1 /* 2 * Copyright 2009 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 #ifndef _SYS_NET80211_H 39 #define _SYS_NET80211_H 40 41 #include <sys/mac.h> 42 #include <sys/ethernet.h> 43 #include <sys/net80211_proto.h> 44 #include <sys/net80211_crypto.h> 45 #include <sys/net80211_ht.h> 46 #include <net/wpa.h> 47 48 /* 49 * IEEE802.11 kernel support module 50 */ 51 52 #ifdef __cplusplus 53 extern "C" { 54 #endif 55 56 /* ic_caps */ 57 #define IEEE80211_C_WEP 0x00000001 /* CAPABILITY: WEP available */ 58 #define IEEE80211_C_TKIP 0x00000002 /* CAPABILITY: TKIP available */ 59 #define IEEE80211_C_AES 0x00000004 /* CAPABILITY: AES OCB avail */ 60 #define IEEE80211_C_AES_CCM 0x00000008 /* CAPABILITY: AES CCM avail */ 61 #define IEEE80211_C_CKIP 0x00000010 /* CAPABILITY: CKIP available */ 62 #define IEEE80211_C_FF 0x00000040 /* CAPABILITY: ATH FF avail */ 63 #define IEEE80211_C_TURBOP 0x00000080 64 /* CAPABILITY: ATH Turbo available */ 65 #define IEEE80211_C_IBSS 0x00000100 /* CAPABILITY: IBSS available */ 66 #define IEEE80211_C_PMGT 0x00000200 /* CAPABILITY: Power mgmt */ 67 #define IEEE80211_C_HOSTAP 0x00000400 /* CAPABILITY: HOSTAP avail */ 68 #define IEEE80211_C_AHDEMO 0x00000800 /* CAPABILITY: Old Adhoc Demo */ 69 #define IEEE80211_C_SWRETRY 0x00001000 /* CAPABILITY: sw tx retry */ 70 #define IEEE80211_C_TXPMGT 0x00002000 /* CAPABILITY: tx power mgmt */ 71 #define IEEE80211_C_SHSLOT 0x00004000 /* CAPABILITY: short slottime */ 72 #define IEEE80211_C_SHPREAMBLE 0x00008000 /* CAPABILITY: short preamble */ 73 #define IEEE80211_C_MONITOR 0x00010000 /* CAPABILITY: monitor mode */ 74 #define IEEE80211_C_TKIPMIC 0x00020000 /* CAPABILITY: TKIP MIC avail */ 75 #define IEEE80211_C_WPA1 0x00800000 /* CAPABILITY: WPA1 avail */ 76 #define IEEE80211_C_WPA2 0x01000000 /* CAPABILITY: WPA2 avail */ 77 #define IEEE80211_C_WPA 0x01800000 78 /* CAPABILITY: WPA1+WPA2 avail */ 79 #define IEEE80211_C_BURST 0x02000000 /* CAPABILITY: frame bursting */ 80 #define IEEE80211_C_WME 0x04000000 /* CAPABILITY: WME avail */ 81 #define IEEE80211_C_WDS 0x08000000 /* CAPABILITY: 4-addr support */ 82 /* 0x10000000 reserved */ 83 #define IEEE80211_C_BGSCAN 0x20000000 /* CAPABILITY: bg scanning */ 84 #define IEEE80211_C_TXFRAG 0x40000000 /* CAPABILITY: tx fragments */ 85 /* XXX protection/barker? */ 86 87 #define IEEE80211_C_CRYPTO 0x0000001f /* CAPABILITY: crypto alg's */ 88 89 /* 90 * ic_htcaps: HT-specific device/driver capabilities 91 * 92 * NB: the low 16-bits are the 802.11 definitions, the upper 93 * 16-bits are used to define s/w/driver capabilities. 94 */ 95 #define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */ 96 #define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */ 97 /* NB: HT40 is implied by IEEE80211_HTCAP_CHWIDTH40 */ 98 #define IEEE80211_HTC_HT 0x00040000 /* CAPABILITY: HT operation */ 99 100 /* ic_flags */ 101 /* NB: bits 0x4c available */ 102 #define IEEE80211_F_FF 0x00000001 /* CONF: ATH FF enabled */ 103 #define IEEE80211_F_TURBOP 0x00000002 /* CONF: ATH Turbo enabled */ 104 #define IEEE80211_F_BURST 0x00000004 /* CONF: bursting enabled */ 105 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */ 106 #define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */ 107 #define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */ 108 #define IEEE80211_F_SCANONLY 0x00000040 /* CONF: scan only */ 109 #define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */ 110 #define IEEE80211_F_ASCAN 0x00000100 /* STATUS: active scan */ 111 #define IEEE80211_F_SIBSS 0x00000200 /* STATUS: start IBSS */ 112 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */ 113 #define IEEE80211_F_SHSLOT 0x00000400 114 /* STATUS: use short slot time */ 115 #define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */ 