node_table *ni_table; /* NB: may be NULL */ 152 TAILQ_ENTRY(ieee80211_node) ni_list; /* list of all nodes */ 153 LIST_ENTRY(ieee80211_node) ni_hash; /* hash collision list */ 154 u_int ni_refcnt; /* count of held references */ 155 u_int ni_flags; 156 #define IEEE80211_NODE_AUTH 0x000001 /* authorized for data */ 157 #define IEEE80211_NODE_QOS 0x000002 /* QoS enabled */ 158 #define IEEE80211_NODE_ERP 0x000004 /* ERP enabled */ 159 /* NB: this must have the same value as IEEE80211_FC1_PWR_MGT */ 160 #define IEEE80211_NODE_PWR_MGT 0x000010 /* power save mode enabled */ 161 #define IEEE80211_NODE_AREF 0x000020 /* authentication ref held */ 162 #define IEEE80211_NODE_HT 0x000040 /* HT enabled */ 163 #define IEEE80211_NODE_HTCOMPAT 0x000080 /* HT setup w/ vendor OUI's */ 164 #define IEEE80211_NODE_WPS 0x000100 /* WPS association */ 165 #define IEEE80211_NODE_TSN 0x000200 /* TSN association */ 166 #define IEEE80211_NODE_AMPDU_RX 0x000400 /* AMPDU rx enabled */ 167 #define IEEE80211_NODE_AMPDU_TX 0x000800 /* AMPDU tx enabled */ 168 #define IEEE80211_NODE_MIMO_PS 0x001000 /* MIMO power save enabled */ 169 #define IEEE80211_NODE_MIMO_RTS 0x002000 /* send RTS in MIMO PS */ 170 #define IEEE80211_NODE_RIFS 0x004000 /* RIFS enabled */ 171 #define IEEE80211_NODE_SGI20 0x008000 /* Short GI in HT20 enabled */ 172 #define IEEE80211_NODE_SGI40 0x010000 /* Short GI in HT40 enabled */ 173 #define IEEE80211_NODE_ASSOCID 0x020000 /* xmit requires associd */ 174 #define IEEE80211_NODE_AMSDU_RX 0x040000 /* AMSDU rx enabled */ 175 #define IEEE80211_NODE_AMSDU_TX 0x080000 /* AMSDU tx enabled */ 176 #define IEEE80211_NODE_VHT 0x100000 /* VHT enabled */ 177 #define IEEE80211_NODE_LDPC 0x200000 /* LDPC enabled */ 178 #define IEEE80211_NODE_UAPSD 0x400000 /* U-APSD power save enabled */ 179 uint16_t ni_associd; /* association ID */ 180 uint16_t ni_vlan; /* vlan tag */ 181 uint16_t ni_txpower; /* current transmit power */ 182 uint8_t ni_authmode; /* authentication algorithm */ 183 uint8_t ni_ath_flags; /* Atheros feature flags */ 184 /* NB: These must have the same values as IEEE80211_ATHC_* */ 185 #define IEEE80211_NODE_TURBOP 0x0001 /* Turbo prime enable */ 186 #define IEEE80211_NODE_COMP 0x0002 /* Compresssion enable */ 187 #define IEEE80211_NODE_FF 0x0004 /* Fast Frame capable */ 188 #define IEEE80211_NODE_XR 0x0008 /* Atheros WME enable */ 189 #define IEEE80211_NODE_AR 0x0010 /* AR capable */ 190 #define IEEE80211_NODE_BOOST 0x0080 /* Dynamic Turbo boosted */ 191 uint16_t ni_ath_defkeyix;/* Atheros def key index */ 192 const struct ieee80211_txparam *ni_txparms; 193 uint32_t ni_jointime; /* time of join (secs) */ 194 uint32_t *ni_challenge; /* shared-key challenge */ 195 struct ieee80211_ies ni_ies; /* captured ie's */ 196 /* tx seq per-tid */ 197 ieee80211_seq ni_txseqs[IEEE80211_TID_SIZE]; 198 /* rx seq previous per-tid*/ 199 ieee80211_seq ni_rxseqs[IEEE80211_TID_SIZE]; 200 uint32_t ni_rxfragstamp; /* time stamp of last rx frag */ 201 struct mbuf *ni_rxfrag[3]; /* rx frag reassembly */ 202 struct ieee80211_key ni_ucastkey; /* unicast key */ 203 204 /* hardware */ 205 uint32_t ni_avgrssi; /* recv ssi state */ 206 int8_t ni_noise; /* noise floor */ 207 208 /* mimo statistics */ 209 uint32_t