1/*- 2 * Copyright (c) 2001 Atsushi Onoe 3 * Copyright (c) 2002-2004 Sam Leffler, Errno Consulting 4 * Copyright (c) 2006 Atheros Communications, Inc. 5 * 6 * Wireless Network driver for Atheros AR6001 7 * All rights reserved. 8 * 9 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 10 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 11 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 12 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 13 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 14 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 15 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 16 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 17 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 18 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 19 * 20 */ 21#ifndef _NET80211_IEEE80211_H_ 22#define _NET80211_IEEE80211_H_ 23 24#include "athstartpack.h" 25 26/* 27 * 802.11 protocol definitions. 28 */ 29 30#define IEEE80211_ADDR_LEN 6 /* size of 802.11 address */ 31/* is 802.11 address multicast/broadcast? */ 32#define IEEE80211_IS_MULTICAST(_a) (*(_a) & 0x01) 33#define IEEE80211_ADDR_EQ(addr1, addr2) \ 34 (A_MEMCMP(addr1, addr2, IEEE80211_ADDR_LEN) == 0) 35 36#define IEEE80211_KEYBUF_SIZE 16 37#define IEEE80211_MICBUF_SIZE (8+8) /* space for both tx and rx */ 38 39/* 40 * NB: these values are ordered carefully; there are lots of 41 * of implications in any reordering. In particular beware 42 * that 4 is not used to avoid conflicting with IEEE80211_F_PRIVACY. 43 */ 44#define IEEE80211_CIPHER_WEP 0 45#define IEEE80211_CIPHER_TKIP 1 46#define IEEE80211_CIPHER_AES_OCB 2 47#define IEEE80211_CIPHER_AES_CCM 3 48#define IEEE80211_CIPHER_CKIP 5 49#define IEEE80211_CIPHER_CCKM_KRK 6 50#define IEEE80211_CIPHER_NONE 7 /* pseudo value */ 51 52#define IEEE80211_CIPHER_MAX (IEEE80211_CIPHER_NONE+1) 53 54#define IEEE80211_IS_VALID_WEP_CIPHER_LEN(len) \ 55 (((len) == 5) || ((len) == 13) || ((len) == 16)) 56 57 58 59/* 60 * generic definitions for IEEE 802.11 frames 61 */ 62PREPACK struct ieee80211_frame { 63 A_UINT8 i_fc[2]; 64 A_UINT8 i_dur[2]; 65 A_UINT8 i_addr1[IEEE80211_ADDR_LEN]; 66 A_UINT8 i_addr2[IEEE80211_ADDR_LEN]; 67 A_UINT8 i_addr3[IEEE80211_ADDR_LEN]; 68 A_UINT8 i_seq[2]; 69 /* possibly followed by addr4[IEEE80211_ADDR_LEN]; */ 70 /* see below */ 71} POSTPACK; 72 73#define IEEE80211_FC0_VERSION_MASK 0x03 74#define IEEE80211_FC0_VERSION_SHIFT 0 75#define IEEE80211_FC0_VERSION_0 0x00 76#define IEEE80211_FC0_TYPE_MASK 0x0c 77#define IEEE80211_FC0_TYPE_SHIFT 2 78#define IEEE80211_FC0_TYPE_MGT 0x00 79#define IEEE80211_FC0_TYPE_CTL 0x04 80#define IEEE80211_FC0_TYPE_DATA 0x08 81 82#define IEEE80211_FC0_SUBTYPE_MASK 0xf0 83#define IEEE80211_FC0_SUBTYPE_SHIFT 4 84/* for