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b902fbfebf
Checkpatch findings were not resolved, only direct replacement. sed -i 's/\bBYTE\b/u8/g' drivers/staging/vt6656/*.[ch] sed -i 's/\bPBYTE\b/u8 */g' drivers/staging/vt6656/*.[ch] Signed-off-by: Andres More <more.andres@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
261 lines
7.2 KiB
C
261 lines
7.2 KiB
C
/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*
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* File: wpactl.c
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*
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* Purpose: handle wpa supplicant ioctl input/out functions
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*
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* Author: Lyndon Chen
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*
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* Date: July 28, 2006
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*
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* Functions:
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*
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* Revision History:
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*
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*/
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#include "wpactl.h"
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#include "key.h"
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#include "mac.h"
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#include "device.h"
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#include "wmgr.h"
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#include "iocmd.h"
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#include "iowpa.h"
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#include "control.h"
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#include "rndis.h"
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#include "rf.h"
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/*--------------------- Static Definitions -------------------------*/
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/*--------------------- Static Classes ----------------------------*/
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/*--------------------- Static Variables --------------------------*/
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static int msglevel = MSG_LEVEL_INFO;
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/*--------------------- Static Functions --------------------------*/
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/*--------------------- Export Variables --------------------------*/
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/*
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* Description:
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* Set WPA algorithm & keys
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*
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* Parameters:
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* In:
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* pDevice -
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* param -
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* Out:
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*
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* Return Value:
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*
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*/
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int wpa_set_keys(struct vnt_private *pDevice, void *ctx)
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{
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struct viawget_wpa_param *param = ctx;
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struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
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DWORD dwKeyIndex = 0;
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u8 abyKey[MAX_KEY_LEN];
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u8 abySeq[MAX_KEY_LEN];
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u64 KeyRSC;
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u8 byKeyDecMode = KEY_CTL_WEP;
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int ret = 0;
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int uu;
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int ii;
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if (param->u.wpa_key.alg_name > WPA_ALG_CCMP)
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return -EINVAL;
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "param->u.wpa_key.alg_name = %d \n",
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param->u.wpa_key.alg_name);
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if (param->u.wpa_key.alg_name == WPA_ALG_NONE) {
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pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;
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pDevice->bEncryptionEnable = false;
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pDevice->byKeyIndex = 0;
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pDevice->bTransmitKey = false;
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for (uu=0; uu<MAX_KEY_TABLE; uu++) {
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MACvDisableKeyEntry(pDevice, uu);
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}
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return ret;
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}
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if (param->u.wpa_key.key && param->u.wpa_key.key_len > sizeof(abyKey))
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return -EINVAL;
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memcpy(&abyKey[0], param->u.wpa_key.key, param->u.wpa_key.key_len);
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dwKeyIndex = (DWORD)(param->u.wpa_key.key_index);
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if (param->u.wpa_key.alg_name == WPA_ALG_WEP) {
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if (dwKeyIndex > 3) {
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return -EINVAL;
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} else {
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if (param->u.wpa_key.set_tx) {
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pDevice->byKeyIndex = (u8)dwKeyIndex;
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pDevice->bTransmitKey = true;
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dwKeyIndex |= (1 << 31);
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}
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KeybSetDefaultKey( pDevice,
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&(pDevice->sKey),
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dwKeyIndex & ~(BIT30 | USE_KEYRSC),
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param->u.wpa_key.key_len,
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NULL,
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abyKey,
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KEY_CTL_WEP
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);
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}
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pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
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pDevice->bEncryptionEnable = true;
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return ret;
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}
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if (param->u.wpa_key.seq && param->u.wpa_key.seq_len > sizeof(abySeq))
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return -EINVAL;
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memcpy(&abySeq[0], param->u.wpa_key.seq, param->u.wpa_key.seq_len);
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if (param->u.wpa_key.seq_len > 0) {
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for (ii = 0 ; ii < param->u.wpa_key.seq_len ; ii++) {
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if (ii < 4)
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KeyRSC |= (abySeq[ii] << (ii * 8));
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else
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KeyRSC |= (abySeq[ii] << ((ii-4) * 8));
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}
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dwKeyIndex |= 1 << 29;
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}
