ieee80211_node.h revision 191746
1709Swollman/*- 215568Sasami * Copyright (c) 2001 Atsushi Onoe 3709Swollman * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting 437Srgrimes * All rights reserved. 537Srgrimes * 637Srgrimes * Redistribution and use in source and binary forms, with or without 737Srgrimes * modification, are permitted provided that the following conditions 837Srgrimes * are met: 937Srgrimes * 1. Redistributions of source code must retain the above copyright 108460Sjkh * notice, this list of conditions and the following disclaimer. 118460Sjkh * 2. Redistributions in binary form must reproduce the above copyright 128460Sjkh * notice, this list of conditions and the following disclaimer in the 138460Sjkh * documentation and/or other materials provided with the distribution. 1437Srgrimes * 1537Srgrimes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1637Srgrimes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1737Srgrimes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1837Srgrimes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1937Srgrimes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2037Srgrimes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2137Srgrimes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2237Srgrimes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2337Srgrimes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2437Srgrimes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2515568Sasami * 2615568Sasami * $FreeBSD: head/sys/net80211/ieee80211_node.h 191746 2009-05-02 15:14:18Z thompsa $ 2715568Sasami */ 2815568Sasami#ifndef _NET80211_IEEE80211_NODE_H_ 2915568Sasami#define _NET80211_IEEE80211_NODE_H_ 3015568Sasami 313843Sdg#include <net80211/ieee80211_ioctl.h> /* for ieee80211_nodestats */ 323843Sdg#include <net80211/ieee80211_ht.h> /* for aggregation state */ 332164Sdg 3437Srgrimes/* 3537Srgrimes * Each ieee80211com instance has a single timer that fires every 3637Srgrimes * IEEE80211_INACT_WAIT seconds to handle "inactivity processing". 3737Srgrimes * This is used to do node inactivity processing when operating 3837Srgrimes * as an AP or in adhoc mode. For inactivity processing each node 3937Srgrimes * has a timeout set in it's ni_inact field that is decremented 4037Srgrimes * on each timeout and the node is reclaimed when the counter goes 4137Srgrimes * to zero. We use different inactivity timeout values depending 4237Srgrimes * on whether the node is associated and authorized (either by 4337Srgrimes * 802.1x or open/shared key authentication) or associated but yet 4437Srgrimes * to be authorized. The latter timeout is shorter to more aggressively 4537Srgrimes * reclaim nodes that leave part way through the 802.1x exchange. 4637Srgrimes */ 4737Srgrimes#define IEEE80211_INACT_WAIT 15 /* inactivity interval (secs) */ 4837Srgrimes#define IEEE80211_INACT_INIT (30/IEEE80211_INACT_WAIT) /* initial */ 4937Srgrimes#define IEEE80211_INACT_AUTH (180/IEEE80211_INACT_WAIT) /* associated but not authorized */ 5037Srgrimes#define IEEE80211_INACT_RUN (300/IEEE80211_INACT_WAIT) /* authorized */ 5137Srgrimes#define IEEE80211_INACT_PROBE (30/IEEE80211_INACT_WAIT) /* probe */ 5237Srgrimes#define IEEE80211_INACT_SCAN (300/IEEE80211_INACT_WAIT) /* scanned */ 5337Srgrimes 5437Srgrimes#define