1 /* 2 * Copyright 2010 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/mac_provider.h> 43 #include <sys/ethernet.h> 44 #include <sys/net80211_proto.h> 45 #include <sys/net80211_crypto.h> 46 #include <sys/net80211_ht.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 /* 91 * ic_htcaps: HT-specific device/driver capabilities 92 * 93 * NB: the low 16-bits are the 802.11 definitions, the upper 94 * 16-bits are used to define s/w/driver capabilities. 95 */ 96 #define IEEE80211_HTC_AMPDU 0x00010000 /* CAPABILITY: A-MPDU tx */ 97 #define IEEE80211_HTC_AMSDU 0x00020000 /* CAPABILITY: A-MSDU tx */ 98 /* NB: HT40 is implied by IEEE80211_HTCAP_CHWIDTH40 */ 99 #define IEEE80211_HTC_HT 0x00040000 /* CAPABILITY: HT operation */ 100 101 /* ic_flags */ 102 /* NB: bits 0x4c available */ 103 #define IEEE80211_F_FF 0x00000001 /* CONF: ATH FF enabled */ 104 #define IEEE80211_F_TURBOP 0x00000002 /* CONF: ATH Turbo enabled */ 105 #define IEEE80211_F_BURST 0x00000004 /* CONF: bursting enabled */ 106 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_PRIVACY */ 107 #define IEEE80211_F_PRIVACY 0x00000010 /* CONF: privacy enabled */ 108 #define IEEE80211_F_PUREG 0x00000020 /* CONF: 11g w/o 11b sta's */ 109 #define IEEE80211_F_SCANONLY 0x00000040 /* CONF: scan only */ 110 #define IEEE80211_F_SCAN 0x00000080 /* STATUS: scanning */ 111 #define IEEE80211_F_ASCAN 0x00000100 /* STATUS: active scan */ 112 #define IEEE80211_F_SIBSS 0x00000200 /* STATUS: start IBSS */ 113 /* NB: this is intentionally setup to be IEEE80211_CAPINFO_SHORT_SLOTTIME */ 114 #define IEEE80211_F_SHSLOT 0x00000400 115 /* STATUS: use short slot time */ 116 #define IEEE80211_F_PMGTON 0x00000800 /* CONF: Power mgmt enable */ 117 #define IEEE80211_F_DESBSSID 0x00001000 /* CONF: des_bssid is set */ 118 #define IEEE80211_F_WME 0x00002000 /* CONF: enable WME use */ 119 #define IEEE80211_F_BGSCAN 0x00004000 120 /* CONF: bg scan enabled (???) */ 121 #define IEEE80211_F_SWRETRY 0x00008000 /* CONF: sw tx retry enabled */ 122 #define IEEE80211_F_TXPOW_FIXED 0x00010000 /* TX Power: fixed rate */ 123 #define IEEE80211_F_IBSSON 0x00020000 /* CONF: IBSS creation enable */ 124 #define IEEE80211_F_SHPREAMBLE 0x00040000 /* STATUS: use short preamble */ 125 #define IEEE80211_F_DATAPAD 0x00080000 /* CONF: do alignment pad */ 126 #define IEEE80211_F_USEPROT 0x00100000 /* STATUS: protection enabled */ 127 #define IEEE80211_F_USEBARKER 0x00200000 128 /* STATUS: use barker preamble */ 129 #define IEEE80211_F_TIMUPDATE 0x00400000 /* STATUS: update beacon tim */ 130 #define IEEE80211_F_WPA1 0x00800000 /* CONF: WPA enabled */ 131 #define IEEE80211_F_WPA2 0x01000000 /* CONF: WPA2 enabled */ 132 #define IEEE80211_F_WPA 0x01800000 /* CONF: WPA/WPA2 enabled */ 133 #define IEEE80211_F_DROPUNENC 0x02000000 /* CONF: drop unencrypted */ 134 #define IEEE80211_F_COUNTERM 0x04000000 /* CONF: TKIP countermeasures */ 135 #define IEEE80211_F_HIDESSID 0x08000000 /* CONF: hide SSID in beacon */ 136 #define IEEE80211_F_NOBRIDGE 0x10000000 /* CONF: dis. internal bridge */ 137 #define IEEE80211_F_WMEUPDATE 0x20000000 /* STATUS: update beacon wme */ 138 139 /* ic_flags_ext */ 140 #define IEEE80211_FEXT_NONHT_PR 0x00000001 /* STATUS: non-HT sta present */ 141 #define IEEE80211_FEXT_INACT 0x00000002 /* CONF: sta inact handling */ 142 /* 0x00000006 reserved */ 143 #define IEEE80211_FEXT_BGSCAN 0x00000008 144 /* STATUS: enable full bgscan completion */ 145 #define IEEE80211_FEXT_ERPUPDATE 0x00000200 /* STATUS: update ERP element */ 146 #define IEEE80211_FEXT_SWBMISS 