drivers/staging/winbond/mac_structures.h

   1 /*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   2 // MAC_Structures.h
   3 //
   4 // This file contains the definitions and data structures used by SW-MAC.
   5 //
   6 // Revision Histoy
   7 //=================
   8 // 0.1      2002        UN00
   9 // 0.2      20021004    PD43 CCLiu6
  10 //          20021018    PD43 CCLiu6
  11 //                      Add enum_TxRate type
  12 //                      Modify enum_STAState type
  13 // 0.3      20021023    PE23 CYLiu update MAC session struct
  14 //          20021108
  15 //          20021122    PD43 Austin
  16 //                      Deleted some unused.
  17 //          20021129    PD43 Austin
  18 //                      20030617        increase the 802.11g definition
  19 //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*/
  20
  21 #ifndef _MAC_Structures_H_
  22 #define _MAC_Structures_H_
  23
  24 #include <linux/skbuff.h>
  25
  26 /*=========================================================
  27 // Some miscellaneous definitions
  28 //-----*/
  29 #define MAX_CHANNELS                        30
  30 #define MAC_ADDR_LENGTH                     6
  31 #define MAX_WEP_KEY_SIZE                    16  /* 128 bits */
  32 #define MAX_802_11_FRAGMENT_NUMBER              10 /* By spec */
  33
  34 /* ========================================================
  35 // 802.11 Frame define
  36 //----- */
  37 #define MASK_PROTOCOL_VERSION_TYPE      0x0F
  38 #define MASK_FRAGMENT_NUMBER            0x000F
  39 #define SEQUENCE_NUMBER_SHIFT           4
  40 #define DIFFER_11_TO_3                          18
  41 #define DOT_11_MAC_HEADER_SIZE          24
  42 #define DOT_11_SNAP_SIZE                        6
  43 #define DOT_11_DURATION_OFFSET          2
  44 #define DOT_11_SEQUENCE_OFFSET          22 /* Sequence control offset */
  45 #define DOT_11_TYPE_OFFSET                      30 /* The start offset of 802.11 Frame// */
  46 #define DOT_11_DATA_OFFSET          24
  47 #define DOT_11_DA_OFFSET                        4
  48 #define DOT_3_TYPE_ARP                          0x80F3
  49 #define DOT_3_TYPE_IPX                          0x8137
  50 #define DOT_3_TYPE_OFFSET                       12
  51
  52
  53 #define ETHERNET_HEADER_SIZE                    14
  54 #define MAX_ETHERNET_PACKET_SIZE                1514
  55
  56
  57 /* -----  management : Type of Bits (2, 3) and Subtype of Bits (4, 5, 6, 7) */
  58 #define MAC_SUBTYPE_MNGMNT_ASSOC_REQUEST    0x00
  59 #define MAC_SUBTYPE_MNGMNT_ASSOC_RESPONSE   0x10
  60 #define MAC_SUBTYPE_MNGMNT_REASSOC_REQUEST  0x20
  61 #define MAC_SUBTYPE_MNGMNT_REASSOC_RESPONSE 0x30
  62 #define MAC_SUBTYPE_MNGMNT_PROBE_REQUEST    0x40
  63 #define MAC_SUBTYPE_MNGMNT_PROBE_RESPONSE   0x50
  64 #define MAC_SUBTYPE_MNGMNT_BEACON           0x80
  65 #define MAC_SUBTYPE_MNGMNT_ATIM             0x90
  66 #define MAC_SUBTYPE_MNGMNT_DISASSOCIATION   0xA0
  67 #define MAC_SUBTYPE_MNGMNT_AUTHENTICATION   0xB0
  68 #define MAC_SUBTYPE_MNGMNT_DEAUTHENTICATION 0xC0
  69
  70 /* -----  control : Type of Bits (2, 3) and Subtype of Bits (4, 5, 6, 7) */
  71 #define MAC_SUBTYPE_CONTROL_PSPOLL          0xA4
  72 #define MAC_SUBTYPE_CONTROL_RTS             0xB4
  73 #define MAC_SUBTYPE_CONTROL_CTS             0xC4
  74 #define MAC_SUBTYPE_CONTROL_ACK             0xD4
  75 #define MAC_SUBTYPE_CONTROL_CFEND           0xE4
  76 #define MAC_SUBTYPE_CONTROL_CFEND_CFACK     0xF4
  77
  78 /* -----  data : Type of Bits (2, 3) and Subtype of Bits (4, 5, 6, 7) */
