blob: 3e65aa13201122afea723e4de4855d5260dd2f49 [file] [log] [blame]
/*
* 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 "iocmd.h"
#include "iowpa.h"
#include "control.h"
#include "rndis.h"
#include "rf.h"
/*--------------------- Static Definitions -------------------------*/
#define VIAWGET_WPA_MAX_BUF_SIZE 1024
static const int frequency_list[] = {
2412, 2417, 2422, 2427, 2432, 2437, 2442,
2447, 2452, 2457, 2462, 2467, 2472, 2484
};
/*--------------------- Static Classes ----------------------------*/
/*--------------------- Static Variables --------------------------*/
static int msglevel = MSG_LEVEL_INFO;
/*--------------------- Static Functions --------------------------*/
/*--------------------- Export Variables --------------------------*/
static void wpadev_setup(struct net_device *dev)
{
dev->type = ARPHRD_IEEE80211;
dev->hard_header_len = ETH_HLEN;
dev->mtu = 2048;
dev->addr_len = ETH_ALEN;
dev->tx_queue_len = 1000;
memset(dev->broadcast, 0xFF, ETH_ALEN);
dev->flags = IFF_BROADCAST | IFF_MULTICAST;
}
/*
* Description:
* register netdev for wpa supplicant daemon
*
* Parameters:
* In:
* pDevice -
* enable -
* Out:
*
* Return Value:
*
*/
static int wpa_init_wpadev(PSDevice pDevice)
{
PSDevice wpadev_priv;
struct net_device *dev = pDevice->dev;
int ret = 0;
pDevice->wpadev = alloc_netdev(sizeof(PSDevice), "vntwpa", wpadev_setup);
if (pDevice->wpadev == NULL)
return -ENOMEM;
wpadev_priv = netdev_priv(pDevice->wpadev);
*wpadev_priv = *pDevice;
memcpy(pDevice->wpadev->dev_addr, dev->dev_addr, ETH_ALEN);
pDevice->wpadev->base_addr = dev->base_addr;
pDevice->wpadev->irq = dev->irq;
pDevice->wpadev->mem_start = dev->mem_start;
pDevice->wpadev->mem_end = dev->mem_end;
ret = register_netdev(pDevice->wpadev);
if (ret) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: register_netdev(WPA) failed!\n",
dev->name);
free_netdev(pDevice->wpadev);
return -1;
}
if (pDevice->skb == NULL) {
pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
if (pDevice->skb == NULL)
return -ENOMEM;
}
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Registered netdev %s for WPA management\n",
dev->name, pDevice->wpadev->name);
return 0;
}
/*
* Description:
* unregister net_device (wpadev)
*
* Parameters:
* In:
* pDevice -
* Out:
*
* Return Value:
*
*/
static int wpa_release_wpadev(PSDevice pDevice)
{
if (pDevice->skb) {
dev_kfree_skb(pDevice->skb);
pDevice->skb = NULL;
}
if (pDevice->wpadev) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "%s: Netdevice %s unregistered\n",
pDevice->dev->name, pDevice->wpadev->name);
unregister_netdev(pDevice->wpadev);
free_netdev(pDevice->wpadev);
pDevice->wpadev = NULL;
}
return 0;
}
/*
* Description:
* Set enable/disable dev for wpa supplicant daemon
*
* Parameters:
* In:
* pDevice -
* val -
* Out:
*
* Return Value:
*
*/
int wpa_set_wpadev(PSDevice pDevice, int val)
{
if (val)
return wpa_init_wpadev(pDevice);
return wpa_release_wpadev(pDevice);
}
/*
* Description:
* Set WPA algorithm & keys
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
int wpa_set_keys(PSDevice pDevice, void *ctx, BOOL fcpfkernel)
{
struct viawget_wpa_param *param = ctx;
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
DWORD dwKeyIndex = 0;
BYTE abyKey[MAX_KEY_LEN];
BYTE abySeq[MAX_KEY_LEN];
QWORD KeyRSC;
BYTE byKeyDecMode = KEY_CTL_WEP;
int ret = 0;
int 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++) {
MACvDisableKeyEntry(pDevice, uu);
}
return ret;
}
if (param->u.wpa_key.key && param->u.wpa_key.key_len > sizeof(abyKey))
return -EINVAL;
spin_unlock_irq(&pDevice->lock);
