1 /* 2 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 3 * Use is subject to license terms. 4 */ 5 6 /* 7 * Copyright (c) 2001 Atsushi Onoe 8 * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * Alternatively, this software may be distributed under the terms of the 23 * GNU General Public License ("GPL") version 2 as published by the Free 24 * Software Foundation. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 27 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 28 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 29 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 30 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 31 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 35 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 #pragma ident "%Z%%M% %I% %E% SMI" 39 40 #ifndef _SYS_NET80211_H 41 #define _SYS_NET80211_H 42 43 #include <sys/mac.h> 44 #include <sys/ethernet.h> 45 #include <sys/net80211_proto.h> 46 #include <sys/net80211_crypto.h> 47 #include <net/wpa.h> 48 49 /* 50 * IEEE802.11 kernel support module 51 */ 52 53 #ifdef __cplusplus 54 extern "C" { 55 #endif 56 57 /* ic_caps */ 58 #define IEEE80211_C_WEP 0x00000001 /* CAPABILITY: WEP available */ 59 #define IEEE80211_C_TKIP 0x00000002 /* CAPABILITY: TKIP available */ 60 #define IEEE80211_C_AES 0x00000004 /* CAPABILITY: AES OCB avail */ 61 #define IEEE80211_C_AES_CCM 0x00000008 /* CAPABILITY: AES CCM avail */ 62 #define IEEE80211_C_CKIP 0x00000010 /* CAPABILITY: CKIP available */ 63 #define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */ 64 #define IEEE80211_C_TURBOP 0x00000080 65 /* CAPABILITY: ATH Turbo available */ 66 #define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */ 67 #define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */ 68 #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ 69 #define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */ 70 #define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */ 71 #define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */ 72 #define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */ 73 #define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */ 74 #define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */ 75 #define IEEE80211_C_TKIPMIC 0x00020000 /* CAPABILITY: TKIP MIC avail */ 76 #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ 77 #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ 78 #define IEEE80211_C_WPA 0x01800000 79 /* CAPABILITY: WPA1+WPA2 avail */ 80 #define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */ 81 #define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */ 82 #define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */ 83 /* 0x10000000 reserved */ 84 #define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */ 85 #define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */ 86 /* XXX protection/barker? */ 87 88 #define IEEE80211_C_CRYPTO 0x0000001f /* CAPABILITY: crypto alg's */ 89 90 /* ic_flags */ 91 /* NB: bits 0x4c available */ 92 #define IEEE80211_F_FF 0x00000001 /* CONF: ATH FF enabled */ 93 #define IEEE80211_F_TURBOP 0x00000002 /* CONF: ATH Turbo enabled */ 94 #define IEEE80211_F_BURST 0x00000004 /* CONF: bursting enabled */ 95 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */ 96 #define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */ 97 #define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */ 98 #define IEEE80211_F_SCANONLY 0x00000040 /* CONF: scan only */ 99 #define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */ 100 #define IEEE80211_F_ASCAN 0x00000100 /* STATUS: active scan */ 101 #define IEEE80211_F_SIBSS 0x00000200 /* STATUS: start IBSS */ 102 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */ 103 #define IEEE80211_F_SHSLOT 0x00000400 104 /* STATUS: use short slot time */ 105 #define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */ 106 #define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */ 107 #define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */ 108 #define IEEE80211_F_BGSCAN 0x00004000 109 /* CONF: bg scan enabled (???) */ 110 #define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */ 111 #define IEEE80211_F_TXPOW_FIXED 0x00010000 /* TX Power: fixed rate */ 112 #define IEEE80211_F_IBSSON 0x00020000 /* CONF: IBSS creation enable */ 113 #define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */ 114 #define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */ 115 #define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */ 116 #define IEEE80211_F_USEBARKER 0x00200000 117 /* STATUS: use barker preamble */ 118 #define IEEE80211_F_TIMUPDATE 0x00400000 /* STATUS: update beacon tim */ 119 #define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */ 120 #define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */ 121 #define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */ 122 #define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */ 123 #define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */ 124 #define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */ 125 #define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */ 126 #define IEEE80211_F_WMEUPDATE 0x20000000 /* STATUS: update beacon wme */ 127 128 /* ic_flags_ext */ 129 #define IEEE80211_FEXT_WDS 0x00000001 /* CONF: 4 addr allowed */ 130 /* 0x00000006 reserved */ 131 #define IEEE80211_FEXT_BGSCAN 0x00000008 132 /* STATUS: enable full bgscan completion */ 133 #define IEEE80211_FEXT_ERPUPDATE 0x00000200 /* STATUS: update ERP element */ 134 #define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */ 135 136 /* 137 * Channel attributes (ich_flags) 138 * bits 0-3 are for private use by drivers 139 */ 140 #define IEEE80211_CHAN_TURBO 0x0010 /* Turbo channel */ 141 #define IEEE80211_CHAN_CCK 0x0020 /* CCK channel */ 142 #define IEEE80211_CHAN_OFDM 0x0040 /* OFDM channel */ 143 #define IEEE80211_CHAN_2GHZ 0x0080 /* 2 GHz spectrum channel. */ 144 #define IEEE80211_CHAN_5GHZ 0x0100 /* 5 GHz spectrum channel */ 145 #define IEEE80211_CHAN_PASSIVE 0x0200 /* Only passive scan allowed */ 146 #define IEEE80211_CHAN_DYN 0x0400 /* Dynamic CCK-OFDM channel */ 147 #define IEEE80211_CHAN_GFSK 0x0800 /* GFSK channel (FHSS PHY) */ 148 149 #define IEEE80211_CHAN_MAX 255 150 #define IEEE80211_CHAN_BYTES 32 /* howmany(IEEE80211_CHAN_MAX, NBBY) */ 151 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */ 152 #define IEEE80211_CHAN_ANYC \ 153 ((struct ieee80211_channel *)IEEE80211_CHAN_ANY) 154 155 #define IEEE80211_IS_CHAN_2GHZ(_c) \ 156 (((_c)->ich_flags & IEEE80211_CHAN_2GHZ) != 0) 157 #define IEEE80211_IS_CHAN_5GHZ(_c) \ 158 (((_c)->ich_flags & IEEE80211_CHAN_5GHZ) != 0) 159 160 #define IEEE80211_NODE_HASHSIZE 32 161 162 #define IEEE80211_FIXED_RATE_NONE 0 163 #define IEEE80211_MCAST_RATE_DEFAULT (2*1) /* default mcast rate (1M) */ 164 165 /* WME stream classes */ 166 #define WME_AC_BE 0 /* best effort */ 167 #define WME_AC_BK 1 /* background */ 168 #define WME_AC_VI 2 /* video */ 169 #define WME_AC_VO 3 /* voice */ 170 171 #define MAX_EVENT 16 172 #define MAX_IEEE80211STR 256 173 174 /* 175 * Authentication mode. 176 */ 177 enum ieee80211_authmode { 178 