drivers/staging/vt6655/wmgr.h

   1 /*
   2  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  *
  20  * File: wmgr.h
  21  *
  22  * Purpose:
  23  *
  24  * Author: lyndon chen
  25  *
  26  * Date: Jan 2, 2003
  27  *
  28  * Functions:
  29  *
  30  * Revision History:
  31  *
  32  */
  33
  34 #ifndef __WMGR_H__
  35 #define __WMGR_H__
  36
  37 #include "ttype.h"
  38 #include "80211mgr.h"
  39 #include "80211hdr.h"
  40 #include "wcmd.h"
  41 #include "bssdb.h"
  42 #include "wpa2.h"
  43 #include "vntwifi.h"
  44 #include "card.h"
  45
  46 /*---------------------  Export Definitions -------------------------*/
  47
  48
  49
  50 // Scan time
  51 #define PROBE_DELAY                  100  // (us)
  52 #define SWITCH_CHANNEL_DELAY         200 // (us)
  53 #define WLAN_SCAN_MINITIME           25   // (ms)
  54 #define WLAN_SCAN_MAXTIME            100  // (ms)
  55 #define TRIVIAL_SYNC_DIFFERENCE      0    // (us)
  56 #define DEFAULT_IBSS_BI              100  // (ms)
  57
  58 #define WCMD_ACTIVE_SCAN_TIME   50 //(ms)
  59 #define WCMD_PASSIVE_SCAN_TIME  100 //(ms)
  60
  61
  62 #define DEFAULT_MSDU_LIFETIME           512  // ms
  63 #define DEFAULT_MSDU_LIFETIME_RES_64us  8000 // 64us
  64
  65 #define DEFAULT_MGN_LIFETIME            8    // ms
  66 #define DEFAULT_MGN_LIFETIME_RES_64us   125  // 64us
  67
  68 #define MAKE_BEACON_RESERVED            10  //(us)
  69
  70
  71 #define TIM_MULTICAST_MASK           0x01
  72 #define TIM_BITMAPOFFSET_MASK        0xFE
  73 #define DEFAULT_DTIM_PERIOD             1
  74
  75 #define AP_LONG_RETRY_LIMIT             4
  76
  77 #define DEFAULT_IBSS_CHANNEL            6  //2.4G
  78
  79
  80 /*---------------------  Export Classes  ----------------------------*/
  81
  82 /*---------------------  Export Variables  --------------------------*/
  83
  84 /*---------------------  Export Types  ------------------------------*/
  85 #define timer_expire(timer,next_tick)   mod_timer(&timer, RUN_AT(next_tick))
  86 typedef void (*TimerFunction)(ULONG);
  87
  88
  89 //+++ NDIS related
  90
  91 typedef UCHAR   NDIS_802_11_MAC_ADDRESS[6];
  92 typedef struct _NDIS_802_11_AI_REQFI
  93 {
  94     USHORT Capabilities;
  95     USHORT ListenInterval;
  96     NDIS_802_11_MAC_ADDRESS  CurrentAPAddress;
  97 } NDIS_802_11_AI_REQFI, *PNDIS_802_11_AI_REQFI;
  98
  99 typedef struct _NDIS_802_11_AI_RESFI
 100 {
 101     USHORT Capabilities;
 102     USHORT StatusCode;
 103     USHORT AssociationId;
 104 } NDIS_802_11_AI_RESFI, *PNDIS_802_11_AI_RESFI;
 105
 106 typedef struct _NDIS_802_11_ASSOCIATION_INFORMATION
 107 {
 108     ULONG                   Length;
 109     USHORT                  AvailableRequestFixedIEs;
 110     NDIS_802_11_AI_REQFI    RequestFixedIEs;
 111     ULONG                   RequestIELength;
 112     ULONG                   OffsetRequestIEs;
 113     USHORT                  AvailableResponseFixedIEs;
 114     NDIS_802_11_AI_RESFI    ResponseFixedIEs;
 115     ULONG                   ResponseIELength;
 116     ULONG                   OffsetResponseIEs;
 117 } NDIS_802_11_ASSOCIATION_INFORMATION, *PNDIS_802_11_ASSOCIATION_INFORMATION;
 118
 119
 120
 121 typedef struct tagSAssocInfo {
 122     NDIS_802_11_ASSOCIATION_INFORMATION     AssocInfo;
 123     BYTE                                    abyIEs[WLAN_BEACON_FR_MAXLEN+WLAN_BEACON_FR_MAXLEN];
 124     // store ReqIEs set by OID_802_11_ASSOCIATION_INFORMATION
 125     ULONG                                   RequestIELength;
 126     BYTE                                    abyReqIEs[WLAN_BEACON_FR_MAXLEN];
 127 } SAssocInfo, *PSAssocInfo;
 128 //---
 129
 130
 131 /*
 132 typedef enum tagWMAC_AUTHENTICATION_MODE {
 133
 134
 135     WMAC_AUTH_OPEN,