116 #define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */ 117 #define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */ 118 #define IEEE80211_F_BGSCAN 0x00004000 119 /* CONF: bg scan enabled (???) */ 120 #define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */ 121 #define IEEE80211_F_TXPOW_FIXED 0x00010000 /* TX Power: fixed rate */ 122 #define IEEE80211_F_IBSSON 0x00020000 /* CONF: IBSS creation enable */ 123 #define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */ 124 #define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */ 125 #define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */ 126 #define IEEE80211_F_USEBARKER 0x00200000 127 /* STATUS: use barker preamble */ 128 #define IEEE80211_F_TIMUPDATE 0x00400000 /* STATUS: update beacon tim */ 129 #define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */ 130 #define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */ 131 #define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */ 132 #define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */ 133 #define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */ 134 #define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */ 135 #define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */ 136 #define IEEE80211_F_WMEUPDATE 0x20000000 /* STATUS: update beacon wme */ 137 138 /* ic_flags_ext */ 139 #define IEEE80211_FEXT_NONHT_PR 0x00000001 /* STATUS: non-HT sta present */ 140 #define IEEE80211_FEXT_INACT 0x00000002 /* CONF: sta inact handling */ 141 /* 0x00000006 reserved */ 142 #define IEEE80211_FEXT_BGSCAN 0x00000008 143 /* STATUS: enable full bgscan completion */ 144 #define IEEE80211_FEXT_ERPUPDATE 0x00000200 /* STATUS: update ERP element */ 145 #define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */ 146 #define IEEE80211_FEXT_PROBECHAN 0x00020000 /* CONF: probe passive chan */ 147 #define IEEE80211_FEXT_HT 0x00080000 /* CONF: HT supported */ 148 #define IEEE80211_FEXT_AMPDU_TX 0x00100000 /* CONF: A-MPDU tx supported */ 149 #define IEEE80211_FEXT_AMPDU_RX 0x00200000 /* CONF: A-MPDU tx supported */ 150 #define IEEE80211_FEXT_AMSDU_TX 0x00400000 /* CONF: A-MSDU tx supported */ 151 #define IEEE80211_FEXT_AMSDU_RX 0x00800000 /* CONF: A-MSDU tx supported */ 152 #define IEEE80211_FEXT_USEHT40 0x01000000 /* CONF: 20/40 use enabled */ 153 #define IEEE80211_FEXT_PUREN 0x02000000 /* CONF: 11n w/o legacy sta's */ 154 #define IEEE80211_FEXT_SHORTGI20 0x04000000 /* CONF: short GI in HT20 */ 155 #define IEEE80211_FEXT_SHORTGI40 0x08000000 /* CONF: short GI in HT40 */ 156 #define IEEE80211_FEXT_HTCOMPAT 0x10000000 /* CONF: HT vendor OUI's */ 157 158 /* 159 * Channel attributes (ich_flags) 160 * bits 0-3 are for private use by drivers 161 */ 162 #define IEEE80211_CHAN_TURBO 0x00000010 /* Turbo channel */ 163 #define IEEE80211_CHAN_CCK 0x00000020 /* CCK channel */ 164 #define IEEE80211_CHAN_OFDM 0x00000040 /* OFDM channel */ 165 #define IEEE80211_CHAN_2GHZ 0x00000080 /* 2 GHz spectrum channel. */ 166 #define IEEE80211_CHAN_5GHZ 0x00000100 /* 5 GHz spectrum channel */ 167 #define IEEE80211_CHAN_PASSIVE 0x00000200 /* Only passive scan allowed */ 168 #define IEEE80211_CHAN_DYN 0x00000400 /* Dynamic CCK-OFDM channel */ 169 #define IEEE80211_CHAN_GFSK 0x00000800 /* GFSK channel (FHSS PHY) */ 170 #define IEEE80211_CHAN_GSM 0x00001000 /* 900 MHz spectrum channel */ 171 #define IEEE80211_CHAN_STURBO 0x00002000 /* 11a static turbo channel only */ 172 #define IEEE80211_CHAN_HALF 0x00004000 /* Half rate channel */ 173 #define IEEE80211_CHAN_QUARTER 0x00008000 /* Quarter rate channel */ 174 #define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */ 175 #define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */ 176 #define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */ 177 #define IEEE80211_CHAN_DFS 0x00080000 /* DFS required */ 178 #define IEEE80211_CHAN_4MSXMIT 0x00100000 /* 4ms limit on frame length */ 179 #define IEEE80211_CHAN_NOADHOC 0x00200000 /* adhoc mode not allowed */ 180 #define IEEE80211_CHAN_NOHOSTAP 0x00400000 /* hostap mode not allowed */ 181 #define IEEE80211_CHAN_11D 0x00800000 /* 802.11d required */ 182 183 #define IEEE80211_CHAN_HT40 (IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D) 184 #define IEEE80211_CHAN_HT (IEEE80211_CHAN_HT20 | IEEE80211_CHAN_HT40) 185 186 #define IEEE80211_CHAN_MAX 255 187 #define IEEE80211_CHAN_BYTES 32 /* howmany(IEEE80211_CHAN_MAX, NBBY) */ 188 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */ 189 #define IEEE80211_CHAN_ANYC \ 190 ((struct ieee80211_channel *)IEEE80211_CHAN_ANY) 191 192 #define IEEE80211_IS_CHAN_2GHZ(_c) \ 193 (((_c)->ich_flags & IEEE80211_CHAN_2GHZ) != 0) 194 #define IEEE80211_IS_CHAN_5GHZ(_c) \ 195 (((_c)->ich_flags & IEEE80211_CHAN_5GHZ) != 0) 196 197 #define IEEE80211_NODE_CHWUPDATE 0x0400 /* 11n channel width change */ 198 #define IEEE80211_NODE_HASHSIZE 32 199 200 #define IEEE80211_NODE_AUTH 0x0001 /* authorized for data */ 201 #define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 202 #define IEEE80211_NODE_ERP 0x0004 /* ERP enabled */ 203 /* NB: this must have the same value as IEEE80211_FC1_PWR_MGT */ 204 #define IEEE80211_NODE_PWR_MGT 0x0010 /* power save mode enabled */ 205 #define IEEE80211_NODE_AREF 0x0020 /* authentication ref held */ 206 #define IEEE80211_NODE_HT 0x0040 /* HT enabled */ 207 #define IEEE80211_NODE_HTCOMPAT 0x0080 /* HT setup w/ vendor OUI's */ 208 #define IEEE80211_NODE_AMPDU_RX 0x0400 /* AMPDU rx enabled */ 209 #define IEEE80211_NODE_AMPDU_TX 0x0800 /* AMPDU tx enabled */ 210 211 #define IEEE80211_NODE_AMPDU \ 212 (IEEE80211_NODE_AMPDU_RX | IEEE80211_NODE_AMPDU_TX) 213 214 #define IEEE80211_FIXED_RATE_NONE 0 215 216 #define WME_OUI 0xf25000 217 #define WME_OUI_TYPE 0x02 218 #define WME_INFO_OUI_SUBTYPE 0x00 219 #define WME_PARAM_OUI_SUBTYPE 0x01 220 #define WME_VERSION 1 221 222 /* WME stream classes */ 223 #define WME_AC_BE 0 /* best effort */ 224 #define WME_AC_BK 1 /* background */ 225 #define WME_AC_VI 2 /* video */ 226 #define WME_AC_VO 3 /* voice */ 227 228 #define MAX_EVENT 16 229 #define MAX_IEEE80211STR 256 230 231 /* For IEEE80211_RADIOTAP_FLAGS */ 232 #define IEEE80211_RADIOTAP_F_CFP 0x01 233 /* sent/received during CFP */ 234 #define IEEE80211_RADIOTAP_F_SHORTPRE 0x02 235 /* sent/received with short preamble */ 236 #define IEEE80211_RADIOTAP_F_WEP 0x04 237 /* sent/received with WEP encryption */ 238 #define IEEE80211_RADIOTAP_F_FRAG 0x08 239 /* sent/received with fragmentation */ 240 #define IEEE80211_RADIOTAP_F_DATAPAD 0x20 241 /* 242 * frame has padding between 802.11 243 * header and payload (to 32-bit 244 * boundary 245 */ 246 #define IEEE80211_RADIOTAP_F_FCS 0x10 /* frame includes FCS */ 247 #define IEEE80211_RADIOTAP_F_BADFCS 0x40 /* does not pass FCS check */ 248 #define IEEE80211_RADIOTAP_F_SHORTGI 0x80 /* HT short GI */ 249 250 /* 251 * Authentication mode. 252 */ 253 enum ieee80211_authmode { 254 IEEE80211_AUTH_NONE = 0, 255 IEEE80211_AUTH_OPEN = 1, /* open */ 256 IEEE80211_AUTH_SHARED = 2, /* shared-key */ 257 IEEE80211_AUTH_8021X = 3, /* 802.1x */ 258 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ 259 /* NB: these are used only for ioctls */ 260 IEEE80211_AUTH_WPA = 5 /* WPA/RSN w/ 802.1x/PSK */ 261 }; 262 263 enum ieee80211_state { 264 IEEE80211_S_INIT = 0, /* default state */ 265 IEEE80211_S_SCAN = 1, /* scanning */ 266 IEEE80211_S_AUTH = 2, /* try to authenticate */ 267 IEEE80211_S_ASSOC = 3, /* try to assoc */ 268 IEEE80211_S_RUN = 4 /* associated */ 269 }; 270 #define IEEE80211_S_MAX (IEEE80211_S_RUN+1) 271 272 /* 273 * 802.11 rate set. 274 */ 275 #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ 276 #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ 277 #define IEEE80211_XRATE_SIZE (IEEE80211_RATE_MAXSIZE - IEEE80211_RATE_SIZE) 278 /* size of extended supported rates */ 279 struct ieee80211_rateset { 280 uint8_t ir_nrates; 281 uint8_t ir_rates[IEEE80211_RATE_MAXSIZE]; 282 }; 283 284 /* 285 * 802.11n variant of ieee80211_rateset. Instead 286 * legacy rates the entries are MCS rates. We define 287 * the structure such that it can be used interchangeably 288 * with an ieee80211_rateset (modulo structure size). 289 */ 290 #define IEEE80211_HTRATE_MAXSIZE 127 291 292 struct ieee80211_htrateset { 293 uint8_t rs_nrates; 294 uint8_t rs_rates[IEEE80211_HTRATE_MAXSIZE]; 295 }; 296 297 #define IEEE80211_RATE_MCS 0x80 298 299 /* 300 * Channels are specified by frequency and attributes. 301 */ 302 struct ieee80211_channel { 303 uint16_t ich_freq; /* setting in Mhz */ 304 uint32_t ich_flags; /* see below */ 305 }; 306 307 struct ieee80211_device_stats { 308 uint32_t is_tx_frags; 309 uint32_t is_tx_bytes; 310 uint32_t is_tx_mcast; 311 uint32_t is_tx_failed; 312 uint32_t is_tx_retries; 313 uint32_t is_rts_success; 314 uint32_t is_rts_failure; 315 uint32_t is_ack_failure; 316 uint32_t is_rx_frags; 317 uint32_t is_rx_bytes; 318 uint32_t is_rx_mcast; 319 uint32_t is_rx_dups; 320 uint32_t is_fcs_errors; 321 uint32_t is_wep_errors; 322 uint32_t is_tx_nobuf; 323 uint32_t is_tx_unknownmgt; 324 }; 325 326 struct ieee80211_crypto_state; 327 typedef struct ieee80211_node_table ieee80211_node_table_t; 328 typedef struct ieee80211_node ieee80211_node_t; 329 typedef struct ieee80211com ieee80211com_t; 330 331 struct ieee80211_node_table { 332 struct ieee80211com *nt_ic; /* back reference */ 333 334 const char *nt_name; /* for debugging */ 335 /* For node inactivity processing */ 336 int nt_inact_timer; /* inactivity timer */ 337 int nt_inact_init; /* initial node inact setting */ 338 void (*nt_timeout)(struct ieee80211_node_table *); 339 uint32_t nt_scangen; /* gen# for timeout scan */ 340 kmutex_t nt_scanlock; /* on nt_scangen */ 341 kmutex_t nt_nodelock; /* on node table */ 342 343 int nt_keyixmax; /* keyixmap size */ 344 struct ieee80211_node **nt_keyixmap; /* key ix -> node map */ 345 346 list_t nt_node; /* information of all nodes */ 347 list_t nt_hash[IEEE80211_NODE_HASHSIZE]; 348 }; 349 350 #define IEEE80211_TID_SIZE (WME_NUM_TID+1) /* WME TID's +1 for non-QoS */ 351 #define IEEE80211_NONQOS_TID WME_NUM_TID /* index for non-QoS sta */ 352 353 /* 354 * Node specific information. Note that drivers are expected 355 * to derive from this structure to add device-specific per-node 356 * state. This is done by overriding the ic_node_* methods in 357 * the ieee80211com structure. 358 */ 359 struct ieee80211_node { 360 struct ieee80211com *in_ic; 361 struct ieee80211_node_table *in_table; 362 363 uint8_t in_authmode; /* authentication algorithm */ 364 uint16_t in_flags; /* special purpose state */ 365 uint16_t in_associd; /* assoc response */ 366 uint16_t in_txpower; /* current transmit power */ 367 uint16_t in_vlan; /* vlan tag */ 368 /* 369 * Tx/Rx sequence number. 370 * index 0 is used when QoS is not enabled. index 1-16 is used 371 * when QoS is enabled. 1-16 corresponds to TID 0-15. 