IEEE80211_TRANS_WAIT 2 /* mgt frame tx timer (secs) */ 5537Srgrimes 5637Srgrimes/* threshold for aging overlapping non-ERP bss */ 5737Srgrimes#define IEEE80211_NONERP_PRESENT_AGE msecs_to_ticks(60*1000) 5837Srgrimes 5937Srgrimes#define IEEE80211_NODE_HASHSIZE 32 6037Srgrimes/* simple hash is enough for variation of macaddr */ 6137Srgrimes#define IEEE80211_NODE_HASH(addr) \ 6237Srgrimes (((const uint8_t *)(addr))[IEEE80211_ADDR_LEN - 1] % \ 6337Srgrimes IEEE80211_NODE_HASHSIZE) 6437Srgrimes 652164Sdgstruct ieee80211_node_table; 662164Sdgstruct ieee80211com; 6737Srgrimesstruct ieee80211vap; 6837Srgrimes 6937Srgrimes/* 7037Srgrimes * Information element ``blob''. We use this structure 713036Sdg * to capture management frame payloads that need to be 723036Sdg * retained. Information elements within the payload that 733036Sdg * we need to consult have references recorded. 748530Sdg */ 758530Sdgstruct ieee80211_ies { 768530Sdg /* the following are either NULL or point within data */ 778530Sdg uint8_t *wpa_ie; /* captured WPA ie */ 781692Sphk uint8_t *rsn_ie; /* captured RSN ie */ 7937Srgrimes uint8_t *wme_ie; /* captured WME ie */ 808530Sdg uint8_t *ath_ie; /* captured Atheros ie */ 8137Srgrimes uint8_t *htcap_ie; /* captured HTCAP ie */ 828530Sdg uint8_t *htinfo_ie; /* captured HTINFO ie */ 838530Sdg uint8_t *tdma_ie; /* captured TDMA ie */ 848530Sdg /* NB: these must be the last members of this structure */ 858530Sdg uint8_t *data; /* frame data > 802.11 header */ 8637Srgrimes int len; /* data size in bytes */ 87872Sache}; 88872Sache 89872Sache/* 90872Sache * Node specific information. Note that drivers are expected 914091Sache * to derive from this structure to add device-specific per-node 92872Sache * state. This is done by overriding the ic_node_* methods in 937219Sjkh * the ieee80211com structure. 947219Sjkh */ 957219Sjkhstruct ieee80211_node { 967219Sjkh struct ieee80211vap *ni_vap; /* associated vap */ 977219Sjkh struct ieee80211com *ni_ic; /* copy from vap to save deref*/ 981675Sache struct ieee80211_node_table *ni_table; /* NB: may be NULL */ 997219Sjkh TAILQ_ENTRY(ieee80211_node) ni_list; /* list of all nodes */ 1007293Sjkh LIST_ENTRY(ieee80211_node) ni_hash; /* hash collision list */ 1011675Sache u_int ni_refcnt; /* count of held references */ 1021675Sache u_int ni_scangen; /* gen# for timeout scan */ 10314596Snate u_int ni_flags; 10414624Snate#define IEEE80211_NODE_AUTH 0x000001 /* authorized for data */ 10514624Snate#define IEEE80211_NODE_QOS 0x000002 /* QoS enabled */ 10614596Snate#define IEEE80211_NODE_ERP 0x000004 /* ERP enabled */ 10714596Snate/* NB: this must have the same value as IEEE80211_FC1_PWR_MGT */ 1087487Srgrimes#define IEEE80211_NODE_PWR_MGT 0x000010 /* power save mode enabled */ 1097460Sjkh#define IEEE80211_NODE_AREF 0x000020 /* authentication ref held */ 1107750Srgrimes#define IEEE80211_NODE_HT 0x000040 /* HT enabled */ 1117460Sjkh#define IEEE80211_NODE_HTCOMPAT 0x000080 /* HT setup w/ vendor OUI's */ 1127460Sjkh#define IEEE80211_NODE_WPS 0x000100 /* WPS association */ 1138540Srgrimes#define IEEE80211_NODE_TSN 0x000200 /* TSN association */ 1147487Srgrimes#define IEEE80211_NODE_AMPDU_RX 0x000400 /* AMPDU rx enabled */ 1157487Srgrimes#define IEEE80211_NODE_AMPDU_TX 0x000800 /* AMPDU tx enabled */ 