1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 #ifndef __IEEE80211_H 8 #define __IEEE80211_H 9 10 #include <osdep_service.h> 11 #include <drv_types.h> 12 #include "wifi.h" 13 #include <linux/wireless.h> 14 15 #ifdef CONFIG_88EU_AP_MODE 16 17 #define RTL_IOCTL_HOSTAPD (SIOCIWFIRSTPRIV + 28) 18 19 /* RTL871X_IOCTL_HOSTAPD ioctl() cmd: */ 20 enum { 21 RTL871X_HOSTAPD_FLUSH = 1, 22 RTL871X_HOSTAPD_ADD_STA = 2, 23 RTL871X_HOSTAPD_REMOVE_STA = 3, 24 RTL871X_HOSTAPD_GET_INFO_STA = 4, 25 /* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */ 26 RTL871X_HOSTAPD_GET_WPAIE_STA = 5, 27 RTL871X_SET_ENCRYPTION = 6, 28 RTL871X_GET_ENCRYPTION = 7, 29 RTL871X_HOSTAPD_SET_FLAGS_STA = 8, 30 RTL871X_HOSTAPD_GET_RID = 9, 31 RTL871X_HOSTAPD_SET_RID = 10, 32 RTL871X_HOSTAPD_SET_ASSOC_AP_ADDR = 11, 33 RTL871X_HOSTAPD_SET_GENERIC_ELEMENT = 12, 34 RTL871X_HOSTAPD_MLME = 13, 35 RTL871X_HOSTAPD_SCAN_REQ = 14, 36 RTL871X_HOSTAPD_STA_CLEAR_STATS = 15, 37 RTL871X_HOSTAPD_SET_BEACON = 16, 38 RTL871X_HOSTAPD_SET_WPS_BEACON = 17, 39 RTL871X_HOSTAPD_SET_WPS_PROBE_RESP = 18, 40 RTL871X_HOSTAPD_SET_WPS_ASSOC_RESP = 19, 41 RTL871X_HOSTAPD_SET_HIDDEN_SSID = 20, 42 RTL871X_HOSTAPD_SET_MACADDR_ACL = 21, 43 RTL871X_HOSTAPD_ACL_ADD_STA = 22, 44 RTL871X_HOSTAPD_ACL_REMOVE_STA = 23, 45 }; 46 47 /* STA flags */ 48 #define WLAN_STA_AUTH BIT(0) 49 #define WLAN_STA_ASSOC BIT(1) 50 #define WLAN_STA_PS BIT(2) 51 #define WLAN_STA_TIM BIT(3) 52 #define WLAN_STA_PERM BIT(4) 53 #define WLAN_STA_AUTHORIZED BIT(5) 54 #define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */ 55 #define WLAN_STA_SHORT_PREAMBLE BIT(7) 56 #define WLAN_STA_PREAUTH BIT(8) 57 #define WLAN_STA_WME BIT(9) 58 #define WLAN_STA_MFP BIT(10) 59 #define WLAN_STA_HT BIT(11) 60 #define WLAN_STA_WPS BIT(12) 61 #define WLAN_STA_MAYBE_WPS BIT(13) 62 #define WLAN_STA_NONERP BIT(31) 63 64 #endif 65 66 #define IEEE_CMD_SET_WPA_PARAM 1 67 #define IEEE_CMD_SET_WPA_IE 2 68 #define IEEE_CMD_SET_ENCRYPTION 3 69 #define IEEE_CMD_MLME 4 70 71 #define IEEE_PARAM_WPA_ENABLED 1 72 #define IEEE_PARAM_TKIP_COUNTERMEASURES 2 73 #define IEEE_PARAM_DROP_UNENCRYPTED 3 74 #define IEEE_PARAM_PRIVACY_INVOKED 4 75 #define IEEE_PARAM_AUTH_ALGS 5 76 #define IEEE_PARAM_IEEE_802_1X 6 77 #define IEEE_PARAM_WPAX_SELECT 7 78 79 #define AUTH_ALG_OPEN_SYSTEM 0x1 80 #define AUTH_ALG_SHARED_KEY 0x2 81 #define AUTH_ALG_LEAP 0x00000004 82 83 #define IEEE_MLME_STA_DEAUTH 1 84 #define IEEE_MLME_STA_DISASSOC 2 85 86 #define IEEE_CRYPT_ERR_UNKNOWN_ALG 2 87 #define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3 88 #define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4 89 #define IEEE_CRYPT_ERR_KEY_SET_FAILED 5 90 #define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6 91 #define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7 92 93 94 #define IEEE_CRYPT_ALG_NAME_LEN 16 95 96 #define WPA_CIPHER_NONE BIT(0) 97 #define WPA_CIPHER_WEP40 BIT(1) 98 #define WPA_CIPHER_WEP104 BIT(2) 99 #define WPA_CIPHER_TKIP BIT(3) 100 #define WPA_CIPHER_CCMP BIT(4) 101 102 