372 */ 373 uint16_t in_txseqs[IEEE80211_TID_SIZE]; 374 uint16_t in_rxseqs[IEEE80211_TID_SIZE]; 375 clock_t in_rxfragstamp; /* time stamp of last rx frag */ 376 mblk_t *in_rxfrag; /* rx frag reassembly */ 377 uint32_t in_scangen; /* gen# for timeout scan */ 378 uint32_t in_refcnt; 379 380 /* hardware */ 381 uint32_t in_rstamp; /* recv timestamp */ 382 uint8_t in_rssi; /* recv ssi */ 383 384 /* header */ 385 uint8_t in_macaddr[IEEE80211_ADDR_LEN]; 386 uint8_t in_bssid[IEEE80211_ADDR_LEN]; 387 388 /* beacon, probe response */ 389 union { 390 uint8_t data[8]; 391 uint64_t tsf; 392 } in_tstamp; /* from last rcv'd beacon */ 393 uint16_t in_intval; /* beacon interval */ 394 uint16_t in_capinfo; /* capabilities */ 395 uint8_t in_esslen; 396 uint8_t in_essid[IEEE80211_NWID_LEN]; 397 struct ieee80211_rateset in_rates; /* negotiated rate set */ 398 struct ieee80211_channel *in_chan; /* XXX multiple uses */ 399 enum ieee80211_phytype in_phytype; 400 uint16_t in_fhdwell; /* FH only */ 401 uint8_t in_fhindex; /* FH only */ 402 uint8_t in_erp; /* ERP from beacon/probe resp */ 403 uint16_t in_tim_off; /* byte offset to TIM ie */ 404 uint8_t in_dtim_period; /* DTIM period */ 405 uint8_t in_dtim_count; /* DTIM count for last bcn */ 406 407 uint32_t *in_challenge; /* shared-key challenge */ 408 struct ieee80211_key in_ucastkey; /* unicast key */ 409 uint8_t *in_wpa_ie; /* captured WPA/RSN ie */ 410 uint8_t *in_wme_ie; /* captured WME ie */ 411 412 /* 11n state */ 413 uint8_t *in_htcap_ie; /* captured HTCAP ie */ 414 uint16_t in_htcap; /* HT capabilities */ 415 uint8_t in_htparam; /* HT params */ 416 uint8_t in_htctlchan; /* HT control channel */ 417 uint8_t in_ht2ndchan; /* HT 2nd channel */ 418 uint8_t in_htopmode; /* HT operating mode */ 419 uint8_t in_htstbc; /* HT */ 420 uint8_t in_reqcw; /* requested tx channel width */ 421 uint8_t in_chw; /* negotiated channel width */ 422 struct ieee80211_htrateset in_htrates; /* negotiated ht rate set */ 423 struct ieee80211_tx_ampdu in_tx_ampdu[WME_NUM_AC]; 424 struct ieee80211_rx_ampdu in_rx_ampdu[WME_NUM_TID]; 425 426 /* others */ 427 int32_t in_fails; /* failure count to associate */ 428 int16_t in_inact; /* inactivity mark count */ 429 int16_t in_inact_reload; /* inactivity reload value */ 430 int32_t in_txrate; /* index to in_rates[] */ 431 432 list_node_t in_node; /* element of nt->nt_node */ 433 list_node_t in_hash; /* element of nt->nt_hash */ 434 }; 435 436 /* 437 * WME/WMM support. 438 */ 439 struct wmeParams { 440 uint8_t wmep_acm; 441 uint8_t wmep_aifsn; 442 uint8_t wmep_logcwmin; /* log2(cwmin) */ 443 uint8_t wmep_logcwmax; /* log2(cwmax) */ 444 uint8_t wmep_txopLimit; 445 uint8_t wmep_noackPolicy; /* 0 (ack), 1 (no ack) */ 446 }; 447 #define IEEE80211_TXOP_TO_US(_txop) ((_txop)<<5) 448 #define IEEE80211_US_TO_TXOP(_us) ((_us)>>5) 449 450 struct chanAccParams { 451 uint8_t cap_info; /* version of the current set */ 452 struct wmeParams cap_wmeParams[WME_NUM_AC]; 453 }; 454 455 struct ieee80211_wme_state { 456 uint_t wme_flags; 457 #define WME_F_AGGRMODE 0x00000001 /* STATUS: WME agressive mode */ 458 uint_t wme_hipri_traffic; /* VI/VO frames in beacon interval */ 459 uint_t wme_hipri_switch_thresh; /* agressive mode switch thresh */ 460 uint_t wme_hipri_switch_hysteresis; 461 /* agressive mode switch hysteresis */ 462 struct wmeParams wme_params[4]; /* from assoc resp for each AC */ 463 struct chanAccParams wme_wmeChanParams; /* WME params applied to self */ 464 struct chanAccParams wme_wmeBssChanParams; 465 /* WME params bcast to stations */ 466 struct chanAccParams wme_chanParams; /* params applied to self */ 467 struct chanAccParams wme_bssChanParams; /* params bcast to stations */ 468 int (*wme_update)(struct ieee80211com *); 469 }; 470 471 struct ieee80211com { 472 mac_handle_t ic_mach; 473 474 /* Initialized by driver */ 475 uint8_t ic_macaddr[IEEE80211_ADDR_LEN]; 476 uint32_t ic_caps; /* capabilities */ 477 uint32_t ic_htcaps; /* HT capabilities */ 478 enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */ 479 enum ieee80211_opmode ic_opmode; /* current operation mode */ 480 enum ieee80211_state ic_state; /* current 