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
  74 typedef void (*TimerFunction)(unsigned long);
  75
  76 //+++ NDIS related
  77
  78 typedef u8 NDIS_802_11_MAC_ADDRESS[ETH_ALEN];
  79 typedef 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
  86 typedef 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
  93 typedef 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
 106 typedef 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
 114 typedef 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
 129 typedef 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
 137 typedef 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
 145 typedef 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
 163 typedef 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
 176 typedef 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
 185 typedef 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 */
 194 struct vnt_tx_mgmt {
 195         PUWLAN_80211HDR p80211Header;
 196         u32 cbMPDULen;
 197         u32 cbPayloadLen;
 198 };
 199
 200 /* Rx Management Packet descriptor */
 201 struct 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
 212 struct 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
 356 void vMgrObjectInit(struct vnt_private *pDevice);
 357
 358 void vMgrAssocBeginSta(struct vnt_private *pDevice,
 359                 struct vnt_manager *, PCMD_STATUS pStatus);
 360
 361 void vMgrReAssocBeginSta(struct vnt_private *pDevice,
 362                 struct vnt_manager *, PCMD_STATUS pStatus);
 363
 364 void vMgrDisassocBeginSta(struct vnt_private *pDevice,
 365         struct vnt_manager *, u8 *abyDestAddress, u16 wReason,
 366         PCMD_STATUS pStatus);
 367
 368 void vMgrAuthenBeginSta(struct vnt_private *pDevice,
 369         struct vnt_manager *, PCMD_STATUS pStatus);
 370
 371 void vMgrCreateOwnIBSS(struct vnt_private *pDevice,
 372         PCMD_STATUS pStatus);
 373
 374 void vMgrJoinBSSBegin(struct vnt_private *pDevice,
 375         PCMD_STATUS pStatus);
 376
 377 void vMgrRxManagePacket(struct vnt_private *pDevice,
 378         struct vnt_manager *, struct vnt_rx_mgmt *);
 379
 380 /*
 381 void
 382 vMgrScanBegin(
 383       void *hDeviceContext,
 384      PCMD_STATUS pStatus
 385     );
 386 */
 387
 388 void vMgrDeAuthenBeginSta(struct vnt_private *pDevice,
 389         struct vnt_manager *, u8 *abyDestAddress, u16 wReason,
 390         PCMD_STATUS pStatus);
 391
 392 int bMgrPrepareBeaconToSend(struct vnt_private *pDevice,
 393         struct vnt_manager *);
 394
 395 int bAdd_PMKID_Candidate(struct vnt_private *pDevice,
 396         u8 *pbyBSSID, PSRSNCapObject psRSNCapObj);
 397
 398 void vFlush_PMKID_Candidate(struct vnt_private *pDevice);
 399
 400 #endif /* __WMGR_H__ */