[GitHub/mt8127/android_kernel_alcatel_ttab.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;
	if (_queue_empty(queue) == true) {
		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;
				memset(&pdev_network->Ssid, 0,
					sizeof(struct ndis_802_11_ssid));
				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 ((bssid[0] == 0x00 && bssid[1] == 0x00 && bssid[2] == 0x00 &&
	     bssid[3] == 0x00 && bssid[4] == 0x00 && bssid[5] == 0x00) ||
	    (bssid[0] == 0xFF && bssid[1] == 0xFF && bssid[2] == 0xFF &&
	     bssid[3] == 0xFF && bssid[4] == 0xFF && bssid[5] == 0xFF)) {
		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);
}

u8 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 chked 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);
	}
	return true;
}

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;
71	if (_queue_empty(queue) == true) {
72	if (pmlmepriv->fw_state & _FW_UNDER_LINKING)
73	pmlmepriv->fw_state ^= _FW_UNDER_LINKING;
74	/* when set_ssid/set_bssid for do_join(), but scanning queue
75	* is empty we try to issue sitesurvey firstly
76	*/
77	if (pmlmepriv->sitesurveyctrl.traffic_busy == false)
78	r8712_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid);
79	return true;
80	} else {
81	int ret;
82
83	ret = r8712_select_and_join_from_scan(pmlmepriv);
84	if (ret == _SUCCESS)
85	_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
86	else {
87	if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
88	/* submit r8712_createbss_cmd to change to an
89	* ADHOC_MASTER pmlmepriv->lock has been
90	* acquired by caller...
91	*/
92	struct wlan_bssid_ex *pdev_network =
93	&(padapter->registrypriv.dev_network);
94	pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
95	pibss = padapter->registrypriv.dev_network.
96	MacAddress;
97	memset(&pdev_network->Ssid, 0,
98	sizeof(struct ndis_802_11_ssid));
99	memcpy(&pdev_network->Ssid,
100	&pmlmepriv->assoc_ssid,
101	sizeof(struct ndis_802_11_ssid));
102	r8712_update_registrypriv_dev_network(padapter);
103	r8712_generate_random_ibss(pibss);
104	if (r8712_createbss_cmd(padapter) != _SUCCESS)
105	return false;
106	pmlmepriv->to_join = false;
107	} else {
108	/* can't associate ; reset under-linking */
109	if (pmlmepriv->fw_state & _FW_UNDER_LINKING)
110	pmlmepriv->fw_state ^=
111	_FW_UNDER_LINKING;
112	/* when set_ssid/set_bssid for do_join(), but
113	* there are no desired bss in scanning queue
114	* we try to issue sitesurvey first
115	*/
116	if (!pmlmepriv->sitesurveyctrl.traffic_busy)
117	r8712_sitesurvey_cmd(padapter,
118	&pmlmepriv->assoc_ssid);
119	}
120	}
121	}
122	return true;
123	}
124
125	u8 r8712_set_802_11_bssid(struct _adapter padapter, u8 bssid)
126	{
127	unsigned long irqL;
128	u8 status = true;
129	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
130
131	if ((bssid[0] == 0x00 && bssid[1] == 0x00 && bssid[2] == 0x00 &&
132	bssid[3] == 0x00 && bssid[4] == 0x00 && bssid[5] == 0x00) \|\|
133	(bssid[0] == 0xFF && bssid[1] == 0xFF && bssid[2] == 0xFF &&
134	bssid[3] == 0xFF && bssid[4] == 0xFF && bssid[5] == 0xFF)) {
135	status = false;
136	return status;
137	}
138	spin_lock_irqsave(&pmlmepriv->lock, irqL);
139	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY \|
140	_FW_UNDER_LINKING) == true) {
141	status = check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
142	goto _Abort_Set_BSSID;
143	}
144	if (check_fwstate(pmlmepriv,
145	_FW_LINKED\|WIFI_ADHOC_MASTER_STATE) == true) {
146	if (!memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid,
147	ETH_ALEN)) {
148	if (check_fwstate(pmlmepriv,
149	WIFI_STATION_STATE) == false)
150	goto _Abort_Set_BSSID; /* driver is in
151	* WIFI_ADHOC_MASTER_STATE */
152	} else {