802.11 state */ 481 struct ieee80211_channel ic_sup_channels[IEEE80211_CHAN_MAX+1]; 482 struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX]; 483 enum ieee80211_phymode ic_curmode; /* OPT current mode */ 484 struct ieee80211_channel *ic_curchan; /* OPT current channel */ 485 struct ieee80211_channel *ic_ibss_chan; /* OPT bss channel */ 486 uint8_t ic_maxrssi; /* maximum hardware RSSI */ 487 488 /* INITIALIZED by IEEE80211, used/overridden by driver */ 489 uint16_t ic_modecaps; /* set of mode capabilities */ 490 uint8_t ic_chan_active[IEEE80211_CHAN_BYTES]; 491 enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */ 492 uint16_t ic_bintval; /* beacon interval */ 493 uint16_t ic_lintval; /* listen interval */ 494 uint16_t ic_txpowlimit; /* global tx power limit */ 495 uint8_t ic_bmissthreshold; 496 uint16_t ic_rtsthreshold; 497 uint16_t ic_fragthreshold; 498 uint8_t ic_fixed_rate; /* value of fixed rate */ 499 int32_t ic_des_esslen; /* length of desired essid */ 500 uint8_t ic_des_essid[IEEE80211_NWID_LEN]; 501 uint8_t ic_des_bssid[IEEE80211_ADDR_LEN]; 502 struct ieee80211_channel *ic_des_chan; /* desired channel */ 503 void *ic_opt_ie; /* user-specified IE's */ 504 uint16_t ic_opt_ie_len; /* length of ic_opt_ie */ 505 uint8_t ic_nickname[IEEE80211_NWID_LEN]; 506 uint16_t ic_tim_len; /* ic_tim_bitmap size (bytes) */ 507 uint8_t *ic_tim_bitmap; /* powersave stations w/ data */ 508 timeout_id_t ic_watchdog_timer; /* watchdog timer */ 509 /* Cipher state/configuration. */ 510 struct ieee80211_crypto_state ic_crypto; 511 const struct ieee80211_cipher *ic_ciphers[IEEE80211_CIPHER_MAX]; 512 513 kmutex_t ic_doorlock; 514 char ic_wpadoor[MAX_IEEE80211STR]; 515 516 wpa_event_type ic_eventq[MAX_EVENT]; 517 uint32_t ic_evq_head, ic_evq_tail; 518 519 /* Runtime states */ 520 uint32_t ic_flags; /* state/conf flags */ 521 uint32_t ic_flags_ext; /* extended state flags */ 522 struct ieee80211_node *ic_bss; /* information for this node */ 523 struct ieee80211_device_stats ic_stats; 524 struct ieee80211_node_table ic_scan; /* STA: scan candidates */ 525 struct ieee80211_node_table ic_sta; /* AP:stations/IBSS:neighbors */ 526 527 struct ieee80211_wme_state ic_wme; /* WME/WMM state */ 528 529 int ic_ampdu_rxmax; /* A-MPDU rx limit (bytes) */ 530 int ic_ampdu_density; /* A-MPDU density */ 531 int ic_ampdu_limit; /* A-MPDU tx limit (bytes) */ 532 int ic_amsdu_limit; /* A-MSDU tx limit (bytes) */ 533 534 uint16_t ic_sta_assoc; /* stations associated */ 535 uint16_t ic_ht_sta_assoc; /* HT stations associated */ 536 uint16_t ic_ht40_sta_assoc; /* HT40 station associated */ 537 uint8_t ic_curhtprotmode; /* HTINFO bss state */ 538 enum ieee80211_protmode ic_htprotmode; /* HT protection mode */ 539 int ic_lastnonerp; /* last time nonERP sta noted */ 540 int ic_lastnonht; /* last time non-HT sta noted */ 541 542 543 /* callback functions */ 544 /* 545 * Functions initialized by driver before calling ieee80211_attach() 546 * Those must be initialized are marked with M(andatory) 547 * 548 * ic_xmit - [M] transmit a management or null data frame 549 * return 0 on success, non-zero on error 550 * ic_watchdog - [O] periodic run function, enabled by 551 * ieee80211_start_watchdog() 552 * ic_set_tim - [O] set/clear traffic indication map 553 * ic_set_shortslot - [O] enable/disable short slot timing 554 * ic_node_newassoc - [O] driver specific operation on a newly 555 * associated or re-assoced node 556 */ 557 int (*ic_xmit)(ieee80211com_t *, mblk_t *, uint8_t); 558 void (*ic_watchdog)(void *); 559 void (*ic_set_tim)(ieee80211com_t *, 560 ieee80211_node_t *, int); 561 void (*ic_set_shortslot)(ieee80211com_t *, int); 562 void (*ic_node_newassoc)(ieee80211_node_t *, int); 563 /* 564 * Functions initialized by