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