1167487Srgrimes#define IEEE80211_NODE_MIMO_PS 0x001000 /* MIMO power save enabled */ 1177487Srgrimes#define IEEE80211_NODE_MIMO_RTS 0x002000 /* send RTS in MIMO PS */ 1187487Srgrimes#define IEEE80211_NODE_RIFS 0x004000 /* RIFS enabled */ 1197487Srgrimes#define IEEE80211_NODE_SGI20 0x008000 /* Short GI in HT20 enabled */ 1207487Srgrimes#define IEEE80211_NODE_SGI40 0x010000 /* Short GI in HT40 enabled */ 1217761Sache#define IEEE80211_NODE_ASSOCID 0x020000 /* xmit requires associd */ 1227487Srgrimes uint16_t ni_associd; /* association ID */ 1237487Srgrimes uint16_t ni_vlan; /* vlan tag */ 1247487Srgrimes uint16_t ni_txpower; /* current transmit power */ 1257487Srgrimes uint8_t ni_authmode; /* authentication algorithm */ 1267487Srgrimes uint8_t ni_ath_flags; /* Atheros feature flags */ 1277487Srgrimes /* NB: These must have the same values as IEEE80211_ATHC_* */ 1287487Srgrimes#define IEEE80211_NODE_TURBOP 0x0001 /* Turbo prime enable */ 1297487Srgrimes#define IEEE80211_NODE_COMP 0x0002 /* Compresssion enable */ 1307487Srgrimes#define IEEE80211_NODE_FF 0x0004 /* Fast Frame capable */ 1317487Srgrimes#define IEEE80211_NODE_XR 0x0008 /* Atheros WME enable */ 1329305Sbde#define IEEE80211_NODE_AR 0x0010 /* AR capable */ 1339305Sbde#define IEEE80211_NODE_BOOST 0x0080 /* Dynamic Turbo boosted */ 1349305Sbde uint16_t ni_ath_defkeyix;/* Atheros def key index */ 1359305Sbde const struct ieee80211_txparam *ni_txparms; 1369305Sbde uint32_t ni_jointime; /* time of join (secs) */ 1377487Srgrimes uint32_t *ni_challenge; /* shared-key challenge */ 1387487Srgrimes struct ieee80211_ies ni_ies; /* captured ie's */ 1397487Srgrimes /* tx seq per-tid */ 1407487Srgrimes uint16_t ni_txseqs[IEEE80211_TID_SIZE]; 1417487Srgrimes /* rx seq previous per-tid*/ 1427487Srgrimes uint16_t ni_rxseqs[IEEE80211_TID_SIZE]; 1437487Srgrimes uint32_t ni_rxfragstamp; /* time stamp of last rx frag */ 1447487Srgrimes struct mbuf *ni_rxfrag[3]; /* rx frag reassembly */ 1457487Srgrimes struct ieee80211_key ni_ucastkey; /* unicast key */ 1467487Srgrimes 1477487Srgrimes /* hardware */ 1487487Srgrimes uint32_t ni_rstamp; /* recv timestamp */ 1497487Srgrimes uint32_t ni_avgrssi; /* recv ssi state */ 1507487Srgrimes int8_t ni_noise; /* noise floor */ 1517487Srgrimes 1527487Srgrimes /* header */ 1537487Srgrimes uint8_t ni_macaddr[IEEE80211_ADDR_LEN]; 1547487Srgrimes uint8_t ni_bssid[IEEE80211_ADDR_LEN]; 1557487Srgrimes 1567487Srgrimes /* beacon, probe response */ 1577487Srgrimes union { 1587259Sjkh uint8_t data[8]; 1597487Srgrimes u_int64_t tsf; 1607487Srgrimes } ni_tstamp; /* from last rcv'd beacon */ 1617708Srgrimes uint16_t ni_intval; /* beacon interval */ 1627487Srgrimes uint16_t ni_capinfo; /* capabilities */ 1637487Srgrimes uint8_t ni_esslen; 1647487Srgrimes uint8_t ni_essid[IEEE80211_NWID_LEN]; 1657487Srgrimes struct ieee80211_rateset ni_rates; /* negotiated rate set */ 1667487Srgrimes struct ieee80211_channel *ni_chan; 1677708Srgrimes uint16_t ni_fhdwell; /* FH only */ 168857Sdg uint8_t ni_fhindex; /* FH only */ 16937Srgrimes uint16_t ni_erp; /* ERP from beacon/probe resp */ 1707487Srgrimes uint16_t ni_timoff; /* byte offset to TIM ie */ 1717487Srgrimes uint8_t ni_dtim_period; /* DTIM period */ 1727487Srgrimes uint8_t ni_dtim_count; /* DTIM count for last bcn */ 1737487Srgrimes 1747487Srgrimes /* 11n state */ 1757487Srgrimes uint16_t ni_htcap; /* HT capabilities */ 1767487Srgrimes uint8_t ni_htparam; /* HT params */ 177958Sache uint8_t ni_htctlchan; /* HT control channel */ 1787487Srgrimes uint8_t ni_ht2ndchan; /* HT 2nd channel */ 1797487Srgrimes uint8_t ni_htopmode; /* HT operating mode */ 1807487Srgrimes uint8_t ni_htstbc; /* HT */ 1817487Srgrimes uint8_t ni_chw; /* negotiated channel width */ 1827487Srgrimes struct ieee80211_htrateset ni_htrates; /* negotiated ht rate set */ 1837487Srgrimes struct ieee80211_tx_ampdu ni_tx_ampdu[WME_NUM_AC]; 1847487Srgrimes struct ieee80211_rx_ampdu ni_rx_ampdu[WME_NUM_TID]; 1851186Srgrimes 1861186Srgrimes /* others */ 1877487Srgrimes short ni_inact; /* inactivity mark count */ 1887487Srgrimes short ni_inact_reload;/* inactivity reload value */ 1897487Srgrimes int ni_txrate; /* legacy rate/MCS */ 1907487Srgrimes struct ieee80211_psq ni_psq; /* power save queue */ 1917487Srgrimes struct ieee80211_nodestats ni_stats; /* per-node statistics */ 1927219Sjkh 1937487Srgrimes struct ieee80211vap *ni_wdsvap; /* associated WDS vap */ 1947487Srgrimes /* XXX move to vap? */ 1957487Srgrimes struct ifqueue ni_wdsq; /* wds pending queue */ 1967487Srgrimes}; 1977238SacheMALLOC_DECLARE(M_80211_NODE); 1987487SrgrimesMALLOC_DECLARE(M_80211_NODE_IE); 1997487Srgrimes 2007487Srgrimes#define IEEE80211_NODE_ATH (IEEE80211_NODE_FF | IEEE80211_NODE_TURBOP) 2017708Srgrimes#define IEEE80211_NODE_AMPDU \ 2027238Sache (IEEE80211_NODE_AMPDU_RX | IEEE80211_NODE_AMPDU_TX) 2037487Srgrimes#define IEEE80211_NODE_HT_ALL \ 20414202Sadam (IEEE80211_NODE_HT | IEEE80211_NODE_HTCOMPAT | \ 2057487Srgrimes IEEE80211_NODE_AMPDU | IEEE80211_NODE_MIMO_PS | \ 2067487Srgrimes IEEE80211_NODE_MIMO_RTS | IEEE80211_NODE_RIFS | \ 2077238Sache IEEE80211_NODE_SGI20 | IEEE80211_NODE_SGI40) 2087487Srgrimes 2097487Srgrimes#define IEEE80211_NODE_BITS \ 2107708Srgrimes "\20\1AUTH\2QOS\3ERP\5PWR_MGT\6AREF\7HT\10HTCOMPAT\11WPS\12TSN" \ 2119593Swollman "\13AMPDU_RX\14AMPDU_TX\15MIMO_PS\16MIMO_RTS\17RIFS\20SGI20\21SGI40" \ 2129593Swollman "\22ASSOCID" 2139593Swollman 2147219Sjkh#define IEEE80211_NODE_AID(ni) IEEE80211_AID(ni->ni_associd) 2157219Sjkh 2167487Srgrimes#define IEEE80211_NODE_STAT(ni,stat) (ni->ni_stats.ns_##stat++) 2177487Srgrimes#define IEEE80211_NODE_STAT_ADD(ni,stat,v) (ni->ni_stats.ns_##stat += v) 2187487Srgrimes#define IEEE80211_NODE_STAT_SET(ni,stat,v) (ni->ni_stats.ns_##stat = v) 2197487Srgrimes 2207238Sache/* 2217238Sache * Filtered rssi calculation support. The receive rssi is maintained 2227487Srgrimes * as an average over the last 10 frames received using a low pass filter 22310716Sjkh * (all frames for now, possibly need to be more selective). Calculations 22413071Sjkh * are designed such that a good compiler can optimize them. The avg 22510716Sjkh * rssi state should be initialized to IEEE80211_RSSI_DUMMY_MARKER and 22610716Sjkh * each sample incorporated with IEEE80211_RSSI_LPF. Use IEEE80211_RSSI_GET 22710716Sjkh * to extract the current value. 22810716Sjkh * 2297487Srgrimes * Note that we assume rssi data are in the range [-127..127] and we 2307477Sache * discard values <-20. This is consistent with assumptions throughout 2317477Sache * net80211 that signal strength data are in .5 dBm units relative to 2327487Srgrimes * the current noise floor (linear, not log). 