ieee80211_attach(), driver could 565 * override these functions after calling ieee80211_attach() 566 * 567 * ic_reset - reset 568 * ic_recv_mgmt - handle received management frames 569 * ic_send_mgmt - construct and transmit management frames 570 * ic_newstate - handle state transition 571 * ic_node_alloc - allocate a new BSS info node 572 * ic_node_cleanup - cleanup or free memory spaces of a node 573 * ic_node_free - free a node 574 * ic_node_getrssi - get node's rssi 575 */ 576 int (*ic_reset)(ieee80211com_t *); 577 void (*ic_recv_mgmt)(ieee80211com_t *, 578 mblk_t *, ieee80211_node_t *, 579 int, int, uint32_t); 580 int (*ic_send_mgmt)(ieee80211com_t *, 581 ieee80211_node_t *, int, int); 582 int (*ic_newstate)(ieee80211com_t *, 583 enum ieee80211_state, int); 584 struct ieee80211_node *(*ic_node_alloc)(ieee80211com_t *); 585 void (*ic_node_cleanup)(ieee80211_node_t *); 586 void (*ic_node_free)(ieee80211_node_t *); 587 uint8_t (*ic_node_getrssi)(const ieee80211_node_t *); 588 void (*ic_set_channel)(ieee80211com_t *); 589 590 /* 591 * 802.11n ADDBA support. A simple/generic implementation 592 * of A-MPDU tx aggregation is provided; the driver may 593 * override these methods to provide their own support. 594 * A-MPDU rx re-ordering happens automatically if the 595 * driver passes out-of-order frames to ieee80211_input 596 * from an assocated HT station. 597 */ 598 void (*ic_recv_action)(ieee80211_node_t *, 599 const uint8_t *, const uint8_t *); 600 int (*ic_send_action)(ieee80211_node_t *, 601 int, int, uint16_t[4]); 602 /* start/stop doing A-MPDU tx aggregation for a station */ 603 int (*ic_addba_request)(ieee80211_node_t *, 604 struct ieee80211_tx_ampdu *, 605 int, int, int); 606 int (*ic_addba_response)(ieee80211_node_t *, 607 struct ieee80211_tx_ampdu *, 608 int, int, int); 609 void (*ic_addba_stop)(ieee80211_node_t *, 610 struct ieee80211_tx_ampdu *); 611 612 kmutex_t ic_genlock; 613 void *ic_private; /* ieee80211 private data */ 614 }; 615 #define ic_nw_keys ic_crypto.cs_nw_keys 616 #define ic_def_txkey ic_crypto.cs_def_txkey 617 618 extern const char *ieee80211_state_name[IEEE80211_S_MAX]; 619 extern const char *ieee80211_wme_acnames[]; 620 621 #define IEEE80211_RATE(_ix) \ 622 (in->in_rates.ir_rates[(_ix)] & IEEE80211_RATE_VAL) 623 624 #define ieee80211_new_state(_ic, _nstate, _arg) \ 625 (((_ic)->ic_newstate)((_ic), (_nstate), (_arg))) 626 627 #define ieee80211_macaddr_sprintf(_addr) \ 628 ether_sprintf((struct ether_addr *)(_addr)) 629 630 /* 631 * Node reference counting definitions. 632 * 633 * ieee80211_node_initref initialize the reference count to 1 634 * ieee80211_node_incref add a reference 635 * ieee80211_node_decref remove a reference 636 * ieee80211_node_decref_nv remove a reference and return new value 637 * ieee80211_node_refcnt reference count for printing (only) 638 */ 639 #include <sys/atomic.h> 640 #define ieee80211_node_initref(_in) \ 641 ((_in)->in_refcnt = 1) 642 #define ieee80211_node_incref(_in) \ 643 atomic_inc_uint(&(_in)->in_refcnt) 644 #define ieee80211_node_decref(_in) \ 645 atomic_dec_uint(&(_in)->in_refcnt) 646 #define ieee80211_node_decref_nv(_in) \ 647 atomic_dec_uint_nv(&(_in)->in_refcnt) 648 #define ieee80211_node_refcnt(_in) \ 649 (_in)->in_refcnt 650 651 typedef void ieee80211_iter_func(void *, ieee80211_node_t *); 652 653 /* Initialization */ 654 void ieee80211_attach(ieee80211com_t *); 655 void ieee80211_detach(ieee80211com_t *); 656 void ieee80211_media_init(ieee80211com_t *); 657 int ieee80211_ioctl(ieee80211com_t *, queue_t *, mblk_t *); 658 void ieee80211_register_door(ieee80211com_t *, const char *, int); 659 660 /* Protocol Processing */ 661 int ieee80211_input(ieee80211com_t *, mblk_t *, ieee80211_node_t *, 662 int32_t, uint32_t); 663 