TYPE_MGT */ 85#define IEEE80211_FC0_SUBTYPE_ASSOC_REQ 0x00 86#define IEEE80211_FC0_SUBTYPE_ASSOC_RESP 0x10 87#define IEEE80211_FC0_SUBTYPE_REASSOC_REQ 0x20 88#define IEEE80211_FC0_SUBTYPE_REASSOC_RESP 0x30 89#define IEEE80211_FC0_SUBTYPE_PROBE_REQ 0x40 90#define IEEE80211_FC0_SUBTYPE_PROBE_RESP 0x50 91#define IEEE80211_FC0_SUBTYPE_BEACON 0x80 92#define IEEE80211_FC0_SUBTYPE_ATIM 0x90 93#define IEEE80211_FC0_SUBTYPE_DISASSOC 0xa0 94#define IEEE80211_FC0_SUBTYPE_AUTH 0xb0 95#define IEEE80211_FC0_SUBTYPE_DEAUTH 0xc0 96/* for TYPE_CTL */ 97#define IEEE80211_FC0_SUBTYPE_PS_POLL 0xa0 98#define IEEE80211_FC0_SUBTYPE_RTS 0xb0 99#define IEEE80211_FC0_SUBTYPE_CTS 0xc0 100#define IEEE80211_FC0_SUBTYPE_ACK 0xd0 101#define IEEE80211_FC0_SUBTYPE_CF_END 0xe0 102#define IEEE80211_FC0_SUBTYPE_CF_END_ACK 0xf0 103/* for TYPE_DATA (bit combination) */ 104#define IEEE80211_FC0_SUBTYPE_DATA 0x00 105#define IEEE80211_FC0_SUBTYPE_CF_ACK 0x10 106#define IEEE80211_FC0_SUBTYPE_CF_POLL 0x20 107#define IEEE80211_FC0_SUBTYPE_CF_ACPL 0x30 108#define IEEE80211_FC0_SUBTYPE_NODATA 0x40 109#define IEEE80211_FC0_SUBTYPE_CFACK 0x50 110#define IEEE80211_FC0_SUBTYPE_CFPOLL 0x60 111#define IEEE80211_FC0_SUBTYPE_CF_ACK_CF_ACK 0x70 112#define IEEE80211_FC0_SUBTYPE_QOS 0x80 113#define IEEE80211_FC0_SUBTYPE_QOS_NULL 0xc0 114 115#define IEEE80211_FC1_DIR_MASK 0x03 116#define IEEE80211_FC1_DIR_NODS 0x00 /* STA->STA */ 117#define IEEE80211_FC1_DIR_TODS 0x01 /* STA->AP */ 118#define IEEE80211_FC1_DIR_FROMDS 0x02 /* AP ->STA */ 119#define IEEE80211_FC1_DIR_DSTODS 0x03 /* AP ->AP */ 120 121#define IEEE80211_FC1_MORE_FRAG 0x04 122#define IEEE80211_FC1_RETRY 0x08 123#define IEEE80211_FC1_PWR_MGT 0x10 124#define IEEE80211_FC1_MORE_DATA 0x20 125#define IEEE80211_FC1_WEP 0x40 126#define IEEE80211_FC1_ORDER 0x80 127 128#define IEEE80211_SEQ_FRAG_MASK 0x000f 129#define IEEE80211_SEQ_FRAG_SHIFT 0 130#define IEEE80211_SEQ_SEQ_MASK 0xfff0 131#define IEEE80211_SEQ_SEQ_SHIFT 4 132 133#define IEEE80211_NWID_LEN 32 134 135/* 136 * 802.11 rate set. 137 */ 138#define IEEE80211_RATE_SIZE 8 /* 802.11 standard */ 139#define IEEE80211_RATE_MAXSIZE 15 /* max rates we'll handle */ 140 141#define WMM_NUM_AC 4 /* 4 AC categories */ 142 143#define WMM_PARAM_ACI_M 0x60 /* Mask for ACI field */ 144#define WMM_PARAM_ACI_S 5 /* Shift for ACI field */ 145#define WMM_PARAM_ACM_M 0x10 /* Mask for ACM bit */ 146#define WMM_PARAM_ACM_S 4 /* Shift for ACM bit */ 147#define WMM_PARAM_AIFSN_M 0x0f /* Mask for aifsn field */ 148#define WMM_PARAM_LOGCWMIN_M 0x0f /* Mask for CwMin field (in log) */ 149#define WMM_PARAM_LOGCWMAX_M 0xf0 /* Mask for CwMax field (in log) */ 150#define WMM_PARAM_LOGCWMAX_S 4 /* Shift for CwMax field */ 151 152#define WMM_AC_TO_TID(_ac) ( \ 153 ((_ac) == WMM_AC_VO) ? 