[linux-2.6-block.git] / drivers / staging / rtl8712 / rtl871x_ioctl_set.c

/******************************************************************************
 * rtl871x_ioctl_set.c
 *
 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
 * Linux device driver for RTL8192SU
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * 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, USA
 *
 * Modifications for inclusion into the Linux staging tree are
 * Copyright(c) 2010 Larry Finger. All rights reserved.
 *
 * Contact information:
 * WLAN FAE <wlanfae@realtek.com>
 * Larry Finger <Larry.Finger@lwfinger.net>
 *
 ******************************************************************************/

#define _RTL871X_IOCTL_SET_C_

#include "osdep_service.h"
#include "drv_types.h"
#include "rtl871x_ioctl_set.h"
#include "usb_osintf.h"
#include "usb_ops.h"

#define IS_MAC_ADDRESS_BROADCAST(addr) \
( \
	((addr[0] == 0xff) && (addr[1] == 0xff) && \
	 (addr[2] == 0xff) && (addr[3] == 0xff) && \
	 (addr[4] == 0xff) && (addr[5] == 0xff)) ? true : false \
)

static u8 validate_ssid(struct ndis_802_11_ssid *ssid)
{
	u8 i;

	if (ssid->SsidLength > 32)
		return false;
	for (i = 0; i < ssid->SsidLength; i++) {
		/* wifi, printable ascii code must be supported */
		if (!((ssid->Ssid[i] >= 0x20) && (ssid->Ssid[i] <= 0x7e)))
			return false;
	}
	return true;
}

static u8 do_join(struct _adapter *padapter)
{
	struct list_head *plist, *phead;
	u8 *pibss = NULL;
	struct	mlme_priv	*pmlmepriv = &(padapter->mlmepriv);
	struct  __queue	*queue	= &(pmlmepriv->scanned_queue);

	phead = get_list_head(queue);
	plist = get_next(phead);
	pmlmepriv->cur_network.join_res = -2;
	pmlmepriv->fw_state |= _FW_UNDER_LINKING;
	pmlmepriv->pscanned = plist;
	pmlmepriv->to_join = true;

	/* adhoc mode will start with an empty queue, but skip checking */
	if (!check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) &&
	    _queue_empty(queue)) {
		if (pmlmepriv->fw_state & _FW_UNDER_LINKING)
			pmlmepriv->fw_state ^= _FW_UNDER_LINKING;
		/* when set_ssid/set_bssid for do_join(), but scanning queue
		 * is empty we try to issue sitesurvey firstly
		 */
		if (pmlmepriv->sitesurveyctrl.traffic_busy == false)
			r8712_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid);
		return true;
	} else {
		int ret;

		ret = r8712_select_and_join_from_scan(pmlmepriv);
		if (ret == _SUCCESS)
			_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
		else {
			if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
				/* submit r8712_createbss_cmd to change to an
				 * ADHOC_MASTER pmlmepriv->lock has been
				 * acquired by caller...
				 */
				struct wlan_bssid_ex *pdev_network =
					&(padapter->registrypriv.dev_network);
				pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
				pibss = padapter->registrypriv.dev_network.
					MacAddress;
				memcpy(&pdev_network->Ssid,
					&pmlmepriv->assoc_ssid,
					sizeof(struct ndis_802_11_ssid));
				r8712_update_registrypriv_dev_network(padapter);
				r8712_generate_random_ibss(pibss);
				if (r8712_createbss_cmd(padapter) != _SUCCESS)
					return false;
				pmlmepriv->to_join = false;
			} else {
				/* can't associate ; reset under-linking */
				if (pmlmepriv->fw_state & _FW_UNDER_LINKING)
					pmlmepriv->fw_state ^=
							     _FW_UNDER_LINKING;
				/* when set_ssid/set_bssid for do_join(), but
				 * there are no desired bss in scanning queue
				 * we try to issue sitesurvey first
				 */
				if (!pmlmepriv->sitesurveyctrl.traffic_busy)
					r8712_sitesurvey_cmd(padapter,
						       &pmlmepriv->assoc_ssid);
			}
		}
	}
	return true;
}

