Ali Bahar | cf3e688 | 2011-09-04 03:14:04 +0800 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of version 2 of the GNU General Public License as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
| 18 | * Modifications for inclusion into the Linux staging tree are |
| 19 | * Copyright(c) 2010 Larry Finger. All rights reserved. |
| 20 | * |
| 21 | * Contact information: |
| 22 | * WLAN FAE <wlanfae@realtek.com> |
| 23 | * Larry Finger <Larry.Finger@lwfinger.net> |
| 24 | * |
| 25 | ******************************************************************************/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 26 | #ifndef _WIFI_H_ |
| 27 | #define _WIFI_H_ |
| 28 | |
| 29 | #include "rtl871x_byteorder.h" |
Michael Fiedler | 4087836 | 2011-06-20 16:34:27 +0200 | [diff] [blame] | 30 | #include <linux/compiler.h> |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 31 | |
| 32 | #ifdef BIT |
| 33 | #undef BIT |
| 34 | #endif |
| 35 | #define BIT(x) (1 << (x)) |
| 36 | |
| 37 | #define WLAN_ETHHDR_LEN 14 |
| 38 | #define WLAN_ETHADDR_LEN 6 |
| 39 | #define WLAN_IEEE_OUI_LEN 3 |
| 40 | #define WLAN_ADDR_LEN 6 |
| 41 | #define WLAN_CRC_LEN 4 |
| 42 | #define WLAN_BSSID_LEN 6 |
| 43 | #define WLAN_BSS_TS_LEN 8 |
| 44 | #define WLAN_HDR_A3_LEN 24 |
| 45 | #define WLAN_HDR_A4_LEN 30 |
| 46 | #define WLAN_HDR_A3_QOS_LEN 26 |
| 47 | #define WLAN_HDR_A4_QOS_LEN 32 |
| 48 | #define WLAN_SSID_MAXLEN 32 |
| 49 | #define WLAN_DATA_MAXLEN 2312 |
| 50 | |
| 51 | #define WLAN_A3_PN_OFFSET 24 |
| 52 | #define WLAN_A4_PN_OFFSET 30 |
| 53 | |
| 54 | #define WLAN_MIN_ETHFRM_LEN 60 |
| 55 | #define WLAN_MAX_ETHFRM_LEN 1514 |
| 56 | #define WLAN_ETHHDR_LEN 14 |
| 57 | |
| 58 | #define P80211CAPTURE_VERSION 0x80211001 |
| 59 | |
| 60 | enum WIFI_FRAME_TYPE { |
| 61 | WIFI_MGT_TYPE = (0), |
| 62 | WIFI_CTRL_TYPE = (BIT(2)), |
| 63 | WIFI_DATA_TYPE = (BIT(3)), |
| 64 | WIFI_QOS_DATA_TYPE = (BIT(7)|BIT(3)), /*!< QoS Data */ |
| 65 | }; |
| 66 | |
| 67 | enum WIFI_FRAME_SUBTYPE { |
Javier M. Mellid | 0593758 | 2011-04-02 03:01:49 +0200 | [diff] [blame] | 68 | /* below is for mgt frame */ |
| 69 | WIFI_ASSOCREQ = (0 | WIFI_MGT_TYPE), |
| 70 | WIFI_ASSOCRSP = (BIT(4) | WIFI_MGT_TYPE), |
| 71 | WIFI_REASSOCREQ = (BIT(5) | WIFI_MGT_TYPE), |
| 72 | WIFI_REASSOCRSP = (BIT(5) | BIT(4) | WIFI_MGT_TYPE), |
| 73 | WIFI_PROBEREQ = (BIT(6) | WIFI_MGT_TYPE), |
| 74 | WIFI_PROBERSP = (BIT(6) | BIT(4) | WIFI_MGT_TYPE), |
| 75 | WIFI_BEACON = (BIT(7) | WIFI_MGT_TYPE), |
| 76 | WIFI_ATIM = (BIT(7) | BIT(4) | WIFI_MGT_TYPE), |
| 77 | WIFI_DISASSOC = (BIT(7) | BIT(5) | WIFI_MGT_TYPE), |
| 78 | WIFI_AUTH = (BIT(7) | BIT(5) | BIT(4) | WIFI_MGT_TYPE), |
| 79 | WIFI_DEAUTH = (BIT(7) | BIT(6) | WIFI_MGT_TYPE), |
| 80 | WIFI_ACTION = (BIT(7) | BIT(6) | BIT(4) | WIFI_MGT_TYPE), |
| 81 | /* below is for control frame */ |
| 82 | WIFI_PSPOLL = (BIT(7) | BIT(5) | WIFI_CTRL_TYPE), |
| 83 | WIFI_RTS = (BIT(7) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE), |
