LXR linux/drivers/staging/rtl8723bs/include/ieee80211.h

   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 <linux/ieee80211.h>
  11
  12#define MGMT_QUEUE_NUM 5
  13
  14#define ETH_ALEN        6
  15#define ETH_TYPE_LEN            2
  16#define PAYLOAD_TYPE_LEN        1
  17
  18#define RTL_IOCTL_HOSTAPD (SIOCIWFIRSTPRIV + 28)
  19
  20/* RTL871X_IOCTL_HOSTAPD ioctl() cmd: */
  21enum {
  22        RTL871X_HOSTAPD_FLUSH = 1,
  23        RTL871X_HOSTAPD_ADD_STA = 2,
  24        RTL871X_HOSTAPD_REMOVE_STA = 3,
  25        RTL871X_HOSTAPD_GET_INFO_STA = 4,
  26        /* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */
  27        RTL871X_HOSTAPD_GET_WPAIE_STA = 5,
  28        RTL871X_SET_ENCRYPTION = 6,
  29        RTL871X_GET_ENCRYPTION = 7,
  30        RTL871X_HOSTAPD_SET_FLAGS_STA = 8,
  31        RTL871X_HOSTAPD_GET_RID = 9,
  32        RTL871X_HOSTAPD_SET_RID = 10,
  33        RTL871X_HOSTAPD_SET_ASSOC_AP_ADDR = 11,
  34        RTL871X_HOSTAPD_SET_GENERIC_ELEMENT = 12,
  35        RTL871X_HOSTAPD_MLME = 13,
  36        RTL871X_HOSTAPD_SCAN_REQ = 14,
  37        RTL871X_HOSTAPD_STA_CLEAR_STATS = 15,
  38        RTL871X_HOSTAPD_SET_BEACON = 16,
  39        RTL871X_HOSTAPD_SET_WPS_BEACON = 17,
  40        RTL871X_HOSTAPD_SET_WPS_PROBE_RESP = 18,
  41        RTL871X_HOSTAPD_SET_WPS_ASSOC_RESP = 19,
  42        RTL871X_HOSTAPD_SET_HIDDEN_SSID = 20,
  43        RTL871X_HOSTAPD_SET_MACADDR_ACL = 21,
  44        RTL871X_HOSTAPD_ACL_ADD_STA = 22,
  45        RTL871X_HOSTAPD_ACL_REMOVE_STA = 23,
  46};
  47
  48/* STA flags */
  49#define WLAN_STA_AUTH BIT(0)
  50#define WLAN_STA_ASSOC BIT(1)
  51#define WLAN_STA_PS BIT(2)
  52#define WLAN_STA_TIM BIT(3)
  53#define WLAN_STA_PERM BIT(4)
  54#define WLAN_STA_AUTHORIZED BIT(5)
  55#define WLAN_STA_PENDING_POLL BIT(6) /* pending activity poll not ACKed */
  56#define WLAN_STA_SHORT_PREAMBLE BIT(7)
  57#define WLAN_STA_PREAUTH BIT(8)
  58#define WLAN_STA_WME BIT(9)
  59#define WLAN_STA_MFP BIT(10)
  60#define WLAN_STA_HT BIT(11)
  61#define WLAN_STA_WPS BIT(12)
  62#define WLAN_STA_MAYBE_WPS BIT(13)
  63#define WLAN_STA_NONERP BIT(31)
  64
  65#define IEEE_CMD_SET_WPA_PARAM                  1
  66#define IEEE_CMD_SET_WPA_IE                             2
  67#define IEEE_CMD_SET_ENCRYPTION                 3
  68#define IEEE_CMD_MLME                                           4
  69
  70#define IEEE_PARAM_WPA_ENABLED                          1
  71#define IEEE_PARAM_TKIP_COUNTERMEASURES         2
  72#define IEEE_PARAM_DROP_UNENCRYPTED                     3
  73#define IEEE_PARAM_PRIVACY_INVOKED                      4
  74#define IEEE_PARAM_AUTH_ALGS                                    5
  75#define IEEE_PARAM_IEEE_802_1X                          6
  76#define IEEE_PARAM_WPAX_SELECT                          7
  77
  78#define IEEE_MLME_STA_DEAUTH                            1
  79#define IEEE_MLME_STA_DISASSOC                  2
  80
  81#define IEEE_CRYPT_ERR_UNKNOWN_ALG                      2
  82#define IEEE_CRYPT_ERR_UNKNOWN_ADDR                     3
  83#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED                4
  84#define IEEE_CRYPT_ERR_KEY_SET_FAILED                   5
  85#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED                6
  86#define IEEE_CRYPT_ERR_CARD_CONF_FAILED         7
  87
  88
  89#define IEEE_CRYPT_ALG_NAME_LEN                 16
  90
  91#define WPA_CIPHER_NONE         BIT(0)
  92#define WPA_CIPHER_WEP40        BIT(1)
  93#define WPA_CIPHER_WEP104 BIT(2)
  94#define WPA_CIPHER_TKIP         BIT(3)
  95#define WPA_CIPHER_CCMP         BIT(4)
  96
  97
  98
  99#define WPA_SELECTOR_LEN 4
 100extern u8 RTW_WPA_OUI_TYPE[];
 101extern u16 RTW_WPA_VERSION;
 102extern u8 WPA_AUTH_KEY_MGMT_NONE[];