u8 r8712_set_802_11_bssid(struct _adapter *padapter, u8 *bssid)
{
	unsigned long irqL;
	u8 status = true;
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

	if (is_zero_ether_addr(bssid) || is_broadcast_ether_addr(bssid)) {
		status = false;
		return status;
	}
	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY |
	    _FW_UNDER_LINKING) == true) {
		status = check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
		goto _Abort_Set_BSSID;
	}
	if (check_fwstate(pmlmepriv,
	    _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) {
		if (!memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid,
		    ETH_ALEN)) {
			if (check_fwstate(pmlmepriv,
			    WIFI_STATION_STATE) == false)
				goto _Abort_Set_BSSID; /* driver is in
						* WIFI_ADHOC_MASTER_STATE */
		} else {
			r8712_disassoc_cmd(padapter);
			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
				r8712_ind_disconnect(padapter);
			r8712_free_assoc_resources(padapter);
			if ((check_fwstate(pmlmepriv,
			     WIFI_ADHOC_MASTER_STATE))) {
				_clr_fwstate_(pmlmepriv,
					      WIFI_ADHOC_MASTER_STATE);
				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			}
		}
	}
	memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
	pmlmepriv->assoc_by_bssid = true;
	status = do_join(padapter);
	goto done;
_Abort_Set_BSSID:
done:
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	return status;
}

void r8712_set_802_11_ssid(struct _adapter *padapter,
			   struct ndis_802_11_ssid *ssid)
{
	unsigned long irqL;
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct wlan_network *pnetwork = &pmlmepriv->cur_network;

	if (padapter->hw_init_completed == false)
		return;
	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING)) {
		check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
		goto _Abort_Set_SSID;
	}
	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE)) {
		if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
		    (!memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid,
		    ssid->SsidLength))) {
			if ((check_fwstate(pmlmepriv,
			     WIFI_STATION_STATE) == false)) {
				if (r8712_is_same_ibss(padapter,
				     pnetwork) == false) {
					/* if in WIFI_ADHOC_MASTER_STATE or
					 *  WIFI_ADHOC_STATE, create bss or
					 * rejoin again
					 */
					r8712_disassoc_cmd(padapter);
					if (check_fwstate(pmlmepriv,
					    _FW_LINKED) == true)
						r8712_ind_disconnect(padapter);
					r8712_free_assoc_resources(padapter);
					if (check_fwstate(pmlmepriv,
					     WIFI_ADHOC_MASTER_STATE)) {
						_clr_fwstate_(pmlmepriv,
						    WIFI_ADHOC_MASTER_STATE);
						set_fwstate(pmlmepriv,
							    WIFI_ADHOC_STATE);
					}
				} else
					goto _Abort_Set_SSID; /* driver is in
						  * WIFI_ADHOC_MASTER_STATE */
			}
		} else {
			r8712_disassoc_cmd(padapter);
			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
				r8712_ind_disconnect(padapter);
			r8712_free_assoc_resources(padapter);
			if (check_fwstate(pmlmepriv,
			    WIFI_ADHOC_MASTER_STATE) == true) {
				_clr_fwstate_(pmlmepriv,
					      WIFI_ADHOC_MASTER_STATE);
				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			}
		}
	}
	if (padapter->securitypriv.btkip_countermeasure == true)
		goto _Abort_Set_SSID;
	if (validate_ssid(ssid) == false)
		goto _Abort_Set_SSID;
	memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
	pmlmepriv->assoc_by_bssid = false;
	do_join(padapter);
	goto done;
_Abort_Set_SSID:
done:
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
}

void r8712_set_802_11_infrastructure_mode(struct _adapter *padapter,
	enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
{
	unsigned long irqL;
	struct mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct wlan_network	*cur_network = &pmlmepriv->cur_network;
	enum NDIS_802_11_NETWORK_INFRASTRUCTURE *pold_state =
				&(cur_network->network.InfrastructureMode);