153	r8712_disassoc_cmd(padapter);
154	if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
155	r8712_ind_disconnect(padapter);
156	r8712_free_assoc_resources(padapter);
157	if ((check_fwstate(pmlmepriv,
158	WIFI_ADHOC_MASTER_STATE))) {
159	_clr_fwstate_(pmlmepriv,
160	WIFI_ADHOC_MASTER_STATE);
161	set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
162	}
163	}
164	}
165	memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
166	pmlmepriv->assoc_by_bssid = true;
167	status = do_join(padapter);
168	goto done;
169	_Abort_Set_BSSID:
170	done:
171	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
172	return status;
173	}
174
175	void r8712_set_802_11_ssid(struct _adapter *padapter,
176	struct ndis_802_11_ssid *ssid)
177	{
178	unsigned long irqL;
179	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
180	struct wlan_network *pnetwork = &pmlmepriv->cur_network;
181
182	if (padapter->hw_init_completed == false)
183	return;
184	spin_lock_irqsave(&pmlmepriv->lock, irqL);
185	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY\|_FW_UNDER_LINKING)) {
186	check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
187	goto _Abort_Set_SSID;
188	}
189	if (check_fwstate(pmlmepriv, _FW_LINKED\|WIFI_ADHOC_MASTER_STATE)) {
190	if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
191	(!memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid,
192	ssid->SsidLength))) {
193	if ((check_fwstate(pmlmepriv,
194	WIFI_STATION_STATE) == false)) {
195	if (r8712_is_same_ibss(padapter,
196	pnetwork) == false) {
197	/* if in WIFI_ADHOC_MASTER_STATE or
198	* WIFI_ADHOC_STATE, create bss or
199	* rejoin again
200	*/
201	r8712_disassoc_cmd(padapter);
202	if (check_fwstate(pmlmepriv,
203	_FW_LINKED) == true)
204	r8712_ind_disconnect(padapter);
205	r8712_free_assoc_resources(padapter);
206	if (check_fwstate(pmlmepriv,
207	WIFI_ADHOC_MASTER_STATE)) {
208	_clr_fwstate_(pmlmepriv,
209	WIFI_ADHOC_MASTER_STATE);
210	set_fwstate(pmlmepriv,
211	WIFI_ADHOC_STATE);
212	}
213	} else
214	goto _Abort_Set_SSID; /* driver is in
215	* WIFI_ADHOC_MASTER_STATE */
216	}
217	} else {
218	r8712_disassoc_cmd(padapter);
219	if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
220	r8712_ind_disconnect(padapter);
221	r8712_free_assoc_resources(padapter);
222	if (check_fwstate(pmlmepriv,
223	WIFI_ADHOC_MASTER_STATE) == true) {
224	_clr_fwstate_(pmlmepriv,
225	WIFI_ADHOC_MASTER_STATE);
226	set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
227	}
228	}
229	}
230	if (padapter->securitypriv.btkip_countermeasure == true)
231	goto _Abort_Set_SSID;
232	if (validate_ssid(ssid) == false)
233	goto _Abort_Set_SSID;
234	memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
235	pmlmepriv->assoc_by_bssid = false;
236	do_join(padapter);
237	goto done;
238	_Abort_Set_SSID:
239	done:
240	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
241	}
242
243	u8 r8712_set_802_11_infrastructure_mode(struct _adapter *padapter,
244	enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
245	{
246	unsigned long irqL;
247	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
248	struct wlan_network *cur_network = &pmlmepriv->cur_network;
249	enum NDIS_802_11_NETWORK_INFRASTRUCTURE *pold_state =
250	&(cur_network->network.InfrastructureMode);
251
252	if (*pold_state != networktype) {
253	spin_lock_irqsave(&pmlmepriv->lock, irqL);
254	if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) \|\|
255	(*pold_state == Ndis802_11IBSS))
256	r8712_disassoc_cmd(padapter);
257	if (check_fwstate(pmlmepriv,
258	_FW_LINKED\|WIFI_ADHOC_MASTER_STATE) == true)
259	r8712_free_assoc_resources(padapter);
260	if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) \|\|
261	(*pold_state == Ndis802_11Infrastructure) \|\|