 136     WMAC_AUTH_SHAREKEY,
 137     WMAC_AUTH_AUTO,
 138     WMAC_AUTH_WPA,
 139     WMAC_AUTH_WPAPSK,
 140     WMAC_AUTH_WPANONE,
 141     WMAC_AUTH_WPA2,
 142     WMAC_AUTH_WPA2PSK,
 143     WMAC_AUTH_MAX       // Not a real mode, defined as upper bound
 144
 145
 146 } WMAC_AUTHENTICATION_MODE, *PWMAC_AUTHENTICATION_MODE;
 147 */
 148
 149
 150 // Pre-configured Mode (from XP)
 151 /*
 152 typedef enum tagWMAC_CONFIG_MODE {
 153     WMAC_CONFIG_ESS_STA,
 154     WMAC_CONFIG_IBSS_STA,
 155     WMAC_CONFIG_AUTO,
 156     WMAC_CONFIG_AP
 157
 158 } WMAC_CONFIG_MODE, *PWMAC_CONFIG_MODE;
 159 */
 160
 161 typedef enum tagWMAC_SCAN_TYPE {
 162
 163     WMAC_SCAN_ACTIVE,
 164     WMAC_SCAN_PASSIVE,
 165     WMAC_SCAN_HYBRID
 166
 167 } WMAC_SCAN_TYPE, *PWMAC_SCAN_TYPE;
 168
 169
 170 typedef enum tagWMAC_SCAN_STATE {
 171
 172     WMAC_NO_SCANNING,
 173     WMAC_IS_SCANNING,
 174     WMAC_IS_PROBEPENDING
 175
 176 } WMAC_SCAN_STATE, *PWMAC_SCAN_STATE;
 177
 178
 179
 180 // Notes:
 181 // Basic Service Set state explained as following:
 182 // WMAC_STATE_IDLE          : no BSS is selected (Adhoc or Infra)
 183 // WMAC_STATE_STARTED       : no BSS is selected, start own IBSS (Adhoc only)
 184 // WMAC_STATE_JOINTED       : BSS is selected and synchronized (Adhoc or Infra)
 185 // WMAC_STATE_AUTHPENDING   : Authentication pending (Infra)
 186 // WMAC_STATE_AUTH          : Authenticated (Infra)
 187 // WMAC_STATE_ASSOCPENDING  : Association pending (Infra)
 188 // WMAC_STATE_ASSOC         : Associated (Infra)
 189
 190 typedef enum tagWMAC_BSS_STATE {
 191
 192     WMAC_STATE_IDLE,
 193     WMAC_STATE_STARTED,
 194     WMAC_STATE_JOINTED,
 195     WMAC_STATE_AUTHPENDING,
 196     WMAC_STATE_AUTH,
 197     WMAC_STATE_ASSOCPENDING,
 198     WMAC_STATE_ASSOC
 199
 200 } WMAC_BSS_STATE, *PWMAC_BSS_STATE;
 201
 202 // WMAC selected running mode
 203 typedef enum tagWMAC_CURRENT_MODE {
 204
 205     WMAC_MODE_STANDBY,
 206     WMAC_MODE_ESS_STA,
 207     WMAC_MODE_IBSS_STA,
 208     WMAC_MODE_ESS_AP
 209
 210 } WMAC_CURRENT_MODE, *PWMAC_CURRENT_MODE;
 211
 212 /*
 213 typedef enum tagWMAC_POWER_MODE {
 214
 215     WMAC_POWER_CAM,
 216     WMAC_POWER_FAST,
 217     WMAC_POWER_MAX
 218
 219 } WMAC_POWER_MODE, *PWMAC_POWER_MODE;
 220 */
 221
 222
 223 // Tx Managment Packet descriptor
 224 typedef struct tagSTxMgmtPacket {
 225
 226     PUWLAN_80211HDR     p80211Header;
 227     UINT                cbMPDULen;
 228     UINT                cbPayloadLen;
 229
 230 } STxMgmtPacket, *PSTxMgmtPacket;
 231
 232
 233 // Rx Managment Packet descriptor
 234 typedef struct tagSRxMgmtPacket {
 235
 236     PUWLAN_80211HDR     p80211Header;
 237     QWORD               qwLocalTSF;
 238     UINT                cbMPDULen;
 239     UINT                cbPayloadLen;
 240     UINT                uRSSI;
 241     BYTE                bySQ;
 242     BYTE                byRxRate;
 243     BYTE                byRxChannel;
 244
 245 } SRxMgmtPacket, *PSRxMgmtPacket;
 246
 247
 248
 249 typedef struct tagSMgmtObject
 250 {
 251
 252     PVOID                   pAdapter;
 253     // MAC address
 254     BYTE                    abyMACAddr[WLAN_ADDR_LEN];
 255
 256     // Configuration Mode
 257     WMAC_CONFIG_MODE        eConfigMode; // MAC pre-configed mode
 258     CARD_PHY_TYPE           eCurrentPHYMode;
 259     CARD_PHY_TYPE           eConfigPHYMode;
 260
 261
 262     // Operation state variables
 263     WMAC_CURRENT_MODE       eCurrMode;   // MAC current connection mode
 264     WMAC_BSS_STATE          eCurrState;  // MAC current BSS state
 265
 266     PKnownBSS               pCurrBSS;
 267     BYTE                    byCSSGK;
 268     BYTE                    byCSSPK;
 269
