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/*
* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*
* File: key.h
*
* Purpose: Implement functions for 802.11i Key management
*
* Author: Jerry Chen
*
* Date: May 29, 2003
*
*/
#ifndef __KEY_H__
#define __KEY_H__
#include "ttype.h"
#include "tether.h"
#include "80211mgr.h"
/*--------------------- Export Definitions -------------------------*/
#define MAX_GROUP_KEY 4
#define MAX_KEY_TABLE 11
#define MAX_KEY_LEN 32
#define AES_KEY_LEN 16
#define AUTHENTICATOR_KEY 0x10000000
#define USE_KEYRSC 0x20000000
#define PAIRWISE_KEY 0x40000000
#define TRANSMIT_KEY 0x80000000
#define GROUP_KEY 0x00000000
#define KEY_CTL_WEP 0x00
#define KEY_CTL_NONE 0x01
#define KEY_CTL_TKIP 0x02
#define KEY_CTL_CCMP 0x03
#define KEY_CTL_INVALID 0xFF
typedef struct tagSKeyItem
{
bool bKeyValid;
u32 uKeyLength;
BYTE abyKey[MAX_KEY_LEN];
u64 KeyRSC;
DWORD dwTSC47_16;
WORD wTSC15_0;
BYTE byCipherSuite;
BYTE byReserved0;
DWORD dwKeyIndex;
void *pvKeyTable;
} SKeyItem, *PSKeyItem; //64
typedef struct tagSKeyTable
{
BYTE abyBSSID[ETH_ALEN]; /* 6 */
BYTE byReserved0[2]; //8
SKeyItem PairwiseKey;
SKeyItem GroupKey[MAX_GROUP_KEY]; //64*5 = 320, 320+8=328
DWORD dwGTKeyIndex; // GroupTransmitKey Index
bool bInUse;
WORD wKeyCtl;
bool bSoftWEP;
BYTE byReserved1[6];
} SKeyTable, *PSKeyTable; //352
typedef struct tagSKeyManagement
{
SKeyTable KeyTable[MAX_KEY_TABLE];
} SKeyManagement, *PSKeyManagement;
/*--------------------- Export Types ------------------------------*/
/*--------------------- Export Macros ------------------------------*/
/*--------------------- Export Classes ----------------------------*/
/*--------------------- Export Variables --------------------------*/
/*--------------------- Export Functions --------------------------*/
void KeyvInitTable(struct vnt_private *, PSKeyManagement pTable);
int KeybGetKey(PSKeyManagement pTable, u8 *pbyBSSID, u32 dwKeyIndex,
PSKeyItem *pKey);
int KeybSetKey(struct vnt_private *, PSKeyManagement pTable, u8 *pbyBSSID,
u32 dwKeyIndex, u32 uKeyLength, u64 *KeyRSC, u8 *pbyKey,
u8 byKeyDecMode);
int KeybRemoveKey(struct vnt_private *, PSKeyManagement pTable,
u8 *pbyBSSID, u32 dwKeyIndex);
int KeybRemoveAllKey(struct vnt_private *, PSKeyManagement pTable,
u8 *pbyBSSID);
void KeyvRemoveWEPKey(struct vnt_private *, PSKeyManagement pTable,
u32 dwKeyIndex);
void KeyvRemoveAllWEPKey(struct vnt_private *, PSKeyManagement pTable);
int KeybGetTransmitKey(PSKeyManagement pTable, u8 *pbyBSSID, u32 dwKeyType,
PSKeyItem *pKey);
int KeybCheckPairewiseKey(PSKeyManagement pTable, PSKeyItem *pKey);
int KeybSetDefaultKey(struct vnt_private *, PSKeyManagement pTable,
u32 dwKeyIndex, u32 uKeyLength, u64 *KeyRSC, u8 *pbyKey,
u8 byKeyDecMode);
int KeybSetAllGroupKey(struct vnt_private *, PSKeyManagement pTable,
u32 dwKeyIndex, u32 uKeyLength, u64 *KeyRSC, u8 *pbyKey,
u8 byKeyDecMode);
#endif /* __KEY_H__ */
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