0x00000400 /* CONF: do bmiss in s/w */ 147 #define IEEE80211_FEXT_PROBECHAN 0x00020000 /* CONF: probe passive chan */ 148 #define IEEE80211_FEXT_HT 0x00080000 /* CONF: HT supported */ 149 #define IEEE80211_FEXT_AMPDU_TX 0x00100000 /* CONF: A-MPDU tx supported */ 150 #define IEEE80211_FEXT_AMPDU_RX 0x00200000 /* CONF: A-MPDU tx supported */ 151 #define IEEE80211_FEXT_AMSDU_TX 0x00400000 /* CONF: A-MSDU tx supported */ 152 #define IEEE80211_FEXT_AMSDU_RX 0x00800000 /* CONF: A-MSDU tx supported */ 153 #define IEEE80211_FEXT_USEHT40 0x01000000 /* CONF: 20/40 use enabled */ 154 #define IEEE80211_FEXT_PUREN 0x02000000 /* CONF: 11n w/o legacy sta's */ 155 #define IEEE80211_FEXT_SHORTGI20 0x04000000 /* CONF: short GI in HT20 */ 156 #define IEEE80211_FEXT_SHORTGI40 0x08000000 /* CONF: short GI in HT40 */ 157 #define IEEE80211_FEXT_HTCOMPAT 0x10000000 /* CONF: HT vendor OUI's */ 158 159 /* 160 * Channel attributes (ich_flags) 161 * bits 0-3 are for private use by drivers 162 */ 163 #define IEEE80211_CHAN_TURBO 0x00000010 /* Turbo channel */ 164 #define IEEE80211_CHAN_CCK 0x00000020 /* CCK channel */ 165 #define IEEE80211_CHAN_OFDM 0x00000040 /* OFDM channel */ 166 #define IEEE80211_CHAN_2GHZ 0x00000080 /* 2 GHz spectrum channel. */ 167 #define IEEE80211_CHAN_5GHZ 0x00000100 /* 5 GHz spectrum channel */ 168 #define IEEE80211_CHAN_PASSIVE 0x00000200 /* Only passive scan allowed */ 169 #define IEEE80211_CHAN_DYN 0x00000400 /* Dynamic CCK-OFDM channel */ 170 #define IEEE80211_CHAN_GFSK 0x00000800 /* GFSK channel (FHSS PHY) */ 171 #define IEEE80211_CHAN_GSM 0x00001000 /* 900 MHz spectrum channel */ 172 #define IEEE80211_CHAN_STURBO 0x00002000 /* 11a static turbo channel only */ 173 #define IEEE80211_CHAN_HALF 0x00004000 /* Half rate channel */ 174 #define IEEE80211_CHAN_QUARTER 0x00008000 /* Quarter rate channel */ 175 #define IEEE80211_CHAN_HT20 0x00010000 /* HT 20 channel */ 176 #define IEEE80211_CHAN_HT40U 0x00020000 /* HT 40 channel w/ ext above */ 177 #define IEEE80211_CHAN_HT40D 0x00040000 /* HT 40 channel w/ ext below */ 178 #define IEEE80211_CHAN_DFS 0x00080000 /* DFS required */ 179 #define IEEE80211_CHAN_4MSXMIT 0x00100000 /* 4ms limit on frame length */ 180 #define IEEE80211_CHAN_NOADHOC 0x00200000 /* adhoc mode not allowed */ 181 #define IEEE80211_CHAN_NOHOSTAP 0x00400000 /* hostap mode not allowed */ 182 #define IEEE80211_CHAN_11D 0x00800000 /* 802.11d required */ 183 184 #define IEEE80211_CHAN_HT40 (IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D) 185 #define IEEE80211_CHAN_HT (IEEE80211_CHAN_HT20 | IEEE80211_CHAN_HT40) 186 187 #define IEEE80211_CHAN_MAX 255 188 #define IEEE80211_CHAN_BYTES 32 /* howmany(IEEE80211_CHAN_MAX, NBBY) */ 189 #define IEEE80211_CHAN_ANY 0xffff /* token for ``any channel'' */ 190 #define IEEE80211_CHAN_ANYC \ 191 ((struct ieee80211_channel *)IEEE80211_CHAN_ANY) 192 193 #define IEEE80211_IS_CHAN_2GHZ(_c) \ 194 (((_c)->ich_flags & IEEE80211_CHAN_2GHZ) != 0) 195 #define IEEE80211_IS_CHAN_5GHZ(_c) \ 196 (((_c)->ich_flags & IEEE80211_CHAN_5GHZ) != 0) 197 198 #define IEEE80211_NODE_CHWUPDATE 0x0400 /* 11n channel width change */ 199 #define IEEE80211_NODE_HASHSIZE 32 200 201 #define IEEE80211_NODE_AUTH 0x0001 /* authorized for data */ 202 #define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 203 #define IEEE80211_NODE_ERP 0x0004 /* ERP enabled */ 204 /* NB: this must have the same value as IEEE80211_FC1_PWR_MGT */ 205 #define IEEE80211_NODE_PWR_MGT 0x0010 /* power save mode enabled */ 206 #define IEEE80211_NODE_AREF 0x0020 /* authentication ref held */ 207 #define IEEE80211_NODE_HT 0x0040 /* HT enabled */ 208 #define IEEE80211_NODE_HTCOMPAT 0x0080 /* HT setup w/ vendor OUI's */ 209 #define IEEE80211_NODE_AMPDU_RX 0x0400 /* AMPDU rx enabled */ 210 #define IEEE80211_NODE_AMPDU_TX 0x0800 /* AMPDU tx enabled */ 211 212 #define IEEE80211_NODE_AMPDU \ 213 (IEEE80211_NODE_AMPDU_RX | IEEE80211_NODE_AMPDU_TX) 214 215 #define IEEE80211_FIXED_RATE_NONE 0 216 217 #define WME_OUI 0xf25000 218 #define WME_OUI_TYPE 0x02 219 #define WME_INFO_OUI_SUBTYPE 0x00 220 #define WME_PARAM_OUI_SUBTYPE 0x01 221 #define WME_VERSION 1 222 223 /* WME stream classes */ 224 #define WME_AC_BE 0 /* best effort */ 225 #define WME_AC_BK 1 /* background */ 226 #define WME_AC_VI 2 /* video */ 227 #define WME_AC_VO 3 /* voice */ 228 229 #define MAX_EVENT 16 230 #define MAX_IEEE80211STR 256 231 232 /* For IEEE80211_RADIOTAP_FLAGS */ 233 #define IEEE80211_RADIOTAP_F_CFP 0x01 234 /* sent/received during CFP */ 235 #define IEEE80211_RADIOTAP_F_SHORTPRE 0x02 236 /* sent/received with short preamble */ 237 #define IEEE80211_RADIOTAP_F_WEP 0x04 238 /* sent/received with WEP encryption */ 239 #define IEEE80211_RADIOTAP_F_FRAG 0x08 240 /* sent/received with fragmentation */ 241 #define IEEE80211_RADIOTAP_F_DATAPAD 0x20 242 /* 243 * frame has padding between 802.11 244 * header and payload (to 32-bit 245 * boundary 246 */ 247 #define IEEE80211_RADIOTAP_F_FCS 0x10 /* frame includes FCS */ 248 #define IEEE80211_RADIOTAP_F_BADFCS 0x40 /* does not pass FCS check */ 249 #define IEEE80211_RADIOTAP_F_SHORTGI 0x80 /* HT short GI */ 250 251 /* 252 * Authentication mode. 253 */ 254 enum ieee80211_authmode { 255 IEEE80211_AUTH_NONE = 0, 256 IEEE80211_AUTH_OPEN = 1, /* open */ 257 IEEE80211_AUTH_SHARED = 2, /* shared-key */ 258 IEEE80211_AUTH_8021X = 3, /* 802.1x */ 259 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ 260 /* NB: these are used only for ioctls */ 261 IEEE80211_AUTH_WPA = 5 /* WPA/RSN w/ 802.1x/PSK */ 262 }; 263 264 enum ieee80211_state { 265 IEEE80211_S_INIT = 0, /* default state */ 266 IEEE80211_S_SCAN = 1, /* scanning */ 267 IEEE80211_S_AUTH = 2, /* try to authenticate */ 268 IEEE80211_S_ASSOC = 3, /* try to assoc */ 269 IEEE80211_S_RUN = 4 /* associated */ 270 }; 271 #define IEEE80211_S_MAX (IEEE80211_S_RUN+1) 272 273 /* 274 * 802.11 rate set. 275 */ 276 #define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ 277 #define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ 278 #define IEEE80211_XRATE_SIZE (IEEE80211_RATE_MAXSIZE - IEEE80211_RATE_SIZE) 279 /* size of extended supported rates */ 280 struct ieee80211_rateset { 281 uint8_t ir_nrates; 282 uint8_t ir_rates[IEEE80211_RATE_MAXSIZE]; 283 }; 284 285 /* 286 * 802.11n variant of ieee80211_rateset. Instead 287 * legacy rates the entries are MCS rates. We define 288 * the structure such that it can be used interchangeably 289 * with an ieee80211_rateset (modulo structure size). 290 */ 291 #define IEEE80211_HTRATE_MAXSIZE 127 292 293 struct ieee80211_htrateset { 294 uint8_t rs_nrates; 295 uint8_t rs_rates[IEEE80211_HTRATE_MAXSIZE]; 296 }; 297 298 #define IEEE80211_RATE_MCS 0x80 299 300 /* 301 * Channels are specified by frequency and attributes. 