2337487Srgrimes */ 2347487Srgrimes#define IEEE80211_RSSI_LPF_LEN 10 2357238Sache#define IEEE80211_RSSI_DUMMY_MARKER 127 2367487Srgrimes/* NB: pow2 to optimize out * and / */ 23713455Sgraichen#define IEEE80211_RSSI_EP_MULTIPLIER (1<<7) 23813996Sjkh#define IEEE80211_RSSI_IN(x) ((x) * IEEE80211_RSSI_EP_MULTIPLIER) 2397238Sache#define _IEEE80211_RSSI_LPF(x, y, len) \ 2407238Sache (((x) != IEEE80211_RSSI_DUMMY_MARKER) ? (((x) * ((len) - 1) + (y)) / (len)) : (y)) 2417487Srgrimes#define IEEE80211_RSSI_LPF(x, y) do { \ 2427487Srgrimes if ((y) >= -20) { \ 2437487Srgrimes x = _IEEE80211_RSSI_LPF((x), IEEE80211_RSSI_IN((y)), \ 2447487Srgrimes IEEE80211_RSSI_LPF_LEN); \ 24512053Spst } \ 2467238Sache} while (0) 2477238Sache#define IEEE80211_RSSI_EP_RND(x, mul) \ 24813701Sgpalmer ((((x) % (mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul)) 24913701Sgpalmer#define IEEE80211_RSSI_GET(x) \ 25013701Sgpalmer IEEE80211_RSSI_EP_RND(x, IEEE80211_RSSI_EP_MULTIPLIER) 25113701Sgpalmer 25213701Sgpalmerstatic __inline struct ieee80211_node * 2537487Srgrimesieee80211_ref_node(struct ieee80211_node *ni) 2547487Srgrimes{ 2557487Srgrimes ieee80211_node_incref(ni); 2567487Srgrimes return ni; 2577487Srgrimes} 2587487Srgrimes 2597487Srgrimesstatic __inline void 2607487Srgrimesieee80211_unref_node(struct ieee80211_node **ni) 2617487Srgrimes{ 2627487Srgrimes ieee80211_node_decref(*ni); 2637487Srgrimes *ni = NULL; /* guard against use */ 2647487Srgrimes} 2657238Sache 2667238Sachestruct ieee80211com; 2677487Srgrimes 26811920Sachevoid ieee80211_node_attach(struct ieee80211com *); 26911899Spstvoid ieee80211_node_lateattach(struct ieee80211com *); 2707487Srgrimesvoid ieee80211_node_detach(struct ieee80211com *); 2717487Srgrimesvoid ieee80211_node_vattach(struct ieee80211vap *); 2727487Srgrimesvoid ieee80211_node_latevattach(struct ieee80211vap *); 2737487Srgrimesvoid ieee80211_node_vdetach(struct ieee80211vap *); 2747238Sache 2757238Sachestatic __inline int 2767487Srgrimesieee80211_node_is_authorized(const struct ieee80211_node *ni) 27711992Sache{ 27811992Sache return (ni->ni_flags & IEEE80211_NODE_AUTH); 27911992Sache} 28011992Sache 28111992Sachevoid ieee80211_node_authorize(struct ieee80211_node *); 2827238Sachevoid ieee80211_node_unauthorize(struct ieee80211_node *); 2837238Sache 2847487Srgrimesvoid ieee80211_node_set_chan(struct ieee80211_node *, 2857487Srgrimes struct ieee80211_channel *); 2867487Srgrimesvoid ieee80211_create_ibss(struct ieee80211vap*, struct ieee80211_channel *); 2877487Srgrimesvoid ieee80211_reset_bss(struct ieee80211vap *); 2887238Sachevoid ieee80211_sync_curchan(struct ieee80211com *); 28913659Sgpalmervoid ieee80211_setupcurchan(struct ieee80211com *, 29013659Sgpalmer struct ieee80211_channel *); 29113659Sgpalmervoid ieee80211_setcurchan(struct ieee80211com *, struct ieee80211_channel *); 29213659Sgpalmerint ieee80211_ibss_merge(struct ieee80211_node *); 2937487Srgrimesstruct ieee80211_scan_entry; 2947487Srgrimesint ieee80211_sta_join(struct ieee80211vap *, struct ieee80211_channel *, 2957487Srgrimes const struct ieee80211_scan_entry *); 29612699Sachevoid ieee80211_sta_leave(struct ieee80211_node *); 2977238Sachevoid ieee80211_node_deauth(struct ieee80211_node *, int); 2987238Sache 2997487Srgrimesint