  79 #define MAC_SUBTYPE_DATA                    0x08
  80 #define MAC_SUBTYPE_DATA_CFACK              0x18
  81 #define MAC_SUBTYPE_DATA_CFPOLL             0x28
  82 #define MAC_SUBTYPE_DATA_CFACK_CFPOLL       0x38
  83 #define MAC_SUBTYPE_DATA_NULL               0x48
  84 #define MAC_SUBTYPE_DATA_CFACK_NULL         0x58
  85 #define MAC_SUBTYPE_DATA_CFPOLL_NULL        0x68
  86 #define MAC_SUBTYPE_DATA_CFACK_CFPOLL_NULL  0x78
  87
  88 /* -----  Frame Type of Bits (2, 3) */
  89 #define MAC_TYPE_MANAGEMENT                 0x00
  90 #define MAC_TYPE_CONTROL                    0x04
  91 #define MAC_TYPE_DATA                       0x08
  92
  93 /* ----- definitions for Management Frame Element ID (1 BYTE) */
  94 #define ELEMENT_ID_SSID                     0
  95 #define ELEMENT_ID_SUPPORTED_RATES          1
  96 #define ELEMENT_ID_FH_PARAMETER_SET         2
  97 #define ELEMENT_ID_DS_PARAMETER_SET         3
  98 #define ELEMENT_ID_CF_PARAMETER_SET         4
  99 #define ELEMENT_ID_TIM                      5
 100 #define ELEMENT_ID_IBSS_PARAMETER_SET       6
 101 // 7~15 reserverd
 102 #define ELEMENT_ID_CHALLENGE_TEXT           16
 103 // 17~31 reserved for challenge text extension
 104 // 32~255 reserved
 105 //--  11G  --
 106 #define ELEMENT_ID_ERP_INFORMATION                      42
 107 #define ELEMENT_ID_EXTENDED_SUPPORTED_RATES 50
 108
 109 //--  WPA  --
 110
 111 #define ELEMENT_ID_RSN_WPA                                      221
 112 #ifdef _WPA2_
 113 #define ELEMENT_ID_RSN_WPA2                                 48
 114 #endif //endif WPA2
 115
 116 #define WLAN_MAX_PAIRWISE_CIPHER_SUITE_COUNT    ((u16) 6)
 117 #define WLAN_MAX_AUTH_KEY_MGT_SUITE_LIST_COUNT  ((u16) 2)
 118
 119 //===================================================================
 120 //  Reason Code (Table 18): indicate the reason of DisAssoc, DeAuthen
 121 //  length of ReasonCode is 2 Octs.
 122 //===================================================================
 123 #define REASON_REASERED             0
 124 #define REASON_UNSPECIDIED          1
 125 #define REASON_PREAUTH_INVALID      2
 126 #define DEAUTH_REASON_LEFT_BSS      3
 127 #define DISASS_REASON_AP_INACTIVE   4
 128 #define DISASS_REASON_AP_BUSY       5
 129 #define REASON_CLASS2_FRAME_FROM_NONAUTH_STA    6
 130 #define REASON_CLASS3_FRAME_FROM_NONASSO_STA    7
 131 #define DISASS_REASON_LEFT_BSS      8
 132 #define REASON_NOT_AUTH_YET         9
 133 /* 802.11i define */
 134 #define REASON_INVALID_IE                                               13
 135 #define REASON_MIC_ERROR                                                14
 136 #define REASON_4WAY_HANDSHAKE_TIMEOUT                   15
 137 #define REASON_GROUPKEY_UPDATE_TIMEOUT                  16
 138 #define REASON_IE_DIFF_4WAY_ASSOC                               17
 139 #define REASON_INVALID_MULTICAST_CIPHER                 18
 140 #define REASON_INVALID_UNICAST_CIPHER                   19
 141 #define REASON_INVALID_AKMP                                             20
 142 #define REASON_UNSUPPORTED_RSNIE_VERSION                21
 143 #define REASON_INVALID_RSNIE_CAPABILITY                 22
 144 #define REASON_802_1X_AUTH_FAIL                                 23
 145 #define REASON_CIPHER_REJECT_PER_SEC_POLICY             14
 146
 147 /*
 148 //===========================================================
 149 // enum_MMPDUResultCode --
 150 //   Status code (2 Octs) in the MMPDU's frame body. Table.19
 151 //
 152 //===========================================================
 153 enum enum_MMPDUResultCode