302 */ 303 struct ieee80211_channel { 304 uint16_t ich_freq; /* setting in Mhz */ 305 uint32_t ich_flags; /* see below */ 306 }; 307 308 struct ieee80211_device_stats { 309 uint32_t is_tx_frags; 310 uint32_t is_tx_bytes; 311 uint32_t is_tx_mcast; 312 uint32_t is_tx_failed; 313 uint32_t is_tx_retries; 314 uint32_t is_rts_success; 315 uint32_t is_rts_failure; 316 uint32_t is_ack_failure; 317 uint32_t is_rx_frags; 318 uint32_t is_rx_bytes; 319 uint32_t is_rx_mcast; 320 uint32_t is_rx_dups; 321 uint32_t is_fcs_errors; 322 uint32_t is_wep_errors; 323 uint32_t is_tx_nobuf; 324 uint32_t is_tx_unknownmgt; 325 }; 326 327 struct ieee80211_crypto_state; 328 typedef struct ieee80211_node_table ieee80211_node_table_t; 329 typedef struct ieee80211_node ieee80211_node_t; 330 typedef struct ieee80211com ieee80211com_t; 331 332 struct ieee80211_node_table { 333 struct ieee80211com *nt_ic; /* back reference */ 334 335 const char *nt_name; /* for debugging */ 336 /* For node inactivity processing */ 337 int nt_inact_timer; /* inactivity timer */ 338 int nt_inact_init; /* initial node inact setting */ 339 void (*nt_timeout)(struct ieee80211_node_table *); 340 uint32_t nt_scangen; /* gen# for timeout scan */ 341 kmutex_t nt_scanlock; /* on nt_scangen */ 342 kmutex_t nt_nodelock; /* on node table */ 343 344 int nt_keyixmax; /* keyixmap size */ 345 struct ieee80211_node **nt_keyixmap; /* key ix -> node map */ 346 347 list_t nt_node; /* information of all nodes */ 348 list_t nt_hash[IEEE80211_NODE_HASHSIZE]; 349 }; 350 351 #define IEEE80211_TID_SIZE (WME_NUM_TID+1) /* WME TID's +1 for non-QoS */ 352 #define IEEE80211_NONQOS_TID WME_NUM_TID /* index for non-QoS sta */ 353 354 /* 355 * Node specific information. Note that drivers are expected 356 * to derive from this structure to add device-specific per-node 357 * state. This is done by overriding the ic_node_* methods in 358 * the ieee80211com structure. 359 */ 360 struct ieee80211_node { 361 struct ieee80211com *in_ic; 362 struct ieee80211_node_table *in_table; 363 364 uint8_t in_authmode; /* authentication algorithm */ 365 uint16_t in_flags; /* special purpose state */ 366 uint16_t in_associd; /* assoc response */ 367 uint16_t in_txpower; /* current transmit power */ 368 uint16_t in_vlan; /* vlan tag */ 369 /* 370 * Tx/Rx sequence number. 371 * index 0 is used when QoS is not enabled. index 1-16 is used 372 * when QoS is enabled. 1-16 corresponds to TID 0-15. 373 */ 374 uint16_t in_txseqs[IEEE80211_TID_SIZE]; 375 uint16_t in_rxseqs[IEEE80211_TID_SIZE]; 376 clock_t in_rxfragstamp; /* time stamp of last rx frag */ 377 mblk_t *in_rxfrag; /* rx frag reassembly */ 378 uint32_t in_scangen; /* gen# for timeout scan */ 379 uint32_t in_refcnt; 380 381 /* hardware */ 382 uint32_t in_rstamp; /* recv timestamp */ 383 uint8_t in_rssi; /* recv ssi */ 384 385 /* header */ 386 uint8_t in_macaddr[IEEE80211_ADDR_LEN]; 387 uint8_t in_bssid[IEEE80211_ADDR_LEN]; 388 389 /* beacon, probe response */ 390 union { 391 uint8_t data[8]; 392 uint64_t tsf; 393 } in_tstamp; /* from last rcv'd beacon */ 394 uint16_t in_intval; /* beacon interval */ 395 uint16_t in_capinfo; /* capabilities */ 396 uint8_t in_esslen; 397 uint8_t in_essid[IEEE80211_NWID_LEN]; 398 struct ieee80211_rateset in_rates; /* negotiated rate set */ 399 struct ieee80211_channel *in_chan; /* XXX multiple uses */ 400 enum ieee80211_phytype in_phytype; 401 uint16_t in_fhdwell; /* FH only */ 402 uint8_t in_fhindex; /* FH only */ 403 uint8_t in_erp; /* ERP from beacon/probe resp */ 404 uint16_t in_tim_off; /* byte offset to TIM ie */ 405 uint8_t in_dtim_period; /* DTIM period */ 406 uint8_t in_dtim_count; /* DTIM count for last bcn */ 407 408 uint32_t *in_challenge; /* shared-key challenge */ 409 struct ieee80211_key in_ucastkey; /* unicast key */ 410 uint8_t *in_wpa_ie; /* captured WPA/RSN ie */ 411 uint8_t *in_wme_ie; /* captured WME ie */ 412 413 /* 11n state */ 414 uint8_t *in_htcap_ie; /* captured HTCAP ie */ 415 uint16_t in_htcap; /* HT capabilities */ 416 uint8_t in_htparam; /* HT params */ 417 uint8_t in_htctlchan; /* HT control channel */ 418 uint8_t in_ht2ndchan; /* HT 2nd channel */ 419 uint8_t in_htopmode; /* HT operating mode */ 420 uint8_t in_htstbc; /* HT */ 421 uint8_t in_reqcw; /* requested tx channel width */ 422 uint8_t in_chw; /* negotiated channel width */ 423 struct ieee80211_htrateset in_htrates; /* negotiated ht rate set */ 424 struct ieee80211_tx_ampdu in_tx_ampdu[WME_NUM_AC]; 425 struct ieee80211_rx_ampdu in_rx_ampdu[WME_NUM_TID]; 426 427 /* others */ 428 int32_t in_fails; /* failure count to associate */ 429 int16_t in_inact; /* inactivity mark count */ 430 int16_t in_inact_reload; /* inactivity reload value */ 431 int32_t in_txrate; /* index to in_rates[] */ 432 433 list_node_t in_node; /* element of nt->nt_node */ 434 list_node_t in_hash; /* element of nt->nt_hash */ 435 }; 436 437 /* 438 * WME/WMM support. 439 */ 440 struct wmeParams { 441 uint8_t wmep_acm; 442 uint8_t wmep_aifsn; 443 uint8_t wmep_logcwmin; /* log2(cwmin) */ 444 uint8_t wmep_logcwmax; /* log2(cwmax) */ 445 uint8_t wmep_txopLimit; 446 uint8_t wmep_noackPolicy; /* 0 (ack), 1 (no ack) */ 447 }; 448 #define IEEE80211_TXOP_TO_US(_txop) ((_txop)<<5) 449 #define IEEE80211_US_TO_TXOP(_us) ((_us)>>5) 450 451 struct chanAccParams { 452 uint8_t cap_info; /* version of the current set */ 453 struct wmeParams cap_wmeParams[WME_NUM_AC]; 454 }; 455 456 struct ieee80211_wme_state { 457 uint_t wme_flags; 458 #define WME_F_AGGRMODE 0x00000001 /* STATUS: WME agressive mode */ 459 uint_t wme_hipri_traffic; /* VI/VO frames in beacon interval */ 460 uint_t wme_hipri_switch_thresh; /* agressive mode switch thresh */ 461 uint_t wme_hipri_switch_hysteresis; 462 /* agressive mode switch hysteresis */ 463 struct wmeParams wme_params[4]; /* from assoc resp for each AC */ 464 struct chanAccParams wme_wmeChanParams; /* WME params applied to self */ 465 struct chanAccParams wme_wmeBssChanParams; 466 /* WME params bcast to stations */ 467 struct chanAccParams wme_chanParams; /* params applied to self */ 468 struct chanAccParams wme_bssChanParams; /* params bcast to stations */ 469 int (*wme_update)(struct ieee80211com *); 470 }; 471 472 struct ieee80211com { 473 mac_handle_t ic_mach; 474 475 /* Initialized by driver */ 476 uint8_t ic_macaddr[IEEE80211_ADDR_LEN]; 477 uint32_t ic_caps; /* capabilities */ 478 uint32_t ic_htcaps; /* HT capabilities */ 479 enum ieee80211_phytype ic_phytype; /* XXX wrong for multi-mode */ 480 enum ieee80211_opmode ic_opmode; /* current operation mode */ 481 enum ieee80211_state ic_state; /* current 802.11 state */ 482 struct ieee80211_channel ic_sup_channels[IEEE80211_CHAN_MAX+1]; 483 struct ieee80211_rateset ic_sup_rates[IEEE80211_MODE_MAX]; 484 enum ieee80211_phymode ic_curmode; /* OPT current mode */ 485 struct ieee80211_channel *ic_curchan; /* OPT current channel */ 486 struct ieee80211_channel *ic_ibss_chan; /* OPT bss channel */ 487 uint8_t ic_maxrssi; /* maximum hardware RSSI */ 488 489 /* INITIALIZED by IEEE80211, used/overridden by driver */ 490 uint16_t ic_modecaps; /* set of mode capabilities */ 491 uint8_t ic_chan_active[IEEE80211_CHAN_BYTES]; 492 enum ieee80211_protmode ic_protmode; /* 802.11g protection mode */ 493 uint16_t ic_bintval; /* beacon interval */ 494 uint16_t ic_lintval; /* listen interval */ 495 uint16_t ic_txpowlimit; /* global tx power limit */ 496 uint8_t