103 104 #define WPA_SELECTOR_LEN 4 105 extern u8 RTW_WPA_OUI_TYPE[]; 106 extern u8 WPA_AUTH_KEY_MGMT_NONE[]; 107 extern u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[]; 108 extern u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[]; 109 extern u8 WPA_CIPHER_SUITE_NONE[]; 110 extern u8 WPA_CIPHER_SUITE_WEP40[]; 111 extern u8 WPA_CIPHER_SUITE_TKIP[]; 112 extern u8 WPA_CIPHER_SUITE_WRAP[]; 113 extern u8 WPA_CIPHER_SUITE_CCMP[]; 114 extern u8 WPA_CIPHER_SUITE_WEP104[]; 115 116 117 #define RSN_HEADER_LEN 4 118 #define RSN_SELECTOR_LEN 4 119 120 extern u16 RSN_VERSION_BSD; 121 extern u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X[]; 122 extern u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X[]; 123 extern u8 RSN_CIPHER_SUITE_NONE[]; 124 extern u8 RSN_CIPHER_SUITE_WEP40[]; 125 extern u8 RSN_CIPHER_SUITE_TKIP[]; 126 extern u8 RSN_CIPHER_SUITE_WRAP[]; 127 extern u8 RSN_CIPHER_SUITE_CCMP[]; 128 extern u8 RSN_CIPHER_SUITE_WEP104[]; 129 130 enum ratr_table_mode { 131 RATR_INX_WIRELESS_NGB = 0, /* BGN 40 Mhz 2SS 1SS */ 132 RATR_INX_WIRELESS_NG = 1, /* GN or N */ 133 RATR_INX_WIRELESS_NB = 2, /* BGN 20 Mhz 2SS 1SS or BN */ 134 RATR_INX_WIRELESS_N = 3, 135 RATR_INX_WIRELESS_GB = 4, 136 RATR_INX_WIRELESS_G = 5, 137 RATR_INX_WIRELESS_B = 6, 138 RATR_INX_WIRELESS_MC = 7, 139 RATR_INX_WIRELESS_AC_N = 8, 140 }; 141 142 enum NETWORK_TYPE { 143 WIRELESS_INVALID = 0, 144 /* Sub-Element */ 145 WIRELESS_11B = BIT(0), /* tx:cck only, rx:cck only, hw: cck */ 146 WIRELESS_11G = BIT(1), /* tx:ofdm only, rx:ofdm & cck, hw:cck & ofdm*/ 147 WIRELESS_11A = BIT(2), /* tx:ofdm only, rx: ofdm only, hw:ofdm only */ 148 WIRELESS_11_24N = BIT(3), /* tx:MCS only, rx:MCS & cck, hw:MCS & cck */ 149 WIRELESS_11_5N = BIT(4), /* tx:MCS only, rx:MCS & ofdm, hw:ofdm only */ 150 WIRELESS_AC = BIT(6), 151 152 /* Combination */ 153 /* tx: cck & ofdm, rx: cck & ofdm & MCS, hw: cck & ofdm */ 154 WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G), 155 /* tx: ofdm & MCS, rx: ofdm & cck & MCS, hw: cck & ofdm */ 156 WIRELESS_11G_24N = (WIRELESS_11G | WIRELESS_11_24N), 157 /* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */ 158 WIRELESS_11A_5N = (WIRELESS_11A | WIRELESS_11_5N), 159 /* tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */ 160 WIRELESS_11BG_24N = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N), 161 /* tx: ofdm & MCS, rx: ofdm & MCS, hw: ofdm only */ 162 WIRELESS_11AGN = (WIRELESS_11A | WIRELESS_11G | WIRELESS_11_24N | 163 WIRELESS_11_5N), 164 WIRELESS_11ABGN = (WIRELESS_11A | WIRELESS_11B | WIRELESS_11G | 165 WIRELESS_11_24N | WIRELESS_11_5N), 166 }; 167 168 #define SUPPORTED_24G_NETTYPE_MSK \ 169 (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N) 170 #define SUPPORTED_5G_NETTYPE_MSK \ 171 (WIRELESS_11A | WIRELESS_11_5N) 172 173 #define IsSupported24G(NetType) \ 174 ((NetType) & SUPPORTED_24G_NETTYPE_MSK ? true : false) 175 #define IsSupported5G(NetType) \ 176 ((NetType) & SUPPORTED_5G_NETTYPE_MSK ? true : false) 177 178 #define IsEnableHWCCK(NetType) \ 