 103extern u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[];
 104extern u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
 105extern u8 WPA_CIPHER_SUITE_NONE[];
 106extern u8 WPA_CIPHER_SUITE_WEP40[];
 107extern u8 WPA_CIPHER_SUITE_TKIP[];
 108extern u8 WPA_CIPHER_SUITE_WRAP[];
 109extern u8 WPA_CIPHER_SUITE_CCMP[];
 110extern u8 WPA_CIPHER_SUITE_WEP104[];
 111
 112
 113#define RSN_HEADER_LEN 4
 114#define RSN_SELECTOR_LEN 4
 115
 116extern u16 RSN_VERSION_BSD;
 117extern u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X[];
 118extern u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X[];
 119extern u8 RSN_CIPHER_SUITE_NONE[];
 120extern u8 RSN_CIPHER_SUITE_WEP40[];
 121extern u8 RSN_CIPHER_SUITE_TKIP[];
 122extern u8 RSN_CIPHER_SUITE_WRAP[];
 123extern u8 RSN_CIPHER_SUITE_CCMP[];
 124extern u8 RSN_CIPHER_SUITE_WEP104[];
 125
 126
 127enum {
 128        RATEID_IDX_BGN_40M_2SS = 0,
 129        RATEID_IDX_BGN_40M_1SS = 1,
 130        RATEID_IDX_BGN_20M_2SS_BN = 2,
 131        RATEID_IDX_BGN_20M_1SS_BN = 3,
 132        RATEID_IDX_GN_N2SS = 4,
 133        RATEID_IDX_GN_N1SS = 5,
 134        RATEID_IDX_BG = 6,
 135        RATEID_IDX_G = 7,
 136        RATEID_IDX_B = 8,
 137};
 138
 139enum network_type {
 140        WIRELESS_INVALID = 0,
 141        /* Sub-Element */
 142        WIRELESS_11B = BIT(0), /*  tx: cck only , rx: cck only, hw: cck */
 143        WIRELESS_11G = BIT(1), /*  tx: ofdm only, rx: ofdm & cck, hw: cck & ofdm */
 144        WIRELESS_11_24N = BIT(3), /*  tx: MCS only, rx: MCS & cck, hw: MCS & cck */
 145        WIRELESS_AUTO = BIT(5),
 146
 147        /* Combination */
 148        /* Type for current wireless mode */
 149        WIRELESS_11BG = (WIRELESS_11B|WIRELESS_11G), /*  tx: cck & ofdm, rx: cck & ofdm & MCS, hw: cck & ofdm */
 150        WIRELESS_11G_24N = (WIRELESS_11G|WIRELESS_11_24N), /*  tx: ofdm & MCS, rx: ofdm & cck & MCS, hw: cck & ofdm */
 151        WIRELESS_11B_24N = (WIRELESS_11B|WIRELESS_11_24N), /*  tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
 152        WIRELESS_11BG_24N = (WIRELESS_11B|WIRELESS_11G|WIRELESS_11_24N), /*  tx: ofdm & cck & MCS, rx: ofdm & cck & MCS, hw: ofdm & cck */
 153};
 154
 155#define SUPPORTED_24G_NETTYPE_MSK (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N)
 156
 157#define is_legacy_only(net_type)  ((net_type) == ((net_type) & (WIRELESS_11BG)))
 158
 159#define is_supported_24g(net_type) ((net_type) & SUPPORTED_24G_NETTYPE_MSK ? true : false)
 160
 161#define is_supported_tx_cck(net_type) (((net_type) & (WIRELESS_11B)) ? true : false)
 162#define is_supported_ht(net_type) (((net_type) & (WIRELESS_11_24N)) ? true : false)
 163
 164struct ieee_param {
 165        u32 cmd;
 166        u8 sta_addr[ETH_ALEN];
 167        union {
 168                struct {
 169                        u8 name;
 170                        u32 value;
 171                } wpa_param;
 172                struct {
 173                        u32 len;
 174                        u8 reserved[32];
 175                        u8 data[0];
 176                } wpa_ie;
 177                struct{
 178                        int command;
 179                        int reason_code;
 180                } mlme;
 181                struct {
 182                        u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
 183                        u8 set_tx;
 184                        u32 err;
 185                        u8 idx;
 186                        u8 seq[8]; /* sequence counter (set: RX, get: TX) */
 187                        u16 key_len;
 188                        u8 key[0];
 189                } crypt;
 190                struct {
 191                        u16 aid;
 192                        u16 capability;