| 84 | WIFI_CTS = (BIT(7) | BIT(6) | WIFI_CTRL_TYPE), |
| 85 | WIFI_ACK = (BIT(7) | BIT(6) | BIT(4) | WIFI_CTRL_TYPE), |
| 86 | WIFI_CFEND = (BIT(7) | BIT(6) | BIT(5) | WIFI_CTRL_TYPE), |
| 87 | WIFI_CFEND_CFACK = (BIT(7) | BIT(6) | BIT(5) | BIT(4) | WIFI_CTRL_TYPE), |
| 88 | /* below is for data frame */ |
| 89 | WIFI_DATA = (0 | WIFI_DATA_TYPE), |
| 90 | WIFI_DATA_CFACK = (BIT(4) | WIFI_DATA_TYPE), |
| 91 | WIFI_DATA_CFPOLL = (BIT(5) | WIFI_DATA_TYPE), |
| 92 | WIFI_DATA_CFACKPOLL = (BIT(5) | BIT(4) | WIFI_DATA_TYPE), |
| 93 | WIFI_DATA_NULL = (BIT(6) | WIFI_DATA_TYPE), |
| 94 | WIFI_CF_ACK = (BIT(6) | BIT(4) | WIFI_DATA_TYPE), |
| 95 | WIFI_CF_POLL = (BIT(6) | BIT(5) | WIFI_DATA_TYPE), |
| 96 | WIFI_CF_ACKPOLL = (BIT(6) | BIT(5) | BIT(4) | WIFI_DATA_TYPE), |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 97 | }; |
| 98 | |
| 99 | enum WIFI_REASON_CODE { |
| 100 | _RSON_RESERVED_ = 0, |
| 101 | _RSON_UNSPECIFIED_ = 1, |
| 102 | _RSON_AUTH_NO_LONGER_VALID_ = 2, |
| 103 | _RSON_DEAUTH_STA_LEAVING_ = 3, |
| 104 | _RSON_INACTIVITY_ = 4, |
| 105 | _RSON_UNABLE_HANDLE_ = 5, |
| 106 | _RSON_CLS2_ = 6, |
| 107 | _RSON_CLS3_ = 7, |
| 108 | _RSON_DISAOC_STA_LEAVING_ = 8, |
| 109 | _RSON_ASOC_NOT_AUTH_ = 9, |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 110 | /* WPA reason */ |
| 111 | _RSON_INVALID_IE_ = 13, |
| 112 | _RSON_MIC_FAILURE_ = 14, |
| 113 | _RSON_4WAY_HNDSHK_TIMEOUT_ = 15, |
| 114 | _RSON_GROUP_KEY_UPDATE_TIMEOUT_ = 16, |
| 115 | _RSON_DIFF_IE_ = 17, |
| 116 | _RSON_MLTCST_CIPHER_NOT_VALID_ = 18, |
| 117 | _RSON_UNICST_CIPHER_NOT_VALID_ = 19, |
| 118 | _RSON_AKMP_NOT_VALID_ = 20, |
| 119 | _RSON_UNSUPPORT_RSNE_VER_ = 21, |
| 120 | _RSON_INVALID_RSNE_CAP_ = 22, |
| 121 | _RSON_IEEE_802DOT1X_AUTH_FAIL_ = 23, |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 122 | /* below are Realtek definitions */ |
| 123 | _RSON_PMK_NOT_AVAILABLE_ = 24, |
| 124 | }; |
| 125 | |
| 126 | enum WIFI_STATUS_CODE { |
| 127 | _STATS_SUCCESSFUL_ = 0, |
| 128 | _STATS_FAILURE_ = 1, |
| 129 | _STATS_CAP_FAIL_ = 10, |
| 130 | _STATS_NO_ASOC_ = 11, |
| 131 | _STATS_OTHER_ = 12, |
| 132 | _STATS_NO_SUPP_ALG_ = 13, |
| 133 | _STATS_OUT_OF_AUTH_SEQ_ = 14, |
| 134 | _STATS_CHALLENGE_FAIL_ = 15, |
| 135 | _STATS_AUTH_TIMEOUT_ = 16, |
| 136 | _STATS_UNABLE_HANDLE_STA_ = 17, |
| 137 | _STATS_RATE_FAIL_ = 18, |
| 138 | }; |
| 139 | |
| 140 | enum WIFI_REG_DOMAIN { |
| 141 | DOMAIN_FCC = 1, |
| 142 | DOMAIN_IC = 2, |
| 143 | DOMAIN_ETSI = 3, |
| 144 | DOMAIN_SPAIN = 4, |
| 145 | DOMAIN_FRANCE = 5, |
| 146 | DOMAIN_MKK = 6, |
| 147 | DOMAIN_ISRAEL = 7, |
| 148 | DOMAIN_MKK1 = 8, |
| 149 | DOMAIN_MKK2 = 9, |
| 150 | DOMAIN_MKK3 = 10, |
| 151 | DOMAIN_MAX |
| 152 | }; |
| 153 | |
| 154 | #define _TO_DS_ BIT(8) |
| 155 | #define _FROM_DS_ BIT(9) |
| 156 | #define _MORE_FRAG_ BIT(10) |
| 157 | #define _RETRY_ BIT(11) |
| 158 | #define _PWRMGT_ BIT(12) |
| 159 | #define _MORE_DATA_ BIT(13) |
| 160 | #define _PRIVACY_ BIT(14) |
| 161 | #define _ORDER_ BIT(15) |
| 162 | |