ni_mimo_rssi_ctl[IEEE80211_MAX_CHAINS]; 210 uint32_t ni_mimo_rssi_ext[IEEE80211_MAX_CHAINS]; 211 uint8_t ni_mimo_noise_ctl[IEEE80211_MAX_CHAINS]; 212 uint8_t ni_mimo_noise_ext[IEEE80211_MAX_CHAINS]; 213 uint8_t ni_mimo_chains; 214 215 /* header */ 216 uint8_t ni_macaddr[IEEE80211_ADDR_LEN]; 217 uint8_t ni_bssid[IEEE80211_ADDR_LEN]; 218 219 /* beacon, probe response */ 220 union { 221 uint8_t data[8]; 222 u_int64_t tsf; 223 } ni_tstamp; /* from last rcv'd beacon */ 224 uint16_t ni_intval; /* beacon interval */ 225 uint16_t ni_capinfo; /* capabilities */ 226 uint8_t ni_esslen; 227 uint8_t ni_essid[IEEE80211_NWID_LEN]; 228 struct ieee80211_rateset ni_rates; /* negotiated rate set */ 229 struct ieee80211_channel *ni_chan; 230 uint16_t ni_fhdwell; /* FH only */ 231 uint8_t ni_fhindex; /* FH only */ 232 uint16_t ni_erp; /* ERP from beacon/probe resp */ 233 uint16_t ni_timoff; /* byte offset to TIM ie */ 234 uint8_t ni_dtim_period; /* DTIM period */ 235 uint8_t ni_dtim_count; /* DTIM count for last bcn */ 236 237 /* 11s state */ 238 uint8_t ni_meshidlen; 239 uint8_t ni_meshid[IEEE80211_MESHID_LEN]; 240 enum ieee80211_mesh_mlstate ni_mlstate; /* peering management state */ 241 uint16_t ni_mllid; /* link local ID */ 242 uint16_t ni_mlpid; /* link peer ID */ 243 struct callout ni_mltimer; /* link mesh timer */ 244 uint8_t ni_mlrcnt; /* link mesh retry counter */ 245 uint8_t ni_mltval; /* link mesh timer value */ 246 struct callout ni_mlhtimer; /* link mesh backoff timer */ 247 uint8_t ni_mlhcnt; /* link mesh holding counter */ 248 249 /* 11n state */ 250 uint16_t ni_htcap; /* HT capabilities */ 251 uint8_t ni_htparam; /* HT params */ 252 uint8_t ni_htctlchan; /* HT control channel */ 253 uint8_t ni_ht2ndchan; /* HT 2nd channel */ 254 uint8_t ni_htopmode; /* HT operating mode */ 255 uint8_t ni_htstbc; /* HT */ 256 enum ieee80211_sta_rx_bw ni_chw; /* negotiated channel width */ 257 struct ieee80211_htrateset ni_htrates; /* negotiated ht rate set */ 258 struct ieee80211_tx_ampdu ni_tx_ampdu[WME_NUM_TID]; 259 struct ieee80211_rx_ampdu ni_rx_ampdu[WME_NUM_TID]; 260 261 /* VHT state */ 262 uint32_t ni_vhtcap; 263 uint16_t ni_vht_basicmcs; 264 uint16_t ni_vht_pad2; 265 struct ieee80211_vht_mcs_info ni_vht_mcsinfo; 266 uint8_t ni_vht_chan1; /* 20/40/80/160 - VHT chan1 */ 267 uint8_t ni_vht_chan2; /* 80+80 - VHT chan2 */ 268 uint8_t ni_vht_chanwidth; /* IEEE80211_VHT_CHANWIDTH_ */ 269 uint8_t ni_vht_pad1; 270 uint32_t ni_vht_spare[8]; 271 272 /* fast-frames state */ 273 struct mbuf * ni_tx_superg[WME_NUM_TID]; 274 275 /* others */ 276 short ni_inact; /* inactivity mark count */ 277 short ni_inact_reload;/* inactivity reload value */ 278 int ni_txrate; /* legacy rate/MCS */ 279 struct ieee80211_psq ni_psq; /* power save queue */ 280 struct ieee80211_nodestats ni_stats; /* per-node statistics */ 281 282 struct ieee80211vap *ni_wdsvap; /* associated WDS vap */ 283 void *ni_rctls; /* private ratectl state */ 284 285 /* quiet time IE state for the given node */ 286 uint32_t ni_quiet_ie_set; /* Quiet time IE was seen */ 287 struct ieee80211_quiet_ie ni_quiet_ie; /* last seen quiet IE */ 288 289 /* U-APSD */ 290 uint8_t ni_uapsd; /* U-APSD per-node flags matching WMM STA QoS Info field */ 291 292 void *ni_drv_data; /* driver