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 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17 *
18 *
19 ******************************************************************************/
20
21
22 #define _MLME_OSDEP_C_
23
24 #include <osdep_service.h>
25 #include <drv_types.h>
26 #include <mlme_osdep.h>
27
rtw_init_mlme_timer(struct adapter * padapter)28 void rtw_init_mlme_timer(struct adapter *padapter)
29 {
30 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
31
32 _init_timer(&(pmlmepriv->assoc_timer), padapter->pnetdev, _rtw_join_timeout_handler, padapter);
33 _init_timer(&(pmlmepriv->scan_to_timer), padapter->pnetdev, rtw_scan_timeout_handler, padapter);
34 _init_timer(&(pmlmepriv->dynamic_chk_timer), padapter->pnetdev, rtw_dynamic_check_timer_handlder, padapter);
35 }
36
rtw_os_indicate_connect(struct adapter * adapter)37 void rtw_os_indicate_connect(struct adapter *adapter)
38 {
39 rtw_indicate_wx_assoc_event(adapter);
40 netif_carrier_on(adapter->pnetdev);
41 if (adapter->pid[2] != 0)
42 rtw_signal_process(adapter->pid[2], SIGALRM);
43 }
44
rtw_os_indicate_scan_done(struct adapter * padapter,bool aborted)45 void rtw_os_indicate_scan_done(struct adapter *padapter, bool aborted)
46 {
47 indicate_wx_scan_complete_event(padapter);
48 }
49
50 static struct rt_pmkid_list backup_pmkid[NUM_PMKID_CACHE];
51
rtw_reset_securitypriv(struct adapter * adapter)52 void rtw_reset_securitypriv(struct adapter *adapter)
53 {
54 u8 backup_index = 0;
55 u8 backup_counter = 0x00;
56 u32 backup_time = 0;
57
58 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
59 /* 802.1x */
60 /* We have to backup the PMK information for WiFi PMK Caching test item. */
61 /* Backup the btkip_countermeasure information. */
62 /* When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds. */
63 memset(&backup_pmkid[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
64 memcpy(&backup_pmkid[0], &adapter->securitypriv.PMKIDList[0], sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
65 backup_index = adapter->securitypriv.PMKIDIndex;
66 backup_counter = adapter->securitypriv.btkip_countermeasure;
67 backup_time = adapter->securitypriv.btkip_countermeasure_time;
68 memset((unsigned char *)&adapter->securitypriv, 0, sizeof(struct security_priv));
69
70 /* Restore the PMK information to securitypriv structure for the following connection. */
71 memcpy(&adapter->securitypriv.PMKIDList[0],
72 &backup_pmkid[0],
73 sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
74 adapter->securitypriv.PMKIDIndex = backup_index;
75 adapter->securitypriv.btkip_countermeasure = backup_counter;
76 adapter->securitypriv.btkip_countermeasure_time = backup_time;
77 adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
78 adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
79 } else {
80 /* reset values in securitypriv */
81 struct security_priv *psec_priv = &adapter->securitypriv;
82
83 psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
84 psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
85 psec_priv->dot11PrivacyKeyIndex = 0;
86 psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
87 psec_priv->dot118021XGrpKeyid = 1;
88 psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
89 psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
90 }
91 }
92
rtw_os_indicate_disconnect(struct adapter * adapter)93 void rtw_os_indicate_disconnect(struct adapter *adapter)
94 {
95 netif_carrier_off(adapter->pnetdev); /* Do it first for tx broadcast pkt after disconnection issue! */
96 rtw_indicate_wx_disassoc_event(adapter);
97 rtw_reset_securitypriv(adapter);
98 }
99
rtw_report_sec_ie(struct adapter * adapter,u8 authmode,u8 * sec_ie)100 void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie)
101 {
102 uint len;
103 u8 *buff, *p, i;
104 union iwreq_data wrqu;
105
106 RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
107 ("+rtw_report_sec_ie, authmode=%d\n", authmode));
108 buff = NULL;
109 if (authmode == _WPA_IE_ID_) {
110 RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
111 ("rtw_report_sec_ie, authmode=%d\n", authmode));
112 buff = rtw_malloc(IW_CUSTOM_MAX);
113 if (!buff)
114 return;
115 memset(buff, 0, IW_CUSTOM_MAX);
116 p = buff;
117 p += sprintf(p, "ASSOCINFO(ReqIEs =");
118 len = sec_ie[1]+2;
119 len = (len < IW_CUSTOM_MAX) ? len : IW_CUSTOM_MAX;
120 for (i = 0; i < len; i++)
121 p += sprintf(p, "%02x", sec_ie[i]);
122 p += sprintf(p, ")");
123 memset(&wrqu, 0, sizeof(wrqu));
124 wrqu.data.length = p-buff;
125 wrqu.data.length = (wrqu.data.length < IW_CUSTOM_MAX) ?
126 wrqu.data.length : IW_CUSTOM_MAX;
127 wireless_send_event(adapter->pnetdev, IWEVCUSTOM, &wrqu, buff);
128 kfree(buff);
129 }
130 }
131
init_addba_retry_timer(struct adapter * padapter,struct sta_info * psta)132 void init_addba_retry_timer(struct adapter *padapter, struct sta_info *psta)
133 {
134 _init_timer(&psta->addba_retry_timer, padapter->pnetdev, addba_timer_hdl, psta);
135 }
136
init_mlme_ext_timer(struct adapter * padapter)137 void init_mlme_ext_timer(struct adapter *padapter)
138 {
139 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
140
141 _init_timer(&pmlmeext->survey_timer, padapter->pnetdev, survey_timer_hdl, padapter);
142 _init_timer(&pmlmeext->link_timer, padapter->pnetdev, link_timer_hdl, padapter);
143 }
144
145 #ifdef CONFIG_88EU_AP_MODE
146
rtw_indicate_sta_assoc_event(struct adapter * padapter,struct sta_info * psta)147 void rtw_indicate_sta_assoc_event(struct adapter *padapter, struct sta_info *psta)
148 {
149 union iwreq_data wrqu;
150 struct sta_priv *pstapriv = &padapter->stapriv;
151
152 if (psta == NULL)
153 return;
154
155 if (psta->aid > NUM_STA)
156 return;
157
158 if (pstapriv->sta_aid[psta->aid - 1] != psta)
159 return;
160
161
162 wrqu.addr.sa_family = ARPHRD_ETHER;
163
164 memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
165
166 DBG_88E("+rtw_indicate_sta_assoc_event\n");
167
168 wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL);
169 }
170
rtw_indicate_sta_disassoc_event(struct adapter * padapter,struct sta_info * psta)171 void rtw_indicate_sta_disassoc_event(struct adapter *padapter, struct sta_info *psta)
172 {
173 union iwreq_data wrqu;
174 struct sta_priv *pstapriv = &padapter->stapriv;
175
176 if (psta == NULL)
177 return;
178
179 if (psta->aid > NUM_STA)
180 return;
181
182 if (pstapriv->sta_aid[psta->aid - 1] != psta)
183 return;
184
185
186 wrqu.addr.sa_family = ARPHRD_ETHER;
187
188 memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
189
190 DBG_88E("+rtw_indicate_sta_disassoc_event\n");
191
192 wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL);
193 }
194
195 #endif
196