	if (*pold_state != networktype) {
		spin_lock_irqsave(&pmlmepriv->lock, irqL);
		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) ||
		    (*pold_state == Ndis802_11IBSS))
			r8712_disassoc_cmd(padapter);
		if (check_fwstate(pmlmepriv,
		    _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true)
			r8712_free_assoc_resources(padapter);
		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) ||
		    (*pold_state == Ndis802_11Infrastructure) ||
		    (*pold_state == Ndis802_11IBSS)) {
			/* will clr Linked_state before this function,
			 * we must have checked whether issue dis-assoc_cmd or
			 * not */
			r8712_ind_disconnect(padapter);
		}
		*pold_state = networktype;
		/* clear WIFI_STATION_STATE; WIFI_AP_STATE; WIFI_ADHOC_STATE;
		 * WIFI_ADHOC_MASTER_STATE */
		_clr_fwstate_(pmlmepriv, WIFI_STATION_STATE | WIFI_AP_STATE |
			      WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE |
			      WIFI_AP_STATE);
		switch (networktype) {
		case Ndis802_11IBSS:
			set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			break;
		case Ndis802_11Infrastructure:
			set_fwstate(pmlmepriv, WIFI_STATION_STATE);
			break;
		case Ndis802_11APMode:
			set_fwstate(pmlmepriv, WIFI_AP_STATE);
			break;
		case Ndis802_11AutoUnknown:
		case Ndis802_11InfrastructureMax:
			break;
		}
		spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	}
}

u8 r8712_set_802_11_disassociate(struct _adapter *padapter)
{
	unsigned long irqL;
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
		r8712_disassoc_cmd(padapter);
		r8712_ind_disconnect(padapter);
		r8712_free_assoc_resources(padapter);
	}
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	return true;
}

u8 r8712_set_802_11_bssid_list_scan(struct _adapter *padapter)
{
	struct mlme_priv *pmlmepriv = NULL;
	unsigned long irqL;
	u8 ret = true;

	if (padapter == NULL)
		return false;
	pmlmepriv = &padapter->mlmepriv;
	if (padapter->hw_init_completed == false)
		return false;
	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	if ((check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING)) ||
	    (pmlmepriv->sitesurveyctrl.traffic_busy == true)) {
		/* Scan or linking is in progress, do nothing. */
		ret = (u8)check_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
	} else {
		r8712_free_network_queue(padapter);
		ret = r8712_sitesurvey_cmd(padapter, NULL);
	}
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	return ret;
}

u8 r8712_set_802_11_authentication_mode(struct _adapter *padapter,
				enum NDIS_802_11_AUTHENTICATION_MODE authmode)
{
	struct security_priv *psecuritypriv = &padapter->securitypriv;
	u8 ret;

	psecuritypriv->ndisauthtype = authmode;
	if (psecuritypriv->ndisauthtype > 3)
		psecuritypriv->AuthAlgrthm = 2; /* 802.1x */
	if (r8712_set_auth(padapter, psecuritypriv) == _SUCCESS)
		ret = true;
	else
		ret = false;
	return ret;
}

u8 r8712_set_802_11_add_wep(struct _adapter *padapter,
			    struct NDIS_802_11_WEP *wep)
{
	u8	bdefaultkey;
	u8	btransmitkey;
	sint	keyid;
	struct security_priv *psecuritypriv = &padapter->securitypriv;