6 : \ 154 ((_ac) == WMM_AC_VI) ? 5 : \ 155 ((_ac) == WMM_AC_BK) ? 1 : \ 156 0) 157 158#define TID_TO_WMM_AC(_tid) ( \ 159 ((_tid) < 1) ? WMM_AC_BE : \ 160 ((_tid) < 3) ? WMM_AC_BK : \ 161 ((_tid) < 6) ? WMM_AC_VI : \ 162 WMM_AC_VO) 163/* 164 * Management information element payloads. 165 */ 166 167enum { 168 IEEE80211_ELEMID_SSID = 0, 169 IEEE80211_ELEMID_RATES = 1, 170 IEEE80211_ELEMID_FHPARMS = 2, 171 IEEE80211_ELEMID_DSPARMS = 3, 172 IEEE80211_ELEMID_CFPARMS = 4, 173 IEEE80211_ELEMID_TIM = 5, 174 IEEE80211_ELEMID_IBSSPARMS = 6, 175 IEEE80211_ELEMID_COUNTRY = 7, 176 IEEE80211_ELEMID_CHALLENGE = 16, 177 /* 17-31 reserved for challenge text extension */ 178 IEEE80211_ELEMID_PWRCNSTR = 32, 179 IEEE80211_ELEMID_PWRCAP = 33, 180 IEEE80211_ELEMID_TPCREQ = 34, 181 IEEE80211_ELEMID_TPCREP = 35, 182 IEEE80211_ELEMID_SUPPCHAN = 36, 183 IEEE80211_ELEMID_CHANSWITCH = 37, 184 IEEE80211_ELEMID_MEASREQ = 38, 185 IEEE80211_ELEMID_MEASREP = 39, 186 IEEE80211_ELEMID_QUIET = 40, 187 IEEE80211_ELEMID_IBSSDFS = 41, 188 IEEE80211_ELEMID_ERP = 42, 189 IEEE80211_ELEMID_RSN = 48, 190 IEEE80211_ELEMID_XRATES = 50, 191 IEEE80211_ELEMID_TPC = 150, 192 IEEE80211_ELEMID_CCKM = 156, 193 IEEE80211_ELEMID_VENDOR = 221, /* vendor private */ 194}; 195 196#define ATH_OUI 0x7f0300 /* Atheros OUI */ 197#define ATH_OUI_TYPE 0x01 198#define ATH_OUI_SUBTYPE 0x01 199#define ATH_OUI_VERSION 0x00 200 201#define WPA_OUI 0xf25000 202#define WPA_OUI_TYPE 0x01 203#define WPA_VERSION 1 /* current supported version */ 204 205#define WPA_CSE_NULL 0x00 206#define WPA_CSE_WEP40 0x01 207#define WPA_CSE_TKIP 0x02 208#define WPA_CSE_CCMP 0x04 209#define WPA_CSE_WEP104 0x05 210 211#define WPA_ASE_NONE 0x00 212#define WPA_ASE_8021X_UNSPEC 0x01 213#define WPA_ASE_8021X_PSK 0x02 214 215#define RSN_OUI 0xac0f00 216#define RSN_VERSION 1 /* current supported version */ 217 218#define RSN_CSE_NULL 0x00 219#define RSN_CSE_WEP40 0x01 220#define RSN_CSE_TKIP 0x02 221#define RSN_CSE_WRAP 0x03 222#define RSN_CSE_CCMP 0x04 223#define RSN_CSE_WEP104 0x05 224 225#define RSN_ASE_NONE 0x00 226#define RSN_ASE_8021X_UNSPEC 0x01 227#define RSN_ASE_8021X_PSK 0x02 228 229#define RSN_CAP_PREAUTH 0x01 230 231#define WMM_OUI 0xf25000 232#define WMM_OUI_TYPE 0x02 233#define WMM_INFO_OUI_SUBTYPE 0x00 234#define WMM_PARAM_OUI_SUBTYPE 0x01 235#define WMM_VERSION 1 236 237/* WMM stream classes */ 238#define WMM_NUM_AC 4 239#define WMM_AC_BE 0 /* best effort */ 240#define WMM_AC_BK 1 /* background */ 241#define WMM_AC_VI 2 /* video */ 242#define WMM_AC_VO 3 /* voice */ 243 244/* TSPEC related */ 245#define ACTION_CATEGORY_CODE_TSPEC 17 246#define ACTION_CODE_TSPEC_ADDTS 0 247#define ACTION_CODE_TSPEC_ADDTS_RESP 1 248#define ACTION_CODE_TSPEC_DELTS 2 249 250typedef