Commit 1184337b authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Greg Kroah-Hartman
Browse files

staging: vt6656: dead code wpactl 



Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 64d1c329

drivers/staging/vt6656/Makefile

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@@ -21,7 +21,6 @@ vt6656_stage-y += main_usb.o \ 
			tkip.o \

			michael.o \

			rf.o \

			wpactl.o \

			usbpipe.o \

			channel.o \

			firmware.o \

drivers/staging/vt6656/main_usb.c

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@@ -58,7 +58,6 @@ 
#include "wcmd.h"

#include "rxtx.h"

#include "bssdb.h"

#include "wpactl.h"

#include "dpc.h"

#include "datarate.h"

#include "rf.h"

drivers/staging/vt6656/wpactl.c

deleted100644 → 0
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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: wpactl.c

 *

 * Purpose: handle wpa supplicant ioctl input/out functions

 *

 * Author: Lyndon Chen

 *

 * Date: July 28, 2006

 *

 * Functions:

 *

 * Revision History:

 *

 */



#include "wpactl.h"

#include "key.h"

#include "mac.h"

#include "device.h"

#include "wmgr.h"

#include "iowpa.h"

#include "usbpipe.h"

#include "rf.h"



static int msglevel = MSG_LEVEL_INFO;



/*

 * Description:

 *      Set WPA algorithm & keys

 *

 * Parameters:

 *  In:

 *      pDevice -

 *      param -

 *  Out:

 *

 * Return Value:

 *

 */

int wpa_set_keys(struct vnt_private *pDevice, void *ctx)

{

	struct viawget_wpa_param *param = ctx;

	struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;

	u32 dwKeyIndex = 0;

	u8 abyKey[MAX_KEY_LEN];

	u8 abySeq[MAX_KEY_LEN];

	u64 KeyRSC;

	u8 byKeyDecMode = KEY_CTL_WEP;

	int ret = 0;

	u8 uu;

	int ii;



	if (param->u.wpa_key.alg_name > WPA_ALG_CCMP)

		return -EINVAL;



	DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "param->u.wpa_key.alg_name = %d \n",

		param->u.wpa_key.alg_name);

	if (param->u.wpa_key.alg_name == WPA_ALG_NONE) {

		pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;

		pDevice->bEncryptionEnable = false;

		pDevice->byKeyIndex = 0;

		pDevice->bTransmitKey = false;

		for (uu=0; uu<MAX_KEY_TABLE; uu++) {

			vnt_mac_disable_keyentry(pDevice, uu);

		}

		return ret;

	}



	if (param->u.wpa_key.key_len > sizeof(abyKey))

		return -EINVAL;



	memcpy(&abyKey[0], param->u.wpa_key.key, param->u.wpa_key.key_len);



	dwKeyIndex = (u32)(param->u.wpa_key.key_index);



	if (param->u.wpa_key.alg_name == WPA_ALG_WEP) {

		if (dwKeyIndex > 3) {

			return -EINVAL;

		} else {

			if (param->u.wpa_key.set_tx) {

				pDevice->byKeyIndex = (u8)dwKeyIndex;

				pDevice->bTransmitKey = true;

				dwKeyIndex |= (1 << 31);

			}

			KeybSetDefaultKey(  pDevice,

					&(pDevice->sKey),

					dwKeyIndex & ~(BIT30 | USE_KEYRSC),

					param->u.wpa_key.key_len,

					NULL,

					abyKey,

					KEY_CTL_WEP

				);



		}

		pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;

		pDevice->bEncryptionEnable = true;

		return ret;

	}



	if (param->u.wpa_key.seq && param->u.wpa_key.seq_len > sizeof(abySeq))

		return -EINVAL;



	memcpy(&abySeq[0], param->u.wpa_key.seq, param->u.wpa_key.seq_len);



	if (param->u.wpa_key.seq_len > 0) {

		for (ii = 0 ; ii < param->u.wpa_key.seq_len ; ii++) {

			if (ii < 4)

				KeyRSC |= (abySeq[ii] << (ii * 8));

			else

				KeyRSC |= (abySeq[ii] << ((ii-4) * 8));

		}

		dwKeyIndex |= 1 << 29;

	}



	if (param->u.wpa_key.key_index >= MAX_GROUP_KEY) {

		DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "return  dwKeyIndex > 3\n");

		return -EINVAL;

	}



	if (param->u.wpa_key.alg_name == WPA_ALG_TKIP) {

		pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled;

	}



	if (param->u.wpa_key.alg_name == WPA_ALG_CCMP) {

		pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled;