	bdefaultkey = (wep->KeyIndex & 0x40000000) > 0 ? false : true;
	btransmitkey = (wep->KeyIndex & 0x80000000) > 0 ? true : false;
	keyid = wep->KeyIndex & 0x3fffffff;
	if (keyid >= WEP_KEYS)
		return false;
	switch (wep->KeyLength) {
	case 5:
		psecuritypriv->PrivacyAlgrthm = _WEP40_;
		break;
	case 13:
		psecuritypriv->PrivacyAlgrthm = _WEP104_;
		break;
	default:
		psecuritypriv->PrivacyAlgrthm = _NO_PRIVACY_;
		break;
	}
	memcpy(psecuritypriv->DefKey[keyid].skey, &wep->KeyMaterial,
		wep->KeyLength);
	psecuritypriv->DefKeylen[keyid] = wep->KeyLength;
	psecuritypriv->PrivacyKeyIndex = keyid;
	if (r8712_set_key(padapter, psecuritypriv, keyid) == _FAIL)
		return false;
	return _SUCCESS;
}
Commit	Line	Data
2865d42c LF	1	/******************************************************************************
	2	* rtl871x_ioctl_set.c
	3	*
	4	* Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
	5	* Linux device driver for RTL8192SU
	6	*
	7	* This program is free software; you can redistribute it and/or modify it
	8	* under the terms of version 2 of the GNU General Public License as
	9	* published by the Free Software Foundation.
	10	*
	11	* This program is distributed in the hope that it will be useful, but WITHOUT
	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	14	* more details.
	15	*
	16	* You should have received a copy of the GNU General Public License along with
	17	* this program; if not, write to the Free Software Foundation, Inc.,
	18	* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
	19	*
	20	* Modifications for inclusion into the Linux staging tree are
	21	* Copyright(c) 2010 Larry Finger. All rights reserved.
	22	*
	23	* Contact information:
	24	* WLAN FAE <wlanfae@realtek.com>
	25	* Larry Finger <Larry.Finger@lwfinger.net>
	26	*
	27	******************************************************************************/
	28
	29	#define _RTL871X_IOCTL_SET_C_
	30
	31	#include "osdep_service.h"
	32	#include "drv_types.h"
	33	#include "rtl871x_ioctl_set.h"
	34	#include "usb_osintf.h"
	35	#include "usb_ops.h"
	36
	37	#define IS_MAC_ADDRESS_BROADCAST(addr) \
	38	( \
	39	((addr[0] == 0xff) && (addr[1] == 0xff) && \
	40	(addr[2] == 0xff) && (addr[3] == 0xff) && \
	41	(addr[4] == 0xff) && (addr[5] == 0xff)) ? true : false \
	42	)
	43
	44	static u8 validate_ssid(struct ndis_802_11_ssid *ssid)
	45	{
	46	u8 i;
	47
	48	if (ssid->SsidLength > 32)
	49	return false;
	50	for (i = 0; i < ssid->SsidLength; i++) {
	51	/* wifi, printable ascii code must be supported */
	52	if (!((ssid->Ssid[i] >= 0x20) && (ssid->Ssid[i] <= 0x7e)))
	53	return false;
	54	}
	55	return true;
	56	}
	57
	58	static u8 do_join(struct _adapter *padapter)
	59	{
	60	struct list_head plist, phead;
	61	u8 *pibss = NULL;
	62	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
	63	struct __queue *queue = &(pmlmepriv->scanned_queue);
	64
65	phead = get_list_head(queue);
66	plist = get_next(phead);
67	pmlmepriv->cur_network.join_res = -2;
68	pmlmepriv->fw_state \|= _FW_UNDER_LINKING;
69	pmlmepriv->pscanned = plist;
70	pmlmepriv->to_join = true;
62819fd9 JC	71
	72	/* adhoc mode will start with an empty queue, but skip checking */
	73	if (!check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) &&
	74	_queue_empty(queue)) {
2865d42c LF	75	if (pmlmepriv->fw_state & _FW_UNDER_LINKING)
	76	pmlmepriv->fw_state ^= _FW_UNDER_LINKING;
	77	/* when set_ssid/set_bssid for do_join(), but scanning queue