if (param->u.wpa_key.key && fcpfkernel) {
memcpy(&abyKey[0], param->u.wpa_key.key, param->u.wpa_key.key_len);
} else {
if (param->u.wpa_key.key &&
copy_from_user(&abyKey[0], param->u.wpa_key.key,
param->u.wpa_key.key_len)) {
spin_lock_irq(&pDevice->lock);
return -EINVAL;
}
}
spin_lock_irq(&pDevice->lock);
dwKeyIndex = (DWORD)(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 = (BYTE)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;
spin_unlock_irq(&pDevice->lock);
if (param->u.wpa_key.seq && fcpfkernel) {
memcpy(&abySeq[0], param->u.wpa_key.seq, param->u.wpa_key.seq_len);
} else {
if (param->u.wpa_key.seq &&
copy_from_user(&abySeq[0], param->u.wpa_key.seq,
param->u.wpa_key.seq_len)) {
spin_lock_irq(&pDevice->lock);
return -EINVAL;
}
}
spin_lock_irq(&pDevice->lock);
if (param->u.wpa_key.seq_len > 0) {
for (ii = 0 ; ii < param->u.wpa_key.seq_len ; ii++) {
if (ii < 4)
LODWORD(KeyRSC) |= (abySeq[ii] << (ii * 8));
else
HIDWORD(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,
(PQWORD) &(KeyRSC),
(PBYTE)abyKey,
byKeyDecMode
) == TRUE) &&
(KeybSetDefaultKey(pDevice,
&(pDevice->sKey),
dwKeyIndex,
param->u.wpa_key.key_len,
(PQWORD) &(KeyRSC),
(PBYTE)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,
(PQWORD) &(KeyRSC), (PBYTE)abyKey, byKeyDecMode
) == TRUE) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Pairwise Key Set\n");
} else {
// Key Table Full
if (!compare_ether_addr(&param->addr[0], 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 = (BYTE)param->u.wpa_key.key_index;
pDevice->bTransmitKey = TRUE;
}
pDevice->bEncryptionEnable = TRUE;
return ret;
}
/*
* Description:
* enable wpa auth & mode
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
static int wpa_set_wpa(PSDevice pDevice, struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
int ret = 0;
pMgmt->eAuthenMode = WMAC_AUTH_OPEN;
pMgmt->bShareKeyAlgorithm = FALSE;
return ret;
}
/*
* Description:
* set disassociate
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
static int wpa_set_disassociate(PSDevice pDevice, struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
int ret = 0;
spin_lock_irq(&pDevice->lock);
if (pDevice->bLinkPass) {
if (!memcmp(param->addr, pMgmt->abyCurrBSSID, 6))
bScheduleCommand((void *)pDevice, WLAN_CMD_DISASSOCIATE, NULL);
}
spin_unlock_irq(&pDevice->lock);
return ret;
}
/*
* Description:
* enable scan process
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
static int wpa_set_scan(PSDevice pDevice, struct viawget_wpa_param *param)
{
int ret = 0;
/**set ap_scan=1&&scan_ssid=1 under hidden ssid mode**/
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
PWLAN_IE_SSID pItemSSID;
printk("wpa_set_scan-->desired [ssid=%s,ssid_len=%d]\n",
param->u.scan_req.ssid,param->u.scan_req.ssid_len);
// Set the SSID
memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
pItemSSID->byElementID = WLAN_EID_SSID;
memcpy(pItemSSID->abySSID, param->u.scan_req.ssid, param->u.scan_req.ssid_len);
pItemSSID->len = param->u.scan_req.ssid_len;
spin_lock_irq(&pDevice->lock);
BSSvClearBSSList((void *) pDevice, pDevice->bLinkPass);
bScheduleCommand((void *) pDevice, WLAN_CMD_BSSID_SCAN,
pMgmt->abyDesireSSID);
spin_unlock_irq(&pDevice->lock);
return ret;
}
/*
* Description:
* get bssid
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
static int wpa_get_bssid(PSDevice pDevice, struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
int ret = 0;
memcpy(param->u.wpa_associate.bssid, pMgmt->abyCurrBSSID, 6);
return ret;
}
/*
* Description:
* get bssid
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