ieee80211_ies_init(struct ieee80211_ies *, const uint8_t *, int); 3007238Sachevoid ieee80211_ies_cleanup(struct ieee80211_ies *); 3017487Srgrimesvoid ieee80211_ies_expand(struct ieee80211_ies *); 3027487Srgrimes#define ieee80211_ies_setie(_ies, _ie, _off) do { \ 3037487Srgrimes (_ies)._ie = (_ies).data + (_off); \ 3047487Srgrimes} while (0) 3057487Srgrimes 3067487Srgrimes/* 3077487Srgrimes * Table of ieee80211_node instances. Each ieee80211com 3087487Srgrimes * has one that holds association stations (when operating 3097487Srgrimes * as an ap) or neighbors (in ibss mode). 3107296Sjkh * 3117296Sjkh * XXX embed this in ieee80211com instead of indirect? 3127487Srgrimes */ 3137487Srgrimesstruct ieee80211_node_table { 31410895Sjkh struct ieee80211com *nt_ic; /* back reference */ 31510895Sjkh ieee80211_node_lock_t nt_nodelock; /* on node table */ 3167487Srgrimes TAILQ_HEAD(, ieee80211_node) nt_node; /* information of all nodes */ 3177487Srgrimes LIST_HEAD(, ieee80211_node) nt_hash[IEEE80211_NODE_HASHSIZE]; 31813071Sjkh struct ieee80211_node **nt_keyixmap; /* key ix -> node map */ 31913071Sjkh int nt_keyixmax; /* keyixmap size */ 32013071Sjkh const char *nt_name; /* table name for debug msgs */ 32113071Sjkh ieee80211_scan_lock_t nt_scanlock; /* on nt_scangen */ 32213071Sjkh u_int nt_scangen; /* gen# for iterators */ 32313071Sjkh int nt_inact_init; /* initial node inact setting */ 32410873Sjkh}; 3257259Sjkh 32637Srgrimesstruct ieee80211_node *ieee80211_alloc_node(struct ieee80211_node_table *, 32710873Sjkh struct ieee80211vap *, 32810898Sjkh const uint8_t macaddr[IEEE80211_ADDR_LEN]); 32910873Sjkhstruct ieee80211_node *ieee80211_tmp_node(struct ieee80211vap *, 33037Srgrimes const uint8_t macaddr[IEEE80211_ADDR_LEN]); 33137Srgrimesstruct ieee80211_node *ieee80211_dup_bss(struct ieee80211vap *, 332 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 333struct ieee80211_node *ieee80211_node_create_wds(struct ieee80211vap *, 334 const uint8_t bssid[IEEE80211_ADDR_LEN], 335 struct ieee80211_channel *); 336#ifdef IEEE80211_DEBUG_REFCNT 337void ieee80211_free_node_debug(struct ieee80211_node *, 338 const char *func, int line); 339struct ieee80211_node *ieee80211_find_node_locked_debug( 340 struct ieee80211_node_table *, 341 const uint8_t macaddr[IEEE80211_ADDR_LEN], 342 const char *func, int line); 343struct ieee80211_node *ieee80211_find_node_debug(struct ieee80211_node_table *, 344 const uint8_t macaddr[IEEE80211_ADDR_LEN], 345 const char *func, int line); 346struct ieee80211_node *ieee80211_find_vap_node_locked_debug( 347 struct ieee80211_node_table *, 348 const struct ieee80211vap *vap, 349 const uint8_t macaddr[IEEE80211_ADDR_LEN], 350 const char *func, int line); 351struct ieee80211_node *ieee80211_find_vap_node_debug( 352 struct ieee80211_node_table *, 353 const struct ieee80211vap *vap, 354 const uint8_t macaddr[IEEE80211_ADDR_LEN], 355 const char *func, int line); 356struct ieee80211_node * ieee80211_find_rxnode_debug(struct ieee80211com *, 357 const struct ieee80211_frame_min *, 358 const char *func, int line); 359struct ieee80211_node * ieee80211_find_rxnode_withkey_debug( 360 struct ieee80211com *, 361 const struct ieee80211_frame_min *, uint16_t keyix, 362 const char *func, int line); 363struct ieee80211_node *ieee80211_find_txnode_debug(struct