| 163 | #define SetToDs(pbuf) \ |
| 164 | do { \ |
| 165 | *(unsigned short *)(pbuf) |= cpu_to_le16(_TO_DS_); \ |
| 166 | } while (0) |
| 167 | |
| 168 | #define GetToDs(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 169 | le16_to_cpu(_TO_DS_)) != 0) |
| 170 | |
| 171 | #define ClearToDs(pbuf) \ |
| 172 | do { \ |
| 173 | *(unsigned short *)(pbuf) &= (~cpu_to_le16(_TO_DS_)); \ |
| 174 | } while (0) |
| 175 | |
| 176 | #define SetFrDs(pbuf) \ |
| 177 | do { \ |
| 178 | *(unsigned short *)(pbuf) |= cpu_to_le16(_FROM_DS_); \ |
| 179 | } while (0) |
| 180 | |
| 181 | #define GetFrDs(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 182 | le16_to_cpu(_FROM_DS_)) != 0) |
| 183 | |
| 184 | #define ClearFrDs(pbuf) \ |
| 185 | do { \ |
| 186 | *(unsigned short *)(pbuf) &= (~cpu_to_le16(_FROM_DS_)); \ |
| 187 | } while (0) |
| 188 | |
| 189 | #define get_tofr_ds(pframe) ((GetToDs(pframe) << 1) | GetFrDs(pframe)) |
| 190 | |
| 191 | |
| 192 | #define SetMFrag(pbuf) \ |
| 193 | do { \ |
| 194 | *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_FRAG_); \ |
| 195 | } while (0) |
| 196 | |
| 197 | #define GetMFrag(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 198 | le16_to_cpu(_MORE_FRAG_)) != 0) |
| 199 | |
| 200 | #define ClearMFrag(pbuf) \ |
| 201 | do { \ |
| 202 | *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_FRAG_)); \ |
| 203 | } while (0) |
| 204 | |
| 205 | #define SetRetry(pbuf) \ |
| 206 | do { \ |
| 207 | *(unsigned short *)(pbuf) |= cpu_to_le16(_RETRY_); \ |
| 208 | } while (0) |
| 209 | |
| 210 | #define GetRetry(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 211 | le16_to_cpu(_RETRY_)) != 0) |
| 212 | |
| 213 | #define ClearRetry(pbuf) \ |
| 214 | do { \ |
| 215 | *(unsigned short *)(pbuf) &= (~cpu_to_le16(_RETRY_)); \ |
| 216 | } while (0) |
| 217 | |
| 218 | #define SetPwrMgt(pbuf) \ |
| 219 | do { \ |
| 220 | *(unsigned short *)(pbuf) |= cpu_to_le16(_PWRMGT_); \ |
| 221 | } while (0) |
| 222 | |
| 223 | #define GetPwrMgt(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 224 | le16_to_cpu(_PWRMGT_)) != 0) |
| 225 | |
| 226 | #define ClearPwrMgt(pbuf) \ |
| 227 | do { \ |
| 228 | *(unsigned short *)(pbuf) &= (~cpu_to_le16(_PWRMGT_)); \ |
| 229 | } while (0) |
| 230 | |
| 231 | #define SetMData(pbuf) \ |
| 232 | do { \ |
| 233 | *(unsigned short *)(pbuf) |= cpu_to_le16(_MORE_DATA_); \ |
| 234 | } while (0) |
| 235 | |
| 236 | #define GetMData(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 237 | le16_to_cpu(_MORE_DATA_)) != 0) |
| 238 | |
| 239 | #define ClearMData(pbuf) \ |
| 240 | do { \ |
| 241 | *(unsigned short *)(pbuf) &= (~cpu_to_le16(_MORE_DATA_)); \ |
| 242 | } while (0) |
| 243 | |
| 244 | #define SetPrivacy(pbuf) \ |
| 245 | do { \ |
| 246 | *(unsigned short *)(pbuf) |= cpu_to_le16(_PRIVACY_); \ |
| 247 | } while (0) |
| 248 | |
| 249 | #define GetPrivacy(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 250 | le16_to_cpu(_PRIVACY_)) != 0) |
| 251 | |
| 252 | #define ClearPrivacy(pbuf) \ |
