LXR linux/drivers/staging/vt6656/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 "80211mgr.h"
  38#include "80211hdr.h"
  39#include "wcmd.h"
  40#include "bssdb.h"
  41#include "wpa2.h"
  42#include "card.h"
  43
  44// Scan time
  45#define PROBE_DELAY                  100  // (us)
  46#define SWITCH_CHANNEL_DELAY         200 // (us)
  47#define WLAN_SCAN_MINITIME           25   // (ms)
  48#define WLAN_SCAN_MAXTIME            100  // (ms)
  49#define TRIVIAL_SYNC_DIFFERENCE      0    // (us)
  50#define DEFAULT_IBSS_BI              100  // (ms)
  51
  52#define WCMD_ACTIVE_SCAN_TIME   20 //(ms)
  53#define WCMD_PASSIVE_SCAN_TIME  100 //(ms)
  54
  55#define DEFAULT_MSDU_LIFETIME           512  // ms
  56#define DEFAULT_MSDU_LIFETIME_RES_64us  8000 // 64us
  57
  58#define DEFAULT_MGN_LIFETIME            8    // ms
  59#define DEFAULT_MGN_LIFETIME_RES_64us   125  // 64us
  60
  61#define MAKE_BEACON_RESERVED            10  //(us)
  62
  63#define TIM_MULTICAST_MASK           0x01
  64#define TIM_BITMAPOFFSET_MASK        0xFE
  65#define DEFAULT_DTIM_PERIOD             1
  66
  67#define AP_LONG_RETRY_LIMIT             4
  68
  69#define DEFAULT_IBSS_CHANNEL            6  //2.4G
  70
  71//mike define: make timer  to expire after desired times
  72#define timer_expire(timer, next_tick) mod_timer(&timer, RUN_AT(next_tick))
  73
  74typedef void (*TimerFunction)(unsigned long);
  75
  76//+++ NDIS related
  77
  78typedef u8 NDIS_802_11_MAC_ADDRESS[ETH_ALEN];
  79typedef struct _NDIS_802_11_AI_REQFI
  80{
  81        u16 Capabilities;
  82        u16 ListenInterval;
  83    NDIS_802_11_MAC_ADDRESS  CurrentAPAddress;
  84} NDIS_802_11_AI_REQFI, *PNDIS_802_11_AI_REQFI;
  85
  86typedef struct _NDIS_802_11_AI_RESFI
  87{
  88        u16 Capabilities;
  89        u16 StatusCode;
  90        u16 AssociationId;
  91} NDIS_802_11_AI_RESFI, *PNDIS_802_11_AI_RESFI;
  92
  93typedef struct _NDIS_802_11_ASSOCIATION_INFORMATION
  94{
  95        u32 Length;
  96        u16 AvailableRequestFixedIEs;
  97        NDIS_802_11_AI_REQFI RequestFixedIEs;
  98        u32 RequestIELength;
  99        u32 OffsetRequestIEs;
 100        u16 AvailableResponseFixedIEs;
 101        NDIS_802_11_AI_RESFI ResponseFixedIEs;
 102        u32 ResponseIELength;
 103        u32 OffsetResponseIEs;
 104} NDIS_802_11_ASSOCIATION_INFORMATION, *PNDIS_802_11_ASSOCIATION_INFORMATION;
 105
 106typedef struct tagSAssocInfo {
 107        NDIS_802_11_ASSOCIATION_INFORMATION AssocInfo;
 108        u8 abyIEs[WLAN_BEACON_FR_MAXLEN+WLAN_BEACON_FR_MAXLEN];
 109        /* store ReqIEs set by OID_802_11_ASSOCIATION_INFORMATION */
 110        u32 RequestIELength;
 111        u8 abyReqIEs[WLAN_BEACON_FR_MAXLEN];
 112} SAssocInfo, *PSAssocInfo;
 113
 114typedef enum tagWMAC_AUTHENTICATION_MODE {
 115
 116    WMAC_AUTH_OPEN,
 117    WMAC_AUTH_SHAREKEY,
 118    WMAC_AUTH_AUTO,
 119    WMAC_AUTH_WPA,
 120    WMAC_AUTH_WPAPSK,
 121    WMAC_AUTH_WPANONE,
