2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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.
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.
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.
46 /*--------------------- Export Definitions -------------------------*/
49 #define PROBE_DELAY 100 // (us)
50 #define SWITCH_CHANNEL_DELAY 200 // (us)
51 #define WLAN_SCAN_MINITIME 25 // (ms)
52 #define WLAN_SCAN_MAXTIME 100 // (ms)
53 #define TRIVIAL_SYNC_DIFFERENCE 0 // (us)
54 #define DEFAULT_IBSS_BI 100 // (ms)
56 #define WCMD_ACTIVE_SCAN_TIME 50 //(ms)
57 #define WCMD_PASSIVE_SCAN_TIME 100 //(ms)
59 #define DEFAULT_MSDU_LIFETIME 512 // ms
60 #define DEFAULT_MSDU_LIFETIME_RES_64us 8000 // 64us
62 #define DEFAULT_MGN_LIFETIME 8 // ms
63 #define DEFAULT_MGN_LIFETIME_RES_64us 125 // 64us
65 #define MAKE_BEACON_RESERVED 10 //(us)
67 #define TIM_MULTICAST_MASK 0x01
68 #define TIM_BITMAPOFFSET_MASK 0xFE
69 #define DEFAULT_DTIM_PERIOD 1
71 #define AP_LONG_RETRY_LIMIT 4
73 #define DEFAULT_IBSS_CHANNEL 6 //2.4G
75 /*--------------------- Export Classes ----------------------------*/
77 /*--------------------- Export Variables --------------------------*/
79 /*--------------------- Export Types ------------------------------*/
80 #define timer_expire(timer, next_tick) mod_timer(&timer, RUN_AT(next_tick))
81 typedef void (*TimerFunction)(unsigned long);
85 typedef unsigned char NDIS_802_11_MAC_ADDRESS[6];
86 typedef struct _NDIS_802_11_AI_REQFI
88 unsigned short Capabilities;
89 unsigned short ListenInterval;
90 NDIS_802_11_MAC_ADDRESS CurrentAPAddress;
91 } NDIS_802_11_AI_REQFI, *PNDIS_802_11_AI_REQFI;
93 typedef struct _NDIS_802_11_AI_RESFI
95 unsigned short Capabilities;
96 unsigned short StatusCode;
97 unsigned short AssociationId;
98 } NDIS_802_11_AI_RESFI, *PNDIS_802_11_AI_RESFI;
100 typedef struct _NDIS_802_11_ASSOCIATION_INFORMATION
102 unsigned long Length;
103 unsigned short AvailableRequestFixedIEs;
104 NDIS_802_11_AI_REQFI RequestFixedIEs;
105 unsigned long RequestIELength;
106 unsigned long OffsetRequestIEs;
107 unsigned short AvailableResponseFixedIEs;
108 NDIS_802_11_AI_RESFI ResponseFixedIEs;
109 unsigned long ResponseIELength;
110 unsigned long OffsetResponseIEs;
111 } NDIS_802_11_ASSOCIATION_INFORMATION, *PNDIS_802_11_ASSOCIATION_INFORMATION;
113 typedef struct tagSAssocInfo {
114 NDIS_802_11_ASSOCIATION_INFORMATION AssocInfo;
115 unsigned char abyIEs[WLAN_BEACON_FR_MAXLEN+WLAN_BEACON_FR_MAXLEN];
116 // store ReqIEs set by OID_802_11_ASSOCIATION_INFORMATION
117 unsigned long RequestIELength;
118 unsigned char abyReqIEs[WLAN_BEACON_FR_MAXLEN];
119 } SAssocInfo, *PSAssocInfo;
122 typedef enum tagWMAC_SCAN_TYPE {
126 } WMAC_SCAN_TYPE, *PWMAC_SCAN_TYPE;
128 typedef enum tagWMAC_SCAN_STATE {
132 } WMAC_SCAN_STATE, *PWMAC_SCAN_STATE;
135 // Basic Service Set state explained as following:
136 // WMAC_STATE_IDLE : no BSS is selected (Adhoc or Infra)
137 // WMAC_STATE_STARTED : no BSS is selected, start own IBSS (Adhoc only)
138 // WMAC_STATE_JOINTED : BSS is selected and synchronized (Adhoc or Infra)
139 // WMAC_STATE_AUTHPENDING : Authentication pending (Infra)
140 // WMAC_STATE_AUTH : Authenticated (Infra)
141 // WMAC_STATE_ASSOCPENDING : Association pending (Infra)
142 // WMAC_STATE_ASSOC : Associated (Infra)
144 typedef enum tagWMAC_BSS_STATE {
148 WMAC_STATE_AUTHPENDING,
150 WMAC_STATE_ASSOCPENDING,
152 } WMAC_BSS_STATE, *PWMAC_BSS_STATE;
154 // WMAC selected running mode
155 typedef enum tagWMAC_CURRENT_MODE {
160 } WMAC_CURRENT_MODE, *PWMAC_CURRENT_MODE;
163 typedef enum tagWMAC_POWER_MODE {
168 } WMAC_POWER_MODE, *PWMAC_POWER_MODE;
171 // Tx Management Packet descriptor
172 typedef struct tagSTxMgmtPacket {
173 PUWLAN_80211HDR p80211Header;
174 unsigned int cbMPDULen;
175 unsigned int cbPayloadLen;
176 } STxMgmtPacket, *PSTxMgmtPacket;
178 // Rx Management Packet descriptor
179 typedef struct tagSRxMgmtPacket {
180 PUWLAN_80211HDR p80211Header;
182 unsigned int cbMPDULen;
183 unsigned int cbPayloadLen;
186 unsigned char byRxRate;
187 unsigned char byRxChannel;
188 } SRxMgmtPacket, *PSRxMgmtPacket;
190 typedef struct tagSMgmtObject
194 unsigned char abyMACAddr[WLAN_ADDR_LEN];
196 // Configuration Mode
197 WMAC_CONFIG_MODE eConfigMode; // MAC pre-configed mode
198 CARD_PHY_TYPE eCurrentPHYMode;