static int wpa_get_ssid(PSDevice pDevice, struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
PWLAN_IE_SSID pItemSSID;
int ret = 0;
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
memcpy(param->u.wpa_associate.ssid, pItemSSID->abySSID, pItemSSID->len);
param->u.wpa_associate.ssid_len = pItemSSID->len;
return ret;
}
/*
* Description:
* get scan results
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
static int wpa_get_scan(PSDevice pDevice, struct viawget_wpa_param *param)
{
struct viawget_scan_result *scan_buf;
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
PWLAN_IE_SSID pItemSSID;
PKnownBSS pBSS;
PBYTE pBuf;
int ret = 0;
u16 count = 0;
u16 ii;
u16 jj;
long ldBm; //James //add
//******mike:bubble sort by stronger RSSI*****//
PBYTE ptempBSS;
ptempBSS = kmalloc(sizeof(KnownBSS), GFP_ATOMIC);
if (ptempBSS == NULL) {
printk("bubble sort kmalloc memory fail@@@\n");
ret = -ENOMEM;
return ret;
}
for (ii = 0; ii < MAX_BSS_NUM; ii++) {
for (jj = 0; jj < MAX_BSS_NUM - ii - 1; jj++) {
if ((pMgmt->sBSSList[jj].bActive != TRUE)
|| ((pMgmt->sBSSList[jj].uRSSI > pMgmt->sBSSList[jj + 1].uRSSI)
&& (pMgmt->sBSSList[jj + 1].bActive != FALSE))) {
memcpy(ptempBSS,&pMgmt->sBSSList[jj], sizeof(KnownBSS));
memcpy(&pMgmt->sBSSList[jj], &pMgmt->sBSSList[jj + 1],
sizeof(KnownBSS));
memcpy(&pMgmt->sBSSList[jj + 1], ptempBSS, sizeof(KnownBSS));
}
}
}
kfree(ptempBSS);
count = 0;
pBSS = &(pMgmt->sBSSList[0]);
for (ii = 0; ii < MAX_BSS_NUM; ii++) {
pBSS = &(pMgmt->sBSSList[ii]);
if (!pBSS->bActive)
continue;
count++;
}
pBuf = kcalloc(count, sizeof(struct viawget_scan_result), GFP_ATOMIC);
if (pBuf == NULL) {
ret = -ENOMEM;
return ret;
}
scan_buf = (struct viawget_scan_result *)pBuf;
pBSS = &(pMgmt->sBSSList[0]);
for (ii = 0, jj = 0; ii < MAX_BSS_NUM; ii++) {
pBSS = &(pMgmt->sBSSList[ii]);
if (pBSS->bActive) {
if (jj >= count)
break;
memcpy(scan_buf->bssid, pBSS->abyBSSID, WLAN_BSSID_LEN);
pItemSSID = (PWLAN_IE_SSID)pBSS->abySSID;
memcpy(scan_buf->ssid, pItemSSID->abySSID, pItemSSID->len);
scan_buf->ssid_len = pItemSSID->len;
scan_buf->freq = frequency_list[pBSS->uChannel-1];
scan_buf->caps = pBSS->wCapInfo; // DavidWang for sharemode
RFvRSSITodBm(pDevice, (BYTE)(pBSS->uRSSI), &ldBm);
if (-ldBm < 50)
scan_buf->qual = 100;
else if (-ldBm > 90)
scan_buf->qual = 0;
else
scan_buf->qual=(40-(-ldBm-50))*100/40;
//James
//scan_buf->caps = pBSS->wCapInfo;
//scan_buf->qual =
scan_buf->noise = 0;
scan_buf->level = ldBm;
//scan_buf->maxrate =
if (pBSS->wWPALen != 0) {
scan_buf->wpa_ie_len = pBSS->wWPALen;
memcpy(scan_buf->wpa_ie, pBSS->byWPAIE, pBSS->wWPALen);
}
if (pBSS->wRSNLen != 0) {
scan_buf->rsn_ie_len = pBSS->wRSNLen;
memcpy(scan_buf->rsn_ie, pBSS->byRSNIE, pBSS->wRSNLen);
}
scan_buf = (struct viawget_scan_result *)((PBYTE)scan_buf + sizeof(struct viawget_scan_result));
jj ++;
}
}
if (jj < count)
count = jj;
if (copy_to_user(param->u.scan_results.buf, pBuf, sizeof(struct viawget_scan_result) * count))
ret = -EFAULT;
param->u.scan_results.scan_count = count;
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO " param->u.scan_results.scan_count = %d\n", count);
kfree(pBuf);
return ret;
}
/*
* Description:
* set associate with AP
*
* Parameters:
* In:
* pDevice -
* param -
* Out:
*
* Return Value:
*
*/
static int wpa_set_associate(PSDevice pDevice, struct viawget_wpa_param *param)
{
PSMgmtObject pMgmt = &pDevice->sMgmtObj;
PWLAN_IE_SSID pItemSSID;
BYTE abyNullAddr[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
BYTE abyWPAIE[64];
int ret = 0;
BOOL bwepEnabled=FALSE;
// set key type & algorithm