IEEE80211_AUTH_NONE = 0, 179 IEEE80211_AUTH_OPEN = 1, /* open */ 180 IEEE80211_AUTH_SHARED = 2, /* shared-key */ 181 IEEE80211_AUTH_8021X = 3, /* 802.1x */ 182 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ 183 /* NB: these are used only for ioctls */ 184 IEEE80211_AUTH_WPA = 5 /* WPA/RSN w/ 802.1x/PSK */ 185 }; 186 187 enum ieee80211_state { 188 IEEE80211_S_INIT = 0, /* default state */ 189 IEEE80211_S_SCAN = 1, /* scanning */ 190 IEEE80211_S_AUTH = 2, /* try to authenticate */ 191 IEEE80211_S_ASSOC = 3, /* try to assoc */ 192 IEEE80211_S_RUN = 4 /* associated */ 193 }; 194 #define IEEE80211_S_MAX (IEEE80211_S_RUN+1) 195 196 /* 197 * 802.11 rate set. 198 */ 199 #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ 200 #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ 201 #define IEEE80211_XRATE_SIZE (IEEE80211_RATE_MAXSIZE - IEEE80211_RATE_SIZE) 202 /* size of extended supported rates */ 203 struct ieee80211_rateset { 204 uint8_t ir_nrates; 205 uint8_t ir_rates[IEEE80211_RATE_MAXSIZE]; 206 }; 207 208 /* 209 * Channels are specified by frequency and attributes. 210 */ 211 struct ieee80211_channel { 212 uint16_t ich_freq; /* setting in Mhz */ 213 uint16_t ich_flags; /* see below */ 214 }; 215 216 struct ieee80211_device_stats { 217 uint32_t is_tx_frags; 218 uint32_t is_tx_bytes; 219 uint32_t is_tx_mcast; 220 uint32_t is_tx_failed; 221 uint32_t is_tx_retries; 222 uint32_t is_rts_success; 223 uint32_t is_rts_failure; 224 uint32_t is_ack_failure; 225 uint32_t is_rx_frags; 226 uint32_t is_rx_bytes; 227 uint32_t is_rx_mcast; 228 uint32_t is_rx_dups; 229 uint32_t is_fcs_errors; 230 uint32_t is_wep_errors; 231 uint32_t is_tx_nobuf; 232 uint32_t is_tx_unknownmgt; 233 }; 234 235 struct ieee80211_crypto_state; 236 typedef struct ieee80211_node_table ieee80211_node_table_t; 237 typedef struct ieee80211_node ieee80211_node_t; 238 typedef struct ieee80211com ieee80211com_t; 239 240 struct ieee80211_node_table { 241 struct ieee80211com *nt_ic; /* back reference */ 242 243 const char *nt_name; /* for debugging */ 244 /* For node inactivity processing */ 245 int nt_inact_timer; /* inactivity timer */ 246 int nt_inact_init; /* initial node inact setting */ 247 void (*nt_timeout)(struct ieee80211_node_table *); 248 uint32_t nt_scangen; /* gen# for timeout scan */ 249 kmutex_t nt_scanlock; /* on nt_scangen */ 250 kmutex_t nt_nodelock; /* on node table */ 251 252 int nt_keyixmax; /* keyixmap size */ 253 struct ieee80211_node **nt_keyixmap; /* key ix -> node map */ 254 255 list_t nt_node; /* information of all nodes */ 256 list_t nt_hash[IEEE80211_NODE_HASHSIZE]; 257 }; 258 259 /* 260 * Node specific information. Note that drivers are expected 261 * to derive from this structure to add device-specific per-node 262 * state. This is done by overriding the ic_node_* methods in 263 * the ieee80211com structure. 264 */ 265 struct ieee80211_node { 266 struct ieee80211com *in_ic; 267 struct ieee80211_node_table *in_table; 268 269 uint8_t in_authmode; /* authentication algorithm */ 270 uint16_t in_flags; /* special purpose state */ 271 uint16_t in_associd; /* assoc response */ 272 uint16_t in_txpower; /* current transmit power */ 273 uint16_t in_vlan; /* vlan tag */ 274 /* 275 * Tx/Rx sequence number. 276 * index 0 is used when QoS is not enabled. index 1-16 is used 277 * when QoS is enabled. 1-16 corresponds to TID 0-15. 