	78	* is empty we try to issue sitesurvey firstly
	79	*/
	80	if (pmlmepriv->sitesurveyctrl.traffic_busy == false)
	81	r8712_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid);
	82	return true;
	83	} else {
	84	int ret;
	85
	86	ret = r8712_select_and_join_from_scan(pmlmepriv);
	87	if (ret == _SUCCESS)
	88	_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
	89	else {
	90	if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
	91	/* submit r8712_createbss_cmd to change to an
	92	* ADHOC_MASTER pmlmepriv->lock has been
	93	* acquired by caller...
	94	*/
	95	struct wlan_bssid_ex *pdev_network =
	96	&(padapter->registrypriv.dev_network);
	97	pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
	98	pibss = padapter->registrypriv.dev_network.
	99	MacAddress;
2865d42c LF	100	memcpy(&pdev_network->Ssid,
	101	&pmlmepriv->assoc_ssid,
	102	sizeof(struct ndis_802_11_ssid));
	103	r8712_update_registrypriv_dev_network(padapter);
	104	r8712_generate_random_ibss(pibss);
	105	if (r8712_createbss_cmd(padapter) != _SUCCESS)
	106	return false;
	107	pmlmepriv->to_join = false;
	108	} else {
	109	/* can't associate ; reset under-linking */
	110	if (pmlmepriv->fw_state & _FW_UNDER_LINKING)
	111	pmlmepriv->fw_state ^=
	112	_FW_UNDER_LINKING;
	113	/* when set_ssid/set_bssid for do_join(), but
	114	* there are no desired bss in scanning queue
	115	* we try to issue sitesurvey first
	116	*/
	117	if (!pmlmepriv->sitesurveyctrl.traffic_busy)
	118	r8712_sitesurvey_cmd(padapter,
	119	&pmlmepriv->assoc_ssid);
	120	}
	121	}
	122	}
	123	return true;
	124	}
	125
	126	u8 r8712_set_802_11_bssid(struct _adapter padapter, u8 bssid)
	127	{
	128	unsigned long irqL;
	129	u8 status = true;
	130	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	131
779477f2	132	if (is_zero_ether_addr(bssid) \|\| is_broadcast_ether_addr(bssid)) {
2865d42c LF	133	status = false;
	134	return status;
	135	}
	136	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	137	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY \|
	138	_FW_UNDER_LINKING) == true) {
	139	status = check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
	140	goto _Abort_Set_BSSID;
	141	}
	142	if (check_fwstate(pmlmepriv,
	143	_FW_LINKED\|WIFI_ADHOC_MASTER_STATE) == true) {
	144	if (!memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid,
	145	ETH_ALEN)) {
	146	if (check_fwstate(pmlmepriv,
	147	WIFI_STATION_STATE) == false)
	148	goto _Abort_Set_BSSID; /* driver is in
	149	* WIFI_ADHOC_MASTER_STATE */
	150	} else {
	151	r8712_disassoc_cmd(padapter);
	152	if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
	153	r8712_ind_disconnect(padapter);
	154	r8712_free_assoc_resources(padapter);
	155	if ((check_fwstate(pmlmepriv,
	156	WIFI_ADHOC_MASTER_STATE))) {
	157	_clr_fwstate_(pmlmepriv,
	158	WIFI_ADHOC_MASTER_STATE);
	159	set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
	160	}
	161	}
	162	}
	163	memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
	164	pmlmepriv->assoc_by_bssid = true;
	165	status = do_join(padapter);
	166	goto done;
	167	_Abort_Set_BSSID:
	168	done:
	169	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	170	return status;
	171	}
	172
	173	void r8712_set_802_11_ssid(struct _adapter *padapter,
	174	struct ndis_802_11_ssid *ssid)
	175	{
	176	unsigned long irqL;
	177	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	178	struct wlan_network *pnetwork = &pmlmepriv->cur_network;
