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 {
87 unsigned short Capabilities;
88 unsigned short ListenInterval;
89 NDIS_802_11_MAC_ADDRESS CurrentAPAddress;
90 } NDIS_802_11_AI_REQFI, *PNDIS_802_11_AI_REQFI;
92 typedef struct _NDIS_802_11_AI_RESFI {
93 unsigned short Capabilities;
94 unsigned short StatusCode;
95 unsigned short AssociationId;
96 } NDIS_802_11_AI_RESFI, *PNDIS_802_11_AI_RESFI;
98 typedef struct _NDIS_802_11_ASSOCIATION_INFORMATION {
100 unsigned short AvailableRequestFixedIEs;
101 NDIS_802_11_AI_REQFI RequestFixedIEs;
102 unsigned long RequestIELength;
103 unsigned long OffsetRequestIEs;
104 unsigned short AvailableResponseFixedIEs;
105 NDIS_802_11_AI_RESFI ResponseFixedIEs;
106 unsigned long ResponseIELength;
107 unsigned long OffsetResponseIEs;
108 } NDIS_802_11_ASSOCIATION_INFORMATION, *PNDIS_802_11_ASSOCIATION_INFORMATION;
110 typedef struct tagSAssocInfo {
111 NDIS_802_11_ASSOCIATION_INFORMATION AssocInfo;
112 unsigned char abyIEs[WLAN_BEACON_FR_MAXLEN+WLAN_BEACON_FR_MAXLEN];
113 // store ReqIEs set by OID_802_11_ASSOCIATION_INFORMATION
114 unsigned long RequestIELength;
115 unsigned char abyReqIEs[WLAN_BEACON_FR_MAXLEN];
116 } SAssocInfo, *PSAssocInfo;
119 typedef enum tagWMAC_SCAN_TYPE {
123 } WMAC_SCAN_TYPE, *PWMAC_SCAN_TYPE;
125 typedef enum tagWMAC_SCAN_STATE {
129 } WMAC_SCAN_STATE, *PWMAC_SCAN_STATE;
132 // Basic Service Set state explained as following:
133 // WMAC_STATE_IDLE : no BSS is selected (Adhoc or Infra)
134 // WMAC_STATE_STARTED : no BSS is selected, start own IBSS (Adhoc only)
135 // WMAC_STATE_JOINTED : BSS is selected and synchronized (Adhoc or Infra)
136 // WMAC_STATE_AUTHPENDING : Authentication pending (Infra)
137 // WMAC_STATE_AUTH : Authenticated (Infra)
138 // WMAC_STATE_ASSOCPENDING : Association pending (Infra)
139 // WMAC_STATE_ASSOC : Associated (Infra)
141 typedef enum tagWMAC_BSS_STATE {
145 WMAC_STATE_AUTHPENDING,
147 WMAC_STATE_ASSOCPENDING,
149 } WMAC_BSS_STATE, *PWMAC_BSS_STATE;
151 // WMAC selected running mode
152 typedef enum tagWMAC_CURRENT_MODE {
157 } WMAC_CURRENT_MODE, *PWMAC_CURRENT_MODE;
160 typedef enum tagWMAC_POWER_MODE {
165 } WMAC_POWER_MODE, *PWMAC_POWER_MODE;
168 // Tx Management Packet descriptor
169 typedef struct tagSTxMgmtPacket {
170 PUWLAN_80211HDR p80211Header;
171 unsigned int cbMPDULen;
172 unsigned int cbPayloadLen;
173 } STxMgmtPacket, *PSTxMgmtPacket;
175 // Rx Management Packet descriptor
176 typedef struct tagSRxMgmtPacket {
177 PUWLAN_80211HDR p80211Header;
179 unsigned int cbMPDULen;
180 unsigned int cbPayloadLen;
183 unsigned char byRxRate;
184 unsigned char byRxChannel;
185 } SRxMgmtPacket, *PSRxMgmtPacket;
187 typedef struct tagSMgmtObject {
190 unsigned char abyMACAddr[WLAN_ADDR_LEN];
192 // Configuration Mode
193 WMAC_CONFIG_MODE eConfigMode; // MAC pre-configed mode
194 CARD_PHY_TYPE eCurrentPHYMode;
195 CARD_PHY_TYPE eConfigPHYMode;
197 // Operation state variables
198 WMAC_CURRENT_MODE eCurrMode; // MAC current connection mode
199 WMAC_BSS_STATE eCurrState; // MAC current BSS state
202 unsigned char byCSSGK;
203 unsigned char byCSSPK;
205 // Current state vars
206 unsigned int uCurrChannel;
207 unsigned char abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
208 unsigned char abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
209 unsigned char abyCurrSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
210 unsigned char abyCurrBSSID[WLAN_BSSID_LEN];
211 unsigned short wCurrCapInfo;
212 unsigned short wCurrAID;
213 unsigned short wCurrATIMWindow;
214 unsigned short wCurrBeaconPeriod;
