drivers/staging/vt6655/key.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: key.h
  21  *
  22  * Purpose: Implement functions for 802.11i Key management
  23  *
  24  * Author: Jerry Chen
  25  *
  26  * Date: May 29, 2003
  27  *
  28  */
  29
  30 #ifndef __KEY_H__
  31 #define __KEY_H__
  32
  33 #include "ttype.h"
  34 #include "tether.h"
  35 #include "80211mgr.h"
  36
  37 /*---------------------  Export Definitions -------------------------*/
  38 #define MAX_GROUP_KEY       4
  39 #define MAX_KEY_TABLE       11
  40 #define MAX_KEY_LEN         32
  41 #define AES_KEY_LEN         16
  42
  43
  44 #define AUTHENTICATOR_KEY   0x10000000
  45 #define USE_KEYRSC          0x20000000
  46 #define PAIRWISE_KEY        0x40000000
  47 #define TRANSMIT_KEY        0x80000000
  48
  49 #define GROUP_KEY           0x00000000
  50
  51 #define KEY_CTL_WEP         0x00
  52 #define KEY_CTL_NONE        0x01
  53 #define KEY_CTL_TKIP        0x02
  54 #define KEY_CTL_CCMP        0x03
  55 #define KEY_CTL_INVALID     0xFF
  56
  57
  58 typedef struct tagSKeyItem
  59 {
  60     bool bKeyValid;
  61     unsigned long uKeyLength;
  62     unsigned char abyKey[MAX_KEY_LEN];
  63     QWORD       KeyRSC;
  64     unsigned long dwTSC47_16;
  65     unsigned short wTSC15_0;
  66     unsigned char byCipherSuite;
  67     unsigned char byReserved0;
  68     unsigned long dwKeyIndex;
  69     void *pvKeyTable;
  70 } SKeyItem, *PSKeyItem; //64
  71
  72 typedef struct tagSKeyTable
  73 {
  74     unsigned char abyBSSID[ETH_ALEN];  //6
  75     unsigned char byReserved0[2];              //8
  76     SKeyItem    PairwiseKey;
  77     SKeyItem    GroupKey[MAX_GROUP_KEY]; //64*5 = 320, 320+8=328
  78     unsigned long dwGTKeyIndex;            // GroupTransmitKey Index
  79     bool bInUse;
  80     //2006-1116-01,<Modify> by NomadZhao
  81     //unsigned short wKeyCtl;
  82     //bool bSoftWEP;
  83     bool bSoftWEP;
  84     unsigned short wKeyCtl;      // for address of wKeyCtl at align 4
  85
  86     unsigned char byReserved1[6];
  87 } SKeyTable, *PSKeyTable; //348
  88
  89 typedef struct tagSKeyManagement
  90 {
  91     SKeyTable   KeyTable[MAX_KEY_TABLE];
  92 } SKeyManagement, * PSKeyManagement;
  93
  94 /*---------------------  Export Types  ------------------------------*/
  95
  96 /*---------------------  Export Macros ------------------------------*/
  97
  98 /*---------------------  Export Classes  ----------------------------*/
  99
 100 /*---------------------  Export Variables  --------------------------*/
 101
 102 /*---------------------  Export Functions  --------------------------*/
 103
 104 void KeyvInitTable(PSKeyManagement pTable, unsigned long dwIoBase);
 105
 106 bool KeybGetKey(
 107     PSKeyManagement pTable,
 108     unsigned char *pbyBSSID,
 109     unsigned long dwKeyIndex,
 110     PSKeyItem       *pKey
 111     );
 112
 113 bool KeybSetKey(
 114     PSKeyManagement pTable,
 115     unsigned char *pbyBSSID,
 116     unsigned long dwKeyIndex,
 117     unsigned long uKeyLength,
 118     PQWORD          pKeyRSC,
 119     unsigned char *pbyKey,
 120     unsigned char byKeyDecMode,
 121     unsigned long dwIoBase,
 122     unsigned char byLocalID
 123     );
 124
 125 bool KeybSetDefaultKey(
 126     PSKeyManagement pTable,
 127     unsigned long dwKeyIndex,
 128     unsigned long uKeyLength,
 129     PQWORD          pKeyRSC,
 130     unsigned char *pbyKey,
 131     unsigned char byKeyDecMode,
 132     unsigned long dwIoBase,
 133     unsigned char byLocalID
 134     );
 135
 136 bool KeybRemoveKey(
 137     PSKeyManagement pTable,
 138     unsigned char *pbyBSSID,
 139     unsigned long dwKeyIndex,
 140     unsigned long dwIoBase
 141     );
 142
 143 bool KeybGetTransmitKey(
 144     PSKeyManagement pTable,
 145     unsigned char *pbyBSSID,
 146     unsigned long dwKeyType,
 147     PSKeyItem       *pKey
 148     );
 149
 150 bool KeybCheckPairewiseKey(
 151     PSKeyManagement pTable,
 152     PSKeyItem       *pKey
 153     );
 154
 155 bool KeybRemoveAllKey(
 156     PSKeyManagement pTable,
 157     unsigned char *pbyBSSID,
 158     unsigned long dwIoBase
 159     );
 160
 161 void KeyvRemoveWEPKey(
 162     PSKeyManagement pTable,
 163     unsigned long dwKeyIndex,
 164     unsigned long dwIoBase
 165     );
 166
 167 void KeyvRemoveAllWEPKey(
 168     PSKeyManagement pTable,
 169     unsigned long dwIoBase
 170     );
 171
 172 bool KeybSetAllGroupKey (
 173     PSKeyManagement pTable,
 174     unsigned long dwKeyIndex,
 175     unsigned long uKeyLength,
 176     PQWORD          pKeyRSC,
 177     unsigned char *pbyKey,
 178     unsigned char byKeyDecMode,
 179     unsigned long dwIoBase,
 180     unsigned char byLocalID
 181     );
 182
 183 #endif // __KEY_H__
 184