179 IsSupported24G(NetType) 180 #define IsEnableHWOFDM(NetType) \ 181 ((NetType) & (WIRELESS_11G | WIRELESS_11_24N | \ 182 SUPPORTED_5G_NETTYPE_MSK) ? true : false) 183 184 #define IsSupportedRxCCK(NetType) IsEnableHWCCK(NetType) 185 #define IsSupportedRxOFDM(NetType) IsEnableHWOFDM(NetType) 186 #define IsSupportedRxMCS(NetType) IsEnableHWOFDM(NetType) 187 188 #define IsSupportedTxCCK(NetType) \ 189 ((NetType) & (WIRELESS_11B) ? true : false) 190 #define IsSupportedTxOFDM(NetType) \ 191 ((NetType) & (WIRELESS_11G | WIRELESS_11A) ? true : false) 192 #define IsSupportedTxMCS(NetType) \ 193 ((NetType) & (WIRELESS_11_24N | WIRELESS_11_5N) ? true : false) 194 195 196 struct ieee_param { 197 u32 cmd; 198 u8 sta_addr[ETH_ALEN]; 199 union { 200 struct { 201 u8 name; 202 u32 value; 203 } wpa_param; 204 struct { 205 u32 len; 206 u8 reserved[32]; 207 u8 data[0]; 208 } wpa_ie; 209 struct { 210 int command; 211 int reason_code; 212 } mlme; 213 struct { 214 u8 alg[IEEE_CRYPT_ALG_NAME_LEN]; 215 u8 set_tx; 216 u32 err; 217 u8 idx; 218 u8 seq[8]; /* sequence counter (set: RX, get: TX) */ 219 u16 key_len; 220 u8 key[0]; 221 } crypt; 222 #ifdef CONFIG_88EU_AP_MODE 223 struct { 224 u16 aid; 225 u16 capability; 226 int flags; 227 u8 tx_supp_rates[16]; 228 struct ieee80211_ht_cap ht_cap; 229 } add_sta; 230 struct { 231 u8 reserved[2];/* for set max_num_sta */ 232 u8 buf[0]; 233 } bcn_ie; 234 #endif 235 236 } u; 237 }; 238 239 #ifdef CONFIG_88EU_AP_MODE 240 struct ieee_param_ex { 241 u32 cmd; 242 u8 sta_addr[ETH_ALEN]; 243 u8 data[0]; 244 }; 245 246 struct sta_data { 247 u16 aid; 248 u16 capability; 249 int flags; 250 u32 sta_set; 251 u8 tx_supp_rates[16]; 252 u32 tx_supp_rates_len; 253 struct ieee80211_ht_cap ht_cap; 254 u64 rx_pkts; 255 u64 rx_bytes; 256 u64 rx_drops; 257 u64 tx_pkts; 258 u64 tx_bytes; 259 u64 tx_drops; 260 }; 261 #endif 262 263 #define IEEE80211_DATA_LEN 2304 264 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section 265 * 6.2.1.1.2. 266 267 * The figure in section 7.1.2 suggests a body size of up to 2312 268 * bytes is allowed, which is a bit confusing, I suspect this 269 * represents the 2304 bytes of real data, plus a possible 8 bytes of 270 * WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) 271 */ 272 273 274 #define IEEE80211_HLEN 30 275 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) 276 277 278 /* this is stolen from ipw2200 driver */ 279 #define IEEE_IBSS_MAC_HASH_SIZE 31 280 281 enum eap_type { 282 EAP_PACKET = 0, 283 EAPOL_START, 284 EAPOL_LOGOFF, 285 EAPOL_KEY, 286 EAPOL_ENCAP_ASF_ALERT 287 }; 288 289 #define IEEE80211_3ADDR_LEN 24 290 #define IEEE80211_4ADDR_LEN 30 291 #define IEEE80211_FCS_LEN 4 292 293 #define MIN_FRAG_THRESHOLD 256U 294 #define MAX_FRAG_THRESHOLD 2346U 295 296 /* sequence control field */ 297 #define RTW_IEEE80211_SCTL_FRAG 0x000F 298 #define RTW_IEEE80211_SCTL_SEQ 0xFFF0 299 300 301 #define RTW_ERP_INFO_NON_ERP_PRESENT BIT(0) 302 #define RTW_ERP_INFO_USE_PROTECTION BIT(1) 303 #define RTW_ERP_INFO_BARKER_PREAMBLE_MODE