ieee80211vap *, 364 const uint8_t *, 365 const char *func, int line); 366#define ieee80211_free_node(ni) \ 367 ieee80211_free_node_debug(ni, __func__, __LINE__) 368#define ieee80211_find_node_locked(nt, mac) \ 369 ieee80211_find_node_locked_debug(nt, mac, __func__, __LINE__) 370#define ieee80211_find_node(nt, mac) \ 371 ieee80211_find_node_debug(nt, mac, __func__, __LINE__) 372#define ieee80211_find_vap_node_locked(nt, vap, mac) \ 373 ieee80211_find_vap_node_locked_debug(nt, vap, mac, __func__, __LINE__) 374#define ieee80211_find_vap_node(nt, vap, mac) \ 375 ieee80211_find_vap_node_debug(nt, vap, mac, __func__, __LINE__) 376#define ieee80211_find_rxnode(ic, wh) \ 377 ieee80211_find_rxnode_debug(ic, wh, __func__, __LINE__) 378#define ieee80211_find_rxnode_withkey(ic, wh, keyix) \ 379 ieee80211_find_rxnode_withkey_debug(ic, wh, keyix, __func__, __LINE__) 380#define ieee80211_find_txnode(vap, mac) \ 381 ieee80211_find_txnode_debug(vap, mac, __func__, __LINE__) 382#else 383void ieee80211_free_node(struct ieee80211_node *); 384struct ieee80211_node *ieee80211_find_node_locked(struct ieee80211_node_table *, 385 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 386struct ieee80211_node *ieee80211_find_node(struct ieee80211_node_table *, 387 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 388struct ieee80211_node *ieee80211_find_vap_node_locked( 389 struct ieee80211_node_table *, const struct ieee80211vap *, 390 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 391struct ieee80211_node *ieee80211_find_vap_node( 392 struct ieee80211_node_table *, const struct ieee80211vap *, 393 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 394struct ieee80211_node * ieee80211_find_rxnode(struct ieee80211com *, 395 const struct ieee80211_frame_min *); 396struct ieee80211_node * ieee80211_find_rxnode_withkey(struct ieee80211com *, 397 const struct ieee80211_frame_min *, uint16_t keyix); 398struct ieee80211_node *ieee80211_find_txnode(struct ieee80211vap *, 399 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 400#endif 401int ieee80211_node_delucastkey(struct ieee80211_node *); 402void ieee80211_node_timeout(void *arg); 403 404typedef void ieee80211_iter_func(void *, struct ieee80211_node *); 405void ieee80211_iterate_nodes(struct ieee80211_node_table *, 406 ieee80211_iter_func *, void *); 407 408void ieee80211_notify_erp(struct ieee80211com *); 409void ieee80211_dump_node(struct ieee80211_node_table *, 410 struct ieee80211_node *); 411void ieee80211_dump_nodes(struct ieee80211_node_table *); 412 413struct ieee80211_node *ieee80211_fakeup_adhoc_node(struct ieee80211vap *, 414 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 415struct ieee80211_scanparams; 416void ieee80211_init_neighbor(struct ieee80211_node *, 417 const struct ieee80211_frame *, 418 const struct ieee80211_scanparams *); 419struct ieee80211_node *ieee80211_add_neighbor(struct ieee80211vap *, 420 const struct ieee80211_frame *, 421 const struct ieee80211_scanparams *); 422void ieee80211_node_join(struct ieee80211_node *,int); 423void ieee80211_node_leave(struct ieee80211_node *); 424int8_t ieee80211_getrssi(struct ieee80211vap *); 425void ieee80211_getsignal(struct ieee80211vap *, int8_t *, int8_t *); 426#endif /* _NET80211_IEEE80211_NODE_H_ */ 427