specific */ 293 294 uint64_t ni_spare[3]; 295 }; 296 MALLOC_DECLARE(M_80211_NODE); 297 MALLOC_DECLARE(M_80211_NODE_IE); 298 299 #define IEEE80211_NODE_ATH (IEEE80211_NODE_FF | IEEE80211_NODE_TURBOP) 300 #define IEEE80211_NODE_AMPDU \ 301 (IEEE80211_NODE_AMPDU_RX | IEEE80211_NODE_AMPDU_TX) 302 #define IEEE80211_NODE_AMSDU \ 303 (IEEE80211_NODE_AMSDU_RX | IEEE80211_NODE_AMSDU_TX) 304 #define IEEE80211_NODE_HT_ALL \ 305 (IEEE80211_NODE_HT | IEEE80211_NODE_HTCOMPAT | \ 306 IEEE80211_NODE_AMPDU | IEEE80211_NODE_AMSDU | \ 307 IEEE80211_NODE_MIMO_PS | IEEE80211_NODE_MIMO_RTS | \ 308 IEEE80211_NODE_RIFS | IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40) 309 310 #define IEEE80211_NODE_BITS \ 311 "\20\1AUTH\2QOS\3ERP\5PWR_MGT\6AREF\7HT\10HTCOMPAT\11WPS\12TSN" \ 312 "\13AMPDU_RX\14AMPDU_TX\15MIMO_PS\16MIMO_RTS\17RIFS\20SGI20\21SGI40" \ 313 "\22ASSOCID" 314 315 #define IEEE80211_NODE_AID(ni) IEEE80211_AID(ni->ni_associd) 316 317 #define IEEE80211_NODE_STAT(ni,stat) (ni->ni_stats.ns_##stat++) 318 #define IEEE80211_NODE_STAT_ADD(ni,stat,v) (ni->ni_stats.ns_##stat += v) 319 #define IEEE80211_NODE_STAT_SET(ni,stat,v) (ni->ni_stats.ns_##stat = v) 320 321 /* 322 * Filtered rssi calculation support. The receive rssi is maintained 323 * as an average over the last 10 frames received using a low pass filter 324 * (all frames for now, possibly need to be more selective). Calculations 325 * are designed such that a good compiler can optimize them. The avg 326 * rssi state should be initialized to IEEE80211_RSSI_DUMMY_MARKER and 327 * each sample incorporated with IEEE80211_RSSI_LPF. Use IEEE80211_RSSI_GET 328 * to extract the current value. 329 * 330 * Note that we assume rssi data are in the range [-127..127] and we 331 * discard values <-20. This is consistent with assumptions throughout 332 * net80211 that signal strength data are in .5 dBm units relative to 333 * the current noise floor (linear, not log). 334 */ 335 #define IEEE80211_RSSI_LPF_LEN 10 336 #define IEEE80211_RSSI_DUMMY_MARKER 127 337 /* NB: pow2 to optimize out * and / */ 338 #define IEEE80211_RSSI_EP_MULTIPLIER (1<<7) 339 #define IEEE80211_RSSI_IN(x) ((x) * IEEE80211_RSSI_EP_MULTIPLIER) 340 #define _IEEE80211_RSSI_LPF(x, y, len) \ 341 (((x) != IEEE80211_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y)) 342 #define IEEE80211_RSSI_LPF(x, y) do { \ 343 if ((y) >= -20) { \ 344 x = _IEEE80211_RSSI_LPF((x), IEEE80211_RSSI_IN((y)), \ 345 IEEE80211_RSSI_LPF_LEN); \ 346 } \ 347 } while (0) 348 #define IEEE80211_RSSI_EP_RND(x, mul) \ 349 ((((x) % (mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) 350 #define IEEE80211_RSSI_GET(x) \ 351 IEEE80211_RSSI_EP_RND(x, IEEE80211_RSSI_EP_MULTIPLIER) 352 353 void ieee80211_node_attach(struct ieee80211com *); 354 void ieee80211_node_lateattach(struct ieee80211com *); 355 void ieee80211_node_detach(struct ieee80211com *); 356 void ieee80211_node_vattach(struct ieee80211vap *); 357 void ieee80211_node_latevattach(struct ieee80211vap *); 358 void ieee80211_node_vdetach(struct ieee80211vap *); 359 360 static __inline int 361 ieee80211_node_is_authorized(const struct ieee80211_node *ni) 362 { 363 return (ni->ni_flags & IEEE80211_NODE_AUTH); 364 } 365 366 void ieee80211_node_authorize(struct