 154 {
 155 //    SUCCESS   = 0,      // Redefined
 156     UNSPECIFIED_FAILURE                         = 1,
 157
 158     // 2 - 9 Reserved
 159
 160     NOT_SUPPROT_CAPABILITIES                    = 10,
 161
 162     //REASSOCIATION_DENIED
 163     //
 164     REASSOC_DENIED_UNABLE_CFM_ASSOC_EXIST       = 11,
 165
 166     //ASSOCIATION_DENIED_NOT_IN_STANDARD
 167     //
 168     ASSOC_DENIED_REASON_NOT_IN_STANDARD         = 12,
 169     PEER_NOT_SUPPORT_AUTH_ALGORITHM             = 13,
 170     AUTH_SEQNUM_OUT_OF_EXPECT                   = 14,
 171     AUTH_REJECT_REASON_CHALLENGE_FAIL           = 15,
 172     AUTH_REJECT_REASON_WAIT_TIMEOUT             = 16,
 173     ASSOC_DENIED_REASON_AP_BUSY                 = 17,
 174     ASSOC_DENIED_REASON_NOT_SUPPORT_BASIC_RATE  = 18
 175 } WB_MMPDURESULTCODE, *PWB_MMPDURESULTCODE;
 176 */
 177
 178 /*===========================================================
 179 // enum_TxRate --
 180 //   Define the transmission constants based on W89C32 MAC
 181 //   target specification.
 182 //===========================================================*/
 183 typedef enum enum_TxRate {
 184     TXRATE_1M               = 0,
 185     TXRATE_2MLONG           = 2,
 186     TXRATE_2MSHORT          = 3,
 187     TXRATE_55MLONG          = 4,
 188     TXRATE_55MSHORT         = 5,
 189     TXRATE_11MLONG          = 6,
 190     TXRATE_11MSHORT         = 7,
 191     TXRATE_AUTO             = 255           /* PD43 20021108 */
 192 } WB_TXRATE, *PWB_TXRATE;
 193
 194
 195 #define RATE_BITMAP_1M                          1
 196 #define RATE_BITMAP_2M                          2
 197 #define RATE_BITMAP_5dot5M                      5
 198 #define RATE_BITMAP_6M                          6
 199 #define RATE_BITMAP_9M                          9
 200 #define RATE_BITMAP_11M                         11
 201 #define RATE_BITMAP_12M                         12
 202 #define RATE_BITMAP_18M                         18
 203 #define RATE_BITMAP_22M                         22
 204 #define RATE_BITMAP_24M                         24
 205 #define RATE_BITMAP_33M                         17
 206 #define RATE_BITMAP_36M                         19
 207 #define RATE_BITMAP_48M                         25
 208 #define RATE_BITMAP_54M                         28
 209
 210 #define RATE_AUTO                                       0
 211 #define RATE_1M                                         2
 212 #define RATE_2M                                         4
 213 #define RATE_5dot5M                                     11
 214 #define RATE_6M                                         12
 215 #define RATE_9M                                         18
 216 #define RATE_11M                                        22
 217 #define RATE_12M                                        24
 218 #define RATE_18M                                        36
 219 #define RATE_22M                                        44
 220 #define RATE_24M                                        48
 221 #define RATE_33M                                        66
 222 #define RATE_36M                                        72
 223 #define RATE_48M                                        96
 224 #define RATE_54M                                        108
 225 #define RATE_MAX                                        255
 226
 227 /* CAPABILITY */
 228 #define CAPABILITY_ESS_BIT                              0x0001
 229 #define CAPABILITY_IBSS_BIT                             0x0002
 230 #define CAPABILITY_CF_POLL_BIT                  0x0004