 193                        int flags;
 194                        u8 tx_supp_rates[16];
 195                        struct ieee80211_ht_cap ht_cap;
 196                } add_sta;
 197                struct {
 198                        u8 reserved[2];/* for set max_num_sta */
 199                        u8 buf[0];
 200                } bcn_ie;
 201        } u;
 202};
 203
 204struct ieee_param_ex {
 205        u32 cmd;
 206        u8 sta_addr[ETH_ALEN];
 207        u8 data[0];
 208};
 209
 210struct sta_data {
 211        u16 aid;
 212        u16 capability;
 213        int flags;
 214        u32 sta_set;
 215        u8 tx_supp_rates[16];
 216        u32 tx_supp_rates_len;
 217        struct ieee80211_ht_cap ht_cap;
 218        u64     rx_pkts;
 219        u64     rx_bytes;
 220        u64     rx_drops;
 221        u64     tx_pkts;
 222        u64     tx_bytes;
 223        u64     tx_drops;
 224};
 225
 226/* this is stolen from ipw2200 driver */
 227#define IEEE_IBSS_MAC_HASH_SIZE 31
 228
 229struct eapol {
 230        u8 snap[6];
 231        u16 ethertype;
 232        u8 version;
 233        u8 type;
 234        u16 length;
 235} __attribute__ ((packed));
 236
 237#define IEEE80211_FCS_LEN    4
 238
 239#define MIN_FRAG_THRESHOLD     256U
 240#define MAX_FRAG_THRESHOLD     2346U
 241
 242/* sequence control field */
 243#define RTW_IEEE80211_SCTL_FRAG 0x000F
 244#define RTW_IEEE80211_SCTL_SEQ  0xFFF0
 245
 246
 247#define RTW_ERP_INFO_NON_ERP_PRESENT BIT(0)
 248#define RTW_ERP_INFO_USE_PROTECTION BIT(1)
 249#define RTW_ERP_INFO_BARKER_PREAMBLE_MODE BIT(2)
 250
 251/* QoS, QOS */
 252#define NORMAL_ACK                      0
 253#define NO_ACK                          1
 254#define NON_EXPLICIT_ACK        2
 255#define BLOCK_ACK                       3
 256
 257#ifndef ETH_P_PAE
 258#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
 259#endif /* ETH_P_PAE */
 260
 261#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
 262
 263#define ETH_P_ECONET    0x0018
 264
 265#ifndef ETH_P_80211_RAW
 266#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
 267#endif
 268
 269/* IEEE 802.11 defines */
 270
 271#define P80211_OUI_LEN 3
 272
 273struct ieee80211_snap_hdr {
 274        u8    dsap;   /* always 0xAA */
 275        u8    ssap;   /* always 0xAA */
 276        u8    ctrl;   /* always 0x03 */
 277        u8    oui[P80211_OUI_LEN];    /* organizational universal id */
 278} __attribute__ ((packed));
 279
 280#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
 281
 282#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
 283#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
 284
 285#define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
 286
 287#define WLAN_GET_SEQ_FRAG(seq) ((seq) & RTW_IEEE80211_SCTL_FRAG)
 288#define WLAN_GET_SEQ_SEQ(seq)  ((seq) & RTW_IEEE80211_SCTL_SEQ)
 289
 290/* Reason codes */
 291#define WLAN_REASON_ACTIVE_ROAM 65533
 292#define WLAN_REASON_JOIN_WRONG_CHANNEL       65534
 293#define WLAN_REASON_EXPIRATION_CHK 65535
 294
 295#define IEEE80211_MGMT_HDR_LEN 24
 296#define IEEE80211_DATA_HDR3_LEN 24
 297#define IEEE80211_DATA_HDR4_LEN 30
 298
 299
 300#define IEEE80211_STATMASK_SIGNAL (1<<0)
 301#define IEEE80211_STATMASK_RSSI (1<<1)
 302#define IEEE80211_STATMASK_NOISE (1<<2)
 303#define IEEE80211_STATMASK_RATE (1<<3)
 304#define IEEE80211_STATMASK_WEMASK 0x7
 305
 306
 307#define IEEE80211_CCK_MODULATION    (1<<0)
 308#define IEEE80211_OFDM_MODULATION   (1<<1)
 309
 310#define IEEE80211_24GHZ_BAND     (1<<0)
 311#define IEEE80211_52GHZ_BAND     (1<<1)
 312
 313#define IEEE80211_CCK_RATE_LEN                  4
 314#define IEEE80211_NUM_OFDM_RATESLEN     8
 315
 316
 317#define IEEE80211_CCK_RATE_1MB                  0x02