ic_bmissthreshold; 497 uint16_t ic_rtsthreshold; 498 uint16_t ic_fragthreshold; 499 uint8_t ic_fixed_rate; /* value of fixed rate */ 500 int32_t ic_des_esslen; /* length of desired essid */ 501 uint8_t ic_des_essid[IEEE80211_NWID_LEN]; 502 uint8_t ic_des_bssid[IEEE80211_ADDR_LEN]; 503 struct ieee80211_channel *ic_des_chan; /* desired channel */ 504 void *ic_opt_ie; /* user-specified IE's */ 505 uint16_t ic_opt_ie_len; /* length of ic_opt_ie */ 506 uint8_t ic_nickname[IEEE80211_NWID_LEN]; 507 uint16_t ic_tim_len; /* ic_tim_bitmap size (bytes) */ 508 uint8_t *ic_tim_bitmap; /* powersave stations w/ data */ 509 timeout_id_t ic_watchdog_timer; /* watchdog timer */ 510 /* Cipher state/configuration. */ 511 struct ieee80211_crypto_state ic_crypto; 512 const struct ieee80211_cipher *ic_ciphers[IEEE80211_CIPHER_MAX]; 513 514 kmutex_t ic_doorlock; 515 char ic_wpadoor[MAX_IEEE80211STR]; 516 517 wpa_event_type ic_eventq[MAX_EVENT]; 518 uint32_t ic_evq_head, ic_evq_tail; 519 520 /* Runtime states */ 521 uint32_t ic_flags; /* state/conf flags */ 522 uint32_t ic_flags_ext; /* extended state flags */ 523 struct ieee80211_node *ic_bss; /* information for this node */ 524 struct ieee80211_device_stats ic_stats; 525 struct ieee80211_node_table ic_scan; /* STA: scan candidates */ 526 struct ieee80211_node_table ic_sta; /* AP:stations/IBSS:neighbors */ 527 528 struct ieee80211_wme_state ic_wme; /* WME/WMM state */ 529 530 int ic_ampdu_rxmax; /* A-MPDU rx limit (bytes) */ 531 int ic_ampdu_density; /* A-MPDU density */ 532 int ic_ampdu_limit; /* A-MPDU tx limit (bytes) */ 533 int ic_amsdu_limit; /* A-MSDU tx limit (bytes) */ 534 535 uint16_t ic_sta_assoc; /* stations associated */ 536 uint16_t ic_ht_sta_assoc; /* HT stations associated */ 537 uint16_t ic_ht40_sta_assoc; /* HT40 station associated */ 538 uint8_t ic_curhtprotmode; /* HTINFO bss state */ 539 enum ieee80211_protmode ic_htprotmode; /* HT protection mode */ 540 int ic_lastnonerp; /* last time nonERP sta noted */ 541 int ic_lastnonht; /* last time non-HT sta noted */ 542 int ic_beaconmiss; /* beacon miss counter */ 543 544 545 /* callback functions */ 546 /* 547 * Functions initialized by driver before calling ieee80211_attach() 548 * Those must be initialized are marked with M(andatory) 549 * 550 * ic_xmit - [M] transmit a management or null data frame 551 * return 0 on success, non-zero on error 552 * ic_watchdog - [O] periodic run function, enabled by 553 * ieee80211_start_watchdog() 554 * ic_set_tim - [O] set/clear traffic indication map 555 * ic_set_shortslot - [O] enable/disable short slot timing 556 * ic_node_newassoc - [O] driver specific operation on a newly 557 * associated or re-assoced node 558 */ 559 int (*ic_xmit)(ieee80211com_t *, mblk_t *, uint8_t); 560 void (*ic_watchdog)(void *); 561 void (*ic_set_tim)(ieee80211com_t *, 562 ieee80211_node_t *, int); 563 void (*ic_set_shortslot)(ieee80211com_t *, int); 564 void (*ic_node_newassoc)(ieee80211_node_t *, int); 565 /* 566 * Functions initialized by ieee80211_attach(), driver could 567 * override these functions after calling ieee80211_attach() 568 * 569 * ic_reset - reset 570 * ic_recv_mgmt - handle received management frames 571 * ic_send_mgmt - construct and transmit management frames 572 * ic_newstate - handle state transition 573 * ic_node_alloc - allocate a new BSS info node 574 * ic_node_cleanup - cleanup or free memory spaces of a node 575 * ic_node_free - free a node 576 * ic_node_getrssi - get node's rssi 577 */ 578 int (*ic_reset)(ieee80211com_t *); 