	179
	180	if (padapter->hw_init_completed == false)
	181	return;
	182	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	183	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY\|_FW_UNDER_LINKING)) {
	184	check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
	185	goto _Abort_Set_SSID;
	186	}
	187	if (check_fwstate(pmlmepriv, _FW_LINKED\|WIFI_ADHOC_MASTER_STATE)) {
	188	if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
	189	(!memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid,
	190	ssid->SsidLength))) {
	191	if ((check_fwstate(pmlmepriv,
	192	WIFI_STATION_STATE) == false)) {
	193	if (r8712_is_same_ibss(padapter,
	194	pnetwork) == false) {
	195	/* if in WIFI_ADHOC_MASTER_STATE or
	196	* WIFI_ADHOC_STATE, create bss or
197	* rejoin again
198	*/
199	r8712_disassoc_cmd(padapter);
200	if (check_fwstate(pmlmepriv,
201	_FW_LINKED) == true)
202	r8712_ind_disconnect(padapter);
203	r8712_free_assoc_resources(padapter);
204	if (check_fwstate(pmlmepriv,
205	WIFI_ADHOC_MASTER_STATE)) {
206	_clr_fwstate_(pmlmepriv,
207	WIFI_ADHOC_MASTER_STATE);
208	set_fwstate(pmlmepriv,
209	WIFI_ADHOC_STATE);
210	}
211	} else
212	goto _Abort_Set_SSID; /* driver is in
213	* WIFI_ADHOC_MASTER_STATE */
214	}
215	} else {
216	r8712_disassoc_cmd(padapter);
217	if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
218	r8712_ind_disconnect(padapter);
219	r8712_free_assoc_resources(padapter);
220	if (check_fwstate(pmlmepriv,
221	WIFI_ADHOC_MASTER_STATE) == true) {
222	_clr_fwstate_(pmlmepriv,
223	WIFI_ADHOC_MASTER_STATE);
224	set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
225	}
226	}
227	}
228	if (padapter->securitypriv.btkip_countermeasure == true)
229	goto _Abort_Set_SSID;
230	if (validate_ssid(ssid) == false)
231	goto _Abort_Set_SSID;
232	memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
233	pmlmepriv->assoc_by_bssid = false;
234	do_join(padapter);
235	goto done;
236	_Abort_Set_SSID:
237	done:
238	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
239	}
240
2192e606	241	void r8712_set_802_11_infrastructure_mode(struct _adapter *padapter,
2865d42c LF	242	enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
	243	{
	244	unsigned long irqL;
	245	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	246	struct wlan_network *cur_network = &pmlmepriv->cur_network;
	247	enum NDIS_802_11_NETWORK_INFRASTRUCTURE *pold_state =
	248	&(cur_network->network.InfrastructureMode);
	249
	250	if (*pold_state != networktype) {
	251	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	252	if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) \|\|
	253	(*pold_state == Ndis802_11IBSS))
	254	r8712_disassoc_cmd(padapter);
	255	if (check_fwstate(pmlmepriv,
	256	_FW_LINKED\|WIFI_ADHOC_MASTER_STATE) == true)
	257	r8712_free_assoc_resources(padapter);
	258	if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) \|\|
	259	(*pold_state == Ndis802_11Infrastructure) \|\|
	260	(*pold_state == Ndis802_11IBSS)) {
	261	/* will clr Linked_state before this function,
be10ac2b	262	* we must have checked whether issue dis-assoc_cmd or
2865d42c LF	263	* not */
	264	r8712_ind_disconnect(padapter);
	265	}
	266	*pold_state = networktype;
	267	/* clear WIFI_STATION_STATE; WIFI_AP_STATE; WIFI_ADHOC_STATE;
	268	* WIFI_ADHOC_MASTER_STATE */
	269	_clr_fwstate_(pmlmepriv, WIFI_STATION_STATE \| WIFI_AP_STATE \|