 318#define IEEE80211_CCK_RATE_2MB                  0x04
 319#define IEEE80211_CCK_RATE_5MB                  0x0B
 320#define IEEE80211_CCK_RATE_11MB                 0x16
 321#define IEEE80211_OFDM_RATE_LEN                 8
 322#define IEEE80211_OFDM_RATE_6MB                 0x0C
 323#define IEEE80211_OFDM_RATE_9MB                 0x12
 324#define IEEE80211_OFDM_RATE_12MB                0x18
 325#define IEEE80211_OFDM_RATE_18MB                0x24
 326#define IEEE80211_OFDM_RATE_24MB                0x30
 327#define IEEE80211_OFDM_RATE_36MB                0x48
 328#define IEEE80211_OFDM_RATE_48MB                0x60
 329#define IEEE80211_OFDM_RATE_54MB                0x6C
 330#define IEEE80211_BASIC_RATE_MASK               0x80
 331
 332#define IEEE80211_CCK_RATE_1MB_MASK             (1<<0)
 333#define IEEE80211_CCK_RATE_2MB_MASK             (1<<1)
 334#define IEEE80211_CCK_RATE_5MB_MASK             (1<<2)
 335#define IEEE80211_CCK_RATE_11MB_MASK            (1<<3)
 336#define IEEE80211_OFDM_RATE_6MB_MASK            (1<<4)
 337#define IEEE80211_OFDM_RATE_9MB_MASK            (1<<5)
 338#define IEEE80211_OFDM_RATE_12MB_MASK           (1<<6)
 339#define IEEE80211_OFDM_RATE_18MB_MASK           (1<<7)
 340#define IEEE80211_OFDM_RATE_24MB_MASK           (1<<8)
 341#define IEEE80211_OFDM_RATE_36MB_MASK           (1<<9)
 342#define IEEE80211_OFDM_RATE_48MB_MASK           (1<<10)
 343#define IEEE80211_OFDM_RATE_54MB_MASK           (1<<11)
 344
 345#define IEEE80211_CCK_RATES_MASK                0x0000000F
 346#define IEEE80211_CCK_BASIC_RATES_MASK  (IEEE80211_CCK_RATE_1MB_MASK | \
 347        IEEE80211_CCK_RATE_2MB_MASK)
 348#define IEEE80211_CCK_DEFAULT_RATES_MASK        (IEEE80211_CCK_BASIC_RATES_MASK | \
 349        IEEE80211_CCK_RATE_5MB_MASK | \
 350        IEEE80211_CCK_RATE_11MB_MASK)
 351
 352#define IEEE80211_OFDM_RATES_MASK               0x00000FF0
 353#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
 354        IEEE80211_OFDM_RATE_12MB_MASK | \
 355        IEEE80211_OFDM_RATE_24MB_MASK)
 356#define IEEE80211_OFDM_DEFAULT_RATES_MASK       (IEEE80211_OFDM_BASIC_RATES_MASK | \
 357        IEEE80211_OFDM_RATE_9MB_MASK  | \
 358        IEEE80211_OFDM_RATE_18MB_MASK | \
 359        IEEE80211_OFDM_RATE_36MB_MASK | \
 360        IEEE80211_OFDM_RATE_48MB_MASK | \
 361        IEEE80211_OFDM_RATE_54MB_MASK)
 362#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
 363                                IEEE80211_CCK_DEFAULT_RATES_MASK)
 364
 365#define IEEE80211_NUM_OFDM_RATES            8
 366#define IEEE80211_NUM_CCK_RATES             4
 367#define IEEE80211_OFDM_SHIFT_MASK_A         4
 368
 369
 370enum {
 371        MGN_1M          = 0x02,
 372        MGN_2M          = 0x04,
 373        MGN_5_5M        = 0x0B,
 374        MGN_6M          = 0x0C,
 375        MGN_9M          = 0x12,
 376        MGN_11M         = 0x16,
 377        MGN_12M = 0x18,
 378        MGN_18M = 0x24,
 379        MGN_24M = 0x30,
 380        MGN_36M = 0x48,
 381        MGN_48M = 0x60,
 382        MGN_54M = 0x6C,
 383        MGN_MCS32       = 0x7F,
 384        MGN_MCS0,
 385        MGN_MCS1,
 386        MGN_MCS2,
 387        MGN_MCS3,
 388        MGN_MCS4,
 389        MGN_MCS5,
 390        MGN_MCS6,
 391        MGN_MCS7,
 392        MGN_UNKNOWN
 393};
 394
 395#define IS_HT_RATE(_rate)                               (_rate >= MGN_MCS0 && _rate <= MGN_MCS31)
 396#define IS_CCK_RATE(_rate)                              (MGN_1M == _rate || _rate == MGN_2M || _rate == MGN_5_5M || _rate == MGN_11M)
 397#define IS_OFDM_RATE(_rate)                             (MGN_6M <= _rate && _rate <= MGN_54M  && _rate != MGN_11M)
 398
 399
 400/* NOTE: This data is for statistical purposes; not all hardware provides this