 231 #define CAPABILITY_CF_POLL_REQ_BIT              0x0008
 232 #define CAPABILITY_PRIVACY_BIT                  0x0010
 233 #define CAPABILITY_SHORT_PREAMBLE_BIT   0x0020
 234 #define CAPABILITY_PBCC_BIT                             0x0040
 235 #define CAPABILITY_CHAN_AGILITY_BIT             0x0080
 236 #define CAPABILITY_SHORT_SLOT_TIME_BIT  0x0400
 237 #define CAPABILITY_DSSS_OFDM_BIT                0x2000
 238
 239
 240 struct Capability_Information_Element {
 241   union {
 242         u16 __attribute__ ((packed)) wValue;
 243     #ifdef _BIG_ENDIAN_  /* 20060926 add by anson's endian */
 244     struct _Capability {
 245         /* --  11G  -- */
 246         u8      Reserved3:2;
 247         u8      DSSS_OFDM:1;
 248         u8      Reserved2:2;
 249         u8      Short_Slot_Time:1;
 250         u8    Reserved1:2;
 251         u8    Channel_Agility:1;
 252         u8    PBCC:1;
 253         u8    ShortPreamble:1;
 254         u8    CF_Privacy:1;
 255         u8    CF_Poll_Request:1;
 256         u8    CF_Pollable:1;
 257         u8    IBSS:1;
 258         u8    ESS:1;
 259     } __attribute__ ((packed)) Capability;
 260     #else
 261     struct _Capability {
 262         u8    ESS:1;
 263         u8    IBSS:1;
 264         u8    CF_Pollable:1;
 265         u8    CF_Poll_Request:1;
 266         u8    CF_Privacy:1;
 267         u8    ShortPreamble:1;
 268         u8    PBCC:1;
 269         u8    Channel_Agility:1;
 270         u8    Reserved1:2;
 271                 /* --  11G  -- */
 272                 u8      Short_Slot_Time:1;
 273                 u8      Reserved2:2;
 274                 u8      DSSS_OFDM:1;
 275                 u8      Reserved3:2;
 276     } __attribute__ ((packed)) Capability;
 277     #endif
 278   } __attribute__ ((packed)) ;
 279 } __attribute__ ((packed));
 280
 281 struct FH_Parameter_Set_Element {
 282     u8    Element_ID;
 283     u8    Length;
 284     u8    Dwell_Time[2];
 285     u8    Hop_Set;
 286     u8    Hop_Pattern;
 287     u8    Hop_Index;
 288 };
 289
 290 struct DS_Parameter_Set_Element {
 291     u8    Element_ID;
 292     u8    Length;
 293     u8    Current_Channel;
 294 };
 295
 296 struct Supported_Rates_Element {
 297     u8    Element_ID;
 298     u8    Length;
 299     u8    SupportedRates[8];
 300 } __attribute__ ((packed));
 301
 302 struct SSID_Element {
 303     u8    Element_ID;
 304     u8    Length;
 305     u8    SSID[32];
 306 } __attribute__ ((packed)) ;
 307
 308 struct CF_Parameter_Set_Element {
 309     u8    Element_ID;
 310     u8    Length;
 311     u8    CFP_Count;
 312     u8    CFP_Period;
 313     u8    CFP_MaxDuration[2];     /* in Time Units */
 314     u8    CFP_DurRemaining[2];    /* in time units */
 315 };
 316
 317 struct TIM_Element {
 318     u8    Element_ID;
 319     u8    Length;
 320     u8    DTIM_Count;
 321     u8    DTIM_Period;
 322     u8    Bitmap_Control;
 323     u8    Partial_Virtual_Bitmap[251];
 324 };
 325
 326 struct IBSS_Parameter_Set_Element {
 327     u8    Element_ID;
 328     u8    Length;
 329     u8    ATIM_Window[2];
 330 };
 331
 332 struct Challenge_Text_Element {
 333     u8    Element_ID;
 334     u8    Length;
 335     u8    Challenge_Text[253];
 336 };
 337
 338 struct PHY_Parameter_Set_Element {
 339 /*  int     aSlotTime; */
 340 /*  int     aSifsTime; */
 341     s32     aCCATime;
 342     s32     aRxTxTurnaroundTime;
 343     s32     aTxPLCPDelay;
 344     s32     RxPLCPDelay;
 345     s32     aRxTxSwitchTime;
 346     s32     aTxRampOntime;
 347     s32     aTxRampOffTime;