 122    WMAC_AUTH_WPA2,
 123    WMAC_AUTH_WPA2PSK,
 124    WMAC_AUTH_MAX       // Not a real mode, defined as upper bound
 125} WMAC_AUTHENTICATION_MODE, *PWMAC_AUTHENTICATION_MODE;
 126
 127// Pre-configured Mode (from XP)
 128
 129typedef enum tagWMAC_CONFIG_MODE {
 130    WMAC_CONFIG_ESS_STA,
 131    WMAC_CONFIG_IBSS_STA,
 132    WMAC_CONFIG_AUTO,
 133    WMAC_CONFIG_AP
 134
 135} WMAC_CONFIG_MODE, *PWMAC_CONFIG_MODE;
 136
 137typedef enum tagWMAC_SCAN_TYPE {
 138
 139    WMAC_SCAN_ACTIVE,
 140    WMAC_SCAN_PASSIVE,
 141    WMAC_SCAN_HYBRID
 142
 143} WMAC_SCAN_TYPE, *PWMAC_SCAN_TYPE;
 144
 145typedef enum tagWMAC_SCAN_STATE {
 146
 147    WMAC_NO_SCANNING,
 148    WMAC_IS_SCANNING,
 149    WMAC_IS_PROBEPENDING
 150
 151} WMAC_SCAN_STATE, *PWMAC_SCAN_STATE;
 152
 153// Notes:
 154// Basic Service Set state explained as following:
 155// WMAC_STATE_IDLE          : no BSS is selected (Adhoc or Infra)
 156// WMAC_STATE_STARTED       : no BSS is selected, start own IBSS (Adhoc only)
 157// WMAC_STATE_JOINTED       : BSS is selected and synchronized (Adhoc or Infra)
 158// WMAC_STATE_AUTHPENDING   : Authentication pending (Infra)
 159// WMAC_STATE_AUTH          : Authenticated (Infra)
 160// WMAC_STATE_ASSOCPENDING  : Association pending (Infra)
 161// WMAC_STATE_ASSOC         : Associated (Infra)
 162
 163typedef enum tagWMAC_BSS_STATE {
 164
 165    WMAC_STATE_IDLE,
 166    WMAC_STATE_STARTED,
 167    WMAC_STATE_JOINTED,
 168    WMAC_STATE_AUTHPENDING,
 169    WMAC_STATE_AUTH,
 170    WMAC_STATE_ASSOCPENDING,
 171    WMAC_STATE_ASSOC
 172
 173} WMAC_BSS_STATE, *PWMAC_BSS_STATE;
 174
 175// WMAC selected running mode
 176typedef enum tagWMAC_CURRENT_MODE {
 177
 178    WMAC_MODE_STANDBY,
 179    WMAC_MODE_ESS_STA,
 180    WMAC_MODE_IBSS_STA,
 181    WMAC_MODE_ESS_AP
 182
 183} WMAC_CURRENT_MODE, *PWMAC_CURRENT_MODE;
 184
 185typedef enum tagWMAC_POWER_MODE {
 186
 187    WMAC_POWER_CAM,
 188    WMAC_POWER_FAST,
 189    WMAC_POWER_MAX
 190
 191} WMAC_POWER_MODE, *PWMAC_POWER_MODE;
 192
 193/* Tx Management Packet descriptor */
 194struct vnt_tx_mgmt {
 195        PUWLAN_80211HDR p80211Header;
 196        u32 cbMPDULen;
 197        u32 cbPayloadLen;
 198};
 199
 200/* Rx Management Packet descriptor */
 201struct vnt_rx_mgmt {
 202        PUWLAN_80211HDR p80211Header;
 203        u64 qwLocalTSF;
 204        u32 cbMPDULen;
 205        u32 cbPayloadLen;
 206        u32 uRSSI;
 207        u8 bySQ;
 208        u8 byRxRate;
 209        u8 byRxChannel;
 210};
 211
 212struct vnt_manager {
 213        void *pAdapter;
 214
 215        /* MAC address */
 216        u8  abyMACAddr[WLAN_ADDR_LEN];
 217
 218        /* Configuration Mode */
 219        WMAC_CONFIG_MODE eConfigMode; /* MAC pre-configed mode */
 220
 221        CARD_PHY_TYPE eCurrentPHYMode;
 222
 223        /* Operation state variables */
 224        WMAC_CURRENT_MODE eCurrMode; /* MAC current connection mode */
 225        WMAC_BSS_STATE eCurrState; /* MAC current BSS state */
