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Forest Bond92b96792009-06-13 07:38:31 -04001/*
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: bssdb.h
21 *
22 * Purpose: Handles the Basic Service Set & Node Database functions
23 *
24 * Author: Lyndon Chen
25 *
26 * Date: July 16, 2002
27 *
28 */
29
30#ifndef __BSSDB_H__
31#define __BSSDB_H__
32
Forest Bond92b96792009-06-13 07:38:31 -040033#include <linux/skbuff.h>
Forest Bond92b96792009-06-13 07:38:31 -040034#include "80211hdr.h"
Forest Bond92b96792009-06-13 07:38:31 -040035#include "80211mgr.h"
Forest Bond92b96792009-06-13 07:38:31 -040036#include "card.h"
Forest Bond92b96792009-06-13 07:38:31 -040037#include "mib.h"
Forest Bond92b96792009-06-13 07:38:31 -040038
39/*--------------------- Export Definitions -------------------------*/
40
41#define MAX_NODE_NUM 64
42#define MAX_BSS_NUM 42
43#define LOST_BEACON_COUNT 10 // 10 sec, XP defined
44#define MAX_PS_TX_BUF 32 // sta max power saving tx buf
45#define ADHOC_LOST_BEACON_COUNT 30 // 30 sec, beacon lost for adhoc only
46#define MAX_INACTIVE_COUNT 300 // 300 sec, inactive STA node refresh
47
48#define USE_PROTECT_PERIOD 10 // 10 sec, Use protect mode check period
49#define ERP_RECOVER_COUNT 30 // 30 sec, ERP support callback check
50#define BSS_CLEAR_COUNT 1
51
52#define RSSI_STAT_COUNT 10
53#define MAX_CHECK_RSSI_COUNT 8
54
55// STA dwflags
56#define WLAN_STA_AUTH BIT0
57#define WLAN_STA_ASSOC BIT1
58#define WLAN_STA_PS BIT2
59#define WLAN_STA_TIM BIT3
60// permanent; do not remove entry on expiration
61#define WLAN_STA_PERM BIT4
62// If 802.1X is used, this flag is
63// controlling whether STA is authorized to
64// send and receive non-IEEE 802.1X frames
65#define WLAN_STA_AUTHORIZED BIT5
66
67//#define MAX_RATE 12
68
69#define MAX_WPA_IE_LEN 64
70
71
72/*--------------------- Export Classes ----------------------------*/
73
74/*--------------------- Export Variables --------------------------*/
75
76
77/*--------------------- Export Types ------------------------------*/
78
79//
80// IEEE 802.11 Structures and definitions
81//
82
83typedef struct tagSERPObject {
84 BOOL bERPExist;
85 BYTE byERP;
Jim Lieb193a8232009-08-12 14:54:06 -070086}ERPObject, *PERPObject;
Forest Bond92b96792009-06-13 07:38:31 -040087
88
89typedef struct tagSRSNCapObject {
90 BOOL bRSNCapExist;
91 WORD wRSNCap;
Jim Lieb193a8232009-08-12 14:54:06 -070092}SRSNCapObject, *PSRSNCapObject;
Forest Bond92b96792009-06-13 07:38:31 -040093
94// BSS info(AP)
95#pragma pack(1)
96typedef struct tagKnownBSS {
97 // BSS info
98 BOOL bActive;
99 BYTE abyBSSID[WLAN_BSSID_LEN];
Andres Morecc856e62010-05-17 21:34:01 -0300100 unsigned int uChannel;