 401 *       information for frames received.  Not setting these will not cause
 402 *       any adverse affects. */
 403
 404/* IEEE 802.11 requires that STA supports concurrent reception of at least
 405 * three fragmented frames. This define can be increased to support more
 406 * concurrent frames, but it should be noted that each entry can consume about
 407 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
 408#define IEEE80211_FRAG_CACHE_LEN 4
 409
 410#define SEC_KEY_1         (1<<0)
 411#define SEC_KEY_2         (1<<1)
 412#define SEC_KEY_3         (1<<2)
 413#define SEC_KEY_4         (1<<3)
 414#define SEC_ACTIVE_KEY    (1<<4)
 415#define SEC_AUTH_MODE     (1<<5)
 416#define SEC_UNICAST_GROUP (1<<6)
 417#define SEC_LEVEL         (1<<7)
 418#define SEC_ENABLED       (1<<8)
 419
 420#define SEC_LEVEL_0      0 /* None */
 421#define SEC_LEVEL_1      1 /* WEP 40 and 104 bit */
 422#define SEC_LEVEL_2      2 /* Level 1 + TKIP */
 423#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
 424#define SEC_LEVEL_3      4 /* Level 2 + CCMP */
 425
 426#define WEP_KEYS 4
 427#define WEP_KEY_LEN 13
 428
 429#define BIP_MAX_KEYID 5
 430#define BIP_AAD_SIZE  20
 431
 432/*
 433
 434 802.11 data frame from AP
 435
 436      ,-------------------------------------------------------------------.
 437Bytes |  2   |  2   |    6    |    6    |    6    |  2   | 0..2312 |   4  |
 438      |------|------|---------|---------|---------|------|---------|------|
 439Desc. | ctrl | dura |  DA/RA  |   TA    |    SA   | Sequ |  frame  |  fcs |
 440      |      | tion | (BSSID) |         |         | ence |  data   |      |
 441      `-------------------------------------------------------------------'
 442
 443Total: 28-2340 bytes
 444
 445*/
 446
 447#define BEACON_PROBE_SSID_ID_POSITION 12
 448
 449/* Management Frame Information Element Types */
 450#define MFIE_TYPE_SSID       0
 451#define MFIE_TYPE_RATES      1
 452#define MFIE_TYPE_FH_SET     2
 453#define MFIE_TYPE_DS_SET     3
 454#define MFIE_TYPE_CF_SET     4
 455#define MFIE_TYPE_TIM        5
 456#define MFIE_TYPE_IBSS_SET   6
 457#define MFIE_TYPE_CHALLENGE  16
 458#define MFIE_TYPE_ERP        42
 459#define MFIE_TYPE_RSN        48
 460#define MFIE_TYPE_RATES_EX   50
 461#define MFIE_TYPE_GENERIC    221
 462
 463/* SWEEP TABLE ENTRIES NUMBER*/
 464#define MAX_SWEEP_TAB_ENTRIES             42
 465#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET  7
 466/* MAX_RATES_LENGTH needs to be 12.  The spec says 8, and many APs
 467 * only use 8, and then use extended rates for the remaining supported
 468 * rates.  Other APs, however, stick all of their supported rates on the
 469 * main rates information element... */
 470#define MAX_RATES_LENGTH                  ((u8)12)
 471#define MAX_RATES_EX_LENGTH               ((u8)16)
 472#define MAX_NETWORK_COUNT                  128
 473#define MAX_CHANNEL_NUMBER                 161
 474#define IEEE80211_SOFTMAC_SCAN_TIME       400
 475/* HZ / 2) */
 476#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
 477
 478#define CRC_LENGTH                 4U
 479
 480#define MAX_WPA_IE_LEN (256)
 481#define MAX_WPS_IE_LEN (512)
 482#define MAX_P2P_IE_LEN (256)
 483#define MAX_WFD_IE_LEN (128)
 484
 485#define NETWORK_EMPTY_ESSID (1<<0)
 486#define NETWORK_HAS_OFDM    (1<<1)
 487#define NETWORK_HAS_CCK     (1<<2)
 488
 489#define IEEE80211_DTIM_MBCAST 4
 490#define IEEE80211_DTIM_UCAST 2
 491#define IEEE80211_DTIM_VALID 1
 492#define IEEE80211_DTIM_INVALID 0
 493
 494#define IEEE80211_PS_DISABLED 0
 495#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
 496#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
 497#define IW_ESSID_MAX_SIZE 32
 498/*
 499join_res:
 500-1: authentication fail
 501-2: association fail
 502> 0: TID