 348     s32     aTxRFDelay;
 349     s32     aRxRFDelay;
 350     s32     aAirPropagationTime;
 351     s32     aMACProcessingDelay;
 352     s32     aPreambleLength;
 353     s32     aPLCPHeaderLength;
 354     s32     aMPDUDurationFactor;
 355     s32     aMPDUMaxLength;
 356 /*  int     aCWmin; */
 357 /*  int     aCWmax; */
 358 };
 359
 360 /* --  11G  -- */
 361 struct ERP_Information_Element {
 362     u8  Element_ID;
 363     u8  Length;
 364     #ifdef _BIG_ENDIAN_ /* 20060926 add by anson's endian */
 365         u8      Reserved:5;   /* 20060926 add by anson */
 366         u8      Barker_Preamble_Mode:1;
 367         u8      Use_Protection:1;
 368        u8       NonERP_Present:1;
 369     #else
 370         u8      NonERP_Present:1;
 371         u8      Use_Protection:1;
 372         u8      Barker_Preamble_Mode:1;
 373         u8      Reserved:5;
 374     #endif
 375 };
 376
 377 struct Extended_Supported_Rates_Element {
 378     u8  Element_ID;
 379     u8  Length;
 380     u8  ExtendedSupportedRates[255];
 381 } __attribute__ ((packed));
 382
 383 /* WPA(802.11i draft 3.0) */
 384 #define VERSION_WPA                             1
 385 #ifdef _WPA2_
 386 #define VERSION_WPA2            1
 387 #endif /* end def  _WPA2_ */
 388 #define OUI_WPA                                 0x00F25000      /* WPA2.0 OUI=00:50:F2, the MSB is reserved for suite type */
 389 #ifdef _WPA2_
 390 #define OUI_WPA2                                0x00AC0F00      /* for wpa2 change to 0x00ACOF04 by Ws 26/04/04 */
 391 #endif /* end def _WPA2_ */
 392
 393 #define OUI_WPA_ADDITIONAL              0x01
 394 #define WLAN_MIN_RSN_WPA_LENGTH                 6 /* added by ws 09/10/04 */
 395 #ifdef _WPA2_
 396 #define WLAN_MIN_RSN_WPA2_LENGTH                2 /* Fix to 2 09/14/05 */
 397 #endif /* end def _WPA2_ */
 398
 399 #define oui_wpa                  (u32)(OUI_WPA|OUI_WPA_ADDITIONAL)
 400
 401 #define WPA_OUI_BIG    ((u32) 0x01F25000)/* added by ws 09/23/04 */
 402 #define WPA_OUI_LITTLE  ((u32) 0x01F25001)/* added by ws 09/23/04 */
 403
 404 #define WPA_WPS_OUI                             cpu_to_le32(0x04F25000) /* 20061108 For WPS. It's little endian. Big endian is 0x0050F204 */
 405
 406 /* -----WPA2----- */
 407 #ifdef _WPA2_
 408 #define WPA2_OUI_BIG    ((u32)0x01AC0F00)
 409 #define WPA2_OUI_LITTLE ((u32)0x01AC0F01)
 410 #endif /* end def _WPA2_ */
 411
 412 /* Authentication suite */
 413 #define OUI_AUTH_WPA_NONE           0x00 /* for WPA_NONE */
 414 #define OUI_AUTH_8021X                          0x01
 415 #define OUI_AUTH_PSK                            0x02
 416 /* Cipher suite */
 417 #define OUI_CIPHER_GROUP_KEY        0x00  /* added by ws 05/21/04 */
 418 #define OUI_CIPHER_WEP_40                       0x01
 419 #define OUI_CIPHER_TKIP                         0x02
 420 #define OUI_CIPHER_CCMP                         0x04
 421 #define OUI_CIPHER_WEP_104                      0x05
 422
 423 struct suite_selector
 424 {
 425         union
 426         {
 427                 u8      Value[4];
 428                 struct _SUIT_
 429                 {
 430                         u8      OUI[3];
 431                         u8      Type;
 432                 }SuitSelector;
 433         };
 434 };
 435
 436 //--  WPA  --
 437 struct  RSN_Information_Element
 438 {
 439         u8                                      Element_ID;
 440         u8                                      Length;
 441         struct suite_selector   OuiWPAAdditional; /* WPA version 2.0 additional field, and should be 00:50:F2:01 */