579 void (*ic_recv_mgmt)(ieee80211com_t *, 580 mblk_t *, ieee80211_node_t *, 581 int, int, uint32_t); 582 int (*ic_send_mgmt)(ieee80211com_t *, 583 ieee80211_node_t *, int, int); 584 int (*ic_newstate)(ieee80211com_t *, 585 enum ieee80211_state, int); 586 struct ieee80211_node *(*ic_node_alloc)(ieee80211com_t *); 587 void (*ic_node_cleanup)(ieee80211_node_t *); 588 void (*ic_node_free)(ieee80211_node_t *); 589 uint8_t (*ic_node_getrssi)(const ieee80211_node_t *); 590 void (*ic_set_channel)(ieee80211com_t *); 591 592 /* 593 * 802.11n ADDBA support. A simple/generic implementation 594 * of A-MPDU tx aggregation is provided; the driver may 595 * override these methods to provide their own support. 596 * A-MPDU rx re-ordering happens automatically if the 597 * driver passes out-of-order frames to ieee80211_input 598 * from an assocated HT station. 599 */ 600 void (*ic_recv_action)(ieee80211_node_t *, 601 const uint8_t *, const uint8_t *); 602 int (*ic_send_action)(ieee80211_node_t *, 603 int, int, uint16_t[4]); 604 /* start/stop doing A-MPDU tx aggregation for a station */ 605 int (*ic_addba_request)(ieee80211_node_t *, 606 struct ieee80211_tx_ampdu *, 607 int, int, int); 608 int (*ic_addba_response)(ieee80211_node_t *, 609 struct ieee80211_tx_ampdu *, 610 int, int, int); 611 void (*ic_addba_stop)(ieee80211_node_t *, 612 struct ieee80211_tx_ampdu *); 613 614 kmutex_t ic_genlock; 615 void *ic_private; /* ieee80211 private data */ 616 }; 617 #define ic_nw_keys ic_crypto.cs_nw_keys 618 #define ic_def_txkey ic_crypto.cs_def_txkey 619 620 extern const char *ieee80211_state_name[IEEE80211_S_MAX]; 621 extern const char *ieee80211_wme_acnames[]; 622 623 #define IEEE80211_RATE(_ix) \ 624 (in->in_rates.ir_rates[(_ix)] & IEEE80211_RATE_VAL) 625 626 #define ieee80211_new_state(_ic, _nstate, _arg) \ 627 (((_ic)->ic_newstate)((_ic), (_nstate), (_arg))) 628 629 #define ieee80211_macaddr_sprintf(_addr) \ 630 ether_sprintf((struct ether_addr *)(_addr)) 631 632 /* 633 * Node reference counting definitions. 634 * 635 * ieee80211_node_initref initialize the reference count to 1 636 * ieee80211_node_incref add a reference 637 * ieee80211_node_decref remove a reference 638 * ieee80211_node_decref_nv remove a reference and return new value 639 * ieee80211_node_refcnt reference count for printing (only) 640 */ 641 #include <sys/atomic.h> 642 #define ieee80211_node_initref(_in) \ 643 ((_in)->in_refcnt = 1) 644 #define ieee80211_node_incref(_in) \ 645 atomic_inc_uint(&(_in)->in_refcnt) 646 #define ieee80211_node_decref(_in) \ 647 atomic_dec_uint(&(_in)->in_refcnt) 648 #define ieee80211_node_decref_nv(_in) \ 649 atomic_dec_uint_nv(&(_in)->in_refcnt) 650 #define ieee80211_node_refcnt(_in) \ 651 (_in)->in_refcnt 652 653 typedef void ieee80211_iter_func(void *, ieee80211_node_t *); 654 655 /* Initialization */ 656 void ieee80211_attach(ieee80211com_t *); 657 void ieee80211_detach(ieee80211com_t *); 658 void ieee80211_media_init(ieee80211com_t *); 659 int ieee80211_ioctl(ieee80211com_t *, queue_t *, mblk_t *); 660 void ieee80211_register_door(ieee80211com_t *, const char *, int); 661 662 /* Protocol Processing */ 663 int ieee80211_input(ieee80211com_t *, mblk_t *, ieee80211_node_t *, 664 int32_t, uint32_t); 665 mblk_t *ieee80211_encap(ieee80211com_t *, mblk_t *, ieee80211_node_t *); 666 667 mblk_t *ieee80211_beacon_alloc(ieee80211com_t *, ieee80211_node_t *, 668 struct ieee80211_beacon_offsets *); 669 int ieee80211_beacon_update(ieee80211com_t *, ieee80211_node_t *, 670 struct ieee80211_beacon_offsets *, mblk_t *, int); 671 void ieee80211_beacon_miss(ieee80211com_t *); 672 673 void ieee80211_begin_scan(ieee80211com_t *, boolean_t); 674 void ieee80211_next_scan(ieee80211com_t *); 675 void ieee80211_end_scan(ieee80211com_t *); 676 void ieee80211_cancel_scan(ieee80211com_t *); 677 678 void ieee80211_sta_join(ieee80211com_t *, ieee80211_node_t *); 679 void ieee80211_sta_leave(ieee80211com_t *, ieee80211_node_t *); 680 boolean_t ieee80211_ibss_merge(ieee80211_node_t *); 681 682 /* Node Operation */ 683 ieee80211_node_t *ieee80211_ref_node(ieee80211_node_t *); 684 void ieee80211_unref_node(ieee80211_node_t **); 685 void ieee80211_node_authorize(ieee80211_node_t *); 686 void ieee80211_node_unauthorize(ieee80211_node_t *); 687 ieee80211_node_t *ieee80211_alloc_node(ieee80211com_t *, 688 ieee80211_node_table_t *, const uint8_t *); 689 void ieee80211_free_node(ieee80211_node_t *); 690 void ieee80211_node_table_reset(ieee80211_node_table_t *); 691 void ieee80211_iterate_nodes(ieee80211_node_table_t *, ieee80211_iter_func *, 692 void *); 693 ieee80211_node_t *ieee80211_find_node(ieee80211_node_table_t *, 694 const uint8_t *); 695 ieee80211_node_t *ieee80211_find_node_with_ssid(ieee80211_node_table_t *, 696 const uint8_t *, uint32_t, const uint8_t *); 697 ieee80211_node_t *ieee80211_find_txnode(ieee80211com_t *, 698 const uint8_t daddr[IEEE80211_ADDR_LEN]); 699 ieee80211_node_t *ieee80211_find_rxnode(ieee80211com_t *, 700 const struct ieee80211_frame *); 701 702 703 /* Crypto */ 704 extern struct ieee80211_key *ieee80211_crypto_encap(ieee80211com_t *, mblk_t *); 705 extern struct ieee80211_key *ieee80211_crypto_decap(ieee80211com_t *, mblk_t *, 706 int); 707 extern int ieee80211_crypto_newkey(ieee80211com_t *, int, int, 708 struct ieee80211_key *); 709 extern int ieee80211_crypto_delkey(ieee80211com_t *, struct ieee80211_key *); 710 extern int ieee80211_crypto_setkey(ieee80211com_t *, struct ieee80211_key *, 711 const uint8_t macaddr[IEEE80211_ADDR_LEN]); 712 713 /* Helper Functions */ 714 int ieee80211_stat(ieee80211com_t *ic, uint_t stat, uint64_t *val); 715 uint32_t ieee80211_chan2ieee(ieee80211com_t *, struct ieee80211_channel *); 716 enum ieee80211_phymode ieee80211_chan2mode(ieee80211com_t *, 717 struct ieee80211_channel *); 718 uint32_t ieee80211_ieee2mhz(uint32_t, uint32_t); 719 void ieee80211_reset_chan(ieee80211com_t *); 720 void ieee80211_dump_pkt(const uint8_t *, int32_t, int32_t, int32_t); 721 void ieee80211_watchdog(void *); 722 void ieee80211_start_watchdog(ieee80211com_t *, uint32_t); 723 void ieee80211_stop_watchdog(ieee80211com_t *); 724 int ieee80211_classify(struct ieee80211com *, mblk_t *, 725 struct ieee80211_node *); 726 int ieee80211_hdrsize(const void *); 727 int ieee80211_hdrspace(ieee80211com_t *, const void *); 728 int ieee80211_anyhdrsize(const void *); 729 int ieee80211_anyhdrspace(ieee80211com_t *, const void *); 730 731 void *ieee80211_malloc(size_t); 732 void ieee80211_free(void *); 733 int ieee80211_setprop(void *, const char *, mac_prop_id_t, uint_t, 734 const void *); 735 int ieee80211_getprop(void *, const char *, mac_prop_id_t, uint_t, void *); 736 void ieee80211_propinfo(void *, const char *, mac_prop_id_t, 737 mac_prop_info_handle_t); 738 739 740 struct ieee80211_channel *ieee80211_find_channel(ieee80211com_t *, int, int); 741 const struct ieee80211_rateset *ieee80211_get_suprates(ieee80211com_t *, 742 struct ieee80211_channel *); 743 744 /* HT */ 745 746 #ifdef __cplusplus 747 } 748 #endif 749 750 #endif /* _SYS_NET80211_H */ 751