199 CARD_PHY_TYPE eConfigPHYMode;
201 // Operation state variables
202 WMAC_CURRENT_MODE eCurrMode; // MAC current connection mode
203 WMAC_BSS_STATE eCurrState; // MAC current BSS state
206 unsigned char byCSSGK;
207 unsigned char byCSSPK;
209 // Current state vars
210 unsigned int uCurrChannel;
211 unsigned char abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
212 unsigned char abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
213 unsigned char abyCurrSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
214 unsigned char abyCurrBSSID[WLAN_BSSID_LEN];
215 unsigned short wCurrCapInfo;
216 unsigned short wCurrAID;
217 unsigned short wCurrATIMWindow;
218 unsigned short wCurrBeaconPeriod;
220 unsigned char byERPContext;
222 CMD_STATE eCommandState;
223 unsigned int uScanChannel;
225 // Desire joining BSS vars
226 unsigned char abyDesireSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
227 unsigned char abyDesireBSSID[WLAN_BSSID_LEN];
229 // Adhoc or AP configuration vars
230 unsigned short wIBSSBeaconPeriod;
231 unsigned short wIBSSATIMWindow;
232 unsigned int uIBSSChannel;
233 unsigned char abyIBSSSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
234 unsigned char byAPBBType;
235 unsigned char abyWPAIE[MAX_WPA_IE_LEN];
236 unsigned short wWPAIELen;
238 unsigned int uAssocCount;
242 WMAC_SCAN_STATE eScanState;
243 WMAC_SCAN_TYPE eScanType;
244 unsigned int uScanStartCh;
245 unsigned int uScanEndCh;
246 unsigned short wScanSteps;
247 unsigned int uScanBSSType;
248 // Desire scanning vars
249 unsigned char abyScanSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
250 unsigned char abyScanBSSID[WLAN_BSSID_LEN];
253 WMAC_AUTHENTICATION_MODE eAuthenMode;
254 WMAC_ENCRYPTION_MODE eEncryptionMode;
255 bool bShareKeyAlgorithm;
256 unsigned char abyChallenge[WLAN_CHALLENGE_LEN];
257 bool bPrivacyInvoked;
259 // Received beacon state vars
262 unsigned char byDTIMCount;
263 unsigned char byDTIMPeriod;
265 // Power saving state vars
266 WMAC_POWER_MODE ePSMode;
267 unsigned short wListenInterval;
268 unsigned short wCountToWakeUp;
270 unsigned char *pbyPSPacketPool;
271 unsigned char byPSPacketPool[sizeof(STxMgmtPacket) + WLAN_NULLDATA_FR_MAXLEN];
272 bool bRxBeaconInTBTTWake;
273 unsigned char abyPSTxMap[MAX_NODE_NUM + 1];
275 // management command related
276 unsigned int uCmdBusy;
277 unsigned int uCmdHostAPBusy;
279 // management packet pool
280 unsigned char *pbyMgmtPacketPool;
281 unsigned char byMgmtPacketPool[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
283 // One second callback timer
284 struct timer_list sTimerSecondCallback;
286 // Temporarily Rx Mgmt Packet Descriptor
287 SRxMgmtPacket sRxPacket;
289 // link list of known bss's (scan results)
290 KnownBSS sBSSList[MAX_BSS_NUM];
292 // table list of known node
293 // sNodeDBList[0] is reserved for AP under Infra mode
294 // sNodeDBList[0] is reserved for Multicast under adhoc/AP mode
295 KnownNodeDB sNodeDBTable[MAX_NODE_NUM + 1];
298 SPMKIDCache gsPMKIDCache;
301 // rate fall back vars
304 SAssocInfo sAssocInfo;
309 unsigned char byNewChannel;
310 PWLAN_IE_MEASURE_REP pCurrMeasureEIDRep;
311 unsigned int uLengthOfRepEIDs;
312 unsigned char abyCurrentMSRReq[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
313 unsigned char abyCurrentMSRRep[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
314 unsigned char abyIECountry[WLAN_A3FR_MAXLEN];
315 unsigned char abyIBSSDFSOwner[6];
316 unsigned char byIBSSDFSRecovery;
319 } SMgmtObject, *PSMgmtObject;
321 /*--------------------- Export Macros ------------------------------*/
323 /*--------------------- Export Functions --------------------------*/
342 void *hDeviceContext,
349 void *hDeviceContext,
355 vMgrDisassocBeginSta(
356 void *hDeviceContext,
358 unsigned char *abyDestAddress,
359 unsigned short wReason,
365 void *hDeviceContext,
372 void *hDeviceContext,
378 void *hDeviceContext,
384 void *hDeviceContext,
386 PSRxMgmtPacket pRxPacket
392 void *hDeviceContext,
398 vMgrDeAuthenBeginSta(
399 void *hDeviceContext,
401 unsigned char *abyDestAddress,
402 unsigned short wReason,
407 bMgrPrepareBeaconToSend(
408 void *hDeviceContext,
413 bAdd_PMKID_Candidate(
414 void *hDeviceContext,
415 unsigned char *pbyBSSID,
416 PSRSNCapObject psRSNCapObj
420 vFlush_PMKID_Candidate(