| 253 | do { \ |
| 254 | *(unsigned short *)(pbuf) &= (~cpu_to_le16(_PRIVACY_)); \ |
| 255 | } while (0) |
| 256 | |
| 257 | |
| 258 | #define GetOrder(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 259 | le16_to_cpu(_ORDER_)) != 0) |
| 260 | |
| 261 | #define GetFrameType(pbuf) (le16_to_cpu(*(unsigned short *)(pbuf)) & \ |
| 262 | (BIT(3) | BIT(2))) |
| 263 | |
| 264 | #define SetFrameType(pbuf, type) \ |
| 265 | do { \ |
| 266 | *(unsigned short *)(pbuf) &= __constant_cpu_to_le16(~(BIT(3) | \ |
| 267 | BIT(2))); \ |
| 268 | *(unsigned short *)(pbuf) |= __constant_cpu_to_le16(type); \ |
| 269 | } while (0) |
| 270 | |
| 271 | #define GetFrameSubType(pbuf) (cpu_to_le16(*(unsigned short *)(pbuf)) & \ |
| 272 | (BIT(7) | BIT(6) | BIT(5) | BIT(4) | BIT(3) | \ |
| 273 | BIT(2))) |
| 274 | |
| 275 | #define SetFrameSubType(pbuf, type) \ |
| 276 | do { \ |
| 277 | *(unsigned short *)(pbuf) &= cpu_to_le16(~(BIT(7) | BIT(6) | \ |
| 278 | BIT(5) | BIT(4) | BIT(3) | BIT(2))); \ |
| 279 | *(unsigned short *)(pbuf) |= cpu_to_le16(type); \ |
| 280 | } while (0) |
| 281 | |
| 282 | #define GetSequence(pbuf) (cpu_to_le16(*(unsigned short *)\ |
| 283 | ((addr_t)(pbuf) + 22)) >> 4) |
| 284 | |
| 285 | #define GetFragNum(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)\ |
| 286 | (pbuf) + 22)) & 0x0f) |
| 287 | |
| 288 | #define GetTupleCache(pbuf) (cpu_to_le16(*(unsigned short *)\ |
| 289 | ((addr_t)(pbuf) + 22))) |
| 290 | |
| 291 | #define SetFragNum(pbuf, num) \ |
| 292 | do { \ |
| 293 | *(unsigned short *)((addr_t)(pbuf) + 22) = \ |
| 294 | ((*(unsigned short *)((addr_t)(pbuf) + 22)) & \ |
| 295 | le16_to_cpu(~(0x000f))) | \ |
| 296 | cpu_to_le16(0x0f & (num)); \ |
| 297 | } while (0) |
| 298 | |
| 299 | #define SetSeqNum(pbuf, num) \ |
| 300 | do { \ |
| 301 | *(unsigned short *)((addr_t)(pbuf) + 22) = \ |
| 302 | ((*(unsigned short *)((addr_t)(pbuf) + 22)) & \ |
| 303 | le16_to_cpu((unsigned short)0x000f)) | \ |
| 304 | le16_to_cpu((unsigned short)(0xfff0 & (num << 4))); \ |
| 305 | } while (0) |
| 306 | |
| 307 | #define SetDuration(pbuf, dur) \ |
| 308 | do { \ |
| 309 | *(unsigned short *)((addr_t)(pbuf) + 2) |= \ |
| 310 | cpu_to_le16(0xffff & (dur)); \ |
| 311 | } while (0) |
| 312 | |
| 313 | #define SetPriority(pbuf, tid) \ |
| 314 | do { \ |
| 315 | *(unsigned short *)(pbuf) |= cpu_to_le16(tid & 0xf); \ |
| 316 | } while (0) |
| 317 | |
| 318 | #define GetPriority(pbuf) ((le16_to_cpu(*(unsigned short *)(pbuf))) & 0xf) |
| 319 | |
| 320 | #define SetAckpolicy(pbuf, ack) \ |
| 321 | do { \ |
| 322 | *(unsigned short *)(pbuf) |= cpu_to_le16((ack & 3) << 5); \ |
| 323 | } while (0) |
| 324 | |
| 325 | #define GetAckpolicy(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 5) & 0x3) |
| 326 | |
| 327 | #define GetAMsdu(pbuf) (((le16_to_cpu(*(unsigned short *)pbuf)) >> 7) & 0x1) |
| 328 | |
| 329 | #define SetAMsdu(pbuf, amsdu) \ |
| 330 | do { \ |
| 331 | *(unsigned short *)(pbuf) |= cpu_to_le16((amsdu & 1) << 7); \ |
