1 /******************************************************************************
4 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
5 * Linux device driver for RTL8192SU
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.
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
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
20 * Modifications for inclusion into the Linux staging tree are
21 * Copyright(c) 2010 Larry Finger. All rights reserved.
23 * Contact information:
24 * WLAN FAE <wlanfae@realtek.com>.
25 * Larry Finger <Larry.Finger@lwfinger.net>
27 ******************************************************************************/
29 #define _MLME_OSDEP_C_
31 #include "osdep_service.h"
32 #include "drv_types.h"
33 #include "mlme_osdep.h"
35 static void sitesurvey_ctrl_handler(void *FunctionContext
)
37 struct _adapter
*adapter
= (struct _adapter
*)FunctionContext
;
39 _r8712_sitesurvey_ctrl_handler(adapter
);
40 _set_timer(&adapter
->mlmepriv
.sitesurveyctrl
.sitesurvey_ctrl_timer
,
44 static void join_timeout_handler (void *FunctionContext
)
46 struct _adapter
*adapter
= (struct _adapter
*)FunctionContext
;
47 _r8712_join_timeout_handler(adapter
);
50 static void _scan_timeout_handler (void *FunctionContext
)
52 struct _adapter
*adapter
= (struct _adapter
*)FunctionContext
;
53 r8712_scan_timeout_handler(adapter
);
56 static void dhcp_timeout_handler (void *FunctionContext
)
58 struct _adapter
*adapter
= (struct _adapter
*)FunctionContext
;
59 _r8712_dhcp_timeout_handler(adapter
);
62 static void wdg_timeout_handler (void *FunctionContext
)
64 struct _adapter
*adapter
= (struct _adapter
*)FunctionContext
;
66 _r8712_wdg_timeout_handler(adapter
);
68 _set_timer(&adapter
->mlmepriv
.wdg_timer
, 2000);
71 void r8712_init_mlme_timer(struct _adapter
*padapter
)
73 struct mlme_priv
*pmlmepriv
= &padapter
->mlmepriv
;
75 _init_timer(&(pmlmepriv
->assoc_timer
), padapter
->pnetdev
,
76 join_timeout_handler
, (pmlmepriv
->nic_hdl
));
77 _init_timer(&(pmlmepriv
->sitesurveyctrl
.sitesurvey_ctrl_timer
),
78 padapter
->pnetdev
, sitesurvey_ctrl_handler
,
79 (u8
*)(pmlmepriv
->nic_hdl
));
80 _init_timer(&(pmlmepriv
->scan_to_timer
), padapter
->pnetdev
,
81 _scan_timeout_handler
, (pmlmepriv
->nic_hdl
));
82 _init_timer(&(pmlmepriv
->dhcp_timer
), padapter
->pnetdev
,
83 dhcp_timeout_handler
, (u8
*)(pmlmepriv
->nic_hdl
));
84 _init_timer(&(pmlmepriv
->wdg_timer
), padapter
->pnetdev
,
85 wdg_timeout_handler
, (u8
*)(pmlmepriv
->nic_hdl
));
88 void r8712_os_indicate_connect(struct _adapter
*adapter
)
90 r8712_indicate_wx_assoc_event(adapter
);
91 netif_carrier_on(adapter
->pnetdev
);
94 static struct RT_PMKID_LIST backupPMKIDList
[NUM_PMKID_CACHE
];
95 void r8712_os_indicate_disconnect(struct _adapter
*adapter
)
97 u8 backupPMKIDIndex
= 0;
98 u8 backupTKIPCountermeasure
= 0x00;
100 r8712_indicate_wx_disassoc_event(adapter
);
101 netif_carrier_off(adapter
->pnetdev
);
102 if (adapter
->securitypriv
.AuthAlgrthm
== 2) { /*/802.1x*/
103 /* We have to backup the PMK information for WiFi PMK Caching
104 * test item. Backup the btkip_countermeasure information.
105 * When the countermeasure is trigger, the driver have to
106 * disconnect with AP for 60 seconds.
109 memcpy(&backupPMKIDList
[0], &adapter
->securitypriv
.
110 PMKIDList
[0], sizeof(struct RT_PMKID_LIST
) *
112 backupPMKIDIndex
= adapter
->securitypriv
.PMKIDIndex
;
113 backupTKIPCountermeasure
= adapter
->securitypriv
.
114 btkip_countermeasure
;
115 memset((unsigned char *)&adapter
->securitypriv
, 0,
116 sizeof(struct security_priv
));
117 _init_timer(&(adapter
->securitypriv
.tkip_timer
),
118 adapter
->pnetdev
, r8712_use_tkipkey_handler
,
120 /* Restore the PMK information to securitypriv structure
121 * for the following connection. */
122 memcpy(&adapter
->securitypriv
.PMKIDList
[0],
124 sizeof(struct RT_PMKID_LIST
) * NUM_PMKID_CACHE
);
125 adapter
->securitypriv
.PMKIDIndex
= backupPMKIDIndex
;
126 adapter
->securitypriv
.btkip_countermeasure
=
127 backupTKIPCountermeasure
;
128 } else { /*reset values in securitypriv*/
129 struct security_priv
*psec_priv
= &adapter
->securitypriv
;
131 psec_priv
->AuthAlgrthm
= 0; /*open system*/
132 psec_priv
->PrivacyAlgrthm
= _NO_PRIVACY_
;
133 psec_priv
->PrivacyKeyIndex
= 0;
134 psec_priv
->XGrpPrivacy
= _NO_PRIVACY_
;
135 psec_priv
->XGrpKeyid
= 1;
136 psec_priv
->ndisauthtype
= Ndis802_11AuthModeOpen
;
137 psec_priv
->ndisencryptstatus
= Ndis802_11WEPDisabled
;
138 psec_priv
->wps_phase
= false;
142 void r8712_report_sec_ie(struct _adapter
*adapter
, u8 authmode
, u8
*sec_ie
)
146 union iwreq_data wrqu
;
149 if (authmode
== _WPA_IE_ID_
) {
150 buff
= _malloc(IW_CUSTOM_MAX
);
153 memset(buff
, 0, IW_CUSTOM_MAX
);
155 p
+= sprintf(p
, "ASSOCINFO(ReqIEs=");
157 len
= (len
< IW_CUSTOM_MAX
) ? len
: IW_CUSTOM_MAX
- 1;
158 for (i
= 0; i
< len
; i
++)
159 p
+= sprintf(p
, "%02x", sec_ie
[i
]);
160 p
+= sprintf(p
, ")");
161 memset(&wrqu
, 0, sizeof(wrqu
));
162 wrqu
.data
.length
= p
-buff
;
163 wrqu
.data
.length
= (wrqu
.data
.length
< IW_CUSTOM_MAX
) ?
164 wrqu
.data
.length
: IW_CUSTOM_MAX
;
165 wireless_send_event(adapter
->pnetdev
, IWEVCUSTOM
, &wrqu
, buff
);