 442         u16                                     Version;
 443         struct suite_selector           GroupKeySuite;
 444         u16                                     PairwiseKeySuiteCount;
 445         struct suite_selector           PairwiseKeySuite[1];
 446 }__attribute__ ((packed));
 447 struct RSN_Auth_Sub_Information_Element
 448 {
 449         u16                             AuthKeyMngtSuiteCount;
 450         struct suite_selector   AuthKeyMngtSuite[1];
 451 }__attribute__ ((packed));
 452
 453 /* --  WPA2  -- */
 454 struct RSN_Capability_Element
 455 {
 456   union
 457   {
 458         u16     __attribute__ ((packed))        wValue;
 459     #ifdef _BIG_ENDIAN_  /* 20060927 add by anson's endian */
 460     struct _RSN_Capability
 461     {
 462         u16   __attribute__ ((packed))  Reserved2 : 8; /* 20051201 */
 463         u16   __attribute__ ((packed))  Reserved1 : 2;
 464         u16   __attribute__ ((packed))  GTK_Replay_Counter : 2;
 465         u16   __attribute__ ((packed))  PTK_Replay_Counter : 2;
 466         u16   __attribute__ ((packed))  No_Pairwise : 1;
 467         u16   __attribute__ ((packed))  Pre_Auth : 1;
 468     }__attribute__ ((packed))  RSN_Capability;
 469     #else
 470     struct _RSN_Capability
 471     {
 472         u16   __attribute__ ((packed))  Pre_Auth : 1;
 473         u16   __attribute__ ((packed))  No_Pairwise : 1;
 474         u16   __attribute__ ((packed))  PTK_Replay_Counter : 2;
 475             u16   __attribute__ ((packed))  GTK_Replay_Counter : 2;
 476             u16   __attribute__ ((packed))  Reserved1 : 2;
 477             u16   __attribute__ ((packed))  Reserved2 : 8; /* 20051201 */
 478     }__attribute__ ((packed))  RSN_Capability;
 479     #endif
 480
 481   }__attribute__ ((packed)) ;
 482 }__attribute__ ((packed)) ;
 483
 484 #ifdef _WPA2_
 485 struct pmkid
 486 {
 487   u8 pValue[16];
 488 };
 489
 490 struct  WPA2_RSN_Information_Element
 491 {
 492         u8                                      Element_ID;
 493         u8                                      Length;
 494         u16                                     Version;
 495         struct suite_selector           GroupKeySuite;
 496         u16                                     PairwiseKeySuiteCount;
 497         struct suite_selector           PairwiseKeySuite[1];
 498
 499 }__attribute__ ((packed));
 500
 501 struct WPA2_RSN_Auth_Sub_Information_Element
 502 {
 503         u16                             AuthKeyMngtSuiteCount;
 504         struct suite_selector   AuthKeyMngtSuite[1];
 505 }__attribute__ ((packed));
 506
 507
 508 struct PMKID_Information_Element
 509 {
 510         u16                             PMKID_Count;
 511         struct pmkid pmkid[16];
 512 }__attribute__ ((packed));
 513
 514 #endif /* enddef _WPA2_ */
 515 /*============================================================
 516 // MAC Frame structure (different type) and subfield structure
 517 //============================================================*/
 518 struct MAC_frame_control
 519 {
 520     u8    mac_frame_info; /* a combination of the [Protocol Version, Control Type, Control Subtype]*/
 521     #ifdef _BIG_ENDIAN_ /* 20060927 add by anson's endian */
 522     u8    order:1;
 523     u8    WEP:1;
 524     u8    more_data:1;
 525     u8    pwr_mgt:1;
 526     u8    retry:1;
 527     u8    more_frag:1;
 528     u8    from_ds:1;
 529     u8    to_ds:1;
 530     #else
 531     u8    to_ds:1;
 532     u8    from_ds:1;
 533     u8    more_frag:1;
 534     u8    retry:1;