| 332 | } while (0) |
| 333 | |
| 334 | #define GetAid(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + 2)) \ |
| 335 | & 0x3fff) |
| 336 | |
| 337 | #define GetTid(pbuf) (cpu_to_le16(*(unsigned short *)((addr_t)(pbuf) + \ |
| 338 | (((GetToDs(pbuf) << 1)|GetFrDs(pbuf)) == 3 ? \ |
| 339 | 30 : 24))) & 0x000f) |
| 340 | |
| 341 | #define GetAddr1Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 4)) |
| 342 | |
| 343 | #define GetAddr2Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 10)) |
| 344 | |
| 345 | #define GetAddr3Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 16)) |
| 346 | |
| 347 | #define GetAddr4Ptr(pbuf) ((unsigned char *)((addr_t)(pbuf) + 24)) |
| 348 | |
| 349 | |
| 350 | |
| 351 | static inline int IS_MCAST(unsigned char *da) |
| 352 | { |
| 353 | if ((*da) & 0x01) |
| 354 | return true; |
| 355 | else |
| 356 | return false; |
| 357 | } |
| 358 | |
| 359 | |
| 360 | static inline unsigned char *get_da(unsigned char *pframe) |
| 361 | { |
| 362 | unsigned char *da; |
| 363 | unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); |
| 364 | |
| 365 | switch (to_fr_ds) { |
| 366 | case 0x00: /* ToDs=0, FromDs=0 */ |
| 367 | da = GetAddr1Ptr(pframe); |
| 368 | break; |
| 369 | case 0x01: /* ToDs=0, FromDs=1 */ |
| 370 | da = GetAddr1Ptr(pframe); |
| 371 | break; |
| 372 | case 0x02: /* ToDs=1, FromDs=0 */ |
| 373 | da = GetAddr3Ptr(pframe); |
| 374 | break; |
| 375 | default: /* ToDs=1, FromDs=1 */ |
| 376 | da = GetAddr3Ptr(pframe); |
| 377 | break; |
| 378 | } |
| 379 | return da; |
| 380 | } |
| 381 | |
| 382 | |
| 383 | static inline unsigned char *get_sa(unsigned char *pframe) |
| 384 | { |
| 385 | unsigned char *sa; |
| 386 | unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); |
| 387 | |
| 388 | switch (to_fr_ds) { |
| 389 | case 0x00: /* ToDs=0, FromDs=0 */ |
| 390 | sa = GetAddr2Ptr(pframe); |
| 391 | break; |
| 392 | case 0x01: /* ToDs=0, FromDs=1 */ |
| 393 | sa = GetAddr3Ptr(pframe); |
| 394 | break; |
| 395 | case 0x02: /* ToDs=1, FromDs=0 */ |
| 396 | sa = GetAddr2Ptr(pframe); |
| 397 | break; |
| 398 | default: /* ToDs=1, FromDs=1 */ |
| 399 | sa = GetAddr4Ptr(pframe); |
| 400 | break; |
| 401 | } |
| 402 | |
| 403 | return sa; |
| 404 | } |
| 405 | |
| 406 | static inline unsigned char *get_hdr_bssid(unsigned char *pframe) |
| 407 | { |
| 408 | unsigned char *sa; |
| 409 | unsigned int to_fr_ds = (GetToDs(pframe) << 1) | GetFrDs(pframe); |
| 410 | |
| 411 | switch (to_fr_ds) { |
| 412 | case 0x00: /* ToDs=0, FromDs=0 */ |
| 413 | sa = GetAddr3Ptr(pframe); |
| 414 | break; |
| 415 | case 0x01: /* ToDs=0, FromDs=1 */ |
| 416 | sa = GetAddr2Ptr(pframe); |
| 417 | break; |
| 418 | case 0x02: /* ToDs=1, FromDs=0 */ |
| 419 | sa = GetAddr1Ptr(pframe); |
| 420 | break; |
| 421 | default: /* ToDs=1, FromDs=1 */ |
| 422 | sa = NULL; |
| 423 | break; |
| 424 | } |
| 425 | return sa; |
| 426 | } |
| 427 | |
| 428 | |
| 429 | |
| 430 | /*----------------------------------------------------------------------------- |
