drivers/staging/rtl8188eu/include/ieee80211.h

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   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 */
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root/drivers/staging/rtl8188eu/include/ieee80211.h

INCLUDED FROM