 270 //    BYTE                    abyNewSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
 271 //    BYTE                    abyNewExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
 272
 273     // Current state vars
 274     UINT                    uCurrChannel;
 275     BYTE                    abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
 276     BYTE                    abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
 277     BYTE                    abyCurrSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 278     BYTE                    abyCurrBSSID[WLAN_BSSID_LEN];
 279     WORD                    wCurrCapInfo;
 280     WORD                    wCurrAID;
 281     WORD                    wCurrATIMWindow;
 282     WORD                    wCurrBeaconPeriod;
 283     BOOL                    bIsDS;
 284     BYTE                    byERPContext;
 285
 286     CMD_STATE               eCommandState;
 287     UINT                    uScanChannel;
 288
 289     // Desire joinning BSS vars
 290     BYTE                    abyDesireSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 291     BYTE                    abyDesireBSSID[WLAN_BSSID_LEN];
 292
 293     // Adhoc or AP configuration vars
 294   //BYTE                    abyAdHocSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 295     WORD                    wIBSSBeaconPeriod;
 296     WORD                    wIBSSATIMWindow;
 297     UINT                    uIBSSChannel;
 298     BYTE                    abyIBSSSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
 299     BYTE                    byAPBBType;
 300     BYTE                    abyWPAIE[MAX_WPA_IE_LEN];
 301     WORD                    wWPAIELen;
 302
 303     UINT                    uAssocCount;
 304     BOOL                    bMoreData;
 305
 306     // Scan state vars
 307     WMAC_SCAN_STATE         eScanState;
 308     WMAC_SCAN_TYPE          eScanType;
 309     UINT                    uScanStartCh;
 310     UINT                    uScanEndCh;
 311     WORD                    wScanSteps;
 312     UINT                    uScanBSSType;
 313     // Desire scannig vars
 314     BYTE                    abyScanSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 315     BYTE                    abyScanBSSID[WLAN_BSSID_LEN];
 316
 317     // Privacy
 318     WMAC_AUTHENTICATION_MODE eAuthenMode;
 319     WMAC_ENCRYPTION_MODE    eEncryptionMode;
 320     BOOL                    bShareKeyAlgorithm;
 321     BYTE                    abyChallenge[WLAN_CHALLENGE_LEN];
 322     BOOL                    bPrivacyInvoked;
 323
 324     // Received beacon state vars
 325     BOOL                    bInTIM;
 326     BOOL                    bMulticastTIM;
 327     BYTE                    byDTIMCount;
 328     BYTE                    byDTIMPeriod;
 329
 330     // Power saving state vars
 331     WMAC_POWER_MODE         ePSMode;
 332     WORD                    wListenInterval;
 333     WORD                    wCountToWakeUp;
 334     BOOL                    bInTIMWake;
 335     PBYTE                   pbyPSPacketPool;
 336     BYTE                    byPSPacketPool[sizeof(STxMgmtPacket) + WLAN_NULLDATA_FR_MAXLEN];
 337     BOOL                    bRxBeaconInTBTTWake;
 338     BYTE                    abyPSTxMap[MAX_NODE_NUM + 1];
 339
 340     // management command related
 341     UINT                    uCmdBusy;
 342     UINT                    uCmdHostAPBusy;
 343
 344     // management packet pool
 345     PBYTE                   pbyMgmtPacketPool;
 346     BYTE                    byMgmtPacketPool[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
 347
 348
 349     // One second callback timer
 350     struct timer_list       sTimerSecondCallback;
 351