 503*/
 504
 505#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
 506#define DEFAULT_FTS 2346
 507#define MAC_ARG(x) (x)
 508#define IP_ARG(x) (x)
 509
 510static inline int is_multicast_mac_addr(const u8 *addr)
 511{
 512        return ((addr[0] != 0xff) && (0x01 & addr[0]));
 513}
 514
 515static inline int is_broadcast_mac_addr(const u8 *addr)
 516{
 517        return ((addr[0] == 0xff) && (addr[1] == 0xff) && (addr[2] == 0xff) &&   \
 518                (addr[3] == 0xff) && (addr[4] == 0xff) && (addr[5] == 0xff));
 519}
 520
 521static inline int is_zero_mac_addr(const u8 *addr)
 522{
 523        return ((addr[0] == 0x00) && (addr[1] == 0x00) && (addr[2] == 0x00) &&   \
 524                (addr[3] == 0x00) && (addr[4] == 0x00) && (addr[5] == 0x00));
 525}
 526
 527#define CFG_IEEE80211_RESERVE_FCS (1<<0)
 528#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
 529
 530#define MAXTID  16
 531
 532#define IEEE_A            (1<<0)
 533#define IEEE_B            (1<<1)
 534#define IEEE_G            (1<<2)
 535#define IEEE_MODE_MASK    (IEEE_A|IEEE_B|IEEE_G)
 536
 537/* Action category code */
 538enum {
 539        RTW_WLAN_CATEGORY_SPECTRUM_MGMT = 0,
 540        RTW_WLAN_CATEGORY_QOS = 1,
 541        RTW_WLAN_CATEGORY_DLS = 2,
 542        RTW_WLAN_CATEGORY_BACK = 3,
 543        RTW_WLAN_CATEGORY_PUBLIC = 4, /* IEEE 802.11 public action frames */
 544        RTW_WLAN_CATEGORY_RADIO_MEASUREMENT  = 5,
 545        RTW_WLAN_CATEGORY_FT = 6,
 546        RTW_WLAN_CATEGORY_HT = 7,
 547        RTW_WLAN_CATEGORY_SA_QUERY = 8,
 548        RTW_WLAN_CATEGORY_UNPROTECTED_WNM = 11, /*  add for CONFIG_IEEE80211W, none 11w also can use */
 549        RTW_WLAN_CATEGORY_TDLS = 12,
 550        RTW_WLAN_CATEGORY_SELF_PROTECTED = 15, /*  add for CONFIG_IEEE80211W, none 11w also can use */
 551        RTW_WLAN_CATEGORY_WMM = 17,
 552        RTW_WLAN_CATEGORY_P2P = 0x7f,/* P2P action frames */
 553};
 554
 555enum {
 556        ACT_PUBLIC_BSSCOEXIST = 0, /*  20/40 BSS Coexistence */
 557        ACT_PUBLIC_DSE_ENABLE = 1,
 558        ACT_PUBLIC_DSE_DEENABLE = 2,
 559        ACT_PUBLIC_DSE_REG_LOCATION = 3,
 560        ACT_PUBLIC_EXT_CHL_SWITCH = 4,
 561        ACT_PUBLIC_DSE_MSR_REQ = 5,
 562        ACT_PUBLIC_DSE_MSR_RPRT = 6,
 563        ACT_PUBLIC_MP = 7, /*  Measurement Pilot */
 564        ACT_PUBLIC_DSE_PWR_CONSTRAINT = 8,
 565        ACT_PUBLIC_VENDOR = 9, /*  for WIFI_DIRECT */
 566        ACT_PUBLIC_GAS_INITIAL_REQ = 10,
 567        ACT_PUBLIC_GAS_INITIAL_RSP = 11,
 568        ACT_PUBLIC_GAS_COMEBACK_REQ = 12,
 569        ACT_PUBLIC_GAS_COMEBACK_RSP = 13,
 570        ACT_PUBLIC_TDLS_DISCOVERY_RSP = 14,
 571        ACT_PUBLIC_LOCATION_TRACK = 15,
 572        ACT_PUBLIC_MAX
 573};
 574
 575#define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
 576                                * 00:50:F2 */
 577#define WME_OUI_TYPE 2
 578#define WME_OUI_SUBTYPE_INFORMATION_ELEMENT 0
 579#define WME_OUI_SUBTYPE_PARAMETER_ELEMENT 1
 580#define WME_OUI_SUBTYPE_TSPEC_ELEMENT 2
 581#define WME_VERSION 1
 582
 583#define WME_ACTION_CODE_SETUP_REQUEST 0
 584#define WME_ACTION_CODE_SETUP_RESPONSE 1
 585#define WME_ACTION_CODE_TEARDOWN 2
 586
 587#define WME_SETUP_RESPONSE_STATUS_ADMISSION_ACCEPTED 0
 588#define WME_SETUP_RESPONSE_STATUS_INVALID_PARAMETERS 1
 589#define WME_SETUP_RESPONSE_STATUS_REFUSED 3
 590
 591#define WME_TSPEC_DIRECTION_UPLINK 0
 592#define WME_TSPEC_DIRECTION_DOWNLINK 1
 593#define WME_TSPEC_DIRECTION_BI_DIRECTIONAL 3
 594
 595
 596#define OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
 597
 598#define VENDOR_HT_CAPAB_OUI_TYPE 0x33 /* 00-90-4c:0x33 */
 599
 600/**
 601 * enum rtw_ieee80211_channel_flags - channel flags
 602 *
 603 * Channel flags set by the regulatory control code.