Forest Bond92b96792009-06-13 07:38:31 -0400101 BYTE abySuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
102 BYTE abyExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
Andres Morecc856e62010-05-17 21:34:01 -0300103 unsigned int uRSSI;
Forest Bond92b96792009-06-13 07:38:31 -0400104 BYTE bySQ;
105 WORD wBeaconInterval;
106 WORD wCapInfo;
107 BYTE abySSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
108 BYTE byRxRate;
109
110// WORD wATIMWindow;
111 BYTE byRSSIStatCnt;
Andres More213d2e92010-05-17 21:34:00 -0300112 signed long ldBmMAX;
113 signed long ldBmAverage[RSSI_STAT_COUNT];
114 signed long ldBmAverRange;
Forest Bond92b96792009-06-13 07:38:31 -0400115 //For any BSSID selection improvment
116 BOOL bSelected;
117
118 //++ WPA informations
119 BOOL bWPAValid;
120 BYTE byGKType;
121 BYTE abyPKType[4];
122 WORD wPKCount;
123 BYTE abyAuthType[4];
124 WORD wAuthCount;
125 BYTE byDefaultK_as_PK;
126 BYTE byReplayIdx;
127 //--
128
129 //++ WPA2 informations
130 BOOL bWPA2Valid;
131 BYTE byCSSGK;
132 WORD wCSSPKCount;
133 BYTE abyCSSPK[4];
134 WORD wAKMSSAuthCount;
135 BYTE abyAKMSSAuthType[4];
136
137 //++ wpactl
138 BYTE byWPAIE[MAX_WPA_IE_LEN];
139 BYTE byRSNIE[MAX_WPA_IE_LEN];
140 WORD wWPALen;
141 WORD wRSNLen;
142
143 // Clear count
Andres Morecc856e62010-05-17 21:34:01 -0300144 unsigned int uClearCount;
Forest Bond92b96792009-06-13 07:38:31 -0400145// BYTE abyIEs[WLAN_BEACON_FR_MAXLEN];
Andres Morecc856e62010-05-17 21:34:01 -0300146 unsigned int uIELength;
Forest Bond92b96792009-06-13 07:38:31 -0400147 QWORD qwBSSTimestamp;
148 QWORD qwLocalTSF; // local TSF timer
149
150 CARD_PHY_TYPE eNetworkTypeInUse;
151
152 ERPObject sERP;
153 SRSNCapObject sRSNCapObj;
154 BYTE abyIEs[1024]; // don't move this field !!
155
156}__attribute__ ((__packed__))
Jim Lieb193a8232009-08-12 14:54:06 -0700157KnownBSS , *PKnownBSS;
Forest Bond92b96792009-06-13 07:38:31 -0400158
159
160
161typedef enum tagNODE_STATE {
162 NODE_FREE,
163 NODE_AGED,
164 NODE_KNOWN,
165 NODE_AUTH,
166 NODE_ASSOC
167} NODE_STATE, *PNODE_STATE;
168
169
170// STA node info
171typedef struct tagKnownNodeDB {
172 // STA info
173 BOOL bActive;
174 BYTE abyMACAddr[WLAN_ADDR_LEN];
175 BYTE abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
176 BYTE abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
177 WORD wTxDataRate;
178 BOOL bShortPreamble;
179 BOOL bERPExist;
180 BOOL bShortSlotTime;
Andres Morecc856e62010-05-17 21:34:01 -0300181 unsigned int uInActiveCount;
Forest Bond92b96792009-06-13 07:38:31 -0400182 WORD wMaxBasicRate; //Get from byTopOFDMBasicRate or byTopCCKBasicRate which depends on packetTyp.