 352     // Temporarily Rx Mgmt Packet Descriptor
 353     SRxMgmtPacket           sRxPacket;
 354
 355     // link list of known bss's (scan results)
 356     KnownBSS                sBSSList[MAX_BSS_NUM];
 357
 358
 359
 360     // table list of known node
 361     // sNodeDBList[0] is reserved for AP under Infra mode
 362     // sNodeDBList[0] is reserved for Multicast under adhoc/AP mode
 363     KnownNodeDB             sNodeDBTable[MAX_NODE_NUM + 1];
 364
 365
 366
 367     // WPA2 PMKID Cache
 368     SPMKIDCache             gsPMKIDCache;
 369     BOOL                    bRoaming;
 370
 371     // rate fall back vars
 372
 373
 374
 375     // associate info
 376     SAssocInfo              sAssocInfo;
 377
 378
 379     // for 802.11h
 380     BOOL                    b11hEnable;
 381     BOOL                    bSwitchChannel;
 382     BYTE                    byNewChannel;
 383     PWLAN_IE_MEASURE_REP    pCurrMeasureEIDRep;
 384     UINT                    uLengthOfRepEIDs;
 385     BYTE                    abyCurrentMSRReq[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
 386     BYTE                    abyCurrentMSRRep[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
 387     BYTE                    abyIECountry[WLAN_A3FR_MAXLEN];
 388     BYTE                    abyIBSSDFSOwner[6];
 389     BYTE                    byIBSSDFSRecovery;
 390
 391     struct sk_buff  skb;
 392
 393 } SMgmtObject, *PSMgmtObject;
 394
 395
 396 /*---------------------  Export Macros ------------------------------*/
 397
 398
 399 /*---------------------  Export Functions  --------------------------*/
 400
 401
 402 void
 403 vMgrObjectInit(
 404     IN  HANDLE hDeviceContext
 405     );
 406
 407 void
 408 vMgrTimerInit(
 409     IN  HANDLE hDeviceContext
 410     );
 411
 412 VOID
 413 vMgrObjectReset(
 414     IN  HANDLE hDeviceContext
 415     );
 416
 417 void
 418 vMgrAssocBeginSta(
 419     IN  HANDLE hDeviceContext,
 420     IN  PSMgmtObject pMgmt,
 421     OUT PCMD_STATUS pStatus
 422     );
 423
 424 VOID
 425 vMgrReAssocBeginSta(
 426     IN  HANDLE hDeviceContext,
 427     IN  PSMgmtObject pMgmt,
 428     OUT PCMD_STATUS pStatus
 429     );
 430
 431 VOID
 432 vMgrDisassocBeginSta(
 433     IN  HANDLE hDeviceContext,
 434     IN  PSMgmtObject pMgmt,
 435     IN  PBYTE  abyDestAddress,
 436     IN  WORD    wReason,
 437     OUT PCMD_STATUS pStatus
 438     );
 439
 440 VOID
 441 vMgrAuthenBeginSta(
 442     IN  HANDLE hDeviceContext,
 443     IN  PSMgmtObject pMgmt,
 444     OUT PCMD_STATUS pStatus
 445     );
 446
 447 VOID
 448 vMgrCreateOwnIBSS(
 449     IN  HANDLE hDeviceContext,
 450     OUT PCMD_STATUS pStatus
 451     );
 452
 453 VOID
 454 vMgrJoinBSSBegin(
 455     IN  HANDLE hDeviceContext,
 456     OUT PCMD_STATUS pStatus
 457     );
 458
 459 VOID
 460 vMgrRxManagePacket(
 461     IN  HANDLE hDeviceContext,
 462     IN  PSMgmtObject pMgmt,
 463     IN  PSRxMgmtPacket pRxPacket
 464     );
 465
 466 /*
 467 VOID
 468 vMgrScanBegin(
 469     IN  HANDLE hDeviceContext,
 470     OUT PCMD_STATUS pStatus
 471     );
 472 */
 473
 474 VOID
 475 vMgrDeAuthenBeginSta(
 476     IN  HANDLE hDeviceContext,
 477     IN  PSMgmtObject  pMgmt,
 478     IN  PBYTE   abyDestAddress,
 479     IN  WORD    wReason,
 480     OUT PCMD_STATUS pStatus
 481     );
 482
 483 BOOL
 484 bMgrPrepareBeaconToSend(
 485     IN  HANDLE hDeviceContext,
 486     IN  PSMgmtObject pMgmt
 487     );
 488
 489
 490 BOOL
 491 bAdd_PMKID_Candidate (
 492     IN HANDLE    hDeviceContext,
 493     IN PBYTE          pbyBSSID,
 494     IN PSRSNCapObject psRSNCapObj
 495     );
 496
 497 VOID
 498 vFlush_PMKID_Candidate (
 499     IN HANDLE hDeviceContext
 500     );
 501
 502 #endif // __WMGR_H__