 604 *
 605 * @RTW_IEEE80211_CHAN_DISABLED: This channel is disabled.
 606 * @RTW_IEEE80211_CHAN_PASSIVE_SCAN: Only passive scanning is permitted
 607 *      on this channel.
 608 * @RTW_IEEE80211_CHAN_NO_IBSS: IBSS is not allowed on this channel.
 609 * @RTW_IEEE80211_CHAN_RADAR: Radar detection is required on this channel.
 610 * @RTW_IEEE80211_CHAN_NO_HT40PLUS: extension channel above this channel
 611 *      is not permitted.
 612 * @RTW_IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel
 613 *      is not permitted.
 614 */
 615  enum rtw_ieee80211_channel_flags {
 616          RTW_IEEE80211_CHAN_DISABLED         = 1<<0,
 617          RTW_IEEE80211_CHAN_PASSIVE_SCAN     = 1<<1,
 618          RTW_IEEE80211_CHAN_NO_IBSS          = 1<<2,
 619          RTW_IEEE80211_CHAN_RADAR            = 1<<3,
 620          RTW_IEEE80211_CHAN_NO_HT40PLUS      = 1<<4,
 621          RTW_IEEE80211_CHAN_NO_HT40MINUS     = 1<<5,
 622  };
 623
 624  #define RTW_IEEE80211_CHAN_NO_HT40 \
 625          (RTW_IEEE80211_CHAN_NO_HT40PLUS | RTW_IEEE80211_CHAN_NO_HT40MINUS)
 626
 627/* Represent channel details, subset of ieee80211_channel */
 628struct rtw_ieee80211_channel {
 629        /* enum nl80211_band band; */
 630        /* u16 center_freq; */
 631        u16 hw_value;
 632        u32 flags;
 633        /* int max_antenna_gain; */
 634        /* int max_power; */
 635        /* int max_reg_power; */
 636        /* bool beacon_found; */
 637        /* u32 orig_flags; */
 638        /* int orig_mag; */
 639        /* int orig_mpwr; */
 640};
 641
 642#define CHAN_FMT \
 643        /*"band:%d, "*/ \
 644        /*"center_freq:%u, "*/ \
 645        "hw_value:%u, " \
 646        "flags:0x%08x" \
 647        /*"max_antenna_gain:%d\n"*/ \
 648        /*"max_power:%d\n"*/ \
 649        /*"max_reg_power:%d\n"*/ \
 650        /*"beacon_found:%u\n"*/ \
 651        /*"orig_flags:0x%08x\n"*/ \
 652        /*"orig_mag:%d\n"*/ \
 653        /*"orig_mpwr:%d\n"*/
 654
 655#define CHAN_ARG(channel) \
 656        /*(channel)->band*/ \
 657        /*, (channel)->center_freq*/ \
 658        (channel)->hw_value \
 659        , (channel)->flags \
 660        /*, (channel)->max_antenna_gain*/ \
 661        /*, (channel)->max_power*/ \
 662        /*, (channel)->max_reg_power*/ \
 663        /*, (channel)->beacon_found*/ \
 664        /*, (channel)->orig_flags*/ \
 665        /*, (channel)->orig_mag*/ \
 666        /*, (channel)->orig_mpwr*/ \
 667
 668/* Parsed Information Elements */
 669struct rtw_ieee802_11_elems {
 670        u8 *ssid;
 671        u8 ssid_len;
 672        u8 *supp_rates;
 673        u8 supp_rates_len;
 674        u8 *fh_params;
 675        u8 fh_params_len;
 676        u8 *ds_params;
 677        u8 ds_params_len;
 678        u8 *cf_params;
 679        u8 cf_params_len;
 680        u8 *tim;
 681        u8 tim_len;
 682        u8 *ibss_params;
 683        u8 ibss_params_len;
 684        u8 *challenge;
 685        u8 challenge_len;
 686        u8 *erp_info;
 687        u8 erp_info_len;
 688        u8 *ext_supp_rates;
 689        u8 ext_supp_rates_len;
 690        u8 *wpa_ie;
 691        u8 wpa_ie_len;
 692        u8 *rsn_ie;
 693        u8 rsn_ie_len;
 694        u8 *wme;
 695        u8 wme_len;
 696        u8 *wme_tspec;
 697        u8 wme_tspec_len;
 698        u8 *wps_ie;
 699        u8 wps_ie_len;
 700        u8 *power_cap;