183 WORD wMaxSuppRate; //Records the highest supported rate getting from SuppRates IE and ExtSuppRates IE in Beacon.
184 WORD wSuppRate;
185 BYTE byTopOFDMBasicRate;//Records the highest basic rate in OFDM mode
186 BYTE byTopCCKBasicRate; //Records the highest basic rate in CCK mode
187
188 // For AP mode
189 struct sk_buff_head sTxPSQueue;
190 WORD wCapInfo;
191 WORD wListenInterval;
192 WORD wAID;
193 NODE_STATE eNodeState;
194 BOOL bPSEnable;
195 BOOL bRxPSPoll;
196 BYTE byAuthSequence;
Andres Morecc856e62010-05-17 21:34:01 -0300197 unsigned long ulLastRxJiffer;
Forest Bond92b96792009-06-13 07:38:31 -0400198 BYTE bySuppRate;
199 DWORD dwFlags;
200 WORD wEnQueueCnt;
201
202 BOOL bOnFly;
Andres Morecc856e62010-05-17 21:34:01 -0300203 unsigned long long KeyRSC;
Forest Bond92b96792009-06-13 07:38:31 -0400204 BYTE byKeyIndex;
205 DWORD dwKeyIndex;
206 BYTE byCipherSuite;
207 DWORD dwTSC47_16;
208 WORD wTSC15_0;
Andres Morecc856e62010-05-17 21:34:01 -0300209 unsigned int uWepKeyLength;
Forest Bond92b96792009-06-13 07:38:31 -0400210 BYTE abyWepKey[WLAN_WEPMAX_KEYLEN];
211 //
212 // Auto rate fallback vars
213 BOOL bIsInFallback;
Andres Morecc856e62010-05-17 21:34:01 -0300214 unsigned int uAverageRSSI;
215 unsigned int uRateRecoveryTimeout;
216 unsigned int uRatePollTimeout;
217 unsigned int uTxFailures;
218 unsigned int uTxAttempts;
Forest Bond92b96792009-06-13 07:38:31 -0400219
Andres Morecc856e62010-05-17 21:34:01 -0300220 unsigned int uTxRetry;
221 unsigned int uFailureRatio;
222 unsigned int uRetryRatio;
223 unsigned int uTxOk[MAX_RATE+1];
224 unsigned int uTxFail[MAX_RATE+1];
225 unsigned int uTimeCount;
Forest Bond92b96792009-06-13 07:38:31 -0400226
Jim Lieb193a8232009-08-12 14:54:06 -0700227} KnownNodeDB, *PKnownNodeDB;
Forest Bond92b96792009-06-13 07:38:31 -0400228
Forest Bond92b96792009-06-13 07:38:31 -0400229/*--------------------- Export Functions --------------------------*/
230
Andres More0cbd8d92010-05-06 20:34:29 -0300231PKnownBSS BSSpSearchBSSList(void *hDeviceContext,
232 PBYTE pbyDesireBSSID,
233 PBYTE pbyDesireSSID,
234 CARD_PHY_TYPE ePhyType);
Forest Bond92b96792009-06-13 07:38:31 -0400235
Andres More0cbd8d92010-05-06 20:34:29 -0300236PKnownBSS BSSpAddrIsInBSSList(void *hDeviceContext,
237 PBYTE abyBSSID,
238 PWLAN_IE_SSID pSSID);
Forest Bond92b96792009-06-13 07:38:31 -0400239
Andres More0cbd8d92010-05-06 20:34:29 -0300240void BSSvClearBSSList(void *hDeviceContext, BOOL bKeepCurrBSSID);
Forest Bond92b96792009-06-13 07:38:31 -0400241
Andres More0cbd8d92010-05-06 20:34:29 -0300242BOOL BSSbInsertToBSSList(void *hDeviceContext,
243 PBYTE abyBSSIDAddr,
244 QWORD qwTimestamp,
245 WORD wBeaconInterval,
246 WORD wCapInfo,
247 BYTE byCurrChannel,
248 PWLAN_IE_SSID pSSID,
249 PWLAN_IE_SUPP_RATES pSuppRates,