enum { 251 TSPEC_STATUS_CODE_ADMISSION_ACCEPTED = 0, 252 TSPEC_STATUS_CODE_ADDTS_INVALID_PARAMS = 0x1, 253 TSPEC_STATUS_CODE_ADDTS_REQUEST_REFUSED = 0x3, 254 TSPEC_STATUS_CODE_UNSPECIFIED_QOS_RELATED_FAILURE = 0xC8, 255 TSPEC_STATUS_CODE_REQUESTED_REFUSED_POLICY_CONFIGURATION = 0xC9, 256 TSPEC_STATUS_CODE_INSUFFCIENT_BANDWIDTH = 0xCA, 257 TSPEC_STATUS_CODE_INVALID_PARAMS = 0xCB, 258 TSPEC_STATUS_CODE_DELTS_SENT = 0x30, 259 TSPEC_STATUS_CODE_DELTS_RECV = 0x31, 260} TSPEC_STATUS_CODE; 261 262/* 263 * WMM/802.11e Tspec Element 264 */ 265typedef PREPACK struct wmm_tspec_ie_t { 266 A_UINT8 elementId; 267 A_UINT8 len; 268 A_UINT8 oui[3]; 269 A_UINT8 ouiType; 270 A_UINT8 ouiSubType; 271 A_UINT8 version; 272 A_UINT16 tsInfo_info; 273 A_UINT8 tsInfo_reserved; 274 A_UINT16 nominalMSDU; 275 A_UINT16 maxMSDU; 276 A_UINT32 minServiceInt; 277 A_UINT32 maxServiceInt; 278 A_UINT32 inactivityInt; 279 A_UINT32 suspensionInt; 280 A_UINT32 serviceStartTime; 281 A_UINT32 minDataRate; 282 A_UINT32 meanDataRate; 283 A_UINT32 peakDataRate; 284 A_UINT32 maxBurstSize; 285 A_UINT32 delayBound; 286 A_UINT32 minPhyRate; 287 A_UINT16 sba; 288 A_UINT16 mediumTime; 289} POSTPACK WMM_TSPEC_IE; 290 291 292/* 293 * BEACON management packets 294 * 295 * octet timestamp[8] 296 * octet beacon interval[2] 297 * octet capability information[2] 298 * information element 299 * octet elemid 300 * octet length 301 * octet information[length] 302 */ 303 304#define IEEE80211_BEACON_INTERVAL(beacon) \ 305 ((beacon)[8] | ((beacon)[9] << 8)) 306#define IEEE80211_BEACON_CAPABILITY(beacon) \ 307 ((beacon)[10] | ((beacon)[11] << 8)) 308 309#define IEEE80211_CAPINFO_ESS 0x0001 310#define IEEE80211_CAPINFO_IBSS 0x0002 311#define IEEE80211_CAPINFO_CF_POLLABLE 0x0004 312#define IEEE80211_CAPINFO_CF_POLLREQ 0x0008 313#define IEEE80211_CAPINFO_PRIVACY 0x0010 314#define IEEE80211_CAPINFO_SHORT_PREAMBLE 0x0020 315#define IEEE80211_CAPINFO_PBCC 0x0040 316#define IEEE80211_CAPINFO_CHNL_AGILITY 0x0080 317/* bits 8-9 are reserved */ 318#define IEEE80211_CAPINFO_SHORT_SLOTTIME 0x0400 319#define IEEE80211_CAPINFO_APSD 0x0800 320/* bit 12 is reserved */ 321#define IEEE80211_CAPINFO_DSSSOFDM 0x2000 322/* bits 14-15 are reserved */ 323 324/* 325 * Authentication Modes 326 */ 327 328enum ieee80211_authmode { 329 IEEE80211_AUTH_NONE = 0, 330 IEEE80211_AUTH_OPEN = 1, 331 IEEE80211_AUTH_SHARED = 2, 332 IEEE80211_AUTH_8021X = 3, 333 IEEE80211_AUTH_AUTO = 4, /* auto-select/accept */ 334 /* NB: these are used only for ioctls */ 335 IEEE80211_AUTH_WPA = 5, /* WPA/RSN w/ 802.1x */ 336 IEEE80211_AUTH_WPA_PSK = 6, /* WPA/RSN w/ PSK */ 337 IEEE80211_AUTH_WPA_CCKM = 7, /* WPA/RSN IE w/ CCKM */ 338}; 339 340#include "athendpack.h" 341 342#endif /* _NET80211_IEEE80211_H_ */ 343