278 */ 279 uint16_t in_txseqs[17]; /* tx seq per-tid */ 280 uint16_t in_rxseqs[17]; /* rx seq previous per-tid */ 281 clock_t in_rxfragstamp; /* time stamp of last rx frag */ 282 mblk_t *in_rxfrag; /* rx frag reassembly */ 283 uint32_t in_scangen; /* gen# for timeout scan */ 284 uint32_t in_refcnt; 285 286 /* hardware */ 287 uint32_t in_rstamp; /* recv timestamp */ 288 uint8_t in_rssi; /* recv ssi */ 289 290 /* header */ 291 uint8_t in_macaddr[IEEE80211_ADDR_LEN]; 292 uint8_t in_bssid[IEEE80211_ADDR_LEN]; 293 294 /* beacon, probe response */ 295 union { 296 uint8_t data[8]; 297 uint64_t tsf; 298 } in_tstamp; /* from last rcv'd beacon */ 299 uint16_t in_intval; /* beacon interval */ 300 uint16_t in_capinfo; /* capabilities */ 301 uint8_t in_esslen; 302 uint8_t in_essid[IEEE80211_NWID_LEN]; 303 struct ieee80211_rateset in_rates; /* negotiated rate set */ 304 struct ieee80211_channel *in_chan; /* XXX multiple uses */ 305 enum ieee80211_phytype in_phytype; 306 uint16_t in_fhdwell; /* FH only */ 307 uint8_t in_fhindex; /* FH only */ 308 uint8_t in_erp; /* ERP from beacon/probe resp */ 309 uint16_t in_tim_off; /* byte offset to TIM ie */ 310 uint8_t in_dtim_period; /* DTIM period */ 311 uint8_t in_dtim_count; /* DTIM count for last bcn */ 312 313 uint32_t *in_challenge; /* shared-key challenge */ 314 struct ieee80211_key in_ucastkey; /* unicast key */ 315 uint8_t *in_wpa_ie; /* captured WPA/RSN ie */ 316 317 /* others */ 318 int32_t in_fails; /* failure count to associate */ 319 int16_t in_inact; /* inactivity mark count */ 320 int16_t in_inact_reload; /* inactivity reload value */ 321 int32_t in_txrate; /* index to ni_rates[] */ 322 323 list_node_t in_node; /* element of nt->nt_node */ 324 list_node_t in_hash; /* element of nt->nt_hash */ 325 }; 326 327 struct ieee80211com { 328 mac_handle_t ic_mach; 329 330 /* Initialized by driver */ 331 uint8_t ic_macaddr[IEEE80211_ADDR_LEN]; 332 uint32_t ic_caps; /* capabilities */ 333 enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */ 334 enum ieee80211_opmode ic_opmode; /* current operation mode */ 335 enum ieee80211_state ic_state; /* current 802.11 state */ 336 struct ieee80211_channel ic_sup_channels[IEEE80211_CHAN_MAX+1]; 337 struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX]; 338 enum ieee80211_phymode ic_curmode; /* OPT current mode */ 339 struct ieee80211_channel *ic_curchan; /* OPT current channel */ 340 struct ieee80211_channel *ic_ibss_chan; /* OPT bss channel */ 341 uint8_t ic_maxrssi; /* maximum hardware RSSI */ 342 343 /* INITIALIZED by IEEE80211, used/overridden by driver */ 344 uint16_t ic_modecaps; /* set of mode capabilities */ 345 uint8_t ic_chan_active[IEEE80211_CHAN_BYTES]; 346 enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */ 347 uint16_t ic_bintval; /* beacon interval */ 348 uint16_t ic_lintval; /* listen interval */ 349 uint16_t ic_txpowlimit; /* global tx power limit */ 350 uint8_t ic_bmissthreshold; 351 uint16_t ic_rtsthreshold; 352 uint16_t ic_fragthreshold; 353 int32_t ic_mcast_rate; /* rate for mcast frames */ 354 uint8_t ic_fixed_rate; /* value of fixed rate */ 355 int32_t ic_des_esslen; /* length of desired essid */ 356 uint8_t ic_des_essid[IEEE80211_NWID_LEN]; 357 uint8_t ic_des_bssid[IEEE80211_ADDR_LEN]; 358 struct ieee80211_channel *ic_des_chan; /* desired channel */ 359 void *ic_opt_ie; /* user-specified IE's */ 360 uint16_t ic_opt_ie_len; /* length of ic_opt_ie */ 361 uint8_t ic_nickname[IEEE80211_NWID_LEN]; 362 uint16_t ic_tim_len; /* ic_tim_bitmap size (bytes) */ 363 uint8_t *ic_tim_bitmap; /* powersave stations w/ data */ 364 timeout_id_t ic_watchdog_timer; /* watchdog timer */ 365 /* Cipher state/configuration. */ 366 struct ieee80211_crypto_state ic_crypto; 367 368 kmutex_t ic_doorlock; 369 char ic_wpadoor[MAX_IEEE80211STR]; 370 