250 PWLAN_IE_SUPP_RATES pExtSuppRates,
251 PERPObject psERP,
252 PWLAN_IE_RSN pRSN,
253 PWLAN_IE_RSN_EXT pRSNWPA,
254 PWLAN_IE_COUNTRY pIE_Country,
255 PWLAN_IE_QUIET pIE_Quiet,
Andres Morecc856e62010-05-17 21:34:01 -0300256 unsigned int uIELength,
Andres More0cbd8d92010-05-06 20:34:29 -0300257 PBYTE pbyIEs,
258 void *pRxPacketContext);
Forest Bond92b96792009-06-13 07:38:31 -0400259
Andres More0cbd8d92010-05-06 20:34:29 -0300260BOOL BSSbUpdateToBSSList(void *hDeviceContext,
261 QWORD qwTimestamp,
262 WORD wBeaconInterval,
263 WORD wCapInfo,
264 BYTE byCurrChannel,
265 BOOL bChannelHit,
266 PWLAN_IE_SSID pSSID,
267 PWLAN_IE_SUPP_RATES pSuppRates,
268 PWLAN_IE_SUPP_RATES pExtSuppRates,
269 PERPObject psERP,
270 PWLAN_IE_RSN pRSN,
271 PWLAN_IE_RSN_EXT pRSNWPA,
272 PWLAN_IE_COUNTRY pIE_Country,
273 PWLAN_IE_QUIET pIE_Quiet,
274 PKnownBSS pBSSList,
Andres Morecc856e62010-05-17 21:34:01 -0300275 unsigned int uIELength,
Andres More0cbd8d92010-05-06 20:34:29 -0300276 PBYTE pbyIEs,
277 void *pRxPacketContext);
Forest Bond92b96792009-06-13 07:38:31 -0400278
Andres More0cbd8d92010-05-06 20:34:29 -0300279BOOL BSSbIsSTAInNodeDB(void *hDeviceContext,
280 PBYTE abyDstAddr,
281 PUINT puNodeIndex);
Forest Bond92b96792009-06-13 07:38:31 -0400282
Andres More0cbd8d92010-05-06 20:34:29 -0300283void BSSvCreateOneNode(void *hDeviceContext, PUINT puNodeIndex);
Forest Bond92b96792009-06-13 07:38:31 -0400284
Andres More0cbd8d92010-05-06 20:34:29 -0300285void BSSvUpdateAPNode(void *hDeviceContext,
286 PWORD pwCapInfo,
287 PWLAN_IE_SUPP_RATES pItemRates,
288 PWLAN_IE_SUPP_RATES pExtSuppRates);
Forest Bond92b96792009-06-13 07:38:31 -0400289
Andres More0cbd8d92010-05-06 20:34:29 -0300290void BSSvSecondCallBack(void *hDeviceContext);
Forest Bond92b96792009-06-13 07:38:31 -0400291
Andres More0cbd8d92010-05-06 20:34:29 -0300292void BSSvUpdateNodeTxCounter(void *hDeviceContext,
293 PSStatCounter pStatistic,
294 BYTE byTSR,
295 BYTE byPktNO);
Forest Bond92b96792009-06-13 07:38:31 -0400296
Andres More0cbd8d92010-05-06 20:34:29 -0300297void BSSvRemoveOneNode(void *hDeviceContext,
Andres Morecc856e62010-05-17 21:34:01 -0300298 unsigned int uNodeIndex);
Forest Bond92b96792009-06-13 07:38:31 -0400299
Andres More0cbd8d92010-05-06 20:34:29 -0300300void BSSvAddMulticastNode(void *hDeviceContext);
Forest Bond92b96792009-06-13 07:38:31 -0400301
Andres More0cbd8d92010-05-06 20:34:29 -0300302void BSSvClearNodeDBTable(void *hDeviceContext,
Andres Morecc856e62010-05-17 21:34:01 -0300303 unsigned int uStartIndex);
Forest Bond92b96792009-06-13 07:38:31 -0400304
Andres More0cbd8d92010-05-06 20:34:29 -0300305void BSSvClearAnyBSSJoinRecord(void *hDeviceContext);
Forest Bond92b96792009-06-13 07:38:31 -0400306
Andres Moree7b07d12010-05-01 19:12:26 -0300307#endif /* __BSSDB_H__ */