262	(*pold_state == Ndis802_11IBSS)) {
263	/* will clr Linked_state before this function,
264	* we must have chked whether issue dis-assoc_cmd or
265	* not */
266	r8712_ind_disconnect(padapter);
267	}
268	*pold_state = networktype;
269	/* clear WIFI_STATION_STATE; WIFI_AP_STATE; WIFI_ADHOC_STATE;
270	* WIFI_ADHOC_MASTER_STATE */
271	_clr_fwstate_(pmlmepriv, WIFI_STATION_STATE \| WIFI_AP_STATE \|
272	WIFI_ADHOC_STATE \| WIFI_ADHOC_MASTER_STATE \|
273	WIFI_AP_STATE);
274	switch (networktype) {
275	case Ndis802_11IBSS:
276	set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
277	break;
278	case Ndis802_11Infrastructure:
279	set_fwstate(pmlmepriv, WIFI_STATION_STATE);
280	break;
281	case Ndis802_11APMode:
282	set_fwstate(pmlmepriv, WIFI_AP_STATE);
283	break;
284	case Ndis802_11AutoUnknown:
285	case Ndis802_11InfrastructureMax:
286	break;
287	}
288	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
289	}
290	return true;
291	}
292
293	u8 r8712_set_802_11_disassociate(struct _adapter *padapter)
294	{
295	unsigned long irqL;
296	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
297
298	spin_lock_irqsave(&pmlmepriv->lock, irqL);
299	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
300	r8712_disassoc_cmd(padapter);
301	r8712_ind_disconnect(padapter);
302	r8712_free_assoc_resources(padapter);
303	}
304	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
305	return true;
306	}
307
308	u8 r8712_set_802_11_bssid_list_scan(struct _adapter *padapter)
309	{
310	struct mlme_priv *pmlmepriv = NULL;
311	unsigned long irqL;
312	u8 ret = true;
313
314	if (padapter == NULL)
315	return false;
316	pmlmepriv = &padapter->mlmepriv;
317	if (padapter->hw_init_completed == false)
318	return false;
319	spin_lock_irqsave(&pmlmepriv->lock, irqL);
320	if ((check_fwstate(pmlmepriv, _FW_UNDER_SURVEY\|_FW_UNDER_LINKING)) \|\|
321	(pmlmepriv->sitesurveyctrl.traffic_busy == true)) {
322	/* Scan or linking is in progress, do nothing. */
323	ret = (u8)check_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
324	} else {
325	r8712_free_network_queue(padapter);
326	ret = r8712_sitesurvey_cmd(padapter, NULL);
327	}
328	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
329	return ret;
330	}
331
332	u8 r8712_set_802_11_authentication_mode(struct _adapter *padapter,
333	enum NDIS_802_11_AUTHENTICATION_MODE authmode)
334	{
335	struct security_priv *psecuritypriv = &padapter->securitypriv;
336	u8 ret;
337
338	psecuritypriv->ndisauthtype = authmode;
339	if (psecuritypriv->ndisauthtype > 3)
340	psecuritypriv->AuthAlgrthm = 2; /* 802.1x */
341	if (r8712_set_auth(padapter, psecuritypriv) == _SUCCESS)
342	ret = true;
343	else
344	ret = false;
345	return ret;
346	}
347
348	u8 r8712_set_802_11_add_wep(struct _adapter *padapter,
349	struct NDIS_802_11_WEP *wep)
350	{
351	u8 bdefaultkey;
352	u8 btransmitkey;
353	sint keyid;
354	struct security_priv *psecuritypriv = &padapter->securitypriv;
355
356	bdefaultkey = (wep->KeyIndex & 0x40000000) > 0 ? false : true;
357	btransmitkey = (wep->KeyIndex & 0x80000000) > 0 ? true : false;
358	keyid = wep->KeyIndex & 0x3fffffff;
359	if (keyid >= WEP_KEYS)
360	return false;
361	switch (wep->KeyLength) {
362	case 5:
363	psecuritypriv->PrivacyAlgrthm = _WEP40_;
364	break;
365	case 13:
366	psecuritypriv->PrivacyAlgrthm = _WEP104_;
367	break;
368	default:
369	psecuritypriv->PrivacyAlgrthm = _NO_PRIVACY_;
370	break;
371	}
372	memcpy(psecuritypriv->DefKey[keyid].skey, &wep->KeyMaterial,
373	wep->KeyLength);
374	psecuritypriv->DefKeylen[keyid] = wep->KeyLength;
375	psecuritypriv->PrivacyKeyIndex = keyid;
376	if (r8712_set_key(padapter, psecuritypriv, keyid) == _FAIL)
377	return false;
378	return _SUCCESS;
379	}