ieee80211_node *); 367 void ieee80211_node_unauthorize(struct ieee80211_node *); 368 369 void ieee80211_node_setuptxparms(struct ieee80211_node *); 370 void ieee80211_node_set_chan(struct ieee80211_node *, 371 struct ieee80211_channel *); 372 void ieee80211_create_ibss(struct ieee80211vap*, struct ieee80211_channel *); 373 void ieee80211_reset_bss(struct ieee80211vap *); 374 void ieee80211_sync_curchan(struct ieee80211com *); 375 void ieee80211_setupcurchan(struct ieee80211com *, 376 struct ieee80211_channel *); 377 void ieee80211_setcurchan(struct ieee80211com *, struct ieee80211_channel *); 378 void ieee80211_update_chw(struct ieee80211com *); 379 int ieee80211_ibss_merge_check(struct ieee80211_node *); 380 int ieee80211_ibss_node_check_new(struct ieee80211_node *ni, 381 const struct ieee80211_scanparams *); 382 int ieee80211_ibss_merge(struct ieee80211_node *); 383 struct ieee80211_scan_entry; 384 int ieee80211_sta_join(struct ieee80211vap *, struct ieee80211_channel *, 385 const struct ieee80211_scan_entry *); 386 void ieee80211_sta_leave(struct ieee80211_node *); 387 void ieee80211_node_deauth(struct ieee80211_node *, int); 388 389 int ieee80211_ies_init(struct ieee80211_ies *, const uint8_t *, int); 390 void ieee80211_ies_cleanup(struct ieee80211_ies *); 391 void ieee80211_ies_expand(struct ieee80211_ies *); 392 #define ieee80211_ies_setie(_ies, _ie, _off) do { \ 393 (_ies)._ie = (_ies).data + (_off); \ 394 } while (0) 395 396 /* 397 * Table of ieee80211_node instances. Each ieee80211com 398 * has one that holds association stations (when operating 399 * as an ap) or neighbors (in ibss mode). 400 * 401 * XXX embed this in ieee80211com instead of indirect? 402 */ 403 struct ieee80211_node_table { 404 struct ieee80211com *nt_ic; /* back reference */ 405 ieee80211_node_lock_t nt_nodelock; /* on node table */ 406 TAILQ_HEAD(, ieee80211_node) nt_node; /* information of all nodes */ 407 LIST_HEAD(, ieee80211_node) nt_hash[IEEE80211_NODE_HASHSIZE]; 408 int nt_count; /* number of nodes */ 409 struct ieee80211_node **nt_keyixmap; /* key ix -> node map */ 410 int nt_keyixmax; /* keyixmap size */ 411 const char *nt_name; /* table name for debug msgs */ 412 int nt_inact_init; /* initial node inact setting */ 413 }; 414 415 struct ieee80211_node *ieee80211_tmp_node(struct ieee80211vap *, 416 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 417 struct ieee80211_node *ieee80211_dup_bss(struct ieee80211vap *, 418 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 419 struct ieee80211_node *ieee80211_node_create_wds(struct ieee80211vap *, 420 const uint8_t bssid[IEEE80211_ADDR_LEN], 421 struct ieee80211_channel *); 422 423 /* These functions are taking __func__, __LINE__ for IEEE80211_DEBUG_REFCNT */ 424 struct ieee80211_node *_ieee80211_ref_node(struct ieee80211_node *, 425 const char *func, int line); 426 void _ieee80211_free_node(struct ieee80211_node *, 427 const char *func, int line); 428 struct ieee80211_node *_ieee80211_find_node_locked( 429 struct ieee80211_node_table *, 430 const uint8_t macaddr[IEEE80211_ADDR_LEN], 431 const char *func, int line); 432 struct ieee80211_node *_ieee80211_find_node(struct ieee80211_node_table *, 433 const uint8_t macaddr[IEEE80211_ADDR_LEN], 434 const