BIT(2) 304 305 /* QoS, QOS */ 306 #define NORMAL_ACK 0 307 #define NO_ACK 1 308 #define NON_EXPLICIT_ACK 2 309 #define BLOCK_ACK 3 310 311 #ifndef ETH_P_PAE 312 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ 313 #endif /* ETH_P_PAE */ 314 315 #define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */ 316 317 #define ETH_P_ECONET 0x0018 318 319 #ifndef ETH_P_80211_RAW 320 #define ETH_P_80211_RAW (ETH_P_ECONET + 1) 321 #endif 322 323 /* IEEE 802.11 defines */ 324 325 #define P80211_OUI_LEN 3 326 327 struct ieee80211_snap_hdr { 328 u8 dsap; /* always 0xAA */ 329 u8 ssap; /* always 0xAA */ 330 u8 ctrl; /* always 0x03 */ 331 u8 oui[P80211_OUI_LEN]; /* organizational universal id */ 332 } __packed; 333 334 #define SNAP_SIZE sizeof(struct ieee80211_snap_hdr) 335 336 #define WLAN_QC_GET_TID(qc) ((qc) & 0x0f) 337 338 #define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTW_IEEE80211_SCTL_FRAG) 339 #define WLAN_GET_SEQ_SEQ(seq) ((seq) & RTW_IEEE80211_SCTL_SEQ) 340 341 /* Non standard? Not in <linux/ieee80211.h> */ 342 #define WLAN_REASON_EXPIRATION_CHK 65535 343 344 #define IEEE80211_MGMT_HDR_LEN 24 345 #define IEEE80211_DATA_HDR3_LEN 24 346 #define IEEE80211_DATA_HDR4_LEN 30 347 348 #define IEEE80211_CCK_MODULATION BIT(0) 349 #define IEEE80211_OFDM_MODULATION BIT(1) 350 351 #define IEEE80211_24GHZ_BAND BIT(0) 352 #define IEEE80211_52GHZ_BAND BIT(1) 353 354 #define IEEE80211_CCK_RATE_LEN 4 355 #define IEEE80211_NUM_OFDM_RATESLEN 8 356 357 358 #define IEEE80211_CCK_RATE_1MB 0x02 359 #define IEEE80211_CCK_RATE_2MB 0x04 360 #define IEEE80211_CCK_RATE_5MB 0x0B 361 #define IEEE80211_CCK_RATE_11MB 0x16 362 #define IEEE80211_OFDM_RATE_LEN 8 363 #define IEEE80211_OFDM_RATE_6MB 0x0C 364 #define IEEE80211_OFDM_RATE_9MB 0x12 365 #define IEEE80211_OFDM_RATE_12MB 0x18 366 #define IEEE80211_OFDM_RATE_18MB 0x24 367 #define IEEE80211_OFDM_RATE_24MB 0x30 368 #define IEEE80211_OFDM_RATE_36MB 0x48 369 #define IEEE80211_OFDM_RATE_48MB 0x60 370 #define IEEE80211_OFDM_RATE_54MB 0x6C 371 #define IEEE80211_BASIC_RATE_MASK 0x80 372 373 #define IEEE80211_CCK_RATE_1MB_MASK BIT(0) 374 #define IEEE80211_CCK_RATE_2MB_MASK BIT(1) 375 #define IEEE80211_CCK_RATE_5MB_MASK BIT(2) 376 #define IEEE80211_CCK_RATE_11MB_MASK BIT(3) 377 #define IEEE80211_OFDM_RATE_6MB_MASK BIT(4) 378 #define IEEE80211_OFDM_RATE_9MB_MASK BIT(5) 379 #define IEEE80211_OFDM_RATE_12MB_MASK BIT(6) 380 #define IEEE80211_OFDM_RATE_18MB_MASK BIT(7) 381 #define IEEE80211_OFDM_RATE_24MB_MASK BIT(8) 382 #define IEEE80211_OFDM_RATE_36MB_MASK BIT(9) 383 #define IEEE80211_OFDM_RATE_48MB_MASK BIT(10) 384 #define IEEE80211_OFDM_RATE_54MB_MASK BIT(11) 385 386 #define IEEE80211_CCK_RATES_MASK 0x0000000F 387 #define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \ 388 IEEE80211_CCK_RATE_2MB_MASK) 389 #define IEEE80211_CCK_DEFAULT_RATES_MASK \ 390 (IEEE80211_CCK_BASIC_RATES_MASK | \ 391 IEEE80211_CCK_RATE_5MB_MASK | \ 392 IEEE80211_CCK_RATE_11MB_MASK) 393 394 #define IEEE80211_OFDM_RATES_MASK 0x00000FF0 395 #define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \ 396 IEEE80211_OFDM_RATE_12MB_MASK | \ 397 IEEE80211_OFDM_RATE_24MB_MASK) 398 #define IEEE80211_OFDM_DEFAULT_RATES_MASK \ 399 (IEEE80211_OFDM_BASIC_RATES_MASK | \ 400 IEEE80211_OFDM_RATE_9MB_MASK | \ 401 IEEE80211_OFDM_RATE_18MB_MASK | \ 402 IEEE80211_OFDM_RATE_36MB_MASK | \ 403 IEEE80211_OFDM_RATE_48MB_MASK | \ 404 IEEE80211_OFDM_RATE_54MB_MASK) 405 406 #define IEEE80211_NUM_OFDM_RATES 8 407 #define IEEE80211_NUM_CCK_RATES 4 408 #define IEEE80211_OFDM_SHIFT_MASK_A 4 409 410 /* IEEE 802.11 requires that STA supports concurrent reception of at least 411 * three fragmented frames. This define can be increased to support more 412 * concurrent frames, but it should be noted that each entry can consume about 413 * 2 kB of RAM and increasing cache size will slow down frame reassembly. 414 */ 415 #define IEEE80211_FRAG_CACHE_LEN 4 416 417 #define SEC_KEY_1 BIT(0) 418 #define SEC_KEY_2 BIT(1) 419 #define SEC_KEY_3 BIT(2) 420 #define SEC_KEY_4 BIT(3) 421 #define SEC_ACTIVE_KEY BIT(4) 422 #define SEC_AUTH_MODE BIT(5) 423 #define SEC_UNICAST_GROUP BIT(6) 424 #define SEC_LEVEL BIT(7) 425 #define SEC_ENABLED BIT(8) 426 427 #define SEC_LEVEL_0 0 /* None */ 428 #define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */ 429 #define SEC_LEVEL_2 2 /* Level 1 + TKIP */ 430 #define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */ 431 #define SEC_LEVEL_3 4 /* Level 2 + CCMP */ 432 433 #define WEP_KEYS 4 434 #define WEP_KEY_LEN 13 435 436 /* SWEEP TABLE ENTRIES NUMBER*/ 437 #define MAX_SWEEP_TAB_ENTRIES 42 438 #define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7 439 /* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs 440 * only use 8, and then use extended rates for the remaining supported 441 * rates. Other APs, however, stick all of their supported rates on the 442 * main rates information element... 443 */ 444 #define MAX_RATES_LENGTH ((u8)12) 445 #define MAX_RATES_EX_LENGTH ((u8)16) 446 #define MAX_NETWORK_COUNT 128 447 #define MAX_CHANNEL_NUMBER 161 448 #define IEEE80211_SOFTMAC_SCAN_TIME 400 449 /* HZ / 2) */ 450 #define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2) 451 452 #define CRC_LENGTH 4U 453 454 #define MAX_WPA_IE_LEN (256) 455 #define MAX_WPS_IE_LEN (512) 456 #define MAX_P2P_IE_LEN (256) 457 #define MAX_WFD_IE_LEN (128) 458 459 #define NETWORK_EMPTY_ESSID BIT(0) 460 #define NETWORK_HAS_OFDM BIT(1) 461 #define NETWORK_HAS_CCK BIT(2) 462 463 #define IW_ESSID_MAX_SIZE 32 464 /* 465 * join_res: 466 * -1: authentication fail 467 * -2: association fail 468 * > 0: TID 469 */ 470 471 enum ieee80211_state { 472 /* the card is not linked at all */ 473 IEEE80211_NOLINK = 0, 474 475 /* IEEE80211_ASSOCIATING* are for BSS client mode 476 * the driver shall not perform RX filtering unless 477 * the state is LINKED. 