	270	WIFI_ADHOC_STATE \| WIFI_ADHOC_MASTER_STATE \|
	271	WIFI_AP_STATE);
	272	switch (networktype) {
	273	case Ndis802_11IBSS:
	274	set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
	275	break;
	276	case Ndis802_11Infrastructure:
	277	set_fwstate(pmlmepriv, WIFI_STATION_STATE);
	278	break;
	279	case Ndis802_11APMode:
	280	set_fwstate(pmlmepriv, WIFI_AP_STATE);
	281	break;
	282	case Ndis802_11AutoUnknown:
	283	case Ndis802_11InfrastructureMax:
	284	break;
	285	}
	286	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	287	}
2865d42c LF	288	}
	289
	290	u8 r8712_set_802_11_disassociate(struct _adapter *padapter)
	291	{
	292	unsigned long irqL;
	293	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	294
	295	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	296	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
	297	r8712_disassoc_cmd(padapter);
	298	r8712_ind_disconnect(padapter);
	299	r8712_free_assoc_resources(padapter);
	300	}
	301	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	302	return true;
	303	}
	304
	305	u8 r8712_set_802_11_bssid_list_scan(struct _adapter *padapter)
	306	{
	307	struct mlme_priv *pmlmepriv = NULL;
	308	unsigned long irqL;
	309	u8 ret = true;
	310
	311	if (padapter == NULL)
	312	return false;
	313	pmlmepriv = &padapter->mlmepriv;
	314	if (padapter->hw_init_completed == false)
	315	return false;
	316	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	317	if ((check_fwstate(pmlmepriv, _FW_UNDER_SURVEY\|_FW_UNDER_LINKING)) \|\|
	318	(pmlmepriv->sitesurveyctrl.traffic_busy == true)) {
	319	/* Scan or linking is in progress, do nothing. */
	320	ret = (u8)check_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
	321	} else {
	322	r8712_free_network_queue(padapter);
	323	ret = r8712_sitesurvey_cmd(padapter, NULL);
	324	}
	325	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	326	return ret;
	327	}
	328
	329	u8 r8712_set_802_11_authentication_mode(struct _adapter *padapter,
	330	enum NDIS_802_11_AUTHENTICATION_MODE authmode)
	331	{
	332	struct security_priv *psecuritypriv = &padapter->securitypriv;
	333	u8 ret;
	334
	335	psecuritypriv->ndisauthtype = authmode;
	336	if (psecuritypriv->ndisauthtype > 3)
	337	psecuritypriv->AuthAlgrthm = 2; /* 802.1x */
	338	if (r8712_set_auth(padapter, psecuritypriv) == _SUCCESS)
	339	ret = true;
	340	else
	341	ret = false;
	342	return ret;
	343	}
	344
	345	u8 r8712_set_802_11_add_wep(struct _adapter *padapter,
	346	struct NDIS_802_11_WEP *wep)
	347	{
	348	u8 bdefaultkey;
	349	u8 btransmitkey;
	350	sint keyid;
	351	struct security_priv *psecuritypriv = &padapter->securitypriv;
352
353	bdefaultkey = (wep->KeyIndex & 0x40000000) > 0 ? false : true;
354	btransmitkey = (wep->KeyIndex & 0x80000000) > 0 ? true : false;
355	keyid = wep->KeyIndex & 0x3fffffff;
356	if (keyid >= WEP_KEYS)
357	return false;
358	switch (wep->KeyLength) {
359	case 5:
360	psecuritypriv->PrivacyAlgrthm = _WEP40_;
361	break;
362	case 13:
363	psecuritypriv->PrivacyAlgrthm = _WEP104_;
364	break;
365	default:
366	psecuritypriv->PrivacyAlgrthm = _NO_PRIVACY_;
367	break;
368	}
369	memcpy(psecuritypriv->DefKey[keyid].skey, &wep->KeyMaterial,
370	wep->KeyLength);
371	psecuritypriv->DefKeylen[keyid] = wep->KeyLength;
372	psecuritypriv->PrivacyKeyIndex = keyid;
373	if (r8712_set_key(padapter, psecuritypriv, keyid) == _FAIL)
374	return false;
375	return _SUCCESS;
376	}