 701        u8 power_cap_len;
 702        u8 *supp_channels;
 703        u8 supp_channels_len;
 704        u8 *mdie;
 705        u8 mdie_len;
 706        u8 *ftie;
 707        u8 ftie_len;
 708        u8 *timeout_int;
 709        u8 timeout_int_len;
 710        u8 *ht_capabilities;
 711        u8 ht_capabilities_len;
 712        u8 *ht_operation;
 713        u8 ht_operation_len;
 714        u8 *vendor_ht_cap;
 715        u8 vendor_ht_cap_len;
 716        u8 *vht_capabilities;
 717        u8 vht_capabilities_len;
 718        u8 *vht_operation;
 719        u8 vht_operation_len;
 720        u8 *vht_op_mode_notify;
 721        u8 vht_op_mode_notify_len;
 722};
 723
 724enum ParseRes { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 };
 725
 726enum ParseRes rtw_ieee802_11_parse_elems(u8 *start, uint len,
 727                                struct rtw_ieee802_11_elems *elems,
 728                                int show_errors);
 729
 730u8 *rtw_set_fixed_ie(unsigned char *pbuf, unsigned int len, unsigned char *source, unsigned int *frlen);
 731u8 *rtw_set_ie(u8 *pbuf, signed int index, uint len, u8 *source, uint *frlen);
 732
 733u8 *rtw_get_ie(u8 *pbuf, signed int index, signed int *len, signed int limit);
 734u8 *rtw_get_ie_ex(u8 *in_ie, uint in_len, u8 eid, u8 *oui, u8 oui_len, u8 *ie, uint *ielen);
 735int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 oui_len);
 736
 737void rtw_set_supported_rate(u8 *SupportedRates, uint mode);
 738
 739unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit);
 740unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit);
 741int rtw_get_wpa_cipher_suite(u8 *s);
 742int rtw_get_wpa2_cipher_suite(u8 *s);
 743int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len);
 744int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
 745int rtw_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
 746
 747void rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie, u16 *wpa_len);
 748
 749u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen);
 750u8 *rtw_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
 751u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id, u8 *buf_attr, u32 *len_attr);
 752u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id, u8 *buf_content, uint *len_content);
 753
 754/**
 755 * for_each_ie - iterate over continuous IEs
 756 * @ie:
 757 * @buf:
 758 * @buf_len:
 759 */
 760#define for_each_ie(ie, buf, buf_len) \
 761        for (ie = (void *)buf; (((u8 *)ie) - ((u8 *)buf) + 1) < buf_len; \
 762                ie = (void *)(((u8 *)ie) + *(((u8 *)ie) + 1) + 2))
 763
 764uint    rtw_get_rateset_len(u8 *rateset);
 765
 766struct registry_priv;
 767int rtw_generate_ie(struct registry_priv *pregistrypriv);
 768
 769
 770int rtw_get_bit_value_from_ieee_value(u8 val);
 771
 772bool rtw_is_cckrates_included(u8 *rate);
 773
 774bool rtw_is_cckratesonly_included(u8 *rate);
 775
 776int rtw_check_network_type(unsigned char *rate, int ratelen, int channel);
 777
 778void rtw_get_bcn_info(struct wlan_network *pnetwork);
 779
 780void rtw_macaddr_cfg(struct device *dev, u8 *mac_addr);
 781
 782u16 rtw_mcs_rate(u8 bw_40MHz, u8 short_GI, unsigned char *MCS_rate);
 783
 784int rtw_action_frame_parse(const u8 *frame, u32 frame_len, u8 *category, u8 *action);
 785const char *action_public_str(u8 action);
 786
 787#endif /* IEEE80211_H */
 788