mblk_t *ieee80211_encap(ieee80211com_t *, mblk_t *, ieee80211_node_t *); 664 665 mblk_t *ieee80211_beacon_alloc(ieee80211com_t *, ieee80211_node_t *, 666 struct ieee80211_beacon_offsets *); 667 int ieee80211_beacon_update(ieee80211com_t *, ieee80211_node_t *, 668 struct ieee80211_beacon_offsets *, mblk_t *, int); 669 void ieee80211_beacon_miss(ieee80211com_t *); 670 671 void ieee80211_begin_scan(ieee80211com_t *, boolean_t); 672 void ieee80211_next_scan(ieee80211com_t *); 673 void ieee80211_end_scan(ieee80211com_t *); 674 void ieee80211_cancel_scan(ieee80211com_t *); 675 676 void ieee80211_sta_join(ieee80211com_t *, ieee80211_node_t *); 677 void ieee80211_sta_leave(ieee80211com_t *, ieee80211_node_t *); 678 boolean_t ieee80211_ibss_merge(ieee80211_node_t *); 679 680 /* Node Operation */ 681 ieee80211_node_t *ieee80211_ref_node(ieee80211_node_t *); 682 void ieee80211_unref_node(ieee80211_node_t **); 683 void ieee80211_node_authorize(ieee80211_node_t *); 684 void ieee80211_node_unauthorize(ieee80211_node_t *); 685 ieee80211_node_t *ieee80211_alloc_node(ieee80211com_t *, 686 ieee80211_node_table_t *, const uint8_t *); 687 void ieee80211_free_node(ieee80211_node_t *); 688 void ieee80211_node_table_reset(ieee80211_node_table_t *); 689 void ieee80211_iterate_nodes(ieee80211_node_table_t *, ieee80211_iter_func *, 690 void *); 691 ieee80211_node_t *ieee80211_find_node(ieee80211_node_table_t *, 692 const uint8_t *); 693 ieee80211_node_t *ieee80211_find_node_with_ssid(ieee80211_node_table_t *, 694 const uint8_t *, uint32_t, const uint8_t *); 695 ieee80211_node_t *ieee80211_find_txnode(ieee80211com_t *, 696 const uint8_t daddr[IEEE80211_ADDR_LEN]); 697 ieee80211_node_t *ieee80211_find_rxnode(ieee80211com_t *, 698 const struct ieee80211_frame *); 699 700 701 /* Crypto */ 702 extern struct ieee80211_key *ieee80211_crypto_encap(ieee80211com_t *, mblk_t *); 703 extern struct ieee80211_key *ieee80211_crypto_decap(ieee80211com_t *, mblk_t *, 704 int); 705 extern int ieee80211_crypto_newkey(ieee80211com_t *, int, int, 706 struct ieee80211_key *); 707 extern int ieee80211_crypto_delkey(ieee80211com_t *, struct ieee80211_key *); 708 extern int ieee80211_crypto_setkey(ieee80211com_t *, struct ieee80211_key *, 709 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 710 711 /* Helper Functions */ 712 int ieee80211_stat(ieee80211com_t *ic, uint_t stat, uint64_t *val); 713 uint32_t ieee80211_chan2ieee(ieee80211com_t *, struct ieee80211_channel *); 714 enum ieee80211_phymode ieee80211_chan2mode(ieee80211com_t *, 715 struct ieee80211_channel *); 716 uint32_t ieee80211_ieee2mhz(uint32_t, uint32_t); 717 void ieee80211_reset_chan(ieee80211com_t *); 718 void ieee80211_dump_pkt(const uint8_t *, int32_t, int32_t, int32_t); 719 void ieee80211_watchdog(void *); 720 void ieee80211_start_watchdog(ieee80211com_t *, uint32_t); 721 void ieee80211_stop_watchdog(ieee80211com_t *); 722 int ieee80211_classify(struct ieee80211com *, mblk_t *, 723 struct ieee80211_node *); 724 int ieee80211_hdrsize(const void *); 725 int ieee80211_hdrspace(ieee80211com_t *, const void *); 726 int ieee80211_anyhdrsize(const void *); 727 int ieee80211_anyhdrspace(ieee80211com_t *, const void *); 728 729 void *ieee80211_malloc(size_t); 730 void ieee80211_free(void *); 731 int ieee80211_setprop(void *, const char *, mac_prop_id_t, uint_t, 732 const void *); 733 int ieee80211_getprop(void *, const char *, mac_prop_id_t, uint_t, uint_t, 734 void *, uint_t *); 735 736 struct ieee80211_channel *ieee80211_find_channel(ieee80211com_t *, int, int); 737 const struct ieee80211_rateset *ieee80211_get_suprates(ieee80211com_t *, 738 struct ieee80211_channel *); 739 740 /* HT */ 741 742 #ifdef __cplusplus 743 } 744 #endif 745 746 #endif /* _SYS_NET80211_H */ 747