| 431 | Below is for the security related definition |
| 432 | ------------------------------------------------------------------------------*/ |
| 433 | #define _RESERVED_FRAME_TYPE_ 0 |
| 434 | #define _SKB_FRAME_TYPE_ 2 |
| 435 | #define _PRE_ALLOCMEM_ 1 |
| 436 | #define _PRE_ALLOCHDR_ 3 |
| 437 | #define _PRE_ALLOCLLCHDR_ 4 |
| 438 | #define _PRE_ALLOCICVHDR_ 5 |
| 439 | #define _PRE_ALLOCMICHDR_ 6 |
| 440 | |
| 441 | #define _SIFSTIME_ ((priv->pmib->BssType.net_work_type & \ |
| 442 | WIRELESS_11A) ? 16 : 10) |
| 443 | #define _ACKCTSLNG_ 14 /*14 bytes long, including crclng */ |
| 444 | #define _CRCLNG_ 4 |
| 445 | |
| 446 | #define _ASOCREQ_IE_OFFSET_ 4 /* excluding wlan_hdr */ |
| 447 | #define _ASOCRSP_IE_OFFSET_ 6 |
| 448 | #define _REASOCREQ_IE_OFFSET_ 10 |
| 449 | #define _REASOCRSP_IE_OFFSET_ 6 |
| 450 | #define _PROBEREQ_IE_OFFSET_ 0 |
| 451 | #define _PROBERSP_IE_OFFSET_ 12 |
| 452 | #define _AUTH_IE_OFFSET_ 6 |
| 453 | #define _DEAUTH_IE_OFFSET_ 0 |
| 454 | #define _BEACON_IE_OFFSET_ 12 |
| 455 | |
| 456 | #define _FIXED_IE_LENGTH_ _BEACON_IE_OFFSET_ |
| 457 | |
| 458 | #define _SSID_IE_ 0 |
| 459 | #define _SUPPORTEDRATES_IE_ 1 |
| 460 | #define _DSSET_IE_ 3 |
| 461 | #define _TIM_IE_ 5 |
| 462 | #define _IBSS_PARA_IE_ 6 |
| 463 | #define _CHLGETXT_IE_ 16 |
| 464 | #define _RSN_IE_2_ 48` |
| 465 | #define _SSN_IE_1_ 221 |
| 466 | #define _ERPINFO_IE_ 42 |
| 467 | #define _EXT_SUPPORTEDRATES_IE_ 50 |
| 468 | |
| 469 | #define _HT_CAPABILITY_IE_ 45 |
| 470 | #define _HT_EXTRA_INFO_IE_ 61 |
| 471 | #define _HT_ADD_INFO_IE_ 61 /* _HT_EXTRA_INFO_IE_ */ |
| 472 | |
| 473 | #define _VENDOR_SPECIFIC_IE_ 221 |
| 474 | |
| 475 | #define _RESERVED47_ 47 |
| 476 | |
| 477 | |
| 478 | /* --------------------------------------------------------------------------- |
| 479 | Below is the fixed elements... |
| 480 | -----------------------------------------------------------------------------*/ |
| 481 | #define _AUTH_ALGM_NUM_ 2 |
| 482 | #define _AUTH_SEQ_NUM_ 2 |
| 483 | #define _BEACON_ITERVAL_ 2 |
| 484 | #define _CAPABILITY_ 2 |
| 485 | #define _CURRENT_APADDR_ 6 |
| 486 | #define _LISTEN_INTERVAL_ 2 |
| 487 | #define _RSON_CODE_ 2 |
| 488 | #define _ASOC_ID_ 2 |
| 489 | #define _STATUS_CODE_ 2 |
| 490 | #define _TIMESTAMP_ 8 |
| 491 | |
| 492 | #define AUTH_ODD_TO 0 |
| 493 | #define AUTH_EVEN_TO 1 |
| 494 | |
| 495 | #define WLAN_ETHCONV_ENCAP 1 |
| 496 | #define WLAN_ETHCONV_RFC1042 2 |
| 497 | #define WLAN_ETHCONV_8021h 3 |
| 498 | |
| 499 | #define cap_ESS BIT(0) |
| 500 | #define cap_IBSS BIT(1) |
| 501 | #define cap_CFPollable BIT(2) |
| 502 | #define cap_CFRequest BIT(3) |
| 503 | #define cap_Privacy BIT(4) |
| 504 | #define cap_ShortPremble BIT(5) |
| 505 | |
| 506 | /*----------------------------------------------------------------------------- |
| 507 | Below is the definition for 802.11i / 802.1x |
| 508 | ------------------------------------------------------------------------------*/ |