char *func, int line); 435 struct ieee80211_node *_ieee80211_find_vap_node_locked( 436 struct ieee80211_node_table *, 437 const struct ieee80211vap *vap, 438 const uint8_t macaddr[IEEE80211_ADDR_LEN], 439 const char *func, int line); 440 struct ieee80211_node *_ieee80211_find_vap_node( 441 struct ieee80211_node_table *, 442 const struct ieee80211vap *vap, 443 const uint8_t macaddr[IEEE80211_ADDR_LEN], 444 const char *func, int line); 445 struct ieee80211_node *_ieee80211_find_rxnode(struct ieee80211com *, 446 const struct ieee80211_frame_min *, 447 const char *func, int line); 448 struct ieee80211_node *_ieee80211_find_rxnode_withkey( 449 struct ieee80211com *, 450 const struct ieee80211_frame_min *, uint16_t keyix, 451 const char *func, int line); 452 struct ieee80211_node *_ieee80211_find_txnode(struct ieee80211vap *, 453 const uint8_t macaddr[IEEE80211_ADDR_LEN], 454 const char *func, int line); 455 #define ieee80211_ref_node(ni) \ 456 _ieee80211_ref_node(ni, __func__, __LINE__) 457 #define ieee80211_free_node(ni) \ 458 _ieee80211_free_node(ni, __func__, __LINE__) 459 #define ieee80211_find_node_locked(nt, mac) \ 460 _ieee80211_find_node_locked(nt, mac, __func__, __LINE__) 461 #define ieee80211_find_node(nt, mac) \ 462 _ieee80211_find_node(nt, mac, __func__, __LINE__) 463 #define ieee80211_find_vap_node_locked(nt, vap, mac) \ 464 _ieee80211_find_vap_node_locked(nt, vap, mac, __func__, __LINE__) 465 #define ieee80211_find_vap_node(nt, vap, mac) \ 466 _ieee80211_find_vap_node(nt, vap, mac, __func__, __LINE__) 467 #define ieee80211_find_rxnode(ic, wh) \ 468 _ieee80211_find_rxnode(ic, wh, __func__, __LINE__) 469 #define ieee80211_find_rxnode_withkey(ic, wh, keyix) \ 470 _ieee80211_find_rxnode_withkey(ic, wh, keyix, __func__, __LINE__) 471 #define ieee80211_find_txnode(vap, mac) \ 472 _ieee80211_find_txnode(vap, mac, __func__, __LINE__) 473 474 int ieee80211_node_delucastkey(struct ieee80211_node *); 475 void ieee80211_node_timeout(void *arg); 476 477 typedef void ieee80211_iter_func(void *, struct ieee80211_node *); 478 int ieee80211_iterate_nodes_vap(struct ieee80211_node_table *, 479 struct ieee80211vap *, ieee80211_iter_func *, void *); 480 void ieee80211_iterate_nodes(struct ieee80211_node_table *, 481 ieee80211_iter_func *, void *); 482 483 void ieee80211_notify_erp_locked(struct ieee80211com *); 484 void ieee80211_dump_node(struct ieee80211_node_table *, 485 struct ieee80211_node *); 486 void ieee80211_dump_nodes(struct ieee80211_node_table *); 487 488 struct ieee80211_node *ieee80211_fakeup_adhoc_node(struct ieee80211vap *, 489 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 490 struct ieee80211_scanparams; 491 void ieee80211_init_neighbor(struct ieee80211_node *, 492 const struct ieee80211_frame *, 493 const struct ieee80211_scanparams *); 494 struct ieee80211_node *ieee80211_add_neighbor(struct ieee80211vap *, 495 const struct ieee80211_frame *, 496 const struct ieee80211_scanparams *); 497 void ieee80211_node_join(struct ieee80211_node *,int); 498 void ieee80211_node_leave(struct ieee80211_node *); 499 int8_t ieee80211_getrssi(struct ieee80211vap *); 500 void ieee80211_getsignal(struct ieee80211vap *, int8_t *, int8_t *); 501 #endif /* _NET80211_IEEE80211_NODE_H_ */ 502