371 wpa_event_type ic_eventq[MAX_EVENT]; 372 uint32_t ic_evq_head, ic_evq_tail; 373 374 /* Runtime states */ 375 uint32_t ic_flags; /* state/conf flags */ 376 uint32_t ic_flags_ext; /* extended state flags */ 377 struct ieee80211_node *ic_bss; /* information for this node */ 378 struct ieee80211_device_stats ic_stats; 379 struct ieee80211_node_table ic_scan; /* STA: scan candidates */ 380 struct ieee80211_node_table ic_sta; /* AP:stations/IBSS:neighbors */ 381 382 /* callback functions */ 383 /* 384 * Functions initialized by driver before calling ieee80211_attach() 385 * Those must be initialized are marked with M(andatory) 386 * 387 * ic_xmit - [M] transmit a management or null data frame 388 * return 0 on success, non-zero on error 389 * ic_watchdog - [O] periodic run function, enabled by 390 * ieee80211_start_watchdog() 391 * ic_set_tim - [O] set/clear traffic indication map 392 * ic_set_shortslot - [O] enable/disable short slot timing 393 * ic_node_newassoc - [O] driver specific operation on a newly 394 * associated or re-assoced node 395 */ 396 int (*ic_xmit)(ieee80211com_t *, mblk_t *, uint8_t); 397 void (*ic_watchdog)(void *); 398 void (*ic_set_tim)(ieee80211com_t *, 399 ieee80211_node_t *, int); 400 void (*ic_set_shortslot)(ieee80211com_t *, int); 401 void (*ic_node_newassoc)(ieee80211_node_t *, int); 402 /* 403 * Functions initialized by ieee80211_attach(), driver could 404 * override these functions after calling ieee80211_attach() 405 * 406 * ic_reset - reset 407 * ic_recv_mgmt - handle received management frames 408 * ic_send_mgmt - construct and transmit management frames 409 * ic_newstate - handle state transition 410 * ic_node_alloc - allocate a new BSS info node 411 * ic_node_cleanup - cleanup or free memory spaces of a node 412 * ic_node_free - free a node 413 * ic_node_getrssi - get node's rssi 414 */ 415 int (*ic_reset)(ieee80211com_t *); 416 void (*ic_recv_mgmt)(ieee80211com_t *, 417 mblk_t *, ieee80211_node_t *, 418 int, int, uint32_t); 419 int (*ic_send_mgmt)(ieee80211com_t *, 420 ieee80211_node_t *, int, int); 421 int (*ic_newstate)(ieee80211com_t *, 422 enum ieee80211_state, int); 423 struct ieee80211_node *(*ic_node_alloc)(ieee80211com_t *); 424 void (*ic_node_cleanup)(ieee80211_node_t *); 425 void (*ic_node_free)(ieee80211_node_t *); 426 uint8_t (*ic_node_getrssi)(const ieee80211_node_t *); 427 428 kmutex_t ic_genlock; 429 void *ic_private; /* ieee80211 private data */ 430 }; 431 #define ic_nw_keys ic_crypto.cs_nw_keys 432 #define ic_def_txkey ic_crypto.cs_def_txkey 433 434 extern const char *ieee80211_state_name[IEEE80211_S_MAX]; 435 436 #define IEEE80211_RATE(_ix) \ 437 (in->in_rates.ir_rates[(_ix)] & IEEE80211_RATE_VAL) 438 439 #define ieee80211_new_state(_ic, _nstate, _arg) \ 440 (((_ic)->ic_newstate)((_ic), (_nstate), (_arg))) 441 442 #define ieee80211_macaddr_sprintf(_addr) \ 443 ether_sprintf((struct ether_addr *)(_addr)) 444 445 /* 446 * Node reference counting definitions. 447 * 448 * ieee80211_node_initref initialize the reference count to 1 449 * ieee80211_node_incref add a reference 450 * ieee80211_node_decref remove a reference 451 * ieee80211_node_decref_nv remove a reference and return new value 452 * ieee80211_node_refcnt reference count for printing (only) 453 */ 454 #include <sys/atomic.h> 455 #define ieee80211_node_initref(_in) \ 456 ((_in)->in_refcnt = 1) 457 #define ieee80211_node_incref(_in) \ 458 atomic_inc_uint(&(_in)->in_refcnt) 459 #define ieee80211_node_decref(_in) \ 460 atomic_dec_uint(&(_in)->in_refcnt) 461 #define ieee80211_node_decref_nv(_in) \ 462 