 226        WMAC_BSS_STATE eLastState; /* MAC last BSS state */
 227
 228        PKnownBSS pCurrBSS;
 229        u8 byCSSGK;
 230        u8 byCSSPK;
 231
 232        int bCurrBSSIDFilterOn;
 233
 234        /* Current state vars */
 235        u32 uCurrChannel;
 236        u8 abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
 237        u8 abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
 238        u8 abyCurrSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 239        u8 abyCurrBSSID[WLAN_BSSID_LEN];
 240        u16 wCurrCapInfo;
 241        u16 wCurrAID;
 242        u32 uRSSITrigger;
 243        u16 wCurrATIMWindow;
 244        u16 wCurrBeaconPeriod;
 245        int bIsDS;
 246        u8 byERPContext;
 247
 248        CMD_STATE eCommandState;
 249        u32 uScanChannel;
 250
 251        /* Desire joinning BSS vars */
 252        u8 abyDesireSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 253        u8 abyDesireBSSID[WLAN_BSSID_LEN];
 254
 255        /*restore BSS info for Ad-Hoc mode */
 256        u8 abyAdHocSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 257
 258        /* Adhoc or AP configuration vars */
 259        u16 wIBSSBeaconPeriod;
 260        u16 wIBSSATIMWindow;
 261        u32 uIBSSChannel;
 262        u8 abyIBSSSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
 263        u8 byAPBBType;
 264        u8 abyWPAIE[MAX_WPA_IE_LEN];
 265        u16 wWPAIELen;
 266
 267        u32 uAssocCount;
 268        int bMoreData;
 269
 270        /* Scan state vars */
 271        WMAC_SCAN_STATE eScanState;
 272        WMAC_SCAN_TYPE eScanType;
 273        u32 uScanStartCh;
 274        u32 uScanEndCh;
 275        u16 wScanSteps;
 276        u32 uScanBSSType;
 277        /* Desire scannig vars */
 278        u8 abyScanSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
 279        u8 abyScanBSSID[WLAN_BSSID_LEN];
 280
 281        /* Privacy */
 282        WMAC_AUTHENTICATION_MODE eAuthenMode;
 283        int bShareKeyAlgorithm;
 284        u8 abyChallenge[WLAN_CHALLENGE_LEN];
 285        int bPrivacyInvoked;
 286
 287        /* Received beacon state vars */
 288        int bInTIM;
 289        int bMulticastTIM;
 290        u8 byDTIMCount;
 291        u8 byDTIMPeriod;
 292
 293        /* Power saving state vars */
 294        WMAC_POWER_MODE ePSMode;
 295        u16 wListenInterval;
 296        u16 wCountToWakeUp;
 297        int bInTIMWake;
 298        u8 *pbyPSPacketPool;
 299        u8 byPSPacketPool[sizeof(struct vnt_tx_mgmt)
 300                + WLAN_NULLDATA_FR_MAXLEN];
 301        int bRxBeaconInTBTTWake;
 302        u8 abyPSTxMap[MAX_NODE_NUM + 1];
 303
 304        /* management command related */
 305        u32 uCmdBusy;
 306        u32 uCmdHostAPBusy;
 307
 308        /* management packet pool */
 309        u8 *pbyMgmtPacketPool;
 310        u8 byMgmtPacketPool[sizeof(struct vnt_tx_mgmt)
 311                + WLAN_A3FR_MAXLEN];