	}



	if (param->u.wpa_key.set_tx)

		dwKeyIndex |= (1 << 31);



	if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled)

		byKeyDecMode = KEY_CTL_CCMP;

	else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled)

		byKeyDecMode = KEY_CTL_TKIP;

	else

		byKeyDecMode = KEY_CTL_WEP;



	// Fix HCT test that set 256 bits KEY and Ndis802_11Encryption3Enabled

	if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {

		if (param->u.wpa_key.key_len == MAX_KEY_LEN)

			byKeyDecMode = KEY_CTL_TKIP;

		else if (param->u.wpa_key.key_len == WLAN_WEP40_KEYLEN)

			byKeyDecMode = KEY_CTL_WEP;

		else if (param->u.wpa_key.key_len == WLAN_WEP104_KEYLEN)

			byKeyDecMode = KEY_CTL_WEP;

	} else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {

		if (param->u.wpa_key.key_len == WLAN_WEP40_KEYLEN)

			byKeyDecMode = KEY_CTL_WEP;

		else if (param->u.wpa_key.key_len == WLAN_WEP104_KEYLEN)

			byKeyDecMode = KEY_CTL_WEP;

	}



	// Check TKIP key length

	if ((byKeyDecMode == KEY_CTL_TKIP) &&

		(param->u.wpa_key.key_len != MAX_KEY_LEN)) {

		// TKIP Key must be 256 bits

		DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "return - TKIP Key must be 256 bits!\n");

		return -EINVAL;

    }

	// Check AES key length

	if ((byKeyDecMode == KEY_CTL_CCMP) &&

		(param->u.wpa_key.key_len != AES_KEY_LEN)) {

		// AES Key must be 128 bits

		DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "return - AES Key must be 128 bits\n");

		return -EINVAL;

	}



	if (is_broadcast_ether_addr(&param->addr[0]) || (param->addr == NULL)) {

		/* if broadcast, set the key as every key entry's group key */

		DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Groupe Key Assign.\n");



		if ((KeybSetAllGroupKey(pDevice, &(pDevice->sKey), dwKeyIndex,

							param->u.wpa_key.key_len,

							&KeyRSC,

							(u8 *)abyKey,

							byKeyDecMode

					) == true) &&

			(KeybSetDefaultKey(pDevice,

					&(pDevice->sKey),

					dwKeyIndex,

					param->u.wpa_key.key_len,

					&KeyRSC,

					(u8 *)abyKey,

					byKeyDecMode

				) == true) ) {

			DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "GROUP Key Assign.\n");

		} else {

			return -EINVAL;

		}

	} else {

		DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key Assign.\n");

		// BSSID not 0xffffffffffff

		// Pairwise Key can't be WEP

		if (byKeyDecMode == KEY_CTL_WEP) {

			DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key can't be WEP\n");

			return -EINVAL;

		}

		dwKeyIndex |= (1 << 30); // set pairwise key

		if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) {

			//DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA - WMAC_CONFIG_IBSS_STA\n"));

			return -EINVAL;

		}

		if (KeybSetKey(pDevice, &(pDevice->sKey), &param->addr[0],

				dwKeyIndex, param->u.wpa_key.key_len,

				&KeyRSC, (u8 *)abyKey, byKeyDecMode

				) == true) {

			DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key Set\n");

		} else {

			// Key Table Full

			if (ether_addr_equal(param->addr, pDevice->abyBSSID)) {

				//DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA -Key Table Full.2\n"));

				return -EINVAL;

			} else {

				// Save Key and configure just before associate/reassociate to BSSID

				// we do not implement now

				return -EINVAL;

			}

		}

	} // BSSID not 0xffffffffffff

	if ((ret == 0) && ((param->u.wpa_key.set_tx) != 0)) {

		pDevice->byKeyIndex = (u8)param->u.wpa_key.key_index;

		pDevice->bTransmitKey = true;

	}

	pDevice->bEncryptionEnable = true;



	return ret;

}

drivers/staging/vt6656/wpactl.h

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Original line number Diff line number Diff line 
/*

 * 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: wpactl.h

 *

 * Purpose:

 *

 * Author: Lyndon Chen

 *

 * Date: March 1, 2005

 *

 */



#ifndef __WPACTL_H__

#define __WPACTL_H__



#include "device.h"

#include "iowpa.h"



//WPA related



typedef enum { WPA_ALG_NONE, WPA_ALG_WEP, WPA_ALG_TKIP, WPA_ALG_CCMP } wpa_alg;



#define AUTH_ALG_OPEN_SYSTEM	0x01

#define AUTH_ALG_SHARED_KEY	0x02

#define AUTH_ALG_LEAP		0x04



typedef unsigned long long NDIS_802_11_KEY_RSC;



int wpa_set_keys(struct vnt_private *, void *ctx);



#endif /* __WPACL_H__ */