1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 ******************************************************************************/
15
16
17 #define _MLME_OSDEP_C_
18
19 #include <osdep_service.h>
20 #include <drv_types.h>
21 #include <mlme_osdep.h>
22
rtw_init_mlme_timer(struct adapter * padapter)23 void rtw_init_mlme_timer(struct adapter *padapter)
24 {
25 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
26
27 setup_timer(&pmlmepriv->assoc_timer, _rtw_join_timeout_handler,
28 (unsigned long)padapter);
29 setup_timer(&pmlmepriv->scan_to_timer, rtw_scan_timeout_handler,
30 (unsigned long)padapter);
31 setup_timer(&pmlmepriv->dynamic_chk_timer,
32 rtw_dynamic_check_timer_handlder, (unsigned long)padapter);
33 }
34
rtw_os_indicate_connect(struct adapter * adapter)35 void rtw_os_indicate_connect(struct adapter *adapter)
36 {
37 rtw_indicate_wx_assoc_event(adapter);
38 netif_carrier_on(adapter->pnetdev);
39 }
40
rtw_os_indicate_scan_done(struct adapter * padapter,bool aborted)41 void rtw_os_indicate_scan_done(struct adapter *padapter, bool aborted)
42 {
43 indicate_wx_scan_complete_event(padapter);
44 }
45
46 static struct rt_pmkid_list backup_pmkid[NUM_PMKID_CACHE];
47
rtw_reset_securitypriv(struct adapter * adapter)48 void rtw_reset_securitypriv(struct adapter *adapter)
49 {
50 u8 backup_index = 0;
51 u8 backup_counter = 0x00;
52 u32 backup_time = 0;
53
54 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
55 /* 802.1x */
56 /* We have to backup the PMK information for WiFi PMK Caching test item. */
57 /* Backup the btkip_countermeasure information. */
58 /* When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds. */
59 memcpy(&backup_pmkid[0], &adapter->securitypriv.PMKIDList[0], sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
60 backup_index = adapter->securitypriv.PMKIDIndex;
61 backup_counter = adapter->securitypriv.btkip_countermeasure;
62 backup_time = adapter->securitypriv.btkip_countermeasure_time;
63 memset((unsigned char *)&adapter->securitypriv, 0, sizeof(struct security_priv));
64
65 /* Restore the PMK information to securitypriv structure for the following connection. */
66 memcpy(&adapter->securitypriv.PMKIDList[0],
67 &backup_pmkid[0],
68 sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
69 adapter->securitypriv.PMKIDIndex = backup_index;
70 adapter->securitypriv.btkip_countermeasure = backup_counter;
71 adapter->securitypriv.btkip_countermeasure_time = backup_time;
72 adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
73 adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
74 } else {
75 /* reset values in securitypriv */
76 struct security_priv *psec_priv = &adapter->securitypriv;
77
78 psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
79 psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
80 psec_priv->dot11PrivacyKeyIndex = 0;
81 psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
82 psec_priv->dot118021XGrpKeyid = 1;
83 psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
84 psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
85 }
86 }
87
rtw_os_indicate_disconnect(struct adapter * adapter)88 void rtw_os_indicate_disconnect(struct adapter *adapter)
89 {
90 netif_carrier_off(adapter->pnetdev); /* Do it first for tx broadcast pkt after disconnection issue! */
91 rtw_indicate_wx_disassoc_event(adapter);
92 rtw_reset_securitypriv(adapter);
93 }
94
rtw_report_sec_ie(struct adapter * adapter,u8 authmode,u8 * sec_ie)95 void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie)
96 {
97 uint len;
98 u8 *buff, *p, i;
99 union iwreq_data wrqu;
100
101 RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
102 ("+rtw_report_sec_ie, authmode=%d\n", authmode));
103 buff = NULL;
104 if (authmode == _WPA_IE_ID_) {
105 RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
106 ("rtw_report_sec_ie, authmode=%d\n", authmode));
107 buff = rtw_malloc(IW_CUSTOM_MAX);
108 if (!buff)
109 return;
110 memset(buff, 0, IW_CUSTOM_MAX);
111 p = buff;
112 p += sprintf(p, "ASSOCINFO(ReqIEs =");
113 len = sec_ie[1]+2;
114 len = min_t(uint, len, IW_CUSTOM_MAX);
115 for (i = 0; i < len; i++)
116 p += sprintf(p, "%02x", sec_ie[i]);
117 p += sprintf(p, ")");
118 memset(&wrqu, 0, sizeof(wrqu));
119 wrqu.data.length = p-buff;
120 wrqu.data.length = min_t(__u16, wrqu.data.length, IW_CUSTOM_MAX);
121 wireless_send_event(adapter->pnetdev, IWEVCUSTOM, &wrqu, buff);
122 kfree(buff);
123 }
124 }
125
init_addba_retry_timer(struct adapter * padapter,struct sta_info * psta)126 void init_addba_retry_timer(struct adapter *padapter, struct sta_info *psta)
127 {
128 setup_timer(&psta->addba_retry_timer, addba_timer_hdl,
129 (unsigned long)psta);
130 }
131
init_mlme_ext_timer(struct adapter * padapter)132 void init_mlme_ext_timer(struct adapter *padapter)
133 {
134 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
135
136 setup_timer(&pmlmeext->survey_timer, survey_timer_hdl,
137 (unsigned long)padapter);
138 setup_timer(&pmlmeext->link_timer, link_timer_hdl,
139 (unsigned long)padapter);
140 }
141
142 #ifdef CONFIG_88EU_AP_MODE
143
rtw_indicate_sta_assoc_event(struct adapter * padapter,struct sta_info * psta)144 void rtw_indicate_sta_assoc_event(struct adapter *padapter, struct sta_info *psta)
145 {
146 union iwreq_data wrqu;
147 struct sta_priv *pstapriv = &padapter->stapriv;
148
149 if (!psta)
150 return;
151
152 if (psta->aid > NUM_STA)
153 return;
154
155 if (pstapriv->sta_aid[psta->aid - 1] != psta)
156 return;
157
158
159 wrqu.addr.sa_family = ARPHRD_ETHER;
160
161 memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
162
163 DBG_88E("+rtw_indicate_sta_assoc_event\n");
164
165 wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL);
166 }
167
rtw_indicate_sta_disassoc_event(struct adapter * padapter,struct sta_info * psta)168 void rtw_indicate_sta_disassoc_event(struct adapter *padapter, struct sta_info *psta)
169 {
170 union iwreq_data wrqu;
171 struct sta_priv *pstapriv = &padapter->stapriv;
172
173 if (!psta)
174 return;
175
176 if (psta->aid > NUM_STA)
177 return;
178
179 if (pstapriv->sta_aid[psta->aid - 1] != psta)
180 return;
181
182
183 wrqu.addr.sa_family = ARPHRD_ETHER;
184
185 memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
186
187 DBG_88E("+rtw_indicate_sta_disassoc_event\n");
188
189 wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL);
190 }
191
192 #endif
193