478 * The driver shall just check for the state LINKED and 479 * defaults to NOLINK for ALL the other states (including 480 * LINKED_SCANNING) 481 */ 482 483 /* the association procedure will start (wq scheduling)*/ 484 IEEE80211_ASSOCIATING, 485 IEEE80211_ASSOCIATING_RETRY, 486 487 /* the association procedure is sending AUTH request*/ 488 IEEE80211_ASSOCIATING_AUTHENTICATING, 489 490 /* the association procedure has successfully authentcated 491 * and is sending association request 492 */ 493 IEEE80211_ASSOCIATING_AUTHENTICATED, 494 495 /* the link is ok. the card associated to a BSS or linked 496 * to a ibss cell or acting as an AP and creating the bss 497 */ 498 IEEE80211_LINKED, 499 500 /* same as LINKED, but the driver shall apply RX filter 501 * rules as we are in NO_LINK mode. As the card is still 502 * logically linked, but it is doing a syncro site survey 503 * then it will be back to LINKED state. 504 */ 505 IEEE80211_LINKED_SCANNING, 506 507 }; 508 509 #define DEFAULT_MAX_SCAN_AGE (15 * HZ) 510 #define DEFAULT_FTS 2346 511 512 #define CFG_IEEE80211_RESERVE_FCS BIT(0) 513 #define CFG_IEEE80211_COMPUTE_FCS BIT(1) 514 515 #define MAXTID 16 516 517 #define IEEE_A BIT(0) 518 #define IEEE_B BIT(1) 519 #define IEEE_G BIT(2) 520 #define IEEE_MODE_MASK (IEEE_A | IEEE_B | IEEE_G) 521 522 /* Action category code */ 523 enum rtw_ieee80211_category { 524 RTW_WLAN_CATEGORY_SPECTRUM_MGMT = 0, 525 RTW_WLAN_CATEGORY_QOS = 1, 526 RTW_WLAN_CATEGORY_DLS = 2, 527 RTW_WLAN_CATEGORY_BACK = 3, 528 RTW_WLAN_CATEGORY_PUBLIC = 4, /* IEEE 802.11 public action frames */ 529 RTW_WLAN_CATEGORY_RADIO_MEASUREMENT = 5, 530 RTW_WLAN_CATEGORY_FT = 6, 531 RTW_WLAN_CATEGORY_HT = 7, 532 RTW_WLAN_CATEGORY_SA_QUERY = 8, 533 RTW_WLAN_CATEGORY_TDLS = 12, 534 RTW_WLAN_CATEGORY_WMM = 17, 535 RTW_WLAN_CATEGORY_P2P = 0x7f,/* P2P action frames */ 536 }; 537 538 /* SPECTRUM_MGMT action code */ 539 enum rtw_ieee80211_spectrum_mgmt_actioncode { 540 RTW_WLAN_ACTION_SPCT_MSR_REQ = 0, 541 RTW_WLAN_ACTION_SPCT_MSR_RPRT = 1, 542 RTW_WLAN_ACTION_SPCT_TPC_REQ = 2, 543 RTW_WLAN_ACTION_SPCT_TPC_RPRT = 3, 544 RTW_WLAN_ACTION_SPCT_CHL_SWITCH = 4, 545 RTW_WLAN_ACTION_SPCT_EXT_CHL_SWITCH = 5, 546 }; 547 548 enum _PUBLIC_ACTION { 549 ACT_PUBLIC_BSSCOEXIST = 0, /* 20/40 BSS Coexistence */ 550 ACT_PUBLIC_DSE_ENABLE = 1, 551 ACT_PUBLIC_DSE_DEENABLE = 2, 552 ACT_PUBLIC_DSE_REG_LOCATION = 3, 553 ACT_PUBLIC_EXT_CHL_SWITCH = 4, 554 ACT_PUBLIC_DSE_MSR_REQ = 5, 555 ACT_PUBLIC_DSE_MSR_RPRT = 6, 556 ACT_PUBLIC_MP = 7, /* Measurement Pilot */ 557 ACT_PUBLIC_DSE_PWR_CONSTRAINT = 8, 558 ACT_PUBLIC_VENDOR = 9, /* for WIFI_DIRECT */ 559 ACT_PUBLIC_GAS_INITIAL_REQ = 10, 560 ACT_PUBLIC_GAS_INITIAL_RSP = 11, 561 ACT_PUBLIC_GAS_COMEBACK_REQ = 12, 562 ACT_PUBLIC_GAS_COMEBACK_RSP = 13, 563 ACT_PUBLIC_TDLS_DISCOVERY_RSP = 14, 564 ACT_PUBLIC_LOCATION_TRACK = 15, 565 ACT_PUBLIC_MAX 566 }; 567 568 /* BACK action code */ 569 enum rtw_ieee80211_back_actioncode { 570 RTW_WLAN_ACTION_ADDBA_REQ = 0, 571 RTW_WLAN_ACTION_ADDBA_RESP = 1, 572 RTW_WLAN_ACTION_DELBA = 2, 573 }; 574 575 /* HT features action code */ 576 enum rtw_ieee80211_ht_actioncode { 577 RTW_WLAN_ACTION_NOTIFY_CH_WIDTH = 0, 578 RTW_WLAN_ACTION_SM_PS = 1, 579 