| 509 | #define _IEEE8021X_MGT_ 1 /*WPA */ |
| 510 | #define _IEEE8021X_PSK_ 2 /* WPA with pre-shared key */ |
| 511 | |
| 512 | /*----------------------------------------------------------------------------- |
| 513 | Below is the definition for WMM |
| 514 | ------------------------------------------------------------------------------*/ |
| 515 | #define _WMM_IE_Length_ 7 /* for WMM STA */ |
| 516 | #define _WMM_Para_Element_Length_ 24 |
| 517 | |
| 518 | |
| 519 | /*----------------------------------------------------------------------------- |
| 520 | Below is the definition for 802.11n |
| 521 | ------------------------------------------------------------------------------*/ |
| 522 | |
| 523 | /* block-ack parameters */ |
| 524 | #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 |
| 525 | #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C |
| 526 | #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0 |
| 527 | #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 |
| 528 | #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 |
| 529 | |
| 530 | #define SetOrderBit(pbuf) \ |
| 531 | do { \ |
| 532 | *(unsigned short *)(pbuf) |= cpu_to_le16(_ORDER_); \ |
| 533 | } while (0) |
| 534 | |
| 535 | #define GetOrderBit(pbuf) (((*(unsigned short *)(pbuf)) & \ |
| 536 | le16_to_cpu(_ORDER_)) != 0) |
| 537 | |
| 538 | |
| 539 | /** |
| 540 | * struct ieee80211_bar - HT Block Ack Request |
| 541 | * |
| 542 | * This structure refers to "HT BlockAckReq" as |
| 543 | * described in 802.11n draft section 7.2.1.7.1 |
| 544 | */ |
| 545 | struct ieee80211_bar { |
| 546 | unsigned short frame_control; |
| 547 | unsigned short duration; |
| 548 | unsigned char ra[6]; |
| 549 | unsigned char ta[6]; |
| 550 | unsigned short control; |
| 551 | unsigned short start_seq_num; |
Michael Fiedler | 4087836 | 2011-06-20 16:34:27 +0200 | [diff] [blame] | 552 | } __packed; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 553 | |
| 554 | /* 802.11 BAR control masks */ |
| 555 | #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 |
| 556 | #define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004 |
| 557 | |
| 558 | |
| 559 | /** |
| 560 | * struct ieee80211_ht_cap - HT capabilities |
| 561 | * |
| 562 | * This structure refers to "HT capabilities element" as |
| 563 | * described in 802.11n draft section 7.3.2.52 |
| 564 | */ |
| 565 | |
| 566 | struct ieee80211_ht_cap { |
| 567 | unsigned short cap_info; |
| 568 | unsigned char ampdu_params_info; |
| 569 | unsigned char supp_mcs_set[16]; |
| 570 | unsigned short extended_ht_cap_info; |
| 571 | unsigned int tx_BF_cap_info; |
| 572 | unsigned char antenna_selection_info; |
Michael Fiedler | 4087836 | 2011-06-20 16:34:27 +0200 | [diff] [blame] | 573 | } __packed; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 574 | |
| 575 | /** |
| 576 | * struct ieee80211_ht_cap - HT additional information |
| 577 | * |
| 578 | * This structure refers to "HT information element" as |