 535     u8    pwr_mgt:1;
 536     u8    more_data:1;
 537     u8    WEP:1;
 538     u8    order:1;
 539     #endif
 540 } __attribute__ ((packed));
 541
 542 struct Management_Frame {
 543     struct MAC_frame_control frame_control; /* 2B, ToDS,FromDS,MoreFrag,MoreData,Order=0 */
 544     u16         duration;
 545     u8          DA[MAC_ADDR_LENGTH];                    /* Addr1 */
 546     u8          SA[MAC_ADDR_LENGTH];                    /* Addr2 */
 547     u8          BSSID[MAC_ADDR_LENGTH];                 /* Addr3 */
 548     u16         Sequence_Control;
 549     /* Management Frame Body <= 325 bytes */
 550     /* FCS 4 bytes */
 551 } __attribute__ ((packed));
 552
 553 /* SW-MAC don't Tx/Rx Control-Frame, HW-MAC do it. */
 554 struct Control_Frame {
 555     struct MAC_frame_control frame_control; /* ToDS,FromDS,MoreFrag,Retry,MoreData,WEP,Order=0 */
 556     u16         duration;
 557     u8          RA[MAC_ADDR_LENGTH];
 558     u8          TA[MAC_ADDR_LENGTH];
 559     u16         FCS;
 560 } __attribute__ ((packed));
 561
 562 struct Data_Frame {
 563     struct MAC_frame_control frame_control;
 564     u16         duration;
 565     u8          Addr1[MAC_ADDR_LENGTH];
 566     u8          Addr2[MAC_ADDR_LENGTH];
 567     u8          Addr3[MAC_ADDR_LENGTH];
 568     u16         Sequence_Control;
 569     u8          Addr4[MAC_ADDR_LENGTH]; /* only exist when ToDS=FromDS=1 */
 570     /* Data Frame Body <= 2312 */
 571     /* FCS */
 572 } __attribute__ ((packed));
 573
 574 struct Disassociation_Frame_Body {
 575     u16    reasonCode;
 576 } __attribute__ ((packed));
 577
 578 struct Association_Request_Frame_Body {
 579     u16    capability_information;
 580     u16    listenInterval;
 581     u8     Current_AP_Address[MAC_ADDR_LENGTH];/* for reassociation only */
 582     /*  SSID (2+32 bytes) */
 583     /*  Supported_Rates (2+8 bytes) */
 584 } __attribute__ ((packed));
 585
 586 struct Association_Response_Frame_Body {
 587     u16    capability_information;
 588     u16    statusCode;
 589     u16    Association_ID;
 590     struct Supported_Rates_Element supportedRates;
 591 } __attribute__ ((packed));
 592
 593 /*struct Reassociation_Request_Frame_Body
 594 {
 595     u16    capability_information;
 596     u16    listenInterval;
 597     u8     Current_AP_Address[MAC_ADDR_LENGTH];
 598     // SSID (2+32 bytes)
 599     // Supported_Rates (2+8 bytes)
 600 };*/
 601 /* eliminated by WS 07/22/04 comboined with associateion request frame. */
 602
 603 struct Reassociation_Response_Frame_Body {
 604     u16    capability_information;
 605     u16    statusCode;
 606     u16    Association_ID;
 607     struct Supported_Rates_Element supportedRates;
 608 } __attribute__ ((packed));
 609
 610 struct Deauthentication_Frame_Body {
 611     u16    reasonCode;
 612 } __attribute__ ((packed));
 613
 614
 615 struct Probe_Response_Frame_Body {
 616     u16    Timestamp;
 617     u16    Beacon_Interval;
 618     u16    Capability_Information;
 619     /* SSID
 620     // Supported_Rates
 621     // PHY parameter Set (DS Parameters)
 622     // CF parameter Set
 623     // IBSS parameter Set */
 624 } __attribute__ ((packed));
 625
 626 struct Authentication_Frame_Body {
 627     u16    algorithmNumber;
 628     u16    sequenceNumber;
 629     u16    statusCode;
 630     /* NB: don't include ChallengeText in this structure
 631         // struct Challenge_Text_Element sChallengeTextElement; // wkchen added */
 632 } __attribute__ ((packed));
 633
 634
 635 #endif /* _MAC_Structure_H_ */
 636
 637