RTW_WLAN_ACTION_PSPM = 2, 580 RTW_WLAN_ACTION_PCO_PHASE = 3, 581 RTW_WLAN_ACTION_MIMO_CSI_MX = 4, 582 RTW_WLAN_ACTION_MIMO_NONCP_BF = 5, 583 RTW_WLAN_ACTION_MIMP_CP_BF = 6, 584 RTW_WLAN_ACTION_ASEL_INDICATES_FB = 7, 585 RTW_WLAN_ACTION_HI_INFO_EXCHG = 8, 586 }; 587 588 /* BACK (block-ack) parties */ 589 enum rtw_ieee80211_back_parties { 590 RTW_WLAN_BACK_RECIPIENT = 0, 591 RTW_WLAN_BACK_INITIATOR = 1, 592 RTW_WLAN_BACK_TIMER = 2, 593 }; 594 595 #define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs) 596 * 00:50:F2 597 */ 598 #define WME_OUI_TYPE 2 599 #define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0 600 #define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1 601 #define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2 602 #define WME_VERSION 1 603 604 #define WME_ACTION_CODE_SETUP_REQUEST 0 605 #define WME_ACTION_CODE_SETUP_RESPONSE 1 606 #define WME_ACTION_CODE_TEARDOWN 2 607 608 #define WME_SETUP_RESPONSE_STATUS_ADMISSION_ACCEPTED 0 609 #define WME_SETUP_RESPONSE_STATUS_INVALID_PARAMETERS 1 610 #define WME_SETUP_RESPONSE_STATUS_REFUSED 3 611 612 #define WME_TSPEC_DIRECTION_UPLINK 0 613 #define WME_TSPEC_DIRECTION_DOWNLINK 1 614 #define WME_TSPEC_DIRECTION_BI_DIRECTIONAL 3 615 616 617 #define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */ 618 619 #define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */ 620 621 /** 622 * enum rtw_ieee80211_channel_flags - channel flags 623 * 624 * Channel flags set by the regulatory control code. 625 * 626 * @RTW_IEEE80211_CHAN_DISABLED: This channel is disabled. 627 * @RTW_IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted 628 * on this channel. 629 * @RTW_IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel. 630 * @RTW_IEEE80211_CHAN_RADAR: Radar detection is required on this channel. 631 * @RTW_IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel 632 * is not permitted. 633 * @RTW_IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel 634 * is not permitted. 635 */ 636 enum rtw_ieee80211_channel_flags { 637 RTW_IEEE80211_CHAN_DISABLED = BIT(0), 638 RTW_IEEE80211_CHAN_PASSIVE_SCAN = BIT(1), 639 RTW_IEEE80211_CHAN_NO_IBSS = BIT(2), 640 RTW_IEEE80211_CHAN_RADAR = BIT(3), 641 RTW_IEEE80211_CHAN_NO_HT40PLUS = BIT(4), 642 RTW_IEEE80211_CHAN_NO_HT40MINUS = BIT(5), 643 }; 644 645 #define RTW_IEEE80211_CHAN_NO_HT40 \ 646 (RTW_IEEE80211_CHAN_NO_HT40PLUS | RTW_IEEE80211_CHAN_NO_HT40MINUS) 647 648 /* Represent channel details, subset of ieee80211_channel */ 649 struct rtw_ieee80211_channel { 650 u16 hw_value; 651 u32 flags; 652 }; 653 654 #define CHAN_FMT \ 655 "hw_value:%u, " \ 656 "flags:0x%08x" \ 657 658 #define CHAN_ARG(channel) \ 659 (channel)->hw_value \ 660 , (channel)->flags \ 661 662 /* Parsed Information Elements */ 663 struct rtw_ieee802_11_elems { 664 u8 *ssid; 665 u8 ssid_len; 666 u8 *supp_rates; 667 u8 supp_rates_len; 668 u8 *fh_params; 669 u8 fh_params_len; 670 u8 *ds_params; 671 u8 ds_params_len; 672 u8 *cf_params; 673 u8 cf_params_len; 674 u8 *tim; 675 u8 tim_len; 