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "pairwise_suite = %d\n", param->u.wpa_associate.pairwise_suite);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "group_suite = %d\n", param->u.wpa_associate.group_suite);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "key_mgmt_suite = %d\n", param->u.wpa_associate.key_mgmt_suite);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "auth_alg = %d\n", param->u.wpa_associate.auth_alg);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "mode = %d\n", param->u.wpa_associate.mode);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wpa_ie_len = %d\n", param->u.wpa_associate.wpa_ie_len);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Roaming dBm = %d\n", param->u.wpa_associate.roam_dbm); // Davidwang
if (param->u.wpa_associate.wpa_ie) {
if (param->u.wpa_associate.wpa_ie_len > sizeof(abyWPAIE))
return -EINVAL;
if (copy_from_user(&abyWPAIE[0], param->u.wpa_associate.wpa_ie,
param->u.wpa_associate.wpa_ie_len))
return -EFAULT;
}
if (param->u.wpa_associate.mode == 1)
pMgmt->eConfigMode = WMAC_CONFIG_IBSS_STA;
else
pMgmt->eConfigMode = WMAC_CONFIG_ESS_STA;
// set bssid
if (memcmp(param->u.wpa_associate.bssid, &abyNullAddr[0], 6) != 0)
memcpy(pMgmt->abyDesireBSSID, param->u.wpa_associate.bssid, 6);
// set ssid
memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
pItemSSID->byElementID = WLAN_EID_SSID;
pItemSSID->len = param->u.wpa_associate.ssid_len;
memcpy(pItemSSID->abySSID, param->u.wpa_associate.ssid, pItemSSID->len);
if (param->u.wpa_associate.wpa_ie_len == 0) {
if (param->u.wpa_associate.auth_alg & AUTH_ALG_SHARED_KEY)
pMgmt->eAuthenMode = WMAC_AUTH_SHAREKEY;
else
pMgmt->eAuthenMode = WMAC_AUTH_OPEN;
} else if (abyWPAIE[0] == RSN_INFO_ELEM) {
if (param->u.wpa_associate.key_mgmt_suite == KEY_MGMT_PSK)
pMgmt->eAuthenMode = WMAC_AUTH_WPA2PSK;
else
pMgmt->eAuthenMode = WMAC_AUTH_WPA2;
} else {
if (param->u.wpa_associate.key_mgmt_suite == KEY_MGMT_WPA_NONE)
pMgmt->eAuthenMode = WMAC_AUTH_WPANONE;
else if (param->u.wpa_associate.key_mgmt_suite == KEY_MGMT_PSK)
pMgmt->eAuthenMode = WMAC_AUTH_WPAPSK;
else
pMgmt->eAuthenMode = WMAC_AUTH_WPA;
}
switch (param->u.wpa_associate.pairwise_suite) {
case CIPHER_CCMP:
pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled;
break;
case CIPHER_TKIP:
pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled;
break;
case CIPHER_WEP40:
case CIPHER_WEP104:
pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
bwepEnabled = TRUE;
break;
case CIPHER_NONE:
if (param->u.wpa_associate.group_suite == CIPHER_CCMP)
pDevice->eEncryptionStatus = Ndis802_11Encryption3Enabled;
else
pDevice->eEncryptionStatus = Ndis802_11Encryption2Enabled;
break;
default:
pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;
}
pMgmt->Roam_dbm = param->u.wpa_associate.roam_dbm;
if (pMgmt->eAuthenMode == WMAC_AUTH_SHAREKEY) { // @wep-sharekey
pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
pMgmt->bShareKeyAlgorithm = TRUE;
} else if (pMgmt->eAuthenMode == WMAC_AUTH_OPEN) {
if(bwepEnabled==TRUE) { //@open-wep
pDevice->eEncryptionStatus = Ndis802_11Encryption1Enabled;
} else {
// @only open
pDevice->eEncryptionStatus = Ndis802_11EncryptionDisabled;
}
}
// mike save old encryption status
pDevice->eOldEncryptionStatus = pDevice->eEncryptionStatus;
if (pDevice->eEncryptionStatus != Ndis802_11EncryptionDisabled)
pDevice->bEncryptionEnable = TRUE;
else
pDevice->bEncryptionEnable = FALSE;
if ((pMgmt->eAuthenMode == WMAC_AUTH_SHAREKEY) ||
((pMgmt->eAuthenMode == WMAC_AUTH_OPEN) && (bwepEnabled==TRUE))) {
// mike re-comment:open-wep && sharekey-wep needn't do initial key!!