 312
 313        /* One second callback timer */
 314        struct timer_list sTimerSecondCallback;
 315
 316        /* Temporarily Rx Mgmt Packet Descriptor */
 317        struct vnt_rx_mgmt sRxPacket;
 318
 319        /* link list of known bss's (scan results) */
 320        KnownBSS sBSSList[MAX_BSS_NUM];
 321        /* link list of same bss's */
 322        KnownBSS pSameBSS[6];
 323        int Cisco_cckm;
 324        u8 Roam_dbm;
 325
 326        /* table list of known node */
 327        /* sNodeDBList[0] is reserved for AP under Infra mode */
 328        /* sNodeDBList[0] is reserved for Multicast under adhoc/AP mode */
 329        KnownNodeDB sNodeDBTable[MAX_NODE_NUM + 1];
 330
 331        /* WPA2 PMKID Cache */
 332        SPMKIDCache gsPMKIDCache;
 333        int bRoaming;
 334
 335        /* associate info */
 336        SAssocInfo sAssocInfo;
 337
 338        /* for 802.11h */
 339        int b11hEnable;
 340        int bSwitchChannel;
 341        u8 byNewChannel;
 342        PWLAN_IE_MEASURE_REP    pCurrMeasureEIDRep;
 343        u32 uLengthOfRepEIDs;
 344        u8 abyCurrentMSRReq[sizeof(struct vnt_tx_mgmt)
 345                + WLAN_A3FR_MAXLEN];
 346        u8 abyCurrentMSRRep[sizeof(struct vnt_tx_mgmt)
 347                + WLAN_A3FR_MAXLEN];
 348        u8 abyIECountry[WLAN_A3FR_MAXLEN];
 349        u8 abyIBSSDFSOwner[6];
 350        u8 byIBSSDFSRecovery;
 351
 352        struct sk_buff skb;
 353
 354};
 355
 356void vMgrObjectInit(struct vnt_private *pDevice);
 357
 358void vMgrAssocBeginSta(struct vnt_private *pDevice,
 359                struct vnt_manager *, PCMD_STATUS pStatus);
 360
 361void vMgrReAssocBeginSta(struct vnt_private *pDevice,
 362                struct vnt_manager *, PCMD_STATUS pStatus);
 363
 364void vMgrDisassocBeginSta(struct vnt_private *pDevice,
 365        struct vnt_manager *, u8 *abyDestAddress, u16 wReason,
 366        PCMD_STATUS pStatus);
 367
 368void vMgrAuthenBeginSta(struct vnt_private *pDevice,
 369        struct vnt_manager *, PCMD_STATUS pStatus);
 370
 371void vMgrCreateOwnIBSS(struct vnt_private *pDevice,
 372        PCMD_STATUS pStatus);
 373
 374void vMgrJoinBSSBegin(struct vnt_private *pDevice,
 375        PCMD_STATUS pStatus);
 376
 377void vMgrRxManagePacket(struct vnt_private *pDevice,
 378        struct vnt_manager *, struct vnt_rx_mgmt *);
 379
 380/*
 381void
 382vMgrScanBegin(
 383      void *hDeviceContext,
 384     PCMD_STATUS pStatus
 385    );
 386*/
 387
 388void vMgrDeAuthenBeginSta(struct vnt_private *pDevice,
 389        struct vnt_manager *, u8 *abyDestAddress, u16 wReason,
 390        PCMD_STATUS pStatus);
 391
 392int bMgrPrepareBeaconToSend(struct vnt_private *pDevice,
 393        struct vnt_manager *);
 394
 395int bAdd_PMKID_Candidate(struct vnt_private *pDevice,
 396        u8 *pbyBSSID, PSRSNCapObject psRSNCapObj);
 397
 398void vFlush_PMKID_Candidate(struct vnt_private *pDevice);
 399
 400#endif /* __WMGR_H__ */
 401