676 u8 *ibss_params; 677 u8 ibss_params_len; 678 u8 *challenge; 679 u8 challenge_len; 680 u8 *erp_info; 681 u8 erp_info_len; 682 u8 *ext_supp_rates; 683 u8 ext_supp_rates_len; 684 u8 *wpa_ie; 685 u8 wpa_ie_len; 686 u8 *rsn_ie; 687 u8 rsn_ie_len; 688 u8 *wme; 689 u8 wme_len; 690 u8 *wme_tspec; 691 u8 wme_tspec_len; 692 u8 *wps_ie; 693 u8 wps_ie_len; 694 u8 *power_cap; 695 u8 power_cap_len; 696 u8 *supp_channels; 697 u8 supp_channels_len; 698 u8 *mdie; 699 u8 mdie_len; 700 u8 *ftie; 701 u8 ftie_len; 702 u8 *timeout_int; 703 u8 timeout_int_len; 704 u8 *ht_capabilities; 705 u8 ht_capabilities_len; 706 u8 *ht_operation; 707 u8 ht_operation_len; 708 u8 *vendor_ht_cap; 709 u8 vendor_ht_cap_len; 710 }; 711 712 enum parse_res { 713 ParseOK = 0, 714 ParseUnknown = 1, 715 ParseFailed = -1 716 }; 717 718 enum parse_res rtw_ieee802_11_parse_elems(u8 *start, uint len, 719 struct rtw_ieee802_11_elems *elems, 720 int show_errors); 721 722 u8 *rtw_set_fixed_ie(void *pbuf, unsigned int len, 723 void *source, unsigned int *frlen); 724 u8 *rtw_set_ie(u8 *pbuf, int index, uint len, u8 *source, uint *frlen); 725 726 enum secondary_ch_offset { 727 SCN = 0, /* no secondary channel */ 728 SCA = 1, /* secondary channel above */ 729 SCB = 3, /* secondary channel below */ 730 }; 731 732 u8 *rtw_get_ie(u8 *pbuf, int index, uint *len, int limit); 733 734 void rtw_set_supported_rate(u8 *SupportedRates, uint mode); 735 736 unsigned char *rtw_get_wpa_ie(unsigned char *pie, uint *wpa_ie_len, int limit); 737 unsigned char *rtw_get_wpa2_ie(unsigned char *pie, uint *rsn_ie_len, int limit); 738 int rtw_get_wpa_cipher_suite(u8 *s); 739 int rtw_get_wpa2_cipher_suite(u8 *s); 740 int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len); 741 int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, 742 int *pairwise_cipher, int *is_8021x); 743 int rtw_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, 744 int *pairwise_cipher, int *is_8021x); 745 746 void rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, 747 u8 *wpa_ie, u16 *wpa_len); 748 749 u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen); 750 u8 *rtw_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen); 751 u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id, 752 u8 *buf_attr, u32 *len_attr); 753 u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id, 754 u8 *buf_content, uint *len_content); 755 756 uint rtw_get_rateset_len(u8 *rateset); 757 758 struct registry_priv; 759 int rtw_generate_ie(struct registry_priv *pregistrypriv); 760 761 762 int rtw_get_bit_value_from_ieee_value(u8 val); 763 764 bool rtw_is_cckrates_included(u8 *rate); 765 766 bool rtw_is_cckratesonly_included(u8 *rate); 767 768 int rtw_check_network_type(unsigned char *rate, int ratelen, int channel); 769 770 void rtw_get_bcn_info(struct wlan_network *pnetwork); 771 772 void rtw_macaddr_cfg(u8 *mac_addr); 773 774 u16 rtw_mcs_rate(u8 rf_type, u8 bw_40MHz, u8 short_GI_20, u8 short_GI_40, 775 unsigned char *MCS_rate); 776 777 #endif /* IEEE80211_H */ 778