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if (param->u.wpa_key.key_index >= MAX_GROUP_KEY) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "return dwKeyIndex > 3\n");
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return -EINVAL;
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}
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if (param->u.wpa_key.alg_name == WPA_ALG_TKIP) {
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pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled;
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}
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if (param->u.wpa_key.alg_name == WPA_ALG_CCMP) {
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pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled;
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}
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if (param->u.wpa_key.set_tx)
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dwKeyIndex |= (1 << 31);
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if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled)
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byKeyDecMode = KEY_CTL_CCMP;
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else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled)
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byKeyDecMode = KEY_CTL_TKIP;
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else
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byKeyDecMode = KEY_CTL_WEP;
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// Fix HCT test that set 256 bits KEY and Ndis802_11Encryption3Enabled
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if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) {
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if (param->u.wpa_key.key_len == MAX_KEY_LEN)
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byKeyDecMode = KEY_CTL_TKIP;
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else if (param->u.wpa_key.key_len == WLAN_WEP40_KEYLEN)
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byKeyDecMode = KEY_CTL_WEP;
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else if (param->u.wpa_key.key_len == WLAN_WEP104_KEYLEN)
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byKeyDecMode = KEY_CTL_WEP;
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} else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) {
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if (param->u.wpa_key.key_len == WLAN_WEP40_KEYLEN)
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byKeyDecMode = KEY_CTL_WEP;
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else if (param->u.wpa_key.key_len == WLAN_WEP104_KEYLEN)
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byKeyDecMode = KEY_CTL_WEP;
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}
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// Check TKIP key length
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if ((byKeyDecMode == KEY_CTL_TKIP) &&
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(param->u.wpa_key.key_len != MAX_KEY_LEN)) {
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// TKIP Key must be 256 bits
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "return - TKIP Key must be 256 bits!\n");
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return -EINVAL;
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}
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// Check AES key length
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if ((byKeyDecMode == KEY_CTL_CCMP) &&
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(param->u.wpa_key.key_len != AES_KEY_LEN)) {
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// AES Key must be 128 bits
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "return - AES Key must be 128 bits\n");
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return -EINVAL;
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}
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if (is_broadcast_ether_addr(¶m->addr[0]) || (param->addr == NULL)) {
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/* if broadcast, set the key as every key entry's group key */
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Groupe Key Assign.\n");
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if ((KeybSetAllGroupKey(pDevice, &(pDevice->sKey), dwKeyIndex,
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param->u.wpa_key.key_len,
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&KeyRSC,
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(u8 *)abyKey,
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byKeyDecMode
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) == true) &&
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(KeybSetDefaultKey(pDevice,
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&(pDevice->sKey),
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dwKeyIndex,
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param->u.wpa_key.key_len,
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&KeyRSC,
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(u8 *)abyKey,
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byKeyDecMode
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) == true) ) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "GROUP Key Assign.\n");
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} else {
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return -EINVAL;
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}
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} else {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key Assign.\n");
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// BSSID not 0xffffffffffff
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// Pairwise Key can't be WEP
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if (byKeyDecMode == KEY_CTL_WEP) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key can't be WEP\n");
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return -EINVAL;
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}
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dwKeyIndex |= (1 << 30); // set pairwise key
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if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) {
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//DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA - WMAC_CONFIG_IBSS_STA\n"));
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return -EINVAL;
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}
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if (KeybSetKey(pDevice, &(pDevice->sKey), ¶m->addr[0],
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dwKeyIndex, param->u.wpa_key.key_len,
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&KeyRSC, (u8 *)abyKey, byKeyDecMode
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) == true) {
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DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key Set\n");
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} else {
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// Key Table Full
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if (!compare_ether_addr(¶m->addr[0], pDevice->abyBSSID)) {
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//DBG_PRN_WLAN03(("return NDIS_STATUS_INVALID_DATA -Key Table Full.2\n"));
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return -EINVAL;
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} else {
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// Save Key and configure just before associate/reassociate to BSSID
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// we do not implement now
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return -EINVAL;
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}
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}
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} // BSSID not 0xffffffffffff
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if ((ret == 0) && ((param->u.wpa_key.set_tx) != 0)) {
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pDevice->byKeyIndex = (u8)param->u.wpa_key.key_index;
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pDevice->bTransmitKey = true;
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}
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pDevice->bEncryptionEnable = true;
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return ret;
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}
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