} else {
KeyvInitTable(pDevice,&pDevice->sKey);
}
spin_lock_irq(&pDevice->lock);
pDevice->bLinkPass = FALSE;
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_SLOW);
memset(pMgmt->abyCurrBSSID, 0, 6);
pMgmt->eCurrState = WMAC_STATE_IDLE;
netif_stop_queue(pDevice->dev);
/******* search if ap_scan=2, which is associating request in hidden ssid mode ****/
{
PKnownBSS pCurr = NULL;
pCurr = BSSpSearchBSSList(pDevice,
pMgmt->abyDesireBSSID,
pMgmt->abyDesireSSID,
pDevice->eConfigPHYMode
);
if (pCurr == NULL){
printk("wpa_set_associate---->hidden mode site survey before associate.......\n");
bScheduleCommand((void *)pDevice,
WLAN_CMD_BSSID_SCAN,
pMgmt->abyDesireSSID);
}
}
/****************************************************************/
bScheduleCommand((void *)pDevice, WLAN_CMD_SSID, NULL);
spin_unlock_irq(&pDevice->lock);
return ret;
}
/*
* Description:
* wpa_ioctl main function supported for wpa supplicant
*
* Parameters:
* In:
* pDevice -
* iw_point -
* Out:
*
* Return Value:
*
*/
int wpa_ioctl(PSDevice pDevice, struct iw_point *p)
{
struct viawget_wpa_param *param;
int ret = 0;
int wpa_ioctl = 0;
if (p->length < sizeof(struct viawget_wpa_param) ||
p->length > VIAWGET_WPA_MAX_BUF_SIZE || !p->pointer)
return -EINVAL;
param = kmalloc((int)p->length, GFP_KERNEL);
if (param == NULL)
return -ENOMEM;
if (copy_from_user(param, p->pointer, p->length)) {
ret = -EFAULT;
goto out;
}
switch (param->cmd) {
case VIAWGET_SET_WPA:
ret = wpa_set_wpa(pDevice, param);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_WPA \n");
break;
case VIAWGET_SET_KEY:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_KEY \n");
spin_lock_irq(&pDevice->lock);
ret = wpa_set_keys(pDevice, param, FALSE);
spin_unlock_irq(&pDevice->lock);
break;
case VIAWGET_SET_SCAN:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_SCAN \n");
ret = wpa_set_scan(pDevice, param);
break;
case VIAWGET_GET_SCAN:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_GET_SCAN\n");
ret = wpa_get_scan(pDevice, param);
wpa_ioctl = 1;
break;
case VIAWGET_GET_SSID:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_GET_SSID \n");
ret = wpa_get_ssid(pDevice, param);
wpa_ioctl = 1;
break;
case VIAWGET_GET_BSSID:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_GET_BSSID \n");
ret = wpa_get_bssid(pDevice, param);
wpa_ioctl = 1;
break;
case VIAWGET_SET_ASSOCIATE:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_ASSOCIATE \n");
ret = wpa_set_associate(pDevice, param);
break;
case VIAWGET_SET_DISASSOCIATE:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DISASSOCIATE \n");
ret = wpa_set_disassociate(pDevice, param);
break;
case VIAWGET_SET_DROP_UNENCRYPT:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DROP_UNENCRYPT \n");
break;
case VIAWGET_SET_DEAUTHENTICATE:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "VIAWGET_SET_DEAUTHENTICATE \n");
break;
default:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wpa_ioctl: unknown cmd=%d\n",
param->cmd);
kfree(param);
return -EOPNOTSUPP;
}
if ((ret == 0) && wpa_ioctl) {
if (copy_to_user(p->pointer, param, p->length)) {
ret = -EFAULT;
goto out;
}
}
out:
kfree(param);
return ret;
}