216 unsigned char byERPContext;
218 CMD_STATE eCommandState;
219 unsigned int uScanChannel;
221 // Desire joining BSS vars
222 unsigned char abyDesireSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
223 unsigned char abyDesireBSSID[WLAN_BSSID_LEN];
225 // Adhoc or AP configuration vars
226 unsigned short wIBSSBeaconPeriod;
227 unsigned short wIBSSATIMWindow;
228 unsigned int uIBSSChannel;
229 unsigned char abyIBSSSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
230 unsigned char byAPBBType;
231 unsigned char abyWPAIE[MAX_WPA_IE_LEN];
232 unsigned short wWPAIELen;
234 unsigned int uAssocCount;
238 WMAC_SCAN_STATE eScanState;
239 WMAC_SCAN_TYPE eScanType;
240 unsigned int uScanStartCh;
241 unsigned int uScanEndCh;
242 unsigned short wScanSteps;
243 unsigned int uScanBSSType;
244 // Desire scanning vars
245 unsigned char abyScanSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
246 unsigned char abyScanBSSID[WLAN_BSSID_LEN];
249 WMAC_AUTHENTICATION_MODE eAuthenMode;
250 WMAC_ENCRYPTION_MODE eEncryptionMode;
251 bool bShareKeyAlgorithm;
252 unsigned char abyChallenge[WLAN_CHALLENGE_LEN];
253 bool bPrivacyInvoked;
255 // Received beacon state vars
258 unsigned char byDTIMCount;
259 unsigned char byDTIMPeriod;
261 // Power saving state vars
262 WMAC_POWER_MODE ePSMode;
263 unsigned short wListenInterval;
264 unsigned short wCountToWakeUp;
266 unsigned char *pbyPSPacketPool;
267 unsigned char byPSPacketPool[sizeof(STxMgmtPacket) + WLAN_NULLDATA_FR_MAXLEN];
268 bool bRxBeaconInTBTTWake;
269 unsigned char abyPSTxMap[MAX_NODE_NUM + 1];
271 // management command related
272 unsigned int uCmdBusy;
273 unsigned int uCmdHostAPBusy;
275 // management packet pool
276 unsigned char *pbyMgmtPacketPool;
277 unsigned char byMgmtPacketPool[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
279 // One second callback timer
280 struct timer_list sTimerSecondCallback;
282 // Temporarily Rx Mgmt Packet Descriptor
283 SRxMgmtPacket sRxPacket;
285 // link list of known bss's (scan results)
286 KnownBSS sBSSList[MAX_BSS_NUM];
288 // table list of known node
289 // sNodeDBList[0] is reserved for AP under Infra mode
290 // sNodeDBList[0] is reserved for Multicast under adhoc/AP mode
291 KnownNodeDB sNodeDBTable[MAX_NODE_NUM + 1];
294 SPMKIDCache gsPMKIDCache;
297 // rate fall back vars
300 SAssocInfo sAssocInfo;
305 unsigned char byNewChannel;
306 PWLAN_IE_MEASURE_REP pCurrMeasureEIDRep;
307 unsigned int uLengthOfRepEIDs;
308 unsigned char abyCurrentMSRReq[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
309 unsigned char abyCurrentMSRRep[sizeof(STxMgmtPacket) + WLAN_A3FR_MAXLEN];
310 unsigned char abyIECountry[WLAN_A3FR_MAXLEN];
311 unsigned char abyIBSSDFSOwner[6];
312 unsigned char byIBSSDFSRecovery;
315 } SMgmtObject, *PSMgmtObject;
317 /*--------------------- Export Macros ------------------------------*/
319 /*--------------------- Export Functions --------------------------*/
338 void *hDeviceContext,
345 void *hDeviceContext,
351 vMgrDisassocBeginSta(
352 void *hDeviceContext,
354 unsigned char *abyDestAddress,
355 unsigned short wReason,
361 void *hDeviceContext,
368 void *hDeviceContext,
374 void *hDeviceContext,
380 void *hDeviceContext,
382 PSRxMgmtPacket pRxPacket
388 void *hDeviceContext,
394 vMgrDeAuthenBeginSta(
395 void *hDeviceContext,
397 unsigned char *abyDestAddress,
398 unsigned short wReason,
403 bMgrPrepareBeaconToSend(
404 void *hDeviceContext,
409 bAdd_PMKID_Candidate(
410 void *hDeviceContext,
411 unsigned char *pbyBSSID,
412 PSRSNCapObject psRSNCapObj
416 vFlush_PMKID_Candidate(