atomic_dec_uint_nv(&(_in)->in_refcnt) 463 #define ieee80211_node_refcnt(_in) \ 464 (_in)->in_refcnt 465 466 typedef void ieee80211_iter_func(void *, ieee80211_node_t *); 467 468 /* Initialization */ 469 void ieee80211_attach(ieee80211com_t *); 470 void ieee80211_detach(ieee80211com_t *); 471 void ieee80211_media_init(ieee80211com_t *); 472 int ieee80211_ioctl(ieee80211com_t *, queue_t *, mblk_t *); 473 474 /* Protocol Processing */ 475 int ieee80211_input(ieee80211com_t *, mblk_t *, ieee80211_node_t *, 476 int32_t, uint32_t); 477 mblk_t *ieee80211_encap(ieee80211com_t *, mblk_t *, ieee80211_node_t *); 478 479 mblk_t *ieee80211_beacon_alloc(ieee80211com_t *, ieee80211_node_t *, 480 struct ieee80211_beacon_offsets *); 481 int ieee80211_beacon_update(ieee80211com_t *, ieee80211_node_t *, 482 struct ieee80211_beacon_offsets *, mblk_t *, int); 483 void ieee80211_beacon_miss(ieee80211com_t *); 484 485 void ieee80211_begin_scan(ieee80211com_t *, boolean_t); 486 void ieee80211_next_scan(ieee80211com_t *); 487 void ieee80211_end_scan(ieee80211com_t *); 488 void ieee80211_cancel_scan(ieee80211com_t *); 489 490 void ieee80211_sta_join(ieee80211com_t *, ieee80211_node_t *); 491 void ieee80211_sta_leave(ieee80211com_t *, ieee80211_node_t *); 492 boolean_t ieee80211_ibss_merge(ieee80211_node_t *); 493 494 /* Node Operation */ 495 ieee80211_node_t *ieee80211_ref_node(ieee80211_node_t *); 496 void ieee80211_unref_node(ieee80211_node_t **); 497 void ieee80211_node_authorize(ieee80211_node_t *); 498 void ieee80211_node_unauthorize(ieee80211_node_t *); 499 ieee80211_node_t *ieee80211_alloc_node(ieee80211com_t *, 500 ieee80211_node_table_t *, const uint8_t *); 501 void ieee80211_free_node(ieee80211_node_t *); 502 void ieee80211_node_table_reset(ieee80211_node_table_t *); 503 void ieee80211_iterate_nodes(ieee80211_node_table_t *, ieee80211_iter_func *, 504 void *); 505 ieee80211_node_t *ieee80211_find_node(ieee80211_node_table_t *, 506 const uint8_t *); 507 ieee80211_node_t *ieee80211_find_node_with_ssid(ieee80211_node_table_t *, 508 const uint8_t *, uint32_t, const uint8_t *); 509 ieee80211_node_t *ieee80211_find_txnode(ieee80211com_t *, 510 const uint8_t daddr[IEEE80211_ADDR_LEN]); 511 ieee80211_node_t *ieee80211_find_rxnode(ieee80211com_t *, 512 const struct ieee80211_frame *); 513 514 515 /* Crypto */ 516 extern struct ieee80211_key *ieee80211_crypto_encap(ieee80211com_t *, mblk_t *); 517 extern struct ieee80211_key *ieee80211_crypto_decap(ieee80211com_t *, mblk_t *, 518 int); 519 extern int ieee80211_crypto_newkey(ieee80211com_t *, int, int, 520 struct ieee80211_key *); 521 extern int ieee80211_crypto_delkey(ieee80211com_t *, struct ieee80211_key *); 522 extern int ieee80211_crypto_setkey(ieee80211com_t *, struct ieee80211_key *, 523 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 524 525 /* Helper Functions */ 526 int ieee80211_stat(ieee80211com_t *ic, uint_t stat, uint64_t *val); 527 uint32_t ieee80211_chan2ieee(ieee80211com_t *, struct ieee80211_channel *); 528 enum ieee80211_phymode ieee80211_chan2mode(ieee80211com_t *, 529 struct ieee80211_channel *); 530 uint32_t ieee80211_ieee2mhz(uint32_t, uint32_t); 531 void ieee80211_reset_chan(ieee80211com_t *); 532 void ieee80211_dump_pkt(const uint8_t *, int32_t, int32_t, int32_t); 533 void ieee80211_watchdog(void *); 534 void ieee80211_start_watchdog(ieee80211com_t *, uint32_t); 535 void ieee80211_stop_watchdog(ieee80211com_t *); 536 537 void *ieee80211_malloc(size_t); 538 void ieee80211_free(void *); 539 540 #ifdef __cplusplus 541 } 542 #endif 543 544 #endif /* _SYS_NET80211_H */ 545