| 579 | * described in 802.11n draft section 7.3.2.53 |
| 580 | */ |
| 581 | struct ieee80211_ht_addt_info { |
| 582 | unsigned char control_chan; |
| 583 | unsigned char ht_param; |
| 584 | unsigned short operation_mode; |
| 585 | unsigned short stbc_param; |
| 586 | unsigned char basic_set[16]; |
Michael Fiedler | 4087836 | 2011-06-20 16:34:27 +0200 | [diff] [blame] | 587 | } __packed; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 588 | |
| 589 | /* 802.11n HT capabilities masks */ |
| 590 | #define IEEE80211_HT_CAP_SUP_WIDTH 0x0002 |
| 591 | #define IEEE80211_HT_CAP_SM_PS 0x000C |
| 592 | #define IEEE80211_HT_CAP_GRN_FLD 0x0010 |
| 593 | #define IEEE80211_HT_CAP_SGI_20 0x0020 |
| 594 | #define IEEE80211_HT_CAP_SGI_40 0x0040 |
| 595 | #define IEEE80211_HT_CAP_TX_STBC 0x0080 |
| 596 | #define IEEE80211_HT_CAP_DELAY_BA 0x0400 |
| 597 | #define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 |
| 598 | #define IEEE80211_HT_CAP_DSSSCCK40 0x1000 |
| 599 | /* 802.11n HT capability AMPDU settings */ |
| 600 | #define IEEE80211_HT_CAP_AMPDU_FACTOR 0x03 |
| 601 | #define IEEE80211_HT_CAP_AMPDU_DENSITY 0x1C |
| 602 | /* 802.11n HT capability MSC set */ |
| 603 | #define IEEE80211_SUPP_MCS_SET_UEQM 4 |
| 604 | #define IEEE80211_HT_CAP_MAX_STREAMS 4 |
| 605 | #define IEEE80211_SUPP_MCS_SET_LEN 10 |
| 606 | /* maximum streams the spec allows */ |
| 607 | #define IEEE80211_HT_CAP_MCS_TX_DEFINED 0x01 |
| 608 | #define IEEE80211_HT_CAP_MCS_TX_RX_DIFF 0x02 |
| 609 | #define IEEE80211_HT_CAP_MCS_TX_STREAMS 0x0C |
| 610 | #define IEEE80211_HT_CAP_MCS_TX_UEQM 0x10 |
| 611 | /* 802.11n HT IE masks */ |
| 612 | #define IEEE80211_HT_IE_CHA_SEC_OFFSET 0x03 |
| 613 | #define IEEE80211_HT_IE_CHA_SEC_NONE 0x00 |
| 614 | #define IEEE80211_HT_IE_CHA_SEC_ABOVE 0x01 |
| 615 | #define IEEE80211_HT_IE_CHA_SEC_BELOW 0x03 |
| 616 | #define IEEE80211_HT_IE_CHA_WIDTH 0x04 |
| 617 | #define IEEE80211_HT_IE_HT_PROTECTION 0x0003 |
| 618 | #define IEEE80211_HT_IE_NON_GF_STA_PRSNT 0x0004 |
| 619 | #define IEEE80211_HT_IE_NON_HT_STA_PRSNT 0x0010 |
| 620 | |
| 621 | /* block-ack parameters */ |
| 622 | #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 |
| 623 | #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C |
| 624 | #define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0 |
| 625 | #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 |
| 626 | #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 |
| 627 | |
| 628 | /* |
| 629 | * A-PMDU buffer sizes |
| 630 | * According to IEEE802.11n spec size varies from 8K to 64K (in powers of 2) |
| 631 | */ |
| 632 | #define IEEE80211_MIN_AMPDU_BUF 0x8 |
| 633 | #define IEEE80211_MAX_AMPDU_BUF 0x40 |
| 634 | |
| 635 | |
| 636 | /* Spatial Multiplexing Power Save Modes */ |
| 637 | #define WLAN_HT_CAP_SM_PS_STATIC 0 |
| 638 | #define WLAN_HT_CAP_SM_PS_DYNAMIC 1 |
| 639 | #define WLAN_HT_CAP_SM_PS_INVALID 2 |
| 640 | #define WLAN_HT_CAP_SM_PS_DISABLED 3 |
| 641 | |
| 642 | #endif /* _WIFI_H_ */ |
| 643 | |